1 2005-11-01 Richard Henderson <rth@redhat.com>
4 * loop.c (scan_loop): Do not propagate computations to a hard
5 register destination with SMALL_REGISTER_CLASSES.
7 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
9 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
10 costs for MULT inside PLUS or MINUS.
12 2005-11-01 Bob Wilson <bob.wilson@acm.org>
14 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
15 (TRAMPOLINE_SIZE): Round up to 60.
16 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
18 2005-10-31 James E. Wilson <wilson@specifix.com>
21 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
22 ifdef. Put ifdefs around call in gen_subprogram_die.
23 (compute_frame_pointer_to_cfa_displacement): Likewise.
24 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
27 PR rtl-optimization/17356
28 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
29 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
31 2005-10-31 Jan Hubicka <jh@suse.cz>
34 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
37 * i386.c (legitimize_pic_address): Deal with large immediates.
40 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
41 from symbol names while computing checkup.
44 * predict.c (predict_loops): Do not estimate more than
45 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
46 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
48 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
50 PR tree-optimization/19097
51 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
53 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
55 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
57 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
60 * tree-inline.c (setup_one_parameter): If the init_stmt
61 is NULL, don't insert the statement.
63 2005-10-30 Jan Hubicka <jh@suse.cz>
65 PR tree-optimization/24172
66 * tree-inline.c (copy_body_r): Unshare the substituted value first.
68 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
70 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
71 constants for hosts with long != 32 bits.
73 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
76 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
78 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
80 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
81 (TARGET_MS1_16_002): New.
82 (TARGET_MS1_16_003): New.
84 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
85 ("*decrement_and_branch_until_zero_no_clobber"): New.
86 Add corresponding splitter for decrement_and_branch_until_zero
88 Key all decrement_and_branch_until_zero patterns off of
91 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
94 * tree-complex.c (extract_component): Treat RESULT_DECL
95 like the rest of the decls.
97 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
99 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
100 indirect call to _mcount if the function needs a static chain.
102 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
103 Caroline Tice <ctice@apple.com>
105 PR rtl-optimization/24460
106 * dwarf2out.c (have_switched_text_sections): New boolean variable.
107 (dwarf2out_switch_text_section): Set it to true instead of
108 incrementing separate_line_info_table_in_use.
109 (output_loc_list): Additionally test have_switched_text_sections.
110 (output_ranges): Likewise.
111 (dwarf2out_finish): Likewise.
112 * varasm.c (assemble_start_function): Do not call
113 insert_section_boundary_note.
114 (assemble_end_function): If flag_reorder_blocks_and_partition,
115 switch to the function's section before emitting the .size directive.
116 * bb-reorder.c (insert_section_boundary_note): Staticify.
117 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
118 * output.h (insert_section_boundary_note): Delete.
120 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
123 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
124 instead of pointer equality when comparing types.
126 2005-10-24 James E. Wilson <wilson@specifix.com>
128 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
129 add_dependence_list_and_free calls.
131 2005-10-24 Steven Bosscher <stevenb@suse.de>
133 * contrib.texi: Add the names of the LLNL folks who donated
134 Cray pointer support for gfortran.
136 2005-10-24 Steven Bosscher <stevenb@suse.de>
138 PR tree-optimization/24225
139 * profile.c (branch_prob): Look from end to start through a
140 basic block when looking for a locus.
142 2005-10-24 Richard Henderson <rth@redhat.com>
144 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
146 (hppa_expand_prologue): Likewise.
148 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
150 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
151 (NO_DEFERRED_PROFILE_COUNTERS): Define.
152 * pa.h (NO_PROFILE_COUNTERS): Define.
153 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
154 (funcdef_nos): New vector to hold label numbers of deferred profile
156 (output_deferred_profile_counters): New function.
157 (hppa_profile_hook): Push label number onto funcdef_nos.
158 (pa_hpux_file_end): Call output_deferred_profile_counters if
159 NO_DEFERRED_PROFILE_COUNTERS is false.
161 * pa-protos.h (get_deferred_plabel): New prototype.
162 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
164 (output_call): Adjust calls.
166 2005-10-24 Alan Modra <amodra@bigpond.net.au>
168 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
169 peculiarity of GOT/TOC section usage.
171 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
174 * c-common.c (constant_string_class_name): Add documentation.
176 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
179 * recog.c (peephole2_optimize): Increment peep2_current_count
180 only when the slot is empty.
182 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
185 * except.c (output_function_exception_table): Call
186 assemble_external_libcall if we need a personality function.
188 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
190 PR rtl-optimization/24460
191 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
192 set the basic block for barriers.
194 2005-10-21 Janis Johnson <janis187@us.ibm.com>
196 * var-tracking.c (vt_initialize): Initialize post.
198 2005-10-21 Devang Patel <dpatel@apple.com>
201 * c-common.c (vector_types_convertible_p): Check vector element type.
203 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
205 * config/sh/sh.c (prepare_move_operands): Handle the address
206 constant which is a tls symbolic address plus a constant.
208 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
211 * gcc.c (main): Use the correct counter for erroring out
212 about mulitple files.
214 2005-10-21 Alan Modra <amodra@bigpond.net.au>
217 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
218 use r2 for 64-bit tls .got access.
220 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
222 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
225 2005-10-20 Steven Bosscher <stevenb@suse.de>
227 PR tree-optimization/24307
228 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
230 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
233 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
235 * varasm.c (find_decl_and_mark_needed): After cgraph global info
236 is ready, stop marking functions, but still mark variables.
238 2005-10-20 Richard Guenther <rguenther@suse.de>
241 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
244 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
246 PR rtl-optimization/23585
247 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
248 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
249 (may_trap_p_1): New predicate extracted from...
250 (may_trap_p): ... here. Invoke may_trap_p_1.
251 (may_trap_or_fault_p): New predicate.
252 * rtl.h (may_trap_or_fault_p): Declare it.
253 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
254 instead of may_trap_p.
255 (steal_delay_list_from_fallthrough): Likewise.
256 (fill_simple_delay_slots): Likewise.
257 (fill_slots_from_thread): Likewise.
258 * function.c (pad_to_arg_alignment): Rework comment about
259 SPARC_STACK_BOUNDARY_HACK.
260 * config/sparc/sparc.h: Likewise.
262 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
264 * config/s390/s390.c (s390_expand_insv): New.
265 * config/s390/s390-protos.h (s390_expand_insv): Declare.
266 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
267 ("icm_hi"): Remove mode attribute.
268 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
270 ("*extracthi", "*extractqi"): Remove.
271 (extv<mode>", "*extzv<mode>"): New.
272 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
273 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
275 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
277 * cfgexpand.c (discover_nonconstant_array_refs_r,
278 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
279 (tree_expand_cfg): Call discover_nonconstant_array_refs.
280 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
281 discover_nonconstant_array_refs.
283 2005-10-19 Steven Bosscher <stevenb@suse.de>
286 * c-decl.c (pop_scope): Don't warn about an unused variable
287 if it is marked with TREE_NO_WARNING.
288 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
289 somenow mismatch and olddecl is to be replaced.
291 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
294 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
295 whether registers live on the edge can be saved/restored.
297 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
299 * config/sh/sh.c (fixup_mova): Skip notes.
301 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
303 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
304 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
305 (s390_can_eliminate): Handle BASE_REGNUM elimination.
306 (s390_initial_elimination_offset): Likewise.
307 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
308 register on TARGET_ZARCH targets.
309 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
310 (INITIAL_FRAME_POINTER_OFFSET): Remove.
311 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
312 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
314 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
316 * config/s390/s390.md: Comment describing output modifiers updated.
317 * config/s390/s390.c (print_operand): Likewise.
319 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
321 * config/s390/s390.c (override_options): Added check for -mstack-size
323 * doc/invoke.texi: Mention that limit in the documenation.
325 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
328 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
330 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
332 Fix PR tree-optimization/24231
334 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
335 (compute_avail): Ditto.
337 2005-10-18 Richard Henderson <rth@redhat.com>
340 * config/i386/i386.c (legitimate_constant_p): Check
341 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
343 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
344 (legitimate_pic_address_disp_p): Reorg CONST checking to make
345 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
347 (print_operand_address): Likewise.
348 * config/i386/predicates.md (x86_64_immediate_operand): Test
349 SYMBOL_REF_TLS_MODEL properly inside CONST.
350 (x86_64_zext_immediate_operand): Likewise.
351 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
352 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
353 * config/i386/i386-protos.h: Remove predicates.md entries.
355 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
357 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
358 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
360 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
361 Ian Lance Taylor <ian@airs.com>
364 * fold-const.c (fold_widened_comparison): Do not allow range based
365 constant folding when right operand cannot be unwidened.
367 2005-10-17 Richard Henderson <rth@redhat.com>
369 * builtins.c (expand_builtin_synchronize): Build a new-style asm
370 with a memory clobber.
372 2005-10-17 James E Wilson <wilson@specifix.com>
374 PR rtl-optimization/17356
375 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
376 checking for EDGE_EH.
378 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
380 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
381 the slot on an even boundary for any type with 16-byte alignment.
383 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
386 * md.texi (Modifiers) <%>: Clarify that % doesn't work
387 after register allocation.
389 2005-10-17 DJ Delorie <dj@redhat.com>
391 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
394 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
397 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
400 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
402 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
403 to 2 if it's already non-zero.
404 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
405 is set and warn about it if flag_schedule_insns is 1.
407 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
409 * config/crx/crx.md: Compare-and-branch instructions need to
412 2005-10-17 Uros Bizjak <uros@kss-loka.si>
415 * config/i386/i386.md (*pushdi2_rex64 splitter)
416 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
417 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
418 flow2 pass only when (optimize > 0 && flag_peephole2).
420 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
423 * gcc.c (have_c): New static variable.
425 (process_command): Remove declation of have_c.
426 Set have_o to 1 when handling -o.
427 (main): Add a fatel error if there are multiple
428 files specified and -o and -c/-S is passed witout
429 -combine or multiple languages.
431 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
433 Fix PR tree-optimization/22444
434 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
435 Assert that we don't hit something with subvars.
436 (setup_pointers_and_addressables): Don't add things with subvars,
437 because we'll already process the subvars for aliasing purposes.
439 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
442 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
443 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
444 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
445 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
446 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
447 swapped, alternatives for the R constraint.
450 * builtins.c (get_builtin_sync_mode): Make unlimited
451 mode_for_size request.
453 2005-10-15 Richard Henderson <rth@redhat.com>
455 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
456 (gimplify_expr): ... here.
457 (gimplify_compound_lval): Use it in initial scan loop. Allow
458 fb_lvalue in base expression.
460 2005-10-15 Richard Henderson <rth@redhat.com>
463 * builtins.c (expand_builtin_trap): Export.
464 * expr.h (expand_builtin_trap): Declare.
465 * expr.c (expand_assignment): Emit a trap for integral offsets
466 from registers that weren't reduced to bitpos.
468 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
469 (mark_array_ref_addressable): Remove.
470 * tree-flow.h (mark_array_ref_addressable): Remove.
471 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
473 2005-10-15 James E Wilson <wilson@specifix.com>
476 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
477 (add_dependence_list_and_free): Likewise.
478 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
481 2005-10-15 Diego Novillo <dnovillo@redhat.com>
485 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
486 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
488 (vrp_visit_phi_node): Only prevent infinite iterations when
489 the previous result and the new result are both VR_RANGEs.
491 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
493 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
496 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
499 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
502 2005-10-14 Per Bothner <per@bothner.com>
504 PR preprocessor/21250
505 * c-ppoutput.c (print_line): Print internal line 0 as 1.
507 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
510 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
511 overflow flags. Refactor some conditionals.
513 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
516 * tree-dfa.c (add_referenced_var): Only look at decls which
517 have TREE_CONSTANT or TREE_READONLY set instead of if
518 !TREE_PUBLIC or !TREE_CONSTANT.
520 2005-10-13 James E Wilson <wilson@specifix.com>
522 * doc/invoke.texi: For -x, add f95-cpp-input.
523 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
525 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
527 PR tree-optimization/24262
528 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
529 in loop all the time.
531 2005-10-12 Richard Henderson <rth@redhat.com>
534 * tree.h (DECL_TRANSPARENT_UNION): Remove.
535 * function.c (assign_parm_find_data_types): Don't support it.
536 * print-tree.c (print_node): Likewise.
537 * c-common.c (handle_transparent_union_attribute): Likewise.
538 Use build_duplicate_type.
539 * tree-inline.c (remap_type_1): Split out of remap_type;
540 properly remap aggregate fields.
541 (build_duplicate_type): New.
542 * doc/extend.texi (Variable Attributes): Remove documentation
543 for transparent_union.
545 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
548 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
549 (gen_stack_pointer_dec): Likewise.
551 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
555 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
557 (struct cxx): Add adjust_class_at_definition target hook.
558 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
559 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
560 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
561 hook_void_tree. Add to TARGET_CXX.
562 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
564 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
565 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
566 instead of attribute. Check for dllexport override. Warn if
567 inconsistent dll linkage. Don't lose old dllimport if decl has
568 had address referenced. Tweak lookup of dllimport atribute.
569 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
570 for target specific rules. Don't add dllimport attribute if
571 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
573 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
574 * varasm.c (initializer_constant_valid_p): Replace
575 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
579 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
580 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
581 (i[34567]86-*-mingw32*): Likewise.
583 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
584 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
586 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
587 C++-specific code. Change return value to bool.
588 (i386_pe_dllimport_p): Likewise.
589 (associated_type): Simplify and make language-independent
590 (i386_pe_encode_section_info): Replace override of ambiguous
591 dllimport symbol refs with a gcc_assert.
592 (i386_pe_valid_dllimport_attribute_p): Define.
593 * config/i386/winnt-cxx.c: New file. Define C++ versions of
594 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
595 i386_pe_adjust_class_at_definition.
596 * config/i386/winnt-stubs.c: New file. Define stub versions of
597 lang-specific functions.
598 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
599 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
600 i386_pe_adjust_class_at_definition.
601 (i386_pe_valid_dllimport_attribute_p): Declare.
602 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
603 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
604 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
607 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
608 dllimport attribute with test of DECL_DLLIMPORT_P.
610 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
612 * combine.c (make_extraction): Correct offset computation.
614 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
616 * config/cris/t-linux (LIMITS_H_TEST): Define.
618 2005-10-12 Richard Henderson <rth@redhat.com>
621 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
623 2005-10-12 Richard Guenther <rguenther@suse.de>
625 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
627 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
630 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
631 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
634 2005-10-12 Richard Guenther <rguenther@suse.de>
637 * varasm.c (output_constant): Correct typo from previous
640 2005-10-11 Ian Lance Taylor <ian@airs.com>
642 PR rtl-optimization/13931
643 * combine.c: Revert patch of 2003-05-14, and:
644 (try_combine): Only set elim_i1 and elim_i2 if the destination is
645 completely killed in the appropriate insn.
646 (distribute_notes): Don't skip multiple hard register test for
649 2005-10-11 Richard Henderson <rth@redhat.com>
652 * c-typeck.c (convert_for_assignment): Use build_constructor_single
653 to initialize a transparent union instead of a nop_expr.
655 2005-10-11 Richard Henderson <rth@redhat.com>
657 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
658 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
659 (tree_ssa_dce_loop): Call scev_reset.
662 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
663 * tree-ssa-dce.c: Include cfgloop.h.
664 (tree_ssa_dce_loop, pass_dce_loop): New.
665 * tree-pass.h (pass_dce_loop): Declare it.
666 * passes.c (init_optimization_passes): Use it.
668 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
671 * convert.c (convert_to_real): Revert 2005-10-05 patch.
672 Only apply the optimization for rounding builtins if the inner
673 cast is also an extension.
675 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
678 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
679 mark_new_vars_to_rename instead of update_stmt.
681 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
683 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
685 2005-10-11 Jakub Jelinek <jakub@redhat.com>
687 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
688 for setting MMX register to 0 rather than mmx.
690 2005-10-10 Steve Ellcey <sje@cup.hp.com>
693 * configure.ac: Move gas check from mips specific case to common case.
694 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
695 * configure: Regenerate
696 * doc/install.texi: Update.
698 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
701 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
703 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
705 * gcc.c (do_spec_1): Accept numeric characters in file name
708 2005-10-10 Nick Clifton <nickc@redhat.com>
710 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
711 describing the deleted arm_gen_rotated_half_load function.
713 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
715 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
718 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
720 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
722 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
723 (EXTRA_MULTILIB_PARTS): Define.
724 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
725 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
726 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
727 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
728 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
729 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
731 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
733 PR tree-optimization/24226
734 * tree-cfg.c (remove_bb): Clean up unreachable loops.
735 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
736 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
739 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
741 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
743 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
746 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
747 Rewrite for no need for the early clobber.
749 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
751 Merge from csl-arm-branch:
752 2005-09-07 Paul Brook <paul@codesourcery.com>
753 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
756 2005-04-30 Paul Brook <paul@codesourcery.com>
757 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
758 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
760 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
761 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
762 (arm_override_options): Use TARGET_AAPCS_BASED.
763 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
764 (PTRDIFF_TYPE): Use int for AAPCS.
765 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
766 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
767 (DEFAULT_SHORT_ENUMS): Delete.
768 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
770 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
771 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
772 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
773 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
775 2004-12-03 Mark Mitchell <mark@codesourcery.com>
776 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
778 2004-11-22 Mark Mitchell <mark@codesourcery.com>
779 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
781 2004-11-19 Mark Mitchell <mark@codesourcery.com>
782 * config.gcc (arm*-*-linux-gnueabi): Add it.
783 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
785 (TARGET_OS_CPP_BUILTINS): Likeiwse.
786 * config/arm/linux-eabi.h: New file.
787 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
788 (LINUX_TARET_LINK_SPEC): Likewise.
790 * config/arm/t-linux-eabi: New file.
792 2005-10-08 Steven Bosscher <stevenb@suse.de>
795 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
797 (PARAM_SMS_DFA_HISTORY): Likewise.
799 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
802 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
803 (load_register_parameters): Call it.
804 (check_sibcall_argument_overlap_1): Likewise.
805 (store_one_arg): Likewise.
807 2005-10-07 James E. Wilson <wilson@specifix.com>
809 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
810 DImode not VECINT24 for operand 2.
813 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
817 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
818 fr_spill): Use destination_operand for operand 0.
820 2005-10-07 DJ Delorie <dj@redhat.com>
822 * varasm.c (output_constant): Limit error to expanding
825 2005-10-07 Richard Guenther <rguenther@suse.de>
828 * fold-const.c (fold_binary): Fix operand types during folding
829 of X op (A, Y). Evaluation order of the side-effects of
830 X and A are frontend-defined, so ensure we honour that even for
831 tcc_comparison class operands; eased by removing duplicate code.
833 2005-10-07 Steve Ellcey <sje@cup.hp.com>
835 * stor-layout.c (layout_type): Do not allow alignment of array
836 elements to be greater than their size.
838 2005-10-07 Steve Ellcey <sje@cup.hp.com>
840 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
842 (hppa*-*-linux*): Ditto.
843 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
844 * config/host-hpux.c: New.
845 * config/x-hpux: New.
846 * config/pa/x-hpux: Remove.
847 * config/pa/x-linux: Remove.
848 * config/pa/pa-host.c: Remove.
850 2005-10-07 Jeff Law <law@redhat.com>
852 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
853 determine whether or not to try and thread outgoing edges.
855 2005-10-07 David Edelsohn <edelsohn@gnu.org>
857 * config/rs6000/rs6000.md (eqsi_power): New.
858 (neg_eq0si): Add TARGET_POWER to final condition.
861 2005-10-06 Richard Henderson <rth@redhat.com>
863 * config/rs6000/rs6000.c: Revert last change.
865 2005-10-06 Richard Henderson <rth@redhat.com>
867 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
868 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
870 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
874 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
875 out return_label and naked_return_label.
877 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
879 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
882 2005-10-06 Richard Henderson <rth@redhat.com>
885 * tree-inline.c (declare_return_variable): Handle modify_dest not
888 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
890 Fix PR tree-optimization/22488
891 * tree-ssa-structalias.c (check_for_overlaps): New function.
892 (create_variable_info_for): Use it.
894 2005-10-06 Richard Henderson <rth@redhat.com>
897 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
898 (dwarf2out_start_source_file): Print it.
900 2005-10-06 Geoffrey Keating <geoffk@apple.com>
902 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
904 2005-10-06 Richard Henderson <rth@redhat.com>
907 * mode-switching.c (optimize_mode_switching): Clear transp bit
908 for block with incomming abnormal edges.
910 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
911 (fpscr_set_from_mem): Use them.
912 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
913 (fpscr postinc splitters): Rewrite as peephole2+split.
915 2005-10-06 David Edelsohn <edelsohn@gnu.org>
917 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
918 (eq<mode>_compare): Same.
920 2005-10-06 Richard Guenther <rguenther@suse.de>
922 PR tree-optimization/24238
923 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
925 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
927 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
928 here. Use AC_PATH_PROG for environment variables instead of
930 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
932 * configure: Regenerated.
934 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
937 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
938 then force it into a register.
939 (call_value): Likewise.
941 2005-10-06 Richard Henderson <rth@redhat.com>
944 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
945 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
946 under pass_vectorize.
948 2005-10-05 Devang Patel <dpatel@apple.com>
951 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
952 handling constants. Check NAMESPACE_DECL context for constants.
954 2005-10-05 Eric Christopher <echristo@apple.com>
956 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
958 2005-10-05 Richard Henderson <rth@redhat.com>
961 * tree-cfg.c (mark_array_ref_addressable_1): New.
962 (mark_array_ref_addressable): New.
963 * tree-flow.h (mark_array_ref_addressable): Declare.
964 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
966 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
970 * reload.c (subst_reloads): When adding a REG_LABEL to a
971 jump instruction, also update JUMP_LABEL.
973 2005-10-05 David Edelsohn <edelsohn@gnu.org>
975 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
976 * bb-reorder.c (copy_bb_p): Use it.
977 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
979 2005-10-05 Richard Henderson <rth@redhat.com>
982 * toplev.c (process_options): Warn about unsupported combinations
983 of unwind tables and omit-frame-pointer.
984 * config/i386/i386.c (override_options): Similarly. Enable
985 accumulate-outgoing-args if not explicitly disabled.
987 2005-10-05 Steve Ellcey <sje@cup.hp.com>
989 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
990 Handle big endian vs. small endian.
991 (vec_initv2sf): Handle big endian vs. small endian.
992 (*vec_extractv2sf_1): Ditto.
994 2005-10-05 Dale Johannesen <dalej@apple.com>
996 * convert.c (convert_to_real): Don't convert
997 (float)floor(double d) to floorf((float)d).
999 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
1001 * config/arm/arm.md (insv): Use gen_int_mode in more places.
1003 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
1005 PR tree-optimization/18587
1006 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
1007 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
1008 build_vuses): Change to VEC type.
1009 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
1010 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
1011 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
1012 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
1013 (get_name_decl): New. Return DECL_UID of base variable.
1014 (operand_build_cmp): New. qsort comparison routine.
1015 (operand_build_sort_virtual): New. Sort virtual build vector.
1016 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1017 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1018 (FINALIZE_BASE): Use get_name_decl.
1019 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1020 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1021 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1022 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1023 direct VEC_* manipulations.
1024 (build_ssa_operands): Call operand_build_sort_virtual.
1025 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1026 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1027 with direct VEC_* manipulations.
1028 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1029 with direct VEC manipulations.
1031 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1033 PR tree-optimization/21419
1034 PR tree-optimization/24146
1035 PR tree-optimization/24151
1037 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1038 (build_asm_expr): Call it if outputs are read-only.
1039 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1041 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1042 Paolo Bonzini <bonzini@gnu.org>
1046 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1047 enable the instructions and not just the built-ins.
1048 * doc/invoke.texi (x86 Options): Likewise.
1050 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1052 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1054 * doc/invoke.texi (Option Summary): Correct spelling
1055 of -mmacosx-version-min.
1057 2005-10-04 Devang Patel <dpatel@apple.com>
1059 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1062 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1064 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1065 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1067 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1069 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1070 ("TE","tg"): New mode attributes.
1071 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1072 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1073 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1074 dword_mode and one for GPRmode.
1076 2005-10-04 Ian Lance Taylor <ian@airs.com>
1078 PR preprocessor/13726
1079 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1080 any comments passed in.
1082 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1084 * tree.c (annotate_with_file_line): Fix typo.
1086 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1089 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1090 type used to access data in the inlined length == 1 case, use
1091 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1092 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1094 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1096 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1097 TARGET_SSE3 and only for TARGET_80387.
1098 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1099 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1100 Do not depend on TARGET_80387.
1102 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1104 * tree.c (last_annotated_node): Change type to location_t*.
1105 (annotate_with_file_line): Reflect the change of
1106 last_annotated_node type.
1108 2005-10-04 Richard Guenther <rguenther@suse.de>
1111 * c-decl.c (grokdeclarator): Don't write to fields
1114 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1117 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1119 * varasm.c (make_decl_rtl): If a register variable does not
1120 have a set user assmbler name, error out.
