1 2005-10-31 Jan Hubicka <jh@suse.cz>
4 * i386.c (legitimize_pic_address): Deal with large immediates.
7 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
8 from symbol names while computing checkup.
11 * predict.c (predict_loops): Do not estimate more than
12 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
13 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
15 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
17 PR tree-optimization/19097
18 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
20 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
22 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
24 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
27 * tree-inline.c (setup_one_parameter): If the init_stmt
28 is NULL, don't insert the statement.
30 2005-10-30 Jan Hubicka <jh@suse.cz>
32 PR tree-optimization/24172
33 * tree-inline.c (copy_body_r): Unshare the substituted value first.
35 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
37 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
38 constants for hosts with long != 32 bits.
40 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
43 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
45 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
47 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
48 (TARGET_MS1_16_002): New.
49 (TARGET_MS1_16_003): New.
51 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
52 ("*decrement_and_branch_until_zero_no_clobber"): New.
53 Add corresponding splitter for decrement_and_branch_until_zero
55 Key all decrement_and_branch_until_zero patterns off of
58 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
61 * tree-complex.c (extract_component): Treat RESULT_DECL
62 like the rest of the decls.
64 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
66 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
67 indirect call to _mcount if the function needs a static chain.
69 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
70 Caroline Tice <ctice@apple.com>
72 PR rtl-optimization/24460
73 * dwarf2out.c (have_switched_text_sections): New boolean variable.
74 (dwarf2out_switch_text_section): Set it to true instead of
75 incrementing separate_line_info_table_in_use.
76 (output_loc_list): Additionally test have_switched_text_sections.
77 (output_ranges): Likewise.
78 (dwarf2out_finish): Likewise.
79 * varasm.c (assemble_start_function): Do not call
80 insert_section_boundary_note.
81 (assemble_end_function): If flag_reorder_blocks_and_partition,
82 switch to the function's section before emitting the .size directive.
83 * bb-reorder.c (insert_section_boundary_note): Staticify.
84 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
85 * output.h (insert_section_boundary_note): Delete.
87 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
90 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
91 instead of pointer equality when comparing types.
93 2005-10-24 James E. Wilson <wilson@specifix.com>
95 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
96 add_dependence_list_and_free calls.
98 2005-10-24 Steven Bosscher <stevenb@suse.de>
100 * contrib.texi: Add the names of the LLNL folks who donated
101 Cray pointer support for gfortran.
103 2005-10-24 Steven Bosscher <stevenb@suse.de>
105 PR tree-optimization/24225
106 * profile.c (branch_prob): Look from end to start through a
107 basic block when looking for a locus.
109 2005-10-24 Richard Henderson <rth@redhat.com>
111 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
113 (hppa_expand_prologue): Likewise.
115 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
117 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
118 (NO_DEFERRED_PROFILE_COUNTERS): Define.
119 * pa.h (NO_PROFILE_COUNTERS): Define.
120 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
121 (funcdef_nos): New vector to hold label numbers of deferred profile
123 (output_deferred_profile_counters): New function.
124 (hppa_profile_hook): Push label number onto funcdef_nos.
125 (pa_hpux_file_end): Call output_deferred_profile_counters if
126 NO_DEFERRED_PROFILE_COUNTERS is false.
128 * pa-protos.h (get_deferred_plabel): New prototype.
129 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
131 (output_call): Adjust calls.
133 2005-10-24 Alan Modra <amodra@bigpond.net.au>
135 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
136 peculiarity of GOT/TOC section usage.
138 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
141 * c-common.c (constant_string_class_name): Add documentation.
143 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
146 * recog.c (peephole2_optimize): Increment peep2_current_count
147 only when the slot is empty.
149 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
152 * except.c (output_function_exception_table): Call
153 assemble_external_libcall if we need a personality function.
155 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
157 PR rtl-optimization/24460
158 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
159 set the basic block for barriers.
161 2005-10-21 Janis Johnson <janis187@us.ibm.com>
163 * var-tracking.c (vt_initialize): Initialize post.
165 2005-10-21 Devang Patel <dpatel@apple.com>
168 * c-common.c (vector_types_convertible_p): Check vector element type.
170 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
172 * config/sh/sh.c (prepare_move_operands): Handle the address
173 constant which is a tls symbolic address plus a constant.
175 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
178 * gcc.c (main): Use the correct counter for erroring out
179 about mulitple files.
181 2005-10-21 Alan Modra <amodra@bigpond.net.au>
184 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
185 use r2 for 64-bit tls .got access.
187 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
189 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
192 2005-10-20 Steven Bosscher <stevenb@suse.de>
194 PR tree-optimization/24307
195 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
197 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
200 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
202 * varasm.c (find_decl_and_mark_needed): After cgraph global info
203 is ready, stop marking functions, but still mark variables.
205 2005-10-20 Richard Guenther <rguenther@suse.de>
208 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
211 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
213 PR rtl-optimization/23585
214 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
215 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
216 (may_trap_p_1): New predicate extracted from...
217 (may_trap_p): ... here. Invoke may_trap_p_1.
218 (may_trap_or_fault_p): New predicate.
219 * rtl.h (may_trap_or_fault_p): Declare it.
220 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
221 instead of may_trap_p.
222 (steal_delay_list_from_fallthrough): Likewise.
223 (fill_simple_delay_slots): Likewise.
224 (fill_slots_from_thread): Likewise.
225 * function.c (pad_to_arg_alignment): Rework comment about
226 SPARC_STACK_BOUNDARY_HACK.
227 * config/sparc/sparc.h: Likewise.
229 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
231 * config/s390/s390.c (s390_expand_insv): New.
232 * config/s390/s390-protos.h (s390_expand_insv): Declare.
233 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
234 ("icm_hi"): Remove mode attribute.
235 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
237 ("*extracthi", "*extractqi"): Remove.
238 (extv<mode>", "*extzv<mode>"): New.
239 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
240 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
242 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
244 * cfgexpand.c (discover_nonconstant_array_refs_r,
245 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
246 (tree_expand_cfg): Call discover_nonconstant_array_refs.
247 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
248 discover_nonconstant_array_refs.
250 2005-10-19 Steven Bosscher <stevenb@suse.de>
253 * c-decl.c (pop_scope): Don't warn about an unused variable
254 if it is marked with TREE_NO_WARNING.
255 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
256 somenow mismatch and olddecl is to be replaced.
258 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
261 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
262 whether registers live on the edge can be saved/restored.
264 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
266 * config/sh/sh.c (fixup_mova): Skip notes.
268 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
270 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
271 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
272 (s390_can_eliminate): Handle BASE_REGNUM elimination.
273 (s390_initial_elimination_offset): Likewise.
274 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
275 register on TARGET_ZARCH targets.
276 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
277 (INITIAL_FRAME_POINTER_OFFSET): Remove.
278 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
279 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
281 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
283 * config/s390/s390.md: Comment describing output modifiers updated.
284 * config/s390/s390.c (print_operand): Likewise.
286 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
288 * config/s390/s390.c (override_options): Added check for -mstack-size
290 * doc/invoke.texi: Mention that limit in the documenation.
292 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
295 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
297 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
299 Fix PR tree-optimization/24231
301 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
302 (compute_avail): Ditto.
304 2005-10-18 Richard Henderson <rth@redhat.com>
307 * config/i386/i386.c (legitimate_constant_p): Check
308 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
310 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
311 (legitimate_pic_address_disp_p): Reorg CONST checking to make
312 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
314 (print_operand_address): Likewise.
315 * config/i386/predicates.md (x86_64_immediate_operand): Test
316 SYMBOL_REF_TLS_MODEL properly inside CONST.
317 (x86_64_zext_immediate_operand): Likewise.
318 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
319 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
320 * config/i386/i386-protos.h: Remove predicates.md entries.
322 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
324 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
325 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
327 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
328 Ian Lance Taylor <ian@airs.com>
331 * fold-const.c (fold_widened_comparison): Do not allow range based
332 constant folding when right operand cannot be unwidened.
334 2005-10-17 Richard Henderson <rth@redhat.com>
336 * builtins.c (expand_builtin_synchronize): Build a new-style asm
337 with a memory clobber.
339 2005-10-17 James E Wilson <wilson@specifix.com>
341 PR rtl-optimization/17356
342 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
343 checking for EDGE_EH.
345 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
347 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
348 the slot on an even boundary for any type with 16-byte alignment.
350 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
353 * md.texi (Modifiers) <%>: Clarify that % doesn't work
354 after register allocation.
356 2005-10-17 DJ Delorie <dj@redhat.com>
358 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
361 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
364 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
367 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
369 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
370 to 2 if it's already non-zero.
371 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
372 is set and warn about it if flag_schedule_insns is 1.
374 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
376 * config/crx/crx.md: Compare-and-branch instructions need to
379 2005-10-17 Uros Bizjak <uros@kss-loka.si>
382 * config/i386/i386.md (*pushdi2_rex64 splitter)
383 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
384 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
385 flow2 pass only when (optimize > 0 && flag_peephole2).
387 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
390 * gcc.c (have_c): New static variable.
392 (process_command): Remove declation of have_c.
393 Set have_o to 1 when handling -o.
394 (main): Add a fatel error if there are multiple
395 files specified and -o and -c/-S is passed witout
396 -combine or multiple languages.
398 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
400 Fix PR tree-optimization/22444
401 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
402 Assert that we don't hit something with subvars.
403 (setup_pointers_and_addressables): Don't add things with subvars,
404 because we'll already process the subvars for aliasing purposes.
406 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
409 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
410 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
411 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
412 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
413 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
414 swapped, alternatives for the R constraint.
417 * builtins.c (get_builtin_sync_mode): Make unlimited
418 mode_for_size request.
420 2005-10-15 Richard Henderson <rth@redhat.com>
422 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
423 (gimplify_expr): ... here.
424 (gimplify_compound_lval): Use it in initial scan loop. Allow
425 fb_lvalue in base expression.
427 2005-10-15 Richard Henderson <rth@redhat.com>
430 * builtins.c (expand_builtin_trap): Export.
431 * expr.h (expand_builtin_trap): Declare.
432 * expr.c (expand_assignment): Emit a trap for integral offsets
433 from registers that weren't reduced to bitpos.
435 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
436 (mark_array_ref_addressable): Remove.
437 * tree-flow.h (mark_array_ref_addressable): Remove.
438 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
440 2005-10-15 James E Wilson <wilson@specifix.com>
443 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
444 (add_dependence_list_and_free): Likewise.
445 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
448 2005-10-15 Diego Novillo <dnovillo@redhat.com>
452 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
453 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
455 (vrp_visit_phi_node): Only prevent infinite iterations when
456 the previous result and the new result are both VR_RANGEs.
458 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
460 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
463 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
466 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
469 2005-10-14 Per Bothner <per@bothner.com>
471 PR preprocessor/21250
472 * c-ppoutput.c (print_line): Print internal line 0 as 1.
474 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
477 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
478 overflow flags. Refactor some conditionals.
480 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
483 * tree-dfa.c (add_referenced_var): Only look at decls which
484 have TREE_CONSTANT or TREE_READONLY set instead of if
485 !TREE_PUBLIC or !TREE_CONSTANT.
487 2005-10-13 James E Wilson <wilson@specifix.com>
489 * doc/invoke.texi: For -x, add f95-cpp-input.
490 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
492 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
494 PR tree-optimization/24262
495 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
496 in loop all the time.
498 2005-10-12 Richard Henderson <rth@redhat.com>
501 * tree.h (DECL_TRANSPARENT_UNION): Remove.
502 * function.c (assign_parm_find_data_types): Don't support it.
503 * print-tree.c (print_node): Likewise.
504 * c-common.c (handle_transparent_union_attribute): Likewise.
505 Use build_duplicate_type.
506 * tree-inline.c (remap_type_1): Split out of remap_type;
507 properly remap aggregate fields.
508 (build_duplicate_type): New.
509 * doc/extend.texi (Variable Attributes): Remove documentation
510 for transparent_union.
512 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
515 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
516 (gen_stack_pointer_dec): Likewise.
518 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
522 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
524 (struct cxx): Add adjust_class_at_definition target hook.
525 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
526 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
527 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
528 hook_void_tree. Add to TARGET_CXX.
529 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
531 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
532 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
533 instead of attribute. Check for dllexport override. Warn if
534 inconsistent dll linkage. Don't lose old dllimport if decl has
535 had address referenced. Tweak lookup of dllimport atribute.
536 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
537 for target specific rules. Don't add dllimport attribute if
538 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
540 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
541 * varasm.c (initializer_constant_valid_p): Replace
542 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
546 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
547 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
548 (i[34567]86-*-mingw32*): Likewise.
550 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
551 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
553 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
554 C++-specific code. Change return value to bool.
555 (i386_pe_dllimport_p): Likewise.
556 (associated_type): Simplify and make language-independent
557 (i386_pe_encode_section_info): Replace override of ambiguous
558 dllimport symbol refs with a gcc_assert.
559 (i386_pe_valid_dllimport_attribute_p): Define.
560 * config/i386/winnt-cxx.c: New file. Define C++ versions of
561 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
562 i386_pe_adjust_class_at_definition.
563 * config/i386/winnt-stubs.c: New file. Define stub versions of
564 lang-specific functions.
565 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
566 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
567 i386_pe_adjust_class_at_definition.
568 (i386_pe_valid_dllimport_attribute_p): Declare.
569 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
570 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
571 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
574 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
575 dllimport attribute with test of DECL_DLLIMPORT_P.
577 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
579 * combine.c (make_extraction): Correct offset computation.
581 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
583 * config/cris/t-linux (LIMITS_H_TEST): Define.
585 2005-10-12 Richard Henderson <rth@redhat.com>
588 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
590 2005-10-12 Richard Guenther <rguenther@suse.de>
592 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
594 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
597 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
598 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
601 2005-10-12 Richard Guenther <rguenther@suse.de>
604 * varasm.c (output_constant): Correct typo from previous
607 2005-10-11 Ian Lance Taylor <ian@airs.com>
609 PR rtl-optimization/13931
610 * combine.c: Revert patch of 2003-05-14, and:
611 (try_combine): Only set elim_i1 and elim_i2 if the destination is
612 completely killed in the appropriate insn.
613 (distribute_notes): Don't skip multiple hard register test for
616 2005-10-11 Richard Henderson <rth@redhat.com>
619 * c-typeck.c (convert_for_assignment): Use build_constructor_single
620 to initialize a transparent union instead of a nop_expr.
622 2005-10-11 Richard Henderson <rth@redhat.com>
624 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
625 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
626 (tree_ssa_dce_loop): Call scev_reset.
629 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
630 * tree-ssa-dce.c: Include cfgloop.h.
631 (tree_ssa_dce_loop, pass_dce_loop): New.
632 * tree-pass.h (pass_dce_loop): Declare it.
633 * passes.c (init_optimization_passes): Use it.
635 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
638 * convert.c (convert_to_real): Revert 2005-10-05 patch.
639 Only apply the optimization for rounding builtins if the inner
640 cast is also an extension.
642 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
645 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
646 mark_new_vars_to_rename instead of update_stmt.
648 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
650 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
652 2005-10-11 Jakub Jelinek <jakub@redhat.com>
654 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
655 for setting MMX register to 0 rather than mmx.
657 2005-10-10 Steve Ellcey <sje@cup.hp.com>
660 * configure.ac: Move gas check from mips specific case to common case.
661 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
662 * configure: Regenerate
663 * doc/install.texi: Update.
665 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
668 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
670 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
672 * gcc.c (do_spec_1): Accept numeric characters in file name
675 2005-10-10 Nick Clifton <nickc@redhat.com>
677 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
678 describing the deleted arm_gen_rotated_half_load function.
680 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
682 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
685 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
687 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
689 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
690 (EXTRA_MULTILIB_PARTS): Define.
691 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
692 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
693 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
694 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
695 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
696 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
698 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
700 PR tree-optimization/24226
701 * tree-cfg.c (remove_bb): Clean up unreachable loops.
702 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
703 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
706 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
708 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
710 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
713 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
714 Rewrite for no need for the early clobber.
716 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
718 Merge from csl-arm-branch:
719 2005-09-07 Paul Brook <paul@codesourcery.com>
720 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
723 2005-04-30 Paul Brook <paul@codesourcery.com>
724 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
725 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
727 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
728 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
729 (arm_override_options): Use TARGET_AAPCS_BASED.
730 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
731 (PTRDIFF_TYPE): Use int for AAPCS.
732 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
733 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
734 (DEFAULT_SHORT_ENUMS): Delete.
735 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
737 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
738 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
739 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
740 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
742 2004-12-03 Mark Mitchell <mark@codesourcery.com>
743 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
745 2004-11-22 Mark Mitchell <mark@codesourcery.com>
746 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
748 2004-11-19 Mark Mitchell <mark@codesourcery.com>
749 * config.gcc (arm*-*-linux-gnueabi): Add it.
750 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
752 (TARGET_OS_CPP_BUILTINS): Likeiwse.
753 * config/arm/linux-eabi.h: New file.
754 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
755 (LINUX_TARET_LINK_SPEC): Likewise.
757 * config/arm/t-linux-eabi: New file.
759 2005-10-08 Steven Bosscher <stevenb@suse.de>
762 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
764 (PARAM_SMS_DFA_HISTORY): Likewise.
766 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
769 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
770 (load_register_parameters): Call it.
771 (check_sibcall_argument_overlap_1): Likewise.
772 (store_one_arg): Likewise.
774 2005-10-07 James E. Wilson <wilson@specifix.com>
776 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
777 DImode not VECINT24 for operand 2.
780 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
784 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
785 fr_spill): Use destination_operand for operand 0.
787 2005-10-07 DJ Delorie <dj@redhat.com>
789 * varasm.c (output_constant): Limit error to expanding
792 2005-10-07 Richard Guenther <rguenther@suse.de>
795 * fold-const.c (fold_binary): Fix operand types during folding
796 of X op (A, Y). Evaluation order of the side-effects of
797 X and A are frontend-defined, so ensure we honour that even for
798 tcc_comparison class operands; eased by removing duplicate code.
800 2005-10-07 Steve Ellcey <sje@cup.hp.com>
802 * stor-layout.c (layout_type): Do not allow alignment of array
803 elements to be greater than their size.
805 2005-10-07 Steve Ellcey <sje@cup.hp.com>
807 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
809 (hppa*-*-linux*): Ditto.
810 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
811 * config/host-hpux.c: New.
812 * config/x-hpux: New.
813 * config/pa/x-hpux: Remove.
814 * config/pa/x-linux: Remove.
815 * config/pa/pa-host.c: Remove.
817 2005-10-07 Jeff Law <law@redhat.com>
819 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
820 determine whether or not to try and thread outgoing edges.
822 2005-10-07 David Edelsohn <edelsohn@gnu.org>
824 * config/rs6000/rs6000.md (eqsi_power): New.
825 (neg_eq0si): Add TARGET_POWER to final condition.
828 2005-10-06 Richard Henderson <rth@redhat.com>
830 * config/rs6000/rs6000.c: Revert last change.
832 2005-10-06 Richard Henderson <rth@redhat.com>
834 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
835 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
837 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
841 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
842 out return_label and naked_return_label.
844 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
846 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
849 2005-10-06 Richard Henderson <rth@redhat.com>
852 * tree-inline.c (declare_return_variable): Handle modify_dest not
855 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
857 Fix PR tree-optimization/22488
858 * tree-ssa-structalias.c (check_for_overlaps): New function.
859 (create_variable_info_for): Use it.
861 2005-10-06 Richard Henderson <rth@redhat.com>
864 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
865 (dwarf2out_start_source_file): Print it.
867 2005-10-06 Geoffrey Keating <geoffk@apple.com>
869 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
871 2005-10-06 Richard Henderson <rth@redhat.com>
874 * mode-switching.c (optimize_mode_switching): Clear transp bit
875 for block with incomming abnormal edges.
877 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
878 (fpscr_set_from_mem): Use them.
879 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
880 (fpscr postinc splitters): Rewrite as peephole2+split.
882 2005-10-06 David Edelsohn <edelsohn@gnu.org>
884 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
885 (eq<mode>_compare): Same.
887 2005-10-06 Richard Guenther <rguenther@suse.de>
889 PR tree-optimization/24238
890 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
892 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
894 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
895 here. Use AC_PATH_PROG for environment variables instead of
897 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
899 * configure: Regenerated.
901 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
904 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
905 then force it into a register.
906 (call_value): Likewise.
908 2005-10-06 Richard Henderson <rth@redhat.com>
911 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
912 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
913 under pass_vectorize.
915 2005-10-05 Devang Patel <dpatel@apple.com>
918 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
919 handling constants. Check NAMESPACE_DECL context for constants.
921 2005-10-05 Eric Christopher <echristo@apple.com>
923 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
925 2005-10-05 Richard Henderson <rth@redhat.com>
928 * tree-cfg.c (mark_array_ref_addressable_1): New.
929 (mark_array_ref_addressable): New.
930 * tree-flow.h (mark_array_ref_addressable): Declare.
931 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
933 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
937 * reload.c (subst_reloads): When adding a REG_LABEL to a
938 jump instruction, also update JUMP_LABEL.
940 2005-10-05 David Edelsohn <edelsohn@gnu.org>
942 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
943 * bb-reorder.c (copy_bb_p): Use it.
944 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
946 2005-10-05 Richard Henderson <rth@redhat.com>
949 * toplev.c (process_options): Warn about unsupported combinations
950 of unwind tables and omit-frame-pointer.
951 * config/i386/i386.c (override_options): Similarly. Enable
952 accumulate-outgoing-args if not explicitly disabled.
954 2005-10-05 Steve Ellcey <sje@cup.hp.com>
956 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
957 Handle big endian vs. small endian.
958 (vec_initv2sf): Handle big endian vs. small endian.
959 (*vec_extractv2sf_1): Ditto.
961 2005-10-05 Dale Johannesen <dalej@apple.com>
963 * convert.c (convert_to_real): Don't convert
964 (float)floor(double d) to floorf((float)d).
966 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
968 * config/arm/arm.md (insv): Use gen_int_mode in more places.
970 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
972 PR tree-optimization/18587
973 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
974 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
975 build_vuses): Change to VEC type.
976 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
977 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
978 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
979 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
980 (get_name_decl): New. Return DECL_UID of base variable.
981 (operand_build_cmp): New. qsort comparison routine.
982 (operand_build_sort_virtual): New. Sort virtual build vector.
983 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
984 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
985 (FINALIZE_BASE): Use get_name_decl.
986 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
987 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
988 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
989 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
990 direct VEC_* manipulations.
991 (build_ssa_operands): Call operand_build_sort_virtual.
992 (copy_virtual_operand, create_ssa_artficial_load_stmt,
993 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
994 with direct VEC_* manipulations.
995 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
996 with direct VEC manipulations.
998 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1000 PR tree-optimization/21419
1001 PR tree-optimization/24146
1002 PR tree-optimization/24151
1004 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1005 (build_asm_expr): Call it if outputs are read-only.
1006 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1008 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1009 Paolo Bonzini <bonzini@gnu.org>
1013 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1014 enable the instructions and not just the built-ins.
1015 * doc/invoke.texi (x86 Options): Likewise.
1017 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1019 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1021 * doc/invoke.texi (Option Summary): Correct spelling
1022 of -mmacosx-version-min.
1024 2005-10-04 Devang Patel <dpatel@apple.com>
1026 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1029 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1031 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1032 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1034 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1036 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1037 ("TE","tg"): New mode attributes.
1038 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1039 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1040 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1041 dword_mode and one for GPRmode.
1043 2005-10-04 Ian Lance Taylor <ian@airs.com>
1045 PR preprocessor/13726
1046 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1047 any comments passed in.
1049 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1051 * tree.c (annotate_with_file_line): Fix typo.
1053 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1056 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1057 type used to access data in the inlined length == 1 case, use
1058 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1059 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1061 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1063 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1064 TARGET_SSE3 and only for TARGET_80387.
1065 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1066 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1067 Do not depend on TARGET_80387.
1069 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1071 * tree.c (last_annotated_node): Change type to location_t*.
1072 (annotate_with_file_line): Reflect the change of
1073 last_annotated_node type.
1075 2005-10-04 Richard Guenther <rguenther@suse.de>
1078 * c-decl.c (grokdeclarator): Don't write to fields
1081 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1084 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1086 * varasm.c (make_decl_rtl): If a register variable does not
1087 have a set user assmbler name, error out.
1088 Decode the asmspec is now name+1 bypassing '*'.
1090 2005-10-04 Steven Bosscher <stevenb@suse.de>
1092 PR tree-optimization/23049
1093 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1094 of a COND_EXPR is folded before calling fold on the whole rhs of a
1095 conditional assignment.
1096 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1097 document that a COND_EXPR may appear there.
1099 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1102 * tree-vrp.c (extract_range_from_assert): If the new numeric
1103 range created out of the assertion contradicts the existing
1104 numeric range of the ASSERT_EXPR variable, make the new range
1107 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1109 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1110 from T_REGS to FP register class.
