1 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
2 Caroline Tice <ctice@apple.com>
4 PR rtl-optimization/24460
5 * dwarf2out.c (have_switched_text_sections): New boolean variable.
6 (dwarf2out_switch_text_section): Set it to true instead of
7 incrementing separate_line_info_table_in_use.
8 (output_loc_list): Additionally test have_switched_text_sections.
9 (output_ranges): Likewise.
10 (dwarf2out_finish): Likewise.
11 * varasm.c (assemble_start_function): Do not call
12 insert_section_boundary_note.
13 (assemble_end_function): If flag_reorder_blocks_and_partition,
14 switch to the function's section before emitting the .size directive.
15 * bb-reorder.c (insert_section_boundary_note): Staticify.
16 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
17 * output.h (insert_section_boundary_note): Delete.
19 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
22 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
23 instead of pointer equality when comparing types.
25 2005-10-24 James E. Wilson <wilson@specifix.com>
27 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
28 add_dependence_list_and_free calls.
30 2005-10-24 Steven Bosscher <stevenb@suse.de>
32 * contrib.texi: Add the names of the LLNL folks who donated
33 Cray pointer support for gfortran.
35 2005-10-24 Steven Bosscher <stevenb@suse.de>
37 PR tree-optimization/24225
38 * profile.c (branch_prob): Look from end to start through a
39 basic block when looking for a locus.
41 2005-10-24 Richard Henderson <rth@redhat.com>
43 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
45 (hppa_expand_prologue): Likewise.
47 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
49 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
50 (NO_DEFERRED_PROFILE_COUNTERS): Define.
51 * pa.h (NO_PROFILE_COUNTERS): Define.
52 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
53 (funcdef_nos): New vector to hold label numbers of deferred profile
55 (output_deferred_profile_counters): New function.
56 (hppa_profile_hook): Push label number onto funcdef_nos.
57 (pa_hpux_file_end): Call output_deferred_profile_counters if
58 NO_DEFERRED_PROFILE_COUNTERS is false.
60 * pa-protos.h (get_deferred_plabel): New prototype.
61 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
63 (output_call): Adjust calls.
65 2005-10-24 Alan Modra <amodra@bigpond.net.au>
67 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
68 peculiarity of GOT/TOC section usage.
70 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
73 * c-common.c (constant_string_class_name): Add documentation.
75 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
78 * recog.c (peephole2_optimize): Increment peep2_current_count
79 only when the slot is empty.
81 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
84 * except.c (output_function_exception_table): Call
85 assemble_external_libcall if we need a personality function.
87 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
89 PR rtl-optimization/24460
90 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
91 set the basic block for barriers.
93 2005-10-21 Janis Johnson <janis187@us.ibm.com>
95 * var-tracking.c (vt_initialize): Initialize post.
97 2005-10-21 Devang Patel <dpatel@apple.com>
100 * c-common.c (vector_types_convertible_p): Check vector element type.
102 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
104 * config/sh/sh.c (prepare_move_operands): Handle the address
105 constant which is a tls symbolic address plus a constant.
107 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
110 * gcc.c (main): Use the correct counter for erroring out
111 about mulitple files.
113 2005-10-21 Alan Modra <amodra@bigpond.net.au>
116 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
117 use r2 for 64-bit tls .got access.
119 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
121 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
124 2005-10-20 Steven Bosscher <stevenb@suse.de>
126 PR tree-optimization/24307
127 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
129 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
132 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
134 * varasm.c (find_decl_and_mark_needed): After cgraph global info
135 is ready, stop marking functions, but still mark variables.
137 2005-10-20 Richard Guenther <rguenther@suse.de>
140 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
143 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
145 PR rtl-optimization/23585
146 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
147 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
148 (may_trap_p_1): New predicate extracted from...
149 (may_trap_p): ... here. Invoke may_trap_p_1.
150 (may_trap_or_fault_p): New predicate.
151 * rtl.h (may_trap_or_fault_p): Declare it.
152 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
153 instead of may_trap_p.
154 (steal_delay_list_from_fallthrough): Likewise.
155 (fill_simple_delay_slots): Likewise.
156 (fill_slots_from_thread): Likewise.
157 * function.c (pad_to_arg_alignment): Rework comment about
158 SPARC_STACK_BOUNDARY_HACK.
159 * config/sparc/sparc.h: Likewise.
161 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
163 * config/s390/s390.c (s390_expand_insv): New.
164 * config/s390/s390-protos.h (s390_expand_insv): Declare.
165 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
166 ("icm_hi"): Remove mode attribute.
167 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
169 ("*extracthi", "*extractqi"): Remove.
170 (extv<mode>", "*extzv<mode>"): New.
171 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
172 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
174 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
176 * cfgexpand.c (discover_nonconstant_array_refs_r,
177 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
178 (tree_expand_cfg): Call discover_nonconstant_array_refs.
179 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
180 discover_nonconstant_array_refs.
182 2005-10-19 Steven Bosscher <stevenb@suse.de>
185 * c-decl.c (pop_scope): Don't warn about an unused variable
186 if it is marked with TREE_NO_WARNING.
187 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
188 somenow mismatch and olddecl is to be replaced.
190 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
193 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
194 whether registers live on the edge can be saved/restored.
196 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
198 * config/sh/sh.c (fixup_mova): Skip notes.
200 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
202 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
203 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
204 (s390_can_eliminate): Handle BASE_REGNUM elimination.
205 (s390_initial_elimination_offset): Likewise.
206 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
207 register on TARGET_ZARCH targets.
208 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
209 (INITIAL_FRAME_POINTER_OFFSET): Remove.
210 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
211 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
213 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
215 * config/s390/s390.md: Comment describing output modifiers updated.
216 * config/s390/s390.c (print_operand): Likewise.
218 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
220 * config/s390/s390.c (override_options): Added check for -mstack-size
222 * doc/invoke.texi: Mention that limit in the documenation.
224 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
227 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
229 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
231 Fix PR tree-optimization/24231
233 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
234 (compute_avail): Ditto.
236 2005-10-18 Richard Henderson <rth@redhat.com>
239 * config/i386/i386.c (legitimate_constant_p): Check
240 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
242 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
243 (legitimate_pic_address_disp_p): Reorg CONST checking to make
244 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
246 (print_operand_address): Likewise.
247 * config/i386/predicates.md (x86_64_immediate_operand): Test
248 SYMBOL_REF_TLS_MODEL properly inside CONST.
249 (x86_64_zext_immediate_operand): Likewise.
250 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
251 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
252 * config/i386/i386-protos.h: Remove predicates.md entries.
254 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
256 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
257 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
259 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
260 Ian Lance Taylor <ian@airs.com>
263 * fold-const.c (fold_widened_comparison): Do not allow range based
264 constant folding when right operand cannot be unwidened.
266 2005-10-17 Richard Henderson <rth@redhat.com>
268 * builtins.c (expand_builtin_synchronize): Build a new-style asm
269 with a memory clobber.
271 2005-10-17 James E Wilson <wilson@specifix.com>
273 PR rtl-optimization/17356
274 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
275 checking for EDGE_EH.
277 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
279 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
280 the slot on an even boundary for any type with 16-byte alignment.
282 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
285 * md.texi (Modifiers) <%>: Clarify that % doesn't work
286 after register allocation.
288 2005-10-17 DJ Delorie <dj@redhat.com>
290 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
293 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
296 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
299 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
301 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
302 to 2 if it's already non-zero.
303 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
304 is set and warn about it if flag_schedule_insns is 1.
306 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
308 * config/crx/crx.md: Compare-and-branch instructions need to
311 2005-10-17 Uros Bizjak <uros@kss-loka.si>
314 * config/i386/i386.md (*pushdi2_rex64 splitter)
315 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
316 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
317 flow2 pass only when (optimize > 0 && flag_peephole2).
319 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
322 * gcc.c (have_c): New static variable.
324 (process_command): Remove declation of have_c.
325 Set have_o to 1 when handling -o.
326 (main): Add a fatel error if there are multiple
327 files specified and -o and -c/-S is passed witout
328 -combine or multiple languages.
330 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
332 Fix PR tree-optimization/22444
333 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
334 Assert that we don't hit something with subvars.
335 (setup_pointers_and_addressables): Don't add things with subvars,
336 because we'll already process the subvars for aliasing purposes.
338 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
341 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
342 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
343 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
344 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
345 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
346 swapped, alternatives for the R constraint.
349 * builtins.c (get_builtin_sync_mode): Make unlimited
350 mode_for_size request.
352 2005-10-15 Richard Henderson <rth@redhat.com>
354 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
355 (gimplify_expr): ... here.
356 (gimplify_compound_lval): Use it in initial scan loop. Allow
357 fb_lvalue in base expression.
359 2005-10-15 Richard Henderson <rth@redhat.com>
362 * builtins.c (expand_builtin_trap): Export.
363 * expr.h (expand_builtin_trap): Declare.
364 * expr.c (expand_assignment): Emit a trap for integral offsets
365 from registers that weren't reduced to bitpos.
367 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
368 (mark_array_ref_addressable): Remove.
369 * tree-flow.h (mark_array_ref_addressable): Remove.
370 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
372 2005-10-15 James E Wilson <wilson@specifix.com>
375 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
376 (add_dependence_list_and_free): Likewise.
377 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
380 2005-10-15 Diego Novillo <dnovillo@redhat.com>
384 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
385 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
387 (vrp_visit_phi_node): Only prevent infinite iterations when
388 the previous result and the new result are both VR_RANGEs.
390 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
392 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
395 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
398 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
401 2005-10-14 Per Bothner <per@bothner.com>
403 PR preprocessor/21250
404 * c-ppoutput.c (print_line): Print internal line 0 as 1.
406 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
409 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
410 overflow flags. Refactor some conditionals.
412 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
415 * tree-dfa.c (add_referenced_var): Only look at decls which
416 have TREE_CONSTANT or TREE_READONLY set instead of if
417 !TREE_PUBLIC or !TREE_CONSTANT.
419 2005-10-13 James E Wilson <wilson@specifix.com>
421 * doc/invoke.texi: For -x, add f95-cpp-input.
422 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
424 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
426 PR tree-optimization/24262
427 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
428 in loop all the time.
430 2005-10-12 Richard Henderson <rth@redhat.com>
433 * tree.h (DECL_TRANSPARENT_UNION): Remove.
434 * function.c (assign_parm_find_data_types): Don't support it.
435 * print-tree.c (print_node): Likewise.
436 * c-common.c (handle_transparent_union_attribute): Likewise.
437 Use build_duplicate_type.
438 * tree-inline.c (remap_type_1): Split out of remap_type;
439 properly remap aggregate fields.
440 (build_duplicate_type): New.
441 * doc/extend.texi (Variable Attributes): Remove documentation
442 for transparent_union.
444 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
447 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
448 (gen_stack_pointer_dec): Likewise.
450 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
454 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
456 (struct cxx): Add adjust_class_at_definition target hook.
457 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
458 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
459 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
460 hook_void_tree. Add to TARGET_CXX.
461 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
463 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
464 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
465 instead of attribute. Check for dllexport override. Warn if
466 inconsistent dll linkage. Don't lose old dllimport if decl has
467 had address referenced. Tweak lookup of dllimport atribute.
468 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
469 for target specific rules. Don't add dllimport attribute if
470 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
472 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
473 * varasm.c (initializer_constant_valid_p): Replace
474 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
478 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
479 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
480 (i[34567]86-*-mingw32*): Likewise.
482 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
483 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
485 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
486 C++-specific code. Change return value to bool.
487 (i386_pe_dllimport_p): Likewise.
488 (associated_type): Simplify and make language-independent
489 (i386_pe_encode_section_info): Replace override of ambiguous
490 dllimport symbol refs with a gcc_assert.
491 (i386_pe_valid_dllimport_attribute_p): Define.
492 * config/i386/winnt-cxx.c: New file. Define C++ versions of
493 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
494 i386_pe_adjust_class_at_definition.
495 * config/i386/winnt-stubs.c: New file. Define stub versions of
496 lang-specific functions.
497 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
498 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
499 i386_pe_adjust_class_at_definition.
500 (i386_pe_valid_dllimport_attribute_p): Declare.
501 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
502 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
503 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
506 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
507 dllimport attribute with test of DECL_DLLIMPORT_P.
509 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
511 * combine.c (make_extraction): Correct offset computation.
513 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
515 * config/cris/t-linux (LIMITS_H_TEST): Define.
517 2005-10-12 Richard Henderson <rth@redhat.com>
520 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
522 2005-10-12 Richard Guenther <rguenther@suse.de>
524 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
526 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
529 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
530 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
533 2005-10-12 Richard Guenther <rguenther@suse.de>
536 * varasm.c (output_constant): Correct typo from previous
539 2005-10-11 Ian Lance Taylor <ian@airs.com>
541 PR rtl-optimization/13931
542 * combine.c: Revert patch of 2003-05-14, and:
543 (try_combine): Only set elim_i1 and elim_i2 if the destination is
544 completely killed in the appropriate insn.
545 (distribute_notes): Don't skip multiple hard register test for
548 2005-10-11 Richard Henderson <rth@redhat.com>
551 * c-typeck.c (convert_for_assignment): Use build_constructor_single
552 to initialize a transparent union instead of a nop_expr.
554 2005-10-11 Richard Henderson <rth@redhat.com>
556 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
557 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
558 (tree_ssa_dce_loop): Call scev_reset.
561 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
562 * tree-ssa-dce.c: Include cfgloop.h.
563 (tree_ssa_dce_loop, pass_dce_loop): New.
564 * tree-pass.h (pass_dce_loop): Declare it.
565 * passes.c (init_optimization_passes): Use it.
567 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
570 * convert.c (convert_to_real): Revert 2005-10-05 patch.
571 Only apply the optimization for rounding builtins if the inner
572 cast is also an extension.
574 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
577 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
578 mark_new_vars_to_rename instead of update_stmt.
580 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
582 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
584 2005-10-11 Jakub Jelinek <jakub@redhat.com>
586 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
587 for setting MMX register to 0 rather than mmx.
589 2005-10-10 Steve Ellcey <sje@cup.hp.com>
592 * configure.ac: Move gas check from mips specific case to common case.
593 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
594 * configure: Regenerate
595 * doc/install.texi: Update.
597 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
600 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
602 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
604 * gcc.c (do_spec_1): Accept numeric characters in file name
607 2005-10-10 Nick Clifton <nickc@redhat.com>
609 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
610 describing the deleted arm_gen_rotated_half_load function.
612 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
614 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
617 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
619 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
621 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
622 (EXTRA_MULTILIB_PARTS): Define.
623 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
624 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
625 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
626 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
627 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
628 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
630 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
632 PR tree-optimization/24226
633 * tree-cfg.c (remove_bb): Clean up unreachable loops.
634 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
635 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
638 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
640 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
642 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
645 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
646 Rewrite for no need for the early clobber.
648 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
650 Merge from csl-arm-branch:
651 2005-09-07 Paul Brook <paul@codesourcery.com>
652 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
655 2005-04-30 Paul Brook <paul@codesourcery.com>
656 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
657 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
659 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
660 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
661 (arm_override_options): Use TARGET_AAPCS_BASED.
662 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
663 (PTRDIFF_TYPE): Use int for AAPCS.
664 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
665 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
666 (DEFAULT_SHORT_ENUMS): Delete.
667 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
669 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
670 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
671 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
672 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
674 2004-12-03 Mark Mitchell <mark@codesourcery.com>
675 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
677 2004-11-22 Mark Mitchell <mark@codesourcery.com>
678 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
680 2004-11-19 Mark Mitchell <mark@codesourcery.com>
681 * config.gcc (arm*-*-linux-gnueabi): Add it.
682 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
684 (TARGET_OS_CPP_BUILTINS): Likeiwse.
685 * config/arm/linux-eabi.h: New file.
686 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
687 (LINUX_TARET_LINK_SPEC): Likewise.
689 * config/arm/t-linux-eabi: New file.
691 2005-10-08 Steven Bosscher <stevenb@suse.de>
694 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
696 (PARAM_SMS_DFA_HISTORY): Likewise.
698 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
701 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
702 (load_register_parameters): Call it.
703 (check_sibcall_argument_overlap_1): Likewise.
704 (store_one_arg): Likewise.
706 2005-10-07 James E. Wilson <wilson@specifix.com>
708 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
709 DImode not VECINT24 for operand 2.
712 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
716 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
717 fr_spill): Use destination_operand for operand 0.
719 2005-10-07 DJ Delorie <dj@redhat.com>
721 * varasm.c (output_constant): Limit error to expanding
724 2005-10-07 Richard Guenther <rguenther@suse.de>
727 * fold-const.c (fold_binary): Fix operand types during folding
728 of X op (A, Y). Evaluation order of the side-effects of
729 X and A are frontend-defined, so ensure we honour that even for
730 tcc_comparison class operands; eased by removing duplicate code.
732 2005-10-07 Steve Ellcey <sje@cup.hp.com>
734 * stor-layout.c (layout_type): Do not allow alignment of array
735 elements to be greater than their size.
737 2005-10-07 Steve Ellcey <sje@cup.hp.com>
739 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
741 (hppa*-*-linux*): Ditto.
742 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
743 * config/host-hpux.c: New.
744 * config/x-hpux: New.
745 * config/pa/x-hpux: Remove.
746 * config/pa/x-linux: Remove.
747 * config/pa/pa-host.c: Remove.
749 2005-10-07 Jeff Law <law@redhat.com>
751 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
752 determine whether or not to try and thread outgoing edges.
754 2005-10-07 David Edelsohn <edelsohn@gnu.org>
756 * config/rs6000/rs6000.md (eqsi_power): New.
757 (neg_eq0si): Add TARGET_POWER to final condition.
760 2005-10-06 Richard Henderson <rth@redhat.com>
762 * config/rs6000/rs6000.c: Revert last change.
764 2005-10-06 Richard Henderson <rth@redhat.com>
766 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
767 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
769 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
773 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
774 out return_label and naked_return_label.
776 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
778 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
781 2005-10-06 Richard Henderson <rth@redhat.com>
784 * tree-inline.c (declare_return_variable): Handle modify_dest not
787 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
789 Fix PR tree-optimization/22488
790 * tree-ssa-structalias.c (check_for_overlaps): New function.
791 (create_variable_info_for): Use it.
793 2005-10-06 Richard Henderson <rth@redhat.com>
796 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
797 (dwarf2out_start_source_file): Print it.
799 2005-10-06 Geoffrey Keating <geoffk@apple.com>
801 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
803 2005-10-06 Richard Henderson <rth@redhat.com>
806 * mode-switching.c (optimize_mode_switching): Clear transp bit
807 for block with incomming abnormal edges.
809 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
810 (fpscr_set_from_mem): Use them.
811 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
812 (fpscr postinc splitters): Rewrite as peephole2+split.
814 2005-10-06 David Edelsohn <edelsohn@gnu.org>
816 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
817 (eq<mode>_compare): Same.
819 2005-10-06 Richard Guenther <rguenther@suse.de>
821 PR tree-optimization/24238
822 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
824 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
826 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
827 here. Use AC_PATH_PROG for environment variables instead of
829 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
831 * configure: Regenerated.
833 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
836 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
837 then force it into a register.
838 (call_value): Likewise.
840 2005-10-06 Richard Henderson <rth@redhat.com>
843 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
844 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
845 under pass_vectorize.
847 2005-10-05 Devang Patel <dpatel@apple.com>
850 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
851 handling constants. Check NAMESPACE_DECL context for constants.
853 2005-10-05 Eric Christopher <echristo@apple.com>
855 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
857 2005-10-05 Richard Henderson <rth@redhat.com>
860 * tree-cfg.c (mark_array_ref_addressable_1): New.
861 (mark_array_ref_addressable): New.
862 * tree-flow.h (mark_array_ref_addressable): Declare.
863 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
865 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
869 * reload.c (subst_reloads): When adding a REG_LABEL to a
870 jump instruction, also update JUMP_LABEL.
872 2005-10-05 David Edelsohn <edelsohn@gnu.org>
874 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
875 * bb-reorder.c (copy_bb_p): Use it.
876 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
878 2005-10-05 Richard Henderson <rth@redhat.com>
881 * toplev.c (process_options): Warn about unsupported combinations
882 of unwind tables and omit-frame-pointer.
883 * config/i386/i386.c (override_options): Similarly. Enable
884 accumulate-outgoing-args if not explicitly disabled.
886 2005-10-05 Steve Ellcey <sje@cup.hp.com>
888 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
889 Handle big endian vs. small endian.
890 (vec_initv2sf): Handle big endian vs. small endian.
891 (*vec_extractv2sf_1): Ditto.
893 2005-10-05 Dale Johannesen <dalej@apple.com>
895 * convert.c (convert_to_real): Don't convert
896 (float)floor(double d) to floorf((float)d).
898 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
900 * config/arm/arm.md (insv): Use gen_int_mode in more places.
902 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
904 PR tree-optimization/18587
905 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
906 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
907 build_vuses): Change to VEC type.
908 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
909 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
910 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
911 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
912 (get_name_decl): New. Return DECL_UID of base variable.
913 (operand_build_cmp): New. qsort comparison routine.
914 (operand_build_sort_virtual): New. Sort virtual build vector.
915 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
916 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
917 (FINALIZE_BASE): Use get_name_decl.
918 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
919 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
920 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
921 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
922 direct VEC_* manipulations.
923 (build_ssa_operands): Call operand_build_sort_virtual.
924 (copy_virtual_operand, create_ssa_artficial_load_stmt,
925 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
926 with direct VEC_* manipulations.
927 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
928 with direct VEC manipulations.
930 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
932 PR tree-optimization/21419
933 PR tree-optimization/24146
934 PR tree-optimization/24151
936 * c-typeck.c (readonly_error): Handle USE being lv_asm.
937 (build_asm_expr): Call it if outputs are read-only.
938 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
940 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
941 Paolo Bonzini <bonzini@gnu.org>
945 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
946 enable the instructions and not just the built-ins.
947 * doc/invoke.texi (x86 Options): Likewise.
949 2005-10-04 Geoffrey Keating <geoffk@apple.com>
951 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
953 * doc/invoke.texi (Option Summary): Correct spelling
954 of -mmacosx-version-min.
956 2005-10-04 Devang Patel <dpatel@apple.com>
958 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
961 2005-10-04 Steve Ellcey <sje@cup.hp.com>
963 * tree-vect-transform.c (vect_create_epilog_for_reduction):
964 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
966 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
968 * config/s390/s390.md ("TDSI","DP"): New mode macros.
969 ("TE","tg"): New mode attributes.
970 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
971 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
972 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
973 dword_mode and one for GPRmode.
975 2005-10-04 Ian Lance Taylor <ian@airs.com>
977 PR preprocessor/13726
978 * c-ppoutput.c (cb_include): Add comments parameter, and print out
979 any comments passed in.
981 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
983 * tree.c (annotate_with_file_line): Fix typo.
985 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
988 * builtins.c (fold_builtin_memcmp): When constructing the pointer
989 type used to access data in the inlined length == 1 case, use
990 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
991 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
993 2005-10-04 Uros Bizjak <uros@kss-loka.si>
995 * config/i386/i386.h (TARGET_FISTTP): Enable also for
996 TARGET_SSE3 and only for TARGET_80387.
997 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
998 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
999 Do not depend on TARGET_80387.
1001 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1003 * tree.c (last_annotated_node): Change type to location_t*.
1004 (annotate_with_file_line): Reflect the change of
1005 last_annotated_node type.
1007 2005-10-04 Richard Guenther <rguenther@suse.de>
1010 * c-decl.c (grokdeclarator): Don't write to fields
1013 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1016 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1018 * varasm.c (make_decl_rtl): If a register variable does not
1019 have a set user assmbler name, error out.
1020 Decode the asmspec is now name+1 bypassing '*'.
1022 2005-10-04 Steven Bosscher <stevenb@suse.de>
1024 PR tree-optimization/23049
1025 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1026 of a COND_EXPR is folded before calling fold on the whole rhs of a
1027 conditional assignment.
1028 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1029 document that a COND_EXPR may appear there.
1031 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1034 * tree-vrp.c (extract_range_from_assert): If the new numeric
1035 range created out of the assertion contradicts the existing
1036 numeric range of the ASSERT_EXPR variable, make the new range
1039 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1041 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1042 from T_REGS to FP register class.
1044 2005-10-03 Richard Henderson <rth@redhat.com>
1047 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1048 before creating a new one.
1050 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1052 * config/rs6000/t-aix43 (LDFLAGS): New.
1053 * config/rs6000/t-aix52 (LDFLAGS): New.
1055 2005-10-03 Ian Lance Taylor <ian@airs.com>
1057 * gimplify.c (find_single_pointer_decl_1): New static function.
1058 (find_single_pointer_decl): New static function.