1121 Decode the asmspec is now name+1 bypassing '*'.
1123 2005-10-04 Steven Bosscher <stevenb@suse.de>
1125 PR tree-optimization/23049
1126 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1127 of a COND_EXPR is folded before calling fold on the whole rhs of a
1128 conditional assignment.
1129 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1130 document that a COND_EXPR may appear there.
1132 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1135 * tree-vrp.c (extract_range_from_assert): If the new numeric
1136 range created out of the assertion contradicts the existing
1137 numeric range of the ASSERT_EXPR variable, make the new range
1140 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1142 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1143 from T_REGS to FP register class.
1145 2005-10-03 Richard Henderson <rth@redhat.com>
1148 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1149 before creating a new one.
1151 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1153 * config/rs6000/t-aix43 (LDFLAGS): New.
1154 * config/rs6000/t-aix52 (LDFLAGS): New.
1156 2005-10-03 Ian Lance Taylor <ian@airs.com>
1158 * gimplify.c (find_single_pointer_decl_1): New static function.
1159 (find_single_pointer_decl): New static function.
1160 (internal_get_tmp_var): For a formal variable, set restrict base
1161 information if appropriate.
1162 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1164 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1165 (DECL_GET_RESTRICT_BASE): Define.
1166 (SET_DECL_RESTRICT_BASE): Define.
1167 (decl_restrict_base_lookup): Declare.
1168 (decl_restrict_base_insert): Declare.
1169 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1170 * tree.c (restrict_base_for_decl): New static variable.
1171 (init_ttree): Initialize restrict_base_for_decl.
1172 (copy_node_stat): Copy restrict base information.
1173 (decl_restrict_base_lookup): New function.
1174 (decl_restrict_base_insert): New function.
1175 (print_restrict_base_statistics): New static function.
1176 (dump_tree_statistics): Call print_restrict_base_statistics.
1178 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1181 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1182 case of anti-ranges.
1184 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1187 * c-typeck.c (tagged_tu_seen): Rename to ...
1188 (tagged_tu_seen_cache): this and add val field.
1189 (comptypes): Move functional to comptypes_internal
1190 and free tagged_tu_seen.
1191 (comptypes_internal): New function and call comptypes_internal
1192 instead of comptypes. Speed up by sibcalling
1193 tagged_types_tu_compatible_p.
1194 (alloc_tagged_tu_seen): New function
1195 (free_all_tagged_tu_seen_up_to): New function.
1196 (tagged_types_tu_compatible_p): Return the val of the seen two
1198 Add that the two types are the same to tagged_tu_seen_base
1199 if they are and call comptypes_internal instead of comptypes.
1200 <case UNION_TYPE>: Speed up common type where the fields are
1202 (function_types_compatible_p): Call comptypes_internal instead of
1204 (type_lists_compatible_p): Likewise.
1205 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1207 2005-10-02 Matthias Klose <doko@debian.org>
1209 * doc/invoke.texi: Fix typo and speling error.
1211 2005-10-01 Richard Henderson <rth@redhat.com>
1213 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1215 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1217 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1218 using --start-group and --end-group.
1220 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1222 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1223 FIXME note regarding quirky semantics.
1225 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1228 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1229 non-null range as a last resort.
1231 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1232 Diego Novillo <dnovillo@redhat.com>
1235 * tree-vrp.c (extract_range_from_assert): For !=
1236 assertions, only build an anti-range if LIMIT is a
1237 single-valued range.
1239 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1241 * arm.md (movqi): On thumb when optimizing, handle loading from
1242 memory by describing this as taking a subreg of a zero-extended load
1243 into an SImode register.
1246 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1248 * reload1.c (merge_assigned_reloads): Do not change any
1249 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1251 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1253 * Makefile.in (LIPO_FOR_TARGET): Define.
1254 (STRIP_FOR_TARGET): Define.
1256 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1257 before creating new ones. Do symlinks before creating the actual
1260 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1261 to work out which multilibs are actually being built.
1263 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1265 * tree-vect-transform.c, config/ms1/ms1.md,
1266 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1267 Follow spelling conventions.
1268 * doc/invoke.texi, doc/md.texi: Fix typos.
1270 2005-09-30 Andrew Macleod <amacleod@redat.com>
1272 PR tree-optimization/21430
1273 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1274 use operands, and set stmt pointer if need be.
1275 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1276 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1279 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1282 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1284 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1286 * optabs.c (expand_binop): Initialize first_pass_p.
1288 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1291 * c-decl.c (c_write_global_declarations_1): If any
1292 wrapup_global_declaration_2 call returned true, restart the loop.
1294 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1296 Fix PR tree-optimization/24117
1297 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1298 before considering whether to use anyoffset.
1300 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1304 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1306 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1308 (swap_commutative_operands_with_target): New.
1310 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1313 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1316 2005-09-29 Steven Bosscher <stevenb@suse.de>
1318 PR tree-optimization/23911
1319 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1320 and IMAGPART_EXPR too.
1322 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1325 * expmed.c (expand_shift): Move logic to reverse rotation
1326 direction when rotating by constants ...
1327 * optabs.c (expand_binop): ... here.
1328 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1329 (ix86_rotrdi3): New pattern.
1330 (rotldi3): Handle 32-bit mode.
1331 (ix86_rotldi3): New pattern.
1333 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1336 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1337 check for numbers that need no bit twiddle.
1339 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1341 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1342 multilib to be built.
1344 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1345 (stage1-start): Delete old libgcc and libunwind before moving
1346 anything into the stage directory.
1347 (stage2-start): Likewise.
1348 (stage3-start): Likewise.
1349 (stage4-start): Likewise.
1350 (stageprofile-start): Likewise.
1351 (stagefeedback-start): Likewise.
1352 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1353 header in tm_file and CPU-specific t-darwin in tmake_file.
1354 (i[34567]86-*-darwin*): Don't change tm_file.
1355 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1356 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1357 shared library stub for target OS version.
1358 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1359 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1360 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1361 (libgcc_s.%.dylib): New.
1363 (install-darwin-libgcc-stubs): New.
1364 (INSTALL_LIBGCC): New append.
1365 * config/i386/darwin-libgcc.10.4.ver: New.
1366 * config/i386/darwin-libgcc.10.5.ver: New.
1367 * config/i386/t-darwin: New.
1368 * config/rs6000/darwin-libgcc.10.4.ver: New.
1369 * config/rs6000/darwin-libgcc.10.5.ver: New.
1370 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1371 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1373 2005-09-28 Paul Brook <paul@codesourcery.com>
1375 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1378 2005-09-28 Richard Guenther <rguenther@suse.de>
1380 PR tree-optimization/23853
1381 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1382 host_integerp to verify misalignment value.
1384 2005-09-28 Richard Henderson <rth@redhat.com>
1386 * builtins.c (get_builtin_sync_mode): New.
1387 (expand_builtin_sync_operation): Pass in mode argument.
1388 (expand_builtin_compare_and_swap): Likewise.
1389 (expand_builtin_lock_test_and_set): Likewise.
1390 (expand_builtin_lock_release): Likewise.
1391 (expand_builtin): Update to match.
1393 2005-09-28 Nick Clifton <nickc@redhat.com>
1395 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1396 formatting. Add check to PLUS case to ensure that the offset is
1397 within an acceptable range.
1399 * config/v850/v850.md (casesi): Disable the generation of the
1400 switch pattern as it is not being handled properly at the moment.
1402 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1403 for when the high words are identical.
1405 2005-09-27 Richard Henderson <rth@redhat.com>
1407 * pretty-print.c (pp_base_format): Fix typo for %>.
1409 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1410 Devang Patel <dpatel@apple.com>
1412 PR tree-optimization/23625
1413 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1414 LABEL_EXPR, assertion check.
1416 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1418 * optabs.c (no_conflict_move_test): Check if a result of a
1419 to-be-moved insn would be clobbered by an originally
1422 2005-09-27 Jeff Law <law@redhat.com>
1424 * passes.c (init_optimization_passes): Replace copy propagation
1425 passes immediately after DOM with phi-only copy propagation
1426 pases. Add phi-only copy propagation pass after first DOM pass.
1427 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1428 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1429 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1430 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1431 to init_copy_prop. Callers updated.
1432 (do_phi_only_copy_prop): New function.
1433 (pass_phi_only_copy_prop): New pass descriptor.
1435 2005-09-27 Nick Clifton <nickc@redhat.com>
1437 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1439 2005-09-26 Jason Merrill <jason@redhat.com>
1442 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1444 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1446 2005-09-26 James E Wilson <wilson@specifix.com>
1448 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1449 copyright. Add gcc copyright plus libgcc exception.
1450 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1452 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1454 2005-09-26 Jeff Law <law@redhat.com>
1456 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1457 about when to iterate.
1459 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1462 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1463 for __complex__ double in -mcpu=G5 mode.
1465 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1467 PR tree-optimization/23942
1468 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1469 * tree-scalar-evolution.c: Include params.h.
1471 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1472 follow_ssa_edge_in_condition_phi_branch,
1473 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1474 Change return type to t_bool. Use a parameter to limit the size of
1475 trees that are walked before stopping
1476 (analyze_evolution_in_loop): Initialize the limit to 0.
1477 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1478 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1480 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1483 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1484 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1486 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1488 * combine.c (make_extraction): Check for valid use of subreg.
1490 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1493 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1494 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1495 ("fist<mode>2_with_temp"): Use only register operands.
1497 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1499 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1500 CALL_INSN_FUNCTION_USAGE.
1502 2005-09-26 Richard Guenther <rguenther@suse.de>
1505 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1506 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1507 (ldst_entry): Use the hashtable instead of list-walking.
1508 (find_rtx_in_ldst): Likewise.
1509 (free_ldst_entry): Free the hashtable.
1510 (compute_ld_motion_mems): Create the hashtable.
1511 (trim_ld_motion_mems): Remove entry from hashtable if
1512 removing it from list.
1513 (compute_store_table): Likewise^2.
1514 (store_motion): Free hashtable in case we did not see
1517 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1519 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1520 and arg1 if we are passing them to fold_build2.
1522 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1525 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1528 2005-09-25 Richard Henderson <rth@redhat.com>
1530 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1531 SYMBOL_REF_TLS_MODEL to be correct.
1533 2005-09-24 Richard Henderson <rth@redhat.com>
1535 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1536 end of function. Reindent.
1538 2005-09-24 Ian Lance Taylor <ian@airs.com>
1540 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1541 NEGATE_EXPR/BIT_NOT_EXPR case.
1543 2005-09-24 Richard Henderson <rth@redhat.com>
1545 * c-common.c (handle_mode_attribute): When not modifying in place,
1546 create subtypes for enumerations.
1547 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1548 * gimplify.c (create_tmp_from_val): Likewise.
1550 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1552 * config/i386/i386.md (*tls_global_dynamic_64,
1553 *tls_local_dynamic_base_64): Add missing mode to call.
1554 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1556 2005-09-24 Jan Hubicka <jh@suse.cz>
1558 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1559 (cgraph_clone_node): Likewise.
1560 * cgraph.h (cgraph_clone_edge): Update prototype.
1561 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1562 duplicated prototypes; add updating argument.
1563 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1564 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1566 (cgraph_mark_inline_edge): Likewise.
1567 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1568 (cgraph_flatten_node): Likewise.
1569 (cgraph_decide_recursive_inlining): Likewise.
1570 (cgraph_decide_inlining_of_small_function): Likewise.
1571 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1573 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1574 Pete Steinmetz <steinmtz@us.ibm.com>
1576 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1577 (rldic.): Set type to "compare".
1579 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1580 mfjmpr for MFCTR/MFLR.
1581 (movdf_hardfloat64): Same.
1582 (movdf_softfloat64): Same. Correct order of store and move types.
1583 (movti_string): Set type to store_ux/load_ux.
1584 (load_multiple): Set type to load_ux.
1585 (store_multiple): Set type to store_ux.
1586 (movmemsi): Set type to store_ux.
1587 (output_cbranch direct_return): Set type to jmpreg.
1588 (stmw): Set type to store_ux.
1589 (lmw): Set type to load_ux.
1590 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1591 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1592 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1593 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1594 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1595 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1596 (rios1-fpstore): Increase latency to 3.
1597 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1598 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1600 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1601 Andrew Pinski <pinskia@physics.uc.edu>
1603 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1604 operand2 constraint to "b".
1605 (sync_<fetchop_name>di_internal): Same.
1606 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1608 (sync_old_<fetchop_name>di_internal): Same.
1609 (sync_new_<fetchop_name>si_internal): Same.
1610 (sync_new_<fetchop_name>di_internal): Same.
1612 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1615 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1616 case, define as macros.
1618 PR rtl-optimization/23837
1619 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1620 clobber / clobber match between dest and p->first.
1622 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1623 (no_conflict_move_test): Update comments.
1625 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1627 * doc/install.texi: Update URL for Jacks.
1628 * doc/sourcebuild.texi: Likewise.
1630 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1633 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1634 registers when choosing register preferences.
1635 (movdf_hardfloat64): Same.
1637 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1639 * expmed.c (expand_shift): Don't use the target of the rotate as
1640 target for the first expanded shift insn.
1641 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1643 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1645 PR tree-optimization/22438
1646 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1647 preserved iv rhs rewriting specially.
1649 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1651 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1652 estimate_only is true.
1653 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1654 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1655 tree-ssa-structalias.c
1656 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1657 ref_contains_indirect_ref.
1658 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1660 2005-09-21 DJ Delorie <dj@redhat.com>
1662 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1664 (mn10300_return_in_memory): Support variable size types also.
1665 (mn10300_pass_by_reference): Likewise.
1666 (mn10300_function_value): New.
1667 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1668 (FUNCTION_OUTGOING_VALUE): Likewise.
1669 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1670 * doc/invoke.texi: Document it.
1672 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1675 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1676 force integer op1 into register for XFmode compares.
1678 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1681 * expmed.c (alg_code): Add alg_impossible.
1682 (alg_hash_entry): Add cost.
1683 (synth_mult): Record alg_impossible in the hash table if
1684 multiplication by a given integer is impossble within the
1685 limit. Speed up using alg_impossible.
1687 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1689 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1690 argument. Allow and set any offset if needs_anyoffset is passed
1692 (get_constraint_for): Add argument here too.
1694 (do_structure_copy): Pass NULL to get_constraint_for.
1695 (handle_ptr_arith): Ditto.
1696 (find_func_aliases): Ditto.
1698 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1700 PR rtl-optimization/23898
1701 * output.h (get_attr_min_length): Declare.
1702 * final.c (get_attr_length_1): New function, broken out of:
1704 (get_attr_min_length): New function.
1705 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1706 (duplicate_computed_gotos): Likewise.
1707 * genattr.c (insn_min_length): Generate declaration.
1708 * genattrtab.c (min_fn, min_attr_value): New functions.
1709 (make_length_attrs): Generate insn_min_length.
1711 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1713 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1715 2005-09-20 Richard Henderson <rth@redhat.com>
1717 PR tree-optimization/24059
1718 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1721 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1723 * c.opt (fextended-identifiers): New.
1724 * c-opts.c (c_common_handle_option): Handle
1725 -fextended-identifiers.
1726 * doc/cpp.texi: Update documentation of extended identifiers.
1727 * doc/cppopts.texi (-fextended-identifiers): Document.
1729 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1731 PR tree-optimization/23929
1732 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1735 PR tree-optimization/23818
1736 * tree-stdarg.c (execute_optimize_stdarg): Call
1737 calculate_dominance_info.
1739 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1741 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1742 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1743 (compute_overlap_steps_for_affine_1_2): Use
1744 get_number_of_iters_for_loop.
1745 (analyze_subscript_affine_affine): Check whether difference is
1747 Use get_number_of_iters_for_loop.
1748 Check whether overlap occurs outside of bounds.
1749 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1751 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1753 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1754 base register if possible.
1756 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1758 PR tree-optimization/18463
1759 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1760 converting it directly is not possible.
1761 (chrec_convert_aggressive): New function.
1762 * tree-chrec.h (chrec_convert_aggressive): Declare.
1763 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1764 Fold chrec conversions aggressively if asked to.
1765 (instantiate_parameters): Modified because of changes in
1766 instantiate_parameters_1.
1768 2005-09-19 Richard Henderson <rth@redhat.com>
1770 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1771 (reduc_splus_v2df): New.
1773 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1775 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1776 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1778 2005-09-19 Richard Henderson <rth@redhat.com>
1780 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1783 2005-09-19 Richard Henderson <rth@redhat.com>
1785 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1786 (ia64_expand_dot_prod_v8qi): New.
1787 * config/ia64/ia64-protos.h: Update.
1788 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1789 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1790 sdot_prodv8qi, sdot_prodv4hi): New.
1791 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1793 2005-09-19 Richard Henderson <rth@redhat.com>
1796 * real.c (exact_real_truncate): Return false if the format cannot
1797 represent the number as a normal.
1799 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1800 for a memory source.
1802 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1804 * tree-ssa-operands.c (swap_tree_operands): Export.
1805 * tree.h (swap_tree_operands): Declare.
1806 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1807 Call swap_tree_operands.
1809 2005-09-19 Richard Henderson <rth@redhat.com>
1811 * tree-flow.h (merge_alias_info): Declare.
1812 * tree-ssa-copy.c (merge_alias_info): Export.
1813 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1814 (vect_create_data_ref_ptr): Use create_iv directly.
1815 (vectorizable_load): Use correct types for integer constants.
1816 (vect_generate_tmps_on_preheader): Likewise.
1817 (vect_gen_niters_for_prolog_loop): Likewise.
1819 2005-09-19 Steven Bosscher <stevenb@suse.de>
1821 PR rtl-optimization/23943
1822 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1824 2005-09-18 Jan Hubicka <jh@suse.cz>
1826 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1828 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1830 * varasm.c (output_constant): Do not abort on conversions to union
1831 types between different sizes.
1833 2005-09-18 Richard Guenther <rguenther@suse.de>
1836 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1839 2005-09-18 Paul Brook <paul@codesourcery.com>
1841 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1843 2005-09-17 Richard Henderson <rth@redhat.com>
1845 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1846 * tree-ssa-loop.c (pass_vect_dce): Remove.
1847 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1850 2005-09-17 Richard Henderson <rth@redhat.com>
1852 * tree-pass.h (pass_vect_dce): Declare.
1853 * passes.c (init_optimization_passes): Add it.
1854 * tree-flow.h (tree_ssa_dce): Declare.
1855 * tree-ssa-dce.c (tree_ssa_dce): Export.
1856 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1857 (gate_tree_vectorize): ... here.
1858 (pass_vect_dce): New.
1860 2005-09-17 Jan Hubicka <jh@suse.cz>
1862 * except.c (struct eh_status): Turn region_array into vec.
1863 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1864 convert_from_eh_region_ranges, find_exception_handler_labels,
1865 current_function_has_exception_handlers, assign_filter_values,
1866 build_post_landing_pads, dw2_build_landing_pads,
1867 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1868 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1869 foreach_reachable_handler, can_throw_internal_1,
1870 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1872 (duplicate_eh_region_1): Update region_array.
1873 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1875 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1878 * expmed.c (expand_mult): Substitute simple register for op0 when
1881 2005-09-17 Richard Henderson <rth@redhat.com>
1883 * expr.c (emit_move_via_integer): Add force argument, pass it on
1884 to emit_move_change_mode. Update callers.
1885 (emit_move_complex): Pass true to new force argument.
1886 * function.c (expand_function_end): Move expand_eh_return call
1887 earlier. Merge sub-word complex values into a pseudo before
1888 copying to the return hard register.
1890 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1892 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1893 between different sizes.
1895 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1899 * passes.c (init_optimization_passes): Register dump files for
1902 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1904 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1905 * config/s390/s390.c (s390_overlap_p): New function.
1906 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1907 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1910 2005-09-16 Richard Guenther <rguenther@suse.de>
1912 * ipa-pure-const.c (static_execute): Free auxiliar information.
1913 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1914 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1916 2005-09-15 DJ Delorie <dj@redhat.com>
1918 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1920 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1922 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1924 (swap_commutative_operands_with_target): New.
1926 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1928 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1931 (estimate_iters_using_array): New function.
1932 * tree-data-ref.h (estimate_iters_using_array): Prototype
1933 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1934 Use estimate_iters_using_array instead of analyze_array.
1936 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1938 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1941 2005-09-15 Michael Matz <matz@suse.de>
1943 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1945 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1947 PR tree-optimization/23835
1948 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1949 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1951 2005-09-14 Richard Henderson <rth@redhat.com>
1953 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1954 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1956 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1958 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1959 in the ARRAY_TYPE case.
1961 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1963 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1965 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1968 * tree-vect-transform.c (vectorizable_operation): Return false for
1969 scalar shift operations and for vector shift operations with
1970 non-invariant shift arguments. Use scalar tree operand op1 as
1971 a shift operand when vector shift insn pattern uses scalar shift
1973 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1975 2005-09-14 Olivier Hainque <hainque@adacore.com>
1977 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1978 value if it has side-effects.
1980 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1983 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1985 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1987 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1988 passed as NAME as if it were label at start of function code.
1990 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1992 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1995 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1997 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1998 as early clobber. Rewrite so the PIC register is not implicitly used.
2000 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2002 * tree.c (annotate_with_file_line): Compare line numbers before
2005 2005-09-13 Uros Bizjak <uros@kss-loka.si>
2008 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
2009 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2011 2005-09-13 Ian Lance Taylor <ian@airs.com>
2013 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
2014 than a HOST_WIDEST_INT to gen_doloop_begin.
2016 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2018 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2020 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2022 PR tree-optimize/23817
2023 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2025 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2028 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2029 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2030 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2031 (restore_stack_nonlocal): Likewise.
2032 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2034 2005-09-12 Ian Lance Taylor <ian@airs.com>
2037 * c.opt (ffriend-injection): New C++ option.
2038 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2039 (C++ Dialect Options): Document -ffriend-injection.
2041 2005-09-12 Josh Conner <jconner@apple.com>
2044 * ipa-reference.c (static_execute): Don't mark variables in
2045 named sections TREE_READONLY.
2047 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2049 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2052 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2054 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2055 V_MUST_DEF instead of just the first_use_p.
2056 Don't mark the virtual variables for renaming on the statement which
2058 (pass_dse): Remove TODO_update_ssa.
2060 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2063 * stor-layout.c (compute_record_mode): For records with a single
2064 field, actually check the field's mode size against the type size.
2066 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2067 registers for TARGET_SHMEDIA.
2068 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2069 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2070 of GENERAL_REGS and FP_REGS.
2072 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2074 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2076 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2078 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2079 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2080 are omitted. Exclude stack_tie insn too.
2082 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2084 PR rtl-optimization/23098
2085 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2087 * config/rs6000/rs6000.md (movdf splitter): Use
2088 const_double_operand predicate for TARGET_POWERPC64.
2089 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2090 SYMBOL_REF method to ABI_V4.
2092 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2093 replace_equiv_address.
2094 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2095 rs6000_sr_alias_set and MEM_NOTRAP.
2096 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2098 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2100 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2101 handle CALL_EXPR again.
2103 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2105 * arm/predicates.md (alignable_memory_operand): Delete.
2107 2005-09-10 Richard Henderson <rth@redhat.com>
2110 * dbxout.c (dbxout_expand_expr): New.
2111 (dbxout_symbol): Use it.
2113 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2115 * arm.c (arm_gen_rotated_half_load): Delete.
2116 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2117 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2118 (thumb_set_return_address): Likewise.
2119 (thumb_load_double_from_address): Use adjust_address.
2120 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2121 (extendhsisi2_mem, movhi_bytes): Use change_address.
2122 (movhi): Use widen_memory_access.
2123 (reload_out_df): Use replace_equiv_address.
2124 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2126 2005-09-09 Richard Henderson <rth@redhat.com>
2129 * dbxout.c: Include expr.h.
2130 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2131 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2132 * Makefile.in (dbxout.o): Add EXPR_H.
2134 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2136 PR tree-optimization/23509
2137 * tree-cfg.c (replace_uses_by): Use replace_exp.
2138 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2139 pointers have name_mem_tag or type_mem_tag set.
2141 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2143 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2144 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2145 of wrongly accessing operands.
2147 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2149 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2150 * tree-chrec.c: Include tree-scalar-evolution.h.
2151 (chrec_convert): Instantiate the base and step before calling
2152 scev_probably_wraps_p that would fail on parametric evolutions.
2153 Collect all the fails into a single section failed_to_convert,
2154 print a diagnostic, and return chrec_dont_know instead of calling
2156 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2157 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2159 (scev_const_prop): Don't replace the definition of a loop closed ssa
2160 phi node by itself, or by another loop closed ssa phi node.
2161 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2162 that base and step are defined.
2164 2005-09-09 Richard Guenther <rguenther@suse.de>
2167 * fold-const.c (fold_ternary): Check truth_value_p before
2168 calling invert_truthvalue.
