1 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
4 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
5 * config/s390/s390.c (s390_decompose_shift_count): New function.
6 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
7 (print_shift_count_operand): Use s390_decompose_shift_count.
8 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
9 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
11 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
14 * loop.c (loop_givs_rescan): Use force_operand to expand
17 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
20 * fold-const.c (build_range_check): Use unsigned when signed
21 overflow is undefined also. If etype is subtype, make sure that
22 the subtraction is in the supertype.
24 2005-11-02 Richard Henderson <rth@redhat.com>
27 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
30 2005-11-01 Richard Henderson <rth@redhat.com>
33 * loop.c (scan_loop): Do not propagate computations to a hard
34 register destination with SMALL_REGISTER_CLASSES.
36 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
38 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
39 costs for MULT inside PLUS or MINUS.
41 2005-11-01 Bob Wilson <bob.wilson@acm.org>
43 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
44 (TRAMPOLINE_SIZE): Round up to 60.
45 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
47 2005-10-31 James E. Wilson <wilson@specifix.com>
50 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
51 ifdef. Put ifdefs around call in gen_subprogram_die.
52 (compute_frame_pointer_to_cfa_displacement): Likewise.
53 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
56 PR rtl-optimization/17356
57 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
58 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
60 2005-10-31 Jan Hubicka <jh@suse.cz>
63 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
66 * i386.c (legitimize_pic_address): Deal with large immediates.
69 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
70 from symbol names while computing checkup.
73 * predict.c (predict_loops): Do not estimate more than
74 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
75 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
77 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
79 PR tree-optimization/19097
80 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
82 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
84 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
86 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
89 * tree-inline.c (setup_one_parameter): If the init_stmt
90 is NULL, don't insert the statement.
92 2005-10-30 Jan Hubicka <jh@suse.cz>
94 PR tree-optimization/24172
95 * tree-inline.c (copy_body_r): Unshare the substituted value first.
97 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
99 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
100 constants for hosts with long != 32 bits.
102 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
105 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
107 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
109 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
110 (TARGET_MS1_16_002): New.
111 (TARGET_MS1_16_003): New.
113 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
114 ("*decrement_and_branch_until_zero_no_clobber"): New.
115 Add corresponding splitter for decrement_and_branch_until_zero
117 Key all decrement_and_branch_until_zero patterns off of
120 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
123 * tree-complex.c (extract_component): Treat RESULT_DECL
124 like the rest of the decls.
126 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
128 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
129 indirect call to _mcount if the function needs a static chain.
131 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
132 Caroline Tice <ctice@apple.com>
134 PR rtl-optimization/24460
135 * dwarf2out.c (have_switched_text_sections): New boolean variable.
136 (dwarf2out_switch_text_section): Set it to true instead of
137 incrementing separate_line_info_table_in_use.
138 (output_loc_list): Additionally test have_switched_text_sections.
139 (output_ranges): Likewise.
140 (dwarf2out_finish): Likewise.
141 * varasm.c (assemble_start_function): Do not call
142 insert_section_boundary_note.
143 (assemble_end_function): If flag_reorder_blocks_and_partition,
144 switch to the function's section before emitting the .size directive.
145 * bb-reorder.c (insert_section_boundary_note): Staticify.
146 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
147 * output.h (insert_section_boundary_note): Delete.
149 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
152 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
153 instead of pointer equality when comparing types.
155 2005-10-24 James E. Wilson <wilson@specifix.com>
157 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
158 add_dependence_list_and_free calls.
160 2005-10-24 Steven Bosscher <stevenb@suse.de>
162 * contrib.texi: Add the names of the LLNL folks who donated
163 Cray pointer support for gfortran.
165 2005-10-24 Steven Bosscher <stevenb@suse.de>
167 PR tree-optimization/24225
168 * profile.c (branch_prob): Look from end to start through a
169 basic block when looking for a locus.
171 2005-10-24 Richard Henderson <rth@redhat.com>
173 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
175 (hppa_expand_prologue): Likewise.
177 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
179 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
180 (NO_DEFERRED_PROFILE_COUNTERS): Define.
181 * pa.h (NO_PROFILE_COUNTERS): Define.
182 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
183 (funcdef_nos): New vector to hold label numbers of deferred profile
185 (output_deferred_profile_counters): New function.
186 (hppa_profile_hook): Push label number onto funcdef_nos.
187 (pa_hpux_file_end): Call output_deferred_profile_counters if
188 NO_DEFERRED_PROFILE_COUNTERS is false.
190 * pa-protos.h (get_deferred_plabel): New prototype.
191 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
193 (output_call): Adjust calls.
195 2005-10-24 Alan Modra <amodra@bigpond.net.au>
197 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
198 peculiarity of GOT/TOC section usage.
200 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
203 * c-common.c (constant_string_class_name): Add documentation.
205 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
208 * recog.c (peephole2_optimize): Increment peep2_current_count
209 only when the slot is empty.
211 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
214 * except.c (output_function_exception_table): Call
215 assemble_external_libcall if we need a personality function.
217 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
219 PR rtl-optimization/24460
220 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
221 set the basic block for barriers.
223 2005-10-21 Janis Johnson <janis187@us.ibm.com>
225 * var-tracking.c (vt_initialize): Initialize post.
227 2005-10-21 Devang Patel <dpatel@apple.com>
230 * c-common.c (vector_types_convertible_p): Check vector element type.
232 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
234 * config/sh/sh.c (prepare_move_operands): Handle the address
235 constant which is a tls symbolic address plus a constant.
237 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
240 * gcc.c (main): Use the correct counter for erroring out
241 about mulitple files.
243 2005-10-21 Alan Modra <amodra@bigpond.net.au>
246 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
247 use r2 for 64-bit tls .got access.
249 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
251 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
254 2005-10-20 Steven Bosscher <stevenb@suse.de>
256 PR tree-optimization/24307
257 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
259 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
262 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
264 * varasm.c (find_decl_and_mark_needed): After cgraph global info
265 is ready, stop marking functions, but still mark variables.
267 2005-10-20 Richard Guenther <rguenther@suse.de>
270 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
273 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
275 PR rtl-optimization/23585
276 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
277 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
278 (may_trap_p_1): New predicate extracted from...
279 (may_trap_p): ... here. Invoke may_trap_p_1.
280 (may_trap_or_fault_p): New predicate.
281 * rtl.h (may_trap_or_fault_p): Declare it.
282 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
283 instead of may_trap_p.
284 (steal_delay_list_from_fallthrough): Likewise.
285 (fill_simple_delay_slots): Likewise.
286 (fill_slots_from_thread): Likewise.
287 * function.c (pad_to_arg_alignment): Rework comment about
288 SPARC_STACK_BOUNDARY_HACK.
289 * config/sparc/sparc.h: Likewise.
291 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
293 * config/s390/s390.c (s390_expand_insv): New.
294 * config/s390/s390-protos.h (s390_expand_insv): Declare.
295 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
296 ("icm_hi"): Remove mode attribute.
297 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
299 ("*extracthi", "*extractqi"): Remove.
300 (extv<mode>", "*extzv<mode>"): New.
301 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
302 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
304 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
306 * cfgexpand.c (discover_nonconstant_array_refs_r,
307 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
308 (tree_expand_cfg): Call discover_nonconstant_array_refs.
309 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
310 discover_nonconstant_array_refs.
312 2005-10-19 Steven Bosscher <stevenb@suse.de>
315 * c-decl.c (pop_scope): Don't warn about an unused variable
316 if it is marked with TREE_NO_WARNING.
317 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
318 somenow mismatch and olddecl is to be replaced.
320 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
323 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
324 whether registers live on the edge can be saved/restored.
326 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
328 * config/sh/sh.c (fixup_mova): Skip notes.
330 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
332 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
333 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
334 (s390_can_eliminate): Handle BASE_REGNUM elimination.
335 (s390_initial_elimination_offset): Likewise.
336 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
337 register on TARGET_ZARCH targets.
338 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
339 (INITIAL_FRAME_POINTER_OFFSET): Remove.
340 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
341 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
343 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
345 * config/s390/s390.md: Comment describing output modifiers updated.
346 * config/s390/s390.c (print_operand): Likewise.
348 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
350 * config/s390/s390.c (override_options): Added check for -mstack-size
352 * doc/invoke.texi: Mention that limit in the documenation.
354 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
357 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
359 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
361 Fix PR tree-optimization/24231
363 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
364 (compute_avail): Ditto.
366 2005-10-18 Richard Henderson <rth@redhat.com>
369 * config/i386/i386.c (legitimate_constant_p): Check
370 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
372 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
373 (legitimate_pic_address_disp_p): Reorg CONST checking to make
374 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
376 (print_operand_address): Likewise.
377 * config/i386/predicates.md (x86_64_immediate_operand): Test
378 SYMBOL_REF_TLS_MODEL properly inside CONST.
379 (x86_64_zext_immediate_operand): Likewise.
380 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
381 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
382 * config/i386/i386-protos.h: Remove predicates.md entries.
384 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
386 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
387 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
389 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
390 Ian Lance Taylor <ian@airs.com>
393 * fold-const.c (fold_widened_comparison): Do not allow range based
394 constant folding when right operand cannot be unwidened.
396 2005-10-17 Richard Henderson <rth@redhat.com>
398 * builtins.c (expand_builtin_synchronize): Build a new-style asm
399 with a memory clobber.
401 2005-10-17 James E Wilson <wilson@specifix.com>
403 PR rtl-optimization/17356
404 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
405 checking for EDGE_EH.
407 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
409 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
410 the slot on an even boundary for any type with 16-byte alignment.
412 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
415 * md.texi (Modifiers) <%>: Clarify that % doesn't work
416 after register allocation.
418 2005-10-17 DJ Delorie <dj@redhat.com>
420 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
423 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
426 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
429 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
431 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
432 to 2 if it's already non-zero.
433 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
434 is set and warn about it if flag_schedule_insns is 1.
436 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
438 * config/crx/crx.md: Compare-and-branch instructions need to
441 2005-10-17 Uros Bizjak <uros@kss-loka.si>
444 * config/i386/i386.md (*pushdi2_rex64 splitter)
445 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
446 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
447 flow2 pass only when (optimize > 0 && flag_peephole2).
449 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
452 * gcc.c (have_c): New static variable.
454 (process_command): Remove declation of have_c.
455 Set have_o to 1 when handling -o.
456 (main): Add a fatel error if there are multiple
457 files specified and -o and -c/-S is passed witout
458 -combine or multiple languages.
460 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
462 Fix PR tree-optimization/22444
463 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
464 Assert that we don't hit something with subvars.
465 (setup_pointers_and_addressables): Don't add things with subvars,
466 because we'll already process the subvars for aliasing purposes.
468 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
471 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
472 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
473 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
474 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
475 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
476 swapped, alternatives for the R constraint.
479 * builtins.c (get_builtin_sync_mode): Make unlimited
480 mode_for_size request.
482 2005-10-15 Richard Henderson <rth@redhat.com>
484 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
485 (gimplify_expr): ... here.
486 (gimplify_compound_lval): Use it in initial scan loop. Allow
487 fb_lvalue in base expression.
489 2005-10-15 Richard Henderson <rth@redhat.com>
492 * builtins.c (expand_builtin_trap): Export.
493 * expr.h (expand_builtin_trap): Declare.
494 * expr.c (expand_assignment): Emit a trap for integral offsets
495 from registers that weren't reduced to bitpos.
497 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
498 (mark_array_ref_addressable): Remove.
499 * tree-flow.h (mark_array_ref_addressable): Remove.
500 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
502 2005-10-15 James E Wilson <wilson@specifix.com>
505 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
506 (add_dependence_list_and_free): Likewise.
507 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
510 2005-10-15 Diego Novillo <dnovillo@redhat.com>
514 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
515 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
517 (vrp_visit_phi_node): Only prevent infinite iterations when
518 the previous result and the new result are both VR_RANGEs.
520 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
522 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
525 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
528 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
531 2005-10-14 Per Bothner <per@bothner.com>
533 PR preprocessor/21250
534 * c-ppoutput.c (print_line): Print internal line 0 as 1.
536 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
539 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
540 overflow flags. Refactor some conditionals.
542 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
545 * tree-dfa.c (add_referenced_var): Only look at decls which
546 have TREE_CONSTANT or TREE_READONLY set instead of if
547 !TREE_PUBLIC or !TREE_CONSTANT.
549 2005-10-13 James E Wilson <wilson@specifix.com>
551 * doc/invoke.texi: For -x, add f95-cpp-input.
552 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
554 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
556 PR tree-optimization/24262
557 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
558 in loop all the time.
560 2005-10-12 Richard Henderson <rth@redhat.com>
563 * tree.h (DECL_TRANSPARENT_UNION): Remove.
564 * function.c (assign_parm_find_data_types): Don't support it.
565 * print-tree.c (print_node): Likewise.
566 * c-common.c (handle_transparent_union_attribute): Likewise.
567 Use build_duplicate_type.
568 * tree-inline.c (remap_type_1): Split out of remap_type;
569 properly remap aggregate fields.
570 (build_duplicate_type): New.
571 * doc/extend.texi (Variable Attributes): Remove documentation
572 for transparent_union.
574 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
577 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
578 (gen_stack_pointer_dec): Likewise.
580 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
584 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
586 (struct cxx): Add adjust_class_at_definition target hook.
587 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
588 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
589 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
590 hook_void_tree. Add to TARGET_CXX.
591 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
593 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
594 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
595 instead of attribute. Check for dllexport override. Warn if
596 inconsistent dll linkage. Don't lose old dllimport if decl has
597 had address referenced. Tweak lookup of dllimport atribute.
598 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
599 for target specific rules. Don't add dllimport attribute if
600 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
602 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
603 * varasm.c (initializer_constant_valid_p): Replace
604 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
608 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
609 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
610 (i[34567]86-*-mingw32*): Likewise.
612 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
613 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
615 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
616 C++-specific code. Change return value to bool.
617 (i386_pe_dllimport_p): Likewise.
618 (associated_type): Simplify and make language-independent
619 (i386_pe_encode_section_info): Replace override of ambiguous
620 dllimport symbol refs with a gcc_assert.
621 (i386_pe_valid_dllimport_attribute_p): Define.
622 * config/i386/winnt-cxx.c: New file. Define C++ versions of
623 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
624 i386_pe_adjust_class_at_definition.
625 * config/i386/winnt-stubs.c: New file. Define stub versions of
626 lang-specific functions.
627 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
628 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
629 i386_pe_adjust_class_at_definition.
630 (i386_pe_valid_dllimport_attribute_p): Declare.
631 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
632 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
633 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
636 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
637 dllimport attribute with test of DECL_DLLIMPORT_P.
639 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
641 * combine.c (make_extraction): Correct offset computation.
643 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
645 * config/cris/t-linux (LIMITS_H_TEST): Define.
647 2005-10-12 Richard Henderson <rth@redhat.com>
650 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
652 2005-10-12 Richard Guenther <rguenther@suse.de>
654 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
656 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
659 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
660 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
663 2005-10-12 Richard Guenther <rguenther@suse.de>
666 * varasm.c (output_constant): Correct typo from previous
669 2005-10-11 Ian Lance Taylor <ian@airs.com>
671 PR rtl-optimization/13931
672 * combine.c: Revert patch of 2003-05-14, and:
673 (try_combine): Only set elim_i1 and elim_i2 if the destination is
674 completely killed in the appropriate insn.
675 (distribute_notes): Don't skip multiple hard register test for
678 2005-10-11 Richard Henderson <rth@redhat.com>
681 * c-typeck.c (convert_for_assignment): Use build_constructor_single
682 to initialize a transparent union instead of a nop_expr.
684 2005-10-11 Richard Henderson <rth@redhat.com>
686 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
687 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
688 (tree_ssa_dce_loop): Call scev_reset.
691 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
692 * tree-ssa-dce.c: Include cfgloop.h.
693 (tree_ssa_dce_loop, pass_dce_loop): New.
694 * tree-pass.h (pass_dce_loop): Declare it.
695 * passes.c (init_optimization_passes): Use it.
697 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
700 * convert.c (convert_to_real): Revert 2005-10-05 patch.
701 Only apply the optimization for rounding builtins if the inner
702 cast is also an extension.
704 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
707 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
708 mark_new_vars_to_rename instead of update_stmt.
710 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
712 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
714 2005-10-11 Jakub Jelinek <jakub@redhat.com>
716 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
717 for setting MMX register to 0 rather than mmx.
719 2005-10-10 Steve Ellcey <sje@cup.hp.com>
722 * configure.ac: Move gas check from mips specific case to common case.
723 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
724 * configure: Regenerate
725 * doc/install.texi: Update.
727 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
730 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
732 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
734 * gcc.c (do_spec_1): Accept numeric characters in file name
737 2005-10-10 Nick Clifton <nickc@redhat.com>
739 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
740 describing the deleted arm_gen_rotated_half_load function.
742 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
744 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
747 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
749 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
751 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
752 (EXTRA_MULTILIB_PARTS): Define.
753 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
754 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
755 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
756 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
757 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
758 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
760 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
762 PR tree-optimization/24226
763 * tree-cfg.c (remove_bb): Clean up unreachable loops.
764 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
765 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
768 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
770 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
772 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
775 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
776 Rewrite for no need for the early clobber.
778 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
780 Merge from csl-arm-branch:
781 2005-09-07 Paul Brook <paul@codesourcery.com>
782 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
785 2005-04-30 Paul Brook <paul@codesourcery.com>
786 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
787 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
789 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
790 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
791 (arm_override_options): Use TARGET_AAPCS_BASED.
792 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
793 (PTRDIFF_TYPE): Use int for AAPCS.
794 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
795 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
796 (DEFAULT_SHORT_ENUMS): Delete.
797 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
799 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
800 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
801 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
802 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
804 2004-12-03 Mark Mitchell <mark@codesourcery.com>
805 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
807 2004-11-22 Mark Mitchell <mark@codesourcery.com>
808 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
810 2004-11-19 Mark Mitchell <mark@codesourcery.com>
811 * config.gcc (arm*-*-linux-gnueabi): Add it.
812 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
814 (TARGET_OS_CPP_BUILTINS): Likeiwse.
815 * config/arm/linux-eabi.h: New file.
816 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
817 (LINUX_TARET_LINK_SPEC): Likewise.
819 * config/arm/t-linux-eabi: New file.
821 2005-10-08 Steven Bosscher <stevenb@suse.de>
824 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
826 (PARAM_SMS_DFA_HISTORY): Likewise.
828 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
831 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
832 (load_register_parameters): Call it.
833 (check_sibcall_argument_overlap_1): Likewise.
834 (store_one_arg): Likewise.
836 2005-10-07 James E. Wilson <wilson@specifix.com>
838 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
839 DImode not VECINT24 for operand 2.
842 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
846 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
847 fr_spill): Use destination_operand for operand 0.
849 2005-10-07 DJ Delorie <dj@redhat.com>
851 * varasm.c (output_constant): Limit error to expanding
854 2005-10-07 Richard Guenther <rguenther@suse.de>
857 * fold-const.c (fold_binary): Fix operand types during folding
858 of X op (A, Y). Evaluation order of the side-effects of
859 X and A are frontend-defined, so ensure we honour that even for
860 tcc_comparison class operands; eased by removing duplicate code.
862 2005-10-07 Steve Ellcey <sje@cup.hp.com>
864 * stor-layout.c (layout_type): Do not allow alignment of array
865 elements to be greater than their size.
867 2005-10-07 Steve Ellcey <sje@cup.hp.com>
869 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
871 (hppa*-*-linux*): Ditto.
872 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
873 * config/host-hpux.c: New.
874 * config/x-hpux: New.
875 * config/pa/x-hpux: Remove.
876 * config/pa/x-linux: Remove.
877 * config/pa/pa-host.c: Remove.
879 2005-10-07 Jeff Law <law@redhat.com>
881 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
882 determine whether or not to try and thread outgoing edges.
884 2005-10-07 David Edelsohn <edelsohn@gnu.org>
886 * config/rs6000/rs6000.md (eqsi_power): New.
887 (neg_eq0si): Add TARGET_POWER to final condition.
890 2005-10-06 Richard Henderson <rth@redhat.com>
892 * config/rs6000/rs6000.c: Revert last change.
894 2005-10-06 Richard Henderson <rth@redhat.com>
896 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
897 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
899 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
903 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
904 out return_label and naked_return_label.
906 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
908 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
911 2005-10-06 Richard Henderson <rth@redhat.com>
914 * tree-inline.c (declare_return_variable): Handle modify_dest not
917 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
919 Fix PR tree-optimization/22488
920 * tree-ssa-structalias.c (check_for_overlaps): New function.
921 (create_variable_info_for): Use it.
923 2005-10-06 Richard Henderson <rth@redhat.com>
926 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
927 (dwarf2out_start_source_file): Print it.
929 2005-10-06 Geoffrey Keating <geoffk@apple.com>
931 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
933 2005-10-06 Richard Henderson <rth@redhat.com>
936 * mode-switching.c (optimize_mode_switching): Clear transp bit
937 for block with incomming abnormal edges.
939 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
940 (fpscr_set_from_mem): Use them.
941 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
942 (fpscr postinc splitters): Rewrite as peephole2+split.
944 2005-10-06 David Edelsohn <edelsohn@gnu.org>
946 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
947 (eq<mode>_compare): Same.
949 2005-10-06 Richard Guenther <rguenther@suse.de>
951 PR tree-optimization/24238
952 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
954 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
956 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
957 here. Use AC_PATH_PROG for environment variables instead of
959 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
961 * configure: Regenerated.
963 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
966 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
967 then force it into a register.
968 (call_value): Likewise.
970 2005-10-06 Richard Henderson <rth@redhat.com>
973 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
974 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
975 under pass_vectorize.
977 2005-10-05 Devang Patel <dpatel@apple.com>
980 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
981 handling constants. Check NAMESPACE_DECL context for constants.
983 2005-10-05 Eric Christopher <echristo@apple.com>
985 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
987 2005-10-05 Richard Henderson <rth@redhat.com>
990 * tree-cfg.c (mark_array_ref_addressable_1): New.
991 (mark_array_ref_addressable): New.
992 * tree-flow.h (mark_array_ref_addressable): Declare.
993 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
995 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
999 * reload.c (subst_reloads): When adding a REG_LABEL to a
1000 jump instruction, also update JUMP_LABEL.
1002 2005-10-05 David Edelsohn <edelsohn@gnu.org>
1004 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
1005 * bb-reorder.c (copy_bb_p): Use it.
1006 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
1008 2005-10-05 Richard Henderson <rth@redhat.com>
1011 * toplev.c (process_options): Warn about unsupported combinations
1012 of unwind tables and omit-frame-pointer.
1013 * config/i386/i386.c (override_options): Similarly. Enable
1014 accumulate-outgoing-args if not explicitly disabled.
1016 2005-10-05 Steve Ellcey <sje@cup.hp.com>
1018 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
1019 Handle big endian vs. small endian.
1020 (vec_initv2sf): Handle big endian vs. small endian.
1021 (*vec_extractv2sf_1): Ditto.
1023 2005-10-05 Dale Johannesen <dalej@apple.com>
1025 * convert.c (convert_to_real): Don't convert
1026 (float)floor(double d) to floorf((float)d).
1028 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
1030 * config/arm/arm.md (insv): Use gen_int_mode in more places.
1032 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
1034 PR tree-optimization/18587
1035 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
1036 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
1037 build_vuses): Change to VEC type.
1038 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
1039 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
1040 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
1041 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
1042 (get_name_decl): New. Return DECL_UID of base variable.
1043 (operand_build_cmp): New. qsort comparison routine.
1044 (operand_build_sort_virtual): New. Sort virtual build vector.
1045 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1046 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1047 (FINALIZE_BASE): Use get_name_decl.
1048 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1049 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1050 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1051 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1052 direct VEC_* manipulations.
1053 (build_ssa_operands): Call operand_build_sort_virtual.
1054 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1055 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1056 with direct VEC_* manipulations.
1057 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1058 with direct VEC manipulations.
1060 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1062 PR tree-optimization/21419
1063 PR tree-optimization/24146
1064 PR tree-optimization/24151
1066 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1067 (build_asm_expr): Call it if outputs are read-only.
1068 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1070 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1071 Paolo Bonzini <bonzini@gnu.org>
1075 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1076 enable the instructions and not just the built-ins.
1077 * doc/invoke.texi (x86 Options): Likewise.
1079 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1081 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1083 * doc/invoke.texi (Option Summary): Correct spelling
1084 of -mmacosx-version-min.
1086 2005-10-04 Devang Patel <dpatel@apple.com>
1088 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1091 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1093 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1094 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1096 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1098 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1099 ("TE","tg"): New mode attributes.
1100 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1101 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1102 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1103 dword_mode and one for GPRmode.
1105 2005-10-04 Ian Lance Taylor <ian@airs.com>
1107 PR preprocessor/13726
1108 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1109 any comments passed in.
1111 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1113 * tree.c (annotate_with_file_line): Fix typo.
1115 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1118 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1119 type used to access data in the inlined length == 1 case, use
1120 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1121 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1123 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1125 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1126 TARGET_SSE3 and only for TARGET_80387.