1059 (internal_get_tmp_var): For a formal variable, set restrict base
1060 information if appropriate.
1061 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1063 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1064 (DECL_GET_RESTRICT_BASE): Define.
1065 (SET_DECL_RESTRICT_BASE): Define.
1066 (decl_restrict_base_lookup): Declare.
1067 (decl_restrict_base_insert): Declare.
1068 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1069 * tree.c (restrict_base_for_decl): New static variable.
1070 (init_ttree): Initialize restrict_base_for_decl.
1071 (copy_node_stat): Copy restrict base information.
1072 (decl_restrict_base_lookup): New function.
1073 (decl_restrict_base_insert): New function.
1074 (print_restrict_base_statistics): New static function.
1075 (dump_tree_statistics): Call print_restrict_base_statistics.
1077 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1080 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1081 case of anti-ranges.
1083 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1086 * c-typeck.c (tagged_tu_seen): Rename to ...
1087 (tagged_tu_seen_cache): this and add val field.
1088 (comptypes): Move functional to comptypes_internal
1089 and free tagged_tu_seen.
1090 (comptypes_internal): New function and call comptypes_internal
1091 instead of comptypes. Speed up by sibcalling
1092 tagged_types_tu_compatible_p.
1093 (alloc_tagged_tu_seen): New function
1094 (free_all_tagged_tu_seen_up_to): New function.
1095 (tagged_types_tu_compatible_p): Return the val of the seen two
1097 Add that the two types are the same to tagged_tu_seen_base
1098 if they are and call comptypes_internal instead of comptypes.
1099 <case UNION_TYPE>: Speed up common type where the fields are
1101 (function_types_compatible_p): Call comptypes_internal instead of
1103 (type_lists_compatible_p): Likewise.
1104 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1106 2005-10-02 Matthias Klose <doko@debian.org>
1108 * doc/invoke.texi: Fix typo and speling error.
1110 2005-10-01 Richard Henderson <rth@redhat.com>
1112 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1114 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1116 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1117 using --start-group and --end-group.
1119 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1121 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1122 FIXME note regarding quirky semantics.
1124 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1127 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1128 non-null range as a last resort.
1130 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1131 Diego Novillo <dnovillo@redhat.com>
1134 * tree-vrp.c (extract_range_from_assert): For !=
1135 assertions, only build an anti-range if LIMIT is a
1136 single-valued range.
1138 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1140 * arm.md (movqi): On thumb when optimizing, handle loading from
1141 memory by describing this as taking a subreg of a zero-extended load
1142 into an SImode register.
1145 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1147 * reload1.c (merge_assigned_reloads): Do not change any
1148 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1150 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1152 * Makefile.in (LIPO_FOR_TARGET): Define.
1153 (STRIP_FOR_TARGET): Define.
1155 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1156 before creating new ones. Do symlinks before creating the actual
1159 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1160 to work out which multilibs are actually being built.
1162 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1164 * tree-vect-transform.c, config/ms1/ms1.md,
1165 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1166 Follow spelling conventions.
1167 * doc/invoke.texi, doc/md.texi: Fix typos.
1169 2005-09-30 Andrew Macleod <amacleod@redat.com>
1171 PR tree-optimization/21430
1172 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1173 use operands, and set stmt pointer if need be.
1174 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1175 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1178 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1181 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1183 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1185 * optabs.c (expand_binop): Initialize first_pass_p.
1187 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1190 * c-decl.c (c_write_global_declarations_1): If any
1191 wrapup_global_declaration_2 call returned true, restart the loop.
1193 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1195 Fix PR tree-optimization/24117
1196 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1197 before considering whether to use anyoffset.
1199 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1203 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1205 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1207 (swap_commutative_operands_with_target): New.
1209 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1212 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1215 2005-09-29 Steven Bosscher <stevenb@suse.de>
1217 PR tree-optimization/23911
1218 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1219 and IMAGPART_EXPR too.
1221 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1224 * expmed.c (expand_shift): Move logic to reverse rotation
1225 direction when rotating by constants ...
1226 * optabs.c (expand_binop): ... here.
1227 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1228 (ix86_rotrdi3): New pattern.
1229 (rotldi3): Handle 32-bit mode.
1230 (ix86_rotldi3): New pattern.
1232 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1235 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1236 check for numbers that need no bit twiddle.
1238 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1240 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1241 multilib to be built.
1243 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1244 (stage1-start): Delete old libgcc and libunwind before moving
1245 anything into the stage directory.
1246 (stage2-start): Likewise.
1247 (stage3-start): Likewise.
1248 (stage4-start): Likewise.
1249 (stageprofile-start): Likewise.
1250 (stagefeedback-start): Likewise.
1251 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1252 header in tm_file and CPU-specific t-darwin in tmake_file.
1253 (i[34567]86-*-darwin*): Don't change tm_file.
1254 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1255 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1256 shared library stub for target OS version.
1257 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1258 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1259 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1260 (libgcc_s.%.dylib): New.
1262 (install-darwin-libgcc-stubs): New.
1263 (INSTALL_LIBGCC): New append.
1264 * config/i386/darwin-libgcc.10.4.ver: New.
1265 * config/i386/darwin-libgcc.10.5.ver: New.
1266 * config/i386/t-darwin: New.
1267 * config/rs6000/darwin-libgcc.10.4.ver: New.
1268 * config/rs6000/darwin-libgcc.10.5.ver: New.
1269 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1270 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1272 2005-09-28 Paul Brook <paul@codesourcery.com>
1274 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1277 2005-09-28 Richard Guenther <rguenther@suse.de>
1279 PR tree-optimization/23853
1280 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1281 host_integerp to verify misalignment value.
1283 2005-09-28 Richard Henderson <rth@redhat.com>
1285 * builtins.c (get_builtin_sync_mode): New.
1286 (expand_builtin_sync_operation): Pass in mode argument.
1287 (expand_builtin_compare_and_swap): Likewise.
1288 (expand_builtin_lock_test_and_set): Likewise.
1289 (expand_builtin_lock_release): Likewise.
1290 (expand_builtin): Update to match.
1292 2005-09-28 Nick Clifton <nickc@redhat.com>
1294 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1295 formatting. Add check to PLUS case to ensure that the offset is
1296 within an acceptable range.
1298 * config/v850/v850.md (casesi): Disable the generation of the
1299 switch pattern as it is not being handled properly at the moment.
1301 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1302 for when the high words are identical.
1304 2005-09-27 Richard Henderson <rth@redhat.com>
1306 * pretty-print.c (pp_base_format): Fix typo for %>.
1308 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1309 Devang Patel <dpatel@apple.com>
1311 PR tree-optimization/23625
1312 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1313 LABEL_EXPR, assertion check.
1315 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1317 * optabs.c (no_conflict_move_test): Check if a result of a
1318 to-be-moved insn would be clobbered by an originally
1321 2005-09-27 Jeff Law <law@redhat.com>
1323 * passes.c (init_optimization_passes): Replace copy propagation
1324 passes immediately after DOM with phi-only copy propagation
1325 pases. Add phi-only copy propagation pass after first DOM pass.
1326 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1327 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1328 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1329 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1330 to init_copy_prop. Callers updated.
1331 (do_phi_only_copy_prop): New function.
1332 (pass_phi_only_copy_prop): New pass descriptor.
1334 2005-09-27 Nick Clifton <nickc@redhat.com>
1336 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1338 2005-09-26 Jason Merrill <jason@redhat.com>
1341 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1343 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1345 2005-09-26 James E Wilson <wilson@specifix.com>
1347 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1348 copyright. Add gcc copyright plus libgcc exception.
1349 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1351 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1353 2005-09-26 Jeff Law <law@redhat.com>
1355 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1356 about when to iterate.
1358 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1361 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1362 for __complex__ double in -mcpu=G5 mode.
1364 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1366 PR tree-optimization/23942
1367 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1368 * tree-scalar-evolution.c: Include params.h.
1370 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1371 follow_ssa_edge_in_condition_phi_branch,
1372 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1373 Change return type to t_bool. Use a parameter to limit the size of
1374 trees that are walked before stopping
1375 (analyze_evolution_in_loop): Initialize the limit to 0.
1376 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1377 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1379 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1382 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1383 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1385 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1387 * combine.c (make_extraction): Check for valid use of subreg.
1389 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1392 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1393 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1394 ("fist<mode>2_with_temp"): Use only register operands.
1396 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1398 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1399 CALL_INSN_FUNCTION_USAGE.
1401 2005-09-26 Richard Guenther <rguenther@suse.de>
1404 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1405 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1406 (ldst_entry): Use the hashtable instead of list-walking.
1407 (find_rtx_in_ldst): Likewise.
1408 (free_ldst_entry): Free the hashtable.
1409 (compute_ld_motion_mems): Create the hashtable.
1410 (trim_ld_motion_mems): Remove entry from hashtable if
1411 removing it from list.
1412 (compute_store_table): Likewise^2.
1413 (store_motion): Free hashtable in case we did not see
1416 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1418 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1419 and arg1 if we are passing them to fold_build2.
1421 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1424 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1427 2005-09-25 Richard Henderson <rth@redhat.com>
1429 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1430 SYMBOL_REF_TLS_MODEL to be correct.
1432 2005-09-24 Richard Henderson <rth@redhat.com>
1434 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1435 end of function. Reindent.
1437 2005-09-24 Ian Lance Taylor <ian@airs.com>
1439 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1440 NEGATE_EXPR/BIT_NOT_EXPR case.
1442 2005-09-24 Richard Henderson <rth@redhat.com>
1444 * c-common.c (handle_mode_attribute): When not modifying in place,
1445 create subtypes for enumerations.
1446 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1447 * gimplify.c (create_tmp_from_val): Likewise.
1449 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1451 * config/i386/i386.md (*tls_global_dynamic_64,
1452 *tls_local_dynamic_base_64): Add missing mode to call.
1453 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1455 2005-09-24 Jan Hubicka <jh@suse.cz>
1457 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1458 (cgraph_clone_node): Likewise.
1459 * cgraph.h (cgraph_clone_edge): Update prototype.
1460 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1461 duplicated prototypes; add updating argument.
1462 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1463 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1465 (cgraph_mark_inline_edge): Likewise.
1466 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1467 (cgraph_flatten_node): Likewise.
1468 (cgraph_decide_recursive_inlining): Likewise.
1469 (cgraph_decide_inlining_of_small_function): Likewise.
1470 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1472 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1473 Pete Steinmetz <steinmtz@us.ibm.com>
1475 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1476 (rldic.): Set type to "compare".
1478 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1479 mfjmpr for MFCTR/MFLR.
1480 (movdf_hardfloat64): Same.
1481 (movdf_softfloat64): Same. Correct order of store and move types.
1482 (movti_string): Set type to store_ux/load_ux.
1483 (load_multiple): Set type to load_ux.
1484 (store_multiple): Set type to store_ux.
1485 (movmemsi): Set type to store_ux.
1486 (output_cbranch direct_return): Set type to jmpreg.
1487 (stmw): Set type to store_ux.
1488 (lmw): Set type to load_ux.
1489 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1490 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1491 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1492 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1493 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1494 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1495 (rios1-fpstore): Increase latency to 3.
1496 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1497 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1499 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1500 Andrew Pinski <pinskia@physics.uc.edu>
1502 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1503 operand2 constraint to "b".
1504 (sync_<fetchop_name>di_internal): Same.
1505 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1507 (sync_old_<fetchop_name>di_internal): Same.
1508 (sync_new_<fetchop_name>si_internal): Same.
1509 (sync_new_<fetchop_name>di_internal): Same.
1511 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1514 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1515 case, define as macros.
1517 PR rtl-optimization/23837
1518 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1519 clobber / clobber match between dest and p->first.
1521 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1522 (no_conflict_move_test): Update comments.
1524 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1526 * doc/install.texi: Update URL for Jacks.
1527 * doc/sourcebuild.texi: Likewise.
1529 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1532 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1533 registers when choosing register preferences.
1534 (movdf_hardfloat64): Same.
1536 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1538 * expmed.c (expand_shift): Don't use the target of the rotate as
1539 target for the first expanded shift insn.
1540 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1542 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1544 PR tree-optimization/22438
1545 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1546 preserved iv rhs rewriting specially.
1548 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1550 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1551 estimate_only is true.
1552 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1553 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1554 tree-ssa-structalias.c
1555 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1556 ref_contains_indirect_ref.
1557 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1559 2005-09-21 DJ Delorie <dj@redhat.com>
1561 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1563 (mn10300_return_in_memory): Support variable size types also.
1564 (mn10300_pass_by_reference): Likewise.
1565 (mn10300_function_value): New.
1566 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1567 (FUNCTION_OUTGOING_VALUE): Likewise.
1568 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1569 * doc/invoke.texi: Document it.
1571 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1574 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1575 force integer op1 into register for XFmode compares.
1577 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1580 * expmed.c (alg_code): Add alg_impossible.
1581 (alg_hash_entry): Add cost.
1582 (synth_mult): Record alg_impossible in the hash table if
1583 multiplication by a given integer is impossble within the
1584 limit. Speed up using alg_impossible.
1586 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1588 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1589 argument. Allow and set any offset if needs_anyoffset is passed
1591 (get_constraint_for): Add argument here too.
1593 (do_structure_copy): Pass NULL to get_constraint_for.
1594 (handle_ptr_arith): Ditto.
1595 (find_func_aliases): Ditto.
1597 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1599 PR rtl-optimization/23898
1600 * output.h (get_attr_min_length): Declare.
1601 * final.c (get_attr_length_1): New function, broken out of:
1603 (get_attr_min_length): New function.
1604 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1605 (duplicate_computed_gotos): Likewise.
1606 * genattr.c (insn_min_length): Generate declaration.
1607 * genattrtab.c (min_fn, min_attr_value): New functions.
1608 (make_length_attrs): Generate insn_min_length.
1610 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1612 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1614 2005-09-20 Richard Henderson <rth@redhat.com>
1616 PR tree-optimization/24059
1617 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1620 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1622 * c.opt (fextended-identifiers): New.
1623 * c-opts.c (c_common_handle_option): Handle
1624 -fextended-identifiers.
1625 * doc/cpp.texi: Update documentation of extended identifiers.
1626 * doc/cppopts.texi (-fextended-identifiers): Document.
1628 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1630 PR tree-optimization/23929
1631 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1634 PR tree-optimization/23818
1635 * tree-stdarg.c (execute_optimize_stdarg): Call
1636 calculate_dominance_info.
1638 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1640 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1641 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1642 (compute_overlap_steps_for_affine_1_2): Use
1643 get_number_of_iters_for_loop.
1644 (analyze_subscript_affine_affine): Check whether difference is
1646 Use get_number_of_iters_for_loop.
1647 Check whether overlap occurs outside of bounds.
1648 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1650 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1652 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1653 base register if possible.
1655 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1657 PR tree-optimization/18463
1658 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1659 converting it directly is not possible.
1660 (chrec_convert_aggressive): New function.
1661 * tree-chrec.h (chrec_convert_aggressive): Declare.
1662 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1663 Fold chrec conversions aggressively if asked to.
1664 (instantiate_parameters): Modified because of changes in
1665 instantiate_parameters_1.
1667 2005-09-19 Richard Henderson <rth@redhat.com>
1669 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1670 (reduc_splus_v2df): New.
1672 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1674 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1675 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1677 2005-09-19 Richard Henderson <rth@redhat.com>
1679 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1682 2005-09-19 Richard Henderson <rth@redhat.com>
1684 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1685 (ia64_expand_dot_prod_v8qi): New.
1686 * config/ia64/ia64-protos.h: Update.
1687 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1688 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1689 sdot_prodv8qi, sdot_prodv4hi): New.
1690 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1692 2005-09-19 Richard Henderson <rth@redhat.com>
1695 * real.c (exact_real_truncate): Return false if the format cannot
1696 represent the number as a normal.
1698 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1699 for a memory source.
1701 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1703 * tree-ssa-operands.c (swap_tree_operands): Export.
1704 * tree.h (swap_tree_operands): Declare.
1705 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1706 Call swap_tree_operands.
1708 2005-09-19 Richard Henderson <rth@redhat.com>
1710 * tree-flow.h (merge_alias_info): Declare.
1711 * tree-ssa-copy.c (merge_alias_info): Export.
1712 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1713 (vect_create_data_ref_ptr): Use create_iv directly.
1714 (vectorizable_load): Use correct types for integer constants.
1715 (vect_generate_tmps_on_preheader): Likewise.
1716 (vect_gen_niters_for_prolog_loop): Likewise.
1718 2005-09-19 Steven Bosscher <stevenb@suse.de>
1720 PR rtl-optimization/23943
1721 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1723 2005-09-18 Jan Hubicka <jh@suse.cz>
1725 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1727 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1729 * varasm.c (output_constant): Do not abort on conversions to union
1730 types between different sizes.
1732 2005-09-18 Richard Guenther <rguenther@suse.de>
1735 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1738 2005-09-18 Paul Brook <paul@codesourcery.com>
1740 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1742 2005-09-17 Richard Henderson <rth@redhat.com>
1744 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1745 * tree-ssa-loop.c (pass_vect_dce): Remove.
1746 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1749 2005-09-17 Richard Henderson <rth@redhat.com>
1751 * tree-pass.h (pass_vect_dce): Declare.
1752 * passes.c (init_optimization_passes): Add it.
1753 * tree-flow.h (tree_ssa_dce): Declare.
1754 * tree-ssa-dce.c (tree_ssa_dce): Export.
1755 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1756 (gate_tree_vectorize): ... here.
1757 (pass_vect_dce): New.
1759 2005-09-17 Jan Hubicka <jh@suse.cz>
1761 * except.c (struct eh_status): Turn region_array into vec.
1762 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1763 convert_from_eh_region_ranges, find_exception_handler_labels,
1764 current_function_has_exception_handlers, assign_filter_values,
1765 build_post_landing_pads, dw2_build_landing_pads,
1766 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1767 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1768 foreach_reachable_handler, can_throw_internal_1,
1769 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1771 (duplicate_eh_region_1): Update region_array.
1772 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1774 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1777 * expmed.c (expand_mult): Substitute simple register for op0 when
1780 2005-09-17 Richard Henderson <rth@redhat.com>
1782 * expr.c (emit_move_via_integer): Add force argument, pass it on
1783 to emit_move_change_mode. Update callers.
1784 (emit_move_complex): Pass true to new force argument.
1785 * function.c (expand_function_end): Move expand_eh_return call
1786 earlier. Merge sub-word complex values into a pseudo before
1787 copying to the return hard register.
1789 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1791 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1792 between different sizes.
1794 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1798 * passes.c (init_optimization_passes): Register dump files for
1801 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1803 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1804 * config/s390/s390.c (s390_overlap_p): New function.
1805 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1806 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1809 2005-09-16 Richard Guenther <rguenther@suse.de>
1811 * ipa-pure-const.c (static_execute): Free auxiliar information.
1812 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1813 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1815 2005-09-15 DJ Delorie <dj@redhat.com>
1817 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1819 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1821 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1823 (swap_commutative_operands_with_target): New.
1825 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1827 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1830 (estimate_iters_using_array): New function.
1831 * tree-data-ref.h (estimate_iters_using_array): Prototype
1832 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1833 Use estimate_iters_using_array instead of analyze_array.
1835 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1837 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1840 2005-09-15 Michael Matz <matz@suse.de>
1842 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1844 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1846 PR tree-optimization/23835
1847 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1848 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1850 2005-09-14 Richard Henderson <rth@redhat.com>
1852 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1853 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1855 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1857 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1858 in the ARRAY_TYPE case.
1860 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1862 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1864 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1867 * tree-vect-transform.c (vectorizable_operation): Return false for
1868 scalar shift operations and for vector shift operations with
1869 non-invariant shift arguments. Use scalar tree operand op1 as
1870 a shift operand when vector shift insn pattern uses scalar shift
1872 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1874 2005-09-14 Olivier Hainque <hainque@adacore.com>
1876 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1877 value if it has side-effects.
1879 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1882 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1884 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1886 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1887 passed as NAME as if it were label at start of function code.
1889 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1891 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1894 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1896 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1897 as early clobber. Rewrite so the PIC register is not implicitly used.
1899 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1901 * tree.c (annotate_with_file_line): Compare line numbers before
1904 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1907 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1908 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1910 2005-09-13 Ian Lance Taylor <ian@airs.com>
1912 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1913 than a HOST_WIDEST_INT to gen_doloop_begin.
1915 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1917 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1919 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1921 PR tree-optimize/23817
1922 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1924 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1927 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1928 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1929 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1930 (restore_stack_nonlocal): Likewise.
1931 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1933 2005-09-12 Ian Lance Taylor <ian@airs.com>
1936 * c.opt (ffriend-injection): New C++ option.
1937 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1938 (C++ Dialect Options): Document -ffriend-injection.
1940 2005-09-12 Josh Conner <jconner@apple.com>
1943 * ipa-reference.c (static_execute): Don't mark variables in
1944 named sections TREE_READONLY.
1946 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1948 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1951 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1953 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1954 V_MUST_DEF instead of just the first_use_p.
1955 Don't mark the virtual variables for renaming on the statement which
1957 (pass_dse): Remove TODO_update_ssa.
1959 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1962 * stor-layout.c (compute_record_mode): For records with a single
1963 field, actually check the field's mode size against the type size.
1965 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1966 registers for TARGET_SHMEDIA.
1967 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1968 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1969 of GENERAL_REGS and FP_REGS.
1971 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1973 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1975 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1977 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1978 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1979 are omitted. Exclude stack_tie insn too.
1981 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1983 PR rtl-optimization/23098
1984 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1986 * config/rs6000/rs6000.md (movdf splitter): Use
1987 const_double_operand predicate for TARGET_POWERPC64.
1988 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1989 SYMBOL_REF method to ABI_V4.
1991 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1992 replace_equiv_address.
1993 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1994 rs6000_sr_alias_set and MEM_NOTRAP.
1995 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1997 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1999 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2000 handle CALL_EXPR again.
2002 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2004 * arm/predicates.md (alignable_memory_operand): Delete.
2006 2005-09-10 Richard Henderson <rth@redhat.com>
2009 * dbxout.c (dbxout_expand_expr): New.
2010 (dbxout_symbol): Use it.
2012 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2014 * arm.c (arm_gen_rotated_half_load): Delete.
2015 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2016 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2017 (thumb_set_return_address): Likewise.
2018 (thumb_load_double_from_address): Use adjust_address.
2019 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2020 (extendhsisi2_mem, movhi_bytes): Use change_address.
2021 (movhi): Use widen_memory_access.
2022 (reload_out_df): Use replace_equiv_address.
2023 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2025 2005-09-09 Richard Henderson <rth@redhat.com>
2028 * dbxout.c: Include expr.h.
2029 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2030 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2031 * Makefile.in (dbxout.o): Add EXPR_H.
2033 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2035 PR tree-optimization/23509
2036 * tree-cfg.c (replace_uses_by): Use replace_exp.
2037 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2038 pointers have name_mem_tag or type_mem_tag set.
2040 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2042 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2043 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2044 of wrongly accessing operands.
2046 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2048 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2049 * tree-chrec.c: Include tree-scalar-evolution.h.
2050 (chrec_convert): Instantiate the base and step before calling
2051 scev_probably_wraps_p that would fail on parametric evolutions.
2052 Collect all the fails into a single section failed_to_convert,
2053 print a diagnostic, and return chrec_dont_know instead of calling
2055 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2056 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2058 (scev_const_prop): Don't replace the definition of a loop closed ssa
2059 phi node by itself, or by another loop closed ssa phi node.
2060 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2061 that base and step are defined.
2063 2005-09-09 Richard Guenther <rguenther@suse.de>
2066 * fold-const.c (fold_ternary): Check truth_value_p before
2067 calling invert_truthvalue.
2069 2005-09-09 Nick Clifton <nickc@redhat.com>
2071 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2072 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2073 dimension of these arrays.
2074 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2076 * longlong.h: Only provide a prototype for the __clz_tab[] array
2077 if this header has not been included from libgcc2.h.
2078 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2080 Provide prototypes for exported functions.
2081 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2084 2005-09-08 Josh Conner <jconner@apple.com>
2088 * expr.c (expand_expr_addr_expr_1): Don't invoke
2089 expand_simple_binop for EXPAND_INITIALIZER.
2091 2005-09-08 Richard Henderson <rth@redhat.com>
2094 * toplev.c (wrapup_global_declaration_1): Split out ...
2095 (wrapup_global_declaration_2): ... from ...
2096 (wrapup_global_declarations): ... here. Return bool.
2097 (check_global_declaration_1): Split out ...
2098 (check_global_declarations): from here.
2099 (emit_debug_global_declarations): New.
2100 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2101 check_global_declaration_1, emit_debug_global_declarations): Declare.
2102 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2103 of decls. Call wrapup_global_declaration_1,
2104 wrapup_global_declaration_2, check_global_declaration_1 directly.
