| blob | 56ab4272dcbc5e4c6c4e0879e94b3ddcef6cda67 |
1 2005-10-30 Jan Hubicka <jh@suse.cz>
3 PR tree-optimization/24172
4 * tree-inline.c (copy_body_r): Unshare the substituted value first.
6 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
8 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
9 constants for hosts with long != 32 bits.
11 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
13 PR middle-end/24093
14 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
16 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
18 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
19 (TARGET_MS1_16_002): New.
20 (TARGET_MS1_16_003): New.
22 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
23 ("*decrement_and_branch_until_zero_no_clobber"): New.
24 Add corresponding splitter for decrement_and_branch_until_zero
25 instruction.
26 Key all decrement_and_branch_until_zero patterns off of
27 TARGET_MS1_16_003.
29 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
31 PR middle-end/24362
32 * tree-complex.c (extract_component): Treat RESULT_DECL
33 like the rest of the decls.
35 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
37 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
38 indirect call to _mcount if the function needs a static chain.
40 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
41 Caroline Tice <ctice@apple.com>
43 PR rtl-optimization/24460
44 * dwarf2out.c (have_switched_text_sections): New boolean variable.
45 (dwarf2out_switch_text_section): Set it to true instead of
46 incrementing separate_line_info_table_in_use.
47 (output_loc_list): Additionally test have_switched_text_sections.
48 (output_ranges): Likewise.
49 (dwarf2out_finish): Likewise.
50 * varasm.c (assemble_start_function): Do not call
51 insert_section_boundary_note.
52 (assemble_end_function): If flag_reorder_blocks_and_partition,
53 switch to the function's section before emitting the .size directive.
54 * bb-reorder.c (insert_section_boundary_note): Staticify.
55 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
56 * output.h (insert_section_boundary_note): Delete.
58 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
60 PR c/23103
61 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
62 instead of pointer equality when comparing types.
64 2005-10-24 James E. Wilson <wilson@specifix.com>
66 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
67 add_dependence_list_and_free calls.
69 2005-10-24 Steven Bosscher <stevenb@suse.de>
71 * contrib.texi: Add the names of the LLNL folks who donated
72 Cray pointer support for gfortran.
74 2005-10-24 Steven Bosscher <stevenb@suse.de>
76 PR tree-optimization/24225
77 * profile.c (branch_prob): Look from end to start through a
78 basic block when looking for a locus.
80 2005-10-24 Richard Henderson <rth@redhat.com>
82 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
83 parallel.
84 (hppa_expand_prologue): Likewise.
86 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
88 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
89 (NO_DEFERRED_PROFILE_COUNTERS): Define.
90 * pa.h (NO_PROFILE_COUNTERS): Define.
91 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
92 (funcdef_nos): New vector to hold label numbers of deferred profile
93 counters.
94 (output_deferred_profile_counters): New function.
95 (hppa_profile_hook): Push label number onto funcdef_nos.
96 (pa_hpux_file_end): Call output_deferred_profile_counters if
97 NO_DEFERRED_PROFILE_COUNTERS is false.
99 * pa-protos.h (get_deferred_plabel): New prototype.
100 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
101 Make global.
102 (output_call): Adjust calls.
104 2005-10-24 Alan Modra <amodra@bigpond.net.au>
106 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
107 peculiarity of GOT/TOC section usage.
109 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
111 PR objc/24435
112 * c-common.c (constant_string_class_name): Add documentation.
114 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
116 PR target/23832
117 * recog.c (peephole2_optimize): Increment peep2_current_count
118 only when the slot is empty.
120 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
122 PR ada/23957
123 * except.c (output_function_exception_table): Call
124 assemble_external_libcall if we need a personality function.
126 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
128 PR rtl-optimization/24460
129 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
130 set the basic block for barriers.
132 2005-10-21 Janis Johnson <janis187@us.ibm.com>
134 * var-tracking.c (vt_initialize): Initialize post.
136 2005-10-21 Devang Patel <dpatel@apple.com>
138 PR/24220
139 * c-common.c (vector_types_convertible_p): Check vector element type.
141 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
143 * config/sh/sh.c (prepare_move_operands): Handle the address
144 constant which is a tls symbolic address plus a constant.
146 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
148 PR driver/24473
149 * gcc.c (main): Use the correct counter for erroring out
150 about mulitple files.
152 2005-10-21 Alan Modra <amodra@bigpond.net.au>
154 PR target/24465
155 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
156 use r2 for 64-bit tls .got access.
158 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
160 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
161 TRUTH_OR_EXPR.
163 2005-10-20 Steven Bosscher <stevenb@suse.de>
165 PR tree-optimization/24307
166 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
168 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
170 PR middle-end/24295
171 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
172 alias targets.
173 * varasm.c (find_decl_and_mark_needed): After cgraph global info
174 is ready, stop marking functions, but still mark variables.
176 2005-10-20 Richard Guenther <rguenther@suse.de>
178 PR c++/24439
179 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
180 void type operands.
182 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
184 PR rtl-optimization/23585
185 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
186 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
187 (may_trap_p_1): New predicate extracted from...
188 (may_trap_p): ... here. Invoke may_trap_p_1.
189 (may_trap_or_fault_p): New predicate.
190 * rtl.h (may_trap_or_fault_p): Declare it.
191 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
192 instead of may_trap_p.
193 (steal_delay_list_from_fallthrough): Likewise.
194 (fill_simple_delay_slots): Likewise.
195 (fill_slots_from_thread): Likewise.
196 * function.c (pad_to_arg_alignment): Rework comment about
197 SPARC_STACK_BOUNDARY_HACK.
198 * config/sparc/sparc.h: Likewise.
200 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
202 * config/s390/s390.c (s390_expand_insv): New.
203 * config/s390/s390-protos.h (s390_expand_insv): Declare.
204 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
205 ("icm_hi"): Remove mode attribute.
206 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
207 Adjust all uses.
208 ("*extracthi", "*extractqi"): Remove.
209 (extv<mode>", "*extzv<mode>"): New.
210 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
211 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
213 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
215 * cfgexpand.c (discover_nonconstant_array_refs_r,
216 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
217 (tree_expand_cfg): Call discover_nonconstant_array_refs.
218 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
219 discover_nonconstant_array_refs.
221 2005-10-19 Steven Bosscher <stevenb@suse.de>
223 PR c/23228
224 * c-decl.c (pop_scope): Don't warn about an unused variable
225 if it is marked with TREE_NO_WARNING.
226 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
227 somenow mismatch and olddecl is to be replaced.
229 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
231 PR middle-end/23199
232 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
233 whether registers live on the edge can be saved/restored.
235 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
237 * config/sh/sh.c (fixup_mova): Skip notes.
239 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
241 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
242 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
243 (s390_can_eliminate): Handle BASE_REGNUM elimination.
244 (s390_initial_elimination_offset): Likewise.
245 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
246 register on TARGET_ZARCH targets.
247 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
248 (INITIAL_FRAME_POINTER_OFFSET): Remove.
249 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
250 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
252 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
254 * config/s390/s390.md: Comment describing output modifiers updated.
255 * config/s390/s390.c (print_operand): Likewise.
257 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
259 * config/s390/s390.c (override_options): Added check for -mstack-size
260 64k limitation.
261 * doc/invoke.texi: Mention that limit in the documenation.
263 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
265 PR #19672
266 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
268 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
270 Fix PR tree-optimization/24231
272 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
273 (compute_avail): Ditto.
275 2005-10-18 Richard Henderson <rth@redhat.com>
277 PR target/24428
278 * config/i386/i386.c (legitimate_constant_p): Check
279 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
280 if LABEL_REF.
281 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
282 (legitimate_pic_address_disp_p): Reorg CONST checking to make
283 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
284 directly.
285 (print_operand_address): Likewise.
286 * config/i386/predicates.md (x86_64_immediate_operand): Test
287 SYMBOL_REF_TLS_MODEL properly inside CONST.
288 (x86_64_zext_immediate_operand): Likewise.
289 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
290 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
291 * config/i386/i386-protos.h: Remove predicates.md entries.
293 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
295 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
296 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
298 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
299 Ian Lance Taylor <ian@airs.com>
301 PR middle-end/23522
302 * fold-const.c (fold_widened_comparison): Do not allow range based
303 constant folding when right operand cannot be unwidened.
305 2005-10-17 Richard Henderson <rth@redhat.com>
307 * builtins.c (expand_builtin_synchronize): Build a new-style asm
308 with a memory clobber.
310 2005-10-17 James E Wilson <wilson@specifix.com>
312 PR rtl-optimization/17356
313 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
314 checking for EDGE_EH.
316 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
318 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
319 the slot on an even boundary for any type with 16-byte alignment.
321 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
323 PR target/23424
324 * md.texi (Modifiers) <%>: Clarify that % doesn't work
325 after register allocation.
327 2005-10-17 DJ Delorie <dj@redhat.com>
329 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
330 as frame related.
332 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
334 PR c++/22551
335 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
336 overflow flags.
338 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
340 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
341 to 2 if it's already non-zero.
342 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
343 is set and warn about it if flag_schedule_insns is 1.
345 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
347 * config/crx/crx.md: Compare-and-branch instructions need to
348 invalidate CC.
350 2005-10-17 Uros Bizjak <uros@kss-loka.si>
352 PR target/24315
353 * config/i386/i386.md (*pushdi2_rex64 splitter)
354 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
355 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
356 flow2 pass only when (optimize > 0 && flag_peephole2).
358 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
360 PR driver/22544
361 * gcc.c (have_c): New static variable.
362 (have_o): Likewise.
363 (process_command): Remove declation of have_c.
364 Set have_o to 1 when handling -o.
365 (main): Add a fatel error if there are multiple
366 files specified and -o and -c/-S is passed witout
367 -combine or multiple languages.
369 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
371 Fix PR tree-optimization/22444
372 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
373 Assert that we don't hit something with subvars.
374 (setup_pointers_and_addressables): Don't add things with subvars,
375 because we'll already process the subvars for aliasing purposes.
377 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
379 PR target/23424
380 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
381 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
382 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
383 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
384 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
385 swapped, alternatives for the R constraint.
387 PR middle-end/24341
388 * builtins.c (get_builtin_sync_mode): Make unlimited
389 mode_for_size request.
391 2005-10-15 Richard Henderson <rth@redhat.com>
393 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
394 (gimplify_expr): ... here.
395 (gimplify_compound_lval): Use it in initial scan loop. Allow
396 fb_lvalue in base expression.
398 2005-10-15 Richard Henderson <rth@redhat.com>
400 PR 23714
401 * builtins.c (expand_builtin_trap): Export.
402 * expr.h (expand_builtin_trap): Declare.
403 * expr.c (expand_assignment): Emit a trap for integral offsets
404 from registers that weren't reduced to bitpos.
406 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
407 (mark_array_ref_addressable): Remove.
408 * tree-flow.h (mark_array_ref_addressable): Remove.
409 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
411 2005-10-15 James E Wilson <wilson@specifix.com>
413 PR target/24232
414 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
415 (add_dependence_list_and_free): Likewise.
416 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
417 call.
419 2005-10-15 Diego Novillo <dnovillo@redhat.com>
421 PR 23141
422 PR 23142
423 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
424 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
425 anti-range.
426 (vrp_visit_phi_node): Only prevent infinite iterations when
427 the previous result and the new result are both VR_RANGEs.
429 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
431 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
432 function comment.
434 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
436 PR c/23439
437 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
438 to initialize loc.
440 2005-10-14 Per Bothner <per@bothner.com>
442 PR preprocessor/21250
443 * c-ppoutput.c (print_line): Print internal line 0 as 1.
445 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
447 PR c++/22551
448 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
449 overflow flags. Refactor some conditionals.
451 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
453 PR tree-opt/21304
454 * tree-dfa.c (add_referenced_var): Only look at decls which
455 have TREE_CONSTANT or TREE_READONLY set instead of if
456 !TREE_PUBLIC or !TREE_CONSTANT.
458 2005-10-13 James E Wilson <wilson@specifix.com>
460 * doc/invoke.texi: For -x, add f95-cpp-input.
461 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
463 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
465 PR tree-optimization/24262
466 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
467 in loop all the time.
469 2005-10-12 Richard Henderson <rth@redhat.com>
471 PR c/24255
472 * tree.h (DECL_TRANSPARENT_UNION): Remove.
473 * function.c (assign_parm_find_data_types): Don't support it.
474 * print-tree.c (print_node): Likewise.
475 * c-common.c (handle_transparent_union_attribute): Likewise.
476 Use build_duplicate_type.
477 * tree-inline.c (remap_type_1): Split out of remap_type;
478 properly remap aggregate fields.
479 (build_duplicate_type): New.
480 * doc/extend.texi (Variable Attributes): Remove documentation
481 for transparent_union.
483 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
485 PR target/24284
486 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
487 (gen_stack_pointer_dec): Likewise.
489 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
491 PR middle-end/21275
492 PR middle-end/21766
493 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
494 target hook.
495 (struct cxx): Add adjust_class_at_definition target hook.
496 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
497 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
498 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
499 hook_void_tree. Add to TARGET_CXX.
500 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
501 dllimport_flag.
502 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
503 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
504 instead of attribute. Check for dllexport override. Warn if
505 inconsistent dll linkage. Don't lose old dllimport if decl has
506 had address referenced. Tweak lookup of dllimport atribute.
507 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
508 for target specific rules. Don't add dllimport attribute if
509 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
510 dllimport attribute.
511 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
512 * varasm.c (initializer_constant_valid_p): Replace
513 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
515 PR target/21801
516 PR target/23589
517 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
518 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
519 (i[34567]86-*-mingw32*): Likewise.
521 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
522 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
524 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
525 C++-specific code. Change return value to bool.
526 (i386_pe_dllimport_p): Likewise.
527 (associated_type): Simplify and make language-independent
528 (i386_pe_encode_section_info): Replace override of ambiguous
529 dllimport symbol refs with a gcc_assert.
530 (i386_pe_valid_dllimport_attribute_p): Define.
531 * config/i386/winnt-cxx.c: New file. Define C++ versions of
532 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
533 i386_pe_adjust_class_at_definition.
534 * config/i386/winnt-stubs.c: New file. Define stub versions of
535 lang-specific functions.
536 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
537 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
538 i386_pe_adjust_class_at_definition.
539 (i386_pe_valid_dllimport_attribute_p): Declare.
540 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
541 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
542 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
544 PR target/19704
545 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
546 dllimport attribute with test of DECL_DLLIMPORT_P.
548 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
550 * combine.c (make_extraction): Correct offset computation.
552 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
554 * config/cris/t-linux (LIMITS_H_TEST): Define.
556 2005-10-12 Richard Henderson <rth@redhat.com>
558 PR rtl-opt/23324
559 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
561 2005-10-12 Richard Guenther <rguenther@suse.de>
563 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
565 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
567 PR c++/19964
568 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
569 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
570 type.
572 2005-10-12 Richard Guenther <rguenther@suse.de>
574 PR c++/23799
575 * varasm.c (output_constant): Correct typo from previous
576 patch by DJ.
578 2005-10-11 Ian Lance Taylor <ian@airs.com>
580 PR rtl-optimization/13931
581 * combine.c: Revert patch of 2003-05-14, and:
582 (try_combine): Only set elim_i1 and elim_i2 if the destination is
583 completely killed in the appropriate insn.
584 (distribute_notes): Don't skip multiple hard register test for
585 elim_i1 and elim_i2.
587 2005-10-11 Richard Henderson <rth@redhat.com>
589 PR c/24255
590 * c-typeck.c (convert_for_assignment): Use build_constructor_single
591 to initialize a transparent union instead of a nop_expr.
593 2005-10-11 Richard Henderson <rth@redhat.com>
595 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
596 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
597 (tree_ssa_dce_loop): Call scev_reset.
599 PR tree-opt/24300
600 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
601 * tree-ssa-dce.c: Include cfgloop.h.
602 (tree_ssa_dce_loop, pass_dce_loop): New.
603 * tree-pass.h (pass_dce_loop): Declare it.
604 * passes.c (init_optimization_passes): Use it.
606 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
608 PR middle-end/24263
609 * convert.c (convert_to_real): Revert 2005-10-05 patch.
610 Only apply the optimization for rounding builtins if the inner
611 cast is also an extension.
613 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
615 PR tree-opt/23946
616 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
617 mark_new_vars_to_rename instead of update_stmt.
619 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
621 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
623 2005-10-11 Jakub Jelinek <jakub@redhat.com>
625 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
626 for setting MMX register to 0 rather than mmx.
628 2005-10-10 Steve Ellcey <sje@cup.hp.com>
630 PR target/12098
631 * configure.ac: Move gas check from mips specific case to common case.
632 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
633 * configure: Regenerate
634 * doc/install.texi: Update.
636 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
638 PR target/24284
639 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
641 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
643 * gcc.c (do_spec_1): Accept numeric characters in file name
644 suffixes.
646 2005-10-10 Nick Clifton <nickc@redhat.com>
648 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
649 describing the deleted arm_gen_rotated_half_load function.
651 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
653 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
654 __fpscr_values.
656 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
658 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
659 gnu_ld assignments.
660 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
661 (EXTRA_MULTILIB_PARTS): Define.
662 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
663 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
664 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
665 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
666 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
667 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
669 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
671 PR tree-optimization/24226
672 * tree-cfg.c (remove_bb): Clean up unreachable loops.
673 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
674 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
675 Export.
677 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
679 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
681 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
683 PR target/24136
684 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
685 Rewrite for no need for the early clobber.
687 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
689 Merge from csl-arm-branch:
690 2005-09-07 Paul Brook <paul@codesourcery.com>
691 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
692 space to string.
694 2005-04-30 Paul Brook <paul@codesourcery.com>
695 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
696 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
698 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
699 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
700 (arm_override_options): Use TARGET_AAPCS_BASED.
701 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
702 (PTRDIFF_TYPE): Use int for AAPCS.
703 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
704 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
705 (DEFAULT_SHORT_ENUMS): Delete.
706 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
708 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
709 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
710 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
711 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
713 2004-12-03 Mark Mitchell <mark@codesourcery.com>
714 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
716 2004-11-22 Mark Mitchell <mark@codesourcery.com>
717 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
719 2004-11-19 Mark Mitchell <mark@codesourcery.com>
720 * config.gcc (arm*-*-linux-gnueabi): Add it.
721 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
722 redefining it.
723 (TARGET_OS_CPP_BUILTINS): Likeiwse.
724 * config/arm/linux-eabi.h: New file.
725 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
726 (LINUX_TARET_LINK_SPEC): Likewise.
727 (LINK_SPEC): Use it.
728 * config/arm/t-linux-eabi: New file.
730 2005-10-08 Steven Bosscher <stevenb@suse.de>
732 PR other/22202
733 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
734 spaces.
735 (PARAM_SMS_DFA_HISTORY): Likewise.
737 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
739 PR middle-end/23150
740 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
741 (load_register_parameters): Call it.
742 (check_sibcall_argument_overlap_1): Likewise.
743 (store_one_arg): Likewise.
745 2005-10-07 James E. Wilson <wilson@specifix.com>
747 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
748 DImode not VECINT24 for operand 2.
750 PR target/23644
751 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
752 -mtune-arch.
754 PR target/24193
755 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
756 fr_spill): Use destination_operand for operand 0.
758 2005-10-07 DJ Delorie <dj@redhat.com>
760 * varasm.c (output_constant): Limit error to expanding
761 conversions.
763 2005-10-07 Richard Guenther <rguenther@suse.de>
765 PR middle-end/24227
766 * fold-const.c (fold_binary): Fix operand types during folding
767 of X op (A, Y). Evaluation order of the side-effects of
768 X and A are frontend-defined, so ensure we honour that even for
769 tcc_comparison class operands; eased by removing duplicate code.
771 2005-10-07 Steve Ellcey <sje@cup.hp.com>
773 * stor-layout.c (layout_type): Do not allow alignment of array
774 elements to be greater than their size.
776 2005-10-07 Steve Ellcey <sje@cup.hp.com>
778 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
779 host_xmake_file.
780 (hppa*-*-linux*): Ditto.
781 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
782 * config/host-hpux.c: New.
783 * config/x-hpux: New.
784 * config/pa/x-hpux: Remove.
785 * config/pa/x-linux: Remove.
786 * config/pa/pa-host.c: Remove.
788 2005-10-07 Jeff Law <law@redhat.com>
790 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
791 determine whether or not to try and thread outgoing edges.
793 2005-10-07 David Edelsohn <edelsohn@gnu.org>
795 * config/rs6000/rs6000.md (eqsi_power): New.
796 (neg_eq0si): Add TARGET_POWER to final condition.
797 (neg_eqsi): Same.
799 2005-10-06 Richard Henderson <rth@redhat.com>
801 * config/rs6000/rs6000.c: Revert last change.
803 2005-10-06 Richard Henderson <rth@redhat.com>
805 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
806 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
808 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
810 PR middle-end/22216
811 PR middle-end/23651
812 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
813 out return_label and naked_return_label.
815 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
817 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
818 change.
820 2005-10-06 Richard Henderson <rth@redhat.com>
822 PR tree-opt/22237
823 * tree-inline.c (declare_return_variable): Handle modify_dest not
824 being a DECL.
826 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
828 Fix PR tree-optimization/22488
829 * tree-ssa-structalias.c (check_for_overlaps): New function.
830 (create_variable_info_for): Use it.
832 2005-10-06 Richard Henderson <rth@redhat.com>
834 PR debug/24070
835 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
836 (dwarf2out_start_source_file): Print it.
838 2005-10-06 Geoffrey Keating <geoffk@apple.com>
840 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
842 2005-10-06 Richard Henderson <rth@redhat.com>
844 PR 23706
845 * mode-switching.c (optimize_mode_switching): Clear transp bit
846 for block with incomming abnormal edges.
848 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
849 (fpscr_set_from_mem): Use them.
850 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
851 (fpscr postinc splitters): Rewrite as peephole2+split.
853 2005-10-06 David Edelsohn <edelsohn@gnu.org>
855 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
856 (eq<mode>_compare): Same.
858 2005-10-06 Richard Guenther <rguenther@suse.de>
860 PR tree-optimization/24238
861 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
863 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
865 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
866 here. Use AC_PATH_PROG for environment variables instead of
867 test -x.
868 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
869 objdump also.