1127 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1128 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1129 Do not depend on TARGET_80387.
1131 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1133 * tree.c (last_annotated_node): Change type to location_t*.
1134 (annotate_with_file_line): Reflect the change of
1135 last_annotated_node type.
1137 2005-10-04 Richard Guenther <rguenther@suse.de>
1140 * c-decl.c (grokdeclarator): Don't write to fields
1143 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1146 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1148 * varasm.c (make_decl_rtl): If a register variable does not
1149 have a set user assmbler name, error out.
1150 Decode the asmspec is now name+1 bypassing '*'.
1152 2005-10-04 Steven Bosscher <stevenb@suse.de>
1154 PR tree-optimization/23049
1155 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1156 of a COND_EXPR is folded before calling fold on the whole rhs of a
1157 conditional assignment.
1158 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1159 document that a COND_EXPR may appear there.
1161 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1164 * tree-vrp.c (extract_range_from_assert): If the new numeric
1165 range created out of the assertion contradicts the existing
1166 numeric range of the ASSERT_EXPR variable, make the new range
1169 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1171 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1172 from T_REGS to FP register class.
1174 2005-10-03 Richard Henderson <rth@redhat.com>
1177 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1178 before creating a new one.
1180 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1182 * config/rs6000/t-aix43 (LDFLAGS): New.
1183 * config/rs6000/t-aix52 (LDFLAGS): New.
1185 2005-10-03 Ian Lance Taylor <ian@airs.com>
1187 * gimplify.c (find_single_pointer_decl_1): New static function.
1188 (find_single_pointer_decl): New static function.
1189 (internal_get_tmp_var): For a formal variable, set restrict base
1190 information if appropriate.
1191 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1193 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1194 (DECL_GET_RESTRICT_BASE): Define.
1195 (SET_DECL_RESTRICT_BASE): Define.
1196 (decl_restrict_base_lookup): Declare.
1197 (decl_restrict_base_insert): Declare.
1198 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1199 * tree.c (restrict_base_for_decl): New static variable.
1200 (init_ttree): Initialize restrict_base_for_decl.
1201 (copy_node_stat): Copy restrict base information.
1202 (decl_restrict_base_lookup): New function.
1203 (decl_restrict_base_insert): New function.
1204 (print_restrict_base_statistics): New static function.
1205 (dump_tree_statistics): Call print_restrict_base_statistics.
1207 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1210 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1211 case of anti-ranges.
1213 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1216 * c-typeck.c (tagged_tu_seen): Rename to ...
1217 (tagged_tu_seen_cache): this and add val field.
1218 (comptypes): Move functional to comptypes_internal
1219 and free tagged_tu_seen.
1220 (comptypes_internal): New function and call comptypes_internal
1221 instead of comptypes. Speed up by sibcalling
1222 tagged_types_tu_compatible_p.
1223 (alloc_tagged_tu_seen): New function
1224 (free_all_tagged_tu_seen_up_to): New function.
1225 (tagged_types_tu_compatible_p): Return the val of the seen two
1227 Add that the two types are the same to tagged_tu_seen_base
1228 if they are and call comptypes_internal instead of comptypes.
1229 <case UNION_TYPE>: Speed up common type where the fields are
1231 (function_types_compatible_p): Call comptypes_internal instead of
1233 (type_lists_compatible_p): Likewise.
1234 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1236 2005-10-02 Matthias Klose <doko@debian.org>
1238 * doc/invoke.texi: Fix typo and speling error.
1240 2005-10-01 Richard Henderson <rth@redhat.com>
1242 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1244 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1246 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1247 using --start-group and --end-group.
1249 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1251 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1252 FIXME note regarding quirky semantics.
1254 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1257 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1258 non-null range as a last resort.
1260 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1261 Diego Novillo <dnovillo@redhat.com>
1264 * tree-vrp.c (extract_range_from_assert): For !=
1265 assertions, only build an anti-range if LIMIT is a
1266 single-valued range.
1268 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1270 * arm.md (movqi): On thumb when optimizing, handle loading from
1271 memory by describing this as taking a subreg of a zero-extended load
1272 into an SImode register.
1275 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1277 * reload1.c (merge_assigned_reloads): Do not change any
1278 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1280 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1282 * Makefile.in (LIPO_FOR_TARGET): Define.
1283 (STRIP_FOR_TARGET): Define.
1285 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1286 before creating new ones. Do symlinks before creating the actual
1289 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1290 to work out which multilibs are actually being built.
1292 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1294 * tree-vect-transform.c, config/ms1/ms1.md,
1295 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1296 Follow spelling conventions.
1297 * doc/invoke.texi, doc/md.texi: Fix typos.
1299 2005-09-30 Andrew Macleod <amacleod@redat.com>
1301 PR tree-optimization/21430
1302 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1303 use operands, and set stmt pointer if need be.
1304 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1305 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1308 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1311 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1313 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1315 * optabs.c (expand_binop): Initialize first_pass_p.
1317 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1320 * c-decl.c (c_write_global_declarations_1): If any
1321 wrapup_global_declaration_2 call returned true, restart the loop.
1323 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1325 Fix PR tree-optimization/24117
1326 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1327 before considering whether to use anyoffset.
1329 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1333 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1335 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1337 (swap_commutative_operands_with_target): New.
1339 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1342 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1345 2005-09-29 Steven Bosscher <stevenb@suse.de>
1347 PR tree-optimization/23911
1348 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1349 and IMAGPART_EXPR too.
1351 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1354 * expmed.c (expand_shift): Move logic to reverse rotation
1355 direction when rotating by constants ...
1356 * optabs.c (expand_binop): ... here.
1357 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1358 (ix86_rotrdi3): New pattern.
1359 (rotldi3): Handle 32-bit mode.
1360 (ix86_rotldi3): New pattern.
1362 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1365 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1366 check for numbers that need no bit twiddle.
1368 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1370 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1371 multilib to be built.
1373 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1374 (stage1-start): Delete old libgcc and libunwind before moving
1375 anything into the stage directory.
1376 (stage2-start): Likewise.
1377 (stage3-start): Likewise.
1378 (stage4-start): Likewise.
1379 (stageprofile-start): Likewise.
1380 (stagefeedback-start): Likewise.
1381 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1382 header in tm_file and CPU-specific t-darwin in tmake_file.
1383 (i[34567]86-*-darwin*): Don't change tm_file.
1384 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1385 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1386 shared library stub for target OS version.
1387 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1388 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1389 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1390 (libgcc_s.%.dylib): New.
1392 (install-darwin-libgcc-stubs): New.
1393 (INSTALL_LIBGCC): New append.
1394 * config/i386/darwin-libgcc.10.4.ver: New.
1395 * config/i386/darwin-libgcc.10.5.ver: New.
1396 * config/i386/t-darwin: New.
1397 * config/rs6000/darwin-libgcc.10.4.ver: New.
1398 * config/rs6000/darwin-libgcc.10.5.ver: New.
1399 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1400 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1402 2005-09-28 Paul Brook <paul@codesourcery.com>
1404 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1407 2005-09-28 Richard Guenther <rguenther@suse.de>
1409 PR tree-optimization/23853
1410 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1411 host_integerp to verify misalignment value.
1413 2005-09-28 Richard Henderson <rth@redhat.com>
1415 * builtins.c (get_builtin_sync_mode): New.
1416 (expand_builtin_sync_operation): Pass in mode argument.
1417 (expand_builtin_compare_and_swap): Likewise.
1418 (expand_builtin_lock_test_and_set): Likewise.
1419 (expand_builtin_lock_release): Likewise.
1420 (expand_builtin): Update to match.
1422 2005-09-28 Nick Clifton <nickc@redhat.com>
1424 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1425 formatting. Add check to PLUS case to ensure that the offset is
1426 within an acceptable range.
1428 * config/v850/v850.md (casesi): Disable the generation of the
1429 switch pattern as it is not being handled properly at the moment.
1431 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1432 for when the high words are identical.
1434 2005-09-27 Richard Henderson <rth@redhat.com>
1436 * pretty-print.c (pp_base_format): Fix typo for %>.
1438 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1439 Devang Patel <dpatel@apple.com>
1441 PR tree-optimization/23625
1442 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1443 LABEL_EXPR, assertion check.
1445 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1447 * optabs.c (no_conflict_move_test): Check if a result of a
1448 to-be-moved insn would be clobbered by an originally
1451 2005-09-27 Jeff Law <law@redhat.com>
1453 * passes.c (init_optimization_passes): Replace copy propagation
1454 passes immediately after DOM with phi-only copy propagation
1455 pases. Add phi-only copy propagation pass after first DOM pass.
1456 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1457 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1458 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1459 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1460 to init_copy_prop. Callers updated.
1461 (do_phi_only_copy_prop): New function.
1462 (pass_phi_only_copy_prop): New pass descriptor.
1464 2005-09-27 Nick Clifton <nickc@redhat.com>
1466 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1468 2005-09-26 Jason Merrill <jason@redhat.com>
1471 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1473 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1475 2005-09-26 James E Wilson <wilson@specifix.com>
1477 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1478 copyright. Add gcc copyright plus libgcc exception.
1479 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1481 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1483 2005-09-26 Jeff Law <law@redhat.com>
1485 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1486 about when to iterate.
1488 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1491 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1492 for __complex__ double in -mcpu=G5 mode.
1494 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1496 PR tree-optimization/23942
1497 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1498 * tree-scalar-evolution.c: Include params.h.
1500 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1501 follow_ssa_edge_in_condition_phi_branch,
1502 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1503 Change return type to t_bool. Use a parameter to limit the size of
1504 trees that are walked before stopping
1505 (analyze_evolution_in_loop): Initialize the limit to 0.
1506 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1507 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1509 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1512 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1513 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1515 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1517 * combine.c (make_extraction): Check for valid use of subreg.
1519 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1522 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1523 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1524 ("fist<mode>2_with_temp"): Use only register operands.
1526 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1528 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1529 CALL_INSN_FUNCTION_USAGE.
1531 2005-09-26 Richard Guenther <rguenther@suse.de>
1534 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1535 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1536 (ldst_entry): Use the hashtable instead of list-walking.
1537 (find_rtx_in_ldst): Likewise.
1538 (free_ldst_entry): Free the hashtable.
1539 (compute_ld_motion_mems): Create the hashtable.
1540 (trim_ld_motion_mems): Remove entry from hashtable if
1541 removing it from list.
1542 (compute_store_table): Likewise^2.
1543 (store_motion): Free hashtable in case we did not see
1546 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1548 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1549 and arg1 if we are passing them to fold_build2.
1551 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1554 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1557 2005-09-25 Richard Henderson <rth@redhat.com>
1559 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1560 SYMBOL_REF_TLS_MODEL to be correct.
1562 2005-09-24 Richard Henderson <rth@redhat.com>
1564 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1565 end of function. Reindent.
1567 2005-09-24 Ian Lance Taylor <ian@airs.com>
1569 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1570 NEGATE_EXPR/BIT_NOT_EXPR case.
1572 2005-09-24 Richard Henderson <rth@redhat.com>
1574 * c-common.c (handle_mode_attribute): When not modifying in place,
1575 create subtypes for enumerations.
1576 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1577 * gimplify.c (create_tmp_from_val): Likewise.
1579 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1581 * config/i386/i386.md (*tls_global_dynamic_64,
1582 *tls_local_dynamic_base_64): Add missing mode to call.
1583 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1585 2005-09-24 Jan Hubicka <jh@suse.cz>
1587 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1588 (cgraph_clone_node): Likewise.
1589 * cgraph.h (cgraph_clone_edge): Update prototype.
1590 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1591 duplicated prototypes; add updating argument.
1592 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1593 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1595 (cgraph_mark_inline_edge): Likewise.
1596 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1597 (cgraph_flatten_node): Likewise.
1598 (cgraph_decide_recursive_inlining): Likewise.
1599 (cgraph_decide_inlining_of_small_function): Likewise.
1600 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1602 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1603 Pete Steinmetz <steinmtz@us.ibm.com>
1605 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1606 (rldic.): Set type to "compare".
1608 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1609 mfjmpr for MFCTR/MFLR.
1610 (movdf_hardfloat64): Same.
1611 (movdf_softfloat64): Same. Correct order of store and move types.
1612 (movti_string): Set type to store_ux/load_ux.
1613 (load_multiple): Set type to load_ux.
1614 (store_multiple): Set type to store_ux.
1615 (movmemsi): Set type to store_ux.
1616 (output_cbranch direct_return): Set type to jmpreg.
1617 (stmw): Set type to store_ux.
1618 (lmw): Set type to load_ux.
1619 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1620 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1621 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1622 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1623 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1624 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1625 (rios1-fpstore): Increase latency to 3.
1626 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1627 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1629 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1630 Andrew Pinski <pinskia@physics.uc.edu>
1632 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1633 operand2 constraint to "b".
1634 (sync_<fetchop_name>di_internal): Same.
1635 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1637 (sync_old_<fetchop_name>di_internal): Same.
1638 (sync_new_<fetchop_name>si_internal): Same.
1639 (sync_new_<fetchop_name>di_internal): Same.
1641 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1644 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1645 case, define as macros.
1647 PR rtl-optimization/23837
1648 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1649 clobber / clobber match between dest and p->first.
1651 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1652 (no_conflict_move_test): Update comments.
1654 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1656 * doc/install.texi: Update URL for Jacks.
1657 * doc/sourcebuild.texi: Likewise.
1659 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1662 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1663 registers when choosing register preferences.
1664 (movdf_hardfloat64): Same.
1666 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1668 * expmed.c (expand_shift): Don't use the target of the rotate as
1669 target for the first expanded shift insn.
1670 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1672 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1674 PR tree-optimization/22438
1675 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1676 preserved iv rhs rewriting specially.
1678 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1680 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1681 estimate_only is true.
1682 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1683 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1684 tree-ssa-structalias.c
1685 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1686 ref_contains_indirect_ref.
1687 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1689 2005-09-21 DJ Delorie <dj@redhat.com>
1691 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1693 (mn10300_return_in_memory): Support variable size types also.
1694 (mn10300_pass_by_reference): Likewise.
1695 (mn10300_function_value): New.
1696 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1697 (FUNCTION_OUTGOING_VALUE): Likewise.
1698 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1699 * doc/invoke.texi: Document it.
1701 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1704 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1705 force integer op1 into register for XFmode compares.
1707 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1710 * expmed.c (alg_code): Add alg_impossible.
1711 (alg_hash_entry): Add cost.
1712 (synth_mult): Record alg_impossible in the hash table if
1713 multiplication by a given integer is impossble within the
1714 limit. Speed up using alg_impossible.
1716 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1718 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1719 argument. Allow and set any offset if needs_anyoffset is passed
1721 (get_constraint_for): Add argument here too.
1723 (do_structure_copy): Pass NULL to get_constraint_for.
1724 (handle_ptr_arith): Ditto.
1725 (find_func_aliases): Ditto.
1727 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1729 PR rtl-optimization/23898
1730 * output.h (get_attr_min_length): Declare.
1731 * final.c (get_attr_length_1): New function, broken out of:
1733 (get_attr_min_length): New function.
1734 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1735 (duplicate_computed_gotos): Likewise.
1736 * genattr.c (insn_min_length): Generate declaration.
1737 * genattrtab.c (min_fn, min_attr_value): New functions.
1738 (make_length_attrs): Generate insn_min_length.
1740 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1742 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1744 2005-09-20 Richard Henderson <rth@redhat.com>
1746 PR tree-optimization/24059
1747 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1750 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1752 * c.opt (fextended-identifiers): New.
1753 * c-opts.c (c_common_handle_option): Handle
1754 -fextended-identifiers.
1755 * doc/cpp.texi: Update documentation of extended identifiers.
1756 * doc/cppopts.texi (-fextended-identifiers): Document.
1758 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1760 PR tree-optimization/23929
1761 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1764 PR tree-optimization/23818
1765 * tree-stdarg.c (execute_optimize_stdarg): Call
1766 calculate_dominance_info.
1768 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1770 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1771 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1772 (compute_overlap_steps_for_affine_1_2): Use
1773 get_number_of_iters_for_loop.
1774 (analyze_subscript_affine_affine): Check whether difference is
1776 Use get_number_of_iters_for_loop.
1777 Check whether overlap occurs outside of bounds.
1778 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1780 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1782 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1783 base register if possible.
1785 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1787 PR tree-optimization/18463
1788 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1789 converting it directly is not possible.
1790 (chrec_convert_aggressive): New function.
1791 * tree-chrec.h (chrec_convert_aggressive): Declare.
1792 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1793 Fold chrec conversions aggressively if asked to.
1794 (instantiate_parameters): Modified because of changes in
1795 instantiate_parameters_1.
1797 2005-09-19 Richard Henderson <rth@redhat.com>
1799 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1800 (reduc_splus_v2df): New.
1802 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1804 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1805 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1807 2005-09-19 Richard Henderson <rth@redhat.com>
1809 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1812 2005-09-19 Richard Henderson <rth@redhat.com>
1814 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1815 (ia64_expand_dot_prod_v8qi): New.
1816 * config/ia64/ia64-protos.h: Update.
1817 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1818 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1819 sdot_prodv8qi, sdot_prodv4hi): New.
1820 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1822 2005-09-19 Richard Henderson <rth@redhat.com>
1825 * real.c (exact_real_truncate): Return false if the format cannot
1826 represent the number as a normal.
1828 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1829 for a memory source.
1831 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1833 * tree-ssa-operands.c (swap_tree_operands): Export.
1834 * tree.h (swap_tree_operands): Declare.
1835 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1836 Call swap_tree_operands.
1838 2005-09-19 Richard Henderson <rth@redhat.com>
1840 * tree-flow.h (merge_alias_info): Declare.
1841 * tree-ssa-copy.c (merge_alias_info): Export.
1842 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1843 (vect_create_data_ref_ptr): Use create_iv directly.
1844 (vectorizable_load): Use correct types for integer constants.
1845 (vect_generate_tmps_on_preheader): Likewise.
1846 (vect_gen_niters_for_prolog_loop): Likewise.
1848 2005-09-19 Steven Bosscher <stevenb@suse.de>
1850 PR rtl-optimization/23943
1851 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1853 2005-09-18 Jan Hubicka <jh@suse.cz>
1855 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1857 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1859 * varasm.c (output_constant): Do not abort on conversions to union
1860 types between different sizes.
1862 2005-09-18 Richard Guenther <rguenther@suse.de>
1865 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1868 2005-09-18 Paul Brook <paul@codesourcery.com>
1870 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1872 2005-09-17 Richard Henderson <rth@redhat.com>
1874 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1875 * tree-ssa-loop.c (pass_vect_dce): Remove.
1876 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1879 2005-09-17 Richard Henderson <rth@redhat.com>
1881 * tree-pass.h (pass_vect_dce): Declare.
1882 * passes.c (init_optimization_passes): Add it.
1883 * tree-flow.h (tree_ssa_dce): Declare.
1884 * tree-ssa-dce.c (tree_ssa_dce): Export.
1885 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1886 (gate_tree_vectorize): ... here.
1887 (pass_vect_dce): New.
1889 2005-09-17 Jan Hubicka <jh@suse.cz>
1891 * except.c (struct eh_status): Turn region_array into vec.
1892 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1893 convert_from_eh_region_ranges, find_exception_handler_labels,
1894 current_function_has_exception_handlers, assign_filter_values,
1895 build_post_landing_pads, dw2_build_landing_pads,
1896 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1897 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1898 foreach_reachable_handler, can_throw_internal_1,
1899 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1901 (duplicate_eh_region_1): Update region_array.
1902 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1904 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1907 * expmed.c (expand_mult): Substitute simple register for op0 when
1910 2005-09-17 Richard Henderson <rth@redhat.com>
1912 * expr.c (emit_move_via_integer): Add force argument, pass it on
1913 to emit_move_change_mode. Update callers.
1914 (emit_move_complex): Pass true to new force argument.
1915 * function.c (expand_function_end): Move expand_eh_return call
1916 earlier. Merge sub-word complex values into a pseudo before
1917 copying to the return hard register.
1919 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1921 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1922 between different sizes.
1924 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1928 * passes.c (init_optimization_passes): Register dump files for
1931 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1933 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1934 * config/s390/s390.c (s390_overlap_p): New function.
1935 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1936 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1939 2005-09-16 Richard Guenther <rguenther@suse.de>
1941 * ipa-pure-const.c (static_execute): Free auxiliar information.
1942 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1943 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1945 2005-09-15 DJ Delorie <dj@redhat.com>
1947 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1949 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1951 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1953 (swap_commutative_operands_with_target): New.
1955 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1957 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1960 (estimate_iters_using_array): New function.
1961 * tree-data-ref.h (estimate_iters_using_array): Prototype
1962 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1963 Use estimate_iters_using_array instead of analyze_array.
1965 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1967 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1970 2005-09-15 Michael Matz <matz@suse.de>
1972 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1974 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1976 PR tree-optimization/23835
1977 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1978 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1980 2005-09-14 Richard Henderson <rth@redhat.com>
1982 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1983 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1985 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1987 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1988 in the ARRAY_TYPE case.
1990 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1992 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1994 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1997 * tree-vect-transform.c (vectorizable_operation): Return false for
1998 scalar shift operations and for vector shift operations with
1999 non-invariant shift arguments. Use scalar tree operand op1 as
2000 a shift operand when vector shift insn pattern uses scalar shift
2002 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
2004 2005-09-14 Olivier Hainque <hainque@adacore.com>
2006 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
2007 value if it has side-effects.
2009 2005-09-14 David Edelsohn <edelsohn@gnu.org>
2012 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
2014 2005-09-14 Alan Modra <amodra@bigpond.net.au>
2016 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
2017 passed as NAME as if it were label at start of function code.
2019 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
2021 * config/sh/sh.md (*movv4sf_i): Add general register cases to
2024 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
2026 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
2027 as early clobber. Rewrite so the PIC register is not implicitly used.
2029 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2031 * tree.c (annotate_with_file_line): Compare line numbers before
2034 2005-09-13 Uros Bizjak <uros@kss-loka.si>
2037 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
2038 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2040 2005-09-13 Ian Lance Taylor <ian@airs.com>
2042 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
2043 than a HOST_WIDEST_INT to gen_doloop_begin.
2045 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2047 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2049 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2051 PR tree-optimize/23817
2052 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2054 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2057 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2058 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2059 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2060 (restore_stack_nonlocal): Likewise.
2061 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2063 2005-09-12 Ian Lance Taylor <ian@airs.com>
2066 * c.opt (ffriend-injection): New C++ option.
2067 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2068 (C++ Dialect Options): Document -ffriend-injection.
2070 2005-09-12 Josh Conner <jconner@apple.com>
2073 * ipa-reference.c (static_execute): Don't mark variables in
2074 named sections TREE_READONLY.
2076 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2078 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2081 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2083 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2084 V_MUST_DEF instead of just the first_use_p.
2085 Don't mark the virtual variables for renaming on the statement which
2087 (pass_dse): Remove TODO_update_ssa.
2089 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2092 * stor-layout.c (compute_record_mode): For records with a single
2093 field, actually check the field's mode size against the type size.
2095 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2096 registers for TARGET_SHMEDIA.
2097 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2098 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2099 of GENERAL_REGS and FP_REGS.
2101 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2103 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2105 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2107 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2108 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2109 are omitted. Exclude stack_tie insn too.
2111 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2113 PR rtl-optimization/23098
2114 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2116 * config/rs6000/rs6000.md (movdf splitter): Use
2117 const_double_operand predicate for TARGET_POWERPC64.
2118 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2119 SYMBOL_REF method to ABI_V4.
2121 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2122 replace_equiv_address.
2123 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2124 rs6000_sr_alias_set and MEM_NOTRAP.
2125 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2127 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2129 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2130 handle CALL_EXPR again.
2132 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2134 * arm/predicates.md (alignable_memory_operand): Delete.
2136 2005-09-10 Richard Henderson <rth@redhat.com>
2139 * dbxout.c (dbxout_expand_expr): New.
2140 (dbxout_symbol): Use it.
2142 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2144 * arm.c (arm_gen_rotated_half_load): Delete.
2145 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2146 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2147 (thumb_set_return_address): Likewise.
2148 (thumb_load_double_from_address): Use adjust_address.
2149 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2150 (extendhsisi2_mem, movhi_bytes): Use change_address.
2151 (movhi): Use widen_memory_access.
2152 (reload_out_df): Use replace_equiv_address.
2153 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2155 2005-09-09 Richard Henderson <rth@redhat.com>
2158 * dbxout.c: Include expr.h.
2159 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2160 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2161 * Makefile.in (dbxout.o): Add EXPR_H.
2163 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2165 PR tree-optimization/23509
2166 * tree-cfg.c (replace_uses_by): Use replace_exp.
2167 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2168 pointers have name_mem_tag or type_mem_tag set.
2170 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2172 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2173 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2174 of wrongly accessing operands.
2176 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2178 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2179 * tree-chrec.c: Include tree-scalar-evolution.h.
2180 (chrec_convert): Instantiate the base and step before calling
2181 scev_probably_wraps_p that would fail on parametric evolutions.