2105 (c_write_global_declarations_2): New.
2107 (c_write_global_declarations): Call c_write_global_declarations_2.
2108 * langhooks.c (write_global_declarations): Call
2109 emit_debug_global_declarations.
2111 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2112 remove decls that have DECL_RTL_SET_P.
2113 * passes.c (rest_of_decl_compilation): Invoke
2114 cgraph_varpool_finalize_decl for all but functions.
2116 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2118 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2119 the result of a conversion if the new min and max cannot be compared.
2121 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2123 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2124 (override_options): Setting s390_sr_alias_set removed.
2125 (save_fpr, save_gprs): Set alias set to vararg or frame.
2126 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2127 s390_sr_alias_set with get_frame_alias_set ().
2128 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2129 get_varargs_alias_set ().
2131 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2135 * c-parser.c (c_parser_objc_method_definition): If the next
2136 token is not "{", error out and don't start the function.
2138 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2140 * tree-vrp.c (extract_range_from_expr): Move the check for non
2141 nullness after the check for gimple invariant.
2143 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2145 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2147 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2150 * config/m32r.md (movmemsi_internal): Canonicalize order of
2151 operands in PLUS component of template.
2153 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2155 * reload1.c (fixup_eh_region_note): Remove assertion.
2156 (fixup_abnormal_edges): Reverted removal of call to
2157 find_many_sub_basic_blocks made on 2005-08-31.
2159 2005-09-07 Richard Henderson <rth@redhat.com>
2161 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2162 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2163 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2164 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2165 rearrange for better packing.
2166 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2167 (lookup_cfa_1): Remove inline marker.
2168 (cfa_equal_p): Split out of ...
2169 (def_cfa_1): ... here. Use INVALID_REGNUM.
2170 (build_cfa_loc): Handle !cfa->indirect.
2171 (frame_pointer_cfa_offset): New.
2172 (dbx_reg_number): Assert register elimination performed; do
2173 leaf register remapping.
2174 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2175 (eliminate_reg_to_offset): New.
2176 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2177 for verifiably local stack frame addresses; re-base to CFA.
2178 (mem_loc_descriptor): Remove can_use_fbreg argument.
2179 (concat_loc_descriptor, loc_descriptor): Likewise.
2180 (containing_function_has_frame_base): Remove.
2181 (rtl_for_decl_location): Don't do register elimination or
2182 leaf register remapping here.
2183 (secname_for_decl): Split out from ..
2184 (add_location_or_const_value_attribute): ... here.
2185 (convert_cfa_to_loc_list): New.
2186 (compute_frame_pointer_to_cfa_displacement): New.
2187 (gen_subprogram_die): Use them.
2188 * tree.h (frame_base_decl): Remove.
2189 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2190 (prologue_stack_adjust): Remove.
2191 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2192 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2193 (set_frame_base_location): Remove.
2194 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2195 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2196 (vt_add_function_parameters): Don't eliminate_regs.
2197 (vt_initialize): Don't create frame_base_decl.
2199 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2201 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2202 version of GNU binutils for 4.x and later.
2204 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2206 * ggc-page.c (ggc_push_context): Remove.
2207 (ggc_pop_context): Likewise.
2208 * ggc.h (ggc_push_context): Remove.
2209 (ggc_pop_context): Likewise.
2211 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2214 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2215 returning from an interrupt handler.
2217 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2220 * config/arc/arc.c (output_shift): Add check for loop count when
2223 2005-09-06 Steven Bosscher <stevenb@suse.de>
2225 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2227 (abs_replacement): Likewise.
2228 (pass_phiopt): Remove TODO_update_ssa.
2230 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2233 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2234 if "return with no value, in function returning non-void" warning
2236 * tree-cfg.c (execute_warn_function_return): Don't look at
2237 RETURN_EXPRs with TREE_NO_WARNING set.
2240 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2241 for internal functions doesn't use registers used by global registers
2242 variables. Use fewer register parameters if there are global register
2245 2005-09-06 Olivier Hainque <hainque@adacore.com>
2246 Eric Botcazou <ebotcazou@adacore.com>
2249 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2250 when we would be extracting outside its bit span (bitpos+bitsize
2251 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2252 Ada unchecked conversions.
2254 2005-09-06 Steven Bosscher <stevenb@suse.de>
2256 * tree-ssa-pre.c (try_look_through_load): New function.
2257 (compute_avail): Use it to try to look through loads for some
2258 more useful expressions.
2260 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2262 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2263 condition for detecting cases like (a&a) and (a^a).
2265 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2267 * common.opt: Add option ftree-vect-loop-version.
2268 * params.def: Add --param vect-max-version-checks.
2269 * doc/invoke.texi: Document ftree-vect-loop-version and
2270 --param vect-max-version-checks.
2271 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2272 may_misalign_stmts and defines for accessors.
2273 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2274 LOOP_VINFO_MAY_MISALIGN_STMTS.
2275 (destroy_loop_vec_info): VEC_free for
2276 LOOP_VINFO_MAY_MISALIGN_STMTS.
2277 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2278 Update documentation.
2279 (vect_update_misalignment_for_peel): New.
2280 (vect_enhance_data_refs_alignment): Update to choose loop
2281 peeling or loop versioning if appropriate for the (potentially)
2282 unaligned data references in the loop.
2283 (vect_analyze_data_refs_alignment): Remove call to
2284 vect_enhance_data_refs_alignment so the checks can be done
2286 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2287 and move up call to vect_analyze_data_refs_alignment.
2288 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2289 (vect_transform_loop): Add call to loop_version.
2291 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2293 PR rtl-optimization/23098
2294 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2295 * simplify-rtx.c (constant_pool_reference_p): New function.
2296 * rtl.h (constant_pool_reference_p): New prototype.
2297 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2298 constant_pool_reference_p in condition and
2299 avoid_constant_pool_reference in preparation statements.
2301 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2303 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2304 STRICT_LOW_PART SETs.
2306 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2309 * except.c (sjlj_emit_function_enter): Find the function begin
2310 note even when it's not in first basic block.
2312 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2314 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2315 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2316 * aclocal.m4: Regenerate.
2318 2005-09-05 DJ Delorie <dj@redhat.com>
2320 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2323 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2325 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2326 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2327 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2328 Follow spelling conventions.
2329 * doc/invoke.texi: Follow spelling conventions.
2331 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2333 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2334 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2335 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2337 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2340 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2341 (output_stack_adjust): Use gen_tmp_stack_mem.
2342 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2343 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2344 (sh_get_pr_initial_val): Likewise.
2345 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2346 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2347 * sh.md (divsi_inv_m0): Use gen_const_mem.
2348 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2349 (movdf_i4+1): Use gen_tmp_stack_mem.
2350 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2351 (fpu_switch+2): Likewise.
2352 (movv4sf_i, movv16sf_i): Use adjust_address.
2353 (symGOT_load): Set MEM_NOTRAP_P bit.
2355 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2358 * pa.c (emit_move_sequence): Fix typo in last change.
2360 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2362 PR rtl-optimization/23454
2363 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2366 2005-09-03 Richard Henderson <rth@redhat.com>
2367 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2370 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2373 2005-09-02 Nicolas Pitre <nico@cam.org>
2375 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2376 to bit_count to 32 bits.
2378 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2381 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2382 generating synthetic loads from volatile lvalues.
2384 005-09-02 Nick Clifton <nickc@redhat.com>
2386 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2387 __ctzhi2, __clzhi2): New functions.
2389 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2392 * tree-nested.c (struct var_map_elt): Mark with GTY.
2393 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2395 (lookup_field_for_decl): Allocate new element in GC memory.
2396 (lookup_tramp_for_decl): Likewise.
2397 (convert_nl_goto_reference): Likewise
2398 (create_nesting_tree): Allocate info in GC memory. Likewise for
2400 (free_nesting_tree): Free with ggc_free instead of free.
2401 (root): New static variable.
2402 (lower_nested_functions): Remove root as local variable. And zero out
2403 root at the end of the function.
2405 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2407 PR rtl-optimization/20365
2408 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2409 to short. New member ix.
2410 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2411 (simplify_plus_minus): Initialize ix members before calling qsort.
2413 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2415 PR tree-optimization/23626
2416 * tree-cfg.c (replace_uses_by): Clean up eh info.
2418 2005-09-01 DJ Delorie <dj@redhat.com>
2420 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2423 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2425 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2426 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2429 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2431 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2432 do not issue warning for a variable definition following
2435 2005-09-01 Richard Henderson <rth@redhat.com>
2438 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2439 conversion to CONST_VECTOR.
2441 2005-09-01 Richard Henderson <rth@redhat.com>
2444 * reload1.c (reload_as_needed): Check !CALL_P before calling
2445 fixup_eh_region_note.
2446 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2448 2005-09-01 DJ Delorie <dj@redhat.com>
2450 * varasm.c (output_constant): Let the target resolve
2451 conversions of addresses to non-default pointer sizes.
2453 2005-09-01 Nicolas Pitre <nico@cam.org>
2455 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2456 to alow matching ARM pre-indexed addressing mode.
2457 (arm_override_options): Remove now irrelevant comment.
2459 2005-09-01 Phil Edwards <phil@codesourcery.com>
2461 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2462 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2463 * config/i386/vxworks.h: Likewise.
2464 * config/i386/t-vxworksae: New file, for VxWorks AE.
2465 * config/i386/vxworksae.h: Likewise.
2467 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2469 PR tree-optimization/23410
2470 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2471 sequence is not wrapping during the first step.
2473 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2476 * dwarf2out.c (base_type_die): Compare char_type_node with
2477 TYPE_MAIN_VARIANT (type), not type.
2479 2005-09-01 Richard Guenther <rguenther@suse.de>
2481 PR tree-optimization/15366
2482 * common.opt: Add -finline-functions-called-once.
2483 Put -fearly-inlining in alphabetically ordered place.
2484 * doc/invoke.texi: Document new option.
2485 * ipa-inline.c (cgraph_decide_inlining): Honour
2486 flag_inline_functions_called_once.
2488 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2490 PR rtl-optimization/23478
2491 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2492 (alloc_qty): Initialize it.
2493 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2494 (combine_regs): Combine also n_throwing_calls_crossed fields.
2495 (find_free_reg): Don't attempt to caller-save pseudos crossing
2496 calls that might throw.
2497 * global.c (struct allocno): Add throwing_calls_crossed field.
2498 (global_alloc): Revert 2005-08-22 change. Initialize
2499 throwing_calls_crossed.
2500 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2503 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2506 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2507 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2508 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2509 (and64_2_operand): Tweak to use predicate.
2510 (and_operand): Adjust for mask_operand changes.
2511 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2512 (print_operand): Likewise.
2513 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2514 (mask64_1or2_operand): Delete.
2515 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2516 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2517 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2518 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2519 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2520 (rotldi3_internal4): Likewise.
2521 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2522 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2523 (ashldi3_internal7): Likewise.
2524 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2525 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2526 (anddi3 split): Don't match mask64_operand.
2527 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2528 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2529 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2530 't' splitter predicate.
2531 (movdi_internal64 + 2): Revert 2005-06-11 change.
2533 2005-08-31 DJ Delorie <dj@redhat.com>
2535 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2536 (m32c_asm_integer): Add support for 32 bit pointers.
2538 2005-08-31 Richard Henderson <rth@redhat.com>
2540 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2541 component-like references for setting MEM_NOTRAP_P.
2543 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2544 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2546 2005-08-31 Richard Henderson <rth@redhat.com>
2548 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2549 into a pseudo before applying gen_lowpart.
2551 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2553 * doc/install.texi (Specific): Update cctools version required
2554 for full functionality.
2555 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2556 linkers as -macosx_version_min.
2558 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2561 * sh.c (print_operand, %R and %S): Add handling of floating point
2562 registers, memory, constants and invalid operands.
2564 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2566 * ipa-pure-const.c: Change dump name.
2568 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2571 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2572 to "reg_or_0_operand".
2573 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2575 2005-08-31 Dale Johannesen <dalej@apple.com>
2577 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2578 loops that count down.
2580 2005-08-31 Richard Henderson <rth@redhat.com>
2583 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2584 (fixup_eh_region_note): New.
2585 (reload_as_needed): Call it.
2586 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2587 don't call find_many_sub_basic_blocks; call verify_flow_info.
2588 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2589 (keep_stack_depressed): Likewise.
2590 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2592 2005-08-31 Richard Henderson <rth@redhat.com>
2594 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2597 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2599 * expr.c (expand_expr_real_1): Compare size of address
2600 mode to target's address mode size in deciding expansion of
2601 the constant address.
2603 2005-08-31 Richard Guenther <rguenther@suse.de>
2606 * expr.c (all_zeros_p): New function.
2607 (expand_expr_real_1): Handle the case of an all-zero
2608 non-addressable constructor separately.
2610 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2612 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2613 arguments, adjust all callers.
2614 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2616 2005-08-30 Richard Henderson <rth@redhat.com>
2619 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2620 whenever the mode sizes match.
2622 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2624 * calls.c (load_register_parameters): Fix comment typo.
2625 * expr.c (emit_push_insn): Comment formatting.
2627 2005-08-30 Ian Lance Taylor <ian@airs.com>
2629 * config/i386/x-cygwin (host-cygwin): Change dependency from
2630 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2632 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2634 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2637 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2640 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2641 call to ggc_collect.
2643 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2646 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2647 beginning. Remove $(INCLUDES) from all the rules, if following
2648 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2650 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2653 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2654 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2655 not constant, but maxlen is, don't set len to maxlen, rather
2656 set maxlen to len if len is a constant.
2658 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2660 PR tree-optimization/23475
2661 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2664 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2666 Fix PR middle-end/22455
2668 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2669 Checksum only the parts of the tree that exist for the tree code.
2671 2005-08-28 Dale Johannesen <dalej@apple.com>
2673 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2675 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2677 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2679 2005-08-28 Richard Henderson <rth@redhat.com>
2681 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2682 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2685 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2688 * builtins.c (get_memory_rtx): Don't strip nops
2689 in between COMPONENT_REFs.
2691 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2694 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2696 (gimplify_modify_expr): Check for zero sized types and gimplify the
2697 rhs and lhs as statements.
2699 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2702 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2703 state for return address column of signal frames.
2705 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2708 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2709 bytes >= 2 not bytes == 2.
2710 (expand_block_move): Same.
2712 2005-08-27 Richard Guenther <rguenther@suse.de>
2715 * config/i386/sse.md (sse2_movsd): Add missing closing
2718 2005-08-27 Paul Brook <paul@codesourcery.com>
2720 * genrecog.c (enum decision_type): Add DT_num_insns.
2721 (struct decision_test): Add u.num_insns.
2722 (add_to_sequence): Add DT_num_insns test.
2723 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2724 (write_cond, debug_decision_2): Ditto.
2725 (change_state): Assume peep2_next_insn never fails.
2726 Remove "afterward" argument.
2727 (write afterward, write_tree): Update to match.
2728 * recog.c (peep2_current_count): New variable.
2729 (peep2_next_insn): Check it.
2730 (peephole2_optimize): Set peep2_current_count.
2731 * recog.h (peep2_current_count): Declare.
2733 2005-08-26 Josh Conner <jconner@apple.com>
2736 * ipa-pure-const.c (check_tree): Check for volatile-ness
2737 when considering a dereference.
2739 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2741 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2743 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2745 PR rtl-optimization/23561
2746 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2747 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2748 at most LEN bytes long memory fits into the field.
2749 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2750 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2751 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2753 2005-08-26 Richard Henderson <rth@redhat.com>
2756 * loop.c (biased_biv_may_wrap_p): New.
2757 (maybe_eliminate_biv_1): Use it to suppress non-equality
2758 comparison transformations. Delete disabled code.
2760 2005-08-26 Ian Lance Taylor <ian@airs.com>
2762 * combine.c (make_extraction): Avoid reference outside object.
2764 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2766 * stor-layout.c (finalize_type_size): Restore behaviour for
2767 non-aggregate types to the status quo ante of the patch for
2768 pr 23467. Document why it matters.
2770 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2773 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2774 array by one element, initialize the BT_LAST element with NULL.
2776 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2778 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2779 optimizing for size.
2781 (compare_plus_eqsi): Same.
2782 (plus_eqsi_compare): Same.
2783 (neg_eq0<mode>): Same.
2784 (neg_eq<mode>): Same.
2786 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2789 2005-08-26 Nick Clifton <nickc@redhat.com>
2791 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2792 TARGET_EP is not defined.
2793 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2794 TARGET_EP is enabled.
2795 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2796 * config/v850/v850.md (save_all_interrupt): Only use the EP
2797 register if TARGET_EP is defined.
2798 (restore_all_interrupt): Likewise.
2799 * config/v850/lib1funcs.asm: Update functions so that the EP
2800 register is only used if __EP__ is defined.
2802 2005-08-26 David Ung <davidu@mips.com>
2804 * config/mips/mips.c (mips_expand_prologue): Handle case when
2805 generating for MIPS16 and the outgoing argument area is more than
2806 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2809 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2811 * config/crx/crx.md: Make doloop_end pattern usage controllable
2812 via mloop-nesting=<max-nesting> command line switch. Make sure
2813 the combiner cannot use doloop_end_<mode> in an illegal way.
2814 * config/crx/crx.c: Use regs up to r6 for argument passing.
2815 Refine crx_address_cost (non cst4 displacements are expensive).
2816 * config/crx/crx.opt: Add switch for mloop-nesting=.
2818 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2820 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2821 (UNSPEC_MVST): New constant.
2823 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2825 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2826 Reject operands containing eliminable registers.
2827 * testsuite/gcc.dg/20050825-1.c: New testcase.
2829 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2830 Jan Hubicka <jh@suse.cz>
2832 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2834 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2836 PR tree-optimization/23546
2837 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2840 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2842 * params.def (PARAM_MIN_SPEC_PROB): New.
2843 * sched-rgn.c (MIN_PROBABILITY): Delete.
2844 (compute_trg_info): Convert to PARAM_VALUE.
2845 * doc/invoke.texi (param): Document min-spec-prob.
2847 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2849 * config/darwin.h: define __PIC__
2850 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2851 TARGET_OS_CPP_BUILTINS macro.
2853 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2855 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2858 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2860 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2862 * cfghooks.c (duplicate_block): Added position where to place
2863 new block as argument.
2864 * cfghooks.h (duplicate_block): Declaration changed.
2865 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2867 * cfglayout.h (copy_bbs): Declaration changed.
2868 * cfgloop.h (loop_version): Declaration changed.
2869 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2870 position to copy_bbs.
2871 (loop_version): Pass position to duplicate_loop_to_header_edge.
2872 Add place_after argument and position new blocks according to
2874 * modulo-sched.c (sms_schedule): Pass place_after argument
2876 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2877 * tree-cfg.c (split_edge_bb_loc): New function.
2878 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2879 to determine position of new blocks.
2880 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2882 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2883 argument to duplicate_block.
2884 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2885 Pass position to copy_bbs.
2887 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2889 * fold-const.c (ptr_difference_const): Use
2890 cst_and_fits_in_hwi instead of host_integerp.
2892 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2894 * config/darwin.c (gen_pic_offset): New.
2895 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2898 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2900 PR tree-optimization/23486
2901 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2903 2005-08-23 Phil Edwards <phil@codesourcery.com>
2905 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2906 remove use_collect2.
2907 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2909 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2910 configuration files to override the default value.
2912 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2913 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2914 * config/vx-common.h: New file, split out from...
2915 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2916 * config/vxworksae.h: New file, for VxWorks AE.
2917 * config/vxworks.opt: New file.
2918 * config/vxlib.c: Update for VxWorks 6.
2920 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2921 other MULTILIB_* variables appropriately.
2922 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2923 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2924 * config/rs6000/vxworks.h: Update for VxWorks 6.
2925 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2927 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2930 * config/darwin.c (machopic_select_section): Remove the hack to
2931 mark "::operator new" and "::operator delete" for coalescing
2932 even though they are not weak.
2934 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2936 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2937 * configure: Regenerate.
2939 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2942 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2944 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2945 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2948 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2950 * config/rs6000/predicates.md (equality_operator): New.
2951 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2952 comparison with a large constant.
2954 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2956 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2958 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2960 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2961 registers is even, and we have a hardware double precision fp,
2963 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2964 size of current argument when checking if argument was passed in
2967 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2970 * stor-layout.c (finalize_type_size): Dont override
2971 existing alignment with a smaller alignment from the mode.
2973 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2975 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2976 * lambda.h (lambda_vector_lexico_pos): ... here.
2977 * tree-data-ref.c (build_classic_dist_vector): Return false when
2978 the distance vector is lexicographically negative.
2980 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2982 PR tree-optimization/23511
2983 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2984 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2986 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2988 PR tree-optimization/22043
2989 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2990 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2991 If ALLOW_FLEXARR, handle types ending with flexible array member.
2992 Pass false as second argument to recursive count_type_elements calls.
2993 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2994 argument to count_type_elements call.
2995 * tree-sra.c (decide_block_copy): Likewise.
2996 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2997 for a constant-sized object, set cleared as well. Pass true as
2998 second argument to count_type_elements call.
3000 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3003 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3004 from legitimate_small_data_p, and make global. Update use.
3005 Remove forward declaration.
3006 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3008 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3010 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3012 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3013 of scratch intermediates.
3014 (eq<mode>_compare): Same.
3015 (neg_eq0<mode>): New.
3016 (neg_eq<mode>): Convert to define_insn_and_split.
3018 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3021 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3022 stdarg functions, set/clear the fp marker even when no variable
3024 * config/rs6000/sysv4.opt (mprototype): Describe.
3026 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3028 PR rtl-optimization/23478
3029 * regs.h (reg_info): Add throw_calls_crossed.
3030 (REG_N_THROWING_CALLS_CROSSED): Define.
3031 * flow.c (allocate_reg_life_data): Initialize
3032 REG_N_THROWING_CALLS_CROSSED.
3033 (propagate_one_insn, attempt_auto_inc): Update
3034 REG_N_THROWING_CALLS_CROSSED.
3035 * global.c (global_alloc): Don't allocate pseudos across
3036 calls that may throw.
3038 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3041 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3042 value is inbetween the range if we did not find an exact match.
3044 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3046 * doc/invoke.texi (Option Summary): Add ms1 options.
3047 * doc/extend.texi: Document interrupt handler attribute for ms1.
3048 * doc/md.texi: Document ms1 constraints.
3049 * config.gcc: Add ms1-*-elf.
3050 * config/ms1/ms1.h: New.
3051 * config/ms1/ms1.c: New.
3052 * config/ms1/ms1.md: New.
3053 * config/ms1/ms1-protos.h: New.
3054 * config/ms1/ABI.txt: New.
3055 * config/ms1/crti.asm: New.
3056 * config/ms1/crtn.asm: New.
3057 * config/ms1/lib2extra-funcs.c: New.
3058 * config/ms1/t-ms1: New.
3059 * config/ms1/ms1.opt: New.
3061 2005-08-22 Ira Rosen <irar@il.ibm.com>
3063 * config/rs6000/altivec.md (xorv4sf3): New.
3064 (negv4sf2, neg<mode>2): Likewise.
3066 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3069 * config/ia64/ia64.md (divsi3): Check divide by zero.
3070 (udivsi3): Likewise.
3072 (udivdi3): Likewise.
3074 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3076 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3077 up to elem_bitsize bits, not max_bitsize.
3079 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3081 PR tree-optimization/23433
3082 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3083 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3085 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3087 PR tree-optimization/23434
3088 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3089 the iteration bound is not an INTEGER_CST.
3091 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3093 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3094 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3095 NULL if need_epilog_adjust is false.
3096 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3097 Case 3 always peels first itration, not just for PLUS case, and no need
3098 to use scalar_initial_def here. Create an epilog adjustment only if
3099 scalar_initial_def is not NULL.
3101 (vectorizable_reduction): Remove assert.
3103 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3106 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3107 (__moddi3): Likewise.
3108 (__udivdi3): Likewise.
3109 (__umoddi3): Likewise.
3110 (__divsi3): Likewise.
3111 (__modsi3): Likewise.
3112 (__udivsi3): Likewise.
3113 (__umodsi3): Likewise.
3115 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3117 * tree-pass.h (TDF_GRAPH): Define.
3118 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3119 * passes.c (finish_optimization_passes): Only call
3120 finish_graph_dump_file if TDF_GRAPH is set.
3121 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3122 NULL. Set TDF_GRAPH bit.
3123 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3125 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3127 * arm.h (arm_stack_offsets): Add locals_base field.
3128 * arm.c (arm_get_frame_offsets): Compute it.
3129 (thumb_compute_initial_elimination offset): Make the Thumb frame
3130 pointer point to the base of the local variables.
3131 (thumb_expand_prologue): Update accordingly.