870 * configure: Regenerated.
872 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
874 PR target/23783
875 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
876 then force it into a register.
877 (call_value): Likewise.
879 2005-10-06 Richard Henderson <rth@redhat.com>
881 PR 24049
882 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
883 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
884 under pass_vectorize.
886 2005-10-05 Devang Patel <dpatel@apple.com>
888 PR Debug/23205
889 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
890 handling constants. Check NAMESPACE_DECL context for constants.
892 2005-10-05 Eric Christopher <echristo@apple.com>
894 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
896 2005-10-05 Richard Henderson <rth@redhat.com>
898 PR 23714
899 * tree-cfg.c (mark_array_ref_addressable_1): New.
900 (mark_array_ref_addressable): New.
901 * tree-flow.h (mark_array_ref_addressable): Declare.
902 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
904 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
906 PR middle-end/20606
907 PR middle-end/24069
908 * reload.c (subst_reloads): When adding a REG_LABEL to a
909 jump instruction, also update JUMP_LABEL.
911 2005-10-05 David Edelsohn <edelsohn@gnu.org>
913 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
914 * bb-reorder.c (copy_bb_p): Use it.
915 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
917 2005-10-05 Richard Henderson <rth@redhat.com>
919 PR target/23602
920 * toplev.c (process_options): Warn about unsupported combinations
921 of unwind tables and omit-frame-pointer.
922 * config/i386/i386.c (override_options): Similarly. Enable
923 accumulate-outgoing-args if not explicitly disabled.
925 2005-10-05 Steve Ellcey <sje@cup.hp.com>
927 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
928 Handle big endian vs. small endian.
929 (vec_initv2sf): Handle big endian vs. small endian.
930 (*vec_extractv2sf_1): Ditto.
932 2005-10-05 Dale Johannesen <dalej@apple.com>
934 * convert.c (convert_to_real): Don't convert
935 (float)floor(double d) to floorf((float)d).
937 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
939 * config/arm/arm.md (insv): Use gen_int_mode in more places.
941 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
943 PR tree-optimization/18587
944 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
945 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
946 build_vuses): Change to VEC type.
947 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
948 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
949 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
950 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
951 (get_name_decl): New. Return DECL_UID of base variable.
952 (operand_build_cmp): New. qsort comparison routine.
953 (operand_build_sort_virtual): New. Sort virtual build vector.
954 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
955 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
956 (FINALIZE_BASE): Use get_name_decl.
957 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
958 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
959 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
960 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
961 direct VEC_* manipulations.
962 (build_ssa_operands): Call operand_build_sort_virtual.
963 (copy_virtual_operand, create_ssa_artficial_load_stmt,
964 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
965 with direct VEC_* manipulations.
966 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
967 with direct VEC manipulations.
969 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
971 PR tree-optimization/21419
972 PR tree-optimization/24146
973 PR tree-optimization/24151
975 * c-typeck.c (readonly_error): Handle USE being lv_asm.
976 (build_asm_expr): Call it if outputs are read-only.
977 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
979 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
980 Paolo Bonzini <bonzini@gnu.org>
982 PR target/23809
984 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
985 enable the instructions and not just the built-ins.
986 * doc/invoke.texi (x86 Options): Likewise.
988 2005-10-04 Geoffrey Keating <geoffk@apple.com>
990 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
992 * doc/invoke.texi (Option Summary): Correct spelling
993 of -mmacosx-version-min.
995 2005-10-04 Devang Patel <dpatel@apple.com>
997 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
998 real types.
1000 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1002 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1003 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1005 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1007 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1008 ("TE","tg"): New mode attributes.
1009 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1010 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1011 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1012 dword_mode and one for GPRmode.
1014 2005-10-04 Ian Lance Taylor <ian@airs.com>
1016 PR preprocessor/13726
1017 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1018 any comments passed in.
1020 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1022 * tree.c (annotate_with_file_line): Fix typo.
1024 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1026 PR ada/19382
1027 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1028 type used to access data in the inlined length == 1 case, use
1029 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1030 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1032 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1034 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1035 TARGET_SSE3 and only for TARGET_80387.
1036 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1037 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1038 Do not depend on TARGET_80387.
1040 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1042 * tree.c (last_annotated_node): Change type to location_t*.
1043 (annotate_with_file_line): Reflect the change of
1044 last_annotated_node type.
1046 2005-10-04 Richard Guenther <rguenther@suse.de>
1048 PR c/23576
1049 * c-decl.c (grokdeclarator): Don't write to fields
1050 of error_mark_node.
1052 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1054 PR middle-end/23125
1055 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1056 register variables.
1057 * varasm.c (make_decl_rtl): If a register variable does not
1058 have a set user assmbler name, error out.
1059 Decode the asmspec is now name+1 bypassing '*'.
1061 2005-10-04 Steven Bosscher <stevenb@suse.de>
1063 PR tree-optimization/23049
1064 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1065 of a COND_EXPR is folded before calling fold on the whole rhs of a
1066 conditional assignment.
1067 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1068 document that a COND_EXPR may appear there.
1070 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1072 PR 23445
1073 * tree-vrp.c (extract_range_from_assert): If the new numeric
1074 range created out of the assertion contradicts the existing
1075 numeric range of the ASSERT_EXPR variable, make the new range
1076 varying.
1078 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1080 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1081 from T_REGS to FP register class.
1083 2005-10-03 Richard Henderson <rth@redhat.com>
1085 PR 24135
1086 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1087 before creating a new one.
1089 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1091 * config/rs6000/t-aix43 (LDFLAGS): New.
1092 * config/rs6000/t-aix52 (LDFLAGS): New.
1094 2005-10-03 Ian Lance Taylor <ian@airs.com>
1096 * gimplify.c (find_single_pointer_decl_1): New static function.
1097 (find_single_pointer_decl): New static function.
1098 (internal_get_tmp_var): For a formal variable, set restrict base
1099 information if appropriate.
1100 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1101 return it.
1102 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1103 (DECL_GET_RESTRICT_BASE): Define.
1104 (SET_DECL_RESTRICT_BASE): Define.
1105 (decl_restrict_base_lookup): Declare.
1106 (decl_restrict_base_insert): Declare.
1107 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1108 * tree.c (restrict_base_for_decl): New static variable.
1109 (init_ttree): Initialize restrict_base_for_decl.
1110 (copy_node_stat): Copy restrict base information.
1111 (decl_restrict_base_lookup): New function.
1112 (decl_restrict_base_insert): New function.
1113 (print_restrict_base_statistics): New static function.
1114 (dump_tree_statistics): Call print_restrict_base_statistics.
1116 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1118 PR 24142
1119 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1120 case of anti-ranges.
1122 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1124 PR c/18851
1125 * c-typeck.c (tagged_tu_seen): Rename to ...
1126 (tagged_tu_seen_cache): this and add val field.
1127 (comptypes): Move functional to comptypes_internal
1128 and free tagged_tu_seen.
1129 (comptypes_internal): New function and call comptypes_internal
1130 instead of comptypes. Speed up by sibcalling
1131 tagged_types_tu_compatible_p.
1132 (alloc_tagged_tu_seen): New function
1133 (free_all_tagged_tu_seen_up_to): New function.
1134 (tagged_types_tu_compatible_p): Return the val of the seen two
1135 types.
1136 Add that the two types are the same to tagged_tu_seen_base
1137 if they are and call comptypes_internal instead of comptypes.
1138 <case UNION_TYPE>: Speed up common type where the fields are
1139 in the same order.
1140 (function_types_compatible_p): Call comptypes_internal instead of
1141 comptypes.
1142 (type_lists_compatible_p): Likewise.
1143 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1145 2005-10-02 Matthias Klose <doko@debian.org>
1147 * doc/invoke.texi: Fix typo and speling error.
1149 2005-10-01 Richard Henderson <rth@redhat.com>
1151 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1153 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1155 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1156 using --start-group and --end-group.
1158 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1160 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1161 FIXME note regarding quirky semantics.
1163 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1165 PR 24141
1166 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1167 non-null range as a last resort.
1169 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1170 Diego Novillo <dnovillo@redhat.com>
1172 PR 23604
1173 * tree-vrp.c (extract_range_from_assert): For !=
1174 assertions, only build an anti-range if LIMIT is a
1175 single-valued range.
1177 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1179 * arm.md (movqi): On thumb when optimizing, handle loading from
1180 memory by describing this as taking a subreg of a zero-extended load
1181 into an SImode register.
1182 (movhi): Likewise.
1184 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1186 * reload1.c (merge_assigned_reloads): Do not change any
1187 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1189 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1191 * Makefile.in (LIPO_FOR_TARGET): Define.
1192 (STRIP_FOR_TARGET): Define.
1194 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1195 before creating new ones. Do symlinks before creating the actual
1196 targets.
1198 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1199 to work out which multilibs are actually being built.
1201 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1203 * tree-vect-transform.c, config/ms1/ms1.md,
1204 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1205 Follow spelling conventions.
1206 * doc/invoke.texi, doc/md.texi: Fix typos.
1208 2005-09-30 Andrew Macleod <amacleod@redat.com>
1210 PR tree-optimization/21430
1211 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1212 use operands, and set stmt pointer if need be.
1213 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1214 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1215 present.
1217 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1219 PR middle-end/24053
1220 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1222 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1224 * optabs.c (expand_binop): Initialize first_pass_p.
1226 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1228 PR middle-end/24109
1229 * c-decl.c (c_write_global_declarations_1): If any
1230 wrapup_global_declaration_2 call returned true, restart the loop.
1232 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1234 Fix PR tree-optimization/24117
1235 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1236 before considering whether to use anyoffset.
1238 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1240 Revert this patch:
1242 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1244 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1245 to order operands.
1246 (swap_commutative_operands_with_target): New.
1248 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1250 PR c/21419
1251 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1252 read-only.
1254 2005-09-29 Steven Bosscher <stevenb@suse.de>
1256 PR tree-optimization/23911
1257 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1258 and IMAGPART_EXPR too.
1260 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1262 PR 17886
1263 * expmed.c (expand_shift): Move logic to reverse rotation
1264 direction when rotating by constants ...
1265 * optabs.c (expand_binop): ... here.
1266 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1267 (ix86_rotrdi3): New pattern.
1268 (rotldi3): Handle 32-bit mode.
1269 (ix86_rotldi3): New pattern.
1271 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1273 PR target/24102
1274 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1275 check for numbers that need no bit twiddle.
1277 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1279 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1280 multilib to be built.
1282 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1283 (stage1-start): Delete old libgcc and libunwind before moving
1284 anything into the stage directory.
1285 (stage2-start): Likewise.
1286 (stage3-start): Likewise.
1287 (stage4-start): Likewise.
1288 (stageprofile-start): Likewise.
1289 (stagefeedback-start): Likewise.
1290 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1291 header in tm_file and CPU-specific t-darwin in tmake_file.
1292 (i[34567]86-*-darwin*): Don't change tm_file.
1293 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1294 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1295 shared library stub for target OS version.
1296 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1297 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1298 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1299 (libgcc_s.%.dylib): New.
1300 (LIBGCC): Define.
1301 (install-darwin-libgcc-stubs): New.
1302 (INSTALL_LIBGCC): New append.
1303 * config/i386/darwin-libgcc.10.4.ver: New.
1304 * config/i386/darwin-libgcc.10.5.ver: New.
1305 * config/i386/t-darwin: New.
1306 * config/rs6000/darwin-libgcc.10.4.ver: New.
1307 * config/rs6000/darwin-libgcc.10.5.ver: New.
1308 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1309 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1311 2005-09-28 Paul Brook <paul@codesourcery.com>
1313 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1314 denormals.
1316 2005-09-28 Richard Guenther <rguenther@suse.de>
1318 PR tree-optimization/23853
1319 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1320 host_integerp to verify misalignment value.
1322 2005-09-28 Richard Henderson <rth@redhat.com>
1324 * builtins.c (get_builtin_sync_mode): New.
1325 (expand_builtin_sync_operation): Pass in mode argument.
1326 (expand_builtin_compare_and_swap): Likewise.
1327 (expand_builtin_lock_test_and_set): Likewise.
1328 (expand_builtin_lock_release): Likewise.
1329 (expand_builtin): Update to match.
1331 2005-09-28 Nick Clifton <nickc@redhat.com>
1333 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1334 formatting. Add check to PLUS case to ensure that the offset is
1335 within an acceptable range.
1337 * config/v850/v850.md (casesi): Disable the generation of the
1338 switch pattern as it is not being handled properly at the moment.
1340 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1341 for when the high words are identical.
1343 2005-09-27 Richard Henderson <rth@redhat.com>
1345 * pretty-print.c (pp_base_format): Fix typo for %>.
1347 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1348 Devang Patel <dpatel@apple.com>
1350 PR tree-optimization/23625
1351 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1352 LABEL_EXPR, assertion check.
1354 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1356 * optabs.c (no_conflict_move_test): Check if a result of a
1357 to-be-moved insn would be clobbered by an originally
1358 preceding insn.
1360 2005-09-27 Jeff Law <law@redhat.com>
1362 * passes.c (init_optimization_passes): Replace copy propagation
1363 passes immediately after DOM with phi-only copy propagation
1364 pases. Add phi-only copy propagation pass after first DOM pass.
1365 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1366 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1367 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1368 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1369 to init_copy_prop. Callers updated.
1370 (do_phi_only_copy_prop): New function.
1371 (pass_phi_only_copy_prop): New pass descriptor.
1373 2005-09-27 Nick Clifton <nickc@redhat.com>
1375 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1377 2005-09-26 Jason Merrill <jason@redhat.com>
1379 PR c++/13764
1380 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1382 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1384 2005-09-26 James E Wilson <wilson@specifix.com>
1386 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1387 copyright. Add gcc copyright plus libgcc exception.
1388 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1389 copyright.
1390 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1392 2005-09-26 Jeff Law <law@redhat.com>
1394 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1395 about when to iterate.
1397 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1399 PR target/23847
1400 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1401 for __complex__ double in -mcpu=G5 mode.
1403 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1405 PR tree-optimization/23942
1406 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1407 * tree-scalar-evolution.c: Include params.h.
1408 (t_bool): New enum.
1409 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1410 follow_ssa_edge_in_condition_phi_branch,
1411 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1412 Change return type to t_bool. Use a parameter to limit the size of
1413 trees that are walked before stopping
1414 (analyze_evolution_in_loop): Initialize the limit to 0.
1415 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1416 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1418 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1420 PR middle-end/23831
1421 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1422 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1424 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1426 * combine.c (make_extraction): Check for valid use of subreg.
1428 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1430 PR target/24055
1431 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1432 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1433 ("fist<mode>2_with_temp"): Use only register operands.
1435 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1437 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1438 CALL_INSN_FUNCTION_USAGE.
1440 2005-09-26 Richard Guenther <rguenther@suse.de>
1442 PR middle-end/15855
1443 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1444 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1445 (ldst_entry): Use the hashtable instead of list-walking.
1446 (find_rtx_in_ldst): Likewise.
1447 (free_ldst_entry): Free the hashtable.
1448 (compute_ld_motion_mems): Create the hashtable.
1449 (trim_ld_motion_mems): Remove entry from hashtable if
1450 removing it from list.
1451 (compute_store_table): Likewise^2.
1452 (store_motion): Free hashtable in case we did not see
1453 any stores.
1455 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1457 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1458 and arg1 if we are passing them to fold_build2.
1460 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1462 PR 23828
1463 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1464 a nested function.
1466 2005-09-25 Richard Henderson <rth@redhat.com>
1468 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1469 SYMBOL_REF_TLS_MODEL to be correct.
1471 2005-09-24 Richard Henderson <rth@redhat.com>
1473 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1474 end of function. Reindent.
1476 2005-09-24 Ian Lance Taylor <ian@airs.com>
1478 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1479 NEGATE_EXPR/BIT_NOT_EXPR case.
1481 2005-09-24 Richard Henderson <rth@redhat.com>
1483 * c-common.c (handle_mode_attribute): When not modifying in place,
1484 create subtypes for enumerations.
1485 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1486 * gimplify.c (create_tmp_from_val): Likewise.
1488 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1490 * config/i386/i386.md (*tls_global_dynamic_64,
1491 *tls_local_dynamic_base_64): Add missing mode to call.
1492 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1494 2005-09-24 Jan Hubicka <jh@suse.cz>
1496 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1497 (cgraph_clone_node): Likewise.
1498 * cgraph.h (cgraph_clone_edge): Update prototype.
1499 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1500 duplicated prototypes; add updating argument.
1501 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1502 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1503 updating profile.
1504 (cgraph_mark_inline_edge): Likewise.
1505 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1506 (cgraph_flatten_node): Likewise.
1507 (cgraph_decide_recursive_inlining): Likewise.
1508 (cgraph_decide_inlining_of_small_function): Likewise.
1509 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1511 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1512 Pete Steinmetz <steinmtz@us.ibm.com>
1514 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1515 (rldic.): Set type to "compare".
1516 (rldicr.): Same.
1517 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1518 mfjmpr for MFCTR/MFLR.
1519 (movdf_hardfloat64): Same.
1520 (movdf_softfloat64): Same. Correct order of store and move types.
1521 (movti_string): Set type to store_ux/load_ux.
1522 (load_multiple): Set type to load_ux.
1523 (store_multiple): Set type to store_ux.
1524 (movmemsi): Set type to store_ux.
1525 (output_cbranch direct_return): Set type to jmpreg.
1526 (stmw): Set type to store_ux.
1527 (lmw): Set type to load_ux.
1528 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1529 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1530 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1531 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1532 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1533 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1534 (rios1-fpstore): Increase latency to 3.
1535 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1536 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1538 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1539 Andrew Pinski <pinskia@physics.uc.edu>
1541 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1542 operand2 constraint to "b".
1543 (sync_<fetchop_name>di_internal): Same.
1544 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1545 to "b".
1546 (sync_old_<fetchop_name>di_internal): Same.
1547 (sync_new_<fetchop_name>si_internal): Same.
1548 (sync_new_<fetchop_name>di_internal): Same.
1550 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1552 PR middle-end/23991
1553 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1554 case, define as macros.
1556 PR rtl-optimization/23837
1557 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1558 clobber / clobber match between dest and p->first.
1560 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1561 (no_conflict_move_test): Update comments.
1563 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1565 * doc/install.texi: Update URL for Jacks.
1566 * doc/sourcebuild.texi: Likewise.
1568 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1570 PR target/24007
1571 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1572 registers when choosing register preferences.
1573 (movdf_hardfloat64): Same.
1575 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1577 * expmed.c (expand_shift): Don't use the target of the rotate as
1578 target for the first expanded shift insn.
1579 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1581 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1583 PR tree-optimization/22438
1584 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1585 preserved iv rhs rewriting specially.
1587 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1589 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1590 estimate_only is true.
1591 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1592 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1593 tree-ssa-structalias.c
1594 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1595 ref_contains_indirect_ref.
1596 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1598 2005-09-21 DJ Delorie <dj@redhat.com>
1600 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1601 MASK_PTR_A0D0.
1602 (mn10300_return_in_memory): Support variable size types also.
1603 (mn10300_pass_by_reference): Likewise.
1604 (mn10300_function_value): New.
1605 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1606 (FUNCTION_OUTGOING_VALUE): Likewise.
1607 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1608 * doc/invoke.texi: Document it.
1610 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1612 PR target/22585
1613 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1614 force integer op1 into register for XFmode compares.
1616 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1618 PR middle-end/23971
1619 * expmed.c (alg_code): Add alg_impossible.
1620 (alg_hash_entry): Add cost.
1621 (synth_mult): Record alg_impossible in the hash table if
1622 multiplication by a given integer is impossble within the
1623 limit. Speed up using alg_impossible.
1625 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1627 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1628 argument. Allow and set any offset if needs_anyoffset is passed
1629 in.
1630 (get_constraint_for): Add argument here too.
1631 Pass it down.
1632 (do_structure_copy): Pass NULL to get_constraint_for.
1633 (handle_ptr_arith): Ditto.
1634 (find_func_aliases): Ditto.
1636 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1638 PR rtl-optimization/23898
1639 * output.h (get_attr_min_length): Declare.
1640 * final.c (get_attr_length_1): New function, broken out of:
1641 (get_attr_length).
1642 (get_attr_min_length): New function.
1643 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1644 (duplicate_computed_gotos): Likewise.
1645 * genattr.c (insn_min_length): Generate declaration.
1646 * genattrtab.c (min_fn, min_attr_value): New functions.
1647 (make_length_attrs): Generate insn_min_length.
1649 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1651 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1653 2005-09-20 Richard Henderson <rth@redhat.com>
1655 PR tree-optimization/24059
1656 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1657 EXPAND_STACK_PARM.
1659 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1661 * c.opt (fextended-identifiers): New.
1662 * c-opts.c (c_common_handle_option): Handle
1663 -fextended-identifiers.
1664 * doc/cpp.texi: Update documentation of extended identifiers.
1665 * doc/cppopts.texi (-fextended-identifiers): Document.
1667 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1669 PR tree-optimization/23929
1670 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1671 if expr is NULL.
1673 PR tree-optimization/23818
1674 * tree-stdarg.c (execute_optimize_stdarg): Call
1675 calculate_dominance_info.
1677 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1679 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1680 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1681 (compute_overlap_steps_for_affine_1_2): Use
1682 get_number_of_iters_for_loop.
1683 (analyze_subscript_affine_affine): Check whether difference is
1684 zero first.
1685 Use get_number_of_iters_for_loop.
1686 Check whether overlap occurs outside of bounds.
1687 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1689 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1691 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1692 base register if possible.
1694 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1696 PR tree-optimization/18463
1697 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1698 converting it directly is not possible.
1699 (chrec_convert_aggressive): New function.
1700 * tree-chrec.h (chrec_convert_aggressive): Declare.
1701 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1702 Fold chrec conversions aggressively if asked to.
1703 (instantiate_parameters): Modified because of changes in
1704 instantiate_parameters_1.
1706 2005-09-19 Richard Henderson <rth@redhat.com>
1708 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1709 (reduc_splus_v2df): New.
1711 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1713 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1714 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1716 2005-09-19 Richard Henderson <rth@redhat.com>
1718 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1719 vcondu<SSEMODE12>.
1721 2005-09-19 Richard Henderson <rth@redhat.com>
1723 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1724 (ia64_expand_dot_prod_v8qi): New.