1112 2005-10-03 Richard Henderson <rth@redhat.com>
1115 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1116 before creating a new one.
1118 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1120 * config/rs6000/t-aix43 (LDFLAGS): New.
1121 * config/rs6000/t-aix52 (LDFLAGS): New.
1123 2005-10-03 Ian Lance Taylor <ian@airs.com>
1125 * gimplify.c (find_single_pointer_decl_1): New static function.
1126 (find_single_pointer_decl): New static function.
1127 (internal_get_tmp_var): For a formal variable, set restrict base
1128 information if appropriate.
1129 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1131 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1132 (DECL_GET_RESTRICT_BASE): Define.
1133 (SET_DECL_RESTRICT_BASE): Define.
1134 (decl_restrict_base_lookup): Declare.
1135 (decl_restrict_base_insert): Declare.
1136 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1137 * tree.c (restrict_base_for_decl): New static variable.
1138 (init_ttree): Initialize restrict_base_for_decl.
1139 (copy_node_stat): Copy restrict base information.
1140 (decl_restrict_base_lookup): New function.
1141 (decl_restrict_base_insert): New function.
1142 (print_restrict_base_statistics): New static function.
1143 (dump_tree_statistics): Call print_restrict_base_statistics.
1145 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1148 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1149 case of anti-ranges.
1151 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1154 * c-typeck.c (tagged_tu_seen): Rename to ...
1155 (tagged_tu_seen_cache): this and add val field.
1156 (comptypes): Move functional to comptypes_internal
1157 and free tagged_tu_seen.
1158 (comptypes_internal): New function and call comptypes_internal
1159 instead of comptypes. Speed up by sibcalling
1160 tagged_types_tu_compatible_p.
1161 (alloc_tagged_tu_seen): New function
1162 (free_all_tagged_tu_seen_up_to): New function.
1163 (tagged_types_tu_compatible_p): Return the val of the seen two
1165 Add that the two types are the same to tagged_tu_seen_base
1166 if they are and call comptypes_internal instead of comptypes.
1167 <case UNION_TYPE>: Speed up common type where the fields are
1169 (function_types_compatible_p): Call comptypes_internal instead of
1171 (type_lists_compatible_p): Likewise.
1172 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1174 2005-10-02 Matthias Klose <doko@debian.org>
1176 * doc/invoke.texi: Fix typo and speling error.
1178 2005-10-01 Richard Henderson <rth@redhat.com>
1180 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1182 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1184 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1185 using --start-group and --end-group.
1187 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1189 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1190 FIXME note regarding quirky semantics.
1192 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1195 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1196 non-null range as a last resort.
1198 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1199 Diego Novillo <dnovillo@redhat.com>
1202 * tree-vrp.c (extract_range_from_assert): For !=
1203 assertions, only build an anti-range if LIMIT is a
1204 single-valued range.
1206 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1208 * arm.md (movqi): On thumb when optimizing, handle loading from
1209 memory by describing this as taking a subreg of a zero-extended load
1210 into an SImode register.
1213 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1215 * reload1.c (merge_assigned_reloads): Do not change any
1216 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1218 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1220 * Makefile.in (LIPO_FOR_TARGET): Define.
1221 (STRIP_FOR_TARGET): Define.
1223 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1224 before creating new ones. Do symlinks before creating the actual
1227 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1228 to work out which multilibs are actually being built.
1230 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1232 * tree-vect-transform.c, config/ms1/ms1.md,
1233 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1234 Follow spelling conventions.
1235 * doc/invoke.texi, doc/md.texi: Fix typos.
1237 2005-09-30 Andrew Macleod <amacleod@redat.com>
1239 PR tree-optimization/21430
1240 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1241 use operands, and set stmt pointer if need be.
1242 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1243 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1246 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1249 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1251 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1253 * optabs.c (expand_binop): Initialize first_pass_p.
1255 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1258 * c-decl.c (c_write_global_declarations_1): If any
1259 wrapup_global_declaration_2 call returned true, restart the loop.
1261 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1263 Fix PR tree-optimization/24117
1264 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1265 before considering whether to use anyoffset.
1267 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1271 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1273 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1275 (swap_commutative_operands_with_target): New.
1277 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1280 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1283 2005-09-29 Steven Bosscher <stevenb@suse.de>
1285 PR tree-optimization/23911
1286 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1287 and IMAGPART_EXPR too.
1289 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1292 * expmed.c (expand_shift): Move logic to reverse rotation
1293 direction when rotating by constants ...
1294 * optabs.c (expand_binop): ... here.
1295 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1296 (ix86_rotrdi3): New pattern.
1297 (rotldi3): Handle 32-bit mode.
1298 (ix86_rotldi3): New pattern.
1300 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1303 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1304 check for numbers that need no bit twiddle.
1306 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1308 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1309 multilib to be built.
1311 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1312 (stage1-start): Delete old libgcc and libunwind before moving
1313 anything into the stage directory.
1314 (stage2-start): Likewise.
1315 (stage3-start): Likewise.
1316 (stage4-start): Likewise.
1317 (stageprofile-start): Likewise.
1318 (stagefeedback-start): Likewise.
1319 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1320 header in tm_file and CPU-specific t-darwin in tmake_file.
1321 (i[34567]86-*-darwin*): Don't change tm_file.
1322 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1323 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1324 shared library stub for target OS version.
1325 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1326 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1327 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1328 (libgcc_s.%.dylib): New.
1330 (install-darwin-libgcc-stubs): New.
1331 (INSTALL_LIBGCC): New append.
1332 * config/i386/darwin-libgcc.10.4.ver: New.
1333 * config/i386/darwin-libgcc.10.5.ver: New.
1334 * config/i386/t-darwin: New.
1335 * config/rs6000/darwin-libgcc.10.4.ver: New.
1336 * config/rs6000/darwin-libgcc.10.5.ver: New.
1337 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1338 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1340 2005-09-28 Paul Brook <paul@codesourcery.com>
1342 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1345 2005-09-28 Richard Guenther <rguenther@suse.de>
1347 PR tree-optimization/23853
1348 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1349 host_integerp to verify misalignment value.
1351 2005-09-28 Richard Henderson <rth@redhat.com>
1353 * builtins.c (get_builtin_sync_mode): New.
1354 (expand_builtin_sync_operation): Pass in mode argument.
1355 (expand_builtin_compare_and_swap): Likewise.
1356 (expand_builtin_lock_test_and_set): Likewise.
1357 (expand_builtin_lock_release): Likewise.
1358 (expand_builtin): Update to match.
1360 2005-09-28 Nick Clifton <nickc@redhat.com>
1362 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1363 formatting. Add check to PLUS case to ensure that the offset is
1364 within an acceptable range.
1366 * config/v850/v850.md (casesi): Disable the generation of the
1367 switch pattern as it is not being handled properly at the moment.
1369 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1370 for when the high words are identical.
1372 2005-09-27 Richard Henderson <rth@redhat.com>
1374 * pretty-print.c (pp_base_format): Fix typo for %>.
1376 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1377 Devang Patel <dpatel@apple.com>
1379 PR tree-optimization/23625
1380 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1381 LABEL_EXPR, assertion check.
1383 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1385 * optabs.c (no_conflict_move_test): Check if a result of a
1386 to-be-moved insn would be clobbered by an originally
1389 2005-09-27 Jeff Law <law@redhat.com>
1391 * passes.c (init_optimization_passes): Replace copy propagation
1392 passes immediately after DOM with phi-only copy propagation
1393 pases. Add phi-only copy propagation pass after first DOM pass.
1394 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1395 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1396 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1397 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1398 to init_copy_prop. Callers updated.
1399 (do_phi_only_copy_prop): New function.
1400 (pass_phi_only_copy_prop): New pass descriptor.
1402 2005-09-27 Nick Clifton <nickc@redhat.com>
1404 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1406 2005-09-26 Jason Merrill <jason@redhat.com>
1409 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1411 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1413 2005-09-26 James E Wilson <wilson@specifix.com>
1415 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1416 copyright. Add gcc copyright plus libgcc exception.
1417 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1419 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1421 2005-09-26 Jeff Law <law@redhat.com>
1423 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1424 about when to iterate.
1426 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1429 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1430 for __complex__ double in -mcpu=G5 mode.
1432 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1434 PR tree-optimization/23942
1435 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1436 * tree-scalar-evolution.c: Include params.h.
1438 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1439 follow_ssa_edge_in_condition_phi_branch,
1440 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1441 Change return type to t_bool. Use a parameter to limit the size of
1442 trees that are walked before stopping
1443 (analyze_evolution_in_loop): Initialize the limit to 0.
1444 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1445 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1447 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1450 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1451 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1453 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1455 * combine.c (make_extraction): Check for valid use of subreg.
1457 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1460 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1461 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1462 ("fist<mode>2_with_temp"): Use only register operands.
1464 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1466 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1467 CALL_INSN_FUNCTION_USAGE.
1469 2005-09-26 Richard Guenther <rguenther@suse.de>
1472 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1473 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1474 (ldst_entry): Use the hashtable instead of list-walking.
1475 (find_rtx_in_ldst): Likewise.
1476 (free_ldst_entry): Free the hashtable.
1477 (compute_ld_motion_mems): Create the hashtable.
1478 (trim_ld_motion_mems): Remove entry from hashtable if
1479 removing it from list.
1480 (compute_store_table): Likewise^2.
1481 (store_motion): Free hashtable in case we did not see
1484 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1486 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1487 and arg1 if we are passing them to fold_build2.
1489 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1492 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1495 2005-09-25 Richard Henderson <rth@redhat.com>
1497 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1498 SYMBOL_REF_TLS_MODEL to be correct.
1500 2005-09-24 Richard Henderson <rth@redhat.com>
1502 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1503 end of function. Reindent.
1505 2005-09-24 Ian Lance Taylor <ian@airs.com>
1507 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1508 NEGATE_EXPR/BIT_NOT_EXPR case.
1510 2005-09-24 Richard Henderson <rth@redhat.com>
1512 * c-common.c (handle_mode_attribute): When not modifying in place,
1513 create subtypes for enumerations.
1514 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1515 * gimplify.c (create_tmp_from_val): Likewise.
1517 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1519 * config/i386/i386.md (*tls_global_dynamic_64,
1520 *tls_local_dynamic_base_64): Add missing mode to call.
1521 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1523 2005-09-24 Jan Hubicka <jh@suse.cz>
1525 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1526 (cgraph_clone_node): Likewise.
1527 * cgraph.h (cgraph_clone_edge): Update prototype.
1528 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1529 duplicated prototypes; add updating argument.
1530 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1531 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1533 (cgraph_mark_inline_edge): Likewise.
1534 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1535 (cgraph_flatten_node): Likewise.
1536 (cgraph_decide_recursive_inlining): Likewise.
1537 (cgraph_decide_inlining_of_small_function): Likewise.
1538 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1540 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1541 Pete Steinmetz <steinmtz@us.ibm.com>
1543 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1544 (rldic.): Set type to "compare".
1546 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1547 mfjmpr for MFCTR/MFLR.
1548 (movdf_hardfloat64): Same.
1549 (movdf_softfloat64): Same. Correct order of store and move types.
1550 (movti_string): Set type to store_ux/load_ux.
1551 (load_multiple): Set type to load_ux.
1552 (store_multiple): Set type to store_ux.
1553 (movmemsi): Set type to store_ux.
1554 (output_cbranch direct_return): Set type to jmpreg.
1555 (stmw): Set type to store_ux.
1556 (lmw): Set type to load_ux.
1557 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1558 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1559 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1560 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1561 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1562 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1563 (rios1-fpstore): Increase latency to 3.
1564 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1565 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1567 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1568 Andrew Pinski <pinskia@physics.uc.edu>
1570 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1571 operand2 constraint to "b".
1572 (sync_<fetchop_name>di_internal): Same.
1573 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1575 (sync_old_<fetchop_name>di_internal): Same.
1576 (sync_new_<fetchop_name>si_internal): Same.
1577 (sync_new_<fetchop_name>di_internal): Same.
1579 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1582 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1583 case, define as macros.
1585 PR rtl-optimization/23837
1586 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1587 clobber / clobber match between dest and p->first.
1589 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1590 (no_conflict_move_test): Update comments.
1592 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1594 * doc/install.texi: Update URL for Jacks.
1595 * doc/sourcebuild.texi: Likewise.
1597 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1600 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1601 registers when choosing register preferences.
1602 (movdf_hardfloat64): Same.
1604 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1606 * expmed.c (expand_shift): Don't use the target of the rotate as
1607 target for the first expanded shift insn.
1608 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1610 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1612 PR tree-optimization/22438
1613 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1614 preserved iv rhs rewriting specially.
1616 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1618 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1619 estimate_only is true.
1620 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1621 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1622 tree-ssa-structalias.c
1623 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1624 ref_contains_indirect_ref.
1625 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1627 2005-09-21 DJ Delorie <dj@redhat.com>
1629 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1631 (mn10300_return_in_memory): Support variable size types also.
1632 (mn10300_pass_by_reference): Likewise.
1633 (mn10300_function_value): New.
1634 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1635 (FUNCTION_OUTGOING_VALUE): Likewise.
1636 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1637 * doc/invoke.texi: Document it.
1639 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1642 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1643 force integer op1 into register for XFmode compares.
1645 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1648 * expmed.c (alg_code): Add alg_impossible.
1649 (alg_hash_entry): Add cost.
1650 (synth_mult): Record alg_impossible in the hash table if
1651 multiplication by a given integer is impossble within the
1652 limit. Speed up using alg_impossible.
1654 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1656 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1657 argument. Allow and set any offset if needs_anyoffset is passed
1659 (get_constraint_for): Add argument here too.
1661 (do_structure_copy): Pass NULL to get_constraint_for.
1662 (handle_ptr_arith): Ditto.
1663 (find_func_aliases): Ditto.
1665 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1667 PR rtl-optimization/23898
1668 * output.h (get_attr_min_length): Declare.
1669 * final.c (get_attr_length_1): New function, broken out of:
1671 (get_attr_min_length): New function.
1672 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1673 (duplicate_computed_gotos): Likewise.
1674 * genattr.c (insn_min_length): Generate declaration.
1675 * genattrtab.c (min_fn, min_attr_value): New functions.
1676 (make_length_attrs): Generate insn_min_length.
1678 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1680 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1682 2005-09-20 Richard Henderson <rth@redhat.com>
1684 PR tree-optimization/24059
1685 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1688 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1690 * c.opt (fextended-identifiers): New.
1691 * c-opts.c (c_common_handle_option): Handle
1692 -fextended-identifiers.
1693 * doc/cpp.texi: Update documentation of extended identifiers.
1694 * doc/cppopts.texi (-fextended-identifiers): Document.
1696 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1698 PR tree-optimization/23929
1699 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1702 PR tree-optimization/23818
1703 * tree-stdarg.c (execute_optimize_stdarg): Call
1704 calculate_dominance_info.
1706 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1708 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1709 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1710 (compute_overlap_steps_for_affine_1_2): Use
1711 get_number_of_iters_for_loop.
1712 (analyze_subscript_affine_affine): Check whether difference is
1714 Use get_number_of_iters_for_loop.
1715 Check whether overlap occurs outside of bounds.
1716 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1718 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1720 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1721 base register if possible.
1723 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1725 PR tree-optimization/18463
1726 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1727 converting it directly is not possible.
1728 (chrec_convert_aggressive): New function.
1729 * tree-chrec.h (chrec_convert_aggressive): Declare.
1730 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1731 Fold chrec conversions aggressively if asked to.
1732 (instantiate_parameters): Modified because of changes in
1733 instantiate_parameters_1.
1735 2005-09-19 Richard Henderson <rth@redhat.com>
1737 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1738 (reduc_splus_v2df): New.
1740 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1742 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1743 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1745 2005-09-19 Richard Henderson <rth@redhat.com>
1747 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1750 2005-09-19 Richard Henderson <rth@redhat.com>
1752 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1753 (ia64_expand_dot_prod_v8qi): New.
1754 * config/ia64/ia64-protos.h: Update.
1755 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1756 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1757 sdot_prodv8qi, sdot_prodv4hi): New.
1758 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1760 2005-09-19 Richard Henderson <rth@redhat.com>
1763 * real.c (exact_real_truncate): Return false if the format cannot
1764 represent the number as a normal.
1766 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1767 for a memory source.
1769 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1771 * tree-ssa-operands.c (swap_tree_operands): Export.
1772 * tree.h (swap_tree_operands): Declare.
1773 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1774 Call swap_tree_operands.
1776 2005-09-19 Richard Henderson <rth@redhat.com>
1778 * tree-flow.h (merge_alias_info): Declare.
1779 * tree-ssa-copy.c (merge_alias_info): Export.
1780 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1781 (vect_create_data_ref_ptr): Use create_iv directly.
1782 (vectorizable_load): Use correct types for integer constants.
1783 (vect_generate_tmps_on_preheader): Likewise.
1784 (vect_gen_niters_for_prolog_loop): Likewise.
1786 2005-09-19 Steven Bosscher <stevenb@suse.de>
1788 PR rtl-optimization/23943
1789 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1791 2005-09-18 Jan Hubicka <jh@suse.cz>
1793 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1795 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1797 * varasm.c (output_constant): Do not abort on conversions to union
1798 types between different sizes.
1800 2005-09-18 Richard Guenther <rguenther@suse.de>
1803 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1806 2005-09-18 Paul Brook <paul@codesourcery.com>
1808 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1810 2005-09-17 Richard Henderson <rth@redhat.com>
1812 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1813 * tree-ssa-loop.c (pass_vect_dce): Remove.
1814 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1817 2005-09-17 Richard Henderson <rth@redhat.com>
1819 * tree-pass.h (pass_vect_dce): Declare.
1820 * passes.c (init_optimization_passes): Add it.
1821 * tree-flow.h (tree_ssa_dce): Declare.
1822 * tree-ssa-dce.c (tree_ssa_dce): Export.
1823 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1824 (gate_tree_vectorize): ... here.
1825 (pass_vect_dce): New.
1827 2005-09-17 Jan Hubicka <jh@suse.cz>
1829 * except.c (struct eh_status): Turn region_array into vec.
1830 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1831 convert_from_eh_region_ranges, find_exception_handler_labels,
1832 current_function_has_exception_handlers, assign_filter_values,
1833 build_post_landing_pads, dw2_build_landing_pads,
1834 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1835 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1836 foreach_reachable_handler, can_throw_internal_1,
1837 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1839 (duplicate_eh_region_1): Update region_array.
1840 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1842 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1845 * expmed.c (expand_mult): Substitute simple register for op0 when
1848 2005-09-17 Richard Henderson <rth@redhat.com>
1850 * expr.c (emit_move_via_integer): Add force argument, pass it on
1851 to emit_move_change_mode. Update callers.
1852 (emit_move_complex): Pass true to new force argument.
1853 * function.c (expand_function_end): Move expand_eh_return call
1854 earlier. Merge sub-word complex values into a pseudo before
1855 copying to the return hard register.
1857 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1859 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1860 between different sizes.
1862 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1866 * passes.c (init_optimization_passes): Register dump files for
1869 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1871 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1872 * config/s390/s390.c (s390_overlap_p): New function.
1873 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1874 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1877 2005-09-16 Richard Guenther <rguenther@suse.de>
1879 * ipa-pure-const.c (static_execute): Free auxiliar information.
1880 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1881 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1883 2005-09-15 DJ Delorie <dj@redhat.com>
1885 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1887 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1889 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1891 (swap_commutative_operands_with_target): New.
1893 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1895 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1898 (estimate_iters_using_array): New function.
1899 * tree-data-ref.h (estimate_iters_using_array): Prototype
1900 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1901 Use estimate_iters_using_array instead of analyze_array.
1903 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1905 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1908 2005-09-15 Michael Matz <matz@suse.de>
1910 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1912 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1914 PR tree-optimization/23835
1915 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1916 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1918 2005-09-14 Richard Henderson <rth@redhat.com>
1920 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1921 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1923 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1925 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1926 in the ARRAY_TYPE case.
1928 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1930 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1932 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1935 * tree-vect-transform.c (vectorizable_operation): Return false for
1936 scalar shift operations and for vector shift operations with
1937 non-invariant shift arguments. Use scalar tree operand op1 as
1938 a shift operand when vector shift insn pattern uses scalar shift
1940 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1942 2005-09-14 Olivier Hainque <hainque@adacore.com>
1944 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1945 value if it has side-effects.
1947 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1950 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1952 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1954 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1955 passed as NAME as if it were label at start of function code.
1957 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1959 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1962 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1964 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1965 as early clobber. Rewrite so the PIC register is not implicitly used.
1967 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1969 * tree.c (annotate_with_file_line): Compare line numbers before
1972 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1975 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1976 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1978 2005-09-13 Ian Lance Taylor <ian@airs.com>
1980 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1981 than a HOST_WIDEST_INT to gen_doloop_begin.
1983 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1985 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1987 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1989 PR tree-optimize/23817
1990 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1992 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1995 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1996 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1997 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1998 (restore_stack_nonlocal): Likewise.
1999 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2001 2005-09-12 Ian Lance Taylor <ian@airs.com>
2004 * c.opt (ffriend-injection): New C++ option.
2005 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2006 (C++ Dialect Options): Document -ffriend-injection.
2008 2005-09-12 Josh Conner <jconner@apple.com>
2011 * ipa-reference.c (static_execute): Don't mark variables in
2012 named sections TREE_READONLY.
2014 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2016 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2019 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2021 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2022 V_MUST_DEF instead of just the first_use_p.
2023 Don't mark the virtual variables for renaming on the statement which
2025 (pass_dse): Remove TODO_update_ssa.
2027 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2030 * stor-layout.c (compute_record_mode): For records with a single
2031 field, actually check the field's mode size against the type size.
2033 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2034 registers for TARGET_SHMEDIA.
2035 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2036 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2037 of GENERAL_REGS and FP_REGS.
2039 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2041 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2043 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2045 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2046 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2047 are omitted. Exclude stack_tie insn too.
2049 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2051 PR rtl-optimization/23098
2052 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2054 * config/rs6000/rs6000.md (movdf splitter): Use
2055 const_double_operand predicate for TARGET_POWERPC64.
2056 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2057 SYMBOL_REF method to ABI_V4.
2059 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2060 replace_equiv_address.
2061 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2062 rs6000_sr_alias_set and MEM_NOTRAP.
2063 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2065 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2067 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2068 handle CALL_EXPR again.
2070 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2072 * arm/predicates.md (alignable_memory_operand): Delete.
2074 2005-09-10 Richard Henderson <rth@redhat.com>
2077 * dbxout.c (dbxout_expand_expr): New.
2078 (dbxout_symbol): Use it.
2080 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2082 * arm.c (arm_gen_rotated_half_load): Delete.
2083 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2084 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2085 (thumb_set_return_address): Likewise.
2086 (thumb_load_double_from_address): Use adjust_address.
2087 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2088 (extendhsisi2_mem, movhi_bytes): Use change_address.
2089 (movhi): Use widen_memory_access.
2090 (reload_out_df): Use replace_equiv_address.
2091 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2093 2005-09-09 Richard Henderson <rth@redhat.com>
2096 * dbxout.c: Include expr.h.
2097 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2098 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2099 * Makefile.in (dbxout.o): Add EXPR_H.
2101 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2103 PR tree-optimization/23509
2104 * tree-cfg.c (replace_uses_by): Use replace_exp.
2105 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2106 pointers have name_mem_tag or type_mem_tag set.
2108 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2110 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2111 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2112 of wrongly accessing operands.
2114 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2116 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2117 * tree-chrec.c: Include tree-scalar-evolution.h.
2118 (chrec_convert): Instantiate the base and step before calling
2119 scev_probably_wraps_p that would fail on parametric evolutions.
2120 Collect all the fails into a single section failed_to_convert,
2121 print a diagnostic, and return chrec_dont_know instead of calling
2123 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2124 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2126 (scev_const_prop): Don't replace the definition of a loop closed ssa
2127 phi node by itself, or by another loop closed ssa phi node.
2128 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2129 that base and step are defined.
2131 2005-09-09 Richard Guenther <rguenther@suse.de>
2134 * fold-const.c (fold_ternary): Check truth_value_p before
2135 calling invert_truthvalue.
2137 2005-09-09 Nick Clifton <nickc@redhat.com>
2139 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2140 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2141 dimension of these arrays.
2142 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2144 * longlong.h: Only provide a prototype for the __clz_tab[] array
2145 if this header has not been included from libgcc2.h.
2146 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2148 Provide prototypes for exported functions.
2149 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2152 2005-09-08 Josh Conner <jconner@apple.com>
2156 * expr.c (expand_expr_addr_expr_1): Don't invoke
2157 expand_simple_binop for EXPAND_INITIALIZER.