2182 Collect all the fails into a single section failed_to_convert,
2183 print a diagnostic, and return chrec_dont_know instead of calling
2185 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2186 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2188 (scev_const_prop): Don't replace the definition of a loop closed ssa
2189 phi node by itself, or by another loop closed ssa phi node.
2190 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2191 that base and step are defined.
2193 2005-09-09 Richard Guenther <rguenther@suse.de>
2196 * fold-const.c (fold_ternary): Check truth_value_p before
2197 calling invert_truthvalue.
2199 2005-09-09 Nick Clifton <nickc@redhat.com>
2201 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2202 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2203 dimension of these arrays.
2204 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2206 * longlong.h: Only provide a prototype for the __clz_tab[] array
2207 if this header has not been included from libgcc2.h.
2208 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2210 Provide prototypes for exported functions.
2211 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2214 2005-09-08 Josh Conner <jconner@apple.com>
2218 * expr.c (expand_expr_addr_expr_1): Don't invoke
2219 expand_simple_binop for EXPAND_INITIALIZER.
2221 2005-09-08 Richard Henderson <rth@redhat.com>
2224 * toplev.c (wrapup_global_declaration_1): Split out ...
2225 (wrapup_global_declaration_2): ... from ...
2226 (wrapup_global_declarations): ... here. Return bool.
2227 (check_global_declaration_1): Split out ...
2228 (check_global_declarations): from here.
2229 (emit_debug_global_declarations): New.
2230 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2231 check_global_declaration_1, emit_debug_global_declarations): Declare.
2232 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2233 of decls. Call wrapup_global_declaration_1,
2234 wrapup_global_declaration_2, check_global_declaration_1 directly.
2235 (c_write_global_declarations_2): New.
2237 (c_write_global_declarations): Call c_write_global_declarations_2.
2238 * langhooks.c (write_global_declarations): Call
2239 emit_debug_global_declarations.
2241 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2242 remove decls that have DECL_RTL_SET_P.
2243 * passes.c (rest_of_decl_compilation): Invoke
2244 cgraph_varpool_finalize_decl for all but functions.
2246 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2248 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2249 the result of a conversion if the new min and max cannot be compared.
2251 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2253 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2254 (override_options): Setting s390_sr_alias_set removed.
2255 (save_fpr, save_gprs): Set alias set to vararg or frame.
2256 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2257 s390_sr_alias_set with get_frame_alias_set ().
2258 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2259 get_varargs_alias_set ().
2261 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2265 * c-parser.c (c_parser_objc_method_definition): If the next
2266 token is not "{", error out and don't start the function.
2268 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2270 * tree-vrp.c (extract_range_from_expr): Move the check for non
2271 nullness after the check for gimple invariant.
2273 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2275 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2277 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2280 * config/m32r.md (movmemsi_internal): Canonicalize order of
2281 operands in PLUS component of template.
2283 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2285 * reload1.c (fixup_eh_region_note): Remove assertion.
2286 (fixup_abnormal_edges): Reverted removal of call to
2287 find_many_sub_basic_blocks made on 2005-08-31.
2289 2005-09-07 Richard Henderson <rth@redhat.com>
2291 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2292 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2293 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2294 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2295 rearrange for better packing.
2296 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2297 (lookup_cfa_1): Remove inline marker.
2298 (cfa_equal_p): Split out of ...
2299 (def_cfa_1): ... here. Use INVALID_REGNUM.
2300 (build_cfa_loc): Handle !cfa->indirect.
2301 (frame_pointer_cfa_offset): New.
2302 (dbx_reg_number): Assert register elimination performed; do
2303 leaf register remapping.
2304 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2305 (eliminate_reg_to_offset): New.
2306 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2307 for verifiably local stack frame addresses; re-base to CFA.
2308 (mem_loc_descriptor): Remove can_use_fbreg argument.
2309 (concat_loc_descriptor, loc_descriptor): Likewise.
2310 (containing_function_has_frame_base): Remove.
2311 (rtl_for_decl_location): Don't do register elimination or
2312 leaf register remapping here.
2313 (secname_for_decl): Split out from ..
2314 (add_location_or_const_value_attribute): ... here.
2315 (convert_cfa_to_loc_list): New.
2316 (compute_frame_pointer_to_cfa_displacement): New.
2317 (gen_subprogram_die): Use them.
2318 * tree.h (frame_base_decl): Remove.
2319 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2320 (prologue_stack_adjust): Remove.
2321 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2322 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2323 (set_frame_base_location): Remove.
2324 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2325 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2326 (vt_add_function_parameters): Don't eliminate_regs.
2327 (vt_initialize): Don't create frame_base_decl.
2329 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2331 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2332 version of GNU binutils for 4.x and later.
2334 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2336 * ggc-page.c (ggc_push_context): Remove.
2337 (ggc_pop_context): Likewise.
2338 * ggc.h (ggc_push_context): Remove.
2339 (ggc_pop_context): Likewise.
2341 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2344 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2345 returning from an interrupt handler.
2347 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2350 * config/arc/arc.c (output_shift): Add check for loop count when
2353 2005-09-06 Steven Bosscher <stevenb@suse.de>
2355 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2357 (abs_replacement): Likewise.
2358 (pass_phiopt): Remove TODO_update_ssa.
2360 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2363 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2364 if "return with no value, in function returning non-void" warning
2366 * tree-cfg.c (execute_warn_function_return): Don't look at
2367 RETURN_EXPRs with TREE_NO_WARNING set.
2370 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2371 for internal functions doesn't use registers used by global registers
2372 variables. Use fewer register parameters if there are global register
2375 2005-09-06 Olivier Hainque <hainque@adacore.com>
2376 Eric Botcazou <ebotcazou@adacore.com>
2379 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2380 when we would be extracting outside its bit span (bitpos+bitsize
2381 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2382 Ada unchecked conversions.
2384 2005-09-06 Steven Bosscher <stevenb@suse.de>
2386 * tree-ssa-pre.c (try_look_through_load): New function.
2387 (compute_avail): Use it to try to look through loads for some
2388 more useful expressions.
2390 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2392 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2393 condition for detecting cases like (a&a) and (a^a).
2395 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2397 * common.opt: Add option ftree-vect-loop-version.
2398 * params.def: Add --param vect-max-version-checks.
2399 * doc/invoke.texi: Document ftree-vect-loop-version and
2400 --param vect-max-version-checks.
2401 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2402 may_misalign_stmts and defines for accessors.
2403 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2404 LOOP_VINFO_MAY_MISALIGN_STMTS.
2405 (destroy_loop_vec_info): VEC_free for
2406 LOOP_VINFO_MAY_MISALIGN_STMTS.
2407 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2408 Update documentation.
2409 (vect_update_misalignment_for_peel): New.
2410 (vect_enhance_data_refs_alignment): Update to choose loop
2411 peeling or loop versioning if appropriate for the (potentially)
2412 unaligned data references in the loop.
2413 (vect_analyze_data_refs_alignment): Remove call to
2414 vect_enhance_data_refs_alignment so the checks can be done
2416 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2417 and move up call to vect_analyze_data_refs_alignment.
2418 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2419 (vect_transform_loop): Add call to loop_version.
2421 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2423 PR rtl-optimization/23098
2424 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2425 * simplify-rtx.c (constant_pool_reference_p): New function.
2426 * rtl.h (constant_pool_reference_p): New prototype.
2427 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2428 constant_pool_reference_p in condition and
2429 avoid_constant_pool_reference in preparation statements.
2431 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2433 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2434 STRICT_LOW_PART SETs.
2436 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2439 * except.c (sjlj_emit_function_enter): Find the function begin
2440 note even when it's not in first basic block.
2442 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2444 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2445 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2446 * aclocal.m4: Regenerate.
2448 2005-09-05 DJ Delorie <dj@redhat.com>
2450 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2453 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2455 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2456 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2457 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2458 Follow spelling conventions.
2459 * doc/invoke.texi: Follow spelling conventions.
2461 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2463 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2464 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2465 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2467 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2470 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2471 (output_stack_adjust): Use gen_tmp_stack_mem.
2472 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2473 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2474 (sh_get_pr_initial_val): Likewise.
2475 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2476 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2477 * sh.md (divsi_inv_m0): Use gen_const_mem.
2478 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2479 (movdf_i4+1): Use gen_tmp_stack_mem.
2480 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2481 (fpu_switch+2): Likewise.
2482 (movv4sf_i, movv16sf_i): Use adjust_address.
2483 (symGOT_load): Set MEM_NOTRAP_P bit.
2485 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2488 * pa.c (emit_move_sequence): Fix typo in last change.
2490 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2492 PR rtl-optimization/23454
2493 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2496 2005-09-03 Richard Henderson <rth@redhat.com>
2497 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2500 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2503 2005-09-02 Nicolas Pitre <nico@cam.org>
2505 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2506 to bit_count to 32 bits.
2508 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2511 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2512 generating synthetic loads from volatile lvalues.
2514 005-09-02 Nick Clifton <nickc@redhat.com>
2516 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2517 __ctzhi2, __clzhi2): New functions.
2519 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2522 * tree-nested.c (struct var_map_elt): Mark with GTY.
2523 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2525 (lookup_field_for_decl): Allocate new element in GC memory.
2526 (lookup_tramp_for_decl): Likewise.
2527 (convert_nl_goto_reference): Likewise
2528 (create_nesting_tree): Allocate info in GC memory. Likewise for
2530 (free_nesting_tree): Free with ggc_free instead of free.
2531 (root): New static variable.
2532 (lower_nested_functions): Remove root as local variable. And zero out
2533 root at the end of the function.
2535 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2537 PR rtl-optimization/20365
2538 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2539 to short. New member ix.
2540 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2541 (simplify_plus_minus): Initialize ix members before calling qsort.
2543 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2545 PR tree-optimization/23626
2546 * tree-cfg.c (replace_uses_by): Clean up eh info.
2548 2005-09-01 DJ Delorie <dj@redhat.com>
2550 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2553 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2555 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2556 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2559 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2561 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2562 do not issue warning for a variable definition following
2565 2005-09-01 Richard Henderson <rth@redhat.com>
2568 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2569 conversion to CONST_VECTOR.
2571 2005-09-01 Richard Henderson <rth@redhat.com>
2574 * reload1.c (reload_as_needed): Check !CALL_P before calling
2575 fixup_eh_region_note.
2576 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2578 2005-09-01 DJ Delorie <dj@redhat.com>
2580 * varasm.c (output_constant): Let the target resolve
2581 conversions of addresses to non-default pointer sizes.
2583 2005-09-01 Nicolas Pitre <nico@cam.org>
2585 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2586 to alow matching ARM pre-indexed addressing mode.
2587 (arm_override_options): Remove now irrelevant comment.
2589 2005-09-01 Phil Edwards <phil@codesourcery.com>
2591 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2592 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2593 * config/i386/vxworks.h: Likewise.
2594 * config/i386/t-vxworksae: New file, for VxWorks AE.
2595 * config/i386/vxworksae.h: Likewise.
2597 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2599 PR tree-optimization/23410
2600 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2601 sequence is not wrapping during the first step.
2603 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2606 * dwarf2out.c (base_type_die): Compare char_type_node with
2607 TYPE_MAIN_VARIANT (type), not type.
2609 2005-09-01 Richard Guenther <rguenther@suse.de>
2611 PR tree-optimization/15366
2612 * common.opt: Add -finline-functions-called-once.
2613 Put -fearly-inlining in alphabetically ordered place.
2614 * doc/invoke.texi: Document new option.
2615 * ipa-inline.c (cgraph_decide_inlining): Honour
2616 flag_inline_functions_called_once.
2618 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2620 PR rtl-optimization/23478
2621 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2622 (alloc_qty): Initialize it.
2623 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2624 (combine_regs): Combine also n_throwing_calls_crossed fields.
2625 (find_free_reg): Don't attempt to caller-save pseudos crossing
2626 calls that might throw.
2627 * global.c (struct allocno): Add throwing_calls_crossed field.
2628 (global_alloc): Revert 2005-08-22 change. Initialize
2629 throwing_calls_crossed.
2630 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2633 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2636 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2637 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2638 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2639 (and64_2_operand): Tweak to use predicate.
2640 (and_operand): Adjust for mask_operand changes.
2641 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2642 (print_operand): Likewise.
2643 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2644 (mask64_1or2_operand): Delete.
2645 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2646 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2647 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2648 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2649 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2650 (rotldi3_internal4): Likewise.
2651 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2652 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2653 (ashldi3_internal7): Likewise.
2654 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2655 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2656 (anddi3 split): Don't match mask64_operand.
2657 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2658 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2659 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2660 't' splitter predicate.
2661 (movdi_internal64 + 2): Revert 2005-06-11 change.
2663 2005-08-31 DJ Delorie <dj@redhat.com>
2665 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2666 (m32c_asm_integer): Add support for 32 bit pointers.
2668 2005-08-31 Richard Henderson <rth@redhat.com>
2670 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2671 component-like references for setting MEM_NOTRAP_P.
2673 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2674 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2676 2005-08-31 Richard Henderson <rth@redhat.com>
2678 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2679 into a pseudo before applying gen_lowpart.
2681 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2683 * doc/install.texi (Specific): Update cctools version required
2684 for full functionality.
2685 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2686 linkers as -macosx_version_min.
2688 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2691 * sh.c (print_operand, %R and %S): Add handling of floating point
2692 registers, memory, constants and invalid operands.
2694 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2696 * ipa-pure-const.c: Change dump name.
2698 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2701 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2702 to "reg_or_0_operand".
2703 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2705 2005-08-31 Dale Johannesen <dalej@apple.com>
2707 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2708 loops that count down.
2710 2005-08-31 Richard Henderson <rth@redhat.com>
2713 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2714 (fixup_eh_region_note): New.
2715 (reload_as_needed): Call it.
2716 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2717 don't call find_many_sub_basic_blocks; call verify_flow_info.
2718 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2719 (keep_stack_depressed): Likewise.
2720 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2722 2005-08-31 Richard Henderson <rth@redhat.com>
2724 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2727 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2729 * expr.c (expand_expr_real_1): Compare size of address
2730 mode to target's address mode size in deciding expansion of
2731 the constant address.
2733 2005-08-31 Richard Guenther <rguenther@suse.de>
2736 * expr.c (all_zeros_p): New function.
2737 (expand_expr_real_1): Handle the case of an all-zero
2738 non-addressable constructor separately.
2740 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2742 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2743 arguments, adjust all callers.
2744 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2746 2005-08-30 Richard Henderson <rth@redhat.com>
2749 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2750 whenever the mode sizes match.
2752 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2754 * calls.c (load_register_parameters): Fix comment typo.
2755 * expr.c (emit_push_insn): Comment formatting.
2757 2005-08-30 Ian Lance Taylor <ian@airs.com>
2759 * config/i386/x-cygwin (host-cygwin): Change dependency from
2760 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2762 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2764 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2767 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2770 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2771 call to ggc_collect.
2773 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2776 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2777 beginning. Remove $(INCLUDES) from all the rules, if following
2778 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2780 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2783 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2784 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2785 not constant, but maxlen is, don't set len to maxlen, rather
2786 set maxlen to len if len is a constant.
2788 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2790 PR tree-optimization/23475
2791 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2794 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2796 Fix PR middle-end/22455
2798 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2799 Checksum only the parts of the tree that exist for the tree code.
2801 2005-08-28 Dale Johannesen <dalej@apple.com>
2803 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2805 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2807 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2809 2005-08-28 Richard Henderson <rth@redhat.com>
2811 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2812 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2815 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2818 * builtins.c (get_memory_rtx): Don't strip nops
2819 in between COMPONENT_REFs.
2821 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2824 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2826 (gimplify_modify_expr): Check for zero sized types and gimplify the
2827 rhs and lhs as statements.
2829 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2832 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2833 state for return address column of signal frames.
2835 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2838 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2839 bytes >= 2 not bytes == 2.
2840 (expand_block_move): Same.
2842 2005-08-27 Richard Guenther <rguenther@suse.de>
2845 * config/i386/sse.md (sse2_movsd): Add missing closing
2848 2005-08-27 Paul Brook <paul@codesourcery.com>
2850 * genrecog.c (enum decision_type): Add DT_num_insns.
2851 (struct decision_test): Add u.num_insns.
2852 (add_to_sequence): Add DT_num_insns test.
2853 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2854 (write_cond, debug_decision_2): Ditto.
2855 (change_state): Assume peep2_next_insn never fails.
2856 Remove "afterward" argument.
2857 (write afterward, write_tree): Update to match.
2858 * recog.c (peep2_current_count): New variable.
2859 (peep2_next_insn): Check it.
2860 (peephole2_optimize): Set peep2_current_count.
2861 * recog.h (peep2_current_count): Declare.
2863 2005-08-26 Josh Conner <jconner@apple.com>
2866 * ipa-pure-const.c (check_tree): Check for volatile-ness
2867 when considering a dereference.
2869 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2871 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2873 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2875 PR rtl-optimization/23561
2876 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2877 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2878 at most LEN bytes long memory fits into the field.
2879 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2880 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2881 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2883 2005-08-26 Richard Henderson <rth@redhat.com>
2886 * loop.c (biased_biv_may_wrap_p): New.
2887 (maybe_eliminate_biv_1): Use it to suppress non-equality
2888 comparison transformations. Delete disabled code.
2890 2005-08-26 Ian Lance Taylor <ian@airs.com>
2892 * combine.c (make_extraction): Avoid reference outside object.
2894 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2896 * stor-layout.c (finalize_type_size): Restore behaviour for
2897 non-aggregate types to the status quo ante of the patch for
2898 pr 23467. Document why it matters.
2900 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2903 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2904 array by one element, initialize the BT_LAST element with NULL.
2906 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2908 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2909 optimizing for size.
2911 (compare_plus_eqsi): Same.
2912 (plus_eqsi_compare): Same.
2913 (neg_eq0<mode>): Same.
2914 (neg_eq<mode>): Same.
2916 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2919 2005-08-26 Nick Clifton <nickc@redhat.com>
2921 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2922 TARGET_EP is not defined.
2923 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2924 TARGET_EP is enabled.
2925 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2926 * config/v850/v850.md (save_all_interrupt): Only use the EP
2927 register if TARGET_EP is defined.
2928 (restore_all_interrupt): Likewise.
2929 * config/v850/lib1funcs.asm: Update functions so that the EP
2930 register is only used if __EP__ is defined.
2932 2005-08-26 David Ung <davidu@mips.com>
2934 * config/mips/mips.c (mips_expand_prologue): Handle case when
2935 generating for MIPS16 and the outgoing argument area is more than
2936 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2939 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2941 * config/crx/crx.md: Make doloop_end pattern usage controllable
2942 via mloop-nesting=<max-nesting> command line switch. Make sure
2943 the combiner cannot use doloop_end_<mode> in an illegal way.
2944 * config/crx/crx.c: Use regs up to r6 for argument passing.
2945 Refine crx_address_cost (non cst4 displacements are expensive).
2946 * config/crx/crx.opt: Add switch for mloop-nesting=.
2948 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2950 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2951 (UNSPEC_MVST): New constant.
2953 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2955 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2956 Reject operands containing eliminable registers.
2957 * testsuite/gcc.dg/20050825-1.c: New testcase.
2959 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2960 Jan Hubicka <jh@suse.cz>
2962 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2964 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2966 PR tree-optimization/23546
2967 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2970 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2972 * params.def (PARAM_MIN_SPEC_PROB): New.
2973 * sched-rgn.c (MIN_PROBABILITY): Delete.
2974 (compute_trg_info): Convert to PARAM_VALUE.
2975 * doc/invoke.texi (param): Document min-spec-prob.
2977 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2979 * config/darwin.h: define __PIC__
2980 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2981 TARGET_OS_CPP_BUILTINS macro.
2983 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2985 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2988 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2990 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2992 * cfghooks.c (duplicate_block): Added position where to place
2993 new block as argument.
2994 * cfghooks.h (duplicate_block): Declaration changed.
2995 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2997 * cfglayout.h (copy_bbs): Declaration changed.
2998 * cfgloop.h (loop_version): Declaration changed.
2999 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
3000 position to copy_bbs.
3001 (loop_version): Pass position to duplicate_loop_to_header_edge.
3002 Add place_after argument and position new blocks according to
3004 * modulo-sched.c (sms_schedule): Pass place_after argument
3006 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
3007 * tree-cfg.c (split_edge_bb_loc): New function.
3008 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
3009 to determine position of new blocks.
3010 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
3012 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
3013 argument to duplicate_block.
3014 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
3015 Pass position to copy_bbs.
3017 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3019 * fold-const.c (ptr_difference_const): Use
3020 cst_and_fits_in_hwi instead of host_integerp.
3022 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3024 * config/darwin.c (gen_pic_offset): New.
3025 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
3028 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
3030 PR tree-optimization/23486
3031 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
3033 2005-08-23 Phil Edwards <phil@codesourcery.com>
3035 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
3036 remove use_collect2.
3037 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
3039 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
3040 configuration files to override the default value.
3042 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
3043 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
3044 * config/vx-common.h: New file, split out from...
3045 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3046 * config/vxworksae.h: New file, for VxWorks AE.
3047 * config/vxworks.opt: New file.
3048 * config/vxlib.c: Update for VxWorks 6.
3050 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3051 other MULTILIB_* variables appropriately.
3052 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3053 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3054 * config/rs6000/vxworks.h: Update for VxWorks 6.
3055 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3057 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3060 * config/darwin.c (machopic_select_section): Remove the hack to
3061 mark "::operator new" and "::operator delete" for coalescing
3062 even though they are not weak.
3064 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3066 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3067 * configure: Regenerate.
3069 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3072 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3074 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3075 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3078 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3080 * config/rs6000/predicates.md (equality_operator): New.
3081 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3082 comparison with a large constant.
3084 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3086 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3088 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3090 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3091 registers is even, and we have a hardware double precision fp,
3093 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3094 size of current argument when checking if argument was passed in
3097 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3100 * stor-layout.c (finalize_type_size): Dont override
3101 existing alignment with a smaller alignment from the mode.
3103 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3105 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3106 * lambda.h (lambda_vector_lexico_pos): ... here.
3107 * tree-data-ref.c (build_classic_dist_vector): Return false when
3108 the distance vector is lexicographically negative.
3110 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3112 PR tree-optimization/23511
3113 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3114 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3116 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3118 PR tree-optimization/22043
3119 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3120 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3121 If ALLOW_FLEXARR, handle types ending with flexible array member.
3122 Pass false as second argument to recursive count_type_elements calls.
3123 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3124 argument to count_type_elements call.
3125 * tree-sra.c (decide_block_copy): Likewise.
3126 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3127 for a constant-sized object, set cleared as well. Pass true as
3128 second argument to count_type_elements call.
3130 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3133 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3134 from legitimate_small_data_p, and make global. Update use.
3135 Remove forward declaration.
3136 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3138 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3140 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3142 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3143 of scratch intermediates.
3144 (eq<mode>_compare): Same.
3145 (neg_eq0<mode>): New.
3146 (neg_eq<mode>): Convert to define_insn_and_split.
3148 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3151 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3152 stdarg functions, set/clear the fp marker even when no variable
3154 * config/rs6000/sysv4.opt (mprototype): Describe.
3156 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3158 PR rtl-optimization/23478
3159 * regs.h (reg_info): Add throw_calls_crossed.
3160 (REG_N_THROWING_CALLS_CROSSED): Define.
3161 * flow.c (allocate_reg_life_data): Initialize
3162 REG_N_THROWING_CALLS_CROSSED.
3163 (propagate_one_insn, attempt_auto_inc): Update
3164 REG_N_THROWING_CALLS_CROSSED.
3165 * global.c (global_alloc): Don't allocate pseudos across
3166 calls that may throw.
3168 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3171 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3172 value is inbetween the range if we did not find an exact match.
3174 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3176 * doc/invoke.texi (Option Summary): Add ms1 options.
3177 * doc/extend.texi: Document interrupt handler attribute for ms1.
3178 * doc/md.texi: Document ms1 constraints.
3179 * config.gcc: Add ms1-*-elf.
3180 * config/ms1/ms1.h: New.
3181 * config/ms1/ms1.c: New.
3182 * config/ms1/ms1.md: New.
3183 * config/ms1/ms1-protos.h: New.
3184 * config/ms1/ABI.txt: New.
3185 * config/ms1/crti.asm: New.
3186 * config/ms1/crtn.asm: New.
3187 * config/ms1/lib2extra-funcs.c: New.
3188 * config/ms1/t-ms1: New.
3189 * config/ms1/ms1.opt: New.
3191 2005-08-22 Ira Rosen <irar@il.ibm.com>
3193 * config/rs6000/altivec.md (xorv4sf3): New.
3194 (negv4sf2, neg<mode>2): Likewise.
3196 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3199 * config/ia64/ia64.md (divsi3): Check divide by zero.
3200 (udivsi3): Likewise.
3202 (udivdi3): Likewise.
3204 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3206 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3207 up to elem_bitsize bits, not max_bitsize.
3209 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3211 PR tree-optimization/23433
3212 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3213 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3215 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3217 PR tree-optimization/23434
3218 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3219 the iteration bound is not an INTEGER_CST.