1725 * config/ia64/ia64-protos.h: Update.
1726 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1727 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1728 sdot_prodv8qi, sdot_prodv4hi): New.
1729 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1731 2005-09-19 Richard Henderson <rth@redhat.com>
1733 PR 23941
1734 * real.c (exact_real_truncate): Return false if the format cannot
1735 represent the number as a normal.
1737 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1738 for a memory source.
1740 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1742 * tree-ssa-operands.c (swap_tree_operands): Export.
1743 * tree.h (swap_tree_operands): Declare.
1744 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1745 Call swap_tree_operands.
1747 2005-09-19 Richard Henderson <rth@redhat.com>
1749 * tree-flow.h (merge_alias_info): Declare.
1750 * tree-ssa-copy.c (merge_alias_info): Export.
1751 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1752 (vect_create_data_ref_ptr): Use create_iv directly.
1753 (vectorizable_load): Use correct types for integer constants.
1754 (vect_generate_tmps_on_preheader): Likewise.
1755 (vect_gen_niters_for_prolog_loop): Likewise.
1757 2005-09-19 Steven Bosscher <stevenb@suse.de>
1759 PR rtl-optimization/23943
1760 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1762 2005-09-18 Jan Hubicka <jh@suse.cz>
1764 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1766 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1768 * varasm.c (output_constant): Do not abort on conversions to union
1769 types between different sizes.
1771 2005-09-18 Richard Guenther <rguenther@suse.de>
1773 PR middle-end/23944
1774 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1775 fallback.
1777 2005-09-18 Paul Brook <paul@codesourcery.com>
1779 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1781 2005-09-17 Richard Henderson <rth@redhat.com>
1783 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1784 * tree-ssa-loop.c (pass_vect_dce): Remove.
1785 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1786 of pass_vectorize.
1788 2005-09-17 Richard Henderson <rth@redhat.com>
1790 * tree-pass.h (pass_vect_dce): Declare.
1791 * passes.c (init_optimization_passes): Add it.
1792 * tree-flow.h (tree_ssa_dce): Declare.
1793 * tree-ssa-dce.c (tree_ssa_dce): Export.
1794 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1795 (gate_tree_vectorize): ... here.
1796 (pass_vect_dce): New.
1798 2005-09-17 Jan Hubicka <jh@suse.cz>
1800 * except.c (struct eh_status): Turn region_array into vec.
1801 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1802 convert_from_eh_region_ranges, find_exception_handler_labels,
1803 current_function_has_exception_handlers, assign_filter_values,
1804 build_post_landing_pads, dw2_build_landing_pads,
1805 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1806 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1807 foreach_reachable_handler, can_throw_internal_1,
1808 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1809 region_array.
1810 (duplicate_eh_region_1): Update region_array.
1811 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1813 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1815 PR middle-end/22067
1816 * expmed.c (expand_mult): Substitute simple register for op0 when
1817 computing max_cost.
1819 2005-09-17 Richard Henderson <rth@redhat.com>
1821 * expr.c (emit_move_via_integer): Add force argument, pass it on
1822 to emit_move_change_mode. Update callers.
1823 (emit_move_complex): Pass true to new force argument.
1824 * function.c (expand_function_end): Move expand_eh_return call
1825 earlier. Merge sub-word complex values into a pseudo before
1826 copying to the return hard register.
1828 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1830 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1831 between different sizes.
1833 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1835 PR 23903
1837 * passes.c (init_optimization_passes): Register dump files for
1838 IPA passes first.
1840 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1842 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1843 * config/s390/s390.c (s390_overlap_p): New function.
1844 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1845 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1846 condition.
1848 2005-09-16 Richard Guenther <rguenther@suse.de>
1850 * ipa-pure-const.c (static_execute): Free auxiliar information.
1851 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1852 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1854 2005-09-15 DJ Delorie <dj@redhat.com>
1856 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1858 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1860 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1861 to order operands.
1862 (swap_commutative_operands_with_target): New.
1864 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1866 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1867 parameter.
1868 Update callers.
1869 (estimate_iters_using_array): New function.
1870 * tree-data-ref.h (estimate_iters_using_array): Prototype
1871 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1872 Use estimate_iters_using_array instead of analyze_array.
1874 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1876 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1877 as addressable.
1879 2005-09-15 Michael Matz <matz@suse.de>
1881 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1883 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1885 PR tree-optimization/23835
1886 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1887 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1889 2005-09-14 Richard Henderson <rth@redhat.com>
1891 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1892 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1894 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1896 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1897 in the ARRAY_TYPE case.
1899 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1901 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1903 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1905 PR middle-end/22480
1906 * tree-vect-transform.c (vectorizable_operation): Return false for
1907 scalar shift operations and for vector shift operations with
1908 non-invariant shift arguments. Use scalar tree operand op1 as
1909 a shift operand when vector shift insn pattern uses scalar shift
1910 operand.
1911 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1913 2005-09-14 Olivier Hainque <hainque@adacore.com>
1915 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1916 value if it has side-effects.
1918 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1920 PR target/22068
1921 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1923 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1925 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1926 passed as NAME as if it were label at start of function code.
1928 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1930 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1931 the constraints.
1933 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1935 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1936 as early clobber. Rewrite so the PIC register is not implicitly used.
1938 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1940 * tree.c (annotate_with_file_line): Compare line numbers before
1941 file names.
1943 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1945 PR target/23816
1946 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1947 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1949 2005-09-13 Ian Lance Taylor <ian@airs.com>
1951 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1952 than a HOST_WIDEST_INT to gen_doloop_begin.
1954 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1956 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1958 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1960 PR tree-optimize/23817
1961 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1963 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1965 PR target/23774
1966 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1967 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1968 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1969 (restore_stack_nonlocal): Likewise.
1970 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1972 2005-09-12 Ian Lance Taylor <ian@airs.com>
1974 PR g++/7874
1975 * c.opt (ffriend-injection): New C++ option.
1976 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1977 (C++ Dialect Options): Document -ffriend-injection.
1979 2005-09-12 Josh Conner <jconner@apple.com>
1981 PR middle-end/23237
1982 * ipa-reference.c (static_execute): Don't mark variables in
1983 named sections TREE_READONLY.
1985 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1987 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1988 stack_tie.
1990 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1992 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1993 V_MUST_DEF instead of just the first_use_p.
1994 Don't mark the virtual variables for renaming on the statement which
1995 is being removed.
1996 (pass_dse): Remove TODO_update_ssa.
1998 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2000 PR middle-end/23290
2001 * stor-layout.c (compute_record_mode): For records with a single
2002 field, actually check the field's mode size against the type size.
2004 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2005 registers for TARGET_SHMEDIA.
2006 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2007 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2008 of GENERAL_REGS and FP_REGS.
2010 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2012 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2014 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2016 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2017 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2018 are omitted. Exclude stack_tie insn too.
2020 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2022 PR rtl-optimization/23098
2023 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2024 0.0f is easy.
2025 * config/rs6000/rs6000.md (movdf splitter): Use
2026 const_double_operand predicate for TARGET_POWERPC64.
2027 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2028 SYMBOL_REF method to ABI_V4.
2030 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2031 replace_equiv_address.
2032 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2033 rs6000_sr_alias_set and MEM_NOTRAP.
2034 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2036 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2038 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2039 handle CALL_EXPR again.
2041 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2043 * arm/predicates.md (alignable_memory_operand): Delete.
2045 2005-09-10 Richard Henderson <rth@redhat.com>
2047 PR debug/23806
2048 * dbxout.c (dbxout_expand_expr): New.
2049 (dbxout_symbol): Use it.
2051 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2053 * arm.c (arm_gen_rotated_half_load): Delete.
2054 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2055 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2056 (thumb_set_return_address): Likewise.
2057 (thumb_load_double_from_address): Use adjust_address.
2058 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2059 (extendhsisi2_mem, movhi_bytes): Use change_address.
2060 (movhi): Use widen_memory_access.
2061 (reload_out_df): Use replace_equiv_address.
2062 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2064 2005-09-09 Richard Henderson <rth@redhat.com>
2066 PR debug/20998
2067 * dbxout.c: Include expr.h.
2068 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2069 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2070 * Makefile.in (dbxout.o): Add EXPR_H.
2072 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2074 PR tree-optimization/23509
2075 * tree-cfg.c (replace_uses_by): Use replace_exp.
2076 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2077 pointers have name_mem_tag or type_mem_tag set.
2079 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2081 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2082 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2083 of wrongly accessing operands.
2085 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2087 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2088 * tree-chrec.c: Include tree-scalar-evolution.h.
2089 (chrec_convert): Instantiate the base and step before calling
2090 scev_probably_wraps_p that would fail on parametric evolutions.
2091 Collect all the fails into a single section failed_to_convert,
2092 print a diagnostic, and return chrec_dont_know instead of calling
2093 fold_convert.
2094 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2095 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2096 phi nodes.
2097 (scev_const_prop): Don't replace the definition of a loop closed ssa
2098 phi node by itself, or by another loop closed ssa phi node.
2099 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2100 that base and step are defined.
2102 2005-09-09 Richard Guenther <rguenther@suse.de>
2104 PR c++/23624
2105 * fold-const.c (fold_ternary): Check truth_value_p before
2106 calling invert_truthvalue.
2108 2005-09-09 Nick Clifton <nickc@redhat.com>
2110 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2111 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2112 dimension of these arrays.
2113 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2114 these arrays.
2115 * longlong.h: Only provide a prototype for the __clz_tab[] array
2116 if this header has not been included from libgcc2.h.
2117 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2118 defining own types.
2119 Provide prototypes for exported functions.
2120 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2121 libgcc2.c.
2123 2005-09-08 Josh Conner <jconner@apple.com>
2125 PR c++/21135
2126 PR c++/23180
2127 * expr.c (expand_expr_addr_expr_1): Don't invoke
2128 expand_simple_binop for EXPAND_INITIALIZER.
2130 2005-09-08 Richard Henderson <rth@redhat.com>
2132 PR debug/23190
2133 * toplev.c (wrapup_global_declaration_1): Split out ...
2134 (wrapup_global_declaration_2): ... from ...
2135 (wrapup_global_declarations): ... here. Return bool.
2136 (check_global_declaration_1): Split out ...
2137 (check_global_declarations): from here.
2138 (emit_debug_global_declarations): New.
2139 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2140 check_global_declaration_1, emit_debug_global_declarations): Declare.
2141 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2142 of decls. Call wrapup_global_declaration_1,
2143 wrapup_global_declaration_2, check_global_declaration_1 directly.
2144 (c_write_global_declarations_2): New.
2145 (ext_block): New.
2146 (c_write_global_declarations): Call c_write_global_declarations_2.
2147 * langhooks.c (write_global_declarations): Call
2148 emit_debug_global_declarations.
2150 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2151 remove decls that have DECL_RTL_SET_P.
2152 * passes.c (rest_of_decl_compilation): Invoke
2153 cgraph_varpool_finalize_decl for all but functions.
2155 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2157 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2158 the result of a conversion if the new min and max cannot be compared.
2160 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2162 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2163 (override_options): Setting s390_sr_alias_set removed.
2164 (save_fpr, save_gprs): Set alias set to vararg or frame.
2165 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2166 s390_sr_alias_set with get_frame_alias_set ().
2167 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2168 get_varargs_alias_set ().
2170 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2172 PR objc/20574
2173 PR objc/19324
2174 * c-parser.c (c_parser_objc_method_definition): If the next
2175 token is not "{", error out and don't start the function.
2177 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2179 * tree-vrp.c (extract_range_from_expr): Move the check for non
2180 nullness after the check for gimple invariant.
2182 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2184 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2186 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2188 PR target/23747
2189 * config/m32r.md (movmemsi_internal): Canonicalize order of
2190 operands in PLUS component of template.
2192 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2194 * reload1.c (fixup_eh_region_note): Remove assertion.
2195 (fixup_abnormal_edges): Reverted removal of call to
2196 find_many_sub_basic_blocks made on 2005-08-31.
2198 2005-09-07 Richard Henderson <rth@redhat.com>
2200 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2201 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2202 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2203 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2204 rearrange for better packing.
2205 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2206 (lookup_cfa_1): Remove inline marker.
2207 (cfa_equal_p): Split out of ...
2208 (def_cfa_1): ... here. Use INVALID_REGNUM.
2209 (build_cfa_loc): Handle !cfa->indirect.
2210 (frame_pointer_cfa_offset): New.
2211 (dbx_reg_number): Assert register elimination performed; do
2212 leaf register remapping.
2213 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2214 (eliminate_reg_to_offset): New.
2215 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2216 for verifiably local stack frame addresses; re-base to CFA.
2217 (mem_loc_descriptor): Remove can_use_fbreg argument.
2218 (concat_loc_descriptor, loc_descriptor): Likewise.
2219 (containing_function_has_frame_base): Remove.
2220 (rtl_for_decl_location): Don't do register elimination or
2221 leaf register remapping here.
2222 (secname_for_decl): Split out from ..
2223 (add_location_or_const_value_attribute): ... here.
2224 (convert_cfa_to_loc_list): New.
2225 (compute_frame_pointer_to_cfa_displacement): New.
2226 (gen_subprogram_die): Use them.
2227 * tree.h (frame_base_decl): Remove.
2228 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2229 (prologue_stack_adjust): Remove.
2230 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2231 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2232 (set_frame_base_location): Remove.
2233 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2234 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2235 (vt_add_function_parameters): Don't eliminate_regs.
2236 (vt_initialize): Don't create frame_base_decl.
2238 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2240 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2241 version of GNU binutils for 4.x and later.
2243 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2245 * ggc-page.c (ggc_push_context): Remove.
2246 (ggc_pop_context): Likewise.
2247 * ggc.h (ggc_push_context): Remove.
2248 (ggc_pop_context): Likewise.
2250 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2252 PR target/8973
2253 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2254 returning from an interrupt handler.
2256 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2258 PR target/8972
2259 * config/arc/arc.c (output_shift): Add check for loop count when
2260 optimizing.
2262 2005-09-06 Steven Bosscher <stevenb@suse.de>
2264 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2265 form manually.
2266 (abs_replacement): Likewise.
2267 (pass_phiopt): Remove TODO_update_ssa.
2269 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2271 PR c/23075
2272 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2273 if "return with no value, in function returning non-void" warning
2274 has been issued.
2275 * tree-cfg.c (execute_warn_function_return): Don't look at
2276 RETURN_EXPRs with TREE_NO_WARNING set.
2278 PR target/22362
2279 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2280 for internal functions doesn't use registers used by global registers
2281 variables. Use fewer register parameters if there are global register
2282 variables.
2284 2005-09-06 Olivier Hainque <hainque@adacore.com>
2285 Eric Botcazou <ebotcazou@adacore.com>
2287 PR middle-end/14997
2288 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2289 when we would be extracting outside its bit span (bitpos+bitsize
2290 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2291 Ada unchecked conversions.
2293 2005-09-06 Steven Bosscher <stevenb@suse.de>
2295 * tree-ssa-pre.c (try_look_through_load): New function.
2296 (compute_avail): Use it to try to look through loads for some
2297 more useful expressions.
2299 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2301 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2302 condition for detecting cases like (a&a) and (a^a).
2304 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2306 * common.opt: Add option ftree-vect-loop-version.
2307 * params.def: Add --param vect-max-version-checks.
2308 * doc/invoke.texi: Document ftree-vect-loop-version and
2309 --param vect-max-version-checks.
2310 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2311 may_misalign_stmts and defines for accessors.
2312 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2313 LOOP_VINFO_MAY_MISALIGN_STMTS.
2314 (destroy_loop_vec_info): VEC_free for
2315 LOOP_VINFO_MAY_MISALIGN_STMTS.
2316 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2317 Update documentation.
2318 (vect_update_misalignment_for_peel): New.
2319 (vect_enhance_data_refs_alignment): Update to choose loop
2320 peeling or loop versioning if appropriate for the (potentially)
2321 unaligned data references in the loop.
2322 (vect_analyze_data_refs_alignment): Remove call to
2323 vect_enhance_data_refs_alignment so the checks can be done
2324 earlier.
2325 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2326 and move up call to vect_analyze_data_refs_alignment.
2327 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2328 (vect_transform_loop): Add call to loop_version.
2330 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2332 PR rtl-optimization/23098
2333 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2334 * simplify-rtx.c (constant_pool_reference_p): New function.
2335 * rtl.h (constant_pool_reference_p): New prototype.
2336 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2337 constant_pool_reference_p in condition and
2338 avoid_constant_pool_reference in preparation statements.
2340 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2342 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2343 STRICT_LOW_PART SETs.
2345 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2347 PR middle-end/21460
2348 * except.c (sjlj_emit_function_enter): Find the function begin
2349 note even when it's not in first basic block.
2351 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2353 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2354 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2355 * aclocal.m4: Regenerate.
2357 2005-09-05 DJ Delorie <dj@redhat.com>
2359 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2360 of macro.
2362 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2364 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2365 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2366 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2367 Follow spelling conventions.
2368 * doc/invoke.texi: Follow spelling conventions.
2370 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2372 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2373 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2374 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2376 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2378 PR target/23683
2379 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2380 (output_stack_adjust): Use gen_tmp_stack_mem.
2381 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2382 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2383 (sh_get_pr_initial_val): Likewise.
2384 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2385 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2386 * sh.md (divsi_inv_m0): Use gen_const_mem.
2387 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2388 (movdf_i4+1): Use gen_tmp_stack_mem.
2389 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2390 (fpu_switch+2): Likewise.
2391 (movv4sf_i, movv16sf_i): Use adjust_address.
2392 (symGOT_load): Set MEM_NOTRAP_P bit.
2394 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2396 PR target/23721
2397 * pa.c (emit_move_sequence): Fix typo in last change.
2399 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2401 PR rtl-optimization/23454
2402 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2403 is true.
2405 2005-09-03 Richard Henderson <rth@redhat.com>
2406 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2408 PR middle-end/23671
2409 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2410 gen_rtx_MEM.
2412 2005-09-02 Nicolas Pitre <nico@cam.org>
2414 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2415 to bit_count to 32 bits.
2417 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2419 PR c++/23167
2420 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2421 generating synthetic loads from volatile lvalues.
2423 005-09-02 Nick Clifton <nickc@redhat.com>
2425 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2426 __ctzhi2, __clzhi2): New functions.
2428 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2430 PR middle-end/23547
2431 * tree-nested.c (struct var_map_elt): Mark with GTY.
2432 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2433 var_map_elt.
2434 (lookup_field_for_decl): Allocate new element in GC memory.
2435 (lookup_tramp_for_decl): Likewise.
2436 (convert_nl_goto_reference): Likewise
2437 (create_nesting_tree): Allocate info in GC memory. Likewise for
2438 info->var_map.
2439 (free_nesting_tree): Free with ggc_free instead of free.
2440 (root): New static variable.
2441 (lower_nested_functions): Remove root as local variable. And zero out
2442 root at the end of the function.
2444 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2446 PR rtl-optimization/20365
2447 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2448 to short. New member ix.
2449 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2450 (simplify_plus_minus): Initialize ix members before calling qsort.
2452 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2454 PR tree-optimization/23626
2455 * tree-cfg.c (replace_uses_by): Clean up eh info.
2457 2005-09-01 DJ Delorie <dj@redhat.com>
2459 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2460 fprintf.
2462 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2464 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2465 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2466 gen_rtx_MEM.
2468 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2470 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2471 do not issue warning for a variable definition following
2472 a declaration.
2474 2005-09-01 Richard Henderson <rth@redhat.com>
2476 PR 23668
2477 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2478 conversion to CONST_VECTOR.
2480 2005-09-01 Richard Henderson <rth@redhat.com>
2482 PR 23676
2483 * reload1.c (reload_as_needed): Check !CALL_P before calling
2484 fixup_eh_region_note.
2485 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2487 2005-09-01 DJ Delorie <dj@redhat.com>
2489 * varasm.c (output_constant): Let the target resolve
2490 conversions of addresses to non-default pointer sizes.
2492 2005-09-01 Nicolas Pitre <nico@cam.org>
2494 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2495 to alow matching ARM pre-indexed addressing mode.
2496 (arm_override_options): Remove now irrelevant comment.
2498 2005-09-01 Phil Edwards <phil@codesourcery.com>
2500 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2501 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2502 * config/i386/vxworks.h: Likewise.
2503 * config/i386/t-vxworksae: New file, for VxWorks AE.
2504 * config/i386/vxworksae.h: Likewise.
2506 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2508 PR tree-optimization/23410
2509 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2510 sequence is not wrapping during the first step.
2512 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2514 PR debug/7241
2515 * dwarf2out.c (base_type_die): Compare char_type_node with
2516 TYPE_MAIN_VARIANT (type), not type.
2518 2005-09-01 Richard Guenther <rguenther@suse.de>
2520 PR tree-optimization/15366
2521 * common.opt: Add -finline-functions-called-once.
2522 Put -fearly-inlining in alphabetically ordered place.
2523 * doc/invoke.texi: Document new option.
2524 * ipa-inline.c (cgraph_decide_inlining): Honour
2525 flag_inline_functions_called_once.
2527 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2529 PR rtl-optimization/23478
2530 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2531 (alloc_qty): Initialize it.
2532 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2533 (combine_regs): Combine also n_throwing_calls_crossed fields.
2534 (find_free_reg): Don't attempt to caller-save pseudos crossing
2535 calls that might throw.
2536 * global.c (struct allocno): Add throwing_calls_crossed field.
2537 (global_alloc): Revert 2005-08-22 change. Initialize
2538 throwing_calls_crossed.
2539 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2540 might throw.
2542 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2544 PR target/23649
2545 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2546 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2547 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2548 (and64_2_operand): Tweak to use predicate.
2549 (and_operand): Adjust for mask_operand changes.
2550 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2551 (print_operand): Likewise.
2552 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2553 (mask64_1or2_operand): Delete.
2554 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2555 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2556 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2557 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2558 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2559 (rotldi3_internal4): Likewise.
2560 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2561 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2562 (ashldi3_internal7): Likewise.
2563 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2564 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2565 (anddi3 split): Don't match mask64_operand.
2566 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2567 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2568 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2569 't' splitter predicate.
2570 (movdi_internal64 + 2): Revert 2005-06-11 change.