3132 (thumb_expand_epilogue): Likewise.
3134 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3135 mode of clobbered scratch to DImode. Handle a case that's known to
3138 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3140 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3141 (gt0<mode>_compare): Delete.
3142 (neg_gt0<mode>): Delete.
3144 2005-08-19 Eric Christopher <echristo@apple.com>
3146 * optabs.h: Change CTI_ to COI_.
3149 2005-08-19 James E Wilson <wilson@specifix.com>
3151 * builtins.c (expand_builtin_return_addr): Set
3152 current_function_accesses_prior_frames when count != 0. Use
3153 frame_pointer_rtx when count == 0.
3154 * function.h (struct function): Add accesses_prior_frames field.
3155 (current_function_accesses_prior_frames): Define.
3156 * reload1.c (init_elim_table): Check
3157 current_function_accesses_prior_frames.
3158 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3160 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3162 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3163 indicator. Return true if the flowgraph changed during
3166 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3169 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3170 conditional expression before testing its value.
3172 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3174 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3176 2005-08-19 Devang Patel <dpatel@apple.com>
3178 PR tree-optimization/23048
3179 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3180 third parameter. Check whether latch is dominated by exit
3182 (if_convertible_loop_p): Supply exit block itself to
3183 if_convertible_bb_p.
3185 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3188 * arm.md (arm_load_pic_register): Change argument to the mask of
3189 saved registers. Call thumb_find_work_register if we need a
3190 scratch register on Thumb.
3191 (arm_expand_prologue): Pass empty register set to
3192 arm_load_pic_register.
3193 (thumb_expand_prologue): Pass live_regs_mask directly to
3194 arm_load_pic_register.
3195 * arm-protos.h (arm_load_pic_register): Update prototype.
3197 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3199 * sh.c (find_sole_member): New function.
3200 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3201 if the record's alignment is larger than the size of its only member.
3203 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3206 * arm.c (thumb_legitimize_reload_address): New function.
3207 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3208 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3210 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3212 * config/crx/crx.c: Implement crx_decompose_address. Reject
3213 symbolic displacements since CRX register relative adressing
3214 mode can't handle unsigned 32-bit values as displacements.
3215 * config/crx/crx.h: Simplify definitions, remove redundant
3216 parenthesis and obsolete macros.
3217 * config/crx/crx.opt: Add new switch for debugging addresses.
3218 * config/crx/crx-protos.h: Add new declarations for above.
3220 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3223 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3226 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3228 * collect2.c (dup2): Delete.
3229 * configure.ac: Don't check for dup2.
3231 * config.in, configure: Regenerate.
3233 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3235 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3236 record with the type of its only member.
3238 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3240 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3241 define_insn_and_split.
3242 (plus_ltu<mode>_compare): Same.
3243 (gtu<mode>_compare): Same.
3244 (plus_gtu<mode>_compare): Same.
3246 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3248 PR tree-optimization/22228
3249 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3251 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3252 are recorded in vect_vnames_to_rename for renaming.
3253 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3254 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3255 in vect_vnames_to_rename.
3256 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3257 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3259 2005-08-18 Jan Hubicka <jh@suse.cz>
3262 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3263 info only for local statics, not for member variables.
3265 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3267 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3269 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3271 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3273 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3276 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3278 2005-08-17 James E Wilson <wilson@specifix.com>
3280 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3283 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3285 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3286 (leu<mode>_compare): Same.
3287 (plus_leu<mode>): Same.
3288 (neg_leu<mode>): Same.
3289 (and_neg_leu<mode): Same.
3290 (ltu<mode>_compare): Same.
3291 (plus_ltu<mode>): Same.
3293 (geu<mode>_compare): Same.
3294 (plus_geu<mode>): Same.
3295 (neg_geu<mode>): Same.
3296 (and_neg_geu<mode>): Same.
3297 (plus_gt<mode>): Same.
3298 (gtu<mode>_compare): Same.
3299 (plus_gtu<mode>): Same.
3301 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3303 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3304 Move call_table_data to end. Delete spurious .text.
3305 (callt_save_all_interrupt): Fix comment typo.
3307 2005-08-17 James E Wilson <wilson@specifix.com>
3308 Kevin Winchester <winchester@amirix.com>
3311 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3313 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3316 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3317 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3319 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3321 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3322 record with the type of its only member if the modes don't match.
3324 * varasm.c (decode_reg_name): Skip empty additional register names.
3326 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3328 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3329 lsm_tmp_name_length): New.
3330 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3331 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3333 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3334 Andreas Krebbel <krebbel1@de.ibm.com>
3336 * config.gcc: Added z9-109 switch.
3337 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3338 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3339 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3340 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3341 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3342 for "z9_109" cpu attribute.
3343 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3344 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3345 (s390_handle_arch_option): Added z9-109 switch.
3346 (override_options): Set respective cost function for z9-109.
3347 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3348 (legitimate_reload_constant_p): Accept extended immediates.
3349 (print_operand): Three new output modifiers added: k, m and o.
3350 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3351 (s390_output_mi_thunk): Use extended immediate when possible.
3352 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3353 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3354 (CONSTRAINT_LEN): Added length of O constraint.
3355 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3356 * config/s390/s390.md ("cpu"): New value z9_109 added.
3357 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3358 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3359 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3360 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3361 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3362 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3363 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3364 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3365 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3366 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3367 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3368 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3369 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3370 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3371 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3373 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3374 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3375 insns for TARGET_EXTIMM.
3377 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3379 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3381 2005-08-17 Nick Clifton <nickc@redhat.com>
3383 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3384 Call default_encode_section_info.
3386 2005-08-17 Steven Bosscher <stevenb@suse.de>
3388 PR tree-optimization/21574
3389 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3390 constant, return CONSTANT.
3391 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3392 (ccp_fold, visit_assignment): Likewise.
3393 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3395 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3397 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3398 fold_buildN instead of buildN then fold_initializer or fold.
3399 (build_unary_op): Likewise.
3400 (build_binary_op): Likewise.
3401 * fold-const.c (fold_initializer): Remove.
3402 (fold_build1_initializer): New function.
3403 (fold_build2_initializer): New function.
3404 (fold_build3_initializer): New function.
3405 * tree.h (fold_initializer): Remove.
3406 (fold_build1_initializer): New function.
3407 (fold_build2_initializer): New function.
3408 (fold_build3_initializer): New function.
3410 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3412 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3413 (try_move_mult_to_index): Call fold_build2 instead of build2.
3414 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3415 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3416 fold_binary_to_constant.
3417 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3419 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3420 check if A == gcd (A, B). Remove TYPE argument.
3421 (analyze_offset) Use fold_build2 instead of fold (build.
3422 (create_data_ref): Likewise.
3423 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3424 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3427 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3429 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3430 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3432 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3435 * gimplify.c (zero_sized_type): New function.
3436 (gimplify_modify_expr_rhs): If we have a zero sized type,
3437 replace the statement with an empty statement.
3439 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3441 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3444 2005-08-16 Ian Lance Taylor <ian@airs.com>
3446 * doc/tm.texi (Label Output): Correct typo.
3448 2005-08-16 Steven Bosscher <stevenb@suse.de>
3451 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3452 force_operand will work later on using have_insn_for.
3454 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3456 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3458 2005-08-16 Ian Lance Taylor <ian@airs.com>
3461 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3462 vector type, don't try to construct it element by element. Add an
3463 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3465 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3467 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3469 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3471 * doc/invoke.texi (Precompiled Headers): Document some more options
3472 which are known to be safe.
3474 2005-08-16 James E Wilson <wilson@specifix.com>
3476 PR tree-optimization/21105
3477 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3478 TREE_OVERFLOW check.
3480 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3482 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3483 (neg_ltu<mode>): Same.
3485 (neg_gtu<mode>): Same.
3487 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3489 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3490 (fold_builtin_isdigit): Use fold_buildN.
3491 (build_function_call_expr): Likewise.
3492 * c-typeck.c (c_finish_loop): Likewise.
3494 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3495 Richard Shann <rshann@superh.com>
3497 PR middle-end/20396:
3498 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3500 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3502 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3504 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3507 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3508 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3511 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3514 * fold-const.c (build_range_check): Disable optimization for function
3515 pointer expressions on targets that require function pointer
3518 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3520 * simplify-rtx.c (simplify_const_relational_operation): When
3521 extracting arguments of a COMPARE, recompute the mode as well.
3523 2005-08-15 Ian Lance Taylor <ian@airs.com>
3525 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3527 2005-08-15 DJ Delorie <dj@redhat.com>
3529 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3531 (movsi_splittable): Allow, but split, moves to the stack.
3532 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3535 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3537 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3538 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3539 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3541 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3542 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3543 Delete HOST_PTR_PRINTF.
3545 * configure, config.in: Regenerate.
3547 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3549 * config/rs6000/rs6000.md (QHSI): New mode macro.
3550 (wd): Extend mode attr for QImode and HImode
3551 (dbits): New mode attr.
3552 (zero_extend<mode>di2): Convert to mode macro.
3554 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3557 * doc/invoke.texi (-mgnu-ld): Update description.
3560 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3563 * Makefile.in (tree-chrec.o): Depends on real.h.
3564 * tree-chrec.c: Include real.h.
3565 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3566 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3567 * tree-scalar-evolution.c (add_to_evolution_1,
3568 interpret_rhs_modify_expr): Ditto.
3570 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3573 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3574 step is negative compute the estimation from init downwards to zero.
3576 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3578 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3580 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3582 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3584 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3585 Accept double-word constants that can be split.
3586 * config/s390/s390.md ("movti"): Use 'P' constraint.
3587 ("*movdi_31", "*movdf_31"): Likewise.
3589 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3591 Fix PR tree-optimization/22615
3593 * tree-ssa-structalias.c (solution_set_add): Handle
3594 first_vi_for_offset returning NULL.
3595 (do_da_constraint): Ditto.
3596 (do_sd_constraint): Ditto.
3597 (do_ds_constraint): Ditto
3598 (find_func_aliases): Ditto.
3599 (build_constraint_graph): RHS is allowed be ANYTHING.
3600 (first_vi_for_offset): Return NULL if we couldn't find anything at
3603 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3605 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3606 over memory as first operand.
3608 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3611 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3612 available for setting it.
3614 2005-08-14 Ira Rosen <irar@il.ibm.com>
3616 PR tree-optimization/23320
3617 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3618 data-refs' types instead of base object nullness. Add check for
3619 pointer type data-refs before first location comparison. Remove
3622 2005-08-14 Andreas Schwab <schwab@suse.de>
3624 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3626 2005-08-13 James E Wilson <wilson@specifix.com>
3628 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3629 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3630 -fstack-protector-all, --param ssp-buffer-size): Document.
3631 (-Wvariadic-macros): Alphabetize.
3632 (-fsched-stalled-insns-dep): Add missing 'f'.
3634 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3637 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3639 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3640 or indirect address operand.
3641 (EXTRA_ADDRESS_CONSTRAINT): New.
3642 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3644 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3646 PR tree-optimization/22236
3647 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3648 successors and predecessors.
3649 * tree-chrec.c (chrec_convert): Before converting, check that
3650 sequences don't wrap.
3651 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3652 (analyze_array): Extern.
3653 (find_data_references_in_loop): Remove call to
3654 compute_estimated_nb_iterations.
3655 * tree-data-ref.h (analyze_array): Declared.
3656 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3657 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3658 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3659 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3661 * tree-ssa-loop-ivcanon.c: Fix documentation.
3662 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3663 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3664 (infer_loop_bounds_from_undefined): New.
3665 (estimate_numbers_of_iterations_loop): Use
3666 infer_loop_bounds_from_undefined.
3667 (used_in_pointer_arithmetic_p): New.
3668 (scev_probably_wraps_p): Pass an extra parameter. Call
3669 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3670 (convert_step): Fix documentation.
3671 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3672 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3673 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3674 scev_probably_wraps_p.
3676 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3678 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3679 (s390_register_info): Ignore clobbered_regs information for fixed
3680 registers, and only fixed registers.
3681 (s390_init_frame_layout): Remove redundant call.
3683 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3685 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3686 description of -Wold-style-casts.
3688 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3689 Jakub Jelinek <jakub@redhat.com>
3691 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3692 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3693 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3694 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3695 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3696 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3697 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3698 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3699 ("stack_protect_set", "stack_protect_test"): New expanders.
3700 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3701 "stack_protect_testdi"): New insn definitions.
3703 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3705 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3707 2005-08-12 Paul Brook <paul@codesourcery.com>
3709 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3711 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3713 * config/s390/predicates.md (setmem_operand): New predicate.
3714 (shift_count_operand): Accept ANDs with special constants as
3716 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3717 with special constants.
3718 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3719 shift_count_operand with setmem_operand.
3721 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3723 * config/s390/s390.c (s390_extract_part, s390_single_part):
3725 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3726 (s390_output_mi_thunk): Don't use lg on 31 bit.
3727 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3728 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3730 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3732 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3733 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3734 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3735 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3736 with one of the new macros.
3738 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3740 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3741 Don't set save_return_addr_p.
3742 (s390_register_info): Make clobbered_regs not depending on
3745 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3747 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3748 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3750 2005-08-11 James E. Wilson <wilson@specifix.com>
3752 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3754 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3756 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3757 locations gathered by var-tracking in single entry loc_list
3758 over loc_descriptor_from_tree.
3760 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3761 pass it down to loc_descriptor.
3762 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3763 (containing_function_has_frame_base): Move earlier in the file.
3764 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3765 instead of always assuming fbreg can't be used.
3767 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3769 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3770 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3771 Accept address wrapped in AND for Altivec.
3772 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3773 Strip AND wrapping offset address for Altivec.
3775 2005-08-11 Richard Henderson <rth@redhat.com>
3778 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3779 before using TYPE_IS_SIZETYPE.
3781 2005-08-11 Richard Henderson <rth@redhat.com>
3784 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3785 insn types not present on ev4.
3786 (alphaev5_insn_pipe): Similarly.
3788 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3791 * arm.c (arm_override_options): If the user has selected callee-super-
3792 interworking, then enable normal interworking.
3794 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3796 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3799 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3801 * doc/rtl.texi: Fix two typos.
3803 2005-08-11 Richard Guenther <rguenther@suse.de>
3806 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3807 cases where we call to/from functions returning void.
3809 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3812 * tree.c (build_pointer_type_for_mode): Robustify.
3814 2005-08-10 James E Wilson <wilson@specifix.com>
3816 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3817 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3819 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3822 2005-08-10 Eric Christopher <echristo@apple.com>
3824 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3825 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3828 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3831 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3832 for the high part when generating dynamic-no-pic code.
3834 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3836 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3837 (x86_64-*-linux*): Likewise.
3839 * config/i386/crtfastmath.c: New file.
3840 * config/i386/t-crtfm: Likewise.
3842 * config/i386/linux.h (ENDFILE_SPEC): New.
3843 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3845 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3848 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3850 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3851 (vec_shl, vec_shr): Document new operations.
3852 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3854 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3856 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3857 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3858 change predicate to indexed_or_indirect_address.
3860 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3862 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3863 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3864 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3865 and __aeabi_uwrite8.
3866 * config/arm/unaligned-funcs.c: New file.
3867 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3869 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3871 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3873 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3874 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3876 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3877 * final.c (pass_shorten_branches): Add dump.
3878 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3879 (pass_life): Rename dump.
3880 (rest_of_handle_flow2): Remove initial verify_flow_info.
3881 * function.c (pass_instantiate_virtual_regs): Add dump.
3882 * integrate.c (pass_initial_value_sets): Add dump.
3883 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3884 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3885 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3886 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3887 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3888 gate_rtl_unrool_and_peel_loops): New.
3889 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3890 rtl_doloop): Do not look at flags.
3891 * mode-switching.c (pass_mode_switching): Add dump.
3892 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3893 pass_split_before_regstack): Add dump.
3894 * regmove.c (pass_stack_adjustments): Add dump.
3895 * tree-optimize.c (pass_fixup_cfg): Add dump.
3897 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3900 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3901 deciding which instruction sequence to use.
3903 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3905 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3906 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3908 2005-08-09 Richard Guenther <rguenther@suse.de>
3910 * c-common.c (builtin_function_2): Remove.
3911 (def_builtin_1): New function.
3912 (c_common_nodes_and_builtins): Use def_builtin_1 to
3913 build builtin functions.
3915 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3917 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3918 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3919 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3922 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3924 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3925 fold_binary instead of fold_build2 since we don't care about the
3927 (loop_niter_by_eval): Likewise.
3928 (compare_trees): Likewise.
3929 (proved_non_wrapping_p): Likewise.
3931 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3935 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3936 if the if is really empty.
3938 2005-08-09 Steven Bosscher <stevenb@suse.de>
3940 PR tree-optimization/23234
3941 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3942 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3943 argument of the new enum.
3944 (execute_cse_reciprocals): Add reciprocals for function arguments
3945 on the unique successor edge of the entry block. Update other calls
3946 to execute_cse_reciprocals_1.
3948 2005-08-08 Richard Henderson <rth@redhat.com>
3951 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3953 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3955 * expr.c (write_complex_part): Return after handling MEM.
3957 2005-08-08 Josh Conner <jconner@apple.com>
3959 PR rtl-optimization/23241
3960 * combine.c (simplify_comparison): Fix error in determining
3961 whether to lift a subreg from comparison.
3963 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3966 * config/rs6000/altivec.md (vec_init<mode>): New.
3967 (vec_set<mode>): New.
3968 (vec_extract<mode>): New.
3969 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3970 (rs6000_expand_vector_set): New.
3971 (rs6000_expand_vector_extract): New.
3972 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3973 for Altivec modes before reload.
3974 (altivec_expand_vec_init_builtin): New.
3975 (get_element_number): New.
3976 (altivec_expand_vec_set_builtin): New.
3977 (altivec_expand_vec_ext_builtin): New.
3978 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3980 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3982 * config/rs6000/rs6000.h (rs6000_builtins): Add
3983 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3984 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3985 * config/rs6000/rs6000-protos.h: Declare new functions.
3987 2005-08-08 Jan Hubicka <jh@suse.cz>
3989 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3990 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3991 * i386.md (movdi*): Use pic_32bit_operand.
3992 * predicates.md (pic_32bit_operand): New.
3994 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3997 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3999 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4001 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4002 (test_for_singularity): Use fold_build2.
4004 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4006 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4008 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4010 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4011 (COMMON_ASM_OP) Define.
4012 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4013 (ix86_encode_section_info): Likewise.
4014 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4015 SUBTARGET_ENCODE_SECTION_INFO.
4017 2005-08-06 Richard Henderson <rth@redhat.com>
4020 * tree-nested.c (convert_local_reference): Save and restore val_only
4021 around component_ref and friends. Clear walk_subtrees by default.
4023 2005-08-06 Peter O'Gorman <peter@pogma.com>
4026 * gcc.c (process_command): Check the argument to -b has a dash.
4027 * doc/invoke.texi: Update -b and -V docs.
4029 2005-08-06 James E Wilson <wilson@specifix.com>
4031 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4033 2005-08-06 Michael Matz <matz@suse.de>
4035 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4036 member only if only one insn is associated with the value.
4038 2005-08-06 Nick Clifton <nickc@redhat.com>
4040 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4042 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4043 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4044 Check symbol flags instead of symbol name mangling.
4045 (xstormy16_asm_output_aligned_common): Likewise. Also
4046 simplify code since the bss100_section cass is the only case
4047 where the below100 code will be triggered.
4048 (xstormy16_encode_section_info): Encode below100 attribute
4049 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4051 (xstormy16_strip_name_encoding): Delete - this function is no
4053 (TARGET_STRIP_NAME_ENCODING): Undefine.
4054 * config/stormy16/stormy16-protos.h: Delete prototype for
4055 xstormy16_strip_name_encoding.
4057 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4059 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4060 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4061 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4062 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4063 config/alpha/predicates.md, config/arc/arc.h,
4064 config/arm/arm.h, config/arm/ieee754-df.S,
4065 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4066 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4067 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4068 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4069 config/m68hc11/m68hc11.h, config/mips/mips.c,
4070 config/mips/mips.h, config/mips/openbsd.h,
4071 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4072 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4073 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4074 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4075 config/sparc/linux.h, config/sparc/linux64.h,
4076 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4077 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4078 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4079 typos. Follow spelling conventions.
4081 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4084 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4085 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4086 specially. Check for side effects only for COND_EXPR.
4087 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4088 return with TREE_NO_WARNING.
4090 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4092 PR rtl-optimization/23233
4093 * loop.c (combine_movables): Require the modes to be the same.
4094 (move_movables): Remove handling of cases where the replacement
4095 had a different mode to the original.
4097 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4099 PR tree-optimization/23128
4100 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4101 subtraction wrap, and set TREE_OVERFLOW if they do.
4103 2005-08-05 Richard Henderson <rth@redhat.com>
4106 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4107 FORCED_LABEL labels.
4109 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4112 * reload.c (find_reloads_subreg_address): Pass down TYPE
4113 unchanged. Change all callers except find_reloads_toplev.
4115 2005-08-05 Michael Matz <matz@suse.de>
4117 * genattrtab.c (current_alternative_string): Remove.
4118 (SIMPLIFY_ALTERNATIVE): Ditto.
4119 (attr_alt_bit_p): Ditto.
4120 (alternative_name): Make const char *.
4121 (evaluate_eq_attr): Remove use of above things.
4122 (simplify_test_exp): Ditto.
4123 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4124 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4126 2005-08-04 James E Wilson <wilson@specifix.com>
4128 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4129 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4130 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4131 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4132 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4134 2005-08-04 Richard Henderson <rth@redhat.com>
4137 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4138 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4139 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4140 if we'd have to instantiate too many members.
4142 2005-08-04 Richard Henderson <rth@redhat.com>
4145 * tree-outof-ssa.c (coalesce_asm_operands): New.
4146 (coalesce_ssa_name): Use it. Split out ...
4147 (coalesce_phi_operands, coalesce_result_decls): ... these.
4149 2005-08-04 Paul Brook <paul@codesourcery.com>
4151 * read-rtl.c (read_quoted_string): Break if EOF.
4153 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4155 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4156 (fold_build2): Likewise.
4157 (fold_build3): Likewise.
4158 (fold_build1_stat): New function prototype.
4159 (fold_build2_stat): Likewise.
4160 (fold_build3_stat): Likewise.
4161 * fold-const.c (fold_build1): Rename to ..
4162 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4163 through to build1_stat.
4164 (fold_build2): Rename to ..
4165 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4166 through to build2_stat.
4167 (fold_build3): Rename to ..
4168 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4169 through to build3_stat.
4171 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4172 Ian Lance Taylor <ian@airs.com>
4174 * function.c (assign_stack_local_1): Do not correct stack slot
4175 address if allocation size is smaller than mode size.
4177 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4180 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4181 (tree_merge_blocks): Propagate anything allowed by
4183 Clarify documentation.
4184 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4185 SSA form, schedule an update if necessary.
4187 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4189 * doc/install.texi (Binaries): Remove broken link to
4190 Sinix/Reliant Unix binaries.
4192 2005-08-03 Richard Henderson <rth@redhat.com>
4195 * function.c (stack_protect_epilogue): Export.
4196 * tree.h (stack_protect_epilogue): Declare.
4197 * calls.c (expand_call): Call it.
4199 2005-08-03 Eric Christopher <echristo@apple.com>
4201 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4202 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4205 2005-08-04 Jan Hubicka <jh@suse.cz>
4207 * profile.c (branch_prob): Split edges with goto locus on them
4208 to get proper line counts.
4209 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4211 2005-08-03 Paul Brook <paul@codesourcery.com>
4213 * function.c (assign_parms): Round current_function_args_size
4214 to PARM_BOUNDARY, not STACK_BOUNDARY.
4216 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4218 * config/i386/i386.c (x86_elf_aligned_common)
4219 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4221 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4223 PR tree-optimization/23157
4224 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4225 before emitting them.
4227 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4229 PR tree-optimization/19899
4230 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4231 * tree-scalar-evolution.c: Include real.h.
4232 (add_to_evolution): Build constant -1 of correct type.
4234 2005-08-03 Jan Hubicka <jh@suse.cz>
4236 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4237 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4238 profile updating for complette unrolling.
4239 * loop-unroll.c (peel_loop_completely): Use it.
4240 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4241 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4244 2005-08-03 Paul Brook <paul@codesourcery.com>
4246 * combine.c (can_change_dest_mode): New function.
4247 (try_combine, simplify_set): Use it.
4249 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4251 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4254 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4256 * doc/install.texi (Specific): Adjust link to openavr.org.
4257 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4258 (Binaries): Adjust HP-UX Porting Center link.
4259 (Binaries): Adjust Free Software Foundation ordering link.
4261 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4263 * convert.c (convert_to_integer): Use fold_build1 instead of
4264 build1 when converting an integer to an integer.
