1 2005-10-31 Jan Hubicka <jh@suse.cz>
4 * predict.c (predict_loops): Do not estimate more than
5 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
6 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
8 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
10 PR tree-optimization/19097
11 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
13 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
15 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
17 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
20 * tree-inline.c (setup_one_parameter): If the init_stmt
21 is NULL, don't insert the statement.
23 2005-10-30 Jan Hubicka <jh@suse.cz>
25 PR tree-optimization/24172
26 * tree-inline.c (copy_body_r): Unshare the substituted value first.
28 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
30 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
31 constants for hosts with long != 32 bits.
33 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
36 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
38 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
40 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
41 (TARGET_MS1_16_002): New.
42 (TARGET_MS1_16_003): New.
44 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
45 ("*decrement_and_branch_until_zero_no_clobber"): New.
46 Add corresponding splitter for decrement_and_branch_until_zero
48 Key all decrement_and_branch_until_zero patterns off of
51 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
54 * tree-complex.c (extract_component): Treat RESULT_DECL
55 like the rest of the decls.
57 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
59 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
60 indirect call to _mcount if the function needs a static chain.
62 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
63 Caroline Tice <ctice@apple.com>
65 PR rtl-optimization/24460
66 * dwarf2out.c (have_switched_text_sections): New boolean variable.
67 (dwarf2out_switch_text_section): Set it to true instead of
68 incrementing separate_line_info_table_in_use.
69 (output_loc_list): Additionally test have_switched_text_sections.
70 (output_ranges): Likewise.
71 (dwarf2out_finish): Likewise.
72 * varasm.c (assemble_start_function): Do not call
73 insert_section_boundary_note.
74 (assemble_end_function): If flag_reorder_blocks_and_partition,
75 switch to the function's section before emitting the .size directive.
76 * bb-reorder.c (insert_section_boundary_note): Staticify.
77 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
78 * output.h (insert_section_boundary_note): Delete.
80 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
83 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
84 instead of pointer equality when comparing types.
86 2005-10-24 James E. Wilson <wilson@specifix.com>
88 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
89 add_dependence_list_and_free calls.
91 2005-10-24 Steven Bosscher <stevenb@suse.de>
93 * contrib.texi: Add the names of the LLNL folks who donated
94 Cray pointer support for gfortran.
96 2005-10-24 Steven Bosscher <stevenb@suse.de>
98 PR tree-optimization/24225
99 * profile.c (branch_prob): Look from end to start through a
100 basic block when looking for a locus.
102 2005-10-24 Richard Henderson <rth@redhat.com>
104 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
106 (hppa_expand_prologue): Likewise.
108 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
110 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
111 (NO_DEFERRED_PROFILE_COUNTERS): Define.
112 * pa.h (NO_PROFILE_COUNTERS): Define.
113 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
114 (funcdef_nos): New vector to hold label numbers of deferred profile
116 (output_deferred_profile_counters): New function.
117 (hppa_profile_hook): Push label number onto funcdef_nos.
118 (pa_hpux_file_end): Call output_deferred_profile_counters if
119 NO_DEFERRED_PROFILE_COUNTERS is false.
121 * pa-protos.h (get_deferred_plabel): New prototype.
122 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
124 (output_call): Adjust calls.
126 2005-10-24 Alan Modra <amodra@bigpond.net.au>
128 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
129 peculiarity of GOT/TOC section usage.
131 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
134 * c-common.c (constant_string_class_name): Add documentation.
136 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
139 * recog.c (peephole2_optimize): Increment peep2_current_count
140 only when the slot is empty.
142 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
145 * except.c (output_function_exception_table): Call
146 assemble_external_libcall if we need a personality function.
148 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
150 PR rtl-optimization/24460
151 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
152 set the basic block for barriers.
154 2005-10-21 Janis Johnson <janis187@us.ibm.com>
156 * var-tracking.c (vt_initialize): Initialize post.
158 2005-10-21 Devang Patel <dpatel@apple.com>
161 * c-common.c (vector_types_convertible_p): Check vector element type.
163 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
165 * config/sh/sh.c (prepare_move_operands): Handle the address
166 constant which is a tls symbolic address plus a constant.
168 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
171 * gcc.c (main): Use the correct counter for erroring out
172 about mulitple files.
174 2005-10-21 Alan Modra <amodra@bigpond.net.au>
177 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
178 use r2 for 64-bit tls .got access.
180 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
182 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
185 2005-10-20 Steven Bosscher <stevenb@suse.de>
187 PR tree-optimization/24307
188 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
190 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
193 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
195 * varasm.c (find_decl_and_mark_needed): After cgraph global info
196 is ready, stop marking functions, but still mark variables.
198 2005-10-20 Richard Guenther <rguenther@suse.de>
201 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
204 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
206 PR rtl-optimization/23585
207 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
208 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
209 (may_trap_p_1): New predicate extracted from...
210 (may_trap_p): ... here. Invoke may_trap_p_1.
211 (may_trap_or_fault_p): New predicate.
212 * rtl.h (may_trap_or_fault_p): Declare it.
213 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
214 instead of may_trap_p.
215 (steal_delay_list_from_fallthrough): Likewise.
216 (fill_simple_delay_slots): Likewise.
217 (fill_slots_from_thread): Likewise.
218 * function.c (pad_to_arg_alignment): Rework comment about
219 SPARC_STACK_BOUNDARY_HACK.
220 * config/sparc/sparc.h: Likewise.
222 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
224 * config/s390/s390.c (s390_expand_insv): New.
225 * config/s390/s390-protos.h (s390_expand_insv): Declare.
226 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
227 ("icm_hi"): Remove mode attribute.
228 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
230 ("*extracthi", "*extractqi"): Remove.
231 (extv<mode>", "*extzv<mode>"): New.
232 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
233 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
235 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
237 * cfgexpand.c (discover_nonconstant_array_refs_r,
238 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
239 (tree_expand_cfg): Call discover_nonconstant_array_refs.
240 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
241 discover_nonconstant_array_refs.
243 2005-10-19 Steven Bosscher <stevenb@suse.de>
246 * c-decl.c (pop_scope): Don't warn about an unused variable
247 if it is marked with TREE_NO_WARNING.
248 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
249 somenow mismatch and olddecl is to be replaced.
251 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
254 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
255 whether registers live on the edge can be saved/restored.
257 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
259 * config/sh/sh.c (fixup_mova): Skip notes.
261 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
263 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
264 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
265 (s390_can_eliminate): Handle BASE_REGNUM elimination.
266 (s390_initial_elimination_offset): Likewise.
267 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
268 register on TARGET_ZARCH targets.
269 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
270 (INITIAL_FRAME_POINTER_OFFSET): Remove.
271 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
272 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
274 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
276 * config/s390/s390.md: Comment describing output modifiers updated.
277 * config/s390/s390.c (print_operand): Likewise.
279 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
281 * config/s390/s390.c (override_options): Added check for -mstack-size
283 * doc/invoke.texi: Mention that limit in the documenation.
285 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
288 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
290 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
292 Fix PR tree-optimization/24231
294 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
295 (compute_avail): Ditto.
297 2005-10-18 Richard Henderson <rth@redhat.com>
300 * config/i386/i386.c (legitimate_constant_p): Check
301 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
303 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
304 (legitimate_pic_address_disp_p): Reorg CONST checking to make
305 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
307 (print_operand_address): Likewise.
308 * config/i386/predicates.md (x86_64_immediate_operand): Test
309 SYMBOL_REF_TLS_MODEL properly inside CONST.
310 (x86_64_zext_immediate_operand): Likewise.
311 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
312 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
313 * config/i386/i386-protos.h: Remove predicates.md entries.
315 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
317 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
318 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
320 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
321 Ian Lance Taylor <ian@airs.com>
324 * fold-const.c (fold_widened_comparison): Do not allow range based
325 constant folding when right operand cannot be unwidened.
327 2005-10-17 Richard Henderson <rth@redhat.com>
329 * builtins.c (expand_builtin_synchronize): Build a new-style asm
330 with a memory clobber.
332 2005-10-17 James E Wilson <wilson@specifix.com>
334 PR rtl-optimization/17356
335 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
336 checking for EDGE_EH.
338 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
340 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
341 the slot on an even boundary for any type with 16-byte alignment.
343 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
346 * md.texi (Modifiers) <%>: Clarify that % doesn't work
347 after register allocation.
349 2005-10-17 DJ Delorie <dj@redhat.com>
351 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
354 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
357 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
360 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
362 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
363 to 2 if it's already non-zero.
364 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
365 is set and warn about it if flag_schedule_insns is 1.
367 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
369 * config/crx/crx.md: Compare-and-branch instructions need to
372 2005-10-17 Uros Bizjak <uros@kss-loka.si>
375 * config/i386/i386.md (*pushdi2_rex64 splitter)
376 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
377 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
378 flow2 pass only when (optimize > 0 && flag_peephole2).
380 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
383 * gcc.c (have_c): New static variable.
385 (process_command): Remove declation of have_c.
386 Set have_o to 1 when handling -o.
387 (main): Add a fatel error if there are multiple
388 files specified and -o and -c/-S is passed witout
389 -combine or multiple languages.
391 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
393 Fix PR tree-optimization/22444
394 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
395 Assert that we don't hit something with subvars.
396 (setup_pointers_and_addressables): Don't add things with subvars,
397 because we'll already process the subvars for aliasing purposes.
399 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
402 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
403 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
404 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
405 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
406 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
407 swapped, alternatives for the R constraint.
410 * builtins.c (get_builtin_sync_mode): Make unlimited
411 mode_for_size request.
413 2005-10-15 Richard Henderson <rth@redhat.com>
415 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
416 (gimplify_expr): ... here.
417 (gimplify_compound_lval): Use it in initial scan loop. Allow
418 fb_lvalue in base expression.
420 2005-10-15 Richard Henderson <rth@redhat.com>
423 * builtins.c (expand_builtin_trap): Export.
424 * expr.h (expand_builtin_trap): Declare.
425 * expr.c (expand_assignment): Emit a trap for integral offsets
426 from registers that weren't reduced to bitpos.
428 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
429 (mark_array_ref_addressable): Remove.
430 * tree-flow.h (mark_array_ref_addressable): Remove.
431 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
433 2005-10-15 James E Wilson <wilson@specifix.com>
436 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
437 (add_dependence_list_and_free): Likewise.
438 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
441 2005-10-15 Diego Novillo <dnovillo@redhat.com>
445 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
446 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
448 (vrp_visit_phi_node): Only prevent infinite iterations when
449 the previous result and the new result are both VR_RANGEs.
451 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
453 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
456 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
459 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
462 2005-10-14 Per Bothner <per@bothner.com>
464 PR preprocessor/21250
465 * c-ppoutput.c (print_line): Print internal line 0 as 1.
467 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
470 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
471 overflow flags. Refactor some conditionals.
473 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
476 * tree-dfa.c (add_referenced_var): Only look at decls which
477 have TREE_CONSTANT or TREE_READONLY set instead of if
478 !TREE_PUBLIC or !TREE_CONSTANT.
480 2005-10-13 James E Wilson <wilson@specifix.com>
482 * doc/invoke.texi: For -x, add f95-cpp-input.
483 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
485 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
487 PR tree-optimization/24262
488 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
489 in loop all the time.
491 2005-10-12 Richard Henderson <rth@redhat.com>
494 * tree.h (DECL_TRANSPARENT_UNION): Remove.
495 * function.c (assign_parm_find_data_types): Don't support it.
496 * print-tree.c (print_node): Likewise.
497 * c-common.c (handle_transparent_union_attribute): Likewise.
498 Use build_duplicate_type.
499 * tree-inline.c (remap_type_1): Split out of remap_type;
500 properly remap aggregate fields.
501 (build_duplicate_type): New.
502 * doc/extend.texi (Variable Attributes): Remove documentation
503 for transparent_union.
505 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
508 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
509 (gen_stack_pointer_dec): Likewise.
511 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
515 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
517 (struct cxx): Add adjust_class_at_definition target hook.
518 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
519 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
520 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
521 hook_void_tree. Add to TARGET_CXX.
522 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
524 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
525 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
526 instead of attribute. Check for dllexport override. Warn if
527 inconsistent dll linkage. Don't lose old dllimport if decl has
528 had address referenced. Tweak lookup of dllimport atribute.
529 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
530 for target specific rules. Don't add dllimport attribute if
531 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
533 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
534 * varasm.c (initializer_constant_valid_p): Replace
535 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
539 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
540 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
541 (i[34567]86-*-mingw32*): Likewise.
543 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
544 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
546 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
547 C++-specific code. Change return value to bool.
548 (i386_pe_dllimport_p): Likewise.
549 (associated_type): Simplify and make language-independent
550 (i386_pe_encode_section_info): Replace override of ambiguous
551 dllimport symbol refs with a gcc_assert.
552 (i386_pe_valid_dllimport_attribute_p): Define.
553 * config/i386/winnt-cxx.c: New file. Define C++ versions of
554 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
555 i386_pe_adjust_class_at_definition.
556 * config/i386/winnt-stubs.c: New file. Define stub versions of
557 lang-specific functions.
558 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
559 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
560 i386_pe_adjust_class_at_definition.
561 (i386_pe_valid_dllimport_attribute_p): Declare.
562 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
563 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
564 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
567 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
568 dllimport attribute with test of DECL_DLLIMPORT_P.
570 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
572 * combine.c (make_extraction): Correct offset computation.
574 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
576 * config/cris/t-linux (LIMITS_H_TEST): Define.
578 2005-10-12 Richard Henderson <rth@redhat.com>
581 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
583 2005-10-12 Richard Guenther <rguenther@suse.de>
585 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
587 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
590 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
591 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
594 2005-10-12 Richard Guenther <rguenther@suse.de>
597 * varasm.c (output_constant): Correct typo from previous
600 2005-10-11 Ian Lance Taylor <ian@airs.com>
602 PR rtl-optimization/13931
603 * combine.c: Revert patch of 2003-05-14, and:
604 (try_combine): Only set elim_i1 and elim_i2 if the destination is
605 completely killed in the appropriate insn.
606 (distribute_notes): Don't skip multiple hard register test for
609 2005-10-11 Richard Henderson <rth@redhat.com>
612 * c-typeck.c (convert_for_assignment): Use build_constructor_single
613 to initialize a transparent union instead of a nop_expr.
615 2005-10-11 Richard Henderson <rth@redhat.com>
617 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
618 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
619 (tree_ssa_dce_loop): Call scev_reset.
622 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
623 * tree-ssa-dce.c: Include cfgloop.h.
624 (tree_ssa_dce_loop, pass_dce_loop): New.
625 * tree-pass.h (pass_dce_loop): Declare it.
626 * passes.c (init_optimization_passes): Use it.
628 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
631 * convert.c (convert_to_real): Revert 2005-10-05 patch.
632 Only apply the optimization for rounding builtins if the inner
633 cast is also an extension.
635 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
638 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
639 mark_new_vars_to_rename instead of update_stmt.
641 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
643 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
645 2005-10-11 Jakub Jelinek <jakub@redhat.com>
647 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
648 for setting MMX register to 0 rather than mmx.
650 2005-10-10 Steve Ellcey <sje@cup.hp.com>
653 * configure.ac: Move gas check from mips specific case to common case.
654 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
655 * configure: Regenerate
656 * doc/install.texi: Update.
658 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
661 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
663 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
665 * gcc.c (do_spec_1): Accept numeric characters in file name
668 2005-10-10 Nick Clifton <nickc@redhat.com>
670 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
671 describing the deleted arm_gen_rotated_half_load function.
673 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
675 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
678 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
680 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
682 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
683 (EXTRA_MULTILIB_PARTS): Define.
684 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
685 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
686 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
687 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
688 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
689 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
691 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
693 PR tree-optimization/24226
694 * tree-cfg.c (remove_bb): Clean up unreachable loops.
695 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
696 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
699 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
701 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
703 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
706 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
707 Rewrite for no need for the early clobber.
709 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
711 Merge from csl-arm-branch:
712 2005-09-07 Paul Brook <paul@codesourcery.com>
713 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
716 2005-04-30 Paul Brook <paul@codesourcery.com>
717 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
718 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
720 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
721 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
722 (arm_override_options): Use TARGET_AAPCS_BASED.
723 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
724 (PTRDIFF_TYPE): Use int for AAPCS.
725 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
726 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
727 (DEFAULT_SHORT_ENUMS): Delete.
728 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
730 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
731 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
732 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
733 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
735 2004-12-03 Mark Mitchell <mark@codesourcery.com>
736 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
738 2004-11-22 Mark Mitchell <mark@codesourcery.com>
739 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
741 2004-11-19 Mark Mitchell <mark@codesourcery.com>
742 * config.gcc (arm*-*-linux-gnueabi): Add it.
743 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
745 (TARGET_OS_CPP_BUILTINS): Likeiwse.
746 * config/arm/linux-eabi.h: New file.
747 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
748 (LINUX_TARET_LINK_SPEC): Likewise.
750 * config/arm/t-linux-eabi: New file.
752 2005-10-08 Steven Bosscher <stevenb@suse.de>
755 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
757 (PARAM_SMS_DFA_HISTORY): Likewise.
759 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
762 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
763 (load_register_parameters): Call it.
764 (check_sibcall_argument_overlap_1): Likewise.
765 (store_one_arg): Likewise.
767 2005-10-07 James E. Wilson <wilson@specifix.com>
769 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
770 DImode not VECINT24 for operand 2.
773 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
777 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
778 fr_spill): Use destination_operand for operand 0.
780 2005-10-07 DJ Delorie <dj@redhat.com>
782 * varasm.c (output_constant): Limit error to expanding
785 2005-10-07 Richard Guenther <rguenther@suse.de>
788 * fold-const.c (fold_binary): Fix operand types during folding
789 of X op (A, Y). Evaluation order of the side-effects of
790 X and A are frontend-defined, so ensure we honour that even for
791 tcc_comparison class operands; eased by removing duplicate code.
793 2005-10-07 Steve Ellcey <sje@cup.hp.com>
795 * stor-layout.c (layout_type): Do not allow alignment of array
796 elements to be greater than their size.
798 2005-10-07 Steve Ellcey <sje@cup.hp.com>
800 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
802 (hppa*-*-linux*): Ditto.
803 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
804 * config/host-hpux.c: New.
805 * config/x-hpux: New.
806 * config/pa/x-hpux: Remove.
807 * config/pa/x-linux: Remove.
808 * config/pa/pa-host.c: Remove.
810 2005-10-07 Jeff Law <law@redhat.com>
812 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
813 determine whether or not to try and thread outgoing edges.
815 2005-10-07 David Edelsohn <edelsohn@gnu.org>
817 * config/rs6000/rs6000.md (eqsi_power): New.
818 (neg_eq0si): Add TARGET_POWER to final condition.
821 2005-10-06 Richard Henderson <rth@redhat.com>
823 * config/rs6000/rs6000.c: Revert last change.
825 2005-10-06 Richard Henderson <rth@redhat.com>
827 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
828 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
830 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
834 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
835 out return_label and naked_return_label.
837 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
839 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
842 2005-10-06 Richard Henderson <rth@redhat.com>
845 * tree-inline.c (declare_return_variable): Handle modify_dest not
848 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
850 Fix PR tree-optimization/22488
851 * tree-ssa-structalias.c (check_for_overlaps): New function.
852 (create_variable_info_for): Use it.
854 2005-10-06 Richard Henderson <rth@redhat.com>
857 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
858 (dwarf2out_start_source_file): Print it.
860 2005-10-06 Geoffrey Keating <geoffk@apple.com>
862 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
864 2005-10-06 Richard Henderson <rth@redhat.com>
867 * mode-switching.c (optimize_mode_switching): Clear transp bit
868 for block with incomming abnormal edges.
870 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
871 (fpscr_set_from_mem): Use them.
872 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
873 (fpscr postinc splitters): Rewrite as peephole2+split.
875 2005-10-06 David Edelsohn <edelsohn@gnu.org>
877 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
878 (eq<mode>_compare): Same.
880 2005-10-06 Richard Guenther <rguenther@suse.de>
882 PR tree-optimization/24238
883 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
885 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
887 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
888 here. Use AC_PATH_PROG for environment variables instead of
890 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
892 * configure: Regenerated.
894 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
897 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
898 then force it into a register.
899 (call_value): Likewise.
901 2005-10-06 Richard Henderson <rth@redhat.com>
904 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
905 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
906 under pass_vectorize.
908 2005-10-05 Devang Patel <dpatel@apple.com>
911 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
912 handling constants. Check NAMESPACE_DECL context for constants.
914 2005-10-05 Eric Christopher <echristo@apple.com>
916 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
918 2005-10-05 Richard Henderson <rth@redhat.com>
921 * tree-cfg.c (mark_array_ref_addressable_1): New.
922 (mark_array_ref_addressable): New.
923 * tree-flow.h (mark_array_ref_addressable): Declare.
924 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
926 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
930 * reload.c (subst_reloads): When adding a REG_LABEL to a
931 jump instruction, also update JUMP_LABEL.
933 2005-10-05 David Edelsohn <edelsohn@gnu.org>
935 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
936 * bb-reorder.c (copy_bb_p): Use it.
937 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
939 2005-10-05 Richard Henderson <rth@redhat.com>
942 * toplev.c (process_options): Warn about unsupported combinations
943 of unwind tables and omit-frame-pointer.
944 * config/i386/i386.c (override_options): Similarly. Enable
945 accumulate-outgoing-args if not explicitly disabled.
947 2005-10-05 Steve Ellcey <sje@cup.hp.com>
949 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
950 Handle big endian vs. small endian.
951 (vec_initv2sf): Handle big endian vs. small endian.
952 (*vec_extractv2sf_1): Ditto.
954 2005-10-05 Dale Johannesen <dalej@apple.com>
956 * convert.c (convert_to_real): Don't convert
957 (float)floor(double d) to floorf((float)d).
959 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
961 * config/arm/arm.md (insv): Use gen_int_mode in more places.
963 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
965 PR tree-optimization/18587
966 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
967 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
968 build_vuses): Change to VEC type.
969 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
970 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
971 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
972 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
973 (get_name_decl): New. Return DECL_UID of base variable.
974 (operand_build_cmp): New. qsort comparison routine.
975 (operand_build_sort_virtual): New. Sort virtual build vector.
976 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
977 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
978 (FINALIZE_BASE): Use get_name_decl.
979 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
980 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
981 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
982 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
983 direct VEC_* manipulations.
984 (build_ssa_operands): Call operand_build_sort_virtual.
985 (copy_virtual_operand, create_ssa_artficial_load_stmt,
986 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
987 with direct VEC_* manipulations.
988 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
989 with direct VEC manipulations.
991 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
993 PR tree-optimization/21419
994 PR tree-optimization/24146
995 PR tree-optimization/24151
997 * c-typeck.c (readonly_error): Handle USE being lv_asm.
998 (build_asm_expr): Call it if outputs are read-only.
999 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1001 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1002 Paolo Bonzini <bonzini@gnu.org>
1006 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1007 enable the instructions and not just the built-ins.
1008 * doc/invoke.texi (x86 Options): Likewise.
1010 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1012 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1014 * doc/invoke.texi (Option Summary): Correct spelling
1015 of -mmacosx-version-min.
1017 2005-10-04 Devang Patel <dpatel@apple.com>
1019 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1022 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1024 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1025 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1027 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1029 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1030 ("TE","tg"): New mode attributes.
1031 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1032 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1033 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1034 dword_mode and one for GPRmode.
1036 2005-10-04 Ian Lance Taylor <ian@airs.com>
1038 PR preprocessor/13726
1039 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1040 any comments passed in.
1042 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1044 * tree.c (annotate_with_file_line): Fix typo.
1046 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1049 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1050 type used to access data in the inlined length == 1 case, use
1051 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1052 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1054 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1056 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1057 TARGET_SSE3 and only for TARGET_80387.
1058 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1059 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1060 Do not depend on TARGET_80387.
1062 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1064 * tree.c (last_annotated_node): Change type to location_t*.
1065 (annotate_with_file_line): Reflect the change of
1066 last_annotated_node type.
1068 2005-10-04 Richard Guenther <rguenther@suse.de>
1071 * c-decl.c (grokdeclarator): Don't write to fields
1074 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1077 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1079 * varasm.c (make_decl_rtl): If a register variable does not
1080 have a set user assmbler name, error out.
1081 Decode the asmspec is now name+1 bypassing '*'.
1083 2005-10-04 Steven Bosscher <stevenb@suse.de>
1085 PR tree-optimization/23049
1086 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1087 of a COND_EXPR is folded before calling fold on the whole rhs of a
1088 conditional assignment.
1089 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1090 document that a COND_EXPR may appear there.
1092 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1095 * tree-vrp.c (extract_range_from_assert): If the new numeric
1096 range created out of the assertion contradicts the existing
1097 numeric range of the ASSERT_EXPR variable, make the new range
1100 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1102 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1103 from T_REGS to FP register class.