3221 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3223 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3224 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3225 NULL if need_epilog_adjust is false.
3226 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3227 Case 3 always peels first itration, not just for PLUS case, and no need
3228 to use scalar_initial_def here. Create an epilog adjustment only if
3229 scalar_initial_def is not NULL.
3231 (vectorizable_reduction): Remove assert.
3233 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3236 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3237 (__moddi3): Likewise.
3238 (__udivdi3): Likewise.
3239 (__umoddi3): Likewise.
3240 (__divsi3): Likewise.
3241 (__modsi3): Likewise.
3242 (__udivsi3): Likewise.
3243 (__umodsi3): Likewise.
3245 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3247 * tree-pass.h (TDF_GRAPH): Define.
3248 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3249 * passes.c (finish_optimization_passes): Only call
3250 finish_graph_dump_file if TDF_GRAPH is set.
3251 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3252 NULL. Set TDF_GRAPH bit.
3253 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3255 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3257 * arm.h (arm_stack_offsets): Add locals_base field.
3258 * arm.c (arm_get_frame_offsets): Compute it.
3259 (thumb_compute_initial_elimination offset): Make the Thumb frame
3260 pointer point to the base of the local variables.
3261 (thumb_expand_prologue): Update accordingly.
3262 (thumb_expand_epilogue): Likewise.
3264 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3265 mode of clobbered scratch to DImode. Handle a case that's known to
3268 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3270 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3271 (gt0<mode>_compare): Delete.
3272 (neg_gt0<mode>): Delete.
3274 2005-08-19 Eric Christopher <echristo@apple.com>
3276 * optabs.h: Change CTI_ to COI_.
3279 2005-08-19 James E Wilson <wilson@specifix.com>
3281 * builtins.c (expand_builtin_return_addr): Set
3282 current_function_accesses_prior_frames when count != 0. Use
3283 frame_pointer_rtx when count == 0.
3284 * function.h (struct function): Add accesses_prior_frames field.
3285 (current_function_accesses_prior_frames): Define.
3286 * reload1.c (init_elim_table): Check
3287 current_function_accesses_prior_frames.
3288 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3290 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3292 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3293 indicator. Return true if the flowgraph changed during
3296 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3299 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3300 conditional expression before testing its value.
3302 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3304 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3306 2005-08-19 Devang Patel <dpatel@apple.com>
3308 PR tree-optimization/23048
3309 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3310 third parameter. Check whether latch is dominated by exit
3312 (if_convertible_loop_p): Supply exit block itself to
3313 if_convertible_bb_p.
3315 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3318 * arm.md (arm_load_pic_register): Change argument to the mask of
3319 saved registers. Call thumb_find_work_register if we need a
3320 scratch register on Thumb.
3321 (arm_expand_prologue): Pass empty register set to
3322 arm_load_pic_register.
3323 (thumb_expand_prologue): Pass live_regs_mask directly to
3324 arm_load_pic_register.
3325 * arm-protos.h (arm_load_pic_register): Update prototype.
3327 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3329 * sh.c (find_sole_member): New function.
3330 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3331 if the record's alignment is larger than the size of its only member.
3333 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3336 * arm.c (thumb_legitimize_reload_address): New function.
3337 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3338 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3340 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3342 * config/crx/crx.c: Implement crx_decompose_address. Reject
3343 symbolic displacements since CRX register relative adressing
3344 mode can't handle unsigned 32-bit values as displacements.
3345 * config/crx/crx.h: Simplify definitions, remove redundant
3346 parenthesis and obsolete macros.
3347 * config/crx/crx.opt: Add new switch for debugging addresses.
3348 * config/crx/crx-protos.h: Add new declarations for above.
3350 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3353 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3356 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3358 * collect2.c (dup2): Delete.
3359 * configure.ac: Don't check for dup2.
3361 * config.in, configure: Regenerate.
3363 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3365 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3366 record with the type of its only member.
3368 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3370 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3371 define_insn_and_split.
3372 (plus_ltu<mode>_compare): Same.
3373 (gtu<mode>_compare): Same.
3374 (plus_gtu<mode>_compare): Same.
3376 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3378 PR tree-optimization/22228
3379 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3381 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3382 are recorded in vect_vnames_to_rename for renaming.
3383 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3384 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3385 in vect_vnames_to_rename.
3386 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3387 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3389 2005-08-18 Jan Hubicka <jh@suse.cz>
3392 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3393 info only for local statics, not for member variables.
3395 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3397 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3399 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3401 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3403 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3406 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3408 2005-08-17 James E Wilson <wilson@specifix.com>
3410 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3413 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3415 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3416 (leu<mode>_compare): Same.
3417 (plus_leu<mode>): Same.
3418 (neg_leu<mode>): Same.
3419 (and_neg_leu<mode): Same.
3420 (ltu<mode>_compare): Same.
3421 (plus_ltu<mode>): Same.
3423 (geu<mode>_compare): Same.
3424 (plus_geu<mode>): Same.
3425 (neg_geu<mode>): Same.
3426 (and_neg_geu<mode>): Same.
3427 (plus_gt<mode>): Same.
3428 (gtu<mode>_compare): Same.
3429 (plus_gtu<mode>): Same.
3431 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3433 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3434 Move call_table_data to end. Delete spurious .text.
3435 (callt_save_all_interrupt): Fix comment typo.
3437 2005-08-17 James E Wilson <wilson@specifix.com>
3438 Kevin Winchester <winchester@amirix.com>
3441 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3443 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3446 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3447 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3449 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3451 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3452 record with the type of its only member if the modes don't match.
3454 * varasm.c (decode_reg_name): Skip empty additional register names.
3456 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3458 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3459 lsm_tmp_name_length): New.
3460 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3461 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3463 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3464 Andreas Krebbel <krebbel1@de.ibm.com>
3466 * config.gcc: Added z9-109 switch.
3467 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3468 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3469 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3470 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3471 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3472 for "z9_109" cpu attribute.
3473 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3474 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3475 (s390_handle_arch_option): Added z9-109 switch.
3476 (override_options): Set respective cost function for z9-109.
3477 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3478 (legitimate_reload_constant_p): Accept extended immediates.
3479 (print_operand): Three new output modifiers added: k, m and o.
3480 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3481 (s390_output_mi_thunk): Use extended immediate when possible.
3482 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3483 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3484 (CONSTRAINT_LEN): Added length of O constraint.
3485 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3486 * config/s390/s390.md ("cpu"): New value z9_109 added.
3487 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3488 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3489 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3490 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3491 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3492 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3493 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3494 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3495 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3496 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3497 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3498 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3499 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3500 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3501 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3503 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3504 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3505 insns for TARGET_EXTIMM.
3507 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3509 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3511 2005-08-17 Nick Clifton <nickc@redhat.com>
3513 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3514 Call default_encode_section_info.
3516 2005-08-17 Steven Bosscher <stevenb@suse.de>
3518 PR tree-optimization/21574
3519 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3520 constant, return CONSTANT.
3521 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3522 (ccp_fold, visit_assignment): Likewise.
3523 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3525 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3527 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3528 fold_buildN instead of buildN then fold_initializer or fold.
3529 (build_unary_op): Likewise.
3530 (build_binary_op): Likewise.
3531 * fold-const.c (fold_initializer): Remove.
3532 (fold_build1_initializer): New function.
3533 (fold_build2_initializer): New function.
3534 (fold_build3_initializer): New function.
3535 * tree.h (fold_initializer): Remove.
3536 (fold_build1_initializer): New function.
3537 (fold_build2_initializer): New function.
3538 (fold_build3_initializer): New function.
3540 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3542 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3543 (try_move_mult_to_index): Call fold_build2 instead of build2.
3544 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3545 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3546 fold_binary_to_constant.
3547 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3549 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3550 check if A == gcd (A, B). Remove TYPE argument.
3551 (analyze_offset) Use fold_build2 instead of fold (build.
3552 (create_data_ref): Likewise.
3553 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3554 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3557 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3559 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3560 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3562 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3565 * gimplify.c (zero_sized_type): New function.
3566 (gimplify_modify_expr_rhs): If we have a zero sized type,
3567 replace the statement with an empty statement.
3569 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3571 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3574 2005-08-16 Ian Lance Taylor <ian@airs.com>
3576 * doc/tm.texi (Label Output): Correct typo.
3578 2005-08-16 Steven Bosscher <stevenb@suse.de>
3581 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3582 force_operand will work later on using have_insn_for.
3584 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3586 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3588 2005-08-16 Ian Lance Taylor <ian@airs.com>
3591 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3592 vector type, don't try to construct it element by element. Add an
3593 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3595 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3597 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3599 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3601 * doc/invoke.texi (Precompiled Headers): Document some more options
3602 which are known to be safe.
3604 2005-08-16 James E Wilson <wilson@specifix.com>
3606 PR tree-optimization/21105
3607 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3608 TREE_OVERFLOW check.
3610 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3612 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3613 (neg_ltu<mode>): Same.
3615 (neg_gtu<mode>): Same.
3617 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3619 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3620 (fold_builtin_isdigit): Use fold_buildN.
3621 (build_function_call_expr): Likewise.
3622 * c-typeck.c (c_finish_loop): Likewise.
3624 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3625 Richard Shann <rshann@superh.com>
3627 PR middle-end/20396:
3628 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3630 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3632 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3634 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3637 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3638 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3641 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3644 * fold-const.c (build_range_check): Disable optimization for function
3645 pointer expressions on targets that require function pointer
3648 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3650 * simplify-rtx.c (simplify_const_relational_operation): When
3651 extracting arguments of a COMPARE, recompute the mode as well.
3653 2005-08-15 Ian Lance Taylor <ian@airs.com>
3655 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3657 2005-08-15 DJ Delorie <dj@redhat.com>
3659 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3661 (movsi_splittable): Allow, but split, moves to the stack.
3662 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3665 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3667 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3668 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3669 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3671 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3672 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3673 Delete HOST_PTR_PRINTF.
3675 * configure, config.in: Regenerate.
3677 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3679 * config/rs6000/rs6000.md (QHSI): New mode macro.
3680 (wd): Extend mode attr for QImode and HImode
3681 (dbits): New mode attr.
3682 (zero_extend<mode>di2): Convert to mode macro.
3684 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3687 * doc/invoke.texi (-mgnu-ld): Update description.
3690 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3693 * Makefile.in (tree-chrec.o): Depends on real.h.
3694 * tree-chrec.c: Include real.h.
3695 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3696 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3697 * tree-scalar-evolution.c (add_to_evolution_1,
3698 interpret_rhs_modify_expr): Ditto.
3700 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3703 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3704 step is negative compute the estimation from init downwards to zero.
3706 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3708 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3710 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3712 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3714 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3715 Accept double-word constants that can be split.
3716 * config/s390/s390.md ("movti"): Use 'P' constraint.
3717 ("*movdi_31", "*movdf_31"): Likewise.
3719 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3721 Fix PR tree-optimization/22615
3723 * tree-ssa-structalias.c (solution_set_add): Handle
3724 first_vi_for_offset returning NULL.
3725 (do_da_constraint): Ditto.
3726 (do_sd_constraint): Ditto.
3727 (do_ds_constraint): Ditto
3728 (find_func_aliases): Ditto.
3729 (build_constraint_graph): RHS is allowed be ANYTHING.
3730 (first_vi_for_offset): Return NULL if we couldn't find anything at
3733 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3735 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3736 over memory as first operand.
3738 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3741 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3742 available for setting it.
3744 2005-08-14 Ira Rosen <irar@il.ibm.com>
3746 PR tree-optimization/23320
3747 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3748 data-refs' types instead of base object nullness. Add check for
3749 pointer type data-refs before first location comparison. Remove
3752 2005-08-14 Andreas Schwab <schwab@suse.de>
3754 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3756 2005-08-13 James E Wilson <wilson@specifix.com>
3758 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3759 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3760 -fstack-protector-all, --param ssp-buffer-size): Document.
3761 (-Wvariadic-macros): Alphabetize.
3762 (-fsched-stalled-insns-dep): Add missing 'f'.
3764 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3767 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3769 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3770 or indirect address operand.
3771 (EXTRA_ADDRESS_CONSTRAINT): New.
3772 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3774 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3776 PR tree-optimization/22236
3777 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3778 successors and predecessors.
3779 * tree-chrec.c (chrec_convert): Before converting, check that
3780 sequences don't wrap.
3781 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3782 (analyze_array): Extern.
3783 (find_data_references_in_loop): Remove call to
3784 compute_estimated_nb_iterations.
3785 * tree-data-ref.h (analyze_array): Declared.
3786 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3787 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3788 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3789 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3791 * tree-ssa-loop-ivcanon.c: Fix documentation.
3792 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3793 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3794 (infer_loop_bounds_from_undefined): New.
3795 (estimate_numbers_of_iterations_loop): Use
3796 infer_loop_bounds_from_undefined.
3797 (used_in_pointer_arithmetic_p): New.
3798 (scev_probably_wraps_p): Pass an extra parameter. Call
3799 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3800 (convert_step): Fix documentation.
3801 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3802 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3803 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3804 scev_probably_wraps_p.
3806 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3808 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3809 (s390_register_info): Ignore clobbered_regs information for fixed
3810 registers, and only fixed registers.
3811 (s390_init_frame_layout): Remove redundant call.
3813 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3815 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3816 description of -Wold-style-casts.
3818 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3819 Jakub Jelinek <jakub@redhat.com>
3821 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3822 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3823 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3824 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3825 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3826 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3827 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3828 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3829 ("stack_protect_set", "stack_protect_test"): New expanders.
3830 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3831 "stack_protect_testdi"): New insn definitions.
3833 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3835 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3837 2005-08-12 Paul Brook <paul@codesourcery.com>
3839 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3841 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3843 * config/s390/predicates.md (setmem_operand): New predicate.
3844 (shift_count_operand): Accept ANDs with special constants as
3846 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3847 with special constants.
3848 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3849 shift_count_operand with setmem_operand.
3851 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3853 * config/s390/s390.c (s390_extract_part, s390_single_part):
3855 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3856 (s390_output_mi_thunk): Don't use lg on 31 bit.
3857 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3858 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3860 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3862 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3863 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3864 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3865 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3866 with one of the new macros.
3868 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3870 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3871 Don't set save_return_addr_p.
3872 (s390_register_info): Make clobbered_regs not depending on
3875 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3877 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3878 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3880 2005-08-11 James E. Wilson <wilson@specifix.com>
3882 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3884 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3886 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3887 locations gathered by var-tracking in single entry loc_list
3888 over loc_descriptor_from_tree.
3890 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3891 pass it down to loc_descriptor.
3892 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3893 (containing_function_has_frame_base): Move earlier in the file.
3894 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3895 instead of always assuming fbreg can't be used.
3897 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3899 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3900 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3901 Accept address wrapped in AND for Altivec.
3902 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3903 Strip AND wrapping offset address for Altivec.
3905 2005-08-11 Richard Henderson <rth@redhat.com>
3908 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3909 before using TYPE_IS_SIZETYPE.
3911 2005-08-11 Richard Henderson <rth@redhat.com>
3914 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3915 insn types not present on ev4.
3916 (alphaev5_insn_pipe): Similarly.
3918 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3921 * arm.c (arm_override_options): If the user has selected callee-super-
3922 interworking, then enable normal interworking.
3924 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3926 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3929 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3931 * doc/rtl.texi: Fix two typos.
3933 2005-08-11 Richard Guenther <rguenther@suse.de>
3936 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3937 cases where we call to/from functions returning void.
3939 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3942 * tree.c (build_pointer_type_for_mode): Robustify.
3944 2005-08-10 James E Wilson <wilson@specifix.com>
3946 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3947 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3949 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3952 2005-08-10 Eric Christopher <echristo@apple.com>
3954 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3955 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3958 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3961 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3962 for the high part when generating dynamic-no-pic code.
3964 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3966 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3967 (x86_64-*-linux*): Likewise.
3969 * config/i386/crtfastmath.c: New file.
3970 * config/i386/t-crtfm: Likewise.
3972 * config/i386/linux.h (ENDFILE_SPEC): New.
3973 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3975 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3978 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3980 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3981 (vec_shl, vec_shr): Document new operations.
3982 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3984 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3986 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3987 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3988 change predicate to indexed_or_indirect_address.
3990 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3992 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3993 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3994 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3995 and __aeabi_uwrite8.
3996 * config/arm/unaligned-funcs.c: New file.
3997 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3999 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
4001 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
4003 * cfglayout.c (pass_insn_locators_initialize): Add dump.
4004 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
4006 * except.c (pass_convert_to_eh_region_ranges): Add dump.
4007 * final.c (pass_shorten_branches): Add dump.
4008 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
4009 (pass_life): Rename dump.
4010 (rest_of_handle_flow2): Remove initial verify_flow_info.
4011 * function.c (pass_instantiate_virtual_regs): Add dump.
4012 * integrate.c (pass_initial_value_sets): Add dump.
4013 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
4014 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
4015 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
4016 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
4017 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
4018 gate_rtl_unrool_and_peel_loops): New.
4019 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
4020 rtl_doloop): Do not look at flags.
4021 * mode-switching.c (pass_mode_switching): Add dump.
4022 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
4023 pass_split_before_regstack): Add dump.
4024 * regmove.c (pass_stack_adjustments): Add dump.
4025 * tree-optimize.c (pass_fixup_cfg): Add dump.
4027 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4030 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
4031 deciding which instruction sequence to use.
4033 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
4035 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
4036 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
4038 2005-08-09 Richard Guenther <rguenther@suse.de>
4040 * c-common.c (builtin_function_2): Remove.
4041 (def_builtin_1): New function.
4042 (c_common_nodes_and_builtins): Use def_builtin_1 to
4043 build builtin functions.
4045 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4047 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4048 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4049 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4052 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4054 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4055 fold_binary instead of fold_build2 since we don't care about the
4057 (loop_niter_by_eval): Likewise.
4058 (compare_trees): Likewise.
4059 (proved_non_wrapping_p): Likewise.
4061 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4065 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4066 if the if is really empty.
4068 2005-08-09 Steven Bosscher <stevenb@suse.de>
4070 PR tree-optimization/23234
4071 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4072 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4073 argument of the new enum.
4074 (execute_cse_reciprocals): Add reciprocals for function arguments
4075 on the unique successor edge of the entry block. Update other calls
4076 to execute_cse_reciprocals_1.
4078 2005-08-08 Richard Henderson <rth@redhat.com>
4081 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4083 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4085 * expr.c (write_complex_part): Return after handling MEM.
4087 2005-08-08 Josh Conner <jconner@apple.com>
4089 PR rtl-optimization/23241
4090 * combine.c (simplify_comparison): Fix error in determining
4091 whether to lift a subreg from comparison.
4093 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4096 * config/rs6000/altivec.md (vec_init<mode>): New.
4097 (vec_set<mode>): New.
4098 (vec_extract<mode>): New.
4099 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4100 (rs6000_expand_vector_set): New.
4101 (rs6000_expand_vector_extract): New.
4102 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4103 for Altivec modes before reload.
4104 (altivec_expand_vec_init_builtin): New.
4105 (get_element_number): New.
4106 (altivec_expand_vec_set_builtin): New.
4107 (altivec_expand_vec_ext_builtin): New.
4108 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4110 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4112 * config/rs6000/rs6000.h (rs6000_builtins): Add
4113 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4114 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4115 * config/rs6000/rs6000-protos.h: Declare new functions.
4117 2005-08-08 Jan Hubicka <jh@suse.cz>
4119 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4120 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4121 * i386.md (movdi*): Use pic_32bit_operand.
4122 * predicates.md (pic_32bit_operand): New.
4124 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4127 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4129 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4131 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4132 (test_for_singularity): Use fold_build2.
4134 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4136 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4138 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4140 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4141 (COMMON_ASM_OP) Define.
4142 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4143 (ix86_encode_section_info): Likewise.
4144 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4145 SUBTARGET_ENCODE_SECTION_INFO.
4147 2005-08-06 Richard Henderson <rth@redhat.com>
4150 * tree-nested.c (convert_local_reference): Save and restore val_only
4151 around component_ref and friends. Clear walk_subtrees by default.
4153 2005-08-06 Peter O'Gorman <peter@pogma.com>
4156 * gcc.c (process_command): Check the argument to -b has a dash.
4157 * doc/invoke.texi: Update -b and -V docs.
4159 2005-08-06 James E Wilson <wilson@specifix.com>
4161 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4163 2005-08-06 Michael Matz <matz@suse.de>
4165 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4166 member only if only one insn is associated with the value.
4168 2005-08-06 Nick Clifton <nickc@redhat.com>
4170 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4172 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4173 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4174 Check symbol flags instead of symbol name mangling.
4175 (xstormy16_asm_output_aligned_common): Likewise. Also
4176 simplify code since the bss100_section cass is the only case
4177 where the below100 code will be triggered.
4178 (xstormy16_encode_section_info): Encode below100 attribute
4179 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4181 (xstormy16_strip_name_encoding): Delete - this function is no
4183 (TARGET_STRIP_NAME_ENCODING): Undefine.
4184 * config/stormy16/stormy16-protos.h: Delete prototype for
4185 xstormy16_strip_name_encoding.
4187 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4189 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4190 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4191 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4192 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4193 config/alpha/predicates.md, config/arc/arc.h,
4194 config/arm/arm.h, config/arm/ieee754-df.S,
4195 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4196 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4197 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4198 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4199 config/m68hc11/m68hc11.h, config/mips/mips.c,
4200 config/mips/mips.h, config/mips/openbsd.h,
4201 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4202 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4203 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4204 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4205 config/sparc/linux.h, config/sparc/linux64.h,
4206 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4207 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4208 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4209 typos. Follow spelling conventions.
4211 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4214 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4215 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4216 specially. Check for side effects only for COND_EXPR.
4217 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4218 return with TREE_NO_WARNING.
4220 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4222 PR rtl-optimization/23233
4223 * loop.c (combine_movables): Require the modes to be the same.
4224 (move_movables): Remove handling of cases where the replacement
4225 had a different mode to the original.
4227 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4229 PR tree-optimization/23128
4230 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4231 subtraction wrap, and set TREE_OVERFLOW if they do.
4233 2005-08-05 Richard Henderson <rth@redhat.com>
4236 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4237 FORCED_LABEL labels.
4239 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4242 * reload.c (find_reloads_subreg_address): Pass down TYPE
4243 unchanged. Change all callers except find_reloads_toplev.
4245 2005-08-05 Michael Matz <matz@suse.de>
4247 * genattrtab.c (current_alternative_string): Remove.
4248 (SIMPLIFY_ALTERNATIVE): Ditto.
4249 (attr_alt_bit_p): Ditto.
4250 (alternative_name): Make const char *.
4251 (evaluate_eq_attr): Remove use of above things.
4252 (simplify_test_exp): Ditto.
4253 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4254 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4256 2005-08-04 James E Wilson <wilson@specifix.com>
4258 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4259 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4260 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4261 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4262 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4264 2005-08-04 Richard Henderson <rth@redhat.com>
4267 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4268 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4269 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4270 if we'd have to instantiate too many members.
4272 2005-08-04 Richard Henderson <rth@redhat.com>
4275 * tree-outof-ssa.c (coalesce_asm_operands): New.
4276 (coalesce_ssa_name): Use it. Split out ...
4277 (coalesce_phi_operands, coalesce_result_decls): ... these.
4279 2005-08-04 Paul Brook <paul@codesourcery.com>
4281 * read-rtl.c (read_quoted_string): Break if EOF.
4283 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4285 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4286 (fold_build2): Likewise.
4287 (fold_build3): Likewise.
4288 (fold_build1_stat): New function prototype.
4289 (fold_build2_stat): Likewise.
4290 (fold_build3_stat): Likewise.
4291 * fold-const.c (fold_build1): Rename to ..
4292 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4293 through to build1_stat.
4294 (fold_build2): Rename to ..
4295 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4296 through to build2_stat.
4297 (fold_build3): Rename to ..
4298 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4299 through to build3_stat.
4301 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4302 Ian Lance Taylor <ian@airs.com>
4304 * function.c (assign_stack_local_1): Do not correct stack slot
4305 address if allocation size is smaller than mode size.
4307 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4310 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4311 (tree_merge_blocks): Propagate anything allowed by
4313 Clarify documentation.
4314 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4315 SSA form, schedule an update if necessary.
4317 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4319 * doc/install.texi (Binaries): Remove broken link to
4320 Sinix/Reliant Unix binaries.
4322 2005-08-03 Richard Henderson <rth@redhat.com>
4325 * function.c (stack_protect_epilogue): Export.
4326 * tree.h (stack_protect_epilogue): Declare.
4327 * calls.c (expand_call): Call it.
4329 2005-08-03 Eric Christopher <echristo@apple.com>
4331 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4332 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4335 2005-08-04 Jan Hubicka <jh@suse.cz>
4337 * profile.c (branch_prob): Split edges with goto locus on them
4338 to get proper line counts.
4339 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4341 2005-08-03 Paul Brook <paul@codesourcery.com>
4343 * function.c (assign_parms): Round current_function_args_size
4344 to PARM_BOUNDARY, not STACK_BOUNDARY.