2170 2005-09-09 Nick Clifton <nickc@redhat.com>
2172 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2173 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2174 dimension of these arrays.
2175 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2177 * longlong.h: Only provide a prototype for the __clz_tab[] array
2178 if this header has not been included from libgcc2.h.
2179 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2181 Provide prototypes for exported functions.
2182 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2185 2005-09-08 Josh Conner <jconner@apple.com>
2189 * expr.c (expand_expr_addr_expr_1): Don't invoke
2190 expand_simple_binop for EXPAND_INITIALIZER.
2192 2005-09-08 Richard Henderson <rth@redhat.com>
2195 * toplev.c (wrapup_global_declaration_1): Split out ...
2196 (wrapup_global_declaration_2): ... from ...
2197 (wrapup_global_declarations): ... here. Return bool.
2198 (check_global_declaration_1): Split out ...
2199 (check_global_declarations): from here.
2200 (emit_debug_global_declarations): New.
2201 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2202 check_global_declaration_1, emit_debug_global_declarations): Declare.
2203 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2204 of decls. Call wrapup_global_declaration_1,
2205 wrapup_global_declaration_2, check_global_declaration_1 directly.
2206 (c_write_global_declarations_2): New.
2208 (c_write_global_declarations): Call c_write_global_declarations_2.
2209 * langhooks.c (write_global_declarations): Call
2210 emit_debug_global_declarations.
2212 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2213 remove decls that have DECL_RTL_SET_P.
2214 * passes.c (rest_of_decl_compilation): Invoke
2215 cgraph_varpool_finalize_decl for all but functions.
2217 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2219 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2220 the result of a conversion if the new min and max cannot be compared.
2222 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2224 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2225 (override_options): Setting s390_sr_alias_set removed.
2226 (save_fpr, save_gprs): Set alias set to vararg or frame.
2227 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2228 s390_sr_alias_set with get_frame_alias_set ().
2229 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2230 get_varargs_alias_set ().
2232 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2236 * c-parser.c (c_parser_objc_method_definition): If the next
2237 token is not "{", error out and don't start the function.
2239 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2241 * tree-vrp.c (extract_range_from_expr): Move the check for non
2242 nullness after the check for gimple invariant.
2244 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2246 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2248 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2251 * config/m32r.md (movmemsi_internal): Canonicalize order of
2252 operands in PLUS component of template.
2254 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2256 * reload1.c (fixup_eh_region_note): Remove assertion.
2257 (fixup_abnormal_edges): Reverted removal of call to
2258 find_many_sub_basic_blocks made on 2005-08-31.
2260 2005-09-07 Richard Henderson <rth@redhat.com>
2262 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2263 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2264 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2265 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2266 rearrange for better packing.
2267 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2268 (lookup_cfa_1): Remove inline marker.
2269 (cfa_equal_p): Split out of ...
2270 (def_cfa_1): ... here. Use INVALID_REGNUM.
2271 (build_cfa_loc): Handle !cfa->indirect.
2272 (frame_pointer_cfa_offset): New.
2273 (dbx_reg_number): Assert register elimination performed; do
2274 leaf register remapping.
2275 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2276 (eliminate_reg_to_offset): New.
2277 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2278 for verifiably local stack frame addresses; re-base to CFA.
2279 (mem_loc_descriptor): Remove can_use_fbreg argument.
2280 (concat_loc_descriptor, loc_descriptor): Likewise.
2281 (containing_function_has_frame_base): Remove.
2282 (rtl_for_decl_location): Don't do register elimination or
2283 leaf register remapping here.
2284 (secname_for_decl): Split out from ..
2285 (add_location_or_const_value_attribute): ... here.
2286 (convert_cfa_to_loc_list): New.
2287 (compute_frame_pointer_to_cfa_displacement): New.
2288 (gen_subprogram_die): Use them.
2289 * tree.h (frame_base_decl): Remove.
2290 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2291 (prologue_stack_adjust): Remove.
2292 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2293 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2294 (set_frame_base_location): Remove.
2295 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2296 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2297 (vt_add_function_parameters): Don't eliminate_regs.
2298 (vt_initialize): Don't create frame_base_decl.
2300 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2302 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2303 version of GNU binutils for 4.x and later.
2305 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2307 * ggc-page.c (ggc_push_context): Remove.
2308 (ggc_pop_context): Likewise.
2309 * ggc.h (ggc_push_context): Remove.
2310 (ggc_pop_context): Likewise.
2312 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2315 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2316 returning from an interrupt handler.
2318 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2321 * config/arc/arc.c (output_shift): Add check for loop count when
2324 2005-09-06 Steven Bosscher <stevenb@suse.de>
2326 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2328 (abs_replacement): Likewise.
2329 (pass_phiopt): Remove TODO_update_ssa.
2331 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2334 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2335 if "return with no value, in function returning non-void" warning
2337 * tree-cfg.c (execute_warn_function_return): Don't look at
2338 RETURN_EXPRs with TREE_NO_WARNING set.
2341 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2342 for internal functions doesn't use registers used by global registers
2343 variables. Use fewer register parameters if there are global register
2346 2005-09-06 Olivier Hainque <hainque@adacore.com>
2347 Eric Botcazou <ebotcazou@adacore.com>
2350 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2351 when we would be extracting outside its bit span (bitpos+bitsize
2352 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2353 Ada unchecked conversions.
2355 2005-09-06 Steven Bosscher <stevenb@suse.de>
2357 * tree-ssa-pre.c (try_look_through_load): New function.
2358 (compute_avail): Use it to try to look through loads for some
2359 more useful expressions.
2361 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2363 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2364 condition for detecting cases like (a&a) and (a^a).
2366 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2368 * common.opt: Add option ftree-vect-loop-version.
2369 * params.def: Add --param vect-max-version-checks.
2370 * doc/invoke.texi: Document ftree-vect-loop-version and
2371 --param vect-max-version-checks.
2372 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2373 may_misalign_stmts and defines for accessors.
2374 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2375 LOOP_VINFO_MAY_MISALIGN_STMTS.
2376 (destroy_loop_vec_info): VEC_free for
2377 LOOP_VINFO_MAY_MISALIGN_STMTS.
2378 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2379 Update documentation.
2380 (vect_update_misalignment_for_peel): New.
2381 (vect_enhance_data_refs_alignment): Update to choose loop
2382 peeling or loop versioning if appropriate for the (potentially)
2383 unaligned data references in the loop.
2384 (vect_analyze_data_refs_alignment): Remove call to
2385 vect_enhance_data_refs_alignment so the checks can be done
2387 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2388 and move up call to vect_analyze_data_refs_alignment.
2389 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2390 (vect_transform_loop): Add call to loop_version.
2392 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2394 PR rtl-optimization/23098
2395 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2396 * simplify-rtx.c (constant_pool_reference_p): New function.
2397 * rtl.h (constant_pool_reference_p): New prototype.
2398 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2399 constant_pool_reference_p in condition and
2400 avoid_constant_pool_reference in preparation statements.
2402 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2404 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2405 STRICT_LOW_PART SETs.
2407 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2410 * except.c (sjlj_emit_function_enter): Find the function begin
2411 note even when it's not in first basic block.
2413 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2415 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2416 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2417 * aclocal.m4: Regenerate.
2419 2005-09-05 DJ Delorie <dj@redhat.com>
2421 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2424 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2426 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2427 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2428 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2429 Follow spelling conventions.
2430 * doc/invoke.texi: Follow spelling conventions.
2432 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2434 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2435 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2436 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2438 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2441 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2442 (output_stack_adjust): Use gen_tmp_stack_mem.
2443 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2444 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2445 (sh_get_pr_initial_val): Likewise.
2446 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2447 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2448 * sh.md (divsi_inv_m0): Use gen_const_mem.
2449 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2450 (movdf_i4+1): Use gen_tmp_stack_mem.
2451 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2452 (fpu_switch+2): Likewise.
2453 (movv4sf_i, movv16sf_i): Use adjust_address.
2454 (symGOT_load): Set MEM_NOTRAP_P bit.
2456 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2459 * pa.c (emit_move_sequence): Fix typo in last change.
2461 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2463 PR rtl-optimization/23454
2464 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2467 2005-09-03 Richard Henderson <rth@redhat.com>
2468 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2471 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2474 2005-09-02 Nicolas Pitre <nico@cam.org>
2476 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2477 to bit_count to 32 bits.
2479 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2482 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2483 generating synthetic loads from volatile lvalues.
2485 005-09-02 Nick Clifton <nickc@redhat.com>
2487 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2488 __ctzhi2, __clzhi2): New functions.
2490 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2493 * tree-nested.c (struct var_map_elt): Mark with GTY.
2494 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2496 (lookup_field_for_decl): Allocate new element in GC memory.
2497 (lookup_tramp_for_decl): Likewise.
2498 (convert_nl_goto_reference): Likewise
2499 (create_nesting_tree): Allocate info in GC memory. Likewise for
2501 (free_nesting_tree): Free with ggc_free instead of free.
2502 (root): New static variable.
2503 (lower_nested_functions): Remove root as local variable. And zero out
2504 root at the end of the function.
2506 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2508 PR rtl-optimization/20365
2509 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2510 to short. New member ix.
2511 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2512 (simplify_plus_minus): Initialize ix members before calling qsort.
2514 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2516 PR tree-optimization/23626
2517 * tree-cfg.c (replace_uses_by): Clean up eh info.
2519 2005-09-01 DJ Delorie <dj@redhat.com>
2521 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2524 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2526 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2527 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2530 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2532 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2533 do not issue warning for a variable definition following
2536 2005-09-01 Richard Henderson <rth@redhat.com>
2539 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2540 conversion to CONST_VECTOR.
2542 2005-09-01 Richard Henderson <rth@redhat.com>
2545 * reload1.c (reload_as_needed): Check !CALL_P before calling
2546 fixup_eh_region_note.
2547 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2549 2005-09-01 DJ Delorie <dj@redhat.com>
2551 * varasm.c (output_constant): Let the target resolve
2552 conversions of addresses to non-default pointer sizes.
2554 2005-09-01 Nicolas Pitre <nico@cam.org>
2556 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2557 to alow matching ARM pre-indexed addressing mode.
2558 (arm_override_options): Remove now irrelevant comment.
2560 2005-09-01 Phil Edwards <phil@codesourcery.com>
2562 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2563 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2564 * config/i386/vxworks.h: Likewise.
2565 * config/i386/t-vxworksae: New file, for VxWorks AE.
2566 * config/i386/vxworksae.h: Likewise.
2568 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2570 PR tree-optimization/23410
2571 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2572 sequence is not wrapping during the first step.
2574 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2577 * dwarf2out.c (base_type_die): Compare char_type_node with
2578 TYPE_MAIN_VARIANT (type), not type.
2580 2005-09-01 Richard Guenther <rguenther@suse.de>
2582 PR tree-optimization/15366
2583 * common.opt: Add -finline-functions-called-once.
2584 Put -fearly-inlining in alphabetically ordered place.
2585 * doc/invoke.texi: Document new option.
2586 * ipa-inline.c (cgraph_decide_inlining): Honour
2587 flag_inline_functions_called_once.
2589 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2591 PR rtl-optimization/23478
2592 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2593 (alloc_qty): Initialize it.
2594 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2595 (combine_regs): Combine also n_throwing_calls_crossed fields.
2596 (find_free_reg): Don't attempt to caller-save pseudos crossing
2597 calls that might throw.
2598 * global.c (struct allocno): Add throwing_calls_crossed field.
2599 (global_alloc): Revert 2005-08-22 change. Initialize
2600 throwing_calls_crossed.
2601 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2604 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2607 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2608 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2609 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2610 (and64_2_operand): Tweak to use predicate.
2611 (and_operand): Adjust for mask_operand changes.
2612 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2613 (print_operand): Likewise.
2614 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2615 (mask64_1or2_operand): Delete.
2616 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2617 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2618 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2619 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2620 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2621 (rotldi3_internal4): Likewise.
2622 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2623 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2624 (ashldi3_internal7): Likewise.
2625 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2626 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2627 (anddi3 split): Don't match mask64_operand.
2628 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2629 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2630 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2631 't' splitter predicate.
2632 (movdi_internal64 + 2): Revert 2005-06-11 change.
2634 2005-08-31 DJ Delorie <dj@redhat.com>
2636 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2637 (m32c_asm_integer): Add support for 32 bit pointers.
2639 2005-08-31 Richard Henderson <rth@redhat.com>
2641 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2642 component-like references for setting MEM_NOTRAP_P.
2644 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2645 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2647 2005-08-31 Richard Henderson <rth@redhat.com>
2649 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2650 into a pseudo before applying gen_lowpart.
2652 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2654 * doc/install.texi (Specific): Update cctools version required
2655 for full functionality.
2656 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2657 linkers as -macosx_version_min.
2659 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2662 * sh.c (print_operand, %R and %S): Add handling of floating point
2663 registers, memory, constants and invalid operands.
2665 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2667 * ipa-pure-const.c: Change dump name.
2669 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2672 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2673 to "reg_or_0_operand".
2674 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2676 2005-08-31 Dale Johannesen <dalej@apple.com>
2678 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2679 loops that count down.
2681 2005-08-31 Richard Henderson <rth@redhat.com>
2684 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2685 (fixup_eh_region_note): New.
2686 (reload_as_needed): Call it.
2687 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2688 don't call find_many_sub_basic_blocks; call verify_flow_info.
2689 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2690 (keep_stack_depressed): Likewise.
2691 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2693 2005-08-31 Richard Henderson <rth@redhat.com>
2695 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2698 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2700 * expr.c (expand_expr_real_1): Compare size of address
2701 mode to target's address mode size in deciding expansion of
2702 the constant address.
2704 2005-08-31 Richard Guenther <rguenther@suse.de>
2707 * expr.c (all_zeros_p): New function.
2708 (expand_expr_real_1): Handle the case of an all-zero
2709 non-addressable constructor separately.
2711 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2713 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2714 arguments, adjust all callers.
2715 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2717 2005-08-30 Richard Henderson <rth@redhat.com>
2720 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2721 whenever the mode sizes match.
2723 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2725 * calls.c (load_register_parameters): Fix comment typo.
2726 * expr.c (emit_push_insn): Comment formatting.
2728 2005-08-30 Ian Lance Taylor <ian@airs.com>
2730 * config/i386/x-cygwin (host-cygwin): Change dependency from
2731 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2733 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2735 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2738 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2741 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2742 call to ggc_collect.
2744 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2747 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2748 beginning. Remove $(INCLUDES) from all the rules, if following
2749 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2751 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2754 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2755 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2756 not constant, but maxlen is, don't set len to maxlen, rather
2757 set maxlen to len if len is a constant.
2759 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2761 PR tree-optimization/23475
2762 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2765 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2767 Fix PR middle-end/22455
2769 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2770 Checksum only the parts of the tree that exist for the tree code.
2772 2005-08-28 Dale Johannesen <dalej@apple.com>
2774 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2776 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2778 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2780 2005-08-28 Richard Henderson <rth@redhat.com>
2782 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2783 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2786 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2789 * builtins.c (get_memory_rtx): Don't strip nops
2790 in between COMPONENT_REFs.
2792 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2795 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2797 (gimplify_modify_expr): Check for zero sized types and gimplify the
2798 rhs and lhs as statements.
2800 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2803 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2804 state for return address column of signal frames.
2806 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2809 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2810 bytes >= 2 not bytes == 2.
2811 (expand_block_move): Same.
2813 2005-08-27 Richard Guenther <rguenther@suse.de>
2816 * config/i386/sse.md (sse2_movsd): Add missing closing
2819 2005-08-27 Paul Brook <paul@codesourcery.com>
2821 * genrecog.c (enum decision_type): Add DT_num_insns.
2822 (struct decision_test): Add u.num_insns.
2823 (add_to_sequence): Add DT_num_insns test.
2824 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2825 (write_cond, debug_decision_2): Ditto.
2826 (change_state): Assume peep2_next_insn never fails.
2827 Remove "afterward" argument.
2828 (write afterward, write_tree): Update to match.
2829 * recog.c (peep2_current_count): New variable.
2830 (peep2_next_insn): Check it.
2831 (peephole2_optimize): Set peep2_current_count.
2832 * recog.h (peep2_current_count): Declare.
2834 2005-08-26 Josh Conner <jconner@apple.com>
2837 * ipa-pure-const.c (check_tree): Check for volatile-ness
2838 when considering a dereference.
2840 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2842 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2844 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2846 PR rtl-optimization/23561
2847 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2848 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2849 at most LEN bytes long memory fits into the field.
2850 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2851 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2852 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2854 2005-08-26 Richard Henderson <rth@redhat.com>
2857 * loop.c (biased_biv_may_wrap_p): New.
2858 (maybe_eliminate_biv_1): Use it to suppress non-equality
2859 comparison transformations. Delete disabled code.
2861 2005-08-26 Ian Lance Taylor <ian@airs.com>
2863 * combine.c (make_extraction): Avoid reference outside object.
2865 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2867 * stor-layout.c (finalize_type_size): Restore behaviour for
2868 non-aggregate types to the status quo ante of the patch for
2869 pr 23467. Document why it matters.
2871 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2874 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2875 array by one element, initialize the BT_LAST element with NULL.
2877 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2879 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2880 optimizing for size.
2882 (compare_plus_eqsi): Same.
2883 (plus_eqsi_compare): Same.
2884 (neg_eq0<mode>): Same.
2885 (neg_eq<mode>): Same.
2887 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2890 2005-08-26 Nick Clifton <nickc@redhat.com>
2892 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2893 TARGET_EP is not defined.
2894 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2895 TARGET_EP is enabled.
2896 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2897 * config/v850/v850.md (save_all_interrupt): Only use the EP
2898 register if TARGET_EP is defined.
2899 (restore_all_interrupt): Likewise.
2900 * config/v850/lib1funcs.asm: Update functions so that the EP
2901 register is only used if __EP__ is defined.
2903 2005-08-26 David Ung <davidu@mips.com>
2905 * config/mips/mips.c (mips_expand_prologue): Handle case when
2906 generating for MIPS16 and the outgoing argument area is more than
2907 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2910 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2912 * config/crx/crx.md: Make doloop_end pattern usage controllable
2913 via mloop-nesting=<max-nesting> command line switch. Make sure
2914 the combiner cannot use doloop_end_<mode> in an illegal way.
2915 * config/crx/crx.c: Use regs up to r6 for argument passing.
2916 Refine crx_address_cost (non cst4 displacements are expensive).
2917 * config/crx/crx.opt: Add switch for mloop-nesting=.
2919 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2921 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2922 (UNSPEC_MVST): New constant.
2924 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2926 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2927 Reject operands containing eliminable registers.
2928 * testsuite/gcc.dg/20050825-1.c: New testcase.
2930 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2931 Jan Hubicka <jh@suse.cz>
2933 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2935 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2937 PR tree-optimization/23546
2938 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2941 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2943 * params.def (PARAM_MIN_SPEC_PROB): New.
2944 * sched-rgn.c (MIN_PROBABILITY): Delete.
2945 (compute_trg_info): Convert to PARAM_VALUE.
2946 * doc/invoke.texi (param): Document min-spec-prob.
2948 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2950 * config/darwin.h: define __PIC__
2951 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2952 TARGET_OS_CPP_BUILTINS macro.
2954 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2956 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2959 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2961 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2963 * cfghooks.c (duplicate_block): Added position where to place
2964 new block as argument.
2965 * cfghooks.h (duplicate_block): Declaration changed.
2966 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2968 * cfglayout.h (copy_bbs): Declaration changed.
2969 * cfgloop.h (loop_version): Declaration changed.
2970 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2971 position to copy_bbs.
2972 (loop_version): Pass position to duplicate_loop_to_header_edge.
2973 Add place_after argument and position new blocks according to
2975 * modulo-sched.c (sms_schedule): Pass place_after argument
2977 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2978 * tree-cfg.c (split_edge_bb_loc): New function.
2979 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2980 to determine position of new blocks.
2981 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2983 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2984 argument to duplicate_block.
2985 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2986 Pass position to copy_bbs.
2988 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2990 * fold-const.c (ptr_difference_const): Use
2991 cst_and_fits_in_hwi instead of host_integerp.
2993 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2995 * config/darwin.c (gen_pic_offset): New.
2996 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2999 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
3001 PR tree-optimization/23486
3002 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
3004 2005-08-23 Phil Edwards <phil@codesourcery.com>
3006 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
3007 remove use_collect2.
3008 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
3010 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
3011 configuration files to override the default value.
3013 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
3014 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
3015 * config/vx-common.h: New file, split out from...
3016 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3017 * config/vxworksae.h: New file, for VxWorks AE.
3018 * config/vxworks.opt: New file.
3019 * config/vxlib.c: Update for VxWorks 6.
3021 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3022 other MULTILIB_* variables appropriately.
3023 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3024 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3025 * config/rs6000/vxworks.h: Update for VxWorks 6.
3026 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3028 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3031 * config/darwin.c (machopic_select_section): Remove the hack to
3032 mark "::operator new" and "::operator delete" for coalescing
3033 even though they are not weak.
3035 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3037 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3038 * configure: Regenerate.
3040 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3043 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3045 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3046 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3049 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3051 * config/rs6000/predicates.md (equality_operator): New.
3052 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3053 comparison with a large constant.
3055 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3057 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3059 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3061 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3062 registers is even, and we have a hardware double precision fp,
3064 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3065 size of current argument when checking if argument was passed in
3068 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3071 * stor-layout.c (finalize_type_size): Dont override
3072 existing alignment with a smaller alignment from the mode.
3074 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3076 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3077 * lambda.h (lambda_vector_lexico_pos): ... here.
3078 * tree-data-ref.c (build_classic_dist_vector): Return false when
3079 the distance vector is lexicographically negative.
3081 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3083 PR tree-optimization/23511
3084 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3085 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3087 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3089 PR tree-optimization/22043
3090 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3091 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3092 If ALLOW_FLEXARR, handle types ending with flexible array member.
3093 Pass false as second argument to recursive count_type_elements calls.
3094 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3095 argument to count_type_elements call.
3096 * tree-sra.c (decide_block_copy): Likewise.
3097 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3098 for a constant-sized object, set cleared as well. Pass true as
3099 second argument to count_type_elements call.
3101 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3104 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3105 from legitimate_small_data_p, and make global. Update use.
3106 Remove forward declaration.
3107 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3109 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3111 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3113 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3114 of scratch intermediates.
3115 (eq<mode>_compare): Same.
3116 (neg_eq0<mode>): New.
3117 (neg_eq<mode>): Convert to define_insn_and_split.
3119 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3122 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3123 stdarg functions, set/clear the fp marker even when no variable
3125 * config/rs6000/sysv4.opt (mprototype): Describe.
3127 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3129 PR rtl-optimization/23478
3130 * regs.h (reg_info): Add throw_calls_crossed.
3131 (REG_N_THROWING_CALLS_CROSSED): Define.
3132 * flow.c (allocate_reg_life_data): Initialize
3133 REG_N_THROWING_CALLS_CROSSED.
3134 (propagate_one_insn, attempt_auto_inc): Update
3135 REG_N_THROWING_CALLS_CROSSED.
3136 * global.c (global_alloc): Don't allocate pseudos across
3137 calls that may throw.
3139 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3142 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3143 value is inbetween the range if we did not find an exact match.
3145 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3147 * doc/invoke.texi (Option Summary): Add ms1 options.
3148 * doc/extend.texi: Document interrupt handler attribute for ms1.
3149 * doc/md.texi: Document ms1 constraints.
3150 * config.gcc: Add ms1-*-elf.
3151 * config/ms1/ms1.h: New.
3152 * config/ms1/ms1.c: New.
3153 * config/ms1/ms1.md: New.
3154 * config/ms1/ms1-protos.h: New.
3155 * config/ms1/ABI.txt: New.
3156 * config/ms1/crti.asm: New.
3157 * config/ms1/crtn.asm: New.
3158 * config/ms1/lib2extra-funcs.c: New.
3159 * config/ms1/t-ms1: New.
3160 * config/ms1/ms1.opt: New.
3162 2005-08-22 Ira Rosen <irar@il.ibm.com>
3164 * config/rs6000/altivec.md (xorv4sf3): New.
3165 (negv4sf2, neg<mode>2): Likewise.
3167 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3170 * config/ia64/ia64.md (divsi3): Check divide by zero.
3171 (udivsi3): Likewise.
3173 (udivdi3): Likewise.
3175 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3177 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3178 up to elem_bitsize bits, not max_bitsize.
3180 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3182 PR tree-optimization/23433
3183 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3184 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3186 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3188 PR tree-optimization/23434
3189 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3190 the iteration bound is not an INTEGER_CST.
3192 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3194 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3195 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3196 NULL if need_epilog_adjust is false.
3197 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3198 Case 3 always peels first itration, not just for PLUS case, and no need
3199 to use scalar_initial_def here. Create an epilog adjustment only if
3200 scalar_initial_def is not NULL.
3202 (vectorizable_reduction): Remove assert.
3204 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3207 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3208 (__moddi3): Likewise.