1105 2005-10-03 Richard Henderson <rth@redhat.com>
1108 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1109 before creating a new one.
1111 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1113 * config/rs6000/t-aix43 (LDFLAGS): New.
1114 * config/rs6000/t-aix52 (LDFLAGS): New.
1116 2005-10-03 Ian Lance Taylor <ian@airs.com>
1118 * gimplify.c (find_single_pointer_decl_1): New static function.
1119 (find_single_pointer_decl): New static function.
1120 (internal_get_tmp_var): For a formal variable, set restrict base
1121 information if appropriate.
1122 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1124 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1125 (DECL_GET_RESTRICT_BASE): Define.
1126 (SET_DECL_RESTRICT_BASE): Define.
1127 (decl_restrict_base_lookup): Declare.
1128 (decl_restrict_base_insert): Declare.
1129 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1130 * tree.c (restrict_base_for_decl): New static variable.
1131 (init_ttree): Initialize restrict_base_for_decl.
1132 (copy_node_stat): Copy restrict base information.
1133 (decl_restrict_base_lookup): New function.
1134 (decl_restrict_base_insert): New function.
1135 (print_restrict_base_statistics): New static function.
1136 (dump_tree_statistics): Call print_restrict_base_statistics.
1138 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1141 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1142 case of anti-ranges.
1144 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1147 * c-typeck.c (tagged_tu_seen): Rename to ...
1148 (tagged_tu_seen_cache): this and add val field.
1149 (comptypes): Move functional to comptypes_internal
1150 and free tagged_tu_seen.
1151 (comptypes_internal): New function and call comptypes_internal
1152 instead of comptypes. Speed up by sibcalling
1153 tagged_types_tu_compatible_p.
1154 (alloc_tagged_tu_seen): New function
1155 (free_all_tagged_tu_seen_up_to): New function.
1156 (tagged_types_tu_compatible_p): Return the val of the seen two
1158 Add that the two types are the same to tagged_tu_seen_base
1159 if they are and call comptypes_internal instead of comptypes.
1160 <case UNION_TYPE>: Speed up common type where the fields are
1162 (function_types_compatible_p): Call comptypes_internal instead of
1164 (type_lists_compatible_p): Likewise.
1165 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1167 2005-10-02 Matthias Klose <doko@debian.org>
1169 * doc/invoke.texi: Fix typo and speling error.
1171 2005-10-01 Richard Henderson <rth@redhat.com>
1173 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1175 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1177 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1178 using --start-group and --end-group.
1180 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1182 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1183 FIXME note regarding quirky semantics.
1185 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1188 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1189 non-null range as a last resort.
1191 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1192 Diego Novillo <dnovillo@redhat.com>
1195 * tree-vrp.c (extract_range_from_assert): For !=
1196 assertions, only build an anti-range if LIMIT is a
1197 single-valued range.
1199 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1201 * arm.md (movqi): On thumb when optimizing, handle loading from
1202 memory by describing this as taking a subreg of a zero-extended load
1203 into an SImode register.
1206 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1208 * reload1.c (merge_assigned_reloads): Do not change any
1209 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1211 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1213 * Makefile.in (LIPO_FOR_TARGET): Define.
1214 (STRIP_FOR_TARGET): Define.
1216 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1217 before creating new ones. Do symlinks before creating the actual
1220 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1221 to work out which multilibs are actually being built.
1223 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1225 * tree-vect-transform.c, config/ms1/ms1.md,
1226 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1227 Follow spelling conventions.
1228 * doc/invoke.texi, doc/md.texi: Fix typos.
1230 2005-09-30 Andrew Macleod <amacleod@redat.com>
1232 PR tree-optimization/21430
1233 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1234 use operands, and set stmt pointer if need be.
1235 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1236 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1239 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1242 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1244 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1246 * optabs.c (expand_binop): Initialize first_pass_p.
1248 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1251 * c-decl.c (c_write_global_declarations_1): If any
1252 wrapup_global_declaration_2 call returned true, restart the loop.
1254 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1256 Fix PR tree-optimization/24117
1257 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1258 before considering whether to use anyoffset.
1260 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1264 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1266 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1268 (swap_commutative_operands_with_target): New.
1270 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1273 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1276 2005-09-29 Steven Bosscher <stevenb@suse.de>
1278 PR tree-optimization/23911
1279 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1280 and IMAGPART_EXPR too.
1282 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1285 * expmed.c (expand_shift): Move logic to reverse rotation
1286 direction when rotating by constants ...
1287 * optabs.c (expand_binop): ... here.
1288 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1289 (ix86_rotrdi3): New pattern.
1290 (rotldi3): Handle 32-bit mode.
1291 (ix86_rotldi3): New pattern.
1293 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1296 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1297 check for numbers that need no bit twiddle.
1299 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1301 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1302 multilib to be built.
1304 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1305 (stage1-start): Delete old libgcc and libunwind before moving
1306 anything into the stage directory.
1307 (stage2-start): Likewise.
1308 (stage3-start): Likewise.
1309 (stage4-start): Likewise.
1310 (stageprofile-start): Likewise.
1311 (stagefeedback-start): Likewise.
1312 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1313 header in tm_file and CPU-specific t-darwin in tmake_file.
1314 (i[34567]86-*-darwin*): Don't change tm_file.
1315 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1316 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1317 shared library stub for target OS version.
1318 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1319 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1320 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1321 (libgcc_s.%.dylib): New.
1323 (install-darwin-libgcc-stubs): New.
1324 (INSTALL_LIBGCC): New append.
1325 * config/i386/darwin-libgcc.10.4.ver: New.
1326 * config/i386/darwin-libgcc.10.5.ver: New.
1327 * config/i386/t-darwin: New.
1328 * config/rs6000/darwin-libgcc.10.4.ver: New.
1329 * config/rs6000/darwin-libgcc.10.5.ver: New.
1330 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1331 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1333 2005-09-28 Paul Brook <paul@codesourcery.com>
1335 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1338 2005-09-28 Richard Guenther <rguenther@suse.de>
1340 PR tree-optimization/23853
1341 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1342 host_integerp to verify misalignment value.
1344 2005-09-28 Richard Henderson <rth@redhat.com>
1346 * builtins.c (get_builtin_sync_mode): New.
1347 (expand_builtin_sync_operation): Pass in mode argument.
1348 (expand_builtin_compare_and_swap): Likewise.
1349 (expand_builtin_lock_test_and_set): Likewise.
1350 (expand_builtin_lock_release): Likewise.
1351 (expand_builtin): Update to match.
1353 2005-09-28 Nick Clifton <nickc@redhat.com>
1355 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1356 formatting. Add check to PLUS case to ensure that the offset is
1357 within an acceptable range.
1359 * config/v850/v850.md (casesi): Disable the generation of the
1360 switch pattern as it is not being handled properly at the moment.
1362 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1363 for when the high words are identical.
1365 2005-09-27 Richard Henderson <rth@redhat.com>
1367 * pretty-print.c (pp_base_format): Fix typo for %>.
1369 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1370 Devang Patel <dpatel@apple.com>
1372 PR tree-optimization/23625
1373 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1374 LABEL_EXPR, assertion check.
1376 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1378 * optabs.c (no_conflict_move_test): Check if a result of a
1379 to-be-moved insn would be clobbered by an originally
1382 2005-09-27 Jeff Law <law@redhat.com>
1384 * passes.c (init_optimization_passes): Replace copy propagation
1385 passes immediately after DOM with phi-only copy propagation
1386 pases. Add phi-only copy propagation pass after first DOM pass.
1387 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1388 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1389 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1390 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1391 to init_copy_prop. Callers updated.
1392 (do_phi_only_copy_prop): New function.
1393 (pass_phi_only_copy_prop): New pass descriptor.
1395 2005-09-27 Nick Clifton <nickc@redhat.com>
1397 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1399 2005-09-26 Jason Merrill <jason@redhat.com>
1402 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1404 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1406 2005-09-26 James E Wilson <wilson@specifix.com>
1408 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1409 copyright. Add gcc copyright plus libgcc exception.
1410 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1412 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1414 2005-09-26 Jeff Law <law@redhat.com>
1416 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1417 about when to iterate.
1419 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1422 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1423 for __complex__ double in -mcpu=G5 mode.
1425 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1427 PR tree-optimization/23942
1428 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1429 * tree-scalar-evolution.c: Include params.h.
1431 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1432 follow_ssa_edge_in_condition_phi_branch,
1433 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1434 Change return type to t_bool. Use a parameter to limit the size of
1435 trees that are walked before stopping
1436 (analyze_evolution_in_loop): Initialize the limit to 0.
1437 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1438 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1440 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1443 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1444 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1446 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1448 * combine.c (make_extraction): Check for valid use of subreg.
1450 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1453 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1454 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1455 ("fist<mode>2_with_temp"): Use only register operands.
1457 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1459 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1460 CALL_INSN_FUNCTION_USAGE.
1462 2005-09-26 Richard Guenther <rguenther@suse.de>
1465 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1466 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1467 (ldst_entry): Use the hashtable instead of list-walking.
1468 (find_rtx_in_ldst): Likewise.
1469 (free_ldst_entry): Free the hashtable.
1470 (compute_ld_motion_mems): Create the hashtable.
1471 (trim_ld_motion_mems): Remove entry from hashtable if
1472 removing it from list.
1473 (compute_store_table): Likewise^2.
1474 (store_motion): Free hashtable in case we did not see
1477 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1479 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1480 and arg1 if we are passing them to fold_build2.
1482 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1485 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1488 2005-09-25 Richard Henderson <rth@redhat.com>
1490 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1491 SYMBOL_REF_TLS_MODEL to be correct.
1493 2005-09-24 Richard Henderson <rth@redhat.com>
1495 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1496 end of function. Reindent.
1498 2005-09-24 Ian Lance Taylor <ian@airs.com>
1500 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1501 NEGATE_EXPR/BIT_NOT_EXPR case.
1503 2005-09-24 Richard Henderson <rth@redhat.com>
1505 * c-common.c (handle_mode_attribute): When not modifying in place,
1506 create subtypes for enumerations.
1507 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1508 * gimplify.c (create_tmp_from_val): Likewise.
1510 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1512 * config/i386/i386.md (*tls_global_dynamic_64,
1513 *tls_local_dynamic_base_64): Add missing mode to call.
1514 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1516 2005-09-24 Jan Hubicka <jh@suse.cz>
1518 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1519 (cgraph_clone_node): Likewise.
1520 * cgraph.h (cgraph_clone_edge): Update prototype.
1521 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1522 duplicated prototypes; add updating argument.
1523 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1524 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1526 (cgraph_mark_inline_edge): Likewise.
1527 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1528 (cgraph_flatten_node): Likewise.
1529 (cgraph_decide_recursive_inlining): Likewise.
1530 (cgraph_decide_inlining_of_small_function): Likewise.
1531 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1533 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1534 Pete Steinmetz <steinmtz@us.ibm.com>
1536 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1537 (rldic.): Set type to "compare".
1539 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1540 mfjmpr for MFCTR/MFLR.
1541 (movdf_hardfloat64): Same.
1542 (movdf_softfloat64): Same. Correct order of store and move types.
1543 (movti_string): Set type to store_ux/load_ux.
1544 (load_multiple): Set type to load_ux.
1545 (store_multiple): Set type to store_ux.
1546 (movmemsi): Set type to store_ux.
1547 (output_cbranch direct_return): Set type to jmpreg.
1548 (stmw): Set type to store_ux.
1549 (lmw): Set type to load_ux.
1550 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1551 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1552 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1553 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1554 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1555 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1556 (rios1-fpstore): Increase latency to 3.
1557 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1558 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1560 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1561 Andrew Pinski <pinskia@physics.uc.edu>
1563 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1564 operand2 constraint to "b".
1565 (sync_<fetchop_name>di_internal): Same.
1566 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1568 (sync_old_<fetchop_name>di_internal): Same.
1569 (sync_new_<fetchop_name>si_internal): Same.
1570 (sync_new_<fetchop_name>di_internal): Same.
1572 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1575 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1576 case, define as macros.
1578 PR rtl-optimization/23837
1579 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1580 clobber / clobber match between dest and p->first.
1582 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1583 (no_conflict_move_test): Update comments.
1585 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1587 * doc/install.texi: Update URL for Jacks.
1588 * doc/sourcebuild.texi: Likewise.
1590 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1593 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1594 registers when choosing register preferences.
1595 (movdf_hardfloat64): Same.
1597 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1599 * expmed.c (expand_shift): Don't use the target of the rotate as
1600 target for the first expanded shift insn.
1601 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1603 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1605 PR tree-optimization/22438
1606 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1607 preserved iv rhs rewriting specially.
1609 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1611 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1612 estimate_only is true.
1613 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1614 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1615 tree-ssa-structalias.c
1616 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1617 ref_contains_indirect_ref.
1618 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1620 2005-09-21 DJ Delorie <dj@redhat.com>
1622 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1624 (mn10300_return_in_memory): Support variable size types also.
1625 (mn10300_pass_by_reference): Likewise.
1626 (mn10300_function_value): New.
1627 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1628 (FUNCTION_OUTGOING_VALUE): Likewise.
1629 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1630 * doc/invoke.texi: Document it.
1632 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1635 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1636 force integer op1 into register for XFmode compares.
1638 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1641 * expmed.c (alg_code): Add alg_impossible.
1642 (alg_hash_entry): Add cost.
1643 (synth_mult): Record alg_impossible in the hash table if
1644 multiplication by a given integer is impossble within the
1645 limit. Speed up using alg_impossible.
1647 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1649 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1650 argument. Allow and set any offset if needs_anyoffset is passed
1652 (get_constraint_for): Add argument here too.
1654 (do_structure_copy): Pass NULL to get_constraint_for.
1655 (handle_ptr_arith): Ditto.
1656 (find_func_aliases): Ditto.
1658 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1660 PR rtl-optimization/23898
1661 * output.h (get_attr_min_length): Declare.
1662 * final.c (get_attr_length_1): New function, broken out of:
1664 (get_attr_min_length): New function.
1665 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1666 (duplicate_computed_gotos): Likewise.
1667 * genattr.c (insn_min_length): Generate declaration.
1668 * genattrtab.c (min_fn, min_attr_value): New functions.
1669 (make_length_attrs): Generate insn_min_length.
1671 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1673 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1675 2005-09-20 Richard Henderson <rth@redhat.com>
1677 PR tree-optimization/24059
1678 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1681 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1683 * c.opt (fextended-identifiers): New.
1684 * c-opts.c (c_common_handle_option): Handle
1685 -fextended-identifiers.
1686 * doc/cpp.texi: Update documentation of extended identifiers.
1687 * doc/cppopts.texi (-fextended-identifiers): Document.
1689 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1691 PR tree-optimization/23929
1692 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1695 PR tree-optimization/23818
1696 * tree-stdarg.c (execute_optimize_stdarg): Call
1697 calculate_dominance_info.
1699 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1701 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1702 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1703 (compute_overlap_steps_for_affine_1_2): Use
1704 get_number_of_iters_for_loop.
1705 (analyze_subscript_affine_affine): Check whether difference is
1707 Use get_number_of_iters_for_loop.
1708 Check whether overlap occurs outside of bounds.
1709 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1711 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1713 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1714 base register if possible.
1716 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1718 PR tree-optimization/18463
1719 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1720 converting it directly is not possible.
1721 (chrec_convert_aggressive): New function.
1722 * tree-chrec.h (chrec_convert_aggressive): Declare.
1723 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1724 Fold chrec conversions aggressively if asked to.
1725 (instantiate_parameters): Modified because of changes in
1726 instantiate_parameters_1.
1728 2005-09-19 Richard Henderson <rth@redhat.com>
1730 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1731 (reduc_splus_v2df): New.
1733 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1735 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1736 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1738 2005-09-19 Richard Henderson <rth@redhat.com>
1740 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1743 2005-09-19 Richard Henderson <rth@redhat.com>
1745 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1746 (ia64_expand_dot_prod_v8qi): New.
1747 * config/ia64/ia64-protos.h: Update.
1748 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1749 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1750 sdot_prodv8qi, sdot_prodv4hi): New.
1751 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1753 2005-09-19 Richard Henderson <rth@redhat.com>
1756 * real.c (exact_real_truncate): Return false if the format cannot
1757 represent the number as a normal.
1759 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1760 for a memory source.
1762 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1764 * tree-ssa-operands.c (swap_tree_operands): Export.
1765 * tree.h (swap_tree_operands): Declare.
1766 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1767 Call swap_tree_operands.
1769 2005-09-19 Richard Henderson <rth@redhat.com>
1771 * tree-flow.h (merge_alias_info): Declare.
1772 * tree-ssa-copy.c (merge_alias_info): Export.
1773 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1774 (vect_create_data_ref_ptr): Use create_iv directly.
1775 (vectorizable_load): Use correct types for integer constants.
1776 (vect_generate_tmps_on_preheader): Likewise.
1777 (vect_gen_niters_for_prolog_loop): Likewise.
1779 2005-09-19 Steven Bosscher <stevenb@suse.de>
1781 PR rtl-optimization/23943
1782 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1784 2005-09-18 Jan Hubicka <jh@suse.cz>
1786 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1788 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1790 * varasm.c (output_constant): Do not abort on conversions to union
1791 types between different sizes.
1793 2005-09-18 Richard Guenther <rguenther@suse.de>
1796 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1799 2005-09-18 Paul Brook <paul@codesourcery.com>
1801 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1803 2005-09-17 Richard Henderson <rth@redhat.com>
1805 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1806 * tree-ssa-loop.c (pass_vect_dce): Remove.
1807 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1810 2005-09-17 Richard Henderson <rth@redhat.com>
1812 * tree-pass.h (pass_vect_dce): Declare.
1813 * passes.c (init_optimization_passes): Add it.
1814 * tree-flow.h (tree_ssa_dce): Declare.
1815 * tree-ssa-dce.c (tree_ssa_dce): Export.
1816 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1817 (gate_tree_vectorize): ... here.
1818 (pass_vect_dce): New.
1820 2005-09-17 Jan Hubicka <jh@suse.cz>
1822 * except.c (struct eh_status): Turn region_array into vec.
1823 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1824 convert_from_eh_region_ranges, find_exception_handler_labels,
1825 current_function_has_exception_handlers, assign_filter_values,
1826 build_post_landing_pads, dw2_build_landing_pads,
1827 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1828 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1829 foreach_reachable_handler, can_throw_internal_1,
1830 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1832 (duplicate_eh_region_1): Update region_array.
1833 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1835 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1838 * expmed.c (expand_mult): Substitute simple register for op0 when
1841 2005-09-17 Richard Henderson <rth@redhat.com>
1843 * expr.c (emit_move_via_integer): Add force argument, pass it on
1844 to emit_move_change_mode. Update callers.
1845 (emit_move_complex): Pass true to new force argument.
1846 * function.c (expand_function_end): Move expand_eh_return call
1847 earlier. Merge sub-word complex values into a pseudo before
1848 copying to the return hard register.
1850 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1852 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1853 between different sizes.
1855 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1859 * passes.c (init_optimization_passes): Register dump files for
1862 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1864 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1865 * config/s390/s390.c (s390_overlap_p): New function.
1866 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1867 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1870 2005-09-16 Richard Guenther <rguenther@suse.de>
1872 * ipa-pure-const.c (static_execute): Free auxiliar information.
1873 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1874 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1876 2005-09-15 DJ Delorie <dj@redhat.com>
1878 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1880 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1882 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1884 (swap_commutative_operands_with_target): New.
1886 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1888 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1891 (estimate_iters_using_array): New function.
1892 * tree-data-ref.h (estimate_iters_using_array): Prototype
1893 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1894 Use estimate_iters_using_array instead of analyze_array.
1896 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1898 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1901 2005-09-15 Michael Matz <matz@suse.de>
1903 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1905 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1907 PR tree-optimization/23835
1908 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1909 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1911 2005-09-14 Richard Henderson <rth@redhat.com>
1913 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1914 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1916 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1918 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1919 in the ARRAY_TYPE case.
1921 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1923 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1925 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1928 * tree-vect-transform.c (vectorizable_operation): Return false for
1929 scalar shift operations and for vector shift operations with
1930 non-invariant shift arguments. Use scalar tree operand op1 as
1931 a shift operand when vector shift insn pattern uses scalar shift
1933 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1935 2005-09-14 Olivier Hainque <hainque@adacore.com>
1937 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1938 value if it has side-effects.
1940 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1943 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1945 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1947 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1948 passed as NAME as if it were label at start of function code.
1950 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1952 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1955 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1957 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1958 as early clobber. Rewrite so the PIC register is not implicitly used.
1960 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1962 * tree.c (annotate_with_file_line): Compare line numbers before
1965 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1968 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1969 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1971 2005-09-13 Ian Lance Taylor <ian@airs.com>
1973 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1974 than a HOST_WIDEST_INT to gen_doloop_begin.
1976 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1978 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1980 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1982 PR tree-optimize/23817
1983 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1985 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1988 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1989 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1990 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1991 (restore_stack_nonlocal): Likewise.
1992 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1994 2005-09-12 Ian Lance Taylor <ian@airs.com>
1997 * c.opt (ffriend-injection): New C++ option.
1998 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1999 (C++ Dialect Options): Document -ffriend-injection.
2001 2005-09-12 Josh Conner <jconner@apple.com>
2004 * ipa-reference.c (static_execute): Don't mark variables in
2005 named sections TREE_READONLY.
2007 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2009 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2012 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2014 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2015 V_MUST_DEF instead of just the first_use_p.
2016 Don't mark the virtual variables for renaming on the statement which
2018 (pass_dse): Remove TODO_update_ssa.
2020 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2023 * stor-layout.c (compute_record_mode): For records with a single
2024 field, actually check the field's mode size against the type size.
2026 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2027 registers for TARGET_SHMEDIA.
2028 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2029 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2030 of GENERAL_REGS and FP_REGS.
2032 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2034 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2036 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2038 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2039 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2040 are omitted. Exclude stack_tie insn too.
2042 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2044 PR rtl-optimization/23098
2045 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2047 * config/rs6000/rs6000.md (movdf splitter): Use
2048 const_double_operand predicate for TARGET_POWERPC64.
2049 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2050 SYMBOL_REF method to ABI_V4.
2052 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2053 replace_equiv_address.
2054 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2055 rs6000_sr_alias_set and MEM_NOTRAP.
2056 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2058 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2060 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2061 handle CALL_EXPR again.
2063 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2065 * arm/predicates.md (alignable_memory_operand): Delete.
2067 2005-09-10 Richard Henderson <rth@redhat.com>
2070 * dbxout.c (dbxout_expand_expr): New.
2071 (dbxout_symbol): Use it.
2073 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2075 * arm.c (arm_gen_rotated_half_load): Delete.
2076 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2077 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2078 (thumb_set_return_address): Likewise.
2079 (thumb_load_double_from_address): Use adjust_address.
2080 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2081 (extendhsisi2_mem, movhi_bytes): Use change_address.
2082 (movhi): Use widen_memory_access.
2083 (reload_out_df): Use replace_equiv_address.
2084 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2086 2005-09-09 Richard Henderson <rth@redhat.com>
2089 * dbxout.c: Include expr.h.
2090 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2091 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2092 * Makefile.in (dbxout.o): Add EXPR_H.
2094 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2096 PR tree-optimization/23509
2097 * tree-cfg.c (replace_uses_by): Use replace_exp.
2098 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2099 pointers have name_mem_tag or type_mem_tag set.
2101 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2103 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2104 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2105 of wrongly accessing operands.
2107 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2109 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2110 * tree-chrec.c: Include tree-scalar-evolution.h.
2111 (chrec_convert): Instantiate the base and step before calling
2112 scev_probably_wraps_p that would fail on parametric evolutions.
2113 Collect all the fails into a single section failed_to_convert,
2114 print a diagnostic, and return chrec_dont_know instead of calling
2116 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2117 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2119 (scev_const_prop): Don't replace the definition of a loop closed ssa
2120 phi node by itself, or by another loop closed ssa phi node.
2121 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2122 that base and step are defined.
2124 2005-09-09 Richard Guenther <rguenther@suse.de>
2127 * fold-const.c (fold_ternary): Check truth_value_p before
2128 calling invert_truthvalue.
2130 2005-09-09 Nick Clifton <nickc@redhat.com>
2132 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2133 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2134 dimension of these arrays.
2135 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2137 * longlong.h: Only provide a prototype for the __clz_tab[] array
2138 if this header has not been included from libgcc2.h.
2139 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2141 Provide prototypes for exported functions.
2142 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2145 2005-09-08 Josh Conner <jconner@apple.com>
2149 * expr.c (expand_expr_addr_expr_1): Don't invoke
2150 expand_simple_binop for EXPAND_INITIALIZER.
2152 2005-09-08 Richard Henderson <rth@redhat.com>
2155 * toplev.c (wrapup_global_declaration_1): Split out ...