2159 2005-09-08 Richard Henderson <rth@redhat.com>
2162 * toplev.c (wrapup_global_declaration_1): Split out ...
2163 (wrapup_global_declaration_2): ... from ...
2164 (wrapup_global_declarations): ... here. Return bool.
2165 (check_global_declaration_1): Split out ...
2166 (check_global_declarations): from here.
2167 (emit_debug_global_declarations): New.
2168 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2169 check_global_declaration_1, emit_debug_global_declarations): Declare.
2170 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2171 of decls. Call wrapup_global_declaration_1,
2172 wrapup_global_declaration_2, check_global_declaration_1 directly.
2173 (c_write_global_declarations_2): New.
2175 (c_write_global_declarations): Call c_write_global_declarations_2.
2176 * langhooks.c (write_global_declarations): Call
2177 emit_debug_global_declarations.
2179 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2180 remove decls that have DECL_RTL_SET_P.
2181 * passes.c (rest_of_decl_compilation): Invoke
2182 cgraph_varpool_finalize_decl for all but functions.
2184 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2186 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2187 the result of a conversion if the new min and max cannot be compared.
2189 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2191 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2192 (override_options): Setting s390_sr_alias_set removed.
2193 (save_fpr, save_gprs): Set alias set to vararg or frame.
2194 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2195 s390_sr_alias_set with get_frame_alias_set ().
2196 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2197 get_varargs_alias_set ().
2199 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2203 * c-parser.c (c_parser_objc_method_definition): If the next
2204 token is not "{", error out and don't start the function.
2206 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2208 * tree-vrp.c (extract_range_from_expr): Move the check for non
2209 nullness after the check for gimple invariant.
2211 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2213 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2215 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2218 * config/m32r.md (movmemsi_internal): Canonicalize order of
2219 operands in PLUS component of template.
2221 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2223 * reload1.c (fixup_eh_region_note): Remove assertion.
2224 (fixup_abnormal_edges): Reverted removal of call to
2225 find_many_sub_basic_blocks made on 2005-08-31.
2227 2005-09-07 Richard Henderson <rth@redhat.com>
2229 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2230 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2231 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2232 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2233 rearrange for better packing.
2234 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2235 (lookup_cfa_1): Remove inline marker.
2236 (cfa_equal_p): Split out of ...
2237 (def_cfa_1): ... here. Use INVALID_REGNUM.
2238 (build_cfa_loc): Handle !cfa->indirect.
2239 (frame_pointer_cfa_offset): New.
2240 (dbx_reg_number): Assert register elimination performed; do
2241 leaf register remapping.
2242 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2243 (eliminate_reg_to_offset): New.
2244 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2245 for verifiably local stack frame addresses; re-base to CFA.
2246 (mem_loc_descriptor): Remove can_use_fbreg argument.
2247 (concat_loc_descriptor, loc_descriptor): Likewise.
2248 (containing_function_has_frame_base): Remove.
2249 (rtl_for_decl_location): Don't do register elimination or
2250 leaf register remapping here.
2251 (secname_for_decl): Split out from ..
2252 (add_location_or_const_value_attribute): ... here.
2253 (convert_cfa_to_loc_list): New.
2254 (compute_frame_pointer_to_cfa_displacement): New.
2255 (gen_subprogram_die): Use them.
2256 * tree.h (frame_base_decl): Remove.
2257 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2258 (prologue_stack_adjust): Remove.
2259 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2260 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2261 (set_frame_base_location): Remove.
2262 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2263 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2264 (vt_add_function_parameters): Don't eliminate_regs.
2265 (vt_initialize): Don't create frame_base_decl.
2267 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2269 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2270 version of GNU binutils for 4.x and later.
2272 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2274 * ggc-page.c (ggc_push_context): Remove.
2275 (ggc_pop_context): Likewise.
2276 * ggc.h (ggc_push_context): Remove.
2277 (ggc_pop_context): Likewise.
2279 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2282 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2283 returning from an interrupt handler.
2285 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2288 * config/arc/arc.c (output_shift): Add check for loop count when
2291 2005-09-06 Steven Bosscher <stevenb@suse.de>
2293 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2295 (abs_replacement): Likewise.
2296 (pass_phiopt): Remove TODO_update_ssa.
2298 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2301 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2302 if "return with no value, in function returning non-void" warning
2304 * tree-cfg.c (execute_warn_function_return): Don't look at
2305 RETURN_EXPRs with TREE_NO_WARNING set.
2308 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2309 for internal functions doesn't use registers used by global registers
2310 variables. Use fewer register parameters if there are global register
2313 2005-09-06 Olivier Hainque <hainque@adacore.com>
2314 Eric Botcazou <ebotcazou@adacore.com>
2317 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2318 when we would be extracting outside its bit span (bitpos+bitsize
2319 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2320 Ada unchecked conversions.
2322 2005-09-06 Steven Bosscher <stevenb@suse.de>
2324 * tree-ssa-pre.c (try_look_through_load): New function.
2325 (compute_avail): Use it to try to look through loads for some
2326 more useful expressions.
2328 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2330 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2331 condition for detecting cases like (a&a) and (a^a).
2333 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2335 * common.opt: Add option ftree-vect-loop-version.
2336 * params.def: Add --param vect-max-version-checks.
2337 * doc/invoke.texi: Document ftree-vect-loop-version and
2338 --param vect-max-version-checks.
2339 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2340 may_misalign_stmts and defines for accessors.
2341 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2342 LOOP_VINFO_MAY_MISALIGN_STMTS.
2343 (destroy_loop_vec_info): VEC_free for
2344 LOOP_VINFO_MAY_MISALIGN_STMTS.
2345 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2346 Update documentation.
2347 (vect_update_misalignment_for_peel): New.
2348 (vect_enhance_data_refs_alignment): Update to choose loop
2349 peeling or loop versioning if appropriate for the (potentially)
2350 unaligned data references in the loop.
2351 (vect_analyze_data_refs_alignment): Remove call to
2352 vect_enhance_data_refs_alignment so the checks can be done
2354 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2355 and move up call to vect_analyze_data_refs_alignment.
2356 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2357 (vect_transform_loop): Add call to loop_version.
2359 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2361 PR rtl-optimization/23098
2362 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2363 * simplify-rtx.c (constant_pool_reference_p): New function.
2364 * rtl.h (constant_pool_reference_p): New prototype.
2365 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2366 constant_pool_reference_p in condition and
2367 avoid_constant_pool_reference in preparation statements.
2369 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2371 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2372 STRICT_LOW_PART SETs.
2374 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2377 * except.c (sjlj_emit_function_enter): Find the function begin
2378 note even when it's not in first basic block.
2380 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2382 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2383 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2384 * aclocal.m4: Regenerate.
2386 2005-09-05 DJ Delorie <dj@redhat.com>
2388 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2391 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2393 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2394 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2395 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2396 Follow spelling conventions.
2397 * doc/invoke.texi: Follow spelling conventions.
2399 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2401 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2402 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2403 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2405 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2408 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2409 (output_stack_adjust): Use gen_tmp_stack_mem.
2410 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2411 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2412 (sh_get_pr_initial_val): Likewise.
2413 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2414 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2415 * sh.md (divsi_inv_m0): Use gen_const_mem.
2416 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2417 (movdf_i4+1): Use gen_tmp_stack_mem.
2418 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2419 (fpu_switch+2): Likewise.
2420 (movv4sf_i, movv16sf_i): Use adjust_address.
2421 (symGOT_load): Set MEM_NOTRAP_P bit.
2423 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2426 * pa.c (emit_move_sequence): Fix typo in last change.
2428 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2430 PR rtl-optimization/23454
2431 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2434 2005-09-03 Richard Henderson <rth@redhat.com>
2435 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2438 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2441 2005-09-02 Nicolas Pitre <nico@cam.org>
2443 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2444 to bit_count to 32 bits.
2446 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2449 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2450 generating synthetic loads from volatile lvalues.
2452 005-09-02 Nick Clifton <nickc@redhat.com>
2454 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2455 __ctzhi2, __clzhi2): New functions.
2457 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2460 * tree-nested.c (struct var_map_elt): Mark with GTY.
2461 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2463 (lookup_field_for_decl): Allocate new element in GC memory.
2464 (lookup_tramp_for_decl): Likewise.
2465 (convert_nl_goto_reference): Likewise
2466 (create_nesting_tree): Allocate info in GC memory. Likewise for
2468 (free_nesting_tree): Free with ggc_free instead of free.
2469 (root): New static variable.
2470 (lower_nested_functions): Remove root as local variable. And zero out
2471 root at the end of the function.
2473 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2475 PR rtl-optimization/20365
2476 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2477 to short. New member ix.
2478 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2479 (simplify_plus_minus): Initialize ix members before calling qsort.
2481 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2483 PR tree-optimization/23626
2484 * tree-cfg.c (replace_uses_by): Clean up eh info.
2486 2005-09-01 DJ Delorie <dj@redhat.com>
2488 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2491 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2493 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2494 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2497 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2499 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2500 do not issue warning for a variable definition following
2503 2005-09-01 Richard Henderson <rth@redhat.com>
2506 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2507 conversion to CONST_VECTOR.
2509 2005-09-01 Richard Henderson <rth@redhat.com>
2512 * reload1.c (reload_as_needed): Check !CALL_P before calling
2513 fixup_eh_region_note.
2514 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2516 2005-09-01 DJ Delorie <dj@redhat.com>
2518 * varasm.c (output_constant): Let the target resolve
2519 conversions of addresses to non-default pointer sizes.
2521 2005-09-01 Nicolas Pitre <nico@cam.org>
2523 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2524 to alow matching ARM pre-indexed addressing mode.
2525 (arm_override_options): Remove now irrelevant comment.
2527 2005-09-01 Phil Edwards <phil@codesourcery.com>
2529 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2530 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2531 * config/i386/vxworks.h: Likewise.
2532 * config/i386/t-vxworksae: New file, for VxWorks AE.
2533 * config/i386/vxworksae.h: Likewise.
2535 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2537 PR tree-optimization/23410
2538 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2539 sequence is not wrapping during the first step.
2541 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2544 * dwarf2out.c (base_type_die): Compare char_type_node with
2545 TYPE_MAIN_VARIANT (type), not type.
2547 2005-09-01 Richard Guenther <rguenther@suse.de>
2549 PR tree-optimization/15366
2550 * common.opt: Add -finline-functions-called-once.
2551 Put -fearly-inlining in alphabetically ordered place.
2552 * doc/invoke.texi: Document new option.
2553 * ipa-inline.c (cgraph_decide_inlining): Honour
2554 flag_inline_functions_called_once.
2556 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2558 PR rtl-optimization/23478
2559 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2560 (alloc_qty): Initialize it.
2561 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2562 (combine_regs): Combine also n_throwing_calls_crossed fields.
2563 (find_free_reg): Don't attempt to caller-save pseudos crossing
2564 calls that might throw.
2565 * global.c (struct allocno): Add throwing_calls_crossed field.
2566 (global_alloc): Revert 2005-08-22 change. Initialize
2567 throwing_calls_crossed.
2568 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2571 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2574 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2575 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2576 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2577 (and64_2_operand): Tweak to use predicate.
2578 (and_operand): Adjust for mask_operand changes.
2579 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2580 (print_operand): Likewise.
2581 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2582 (mask64_1or2_operand): Delete.
2583 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2584 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2585 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2586 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2587 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2588 (rotldi3_internal4): Likewise.
2589 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2590 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2591 (ashldi3_internal7): Likewise.
2592 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2593 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2594 (anddi3 split): Don't match mask64_operand.
2595 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2596 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2597 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2598 't' splitter predicate.
2599 (movdi_internal64 + 2): Revert 2005-06-11 change.
2601 2005-08-31 DJ Delorie <dj@redhat.com>
2603 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2604 (m32c_asm_integer): Add support for 32 bit pointers.
2606 2005-08-31 Richard Henderson <rth@redhat.com>
2608 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2609 component-like references for setting MEM_NOTRAP_P.
2611 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2612 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2614 2005-08-31 Richard Henderson <rth@redhat.com>
2616 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2617 into a pseudo before applying gen_lowpart.
2619 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2621 * doc/install.texi (Specific): Update cctools version required
2622 for full functionality.
2623 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2624 linkers as -macosx_version_min.
2626 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2629 * sh.c (print_operand, %R and %S): Add handling of floating point
2630 registers, memory, constants and invalid operands.
2632 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2634 * ipa-pure-const.c: Change dump name.
2636 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2639 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2640 to "reg_or_0_operand".
2641 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2643 2005-08-31 Dale Johannesen <dalej@apple.com>
2645 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2646 loops that count down.
2648 2005-08-31 Richard Henderson <rth@redhat.com>
2651 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2652 (fixup_eh_region_note): New.
2653 (reload_as_needed): Call it.
2654 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2655 don't call find_many_sub_basic_blocks; call verify_flow_info.
2656 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2657 (keep_stack_depressed): Likewise.
2658 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2660 2005-08-31 Richard Henderson <rth@redhat.com>
2662 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2665 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2667 * expr.c (expand_expr_real_1): Compare size of address
2668 mode to target's address mode size in deciding expansion of
2669 the constant address.
2671 2005-08-31 Richard Guenther <rguenther@suse.de>
2674 * expr.c (all_zeros_p): New function.
2675 (expand_expr_real_1): Handle the case of an all-zero
2676 non-addressable constructor separately.
2678 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2680 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2681 arguments, adjust all callers.
2682 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2684 2005-08-30 Richard Henderson <rth@redhat.com>
2687 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2688 whenever the mode sizes match.
2690 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2692 * calls.c (load_register_parameters): Fix comment typo.
2693 * expr.c (emit_push_insn): Comment formatting.
2695 2005-08-30 Ian Lance Taylor <ian@airs.com>
2697 * config/i386/x-cygwin (host-cygwin): Change dependency from
2698 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2700 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2702 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2705 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2708 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2709 call to ggc_collect.
2711 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2714 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2715 beginning. Remove $(INCLUDES) from all the rules, if following
2716 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2718 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2721 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2722 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2723 not constant, but maxlen is, don't set len to maxlen, rather
2724 set maxlen to len if len is a constant.
2726 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2728 PR tree-optimization/23475
2729 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2732 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2734 Fix PR middle-end/22455
2736 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2737 Checksum only the parts of the tree that exist for the tree code.
2739 2005-08-28 Dale Johannesen <dalej@apple.com>
2741 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2743 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2745 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2747 2005-08-28 Richard Henderson <rth@redhat.com>
2749 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2750 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2753 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2756 * builtins.c (get_memory_rtx): Don't strip nops
2757 in between COMPONENT_REFs.
2759 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2762 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2764 (gimplify_modify_expr): Check for zero sized types and gimplify the
2765 rhs and lhs as statements.
2767 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2770 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2771 state for return address column of signal frames.
2773 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2776 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2777 bytes >= 2 not bytes == 2.
2778 (expand_block_move): Same.
2780 2005-08-27 Richard Guenther <rguenther@suse.de>
2783 * config/i386/sse.md (sse2_movsd): Add missing closing
2786 2005-08-27 Paul Brook <paul@codesourcery.com>
2788 * genrecog.c (enum decision_type): Add DT_num_insns.
2789 (struct decision_test): Add u.num_insns.
2790 (add_to_sequence): Add DT_num_insns test.
2791 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2792 (write_cond, debug_decision_2): Ditto.
2793 (change_state): Assume peep2_next_insn never fails.
2794 Remove "afterward" argument.
2795 (write afterward, write_tree): Update to match.
2796 * recog.c (peep2_current_count): New variable.
2797 (peep2_next_insn): Check it.
2798 (peephole2_optimize): Set peep2_current_count.
2799 * recog.h (peep2_current_count): Declare.
2801 2005-08-26 Josh Conner <jconner@apple.com>
2804 * ipa-pure-const.c (check_tree): Check for volatile-ness
2805 when considering a dereference.
2807 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2809 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2811 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2813 PR rtl-optimization/23561
2814 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2815 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2816 at most LEN bytes long memory fits into the field.
2817 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2818 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2819 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2821 2005-08-26 Richard Henderson <rth@redhat.com>
2824 * loop.c (biased_biv_may_wrap_p): New.
2825 (maybe_eliminate_biv_1): Use it to suppress non-equality
2826 comparison transformations. Delete disabled code.
2828 2005-08-26 Ian Lance Taylor <ian@airs.com>
2830 * combine.c (make_extraction): Avoid reference outside object.
2832 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2834 * stor-layout.c (finalize_type_size): Restore behaviour for
2835 non-aggregate types to the status quo ante of the patch for
2836 pr 23467. Document why it matters.
2838 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2841 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2842 array by one element, initialize the BT_LAST element with NULL.
2844 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2846 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2847 optimizing for size.
2849 (compare_plus_eqsi): Same.
2850 (plus_eqsi_compare): Same.
2851 (neg_eq0<mode>): Same.
2852 (neg_eq<mode>): Same.
2854 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2857 2005-08-26 Nick Clifton <nickc@redhat.com>
2859 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2860 TARGET_EP is not defined.
2861 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2862 TARGET_EP is enabled.
2863 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2864 * config/v850/v850.md (save_all_interrupt): Only use the EP
2865 register if TARGET_EP is defined.
2866 (restore_all_interrupt): Likewise.
2867 * config/v850/lib1funcs.asm: Update functions so that the EP
2868 register is only used if __EP__ is defined.
2870 2005-08-26 David Ung <davidu@mips.com>
2872 * config/mips/mips.c (mips_expand_prologue): Handle case when
2873 generating for MIPS16 and the outgoing argument area is more than
2874 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2877 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2879 * config/crx/crx.md: Make doloop_end pattern usage controllable
2880 via mloop-nesting=<max-nesting> command line switch. Make sure
2881 the combiner cannot use doloop_end_<mode> in an illegal way.
2882 * config/crx/crx.c: Use regs up to r6 for argument passing.
2883 Refine crx_address_cost (non cst4 displacements are expensive).
2884 * config/crx/crx.opt: Add switch for mloop-nesting=.
2886 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2888 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2889 (UNSPEC_MVST): New constant.
2891 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2893 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2894 Reject operands containing eliminable registers.
2895 * testsuite/gcc.dg/20050825-1.c: New testcase.
2897 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2898 Jan Hubicka <jh@suse.cz>
2900 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2902 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2904 PR tree-optimization/23546
2905 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2908 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2910 * params.def (PARAM_MIN_SPEC_PROB): New.
2911 * sched-rgn.c (MIN_PROBABILITY): Delete.
2912 (compute_trg_info): Convert to PARAM_VALUE.
2913 * doc/invoke.texi (param): Document min-spec-prob.
2915 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2917 * config/darwin.h: define __PIC__
2918 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2919 TARGET_OS_CPP_BUILTINS macro.
2921 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2923 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2926 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2928 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2930 * cfghooks.c (duplicate_block): Added position where to place
2931 new block as argument.
2932 * cfghooks.h (duplicate_block): Declaration changed.
2933 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2935 * cfglayout.h (copy_bbs): Declaration changed.
2936 * cfgloop.h (loop_version): Declaration changed.
2937 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2938 position to copy_bbs.
2939 (loop_version): Pass position to duplicate_loop_to_header_edge.
2940 Add place_after argument and position new blocks according to
2942 * modulo-sched.c (sms_schedule): Pass place_after argument
2944 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2945 * tree-cfg.c (split_edge_bb_loc): New function.
2946 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2947 to determine position of new blocks.
2948 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2950 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2951 argument to duplicate_block.
2952 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2953 Pass position to copy_bbs.
2955 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2957 * fold-const.c (ptr_difference_const): Use
2958 cst_and_fits_in_hwi instead of host_integerp.
2960 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2962 * config/darwin.c (gen_pic_offset): New.
2963 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2966 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2968 PR tree-optimization/23486
2969 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2971 2005-08-23 Phil Edwards <phil@codesourcery.com>
2973 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2974 remove use_collect2.
2975 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2977 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2978 configuration files to override the default value.
2980 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2981 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2982 * config/vx-common.h: New file, split out from...
2983 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2984 * config/vxworksae.h: New file, for VxWorks AE.
2985 * config/vxworks.opt: New file.
2986 * config/vxlib.c: Update for VxWorks 6.
2988 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2989 other MULTILIB_* variables appropriately.
2990 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2991 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2992 * config/rs6000/vxworks.h: Update for VxWorks 6.
2993 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2995 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2998 * config/darwin.c (machopic_select_section): Remove the hack to
2999 mark "::operator new" and "::operator delete" for coalescing
3000 even though they are not weak.
3002 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3004 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3005 * configure: Regenerate.
3007 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3010 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3012 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3013 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3016 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3018 * config/rs6000/predicates.md (equality_operator): New.
3019 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3020 comparison with a large constant.
3022 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3024 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3026 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3028 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3029 registers is even, and we have a hardware double precision fp,
3031 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3032 size of current argument when checking if argument was passed in
3035 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3038 * stor-layout.c (finalize_type_size): Dont override
3039 existing alignment with a smaller alignment from the mode.
3041 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3043 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3044 * lambda.h (lambda_vector_lexico_pos): ... here.
3045 * tree-data-ref.c (build_classic_dist_vector): Return false when
3046 the distance vector is lexicographically negative.
3048 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3050 PR tree-optimization/23511
3051 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3052 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3054 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3056 PR tree-optimization/22043
3057 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3058 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3059 If ALLOW_FLEXARR, handle types ending with flexible array member.
3060 Pass false as second argument to recursive count_type_elements calls.
3061 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3062 argument to count_type_elements call.
3063 * tree-sra.c (decide_block_copy): Likewise.
3064 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3065 for a constant-sized object, set cleared as well. Pass true as
3066 second argument to count_type_elements call.
3068 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3071 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3072 from legitimate_small_data_p, and make global. Update use.
3073 Remove forward declaration.
3074 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3076 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3078 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3080 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3081 of scratch intermediates.
3082 (eq<mode>_compare): Same.
3083 (neg_eq0<mode>): New.
3084 (neg_eq<mode>): Convert to define_insn_and_split.
3086 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3089 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3090 stdarg functions, set/clear the fp marker even when no variable
3092 * config/rs6000/sysv4.opt (mprototype): Describe.
3094 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3096 PR rtl-optimization/23478
3097 * regs.h (reg_info): Add throw_calls_crossed.
3098 (REG_N_THROWING_CALLS_CROSSED): Define.
3099 * flow.c (allocate_reg_life_data): Initialize
3100 REG_N_THROWING_CALLS_CROSSED.
3101 (propagate_one_insn, attempt_auto_inc): Update
3102 REG_N_THROWING_CALLS_CROSSED.
3103 * global.c (global_alloc): Don't allocate pseudos across
3104 calls that may throw.
3106 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3109 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3110 value is inbetween the range if we did not find an exact match.
3112 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3114 * doc/invoke.texi (Option Summary): Add ms1 options.
3115 * doc/extend.texi: Document interrupt handler attribute for ms1.
3116 * doc/md.texi: Document ms1 constraints.
3117 * config.gcc: Add ms1-*-elf.
3118 * config/ms1/ms1.h: New.
3119 * config/ms1/ms1.c: New.
3120 * config/ms1/ms1.md: New.
3121 * config/ms1/ms1-protos.h: New.
3122 * config/ms1/ABI.txt: New.
3123 * config/ms1/crti.asm: New.
3124 * config/ms1/crtn.asm: New.
3125 * config/ms1/lib2extra-funcs.c: New.
3126 * config/ms1/t-ms1: New.
3127 * config/ms1/ms1.opt: New.
3129 2005-08-22 Ira Rosen <irar@il.ibm.com>
3131 * config/rs6000/altivec.md (xorv4sf3): New.
3132 (negv4sf2, neg<mode>2): Likewise.
3134 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3137 * config/ia64/ia64.md (divsi3): Check divide by zero.
3138 (udivsi3): Likewise.
3140 (udivdi3): Likewise.
3142 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3144 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3145 up to elem_bitsize bits, not max_bitsize.
3147 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3149 PR tree-optimization/23433
3150 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3151 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3153 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3155 PR tree-optimization/23434
3156 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3157 the iteration bound is not an INTEGER_CST.
3159 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3161 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3162 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3163 NULL if need_epilog_adjust is false.
3164 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3165 Case 3 always peels first itration, not just for PLUS case, and no need
3166 to use scalar_initial_def here. Create an epilog adjustment only if
3167 scalar_initial_def is not NULL.
3169 (vectorizable_reduction): Remove assert.
3171 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3174 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3175 (__moddi3): Likewise.
3176 (__udivdi3): Likewise.
3177 (__umoddi3): Likewise.
3178 (__divsi3): Likewise.
3179 (__modsi3): Likewise.
3180 (__udivsi3): Likewise.
3181 (__umodsi3): Likewise.
3183 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3185 * tree-pass.h (TDF_GRAPH): Define.
3186 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3187 * passes.c (finish_optimization_passes): Only call
3188 finish_graph_dump_file if TDF_GRAPH is set.