3209 (__udivdi3): Likewise.
3210 (__umoddi3): Likewise.
3211 (__divsi3): Likewise.
3212 (__modsi3): Likewise.
3213 (__udivsi3): Likewise.
3214 (__umodsi3): Likewise.
3216 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3218 * tree-pass.h (TDF_GRAPH): Define.
3219 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3220 * passes.c (finish_optimization_passes): Only call
3221 finish_graph_dump_file if TDF_GRAPH is set.
3222 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3223 NULL. Set TDF_GRAPH bit.
3224 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3226 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3228 * arm.h (arm_stack_offsets): Add locals_base field.
3229 * arm.c (arm_get_frame_offsets): Compute it.
3230 (thumb_compute_initial_elimination offset): Make the Thumb frame
3231 pointer point to the base of the local variables.
3232 (thumb_expand_prologue): Update accordingly.
3233 (thumb_expand_epilogue): Likewise.
3235 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3236 mode of clobbered scratch to DImode. Handle a case that's known to
3239 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3241 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3242 (gt0<mode>_compare): Delete.
3243 (neg_gt0<mode>): Delete.
3245 2005-08-19 Eric Christopher <echristo@apple.com>
3247 * optabs.h: Change CTI_ to COI_.
3250 2005-08-19 James E Wilson <wilson@specifix.com>
3252 * builtins.c (expand_builtin_return_addr): Set
3253 current_function_accesses_prior_frames when count != 0. Use
3254 frame_pointer_rtx when count == 0.
3255 * function.h (struct function): Add accesses_prior_frames field.
3256 (current_function_accesses_prior_frames): Define.
3257 * reload1.c (init_elim_table): Check
3258 current_function_accesses_prior_frames.
3259 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3261 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3263 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3264 indicator. Return true if the flowgraph changed during
3267 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3270 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3271 conditional expression before testing its value.
3273 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3275 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3277 2005-08-19 Devang Patel <dpatel@apple.com>
3279 PR tree-optimization/23048
3280 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3281 third parameter. Check whether latch is dominated by exit
3283 (if_convertible_loop_p): Supply exit block itself to
3284 if_convertible_bb_p.
3286 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3289 * arm.md (arm_load_pic_register): Change argument to the mask of
3290 saved registers. Call thumb_find_work_register if we need a
3291 scratch register on Thumb.
3292 (arm_expand_prologue): Pass empty register set to
3293 arm_load_pic_register.
3294 (thumb_expand_prologue): Pass live_regs_mask directly to
3295 arm_load_pic_register.
3296 * arm-protos.h (arm_load_pic_register): Update prototype.
3298 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3300 * sh.c (find_sole_member): New function.
3301 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3302 if the record's alignment is larger than the size of its only member.
3304 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3307 * arm.c (thumb_legitimize_reload_address): New function.
3308 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3309 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3311 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3313 * config/crx/crx.c: Implement crx_decompose_address. Reject
3314 symbolic displacements since CRX register relative adressing
3315 mode can't handle unsigned 32-bit values as displacements.
3316 * config/crx/crx.h: Simplify definitions, remove redundant
3317 parenthesis and obsolete macros.
3318 * config/crx/crx.opt: Add new switch for debugging addresses.
3319 * config/crx/crx-protos.h: Add new declarations for above.
3321 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3324 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3327 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3329 * collect2.c (dup2): Delete.
3330 * configure.ac: Don't check for dup2.
3332 * config.in, configure: Regenerate.
3334 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3336 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3337 record with the type of its only member.
3339 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3341 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3342 define_insn_and_split.
3343 (plus_ltu<mode>_compare): Same.
3344 (gtu<mode>_compare): Same.
3345 (plus_gtu<mode>_compare): Same.
3347 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3349 PR tree-optimization/22228
3350 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3352 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3353 are recorded in vect_vnames_to_rename for renaming.
3354 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3355 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3356 in vect_vnames_to_rename.
3357 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3358 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3360 2005-08-18 Jan Hubicka <jh@suse.cz>
3363 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3364 info only for local statics, not for member variables.
3366 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3368 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3370 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3372 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3374 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3377 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3379 2005-08-17 James E Wilson <wilson@specifix.com>
3381 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3384 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3386 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3387 (leu<mode>_compare): Same.
3388 (plus_leu<mode>): Same.
3389 (neg_leu<mode>): Same.
3390 (and_neg_leu<mode): Same.
3391 (ltu<mode>_compare): Same.
3392 (plus_ltu<mode>): Same.
3394 (geu<mode>_compare): Same.
3395 (plus_geu<mode>): Same.
3396 (neg_geu<mode>): Same.
3397 (and_neg_geu<mode>): Same.
3398 (plus_gt<mode>): Same.
3399 (gtu<mode>_compare): Same.
3400 (plus_gtu<mode>): Same.
3402 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3404 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3405 Move call_table_data to end. Delete spurious .text.
3406 (callt_save_all_interrupt): Fix comment typo.
3408 2005-08-17 James E Wilson <wilson@specifix.com>
3409 Kevin Winchester <winchester@amirix.com>
3412 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3414 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3417 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3418 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3420 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3422 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3423 record with the type of its only member if the modes don't match.
3425 * varasm.c (decode_reg_name): Skip empty additional register names.
3427 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3429 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3430 lsm_tmp_name_length): New.
3431 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3432 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3434 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3435 Andreas Krebbel <krebbel1@de.ibm.com>
3437 * config.gcc: Added z9-109 switch.
3438 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3439 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3440 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3441 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3442 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3443 for "z9_109" cpu attribute.
3444 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3445 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3446 (s390_handle_arch_option): Added z9-109 switch.
3447 (override_options): Set respective cost function for z9-109.
3448 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3449 (legitimate_reload_constant_p): Accept extended immediates.
3450 (print_operand): Three new output modifiers added: k, m and o.
3451 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3452 (s390_output_mi_thunk): Use extended immediate when possible.
3453 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3454 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3455 (CONSTRAINT_LEN): Added length of O constraint.
3456 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3457 * config/s390/s390.md ("cpu"): New value z9_109 added.
3458 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3459 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3460 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3461 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3462 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3463 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3464 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3465 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3466 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3467 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3468 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3469 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3470 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3471 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3472 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3474 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3475 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3476 insns for TARGET_EXTIMM.
3478 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3480 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3482 2005-08-17 Nick Clifton <nickc@redhat.com>
3484 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3485 Call default_encode_section_info.
3487 2005-08-17 Steven Bosscher <stevenb@suse.de>
3489 PR tree-optimization/21574
3490 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3491 constant, return CONSTANT.
3492 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3493 (ccp_fold, visit_assignment): Likewise.
3494 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3496 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3498 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3499 fold_buildN instead of buildN then fold_initializer or fold.
3500 (build_unary_op): Likewise.
3501 (build_binary_op): Likewise.
3502 * fold-const.c (fold_initializer): Remove.
3503 (fold_build1_initializer): New function.
3504 (fold_build2_initializer): New function.
3505 (fold_build3_initializer): New function.
3506 * tree.h (fold_initializer): Remove.
3507 (fold_build1_initializer): New function.
3508 (fold_build2_initializer): New function.
3509 (fold_build3_initializer): New function.
3511 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3513 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3514 (try_move_mult_to_index): Call fold_build2 instead of build2.
3515 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3516 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3517 fold_binary_to_constant.
3518 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3520 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3521 check if A == gcd (A, B). Remove TYPE argument.
3522 (analyze_offset) Use fold_build2 instead of fold (build.
3523 (create_data_ref): Likewise.
3524 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3525 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3528 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3530 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3531 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3533 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3536 * gimplify.c (zero_sized_type): New function.
3537 (gimplify_modify_expr_rhs): If we have a zero sized type,
3538 replace the statement with an empty statement.
3540 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3542 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3545 2005-08-16 Ian Lance Taylor <ian@airs.com>
3547 * doc/tm.texi (Label Output): Correct typo.
3549 2005-08-16 Steven Bosscher <stevenb@suse.de>
3552 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3553 force_operand will work later on using have_insn_for.
3555 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3557 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3559 2005-08-16 Ian Lance Taylor <ian@airs.com>
3562 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3563 vector type, don't try to construct it element by element. Add an
3564 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3566 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3568 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3570 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3572 * doc/invoke.texi (Precompiled Headers): Document some more options
3573 which are known to be safe.
3575 2005-08-16 James E Wilson <wilson@specifix.com>
3577 PR tree-optimization/21105
3578 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3579 TREE_OVERFLOW check.
3581 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3583 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3584 (neg_ltu<mode>): Same.
3586 (neg_gtu<mode>): Same.
3588 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3590 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3591 (fold_builtin_isdigit): Use fold_buildN.
3592 (build_function_call_expr): Likewise.
3593 * c-typeck.c (c_finish_loop): Likewise.
3595 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3596 Richard Shann <rshann@superh.com>
3598 PR middle-end/20396:
3599 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3601 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3603 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3605 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3608 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3609 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3612 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3615 * fold-const.c (build_range_check): Disable optimization for function
3616 pointer expressions on targets that require function pointer
3619 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3621 * simplify-rtx.c (simplify_const_relational_operation): When
3622 extracting arguments of a COMPARE, recompute the mode as well.
3624 2005-08-15 Ian Lance Taylor <ian@airs.com>
3626 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3628 2005-08-15 DJ Delorie <dj@redhat.com>
3630 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3632 (movsi_splittable): Allow, but split, moves to the stack.
3633 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3636 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3638 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3639 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3640 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3642 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3643 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3644 Delete HOST_PTR_PRINTF.
3646 * configure, config.in: Regenerate.
3648 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3650 * config/rs6000/rs6000.md (QHSI): New mode macro.
3651 (wd): Extend mode attr for QImode and HImode
3652 (dbits): New mode attr.
3653 (zero_extend<mode>di2): Convert to mode macro.
3655 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3658 * doc/invoke.texi (-mgnu-ld): Update description.
3661 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3664 * Makefile.in (tree-chrec.o): Depends on real.h.
3665 * tree-chrec.c: Include real.h.
3666 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3667 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3668 * tree-scalar-evolution.c (add_to_evolution_1,
3669 interpret_rhs_modify_expr): Ditto.
3671 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3674 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3675 step is negative compute the estimation from init downwards to zero.
3677 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3679 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3681 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3683 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3685 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3686 Accept double-word constants that can be split.
3687 * config/s390/s390.md ("movti"): Use 'P' constraint.
3688 ("*movdi_31", "*movdf_31"): Likewise.
3690 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3692 Fix PR tree-optimization/22615
3694 * tree-ssa-structalias.c (solution_set_add): Handle
3695 first_vi_for_offset returning NULL.
3696 (do_da_constraint): Ditto.
3697 (do_sd_constraint): Ditto.
3698 (do_ds_constraint): Ditto
3699 (find_func_aliases): Ditto.
3700 (build_constraint_graph): RHS is allowed be ANYTHING.
3701 (first_vi_for_offset): Return NULL if we couldn't find anything at
3704 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3706 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3707 over memory as first operand.
3709 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3712 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3713 available for setting it.
3715 2005-08-14 Ira Rosen <irar@il.ibm.com>
3717 PR tree-optimization/23320
3718 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3719 data-refs' types instead of base object nullness. Add check for
3720 pointer type data-refs before first location comparison. Remove
3723 2005-08-14 Andreas Schwab <schwab@suse.de>
3725 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3727 2005-08-13 James E Wilson <wilson@specifix.com>
3729 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3730 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3731 -fstack-protector-all, --param ssp-buffer-size): Document.
3732 (-Wvariadic-macros): Alphabetize.
3733 (-fsched-stalled-insns-dep): Add missing 'f'.
3735 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3738 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3740 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3741 or indirect address operand.
3742 (EXTRA_ADDRESS_CONSTRAINT): New.
3743 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3745 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3747 PR tree-optimization/22236
3748 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3749 successors and predecessors.
3750 * tree-chrec.c (chrec_convert): Before converting, check that
3751 sequences don't wrap.
3752 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3753 (analyze_array): Extern.
3754 (find_data_references_in_loop): Remove call to
3755 compute_estimated_nb_iterations.
3756 * tree-data-ref.h (analyze_array): Declared.
3757 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3758 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3759 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3760 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3762 * tree-ssa-loop-ivcanon.c: Fix documentation.
3763 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3764 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3765 (infer_loop_bounds_from_undefined): New.
3766 (estimate_numbers_of_iterations_loop): Use
3767 infer_loop_bounds_from_undefined.
3768 (used_in_pointer_arithmetic_p): New.
3769 (scev_probably_wraps_p): Pass an extra parameter. Call
3770 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3771 (convert_step): Fix documentation.
3772 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3773 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3774 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3775 scev_probably_wraps_p.
3777 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3779 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3780 (s390_register_info): Ignore clobbered_regs information for fixed
3781 registers, and only fixed registers.
3782 (s390_init_frame_layout): Remove redundant call.
3784 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3786 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3787 description of -Wold-style-casts.
3789 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3790 Jakub Jelinek <jakub@redhat.com>
3792 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3793 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3794 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3795 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3796 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3797 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3798 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3799 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3800 ("stack_protect_set", "stack_protect_test"): New expanders.
3801 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3802 "stack_protect_testdi"): New insn definitions.
3804 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3806 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3808 2005-08-12 Paul Brook <paul@codesourcery.com>
3810 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3812 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3814 * config/s390/predicates.md (setmem_operand): New predicate.
3815 (shift_count_operand): Accept ANDs with special constants as
3817 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3818 with special constants.
3819 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3820 shift_count_operand with setmem_operand.
3822 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3824 * config/s390/s390.c (s390_extract_part, s390_single_part):
3826 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3827 (s390_output_mi_thunk): Don't use lg on 31 bit.
3828 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3829 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3831 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3833 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3834 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3835 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3836 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3837 with one of the new macros.
3839 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3841 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3842 Don't set save_return_addr_p.
3843 (s390_register_info): Make clobbered_regs not depending on
3846 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3848 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3849 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3851 2005-08-11 James E. Wilson <wilson@specifix.com>
3853 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3855 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3857 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3858 locations gathered by var-tracking in single entry loc_list
3859 over loc_descriptor_from_tree.
3861 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3862 pass it down to loc_descriptor.
3863 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3864 (containing_function_has_frame_base): Move earlier in the file.
3865 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3866 instead of always assuming fbreg can't be used.
3868 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3870 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3871 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3872 Accept address wrapped in AND for Altivec.
3873 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3874 Strip AND wrapping offset address for Altivec.
3876 2005-08-11 Richard Henderson <rth@redhat.com>
3879 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3880 before using TYPE_IS_SIZETYPE.
3882 2005-08-11 Richard Henderson <rth@redhat.com>
3885 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3886 insn types not present on ev4.
3887 (alphaev5_insn_pipe): Similarly.
3889 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3892 * arm.c (arm_override_options): If the user has selected callee-super-
3893 interworking, then enable normal interworking.
3895 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3897 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3900 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3902 * doc/rtl.texi: Fix two typos.
3904 2005-08-11 Richard Guenther <rguenther@suse.de>
3907 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3908 cases where we call to/from functions returning void.
3910 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3913 * tree.c (build_pointer_type_for_mode): Robustify.
3915 2005-08-10 James E Wilson <wilson@specifix.com>
3917 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3918 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3920 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3923 2005-08-10 Eric Christopher <echristo@apple.com>
3925 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3926 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3929 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3932 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3933 for the high part when generating dynamic-no-pic code.
3935 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3937 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3938 (x86_64-*-linux*): Likewise.
3940 * config/i386/crtfastmath.c: New file.
3941 * config/i386/t-crtfm: Likewise.
3943 * config/i386/linux.h (ENDFILE_SPEC): New.
3944 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3946 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3949 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3951 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3952 (vec_shl, vec_shr): Document new operations.
3953 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3955 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3957 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3958 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3959 change predicate to indexed_or_indirect_address.
3961 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3963 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3964 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3965 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3966 and __aeabi_uwrite8.
3967 * config/arm/unaligned-funcs.c: New file.
3968 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3970 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3972 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3974 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3975 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3977 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3978 * final.c (pass_shorten_branches): Add dump.
3979 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3980 (pass_life): Rename dump.
3981 (rest_of_handle_flow2): Remove initial verify_flow_info.
3982 * function.c (pass_instantiate_virtual_regs): Add dump.
3983 * integrate.c (pass_initial_value_sets): Add dump.
3984 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3985 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3986 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3987 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3988 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3989 gate_rtl_unrool_and_peel_loops): New.
3990 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3991 rtl_doloop): Do not look at flags.
3992 * mode-switching.c (pass_mode_switching): Add dump.
3993 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3994 pass_split_before_regstack): Add dump.
3995 * regmove.c (pass_stack_adjustments): Add dump.
3996 * tree-optimize.c (pass_fixup_cfg): Add dump.
3998 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4001 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
4002 deciding which instruction sequence to use.
4004 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
4006 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
4007 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
4009 2005-08-09 Richard Guenther <rguenther@suse.de>
4011 * c-common.c (builtin_function_2): Remove.
4012 (def_builtin_1): New function.
4013 (c_common_nodes_and_builtins): Use def_builtin_1 to
4014 build builtin functions.
4016 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4018 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4019 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4020 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4023 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4025 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4026 fold_binary instead of fold_build2 since we don't care about the
4028 (loop_niter_by_eval): Likewise.
4029 (compare_trees): Likewise.
4030 (proved_non_wrapping_p): Likewise.
4032 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4036 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4037 if the if is really empty.
4039 2005-08-09 Steven Bosscher <stevenb@suse.de>
4041 PR tree-optimization/23234
4042 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4043 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4044 argument of the new enum.
4045 (execute_cse_reciprocals): Add reciprocals for function arguments
4046 on the unique successor edge of the entry block. Update other calls
4047 to execute_cse_reciprocals_1.
4049 2005-08-08 Richard Henderson <rth@redhat.com>
4052 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4054 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4056 * expr.c (write_complex_part): Return after handling MEM.
4058 2005-08-08 Josh Conner <jconner@apple.com>
4060 PR rtl-optimization/23241
4061 * combine.c (simplify_comparison): Fix error in determining
4062 whether to lift a subreg from comparison.
4064 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4067 * config/rs6000/altivec.md (vec_init<mode>): New.
4068 (vec_set<mode>): New.
4069 (vec_extract<mode>): New.
4070 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4071 (rs6000_expand_vector_set): New.
4072 (rs6000_expand_vector_extract): New.
4073 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4074 for Altivec modes before reload.
4075 (altivec_expand_vec_init_builtin): New.
4076 (get_element_number): New.
4077 (altivec_expand_vec_set_builtin): New.
4078 (altivec_expand_vec_ext_builtin): New.
4079 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4081 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4083 * config/rs6000/rs6000.h (rs6000_builtins): Add
4084 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4085 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4086 * config/rs6000/rs6000-protos.h: Declare new functions.
4088 2005-08-08 Jan Hubicka <jh@suse.cz>
4090 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4091 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4092 * i386.md (movdi*): Use pic_32bit_operand.
4093 * predicates.md (pic_32bit_operand): New.
4095 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4098 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4100 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4102 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4103 (test_for_singularity): Use fold_build2.
4105 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4107 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4109 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4111 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4112 (COMMON_ASM_OP) Define.
4113 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4114 (ix86_encode_section_info): Likewise.
4115 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4116 SUBTARGET_ENCODE_SECTION_INFO.
4118 2005-08-06 Richard Henderson <rth@redhat.com>
4121 * tree-nested.c (convert_local_reference): Save and restore val_only
4122 around component_ref and friends. Clear walk_subtrees by default.
4124 2005-08-06 Peter O'Gorman <peter@pogma.com>
4127 * gcc.c (process_command): Check the argument to -b has a dash.
4128 * doc/invoke.texi: Update -b and -V docs.
4130 2005-08-06 James E Wilson <wilson@specifix.com>
4132 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4134 2005-08-06 Michael Matz <matz@suse.de>
4136 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4137 member only if only one insn is associated with the value.
4139 2005-08-06 Nick Clifton <nickc@redhat.com>
4141 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4143 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4144 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4145 Check symbol flags instead of symbol name mangling.
4146 (xstormy16_asm_output_aligned_common): Likewise. Also
4147 simplify code since the bss100_section cass is the only case
4148 where the below100 code will be triggered.
4149 (xstormy16_encode_section_info): Encode below100 attribute
4150 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4152 (xstormy16_strip_name_encoding): Delete - this function is no
4154 (TARGET_STRIP_NAME_ENCODING): Undefine.
4155 * config/stormy16/stormy16-protos.h: Delete prototype for
4156 xstormy16_strip_name_encoding.
4158 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4160 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4161 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4162 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4163 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4164 config/alpha/predicates.md, config/arc/arc.h,
4165 config/arm/arm.h, config/arm/ieee754-df.S,
4166 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4167 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4168 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4169 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4170 config/m68hc11/m68hc11.h, config/mips/mips.c,
4171 config/mips/mips.h, config/mips/openbsd.h,
4172 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4173 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4174 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4175 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4176 config/sparc/linux.h, config/sparc/linux64.h,
4177 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4178 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4179 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4180 typos. Follow spelling conventions.
4182 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4185 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4186 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4187 specially. Check for side effects only for COND_EXPR.
4188 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4189 return with TREE_NO_WARNING.
4191 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4193 PR rtl-optimization/23233
4194 * loop.c (combine_movables): Require the modes to be the same.
4195 (move_movables): Remove handling of cases where the replacement
4196 had a different mode to the original.
4198 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4200 PR tree-optimization/23128
4201 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4202 subtraction wrap, and set TREE_OVERFLOW if they do.
4204 2005-08-05 Richard Henderson <rth@redhat.com>
4207 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4208 FORCED_LABEL labels.
4210 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4213 * reload.c (find_reloads_subreg_address): Pass down TYPE
4214 unchanged. Change all callers except find_reloads_toplev.
4216 2005-08-05 Michael Matz <matz@suse.de>
4218 * genattrtab.c (current_alternative_string): Remove.
4219 (SIMPLIFY_ALTERNATIVE): Ditto.
4220 (attr_alt_bit_p): Ditto.
4221 (alternative_name): Make const char *.
4222 (evaluate_eq_attr): Remove use of above things.
4223 (simplify_test_exp): Ditto.
4224 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4225 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4227 2005-08-04 James E Wilson <wilson@specifix.com>
4229 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4230 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4231 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4232 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4233 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4235 2005-08-04 Richard Henderson <rth@redhat.com>
4238 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4239 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4240 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4241 if we'd have to instantiate too many members.
4243 2005-08-04 Richard Henderson <rth@redhat.com>
4246 * tree-outof-ssa.c (coalesce_asm_operands): New.
4247 (coalesce_ssa_name): Use it. Split out ...
4248 (coalesce_phi_operands, coalesce_result_decls): ... these.
4250 2005-08-04 Paul Brook <paul@codesourcery.com>
4252 * read-rtl.c (read_quoted_string): Break if EOF.
4254 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4256 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4257 (fold_build2): Likewise.
4258 (fold_build3): Likewise.
4259 (fold_build1_stat): New function prototype.
4260 (fold_build2_stat): Likewise.
4261 (fold_build3_stat): Likewise.
4262 * fold-const.c (fold_build1): Rename to ..
4263 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4264 through to build1_stat.
4265 (fold_build2): Rename to ..
4266 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4267 through to build2_stat.
4268 (fold_build3): Rename to ..
4269 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4270 through to build3_stat.
4272 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4273 Ian Lance Taylor <ian@airs.com>
4275 * function.c (assign_stack_local_1): Do not correct stack slot
4276 address if allocation size is smaller than mode size.
4278 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4281 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4282 (tree_merge_blocks): Propagate anything allowed by
4284 Clarify documentation.
4285 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4286 SSA form, schedule an update if necessary.
4288 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4290 * doc/install.texi (Binaries): Remove broken link to
4291 Sinix/Reliant Unix binaries.
4293 2005-08-03 Richard Henderson <rth@redhat.com>
4296 * function.c (stack_protect_epilogue): Export.
4297 * tree.h (stack_protect_epilogue): Declare.
4298 * calls.c (expand_call): Call it.
4300 2005-08-03 Eric Christopher <echristo@apple.com>
4302 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4303 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4306 2005-08-04 Jan Hubicka <jh@suse.cz>
4308 * profile.c (branch_prob): Split edges with goto locus on them
4309 to get proper line counts.
4310 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4312 2005-08-03 Paul Brook <paul@codesourcery.com>
4314 * function.c (assign_parms): Round current_function_args_size
4315 to PARM_BOUNDARY, not STACK_BOUNDARY.
4317 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4319 * config/i386/i386.c (x86_elf_aligned_common)
4320 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4322 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4324 PR tree-optimization/23157
4325 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4326 before emitting them.
4328 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4330 PR tree-optimization/19899
4331 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4332 * tree-scalar-evolution.c: Include real.h.
4333 (add_to_evolution): Build constant -1 of correct type.