4346 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4348 * config/i386/i386.c (x86_elf_aligned_common)
4349 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4351 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4353 PR tree-optimization/23157
4354 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4355 before emitting them.
4357 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4359 PR tree-optimization/19899
4360 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4361 * tree-scalar-evolution.c: Include real.h.
4362 (add_to_evolution): Build constant -1 of correct type.
4364 2005-08-03 Jan Hubicka <jh@suse.cz>
4366 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4367 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4368 profile updating for complette unrolling.
4369 * loop-unroll.c (peel_loop_completely): Use it.
4370 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4371 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4374 2005-08-03 Paul Brook <paul@codesourcery.com>
4376 * combine.c (can_change_dest_mode): New function.
4377 (try_combine, simplify_set): Use it.
4379 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4381 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4384 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4386 * doc/install.texi (Specific): Adjust link to openavr.org.
4387 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4388 (Binaries): Adjust HP-UX Porting Center link.
4389 (Binaries): Adjust Free Software Foundation ordering link.
4391 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4393 * convert.c (convert_to_integer): Use fold_build1 instead of
4394 build1 when converting an integer to an integer.
4396 2005-08-02 Richard Henderson <rth@redhat.com>
4398 * combine.c (combine_instructions): Don't use reg_equal/equiv
4399 results if the mode doesn't match.
4401 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4403 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4404 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4406 2005-08-02 Richard Henderson <rth@redhat.com>
4409 * explow.c (memory_address): Remove special-case for
4410 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4412 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4415 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4416 number of calls to cleanup_tree_cfg_1.
4418 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4420 * doc/invoke.texi: document file extensions .F90 and .F95
4422 2005-08-02 Richard Guenther <rguenther@suse.de>
4424 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4425 positive if its first argument is positive.
4427 2005-08-02 Richard Guenther <rguenther@suse.de>
4429 PR tree-optimization/23177
4430 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4433 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4435 PR tree-optimization/23129
4436 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4437 varying for divisions with anti-ranges.
4439 2005-08-02 Jan Hubicka <jh@suse.cz>
4441 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4442 * tree-ssa-threadupdate.c (thread_block): Add it here.
4444 2005-08-01 James E Wilson <wilson@specifix.com>
4446 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4447 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4448 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4450 * config/mips/predicates.md (const_call_insn_operand): Add check for
4451 SYMBOL_REF_LONG_CALL_P.
4452 * doc/extend.texi (long_call): Document the new attribute.
4454 2005-08-01 Ian Lance Taylor <ian@airs.com>
4455 Richard Henderson <rth@redhat.com>
4457 * Makefile.in (RTL_BASE_H): Add real.h.
4458 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4460 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4462 * rtl.c (rtl_check_failed_code_mode): New.
4463 * rtl.h (struct rtx_def): Add u.rv.
4464 (XCMWINT, XCNMPRV): New.
4465 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4466 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4468 2005-08-01 Richard Henderson <rth@redhat.com>
4470 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4471 with auto-inc codes.
4473 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4475 2005-08-01 Jan Hubicka <jh@suse.cz>
4477 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4478 * i386.c: Include dwarf2.h
4479 (asm_preferred_eh_data_format): New.
4480 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4482 2005-08-01 Ian Lance Taylor <ian@airs.com>
4484 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4485 randomize_va_space for virtual address randomization control.
4487 2005-08-01 Steven Bosscher <stevenb@suse.de>
4489 * common.opt (flag_ipa_cp): Put in right place to maintain
4492 2005-08-01 Jan Hubicka <jh@suse.cz>
4494 * profile.c (compute_value_histograms): Fix thinko.
4495 * value-prof.c: Include toplev.h
4496 (check_counter): New function.
4497 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4498 tree_mod_subtract_transform): Add sanity check.
4500 2005-08-01 Richard Guenther <rguenther@suse.de>
4502 PR tree-optimization/23133
4503 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4504 current functions parameter decls to find defs to cse
4507 2005-08-01 Richard Guenther <rguenther@suse.de>
4509 PR tree-optimization/23109
4510 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4511 If trapping math is in effect, use post-dominator information
4512 to check if we'd in any case reach a trapping point before
4513 doing the reciprocal insertion.
4514 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4515 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4516 expressions are invariant only if trapping math is not in effect.
4518 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4520 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4521 cgraph_function_versioning): New declarations.
4522 * cgraphunit.c: Add include to ipa-prop.h.
4523 (update_call_expr, cgraph_copy_node_for_versioning,
4524 cgraph_function_versioning): New functions.
4525 * integrate.c (copy_decl_for_inlining): Remove.
4526 * ipa-prop.h (ipa_replace_map): New struct.
4527 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4528 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4529 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4530 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4531 ipcp_iterate_stage, ipcp_method_scale_print,
4532 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4533 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4534 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4535 ipcp_update_bb_counts, ipcp_update_profiling,
4536 ipcp_update_edges_counts): New functions.
4537 (ipcp_method_cval_init): Remove restriction regarding local methods.
4538 (ipcp_init_stage): Add ipcp_method_compute_scale.
4539 (ipcp_insert_stage): Add versioning.
4540 (ipcp_structures_print): Add ipcp_method_scale_print.
4541 (ipcp_driver): Dump profiling info.
4542 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4543 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4544 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4545 (struct inline_data): Add versioning_p, ipa_info, new fields.
4546 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4547 declare_return_variable): Replace calls to copy_decl_for_inlining with
4549 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4551 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4552 Add argument VERSIONING.
4553 (copy_arguments_for_versioning, copy_static_chain,
4554 function_versionable_p, tree_versionable_function_p,
4555 tree_function_versioning, replace_ref_tree): New functions.
4556 * tree-inline.h: Include varray.h.
4557 (tree_versionable_function_p, tree_function_versioning,
4558 tree copy_decl_for_dup): New declarations.
4560 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4562 * ipa-cp.c: New file. Contains IPCP specific functionality.
4563 * ipa-prop.h: New file. Contains structures/definitions that can be
4564 used by several interprocedural data flow optimizations (and also IPCP).
4565 * ipa-prop.c: New file.
4566 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4567 * common.opt: Add ipa-cp flag.
4568 * timevar.def: Add IPCP optimization.
4569 * tree-optimize.c (init_tree_optimization_passes): Schedule
4571 * tree-pass.h (pass_ipa_cp): Declare.
4573 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4575 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4576 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4577 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4578 config/i386/i386.c, config/mips/mips.h,
4579 config/rs6000/rs6000.h, config/sh/sh.c,
4580 config/stormy16/stormy16.c: Fix comment typos.
4582 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4585 * c-typeck.c (build_binary_op): Use common_type wrapper on
4587 (common_type): Update comment.
4589 2005-07-31 Steven Bosscher <stevenb@suse.de>
4592 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4593 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4594 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4596 2005-07-31 Jan Hubicka <jh@suse.cz>
4598 * pretty-print.h (pp_widest_integer): New macro.
4599 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4602 2005-07-31 Jan Hubicka <jh@suse.cz>
4604 * output.h (enum section_category): Export from varasm.c
4605 (categorize_decl_for_section): Likewise.
4606 * varasm.c (enum section_category): Kill.
4607 (categorize_decl_for_section): Make global.
4608 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4610 * i386.c (ix86_section_threshold): New static variable.
4611 (ix86_in_large_data_p, ix86_encode_section_info,
4612 x86_64_elf_unique_section,
4613 x86_64_elf_select_section): New functions.
4614 (TARGET_ENCODE_SECTION_INFO): Define
4615 (override_options): Enable medium model for PIC.
4616 (ix86_expand_prologue): Expand gen_set_got_rex64.
4617 (legitimate_constant_p): Handle new UNSPECs.
4618 (legitimate_pic_address_disp_p): Likewise.
4619 (legitimize_pic_address): Lower MEDIUM model addressing.
4620 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4621 (enum cmodel): Add MEDIUM_PIC.
4622 (SYMBOL_REF_FAR_ADDR_P): New macro.
4623 (SYMBOL_FLAG_FAR_ADDR): New flag.
4624 * i386.md (movdi): Support medium model.
4625 (set_got_rex64): New pattern.
4626 * i386.opt (mlarge-data-threshold): New flag.
4627 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4628 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4629 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4630 TARGET_ASM_UNIQUE_SECTION): New.
4632 * invoke.texi (-mlarge_data_threshold): Document
4634 2005-07-31 Jan Hubicka <jh@suse.cz>
4636 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4637 (coalesce_vars): Likewise.
4638 * tree-ssa-live.c (coalesce_cost): New.
4639 (build_tree_conflict_graph): Use coalesce_cost.
4640 * tree-ssa-live.h (coalesce_cost): Declare.
4642 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4644 * arm.md (all peepholes for post-increment operations): Delete.
4645 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4646 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4647 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4648 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4649 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4651 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4653 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4656 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4659 * doc/invoke.texi: Document -rdynamic.
4661 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4664 * c-parser.c (c_parser_parms_list_declarator): Call
4665 mark_forward_parm_decls.
4666 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4667 decls with visibility structure.
4669 2005-07-30 Paul Brook <paul@codesourcery.com>
4671 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4673 2005-07-30 Paul Brook <paul@codesourcery.com>
4675 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4677 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4679 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4681 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4684 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4685 nested function declarators.
4686 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4687 (grokparms): Call warn_if_shadowing for parameters used within the
4689 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4690 not used within the parameter list.
4691 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4693 2005-07-30 Jan Hubicka <jh@suse.cz>
4695 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4696 * i386.c (ix86_fixup_binary_operands): Likewise.
4697 (ix86_expand_unary_operator): Likewise.
4698 (ix86_expand_fp_absneg_operator): Likewise.
4699 * optabs.c (expand_vec_cond_expr): Validate dest.
4701 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4704 * real.c (real_from_string): Also set last bit if there is a
4705 nonzero hex digit beyond GCC's internal precision after ".".
4707 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4709 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4710 define_constants. Change duplicate values to unassigned numbers.
4711 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4712 (*altivec_vspltsf): New.
4713 (altivec_vperm_v4sf): Delete.
4714 (altivec_vperm_<mode>): Use mode macro V.
4715 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4716 (altivec_predicate_v4sf): Delete.
4717 (altivec_predicate_<mode>): Use mode macro V.
4718 (*altivec_lvesfx): New.
4719 (*altivec_stvesfx): New.
4720 (vec_realign_load_v4sf): Delete.
4721 (vec_realign_load_<mode>): Use mode macro V.
4722 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4725 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4728 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4730 * configure: Regenerated.
4732 2005-07-29 Paul Brook <paul@codesourcery.com>
4734 * doc/install.texi: Add link to GFortran binaries wiki page.
4736 2005-07-29 David Ung <davidu@mips.com>
4738 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4739 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4740 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4741 * config/mips/mips.md (cpu): Add 5kf name.
4742 (includes): Includes 5k.md.
4743 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4744 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4747 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4750 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4751 (cleanup_tree_cfg): ... here.
4752 Call cleanup_tree_cfg_1 until there are no more cleanups to
4755 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4757 * tree-vrp.c (compare_range_with_value): Return true or false
4758 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4759 EQ_EXPR respectively.
4761 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4763 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4766 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4768 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4769 (tree_ssa_dominator_optimize): Increment it.
4770 (dump_dominator_optimization_stats): Print it.
4772 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4773 Steven Bosscher <stevenb@suse.de>
4775 PR rtl-optimization/23117
4776 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4777 when head == tail. Tidy comment.
4779 2005-07-28 Richard Henderson <rth@redhat.com>
4781 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4782 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4783 * jump.c (rtx_renumbered_equal_p): Likewise.
4784 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4785 CONST_INT and CONST_DOUBLE.
4786 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4787 * reload.c (operands_match_p): Special case CONST_INT and
4788 CONST_DOUBLE; check mode earlier.
4790 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4793 * c-typeck.c (convert_for_assignment): Do not check
4794 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4796 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4799 * c-typeck.c (composite_type): Prefer constant size arrays to
4802 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4805 * real.c (real_from_string): Set last bit if there is a nonzero
4806 hex digit beyond GCC's internal precision.
4808 2005-07-28 Richard Henderson <rth@redhat.com>
4811 * cfgcleanup.c (try_forward_edges): Watch out for end of
4814 2005-07-28 James E Wilson <wilson@specifixinc.com>
4817 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4819 2005-07-28 Jan Hubicka <jh@suse.cz>
4821 * Makefile.in (rtl-profile.o): Kill all traces of it.
4822 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4823 * coverage.h (rtl_coverage_counter_ref): Kill.
4824 * opts.c (flag_speculative_prefetching_set): Kill.
4825 (flag_loop_optimize_set): New.
4826 (common_handle_option): Disable loop optimizer when profiling;
4827 do not handle speculative prefetching.
4828 * passes.c (init_optimization_passes): Replace pass_profiling combo
4829 by branch_prob pass.
4830 * profile.c (compute_value_histograms): Update for simplified value
4832 (rtl_register_profile_hooks): Kill.
4833 (pass_profiling): Kill.
4834 (rest_of_handle_branch_prob): Do not profile.
4835 * toplev.c (process_options): Remove speculative prefetching.
4836 * toplev.h (flag_tree_based_profiling): Kill.
4837 * tree-profile.c (prepare_instrumented_value,
4838 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4839 tree_gen_one_value_profiler, do_tree_profiling): Update for
4840 simplified datastructures.
4841 * value-prof.c: Add comment that speculative prefetching was dropped;
4842 update rest of file for simplified datastructures.
4843 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4844 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4845 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4846 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4847 rtl_mod_subtract, gen_speculative_prefetch,
4848 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4849 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4850 (gate_handle_value_profile_transformations,
4851 rest_of_handle_value_profile_transformations,
4852 pass_value_profile_transformations): Kill.
4853 * value-prof.h (histogram_value_t): Remove IL based unions.
4854 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4855 rtl_profile_hooks): Remove hooks.
4857 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4859 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4860 (cgraph_clone_node): Likewise.
4861 * cgraph.h (cgraph_clone_edge): Update prototype.
4862 (cgraph_clone_node): Likewise.
4863 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4865 (lookup_recursive_calls): Consider profile.
4866 (cgraph_decide_recursive_inlining): Fix updating; use new
4867 probability argument; use profile.
4868 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4869 * tree-inline.c (copy_bb): Update clal of clone_edge.
4870 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4872 * invoke.texi (min-inline-recursive-probability): Document.
4874 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4876 * doc/install.texi (Configuration): Update Valgrind homepage.
4878 2005-07-28 Richard Henderson <rth@redhat.com>
4881 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4882 labels we want to delete.
4883 (cfg_layout_merge_blocks): Likewise.
4885 2005-07-28 Richard Henderson <rth@redhat.com>
4888 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4889 when expanding to nothing.
4891 2005-07-28 Josh Conner <jconner@apple.com>
4893 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4894 (cgraph_decide_inlining_of_small_functions): Likewise.
4896 2005-07-28 Josh Conner <jconner@apple.com>
4898 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4899 direction of badness if negative.
4900 (cgraph_default_inline_p): Add reason to parameters, and assign it
4902 (cgraph_decide_inlining_of_small_functions): New parameter in call
4903 to cgraph_default_inline_p.
4904 (cgraph_decide_inlining_incrementally): Likewise.
4905 * cgraphunit.c (decide_is_function_needed): Likewise.
4906 * cgraph.h (cgraph_default_inline_p): Likewise.
4908 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4910 * builtins.c: Fix comment typo(s).
4911 * genautomata.c: Likewise.
4912 * gimplify.c: Likewise.
4913 * tree-dfa.c: Likewise.
4914 * tree-flow-inline.h: Likewise.
4915 * tree-into-ssa.c: Likewise.
4916 * tree-ssa-alias.c: Likewise.
4917 * tree-ssa-ccp.c: Likewise.
4918 * tree-ssa-copy.c: Likewise.
4919 * tree-ssa-dce.c: Likewise.
4920 * tree-ssa-dom.c: Likewise.
4921 * tree-ssa-operands.c: Likewise.
4922 * tree-tailcall.c: Likewise.
4923 * tree-vectorizer.c: Likewise.
4924 * tree-vrp.c: Likewise.
4927 2005-07-28 Jeff Law <law@redhat.com>
4929 * tree-vrp.c (test_for_singularity): Extracted from ...
4930 (simplify_cond_using_ranges): Attempt to simplify a relational
4931 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4933 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4935 PR tree-optimization/22506
4936 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4937 phis whose argument is constant.
4939 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4941 PR rtl-optimization/18992
4942 Back out this patch:
4943 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4944 PR optimization/12142
4945 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4946 uses of the register in the SET_SRC. Remove unnecessary argument.
4948 Replace it with this:
4949 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4950 if flag_non_call_exceptions is set and the insn may trap, pass
4951 pc_rtx as dest for recursion.
4952 In SET_SRC part of SET case, if dest is already set, pass it down
4955 2005-07-28 Jan Hubicka <jh@suse.cz>
4957 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4958 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4959 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4961 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4962 profile when available.
4964 2005-07-28 Jan Beulich <jbeulich@novell.com>
4966 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4967 (ia64_print_operand): Describe and handle 'X'.
4968 (ia64_register_move_cost): Also handle FP_REGS.
4969 (ia64_preferred_reload_class): Likewise.
4970 (ia64_secondary_reload_class): Likewise.
4971 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4972 it. Also check for ITANIUM_CLASS_FLDP.
4973 * config/ia64/ia64.h (FP_REGNO_P): New.
4974 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4975 (reg_class): Add FP_REGS.
4976 (REG_CLASS_NAMES): Adjust for it.
4977 (REG_CLASS_CONTENTS): Likewise.
4978 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4979 (REG_CLASS_FROM_LETTER): Handle 'x'.
4980 (CLASS_MAX_NREGS): Handle FP_REGS.
4981 (MEMORY_MOVE_COST): Likewise.
4982 * config/ia64/ia64.md (itanium_class): Add fldp.
4983 (type): Handle fldp.
4984 (movti_internal): More allowable operand combinations. Use ldfp8 when
4985 splitting unnecessary. Remove predicable attribute. Adjust
4986 itanium_class attribute.
4987 (smuldi3_highpart): Remove outdated comment.
4988 (mulditi3, umulditi3, rotlti3): New expanders.
4989 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4990 (absti2): Disabled new insn for future reference.
4991 Respective new splitters.
4992 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4993 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4994 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4996 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4998 PR rtl-optimization/23047
4999 * simplify-rtx.c (simplify_const_relational_operation): Respect
5000 flag_wrapv for comparisons with ABS.
5002 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
5004 PR tree-optimization/22493
5005 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
5006 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
5008 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
5010 * config/frv/frv.opt (moptimize-membar): New.
5012 * doc/invoke.texi: Document -moptimize-membar and its inverse.
5014 * config/frv/frv.h: Remove machine_function definition.
5016 * config/frv/frv.c (struct frv_io): New.
5017 (struct machine_function): Moved from frv.h. Add has_membar_p.
5018 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
5019 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
5020 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
5021 (frv_optimize_membar_global, frv_optimize_membar): New functions.
5022 (frv_reorg): Call frv_optimize_membar when appropriate.
5023 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
5024 (frv_expand_builtin): Adjust calls accordingly.
5025 (frv_io_address_cookie): New function.
5026 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
5027 load or store rather than a special insn. Add ccnstant address and
5028 io-type operands to the membar.
5029 (frv_ifcvt_modify_tests): Unsign regno.
5030 (frv_ifcvt_modify_tests): Same.
5032 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
5033 UNSPEC_OPTIONAL_MEMBAR constant.
5034 (builtin_read_<mode>): Delete.
5035 (builtin_write_<mode>): Delete.
5036 ("optional_membar_<mode>"): Add operand.
5038 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
5039 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
5040 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
5041 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
5042 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
5043 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
5044 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
5045 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5046 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5048 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5050 * df.c (df_uses_record): Handle SCRATCH.
5052 2005-07-28 Steven Bosscher <stevenb@suse.de>
5055 * passes.c (rest_of_decl_compilation): If decl is a type and
5056 we have encountered errors, don't emit debug information.
5058 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5060 * params.def: Fixed comment.
5062 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5065 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5066 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5067 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5069 2005-07-27 Steven Bosscher <stevenb@suse.de>
5072 * varasm.c (assemble_start_function): Don't do anything that may
5073 require a CFG if the current function is a thunk.
5075 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5077 * doc/install.texi (Prerequisites): Mention that perl is needed
5078 to do export control in libstdc++ targetting Darwin.
5080 2005-07-27 Steven Bosscher <stevenb@suse.de>
5082 PR rtl-optimization/17808
5083 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5084 (sched_insns_conditions_mutex_p): Split out from...
5085 (add_dependence): ...here. But don't call it from here.
5086 (add_dependence_list): Check sched_insns_conditions_mutex_p
5087 before calling add_dependence.
5088 (add_dependence_list_and_free): Likewise.
5089 (fixup_sched_groups): Likewise.
5090 (sched_analyze_1): Likewise.
5091 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5092 (sched_analyze): Likewise.
5093 (sched_analyze_insn): Likewise.
5094 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5095 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5096 dependencies on all COND_EXEC insns to jumps ending basic blocks
5097 when doing intrablock scheduling.
5098 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5100 2005-07-27 Jeff Law <law@redhat.com>
5102 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5103 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5104 equivalency sets, correctly handle the case were vr0 has an
5105 equivalency set, but vr1 does not.
5107 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5109 PR tree-optimization/23073
5110 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5111 vect_print_dump_info before fprintf.
5113 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5115 PR tree-optimize/22348
5116 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5117 Fold the partial computation.
5119 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5121 PR tree-optimization/22325
5122 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5124 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5126 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5127 (force_var_cost): ... this function.
5128 (compute_phi_arg_on_exit): Export.
5130 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5132 PR tree-optimization/20773
5133 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5136 2005-07-27 Richard Guenther <rguenther@suse.de>
5138 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5139 Avoid pushing again if current struct contains only
5140 fields we decomposed.
5142 2005-07-27 Jan Hubicka <jh@suse.cz>
5144 PR tree-optimization/22574
5145 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5148 * tree-tailcall.c (decrease_profile): New function.
5149 (eliminate_tail_call): Use it.
5151 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5152 visibility flags correctly in whole program mode.
5154 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5156 PR rtl-optimization/22472
5157 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5159 2005-07-26 Steven Bosscher <stevenb@suse.de>
5161 PR tree-optimization/22504
5162 * tree-complex.c (expand_complex_addition): Use 'code' instead
5163 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5165 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5167 * config.gcc (cpu_type): Add frv case.
5168 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5169 (supported_defaults): Add fr550 case.
5171 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5174 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5175 whether a pointer of type T * may point to objects of type T *.
5177 2005-07-26 DJ Delorie <dj@redhat.com>
5179 * configure: Regenerate.
5181 2005-07-26 Dale Johannesen <dalej@apple.com>
5183 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5185 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5187 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5188 Clarify use of "build" in name.
5190 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5192 * doc/extend.texi (Raw read/write Functions): New section.
5193 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5194 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5195 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5196 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5197 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5198 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5199 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5200 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5201 * config/frv/frv.c: Add bdesc_loads global.
5202 Add bdesc_stores global.
5203 (frv_init_builtins): Add support for __builtin_{read/write}*.
5204 (frv_volatile_memref): New.
5205 (frv_expand_load_builtin): New.
5206 (frv_expand_store_builtin): New.
5207 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5208 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5209 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5210 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5211 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5212 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5213 (builtin_read_<mode>): New.
5214 (builtin_write_<mode>): New.
5215 (builtin_write64): New.
5216 (optional_membar_<mode>): New.
5218 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5220 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5221 (rather than units) against HOST_BITS_PER_WIDE_INT.
5223 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5225 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5226 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5227 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5228 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5231 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5232 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5233 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5235 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5237 2005-07-26 Richard Guenther <rguenther@suse.de>
5239 PR tree-optimization/22486
5240 * fold-const.c (fold_unary): Fold away useless component
5241 references of the form (T *)&T.x, if the address
5244 2005-07-25 James E Wilson <wilson@specifixinc.com>
5246 * dwarf2out.c (add_call_src_coords_attributes): New.
5247 (gen_inlined_subroutine_die): Call it.
5248 (maybe_emit_file, init_file_table): Add comments.
5249 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5251 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5252 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5253 * tree.h (BLOCK_SOURCE_LOCATION): New.
5254 (struct tree_block): New field locus.
5256 2005-07-26 Andreas Schwab <schwab@suse.de>
5258 PR rtl-optimization/23043
5259 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5260 when allocating a struct unoccr.
5262 2005-07-25 Richard Henderson <rth@redhat.com>
5265 * tree-complex.c (gate_no_optimization): True if errors.
5266 * Makefile.in (tree-complex.o): Update dependencies.
5268 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5270 * config/frv/predicates.md (integer_register_operand): Use
5273 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5276 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5278 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5280 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5282 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5283 types when flag_unsafe_math_optimizations is true.
5285 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5287 * gcc.c (option_map): Add --sysroot.
5288 (process_command): Handle --sysroot.
5289 (display_help): Document it.
5290 * doc/cppopts.tex (-isysroot): Document.
5291 * doc/invoke.texi (--sysroot): Document.