2572 2005-08-31 DJ Delorie <dj@redhat.com>
2574 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2575 (m32c_asm_integer): Add support for 32 bit pointers.
2577 2005-08-31 Richard Henderson <rth@redhat.com>
2579 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2580 component-like references for setting MEM_NOTRAP_P.
2582 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2583 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2585 2005-08-31 Richard Henderson <rth@redhat.com>
2587 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2588 into a pseudo before applying gen_lowpart.
2590 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2592 * doc/install.texi (Specific): Update cctools version required
2593 for full functionality.
2594 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2595 linkers as -macosx_version_min.
2597 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2599 PR target/21255
2600 * sh.c (print_operand, %R and %S): Add handling of floating point
2601 registers, memory, constants and invalid operands.
2603 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2605 * ipa-pure-const.c: Change dump name.
2607 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2609 PR target/23570
2610 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2611 to "reg_or_0_operand".
2612 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2614 2005-08-31 Dale Johannesen <dalej@apple.com>
2616 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2617 loops that count down.
2619 2005-08-31 Richard Henderson <rth@redhat.com>
2621 PR rtl-opt/23601
2622 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2623 (fixup_eh_region_note): New.
2624 (reload_as_needed): Call it.
2625 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2626 don't call find_many_sub_basic_blocks; call verify_flow_info.
2627 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2628 (keep_stack_depressed): Likewise.
2629 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2631 2005-08-31 Richard Henderson <rth@redhat.com>
2633 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2634 fp return matching.
2636 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2638 * expr.c (expand_expr_real_1): Compare size of address
2639 mode to target's address mode size in deciding expansion of
2640 the constant address.
2642 2005-08-31 Richard Guenther <rguenther@suse.de>
2644 PR middle-end/23477
2645 * expr.c (all_zeros_p): New function.
2646 (expand_expr_real_1): Handle the case of an all-zero
2647 non-addressable constructor separately.
2649 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2651 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2652 arguments, adjust all callers.
2653 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2655 2005-08-30 Richard Henderson <rth@redhat.com>
2657 PR target/23630
2658 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2659 whenever the mode sizes match.
2661 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2663 * calls.c (load_register_parameters): Fix comment typo.
2664 * expr.c (emit_push_insn): Comment formatting.
2666 2005-08-30 Ian Lance Taylor <ian@airs.com>
2668 * config/i386/x-cygwin (host-cygwin): Change dependency from
2669 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2671 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2673 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2674 parts of 'vals'.
2676 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2678 PR middle-end/23408
2679 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2680 call to ggc_collect.
2682 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2684 PR bootstrap/21268
2685 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2686 beginning. Remove $(INCLUDES) from all the rules, if following
2687 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2689 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2691 PR middle-end/23484
2692 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2693 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2694 not constant, but maxlen is, don't set len to maxlen, rather
2695 set maxlen to len if len is a constant.
2697 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2699 PR tree-optimization/23475
2700 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2701 and counts.
2703 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2705 Fix PR middle-end/22455
2707 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2708 Checksum only the parts of the tree that exist for the tree code.
2710 2005-08-28 Dale Johannesen <dalej@apple.com>
2712 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2714 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2716 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2718 2005-08-28 Richard Henderson <rth@redhat.com>
2720 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2721 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2722 of char_type_node.
2724 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2726 PR ada/23593
2727 * builtins.c (get_memory_rtx): Don't strip nops
2728 in between COMPONENT_REFs.
2730 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2732 PR middle-end/23463
2733 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2734 types.
2735 (gimplify_modify_expr): Check for zero sized types and gimplify the
2736 rhs and lhs as statements.
2738 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2740 PR libgcj/23508
2741 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2742 state for return address column of signal frames.
2744 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2746 PR target/23539
2747 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2748 bytes >= 2 not bytes == 2.
2749 (expand_block_move): Same.
2751 2005-08-27 Richard Guenther <rguenther@suse.de>
2753 PR target/23575
2754 * config/i386/sse.md (sse2_movsd): Add missing closing
2755 braces.
2757 2005-08-27 Paul Brook <paul@codesourcery.com>
2759 * genrecog.c (enum decision_type): Add DT_num_insns.
2760 (struct decision_test): Add u.num_insns.
2761 (add_to_sequence): Add DT_num_insns test.
2762 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2763 (write_cond, debug_decision_2): Ditto.
2764 (change_state): Assume peep2_next_insn never fails.
2765 Remove "afterward" argument.
2766 (write afterward, write_tree): Update to match.
2767 * recog.c (peep2_current_count): New variable.
2768 (peep2_next_insn): Check it.
2769 (peephole2_optimize): Set peep2_current_count.
2770 * recog.h (peep2_current_count): Declare.
2772 2005-08-26 Josh Conner <jconner@apple.com>
2774 PR middle-end/23584
2775 * ipa-pure-const.c (check_tree): Check for volatile-ness
2776 when considering a dereference.
2778 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2780 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2782 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2784 PR rtl-optimization/23561
2785 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2786 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2787 at most LEN bytes long memory fits into the field.
2788 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2789 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2790 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2792 2005-08-26 Richard Henderson <rth@redhat.com>
2794 PR rtl-opt/23560
2795 * loop.c (biased_biv_may_wrap_p): New.
2796 (maybe_eliminate_biv_1): Use it to suppress non-equality
2797 comparison transformations. Delete disabled code.
2799 2005-08-26 Ian Lance Taylor <ian@airs.com>
2801 * combine.c (make_extraction): Avoid reference outside object.
2803 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2805 * stor-layout.c (finalize_type_size): Restore behaviour for
2806 non-aggregate types to the status quo ante of the patch for
2807 pr 23467. Document why it matters.
2809 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2811 PR c/23506
2812 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2813 array by one element, initialize the BT_LAST element with NULL.
2815 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2817 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2818 optimizing for size.
2819 (plus_eqsi): Same.
2820 (compare_plus_eqsi): Same.
2821 (plus_eqsi_compare): Same.
2822 (neg_eq0<mode>): Same.
2823 (neg_eq<mode>): Same.
2825 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2826 PROCESSOR_POWER4.
2828 2005-08-26 Nick Clifton <nickc@redhat.com>
2830 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2831 TARGET_EP is not defined.
2832 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2833 TARGET_EP is enabled.
2834 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2835 * config/v850/v850.md (save_all_interrupt): Only use the EP
2836 register if TARGET_EP is defined.
2837 (restore_all_interrupt): Likewise.
2838 * config/v850/lib1funcs.asm: Update functions so that the EP
2839 register is only used if __EP__ is defined.
2841 2005-08-26 David Ung <davidu@mips.com>
2843 * config/mips/mips.c (mips_expand_prologue): Handle case when
2844 generating for MIPS16 and the outgoing argument area is more than
2845 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2846 add instruction.
2848 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2850 * config/crx/crx.md: Make doloop_end pattern usage controllable
2851 via mloop-nesting=<max-nesting> command line switch. Make sure
2852 the combiner cannot use doloop_end_<mode> in an illegal way.
2853 * config/crx/crx.c: Use regs up to r6 for argument passing.
2854 Refine crx_address_cost (non cst4 displacements are expensive).
2855 * config/crx/crx.opt: Add switch for mloop-nesting=.
2857 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2859 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2860 (UNSPEC_MVST): New constant.
2862 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2864 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2865 Reject operands containing eliminable registers.
2866 * testsuite/gcc.dg/20050825-1.c: New testcase.
2868 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2869 Jan Hubicka <jh@suse.cz>
2871 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2873 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2875 PR tree-optimization/23546
2876 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2877 and REAL_CST nodes.
2879 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2881 * params.def (PARAM_MIN_SPEC_PROB): New.
2882 * sched-rgn.c (MIN_PROBABILITY): Delete.
2883 (compute_trg_info): Convert to PARAM_VALUE.
2884 * doc/invoke.texi (param): Document min-spec-prob.
2886 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2888 * config/darwin.h: define __PIC__
2889 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2890 TARGET_OS_CPP_BUILTINS macro.
2892 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2894 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2895 yesterday.
2897 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2899 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2900 to duplicate_block.
2901 * cfghooks.c (duplicate_block): Added position where to place
2902 new block as argument.
2903 * cfghooks.h (duplicate_block): Declaration changed.
2904 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2905 duplicate_block.
2906 * cfglayout.h (copy_bbs): Declaration changed.
2907 * cfgloop.h (loop_version): Declaration changed.
2908 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2909 position to copy_bbs.
2910 (loop_version): Pass position to duplicate_loop_to_header_edge.
2911 Add place_after argument and position new blocks according to
2912 it.
2913 * modulo-sched.c (sms_schedule): Pass place_after argument
2914 to loop_version.
2915 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2916 * tree-cfg.c (split_edge_bb_loc): New function.
2917 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2918 to determine position of new blocks.
2919 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2920 to loop_version.
2921 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2922 argument to duplicate_block.
2923 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2924 Pass position to copy_bbs.
2926 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2928 * fold-const.c (ptr_difference_const): Use
2929 cst_and_fits_in_hwi instead of host_integerp.
2931 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2933 * config/darwin.c (gen_pic_offset): New.
2934 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2935 Use it.
2937 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2939 PR tree-optimization/23486
2940 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2942 2005-08-23 Phil Edwards <phil@codesourcery.com>
2944 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2945 remove use_collect2.
2946 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2948 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2949 configuration files to override the default value.
2951 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2952 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2953 * config/vx-common.h: New file, split out from...
2954 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2955 * config/vxworksae.h: New file, for VxWorks AE.
2956 * config/vxworks.opt: New file.
2957 * config/vxlib.c: Update for VxWorks 6.
2959 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2960 other MULTILIB_* variables appropriately.
2961 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2962 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2963 * config/rs6000/vxworks.h: Update for VxWorks 6.
2964 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2966 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2968 PR target/20799
2969 * config/darwin.c (machopic_select_section): Remove the hack to
2970 mark "::operator new" and "::operator delete" for coalescing
2971 even though they are not weak.
2973 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2975 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2976 * configure: Regenerate.
2978 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2980 PR middle-end/23517
2981 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2982 between vectors.
2983 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2984 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2985 Likewise.
2987 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2989 * config/rs6000/predicates.md (equality_operator): New.
2990 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2991 comparison with a large constant.
2993 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2995 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2997 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2999 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3000 registers is even, and we have a hardware double precision fp,
3001 align the buffer.
3002 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3003 size of current argument when checking if argument was passed in
3004 registers.
3006 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3008 PR middle-end/23467
3009 * stor-layout.c (finalize_type_size): Dont override
3010 existing alignment with a smaller alignment from the mode.
3012 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3014 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3015 * lambda.h (lambda_vector_lexico_pos): ... here.
3016 * tree-data-ref.c (build_classic_dist_vector): Return false when
3017 the distance vector is lexicographically negative.
3019 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3021 PR tree-optimization/23511
3022 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3023 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3025 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3027 PR tree-optimization/22043
3028 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3029 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3030 If ALLOW_FLEXARR, handle types ending with flexible array member.
3031 Pass false as second argument to recursive count_type_elements calls.
3032 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3033 argument to count_type_elements call.
3034 * tree-sra.c (decide_block_copy): Likewise.
3035 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3036 for a constant-sized object, set cleared as well. Pass true as
3037 second argument to count_type_elements call.
3039 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3041 PR target/21571
3042 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3043 from legitimate_small_data_p, and make global. Update use.
3044 Remove forward declaration.
3045 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3046 Declare.
3047 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3049 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3051 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3052 of scratch intermediates.
3053 (eq<mode>_compare): Same.
3054 (neg_eq0<mode>): New.
3055 (neg_eq<mode>): Convert to define_insn_and_split.
3057 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3059 PR target/23070
3060 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3061 stdarg functions, set/clear the fp marker even when no variable
3062 args are passed.
3063 * config/rs6000/sysv4.opt (mprototype): Describe.
3065 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3067 PR rtl-optimization/23478
3068 * regs.h (reg_info): Add throw_calls_crossed.
3069 (REG_N_THROWING_CALLS_CROSSED): Define.
3070 * flow.c (allocate_reg_life_data): Initialize
3071 REG_N_THROWING_CALLS_CROSSED.
3072 (propagate_one_insn, attempt_auto_inc): Update
3073 REG_N_THROWING_CALLS_CROSSED.
3074 * global.c (global_alloc): Don't allocate pseudos across
3075 calls that may throw.
3077 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3079 PR c/18715
3080 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3081 value is inbetween the range if we did not find an exact match.
3083 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3085 * doc/invoke.texi (Option Summary): Add ms1 options.
3086 * doc/extend.texi: Document interrupt handler attribute for ms1.
3087 * doc/md.texi: Document ms1 constraints.
3088 * config.gcc: Add ms1-*-elf.
3089 * config/ms1/ms1.h: New.
3090 * config/ms1/ms1.c: New.
3091 * config/ms1/ms1.md: New.
3092 * config/ms1/ms1-protos.h: New.
3093 * config/ms1/ABI.txt: New.
3094 * config/ms1/crti.asm: New.
3095 * config/ms1/crtn.asm: New.
3096 * config/ms1/lib2extra-funcs.c: New.
3097 * config/ms1/t-ms1: New.
3098 * config/ms1/ms1.opt: New.
3100 2005-08-22 Ira Rosen <irar@il.ibm.com>
3102 * config/rs6000/altivec.md (xorv4sf3): New.
3103 (negv4sf2, neg<mode>2): Likewise.
3105 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3107 PR target/23485
3108 * config/ia64/ia64.md (divsi3): Check divide by zero.
3109 (udivsi3): Likewise.
3110 (divdi3): Likewise.
3111 (udivdi3): Likewise.
3113 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3115 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3116 up to elem_bitsize bits, not max_bitsize.
3118 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3120 PR tree-optimization/23433
3121 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3122 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3124 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3126 PR tree-optimization/23434
3127 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3128 the iteration bound is not an INTEGER_CST.
3130 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3132 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3133 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3134 NULL if need_epilog_adjust is false.
3135 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3136 Case 3 always peels first itration, not just for PLUS case, and no need
3137 to use scalar_initial_def here. Create an epilog adjustment only if
3138 scalar_initial_def is not NULL.
3140 (vectorizable_reduction): Remove assert.
3142 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3144 PR target/23485
3145 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3146 (__moddi3): Likewise.
3147 (__udivdi3): Likewise.
3148 (__umoddi3): Likewise.
3149 (__divsi3): Likewise.
3150 (__modsi3): Likewise.
3151 (__udivsi3): Likewise.
3152 (__umodsi3): Likewise.
3154 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3156 * tree-pass.h (TDF_GRAPH): Define.
3157 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3158 * passes.c (finish_optimization_passes): Only call
3159 finish_graph_dump_file if TDF_GRAPH is set.
3160 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3161 NULL. Set TDF_GRAPH bit.
3162 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3164 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3166 * arm.h (arm_stack_offsets): Add locals_base field.
3167 * arm.c (arm_get_frame_offsets): Compute it.
3168 (thumb_compute_initial_elimination offset): Make the Thumb frame
3169 pointer point to the base of the local variables.
3170 (thumb_expand_prologue): Update accordingly.
3171 (thumb_expand_epilogue): Likewise.
3173 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3174 mode of clobbered scratch to DImode. Handle a case that's known to
3175 need this.
3177 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3179 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3180 (gt0<mode>_compare): Delete.
3181 (neg_gt0<mode>): Delete.
3183 2005-08-19 Eric Christopher <echristo@apple.com>
3185 * optabs.h: Change CTI_ to COI_.
3186 * optabs.c: Ditto.
3188 2005-08-19 James E Wilson <wilson@specifix.com>
3190 * builtins.c (expand_builtin_return_addr): Set
3191 current_function_accesses_prior_frames when count != 0. Use
3192 frame_pointer_rtx when count == 0.
3193 * function.h (struct function): Add accesses_prior_frames field.
3194 (current_function_accesses_prior_frames): Define.
3195 * reload1.c (init_elim_table): Check
3196 current_function_accesses_prior_frames.
3197 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3199 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3201 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3202 indicator. Return true if the flowgraph changed during
3203 cleanup.
3205 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3207 PR 23476
3208 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3209 conditional expression before testing its value.
3211 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3213 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3215 2005-08-19 Devang Patel <dpatel@apple.com>
3217 PR tree-optimization/23048
3218 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3219 third parameter. Check whether latch is dominated by exit
3220 block or not.
3221 (if_convertible_loop_p): Supply exit block itself to
3222 if_convertible_bb_p.
3224 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3226 PR target/23473
3227 * arm.md (arm_load_pic_register): Change argument to the mask of
3228 saved registers. Call thumb_find_work_register if we need a
3229 scratch register on Thumb.
3230 (arm_expand_prologue): Pass empty register set to
3231 arm_load_pic_register.
3232 (thumb_expand_prologue): Pass live_regs_mask directly to
3233 arm_load_pic_register.
3234 * arm-protos.h (arm_load_pic_register): Update prototype.
3236 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3238 * sh.c (find_sole_member): New function.
3239 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3240 if the record's alignment is larger than the size of its only member.
3242 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3244 PR target/23436
3245 * arm.c (thumb_legitimize_reload_address): New function.
3246 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3247 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3249 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3251 * config/crx/crx.c: Implement crx_decompose_address. Reject
3252 symbolic displacements since CRX register relative adressing
3253 mode can't handle unsigned 32-bit values as displacements.
3254 * config/crx/crx.h: Simplify definitions, remove redundant
3255 parenthesis and obsolete macros.
3256 * config/crx/crx.opt: Add new switch for debugging addresses.
3257 * config/crx/crx-protos.h: Add new declarations for above.
3259 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3261 PR middle-end/20624
3262 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3263 looking past it.
3265 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3267 * collect2.c (dup2): Delete.
3268 * configure.ac: Don't check for dup2.
3270 * config.in, configure: Regenerate.
3272 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3274 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3275 record with the type of its only member.
3277 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3279 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3280 define_insn_and_split.
3281 (plus_ltu<mode>_compare): Same.
3282 (gtu<mode>_compare): Same.
3283 (plus_gtu<mode>_compare): Same.
3285 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3287 PR tree-optimization/22228
3288 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3289 todo_flags_start.
3290 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3291 are recorded in vect_vnames_to_rename for renaming.
3292 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3293 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3294 in vect_vnames_to_rename.
3295 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3296 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3298 2005-08-18 Jan Hubicka <jh@suse.cz>
3300 PR c++/22034
3301 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3302 info only for local statics, not for member variables.
3304 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3306 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3308 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3310 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3312 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3314 PR middle-end/16045
3315 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3317 2005-08-17 James E Wilson <wilson@specifix.com>
3319 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3320 array size check.
3322 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3324 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3325 (leu<mode>_compare): Same.
3326 (plus_leu<mode>): Same.
3327 (neg_leu<mode>): Same.
3328 (and_neg_leu<mode): Same.
3329 (ltu<mode>_compare): Same.
3330 (plus_ltu<mode>): Same.
3331 (geu<mode>): Same.
3332 (geu<mode>_compare): Same.
3333 (plus_geu<mode>): Same.
3334 (neg_geu<mode>): Same.
3335 (and_neg_geu<mode>): Same.
3336 (plus_gt<mode>): Same.
3337 (gtu<mode>_compare): Same.
3338 (plus_gtu<mode>): Same.
3340 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3342 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3343 Move call_table_data to end. Delete spurious .text.
3344 (callt_save_all_interrupt): Fix comment typo.
3346 2005-08-17 James E Wilson <wilson@specifix.com>
3347 Kevin Winchester <winchester@amirix.com>
3349 PR target/21684
3350 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3352 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3354 PR target/23268
3355 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3356 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3358 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3360 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3361 record with the type of its only member if the modes don't match.
3363 * varasm.c (decode_reg_name): Skip empty additional register names.
3365 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3367 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3368 lsm_tmp_name_length): New.
3369 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3370 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3372 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3373 Andreas Krebbel <krebbel1@de.ibm.com>
3375 * config.gcc: Added z9-109 switch.
3376 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3377 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3378 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3379 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3380 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3381 for "z9_109" cpu attribute.
3382 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3383 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3384 (s390_handle_arch_option): Added z9-109 switch.
3385 (override_options): Set respective cost function for z9-109.
3386 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3387 (legitimate_reload_constant_p): Accept extended immediates.
3388 (print_operand): Three new output modifiers added: k, m and o.
3389 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3390 (s390_output_mi_thunk): Use extended immediate when possible.
3391 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3392 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3393 (CONSTRAINT_LEN): Added length of O constraint.
3394 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3395 * config/s390/s390.md ("cpu"): New value z9_109 added.
3396 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3397 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3398 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3399 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3400 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3401 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3402 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3403 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3404 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3405 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3406 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3407 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3408 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3409 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3410 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3411 immediates.
3412 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3413 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3414 insns for TARGET_EXTIMM.
3416 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3418 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3420 2005-08-17 Nick Clifton <nickc@redhat.com>
3422 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3423 Call default_encode_section_info.
3425 2005-08-17 Steven Bosscher <stevenb@suse.de>
3427 PR tree-optimization/21574
3428 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3429 constant, return CONSTANT.
3430 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3431 (ccp_fold, visit_assignment): Likewise.
3432 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3434 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3436 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3437 fold_buildN instead of buildN then fold_initializer or fold.
3438 (build_unary_op): Likewise.
3439 (build_binary_op): Likewise.
3440 * fold-const.c (fold_initializer): Remove.
3441 (fold_build1_initializer): New function.
3442 (fold_build2_initializer): New function.
3443 (fold_build3_initializer): New function.
3444 * tree.h (fold_initializer): Remove.
3445 (fold_build1_initializer): New function.
3446 (fold_build2_initializer): New function.
3447 (fold_build3_initializer): New function.
3449 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3451 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3452 (try_move_mult_to_index): Call fold_build2 instead of build2.
3453 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3454 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3455 fold_binary_to_constant.
3456 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3457 fold (build.
3458 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3459 check if A == gcd (A, B). Remove TYPE argument.
3460 (analyze_offset) Use fold_build2 instead of fold (build.
3461 (create_data_ref): Likewise.
3462 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3463 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3464 then fold.
3466 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3468 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3469 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3471 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3473 PR tree-opt/23402
3474 * gimplify.c (zero_sized_type): New function.
3475 (gimplify_modify_expr_rhs): If we have a zero sized type,
3476 replace the statement with an empty statement.
