1 2005-11-01 Bob Wilson <bob.wilson@acm.org>
3 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
4 (TRAMPOLINE_SIZE): Round up to 60.
5 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
7 2005-10-31 James E. Wilson <wilson@specifix.com>
10 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
11 ifdef. Put ifdefs around call in gen_subprogram_die.
12 (compute_frame_pointer_to_cfa_displacement): Likewise.
13 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
16 PR rtl-optimization/17356
17 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
18 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
20 2005-10-31 Jan Hubicka <jh@suse.cz>
23 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
26 * i386.c (legitimize_pic_address): Deal with large immediates.
29 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
30 from symbol names while computing checkup.
33 * predict.c (predict_loops): Do not estimate more than
34 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
35 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
37 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
39 PR tree-optimization/19097
40 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
42 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
44 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
46 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
49 * tree-inline.c (setup_one_parameter): If the init_stmt
50 is NULL, don't insert the statement.
52 2005-10-30 Jan Hubicka <jh@suse.cz>
54 PR tree-optimization/24172
55 * tree-inline.c (copy_body_r): Unshare the substituted value first.
57 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
59 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
60 constants for hosts with long != 32 bits.
62 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
65 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
67 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
69 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
70 (TARGET_MS1_16_002): New.
71 (TARGET_MS1_16_003): New.
73 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
74 ("*decrement_and_branch_until_zero_no_clobber"): New.
75 Add corresponding splitter for decrement_and_branch_until_zero
77 Key all decrement_and_branch_until_zero patterns off of
80 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
83 * tree-complex.c (extract_component): Treat RESULT_DECL
84 like the rest of the decls.
86 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
88 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
89 indirect call to _mcount if the function needs a static chain.
91 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
92 Caroline Tice <ctice@apple.com>
94 PR rtl-optimization/24460
95 * dwarf2out.c (have_switched_text_sections): New boolean variable.
96 (dwarf2out_switch_text_section): Set it to true instead of
97 incrementing separate_line_info_table_in_use.
98 (output_loc_list): Additionally test have_switched_text_sections.
99 (output_ranges): Likewise.
100 (dwarf2out_finish): Likewise.
101 * varasm.c (assemble_start_function): Do not call
102 insert_section_boundary_note.
103 (assemble_end_function): If flag_reorder_blocks_and_partition,
104 switch to the function's section before emitting the .size directive.
105 * bb-reorder.c (insert_section_boundary_note): Staticify.
106 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
107 * output.h (insert_section_boundary_note): Delete.
109 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
112 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
113 instead of pointer equality when comparing types.
115 2005-10-24 James E. Wilson <wilson@specifix.com>
117 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
118 add_dependence_list_and_free calls.
120 2005-10-24 Steven Bosscher <stevenb@suse.de>
122 * contrib.texi: Add the names of the LLNL folks who donated
123 Cray pointer support for gfortran.
125 2005-10-24 Steven Bosscher <stevenb@suse.de>
127 PR tree-optimization/24225
128 * profile.c (branch_prob): Look from end to start through a
129 basic block when looking for a locus.
131 2005-10-24 Richard Henderson <rth@redhat.com>
133 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
135 (hppa_expand_prologue): Likewise.
137 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
139 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
140 (NO_DEFERRED_PROFILE_COUNTERS): Define.
141 * pa.h (NO_PROFILE_COUNTERS): Define.
142 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
143 (funcdef_nos): New vector to hold label numbers of deferred profile
145 (output_deferred_profile_counters): New function.
146 (hppa_profile_hook): Push label number onto funcdef_nos.
147 (pa_hpux_file_end): Call output_deferred_profile_counters if
148 NO_DEFERRED_PROFILE_COUNTERS is false.
150 * pa-protos.h (get_deferred_plabel): New prototype.
151 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
153 (output_call): Adjust calls.
155 2005-10-24 Alan Modra <amodra@bigpond.net.au>
157 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
158 peculiarity of GOT/TOC section usage.
160 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
163 * c-common.c (constant_string_class_name): Add documentation.
165 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
168 * recog.c (peephole2_optimize): Increment peep2_current_count
169 only when the slot is empty.
171 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
174 * except.c (output_function_exception_table): Call
175 assemble_external_libcall if we need a personality function.
177 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
179 PR rtl-optimization/24460
180 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
181 set the basic block for barriers.
183 2005-10-21 Janis Johnson <janis187@us.ibm.com>
185 * var-tracking.c (vt_initialize): Initialize post.
187 2005-10-21 Devang Patel <dpatel@apple.com>
190 * c-common.c (vector_types_convertible_p): Check vector element type.
192 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
194 * config/sh/sh.c (prepare_move_operands): Handle the address
195 constant which is a tls symbolic address plus a constant.
197 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
200 * gcc.c (main): Use the correct counter for erroring out
201 about mulitple files.
203 2005-10-21 Alan Modra <amodra@bigpond.net.au>
206 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
207 use r2 for 64-bit tls .got access.
209 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
211 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
214 2005-10-20 Steven Bosscher <stevenb@suse.de>
216 PR tree-optimization/24307
217 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
219 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
222 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
224 * varasm.c (find_decl_and_mark_needed): After cgraph global info
225 is ready, stop marking functions, but still mark variables.
227 2005-10-20 Richard Guenther <rguenther@suse.de>
230 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
233 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
235 PR rtl-optimization/23585
236 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
237 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
238 (may_trap_p_1): New predicate extracted from...
239 (may_trap_p): ... here. Invoke may_trap_p_1.
240 (may_trap_or_fault_p): New predicate.
241 * rtl.h (may_trap_or_fault_p): Declare it.
242 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
243 instead of may_trap_p.
244 (steal_delay_list_from_fallthrough): Likewise.
245 (fill_simple_delay_slots): Likewise.
246 (fill_slots_from_thread): Likewise.
247 * function.c (pad_to_arg_alignment): Rework comment about
248 SPARC_STACK_BOUNDARY_HACK.
249 * config/sparc/sparc.h: Likewise.
251 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
253 * config/s390/s390.c (s390_expand_insv): New.
254 * config/s390/s390-protos.h (s390_expand_insv): Declare.
255 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
256 ("icm_hi"): Remove mode attribute.
257 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
259 ("*extracthi", "*extractqi"): Remove.
260 (extv<mode>", "*extzv<mode>"): New.
261 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
262 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
264 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
266 * cfgexpand.c (discover_nonconstant_array_refs_r,
267 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
268 (tree_expand_cfg): Call discover_nonconstant_array_refs.
269 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
270 discover_nonconstant_array_refs.
272 2005-10-19 Steven Bosscher <stevenb@suse.de>
275 * c-decl.c (pop_scope): Don't warn about an unused variable
276 if it is marked with TREE_NO_WARNING.
277 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
278 somenow mismatch and olddecl is to be replaced.
280 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
283 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
284 whether registers live on the edge can be saved/restored.
286 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
288 * config/sh/sh.c (fixup_mova): Skip notes.
290 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
292 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
293 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
294 (s390_can_eliminate): Handle BASE_REGNUM elimination.
295 (s390_initial_elimination_offset): Likewise.
296 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
297 register on TARGET_ZARCH targets.
298 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
299 (INITIAL_FRAME_POINTER_OFFSET): Remove.
300 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
301 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
303 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
305 * config/s390/s390.md: Comment describing output modifiers updated.
306 * config/s390/s390.c (print_operand): Likewise.
308 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
310 * config/s390/s390.c (override_options): Added check for -mstack-size
312 * doc/invoke.texi: Mention that limit in the documenation.
314 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
317 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
319 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
321 Fix PR tree-optimization/24231
323 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
324 (compute_avail): Ditto.
326 2005-10-18 Richard Henderson <rth@redhat.com>
329 * config/i386/i386.c (legitimate_constant_p): Check
330 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
332 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
333 (legitimate_pic_address_disp_p): Reorg CONST checking to make
334 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
336 (print_operand_address): Likewise.
337 * config/i386/predicates.md (x86_64_immediate_operand): Test
338 SYMBOL_REF_TLS_MODEL properly inside CONST.
339 (x86_64_zext_immediate_operand): Likewise.
340 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
341 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
342 * config/i386/i386-protos.h: Remove predicates.md entries.
344 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
346 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
347 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
349 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
350 Ian Lance Taylor <ian@airs.com>
353 * fold-const.c (fold_widened_comparison): Do not allow range based
354 constant folding when right operand cannot be unwidened.
356 2005-10-17 Richard Henderson <rth@redhat.com>
358 * builtins.c (expand_builtin_synchronize): Build a new-style asm
359 with a memory clobber.
361 2005-10-17 James E Wilson <wilson@specifix.com>
363 PR rtl-optimization/17356
364 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
365 checking for EDGE_EH.
367 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
369 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
370 the slot on an even boundary for any type with 16-byte alignment.
372 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
375 * md.texi (Modifiers) <%>: Clarify that % doesn't work
376 after register allocation.
378 2005-10-17 DJ Delorie <dj@redhat.com>
380 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
383 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
386 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
389 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
391 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
392 to 2 if it's already non-zero.
393 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
394 is set and warn about it if flag_schedule_insns is 1.
396 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
398 * config/crx/crx.md: Compare-and-branch instructions need to
401 2005-10-17 Uros Bizjak <uros@kss-loka.si>
404 * config/i386/i386.md (*pushdi2_rex64 splitter)
405 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
406 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
407 flow2 pass only when (optimize > 0 && flag_peephole2).
409 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
412 * gcc.c (have_c): New static variable.
414 (process_command): Remove declation of have_c.
415 Set have_o to 1 when handling -o.
416 (main): Add a fatel error if there are multiple
417 files specified and -o and -c/-S is passed witout
418 -combine or multiple languages.
420 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
422 Fix PR tree-optimization/22444
423 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
424 Assert that we don't hit something with subvars.
425 (setup_pointers_and_addressables): Don't add things with subvars,
426 because we'll already process the subvars for aliasing purposes.
428 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
431 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
432 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
433 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
434 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
435 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
436 swapped, alternatives for the R constraint.
439 * builtins.c (get_builtin_sync_mode): Make unlimited
440 mode_for_size request.
442 2005-10-15 Richard Henderson <rth@redhat.com>
444 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
445 (gimplify_expr): ... here.
446 (gimplify_compound_lval): Use it in initial scan loop. Allow
447 fb_lvalue in base expression.
449 2005-10-15 Richard Henderson <rth@redhat.com>
452 * builtins.c (expand_builtin_trap): Export.
453 * expr.h (expand_builtin_trap): Declare.
454 * expr.c (expand_assignment): Emit a trap for integral offsets
455 from registers that weren't reduced to bitpos.
457 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
458 (mark_array_ref_addressable): Remove.
459 * tree-flow.h (mark_array_ref_addressable): Remove.
460 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
462 2005-10-15 James E Wilson <wilson@specifix.com>
465 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
466 (add_dependence_list_and_free): Likewise.
467 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
470 2005-10-15 Diego Novillo <dnovillo@redhat.com>
474 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
475 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
477 (vrp_visit_phi_node): Only prevent infinite iterations when
478 the previous result and the new result are both VR_RANGEs.
480 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
482 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
485 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
488 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
491 2005-10-14 Per Bothner <per@bothner.com>
493 PR preprocessor/21250
494 * c-ppoutput.c (print_line): Print internal line 0 as 1.
496 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
499 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
500 overflow flags. Refactor some conditionals.
502 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
505 * tree-dfa.c (add_referenced_var): Only look at decls which
506 have TREE_CONSTANT or TREE_READONLY set instead of if
507 !TREE_PUBLIC or !TREE_CONSTANT.
509 2005-10-13 James E Wilson <wilson@specifix.com>
511 * doc/invoke.texi: For -x, add f95-cpp-input.
512 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
514 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
516 PR tree-optimization/24262
517 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
518 in loop all the time.
520 2005-10-12 Richard Henderson <rth@redhat.com>
523 * tree.h (DECL_TRANSPARENT_UNION): Remove.
524 * function.c (assign_parm_find_data_types): Don't support it.
525 * print-tree.c (print_node): Likewise.
526 * c-common.c (handle_transparent_union_attribute): Likewise.
527 Use build_duplicate_type.
528 * tree-inline.c (remap_type_1): Split out of remap_type;
529 properly remap aggregate fields.
530 (build_duplicate_type): New.
531 * doc/extend.texi (Variable Attributes): Remove documentation
532 for transparent_union.
534 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
537 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
538 (gen_stack_pointer_dec): Likewise.
540 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
544 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
546 (struct cxx): Add adjust_class_at_definition target hook.
547 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
548 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
549 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
550 hook_void_tree. Add to TARGET_CXX.
551 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
553 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
554 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
555 instead of attribute. Check for dllexport override. Warn if
556 inconsistent dll linkage. Don't lose old dllimport if decl has
557 had address referenced. Tweak lookup of dllimport atribute.
558 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
559 for target specific rules. Don't add dllimport attribute if
560 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
562 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
563 * varasm.c (initializer_constant_valid_p): Replace
564 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
568 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
569 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
570 (i[34567]86-*-mingw32*): Likewise.
572 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
573 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
575 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
576 C++-specific code. Change return value to bool.
577 (i386_pe_dllimport_p): Likewise.
578 (associated_type): Simplify and make language-independent
579 (i386_pe_encode_section_info): Replace override of ambiguous
580 dllimport symbol refs with a gcc_assert.
581 (i386_pe_valid_dllimport_attribute_p): Define.
582 * config/i386/winnt-cxx.c: New file. Define C++ versions of
583 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
584 i386_pe_adjust_class_at_definition.
585 * config/i386/winnt-stubs.c: New file. Define stub versions of
586 lang-specific functions.
587 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
588 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
589 i386_pe_adjust_class_at_definition.
590 (i386_pe_valid_dllimport_attribute_p): Declare.
591 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
592 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
593 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
596 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
597 dllimport attribute with test of DECL_DLLIMPORT_P.
599 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
601 * combine.c (make_extraction): Correct offset computation.
603 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
605 * config/cris/t-linux (LIMITS_H_TEST): Define.
607 2005-10-12 Richard Henderson <rth@redhat.com>
610 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
612 2005-10-12 Richard Guenther <rguenther@suse.de>
614 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
616 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
619 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
620 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
623 2005-10-12 Richard Guenther <rguenther@suse.de>
626 * varasm.c (output_constant): Correct typo from previous
629 2005-10-11 Ian Lance Taylor <ian@airs.com>
631 PR rtl-optimization/13931
632 * combine.c: Revert patch of 2003-05-14, and:
633 (try_combine): Only set elim_i1 and elim_i2 if the destination is
634 completely killed in the appropriate insn.
635 (distribute_notes): Don't skip multiple hard register test for
638 2005-10-11 Richard Henderson <rth@redhat.com>
641 * c-typeck.c (convert_for_assignment): Use build_constructor_single
642 to initialize a transparent union instead of a nop_expr.
644 2005-10-11 Richard Henderson <rth@redhat.com>
646 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
647 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
648 (tree_ssa_dce_loop): Call scev_reset.
651 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
652 * tree-ssa-dce.c: Include cfgloop.h.
653 (tree_ssa_dce_loop, pass_dce_loop): New.
654 * tree-pass.h (pass_dce_loop): Declare it.
655 * passes.c (init_optimization_passes): Use it.
657 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
660 * convert.c (convert_to_real): Revert 2005-10-05 patch.
661 Only apply the optimization for rounding builtins if the inner
662 cast is also an extension.
664 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
667 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
668 mark_new_vars_to_rename instead of update_stmt.
670 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
672 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
674 2005-10-11 Jakub Jelinek <jakub@redhat.com>
676 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
677 for setting MMX register to 0 rather than mmx.
679 2005-10-10 Steve Ellcey <sje@cup.hp.com>
682 * configure.ac: Move gas check from mips specific case to common case.
683 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
684 * configure: Regenerate
685 * doc/install.texi: Update.
687 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
690 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
692 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
694 * gcc.c (do_spec_1): Accept numeric characters in file name
697 2005-10-10 Nick Clifton <nickc@redhat.com>
699 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
700 describing the deleted arm_gen_rotated_half_load function.
702 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
704 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
707 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
709 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
711 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
712 (EXTRA_MULTILIB_PARTS): Define.
713 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
714 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
715 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
716 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
717 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
718 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
720 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
722 PR tree-optimization/24226
723 * tree-cfg.c (remove_bb): Clean up unreachable loops.
724 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
725 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
728 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
730 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
732 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
735 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
736 Rewrite for no need for the early clobber.
738 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
740 Merge from csl-arm-branch:
741 2005-09-07 Paul Brook <paul@codesourcery.com>
742 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
745 2005-04-30 Paul Brook <paul@codesourcery.com>
746 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
747 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
749 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
750 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
751 (arm_override_options): Use TARGET_AAPCS_BASED.
752 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
753 (PTRDIFF_TYPE): Use int for AAPCS.
754 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
755 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
756 (DEFAULT_SHORT_ENUMS): Delete.
757 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
759 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
760 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
761 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
762 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
764 2004-12-03 Mark Mitchell <mark@codesourcery.com>
765 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
767 2004-11-22 Mark Mitchell <mark@codesourcery.com>
768 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
770 2004-11-19 Mark Mitchell <mark@codesourcery.com>
771 * config.gcc (arm*-*-linux-gnueabi): Add it.
772 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
774 (TARGET_OS_CPP_BUILTINS): Likeiwse.
775 * config/arm/linux-eabi.h: New file.
776 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
777 (LINUX_TARET_LINK_SPEC): Likewise.
779 * config/arm/t-linux-eabi: New file.
781 2005-10-08 Steven Bosscher <stevenb@suse.de>
784 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
786 (PARAM_SMS_DFA_HISTORY): Likewise.
788 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
791 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
792 (load_register_parameters): Call it.
793 (check_sibcall_argument_overlap_1): Likewise.
794 (store_one_arg): Likewise.
796 2005-10-07 James E. Wilson <wilson@specifix.com>
798 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
799 DImode not VECINT24 for operand 2.
802 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
806 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
807 fr_spill): Use destination_operand for operand 0.
809 2005-10-07 DJ Delorie <dj@redhat.com>
811 * varasm.c (output_constant): Limit error to expanding
814 2005-10-07 Richard Guenther <rguenther@suse.de>
817 * fold-const.c (fold_binary): Fix operand types during folding
818 of X op (A, Y). Evaluation order of the side-effects of
819 X and A are frontend-defined, so ensure we honour that even for
820 tcc_comparison class operands; eased by removing duplicate code.
822 2005-10-07 Steve Ellcey <sje@cup.hp.com>
824 * stor-layout.c (layout_type): Do not allow alignment of array
825 elements to be greater than their size.
827 2005-10-07 Steve Ellcey <sje@cup.hp.com>
829 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
831 (hppa*-*-linux*): Ditto.
832 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
833 * config/host-hpux.c: New.
834 * config/x-hpux: New.
835 * config/pa/x-hpux: Remove.
836 * config/pa/x-linux: Remove.
837 * config/pa/pa-host.c: Remove.
839 2005-10-07 Jeff Law <law@redhat.com>
841 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
842 determine whether or not to try and thread outgoing edges.
844 2005-10-07 David Edelsohn <edelsohn@gnu.org>
846 * config/rs6000/rs6000.md (eqsi_power): New.
847 (neg_eq0si): Add TARGET_POWER to final condition.
850 2005-10-06 Richard Henderson <rth@redhat.com>
852 * config/rs6000/rs6000.c: Revert last change.
854 2005-10-06 Richard Henderson <rth@redhat.com>
856 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
857 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
859 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
863 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
864 out return_label and naked_return_label.
866 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
868 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
871 2005-10-06 Richard Henderson <rth@redhat.com>
874 * tree-inline.c (declare_return_variable): Handle modify_dest not
877 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
879 Fix PR tree-optimization/22488
880 * tree-ssa-structalias.c (check_for_overlaps): New function.
881 (create_variable_info_for): Use it.
883 2005-10-06 Richard Henderson <rth@redhat.com>
886 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
887 (dwarf2out_start_source_file): Print it.
889 2005-10-06 Geoffrey Keating <geoffk@apple.com>
891 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
893 2005-10-06 Richard Henderson <rth@redhat.com>
896 * mode-switching.c (optimize_mode_switching): Clear transp bit
897 for block with incomming abnormal edges.
899 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
900 (fpscr_set_from_mem): Use them.
901 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
902 (fpscr postinc splitters): Rewrite as peephole2+split.
904 2005-10-06 David Edelsohn <edelsohn@gnu.org>
906 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
907 (eq<mode>_compare): Same.
909 2005-10-06 Richard Guenther <rguenther@suse.de>
911 PR tree-optimization/24238
912 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
914 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
916 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
917 here. Use AC_PATH_PROG for environment variables instead of
919 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
921 * configure: Regenerated.
923 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
926 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
927 then force it into a register.
928 (call_value): Likewise.
930 2005-10-06 Richard Henderson <rth@redhat.com>
933 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
934 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
935 under pass_vectorize.
937 2005-10-05 Devang Patel <dpatel@apple.com>
940 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
941 handling constants. Check NAMESPACE_DECL context for constants.
943 2005-10-05 Eric Christopher <echristo@apple.com>
945 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
947 2005-10-05 Richard Henderson <rth@redhat.com>
950 * tree-cfg.c (mark_array_ref_addressable_1): New.
951 (mark_array_ref_addressable): New.
952 * tree-flow.h (mark_array_ref_addressable): Declare.
953 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
955 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
959 * reload.c (subst_reloads): When adding a REG_LABEL to a
960 jump instruction, also update JUMP_LABEL.
962 2005-10-05 David Edelsohn <edelsohn@gnu.org>
964 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
965 * bb-reorder.c (copy_bb_p): Use it.
966 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
968 2005-10-05 Richard Henderson <rth@redhat.com>
971 * toplev.c (process_options): Warn about unsupported combinations
972 of unwind tables and omit-frame-pointer.
973 * config/i386/i386.c (override_options): Similarly. Enable
974 accumulate-outgoing-args if not explicitly disabled.
976 2005-10-05 Steve Ellcey <sje@cup.hp.com>
978 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
979 Handle big endian vs. small endian.
980 (vec_initv2sf): Handle big endian vs. small endian.
981 (*vec_extractv2sf_1): Ditto.
983 2005-10-05 Dale Johannesen <dalej@apple.com>
985 * convert.c (convert_to_real): Don't convert
986 (float)floor(double d) to floorf((float)d).
988 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
990 * config/arm/arm.md (insv): Use gen_int_mode in more places.
992 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
994 PR tree-optimization/18587
995 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
996 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
997 build_vuses): Change to VEC type.
998 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
999 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
1000 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
1001 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
1002 (get_name_decl): New. Return DECL_UID of base variable.
1003 (operand_build_cmp): New. qsort comparison routine.
1004 (operand_build_sort_virtual): New. Sort virtual build vector.
1005 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1006 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1007 (FINALIZE_BASE): Use get_name_decl.
1008 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1009 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1010 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1011 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1012 direct VEC_* manipulations.
1013 (build_ssa_operands): Call operand_build_sort_virtual.
1014 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1015 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1016 with direct VEC_* manipulations.
1017 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1018 with direct VEC manipulations.
1020 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1022 PR tree-optimization/21419
1023 PR tree-optimization/24146
1024 PR tree-optimization/24151
1026 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1027 (build_asm_expr): Call it if outputs are read-only.
1028 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1030 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1031 Paolo Bonzini <bonzini@gnu.org>
1035 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1036 enable the instructions and not just the built-ins.
1037 * doc/invoke.texi (x86 Options): Likewise.
1039 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1041 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1043 * doc/invoke.texi (Option Summary): Correct spelling
1044 of -mmacosx-version-min.
1046 2005-10-04 Devang Patel <dpatel@apple.com>
1048 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1051 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1053 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1054 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1056 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1058 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1059 ("TE","tg"): New mode attributes.
1060 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1061 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1062 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1063 dword_mode and one for GPRmode.
1065 2005-10-04 Ian Lance Taylor <ian@airs.com>
1067 PR preprocessor/13726
1068 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1069 any comments passed in.
1071 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1073 * tree.c (annotate_with_file_line): Fix typo.
1075 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1078 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1079 type used to access data in the inlined length == 1 case, use
1080 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1081 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1083 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1085 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1086 TARGET_SSE3 and only for TARGET_80387.
1087 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1088 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1089 Do not depend on TARGET_80387.
1091 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1093 * tree.c (last_annotated_node): Change type to location_t*.
1094 (annotate_with_file_line): Reflect the change of
1095 last_annotated_node type.
1097 2005-10-04 Richard Guenther <rguenther@suse.de>
1100 * c-decl.c (grokdeclarator): Don't write to fields
1103 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1106 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1108 * varasm.c (make_decl_rtl): If a register variable does not
1109 have a set user assmbler name, error out.