3189 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3190 NULL. Set TDF_GRAPH bit.
3191 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3193 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3195 * arm.h (arm_stack_offsets): Add locals_base field.
3196 * arm.c (arm_get_frame_offsets): Compute it.
3197 (thumb_compute_initial_elimination offset): Make the Thumb frame
3198 pointer point to the base of the local variables.
3199 (thumb_expand_prologue): Update accordingly.
3200 (thumb_expand_epilogue): Likewise.
3202 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3203 mode of clobbered scratch to DImode. Handle a case that's known to
3206 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3208 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3209 (gt0<mode>_compare): Delete.
3210 (neg_gt0<mode>): Delete.
3212 2005-08-19 Eric Christopher <echristo@apple.com>
3214 * optabs.h: Change CTI_ to COI_.
3217 2005-08-19 James E Wilson <wilson@specifix.com>
3219 * builtins.c (expand_builtin_return_addr): Set
3220 current_function_accesses_prior_frames when count != 0. Use
3221 frame_pointer_rtx when count == 0.
3222 * function.h (struct function): Add accesses_prior_frames field.
3223 (current_function_accesses_prior_frames): Define.
3224 * reload1.c (init_elim_table): Check
3225 current_function_accesses_prior_frames.
3226 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3228 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3230 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3231 indicator. Return true if the flowgraph changed during
3234 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3237 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3238 conditional expression before testing its value.
3240 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3242 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3244 2005-08-19 Devang Patel <dpatel@apple.com>
3246 PR tree-optimization/23048
3247 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3248 third parameter. Check whether latch is dominated by exit
3250 (if_convertible_loop_p): Supply exit block itself to
3251 if_convertible_bb_p.
3253 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3256 * arm.md (arm_load_pic_register): Change argument to the mask of
3257 saved registers. Call thumb_find_work_register if we need a
3258 scratch register on Thumb.
3259 (arm_expand_prologue): Pass empty register set to
3260 arm_load_pic_register.
3261 (thumb_expand_prologue): Pass live_regs_mask directly to
3262 arm_load_pic_register.
3263 * arm-protos.h (arm_load_pic_register): Update prototype.
3265 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3267 * sh.c (find_sole_member): New function.
3268 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3269 if the record's alignment is larger than the size of its only member.
3271 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3274 * arm.c (thumb_legitimize_reload_address): New function.
3275 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3276 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3278 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3280 * config/crx/crx.c: Implement crx_decompose_address. Reject
3281 symbolic displacements since CRX register relative adressing
3282 mode can't handle unsigned 32-bit values as displacements.
3283 * config/crx/crx.h: Simplify definitions, remove redundant
3284 parenthesis and obsolete macros.
3285 * config/crx/crx.opt: Add new switch for debugging addresses.
3286 * config/crx/crx-protos.h: Add new declarations for above.
3288 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3291 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3294 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3296 * collect2.c (dup2): Delete.
3297 * configure.ac: Don't check for dup2.
3299 * config.in, configure: Regenerate.
3301 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3303 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3304 record with the type of its only member.
3306 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3308 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3309 define_insn_and_split.
3310 (plus_ltu<mode>_compare): Same.
3311 (gtu<mode>_compare): Same.
3312 (plus_gtu<mode>_compare): Same.
3314 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3316 PR tree-optimization/22228
3317 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3319 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3320 are recorded in vect_vnames_to_rename for renaming.
3321 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3322 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3323 in vect_vnames_to_rename.
3324 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3325 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3327 2005-08-18 Jan Hubicka <jh@suse.cz>
3330 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3331 info only for local statics, not for member variables.
3333 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3335 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3337 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3339 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3341 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3344 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3346 2005-08-17 James E Wilson <wilson@specifix.com>
3348 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3351 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3353 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3354 (leu<mode>_compare): Same.
3355 (plus_leu<mode>): Same.
3356 (neg_leu<mode>): Same.
3357 (and_neg_leu<mode): Same.
3358 (ltu<mode>_compare): Same.
3359 (plus_ltu<mode>): Same.
3361 (geu<mode>_compare): Same.
3362 (plus_geu<mode>): Same.
3363 (neg_geu<mode>): Same.
3364 (and_neg_geu<mode>): Same.
3365 (plus_gt<mode>): Same.
3366 (gtu<mode>_compare): Same.
3367 (plus_gtu<mode>): Same.
3369 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3371 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3372 Move call_table_data to end. Delete spurious .text.
3373 (callt_save_all_interrupt): Fix comment typo.
3375 2005-08-17 James E Wilson <wilson@specifix.com>
3376 Kevin Winchester <winchester@amirix.com>
3379 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3381 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3384 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3385 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3387 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3389 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3390 record with the type of its only member if the modes don't match.
3392 * varasm.c (decode_reg_name): Skip empty additional register names.
3394 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3396 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3397 lsm_tmp_name_length): New.
3398 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3399 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3401 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3402 Andreas Krebbel <krebbel1@de.ibm.com>
3404 * config.gcc: Added z9-109 switch.
3405 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3406 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3407 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3408 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3409 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3410 for "z9_109" cpu attribute.
3411 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3412 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3413 (s390_handle_arch_option): Added z9-109 switch.
3414 (override_options): Set respective cost function for z9-109.
3415 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3416 (legitimate_reload_constant_p): Accept extended immediates.
3417 (print_operand): Three new output modifiers added: k, m and o.
3418 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3419 (s390_output_mi_thunk): Use extended immediate when possible.
3420 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3421 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3422 (CONSTRAINT_LEN): Added length of O constraint.
3423 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3424 * config/s390/s390.md ("cpu"): New value z9_109 added.
3425 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3426 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3427 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3428 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3429 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3430 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3431 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3432 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3433 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3434 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3435 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3436 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3437 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3438 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3439 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3441 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3442 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3443 insns for TARGET_EXTIMM.
3445 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3447 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3449 2005-08-17 Nick Clifton <nickc@redhat.com>
3451 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3452 Call default_encode_section_info.
3454 2005-08-17 Steven Bosscher <stevenb@suse.de>
3456 PR tree-optimization/21574
3457 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3458 constant, return CONSTANT.
3459 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3460 (ccp_fold, visit_assignment): Likewise.
3461 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3463 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3465 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3466 fold_buildN instead of buildN then fold_initializer or fold.
3467 (build_unary_op): Likewise.
3468 (build_binary_op): Likewise.
3469 * fold-const.c (fold_initializer): Remove.
3470 (fold_build1_initializer): New function.
3471 (fold_build2_initializer): New function.
3472 (fold_build3_initializer): New function.
3473 * tree.h (fold_initializer): Remove.
3474 (fold_build1_initializer): New function.
3475 (fold_build2_initializer): New function.
3476 (fold_build3_initializer): New function.
3478 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3480 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3481 (try_move_mult_to_index): Call fold_build2 instead of build2.
3482 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3483 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3484 fold_binary_to_constant.
3485 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3487 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3488 check if A == gcd (A, B). Remove TYPE argument.
3489 (analyze_offset) Use fold_build2 instead of fold (build.
3490 (create_data_ref): Likewise.
3491 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3492 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3495 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3497 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3498 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3500 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3503 * gimplify.c (zero_sized_type): New function.
3504 (gimplify_modify_expr_rhs): If we have a zero sized type,
3505 replace the statement with an empty statement.
3507 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3509 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3512 2005-08-16 Ian Lance Taylor <ian@airs.com>
3514 * doc/tm.texi (Label Output): Correct typo.
3516 2005-08-16 Steven Bosscher <stevenb@suse.de>
3519 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3520 force_operand will work later on using have_insn_for.
3522 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3524 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3526 2005-08-16 Ian Lance Taylor <ian@airs.com>
3529 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3530 vector type, don't try to construct it element by element. Add an
3531 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3533 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3535 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3537 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3539 * doc/invoke.texi (Precompiled Headers): Document some more options
3540 which are known to be safe.
3542 2005-08-16 James E Wilson <wilson@specifix.com>
3544 PR tree-optimization/21105
3545 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3546 TREE_OVERFLOW check.
3548 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3550 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3551 (neg_ltu<mode>): Same.
3553 (neg_gtu<mode>): Same.
3555 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3557 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3558 (fold_builtin_isdigit): Use fold_buildN.
3559 (build_function_call_expr): Likewise.
3560 * c-typeck.c (c_finish_loop): Likewise.
3562 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3563 Richard Shann <rshann@superh.com>
3565 PR middle-end/20396:
3566 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3568 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3570 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3572 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3575 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3576 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3579 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3582 * fold-const.c (build_range_check): Disable optimization for function
3583 pointer expressions on targets that require function pointer
3586 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3588 * simplify-rtx.c (simplify_const_relational_operation): When
3589 extracting arguments of a COMPARE, recompute the mode as well.
3591 2005-08-15 Ian Lance Taylor <ian@airs.com>
3593 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3595 2005-08-15 DJ Delorie <dj@redhat.com>
3597 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3599 (movsi_splittable): Allow, but split, moves to the stack.
3600 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3603 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3605 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3606 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3607 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3609 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3610 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3611 Delete HOST_PTR_PRINTF.
3613 * configure, config.in: Regenerate.
3615 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3617 * config/rs6000/rs6000.md (QHSI): New mode macro.
3618 (wd): Extend mode attr for QImode and HImode
3619 (dbits): New mode attr.
3620 (zero_extend<mode>di2): Convert to mode macro.
3622 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3625 * doc/invoke.texi (-mgnu-ld): Update description.
3628 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3631 * Makefile.in (tree-chrec.o): Depends on real.h.
3632 * tree-chrec.c: Include real.h.
3633 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3634 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3635 * tree-scalar-evolution.c (add_to_evolution_1,
3636 interpret_rhs_modify_expr): Ditto.
3638 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3641 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3642 step is negative compute the estimation from init downwards to zero.
3644 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3646 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3648 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3650 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3652 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3653 Accept double-word constants that can be split.
3654 * config/s390/s390.md ("movti"): Use 'P' constraint.
3655 ("*movdi_31", "*movdf_31"): Likewise.
3657 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3659 Fix PR tree-optimization/22615
3661 * tree-ssa-structalias.c (solution_set_add): Handle
3662 first_vi_for_offset returning NULL.
3663 (do_da_constraint): Ditto.
3664 (do_sd_constraint): Ditto.
3665 (do_ds_constraint): Ditto
3666 (find_func_aliases): Ditto.
3667 (build_constraint_graph): RHS is allowed be ANYTHING.
3668 (first_vi_for_offset): Return NULL if we couldn't find anything at
3671 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3673 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3674 over memory as first operand.
3676 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3679 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3680 available for setting it.
3682 2005-08-14 Ira Rosen <irar@il.ibm.com>
3684 PR tree-optimization/23320
3685 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3686 data-refs' types instead of base object nullness. Add check for
3687 pointer type data-refs before first location comparison. Remove
3690 2005-08-14 Andreas Schwab <schwab@suse.de>
3692 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3694 2005-08-13 James E Wilson <wilson@specifix.com>
3696 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3697 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3698 -fstack-protector-all, --param ssp-buffer-size): Document.
3699 (-Wvariadic-macros): Alphabetize.
3700 (-fsched-stalled-insns-dep): Add missing 'f'.
3702 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3705 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3707 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3708 or indirect address operand.
3709 (EXTRA_ADDRESS_CONSTRAINT): New.
3710 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3712 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3714 PR tree-optimization/22236
3715 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3716 successors and predecessors.
3717 * tree-chrec.c (chrec_convert): Before converting, check that
3718 sequences don't wrap.
3719 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3720 (analyze_array): Extern.
3721 (find_data_references_in_loop): Remove call to
3722 compute_estimated_nb_iterations.
3723 * tree-data-ref.h (analyze_array): Declared.
3724 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3725 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3726 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3727 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3729 * tree-ssa-loop-ivcanon.c: Fix documentation.
3730 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3731 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3732 (infer_loop_bounds_from_undefined): New.
3733 (estimate_numbers_of_iterations_loop): Use
3734 infer_loop_bounds_from_undefined.
3735 (used_in_pointer_arithmetic_p): New.
3736 (scev_probably_wraps_p): Pass an extra parameter. Call
3737 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3738 (convert_step): Fix documentation.
3739 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3740 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3741 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3742 scev_probably_wraps_p.
3744 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3746 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3747 (s390_register_info): Ignore clobbered_regs information for fixed
3748 registers, and only fixed registers.
3749 (s390_init_frame_layout): Remove redundant call.
3751 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3753 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3754 description of -Wold-style-casts.
3756 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3757 Jakub Jelinek <jakub@redhat.com>
3759 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3760 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3761 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3762 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3763 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3764 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3765 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3766 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3767 ("stack_protect_set", "stack_protect_test"): New expanders.
3768 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3769 "stack_protect_testdi"): New insn definitions.
3771 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3773 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3775 2005-08-12 Paul Brook <paul@codesourcery.com>
3777 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3779 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3781 * config/s390/predicates.md (setmem_operand): New predicate.
3782 (shift_count_operand): Accept ANDs with special constants as
3784 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3785 with special constants.
3786 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3787 shift_count_operand with setmem_operand.
3789 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3791 * config/s390/s390.c (s390_extract_part, s390_single_part):
3793 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3794 (s390_output_mi_thunk): Don't use lg on 31 bit.
3795 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3796 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3798 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3800 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3801 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3802 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3803 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3804 with one of the new macros.
3806 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3808 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3809 Don't set save_return_addr_p.
3810 (s390_register_info): Make clobbered_regs not depending on
3813 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3815 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3816 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3818 2005-08-11 James E. Wilson <wilson@specifix.com>
3820 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3822 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3824 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3825 locations gathered by var-tracking in single entry loc_list
3826 over loc_descriptor_from_tree.
3828 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3829 pass it down to loc_descriptor.
3830 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3831 (containing_function_has_frame_base): Move earlier in the file.
3832 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3833 instead of always assuming fbreg can't be used.
3835 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3837 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3838 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3839 Accept address wrapped in AND for Altivec.
3840 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3841 Strip AND wrapping offset address for Altivec.
3843 2005-08-11 Richard Henderson <rth@redhat.com>
3846 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3847 before using TYPE_IS_SIZETYPE.
3849 2005-08-11 Richard Henderson <rth@redhat.com>
3852 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3853 insn types not present on ev4.
3854 (alphaev5_insn_pipe): Similarly.
3856 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3859 * arm.c (arm_override_options): If the user has selected callee-super-
3860 interworking, then enable normal interworking.
3862 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3864 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3867 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3869 * doc/rtl.texi: Fix two typos.
3871 2005-08-11 Richard Guenther <rguenther@suse.de>
3874 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3875 cases where we call to/from functions returning void.
3877 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3880 * tree.c (build_pointer_type_for_mode): Robustify.
3882 2005-08-10 James E Wilson <wilson@specifix.com>
3884 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3885 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3887 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3890 2005-08-10 Eric Christopher <echristo@apple.com>
3892 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3893 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3896 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3899 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3900 for the high part when generating dynamic-no-pic code.
3902 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3904 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3905 (x86_64-*-linux*): Likewise.
3907 * config/i386/crtfastmath.c: New file.
3908 * config/i386/t-crtfm: Likewise.
3910 * config/i386/linux.h (ENDFILE_SPEC): New.
3911 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3913 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3916 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3918 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3919 (vec_shl, vec_shr): Document new operations.
3920 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3922 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3924 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3925 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3926 change predicate to indexed_or_indirect_address.
3928 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3930 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3931 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3932 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3933 and __aeabi_uwrite8.
3934 * config/arm/unaligned-funcs.c: New file.
3935 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3937 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3939 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3941 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3942 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3944 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3945 * final.c (pass_shorten_branches): Add dump.
3946 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3947 (pass_life): Rename dump.
3948 (rest_of_handle_flow2): Remove initial verify_flow_info.
3949 * function.c (pass_instantiate_virtual_regs): Add dump.
3950 * integrate.c (pass_initial_value_sets): Add dump.
3951 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3952 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3953 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3954 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3955 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3956 gate_rtl_unrool_and_peel_loops): New.
3957 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3958 rtl_doloop): Do not look at flags.
3959 * mode-switching.c (pass_mode_switching): Add dump.
3960 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3961 pass_split_before_regstack): Add dump.
3962 * regmove.c (pass_stack_adjustments): Add dump.
3963 * tree-optimize.c (pass_fixup_cfg): Add dump.
3965 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3968 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3969 deciding which instruction sequence to use.
3971 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3973 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3974 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3976 2005-08-09 Richard Guenther <rguenther@suse.de>
3978 * c-common.c (builtin_function_2): Remove.
3979 (def_builtin_1): New function.
3980 (c_common_nodes_and_builtins): Use def_builtin_1 to
3981 build builtin functions.
3983 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3985 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3986 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3987 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3990 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3992 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3993 fold_binary instead of fold_build2 since we don't care about the
3995 (loop_niter_by_eval): Likewise.
3996 (compare_trees): Likewise.
3997 (proved_non_wrapping_p): Likewise.
3999 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4003 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4004 if the if is really empty.
4006 2005-08-09 Steven Bosscher <stevenb@suse.de>
4008 PR tree-optimization/23234
4009 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4010 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4011 argument of the new enum.
4012 (execute_cse_reciprocals): Add reciprocals for function arguments
4013 on the unique successor edge of the entry block. Update other calls
4014 to execute_cse_reciprocals_1.
4016 2005-08-08 Richard Henderson <rth@redhat.com>
4019 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4021 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4023 * expr.c (write_complex_part): Return after handling MEM.
4025 2005-08-08 Josh Conner <jconner@apple.com>
4027 PR rtl-optimization/23241
4028 * combine.c (simplify_comparison): Fix error in determining
4029 whether to lift a subreg from comparison.
4031 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4034 * config/rs6000/altivec.md (vec_init<mode>): New.
4035 (vec_set<mode>): New.
4036 (vec_extract<mode>): New.
4037 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4038 (rs6000_expand_vector_set): New.
4039 (rs6000_expand_vector_extract): New.
4040 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4041 for Altivec modes before reload.
4042 (altivec_expand_vec_init_builtin): New.
4043 (get_element_number): New.
4044 (altivec_expand_vec_set_builtin): New.
4045 (altivec_expand_vec_ext_builtin): New.
4046 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4048 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4050 * config/rs6000/rs6000.h (rs6000_builtins): Add
4051 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4052 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4053 * config/rs6000/rs6000-protos.h: Declare new functions.
4055 2005-08-08 Jan Hubicka <jh@suse.cz>
4057 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4058 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4059 * i386.md (movdi*): Use pic_32bit_operand.
4060 * predicates.md (pic_32bit_operand): New.
4062 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4065 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4067 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4069 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4070 (test_for_singularity): Use fold_build2.
4072 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4074 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4076 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4078 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4079 (COMMON_ASM_OP) Define.
4080 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4081 (ix86_encode_section_info): Likewise.
4082 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4083 SUBTARGET_ENCODE_SECTION_INFO.
4085 2005-08-06 Richard Henderson <rth@redhat.com>
4088 * tree-nested.c (convert_local_reference): Save and restore val_only
4089 around component_ref and friends. Clear walk_subtrees by default.
4091 2005-08-06 Peter O'Gorman <peter@pogma.com>
4094 * gcc.c (process_command): Check the argument to -b has a dash.
4095 * doc/invoke.texi: Update -b and -V docs.
4097 2005-08-06 James E Wilson <wilson@specifix.com>
4099 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4101 2005-08-06 Michael Matz <matz@suse.de>
4103 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4104 member only if only one insn is associated with the value.
4106 2005-08-06 Nick Clifton <nickc@redhat.com>
4108 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4110 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4111 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4112 Check symbol flags instead of symbol name mangling.
4113 (xstormy16_asm_output_aligned_common): Likewise. Also
4114 simplify code since the bss100_section cass is the only case
4115 where the below100 code will be triggered.
4116 (xstormy16_encode_section_info): Encode below100 attribute
4117 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4119 (xstormy16_strip_name_encoding): Delete - this function is no
4121 (TARGET_STRIP_NAME_ENCODING): Undefine.
4122 * config/stormy16/stormy16-protos.h: Delete prototype for
4123 xstormy16_strip_name_encoding.
4125 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4127 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4128 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4129 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4130 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4131 config/alpha/predicates.md, config/arc/arc.h,
4132 config/arm/arm.h, config/arm/ieee754-df.S,
4133 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4134 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4135 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4136 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4137 config/m68hc11/m68hc11.h, config/mips/mips.c,
4138 config/mips/mips.h, config/mips/openbsd.h,
4139 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4140 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4141 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4142 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4143 config/sparc/linux.h, config/sparc/linux64.h,
4144 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4145 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4146 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4147 typos. Follow spelling conventions.
4149 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4152 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4153 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4154 specially. Check for side effects only for COND_EXPR.
4155 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4156 return with TREE_NO_WARNING.
4158 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4160 PR rtl-optimization/23233
4161 * loop.c (combine_movables): Require the modes to be the same.
4162 (move_movables): Remove handling of cases where the replacement
4163 had a different mode to the original.
4165 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4167 PR tree-optimization/23128
4168 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4169 subtraction wrap, and set TREE_OVERFLOW if they do.
4171 2005-08-05 Richard Henderson <rth@redhat.com>
4174 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4175 FORCED_LABEL labels.
4177 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4180 * reload.c (find_reloads_subreg_address): Pass down TYPE
4181 unchanged. Change all callers except find_reloads_toplev.
4183 2005-08-05 Michael Matz <matz@suse.de>
4185 * genattrtab.c (current_alternative_string): Remove.
4186 (SIMPLIFY_ALTERNATIVE): Ditto.
4187 (attr_alt_bit_p): Ditto.
4188 (alternative_name): Make const char *.
4189 (evaluate_eq_attr): Remove use of above things.
4190 (simplify_test_exp): Ditto.
4191 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4192 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4194 2005-08-04 James E Wilson <wilson@specifix.com>
4196 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4197 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4198 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4199 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4200 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4202 2005-08-04 Richard Henderson <rth@redhat.com>
4205 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4206 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4207 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4208 if we'd have to instantiate too many members.
4210 2005-08-04 Richard Henderson <rth@redhat.com>
4213 * tree-outof-ssa.c (coalesce_asm_operands): New.
4214 (coalesce_ssa_name): Use it. Split out ...
4215 (coalesce_phi_operands, coalesce_result_decls): ... these.
4217 2005-08-04 Paul Brook <paul@codesourcery.com>
4219 * read-rtl.c (read_quoted_string): Break if EOF.
4221 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4223 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4224 (fold_build2): Likewise.
4225 (fold_build3): Likewise.
4226 (fold_build1_stat): New function prototype.
4227 (fold_build2_stat): Likewise.
4228 (fold_build3_stat): Likewise.
4229 * fold-const.c (fold_build1): Rename to ..
4230 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4231 through to build1_stat.
4232 (fold_build2): Rename to ..
4233 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4234 through to build2_stat.
4235 (fold_build3): Rename to ..
4236 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4237 through to build3_stat.
4239 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4240 Ian Lance Taylor <ian@airs.com>
4242 * function.c (assign_stack_local_1): Do not correct stack slot
4243 address if allocation size is smaller than mode size.
4245 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4248 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4249 (tree_merge_blocks): Propagate anything allowed by
4251 Clarify documentation.
4252 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4253 SSA form, schedule an update if necessary.
4255 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4257 * doc/install.texi (Binaries): Remove broken link to
4258 Sinix/Reliant Unix binaries.
4260 2005-08-03 Richard Henderson <rth@redhat.com>
4263 * function.c (stack_protect_epilogue): Export.
4264 * tree.h (stack_protect_epilogue): Declare.
4265 * calls.c (expand_call): Call it.
4267 2005-08-03 Eric Christopher <echristo@apple.com>
4269 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4270 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4273 2005-08-04 Jan Hubicka <jh@suse.cz>
4275 * profile.c (branch_prob): Split edges with goto locus on them
4276 to get proper line counts.
4277 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4279 2005-08-03 Paul Brook <paul@codesourcery.com>
4281 * function.c (assign_parms): Round current_function_args_size
4282 to PARM_BOUNDARY, not STACK_BOUNDARY.
4284 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4286 * config/i386/i386.c (x86_elf_aligned_common)
4287 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4289 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4291 PR tree-optimization/23157
4292 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4293 before emitting them.
4295 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4297 PR tree-optimization/19899
4298 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4299 * tree-scalar-evolution.c: Include real.h.
4300 (add_to_evolution): Build constant -1 of correct type.
4302 2005-08-03 Jan Hubicka <jh@suse.cz>
4304 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4305 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4306 profile updating for complette unrolling.
4307 * loop-unroll.c (peel_loop_completely): Use it.
4308 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4309 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4312 2005-08-03 Paul Brook <paul@codesourcery.com>
4314 * combine.c (can_change_dest_mode): New function.
4315 (try_combine, simplify_set): Use it.