2156 (wrapup_global_declaration_2): ... from ...
2157 (wrapup_global_declarations): ... here. Return bool.
2158 (check_global_declaration_1): Split out ...
2159 (check_global_declarations): from here.
2160 (emit_debug_global_declarations): New.
2161 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2162 check_global_declaration_1, emit_debug_global_declarations): Declare.
2163 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2164 of decls. Call wrapup_global_declaration_1,
2165 wrapup_global_declaration_2, check_global_declaration_1 directly.
2166 (c_write_global_declarations_2): New.
2168 (c_write_global_declarations): Call c_write_global_declarations_2.
2169 * langhooks.c (write_global_declarations): Call
2170 emit_debug_global_declarations.
2172 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2173 remove decls that have DECL_RTL_SET_P.
2174 * passes.c (rest_of_decl_compilation): Invoke
2175 cgraph_varpool_finalize_decl for all but functions.
2177 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2179 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2180 the result of a conversion if the new min and max cannot be compared.
2182 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2184 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2185 (override_options): Setting s390_sr_alias_set removed.
2186 (save_fpr, save_gprs): Set alias set to vararg or frame.
2187 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2188 s390_sr_alias_set with get_frame_alias_set ().
2189 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2190 get_varargs_alias_set ().
2192 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2196 * c-parser.c (c_parser_objc_method_definition): If the next
2197 token is not "{", error out and don't start the function.
2199 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2201 * tree-vrp.c (extract_range_from_expr): Move the check for non
2202 nullness after the check for gimple invariant.
2204 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2206 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2208 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2211 * config/m32r.md (movmemsi_internal): Canonicalize order of
2212 operands in PLUS component of template.
2214 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2216 * reload1.c (fixup_eh_region_note): Remove assertion.
2217 (fixup_abnormal_edges): Reverted removal of call to
2218 find_many_sub_basic_blocks made on 2005-08-31.
2220 2005-09-07 Richard Henderson <rth@redhat.com>
2222 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2223 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2224 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2225 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2226 rearrange for better packing.
2227 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2228 (lookup_cfa_1): Remove inline marker.
2229 (cfa_equal_p): Split out of ...
2230 (def_cfa_1): ... here. Use INVALID_REGNUM.
2231 (build_cfa_loc): Handle !cfa->indirect.
2232 (frame_pointer_cfa_offset): New.
2233 (dbx_reg_number): Assert register elimination performed; do
2234 leaf register remapping.
2235 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2236 (eliminate_reg_to_offset): New.
2237 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2238 for verifiably local stack frame addresses; re-base to CFA.
2239 (mem_loc_descriptor): Remove can_use_fbreg argument.
2240 (concat_loc_descriptor, loc_descriptor): Likewise.
2241 (containing_function_has_frame_base): Remove.
2242 (rtl_for_decl_location): Don't do register elimination or
2243 leaf register remapping here.
2244 (secname_for_decl): Split out from ..
2245 (add_location_or_const_value_attribute): ... here.
2246 (convert_cfa_to_loc_list): New.
2247 (compute_frame_pointer_to_cfa_displacement): New.
2248 (gen_subprogram_die): Use them.
2249 * tree.h (frame_base_decl): Remove.
2250 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2251 (prologue_stack_adjust): Remove.
2252 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2253 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2254 (set_frame_base_location): Remove.
2255 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2256 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2257 (vt_add_function_parameters): Don't eliminate_regs.
2258 (vt_initialize): Don't create frame_base_decl.
2260 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2262 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2263 version of GNU binutils for 4.x and later.
2265 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2267 * ggc-page.c (ggc_push_context): Remove.
2268 (ggc_pop_context): Likewise.
2269 * ggc.h (ggc_push_context): Remove.
2270 (ggc_pop_context): Likewise.
2272 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2275 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2276 returning from an interrupt handler.
2278 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2281 * config/arc/arc.c (output_shift): Add check for loop count when
2284 2005-09-06 Steven Bosscher <stevenb@suse.de>
2286 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2288 (abs_replacement): Likewise.
2289 (pass_phiopt): Remove TODO_update_ssa.
2291 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2294 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2295 if "return with no value, in function returning non-void" warning
2297 * tree-cfg.c (execute_warn_function_return): Don't look at
2298 RETURN_EXPRs with TREE_NO_WARNING set.
2301 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2302 for internal functions doesn't use registers used by global registers
2303 variables. Use fewer register parameters if there are global register
2306 2005-09-06 Olivier Hainque <hainque@adacore.com>
2307 Eric Botcazou <ebotcazou@adacore.com>
2310 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2311 when we would be extracting outside its bit span (bitpos+bitsize
2312 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2313 Ada unchecked conversions.
2315 2005-09-06 Steven Bosscher <stevenb@suse.de>
2317 * tree-ssa-pre.c (try_look_through_load): New function.
2318 (compute_avail): Use it to try to look through loads for some
2319 more useful expressions.
2321 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2323 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2324 condition for detecting cases like (a&a) and (a^a).
2326 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2328 * common.opt: Add option ftree-vect-loop-version.
2329 * params.def: Add --param vect-max-version-checks.
2330 * doc/invoke.texi: Document ftree-vect-loop-version and
2331 --param vect-max-version-checks.
2332 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2333 may_misalign_stmts and defines for accessors.
2334 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2335 LOOP_VINFO_MAY_MISALIGN_STMTS.
2336 (destroy_loop_vec_info): VEC_free for
2337 LOOP_VINFO_MAY_MISALIGN_STMTS.
2338 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2339 Update documentation.
2340 (vect_update_misalignment_for_peel): New.
2341 (vect_enhance_data_refs_alignment): Update to choose loop
2342 peeling or loop versioning if appropriate for the (potentially)
2343 unaligned data references in the loop.
2344 (vect_analyze_data_refs_alignment): Remove call to
2345 vect_enhance_data_refs_alignment so the checks can be done
2347 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2348 and move up call to vect_analyze_data_refs_alignment.
2349 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2350 (vect_transform_loop): Add call to loop_version.
2352 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2354 PR rtl-optimization/23098
2355 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2356 * simplify-rtx.c (constant_pool_reference_p): New function.
2357 * rtl.h (constant_pool_reference_p): New prototype.
2358 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2359 constant_pool_reference_p in condition and
2360 avoid_constant_pool_reference in preparation statements.
2362 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2364 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2365 STRICT_LOW_PART SETs.
2367 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2370 * except.c (sjlj_emit_function_enter): Find the function begin
2371 note even when it's not in first basic block.
2373 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2375 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2376 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2377 * aclocal.m4: Regenerate.
2379 2005-09-05 DJ Delorie <dj@redhat.com>
2381 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2384 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2386 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2387 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2388 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2389 Follow spelling conventions.
2390 * doc/invoke.texi: Follow spelling conventions.
2392 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2394 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2395 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2396 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2398 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2401 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2402 (output_stack_adjust): Use gen_tmp_stack_mem.
2403 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2404 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2405 (sh_get_pr_initial_val): Likewise.
2406 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2407 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2408 * sh.md (divsi_inv_m0): Use gen_const_mem.
2409 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2410 (movdf_i4+1): Use gen_tmp_stack_mem.
2411 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2412 (fpu_switch+2): Likewise.
2413 (movv4sf_i, movv16sf_i): Use adjust_address.
2414 (symGOT_load): Set MEM_NOTRAP_P bit.
2416 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2419 * pa.c (emit_move_sequence): Fix typo in last change.
2421 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2423 PR rtl-optimization/23454
2424 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2427 2005-09-03 Richard Henderson <rth@redhat.com>
2428 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2431 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2434 2005-09-02 Nicolas Pitre <nico@cam.org>
2436 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2437 to bit_count to 32 bits.
2439 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2442 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2443 generating synthetic loads from volatile lvalues.
2445 005-09-02 Nick Clifton <nickc@redhat.com>
2447 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2448 __ctzhi2, __clzhi2): New functions.
2450 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2453 * tree-nested.c (struct var_map_elt): Mark with GTY.
2454 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2456 (lookup_field_for_decl): Allocate new element in GC memory.
2457 (lookup_tramp_for_decl): Likewise.
2458 (convert_nl_goto_reference): Likewise
2459 (create_nesting_tree): Allocate info in GC memory. Likewise for
2461 (free_nesting_tree): Free with ggc_free instead of free.
2462 (root): New static variable.
2463 (lower_nested_functions): Remove root as local variable. And zero out
2464 root at the end of the function.
2466 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2468 PR rtl-optimization/20365
2469 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2470 to short. New member ix.
2471 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2472 (simplify_plus_minus): Initialize ix members before calling qsort.
2474 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2476 PR tree-optimization/23626
2477 * tree-cfg.c (replace_uses_by): Clean up eh info.
2479 2005-09-01 DJ Delorie <dj@redhat.com>
2481 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2484 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2486 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2487 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2490 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2492 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2493 do not issue warning for a variable definition following
2496 2005-09-01 Richard Henderson <rth@redhat.com>
2499 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2500 conversion to CONST_VECTOR.
2502 2005-09-01 Richard Henderson <rth@redhat.com>
2505 * reload1.c (reload_as_needed): Check !CALL_P before calling
2506 fixup_eh_region_note.
2507 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2509 2005-09-01 DJ Delorie <dj@redhat.com>
2511 * varasm.c (output_constant): Let the target resolve
2512 conversions of addresses to non-default pointer sizes.
2514 2005-09-01 Nicolas Pitre <nico@cam.org>
2516 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2517 to alow matching ARM pre-indexed addressing mode.
2518 (arm_override_options): Remove now irrelevant comment.
2520 2005-09-01 Phil Edwards <phil@codesourcery.com>
2522 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2523 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2524 * config/i386/vxworks.h: Likewise.
2525 * config/i386/t-vxworksae: New file, for VxWorks AE.
2526 * config/i386/vxworksae.h: Likewise.
2528 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2530 PR tree-optimization/23410
2531 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2532 sequence is not wrapping during the first step.
2534 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2537 * dwarf2out.c (base_type_die): Compare char_type_node with
2538 TYPE_MAIN_VARIANT (type), not type.
2540 2005-09-01 Richard Guenther <rguenther@suse.de>
2542 PR tree-optimization/15366
2543 * common.opt: Add -finline-functions-called-once.
2544 Put -fearly-inlining in alphabetically ordered place.
2545 * doc/invoke.texi: Document new option.
2546 * ipa-inline.c (cgraph_decide_inlining): Honour
2547 flag_inline_functions_called_once.
2549 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2551 PR rtl-optimization/23478
2552 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2553 (alloc_qty): Initialize it.
2554 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2555 (combine_regs): Combine also n_throwing_calls_crossed fields.
2556 (find_free_reg): Don't attempt to caller-save pseudos crossing
2557 calls that might throw.
2558 * global.c (struct allocno): Add throwing_calls_crossed field.
2559 (global_alloc): Revert 2005-08-22 change. Initialize
2560 throwing_calls_crossed.
2561 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2564 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2567 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2568 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2569 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2570 (and64_2_operand): Tweak to use predicate.
2571 (and_operand): Adjust for mask_operand changes.
2572 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2573 (print_operand): Likewise.
2574 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2575 (mask64_1or2_operand): Delete.
2576 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2577 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2578 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2579 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2580 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2581 (rotldi3_internal4): Likewise.
2582 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2583 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2584 (ashldi3_internal7): Likewise.
2585 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2586 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2587 (anddi3 split): Don't match mask64_operand.
2588 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2589 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2590 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2591 't' splitter predicate.
2592 (movdi_internal64 + 2): Revert 2005-06-11 change.
2594 2005-08-31 DJ Delorie <dj@redhat.com>
2596 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2597 (m32c_asm_integer): Add support for 32 bit pointers.
2599 2005-08-31 Richard Henderson <rth@redhat.com>
2601 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2602 component-like references for setting MEM_NOTRAP_P.
2604 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2605 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2607 2005-08-31 Richard Henderson <rth@redhat.com>
2609 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2610 into a pseudo before applying gen_lowpart.
2612 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2614 * doc/install.texi (Specific): Update cctools version required
2615 for full functionality.
2616 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2617 linkers as -macosx_version_min.
2619 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2622 * sh.c (print_operand, %R and %S): Add handling of floating point
2623 registers, memory, constants and invalid operands.
2625 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2627 * ipa-pure-const.c: Change dump name.
2629 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2632 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2633 to "reg_or_0_operand".
2634 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2636 2005-08-31 Dale Johannesen <dalej@apple.com>
2638 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2639 loops that count down.
2641 2005-08-31 Richard Henderson <rth@redhat.com>
2644 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2645 (fixup_eh_region_note): New.
2646 (reload_as_needed): Call it.
2647 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2648 don't call find_many_sub_basic_blocks; call verify_flow_info.
2649 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2650 (keep_stack_depressed): Likewise.
2651 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2653 2005-08-31 Richard Henderson <rth@redhat.com>
2655 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2658 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2660 * expr.c (expand_expr_real_1): Compare size of address
2661 mode to target's address mode size in deciding expansion of
2662 the constant address.
2664 2005-08-31 Richard Guenther <rguenther@suse.de>
2667 * expr.c (all_zeros_p): New function.
2668 (expand_expr_real_1): Handle the case of an all-zero
2669 non-addressable constructor separately.
2671 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2673 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2674 arguments, adjust all callers.
2675 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2677 2005-08-30 Richard Henderson <rth@redhat.com>
2680 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2681 whenever the mode sizes match.
2683 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2685 * calls.c (load_register_parameters): Fix comment typo.
2686 * expr.c (emit_push_insn): Comment formatting.
2688 2005-08-30 Ian Lance Taylor <ian@airs.com>
2690 * config/i386/x-cygwin (host-cygwin): Change dependency from
2691 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2693 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2695 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2698 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2701 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2702 call to ggc_collect.
2704 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2707 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2708 beginning. Remove $(INCLUDES) from all the rules, if following
2709 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2711 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2714 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2715 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2716 not constant, but maxlen is, don't set len to maxlen, rather
2717 set maxlen to len if len is a constant.
2719 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2721 PR tree-optimization/23475
2722 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2725 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2727 Fix PR middle-end/22455
2729 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2730 Checksum only the parts of the tree that exist for the tree code.
2732 2005-08-28 Dale Johannesen <dalej@apple.com>
2734 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2736 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2738 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2740 2005-08-28 Richard Henderson <rth@redhat.com>
2742 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2743 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2746 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2749 * builtins.c (get_memory_rtx): Don't strip nops
2750 in between COMPONENT_REFs.
2752 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2755 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2757 (gimplify_modify_expr): Check for zero sized types and gimplify the
2758 rhs and lhs as statements.
2760 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2763 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2764 state for return address column of signal frames.
2766 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2769 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2770 bytes >= 2 not bytes == 2.
2771 (expand_block_move): Same.
2773 2005-08-27 Richard Guenther <rguenther@suse.de>
2776 * config/i386/sse.md (sse2_movsd): Add missing closing
2779 2005-08-27 Paul Brook <paul@codesourcery.com>
2781 * genrecog.c (enum decision_type): Add DT_num_insns.
2782 (struct decision_test): Add u.num_insns.
2783 (add_to_sequence): Add DT_num_insns test.
2784 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2785 (write_cond, debug_decision_2): Ditto.
2786 (change_state): Assume peep2_next_insn never fails.
2787 Remove "afterward" argument.
2788 (write afterward, write_tree): Update to match.
2789 * recog.c (peep2_current_count): New variable.
2790 (peep2_next_insn): Check it.
2791 (peephole2_optimize): Set peep2_current_count.
2792 * recog.h (peep2_current_count): Declare.
2794 2005-08-26 Josh Conner <jconner@apple.com>
2797 * ipa-pure-const.c (check_tree): Check for volatile-ness
2798 when considering a dereference.
2800 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2802 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2804 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2806 PR rtl-optimization/23561
2807 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2808 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2809 at most LEN bytes long memory fits into the field.
2810 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2811 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2812 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2814 2005-08-26 Richard Henderson <rth@redhat.com>
2817 * loop.c (biased_biv_may_wrap_p): New.
2818 (maybe_eliminate_biv_1): Use it to suppress non-equality
2819 comparison transformations. Delete disabled code.
2821 2005-08-26 Ian Lance Taylor <ian@airs.com>
2823 * combine.c (make_extraction): Avoid reference outside object.
2825 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2827 * stor-layout.c (finalize_type_size): Restore behaviour for
2828 non-aggregate types to the status quo ante of the patch for
2829 pr 23467. Document why it matters.
2831 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2834 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2835 array by one element, initialize the BT_LAST element with NULL.
2837 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2839 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2840 optimizing for size.
2842 (compare_plus_eqsi): Same.
2843 (plus_eqsi_compare): Same.
2844 (neg_eq0<mode>): Same.
2845 (neg_eq<mode>): Same.
2847 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2850 2005-08-26 Nick Clifton <nickc@redhat.com>
2852 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2853 TARGET_EP is not defined.
2854 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2855 TARGET_EP is enabled.
2856 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2857 * config/v850/v850.md (save_all_interrupt): Only use the EP
2858 register if TARGET_EP is defined.
2859 (restore_all_interrupt): Likewise.
2860 * config/v850/lib1funcs.asm: Update functions so that the EP
2861 register is only used if __EP__ is defined.
2863 2005-08-26 David Ung <davidu@mips.com>
2865 * config/mips/mips.c (mips_expand_prologue): Handle case when
2866 generating for MIPS16 and the outgoing argument area is more than
2867 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2870 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2872 * config/crx/crx.md: Make doloop_end pattern usage controllable
2873 via mloop-nesting=<max-nesting> command line switch. Make sure
2874 the combiner cannot use doloop_end_<mode> in an illegal way.
2875 * config/crx/crx.c: Use regs up to r6 for argument passing.
2876 Refine crx_address_cost (non cst4 displacements are expensive).
2877 * config/crx/crx.opt: Add switch for mloop-nesting=.
2879 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2881 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2882 (UNSPEC_MVST): New constant.
2884 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2886 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2887 Reject operands containing eliminable registers.
2888 * testsuite/gcc.dg/20050825-1.c: New testcase.
2890 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2891 Jan Hubicka <jh@suse.cz>
2893 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2895 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2897 PR tree-optimization/23546
2898 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2901 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2903 * params.def (PARAM_MIN_SPEC_PROB): New.
2904 * sched-rgn.c (MIN_PROBABILITY): Delete.
2905 (compute_trg_info): Convert to PARAM_VALUE.
2906 * doc/invoke.texi (param): Document min-spec-prob.
2908 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2910 * config/darwin.h: define __PIC__
2911 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2912 TARGET_OS_CPP_BUILTINS macro.
2914 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2916 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2919 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2921 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2923 * cfghooks.c (duplicate_block): Added position where to place
2924 new block as argument.
2925 * cfghooks.h (duplicate_block): Declaration changed.
2926 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2928 * cfglayout.h (copy_bbs): Declaration changed.
2929 * cfgloop.h (loop_version): Declaration changed.
2930 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2931 position to copy_bbs.
2932 (loop_version): Pass position to duplicate_loop_to_header_edge.
2933 Add place_after argument and position new blocks according to
2935 * modulo-sched.c (sms_schedule): Pass place_after argument
2937 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2938 * tree-cfg.c (split_edge_bb_loc): New function.
2939 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2940 to determine position of new blocks.
2941 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2943 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2944 argument to duplicate_block.
2945 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2946 Pass position to copy_bbs.
2948 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2950 * fold-const.c (ptr_difference_const): Use
2951 cst_and_fits_in_hwi instead of host_integerp.
2953 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2955 * config/darwin.c (gen_pic_offset): New.
2956 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2959 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2961 PR tree-optimization/23486
2962 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2964 2005-08-23 Phil Edwards <phil@codesourcery.com>
2966 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2967 remove use_collect2.
2968 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2970 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2971 configuration files to override the default value.
2973 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2974 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2975 * config/vx-common.h: New file, split out from...
2976 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2977 * config/vxworksae.h: New file, for VxWorks AE.
2978 * config/vxworks.opt: New file.
2979 * config/vxlib.c: Update for VxWorks 6.
2981 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2982 other MULTILIB_* variables appropriately.
2983 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2984 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2985 * config/rs6000/vxworks.h: Update for VxWorks 6.
2986 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2988 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2991 * config/darwin.c (machopic_select_section): Remove the hack to
2992 mark "::operator new" and "::operator delete" for coalescing
2993 even though they are not weak.
2995 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2997 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2998 * configure: Regenerate.
3000 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3003 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3005 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3006 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3009 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3011 * config/rs6000/predicates.md (equality_operator): New.
3012 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3013 comparison with a large constant.
3015 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3017 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3019 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3021 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3022 registers is even, and we have a hardware double precision fp,
3024 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3025 size of current argument when checking if argument was passed in
3028 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3031 * stor-layout.c (finalize_type_size): Dont override
3032 existing alignment with a smaller alignment from the mode.
3034 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3036 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3037 * lambda.h (lambda_vector_lexico_pos): ... here.
3038 * tree-data-ref.c (build_classic_dist_vector): Return false when
3039 the distance vector is lexicographically negative.
3041 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3043 PR tree-optimization/23511
3044 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3045 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3047 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3049 PR tree-optimization/22043
3050 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3051 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3052 If ALLOW_FLEXARR, handle types ending with flexible array member.
3053 Pass false as second argument to recursive count_type_elements calls.
3054 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3055 argument to count_type_elements call.
3056 * tree-sra.c (decide_block_copy): Likewise.
3057 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3058 for a constant-sized object, set cleared as well. Pass true as
3059 second argument to count_type_elements call.
3061 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3064 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3065 from legitimate_small_data_p, and make global. Update use.
3066 Remove forward declaration.
3067 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3069 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3071 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3073 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3074 of scratch intermediates.
3075 (eq<mode>_compare): Same.
3076 (neg_eq0<mode>): New.
3077 (neg_eq<mode>): Convert to define_insn_and_split.
3079 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3082 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3083 stdarg functions, set/clear the fp marker even when no variable
3085 * config/rs6000/sysv4.opt (mprototype): Describe.
3087 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3089 PR rtl-optimization/23478
3090 * regs.h (reg_info): Add throw_calls_crossed.
3091 (REG_N_THROWING_CALLS_CROSSED): Define.
3092 * flow.c (allocate_reg_life_data): Initialize
3093 REG_N_THROWING_CALLS_CROSSED.
3094 (propagate_one_insn, attempt_auto_inc): Update
3095 REG_N_THROWING_CALLS_CROSSED.
3096 * global.c (global_alloc): Don't allocate pseudos across
3097 calls that may throw.
3099 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3102 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3103 value is inbetween the range if we did not find an exact match.
3105 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3107 * doc/invoke.texi (Option Summary): Add ms1 options.
3108 * doc/extend.texi: Document interrupt handler attribute for ms1.
3109 * doc/md.texi: Document ms1 constraints.
3110 * config.gcc: Add ms1-*-elf.
3111 * config/ms1/ms1.h: New.
3112 * config/ms1/ms1.c: New.
3113 * config/ms1/ms1.md: New.
3114 * config/ms1/ms1-protos.h: New.
3115 * config/ms1/ABI.txt: New.
3116 * config/ms1/crti.asm: New.
3117 * config/ms1/crtn.asm: New.
3118 * config/ms1/lib2extra-funcs.c: New.
3119 * config/ms1/t-ms1: New.
3120 * config/ms1/ms1.opt: New.
3122 2005-08-22 Ira Rosen <irar@il.ibm.com>
3124 * config/rs6000/altivec.md (xorv4sf3): New.
3125 (negv4sf2, neg<mode>2): Likewise.
3127 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3130 * config/ia64/ia64.md (divsi3): Check divide by zero.
3131 (udivsi3): Likewise.
3133 (udivdi3): Likewise.
3135 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3137 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3138 up to elem_bitsize bits, not max_bitsize.
3140 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3142 PR tree-optimization/23433
3143 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3144 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3146 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3148 PR tree-optimization/23434
3149 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3150 the iteration bound is not an INTEGER_CST.
3152 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3154 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3155 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3156 NULL if need_epilog_adjust is false.
3157 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3158 Case 3 always peels first itration, not just for PLUS case, and no need
3159 to use scalar_initial_def here. Create an epilog adjustment only if
3160 scalar_initial_def is not NULL.
3162 (vectorizable_reduction): Remove assert.
3164 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3167 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3168 (__moddi3): Likewise.
3169 (__udivdi3): Likewise.
3170 (__umoddi3): Likewise.
3171 (__divsi3): Likewise.
3172 (__modsi3): Likewise.
3173 (__udivsi3): Likewise.
3174 (__umodsi3): Likewise.
3176 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3178 * tree-pass.h (TDF_GRAPH): Define.
3179 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3180 * passes.c (finish_optimization_passes): Only call
3181 finish_graph_dump_file if TDF_GRAPH is set.