4335 2005-08-03 Jan Hubicka <jh@suse.cz>
4337 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4338 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4339 profile updating for complette unrolling.
4340 * loop-unroll.c (peel_loop_completely): Use it.
4341 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4342 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4345 2005-08-03 Paul Brook <paul@codesourcery.com>
4347 * combine.c (can_change_dest_mode): New function.
4348 (try_combine, simplify_set): Use it.
4350 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4352 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4355 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4357 * doc/install.texi (Specific): Adjust link to openavr.org.
4358 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4359 (Binaries): Adjust HP-UX Porting Center link.
4360 (Binaries): Adjust Free Software Foundation ordering link.
4362 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4364 * convert.c (convert_to_integer): Use fold_build1 instead of
4365 build1 when converting an integer to an integer.
4367 2005-08-02 Richard Henderson <rth@redhat.com>
4369 * combine.c (combine_instructions): Don't use reg_equal/equiv
4370 results if the mode doesn't match.
4372 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4374 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4375 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4377 2005-08-02 Richard Henderson <rth@redhat.com>
4380 * explow.c (memory_address): Remove special-case for
4381 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4383 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4386 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4387 number of calls to cleanup_tree_cfg_1.
4389 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4391 * doc/invoke.texi: document file extensions .F90 and .F95
4393 2005-08-02 Richard Guenther <rguenther@suse.de>
4395 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4396 positive if its first argument is positive.
4398 2005-08-02 Richard Guenther <rguenther@suse.de>
4400 PR tree-optimization/23177
4401 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4404 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4406 PR tree-optimization/23129
4407 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4408 varying for divisions with anti-ranges.
4410 2005-08-02 Jan Hubicka <jh@suse.cz>
4412 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4413 * tree-ssa-threadupdate.c (thread_block): Add it here.
4415 2005-08-01 James E Wilson <wilson@specifix.com>
4417 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4418 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4419 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4421 * config/mips/predicates.md (const_call_insn_operand): Add check for
4422 SYMBOL_REF_LONG_CALL_P.
4423 * doc/extend.texi (long_call): Document the new attribute.
4425 2005-08-01 Ian Lance Taylor <ian@airs.com>
4426 Richard Henderson <rth@redhat.com>
4428 * Makefile.in (RTL_BASE_H): Add real.h.
4429 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4431 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4433 * rtl.c (rtl_check_failed_code_mode): New.
4434 * rtl.h (struct rtx_def): Add u.rv.
4435 (XCMWINT, XCNMPRV): New.
4436 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4437 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4439 2005-08-01 Richard Henderson <rth@redhat.com>
4441 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4442 with auto-inc codes.
4444 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4446 2005-08-01 Jan Hubicka <jh@suse.cz>
4448 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4449 * i386.c: Include dwarf2.h
4450 (asm_preferred_eh_data_format): New.
4451 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4453 2005-08-01 Ian Lance Taylor <ian@airs.com>
4455 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4456 randomize_va_space for virtual address randomization control.
4458 2005-08-01 Steven Bosscher <stevenb@suse.de>
4460 * common.opt (flag_ipa_cp): Put in right place to maintain
4463 2005-08-01 Jan Hubicka <jh@suse.cz>
4465 * profile.c (compute_value_histograms): Fix thinko.
4466 * value-prof.c: Include toplev.h
4467 (check_counter): New function.
4468 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4469 tree_mod_subtract_transform): Add sanity check.
4471 2005-08-01 Richard Guenther <rguenther@suse.de>
4473 PR tree-optimization/23133
4474 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4475 current functions parameter decls to find defs to cse
4478 2005-08-01 Richard Guenther <rguenther@suse.de>
4480 PR tree-optimization/23109
4481 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4482 If trapping math is in effect, use post-dominator information
4483 to check if we'd in any case reach a trapping point before
4484 doing the reciprocal insertion.
4485 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4486 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4487 expressions are invariant only if trapping math is not in effect.
4489 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4491 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4492 cgraph_function_versioning): New declarations.
4493 * cgraphunit.c: Add include to ipa-prop.h.
4494 (update_call_expr, cgraph_copy_node_for_versioning,
4495 cgraph_function_versioning): New functions.
4496 * integrate.c (copy_decl_for_inlining): Remove.
4497 * ipa-prop.h (ipa_replace_map): New struct.
4498 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4499 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4500 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4501 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4502 ipcp_iterate_stage, ipcp_method_scale_print,
4503 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4504 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4505 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4506 ipcp_update_bb_counts, ipcp_update_profiling,
4507 ipcp_update_edges_counts): New functions.
4508 (ipcp_method_cval_init): Remove restriction regarding local methods.
4509 (ipcp_init_stage): Add ipcp_method_compute_scale.
4510 (ipcp_insert_stage): Add versioning.
4511 (ipcp_structures_print): Add ipcp_method_scale_print.
4512 (ipcp_driver): Dump profiling info.
4513 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4514 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4515 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4516 (struct inline_data): Add versioning_p, ipa_info, new fields.
4517 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4518 declare_return_variable): Replace calls to copy_decl_for_inlining with
4520 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4522 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4523 Add argument VERSIONING.
4524 (copy_arguments_for_versioning, copy_static_chain,
4525 function_versionable_p, tree_versionable_function_p,
4526 tree_function_versioning, replace_ref_tree): New functions.
4527 * tree-inline.h: Include varray.h.
4528 (tree_versionable_function_p, tree_function_versioning,
4529 tree copy_decl_for_dup): New declarations.
4531 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4533 * ipa-cp.c: New file. Contains IPCP specific functionality.
4534 * ipa-prop.h: New file. Contains structures/definitions that can be
4535 used by several interprocedural data flow optimizations (and also IPCP).
4536 * ipa-prop.c: New file.
4537 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4538 * common.opt: Add ipa-cp flag.
4539 * timevar.def: Add IPCP optimization.
4540 * tree-optimize.c (init_tree_optimization_passes): Schedule
4542 * tree-pass.h (pass_ipa_cp): Declare.
4544 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4546 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4547 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4548 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4549 config/i386/i386.c, config/mips/mips.h,
4550 config/rs6000/rs6000.h, config/sh/sh.c,
4551 config/stormy16/stormy16.c: Fix comment typos.
4553 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4556 * c-typeck.c (build_binary_op): Use common_type wrapper on
4558 (common_type): Update comment.
4560 2005-07-31 Steven Bosscher <stevenb@suse.de>
4563 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4564 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4565 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4567 2005-07-31 Jan Hubicka <jh@suse.cz>
4569 * pretty-print.h (pp_widest_integer): New macro.
4570 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4573 2005-07-31 Jan Hubicka <jh@suse.cz>
4575 * output.h (enum section_category): Export from varasm.c
4576 (categorize_decl_for_section): Likewise.
4577 * varasm.c (enum section_category): Kill.
4578 (categorize_decl_for_section): Make global.
4579 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4581 * i386.c (ix86_section_threshold): New static variable.
4582 (ix86_in_large_data_p, ix86_encode_section_info,
4583 x86_64_elf_unique_section,
4584 x86_64_elf_select_section): New functions.
4585 (TARGET_ENCODE_SECTION_INFO): Define
4586 (override_options): Enable medium model for PIC.
4587 (ix86_expand_prologue): Expand gen_set_got_rex64.
4588 (legitimate_constant_p): Handle new UNSPECs.
4589 (legitimate_pic_address_disp_p): Likewise.
4590 (legitimize_pic_address): Lower MEDIUM model addressing.
4591 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4592 (enum cmodel): Add MEDIUM_PIC.
4593 (SYMBOL_REF_FAR_ADDR_P): New macro.
4594 (SYMBOL_FLAG_FAR_ADDR): New flag.
4595 * i386.md (movdi): Support medium model.
4596 (set_got_rex64): New pattern.
4597 * i386.opt (mlarge-data-threshold): New flag.
4598 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4599 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4600 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4601 TARGET_ASM_UNIQUE_SECTION): New.
4603 * invoke.texi (-mlarge_data_threshold): Document
4605 2005-07-31 Jan Hubicka <jh@suse.cz>
4607 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4608 (coalesce_vars): Likewise.
4609 * tree-ssa-live.c (coalesce_cost): New.
4610 (build_tree_conflict_graph): Use coalesce_cost.
4611 * tree-ssa-live.h (coalesce_cost): Declare.
4613 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4615 * arm.md (all peepholes for post-increment operations): Delete.
4616 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4617 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4618 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4619 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4620 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4622 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4624 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4627 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4630 * doc/invoke.texi: Document -rdynamic.
4632 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4635 * c-parser.c (c_parser_parms_list_declarator): Call
4636 mark_forward_parm_decls.
4637 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4638 decls with visibility structure.
4640 2005-07-30 Paul Brook <paul@codesourcery.com>
4642 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4644 2005-07-30 Paul Brook <paul@codesourcery.com>
4646 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4648 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4650 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4652 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4655 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4656 nested function declarators.
4657 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4658 (grokparms): Call warn_if_shadowing for parameters used within the
4660 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4661 not used within the parameter list.
4662 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4664 2005-07-30 Jan Hubicka <jh@suse.cz>
4666 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4667 * i386.c (ix86_fixup_binary_operands): Likewise.
4668 (ix86_expand_unary_operator): Likewise.
4669 (ix86_expand_fp_absneg_operator): Likewise.
4670 * optabs.c (expand_vec_cond_expr): Validate dest.
4672 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4675 * real.c (real_from_string): Also set last bit if there is a
4676 nonzero hex digit beyond GCC's internal precision after ".".
4678 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4680 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4681 define_constants. Change duplicate values to unassigned numbers.
4682 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4683 (*altivec_vspltsf): New.
4684 (altivec_vperm_v4sf): Delete.
4685 (altivec_vperm_<mode>): Use mode macro V.
4686 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4687 (altivec_predicate_v4sf): Delete.
4688 (altivec_predicate_<mode>): Use mode macro V.
4689 (*altivec_lvesfx): New.
4690 (*altivec_stvesfx): New.
4691 (vec_realign_load_v4sf): Delete.
4692 (vec_realign_load_<mode>): Use mode macro V.
4693 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4696 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4699 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4701 * configure: Regenerated.
4703 2005-07-29 Paul Brook <paul@codesourcery.com>
4705 * doc/install.texi: Add link to GFortran binaries wiki page.
4707 2005-07-29 David Ung <davidu@mips.com>
4709 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4710 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4711 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4712 * config/mips/mips.md (cpu): Add 5kf name.
4713 (includes): Includes 5k.md.
4714 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4715 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4718 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4721 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4722 (cleanup_tree_cfg): ... here.
4723 Call cleanup_tree_cfg_1 until there are no more cleanups to
4726 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4728 * tree-vrp.c (compare_range_with_value): Return true or false
4729 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4730 EQ_EXPR respectively.
4732 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4734 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4737 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4739 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4740 (tree_ssa_dominator_optimize): Increment it.
4741 (dump_dominator_optimization_stats): Print it.
4743 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4744 Steven Bosscher <stevenb@suse.de>
4746 PR rtl-optimization/23117
4747 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4748 when head == tail. Tidy comment.
4750 2005-07-28 Richard Henderson <rth@redhat.com>
4752 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4753 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4754 * jump.c (rtx_renumbered_equal_p): Likewise.
4755 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4756 CONST_INT and CONST_DOUBLE.
4757 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4758 * reload.c (operands_match_p): Special case CONST_INT and
4759 CONST_DOUBLE; check mode earlier.
4761 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4764 * c-typeck.c (convert_for_assignment): Do not check
4765 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4767 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4770 * c-typeck.c (composite_type): Prefer constant size arrays to
4773 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4776 * real.c (real_from_string): Set last bit if there is a nonzero
4777 hex digit beyond GCC's internal precision.
4779 2005-07-28 Richard Henderson <rth@redhat.com>
4782 * cfgcleanup.c (try_forward_edges): Watch out for end of
4785 2005-07-28 James E Wilson <wilson@specifixinc.com>
4788 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4790 2005-07-28 Jan Hubicka <jh@suse.cz>
4792 * Makefile.in (rtl-profile.o): Kill all traces of it.
4793 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4794 * coverage.h (rtl_coverage_counter_ref): Kill.
4795 * opts.c (flag_speculative_prefetching_set): Kill.
4796 (flag_loop_optimize_set): New.
4797 (common_handle_option): Disable loop optimizer when profiling;
4798 do not handle speculative prefetching.
4799 * passes.c (init_optimization_passes): Replace pass_profiling combo
4800 by branch_prob pass.
4801 * profile.c (compute_value_histograms): Update for simplified value
4803 (rtl_register_profile_hooks): Kill.
4804 (pass_profiling): Kill.
4805 (rest_of_handle_branch_prob): Do not profile.
4806 * toplev.c (process_options): Remove speculative prefetching.
4807 * toplev.h (flag_tree_based_profiling): Kill.
4808 * tree-profile.c (prepare_instrumented_value,
4809 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4810 tree_gen_one_value_profiler, do_tree_profiling): Update for
4811 simplified datastructures.
4812 * value-prof.c: Add comment that speculative prefetching was dropped;
4813 update rest of file for simplified datastructures.
4814 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4815 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4816 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4817 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4818 rtl_mod_subtract, gen_speculative_prefetch,
4819 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4820 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4821 (gate_handle_value_profile_transformations,
4822 rest_of_handle_value_profile_transformations,
4823 pass_value_profile_transformations): Kill.
4824 * value-prof.h (histogram_value_t): Remove IL based unions.
4825 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4826 rtl_profile_hooks): Remove hooks.
4828 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4830 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4831 (cgraph_clone_node): Likewise.
4832 * cgraph.h (cgraph_clone_edge): Update prototype.
4833 (cgraph_clone_node): Likewise.
4834 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4836 (lookup_recursive_calls): Consider profile.
4837 (cgraph_decide_recursive_inlining): Fix updating; use new
4838 probability argument; use profile.
4839 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4840 * tree-inline.c (copy_bb): Update clal of clone_edge.
4841 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4843 * invoke.texi (min-inline-recursive-probability): Document.
4845 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4847 * doc/install.texi (Configuration): Update Valgrind homepage.
4849 2005-07-28 Richard Henderson <rth@redhat.com>
4852 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4853 labels we want to delete.
4854 (cfg_layout_merge_blocks): Likewise.
4856 2005-07-28 Richard Henderson <rth@redhat.com>
4859 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4860 when expanding to nothing.
4862 2005-07-28 Josh Conner <jconner@apple.com>
4864 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4865 (cgraph_decide_inlining_of_small_functions): Likewise.
4867 2005-07-28 Josh Conner <jconner@apple.com>
4869 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4870 direction of badness if negative.
4871 (cgraph_default_inline_p): Add reason to parameters, and assign it
4873 (cgraph_decide_inlining_of_small_functions): New parameter in call
4874 to cgraph_default_inline_p.
4875 (cgraph_decide_inlining_incrementally): Likewise.
4876 * cgraphunit.c (decide_is_function_needed): Likewise.
4877 * cgraph.h (cgraph_default_inline_p): Likewise.
4879 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4881 * builtins.c: Fix comment typo(s).
4882 * genautomata.c: Likewise.
4883 * gimplify.c: Likewise.
4884 * tree-dfa.c: Likewise.
4885 * tree-flow-inline.h: Likewise.
4886 * tree-into-ssa.c: Likewise.
4887 * tree-ssa-alias.c: Likewise.
4888 * tree-ssa-ccp.c: Likewise.
4889 * tree-ssa-copy.c: Likewise.
4890 * tree-ssa-dce.c: Likewise.
4891 * tree-ssa-dom.c: Likewise.
4892 * tree-ssa-operands.c: Likewise.
4893 * tree-tailcall.c: Likewise.
4894 * tree-vectorizer.c: Likewise.
4895 * tree-vrp.c: Likewise.
4898 2005-07-28 Jeff Law <law@redhat.com>
4900 * tree-vrp.c (test_for_singularity): Extracted from ...
4901 (simplify_cond_using_ranges): Attempt to simplify a relational
4902 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4904 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4906 PR tree-optimization/22506
4907 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4908 phis whose argument is constant.
4910 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4912 PR rtl-optimization/18992
4913 Back out this patch:
4914 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4915 PR optimization/12142
4916 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4917 uses of the register in the SET_SRC. Remove unnecessary argument.
4919 Replace it with this:
4920 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4921 if flag_non_call_exceptions is set and the insn may trap, pass
4922 pc_rtx as dest for recursion.
4923 In SET_SRC part of SET case, if dest is already set, pass it down
4926 2005-07-28 Jan Hubicka <jh@suse.cz>
4928 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4929 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4930 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4932 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4933 profile when available.
4935 2005-07-28 Jan Beulich <jbeulich@novell.com>
4937 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4938 (ia64_print_operand): Describe and handle 'X'.
4939 (ia64_register_move_cost): Also handle FP_REGS.
4940 (ia64_preferred_reload_class): Likewise.
4941 (ia64_secondary_reload_class): Likewise.
4942 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4943 it. Also check for ITANIUM_CLASS_FLDP.
4944 * config/ia64/ia64.h (FP_REGNO_P): New.
4945 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4946 (reg_class): Add FP_REGS.
4947 (REG_CLASS_NAMES): Adjust for it.
4948 (REG_CLASS_CONTENTS): Likewise.
4949 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4950 (REG_CLASS_FROM_LETTER): Handle 'x'.
4951 (CLASS_MAX_NREGS): Handle FP_REGS.
4952 (MEMORY_MOVE_COST): Likewise.
4953 * config/ia64/ia64.md (itanium_class): Add fldp.
4954 (type): Handle fldp.
4955 (movti_internal): More allowable operand combinations. Use ldfp8 when
4956 splitting unnecessary. Remove predicable attribute. Adjust
4957 itanium_class attribute.
4958 (smuldi3_highpart): Remove outdated comment.
4959 (mulditi3, umulditi3, rotlti3): New expanders.
4960 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4961 (absti2): Disabled new insn for future reference.
4962 Respective new splitters.
4963 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4964 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4965 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4967 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4969 PR rtl-optimization/23047
4970 * simplify-rtx.c (simplify_const_relational_operation): Respect
4971 flag_wrapv for comparisons with ABS.
4973 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4975 PR tree-optimization/22493
4976 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4977 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4979 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4981 * config/frv/frv.opt (moptimize-membar): New.
4983 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4985 * config/frv/frv.h: Remove machine_function definition.
4987 * config/frv/frv.c (struct frv_io): New.
4988 (struct machine_function): Moved from frv.h. Add has_membar_p.
4989 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4990 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4991 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4992 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4993 (frv_reorg): Call frv_optimize_membar when appropriate.
4994 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4995 (frv_expand_builtin): Adjust calls accordingly.
4996 (frv_io_address_cookie): New function.
4997 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4998 load or store rather than a special insn. Add ccnstant address and
4999 io-type operands to the membar.
5000 (frv_ifcvt_modify_tests): Unsign regno.
5001 (frv_ifcvt_modify_tests): Same.
5003 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
5004 UNSPEC_OPTIONAL_MEMBAR constant.
5005 (builtin_read_<mode>): Delete.
5006 (builtin_write_<mode>): Delete.
5007 ("optional_membar_<mode>"): Add operand.
5009 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
5010 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
5011 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
5012 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
5013 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
5014 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
5015 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
5016 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5017 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5019 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5021 * df.c (df_uses_record): Handle SCRATCH.
5023 2005-07-28 Steven Bosscher <stevenb@suse.de>
5026 * passes.c (rest_of_decl_compilation): If decl is a type and
5027 we have encountered errors, don't emit debug information.
5029 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5031 * params.def: Fixed comment.
5033 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5036 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5037 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5038 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5040 2005-07-27 Steven Bosscher <stevenb@suse.de>
5043 * varasm.c (assemble_start_function): Don't do anything that may
5044 require a CFG if the current function is a thunk.
5046 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5048 * doc/install.texi (Prerequisites): Mention that perl is needed
5049 to do export control in libstdc++ targetting Darwin.
5051 2005-07-27 Steven Bosscher <stevenb@suse.de>
5053 PR rtl-optimization/17808
5054 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5055 (sched_insns_conditions_mutex_p): Split out from...
5056 (add_dependence): ...here. But don't call it from here.
5057 (add_dependence_list): Check sched_insns_conditions_mutex_p
5058 before calling add_dependence.
5059 (add_dependence_list_and_free): Likewise.
5060 (fixup_sched_groups): Likewise.
5061 (sched_analyze_1): Likewise.
5062 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5063 (sched_analyze): Likewise.
5064 (sched_analyze_insn): Likewise.
5065 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5066 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5067 dependencies on all COND_EXEC insns to jumps ending basic blocks
5068 when doing intrablock scheduling.
5069 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5071 2005-07-27 Jeff Law <law@redhat.com>
5073 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5074 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5075 equivalency sets, correctly handle the case were vr0 has an
5076 equivalency set, but vr1 does not.
5078 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5080 PR tree-optimization/23073
5081 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5082 vect_print_dump_info before fprintf.
5084 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5086 PR tree-optimize/22348
5087 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5088 Fold the partial computation.
5090 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5092 PR tree-optimization/22325
5093 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5095 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5097 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5098 (force_var_cost): ... this function.
5099 (compute_phi_arg_on_exit): Export.
5101 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5103 PR tree-optimization/20773
5104 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5107 2005-07-27 Richard Guenther <rguenther@suse.de>
5109 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5110 Avoid pushing again if current struct contains only
5111 fields we decomposed.
5113 2005-07-27 Jan Hubicka <jh@suse.cz>
5115 PR tree-optimization/22574
5116 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5119 * tree-tailcall.c (decrease_profile): New function.
5120 (eliminate_tail_call): Use it.
5122 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5123 visibility flags correctly in whole program mode.
5125 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5127 PR rtl-optimization/22472
5128 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5130 2005-07-26 Steven Bosscher <stevenb@suse.de>
5132 PR tree-optimization/22504
5133 * tree-complex.c (expand_complex_addition): Use 'code' instead
5134 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5136 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5138 * config.gcc (cpu_type): Add frv case.
5139 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5140 (supported_defaults): Add fr550 case.
5142 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5145 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5146 whether a pointer of type T * may point to objects of type T *.
5148 2005-07-26 DJ Delorie <dj@redhat.com>
5150 * configure: Regenerate.
5152 2005-07-26 Dale Johannesen <dalej@apple.com>
5154 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5156 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5158 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5159 Clarify use of "build" in name.
5161 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5163 * doc/extend.texi (Raw read/write Functions): New section.
5164 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5165 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5166 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5167 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5168 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5169 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5170 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5171 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5172 * config/frv/frv.c: Add bdesc_loads global.
5173 Add bdesc_stores global.
5174 (frv_init_builtins): Add support for __builtin_{read/write}*.
5175 (frv_volatile_memref): New.
5176 (frv_expand_load_builtin): New.
5177 (frv_expand_store_builtin): New.
5178 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5179 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5180 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5181 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5182 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5183 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5184 (builtin_read_<mode>): New.
5185 (builtin_write_<mode>): New.
5186 (builtin_write64): New.
5187 (optional_membar_<mode>): New.
5189 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5191 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5192 (rather than units) against HOST_BITS_PER_WIDE_INT.
5194 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5196 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5197 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5198 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5199 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5202 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5203 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5204 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5206 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5208 2005-07-26 Richard Guenther <rguenther@suse.de>
5210 PR tree-optimization/22486
5211 * fold-const.c (fold_unary): Fold away useless component
5212 references of the form (T *)&T.x, if the address
5215 2005-07-25 James E Wilson <wilson@specifixinc.com>
5217 * dwarf2out.c (add_call_src_coords_attributes): New.
5218 (gen_inlined_subroutine_die): Call it.
5219 (maybe_emit_file, init_file_table): Add comments.
5220 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5222 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5223 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5224 * tree.h (BLOCK_SOURCE_LOCATION): New.
5225 (struct tree_block): New field locus.
5227 2005-07-26 Andreas Schwab <schwab@suse.de>
5229 PR rtl-optimization/23043
5230 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5231 when allocating a struct unoccr.
5233 2005-07-25 Richard Henderson <rth@redhat.com>
5236 * tree-complex.c (gate_no_optimization): True if errors.
5237 * Makefile.in (tree-complex.o): Update dependencies.
5239 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5241 * config/frv/predicates.md (integer_register_operand): Use
5244 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5247 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5249 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5251 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5253 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5254 types when flag_unsafe_math_optimizations is true.
5256 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5258 * gcc.c (option_map): Add --sysroot.
5259 (process_command): Handle --sysroot.
5260 (display_help): Document it.
5261 * doc/cppopts.tex (-isysroot): Document.
5262 * doc/invoke.texi (--sysroot): Document.
5263 * doc/install.texi (--with-build-sysroot): Document.
5265 * Makefile.in (inhibit_libc): New variable.
5266 (INHIBIT_LIBC_CFLAGS): Likewise.
5267 (LIBGCC2_CFLAGS): Include
5268 $(INHIBIT_LIBC_CFLAGS).
5269 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5270 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5271 ($(T)crtend.o): Likewise.