3478 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3480 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3481 fxsave.
3483 2005-08-16 Ian Lance Taylor <ian@airs.com>
3485 * doc/tm.texi (Label Output): Correct typo.
3487 2005-08-16 Steven Bosscher <stevenb@suse.de>
3489 PR target/23376
3490 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3491 force_operand will work later on using have_insn_for.
3493 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3495 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3497 2005-08-16 Ian Lance Taylor <ian@airs.com>
3499 PR c++/23337
3500 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3501 vector type, don't try to construct it element by element. Add an
3502 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3504 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3506 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3508 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3510 * doc/invoke.texi (Precompiled Headers): Document some more options
3511 which are known to be safe.
3513 2005-08-16 James E Wilson <wilson@specifix.com>
3515 PR tree-optimization/21105
3516 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3517 TREE_OVERFLOW check.
3519 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3521 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3522 (neg_ltu<mode>): Same.
3523 (gtu<mode>): Same.
3524 (neg_gtu<mode>): Same.
3526 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3528 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3529 (fold_builtin_isdigit): Use fold_buildN.
3530 (build_function_call_expr): Likewise.
3531 * c-typeck.c (c_finish_loop): Likewise.
3533 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3534 Richard Shann <rshann@superh.com>
3536 PR middle-end/20396:
3537 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3539 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3541 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3543 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3545 PR target/23355
3546 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3547 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3548 must be saved.
3550 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3552 PR middle-end/23369
3553 * fold-const.c (build_range_check): Disable optimization for function
3554 pointer expressions on targets that require function pointer
3555 canonicalization.
3557 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3559 * simplify-rtx.c (simplify_const_relational_operation): When
3560 extracting arguments of a COMPARE, recompute the mode as well.
3562 2005-08-15 Ian Lance Taylor <ian@airs.com>
3564 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3566 2005-08-15 DJ Delorie <dj@redhat.com>
3568 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3569 the stack.
3570 (movsi_splittable): Allow, but split, moves to the stack.
3571 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3572 stack.
3574 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3576 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3577 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3578 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3580 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3581 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3582 Delete HOST_PTR_PRINTF.
3584 * configure, config.in: Regenerate.
3586 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3588 * config/rs6000/rs6000.md (QHSI): New mode macro.
3589 (wd): Extend mode attr for QImode and HImode
3590 (dbits): New mode attr.
3591 (zero_extend<mode>di2): Convert to mode macro.
3593 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3595 PR target/21841
3596 * doc/invoke.texi (-mgnu-ld): Update description.
3597 (-mhp-ld): Ditto.
3599 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3601 PR 23391
3602 * Makefile.in (tree-chrec.o): Depends on real.h.
3603 * tree-chrec.c: Include real.h.
3604 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3605 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3606 * tree-scalar-evolution.c (add_to_evolution_1,
3607 interpret_rhs_modify_expr): Ditto.
3609 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3611 PR 23386
3612 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3613 step is negative compute the estimation from init downwards to zero.
3615 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3617 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3619 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3621 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3622 constraint.
3623 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3624 Accept double-word constants that can be split.
3625 * config/s390/s390.md ("movti"): Use 'P' constraint.
3626 ("*movdi_31", "*movdf_31"): Likewise.
3628 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3630 Fix PR tree-optimization/22615
3632 * tree-ssa-structalias.c (solution_set_add): Handle
3633 first_vi_for_offset returning NULL.
3634 (do_da_constraint): Ditto.
3635 (do_sd_constraint): Ditto.
3636 (do_ds_constraint): Ditto
3637 (find_func_aliases): Ditto.
3638 (build_constraint_graph): RHS is allowed be ANYTHING.
3639 (first_vi_for_offset): Return NULL if we couldn't find anything at
3640 the offset.
3642 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3644 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3645 over memory as first operand.
3647 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3649 PR target/23360
3650 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3651 available for setting it.
3653 2005-08-14 Ira Rosen <irar@il.ibm.com>
3655 PR tree-optimization/23320
3656 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3657 data-refs' types instead of base object nullness. Add check for
3658 pointer type data-refs before first location comparison. Remove
3659 assert.
3661 2005-08-14 Andreas Schwab <schwab@suse.de>
3663 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3665 2005-08-13 James E Wilson <wilson@specifix.com>
3667 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3668 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3669 -fstack-protector-all, --param ssp-buffer-size): Document.
3670 (-Wvariadic-macros): Alphabetize.
3671 (-fsched-stalled-insns-dep): Add missing 'f'.
3673 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3674 macros.
3676 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3678 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3679 or indirect address operand.
3680 (EXTRA_ADDRESS_CONSTRAINT): New.
3681 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3683 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3685 PR tree-optimization/22236
3686 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3687 successors and predecessors.
3688 * tree-chrec.c (chrec_convert): Before converting, check that
3689 sequences don't wrap.
3690 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3691 (analyze_array): Extern.
3692 (find_data_references_in_loop): Remove call to
3693 compute_estimated_nb_iterations.
3694 * tree-data-ref.h (analyze_array): Declared.
3695 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3696 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3697 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3698 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3699 condition.
3700 * tree-ssa-loop-ivcanon.c: Fix documentation.
3701 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3702 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3703 (infer_loop_bounds_from_undefined): New.
3704 (estimate_numbers_of_iterations_loop): Use
3705 infer_loop_bounds_from_undefined.
3706 (used_in_pointer_arithmetic_p): New.
3707 (scev_probably_wraps_p): Pass an extra parameter. Call
3708 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3709 (convert_step): Fix documentation.
3710 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3711 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3712 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3713 scev_probably_wraps_p.
3715 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3717 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3718 (s390_register_info): Ignore clobbered_regs information for fixed
3719 registers, and only fixed registers.
3720 (s390_init_frame_layout): Remove redundant call.
3722 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3724 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3725 description of -Wold-style-casts.
3727 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3728 Jakub Jelinek <jakub@redhat.com>
3730 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3731 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3732 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3733 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3734 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3735 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3736 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3737 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3738 ("stack_protect_set", "stack_protect_test"): New expanders.
3739 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3740 "stack_protect_testdi"): New insn definitions.
3742 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3744 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3746 2005-08-12 Paul Brook <paul@codesourcery.com>
3748 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3750 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3752 * config/s390/predicates.md (setmem_operand): New predicate.
3753 (shift_count_operand): Accept ANDs with special constants as
3754 operand.
3755 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3756 with special constants.
3757 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3758 shift_count_operand with setmem_operand.
3760 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3762 * config/s390/s390.c (s390_extract_part, s390_single_part):
3763 Type cast added.
3764 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3765 (s390_output_mi_thunk): Don't use lg on 31 bit.
3766 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3767 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3769 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3771 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3772 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3773 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3774 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3775 with one of the new macros.
3777 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3779 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3780 Don't set save_return_addr_p.
3781 (s390_register_info): Make clobbered_regs not depending on
3782 save_return_addr_p.
3784 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3786 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3787 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3789 2005-08-11 James E. Wilson <wilson@specifix.com>
3791 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3793 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3795 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3796 locations gathered by var-tracking in single entry loc_list
3797 over loc_descriptor_from_tree.
3799 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3800 pass it down to loc_descriptor.
3801 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3802 (containing_function_has_frame_base): Move earlier in the file.
3803 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3804 instead of always assuming fbreg can't be used.
3806 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3808 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3809 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3810 Accept address wrapped in AND for Altivec.
3811 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3812 Strip AND wrapping offset address for Altivec.
3814 2005-08-11 Richard Henderson <rth@redhat.com>
3816 PR middle-end/23312
3817 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3818 before using TYPE_IS_SIZETYPE.
3820 2005-08-11 Richard Henderson <rth@redhat.com>
3822 PR target/22225
3823 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3824 insn types not present on ev4.
3825 (alphaev5_insn_pipe): Similarly.
3827 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3829 PR target/23250
3830 * arm.c (arm_override_options): If the user has selected callee-super-
3831 interworking, then enable normal interworking.
3833 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3835 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3836 redefinition.
3838 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3840 * doc/rtl.texi: Fix two typos.
3842 2005-08-11 Richard Guenther <rguenther@suse.de>
3844 PR target/23289
3845 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3846 cases where we call to/from functions returning void.
3848 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3850 PR c++/23225
3851 * tree.c (build_pointer_type_for_mode): Robustify.
3853 2005-08-10 James E Wilson <wilson@specifix.com>
3855 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3856 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3858 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3859 "cum->".
3861 2005-08-10 Eric Christopher <echristo@apple.com>
3863 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3864 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3865 V2DFmode.
3867 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3869 PR target/21887
3870 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3871 for the high part when generating dynamic-no-pic code.
3873 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3875 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3876 (x86_64-*-linux*): Likewise.
3878 * config/i386/crtfastmath.c: New file.
3879 * config/i386/t-crtfm: Likewise.
3881 * config/i386/linux.h (ENDFILE_SPEC): New.
3882 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3884 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3885 crtfastmath.o.
3887 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3889 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3890 (vec_shl, vec_shr): Document new operations.
3891 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3893 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3895 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3896 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3897 change predicate to indexed_or_indirect_address.
3899 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3901 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3902 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3903 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3904 and __aeabi_uwrite8.
3905 * config/arm/unaligned-funcs.c: New file.
3906 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3908 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3910 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3911 Add dump.
3912 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3913 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3914 Add dump.
3915 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3916 * final.c (pass_shorten_branches): Add dump.
3917 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3918 (pass_life): Rename dump.
3919 (rest_of_handle_flow2): Remove initial verify_flow_info.
3920 * function.c (pass_instantiate_virtual_regs): Add dump.
3921 * integrate.c (pass_initial_value_sets): Add dump.
3922 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3923 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3924 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3925 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3926 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3927 gate_rtl_unrool_and_peel_loops): New.
3928 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3929 rtl_doloop): Do not look at flags.
3930 * mode-switching.c (pass_mode_switching): Add dump.
3931 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3932 pass_split_before_regstack): Add dump.
3933 * regmove.c (pass_stack_adjustments): Add dump.
3934 * tree-optimize.c (pass_fixup_cfg): Add dump.
3936 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3938 PR 23309
3939 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3940 deciding which instruction sequence to use.
3942 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3944 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3945 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3947 2005-08-09 Richard Guenther <rguenther@suse.de>
3949 * c-common.c (builtin_function_2): Remove.
3950 (def_builtin_1): New function.
3951 (c_common_nodes_and_builtins): Use def_builtin_1 to
3952 build builtin functions.
3954 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3956 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3957 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3958 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3959 Visual DSP.
3961 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3963 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3964 fold_binary instead of fold_build2 since we don't care about the
3965 resulting tree.
3966 (loop_niter_by_eval): Likewise.
3967 (compare_trees): Likewise.
3968 (proved_non_wrapping_p): Likewise.
3970 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3972 PR c/23161
3973 PR c/23165
3974 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3975 if the if is really empty.
3977 2005-08-09 Steven Bosscher <stevenb@suse.de>
3979 PR tree-optimization/23234
3980 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3981 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3982 argument of the new enum.
3983 (execute_cse_reciprocals): Add reciprocals for function arguments
3984 on the unique successor edge of the entry block. Update other calls
3985 to execute_cse_reciprocals_1.
3987 2005-08-08 Richard Henderson <rth@redhat.com>
3989 PR 22439
3990 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3992 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3994 * expr.c (write_complex_part): Return after handling MEM.
3996 2005-08-08 Josh Conner <jconner@apple.com>
3998 PR rtl-optimization/23241
3999 * combine.c (simplify_comparison): Fix error in determining
4000 whether to lift a subreg from comparison.
4002 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4004 PR target/18506
4005 * config/rs6000/altivec.md (vec_init<mode>): New.
4006 (vec_set<mode>): New.
4007 (vec_extract<mode>): New.
4008 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4009 (rs6000_expand_vector_set): New.
4010 (rs6000_expand_vector_extract): New.
4011 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4012 for Altivec modes before reload.
4013 (altivec_expand_vec_init_builtin): New.
4014 (get_element_number): New.
4015 (altivec_expand_vec_set_builtin): New.
4016 (altivec_expand_vec_ext_builtin): New.
4017 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4018 builtins.
4019 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4020 builtins.
4021 * config/rs6000/rs6000.h (rs6000_builtins): Add
4022 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4023 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4024 * config/rs6000/rs6000-protos.h: Declare new functions.
4026 2005-08-08 Jan Hubicka <jh@suse.cz>
4028 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4029 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4030 * i386.md (movdi*): Use pic_32bit_operand.
4031 * predicates.md (pic_32bit_operand): New.
4033 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4035 PR c++/21166
4036 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4038 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4040 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4041 (test_for_singularity): Use fold_build2.
4043 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4045 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4047 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4049 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4050 (COMMON_ASM_OP) Define.
4051 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4052 (ix86_encode_section_info): Likewise.
4053 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4054 SUBTARGET_ENCODE_SECTION_INFO.
4056 2005-08-06 Richard Henderson <rth@redhat.com>
4058 PR 21894
4059 * tree-nested.c (convert_local_reference): Save and restore val_only
4060 around component_ref and friends. Clear walk_subtrees by default.
4062 2005-08-06 Peter O'Gorman <peter@pogma.com>
4064 PR 21366
4065 * gcc.c (process_command): Check the argument to -b has a dash.
4066 * doc/invoke.texi: Update -b and -V docs.
4068 2005-08-06 James E Wilson <wilson@specifix.com>
4070 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4072 2005-08-06 Michael Matz <matz@suse.de>
4074 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4075 member only if only one insn is associated with the value.
4077 2005-08-06 Nick Clifton <nickc@redhat.com>
4079 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4080 New define.
4081 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4082 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4083 Check symbol flags instead of symbol name mangling.
4084 (xstormy16_asm_output_aligned_common): Likewise. Also
4085 simplify code since the bss100_section cass is the only case
4086 where the below100 code will be triggered.
4087 (xstormy16_encode_section_info): Encode below100 attribute
4088 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4089 the name.
4090 (xstormy16_strip_name_encoding): Delete - this function is no
4091 longer needed.
4092 (TARGET_STRIP_NAME_ENCODING): Undefine.
4093 * config/stormy16/stormy16-protos.h: Delete prototype for
4094 xstormy16_strip_name_encoding.
4096 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4098 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4099 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4100 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4101 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4102 config/alpha/predicates.md, config/arc/arc.h,
4103 config/arm/arm.h, config/arm/ieee754-df.S,
4104 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4105 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4106 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4107 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4108 config/m68hc11/m68hc11.h, config/mips/mips.c,
4109 config/mips/mips.h, config/mips/openbsd.h,
4110 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4111 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4112 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4113 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4114 config/sparc/linux.h, config/sparc/linux64.h,
4115 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4116 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4117 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4118 typos. Follow spelling conventions.
4120 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4122 PR c/23113
4123 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4124 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4125 specially. Check for side effects only for COND_EXPR.
4126 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4127 return with TREE_NO_WARNING.
4129 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4131 PR rtl-optimization/23233
4132 * loop.c (combine_movables): Require the modes to be the same.
4133 (move_movables): Remove handling of cases where the replacement
4134 had a different mode to the original.
4136 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4138 PR tree-optimization/23128
4139 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4140 subtraction wrap, and set TREE_OVERFLOW if they do.
4142 2005-08-05 Richard Henderson <rth@redhat.com>
4144 PR 21728
4145 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4146 FORCED_LABEL labels.
4148 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4150 PR middle-end/23135
4151 * reload.c (find_reloads_subreg_address): Pass down TYPE
4152 unchanged. Change all callers except find_reloads_toplev.
4154 2005-08-05 Michael Matz <matz@suse.de>
4156 * genattrtab.c (current_alternative_string): Remove.
4157 (SIMPLIFY_ALTERNATIVE): Ditto.
4158 (attr_alt_bit_p): Ditto.
4159 (alternative_name): Make const char *.
4160 (evaluate_eq_attr): Remove use of above things.
4161 (simplify_test_exp): Ditto.
4162 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4163 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4165 2005-08-04 James E Wilson <wilson@specifix.com>
4167 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4168 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4169 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4170 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4171 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4173 2005-08-04 Richard Henderson <rth@redhat.com>
4175 PR 21529
4176 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4177 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4178 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4179 if we'd have to instantiate too many members.
4181 2005-08-04 Richard Henderson <rth@redhat.com>
4183 PR 21291
4184 * tree-outof-ssa.c (coalesce_asm_operands): New.
4185 (coalesce_ssa_name): Use it. Split out ...
4186 (coalesce_phi_operands, coalesce_result_decls): ... these.
4188 2005-08-04 Paul Brook <paul@codesourcery.com>
4190 * read-rtl.c (read_quoted_string): Break if EOF.
4192 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4194 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4195 (fold_build2): Likewise.
4196 (fold_build3): Likewise.
4197 (fold_build1_stat): New function prototype.
4198 (fold_build2_stat): Likewise.
4199 (fold_build3_stat): Likewise.
4200 * fold-const.c (fold_build1): Rename to ..
4201 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4202 through to build1_stat.
4203 (fold_build2): Rename to ..
4204 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4205 through to build2_stat.
4206 (fold_build3): Rename to ..
4207 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4208 through to build3_stat.
4210 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4211 Ian Lance Taylor <ian@airs.com>
4213 * function.c (assign_stack_local_1): Do not correct stack slot
4214 address if allocation size is smaller than mode size.
4216 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4218 PR 22037
4219 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4220 (tree_merge_blocks): Propagate anything allowed by
4221 may_propagate_copy.
4222 Clarify documentation.
4223 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4224 SSA form, schedule an update if necessary.
4226 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4228 * doc/install.texi (Binaries): Remove broken link to
4229 Sinix/Reliant Unix binaries.
4231 2005-08-03 Richard Henderson <rth@redhat.com>
4233 PR 23221
4234 * function.c (stack_protect_epilogue): Export.
4235 * tree.h (stack_protect_epilogue): Declare.
4236 * calls.c (expand_call): Call it.
4238 2005-08-03 Eric Christopher <echristo@apple.com>
4240 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4241 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4242 spec.
4244 2005-08-04 Jan Hubicka <jh@suse.cz>
4246 * profile.c (branch_prob): Split edges with goto locus on them
4247 to get proper line counts.
4248 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4250 2005-08-03 Paul Brook <paul@codesourcery.com>
4252 * function.c (assign_parms): Round current_function_args_size
4253 to PARM_BOUNDARY, not STACK_BOUNDARY.
4255 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4257 * config/i386/i386.c (x86_elf_aligned_common)
4258 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4260 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4262 PR tree-optimization/23157
4263 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4264 before emitting them.
4266 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4268 PR tree-optimization/19899
4269 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4270 * tree-scalar-evolution.c: Include real.h.
4271 (add_to_evolution): Build constant -1 of correct type.
4273 2005-08-03 Jan Hubicka <jh@suse.cz>
4275 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4276 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4277 profile updating for complette unrolling.
4278 * loop-unroll.c (peel_loop_completely): Use it.
4279 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4280 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4281 loops.
4283 2005-08-03 Paul Brook <paul@codesourcery.com>
4285 * combine.c (can_change_dest_mode): New function.
4286 (try_combine, simplify_set): Use it.
4288 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4290 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4291 TFmode to BLKmode.
4293 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4295 * doc/install.texi (Specific): Adjust link to openavr.org.
4296 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4297 (Binaries): Adjust HP-UX Porting Center link.
4298 (Binaries): Adjust Free Software Foundation ordering link.
4300 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4302 * convert.c (convert_to_integer): Use fold_build1 instead of
4303 build1 when converting an integer to an integer.
4305 2005-08-02 Richard Henderson <rth@redhat.com>
4307 * combine.c (combine_instructions): Don't use reg_equal/equiv
4308 results if the mode doesn't match.
4310 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4312 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4313 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4315 2005-08-02 Richard Henderson <rth@redhat.com>
4317 PR 23196
4318 * explow.c (memory_address): Remove special-case for
4319 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4321 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4323 PR 23164
4324 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4325 number of calls to cleanup_tree_cfg_1.
4327 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4329 * doc/invoke.texi: document file extensions .F90 and .F95
4331 2005-08-02 Richard Guenther <rguenther@suse.de>
4333 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4334 positive if its first argument is positive.
4336 2005-08-02 Richard Guenther <rguenther@suse.de>
4338 PR tree-optimization/23177
4339 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4340 on TMR_TAG.
4342 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4344 PR tree-optimization/23129
4345 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4346 varying for divisions with anti-ranges.
4348 2005-08-02 Jan Hubicka <jh@suse.cz>
4350 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4351 * tree-ssa-threadupdate.c (thread_block): Add it here.
4353 2005-08-01 James E Wilson <wilson@specifix.com>
4355 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4356 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4357 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4358 New.
4359 * config/mips/predicates.md (const_call_insn_operand): Add check for
4360 SYMBOL_REF_LONG_CALL_P.
4361 * doc/extend.texi (long_call): Document the new attribute.
4363 2005-08-01 Ian Lance Taylor <ian@airs.com>
4364 Richard Henderson <rth@redhat.com>
4366 * Makefile.in (RTL_BASE_H): Add real.h.
4367 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4368 instead of memcpy.
4369 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4370 directly.
4371 * rtl.c (rtl_check_failed_code_mode): New.
4372 * rtl.h (struct rtx_def): Add u.rv.
4373 (XCMWINT, XCNMPRV): New.
4374 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4375 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4377 2005-08-01 Richard Henderson <rth@redhat.com>
4379 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4380 with auto-inc codes.
4382 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4384 2005-08-01 Jan Hubicka <jh@suse.cz>
4386 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4387 * i386.c: Include dwarf2.h
4388 (asm_preferred_eh_data_format): New.
4389 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4391 2005-08-01 Ian Lance Taylor <ian@airs.com>
4393 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4394 randomize_va_space for virtual address randomization control.
4396 2005-08-01 Steven Bosscher <stevenb@suse.de>
4398 * common.opt (flag_ipa_cp): Put in right place to maintain
4399 alphabetic sort.
4401 2005-08-01 Jan Hubicka <jh@suse.cz>
4403 * profile.c (compute_value_histograms): Fix thinko.
4404 * value-prof.c: Include toplev.h
4405 (check_counter): New function.
4406 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4407 tree_mod_subtract_transform): Add sanity check.