5292 * doc/install.texi (--with-build-sysroot): Document.
5294 * Makefile.in (inhibit_libc): New variable.
5295 (INHIBIT_LIBC_CFLAGS): Likewise.
5296 (LIBGCC2_CFLAGS): Include
5297 $(INHIBIT_LIBC_CFLAGS).
5298 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5299 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5300 ($(T)crtend.o): Likewise.
5301 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5302 ($(T)crtendS.o): Likewise.
5303 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5304 ($(T)crtendT.o): Likewise.
5305 (stmp-fixinc): Do not complain about missing headers if
5307 * configure.ac (inhibit_libc): Set it to true/false.
5308 (--with-build-sysroot): New option. Use it to set
5310 * configure: Regenerated.
5312 2005-07-25 Manfred Hollstein <mh@suse.com>
5314 * calls.c (store_one_arg): Fix unsigned comparison warning.
5316 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5319 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5320 (ggc_print_statistics): Initialize variable before use.
5322 2005-07-25 Richard Guenther <rguenther@suse.de>
5324 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5325 calling with a PHI_NODE argument.
5327 * tree-flow-inline.h (overlap_subvar): Protect against
5330 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5332 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5333 * configure: Regenerate.
5335 2005-07-25 Ira Rosen <irar@il.ibm.com>
5337 * expr.c (highest_pow2_factor): Make extern.
5338 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5339 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5340 record_array_differ_p, array_ptr_differ_p): Likewise.
5341 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5342 additional cases. Call the above functions.
5343 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5344 base_object_differ_p when there are two base objects. Otherwise, compare
5345 base address and offset. Call may_alias_p.
5346 (dump_data_reference): Use a correct field name.
5347 (analyze_array): Make static. Initialize new data-ref fields.
5348 (analyze_indirect_ref): New function.
5349 (init_data_ref): Initialize new data-ref fields.
5350 (strip_conversion): Moved from tree-vect-analyze.c.
5351 (analyze_offset_expr, get_ptr_offset, address_analysis,
5352 object_analysis): Likewise.
5353 (analyze_offset): New function.
5354 (create_data_ref): Likewise.
5355 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5356 dimensions for ARRAY_REFs only.
5357 (build_classic_dist_vector): Make static.
5358 (access_functions_are_affine_or_constant_p): Call macro to get the
5359 address of access functions.
5360 (compute_all_dependences): Add new parameter
5361 compute_self_and_read_read_dependences. Compute self and read-read
5362 dependences if it is true.
5363 (find_data_references_in_loop): Call create_data_ref. Initialize new
5365 (compute_data_dependences_for_loop): Add new parameter
5366 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5367 compute nb_loops. Call compute_all_dependences,
5368 build_classic_dist_vector and build_classic_dir_vector with correct
5370 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5371 with correct parameters. Compare dimensions for ARRAY_REFs only.
5372 (free_data_refs): Call macro to free access functions.
5373 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5374 fields from stmt_vinfo.
5375 (struct base_object_info): New structure.
5376 (struct data_reference): Move fields to base_object_info. Add fields
5377 first_location and object_info for above structures. Move fields from
5378 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5379 aligned_to. Add macros to access the new fields.
5380 Update functions declarations.
5381 * tree-flow.h (is_aliased_with): Declare.
5382 * tree-loop-linear.c (linear_transform_loops): Call
5383 compute_data_dependences_for_loop with correct parameters.
5384 * tree-ssa-alias.c (is_aliased_with): New function.
5385 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5386 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5387 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5388 vect_base_addr_differ_p, compute_subscript_distance and
5389 build_classic_dist_vector. Add printings. Check absolute value of
5391 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5393 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5394 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5395 to bytes. Add printing.
5396 (vect_compute_data_refs_alignment): Go through loads and stores in one
5398 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5399 vect_analyze_data_ref_access): Likewise.
5400 (vect_analyze_pointer_ref_access): Remove.
5401 (vect_address_analysis, vect_object_analysis): Likewise.
5402 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5403 and analyze data-refs in the loop.
5404 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5405 fields of data-ref instead of stmt. Add init to the offset from the
5407 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5408 (vect_update_init_of_dr): Likewise.
5409 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5410 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5412 (new_loop_vec_info): Initialize new fields.
5413 (destroy_loop_vec_info): Free new fields.
5414 (vect_strip_conversion): Remove.
5415 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5416 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5417 datarefs. Add new field ddrs.
5418 Add macros for the new fields access.
5419 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5420 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5421 Remove their macros.
5422 * tree.h (highest_pow2_factor): Declare.
5424 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5426 * calls.c (store_one_arg): Check for sibling call MEM arguments
5427 from already clobbered incoming argument area.
5429 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5431 * c-common.c (check_missing_format_attribute): New.
5432 * c-common.h (check_missing_format_attribute): Likewise.
5433 * c-typeck.c (convert_for_assignment): Use it.
5435 2005-07-24 Andreas Schwab <schwab@suse.de>
5437 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5438 register use a word move. Correct operand of ext.w in 68000 code.
5440 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5442 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5443 variables as declarations, rather than definitions.
5445 2005-07-24 Ira Rosen <irar@il.ibm.com>
5447 PR tree-optimization/22526
5448 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5451 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5453 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5454 that C99 reserve for future use. Use it to define clog10,
5455 clog10f and clog10l.
5457 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5459 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5460 * configure.ac: Check for -Wmissing-format-attribute.
5462 * configure: Regenerate.
5464 2005-07-23 Richard Henderson <rth@redhat.com>
5466 PR tree-optimization/22623
5467 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5469 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5472 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5474 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5476 * Makefile.in (C_TREE_H): Update dependencies.
5477 * c-tree.h: Include toplev.h.
5478 * diagnostic.h (diagnostic_set_info): Add format attribute.
5479 * rtl-error.c (diagnostic_for_asm): Likewise.
5481 2005-07-23 Chao-ying Fu <fu@mips.com>
5483 * config/mips/mips-dsp.md: New file.
5484 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5485 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5487 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5488 MIPS_BUILTIN_BPOSGE32.
5489 (mips_expand_builtin_direct): Add one parameter to indicate that
5490 builtin functions need to return a value.
5491 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5493 (mips_regno_to_class): Add classes for 12 new DSP registers.
5494 (mips_subword): Change to check four HI registers.
5495 (mips_output_move): Output move to and from 6 new DSP accumulators.
5496 (override_options): Make sure -mdsp and -mips16 are not used together.
5497 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5499 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5501 (print_operand): Add 'q' for printing DSP accumulators.
5502 (mips_cannot_change_mode_class): Check ACC_REGS.
5503 (mips_secondary_reload_class): Check ACC_REGS.
5504 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5505 (mips_register_move_cost): Check ACC_REGS.
5506 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5507 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5508 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5509 (dsp_bdesc): New array.
5510 (bdesc_arrays): Add DSP builtin function table.
5511 (mips_prepare_builtin_arg): Check predicate again after
5513 (mips_expand_builtin): Add one more parameter to
5514 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5515 MIPS_BUILTIN_BPOSGE32.
5516 (mips_init_builtins): Initialize new function types.
5517 (mips_expand_builtin_direct): Check if builtin functions need to
5518 return a value and pass operands properly.
5519 (mips_expand_builtin_bposge): New function.
5520 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5521 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5522 (FIRST_PSEUDO_REGISTER): Increase to 188.
5523 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5524 Update for 12 new DSP registers.
5525 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5526 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5527 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5528 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5529 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5530 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5531 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5532 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5533 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5534 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5535 (REGISTER_NAMES): Add names for 12 new DSP registers.
5536 * config/mips/mips.md: Include mips-dsp.md.
5537 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5538 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5539 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5540 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5541 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5542 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5543 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5544 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5545 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5546 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5547 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5548 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5549 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5550 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5551 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5552 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5553 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5554 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5555 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5556 (UNSPEC_RDDSP): New constants.
5557 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5558 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5560 * config/mips/mips.opt (-mdsp): New option.
5561 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5562 (reg_imm10_operand): New predicates.
5563 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5564 * doc/invoke.texi (-mdsp): Document new option.
5566 2005-07-22 DJ Delorie <dj@redhat.com>
5568 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5570 * tree-inline.c (inlinable_function_p): Likewise.
5572 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5575 * toplev.c (check_global_declarations): Do not mark undefined
5576 variables as DECL_IGNORED_P.
5577 * varasm.c (first_global_object_name): GTY it.
5578 (weak_global_object_name): Likewise.
5579 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5580 a string to go into {weak,first}_global_object_name.
5582 2005-07-22 DJ Delorie <dj@redhat.com>
5584 * c-format.c (check_function_format): Change warning control
5585 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5587 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5589 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5590 &PTR->FLD a dereference of PTR.
5591 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5592 a potential dereference of PTR.
5594 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5596 PR rtl-optimization/20370
5597 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5598 call allocate_reg_info if necessary.
5600 PR rtl-optimization/21848
5601 * calls.c (emit_library_call_value_1): For const functions, add
5602 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5604 PR rtl-optimization/22445
5605 * cselib.c (target.h): Include.
5606 (rtx_equal_for_cselib_p): Allow commutative matches.
5607 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5608 Remove MODE parameter. Changed all callers.
5610 PR rtl-optimization/22258
5611 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5613 (try_combine): Use likely_spilled_retval_p.
5615 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5617 * config.gcc: Add crx-elf support.
5619 * doc/contrib.texi: Mention crx.
5620 * doc/extend.texi: Document crx extensions.
5621 * doc/install.texi: Document crx install.
5622 * doc/invoke.texi: Document crx options.
5623 * doc/md.texi: Document crx constraints.
5625 * config/crx/crx-protos.h: New file.
5626 * config/crx/crx.c: New file.
5627 * config/crx/crx.h: New file.
5628 * config/crx/crx.md: New file.
5629 * config/crx/crx.opt: New file.
5630 * config/crx/t-crx: New file.
5632 2005-07-22 Manfred Hollstein <mh@suse.com>
5634 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5636 (int_add_graph_edge): Likewise.
5637 (collapse_nodes): Likewise.
5638 (process_unification_queue): Likewise.
5640 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5641 Laurent GUERBY <laurent@guerby.net>
5643 PR tree-optimization/22336
5644 * function.c (record_block_change): Check for
5645 cfun->ib_boundaries_block.
5647 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5649 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5650 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5652 2005-07-21 DJ Delorie <dj@redhat.com>
5654 * toplev.c (warn_deprecated_use): Add warning control to warning
5656 * c-typeck.c (parser_build_binary_op): Likewise.
5657 (c_finish_if_stmt): Likewise.
5658 * c-common.c (check_function_sentinel): Likewise.
5659 (check_nonnull_arg): Likewise.
5661 2005-07-21 Richard Henderson <rth@redhat.com>
5664 * tree-complex.c (complex_ssa_name_components): New.
5665 (cvc_lookup): Allow entry not found.
5666 (create_components): Remove.
5667 (create_one_component_var, get_component_var): New.
5668 (get_component_ssa_name, set_component_ssa_name): New.
5669 (extract_component): Use get_component_ssa_name.
5670 (update_complex_components): Use set_component_ssa_name.
5671 (update_complex_components_on_edge): Likewise.
5672 (update_phi_components): Create new PHI nodes directly, instead
5673 of adding insns to edges.
5674 (tree_lower_complex): Allocate and free complex_variable_components
5675 and complex_ssa_name_components here.
5677 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5679 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5680 revert to returning false.
5682 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5685 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5687 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5690 * config/i386/i386.md (cmpxf): Change operand constraints
5691 to "nonmemory_operand".
5693 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5695 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5697 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5700 * fold-const.c (fold_build1): Add checksum for the operands.
5701 (fold_build2): Likewise.
5702 (fold_build3): Likewise.
5704 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5707 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5709 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5711 * common.opt (-fforward-propagate): Committed by mistake,
5714 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5716 * reg-stack.c: Fix comment typo(s).
5717 * tree-ssa-operands.c: Likewise.
5718 * tree-vectorizer: Likewise.
5720 2005-07-21 Nick Clifton <nickc@redhat.com>
5722 * config/sh/symbian.c: Replace C++ style line comments with C
5723 style line comments.
5724 (symbian_add_attribute): Do not use a ? operator on the LHS of
5726 (sh_symbian_handle_dll_attribute): Change the type of the
5727 method vector to "VEC(tree,gc)*" and use vector accessor
5728 macros to walk over the elements.
5729 (symbian_export_vtable_and_rtti_p): Likewise.
5730 (symbian_class_needs_attribute_p): Likewise.
5732 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5735 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5736 initialize targetm.resolve_overloaded_builtin here.
5737 (altivec_expand_overloaded_builtin): Make it non-static.
5738 * config/rs6000/rs6000-protos.h
5739 (altivec_expand_overloaded_builtin): New prototype.
5740 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5741 targetm.resolve_overloaded_builtin here.
5742 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5744 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5745 Zdenek Dvorak <dvorakz@suse.cz>
5747 PR tree-optimization/19210
5748 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5750 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5751 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5752 rely on unproven assumptions.
5753 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5754 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5755 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5756 to number_of_iterations_exit.
5757 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5758 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5759 * tree-ssa-loop-niter.c (find_loop_niter,
5760 estimate_numbers_of_iterations_loop): Likewise.
5761 (number_of_iterations_exit): Honor the new options.
5762 * doc/invoke.texi (Wunsafe-loop-optimizations,
5763 funsafe-loop-optimizations): Document them.
5765 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5767 PR rtl-optimization/22167
5768 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5770 2005-07-20 Adam Nemet <anemet@lnxw.com>
5772 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5773 __do_global_dtors_aux longcall.
5775 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5777 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5778 (old_special_pred_table): Don't reference
5779 SPECIAL_MODE_PREDICATES.
5780 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5781 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5782 * config/sh/predicates.h: Don't mention
5783 SPECIAL_MODE_PREDICATES.
5784 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5787 2005-07-20 DJ Delorie <dj@redhat.com>
5789 * config.gcc: Add m32c-elf support.
5791 * doc/contrib.texi: Mention m32c.
5792 * doc/extend.texi: Document m32c extensions.
5793 * doc/install.texi: Mention m32c.
5794 * doc/invoke.texi: Document m32c options.
5795 * doc/md.texi: Document m32c constraints.
5797 * config/m32c/addsub.md: New file.
5798 * config/m32c/bitops.md: New file.
5799 * config/m32c/cond.md: New file.
5800 * config/m32c/jump.md: New file.
5801 * config/m32c/m32c-lib1.S: New file.
5802 * config/m32c/m32c-lib2.c: New file.
5803 * config/m32c/m32c-modes.def: New file.
5804 * config/m32c/m32c-pragma.c: New file.
5805 * config/m32c/m32c-protos.h: New file.
5806 * config/m32c/m32c.abi: New file.
5807 * config/m32c/m32c.c: New file.
5808 * config/m32c/m32c.h: New file.
5809 * config/m32c/m32c.md: New file.
5810 * config/m32c/m32c.opt: New file.
5811 * config/m32c/minmax.md: New file.
5812 * config/m32c/mov.md: New file.
5813 * config/m32c/muldiv.md: New file.
5814 * config/m32c/predicates.md: New file.
5815 * config/m32c/prologue.md: New file.
5816 * config/m32c/shift.md: New file.
5817 * config/m32c/t-m32c: New file.
5819 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5821 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5822 (stack_protect_set, stack_protect_test): New expanders.
5823 (stack_protect_set_si, stack_protect_set_si_media,
5824 stack_protect_set_di_media, stack_protect_test_si,
5825 stack_protect_test_si_media, stack_protect_test_di_media):
5828 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5830 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5832 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5834 * tree.h (tree_expr_nonzero_p): Export.
5835 * fold-const.c (tree_expr_nonzero_p): Likewise.
5836 Return true for CALL_EXPRs that are alloca calls.
5837 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5839 * tree-flow.h (expr_computes_nonzero): Remove.
5840 * tree-vrp.c (expr_computes_nonzero): Remove.
5841 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5842 (extract_range_from_unary_expr): Likewise.
5843 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5844 tree_expr_nonzero_p.
5846 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5848 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5849 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5850 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5851 All callers changed.
5852 (frame_related_constant_load): New arg "related" which controls
5853 setting of RTX_FRAME_RELATED_P. All callers changed.
5854 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5855 (bfin_expand_prologue): Add stack limit checking.
5856 * config/bfin/bfin.md (trapifcc): New pattern.
5858 * config/bfin/bfin.c: Include "langhooks.h".
5859 (def_builtin): Go through lang_hooks to call builtin_function.
5861 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5862 * config/bfin/predicates.md (symbol_ref_operand): New.
5863 (call_insn_operand): Delete. All callers changed to use
5864 register_no_elim_operand.
5865 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5867 (function_arg): Use it to generate the call's operand 2.
5868 (bfin_longcall_p): New function.
5869 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5870 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5871 determine if the address needs to be in a REG.
5872 (bfin_handle_longcall_attribute): New function.
5873 (bfin_attribute_table): Add "longcall" and "shortcall".
5874 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5875 (CUMULATIVE_ARGS): New member call_cookie.
5876 (PREDICATE_CODES): Add symbol_ref_operand.
5877 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5878 extra USE to the pattern.
5879 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5880 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5881 sibcall_value_insn; now the new patterns handle direct calls and the
5882 old ones indirect calls.
5883 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5885 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5887 * doc/trouble.texi: Update section on handling of empty loops.
5889 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5891 * config.gcc: Remove support for sparc-*-openbsd*,
5892 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5894 * config.host: Remove support for i860-*-sysv4* as a host.
5895 * config/i860/*, config/ip2k/*, config/ns32k/*,
5896 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5897 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5898 mention obsolete ports.
5900 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5902 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5904 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5905 of frame_pointer_rtx.
5906 (sh_expand_epilogue): Likewise.
5907 (sh_set_return_address): Likewise.
5908 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5909 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5910 offsets from FRAME_POINTER_REGNUM.
5911 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5912 (sh_register_names): Add initializer for sfp.
5913 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5914 (VALID_REGISTER_P): Likewise.
5915 (FIRST_PSEUDO_REGISTER): Update.
5916 (DWARF_FRAME_REGISTERS): Define.
5917 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5918 (HARD_FRAME_POINTER_REGNUM): Define.
5919 (FRAME_POINTER_REGNUM): Redefine.
5920 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5921 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5922 from FRAME_POINTER_REGNUM.
5923 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5924 FRAME_POINTER_REGNUM.
5925 (REG_CLASS_CONTENTS): Add sfp.
5926 (REG_ALLOC_ORDER): Likewise.
5927 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5928 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5929 of frame_pointer_rtx.
5930 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5932 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5934 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5935 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5936 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5938 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5941 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5943 Make CONSTRUCTOR use VEC to store initializers.
5944 * c-common.c (complete_array_type): Update to cope with VEC in
5946 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5947 (pp_c_constructor_elts): New function.
5948 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5949 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5950 struct constructor_stack, struct initializer_stack,
5951 constructor_elements, push_init_level, pop_init_level,
5952 add_pending_init, find_init_member, output_init_element): Update to
5953 cope with VEC in CONSTRUCTOR_ELTS.
5954 * coverage.c (build_fn_info_value, build_ctr_info_value,
5955 build_gcov_info): Likewise.
5956 * expr.c (categorize_ctor_elements_1, store_constructor,
5957 expand_expr_real_1): Likewise.
5958 * fold-const.c (fold_ternary): Likewise.
5959 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5960 gimplify_init_constructor, gimplify_expr): Likewise.
5961 * tree-dump.c (dequeue_and_dump): Likewise.
5962 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5964 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5966 * tree-sra.c (generate_element_init_1): Likewise.
5967 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5968 * tree-ssa-operands.c (get_expr_operands): Likewise.
5969 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5970 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5971 (get_initial_def_for_reduction): Likewise.
5972 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5973 value handle in annotations.
5974 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5975 tree_node_structure): Add support for constr_kind.
5976 (build_vector_from_ctor, build_constructor_single,
5977 build_constructor_from_list): New functions.
5978 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5979 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5980 Update to cope with VEC in CONSTRUCTOR_ELTS.
5981 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5982 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5983 CONSTRUCTOR_APPEND_ELT): New macros.
5984 (struct constructor_elt, struct tree_constructor): New data types.
5985 (union tree_node): Add tree_constructor field.
5986 * treestruct.def: Define TS_CONSTRUCTOR.
5987 * varasm.c (const_hash_1, compare_constant, copy_constant,
5988 compute_reloc_for_constant, output_addressed_constants,
5989 initializer_constant_valid_p, output_constant,
5990 array_size_for_constructor, output_constructor): Update to cope with
5991 VEC in CONSTRUCTOR_ELTS.
5992 * vec.h (VEC_empty, VEC_copy): New macros.
5994 2005-07-19 Devang Patel <dpatel@apple.com>
5996 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5998 2005-07-19 Richard Henderson <rth@redhat.com>
6001 * gimplify.c (gimplify_expr): Use main variant type for the temp
6002 destination for a discarded volatile read.
6003 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
6004 casts between non-void types that change volatility.
6006 2005-07-15 DJ Delorie <dj@redhat.com>
6008 * toplev.h: Add comment about the first parameter for warning().
6009 * errors.h: Likewise.
6011 * c.opt (Wpragmas): New.
6012 * doc/invoke.texi: Document it.
6014 * function.c (do_warn_unused_parameter): Add warning control to
6016 * c-decl.c (warn_if_shadowing): Likewise.
6017 * c-lex.c (cb_def_pragma): Likewise.
6018 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
6019 (pop_alignment): Likewise.
6020 (handle_pragma_pack): Likewise.
6021 (apply_pragma_weak): Likewise.
6022 (handle_pragma_weak): Likewise.
6023 (handle_pragma_redefine_extname): Likewise.
6024 (add_to_renaming_pragma_list): Likewise.
6025 (handle_pragma_extern_prefix): Likewise.
6026 (maybe_apply_renaming_pragma): Likewise.
6027 (handle_pragma_visibility): Likewise.
6029 * config/c4x/c4x-c.c (BAD): Likewise.
6030 (c4x_parse_pragma): Likewise.
6031 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
6032 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
6033 (rs6000_pragma_longcall): Likewise.
6034 * config/v850/v850-c.c (pop_data_area): Likewise.
6035 (ghs_pragma_section): Likewise.
6036 (ghs_pragma_section): Likewise.
6037 (ghs_pragma_interrupt): Likewise.
6038 (ghs_pragma_starttda): Likewise.
6039 (ghs_pragma_startsda): Likewise.
6040 (ghs_pragma_startzda): Likewise.
6041 (ghs_pragma_endtda): Likewise.
6042 (ghs_pragma_endsda): Likewise.
6043 (ghs_pragma_endzda): Likewise.
6045 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6046 Kenneth Zadeck <zadeck@naturalbridge.com>
6048 * Makefile.in: Removed tree-promote-statics.c
6049 * tree-promote-statics.c: Removed.
6050 * common.opt: Removed flag-promote-statics.
6052 * passes.c: Removed tree-promote-statics pass.
6053 * tree-pass.h: Ditto.
6054 * timevar.def: Removed TV_PROMOTE_STATICS.
6057 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6059 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6061 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6063 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6066 * c-common.c (check_function_arguments): Call
6067 'check_function_format' if either -Wformat or
6068 -Wmissing-format-attribute are specified.
6069 * c-format.c (check_function_format): Check -Wformat before
6070 calling 'check_format_info'.
6071 * c-opts.c (c_common_post_options): Don't warn for
6072 -Wmissing-format-attribute without -Wformat.
6073 * c-typeck.c (convert_for_assignment): Detect additional cases for
6074 -Wmissing-format-attribute.
6075 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6078 2005-07-19 Richard Guenther <rguenther@suse.de>
6080 * config/i386/i386.md (lrint<mode>2): Use temporary
6081 instead of clobbering non-existent memory.
6083 2005-07-19 Nick Clifton <nickc@redhat.com>
6085 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6086 statement to avoid displaying ASCII control characters.
6088 2005-07-19 Ben Elliston <bje@au.ibm.com>
6090 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6091 * cfganal.c (find_edge_index): Ditto.
6092 * combine.c (combine_instructions): Ditto.
6093 * ddg.c (create_scc): Ditto.
6094 (find_successors): Ditto.
6095 (find_predecessors): Ditto.
6096 (find_nodes_on_paths): Ditto.
6097 (longest_simple_path): Ditto.
6098 * flow.c (update_life_info): Ditto.
6099 (count_or_remove_death_notes): Ditto.
6100 (clear_log_links): Ditto.
6101 * modulo-sched.c (generate_reg_moves): Ditto.
6102 (find_max_asap): Ditto.
6103 (find_max_hv_min_mob): Ditto.
6104 (find_max_dv_min_mob): Ditto.
6105 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6106 * sched-rgn.c (extract_edgelst): Ditto.
6107 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6108 (dump_update_ssa): Ditto.
6109 (ssa_names_to_replace) Ditto.
6110 (switch_virtuals_to_full_rewrite): Ditto.
6111 (update_ssa): Ditto.
6112 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6114 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6116 Fix PR tree-optimization/22483
6118 * tree-complex.c (create_components): Use
6119 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6120 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6121 * tree-flow.h (safe_referenced_var_iterator): New structure.