5272 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5273 ($(T)crtendS.o): Likewise.
5274 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5275 ($(T)crtendT.o): Likewise.
5276 (stmp-fixinc): Do not complain about missing headers if
5278 * configure.ac (inhibit_libc): Set it to true/false.
5279 (--with-build-sysroot): New option. Use it to set
5281 * configure: Regenerated.
5283 2005-07-25 Manfred Hollstein <mh@suse.com>
5285 * calls.c (store_one_arg): Fix unsigned comparison warning.
5287 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5290 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5291 (ggc_print_statistics): Initialize variable before use.
5293 2005-07-25 Richard Guenther <rguenther@suse.de>
5295 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5296 calling with a PHI_NODE argument.
5298 * tree-flow-inline.h (overlap_subvar): Protect against
5301 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5303 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5304 * configure: Regenerate.
5306 2005-07-25 Ira Rosen <irar@il.ibm.com>
5308 * expr.c (highest_pow2_factor): Make extern.
5309 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5310 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5311 record_array_differ_p, array_ptr_differ_p): Likewise.
5312 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5313 additional cases. Call the above functions.
5314 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5315 base_object_differ_p when there are two base objects. Otherwise, compare
5316 base address and offset. Call may_alias_p.
5317 (dump_data_reference): Use a correct field name.
5318 (analyze_array): Make static. Initialize new data-ref fields.
5319 (analyze_indirect_ref): New function.
5320 (init_data_ref): Initialize new data-ref fields.
5321 (strip_conversion): Moved from tree-vect-analyze.c.
5322 (analyze_offset_expr, get_ptr_offset, address_analysis,
5323 object_analysis): Likewise.
5324 (analyze_offset): New function.
5325 (create_data_ref): Likewise.
5326 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5327 dimensions for ARRAY_REFs only.
5328 (build_classic_dist_vector): Make static.
5329 (access_functions_are_affine_or_constant_p): Call macro to get the
5330 address of access functions.
5331 (compute_all_dependences): Add new parameter
5332 compute_self_and_read_read_dependences. Compute self and read-read
5333 dependences if it is true.
5334 (find_data_references_in_loop): Call create_data_ref. Initialize new
5336 (compute_data_dependences_for_loop): Add new parameter
5337 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5338 compute nb_loops. Call compute_all_dependences,
5339 build_classic_dist_vector and build_classic_dir_vector with correct
5341 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5342 with correct parameters. Compare dimensions for ARRAY_REFs only.
5343 (free_data_refs): Call macro to free access functions.
5344 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5345 fields from stmt_vinfo.
5346 (struct base_object_info): New structure.
5347 (struct data_reference): Move fields to base_object_info. Add fields
5348 first_location and object_info for above structures. Move fields from
5349 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5350 aligned_to. Add macros to access the new fields.
5351 Update functions declarations.
5352 * tree-flow.h (is_aliased_with): Declare.
5353 * tree-loop-linear.c (linear_transform_loops): Call
5354 compute_data_dependences_for_loop with correct parameters.
5355 * tree-ssa-alias.c (is_aliased_with): New function.
5356 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5357 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5358 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5359 vect_base_addr_differ_p, compute_subscript_distance and
5360 build_classic_dist_vector. Add printings. Check absolute value of
5362 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5364 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5365 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5366 to bytes. Add printing.
5367 (vect_compute_data_refs_alignment): Go through loads and stores in one
5369 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5370 vect_analyze_data_ref_access): Likewise.
5371 (vect_analyze_pointer_ref_access): Remove.
5372 (vect_address_analysis, vect_object_analysis): Likewise.
5373 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5374 and analyze data-refs in the loop.
5375 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5376 fields of data-ref instead of stmt. Add init to the offset from the
5378 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5379 (vect_update_init_of_dr): Likewise.
5380 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5381 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5383 (new_loop_vec_info): Initialize new fields.
5384 (destroy_loop_vec_info): Free new fields.
5385 (vect_strip_conversion): Remove.
5386 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5387 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5388 datarefs. Add new field ddrs.
5389 Add macros for the new fields access.
5390 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5391 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5392 Remove their macros.
5393 * tree.h (highest_pow2_factor): Declare.
5395 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5397 * calls.c (store_one_arg): Check for sibling call MEM arguments
5398 from already clobbered incoming argument area.
5400 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5402 * c-common.c (check_missing_format_attribute): New.
5403 * c-common.h (check_missing_format_attribute): Likewise.
5404 * c-typeck.c (convert_for_assignment): Use it.
5406 2005-07-24 Andreas Schwab <schwab@suse.de>
5408 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5409 register use a word move. Correct operand of ext.w in 68000 code.
5411 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5413 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5414 variables as declarations, rather than definitions.
5416 2005-07-24 Ira Rosen <irar@il.ibm.com>
5418 PR tree-optimization/22526
5419 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5422 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5424 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5425 that C99 reserve for future use. Use it to define clog10,
5426 clog10f and clog10l.
5428 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5430 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5431 * configure.ac: Check for -Wmissing-format-attribute.
5433 * configure: Regenerate.
5435 2005-07-23 Richard Henderson <rth@redhat.com>
5437 PR tree-optimization/22623
5438 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5440 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5443 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5445 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5447 * Makefile.in (C_TREE_H): Update dependencies.
5448 * c-tree.h: Include toplev.h.
5449 * diagnostic.h (diagnostic_set_info): Add format attribute.
5450 * rtl-error.c (diagnostic_for_asm): Likewise.
5452 2005-07-23 Chao-ying Fu <fu@mips.com>
5454 * config/mips/mips-dsp.md: New file.
5455 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5456 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5458 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5459 MIPS_BUILTIN_BPOSGE32.
5460 (mips_expand_builtin_direct): Add one parameter to indicate that
5461 builtin functions need to return a value.
5462 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5464 (mips_regno_to_class): Add classes for 12 new DSP registers.
5465 (mips_subword): Change to check four HI registers.
5466 (mips_output_move): Output move to and from 6 new DSP accumulators.
5467 (override_options): Make sure -mdsp and -mips16 are not used together.
5468 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5470 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5472 (print_operand): Add 'q' for printing DSP accumulators.
5473 (mips_cannot_change_mode_class): Check ACC_REGS.
5474 (mips_secondary_reload_class): Check ACC_REGS.
5475 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5476 (mips_register_move_cost): Check ACC_REGS.
5477 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5478 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5479 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5480 (dsp_bdesc): New array.
5481 (bdesc_arrays): Add DSP builtin function table.
5482 (mips_prepare_builtin_arg): Check predicate again after
5484 (mips_expand_builtin): Add one more parameter to
5485 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5486 MIPS_BUILTIN_BPOSGE32.
5487 (mips_init_builtins): Initialize new function types.
5488 (mips_expand_builtin_direct): Check if builtin functions need to
5489 return a value and pass operands properly.
5490 (mips_expand_builtin_bposge): New function.
5491 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5492 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5493 (FIRST_PSEUDO_REGISTER): Increase to 188.
5494 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5495 Update for 12 new DSP registers.
5496 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5497 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5498 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5499 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5500 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5501 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5502 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5503 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5504 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5505 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5506 (REGISTER_NAMES): Add names for 12 new DSP registers.
5507 * config/mips/mips.md: Include mips-dsp.md.
5508 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5509 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5510 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5511 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5512 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5513 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5514 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5515 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5516 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5517 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5518 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5519 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5520 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5521 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5522 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5523 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5524 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5525 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5526 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5527 (UNSPEC_RDDSP): New constants.
5528 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5529 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5531 * config/mips/mips.opt (-mdsp): New option.
5532 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5533 (reg_imm10_operand): New predicates.
5534 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5535 * doc/invoke.texi (-mdsp): Document new option.
5537 2005-07-22 DJ Delorie <dj@redhat.com>
5539 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5541 * tree-inline.c (inlinable_function_p): Likewise.
5543 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5546 * toplev.c (check_global_declarations): Do not mark undefined
5547 variables as DECL_IGNORED_P.
5548 * varasm.c (first_global_object_name): GTY it.
5549 (weak_global_object_name): Likewise.
5550 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5551 a string to go into {weak,first}_global_object_name.
5553 2005-07-22 DJ Delorie <dj@redhat.com>
5555 * c-format.c (check_function_format): Change warning control
5556 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5558 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5560 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5561 &PTR->FLD a dereference of PTR.
5562 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5563 a potential dereference of PTR.
5565 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5567 PR rtl-optimization/20370
5568 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5569 call allocate_reg_info if necessary.
5571 PR rtl-optimization/21848
5572 * calls.c (emit_library_call_value_1): For const functions, add
5573 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5575 PR rtl-optimization/22445
5576 * cselib.c (target.h): Include.
5577 (rtx_equal_for_cselib_p): Allow commutative matches.
5578 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5579 Remove MODE parameter. Changed all callers.
5581 PR rtl-optimization/22258
5582 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5584 (try_combine): Use likely_spilled_retval_p.
5586 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5588 * config.gcc: Add crx-elf support.
5590 * doc/contrib.texi: Mention crx.
5591 * doc/extend.texi: Document crx extensions.
5592 * doc/install.texi: Document crx install.
5593 * doc/invoke.texi: Document crx options.
5594 * doc/md.texi: Document crx constraints.
5596 * config/crx/crx-protos.h: New file.
5597 * config/crx/crx.c: New file.
5598 * config/crx/crx.h: New file.
5599 * config/crx/crx.md: New file.
5600 * config/crx/crx.opt: New file.
5601 * config/crx/t-crx: New file.
5603 2005-07-22 Manfred Hollstein <mh@suse.com>
5605 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5607 (int_add_graph_edge): Likewise.
5608 (collapse_nodes): Likewise.
5609 (process_unification_queue): Likewise.
5611 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5612 Laurent GUERBY <laurent@guerby.net>
5614 PR tree-optimization/22336
5615 * function.c (record_block_change): Check for
5616 cfun->ib_boundaries_block.
5618 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5620 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5621 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5623 2005-07-21 DJ Delorie <dj@redhat.com>
5625 * toplev.c (warn_deprecated_use): Add warning control to warning
5627 * c-typeck.c (parser_build_binary_op): Likewise.
5628 (c_finish_if_stmt): Likewise.
5629 * c-common.c (check_function_sentinel): Likewise.
5630 (check_nonnull_arg): Likewise.
5632 2005-07-21 Richard Henderson <rth@redhat.com>
5635 * tree-complex.c (complex_ssa_name_components): New.
5636 (cvc_lookup): Allow entry not found.
5637 (create_components): Remove.
5638 (create_one_component_var, get_component_var): New.
5639 (get_component_ssa_name, set_component_ssa_name): New.
5640 (extract_component): Use get_component_ssa_name.
5641 (update_complex_components): Use set_component_ssa_name.
5642 (update_complex_components_on_edge): Likewise.
5643 (update_phi_components): Create new PHI nodes directly, instead
5644 of adding insns to edges.
5645 (tree_lower_complex): Allocate and free complex_variable_components
5646 and complex_ssa_name_components here.
5648 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5650 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5651 revert to returning false.
5653 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5656 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5658 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5661 * config/i386/i386.md (cmpxf): Change operand constraints
5662 to "nonmemory_operand".
5664 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5666 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5668 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5671 * fold-const.c (fold_build1): Add checksum for the operands.
5672 (fold_build2): Likewise.
5673 (fold_build3): Likewise.
5675 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5678 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5680 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5682 * common.opt (-fforward-propagate): Committed by mistake,
5685 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5687 * reg-stack.c: Fix comment typo(s).
5688 * tree-ssa-operands.c: Likewise.
5689 * tree-vectorizer: Likewise.
5691 2005-07-21 Nick Clifton <nickc@redhat.com>
5693 * config/sh/symbian.c: Replace C++ style line comments with C
5694 style line comments.
5695 (symbian_add_attribute): Do not use a ? operator on the LHS of
5697 (sh_symbian_handle_dll_attribute): Change the type of the
5698 method vector to "VEC(tree,gc)*" and use vector accessor
5699 macros to walk over the elements.
5700 (symbian_export_vtable_and_rtti_p): Likewise.
5701 (symbian_class_needs_attribute_p): Likewise.
5703 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5706 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5707 initialize targetm.resolve_overloaded_builtin here.
5708 (altivec_expand_overloaded_builtin): Make it non-static.
5709 * config/rs6000/rs6000-protos.h
5710 (altivec_expand_overloaded_builtin): New prototype.
5711 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5712 targetm.resolve_overloaded_builtin here.
5713 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5715 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5716 Zdenek Dvorak <dvorakz@suse.cz>
5718 PR tree-optimization/19210
5719 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5721 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5722 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5723 rely on unproven assumptions.
5724 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5725 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5726 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5727 to number_of_iterations_exit.
5728 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5729 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5730 * tree-ssa-loop-niter.c (find_loop_niter,
5731 estimate_numbers_of_iterations_loop): Likewise.
5732 (number_of_iterations_exit): Honor the new options.
5733 * doc/invoke.texi (Wunsafe-loop-optimizations,
5734 funsafe-loop-optimizations): Document them.
5736 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5738 PR rtl-optimization/22167
5739 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5741 2005-07-20 Adam Nemet <anemet@lnxw.com>
5743 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5744 __do_global_dtors_aux longcall.
5746 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5748 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5749 (old_special_pred_table): Don't reference
5750 SPECIAL_MODE_PREDICATES.
5751 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5752 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5753 * config/sh/predicates.h: Don't mention
5754 SPECIAL_MODE_PREDICATES.
5755 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5758 2005-07-20 DJ Delorie <dj@redhat.com>
5760 * config.gcc: Add m32c-elf support.
5762 * doc/contrib.texi: Mention m32c.
5763 * doc/extend.texi: Document m32c extensions.
5764 * doc/install.texi: Mention m32c.
5765 * doc/invoke.texi: Document m32c options.
5766 * doc/md.texi: Document m32c constraints.
5768 * config/m32c/addsub.md: New file.
5769 * config/m32c/bitops.md: New file.
5770 * config/m32c/cond.md: New file.
5771 * config/m32c/jump.md: New file.
5772 * config/m32c/m32c-lib1.S: New file.
5773 * config/m32c/m32c-lib2.c: New file.
5774 * config/m32c/m32c-modes.def: New file.
5775 * config/m32c/m32c-pragma.c: New file.
5776 * config/m32c/m32c-protos.h: New file.
5777 * config/m32c/m32c.abi: New file.
5778 * config/m32c/m32c.c: New file.
5779 * config/m32c/m32c.h: New file.
5780 * config/m32c/m32c.md: New file.
5781 * config/m32c/m32c.opt: New file.
5782 * config/m32c/minmax.md: New file.
5783 * config/m32c/mov.md: New file.
5784 * config/m32c/muldiv.md: New file.
5785 * config/m32c/predicates.md: New file.
5786 * config/m32c/prologue.md: New file.
5787 * config/m32c/shift.md: New file.
5788 * config/m32c/t-m32c: New file.
5790 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5792 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5793 (stack_protect_set, stack_protect_test): New expanders.
5794 (stack_protect_set_si, stack_protect_set_si_media,
5795 stack_protect_set_di_media, stack_protect_test_si,
5796 stack_protect_test_si_media, stack_protect_test_di_media):
5799 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5801 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5803 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5805 * tree.h (tree_expr_nonzero_p): Export.
5806 * fold-const.c (tree_expr_nonzero_p): Likewise.
5807 Return true for CALL_EXPRs that are alloca calls.
5808 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5810 * tree-flow.h (expr_computes_nonzero): Remove.
5811 * tree-vrp.c (expr_computes_nonzero): Remove.
5812 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5813 (extract_range_from_unary_expr): Likewise.
5814 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5815 tree_expr_nonzero_p.
5817 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5819 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5820 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5821 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5822 All callers changed.
5823 (frame_related_constant_load): New arg "related" which controls
5824 setting of RTX_FRAME_RELATED_P. All callers changed.
5825 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5826 (bfin_expand_prologue): Add stack limit checking.
5827 * config/bfin/bfin.md (trapifcc): New pattern.
5829 * config/bfin/bfin.c: Include "langhooks.h".
5830 (def_builtin): Go through lang_hooks to call builtin_function.
5832 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5833 * config/bfin/predicates.md (symbol_ref_operand): New.
5834 (call_insn_operand): Delete. All callers changed to use
5835 register_no_elim_operand.
5836 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5838 (function_arg): Use it to generate the call's operand 2.
5839 (bfin_longcall_p): New function.
5840 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5841 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5842 determine if the address needs to be in a REG.
5843 (bfin_handle_longcall_attribute): New function.
5844 (bfin_attribute_table): Add "longcall" and "shortcall".
5845 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5846 (CUMULATIVE_ARGS): New member call_cookie.
5847 (PREDICATE_CODES): Add symbol_ref_operand.
5848 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5849 extra USE to the pattern.
5850 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5851 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5852 sibcall_value_insn; now the new patterns handle direct calls and the
5853 old ones indirect calls.
5854 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5856 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5858 * doc/trouble.texi: Update section on handling of empty loops.
5860 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5862 * config.gcc: Remove support for sparc-*-openbsd*,
5863 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5865 * config.host: Remove support for i860-*-sysv4* as a host.
5866 * config/i860/*, config/ip2k/*, config/ns32k/*,
5867 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5868 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5869 mention obsolete ports.
5871 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5873 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5875 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5876 of frame_pointer_rtx.
5877 (sh_expand_epilogue): Likewise.
5878 (sh_set_return_address): Likewise.
5879 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5880 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5881 offsets from FRAME_POINTER_REGNUM.
5882 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5883 (sh_register_names): Add initializer for sfp.
5884 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5885 (VALID_REGISTER_P): Likewise.
5886 (FIRST_PSEUDO_REGISTER): Update.
5887 (DWARF_FRAME_REGISTERS): Define.
5888 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5889 (HARD_FRAME_POINTER_REGNUM): Define.
5890 (FRAME_POINTER_REGNUM): Redefine.
5891 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5892 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5893 from FRAME_POINTER_REGNUM.
5894 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5895 FRAME_POINTER_REGNUM.
5896 (REG_CLASS_CONTENTS): Add sfp.
5897 (REG_ALLOC_ORDER): Likewise.
5898 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5899 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5900 of frame_pointer_rtx.
5901 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5903 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5905 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5906 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5907 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5909 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5912 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5914 Make CONSTRUCTOR use VEC to store initializers.
5915 * c-common.c (complete_array_type): Update to cope with VEC in
5917 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5918 (pp_c_constructor_elts): New function.
5919 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5920 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5921 struct constructor_stack, struct initializer_stack,
5922 constructor_elements, push_init_level, pop_init_level,
5923 add_pending_init, find_init_member, output_init_element): Update to
5924 cope with VEC in CONSTRUCTOR_ELTS.
5925 * coverage.c (build_fn_info_value, build_ctr_info_value,
5926 build_gcov_info): Likewise.
5927 * expr.c (categorize_ctor_elements_1, store_constructor,
5928 expand_expr_real_1): Likewise.
5929 * fold-const.c (fold_ternary): Likewise.
5930 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5931 gimplify_init_constructor, gimplify_expr): Likewise.
5932 * tree-dump.c (dequeue_and_dump): Likewise.
5933 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5935 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5937 * tree-sra.c (generate_element_init_1): Likewise.
5938 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5939 * tree-ssa-operands.c (get_expr_operands): Likewise.
5940 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5941 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5942 (get_initial_def_for_reduction): Likewise.
5943 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5944 value handle in annotations.
5945 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5946 tree_node_structure): Add support for constr_kind.
5947 (build_vector_from_ctor, build_constructor_single,
5948 build_constructor_from_list): New functions.
5949 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5950 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5951 Update to cope with VEC in CONSTRUCTOR_ELTS.
5952 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5953 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5954 CONSTRUCTOR_APPEND_ELT): New macros.
5955 (struct constructor_elt, struct tree_constructor): New data types.
5956 (union tree_node): Add tree_constructor field.
5957 * treestruct.def: Define TS_CONSTRUCTOR.
5958 * varasm.c (const_hash_1, compare_constant, copy_constant,
5959 compute_reloc_for_constant, output_addressed_constants,
5960 initializer_constant_valid_p, output_constant,
5961 array_size_for_constructor, output_constructor): Update to cope with
5962 VEC in CONSTRUCTOR_ELTS.
5963 * vec.h (VEC_empty, VEC_copy): New macros.
5965 2005-07-19 Devang Patel <dpatel@apple.com>
5967 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5969 2005-07-19 Richard Henderson <rth@redhat.com>
5972 * gimplify.c (gimplify_expr): Use main variant type for the temp
5973 destination for a discarded volatile read.
5974 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5975 casts between non-void types that change volatility.
5977 2005-07-15 DJ Delorie <dj@redhat.com>
5979 * toplev.h: Add comment about the first parameter for warning().
5980 * errors.h: Likewise.
5982 * c.opt (Wpragmas): New.
5983 * doc/invoke.texi: Document it.
5985 * function.c (do_warn_unused_parameter): Add warning control to
5987 * c-decl.c (warn_if_shadowing): Likewise.
5988 * c-lex.c (cb_def_pragma): Likewise.
5989 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5990 (pop_alignment): Likewise.
5991 (handle_pragma_pack): Likewise.
5992 (apply_pragma_weak): Likewise.
5993 (handle_pragma_weak): Likewise.
5994 (handle_pragma_redefine_extname): Likewise.
5995 (add_to_renaming_pragma_list): Likewise.
5996 (handle_pragma_extern_prefix): Likewise.
5997 (maybe_apply_renaming_pragma): Likewise.
5998 (handle_pragma_visibility): Likewise.
6000 * config/c4x/c4x-c.c (BAD): Likewise.
6001 (c4x_parse_pragma): Likewise.
6002 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
6003 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
6004 (rs6000_pragma_longcall): Likewise.
6005 * config/v850/v850-c.c (pop_data_area): Likewise.
6006 (ghs_pragma_section): Likewise.
6007 (ghs_pragma_section): Likewise.
6008 (ghs_pragma_interrupt): Likewise.
6009 (ghs_pragma_starttda): Likewise.
6010 (ghs_pragma_startsda): Likewise.
6011 (ghs_pragma_startzda): Likewise.
6012 (ghs_pragma_endtda): Likewise.
6013 (ghs_pragma_endsda): Likewise.
6014 (ghs_pragma_endzda): Likewise.
6016 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6017 Kenneth Zadeck <zadeck@naturalbridge.com>
6019 * Makefile.in: Removed tree-promote-statics.c
6020 * tree-promote-statics.c: Removed.
6021 * common.opt: Removed flag-promote-statics.
6023 * passes.c: Removed tree-promote-statics pass.
6024 * tree-pass.h: Ditto.
6025 * timevar.def: Removed TV_PROMOTE_STATICS.
6028 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6030 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6032 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6034 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6037 * c-common.c (check_function_arguments): Call
6038 'check_function_format' if either -Wformat or
6039 -Wmissing-format-attribute are specified.
6040 * c-format.c (check_function_format): Check -Wformat before
6041 calling 'check_format_info'.
6042 * c-opts.c (c_common_post_options): Don't warn for
6043 -Wmissing-format-attribute without -Wformat.
6044 * c-typeck.c (convert_for_assignment): Detect additional cases for
6045 -Wmissing-format-attribute.
6046 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6049 2005-07-19 Richard Guenther <rguenther@suse.de>
6051 * config/i386/i386.md (lrint<mode>2): Use temporary
6052 instead of clobbering non-existent memory.
6054 2005-07-19 Nick Clifton <nickc@redhat.com>
6056 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6057 statement to avoid displaying ASCII control characters.
6059 2005-07-19 Ben Elliston <bje@au.ibm.com>
6061 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6062 * cfganal.c (find_edge_index): Ditto.
6063 * combine.c (combine_instructions): Ditto.
6064 * ddg.c (create_scc): Ditto.
6065 (find_successors): Ditto.
6066 (find_predecessors): Ditto.
6067 (find_nodes_on_paths): Ditto.
6068 (longest_simple_path): Ditto.
6069 * flow.c (update_life_info): Ditto.
6070 (count_or_remove_death_notes): Ditto.
6071 (clear_log_links): Ditto.
6072 * modulo-sched.c (generate_reg_moves): Ditto.
6073 (find_max_asap): Ditto.
6074 (find_max_hv_min_mob): Ditto.
6075 (find_max_dv_min_mob): Ditto.
6076 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6077 * sched-rgn.c (extract_edgelst): Ditto.
6078 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6079 (dump_update_ssa): Ditto.
6080 (ssa_names_to_replace) Ditto.
6081 (switch_virtuals_to_full_rewrite): Ditto.
6082 (update_ssa): Ditto.
6083 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6085 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6087 Fix PR tree-optimization/22483
6089 * tree-complex.c (create_components): Use
6090 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6091 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6092 * tree-flow.h (safe_referenced_var_iterator): New structure.
6093 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6094 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6095 safe_referenced_var iterator.
6096 (add_type_alias): Ditto.