4409 2005-08-01 Richard Guenther <rguenther@suse.de>
4411 PR tree-optimization/23133
4412 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4413 current functions parameter decls to find defs to cse
4414 reciprocals of.
4416 2005-08-01 Richard Guenther <rguenther@suse.de>
4418 PR tree-optimization/23109
4419 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4420 If trapping math is in effect, use post-dominator information
4421 to check if we'd in any case reach a trapping point before
4422 doing the reciprocal insertion.
4423 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4424 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4425 expressions are invariant only if trapping math is not in effect.
4427 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4429 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4430 cgraph_function_versioning): New declarations.
4431 * cgraphunit.c: Add include to ipa-prop.h.
4432 (update_call_expr, cgraph_copy_node_for_versioning,
4433 cgraph_function_versioning): New functions.
4434 * integrate.c (copy_decl_for_inlining): Remove.
4435 * ipa-prop.h (ipa_replace_map): New struct.
4436 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4437 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4438 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4439 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4440 ipcp_iterate_stage, ipcp_method_scale_print,
4441 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4442 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4443 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4444 ipcp_update_bb_counts, ipcp_update_profiling,
4445 ipcp_update_edges_counts): New functions.
4446 (ipcp_method_cval_init): Remove restriction regarding local methods.
4447 (ipcp_init_stage): Add ipcp_method_compute_scale.
4448 (ipcp_insert_stage): Add versioning.
4449 (ipcp_structures_print): Add ipcp_method_scale_print.
4450 (ipcp_driver): Dump profiling info.
4451 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4452 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4453 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4454 (struct inline_data): Add versioning_p, ipa_info, new fields.
4455 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4456 declare_return_variable): Replace calls to copy_decl_for_inlining with
4457 copy_decl_for_dup.
4458 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4459 versioning support.
4460 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4461 Add argument VERSIONING.
4462 (copy_arguments_for_versioning, copy_static_chain,
4463 function_versionable_p, tree_versionable_function_p,
4464 tree_function_versioning, replace_ref_tree): New functions.
4465 * tree-inline.h: Include varray.h.
4466 (tree_versionable_function_p, tree_function_versioning,
4467 tree copy_decl_for_dup): New declarations.
4469 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4471 * ipa-cp.c: New file. Contains IPCP specific functionality.
4472 * ipa-prop.h: New file. Contains structures/definitions that can be
4473 used by several interprocedural data flow optimizations (and also IPCP).
4474 * ipa-prop.c: New file.
4475 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4476 * common.opt: Add ipa-cp flag.
4477 * timevar.def: Add IPCP optimization.
4478 * tree-optimize.c (init_tree_optimization_passes): Schedule
4479 pass_ipa_cp.
4480 * tree-pass.h (pass_ipa_cp): Declare.
4482 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4484 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4485 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4486 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4487 config/i386/i386.c, config/mips/mips.h,
4488 config/rs6000/rs6000.h, config/sh/sh.c,
4489 config/stormy16/stormy16.c: Fix comment typos.
4491 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4493 PR c/22311
4494 * c-typeck.c (build_binary_op): Use common_type wrapper on
4495 shortened types.
4496 (common_type): Update comment.
4498 2005-07-31 Steven Bosscher <stevenb@suse.de>
4500 PR target/23095
4501 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4502 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4503 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4505 2005-07-31 Jan Hubicka <jh@suse.cz>
4507 * pretty-print.h (pp_widest_integer): New macro.
4508 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4509 counts.
4511 2005-07-31 Jan Hubicka <jh@suse.cz>
4513 * output.h (enum section_category): Export from varasm.c
4514 (categorize_decl_for_section): Likewise.
4515 * varasm.c (enum section_category): Kill.
4516 (categorize_decl_for_section): Make global.
4517 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4518 Declare.
4519 * i386.c (ix86_section_threshold): New static variable.
4520 (ix86_in_large_data_p, ix86_encode_section_info,
4521 x86_64_elf_unique_section,
4522 x86_64_elf_select_section): New functions.
4523 (TARGET_ENCODE_SECTION_INFO): Define
4524 (override_options): Enable medium model for PIC.
4525 (ix86_expand_prologue): Expand gen_set_got_rex64.
4526 (legitimate_constant_p): Handle new UNSPECs.
4527 (legitimate_pic_address_disp_p): Likewise.
4528 (legitimize_pic_address): Lower MEDIUM model addressing.
4529 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4530 (enum cmodel): Add MEDIUM_PIC.
4531 (SYMBOL_REF_FAR_ADDR_P): New macro.
4532 (SYMBOL_FLAG_FAR_ADDR): New flag.
4533 * i386.md (movdi): Support medium model.
4534 (set_got_rex64): New pattern.
4535 * i386.opt (mlarge-data-threshold): New flag.
4536 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4537 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4538 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4539 TARGET_ASM_UNIQUE_SECTION): New.
4541 * invoke.texi (-mlarge_data_threshold): Document
4543 2005-07-31 Jan Hubicka <jh@suse.cz>
4545 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4546 (coalesce_vars): Likewise.
4547 * tree-ssa-live.c (coalesce_cost): New.
4548 (build_tree_conflict_graph): Use coalesce_cost.
4549 * tree-ssa-live.h (coalesce_cost): Declare.
4551 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4553 * arm.md (all peepholes for post-increment operations): Delete.
4554 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4555 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4556 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4557 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4558 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4560 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4562 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4563 non-integral types.
4565 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4567 PR target/22582
4568 * doc/invoke.texi: Document -rdynamic.
4570 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4572 PR c/23143
4573 * c-parser.c (c_parser_parms_list_declarator): Call
4574 mark_forward_parm_decls.
4575 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4576 decls with visibility structure.
4578 2005-07-30 Paul Brook <paul@codesourcery.com>
4580 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4582 2005-07-30 Paul Brook <paul@codesourcery.com>
4584 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4585 prototype.
4586 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4587 value for mode.
4588 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4590 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4592 PR c/529
4593 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4594 nested function declarators.
4595 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4596 (grokparms): Call warn_if_shadowing for parameters used within the
4597 parameter list.
4598 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4599 not used within the parameter list.
4600 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4602 2005-07-30 Jan Hubicka <jh@suse.cz>
4604 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4605 * i386.c (ix86_fixup_binary_operands): Likewise.
4606 (ix86_expand_unary_operator): Likewise.
4607 (ix86_expand_fp_absneg_operator): Likewise.
4608 * optabs.c (expand_vec_cond_expr): Validate dest.
4610 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4612 PR c/21720
4613 * real.c (real_from_string): Also set last bit if there is a
4614 nonzero hex digit beyond GCC's internal precision after ".".
4616 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4618 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4619 define_constants. Change duplicate values to unassigned numbers.
4620 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4621 (*altivec_vspltsf): New.
4622 (altivec_vperm_v4sf): Delete.
4623 (altivec_vperm_<mode>): Use mode macro V.
4624 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4625 (altivec_predicate_v4sf): Delete.
4626 (altivec_predicate_<mode>): Use mode macro V.
4627 (*altivec_lvesfx): New.
4628 (*altivec_stvesfx): New.
4629 (vec_realign_load_v4sf): Delete.
4630 (vec_realign_load_<mode>): Use mode macro V.
4631 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4632 UNSPECV_SET_VRSAVE.
4634 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4636 PR bootstrap/23131
4637 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4638 string.
4639 * configure: Regenerated.
4641 2005-07-29 Paul Brook <paul@codesourcery.com>
4643 * doc/install.texi: Add link to GFortran binaries wiki page.
4645 2005-07-29 David Ung <davidu@mips.com>
4647 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4648 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4649 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4650 * config/mips/mips.md (cpu): Add 5kf name.
4651 (includes): Includes 5k.md.
4652 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4653 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4654 -march flag.
4656 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4658 PR 22550
4659 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4660 (cleanup_tree_cfg): ... here.
4661 Call cleanup_tree_cfg_1 until there are no more cleanups to
4662 do.
4664 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4666 * tree-vrp.c (compare_range_with_value): Return true or false
4667 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4668 EQ_EXPR respectively.
4670 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4672 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4673 Fix comment typos.
4675 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4677 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4678 (tree_ssa_dominator_optimize): Increment it.
4679 (dump_dominator_optimization_stats): Print it.
4681 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4682 Steven Bosscher <stevenb@suse.de>
4684 PR rtl-optimization/23117
4685 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4686 when head == tail. Tidy comment.
4688 2005-07-28 Richard Henderson <rth@redhat.com>
4690 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4691 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4692 * jump.c (rtx_renumbered_equal_p): Likewise.
4693 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4694 CONST_INT and CONST_DOUBLE.
4695 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4696 * reload.c (operands_match_p): Special case CONST_INT and
4697 CONST_DOUBLE; check mode earlier.
4699 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4701 PR c/22240
4702 * c-typeck.c (convert_for_assignment): Do not check
4703 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4705 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4707 PR c/22192
4708 * c-typeck.c (composite_type): Prefer constant size arrays to
4709 VLAs.
4711 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4713 PR c/21720
4714 * real.c (real_from_string): Set last bit if there is a nonzero
4715 hex digit beyond GCC's internal precision.
4717 2005-07-28 Richard Henderson <rth@redhat.com>
4719 PR rtl-opt/22619
4720 * cfgcleanup.c (try_forward_edges): Watch out for end of
4721 insn chain.
4723 2005-07-28 James E Wilson <wilson@specifixinc.com>
4725 PR c/23106
4726 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4728 2005-07-28 Jan Hubicka <jh@suse.cz>
4730 * Makefile.in (rtl-profile.o): Kill all traces of it.
4731 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4732 * coverage.h (rtl_coverage_counter_ref): Kill.
4733 * opts.c (flag_speculative_prefetching_set): Kill.
4734 (flag_loop_optimize_set): New.
4735 (common_handle_option): Disable loop optimizer when profiling;
4736 do not handle speculative prefetching.
4737 * passes.c (init_optimization_passes): Replace pass_profiling combo
4738 by branch_prob pass.
4739 * profile.c (compute_value_histograms): Update for simplified value
4740 profiles.
4741 (rtl_register_profile_hooks): Kill.
4742 (pass_profiling): Kill.
4743 (rest_of_handle_branch_prob): Do not profile.
4744 * toplev.c (process_options): Remove speculative prefetching.
4745 * toplev.h (flag_tree_based_profiling): Kill.
4746 * tree-profile.c (prepare_instrumented_value,
4747 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4748 tree_gen_one_value_profiler, do_tree_profiling): Update for
4749 simplified datastructures.
4750 * value-prof.c: Add comment that speculative prefetching was dropped;
4751 update rest of file for simplified datastructures.
4752 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4753 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4754 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4755 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4756 rtl_mod_subtract, gen_speculative_prefetch,
4757 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4758 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4759 (gate_handle_value_profile_transformations,
4760 rest_of_handle_value_profile_transformations,
4761 pass_value_profile_transformations): Kill.
4762 * value-prof.h (histogram_value_t): Remove IL based unions.
4763 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4764 rtl_profile_hooks): Remove hooks.
4766 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4768 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4769 (cgraph_clone_node): Likewise.
4770 * cgraph.h (cgraph_clone_edge): Update prototype.
4771 (cgraph_clone_node): Likewise.
4772 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4773 cgraph_clone_node.
4774 (lookup_recursive_calls): Consider profile.
4775 (cgraph_decide_recursive_inlining): Fix updating; use new
4776 probability argument; use profile.
4777 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4778 * tree-inline.c (copy_bb): Update clal of clone_edge.
4779 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4781 * invoke.texi (min-inline-recursive-probability): Document.
4783 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4785 * doc/install.texi (Configuration): Update Valgrind homepage.
4787 2005-07-28 Richard Henderson <rth@redhat.com>
4789 PR middle-end/21362
4790 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4791 labels we want to delete.
4792 (cfg_layout_merge_blocks): Likewise.
4794 2005-07-28 Richard Henderson <rth@redhat.com>
4796 PR target/17692
4797 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4798 when expanding to nothing.
4800 2005-07-28 Josh Conner <jconner@apple.com>
4802 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4803 (cgraph_decide_inlining_of_small_functions): Likewise.
4805 2005-07-28 Josh Conner <jconner@apple.com>
4807 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4808 direction of badness if negative.
4809 (cgraph_default_inline_p): Add reason to parameters, and assign it
4810 a value.
4811 (cgraph_decide_inlining_of_small_functions): New parameter in call
4812 to cgraph_default_inline_p.
4813 (cgraph_decide_inlining_incrementally): Likewise.
4814 * cgraphunit.c (decide_is_function_needed): Likewise.
4815 * cgraph.h (cgraph_default_inline_p): Likewise.
4817 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4819 * builtins.c: Fix comment typo(s).
4820 * genautomata.c: Likewise.
4821 * gimplify.c: Likewise.
4822 * tree-dfa.c: Likewise.
4823 * tree-flow-inline.h: Likewise.
4824 * tree-into-ssa.c: Likewise.
4825 * tree-ssa-alias.c: Likewise.
4826 * tree-ssa-ccp.c: Likewise.
4827 * tree-ssa-copy.c: Likewise.
4828 * tree-ssa-dce.c: Likewise.
4829 * tree-ssa-dom.c: Likewise.
4830 * tree-ssa-operands.c: Likewise.
4831 * tree-tailcall.c: Likewise.
4832 * tree-vectorizer.c: Likewise.
4833 * tree-vrp.c: Likewise.
4834 * tree.c: Likewise.
4836 2005-07-28 Jeff Law <law@redhat.com>
4838 * tree-vrp.c (test_for_singularity): Extracted from ...
4839 (simplify_cond_using_ranges): Attempt to simplify a relational
4840 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4842 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4844 PR tree-optimization/22506
4845 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4846 phis whose argument is constant.
4848 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4850 PR rtl-optimization/18992
4851 Back out this patch:
4852 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4853 PR optimization/12142
4854 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4855 uses of the register in the SET_SRC. Remove unnecessary argument.
4857 Replace it with this:
4858 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4859 if flag_non_call_exceptions is set and the insn may trap, pass
4860 pc_rtx as dest for recursion.
4861 In SET_SRC part of SET case, if dest is already set, pass it down
4862 unchanged.
4864 2005-07-28 Jan Hubicka <jh@suse.cz>
4866 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4867 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4868 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4869 roundoff errors.
4870 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4871 profile when available.
4873 2005-07-28 Jan Beulich <jbeulich@novell.com>
4875 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4876 (ia64_print_operand): Describe and handle 'X'.
4877 (ia64_register_move_cost): Also handle FP_REGS.
4878 (ia64_preferred_reload_class): Likewise.
4879 (ia64_secondary_reload_class): Likewise.
4880 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4881 it. Also check for ITANIUM_CLASS_FLDP.
4882 * config/ia64/ia64.h (FP_REGNO_P): New.
4883 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4884 (reg_class): Add FP_REGS.
4885 (REG_CLASS_NAMES): Adjust for it.
4886 (REG_CLASS_CONTENTS): Likewise.
4887 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4888 (REG_CLASS_FROM_LETTER): Handle 'x'.
4889 (CLASS_MAX_NREGS): Handle FP_REGS.
4890 (MEMORY_MOVE_COST): Likewise.
4891 * config/ia64/ia64.md (itanium_class): Add fldp.
4892 (type): Handle fldp.
4893 (movti_internal): More allowable operand combinations. Use ldfp8 when
4894 splitting unnecessary. Remove predicable attribute. Adjust
4895 itanium_class attribute.
4896 (smuldi3_highpart): Remove outdated comment.
4897 (mulditi3, umulditi3, rotlti3): New expanders.
4898 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4899 (absti2): Disabled new insn for future reference.
4900 Respective new splitters.
4901 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4902 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4903 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4905 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4907 PR rtl-optimization/23047
4908 * simplify-rtx.c (simplify_const_relational_operation): Respect
4909 flag_wrapv for comparisons with ABS.
4911 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4913 PR tree-optimization/22493
4914 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4915 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4917 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4919 * config/frv/frv.opt (moptimize-membar): New.
4921 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4923 * config/frv/frv.h: Remove machine_function definition.
4925 * config/frv/frv.c (struct frv_io): New.
4926 (struct machine_function): Moved from frv.h. Add has_membar_p.
4927 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4928 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4929 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4930 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4931 (frv_reorg): Call frv_optimize_membar when appropriate.
4932 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4933 (frv_expand_builtin): Adjust calls accordingly.
4934 (frv_io_address_cookie): New function.
4935 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4936 load or store rather than a special insn. Add ccnstant address and
4937 io-type operands to the membar.
4938 (frv_ifcvt_modify_tests): Unsign regno.
4939 (frv_ifcvt_modify_tests): Same.
4941 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4942 UNSPEC_OPTIONAL_MEMBAR constant.
4943 (builtin_read_<mode>): Delete.
4944 (builtin_write_<mode>): Delete.
4945 ("optional_membar_<mode>"): Add operand.
4947 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4948 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4949 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4950 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4951 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4952 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4953 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4954 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4955 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4957 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4959 * df.c (df_uses_record): Handle SCRATCH.
4961 2005-07-28 Steven Bosscher <stevenb@suse.de>
4963 PR debug/20161
4964 * passes.c (rest_of_decl_compilation): If decl is a type and
4965 we have encountered errors, don't emit debug information.
4967 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4969 * params.def: Fixed comment.
4971 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4973 PR target/19885
4974 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4975 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4976 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4978 2005-07-27 Steven Bosscher <stevenb@suse.de>
4980 PR c++/22003
4981 * varasm.c (assemble_start_function): Don't do anything that may
4982 require a CFG if the current function is a thunk.
4984 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4986 * doc/install.texi (Prerequisites): Mention that perl is needed
4987 to do export control in libstdc++ targetting Darwin.
4989 2005-07-27 Steven Bosscher <stevenb@suse.de>
4991 PR rtl-optimization/17808
4992 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4993 (sched_insns_conditions_mutex_p): Split out from...
4994 (add_dependence): ...here. But don't call it from here.
4995 (add_dependence_list): Check sched_insns_conditions_mutex_p
4996 before calling add_dependence.
4997 (add_dependence_list_and_free): Likewise.
4998 (fixup_sched_groups): Likewise.
4999 (sched_analyze_1): Likewise.
5000 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5001 (sched_analyze): Likewise.
5002 (sched_analyze_insn): Likewise.
5003 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5004 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5005 dependencies on all COND_EXEC insns to jumps ending basic blocks
5006 when doing intrablock scheduling.
5007 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5009 2005-07-27 Jeff Law <law@redhat.com>
5011 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5012 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5013 equivalency sets, correctly handle the case were vr0 has an
5014 equivalency set, but vr1 does not.
5016 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5018 PR tree-optimization/23073
5019 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5020 vect_print_dump_info before fprintf.
5022 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5024 PR tree-optimize/22348
5025 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5026 Fold the partial computation.
5028 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5030 PR tree-optimization/22325
5031 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5032 Declare.
5033 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5034 value replacement.
5035 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5036 (force_var_cost): ... this function.
5037 (compute_phi_arg_on_exit): Export.
5039 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5041 PR tree-optimization/20773
5042 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5043 edge.
5045 2005-07-27 Richard Guenther <rguenther@suse.de>
5047 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5048 Avoid pushing again if current struct contains only
5049 fields we decomposed.
5051 2005-07-27 Jan Hubicka <jh@suse.cz>
5053 PR tree-optimization/22574
5054 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5055 not available.
5057 * tree-tailcall.c (decrease_profile): New function.
5058 (eliminate_tail_call): Use it.
5060 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5061 visibility flags correctly in whole program mode.
5063 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5065 PR rtl-optimization/22472
5066 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5068 2005-07-26 Steven Bosscher <stevenb@suse.de>
5070 PR tree-optimization/22504
5071 * tree-complex.c (expand_complex_addition): Use 'code' instead
5072 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5074 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5076 * config.gcc (cpu_type): Add frv case.
5077 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5078 (supported_defaults): Add fr550 case.
5080 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5082 PR 22591
5083 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5084 whether a pointer of type T * may point to objects of type T *.
5086 2005-07-26 DJ Delorie <dj@redhat.com>
5088 * configure: Regenerate.
5090 2005-07-26 Dale Johannesen <dalej@apple.com>
5092 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5094 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5096 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5097 Clarify use of "build" in name.
5099 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5101 * doc/extend.texi (Raw read/write Functions): New section.
5102 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5103 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5104 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5105 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5106 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5107 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5108 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5109 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5110 * config/frv/frv.c: Add bdesc_loads global.
5111 Add bdesc_stores global.
5112 (frv_init_builtins): Add support for __builtin_{read/write}*.
5113 (frv_volatile_memref): New.
5114 (frv_expand_load_builtin): New.
5115 (frv_expand_store_builtin): New.
5116 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5117 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5118 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5119 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5120 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5121 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5122 (builtin_read_<mode>): New.
5123 (builtin_write_<mode>): New.
5124 (builtin_write64): New.
5125 (optional_membar_<mode>): New.
5127 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5129 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5130 (rather than units) against HOST_BITS_PER_WIDE_INT.
5132 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5134 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5135 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5136 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5137 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5138 FSF address.
5140 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5141 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5142 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5143 comment typos.
5144 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5146 2005-07-26 Richard Guenther <rguenther@suse.de>
5148 PR tree-optimization/22486
5149 * fold-const.c (fold_unary): Fold away useless component
5150 references of the form (T *)&T.x, if the address
5151 doesn't change.
5153 2005-07-25 James E Wilson <wilson@specifixinc.com>
5155 * dwarf2out.c (add_call_src_coords_attributes): New.
5156 (gen_inlined_subroutine_die): Call it.
5157 (maybe_emit_file, init_file_table): Add comments.
5158 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5159 maybe_emit_file.
5160 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5161 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5162 * tree.h (BLOCK_SOURCE_LOCATION): New.
5163 (struct tree_block): New field locus.
5165 2005-07-26 Andreas Schwab <schwab@suse.de>
5167 PR rtl-optimization/23043
5168 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5169 when allocating a struct unoccr.
5171 2005-07-25 Richard Henderson <rth@redhat.com>
5173 PR 22626
5174 * tree-complex.c (gate_no_optimization): True if errors.
5175 * Makefile.in (tree-complex.o): Update dependencies.
5177 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5179 * config/frv/predicates.md (integer_register_operand): Use
5180 GPR_AP_OR_PSEUDO_P.
5182 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5184 PR tree-opt/22484
5185 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5186 after fold.