6122 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6123 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6124 safe_referenced_var iterator.
6125 (add_type_alias): Ditto.
6127 2005-07-19 Steven Bosscher <stevenb@suse.de>
6129 * loop-init.c (rest_of_handle_loop2): Remove.
6130 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6131 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6132 (pass_rtl_loop_init, pass_rtl_loop_done,
6133 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6134 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6135 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6136 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6137 pass_tree_loop_done, and pass_tree_unswitch.
6138 (gate_loop): Rename to gate_tree_loop.
6139 * passes.c (init_optimization_passes): Update for renamed tree
6140 loop passes. Add the new loop2 passes as subpasses of loop2.
6141 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6142 Update for the renamed tree loop passes.
6144 2005-07-18 Ian Lance Taylor <ian@airs.com>
6147 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6148 blocks when optimizing.
6150 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6152 * common.opt (frename-registers): Initialize to 2.
6154 (fgcse-after-reload): Ditto.
6155 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6156 (process_options): Only change flag_web, flag_rename_registers,
6157 and flag_rerun_cse_after_loop if not explicitly set by user.
6159 2005-07-18 Jan Beulich <jbeulich@novell.com>
6161 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6162 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6163 in 64-bit mode the same as DImode in 32-bit mode.
6164 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6165 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6166 mode. Add new mode parameter.
6167 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6168 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6169 x86_64_shift_adj): New expanders.
6170 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6171 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6173 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6174 DImode shift splitters.
6175 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6176 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6179 2005-07-18 Jan Beulich <jbeulich@novell.com>
6181 * i386.md (movdi_extzv_1): New.
6182 (zero_extendhidi2): Combine alternatives and never force use of
6184 (zero_extendqidi2): Likewise. Don't restrict input selection.
6186 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6188 Fix PR tree-optimization/22531
6189 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6192 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6194 * tree-promote-statics.c (pass_promote_statics): Change dump file
6197 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6199 * tree-optimize.c (init_tree_optimization_passes): Add
6200 pass_eliminate_useless_stores pass.
6201 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6202 * tree-ssa-pre.c (is_copy_stmt): New function.
6203 (follow_copies_till_vuse): Ditto.
6204 (do_eustores): Ditto.
6205 (gate_eustores): Ditto.
6207 2005-07-16 Richard Henderson <rth@redhat.com>
6209 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6211 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6212 Kenneth Zadeck <zadeck@naturalbridge.com>
6214 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6215 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6216 ipa-type-escape.h, tree-promote-statics.c
6217 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6218 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6219 tree-promote-statics.c: new files.
6220 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6221 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6222 int nonlocal_set_p, mark_constant_function): Deleted.
6223 (rest_of_handle_cfg): Removed call to mark_constant_function.
6224 (nonoverlapping_component_refs_p): Added calls to support
6225 type based aliasing.
6226 * tree-ssa-alias.c (may_alias_p,
6227 compute_flow_insensitive_aliasing): Ditto.
6228 * calls.c (flags_from_decl_or_type): Removed reference to
6230 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6231 too many arguments. This is necessary for Spec 2000.
6232 * cgraph.h (const_function, pure_function): Removed.
6233 * common.opt: Added "fipa-pure-const", "fipa-reference",
6234 "fipa-type-escape", and "ftree-promote-static".
6236 * passes.c: Added ipa and tree-promote-statics passes.
6237 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6238 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6239 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6240 * tree-flow.h: Added exposed sra calls and addition of
6241 reference_vars_info field for FUNCTION_DECLS.
6242 * tree-pass.h: Added passes.
6243 * tree-sra.c: (sra_init_cache): New function.
6244 (sra_insert_before, sra_insert_after) Made public.
6245 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6247 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6248 aliasing. (may_alias_p): Added code to use type escape analysis to
6250 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6251 code to prune clobbers of static variables based on information
6252 produced in ipa-reference pass. Changed call clobbering so that
6253 statics are not marked as clobbered if the call does not clobber
6256 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6258 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6261 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6263 * doc/install.texi (*-*-solaris2*): Document recommended version
6264 of GNU binutils and mention GNU linker problem on Solaris 10.
6266 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6269 * c-decl.c (c_build_bitfield_integer_type): New function.
6270 (finish_struct): Call it.
6271 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6273 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6275 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6278 2005-07-16 Jan Hubicka <jh@suse.cz>
6280 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6281 (scale_bbs_frequencies_int): Watch roundoff errors.
6282 * predict.c (return_prediction): Initialize return_stmt.
6284 2005-07-16 Jan Hubicka <jh@suse.cz>
6286 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6287 after RTL profiling.
6289 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6292 * fold-const.c (build_range_check): Convert high/low to etype
6293 if we are only comparing against exp.
6295 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6297 Fix PR tree-optimization/22376
6298 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6300 (need_to_solve): New function.
6301 (compute_points_to_sets): Use it.
6303 2005-07-15 Jan Hubicka <jh@suse.cz>
6305 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6306 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6308 2005-07-15 Richard Guenther <rguenther@suse.de>
6310 * c-common.c (handle_flatten_attribute): New function.
6311 Add flatten function attribute.
6312 * doc/extend.texi: Document flatten function attribute.
6313 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6314 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6316 (cgraph_decide_inlining): Handle functions with flatten
6319 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6321 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6322 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6323 UNSPEC_XCHG, UNSPEC_AND): New.
6324 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6325 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6326 * config/rs6000/sync.md (FETCHOP): New code macro.
6327 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6329 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6330 (sync_compare_and_swap<mode>): Same.
6331 (sync_lock_test_and_set<mode>): Same.
6332 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6333 for QImode and HImode, and not PPC405.
6334 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6335 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6336 (sync_<fetchop>{si,di}_internal): New.
6337 (sync_nand{si,di}_internal): New.
6338 (sync_old_<fetchop>{si,di}_internal): New.
6339 (sync_old_nand{si,di}_internal): New
6340 (sync_new_<fetchop>{si,di}_internal): New.
6341 (sync_new_nand{si,di}_internal): New.
6342 (atomic_and{si,di}): New.
6343 (sync_new_nand{si,di}_internal): New.
6344 (atomic_and{si,di}): New.
6345 (sync_add<mode>_internal): Delete.
6346 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6347 (sync_sub<mode>_internal): Delte.
6348 (sync_subshort_internal): New.
6349 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6350 (sync_anddi_internal): Delete.
6351 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6352 (sync_booldi_internal): Delete.
6353 (sync_boolc<mode>_internal): Delete.
6354 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6355 (sync_boolc<mode>_internal2): Delete.
6356 (sync_boolcc<mode>_internal): Delete.
6357 (isync, lwsync): Use unspec instead of unspec_volatile.
6358 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6359 Revert UNSPEC_VOLATILE.
6360 (rs6000_split_atomic_op): New.
6361 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6363 2005-07-14 Eric Christopher <echristo@redhat.com>
6365 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6366 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6368 2005-07-14 Eric Christopher <echristo@redhat.com>
6370 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6372 2005-07-14 Steven Bosscher <stevenb@suse.de>
6374 PR tree-optimization/22230
6375 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6376 the computation of the four cross productions for "range op range".
6378 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6379 Ulrich Weigand <uweigand@de.ibm.com>
6382 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6385 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6387 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6389 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6391 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6393 2005-07-14 Richard Guenther <rguenther@suse.de>
6396 * config/i386/i386-protos.h (ix86_function_value): Change
6397 prototype to match new target hook.
6398 * config/i386/i386.c (ix86_value_regno): Change prototype
6399 to take extra type argument.
6400 (TARGET_FUNCTION_VALUE): Define.
6401 (ix86_function_ok_for_sibcall): Pass extra argument to
6402 ix86_value_regno, check return slot rtx for exact match.
6403 (ix86_function_value): Take extra parameter. Dispatch to
6404 ix86_value_regno with fndecl/fntype as provided.
6405 (ix86_value_regno): Handle extra type argument.
6406 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6408 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6409 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6410 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6411 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6412 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6414 2005-07-14 Richard Guenther <rguenther@suse.de>
6416 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6417 * calls.c (expand_call): Pass fntype to hard_function_value.
6418 (emit_library_call_value_1): Likewise.
6419 * explow.c: Include target.h.
6420 (hard_function_value): Take extra argument, the fntype.
6421 Use new target hook for function_value.
6422 * expr.h (hard_function_value): Change prototype.
6423 * function.c (aggregate_value_p): Pass 0 as fntype to
6424 hard_function_value.
6425 (assign_parms): Use new target hook for function_value.
6426 Pass 0 as fntype to hard_function_value.
6427 (expand_function_end): Likewise.
6428 * reg-stack.c: Include target.h.
6429 (stack_result): Use new target hook for function_value.
6430 * target-def.h: New target hook function_value.
6431 * target.h: Likewise.
6432 * targhooks.c (default_function_value): New function.
6433 * targhooks.h (default_function_value): Declare.
6435 2005-07-13 Ian Lance Taylor <ian@airs.com>
6437 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6439 2005-07-14 Jan Hubicka <jh@suse.cz>
6441 * tree-dfa.c (dump_variable): Use default_def function.
6442 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6443 * tree-ssa.c (verify_use): Likewise.
6444 * tree-ssanames.c (release_ssa_name): Likewise.
6445 * tree-tailcall.c (eliminate_tail_call): Likewise.
6446 (tree_optimize_tail_calls_1): Likewise.
6447 * tree-vrp.c (get_value_range): Likewise.
6449 2005-07-14 Ben Elliston <bje@au.ibm.com>
6451 * gcc.c (main): Compare language[0] with '*' when iterating over
6454 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6456 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6457 "s390_emit_compare". Add handling of CCZ1mode.
6458 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6459 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6461 (s390_branch_condition_mask): Add CCZ1mode handling.
6462 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6463 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6464 Use CCZ1mode instead of CCZmode.
6465 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6467 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6469 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6471 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6473 2005-07-13 Eric Christopher <echristo@redhat.com>
6475 * config/mips/mips.c (mips_canonicalize_comparison): New.
6476 (mips_emit_int_relational): Use.
6478 2005-07-13 Eric Christopher <echristo@redhat.com>
6480 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6482 * config/s390/s390.md: Include tpf.md. Move tpf specific
6484 * config/s390/tpf.md: To here.
6485 * config/s390/s390.opt: Move tpf specific options...
6486 * config/s390/tpf.opt: to here. Add mmain option.
6487 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6488 * config/s390/tpf.h: Rewrite.
6490 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6492 * doc/tm.texi: Remove @xref{Cross-profiling}.
6494 2005-07-13 Jeff Law <law@redhat.com>
6496 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6497 expressions, test their _DECL operands for pointer equality rather
6498 than using operand_equal_p.
6500 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6502 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6503 (TARGET_POSIX_IO): This.
6504 * config/darwin.h: Likewise.
6505 * config/freebsd.h: Likewise.
6506 * config/linux.h: Likewise.
6507 * config/lynx.h: Likewise.
6508 * config/netbsd.h: Likewise.
6509 * config/rs6000/linux64.h: Likewise.
6510 * config/rs6000/linux.h: Likewise.
6511 * config/s390/tpf.h: Likewise.
6512 * config/sh/embed-elf.h: Likewise.
6513 * config/sparc/linux64.h: Likewise.
6514 * config/sparc/linux.h: Likewise.
6515 * config/svr4.h: Likewise.
6516 * gcov-io.h: Likewise.
6518 * doc/tm.texi: Updated.
6520 * libgcov.c (create_file_directory): Defined only if
6521 TARGET_POSIX_IO is defined.
6522 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6525 2005-07-13 Jan Hubicka <jh@suse.cz>
6527 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6529 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6531 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6532 structure as argument.
6534 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6536 PR tree-optimization/21921
6537 * tree-iterator.c (tsi_link_before): Support the case when
6538 tsi_end_p (tsi) == true.
6540 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6542 PR tree-optimization/22442
6543 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6546 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6548 PR rtl-optimization/20376
6549 * toplev.c (process_options): Enable -fweb and -frename-registers when
6551 * doc/invoke.texi: Update the information about when -fweb and
6552 -frename-registers are enabled.
6554 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6557 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6558 if *rhs_p is not a SSA_NAME.
6560 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6562 Fix PR tree-optimization/22422
6563 * tree-ssa-structalias.c (struct variable_info): Add flag for
6565 (get_varinfo): Now a static function.
6566 (new_varinfo): init has_union and is_special_var to false.
6567 (solution_set_add): Check has_union.
6568 (do_da_constraint): Move temporary variable so it gets reset
6570 Also check for special variable.
6571 (do_ds_constraint): Ditto.
6572 (do_sd_constraint): Ditto.
6573 (do_structure_copy): Check for special variable.
6574 (find_func_aliases): Ditto.
6575 (init_base_vars): Set special vars properly.
6577 2005-07-13 Jan Hubicka <jh@suse.cz>
6579 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6582 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6583 (get_expr_operands): Fix thinko wrt flags and subvars.
6585 PR tree-optimize/22379
6586 * tree-inline.c (expand_call_inline): Do not output sorry in early
6589 2005-07-12 Dale Johannesen <dalej@apple.com>
6591 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6593 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6596 * host-linux.h: Include limits.h.
6598 2005-07-12 Dale Johannesen <dalej@apple.com>
6600 * expr.c (compress_float_constant): Add cost check.
6601 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6603 2005-07-12 Dale Johannesen <dalej@apple.com>
6605 * gcc.target/i386/compress-float-sse.c: New.
6606 * gcc.target/i386/compress-float-sse-pic.c: New.
6607 * gcc.target/i386/compress-float-387.c: New.
6608 * gcc.target/i386/compress-float-387-pic.c: New.
6609 * gcc.dg/compress-float-ppc.c: New.
6610 * gcc.dg/compress-float-ppc-pic.c: New.
6612 2005-07-12 Eric Christopher <echristo@redhat.com>
6614 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6616 * config/s390/s390.md: Include tpf.md. Move tpf specific
6618 * config/s390/tpf.md: To here.
6619 * config/s390/s390.opt: Move tpf specific options...
6620 * config/s390/tpf.opt: to here. Add mmain option.
6621 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6622 * config/s390/tpf.h: Rewrite.
6624 2005-07-12 Eric Christopher <echristo@redhat.com>
6626 * gcc.c (struct infile): Update comment for language.
6627 (main): Rewrite input file resetting code.
6629 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6632 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6633 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6634 (lookup_avail_expr): Use constant_boolean_node instead
6635 of boolean_false_node/boolean_true_node.
6637 2005-07-12 Ben Elliston <bje@au.ibm.com>
6639 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6640 and use it when printing num_edges.
6642 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6644 * doc/extend.texi (Blackfin Built-in Functions): New section.
6645 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6648 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6650 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6651 s/cmpstrsi/cmpstrnsi
6652 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6654 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6655 (init_optabs): Initialize cmpstrn_optab.
6656 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6657 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6658 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6659 * config/i386/i386.md: s/cmpstr/cmpstrn
6660 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6661 * doc/md.texi: Update documentation.
6663 2005-07-11 Richard Henderson <rth@redhat.com>
6665 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6666 build_va_arg_indirect_ref.
6667 (alpha_gimplify_va_arg): Likewise.
6668 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6669 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6670 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6671 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6672 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6673 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6675 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6677 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6679 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6680 * passes.c (init_optimization_passes): Add pass_empty_loop.
6681 * tree-pass.h (pass_empty_loop): Declare.
6682 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6683 try_remove_empty_loop, remove_empty_loops): New functions.
6684 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6685 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6687 2005-07-12 Peter Barada <peter@the-baradas.com>
6691 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6692 in address registers.
6693 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6694 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6695 alternative of addsi3_5200.
6697 2005-07-11 Ian Lance Taylor <ian@airs.com>
6699 * config/mips/mips.md (ffs<mode>2): Remove.
6701 2005-07-11 Ian Lance Taylor <ian@airs.com>
6703 * doc/tree-ssa.texi (Cleanups): Improve description of
6705 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6707 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6709 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6710 * tree.h (DECL_ARGUMENT_FLD): New macro.
6712 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6714 Fix PR tree-optimization/22404
6716 * tree-ssa-structalias.c (create_variable_info_for): Use
6719 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6721 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6722 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6723 for second comparison operand.
6724 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6726 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6727 (define_insn_reservation "alu"): Likewise.
6728 (csync, ssync): Now of type sync.
6729 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6730 -mcsync-anomaly -mspecld-anomaly.
6731 * config/bfin/bfin.opt (mcsync): Remove.
6732 (mcsync-anomaly, mspecld-anomaly): Add.
6733 * config/bfin/bfin.c: Include "insn-codes.h".
6734 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6735 (TARGET_DEFAULT_TARGET_FLAGS): New.
6736 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6738 2005-07-11 Steven Bosscher <stevenb@suse.de>
6740 * basic-block.h: Give the BB flags enum a name, bb_flags.
6741 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6742 * cfgcleanup.c (enum bb_flags): Remove here.
6743 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6744 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6745 (update_forwarder_flag): Likewise.
6746 (thread_jump): Likewise.
6747 (try_forward_edges): Likewise.
6748 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6749 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6750 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6752 2005-07-11 Richard Guenther <rguenther@suse.de>
6754 * config/i386/i386.opt: New target option -msseregparm.
6755 * config/i386/i386.c (override_options): Error out for
6756 -msseregparm but no SSE support.
6757 (ix86_function_sseregparm): Check for global sseregparm.
6758 * doc/invoke.texi: Document -msseregparm.
6760 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6762 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6763 (m32rle-*-linux*): Ditto.
6765 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6767 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6768 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6771 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6775 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6776 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6778 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6780 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6781 (varmap): Heapify varmap.
6782 (constraints): Heapify constraints.
6783 (struct constraint_graph): Heapify succs and preds.
6784 (constraint_vec_find): Update for heapification.
6785 (constraint_set_union): Ditto.
6786 (insert_into_complex): Ditto.
6787 (constraint_edge_vec_find): Ditto.
6788 (erase_graph_self_edge): Ditto.
6789 (add_graph_edge): Ditto.
6790 (get_graph_weights): Ditto.
6791 (merge_graph_nodes): Ditto.
6792 (build_constraint_graph): Ditto.
6793 (topo_visit): Ditto.
6794 (solve_graph): Ditto.
6795 (create_variable_info_for): Ditto.
6796 (init_base_vars): Ditto.
6797 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6798 (condese_varmap_nodes): Free complex vector.
6799 (clear_edges_for_node): Clear succs and preds vector.
6801 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6803 * tree-ssa-structalias.c (update_alias_info): Change counting of
6804 references to not include vdefs.
6806 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6808 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6811 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6813 * pa.c (pa_commutative_p): Make PLUS commutative when
6814 TARGET_NO_SPACE_REGS is true.
6816 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6818 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6819 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6820 * tree-dfa.c (dump_subvars_for): New.
6821 (debug_subvars_for): New.
6822 (dump_variable): Show subvariables if VAR has them.
6823 * tree-flow-inline.h (get_subvar_at): New.
6824 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6825 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6827 (struct subvar): Change fields offset and size to unsigned
6829 (dump_subvars_for): Declare.
6830 (debug_subvars_for): Declare.
6831 (get_subvar_at): Declare.
6832 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6833 to unsigned HOST_WIDE_INT *.
6834 (overlap_subvar): Likewise.
6835 * tree-gimple.c (is_gimple_reg): Always return false for
6836 SFTs and memory tags.
6837 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6839 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6840 (compute_may_aliases): Call compute_points_to_sets.
6841 (collect_points_to_info_for): Remove.
6842 (compute_points_to_and_addr_escape): Remove.
6843 (delete_alias_info): Call delete_points_to_sets.
6844 (compute_flow_sensitive_aliasing): If the call to
6845 find_what_p_points_to returns false, call set_pt_anything.
6846 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6847 (set_pt_anything): Clear pi->pt_vars.
6848 (set_pt_malloc): Remove.
6849 (merge_pointed_to_info): Remove.
6850 (add_pointed_to_expr): Remove.
6851 (add_pointed_to_var): Remove.
6852 (collect_points_to_info_r): Remove.
6853 (is_escape_site): Make extern.
6855 (create_overlap_variables_for): Call it.
6856 * tree-ssa-copy.c (merge_alias_info): Never merge
6857 flow-sensitive alias information.
6858 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6859 offset and size to be unsigned HOST_WIDE_INT.
6860 (add_to_addressable_set): Rename from note_addressable.
6861 Set TREE_ADDRESSABLE as the variables are added to the set.
6863 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6864 operands into VUSEs when adding V_MAY_DEFs for members in an
6866 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6867 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6868 (struct variable_info): Add bitfield is_heap_var.
6869 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6870 (new_var_info): Initialize is_heap_var.
6871 (get_constraint_for): Add HEAP variables to the symbol table.
6872 Mark them with is_heap_var.
6873 (update_alias_info): New. Taken mostly from the old
6874 compute_points_to_and_addr_escape.
6875 (handle_ptr_arith): New.
6876 (find_func_aliases): Call update_alias_info.
6877 Call handle_ptr_info for tcc_binary expressions.
6878 Call mark_stmt_modified.
6879 (create_variable_info_for): If DECL has subvars, do not create
6880 variables for its subvars. Always add all the fields.
6881 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6882 SFTs, then add all the SFTs of the structure.
6883 If VI->DECL is an aggregate with subvariables, add the SFT at
6885 (find_what_p_points_to): If VI is an artificial variable,
6886 translate to bitfields in SSA_NAME_PTR_INFO.
6887 If the solution is empty, set pi->pt_vars to NULL
6888 (init_base_vars): Create ANYOFFSET.
6889 (compute_points_to_sets): Rename from create_alias_vars.
6891 (pass_build_pta): Remove.
6892 (delete_points_to_sets): Rename from delete_alias_vars.
6893 (pass_del_pta): Remove.
6894 * tree-ssa-structalias.h (struct alias_info): Move from
6896 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6897 NUM_REFERENCES_SET): Likewise.
6898 (compute_points_to_sets, delete_points_to_sets): Declare.
6900 2005-07-09 Richard Henderson <rth@redhat.com>
6902 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6903 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6904 alpha_split_lock_test_and_set_12): New functions.
6905 * config/alpha/alpha-protos.h: Update.
6906 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6907 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6908 * config/alpha/sync.md (I12MODE): New.
6909 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6910 (sync_<fetchop_name><I48MODE>): Likewise.
6911 (sync_nand<I48MODE>): Likewise.
6912 (sync_old_<fetchop_name><I48MODE>): Likewise.
6913 (sync_new_<fetchop_name><I48MODE>): Likewise.
6914 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6915 (sync_compare_and_swap<I48MODE>): Likewise.
6916 (sync_lock_test_and_set<I48MODE>): Likewise.
6917 (sync_compare_and_swap<I12MODE>): New.
6918 (sync_compare_and_swap<I12MODE>_1): New.
6919 (sync_lock_test_and_set<I12MODE>): New.
6920 (sync_lock_test_and_set<I12MODE>_1): New.
6922 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6926 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6928 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6930 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6931 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6933 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6936 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6938 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6940 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6941 memory_operand constraint.
6942 (store_conditional_<mode>): Same.
6943 (sync_compare_and_swap<mode>): Same.
6944 (sync_lock_test_and_set<mode>): Same.
6946 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6948 Rewrite PIC support to more closely model actual instructions.
6949 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6950 (cris_symbol): Remove prototypes for removed functions.
6951 (cris_pic_symbol_type_of, cris_valid_pic_const)
6952 (cris_expand_pic_call_address): Prototypes for new functions.
6953 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6955 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6957 <case ':'>: Add case for new punctuation character.
6958 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6959 emitting (extra) PIC modifier.
6960 <case UNSPEC>: Do not assert for PLT.
6961 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6962 (cris_expand_prologue, cris_expand_epilogue): Check
6963 for pic_offset_table_rtx usage instead of taking
6964 current_function_uses_pic_offset_table as the final word.
6965 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6966 Remove flag_pic difference.
6967 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6968 the moral equivalents of...
6969 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6971 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6972 (cris_handle_option): Mark ARG as unused.
6973 (cris_expand_pic_call_address): New worker function for "call",
6975 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6976 output PIC constructs here.
6977 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6978 as symbol-specific modifers, not whole or part of operands.
6979 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6980 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6981 constants and flag_pic.
6982 (CONSTANT_INDEX_P): Adjust for new functions.
6983 (enum cris_pic_symbol_type): New helper type.
6984 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6985 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6986 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6988 ("movsi"): Emit actual instructions for GOT and relative access.
6989 ("*movsi_got_load"): New pattern to set up the register holding
6991 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6992 Adjust FIXME for 'S'.
6993 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6994 Use "movs" for -fpic cases.
6995 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6996 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6997 ("call", "call_value"): Just call cris_expand_pic_call_address for
6999 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
7000 Remove special pattern.
7001 ("*expanded_call_side", "*expanded_call_value_side"): New
7003 (gotplt-to-plt, gotplt-to-plt-side-call)
7004 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
7006 * config/cris/cris/predicates.md
7007 ("cris_general_operand_or_gotless_symbol"): Remove unused
7009 ("cris_general_operand_or_symbol"): Adjust for new functions.