4317 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4319 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4322 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4324 * doc/install.texi (Specific): Adjust link to openavr.org.
4325 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4326 (Binaries): Adjust HP-UX Porting Center link.
4327 (Binaries): Adjust Free Software Foundation ordering link.
4329 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4331 * convert.c (convert_to_integer): Use fold_build1 instead of
4332 build1 when converting an integer to an integer.
4334 2005-08-02 Richard Henderson <rth@redhat.com>
4336 * combine.c (combine_instructions): Don't use reg_equal/equiv
4337 results if the mode doesn't match.
4339 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4341 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4342 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4344 2005-08-02 Richard Henderson <rth@redhat.com>
4347 * explow.c (memory_address): Remove special-case for
4348 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4350 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4353 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4354 number of calls to cleanup_tree_cfg_1.
4356 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4358 * doc/invoke.texi: document file extensions .F90 and .F95
4360 2005-08-02 Richard Guenther <rguenther@suse.de>
4362 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4363 positive if its first argument is positive.
4365 2005-08-02 Richard Guenther <rguenther@suse.de>
4367 PR tree-optimization/23177
4368 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4371 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4373 PR tree-optimization/23129
4374 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4375 varying for divisions with anti-ranges.
4377 2005-08-02 Jan Hubicka <jh@suse.cz>
4379 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4380 * tree-ssa-threadupdate.c (thread_block): Add it here.
4382 2005-08-01 James E Wilson <wilson@specifix.com>
4384 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4385 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4386 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4388 * config/mips/predicates.md (const_call_insn_operand): Add check for
4389 SYMBOL_REF_LONG_CALL_P.
4390 * doc/extend.texi (long_call): Document the new attribute.
4392 2005-08-01 Ian Lance Taylor <ian@airs.com>
4393 Richard Henderson <rth@redhat.com>
4395 * Makefile.in (RTL_BASE_H): Add real.h.
4396 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4398 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4400 * rtl.c (rtl_check_failed_code_mode): New.
4401 * rtl.h (struct rtx_def): Add u.rv.
4402 (XCMWINT, XCNMPRV): New.
4403 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4404 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4406 2005-08-01 Richard Henderson <rth@redhat.com>
4408 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4409 with auto-inc codes.
4411 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4413 2005-08-01 Jan Hubicka <jh@suse.cz>
4415 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4416 * i386.c: Include dwarf2.h
4417 (asm_preferred_eh_data_format): New.
4418 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4420 2005-08-01 Ian Lance Taylor <ian@airs.com>
4422 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4423 randomize_va_space for virtual address randomization control.
4425 2005-08-01 Steven Bosscher <stevenb@suse.de>
4427 * common.opt (flag_ipa_cp): Put in right place to maintain
4430 2005-08-01 Jan Hubicka <jh@suse.cz>
4432 * profile.c (compute_value_histograms): Fix thinko.
4433 * value-prof.c: Include toplev.h
4434 (check_counter): New function.
4435 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4436 tree_mod_subtract_transform): Add sanity check.
4438 2005-08-01 Richard Guenther <rguenther@suse.de>
4440 PR tree-optimization/23133
4441 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4442 current functions parameter decls to find defs to cse
4445 2005-08-01 Richard Guenther <rguenther@suse.de>
4447 PR tree-optimization/23109
4448 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4449 If trapping math is in effect, use post-dominator information
4450 to check if we'd in any case reach a trapping point before
4451 doing the reciprocal insertion.
4452 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4453 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4454 expressions are invariant only if trapping math is not in effect.
4456 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4458 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4459 cgraph_function_versioning): New declarations.
4460 * cgraphunit.c: Add include to ipa-prop.h.
4461 (update_call_expr, cgraph_copy_node_for_versioning,
4462 cgraph_function_versioning): New functions.
4463 * integrate.c (copy_decl_for_inlining): Remove.
4464 * ipa-prop.h (ipa_replace_map): New struct.
4465 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4466 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4467 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4468 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4469 ipcp_iterate_stage, ipcp_method_scale_print,
4470 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4471 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4472 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4473 ipcp_update_bb_counts, ipcp_update_profiling,
4474 ipcp_update_edges_counts): New functions.
4475 (ipcp_method_cval_init): Remove restriction regarding local methods.
4476 (ipcp_init_stage): Add ipcp_method_compute_scale.
4477 (ipcp_insert_stage): Add versioning.
4478 (ipcp_structures_print): Add ipcp_method_scale_print.
4479 (ipcp_driver): Dump profiling info.
4480 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4481 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4482 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4483 (struct inline_data): Add versioning_p, ipa_info, new fields.
4484 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4485 declare_return_variable): Replace calls to copy_decl_for_inlining with
4487 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4489 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4490 Add argument VERSIONING.
4491 (copy_arguments_for_versioning, copy_static_chain,
4492 function_versionable_p, tree_versionable_function_p,
4493 tree_function_versioning, replace_ref_tree): New functions.
4494 * tree-inline.h: Include varray.h.
4495 (tree_versionable_function_p, tree_function_versioning,
4496 tree copy_decl_for_dup): New declarations.
4498 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4500 * ipa-cp.c: New file. Contains IPCP specific functionality.
4501 * ipa-prop.h: New file. Contains structures/definitions that can be
4502 used by several interprocedural data flow optimizations (and also IPCP).
4503 * ipa-prop.c: New file.
4504 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4505 * common.opt: Add ipa-cp flag.
4506 * timevar.def: Add IPCP optimization.
4507 * tree-optimize.c (init_tree_optimization_passes): Schedule
4509 * tree-pass.h (pass_ipa_cp): Declare.
4511 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4513 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4514 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4515 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4516 config/i386/i386.c, config/mips/mips.h,
4517 config/rs6000/rs6000.h, config/sh/sh.c,
4518 config/stormy16/stormy16.c: Fix comment typos.
4520 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4523 * c-typeck.c (build_binary_op): Use common_type wrapper on
4525 (common_type): Update comment.
4527 2005-07-31 Steven Bosscher <stevenb@suse.de>
4530 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4531 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4532 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4534 2005-07-31 Jan Hubicka <jh@suse.cz>
4536 * pretty-print.h (pp_widest_integer): New macro.
4537 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4540 2005-07-31 Jan Hubicka <jh@suse.cz>
4542 * output.h (enum section_category): Export from varasm.c
4543 (categorize_decl_for_section): Likewise.
4544 * varasm.c (enum section_category): Kill.
4545 (categorize_decl_for_section): Make global.
4546 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4548 * i386.c (ix86_section_threshold): New static variable.
4549 (ix86_in_large_data_p, ix86_encode_section_info,
4550 x86_64_elf_unique_section,
4551 x86_64_elf_select_section): New functions.
4552 (TARGET_ENCODE_SECTION_INFO): Define
4553 (override_options): Enable medium model for PIC.
4554 (ix86_expand_prologue): Expand gen_set_got_rex64.
4555 (legitimate_constant_p): Handle new UNSPECs.
4556 (legitimate_pic_address_disp_p): Likewise.
4557 (legitimize_pic_address): Lower MEDIUM model addressing.
4558 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4559 (enum cmodel): Add MEDIUM_PIC.
4560 (SYMBOL_REF_FAR_ADDR_P): New macro.
4561 (SYMBOL_FLAG_FAR_ADDR): New flag.
4562 * i386.md (movdi): Support medium model.
4563 (set_got_rex64): New pattern.
4564 * i386.opt (mlarge-data-threshold): New flag.
4565 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4566 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4567 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4568 TARGET_ASM_UNIQUE_SECTION): New.
4570 * invoke.texi (-mlarge_data_threshold): Document
4572 2005-07-31 Jan Hubicka <jh@suse.cz>
4574 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4575 (coalesce_vars): Likewise.
4576 * tree-ssa-live.c (coalesce_cost): New.
4577 (build_tree_conflict_graph): Use coalesce_cost.
4578 * tree-ssa-live.h (coalesce_cost): Declare.
4580 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4582 * arm.md (all peepholes for post-increment operations): Delete.
4583 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4584 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4585 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4586 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4587 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4589 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4591 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4594 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4597 * doc/invoke.texi: Document -rdynamic.
4599 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4602 * c-parser.c (c_parser_parms_list_declarator): Call
4603 mark_forward_parm_decls.
4604 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4605 decls with visibility structure.
4607 2005-07-30 Paul Brook <paul@codesourcery.com>
4609 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4611 2005-07-30 Paul Brook <paul@codesourcery.com>
4613 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4615 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4617 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4619 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4622 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4623 nested function declarators.
4624 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4625 (grokparms): Call warn_if_shadowing for parameters used within the
4627 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4628 not used within the parameter list.
4629 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4631 2005-07-30 Jan Hubicka <jh@suse.cz>
4633 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4634 * i386.c (ix86_fixup_binary_operands): Likewise.
4635 (ix86_expand_unary_operator): Likewise.
4636 (ix86_expand_fp_absneg_operator): Likewise.
4637 * optabs.c (expand_vec_cond_expr): Validate dest.
4639 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4642 * real.c (real_from_string): Also set last bit if there is a
4643 nonzero hex digit beyond GCC's internal precision after ".".
4645 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4647 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4648 define_constants. Change duplicate values to unassigned numbers.
4649 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4650 (*altivec_vspltsf): New.
4651 (altivec_vperm_v4sf): Delete.
4652 (altivec_vperm_<mode>): Use mode macro V.
4653 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4654 (altivec_predicate_v4sf): Delete.
4655 (altivec_predicate_<mode>): Use mode macro V.
4656 (*altivec_lvesfx): New.
4657 (*altivec_stvesfx): New.
4658 (vec_realign_load_v4sf): Delete.
4659 (vec_realign_load_<mode>): Use mode macro V.
4660 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4663 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4666 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4668 * configure: Regenerated.
4670 2005-07-29 Paul Brook <paul@codesourcery.com>
4672 * doc/install.texi: Add link to GFortran binaries wiki page.
4674 2005-07-29 David Ung <davidu@mips.com>
4676 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4677 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4678 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4679 * config/mips/mips.md (cpu): Add 5kf name.
4680 (includes): Includes 5k.md.
4681 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4682 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4685 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4688 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4689 (cleanup_tree_cfg): ... here.
4690 Call cleanup_tree_cfg_1 until there are no more cleanups to
4693 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4695 * tree-vrp.c (compare_range_with_value): Return true or false
4696 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4697 EQ_EXPR respectively.
4699 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4701 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4704 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4706 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4707 (tree_ssa_dominator_optimize): Increment it.
4708 (dump_dominator_optimization_stats): Print it.
4710 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4711 Steven Bosscher <stevenb@suse.de>
4713 PR rtl-optimization/23117
4714 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4715 when head == tail. Tidy comment.
4717 2005-07-28 Richard Henderson <rth@redhat.com>
4719 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4720 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4721 * jump.c (rtx_renumbered_equal_p): Likewise.
4722 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4723 CONST_INT and CONST_DOUBLE.
4724 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4725 * reload.c (operands_match_p): Special case CONST_INT and
4726 CONST_DOUBLE; check mode earlier.
4728 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4731 * c-typeck.c (convert_for_assignment): Do not check
4732 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4734 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4737 * c-typeck.c (composite_type): Prefer constant size arrays to
4740 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4743 * real.c (real_from_string): Set last bit if there is a nonzero
4744 hex digit beyond GCC's internal precision.
4746 2005-07-28 Richard Henderson <rth@redhat.com>
4749 * cfgcleanup.c (try_forward_edges): Watch out for end of
4752 2005-07-28 James E Wilson <wilson@specifixinc.com>
4755 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4757 2005-07-28 Jan Hubicka <jh@suse.cz>
4759 * Makefile.in (rtl-profile.o): Kill all traces of it.
4760 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4761 * coverage.h (rtl_coverage_counter_ref): Kill.
4762 * opts.c (flag_speculative_prefetching_set): Kill.
4763 (flag_loop_optimize_set): New.
4764 (common_handle_option): Disable loop optimizer when profiling;
4765 do not handle speculative prefetching.
4766 * passes.c (init_optimization_passes): Replace pass_profiling combo
4767 by branch_prob pass.
4768 * profile.c (compute_value_histograms): Update for simplified value
4770 (rtl_register_profile_hooks): Kill.
4771 (pass_profiling): Kill.
4772 (rest_of_handle_branch_prob): Do not profile.
4773 * toplev.c (process_options): Remove speculative prefetching.
4774 * toplev.h (flag_tree_based_profiling): Kill.
4775 * tree-profile.c (prepare_instrumented_value,
4776 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4777 tree_gen_one_value_profiler, do_tree_profiling): Update for
4778 simplified datastructures.
4779 * value-prof.c: Add comment that speculative prefetching was dropped;
4780 update rest of file for simplified datastructures.
4781 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4782 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4783 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4784 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4785 rtl_mod_subtract, gen_speculative_prefetch,
4786 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4787 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4788 (gate_handle_value_profile_transformations,
4789 rest_of_handle_value_profile_transformations,
4790 pass_value_profile_transformations): Kill.
4791 * value-prof.h (histogram_value_t): Remove IL based unions.
4792 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4793 rtl_profile_hooks): Remove hooks.
4795 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4797 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4798 (cgraph_clone_node): Likewise.
4799 * cgraph.h (cgraph_clone_edge): Update prototype.
4800 (cgraph_clone_node): Likewise.
4801 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4803 (lookup_recursive_calls): Consider profile.
4804 (cgraph_decide_recursive_inlining): Fix updating; use new
4805 probability argument; use profile.
4806 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4807 * tree-inline.c (copy_bb): Update clal of clone_edge.
4808 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4810 * invoke.texi (min-inline-recursive-probability): Document.
4812 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4814 * doc/install.texi (Configuration): Update Valgrind homepage.
4816 2005-07-28 Richard Henderson <rth@redhat.com>
4819 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4820 labels we want to delete.
4821 (cfg_layout_merge_blocks): Likewise.
4823 2005-07-28 Richard Henderson <rth@redhat.com>
4826 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4827 when expanding to nothing.
4829 2005-07-28 Josh Conner <jconner@apple.com>
4831 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4832 (cgraph_decide_inlining_of_small_functions): Likewise.
4834 2005-07-28 Josh Conner <jconner@apple.com>
4836 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4837 direction of badness if negative.
4838 (cgraph_default_inline_p): Add reason to parameters, and assign it
4840 (cgraph_decide_inlining_of_small_functions): New parameter in call
4841 to cgraph_default_inline_p.
4842 (cgraph_decide_inlining_incrementally): Likewise.
4843 * cgraphunit.c (decide_is_function_needed): Likewise.
4844 * cgraph.h (cgraph_default_inline_p): Likewise.
4846 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4848 * builtins.c: Fix comment typo(s).
4849 * genautomata.c: Likewise.
4850 * gimplify.c: Likewise.
4851 * tree-dfa.c: Likewise.
4852 * tree-flow-inline.h: Likewise.
4853 * tree-into-ssa.c: Likewise.
4854 * tree-ssa-alias.c: Likewise.
4855 * tree-ssa-ccp.c: Likewise.
4856 * tree-ssa-copy.c: Likewise.
4857 * tree-ssa-dce.c: Likewise.
4858 * tree-ssa-dom.c: Likewise.
4859 * tree-ssa-operands.c: Likewise.
4860 * tree-tailcall.c: Likewise.
4861 * tree-vectorizer.c: Likewise.
4862 * tree-vrp.c: Likewise.
4865 2005-07-28 Jeff Law <law@redhat.com>
4867 * tree-vrp.c (test_for_singularity): Extracted from ...
4868 (simplify_cond_using_ranges): Attempt to simplify a relational
4869 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4871 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4873 PR tree-optimization/22506
4874 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4875 phis whose argument is constant.
4877 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4879 PR rtl-optimization/18992
4880 Back out this patch:
4881 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4882 PR optimization/12142
4883 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4884 uses of the register in the SET_SRC. Remove unnecessary argument.
4886 Replace it with this:
4887 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4888 if flag_non_call_exceptions is set and the insn may trap, pass
4889 pc_rtx as dest for recursion.
4890 In SET_SRC part of SET case, if dest is already set, pass it down
4893 2005-07-28 Jan Hubicka <jh@suse.cz>
4895 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4896 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4897 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4899 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4900 profile when available.
4902 2005-07-28 Jan Beulich <jbeulich@novell.com>
4904 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4905 (ia64_print_operand): Describe and handle 'X'.
4906 (ia64_register_move_cost): Also handle FP_REGS.
4907 (ia64_preferred_reload_class): Likewise.
4908 (ia64_secondary_reload_class): Likewise.
4909 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4910 it. Also check for ITANIUM_CLASS_FLDP.
4911 * config/ia64/ia64.h (FP_REGNO_P): New.
4912 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4913 (reg_class): Add FP_REGS.
4914 (REG_CLASS_NAMES): Adjust for it.
4915 (REG_CLASS_CONTENTS): Likewise.
4916 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4917 (REG_CLASS_FROM_LETTER): Handle 'x'.
4918 (CLASS_MAX_NREGS): Handle FP_REGS.
4919 (MEMORY_MOVE_COST): Likewise.
4920 * config/ia64/ia64.md (itanium_class): Add fldp.
4921 (type): Handle fldp.
4922 (movti_internal): More allowable operand combinations. Use ldfp8 when
4923 splitting unnecessary. Remove predicable attribute. Adjust
4924 itanium_class attribute.
4925 (smuldi3_highpart): Remove outdated comment.
4926 (mulditi3, umulditi3, rotlti3): New expanders.
4927 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4928 (absti2): Disabled new insn for future reference.
4929 Respective new splitters.
4930 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4931 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4932 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4934 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4936 PR rtl-optimization/23047
4937 * simplify-rtx.c (simplify_const_relational_operation): Respect
4938 flag_wrapv for comparisons with ABS.
4940 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4942 PR tree-optimization/22493
4943 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4944 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4946 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4948 * config/frv/frv.opt (moptimize-membar): New.
4950 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4952 * config/frv/frv.h: Remove machine_function definition.
4954 * config/frv/frv.c (struct frv_io): New.
4955 (struct machine_function): Moved from frv.h. Add has_membar_p.
4956 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4957 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4958 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4959 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4960 (frv_reorg): Call frv_optimize_membar when appropriate.
4961 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4962 (frv_expand_builtin): Adjust calls accordingly.
4963 (frv_io_address_cookie): New function.
4964 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4965 load or store rather than a special insn. Add ccnstant address and
4966 io-type operands to the membar.
4967 (frv_ifcvt_modify_tests): Unsign regno.
4968 (frv_ifcvt_modify_tests): Same.
4970 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4971 UNSPEC_OPTIONAL_MEMBAR constant.
4972 (builtin_read_<mode>): Delete.
4973 (builtin_write_<mode>): Delete.
4974 ("optional_membar_<mode>"): Add operand.
4976 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4977 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4978 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4979 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4980 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4981 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4982 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4983 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4984 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4986 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4988 * df.c (df_uses_record): Handle SCRATCH.
4990 2005-07-28 Steven Bosscher <stevenb@suse.de>
4993 * passes.c (rest_of_decl_compilation): If decl is a type and
4994 we have encountered errors, don't emit debug information.
4996 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4998 * params.def: Fixed comment.
5000 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5003 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5004 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5005 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5007 2005-07-27 Steven Bosscher <stevenb@suse.de>
5010 * varasm.c (assemble_start_function): Don't do anything that may
5011 require a CFG if the current function is a thunk.
5013 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5015 * doc/install.texi (Prerequisites): Mention that perl is needed
5016 to do export control in libstdc++ targetting Darwin.
5018 2005-07-27 Steven Bosscher <stevenb@suse.de>
5020 PR rtl-optimization/17808
5021 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5022 (sched_insns_conditions_mutex_p): Split out from...
5023 (add_dependence): ...here. But don't call it from here.
5024 (add_dependence_list): Check sched_insns_conditions_mutex_p
5025 before calling add_dependence.
5026 (add_dependence_list_and_free): Likewise.
5027 (fixup_sched_groups): Likewise.
5028 (sched_analyze_1): Likewise.
5029 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5030 (sched_analyze): Likewise.
5031 (sched_analyze_insn): Likewise.
5032 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5033 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5034 dependencies on all COND_EXEC insns to jumps ending basic blocks
5035 when doing intrablock scheduling.
5036 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5038 2005-07-27 Jeff Law <law@redhat.com>
5040 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5041 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5042 equivalency sets, correctly handle the case were vr0 has an
5043 equivalency set, but vr1 does not.
5045 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5047 PR tree-optimization/23073
5048 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5049 vect_print_dump_info before fprintf.
5051 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5053 PR tree-optimize/22348
5054 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5055 Fold the partial computation.
5057 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5059 PR tree-optimization/22325
5060 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5062 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5064 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5065 (force_var_cost): ... this function.
5066 (compute_phi_arg_on_exit): Export.
5068 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5070 PR tree-optimization/20773
5071 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5074 2005-07-27 Richard Guenther <rguenther@suse.de>
5076 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5077 Avoid pushing again if current struct contains only
5078 fields we decomposed.
5080 2005-07-27 Jan Hubicka <jh@suse.cz>
5082 PR tree-optimization/22574
5083 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5086 * tree-tailcall.c (decrease_profile): New function.
5087 (eliminate_tail_call): Use it.
5089 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5090 visibility flags correctly in whole program mode.
5092 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5094 PR rtl-optimization/22472
5095 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5097 2005-07-26 Steven Bosscher <stevenb@suse.de>
5099 PR tree-optimization/22504
5100 * tree-complex.c (expand_complex_addition): Use 'code' instead
5101 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5103 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5105 * config.gcc (cpu_type): Add frv case.
5106 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5107 (supported_defaults): Add fr550 case.
5109 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5112 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5113 whether a pointer of type T * may point to objects of type T *.
5115 2005-07-26 DJ Delorie <dj@redhat.com>
5117 * configure: Regenerate.
5119 2005-07-26 Dale Johannesen <dalej@apple.com>
5121 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5123 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5125 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5126 Clarify use of "build" in name.
5128 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5130 * doc/extend.texi (Raw read/write Functions): New section.
5131 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5132 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5133 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5134 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5135 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5136 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5137 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5138 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5139 * config/frv/frv.c: Add bdesc_loads global.
5140 Add bdesc_stores global.
5141 (frv_init_builtins): Add support for __builtin_{read/write}*.
5142 (frv_volatile_memref): New.
5143 (frv_expand_load_builtin): New.
5144 (frv_expand_store_builtin): New.
5145 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5146 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5147 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5148 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5149 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5150 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5151 (builtin_read_<mode>): New.
5152 (builtin_write_<mode>): New.
5153 (builtin_write64): New.
5154 (optional_membar_<mode>): New.
5156 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5158 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5159 (rather than units) against HOST_BITS_PER_WIDE_INT.
5161 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5163 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5164 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5165 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5166 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5169 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5170 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5171 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5173 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5175 2005-07-26 Richard Guenther <rguenther@suse.de>
5177 PR tree-optimization/22486
5178 * fold-const.c (fold_unary): Fold away useless component
5179 references of the form (T *)&T.x, if the address
5182 2005-07-25 James E Wilson <wilson@specifixinc.com>
5184 * dwarf2out.c (add_call_src_coords_attributes): New.
5185 (gen_inlined_subroutine_die): Call it.
5186 (maybe_emit_file, init_file_table): Add comments.
5187 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5189 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5190 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5191 * tree.h (BLOCK_SOURCE_LOCATION): New.
5192 (struct tree_block): New field locus.
5194 2005-07-26 Andreas Schwab <schwab@suse.de>
5196 PR rtl-optimization/23043
5197 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5198 when allocating a struct unoccr.
5200 2005-07-25 Richard Henderson <rth@redhat.com>
5203 * tree-complex.c (gate_no_optimization): True if errors.
5204 * Makefile.in (tree-complex.o): Update dependencies.
5206 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5208 * config/frv/predicates.md (integer_register_operand): Use
5211 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5214 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5216 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5218 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5220 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5221 types when flag_unsafe_math_optimizations is true.
5223 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5225 * gcc.c (option_map): Add --sysroot.
5226 (process_command): Handle --sysroot.
5227 (display_help): Document it.
5228 * doc/cppopts.tex (-isysroot): Document.
5229 * doc/invoke.texi (--sysroot): Document.
5230 * doc/install.texi (--with-build-sysroot): Document.
5232 * Makefile.in (inhibit_libc): New variable.
5233 (INHIBIT_LIBC_CFLAGS): Likewise.
5234 (LIBGCC2_CFLAGS): Include
5235 $(INHIBIT_LIBC_CFLAGS).
5236 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5237 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5238 ($(T)crtend.o): Likewise.
5239 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5240 ($(T)crtendS.o): Likewise.
5241 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5242 ($(T)crtendT.o): Likewise.
5243 (stmp-fixinc): Do not complain about missing headers if
5245 * configure.ac (inhibit_libc): Set it to true/false.
