1 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
3 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
4 constants for hosts with long != 32 bits.
6 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
9 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
11 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
13 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
14 (TARGET_MS1_16_002): New.
15 (TARGET_MS1_16_003): New.
17 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
18 ("*decrement_and_branch_until_zero_no_clobber"): New.
19 Add corresponding splitter for decrement_and_branch_until_zero
21 Key all decrement_and_branch_until_zero patterns off of
24 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
27 * tree-complex.c (extract_component): Treat RESULT_DECL
28 like the rest of the decls.
30 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
32 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
33 indirect call to _mcount if the function needs a static chain.
35 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
36 Caroline Tice <ctice@apple.com>
38 PR rtl-optimization/24460
39 * dwarf2out.c (have_switched_text_sections): New boolean variable.
40 (dwarf2out_switch_text_section): Set it to true instead of
41 incrementing separate_line_info_table_in_use.
42 (output_loc_list): Additionally test have_switched_text_sections.
43 (output_ranges): Likewise.
44 (dwarf2out_finish): Likewise.
45 * varasm.c (assemble_start_function): Do not call
46 insert_section_boundary_note.
47 (assemble_end_function): If flag_reorder_blocks_and_partition,
48 switch to the function's section before emitting the .size directive.
49 * bb-reorder.c (insert_section_boundary_note): Staticify.
50 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
51 * output.h (insert_section_boundary_note): Delete.
53 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
56 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
57 instead of pointer equality when comparing types.
59 2005-10-24 James E. Wilson <wilson@specifix.com>
61 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
62 add_dependence_list_and_free calls.
64 2005-10-24 Steven Bosscher <stevenb@suse.de>
66 * contrib.texi: Add the names of the LLNL folks who donated
67 Cray pointer support for gfortran.
69 2005-10-24 Steven Bosscher <stevenb@suse.de>
71 PR tree-optimization/24225
72 * profile.c (branch_prob): Look from end to start through a
73 basic block when looking for a locus.
75 2005-10-24 Richard Henderson <rth@redhat.com>
77 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
79 (hppa_expand_prologue): Likewise.
81 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
83 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
84 (NO_DEFERRED_PROFILE_COUNTERS): Define.
85 * pa.h (NO_PROFILE_COUNTERS): Define.
86 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
87 (funcdef_nos): New vector to hold label numbers of deferred profile
89 (output_deferred_profile_counters): New function.
90 (hppa_profile_hook): Push label number onto funcdef_nos.
91 (pa_hpux_file_end): Call output_deferred_profile_counters if
92 NO_DEFERRED_PROFILE_COUNTERS is false.
94 * pa-protos.h (get_deferred_plabel): New prototype.
95 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
97 (output_call): Adjust calls.
99 2005-10-24 Alan Modra <amodra@bigpond.net.au>
101 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
102 peculiarity of GOT/TOC section usage.
104 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
107 * c-common.c (constant_string_class_name): Add documentation.
109 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
112 * recog.c (peephole2_optimize): Increment peep2_current_count
113 only when the slot is empty.
115 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
118 * except.c (output_function_exception_table): Call
119 assemble_external_libcall if we need a personality function.
121 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
123 PR rtl-optimization/24460
124 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
125 set the basic block for barriers.
127 2005-10-21 Janis Johnson <janis187@us.ibm.com>
129 * var-tracking.c (vt_initialize): Initialize post.
131 2005-10-21 Devang Patel <dpatel@apple.com>
134 * c-common.c (vector_types_convertible_p): Check vector element type.
136 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
138 * config/sh/sh.c (prepare_move_operands): Handle the address
139 constant which is a tls symbolic address plus a constant.
141 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
144 * gcc.c (main): Use the correct counter for erroring out
145 about mulitple files.
147 2005-10-21 Alan Modra <amodra@bigpond.net.au>
150 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
151 use r2 for 64-bit tls .got access.
153 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
155 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
158 2005-10-20 Steven Bosscher <stevenb@suse.de>
160 PR tree-optimization/24307
161 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
163 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
166 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
168 * varasm.c (find_decl_and_mark_needed): After cgraph global info
169 is ready, stop marking functions, but still mark variables.
171 2005-10-20 Richard Guenther <rguenther@suse.de>
174 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
177 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
179 PR rtl-optimization/23585
180 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
181 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
182 (may_trap_p_1): New predicate extracted from...
183 (may_trap_p): ... here. Invoke may_trap_p_1.
184 (may_trap_or_fault_p): New predicate.
185 * rtl.h (may_trap_or_fault_p): Declare it.
186 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
187 instead of may_trap_p.
188 (steal_delay_list_from_fallthrough): Likewise.
189 (fill_simple_delay_slots): Likewise.
190 (fill_slots_from_thread): Likewise.
191 * function.c (pad_to_arg_alignment): Rework comment about
192 SPARC_STACK_BOUNDARY_HACK.
193 * config/sparc/sparc.h: Likewise.
195 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
197 * config/s390/s390.c (s390_expand_insv): New.
198 * config/s390/s390-protos.h (s390_expand_insv): Declare.
199 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
200 ("icm_hi"): Remove mode attribute.
201 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
203 ("*extracthi", "*extractqi"): Remove.
204 (extv<mode>", "*extzv<mode>"): New.
205 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
206 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
208 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
210 * cfgexpand.c (discover_nonconstant_array_refs_r,
211 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
212 (tree_expand_cfg): Call discover_nonconstant_array_refs.
213 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
214 discover_nonconstant_array_refs.
216 2005-10-19 Steven Bosscher <stevenb@suse.de>
219 * c-decl.c (pop_scope): Don't warn about an unused variable
220 if it is marked with TREE_NO_WARNING.
221 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
222 somenow mismatch and olddecl is to be replaced.
224 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
227 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
228 whether registers live on the edge can be saved/restored.
230 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
232 * config/sh/sh.c (fixup_mova): Skip notes.
234 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
236 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
237 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
238 (s390_can_eliminate): Handle BASE_REGNUM elimination.
239 (s390_initial_elimination_offset): Likewise.
240 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
241 register on TARGET_ZARCH targets.
242 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
243 (INITIAL_FRAME_POINTER_OFFSET): Remove.
244 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
245 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
247 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
249 * config/s390/s390.md: Comment describing output modifiers updated.
250 * config/s390/s390.c (print_operand): Likewise.
252 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
254 * config/s390/s390.c (override_options): Added check for -mstack-size
256 * doc/invoke.texi: Mention that limit in the documenation.
258 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
261 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
263 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
265 Fix PR tree-optimization/24231
267 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
268 (compute_avail): Ditto.
270 2005-10-18 Richard Henderson <rth@redhat.com>
273 * config/i386/i386.c (legitimate_constant_p): Check
274 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
276 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
277 (legitimate_pic_address_disp_p): Reorg CONST checking to make
278 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
280 (print_operand_address): Likewise.
281 * config/i386/predicates.md (x86_64_immediate_operand): Test
282 SYMBOL_REF_TLS_MODEL properly inside CONST.
283 (x86_64_zext_immediate_operand): Likewise.
284 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
285 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
286 * config/i386/i386-protos.h: Remove predicates.md entries.
288 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
290 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
291 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
293 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
294 Ian Lance Taylor <ian@airs.com>
297 * fold-const.c (fold_widened_comparison): Do not allow range based
298 constant folding when right operand cannot be unwidened.
300 2005-10-17 Richard Henderson <rth@redhat.com>
302 * builtins.c (expand_builtin_synchronize): Build a new-style asm
303 with a memory clobber.
305 2005-10-17 James E Wilson <wilson@specifix.com>
307 PR rtl-optimization/17356
308 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
309 checking for EDGE_EH.
311 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
313 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
314 the slot on an even boundary for any type with 16-byte alignment.
316 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
319 * md.texi (Modifiers) <%>: Clarify that % doesn't work
320 after register allocation.
322 2005-10-17 DJ Delorie <dj@redhat.com>
324 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
327 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
330 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
333 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
335 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
336 to 2 if it's already non-zero.
337 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
338 is set and warn about it if flag_schedule_insns is 1.
340 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
342 * config/crx/crx.md: Compare-and-branch instructions need to
345 2005-10-17 Uros Bizjak <uros@kss-loka.si>
348 * config/i386/i386.md (*pushdi2_rex64 splitter)
349 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
350 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
351 flow2 pass only when (optimize > 0 && flag_peephole2).
353 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
356 * gcc.c (have_c): New static variable.
358 (process_command): Remove declation of have_c.
359 Set have_o to 1 when handling -o.
360 (main): Add a fatel error if there are multiple
361 files specified and -o and -c/-S is passed witout
362 -combine or multiple languages.
364 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
366 Fix PR tree-optimization/22444
367 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
368 Assert that we don't hit something with subvars.
369 (setup_pointers_and_addressables): Don't add things with subvars,
370 because we'll already process the subvars for aliasing purposes.
372 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
375 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
376 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
377 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
378 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
379 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
380 swapped, alternatives for the R constraint.
383 * builtins.c (get_builtin_sync_mode): Make unlimited
384 mode_for_size request.
386 2005-10-15 Richard Henderson <rth@redhat.com>
388 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
389 (gimplify_expr): ... here.
390 (gimplify_compound_lval): Use it in initial scan loop. Allow
391 fb_lvalue in base expression.
393 2005-10-15 Richard Henderson <rth@redhat.com>
396 * builtins.c (expand_builtin_trap): Export.
397 * expr.h (expand_builtin_trap): Declare.
398 * expr.c (expand_assignment): Emit a trap for integral offsets
399 from registers that weren't reduced to bitpos.
401 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
402 (mark_array_ref_addressable): Remove.
403 * tree-flow.h (mark_array_ref_addressable): Remove.
404 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
406 2005-10-15 James E Wilson <wilson@specifix.com>
409 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
410 (add_dependence_list_and_free): Likewise.
411 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
414 2005-10-15 Diego Novillo <dnovillo@redhat.com>
418 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
419 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
421 (vrp_visit_phi_node): Only prevent infinite iterations when
422 the previous result and the new result are both VR_RANGEs.
424 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
426 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
429 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
432 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
435 2005-10-14 Per Bothner <per@bothner.com>
437 PR preprocessor/21250
438 * c-ppoutput.c (print_line): Print internal line 0 as 1.
440 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
443 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
444 overflow flags. Refactor some conditionals.
446 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
449 * tree-dfa.c (add_referenced_var): Only look at decls which
450 have TREE_CONSTANT or TREE_READONLY set instead of if
451 !TREE_PUBLIC or !TREE_CONSTANT.
453 2005-10-13 James E Wilson <wilson@specifix.com>
455 * doc/invoke.texi: For -x, add f95-cpp-input.
456 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
458 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
460 PR tree-optimization/24262
461 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
462 in loop all the time.
464 2005-10-12 Richard Henderson <rth@redhat.com>
467 * tree.h (DECL_TRANSPARENT_UNION): Remove.
468 * function.c (assign_parm_find_data_types): Don't support it.
469 * print-tree.c (print_node): Likewise.
470 * c-common.c (handle_transparent_union_attribute): Likewise.
471 Use build_duplicate_type.
472 * tree-inline.c (remap_type_1): Split out of remap_type;
473 properly remap aggregate fields.
474 (build_duplicate_type): New.
475 * doc/extend.texi (Variable Attributes): Remove documentation
476 for transparent_union.
478 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
481 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
482 (gen_stack_pointer_dec): Likewise.
484 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
488 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
490 (struct cxx): Add adjust_class_at_definition target hook.
491 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
492 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
493 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
494 hook_void_tree. Add to TARGET_CXX.
495 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
497 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
498 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
499 instead of attribute. Check for dllexport override. Warn if
500 inconsistent dll linkage. Don't lose old dllimport if decl has
501 had address referenced. Tweak lookup of dllimport atribute.
502 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
503 for target specific rules. Don't add dllimport attribute if
504 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
506 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
507 * varasm.c (initializer_constant_valid_p): Replace
508 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
512 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
513 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
514 (i[34567]86-*-mingw32*): Likewise.
516 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
517 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
519 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
520 C++-specific code. Change return value to bool.
521 (i386_pe_dllimport_p): Likewise.
522 (associated_type): Simplify and make language-independent
523 (i386_pe_encode_section_info): Replace override of ambiguous
524 dllimport symbol refs with a gcc_assert.
525 (i386_pe_valid_dllimport_attribute_p): Define.
526 * config/i386/winnt-cxx.c: New file. Define C++ versions of
527 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
528 i386_pe_adjust_class_at_definition.
529 * config/i386/winnt-stubs.c: New file. Define stub versions of
530 lang-specific functions.
531 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
532 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
533 i386_pe_adjust_class_at_definition.
534 (i386_pe_valid_dllimport_attribute_p): Declare.
535 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
536 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
537 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
540 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
541 dllimport attribute with test of DECL_DLLIMPORT_P.
543 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
545 * combine.c (make_extraction): Correct offset computation.
547 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
549 * config/cris/t-linux (LIMITS_H_TEST): Define.
551 2005-10-12 Richard Henderson <rth@redhat.com>
554 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
556 2005-10-12 Richard Guenther <rguenther@suse.de>
558 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
560 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
563 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
564 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
567 2005-10-12 Richard Guenther <rguenther@suse.de>
570 * varasm.c (output_constant): Correct typo from previous
573 2005-10-11 Ian Lance Taylor <ian@airs.com>
575 PR rtl-optimization/13931
576 * combine.c: Revert patch of 2003-05-14, and:
577 (try_combine): Only set elim_i1 and elim_i2 if the destination is
578 completely killed in the appropriate insn.
579 (distribute_notes): Don't skip multiple hard register test for
582 2005-10-11 Richard Henderson <rth@redhat.com>
585 * c-typeck.c (convert_for_assignment): Use build_constructor_single
586 to initialize a transparent union instead of a nop_expr.
588 2005-10-11 Richard Henderson <rth@redhat.com>
590 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
591 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
592 (tree_ssa_dce_loop): Call scev_reset.
595 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
596 * tree-ssa-dce.c: Include cfgloop.h.
597 (tree_ssa_dce_loop, pass_dce_loop): New.
598 * tree-pass.h (pass_dce_loop): Declare it.
599 * passes.c (init_optimization_passes): Use it.
601 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
604 * convert.c (convert_to_real): Revert 2005-10-05 patch.
605 Only apply the optimization for rounding builtins if the inner
606 cast is also an extension.
608 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
611 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
612 mark_new_vars_to_rename instead of update_stmt.
614 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
616 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
618 2005-10-11 Jakub Jelinek <jakub@redhat.com>
620 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
621 for setting MMX register to 0 rather than mmx.
623 2005-10-10 Steve Ellcey <sje@cup.hp.com>
626 * configure.ac: Move gas check from mips specific case to common case.
627 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
628 * configure: Regenerate
629 * doc/install.texi: Update.
631 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
634 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
636 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
638 * gcc.c (do_spec_1): Accept numeric characters in file name
641 2005-10-10 Nick Clifton <nickc@redhat.com>
643 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
644 describing the deleted arm_gen_rotated_half_load function.
646 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
648 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
651 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
653 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
655 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
656 (EXTRA_MULTILIB_PARTS): Define.
657 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
658 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
659 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
660 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
661 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
662 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
664 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
666 PR tree-optimization/24226
667 * tree-cfg.c (remove_bb): Clean up unreachable loops.
668 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
669 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
672 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
674 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
676 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
679 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
680 Rewrite for no need for the early clobber.
682 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
684 Merge from csl-arm-branch:
685 2005-09-07 Paul Brook <paul@codesourcery.com>
686 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
689 2005-04-30 Paul Brook <paul@codesourcery.com>
690 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
691 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
693 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
694 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
695 (arm_override_options): Use TARGET_AAPCS_BASED.
696 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
697 (PTRDIFF_TYPE): Use int for AAPCS.
698 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
699 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
700 (DEFAULT_SHORT_ENUMS): Delete.
701 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
703 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
704 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
705 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
706 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
708 2004-12-03 Mark Mitchell <mark@codesourcery.com>
709 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
711 2004-11-22 Mark Mitchell <mark@codesourcery.com>
712 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
714 2004-11-19 Mark Mitchell <mark@codesourcery.com>
715 * config.gcc (arm*-*-linux-gnueabi): Add it.
716 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
718 (TARGET_OS_CPP_BUILTINS): Likeiwse.
719 * config/arm/linux-eabi.h: New file.
720 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
721 (LINUX_TARET_LINK_SPEC): Likewise.
723 * config/arm/t-linux-eabi: New file.
725 2005-10-08 Steven Bosscher <stevenb@suse.de>
728 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
730 (PARAM_SMS_DFA_HISTORY): Likewise.
732 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
735 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
736 (load_register_parameters): Call it.
737 (check_sibcall_argument_overlap_1): Likewise.
738 (store_one_arg): Likewise.
740 2005-10-07 James E. Wilson <wilson@specifix.com>
742 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
743 DImode not VECINT24 for operand 2.
746 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
750 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
751 fr_spill): Use destination_operand for operand 0.
753 2005-10-07 DJ Delorie <dj@redhat.com>
755 * varasm.c (output_constant): Limit error to expanding
758 2005-10-07 Richard Guenther <rguenther@suse.de>
761 * fold-const.c (fold_binary): Fix operand types during folding
762 of X op (A, Y). Evaluation order of the side-effects of
763 X and A are frontend-defined, so ensure we honour that even for
764 tcc_comparison class operands; eased by removing duplicate code.
766 2005-10-07 Steve Ellcey <sje@cup.hp.com>
768 * stor-layout.c (layout_type): Do not allow alignment of array
769 elements to be greater than their size.
771 2005-10-07 Steve Ellcey <sje@cup.hp.com>
773 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
775 (hppa*-*-linux*): Ditto.
776 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
777 * config/host-hpux.c: New.
778 * config/x-hpux: New.
779 * config/pa/x-hpux: Remove.
780 * config/pa/x-linux: Remove.
781 * config/pa/pa-host.c: Remove.
783 2005-10-07 Jeff Law <law@redhat.com>
785 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
786 determine whether or not to try and thread outgoing edges.
788 2005-10-07 David Edelsohn <edelsohn@gnu.org>
790 * config/rs6000/rs6000.md (eqsi_power): New.
791 (neg_eq0si): Add TARGET_POWER to final condition.
794 2005-10-06 Richard Henderson <rth@redhat.com>
796 * config/rs6000/rs6000.c: Revert last change.
798 2005-10-06 Richard Henderson <rth@redhat.com>
800 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
801 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
803 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
807 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
808 out return_label and naked_return_label.
810 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
812 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
815 2005-10-06 Richard Henderson <rth@redhat.com>
818 * tree-inline.c (declare_return_variable): Handle modify_dest not
821 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
823 Fix PR tree-optimization/22488
824 * tree-ssa-structalias.c (check_for_overlaps): New function.
825 (create_variable_info_for): Use it.
827 2005-10-06 Richard Henderson <rth@redhat.com>
830 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
831 (dwarf2out_start_source_file): Print it.
833 2005-10-06 Geoffrey Keating <geoffk@apple.com>
835 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
837 2005-10-06 Richard Henderson <rth@redhat.com>
840 * mode-switching.c (optimize_mode_switching): Clear transp bit
841 for block with incomming abnormal edges.
843 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
844 (fpscr_set_from_mem): Use them.
845 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
846 (fpscr postinc splitters): Rewrite as peephole2+split.
848 2005-10-06 David Edelsohn <edelsohn@gnu.org>
850 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
851 (eq<mode>_compare): Same.
853 2005-10-06 Richard Guenther <rguenther@suse.de>
855 PR tree-optimization/24238
856 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
858 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
860 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
861 here. Use AC_PATH_PROG for environment variables instead of
863 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
865 * configure: Regenerated.
867 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
870 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
871 then force it into a register.
872 (call_value): Likewise.
874 2005-10-06 Richard Henderson <rth@redhat.com>
877 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
878 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
879 under pass_vectorize.
881 2005-10-05 Devang Patel <dpatel@apple.com>
884 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
885 handling constants. Check NAMESPACE_DECL context for constants.
887 2005-10-05 Eric Christopher <echristo@apple.com>
889 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
891 2005-10-05 Richard Henderson <rth@redhat.com>
894 * tree-cfg.c (mark_array_ref_addressable_1): New.
895 (mark_array_ref_addressable): New.
896 * tree-flow.h (mark_array_ref_addressable): Declare.
897 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
899 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
903 * reload.c (subst_reloads): When adding a REG_LABEL to a
904 jump instruction, also update JUMP_LABEL.
906 2005-10-05 David Edelsohn <edelsohn@gnu.org>
908 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
909 * bb-reorder.c (copy_bb_p): Use it.
910 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
912 2005-10-05 Richard Henderson <rth@redhat.com>
915 * toplev.c (process_options): Warn about unsupported combinations
916 of unwind tables and omit-frame-pointer.
917 * config/i386/i386.c (override_options): Similarly. Enable
918 accumulate-outgoing-args if not explicitly disabled.
920 2005-10-05 Steve Ellcey <sje@cup.hp.com>
922 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
923 Handle big endian vs. small endian.
924 (vec_initv2sf): Handle big endian vs. small endian.
925 (*vec_extractv2sf_1): Ditto.
927 2005-10-05 Dale Johannesen <dalej@apple.com>
929 * convert.c (convert_to_real): Don't convert
930 (float)floor(double d) to floorf((float)d).
932 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
934 * config/arm/arm.md (insv): Use gen_int_mode in more places.
936 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
938 PR tree-optimization/18587
939 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
940 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
941 build_vuses): Change to VEC type.
942 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
943 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
944 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
945 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
946 (get_name_decl): New. Return DECL_UID of base variable.
947 (operand_build_cmp): New. qsort comparison routine.
948 (operand_build_sort_virtual): New. Sort virtual build vector.
949 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
950 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
951 (FINALIZE_BASE): Use get_name_decl.
952 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
953 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
954 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
955 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
956 direct VEC_* manipulations.
957 (build_ssa_operands): Call operand_build_sort_virtual.
958 (copy_virtual_operand, create_ssa_artficial_load_stmt,
959 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
960 with direct VEC_* manipulations.
961 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
962 with direct VEC manipulations.
964 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
966 PR tree-optimization/21419
967 PR tree-optimization/24146
968 PR tree-optimization/24151
970 * c-typeck.c (readonly_error): Handle USE being lv_asm.
971 (build_asm_expr): Call it if outputs are read-only.
972 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
974 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
975 Paolo Bonzini <bonzini@gnu.org>
979 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
980 enable the instructions and not just the built-ins.
981 * doc/invoke.texi (x86 Options): Likewise.
983 2005-10-04 Geoffrey Keating <geoffk@apple.com>
985 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
987 * doc/invoke.texi (Option Summary): Correct spelling
988 of -mmacosx-version-min.
990 2005-10-04 Devang Patel <dpatel@apple.com>
992 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
995 2005-10-04 Steve Ellcey <sje@cup.hp.com>
997 * tree-vect-transform.c (vect_create_epilog_for_reduction):
998 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1000 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1002 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1003 ("TE","tg"): New mode attributes.
1004 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1005 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1006 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1007 dword_mode and one for GPRmode.
1009 2005-10-04 Ian Lance Taylor <ian@airs.com>
1011 PR preprocessor/13726
1012 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1013 any comments passed in.
1015 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1017 * tree.c (annotate_with_file_line): Fix typo.
1019 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1022 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1023 type used to access data in the inlined length == 1 case, use
1024 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1025 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1027 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1029 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1030 TARGET_SSE3 and only for TARGET_80387.
1031 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1032 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1033 Do not depend on TARGET_80387.
1035 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1037 * tree.c (last_annotated_node): Change type to location_t*.
1038 (annotate_with_file_line): Reflect the change of
1039 last_annotated_node type.
1041 2005-10-04 Richard Guenther <rguenther@suse.de>
1044 * c-decl.c (grokdeclarator): Don't write to fields
1047 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1050 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1052 * varasm.c (make_decl_rtl): If a register variable does not
1053 have a set user assmbler name, error out.
1054 Decode the asmspec is now name+1 bypassing '*'.
1056 2005-10-04 Steven Bosscher <stevenb@suse.de>
1058 PR tree-optimization/23049
1059 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1060 of a COND_EXPR is folded before calling fold on the whole rhs of a
1061 conditional assignment.
1062 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1063 document that a COND_EXPR may appear there.
1065 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1068 * tree-vrp.c (extract_range_from_assert): If the new numeric
1069 range created out of the assertion contradicts the existing
1070 numeric range of the ASSERT_EXPR variable, make the new range
1073 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1075 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1076 from T_REGS to FP register class.
1078 2005-10-03 Richard Henderson <rth@redhat.com>
1081 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1082 before creating a new one.
1084 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1086 * config/rs6000/t-aix43 (LDFLAGS): New.
1087 * config/rs6000/t-aix52 (LDFLAGS): New.