3182 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3183 NULL. Set TDF_GRAPH bit.
3184 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3186 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3188 * arm.h (arm_stack_offsets): Add locals_base field.
3189 * arm.c (arm_get_frame_offsets): Compute it.
3190 (thumb_compute_initial_elimination offset): Make the Thumb frame
3191 pointer point to the base of the local variables.
3192 (thumb_expand_prologue): Update accordingly.
3193 (thumb_expand_epilogue): Likewise.
3195 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3196 mode of clobbered scratch to DImode. Handle a case that's known to
3199 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3201 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3202 (gt0<mode>_compare): Delete.
3203 (neg_gt0<mode>): Delete.
3205 2005-08-19 Eric Christopher <echristo@apple.com>
3207 * optabs.h: Change CTI_ to COI_.
3210 2005-08-19 James E Wilson <wilson@specifix.com>
3212 * builtins.c (expand_builtin_return_addr): Set
3213 current_function_accesses_prior_frames when count != 0. Use
3214 frame_pointer_rtx when count == 0.
3215 * function.h (struct function): Add accesses_prior_frames field.
3216 (current_function_accesses_prior_frames): Define.
3217 * reload1.c (init_elim_table): Check
3218 current_function_accesses_prior_frames.
3219 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3221 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3223 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3224 indicator. Return true if the flowgraph changed during
3227 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3230 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3231 conditional expression before testing its value.
3233 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3235 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3237 2005-08-19 Devang Patel <dpatel@apple.com>
3239 PR tree-optimization/23048
3240 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3241 third parameter. Check whether latch is dominated by exit
3243 (if_convertible_loop_p): Supply exit block itself to
3244 if_convertible_bb_p.
3246 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3249 * arm.md (arm_load_pic_register): Change argument to the mask of
3250 saved registers. Call thumb_find_work_register if we need a
3251 scratch register on Thumb.
3252 (arm_expand_prologue): Pass empty register set to
3253 arm_load_pic_register.
3254 (thumb_expand_prologue): Pass live_regs_mask directly to
3255 arm_load_pic_register.
3256 * arm-protos.h (arm_load_pic_register): Update prototype.
3258 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3260 * sh.c (find_sole_member): New function.
3261 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3262 if the record's alignment is larger than the size of its only member.
3264 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3267 * arm.c (thumb_legitimize_reload_address): New function.
3268 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3269 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3271 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3273 * config/crx/crx.c: Implement crx_decompose_address. Reject
3274 symbolic displacements since CRX register relative adressing
3275 mode can't handle unsigned 32-bit values as displacements.
3276 * config/crx/crx.h: Simplify definitions, remove redundant
3277 parenthesis and obsolete macros.
3278 * config/crx/crx.opt: Add new switch for debugging addresses.
3279 * config/crx/crx-protos.h: Add new declarations for above.
3281 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3284 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3287 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3289 * collect2.c (dup2): Delete.
3290 * configure.ac: Don't check for dup2.
3292 * config.in, configure: Regenerate.
3294 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3296 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3297 record with the type of its only member.
3299 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3301 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3302 define_insn_and_split.
3303 (plus_ltu<mode>_compare): Same.
3304 (gtu<mode>_compare): Same.
3305 (plus_gtu<mode>_compare): Same.
3307 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3309 PR tree-optimization/22228
3310 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3312 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3313 are recorded in vect_vnames_to_rename for renaming.
3314 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3315 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3316 in vect_vnames_to_rename.
3317 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3318 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3320 2005-08-18 Jan Hubicka <jh@suse.cz>
3323 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3324 info only for local statics, not for member variables.
3326 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3328 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3330 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3332 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3334 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3337 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3339 2005-08-17 James E Wilson <wilson@specifix.com>
3341 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3344 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3346 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3347 (leu<mode>_compare): Same.
3348 (plus_leu<mode>): Same.
3349 (neg_leu<mode>): Same.
3350 (and_neg_leu<mode): Same.
3351 (ltu<mode>_compare): Same.
3352 (plus_ltu<mode>): Same.
3354 (geu<mode>_compare): Same.
3355 (plus_geu<mode>): Same.
3356 (neg_geu<mode>): Same.
3357 (and_neg_geu<mode>): Same.
3358 (plus_gt<mode>): Same.
3359 (gtu<mode>_compare): Same.
3360 (plus_gtu<mode>): Same.
3362 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3364 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3365 Move call_table_data to end. Delete spurious .text.
3366 (callt_save_all_interrupt): Fix comment typo.
3368 2005-08-17 James E Wilson <wilson@specifix.com>
3369 Kevin Winchester <winchester@amirix.com>
3372 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3374 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3377 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3378 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3380 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3382 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3383 record with the type of its only member if the modes don't match.
3385 * varasm.c (decode_reg_name): Skip empty additional register names.
3387 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3389 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3390 lsm_tmp_name_length): New.
3391 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3392 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3394 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3395 Andreas Krebbel <krebbel1@de.ibm.com>
3397 * config.gcc: Added z9-109 switch.
3398 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3399 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3400 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3401 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3402 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3403 for "z9_109" cpu attribute.
3404 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3405 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3406 (s390_handle_arch_option): Added z9-109 switch.
3407 (override_options): Set respective cost function for z9-109.
3408 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3409 (legitimate_reload_constant_p): Accept extended immediates.
3410 (print_operand): Three new output modifiers added: k, m and o.
3411 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3412 (s390_output_mi_thunk): Use extended immediate when possible.
3413 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3414 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3415 (CONSTRAINT_LEN): Added length of O constraint.
3416 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3417 * config/s390/s390.md ("cpu"): New value z9_109 added.
3418 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3419 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3420 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3421 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3422 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3423 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3424 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3425 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3426 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3427 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3428 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3429 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3430 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3431 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3432 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3434 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3435 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3436 insns for TARGET_EXTIMM.
3438 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3440 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3442 2005-08-17 Nick Clifton <nickc@redhat.com>
3444 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3445 Call default_encode_section_info.
3447 2005-08-17 Steven Bosscher <stevenb@suse.de>
3449 PR tree-optimization/21574
3450 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3451 constant, return CONSTANT.
3452 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3453 (ccp_fold, visit_assignment): Likewise.
3454 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3456 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3458 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3459 fold_buildN instead of buildN then fold_initializer or fold.
3460 (build_unary_op): Likewise.
3461 (build_binary_op): Likewise.
3462 * fold-const.c (fold_initializer): Remove.
3463 (fold_build1_initializer): New function.
3464 (fold_build2_initializer): New function.
3465 (fold_build3_initializer): New function.
3466 * tree.h (fold_initializer): Remove.
3467 (fold_build1_initializer): New function.
3468 (fold_build2_initializer): New function.
3469 (fold_build3_initializer): New function.
3471 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3473 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3474 (try_move_mult_to_index): Call fold_build2 instead of build2.
3475 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3476 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3477 fold_binary_to_constant.
3478 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3480 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3481 check if A == gcd (A, B). Remove TYPE argument.
3482 (analyze_offset) Use fold_build2 instead of fold (build.
3483 (create_data_ref): Likewise.
3484 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3485 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3488 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3490 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3491 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3493 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3496 * gimplify.c (zero_sized_type): New function.
3497 (gimplify_modify_expr_rhs): If we have a zero sized type,
3498 replace the statement with an empty statement.
3500 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3502 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3505 2005-08-16 Ian Lance Taylor <ian@airs.com>
3507 * doc/tm.texi (Label Output): Correct typo.
3509 2005-08-16 Steven Bosscher <stevenb@suse.de>
3512 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3513 force_operand will work later on using have_insn_for.
3515 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3517 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3519 2005-08-16 Ian Lance Taylor <ian@airs.com>
3522 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3523 vector type, don't try to construct it element by element. Add an
3524 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3526 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3528 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3530 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3532 * doc/invoke.texi (Precompiled Headers): Document some more options
3533 which are known to be safe.
3535 2005-08-16 James E Wilson <wilson@specifix.com>
3537 PR tree-optimization/21105
3538 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3539 TREE_OVERFLOW check.
3541 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3543 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3544 (neg_ltu<mode>): Same.
3546 (neg_gtu<mode>): Same.
3548 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3550 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3551 (fold_builtin_isdigit): Use fold_buildN.
3552 (build_function_call_expr): Likewise.
3553 * c-typeck.c (c_finish_loop): Likewise.
3555 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3556 Richard Shann <rshann@superh.com>
3558 PR middle-end/20396:
3559 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3561 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3563 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3565 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3568 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3569 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3572 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3575 * fold-const.c (build_range_check): Disable optimization for function
3576 pointer expressions on targets that require function pointer
3579 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3581 * simplify-rtx.c (simplify_const_relational_operation): When
3582 extracting arguments of a COMPARE, recompute the mode as well.
3584 2005-08-15 Ian Lance Taylor <ian@airs.com>
3586 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3588 2005-08-15 DJ Delorie <dj@redhat.com>
3590 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3592 (movsi_splittable): Allow, but split, moves to the stack.
3593 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3596 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3598 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3599 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3600 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3602 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3603 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3604 Delete HOST_PTR_PRINTF.
3606 * configure, config.in: Regenerate.
3608 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3610 * config/rs6000/rs6000.md (QHSI): New mode macro.
3611 (wd): Extend mode attr for QImode and HImode
3612 (dbits): New mode attr.
3613 (zero_extend<mode>di2): Convert to mode macro.
3615 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3618 * doc/invoke.texi (-mgnu-ld): Update description.
3621 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3624 * Makefile.in (tree-chrec.o): Depends on real.h.
3625 * tree-chrec.c: Include real.h.
3626 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3627 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3628 * tree-scalar-evolution.c (add_to_evolution_1,
3629 interpret_rhs_modify_expr): Ditto.
3631 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3634 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3635 step is negative compute the estimation from init downwards to zero.
3637 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3639 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3641 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3643 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3645 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3646 Accept double-word constants that can be split.
3647 * config/s390/s390.md ("movti"): Use 'P' constraint.
3648 ("*movdi_31", "*movdf_31"): Likewise.
3650 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3652 Fix PR tree-optimization/22615
3654 * tree-ssa-structalias.c (solution_set_add): Handle
3655 first_vi_for_offset returning NULL.
3656 (do_da_constraint): Ditto.
3657 (do_sd_constraint): Ditto.
3658 (do_ds_constraint): Ditto
3659 (find_func_aliases): Ditto.
3660 (build_constraint_graph): RHS is allowed be ANYTHING.
3661 (first_vi_for_offset): Return NULL if we couldn't find anything at
3664 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3666 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3667 over memory as first operand.
3669 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3672 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3673 available for setting it.
3675 2005-08-14 Ira Rosen <irar@il.ibm.com>
3677 PR tree-optimization/23320
3678 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3679 data-refs' types instead of base object nullness. Add check for
3680 pointer type data-refs before first location comparison. Remove
3683 2005-08-14 Andreas Schwab <schwab@suse.de>
3685 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3687 2005-08-13 James E Wilson <wilson@specifix.com>
3689 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3690 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3691 -fstack-protector-all, --param ssp-buffer-size): Document.
3692 (-Wvariadic-macros): Alphabetize.
3693 (-fsched-stalled-insns-dep): Add missing 'f'.
3695 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3698 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3700 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3701 or indirect address operand.
3702 (EXTRA_ADDRESS_CONSTRAINT): New.
3703 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3705 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3707 PR tree-optimization/22236
3708 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3709 successors and predecessors.
3710 * tree-chrec.c (chrec_convert): Before converting, check that
3711 sequences don't wrap.
3712 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3713 (analyze_array): Extern.
3714 (find_data_references_in_loop): Remove call to
3715 compute_estimated_nb_iterations.
3716 * tree-data-ref.h (analyze_array): Declared.
3717 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3718 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3719 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3720 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3722 * tree-ssa-loop-ivcanon.c: Fix documentation.
3723 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3724 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3725 (infer_loop_bounds_from_undefined): New.
3726 (estimate_numbers_of_iterations_loop): Use
3727 infer_loop_bounds_from_undefined.
3728 (used_in_pointer_arithmetic_p): New.
3729 (scev_probably_wraps_p): Pass an extra parameter. Call
3730 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3731 (convert_step): Fix documentation.
3732 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3733 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3734 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3735 scev_probably_wraps_p.
3737 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3739 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3740 (s390_register_info): Ignore clobbered_regs information for fixed
3741 registers, and only fixed registers.
3742 (s390_init_frame_layout): Remove redundant call.
3744 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3746 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3747 description of -Wold-style-casts.
3749 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3750 Jakub Jelinek <jakub@redhat.com>
3752 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3753 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3754 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3755 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3756 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3757 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3758 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3759 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3760 ("stack_protect_set", "stack_protect_test"): New expanders.
3761 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3762 "stack_protect_testdi"): New insn definitions.
3764 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3766 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3768 2005-08-12 Paul Brook <paul@codesourcery.com>
3770 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3772 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3774 * config/s390/predicates.md (setmem_operand): New predicate.
3775 (shift_count_operand): Accept ANDs with special constants as
3777 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3778 with special constants.
3779 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3780 shift_count_operand with setmem_operand.
3782 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3784 * config/s390/s390.c (s390_extract_part, s390_single_part):
3786 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3787 (s390_output_mi_thunk): Don't use lg on 31 bit.
3788 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3789 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3791 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3793 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3794 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3795 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3796 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3797 with one of the new macros.
3799 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3801 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3802 Don't set save_return_addr_p.
3803 (s390_register_info): Make clobbered_regs not depending on
3806 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3808 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3809 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3811 2005-08-11 James E. Wilson <wilson@specifix.com>
3813 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3815 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3817 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3818 locations gathered by var-tracking in single entry loc_list
3819 over loc_descriptor_from_tree.
3821 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3822 pass it down to loc_descriptor.
3823 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3824 (containing_function_has_frame_base): Move earlier in the file.
3825 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3826 instead of always assuming fbreg can't be used.
3828 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3830 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3831 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3832 Accept address wrapped in AND for Altivec.
3833 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3834 Strip AND wrapping offset address for Altivec.
3836 2005-08-11 Richard Henderson <rth@redhat.com>
3839 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3840 before using TYPE_IS_SIZETYPE.
3842 2005-08-11 Richard Henderson <rth@redhat.com>
3845 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3846 insn types not present on ev4.
3847 (alphaev5_insn_pipe): Similarly.
3849 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3852 * arm.c (arm_override_options): If the user has selected callee-super-
3853 interworking, then enable normal interworking.
3855 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3857 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3860 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3862 * doc/rtl.texi: Fix two typos.
3864 2005-08-11 Richard Guenther <rguenther@suse.de>
3867 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3868 cases where we call to/from functions returning void.
3870 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3873 * tree.c (build_pointer_type_for_mode): Robustify.
3875 2005-08-10 James E Wilson <wilson@specifix.com>
3877 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3878 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3880 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3883 2005-08-10 Eric Christopher <echristo@apple.com>
3885 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3886 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3889 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3892 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3893 for the high part when generating dynamic-no-pic code.
3895 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3897 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3898 (x86_64-*-linux*): Likewise.
3900 * config/i386/crtfastmath.c: New file.
3901 * config/i386/t-crtfm: Likewise.
3903 * config/i386/linux.h (ENDFILE_SPEC): New.
3904 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3906 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3909 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3911 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3912 (vec_shl, vec_shr): Document new operations.
3913 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3915 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3917 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3918 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3919 change predicate to indexed_or_indirect_address.
3921 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3923 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3924 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3925 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3926 and __aeabi_uwrite8.
3927 * config/arm/unaligned-funcs.c: New file.
3928 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3930 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3932 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3934 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3935 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3937 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3938 * final.c (pass_shorten_branches): Add dump.
3939 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3940 (pass_life): Rename dump.
3941 (rest_of_handle_flow2): Remove initial verify_flow_info.
3942 * function.c (pass_instantiate_virtual_regs): Add dump.
3943 * integrate.c (pass_initial_value_sets): Add dump.
3944 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3945 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3946 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3947 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3948 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3949 gate_rtl_unrool_and_peel_loops): New.
3950 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3951 rtl_doloop): Do not look at flags.
3952 * mode-switching.c (pass_mode_switching): Add dump.
3953 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3954 pass_split_before_regstack): Add dump.
3955 * regmove.c (pass_stack_adjustments): Add dump.
3956 * tree-optimize.c (pass_fixup_cfg): Add dump.
3958 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3961 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3962 deciding which instruction sequence to use.
3964 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3966 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3967 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3969 2005-08-09 Richard Guenther <rguenther@suse.de>
3971 * c-common.c (builtin_function_2): Remove.
3972 (def_builtin_1): New function.
3973 (c_common_nodes_and_builtins): Use def_builtin_1 to
3974 build builtin functions.
3976 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3978 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3979 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3980 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3983 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3985 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3986 fold_binary instead of fold_build2 since we don't care about the
3988 (loop_niter_by_eval): Likewise.
3989 (compare_trees): Likewise.
3990 (proved_non_wrapping_p): Likewise.
3992 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3996 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3997 if the if is really empty.
3999 2005-08-09 Steven Bosscher <stevenb@suse.de>
4001 PR tree-optimization/23234
4002 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4003 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4004 argument of the new enum.
4005 (execute_cse_reciprocals): Add reciprocals for function arguments
4006 on the unique successor edge of the entry block. Update other calls
4007 to execute_cse_reciprocals_1.
4009 2005-08-08 Richard Henderson <rth@redhat.com>
4012 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4014 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4016 * expr.c (write_complex_part): Return after handling MEM.
4018 2005-08-08 Josh Conner <jconner@apple.com>
4020 PR rtl-optimization/23241
4021 * combine.c (simplify_comparison): Fix error in determining
4022 whether to lift a subreg from comparison.
4024 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4027 * config/rs6000/altivec.md (vec_init<mode>): New.
4028 (vec_set<mode>): New.
4029 (vec_extract<mode>): New.
4030 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4031 (rs6000_expand_vector_set): New.
4032 (rs6000_expand_vector_extract): New.
4033 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4034 for Altivec modes before reload.
4035 (altivec_expand_vec_init_builtin): New.
4036 (get_element_number): New.
4037 (altivec_expand_vec_set_builtin): New.
4038 (altivec_expand_vec_ext_builtin): New.
4039 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4041 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4043 * config/rs6000/rs6000.h (rs6000_builtins): Add
4044 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4045 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4046 * config/rs6000/rs6000-protos.h: Declare new functions.
4048 2005-08-08 Jan Hubicka <jh@suse.cz>
4050 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4051 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4052 * i386.md (movdi*): Use pic_32bit_operand.
4053 * predicates.md (pic_32bit_operand): New.
4055 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4058 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4060 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4062 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4063 (test_for_singularity): Use fold_build2.
4065 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4067 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4069 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4071 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4072 (COMMON_ASM_OP) Define.
4073 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4074 (ix86_encode_section_info): Likewise.
4075 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4076 SUBTARGET_ENCODE_SECTION_INFO.
4078 2005-08-06 Richard Henderson <rth@redhat.com>
4081 * tree-nested.c (convert_local_reference): Save and restore val_only
4082 around component_ref and friends. Clear walk_subtrees by default.
4084 2005-08-06 Peter O'Gorman <peter@pogma.com>
4087 * gcc.c (process_command): Check the argument to -b has a dash.
4088 * doc/invoke.texi: Update -b and -V docs.
4090 2005-08-06 James E Wilson <wilson@specifix.com>
4092 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4094 2005-08-06 Michael Matz <matz@suse.de>
4096 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4097 member only if only one insn is associated with the value.
4099 2005-08-06 Nick Clifton <nickc@redhat.com>
4101 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4103 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4104 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4105 Check symbol flags instead of symbol name mangling.
4106 (xstormy16_asm_output_aligned_common): Likewise. Also
4107 simplify code since the bss100_section cass is the only case
4108 where the below100 code will be triggered.
4109 (xstormy16_encode_section_info): Encode below100 attribute
4110 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4112 (xstormy16_strip_name_encoding): Delete - this function is no
4114 (TARGET_STRIP_NAME_ENCODING): Undefine.
4115 * config/stormy16/stormy16-protos.h: Delete prototype for
4116 xstormy16_strip_name_encoding.
4118 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4120 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4121 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4122 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4123 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4124 config/alpha/predicates.md, config/arc/arc.h,
4125 config/arm/arm.h, config/arm/ieee754-df.S,
4126 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4127 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4128 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4129 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4130 config/m68hc11/m68hc11.h, config/mips/mips.c,
4131 config/mips/mips.h, config/mips/openbsd.h,
4132 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4133 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4134 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4135 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4136 config/sparc/linux.h, config/sparc/linux64.h,
4137 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4138 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4139 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4140 typos. Follow spelling conventions.
4142 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4145 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4146 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4147 specially. Check for side effects only for COND_EXPR.
4148 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4149 return with TREE_NO_WARNING.
4151 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4153 PR rtl-optimization/23233
4154 * loop.c (combine_movables): Require the modes to be the same.
4155 (move_movables): Remove handling of cases where the replacement
4156 had a different mode to the original.
4158 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4160 PR tree-optimization/23128
4161 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4162 subtraction wrap, and set TREE_OVERFLOW if they do.
4164 2005-08-05 Richard Henderson <rth@redhat.com>
4167 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4168 FORCED_LABEL labels.
4170 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4173 * reload.c (find_reloads_subreg_address): Pass down TYPE
4174 unchanged. Change all callers except find_reloads_toplev.
4176 2005-08-05 Michael Matz <matz@suse.de>
4178 * genattrtab.c (current_alternative_string): Remove.
4179 (SIMPLIFY_ALTERNATIVE): Ditto.
4180 (attr_alt_bit_p): Ditto.
4181 (alternative_name): Make const char *.
4182 (evaluate_eq_attr): Remove use of above things.
4183 (simplify_test_exp): Ditto.
4184 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4185 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4187 2005-08-04 James E Wilson <wilson@specifix.com>
4189 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4190 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4191 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4192 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4193 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4195 2005-08-04 Richard Henderson <rth@redhat.com>
4198 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4199 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4200 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4201 if we'd have to instantiate too many members.
4203 2005-08-04 Richard Henderson <rth@redhat.com>
4206 * tree-outof-ssa.c (coalesce_asm_operands): New.
4207 (coalesce_ssa_name): Use it. Split out ...
4208 (coalesce_phi_operands, coalesce_result_decls): ... these.
4210 2005-08-04 Paul Brook <paul@codesourcery.com>
4212 * read-rtl.c (read_quoted_string): Break if EOF.
4214 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4216 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4217 (fold_build2): Likewise.
4218 (fold_build3): Likewise.
4219 (fold_build1_stat): New function prototype.
4220 (fold_build2_stat): Likewise.
4221 (fold_build3_stat): Likewise.
4222 * fold-const.c (fold_build1): Rename to ..
4223 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4224 through to build1_stat.
4225 (fold_build2): Rename to ..
4226 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4227 through to build2_stat.
4228 (fold_build3): Rename to ..
4229 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4230 through to build3_stat.
4232 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4233 Ian Lance Taylor <ian@airs.com>
4235 * function.c (assign_stack_local_1): Do not correct stack slot
4236 address if allocation size is smaller than mode size.
4238 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4241 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4242 (tree_merge_blocks): Propagate anything allowed by
4244 Clarify documentation.
4245 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4246 SSA form, schedule an update if necessary.
4248 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4250 * doc/install.texi (Binaries): Remove broken link to
4251 Sinix/Reliant Unix binaries.
4253 2005-08-03 Richard Henderson <rth@redhat.com>
4256 * function.c (stack_protect_epilogue): Export.
4257 * tree.h (stack_protect_epilogue): Declare.
4258 * calls.c (expand_call): Call it.
4260 2005-08-03 Eric Christopher <echristo@apple.com>
4262 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4263 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4266 2005-08-04 Jan Hubicka <jh@suse.cz>
4268 * profile.c (branch_prob): Split edges with goto locus on them
4269 to get proper line counts.
4270 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4272 2005-08-03 Paul Brook <paul@codesourcery.com>
4274 * function.c (assign_parms): Round current_function_args_size
4275 to PARM_BOUNDARY, not STACK_BOUNDARY.
4277 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4279 * config/i386/i386.c (x86_elf_aligned_common)
4280 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4282 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4284 PR tree-optimization/23157
4285 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4286 before emitting them.
4288 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4290 PR tree-optimization/19899
4291 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4292 * tree-scalar-evolution.c: Include real.h.
4293 (add_to_evolution): Build constant -1 of correct type.
4295 2005-08-03 Jan Hubicka <jh@suse.cz>
4297 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4298 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4299 profile updating for complette unrolling.
4300 * loop-unroll.c (peel_loop_completely): Use it.
4301 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4302 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4305 2005-08-03 Paul Brook <paul@codesourcery.com>
4307 * combine.c (can_change_dest_mode): New function.
4308 (try_combine, simplify_set): Use it.