1110 Decode the asmspec is now name+1 bypassing '*'.
1112 2005-10-04 Steven Bosscher <stevenb@suse.de>
1114 PR tree-optimization/23049
1115 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1116 of a COND_EXPR is folded before calling fold on the whole rhs of a
1117 conditional assignment.
1118 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1119 document that a COND_EXPR may appear there.
1121 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1124 * tree-vrp.c (extract_range_from_assert): If the new numeric
1125 range created out of the assertion contradicts the existing
1126 numeric range of the ASSERT_EXPR variable, make the new range
1129 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1131 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1132 from T_REGS to FP register class.
1134 2005-10-03 Richard Henderson <rth@redhat.com>
1137 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1138 before creating a new one.
1140 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1142 * config/rs6000/t-aix43 (LDFLAGS): New.
1143 * config/rs6000/t-aix52 (LDFLAGS): New.
1145 2005-10-03 Ian Lance Taylor <ian@airs.com>
1147 * gimplify.c (find_single_pointer_decl_1): New static function.
1148 (find_single_pointer_decl): New static function.
1149 (internal_get_tmp_var): For a formal variable, set restrict base
1150 information if appropriate.
1151 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1153 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1154 (DECL_GET_RESTRICT_BASE): Define.
1155 (SET_DECL_RESTRICT_BASE): Define.
1156 (decl_restrict_base_lookup): Declare.
1157 (decl_restrict_base_insert): Declare.
1158 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1159 * tree.c (restrict_base_for_decl): New static variable.
1160 (init_ttree): Initialize restrict_base_for_decl.
1161 (copy_node_stat): Copy restrict base information.
1162 (decl_restrict_base_lookup): New function.
1163 (decl_restrict_base_insert): New function.
1164 (print_restrict_base_statistics): New static function.
1165 (dump_tree_statistics): Call print_restrict_base_statistics.
1167 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1170 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1171 case of anti-ranges.
1173 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1176 * c-typeck.c (tagged_tu_seen): Rename to ...
1177 (tagged_tu_seen_cache): this and add val field.
1178 (comptypes): Move functional to comptypes_internal
1179 and free tagged_tu_seen.
1180 (comptypes_internal): New function and call comptypes_internal
1181 instead of comptypes. Speed up by sibcalling
1182 tagged_types_tu_compatible_p.
1183 (alloc_tagged_tu_seen): New function
1184 (free_all_tagged_tu_seen_up_to): New function.
1185 (tagged_types_tu_compatible_p): Return the val of the seen two
1187 Add that the two types are the same to tagged_tu_seen_base
1188 if they are and call comptypes_internal instead of comptypes.
1189 <case UNION_TYPE>: Speed up common type where the fields are
1191 (function_types_compatible_p): Call comptypes_internal instead of
1193 (type_lists_compatible_p): Likewise.
1194 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1196 2005-10-02 Matthias Klose <doko@debian.org>
1198 * doc/invoke.texi: Fix typo and speling error.
1200 2005-10-01 Richard Henderson <rth@redhat.com>
1202 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1204 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1206 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1207 using --start-group and --end-group.
1209 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1211 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1212 FIXME note regarding quirky semantics.
1214 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1217 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1218 non-null range as a last resort.
1220 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1221 Diego Novillo <dnovillo@redhat.com>
1224 * tree-vrp.c (extract_range_from_assert): For !=
1225 assertions, only build an anti-range if LIMIT is a
1226 single-valued range.
1228 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1230 * arm.md (movqi): On thumb when optimizing, handle loading from
1231 memory by describing this as taking a subreg of a zero-extended load
1232 into an SImode register.
1235 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1237 * reload1.c (merge_assigned_reloads): Do not change any
1238 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1240 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1242 * Makefile.in (LIPO_FOR_TARGET): Define.
1243 (STRIP_FOR_TARGET): Define.
1245 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1246 before creating new ones. Do symlinks before creating the actual
1249 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1250 to work out which multilibs are actually being built.
1252 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1254 * tree-vect-transform.c, config/ms1/ms1.md,
1255 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1256 Follow spelling conventions.
1257 * doc/invoke.texi, doc/md.texi: Fix typos.
1259 2005-09-30 Andrew Macleod <amacleod@redat.com>
1261 PR tree-optimization/21430
1262 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1263 use operands, and set stmt pointer if need be.
1264 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1265 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1268 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1271 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1273 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1275 * optabs.c (expand_binop): Initialize first_pass_p.
1277 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1280 * c-decl.c (c_write_global_declarations_1): If any
1281 wrapup_global_declaration_2 call returned true, restart the loop.
1283 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1285 Fix PR tree-optimization/24117
1286 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1287 before considering whether to use anyoffset.
1289 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1293 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1295 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1297 (swap_commutative_operands_with_target): New.
1299 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1302 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1305 2005-09-29 Steven Bosscher <stevenb@suse.de>
1307 PR tree-optimization/23911
1308 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1309 and IMAGPART_EXPR too.
1311 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1314 * expmed.c (expand_shift): Move logic to reverse rotation
1315 direction when rotating by constants ...
1316 * optabs.c (expand_binop): ... here.
1317 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1318 (ix86_rotrdi3): New pattern.
1319 (rotldi3): Handle 32-bit mode.
1320 (ix86_rotldi3): New pattern.
1322 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1325 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1326 check for numbers that need no bit twiddle.
1328 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1330 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1331 multilib to be built.
1333 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1334 (stage1-start): Delete old libgcc and libunwind before moving
1335 anything into the stage directory.
1336 (stage2-start): Likewise.
1337 (stage3-start): Likewise.
1338 (stage4-start): Likewise.
1339 (stageprofile-start): Likewise.
1340 (stagefeedback-start): Likewise.
1341 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1342 header in tm_file and CPU-specific t-darwin in tmake_file.
1343 (i[34567]86-*-darwin*): Don't change tm_file.
1344 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1345 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1346 shared library stub for target OS version.
1347 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1348 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1349 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1350 (libgcc_s.%.dylib): New.
1352 (install-darwin-libgcc-stubs): New.
1353 (INSTALL_LIBGCC): New append.
1354 * config/i386/darwin-libgcc.10.4.ver: New.
1355 * config/i386/darwin-libgcc.10.5.ver: New.
1356 * config/i386/t-darwin: New.
1357 * config/rs6000/darwin-libgcc.10.4.ver: New.
1358 * config/rs6000/darwin-libgcc.10.5.ver: New.
1359 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1360 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1362 2005-09-28 Paul Brook <paul@codesourcery.com>
1364 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1367 2005-09-28 Richard Guenther <rguenther@suse.de>
1369 PR tree-optimization/23853
1370 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1371 host_integerp to verify misalignment value.
1373 2005-09-28 Richard Henderson <rth@redhat.com>
1375 * builtins.c (get_builtin_sync_mode): New.
1376 (expand_builtin_sync_operation): Pass in mode argument.
1377 (expand_builtin_compare_and_swap): Likewise.
1378 (expand_builtin_lock_test_and_set): Likewise.
1379 (expand_builtin_lock_release): Likewise.
1380 (expand_builtin): Update to match.
1382 2005-09-28 Nick Clifton <nickc@redhat.com>
1384 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1385 formatting. Add check to PLUS case to ensure that the offset is
1386 within an acceptable range.
1388 * config/v850/v850.md (casesi): Disable the generation of the
1389 switch pattern as it is not being handled properly at the moment.
1391 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1392 for when the high words are identical.
1394 2005-09-27 Richard Henderson <rth@redhat.com>
1396 * pretty-print.c (pp_base_format): Fix typo for %>.
1398 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1399 Devang Patel <dpatel@apple.com>
1401 PR tree-optimization/23625
1402 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1403 LABEL_EXPR, assertion check.
1405 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1407 * optabs.c (no_conflict_move_test): Check if a result of a
1408 to-be-moved insn would be clobbered by an originally
1411 2005-09-27 Jeff Law <law@redhat.com>
1413 * passes.c (init_optimization_passes): Replace copy propagation
1414 passes immediately after DOM with phi-only copy propagation
1415 pases. Add phi-only copy propagation pass after first DOM pass.
1416 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1417 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1418 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1419 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1420 to init_copy_prop. Callers updated.
1421 (do_phi_only_copy_prop): New function.
1422 (pass_phi_only_copy_prop): New pass descriptor.
1424 2005-09-27 Nick Clifton <nickc@redhat.com>
1426 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1428 2005-09-26 Jason Merrill <jason@redhat.com>
1431 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1433 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1435 2005-09-26 James E Wilson <wilson@specifix.com>
1437 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1438 copyright. Add gcc copyright plus libgcc exception.
1439 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1441 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1443 2005-09-26 Jeff Law <law@redhat.com>
1445 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1446 about when to iterate.
1448 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1451 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1452 for __complex__ double in -mcpu=G5 mode.
1454 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1456 PR tree-optimization/23942
1457 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1458 * tree-scalar-evolution.c: Include params.h.
1460 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1461 follow_ssa_edge_in_condition_phi_branch,
1462 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1463 Change return type to t_bool. Use a parameter to limit the size of
1464 trees that are walked before stopping
1465 (analyze_evolution_in_loop): Initialize the limit to 0.
1466 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1467 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1469 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1472 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1473 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1475 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1477 * combine.c (make_extraction): Check for valid use of subreg.
1479 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1482 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1483 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1484 ("fist<mode>2_with_temp"): Use only register operands.
1486 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1488 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1489 CALL_INSN_FUNCTION_USAGE.
1491 2005-09-26 Richard Guenther <rguenther@suse.de>
1494 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1495 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1496 (ldst_entry): Use the hashtable instead of list-walking.
1497 (find_rtx_in_ldst): Likewise.
1498 (free_ldst_entry): Free the hashtable.
1499 (compute_ld_motion_mems): Create the hashtable.
1500 (trim_ld_motion_mems): Remove entry from hashtable if
1501 removing it from list.
1502 (compute_store_table): Likewise^2.
1503 (store_motion): Free hashtable in case we did not see
1506 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1508 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1509 and arg1 if we are passing them to fold_build2.
1511 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1514 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1517 2005-09-25 Richard Henderson <rth@redhat.com>
1519 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1520 SYMBOL_REF_TLS_MODEL to be correct.
1522 2005-09-24 Richard Henderson <rth@redhat.com>
1524 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1525 end of function. Reindent.
1527 2005-09-24 Ian Lance Taylor <ian@airs.com>
1529 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1530 NEGATE_EXPR/BIT_NOT_EXPR case.
1532 2005-09-24 Richard Henderson <rth@redhat.com>
1534 * c-common.c (handle_mode_attribute): When not modifying in place,
1535 create subtypes for enumerations.
1536 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1537 * gimplify.c (create_tmp_from_val): Likewise.
1539 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1541 * config/i386/i386.md (*tls_global_dynamic_64,
1542 *tls_local_dynamic_base_64): Add missing mode to call.
1543 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1545 2005-09-24 Jan Hubicka <jh@suse.cz>
1547 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1548 (cgraph_clone_node): Likewise.
1549 * cgraph.h (cgraph_clone_edge): Update prototype.
1550 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1551 duplicated prototypes; add updating argument.
1552 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1553 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1555 (cgraph_mark_inline_edge): Likewise.
1556 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1557 (cgraph_flatten_node): Likewise.
1558 (cgraph_decide_recursive_inlining): Likewise.
1559 (cgraph_decide_inlining_of_small_function): Likewise.
1560 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1562 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1563 Pete Steinmetz <steinmtz@us.ibm.com>
1565 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1566 (rldic.): Set type to "compare".
1568 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1569 mfjmpr for MFCTR/MFLR.
1570 (movdf_hardfloat64): Same.
1571 (movdf_softfloat64): Same. Correct order of store and move types.
1572 (movti_string): Set type to store_ux/load_ux.
1573 (load_multiple): Set type to load_ux.
1574 (store_multiple): Set type to store_ux.
1575 (movmemsi): Set type to store_ux.
1576 (output_cbranch direct_return): Set type to jmpreg.
1577 (stmw): Set type to store_ux.
1578 (lmw): Set type to load_ux.
1579 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1580 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1581 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1582 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1583 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1584 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1585 (rios1-fpstore): Increase latency to 3.
1586 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1587 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1589 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1590 Andrew Pinski <pinskia@physics.uc.edu>
1592 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1593 operand2 constraint to "b".
1594 (sync_<fetchop_name>di_internal): Same.
1595 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1597 (sync_old_<fetchop_name>di_internal): Same.
1598 (sync_new_<fetchop_name>si_internal): Same.
1599 (sync_new_<fetchop_name>di_internal): Same.
1601 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1604 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1605 case, define as macros.
1607 PR rtl-optimization/23837
1608 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1609 clobber / clobber match between dest and p->first.
1611 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1612 (no_conflict_move_test): Update comments.
1614 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1616 * doc/install.texi: Update URL for Jacks.
1617 * doc/sourcebuild.texi: Likewise.
1619 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1622 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1623 registers when choosing register preferences.
1624 (movdf_hardfloat64): Same.
1626 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1628 * expmed.c (expand_shift): Don't use the target of the rotate as
1629 target for the first expanded shift insn.
1630 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1632 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1634 PR tree-optimization/22438
1635 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1636 preserved iv rhs rewriting specially.
1638 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1640 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1641 estimate_only is true.
1642 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1643 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1644 tree-ssa-structalias.c
1645 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1646 ref_contains_indirect_ref.
1647 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1649 2005-09-21 DJ Delorie <dj@redhat.com>
1651 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1653 (mn10300_return_in_memory): Support variable size types also.
1654 (mn10300_pass_by_reference): Likewise.
1655 (mn10300_function_value): New.
1656 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1657 (FUNCTION_OUTGOING_VALUE): Likewise.
1658 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1659 * doc/invoke.texi: Document it.
1661 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1664 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1665 force integer op1 into register for XFmode compares.
1667 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1670 * expmed.c (alg_code): Add alg_impossible.
1671 (alg_hash_entry): Add cost.
1672 (synth_mult): Record alg_impossible in the hash table if
1673 multiplication by a given integer is impossble within the
1674 limit. Speed up using alg_impossible.
1676 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1678 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1679 argument. Allow and set any offset if needs_anyoffset is passed
1681 (get_constraint_for): Add argument here too.
1683 (do_structure_copy): Pass NULL to get_constraint_for.
1684 (handle_ptr_arith): Ditto.
1685 (find_func_aliases): Ditto.
1687 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1689 PR rtl-optimization/23898
1690 * output.h (get_attr_min_length): Declare.
1691 * final.c (get_attr_length_1): New function, broken out of:
1693 (get_attr_min_length): New function.
1694 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1695 (duplicate_computed_gotos): Likewise.
1696 * genattr.c (insn_min_length): Generate declaration.
1697 * genattrtab.c (min_fn, min_attr_value): New functions.
1698 (make_length_attrs): Generate insn_min_length.
1700 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1702 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1704 2005-09-20 Richard Henderson <rth@redhat.com>
1706 PR tree-optimization/24059
1707 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1710 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1712 * c.opt (fextended-identifiers): New.
1713 * c-opts.c (c_common_handle_option): Handle
1714 -fextended-identifiers.
1715 * doc/cpp.texi: Update documentation of extended identifiers.
1716 * doc/cppopts.texi (-fextended-identifiers): Document.
1718 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1720 PR tree-optimization/23929
1721 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1724 PR tree-optimization/23818
1725 * tree-stdarg.c (execute_optimize_stdarg): Call
1726 calculate_dominance_info.
1728 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1730 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1731 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1732 (compute_overlap_steps_for_affine_1_2): Use
1733 get_number_of_iters_for_loop.
1734 (analyze_subscript_affine_affine): Check whether difference is
1736 Use get_number_of_iters_for_loop.
1737 Check whether overlap occurs outside of bounds.
1738 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1740 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1742 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1743 base register if possible.
1745 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1747 PR tree-optimization/18463
1748 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1749 converting it directly is not possible.
1750 (chrec_convert_aggressive): New function.
1751 * tree-chrec.h (chrec_convert_aggressive): Declare.
1752 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1753 Fold chrec conversions aggressively if asked to.
1754 (instantiate_parameters): Modified because of changes in
1755 instantiate_parameters_1.
1757 2005-09-19 Richard Henderson <rth@redhat.com>
1759 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1760 (reduc_splus_v2df): New.
1762 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1764 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1765 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1767 2005-09-19 Richard Henderson <rth@redhat.com>
1769 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1772 2005-09-19 Richard Henderson <rth@redhat.com>
1774 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1775 (ia64_expand_dot_prod_v8qi): New.
1776 * config/ia64/ia64-protos.h: Update.
1777 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1778 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1779 sdot_prodv8qi, sdot_prodv4hi): New.
1780 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1782 2005-09-19 Richard Henderson <rth@redhat.com>
1785 * real.c (exact_real_truncate): Return false if the format cannot
1786 represent the number as a normal.
1788 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1789 for a memory source.
1791 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1793 * tree-ssa-operands.c (swap_tree_operands): Export.
1794 * tree.h (swap_tree_operands): Declare.
1795 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1796 Call swap_tree_operands.
1798 2005-09-19 Richard Henderson <rth@redhat.com>
1800 * tree-flow.h (merge_alias_info): Declare.
1801 * tree-ssa-copy.c (merge_alias_info): Export.
1802 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1803 (vect_create_data_ref_ptr): Use create_iv directly.
1804 (vectorizable_load): Use correct types for integer constants.
1805 (vect_generate_tmps_on_preheader): Likewise.
1806 (vect_gen_niters_for_prolog_loop): Likewise.
1808 2005-09-19 Steven Bosscher <stevenb@suse.de>
1810 PR rtl-optimization/23943
1811 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1813 2005-09-18 Jan Hubicka <jh@suse.cz>
1815 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1817 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1819 * varasm.c (output_constant): Do not abort on conversions to union
1820 types between different sizes.
1822 2005-09-18 Richard Guenther <rguenther@suse.de>
1825 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1828 2005-09-18 Paul Brook <paul@codesourcery.com>
1830 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1832 2005-09-17 Richard Henderson <rth@redhat.com>
1834 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1835 * tree-ssa-loop.c (pass_vect_dce): Remove.
1836 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1839 2005-09-17 Richard Henderson <rth@redhat.com>
1841 * tree-pass.h (pass_vect_dce): Declare.
1842 * passes.c (init_optimization_passes): Add it.
1843 * tree-flow.h (tree_ssa_dce): Declare.
1844 * tree-ssa-dce.c (tree_ssa_dce): Export.
1845 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1846 (gate_tree_vectorize): ... here.
1847 (pass_vect_dce): New.
1849 2005-09-17 Jan Hubicka <jh@suse.cz>
1851 * except.c (struct eh_status): Turn region_array into vec.
1852 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1853 convert_from_eh_region_ranges, find_exception_handler_labels,
1854 current_function_has_exception_handlers, assign_filter_values,
1855 build_post_landing_pads, dw2_build_landing_pads,
1856 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1857 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1858 foreach_reachable_handler, can_throw_internal_1,
1859 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1861 (duplicate_eh_region_1): Update region_array.
1862 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1864 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1867 * expmed.c (expand_mult): Substitute simple register for op0 when
1870 2005-09-17 Richard Henderson <rth@redhat.com>
1872 * expr.c (emit_move_via_integer): Add force argument, pass it on
1873 to emit_move_change_mode. Update callers.
1874 (emit_move_complex): Pass true to new force argument.
1875 * function.c (expand_function_end): Move expand_eh_return call
1876 earlier. Merge sub-word complex values into a pseudo before
1877 copying to the return hard register.
1879 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1881 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1882 between different sizes.
1884 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1888 * passes.c (init_optimization_passes): Register dump files for
1891 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1893 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1894 * config/s390/s390.c (s390_overlap_p): New function.
1895 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1896 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1899 2005-09-16 Richard Guenther <rguenther@suse.de>
1901 * ipa-pure-const.c (static_execute): Free auxiliar information.
1902 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1903 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1905 2005-09-15 DJ Delorie <dj@redhat.com>
1907 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1909 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1911 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1913 (swap_commutative_operands_with_target): New.
1915 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1917 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1920 (estimate_iters_using_array): New function.
1921 * tree-data-ref.h (estimate_iters_using_array): Prototype
1922 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1923 Use estimate_iters_using_array instead of analyze_array.
1925 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1927 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1930 2005-09-15 Michael Matz <matz@suse.de>
1932 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1934 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1936 PR tree-optimization/23835
1937 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1938 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1940 2005-09-14 Richard Henderson <rth@redhat.com>
1942 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1943 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1945 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1947 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1948 in the ARRAY_TYPE case.
1950 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1952 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1954 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1957 * tree-vect-transform.c (vectorizable_operation): Return false for
1958 scalar shift operations and for vector shift operations with
1959 non-invariant shift arguments. Use scalar tree operand op1 as
1960 a shift operand when vector shift insn pattern uses scalar shift
1962 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1964 2005-09-14 Olivier Hainque <hainque@adacore.com>
1966 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1967 value if it has side-effects.
1969 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1972 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1974 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1976 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1977 passed as NAME as if it were label at start of function code.
1979 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1981 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1984 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1986 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1987 as early clobber. Rewrite so the PIC register is not implicitly used.
1989 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1991 * tree.c (annotate_with_file_line): Compare line numbers before
1994 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1997 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1998 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2000 2005-09-13 Ian Lance Taylor <ian@airs.com>
2002 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
2003 than a HOST_WIDEST_INT to gen_doloop_begin.
2005 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2007 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2009 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2011 PR tree-optimize/23817
2012 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2014 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2017 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2018 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2019 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2020 (restore_stack_nonlocal): Likewise.
2021 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2023 2005-09-12 Ian Lance Taylor <ian@airs.com>
2026 * c.opt (ffriend-injection): New C++ option.
2027 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2028 (C++ Dialect Options): Document -ffriend-injection.
2030 2005-09-12 Josh Conner <jconner@apple.com>
2033 * ipa-reference.c (static_execute): Don't mark variables in
2034 named sections TREE_READONLY.
2036 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2038 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2041 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2043 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2044 V_MUST_DEF instead of just the first_use_p.
2045 Don't mark the virtual variables for renaming on the statement which
2047 (pass_dse): Remove TODO_update_ssa.
2049 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2052 * stor-layout.c (compute_record_mode): For records with a single
2053 field, actually check the field's mode size against the type size.
2055 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2056 registers for TARGET_SHMEDIA.
2057 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2058 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2059 of GENERAL_REGS and FP_REGS.
2061 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2063 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2065 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2067 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2068 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2069 are omitted. Exclude stack_tie insn too.
2071 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2073 PR rtl-optimization/23098
2074 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2076 * config/rs6000/rs6000.md (movdf splitter): Use
2077 const_double_operand predicate for TARGET_POWERPC64.
2078 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2079 SYMBOL_REF method to ABI_V4.
2081 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2082 replace_equiv_address.
2083 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2084 rs6000_sr_alias_set and MEM_NOTRAP.
2085 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2087 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2089 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2090 handle CALL_EXPR again.
2092 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2094 * arm/predicates.md (alignable_memory_operand): Delete.
2096 2005-09-10 Richard Henderson <rth@redhat.com>
2099 * dbxout.c (dbxout_expand_expr): New.
2100 (dbxout_symbol): Use it.
2102 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2104 * arm.c (arm_gen_rotated_half_load): Delete.
2105 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2106 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2107 (thumb_set_return_address): Likewise.
2108 (thumb_load_double_from_address): Use adjust_address.
2109 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2110 (extendhsisi2_mem, movhi_bytes): Use change_address.
2111 (movhi): Use widen_memory_access.
2112 (reload_out_df): Use replace_equiv_address.
2113 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2115 2005-09-09 Richard Henderson <rth@redhat.com>
2118 * dbxout.c: Include expr.h.
2119 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2120 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2121 * Makefile.in (dbxout.o): Add EXPR_H.
2123 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2125 PR tree-optimization/23509
2126 * tree-cfg.c (replace_uses_by): Use replace_exp.
2127 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2128 pointers have name_mem_tag or type_mem_tag set.
2130 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2132 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2133 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2134 of wrongly accessing operands.
2136 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2138 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2139 * tree-chrec.c: Include tree-scalar-evolution.h.
2140 (chrec_convert): Instantiate the base and step before calling
2141 scev_probably_wraps_p that would fail on parametric evolutions.
2142 Collect all the fails into a single section failed_to_convert,
2143 print a diagnostic, and return chrec_dont_know instead of calling
2145 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2146 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2148 (scev_const_prop): Don't replace the definition of a loop closed ssa
2149 phi node by itself, or by another loop closed ssa phi node.
2150 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2151 that base and step are defined.
2153 2005-09-09 Richard Guenther <rguenther@suse.de>
2156 * fold-const.c (fold_ternary): Check truth_value_p before
2157 calling invert_truthvalue.
2159 2005-09-09 Nick Clifton <nickc@redhat.com>
2161 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2162 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2163 dimension of these arrays.
2164 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2166 * longlong.h: Only provide a prototype for the __clz_tab[] array
2167 if this header has not been included from libgcc2.h.