4266 2005-08-02 Richard Henderson <rth@redhat.com>
4268 * combine.c (combine_instructions): Don't use reg_equal/equiv
4269 results if the mode doesn't match.
4271 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4273 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4274 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4276 2005-08-02 Richard Henderson <rth@redhat.com>
4279 * explow.c (memory_address): Remove special-case for
4280 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4282 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4285 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4286 number of calls to cleanup_tree_cfg_1.
4288 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4290 * doc/invoke.texi: document file extensions .F90 and .F95
4292 2005-08-02 Richard Guenther <rguenther@suse.de>
4294 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4295 positive if its first argument is positive.
4297 2005-08-02 Richard Guenther <rguenther@suse.de>
4299 PR tree-optimization/23177
4300 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4303 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4305 PR tree-optimization/23129
4306 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4307 varying for divisions with anti-ranges.
4309 2005-08-02 Jan Hubicka <jh@suse.cz>
4311 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4312 * tree-ssa-threadupdate.c (thread_block): Add it here.
4314 2005-08-01 James E Wilson <wilson@specifix.com>
4316 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4317 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4318 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4320 * config/mips/predicates.md (const_call_insn_operand): Add check for
4321 SYMBOL_REF_LONG_CALL_P.
4322 * doc/extend.texi (long_call): Document the new attribute.
4324 2005-08-01 Ian Lance Taylor <ian@airs.com>
4325 Richard Henderson <rth@redhat.com>
4327 * Makefile.in (RTL_BASE_H): Add real.h.
4328 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4330 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4332 * rtl.c (rtl_check_failed_code_mode): New.
4333 * rtl.h (struct rtx_def): Add u.rv.
4334 (XCMWINT, XCNMPRV): New.
4335 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4336 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4338 2005-08-01 Richard Henderson <rth@redhat.com>
4340 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4341 with auto-inc codes.
4343 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4345 2005-08-01 Jan Hubicka <jh@suse.cz>
4347 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4348 * i386.c: Include dwarf2.h
4349 (asm_preferred_eh_data_format): New.
4350 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4352 2005-08-01 Ian Lance Taylor <ian@airs.com>
4354 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4355 randomize_va_space for virtual address randomization control.
4357 2005-08-01 Steven Bosscher <stevenb@suse.de>
4359 * common.opt (flag_ipa_cp): Put in right place to maintain
4362 2005-08-01 Jan Hubicka <jh@suse.cz>
4364 * profile.c (compute_value_histograms): Fix thinko.
4365 * value-prof.c: Include toplev.h
4366 (check_counter): New function.
4367 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4368 tree_mod_subtract_transform): Add sanity check.
4370 2005-08-01 Richard Guenther <rguenther@suse.de>
4372 PR tree-optimization/23133
4373 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4374 current functions parameter decls to find defs to cse
4377 2005-08-01 Richard Guenther <rguenther@suse.de>
4379 PR tree-optimization/23109
4380 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4381 If trapping math is in effect, use post-dominator information
4382 to check if we'd in any case reach a trapping point before
4383 doing the reciprocal insertion.
4384 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4385 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4386 expressions are invariant only if trapping math is not in effect.
4388 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4390 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4391 cgraph_function_versioning): New declarations.
4392 * cgraphunit.c: Add include to ipa-prop.h.
4393 (update_call_expr, cgraph_copy_node_for_versioning,
4394 cgraph_function_versioning): New functions.
4395 * integrate.c (copy_decl_for_inlining): Remove.
4396 * ipa-prop.h (ipa_replace_map): New struct.
4397 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4398 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4399 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4400 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4401 ipcp_iterate_stage, ipcp_method_scale_print,
4402 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4403 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4404 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4405 ipcp_update_bb_counts, ipcp_update_profiling,
4406 ipcp_update_edges_counts): New functions.
4407 (ipcp_method_cval_init): Remove restriction regarding local methods.
4408 (ipcp_init_stage): Add ipcp_method_compute_scale.
4409 (ipcp_insert_stage): Add versioning.
4410 (ipcp_structures_print): Add ipcp_method_scale_print.
4411 (ipcp_driver): Dump profiling info.
4412 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4413 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4414 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4415 (struct inline_data): Add versioning_p, ipa_info, new fields.
4416 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4417 declare_return_variable): Replace calls to copy_decl_for_inlining with
4419 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4421 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4422 Add argument VERSIONING.
4423 (copy_arguments_for_versioning, copy_static_chain,
4424 function_versionable_p, tree_versionable_function_p,
4425 tree_function_versioning, replace_ref_tree): New functions.
4426 * tree-inline.h: Include varray.h.
4427 (tree_versionable_function_p, tree_function_versioning,
4428 tree copy_decl_for_dup): New declarations.
4430 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4432 * ipa-cp.c: New file. Contains IPCP specific functionality.
4433 * ipa-prop.h: New file. Contains structures/definitions that can be
4434 used by several interprocedural data flow optimizations (and also IPCP).
4435 * ipa-prop.c: New file.
4436 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4437 * common.opt: Add ipa-cp flag.
4438 * timevar.def: Add IPCP optimization.
4439 * tree-optimize.c (init_tree_optimization_passes): Schedule
4441 * tree-pass.h (pass_ipa_cp): Declare.
4443 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4445 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4446 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4447 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4448 config/i386/i386.c, config/mips/mips.h,
4449 config/rs6000/rs6000.h, config/sh/sh.c,
4450 config/stormy16/stormy16.c: Fix comment typos.
4452 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4455 * c-typeck.c (build_binary_op): Use common_type wrapper on
4457 (common_type): Update comment.
4459 2005-07-31 Steven Bosscher <stevenb@suse.de>
4462 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4463 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4464 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4466 2005-07-31 Jan Hubicka <jh@suse.cz>
4468 * pretty-print.h (pp_widest_integer): New macro.
4469 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4472 2005-07-31 Jan Hubicka <jh@suse.cz>
4474 * output.h (enum section_category): Export from varasm.c
4475 (categorize_decl_for_section): Likewise.
4476 * varasm.c (enum section_category): Kill.
4477 (categorize_decl_for_section): Make global.
4478 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4480 * i386.c (ix86_section_threshold): New static variable.
4481 (ix86_in_large_data_p, ix86_encode_section_info,
4482 x86_64_elf_unique_section,
4483 x86_64_elf_select_section): New functions.
4484 (TARGET_ENCODE_SECTION_INFO): Define
4485 (override_options): Enable medium model for PIC.
4486 (ix86_expand_prologue): Expand gen_set_got_rex64.
4487 (legitimate_constant_p): Handle new UNSPECs.
4488 (legitimate_pic_address_disp_p): Likewise.
4489 (legitimize_pic_address): Lower MEDIUM model addressing.
4490 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4491 (enum cmodel): Add MEDIUM_PIC.
4492 (SYMBOL_REF_FAR_ADDR_P): New macro.
4493 (SYMBOL_FLAG_FAR_ADDR): New flag.
4494 * i386.md (movdi): Support medium model.
4495 (set_got_rex64): New pattern.
4496 * i386.opt (mlarge-data-threshold): New flag.
4497 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4498 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4499 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4500 TARGET_ASM_UNIQUE_SECTION): New.
4502 * invoke.texi (-mlarge_data_threshold): Document
4504 2005-07-31 Jan Hubicka <jh@suse.cz>
4506 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4507 (coalesce_vars): Likewise.
4508 * tree-ssa-live.c (coalesce_cost): New.
4509 (build_tree_conflict_graph): Use coalesce_cost.
4510 * tree-ssa-live.h (coalesce_cost): Declare.
4512 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4514 * arm.md (all peepholes for post-increment operations): Delete.
4515 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4516 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4517 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4518 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4519 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4521 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4523 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4526 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4529 * doc/invoke.texi: Document -rdynamic.
4531 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4534 * c-parser.c (c_parser_parms_list_declarator): Call
4535 mark_forward_parm_decls.
4536 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4537 decls with visibility structure.
4539 2005-07-30 Paul Brook <paul@codesourcery.com>
4541 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4543 2005-07-30 Paul Brook <paul@codesourcery.com>
4545 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4547 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4549 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4551 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4554 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4555 nested function declarators.
4556 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4557 (grokparms): Call warn_if_shadowing for parameters used within the
4559 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4560 not used within the parameter list.
4561 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4563 2005-07-30 Jan Hubicka <jh@suse.cz>
4565 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4566 * i386.c (ix86_fixup_binary_operands): Likewise.
4567 (ix86_expand_unary_operator): Likewise.
4568 (ix86_expand_fp_absneg_operator): Likewise.
4569 * optabs.c (expand_vec_cond_expr): Validate dest.
4571 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4574 * real.c (real_from_string): Also set last bit if there is a
4575 nonzero hex digit beyond GCC's internal precision after ".".
4577 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4579 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4580 define_constants. Change duplicate values to unassigned numbers.
4581 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4582 (*altivec_vspltsf): New.
4583 (altivec_vperm_v4sf): Delete.
4584 (altivec_vperm_<mode>): Use mode macro V.
4585 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4586 (altivec_predicate_v4sf): Delete.
4587 (altivec_predicate_<mode>): Use mode macro V.
4588 (*altivec_lvesfx): New.
4589 (*altivec_stvesfx): New.
4590 (vec_realign_load_v4sf): Delete.
4591 (vec_realign_load_<mode>): Use mode macro V.
4592 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4595 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4598 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4600 * configure: Regenerated.
4602 2005-07-29 Paul Brook <paul@codesourcery.com>
4604 * doc/install.texi: Add link to GFortran binaries wiki page.
4606 2005-07-29 David Ung <davidu@mips.com>
4608 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4609 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4610 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4611 * config/mips/mips.md (cpu): Add 5kf name.
4612 (includes): Includes 5k.md.
4613 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4614 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4617 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4620 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4621 (cleanup_tree_cfg): ... here.
4622 Call cleanup_tree_cfg_1 until there are no more cleanups to
4625 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4627 * tree-vrp.c (compare_range_with_value): Return true or false
4628 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4629 EQ_EXPR respectively.
4631 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4633 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4636 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4638 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4639 (tree_ssa_dominator_optimize): Increment it.
4640 (dump_dominator_optimization_stats): Print it.
4642 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4643 Steven Bosscher <stevenb@suse.de>
4645 PR rtl-optimization/23117
4646 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4647 when head == tail. Tidy comment.
4649 2005-07-28 Richard Henderson <rth@redhat.com>
4651 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4652 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4653 * jump.c (rtx_renumbered_equal_p): Likewise.
4654 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4655 CONST_INT and CONST_DOUBLE.
4656 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4657 * reload.c (operands_match_p): Special case CONST_INT and
4658 CONST_DOUBLE; check mode earlier.
4660 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4663 * c-typeck.c (convert_for_assignment): Do not check
4664 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4666 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4669 * c-typeck.c (composite_type): Prefer constant size arrays to
4672 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4675 * real.c (real_from_string): Set last bit if there is a nonzero
4676 hex digit beyond GCC's internal precision.
4678 2005-07-28 Richard Henderson <rth@redhat.com>
4681 * cfgcleanup.c (try_forward_edges): Watch out for end of
4684 2005-07-28 James E Wilson <wilson@specifixinc.com>
4687 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4689 2005-07-28 Jan Hubicka <jh@suse.cz>
4691 * Makefile.in (rtl-profile.o): Kill all traces of it.
4692 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4693 * coverage.h (rtl_coverage_counter_ref): Kill.
4694 * opts.c (flag_speculative_prefetching_set): Kill.
4695 (flag_loop_optimize_set): New.
4696 (common_handle_option): Disable loop optimizer when profiling;
4697 do not handle speculative prefetching.
4698 * passes.c (init_optimization_passes): Replace pass_profiling combo
4699 by branch_prob pass.
4700 * profile.c (compute_value_histograms): Update for simplified value
4702 (rtl_register_profile_hooks): Kill.
4703 (pass_profiling): Kill.
4704 (rest_of_handle_branch_prob): Do not profile.
4705 * toplev.c (process_options): Remove speculative prefetching.
4706 * toplev.h (flag_tree_based_profiling): Kill.
4707 * tree-profile.c (prepare_instrumented_value,
4708 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4709 tree_gen_one_value_profiler, do_tree_profiling): Update for
4710 simplified datastructures.
4711 * value-prof.c: Add comment that speculative prefetching was dropped;
4712 update rest of file for simplified datastructures.
4713 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4714 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4715 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4716 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4717 rtl_mod_subtract, gen_speculative_prefetch,
4718 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4719 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4720 (gate_handle_value_profile_transformations,
4721 rest_of_handle_value_profile_transformations,
4722 pass_value_profile_transformations): Kill.
4723 * value-prof.h (histogram_value_t): Remove IL based unions.
4724 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4725 rtl_profile_hooks): Remove hooks.
4727 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4729 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4730 (cgraph_clone_node): Likewise.
4731 * cgraph.h (cgraph_clone_edge): Update prototype.
4732 (cgraph_clone_node): Likewise.
4733 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4735 (lookup_recursive_calls): Consider profile.
4736 (cgraph_decide_recursive_inlining): Fix updating; use new
4737 probability argument; use profile.
4738 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4739 * tree-inline.c (copy_bb): Update clal of clone_edge.
4740 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4742 * invoke.texi (min-inline-recursive-probability): Document.
4744 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4746 * doc/install.texi (Configuration): Update Valgrind homepage.
4748 2005-07-28 Richard Henderson <rth@redhat.com>
4751 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4752 labels we want to delete.
4753 (cfg_layout_merge_blocks): Likewise.
4755 2005-07-28 Richard Henderson <rth@redhat.com>
4758 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4759 when expanding to nothing.
4761 2005-07-28 Josh Conner <jconner@apple.com>
4763 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4764 (cgraph_decide_inlining_of_small_functions): Likewise.
4766 2005-07-28 Josh Conner <jconner@apple.com>
4768 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4769 direction of badness if negative.
4770 (cgraph_default_inline_p): Add reason to parameters, and assign it
4772 (cgraph_decide_inlining_of_small_functions): New parameter in call
4773 to cgraph_default_inline_p.
4774 (cgraph_decide_inlining_incrementally): Likewise.
4775 * cgraphunit.c (decide_is_function_needed): Likewise.
4776 * cgraph.h (cgraph_default_inline_p): Likewise.
4778 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4780 * builtins.c: Fix comment typo(s).
4781 * genautomata.c: Likewise.
4782 * gimplify.c: Likewise.
4783 * tree-dfa.c: Likewise.
4784 * tree-flow-inline.h: Likewise.
4785 * tree-into-ssa.c: Likewise.
4786 * tree-ssa-alias.c: Likewise.
4787 * tree-ssa-ccp.c: Likewise.
4788 * tree-ssa-copy.c: Likewise.
4789 * tree-ssa-dce.c: Likewise.
4790 * tree-ssa-dom.c: Likewise.
4791 * tree-ssa-operands.c: Likewise.
4792 * tree-tailcall.c: Likewise.
4793 * tree-vectorizer.c: Likewise.
4794 * tree-vrp.c: Likewise.
4797 2005-07-28 Jeff Law <law@redhat.com>
4799 * tree-vrp.c (test_for_singularity): Extracted from ...
4800 (simplify_cond_using_ranges): Attempt to simplify a relational
4801 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4803 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4805 PR tree-optimization/22506
4806 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4807 phis whose argument is constant.
4809 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4811 PR rtl-optimization/18992
4812 Back out this patch:
4813 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4814 PR optimization/12142
4815 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4816 uses of the register in the SET_SRC. Remove unnecessary argument.
4818 Replace it with this:
4819 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4820 if flag_non_call_exceptions is set and the insn may trap, pass
4821 pc_rtx as dest for recursion.
4822 In SET_SRC part of SET case, if dest is already set, pass it down
4825 2005-07-28 Jan Hubicka <jh@suse.cz>
4827 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4828 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4829 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4831 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4832 profile when available.
4834 2005-07-28 Jan Beulich <jbeulich@novell.com>
4836 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4837 (ia64_print_operand): Describe and handle 'X'.
4838 (ia64_register_move_cost): Also handle FP_REGS.
4839 (ia64_preferred_reload_class): Likewise.
4840 (ia64_secondary_reload_class): Likewise.
4841 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4842 it. Also check for ITANIUM_CLASS_FLDP.
4843 * config/ia64/ia64.h (FP_REGNO_P): New.
4844 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4845 (reg_class): Add FP_REGS.
4846 (REG_CLASS_NAMES): Adjust for it.
4847 (REG_CLASS_CONTENTS): Likewise.
4848 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4849 (REG_CLASS_FROM_LETTER): Handle 'x'.
4850 (CLASS_MAX_NREGS): Handle FP_REGS.
4851 (MEMORY_MOVE_COST): Likewise.
4852 * config/ia64/ia64.md (itanium_class): Add fldp.
4853 (type): Handle fldp.
4854 (movti_internal): More allowable operand combinations. Use ldfp8 when
4855 splitting unnecessary. Remove predicable attribute. Adjust
4856 itanium_class attribute.
4857 (smuldi3_highpart): Remove outdated comment.
4858 (mulditi3, umulditi3, rotlti3): New expanders.
4859 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4860 (absti2): Disabled new insn for future reference.
4861 Respective new splitters.
4862 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4863 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4864 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4866 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4868 PR rtl-optimization/23047
4869 * simplify-rtx.c (simplify_const_relational_operation): Respect
4870 flag_wrapv for comparisons with ABS.
4872 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4874 PR tree-optimization/22493
4875 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4876 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4878 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4880 * config/frv/frv.opt (moptimize-membar): New.
4882 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4884 * config/frv/frv.h: Remove machine_function definition.
4886 * config/frv/frv.c (struct frv_io): New.
4887 (struct machine_function): Moved from frv.h. Add has_membar_p.
4888 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4889 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4890 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4891 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4892 (frv_reorg): Call frv_optimize_membar when appropriate.
4893 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4894 (frv_expand_builtin): Adjust calls accordingly.
4895 (frv_io_address_cookie): New function.
4896 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4897 load or store rather than a special insn. Add ccnstant address and
4898 io-type operands to the membar.
4899 (frv_ifcvt_modify_tests): Unsign regno.
4900 (frv_ifcvt_modify_tests): Same.
4902 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4903 UNSPEC_OPTIONAL_MEMBAR constant.
4904 (builtin_read_<mode>): Delete.
4905 (builtin_write_<mode>): Delete.
4906 ("optional_membar_<mode>"): Add operand.
4908 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4909 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4910 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4911 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4912 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4913 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4914 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4915 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4916 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4918 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4920 * df.c (df_uses_record): Handle SCRATCH.
4922 2005-07-28 Steven Bosscher <stevenb@suse.de>
4925 * passes.c (rest_of_decl_compilation): If decl is a type and
4926 we have encountered errors, don't emit debug information.
4928 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4930 * params.def: Fixed comment.
4932 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4935 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4936 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4937 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4939 2005-07-27 Steven Bosscher <stevenb@suse.de>
4942 * varasm.c (assemble_start_function): Don't do anything that may
4943 require a CFG if the current function is a thunk.
4945 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4947 * doc/install.texi (Prerequisites): Mention that perl is needed
4948 to do export control in libstdc++ targetting Darwin.
4950 2005-07-27 Steven Bosscher <stevenb@suse.de>
4952 PR rtl-optimization/17808
4953 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4954 (sched_insns_conditions_mutex_p): Split out from...
4955 (add_dependence): ...here. But don't call it from here.
4956 (add_dependence_list): Check sched_insns_conditions_mutex_p
4957 before calling add_dependence.
4958 (add_dependence_list_and_free): Likewise.
4959 (fixup_sched_groups): Likewise.
4960 (sched_analyze_1): Likewise.
4961 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4962 (sched_analyze): Likewise.
4963 (sched_analyze_insn): Likewise.
4964 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4965 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4966 dependencies on all COND_EXEC insns to jumps ending basic blocks
4967 when doing intrablock scheduling.
4968 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4970 2005-07-27 Jeff Law <law@redhat.com>
4972 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4973 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4974 equivalency sets, correctly handle the case were vr0 has an
4975 equivalency set, but vr1 does not.
4977 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4979 PR tree-optimization/23073
4980 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4981 vect_print_dump_info before fprintf.
4983 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4985 PR tree-optimize/22348
4986 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4987 Fold the partial computation.
4989 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4991 PR tree-optimization/22325
4992 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4994 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4996 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4997 (force_var_cost): ... this function.
4998 (compute_phi_arg_on_exit): Export.
5000 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5002 PR tree-optimization/20773
5003 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5006 2005-07-27 Richard Guenther <rguenther@suse.de>
5008 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5009 Avoid pushing again if current struct contains only
5010 fields we decomposed.
5012 2005-07-27 Jan Hubicka <jh@suse.cz>
5014 PR tree-optimization/22574
5015 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5018 * tree-tailcall.c (decrease_profile): New function.
5019 (eliminate_tail_call): Use it.
5021 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5022 visibility flags correctly in whole program mode.
5024 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5026 PR rtl-optimization/22472
5027 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5029 2005-07-26 Steven Bosscher <stevenb@suse.de>
5031 PR tree-optimization/22504
5032 * tree-complex.c (expand_complex_addition): Use 'code' instead
5033 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5035 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5037 * config.gcc (cpu_type): Add frv case.
5038 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5039 (supported_defaults): Add fr550 case.
5041 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5044 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5045 whether a pointer of type T * may point to objects of type T *.
5047 2005-07-26 DJ Delorie <dj@redhat.com>
5049 * configure: Regenerate.
5051 2005-07-26 Dale Johannesen <dalej@apple.com>
5053 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5055 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5057 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5058 Clarify use of "build" in name.
5060 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5062 * doc/extend.texi (Raw read/write Functions): New section.
5063 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5064 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5065 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5066 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5067 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5068 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5069 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5070 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5071 * config/frv/frv.c: Add bdesc_loads global.
5072 Add bdesc_stores global.
5073 (frv_init_builtins): Add support for __builtin_{read/write}*.
5074 (frv_volatile_memref): New.
5075 (frv_expand_load_builtin): New.
5076 (frv_expand_store_builtin): New.
5077 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5078 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5079 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5080 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5081 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5082 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5083 (builtin_read_<mode>): New.
5084 (builtin_write_<mode>): New.
5085 (builtin_write64): New.
5086 (optional_membar_<mode>): New.
5088 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5090 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5091 (rather than units) against HOST_BITS_PER_WIDE_INT.
5093 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5095 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5096 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5097 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5098 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5101 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5102 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5103 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5105 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5107 2005-07-26 Richard Guenther <rguenther@suse.de>
5109 PR tree-optimization/22486
5110 * fold-const.c (fold_unary): Fold away useless component
5111 references of the form (T *)&T.x, if the address
5114 2005-07-25 James E Wilson <wilson@specifixinc.com>
5116 * dwarf2out.c (add_call_src_coords_attributes): New.
5117 (gen_inlined_subroutine_die): Call it.
5118 (maybe_emit_file, init_file_table): Add comments.
5119 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5121 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5122 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5123 * tree.h (BLOCK_SOURCE_LOCATION): New.
5124 (struct tree_block): New field locus.
5126 2005-07-26 Andreas Schwab <schwab@suse.de>
5128 PR rtl-optimization/23043
5129 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5130 when allocating a struct unoccr.
5132 2005-07-25 Richard Henderson <rth@redhat.com>
5135 * tree-complex.c (gate_no_optimization): True if errors.
5136 * Makefile.in (tree-complex.o): Update dependencies.
5138 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5140 * config/frv/predicates.md (integer_register_operand): Use
5143 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5146 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5148 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5150 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5152 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5153 types when flag_unsafe_math_optimizations is true.
5155 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5157 * gcc.c (option_map): Add --sysroot.
5158 (process_command): Handle --sysroot.
5159 (display_help): Document it.
5160 * doc/cppopts.tex (-isysroot): Document.
5161 * doc/invoke.texi (--sysroot): Document.
5162 * doc/install.texi (--with-build-sysroot): Document.
5164 * Makefile.in (inhibit_libc): New variable.
5165 (INHIBIT_LIBC_CFLAGS): Likewise.
5166 (LIBGCC2_CFLAGS): Include
5167 $(INHIBIT_LIBC_CFLAGS).
5168 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5169 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5170 ($(T)crtend.o): Likewise.
5171 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5172 ($(T)crtendS.o): Likewise.
5173 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5174 ($(T)crtendT.o): Likewise.
5175 (stmp-fixinc): Do not complain about missing headers if
5177 * configure.ac (inhibit_libc): Set it to true/false.
5178 (--with-build-sysroot): New option. Use it to set
5180 * configure: Regenerated.
5182 2005-07-25 Manfred Hollstein <mh@suse.com>
5184 * calls.c (store_one_arg): Fix unsigned comparison warning.