4310 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4312 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4315 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4317 * doc/install.texi (Specific): Adjust link to openavr.org.
4318 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4319 (Binaries): Adjust HP-UX Porting Center link.
4320 (Binaries): Adjust Free Software Foundation ordering link.
4322 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4324 * convert.c (convert_to_integer): Use fold_build1 instead of
4325 build1 when converting an integer to an integer.
4327 2005-08-02 Richard Henderson <rth@redhat.com>
4329 * combine.c (combine_instructions): Don't use reg_equal/equiv
4330 results if the mode doesn't match.
4332 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4334 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4335 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4337 2005-08-02 Richard Henderson <rth@redhat.com>
4340 * explow.c (memory_address): Remove special-case for
4341 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4343 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4346 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4347 number of calls to cleanup_tree_cfg_1.
4349 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4351 * doc/invoke.texi: document file extensions .F90 and .F95
4353 2005-08-02 Richard Guenther <rguenther@suse.de>
4355 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4356 positive if its first argument is positive.
4358 2005-08-02 Richard Guenther <rguenther@suse.de>
4360 PR tree-optimization/23177
4361 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4364 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4366 PR tree-optimization/23129
4367 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4368 varying for divisions with anti-ranges.
4370 2005-08-02 Jan Hubicka <jh@suse.cz>
4372 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4373 * tree-ssa-threadupdate.c (thread_block): Add it here.
4375 2005-08-01 James E Wilson <wilson@specifix.com>
4377 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4378 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4379 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4381 * config/mips/predicates.md (const_call_insn_operand): Add check for
4382 SYMBOL_REF_LONG_CALL_P.
4383 * doc/extend.texi (long_call): Document the new attribute.
4385 2005-08-01 Ian Lance Taylor <ian@airs.com>
4386 Richard Henderson <rth@redhat.com>
4388 * Makefile.in (RTL_BASE_H): Add real.h.
4389 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4391 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4393 * rtl.c (rtl_check_failed_code_mode): New.
4394 * rtl.h (struct rtx_def): Add u.rv.
4395 (XCMWINT, XCNMPRV): New.
4396 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4397 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4399 2005-08-01 Richard Henderson <rth@redhat.com>
4401 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4402 with auto-inc codes.
4404 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4406 2005-08-01 Jan Hubicka <jh@suse.cz>
4408 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4409 * i386.c: Include dwarf2.h
4410 (asm_preferred_eh_data_format): New.
4411 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4413 2005-08-01 Ian Lance Taylor <ian@airs.com>
4415 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4416 randomize_va_space for virtual address randomization control.
4418 2005-08-01 Steven Bosscher <stevenb@suse.de>
4420 * common.opt (flag_ipa_cp): Put in right place to maintain
4423 2005-08-01 Jan Hubicka <jh@suse.cz>
4425 * profile.c (compute_value_histograms): Fix thinko.
4426 * value-prof.c: Include toplev.h
4427 (check_counter): New function.
4428 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4429 tree_mod_subtract_transform): Add sanity check.
4431 2005-08-01 Richard Guenther <rguenther@suse.de>
4433 PR tree-optimization/23133
4434 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4435 current functions parameter decls to find defs to cse
4438 2005-08-01 Richard Guenther <rguenther@suse.de>
4440 PR tree-optimization/23109
4441 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4442 If trapping math is in effect, use post-dominator information
4443 to check if we'd in any case reach a trapping point before
4444 doing the reciprocal insertion.
4445 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4446 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4447 expressions are invariant only if trapping math is not in effect.
4449 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4451 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4452 cgraph_function_versioning): New declarations.
4453 * cgraphunit.c: Add include to ipa-prop.h.
4454 (update_call_expr, cgraph_copy_node_for_versioning,
4455 cgraph_function_versioning): New functions.
4456 * integrate.c (copy_decl_for_inlining): Remove.
4457 * ipa-prop.h (ipa_replace_map): New struct.
4458 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4459 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4460 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4461 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4462 ipcp_iterate_stage, ipcp_method_scale_print,
4463 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4464 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4465 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4466 ipcp_update_bb_counts, ipcp_update_profiling,
4467 ipcp_update_edges_counts): New functions.
4468 (ipcp_method_cval_init): Remove restriction regarding local methods.
4469 (ipcp_init_stage): Add ipcp_method_compute_scale.
4470 (ipcp_insert_stage): Add versioning.
4471 (ipcp_structures_print): Add ipcp_method_scale_print.
4472 (ipcp_driver): Dump profiling info.
4473 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4474 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4475 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4476 (struct inline_data): Add versioning_p, ipa_info, new fields.
4477 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4478 declare_return_variable): Replace calls to copy_decl_for_inlining with
4480 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4482 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4483 Add argument VERSIONING.
4484 (copy_arguments_for_versioning, copy_static_chain,
4485 function_versionable_p, tree_versionable_function_p,
4486 tree_function_versioning, replace_ref_tree): New functions.
4487 * tree-inline.h: Include varray.h.
4488 (tree_versionable_function_p, tree_function_versioning,
4489 tree copy_decl_for_dup): New declarations.
4491 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4493 * ipa-cp.c: New file. Contains IPCP specific functionality.
4494 * ipa-prop.h: New file. Contains structures/definitions that can be
4495 used by several interprocedural data flow optimizations (and also IPCP).
4496 * ipa-prop.c: New file.
4497 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4498 * common.opt: Add ipa-cp flag.
4499 * timevar.def: Add IPCP optimization.
4500 * tree-optimize.c (init_tree_optimization_passes): Schedule
4502 * tree-pass.h (pass_ipa_cp): Declare.
4504 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4506 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4507 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4508 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4509 config/i386/i386.c, config/mips/mips.h,
4510 config/rs6000/rs6000.h, config/sh/sh.c,
4511 config/stormy16/stormy16.c: Fix comment typos.
4513 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4516 * c-typeck.c (build_binary_op): Use common_type wrapper on
4518 (common_type): Update comment.
4520 2005-07-31 Steven Bosscher <stevenb@suse.de>
4523 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4524 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4525 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4527 2005-07-31 Jan Hubicka <jh@suse.cz>
4529 * pretty-print.h (pp_widest_integer): New macro.
4530 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4533 2005-07-31 Jan Hubicka <jh@suse.cz>
4535 * output.h (enum section_category): Export from varasm.c
4536 (categorize_decl_for_section): Likewise.
4537 * varasm.c (enum section_category): Kill.
4538 (categorize_decl_for_section): Make global.
4539 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4541 * i386.c (ix86_section_threshold): New static variable.
4542 (ix86_in_large_data_p, ix86_encode_section_info,
4543 x86_64_elf_unique_section,
4544 x86_64_elf_select_section): New functions.
4545 (TARGET_ENCODE_SECTION_INFO): Define
4546 (override_options): Enable medium model for PIC.
4547 (ix86_expand_prologue): Expand gen_set_got_rex64.
4548 (legitimate_constant_p): Handle new UNSPECs.
4549 (legitimate_pic_address_disp_p): Likewise.
4550 (legitimize_pic_address): Lower MEDIUM model addressing.
4551 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4552 (enum cmodel): Add MEDIUM_PIC.
4553 (SYMBOL_REF_FAR_ADDR_P): New macro.
4554 (SYMBOL_FLAG_FAR_ADDR): New flag.
4555 * i386.md (movdi): Support medium model.
4556 (set_got_rex64): New pattern.
4557 * i386.opt (mlarge-data-threshold): New flag.
4558 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4559 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4560 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4561 TARGET_ASM_UNIQUE_SECTION): New.
4563 * invoke.texi (-mlarge_data_threshold): Document
4565 2005-07-31 Jan Hubicka <jh@suse.cz>
4567 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4568 (coalesce_vars): Likewise.
4569 * tree-ssa-live.c (coalesce_cost): New.
4570 (build_tree_conflict_graph): Use coalesce_cost.
4571 * tree-ssa-live.h (coalesce_cost): Declare.
4573 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4575 * arm.md (all peepholes for post-increment operations): Delete.
4576 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4577 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4578 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4579 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4580 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4582 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4584 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4587 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4590 * doc/invoke.texi: Document -rdynamic.
4592 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4595 * c-parser.c (c_parser_parms_list_declarator): Call
4596 mark_forward_parm_decls.
4597 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4598 decls with visibility structure.
4600 2005-07-30 Paul Brook <paul@codesourcery.com>
4602 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4604 2005-07-30 Paul Brook <paul@codesourcery.com>
4606 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4608 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4610 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4612 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4615 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4616 nested function declarators.
4617 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4618 (grokparms): Call warn_if_shadowing for parameters used within the
4620 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4621 not used within the parameter list.
4622 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4624 2005-07-30 Jan Hubicka <jh@suse.cz>
4626 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4627 * i386.c (ix86_fixup_binary_operands): Likewise.
4628 (ix86_expand_unary_operator): Likewise.
4629 (ix86_expand_fp_absneg_operator): Likewise.
4630 * optabs.c (expand_vec_cond_expr): Validate dest.
4632 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4635 * real.c (real_from_string): Also set last bit if there is a
4636 nonzero hex digit beyond GCC's internal precision after ".".
4638 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4640 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4641 define_constants. Change duplicate values to unassigned numbers.
4642 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4643 (*altivec_vspltsf): New.
4644 (altivec_vperm_v4sf): Delete.
4645 (altivec_vperm_<mode>): Use mode macro V.
4646 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4647 (altivec_predicate_v4sf): Delete.
4648 (altivec_predicate_<mode>): Use mode macro V.
4649 (*altivec_lvesfx): New.
4650 (*altivec_stvesfx): New.
4651 (vec_realign_load_v4sf): Delete.
4652 (vec_realign_load_<mode>): Use mode macro V.
4653 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4656 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4659 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4661 * configure: Regenerated.
4663 2005-07-29 Paul Brook <paul@codesourcery.com>
4665 * doc/install.texi: Add link to GFortran binaries wiki page.
4667 2005-07-29 David Ung <davidu@mips.com>
4669 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4670 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4671 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4672 * config/mips/mips.md (cpu): Add 5kf name.
4673 (includes): Includes 5k.md.
4674 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4675 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4678 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4681 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4682 (cleanup_tree_cfg): ... here.
4683 Call cleanup_tree_cfg_1 until there are no more cleanups to
4686 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4688 * tree-vrp.c (compare_range_with_value): Return true or false
4689 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4690 EQ_EXPR respectively.
4692 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4694 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4697 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4699 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4700 (tree_ssa_dominator_optimize): Increment it.
4701 (dump_dominator_optimization_stats): Print it.
4703 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4704 Steven Bosscher <stevenb@suse.de>
4706 PR rtl-optimization/23117
4707 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4708 when head == tail. Tidy comment.
4710 2005-07-28 Richard Henderson <rth@redhat.com>
4712 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4713 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4714 * jump.c (rtx_renumbered_equal_p): Likewise.
4715 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4716 CONST_INT and CONST_DOUBLE.
4717 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4718 * reload.c (operands_match_p): Special case CONST_INT and
4719 CONST_DOUBLE; check mode earlier.
4721 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4724 * c-typeck.c (convert_for_assignment): Do not check
4725 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4727 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4730 * c-typeck.c (composite_type): Prefer constant size arrays to
4733 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4736 * real.c (real_from_string): Set last bit if there is a nonzero
4737 hex digit beyond GCC's internal precision.
4739 2005-07-28 Richard Henderson <rth@redhat.com>
4742 * cfgcleanup.c (try_forward_edges): Watch out for end of
4745 2005-07-28 James E Wilson <wilson@specifixinc.com>
4748 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4750 2005-07-28 Jan Hubicka <jh@suse.cz>
4752 * Makefile.in (rtl-profile.o): Kill all traces of it.
4753 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4754 * coverage.h (rtl_coverage_counter_ref): Kill.
4755 * opts.c (flag_speculative_prefetching_set): Kill.
4756 (flag_loop_optimize_set): New.
4757 (common_handle_option): Disable loop optimizer when profiling;
4758 do not handle speculative prefetching.
4759 * passes.c (init_optimization_passes): Replace pass_profiling combo
4760 by branch_prob pass.
4761 * profile.c (compute_value_histograms): Update for simplified value
4763 (rtl_register_profile_hooks): Kill.
4764 (pass_profiling): Kill.
4765 (rest_of_handle_branch_prob): Do not profile.
4766 * toplev.c (process_options): Remove speculative prefetching.
4767 * toplev.h (flag_tree_based_profiling): Kill.
4768 * tree-profile.c (prepare_instrumented_value,
4769 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4770 tree_gen_one_value_profiler, do_tree_profiling): Update for
4771 simplified datastructures.
4772 * value-prof.c: Add comment that speculative prefetching was dropped;
4773 update rest of file for simplified datastructures.
4774 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4775 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4776 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4777 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4778 rtl_mod_subtract, gen_speculative_prefetch,
4779 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4780 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4781 (gate_handle_value_profile_transformations,
4782 rest_of_handle_value_profile_transformations,
4783 pass_value_profile_transformations): Kill.
4784 * value-prof.h (histogram_value_t): Remove IL based unions.
4785 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4786 rtl_profile_hooks): Remove hooks.
4788 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4790 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4791 (cgraph_clone_node): Likewise.
4792 * cgraph.h (cgraph_clone_edge): Update prototype.
4793 (cgraph_clone_node): Likewise.
4794 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4796 (lookup_recursive_calls): Consider profile.
4797 (cgraph_decide_recursive_inlining): Fix updating; use new
4798 probability argument; use profile.
4799 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4800 * tree-inline.c (copy_bb): Update clal of clone_edge.
4801 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4803 * invoke.texi (min-inline-recursive-probability): Document.
4805 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4807 * doc/install.texi (Configuration): Update Valgrind homepage.
4809 2005-07-28 Richard Henderson <rth@redhat.com>
4812 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4813 labels we want to delete.
4814 (cfg_layout_merge_blocks): Likewise.
4816 2005-07-28 Richard Henderson <rth@redhat.com>
4819 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4820 when expanding to nothing.
4822 2005-07-28 Josh Conner <jconner@apple.com>
4824 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4825 (cgraph_decide_inlining_of_small_functions): Likewise.
4827 2005-07-28 Josh Conner <jconner@apple.com>
4829 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4830 direction of badness if negative.
4831 (cgraph_default_inline_p): Add reason to parameters, and assign it
4833 (cgraph_decide_inlining_of_small_functions): New parameter in call
4834 to cgraph_default_inline_p.
4835 (cgraph_decide_inlining_incrementally): Likewise.
4836 * cgraphunit.c (decide_is_function_needed): Likewise.
4837 * cgraph.h (cgraph_default_inline_p): Likewise.
4839 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4841 * builtins.c: Fix comment typo(s).
4842 * genautomata.c: Likewise.
4843 * gimplify.c: Likewise.
4844 * tree-dfa.c: Likewise.
4845 * tree-flow-inline.h: Likewise.
4846 * tree-into-ssa.c: Likewise.
4847 * tree-ssa-alias.c: Likewise.
4848 * tree-ssa-ccp.c: Likewise.
4849 * tree-ssa-copy.c: Likewise.
4850 * tree-ssa-dce.c: Likewise.
4851 * tree-ssa-dom.c: Likewise.
4852 * tree-ssa-operands.c: Likewise.
4853 * tree-tailcall.c: Likewise.
4854 * tree-vectorizer.c: Likewise.
4855 * tree-vrp.c: Likewise.
4858 2005-07-28 Jeff Law <law@redhat.com>
4860 * tree-vrp.c (test_for_singularity): Extracted from ...
4861 (simplify_cond_using_ranges): Attempt to simplify a relational
4862 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4864 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4866 PR tree-optimization/22506
4867 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4868 phis whose argument is constant.
4870 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4872 PR rtl-optimization/18992
4873 Back out this patch:
4874 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4875 PR optimization/12142
4876 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4877 uses of the register in the SET_SRC. Remove unnecessary argument.
4879 Replace it with this:
4880 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4881 if flag_non_call_exceptions is set and the insn may trap, pass
4882 pc_rtx as dest for recursion.
4883 In SET_SRC part of SET case, if dest is already set, pass it down
4886 2005-07-28 Jan Hubicka <jh@suse.cz>
4888 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4889 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4890 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4892 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4893 profile when available.
4895 2005-07-28 Jan Beulich <jbeulich@novell.com>
4897 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4898 (ia64_print_operand): Describe and handle 'X'.
4899 (ia64_register_move_cost): Also handle FP_REGS.
4900 (ia64_preferred_reload_class): Likewise.
4901 (ia64_secondary_reload_class): Likewise.
4902 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4903 it. Also check for ITANIUM_CLASS_FLDP.
4904 * config/ia64/ia64.h (FP_REGNO_P): New.
4905 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4906 (reg_class): Add FP_REGS.
4907 (REG_CLASS_NAMES): Adjust for it.
4908 (REG_CLASS_CONTENTS): Likewise.
4909 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4910 (REG_CLASS_FROM_LETTER): Handle 'x'.
4911 (CLASS_MAX_NREGS): Handle FP_REGS.
4912 (MEMORY_MOVE_COST): Likewise.
4913 * config/ia64/ia64.md (itanium_class): Add fldp.
4914 (type): Handle fldp.
4915 (movti_internal): More allowable operand combinations. Use ldfp8 when
4916 splitting unnecessary. Remove predicable attribute. Adjust
4917 itanium_class attribute.
4918 (smuldi3_highpart): Remove outdated comment.
4919 (mulditi3, umulditi3, rotlti3): New expanders.
4920 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4921 (absti2): Disabled new insn for future reference.
4922 Respective new splitters.
4923 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4924 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4925 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4927 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4929 PR rtl-optimization/23047
4930 * simplify-rtx.c (simplify_const_relational_operation): Respect
4931 flag_wrapv for comparisons with ABS.
4933 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4935 PR tree-optimization/22493
4936 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4937 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4939 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4941 * config/frv/frv.opt (moptimize-membar): New.
4943 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4945 * config/frv/frv.h: Remove machine_function definition.
4947 * config/frv/frv.c (struct frv_io): New.
4948 (struct machine_function): Moved from frv.h. Add has_membar_p.
4949 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4950 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4951 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4952 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4953 (frv_reorg): Call frv_optimize_membar when appropriate.
4954 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4955 (frv_expand_builtin): Adjust calls accordingly.
4956 (frv_io_address_cookie): New function.
4957 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4958 load or store rather than a special insn. Add ccnstant address and
4959 io-type operands to the membar.
4960 (frv_ifcvt_modify_tests): Unsign regno.
4961 (frv_ifcvt_modify_tests): Same.
4963 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4964 UNSPEC_OPTIONAL_MEMBAR constant.
4965 (builtin_read_<mode>): Delete.
4966 (builtin_write_<mode>): Delete.
4967 ("optional_membar_<mode>"): Add operand.
4969 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4970 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4971 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4972 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4973 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4974 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4975 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4976 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4977 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4979 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4981 * df.c (df_uses_record): Handle SCRATCH.
4983 2005-07-28 Steven Bosscher <stevenb@suse.de>
4986 * passes.c (rest_of_decl_compilation): If decl is a type and
4987 we have encountered errors, don't emit debug information.
4989 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4991 * params.def: Fixed comment.
4993 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4996 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4997 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4998 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5000 2005-07-27 Steven Bosscher <stevenb@suse.de>
5003 * varasm.c (assemble_start_function): Don't do anything that may
5004 require a CFG if the current function is a thunk.
5006 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5008 * doc/install.texi (Prerequisites): Mention that perl is needed
5009 to do export control in libstdc++ targetting Darwin.
5011 2005-07-27 Steven Bosscher <stevenb@suse.de>
5013 PR rtl-optimization/17808
5014 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5015 (sched_insns_conditions_mutex_p): Split out from...
5016 (add_dependence): ...here. But don't call it from here.
5017 (add_dependence_list): Check sched_insns_conditions_mutex_p
5018 before calling add_dependence.
5019 (add_dependence_list_and_free): Likewise.
5020 (fixup_sched_groups): Likewise.
5021 (sched_analyze_1): Likewise.
5022 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5023 (sched_analyze): Likewise.
5024 (sched_analyze_insn): Likewise.
5025 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5026 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5027 dependencies on all COND_EXEC insns to jumps ending basic blocks
5028 when doing intrablock scheduling.
5029 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5031 2005-07-27 Jeff Law <law@redhat.com>
5033 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5034 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5035 equivalency sets, correctly handle the case were vr0 has an
5036 equivalency set, but vr1 does not.
5038 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5040 PR tree-optimization/23073
5041 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5042 vect_print_dump_info before fprintf.
5044 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5046 PR tree-optimize/22348
5047 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5048 Fold the partial computation.
5050 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5052 PR tree-optimization/22325
5053 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5055 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5057 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5058 (force_var_cost): ... this function.
5059 (compute_phi_arg_on_exit): Export.
5061 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5063 PR tree-optimization/20773
5064 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5067 2005-07-27 Richard Guenther <rguenther@suse.de>
5069 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5070 Avoid pushing again if current struct contains only
5071 fields we decomposed.
5073 2005-07-27 Jan Hubicka <jh@suse.cz>
5075 PR tree-optimization/22574
5076 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5079 * tree-tailcall.c (decrease_profile): New function.
5080 (eliminate_tail_call): Use it.
5082 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5083 visibility flags correctly in whole program mode.
5085 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5087 PR rtl-optimization/22472
5088 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5090 2005-07-26 Steven Bosscher <stevenb@suse.de>
5092 PR tree-optimization/22504
5093 * tree-complex.c (expand_complex_addition): Use 'code' instead
5094 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5096 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5098 * config.gcc (cpu_type): Add frv case.
5099 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5100 (supported_defaults): Add fr550 case.
5102 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5105 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5106 whether a pointer of type T * may point to objects of type T *.
5108 2005-07-26 DJ Delorie <dj@redhat.com>
5110 * configure: Regenerate.
5112 2005-07-26 Dale Johannesen <dalej@apple.com>
5114 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5116 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5118 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5119 Clarify use of "build" in name.
5121 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5123 * doc/extend.texi (Raw read/write Functions): New section.
5124 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5125 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5126 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5127 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5128 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5129 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5130 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5131 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5132 * config/frv/frv.c: Add bdesc_loads global.
5133 Add bdesc_stores global.
5134 (frv_init_builtins): Add support for __builtin_{read/write}*.
5135 (frv_volatile_memref): New.
5136 (frv_expand_load_builtin): New.
5137 (frv_expand_store_builtin): New.
5138 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5139 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5140 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5141 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5142 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5143 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5144 (builtin_read_<mode>): New.
5145 (builtin_write_<mode>): New.
5146 (builtin_write64): New.
5147 (optional_membar_<mode>): New.
5149 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5151 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5152 (rather than units) against HOST_BITS_PER_WIDE_INT.
5154 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5156 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5157 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5158 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5159 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5162 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5163 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5164 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5166 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5168 2005-07-26 Richard Guenther <rguenther@suse.de>
5170 PR tree-optimization/22486
5171 * fold-const.c (fold_unary): Fold away useless component
5172 references of the form (T *)&T.x, if the address
5175 2005-07-25 James E Wilson <wilson@specifixinc.com>
5177 * dwarf2out.c (add_call_src_coords_attributes): New.
5178 (gen_inlined_subroutine_die): Call it.
5179 (maybe_emit_file, init_file_table): Add comments.
5180 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5182 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5183 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5184 * tree.h (BLOCK_SOURCE_LOCATION): New.
5185 (struct tree_block): New field locus.
5187 2005-07-26 Andreas Schwab <schwab@suse.de>
5189 PR rtl-optimization/23043
5190 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5191 when allocating a struct unoccr.
5193 2005-07-25 Richard Henderson <rth@redhat.com>
5196 * tree-complex.c (gate_no_optimization): True if errors.
5197 * Makefile.in (tree-complex.o): Update dependencies.
5199 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5201 * config/frv/predicates.md (integer_register_operand): Use
5204 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5207 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5209 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5211 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5213 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5214 types when flag_unsafe_math_optimizations is true.
5216 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5218 * gcc.c (option_map): Add --sysroot.
5219 (process_command): Handle --sysroot.
5220 (display_help): Document it.
5221 * doc/cppopts.tex (-isysroot): Document.
5222 * doc/invoke.texi (--sysroot): Document.
5223 * doc/install.texi (--with-build-sysroot): Document.
5225 * Makefile.in (inhibit_libc): New variable.
5226 (INHIBIT_LIBC_CFLAGS): Likewise.
5227 (LIBGCC2_CFLAGS): Include
5228 $(INHIBIT_LIBC_CFLAGS).
5229 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5230 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5231 ($(T)crtend.o): Likewise.
5232 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5233 ($(T)crtendS.o): Likewise.
5234 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5235 ($(T)crtendT.o): Likewise.
5236 (stmp-fixinc): Do not complain about missing headers if
5238 * configure.ac (inhibit_libc): Set it to true/false.