5246 (--with-build-sysroot): New option. Use it to set
5248 * configure: Regenerated.
5250 2005-07-25 Manfred Hollstein <mh@suse.com>
5252 * calls.c (store_one_arg): Fix unsigned comparison warning.
5254 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5257 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5258 (ggc_print_statistics): Initialize variable before use.
5260 2005-07-25 Richard Guenther <rguenther@suse.de>
5262 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5263 calling with a PHI_NODE argument.
5265 * tree-flow-inline.h (overlap_subvar): Protect against
5268 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5270 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5271 * configure: Regenerate.
5273 2005-07-25 Ira Rosen <irar@il.ibm.com>
5275 * expr.c (highest_pow2_factor): Make extern.
5276 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5277 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5278 record_array_differ_p, array_ptr_differ_p): Likewise.
5279 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5280 additional cases. Call the above functions.
5281 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5282 base_object_differ_p when there are two base objects. Otherwise, compare
5283 base address and offset. Call may_alias_p.
5284 (dump_data_reference): Use a correct field name.
5285 (analyze_array): Make static. Initialize new data-ref fields.
5286 (analyze_indirect_ref): New function.
5287 (init_data_ref): Initialize new data-ref fields.
5288 (strip_conversion): Moved from tree-vect-analyze.c.
5289 (analyze_offset_expr, get_ptr_offset, address_analysis,
5290 object_analysis): Likewise.
5291 (analyze_offset): New function.
5292 (create_data_ref): Likewise.
5293 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5294 dimensions for ARRAY_REFs only.
5295 (build_classic_dist_vector): Make static.
5296 (access_functions_are_affine_or_constant_p): Call macro to get the
5297 address of access functions.
5298 (compute_all_dependences): Add new parameter
5299 compute_self_and_read_read_dependences. Compute self and read-read
5300 dependences if it is true.
5301 (find_data_references_in_loop): Call create_data_ref. Initialize new
5303 (compute_data_dependences_for_loop): Add new parameter
5304 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5305 compute nb_loops. Call compute_all_dependences,
5306 build_classic_dist_vector and build_classic_dir_vector with correct
5308 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5309 with correct parameters. Compare dimensions for ARRAY_REFs only.
5310 (free_data_refs): Call macro to free access functions.
5311 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5312 fields from stmt_vinfo.
5313 (struct base_object_info): New structure.
5314 (struct data_reference): Move fields to base_object_info. Add fields
5315 first_location and object_info for above structures. Move fields from
5316 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5317 aligned_to. Add macros to access the new fields.
5318 Update functions declarations.
5319 * tree-flow.h (is_aliased_with): Declare.
5320 * tree-loop-linear.c (linear_transform_loops): Call
5321 compute_data_dependences_for_loop with correct parameters.
5322 * tree-ssa-alias.c (is_aliased_with): New function.
5323 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5324 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5325 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5326 vect_base_addr_differ_p, compute_subscript_distance and
5327 build_classic_dist_vector. Add printings. Check absolute value of
5329 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5331 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5332 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5333 to bytes. Add printing.
5334 (vect_compute_data_refs_alignment): Go through loads and stores in one
5336 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5337 vect_analyze_data_ref_access): Likewise.
5338 (vect_analyze_pointer_ref_access): Remove.
5339 (vect_address_analysis, vect_object_analysis): Likewise.
5340 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5341 and analyze data-refs in the loop.
5342 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5343 fields of data-ref instead of stmt. Add init to the offset from the
5345 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5346 (vect_update_init_of_dr): Likewise.
5347 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5348 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5350 (new_loop_vec_info): Initialize new fields.
5351 (destroy_loop_vec_info): Free new fields.
5352 (vect_strip_conversion): Remove.
5353 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5354 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5355 datarefs. Add new field ddrs.
5356 Add macros for the new fields access.
5357 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5358 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5359 Remove their macros.
5360 * tree.h (highest_pow2_factor): Declare.
5362 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5364 * calls.c (store_one_arg): Check for sibling call MEM arguments
5365 from already clobbered incoming argument area.
5367 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5369 * c-common.c (check_missing_format_attribute): New.
5370 * c-common.h (check_missing_format_attribute): Likewise.
5371 * c-typeck.c (convert_for_assignment): Use it.
5373 2005-07-24 Andreas Schwab <schwab@suse.de>
5375 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5376 register use a word move. Correct operand of ext.w in 68000 code.
5378 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5380 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5381 variables as declarations, rather than definitions.
5383 2005-07-24 Ira Rosen <irar@il.ibm.com>
5385 PR tree-optimization/22526
5386 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5389 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5391 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5392 that C99 reserve for future use. Use it to define clog10,
5393 clog10f and clog10l.
5395 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5397 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5398 * configure.ac: Check for -Wmissing-format-attribute.
5400 * configure: Regenerate.
5402 2005-07-23 Richard Henderson <rth@redhat.com>
5404 PR tree-optimization/22623
5405 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5407 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5410 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5412 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5414 * Makefile.in (C_TREE_H): Update dependencies.
5415 * c-tree.h: Include toplev.h.
5416 * diagnostic.h (diagnostic_set_info): Add format attribute.
5417 * rtl-error.c (diagnostic_for_asm): Likewise.
5419 2005-07-23 Chao-ying Fu <fu@mips.com>
5421 * config/mips/mips-dsp.md: New file.
5422 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5423 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5425 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5426 MIPS_BUILTIN_BPOSGE32.
5427 (mips_expand_builtin_direct): Add one parameter to indicate that
5428 builtin functions need to return a value.
5429 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5431 (mips_regno_to_class): Add classes for 12 new DSP registers.
5432 (mips_subword): Change to check four HI registers.
5433 (mips_output_move): Output move to and from 6 new DSP accumulators.
5434 (override_options): Make sure -mdsp and -mips16 are not used together.
5435 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5437 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5439 (print_operand): Add 'q' for printing DSP accumulators.
5440 (mips_cannot_change_mode_class): Check ACC_REGS.
5441 (mips_secondary_reload_class): Check ACC_REGS.
5442 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5443 (mips_register_move_cost): Check ACC_REGS.
5444 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5445 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5446 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5447 (dsp_bdesc): New array.
5448 (bdesc_arrays): Add DSP builtin function table.
5449 (mips_prepare_builtin_arg): Check predicate again after
5451 (mips_expand_builtin): Add one more parameter to
5452 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5453 MIPS_BUILTIN_BPOSGE32.
5454 (mips_init_builtins): Initialize new function types.
5455 (mips_expand_builtin_direct): Check if builtin functions need to
5456 return a value and pass operands properly.
5457 (mips_expand_builtin_bposge): New function.
5458 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5459 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5460 (FIRST_PSEUDO_REGISTER): Increase to 188.
5461 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5462 Update for 12 new DSP registers.
5463 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5464 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5465 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5466 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5467 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5468 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5469 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5470 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5471 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5472 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5473 (REGISTER_NAMES): Add names for 12 new DSP registers.
5474 * config/mips/mips.md: Include mips-dsp.md.
5475 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5476 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5477 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5478 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5479 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5480 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5481 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5482 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5483 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5484 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5485 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5486 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5487 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5488 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5489 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5490 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5491 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5492 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5493 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5494 (UNSPEC_RDDSP): New constants.
5495 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5496 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5498 * config/mips/mips.opt (-mdsp): New option.
5499 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5500 (reg_imm10_operand): New predicates.
5501 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5502 * doc/invoke.texi (-mdsp): Document new option.
5504 2005-07-22 DJ Delorie <dj@redhat.com>
5506 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5508 * tree-inline.c (inlinable_function_p): Likewise.
5510 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5513 * toplev.c (check_global_declarations): Do not mark undefined
5514 variables as DECL_IGNORED_P.
5515 * varasm.c (first_global_object_name): GTY it.
5516 (weak_global_object_name): Likewise.
5517 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5518 a string to go into {weak,first}_global_object_name.
5520 2005-07-22 DJ Delorie <dj@redhat.com>
5522 * c-format.c (check_function_format): Change warning control
5523 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5525 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5527 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5528 &PTR->FLD a dereference of PTR.
5529 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5530 a potential dereference of PTR.
5532 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5534 PR rtl-optimization/20370
5535 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5536 call allocate_reg_info if necessary.
5538 PR rtl-optimization/21848
5539 * calls.c (emit_library_call_value_1): For const functions, add
5540 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5542 PR rtl-optimization/22445
5543 * cselib.c (target.h): Include.
5544 (rtx_equal_for_cselib_p): Allow commutative matches.
5545 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5546 Remove MODE parameter. Changed all callers.
5548 PR rtl-optimization/22258
5549 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5551 (try_combine): Use likely_spilled_retval_p.
5553 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5555 * config.gcc: Add crx-elf support.
5557 * doc/contrib.texi: Mention crx.
5558 * doc/extend.texi: Document crx extensions.
5559 * doc/install.texi: Document crx install.
5560 * doc/invoke.texi: Document crx options.
5561 * doc/md.texi: Document crx constraints.
5563 * config/crx/crx-protos.h: New file.
5564 * config/crx/crx.c: New file.
5565 * config/crx/crx.h: New file.
5566 * config/crx/crx.md: New file.
5567 * config/crx/crx.opt: New file.
5568 * config/crx/t-crx: New file.
5570 2005-07-22 Manfred Hollstein <mh@suse.com>
5572 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5574 (int_add_graph_edge): Likewise.
5575 (collapse_nodes): Likewise.
5576 (process_unification_queue): Likewise.
5578 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5579 Laurent GUERBY <laurent@guerby.net>
5581 PR tree-optimization/22336
5582 * function.c (record_block_change): Check for
5583 cfun->ib_boundaries_block.
5585 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5587 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5588 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5590 2005-07-21 DJ Delorie <dj@redhat.com>
5592 * toplev.c (warn_deprecated_use): Add warning control to warning
5594 * c-typeck.c (parser_build_binary_op): Likewise.
5595 (c_finish_if_stmt): Likewise.
5596 * c-common.c (check_function_sentinel): Likewise.
5597 (check_nonnull_arg): Likewise.
5599 2005-07-21 Richard Henderson <rth@redhat.com>
5602 * tree-complex.c (complex_ssa_name_components): New.
5603 (cvc_lookup): Allow entry not found.
5604 (create_components): Remove.
5605 (create_one_component_var, get_component_var): New.
5606 (get_component_ssa_name, set_component_ssa_name): New.
5607 (extract_component): Use get_component_ssa_name.
5608 (update_complex_components): Use set_component_ssa_name.
5609 (update_complex_components_on_edge): Likewise.
5610 (update_phi_components): Create new PHI nodes directly, instead
5611 of adding insns to edges.
5612 (tree_lower_complex): Allocate and free complex_variable_components
5613 and complex_ssa_name_components here.
5615 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5617 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5618 revert to returning false.
5620 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5623 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5625 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5628 * config/i386/i386.md (cmpxf): Change operand constraints
5629 to "nonmemory_operand".
5631 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5633 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5635 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5638 * fold-const.c (fold_build1): Add checksum for the operands.
5639 (fold_build2): Likewise.
5640 (fold_build3): Likewise.
5642 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5645 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5647 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5649 * common.opt (-fforward-propagate): Committed by mistake,
5652 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5654 * reg-stack.c: Fix comment typo(s).
5655 * tree-ssa-operands.c: Likewise.
5656 * tree-vectorizer: Likewise.
5658 2005-07-21 Nick Clifton <nickc@redhat.com>
5660 * config/sh/symbian.c: Replace C++ style line comments with C
5661 style line comments.
5662 (symbian_add_attribute): Do not use a ? operator on the LHS of
5664 (sh_symbian_handle_dll_attribute): Change the type of the
5665 method vector to "VEC(tree,gc)*" and use vector accessor
5666 macros to walk over the elements.
5667 (symbian_export_vtable_and_rtti_p): Likewise.
5668 (symbian_class_needs_attribute_p): Likewise.
5670 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5673 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5674 initialize targetm.resolve_overloaded_builtin here.
5675 (altivec_expand_overloaded_builtin): Make it non-static.
5676 * config/rs6000/rs6000-protos.h
5677 (altivec_expand_overloaded_builtin): New prototype.
5678 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5679 targetm.resolve_overloaded_builtin here.
5680 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5682 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5683 Zdenek Dvorak <dvorakz@suse.cz>
5685 PR tree-optimization/19210
5686 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5688 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5689 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5690 rely on unproven assumptions.
5691 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5692 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5693 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5694 to number_of_iterations_exit.
5695 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5696 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5697 * tree-ssa-loop-niter.c (find_loop_niter,
5698 estimate_numbers_of_iterations_loop): Likewise.
5699 (number_of_iterations_exit): Honor the new options.
5700 * doc/invoke.texi (Wunsafe-loop-optimizations,
5701 funsafe-loop-optimizations): Document them.
5703 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5705 PR rtl-optimization/22167
5706 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5708 2005-07-20 Adam Nemet <anemet@lnxw.com>
5710 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5711 __do_global_dtors_aux longcall.
5713 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5715 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5716 (old_special_pred_table): Don't reference
5717 SPECIAL_MODE_PREDICATES.
5718 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5719 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5720 * config/sh/predicates.h: Don't mention
5721 SPECIAL_MODE_PREDICATES.
5722 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5725 2005-07-20 DJ Delorie <dj@redhat.com>
5727 * config.gcc: Add m32c-elf support.
5729 * doc/contrib.texi: Mention m32c.
5730 * doc/extend.texi: Document m32c extensions.
5731 * doc/install.texi: Mention m32c.
5732 * doc/invoke.texi: Document m32c options.
5733 * doc/md.texi: Document m32c constraints.
5735 * config/m32c/addsub.md: New file.
5736 * config/m32c/bitops.md: New file.
5737 * config/m32c/cond.md: New file.
5738 * config/m32c/jump.md: New file.
5739 * config/m32c/m32c-lib1.S: New file.
5740 * config/m32c/m32c-lib2.c: New file.
5741 * config/m32c/m32c-modes.def: New file.
5742 * config/m32c/m32c-pragma.c: New file.
5743 * config/m32c/m32c-protos.h: New file.
5744 * config/m32c/m32c.abi: New file.
5745 * config/m32c/m32c.c: New file.
5746 * config/m32c/m32c.h: New file.
5747 * config/m32c/m32c.md: New file.
5748 * config/m32c/m32c.opt: New file.
5749 * config/m32c/minmax.md: New file.
5750 * config/m32c/mov.md: New file.
5751 * config/m32c/muldiv.md: New file.
5752 * config/m32c/predicates.md: New file.
5753 * config/m32c/prologue.md: New file.
5754 * config/m32c/shift.md: New file.
5755 * config/m32c/t-m32c: New file.
5757 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5759 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5760 (stack_protect_set, stack_protect_test): New expanders.
5761 (stack_protect_set_si, stack_protect_set_si_media,
5762 stack_protect_set_di_media, stack_protect_test_si,
5763 stack_protect_test_si_media, stack_protect_test_di_media):
5766 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5768 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5770 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5772 * tree.h (tree_expr_nonzero_p): Export.
5773 * fold-const.c (tree_expr_nonzero_p): Likewise.
5774 Return true for CALL_EXPRs that are alloca calls.
5775 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5777 * tree-flow.h (expr_computes_nonzero): Remove.
5778 * tree-vrp.c (expr_computes_nonzero): Remove.
5779 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5780 (extract_range_from_unary_expr): Likewise.
5781 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5782 tree_expr_nonzero_p.
5784 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5786 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5787 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5788 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5789 All callers changed.
5790 (frame_related_constant_load): New arg "related" which controls
5791 setting of RTX_FRAME_RELATED_P. All callers changed.
5792 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5793 (bfin_expand_prologue): Add stack limit checking.
5794 * config/bfin/bfin.md (trapifcc): New pattern.
5796 * config/bfin/bfin.c: Include "langhooks.h".
5797 (def_builtin): Go through lang_hooks to call builtin_function.
5799 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5800 * config/bfin/predicates.md (symbol_ref_operand): New.
5801 (call_insn_operand): Delete. All callers changed to use
5802 register_no_elim_operand.
5803 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5805 (function_arg): Use it to generate the call's operand 2.
5806 (bfin_longcall_p): New function.
5807 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5808 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5809 determine if the address needs to be in a REG.
5810 (bfin_handle_longcall_attribute): New function.
5811 (bfin_attribute_table): Add "longcall" and "shortcall".
5812 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5813 (CUMULATIVE_ARGS): New member call_cookie.
5814 (PREDICATE_CODES): Add symbol_ref_operand.
5815 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5816 extra USE to the pattern.
5817 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5818 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5819 sibcall_value_insn; now the new patterns handle direct calls and the
5820 old ones indirect calls.
5821 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5823 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5825 * doc/trouble.texi: Update section on handling of empty loops.
5827 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5829 * config.gcc: Remove support for sparc-*-openbsd*,
5830 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5832 * config.host: Remove support for i860-*-sysv4* as a host.
5833 * config/i860/*, config/ip2k/*, config/ns32k/*,
5834 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5835 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5836 mention obsolete ports.
5838 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5840 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5842 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5843 of frame_pointer_rtx.
5844 (sh_expand_epilogue): Likewise.
5845 (sh_set_return_address): Likewise.
5846 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5847 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5848 offsets from FRAME_POINTER_REGNUM.
5849 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5850 (sh_register_names): Add initializer for sfp.
5851 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5852 (VALID_REGISTER_P): Likewise.
5853 (FIRST_PSEUDO_REGISTER): Update.
5854 (DWARF_FRAME_REGISTERS): Define.
5855 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5856 (HARD_FRAME_POINTER_REGNUM): Define.
5857 (FRAME_POINTER_REGNUM): Redefine.
5858 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5859 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5860 from FRAME_POINTER_REGNUM.
5861 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5862 FRAME_POINTER_REGNUM.
5863 (REG_CLASS_CONTENTS): Add sfp.
5864 (REG_ALLOC_ORDER): Likewise.
5865 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5866 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5867 of frame_pointer_rtx.
5868 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5870 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5872 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5873 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5874 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5876 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5879 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5881 Make CONSTRUCTOR use VEC to store initializers.
5882 * c-common.c (complete_array_type): Update to cope with VEC in
5884 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5885 (pp_c_constructor_elts): New function.
5886 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5887 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5888 struct constructor_stack, struct initializer_stack,
5889 constructor_elements, push_init_level, pop_init_level,
5890 add_pending_init, find_init_member, output_init_element): Update to
5891 cope with VEC in CONSTRUCTOR_ELTS.
5892 * coverage.c (build_fn_info_value, build_ctr_info_value,
5893 build_gcov_info): Likewise.
5894 * expr.c (categorize_ctor_elements_1, store_constructor,
5895 expand_expr_real_1): Likewise.
5896 * fold-const.c (fold_ternary): Likewise.
5897 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5898 gimplify_init_constructor, gimplify_expr): Likewise.
5899 * tree-dump.c (dequeue_and_dump): Likewise.
5900 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5902 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5904 * tree-sra.c (generate_element_init_1): Likewise.
5905 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5906 * tree-ssa-operands.c (get_expr_operands): Likewise.
5907 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5908 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5909 (get_initial_def_for_reduction): Likewise.
5910 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5911 value handle in annotations.
5912 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5913 tree_node_structure): Add support for constr_kind.
5914 (build_vector_from_ctor, build_constructor_single,
5915 build_constructor_from_list): New functions.
5916 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5917 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5918 Update to cope with VEC in CONSTRUCTOR_ELTS.
5919 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5920 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5921 CONSTRUCTOR_APPEND_ELT): New macros.
5922 (struct constructor_elt, struct tree_constructor): New data types.
5923 (union tree_node): Add tree_constructor field.
5924 * treestruct.def: Define TS_CONSTRUCTOR.
5925 * varasm.c (const_hash_1, compare_constant, copy_constant,
5926 compute_reloc_for_constant, output_addressed_constants,
5927 initializer_constant_valid_p, output_constant,
5928 array_size_for_constructor, output_constructor): Update to cope with
5929 VEC in CONSTRUCTOR_ELTS.
5930 * vec.h (VEC_empty, VEC_copy): New macros.
5932 2005-07-19 Devang Patel <dpatel@apple.com>
5934 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5936 2005-07-19 Richard Henderson <rth@redhat.com>
5939 * gimplify.c (gimplify_expr): Use main variant type for the temp
5940 destination for a discarded volatile read.
5941 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5942 casts between non-void types that change volatility.
5944 2005-07-15 DJ Delorie <dj@redhat.com>
5946 * toplev.h: Add comment about the first parameter for warning().
5947 * errors.h: Likewise.
5949 * c.opt (Wpragmas): New.
5950 * doc/invoke.texi: Document it.
5952 * function.c (do_warn_unused_parameter): Add warning control to
5954 * c-decl.c (warn_if_shadowing): Likewise.
5955 * c-lex.c (cb_def_pragma): Likewise.
5956 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5957 (pop_alignment): Likewise.
5958 (handle_pragma_pack): Likewise.
5959 (apply_pragma_weak): Likewise.
5960 (handle_pragma_weak): Likewise.
5961 (handle_pragma_redefine_extname): Likewise.
5962 (add_to_renaming_pragma_list): Likewise.
5963 (handle_pragma_extern_prefix): Likewise.
5964 (maybe_apply_renaming_pragma): Likewise.
5965 (handle_pragma_visibility): Likewise.
5967 * config/c4x/c4x-c.c (BAD): Likewise.
5968 (c4x_parse_pragma): Likewise.
5969 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5970 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5971 (rs6000_pragma_longcall): Likewise.
5972 * config/v850/v850-c.c (pop_data_area): Likewise.
5973 (ghs_pragma_section): Likewise.
5974 (ghs_pragma_section): Likewise.
5975 (ghs_pragma_interrupt): Likewise.
5976 (ghs_pragma_starttda): Likewise.
5977 (ghs_pragma_startsda): Likewise.
5978 (ghs_pragma_startzda): Likewise.
5979 (ghs_pragma_endtda): Likewise.
5980 (ghs_pragma_endsda): Likewise.
5981 (ghs_pragma_endzda): Likewise.
5983 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5984 Kenneth Zadeck <zadeck@naturalbridge.com>
5986 * Makefile.in: Removed tree-promote-statics.c
5987 * tree-promote-statics.c: Removed.
5988 * common.opt: Removed flag-promote-statics.
5990 * passes.c: Removed tree-promote-statics pass.
5991 * tree-pass.h: Ditto.
5992 * timevar.def: Removed TV_PROMOTE_STATICS.
5995 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5997 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5999 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6001 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6004 * c-common.c (check_function_arguments): Call
6005 'check_function_format' if either -Wformat or
6006 -Wmissing-format-attribute are specified.
6007 * c-format.c (check_function_format): Check -Wformat before
6008 calling 'check_format_info'.
6009 * c-opts.c (c_common_post_options): Don't warn for
6010 -Wmissing-format-attribute without -Wformat.
6011 * c-typeck.c (convert_for_assignment): Detect additional cases for
6012 -Wmissing-format-attribute.
6013 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6016 2005-07-19 Richard Guenther <rguenther@suse.de>
6018 * config/i386/i386.md (lrint<mode>2): Use temporary
6019 instead of clobbering non-existent memory.
6021 2005-07-19 Nick Clifton <nickc@redhat.com>
6023 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6024 statement to avoid displaying ASCII control characters.
6026 2005-07-19 Ben Elliston <bje@au.ibm.com>
6028 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6029 * cfganal.c (find_edge_index): Ditto.
6030 * combine.c (combine_instructions): Ditto.
6031 * ddg.c (create_scc): Ditto.
6032 (find_successors): Ditto.
6033 (find_predecessors): Ditto.
6034 (find_nodes_on_paths): Ditto.
6035 (longest_simple_path): Ditto.
6036 * flow.c (update_life_info): Ditto.
6037 (count_or_remove_death_notes): Ditto.
6038 (clear_log_links): Ditto.
6039 * modulo-sched.c (generate_reg_moves): Ditto.
6040 (find_max_asap): Ditto.
6041 (find_max_hv_min_mob): Ditto.
6042 (find_max_dv_min_mob): Ditto.
6043 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6044 * sched-rgn.c (extract_edgelst): Ditto.
6045 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6046 (dump_update_ssa): Ditto.
6047 (ssa_names_to_replace) Ditto.
6048 (switch_virtuals_to_full_rewrite): Ditto.
6049 (update_ssa): Ditto.
6050 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6052 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6054 Fix PR tree-optimization/22483
6056 * tree-complex.c (create_components): Use
6057 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6058 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6059 * tree-flow.h (safe_referenced_var_iterator): New structure.
6060 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6061 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6062 safe_referenced_var iterator.
6063 (add_type_alias): Ditto.
6065 2005-07-19 Steven Bosscher <stevenb@suse.de>
6067 * loop-init.c (rest_of_handle_loop2): Remove.