2168 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2170 Provide prototypes for exported functions.
2171 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2174 2005-09-08 Josh Conner <jconner@apple.com>
2178 * expr.c (expand_expr_addr_expr_1): Don't invoke
2179 expand_simple_binop for EXPAND_INITIALIZER.
2181 2005-09-08 Richard Henderson <rth@redhat.com>
2184 * toplev.c (wrapup_global_declaration_1): Split out ...
2185 (wrapup_global_declaration_2): ... from ...
2186 (wrapup_global_declarations): ... here. Return bool.
2187 (check_global_declaration_1): Split out ...
2188 (check_global_declarations): from here.
2189 (emit_debug_global_declarations): New.
2190 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2191 check_global_declaration_1, emit_debug_global_declarations): Declare.
2192 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2193 of decls. Call wrapup_global_declaration_1,
2194 wrapup_global_declaration_2, check_global_declaration_1 directly.
2195 (c_write_global_declarations_2): New.
2197 (c_write_global_declarations): Call c_write_global_declarations_2.
2198 * langhooks.c (write_global_declarations): Call
2199 emit_debug_global_declarations.
2201 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2202 remove decls that have DECL_RTL_SET_P.
2203 * passes.c (rest_of_decl_compilation): Invoke
2204 cgraph_varpool_finalize_decl for all but functions.
2206 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2208 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2209 the result of a conversion if the new min and max cannot be compared.
2211 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2213 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2214 (override_options): Setting s390_sr_alias_set removed.
2215 (save_fpr, save_gprs): Set alias set to vararg or frame.
2216 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2217 s390_sr_alias_set with get_frame_alias_set ().
2218 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2219 get_varargs_alias_set ().
2221 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2225 * c-parser.c (c_parser_objc_method_definition): If the next
2226 token is not "{", error out and don't start the function.
2228 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2230 * tree-vrp.c (extract_range_from_expr): Move the check for non
2231 nullness after the check for gimple invariant.
2233 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2235 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2237 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2240 * config/m32r.md (movmemsi_internal): Canonicalize order of
2241 operands in PLUS component of template.
2243 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2245 * reload1.c (fixup_eh_region_note): Remove assertion.
2246 (fixup_abnormal_edges): Reverted removal of call to
2247 find_many_sub_basic_blocks made on 2005-08-31.
2249 2005-09-07 Richard Henderson <rth@redhat.com>
2251 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2252 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2253 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2254 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2255 rearrange for better packing.
2256 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2257 (lookup_cfa_1): Remove inline marker.
2258 (cfa_equal_p): Split out of ...
2259 (def_cfa_1): ... here. Use INVALID_REGNUM.
2260 (build_cfa_loc): Handle !cfa->indirect.
2261 (frame_pointer_cfa_offset): New.
2262 (dbx_reg_number): Assert register elimination performed; do
2263 leaf register remapping.
2264 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2265 (eliminate_reg_to_offset): New.
2266 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2267 for verifiably local stack frame addresses; re-base to CFA.
2268 (mem_loc_descriptor): Remove can_use_fbreg argument.
2269 (concat_loc_descriptor, loc_descriptor): Likewise.
2270 (containing_function_has_frame_base): Remove.
2271 (rtl_for_decl_location): Don't do register elimination or
2272 leaf register remapping here.
2273 (secname_for_decl): Split out from ..
2274 (add_location_or_const_value_attribute): ... here.
2275 (convert_cfa_to_loc_list): New.
2276 (compute_frame_pointer_to_cfa_displacement): New.
2277 (gen_subprogram_die): Use them.
2278 * tree.h (frame_base_decl): Remove.
2279 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2280 (prologue_stack_adjust): Remove.
2281 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2282 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2283 (set_frame_base_location): Remove.
2284 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2285 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2286 (vt_add_function_parameters): Don't eliminate_regs.
2287 (vt_initialize): Don't create frame_base_decl.
2289 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2291 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2292 version of GNU binutils for 4.x and later.
2294 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2296 * ggc-page.c (ggc_push_context): Remove.
2297 (ggc_pop_context): Likewise.
2298 * ggc.h (ggc_push_context): Remove.
2299 (ggc_pop_context): Likewise.
2301 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2304 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2305 returning from an interrupt handler.
2307 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2310 * config/arc/arc.c (output_shift): Add check for loop count when
2313 2005-09-06 Steven Bosscher <stevenb@suse.de>
2315 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2317 (abs_replacement): Likewise.
2318 (pass_phiopt): Remove TODO_update_ssa.
2320 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2323 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2324 if "return with no value, in function returning non-void" warning
2326 * tree-cfg.c (execute_warn_function_return): Don't look at
2327 RETURN_EXPRs with TREE_NO_WARNING set.
2330 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2331 for internal functions doesn't use registers used by global registers
2332 variables. Use fewer register parameters if there are global register
2335 2005-09-06 Olivier Hainque <hainque@adacore.com>
2336 Eric Botcazou <ebotcazou@adacore.com>
2339 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2340 when we would be extracting outside its bit span (bitpos+bitsize
2341 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2342 Ada unchecked conversions.
2344 2005-09-06 Steven Bosscher <stevenb@suse.de>
2346 * tree-ssa-pre.c (try_look_through_load): New function.
2347 (compute_avail): Use it to try to look through loads for some
2348 more useful expressions.
2350 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2352 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2353 condition for detecting cases like (a&a) and (a^a).
2355 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2357 * common.opt: Add option ftree-vect-loop-version.
2358 * params.def: Add --param vect-max-version-checks.
2359 * doc/invoke.texi: Document ftree-vect-loop-version and
2360 --param vect-max-version-checks.
2361 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2362 may_misalign_stmts and defines for accessors.
2363 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2364 LOOP_VINFO_MAY_MISALIGN_STMTS.
2365 (destroy_loop_vec_info): VEC_free for
2366 LOOP_VINFO_MAY_MISALIGN_STMTS.
2367 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2368 Update documentation.
2369 (vect_update_misalignment_for_peel): New.
2370 (vect_enhance_data_refs_alignment): Update to choose loop
2371 peeling or loop versioning if appropriate for the (potentially)
2372 unaligned data references in the loop.
2373 (vect_analyze_data_refs_alignment): Remove call to
2374 vect_enhance_data_refs_alignment so the checks can be done
2376 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2377 and move up call to vect_analyze_data_refs_alignment.
2378 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2379 (vect_transform_loop): Add call to loop_version.
2381 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2383 PR rtl-optimization/23098
2384 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2385 * simplify-rtx.c (constant_pool_reference_p): New function.
2386 * rtl.h (constant_pool_reference_p): New prototype.
2387 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2388 constant_pool_reference_p in condition and
2389 avoid_constant_pool_reference in preparation statements.
2391 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2393 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2394 STRICT_LOW_PART SETs.
2396 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2399 * except.c (sjlj_emit_function_enter): Find the function begin
2400 note even when it's not in first basic block.
2402 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2404 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2405 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2406 * aclocal.m4: Regenerate.
2408 2005-09-05 DJ Delorie <dj@redhat.com>
2410 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2413 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2415 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2416 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2417 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2418 Follow spelling conventions.
2419 * doc/invoke.texi: Follow spelling conventions.
2421 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2423 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2424 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2425 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2427 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2430 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2431 (output_stack_adjust): Use gen_tmp_stack_mem.
2432 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2433 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2434 (sh_get_pr_initial_val): Likewise.
2435 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2436 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2437 * sh.md (divsi_inv_m0): Use gen_const_mem.
2438 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2439 (movdf_i4+1): Use gen_tmp_stack_mem.
2440 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2441 (fpu_switch+2): Likewise.
2442 (movv4sf_i, movv16sf_i): Use adjust_address.
2443 (symGOT_load): Set MEM_NOTRAP_P bit.
2445 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2448 * pa.c (emit_move_sequence): Fix typo in last change.
2450 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2452 PR rtl-optimization/23454
2453 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2456 2005-09-03 Richard Henderson <rth@redhat.com>
2457 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2460 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2463 2005-09-02 Nicolas Pitre <nico@cam.org>
2465 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2466 to bit_count to 32 bits.
2468 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2471 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2472 generating synthetic loads from volatile lvalues.
2474 005-09-02 Nick Clifton <nickc@redhat.com>
2476 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2477 __ctzhi2, __clzhi2): New functions.
2479 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2482 * tree-nested.c (struct var_map_elt): Mark with GTY.
2483 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2485 (lookup_field_for_decl): Allocate new element in GC memory.
2486 (lookup_tramp_for_decl): Likewise.
2487 (convert_nl_goto_reference): Likewise
2488 (create_nesting_tree): Allocate info in GC memory. Likewise for
2490 (free_nesting_tree): Free with ggc_free instead of free.
2491 (root): New static variable.
2492 (lower_nested_functions): Remove root as local variable. And zero out
2493 root at the end of the function.
2495 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2497 PR rtl-optimization/20365
2498 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2499 to short. New member ix.
2500 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2501 (simplify_plus_minus): Initialize ix members before calling qsort.
2503 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2505 PR tree-optimization/23626
2506 * tree-cfg.c (replace_uses_by): Clean up eh info.
2508 2005-09-01 DJ Delorie <dj@redhat.com>
2510 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2513 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2515 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2516 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2519 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2521 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2522 do not issue warning for a variable definition following
2525 2005-09-01 Richard Henderson <rth@redhat.com>
2528 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2529 conversion to CONST_VECTOR.
2531 2005-09-01 Richard Henderson <rth@redhat.com>
2534 * reload1.c (reload_as_needed): Check !CALL_P before calling
2535 fixup_eh_region_note.
2536 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2538 2005-09-01 DJ Delorie <dj@redhat.com>
2540 * varasm.c (output_constant): Let the target resolve
2541 conversions of addresses to non-default pointer sizes.
2543 2005-09-01 Nicolas Pitre <nico@cam.org>
2545 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2546 to alow matching ARM pre-indexed addressing mode.
2547 (arm_override_options): Remove now irrelevant comment.
2549 2005-09-01 Phil Edwards <phil@codesourcery.com>
2551 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2552 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2553 * config/i386/vxworks.h: Likewise.
2554 * config/i386/t-vxworksae: New file, for VxWorks AE.
2555 * config/i386/vxworksae.h: Likewise.
2557 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2559 PR tree-optimization/23410
2560 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2561 sequence is not wrapping during the first step.
2563 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2566 * dwarf2out.c (base_type_die): Compare char_type_node with
2567 TYPE_MAIN_VARIANT (type), not type.
2569 2005-09-01 Richard Guenther <rguenther@suse.de>
2571 PR tree-optimization/15366
2572 * common.opt: Add -finline-functions-called-once.
2573 Put -fearly-inlining in alphabetically ordered place.
2574 * doc/invoke.texi: Document new option.
2575 * ipa-inline.c (cgraph_decide_inlining): Honour
2576 flag_inline_functions_called_once.
2578 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2580 PR rtl-optimization/23478
2581 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2582 (alloc_qty): Initialize it.
2583 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2584 (combine_regs): Combine also n_throwing_calls_crossed fields.
2585 (find_free_reg): Don't attempt to caller-save pseudos crossing
2586 calls that might throw.
2587 * global.c (struct allocno): Add throwing_calls_crossed field.
2588 (global_alloc): Revert 2005-08-22 change. Initialize
2589 throwing_calls_crossed.
2590 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2593 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2596 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2597 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2598 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2599 (and64_2_operand): Tweak to use predicate.
2600 (and_operand): Adjust for mask_operand changes.
2601 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2602 (print_operand): Likewise.
2603 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2604 (mask64_1or2_operand): Delete.
2605 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2606 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2607 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2608 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2609 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2610 (rotldi3_internal4): Likewise.
2611 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2612 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2613 (ashldi3_internal7): Likewise.
2614 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2615 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2616 (anddi3 split): Don't match mask64_operand.
2617 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2618 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2619 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2620 't' splitter predicate.
2621 (movdi_internal64 + 2): Revert 2005-06-11 change.
2623 2005-08-31 DJ Delorie <dj@redhat.com>
2625 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2626 (m32c_asm_integer): Add support for 32 bit pointers.
2628 2005-08-31 Richard Henderson <rth@redhat.com>
2630 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2631 component-like references for setting MEM_NOTRAP_P.
2633 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2634 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2636 2005-08-31 Richard Henderson <rth@redhat.com>
2638 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2639 into a pseudo before applying gen_lowpart.
2641 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2643 * doc/install.texi (Specific): Update cctools version required
2644 for full functionality.
2645 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2646 linkers as -macosx_version_min.
2648 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2651 * sh.c (print_operand, %R and %S): Add handling of floating point
2652 registers, memory, constants and invalid operands.
2654 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2656 * ipa-pure-const.c: Change dump name.
2658 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2661 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2662 to "reg_or_0_operand".
2663 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2665 2005-08-31 Dale Johannesen <dalej@apple.com>
2667 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2668 loops that count down.
2670 2005-08-31 Richard Henderson <rth@redhat.com>
2673 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2674 (fixup_eh_region_note): New.
2675 (reload_as_needed): Call it.
2676 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2677 don't call find_many_sub_basic_blocks; call verify_flow_info.
2678 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2679 (keep_stack_depressed): Likewise.
2680 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2682 2005-08-31 Richard Henderson <rth@redhat.com>
2684 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2687 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2689 * expr.c (expand_expr_real_1): Compare size of address
2690 mode to target's address mode size in deciding expansion of
2691 the constant address.
2693 2005-08-31 Richard Guenther <rguenther@suse.de>
2696 * expr.c (all_zeros_p): New function.
2697 (expand_expr_real_1): Handle the case of an all-zero
2698 non-addressable constructor separately.
2700 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2702 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2703 arguments, adjust all callers.
2704 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2706 2005-08-30 Richard Henderson <rth@redhat.com>
2709 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2710 whenever the mode sizes match.
2712 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2714 * calls.c (load_register_parameters): Fix comment typo.
2715 * expr.c (emit_push_insn): Comment formatting.
2717 2005-08-30 Ian Lance Taylor <ian@airs.com>
2719 * config/i386/x-cygwin (host-cygwin): Change dependency from
2720 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2722 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2724 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2727 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2730 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2731 call to ggc_collect.
2733 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2736 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2737 beginning. Remove $(INCLUDES) from all the rules, if following
2738 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2740 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2743 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2744 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2745 not constant, but maxlen is, don't set len to maxlen, rather
2746 set maxlen to len if len is a constant.
2748 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2750 PR tree-optimization/23475
2751 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2754 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2756 Fix PR middle-end/22455
2758 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2759 Checksum only the parts of the tree that exist for the tree code.
2761 2005-08-28 Dale Johannesen <dalej@apple.com>
2763 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2765 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2767 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2769 2005-08-28 Richard Henderson <rth@redhat.com>
2771 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2772 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2775 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2778 * builtins.c (get_memory_rtx): Don't strip nops
2779 in between COMPONENT_REFs.
2781 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2784 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2786 (gimplify_modify_expr): Check for zero sized types and gimplify the
2787 rhs and lhs as statements.
2789 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2792 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2793 state for return address column of signal frames.
2795 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2798 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2799 bytes >= 2 not bytes == 2.
2800 (expand_block_move): Same.
2802 2005-08-27 Richard Guenther <rguenther@suse.de>
2805 * config/i386/sse.md (sse2_movsd): Add missing closing
2808 2005-08-27 Paul Brook <paul@codesourcery.com>
2810 * genrecog.c (enum decision_type): Add DT_num_insns.
2811 (struct decision_test): Add u.num_insns.
2812 (add_to_sequence): Add DT_num_insns test.
2813 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2814 (write_cond, debug_decision_2): Ditto.
2815 (change_state): Assume peep2_next_insn never fails.
2816 Remove "afterward" argument.
2817 (write afterward, write_tree): Update to match.
2818 * recog.c (peep2_current_count): New variable.
2819 (peep2_next_insn): Check it.
2820 (peephole2_optimize): Set peep2_current_count.
2821 * recog.h (peep2_current_count): Declare.
2823 2005-08-26 Josh Conner <jconner@apple.com>
2826 * ipa-pure-const.c (check_tree): Check for volatile-ness
2827 when considering a dereference.
2829 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2831 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2833 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2835 PR rtl-optimization/23561
2836 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2837 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2838 at most LEN bytes long memory fits into the field.
2839 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2840 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2841 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2843 2005-08-26 Richard Henderson <rth@redhat.com>
2846 * loop.c (biased_biv_may_wrap_p): New.
2847 (maybe_eliminate_biv_1): Use it to suppress non-equality
2848 comparison transformations. Delete disabled code.
2850 2005-08-26 Ian Lance Taylor <ian@airs.com>
2852 * combine.c (make_extraction): Avoid reference outside object.
2854 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2856 * stor-layout.c (finalize_type_size): Restore behaviour for
2857 non-aggregate types to the status quo ante of the patch for
2858 pr 23467. Document why it matters.
2860 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2863 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2864 array by one element, initialize the BT_LAST element with NULL.
2866 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2868 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2869 optimizing for size.
2871 (compare_plus_eqsi): Same.
2872 (plus_eqsi_compare): Same.
2873 (neg_eq0<mode>): Same.
2874 (neg_eq<mode>): Same.
2876 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2879 2005-08-26 Nick Clifton <nickc@redhat.com>
2881 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2882 TARGET_EP is not defined.
2883 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2884 TARGET_EP is enabled.
2885 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2886 * config/v850/v850.md (save_all_interrupt): Only use the EP
2887 register if TARGET_EP is defined.
2888 (restore_all_interrupt): Likewise.
2889 * config/v850/lib1funcs.asm: Update functions so that the EP
2890 register is only used if __EP__ is defined.
2892 2005-08-26 David Ung <davidu@mips.com>
2894 * config/mips/mips.c (mips_expand_prologue): Handle case when
2895 generating for MIPS16 and the outgoing argument area is more than
2896 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2899 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2901 * config/crx/crx.md: Make doloop_end pattern usage controllable
2902 via mloop-nesting=<max-nesting> command line switch. Make sure
2903 the combiner cannot use doloop_end_<mode> in an illegal way.
2904 * config/crx/crx.c: Use regs up to r6 for argument passing.
2905 Refine crx_address_cost (non cst4 displacements are expensive).
2906 * config/crx/crx.opt: Add switch for mloop-nesting=.
2908 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2910 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2911 (UNSPEC_MVST): New constant.
2913 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2915 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2916 Reject operands containing eliminable registers.
2917 * testsuite/gcc.dg/20050825-1.c: New testcase.
2919 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2920 Jan Hubicka <jh@suse.cz>
2922 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2924 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2926 PR tree-optimization/23546
2927 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2930 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2932 * params.def (PARAM_MIN_SPEC_PROB): New.
2933 * sched-rgn.c (MIN_PROBABILITY): Delete.
2934 (compute_trg_info): Convert to PARAM_VALUE.
2935 * doc/invoke.texi (param): Document min-spec-prob.
2937 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2939 * config/darwin.h: define __PIC__
2940 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2941 TARGET_OS_CPP_BUILTINS macro.
2943 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2945 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2948 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2950 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2952 * cfghooks.c (duplicate_block): Added position where to place
2953 new block as argument.
2954 * cfghooks.h (duplicate_block): Declaration changed.
2955 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2957 * cfglayout.h (copy_bbs): Declaration changed.
2958 * cfgloop.h (loop_version): Declaration changed.
2959 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2960 position to copy_bbs.
2961 (loop_version): Pass position to duplicate_loop_to_header_edge.
2962 Add place_after argument and position new blocks according to
2964 * modulo-sched.c (sms_schedule): Pass place_after argument
2966 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2967 * tree-cfg.c (split_edge_bb_loc): New function.
2968 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2969 to determine position of new blocks.
2970 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2972 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2973 argument to duplicate_block.
2974 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2975 Pass position to copy_bbs.
2977 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2979 * fold-const.c (ptr_difference_const): Use
2980 cst_and_fits_in_hwi instead of host_integerp.
2982 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2984 * config/darwin.c (gen_pic_offset): New.
2985 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2988 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2990 PR tree-optimization/23486
2991 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2993 2005-08-23 Phil Edwards <phil@codesourcery.com>
2995 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2996 remove use_collect2.
2997 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2999 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
3000 configuration files to override the default value.
3002 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
3003 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
3004 * config/vx-common.h: New file, split out from...
3005 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3006 * config/vxworksae.h: New file, for VxWorks AE.
3007 * config/vxworks.opt: New file.
3008 * config/vxlib.c: Update for VxWorks 6.
3010 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3011 other MULTILIB_* variables appropriately.
3012 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3013 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3014 * config/rs6000/vxworks.h: Update for VxWorks 6.
3015 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3017 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3020 * config/darwin.c (machopic_select_section): Remove the hack to
3021 mark "::operator new" and "::operator delete" for coalescing
3022 even though they are not weak.
3024 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3026 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3027 * configure: Regenerate.
3029 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3032 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3034 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3035 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3038 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3040 * config/rs6000/predicates.md (equality_operator): New.
3041 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3042 comparison with a large constant.
3044 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3046 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3048 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3050 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3051 registers is even, and we have a hardware double precision fp,
3053 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3054 size of current argument when checking if argument was passed in
3057 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3060 * stor-layout.c (finalize_type_size): Dont override
3061 existing alignment with a smaller alignment from the mode.
3063 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3065 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3066 * lambda.h (lambda_vector_lexico_pos): ... here.
3067 * tree-data-ref.c (build_classic_dist_vector): Return false when
3068 the distance vector is lexicographically negative.
3070 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3072 PR tree-optimization/23511
3073 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3074 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3076 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3078 PR tree-optimization/22043
3079 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3080 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3081 If ALLOW_FLEXARR, handle types ending with flexible array member.
3082 Pass false as second argument to recursive count_type_elements calls.
3083 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3084 argument to count_type_elements call.
3085 * tree-sra.c (decide_block_copy): Likewise.
3086 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3087 for a constant-sized object, set cleared as well. Pass true as
3088 second argument to count_type_elements call.
3090 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3093 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3094 from legitimate_small_data_p, and make global. Update use.
3095 Remove forward declaration.
3096 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3098 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3100 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3102 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3103 of scratch intermediates.
3104 (eq<mode>_compare): Same.
3105 (neg_eq0<mode>): New.
3106 (neg_eq<mode>): Convert to define_insn_and_split.
3108 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3111 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3112 stdarg functions, set/clear the fp marker even when no variable
3114 * config/rs6000/sysv4.opt (mprototype): Describe.
3116 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3118 PR rtl-optimization/23478
3119 * regs.h (reg_info): Add throw_calls_crossed.
3120 (REG_N_THROWING_CALLS_CROSSED): Define.
3121 * flow.c (allocate_reg_life_data): Initialize
3122 REG_N_THROWING_CALLS_CROSSED.
3123 (propagate_one_insn, attempt_auto_inc): Update
3124 REG_N_THROWING_CALLS_CROSSED.
3125 * global.c (global_alloc): Don't allocate pseudos across
3126 calls that may throw.
3128 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3131 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3132 value is inbetween the range if we did not find an exact match.
3134 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3136 * doc/invoke.texi (Option Summary): Add ms1 options.
3137 * doc/extend.texi: Document interrupt handler attribute for ms1.
3138 * doc/md.texi: Document ms1 constraints.
3139 * config.gcc: Add ms1-*-elf.
3140 * config/ms1/ms1.h: New.
3141 * config/ms1/ms1.c: New.
3142 * config/ms1/ms1.md: New.
3143 * config/ms1/ms1-protos.h: New.
3144 * config/ms1/ABI.txt: New.
3145 * config/ms1/crti.asm: New.
3146 * config/ms1/crtn.asm: New.
3147 * config/ms1/lib2extra-funcs.c: New.
3148 * config/ms1/t-ms1: New.
3149 * config/ms1/ms1.opt: New.
3151 2005-08-22 Ira Rosen <irar@il.ibm.com>
3153 * config/rs6000/altivec.md (xorv4sf3): New.
3154 (negv4sf2, neg<mode>2): Likewise.
3156 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3159 * config/ia64/ia64.md (divsi3): Check divide by zero.
3160 (udivsi3): Likewise.
3162 (udivdi3): Likewise.
3164 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3166 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3167 up to elem_bitsize bits, not max_bitsize.
3169 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3171 PR tree-optimization/23433
3172 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3173 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3175 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3177 PR tree-optimization/23434
3178 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3179 the iteration bound is not an INTEGER_CST.
3181 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3183 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3184 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3185 NULL if need_epilog_adjust is false.
3186 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3187 Case 3 always peels first itration, not just for PLUS case, and no need
3188 to use scalar_initial_def here. Create an epilog adjustment only if
3189 scalar_initial_def is not NULL.
3191 (vectorizable_reduction): Remove assert.
3193 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3196 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3197 (__moddi3): Likewise.
3198 (__udivdi3): Likewise.
3199 (__umoddi3): Likewise.
3200 (__divsi3): Likewise.
3201 (__modsi3): Likewise.