5186 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5189 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5190 (ggc_print_statistics): Initialize variable before use.
5192 2005-07-25 Richard Guenther <rguenther@suse.de>
5194 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5195 calling with a PHI_NODE argument.
5197 * tree-flow-inline.h (overlap_subvar): Protect against
5200 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5202 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5203 * configure: Regenerate.
5205 2005-07-25 Ira Rosen <irar@il.ibm.com>
5207 * expr.c (highest_pow2_factor): Make extern.
5208 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5209 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5210 record_array_differ_p, array_ptr_differ_p): Likewise.
5211 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5212 additional cases. Call the above functions.
5213 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5214 base_object_differ_p when there are two base objects. Otherwise, compare
5215 base address and offset. Call may_alias_p.
5216 (dump_data_reference): Use a correct field name.
5217 (analyze_array): Make static. Initialize new data-ref fields.
5218 (analyze_indirect_ref): New function.
5219 (init_data_ref): Initialize new data-ref fields.
5220 (strip_conversion): Moved from tree-vect-analyze.c.
5221 (analyze_offset_expr, get_ptr_offset, address_analysis,
5222 object_analysis): Likewise.
5223 (analyze_offset): New function.
5224 (create_data_ref): Likewise.
5225 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5226 dimensions for ARRAY_REFs only.
5227 (build_classic_dist_vector): Make static.
5228 (access_functions_are_affine_or_constant_p): Call macro to get the
5229 address of access functions.
5230 (compute_all_dependences): Add new parameter
5231 compute_self_and_read_read_dependences. Compute self and read-read
5232 dependences if it is true.
5233 (find_data_references_in_loop): Call create_data_ref. Initialize new
5235 (compute_data_dependences_for_loop): Add new parameter
5236 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5237 compute nb_loops. Call compute_all_dependences,
5238 build_classic_dist_vector and build_classic_dir_vector with correct
5240 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5241 with correct parameters. Compare dimensions for ARRAY_REFs only.
5242 (free_data_refs): Call macro to free access functions.
5243 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5244 fields from stmt_vinfo.
5245 (struct base_object_info): New structure.
5246 (struct data_reference): Move fields to base_object_info. Add fields
5247 first_location and object_info for above structures. Move fields from
5248 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5249 aligned_to. Add macros to access the new fields.
5250 Update functions declarations.
5251 * tree-flow.h (is_aliased_with): Declare.
5252 * tree-loop-linear.c (linear_transform_loops): Call
5253 compute_data_dependences_for_loop with correct parameters.
5254 * tree-ssa-alias.c (is_aliased_with): New function.
5255 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5256 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5257 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5258 vect_base_addr_differ_p, compute_subscript_distance and
5259 build_classic_dist_vector. Add printings. Check absolute value of
5261 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5263 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5264 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5265 to bytes. Add printing.
5266 (vect_compute_data_refs_alignment): Go through loads and stores in one
5268 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5269 vect_analyze_data_ref_access): Likewise.
5270 (vect_analyze_pointer_ref_access): Remove.
5271 (vect_address_analysis, vect_object_analysis): Likewise.
5272 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5273 and analyze data-refs in the loop.
5274 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5275 fields of data-ref instead of stmt. Add init to the offset from the
5277 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5278 (vect_update_init_of_dr): Likewise.
5279 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5280 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5282 (new_loop_vec_info): Initialize new fields.
5283 (destroy_loop_vec_info): Free new fields.
5284 (vect_strip_conversion): Remove.
5285 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5286 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5287 datarefs. Add new field ddrs.
5288 Add macros for the new fields access.
5289 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5290 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5291 Remove their macros.
5292 * tree.h (highest_pow2_factor): Declare.
5294 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5296 * calls.c (store_one_arg): Check for sibling call MEM arguments
5297 from already clobbered incoming argument area.
5299 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5301 * c-common.c (check_missing_format_attribute): New.
5302 * c-common.h (check_missing_format_attribute): Likewise.
5303 * c-typeck.c (convert_for_assignment): Use it.
5305 2005-07-24 Andreas Schwab <schwab@suse.de>
5307 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5308 register use a word move. Correct operand of ext.w in 68000 code.
5310 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5312 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5313 variables as declarations, rather than definitions.
5315 2005-07-24 Ira Rosen <irar@il.ibm.com>
5317 PR tree-optimization/22526
5318 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5321 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5323 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5324 that C99 reserve for future use. Use it to define clog10,
5325 clog10f and clog10l.
5327 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5329 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5330 * configure.ac: Check for -Wmissing-format-attribute.
5332 * configure: Regenerate.
5334 2005-07-23 Richard Henderson <rth@redhat.com>
5336 PR tree-optimization/22623
5337 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5339 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5342 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5344 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5346 * Makefile.in (C_TREE_H): Update dependencies.
5347 * c-tree.h: Include toplev.h.
5348 * diagnostic.h (diagnostic_set_info): Add format attribute.
5349 * rtl-error.c (diagnostic_for_asm): Likewise.
5351 2005-07-23 Chao-ying Fu <fu@mips.com>
5353 * config/mips/mips-dsp.md: New file.
5354 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5355 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5357 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5358 MIPS_BUILTIN_BPOSGE32.
5359 (mips_expand_builtin_direct): Add one parameter to indicate that
5360 builtin functions need to return a value.
5361 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5363 (mips_regno_to_class): Add classes for 12 new DSP registers.
5364 (mips_subword): Change to check four HI registers.
5365 (mips_output_move): Output move to and from 6 new DSP accumulators.
5366 (override_options): Make sure -mdsp and -mips16 are not used together.
5367 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5369 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5371 (print_operand): Add 'q' for printing DSP accumulators.
5372 (mips_cannot_change_mode_class): Check ACC_REGS.
5373 (mips_secondary_reload_class): Check ACC_REGS.
5374 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5375 (mips_register_move_cost): Check ACC_REGS.
5376 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5377 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5378 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5379 (dsp_bdesc): New array.
5380 (bdesc_arrays): Add DSP builtin function table.
5381 (mips_prepare_builtin_arg): Check predicate again after
5383 (mips_expand_builtin): Add one more parameter to
5384 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5385 MIPS_BUILTIN_BPOSGE32.
5386 (mips_init_builtins): Initialize new function types.
5387 (mips_expand_builtin_direct): Check if builtin functions need to
5388 return a value and pass operands properly.
5389 (mips_expand_builtin_bposge): New function.
5390 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5391 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5392 (FIRST_PSEUDO_REGISTER): Increase to 188.
5393 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5394 Update for 12 new DSP registers.
5395 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5396 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5397 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5398 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5399 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5400 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5401 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5402 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5403 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5404 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5405 (REGISTER_NAMES): Add names for 12 new DSP registers.
5406 * config/mips/mips.md: Include mips-dsp.md.
5407 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5408 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5409 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5410 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5411 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5412 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5413 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5414 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5415 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5416 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5417 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5418 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5419 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5420 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5421 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5422 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5423 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5424 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5425 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5426 (UNSPEC_RDDSP): New constants.
5427 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5428 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5430 * config/mips/mips.opt (-mdsp): New option.
5431 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5432 (reg_imm10_operand): New predicates.
5433 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5434 * doc/invoke.texi (-mdsp): Document new option.
5436 2005-07-22 DJ Delorie <dj@redhat.com>
5438 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5440 * tree-inline.c (inlinable_function_p): Likewise.
5442 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5445 * toplev.c (check_global_declarations): Do not mark undefined
5446 variables as DECL_IGNORED_P.
5447 * varasm.c (first_global_object_name): GTY it.
5448 (weak_global_object_name): Likewise.
5449 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5450 a string to go into {weak,first}_global_object_name.
5452 2005-07-22 DJ Delorie <dj@redhat.com>
5454 * c-format.c (check_function_format): Change warning control
5455 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5457 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5459 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5460 &PTR->FLD a dereference of PTR.
5461 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5462 a potential dereference of PTR.
5464 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5466 PR rtl-optimization/20370
5467 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5468 call allocate_reg_info if necessary.
5470 PR rtl-optimization/21848
5471 * calls.c (emit_library_call_value_1): For const functions, add
5472 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5474 PR rtl-optimization/22445
5475 * cselib.c (target.h): Include.
5476 (rtx_equal_for_cselib_p): Allow commutative matches.
5477 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5478 Remove MODE parameter. Changed all callers.
5480 PR rtl-optimization/22258
5481 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5483 (try_combine): Use likely_spilled_retval_p.
5485 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5487 * config.gcc: Add crx-elf support.
5489 * doc/contrib.texi: Mention crx.
5490 * doc/extend.texi: Document crx extensions.
5491 * doc/install.texi: Document crx install.
5492 * doc/invoke.texi: Document crx options.
5493 * doc/md.texi: Document crx constraints.
5495 * config/crx/crx-protos.h: New file.
5496 * config/crx/crx.c: New file.
5497 * config/crx/crx.h: New file.
5498 * config/crx/crx.md: New file.
5499 * config/crx/crx.opt: New file.
5500 * config/crx/t-crx: New file.
5502 2005-07-22 Manfred Hollstein <mh@suse.com>
5504 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5506 (int_add_graph_edge): Likewise.
5507 (collapse_nodes): Likewise.
5508 (process_unification_queue): Likewise.
5510 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5511 Laurent GUERBY <laurent@guerby.net>
5513 PR tree-optimization/22336
5514 * function.c (record_block_change): Check for
5515 cfun->ib_boundaries_block.
5517 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5519 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5520 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5522 2005-07-21 DJ Delorie <dj@redhat.com>
5524 * toplev.c (warn_deprecated_use): Add warning control to warning
5526 * c-typeck.c (parser_build_binary_op): Likewise.
5527 (c_finish_if_stmt): Likewise.
5528 * c-common.c (check_function_sentinel): Likewise.
5529 (check_nonnull_arg): Likewise.
5531 2005-07-21 Richard Henderson <rth@redhat.com>
5534 * tree-complex.c (complex_ssa_name_components): New.
5535 (cvc_lookup): Allow entry not found.
5536 (create_components): Remove.
5537 (create_one_component_var, get_component_var): New.
5538 (get_component_ssa_name, set_component_ssa_name): New.
5539 (extract_component): Use get_component_ssa_name.
5540 (update_complex_components): Use set_component_ssa_name.
5541 (update_complex_components_on_edge): Likewise.
5542 (update_phi_components): Create new PHI nodes directly, instead
5543 of adding insns to edges.
5544 (tree_lower_complex): Allocate and free complex_variable_components
5545 and complex_ssa_name_components here.
5547 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5549 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5550 revert to returning false.
5552 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5555 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5557 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5560 * config/i386/i386.md (cmpxf): Change operand constraints
5561 to "nonmemory_operand".
5563 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5565 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5567 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5570 * fold-const.c (fold_build1): Add checksum for the operands.
5571 (fold_build2): Likewise.
5572 (fold_build3): Likewise.
5574 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5577 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5579 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5581 * common.opt (-fforward-propagate): Committed by mistake,
5584 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5586 * reg-stack.c: Fix comment typo(s).
5587 * tree-ssa-operands.c: Likewise.
5588 * tree-vectorizer: Likewise.
5590 2005-07-21 Nick Clifton <nickc@redhat.com>
5592 * config/sh/symbian.c: Replace C++ style line comments with C
5593 style line comments.
5594 (symbian_add_attribute): Do not use a ? operator on the LHS of
5596 (sh_symbian_handle_dll_attribute): Change the type of the
5597 method vector to "VEC(tree,gc)*" and use vector accessor
5598 macros to walk over the elements.
5599 (symbian_export_vtable_and_rtti_p): Likewise.
5600 (symbian_class_needs_attribute_p): Likewise.
5602 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5605 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5606 initialize targetm.resolve_overloaded_builtin here.
5607 (altivec_expand_overloaded_builtin): Make it non-static.
5608 * config/rs6000/rs6000-protos.h
5609 (altivec_expand_overloaded_builtin): New prototype.
5610 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5611 targetm.resolve_overloaded_builtin here.
5612 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5614 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5615 Zdenek Dvorak <dvorakz@suse.cz>
5617 PR tree-optimization/19210
5618 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5620 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5621 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5622 rely on unproven assumptions.
5623 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5624 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5625 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5626 to number_of_iterations_exit.
5627 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5628 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5629 * tree-ssa-loop-niter.c (find_loop_niter,
5630 estimate_numbers_of_iterations_loop): Likewise.
5631 (number_of_iterations_exit): Honor the new options.
5632 * doc/invoke.texi (Wunsafe-loop-optimizations,
5633 funsafe-loop-optimizations): Document them.
5635 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5637 PR rtl-optimization/22167
5638 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5640 2005-07-20 Adam Nemet <anemet@lnxw.com>
5642 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5643 __do_global_dtors_aux longcall.
5645 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5647 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5648 (old_special_pred_table): Don't reference
5649 SPECIAL_MODE_PREDICATES.
5650 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5651 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5652 * config/sh/predicates.h: Don't mention
5653 SPECIAL_MODE_PREDICATES.
5654 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5657 2005-07-20 DJ Delorie <dj@redhat.com>
5659 * config.gcc: Add m32c-elf support.
5661 * doc/contrib.texi: Mention m32c.
5662 * doc/extend.texi: Document m32c extensions.
5663 * doc/install.texi: Mention m32c.
5664 * doc/invoke.texi: Document m32c options.
5665 * doc/md.texi: Document m32c constraints.
5667 * config/m32c/addsub.md: New file.
5668 * config/m32c/bitops.md: New file.
5669 * config/m32c/cond.md: New file.
5670 * config/m32c/jump.md: New file.
5671 * config/m32c/m32c-lib1.S: New file.
5672 * config/m32c/m32c-lib2.c: New file.
5673 * config/m32c/m32c-modes.def: New file.
5674 * config/m32c/m32c-pragma.c: New file.
5675 * config/m32c/m32c-protos.h: New file.
5676 * config/m32c/m32c.abi: New file.
5677 * config/m32c/m32c.c: New file.
5678 * config/m32c/m32c.h: New file.
5679 * config/m32c/m32c.md: New file.
5680 * config/m32c/m32c.opt: New file.
5681 * config/m32c/minmax.md: New file.
5682 * config/m32c/mov.md: New file.
5683 * config/m32c/muldiv.md: New file.
5684 * config/m32c/predicates.md: New file.
5685 * config/m32c/prologue.md: New file.
5686 * config/m32c/shift.md: New file.
5687 * config/m32c/t-m32c: New file.
5689 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5691 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5692 (stack_protect_set, stack_protect_test): New expanders.
5693 (stack_protect_set_si, stack_protect_set_si_media,
5694 stack_protect_set_di_media, stack_protect_test_si,
5695 stack_protect_test_si_media, stack_protect_test_di_media):
5698 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5700 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5702 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5704 * tree.h (tree_expr_nonzero_p): Export.
5705 * fold-const.c (tree_expr_nonzero_p): Likewise.
5706 Return true for CALL_EXPRs that are alloca calls.
5707 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5709 * tree-flow.h (expr_computes_nonzero): Remove.
5710 * tree-vrp.c (expr_computes_nonzero): Remove.
5711 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5712 (extract_range_from_unary_expr): Likewise.
5713 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5714 tree_expr_nonzero_p.
5716 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5718 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5719 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5720 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5721 All callers changed.
5722 (frame_related_constant_load): New arg "related" which controls
5723 setting of RTX_FRAME_RELATED_P. All callers changed.
5724 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5725 (bfin_expand_prologue): Add stack limit checking.
5726 * config/bfin/bfin.md (trapifcc): New pattern.
5728 * config/bfin/bfin.c: Include "langhooks.h".
5729 (def_builtin): Go through lang_hooks to call builtin_function.
5731 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5732 * config/bfin/predicates.md (symbol_ref_operand): New.
5733 (call_insn_operand): Delete. All callers changed to use
5734 register_no_elim_operand.
5735 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5737 (function_arg): Use it to generate the call's operand 2.
5738 (bfin_longcall_p): New function.
5739 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5740 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5741 determine if the address needs to be in a REG.
5742 (bfin_handle_longcall_attribute): New function.
5743 (bfin_attribute_table): Add "longcall" and "shortcall".
5744 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5745 (CUMULATIVE_ARGS): New member call_cookie.
5746 (PREDICATE_CODES): Add symbol_ref_operand.
5747 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5748 extra USE to the pattern.
5749 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5750 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5751 sibcall_value_insn; now the new patterns handle direct calls and the
5752 old ones indirect calls.
5753 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5755 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5757 * doc/trouble.texi: Update section on handling of empty loops.
5759 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5761 * config.gcc: Remove support for sparc-*-openbsd*,
5762 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5764 * config.host: Remove support for i860-*-sysv4* as a host.
5765 * config/i860/*, config/ip2k/*, config/ns32k/*,
5766 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5767 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5768 mention obsolete ports.
5770 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5772 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5774 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5775 of frame_pointer_rtx.
5776 (sh_expand_epilogue): Likewise.
5777 (sh_set_return_address): Likewise.
5778 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5779 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5780 offsets from FRAME_POINTER_REGNUM.
5781 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5782 (sh_register_names): Add initializer for sfp.
5783 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5784 (VALID_REGISTER_P): Likewise.
5785 (FIRST_PSEUDO_REGISTER): Update.
5786 (DWARF_FRAME_REGISTERS): Define.
5787 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5788 (HARD_FRAME_POINTER_REGNUM): Define.
5789 (FRAME_POINTER_REGNUM): Redefine.
5790 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5791 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5792 from FRAME_POINTER_REGNUM.
5793 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5794 FRAME_POINTER_REGNUM.
5795 (REG_CLASS_CONTENTS): Add sfp.
5796 (REG_ALLOC_ORDER): Likewise.
5797 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5798 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5799 of frame_pointer_rtx.
5800 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5802 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5804 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5805 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5806 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5808 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5811 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5813 Make CONSTRUCTOR use VEC to store initializers.
5814 * c-common.c (complete_array_type): Update to cope with VEC in
5816 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5817 (pp_c_constructor_elts): New function.
5818 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5819 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5820 struct constructor_stack, struct initializer_stack,
5821 constructor_elements, push_init_level, pop_init_level,
5822 add_pending_init, find_init_member, output_init_element): Update to
5823 cope with VEC in CONSTRUCTOR_ELTS.
5824 * coverage.c (build_fn_info_value, build_ctr_info_value,
5825 build_gcov_info): Likewise.
5826 * expr.c (categorize_ctor_elements_1, store_constructor,
5827 expand_expr_real_1): Likewise.
5828 * fold-const.c (fold_ternary): Likewise.
5829 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5830 gimplify_init_constructor, gimplify_expr): Likewise.
5831 * tree-dump.c (dequeue_and_dump): Likewise.
5832 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5834 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5836 * tree-sra.c (generate_element_init_1): Likewise.
5837 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5838 * tree-ssa-operands.c (get_expr_operands): Likewise.
5839 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5840 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5841 (get_initial_def_for_reduction): Likewise.
5842 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5843 value handle in annotations.
5844 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5845 tree_node_structure): Add support for constr_kind.
5846 (build_vector_from_ctor, build_constructor_single,
5847 build_constructor_from_list): New functions.
5848 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5849 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5850 Update to cope with VEC in CONSTRUCTOR_ELTS.
5851 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5852 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5853 CONSTRUCTOR_APPEND_ELT): New macros.
5854 (struct constructor_elt, struct tree_constructor): New data types.
5855 (union tree_node): Add tree_constructor field.
5856 * treestruct.def: Define TS_CONSTRUCTOR.
5857 * varasm.c (const_hash_1, compare_constant, copy_constant,
5858 compute_reloc_for_constant, output_addressed_constants,
5859 initializer_constant_valid_p, output_constant,
5860 array_size_for_constructor, output_constructor): Update to cope with
5861 VEC in CONSTRUCTOR_ELTS.
5862 * vec.h (VEC_empty, VEC_copy): New macros.
5864 2005-07-19 Devang Patel <dpatel@apple.com>
5866 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5868 2005-07-19 Richard Henderson <rth@redhat.com>
5871 * gimplify.c (gimplify_expr): Use main variant type for the temp
5872 destination for a discarded volatile read.
5873 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5874 casts between non-void types that change volatility.
5876 2005-07-15 DJ Delorie <dj@redhat.com>
5878 * toplev.h: Add comment about the first parameter for warning().
5879 * errors.h: Likewise.
5881 * c.opt (Wpragmas): New.
5882 * doc/invoke.texi: Document it.
5884 * function.c (do_warn_unused_parameter): Add warning control to
5886 * c-decl.c (warn_if_shadowing): Likewise.
5887 * c-lex.c (cb_def_pragma): Likewise.
5888 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5889 (pop_alignment): Likewise.
5890 (handle_pragma_pack): Likewise.
5891 (apply_pragma_weak): Likewise.
5892 (handle_pragma_weak): Likewise.
5893 (handle_pragma_redefine_extname): Likewise.
5894 (add_to_renaming_pragma_list): Likewise.
5895 (handle_pragma_extern_prefix): Likewise.
5896 (maybe_apply_renaming_pragma): Likewise.
5897 (handle_pragma_visibility): Likewise.
5899 * config/c4x/c4x-c.c (BAD): Likewise.
5900 (c4x_parse_pragma): Likewise.
5901 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5902 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5903 (rs6000_pragma_longcall): Likewise.
5904 * config/v850/v850-c.c (pop_data_area): Likewise.
5905 (ghs_pragma_section): Likewise.
5906 (ghs_pragma_section): Likewise.
5907 (ghs_pragma_interrupt): Likewise.
5908 (ghs_pragma_starttda): Likewise.
5909 (ghs_pragma_startsda): Likewise.
5910 (ghs_pragma_startzda): Likewise.
5911 (ghs_pragma_endtda): Likewise.
5912 (ghs_pragma_endsda): Likewise.
5913 (ghs_pragma_endzda): Likewise.
5915 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5916 Kenneth Zadeck <zadeck@naturalbridge.com>
5918 * Makefile.in: Removed tree-promote-statics.c
5919 * tree-promote-statics.c: Removed.
5920 * common.opt: Removed flag-promote-statics.
5922 * passes.c: Removed tree-promote-statics pass.
5923 * tree-pass.h: Ditto.
5924 * timevar.def: Removed TV_PROMOTE_STATICS.
5927 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5929 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5931 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5933 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5936 * c-common.c (check_function_arguments): Call
5937 'check_function_format' if either -Wformat or
5938 -Wmissing-format-attribute are specified.
5939 * c-format.c (check_function_format): Check -Wformat before
5940 calling 'check_format_info'.
5941 * c-opts.c (c_common_post_options): Don't warn for
5942 -Wmissing-format-attribute without -Wformat.
5943 * c-typeck.c (convert_for_assignment): Detect additional cases for
5944 -Wmissing-format-attribute.
5945 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5948 2005-07-19 Richard Guenther <rguenther@suse.de>
5950 * config/i386/i386.md (lrint<mode>2): Use temporary
5951 instead of clobbering non-existent memory.
5953 2005-07-19 Nick Clifton <nickc@redhat.com>
5955 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5956 statement to avoid displaying ASCII control characters.
5958 2005-07-19 Ben Elliston <bje@au.ibm.com>
5960 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5961 * cfganal.c (find_edge_index): Ditto.
5962 * combine.c (combine_instructions): Ditto.
5963 * ddg.c (create_scc): Ditto.
5964 (find_successors): Ditto.
5965 (find_predecessors): Ditto.
5966 (find_nodes_on_paths): Ditto.
5967 (longest_simple_path): Ditto.
5968 * flow.c (update_life_info): Ditto.
5969 (count_or_remove_death_notes): Ditto.
5970 (clear_log_links): Ditto.
5971 * modulo-sched.c (generate_reg_moves): Ditto.
5972 (find_max_asap): Ditto.
5973 (find_max_hv_min_mob): Ditto.
5974 (find_max_dv_min_mob): Ditto.
5975 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5976 * sched-rgn.c (extract_edgelst): Ditto.
5977 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5978 (dump_update_ssa): Ditto.
5979 (ssa_names_to_replace) Ditto.
5980 (switch_virtuals_to_full_rewrite): Ditto.
5981 (update_ssa): Ditto.
5982 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5984 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5986 Fix PR tree-optimization/22483
5988 * tree-complex.c (create_components): Use
5989 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5990 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5991 * tree-flow.h (safe_referenced_var_iterator): New structure.
5992 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5993 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5994 safe_referenced_var iterator.
5995 (add_type_alias): Ditto.
5997 2005-07-19 Steven Bosscher <stevenb@suse.de>
5999 * loop-init.c (rest_of_handle_loop2): Remove.
6000 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6001 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6002 (pass_rtl_loop_init, pass_rtl_loop_done,
6003 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6004 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6005 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6006 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6007 pass_tree_loop_done, and pass_tree_unswitch.
6008 (gate_loop): Rename to gate_tree_loop.