6068 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6069 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6070 (pass_rtl_loop_init, pass_rtl_loop_done,
6071 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6072 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6073 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6074 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6075 pass_tree_loop_done, and pass_tree_unswitch.
6076 (gate_loop): Rename to gate_tree_loop.
6077 * passes.c (init_optimization_passes): Update for renamed tree
6078 loop passes. Add the new loop2 passes as subpasses of loop2.
6079 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6080 Update for the renamed tree loop passes.
6082 2005-07-18 Ian Lance Taylor <ian@airs.com>
6085 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6086 blocks when optimizing.
6088 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6090 * common.opt (frename-registers): Initialize to 2.
6092 (fgcse-after-reload): Ditto.
6093 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6094 (process_options): Only change flag_web, flag_rename_registers,
6095 and flag_rerun_cse_after_loop if not explicitly set by user.
6097 2005-07-18 Jan Beulich <jbeulich@novell.com>
6099 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6100 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6101 in 64-bit mode the same as DImode in 32-bit mode.
6102 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6103 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6104 mode. Add new mode parameter.
6105 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6106 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6107 x86_64_shift_adj): New expanders.
6108 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6109 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6111 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6112 DImode shift splitters.
6113 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6114 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6117 2005-07-18 Jan Beulich <jbeulich@novell.com>
6119 * i386.md (movdi_extzv_1): New.
6120 (zero_extendhidi2): Combine alternatives and never force use of
6122 (zero_extendqidi2): Likewise. Don't restrict input selection.
6124 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6126 Fix PR tree-optimization/22531
6127 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6130 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6132 * tree-promote-statics.c (pass_promote_statics): Change dump file
6135 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6137 * tree-optimize.c (init_tree_optimization_passes): Add
6138 pass_eliminate_useless_stores pass.
6139 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6140 * tree-ssa-pre.c (is_copy_stmt): New function.
6141 (follow_copies_till_vuse): Ditto.
6142 (do_eustores): Ditto.
6143 (gate_eustores): Ditto.
6145 2005-07-16 Richard Henderson <rth@redhat.com>
6147 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6149 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6150 Kenneth Zadeck <zadeck@naturalbridge.com>
6152 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6153 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6154 ipa-type-escape.h, tree-promote-statics.c
6155 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6156 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6157 tree-promote-statics.c: new files.
6158 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6159 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6160 int nonlocal_set_p, mark_constant_function): Deleted.
6161 (rest_of_handle_cfg): Removed call to mark_constant_function.
6162 (nonoverlapping_component_refs_p): Added calls to support
6163 type based aliasing.
6164 * tree-ssa-alias.c (may_alias_p,
6165 compute_flow_insensitive_aliasing): Ditto.
6166 * calls.c (flags_from_decl_or_type): Removed reference to
6168 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6169 too many arguments. This is necessary for Spec 2000.
6170 * cgraph.h (const_function, pure_function): Removed.
6171 * common.opt: Added "fipa-pure-const", "fipa-reference",
6172 "fipa-type-escape", and "ftree-promote-static".
6174 * passes.c: Added ipa and tree-promote-statics passes.
6175 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6176 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6177 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6178 * tree-flow.h: Added exposed sra calls and addition of
6179 reference_vars_info field for FUNCTION_DECLS.
6180 * tree-pass.h: Added passes.
6181 * tree-sra.c: (sra_init_cache): New function.
6182 (sra_insert_before, sra_insert_after) Made public.
6183 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6185 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6186 aliasing. (may_alias_p): Added code to use type escape analysis to
6188 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6189 code to prune clobbers of static variables based on information
6190 produced in ipa-reference pass. Changed call clobbering so that
6191 statics are not marked as clobbered if the call does not clobber
6194 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6196 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6199 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6201 * doc/install.texi (*-*-solaris2*): Document recommended version
6202 of GNU binutils and mention GNU linker problem on Solaris 10.
6204 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6207 * c-decl.c (c_build_bitfield_integer_type): New function.
6208 (finish_struct): Call it.
6209 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6211 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6213 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6216 2005-07-16 Jan Hubicka <jh@suse.cz>
6218 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6219 (scale_bbs_frequencies_int): Watch roundoff errors.
6220 * predict.c (return_prediction): Initialize return_stmt.
6222 2005-07-16 Jan Hubicka <jh@suse.cz>
6224 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6225 after RTL profiling.
6227 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6230 * fold-const.c (build_range_check): Convert high/low to etype
6231 if we are only comparing against exp.
6233 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6235 Fix PR tree-optimization/22376
6236 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6238 (need_to_solve): New function.
6239 (compute_points_to_sets): Use it.
6241 2005-07-15 Jan Hubicka <jh@suse.cz>
6243 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6244 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6246 2005-07-15 Richard Guenther <rguenther@suse.de>
6248 * c-common.c (handle_flatten_attribute): New function.
6249 Add flatten function attribute.
6250 * doc/extend.texi: Document flatten function attribute.
6251 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6252 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6254 (cgraph_decide_inlining): Handle functions with flatten
6257 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6259 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6260 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6261 UNSPEC_XCHG, UNSPEC_AND): New.
6262 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6263 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6264 * config/rs6000/sync.md (FETCHOP): New code macro.
6265 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6267 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6268 (sync_compare_and_swap<mode>): Same.
6269 (sync_lock_test_and_set<mode>): Same.
6270 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6271 for QImode and HImode, and not PPC405.
6272 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6273 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6274 (sync_<fetchop>{si,di}_internal): New.
6275 (sync_nand{si,di}_internal): New.
6276 (sync_old_<fetchop>{si,di}_internal): New.
6277 (sync_old_nand{si,di}_internal): New
6278 (sync_new_<fetchop>{si,di}_internal): New.
6279 (sync_new_nand{si,di}_internal): New.
6280 (atomic_and{si,di}): New.
6281 (sync_new_nand{si,di}_internal): New.
6282 (atomic_and{si,di}): New.
6283 (sync_add<mode>_internal): Delete.
6284 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6285 (sync_sub<mode>_internal): Delte.
6286 (sync_subshort_internal): New.
6287 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6288 (sync_anddi_internal): Delete.
6289 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6290 (sync_booldi_internal): Delete.
6291 (sync_boolc<mode>_internal): Delete.
6292 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6293 (sync_boolc<mode>_internal2): Delete.
6294 (sync_boolcc<mode>_internal): Delete.
6295 (isync, lwsync): Use unspec instead of unspec_volatile.
6296 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6297 Revert UNSPEC_VOLATILE.
6298 (rs6000_split_atomic_op): New.
6299 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6301 2005-07-14 Eric Christopher <echristo@redhat.com>
6303 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6304 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6306 2005-07-14 Eric Christopher <echristo@redhat.com>
6308 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6310 2005-07-14 Steven Bosscher <stevenb@suse.de>
6312 PR tree-optimization/22230
6313 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6314 the computation of the four cross productions for "range op range".
6316 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6317 Ulrich Weigand <uweigand@de.ibm.com>
6320 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6323 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6325 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6327 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6329 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6331 2005-07-14 Richard Guenther <rguenther@suse.de>
6334 * config/i386/i386-protos.h (ix86_function_value): Change
6335 prototype to match new target hook.
6336 * config/i386/i386.c (ix86_value_regno): Change prototype
6337 to take extra type argument.
6338 (TARGET_FUNCTION_VALUE): Define.
6339 (ix86_function_ok_for_sibcall): Pass extra argument to
6340 ix86_value_regno, check return slot rtx for exact match.
6341 (ix86_function_value): Take extra parameter. Dispatch to
6342 ix86_value_regno with fndecl/fntype as provided.
6343 (ix86_value_regno): Handle extra type argument.
6344 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6346 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6347 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6348 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6349 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6350 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6352 2005-07-14 Richard Guenther <rguenther@suse.de>
6354 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6355 * calls.c (expand_call): Pass fntype to hard_function_value.
6356 (emit_library_call_value_1): Likewise.
6357 * explow.c: Include target.h.
6358 (hard_function_value): Take extra argument, the fntype.
6359 Use new target hook for function_value.
6360 * expr.h (hard_function_value): Change prototype.
6361 * function.c (aggregate_value_p): Pass 0 as fntype to
6362 hard_function_value.
6363 (assign_parms): Use new target hook for function_value.
6364 Pass 0 as fntype to hard_function_value.
6365 (expand_function_end): Likewise.
6366 * reg-stack.c: Include target.h.
6367 (stack_result): Use new target hook for function_value.
6368 * target-def.h: New target hook function_value.
6369 * target.h: Likewise.
6370 * targhooks.c (default_function_value): New function.
6371 * targhooks.h (default_function_value): Declare.
6373 2005-07-13 Ian Lance Taylor <ian@airs.com>
6375 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6377 2005-07-14 Jan Hubicka <jh@suse.cz>
6379 * tree-dfa.c (dump_variable): Use default_def function.
6380 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6381 * tree-ssa.c (verify_use): Likewise.
6382 * tree-ssanames.c (release_ssa_name): Likewise.
6383 * tree-tailcall.c (eliminate_tail_call): Likewise.
6384 (tree_optimize_tail_calls_1): Likewise.
6385 * tree-vrp.c (get_value_range): Likewise.
6387 2005-07-14 Ben Elliston <bje@au.ibm.com>
6389 * gcc.c (main): Compare language[0] with '*' when iterating over
6392 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6394 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6395 "s390_emit_compare". Add handling of CCZ1mode.
6396 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6397 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6399 (s390_branch_condition_mask): Add CCZ1mode handling.
6400 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6401 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6402 Use CCZ1mode instead of CCZmode.
6403 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6405 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6407 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6409 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6411 2005-07-13 Eric Christopher <echristo@redhat.com>
6413 * config/mips/mips.c (mips_canonicalize_comparison): New.
6414 (mips_emit_int_relational): Use.
6416 2005-07-13 Eric Christopher <echristo@redhat.com>
6418 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6420 * config/s390/s390.md: Include tpf.md. Move tpf specific
6422 * config/s390/tpf.md: To here.
6423 * config/s390/s390.opt: Move tpf specific options...
6424 * config/s390/tpf.opt: to here. Add mmain option.
6425 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6426 * config/s390/tpf.h: Rewrite.
6428 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6430 * doc/tm.texi: Remove @xref{Cross-profiling}.
6432 2005-07-13 Jeff Law <law@redhat.com>
6434 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6435 expressions, test their _DECL operands for pointer equality rather
6436 than using operand_equal_p.
6438 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6440 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6441 (TARGET_POSIX_IO): This.
6442 * config/darwin.h: Likewise.
6443 * config/freebsd.h: Likewise.
6444 * config/linux.h: Likewise.
6445 * config/lynx.h: Likewise.
6446 * config/netbsd.h: Likewise.
6447 * config/rs6000/linux64.h: Likewise.
6448 * config/rs6000/linux.h: Likewise.
6449 * config/s390/tpf.h: Likewise.
6450 * config/sh/embed-elf.h: Likewise.
6451 * config/sparc/linux64.h: Likewise.
6452 * config/sparc/linux.h: Likewise.
6453 * config/svr4.h: Likewise.
6454 * gcov-io.h: Likewise.
6456 * doc/tm.texi: Updated.
6458 * libgcov.c (create_file_directory): Defined only if
6459 TARGET_POSIX_IO is defined.
6460 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6463 2005-07-13 Jan Hubicka <jh@suse.cz>
6465 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6467 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6469 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6470 structure as argument.
6472 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6474 PR tree-optimization/21921
6475 * tree-iterator.c (tsi_link_before): Support the case when
6476 tsi_end_p (tsi) == true.
6478 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6480 PR tree-optimization/22442
6481 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6484 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6486 PR rtl-optimization/20376
6487 * toplev.c (process_options): Enable -fweb and -frename-registers when
6489 * doc/invoke.texi: Update the information about when -fweb and
6490 -frename-registers are enabled.
6492 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6495 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6496 if *rhs_p is not a SSA_NAME.
6498 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6500 Fix PR tree-optimization/22422
6501 * tree-ssa-structalias.c (struct variable_info): Add flag for
6503 (get_varinfo): Now a static function.
6504 (new_varinfo): init has_union and is_special_var to false.
6505 (solution_set_add): Check has_union.
6506 (do_da_constraint): Move temporary variable so it gets reset
6508 Also check for special variable.
6509 (do_ds_constraint): Ditto.
6510 (do_sd_constraint): Ditto.
6511 (do_structure_copy): Check for special variable.
6512 (find_func_aliases): Ditto.
6513 (init_base_vars): Set special vars properly.
6515 2005-07-13 Jan Hubicka <jh@suse.cz>
6517 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6520 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6521 (get_expr_operands): Fix thinko wrt flags and subvars.
6523 PR tree-optimize/22379
6524 * tree-inline.c (expand_call_inline): Do not output sorry in early
6527 2005-07-12 Dale Johannesen <dalej@apple.com>
6529 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6531 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6534 * host-linux.h: Include limits.h.
6536 2005-07-12 Dale Johannesen <dalej@apple.com>
6538 * expr.c (compress_float_constant): Add cost check.
6539 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6541 2005-07-12 Dale Johannesen <dalej@apple.com>
6543 * gcc.target/i386/compress-float-sse.c: New.
6544 * gcc.target/i386/compress-float-sse-pic.c: New.
6545 * gcc.target/i386/compress-float-387.c: New.
6546 * gcc.target/i386/compress-float-387-pic.c: New.
6547 * gcc.dg/compress-float-ppc.c: New.
6548 * gcc.dg/compress-float-ppc-pic.c: New.
6550 2005-07-12 Eric Christopher <echristo@redhat.com>
6552 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6554 * config/s390/s390.md: Include tpf.md. Move tpf specific
6556 * config/s390/tpf.md: To here.
6557 * config/s390/s390.opt: Move tpf specific options...
6558 * config/s390/tpf.opt: to here. Add mmain option.
6559 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6560 * config/s390/tpf.h: Rewrite.
6562 2005-07-12 Eric Christopher <echristo@redhat.com>
6564 * gcc.c (struct infile): Update comment for language.
6565 (main): Rewrite input file resetting code.
6567 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6570 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6571 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6572 (lookup_avail_expr): Use constant_boolean_node instead
6573 of boolean_false_node/boolean_true_node.
6575 2005-07-12 Ben Elliston <bje@au.ibm.com>
6577 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6578 and use it when printing num_edges.
6580 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6582 * doc/extend.texi (Blackfin Built-in Functions): New section.
6583 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6586 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6588 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6589 s/cmpstrsi/cmpstrnsi
6590 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6592 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6593 (init_optabs): Initialize cmpstrn_optab.
6594 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6595 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6596 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6597 * config/i386/i386.md: s/cmpstr/cmpstrn
6598 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6599 * doc/md.texi: Update documentation.
6601 2005-07-11 Richard Henderson <rth@redhat.com>
6603 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6604 build_va_arg_indirect_ref.
6605 (alpha_gimplify_va_arg): Likewise.
6606 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6607 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6608 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6609 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6610 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6611 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6613 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6615 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6617 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6618 * passes.c (init_optimization_passes): Add pass_empty_loop.
6619 * tree-pass.h (pass_empty_loop): Declare.
6620 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6621 try_remove_empty_loop, remove_empty_loops): New functions.
6622 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6623 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6625 2005-07-12 Peter Barada <peter@the-baradas.com>
6629 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6630 in address registers.
6631 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6632 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6633 alternative of addsi3_5200.
6635 2005-07-11 Ian Lance Taylor <ian@airs.com>
6637 * config/mips/mips.md (ffs<mode>2): Remove.
6639 2005-07-11 Ian Lance Taylor <ian@airs.com>
6641 * doc/tree-ssa.texi (Cleanups): Improve description of
6643 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6645 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6647 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6648 * tree.h (DECL_ARGUMENT_FLD): New macro.
6650 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6652 Fix PR tree-optimization/22404
6654 * tree-ssa-structalias.c (create_variable_info_for): Use
6657 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6659 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6660 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6661 for second comparison operand.
6662 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6664 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6665 (define_insn_reservation "alu"): Likewise.
6666 (csync, ssync): Now of type sync.
6667 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6668 -mcsync-anomaly -mspecld-anomaly.
6669 * config/bfin/bfin.opt (mcsync): Remove.
6670 (mcsync-anomaly, mspecld-anomaly): Add.
6671 * config/bfin/bfin.c: Include "insn-codes.h".
6672 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6673 (TARGET_DEFAULT_TARGET_FLAGS): New.
6674 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6676 2005-07-11 Steven Bosscher <stevenb@suse.de>
6678 * basic-block.h: Give the BB flags enum a name, bb_flags.
6679 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6680 * cfgcleanup.c (enum bb_flags): Remove here.
6681 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6682 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6683 (update_forwarder_flag): Likewise.
6684 (thread_jump): Likewise.
6685 (try_forward_edges): Likewise.
6686 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6687 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6688 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6690 2005-07-11 Richard Guenther <rguenther@suse.de>
6692 * config/i386/i386.opt: New target option -msseregparm.
6693 * config/i386/i386.c (override_options): Error out for
6694 -msseregparm but no SSE support.
6695 (ix86_function_sseregparm): Check for global sseregparm.
6696 * doc/invoke.texi: Document -msseregparm.
6698 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6700 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6701 (m32rle-*-linux*): Ditto.
6703 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6705 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6706 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6709 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6713 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6714 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6716 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6718 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6719 (varmap): Heapify varmap.
6720 (constraints): Heapify constraints.
6721 (struct constraint_graph): Heapify succs and preds.
6722 (constraint_vec_find): Update for heapification.
6723 (constraint_set_union): Ditto.
6724 (insert_into_complex): Ditto.
6725 (constraint_edge_vec_find): Ditto.
6726 (erase_graph_self_edge): Ditto.
6727 (add_graph_edge): Ditto.
6728 (get_graph_weights): Ditto.
6729 (merge_graph_nodes): Ditto.
6730 (build_constraint_graph): Ditto.
6731 (topo_visit): Ditto.
6732 (solve_graph): Ditto.
6733 (create_variable_info_for): Ditto.
6734 (init_base_vars): Ditto.
6735 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6736 (condese_varmap_nodes): Free complex vector.
6737 (clear_edges_for_node): Clear succs and preds vector.
6739 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6741 * tree-ssa-structalias.c (update_alias_info): Change counting of
6742 references to not include vdefs.
6744 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6746 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6749 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6751 * pa.c (pa_commutative_p): Make PLUS commutative when
6752 TARGET_NO_SPACE_REGS is true.
6754 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6756 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6757 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6758 * tree-dfa.c (dump_subvars_for): New.
6759 (debug_subvars_for): New.
6760 (dump_variable): Show subvariables if VAR has them.
6761 * tree-flow-inline.h (get_subvar_at): New.
6762 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6763 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6765 (struct subvar): Change fields offset and size to unsigned
6767 (dump_subvars_for): Declare.
6768 (debug_subvars_for): Declare.
6769 (get_subvar_at): Declare.
6770 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6771 to unsigned HOST_WIDE_INT *.
6772 (overlap_subvar): Likewise.
6773 * tree-gimple.c (is_gimple_reg): Always return false for
6774 SFTs and memory tags.
6775 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6777 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6778 (compute_may_aliases): Call compute_points_to_sets.
6779 (collect_points_to_info_for): Remove.
6780 (compute_points_to_and_addr_escape): Remove.
6781 (delete_alias_info): Call delete_points_to_sets.
6782 (compute_flow_sensitive_aliasing): If the call to
6783 find_what_p_points_to returns false, call set_pt_anything.
6784 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6785 (set_pt_anything): Clear pi->pt_vars.
6786 (set_pt_malloc): Remove.
6787 (merge_pointed_to_info): Remove.
6788 (add_pointed_to_expr): Remove.
6789 (add_pointed_to_var): Remove.
6790 (collect_points_to_info_r): Remove.
6791 (is_escape_site): Make extern.
6793 (create_overlap_variables_for): Call it.
6794 * tree-ssa-copy.c (merge_alias_info): Never merge
6795 flow-sensitive alias information.
6796 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6797 offset and size to be unsigned HOST_WIDE_INT.
6798 (add_to_addressable_set): Rename from note_addressable.
6799 Set TREE_ADDRESSABLE as the variables are added to the set.
6801 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6802 operands into VUSEs when adding V_MAY_DEFs for members in an
6804 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6805 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6806 (struct variable_info): Add bitfield is_heap_var.
6807 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6808 (new_var_info): Initialize is_heap_var.
6809 (get_constraint_for): Add HEAP variables to the symbol table.
6810 Mark them with is_heap_var.
6811 (update_alias_info): New. Taken mostly from the old
6812 compute_points_to_and_addr_escape.
6813 (handle_ptr_arith): New.
6814 (find_func_aliases): Call update_alias_info.
6815 Call handle_ptr_info for tcc_binary expressions.
6816 Call mark_stmt_modified.
6817 (create_variable_info_for): If DECL has subvars, do not create
6818 variables for its subvars. Always add all the fields.
6819 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6820 SFTs, then add all the SFTs of the structure.
6821 If VI->DECL is an aggregate with subvariables, add the SFT at
6823 (find_what_p_points_to): If VI is an artificial variable,
6824 translate to bitfields in SSA_NAME_PTR_INFO.
6825 If the solution is empty, set pi->pt_vars to NULL
6826 (init_base_vars): Create ANYOFFSET.
6827 (compute_points_to_sets): Rename from create_alias_vars.
6829 (pass_build_pta): Remove.
6830 (delete_points_to_sets): Rename from delete_alias_vars.
6831 (pass_del_pta): Remove.
6832 * tree-ssa-structalias.h (struct alias_info): Move from
6834 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6835 NUM_REFERENCES_SET): Likewise.
6836 (compute_points_to_sets, delete_points_to_sets): Declare.
6838 2005-07-09 Richard Henderson <rth@redhat.com>
6840 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6841 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6842 alpha_split_lock_test_and_set_12): New functions.
6843 * config/alpha/alpha-protos.h: Update.
6844 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6845 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6846 * config/alpha/sync.md (I12MODE): New.
6847 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6848 (sync_<fetchop_name><I48MODE>): Likewise.
6849 (sync_nand<I48MODE>): Likewise.
6850 (sync_old_<fetchop_name><I48MODE>): Likewise.
6851 (sync_new_<fetchop_name><I48MODE>): Likewise.
6852 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6853 (sync_compare_and_swap<I48MODE>): Likewise.
6854 (sync_lock_test_and_set<I48MODE>): Likewise.
6855 (sync_compare_and_swap<I12MODE>): New.
6856 (sync_compare_and_swap<I12MODE>_1): New.
6857 (sync_lock_test_and_set<I12MODE>): New.
6858 (sync_lock_test_and_set<I12MODE>_1): New.
6860 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6864 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6866 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6868 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6869 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6871 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6874 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6876 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6878 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6879 memory_operand constraint.
6880 (store_conditional_<mode>): Same.
6881 (sync_compare_and_swap<mode>): Same.
6882 (sync_lock_test_and_set<mode>): Same.
6884 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6886 Rewrite PIC support to more closely model actual instructions.
6887 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6888 (cris_symbol): Remove prototypes for removed functions.
6889 (cris_pic_symbol_type_of, cris_valid_pic_const)
6890 (cris_expand_pic_call_address): Prototypes for new functions.
6891 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6893 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6895 <case ':'>: Add case for new punctuation character.
6896 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6897 emitting (extra) PIC modifier.
6898 <case UNSPEC>: Do not assert for PLT.
6899 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6900 (cris_expand_prologue, cris_expand_epilogue): Check
6901 for pic_offset_table_rtx usage instead of taking
6902 current_function_uses_pic_offset_table as the final word.
6903 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6904 Remove flag_pic difference.
6905 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6906 the moral equivalents of...
6907 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6909 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6910 (cris_handle_option): Mark ARG as unused.
6911 (cris_expand_pic_call_address): New worker function for "call",
6913 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6914 output PIC constructs here.
6915 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6916 as symbol-specific modifers, not whole or part of operands.
6917 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6918 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6919 constants and flag_pic.
6920 (CONSTANT_INDEX_P): Adjust for new functions.
6921 (enum cris_pic_symbol_type): New helper type.
6922 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6923 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6924 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6926 ("movsi"): Emit actual instructions for GOT and relative access.
6927 ("*movsi_got_load"): New pattern to set up the register holding
6929 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6930 Adjust FIXME for 'S'.
6931 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6932 Use "movs" for -fpic cases.
6933 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6934 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6935 ("call", "call_value"): Just call cris_expand_pic_call_address for
6937 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6938 Remove special pattern.
6939 ("*expanded_call_side", "*expanded_call_value_side"): New
6941 (gotplt-to-plt, gotplt-to-plt-side-call)
6942 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6944 * config/cris/cris/predicates.md
6945 ("cris_general_operand_or_gotless_symbol"): Remove unused
6947 ("cris_general_operand_or_symbol"): Adjust for new functions.
6949 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6951 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6953 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6955 * Makefile.in (TREE_H): Add treestruct.def.