3202 (__udivsi3): Likewise.
3203 (__umodsi3): Likewise.
3205 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3207 * tree-pass.h (TDF_GRAPH): Define.
3208 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3209 * passes.c (finish_optimization_passes): Only call
3210 finish_graph_dump_file if TDF_GRAPH is set.
3211 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3212 NULL. Set TDF_GRAPH bit.
3213 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3215 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3217 * arm.h (arm_stack_offsets): Add locals_base field.
3218 * arm.c (arm_get_frame_offsets): Compute it.
3219 (thumb_compute_initial_elimination offset): Make the Thumb frame
3220 pointer point to the base of the local variables.
3221 (thumb_expand_prologue): Update accordingly.
3222 (thumb_expand_epilogue): Likewise.
3224 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3225 mode of clobbered scratch to DImode. Handle a case that's known to
3228 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3230 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3231 (gt0<mode>_compare): Delete.
3232 (neg_gt0<mode>): Delete.
3234 2005-08-19 Eric Christopher <echristo@apple.com>
3236 * optabs.h: Change CTI_ to COI_.
3239 2005-08-19 James E Wilson <wilson@specifix.com>
3241 * builtins.c (expand_builtin_return_addr): Set
3242 current_function_accesses_prior_frames when count != 0. Use
3243 frame_pointer_rtx when count == 0.
3244 * function.h (struct function): Add accesses_prior_frames field.
3245 (current_function_accesses_prior_frames): Define.
3246 * reload1.c (init_elim_table): Check
3247 current_function_accesses_prior_frames.
3248 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3250 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3252 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3253 indicator. Return true if the flowgraph changed during
3256 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3259 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3260 conditional expression before testing its value.
3262 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3264 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3266 2005-08-19 Devang Patel <dpatel@apple.com>
3268 PR tree-optimization/23048
3269 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3270 third parameter. Check whether latch is dominated by exit
3272 (if_convertible_loop_p): Supply exit block itself to
3273 if_convertible_bb_p.
3275 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3278 * arm.md (arm_load_pic_register): Change argument to the mask of
3279 saved registers. Call thumb_find_work_register if we need a
3280 scratch register on Thumb.
3281 (arm_expand_prologue): Pass empty register set to
3282 arm_load_pic_register.
3283 (thumb_expand_prologue): Pass live_regs_mask directly to
3284 arm_load_pic_register.
3285 * arm-protos.h (arm_load_pic_register): Update prototype.
3287 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3289 * sh.c (find_sole_member): New function.
3290 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3291 if the record's alignment is larger than the size of its only member.
3293 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3296 * arm.c (thumb_legitimize_reload_address): New function.
3297 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3298 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3300 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3302 * config/crx/crx.c: Implement crx_decompose_address. Reject
3303 symbolic displacements since CRX register relative adressing
3304 mode can't handle unsigned 32-bit values as displacements.
3305 * config/crx/crx.h: Simplify definitions, remove redundant
3306 parenthesis and obsolete macros.
3307 * config/crx/crx.opt: Add new switch for debugging addresses.
3308 * config/crx/crx-protos.h: Add new declarations for above.
3310 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3313 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3316 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3318 * collect2.c (dup2): Delete.
3319 * configure.ac: Don't check for dup2.
3321 * config.in, configure: Regenerate.
3323 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3325 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3326 record with the type of its only member.
3328 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3330 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3331 define_insn_and_split.
3332 (plus_ltu<mode>_compare): Same.
3333 (gtu<mode>_compare): Same.
3334 (plus_gtu<mode>_compare): Same.
3336 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3338 PR tree-optimization/22228
3339 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3341 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3342 are recorded in vect_vnames_to_rename for renaming.
3343 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3344 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3345 in vect_vnames_to_rename.
3346 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3347 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3349 2005-08-18 Jan Hubicka <jh@suse.cz>
3352 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3353 info only for local statics, not for member variables.
3355 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3357 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3359 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3361 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3363 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3366 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3368 2005-08-17 James E Wilson <wilson@specifix.com>
3370 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3373 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3375 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3376 (leu<mode>_compare): Same.
3377 (plus_leu<mode>): Same.
3378 (neg_leu<mode>): Same.
3379 (and_neg_leu<mode): Same.
3380 (ltu<mode>_compare): Same.
3381 (plus_ltu<mode>): Same.
3383 (geu<mode>_compare): Same.
3384 (plus_geu<mode>): Same.
3385 (neg_geu<mode>): Same.
3386 (and_neg_geu<mode>): Same.
3387 (plus_gt<mode>): Same.
3388 (gtu<mode>_compare): Same.
3389 (plus_gtu<mode>): Same.
3391 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3393 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3394 Move call_table_data to end. Delete spurious .text.
3395 (callt_save_all_interrupt): Fix comment typo.
3397 2005-08-17 James E Wilson <wilson@specifix.com>
3398 Kevin Winchester <winchester@amirix.com>
3401 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3403 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3406 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3407 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3409 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3411 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3412 record with the type of its only member if the modes don't match.
3414 * varasm.c (decode_reg_name): Skip empty additional register names.
3416 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3418 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3419 lsm_tmp_name_length): New.
3420 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3421 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3423 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3424 Andreas Krebbel <krebbel1@de.ibm.com>
3426 * config.gcc: Added z9-109 switch.
3427 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3428 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3429 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3430 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3431 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3432 for "z9_109" cpu attribute.
3433 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3434 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3435 (s390_handle_arch_option): Added z9-109 switch.
3436 (override_options): Set respective cost function for z9-109.
3437 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3438 (legitimate_reload_constant_p): Accept extended immediates.
3439 (print_operand): Three new output modifiers added: k, m and o.
3440 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3441 (s390_output_mi_thunk): Use extended immediate when possible.
3442 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3443 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3444 (CONSTRAINT_LEN): Added length of O constraint.
3445 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3446 * config/s390/s390.md ("cpu"): New value z9_109 added.
3447 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3448 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3449 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3450 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3451 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3452 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3453 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3454 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3455 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3456 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3457 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3458 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3459 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3460 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3461 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3463 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3464 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3465 insns for TARGET_EXTIMM.
3467 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3469 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3471 2005-08-17 Nick Clifton <nickc@redhat.com>
3473 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3474 Call default_encode_section_info.
3476 2005-08-17 Steven Bosscher <stevenb@suse.de>
3478 PR tree-optimization/21574
3479 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3480 constant, return CONSTANT.
3481 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3482 (ccp_fold, visit_assignment): Likewise.
3483 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3485 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3487 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3488 fold_buildN instead of buildN then fold_initializer or fold.
3489 (build_unary_op): Likewise.
3490 (build_binary_op): Likewise.
3491 * fold-const.c (fold_initializer): Remove.
3492 (fold_build1_initializer): New function.
3493 (fold_build2_initializer): New function.
3494 (fold_build3_initializer): New function.
3495 * tree.h (fold_initializer): Remove.
3496 (fold_build1_initializer): New function.
3497 (fold_build2_initializer): New function.
3498 (fold_build3_initializer): New function.
3500 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3502 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3503 (try_move_mult_to_index): Call fold_build2 instead of build2.
3504 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3505 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3506 fold_binary_to_constant.
3507 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3509 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3510 check if A == gcd (A, B). Remove TYPE argument.
3511 (analyze_offset) Use fold_build2 instead of fold (build.
3512 (create_data_ref): Likewise.
3513 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3514 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3517 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3519 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3520 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3522 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3525 * gimplify.c (zero_sized_type): New function.
3526 (gimplify_modify_expr_rhs): If we have a zero sized type,
3527 replace the statement with an empty statement.
3529 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3531 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3534 2005-08-16 Ian Lance Taylor <ian@airs.com>
3536 * doc/tm.texi (Label Output): Correct typo.
3538 2005-08-16 Steven Bosscher <stevenb@suse.de>
3541 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3542 force_operand will work later on using have_insn_for.
3544 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3546 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3548 2005-08-16 Ian Lance Taylor <ian@airs.com>
3551 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3552 vector type, don't try to construct it element by element. Add an
3553 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3555 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3557 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3559 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3561 * doc/invoke.texi (Precompiled Headers): Document some more options
3562 which are known to be safe.
3564 2005-08-16 James E Wilson <wilson@specifix.com>
3566 PR tree-optimization/21105
3567 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3568 TREE_OVERFLOW check.
3570 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3572 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3573 (neg_ltu<mode>): Same.
3575 (neg_gtu<mode>): Same.
3577 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3579 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3580 (fold_builtin_isdigit): Use fold_buildN.
3581 (build_function_call_expr): Likewise.
3582 * c-typeck.c (c_finish_loop): Likewise.
3584 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3585 Richard Shann <rshann@superh.com>
3587 PR middle-end/20396:
3588 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3590 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3592 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3594 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3597 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3598 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3601 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3604 * fold-const.c (build_range_check): Disable optimization for function
3605 pointer expressions on targets that require function pointer
3608 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3610 * simplify-rtx.c (simplify_const_relational_operation): When
3611 extracting arguments of a COMPARE, recompute the mode as well.
3613 2005-08-15 Ian Lance Taylor <ian@airs.com>
3615 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3617 2005-08-15 DJ Delorie <dj@redhat.com>
3619 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3621 (movsi_splittable): Allow, but split, moves to the stack.
3622 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3625 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3627 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3628 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3629 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3631 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3632 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3633 Delete HOST_PTR_PRINTF.
3635 * configure, config.in: Regenerate.
3637 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3639 * config/rs6000/rs6000.md (QHSI): New mode macro.
3640 (wd): Extend mode attr for QImode and HImode
3641 (dbits): New mode attr.
3642 (zero_extend<mode>di2): Convert to mode macro.
3644 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3647 * doc/invoke.texi (-mgnu-ld): Update description.
3650 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3653 * Makefile.in (tree-chrec.o): Depends on real.h.
3654 * tree-chrec.c: Include real.h.
3655 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3656 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3657 * tree-scalar-evolution.c (add_to_evolution_1,
3658 interpret_rhs_modify_expr): Ditto.
3660 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3663 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3664 step is negative compute the estimation from init downwards to zero.
3666 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3668 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3670 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3672 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3674 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3675 Accept double-word constants that can be split.
3676 * config/s390/s390.md ("movti"): Use 'P' constraint.
3677 ("*movdi_31", "*movdf_31"): Likewise.
3679 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3681 Fix PR tree-optimization/22615
3683 * tree-ssa-structalias.c (solution_set_add): Handle
3684 first_vi_for_offset returning NULL.
3685 (do_da_constraint): Ditto.
3686 (do_sd_constraint): Ditto.
3687 (do_ds_constraint): Ditto
3688 (find_func_aliases): Ditto.
3689 (build_constraint_graph): RHS is allowed be ANYTHING.
3690 (first_vi_for_offset): Return NULL if we couldn't find anything at
3693 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3695 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3696 over memory as first operand.
3698 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3701 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3702 available for setting it.
3704 2005-08-14 Ira Rosen <irar@il.ibm.com>
3706 PR tree-optimization/23320
3707 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3708 data-refs' types instead of base object nullness. Add check for
3709 pointer type data-refs before first location comparison. Remove
3712 2005-08-14 Andreas Schwab <schwab@suse.de>
3714 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3716 2005-08-13 James E Wilson <wilson@specifix.com>
3718 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3719 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3720 -fstack-protector-all, --param ssp-buffer-size): Document.
3721 (-Wvariadic-macros): Alphabetize.
3722 (-fsched-stalled-insns-dep): Add missing 'f'.
3724 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3727 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3729 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3730 or indirect address operand.
3731 (EXTRA_ADDRESS_CONSTRAINT): New.
3732 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3734 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3736 PR tree-optimization/22236
3737 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3738 successors and predecessors.
3739 * tree-chrec.c (chrec_convert): Before converting, check that
3740 sequences don't wrap.
3741 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3742 (analyze_array): Extern.
3743 (find_data_references_in_loop): Remove call to
3744 compute_estimated_nb_iterations.
3745 * tree-data-ref.h (analyze_array): Declared.
3746 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3747 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3748 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3749 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3751 * tree-ssa-loop-ivcanon.c: Fix documentation.
3752 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3753 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3754 (infer_loop_bounds_from_undefined): New.
3755 (estimate_numbers_of_iterations_loop): Use
3756 infer_loop_bounds_from_undefined.
3757 (used_in_pointer_arithmetic_p): New.
3758 (scev_probably_wraps_p): Pass an extra parameter. Call
3759 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3760 (convert_step): Fix documentation.
3761 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3762 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3763 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3764 scev_probably_wraps_p.
3766 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3768 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3769 (s390_register_info): Ignore clobbered_regs information for fixed
3770 registers, and only fixed registers.
3771 (s390_init_frame_layout): Remove redundant call.
3773 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3775 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3776 description of -Wold-style-casts.
3778 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3779 Jakub Jelinek <jakub@redhat.com>
3781 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3782 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3783 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3784 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3785 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3786 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3787 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3788 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3789 ("stack_protect_set", "stack_protect_test"): New expanders.
3790 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3791 "stack_protect_testdi"): New insn definitions.
3793 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3795 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3797 2005-08-12 Paul Brook <paul@codesourcery.com>
3799 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3801 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3803 * config/s390/predicates.md (setmem_operand): New predicate.
3804 (shift_count_operand): Accept ANDs with special constants as
3806 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3807 with special constants.
3808 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3809 shift_count_operand with setmem_operand.
3811 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3813 * config/s390/s390.c (s390_extract_part, s390_single_part):
3815 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3816 (s390_output_mi_thunk): Don't use lg on 31 bit.
3817 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3818 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3820 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3822 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3823 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3824 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3825 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3826 with one of the new macros.
3828 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3830 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3831 Don't set save_return_addr_p.
3832 (s390_register_info): Make clobbered_regs not depending on
3835 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3837 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3838 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3840 2005-08-11 James E. Wilson <wilson@specifix.com>
3842 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3844 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3846 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3847 locations gathered by var-tracking in single entry loc_list
3848 over loc_descriptor_from_tree.
3850 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3851 pass it down to loc_descriptor.
3852 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3853 (containing_function_has_frame_base): Move earlier in the file.
3854 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3855 instead of always assuming fbreg can't be used.
3857 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3859 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3860 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3861 Accept address wrapped in AND for Altivec.
3862 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3863 Strip AND wrapping offset address for Altivec.
3865 2005-08-11 Richard Henderson <rth@redhat.com>
3868 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3869 before using TYPE_IS_SIZETYPE.
3871 2005-08-11 Richard Henderson <rth@redhat.com>
3874 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3875 insn types not present on ev4.
3876 (alphaev5_insn_pipe): Similarly.
3878 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3881 * arm.c (arm_override_options): If the user has selected callee-super-
3882 interworking, then enable normal interworking.
3884 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3886 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3889 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3891 * doc/rtl.texi: Fix two typos.
3893 2005-08-11 Richard Guenther <rguenther@suse.de>
3896 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3897 cases where we call to/from functions returning void.
3899 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3902 * tree.c (build_pointer_type_for_mode): Robustify.
3904 2005-08-10 James E Wilson <wilson@specifix.com>
3906 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3907 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3909 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3912 2005-08-10 Eric Christopher <echristo@apple.com>
3914 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3915 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3918 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3921 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3922 for the high part when generating dynamic-no-pic code.
3924 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3926 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3927 (x86_64-*-linux*): Likewise.
3929 * config/i386/crtfastmath.c: New file.
3930 * config/i386/t-crtfm: Likewise.
3932 * config/i386/linux.h (ENDFILE_SPEC): New.
3933 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3935 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3938 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3940 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3941 (vec_shl, vec_shr): Document new operations.
3942 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3944 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3946 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3947 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3948 change predicate to indexed_or_indirect_address.
3950 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3952 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3953 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3954 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3955 and __aeabi_uwrite8.
3956 * config/arm/unaligned-funcs.c: New file.
3957 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3959 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3961 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3963 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3964 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3966 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3967 * final.c (pass_shorten_branches): Add dump.
3968 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3969 (pass_life): Rename dump.
3970 (rest_of_handle_flow2): Remove initial verify_flow_info.
3971 * function.c (pass_instantiate_virtual_regs): Add dump.
3972 * integrate.c (pass_initial_value_sets): Add dump.
3973 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3974 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3975 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3976 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3977 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3978 gate_rtl_unrool_and_peel_loops): New.
3979 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3980 rtl_doloop): Do not look at flags.
3981 * mode-switching.c (pass_mode_switching): Add dump.
3982 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3983 pass_split_before_regstack): Add dump.
3984 * regmove.c (pass_stack_adjustments): Add dump.
3985 * tree-optimize.c (pass_fixup_cfg): Add dump.
3987 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3990 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3991 deciding which instruction sequence to use.
3993 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3995 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3996 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3998 2005-08-09 Richard Guenther <rguenther@suse.de>
4000 * c-common.c (builtin_function_2): Remove.
4001 (def_builtin_1): New function.
4002 (c_common_nodes_and_builtins): Use def_builtin_1 to
4003 build builtin functions.
4005 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4007 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4008 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4009 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4012 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4014 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4015 fold_binary instead of fold_build2 since we don't care about the
4017 (loop_niter_by_eval): Likewise.
4018 (compare_trees): Likewise.
4019 (proved_non_wrapping_p): Likewise.
4021 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4025 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4026 if the if is really empty.
4028 2005-08-09 Steven Bosscher <stevenb@suse.de>
4030 PR tree-optimization/23234
4031 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4032 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4033 argument of the new enum.
4034 (execute_cse_reciprocals): Add reciprocals for function arguments
4035 on the unique successor edge of the entry block. Update other calls
4036 to execute_cse_reciprocals_1.
4038 2005-08-08 Richard Henderson <rth@redhat.com>
4041 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4043 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4045 * expr.c (write_complex_part): Return after handling MEM.
4047 2005-08-08 Josh Conner <jconner@apple.com>
4049 PR rtl-optimization/23241
4050 * combine.c (simplify_comparison): Fix error in determining
4051 whether to lift a subreg from comparison.
4053 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4056 * config/rs6000/altivec.md (vec_init<mode>): New.
4057 (vec_set<mode>): New.
4058 (vec_extract<mode>): New.
4059 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4060 (rs6000_expand_vector_set): New.
4061 (rs6000_expand_vector_extract): New.
4062 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4063 for Altivec modes before reload.
4064 (altivec_expand_vec_init_builtin): New.
4065 (get_element_number): New.
4066 (altivec_expand_vec_set_builtin): New.
4067 (altivec_expand_vec_ext_builtin): New.
4068 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4070 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4072 * config/rs6000/rs6000.h (rs6000_builtins): Add
4073 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4074 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4075 * config/rs6000/rs6000-protos.h: Declare new functions.
4077 2005-08-08 Jan Hubicka <jh@suse.cz>
4079 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4080 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4081 * i386.md (movdi*): Use pic_32bit_operand.
4082 * predicates.md (pic_32bit_operand): New.
4084 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4087 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4089 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4091 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4092 (test_for_singularity): Use fold_build2.
4094 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4096 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4098 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4100 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4101 (COMMON_ASM_OP) Define.
4102 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4103 (ix86_encode_section_info): Likewise.
4104 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4105 SUBTARGET_ENCODE_SECTION_INFO.
4107 2005-08-06 Richard Henderson <rth@redhat.com>
4110 * tree-nested.c (convert_local_reference): Save and restore val_only
4111 around component_ref and friends. Clear walk_subtrees by default.
4113 2005-08-06 Peter O'Gorman <peter@pogma.com>
4116 * gcc.c (process_command): Check the argument to -b has a dash.
4117 * doc/invoke.texi: Update -b and -V docs.
4119 2005-08-06 James E Wilson <wilson@specifix.com>
4121 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4123 2005-08-06 Michael Matz <matz@suse.de>
4125 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4126 member only if only one insn is associated with the value.
4128 2005-08-06 Nick Clifton <nickc@redhat.com>
4130 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4132 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4133 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4134 Check symbol flags instead of symbol name mangling.
4135 (xstormy16_asm_output_aligned_common): Likewise. Also
4136 simplify code since the bss100_section cass is the only case
4137 where the below100 code will be triggered.
4138 (xstormy16_encode_section_info): Encode below100 attribute
4139 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4141 (xstormy16_strip_name_encoding): Delete - this function is no
4143 (TARGET_STRIP_NAME_ENCODING): Undefine.
4144 * config/stormy16/stormy16-protos.h: Delete prototype for
4145 xstormy16_strip_name_encoding.
4147 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4149 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4150 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4151 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4152 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4153 config/alpha/predicates.md, config/arc/arc.h,
4154 config/arm/arm.h, config/arm/ieee754-df.S,
4155 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4156 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4157 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4158 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4159 config/m68hc11/m68hc11.h, config/mips/mips.c,
4160 config/mips/mips.h, config/mips/openbsd.h,
4161 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4162 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4163 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4164 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4165 config/sparc/linux.h, config/sparc/linux64.h,
4166 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4167 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4168 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4169 typos. Follow spelling conventions.
4171 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4174 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4175 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4176 specially. Check for side effects only for COND_EXPR.
4177 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4178 return with TREE_NO_WARNING.
4180 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4182 PR rtl-optimization/23233
4183 * loop.c (combine_movables): Require the modes to be the same.
4184 (move_movables): Remove handling of cases where the replacement
4185 had a different mode to the original.
4187 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4189 PR tree-optimization/23128
4190 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4191 subtraction wrap, and set TREE_OVERFLOW if they do.
4193 2005-08-05 Richard Henderson <rth@redhat.com>
4196 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4197 FORCED_LABEL labels.
4199 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4202 * reload.c (find_reloads_subreg_address): Pass down TYPE
4203 unchanged. Change all callers except find_reloads_toplev.
4205 2005-08-05 Michael Matz <matz@suse.de>
4207 * genattrtab.c (current_alternative_string): Remove.
4208 (SIMPLIFY_ALTERNATIVE): Ditto.
4209 (attr_alt_bit_p): Ditto.
4210 (alternative_name): Make const char *.
4211 (evaluate_eq_attr): Remove use of above things.
4212 (simplify_test_exp): Ditto.
4213 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4214 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4216 2005-08-04 James E Wilson <wilson@specifix.com>
4218 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4219 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4220 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4221 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4222 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4224 2005-08-04 Richard Henderson <rth@redhat.com>
4227 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4228 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4229 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4230 if we'd have to instantiate too many members.
4232 2005-08-04 Richard Henderson <rth@redhat.com>
4235 * tree-outof-ssa.c (coalesce_asm_operands): New.
4236 (coalesce_ssa_name): Use it. Split out ...
4237 (coalesce_phi_operands, coalesce_result_decls): ... these.
4239 2005-08-04 Paul Brook <paul@codesourcery.com>
4241 * read-rtl.c (read_quoted_string): Break if EOF.
4243 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4245 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4246 (fold_build2): Likewise.
4247 (fold_build3): Likewise.
4248 (fold_build1_stat): New function prototype.
4249 (fold_build2_stat): Likewise.
4250 (fold_build3_stat): Likewise.
4251 * fold-const.c (fold_build1): Rename to ..
4252 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4253 through to build1_stat.
4254 (fold_build2): Rename to ..
4255 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4256 through to build2_stat.
4257 (fold_build3): Rename to ..
4258 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4259 through to build3_stat.
4261 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4262 Ian Lance Taylor <ian@airs.com>
4264 * function.c (assign_stack_local_1): Do not correct stack slot
4265 address if allocation size is smaller than mode size.
4267 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4270 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4271 (tree_merge_blocks): Propagate anything allowed by
4273 Clarify documentation.
4274 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4275 SSA form, schedule an update if necessary.
4277 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4279 * doc/install.texi (Binaries): Remove broken link to
4280 Sinix/Reliant Unix binaries.
4282 2005-08-03 Richard Henderson <rth@redhat.com>
4285 * function.c (stack_protect_epilogue): Export.
4286 * tree.h (stack_protect_epilogue): Declare.
4287 * calls.c (expand_call): Call it.
4289 2005-08-03 Eric Christopher <echristo@apple.com>
4291 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4292 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4295 2005-08-04 Jan Hubicka <jh@suse.cz>
4297 * profile.c (branch_prob): Split edges with goto locus on them
4298 to get proper line counts.
4299 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4301 2005-08-03 Paul Brook <paul@codesourcery.com>
4303 * function.c (assign_parms): Round current_function_args_size
4304 to PARM_BOUNDARY, not STACK_BOUNDARY.
4306 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4308 * config/i386/i386.c (x86_elf_aligned_common)
4309 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4311 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4313 PR tree-optimization/23157
4314 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4315 before emitting them.
4317 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4319 PR tree-optimization/19899
4320 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4321 * tree-scalar-evolution.c: Include real.h.
4322 (add_to_evolution): Build constant -1 of correct type.
4324 2005-08-03 Jan Hubicka <jh@suse.cz>
4326 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4327 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4328 profile updating for complette unrolling.
4329 * loop-unroll.c (peel_loop_completely): Use it.