6009 * passes.c (init_optimization_passes): Update for renamed tree
6010 loop passes. Add the new loop2 passes as subpasses of loop2.
6011 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6012 Update for the renamed tree loop passes.
6014 2005-07-18 Ian Lance Taylor <ian@airs.com>
6017 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6018 blocks when optimizing.
6020 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6022 * common.opt (frename-registers): Initialize to 2.
6024 (fgcse-after-reload): Ditto.
6025 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6026 (process_options): Only change flag_web, flag_rename_registers,
6027 and flag_rerun_cse_after_loop if not explicitly set by user.
6029 2005-07-18 Jan Beulich <jbeulich@novell.com>
6031 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6032 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6033 in 64-bit mode the same as DImode in 32-bit mode.
6034 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6035 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6036 mode. Add new mode parameter.
6037 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6038 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6039 x86_64_shift_adj): New expanders.
6040 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6041 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6043 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6044 DImode shift splitters.
6045 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6046 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6049 2005-07-18 Jan Beulich <jbeulich@novell.com>
6051 * i386.md (movdi_extzv_1): New.
6052 (zero_extendhidi2): Combine alternatives and never force use of
6054 (zero_extendqidi2): Likewise. Don't restrict input selection.
6056 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6058 Fix PR tree-optimization/22531
6059 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6062 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6064 * tree-promote-statics.c (pass_promote_statics): Change dump file
6067 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6069 * tree-optimize.c (init_tree_optimization_passes): Add
6070 pass_eliminate_useless_stores pass.
6071 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6072 * tree-ssa-pre.c (is_copy_stmt): New function.
6073 (follow_copies_till_vuse): Ditto.
6074 (do_eustores): Ditto.
6075 (gate_eustores): Ditto.
6077 2005-07-16 Richard Henderson <rth@redhat.com>
6079 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6081 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6082 Kenneth Zadeck <zadeck@naturalbridge.com>
6084 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6085 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6086 ipa-type-escape.h, tree-promote-statics.c
6087 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6088 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6089 tree-promote-statics.c: new files.
6090 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6091 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6092 int nonlocal_set_p, mark_constant_function): Deleted.
6093 (rest_of_handle_cfg): Removed call to mark_constant_function.
6094 (nonoverlapping_component_refs_p): Added calls to support
6095 type based aliasing.
6096 * tree-ssa-alias.c (may_alias_p,
6097 compute_flow_insensitive_aliasing): Ditto.
6098 * calls.c (flags_from_decl_or_type): Removed reference to
6100 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6101 too many arguments. This is necessary for Spec 2000.
6102 * cgraph.h (const_function, pure_function): Removed.
6103 * common.opt: Added "fipa-pure-const", "fipa-reference",
6104 "fipa-type-escape", and "ftree-promote-static".
6106 * passes.c: Added ipa and tree-promote-statics passes.
6107 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6108 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6109 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6110 * tree-flow.h: Added exposed sra calls and addition of
6111 reference_vars_info field for FUNCTION_DECLS.
6112 * tree-pass.h: Added passes.
6113 * tree-sra.c: (sra_init_cache): New function.
6114 (sra_insert_before, sra_insert_after) Made public.
6115 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6117 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6118 aliasing. (may_alias_p): Added code to use type escape analysis to
6120 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6121 code to prune clobbers of static variables based on information
6122 produced in ipa-reference pass. Changed call clobbering so that
6123 statics are not marked as clobbered if the call does not clobber
6126 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6128 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6131 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6133 * doc/install.texi (*-*-solaris2*): Document recommended version
6134 of GNU binutils and mention GNU linker problem on Solaris 10.
6136 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6139 * c-decl.c (c_build_bitfield_integer_type): New function.
6140 (finish_struct): Call it.
6141 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6143 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6145 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6148 2005-07-16 Jan Hubicka <jh@suse.cz>
6150 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6151 (scale_bbs_frequencies_int): Watch roundoff errors.
6152 * predict.c (return_prediction): Initialize return_stmt.
6154 2005-07-16 Jan Hubicka <jh@suse.cz>
6156 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6157 after RTL profiling.
6159 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6162 * fold-const.c (build_range_check): Convert high/low to etype
6163 if we are only comparing against exp.
6165 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6167 Fix PR tree-optimization/22376
6168 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6170 (need_to_solve): New function.
6171 (compute_points_to_sets): Use it.
6173 2005-07-15 Jan Hubicka <jh@suse.cz>
6175 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6176 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6178 2005-07-15 Richard Guenther <rguenther@suse.de>
6180 * c-common.c (handle_flatten_attribute): New function.
6181 Add flatten function attribute.
6182 * doc/extend.texi: Document flatten function attribute.
6183 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6184 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6186 (cgraph_decide_inlining): Handle functions with flatten
6189 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6191 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6192 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6193 UNSPEC_XCHG, UNSPEC_AND): New.
6194 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6195 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6196 * config/rs6000/sync.md (FETCHOP): New code macro.
6197 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6199 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6200 (sync_compare_and_swap<mode>): Same.
6201 (sync_lock_test_and_set<mode>): Same.
6202 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6203 for QImode and HImode, and not PPC405.
6204 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6205 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6206 (sync_<fetchop>{si,di}_internal): New.
6207 (sync_nand{si,di}_internal): New.
6208 (sync_old_<fetchop>{si,di}_internal): New.
6209 (sync_old_nand{si,di}_internal): New
6210 (sync_new_<fetchop>{si,di}_internal): New.
6211 (sync_new_nand{si,di}_internal): New.
6212 (atomic_and{si,di}): New.
6213 (sync_new_nand{si,di}_internal): New.
6214 (atomic_and{si,di}): New.
6215 (sync_add<mode>_internal): Delete.
6216 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6217 (sync_sub<mode>_internal): Delte.
6218 (sync_subshort_internal): New.
6219 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6220 (sync_anddi_internal): Delete.
6221 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6222 (sync_booldi_internal): Delete.
6223 (sync_boolc<mode>_internal): Delete.
6224 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6225 (sync_boolc<mode>_internal2): Delete.
6226 (sync_boolcc<mode>_internal): Delete.
6227 (isync, lwsync): Use unspec instead of unspec_volatile.
6228 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6229 Revert UNSPEC_VOLATILE.
6230 (rs6000_split_atomic_op): New.
6231 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6233 2005-07-14 Eric Christopher <echristo@redhat.com>
6235 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6236 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6238 2005-07-14 Eric Christopher <echristo@redhat.com>
6240 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6242 2005-07-14 Steven Bosscher <stevenb@suse.de>
6244 PR tree-optimization/22230
6245 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6246 the computation of the four cross productions for "range op range".
6248 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6249 Ulrich Weigand <uweigand@de.ibm.com>
6252 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6255 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6257 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6259 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6261 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6263 2005-07-14 Richard Guenther <rguenther@suse.de>
6266 * config/i386/i386-protos.h (ix86_function_value): Change
6267 prototype to match new target hook.
6268 * config/i386/i386.c (ix86_value_regno): Change prototype
6269 to take extra type argument.
6270 (TARGET_FUNCTION_VALUE): Define.
6271 (ix86_function_ok_for_sibcall): Pass extra argument to
6272 ix86_value_regno, check return slot rtx for exact match.
6273 (ix86_function_value): Take extra parameter. Dispatch to
6274 ix86_value_regno with fndecl/fntype as provided.
6275 (ix86_value_regno): Handle extra type argument.
6276 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6278 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6279 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6280 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6281 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6282 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6284 2005-07-14 Richard Guenther <rguenther@suse.de>
6286 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6287 * calls.c (expand_call): Pass fntype to hard_function_value.
6288 (emit_library_call_value_1): Likewise.
6289 * explow.c: Include target.h.
6290 (hard_function_value): Take extra argument, the fntype.
6291 Use new target hook for function_value.
6292 * expr.h (hard_function_value): Change prototype.
6293 * function.c (aggregate_value_p): Pass 0 as fntype to
6294 hard_function_value.
6295 (assign_parms): Use new target hook for function_value.
6296 Pass 0 as fntype to hard_function_value.
6297 (expand_function_end): Likewise.
6298 * reg-stack.c: Include target.h.
6299 (stack_result): Use new target hook for function_value.
6300 * target-def.h: New target hook function_value.
6301 * target.h: Likewise.
6302 * targhooks.c (default_function_value): New function.
6303 * targhooks.h (default_function_value): Declare.
6305 2005-07-13 Ian Lance Taylor <ian@airs.com>
6307 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6309 2005-07-14 Jan Hubicka <jh@suse.cz>
6311 * tree-dfa.c (dump_variable): Use default_def function.
6312 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6313 * tree-ssa.c (verify_use): Likewise.
6314 * tree-ssanames.c (release_ssa_name): Likewise.
6315 * tree-tailcall.c (eliminate_tail_call): Likewise.
6316 (tree_optimize_tail_calls_1): Likewise.
6317 * tree-vrp.c (get_value_range): Likewise.
6319 2005-07-14 Ben Elliston <bje@au.ibm.com>
6321 * gcc.c (main): Compare language[0] with '*' when iterating over
6324 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6326 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6327 "s390_emit_compare". Add handling of CCZ1mode.
6328 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6329 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6331 (s390_branch_condition_mask): Add CCZ1mode handling.
6332 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6333 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6334 Use CCZ1mode instead of CCZmode.
6335 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6337 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6339 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6341 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6343 2005-07-13 Eric Christopher <echristo@redhat.com>
6345 * config/mips/mips.c (mips_canonicalize_comparison): New.
6346 (mips_emit_int_relational): Use.
6348 2005-07-13 Eric Christopher <echristo@redhat.com>
6350 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6352 * config/s390/s390.md: Include tpf.md. Move tpf specific
6354 * config/s390/tpf.md: To here.
6355 * config/s390/s390.opt: Move tpf specific options...
6356 * config/s390/tpf.opt: to here. Add mmain option.
6357 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6358 * config/s390/tpf.h: Rewrite.
6360 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6362 * doc/tm.texi: Remove @xref{Cross-profiling}.
6364 2005-07-13 Jeff Law <law@redhat.com>
6366 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6367 expressions, test their _DECL operands for pointer equality rather
6368 than using operand_equal_p.
6370 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6372 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6373 (TARGET_POSIX_IO): This.
6374 * config/darwin.h: Likewise.
6375 * config/freebsd.h: Likewise.
6376 * config/linux.h: Likewise.
6377 * config/lynx.h: Likewise.
6378 * config/netbsd.h: Likewise.
6379 * config/rs6000/linux64.h: Likewise.
6380 * config/rs6000/linux.h: Likewise.
6381 * config/s390/tpf.h: Likewise.
6382 * config/sh/embed-elf.h: Likewise.
6383 * config/sparc/linux64.h: Likewise.
6384 * config/sparc/linux.h: Likewise.
6385 * config/svr4.h: Likewise.
6386 * gcov-io.h: Likewise.
6388 * doc/tm.texi: Updated.
6390 * libgcov.c (create_file_directory): Defined only if
6391 TARGET_POSIX_IO is defined.
6392 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6395 2005-07-13 Jan Hubicka <jh@suse.cz>
6397 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6399 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6401 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6402 structure as argument.
6404 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6406 PR tree-optimization/21921
6407 * tree-iterator.c (tsi_link_before): Support the case when
6408 tsi_end_p (tsi) == true.
6410 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6412 PR tree-optimization/22442
6413 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6416 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6418 PR rtl-optimization/20376
6419 * toplev.c (process_options): Enable -fweb and -frename-registers when
6421 * doc/invoke.texi: Update the information about when -fweb and
6422 -frename-registers are enabled.
6424 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6427 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6428 if *rhs_p is not a SSA_NAME.
6430 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6432 Fix PR tree-optimization/22422
6433 * tree-ssa-structalias.c (struct variable_info): Add flag for
6435 (get_varinfo): Now a static function.
6436 (new_varinfo): init has_union and is_special_var to false.
6437 (solution_set_add): Check has_union.
6438 (do_da_constraint): Move temporary variable so it gets reset
6440 Also check for special variable.
6441 (do_ds_constraint): Ditto.
6442 (do_sd_constraint): Ditto.
6443 (do_structure_copy): Check for special variable.
6444 (find_func_aliases): Ditto.
6445 (init_base_vars): Set special vars properly.
6447 2005-07-13 Jan Hubicka <jh@suse.cz>
6449 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6452 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6453 (get_expr_operands): Fix thinko wrt flags and subvars.
6455 PR tree-optimize/22379
6456 * tree-inline.c (expand_call_inline): Do not output sorry in early
6459 2005-07-12 Dale Johannesen <dalej@apple.com>
6461 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6463 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6466 * host-linux.h: Include limits.h.
6468 2005-07-12 Dale Johannesen <dalej@apple.com>
6470 * expr.c (compress_float_constant): Add cost check.
6471 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6473 2005-07-12 Dale Johannesen <dalej@apple.com>
6475 * gcc.target/i386/compress-float-sse.c: New.
6476 * gcc.target/i386/compress-float-sse-pic.c: New.
6477 * gcc.target/i386/compress-float-387.c: New.
6478 * gcc.target/i386/compress-float-387-pic.c: New.
6479 * gcc.dg/compress-float-ppc.c: New.
6480 * gcc.dg/compress-float-ppc-pic.c: New.
6482 2005-07-12 Eric Christopher <echristo@redhat.com>
6484 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6486 * config/s390/s390.md: Include tpf.md. Move tpf specific
6488 * config/s390/tpf.md: To here.
6489 * config/s390/s390.opt: Move tpf specific options...
6490 * config/s390/tpf.opt: to here. Add mmain option.
6491 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6492 * config/s390/tpf.h: Rewrite.
6494 2005-07-12 Eric Christopher <echristo@redhat.com>
6496 * gcc.c (struct infile): Update comment for language.
6497 (main): Rewrite input file resetting code.
6499 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6502 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6503 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6504 (lookup_avail_expr): Use constant_boolean_node instead
6505 of boolean_false_node/boolean_true_node.
6507 2005-07-12 Ben Elliston <bje@au.ibm.com>
6509 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6510 and use it when printing num_edges.
6512 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6514 * doc/extend.texi (Blackfin Built-in Functions): New section.
6515 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6518 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6520 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6521 s/cmpstrsi/cmpstrnsi
6522 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6524 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6525 (init_optabs): Initialize cmpstrn_optab.
6526 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6527 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6528 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6529 * config/i386/i386.md: s/cmpstr/cmpstrn
6530 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6531 * doc/md.texi: Update documentation.
6533 2005-07-11 Richard Henderson <rth@redhat.com>
6535 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6536 build_va_arg_indirect_ref.
6537 (alpha_gimplify_va_arg): Likewise.
6538 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6539 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6540 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6541 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6542 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6543 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6545 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6547 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6549 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6550 * passes.c (init_optimization_passes): Add pass_empty_loop.
6551 * tree-pass.h (pass_empty_loop): Declare.
6552 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6553 try_remove_empty_loop, remove_empty_loops): New functions.
6554 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6555 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6557 2005-07-12 Peter Barada <peter@the-baradas.com>
6561 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6562 in address registers.
6563 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6564 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6565 alternative of addsi3_5200.
6567 2005-07-11 Ian Lance Taylor <ian@airs.com>
6569 * config/mips/mips.md (ffs<mode>2): Remove.
6571 2005-07-11 Ian Lance Taylor <ian@airs.com>
6573 * doc/tree-ssa.texi (Cleanups): Improve description of
6575 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6577 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6579 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6580 * tree.h (DECL_ARGUMENT_FLD): New macro.
6582 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6584 Fix PR tree-optimization/22404
6586 * tree-ssa-structalias.c (create_variable_info_for): Use
6589 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6591 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6592 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6593 for second comparison operand.
6594 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6596 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6597 (define_insn_reservation "alu"): Likewise.
6598 (csync, ssync): Now of type sync.
6599 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6600 -mcsync-anomaly -mspecld-anomaly.
6601 * config/bfin/bfin.opt (mcsync): Remove.
6602 (mcsync-anomaly, mspecld-anomaly): Add.
6603 * config/bfin/bfin.c: Include "insn-codes.h".
6604 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6605 (TARGET_DEFAULT_TARGET_FLAGS): New.
6606 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6608 2005-07-11 Steven Bosscher <stevenb@suse.de>
6610 * basic-block.h: Give the BB flags enum a name, bb_flags.
6611 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6612 * cfgcleanup.c (enum bb_flags): Remove here.
6613 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6614 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6615 (update_forwarder_flag): Likewise.
6616 (thread_jump): Likewise.
6617 (try_forward_edges): Likewise.
6618 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6619 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6620 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6622 2005-07-11 Richard Guenther <rguenther@suse.de>
6624 * config/i386/i386.opt: New target option -msseregparm.
6625 * config/i386/i386.c (override_options): Error out for
6626 -msseregparm but no SSE support.
6627 (ix86_function_sseregparm): Check for global sseregparm.
6628 * doc/invoke.texi: Document -msseregparm.
6630 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6632 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6633 (m32rle-*-linux*): Ditto.
6635 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6637 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6638 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6641 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6645 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6646 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6648 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6650 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6651 (varmap): Heapify varmap.
6652 (constraints): Heapify constraints.
6653 (struct constraint_graph): Heapify succs and preds.
6654 (constraint_vec_find): Update for heapification.
6655 (constraint_set_union): Ditto.
6656 (insert_into_complex): Ditto.
6657 (constraint_edge_vec_find): Ditto.
6658 (erase_graph_self_edge): Ditto.
6659 (add_graph_edge): Ditto.
6660 (get_graph_weights): Ditto.
6661 (merge_graph_nodes): Ditto.
6662 (build_constraint_graph): Ditto.
6663 (topo_visit): Ditto.
6664 (solve_graph): Ditto.
6665 (create_variable_info_for): Ditto.
6666 (init_base_vars): Ditto.
6667 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6668 (condese_varmap_nodes): Free complex vector.
6669 (clear_edges_for_node): Clear succs and preds vector.
6671 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6673 * tree-ssa-structalias.c (update_alias_info): Change counting of
6674 references to not include vdefs.
6676 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6678 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6681 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6683 * pa.c (pa_commutative_p): Make PLUS commutative when
6684 TARGET_NO_SPACE_REGS is true.
6686 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6688 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6689 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6690 * tree-dfa.c (dump_subvars_for): New.
6691 (debug_subvars_for): New.
6692 (dump_variable): Show subvariables if VAR has them.
6693 * tree-flow-inline.h (get_subvar_at): New.
6694 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6695 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6697 (struct subvar): Change fields offset and size to unsigned
6699 (dump_subvars_for): Declare.
6700 (debug_subvars_for): Declare.
6701 (get_subvar_at): Declare.
6702 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6703 to unsigned HOST_WIDE_INT *.
6704 (overlap_subvar): Likewise.
6705 * tree-gimple.c (is_gimple_reg): Always return false for
6706 SFTs and memory tags.
6707 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6709 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6710 (compute_may_aliases): Call compute_points_to_sets.
6711 (collect_points_to_info_for): Remove.
6712 (compute_points_to_and_addr_escape): Remove.
6713 (delete_alias_info): Call delete_points_to_sets.
6714 (compute_flow_sensitive_aliasing): If the call to
6715 find_what_p_points_to returns false, call set_pt_anything.
6716 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6717 (set_pt_anything): Clear pi->pt_vars.
6718 (set_pt_malloc): Remove.
6719 (merge_pointed_to_info): Remove.
6720 (add_pointed_to_expr): Remove.
6721 (add_pointed_to_var): Remove.
6722 (collect_points_to_info_r): Remove.
6723 (is_escape_site): Make extern.
6725 (create_overlap_variables_for): Call it.
6726 * tree-ssa-copy.c (merge_alias_info): Never merge
6727 flow-sensitive alias information.
6728 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6729 offset and size to be unsigned HOST_WIDE_INT.
6730 (add_to_addressable_set): Rename from note_addressable.
6731 Set TREE_ADDRESSABLE as the variables are added to the set.
6733 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6734 operands into VUSEs when adding V_MAY_DEFs for members in an
6736 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6737 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6738 (struct variable_info): Add bitfield is_heap_var.
6739 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6740 (new_var_info): Initialize is_heap_var.
6741 (get_constraint_for): Add HEAP variables to the symbol table.
6742 Mark them with is_heap_var.
6743 (update_alias_info): New. Taken mostly from the old
6744 compute_points_to_and_addr_escape.
6745 (handle_ptr_arith): New.
6746 (find_func_aliases): Call update_alias_info.
6747 Call handle_ptr_info for tcc_binary expressions.
6748 Call mark_stmt_modified.
6749 (create_variable_info_for): If DECL has subvars, do not create
6750 variables for its subvars. Always add all the fields.
6751 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6752 SFTs, then add all the SFTs of the structure.
6753 If VI->DECL is an aggregate with subvariables, add the SFT at
6755 (find_what_p_points_to): If VI is an artificial variable,
6756 translate to bitfields in SSA_NAME_PTR_INFO.
6757 If the solution is empty, set pi->pt_vars to NULL
6758 (init_base_vars): Create ANYOFFSET.
6759 (compute_points_to_sets): Rename from create_alias_vars.
6761 (pass_build_pta): Remove.
6762 (delete_points_to_sets): Rename from delete_alias_vars.
6763 (pass_del_pta): Remove.
6764 * tree-ssa-structalias.h (struct alias_info): Move from
6766 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6767 NUM_REFERENCES_SET): Likewise.
6768 (compute_points_to_sets, delete_points_to_sets): Declare.
6770 2005-07-09 Richard Henderson <rth@redhat.com>
6772 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6773 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6774 alpha_split_lock_test_and_set_12): New functions.
6775 * config/alpha/alpha-protos.h: Update.
6776 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6777 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6778 * config/alpha/sync.md (I12MODE): New.
6779 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6780 (sync_<fetchop_name><I48MODE>): Likewise.
6781 (sync_nand<I48MODE>): Likewise.
6782 (sync_old_<fetchop_name><I48MODE>): Likewise.
6783 (sync_new_<fetchop_name><I48MODE>): Likewise.
6784 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6785 (sync_compare_and_swap<I48MODE>): Likewise.
6786 (sync_lock_test_and_set<I48MODE>): Likewise.
6787 (sync_compare_and_swap<I12MODE>): New.
6788 (sync_compare_and_swap<I12MODE>_1): New.
6789 (sync_lock_test_and_set<I12MODE>): New.
6790 (sync_lock_test_and_set<I12MODE>_1): New.
6792 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6796 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6798 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6800 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6801 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6803 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6806 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6808 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6810 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6811 memory_operand constraint.
6812 (store_conditional_<mode>): Same.
6813 (sync_compare_and_swap<mode>): Same.
6814 (sync_lock_test_and_set<mode>): Same.
6816 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6818 Rewrite PIC support to more closely model actual instructions.
6819 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6820 (cris_symbol): Remove prototypes for removed functions.
6821 (cris_pic_symbol_type_of, cris_valid_pic_const)
6822 (cris_expand_pic_call_address): Prototypes for new functions.
6823 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6825 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6827 <case ':'>: Add case for new punctuation character.
6828 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6829 emitting (extra) PIC modifier.
6830 <case UNSPEC>: Do not assert for PLT.
6831 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6832 (cris_expand_prologue, cris_expand_epilogue): Check
6833 for pic_offset_table_rtx usage instead of taking
6834 current_function_uses_pic_offset_table as the final word.
6835 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6836 Remove flag_pic difference.
6837 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6838 the moral equivalents of...
6839 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6841 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6842 (cris_handle_option): Mark ARG as unused.
6843 (cris_expand_pic_call_address): New worker function for "call",
6845 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6846 output PIC constructs here.
6847 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6848 as symbol-specific modifers, not whole or part of operands.
6849 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6850 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6851 constants and flag_pic.
6852 (CONSTANT_INDEX_P): Adjust for new functions.
6853 (enum cris_pic_symbol_type): New helper type.
6854 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6855 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6856 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6858 ("movsi"): Emit actual instructions for GOT and relative access.
6859 ("*movsi_got_load"): New pattern to set up the register holding
6861 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6862 Adjust FIXME for 'S'.
6863 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6864 Use "movs" for -fpic cases.
6865 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6866 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6867 ("call", "call_value"): Just call cris_expand_pic_call_address for
6869 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6870 Remove special pattern.
6871 ("*expanded_call_side", "*expanded_call_value_side"): New
6873 (gotplt-to-plt, gotplt-to-plt-side-call)
6874 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6876 * config/cris/cris/predicates.md
6877 ("cris_general_operand_or_gotless_symbol"): Remove unused
6879 ("cris_general_operand_or_symbol"): Adjust for new functions.
6881 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6883 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6885 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6887 * Makefile.in (TREE_H): Add treestruct.def.
6888 (c-decl.o): Add pointer-set.h
6889 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6890 visibility on regular DECL's.