1089 2005-10-03 Ian Lance Taylor <ian@airs.com>
1091 * gimplify.c (find_single_pointer_decl_1): New static function.
1092 (find_single_pointer_decl): New static function.
1093 (internal_get_tmp_var): For a formal variable, set restrict base
1094 information if appropriate.
1095 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1097 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1098 (DECL_GET_RESTRICT_BASE): Define.
1099 (SET_DECL_RESTRICT_BASE): Define.
1100 (decl_restrict_base_lookup): Declare.
1101 (decl_restrict_base_insert): Declare.
1102 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1103 * tree.c (restrict_base_for_decl): New static variable.
1104 (init_ttree): Initialize restrict_base_for_decl.
1105 (copy_node_stat): Copy restrict base information.
1106 (decl_restrict_base_lookup): New function.
1107 (decl_restrict_base_insert): New function.
1108 (print_restrict_base_statistics): New static function.
1109 (dump_tree_statistics): Call print_restrict_base_statistics.
1111 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1114 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1115 case of anti-ranges.
1117 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1120 * c-typeck.c (tagged_tu_seen): Rename to ...
1121 (tagged_tu_seen_cache): this and add val field.
1122 (comptypes): Move functional to comptypes_internal
1123 and free tagged_tu_seen.
1124 (comptypes_internal): New function and call comptypes_internal
1125 instead of comptypes. Speed up by sibcalling
1126 tagged_types_tu_compatible_p.
1127 (alloc_tagged_tu_seen): New function
1128 (free_all_tagged_tu_seen_up_to): New function.
1129 (tagged_types_tu_compatible_p): Return the val of the seen two
1131 Add that the two types are the same to tagged_tu_seen_base
1132 if they are and call comptypes_internal instead of comptypes.
1133 <case UNION_TYPE>: Speed up common type where the fields are
1135 (function_types_compatible_p): Call comptypes_internal instead of
1137 (type_lists_compatible_p): Likewise.
1138 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1140 2005-10-02 Matthias Klose <doko@debian.org>
1142 * doc/invoke.texi: Fix typo and speling error.
1144 2005-10-01 Richard Henderson <rth@redhat.com>
1146 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1148 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1150 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1151 using --start-group and --end-group.
1153 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1155 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1156 FIXME note regarding quirky semantics.
1158 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1161 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1162 non-null range as a last resort.
1164 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1165 Diego Novillo <dnovillo@redhat.com>
1168 * tree-vrp.c (extract_range_from_assert): For !=
1169 assertions, only build an anti-range if LIMIT is a
1170 single-valued range.
1172 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1174 * arm.md (movqi): On thumb when optimizing, handle loading from
1175 memory by describing this as taking a subreg of a zero-extended load
1176 into an SImode register.
1179 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1181 * reload1.c (merge_assigned_reloads): Do not change any
1182 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1184 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1186 * Makefile.in (LIPO_FOR_TARGET): Define.
1187 (STRIP_FOR_TARGET): Define.
1189 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1190 before creating new ones. Do symlinks before creating the actual
1193 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1194 to work out which multilibs are actually being built.
1196 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1198 * tree-vect-transform.c, config/ms1/ms1.md,
1199 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1200 Follow spelling conventions.
1201 * doc/invoke.texi, doc/md.texi: Fix typos.
1203 2005-09-30 Andrew Macleod <amacleod@redat.com>
1205 PR tree-optimization/21430
1206 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1207 use operands, and set stmt pointer if need be.
1208 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1209 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1212 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1215 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1217 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1219 * optabs.c (expand_binop): Initialize first_pass_p.
1221 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1224 * c-decl.c (c_write_global_declarations_1): If any
1225 wrapup_global_declaration_2 call returned true, restart the loop.
1227 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1229 Fix PR tree-optimization/24117
1230 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1231 before considering whether to use anyoffset.
1233 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1237 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1239 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1241 (swap_commutative_operands_with_target): New.
1243 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1246 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1249 2005-09-29 Steven Bosscher <stevenb@suse.de>
1251 PR tree-optimization/23911
1252 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1253 and IMAGPART_EXPR too.
1255 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1258 * expmed.c (expand_shift): Move logic to reverse rotation
1259 direction when rotating by constants ...
1260 * optabs.c (expand_binop): ... here.
1261 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1262 (ix86_rotrdi3): New pattern.
1263 (rotldi3): Handle 32-bit mode.
1264 (ix86_rotldi3): New pattern.
1266 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1269 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1270 check for numbers that need no bit twiddle.
1272 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1274 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1275 multilib to be built.
1277 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1278 (stage1-start): Delete old libgcc and libunwind before moving
1279 anything into the stage directory.
1280 (stage2-start): Likewise.
1281 (stage3-start): Likewise.
1282 (stage4-start): Likewise.
1283 (stageprofile-start): Likewise.
1284 (stagefeedback-start): Likewise.
1285 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1286 header in tm_file and CPU-specific t-darwin in tmake_file.
1287 (i[34567]86-*-darwin*): Don't change tm_file.
1288 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1289 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1290 shared library stub for target OS version.
1291 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1292 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1293 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1294 (libgcc_s.%.dylib): New.
1296 (install-darwin-libgcc-stubs): New.
1297 (INSTALL_LIBGCC): New append.
1298 * config/i386/darwin-libgcc.10.4.ver: New.
1299 * config/i386/darwin-libgcc.10.5.ver: New.
1300 * config/i386/t-darwin: New.
1301 * config/rs6000/darwin-libgcc.10.4.ver: New.
1302 * config/rs6000/darwin-libgcc.10.5.ver: New.
1303 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1304 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1306 2005-09-28 Paul Brook <paul@codesourcery.com>
1308 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1311 2005-09-28 Richard Guenther <rguenther@suse.de>
1313 PR tree-optimization/23853
1314 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1315 host_integerp to verify misalignment value.
1317 2005-09-28 Richard Henderson <rth@redhat.com>
1319 * builtins.c (get_builtin_sync_mode): New.
1320 (expand_builtin_sync_operation): Pass in mode argument.
1321 (expand_builtin_compare_and_swap): Likewise.
1322 (expand_builtin_lock_test_and_set): Likewise.
1323 (expand_builtin_lock_release): Likewise.
1324 (expand_builtin): Update to match.
1326 2005-09-28 Nick Clifton <nickc@redhat.com>
1328 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1329 formatting. Add check to PLUS case to ensure that the offset is
1330 within an acceptable range.
1332 * config/v850/v850.md (casesi): Disable the generation of the
1333 switch pattern as it is not being handled properly at the moment.
1335 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1336 for when the high words are identical.
1338 2005-09-27 Richard Henderson <rth@redhat.com>
1340 * pretty-print.c (pp_base_format): Fix typo for %>.
1342 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1343 Devang Patel <dpatel@apple.com>
1345 PR tree-optimization/23625
1346 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1347 LABEL_EXPR, assertion check.
1349 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1351 * optabs.c (no_conflict_move_test): Check if a result of a
1352 to-be-moved insn would be clobbered by an originally
1355 2005-09-27 Jeff Law <law@redhat.com>
1357 * passes.c (init_optimization_passes): Replace copy propagation
1358 passes immediately after DOM with phi-only copy propagation
1359 pases. Add phi-only copy propagation pass after first DOM pass.
1360 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1361 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1362 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1363 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1364 to init_copy_prop. Callers updated.
1365 (do_phi_only_copy_prop): New function.
1366 (pass_phi_only_copy_prop): New pass descriptor.
1368 2005-09-27 Nick Clifton <nickc@redhat.com>
1370 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1372 2005-09-26 Jason Merrill <jason@redhat.com>
1375 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1377 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1379 2005-09-26 James E Wilson <wilson@specifix.com>
1381 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1382 copyright. Add gcc copyright plus libgcc exception.
1383 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1385 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1387 2005-09-26 Jeff Law <law@redhat.com>
1389 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1390 about when to iterate.
1392 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1395 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1396 for __complex__ double in -mcpu=G5 mode.
1398 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1400 PR tree-optimization/23942
1401 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1402 * tree-scalar-evolution.c: Include params.h.
1404 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1405 follow_ssa_edge_in_condition_phi_branch,
1406 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1407 Change return type to t_bool. Use a parameter to limit the size of
1408 trees that are walked before stopping
1409 (analyze_evolution_in_loop): Initialize the limit to 0.
1410 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1411 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1413 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1416 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1417 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1419 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1421 * combine.c (make_extraction): Check for valid use of subreg.
1423 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1426 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1427 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1428 ("fist<mode>2_with_temp"): Use only register operands.
1430 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1432 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1433 CALL_INSN_FUNCTION_USAGE.
1435 2005-09-26 Richard Guenther <rguenther@suse.de>
1438 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1439 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1440 (ldst_entry): Use the hashtable instead of list-walking.
1441 (find_rtx_in_ldst): Likewise.
1442 (free_ldst_entry): Free the hashtable.
1443 (compute_ld_motion_mems): Create the hashtable.
1444 (trim_ld_motion_mems): Remove entry from hashtable if
1445 removing it from list.
1446 (compute_store_table): Likewise^2.
1447 (store_motion): Free hashtable in case we did not see
1450 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1452 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1453 and arg1 if we are passing them to fold_build2.
1455 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1458 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1461 2005-09-25 Richard Henderson <rth@redhat.com>
1463 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1464 SYMBOL_REF_TLS_MODEL to be correct.
1466 2005-09-24 Richard Henderson <rth@redhat.com>
1468 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1469 end of function. Reindent.
1471 2005-09-24 Ian Lance Taylor <ian@airs.com>
1473 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1474 NEGATE_EXPR/BIT_NOT_EXPR case.
1476 2005-09-24 Richard Henderson <rth@redhat.com>
1478 * c-common.c (handle_mode_attribute): When not modifying in place,
1479 create subtypes for enumerations.
1480 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1481 * gimplify.c (create_tmp_from_val): Likewise.
1483 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1485 * config/i386/i386.md (*tls_global_dynamic_64,
1486 *tls_local_dynamic_base_64): Add missing mode to call.
1487 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1489 2005-09-24 Jan Hubicka <jh@suse.cz>
1491 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1492 (cgraph_clone_node): Likewise.
1493 * cgraph.h (cgraph_clone_edge): Update prototype.
1494 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1495 duplicated prototypes; add updating argument.
1496 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1497 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1499 (cgraph_mark_inline_edge): Likewise.
1500 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1501 (cgraph_flatten_node): Likewise.
1502 (cgraph_decide_recursive_inlining): Likewise.
1503 (cgraph_decide_inlining_of_small_function): Likewise.
1504 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1506 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1507 Pete Steinmetz <steinmtz@us.ibm.com>
1509 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1510 (rldic.): Set type to "compare".
1512 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1513 mfjmpr for MFCTR/MFLR.
1514 (movdf_hardfloat64): Same.
1515 (movdf_softfloat64): Same. Correct order of store and move types.
1516 (movti_string): Set type to store_ux/load_ux.
1517 (load_multiple): Set type to load_ux.
1518 (store_multiple): Set type to store_ux.
1519 (movmemsi): Set type to store_ux.
1520 (output_cbranch direct_return): Set type to jmpreg.
1521 (stmw): Set type to store_ux.
1522 (lmw): Set type to load_ux.
1523 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1524 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1525 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1526 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1527 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1528 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1529 (rios1-fpstore): Increase latency to 3.
1530 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1531 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1533 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1534 Andrew Pinski <pinskia@physics.uc.edu>
1536 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1537 operand2 constraint to "b".
1538 (sync_<fetchop_name>di_internal): Same.
1539 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1541 (sync_old_<fetchop_name>di_internal): Same.
1542 (sync_new_<fetchop_name>si_internal): Same.
1543 (sync_new_<fetchop_name>di_internal): Same.
1545 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1548 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1549 case, define as macros.
1551 PR rtl-optimization/23837
1552 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1553 clobber / clobber match between dest and p->first.
1555 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1556 (no_conflict_move_test): Update comments.
1558 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1560 * doc/install.texi: Update URL for Jacks.
1561 * doc/sourcebuild.texi: Likewise.
1563 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1566 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1567 registers when choosing register preferences.
1568 (movdf_hardfloat64): Same.
1570 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1572 * expmed.c (expand_shift): Don't use the target of the rotate as
1573 target for the first expanded shift insn.
1574 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1576 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1578 PR tree-optimization/22438
1579 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1580 preserved iv rhs rewriting specially.
1582 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1584 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1585 estimate_only is true.
1586 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1587 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1588 tree-ssa-structalias.c
1589 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1590 ref_contains_indirect_ref.
1591 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1593 2005-09-21 DJ Delorie <dj@redhat.com>
1595 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1597 (mn10300_return_in_memory): Support variable size types also.
1598 (mn10300_pass_by_reference): Likewise.
1599 (mn10300_function_value): New.
1600 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1601 (FUNCTION_OUTGOING_VALUE): Likewise.
1602 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1603 * doc/invoke.texi: Document it.
1605 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1608 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1609 force integer op1 into register for XFmode compares.
1611 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1614 * expmed.c (alg_code): Add alg_impossible.
1615 (alg_hash_entry): Add cost.
1616 (synth_mult): Record alg_impossible in the hash table if
1617 multiplication by a given integer is impossble within the
1618 limit. Speed up using alg_impossible.
1620 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1622 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1623 argument. Allow and set any offset if needs_anyoffset is passed
1625 (get_constraint_for): Add argument here too.
1627 (do_structure_copy): Pass NULL to get_constraint_for.
1628 (handle_ptr_arith): Ditto.
1629 (find_func_aliases): Ditto.
1631 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1633 PR rtl-optimization/23898
1634 * output.h (get_attr_min_length): Declare.
1635 * final.c (get_attr_length_1): New function, broken out of:
1637 (get_attr_min_length): New function.
1638 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1639 (duplicate_computed_gotos): Likewise.
1640 * genattr.c (insn_min_length): Generate declaration.
1641 * genattrtab.c (min_fn, min_attr_value): New functions.
1642 (make_length_attrs): Generate insn_min_length.
1644 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1646 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1648 2005-09-20 Richard Henderson <rth@redhat.com>
1650 PR tree-optimization/24059
1651 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1654 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1656 * c.opt (fextended-identifiers): New.
1657 * c-opts.c (c_common_handle_option): Handle
1658 -fextended-identifiers.
1659 * doc/cpp.texi: Update documentation of extended identifiers.
1660 * doc/cppopts.texi (-fextended-identifiers): Document.
1662 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1664 PR tree-optimization/23929
1665 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1668 PR tree-optimization/23818
1669 * tree-stdarg.c (execute_optimize_stdarg): Call
1670 calculate_dominance_info.
1672 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1674 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1675 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1676 (compute_overlap_steps_for_affine_1_2): Use
1677 get_number_of_iters_for_loop.
1678 (analyze_subscript_affine_affine): Check whether difference is
1680 Use get_number_of_iters_for_loop.
1681 Check whether overlap occurs outside of bounds.
1682 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1684 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1686 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1687 base register if possible.
1689 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1691 PR tree-optimization/18463
1692 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1693 converting it directly is not possible.
1694 (chrec_convert_aggressive): New function.
1695 * tree-chrec.h (chrec_convert_aggressive): Declare.
1696 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1697 Fold chrec conversions aggressively if asked to.
1698 (instantiate_parameters): Modified because of changes in
1699 instantiate_parameters_1.
1701 2005-09-19 Richard Henderson <rth@redhat.com>
1703 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1704 (reduc_splus_v2df): New.
1706 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1708 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1709 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1711 2005-09-19 Richard Henderson <rth@redhat.com>
1713 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1716 2005-09-19 Richard Henderson <rth@redhat.com>
1718 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1719 (ia64_expand_dot_prod_v8qi): New.
1720 * config/ia64/ia64-protos.h: Update.
1721 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1722 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1723 sdot_prodv8qi, sdot_prodv4hi): New.
1724 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1726 2005-09-19 Richard Henderson <rth@redhat.com>
1729 * real.c (exact_real_truncate): Return false if the format cannot
1730 represent the number as a normal.
1732 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1733 for a memory source.
1735 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1737 * tree-ssa-operands.c (swap_tree_operands): Export.
1738 * tree.h (swap_tree_operands): Declare.
1739 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1740 Call swap_tree_operands.
1742 2005-09-19 Richard Henderson <rth@redhat.com>
1744 * tree-flow.h (merge_alias_info): Declare.
1745 * tree-ssa-copy.c (merge_alias_info): Export.
1746 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1747 (vect_create_data_ref_ptr): Use create_iv directly.
1748 (vectorizable_load): Use correct types for integer constants.
1749 (vect_generate_tmps_on_preheader): Likewise.
1750 (vect_gen_niters_for_prolog_loop): Likewise.
1752 2005-09-19 Steven Bosscher <stevenb@suse.de>
1754 PR rtl-optimization/23943
1755 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1757 2005-09-18 Jan Hubicka <jh@suse.cz>
1759 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1761 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1763 * varasm.c (output_constant): Do not abort on conversions to union
1764 types between different sizes.
1766 2005-09-18 Richard Guenther <rguenther@suse.de>
1769 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1772 2005-09-18 Paul Brook <paul@codesourcery.com>
1774 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1776 2005-09-17 Richard Henderson <rth@redhat.com>
1778 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1779 * tree-ssa-loop.c (pass_vect_dce): Remove.
1780 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1783 2005-09-17 Richard Henderson <rth@redhat.com>
1785 * tree-pass.h (pass_vect_dce): Declare.
1786 * passes.c (init_optimization_passes): Add it.
1787 * tree-flow.h (tree_ssa_dce): Declare.
1788 * tree-ssa-dce.c (tree_ssa_dce): Export.
1789 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1790 (gate_tree_vectorize): ... here.
1791 (pass_vect_dce): New.
1793 2005-09-17 Jan Hubicka <jh@suse.cz>
1795 * except.c (struct eh_status): Turn region_array into vec.
1796 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1797 convert_from_eh_region_ranges, find_exception_handler_labels,
1798 current_function_has_exception_handlers, assign_filter_values,
1799 build_post_landing_pads, dw2_build_landing_pads,
1800 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1801 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1802 foreach_reachable_handler, can_throw_internal_1,
1803 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1805 (duplicate_eh_region_1): Update region_array.
1806 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1808 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1811 * expmed.c (expand_mult): Substitute simple register for op0 when
1814 2005-09-17 Richard Henderson <rth@redhat.com>
1816 * expr.c (emit_move_via_integer): Add force argument, pass it on
1817 to emit_move_change_mode. Update callers.
1818 (emit_move_complex): Pass true to new force argument.
1819 * function.c (expand_function_end): Move expand_eh_return call
1820 earlier. Merge sub-word complex values into a pseudo before
1821 copying to the return hard register.
1823 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1825 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1826 between different sizes.
1828 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1832 * passes.c (init_optimization_passes): Register dump files for
1835 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1837 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1838 * config/s390/s390.c (s390_overlap_p): New function.
1839 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1840 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1843 2005-09-16 Richard Guenther <rguenther@suse.de>
1845 * ipa-pure-const.c (static_execute): Free auxiliar information.
1846 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1847 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1849 2005-09-15 DJ Delorie <dj@redhat.com>
1851 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1853 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1855 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1857 (swap_commutative_operands_with_target): New.
1859 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1861 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1864 (estimate_iters_using_array): New function.
1865 * tree-data-ref.h (estimate_iters_using_array): Prototype
1866 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1867 Use estimate_iters_using_array instead of analyze_array.
1869 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1871 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1874 2005-09-15 Michael Matz <matz@suse.de>
1876 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1878 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1880 PR tree-optimization/23835
1881 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1882 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1884 2005-09-14 Richard Henderson <rth@redhat.com>
1886 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1887 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1889 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1891 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1892 in the ARRAY_TYPE case.
1894 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1896 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1898 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1901 * tree-vect-transform.c (vectorizable_operation): Return false for
1902 scalar shift operations and for vector shift operations with
1903 non-invariant shift arguments. Use scalar tree operand op1 as
1904 a shift operand when vector shift insn pattern uses scalar shift
1906 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1908 2005-09-14 Olivier Hainque <hainque@adacore.com>
1910 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1911 value if it has side-effects.
1913 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1916 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1918 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1920 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1921 passed as NAME as if it were label at start of function code.
1923 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1925 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1928 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1930 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1931 as early clobber. Rewrite so the PIC register is not implicitly used.
1933 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1935 * tree.c (annotate_with_file_line): Compare line numbers before
1938 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1941 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1942 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1944 2005-09-13 Ian Lance Taylor <ian@airs.com>
1946 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1947 than a HOST_WIDEST_INT to gen_doloop_begin.
1949 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1951 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1953 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1955 PR tree-optimize/23817
1956 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1958 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1961 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1962 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1963 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1964 (restore_stack_nonlocal): Likewise.
1965 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1967 2005-09-12 Ian Lance Taylor <ian@airs.com>
1970 * c.opt (ffriend-injection): New C++ option.
1971 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1972 (C++ Dialect Options): Document -ffriend-injection.
1974 2005-09-12 Josh Conner <jconner@apple.com>
1977 * ipa-reference.c (static_execute): Don't mark variables in
1978 named sections TREE_READONLY.
1980 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1982 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1985 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1987 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1988 V_MUST_DEF instead of just the first_use_p.
1989 Don't mark the virtual variables for renaming on the statement which
1991 (pass_dse): Remove TODO_update_ssa.
1993 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1996 * stor-layout.c (compute_record_mode): For records with a single
1997 field, actually check the field's mode size against the type size.
1999 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2000 registers for TARGET_SHMEDIA.
2001 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2002 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2003 of GENERAL_REGS and FP_REGS.
2005 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2007 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2009 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2011 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2012 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2013 are omitted. Exclude stack_tie insn too.
2015 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2017 PR rtl-optimization/23098
2018 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2020 * config/rs6000/rs6000.md (movdf splitter): Use
2021 const_double_operand predicate for TARGET_POWERPC64.
2022 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2023 SYMBOL_REF method to ABI_V4.
2025 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2026 replace_equiv_address.
2027 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2028 rs6000_sr_alias_set and MEM_NOTRAP.
2029 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2031 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2033 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2034 handle CALL_EXPR again.
2036 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2038 * arm/predicates.md (alignable_memory_operand): Delete.
2040 2005-09-10 Richard Henderson <rth@redhat.com>
2043 * dbxout.c (dbxout_expand_expr): New.
2044 (dbxout_symbol): Use it.
2046 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2048 * arm.c (arm_gen_rotated_half_load): Delete.
2049 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2050 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2051 (thumb_set_return_address): Likewise.
2052 (thumb_load_double_from_address): Use adjust_address.
2053 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2054 (extendhsisi2_mem, movhi_bytes): Use change_address.
2055 (movhi): Use widen_memory_access.
2056 (reload_out_df): Use replace_equiv_address.
2057 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2059 2005-09-09 Richard Henderson <rth@redhat.com>
2062 * dbxout.c: Include expr.h.
2063 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2064 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2065 * Makefile.in (dbxout.o): Add EXPR_H.
2067 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2069 PR tree-optimization/23509
2070 * tree-cfg.c (replace_uses_by): Use replace_exp.
2071 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2072 pointers have name_mem_tag or type_mem_tag set.
2074 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2076 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2077 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2078 of wrongly accessing operands.
2080 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2082 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2083 * tree-chrec.c: Include tree-scalar-evolution.h.
2084 (chrec_convert): Instantiate the base and step before calling
2085 scev_probably_wraps_p that would fail on parametric evolutions.
2086 Collect all the fails into a single section failed_to_convert,
2087 print a diagnostic, and return chrec_dont_know instead of calling
2089 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2090 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2092 (scev_const_prop): Don't replace the definition of a loop closed ssa
2093 phi node by itself, or by another loop closed ssa phi node.
2094 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2095 that base and step are defined.
2097 2005-09-09 Richard Guenther <rguenther@suse.de>
2100 * fold-const.c (fold_ternary): Check truth_value_p before
2101 calling invert_truthvalue.
2103 2005-09-09 Nick Clifton <nickc@redhat.com>
2105 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2106 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2107 dimension of these arrays.
2108 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2110 * longlong.h: Only provide a prototype for the __clz_tab[] array
2111 if this header has not been included from libgcc2.h.
2112 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2114 Provide prototypes for exported functions.
2115 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2118 2005-09-08 Josh Conner <jconner@apple.com>
2122 * expr.c (expand_expr_addr_expr_1): Don't invoke
2123 expand_simple_binop for EXPAND_INITIALIZER.
2125 2005-09-08 Richard Henderson <rth@redhat.com>
2128 * toplev.c (wrapup_global_declaration_1): Split out ...
2129 (wrapup_global_declaration_2): ... from ...
2130 (wrapup_global_declarations): ... here. Return bool.
2131 (check_global_declaration_1): Split out ...
2132 (check_global_declarations): from here.