4330 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4331 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4334 2005-08-03 Paul Brook <paul@codesourcery.com>
4336 * combine.c (can_change_dest_mode): New function.
4337 (try_combine, simplify_set): Use it.
4339 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4341 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4344 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4346 * doc/install.texi (Specific): Adjust link to openavr.org.
4347 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4348 (Binaries): Adjust HP-UX Porting Center link.
4349 (Binaries): Adjust Free Software Foundation ordering link.
4351 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4353 * convert.c (convert_to_integer): Use fold_build1 instead of
4354 build1 when converting an integer to an integer.
4356 2005-08-02 Richard Henderson <rth@redhat.com>
4358 * combine.c (combine_instructions): Don't use reg_equal/equiv
4359 results if the mode doesn't match.
4361 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4363 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4364 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4366 2005-08-02 Richard Henderson <rth@redhat.com>
4369 * explow.c (memory_address): Remove special-case for
4370 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4372 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4375 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4376 number of calls to cleanup_tree_cfg_1.
4378 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4380 * doc/invoke.texi: document file extensions .F90 and .F95
4382 2005-08-02 Richard Guenther <rguenther@suse.de>
4384 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4385 positive if its first argument is positive.
4387 2005-08-02 Richard Guenther <rguenther@suse.de>
4389 PR tree-optimization/23177
4390 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4393 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4395 PR tree-optimization/23129
4396 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4397 varying for divisions with anti-ranges.
4399 2005-08-02 Jan Hubicka <jh@suse.cz>
4401 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4402 * tree-ssa-threadupdate.c (thread_block): Add it here.
4404 2005-08-01 James E Wilson <wilson@specifix.com>
4406 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4407 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4408 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4410 * config/mips/predicates.md (const_call_insn_operand): Add check for
4411 SYMBOL_REF_LONG_CALL_P.
4412 * doc/extend.texi (long_call): Document the new attribute.
4414 2005-08-01 Ian Lance Taylor <ian@airs.com>
4415 Richard Henderson <rth@redhat.com>
4417 * Makefile.in (RTL_BASE_H): Add real.h.
4418 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4420 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4422 * rtl.c (rtl_check_failed_code_mode): New.
4423 * rtl.h (struct rtx_def): Add u.rv.
4424 (XCMWINT, XCNMPRV): New.
4425 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4426 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4428 2005-08-01 Richard Henderson <rth@redhat.com>
4430 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4431 with auto-inc codes.
4433 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4435 2005-08-01 Jan Hubicka <jh@suse.cz>
4437 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4438 * i386.c: Include dwarf2.h
4439 (asm_preferred_eh_data_format): New.
4440 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4442 2005-08-01 Ian Lance Taylor <ian@airs.com>
4444 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4445 randomize_va_space for virtual address randomization control.
4447 2005-08-01 Steven Bosscher <stevenb@suse.de>
4449 * common.opt (flag_ipa_cp): Put in right place to maintain
4452 2005-08-01 Jan Hubicka <jh@suse.cz>
4454 * profile.c (compute_value_histograms): Fix thinko.
4455 * value-prof.c: Include toplev.h
4456 (check_counter): New function.
4457 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4458 tree_mod_subtract_transform): Add sanity check.
4460 2005-08-01 Richard Guenther <rguenther@suse.de>
4462 PR tree-optimization/23133
4463 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4464 current functions parameter decls to find defs to cse
4467 2005-08-01 Richard Guenther <rguenther@suse.de>
4469 PR tree-optimization/23109
4470 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4471 If trapping math is in effect, use post-dominator information
4472 to check if we'd in any case reach a trapping point before
4473 doing the reciprocal insertion.
4474 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4475 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4476 expressions are invariant only if trapping math is not in effect.
4478 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4480 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4481 cgraph_function_versioning): New declarations.
4482 * cgraphunit.c: Add include to ipa-prop.h.
4483 (update_call_expr, cgraph_copy_node_for_versioning,
4484 cgraph_function_versioning): New functions.
4485 * integrate.c (copy_decl_for_inlining): Remove.
4486 * ipa-prop.h (ipa_replace_map): New struct.
4487 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4488 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4489 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4490 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4491 ipcp_iterate_stage, ipcp_method_scale_print,
4492 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4493 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4494 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4495 ipcp_update_bb_counts, ipcp_update_profiling,
4496 ipcp_update_edges_counts): New functions.
4497 (ipcp_method_cval_init): Remove restriction regarding local methods.
4498 (ipcp_init_stage): Add ipcp_method_compute_scale.
4499 (ipcp_insert_stage): Add versioning.
4500 (ipcp_structures_print): Add ipcp_method_scale_print.
4501 (ipcp_driver): Dump profiling info.
4502 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4503 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4504 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4505 (struct inline_data): Add versioning_p, ipa_info, new fields.
4506 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4507 declare_return_variable): Replace calls to copy_decl_for_inlining with
4509 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4511 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4512 Add argument VERSIONING.
4513 (copy_arguments_for_versioning, copy_static_chain,
4514 function_versionable_p, tree_versionable_function_p,
4515 tree_function_versioning, replace_ref_tree): New functions.
4516 * tree-inline.h: Include varray.h.
4517 (tree_versionable_function_p, tree_function_versioning,
4518 tree copy_decl_for_dup): New declarations.
4520 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4522 * ipa-cp.c: New file. Contains IPCP specific functionality.
4523 * ipa-prop.h: New file. Contains structures/definitions that can be
4524 used by several interprocedural data flow optimizations (and also IPCP).
4525 * ipa-prop.c: New file.
4526 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4527 * common.opt: Add ipa-cp flag.
4528 * timevar.def: Add IPCP optimization.
4529 * tree-optimize.c (init_tree_optimization_passes): Schedule
4531 * tree-pass.h (pass_ipa_cp): Declare.
4533 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4535 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4536 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4537 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4538 config/i386/i386.c, config/mips/mips.h,
4539 config/rs6000/rs6000.h, config/sh/sh.c,
4540 config/stormy16/stormy16.c: Fix comment typos.
4542 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4545 * c-typeck.c (build_binary_op): Use common_type wrapper on
4547 (common_type): Update comment.
4549 2005-07-31 Steven Bosscher <stevenb@suse.de>
4552 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4553 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4554 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4556 2005-07-31 Jan Hubicka <jh@suse.cz>
4558 * pretty-print.h (pp_widest_integer): New macro.
4559 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4562 2005-07-31 Jan Hubicka <jh@suse.cz>
4564 * output.h (enum section_category): Export from varasm.c
4565 (categorize_decl_for_section): Likewise.
4566 * varasm.c (enum section_category): Kill.
4567 (categorize_decl_for_section): Make global.
4568 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4570 * i386.c (ix86_section_threshold): New static variable.
4571 (ix86_in_large_data_p, ix86_encode_section_info,
4572 x86_64_elf_unique_section,
4573 x86_64_elf_select_section): New functions.
4574 (TARGET_ENCODE_SECTION_INFO): Define
4575 (override_options): Enable medium model for PIC.
4576 (ix86_expand_prologue): Expand gen_set_got_rex64.
4577 (legitimate_constant_p): Handle new UNSPECs.
4578 (legitimate_pic_address_disp_p): Likewise.
4579 (legitimize_pic_address): Lower MEDIUM model addressing.
4580 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4581 (enum cmodel): Add MEDIUM_PIC.
4582 (SYMBOL_REF_FAR_ADDR_P): New macro.
4583 (SYMBOL_FLAG_FAR_ADDR): New flag.
4584 * i386.md (movdi): Support medium model.
4585 (set_got_rex64): New pattern.
4586 * i386.opt (mlarge-data-threshold): New flag.
4587 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4588 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4589 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4590 TARGET_ASM_UNIQUE_SECTION): New.
4592 * invoke.texi (-mlarge_data_threshold): Document
4594 2005-07-31 Jan Hubicka <jh@suse.cz>
4596 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4597 (coalesce_vars): Likewise.
4598 * tree-ssa-live.c (coalesce_cost): New.
4599 (build_tree_conflict_graph): Use coalesce_cost.
4600 * tree-ssa-live.h (coalesce_cost): Declare.
4602 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4604 * arm.md (all peepholes for post-increment operations): Delete.
4605 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4606 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4607 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4608 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4609 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4611 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4613 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4616 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4619 * doc/invoke.texi: Document -rdynamic.
4621 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4624 * c-parser.c (c_parser_parms_list_declarator): Call
4625 mark_forward_parm_decls.
4626 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4627 decls with visibility structure.
4629 2005-07-30 Paul Brook <paul@codesourcery.com>
4631 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4633 2005-07-30 Paul Brook <paul@codesourcery.com>
4635 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4637 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4639 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4641 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4644 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4645 nested function declarators.
4646 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4647 (grokparms): Call warn_if_shadowing for parameters used within the
4649 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4650 not used within the parameter list.
4651 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4653 2005-07-30 Jan Hubicka <jh@suse.cz>
4655 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4656 * i386.c (ix86_fixup_binary_operands): Likewise.
4657 (ix86_expand_unary_operator): Likewise.
4658 (ix86_expand_fp_absneg_operator): Likewise.
4659 * optabs.c (expand_vec_cond_expr): Validate dest.
4661 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4664 * real.c (real_from_string): Also set last bit if there is a
4665 nonzero hex digit beyond GCC's internal precision after ".".
4667 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4669 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4670 define_constants. Change duplicate values to unassigned numbers.
4671 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4672 (*altivec_vspltsf): New.
4673 (altivec_vperm_v4sf): Delete.
4674 (altivec_vperm_<mode>): Use mode macro V.
4675 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4676 (altivec_predicate_v4sf): Delete.
4677 (altivec_predicate_<mode>): Use mode macro V.
4678 (*altivec_lvesfx): New.
4679 (*altivec_stvesfx): New.
4680 (vec_realign_load_v4sf): Delete.
4681 (vec_realign_load_<mode>): Use mode macro V.
4682 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4685 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4688 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4690 * configure: Regenerated.
4692 2005-07-29 Paul Brook <paul@codesourcery.com>
4694 * doc/install.texi: Add link to GFortran binaries wiki page.
4696 2005-07-29 David Ung <davidu@mips.com>
4698 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4699 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4700 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4701 * config/mips/mips.md (cpu): Add 5kf name.
4702 (includes): Includes 5k.md.
4703 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4704 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4707 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4710 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4711 (cleanup_tree_cfg): ... here.
4712 Call cleanup_tree_cfg_1 until there are no more cleanups to
4715 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4717 * tree-vrp.c (compare_range_with_value): Return true or false
4718 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4719 EQ_EXPR respectively.
4721 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4723 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4726 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4728 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4729 (tree_ssa_dominator_optimize): Increment it.
4730 (dump_dominator_optimization_stats): Print it.
4732 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4733 Steven Bosscher <stevenb@suse.de>
4735 PR rtl-optimization/23117
4736 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4737 when head == tail. Tidy comment.
4739 2005-07-28 Richard Henderson <rth@redhat.com>
4741 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4742 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4743 * jump.c (rtx_renumbered_equal_p): Likewise.
4744 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4745 CONST_INT and CONST_DOUBLE.
4746 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4747 * reload.c (operands_match_p): Special case CONST_INT and
4748 CONST_DOUBLE; check mode earlier.
4750 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4753 * c-typeck.c (convert_for_assignment): Do not check
4754 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4756 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4759 * c-typeck.c (composite_type): Prefer constant size arrays to
4762 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4765 * real.c (real_from_string): Set last bit if there is a nonzero
4766 hex digit beyond GCC's internal precision.
4768 2005-07-28 Richard Henderson <rth@redhat.com>
4771 * cfgcleanup.c (try_forward_edges): Watch out for end of
4774 2005-07-28 James E Wilson <wilson@specifixinc.com>
4777 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4779 2005-07-28 Jan Hubicka <jh@suse.cz>
4781 * Makefile.in (rtl-profile.o): Kill all traces of it.
4782 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4783 * coverage.h (rtl_coverage_counter_ref): Kill.
4784 * opts.c (flag_speculative_prefetching_set): Kill.
4785 (flag_loop_optimize_set): New.
4786 (common_handle_option): Disable loop optimizer when profiling;
4787 do not handle speculative prefetching.
4788 * passes.c (init_optimization_passes): Replace pass_profiling combo
4789 by branch_prob pass.
4790 * profile.c (compute_value_histograms): Update for simplified value
4792 (rtl_register_profile_hooks): Kill.
4793 (pass_profiling): Kill.
4794 (rest_of_handle_branch_prob): Do not profile.
4795 * toplev.c (process_options): Remove speculative prefetching.
4796 * toplev.h (flag_tree_based_profiling): Kill.
4797 * tree-profile.c (prepare_instrumented_value,
4798 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4799 tree_gen_one_value_profiler, do_tree_profiling): Update for
4800 simplified datastructures.
4801 * value-prof.c: Add comment that speculative prefetching was dropped;
4802 update rest of file for simplified datastructures.
4803 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4804 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4805 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4806 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4807 rtl_mod_subtract, gen_speculative_prefetch,
4808 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4809 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4810 (gate_handle_value_profile_transformations,
4811 rest_of_handle_value_profile_transformations,
4812 pass_value_profile_transformations): Kill.
4813 * value-prof.h (histogram_value_t): Remove IL based unions.
4814 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4815 rtl_profile_hooks): Remove hooks.
4817 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4819 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4820 (cgraph_clone_node): Likewise.
4821 * cgraph.h (cgraph_clone_edge): Update prototype.
4822 (cgraph_clone_node): Likewise.
4823 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4825 (lookup_recursive_calls): Consider profile.
4826 (cgraph_decide_recursive_inlining): Fix updating; use new
4827 probability argument; use profile.
4828 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4829 * tree-inline.c (copy_bb): Update clal of clone_edge.
4830 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4832 * invoke.texi (min-inline-recursive-probability): Document.
4834 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4836 * doc/install.texi (Configuration): Update Valgrind homepage.
4838 2005-07-28 Richard Henderson <rth@redhat.com>
4841 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4842 labels we want to delete.
4843 (cfg_layout_merge_blocks): Likewise.
4845 2005-07-28 Richard Henderson <rth@redhat.com>
4848 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4849 when expanding to nothing.
4851 2005-07-28 Josh Conner <jconner@apple.com>
4853 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4854 (cgraph_decide_inlining_of_small_functions): Likewise.
4856 2005-07-28 Josh Conner <jconner@apple.com>
4858 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4859 direction of badness if negative.
4860 (cgraph_default_inline_p): Add reason to parameters, and assign it
4862 (cgraph_decide_inlining_of_small_functions): New parameter in call
4863 to cgraph_default_inline_p.
4864 (cgraph_decide_inlining_incrementally): Likewise.
4865 * cgraphunit.c (decide_is_function_needed): Likewise.
4866 * cgraph.h (cgraph_default_inline_p): Likewise.
4868 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4870 * builtins.c: Fix comment typo(s).
4871 * genautomata.c: Likewise.
4872 * gimplify.c: Likewise.
4873 * tree-dfa.c: Likewise.
4874 * tree-flow-inline.h: Likewise.
4875 * tree-into-ssa.c: Likewise.
4876 * tree-ssa-alias.c: Likewise.
4877 * tree-ssa-ccp.c: Likewise.
4878 * tree-ssa-copy.c: Likewise.
4879 * tree-ssa-dce.c: Likewise.
4880 * tree-ssa-dom.c: Likewise.
4881 * tree-ssa-operands.c: Likewise.
4882 * tree-tailcall.c: Likewise.
4883 * tree-vectorizer.c: Likewise.
4884 * tree-vrp.c: Likewise.
4887 2005-07-28 Jeff Law <law@redhat.com>
4889 * tree-vrp.c (test_for_singularity): Extracted from ...
4890 (simplify_cond_using_ranges): Attempt to simplify a relational
4891 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4893 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4895 PR tree-optimization/22506
4896 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4897 phis whose argument is constant.
4899 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4901 PR rtl-optimization/18992
4902 Back out this patch:
4903 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4904 PR optimization/12142
4905 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4906 uses of the register in the SET_SRC. Remove unnecessary argument.
4908 Replace it with this:
4909 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4910 if flag_non_call_exceptions is set and the insn may trap, pass
4911 pc_rtx as dest for recursion.
4912 In SET_SRC part of SET case, if dest is already set, pass it down
4915 2005-07-28 Jan Hubicka <jh@suse.cz>
4917 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4918 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4919 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4921 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4922 profile when available.
4924 2005-07-28 Jan Beulich <jbeulich@novell.com>
4926 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4927 (ia64_print_operand): Describe and handle 'X'.
4928 (ia64_register_move_cost): Also handle FP_REGS.
4929 (ia64_preferred_reload_class): Likewise.
4930 (ia64_secondary_reload_class): Likewise.
4931 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4932 it. Also check for ITANIUM_CLASS_FLDP.
4933 * config/ia64/ia64.h (FP_REGNO_P): New.
4934 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4935 (reg_class): Add FP_REGS.
4936 (REG_CLASS_NAMES): Adjust for it.
4937 (REG_CLASS_CONTENTS): Likewise.
4938 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4939 (REG_CLASS_FROM_LETTER): Handle 'x'.
4940 (CLASS_MAX_NREGS): Handle FP_REGS.
4941 (MEMORY_MOVE_COST): Likewise.
4942 * config/ia64/ia64.md (itanium_class): Add fldp.
4943 (type): Handle fldp.
4944 (movti_internal): More allowable operand combinations. Use ldfp8 when
4945 splitting unnecessary. Remove predicable attribute. Adjust
4946 itanium_class attribute.
4947 (smuldi3_highpart): Remove outdated comment.
4948 (mulditi3, umulditi3, rotlti3): New expanders.
4949 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4950 (absti2): Disabled new insn for future reference.
4951 Respective new splitters.
4952 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4953 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4954 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4956 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4958 PR rtl-optimization/23047
4959 * simplify-rtx.c (simplify_const_relational_operation): Respect
4960 flag_wrapv for comparisons with ABS.
4962 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4964 PR tree-optimization/22493
4965 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4966 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4968 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4970 * config/frv/frv.opt (moptimize-membar): New.
4972 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4974 * config/frv/frv.h: Remove machine_function definition.
4976 * config/frv/frv.c (struct frv_io): New.
4977 (struct machine_function): Moved from frv.h. Add has_membar_p.
4978 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4979 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4980 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4981 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4982 (frv_reorg): Call frv_optimize_membar when appropriate.
4983 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4984 (frv_expand_builtin): Adjust calls accordingly.
4985 (frv_io_address_cookie): New function.
4986 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4987 load or store rather than a special insn. Add ccnstant address and
4988 io-type operands to the membar.
4989 (frv_ifcvt_modify_tests): Unsign regno.
4990 (frv_ifcvt_modify_tests): Same.
4992 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4993 UNSPEC_OPTIONAL_MEMBAR constant.
4994 (builtin_read_<mode>): Delete.
4995 (builtin_write_<mode>): Delete.
4996 ("optional_membar_<mode>"): Add operand.
4998 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4999 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
5000 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
5001 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
5002 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
5003 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
5004 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
5005 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5006 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5008 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5010 * df.c (df_uses_record): Handle SCRATCH.
5012 2005-07-28 Steven Bosscher <stevenb@suse.de>
5015 * passes.c (rest_of_decl_compilation): If decl is a type and
5016 we have encountered errors, don't emit debug information.
5018 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5020 * params.def: Fixed comment.
5022 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5025 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5026 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5027 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5029 2005-07-27 Steven Bosscher <stevenb@suse.de>
5032 * varasm.c (assemble_start_function): Don't do anything that may
5033 require a CFG if the current function is a thunk.
5035 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5037 * doc/install.texi (Prerequisites): Mention that perl is needed
5038 to do export control in libstdc++ targetting Darwin.
5040 2005-07-27 Steven Bosscher <stevenb@suse.de>
5042 PR rtl-optimization/17808
5043 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5044 (sched_insns_conditions_mutex_p): Split out from...
5045 (add_dependence): ...here. But don't call it from here.
5046 (add_dependence_list): Check sched_insns_conditions_mutex_p
5047 before calling add_dependence.
5048 (add_dependence_list_and_free): Likewise.
5049 (fixup_sched_groups): Likewise.
5050 (sched_analyze_1): Likewise.
5051 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5052 (sched_analyze): Likewise.
5053 (sched_analyze_insn): Likewise.
5054 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5055 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5056 dependencies on all COND_EXEC insns to jumps ending basic blocks
5057 when doing intrablock scheduling.
5058 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5060 2005-07-27 Jeff Law <law@redhat.com>
5062 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5063 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5064 equivalency sets, correctly handle the case were vr0 has an
5065 equivalency set, but vr1 does not.
5067 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5069 PR tree-optimization/23073
5070 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5071 vect_print_dump_info before fprintf.
5073 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5075 PR tree-optimize/22348
5076 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5077 Fold the partial computation.
5079 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5081 PR tree-optimization/22325
5082 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5084 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5086 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5087 (force_var_cost): ... this function.
5088 (compute_phi_arg_on_exit): Export.
5090 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5092 PR tree-optimization/20773
5093 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5096 2005-07-27 Richard Guenther <rguenther@suse.de>
5098 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5099 Avoid pushing again if current struct contains only
5100 fields we decomposed.
5102 2005-07-27 Jan Hubicka <jh@suse.cz>
5104 PR tree-optimization/22574
5105 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5108 * tree-tailcall.c (decrease_profile): New function.
5109 (eliminate_tail_call): Use it.
5111 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5112 visibility flags correctly in whole program mode.
5114 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5116 PR rtl-optimization/22472
5117 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5119 2005-07-26 Steven Bosscher <stevenb@suse.de>
5121 PR tree-optimization/22504
5122 * tree-complex.c (expand_complex_addition): Use 'code' instead
5123 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5125 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5127 * config.gcc (cpu_type): Add frv case.
5128 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5129 (supported_defaults): Add fr550 case.
5131 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5134 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5135 whether a pointer of type T * may point to objects of type T *.
5137 2005-07-26 DJ Delorie <dj@redhat.com>
5139 * configure: Regenerate.
5141 2005-07-26 Dale Johannesen <dalej@apple.com>
5143 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5145 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5147 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5148 Clarify use of "build" in name.
5150 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5152 * doc/extend.texi (Raw read/write Functions): New section.
5153 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5154 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5155 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5156 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5157 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5158 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5159 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5160 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5161 * config/frv/frv.c: Add bdesc_loads global.
5162 Add bdesc_stores global.
5163 (frv_init_builtins): Add support for __builtin_{read/write}*.
5164 (frv_volatile_memref): New.
5165 (frv_expand_load_builtin): New.
5166 (frv_expand_store_builtin): New.
5167 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5168 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5169 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5170 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5171 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5172 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5173 (builtin_read_<mode>): New.
5174 (builtin_write_<mode>): New.
5175 (builtin_write64): New.
5176 (optional_membar_<mode>): New.
5178 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5180 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5181 (rather than units) against HOST_BITS_PER_WIDE_INT.
5183 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5185 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5186 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5187 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5188 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5191 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5192 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5193 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5195 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5197 2005-07-26 Richard Guenther <rguenther@suse.de>
5199 PR tree-optimization/22486
5200 * fold-const.c (fold_unary): Fold away useless component
5201 references of the form (T *)&T.x, if the address
5204 2005-07-25 James E Wilson <wilson@specifixinc.com>
5206 * dwarf2out.c (add_call_src_coords_attributes): New.
5207 (gen_inlined_subroutine_die): Call it.
5208 (maybe_emit_file, init_file_table): Add comments.
5209 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5211 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5212 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5213 * tree.h (BLOCK_SOURCE_LOCATION): New.
5214 (struct tree_block): New field locus.
5216 2005-07-26 Andreas Schwab <schwab@suse.de>
5218 PR rtl-optimization/23043
5219 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5220 when allocating a struct unoccr.
5222 2005-07-25 Richard Henderson <rth@redhat.com>
5225 * tree-complex.c (gate_no_optimization): True if errors.
5226 * Makefile.in (tree-complex.o): Update dependencies.
5228 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5230 * config/frv/predicates.md (integer_register_operand): Use
5233 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5236 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5238 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5240 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5242 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5243 types when flag_unsafe_math_optimizations is true.
5245 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5247 * gcc.c (option_map): Add --sysroot.
5248 (process_command): Handle --sysroot.
5249 (display_help): Document it.
5250 * doc/cppopts.tex (-isysroot): Document.
5251 * doc/invoke.texi (--sysroot): Document.
5252 * doc/install.texi (--with-build-sysroot): Document.
5254 * Makefile.in (inhibit_libc): New variable.
5255 (INHIBIT_LIBC_CFLAGS): Likewise.
5256 (LIBGCC2_CFLAGS): Include
5257 $(INHIBIT_LIBC_CFLAGS).
5258 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5259 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5260 ($(T)crtend.o): Likewise.
5261 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5262 ($(T)crtendS.o): Likewise.
5263 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5264 ($(T)crtendT.o): Likewise.