6891 (merge_decls): Fix the copying of decl nodes of various types for
6892 the new structures. Don't update RTL, section name, weak status,
6893 etc, on DECL's without RTL.
6894 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6895 Don't check volatile on non-variable types.
6896 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6897 to check whether we have seen arguments.
6898 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6899 flag is checked before field (flag is common, field is not).
6900 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6901 TS_DECL_COMMON could have an origin.
6902 (add_location_or_const_value_attribute): Don't check section name
6903 on non-var/function decls.
6904 (dwarf2out_var_location): Reverse order of tests.
6905 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6906 with DECL_WRTL_CHECK.
6907 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6908 * fold-const.c (fold_binary): Don't check weakness on
6909 non-var/function decls.
6910 (tree_expr_nonzero_p): Ditto.
6911 (fold_checksum_tree): Use tree_decl_extra as sizeof
6913 * ggc-page.c (extra_order_size_table): Add sizes for
6914 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6916 * gimplify.c (gimplify_bind_expr): Only set
6917 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6918 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6920 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6921 * langhooks.h (init_ts). New langhook.
6922 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6923 * print-tree.c (print_node): Update to only print fields that
6924 exist in the structures the passed decl has.
6925 * toplev.c (wrapup_global_declarations): Don't reset
6926 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6927 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6928 * tree-inline.c (remap_decl): Ditto.
6929 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6930 * tree-pretty-print.c (print_declaration): Don't print
6931 DECL_REGISTER on things that don't contain it.
6932 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6933 non-var/function decls.
6934 * tree.c (tree_contains_struct): New structure.
6935 (init_priority_for_decl): New hashtable.
6936 (tree_int_map): New structure.
6937 (tree_int_map_eq): New function.
6938 (tree_int_map_marked_p): Ditto.
6939 (tree_int_map_hash): Ditto.
6940 (tree_map): Move to tree.h.
6941 (tree_map_eq): Externalize.
6942 (tree_map_hash): Ditto.
6943 (tree_map_marked_p): Ditto.
6944 (init_ttree): Set up tree_contains_struct and call langhook.
6945 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6946 (tree_code_size): Update for new structures.
6947 (tree_node_structure): Update for new structures.
6948 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6950 (copy_node_stat): Copy init priority.
6951 (build_decl_stat): Ditto for visibility.
6952 (ts_enum_names): New.
6953 (tree_contains_struct_check_failed): New function.
6954 (decl_init_priority_lookup): Ditto.
6955 (decl_init_priority_insert): Ditto.
6956 * treestruct.def: New file.
6957 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6958 (CONTAINS_STRUCT_CHECK): Ditto.
6959 (tree_contains_struct_check_failed): New prototype.
6960 (DECL_CHECK): Removed.
6961 (DECL_MINIMAL_CHECK): New.
6962 (DECL_COMMON_CHECK): Ditto.
6963 (DECL_WRTL_CHECK): Ditto.
6964 (DECL_NON_COMMON_CHECK): Ditto.
6965 (DECL_WITH_VIS_CHECK): Ditto.
6966 (VAR_OR_FUNCTION_DECL_P): Ditto
6967 (struct tree_decl_minimal): New structure.
6968 (struct tree_decl_common): Ditto.
6969 (struct tree_decl_with_rtl): Ditto.
6970 (struct tree_decl_with_vis): Ditto.
6971 (struct tree_decl_non_common): Ditto.
6972 (struct tree_field_decl): Ditto.
6973 (struct tree_parm_decl): Ditto.
6974 (struct tree_var_decl): Ditto.
6975 (struct tree_function_decl): Ditto.
6976 (struct tree_const_decl): Ditto.
6977 (struct tree_result_decl): Ditto.
6978 (union tree_node): Add new structures.
6979 * var-tracking.c (track_expr_p): Reverse order of tests.
6981 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6983 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6985 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6986 * system.h: Poison FINALIZE_PIC.
6987 * doc/tm.texi (FINALIZE_PIC): Remove.
6989 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6992 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6993 to the correct type if we have a MODIFY_EXPR.
6995 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6997 PR tree-optimization/22360
6998 * tree.c (upper_bound_in_type): Fix calculations for casting
6999 to a non-wider signed type and casting a signed value to a
7000 wider unsigned type.
7001 (lower_bound_in_type): Fix calculations for casting to a
7002 non-wider signed type.
7004 PR tree-optimization/20139
7005 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7007 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7008 fold_cond_expr_cond.
7009 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7010 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7012 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7015 * tree-complex.c (expand_complex_libcall): Produce
7016 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7018 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7020 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7021 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7022 b" assert and inserted fastpath code for this case.
7023 (bitmap_ior): Removed "a != b" assert.
7025 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7027 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7028 (ENDFILE_SPEC): Likewise.
7029 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7031 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7032 a large stack frame at epilogue.
7034 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7036 * final.c: Include sdbout.h when required.
7038 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7040 * config.gcc (*-*-darwin*): Only one target-specific header file
7042 (powerpc-*-darwin*): Add version-specific header files.
7043 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7044 * config.in: Regenerate.
7045 * configure: Regenerate.
7046 * gcc.c: Include xregex.h.
7047 (version_compare_spec_function): New.
7048 (spec_function): Add version-compare.
7049 (replace_outfile_spec_function): Reformat comment.
7050 (compare_version_strings): New.
7051 * config/darwin-c.c (version_as_macro): New.
7052 (builtin_define): New.
7053 (darwin_cpp_builtins): New.
7054 * config/darwin-protos.h (darwin_cpp_builtins): New.
7055 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7056 (LIB_SPEC): Make unconditional, update comment.
7057 (TARGET_C99_FUNCTIONS): Define.
7058 * config/darwin.opt: Sort.
7059 (mmacosx-version-min=): New.
7060 * config/darwin7.h: Delete.
7061 * config/darwin8.h: Delete.
7062 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7063 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7064 (TARGET_C99_FUNCTIONS): Define.
7065 * config/rs6000/darwin7.h: New.
7066 * config/rs6000/darwin8.h: New.
7067 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7068 (-mmacosx-version-min): Document.
7070 2005-07-07 Ian Lance Taylor <ian@airs.com>
7072 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7074 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7077 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7079 2005-07-07 Khem Raj <kraj@mvista.com>
7081 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7082 in bytes, not words.
7084 2005-07-07 Paul Brook <paul@codesourcery.com>
7086 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7087 DEFAULT_FUNCTION_ARG_PADDING to upward.
7089 2005-07-07 Richard Henderson <rth@redhat.com>
7091 * function.c (locate_and_pad_parm): Record parameter alignment in
7092 stack_alignment_needed.
7094 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7096 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7097 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7098 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7099 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7100 (define_attr "type"): Add isync, sync, load_l, store_c.
7101 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7102 Create scratch volatile MEM.
7103 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7105 (load_locked_<mode>): New.
7106 (store_conditional_<mode>): New.
7107 (sync_compare_and_swap<mode>): Replace with splitter.
7108 (sync_lock_test_and_set<mode>): Replace with splitter.
7109 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7111 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7112 is ics. Attribute isync.
7113 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7115 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7116 and UNSPECV_SYNC_OP.
7117 (emit_unlikely_jump): New.
7118 (emit_load_locked): New.
7119 (emit_store_conditional): New.
7120 (rs6000_split_compare_and_swap): New.
7121 (rs6000_split_lock_test_and_set): New.
7122 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7123 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7124 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7125 rs6000_split_lock_test_and_set): Declare.
7126 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7127 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7128 store_c, isync, sync.
7130 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7132 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7133 filenames to gtyp-gen.h.
7134 (s-typ-gen): Use it in place of for loops.
7136 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7138 * hooks.c (hook_bool_rtx_int_false): New function.
7139 * hooks.h (hook_bool_rtx_int_false): Declare.
7140 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7141 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7142 * target.h (struct gcc_target): Add commutative_p member.
7143 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7144 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7145 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7146 (pa_commutative_p): New function.
7147 * jump.c (target.h): Include.
7148 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7149 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7151 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7153 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7154 (s390_expand_setmem): New.
7155 * config/s390/s390.c: Likewise.
7156 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7158 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7159 general_operand. Call new function "s390_expand_setmem".
7160 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7161 ("setmem_long", "*setmem_long"): ... this.
7163 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7165 * config/s390/s390.c: (optimization_options): Enable
7166 TARGET_MVCLE at -Os.
7167 * doc/invoke.texi: Document changes in default behaviour.
7168 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7170 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7172 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7173 defined by back-end.
7175 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7177 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7178 all sets in the pattern.
7179 * config/rs6000/rs6000.md (stack_protect_testsi,
7180 stack_protect_testdi): Likewise.
7182 2005-07-06 Jeff Law <law@redhat.com>
7184 * tree-vrp.c (simplify_using_ranges): Kill.
7185 (vrp_finalize): Remove call to simplify_using_ranges.
7186 (simplify_stmt_using_ranges): New function extracted from
7187 simplify_using_ranges.
7188 (simplify_div_or_mod_using_ranges): Likewise.
7189 (simplify_abs_using_ranges): Likewise.
7190 (simplify_cond_using_ranges): New function.
7191 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7192 * tree-ssa-propagate.c (substitute_and_fold): Call
7193 simplify_stmt_using_ranges if we have range information.
7195 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7197 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7198 ia64_flag_schedule_isns2.
7200 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7201 reading/writing general registers.
7202 (ia64_function_arg): Revert 2005-06-18 change.
7204 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7206 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7207 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7209 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7211 * function.c (expand_function_end): Revert part of 2005-06-27
7212 patch. Do sjlj_emit_function_exit_after after return_label.
7214 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7216 * doc/install.texi (--disable-libssp): New.
7218 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7220 * doc/invoke.texi: Update -fforce-mem documentation.
7221 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7222 code for -fforce-mem.
7223 * expmed.c: (store_bit_field,store_fixed_bit_field,
7224 extract_bit_field): Ditto.
7225 * expr.c: (convert_move): Ditto.
7226 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7227 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7228 emit_conditional_add,expand_float,expand_fix): Ditto.
7229 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7230 (common_handle_option): Issue warning when -fforce-mem specified.
7232 2005-07-06 Paul Brook <paul@codesourcery.com>
7234 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7236 * configure: Regenerate.
7238 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7240 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7242 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7244 Fix PR tree-optimization/22319
7245 Fix PR tree-optimization/22140
7246 Fix PR tree-optimization/22310
7248 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7249 variable sized types.
7250 Use correct type for intermediate structure on *a = *b structure
7253 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7255 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7257 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7258 (machine_function): Move typedef to...
7259 * config/rs6000/rs6000.c (machine_function): ... here. Add
7260 varargs_save_offset field.
7261 (rs6000_stack_t): Remove varargs_size field.
7262 (setup_incoming_varargs): Allocate varargs save area using
7263 assign_stack_local, try to make it as small as possible.
7264 Save offset from virtual_stack_vars_rtx to the save area
7265 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7266 instead of magic 8 when fp word byte size is used.
7267 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7268 instead of -RS6000_VARARGS_SIZE.
7269 (rs6000_stack_info, debug_stack_info,
7270 rs6000_initial_elimination_offset): Remove all traces of
7272 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7273 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7274 RS6000_VARARGS_AREA.
7276 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7278 PR tree-optimization/21963
7279 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7280 constant_multiple_of in the same way get_computation_cost_at does.
7282 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7284 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7285 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7286 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7287 and return its previous value.
7288 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7289 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7291 (stack_protect_set, stack_protect_test): New expanders.
7292 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7293 stack_protect_testdi): New insns.
7294 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7295 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7297 2005-07-06 Jeff Law <law@redhat.com>
7299 * tree-ssa-dce.c (cfg_altered): New global.
7300 (tree_dce_init): Initialize cfg_altered.
7301 (remove_dead_stmt): If we remove an edge in the CFG, then set
7303 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7306 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7308 * Makefile.in (stamp-collect-ld): Use
7309 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7310 ./collect-ld if it already exists.
7311 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7312 Don't remove ./nm if it already exists.
7314 2005-07-05 Devang Patel <dpatel@apple.com>
7316 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7317 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7318 * tree-vectorizer.c (vect_loop_location): New.
7319 (vect_print_dump_info): Use vect_loop_location.
7320 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7321 (vectorize_loops): Set vect_loop_location.
7322 * tree-vect-analyze.c (vect_analyze_offset_expr,
7323 vect_determin_vectorization_factor, vect_analyze_operations,
7324 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7325 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7326 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7327 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7328 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7329 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7330 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7331 vect_analyze_loop): Adjust vect_print_dump_info API.
7332 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7333 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7334 vect_finish_stmt_generation, vectorizable_assignment,
7335 vectorizable_operation, vectorizable_store, vectorizable_load,
7336 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7337 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7338 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7339 vect_transform_loop): Same.
7340 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7341 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7344 2005-07-05 Randolph Chung <tausq@debian.org>
7346 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7347 * configure: Regenerate.
7348 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7349 (pa_tls_referenced_p): Declare.
7350 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7351 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7352 (legitimize_tls_address): New.
7353 (hppa_legitimize_address): Handle TLS addresses.
7354 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7355 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7356 (emit_move_sequence): Handle TLS addresses.
7357 (pa_encode_section_info): Call default handler to handle common
7359 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7360 (CONSTANT_ADDRESS_P): Reject TLS operands.
7361 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7362 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7363 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7364 (UNSPEC_TLSLE): Define new constants.
7365 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7366 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7367 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7368 (tie_symbolic_operand, tle_symbolic_operand): New
7370 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7372 * aclocal.m4: Update macros for autoconf 2.59 style.
7373 * configure.ac: Likewise.
7375 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7377 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7378 (function_arg): Pass small aggregates in general registers on 32-bit
7380 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7382 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7384 * Makefile.in (final.o): Fix dependencies.
7386 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7390 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7391 * langhooks.c (lhd_expr_to_decl): New.
7392 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7394 (LANG_HOOKS_INITIALIZER): Update.
7395 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7396 expr_to_decl langhook.
7397 * c-tree.h (c_expr_to_decl): Declare.
7398 * c-typeck.c (c_expr_to_decl): New.
7399 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7401 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7403 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7406 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7407 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7409 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7411 * Makefile.in: Adjust dependencies.
7412 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7413 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7414 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7415 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7416 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7417 rest_of_compilation.
7419 * bb-reorder.c (gate_duplicate_computed_gotos,
7420 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7421 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7422 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7423 pass_partition_blocks): New.
7424 * bt-load.c (gate_handle_branch_target_load_optimize,
7425 rest_of_handle_branch_target_load_optimize,
7426 pass_branch_target_load_optimize): New.
7427 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7429 * cfglayout.c (pass_insn_locators_initialize): New.
7430 * cfgrtl.c (pass_free_cfg): New.
7431 * combine.c (gate_handle_combine, rest_of_handle_combine,
7433 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7434 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7435 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7436 * except.c (pass_set_nothrow_function_flags,
7437 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7439 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7440 rest_of_handle_shorten_branches, pass_shorten_branches,
7441 rest_of_clean_state, pass_clean_state): New.
7442 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7443 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7444 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7446 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7447 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7448 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7449 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7451 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7452 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7453 pass_rtl_ifcvt, gate_handle_if_after_combine,
7454 rest_of_handle_if_after_combine, pass_if_after_combine,
7455 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7456 pass_if_after_reload): New.
7457 * integrate.c (pass_initial_value_sets): New.
7458 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7459 pass_purge_lineno_notes): New.
7460 * mode-switching.c (rest_of_handle_mode_switching,
7461 pass_mode_switching): New.
7462 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7463 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7465 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7466 pass_loop_optimize): New.
7467 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7469 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7471 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7472 pass_postreload_cse): New.
7473 * profile.c (gate_handle_profiling, pass_profiling,
7474 rest_of_handle_branch_prob, pass_branch_prob): New.
7475 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7476 pass_split_before_regstack, gate_handle_split_before_regstack,
7477 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7478 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7479 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7480 pass_stack_regs): New.
7481 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7482 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7483 pass_stack_adjustments): New.
7484 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7485 pass_regrename): New.
7486 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7487 pass_delay_slots, gate_handle_machine_reorg,
7488 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7489 * rtl.h (extern void purge_line_number_notes): New.
7490 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7491 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7493 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7495 * value-prof.c (gate_handle_value_profile_transformations,
7496 rest_of_handle_value_profile_transformations,
7497 pass_value_profile_transformations): New.
7498 * var-tracking.c (gate_handle_var_tracking,
7499 pass_variable_tracking): New.
7500 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7502 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7503 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7504 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7505 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7506 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7507 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7508 rest_of_handle_gcse2, rest_of_handle_regmove,
7509 rest_of_handle_tracer, rest_of_handle_if_conversion,
7510 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7511 rest_of_handle_web, rest_of_handle_branch_prob,
7512 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7513 rest_of_handle_jump_bypass, rest_of_handle_combine,
7514 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7515 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7516 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7517 rest_of_handle_mode_switching, rest_of_handle_jump,
7518 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7519 rest_of_handle_flow2, rest_of_handle_jump2,
7520 rest_of_handle_peephole2, rest_of_handle_postreload,
7521 rest_of_handle_shorten_branches, rest_of_clean_state,
7522 rest_of_compilation): Remove.
7524 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7525 * passes.c (dump_flags, in_gimple_form, all_passes,
7526 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7527 register_dump_files, next_pass_1, last_verified, execute_todo,
7528 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7529 from tree-optimize.c.
7530 (init_optimization_passes): Moved from tree-optimize.c,
7531 adding the RTL optimizations.
7532 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7533 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7534 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7535 register_dump_files, next_pass_1, last_verified, execute_todo,
7536 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7537 init_tree_optimization_passes, ipa_passes): Delete.
7538 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7540 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7541 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7543 (ipa_passes): Remove.
7544 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7545 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7546 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7547 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7548 (dump_info_p, dump_flag): Moved to tree-dump.h.
7550 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7552 * passes.c (finish_optimization_passes): Use dump_begin
7553 and dump_end, TDI_end.
7554 (gate_rest_of_compilation): New.
7555 (pass_rest_of_compilation): Use it.
7556 (gate_postreload, pass_postreload): New.
7557 * toplev.c (general_init): Rename init_tree_optimization_passes.
7558 * toplev.h (init_tree_optimization_passes): Rename to
7559 init_optimizations_passes.
7560 * tree-dump.c (dump_flag): Make static.
7561 (dump_files): Remove RTL dumps.
7562 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7563 pass_cleanup_cfg, pass_free_cfg_annotations,
7564 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7565 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7566 * tree-pretty-print.c: Include tree-pass.h.
7567 * cgraph.c: Include tree-dump.h.
7569 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7571 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7572 Only fall back to saying it points to readonly memory if
7575 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7577 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7578 * config/m32r/m32r.c (m32r_compute_frame_size,
7579 m32r_expand_prologue): Take current_function_profile into
7580 account whenever we reference
7581 current_function_uses_pic_offset_table.
7582 (m32r_finalize_pic): Remove.
7583 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7585 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7587 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7588 instead of $<. Don't remove ./as if it already exists.
7590 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7593 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7594 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7595 for complex modes when generating code for PA 1.0.
7596 (VALID_FP_MODE_P): New macro.
7597 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7598 sets for all general and floating point modes. Align wide floating
7599 point modes to even register boundaries to comply with architectural
7601 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7602 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7603 (VALID_FP_MODE_P): New macro.
7604 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7605 sets for all general and floating point modes. Align wide floating
7606 point modes to even register boundaries to comply with architectural
7609 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7611 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7614 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7616 * tree-ssa-structalias.c: Don't include expr.h.
7618 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7620 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7623 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7625 Fix PR tree-optimization/22279
7627 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7630 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7632 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7634 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7636 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7637 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7638 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7639 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7640 config/stormy16/stormy16.c, config/v850/v850.c,
7641 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7642 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7643 Avoid "." or "\n" at end of diagnostics and capital letters at
7644 start of diagnostics.
7645 * combine.c, cse.c: Don't translate dump file output.
7646 * toplev.c (print_version): Only translate output if going to
7649 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7651 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7652 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7655 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7657 * pa.c (fix_range): Fix typo in comment.
7659 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7661 * tree-vrp.c (extract_range_from_assert): Replace
7662 fold (build (...)) with fold_build2.
7664 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7666 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7667 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7668 (format_types_orig, handle_format_attribute): Add support for
7671 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7673 * varasm.c (assemble_variable): Fix format specifier thinko.
7675 2005-07-03 Ira Rosen <irar@il.ibm.com>
7677 PR tree-optimization/22029 (and 22135)
7678 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7679 a phi node before calling dump_vops.
7681 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7683 * tree-dump.h (dump_string_field): Declare.
7684 * tree-dump.c: Use it instead of dump_string.
7685 (dump_string_field): Make non-static.
7687 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7689 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7690 up the minimal CFG stuff always when optimize > 0. Call
7691 split_all_insns_noflow in PIC case if needed.
7693 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7694 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7697 * c-decl.c (c_write_global_declarations): Dump contents of
7699 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7700 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7701 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7702 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7705 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7707 * c-common.h (GCC_DIAG_STYLE): Define.
7708 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7709 version for format checking to 4.1.
7710 * c-format.c: Include toplev.h after c-common.h.
7711 (enum format_type): Add gcc_tdiag_format_type.
7712 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7713 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7714 (format_types_orig): Add gcc_tdiag.
7715 (init_dynamic_diag_info): Support gcc_tdiag formats.
7716 (handle_format_attribute): Likewise.
7717 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7718 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7719 version for format checking to 4.1.
7720 (warning0, warning, error, pedwarn, sorry): Use
7722 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7723 (finish_aliases_1): Do not use %qE.
7724 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7725 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7726 Correct format bugs.
7727 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7728 parameter to unsigned HOST_WIDE_INT.
7729 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7731 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7734 * expr.c (write_complex_part): Use adjust_address for MEM.
7735 (read_complex_part): Same.
7737 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7739 Fix PR tree-optimization/22280
7741 * tree-sra.c (generate_element_init): Remove useless loop.
7743 2005-07-02 Richard Henderson <rth@redhat.com>
7745 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7747 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7749 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7752 * fold-const.c (fold_binary): Handle the return value of
7753 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7754 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7756 2005-07-02 Jeff Law <law@redhat.com>
7758 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7759 a eliminate type conversion which feeds an equality comparison
7760 if the original type or either operand in the comparison is a
7763 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7765 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7766 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7768 * config/avr/avr.c: Do not use '`' as left quote.
7769 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7770 Remove "." from end of diagnostics. Make diagnostics start with
7773 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7774 Joseph S. Myers <joseph@codesourcery.com>
7776 * toplev.c (default_tree_printer): Handle setting location with
7778 * c-objc.common.c (c_tree_printer): Likewise.
7779 * c-format.c (gcc_diag_flag_specs): Add '+'.
7780 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7781 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7783 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7784 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7785 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7786 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7787 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7788 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7789 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7790 format arguments where %J is used without %D.
7792 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7794 * gcc.c (LINK_SSP_SPEC): Define.
7795 (link_ssp_spec): New variable.
7796 (LINK_COMMAND_SPEC): Add %(link_ssp).
7797 (static_specs): Add link_ssp_spec.
7798 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7799 * configure: Rebuilt.
7800 * config.in: Rebuilt.
7802 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7803 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7804 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7805 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7806 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7807 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7808 -0x7008(2) instead of reading __stack_chk_guard variable.
7809 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7811 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7812 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7813 if TARGET_THREAD_SSP_OFFSET is defined.
7814 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7815 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7818 2005-06-27 Richard Henderson <rth@redhat.com>
7819 * libgcc-std.ver (GCC_4.1.0): New.
7820 * libgcc.h (__stack_chk_guard): Declare.
7821 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7822 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7823 * mklibgcc.in (lib2funcs): Add them.
7825 2005-07-01 Richard Henderson <rth@redhat.com>
7827 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7828 void * before struct sigcontext *.
7829 (x86_fallback_frame_state): Likewise.
7831 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7833 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7835 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7838 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7839 we check for SSA_NAME for.
7841 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7843 Fix PR tree-optimization/22071
7845 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7847 (get_constraint_for_component_ref): Use it.
7849 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7852 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7853 print out the last new line.
7855 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7857 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7858 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7859 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7860 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7861 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7862 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7863 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7864 (enum reg_class): New member CC0_REGS.
7865 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7866 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7867 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7868 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7869 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7870 Adjust for register now described.
7872 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7875 * config/i386/i386.md (stack_protect_test_si,
7876 stack_protect_test_di): Add earlyclobber for scratch 3.
7877 * config/rs6000/rs6000.md (stack_protect_testsi,
7878 stack_protect_testdi): Add earlyclobber for scratch 3,
7879 remove earlyclobber from scratch 4.
7881 Older entries for 2005 can be found in ChangeLog-2005.