6098 2005-07-19 Steven Bosscher <stevenb@suse.de>
6100 * loop-init.c (rest_of_handle_loop2): Remove.
6101 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6102 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6103 (pass_rtl_loop_init, pass_rtl_loop_done,
6104 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6105 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6106 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6107 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6108 pass_tree_loop_done, and pass_tree_unswitch.
6109 (gate_loop): Rename to gate_tree_loop.
6110 * passes.c (init_optimization_passes): Update for renamed tree
6111 loop passes. Add the new loop2 passes as subpasses of loop2.
6112 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6113 Update for the renamed tree loop passes.
6115 2005-07-18 Ian Lance Taylor <ian@airs.com>
6118 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6119 blocks when optimizing.
6121 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6123 * common.opt (frename-registers): Initialize to 2.
6125 (fgcse-after-reload): Ditto.
6126 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6127 (process_options): Only change flag_web, flag_rename_registers,
6128 and flag_rerun_cse_after_loop if not explicitly set by user.
6130 2005-07-18 Jan Beulich <jbeulich@novell.com>
6132 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6133 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6134 in 64-bit mode the same as DImode in 32-bit mode.
6135 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6136 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6137 mode. Add new mode parameter.
6138 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6139 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6140 x86_64_shift_adj): New expanders.
6141 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6142 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6144 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6145 DImode shift splitters.
6146 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6147 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6150 2005-07-18 Jan Beulich <jbeulich@novell.com>
6152 * i386.md (movdi_extzv_1): New.
6153 (zero_extendhidi2): Combine alternatives and never force use of
6155 (zero_extendqidi2): Likewise. Don't restrict input selection.
6157 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6159 Fix PR tree-optimization/22531
6160 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6163 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6165 * tree-promote-statics.c (pass_promote_statics): Change dump file
6168 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6170 * tree-optimize.c (init_tree_optimization_passes): Add
6171 pass_eliminate_useless_stores pass.
6172 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6173 * tree-ssa-pre.c (is_copy_stmt): New function.
6174 (follow_copies_till_vuse): Ditto.
6175 (do_eustores): Ditto.
6176 (gate_eustores): Ditto.
6178 2005-07-16 Richard Henderson <rth@redhat.com>
6180 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6182 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6183 Kenneth Zadeck <zadeck@naturalbridge.com>
6185 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6186 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6187 ipa-type-escape.h, tree-promote-statics.c
6188 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6189 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6190 tree-promote-statics.c: new files.
6191 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6192 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6193 int nonlocal_set_p, mark_constant_function): Deleted.
6194 (rest_of_handle_cfg): Removed call to mark_constant_function.
6195 (nonoverlapping_component_refs_p): Added calls to support
6196 type based aliasing.
6197 * tree-ssa-alias.c (may_alias_p,
6198 compute_flow_insensitive_aliasing): Ditto.
6199 * calls.c (flags_from_decl_or_type): Removed reference to
6201 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6202 too many arguments. This is necessary for Spec 2000.
6203 * cgraph.h (const_function, pure_function): Removed.
6204 * common.opt: Added "fipa-pure-const", "fipa-reference",
6205 "fipa-type-escape", and "ftree-promote-static".
6207 * passes.c: Added ipa and tree-promote-statics passes.
6208 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6209 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6210 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6211 * tree-flow.h: Added exposed sra calls and addition of
6212 reference_vars_info field for FUNCTION_DECLS.
6213 * tree-pass.h: Added passes.
6214 * tree-sra.c: (sra_init_cache): New function.
6215 (sra_insert_before, sra_insert_after) Made public.
6216 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6218 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6219 aliasing. (may_alias_p): Added code to use type escape analysis to
6221 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6222 code to prune clobbers of static variables based on information
6223 produced in ipa-reference pass. Changed call clobbering so that
6224 statics are not marked as clobbered if the call does not clobber
6227 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6229 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6232 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6234 * doc/install.texi (*-*-solaris2*): Document recommended version
6235 of GNU binutils and mention GNU linker problem on Solaris 10.
6237 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6240 * c-decl.c (c_build_bitfield_integer_type): New function.
6241 (finish_struct): Call it.
6242 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6244 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6246 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6249 2005-07-16 Jan Hubicka <jh@suse.cz>
6251 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6252 (scale_bbs_frequencies_int): Watch roundoff errors.
6253 * predict.c (return_prediction): Initialize return_stmt.
6255 2005-07-16 Jan Hubicka <jh@suse.cz>
6257 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6258 after RTL profiling.
6260 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6263 * fold-const.c (build_range_check): Convert high/low to etype
6264 if we are only comparing against exp.
6266 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6268 Fix PR tree-optimization/22376
6269 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6271 (need_to_solve): New function.
6272 (compute_points_to_sets): Use it.
6274 2005-07-15 Jan Hubicka <jh@suse.cz>
6276 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6277 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6279 2005-07-15 Richard Guenther <rguenther@suse.de>
6281 * c-common.c (handle_flatten_attribute): New function.
6282 Add flatten function attribute.
6283 * doc/extend.texi: Document flatten function attribute.
6284 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6285 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6287 (cgraph_decide_inlining): Handle functions with flatten
6290 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6292 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6293 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6294 UNSPEC_XCHG, UNSPEC_AND): New.
6295 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6296 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6297 * config/rs6000/sync.md (FETCHOP): New code macro.
6298 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6300 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6301 (sync_compare_and_swap<mode>): Same.
6302 (sync_lock_test_and_set<mode>): Same.
6303 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6304 for QImode and HImode, and not PPC405.
6305 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6306 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6307 (sync_<fetchop>{si,di}_internal): New.
6308 (sync_nand{si,di}_internal): New.
6309 (sync_old_<fetchop>{si,di}_internal): New.
6310 (sync_old_nand{si,di}_internal): New
6311 (sync_new_<fetchop>{si,di}_internal): New.
6312 (sync_new_nand{si,di}_internal): New.
6313 (atomic_and{si,di}): New.
6314 (sync_new_nand{si,di}_internal): New.
6315 (atomic_and{si,di}): New.
6316 (sync_add<mode>_internal): Delete.
6317 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6318 (sync_sub<mode>_internal): Delte.
6319 (sync_subshort_internal): New.
6320 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6321 (sync_anddi_internal): Delete.
6322 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6323 (sync_booldi_internal): Delete.
6324 (sync_boolc<mode>_internal): Delete.
6325 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6326 (sync_boolc<mode>_internal2): Delete.
6327 (sync_boolcc<mode>_internal): Delete.
6328 (isync, lwsync): Use unspec instead of unspec_volatile.
6329 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6330 Revert UNSPEC_VOLATILE.
6331 (rs6000_split_atomic_op): New.
6332 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6334 2005-07-14 Eric Christopher <echristo@redhat.com>
6336 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6337 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6339 2005-07-14 Eric Christopher <echristo@redhat.com>
6341 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6343 2005-07-14 Steven Bosscher <stevenb@suse.de>
6345 PR tree-optimization/22230
6346 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6347 the computation of the four cross productions for "range op range".
6349 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6350 Ulrich Weigand <uweigand@de.ibm.com>
6353 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6356 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6358 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6360 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6362 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6364 2005-07-14 Richard Guenther <rguenther@suse.de>
6367 * config/i386/i386-protos.h (ix86_function_value): Change
6368 prototype to match new target hook.
6369 * config/i386/i386.c (ix86_value_regno): Change prototype
6370 to take extra type argument.
6371 (TARGET_FUNCTION_VALUE): Define.
6372 (ix86_function_ok_for_sibcall): Pass extra argument to
6373 ix86_value_regno, check return slot rtx for exact match.
6374 (ix86_function_value): Take extra parameter. Dispatch to
6375 ix86_value_regno with fndecl/fntype as provided.
6376 (ix86_value_regno): Handle extra type argument.
6377 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6379 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6380 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6381 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6382 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6383 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6385 2005-07-14 Richard Guenther <rguenther@suse.de>
6387 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6388 * calls.c (expand_call): Pass fntype to hard_function_value.
6389 (emit_library_call_value_1): Likewise.
6390 * explow.c: Include target.h.
6391 (hard_function_value): Take extra argument, the fntype.
6392 Use new target hook for function_value.
6393 * expr.h (hard_function_value): Change prototype.
6394 * function.c (aggregate_value_p): Pass 0 as fntype to
6395 hard_function_value.
6396 (assign_parms): Use new target hook for function_value.
6397 Pass 0 as fntype to hard_function_value.
6398 (expand_function_end): Likewise.
6399 * reg-stack.c: Include target.h.
6400 (stack_result): Use new target hook for function_value.
6401 * target-def.h: New target hook function_value.
6402 * target.h: Likewise.
6403 * targhooks.c (default_function_value): New function.
6404 * targhooks.h (default_function_value): Declare.
6406 2005-07-13 Ian Lance Taylor <ian@airs.com>
6408 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6410 2005-07-14 Jan Hubicka <jh@suse.cz>
6412 * tree-dfa.c (dump_variable): Use default_def function.
6413 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6414 * tree-ssa.c (verify_use): Likewise.
6415 * tree-ssanames.c (release_ssa_name): Likewise.
6416 * tree-tailcall.c (eliminate_tail_call): Likewise.
6417 (tree_optimize_tail_calls_1): Likewise.
6418 * tree-vrp.c (get_value_range): Likewise.
6420 2005-07-14 Ben Elliston <bje@au.ibm.com>
6422 * gcc.c (main): Compare language[0] with '*' when iterating over
6425 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6427 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6428 "s390_emit_compare". Add handling of CCZ1mode.
6429 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6430 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6432 (s390_branch_condition_mask): Add CCZ1mode handling.
6433 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6434 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6435 Use CCZ1mode instead of CCZmode.
6436 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6438 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6440 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6442 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6444 2005-07-13 Eric Christopher <echristo@redhat.com>
6446 * config/mips/mips.c (mips_canonicalize_comparison): New.
6447 (mips_emit_int_relational): Use.
6449 2005-07-13 Eric Christopher <echristo@redhat.com>
6451 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6453 * config/s390/s390.md: Include tpf.md. Move tpf specific
6455 * config/s390/tpf.md: To here.
6456 * config/s390/s390.opt: Move tpf specific options...
6457 * config/s390/tpf.opt: to here. Add mmain option.
6458 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6459 * config/s390/tpf.h: Rewrite.
6461 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6463 * doc/tm.texi: Remove @xref{Cross-profiling}.
6465 2005-07-13 Jeff Law <law@redhat.com>
6467 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6468 expressions, test their _DECL operands for pointer equality rather
6469 than using operand_equal_p.
6471 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6473 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6474 (TARGET_POSIX_IO): This.
6475 * config/darwin.h: Likewise.
6476 * config/freebsd.h: Likewise.
6477 * config/linux.h: Likewise.
6478 * config/lynx.h: Likewise.
6479 * config/netbsd.h: Likewise.
6480 * config/rs6000/linux64.h: Likewise.
6481 * config/rs6000/linux.h: Likewise.
6482 * config/s390/tpf.h: Likewise.
6483 * config/sh/embed-elf.h: Likewise.
6484 * config/sparc/linux64.h: Likewise.
6485 * config/sparc/linux.h: Likewise.
6486 * config/svr4.h: Likewise.
6487 * gcov-io.h: Likewise.
6489 * doc/tm.texi: Updated.
6491 * libgcov.c (create_file_directory): Defined only if
6492 TARGET_POSIX_IO is defined.
6493 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6496 2005-07-13 Jan Hubicka <jh@suse.cz>
6498 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6500 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6502 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6503 structure as argument.
6505 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6507 PR tree-optimization/21921
6508 * tree-iterator.c (tsi_link_before): Support the case when
6509 tsi_end_p (tsi) == true.
6511 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6513 PR tree-optimization/22442
6514 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6517 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6519 PR rtl-optimization/20376
6520 * toplev.c (process_options): Enable -fweb and -frename-registers when
6522 * doc/invoke.texi: Update the information about when -fweb and
6523 -frename-registers are enabled.
6525 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6528 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6529 if *rhs_p is not a SSA_NAME.
6531 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6533 Fix PR tree-optimization/22422
6534 * tree-ssa-structalias.c (struct variable_info): Add flag for
6536 (get_varinfo): Now a static function.
6537 (new_varinfo): init has_union and is_special_var to false.
6538 (solution_set_add): Check has_union.
6539 (do_da_constraint): Move temporary variable so it gets reset
6541 Also check for special variable.
6542 (do_ds_constraint): Ditto.
6543 (do_sd_constraint): Ditto.
6544 (do_structure_copy): Check for special variable.
6545 (find_func_aliases): Ditto.
6546 (init_base_vars): Set special vars properly.
6548 2005-07-13 Jan Hubicka <jh@suse.cz>
6550 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6553 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6554 (get_expr_operands): Fix thinko wrt flags and subvars.
6556 PR tree-optimize/22379
6557 * tree-inline.c (expand_call_inline): Do not output sorry in early
6560 2005-07-12 Dale Johannesen <dalej@apple.com>
6562 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6564 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6567 * host-linux.h: Include limits.h.
6569 2005-07-12 Dale Johannesen <dalej@apple.com>
6571 * expr.c (compress_float_constant): Add cost check.
6572 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6574 2005-07-12 Dale Johannesen <dalej@apple.com>
6576 * gcc.target/i386/compress-float-sse.c: New.
6577 * gcc.target/i386/compress-float-sse-pic.c: New.
6578 * gcc.target/i386/compress-float-387.c: New.
6579 * gcc.target/i386/compress-float-387-pic.c: New.
6580 * gcc.dg/compress-float-ppc.c: New.
6581 * gcc.dg/compress-float-ppc-pic.c: New.
6583 2005-07-12 Eric Christopher <echristo@redhat.com>
6585 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6587 * config/s390/s390.md: Include tpf.md. Move tpf specific
6589 * config/s390/tpf.md: To here.
6590 * config/s390/s390.opt: Move tpf specific options...
6591 * config/s390/tpf.opt: to here. Add mmain option.
6592 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6593 * config/s390/tpf.h: Rewrite.
6595 2005-07-12 Eric Christopher <echristo@redhat.com>
6597 * gcc.c (struct infile): Update comment for language.
6598 (main): Rewrite input file resetting code.
6600 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6603 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6604 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6605 (lookup_avail_expr): Use constant_boolean_node instead
6606 of boolean_false_node/boolean_true_node.
6608 2005-07-12 Ben Elliston <bje@au.ibm.com>
6610 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6611 and use it when printing num_edges.
6613 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6615 * doc/extend.texi (Blackfin Built-in Functions): New section.
6616 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6619 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6621 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6622 s/cmpstrsi/cmpstrnsi
6623 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6625 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6626 (init_optabs): Initialize cmpstrn_optab.
6627 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6628 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6629 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6630 * config/i386/i386.md: s/cmpstr/cmpstrn
6631 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6632 * doc/md.texi: Update documentation.
6634 2005-07-11 Richard Henderson <rth@redhat.com>
6636 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6637 build_va_arg_indirect_ref.
6638 (alpha_gimplify_va_arg): Likewise.
6639 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6640 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6641 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6642 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6643 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6644 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6646 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6648 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6650 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6651 * passes.c (init_optimization_passes): Add pass_empty_loop.
6652 * tree-pass.h (pass_empty_loop): Declare.
6653 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6654 try_remove_empty_loop, remove_empty_loops): New functions.
6655 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6656 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6658 2005-07-12 Peter Barada <peter@the-baradas.com>
6662 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6663 in address registers.
6664 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6665 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6666 alternative of addsi3_5200.
6668 2005-07-11 Ian Lance Taylor <ian@airs.com>
6670 * config/mips/mips.md (ffs<mode>2): Remove.
6672 2005-07-11 Ian Lance Taylor <ian@airs.com>
6674 * doc/tree-ssa.texi (Cleanups): Improve description of
6676 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6678 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6680 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6681 * tree.h (DECL_ARGUMENT_FLD): New macro.
6683 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6685 Fix PR tree-optimization/22404
6687 * tree-ssa-structalias.c (create_variable_info_for): Use
6690 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6692 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6693 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6694 for second comparison operand.
6695 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6697 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6698 (define_insn_reservation "alu"): Likewise.
6699 (csync, ssync): Now of type sync.
6700 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6701 -mcsync-anomaly -mspecld-anomaly.
6702 * config/bfin/bfin.opt (mcsync): Remove.
6703 (mcsync-anomaly, mspecld-anomaly): Add.
6704 * config/bfin/bfin.c: Include "insn-codes.h".
6705 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6706 (TARGET_DEFAULT_TARGET_FLAGS): New.
6707 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6709 2005-07-11 Steven Bosscher <stevenb@suse.de>
6711 * basic-block.h: Give the BB flags enum a name, bb_flags.
6712 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6713 * cfgcleanup.c (enum bb_flags): Remove here.
6714 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6715 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6716 (update_forwarder_flag): Likewise.
6717 (thread_jump): Likewise.
6718 (try_forward_edges): Likewise.
6719 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6720 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6721 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6723 2005-07-11 Richard Guenther <rguenther@suse.de>
6725 * config/i386/i386.opt: New target option -msseregparm.
6726 * config/i386/i386.c (override_options): Error out for
6727 -msseregparm but no SSE support.
6728 (ix86_function_sseregparm): Check for global sseregparm.
6729 * doc/invoke.texi: Document -msseregparm.
6731 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6733 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6734 (m32rle-*-linux*): Ditto.
6736 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6738 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6739 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6742 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6746 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6747 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6749 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6751 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6752 (varmap): Heapify varmap.
6753 (constraints): Heapify constraints.
6754 (struct constraint_graph): Heapify succs and preds.
6755 (constraint_vec_find): Update for heapification.
6756 (constraint_set_union): Ditto.
6757 (insert_into_complex): Ditto.
6758 (constraint_edge_vec_find): Ditto.
6759 (erase_graph_self_edge): Ditto.
6760 (add_graph_edge): Ditto.
6761 (get_graph_weights): Ditto.
6762 (merge_graph_nodes): Ditto.
6763 (build_constraint_graph): Ditto.
6764 (topo_visit): Ditto.
6765 (solve_graph): Ditto.
6766 (create_variable_info_for): Ditto.
6767 (init_base_vars): Ditto.
6768 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6769 (condese_varmap_nodes): Free complex vector.
6770 (clear_edges_for_node): Clear succs and preds vector.
6772 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6774 * tree-ssa-structalias.c (update_alias_info): Change counting of
6775 references to not include vdefs.
6777 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6779 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6782 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6784 * pa.c (pa_commutative_p): Make PLUS commutative when
6785 TARGET_NO_SPACE_REGS is true.
6787 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6789 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6790 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6791 * tree-dfa.c (dump_subvars_for): New.
6792 (debug_subvars_for): New.
6793 (dump_variable): Show subvariables if VAR has them.
6794 * tree-flow-inline.h (get_subvar_at): New.
6795 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6796 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6798 (struct subvar): Change fields offset and size to unsigned
6800 (dump_subvars_for): Declare.
6801 (debug_subvars_for): Declare.
6802 (get_subvar_at): Declare.
6803 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6804 to unsigned HOST_WIDE_INT *.
6805 (overlap_subvar): Likewise.
6806 * tree-gimple.c (is_gimple_reg): Always return false for
6807 SFTs and memory tags.
6808 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6810 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6811 (compute_may_aliases): Call compute_points_to_sets.
6812 (collect_points_to_info_for): Remove.
6813 (compute_points_to_and_addr_escape): Remove.
6814 (delete_alias_info): Call delete_points_to_sets.
6815 (compute_flow_sensitive_aliasing): If the call to
6816 find_what_p_points_to returns false, call set_pt_anything.
6817 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6818 (set_pt_anything): Clear pi->pt_vars.
6819 (set_pt_malloc): Remove.
6820 (merge_pointed_to_info): Remove.
6821 (add_pointed_to_expr): Remove.
6822 (add_pointed_to_var): Remove.
6823 (collect_points_to_info_r): Remove.
6824 (is_escape_site): Make extern.
6826 (create_overlap_variables_for): Call it.
6827 * tree-ssa-copy.c (merge_alias_info): Never merge
6828 flow-sensitive alias information.
6829 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6830 offset and size to be unsigned HOST_WIDE_INT.
6831 (add_to_addressable_set): Rename from note_addressable.
6832 Set TREE_ADDRESSABLE as the variables are added to the set.
6834 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6835 operands into VUSEs when adding V_MAY_DEFs for members in an
6837 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6838 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6839 (struct variable_info): Add bitfield is_heap_var.
6840 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6841 (new_var_info): Initialize is_heap_var.
6842 (get_constraint_for): Add HEAP variables to the symbol table.
6843 Mark them with is_heap_var.
6844 (update_alias_info): New. Taken mostly from the old
6845 compute_points_to_and_addr_escape.
6846 (handle_ptr_arith): New.
6847 (find_func_aliases): Call update_alias_info.
6848 Call handle_ptr_info for tcc_binary expressions.
6849 Call mark_stmt_modified.
6850 (create_variable_info_for): If DECL has subvars, do not create
6851 variables for its subvars. Always add all the fields.
6852 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6853 SFTs, then add all the SFTs of the structure.
6854 If VI->DECL is an aggregate with subvariables, add the SFT at
6856 (find_what_p_points_to): If VI is an artificial variable,
6857 translate to bitfields in SSA_NAME_PTR_INFO.
6858 If the solution is empty, set pi->pt_vars to NULL
6859 (init_base_vars): Create ANYOFFSET.
6860 (compute_points_to_sets): Rename from create_alias_vars.
6862 (pass_build_pta): Remove.
6863 (delete_points_to_sets): Rename from delete_alias_vars.
6864 (pass_del_pta): Remove.
6865 * tree-ssa-structalias.h (struct alias_info): Move from
6867 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6868 NUM_REFERENCES_SET): Likewise.
6869 (compute_points_to_sets, delete_points_to_sets): Declare.
6871 2005-07-09 Richard Henderson <rth@redhat.com>
6873 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6874 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6875 alpha_split_lock_test_and_set_12): New functions.
6876 * config/alpha/alpha-protos.h: Update.
6877 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6878 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6879 * config/alpha/sync.md (I12MODE): New.
6880 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6881 (sync_<fetchop_name><I48MODE>): Likewise.
6882 (sync_nand<I48MODE>): Likewise.
6883 (sync_old_<fetchop_name><I48MODE>): Likewise.
6884 (sync_new_<fetchop_name><I48MODE>): Likewise.
6885 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6886 (sync_compare_and_swap<I48MODE>): Likewise.
6887 (sync_lock_test_and_set<I48MODE>): Likewise.
6888 (sync_compare_and_swap<I12MODE>): New.
6889 (sync_compare_and_swap<I12MODE>_1): New.
6890 (sync_lock_test_and_set<I12MODE>): New.
6891 (sync_lock_test_and_set<I12MODE>_1): New.
6893 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6897 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6899 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6901 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6902 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6904 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6907 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6909 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6911 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6912 memory_operand constraint.
6913 (store_conditional_<mode>): Same.
6914 (sync_compare_and_swap<mode>): Same.
6915 (sync_lock_test_and_set<mode>): Same.
6917 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6919 Rewrite PIC support to more closely model actual instructions.
6920 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6921 (cris_symbol): Remove prototypes for removed functions.
6922 (cris_pic_symbol_type_of, cris_valid_pic_const)
6923 (cris_expand_pic_call_address): Prototypes for new functions.
6924 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6926 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6928 <case ':'>: Add case for new punctuation character.
6929 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6930 emitting (extra) PIC modifier.
6931 <case UNSPEC>: Do not assert for PLT.
6932 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6933 (cris_expand_prologue, cris_expand_epilogue): Check
6934 for pic_offset_table_rtx usage instead of taking
6935 current_function_uses_pic_offset_table as the final word.
6936 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6937 Remove flag_pic difference.
6938 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6939 the moral equivalents of...
6940 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6942 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6943 (cris_handle_option): Mark ARG as unused.
6944 (cris_expand_pic_call_address): New worker function for "call",
6946 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6947 output PIC constructs here.
6948 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6949 as symbol-specific modifers, not whole or part of operands.
6950 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6951 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6952 constants and flag_pic.
6953 (CONSTANT_INDEX_P): Adjust for new functions.
6954 (enum cris_pic_symbol_type): New helper type.
6955 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6956 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6957 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6959 ("movsi"): Emit actual instructions for GOT and relative access.
6960 ("*movsi_got_load"): New pattern to set up the register holding
6962 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6963 Adjust FIXME for 'S'.
6964 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6965 Use "movs" for -fpic cases.
6966 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6967 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6968 ("call", "call_value"): Just call cris_expand_pic_call_address for
6970 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6971 Remove special pattern.
6972 ("*expanded_call_side", "*expanded_call_value_side"): New
6974 (gotplt-to-plt, gotplt-to-plt-side-call)
6975 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6977 * config/cris/cris/predicates.md
6978 ("cris_general_operand_or_gotless_symbol"): Remove unused
6980 ("cris_general_operand_or_symbol"): Adjust for new functions.