2133 (emit_debug_global_declarations): New.
2134 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2135 check_global_declaration_1, emit_debug_global_declarations): Declare.
2136 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2137 of decls. Call wrapup_global_declaration_1,
2138 wrapup_global_declaration_2, check_global_declaration_1 directly.
2139 (c_write_global_declarations_2): New.
2141 (c_write_global_declarations): Call c_write_global_declarations_2.
2142 * langhooks.c (write_global_declarations): Call
2143 emit_debug_global_declarations.
2145 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2146 remove decls that have DECL_RTL_SET_P.
2147 * passes.c (rest_of_decl_compilation): Invoke
2148 cgraph_varpool_finalize_decl for all but functions.
2150 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2152 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2153 the result of a conversion if the new min and max cannot be compared.
2155 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2157 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2158 (override_options): Setting s390_sr_alias_set removed.
2159 (save_fpr, save_gprs): Set alias set to vararg or frame.
2160 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2161 s390_sr_alias_set with get_frame_alias_set ().
2162 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2163 get_varargs_alias_set ().
2165 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2169 * c-parser.c (c_parser_objc_method_definition): If the next
2170 token is not "{", error out and don't start the function.
2172 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2174 * tree-vrp.c (extract_range_from_expr): Move the check for non
2175 nullness after the check for gimple invariant.
2177 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2179 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2181 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2184 * config/m32r.md (movmemsi_internal): Canonicalize order of
2185 operands in PLUS component of template.
2187 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2189 * reload1.c (fixup_eh_region_note): Remove assertion.
2190 (fixup_abnormal_edges): Reverted removal of call to
2191 find_many_sub_basic_blocks made on 2005-08-31.
2193 2005-09-07 Richard Henderson <rth@redhat.com>
2195 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2196 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2197 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2198 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2199 rearrange for better packing.
2200 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2201 (lookup_cfa_1): Remove inline marker.
2202 (cfa_equal_p): Split out of ...
2203 (def_cfa_1): ... here. Use INVALID_REGNUM.
2204 (build_cfa_loc): Handle !cfa->indirect.
2205 (frame_pointer_cfa_offset): New.
2206 (dbx_reg_number): Assert register elimination performed; do
2207 leaf register remapping.
2208 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2209 (eliminate_reg_to_offset): New.
2210 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2211 for verifiably local stack frame addresses; re-base to CFA.
2212 (mem_loc_descriptor): Remove can_use_fbreg argument.
2213 (concat_loc_descriptor, loc_descriptor): Likewise.
2214 (containing_function_has_frame_base): Remove.
2215 (rtl_for_decl_location): Don't do register elimination or
2216 leaf register remapping here.
2217 (secname_for_decl): Split out from ..
2218 (add_location_or_const_value_attribute): ... here.
2219 (convert_cfa_to_loc_list): New.
2220 (compute_frame_pointer_to_cfa_displacement): New.
2221 (gen_subprogram_die): Use them.
2222 * tree.h (frame_base_decl): Remove.
2223 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2224 (prologue_stack_adjust): Remove.
2225 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2226 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2227 (set_frame_base_location): Remove.
2228 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2229 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2230 (vt_add_function_parameters): Don't eliminate_regs.
2231 (vt_initialize): Don't create frame_base_decl.
2233 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2235 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2236 version of GNU binutils for 4.x and later.
2238 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2240 * ggc-page.c (ggc_push_context): Remove.
2241 (ggc_pop_context): Likewise.
2242 * ggc.h (ggc_push_context): Remove.
2243 (ggc_pop_context): Likewise.
2245 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2248 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2249 returning from an interrupt handler.
2251 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2254 * config/arc/arc.c (output_shift): Add check for loop count when
2257 2005-09-06 Steven Bosscher <stevenb@suse.de>
2259 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2261 (abs_replacement): Likewise.
2262 (pass_phiopt): Remove TODO_update_ssa.
2264 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2267 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2268 if "return with no value, in function returning non-void" warning
2270 * tree-cfg.c (execute_warn_function_return): Don't look at
2271 RETURN_EXPRs with TREE_NO_WARNING set.
2274 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2275 for internal functions doesn't use registers used by global registers
2276 variables. Use fewer register parameters if there are global register
2279 2005-09-06 Olivier Hainque <hainque@adacore.com>
2280 Eric Botcazou <ebotcazou@adacore.com>
2283 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2284 when we would be extracting outside its bit span (bitpos+bitsize
2285 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2286 Ada unchecked conversions.
2288 2005-09-06 Steven Bosscher <stevenb@suse.de>
2290 * tree-ssa-pre.c (try_look_through_load): New function.
2291 (compute_avail): Use it to try to look through loads for some
2292 more useful expressions.
2294 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2296 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2297 condition for detecting cases like (a&a) and (a^a).
2299 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2301 * common.opt: Add option ftree-vect-loop-version.
2302 * params.def: Add --param vect-max-version-checks.
2303 * doc/invoke.texi: Document ftree-vect-loop-version and
2304 --param vect-max-version-checks.
2305 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2306 may_misalign_stmts and defines for accessors.
2307 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2308 LOOP_VINFO_MAY_MISALIGN_STMTS.
2309 (destroy_loop_vec_info): VEC_free for
2310 LOOP_VINFO_MAY_MISALIGN_STMTS.
2311 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2312 Update documentation.
2313 (vect_update_misalignment_for_peel): New.
2314 (vect_enhance_data_refs_alignment): Update to choose loop
2315 peeling or loop versioning if appropriate for the (potentially)
2316 unaligned data references in the loop.
2317 (vect_analyze_data_refs_alignment): Remove call to
2318 vect_enhance_data_refs_alignment so the checks can be done
2320 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2321 and move up call to vect_analyze_data_refs_alignment.
2322 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2323 (vect_transform_loop): Add call to loop_version.
2325 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2327 PR rtl-optimization/23098
2328 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2329 * simplify-rtx.c (constant_pool_reference_p): New function.
2330 * rtl.h (constant_pool_reference_p): New prototype.
2331 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2332 constant_pool_reference_p in condition and
2333 avoid_constant_pool_reference in preparation statements.
2335 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2337 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2338 STRICT_LOW_PART SETs.
2340 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2343 * except.c (sjlj_emit_function_enter): Find the function begin
2344 note even when it's not in first basic block.
2346 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2348 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2349 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2350 * aclocal.m4: Regenerate.
2352 2005-09-05 DJ Delorie <dj@redhat.com>
2354 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2357 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2359 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2360 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2361 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2362 Follow spelling conventions.
2363 * doc/invoke.texi: Follow spelling conventions.
2365 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2367 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2368 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2369 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2371 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2374 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2375 (output_stack_adjust): Use gen_tmp_stack_mem.
2376 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2377 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2378 (sh_get_pr_initial_val): Likewise.
2379 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2380 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2381 * sh.md (divsi_inv_m0): Use gen_const_mem.
2382 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2383 (movdf_i4+1): Use gen_tmp_stack_mem.
2384 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2385 (fpu_switch+2): Likewise.
2386 (movv4sf_i, movv16sf_i): Use adjust_address.
2387 (symGOT_load): Set MEM_NOTRAP_P bit.
2389 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2392 * pa.c (emit_move_sequence): Fix typo in last change.
2394 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2396 PR rtl-optimization/23454
2397 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2400 2005-09-03 Richard Henderson <rth@redhat.com>
2401 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2404 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2407 2005-09-02 Nicolas Pitre <nico@cam.org>
2409 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2410 to bit_count to 32 bits.
2412 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2415 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2416 generating synthetic loads from volatile lvalues.
2418 005-09-02 Nick Clifton <nickc@redhat.com>
2420 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2421 __ctzhi2, __clzhi2): New functions.
2423 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2426 * tree-nested.c (struct var_map_elt): Mark with GTY.
2427 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2429 (lookup_field_for_decl): Allocate new element in GC memory.
2430 (lookup_tramp_for_decl): Likewise.
2431 (convert_nl_goto_reference): Likewise
2432 (create_nesting_tree): Allocate info in GC memory. Likewise for
2434 (free_nesting_tree): Free with ggc_free instead of free.
2435 (root): New static variable.
2436 (lower_nested_functions): Remove root as local variable. And zero out
2437 root at the end of the function.
2439 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2441 PR rtl-optimization/20365
2442 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2443 to short. New member ix.
2444 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2445 (simplify_plus_minus): Initialize ix members before calling qsort.
2447 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2449 PR tree-optimization/23626
2450 * tree-cfg.c (replace_uses_by): Clean up eh info.
2452 2005-09-01 DJ Delorie <dj@redhat.com>
2454 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2457 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2459 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2460 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2463 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2465 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2466 do not issue warning for a variable definition following
2469 2005-09-01 Richard Henderson <rth@redhat.com>
2472 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2473 conversion to CONST_VECTOR.
2475 2005-09-01 Richard Henderson <rth@redhat.com>
2478 * reload1.c (reload_as_needed): Check !CALL_P before calling
2479 fixup_eh_region_note.
2480 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2482 2005-09-01 DJ Delorie <dj@redhat.com>
2484 * varasm.c (output_constant): Let the target resolve
2485 conversions of addresses to non-default pointer sizes.
2487 2005-09-01 Nicolas Pitre <nico@cam.org>
2489 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2490 to alow matching ARM pre-indexed addressing mode.
2491 (arm_override_options): Remove now irrelevant comment.
2493 2005-09-01 Phil Edwards <phil@codesourcery.com>
2495 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2496 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2497 * config/i386/vxworks.h: Likewise.
2498 * config/i386/t-vxworksae: New file, for VxWorks AE.
2499 * config/i386/vxworksae.h: Likewise.
2501 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2503 PR tree-optimization/23410
2504 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2505 sequence is not wrapping during the first step.
2507 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2510 * dwarf2out.c (base_type_die): Compare char_type_node with
2511 TYPE_MAIN_VARIANT (type), not type.
2513 2005-09-01 Richard Guenther <rguenther@suse.de>
2515 PR tree-optimization/15366
2516 * common.opt: Add -finline-functions-called-once.
2517 Put -fearly-inlining in alphabetically ordered place.
2518 * doc/invoke.texi: Document new option.
2519 * ipa-inline.c (cgraph_decide_inlining): Honour
2520 flag_inline_functions_called_once.
2522 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2524 PR rtl-optimization/23478
2525 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2526 (alloc_qty): Initialize it.
2527 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2528 (combine_regs): Combine also n_throwing_calls_crossed fields.
2529 (find_free_reg): Don't attempt to caller-save pseudos crossing
2530 calls that might throw.
2531 * global.c (struct allocno): Add throwing_calls_crossed field.
2532 (global_alloc): Revert 2005-08-22 change. Initialize
2533 throwing_calls_crossed.
2534 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2537 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2540 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2541 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2542 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2543 (and64_2_operand): Tweak to use predicate.
2544 (and_operand): Adjust for mask_operand changes.
2545 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2546 (print_operand): Likewise.
2547 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2548 (mask64_1or2_operand): Delete.
2549 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2550 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2551 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2552 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2553 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2554 (rotldi3_internal4): Likewise.
2555 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2556 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2557 (ashldi3_internal7): Likewise.
2558 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2559 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2560 (anddi3 split): Don't match mask64_operand.
2561 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2562 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2563 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2564 't' splitter predicate.
2565 (movdi_internal64 + 2): Revert 2005-06-11 change.
2567 2005-08-31 DJ Delorie <dj@redhat.com>
2569 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2570 (m32c_asm_integer): Add support for 32 bit pointers.
2572 2005-08-31 Richard Henderson <rth@redhat.com>
2574 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2575 component-like references for setting MEM_NOTRAP_P.
2577 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2578 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2580 2005-08-31 Richard Henderson <rth@redhat.com>
2582 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2583 into a pseudo before applying gen_lowpart.
2585 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2587 * doc/install.texi (Specific): Update cctools version required
2588 for full functionality.
2589 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2590 linkers as -macosx_version_min.
2592 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2595 * sh.c (print_operand, %R and %S): Add handling of floating point
2596 registers, memory, constants and invalid operands.
2598 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2600 * ipa-pure-const.c: Change dump name.
2602 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2605 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2606 to "reg_or_0_operand".
2607 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2609 2005-08-31 Dale Johannesen <dalej@apple.com>
2611 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2612 loops that count down.
2614 2005-08-31 Richard Henderson <rth@redhat.com>
2617 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2618 (fixup_eh_region_note): New.
2619 (reload_as_needed): Call it.
2620 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2621 don't call find_many_sub_basic_blocks; call verify_flow_info.
2622 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2623 (keep_stack_depressed): Likewise.
2624 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2626 2005-08-31 Richard Henderson <rth@redhat.com>
2628 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2631 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2633 * expr.c (expand_expr_real_1): Compare size of address
2634 mode to target's address mode size in deciding expansion of
2635 the constant address.
2637 2005-08-31 Richard Guenther <rguenther@suse.de>
2640 * expr.c (all_zeros_p): New function.
2641 (expand_expr_real_1): Handle the case of an all-zero
2642 non-addressable constructor separately.
2644 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2646 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2647 arguments, adjust all callers.
2648 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2650 2005-08-30 Richard Henderson <rth@redhat.com>
2653 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2654 whenever the mode sizes match.
2656 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2658 * calls.c (load_register_parameters): Fix comment typo.
2659 * expr.c (emit_push_insn): Comment formatting.
2661 2005-08-30 Ian Lance Taylor <ian@airs.com>
2663 * config/i386/x-cygwin (host-cygwin): Change dependency from
2664 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2666 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2668 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2671 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2674 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2675 call to ggc_collect.
2677 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2680 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2681 beginning. Remove $(INCLUDES) from all the rules, if following
2682 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2684 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2687 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2688 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2689 not constant, but maxlen is, don't set len to maxlen, rather
2690 set maxlen to len if len is a constant.
2692 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2694 PR tree-optimization/23475
2695 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2698 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2700 Fix PR middle-end/22455
2702 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2703 Checksum only the parts of the tree that exist for the tree code.
2705 2005-08-28 Dale Johannesen <dalej@apple.com>
2707 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2709 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2711 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2713 2005-08-28 Richard Henderson <rth@redhat.com>
2715 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2716 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2719 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2722 * builtins.c (get_memory_rtx): Don't strip nops
2723 in between COMPONENT_REFs.
2725 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2728 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2730 (gimplify_modify_expr): Check for zero sized types and gimplify the
2731 rhs and lhs as statements.
2733 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2736 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2737 state for return address column of signal frames.
2739 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2742 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2743 bytes >= 2 not bytes == 2.
2744 (expand_block_move): Same.
2746 2005-08-27 Richard Guenther <rguenther@suse.de>
2749 * config/i386/sse.md (sse2_movsd): Add missing closing
2752 2005-08-27 Paul Brook <paul@codesourcery.com>
2754 * genrecog.c (enum decision_type): Add DT_num_insns.
2755 (struct decision_test): Add u.num_insns.
2756 (add_to_sequence): Add DT_num_insns test.
2757 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2758 (write_cond, debug_decision_2): Ditto.
2759 (change_state): Assume peep2_next_insn never fails.
2760 Remove "afterward" argument.
2761 (write afterward, write_tree): Update to match.
2762 * recog.c (peep2_current_count): New variable.
2763 (peep2_next_insn): Check it.
2764 (peephole2_optimize): Set peep2_current_count.
2765 * recog.h (peep2_current_count): Declare.
2767 2005-08-26 Josh Conner <jconner@apple.com>
2770 * ipa-pure-const.c (check_tree): Check for volatile-ness
2771 when considering a dereference.
2773 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2775 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2777 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2779 PR rtl-optimization/23561
2780 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2781 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2782 at most LEN bytes long memory fits into the field.
2783 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2784 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2785 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2787 2005-08-26 Richard Henderson <rth@redhat.com>
2790 * loop.c (biased_biv_may_wrap_p): New.
2791 (maybe_eliminate_biv_1): Use it to suppress non-equality
2792 comparison transformations. Delete disabled code.
2794 2005-08-26 Ian Lance Taylor <ian@airs.com>
2796 * combine.c (make_extraction): Avoid reference outside object.
2798 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2800 * stor-layout.c (finalize_type_size): Restore behaviour for
2801 non-aggregate types to the status quo ante of the patch for
2802 pr 23467. Document why it matters.
2804 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2807 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2808 array by one element, initialize the BT_LAST element with NULL.
2810 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2812 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2813 optimizing for size.
2815 (compare_plus_eqsi): Same.
2816 (plus_eqsi_compare): Same.
2817 (neg_eq0<mode>): Same.
2818 (neg_eq<mode>): Same.
2820 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2823 2005-08-26 Nick Clifton <nickc@redhat.com>
2825 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2826 TARGET_EP is not defined.
2827 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2828 TARGET_EP is enabled.
2829 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2830 * config/v850/v850.md (save_all_interrupt): Only use the EP
2831 register if TARGET_EP is defined.
2832 (restore_all_interrupt): Likewise.
2833 * config/v850/lib1funcs.asm: Update functions so that the EP
2834 register is only used if __EP__ is defined.
2836 2005-08-26 David Ung <davidu@mips.com>
2838 * config/mips/mips.c (mips_expand_prologue): Handle case when
2839 generating for MIPS16 and the outgoing argument area is more than
2840 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2843 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2845 * config/crx/crx.md: Make doloop_end pattern usage controllable
2846 via mloop-nesting=<max-nesting> command line switch. Make sure
2847 the combiner cannot use doloop_end_<mode> in an illegal way.
2848 * config/crx/crx.c: Use regs up to r6 for argument passing.
2849 Refine crx_address_cost (non cst4 displacements are expensive).
2850 * config/crx/crx.opt: Add switch for mloop-nesting=.
2852 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2854 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2855 (UNSPEC_MVST): New constant.
2857 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2859 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2860 Reject operands containing eliminable registers.
2861 * testsuite/gcc.dg/20050825-1.c: New testcase.
2863 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2864 Jan Hubicka <jh@suse.cz>
2866 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2868 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2870 PR tree-optimization/23546
2871 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2874 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2876 * params.def (PARAM_MIN_SPEC_PROB): New.
2877 * sched-rgn.c (MIN_PROBABILITY): Delete.
2878 (compute_trg_info): Convert to PARAM_VALUE.
2879 * doc/invoke.texi (param): Document min-spec-prob.
2881 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2883 * config/darwin.h: define __PIC__
2884 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2885 TARGET_OS_CPP_BUILTINS macro.
2887 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2889 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2892 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2894 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2896 * cfghooks.c (duplicate_block): Added position where to place
2897 new block as argument.
2898 * cfghooks.h (duplicate_block): Declaration changed.
2899 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2901 * cfglayout.h (copy_bbs): Declaration changed.
2902 * cfgloop.h (loop_version): Declaration changed.
2903 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2904 position to copy_bbs.
2905 (loop_version): Pass position to duplicate_loop_to_header_edge.
2906 Add place_after argument and position new blocks according to
2908 * modulo-sched.c (sms_schedule): Pass place_after argument
2910 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2911 * tree-cfg.c (split_edge_bb_loc): New function.
2912 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2913 to determine position of new blocks.
2914 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2916 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2917 argument to duplicate_block.
2918 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2919 Pass position to copy_bbs.
2921 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2923 * fold-const.c (ptr_difference_const): Use
2924 cst_and_fits_in_hwi instead of host_integerp.
2926 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2928 * config/darwin.c (gen_pic_offset): New.
2929 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2932 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2934 PR tree-optimization/23486
2935 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2937 2005-08-23 Phil Edwards <phil@codesourcery.com>
2939 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2940 remove use_collect2.
2941 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2943 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2944 configuration files to override the default value.
2946 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2947 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2948 * config/vx-common.h: New file, split out from...
2949 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2950 * config/vxworksae.h: New file, for VxWorks AE.
2951 * config/vxworks.opt: New file.
2952 * config/vxlib.c: Update for VxWorks 6.
2954 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2955 other MULTILIB_* variables appropriately.
2956 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2957 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2958 * config/rs6000/vxworks.h: Update for VxWorks 6.
2959 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2961 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2964 * config/darwin.c (machopic_select_section): Remove the hack to
2965 mark "::operator new" and "::operator delete" for coalescing
2966 even though they are not weak.
2968 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2970 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2971 * configure: Regenerate.
2973 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2976 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2978 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2979 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2982 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2984 * config/rs6000/predicates.md (equality_operator): New.
2985 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2986 comparison with a large constant.
2988 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2990 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2992 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2994 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2995 registers is even, and we have a hardware double precision fp,
2997 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2998 size of current argument when checking if argument was passed in
3001 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3004 * stor-layout.c (finalize_type_size): Dont override
3005 existing alignment with a smaller alignment from the mode.
3007 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3009 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3010 * lambda.h (lambda_vector_lexico_pos): ... here.
3011 * tree-data-ref.c (build_classic_dist_vector): Return false when
3012 the distance vector is lexicographically negative.
3014 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3016 PR tree-optimization/23511
3017 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3018 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3020 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3022 PR tree-optimization/22043
3023 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3024 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3025 If ALLOW_FLEXARR, handle types ending with flexible array member.
3026 Pass false as second argument to recursive count_type_elements calls.
3027 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3028 argument to count_type_elements call.
3029 * tree-sra.c (decide_block_copy): Likewise.
3030 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3031 for a constant-sized object, set cleared as well. Pass true as
3032 second argument to count_type_elements call.
3034 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3037 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3038 from legitimate_small_data_p, and make global. Update use.
3039 Remove forward declaration.
3040 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3042 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3044 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3046 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3047 of scratch intermediates.
3048 (eq<mode>_compare): Same.
3049 (neg_eq0<mode>): New.
3050 (neg_eq<mode>): Convert to define_insn_and_split.
3052 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3055 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3056 stdarg functions, set/clear the fp marker even when no variable
3058 * config/rs6000/sysv4.opt (mprototype): Describe.
3060 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3062 PR rtl-optimization/23478
3063 * regs.h (reg_info): Add throw_calls_crossed.
3064 (REG_N_THROWING_CALLS_CROSSED): Define.
3065 * flow.c (allocate_reg_life_data): Initialize
3066 REG_N_THROWING_CALLS_CROSSED.
3067 (propagate_one_insn, attempt_auto_inc): Update
3068 REG_N_THROWING_CALLS_CROSSED.
3069 * global.c (global_alloc): Don't allocate pseudos across
3070 calls that may throw.
3072 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3075 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3076 value is inbetween the range if we did not find an exact match.
3078 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3080 * doc/invoke.texi (Option Summary): Add ms1 options.
3081 * doc/extend.texi: Document interrupt handler attribute for ms1.
3082 * doc/md.texi: Document ms1 constraints.
3083 * config.gcc: Add ms1-*-elf.
3084 * config/ms1/ms1.h: New.
3085 * config/ms1/ms1.c: New.
3086 * config/ms1/ms1.md: New.
3087 * config/ms1/ms1-protos.h: New.
3088 * config/ms1/ABI.txt: New.
3089 * config/ms1/crti.asm: New.
3090 * config/ms1/crtn.asm: New.
3091 * config/ms1/lib2extra-funcs.c: New.
3092 * config/ms1/t-ms1: New.
3093 * config/ms1/ms1.opt: New.
3095 2005-08-22 Ira Rosen <irar@il.ibm.com>
3097 * config/rs6000/altivec.md (xorv4sf3): New.
3098 (negv4sf2, neg<mode>2): Likewise.
3100 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3103 * config/ia64/ia64.md (divsi3): Check divide by zero.
3104 (udivsi3): Likewise.
3106 (udivdi3): Likewise.
3108 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3110 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3111 up to elem_bitsize bits, not max_bitsize.
3113 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3115 PR tree-optimization/23433
3116 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3117 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3119 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3121 PR tree-optimization/23434
3122 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3123 the iteration bound is not an INTEGER_CST.
3125 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3127 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3128 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3129 NULL if need_epilog_adjust is false.
3130 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3131 Case 3 always peels first itration, not just for PLUS case, and no need
3132 to use scalar_initial_def here. Create an epilog adjustment only if
3133 scalar_initial_def is not NULL.
3135 (vectorizable_reduction): Remove assert.
3137 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3140 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3141 (__moddi3): Likewise.
3142 (__udivdi3): Likewise.
3143 (__umoddi3): Likewise.
3144 (__divsi3): Likewise.
3145 (__modsi3): Likewise.
3146 (__udivsi3): Likewise.
3147 (__umodsi3): Likewise.
3149 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3151 * tree-pass.h (TDF_GRAPH): Define.
3152 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3153 * passes.c (finish_optimization_passes): Only call
3154 finish_graph_dump_file if TDF_GRAPH is set.
3155 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3156 NULL. Set TDF_GRAPH bit.
3157 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3159 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3161 * arm.h (arm_stack_offsets): Add locals_base field.
3162 * arm.c (arm_get_frame_offsets): Compute it.