5187 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5189 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5191 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5192 types when flag_unsafe_math_optimizations is true.
5194 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5196 * gcc.c (option_map): Add --sysroot.
5197 (process_command): Handle --sysroot.
5198 (display_help): Document it.
5199 * doc/cppopts.tex (-isysroot): Document.
5200 * doc/invoke.texi (--sysroot): Document.
5201 * doc/install.texi (--with-build-sysroot): Document.
5203 * Makefile.in (inhibit_libc): New variable.
5204 (INHIBIT_LIBC_CFLAGS): Likewise.
5205 (LIBGCC2_CFLAGS): Include
5206 $(INHIBIT_LIBC_CFLAGS).
5207 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5208 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5209 ($(T)crtend.o): Likewise.
5210 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5211 ($(T)crtendS.o): Likewise.
5212 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5213 ($(T)crtendT.o): Likewise.
5214 (stmp-fixinc): Do not complain about missing headers if
5215 inhibit_libc.
5216 * configure.ac (inhibit_libc): Set it to true/false.
5217 (--with-build-sysroot): New option. Use it to set
5218 SYSTEM_HEADER_DIR.
5219 * configure: Regenerated.
5221 2005-07-25 Manfred Hollstein <mh@suse.com>
5223 * calls.c (store_one_arg): Fix unsigned comparison warning.
5225 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5227 PR other/22337
5228 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5229 (ggc_print_statistics): Initialize variable before use.
5231 2005-07-25 Richard Guenther <rguenther@suse.de>
5233 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5234 calling with a PHI_NODE argument.
5236 * tree-flow-inline.h (overlap_subvar): Protect against
5237 possible overflow.
5239 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5241 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5242 * configure: Regenerate.
5244 2005-07-25 Ira Rosen <irar@il.ibm.com>
5246 * expr.c (highest_pow2_factor): Make extern.
5247 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5248 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5249 record_array_differ_p, array_ptr_differ_p): Likewise.
5250 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5251 additional cases. Call the above functions.
5252 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5253 base_object_differ_p when there are two base objects. Otherwise, compare
5254 base address and offset. Call may_alias_p.
5255 (dump_data_reference): Use a correct field name.
5256 (analyze_array): Make static. Initialize new data-ref fields.
5257 (analyze_indirect_ref): New function.
5258 (init_data_ref): Initialize new data-ref fields.
5259 (strip_conversion): Moved from tree-vect-analyze.c.
5260 (analyze_offset_expr, get_ptr_offset, address_analysis,
5261 object_analysis): Likewise.
5262 (analyze_offset): New function.
5263 (create_data_ref): Likewise.
5264 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5265 dimensions for ARRAY_REFs only.
5266 (build_classic_dist_vector): Make static.
5267 (access_functions_are_affine_or_constant_p): Call macro to get the
5268 address of access functions.
5269 (compute_all_dependences): Add new parameter
5270 compute_self_and_read_read_dependences. Compute self and read-read
5271 dependences if it is true.
5272 (find_data_references_in_loop): Call create_data_ref. Initialize new
5273 data-ref fields.
5274 (compute_data_dependences_for_loop): Add new parameter
5275 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5276 compute nb_loops. Call compute_all_dependences,
5277 build_classic_dist_vector and build_classic_dir_vector with correct
5278 parameters.
5279 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5280 with correct parameters. Compare dimensions for ARRAY_REFs only.
5281 (free_data_refs): Call macro to free access functions.
5282 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5283 fields from stmt_vinfo.
5284 (struct base_object_info): New structure.
5285 (struct data_reference): Move fields to base_object_info. Add fields
5286 first_location and object_info for above structures. Move fields from
5287 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5288 aligned_to. Add macros to access the new fields.
5289 Update functions declarations.
5290 * tree-flow.h (is_aliased_with): Declare.
5291 * tree-loop-linear.c (linear_transform_loops): Call
5292 compute_data_dependences_for_loop with correct parameters.
5293 * tree-ssa-alias.c (is_aliased_with): New function.
5294 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5295 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5296 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5297 vect_base_addr_differ_p, compute_subscript_distance and
5298 build_classic_dist_vector. Add printings. Check absolute value of
5299 distance.
5300 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5301 data-refs.
5302 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5303 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5304 to bytes. Add printing.
5305 (vect_compute_data_refs_alignment): Go through loads and stores in one
5306 loop.
5307 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5308 vect_analyze_data_ref_access): Likewise.
5309 (vect_analyze_pointer_ref_access): Remove.
5310 (vect_address_analysis, vect_object_analysis): Likewise.
5311 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5312 and analyze data-refs in the loop.
5313 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5314 fields of data-ref instead of stmt. Add init to the offset from the
5315 base.
5316 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5317 (vect_update_init_of_dr): Likewise.
5318 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5319 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5320 removed fields.
5321 (new_loop_vec_info): Initialize new fields.
5322 (destroy_loop_vec_info): Free new fields.
5323 (vect_strip_conversion): Remove.
5324 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5325 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5326 datarefs. Add new field ddrs.
5327 Add macros for the new fields access.
5328 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5329 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5330 Remove their macros.
5331 * tree.h (highest_pow2_factor): Declare.
5333 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5335 * calls.c (store_one_arg): Check for sibling call MEM arguments
5336 from already clobbered incoming argument area.
5338 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5340 * c-common.c (check_missing_format_attribute): New.
5341 * c-common.h (check_missing_format_attribute): Likewise.
5342 * c-typeck.c (convert_for_assignment): Use it.
5344 2005-07-24 Andreas Schwab <schwab@suse.de>
5346 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5347 register use a word move. Correct operand of ext.w in 68000 code.
5349 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5351 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5352 variables as declarations, rather than definitions.
5354 2005-07-24 Ira Rosen <irar@il.ibm.com>
5356 PR tree-optimization/22526
5357 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5358 of the zero node.
5360 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5362 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5363 that C99 reserve for future use. Use it to define clog10,
5364 clog10f and clog10l.
5366 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5368 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5369 * configure.ac: Check for -Wmissing-format-attribute.
5371 * configure: Regenerate.
5373 2005-07-23 Richard Henderson <rth@redhat.com>
5375 PR tree-optimization/22623
5376 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5378 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5380 PR target/22577
5381 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5383 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5385 * Makefile.in (C_TREE_H): Update dependencies.
5386 * c-tree.h: Include toplev.h.
5387 * diagnostic.h (diagnostic_set_info): Add format attribute.
5388 * rtl-error.c (diagnostic_for_asm): Likewise.
5390 2005-07-23 Chao-ying Fu <fu@mips.com>
5392 * config/mips/mips-dsp.md: New file.
5393 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5394 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5395 functions.
5396 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5397 MIPS_BUILTIN_BPOSGE32.
5398 (mips_expand_builtin_direct): Add one parameter to indicate that
5399 builtin functions need to return a value.
5400 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5401 functions.
5402 (mips_regno_to_class): Add classes for 12 new DSP registers.
5403 (mips_subword): Change to check four HI registers.
5404 (mips_output_move): Output move to and from 6 new DSP accumulators.
5405 (override_options): Make sure -mdsp and -mips16 are not used together.
5406 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5407 for machine modes.
5408 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5409 when !TARGET_DSP.
5410 (print_operand): Add 'q' for printing DSP accumulators.
5411 (mips_cannot_change_mode_class): Check ACC_REGS.
5412 (mips_secondary_reload_class): Check ACC_REGS.
5413 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5414 (mips_register_move_cost): Check ACC_REGS.
5415 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5416 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5417 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5418 (dsp_bdesc): New array.
5419 (bdesc_arrays): Add DSP builtin function table.
5420 (mips_prepare_builtin_arg): Check predicate again after
5421 copy_to_mode_reg.
5422 (mips_expand_builtin): Add one more parameter to
5423 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5424 MIPS_BUILTIN_BPOSGE32.
5425 (mips_init_builtins): Initialize new function types.
5426 (mips_expand_builtin_direct): Check if builtin functions need to
5427 return a value and pass operands properly.
5428 (mips_expand_builtin_bposge): New function.
5429 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5430 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5431 (FIRST_PSEUDO_REGISTER): Increase to 188.
5432 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5433 Update for 12 new DSP registers.
5434 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5435 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5436 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5437 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5438 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5439 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5440 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5441 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5442 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5443 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5444 (REGISTER_NAMES): Add names for 12 new DSP registers.
5445 * config/mips/mips.md: Include mips-dsp.md.
5446 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5447 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5448 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5449 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5450 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5451 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5452 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5453 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5454 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5455 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5456 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5457 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5458 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5459 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5460 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5461 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5462 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5463 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5464 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5465 (UNSPEC_RDDSP): New constants.
5466 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5467 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5468 A<-d alternative.
5469 * config/mips/mips.opt (-mdsp): New option.
5470 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5471 (reg_imm10_operand): New predicates.
5472 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5473 * doc/invoke.texi (-mdsp): Document new option.
5475 2005-07-22 DJ Delorie <dj@redhat.com>
5477 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5478 to warning calls.
5479 * tree-inline.c (inlinable_function_p): Likewise.
5481 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5483 PR debug/21828
5484 * toplev.c (check_global_declarations): Do not mark undefined
5485 variables as DECL_IGNORED_P.
5486 * varasm.c (first_global_object_name): GTY it.
5487 (weak_global_object_name): Likewise.
5488 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5489 a string to go into {weak,first}_global_object_name.
5491 2005-07-22 DJ Delorie <dj@redhat.com>
5493 * c-format.c (check_function_format): Change warning control
5494 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5496 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5498 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5499 &PTR->FLD a dereference of PTR.
5500 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5501 a potential dereference of PTR.
5503 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5505 PR rtl-optimization/20370
5506 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5507 call allocate_reg_info if necessary.
5509 PR rtl-optimization/21848
5510 * calls.c (emit_library_call_value_1): For const functions, add
5511 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5513 PR rtl-optimization/22445
5514 * cselib.c (target.h): Include.
5515 (rtx_equal_for_cselib_p): Allow commutative matches.
5516 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5517 Remove MODE parameter. Changed all callers.
5519 PR rtl-optimization/22258
5520 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5521 New functions.
5522 (try_combine): Use likely_spilled_retval_p.
5524 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5526 * config.gcc: Add crx-elf support.
5528 * doc/contrib.texi: Mention crx.
5529 * doc/extend.texi: Document crx extensions.
5530 * doc/install.texi: Document crx install.
5531 * doc/invoke.texi: Document crx options.
5532 * doc/md.texi: Document crx constraints.
5534 * config/crx/crx-protos.h: New file.
5535 * config/crx/crx.c: New file.
5536 * config/crx/crx.h: New file.
5537 * config/crx/crx.md: New file.
5538 * config/crx/crx.opt: New file.
5539 * config/crx/t-crx: New file.
5541 2005-07-22 Manfred Hollstein <mh@suse.com>
5543 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5544 warnings.
5545 (int_add_graph_edge): Likewise.
5546 (collapse_nodes): Likewise.
5547 (process_unification_queue): Likewise.
5549 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5550 Laurent GUERBY <laurent@guerby.net>
5552 PR tree-optimization/22336
5553 * function.c (record_block_change): Check for
5554 cfun->ib_boundaries_block.
5556 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5558 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5559 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5561 2005-07-21 DJ Delorie <dj@redhat.com>
5563 * toplev.c (warn_deprecated_use): Add warning control to warning
5564 call.
5565 * c-typeck.c (parser_build_binary_op): Likewise.
5566 (c_finish_if_stmt): Likewise.
5567 * c-common.c (check_function_sentinel): Likewise.
5568 (check_nonnull_arg): Likewise.
5570 2005-07-21 Richard Henderson <rth@redhat.com>
5572 PR tree-opt/22504
5573 * tree-complex.c (complex_ssa_name_components): New.
5574 (cvc_lookup): Allow entry not found.
5575 (create_components): Remove.
5576 (create_one_component_var, get_component_var): New.
5577 (get_component_ssa_name, set_component_ssa_name): New.
5578 (extract_component): Use get_component_ssa_name.
5579 (update_complex_components): Use set_component_ssa_name.
5580 (update_complex_components_on_edge): Likewise.
5581 (update_phi_components): Create new PHI nodes directly, instead
5582 of adding insns to edges.
5583 (tree_lower_complex): Allocate and free complex_variable_components
5584 and complex_ssa_name_components here.
5586 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5588 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5589 revert to returning false.
5591 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5593 PR target/21149
5594 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5596 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5598 PR target/22576
5599 * config/i386/i386.md (cmpxf): Change operand constraints
5600 to "nonmemory_operand".
5602 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5604 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5606 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5608 PR middle-end/21180
5609 * fold-const.c (fold_build1): Add checksum for the operands.
5610 (fold_build2): Likewise.
5611 (fold_build3): Likewise.
5613 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5615 PR middle-end/19055
5616 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5618 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5620 * common.opt (-fforward-propagate): Committed by mistake,
5621 removed.
5623 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5625 * reg-stack.c: Fix comment typo(s).
5626 * tree-ssa-operands.c: Likewise.
5627 * tree-vectorizer: Likewise.
5629 2005-07-21 Nick Clifton <nickc@redhat.com>
5631 * config/sh/symbian.c: Replace C++ style line comments with C
5632 style line comments.
5633 (symbian_add_attribute): Do not use a ? operator on the LHS of
5634 an assignment.
5635 (sh_symbian_handle_dll_attribute): Change the type of the
5636 method vector to "VEC(tree,gc)*" and use vector accessor
5637 macros to walk over the elements.
5638 (symbian_export_vtable_and_rtti_p): Likewise.
5639 (symbian_class_needs_attribute_p): Likewise.
5641 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5643 PR target/22085
5644 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5645 initialize targetm.resolve_overloaded_builtin here.
5646 (altivec_expand_overloaded_builtin): Make it non-static.
5647 * config/rs6000/rs6000-protos.h
5648 (altivec_expand_overloaded_builtin): New prototype.
5649 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5650 targetm.resolve_overloaded_builtin here.
5651 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5653 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5654 Zdenek Dvorak <dvorakz@suse.cz>
5656 PR tree-optimization/19210
5657 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5658 New.
5659 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5660 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5661 rely on unproven assumptions.
5662 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5663 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5664 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5665 to number_of_iterations_exit.
5666 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5667 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5668 * tree-ssa-loop-niter.c (find_loop_niter,
5669 estimate_numbers_of_iterations_loop): Likewise.
5670 (number_of_iterations_exit): Honor the new options.
5671 * doc/invoke.texi (Wunsafe-loop-optimizations,
5672 funsafe-loop-optimizations): Document them.
5674 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5676 PR rtl-optimization/22167
5677 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5679 2005-07-20 Adam Nemet <anemet@lnxw.com>
5681 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5682 __do_global_dtors_aux longcall.
5684 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5686 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5687 (old_special_pred_table): Don't reference
5688 SPECIAL_MODE_PREDICATES.
5689 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5690 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5691 * config/sh/predicates.h: Don't mention
5692 SPECIAL_MODE_PREDICATES.
5693 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5694 Remove.
5696 2005-07-20 DJ Delorie <dj@redhat.com>
5698 * config.gcc: Add m32c-elf support.
5700 * doc/contrib.texi: Mention m32c.
5701 * doc/extend.texi: Document m32c extensions.
5702 * doc/install.texi: Mention m32c.
5703 * doc/invoke.texi: Document m32c options.
5704 * doc/md.texi: Document m32c constraints.
5706 * config/m32c/addsub.md: New file.
5707 * config/m32c/bitops.md: New file.
5708 * config/m32c/cond.md: New file.
5709 * config/m32c/jump.md: New file.
5710 * config/m32c/m32c-lib1.S: New file.
5711 * config/m32c/m32c-lib2.c: New file.
5712 * config/m32c/m32c-modes.def: New file.
5713 * config/m32c/m32c-pragma.c: New file.
5714 * config/m32c/m32c-protos.h: New file.
5715 * config/m32c/m32c.abi: New file.
5716 * config/m32c/m32c.c: New file.
5717 * config/m32c/m32c.h: New file.
5718 * config/m32c/m32c.md: New file.
5719 * config/m32c/m32c.opt: New file.
5720 * config/m32c/minmax.md: New file.
5721 * config/m32c/mov.md: New file.
5722 * config/m32c/muldiv.md: New file.
5723 * config/m32c/predicates.md: New file.
5724 * config/m32c/prologue.md: New file.
5725 * config/m32c/shift.md: New file.
5726 * config/m32c/t-m32c: New file.
5728 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5730 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5731 (stack_protect_set, stack_protect_test): New expanders.
5732 (stack_protect_set_si, stack_protect_set_si_media,
5733 stack_protect_set_di_media, stack_protect_test_si,
5734 stack_protect_test_si_media, stack_protect_test_di_media):
5735 New insns.
5737 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5739 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5741 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5743 * tree.h (tree_expr_nonzero_p): Export.
5744 * fold-const.c (tree_expr_nonzero_p): Likewise.
5745 Return true for CALL_EXPRs that are alloca calls.
5746 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5747 against zero.
5748 * tree-flow.h (expr_computes_nonzero): Remove.
5749 * tree-vrp.c (expr_computes_nonzero): Remove.
5750 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5751 (extract_range_from_unary_expr): Likewise.
5752 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5753 tree_expr_nonzero_p.
5755 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5757 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5758 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5759 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5760 All callers changed.
5761 (frame_related_constant_load): New arg "related" which controls
5762 setting of RTX_FRAME_RELATED_P. All callers changed.
5763 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5764 (bfin_expand_prologue): Add stack limit checking.
5765 * config/bfin/bfin.md (trapifcc): New pattern.
5767 * config/bfin/bfin.c: Include "langhooks.h".
5768 (def_builtin): Go through lang_hooks to call builtin_function.
5770 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5771 * config/bfin/predicates.md (symbol_ref_operand): New.
5772 (call_insn_operand): Delete. All callers changed to use
5773 register_no_elim_operand.
5774 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5775 call_cookie field.
5776 (function_arg): Use it to generate the call's operand 2.
5777 (bfin_longcall_p): New function.
5778 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5779 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5780 determine if the address needs to be in a REG.
5781 (bfin_handle_longcall_attribute): New function.
5782 (bfin_attribute_table): Add "longcall" and "shortcall".
5783 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5784 (CUMULATIVE_ARGS): New member call_cookie.
5785 (PREDICATE_CODES): Add symbol_ref_operand.
5786 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5787 extra USE to the pattern.
5788 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5789 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5790 sibcall_value_insn; now the new patterns handle direct calls and the
5791 old ones indirect calls.
5792 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5794 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5796 * doc/trouble.texi: Update section on handling of empty loops.
5798 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5800 * config.gcc: Remove support for sparc-*-openbsd*,
5801 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5802 ns32k-*-netbsd*.
5803 * config.host: Remove support for i860-*-sysv4* as a host.
5804 * config/i860/*, config/ip2k/*, config/ns32k/*,
5805 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5806 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5807 mention obsolete ports.
5809 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5811 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5812 soft frame pointer.
5813 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5814 of frame_pointer_rtx.
5815 (sh_expand_epilogue): Likewise.
5816 (sh_set_return_address): Likewise.
5817 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5818 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5819 offsets from FRAME_POINTER_REGNUM.
5820 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5821 (sh_register_names): Add initializer for sfp.
5822 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5823 (VALID_REGISTER_P): Likewise.
5824 (FIRST_PSEUDO_REGISTER): Update.
5825 (DWARF_FRAME_REGISTERS): Define.
5826 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5827 (HARD_FRAME_POINTER_REGNUM): Define.
5828 (FRAME_POINTER_REGNUM): Redefine.
5829 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5830 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5831 from FRAME_POINTER_REGNUM.
5832 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5833 FRAME_POINTER_REGNUM.
5834 (REG_CLASS_CONTENTS): Add sfp.
5835 (REG_ALLOC_ORDER): Likewise.
5836 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5837 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5838 of frame_pointer_rtx.
5839 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5841 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5843 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5844 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5845 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5846 of an ABS_EXPR.
5847 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5848 ABS_EXPR<x>.
5850 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5852 Make CONSTRUCTOR use VEC to store initializers.
5853 * c-common.c (complete_array_type): Update to cope with VEC in
5854 CONSTRUCTOR_ELTS.
5855 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5856 (pp_c_constructor_elts): New function.
5857 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5858 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5859 struct constructor_stack, struct initializer_stack,
5860 constructor_elements, push_init_level, pop_init_level,
5861 add_pending_init, find_init_member, output_init_element): Update to
5862 cope with VEC in CONSTRUCTOR_ELTS.
5863 * coverage.c (build_fn_info_value, build_ctr_info_value,
5864 build_gcov_info): Likewise.
5865 * expr.c (categorize_ctor_elements_1, store_constructor,
5866 expand_expr_real_1): Likewise.
5867 * fold-const.c (fold_ternary): Likewise.
5868 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5869 gimplify_init_constructor, gimplify_expr): Likewise.
5870 * tree-dump.c (dequeue_and_dump): Likewise.
5871 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5872 node.
5873 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5874 CONSTRUCTOR_ELTS.
5875 * tree-sra.c (generate_element_init_1): Likewise.
5876 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5877 * tree-ssa-operands.c (get_expr_operands): Likewise.
5878 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5879 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5880 (get_initial_def_for_reduction): Likewise.
5881 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5882 value handle in annotations.
5883 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5884 tree_node_structure): Add support for constr_kind.
5885 (build_vector_from_ctor, build_constructor_single,
5886 build_constructor_from_list): New functions.
5887 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5888 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5889 Update to cope with VEC in CONSTRUCTOR_ELTS.
5890 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5891 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5892 CONSTRUCTOR_APPEND_ELT): New macros.
5893 (struct constructor_elt, struct tree_constructor): New data types.
5894 (union tree_node): Add tree_constructor field.
5895 * treestruct.def: Define TS_CONSTRUCTOR.
5896 * varasm.c (const_hash_1, compare_constant, copy_constant,
5897 compute_reloc_for_constant, output_addressed_constants,
5898 initializer_constant_valid_p, output_constant,
5899 array_size_for_constructor, output_constructor): Update to cope with
5900 VEC in CONSTRUCTOR_ELTS.
5901 * vec.h (VEC_empty, VEC_copy): New macros.