7011 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7013 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
7015 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
7017 * Makefile.in (TREE_H): Add treestruct.def.
7018 (c-decl.o): Add pointer-set.h
7019 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
7020 visibility on regular DECL's.
7021 (merge_decls): Fix the copying of decl nodes of various types for
7022 the new structures. Don't update RTL, section name, weak status,
7023 etc, on DECL's without RTL.
7024 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
7025 Don't check volatile on non-variable types.
7026 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
7027 to check whether we have seen arguments.
7028 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
7029 flag is checked before field (flag is common, field is not).
7030 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
7031 TS_DECL_COMMON could have an origin.
7032 (add_location_or_const_value_attribute): Don't check section name
7033 on non-var/function decls.
7034 (dwarf2out_var_location): Reverse order of tests.
7035 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
7036 with DECL_WRTL_CHECK.
7037 * expmed.c (make_tree): rtl is now in decl_with_rtl.
7038 * fold-const.c (fold_binary): Don't check weakness on
7039 non-var/function decls.
7040 (tree_expr_nonzero_p): Ditto.
7041 (fold_checksum_tree): Use tree_decl_extra as sizeof
7043 * ggc-page.c (extra_order_size_table): Add sizes for
7044 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7046 * gimplify.c (gimplify_bind_expr): Only set
7047 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7048 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7050 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7051 * langhooks.h (init_ts). New langhook.
7052 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7053 * print-tree.c (print_node): Update to only print fields that
7054 exist in the structures the passed decl has.
7055 * toplev.c (wrapup_global_declarations): Don't reset
7056 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7057 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7058 * tree-inline.c (remap_decl): Ditto.
7059 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7060 * tree-pretty-print.c (print_declaration): Don't print
7061 DECL_REGISTER on things that don't contain it.
7062 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7063 non-var/function decls.
7064 * tree.c (tree_contains_struct): New structure.
7065 (init_priority_for_decl): New hashtable.
7066 (tree_int_map): New structure.
7067 (tree_int_map_eq): New function.
7068 (tree_int_map_marked_p): Ditto.
7069 (tree_int_map_hash): Ditto.
7070 (tree_map): Move to tree.h.
7071 (tree_map_eq): Externalize.
7072 (tree_map_hash): Ditto.
7073 (tree_map_marked_p): Ditto.
7074 (init_ttree): Set up tree_contains_struct and call langhook.
7075 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7076 (tree_code_size): Update for new structures.
7077 (tree_node_structure): Update for new structures.
7078 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7080 (copy_node_stat): Copy init priority.
7081 (build_decl_stat): Ditto for visibility.
7082 (ts_enum_names): New.
7083 (tree_contains_struct_check_failed): New function.
7084 (decl_init_priority_lookup): Ditto.
7085 (decl_init_priority_insert): Ditto.
7086 * treestruct.def: New file.
7087 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7088 (CONTAINS_STRUCT_CHECK): Ditto.
7089 (tree_contains_struct_check_failed): New prototype.
7090 (DECL_CHECK): Removed.
7091 (DECL_MINIMAL_CHECK): New.
7092 (DECL_COMMON_CHECK): Ditto.
7093 (DECL_WRTL_CHECK): Ditto.
7094 (DECL_NON_COMMON_CHECK): Ditto.
7095 (DECL_WITH_VIS_CHECK): Ditto.
7096 (VAR_OR_FUNCTION_DECL_P): Ditto
7097 (struct tree_decl_minimal): New structure.
7098 (struct tree_decl_common): Ditto.
7099 (struct tree_decl_with_rtl): Ditto.
7100 (struct tree_decl_with_vis): Ditto.
7101 (struct tree_decl_non_common): Ditto.
7102 (struct tree_field_decl): Ditto.
7103 (struct tree_parm_decl): Ditto.
7104 (struct tree_var_decl): Ditto.
7105 (struct tree_function_decl): Ditto.
7106 (struct tree_const_decl): Ditto.
7107 (struct tree_result_decl): Ditto.
7108 (union tree_node): Add new structures.
7109 * var-tracking.c (track_expr_p): Reverse order of tests.
7111 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7113 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7115 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7116 * system.h: Poison FINALIZE_PIC.
7117 * doc/tm.texi (FINALIZE_PIC): Remove.
7119 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7122 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7123 to the correct type if we have a MODIFY_EXPR.
7125 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7127 PR tree-optimization/22360
7128 * tree.c (upper_bound_in_type): Fix calculations for casting
7129 to a non-wider signed type and casting a signed value to a
7130 wider unsigned type.
7131 (lower_bound_in_type): Fix calculations for casting to a
7132 non-wider signed type.
7134 PR tree-optimization/20139
7135 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7137 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7138 fold_cond_expr_cond.
7139 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7140 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7142 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7145 * tree-complex.c (expand_complex_libcall): Produce
7146 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7148 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7150 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7151 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7152 b" assert and inserted fastpath code for this case.
7153 (bitmap_ior): Removed "a != b" assert.
7155 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7157 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7158 (ENDFILE_SPEC): Likewise.
7159 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7161 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7162 a large stack frame at epilogue.
7164 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7166 * final.c: Include sdbout.h when required.
7168 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7170 * config.gcc (*-*-darwin*): Only one target-specific header file
7172 (powerpc-*-darwin*): Add version-specific header files.
7173 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7174 * config.in: Regenerate.
7175 * configure: Regenerate.
7176 * gcc.c: Include xregex.h.
7177 (version_compare_spec_function): New.
7178 (spec_function): Add version-compare.
7179 (replace_outfile_spec_function): Reformat comment.
7180 (compare_version_strings): New.
7181 * config/darwin-c.c (version_as_macro): New.
7182 (builtin_define): New.
7183 (darwin_cpp_builtins): New.
7184 * config/darwin-protos.h (darwin_cpp_builtins): New.
7185 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7186 (LIB_SPEC): Make unconditional, update comment.
7187 (TARGET_C99_FUNCTIONS): Define.
7188 * config/darwin.opt: Sort.
7189 (mmacosx-version-min=): New.
7190 * config/darwin7.h: Delete.
7191 * config/darwin8.h: Delete.
7192 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7193 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7194 (TARGET_C99_FUNCTIONS): Define.
7195 * config/rs6000/darwin7.h: New.
7196 * config/rs6000/darwin8.h: New.
7197 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7198 (-mmacosx-version-min): Document.
7200 2005-07-07 Ian Lance Taylor <ian@airs.com>
7202 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7204 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7207 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7209 2005-07-07 Khem Raj <kraj@mvista.com>
7211 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7212 in bytes, not words.
7214 2005-07-07 Paul Brook <paul@codesourcery.com>
7216 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7217 DEFAULT_FUNCTION_ARG_PADDING to upward.
7219 2005-07-07 Richard Henderson <rth@redhat.com>
7221 * function.c (locate_and_pad_parm): Record parameter alignment in
7222 stack_alignment_needed.
7224 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7226 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7227 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7228 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7229 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7230 (define_attr "type"): Add isync, sync, load_l, store_c.
7231 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7232 Create scratch volatile MEM.
7233 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7235 (load_locked_<mode>): New.
7236 (store_conditional_<mode>): New.
7237 (sync_compare_and_swap<mode>): Replace with splitter.
7238 (sync_lock_test_and_set<mode>): Replace with splitter.
7239 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7241 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7242 is ics. Attribute isync.
7243 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7245 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7246 and UNSPECV_SYNC_OP.
7247 (emit_unlikely_jump): New.
7248 (emit_load_locked): New.
7249 (emit_store_conditional): New.
7250 (rs6000_split_compare_and_swap): New.
7251 (rs6000_split_lock_test_and_set): New.
7252 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7253 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7254 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7255 rs6000_split_lock_test_and_set): Declare.
7256 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7257 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7258 store_c, isync, sync.
7260 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7262 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7263 filenames to gtyp-gen.h.
7264 (s-typ-gen): Use it in place of for loops.
7266 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7268 * hooks.c (hook_bool_rtx_int_false): New function.
7269 * hooks.h (hook_bool_rtx_int_false): Declare.
7270 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7271 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7272 * target.h (struct gcc_target): Add commutative_p member.
7273 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7274 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7275 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7276 (pa_commutative_p): New function.
7277 * jump.c (target.h): Include.
7278 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7279 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7281 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7283 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7284 (s390_expand_setmem): New.
7285 * config/s390/s390.c: Likewise.
7286 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7288 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7289 general_operand. Call new function "s390_expand_setmem".
7290 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7291 ("setmem_long", "*setmem_long"): ... this.
7293 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7295 * config/s390/s390.c: (optimization_options): Enable
7296 TARGET_MVCLE at -Os.
7297 * doc/invoke.texi: Document changes in default behaviour.
7298 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7300 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7302 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7303 defined by back-end.
7305 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7307 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7308 all sets in the pattern.
7309 * config/rs6000/rs6000.md (stack_protect_testsi,
7310 stack_protect_testdi): Likewise.
7312 2005-07-06 Jeff Law <law@redhat.com>
7314 * tree-vrp.c (simplify_using_ranges): Kill.
7315 (vrp_finalize): Remove call to simplify_using_ranges.
7316 (simplify_stmt_using_ranges): New function extracted from
7317 simplify_using_ranges.
7318 (simplify_div_or_mod_using_ranges): Likewise.
7319 (simplify_abs_using_ranges): Likewise.
7320 (simplify_cond_using_ranges): New function.
7321 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7322 * tree-ssa-propagate.c (substitute_and_fold): Call
7323 simplify_stmt_using_ranges if we have range information.
7325 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7327 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7328 ia64_flag_schedule_isns2.
7330 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7331 reading/writing general registers.
7332 (ia64_function_arg): Revert 2005-06-18 change.
7334 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7336 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7337 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7339 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7341 * function.c (expand_function_end): Revert part of 2005-06-27
7342 patch. Do sjlj_emit_function_exit_after after return_label.
7344 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7346 * doc/install.texi (--disable-libssp): New.
7348 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7350 * doc/invoke.texi: Update -fforce-mem documentation.
7351 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7352 code for -fforce-mem.
7353 * expmed.c: (store_bit_field,store_fixed_bit_field,
7354 extract_bit_field): Ditto.
7355 * expr.c: (convert_move): Ditto.
7356 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7357 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7358 emit_conditional_add,expand_float,expand_fix): Ditto.
7359 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7360 (common_handle_option): Issue warning when -fforce-mem specified.
7362 2005-07-06 Paul Brook <paul@codesourcery.com>
7364 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7366 * configure: Regenerate.
7368 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7370 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7372 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7374 Fix PR tree-optimization/22319
7375 Fix PR tree-optimization/22140
7376 Fix PR tree-optimization/22310
7378 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7379 variable sized types.
7380 Use correct type for intermediate structure on *a = *b structure
7383 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7385 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7387 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7388 (machine_function): Move typedef to...
7389 * config/rs6000/rs6000.c (machine_function): ... here. Add
7390 varargs_save_offset field.
7391 (rs6000_stack_t): Remove varargs_size field.
7392 (setup_incoming_varargs): Allocate varargs save area using
7393 assign_stack_local, try to make it as small as possible.
7394 Save offset from virtual_stack_vars_rtx to the save area
7395 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7396 instead of magic 8 when fp word byte size is used.
7397 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7398 instead of -RS6000_VARARGS_SIZE.
7399 (rs6000_stack_info, debug_stack_info,
7400 rs6000_initial_elimination_offset): Remove all traces of
7402 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7403 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7404 RS6000_VARARGS_AREA.
7406 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7408 PR tree-optimization/21963
7409 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7410 constant_multiple_of in the same way get_computation_cost_at does.
7412 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7414 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7415 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7416 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7417 and return its previous value.
7418 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7419 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7421 (stack_protect_set, stack_protect_test): New expanders.
7422 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7423 stack_protect_testdi): New insns.
7424 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7425 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7427 2005-07-06 Jeff Law <law@redhat.com>
7429 * tree-ssa-dce.c (cfg_altered): New global.
7430 (tree_dce_init): Initialize cfg_altered.
7431 (remove_dead_stmt): If we remove an edge in the CFG, then set
7433 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7436 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7438 * Makefile.in (stamp-collect-ld): Use
7439 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7440 ./collect-ld if it already exists.
7441 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7442 Don't remove ./nm if it already exists.
7444 2005-07-05 Devang Patel <dpatel@apple.com>
7446 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7447 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7448 * tree-vectorizer.c (vect_loop_location): New.
7449 (vect_print_dump_info): Use vect_loop_location.
7450 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7451 (vectorize_loops): Set vect_loop_location.
7452 * tree-vect-analyze.c (vect_analyze_offset_expr,
7453 vect_determin_vectorization_factor, vect_analyze_operations,
7454 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7455 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7456 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7457 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7458 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7459 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7460 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7461 vect_analyze_loop): Adjust vect_print_dump_info API.
7462 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7463 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7464 vect_finish_stmt_generation, vectorizable_assignment,
7465 vectorizable_operation, vectorizable_store, vectorizable_load,
7466 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7467 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7468 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7469 vect_transform_loop): Same.
7470 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7471 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7474 2005-07-05 Randolph Chung <tausq@debian.org>
7476 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7477 * configure: Regenerate.
7478 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7479 (pa_tls_referenced_p): Declare.
7480 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7481 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7482 (legitimize_tls_address): New.
7483 (hppa_legitimize_address): Handle TLS addresses.
7484 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7485 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7486 (emit_move_sequence): Handle TLS addresses.
7487 (pa_encode_section_info): Call default handler to handle common
7489 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7490 (CONSTANT_ADDRESS_P): Reject TLS operands.
7491 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7492 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7493 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7494 (UNSPEC_TLSLE): Define new constants.
7495 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7496 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7497 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7498 (tie_symbolic_operand, tle_symbolic_operand): New
7500 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7502 * aclocal.m4: Update macros for autoconf 2.59 style.
7503 * configure.ac: Likewise.
7505 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7507 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7508 (function_arg): Pass small aggregates in general registers on 32-bit
7510 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7512 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7514 * Makefile.in (final.o): Fix dependencies.
7516 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7520 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7521 * langhooks.c (lhd_expr_to_decl): New.
7522 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7524 (LANG_HOOKS_INITIALIZER): Update.
7525 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7526 expr_to_decl langhook.
7527 * c-tree.h (c_expr_to_decl): Declare.
7528 * c-typeck.c (c_expr_to_decl): New.
7529 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7531 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7533 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7536 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7537 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7539 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7541 * Makefile.in: Adjust dependencies.
7542 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7543 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7544 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7545 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7546 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7547 rest_of_compilation.
7549 * bb-reorder.c (gate_duplicate_computed_gotos,
7550 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7551 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7552 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7553 pass_partition_blocks): New.
7554 * bt-load.c (gate_handle_branch_target_load_optimize,
7555 rest_of_handle_branch_target_load_optimize,
7556 pass_branch_target_load_optimize): New.
7557 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7559 * cfglayout.c (pass_insn_locators_initialize): New.
7560 * cfgrtl.c (pass_free_cfg): New.
7561 * combine.c (gate_handle_combine, rest_of_handle_combine,
7563 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7564 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7565 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7566 * except.c (pass_set_nothrow_function_flags,
7567 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7569 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7570 rest_of_handle_shorten_branches, pass_shorten_branches,
7571 rest_of_clean_state, pass_clean_state): New.
7572 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7573 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7574 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7576 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7577 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7578 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7579 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7581 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7582 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7583 pass_rtl_ifcvt, gate_handle_if_after_combine,
7584 rest_of_handle_if_after_combine, pass_if_after_combine,
7585 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7586 pass_if_after_reload): New.
7587 * integrate.c (pass_initial_value_sets): New.
7588 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7589 pass_purge_lineno_notes): New.
7590 * mode-switching.c (rest_of_handle_mode_switching,
7591 pass_mode_switching): New.
7592 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7593 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7595 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7596 pass_loop_optimize): New.
7597 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7599 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7601 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7602 pass_postreload_cse): New.
7603 * profile.c (gate_handle_profiling, pass_profiling,
7604 rest_of_handle_branch_prob, pass_branch_prob): New.
7605 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7606 pass_split_before_regstack, gate_handle_split_before_regstack,
7607 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7608 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7609 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7610 pass_stack_regs): New.
7611 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7612 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7613 pass_stack_adjustments): New.
7614 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7615 pass_regrename): New.
7616 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7617 pass_delay_slots, gate_handle_machine_reorg,
7618 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7619 * rtl.h (extern void purge_line_number_notes): New.
7620 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7621 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7623 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7625 * value-prof.c (gate_handle_value_profile_transformations,
7626 rest_of_handle_value_profile_transformations,
7627 pass_value_profile_transformations): New.
7628 * var-tracking.c (gate_handle_var_tracking,
7629 pass_variable_tracking): New.
7630 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7632 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7633 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7634 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7635 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7636 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7637 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7638 rest_of_handle_gcse2, rest_of_handle_regmove,
7639 rest_of_handle_tracer, rest_of_handle_if_conversion,
7640 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7641 rest_of_handle_web, rest_of_handle_branch_prob,
7642 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7643 rest_of_handle_jump_bypass, rest_of_handle_combine,
7644 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7645 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7646 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7647 rest_of_handle_mode_switching, rest_of_handle_jump,
7648 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7649 rest_of_handle_flow2, rest_of_handle_jump2,
7650 rest_of_handle_peephole2, rest_of_handle_postreload,
7651 rest_of_handle_shorten_branches, rest_of_clean_state,
7652 rest_of_compilation): Remove.
7654 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7655 * passes.c (dump_flags, in_gimple_form, all_passes,
7656 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7657 register_dump_files, next_pass_1, last_verified, execute_todo,
7658 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7659 from tree-optimize.c.
7660 (init_optimization_passes): Moved from tree-optimize.c,
7661 adding the RTL optimizations.
7662 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7663 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7664 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7665 register_dump_files, next_pass_1, last_verified, execute_todo,
7666 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7667 init_tree_optimization_passes, ipa_passes): Delete.
7668 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7670 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7671 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7673 (ipa_passes): Remove.
7674 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7675 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7676 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7677 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7678 (dump_info_p, dump_flag): Moved to tree-dump.h.
7680 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7682 * passes.c (finish_optimization_passes): Use dump_begin
7683 and dump_end, TDI_end.
7684 (gate_rest_of_compilation): New.
7685 (pass_rest_of_compilation): Use it.
7686 (gate_postreload, pass_postreload): New.
7687 * toplev.c (general_init): Rename init_tree_optimization_passes.
7688 * toplev.h (init_tree_optimization_passes): Rename to
7689 init_optimizations_passes.
7690 * tree-dump.c (dump_flag): Make static.
7691 (dump_files): Remove RTL dumps.
7692 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7693 pass_cleanup_cfg, pass_free_cfg_annotations,
7694 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7695 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7696 * tree-pretty-print.c: Include tree-pass.h.
7697 * cgraph.c: Include tree-dump.h.
7699 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7701 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7702 Only fall back to saying it points to readonly memory if
7705 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7707 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7708 * config/m32r/m32r.c (m32r_compute_frame_size,
7709 m32r_expand_prologue): Take current_function_profile into
7710 account whenever we reference
7711 current_function_uses_pic_offset_table.
7712 (m32r_finalize_pic): Remove.
7713 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7715 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7717 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7718 instead of $<. Don't remove ./as if it already exists.
7720 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7723 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7724 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7725 for complex modes when generating code for PA 1.0.
7726 (VALID_FP_MODE_P): New macro.
7727 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7728 sets for all general and floating point modes. Align wide floating
7729 point modes to even register boundaries to comply with architectural
7731 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7732 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7733 (VALID_FP_MODE_P): New macro.
7734 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7735 sets for all general and floating point modes. Align wide floating
7736 point modes to even register boundaries to comply with architectural
7739 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7741 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7744 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7746 * tree-ssa-structalias.c: Don't include expr.h.
7748 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7750 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7753 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7755 Fix PR tree-optimization/22279
7757 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7760 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7762 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7764 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7766 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7767 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7768 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7769 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7770 config/stormy16/stormy16.c, config/v850/v850.c,
7771 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7772 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7773 Avoid "." or "\n" at end of diagnostics and capital letters at
7774 start of diagnostics.
7775 * combine.c, cse.c: Don't translate dump file output.
7776 * toplev.c (print_version): Only translate output if going to
7779 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7781 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7782 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7785 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7787 * pa.c (fix_range): Fix typo in comment.
7789 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7791 * tree-vrp.c (extract_range_from_assert): Replace
7792 fold (build (...)) with fold_build2.
7794 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7796 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7797 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7798 (format_types_orig, handle_format_attribute): Add support for
7801 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7803 * varasm.c (assemble_variable): Fix format specifier thinko.
7805 2005-07-03 Ira Rosen <irar@il.ibm.com>
7807 PR tree-optimization/22029 (and 22135)
7808 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7809 a phi node before calling dump_vops.
7811 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7813 * tree-dump.h (dump_string_field): Declare.
7814 * tree-dump.c: Use it instead of dump_string.
7815 (dump_string_field): Make non-static.
7817 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7819 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7820 up the minimal CFG stuff always when optimize > 0. Call
7821 split_all_insns_noflow in PIC case if needed.
7823 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7824 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7827 * c-decl.c (c_write_global_declarations): Dump contents of
7829 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7830 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7831 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7832 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7835 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7837 * c-common.h (GCC_DIAG_STYLE): Define.
7838 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7839 version for format checking to 4.1.
7840 * c-format.c: Include toplev.h after c-common.h.
7841 (enum format_type): Add gcc_tdiag_format_type.
7842 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7843 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7844 (format_types_orig): Add gcc_tdiag.
7845 (init_dynamic_diag_info): Support gcc_tdiag formats.
7846 (handle_format_attribute): Likewise.
7847 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7848 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7849 version for format checking to 4.1.
7850 (warning0, warning, error, pedwarn, sorry): Use
7852 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7853 (finish_aliases_1): Do not use %qE.
7854 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7855 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7856 Correct format bugs.
7857 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7858 parameter to unsigned HOST_WIDE_INT.
7859 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7861 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7864 * expr.c (write_complex_part): Use adjust_address for MEM.
7865 (read_complex_part): Same.
7867 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7869 Fix PR tree-optimization/22280
7871 * tree-sra.c (generate_element_init): Remove useless loop.
7873 2005-07-02 Richard Henderson <rth@redhat.com>
7875 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7877 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7879 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7882 * fold-const.c (fold_binary): Handle the return value of
7883 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7884 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7886 2005-07-02 Jeff Law <law@redhat.com>
7888 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7889 a eliminate type conversion which feeds an equality comparison
7890 if the original type or either operand in the comparison is a
7893 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7895 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7896 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7898 * config/avr/avr.c: Do not use '`' as left quote.
7899 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7900 Remove "." from end of diagnostics. Make diagnostics start with
7903 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7904 Joseph S. Myers <joseph@codesourcery.com>
7906 * toplev.c (default_tree_printer): Handle setting location with
7908 * c-objc.common.c (c_tree_printer): Likewise.
7909 * c-format.c (gcc_diag_flag_specs): Add '+'.
7910 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7911 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7913 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7914 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7915 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7916 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7917 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7918 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7919 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7920 format arguments where %J is used without %D.
7922 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7924 * gcc.c (LINK_SSP_SPEC): Define.
7925 (link_ssp_spec): New variable.
7926 (LINK_COMMAND_SPEC): Add %(link_ssp).
7927 (static_specs): Add link_ssp_spec.
7928 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7929 * configure: Rebuilt.
7930 * config.in: Rebuilt.
7932 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7933 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7934 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7935 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7936 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7937 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7938 -0x7008(2) instead of reading __stack_chk_guard variable.
7939 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7941 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7942 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7943 if TARGET_THREAD_SSP_OFFSET is defined.
7944 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7945 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7948 2005-06-27 Richard Henderson <rth@redhat.com>
7949 * libgcc-std.ver (GCC_4.1.0): New.
7950 * libgcc.h (__stack_chk_guard): Declare.
7951 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7952 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7953 * mklibgcc.in (lib2funcs): Add them.
7955 2005-07-01 Richard Henderson <rth@redhat.com>
7957 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7958 void * before struct sigcontext *.
7959 (x86_fallback_frame_state): Likewise.
7961 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7963 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7965 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7968 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7969 we check for SSA_NAME for.
7971 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7973 Fix PR tree-optimization/22071
7975 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7977 (get_constraint_for_component_ref): Use it.
7979 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7982 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7983 print out the last new line.
7985 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7987 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7988 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7989 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7990 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7991 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7992 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7993 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7994 (enum reg_class): New member CC0_REGS.
7995 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7996 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7997 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7998 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7999 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8000 Adjust for register now described.
8002 2005-07-01 Jakub Jelinek <jakub@redhat.com>
8005 * config/i386/i386.md (stack_protect_test_si,
8006 stack_protect_test_di): Add earlyclobber for scratch 3.
8007 * config/rs6000/rs6000.md (stack_protect_testsi,
8008 stack_protect_testdi): Add earlyclobber for scratch 3,
8009 remove earlyclobber from scratch 4.
8011 Older entries for 2005 can be found in ChangeLog-2005.