5239 (--with-build-sysroot): New option. Use it to set
5241 * configure: Regenerated.
5243 2005-07-25 Manfred Hollstein <mh@suse.com>
5245 * calls.c (store_one_arg): Fix unsigned comparison warning.
5247 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5250 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5251 (ggc_print_statistics): Initialize variable before use.
5253 2005-07-25 Richard Guenther <rguenther@suse.de>
5255 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5256 calling with a PHI_NODE argument.
5258 * tree-flow-inline.h (overlap_subvar): Protect against
5261 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5263 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5264 * configure: Regenerate.
5266 2005-07-25 Ira Rosen <irar@il.ibm.com>
5268 * expr.c (highest_pow2_factor): Make extern.
5269 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5270 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5271 record_array_differ_p, array_ptr_differ_p): Likewise.
5272 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5273 additional cases. Call the above functions.
5274 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5275 base_object_differ_p when there are two base objects. Otherwise, compare
5276 base address and offset. Call may_alias_p.
5277 (dump_data_reference): Use a correct field name.
5278 (analyze_array): Make static. Initialize new data-ref fields.
5279 (analyze_indirect_ref): New function.
5280 (init_data_ref): Initialize new data-ref fields.
5281 (strip_conversion): Moved from tree-vect-analyze.c.
5282 (analyze_offset_expr, get_ptr_offset, address_analysis,
5283 object_analysis): Likewise.
5284 (analyze_offset): New function.
5285 (create_data_ref): Likewise.
5286 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5287 dimensions for ARRAY_REFs only.
5288 (build_classic_dist_vector): Make static.
5289 (access_functions_are_affine_or_constant_p): Call macro to get the
5290 address of access functions.
5291 (compute_all_dependences): Add new parameter
5292 compute_self_and_read_read_dependences. Compute self and read-read
5293 dependences if it is true.
5294 (find_data_references_in_loop): Call create_data_ref. Initialize new
5296 (compute_data_dependences_for_loop): Add new parameter
5297 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5298 compute nb_loops. Call compute_all_dependences,
5299 build_classic_dist_vector and build_classic_dir_vector with correct
5301 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5302 with correct parameters. Compare dimensions for ARRAY_REFs only.
5303 (free_data_refs): Call macro to free access functions.
5304 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5305 fields from stmt_vinfo.
5306 (struct base_object_info): New structure.
5307 (struct data_reference): Move fields to base_object_info. Add fields
5308 first_location and object_info for above structures. Move fields from
5309 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5310 aligned_to. Add macros to access the new fields.
5311 Update functions declarations.
5312 * tree-flow.h (is_aliased_with): Declare.
5313 * tree-loop-linear.c (linear_transform_loops): Call
5314 compute_data_dependences_for_loop with correct parameters.
5315 * tree-ssa-alias.c (is_aliased_with): New function.
5316 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5317 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5318 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5319 vect_base_addr_differ_p, compute_subscript_distance and
5320 build_classic_dist_vector. Add printings. Check absolute value of
5322 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5324 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5325 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5326 to bytes. Add printing.
5327 (vect_compute_data_refs_alignment): Go through loads and stores in one
5329 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5330 vect_analyze_data_ref_access): Likewise.
5331 (vect_analyze_pointer_ref_access): Remove.
5332 (vect_address_analysis, vect_object_analysis): Likewise.
5333 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5334 and analyze data-refs in the loop.
5335 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5336 fields of data-ref instead of stmt. Add init to the offset from the
5338 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5339 (vect_update_init_of_dr): Likewise.
5340 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5341 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5343 (new_loop_vec_info): Initialize new fields.
5344 (destroy_loop_vec_info): Free new fields.
5345 (vect_strip_conversion): Remove.
5346 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5347 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5348 datarefs. Add new field ddrs.
5349 Add macros for the new fields access.
5350 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5351 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5352 Remove their macros.
5353 * tree.h (highest_pow2_factor): Declare.
5355 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5357 * calls.c (store_one_arg): Check for sibling call MEM arguments
5358 from already clobbered incoming argument area.
5360 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5362 * c-common.c (check_missing_format_attribute): New.
5363 * c-common.h (check_missing_format_attribute): Likewise.
5364 * c-typeck.c (convert_for_assignment): Use it.
5366 2005-07-24 Andreas Schwab <schwab@suse.de>
5368 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5369 register use a word move. Correct operand of ext.w in 68000 code.
5371 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5373 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5374 variables as declarations, rather than definitions.
5376 2005-07-24 Ira Rosen <irar@il.ibm.com>
5378 PR tree-optimization/22526
5379 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5382 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5384 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5385 that C99 reserve for future use. Use it to define clog10,
5386 clog10f and clog10l.
5388 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5390 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5391 * configure.ac: Check for -Wmissing-format-attribute.
5393 * configure: Regenerate.
5395 2005-07-23 Richard Henderson <rth@redhat.com>
5397 PR tree-optimization/22623
5398 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5400 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5403 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5405 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5407 * Makefile.in (C_TREE_H): Update dependencies.
5408 * c-tree.h: Include toplev.h.
5409 * diagnostic.h (diagnostic_set_info): Add format attribute.
5410 * rtl-error.c (diagnostic_for_asm): Likewise.
5412 2005-07-23 Chao-ying Fu <fu@mips.com>
5414 * config/mips/mips-dsp.md: New file.
5415 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5416 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5418 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5419 MIPS_BUILTIN_BPOSGE32.
5420 (mips_expand_builtin_direct): Add one parameter to indicate that
5421 builtin functions need to return a value.
5422 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5424 (mips_regno_to_class): Add classes for 12 new DSP registers.
5425 (mips_subword): Change to check four HI registers.
5426 (mips_output_move): Output move to and from 6 new DSP accumulators.
5427 (override_options): Make sure -mdsp and -mips16 are not used together.
5428 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5430 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5432 (print_operand): Add 'q' for printing DSP accumulators.
5433 (mips_cannot_change_mode_class): Check ACC_REGS.
5434 (mips_secondary_reload_class): Check ACC_REGS.
5435 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5436 (mips_register_move_cost): Check ACC_REGS.
5437 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5438 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5439 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5440 (dsp_bdesc): New array.
5441 (bdesc_arrays): Add DSP builtin function table.
5442 (mips_prepare_builtin_arg): Check predicate again after
5444 (mips_expand_builtin): Add one more parameter to
5445 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5446 MIPS_BUILTIN_BPOSGE32.
5447 (mips_init_builtins): Initialize new function types.
5448 (mips_expand_builtin_direct): Check if builtin functions need to
5449 return a value and pass operands properly.
5450 (mips_expand_builtin_bposge): New function.
5451 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5452 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5453 (FIRST_PSEUDO_REGISTER): Increase to 188.
5454 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5455 Update for 12 new DSP registers.
5456 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5457 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5458 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5459 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5460 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5461 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5462 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5463 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5464 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5465 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5466 (REGISTER_NAMES): Add names for 12 new DSP registers.
5467 * config/mips/mips.md: Include mips-dsp.md.
5468 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5469 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5470 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5471 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5472 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5473 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5474 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5475 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5476 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5477 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5478 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5479 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5480 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5481 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5482 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5483 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5484 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5485 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5486 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5487 (UNSPEC_RDDSP): New constants.
5488 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5489 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5491 * config/mips/mips.opt (-mdsp): New option.
5492 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5493 (reg_imm10_operand): New predicates.
5494 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5495 * doc/invoke.texi (-mdsp): Document new option.
5497 2005-07-22 DJ Delorie <dj@redhat.com>
5499 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5501 * tree-inline.c (inlinable_function_p): Likewise.
5503 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5506 * toplev.c (check_global_declarations): Do not mark undefined
5507 variables as DECL_IGNORED_P.
5508 * varasm.c (first_global_object_name): GTY it.
5509 (weak_global_object_name): Likewise.
5510 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5511 a string to go into {weak,first}_global_object_name.
5513 2005-07-22 DJ Delorie <dj@redhat.com>
5515 * c-format.c (check_function_format): Change warning control
5516 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5518 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5520 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5521 &PTR->FLD a dereference of PTR.
5522 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5523 a potential dereference of PTR.
5525 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5527 PR rtl-optimization/20370
5528 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5529 call allocate_reg_info if necessary.
5531 PR rtl-optimization/21848
5532 * calls.c (emit_library_call_value_1): For const functions, add
5533 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5535 PR rtl-optimization/22445
5536 * cselib.c (target.h): Include.
5537 (rtx_equal_for_cselib_p): Allow commutative matches.
5538 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5539 Remove MODE parameter. Changed all callers.
5541 PR rtl-optimization/22258
5542 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5544 (try_combine): Use likely_spilled_retval_p.
5546 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5548 * config.gcc: Add crx-elf support.
5550 * doc/contrib.texi: Mention crx.
5551 * doc/extend.texi: Document crx extensions.
5552 * doc/install.texi: Document crx install.
5553 * doc/invoke.texi: Document crx options.
5554 * doc/md.texi: Document crx constraints.
5556 * config/crx/crx-protos.h: New file.
5557 * config/crx/crx.c: New file.
5558 * config/crx/crx.h: New file.
5559 * config/crx/crx.md: New file.
5560 * config/crx/crx.opt: New file.
5561 * config/crx/t-crx: New file.
5563 2005-07-22 Manfred Hollstein <mh@suse.com>
5565 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5567 (int_add_graph_edge): Likewise.
5568 (collapse_nodes): Likewise.
5569 (process_unification_queue): Likewise.
5571 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5572 Laurent GUERBY <laurent@guerby.net>
5574 PR tree-optimization/22336
5575 * function.c (record_block_change): Check for
5576 cfun->ib_boundaries_block.
5578 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5580 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5581 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5583 2005-07-21 DJ Delorie <dj@redhat.com>
5585 * toplev.c (warn_deprecated_use): Add warning control to warning
5587 * c-typeck.c (parser_build_binary_op): Likewise.
5588 (c_finish_if_stmt): Likewise.
5589 * c-common.c (check_function_sentinel): Likewise.
5590 (check_nonnull_arg): Likewise.
5592 2005-07-21 Richard Henderson <rth@redhat.com>
5595 * tree-complex.c (complex_ssa_name_components): New.
5596 (cvc_lookup): Allow entry not found.
5597 (create_components): Remove.
5598 (create_one_component_var, get_component_var): New.
5599 (get_component_ssa_name, set_component_ssa_name): New.
5600 (extract_component): Use get_component_ssa_name.
5601 (update_complex_components): Use set_component_ssa_name.
5602 (update_complex_components_on_edge): Likewise.
5603 (update_phi_components): Create new PHI nodes directly, instead
5604 of adding insns to edges.
5605 (tree_lower_complex): Allocate and free complex_variable_components
5606 and complex_ssa_name_components here.
5608 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5610 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5611 revert to returning false.
5613 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5616 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5618 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5621 * config/i386/i386.md (cmpxf): Change operand constraints
5622 to "nonmemory_operand".
5624 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5626 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5628 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5631 * fold-const.c (fold_build1): Add checksum for the operands.
5632 (fold_build2): Likewise.
5633 (fold_build3): Likewise.
5635 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5638 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5640 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5642 * common.opt (-fforward-propagate): Committed by mistake,
5645 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5647 * reg-stack.c: Fix comment typo(s).
5648 * tree-ssa-operands.c: Likewise.
5649 * tree-vectorizer: Likewise.
5651 2005-07-21 Nick Clifton <nickc@redhat.com>
5653 * config/sh/symbian.c: Replace C++ style line comments with C
5654 style line comments.
5655 (symbian_add_attribute): Do not use a ? operator on the LHS of
5657 (sh_symbian_handle_dll_attribute): Change the type of the
5658 method vector to "VEC(tree,gc)*" and use vector accessor
5659 macros to walk over the elements.
5660 (symbian_export_vtable_and_rtti_p): Likewise.
5661 (symbian_class_needs_attribute_p): Likewise.
5663 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5666 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5667 initialize targetm.resolve_overloaded_builtin here.
5668 (altivec_expand_overloaded_builtin): Make it non-static.
5669 * config/rs6000/rs6000-protos.h
5670 (altivec_expand_overloaded_builtin): New prototype.
5671 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5672 targetm.resolve_overloaded_builtin here.
5673 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5675 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5676 Zdenek Dvorak <dvorakz@suse.cz>
5678 PR tree-optimization/19210
5679 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5681 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5682 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5683 rely on unproven assumptions.
5684 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5685 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5686 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5687 to number_of_iterations_exit.
5688 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5689 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5690 * tree-ssa-loop-niter.c (find_loop_niter,
5691 estimate_numbers_of_iterations_loop): Likewise.
5692 (number_of_iterations_exit): Honor the new options.
5693 * doc/invoke.texi (Wunsafe-loop-optimizations,
5694 funsafe-loop-optimizations): Document them.
5696 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5698 PR rtl-optimization/22167
5699 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5701 2005-07-20 Adam Nemet <anemet@lnxw.com>
5703 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5704 __do_global_dtors_aux longcall.
5706 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5708 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5709 (old_special_pred_table): Don't reference
5710 SPECIAL_MODE_PREDICATES.
5711 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5712 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5713 * config/sh/predicates.h: Don't mention
5714 SPECIAL_MODE_PREDICATES.
5715 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5718 2005-07-20 DJ Delorie <dj@redhat.com>
5720 * config.gcc: Add m32c-elf support.
5722 * doc/contrib.texi: Mention m32c.
5723 * doc/extend.texi: Document m32c extensions.
5724 * doc/install.texi: Mention m32c.
5725 * doc/invoke.texi: Document m32c options.
5726 * doc/md.texi: Document m32c constraints.
5728 * config/m32c/addsub.md: New file.
5729 * config/m32c/bitops.md: New file.
5730 * config/m32c/cond.md: New file.
5731 * config/m32c/jump.md: New file.
5732 * config/m32c/m32c-lib1.S: New file.
5733 * config/m32c/m32c-lib2.c: New file.
5734 * config/m32c/m32c-modes.def: New file.
5735 * config/m32c/m32c-pragma.c: New file.
5736 * config/m32c/m32c-protos.h: New file.
5737 * config/m32c/m32c.abi: New file.
5738 * config/m32c/m32c.c: New file.
5739 * config/m32c/m32c.h: New file.
5740 * config/m32c/m32c.md: New file.
5741 * config/m32c/m32c.opt: New file.
5742 * config/m32c/minmax.md: New file.
5743 * config/m32c/mov.md: New file.
5744 * config/m32c/muldiv.md: New file.
5745 * config/m32c/predicates.md: New file.
5746 * config/m32c/prologue.md: New file.
5747 * config/m32c/shift.md: New file.
5748 * config/m32c/t-m32c: New file.
5750 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5752 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5753 (stack_protect_set, stack_protect_test): New expanders.
5754 (stack_protect_set_si, stack_protect_set_si_media,
5755 stack_protect_set_di_media, stack_protect_test_si,
5756 stack_protect_test_si_media, stack_protect_test_di_media):
5759 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5761 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5763 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5765 * tree.h (tree_expr_nonzero_p): Export.
5766 * fold-const.c (tree_expr_nonzero_p): Likewise.
5767 Return true for CALL_EXPRs that are alloca calls.
5768 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5770 * tree-flow.h (expr_computes_nonzero): Remove.
5771 * tree-vrp.c (expr_computes_nonzero): Remove.
5772 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5773 (extract_range_from_unary_expr): Likewise.
5774 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5775 tree_expr_nonzero_p.
5777 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5779 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5780 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5781 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5782 All callers changed.
5783 (frame_related_constant_load): New arg "related" which controls
5784 setting of RTX_FRAME_RELATED_P. All callers changed.
5785 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5786 (bfin_expand_prologue): Add stack limit checking.
5787 * config/bfin/bfin.md (trapifcc): New pattern.
5789 * config/bfin/bfin.c: Include "langhooks.h".
5790 (def_builtin): Go through lang_hooks to call builtin_function.
5792 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5793 * config/bfin/predicates.md (symbol_ref_operand): New.
5794 (call_insn_operand): Delete. All callers changed to use
5795 register_no_elim_operand.
5796 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5798 (function_arg): Use it to generate the call's operand 2.
5799 (bfin_longcall_p): New function.
5800 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5801 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5802 determine if the address needs to be in a REG.
5803 (bfin_handle_longcall_attribute): New function.
5804 (bfin_attribute_table): Add "longcall" and "shortcall".
5805 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5806 (CUMULATIVE_ARGS): New member call_cookie.
5807 (PREDICATE_CODES): Add symbol_ref_operand.
5808 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5809 extra USE to the pattern.
5810 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5811 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5812 sibcall_value_insn; now the new patterns handle direct calls and the
5813 old ones indirect calls.
5814 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5816 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5818 * doc/trouble.texi: Update section on handling of empty loops.
5820 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5822 * config.gcc: Remove support for sparc-*-openbsd*,
5823 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5825 * config.host: Remove support for i860-*-sysv4* as a host.
5826 * config/i860/*, config/ip2k/*, config/ns32k/*,
5827 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5828 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5829 mention obsolete ports.
5831 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5833 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5835 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5836 of frame_pointer_rtx.
5837 (sh_expand_epilogue): Likewise.
5838 (sh_set_return_address): Likewise.
5839 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5840 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5841 offsets from FRAME_POINTER_REGNUM.
5842 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5843 (sh_register_names): Add initializer for sfp.
5844 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5845 (VALID_REGISTER_P): Likewise.
5846 (FIRST_PSEUDO_REGISTER): Update.
5847 (DWARF_FRAME_REGISTERS): Define.
5848 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5849 (HARD_FRAME_POINTER_REGNUM): Define.
5850 (FRAME_POINTER_REGNUM): Redefine.
5851 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5852 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5853 from FRAME_POINTER_REGNUM.
5854 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5855 FRAME_POINTER_REGNUM.
5856 (REG_CLASS_CONTENTS): Add sfp.
5857 (REG_ALLOC_ORDER): Likewise.
5858 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5859 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5860 of frame_pointer_rtx.
5861 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5863 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5865 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5866 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5867 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5869 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5872 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5874 Make CONSTRUCTOR use VEC to store initializers.
5875 * c-common.c (complete_array_type): Update to cope with VEC in
5877 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5878 (pp_c_constructor_elts): New function.
5879 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5880 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5881 struct constructor_stack, struct initializer_stack,
5882 constructor_elements, push_init_level, pop_init_level,
5883 add_pending_init, find_init_member, output_init_element): Update to
5884 cope with VEC in CONSTRUCTOR_ELTS.
5885 * coverage.c (build_fn_info_value, build_ctr_info_value,
5886 build_gcov_info): Likewise.
5887 * expr.c (categorize_ctor_elements_1, store_constructor,
5888 expand_expr_real_1): Likewise.
5889 * fold-const.c (fold_ternary): Likewise.
5890 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5891 gimplify_init_constructor, gimplify_expr): Likewise.
5892 * tree-dump.c (dequeue_and_dump): Likewise.
5893 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5895 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5897 * tree-sra.c (generate_element_init_1): Likewise.
5898 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5899 * tree-ssa-operands.c (get_expr_operands): Likewise.
5900 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5901 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5902 (get_initial_def_for_reduction): Likewise.
5903 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5904 value handle in annotations.
5905 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5906 tree_node_structure): Add support for constr_kind.
5907 (build_vector_from_ctor, build_constructor_single,
5908 build_constructor_from_list): New functions.
5909 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5910 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5911 Update to cope with VEC in CONSTRUCTOR_ELTS.
5912 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5913 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5914 CONSTRUCTOR_APPEND_ELT): New macros.
5915 (struct constructor_elt, struct tree_constructor): New data types.
5916 (union tree_node): Add tree_constructor field.
5917 * treestruct.def: Define TS_CONSTRUCTOR.
5918 * varasm.c (const_hash_1, compare_constant, copy_constant,
5919 compute_reloc_for_constant, output_addressed_constants,
5920 initializer_constant_valid_p, output_constant,
5921 array_size_for_constructor, output_constructor): Update to cope with
5922 VEC in CONSTRUCTOR_ELTS.
5923 * vec.h (VEC_empty, VEC_copy): New macros.
5925 2005-07-19 Devang Patel <dpatel@apple.com>
5927 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5929 2005-07-19 Richard Henderson <rth@redhat.com>
5932 * gimplify.c (gimplify_expr): Use main variant type for the temp
5933 destination for a discarded volatile read.
5934 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5935 casts between non-void types that change volatility.
5937 2005-07-15 DJ Delorie <dj@redhat.com>
5939 * toplev.h: Add comment about the first parameter for warning().
5940 * errors.h: Likewise.
5942 * c.opt (Wpragmas): New.
5943 * doc/invoke.texi: Document it.
5945 * function.c (do_warn_unused_parameter): Add warning control to
5947 * c-decl.c (warn_if_shadowing): Likewise.
5948 * c-lex.c (cb_def_pragma): Likewise.
5949 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5950 (pop_alignment): Likewise.
5951 (handle_pragma_pack): Likewise.
5952 (apply_pragma_weak): Likewise.
5953 (handle_pragma_weak): Likewise.
5954 (handle_pragma_redefine_extname): Likewise.
5955 (add_to_renaming_pragma_list): Likewise.
5956 (handle_pragma_extern_prefix): Likewise.
5957 (maybe_apply_renaming_pragma): Likewise.
5958 (handle_pragma_visibility): Likewise.
5960 * config/c4x/c4x-c.c (BAD): Likewise.
5961 (c4x_parse_pragma): Likewise.
5962 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5963 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5964 (rs6000_pragma_longcall): Likewise.
5965 * config/v850/v850-c.c (pop_data_area): Likewise.
5966 (ghs_pragma_section): Likewise.
5967 (ghs_pragma_section): Likewise.
5968 (ghs_pragma_interrupt): Likewise.
5969 (ghs_pragma_starttda): Likewise.
5970 (ghs_pragma_startsda): Likewise.
5971 (ghs_pragma_startzda): Likewise.
5972 (ghs_pragma_endtda): Likewise.
5973 (ghs_pragma_endsda): Likewise.
5974 (ghs_pragma_endzda): Likewise.
5976 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5977 Kenneth Zadeck <zadeck@naturalbridge.com>
5979 * Makefile.in: Removed tree-promote-statics.c
5980 * tree-promote-statics.c: Removed.
5981 * common.opt: Removed flag-promote-statics.
5983 * passes.c: Removed tree-promote-statics pass.
5984 * tree-pass.h: Ditto.
5985 * timevar.def: Removed TV_PROMOTE_STATICS.
5988 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5990 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5992 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5994 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5997 * c-common.c (check_function_arguments): Call
5998 'check_function_format' if either -Wformat or
5999 -Wmissing-format-attribute are specified.
6000 * c-format.c (check_function_format): Check -Wformat before
6001 calling 'check_format_info'.
6002 * c-opts.c (c_common_post_options): Don't warn for
6003 -Wmissing-format-attribute without -Wformat.
6004 * c-typeck.c (convert_for_assignment): Detect additional cases for
6005 -Wmissing-format-attribute.
6006 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6009 2005-07-19 Richard Guenther <rguenther@suse.de>
6011 * config/i386/i386.md (lrint<mode>2): Use temporary
6012 instead of clobbering non-existent memory.
6014 2005-07-19 Nick Clifton <nickc@redhat.com>
6016 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6017 statement to avoid displaying ASCII control characters.
6019 2005-07-19 Ben Elliston <bje@au.ibm.com>
6021 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6022 * cfganal.c (find_edge_index): Ditto.
6023 * combine.c (combine_instructions): Ditto.
6024 * ddg.c (create_scc): Ditto.
6025 (find_successors): Ditto.
6026 (find_predecessors): Ditto.
6027 (find_nodes_on_paths): Ditto.
6028 (longest_simple_path): Ditto.
6029 * flow.c (update_life_info): Ditto.
6030 (count_or_remove_death_notes): Ditto.
6031 (clear_log_links): Ditto.
6032 * modulo-sched.c (generate_reg_moves): Ditto.
6033 (find_max_asap): Ditto.
6034 (find_max_hv_min_mob): Ditto.
6035 (find_max_dv_min_mob): Ditto.
6036 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6037 * sched-rgn.c (extract_edgelst): Ditto.
6038 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6039 (dump_update_ssa): Ditto.
6040 (ssa_names_to_replace) Ditto.
6041 (switch_virtuals_to_full_rewrite): Ditto.
6042 (update_ssa): Ditto.
6043 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6045 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6047 Fix PR tree-optimization/22483
6049 * tree-complex.c (create_components): Use
6050 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6051 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6052 * tree-flow.h (safe_referenced_var_iterator): New structure.
6053 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6054 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6055 safe_referenced_var iterator.
6056 (add_type_alias): Ditto.
6058 2005-07-19 Steven Bosscher <stevenb@suse.de>
6060 * loop-init.c (rest_of_handle_loop2): Remove.