3163 (thumb_compute_initial_elimination offset): Make the Thumb frame
3164 pointer point to the base of the local variables.
3165 (thumb_expand_prologue): Update accordingly.
3166 (thumb_expand_epilogue): Likewise.
3168 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3169 mode of clobbered scratch to DImode. Handle a case that's known to
3172 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3174 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3175 (gt0<mode>_compare): Delete.
3176 (neg_gt0<mode>): Delete.
3178 2005-08-19 Eric Christopher <echristo@apple.com>
3180 * optabs.h: Change CTI_ to COI_.
3183 2005-08-19 James E Wilson <wilson@specifix.com>
3185 * builtins.c (expand_builtin_return_addr): Set
3186 current_function_accesses_prior_frames when count != 0. Use
3187 frame_pointer_rtx when count == 0.
3188 * function.h (struct function): Add accesses_prior_frames field.
3189 (current_function_accesses_prior_frames): Define.
3190 * reload1.c (init_elim_table): Check
3191 current_function_accesses_prior_frames.
3192 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3194 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3196 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3197 indicator. Return true if the flowgraph changed during
3200 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3203 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3204 conditional expression before testing its value.
3206 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3208 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3210 2005-08-19 Devang Patel <dpatel@apple.com>
3212 PR tree-optimization/23048
3213 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3214 third parameter. Check whether latch is dominated by exit
3216 (if_convertible_loop_p): Supply exit block itself to
3217 if_convertible_bb_p.
3219 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3222 * arm.md (arm_load_pic_register): Change argument to the mask of
3223 saved registers. Call thumb_find_work_register if we need a
3224 scratch register on Thumb.
3225 (arm_expand_prologue): Pass empty register set to
3226 arm_load_pic_register.
3227 (thumb_expand_prologue): Pass live_regs_mask directly to
3228 arm_load_pic_register.
3229 * arm-protos.h (arm_load_pic_register): Update prototype.
3231 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3233 * sh.c (find_sole_member): New function.
3234 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3235 if the record's alignment is larger than the size of its only member.
3237 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3240 * arm.c (thumb_legitimize_reload_address): New function.
3241 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3242 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3244 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3246 * config/crx/crx.c: Implement crx_decompose_address. Reject
3247 symbolic displacements since CRX register relative adressing
3248 mode can't handle unsigned 32-bit values as displacements.
3249 * config/crx/crx.h: Simplify definitions, remove redundant
3250 parenthesis and obsolete macros.
3251 * config/crx/crx.opt: Add new switch for debugging addresses.
3252 * config/crx/crx-protos.h: Add new declarations for above.
3254 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3257 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3260 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3262 * collect2.c (dup2): Delete.
3263 * configure.ac: Don't check for dup2.
3265 * config.in, configure: Regenerate.
3267 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3269 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3270 record with the type of its only member.
3272 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3274 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3275 define_insn_and_split.
3276 (plus_ltu<mode>_compare): Same.
3277 (gtu<mode>_compare): Same.
3278 (plus_gtu<mode>_compare): Same.
3280 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3282 PR tree-optimization/22228
3283 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3285 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3286 are recorded in vect_vnames_to_rename for renaming.
3287 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3288 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3289 in vect_vnames_to_rename.
3290 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3291 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3293 2005-08-18 Jan Hubicka <jh@suse.cz>
3296 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3297 info only for local statics, not for member variables.
3299 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3301 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3303 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3305 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3307 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3310 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3312 2005-08-17 James E Wilson <wilson@specifix.com>
3314 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3317 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3319 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3320 (leu<mode>_compare): Same.
3321 (plus_leu<mode>): Same.
3322 (neg_leu<mode>): Same.
3323 (and_neg_leu<mode): Same.
3324 (ltu<mode>_compare): Same.
3325 (plus_ltu<mode>): Same.
3327 (geu<mode>_compare): Same.
3328 (plus_geu<mode>): Same.
3329 (neg_geu<mode>): Same.
3330 (and_neg_geu<mode>): Same.
3331 (plus_gt<mode>): Same.
3332 (gtu<mode>_compare): Same.
3333 (plus_gtu<mode>): Same.
3335 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3337 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3338 Move call_table_data to end. Delete spurious .text.
3339 (callt_save_all_interrupt): Fix comment typo.
3341 2005-08-17 James E Wilson <wilson@specifix.com>
3342 Kevin Winchester <winchester@amirix.com>
3345 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3347 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3350 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3351 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3353 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3355 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3356 record with the type of its only member if the modes don't match.
3358 * varasm.c (decode_reg_name): Skip empty additional register names.
3360 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3362 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3363 lsm_tmp_name_length): New.
3364 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3365 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3367 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3368 Andreas Krebbel <krebbel1@de.ibm.com>
3370 * config.gcc: Added z9-109 switch.
3371 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3372 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3373 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3374 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3375 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3376 for "z9_109" cpu attribute.
3377 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3378 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3379 (s390_handle_arch_option): Added z9-109 switch.
3380 (override_options): Set respective cost function for z9-109.
3381 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3382 (legitimate_reload_constant_p): Accept extended immediates.
3383 (print_operand): Three new output modifiers added: k, m and o.
3384 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3385 (s390_output_mi_thunk): Use extended immediate when possible.
3386 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3387 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3388 (CONSTRAINT_LEN): Added length of O constraint.
3389 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3390 * config/s390/s390.md ("cpu"): New value z9_109 added.
3391 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3392 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3393 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3394 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3395 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3396 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3397 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3398 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3399 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3400 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3401 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3402 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3403 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3404 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3405 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3407 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3408 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3409 insns for TARGET_EXTIMM.
3411 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3413 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3415 2005-08-17 Nick Clifton <nickc@redhat.com>
3417 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3418 Call default_encode_section_info.
3420 2005-08-17 Steven Bosscher <stevenb@suse.de>
3422 PR tree-optimization/21574
3423 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3424 constant, return CONSTANT.
3425 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3426 (ccp_fold, visit_assignment): Likewise.
3427 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3429 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3431 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3432 fold_buildN instead of buildN then fold_initializer or fold.
3433 (build_unary_op): Likewise.
3434 (build_binary_op): Likewise.
3435 * fold-const.c (fold_initializer): Remove.
3436 (fold_build1_initializer): New function.
3437 (fold_build2_initializer): New function.
3438 (fold_build3_initializer): New function.
3439 * tree.h (fold_initializer): Remove.
3440 (fold_build1_initializer): New function.
3441 (fold_build2_initializer): New function.
3442 (fold_build3_initializer): New function.
3444 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3446 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3447 (try_move_mult_to_index): Call fold_build2 instead of build2.
3448 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3449 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3450 fold_binary_to_constant.
3451 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3453 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3454 check if A == gcd (A, B). Remove TYPE argument.
3455 (analyze_offset) Use fold_build2 instead of fold (build.
3456 (create_data_ref): Likewise.
3457 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3458 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3461 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3463 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3464 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3466 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3469 * gimplify.c (zero_sized_type): New function.
3470 (gimplify_modify_expr_rhs): If we have a zero sized type,
3471 replace the statement with an empty statement.
3473 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3475 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3478 2005-08-16 Ian Lance Taylor <ian@airs.com>
3480 * doc/tm.texi (Label Output): Correct typo.
3482 2005-08-16 Steven Bosscher <stevenb@suse.de>
3485 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3486 force_operand will work later on using have_insn_for.
3488 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3490 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3492 2005-08-16 Ian Lance Taylor <ian@airs.com>
3495 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3496 vector type, don't try to construct it element by element. Add an
3497 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3499 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3501 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3503 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3505 * doc/invoke.texi (Precompiled Headers): Document some more options
3506 which are known to be safe.
3508 2005-08-16 James E Wilson <wilson@specifix.com>
3510 PR tree-optimization/21105
3511 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3512 TREE_OVERFLOW check.
3514 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3516 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3517 (neg_ltu<mode>): Same.
3519 (neg_gtu<mode>): Same.
3521 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3523 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3524 (fold_builtin_isdigit): Use fold_buildN.
3525 (build_function_call_expr): Likewise.
3526 * c-typeck.c (c_finish_loop): Likewise.
3528 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3529 Richard Shann <rshann@superh.com>
3531 PR middle-end/20396:
3532 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3534 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3536 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3538 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3541 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3542 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3545 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3548 * fold-const.c (build_range_check): Disable optimization for function
3549 pointer expressions on targets that require function pointer
3552 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3554 * simplify-rtx.c (simplify_const_relational_operation): When
3555 extracting arguments of a COMPARE, recompute the mode as well.
3557 2005-08-15 Ian Lance Taylor <ian@airs.com>
3559 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3561 2005-08-15 DJ Delorie <dj@redhat.com>
3563 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3565 (movsi_splittable): Allow, but split, moves to the stack.
3566 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3569 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3571 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3572 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3573 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3575 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3576 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3577 Delete HOST_PTR_PRINTF.
3579 * configure, config.in: Regenerate.
3581 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3583 * config/rs6000/rs6000.md (QHSI): New mode macro.
3584 (wd): Extend mode attr for QImode and HImode
3585 (dbits): New mode attr.
3586 (zero_extend<mode>di2): Convert to mode macro.
3588 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3591 * doc/invoke.texi (-mgnu-ld): Update description.
3594 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3597 * Makefile.in (tree-chrec.o): Depends on real.h.
3598 * tree-chrec.c: Include real.h.
3599 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3600 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3601 * tree-scalar-evolution.c (add_to_evolution_1,
3602 interpret_rhs_modify_expr): Ditto.
3604 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3607 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3608 step is negative compute the estimation from init downwards to zero.
3610 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3612 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3614 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3616 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3618 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3619 Accept double-word constants that can be split.
3620 * config/s390/s390.md ("movti"): Use 'P' constraint.
3621 ("*movdi_31", "*movdf_31"): Likewise.
3623 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3625 Fix PR tree-optimization/22615
3627 * tree-ssa-structalias.c (solution_set_add): Handle
3628 first_vi_for_offset returning NULL.
3629 (do_da_constraint): Ditto.
3630 (do_sd_constraint): Ditto.
3631 (do_ds_constraint): Ditto
3632 (find_func_aliases): Ditto.
3633 (build_constraint_graph): RHS is allowed be ANYTHING.
3634 (first_vi_for_offset): Return NULL if we couldn't find anything at
3637 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3639 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3640 over memory as first operand.
3642 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3645 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3646 available for setting it.
3648 2005-08-14 Ira Rosen <irar@il.ibm.com>
3650 PR tree-optimization/23320
3651 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3652 data-refs' types instead of base object nullness. Add check for
3653 pointer type data-refs before first location comparison. Remove
3656 2005-08-14 Andreas Schwab <schwab@suse.de>
3658 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3660 2005-08-13 James E Wilson <wilson@specifix.com>
3662 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3663 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3664 -fstack-protector-all, --param ssp-buffer-size): Document.
3665 (-Wvariadic-macros): Alphabetize.
3666 (-fsched-stalled-insns-dep): Add missing 'f'.
3668 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3671 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3673 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3674 or indirect address operand.
3675 (EXTRA_ADDRESS_CONSTRAINT): New.
3676 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3678 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3680 PR tree-optimization/22236
3681 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3682 successors and predecessors.
3683 * tree-chrec.c (chrec_convert): Before converting, check that
3684 sequences don't wrap.
3685 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3686 (analyze_array): Extern.
3687 (find_data_references_in_loop): Remove call to
3688 compute_estimated_nb_iterations.
3689 * tree-data-ref.h (analyze_array): Declared.
3690 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3691 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3692 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3693 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3695 * tree-ssa-loop-ivcanon.c: Fix documentation.
3696 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3697 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3698 (infer_loop_bounds_from_undefined): New.
3699 (estimate_numbers_of_iterations_loop): Use
3700 infer_loop_bounds_from_undefined.
3701 (used_in_pointer_arithmetic_p): New.
3702 (scev_probably_wraps_p): Pass an extra parameter. Call
3703 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3704 (convert_step): Fix documentation.
3705 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3706 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3707 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3708 scev_probably_wraps_p.
3710 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3712 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3713 (s390_register_info): Ignore clobbered_regs information for fixed
3714 registers, and only fixed registers.
3715 (s390_init_frame_layout): Remove redundant call.
3717 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3719 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3720 description of -Wold-style-casts.
3722 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3723 Jakub Jelinek <jakub@redhat.com>
3725 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3726 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3727 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3728 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3729 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3730 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3731 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3732 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3733 ("stack_protect_set", "stack_protect_test"): New expanders.
3734 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3735 "stack_protect_testdi"): New insn definitions.
3737 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3739 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3741 2005-08-12 Paul Brook <paul@codesourcery.com>
3743 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3745 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3747 * config/s390/predicates.md (setmem_operand): New predicate.
3748 (shift_count_operand): Accept ANDs with special constants as
3750 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3751 with special constants.
3752 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3753 shift_count_operand with setmem_operand.
3755 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3757 * config/s390/s390.c (s390_extract_part, s390_single_part):
3759 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3760 (s390_output_mi_thunk): Don't use lg on 31 bit.
3761 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3762 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3764 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3766 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3767 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3768 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3769 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3770 with one of the new macros.
3772 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3774 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3775 Don't set save_return_addr_p.
3776 (s390_register_info): Make clobbered_regs not depending on
3779 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3781 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3782 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3784 2005-08-11 James E. Wilson <wilson@specifix.com>
3786 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3788 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3790 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3791 locations gathered by var-tracking in single entry loc_list
3792 over loc_descriptor_from_tree.
3794 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3795 pass it down to loc_descriptor.
3796 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3797 (containing_function_has_frame_base): Move earlier in the file.
3798 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3799 instead of always assuming fbreg can't be used.
3801 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3803 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3804 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3805 Accept address wrapped in AND for Altivec.
3806 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3807 Strip AND wrapping offset address for Altivec.
3809 2005-08-11 Richard Henderson <rth@redhat.com>
3812 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3813 before using TYPE_IS_SIZETYPE.
3815 2005-08-11 Richard Henderson <rth@redhat.com>
3818 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3819 insn types not present on ev4.
3820 (alphaev5_insn_pipe): Similarly.
3822 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3825 * arm.c (arm_override_options): If the user has selected callee-super-
3826 interworking, then enable normal interworking.
3828 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3830 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3833 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3835 * doc/rtl.texi: Fix two typos.
3837 2005-08-11 Richard Guenther <rguenther@suse.de>
3840 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3841 cases where we call to/from functions returning void.
3843 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3846 * tree.c (build_pointer_type_for_mode): Robustify.
3848 2005-08-10 James E Wilson <wilson@specifix.com>
3850 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3851 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3853 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3856 2005-08-10 Eric Christopher <echristo@apple.com>
3858 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3859 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3862 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3865 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3866 for the high part when generating dynamic-no-pic code.
3868 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3870 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3871 (x86_64-*-linux*): Likewise.
3873 * config/i386/crtfastmath.c: New file.
3874 * config/i386/t-crtfm: Likewise.
3876 * config/i386/linux.h (ENDFILE_SPEC): New.
3877 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3879 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3882 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3884 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3885 (vec_shl, vec_shr): Document new operations.
3886 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3888 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3890 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3891 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3892 change predicate to indexed_or_indirect_address.
3894 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3896 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3897 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3898 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3899 and __aeabi_uwrite8.
3900 * config/arm/unaligned-funcs.c: New file.
3901 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3903 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3905 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3907 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3908 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3910 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3911 * final.c (pass_shorten_branches): Add dump.
3912 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3913 (pass_life): Rename dump.
3914 (rest_of_handle_flow2): Remove initial verify_flow_info.
3915 * function.c (pass_instantiate_virtual_regs): Add dump.
3916 * integrate.c (pass_initial_value_sets): Add dump.
3917 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3918 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3919 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3920 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3921 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3922 gate_rtl_unrool_and_peel_loops): New.
3923 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3924 rtl_doloop): Do not look at flags.
3925 * mode-switching.c (pass_mode_switching): Add dump.
3926 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3927 pass_split_before_regstack): Add dump.
3928 * regmove.c (pass_stack_adjustments): Add dump.
3929 * tree-optimize.c (pass_fixup_cfg): Add dump.
3931 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3934 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3935 deciding which instruction sequence to use.
3937 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3939 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3940 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3942 2005-08-09 Richard Guenther <rguenther@suse.de>
3944 * c-common.c (builtin_function_2): Remove.
3945 (def_builtin_1): New function.
3946 (c_common_nodes_and_builtins): Use def_builtin_1 to
3947 build builtin functions.
3949 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3951 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3952 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3953 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3956 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3958 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3959 fold_binary instead of fold_build2 since we don't care about the
3961 (loop_niter_by_eval): Likewise.
3962 (compare_trees): Likewise.
3963 (proved_non_wrapping_p): Likewise.
3965 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3969 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3970 if the if is really empty.
3972 2005-08-09 Steven Bosscher <stevenb@suse.de>
3974 PR tree-optimization/23234
3975 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3976 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3977 argument of the new enum.
3978 (execute_cse_reciprocals): Add reciprocals for function arguments
3979 on the unique successor edge of the entry block. Update other calls
3980 to execute_cse_reciprocals_1.
3982 2005-08-08 Richard Henderson <rth@redhat.com>
3985 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3987 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3989 * expr.c (write_complex_part): Return after handling MEM.
3991 2005-08-08 Josh Conner <jconner@apple.com>
3993 PR rtl-optimization/23241
3994 * combine.c (simplify_comparison): Fix error in determining
3995 whether to lift a subreg from comparison.
3997 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4000 * config/rs6000/altivec.md (vec_init<mode>): New.
4001 (vec_set<mode>): New.
4002 (vec_extract<mode>): New.
4003 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4004 (rs6000_expand_vector_set): New.
4005 (rs6000_expand_vector_extract): New.
4006 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4007 for Altivec modes before reload.
4008 (altivec_expand_vec_init_builtin): New.
4009 (get_element_number): New.
4010 (altivec_expand_vec_set_builtin): New.
4011 (altivec_expand_vec_ext_builtin): New.
4012 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4014 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4016 * config/rs6000/rs6000.h (rs6000_builtins): Add
4017 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4018 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4019 * config/rs6000/rs6000-protos.h: Declare new functions.
4021 2005-08-08 Jan Hubicka <jh@suse.cz>
4023 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4024 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4025 * i386.md (movdi*): Use pic_32bit_operand.
4026 * predicates.md (pic_32bit_operand): New.
4028 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4031 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4033 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4035 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4036 (test_for_singularity): Use fold_build2.
4038 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4040 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4042 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4044 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4045 (COMMON_ASM_OP) Define.
4046 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4047 (ix86_encode_section_info): Likewise.
4048 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4049 SUBTARGET_ENCODE_SECTION_INFO.
4051 2005-08-06 Richard Henderson <rth@redhat.com>
4054 * tree-nested.c (convert_local_reference): Save and restore val_only
4055 around component_ref and friends. Clear walk_subtrees by default.
4057 2005-08-06 Peter O'Gorman <peter@pogma.com>
4060 * gcc.c (process_command): Check the argument to -b has a dash.
4061 * doc/invoke.texi: Update -b and -V docs.
4063 2005-08-06 James E Wilson <wilson@specifix.com>
4065 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4067 2005-08-06 Michael Matz <matz@suse.de>
4069 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4070 member only if only one insn is associated with the value.
4072 2005-08-06 Nick Clifton <nickc@redhat.com>
4074 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4076 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4077 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4078 Check symbol flags instead of symbol name mangling.
4079 (xstormy16_asm_output_aligned_common): Likewise. Also
4080 simplify code since the bss100_section cass is the only case
4081 where the below100 code will be triggered.
4082 (xstormy16_encode_section_info): Encode below100 attribute
4083 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4085 (xstormy16_strip_name_encoding): Delete - this function is no
4087 (TARGET_STRIP_NAME_ENCODING): Undefine.
4088 * config/stormy16/stormy16-protos.h: Delete prototype for
4089 xstormy16_strip_name_encoding.
4091 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4093 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4094 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4095 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4096 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4097 config/alpha/predicates.md, config/arc/arc.h,
4098 config/arm/arm.h, config/arm/ieee754-df.S,
4099 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4100 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4101 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4102 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4103 config/m68hc11/m68hc11.h, config/mips/mips.c,
4104 config/mips/mips.h, config/mips/openbsd.h,
4105 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4106 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4107 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4108 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4109 config/sparc/linux.h, config/sparc/linux64.h,
4110 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4111 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4112 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4113 typos. Follow spelling conventions.
4115 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4118 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4119 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4120 specially. Check for side effects only for COND_EXPR.
4121 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4122 return with TREE_NO_WARNING.
4124 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4126 PR rtl-optimization/23233
4127 * loop.c (combine_movables): Require the modes to be the same.
4128 (move_movables): Remove handling of cases where the replacement
4129 had a different mode to the original.
4131 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4133 PR tree-optimization/23128
4134 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4135 subtraction wrap, and set TREE_OVERFLOW if they do.
4137 2005-08-05 Richard Henderson <rth@redhat.com>
4140 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4141 FORCED_LABEL labels.
4143 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4146 * reload.c (find_reloads_subreg_address): Pass down TYPE
4147 unchanged. Change all callers except find_reloads_toplev.
4149 2005-08-05 Michael Matz <matz@suse.de>
4151 * genattrtab.c (current_alternative_string): Remove.
4152 (SIMPLIFY_ALTERNATIVE): Ditto.
4153 (attr_alt_bit_p): Ditto.
4154 (alternative_name): Make const char *.
4155 (evaluate_eq_attr): Remove use of above things.
4156 (simplify_test_exp): Ditto.
4157 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4158 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4160 2005-08-04 James E Wilson <wilson@specifix.com>
4162 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4163 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4164 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4165 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4166 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4168 2005-08-04 Richard Henderson <rth@redhat.com>
4171 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4172 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4173 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4174 if we'd have to instantiate too many members.
4176 2005-08-04 Richard Henderson <rth@redhat.com>
4179 * tree-outof-ssa.c (coalesce_asm_operands): New.
4180 (coalesce_ssa_name): Use it. Split out ...
4181 (coalesce_phi_operands, coalesce_result_decls): ... these.
4183 2005-08-04 Paul Brook <paul@codesourcery.com>
4185 * read-rtl.c (read_quoted_string): Break if EOF.
4187 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4189 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4190 (fold_build2): Likewise.
4191 (fold_build3): Likewise.
4192 (fold_build1_stat): New function prototype.
4193 (fold_build2_stat): Likewise.
4194 (fold_build3_stat): Likewise.
4195 * fold-const.c (fold_build1): Rename to ..
4196 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4197 through to build1_stat.
4198 (fold_build2): Rename to ..
4199 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4200 through to build2_stat.
4201 (fold_build3): Rename to ..
4202 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4203 through to build3_stat.
4205 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4206 Ian Lance Taylor <ian@airs.com>
4208 * function.c (assign_stack_local_1): Do not correct stack slot
4209 address if allocation size is smaller than mode size.
4211 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4214 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4215 (tree_merge_blocks): Propagate anything allowed by
4217 Clarify documentation.
4218 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4219 SSA form, schedule an update if necessary.
4221 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4223 * doc/install.texi (Binaries): Remove broken link to
4224 Sinix/Reliant Unix binaries.
4226 2005-08-03 Richard Henderson <rth@redhat.com>
4229 * function.c (stack_protect_epilogue): Export.
4230 * tree.h (stack_protect_epilogue): Declare.
4231 * calls.c (expand_call): Call it.
4233 2005-08-03 Eric Christopher <echristo@apple.com>
4235 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4236 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4239 2005-08-04 Jan Hubicka <jh@suse.cz>
4241 * profile.c (branch_prob): Split edges with goto locus on them
4242 to get proper line counts.
4243 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4245 2005-08-03 Paul Brook <paul@codesourcery.com>
4247 * function.c (assign_parms): Round current_function_args_size
4248 to PARM_BOUNDARY, not STACK_BOUNDARY.
4250 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4252 * config/i386/i386.c (x86_elf_aligned_common)
4253 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4255 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4257 PR tree-optimization/23157
4258 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4259 before emitting them.
4261 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4263 PR tree-optimization/19899
4264 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4265 * tree-scalar-evolution.c: Include real.h.
4266 (add_to_evolution): Build constant -1 of correct type.
4268 2005-08-03 Jan Hubicka <jh@suse.cz>
4270 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4271 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4272 profile updating for complette unrolling.
4273 * loop-unroll.c (peel_loop_completely): Use it.
4274 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4275 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4278 2005-08-03 Paul Brook <paul@codesourcery.com>
4280 * combine.c (can_change_dest_mode): New function.
4281 (try_combine, simplify_set): Use it.
4283 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4285 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4288 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4290 * doc/install.texi (Specific): Adjust link to openavr.org.
4291 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4292 (Binaries): Adjust HP-UX Porting Center link.
4293 (Binaries): Adjust Free Software Foundation ordering link.