5265 (stmp-fixinc): Do not complain about missing headers if
5267 * configure.ac (inhibit_libc): Set it to true/false.
5268 (--with-build-sysroot): New option. Use it to set
5270 * configure: Regenerated.
5272 2005-07-25 Manfred Hollstein <mh@suse.com>
5274 * calls.c (store_one_arg): Fix unsigned comparison warning.
5276 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5279 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5280 (ggc_print_statistics): Initialize variable before use.
5282 2005-07-25 Richard Guenther <rguenther@suse.de>
5284 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5285 calling with a PHI_NODE argument.
5287 * tree-flow-inline.h (overlap_subvar): Protect against
5290 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5292 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5293 * configure: Regenerate.
5295 2005-07-25 Ira Rosen <irar@il.ibm.com>
5297 * expr.c (highest_pow2_factor): Make extern.
5298 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5299 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5300 record_array_differ_p, array_ptr_differ_p): Likewise.
5301 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5302 additional cases. Call the above functions.
5303 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5304 base_object_differ_p when there are two base objects. Otherwise, compare
5305 base address and offset. Call may_alias_p.
5306 (dump_data_reference): Use a correct field name.
5307 (analyze_array): Make static. Initialize new data-ref fields.
5308 (analyze_indirect_ref): New function.
5309 (init_data_ref): Initialize new data-ref fields.
5310 (strip_conversion): Moved from tree-vect-analyze.c.
5311 (analyze_offset_expr, get_ptr_offset, address_analysis,
5312 object_analysis): Likewise.
5313 (analyze_offset): New function.
5314 (create_data_ref): Likewise.
5315 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5316 dimensions for ARRAY_REFs only.
5317 (build_classic_dist_vector): Make static.
5318 (access_functions_are_affine_or_constant_p): Call macro to get the
5319 address of access functions.
5320 (compute_all_dependences): Add new parameter
5321 compute_self_and_read_read_dependences. Compute self and read-read
5322 dependences if it is true.
5323 (find_data_references_in_loop): Call create_data_ref. Initialize new
5325 (compute_data_dependences_for_loop): Add new parameter
5326 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5327 compute nb_loops. Call compute_all_dependences,
5328 build_classic_dist_vector and build_classic_dir_vector with correct
5330 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5331 with correct parameters. Compare dimensions for ARRAY_REFs only.
5332 (free_data_refs): Call macro to free access functions.
5333 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5334 fields from stmt_vinfo.
5335 (struct base_object_info): New structure.
5336 (struct data_reference): Move fields to base_object_info. Add fields
5337 first_location and object_info for above structures. Move fields from
5338 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5339 aligned_to. Add macros to access the new fields.
5340 Update functions declarations.
5341 * tree-flow.h (is_aliased_with): Declare.
5342 * tree-loop-linear.c (linear_transform_loops): Call
5343 compute_data_dependences_for_loop with correct parameters.
5344 * tree-ssa-alias.c (is_aliased_with): New function.
5345 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5346 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5347 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5348 vect_base_addr_differ_p, compute_subscript_distance and
5349 build_classic_dist_vector. Add printings. Check absolute value of
5351 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5353 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5354 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5355 to bytes. Add printing.
5356 (vect_compute_data_refs_alignment): Go through loads and stores in one
5358 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5359 vect_analyze_data_ref_access): Likewise.
5360 (vect_analyze_pointer_ref_access): Remove.
5361 (vect_address_analysis, vect_object_analysis): Likewise.
5362 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5363 and analyze data-refs in the loop.
5364 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5365 fields of data-ref instead of stmt. Add init to the offset from the
5367 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5368 (vect_update_init_of_dr): Likewise.
5369 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5370 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5372 (new_loop_vec_info): Initialize new fields.
5373 (destroy_loop_vec_info): Free new fields.
5374 (vect_strip_conversion): Remove.
5375 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5376 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5377 datarefs. Add new field ddrs.
5378 Add macros for the new fields access.
5379 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5380 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5381 Remove their macros.
5382 * tree.h (highest_pow2_factor): Declare.
5384 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5386 * calls.c (store_one_arg): Check for sibling call MEM arguments
5387 from already clobbered incoming argument area.
5389 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5391 * c-common.c (check_missing_format_attribute): New.
5392 * c-common.h (check_missing_format_attribute): Likewise.
5393 * c-typeck.c (convert_for_assignment): Use it.
5395 2005-07-24 Andreas Schwab <schwab@suse.de>
5397 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5398 register use a word move. Correct operand of ext.w in 68000 code.
5400 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5402 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5403 variables as declarations, rather than definitions.
5405 2005-07-24 Ira Rosen <irar@il.ibm.com>
5407 PR tree-optimization/22526
5408 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5411 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5413 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5414 that C99 reserve for future use. Use it to define clog10,
5415 clog10f and clog10l.
5417 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5419 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5420 * configure.ac: Check for -Wmissing-format-attribute.
5422 * configure: Regenerate.
5424 2005-07-23 Richard Henderson <rth@redhat.com>
5426 PR tree-optimization/22623
5427 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5429 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5432 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5434 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5436 * Makefile.in (C_TREE_H): Update dependencies.
5437 * c-tree.h: Include toplev.h.
5438 * diagnostic.h (diagnostic_set_info): Add format attribute.
5439 * rtl-error.c (diagnostic_for_asm): Likewise.
5441 2005-07-23 Chao-ying Fu <fu@mips.com>
5443 * config/mips/mips-dsp.md: New file.
5444 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5445 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5447 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5448 MIPS_BUILTIN_BPOSGE32.
5449 (mips_expand_builtin_direct): Add one parameter to indicate that
5450 builtin functions need to return a value.
5451 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5453 (mips_regno_to_class): Add classes for 12 new DSP registers.
5454 (mips_subword): Change to check four HI registers.
5455 (mips_output_move): Output move to and from 6 new DSP accumulators.
5456 (override_options): Make sure -mdsp and -mips16 are not used together.
5457 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5459 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5461 (print_operand): Add 'q' for printing DSP accumulators.
5462 (mips_cannot_change_mode_class): Check ACC_REGS.
5463 (mips_secondary_reload_class): Check ACC_REGS.
5464 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5465 (mips_register_move_cost): Check ACC_REGS.
5466 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5467 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5468 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5469 (dsp_bdesc): New array.
5470 (bdesc_arrays): Add DSP builtin function table.
5471 (mips_prepare_builtin_arg): Check predicate again after
5473 (mips_expand_builtin): Add one more parameter to
5474 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5475 MIPS_BUILTIN_BPOSGE32.
5476 (mips_init_builtins): Initialize new function types.
5477 (mips_expand_builtin_direct): Check if builtin functions need to
5478 return a value and pass operands properly.
5479 (mips_expand_builtin_bposge): New function.
5480 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5481 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5482 (FIRST_PSEUDO_REGISTER): Increase to 188.
5483 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5484 Update for 12 new DSP registers.
5485 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5486 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5487 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5488 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5489 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5490 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5491 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5492 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5493 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5494 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5495 (REGISTER_NAMES): Add names for 12 new DSP registers.
5496 * config/mips/mips.md: Include mips-dsp.md.
5497 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5498 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5499 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5500 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5501 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5502 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5503 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5504 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5505 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5506 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5507 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5508 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5509 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5510 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5511 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5512 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5513 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5514 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5515 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5516 (UNSPEC_RDDSP): New constants.
5517 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5518 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5520 * config/mips/mips.opt (-mdsp): New option.
5521 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5522 (reg_imm10_operand): New predicates.
5523 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5524 * doc/invoke.texi (-mdsp): Document new option.
5526 2005-07-22 DJ Delorie <dj@redhat.com>
5528 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5530 * tree-inline.c (inlinable_function_p): Likewise.
5532 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5535 * toplev.c (check_global_declarations): Do not mark undefined
5536 variables as DECL_IGNORED_P.
5537 * varasm.c (first_global_object_name): GTY it.
5538 (weak_global_object_name): Likewise.
5539 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5540 a string to go into {weak,first}_global_object_name.
5542 2005-07-22 DJ Delorie <dj@redhat.com>
5544 * c-format.c (check_function_format): Change warning control
5545 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5547 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5549 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5550 &PTR->FLD a dereference of PTR.
5551 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5552 a potential dereference of PTR.
5554 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5556 PR rtl-optimization/20370
5557 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5558 call allocate_reg_info if necessary.
5560 PR rtl-optimization/21848
5561 * calls.c (emit_library_call_value_1): For const functions, add
5562 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5564 PR rtl-optimization/22445
5565 * cselib.c (target.h): Include.
5566 (rtx_equal_for_cselib_p): Allow commutative matches.
5567 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5568 Remove MODE parameter. Changed all callers.
5570 PR rtl-optimization/22258
5571 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5573 (try_combine): Use likely_spilled_retval_p.
5575 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5577 * config.gcc: Add crx-elf support.
5579 * doc/contrib.texi: Mention crx.
5580 * doc/extend.texi: Document crx extensions.
5581 * doc/install.texi: Document crx install.
5582 * doc/invoke.texi: Document crx options.
5583 * doc/md.texi: Document crx constraints.
5585 * config/crx/crx-protos.h: New file.
5586 * config/crx/crx.c: New file.
5587 * config/crx/crx.h: New file.
5588 * config/crx/crx.md: New file.
5589 * config/crx/crx.opt: New file.
5590 * config/crx/t-crx: New file.
5592 2005-07-22 Manfred Hollstein <mh@suse.com>
5594 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5596 (int_add_graph_edge): Likewise.
5597 (collapse_nodes): Likewise.
5598 (process_unification_queue): Likewise.
5600 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5601 Laurent GUERBY <laurent@guerby.net>
5603 PR tree-optimization/22336
5604 * function.c (record_block_change): Check for
5605 cfun->ib_boundaries_block.
5607 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5609 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5610 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5612 2005-07-21 DJ Delorie <dj@redhat.com>
5614 * toplev.c (warn_deprecated_use): Add warning control to warning
5616 * c-typeck.c (parser_build_binary_op): Likewise.
5617 (c_finish_if_stmt): Likewise.
5618 * c-common.c (check_function_sentinel): Likewise.
5619 (check_nonnull_arg): Likewise.
5621 2005-07-21 Richard Henderson <rth@redhat.com>
5624 * tree-complex.c (complex_ssa_name_components): New.
5625 (cvc_lookup): Allow entry not found.
5626 (create_components): Remove.
5627 (create_one_component_var, get_component_var): New.
5628 (get_component_ssa_name, set_component_ssa_name): New.
5629 (extract_component): Use get_component_ssa_name.
5630 (update_complex_components): Use set_component_ssa_name.
5631 (update_complex_components_on_edge): Likewise.
5632 (update_phi_components): Create new PHI nodes directly, instead
5633 of adding insns to edges.
5634 (tree_lower_complex): Allocate and free complex_variable_components
5635 and complex_ssa_name_components here.
5637 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5639 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5640 revert to returning false.
5642 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5645 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5647 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5650 * config/i386/i386.md (cmpxf): Change operand constraints
5651 to "nonmemory_operand".
5653 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5655 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5657 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5660 * fold-const.c (fold_build1): Add checksum for the operands.
5661 (fold_build2): Likewise.
5662 (fold_build3): Likewise.
5664 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5667 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5669 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5671 * common.opt (-fforward-propagate): Committed by mistake,
5674 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5676 * reg-stack.c: Fix comment typo(s).
5677 * tree-ssa-operands.c: Likewise.
5678 * tree-vectorizer: Likewise.
5680 2005-07-21 Nick Clifton <nickc@redhat.com>
5682 * config/sh/symbian.c: Replace C++ style line comments with C
5683 style line comments.
5684 (symbian_add_attribute): Do not use a ? operator on the LHS of
5686 (sh_symbian_handle_dll_attribute): Change the type of the
5687 method vector to "VEC(tree,gc)*" and use vector accessor
5688 macros to walk over the elements.
5689 (symbian_export_vtable_and_rtti_p): Likewise.
5690 (symbian_class_needs_attribute_p): Likewise.
5692 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5695 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5696 initialize targetm.resolve_overloaded_builtin here.
5697 (altivec_expand_overloaded_builtin): Make it non-static.
5698 * config/rs6000/rs6000-protos.h
5699 (altivec_expand_overloaded_builtin): New prototype.
5700 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5701 targetm.resolve_overloaded_builtin here.
5702 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5704 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5705 Zdenek Dvorak <dvorakz@suse.cz>
5707 PR tree-optimization/19210
5708 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5710 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5711 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5712 rely on unproven assumptions.
5713 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5714 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5715 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5716 to number_of_iterations_exit.
5717 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5718 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5719 * tree-ssa-loop-niter.c (find_loop_niter,
5720 estimate_numbers_of_iterations_loop): Likewise.
5721 (number_of_iterations_exit): Honor the new options.
5722 * doc/invoke.texi (Wunsafe-loop-optimizations,
5723 funsafe-loop-optimizations): Document them.
5725 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5727 PR rtl-optimization/22167
5728 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5730 2005-07-20 Adam Nemet <anemet@lnxw.com>
5732 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5733 __do_global_dtors_aux longcall.
5735 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5737 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5738 (old_special_pred_table): Don't reference
5739 SPECIAL_MODE_PREDICATES.
5740 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5741 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5742 * config/sh/predicates.h: Don't mention
5743 SPECIAL_MODE_PREDICATES.
5744 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5747 2005-07-20 DJ Delorie <dj@redhat.com>
5749 * config.gcc: Add m32c-elf support.
5751 * doc/contrib.texi: Mention m32c.
5752 * doc/extend.texi: Document m32c extensions.
5753 * doc/install.texi: Mention m32c.
5754 * doc/invoke.texi: Document m32c options.
5755 * doc/md.texi: Document m32c constraints.
5757 * config/m32c/addsub.md: New file.
5758 * config/m32c/bitops.md: New file.
5759 * config/m32c/cond.md: New file.
5760 * config/m32c/jump.md: New file.
5761 * config/m32c/m32c-lib1.S: New file.
5762 * config/m32c/m32c-lib2.c: New file.
5763 * config/m32c/m32c-modes.def: New file.
5764 * config/m32c/m32c-pragma.c: New file.
5765 * config/m32c/m32c-protos.h: New file.
5766 * config/m32c/m32c.abi: New file.
5767 * config/m32c/m32c.c: New file.
5768 * config/m32c/m32c.h: New file.
5769 * config/m32c/m32c.md: New file.
5770 * config/m32c/m32c.opt: New file.
5771 * config/m32c/minmax.md: New file.
5772 * config/m32c/mov.md: New file.
5773 * config/m32c/muldiv.md: New file.
5774 * config/m32c/predicates.md: New file.
5775 * config/m32c/prologue.md: New file.
5776 * config/m32c/shift.md: New file.
5777 * config/m32c/t-m32c: New file.
5779 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5781 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5782 (stack_protect_set, stack_protect_test): New expanders.
5783 (stack_protect_set_si, stack_protect_set_si_media,
5784 stack_protect_set_di_media, stack_protect_test_si,
5785 stack_protect_test_si_media, stack_protect_test_di_media):
5788 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5790 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5792 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5794 * tree.h (tree_expr_nonzero_p): Export.
5795 * fold-const.c (tree_expr_nonzero_p): Likewise.
5796 Return true for CALL_EXPRs that are alloca calls.
5797 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5799 * tree-flow.h (expr_computes_nonzero): Remove.
5800 * tree-vrp.c (expr_computes_nonzero): Remove.
5801 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5802 (extract_range_from_unary_expr): Likewise.
5803 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5804 tree_expr_nonzero_p.
5806 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5808 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5809 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5810 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5811 All callers changed.
5812 (frame_related_constant_load): New arg "related" which controls
5813 setting of RTX_FRAME_RELATED_P. All callers changed.
5814 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5815 (bfin_expand_prologue): Add stack limit checking.
5816 * config/bfin/bfin.md (trapifcc): New pattern.
5818 * config/bfin/bfin.c: Include "langhooks.h".
5819 (def_builtin): Go through lang_hooks to call builtin_function.
5821 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5822 * config/bfin/predicates.md (symbol_ref_operand): New.
5823 (call_insn_operand): Delete. All callers changed to use
5824 register_no_elim_operand.
5825 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5827 (function_arg): Use it to generate the call's operand 2.
5828 (bfin_longcall_p): New function.
5829 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5830 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5831 determine if the address needs to be in a REG.
5832 (bfin_handle_longcall_attribute): New function.
5833 (bfin_attribute_table): Add "longcall" and "shortcall".
5834 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5835 (CUMULATIVE_ARGS): New member call_cookie.
5836 (PREDICATE_CODES): Add symbol_ref_operand.
5837 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5838 extra USE to the pattern.
5839 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5840 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5841 sibcall_value_insn; now the new patterns handle direct calls and the
5842 old ones indirect calls.
5843 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5845 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5847 * doc/trouble.texi: Update section on handling of empty loops.
5849 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5851 * config.gcc: Remove support for sparc-*-openbsd*,
5852 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5854 * config.host: Remove support for i860-*-sysv4* as a host.
5855 * config/i860/*, config/ip2k/*, config/ns32k/*,
5856 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5857 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5858 mention obsolete ports.
5860 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5862 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5864 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5865 of frame_pointer_rtx.
5866 (sh_expand_epilogue): Likewise.
5867 (sh_set_return_address): Likewise.
5868 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5869 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5870 offsets from FRAME_POINTER_REGNUM.
5871 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5872 (sh_register_names): Add initializer for sfp.
5873 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5874 (VALID_REGISTER_P): Likewise.
5875 (FIRST_PSEUDO_REGISTER): Update.
5876 (DWARF_FRAME_REGISTERS): Define.
5877 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5878 (HARD_FRAME_POINTER_REGNUM): Define.
5879 (FRAME_POINTER_REGNUM): Redefine.
5880 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5881 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5882 from FRAME_POINTER_REGNUM.
5883 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5884 FRAME_POINTER_REGNUM.
5885 (REG_CLASS_CONTENTS): Add sfp.
5886 (REG_ALLOC_ORDER): Likewise.
5887 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5888 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5889 of frame_pointer_rtx.
5890 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5892 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5894 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5895 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5896 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5898 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5901 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5903 Make CONSTRUCTOR use VEC to store initializers.
5904 * c-common.c (complete_array_type): Update to cope with VEC in
5906 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5907 (pp_c_constructor_elts): New function.
5908 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5909 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5910 struct constructor_stack, struct initializer_stack,
5911 constructor_elements, push_init_level, pop_init_level,
5912 add_pending_init, find_init_member, output_init_element): Update to
5913 cope with VEC in CONSTRUCTOR_ELTS.
5914 * coverage.c (build_fn_info_value, build_ctr_info_value,
5915 build_gcov_info): Likewise.
5916 * expr.c (categorize_ctor_elements_1, store_constructor,
5917 expand_expr_real_1): Likewise.
5918 * fold-const.c (fold_ternary): Likewise.
5919 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5920 gimplify_init_constructor, gimplify_expr): Likewise.
5921 * tree-dump.c (dequeue_and_dump): Likewise.
5922 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5924 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5926 * tree-sra.c (generate_element_init_1): Likewise.
5927 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5928 * tree-ssa-operands.c (get_expr_operands): Likewise.
5929 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5930 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5931 (get_initial_def_for_reduction): Likewise.
5932 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5933 value handle in annotations.
5934 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5935 tree_node_structure): Add support for constr_kind.
5936 (build_vector_from_ctor, build_constructor_single,
5937 build_constructor_from_list): New functions.
5938 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5939 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5940 Update to cope with VEC in CONSTRUCTOR_ELTS.
5941 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5942 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5943 CONSTRUCTOR_APPEND_ELT): New macros.
5944 (struct constructor_elt, struct tree_constructor): New data types.
5945 (union tree_node): Add tree_constructor field.
5946 * treestruct.def: Define TS_CONSTRUCTOR.
5947 * varasm.c (const_hash_1, compare_constant, copy_constant,
5948 compute_reloc_for_constant, output_addressed_constants,
5949 initializer_constant_valid_p, output_constant,
5950 array_size_for_constructor, output_constructor): Update to cope with
5951 VEC in CONSTRUCTOR_ELTS.
5952 * vec.h (VEC_empty, VEC_copy): New macros.
5954 2005-07-19 Devang Patel <dpatel@apple.com>
5956 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5958 2005-07-19 Richard Henderson <rth@redhat.com>
5961 * gimplify.c (gimplify_expr): Use main variant type for the temp
5962 destination for a discarded volatile read.
5963 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5964 casts between non-void types that change volatility.
5966 2005-07-15 DJ Delorie <dj@redhat.com>
5968 * toplev.h: Add comment about the first parameter for warning().
5969 * errors.h: Likewise.
5971 * c.opt (Wpragmas): New.
5972 * doc/invoke.texi: Document it.
5974 * function.c (do_warn_unused_parameter): Add warning control to
5976 * c-decl.c (warn_if_shadowing): Likewise.
5977 * c-lex.c (cb_def_pragma): Likewise.
5978 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5979 (pop_alignment): Likewise.
5980 (handle_pragma_pack): Likewise.
5981 (apply_pragma_weak): Likewise.
5982 (handle_pragma_weak): Likewise.
5983 (handle_pragma_redefine_extname): Likewise.
5984 (add_to_renaming_pragma_list): Likewise.
5985 (handle_pragma_extern_prefix): Likewise.
5986 (maybe_apply_renaming_pragma): Likewise.
5987 (handle_pragma_visibility): Likewise.
5989 * config/c4x/c4x-c.c (BAD): Likewise.
5990 (c4x_parse_pragma): Likewise.
5991 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5992 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5993 (rs6000_pragma_longcall): Likewise.
5994 * config/v850/v850-c.c (pop_data_area): Likewise.
5995 (ghs_pragma_section): Likewise.
5996 (ghs_pragma_section): Likewise.
5997 (ghs_pragma_interrupt): Likewise.
5998 (ghs_pragma_starttda): Likewise.
5999 (ghs_pragma_startsda): Likewise.
6000 (ghs_pragma_startzda): Likewise.
6001 (ghs_pragma_endtda): Likewise.
6002 (ghs_pragma_endsda): Likewise.
6003 (ghs_pragma_endzda): Likewise.
6005 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6006 Kenneth Zadeck <zadeck@naturalbridge.com>
6008 * Makefile.in: Removed tree-promote-statics.c
6009 * tree-promote-statics.c: Removed.
6010 * common.opt: Removed flag-promote-statics.
6012 * passes.c: Removed tree-promote-statics pass.
6013 * tree-pass.h: Ditto.
6014 * timevar.def: Removed TV_PROMOTE_STATICS.
6017 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6019 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6021 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6023 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6026 * c-common.c (check_function_arguments): Call
6027 'check_function_format' if either -Wformat or
6028 -Wmissing-format-attribute are specified.
6029 * c-format.c (check_function_format): Check -Wformat before
6030 calling 'check_format_info'.
6031 * c-opts.c (c_common_post_options): Don't warn for
6032 -Wmissing-format-attribute without -Wformat.
6033 * c-typeck.c (convert_for_assignment): Detect additional cases for
6034 -Wmissing-format-attribute.
6035 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6038 2005-07-19 Richard Guenther <rguenther@suse.de>
6040 * config/i386/i386.md (lrint<mode>2): Use temporary
6041 instead of clobbering non-existent memory.
6043 2005-07-19 Nick Clifton <nickc@redhat.com>
6045 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6046 statement to avoid displaying ASCII control characters.
6048 2005-07-19 Ben Elliston <bje@au.ibm.com>
6050 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6051 * cfganal.c (find_edge_index): Ditto.
6052 * combine.c (combine_instructions): Ditto.
6053 * ddg.c (create_scc): Ditto.
6054 (find_successors): Ditto.
6055 (find_predecessors): Ditto.
6056 (find_nodes_on_paths): Ditto.
6057 (longest_simple_path): Ditto.
6058 * flow.c (update_life_info): Ditto.
6059 (count_or_remove_death_notes): Ditto.
6060 (clear_log_links): Ditto.
6061 * modulo-sched.c (generate_reg_moves): Ditto.
6062 (find_max_asap): Ditto.
6063 (find_max_hv_min_mob): Ditto.
6064 (find_max_dv_min_mob): Ditto.
6065 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6066 * sched-rgn.c (extract_edgelst): Ditto.
6067 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6068 (dump_update_ssa): Ditto.
6069 (ssa_names_to_replace) Ditto.
6070 (switch_virtuals_to_full_rewrite): Ditto.
6071 (update_ssa): Ditto.
6072 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6074 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6076 Fix PR tree-optimization/22483
6078 * tree-complex.c (create_components): Use
6079 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6080 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6081 * tree-flow.h (safe_referenced_var_iterator): New structure.
6082 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6083 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6084 safe_referenced_var iterator.
6085 (add_type_alias): Ditto.
6087 2005-07-19 Steven Bosscher <stevenb@suse.de>
6089 * loop-init.c (rest_of_handle_loop2): Remove.