6061 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6062 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6063 (pass_rtl_loop_init, pass_rtl_loop_done,
6064 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6065 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6066 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6067 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6068 pass_tree_loop_done, and pass_tree_unswitch.
6069 (gate_loop): Rename to gate_tree_loop.
6070 * passes.c (init_optimization_passes): Update for renamed tree
6071 loop passes. Add the new loop2 passes as subpasses of loop2.
6072 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6073 Update for the renamed tree loop passes.
6075 2005-07-18 Ian Lance Taylor <ian@airs.com>
6078 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6079 blocks when optimizing.
6081 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6083 * common.opt (frename-registers): Initialize to 2.
6085 (fgcse-after-reload): Ditto.
6086 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6087 (process_options): Only change flag_web, flag_rename_registers,
6088 and flag_rerun_cse_after_loop if not explicitly set by user.
6090 2005-07-18 Jan Beulich <jbeulich@novell.com>
6092 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6093 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6094 in 64-bit mode the same as DImode in 32-bit mode.
6095 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6096 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6097 mode. Add new mode parameter.
6098 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6099 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6100 x86_64_shift_adj): New expanders.
6101 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6102 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6104 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6105 DImode shift splitters.
6106 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6107 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6110 2005-07-18 Jan Beulich <jbeulich@novell.com>
6112 * i386.md (movdi_extzv_1): New.
6113 (zero_extendhidi2): Combine alternatives and never force use of
6115 (zero_extendqidi2): Likewise. Don't restrict input selection.
6117 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6119 Fix PR tree-optimization/22531
6120 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6123 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6125 * tree-promote-statics.c (pass_promote_statics): Change dump file
6128 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6130 * tree-optimize.c (init_tree_optimization_passes): Add
6131 pass_eliminate_useless_stores pass.
6132 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6133 * tree-ssa-pre.c (is_copy_stmt): New function.
6134 (follow_copies_till_vuse): Ditto.
6135 (do_eustores): Ditto.
6136 (gate_eustores): Ditto.
6138 2005-07-16 Richard Henderson <rth@redhat.com>
6140 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6142 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6143 Kenneth Zadeck <zadeck@naturalbridge.com>
6145 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6146 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6147 ipa-type-escape.h, tree-promote-statics.c
6148 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6149 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6150 tree-promote-statics.c: new files.
6151 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6152 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6153 int nonlocal_set_p, mark_constant_function): Deleted.
6154 (rest_of_handle_cfg): Removed call to mark_constant_function.
6155 (nonoverlapping_component_refs_p): Added calls to support
6156 type based aliasing.
6157 * tree-ssa-alias.c (may_alias_p,
6158 compute_flow_insensitive_aliasing): Ditto.
6159 * calls.c (flags_from_decl_or_type): Removed reference to
6161 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6162 too many arguments. This is necessary for Spec 2000.
6163 * cgraph.h (const_function, pure_function): Removed.
6164 * common.opt: Added "fipa-pure-const", "fipa-reference",
6165 "fipa-type-escape", and "ftree-promote-static".
6167 * passes.c: Added ipa and tree-promote-statics passes.
6168 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6169 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6170 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6171 * tree-flow.h: Added exposed sra calls and addition of
6172 reference_vars_info field for FUNCTION_DECLS.
6173 * tree-pass.h: Added passes.
6174 * tree-sra.c: (sra_init_cache): New function.
6175 (sra_insert_before, sra_insert_after) Made public.
6176 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6178 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6179 aliasing. (may_alias_p): Added code to use type escape analysis to
6181 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6182 code to prune clobbers of static variables based on information
6183 produced in ipa-reference pass. Changed call clobbering so that
6184 statics are not marked as clobbered if the call does not clobber
6187 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6189 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6192 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6194 * doc/install.texi (*-*-solaris2*): Document recommended version
6195 of GNU binutils and mention GNU linker problem on Solaris 10.
6197 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6200 * c-decl.c (c_build_bitfield_integer_type): New function.
6201 (finish_struct): Call it.
6202 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6204 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6206 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6209 2005-07-16 Jan Hubicka <jh@suse.cz>
6211 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6212 (scale_bbs_frequencies_int): Watch roundoff errors.
6213 * predict.c (return_prediction): Initialize return_stmt.
6215 2005-07-16 Jan Hubicka <jh@suse.cz>
6217 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6218 after RTL profiling.
6220 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6223 * fold-const.c (build_range_check): Convert high/low to etype
6224 if we are only comparing against exp.
6226 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6228 Fix PR tree-optimization/22376
6229 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6231 (need_to_solve): New function.
6232 (compute_points_to_sets): Use it.
6234 2005-07-15 Jan Hubicka <jh@suse.cz>
6236 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6237 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6239 2005-07-15 Richard Guenther <rguenther@suse.de>
6241 * c-common.c (handle_flatten_attribute): New function.
6242 Add flatten function attribute.
6243 * doc/extend.texi: Document flatten function attribute.
6244 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6245 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6247 (cgraph_decide_inlining): Handle functions with flatten
6250 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6252 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6253 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6254 UNSPEC_XCHG, UNSPEC_AND): New.
6255 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6256 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6257 * config/rs6000/sync.md (FETCHOP): New code macro.
6258 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6260 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6261 (sync_compare_and_swap<mode>): Same.
6262 (sync_lock_test_and_set<mode>): Same.
6263 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6264 for QImode and HImode, and not PPC405.
6265 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6266 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6267 (sync_<fetchop>{si,di}_internal): New.
6268 (sync_nand{si,di}_internal): New.
6269 (sync_old_<fetchop>{si,di}_internal): New.
6270 (sync_old_nand{si,di}_internal): New
6271 (sync_new_<fetchop>{si,di}_internal): New.
6272 (sync_new_nand{si,di}_internal): New.
6273 (atomic_and{si,di}): New.
6274 (sync_new_nand{si,di}_internal): New.
6275 (atomic_and{si,di}): New.
6276 (sync_add<mode>_internal): Delete.
6277 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6278 (sync_sub<mode>_internal): Delte.
6279 (sync_subshort_internal): New.
6280 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6281 (sync_anddi_internal): Delete.
6282 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6283 (sync_booldi_internal): Delete.
6284 (sync_boolc<mode>_internal): Delete.
6285 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6286 (sync_boolc<mode>_internal2): Delete.
6287 (sync_boolcc<mode>_internal): Delete.
6288 (isync, lwsync): Use unspec instead of unspec_volatile.
6289 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6290 Revert UNSPEC_VOLATILE.
6291 (rs6000_split_atomic_op): New.
6292 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6294 2005-07-14 Eric Christopher <echristo@redhat.com>
6296 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6297 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6299 2005-07-14 Eric Christopher <echristo@redhat.com>
6301 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6303 2005-07-14 Steven Bosscher <stevenb@suse.de>
6305 PR tree-optimization/22230
6306 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6307 the computation of the four cross productions for "range op range".
6309 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6310 Ulrich Weigand <uweigand@de.ibm.com>
6313 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6316 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6318 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6320 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6322 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6324 2005-07-14 Richard Guenther <rguenther@suse.de>
6327 * config/i386/i386-protos.h (ix86_function_value): Change
6328 prototype to match new target hook.
6329 * config/i386/i386.c (ix86_value_regno): Change prototype
6330 to take extra type argument.
6331 (TARGET_FUNCTION_VALUE): Define.
6332 (ix86_function_ok_for_sibcall): Pass extra argument to
6333 ix86_value_regno, check return slot rtx for exact match.
6334 (ix86_function_value): Take extra parameter. Dispatch to
6335 ix86_value_regno with fndecl/fntype as provided.
6336 (ix86_value_regno): Handle extra type argument.
6337 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6339 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6340 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6341 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6342 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6343 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6345 2005-07-14 Richard Guenther <rguenther@suse.de>
6347 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6348 * calls.c (expand_call): Pass fntype to hard_function_value.
6349 (emit_library_call_value_1): Likewise.
6350 * explow.c: Include target.h.
6351 (hard_function_value): Take extra argument, the fntype.
6352 Use new target hook for function_value.
6353 * expr.h (hard_function_value): Change prototype.
6354 * function.c (aggregate_value_p): Pass 0 as fntype to
6355 hard_function_value.
6356 (assign_parms): Use new target hook for function_value.
6357 Pass 0 as fntype to hard_function_value.
6358 (expand_function_end): Likewise.
6359 * reg-stack.c: Include target.h.
6360 (stack_result): Use new target hook for function_value.
6361 * target-def.h: New target hook function_value.
6362 * target.h: Likewise.
6363 * targhooks.c (default_function_value): New function.
6364 * targhooks.h (default_function_value): Declare.
6366 2005-07-13 Ian Lance Taylor <ian@airs.com>
6368 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6370 2005-07-14 Jan Hubicka <jh@suse.cz>
6372 * tree-dfa.c (dump_variable): Use default_def function.
6373 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6374 * tree-ssa.c (verify_use): Likewise.
6375 * tree-ssanames.c (release_ssa_name): Likewise.
6376 * tree-tailcall.c (eliminate_tail_call): Likewise.
6377 (tree_optimize_tail_calls_1): Likewise.
6378 * tree-vrp.c (get_value_range): Likewise.
6380 2005-07-14 Ben Elliston <bje@au.ibm.com>
6382 * gcc.c (main): Compare language[0] with '*' when iterating over
6385 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6387 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6388 "s390_emit_compare". Add handling of CCZ1mode.
6389 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6390 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6392 (s390_branch_condition_mask): Add CCZ1mode handling.
6393 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6394 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6395 Use CCZ1mode instead of CCZmode.
6396 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6398 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6400 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6402 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6404 2005-07-13 Eric Christopher <echristo@redhat.com>
6406 * config/mips/mips.c (mips_canonicalize_comparison): New.
6407 (mips_emit_int_relational): Use.
6409 2005-07-13 Eric Christopher <echristo@redhat.com>
6411 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6413 * config/s390/s390.md: Include tpf.md. Move tpf specific
6415 * config/s390/tpf.md: To here.
6416 * config/s390/s390.opt: Move tpf specific options...
6417 * config/s390/tpf.opt: to here. Add mmain option.
6418 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6419 * config/s390/tpf.h: Rewrite.
6421 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6423 * doc/tm.texi: Remove @xref{Cross-profiling}.
6425 2005-07-13 Jeff Law <law@redhat.com>
6427 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6428 expressions, test their _DECL operands for pointer equality rather
6429 than using operand_equal_p.
6431 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6433 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6434 (TARGET_POSIX_IO): This.
6435 * config/darwin.h: Likewise.
6436 * config/freebsd.h: Likewise.
6437 * config/linux.h: Likewise.
6438 * config/lynx.h: Likewise.
6439 * config/netbsd.h: Likewise.
6440 * config/rs6000/linux64.h: Likewise.
6441 * config/rs6000/linux.h: Likewise.
6442 * config/s390/tpf.h: Likewise.
6443 * config/sh/embed-elf.h: Likewise.
6444 * config/sparc/linux64.h: Likewise.
6445 * config/sparc/linux.h: Likewise.
6446 * config/svr4.h: Likewise.
6447 * gcov-io.h: Likewise.
6449 * doc/tm.texi: Updated.
6451 * libgcov.c (create_file_directory): Defined only if
6452 TARGET_POSIX_IO is defined.
6453 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6456 2005-07-13 Jan Hubicka <jh@suse.cz>
6458 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6460 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6462 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6463 structure as argument.
6465 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6467 PR tree-optimization/21921
6468 * tree-iterator.c (tsi_link_before): Support the case when
6469 tsi_end_p (tsi) == true.
6471 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6473 PR tree-optimization/22442
6474 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6477 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6479 PR rtl-optimization/20376
6480 * toplev.c (process_options): Enable -fweb and -frename-registers when
6482 * doc/invoke.texi: Update the information about when -fweb and
6483 -frename-registers are enabled.
6485 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6488 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6489 if *rhs_p is not a SSA_NAME.
6491 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6493 Fix PR tree-optimization/22422
6494 * tree-ssa-structalias.c (struct variable_info): Add flag for
6496 (get_varinfo): Now a static function.
6497 (new_varinfo): init has_union and is_special_var to false.
6498 (solution_set_add): Check has_union.
6499 (do_da_constraint): Move temporary variable so it gets reset
6501 Also check for special variable.
6502 (do_ds_constraint): Ditto.
6503 (do_sd_constraint): Ditto.
6504 (do_structure_copy): Check for special variable.
6505 (find_func_aliases): Ditto.
6506 (init_base_vars): Set special vars properly.
6508 2005-07-13 Jan Hubicka <jh@suse.cz>
6510 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6513 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6514 (get_expr_operands): Fix thinko wrt flags and subvars.
6516 PR tree-optimize/22379
6517 * tree-inline.c (expand_call_inline): Do not output sorry in early
6520 2005-07-12 Dale Johannesen <dalej@apple.com>
6522 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6524 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6527 * host-linux.h: Include limits.h.
6529 2005-07-12 Dale Johannesen <dalej@apple.com>
6531 * expr.c (compress_float_constant): Add cost check.
6532 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6534 2005-07-12 Dale Johannesen <dalej@apple.com>
6536 * gcc.target/i386/compress-float-sse.c: New.
6537 * gcc.target/i386/compress-float-sse-pic.c: New.
6538 * gcc.target/i386/compress-float-387.c: New.
6539 * gcc.target/i386/compress-float-387-pic.c: New.
6540 * gcc.dg/compress-float-ppc.c: New.
6541 * gcc.dg/compress-float-ppc-pic.c: New.
6543 2005-07-12 Eric Christopher <echristo@redhat.com>
6545 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6547 * config/s390/s390.md: Include tpf.md. Move tpf specific
6549 * config/s390/tpf.md: To here.
6550 * config/s390/s390.opt: Move tpf specific options...
6551 * config/s390/tpf.opt: to here. Add mmain option.
6552 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6553 * config/s390/tpf.h: Rewrite.
6555 2005-07-12 Eric Christopher <echristo@redhat.com>
6557 * gcc.c (struct infile): Update comment for language.
6558 (main): Rewrite input file resetting code.
6560 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6563 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6564 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6565 (lookup_avail_expr): Use constant_boolean_node instead
6566 of boolean_false_node/boolean_true_node.
6568 2005-07-12 Ben Elliston <bje@au.ibm.com>
6570 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6571 and use it when printing num_edges.
6573 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6575 * doc/extend.texi (Blackfin Built-in Functions): New section.
6576 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6579 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6581 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6582 s/cmpstrsi/cmpstrnsi
6583 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6585 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6586 (init_optabs): Initialize cmpstrn_optab.
6587 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6588 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6589 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6590 * config/i386/i386.md: s/cmpstr/cmpstrn
6591 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6592 * doc/md.texi: Update documentation.
6594 2005-07-11 Richard Henderson <rth@redhat.com>
6596 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6597 build_va_arg_indirect_ref.
6598 (alpha_gimplify_va_arg): Likewise.
6599 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6600 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6601 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6602 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6603 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6604 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6606 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6608 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6610 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6611 * passes.c (init_optimization_passes): Add pass_empty_loop.
6612 * tree-pass.h (pass_empty_loop): Declare.
6613 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6614 try_remove_empty_loop, remove_empty_loops): New functions.
6615 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6616 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6618 2005-07-12 Peter Barada <peter@the-baradas.com>
6622 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6623 in address registers.
6624 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6625 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6626 alternative of addsi3_5200.
6628 2005-07-11 Ian Lance Taylor <ian@airs.com>
6630 * config/mips/mips.md (ffs<mode>2): Remove.
6632 2005-07-11 Ian Lance Taylor <ian@airs.com>
6634 * doc/tree-ssa.texi (Cleanups): Improve description of
6636 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6638 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6640 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6641 * tree.h (DECL_ARGUMENT_FLD): New macro.
6643 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6645 Fix PR tree-optimization/22404
6647 * tree-ssa-structalias.c (create_variable_info_for): Use
6650 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6652 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6653 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6654 for second comparison operand.
6655 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6657 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6658 (define_insn_reservation "alu"): Likewise.
6659 (csync, ssync): Now of type sync.
6660 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6661 -mcsync-anomaly -mspecld-anomaly.
6662 * config/bfin/bfin.opt (mcsync): Remove.
6663 (mcsync-anomaly, mspecld-anomaly): Add.
6664 * config/bfin/bfin.c: Include "insn-codes.h".
6665 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6666 (TARGET_DEFAULT_TARGET_FLAGS): New.
6667 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6669 2005-07-11 Steven Bosscher <stevenb@suse.de>
6671 * basic-block.h: Give the BB flags enum a name, bb_flags.
6672 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6673 * cfgcleanup.c (enum bb_flags): Remove here.
6674 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6675 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6676 (update_forwarder_flag): Likewise.
6677 (thread_jump): Likewise.
6678 (try_forward_edges): Likewise.
6679 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6680 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6681 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6683 2005-07-11 Richard Guenther <rguenther@suse.de>
6685 * config/i386/i386.opt: New target option -msseregparm.
6686 * config/i386/i386.c (override_options): Error out for
6687 -msseregparm but no SSE support.
6688 (ix86_function_sseregparm): Check for global sseregparm.
6689 * doc/invoke.texi: Document -msseregparm.
6691 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6693 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6694 (m32rle-*-linux*): Ditto.
6696 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6698 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6699 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6702 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6706 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6707 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6709 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6711 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6712 (varmap): Heapify varmap.
6713 (constraints): Heapify constraints.
6714 (struct constraint_graph): Heapify succs and preds.
6715 (constraint_vec_find): Update for heapification.
6716 (constraint_set_union): Ditto.
6717 (insert_into_complex): Ditto.
6718 (constraint_edge_vec_find): Ditto.
6719 (erase_graph_self_edge): Ditto.
6720 (add_graph_edge): Ditto.
6721 (get_graph_weights): Ditto.
6722 (merge_graph_nodes): Ditto.
6723 (build_constraint_graph): Ditto.
6724 (topo_visit): Ditto.
6725 (solve_graph): Ditto.
6726 (create_variable_info_for): Ditto.
6727 (init_base_vars): Ditto.
6728 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6729 (condese_varmap_nodes): Free complex vector.
6730 (clear_edges_for_node): Clear succs and preds vector.
6732 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6734 * tree-ssa-structalias.c (update_alias_info): Change counting of
6735 references to not include vdefs.
6737 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6739 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6742 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6744 * pa.c (pa_commutative_p): Make PLUS commutative when
6745 TARGET_NO_SPACE_REGS is true.
6747 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6749 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6750 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6751 * tree-dfa.c (dump_subvars_for): New.
6752 (debug_subvars_for): New.
6753 (dump_variable): Show subvariables if VAR has them.
6754 * tree-flow-inline.h (get_subvar_at): New.
6755 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6756 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6758 (struct subvar): Change fields offset and size to unsigned
6760 (dump_subvars_for): Declare.
6761 (debug_subvars_for): Declare.
6762 (get_subvar_at): Declare.
6763 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6764 to unsigned HOST_WIDE_INT *.
6765 (overlap_subvar): Likewise.
6766 * tree-gimple.c (is_gimple_reg): Always return false for
6767 SFTs and memory tags.
6768 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6770 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6771 (compute_may_aliases): Call compute_points_to_sets.
6772 (collect_points_to_info_for): Remove.
6773 (compute_points_to_and_addr_escape): Remove.
6774 (delete_alias_info): Call delete_points_to_sets.
6775 (compute_flow_sensitive_aliasing): If the call to
6776 find_what_p_points_to returns false, call set_pt_anything.
6777 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6778 (set_pt_anything): Clear pi->pt_vars.
6779 (set_pt_malloc): Remove.
6780 (merge_pointed_to_info): Remove.
6781 (add_pointed_to_expr): Remove.
6782 (add_pointed_to_var): Remove.
6783 (collect_points_to_info_r): Remove.
6784 (is_escape_site): Make extern.
6786 (create_overlap_variables_for): Call it.
6787 * tree-ssa-copy.c (merge_alias_info): Never merge
6788 flow-sensitive alias information.
6789 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6790 offset and size to be unsigned HOST_WIDE_INT.
6791 (add_to_addressable_set): Rename from note_addressable.
6792 Set TREE_ADDRESSABLE as the variables are added to the set.
6794 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6795 operands into VUSEs when adding V_MAY_DEFs for members in an
6797 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6798 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6799 (struct variable_info): Add bitfield is_heap_var.
6800 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6801 (new_var_info): Initialize is_heap_var.
6802 (get_constraint_for): Add HEAP variables to the symbol table.
6803 Mark them with is_heap_var.
6804 (update_alias_info): New. Taken mostly from the old
6805 compute_points_to_and_addr_escape.
6806 (handle_ptr_arith): New.
6807 (find_func_aliases): Call update_alias_info.
6808 Call handle_ptr_info for tcc_binary expressions.
6809 Call mark_stmt_modified.
6810 (create_variable_info_for): If DECL has subvars, do not create
6811 variables for its subvars. Always add all the fields.
6812 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6813 SFTs, then add all the SFTs of the structure.
6814 If VI->DECL is an aggregate with subvariables, add the SFT at
6816 (find_what_p_points_to): If VI is an artificial variable,
6817 translate to bitfields in SSA_NAME_PTR_INFO.
6818 If the solution is empty, set pi->pt_vars to NULL
6819 (init_base_vars): Create ANYOFFSET.
6820 (compute_points_to_sets): Rename from create_alias_vars.
6822 (pass_build_pta): Remove.
6823 (delete_points_to_sets): Rename from delete_alias_vars.
6824 (pass_del_pta): Remove.
6825 * tree-ssa-structalias.h (struct alias_info): Move from
6827 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6828 NUM_REFERENCES_SET): Likewise.
6829 (compute_points_to_sets, delete_points_to_sets): Declare.
6831 2005-07-09 Richard Henderson <rth@redhat.com>
6833 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6834 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6835 alpha_split_lock_test_and_set_12): New functions.
6836 * config/alpha/alpha-protos.h: Update.
6837 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6838 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6839 * config/alpha/sync.md (I12MODE): New.
6840 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6841 (sync_<fetchop_name><I48MODE>): Likewise.
6842 (sync_nand<I48MODE>): Likewise.
6843 (sync_old_<fetchop_name><I48MODE>): Likewise.
6844 (sync_new_<fetchop_name><I48MODE>): Likewise.
6845 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6846 (sync_compare_and_swap<I48MODE>): Likewise.
6847 (sync_lock_test_and_set<I48MODE>): Likewise.
6848 (sync_compare_and_swap<I12MODE>): New.
6849 (sync_compare_and_swap<I12MODE>_1): New.
6850 (sync_lock_test_and_set<I12MODE>): New.
6851 (sync_lock_test_and_set<I12MODE>_1): New.
6853 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6857 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6859 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6861 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6862 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6864 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6867 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6869 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6871 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6872 memory_operand constraint.
6873 (store_conditional_<mode>): Same.
6874 (sync_compare_and_swap<mode>): Same.
6875 (sync_lock_test_and_set<mode>): Same.
6877 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6879 Rewrite PIC support to more closely model actual instructions.
6880 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6881 (cris_symbol): Remove prototypes for removed functions.
6882 (cris_pic_symbol_type_of, cris_valid_pic_const)
6883 (cris_expand_pic_call_address): Prototypes for new functions.
6884 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6886 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6888 <case ':'>: Add case for new punctuation character.
6889 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6890 emitting (extra) PIC modifier.
6891 <case UNSPEC>: Do not assert for PLT.
6892 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6893 (cris_expand_prologue, cris_expand_epilogue): Check
6894 for pic_offset_table_rtx usage instead of taking
6895 current_function_uses_pic_offset_table as the final word.
6896 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6897 Remove flag_pic difference.
6898 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6899 the moral equivalents of...
6900 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6902 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6903 (cris_handle_option): Mark ARG as unused.
6904 (cris_expand_pic_call_address): New worker function for "call",
6906 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6907 output PIC constructs here.
6908 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6909 as symbol-specific modifers, not whole or part of operands.
6910 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6911 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6912 constants and flag_pic.
6913 (CONSTANT_INDEX_P): Adjust for new functions.
6914 (enum cris_pic_symbol_type): New helper type.
6915 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6916 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6917 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6919 ("movsi"): Emit actual instructions for GOT and relative access.
6920 ("*movsi_got_load"): New pattern to set up the register holding
6922 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6923 Adjust FIXME for 'S'.
6924 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6925 Use "movs" for -fpic cases.
6926 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6927 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6928 ("call", "call_value"): Just call cris_expand_pic_call_address for
6930 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6931 Remove special pattern.
6932 ("*expanded_call_side", "*expanded_call_value_side"): New
6934 (gotplt-to-plt, gotplt-to-plt-side-call)
6935 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6937 * config/cris/cris/predicates.md
6938 ("cris_general_operand_or_gotless_symbol"): Remove unused
6940 ("cris_general_operand_or_symbol"): Adjust for new functions.
6942 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6944 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6946 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6948 * Makefile.in (TREE_H): Add treestruct.def.