6956 (c-decl.o): Add pointer-set.h
6957 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6958 visibility on regular DECL's.
6959 (merge_decls): Fix the copying of decl nodes of various types for
6960 the new structures. Don't update RTL, section name, weak status,
6961 etc, on DECL's without RTL.
6962 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6963 Don't check volatile on non-variable types.
6964 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6965 to check whether we have seen arguments.
6966 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6967 flag is checked before field (flag is common, field is not).
6968 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6969 TS_DECL_COMMON could have an origin.
6970 (add_location_or_const_value_attribute): Don't check section name
6971 on non-var/function decls.
6972 (dwarf2out_var_location): Reverse order of tests.
6973 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6974 with DECL_WRTL_CHECK.
6975 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6976 * fold-const.c (fold_binary): Don't check weakness on
6977 non-var/function decls.
6978 (tree_expr_nonzero_p): Ditto.
6979 (fold_checksum_tree): Use tree_decl_extra as sizeof
6981 * ggc-page.c (extra_order_size_table): Add sizes for
6982 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6984 * gimplify.c (gimplify_bind_expr): Only set
6985 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6986 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6988 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6989 * langhooks.h (init_ts). New langhook.
6990 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6991 * print-tree.c (print_node): Update to only print fields that
6992 exist in the structures the passed decl has.
6993 * toplev.c (wrapup_global_declarations): Don't reset
6994 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6995 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6996 * tree-inline.c (remap_decl): Ditto.
6997 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6998 * tree-pretty-print.c (print_declaration): Don't print
6999 DECL_REGISTER on things that don't contain it.
7000 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7001 non-var/function decls.
7002 * tree.c (tree_contains_struct): New structure.
7003 (init_priority_for_decl): New hashtable.
7004 (tree_int_map): New structure.
7005 (tree_int_map_eq): New function.
7006 (tree_int_map_marked_p): Ditto.
7007 (tree_int_map_hash): Ditto.
7008 (tree_map): Move to tree.h.
7009 (tree_map_eq): Externalize.
7010 (tree_map_hash): Ditto.
7011 (tree_map_marked_p): Ditto.
7012 (init_ttree): Set up tree_contains_struct and call langhook.
7013 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7014 (tree_code_size): Update for new structures.
7015 (tree_node_structure): Update for new structures.
7016 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7018 (copy_node_stat): Copy init priority.
7019 (build_decl_stat): Ditto for visibility.
7020 (ts_enum_names): New.
7021 (tree_contains_struct_check_failed): New function.
7022 (decl_init_priority_lookup): Ditto.
7023 (decl_init_priority_insert): Ditto.
7024 * treestruct.def: New file.
7025 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7026 (CONTAINS_STRUCT_CHECK): Ditto.
7027 (tree_contains_struct_check_failed): New prototype.
7028 (DECL_CHECK): Removed.
7029 (DECL_MINIMAL_CHECK): New.
7030 (DECL_COMMON_CHECK): Ditto.
7031 (DECL_WRTL_CHECK): Ditto.
7032 (DECL_NON_COMMON_CHECK): Ditto.
7033 (DECL_WITH_VIS_CHECK): Ditto.
7034 (VAR_OR_FUNCTION_DECL_P): Ditto
7035 (struct tree_decl_minimal): New structure.
7036 (struct tree_decl_common): Ditto.
7037 (struct tree_decl_with_rtl): Ditto.
7038 (struct tree_decl_with_vis): Ditto.
7039 (struct tree_decl_non_common): Ditto.
7040 (struct tree_field_decl): Ditto.
7041 (struct tree_parm_decl): Ditto.
7042 (struct tree_var_decl): Ditto.
7043 (struct tree_function_decl): Ditto.
7044 (struct tree_const_decl): Ditto.
7045 (struct tree_result_decl): Ditto.
7046 (union tree_node): Add new structures.
7047 * var-tracking.c (track_expr_p): Reverse order of tests.
7049 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7051 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7053 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7054 * system.h: Poison FINALIZE_PIC.
7055 * doc/tm.texi (FINALIZE_PIC): Remove.
7057 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7060 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7061 to the correct type if we have a MODIFY_EXPR.
7063 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7065 PR tree-optimization/22360
7066 * tree.c (upper_bound_in_type): Fix calculations for casting
7067 to a non-wider signed type and casting a signed value to a
7068 wider unsigned type.
7069 (lower_bound_in_type): Fix calculations for casting to a
7070 non-wider signed type.
7072 PR tree-optimization/20139
7073 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7075 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7076 fold_cond_expr_cond.
7077 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7078 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7080 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7083 * tree-complex.c (expand_complex_libcall): Produce
7084 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7086 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7088 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7089 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7090 b" assert and inserted fastpath code for this case.
7091 (bitmap_ior): Removed "a != b" assert.
7093 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7095 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7096 (ENDFILE_SPEC): Likewise.
7097 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7099 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7100 a large stack frame at epilogue.
7102 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7104 * final.c: Include sdbout.h when required.
7106 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7108 * config.gcc (*-*-darwin*): Only one target-specific header file
7110 (powerpc-*-darwin*): Add version-specific header files.
7111 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7112 * config.in: Regenerate.
7113 * configure: Regenerate.
7114 * gcc.c: Include xregex.h.
7115 (version_compare_spec_function): New.
7116 (spec_function): Add version-compare.
7117 (replace_outfile_spec_function): Reformat comment.
7118 (compare_version_strings): New.
7119 * config/darwin-c.c (version_as_macro): New.
7120 (builtin_define): New.
7121 (darwin_cpp_builtins): New.
7122 * config/darwin-protos.h (darwin_cpp_builtins): New.
7123 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7124 (LIB_SPEC): Make unconditional, update comment.
7125 (TARGET_C99_FUNCTIONS): Define.
7126 * config/darwin.opt: Sort.
7127 (mmacosx-version-min=): New.
7128 * config/darwin7.h: Delete.
7129 * config/darwin8.h: Delete.
7130 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7131 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7132 (TARGET_C99_FUNCTIONS): Define.
7133 * config/rs6000/darwin7.h: New.
7134 * config/rs6000/darwin8.h: New.
7135 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7136 (-mmacosx-version-min): Document.
7138 2005-07-07 Ian Lance Taylor <ian@airs.com>
7140 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7142 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7145 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7147 2005-07-07 Khem Raj <kraj@mvista.com>
7149 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7150 in bytes, not words.
7152 2005-07-07 Paul Brook <paul@codesourcery.com>
7154 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7155 DEFAULT_FUNCTION_ARG_PADDING to upward.
7157 2005-07-07 Richard Henderson <rth@redhat.com>
7159 * function.c (locate_and_pad_parm): Record parameter alignment in
7160 stack_alignment_needed.
7162 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7164 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7165 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7166 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7167 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7168 (define_attr "type"): Add isync, sync, load_l, store_c.
7169 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7170 Create scratch volatile MEM.
7171 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7173 (load_locked_<mode>): New.
7174 (store_conditional_<mode>): New.
7175 (sync_compare_and_swap<mode>): Replace with splitter.
7176 (sync_lock_test_and_set<mode>): Replace with splitter.
7177 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7179 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7180 is ics. Attribute isync.
7181 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7183 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7184 and UNSPECV_SYNC_OP.
7185 (emit_unlikely_jump): New.
7186 (emit_load_locked): New.
7187 (emit_store_conditional): New.
7188 (rs6000_split_compare_and_swap): New.
7189 (rs6000_split_lock_test_and_set): New.
7190 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7191 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7192 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7193 rs6000_split_lock_test_and_set): Declare.
7194 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7195 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7196 store_c, isync, sync.
7198 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7200 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7201 filenames to gtyp-gen.h.
7202 (s-typ-gen): Use it in place of for loops.
7204 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7206 * hooks.c (hook_bool_rtx_int_false): New function.
7207 * hooks.h (hook_bool_rtx_int_false): Declare.
7208 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7209 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7210 * target.h (struct gcc_target): Add commutative_p member.
7211 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7212 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7213 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7214 (pa_commutative_p): New function.
7215 * jump.c (target.h): Include.
7216 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7217 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7219 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7221 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7222 (s390_expand_setmem): New.
7223 * config/s390/s390.c: Likewise.
7224 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7226 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7227 general_operand. Call new function "s390_expand_setmem".
7228 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7229 ("setmem_long", "*setmem_long"): ... this.
7231 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7233 * config/s390/s390.c: (optimization_options): Enable
7234 TARGET_MVCLE at -Os.
7235 * doc/invoke.texi: Document changes in default behaviour.
7236 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7238 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7240 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7241 defined by back-end.
7243 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7245 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7246 all sets in the pattern.
7247 * config/rs6000/rs6000.md (stack_protect_testsi,
7248 stack_protect_testdi): Likewise.
7250 2005-07-06 Jeff Law <law@redhat.com>
7252 * tree-vrp.c (simplify_using_ranges): Kill.
7253 (vrp_finalize): Remove call to simplify_using_ranges.
7254 (simplify_stmt_using_ranges): New function extracted from
7255 simplify_using_ranges.
7256 (simplify_div_or_mod_using_ranges): Likewise.
7257 (simplify_abs_using_ranges): Likewise.
7258 (simplify_cond_using_ranges): New function.
7259 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7260 * tree-ssa-propagate.c (substitute_and_fold): Call
7261 simplify_stmt_using_ranges if we have range information.
7263 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7265 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7266 ia64_flag_schedule_isns2.
7268 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7269 reading/writing general registers.
7270 (ia64_function_arg): Revert 2005-06-18 change.
7272 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7274 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7275 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7277 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7279 * function.c (expand_function_end): Revert part of 2005-06-27
7280 patch. Do sjlj_emit_function_exit_after after return_label.
7282 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7284 * doc/install.texi (--disable-libssp): New.
7286 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7288 * doc/invoke.texi: Update -fforce-mem documentation.
7289 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7290 code for -fforce-mem.
7291 * expmed.c: (store_bit_field,store_fixed_bit_field,
7292 extract_bit_field): Ditto.
7293 * expr.c: (convert_move): Ditto.
7294 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7295 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7296 emit_conditional_add,expand_float,expand_fix): Ditto.
7297 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7298 (common_handle_option): Issue warning when -fforce-mem specified.
7300 2005-07-06 Paul Brook <paul@codesourcery.com>
7302 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7304 * configure: Regenerate.
7306 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7308 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7310 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7312 Fix PR tree-optimization/22319
7313 Fix PR tree-optimization/22140
7314 Fix PR tree-optimization/22310
7316 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7317 variable sized types.
7318 Use correct type for intermediate structure on *a = *b structure
7321 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7323 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7325 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7326 (machine_function): Move typedef to...
7327 * config/rs6000/rs6000.c (machine_function): ... here. Add
7328 varargs_save_offset field.
7329 (rs6000_stack_t): Remove varargs_size field.
7330 (setup_incoming_varargs): Allocate varargs save area using
7331 assign_stack_local, try to make it as small as possible.
7332 Save offset from virtual_stack_vars_rtx to the save area
7333 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7334 instead of magic 8 when fp word byte size is used.
7335 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7336 instead of -RS6000_VARARGS_SIZE.
7337 (rs6000_stack_info, debug_stack_info,
7338 rs6000_initial_elimination_offset): Remove all traces of
7340 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7341 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7342 RS6000_VARARGS_AREA.
7344 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7346 PR tree-optimization/21963
7347 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7348 constant_multiple_of in the same way get_computation_cost_at does.
7350 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7352 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7353 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7354 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7355 and return its previous value.
7356 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7357 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7359 (stack_protect_set, stack_protect_test): New expanders.
7360 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7361 stack_protect_testdi): New insns.
7362 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7363 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7365 2005-07-06 Jeff Law <law@redhat.com>
7367 * tree-ssa-dce.c (cfg_altered): New global.
7368 (tree_dce_init): Initialize cfg_altered.
7369 (remove_dead_stmt): If we remove an edge in the CFG, then set
7371 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7374 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7376 * Makefile.in (stamp-collect-ld): Use
7377 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7378 ./collect-ld if it already exists.
7379 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7380 Don't remove ./nm if it already exists.
7382 2005-07-05 Devang Patel <dpatel@apple.com>
7384 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7385 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7386 * tree-vectorizer.c (vect_loop_location): New.
7387 (vect_print_dump_info): Use vect_loop_location.
7388 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7389 (vectorize_loops): Set vect_loop_location.
7390 * tree-vect-analyze.c (vect_analyze_offset_expr,
7391 vect_determin_vectorization_factor, vect_analyze_operations,
7392 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7393 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7394 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7395 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7396 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7397 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7398 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7399 vect_analyze_loop): Adjust vect_print_dump_info API.
7400 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7401 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7402 vect_finish_stmt_generation, vectorizable_assignment,
7403 vectorizable_operation, vectorizable_store, vectorizable_load,
7404 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7405 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7406 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7407 vect_transform_loop): Same.
7408 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7409 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7412 2005-07-05 Randolph Chung <tausq@debian.org>
7414 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7415 * configure: Regenerate.
7416 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7417 (pa_tls_referenced_p): Declare.
7418 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7419 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7420 (legitimize_tls_address): New.
7421 (hppa_legitimize_address): Handle TLS addresses.
7422 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7423 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7424 (emit_move_sequence): Handle TLS addresses.
7425 (pa_encode_section_info): Call default handler to handle common
7427 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7428 (CONSTANT_ADDRESS_P): Reject TLS operands.
7429 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7430 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7431 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7432 (UNSPEC_TLSLE): Define new constants.
7433 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7434 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7435 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7436 (tie_symbolic_operand, tle_symbolic_operand): New
7438 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7440 * aclocal.m4: Update macros for autoconf 2.59 style.
7441 * configure.ac: Likewise.
7443 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7445 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7446 (function_arg): Pass small aggregates in general registers on 32-bit
7448 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7450 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7452 * Makefile.in (final.o): Fix dependencies.
7454 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7458 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7459 * langhooks.c (lhd_expr_to_decl): New.
7460 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7462 (LANG_HOOKS_INITIALIZER): Update.
7463 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7464 expr_to_decl langhook.
7465 * c-tree.h (c_expr_to_decl): Declare.
7466 * c-typeck.c (c_expr_to_decl): New.
7467 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7469 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7471 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7474 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7475 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7477 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7479 * Makefile.in: Adjust dependencies.
7480 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7481 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7482 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7483 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7484 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7485 rest_of_compilation.
7487 * bb-reorder.c (gate_duplicate_computed_gotos,
7488 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7489 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7490 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7491 pass_partition_blocks): New.
7492 * bt-load.c (gate_handle_branch_target_load_optimize,
7493 rest_of_handle_branch_target_load_optimize,
7494 pass_branch_target_load_optimize): New.
7495 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7497 * cfglayout.c (pass_insn_locators_initialize): New.
7498 * cfgrtl.c (pass_free_cfg): New.
7499 * combine.c (gate_handle_combine, rest_of_handle_combine,
7501 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7502 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7503 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7504 * except.c (pass_set_nothrow_function_flags,
7505 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7507 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7508 rest_of_handle_shorten_branches, pass_shorten_branches,
7509 rest_of_clean_state, pass_clean_state): New.
7510 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7511 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7512 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7514 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7515 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7516 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7517 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7519 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7520 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7521 pass_rtl_ifcvt, gate_handle_if_after_combine,
7522 rest_of_handle_if_after_combine, pass_if_after_combine,
7523 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7524 pass_if_after_reload): New.
7525 * integrate.c (pass_initial_value_sets): New.
7526 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7527 pass_purge_lineno_notes): New.
7528 * mode-switching.c (rest_of_handle_mode_switching,
7529 pass_mode_switching): New.
7530 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7531 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7533 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7534 pass_loop_optimize): New.
7535 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7537 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7539 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7540 pass_postreload_cse): New.
7541 * profile.c (gate_handle_profiling, pass_profiling,
7542 rest_of_handle_branch_prob, pass_branch_prob): New.
7543 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7544 pass_split_before_regstack, gate_handle_split_before_regstack,
7545 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7546 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7547 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7548 pass_stack_regs): New.
7549 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7550 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7551 pass_stack_adjustments): New.
7552 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7553 pass_regrename): New.
7554 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7555 pass_delay_slots, gate_handle_machine_reorg,
7556 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7557 * rtl.h (extern void purge_line_number_notes): New.
7558 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7559 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7561 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7563 * value-prof.c (gate_handle_value_profile_transformations,
7564 rest_of_handle_value_profile_transformations,
7565 pass_value_profile_transformations): New.
7566 * var-tracking.c (gate_handle_var_tracking,
7567 pass_variable_tracking): New.
7568 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7570 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7571 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7572 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7573 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7574 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7575 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7576 rest_of_handle_gcse2, rest_of_handle_regmove,
7577 rest_of_handle_tracer, rest_of_handle_if_conversion,
7578 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7579 rest_of_handle_web, rest_of_handle_branch_prob,
7580 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7581 rest_of_handle_jump_bypass, rest_of_handle_combine,
7582 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7583 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7584 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7585 rest_of_handle_mode_switching, rest_of_handle_jump,
7586 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7587 rest_of_handle_flow2, rest_of_handle_jump2,
7588 rest_of_handle_peephole2, rest_of_handle_postreload,
7589 rest_of_handle_shorten_branches, rest_of_clean_state,
7590 rest_of_compilation): Remove.
7592 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7593 * passes.c (dump_flags, in_gimple_form, all_passes,
7594 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7595 register_dump_files, next_pass_1, last_verified, execute_todo,
7596 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7597 from tree-optimize.c.
7598 (init_optimization_passes): Moved from tree-optimize.c,
7599 adding the RTL optimizations.
7600 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7601 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7602 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7603 register_dump_files, next_pass_1, last_verified, execute_todo,
7604 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7605 init_tree_optimization_passes, ipa_passes): Delete.
7606 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7608 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7609 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7611 (ipa_passes): Remove.
7612 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7613 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7614 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7615 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7616 (dump_info_p, dump_flag): Moved to tree-dump.h.
7618 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7620 * passes.c (finish_optimization_passes): Use dump_begin
7621 and dump_end, TDI_end.
7622 (gate_rest_of_compilation): New.
7623 (pass_rest_of_compilation): Use it.
7624 (gate_postreload, pass_postreload): New.
7625 * toplev.c (general_init): Rename init_tree_optimization_passes.
7626 * toplev.h (init_tree_optimization_passes): Rename to
7627 init_optimizations_passes.
7628 * tree-dump.c (dump_flag): Make static.
7629 (dump_files): Remove RTL dumps.
7630 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7631 pass_cleanup_cfg, pass_free_cfg_annotations,
7632 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7633 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7634 * tree-pretty-print.c: Include tree-pass.h.
7635 * cgraph.c: Include tree-dump.h.
7637 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7639 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7640 Only fall back to saying it points to readonly memory if
7643 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7645 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7646 * config/m32r/m32r.c (m32r_compute_frame_size,
7647 m32r_expand_prologue): Take current_function_profile into
7648 account whenever we reference
7649 current_function_uses_pic_offset_table.
7650 (m32r_finalize_pic): Remove.
7651 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7653 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7655 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7656 instead of $<. Don't remove ./as if it already exists.
7658 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7661 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7662 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7663 for complex modes when generating code for PA 1.0.
7664 (VALID_FP_MODE_P): New macro.
7665 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7666 sets for all general and floating point modes. Align wide floating
7667 point modes to even register boundaries to comply with architectural
7669 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7670 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7671 (VALID_FP_MODE_P): New macro.
7672 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7673 sets for all general and floating point modes. Align wide floating
7674 point modes to even register boundaries to comply with architectural
7677 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7679 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7682 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7684 * tree-ssa-structalias.c: Don't include expr.h.
7686 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7688 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7691 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7693 Fix PR tree-optimization/22279
7695 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7698 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7700 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7702 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7704 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7705 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7706 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7707 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7708 config/stormy16/stormy16.c, config/v850/v850.c,
7709 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7710 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7711 Avoid "." or "\n" at end of diagnostics and capital letters at
7712 start of diagnostics.
7713 * combine.c, cse.c: Don't translate dump file output.
7714 * toplev.c (print_version): Only translate output if going to
7717 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7719 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7720 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7723 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7725 * pa.c (fix_range): Fix typo in comment.
7727 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7729 * tree-vrp.c (extract_range_from_assert): Replace
7730 fold (build (...)) with fold_build2.
7732 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7734 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7735 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7736 (format_types_orig, handle_format_attribute): Add support for
7739 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7741 * varasm.c (assemble_variable): Fix format specifier thinko.
7743 2005-07-03 Ira Rosen <irar@il.ibm.com>
7745 PR tree-optimization/22029 (and 22135)
7746 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7747 a phi node before calling dump_vops.
7749 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7751 * tree-dump.h (dump_string_field): Declare.
7752 * tree-dump.c: Use it instead of dump_string.
7753 (dump_string_field): Make non-static.
7755 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7757 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7758 up the minimal CFG stuff always when optimize > 0. Call
7759 split_all_insns_noflow in PIC case if needed.
7761 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7762 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7765 * c-decl.c (c_write_global_declarations): Dump contents of
7767 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7768 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7769 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7770 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7773 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7775 * c-common.h (GCC_DIAG_STYLE): Define.
7776 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7777 version for format checking to 4.1.
7778 * c-format.c: Include toplev.h after c-common.h.
7779 (enum format_type): Add gcc_tdiag_format_type.
7780 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7781 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7782 (format_types_orig): Add gcc_tdiag.
7783 (init_dynamic_diag_info): Support gcc_tdiag formats.
7784 (handle_format_attribute): Likewise.
7785 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7786 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7787 version for format checking to 4.1.
7788 (warning0, warning, error, pedwarn, sorry): Use
7790 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7791 (finish_aliases_1): Do not use %qE.
7792 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7793 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7794 Correct format bugs.
7795 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7796 parameter to unsigned HOST_WIDE_INT.
7797 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7799 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7802 * expr.c (write_complex_part): Use adjust_address for MEM.
7803 (read_complex_part): Same.
7805 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7807 Fix PR tree-optimization/22280
7809 * tree-sra.c (generate_element_init): Remove useless loop.
7811 2005-07-02 Richard Henderson <rth@redhat.com>
7813 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7815 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7817 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7820 * fold-const.c (fold_binary): Handle the return value of
7821 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7822 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7824 2005-07-02 Jeff Law <law@redhat.com>
7826 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7827 a eliminate type conversion which feeds an equality comparison
7828 if the original type or either operand in the comparison is a
7831 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7833 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7834 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7836 * config/avr/avr.c: Do not use '`' as left quote.
7837 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7838 Remove "." from end of diagnostics. Make diagnostics start with
7841 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7842 Joseph S. Myers <joseph@codesourcery.com>
7844 * toplev.c (default_tree_printer): Handle setting location with
7846 * c-objc.common.c (c_tree_printer): Likewise.
7847 * c-format.c (gcc_diag_flag_specs): Add '+'.
7848 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7849 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7851 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7852 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7853 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7854 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7855 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7856 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7857 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7858 format arguments where %J is used without %D.
7860 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7862 * gcc.c (LINK_SSP_SPEC): Define.
7863 (link_ssp_spec): New variable.
7864 (LINK_COMMAND_SPEC): Add %(link_ssp).
7865 (static_specs): Add link_ssp_spec.
7866 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7867 * configure: Rebuilt.
7868 * config.in: Rebuilt.
7870 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7871 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7872 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7873 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7874 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7875 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7876 -0x7008(2) instead of reading __stack_chk_guard variable.
7877 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7879 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7880 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7881 if TARGET_THREAD_SSP_OFFSET is defined.
7882 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7883 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7886 2005-06-27 Richard Henderson <rth@redhat.com>
7887 * libgcc-std.ver (GCC_4.1.0): New.
7888 * libgcc.h (__stack_chk_guard): Declare.
7889 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7890 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7891 * mklibgcc.in (lib2funcs): Add them.
7893 2005-07-01 Richard Henderson <rth@redhat.com>
7895 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7896 void * before struct sigcontext *.
7897 (x86_fallback_frame_state): Likewise.
7899 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7901 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7903 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7906 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7907 we check for SSA_NAME for.
7909 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7911 Fix PR tree-optimization/22071
7913 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7915 (get_constraint_for_component_ref): Use it.
7917 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7920 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7921 print out the last new line.
7923 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7925 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7926 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7927 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7928 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7929 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7930 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7931 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7932 (enum reg_class): New member CC0_REGS.
7933 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7934 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7935 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7936 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7937 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7938 Adjust for register now described.
7940 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7943 * config/i386/i386.md (stack_protect_test_si,
7944 stack_protect_test_di): Add earlyclobber for scratch 3.
7945 * config/rs6000/rs6000.md (stack_protect_testsi,
7946 stack_protect_testdi): Add earlyclobber for scratch 3,
7947 remove earlyclobber from scratch 4.
7949 Older entries for 2005 can be found in ChangeLog-2005.