6090 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6091 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6092 (pass_rtl_loop_init, pass_rtl_loop_done,
6093 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6094 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6095 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6096 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6097 pass_tree_loop_done, and pass_tree_unswitch.
6098 (gate_loop): Rename to gate_tree_loop.
6099 * passes.c (init_optimization_passes): Update for renamed tree
6100 loop passes. Add the new loop2 passes as subpasses of loop2.
6101 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6102 Update for the renamed tree loop passes.
6104 2005-07-18 Ian Lance Taylor <ian@airs.com>
6107 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6108 blocks when optimizing.
6110 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6112 * common.opt (frename-registers): Initialize to 2.
6114 (fgcse-after-reload): Ditto.
6115 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6116 (process_options): Only change flag_web, flag_rename_registers,
6117 and flag_rerun_cse_after_loop if not explicitly set by user.
6119 2005-07-18 Jan Beulich <jbeulich@novell.com>
6121 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6122 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6123 in 64-bit mode the same as DImode in 32-bit mode.
6124 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6125 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6126 mode. Add new mode parameter.
6127 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6128 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6129 x86_64_shift_adj): New expanders.
6130 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6131 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6133 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6134 DImode shift splitters.
6135 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6136 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6139 2005-07-18 Jan Beulich <jbeulich@novell.com>
6141 * i386.md (movdi_extzv_1): New.
6142 (zero_extendhidi2): Combine alternatives and never force use of
6144 (zero_extendqidi2): Likewise. Don't restrict input selection.
6146 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6148 Fix PR tree-optimization/22531
6149 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6152 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6154 * tree-promote-statics.c (pass_promote_statics): Change dump file
6157 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6159 * tree-optimize.c (init_tree_optimization_passes): Add
6160 pass_eliminate_useless_stores pass.
6161 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6162 * tree-ssa-pre.c (is_copy_stmt): New function.
6163 (follow_copies_till_vuse): Ditto.
6164 (do_eustores): Ditto.
6165 (gate_eustores): Ditto.
6167 2005-07-16 Richard Henderson <rth@redhat.com>
6169 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6171 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6172 Kenneth Zadeck <zadeck@naturalbridge.com>
6174 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6175 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6176 ipa-type-escape.h, tree-promote-statics.c
6177 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6178 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6179 tree-promote-statics.c: new files.
6180 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6181 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6182 int nonlocal_set_p, mark_constant_function): Deleted.
6183 (rest_of_handle_cfg): Removed call to mark_constant_function.
6184 (nonoverlapping_component_refs_p): Added calls to support
6185 type based aliasing.
6186 * tree-ssa-alias.c (may_alias_p,
6187 compute_flow_insensitive_aliasing): Ditto.
6188 * calls.c (flags_from_decl_or_type): Removed reference to
6190 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6191 too many arguments. This is necessary for Spec 2000.
6192 * cgraph.h (const_function, pure_function): Removed.
6193 * common.opt: Added "fipa-pure-const", "fipa-reference",
6194 "fipa-type-escape", and "ftree-promote-static".
6196 * passes.c: Added ipa and tree-promote-statics passes.
6197 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6198 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6199 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6200 * tree-flow.h: Added exposed sra calls and addition of
6201 reference_vars_info field for FUNCTION_DECLS.
6202 * tree-pass.h: Added passes.
6203 * tree-sra.c: (sra_init_cache): New function.
6204 (sra_insert_before, sra_insert_after) Made public.
6205 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6207 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6208 aliasing. (may_alias_p): Added code to use type escape analysis to
6210 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6211 code to prune clobbers of static variables based on information
6212 produced in ipa-reference pass. Changed call clobbering so that
6213 statics are not marked as clobbered if the call does not clobber
6216 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6218 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6221 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6223 * doc/install.texi (*-*-solaris2*): Document recommended version
6224 of GNU binutils and mention GNU linker problem on Solaris 10.
6226 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6229 * c-decl.c (c_build_bitfield_integer_type): New function.
6230 (finish_struct): Call it.
6231 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6233 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6235 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6238 2005-07-16 Jan Hubicka <jh@suse.cz>
6240 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6241 (scale_bbs_frequencies_int): Watch roundoff errors.
6242 * predict.c (return_prediction): Initialize return_stmt.
6244 2005-07-16 Jan Hubicka <jh@suse.cz>
6246 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6247 after RTL profiling.
6249 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6252 * fold-const.c (build_range_check): Convert high/low to etype
6253 if we are only comparing against exp.
6255 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6257 Fix PR tree-optimization/22376
6258 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6260 (need_to_solve): New function.
6261 (compute_points_to_sets): Use it.
6263 2005-07-15 Jan Hubicka <jh@suse.cz>
6265 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6266 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6268 2005-07-15 Richard Guenther <rguenther@suse.de>
6270 * c-common.c (handle_flatten_attribute): New function.
6271 Add flatten function attribute.
6272 * doc/extend.texi: Document flatten function attribute.
6273 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6274 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6276 (cgraph_decide_inlining): Handle functions with flatten
6279 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6281 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6282 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6283 UNSPEC_XCHG, UNSPEC_AND): New.
6284 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6285 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6286 * config/rs6000/sync.md (FETCHOP): New code macro.
6287 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6289 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6290 (sync_compare_and_swap<mode>): Same.
6291 (sync_lock_test_and_set<mode>): Same.
6292 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6293 for QImode and HImode, and not PPC405.
6294 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6295 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6296 (sync_<fetchop>{si,di}_internal): New.
6297 (sync_nand{si,di}_internal): New.
6298 (sync_old_<fetchop>{si,di}_internal): New.
6299 (sync_old_nand{si,di}_internal): New
6300 (sync_new_<fetchop>{si,di}_internal): New.
6301 (sync_new_nand{si,di}_internal): New.
6302 (atomic_and{si,di}): New.
6303 (sync_new_nand{si,di}_internal): New.
6304 (atomic_and{si,di}): New.
6305 (sync_add<mode>_internal): Delete.
6306 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6307 (sync_sub<mode>_internal): Delte.
6308 (sync_subshort_internal): New.
6309 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6310 (sync_anddi_internal): Delete.
6311 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6312 (sync_booldi_internal): Delete.
6313 (sync_boolc<mode>_internal): Delete.
6314 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6315 (sync_boolc<mode>_internal2): Delete.
6316 (sync_boolcc<mode>_internal): Delete.
6317 (isync, lwsync): Use unspec instead of unspec_volatile.
6318 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6319 Revert UNSPEC_VOLATILE.
6320 (rs6000_split_atomic_op): New.
6321 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6323 2005-07-14 Eric Christopher <echristo@redhat.com>
6325 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6326 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6328 2005-07-14 Eric Christopher <echristo@redhat.com>
6330 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6332 2005-07-14 Steven Bosscher <stevenb@suse.de>
6334 PR tree-optimization/22230
6335 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6336 the computation of the four cross productions for "range op range".
6338 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6339 Ulrich Weigand <uweigand@de.ibm.com>
6342 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6345 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6347 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6349 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6351 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6353 2005-07-14 Richard Guenther <rguenther@suse.de>
6356 * config/i386/i386-protos.h (ix86_function_value): Change
6357 prototype to match new target hook.
6358 * config/i386/i386.c (ix86_value_regno): Change prototype
6359 to take extra type argument.
6360 (TARGET_FUNCTION_VALUE): Define.
6361 (ix86_function_ok_for_sibcall): Pass extra argument to
6362 ix86_value_regno, check return slot rtx for exact match.
6363 (ix86_function_value): Take extra parameter. Dispatch to
6364 ix86_value_regno with fndecl/fntype as provided.
6365 (ix86_value_regno): Handle extra type argument.
6366 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6368 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6369 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6370 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6371 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6372 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6374 2005-07-14 Richard Guenther <rguenther@suse.de>
6376 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6377 * calls.c (expand_call): Pass fntype to hard_function_value.
6378 (emit_library_call_value_1): Likewise.
6379 * explow.c: Include target.h.
6380 (hard_function_value): Take extra argument, the fntype.
6381 Use new target hook for function_value.
6382 * expr.h (hard_function_value): Change prototype.
6383 * function.c (aggregate_value_p): Pass 0 as fntype to
6384 hard_function_value.
6385 (assign_parms): Use new target hook for function_value.
6386 Pass 0 as fntype to hard_function_value.
6387 (expand_function_end): Likewise.
6388 * reg-stack.c: Include target.h.
6389 (stack_result): Use new target hook for function_value.
6390 * target-def.h: New target hook function_value.
6391 * target.h: Likewise.
6392 * targhooks.c (default_function_value): New function.
6393 * targhooks.h (default_function_value): Declare.
6395 2005-07-13 Ian Lance Taylor <ian@airs.com>
6397 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6399 2005-07-14 Jan Hubicka <jh@suse.cz>
6401 * tree-dfa.c (dump_variable): Use default_def function.
6402 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6403 * tree-ssa.c (verify_use): Likewise.
6404 * tree-ssanames.c (release_ssa_name): Likewise.
6405 * tree-tailcall.c (eliminate_tail_call): Likewise.
6406 (tree_optimize_tail_calls_1): Likewise.
6407 * tree-vrp.c (get_value_range): Likewise.
6409 2005-07-14 Ben Elliston <bje@au.ibm.com>
6411 * gcc.c (main): Compare language[0] with '*' when iterating over
6414 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6416 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6417 "s390_emit_compare". Add handling of CCZ1mode.
6418 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6419 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6421 (s390_branch_condition_mask): Add CCZ1mode handling.
6422 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6423 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6424 Use CCZ1mode instead of CCZmode.
6425 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6427 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6429 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6431 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6433 2005-07-13 Eric Christopher <echristo@redhat.com>
6435 * config/mips/mips.c (mips_canonicalize_comparison): New.
6436 (mips_emit_int_relational): Use.
6438 2005-07-13 Eric Christopher <echristo@redhat.com>
6440 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6442 * config/s390/s390.md: Include tpf.md. Move tpf specific
6444 * config/s390/tpf.md: To here.
6445 * config/s390/s390.opt: Move tpf specific options...
6446 * config/s390/tpf.opt: to here. Add mmain option.
6447 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6448 * config/s390/tpf.h: Rewrite.
6450 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6452 * doc/tm.texi: Remove @xref{Cross-profiling}.
6454 2005-07-13 Jeff Law <law@redhat.com>
6456 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6457 expressions, test their _DECL operands for pointer equality rather
6458 than using operand_equal_p.
6460 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6462 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6463 (TARGET_POSIX_IO): This.
6464 * config/darwin.h: Likewise.
6465 * config/freebsd.h: Likewise.
6466 * config/linux.h: Likewise.
6467 * config/lynx.h: Likewise.
6468 * config/netbsd.h: Likewise.
6469 * config/rs6000/linux64.h: Likewise.
6470 * config/rs6000/linux.h: Likewise.
6471 * config/s390/tpf.h: Likewise.
6472 * config/sh/embed-elf.h: Likewise.
6473 * config/sparc/linux64.h: Likewise.
6474 * config/sparc/linux.h: Likewise.
6475 * config/svr4.h: Likewise.
6476 * gcov-io.h: Likewise.
6478 * doc/tm.texi: Updated.
6480 * libgcov.c (create_file_directory): Defined only if
6481 TARGET_POSIX_IO is defined.
6482 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6485 2005-07-13 Jan Hubicka <jh@suse.cz>
6487 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6489 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6491 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6492 structure as argument.
6494 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6496 PR tree-optimization/21921
6497 * tree-iterator.c (tsi_link_before): Support the case when
6498 tsi_end_p (tsi) == true.
6500 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6502 PR tree-optimization/22442
6503 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6506 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6508 PR rtl-optimization/20376
6509 * toplev.c (process_options): Enable -fweb and -frename-registers when
6511 * doc/invoke.texi: Update the information about when -fweb and
6512 -frename-registers are enabled.
6514 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6517 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6518 if *rhs_p is not a SSA_NAME.
6520 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6522 Fix PR tree-optimization/22422
6523 * tree-ssa-structalias.c (struct variable_info): Add flag for
6525 (get_varinfo): Now a static function.
6526 (new_varinfo): init has_union and is_special_var to false.
6527 (solution_set_add): Check has_union.
6528 (do_da_constraint): Move temporary variable so it gets reset
6530 Also check for special variable.
6531 (do_ds_constraint): Ditto.
6532 (do_sd_constraint): Ditto.
6533 (do_structure_copy): Check for special variable.
6534 (find_func_aliases): Ditto.
6535 (init_base_vars): Set special vars properly.
6537 2005-07-13 Jan Hubicka <jh@suse.cz>
6539 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6542 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6543 (get_expr_operands): Fix thinko wrt flags and subvars.
6545 PR tree-optimize/22379
6546 * tree-inline.c (expand_call_inline): Do not output sorry in early
6549 2005-07-12 Dale Johannesen <dalej@apple.com>
6551 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6553 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6556 * host-linux.h: Include limits.h.
6558 2005-07-12 Dale Johannesen <dalej@apple.com>
6560 * expr.c (compress_float_constant): Add cost check.
6561 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6563 2005-07-12 Dale Johannesen <dalej@apple.com>
6565 * gcc.target/i386/compress-float-sse.c: New.
6566 * gcc.target/i386/compress-float-sse-pic.c: New.
6567 * gcc.target/i386/compress-float-387.c: New.
6568 * gcc.target/i386/compress-float-387-pic.c: New.
6569 * gcc.dg/compress-float-ppc.c: New.
6570 * gcc.dg/compress-float-ppc-pic.c: New.
6572 2005-07-12 Eric Christopher <echristo@redhat.com>
6574 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6576 * config/s390/s390.md: Include tpf.md. Move tpf specific
6578 * config/s390/tpf.md: To here.
6579 * config/s390/s390.opt: Move tpf specific options...
6580 * config/s390/tpf.opt: to here. Add mmain option.
6581 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6582 * config/s390/tpf.h: Rewrite.
6584 2005-07-12 Eric Christopher <echristo@redhat.com>
6586 * gcc.c (struct infile): Update comment for language.
6587 (main): Rewrite input file resetting code.
6589 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6592 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6593 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6594 (lookup_avail_expr): Use constant_boolean_node instead
6595 of boolean_false_node/boolean_true_node.
6597 2005-07-12 Ben Elliston <bje@au.ibm.com>
6599 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6600 and use it when printing num_edges.
6602 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6604 * doc/extend.texi (Blackfin Built-in Functions): New section.
6605 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6608 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6610 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6611 s/cmpstrsi/cmpstrnsi
6612 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6614 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6615 (init_optabs): Initialize cmpstrn_optab.
6616 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6617 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6618 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6619 * config/i386/i386.md: s/cmpstr/cmpstrn
6620 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6621 * doc/md.texi: Update documentation.
6623 2005-07-11 Richard Henderson <rth@redhat.com>
6625 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6626 build_va_arg_indirect_ref.
6627 (alpha_gimplify_va_arg): Likewise.
6628 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6629 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6630 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6631 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6632 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6633 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6635 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6637 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6639 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6640 * passes.c (init_optimization_passes): Add pass_empty_loop.
6641 * tree-pass.h (pass_empty_loop): Declare.
6642 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6643 try_remove_empty_loop, remove_empty_loops): New functions.
6644 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6645 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6647 2005-07-12 Peter Barada <peter@the-baradas.com>
6651 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6652 in address registers.
6653 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6654 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6655 alternative of addsi3_5200.
6657 2005-07-11 Ian Lance Taylor <ian@airs.com>
6659 * config/mips/mips.md (ffs<mode>2): Remove.
6661 2005-07-11 Ian Lance Taylor <ian@airs.com>
6663 * doc/tree-ssa.texi (Cleanups): Improve description of
6665 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6667 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6669 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6670 * tree.h (DECL_ARGUMENT_FLD): New macro.
6672 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6674 Fix PR tree-optimization/22404
6676 * tree-ssa-structalias.c (create_variable_info_for): Use
6679 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6681 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6682 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6683 for second comparison operand.
6684 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6686 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6687 (define_insn_reservation "alu"): Likewise.
6688 (csync, ssync): Now of type sync.
6689 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6690 -mcsync-anomaly -mspecld-anomaly.
6691 * config/bfin/bfin.opt (mcsync): Remove.
6692 (mcsync-anomaly, mspecld-anomaly): Add.
6693 * config/bfin/bfin.c: Include "insn-codes.h".
6694 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6695 (TARGET_DEFAULT_TARGET_FLAGS): New.
6696 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6698 2005-07-11 Steven Bosscher <stevenb@suse.de>
6700 * basic-block.h: Give the BB flags enum a name, bb_flags.
6701 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6702 * cfgcleanup.c (enum bb_flags): Remove here.
6703 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6704 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6705 (update_forwarder_flag): Likewise.
6706 (thread_jump): Likewise.
6707 (try_forward_edges): Likewise.
6708 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6709 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6710 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6712 2005-07-11 Richard Guenther <rguenther@suse.de>
6714 * config/i386/i386.opt: New target option -msseregparm.
6715 * config/i386/i386.c (override_options): Error out for
6716 -msseregparm but no SSE support.
6717 (ix86_function_sseregparm): Check for global sseregparm.
6718 * doc/invoke.texi: Document -msseregparm.
6720 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6722 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6723 (m32rle-*-linux*): Ditto.
6725 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6727 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6728 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6731 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6735 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6736 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6738 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6740 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6741 (varmap): Heapify varmap.
6742 (constraints): Heapify constraints.
6743 (struct constraint_graph): Heapify succs and preds.
6744 (constraint_vec_find): Update for heapification.
6745 (constraint_set_union): Ditto.
6746 (insert_into_complex): Ditto.
6747 (constraint_edge_vec_find): Ditto.
6748 (erase_graph_self_edge): Ditto.
6749 (add_graph_edge): Ditto.
6750 (get_graph_weights): Ditto.
6751 (merge_graph_nodes): Ditto.
6752 (build_constraint_graph): Ditto.
6753 (topo_visit): Ditto.
6754 (solve_graph): Ditto.
6755 (create_variable_info_for): Ditto.
6756 (init_base_vars): Ditto.
6757 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6758 (condese_varmap_nodes): Free complex vector.
6759 (clear_edges_for_node): Clear succs and preds vector.
6761 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6763 * tree-ssa-structalias.c (update_alias_info): Change counting of
6764 references to not include vdefs.
6766 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6768 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6771 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6773 * pa.c (pa_commutative_p): Make PLUS commutative when
6774 TARGET_NO_SPACE_REGS is true.
6776 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6778 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6779 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6780 * tree-dfa.c (dump_subvars_for): New.
6781 (debug_subvars_for): New.
6782 (dump_variable): Show subvariables if VAR has them.
6783 * tree-flow-inline.h (get_subvar_at): New.
6784 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6785 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6787 (struct subvar): Change fields offset and size to unsigned
6789 (dump_subvars_for): Declare.
6790 (debug_subvars_for): Declare.
6791 (get_subvar_at): Declare.
6792 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6793 to unsigned HOST_WIDE_INT *.
6794 (overlap_subvar): Likewise.
6795 * tree-gimple.c (is_gimple_reg): Always return false for
6796 SFTs and memory tags.
6797 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6799 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6800 (compute_may_aliases): Call compute_points_to_sets.
6801 (collect_points_to_info_for): Remove.
6802 (compute_points_to_and_addr_escape): Remove.
6803 (delete_alias_info): Call delete_points_to_sets.
6804 (compute_flow_sensitive_aliasing): If the call to
6805 find_what_p_points_to returns false, call set_pt_anything.
6806 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6807 (set_pt_anything): Clear pi->pt_vars.
6808 (set_pt_malloc): Remove.
6809 (merge_pointed_to_info): Remove.
6810 (add_pointed_to_expr): Remove.
6811 (add_pointed_to_var): Remove.
6812 (collect_points_to_info_r): Remove.
6813 (is_escape_site): Make extern.
6815 (create_overlap_variables_for): Call it.
6816 * tree-ssa-copy.c (merge_alias_info): Never merge
6817 flow-sensitive alias information.
6818 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6819 offset and size to be unsigned HOST_WIDE_INT.
6820 (add_to_addressable_set): Rename from note_addressable.
6821 Set TREE_ADDRESSABLE as the variables are added to the set.
6823 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6824 operands into VUSEs when adding V_MAY_DEFs for members in an
6826 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6827 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6828 (struct variable_info): Add bitfield is_heap_var.
6829 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6830 (new_var_info): Initialize is_heap_var.
6831 (get_constraint_for): Add HEAP variables to the symbol table.
6832 Mark them with is_heap_var.
6833 (update_alias_info): New. Taken mostly from the old
6834 compute_points_to_and_addr_escape.
6835 (handle_ptr_arith): New.
6836 (find_func_aliases): Call update_alias_info.
6837 Call handle_ptr_info for tcc_binary expressions.
6838 Call mark_stmt_modified.
6839 (create_variable_info_for): If DECL has subvars, do not create
6840 variables for its subvars. Always add all the fields.
6841 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6842 SFTs, then add all the SFTs of the structure.
6843 If VI->DECL is an aggregate with subvariables, add the SFT at
6845 (find_what_p_points_to): If VI is an artificial variable,
6846 translate to bitfields in SSA_NAME_PTR_INFO.
6847 If the solution is empty, set pi->pt_vars to NULL
6848 (init_base_vars): Create ANYOFFSET.
6849 (compute_points_to_sets): Rename from create_alias_vars.
6851 (pass_build_pta): Remove.
6852 (delete_points_to_sets): Rename from delete_alias_vars.
6853 (pass_del_pta): Remove.
6854 * tree-ssa-structalias.h (struct alias_info): Move from
6856 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6857 NUM_REFERENCES_SET): Likewise.
6858 (compute_points_to_sets, delete_points_to_sets): Declare.
6860 2005-07-09 Richard Henderson <rth@redhat.com>
6862 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6863 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6864 alpha_split_lock_test_and_set_12): New functions.
6865 * config/alpha/alpha-protos.h: Update.
6866 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6867 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6868 * config/alpha/sync.md (I12MODE): New.
6869 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6870 (sync_<fetchop_name><I48MODE>): Likewise.
6871 (sync_nand<I48MODE>): Likewise.
6872 (sync_old_<fetchop_name><I48MODE>): Likewise.
6873 (sync_new_<fetchop_name><I48MODE>): Likewise.
6874 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6875 (sync_compare_and_swap<I48MODE>): Likewise.
6876 (sync_lock_test_and_set<I48MODE>): Likewise.
6877 (sync_compare_and_swap<I12MODE>): New.
6878 (sync_compare_and_swap<I12MODE>_1): New.
6879 (sync_lock_test_and_set<I12MODE>): New.
6880 (sync_lock_test_and_set<I12MODE>_1): New.
6882 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6886 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6888 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6890 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6891 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6893 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6896 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6898 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6900 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6901 memory_operand constraint.
6902 (store_conditional_<mode>): Same.
6903 (sync_compare_and_swap<mode>): Same.
6904 (sync_lock_test_and_set<mode>): Same.
6906 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6908 Rewrite PIC support to more closely model actual instructions.
6909 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6910 (cris_symbol): Remove prototypes for removed functions.
6911 (cris_pic_symbol_type_of, cris_valid_pic_const)
6912 (cris_expand_pic_call_address): Prototypes for new functions.
6913 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6915 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6917 <case ':'>: Add case for new punctuation character.
6918 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6919 emitting (extra) PIC modifier.
6920 <case UNSPEC>: Do not assert for PLT.
6921 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6922 (cris_expand_prologue, cris_expand_epilogue): Check
6923 for pic_offset_table_rtx usage instead of taking
6924 current_function_uses_pic_offset_table as the final word.
6925 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6926 Remove flag_pic difference.
6927 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6928 the moral equivalents of...
6929 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6931 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6932 (cris_handle_option): Mark ARG as unused.
6933 (cris_expand_pic_call_address): New worker function for "call",
6935 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6936 output PIC constructs here.
6937 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6938 as symbol-specific modifers, not whole or part of operands.
6939 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6940 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6941 constants and flag_pic.
6942 (CONSTANT_INDEX_P): Adjust for new functions.
6943 (enum cris_pic_symbol_type): New helper type.
6944 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6945 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6946 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6948 ("movsi"): Emit actual instructions for GOT and relative access.
6949 ("*movsi_got_load"): New pattern to set up the register holding
6951 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6952 Adjust FIXME for 'S'.
6953 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6954 Use "movs" for -fpic cases.
6955 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6956 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6957 ("call", "call_value"): Just call cris_expand_pic_call_address for
6959 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6960 Remove special pattern.
6961 ("*expanded_call_side", "*expanded_call_value_side"): New
6963 (gotplt-to-plt, gotplt-to-plt-side-call)
6964 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6966 * config/cris/cris/predicates.md
6967 ("cris_general_operand_or_gotless_symbol"): Remove unused
6969 ("cris_general_operand_or_symbol"): Adjust for new functions.