6949 (c-decl.o): Add pointer-set.h
6950 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6951 visibility on regular DECL's.
6952 (merge_decls): Fix the copying of decl nodes of various types for
6953 the new structures. Don't update RTL, section name, weak status,
6954 etc, on DECL's without RTL.
6955 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6956 Don't check volatile on non-variable types.
6957 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6958 to check whether we have seen arguments.
6959 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6960 flag is checked before field (flag is common, field is not).
6961 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6962 TS_DECL_COMMON could have an origin.
6963 (add_location_or_const_value_attribute): Don't check section name
6964 on non-var/function decls.
6965 (dwarf2out_var_location): Reverse order of tests.
6966 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6967 with DECL_WRTL_CHECK.
6968 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6969 * fold-const.c (fold_binary): Don't check weakness on
6970 non-var/function decls.
6971 (tree_expr_nonzero_p): Ditto.
6972 (fold_checksum_tree): Use tree_decl_extra as sizeof
6974 * ggc-page.c (extra_order_size_table): Add sizes for
6975 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6977 * gimplify.c (gimplify_bind_expr): Only set
6978 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6979 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6981 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6982 * langhooks.h (init_ts). New langhook.
6983 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6984 * print-tree.c (print_node): Update to only print fields that
6985 exist in the structures the passed decl has.
6986 * toplev.c (wrapup_global_declarations): Don't reset
6987 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6988 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6989 * tree-inline.c (remap_decl): Ditto.
6990 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6991 * tree-pretty-print.c (print_declaration): Don't print
6992 DECL_REGISTER on things that don't contain it.
6993 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6994 non-var/function decls.
6995 * tree.c (tree_contains_struct): New structure.
6996 (init_priority_for_decl): New hashtable.
6997 (tree_int_map): New structure.
6998 (tree_int_map_eq): New function.
6999 (tree_int_map_marked_p): Ditto.
7000 (tree_int_map_hash): Ditto.
7001 (tree_map): Move to tree.h.
7002 (tree_map_eq): Externalize.
7003 (tree_map_hash): Ditto.
7004 (tree_map_marked_p): Ditto.
7005 (init_ttree): Set up tree_contains_struct and call langhook.
7006 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7007 (tree_code_size): Update for new structures.
7008 (tree_node_structure): Update for new structures.
7009 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7011 (copy_node_stat): Copy init priority.
7012 (build_decl_stat): Ditto for visibility.
7013 (ts_enum_names): New.
7014 (tree_contains_struct_check_failed): New function.
7015 (decl_init_priority_lookup): Ditto.
7016 (decl_init_priority_insert): Ditto.
7017 * treestruct.def: New file.
7018 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7019 (CONTAINS_STRUCT_CHECK): Ditto.
7020 (tree_contains_struct_check_failed): New prototype.
7021 (DECL_CHECK): Removed.
7022 (DECL_MINIMAL_CHECK): New.
7023 (DECL_COMMON_CHECK): Ditto.
7024 (DECL_WRTL_CHECK): Ditto.
7025 (DECL_NON_COMMON_CHECK): Ditto.
7026 (DECL_WITH_VIS_CHECK): Ditto.
7027 (VAR_OR_FUNCTION_DECL_P): Ditto
7028 (struct tree_decl_minimal): New structure.
7029 (struct tree_decl_common): Ditto.
7030 (struct tree_decl_with_rtl): Ditto.
7031 (struct tree_decl_with_vis): Ditto.
7032 (struct tree_decl_non_common): Ditto.
7033 (struct tree_field_decl): Ditto.
7034 (struct tree_parm_decl): Ditto.
7035 (struct tree_var_decl): Ditto.
7036 (struct tree_function_decl): Ditto.
7037 (struct tree_const_decl): Ditto.
7038 (struct tree_result_decl): Ditto.
7039 (union tree_node): Add new structures.
7040 * var-tracking.c (track_expr_p): Reverse order of tests.
7042 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7044 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7046 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7047 * system.h: Poison FINALIZE_PIC.
7048 * doc/tm.texi (FINALIZE_PIC): Remove.
7050 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7053 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7054 to the correct type if we have a MODIFY_EXPR.
7056 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7058 PR tree-optimization/22360
7059 * tree.c (upper_bound_in_type): Fix calculations for casting
7060 to a non-wider signed type and casting a signed value to a
7061 wider unsigned type.
7062 (lower_bound_in_type): Fix calculations for casting to a
7063 non-wider signed type.
7065 PR tree-optimization/20139
7066 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7068 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7069 fold_cond_expr_cond.
7070 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7071 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7073 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7076 * tree-complex.c (expand_complex_libcall): Produce
7077 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7079 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7081 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7082 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7083 b" assert and inserted fastpath code for this case.
7084 (bitmap_ior): Removed "a != b" assert.
7086 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7088 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7089 (ENDFILE_SPEC): Likewise.
7090 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7092 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7093 a large stack frame at epilogue.
7095 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7097 * final.c: Include sdbout.h when required.
7099 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7101 * config.gcc (*-*-darwin*): Only one target-specific header file
7103 (powerpc-*-darwin*): Add version-specific header files.
7104 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7105 * config.in: Regenerate.
7106 * configure: Regenerate.
7107 * gcc.c: Include xregex.h.
7108 (version_compare_spec_function): New.
7109 (spec_function): Add version-compare.
7110 (replace_outfile_spec_function): Reformat comment.
7111 (compare_version_strings): New.
7112 * config/darwin-c.c (version_as_macro): New.
7113 (builtin_define): New.
7114 (darwin_cpp_builtins): New.
7115 * config/darwin-protos.h (darwin_cpp_builtins): New.
7116 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7117 (LIB_SPEC): Make unconditional, update comment.
7118 (TARGET_C99_FUNCTIONS): Define.
7119 * config/darwin.opt: Sort.
7120 (mmacosx-version-min=): New.
7121 * config/darwin7.h: Delete.
7122 * config/darwin8.h: Delete.
7123 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7124 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7125 (TARGET_C99_FUNCTIONS): Define.
7126 * config/rs6000/darwin7.h: New.
7127 * config/rs6000/darwin8.h: New.
7128 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7129 (-mmacosx-version-min): Document.
7131 2005-07-07 Ian Lance Taylor <ian@airs.com>
7133 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7135 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7138 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7140 2005-07-07 Khem Raj <kraj@mvista.com>
7142 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7143 in bytes, not words.
7145 2005-07-07 Paul Brook <paul@codesourcery.com>
7147 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7148 DEFAULT_FUNCTION_ARG_PADDING to upward.
7150 2005-07-07 Richard Henderson <rth@redhat.com>
7152 * function.c (locate_and_pad_parm): Record parameter alignment in
7153 stack_alignment_needed.
7155 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7157 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7158 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7159 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7160 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7161 (define_attr "type"): Add isync, sync, load_l, store_c.
7162 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7163 Create scratch volatile MEM.
7164 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7166 (load_locked_<mode>): New.
7167 (store_conditional_<mode>): New.
7168 (sync_compare_and_swap<mode>): Replace with splitter.
7169 (sync_lock_test_and_set<mode>): Replace with splitter.
7170 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7172 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7173 is ics. Attribute isync.
7174 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7176 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7177 and UNSPECV_SYNC_OP.
7178 (emit_unlikely_jump): New.
7179 (emit_load_locked): New.
7180 (emit_store_conditional): New.
7181 (rs6000_split_compare_and_swap): New.
7182 (rs6000_split_lock_test_and_set): New.
7183 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7184 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7185 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7186 rs6000_split_lock_test_and_set): Declare.
7187 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7188 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7189 store_c, isync, sync.
7191 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7193 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7194 filenames to gtyp-gen.h.
7195 (s-typ-gen): Use it in place of for loops.
7197 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7199 * hooks.c (hook_bool_rtx_int_false): New function.
7200 * hooks.h (hook_bool_rtx_int_false): Declare.
7201 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7202 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7203 * target.h (struct gcc_target): Add commutative_p member.
7204 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7205 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7206 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7207 (pa_commutative_p): New function.
7208 * jump.c (target.h): Include.
7209 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7210 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7212 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7214 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7215 (s390_expand_setmem): New.
7216 * config/s390/s390.c: Likewise.
7217 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7219 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7220 general_operand. Call new function "s390_expand_setmem".
7221 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7222 ("setmem_long", "*setmem_long"): ... this.
7224 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7226 * config/s390/s390.c: (optimization_options): Enable
7227 TARGET_MVCLE at -Os.
7228 * doc/invoke.texi: Document changes in default behaviour.
7229 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7231 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7233 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7234 defined by back-end.
7236 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7238 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7239 all sets in the pattern.
7240 * config/rs6000/rs6000.md (stack_protect_testsi,
7241 stack_protect_testdi): Likewise.
7243 2005-07-06 Jeff Law <law@redhat.com>
7245 * tree-vrp.c (simplify_using_ranges): Kill.
7246 (vrp_finalize): Remove call to simplify_using_ranges.
7247 (simplify_stmt_using_ranges): New function extracted from
7248 simplify_using_ranges.
7249 (simplify_div_or_mod_using_ranges): Likewise.
7250 (simplify_abs_using_ranges): Likewise.
7251 (simplify_cond_using_ranges): New function.
7252 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7253 * tree-ssa-propagate.c (substitute_and_fold): Call
7254 simplify_stmt_using_ranges if we have range information.
7256 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7258 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7259 ia64_flag_schedule_isns2.
7261 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7262 reading/writing general registers.
7263 (ia64_function_arg): Revert 2005-06-18 change.
7265 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7267 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7268 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7270 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7272 * function.c (expand_function_end): Revert part of 2005-06-27
7273 patch. Do sjlj_emit_function_exit_after after return_label.
7275 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7277 * doc/install.texi (--disable-libssp): New.
7279 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7281 * doc/invoke.texi: Update -fforce-mem documentation.
7282 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7283 code for -fforce-mem.
7284 * expmed.c: (store_bit_field,store_fixed_bit_field,
7285 extract_bit_field): Ditto.
7286 * expr.c: (convert_move): Ditto.
7287 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7288 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7289 emit_conditional_add,expand_float,expand_fix): Ditto.
7290 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7291 (common_handle_option): Issue warning when -fforce-mem specified.
7293 2005-07-06 Paul Brook <paul@codesourcery.com>
7295 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7297 * configure: Regenerate.
7299 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7301 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7303 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7305 Fix PR tree-optimization/22319
7306 Fix PR tree-optimization/22140
7307 Fix PR tree-optimization/22310
7309 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7310 variable sized types.
7311 Use correct type for intermediate structure on *a = *b structure
7314 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7316 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7318 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7319 (machine_function): Move typedef to...
7320 * config/rs6000/rs6000.c (machine_function): ... here. Add
7321 varargs_save_offset field.
7322 (rs6000_stack_t): Remove varargs_size field.
7323 (setup_incoming_varargs): Allocate varargs save area using
7324 assign_stack_local, try to make it as small as possible.
7325 Save offset from virtual_stack_vars_rtx to the save area
7326 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7327 instead of magic 8 when fp word byte size is used.
7328 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7329 instead of -RS6000_VARARGS_SIZE.
7330 (rs6000_stack_info, debug_stack_info,
7331 rs6000_initial_elimination_offset): Remove all traces of
7333 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7334 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7335 RS6000_VARARGS_AREA.
7337 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7339 PR tree-optimization/21963
7340 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7341 constant_multiple_of in the same way get_computation_cost_at does.
7343 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7345 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7346 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7347 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7348 and return its previous value.
7349 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7350 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7352 (stack_protect_set, stack_protect_test): New expanders.
7353 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7354 stack_protect_testdi): New insns.
7355 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7356 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7358 2005-07-06 Jeff Law <law@redhat.com>
7360 * tree-ssa-dce.c (cfg_altered): New global.
7361 (tree_dce_init): Initialize cfg_altered.
7362 (remove_dead_stmt): If we remove an edge in the CFG, then set
7364 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7367 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7369 * Makefile.in (stamp-collect-ld): Use
7370 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7371 ./collect-ld if it already exists.
7372 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7373 Don't remove ./nm if it already exists.
7375 2005-07-05 Devang Patel <dpatel@apple.com>
7377 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7378 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7379 * tree-vectorizer.c (vect_loop_location): New.
7380 (vect_print_dump_info): Use vect_loop_location.
7381 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7382 (vectorize_loops): Set vect_loop_location.
7383 * tree-vect-analyze.c (vect_analyze_offset_expr,
7384 vect_determin_vectorization_factor, vect_analyze_operations,
7385 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7386 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7387 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7388 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7389 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7390 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7391 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7392 vect_analyze_loop): Adjust vect_print_dump_info API.
7393 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7394 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7395 vect_finish_stmt_generation, vectorizable_assignment,
7396 vectorizable_operation, vectorizable_store, vectorizable_load,
7397 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7398 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7399 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7400 vect_transform_loop): Same.
7401 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7402 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7405 2005-07-05 Randolph Chung <tausq@debian.org>
7407 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7408 * configure: Regenerate.
7409 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7410 (pa_tls_referenced_p): Declare.
7411 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7412 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7413 (legitimize_tls_address): New.
7414 (hppa_legitimize_address): Handle TLS addresses.
7415 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7416 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7417 (emit_move_sequence): Handle TLS addresses.
7418 (pa_encode_section_info): Call default handler to handle common
7420 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7421 (CONSTANT_ADDRESS_P): Reject TLS operands.
7422 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7423 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7424 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7425 (UNSPEC_TLSLE): Define new constants.
7426 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7427 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7428 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7429 (tie_symbolic_operand, tle_symbolic_operand): New
7431 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7433 * aclocal.m4: Update macros for autoconf 2.59 style.
7434 * configure.ac: Likewise.
7436 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7438 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7439 (function_arg): Pass small aggregates in general registers on 32-bit
7441 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7443 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7445 * Makefile.in (final.o): Fix dependencies.
7447 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7451 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7452 * langhooks.c (lhd_expr_to_decl): New.
7453 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7455 (LANG_HOOKS_INITIALIZER): Update.
7456 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7457 expr_to_decl langhook.
7458 * c-tree.h (c_expr_to_decl): Declare.
7459 * c-typeck.c (c_expr_to_decl): New.
7460 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7462 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7464 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7467 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7468 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7470 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7472 * Makefile.in: Adjust dependencies.
7473 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7474 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7475 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7476 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7477 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7478 rest_of_compilation.
7480 * bb-reorder.c (gate_duplicate_computed_gotos,
7481 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7482 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7483 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7484 pass_partition_blocks): New.
7485 * bt-load.c (gate_handle_branch_target_load_optimize,
7486 rest_of_handle_branch_target_load_optimize,
7487 pass_branch_target_load_optimize): New.
7488 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7490 * cfglayout.c (pass_insn_locators_initialize): New.
7491 * cfgrtl.c (pass_free_cfg): New.
7492 * combine.c (gate_handle_combine, rest_of_handle_combine,
7494 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7495 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7496 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7497 * except.c (pass_set_nothrow_function_flags,
7498 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7500 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7501 rest_of_handle_shorten_branches, pass_shorten_branches,
7502 rest_of_clean_state, pass_clean_state): New.
7503 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7504 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7505 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7507 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7508 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7509 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7510 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7512 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7513 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7514 pass_rtl_ifcvt, gate_handle_if_after_combine,
7515 rest_of_handle_if_after_combine, pass_if_after_combine,
7516 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7517 pass_if_after_reload): New.
7518 * integrate.c (pass_initial_value_sets): New.
7519 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7520 pass_purge_lineno_notes): New.
7521 * mode-switching.c (rest_of_handle_mode_switching,
7522 pass_mode_switching): New.
7523 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7524 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7526 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7527 pass_loop_optimize): New.
7528 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7530 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7532 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7533 pass_postreload_cse): New.
7534 * profile.c (gate_handle_profiling, pass_profiling,
7535 rest_of_handle_branch_prob, pass_branch_prob): New.
7536 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7537 pass_split_before_regstack, gate_handle_split_before_regstack,
7538 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7539 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7540 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7541 pass_stack_regs): New.
7542 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7543 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7544 pass_stack_adjustments): New.
7545 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7546 pass_regrename): New.
7547 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7548 pass_delay_slots, gate_handle_machine_reorg,
7549 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7550 * rtl.h (extern void purge_line_number_notes): New.
7551 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7552 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7554 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7556 * value-prof.c (gate_handle_value_profile_transformations,
7557 rest_of_handle_value_profile_transformations,
7558 pass_value_profile_transformations): New.
7559 * var-tracking.c (gate_handle_var_tracking,
7560 pass_variable_tracking): New.
7561 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7563 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7564 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7565 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7566 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7567 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7568 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7569 rest_of_handle_gcse2, rest_of_handle_regmove,
7570 rest_of_handle_tracer, rest_of_handle_if_conversion,
7571 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7572 rest_of_handle_web, rest_of_handle_branch_prob,
7573 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7574 rest_of_handle_jump_bypass, rest_of_handle_combine,
7575 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7576 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7577 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7578 rest_of_handle_mode_switching, rest_of_handle_jump,
7579 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7580 rest_of_handle_flow2, rest_of_handle_jump2,
7581 rest_of_handle_peephole2, rest_of_handle_postreload,
7582 rest_of_handle_shorten_branches, rest_of_clean_state,
7583 rest_of_compilation): Remove.
7585 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7586 * passes.c (dump_flags, in_gimple_form, all_passes,
7587 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7588 register_dump_files, next_pass_1, last_verified, execute_todo,
7589 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7590 from tree-optimize.c.
7591 (init_optimization_passes): Moved from tree-optimize.c,
7592 adding the RTL optimizations.
7593 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7594 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7595 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7596 register_dump_files, next_pass_1, last_verified, execute_todo,
7597 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7598 init_tree_optimization_passes, ipa_passes): Delete.
7599 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7601 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7602 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7604 (ipa_passes): Remove.
7605 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7606 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7607 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7608 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7609 (dump_info_p, dump_flag): Moved to tree-dump.h.
7611 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7613 * passes.c (finish_optimization_passes): Use dump_begin
7614 and dump_end, TDI_end.
7615 (gate_rest_of_compilation): New.
7616 (pass_rest_of_compilation): Use it.
7617 (gate_postreload, pass_postreload): New.
7618 * toplev.c (general_init): Rename init_tree_optimization_passes.
7619 * toplev.h (init_tree_optimization_passes): Rename to
7620 init_optimizations_passes.
7621 * tree-dump.c (dump_flag): Make static.
7622 (dump_files): Remove RTL dumps.
7623 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7624 pass_cleanup_cfg, pass_free_cfg_annotations,
7625 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7626 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7627 * tree-pretty-print.c: Include tree-pass.h.
7628 * cgraph.c: Include tree-dump.h.
7630 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7632 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7633 Only fall back to saying it points to readonly memory if
7636 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7638 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7639 * config/m32r/m32r.c (m32r_compute_frame_size,
7640 m32r_expand_prologue): Take current_function_profile into
7641 account whenever we reference
7642 current_function_uses_pic_offset_table.
7643 (m32r_finalize_pic): Remove.
7644 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7646 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7648 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7649 instead of $<. Don't remove ./as if it already exists.
7651 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7654 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7655 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7656 for complex modes when generating code for PA 1.0.
7657 (VALID_FP_MODE_P): New macro.
7658 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7659 sets for all general and floating point modes. Align wide floating
7660 point modes to even register boundaries to comply with architectural
7662 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7663 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7664 (VALID_FP_MODE_P): New macro.
7665 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7666 sets for all general and floating point modes. Align wide floating
7667 point modes to even register boundaries to comply with architectural
7670 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7672 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7675 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7677 * tree-ssa-structalias.c: Don't include expr.h.
7679 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7681 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7684 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7686 Fix PR tree-optimization/22279
7688 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7691 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7693 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7695 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7697 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7698 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7699 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7700 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7701 config/stormy16/stormy16.c, config/v850/v850.c,
7702 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7703 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7704 Avoid "." or "\n" at end of diagnostics and capital letters at
7705 start of diagnostics.
7706 * combine.c, cse.c: Don't translate dump file output.
7707 * toplev.c (print_version): Only translate output if going to
7710 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7712 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7713 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7716 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7718 * pa.c (fix_range): Fix typo in comment.
7720 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7722 * tree-vrp.c (extract_range_from_assert): Replace
7723 fold (build (...)) with fold_build2.
7725 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7727 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7728 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7729 (format_types_orig, handle_format_attribute): Add support for
7732 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7734 * varasm.c (assemble_variable): Fix format specifier thinko.
7736 2005-07-03 Ira Rosen <irar@il.ibm.com>
7738 PR tree-optimization/22029 (and 22135)
7739 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7740 a phi node before calling dump_vops.
7742 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7744 * tree-dump.h (dump_string_field): Declare.
7745 * tree-dump.c: Use it instead of dump_string.
7746 (dump_string_field): Make non-static.
7748 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7750 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7751 up the minimal CFG stuff always when optimize > 0. Call
7752 split_all_insns_noflow in PIC case if needed.
7754 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7755 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7758 * c-decl.c (c_write_global_declarations): Dump contents of
7760 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7761 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7762 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7763 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7766 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7768 * c-common.h (GCC_DIAG_STYLE): Define.
7769 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7770 version for format checking to 4.1.
7771 * c-format.c: Include toplev.h after c-common.h.
7772 (enum format_type): Add gcc_tdiag_format_type.
7773 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7774 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7775 (format_types_orig): Add gcc_tdiag.
7776 (init_dynamic_diag_info): Support gcc_tdiag formats.
7777 (handle_format_attribute): Likewise.
7778 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7779 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7780 version for format checking to 4.1.
7781 (warning0, warning, error, pedwarn, sorry): Use
7783 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7784 (finish_aliases_1): Do not use %qE.
7785 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7786 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7787 Correct format bugs.
7788 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7789 parameter to unsigned HOST_WIDE_INT.
7790 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7792 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7795 * expr.c (write_complex_part): Use adjust_address for MEM.
7796 (read_complex_part): Same.
7798 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7800 Fix PR tree-optimization/22280
7802 * tree-sra.c (generate_element_init): Remove useless loop.
7804 2005-07-02 Richard Henderson <rth@redhat.com>
7806 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7808 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7810 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7813 * fold-const.c (fold_binary): Handle the return value of
7814 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7815 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7817 2005-07-02 Jeff Law <law@redhat.com>
7819 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7820 a eliminate type conversion which feeds an equality comparison
7821 if the original type or either operand in the comparison is a
7824 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7826 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7827 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7829 * config/avr/avr.c: Do not use '`' as left quote.
7830 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7831 Remove "." from end of diagnostics. Make diagnostics start with
7834 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7835 Joseph S. Myers <joseph@codesourcery.com>
7837 * toplev.c (default_tree_printer): Handle setting location with
7839 * c-objc.common.c (c_tree_printer): Likewise.
7840 * c-format.c (gcc_diag_flag_specs): Add '+'.
7841 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7842 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7844 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7845 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7846 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7847 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7848 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7849 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7850 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7851 format arguments where %J is used without %D.
7853 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7855 * gcc.c (LINK_SSP_SPEC): Define.
7856 (link_ssp_spec): New variable.
7857 (LINK_COMMAND_SPEC): Add %(link_ssp).
7858 (static_specs): Add link_ssp_spec.
7859 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7860 * configure: Rebuilt.
7861 * config.in: Rebuilt.
7863 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7864 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7865 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7866 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7867 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7868 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7869 -0x7008(2) instead of reading __stack_chk_guard variable.
7870 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7872 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7873 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7874 if TARGET_THREAD_SSP_OFFSET is defined.
7875 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7876 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7879 2005-06-27 Richard Henderson <rth@redhat.com>
7880 * libgcc-std.ver (GCC_4.1.0): New.
7881 * libgcc.h (__stack_chk_guard): Declare.
7882 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7883 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7884 * mklibgcc.in (lib2funcs): Add them.
7886 2005-07-01 Richard Henderson <rth@redhat.com>
7888 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7889 void * before struct sigcontext *.
7890 (x86_fallback_frame_state): Likewise.
7892 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7894 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7896 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7899 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7900 we check for SSA_NAME for.
7902 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7904 Fix PR tree-optimization/22071
7906 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7908 (get_constraint_for_component_ref): Use it.
7910 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7913 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7914 print out the last new line.
7916 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7918 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7919 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7920 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7921 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7922 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7923 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7924 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7925 (enum reg_class): New member CC0_REGS.
7926 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7927 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7928 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7929 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7930 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7931 Adjust for register now described.
7933 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7936 * config/i386/i386.md (stack_protect_test_si,
7937 stack_protect_test_di): Add earlyclobber for scratch 3.
7938 * config/rs6000/rs6000.md (stack_protect_testsi,
7939 stack_protect_testdi): Add earlyclobber for scratch 3,
7940 remove earlyclobber from scratch 4.
7942 Older entries for 2005 can be found in ChangeLog-2005.