6982 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6984 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6986 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6988 * Makefile.in (TREE_H): Add treestruct.def.
6989 (c-decl.o): Add pointer-set.h
6990 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6991 visibility on regular DECL's.
6992 (merge_decls): Fix the copying of decl nodes of various types for
6993 the new structures. Don't update RTL, section name, weak status,
6994 etc, on DECL's without RTL.
6995 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6996 Don't check volatile on non-variable types.
6997 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6998 to check whether we have seen arguments.
6999 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
7000 flag is checked before field (flag is common, field is not).
7001 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
7002 TS_DECL_COMMON could have an origin.
7003 (add_location_or_const_value_attribute): Don't check section name
7004 on non-var/function decls.
7005 (dwarf2out_var_location): Reverse order of tests.
7006 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
7007 with DECL_WRTL_CHECK.
7008 * expmed.c (make_tree): rtl is now in decl_with_rtl.
7009 * fold-const.c (fold_binary): Don't check weakness on
7010 non-var/function decls.
7011 (tree_expr_nonzero_p): Ditto.
7012 (fold_checksum_tree): Use tree_decl_extra as sizeof
7014 * ggc-page.c (extra_order_size_table): Add sizes for
7015 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7017 * gimplify.c (gimplify_bind_expr): Only set
7018 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7019 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7021 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7022 * langhooks.h (init_ts). New langhook.
7023 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7024 * print-tree.c (print_node): Update to only print fields that
7025 exist in the structures the passed decl has.
7026 * toplev.c (wrapup_global_declarations): Don't reset
7027 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7028 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7029 * tree-inline.c (remap_decl): Ditto.
7030 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7031 * tree-pretty-print.c (print_declaration): Don't print
7032 DECL_REGISTER on things that don't contain it.
7033 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7034 non-var/function decls.
7035 * tree.c (tree_contains_struct): New structure.
7036 (init_priority_for_decl): New hashtable.
7037 (tree_int_map): New structure.
7038 (tree_int_map_eq): New function.
7039 (tree_int_map_marked_p): Ditto.
7040 (tree_int_map_hash): Ditto.
7041 (tree_map): Move to tree.h.
7042 (tree_map_eq): Externalize.
7043 (tree_map_hash): Ditto.
7044 (tree_map_marked_p): Ditto.
7045 (init_ttree): Set up tree_contains_struct and call langhook.
7046 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7047 (tree_code_size): Update for new structures.
7048 (tree_node_structure): Update for new structures.
7049 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7051 (copy_node_stat): Copy init priority.
7052 (build_decl_stat): Ditto for visibility.
7053 (ts_enum_names): New.
7054 (tree_contains_struct_check_failed): New function.
7055 (decl_init_priority_lookup): Ditto.
7056 (decl_init_priority_insert): Ditto.
7057 * treestruct.def: New file.
7058 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7059 (CONTAINS_STRUCT_CHECK): Ditto.
7060 (tree_contains_struct_check_failed): New prototype.
7061 (DECL_CHECK): Removed.
7062 (DECL_MINIMAL_CHECK): New.
7063 (DECL_COMMON_CHECK): Ditto.
7064 (DECL_WRTL_CHECK): Ditto.
7065 (DECL_NON_COMMON_CHECK): Ditto.
7066 (DECL_WITH_VIS_CHECK): Ditto.
7067 (VAR_OR_FUNCTION_DECL_P): Ditto
7068 (struct tree_decl_minimal): New structure.
7069 (struct tree_decl_common): Ditto.
7070 (struct tree_decl_with_rtl): Ditto.
7071 (struct tree_decl_with_vis): Ditto.
7072 (struct tree_decl_non_common): Ditto.
7073 (struct tree_field_decl): Ditto.
7074 (struct tree_parm_decl): Ditto.
7075 (struct tree_var_decl): Ditto.
7076 (struct tree_function_decl): Ditto.
7077 (struct tree_const_decl): Ditto.
7078 (struct tree_result_decl): Ditto.
7079 (union tree_node): Add new structures.
7080 * var-tracking.c (track_expr_p): Reverse order of tests.
7082 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7084 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7086 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7087 * system.h: Poison FINALIZE_PIC.
7088 * doc/tm.texi (FINALIZE_PIC): Remove.
7090 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7093 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7094 to the correct type if we have a MODIFY_EXPR.
7096 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7098 PR tree-optimization/22360
7099 * tree.c (upper_bound_in_type): Fix calculations for casting
7100 to a non-wider signed type and casting a signed value to a
7101 wider unsigned type.
7102 (lower_bound_in_type): Fix calculations for casting to a
7103 non-wider signed type.
7105 PR tree-optimization/20139
7106 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7108 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7109 fold_cond_expr_cond.
7110 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7111 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7113 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7116 * tree-complex.c (expand_complex_libcall): Produce
7117 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7119 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7121 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7122 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7123 b" assert and inserted fastpath code for this case.
7124 (bitmap_ior): Removed "a != b" assert.
7126 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7128 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7129 (ENDFILE_SPEC): Likewise.
7130 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7132 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7133 a large stack frame at epilogue.
7135 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7137 * final.c: Include sdbout.h when required.
7139 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7141 * config.gcc (*-*-darwin*): Only one target-specific header file
7143 (powerpc-*-darwin*): Add version-specific header files.
7144 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7145 * config.in: Regenerate.
7146 * configure: Regenerate.
7147 * gcc.c: Include xregex.h.
7148 (version_compare_spec_function): New.
7149 (spec_function): Add version-compare.
7150 (replace_outfile_spec_function): Reformat comment.
7151 (compare_version_strings): New.
7152 * config/darwin-c.c (version_as_macro): New.
7153 (builtin_define): New.
7154 (darwin_cpp_builtins): New.
7155 * config/darwin-protos.h (darwin_cpp_builtins): New.
7156 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7157 (LIB_SPEC): Make unconditional, update comment.
7158 (TARGET_C99_FUNCTIONS): Define.
7159 * config/darwin.opt: Sort.
7160 (mmacosx-version-min=): New.
7161 * config/darwin7.h: Delete.
7162 * config/darwin8.h: Delete.
7163 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7164 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7165 (TARGET_C99_FUNCTIONS): Define.
7166 * config/rs6000/darwin7.h: New.
7167 * config/rs6000/darwin8.h: New.
7168 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7169 (-mmacosx-version-min): Document.
7171 2005-07-07 Ian Lance Taylor <ian@airs.com>
7173 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7175 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7178 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7180 2005-07-07 Khem Raj <kraj@mvista.com>
7182 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7183 in bytes, not words.
7185 2005-07-07 Paul Brook <paul@codesourcery.com>
7187 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7188 DEFAULT_FUNCTION_ARG_PADDING to upward.
7190 2005-07-07 Richard Henderson <rth@redhat.com>
7192 * function.c (locate_and_pad_parm): Record parameter alignment in
7193 stack_alignment_needed.
7195 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7197 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7198 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7199 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7200 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7201 (define_attr "type"): Add isync, sync, load_l, store_c.
7202 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7203 Create scratch volatile MEM.
7204 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7206 (load_locked_<mode>): New.
7207 (store_conditional_<mode>): New.
7208 (sync_compare_and_swap<mode>): Replace with splitter.
7209 (sync_lock_test_and_set<mode>): Replace with splitter.
7210 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7212 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7213 is ics. Attribute isync.
7214 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7216 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7217 and UNSPECV_SYNC_OP.
7218 (emit_unlikely_jump): New.
7219 (emit_load_locked): New.
7220 (emit_store_conditional): New.
7221 (rs6000_split_compare_and_swap): New.
7222 (rs6000_split_lock_test_and_set): New.
7223 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7224 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7225 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7226 rs6000_split_lock_test_and_set): Declare.
7227 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7228 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7229 store_c, isync, sync.
7231 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7233 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7234 filenames to gtyp-gen.h.
7235 (s-typ-gen): Use it in place of for loops.
7237 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7239 * hooks.c (hook_bool_rtx_int_false): New function.
7240 * hooks.h (hook_bool_rtx_int_false): Declare.
7241 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7242 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7243 * target.h (struct gcc_target): Add commutative_p member.
7244 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7245 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7246 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7247 (pa_commutative_p): New function.
7248 * jump.c (target.h): Include.
7249 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7250 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7252 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7254 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7255 (s390_expand_setmem): New.
7256 * config/s390/s390.c: Likewise.
7257 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7259 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7260 general_operand. Call new function "s390_expand_setmem".
7261 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7262 ("setmem_long", "*setmem_long"): ... this.
7264 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7266 * config/s390/s390.c: (optimization_options): Enable
7267 TARGET_MVCLE at -Os.
7268 * doc/invoke.texi: Document changes in default behaviour.
7269 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7271 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7273 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7274 defined by back-end.
7276 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7278 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7279 all sets in the pattern.
7280 * config/rs6000/rs6000.md (stack_protect_testsi,
7281 stack_protect_testdi): Likewise.
7283 2005-07-06 Jeff Law <law@redhat.com>
7285 * tree-vrp.c (simplify_using_ranges): Kill.
7286 (vrp_finalize): Remove call to simplify_using_ranges.
7287 (simplify_stmt_using_ranges): New function extracted from
7288 simplify_using_ranges.
7289 (simplify_div_or_mod_using_ranges): Likewise.
7290 (simplify_abs_using_ranges): Likewise.
7291 (simplify_cond_using_ranges): New function.
7292 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7293 * tree-ssa-propagate.c (substitute_and_fold): Call
7294 simplify_stmt_using_ranges if we have range information.
7296 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7298 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7299 ia64_flag_schedule_isns2.
7301 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7302 reading/writing general registers.
7303 (ia64_function_arg): Revert 2005-06-18 change.
7305 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7307 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7308 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7310 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7312 * function.c (expand_function_end): Revert part of 2005-06-27
7313 patch. Do sjlj_emit_function_exit_after after return_label.
7315 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7317 * doc/install.texi (--disable-libssp): New.
7319 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7321 * doc/invoke.texi: Update -fforce-mem documentation.
7322 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7323 code for -fforce-mem.
7324 * expmed.c: (store_bit_field,store_fixed_bit_field,
7325 extract_bit_field): Ditto.
7326 * expr.c: (convert_move): Ditto.
7327 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7328 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7329 emit_conditional_add,expand_float,expand_fix): Ditto.
7330 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7331 (common_handle_option): Issue warning when -fforce-mem specified.
7333 2005-07-06 Paul Brook <paul@codesourcery.com>
7335 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7337 * configure: Regenerate.
7339 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7341 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7343 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7345 Fix PR tree-optimization/22319
7346 Fix PR tree-optimization/22140
7347 Fix PR tree-optimization/22310
7349 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7350 variable sized types.
7351 Use correct type for intermediate structure on *a = *b structure
7354 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7356 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7358 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7359 (machine_function): Move typedef to...
7360 * config/rs6000/rs6000.c (machine_function): ... here. Add
7361 varargs_save_offset field.
7362 (rs6000_stack_t): Remove varargs_size field.
7363 (setup_incoming_varargs): Allocate varargs save area using
7364 assign_stack_local, try to make it as small as possible.
7365 Save offset from virtual_stack_vars_rtx to the save area
7366 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7367 instead of magic 8 when fp word byte size is used.
7368 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7369 instead of -RS6000_VARARGS_SIZE.
7370 (rs6000_stack_info, debug_stack_info,
7371 rs6000_initial_elimination_offset): Remove all traces of
7373 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7374 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7375 RS6000_VARARGS_AREA.
7377 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7379 PR tree-optimization/21963
7380 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7381 constant_multiple_of in the same way get_computation_cost_at does.
7383 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7385 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7386 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7387 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7388 and return its previous value.
7389 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7390 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7392 (stack_protect_set, stack_protect_test): New expanders.
7393 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7394 stack_protect_testdi): New insns.
7395 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7396 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7398 2005-07-06 Jeff Law <law@redhat.com>
7400 * tree-ssa-dce.c (cfg_altered): New global.
7401 (tree_dce_init): Initialize cfg_altered.
7402 (remove_dead_stmt): If we remove an edge in the CFG, then set
7404 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7407 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7409 * Makefile.in (stamp-collect-ld): Use
7410 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7411 ./collect-ld if it already exists.
7412 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7413 Don't remove ./nm if it already exists.
7415 2005-07-05 Devang Patel <dpatel@apple.com>
7417 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7418 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7419 * tree-vectorizer.c (vect_loop_location): New.
7420 (vect_print_dump_info): Use vect_loop_location.
7421 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7422 (vectorize_loops): Set vect_loop_location.
7423 * tree-vect-analyze.c (vect_analyze_offset_expr,
7424 vect_determin_vectorization_factor, vect_analyze_operations,
7425 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7426 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7427 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7428 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7429 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7430 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7431 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7432 vect_analyze_loop): Adjust vect_print_dump_info API.
7433 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7434 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7435 vect_finish_stmt_generation, vectorizable_assignment,
7436 vectorizable_operation, vectorizable_store, vectorizable_load,
7437 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7438 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7439 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7440 vect_transform_loop): Same.
7441 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7442 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7445 2005-07-05 Randolph Chung <tausq@debian.org>
7447 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7448 * configure: Regenerate.
7449 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7450 (pa_tls_referenced_p): Declare.
7451 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7452 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7453 (legitimize_tls_address): New.
7454 (hppa_legitimize_address): Handle TLS addresses.
7455 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7456 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7457 (emit_move_sequence): Handle TLS addresses.
7458 (pa_encode_section_info): Call default handler to handle common
7460 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7461 (CONSTANT_ADDRESS_P): Reject TLS operands.
7462 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7463 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7464 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7465 (UNSPEC_TLSLE): Define new constants.
7466 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7467 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7468 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7469 (tie_symbolic_operand, tle_symbolic_operand): New
7471 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7473 * aclocal.m4: Update macros for autoconf 2.59 style.
7474 * configure.ac: Likewise.
7476 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7478 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7479 (function_arg): Pass small aggregates in general registers on 32-bit
7481 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7483 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7485 * Makefile.in (final.o): Fix dependencies.
7487 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7491 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7492 * langhooks.c (lhd_expr_to_decl): New.
7493 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7495 (LANG_HOOKS_INITIALIZER): Update.
7496 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7497 expr_to_decl langhook.
7498 * c-tree.h (c_expr_to_decl): Declare.
7499 * c-typeck.c (c_expr_to_decl): New.
7500 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7502 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7504 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7507 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7508 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7510 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7512 * Makefile.in: Adjust dependencies.
7513 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7514 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7515 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7516 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7517 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7518 rest_of_compilation.
7520 * bb-reorder.c (gate_duplicate_computed_gotos,
7521 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7522 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7523 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7524 pass_partition_blocks): New.
7525 * bt-load.c (gate_handle_branch_target_load_optimize,
7526 rest_of_handle_branch_target_load_optimize,
7527 pass_branch_target_load_optimize): New.
7528 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7530 * cfglayout.c (pass_insn_locators_initialize): New.
7531 * cfgrtl.c (pass_free_cfg): New.
7532 * combine.c (gate_handle_combine, rest_of_handle_combine,
7534 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7535 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7536 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7537 * except.c (pass_set_nothrow_function_flags,
7538 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7540 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7541 rest_of_handle_shorten_branches, pass_shorten_branches,
7542 rest_of_clean_state, pass_clean_state): New.
7543 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7544 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7545 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7547 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7548 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7549 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7550 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7552 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7553 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7554 pass_rtl_ifcvt, gate_handle_if_after_combine,
7555 rest_of_handle_if_after_combine, pass_if_after_combine,
7556 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7557 pass_if_after_reload): New.
7558 * integrate.c (pass_initial_value_sets): New.
7559 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7560 pass_purge_lineno_notes): New.
7561 * mode-switching.c (rest_of_handle_mode_switching,
7562 pass_mode_switching): New.
7563 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7564 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7566 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7567 pass_loop_optimize): New.
7568 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7570 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7572 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7573 pass_postreload_cse): New.
7574 * profile.c (gate_handle_profiling, pass_profiling,
7575 rest_of_handle_branch_prob, pass_branch_prob): New.
7576 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7577 pass_split_before_regstack, gate_handle_split_before_regstack,
7578 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7579 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7580 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7581 pass_stack_regs): New.
7582 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7583 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7584 pass_stack_adjustments): New.
7585 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7586 pass_regrename): New.
7587 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7588 pass_delay_slots, gate_handle_machine_reorg,
7589 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7590 * rtl.h (extern void purge_line_number_notes): New.
7591 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7592 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7594 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7596 * value-prof.c (gate_handle_value_profile_transformations,
7597 rest_of_handle_value_profile_transformations,
7598 pass_value_profile_transformations): New.
7599 * var-tracking.c (gate_handle_var_tracking,
7600 pass_variable_tracking): New.
7601 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7603 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7604 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7605 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7606 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7607 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7608 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7609 rest_of_handle_gcse2, rest_of_handle_regmove,
7610 rest_of_handle_tracer, rest_of_handle_if_conversion,
7611 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7612 rest_of_handle_web, rest_of_handle_branch_prob,
7613 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7614 rest_of_handle_jump_bypass, rest_of_handle_combine,
7615 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7616 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7617 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7618 rest_of_handle_mode_switching, rest_of_handle_jump,
7619 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7620 rest_of_handle_flow2, rest_of_handle_jump2,
7621 rest_of_handle_peephole2, rest_of_handle_postreload,
7622 rest_of_handle_shorten_branches, rest_of_clean_state,
7623 rest_of_compilation): Remove.
7625 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7626 * passes.c (dump_flags, in_gimple_form, all_passes,
7627 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7628 register_dump_files, next_pass_1, last_verified, execute_todo,
7629 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7630 from tree-optimize.c.
7631 (init_optimization_passes): Moved from tree-optimize.c,
7632 adding the RTL optimizations.
7633 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7634 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7635 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7636 register_dump_files, next_pass_1, last_verified, execute_todo,
7637 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7638 init_tree_optimization_passes, ipa_passes): Delete.
7639 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7641 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7642 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7644 (ipa_passes): Remove.
7645 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7646 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7647 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7648 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7649 (dump_info_p, dump_flag): Moved to tree-dump.h.
7651 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7653 * passes.c (finish_optimization_passes): Use dump_begin
7654 and dump_end, TDI_end.
7655 (gate_rest_of_compilation): New.
7656 (pass_rest_of_compilation): Use it.
7657 (gate_postreload, pass_postreload): New.
7658 * toplev.c (general_init): Rename init_tree_optimization_passes.
7659 * toplev.h (init_tree_optimization_passes): Rename to
7660 init_optimizations_passes.
7661 * tree-dump.c (dump_flag): Make static.
7662 (dump_files): Remove RTL dumps.
7663 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7664 pass_cleanup_cfg, pass_free_cfg_annotations,
7665 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7666 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7667 * tree-pretty-print.c: Include tree-pass.h.
7668 * cgraph.c: Include tree-dump.h.
7670 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7672 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7673 Only fall back to saying it points to readonly memory if
7676 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7678 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7679 * config/m32r/m32r.c (m32r_compute_frame_size,
7680 m32r_expand_prologue): Take current_function_profile into
7681 account whenever we reference
7682 current_function_uses_pic_offset_table.
7683 (m32r_finalize_pic): Remove.
7684 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7686 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7688 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7689 instead of $<. Don't remove ./as if it already exists.
7691 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7694 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7695 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7696 for complex modes when generating code for PA 1.0.
7697 (VALID_FP_MODE_P): New macro.
7698 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7699 sets for all general and floating point modes. Align wide floating
7700 point modes to even register boundaries to comply with architectural
7702 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7703 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7704 (VALID_FP_MODE_P): New macro.
7705 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7706 sets for all general and floating point modes. Align wide floating
7707 point modes to even register boundaries to comply with architectural
7710 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7712 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7715 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7717 * tree-ssa-structalias.c: Don't include expr.h.
7719 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7721 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7724 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7726 Fix PR tree-optimization/22279
7728 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7731 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7733 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7735 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7737 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7738 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7739 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7740 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7741 config/stormy16/stormy16.c, config/v850/v850.c,
7742 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7743 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7744 Avoid "." or "\n" at end of diagnostics and capital letters at
7745 start of diagnostics.
7746 * combine.c, cse.c: Don't translate dump file output.
7747 * toplev.c (print_version): Only translate output if going to
7750 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7752 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7753 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7756 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7758 * pa.c (fix_range): Fix typo in comment.
7760 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7762 * tree-vrp.c (extract_range_from_assert): Replace
7763 fold (build (...)) with fold_build2.
7765 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7767 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7768 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7769 (format_types_orig, handle_format_attribute): Add support for
7772 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7774 * varasm.c (assemble_variable): Fix format specifier thinko.
7776 2005-07-03 Ira Rosen <irar@il.ibm.com>
7778 PR tree-optimization/22029 (and 22135)
7779 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7780 a phi node before calling dump_vops.
7782 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7784 * tree-dump.h (dump_string_field): Declare.
7785 * tree-dump.c: Use it instead of dump_string.
7786 (dump_string_field): Make non-static.
7788 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7790 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7791 up the minimal CFG stuff always when optimize > 0. Call
7792 split_all_insns_noflow in PIC case if needed.
7794 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7795 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7798 * c-decl.c (c_write_global_declarations): Dump contents of
7800 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7801 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7802 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7803 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7806 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7808 * c-common.h (GCC_DIAG_STYLE): Define.
7809 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7810 version for format checking to 4.1.
7811 * c-format.c: Include toplev.h after c-common.h.
7812 (enum format_type): Add gcc_tdiag_format_type.
7813 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7814 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7815 (format_types_orig): Add gcc_tdiag.
7816 (init_dynamic_diag_info): Support gcc_tdiag formats.
7817 (handle_format_attribute): Likewise.
7818 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7819 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7820 version for format checking to 4.1.
7821 (warning0, warning, error, pedwarn, sorry): Use
7823 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7824 (finish_aliases_1): Do not use %qE.
7825 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7826 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7827 Correct format bugs.
7828 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7829 parameter to unsigned HOST_WIDE_INT.
7830 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7832 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7835 * expr.c (write_complex_part): Use adjust_address for MEM.
7836 (read_complex_part): Same.
7838 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7840 Fix PR tree-optimization/22280
7842 * tree-sra.c (generate_element_init): Remove useless loop.
7844 2005-07-02 Richard Henderson <rth@redhat.com>
7846 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7848 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7850 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7853 * fold-const.c (fold_binary): Handle the return value of
7854 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7855 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7857 2005-07-02 Jeff Law <law@redhat.com>
7859 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7860 a eliminate type conversion which feeds an equality comparison
7861 if the original type or either operand in the comparison is a
7864 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7866 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7867 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7869 * config/avr/avr.c: Do not use '`' as left quote.
7870 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7871 Remove "." from end of diagnostics. Make diagnostics start with
7874 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7875 Joseph S. Myers <joseph@codesourcery.com>
7877 * toplev.c (default_tree_printer): Handle setting location with
7879 * c-objc.common.c (c_tree_printer): Likewise.
7880 * c-format.c (gcc_diag_flag_specs): Add '+'.
7881 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7882 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7884 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7885 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7886 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7887 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7888 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7889 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7890 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7891 format arguments where %J is used without %D.
7893 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7895 * gcc.c (LINK_SSP_SPEC): Define.
7896 (link_ssp_spec): New variable.
7897 (LINK_COMMAND_SPEC): Add %(link_ssp).
7898 (static_specs): Add link_ssp_spec.
7899 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7900 * configure: Rebuilt.
7901 * config.in: Rebuilt.
7903 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7904 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7905 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7906 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7907 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7908 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7909 -0x7008(2) instead of reading __stack_chk_guard variable.
7910 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7912 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7913 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7914 if TARGET_THREAD_SSP_OFFSET is defined.
7915 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7916 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7919 2005-06-27 Richard Henderson <rth@redhat.com>
7920 * libgcc-std.ver (GCC_4.1.0): New.
7921 * libgcc.h (__stack_chk_guard): Declare.
7922 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7923 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7924 * mklibgcc.in (lib2funcs): Add them.
7926 2005-07-01 Richard Henderson <rth@redhat.com>
7928 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7929 void * before struct sigcontext *.
7930 (x86_fallback_frame_state): Likewise.
7932 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7934 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7936 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7939 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7940 we check for SSA_NAME for.
7942 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7944 Fix PR tree-optimization/22071
7946 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7948 (get_constraint_for_component_ref): Use it.
7950 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7953 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7954 print out the last new line.
7956 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7958 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7959 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7960 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7961 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7962 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7963 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7964 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7965 (enum reg_class): New member CC0_REGS.
7966 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7967 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7968 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7969 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7970 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7971 Adjust for register now described.
7973 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7976 * config/i386/i386.md (stack_protect_test_si,
7977 stack_protect_test_di): Add earlyclobber for scratch 3.
7978 * config/rs6000/rs6000.md (stack_protect_testsi,
7979 stack_protect_testdi): Add earlyclobber for scratch 3,
7980 remove earlyclobber from scratch 4.
7982 Older entries for 2005 can be found in ChangeLog-2005.