6971 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6973 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6975 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6977 * Makefile.in (TREE_H): Add treestruct.def.
6978 (c-decl.o): Add pointer-set.h
6979 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6980 visibility on regular DECL's.
6981 (merge_decls): Fix the copying of decl nodes of various types for
6982 the new structures. Don't update RTL, section name, weak status,
6983 etc, on DECL's without RTL.
6984 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6985 Don't check volatile on non-variable types.
6986 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6987 to check whether we have seen arguments.
6988 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6989 flag is checked before field (flag is common, field is not).
6990 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6991 TS_DECL_COMMON could have an origin.
6992 (add_location_or_const_value_attribute): Don't check section name
6993 on non-var/function decls.
6994 (dwarf2out_var_location): Reverse order of tests.
6995 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6996 with DECL_WRTL_CHECK.
6997 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6998 * fold-const.c (fold_binary): Don't check weakness on
6999 non-var/function decls.
7000 (tree_expr_nonzero_p): Ditto.
7001 (fold_checksum_tree): Use tree_decl_extra as sizeof
7003 * ggc-page.c (extra_order_size_table): Add sizes for
7004 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7006 * gimplify.c (gimplify_bind_expr): Only set
7007 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7008 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7010 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7011 * langhooks.h (init_ts). New langhook.
7012 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7013 * print-tree.c (print_node): Update to only print fields that
7014 exist in the structures the passed decl has.
7015 * toplev.c (wrapup_global_declarations): Don't reset
7016 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7017 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7018 * tree-inline.c (remap_decl): Ditto.
7019 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7020 * tree-pretty-print.c (print_declaration): Don't print
7021 DECL_REGISTER on things that don't contain it.
7022 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7023 non-var/function decls.
7024 * tree.c (tree_contains_struct): New structure.
7025 (init_priority_for_decl): New hashtable.
7026 (tree_int_map): New structure.
7027 (tree_int_map_eq): New function.
7028 (tree_int_map_marked_p): Ditto.
7029 (tree_int_map_hash): Ditto.
7030 (tree_map): Move to tree.h.
7031 (tree_map_eq): Externalize.
7032 (tree_map_hash): Ditto.
7033 (tree_map_marked_p): Ditto.
7034 (init_ttree): Set up tree_contains_struct and call langhook.
7035 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7036 (tree_code_size): Update for new structures.
7037 (tree_node_structure): Update for new structures.
7038 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7040 (copy_node_stat): Copy init priority.
7041 (build_decl_stat): Ditto for visibility.
7042 (ts_enum_names): New.
7043 (tree_contains_struct_check_failed): New function.
7044 (decl_init_priority_lookup): Ditto.
7045 (decl_init_priority_insert): Ditto.
7046 * treestruct.def: New file.
7047 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7048 (CONTAINS_STRUCT_CHECK): Ditto.
7049 (tree_contains_struct_check_failed): New prototype.
7050 (DECL_CHECK): Removed.
7051 (DECL_MINIMAL_CHECK): New.
7052 (DECL_COMMON_CHECK): Ditto.
7053 (DECL_WRTL_CHECK): Ditto.
7054 (DECL_NON_COMMON_CHECK): Ditto.
7055 (DECL_WITH_VIS_CHECK): Ditto.
7056 (VAR_OR_FUNCTION_DECL_P): Ditto
7057 (struct tree_decl_minimal): New structure.
7058 (struct tree_decl_common): Ditto.
7059 (struct tree_decl_with_rtl): Ditto.
7060 (struct tree_decl_with_vis): Ditto.
7061 (struct tree_decl_non_common): Ditto.
7062 (struct tree_field_decl): Ditto.
7063 (struct tree_parm_decl): Ditto.
7064 (struct tree_var_decl): Ditto.
7065 (struct tree_function_decl): Ditto.
7066 (struct tree_const_decl): Ditto.
7067 (struct tree_result_decl): Ditto.
7068 (union tree_node): Add new structures.
7069 * var-tracking.c (track_expr_p): Reverse order of tests.
7071 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7073 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7075 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7076 * system.h: Poison FINALIZE_PIC.
7077 * doc/tm.texi (FINALIZE_PIC): Remove.
7079 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7082 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7083 to the correct type if we have a MODIFY_EXPR.
7085 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7087 PR tree-optimization/22360
7088 * tree.c (upper_bound_in_type): Fix calculations for casting
7089 to a non-wider signed type and casting a signed value to a
7090 wider unsigned type.
7091 (lower_bound_in_type): Fix calculations for casting to a
7092 non-wider signed type.
7094 PR tree-optimization/20139
7095 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7097 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7098 fold_cond_expr_cond.
7099 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7100 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7102 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7105 * tree-complex.c (expand_complex_libcall): Produce
7106 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7108 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7110 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7111 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7112 b" assert and inserted fastpath code for this case.
7113 (bitmap_ior): Removed "a != b" assert.
7115 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7117 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7118 (ENDFILE_SPEC): Likewise.
7119 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7121 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7122 a large stack frame at epilogue.
7124 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7126 * final.c: Include sdbout.h when required.
7128 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7130 * config.gcc (*-*-darwin*): Only one target-specific header file
7132 (powerpc-*-darwin*): Add version-specific header files.
7133 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7134 * config.in: Regenerate.
7135 * configure: Regenerate.
7136 * gcc.c: Include xregex.h.
7137 (version_compare_spec_function): New.
7138 (spec_function): Add version-compare.
7139 (replace_outfile_spec_function): Reformat comment.
7140 (compare_version_strings): New.
7141 * config/darwin-c.c (version_as_macro): New.
7142 (builtin_define): New.
7143 (darwin_cpp_builtins): New.
7144 * config/darwin-protos.h (darwin_cpp_builtins): New.
7145 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7146 (LIB_SPEC): Make unconditional, update comment.
7147 (TARGET_C99_FUNCTIONS): Define.
7148 * config/darwin.opt: Sort.
7149 (mmacosx-version-min=): New.
7150 * config/darwin7.h: Delete.
7151 * config/darwin8.h: Delete.
7152 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7153 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7154 (TARGET_C99_FUNCTIONS): Define.
7155 * config/rs6000/darwin7.h: New.
7156 * config/rs6000/darwin8.h: New.
7157 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7158 (-mmacosx-version-min): Document.
7160 2005-07-07 Ian Lance Taylor <ian@airs.com>
7162 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7164 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7167 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7169 2005-07-07 Khem Raj <kraj@mvista.com>
7171 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7172 in bytes, not words.
7174 2005-07-07 Paul Brook <paul@codesourcery.com>
7176 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7177 DEFAULT_FUNCTION_ARG_PADDING to upward.
7179 2005-07-07 Richard Henderson <rth@redhat.com>
7181 * function.c (locate_and_pad_parm): Record parameter alignment in
7182 stack_alignment_needed.
7184 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7186 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7187 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7188 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7189 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7190 (define_attr "type"): Add isync, sync, load_l, store_c.
7191 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7192 Create scratch volatile MEM.
7193 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7195 (load_locked_<mode>): New.
7196 (store_conditional_<mode>): New.
7197 (sync_compare_and_swap<mode>): Replace with splitter.
7198 (sync_lock_test_and_set<mode>): Replace with splitter.
7199 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7201 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7202 is ics. Attribute isync.
7203 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7205 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7206 and UNSPECV_SYNC_OP.
7207 (emit_unlikely_jump): New.
7208 (emit_load_locked): New.
7209 (emit_store_conditional): New.
7210 (rs6000_split_compare_and_swap): New.
7211 (rs6000_split_lock_test_and_set): New.
7212 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7213 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7214 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7215 rs6000_split_lock_test_and_set): Declare.
7216 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7217 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7218 store_c, isync, sync.
7220 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7222 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7223 filenames to gtyp-gen.h.
7224 (s-typ-gen): Use it in place of for loops.
7226 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7228 * hooks.c (hook_bool_rtx_int_false): New function.
7229 * hooks.h (hook_bool_rtx_int_false): Declare.
7230 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7231 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7232 * target.h (struct gcc_target): Add commutative_p member.
7233 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7234 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7235 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7236 (pa_commutative_p): New function.
7237 * jump.c (target.h): Include.
7238 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7239 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7241 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7243 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7244 (s390_expand_setmem): New.
7245 * config/s390/s390.c: Likewise.
7246 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7248 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7249 general_operand. Call new function "s390_expand_setmem".
7250 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7251 ("setmem_long", "*setmem_long"): ... this.
7253 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7255 * config/s390/s390.c: (optimization_options): Enable
7256 TARGET_MVCLE at -Os.
7257 * doc/invoke.texi: Document changes in default behaviour.
7258 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7260 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7262 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7263 defined by back-end.
7265 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7267 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7268 all sets in the pattern.
7269 * config/rs6000/rs6000.md (stack_protect_testsi,
7270 stack_protect_testdi): Likewise.
7272 2005-07-06 Jeff Law <law@redhat.com>
7274 * tree-vrp.c (simplify_using_ranges): Kill.
7275 (vrp_finalize): Remove call to simplify_using_ranges.
7276 (simplify_stmt_using_ranges): New function extracted from
7277 simplify_using_ranges.
7278 (simplify_div_or_mod_using_ranges): Likewise.
7279 (simplify_abs_using_ranges): Likewise.
7280 (simplify_cond_using_ranges): New function.
7281 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7282 * tree-ssa-propagate.c (substitute_and_fold): Call
7283 simplify_stmt_using_ranges if we have range information.
7285 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7287 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7288 ia64_flag_schedule_isns2.
7290 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7291 reading/writing general registers.
7292 (ia64_function_arg): Revert 2005-06-18 change.
7294 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7296 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7297 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7299 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7301 * function.c (expand_function_end): Revert part of 2005-06-27
7302 patch. Do sjlj_emit_function_exit_after after return_label.
7304 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7306 * doc/install.texi (--disable-libssp): New.
7308 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7310 * doc/invoke.texi: Update -fforce-mem documentation.
7311 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7312 code for -fforce-mem.
7313 * expmed.c: (store_bit_field,store_fixed_bit_field,
7314 extract_bit_field): Ditto.
7315 * expr.c: (convert_move): Ditto.
7316 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7317 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7318 emit_conditional_add,expand_float,expand_fix): Ditto.
7319 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7320 (common_handle_option): Issue warning when -fforce-mem specified.
7322 2005-07-06 Paul Brook <paul@codesourcery.com>
7324 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7326 * configure: Regenerate.
7328 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7330 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7332 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7334 Fix PR tree-optimization/22319
7335 Fix PR tree-optimization/22140
7336 Fix PR tree-optimization/22310
7338 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7339 variable sized types.
7340 Use correct type for intermediate structure on *a = *b structure
7343 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7345 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7347 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7348 (machine_function): Move typedef to...
7349 * config/rs6000/rs6000.c (machine_function): ... here. Add
7350 varargs_save_offset field.
7351 (rs6000_stack_t): Remove varargs_size field.
7352 (setup_incoming_varargs): Allocate varargs save area using
7353 assign_stack_local, try to make it as small as possible.
7354 Save offset from virtual_stack_vars_rtx to the save area
7355 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7356 instead of magic 8 when fp word byte size is used.
7357 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7358 instead of -RS6000_VARARGS_SIZE.
7359 (rs6000_stack_info, debug_stack_info,
7360 rs6000_initial_elimination_offset): Remove all traces of
7362 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7363 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7364 RS6000_VARARGS_AREA.
7366 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7368 PR tree-optimization/21963
7369 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7370 constant_multiple_of in the same way get_computation_cost_at does.
7372 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7374 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7375 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7376 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7377 and return its previous value.
7378 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7379 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7381 (stack_protect_set, stack_protect_test): New expanders.
7382 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7383 stack_protect_testdi): New insns.
7384 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7385 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7387 2005-07-06 Jeff Law <law@redhat.com>
7389 * tree-ssa-dce.c (cfg_altered): New global.
7390 (tree_dce_init): Initialize cfg_altered.
7391 (remove_dead_stmt): If we remove an edge in the CFG, then set
7393 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7396 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7398 * Makefile.in (stamp-collect-ld): Use
7399 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7400 ./collect-ld if it already exists.
7401 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7402 Don't remove ./nm if it already exists.
7404 2005-07-05 Devang Patel <dpatel@apple.com>
7406 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7407 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7408 * tree-vectorizer.c (vect_loop_location): New.
7409 (vect_print_dump_info): Use vect_loop_location.
7410 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7411 (vectorize_loops): Set vect_loop_location.
7412 * tree-vect-analyze.c (vect_analyze_offset_expr,
7413 vect_determin_vectorization_factor, vect_analyze_operations,
7414 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7415 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7416 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7417 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7418 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7419 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7420 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7421 vect_analyze_loop): Adjust vect_print_dump_info API.
7422 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7423 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7424 vect_finish_stmt_generation, vectorizable_assignment,
7425 vectorizable_operation, vectorizable_store, vectorizable_load,
7426 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7427 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7428 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7429 vect_transform_loop): Same.
7430 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7431 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7434 2005-07-05 Randolph Chung <tausq@debian.org>
7436 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7437 * configure: Regenerate.
7438 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7439 (pa_tls_referenced_p): Declare.
7440 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7441 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7442 (legitimize_tls_address): New.
7443 (hppa_legitimize_address): Handle TLS addresses.
7444 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7445 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7446 (emit_move_sequence): Handle TLS addresses.
7447 (pa_encode_section_info): Call default handler to handle common
7449 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7450 (CONSTANT_ADDRESS_P): Reject TLS operands.
7451 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7452 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7453 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7454 (UNSPEC_TLSLE): Define new constants.
7455 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7456 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7457 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7458 (tie_symbolic_operand, tle_symbolic_operand): New
7460 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7462 * aclocal.m4: Update macros for autoconf 2.59 style.
7463 * configure.ac: Likewise.
7465 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7467 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7468 (function_arg): Pass small aggregates in general registers on 32-bit
7470 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7472 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7474 * Makefile.in (final.o): Fix dependencies.
7476 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7480 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7481 * langhooks.c (lhd_expr_to_decl): New.
7482 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7484 (LANG_HOOKS_INITIALIZER): Update.
7485 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7486 expr_to_decl langhook.
7487 * c-tree.h (c_expr_to_decl): Declare.
7488 * c-typeck.c (c_expr_to_decl): New.
7489 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7491 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7493 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7496 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7497 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7499 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7501 * Makefile.in: Adjust dependencies.
7502 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7503 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7504 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7505 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7506 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7507 rest_of_compilation.
7509 * bb-reorder.c (gate_duplicate_computed_gotos,
7510 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7511 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7512 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7513 pass_partition_blocks): New.
7514 * bt-load.c (gate_handle_branch_target_load_optimize,
7515 rest_of_handle_branch_target_load_optimize,
7516 pass_branch_target_load_optimize): New.
7517 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7519 * cfglayout.c (pass_insn_locators_initialize): New.
7520 * cfgrtl.c (pass_free_cfg): New.
7521 * combine.c (gate_handle_combine, rest_of_handle_combine,
7523 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7524 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7525 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7526 * except.c (pass_set_nothrow_function_flags,
7527 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7529 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7530 rest_of_handle_shorten_branches, pass_shorten_branches,
7531 rest_of_clean_state, pass_clean_state): New.
7532 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7533 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7534 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7536 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7537 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7538 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7539 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7541 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7542 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7543 pass_rtl_ifcvt, gate_handle_if_after_combine,
7544 rest_of_handle_if_after_combine, pass_if_after_combine,
7545 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7546 pass_if_after_reload): New.
7547 * integrate.c (pass_initial_value_sets): New.
7548 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7549 pass_purge_lineno_notes): New.
7550 * mode-switching.c (rest_of_handle_mode_switching,
7551 pass_mode_switching): New.
7552 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7553 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7555 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7556 pass_loop_optimize): New.
7557 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7559 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7561 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7562 pass_postreload_cse): New.
7563 * profile.c (gate_handle_profiling, pass_profiling,
7564 rest_of_handle_branch_prob, pass_branch_prob): New.
7565 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7566 pass_split_before_regstack, gate_handle_split_before_regstack,
7567 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7568 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7569 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7570 pass_stack_regs): New.
7571 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7572 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7573 pass_stack_adjustments): New.
7574 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7575 pass_regrename): New.
7576 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7577 pass_delay_slots, gate_handle_machine_reorg,
7578 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7579 * rtl.h (extern void purge_line_number_notes): New.
7580 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7581 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7583 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7585 * value-prof.c (gate_handle_value_profile_transformations,
7586 rest_of_handle_value_profile_transformations,
7587 pass_value_profile_transformations): New.
7588 * var-tracking.c (gate_handle_var_tracking,
7589 pass_variable_tracking): New.
7590 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7592 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7593 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7594 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7595 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7596 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7597 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7598 rest_of_handle_gcse2, rest_of_handle_regmove,
7599 rest_of_handle_tracer, rest_of_handle_if_conversion,
7600 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7601 rest_of_handle_web, rest_of_handle_branch_prob,
7602 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7603 rest_of_handle_jump_bypass, rest_of_handle_combine,
7604 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7605 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7606 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7607 rest_of_handle_mode_switching, rest_of_handle_jump,
7608 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7609 rest_of_handle_flow2, rest_of_handle_jump2,
7610 rest_of_handle_peephole2, rest_of_handle_postreload,
7611 rest_of_handle_shorten_branches, rest_of_clean_state,
7612 rest_of_compilation): Remove.
7614 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7615 * passes.c (dump_flags, in_gimple_form, all_passes,
7616 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7617 register_dump_files, next_pass_1, last_verified, execute_todo,
7618 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7619 from tree-optimize.c.
7620 (init_optimization_passes): Moved from tree-optimize.c,
7621 adding the RTL optimizations.
7622 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7623 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7624 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7625 register_dump_files, next_pass_1, last_verified, execute_todo,
7626 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7627 init_tree_optimization_passes, ipa_passes): Delete.
7628 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7630 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7631 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7633 (ipa_passes): Remove.
7634 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7635 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7636 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7637 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7638 (dump_info_p, dump_flag): Moved to tree-dump.h.
7640 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7642 * passes.c (finish_optimization_passes): Use dump_begin
7643 and dump_end, TDI_end.
7644 (gate_rest_of_compilation): New.
7645 (pass_rest_of_compilation): Use it.
7646 (gate_postreload, pass_postreload): New.
7647 * toplev.c (general_init): Rename init_tree_optimization_passes.
7648 * toplev.h (init_tree_optimization_passes): Rename to
7649 init_optimizations_passes.
7650 * tree-dump.c (dump_flag): Make static.
7651 (dump_files): Remove RTL dumps.
7652 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7653 pass_cleanup_cfg, pass_free_cfg_annotations,
7654 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7655 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7656 * tree-pretty-print.c: Include tree-pass.h.
7657 * cgraph.c: Include tree-dump.h.
7659 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7661 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7662 Only fall back to saying it points to readonly memory if
7665 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7667 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7668 * config/m32r/m32r.c (m32r_compute_frame_size,
7669 m32r_expand_prologue): Take current_function_profile into
7670 account whenever we reference
7671 current_function_uses_pic_offset_table.
7672 (m32r_finalize_pic): Remove.
7673 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7675 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7677 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7678 instead of $<. Don't remove ./as if it already exists.
7680 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7683 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7684 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7685 for complex modes when generating code for PA 1.0.
7686 (VALID_FP_MODE_P): New macro.
7687 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7688 sets for all general and floating point modes. Align wide floating
7689 point modes to even register boundaries to comply with architectural
7691 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7692 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7693 (VALID_FP_MODE_P): New macro.
7694 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7695 sets for all general and floating point modes. Align wide floating
7696 point modes to even register boundaries to comply with architectural
7699 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7701 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7704 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7706 * tree-ssa-structalias.c: Don't include expr.h.
7708 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7710 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7713 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7715 Fix PR tree-optimization/22279
7717 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7720 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7722 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7724 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7726 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7727 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7728 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7729 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7730 config/stormy16/stormy16.c, config/v850/v850.c,
7731 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7732 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7733 Avoid "." or "\n" at end of diagnostics and capital letters at
7734 start of diagnostics.
7735 * combine.c, cse.c: Don't translate dump file output.
7736 * toplev.c (print_version): Only translate output if going to
7739 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7741 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7742 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7745 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7747 * pa.c (fix_range): Fix typo in comment.
7749 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7751 * tree-vrp.c (extract_range_from_assert): Replace
7752 fold (build (...)) with fold_build2.
7754 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7756 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7757 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7758 (format_types_orig, handle_format_attribute): Add support for
7761 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7763 * varasm.c (assemble_variable): Fix format specifier thinko.
7765 2005-07-03 Ira Rosen <irar@il.ibm.com>
7767 PR tree-optimization/22029 (and 22135)
7768 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7769 a phi node before calling dump_vops.
7771 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7773 * tree-dump.h (dump_string_field): Declare.
7774 * tree-dump.c: Use it instead of dump_string.
7775 (dump_string_field): Make non-static.
7777 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7779 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7780 up the minimal CFG stuff always when optimize > 0. Call
7781 split_all_insns_noflow in PIC case if needed.
7783 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7784 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7787 * c-decl.c (c_write_global_declarations): Dump contents of
7789 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7790 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7791 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7792 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7795 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7797 * c-common.h (GCC_DIAG_STYLE): Define.
7798 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7799 version for format checking to 4.1.
7800 * c-format.c: Include toplev.h after c-common.h.
7801 (enum format_type): Add gcc_tdiag_format_type.
7802 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7803 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7804 (format_types_orig): Add gcc_tdiag.
7805 (init_dynamic_diag_info): Support gcc_tdiag formats.
7806 (handle_format_attribute): Likewise.
7807 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7808 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7809 version for format checking to 4.1.
7810 (warning0, warning, error, pedwarn, sorry): Use
7812 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7813 (finish_aliases_1): Do not use %qE.
7814 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7815 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7816 Correct format bugs.
7817 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7818 parameter to unsigned HOST_WIDE_INT.
7819 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7821 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7824 * expr.c (write_complex_part): Use adjust_address for MEM.
7825 (read_complex_part): Same.
7827 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7829 Fix PR tree-optimization/22280
7831 * tree-sra.c (generate_element_init): Remove useless loop.
7833 2005-07-02 Richard Henderson <rth@redhat.com>
7835 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7837 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7839 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7842 * fold-const.c (fold_binary): Handle the return value of
7843 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7844 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7846 2005-07-02 Jeff Law <law@redhat.com>
7848 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7849 a eliminate type conversion which feeds an equality comparison
7850 if the original type or either operand in the comparison is a
7853 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7855 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7856 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7858 * config/avr/avr.c: Do not use '`' as left quote.
7859 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7860 Remove "." from end of diagnostics. Make diagnostics start with
7863 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7864 Joseph S. Myers <joseph@codesourcery.com>
7866 * toplev.c (default_tree_printer): Handle setting location with
7868 * c-objc.common.c (c_tree_printer): Likewise.
7869 * c-format.c (gcc_diag_flag_specs): Add '+'.
7870 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7871 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7873 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7874 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7875 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7876 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7877 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7878 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7879 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7880 format arguments where %J is used without %D.
7882 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7884 * gcc.c (LINK_SSP_SPEC): Define.
7885 (link_ssp_spec): New variable.
7886 (LINK_COMMAND_SPEC): Add %(link_ssp).
7887 (static_specs): Add link_ssp_spec.
7888 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7889 * configure: Rebuilt.
7890 * config.in: Rebuilt.
7892 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7893 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7894 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7895 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7896 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7897 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7898 -0x7008(2) instead of reading __stack_chk_guard variable.
7899 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7901 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7902 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7903 if TARGET_THREAD_SSP_OFFSET is defined.
7904 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7905 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7908 2005-06-27 Richard Henderson <rth@redhat.com>
7909 * libgcc-std.ver (GCC_4.1.0): New.
7910 * libgcc.h (__stack_chk_guard): Declare.
7911 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7912 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7913 * mklibgcc.in (lib2funcs): Add them.
7915 2005-07-01 Richard Henderson <rth@redhat.com>
7917 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7918 void * before struct sigcontext *.
7919 (x86_fallback_frame_state): Likewise.
7921 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7923 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7925 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7928 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7929 we check for SSA_NAME for.
7931 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7933 Fix PR tree-optimization/22071
7935 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7937 (get_constraint_for_component_ref): Use it.
7939 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7942 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7943 print out the last new line.
7945 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7947 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7948 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7949 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7950 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7951 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7952 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7953 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7954 (enum reg_class): New member CC0_REGS.
7955 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7956 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7957 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7958 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7959 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7960 Adjust for register now described.
7962 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7965 * config/i386/i386.md (stack_protect_test_si,
7966 stack_protect_test_di): Add earlyclobber for scratch 3.
7967 * config/rs6000/rs6000.md (stack_protect_testsi,
7968 stack_protect_testdi): Add earlyclobber for scratch 3,
7969 remove earlyclobber from scratch 4.
7971 Older entries for 2005 can be found in ChangeLog-2005.