4295 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4297 * convert.c (convert_to_integer): Use fold_build1 instead of
4298 build1 when converting an integer to an integer.
4300 2005-08-02 Richard Henderson <rth@redhat.com>
4302 * combine.c (combine_instructions): Don't use reg_equal/equiv
4303 results if the mode doesn't match.
4305 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4307 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4308 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4310 2005-08-02 Richard Henderson <rth@redhat.com>
4313 * explow.c (memory_address): Remove special-case for
4314 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4316 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4319 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4320 number of calls to cleanup_tree_cfg_1.
4322 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4324 * doc/invoke.texi: document file extensions .F90 and .F95
4326 2005-08-02 Richard Guenther <rguenther@suse.de>
4328 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4329 positive if its first argument is positive.
4331 2005-08-02 Richard Guenther <rguenther@suse.de>
4333 PR tree-optimization/23177
4334 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4337 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4339 PR tree-optimization/23129
4340 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4341 varying for divisions with anti-ranges.
4343 2005-08-02 Jan Hubicka <jh@suse.cz>
4345 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4346 * tree-ssa-threadupdate.c (thread_block): Add it here.
4348 2005-08-01 James E Wilson <wilson@specifix.com>
4350 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4351 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4352 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4354 * config/mips/predicates.md (const_call_insn_operand): Add check for
4355 SYMBOL_REF_LONG_CALL_P.
4356 * doc/extend.texi (long_call): Document the new attribute.
4358 2005-08-01 Ian Lance Taylor <ian@airs.com>
4359 Richard Henderson <rth@redhat.com>
4361 * Makefile.in (RTL_BASE_H): Add real.h.
4362 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4364 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4366 * rtl.c (rtl_check_failed_code_mode): New.
4367 * rtl.h (struct rtx_def): Add u.rv.
4368 (XCMWINT, XCNMPRV): New.
4369 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4370 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4372 2005-08-01 Richard Henderson <rth@redhat.com>
4374 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4375 with auto-inc codes.
4377 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4379 2005-08-01 Jan Hubicka <jh@suse.cz>
4381 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4382 * i386.c: Include dwarf2.h
4383 (asm_preferred_eh_data_format): New.
4384 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4386 2005-08-01 Ian Lance Taylor <ian@airs.com>
4388 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4389 randomize_va_space for virtual address randomization control.
4391 2005-08-01 Steven Bosscher <stevenb@suse.de>
4393 * common.opt (flag_ipa_cp): Put in right place to maintain
4396 2005-08-01 Jan Hubicka <jh@suse.cz>
4398 * profile.c (compute_value_histograms): Fix thinko.
4399 * value-prof.c: Include toplev.h
4400 (check_counter): New function.
4401 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4402 tree_mod_subtract_transform): Add sanity check.
4404 2005-08-01 Richard Guenther <rguenther@suse.de>
4406 PR tree-optimization/23133
4407 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4408 current functions parameter decls to find defs to cse
4411 2005-08-01 Richard Guenther <rguenther@suse.de>
4413 PR tree-optimization/23109
4414 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4415 If trapping math is in effect, use post-dominator information
4416 to check if we'd in any case reach a trapping point before
4417 doing the reciprocal insertion.
4418 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4419 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4420 expressions are invariant only if trapping math is not in effect.
4422 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4424 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4425 cgraph_function_versioning): New declarations.
4426 * cgraphunit.c: Add include to ipa-prop.h.
4427 (update_call_expr, cgraph_copy_node_for_versioning,
4428 cgraph_function_versioning): New functions.
4429 * integrate.c (copy_decl_for_inlining): Remove.
4430 * ipa-prop.h (ipa_replace_map): New struct.
4431 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4432 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4433 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4434 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4435 ipcp_iterate_stage, ipcp_method_scale_print,
4436 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4437 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4438 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4439 ipcp_update_bb_counts, ipcp_update_profiling,
4440 ipcp_update_edges_counts): New functions.
4441 (ipcp_method_cval_init): Remove restriction regarding local methods.
4442 (ipcp_init_stage): Add ipcp_method_compute_scale.
4443 (ipcp_insert_stage): Add versioning.
4444 (ipcp_structures_print): Add ipcp_method_scale_print.
4445 (ipcp_driver): Dump profiling info.
4446 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4447 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4448 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4449 (struct inline_data): Add versioning_p, ipa_info, new fields.
4450 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4451 declare_return_variable): Replace calls to copy_decl_for_inlining with
4453 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4455 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4456 Add argument VERSIONING.
4457 (copy_arguments_for_versioning, copy_static_chain,
4458 function_versionable_p, tree_versionable_function_p,
4459 tree_function_versioning, replace_ref_tree): New functions.
4460 * tree-inline.h: Include varray.h.
4461 (tree_versionable_function_p, tree_function_versioning,
4462 tree copy_decl_for_dup): New declarations.
4464 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4466 * ipa-cp.c: New file. Contains IPCP specific functionality.
4467 * ipa-prop.h: New file. Contains structures/definitions that can be
4468 used by several interprocedural data flow optimizations (and also IPCP).
4469 * ipa-prop.c: New file.
4470 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4471 * common.opt: Add ipa-cp flag.
4472 * timevar.def: Add IPCP optimization.
4473 * tree-optimize.c (init_tree_optimization_passes): Schedule
4475 * tree-pass.h (pass_ipa_cp): Declare.
4477 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4479 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4480 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4481 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4482 config/i386/i386.c, config/mips/mips.h,
4483 config/rs6000/rs6000.h, config/sh/sh.c,
4484 config/stormy16/stormy16.c: Fix comment typos.
4486 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4489 * c-typeck.c (build_binary_op): Use common_type wrapper on
4491 (common_type): Update comment.
4493 2005-07-31 Steven Bosscher <stevenb@suse.de>
4496 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4497 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4498 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4500 2005-07-31 Jan Hubicka <jh@suse.cz>
4502 * pretty-print.h (pp_widest_integer): New macro.
4503 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4506 2005-07-31 Jan Hubicka <jh@suse.cz>
4508 * output.h (enum section_category): Export from varasm.c
4509 (categorize_decl_for_section): Likewise.
4510 * varasm.c (enum section_category): Kill.
4511 (categorize_decl_for_section): Make global.
4512 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4514 * i386.c (ix86_section_threshold): New static variable.
4515 (ix86_in_large_data_p, ix86_encode_section_info,
4516 x86_64_elf_unique_section,
4517 x86_64_elf_select_section): New functions.
4518 (TARGET_ENCODE_SECTION_INFO): Define
4519 (override_options): Enable medium model for PIC.
4520 (ix86_expand_prologue): Expand gen_set_got_rex64.
4521 (legitimate_constant_p): Handle new UNSPECs.
4522 (legitimate_pic_address_disp_p): Likewise.
4523 (legitimize_pic_address): Lower MEDIUM model addressing.
4524 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4525 (enum cmodel): Add MEDIUM_PIC.
4526 (SYMBOL_REF_FAR_ADDR_P): New macro.
4527 (SYMBOL_FLAG_FAR_ADDR): New flag.
4528 * i386.md (movdi): Support medium model.
4529 (set_got_rex64): New pattern.
4530 * i386.opt (mlarge-data-threshold): New flag.
4531 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4532 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4533 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4534 TARGET_ASM_UNIQUE_SECTION): New.
4536 * invoke.texi (-mlarge_data_threshold): Document
4538 2005-07-31 Jan Hubicka <jh@suse.cz>
4540 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4541 (coalesce_vars): Likewise.
4542 * tree-ssa-live.c (coalesce_cost): New.
4543 (build_tree_conflict_graph): Use coalesce_cost.
4544 * tree-ssa-live.h (coalesce_cost): Declare.
4546 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4548 * arm.md (all peepholes for post-increment operations): Delete.
4549 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4550 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4551 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4552 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4553 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4555 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4557 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4560 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4563 * doc/invoke.texi: Document -rdynamic.
4565 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4568 * c-parser.c (c_parser_parms_list_declarator): Call
4569 mark_forward_parm_decls.
4570 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4571 decls with visibility structure.
4573 2005-07-30 Paul Brook <paul@codesourcery.com>
4575 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4577 2005-07-30 Paul Brook <paul@codesourcery.com>
4579 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4581 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4583 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4585 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4588 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4589 nested function declarators.
4590 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4591 (grokparms): Call warn_if_shadowing for parameters used within the
4593 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4594 not used within the parameter list.
4595 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4597 2005-07-30 Jan Hubicka <jh@suse.cz>
4599 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4600 * i386.c (ix86_fixup_binary_operands): Likewise.
4601 (ix86_expand_unary_operator): Likewise.
4602 (ix86_expand_fp_absneg_operator): Likewise.
4603 * optabs.c (expand_vec_cond_expr): Validate dest.
4605 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4608 * real.c (real_from_string): Also set last bit if there is a
4609 nonzero hex digit beyond GCC's internal precision after ".".
4611 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4613 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4614 define_constants. Change duplicate values to unassigned numbers.
4615 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4616 (*altivec_vspltsf): New.
4617 (altivec_vperm_v4sf): Delete.
4618 (altivec_vperm_<mode>): Use mode macro V.
4619 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4620 (altivec_predicate_v4sf): Delete.
4621 (altivec_predicate_<mode>): Use mode macro V.
4622 (*altivec_lvesfx): New.
4623 (*altivec_stvesfx): New.
4624 (vec_realign_load_v4sf): Delete.
4625 (vec_realign_load_<mode>): Use mode macro V.
4626 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4629 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4632 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4634 * configure: Regenerated.
4636 2005-07-29 Paul Brook <paul@codesourcery.com>
4638 * doc/install.texi: Add link to GFortran binaries wiki page.
4640 2005-07-29 David Ung <davidu@mips.com>
4642 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4643 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4644 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4645 * config/mips/mips.md (cpu): Add 5kf name.
4646 (includes): Includes 5k.md.
4647 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4648 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4651 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4654 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4655 (cleanup_tree_cfg): ... here.
4656 Call cleanup_tree_cfg_1 until there are no more cleanups to
4659 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4661 * tree-vrp.c (compare_range_with_value): Return true or false
4662 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4663 EQ_EXPR respectively.
4665 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4667 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4670 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4672 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4673 (tree_ssa_dominator_optimize): Increment it.
4674 (dump_dominator_optimization_stats): Print it.
4676 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4677 Steven Bosscher <stevenb@suse.de>
4679 PR rtl-optimization/23117
4680 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4681 when head == tail. Tidy comment.
4683 2005-07-28 Richard Henderson <rth@redhat.com>
4685 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4686 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4687 * jump.c (rtx_renumbered_equal_p): Likewise.
4688 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4689 CONST_INT and CONST_DOUBLE.
4690 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4691 * reload.c (operands_match_p): Special case CONST_INT and
4692 CONST_DOUBLE; check mode earlier.
4694 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4697 * c-typeck.c (convert_for_assignment): Do not check
4698 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4700 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4703 * c-typeck.c (composite_type): Prefer constant size arrays to
4706 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4709 * real.c (real_from_string): Set last bit if there is a nonzero
4710 hex digit beyond GCC's internal precision.
4712 2005-07-28 Richard Henderson <rth@redhat.com>
4715 * cfgcleanup.c (try_forward_edges): Watch out for end of
4718 2005-07-28 James E Wilson <wilson@specifixinc.com>
4721 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4723 2005-07-28 Jan Hubicka <jh@suse.cz>
4725 * Makefile.in (rtl-profile.o): Kill all traces of it.
4726 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4727 * coverage.h (rtl_coverage_counter_ref): Kill.
4728 * opts.c (flag_speculative_prefetching_set): Kill.
4729 (flag_loop_optimize_set): New.
4730 (common_handle_option): Disable loop optimizer when profiling;
4731 do not handle speculative prefetching.
4732 * passes.c (init_optimization_passes): Replace pass_profiling combo
4733 by branch_prob pass.
4734 * profile.c (compute_value_histograms): Update for simplified value
4736 (rtl_register_profile_hooks): Kill.
4737 (pass_profiling): Kill.
4738 (rest_of_handle_branch_prob): Do not profile.
4739 * toplev.c (process_options): Remove speculative prefetching.
4740 * toplev.h (flag_tree_based_profiling): Kill.
4741 * tree-profile.c (prepare_instrumented_value,
4742 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4743 tree_gen_one_value_profiler, do_tree_profiling): Update for
4744 simplified datastructures.
4745 * value-prof.c: Add comment that speculative prefetching was dropped;
4746 update rest of file for simplified datastructures.
4747 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4748 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4749 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4750 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4751 rtl_mod_subtract, gen_speculative_prefetch,
4752 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4753 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4754 (gate_handle_value_profile_transformations,
4755 rest_of_handle_value_profile_transformations,
4756 pass_value_profile_transformations): Kill.
4757 * value-prof.h (histogram_value_t): Remove IL based unions.
4758 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4759 rtl_profile_hooks): Remove hooks.
4761 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4763 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4764 (cgraph_clone_node): Likewise.
4765 * cgraph.h (cgraph_clone_edge): Update prototype.
4766 (cgraph_clone_node): Likewise.
4767 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4769 (lookup_recursive_calls): Consider profile.
4770 (cgraph_decide_recursive_inlining): Fix updating; use new
4771 probability argument; use profile.
4772 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4773 * tree-inline.c (copy_bb): Update clal of clone_edge.
4774 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4776 * invoke.texi (min-inline-recursive-probability): Document.
4778 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4780 * doc/install.texi (Configuration): Update Valgrind homepage.
4782 2005-07-28 Richard Henderson <rth@redhat.com>
4785 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4786 labels we want to delete.
4787 (cfg_layout_merge_blocks): Likewise.
4789 2005-07-28 Richard Henderson <rth@redhat.com>
4792 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4793 when expanding to nothing.
4795 2005-07-28 Josh Conner <jconner@apple.com>
4797 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4798 (cgraph_decide_inlining_of_small_functions): Likewise.
4800 2005-07-28 Josh Conner <jconner@apple.com>
4802 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4803 direction of badness if negative.
4804 (cgraph_default_inline_p): Add reason to parameters, and assign it
4806 (cgraph_decide_inlining_of_small_functions): New parameter in call
4807 to cgraph_default_inline_p.
4808 (cgraph_decide_inlining_incrementally): Likewise.
4809 * cgraphunit.c (decide_is_function_needed): Likewise.
4810 * cgraph.h (cgraph_default_inline_p): Likewise.
4812 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4814 * builtins.c: Fix comment typo(s).
4815 * genautomata.c: Likewise.
4816 * gimplify.c: Likewise.
4817 * tree-dfa.c: Likewise.
4818 * tree-flow-inline.h: Likewise.
4819 * tree-into-ssa.c: Likewise.
4820 * tree-ssa-alias.c: Likewise.
4821 * tree-ssa-ccp.c: Likewise.
4822 * tree-ssa-copy.c: Likewise.
4823 * tree-ssa-dce.c: Likewise.
4824 * tree-ssa-dom.c: Likewise.
4825 * tree-ssa-operands.c: Likewise.
4826 * tree-tailcall.c: Likewise.
4827 * tree-vectorizer.c: Likewise.
4828 * tree-vrp.c: Likewise.
4831 2005-07-28 Jeff Law <law@redhat.com>
4833 * tree-vrp.c (test_for_singularity): Extracted from ...
4834 (simplify_cond_using_ranges): Attempt to simplify a relational
4835 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4837 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4839 PR tree-optimization/22506
4840 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4841 phis whose argument is constant.
4843 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4845 PR rtl-optimization/18992
4846 Back out this patch:
4847 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4848 PR optimization/12142
4849 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4850 uses of the register in the SET_SRC. Remove unnecessary argument.
4852 Replace it with this:
4853 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4854 if flag_non_call_exceptions is set and the insn may trap, pass
4855 pc_rtx as dest for recursion.
4856 In SET_SRC part of SET case, if dest is already set, pass it down
4859 2005-07-28 Jan Hubicka <jh@suse.cz>
4861 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4862 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4863 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4865 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4866 profile when available.
4868 2005-07-28 Jan Beulich <jbeulich@novell.com>
4870 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4871 (ia64_print_operand): Describe and handle 'X'.
4872 (ia64_register_move_cost): Also handle FP_REGS.
4873 (ia64_preferred_reload_class): Likewise.
4874 (ia64_secondary_reload_class): Likewise.
4875 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4876 it. Also check for ITANIUM_CLASS_FLDP.
4877 * config/ia64/ia64.h (FP_REGNO_P): New.
4878 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4879 (reg_class): Add FP_REGS.
4880 (REG_CLASS_NAMES): Adjust for it.
4881 (REG_CLASS_CONTENTS): Likewise.
4882 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4883 (REG_CLASS_FROM_LETTER): Handle 'x'.
4884 (CLASS_MAX_NREGS): Handle FP_REGS.
4885 (MEMORY_MOVE_COST): Likewise.
4886 * config/ia64/ia64.md (itanium_class): Add fldp.
4887 (type): Handle fldp.
4888 (movti_internal): More allowable operand combinations. Use ldfp8 when
4889 splitting unnecessary. Remove predicable attribute. Adjust
4890 itanium_class attribute.
4891 (smuldi3_highpart): Remove outdated comment.
4892 (mulditi3, umulditi3, rotlti3): New expanders.
4893 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4894 (absti2): Disabled new insn for future reference.
4895 Respective new splitters.
4896 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4897 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4898 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4900 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4902 PR rtl-optimization/23047
4903 * simplify-rtx.c (simplify_const_relational_operation): Respect
4904 flag_wrapv for comparisons with ABS.
4906 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4908 PR tree-optimization/22493
4909 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4910 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4912 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4914 * config/frv/frv.opt (moptimize-membar): New.
4916 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4918 * config/frv/frv.h: Remove machine_function definition.
4920 * config/frv/frv.c (struct frv_io): New.
4921 (struct machine_function): Moved from frv.h. Add has_membar_p.
4922 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4923 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4924 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4925 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4926 (frv_reorg): Call frv_optimize_membar when appropriate.
4927 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4928 (frv_expand_builtin): Adjust calls accordingly.
4929 (frv_io_address_cookie): New function.
4930 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4931 load or store rather than a special insn. Add ccnstant address and
4932 io-type operands to the membar.
4933 (frv_ifcvt_modify_tests): Unsign regno.
4934 (frv_ifcvt_modify_tests): Same.
4936 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4937 UNSPEC_OPTIONAL_MEMBAR constant.
4938 (builtin_read_<mode>): Delete.
4939 (builtin_write_<mode>): Delete.
4940 ("optional_membar_<mode>"): Add operand.
4942 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4943 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4944 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4945 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4946 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4947 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4948 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4949 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4950 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4952 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4954 * df.c (df_uses_record): Handle SCRATCH.
4956 2005-07-28 Steven Bosscher <stevenb@suse.de>
4959 * passes.c (rest_of_decl_compilation): If decl is a type and
4960 we have encountered errors, don't emit debug information.
4962 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4964 * params.def: Fixed comment.
4966 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4969 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4970 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4971 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4973 2005-07-27 Steven Bosscher <stevenb@suse.de>
4976 * varasm.c (assemble_start_function): Don't do anything that may
4977 require a CFG if the current function is a thunk.
4979 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4981 * doc/install.texi (Prerequisites): Mention that perl is needed
4982 to do export control in libstdc++ targetting Darwin.
4984 2005-07-27 Steven Bosscher <stevenb@suse.de>
4986 PR rtl-optimization/17808
4987 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4988 (sched_insns_conditions_mutex_p): Split out from...
4989 (add_dependence): ...here. But don't call it from here.
4990 (add_dependence_list): Check sched_insns_conditions_mutex_p
4991 before calling add_dependence.
4992 (add_dependence_list_and_free): Likewise.
4993 (fixup_sched_groups): Likewise.
4994 (sched_analyze_1): Likewise.
4995 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4996 (sched_analyze): Likewise.
4997 (sched_analyze_insn): Likewise.
4998 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4999 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5000 dependencies on all COND_EXEC insns to jumps ending basic blocks
5001 when doing intrablock scheduling.
5002 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5004 2005-07-27 Jeff Law <law@redhat.com>
5006 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5007 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5008 equivalency sets, correctly handle the case were vr0 has an
5009 equivalency set, but vr1 does not.
5011 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5013 PR tree-optimization/23073
5014 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5015 vect_print_dump_info before fprintf.
5017 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5019 PR tree-optimize/22348
5020 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5021 Fold the partial computation.
5023 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5025 PR tree-optimization/22325
5026 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5028 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5030 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5031 (force_var_cost): ... this function.
5032 (compute_phi_arg_on_exit): Export.
5034 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5036 PR tree-optimization/20773
5037 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5040 2005-07-27 Richard Guenther <rguenther@suse.de>
5042 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5043 Avoid pushing again if current struct contains only
5044 fields we decomposed.
5046 2005-07-27 Jan Hubicka <jh@suse.cz>
5048 PR tree-optimization/22574
5049 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5052 * tree-tailcall.c (decrease_profile): New function.
5053 (eliminate_tail_call): Use it.
5055 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5056 visibility flags correctly in whole program mode.
5058 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5060 PR rtl-optimization/22472
5061 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5063 2005-07-26 Steven Bosscher <stevenb@suse.de>
5065 PR tree-optimization/22504
5066 * tree-complex.c (expand_complex_addition): Use 'code' instead
5067 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5069 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5071 * config.gcc (cpu_type): Add frv case.
5072 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5073 (supported_defaults): Add fr550 case.
5075 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5078 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5079 whether a pointer of type T * may point to objects of type T *.
5081 2005-07-26 DJ Delorie <dj@redhat.com>
5083 * configure: Regenerate.
5085 2005-07-26 Dale Johannesen <dalej@apple.com>
5087 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5089 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5091 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5092 Clarify use of "build" in name.
5094 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5096 * doc/extend.texi (Raw read/write Functions): New section.
5097 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5098 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5099 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5100 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5101 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5102 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5103 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5104 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5105 * config/frv/frv.c: Add bdesc_loads global.
5106 Add bdesc_stores global.
5107 (frv_init_builtins): Add support for __builtin_{read/write}*.
5108 (frv_volatile_memref): New.
5109 (frv_expand_load_builtin): New.
5110 (frv_expand_store_builtin): New.
5111 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5112 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5113 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5114 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5115 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5116 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5117 (builtin_read_<mode>): New.
5118 (builtin_write_<mode>): New.
5119 (builtin_write64): New.
5120 (optional_membar_<mode>): New.
5122 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5124 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5125 (rather than units) against HOST_BITS_PER_WIDE_INT.
5127 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5129 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5130 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5131 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5132 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5135 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5136 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5137 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5139 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5141 2005-07-26 Richard Guenther <rguenther@suse.de>
5143 PR tree-optimization/22486
5144 * fold-const.c (fold_unary): Fold away useless component
5145 references of the form (T *)&T.x, if the address
5148 2005-07-25 James E Wilson <wilson@specifixinc.com>
5150 * dwarf2out.c (add_call_src_coords_attributes): New.
5151 (gen_inlined_subroutine_die): Call it.
5152 (maybe_emit_file, init_file_table): Add comments.
5153 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5155 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5156 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5157 * tree.h (BLOCK_SOURCE_LOCATION): New.
5158 (struct tree_block): New field locus.
5160 2005-07-26 Andreas Schwab <schwab@suse.de>
5162 PR rtl-optimization/23043
5163 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5164 when allocating a struct unoccr.
5166 2005-07-25 Richard Henderson <rth@redhat.com>
5169 * tree-complex.c (gate_no_optimization): True if errors.
5170 * Makefile.in (tree-complex.o): Update dependencies.
5172 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5174 * config/frv/predicates.md (integer_register_operand): Use
5177 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5180 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5182 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5184 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5186 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5187 types when flag_unsafe_math_optimizations is true.
5189 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5191 * gcc.c (option_map): Add --sysroot.
5192 (process_command): Handle --sysroot.
5193 (display_help): Document it.
5194 * doc/cppopts.tex (-isysroot): Document.
5195 * doc/invoke.texi (--sysroot): Document.
5196 * doc/install.texi (--with-build-sysroot): Document.
5198 * Makefile.in (inhibit_libc): New variable.
5199 (INHIBIT_LIBC_CFLAGS): Likewise.
5200 (LIBGCC2_CFLAGS): Include
5201 $(INHIBIT_LIBC_CFLAGS).
5202 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5203 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5204 ($(T)crtend.o): Likewise.
5205 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5206 ($(T)crtendS.o): Likewise.
5207 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5208 ($(T)crtendT.o): Likewise.
5209 (stmp-fixinc): Do not complain about missing headers if
5211 * configure.ac (inhibit_libc): Set it to true/false.
5212 (--with-build-sysroot): New option. Use it to set
5214 * configure: Regenerated.
5216 2005-07-25 Manfred Hollstein <mh@suse.com>
5218 * calls.c (store_one_arg): Fix unsigned comparison warning.
5220 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5223 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5224 (ggc_print_statistics): Initialize variable before use.
5226 2005-07-25 Richard Guenther <rguenther@suse.de>
5228 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5229 calling with a PHI_NODE argument.
5231 * tree-flow-inline.h (overlap_subvar): Protect against
5234 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5236 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5237 * configure: Regenerate.
5239 2005-07-25 Ira Rosen <irar@il.ibm.com>
5241 * expr.c (highest_pow2_factor): Make extern.
5242 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5243 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5244 record_array_differ_p, array_ptr_differ_p): Likewise.
5245 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5246 additional cases. Call the above functions.
5247 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5248 base_object_differ_p when there are two base objects. Otherwise, compare
5249 base address and offset. Call may_alias_p.
5250 (dump_data_reference): Use a correct field name.
5251 (analyze_array): Make static. Initialize new data-ref fields.
5252 (analyze_indirect_ref): New function.
5253 (init_data_ref): Initialize new data-ref fields.
5254 (strip_conversion): Moved from tree-vect-analyze.c.
5255 (analyze_offset_expr, get_ptr_offset, address_analysis,
5256 object_analysis): Likewise.
5257 (analyze_offset): New function.
5258 (create_data_ref): Likewise.
5259 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5260 dimensions for ARRAY_REFs only.
5261 (build_classic_dist_vector): Make static.
5262 (access_functions_are_affine_or_constant_p): Call macro to get the
5263 address of access functions.
5264 (compute_all_dependences): Add new parameter
5265 compute_self_and_read_read_dependences. Compute self and read-read
5266 dependences if it is true.
5267 (find_data_references_in_loop): Call create_data_ref. Initialize new
5269 (compute_data_dependences_for_loop): Add new parameter
5270 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5271 compute nb_loops. Call compute_all_dependences,
5272 build_classic_dist_vector and build_classic_dir_vector with correct
5274 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5275 with correct parameters. Compare dimensions for ARRAY_REFs only.
5276 (free_data_refs): Call macro to free access functions.
5277 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5278 fields from stmt_vinfo.
5279 (struct base_object_info): New structure.
5280 (struct data_reference): Move fields to base_object_info. Add fields
5281 first_location and object_info for above structures. Move fields from
5282 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5283 aligned_to. Add macros to access the new fields.
5284 Update functions declarations.
5285 * tree-flow.h (is_aliased_with): Declare.
5286 * tree-loop-linear.c (linear_transform_loops): Call
5287 compute_data_dependences_for_loop with correct parameters.
5288 * tree-ssa-alias.c (is_aliased_with): New function.
5289 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5290 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5291 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5292 vect_base_addr_differ_p, compute_subscript_distance and
5293 build_classic_dist_vector. Add printings. Check absolute value of
5295 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5297 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5298 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5299 to bytes. Add printing.
5300 (vect_compute_data_refs_alignment): Go through loads and stores in one
5302 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5303 vect_analyze_data_ref_access): Likewise.
5304 (vect_analyze_pointer_ref_access): Remove.
5305 (vect_address_analysis, vect_object_analysis): Likewise.
5306 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5307 and analyze data-refs in the loop.
5308 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5309 fields of data-ref instead of stmt. Add init to the offset from the
5311 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5312 (vect_update_init_of_dr): Likewise.
5313 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5314 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5316 (new_loop_vec_info): Initialize new fields.
5317 (destroy_loop_vec_info): Free new fields.
5318 (vect_strip_conversion): Remove.
5319 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5320 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5321 datarefs. Add new field ddrs.
5322 Add macros for the new fields access.
5323 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5324 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5325 Remove their macros.
5326 * tree.h (highest_pow2_factor): Declare.
5328 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5330 * calls.c (store_one_arg): Check for sibling call MEM arguments
5331 from already clobbered incoming argument area.
5333 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5335 * c-common.c (check_missing_format_attribute): New.
5336 * c-common.h (check_missing_format_attribute): Likewise.
5337 * c-typeck.c (convert_for_assignment): Use it.
5339 2005-07-24 Andreas Schwab <schwab@suse.de>
5341 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5342 register use a word move. Correct operand of ext.w in 68000 code.
5344 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5346 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5347 variables as declarations, rather than definitions.
5349 2005-07-24 Ira Rosen <irar@il.ibm.com>
5351 PR tree-optimization/22526
5352 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5355 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5357 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5358 that C99 reserve for future use. Use it to define clog10,
5359 clog10f and clog10l.
5361 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5363 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5364 * configure.ac: Check for -Wmissing-format-attribute.
5366 * configure: Regenerate.
5368 2005-07-23 Richard Henderson <rth@redhat.com>
5370 PR tree-optimization/22623
5371 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5373 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5376 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5378 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5380 * Makefile.in (C_TREE_H): Update dependencies.
5381 * c-tree.h: Include toplev.h.
5382 * diagnostic.h (diagnostic_set_info): Add format attribute.
5383 * rtl-error.c (diagnostic_for_asm): Likewise.
5385 2005-07-23 Chao-ying Fu <fu@mips.com>
5387 * config/mips/mips-dsp.md: New file.
5388 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5389 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5391 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5392 MIPS_BUILTIN_BPOSGE32.
5393 (mips_expand_builtin_direct): Add one parameter to indicate that
5394 builtin functions need to return a value.
5395 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5397 (mips_regno_to_class): Add classes for 12 new DSP registers.
5398 (mips_subword): Change to check four HI registers.
5399 (mips_output_move): Output move to and from 6 new DSP accumulators.
5400 (override_options): Make sure -mdsp and -mips16 are not used together.
5401 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5403 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5405 (print_operand): Add 'q' for printing DSP accumulators.
5406 (mips_cannot_change_mode_class): Check ACC_REGS.
5407 (mips_secondary_reload_class): Check ACC_REGS.
5408 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5409 (mips_register_move_cost): Check ACC_REGS.
5410 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5411 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5412 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5413 (dsp_bdesc): New array.
5414 (bdesc_arrays): Add DSP builtin function table.
5415 (mips_prepare_builtin_arg): Check predicate again after
5417 (mips_expand_builtin): Add one more parameter to
5418 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5419 MIPS_BUILTIN_BPOSGE32.
5420 (mips_init_builtins): Initialize new function types.
5421 (mips_expand_builtin_direct): Check if builtin functions need to
5422 return a value and pass operands properly.
5423 (mips_expand_builtin_bposge): New function.
5424 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5425 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5426 (FIRST_PSEUDO_REGISTER): Increase to 188.
5427 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5428 Update for 12 new DSP registers.
5429 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5430 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5431 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5432 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5433 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5434 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5435 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5436 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5437 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5438 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5439 (REGISTER_NAMES): Add names for 12 new DSP registers.
5440 * config/mips/mips.md: Include mips-dsp.md.
5441 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5442 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5443 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5444 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5445 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5446 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5447 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5448 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5449 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5450 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5451 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5452 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5453 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5454 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5455 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5456 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5457 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5458 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5459 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5460 (UNSPEC_RDDSP): New constants.
5461 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5462 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5464 * config/mips/mips.opt (-mdsp): New option.
5465 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5466 (reg_imm10_operand): New predicates.
5467 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5468 * doc/invoke.texi (-mdsp): Document new option.
5470 2005-07-22 DJ Delorie <dj@redhat.com>
5472 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5474 * tree-inline.c (inlinable_function_p): Likewise.
5476 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5479 * toplev.c (check_global_declarations): Do not mark undefined
5480 variables as DECL_IGNORED_P.
5481 * varasm.c (first_global_object_name): GTY it.
5482 (weak_global_object_name): Likewise.
5483 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5484 a string to go into {weak,first}_global_object_name.
5486 2005-07-22 DJ Delorie <dj@redhat.com>
5488 * c-format.c (check_function_format): Change warning control
5489 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5491 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5493 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5494 &PTR->FLD a dereference of PTR.
5495 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5496 a potential dereference of PTR.
5498 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5500 PR rtl-optimization/20370
5501 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5502 call allocate_reg_info if necessary.
5504 PR rtl-optimization/21848
5505 * calls.c (emit_library_call_value_1): For const functions, add
5506 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5508 PR rtl-optimization/22445
5509 * cselib.c (target.h): Include.
5510 (rtx_equal_for_cselib_p): Allow commutative matches.
5511 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5512 Remove MODE parameter. Changed all callers.
5514 PR rtl-optimization/22258
5515 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5517 (try_combine): Use likely_spilled_retval_p.
5519 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5521 * config.gcc: Add crx-elf support.
5523 * doc/contrib.texi: Mention crx.
5524 * doc/extend.texi: Document crx extensions.
5525 * doc/install.texi: Document crx install.
5526 * doc/invoke.texi: Document crx options.
5527 * doc/md.texi: Document crx constraints.
5529 * config/crx/crx-protos.h: New file.
5530 * config/crx/crx.c: New file.
5531 * config/crx/crx.h: New file.
5532 * config/crx/crx.md: New file.
5533 * config/crx/crx.opt: New file.
5534 * config/crx/t-crx: New file.
5536 2005-07-22 Manfred Hollstein <mh@suse.com>
5538 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5540 (int_add_graph_edge): Likewise.
5541 (collapse_nodes): Likewise.
5542 (process_unification_queue): Likewise.
5544 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5545 Laurent GUERBY <laurent@guerby.net>
5547 PR tree-optimization/22336
5548 * function.c (record_block_change): Check for
5549 cfun->ib_boundaries_block.
5551 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5553 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5554 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5556 2005-07-21 DJ Delorie <dj@redhat.com>
5558 * toplev.c (warn_deprecated_use): Add warning control to warning
5560 * c-typeck.c (parser_build_binary_op): Likewise.
5561 (c_finish_if_stmt): Likewise.
5562 * c-common.c (check_function_sentinel): Likewise.
5563 (check_nonnull_arg): Likewise.
5565 2005-07-21 Richard Henderson <rth@redhat.com>
5568 * tree-complex.c (complex_ssa_name_components): New.
5569 (cvc_lookup): Allow entry not found.
5570 (create_components): Remove.
5571 (create_one_component_var, get_component_var): New.
5572 (get_component_ssa_name, set_component_ssa_name): New.
5573 (extract_component): Use get_component_ssa_name.
5574 (update_complex_components): Use set_component_ssa_name.
5575 (update_complex_components_on_edge): Likewise.
5576 (update_phi_components): Create new PHI nodes directly, instead
5577 of adding insns to edges.
5578 (tree_lower_complex): Allocate and free complex_variable_components
5579 and complex_ssa_name_components here.
5581 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5583 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5584 revert to returning false.
5586 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5589 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5591 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5594 * config/i386/i386.md (cmpxf): Change operand constraints
5595 to "nonmemory_operand".
5597 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5599 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5601 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5604 * fold-const.c (fold_build1): Add checksum for the operands.
5605 (fold_build2): Likewise.
5606 (fold_build3): Likewise.
5608 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5611 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5613 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5615 * common.opt (-fforward-propagate): Committed by mistake,
5618 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5620 * reg-stack.c: Fix comment typo(s).
5621 * tree-ssa-operands.c: Likewise.
5622 * tree-vectorizer: Likewise.
5624 2005-07-21 Nick Clifton <nickc@redhat.com>
5626 * config/sh/symbian.c: Replace C++ style line comments with C
5627 style line comments.
5628 (symbian_add_attribute): Do not use a ? operator on the LHS of
5630 (sh_symbian_handle_dll_attribute): Change the type of the
5631 method vector to "VEC(tree,gc)*" and use vector accessor
5632 macros to walk over the elements.
5633 (symbian_export_vtable_and_rtti_p): Likewise.
5634 (symbian_class_needs_attribute_p): Likewise.
5636 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5639 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5640 initialize targetm.resolve_overloaded_builtin here.
5641 (altivec_expand_overloaded_builtin): Make it non-static.
5642 * config/rs6000/rs6000-protos.h
5643 (altivec_expand_overloaded_builtin): New prototype.
5644 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5645 targetm.resolve_overloaded_builtin here.
5646 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5648 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5649 Zdenek Dvorak <dvorakz@suse.cz>
5651 PR tree-optimization/19210
5652 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5654 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5655 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5656 rely on unproven assumptions.
5657 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5658 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5659 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5660 to number_of_iterations_exit.
5661 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5662 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5663 * tree-ssa-loop-niter.c (find_loop_niter,
5664 estimate_numbers_of_iterations_loop): Likewise.
5665 (number_of_iterations_exit): Honor the new options.
5666 * doc/invoke.texi (Wunsafe-loop-optimizations,
5667 funsafe-loop-optimizations): Document them.
5669 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5671 PR rtl-optimization/22167
5672 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5674 2005-07-20 Adam Nemet <anemet@lnxw.com>
5676 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5677 __do_global_dtors_aux longcall.
5679 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5681 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5682 (old_special_pred_table): Don't reference
5683 SPECIAL_MODE_PREDICATES.
5684 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5685 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5686 * config/sh/predicates.h: Don't mention
5687 SPECIAL_MODE_PREDICATES.
5688 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5691 2005-07-20 DJ Delorie <dj@redhat.com>
5693 * config.gcc: Add m32c-elf support.
5695 * doc/contrib.texi: Mention m32c.
5696 * doc/extend.texi: Document m32c extensions.
5697 * doc/install.texi: Mention m32c.
5698 * doc/invoke.texi: Document m32c options.
5699 * doc/md.texi: Document m32c constraints.
5701 * config/m32c/addsub.md: New file.
5702 * config/m32c/bitops.md: New file.
5703 * config/m32c/cond.md: New file.
5704 * config/m32c/jump.md: New file.
5705 * config/m32c/m32c-lib1.S: New file.
5706 * config/m32c/m32c-lib2.c: New file.
5707 * config/m32c/m32c-modes.def: New file.
5708 * config/m32c/m32c-pragma.c: New file.
5709 * config/m32c/m32c-protos.h: New file.
5710 * config/m32c/m32c.abi: New file.
5711 * config/m32c/m32c.c: New file.
5712 * config/m32c/m32c.h: New file.
5713 * config/m32c/m32c.md: New file.
5714 * config/m32c/m32c.opt: New file.
5715 * config/m32c/minmax.md: New file.
5716 * config/m32c/mov.md: New file.
5717 * config/m32c/muldiv.md: New file.
5718 * config/m32c/predicates.md: New file.
5719 * config/m32c/prologue.md: New file.
5720 * config/m32c/shift.md: New file.
5721 * config/m32c/t-m32c: New file.
5723 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5725 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5726 (stack_protect_set, stack_protect_test): New expanders.
5727 (stack_protect_set_si, stack_protect_set_si_media,
5728 stack_protect_set_di_media, stack_protect_test_si,
5729 stack_protect_test_si_media, stack_protect_test_di_media):
5732 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5734 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5736 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5738 * tree.h (tree_expr_nonzero_p): Export.
5739 * fold-const.c (tree_expr_nonzero_p): Likewise.
5740 Return true for CALL_EXPRs that are alloca calls.
5741 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5743 * tree-flow.h (expr_computes_nonzero): Remove.
5744 * tree-vrp.c (expr_computes_nonzero): Remove.
5745 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5746 (extract_range_from_unary_expr): Likewise.
5747 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5748 tree_expr_nonzero_p.
5750 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5752 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5753 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5754 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5755 All callers changed.
5756 (frame_related_constant_load): New arg "related" which controls
5757 setting of RTX_FRAME_RELATED_P. All callers changed.
5758 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5759 (bfin_expand_prologue): Add stack limit checking.
5760 * config/bfin/bfin.md (trapifcc): New pattern.
5762 * config/bfin/bfin.c: Include "langhooks.h".
5763 (def_builtin): Go through lang_hooks to call builtin_function.
5765 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5766 * config/bfin/predicates.md (symbol_ref_operand): New.
5767 (call_insn_operand): Delete. All callers changed to use
5768 register_no_elim_operand.
5769 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5771 (function_arg): Use it to generate the call's operand 2.
5772 (bfin_longcall_p): New function.
5773 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5774 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5775 determine if the address needs to be in a REG.
5776 (bfin_handle_longcall_attribute): New function.
5777 (bfin_attribute_table): Add "longcall" and "shortcall".
5778 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5779 (CUMULATIVE_ARGS): New member call_cookie.
5780 (PREDICATE_CODES): Add symbol_ref_operand.
5781 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5782 extra USE to the pattern.
5783 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5784 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5785 sibcall_value_insn; now the new patterns handle direct calls and the
5786 old ones indirect calls.
5787 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5789 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5791 * doc/trouble.texi: Update section on handling of empty loops.
5793 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5795 * config.gcc: Remove support for sparc-*-openbsd*,
5796 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5798 * config.host: Remove support for i860-*-sysv4* as a host.
5799 * config/i860/*, config/ip2k/*, config/ns32k/*,
5800 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5801 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5802 mention obsolete ports.
5804 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5806 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5808 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5809 of frame_pointer_rtx.
5810 (sh_expand_epilogue): Likewise.
5811 (sh_set_return_address): Likewise.
5812 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5813 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5814 offsets from FRAME_POINTER_REGNUM.
5815 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5816 (sh_register_names): Add initializer for sfp.
5817 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5818 (VALID_REGISTER_P): Likewise.
5819 (FIRST_PSEUDO_REGISTER): Update.
5820 (DWARF_FRAME_REGISTERS): Define.
5821 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5822 (HARD_FRAME_POINTER_REGNUM): Define.
5823 (FRAME_POINTER_REGNUM): Redefine.
5824 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5825 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5826 from FRAME_POINTER_REGNUM.
5827 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5828 FRAME_POINTER_REGNUM.
5829 (REG_CLASS_CONTENTS): Add sfp.
5830 (REG_ALLOC_ORDER): Likewise.
5831 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5832 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5833 of frame_pointer_rtx.
5834 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5836 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5838 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5839 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5840 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5842 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5845 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5847 Make CONSTRUCTOR use VEC to store initializers.
5848 * c-common.c (complete_array_type): Update to cope with VEC in
5850 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5851 (pp_c_constructor_elts): New function.
5852 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5853 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5854 struct constructor_stack, struct initializer_stack,
5855 constructor_elements, push_init_level, pop_init_level,
5856 add_pending_init, find_init_member, output_init_element): Update to
5857 cope with VEC in CONSTRUCTOR_ELTS.
5858 * coverage.c (build_fn_info_value, build_ctr_info_value,
5859 build_gcov_info): Likewise.
5860 * expr.c (categorize_ctor_elements_1, store_constructor,
5861 expand_expr_real_1): Likewise.
5862 * fold-const.c (fold_ternary): Likewise.
5863 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5864 gimplify_init_constructor, gimplify_expr): Likewise.
5865 * tree-dump.c (dequeue_and_dump): Likewise.
5866 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5868 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5870 * tree-sra.c (generate_element_init_1): Likewise.
5871 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5872 * tree-ssa-operands.c (get_expr_operands): Likewise.
5873 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5874 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5875 (get_initial_def_for_reduction): Likewise.
5876 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5877 value handle in annotations.
5878 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5879 tree_node_structure): Add support for constr_kind.
5880 (build_vector_from_ctor, build_constructor_single,
5881 build_constructor_from_list): New functions.
5882 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5883 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5884 Update to cope with VEC in CONSTRUCTOR_ELTS.
5885 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5886 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5887 CONSTRUCTOR_APPEND_ELT): New macros.
5888 (struct constructor_elt, struct tree_constructor): New data types.
5889 (union tree_node): Add tree_constructor field.
5890 * treestruct.def: Define TS_CONSTRUCTOR.
5891 * varasm.c (const_hash_1, compare_constant, copy_constant,
5892 compute_reloc_for_constant, output_addressed_constants,
5893 initializer_constant_valid_p, output_constant,
5894 array_size_for_constructor, output_constructor): Update to cope with
5895 VEC in CONSTRUCTOR_ELTS.
5896 * vec.h (VEC_empty, VEC_copy): New macros.
5898 2005-07-19 Devang Patel <dpatel@apple.com>
5900 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5902 2005-07-19 Richard Henderson <rth@redhat.com>
5905 * gimplify.c (gimplify_expr): Use main variant type for the temp
5906 destination for a discarded volatile read.
5907 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5908 casts between non-void types that change volatility.
5910 2005-07-15 DJ Delorie <dj@redhat.com>
5912 * toplev.h: Add comment about the first parameter for warning().
5913 * errors.h: Likewise.
5915 * c.opt (Wpragmas): New.
5916 * doc/invoke.texi: Document it.
5918 * function.c (do_warn_unused_parameter): Add warning control to
5920 * c-decl.c (warn_if_shadowing): Likewise.
5921 * c-lex.c (cb_def_pragma): Likewise.
5922 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5923 (pop_alignment): Likewise.
5924 (handle_pragma_pack): Likewise.
5925 (apply_pragma_weak): Likewise.
5926 (handle_pragma_weak): Likewise.
5927 (handle_pragma_redefine_extname): Likewise.
5928 (add_to_renaming_pragma_list): Likewise.
5929 (handle_pragma_extern_prefix): Likewise.
5930 (maybe_apply_renaming_pragma): Likewise.
5931 (handle_pragma_visibility): Likewise.
5933 * config/c4x/c4x-c.c (BAD): Likewise.
5934 (c4x_parse_pragma): Likewise.
5935 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5936 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5937 (rs6000_pragma_longcall): Likewise.
5938 * config/v850/v850-c.c (pop_data_area): Likewise.
5939 (ghs_pragma_section): Likewise.
5940 (ghs_pragma_section): Likewise.
5941 (ghs_pragma_interrupt): Likewise.
5942 (ghs_pragma_starttda): Likewise.
5943 (ghs_pragma_startsda): Likewise.
5944 (ghs_pragma_startzda): Likewise.
5945 (ghs_pragma_endtda): Likewise.
5946 (ghs_pragma_endsda): Likewise.
5947 (ghs_pragma_endzda): Likewise.
5949 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5950 Kenneth Zadeck <zadeck@naturalbridge.com>
5952 * Makefile.in: Removed tree-promote-statics.c
5953 * tree-promote-statics.c: Removed.
5954 * common.opt: Removed flag-promote-statics.
5956 * passes.c: Removed tree-promote-statics pass.
5957 * tree-pass.h: Ditto.
5958 * timevar.def: Removed TV_PROMOTE_STATICS.
5961 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5963 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5965 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5967 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5970 * c-common.c (check_function_arguments): Call
5971 'check_function_format' if either -Wformat or
5972 -Wmissing-format-attribute are specified.
5973 * c-format.c (check_function_format): Check -Wformat before
5974 calling 'check_format_info'.
5975 * c-opts.c (c_common_post_options): Don't warn for
5976 -Wmissing-format-attribute without -Wformat.
5977 * c-typeck.c (convert_for_assignment): Detect additional cases for
5978 -Wmissing-format-attribute.
5979 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5982 2005-07-19 Richard Guenther <rguenther@suse.de>
5984 * config/i386/i386.md (lrint<mode>2): Use temporary
5985 instead of clobbering non-existent memory.
5987 2005-07-19 Nick Clifton <nickc@redhat.com>
5989 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5990 statement to avoid displaying ASCII control characters.
5992 2005-07-19 Ben Elliston <bje@au.ibm.com>
5994 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5995 * cfganal.c (find_edge_index): Ditto.
5996 * combine.c (combine_instructions): Ditto.
5997 * ddg.c (create_scc): Ditto.
5998 (find_successors): Ditto.
5999 (find_predecessors): Ditto.
6000 (find_nodes_on_paths): Ditto.
6001 (longest_simple_path): Ditto.
6002 * flow.c (update_life_info): Ditto.
6003 (count_or_remove_death_notes): Ditto.
6004 (clear_log_links): Ditto.
6005 * modulo-sched.c (generate_reg_moves): Ditto.
6006 (find_max_asap): Ditto.
6007 (find_max_hv_min_mob): Ditto.
6008 (find_max_dv_min_mob): Ditto.
6009 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6010 * sched-rgn.c (extract_edgelst): Ditto.
6011 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6012 (dump_update_ssa): Ditto.
6013 (ssa_names_to_replace) Ditto.
6014 (switch_virtuals_to_full_rewrite): Ditto.
6015 (update_ssa): Ditto.
6016 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6018 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6020 Fix PR tree-optimization/22483
6022 * tree-complex.c (create_components): Use
6023 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6024 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6025 * tree-flow.h (safe_referenced_var_iterator): New structure.
6026 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6027 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6028 safe_referenced_var iterator.
6029 (add_type_alias): Ditto.
6031 2005-07-19 Steven Bosscher <stevenb@suse.de>
6033 * loop-init.c (rest_of_handle_loop2): Remove.
6034 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6035 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6036 (pass_rtl_loop_init, pass_rtl_loop_done,
6037 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6038 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6039 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6040 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6041 pass_tree_loop_done, and pass_tree_unswitch.
6042 (gate_loop): Rename to gate_tree_loop.
6043 * passes.c (init_optimization_passes): Update for renamed tree
6044 loop passes. Add the new loop2 passes as subpasses of loop2.
6045 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6046 Update for the renamed tree loop passes.
6048 2005-07-18 Ian Lance Taylor <ian@airs.com>
6051 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6052 blocks when optimizing.
6054 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6056 * common.opt (frename-registers): Initialize to 2.
6058 (fgcse-after-reload): Ditto.
6059 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6060 (process_options): Only change flag_web, flag_rename_registers,
6061 and flag_rerun_cse_after_loop if not explicitly set by user.
6063 2005-07-18 Jan Beulich <jbeulich@novell.com>
6065 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6066 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6067 in 64-bit mode the same as DImode in 32-bit mode.
6068 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6069 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6070 mode. Add new mode parameter.
6071 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6072 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6073 x86_64_shift_adj): New expanders.
6074 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6075 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6077 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6078 DImode shift splitters.
6079 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6080 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6083 2005-07-18 Jan Beulich <jbeulich@novell.com>
6085 * i386.md (movdi_extzv_1): New.
6086 (zero_extendhidi2): Combine alternatives and never force use of
6088 (zero_extendqidi2): Likewise. Don't restrict input selection.
6090 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6092 Fix PR tree-optimization/22531
6093 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6096 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6098 * tree-promote-statics.c (pass_promote_statics): Change dump file
6101 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6103 * tree-optimize.c (init_tree_optimization_passes): Add
6104 pass_eliminate_useless_stores pass.
6105 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6106 * tree-ssa-pre.c (is_copy_stmt): New function.
6107 (follow_copies_till_vuse): Ditto.
6108 (do_eustores): Ditto.
6109 (gate_eustores): Ditto.
6111 2005-07-16 Richard Henderson <rth@redhat.com>
6113 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6115 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6116 Kenneth Zadeck <zadeck@naturalbridge.com>
6118 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6119 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6120 ipa-type-escape.h, tree-promote-statics.c
6121 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6122 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6123 tree-promote-statics.c: new files.
6124 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6125 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6126 int nonlocal_set_p, mark_constant_function): Deleted.
6127 (rest_of_handle_cfg): Removed call to mark_constant_function.
6128 (nonoverlapping_component_refs_p): Added calls to support
6129 type based aliasing.
6130 * tree-ssa-alias.c (may_alias_p,
6131 compute_flow_insensitive_aliasing): Ditto.
6132 * calls.c (flags_from_decl_or_type): Removed reference to
6134 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6135 too many arguments. This is necessary for Spec 2000.
6136 * cgraph.h (const_function, pure_function): Removed.
6137 * common.opt: Added "fipa-pure-const", "fipa-reference",
6138 "fipa-type-escape", and "ftree-promote-static".
6140 * passes.c: Added ipa and tree-promote-statics passes.
6141 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6142 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6143 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6144 * tree-flow.h: Added exposed sra calls and addition of
6145 reference_vars_info field for FUNCTION_DECLS.
6146 * tree-pass.h: Added passes.
6147 * tree-sra.c: (sra_init_cache): New function.
6148 (sra_insert_before, sra_insert_after) Made public.
6149 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6151 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6152 aliasing. (may_alias_p): Added code to use type escape analysis to
6154 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6155 code to prune clobbers of static variables based on information
6156 produced in ipa-reference pass. Changed call clobbering so that
6157 statics are not marked as clobbered if the call does not clobber
6160 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6162 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6165 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6167 * doc/install.texi (*-*-solaris2*): Document recommended version
6168 of GNU binutils and mention GNU linker problem on Solaris 10.
6170 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6173 * c-decl.c (c_build_bitfield_integer_type): New function.
6174 (finish_struct): Call it.
6175 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6177 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6179 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6182 2005-07-16 Jan Hubicka <jh@suse.cz>
6184 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6185 (scale_bbs_frequencies_int): Watch roundoff errors.
6186 * predict.c (return_prediction): Initialize return_stmt.
6188 2005-07-16 Jan Hubicka <jh@suse.cz>
6190 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6191 after RTL profiling.
6193 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6196 * fold-const.c (build_range_check): Convert high/low to etype
6197 if we are only comparing against exp.
6199 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6201 Fix PR tree-optimization/22376
6202 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6204 (need_to_solve): New function.
6205 (compute_points_to_sets): Use it.
6207 2005-07-15 Jan Hubicka <jh@suse.cz>
6209 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6210 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6212 2005-07-15 Richard Guenther <rguenther@suse.de>
6214 * c-common.c (handle_flatten_attribute): New function.
6215 Add flatten function attribute.
6216 * doc/extend.texi: Document flatten function attribute.
6217 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6218 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6220 (cgraph_decide_inlining): Handle functions with flatten
6223 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6225 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6226 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6227 UNSPEC_XCHG, UNSPEC_AND): New.
6228 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6229 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6230 * config/rs6000/sync.md (FETCHOP): New code macro.
6231 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6233 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6234 (sync_compare_and_swap<mode>): Same.
6235 (sync_lock_test_and_set<mode>): Same.
6236 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6237 for QImode and HImode, and not PPC405.
6238 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6239 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6240 (sync_<fetchop>{si,di}_internal): New.
6241 (sync_nand{si,di}_internal): New.
6242 (sync_old_<fetchop>{si,di}_internal): New.
6243 (sync_old_nand{si,di}_internal): New
6244 (sync_new_<fetchop>{si,di}_internal): New.
6245 (sync_new_nand{si,di}_internal): New.
6246 (atomic_and{si,di}): New.
6247 (sync_new_nand{si,di}_internal): New.
6248 (atomic_and{si,di}): New.
6249 (sync_add<mode>_internal): Delete.
6250 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6251 (sync_sub<mode>_internal): Delte.
6252 (sync_subshort_internal): New.
6253 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6254 (sync_anddi_internal): Delete.
6255 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6256 (sync_booldi_internal): Delete.
6257 (sync_boolc<mode>_internal): Delete.
6258 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6259 (sync_boolc<mode>_internal2): Delete.
6260 (sync_boolcc<mode>_internal): Delete.
6261 (isync, lwsync): Use unspec instead of unspec_volatile.
6262 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6263 Revert UNSPEC_VOLATILE.
6264 (rs6000_split_atomic_op): New.
6265 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6267 2005-07-14 Eric Christopher <echristo@redhat.com>
6269 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6270 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6272 2005-07-14 Eric Christopher <echristo@redhat.com>
6274 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6276 2005-07-14 Steven Bosscher <stevenb@suse.de>
6278 PR tree-optimization/22230
6279 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6280 the computation of the four cross productions for "range op range".
6282 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6283 Ulrich Weigand <uweigand@de.ibm.com>
6286 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6289 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6291 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6293 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6295 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6297 2005-07-14 Richard Guenther <rguenther@suse.de>
6300 * config/i386/i386-protos.h (ix86_function_value): Change
6301 prototype to match new target hook.
6302 * config/i386/i386.c (ix86_value_regno): Change prototype
6303 to take extra type argument.
6304 (TARGET_FUNCTION_VALUE): Define.
6305 (ix86_function_ok_for_sibcall): Pass extra argument to
6306 ix86_value_regno, check return slot rtx for exact match.
6307 (ix86_function_value): Take extra parameter. Dispatch to
6308 ix86_value_regno with fndecl/fntype as provided.
6309 (ix86_value_regno): Handle extra type argument.
6310 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6312 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6313 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6314 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6315 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6316 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6318 2005-07-14 Richard Guenther <rguenther@suse.de>
6320 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6321 * calls.c (expand_call): Pass fntype to hard_function_value.
6322 (emit_library_call_value_1): Likewise.
6323 * explow.c: Include target.h.
6324 (hard_function_value): Take extra argument, the fntype.
6325 Use new target hook for function_value.
6326 * expr.h (hard_function_value): Change prototype.
6327 * function.c (aggregate_value_p): Pass 0 as fntype to
6328 hard_function_value.
6329 (assign_parms): Use new target hook for function_value.
6330 Pass 0 as fntype to hard_function_value.
6331 (expand_function_end): Likewise.
6332 * reg-stack.c: Include target.h.
6333 (stack_result): Use new target hook for function_value.
6334 * target-def.h: New target hook function_value.
6335 * target.h: Likewise.
6336 * targhooks.c (default_function_value): New function.
6337 * targhooks.h (default_function_value): Declare.
6339 2005-07-13 Ian Lance Taylor <ian@airs.com>
6341 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6343 2005-07-14 Jan Hubicka <jh@suse.cz>
6345 * tree-dfa.c (dump_variable): Use default_def function.
6346 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6347 * tree-ssa.c (verify_use): Likewise.
6348 * tree-ssanames.c (release_ssa_name): Likewise.
6349 * tree-tailcall.c (eliminate_tail_call): Likewise.
6350 (tree_optimize_tail_calls_1): Likewise.
6351 * tree-vrp.c (get_value_range): Likewise.
6353 2005-07-14 Ben Elliston <bje@au.ibm.com>
6355 * gcc.c (main): Compare language[0] with '*' when iterating over
6358 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6360 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6361 "s390_emit_compare". Add handling of CCZ1mode.
6362 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6363 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6365 (s390_branch_condition_mask): Add CCZ1mode handling.
6366 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6367 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6368 Use CCZ1mode instead of CCZmode.
6369 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6371 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6373 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6375 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6377 2005-07-13 Eric Christopher <echristo@redhat.com>
6379 * config/mips/mips.c (mips_canonicalize_comparison): New.
6380 (mips_emit_int_relational): Use.
6382 2005-07-13 Eric Christopher <echristo@redhat.com>
6384 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6386 * config/s390/s390.md: Include tpf.md. Move tpf specific
6388 * config/s390/tpf.md: To here.
6389 * config/s390/s390.opt: Move tpf specific options...
6390 * config/s390/tpf.opt: to here. Add mmain option.
6391 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6392 * config/s390/tpf.h: Rewrite.
6394 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6396 * doc/tm.texi: Remove @xref{Cross-profiling}.
6398 2005-07-13 Jeff Law <law@redhat.com>
6400 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6401 expressions, test their _DECL operands for pointer equality rather
6402 than using operand_equal_p.
6404 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6406 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6407 (TARGET_POSIX_IO): This.
6408 * config/darwin.h: Likewise.
6409 * config/freebsd.h: Likewise.
6410 * config/linux.h: Likewise.
6411 * config/lynx.h: Likewise.
6412 * config/netbsd.h: Likewise.
6413 * config/rs6000/linux64.h: Likewise.
6414 * config/rs6000/linux.h: Likewise.
6415 * config/s390/tpf.h: Likewise.
6416 * config/sh/embed-elf.h: Likewise.
6417 * config/sparc/linux64.h: Likewise.
6418 * config/sparc/linux.h: Likewise.
6419 * config/svr4.h: Likewise.
6420 * gcov-io.h: Likewise.
6422 * doc/tm.texi: Updated.
6424 * libgcov.c (create_file_directory): Defined only if
6425 TARGET_POSIX_IO is defined.
6426 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6429 2005-07-13 Jan Hubicka <jh@suse.cz>
6431 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6433 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6435 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6436 structure as argument.
6438 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6440 PR tree-optimization/21921
6441 * tree-iterator.c (tsi_link_before): Support the case when
6442 tsi_end_p (tsi) == true.
6444 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6446 PR tree-optimization/22442
6447 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6450 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6452 PR rtl-optimization/20376
6453 * toplev.c (process_options): Enable -fweb and -frename-registers when
6455 * doc/invoke.texi: Update the information about when -fweb and
6456 -frename-registers are enabled.
6458 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6461 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6462 if *rhs_p is not a SSA_NAME.
6464 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6466 Fix PR tree-optimization/22422
6467 * tree-ssa-structalias.c (struct variable_info): Add flag for
6469 (get_varinfo): Now a static function.
6470 (new_varinfo): init has_union and is_special_var to false.
6471 (solution_set_add): Check has_union.
6472 (do_da_constraint): Move temporary variable so it gets reset
6474 Also check for special variable.
6475 (do_ds_constraint): Ditto.
6476 (do_sd_constraint): Ditto.
6477 (do_structure_copy): Check for special variable.
6478 (find_func_aliases): Ditto.
6479 (init_base_vars): Set special vars properly.
6481 2005-07-13 Jan Hubicka <jh@suse.cz>
6483 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6486 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6487 (get_expr_operands): Fix thinko wrt flags and subvars.
6489 PR tree-optimize/22379
6490 * tree-inline.c (expand_call_inline): Do not output sorry in early
6493 2005-07-12 Dale Johannesen <dalej@apple.com>
6495 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6497 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6500 * host-linux.h: Include limits.h.
6502 2005-07-12 Dale Johannesen <dalej@apple.com>
6504 * expr.c (compress_float_constant): Add cost check.
6505 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6507 2005-07-12 Dale Johannesen <dalej@apple.com>
6509 * gcc.target/i386/compress-float-sse.c: New.
6510 * gcc.target/i386/compress-float-sse-pic.c: New.
6511 * gcc.target/i386/compress-float-387.c: New.
6512 * gcc.target/i386/compress-float-387-pic.c: New.
6513 * gcc.dg/compress-float-ppc.c: New.
6514 * gcc.dg/compress-float-ppc-pic.c: New.
6516 2005-07-12 Eric Christopher <echristo@redhat.com>
6518 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6520 * config/s390/s390.md: Include tpf.md. Move tpf specific
6522 * config/s390/tpf.md: To here.
6523 * config/s390/s390.opt: Move tpf specific options...
6524 * config/s390/tpf.opt: to here. Add mmain option.
6525 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6526 * config/s390/tpf.h: Rewrite.
6528 2005-07-12 Eric Christopher <echristo@redhat.com>
6530 * gcc.c (struct infile): Update comment for language.
6531 (main): Rewrite input file resetting code.
6533 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6536 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6537 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6538 (lookup_avail_expr): Use constant_boolean_node instead
6539 of boolean_false_node/boolean_true_node.
6541 2005-07-12 Ben Elliston <bje@au.ibm.com>
6543 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6544 and use it when printing num_edges.
6546 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6548 * doc/extend.texi (Blackfin Built-in Functions): New section.
6549 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6552 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6554 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6555 s/cmpstrsi/cmpstrnsi
6556 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6558 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6559 (init_optabs): Initialize cmpstrn_optab.
6560 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6561 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6562 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6563 * config/i386/i386.md: s/cmpstr/cmpstrn
6564 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6565 * doc/md.texi: Update documentation.
6567 2005-07-11 Richard Henderson <rth@redhat.com>
6569 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6570 build_va_arg_indirect_ref.
6571 (alpha_gimplify_va_arg): Likewise.
6572 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6573 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6574 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6575 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6576 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6577 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6579 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6581 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6583 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6584 * passes.c (init_optimization_passes): Add pass_empty_loop.
6585 * tree-pass.h (pass_empty_loop): Declare.
6586 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6587 try_remove_empty_loop, remove_empty_loops): New functions.
6588 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6589 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6591 2005-07-12 Peter Barada <peter@the-baradas.com>
6595 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6596 in address registers.
6597 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6598 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6599 alternative of addsi3_5200.
6601 2005-07-11 Ian Lance Taylor <ian@airs.com>
6603 * config/mips/mips.md (ffs<mode>2): Remove.
6605 2005-07-11 Ian Lance Taylor <ian@airs.com>
6607 * doc/tree-ssa.texi (Cleanups): Improve description of
6609 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6611 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6613 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6614 * tree.h (DECL_ARGUMENT_FLD): New macro.
6616 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6618 Fix PR tree-optimization/22404
6620 * tree-ssa-structalias.c (create_variable_info_for): Use
6623 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6625 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6626 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6627 for second comparison operand.
6628 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6630 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6631 (define_insn_reservation "alu"): Likewise.
6632 (csync, ssync): Now of type sync.
6633 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6634 -mcsync-anomaly -mspecld-anomaly.
6635 * config/bfin/bfin.opt (mcsync): Remove.
6636 (mcsync-anomaly, mspecld-anomaly): Add.
6637 * config/bfin/bfin.c: Include "insn-codes.h".
6638 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6639 (TARGET_DEFAULT_TARGET_FLAGS): New.
6640 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6642 2005-07-11 Steven Bosscher <stevenb@suse.de>
6644 * basic-block.h: Give the BB flags enum a name, bb_flags.
6645 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6646 * cfgcleanup.c (enum bb_flags): Remove here.
6647 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6648 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6649 (update_forwarder_flag): Likewise.
6650 (thread_jump): Likewise.
6651 (try_forward_edges): Likewise.
6652 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6653 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6654 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6656 2005-07-11 Richard Guenther <rguenther@suse.de>
6658 * config/i386/i386.opt: New target option -msseregparm.
6659 * config/i386/i386.c (override_options): Error out for
6660 -msseregparm but no SSE support.
6661 (ix86_function_sseregparm): Check for global sseregparm.
6662 * doc/invoke.texi: Document -msseregparm.
6664 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6666 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6667 (m32rle-*-linux*): Ditto.
6669 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6671 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6672 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6675 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6679 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6680 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6682 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6684 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6685 (varmap): Heapify varmap.
6686 (constraints): Heapify constraints.
6687 (struct constraint_graph): Heapify succs and preds.
6688 (constraint_vec_find): Update for heapification.
6689 (constraint_set_union): Ditto.
6690 (insert_into_complex): Ditto.
6691 (constraint_edge_vec_find): Ditto.
6692 (erase_graph_self_edge): Ditto.
6693 (add_graph_edge): Ditto.
6694 (get_graph_weights): Ditto.
6695 (merge_graph_nodes): Ditto.
6696 (build_constraint_graph): Ditto.
6697 (topo_visit): Ditto.
6698 (solve_graph): Ditto.
6699 (create_variable_info_for): Ditto.
6700 (init_base_vars): Ditto.
6701 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6702 (condese_varmap_nodes): Free complex vector.
6703 (clear_edges_for_node): Clear succs and preds vector.
6705 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6707 * tree-ssa-structalias.c (update_alias_info): Change counting of
6708 references to not include vdefs.
6710 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6712 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6715 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6717 * pa.c (pa_commutative_p): Make PLUS commutative when
6718 TARGET_NO_SPACE_REGS is true.
6720 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6722 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6723 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6724 * tree-dfa.c (dump_subvars_for): New.
6725 (debug_subvars_for): New.
6726 (dump_variable): Show subvariables if VAR has them.
6727 * tree-flow-inline.h (get_subvar_at): New.
6728 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6729 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6731 (struct subvar): Change fields offset and size to unsigned
6733 (dump_subvars_for): Declare.
6734 (debug_subvars_for): Declare.
6735 (get_subvar_at): Declare.
6736 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6737 to unsigned HOST_WIDE_INT *.
6738 (overlap_subvar): Likewise.
6739 * tree-gimple.c (is_gimple_reg): Always return false for
6740 SFTs and memory tags.
6741 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6743 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6744 (compute_may_aliases): Call compute_points_to_sets.
6745 (collect_points_to_info_for): Remove.
6746 (compute_points_to_and_addr_escape): Remove.
6747 (delete_alias_info): Call delete_points_to_sets.
6748 (compute_flow_sensitive_aliasing): If the call to
6749 find_what_p_points_to returns false, call set_pt_anything.
6750 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6751 (set_pt_anything): Clear pi->pt_vars.
6752 (set_pt_malloc): Remove.
6753 (merge_pointed_to_info): Remove.
6754 (add_pointed_to_expr): Remove.
6755 (add_pointed_to_var): Remove.
6756 (collect_points_to_info_r): Remove.
6757 (is_escape_site): Make extern.
6759 (create_overlap_variables_for): Call it.
6760 * tree-ssa-copy.c (merge_alias_info): Never merge
6761 flow-sensitive alias information.
6762 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6763 offset and size to be unsigned HOST_WIDE_INT.
6764 (add_to_addressable_set): Rename from note_addressable.
6765 Set TREE_ADDRESSABLE as the variables are added to the set.
6767 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6768 operands into VUSEs when adding V_MAY_DEFs for members in an
6770 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6771 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6772 (struct variable_info): Add bitfield is_heap_var.
6773 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6774 (new_var_info): Initialize is_heap_var.
6775 (get_constraint_for): Add HEAP variables to the symbol table.
6776 Mark them with is_heap_var.
6777 (update_alias_info): New. Taken mostly from the old
6778 compute_points_to_and_addr_escape.
6779 (handle_ptr_arith): New.
6780 (find_func_aliases): Call update_alias_info.
6781 Call handle_ptr_info for tcc_binary expressions.
6782 Call mark_stmt_modified.
6783 (create_variable_info_for): If DECL has subvars, do not create
6784 variables for its subvars. Always add all the fields.
6785 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6786 SFTs, then add all the SFTs of the structure.
6787 If VI->DECL is an aggregate with subvariables, add the SFT at
6789 (find_what_p_points_to): If VI is an artificial variable,
6790 translate to bitfields in SSA_NAME_PTR_INFO.
6791 If the solution is empty, set pi->pt_vars to NULL
6792 (init_base_vars): Create ANYOFFSET.
6793 (compute_points_to_sets): Rename from create_alias_vars.
6795 (pass_build_pta): Remove.
6796 (delete_points_to_sets): Rename from delete_alias_vars.
6797 (pass_del_pta): Remove.
6798 * tree-ssa-structalias.h (struct alias_info): Move from
6800 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6801 NUM_REFERENCES_SET): Likewise.
6802 (compute_points_to_sets, delete_points_to_sets): Declare.
6804 2005-07-09 Richard Henderson <rth@redhat.com>
6806 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6807 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6808 alpha_split_lock_test_and_set_12): New functions.
6809 * config/alpha/alpha-protos.h: Update.
6810 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6811 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6812 * config/alpha/sync.md (I12MODE): New.
6813 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6814 (sync_<fetchop_name><I48MODE>): Likewise.
6815 (sync_nand<I48MODE>): Likewise.
6816 (sync_old_<fetchop_name><I48MODE>): Likewise.
6817 (sync_new_<fetchop_name><I48MODE>): Likewise.
6818 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6819 (sync_compare_and_swap<I48MODE>): Likewise.
6820 (sync_lock_test_and_set<I48MODE>): Likewise.
6821 (sync_compare_and_swap<I12MODE>): New.
6822 (sync_compare_and_swap<I12MODE>_1): New.
6823 (sync_lock_test_and_set<I12MODE>): New.
6824 (sync_lock_test_and_set<I12MODE>_1): New.
6826 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6830 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6832 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6834 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6835 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6837 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6840 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6842 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6844 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6845 memory_operand constraint.
6846 (store_conditional_<mode>): Same.
6847 (sync_compare_and_swap<mode>): Same.
6848 (sync_lock_test_and_set<mode>): Same.
6850 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6852 Rewrite PIC support to more closely model actual instructions.
6853 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6854 (cris_symbol): Remove prototypes for removed functions.
6855 (cris_pic_symbol_type_of, cris_valid_pic_const)
6856 (cris_expand_pic_call_address): Prototypes for new functions.
6857 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6859 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6861 <case ':'>: Add case for new punctuation character.
6862 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6863 emitting (extra) PIC modifier.
6864 <case UNSPEC>: Do not assert for PLT.
6865 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6866 (cris_expand_prologue, cris_expand_epilogue): Check
6867 for pic_offset_table_rtx usage instead of taking
6868 current_function_uses_pic_offset_table as the final word.
6869 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6870 Remove flag_pic difference.
6871 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6872 the moral equivalents of...
6873 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6875 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6876 (cris_handle_option): Mark ARG as unused.
6877 (cris_expand_pic_call_address): New worker function for "call",
6879 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6880 output PIC constructs here.
6881 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6882 as symbol-specific modifers, not whole or part of operands.
6883 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6884 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6885 constants and flag_pic.
6886 (CONSTANT_INDEX_P): Adjust for new functions.
6887 (enum cris_pic_symbol_type): New helper type.
6888 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6889 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6890 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6892 ("movsi"): Emit actual instructions for GOT and relative access.
6893 ("*movsi_got_load"): New pattern to set up the register holding
6895 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6896 Adjust FIXME for 'S'.
6897 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6898 Use "movs" for -fpic cases.
6899 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6900 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6901 ("call", "call_value"): Just call cris_expand_pic_call_address for
6903 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6904 Remove special pattern.
6905 ("*expanded_call_side", "*expanded_call_value_side"): New
6907 (gotplt-to-plt, gotplt-to-plt-side-call)
6908 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6910 * config/cris/cris/predicates.md
6911 ("cris_general_operand_or_gotless_symbol"): Remove unused
6913 ("cris_general_operand_or_symbol"): Adjust for new functions.
6915 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6917 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6919 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6921 * Makefile.in (TREE_H): Add treestruct.def.
6922 (c-decl.o): Add pointer-set.h
6923 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6924 visibility on regular DECL's.
6925 (merge_decls): Fix the copying of decl nodes of various types for
6926 the new structures. Don't update RTL, section name, weak status,
6927 etc, on DECL's without RTL.
6928 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6929 Don't check volatile on non-variable types.
6930 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6931 to check whether we have seen arguments.
6932 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6933 flag is checked before field (flag is common, field is not).
6934 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6935 TS_DECL_COMMON could have an origin.
6936 (add_location_or_const_value_attribute): Don't check section name
6937 on non-var/function decls.
6938 (dwarf2out_var_location): Reverse order of tests.
6939 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6940 with DECL_WRTL_CHECK.
6941 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6942 * fold-const.c (fold_binary): Don't check weakness on
6943 non-var/function decls.
6944 (tree_expr_nonzero_p): Ditto.
6945 (fold_checksum_tree): Use tree_decl_extra as sizeof
6947 * ggc-page.c (extra_order_size_table): Add sizes for
6948 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6950 * gimplify.c (gimplify_bind_expr): Only set
6951 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6952 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6954 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6955 * langhooks.h (init_ts). New langhook.
6956 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6957 * print-tree.c (print_node): Update to only print fields that
6958 exist in the structures the passed decl has.
6959 * toplev.c (wrapup_global_declarations): Don't reset
6960 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6961 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6962 * tree-inline.c (remap_decl): Ditto.
6963 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6964 * tree-pretty-print.c (print_declaration): Don't print
6965 DECL_REGISTER on things that don't contain it.
6966 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6967 non-var/function decls.
6968 * tree.c (tree_contains_struct): New structure.
6969 (init_priority_for_decl): New hashtable.
6970 (tree_int_map): New structure.
6971 (tree_int_map_eq): New function.
6972 (tree_int_map_marked_p): Ditto.
6973 (tree_int_map_hash): Ditto.
6974 (tree_map): Move to tree.h.
6975 (tree_map_eq): Externalize.
6976 (tree_map_hash): Ditto.
6977 (tree_map_marked_p): Ditto.
6978 (init_ttree): Set up tree_contains_struct and call langhook.
6979 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6980 (tree_code_size): Update for new structures.
6981 (tree_node_structure): Update for new structures.
6982 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6984 (copy_node_stat): Copy init priority.
6985 (build_decl_stat): Ditto for visibility.
6986 (ts_enum_names): New.
6987 (tree_contains_struct_check_failed): New function.
6988 (decl_init_priority_lookup): Ditto.
6989 (decl_init_priority_insert): Ditto.
6990 * treestruct.def: New file.
6991 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6992 (CONTAINS_STRUCT_CHECK): Ditto.
6993 (tree_contains_struct_check_failed): New prototype.
6994 (DECL_CHECK): Removed.
6995 (DECL_MINIMAL_CHECK): New.
6996 (DECL_COMMON_CHECK): Ditto.
6997 (DECL_WRTL_CHECK): Ditto.
6998 (DECL_NON_COMMON_CHECK): Ditto.
6999 (DECL_WITH_VIS_CHECK): Ditto.
7000 (VAR_OR_FUNCTION_DECL_P): Ditto
7001 (struct tree_decl_minimal): New structure.
7002 (struct tree_decl_common): Ditto.
7003 (struct tree_decl_with_rtl): Ditto.
7004 (struct tree_decl_with_vis): Ditto.
7005 (struct tree_decl_non_common): Ditto.
7006 (struct tree_field_decl): Ditto.
7007 (struct tree_parm_decl): Ditto.
7008 (struct tree_var_decl): Ditto.
7009 (struct tree_function_decl): Ditto.
7010 (struct tree_const_decl): Ditto.
7011 (struct tree_result_decl): Ditto.
7012 (union tree_node): Add new structures.
7013 * var-tracking.c (track_expr_p): Reverse order of tests.
7015 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7017 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7019 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7020 * system.h: Poison FINALIZE_PIC.
7021 * doc/tm.texi (FINALIZE_PIC): Remove.
7023 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7026 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7027 to the correct type if we have a MODIFY_EXPR.
7029 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7031 PR tree-optimization/22360
7032 * tree.c (upper_bound_in_type): Fix calculations for casting
7033 to a non-wider signed type and casting a signed value to a
7034 wider unsigned type.
7035 (lower_bound_in_type): Fix calculations for casting to a
7036 non-wider signed type.
7038 PR tree-optimization/20139
7039 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7041 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7042 fold_cond_expr_cond.
7043 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7044 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7046 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7049 * tree-complex.c (expand_complex_libcall): Produce
7050 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7052 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7054 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7055 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7056 b" assert and inserted fastpath code for this case.
7057 (bitmap_ior): Removed "a != b" assert.
7059 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7061 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7062 (ENDFILE_SPEC): Likewise.
7063 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7065 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7066 a large stack frame at epilogue.
7068 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7070 * final.c: Include sdbout.h when required.
7072 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7074 * config.gcc (*-*-darwin*): Only one target-specific header file
7076 (powerpc-*-darwin*): Add version-specific header files.
7077 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7078 * config.in: Regenerate.
7079 * configure: Regenerate.
7080 * gcc.c: Include xregex.h.
7081 (version_compare_spec_function): New.
7082 (spec_function): Add version-compare.
7083 (replace_outfile_spec_function): Reformat comment.
7084 (compare_version_strings): New.
7085 * config/darwin-c.c (version_as_macro): New.
7086 (builtin_define): New.
7087 (darwin_cpp_builtins): New.
7088 * config/darwin-protos.h (darwin_cpp_builtins): New.
7089 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7090 (LIB_SPEC): Make unconditional, update comment.
7091 (TARGET_C99_FUNCTIONS): Define.
7092 * config/darwin.opt: Sort.
7093 (mmacosx-version-min=): New.
7094 * config/darwin7.h: Delete.
7095 * config/darwin8.h: Delete.
7096 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7097 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7098 (TARGET_C99_FUNCTIONS): Define.
7099 * config/rs6000/darwin7.h: New.
7100 * config/rs6000/darwin8.h: New.
7101 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7102 (-mmacosx-version-min): Document.
7104 2005-07-07 Ian Lance Taylor <ian@airs.com>
7106 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7108 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7111 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7113 2005-07-07 Khem Raj <kraj@mvista.com>
7115 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7116 in bytes, not words.
7118 2005-07-07 Paul Brook <paul@codesourcery.com>
7120 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7121 DEFAULT_FUNCTION_ARG_PADDING to upward.
7123 2005-07-07 Richard Henderson <rth@redhat.com>
7125 * function.c (locate_and_pad_parm): Record parameter alignment in
7126 stack_alignment_needed.
7128 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7130 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7131 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7132 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7133 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7134 (define_attr "type"): Add isync, sync, load_l, store_c.
7135 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7136 Create scratch volatile MEM.
7137 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7139 (load_locked_<mode>): New.
7140 (store_conditional_<mode>): New.
7141 (sync_compare_and_swap<mode>): Replace with splitter.
7142 (sync_lock_test_and_set<mode>): Replace with splitter.
7143 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7145 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7146 is ics. Attribute isync.
7147 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7149 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7150 and UNSPECV_SYNC_OP.
7151 (emit_unlikely_jump): New.
7152 (emit_load_locked): New.
7153 (emit_store_conditional): New.
7154 (rs6000_split_compare_and_swap): New.
7155 (rs6000_split_lock_test_and_set): New.
7156 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7157 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7158 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7159 rs6000_split_lock_test_and_set): Declare.
7160 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7161 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7162 store_c, isync, sync.
7164 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7166 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7167 filenames to gtyp-gen.h.
7168 (s-typ-gen): Use it in place of for loops.
7170 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7172 * hooks.c (hook_bool_rtx_int_false): New function.
7173 * hooks.h (hook_bool_rtx_int_false): Declare.
7174 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7175 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7176 * target.h (struct gcc_target): Add commutative_p member.
7177 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7178 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7179 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7180 (pa_commutative_p): New function.
7181 * jump.c (target.h): Include.
7182 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7183 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7185 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7187 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7188 (s390_expand_setmem): New.
7189 * config/s390/s390.c: Likewise.
7190 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7192 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7193 general_operand. Call new function "s390_expand_setmem".
7194 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7195 ("setmem_long", "*setmem_long"): ... this.
7197 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7199 * config/s390/s390.c: (optimization_options): Enable
7200 TARGET_MVCLE at -Os.
7201 * doc/invoke.texi: Document changes in default behaviour.
7202 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7204 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7206 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7207 defined by back-end.
7209 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7211 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7212 all sets in the pattern.
7213 * config/rs6000/rs6000.md (stack_protect_testsi,
7214 stack_protect_testdi): Likewise.
7216 2005-07-06 Jeff Law <law@redhat.com>
7218 * tree-vrp.c (simplify_using_ranges): Kill.
7219 (vrp_finalize): Remove call to simplify_using_ranges.
7220 (simplify_stmt_using_ranges): New function extracted from
7221 simplify_using_ranges.
7222 (simplify_div_or_mod_using_ranges): Likewise.
7223 (simplify_abs_using_ranges): Likewise.
7224 (simplify_cond_using_ranges): New function.
7225 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7226 * tree-ssa-propagate.c (substitute_and_fold): Call
7227 simplify_stmt_using_ranges if we have range information.
7229 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7231 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7232 ia64_flag_schedule_isns2.
7234 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7235 reading/writing general registers.
7236 (ia64_function_arg): Revert 2005-06-18 change.
7238 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7240 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7241 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7243 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7245 * function.c (expand_function_end): Revert part of 2005-06-27
7246 patch. Do sjlj_emit_function_exit_after after return_label.
7248 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7250 * doc/install.texi (--disable-libssp): New.
7252 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7254 * doc/invoke.texi: Update -fforce-mem documentation.
7255 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7256 code for -fforce-mem.
7257 * expmed.c: (store_bit_field,store_fixed_bit_field,
7258 extract_bit_field): Ditto.
7259 * expr.c: (convert_move): Ditto.
7260 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7261 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7262 emit_conditional_add,expand_float,expand_fix): Ditto.
7263 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7264 (common_handle_option): Issue warning when -fforce-mem specified.
7266 2005-07-06 Paul Brook <paul@codesourcery.com>
7268 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7270 * configure: Regenerate.
7272 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7274 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7276 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7278 Fix PR tree-optimization/22319
7279 Fix PR tree-optimization/22140
7280 Fix PR tree-optimization/22310
7282 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7283 variable sized types.
7284 Use correct type for intermediate structure on *a = *b structure
7287 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7289 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7291 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7292 (machine_function): Move typedef to...
7293 * config/rs6000/rs6000.c (machine_function): ... here. Add
7294 varargs_save_offset field.
7295 (rs6000_stack_t): Remove varargs_size field.
7296 (setup_incoming_varargs): Allocate varargs save area using
7297 assign_stack_local, try to make it as small as possible.
7298 Save offset from virtual_stack_vars_rtx to the save area
7299 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7300 instead of magic 8 when fp word byte size is used.
7301 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7302 instead of -RS6000_VARARGS_SIZE.
7303 (rs6000_stack_info, debug_stack_info,
7304 rs6000_initial_elimination_offset): Remove all traces of
7306 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7307 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7308 RS6000_VARARGS_AREA.
7310 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7312 PR tree-optimization/21963
7313 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7314 constant_multiple_of in the same way get_computation_cost_at does.
7316 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7318 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7319 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7320 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7321 and return its previous value.
7322 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7323 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7325 (stack_protect_set, stack_protect_test): New expanders.
7326 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7327 stack_protect_testdi): New insns.
7328 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7329 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7331 2005-07-06 Jeff Law <law@redhat.com>
7333 * tree-ssa-dce.c (cfg_altered): New global.
7334 (tree_dce_init): Initialize cfg_altered.
7335 (remove_dead_stmt): If we remove an edge in the CFG, then set
7337 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7340 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7342 * Makefile.in (stamp-collect-ld): Use
7343 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7344 ./collect-ld if it already exists.
7345 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7346 Don't remove ./nm if it already exists.
7348 2005-07-05 Devang Patel <dpatel@apple.com>
7350 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7351 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7352 * tree-vectorizer.c (vect_loop_location): New.
7353 (vect_print_dump_info): Use vect_loop_location.
7354 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7355 (vectorize_loops): Set vect_loop_location.
7356 * tree-vect-analyze.c (vect_analyze_offset_expr,
7357 vect_determin_vectorization_factor, vect_analyze_operations,
7358 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7359 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7360 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7361 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7362 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7363 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7364 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7365 vect_analyze_loop): Adjust vect_print_dump_info API.
7366 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7367 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7368 vect_finish_stmt_generation, vectorizable_assignment,
7369 vectorizable_operation, vectorizable_store, vectorizable_load,
7370 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7371 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7372 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7373 vect_transform_loop): Same.
7374 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7375 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7378 2005-07-05 Randolph Chung <tausq@debian.org>
7380 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7381 * configure: Regenerate.
7382 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7383 (pa_tls_referenced_p): Declare.
7384 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7385 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7386 (legitimize_tls_address): New.
7387 (hppa_legitimize_address): Handle TLS addresses.
7388 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7389 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7390 (emit_move_sequence): Handle TLS addresses.
7391 (pa_encode_section_info): Call default handler to handle common
7393 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7394 (CONSTANT_ADDRESS_P): Reject TLS operands.
7395 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7396 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7397 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7398 (UNSPEC_TLSLE): Define new constants.
7399 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7400 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7401 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7402 (tie_symbolic_operand, tle_symbolic_operand): New
7404 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7406 * aclocal.m4: Update macros for autoconf 2.59 style.
7407 * configure.ac: Likewise.
7409 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7411 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7412 (function_arg): Pass small aggregates in general registers on 32-bit
7414 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7416 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7418 * Makefile.in (final.o): Fix dependencies.
7420 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7424 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7425 * langhooks.c (lhd_expr_to_decl): New.
7426 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7428 (LANG_HOOKS_INITIALIZER): Update.
7429 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7430 expr_to_decl langhook.
7431 * c-tree.h (c_expr_to_decl): Declare.
7432 * c-typeck.c (c_expr_to_decl): New.
7433 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7435 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7437 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7440 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7441 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7443 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7445 * Makefile.in: Adjust dependencies.
7446 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7447 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7448 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7449 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7450 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7451 rest_of_compilation.
7453 * bb-reorder.c (gate_duplicate_computed_gotos,
7454 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7455 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7456 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7457 pass_partition_blocks): New.
7458 * bt-load.c (gate_handle_branch_target_load_optimize,
7459 rest_of_handle_branch_target_load_optimize,
7460 pass_branch_target_load_optimize): New.
7461 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7463 * cfglayout.c (pass_insn_locators_initialize): New.
7464 * cfgrtl.c (pass_free_cfg): New.
7465 * combine.c (gate_handle_combine, rest_of_handle_combine,
7467 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7468 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7469 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7470 * except.c (pass_set_nothrow_function_flags,
7471 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7473 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7474 rest_of_handle_shorten_branches, pass_shorten_branches,
7475 rest_of_clean_state, pass_clean_state): New.
7476 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7477 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7478 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7480 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7481 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7482 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7483 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7485 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7486 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7487 pass_rtl_ifcvt, gate_handle_if_after_combine,
7488 rest_of_handle_if_after_combine, pass_if_after_combine,
7489 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7490 pass_if_after_reload): New.
7491 * integrate.c (pass_initial_value_sets): New.
7492 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7493 pass_purge_lineno_notes): New.
7494 * mode-switching.c (rest_of_handle_mode_switching,
7495 pass_mode_switching): New.
7496 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7497 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7499 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7500 pass_loop_optimize): New.
7501 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7503 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7505 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7506 pass_postreload_cse): New.
7507 * profile.c (gate_handle_profiling, pass_profiling,
7508 rest_of_handle_branch_prob, pass_branch_prob): New.
7509 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7510 pass_split_before_regstack, gate_handle_split_before_regstack,
7511 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7512 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7513 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7514 pass_stack_regs): New.
7515 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7516 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7517 pass_stack_adjustments): New.
7518 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7519 pass_regrename): New.
7520 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7521 pass_delay_slots, gate_handle_machine_reorg,
7522 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7523 * rtl.h (extern void purge_line_number_notes): New.
7524 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7525 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7527 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7529 * value-prof.c (gate_handle_value_profile_transformations,
7530 rest_of_handle_value_profile_transformations,
7531 pass_value_profile_transformations): New.
7532 * var-tracking.c (gate_handle_var_tracking,
7533 pass_variable_tracking): New.
7534 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7536 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7537 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7538 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7539 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7540 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7541 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7542 rest_of_handle_gcse2, rest_of_handle_regmove,
7543 rest_of_handle_tracer, rest_of_handle_if_conversion,
7544 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7545 rest_of_handle_web, rest_of_handle_branch_prob,
7546 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7547 rest_of_handle_jump_bypass, rest_of_handle_combine,
7548 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7549 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7550 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7551 rest_of_handle_mode_switching, rest_of_handle_jump,
7552 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7553 rest_of_handle_flow2, rest_of_handle_jump2,
7554 rest_of_handle_peephole2, rest_of_handle_postreload,
7555 rest_of_handle_shorten_branches, rest_of_clean_state,
7556 rest_of_compilation): Remove.
7558 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7559 * passes.c (dump_flags, in_gimple_form, all_passes,
7560 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7561 register_dump_files, next_pass_1, last_verified, execute_todo,
7562 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7563 from tree-optimize.c.
7564 (init_optimization_passes): Moved from tree-optimize.c,
7565 adding the RTL optimizations.
7566 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7567 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7568 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7569 register_dump_files, next_pass_1, last_verified, execute_todo,
7570 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7571 init_tree_optimization_passes, ipa_passes): Delete.
7572 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7574 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7575 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7577 (ipa_passes): Remove.
7578 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7579 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7580 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7581 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7582 (dump_info_p, dump_flag): Moved to tree-dump.h.
7584 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7586 * passes.c (finish_optimization_passes): Use dump_begin
7587 and dump_end, TDI_end.
7588 (gate_rest_of_compilation): New.
7589 (pass_rest_of_compilation): Use it.
7590 (gate_postreload, pass_postreload): New.
7591 * toplev.c (general_init): Rename init_tree_optimization_passes.
7592 * toplev.h (init_tree_optimization_passes): Rename to
7593 init_optimizations_passes.
7594 * tree-dump.c (dump_flag): Make static.
7595 (dump_files): Remove RTL dumps.
7596 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7597 pass_cleanup_cfg, pass_free_cfg_annotations,
7598 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7599 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7600 * tree-pretty-print.c: Include tree-pass.h.
7601 * cgraph.c: Include tree-dump.h.
7603 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7605 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7606 Only fall back to saying it points to readonly memory if
7609 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7611 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7612 * config/m32r/m32r.c (m32r_compute_frame_size,
7613 m32r_expand_prologue): Take current_function_profile into
7614 account whenever we reference
7615 current_function_uses_pic_offset_table.
7616 (m32r_finalize_pic): Remove.
7617 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7619 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7621 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7622 instead of $<. Don't remove ./as if it already exists.
7624 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7627 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7628 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7629 for complex modes when generating code for PA 1.0.
7630 (VALID_FP_MODE_P): New macro.
7631 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7632 sets for all general and floating point modes. Align wide floating
7633 point modes to even register boundaries to comply with architectural
7635 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7636 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7637 (VALID_FP_MODE_P): New macro.
7638 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7639 sets for all general and floating point modes. Align wide floating
7640 point modes to even register boundaries to comply with architectural
7643 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7645 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7648 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7650 * tree-ssa-structalias.c: Don't include expr.h.
7652 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7654 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7657 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7659 Fix PR tree-optimization/22279
7661 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7664 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7666 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7668 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7670 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7671 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7672 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7673 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7674 config/stormy16/stormy16.c, config/v850/v850.c,
7675 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7676 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7677 Avoid "." or "\n" at end of diagnostics and capital letters at
7678 start of diagnostics.
7679 * combine.c, cse.c: Don't translate dump file output.
7680 * toplev.c (print_version): Only translate output if going to
7683 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7685 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7686 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7689 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7691 * pa.c (fix_range): Fix typo in comment.
7693 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7695 * tree-vrp.c (extract_range_from_assert): Replace
7696 fold (build (...)) with fold_build2.
7698 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7700 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7701 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7702 (format_types_orig, handle_format_attribute): Add support for
7705 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7707 * varasm.c (assemble_variable): Fix format specifier thinko.
7709 2005-07-03 Ira Rosen <irar@il.ibm.com>
7711 PR tree-optimization/22029 (and 22135)
7712 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7713 a phi node before calling dump_vops.
7715 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7717 * tree-dump.h (dump_string_field): Declare.
7718 * tree-dump.c: Use it instead of dump_string.
7719 (dump_string_field): Make non-static.
7721 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7723 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7724 up the minimal CFG stuff always when optimize > 0. Call
7725 split_all_insns_noflow in PIC case if needed.
7727 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7728 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7731 * c-decl.c (c_write_global_declarations): Dump contents of
7733 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7734 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7735 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7736 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7739 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7741 * c-common.h (GCC_DIAG_STYLE): Define.
7742 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7743 version for format checking to 4.1.
7744 * c-format.c: Include toplev.h after c-common.h.
7745 (enum format_type): Add gcc_tdiag_format_type.
7746 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7747 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7748 (format_types_orig): Add gcc_tdiag.
7749 (init_dynamic_diag_info): Support gcc_tdiag formats.
7750 (handle_format_attribute): Likewise.
7751 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7752 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7753 version for format checking to 4.1.
7754 (warning0, warning, error, pedwarn, sorry): Use
7756 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7757 (finish_aliases_1): Do not use %qE.
7758 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7759 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7760 Correct format bugs.
7761 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7762 parameter to unsigned HOST_WIDE_INT.
7763 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7765 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7768 * expr.c (write_complex_part): Use adjust_address for MEM.
7769 (read_complex_part): Same.
7771 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7773 Fix PR tree-optimization/22280
7775 * tree-sra.c (generate_element_init): Remove useless loop.
7777 2005-07-02 Richard Henderson <rth@redhat.com>
7779 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7781 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7783 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7786 * fold-const.c (fold_binary): Handle the return value of
7787 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7788 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7790 2005-07-02 Jeff Law <law@redhat.com>
7792 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7793 a eliminate type conversion which feeds an equality comparison
7794 if the original type or either operand in the comparison is a
7797 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7799 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7800 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7802 * config/avr/avr.c: Do not use '`' as left quote.
7803 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7804 Remove "." from end of diagnostics. Make diagnostics start with
7807 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7808 Joseph S. Myers <joseph@codesourcery.com>
7810 * toplev.c (default_tree_printer): Handle setting location with
7812 * c-objc.common.c (c_tree_printer): Likewise.
7813 * c-format.c (gcc_diag_flag_specs): Add '+'.
7814 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7815 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7817 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7818 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7819 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7820 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7821 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7822 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7823 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7824 format arguments where %J is used without %D.
7826 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7828 * gcc.c (LINK_SSP_SPEC): Define.
7829 (link_ssp_spec): New variable.
7830 (LINK_COMMAND_SPEC): Add %(link_ssp).
7831 (static_specs): Add link_ssp_spec.
7832 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7833 * configure: Rebuilt.
7834 * config.in: Rebuilt.
7836 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7837 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7838 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7839 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7840 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7841 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7842 -0x7008(2) instead of reading __stack_chk_guard variable.
7843 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7845 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7846 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7847 if TARGET_THREAD_SSP_OFFSET is defined.
7848 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7849 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7852 2005-06-27 Richard Henderson <rth@redhat.com>
7853 * libgcc-std.ver (GCC_4.1.0): New.
7854 * libgcc.h (__stack_chk_guard): Declare.
7855 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7856 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7857 * mklibgcc.in (lib2funcs): Add them.
7859 2005-07-01 Richard Henderson <rth@redhat.com>
7861 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7862 void * before struct sigcontext *.
7863 (x86_fallback_frame_state): Likewise.
7865 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7867 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7869 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7872 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7873 we check for SSA_NAME for.
7875 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7877 Fix PR tree-optimization/22071
7879 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7881 (get_constraint_for_component_ref): Use it.
7883 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7886 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7887 print out the last new line.
7889 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7891 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7892 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7893 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7894 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7895 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7896 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7897 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7898 (enum reg_class): New member CC0_REGS.
7899 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7900 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7901 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7902 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7903 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7904 Adjust for register now described.
7906 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7909 * config/i386/i386.md (stack_protect_test_si,
7910 stack_protect_test_di): Add earlyclobber for scratch 3.
7911 * config/rs6000/rs6000.md (stack_protect_testsi,
7912 stack_protect_testdi): Add earlyclobber for scratch 3,
7913 remove earlyclobber from scratch 4.
7915 Older entries for 2005 can be found in ChangeLog-2005.