5903 2005-07-19 Devang Patel <dpatel@apple.com>
5905 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5907 2005-07-19 Richard Henderson <rth@redhat.com>
5909 PR tree-opt/22278
5910 * gimplify.c (gimplify_expr): Use main variant type for the temp
5911 destination for a discarded volatile read.
5912 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5913 casts between non-void types that change volatility.
5915 2005-07-15 DJ Delorie <dj@redhat.com>
5917 * toplev.h: Add comment about the first parameter for warning().
5918 * errors.h: Likewise.
5920 * c.opt (Wpragmas): New.
5921 * doc/invoke.texi: Document it.
5923 * function.c (do_warn_unused_parameter): Add warning control to
5924 warning call.
5925 * c-decl.c (warn_if_shadowing): Likewise.
5926 * c-lex.c (cb_def_pragma): Likewise.
5927 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5928 (pop_alignment): Likewise.
5929 (handle_pragma_pack): Likewise.
5930 (apply_pragma_weak): Likewise.
5931 (handle_pragma_weak): Likewise.
5932 (handle_pragma_redefine_extname): Likewise.
5933 (add_to_renaming_pragma_list): Likewise.
5934 (handle_pragma_extern_prefix): Likewise.
5935 (maybe_apply_renaming_pragma): Likewise.
5936 (handle_pragma_visibility): Likewise.
5938 * config/c4x/c4x-c.c (BAD): Likewise.
5939 (c4x_parse_pragma): Likewise.
5940 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5941 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5942 (rs6000_pragma_longcall): Likewise.
5943 * config/v850/v850-c.c (pop_data_area): Likewise.
5944 (ghs_pragma_section): Likewise.
5945 (ghs_pragma_section): Likewise.
5946 (ghs_pragma_interrupt): Likewise.
5947 (ghs_pragma_starttda): Likewise.
5948 (ghs_pragma_startsda): Likewise.
5949 (ghs_pragma_startzda): Likewise.
5950 (ghs_pragma_endtda): Likewise.
5951 (ghs_pragma_endsda): Likewise.
5952 (ghs_pragma_endzda): Likewise.
5954 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5955 Kenneth Zadeck <zadeck@naturalbridge.com>
5957 * Makefile.in: Removed tree-promote-statics.c
5958 * tree-promote-statics.c: Removed.
5959 * common.opt: Removed flag-promote-statics.
5960 * opts.c: Ditto.
5961 * passes.c: Removed tree-promote-statics pass.
5962 * tree-pass.h: Ditto.
5963 * timevar.def: Removed TV_PROMOTE_STATICS.
5966 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5968 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5969 and *-*-freebsd9.
5970 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5972 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5974 PR c/22476
5975 * c-common.c (check_function_arguments): Call
5976 'check_function_format' if either -Wformat or
5977 -Wmissing-format-attribute are specified.
5978 * c-format.c (check_function_format): Check -Wformat before
5979 calling 'check_format_info'.
5980 * c-opts.c (c_common_post_options): Don't warn for
5981 -Wmissing-format-attribute without -Wformat.
5982 * c-typeck.c (convert_for_assignment): Detect additional cases for
5983 -Wmissing-format-attribute.
5984 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5985 behavior.
5987 2005-07-19 Richard Guenther <rguenther@suse.de>
5989 * config/i386/i386.md (lrint<mode>2): Use temporary
5990 instead of clobbering non-existent memory.
5992 2005-07-19 Nick Clifton <nickc@redhat.com>
5994 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5995 statement to avoid displaying ASCII control characters.
5997 2005-07-19 Ben Elliston <bje@au.ibm.com>
5999 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6000 * cfganal.c (find_edge_index): Ditto.
6001 * combine.c (combine_instructions): Ditto.
6002 * ddg.c (create_scc): Ditto.
6003 (find_successors): Ditto.
6004 (find_predecessors): Ditto.
6005 (find_nodes_on_paths): Ditto.
6006 (longest_simple_path): Ditto.
6007 * flow.c (update_life_info): Ditto.
6008 (count_or_remove_death_notes): Ditto.
6009 (clear_log_links): Ditto.
6010 * modulo-sched.c (generate_reg_moves): Ditto.
6011 (find_max_asap): Ditto.
6012 (find_max_hv_min_mob): Ditto.
6013 (find_max_dv_min_mob): Ditto.
6014 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6015 * sched-rgn.c (extract_edgelst): Ditto.
6016 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6017 (dump_update_ssa): Ditto.
6018 (ssa_names_to_replace) Ditto.
6019 (switch_virtuals_to_full_rewrite): Ditto.
6020 (update_ssa): Ditto.
6021 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6023 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6025 Fix PR tree-optimization/22483
6027 * tree-complex.c (create_components): Use
6028 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6029 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6030 * tree-flow.h (safe_referenced_var_iterator): New structure.
6031 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6032 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6033 safe_referenced_var iterator.
6034 (add_type_alias): Ditto.
6036 2005-07-19 Steven Bosscher <stevenb@suse.de>
6038 * loop-init.c (rest_of_handle_loop2): Remove.
6039 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6040 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6041 (pass_rtl_loop_init, pass_rtl_loop_done,
6042 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6043 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6044 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6045 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6046 pass_tree_loop_done, and pass_tree_unswitch.
6047 (gate_loop): Rename to gate_tree_loop.
6048 * passes.c (init_optimization_passes): Update for renamed tree
6049 loop passes. Add the new loop2 passes as subpasses of loop2.
6050 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6051 Update for the renamed tree loop passes.
6053 2005-07-18 Ian Lance Taylor <ian@airs.com>
6055 PR middle-end/22057
6056 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6057 blocks when optimizing.
6059 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6061 * common.opt (frename-registers): Initialize to 2.
6062 (fweb): Ditto.
6063 (fgcse-after-reload): Ditto.
6064 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6065 (process_options): Only change flag_web, flag_rename_registers,
6066 and flag_rerun_cse_after_loop if not explicitly set by user.
6068 2005-07-18 Jan Beulich <jbeulich@novell.com>
6070 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6071 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6072 in 64-bit mode the same as DImode in 32-bit mode.
6073 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6074 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6075 mode. Add new mode parameter.
6076 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6077 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6078 x86_64_shift_adj): New expanders.
6079 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6080 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6081 insns.
6082 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6083 DImode shift splitters.
6084 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6085 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6086 mode parameter.
6088 2005-07-18 Jan Beulich <jbeulich@novell.com>
6090 * i386.md (movdi_extzv_1): New.
6091 (zero_extendhidi2): Combine alternatives and never force use of
6092 REX64 prefix.
6093 (zero_extendqidi2): Likewise. Don't restrict input selection.
6095 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6097 Fix PR tree-optimization/22531
6098 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6099 moment.
6101 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6103 * tree-promote-statics.c (pass_promote_statics): Change dump file
6104 name.
6106 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6108 * tree-optimize.c (init_tree_optimization_passes): Add
6109 pass_eliminate_useless_stores pass.
6110 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6111 * tree-ssa-pre.c (is_copy_stmt): New function.
6112 (follow_copies_till_vuse): Ditto.
6113 (do_eustores): Ditto.
6114 (gate_eustores): Ditto.
6116 2005-07-16 Richard Henderson <rth@redhat.com>
6118 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6120 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6121 Kenneth Zadeck <zadeck@naturalbridge.com>
6123 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6124 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6125 ipa-type-escape.h, tree-promote-statics.c
6126 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6127 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6128 tree-promote-statics.c: new files.
6129 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6130 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6131 int nonlocal_set_p, mark_constant_function): Deleted.
6132 (rest_of_handle_cfg): Removed call to mark_constant_function.
6133 (nonoverlapping_component_refs_p): Added calls to support
6134 type based aliasing.
6135 * tree-ssa-alias.c (may_alias_p,
6136 compute_flow_insensitive_aliasing): Ditto.
6137 * calls.c (flags_from_decl_or_type): Removed reference to
6138 cgraph_rtl_info.
6139 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6140 too many arguments. This is necessary for Spec 2000.
6141 * cgraph.h (const_function, pure_function): Removed.
6142 * common.opt: Added "fipa-pure-const", "fipa-reference",
6143 "fipa-type-escape", and "ftree-promote-static".
6144 * opts.c: Ditto.
6145 * passes.c: Added ipa and tree-promote-statics passes.
6146 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6147 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6148 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6149 * tree-flow.h: Added exposed sra calls and addition of
6150 reference_vars_info field for FUNCTION_DECLS.
6151 * tree-pass.h: Added passes.
6152 * tree-sra.c: (sra_init_cache): New function.
6153 (sra_insert_before, sra_insert_after) Made public.
6154 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6155 and made public.
6156 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6157 aliasing. (may_alias_p): Added code to use type escape analysis to
6158 improve alias sets.
6159 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6160 code to prune clobbers of static variables based on information
6161 produced in ipa-reference pass. Changed call clobbering so that
6162 statics are not marked as clobbered if the call does not clobber
6163 them.
6165 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6167 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6168 too.
6170 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6172 * doc/install.texi (*-*-solaris2*): Document recommended version
6173 of GNU binutils and mention GNU linker problem on Solaris 10.
6175 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6177 PR c/22421
6178 * c-decl.c (c_build_bitfield_integer_type): New function.
6179 (finish_struct): Call it.
6180 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6182 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6184 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6185 before returning.
6187 2005-07-16 Jan Hubicka <jh@suse.cz>
6189 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6190 (scale_bbs_frequencies_int): Watch roundoff errors.
6191 * predict.c (return_prediction): Initialize return_stmt.
6193 2005-07-16 Jan Hubicka <jh@suse.cz>
6195 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6196 after RTL profiling.
6198 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6200 PR middle-end/22398
6201 * fold-const.c (build_range_check): Convert high/low to etype
6202 if we are only comparing against exp.
6204 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6206 Fix PR tree-optimization/22376
6207 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6208 special var here.
6209 (need_to_solve): New function.
6210 (compute_points_to_sets): Use it.
6212 2005-07-15 Jan Hubicka <jh@suse.cz>
6214 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6215 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6217 2005-07-15 Richard Guenther <rguenther@suse.de>
6219 * c-common.c (handle_flatten_attribute): New function.
6220 Add flatten function attribute.
6221 * doc/extend.texi: Document flatten function attribute.
6222 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6223 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6224 New functions.
6225 (cgraph_decide_inlining): Handle functions with flatten
6226 attribute.
6228 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6230 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6231 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6232 UNSPEC_XCHG, UNSPEC_AND): New.
6233 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6234 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6235 * config/rs6000/sync.md (FETCHOP): New code macro.
6236 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6237 New code attrs.
6238 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6239 (sync_compare_and_swap<mode>): Same.
6240 (sync_lock_test_and_set<mode>): Same.
6241 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6242 for QImode and HImode, and not PPC405.
6243 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6244 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6245 (sync_<fetchop>{si,di}_internal): New.
6246 (sync_nand{si,di}_internal): New.
6247 (sync_old_<fetchop>{si,di}_internal): New.
6248 (sync_old_nand{si,di}_internal): New
6249 (sync_new_<fetchop>{si,di}_internal): New.
6250 (sync_new_nand{si,di}_internal): New.
6251 (atomic_and{si,di}): New.
6252 (sync_new_nand{si,di}_internal): New.
6253 (atomic_and{si,di}): New.
6254 (sync_add<mode>_internal): Delete.
6255 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6256 (sync_sub<mode>_internal): Delte.
6257 (sync_subshort_internal): New.
6258 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6259 (sync_anddi_internal): Delete.
6260 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6261 (sync_booldi_internal): Delete.
6262 (sync_boolc<mode>_internal): Delete.
6263 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6264 (sync_boolc<mode>_internal2): Delete.
6265 (sync_boolcc<mode>_internal): Delete.
6266 (isync, lwsync): Use unspec instead of unspec_volatile.
6267 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6268 Revert UNSPEC_VOLATILE.
6269 (rs6000_split_atomic_op): New.
6270 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6272 2005-07-14 Eric Christopher <echristo@redhat.com>
6274 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6275 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6277 2005-07-14 Eric Christopher <echristo@redhat.com>
6279 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6281 2005-07-14 Steven Bosscher <stevenb@suse.de>
6283 PR tree-optimization/22230
6284 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6285 the computation of the four cross productions for "range op range".
6287 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6288 Ulrich Weigand <uweigand@de.ibm.com>
6290 PR target/20126
6291 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6292 in some insn.
6294 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6296 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6298 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6300 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6302 2005-07-14 Richard Guenther <rguenther@suse.de>
6304 PR middle-end/22347
6305 * config/i386/i386-protos.h (ix86_function_value): Change
6306 prototype to match new target hook.
6307 * config/i386/i386.c (ix86_value_regno): Change prototype
6308 to take extra type argument.
6309 (TARGET_FUNCTION_VALUE): Define.
6310 (ix86_function_ok_for_sibcall): Pass extra argument to
6311 ix86_value_regno, check return slot rtx for exact match.
6312 (ix86_function_value): Take extra parameter. Dispatch to
6313 ix86_value_regno with fndecl/fntype as provided.
6314 (ix86_value_regno): Handle extra type argument.
6315 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6317 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6318 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6319 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6320 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6321 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6323 2005-07-14 Richard Guenther <rguenther@suse.de>
6325 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6326 * calls.c (expand_call): Pass fntype to hard_function_value.
6327 (emit_library_call_value_1): Likewise.
6328 * explow.c: Include target.h.
6329 (hard_function_value): Take extra argument, the fntype.
6330 Use new target hook for function_value.
6331 * expr.h (hard_function_value): Change prototype.
6332 * function.c (aggregate_value_p): Pass 0 as fntype to
6333 hard_function_value.
6334 (assign_parms): Use new target hook for function_value.
6335 Pass 0 as fntype to hard_function_value.
6336 (expand_function_end): Likewise.
6337 * reg-stack.c: Include target.h.
6338 (stack_result): Use new target hook for function_value.
6339 * target-def.h: New target hook function_value.
6340 * target.h: Likewise.
6341 * targhooks.c (default_function_value): New function.
6342 * targhooks.h (default_function_value): Declare.
6344 2005-07-13 Ian Lance Taylor <ian@airs.com>
6346 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6348 2005-07-14 Jan Hubicka <jh@suse.cz>
6350 * tree-dfa.c (dump_variable): Use default_def function.
6351 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6352 * tree-ssa.c (verify_use): Likewise.
6353 * tree-ssanames.c (release_ssa_name): Likewise.
6354 * tree-tailcall.c (eliminate_tail_call): Likewise.
6355 (tree_optimize_tail_calls_1): Likewise.
6356 * tree-vrp.c (get_value_range): Likewise.
6358 2005-07-14 Ben Elliston <bje@au.ibm.com>
6360 * gcc.c (main): Compare language[0] with '*' when iterating over
6361 the infiles.
6363 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6365 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6366 "s390_emit_compare". Add handling of CCZ1mode.
6367 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6368 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6369 checking.
6370 (s390_branch_condition_mask): Add CCZ1mode handling.
6371 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6372 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6373 Use CCZ1mode instead of CCZmode.
6374 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6376 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6378 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6379 pattern.
6380 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6382 2005-07-13 Eric Christopher <echristo@redhat.com>
6384 * config/mips/mips.c (mips_canonicalize_comparison): New.
6385 (mips_emit_int_relational): Use.
6387 2005-07-13 Eric Christopher <echristo@redhat.com>
6389 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6390 static extra parts.
6391 * config/s390/s390.md: Include tpf.md. Move tpf specific
6392 patterns...
6393 * config/s390/tpf.md: To here.
6394 * config/s390/s390.opt: Move tpf specific options...
6395 * config/s390/tpf.opt: to here. Add mmain option.
6396 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6397 * config/s390/tpf.h: Rewrite.
6399 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6401 * doc/tm.texi: Remove @xref{Cross-profiling}.
6403 2005-07-13 Jeff Law <law@redhat.com>
6405 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6406 expressions, test their _DECL operands for pointer equality rather
6407 than using operand_equal_p.
6409 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6411 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6412 (TARGET_POSIX_IO): This.
6413 * config/darwin.h: Likewise.
6414 * config/freebsd.h: Likewise.
6415 * config/linux.h: Likewise.
6416 * config/lynx.h: Likewise.
6417 * config/netbsd.h: Likewise.
6418 * config/rs6000/linux64.h: Likewise.
6419 * config/rs6000/linux.h: Likewise.
6420 * config/s390/tpf.h: Likewise.
6421 * config/sh/embed-elf.h: Likewise.
6422 * config/sparc/linux64.h: Likewise.
6423 * config/sparc/linux.h: Likewise.
6424 * config/svr4.h: Likewise.
6425 * gcov-io.h: Likewise.
6427 * doc/tm.texi: Updated.
6429 * libgcov.c (create_file_directory): Defined only if
6430 TARGET_POSIX_IO is defined.
6431 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6432 is defined.
6434 2005-07-13 Jan Hubicka <jh@suse.cz>
6436 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6438 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6440 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6441 structure as argument.
6443 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6445 PR tree-optimization/21921
6446 * tree-iterator.c (tsi_link_before): Support the case when
6447 tsi_end_p (tsi) == true.
6449 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6451 PR tree-optimization/22442
6452 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6453 correctly.
6455 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6457 PR rtl-optimization/20376
6458 * toplev.c (process_options): Enable -fweb and -frename-registers when
6459 unrolling.
6460 * doc/invoke.texi: Update the information about when -fweb and
6461 -frename-registers are enabled.
6463 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6465 PR tree-opt/21840
6466 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6467 if *rhs_p is not a SSA_NAME.
6469 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6471 Fix PR tree-optimization/22422
6472 * tree-ssa-structalias.c (struct variable_info): Add flag for
6473 special vars.
6474 (get_varinfo): Now a static function.
6475 (new_varinfo): init has_union and is_special_var to false.
6476 (solution_set_add): Check has_union.
6477 (do_da_constraint): Move temporary variable so it gets reset
6478 properly.
6479 Also check for special variable.
6480 (do_ds_constraint): Ditto.
6481 (do_sd_constraint): Ditto.
6482 (do_structure_copy): Check for special variable.
6483 (find_func_aliases): Ditto.
6484 (init_base_vars): Set special vars properly.
6486 2005-07-13 Jan Hubicka <jh@suse.cz>
6488 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6489 do unit-at-a-time.
6491 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6492 (get_expr_operands): Fix thinko wrt flags and subvars.
6494 PR tree-optimize/22379
6495 * tree-inline.c (expand_call_inline): Do not output sorry in early
6496 inlining.
6498 2005-07-12 Dale Johannesen <dalej@apple.com>
6500 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6502 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6504 PR bootstrap/21704
6505 * host-linux.h: Include limits.h.
6507 2005-07-12 Dale Johannesen <dalej@apple.com>
6509 * expr.c (compress_float_constant): Add cost check.
6510 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6512 2005-07-12 Dale Johannesen <dalej@apple.com>
6514 * gcc.target/i386/compress-float-sse.c: New.
6515 * gcc.target/i386/compress-float-sse-pic.c: New.
6516 * gcc.target/i386/compress-float-387.c: New.
6517 * gcc.target/i386/compress-float-387-pic.c: New.
6518 * gcc.dg/compress-float-ppc.c: New.
6519 * gcc.dg/compress-float-ppc-pic.c: New.
6521 2005-07-12 Eric Christopher <echristo@redhat.com>
6523 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6524 static extra parts.
6525 * config/s390/s390.md: Include tpf.md. Move tpf specific
6526 patterns...
6527 * config/s390/tpf.md: To here.
6528 * config/s390/s390.opt: Move tpf specific options...
6529 * config/s390/tpf.opt: to here. Add mmain option.
6530 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6531 * config/s390/tpf.h: Rewrite.
6533 2005-07-12 Eric Christopher <echristo@redhat.com>
6535 * gcc.c (struct infile): Update comment for language.
6536 (main): Rewrite input file resetting code.
6538 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6540 PR tree-opt/22335
6541 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6542 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6543 (lookup_avail_expr): Use constant_boolean_node instead
6544 of boolean_false_node/boolean_true_node.
6546 2005-07-12 Ben Elliston <bje@au.ibm.com>
6548 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6549 and use it when printing num_edges.
6551 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6553 * doc/extend.texi (Blackfin Built-in Functions): New section.
6554 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6555 @opindex.
6557 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6559 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6560 s/cmpstrsi/cmpstrnsi
6561 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6562 'cmpstrnsi'.
6563 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6564 (init_optabs): Initialize cmpstrn_optab.
6565 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6566 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6567 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6568 * config/i386/i386.md: s/cmpstr/cmpstrn
6569 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6570 * doc/md.texi: Update documentation.
6572 2005-07-11 Richard Henderson <rth@redhat.com>
6574 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6575 build_va_arg_indirect_ref.
6576 (alpha_gimplify_va_arg): Likewise.
6577 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6578 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6579 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6580 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6581 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6582 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6583 Likewise.
6584 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6586 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6588 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6589 * passes.c (init_optimization_passes): Add pass_empty_loop.
6590 * tree-pass.h (pass_empty_loop): Declare.
6591 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6592 try_remove_empty_loop, remove_empty_loops): New functions.
6593 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6594 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6596 2005-07-12 Peter Barada <peter@the-baradas.com>
6598 PR middle-end/16719
6599 PR middle-end/18421
6600 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6601 in address registers.
6602 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6603 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6604 alternative of addsi3_5200.
6606 2005-07-11 Ian Lance Taylor <ian@airs.com>
6608 * config/mips/mips.md (ffs<mode>2): Remove.
6610 2005-07-11 Ian Lance Taylor <ian@airs.com>
6612 * doc/tree-ssa.texi (Cleanups): Improve description of
6613 TRY_FINALLY_EXPR.
6614 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6616 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6618 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6619 * tree.h (DECL_ARGUMENT_FLD): New macro.
6621 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6623 Fix PR tree-optimization/22404
6625 * tree-ssa-structalias.c (create_variable_info_for): Use
6626 correct offset.
6628 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6630 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6631 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6632 for second comparison operand.
6633 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6635 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6636 (define_insn_reservation "alu"): Likewise.
6637 (csync, ssync): Now of type sync.
6638 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6639 -mcsync-anomaly -mspecld-anomaly.
6640 * config/bfin/bfin.opt (mcsync): Remove.
6641 (mcsync-anomaly, mspecld-anomaly): Add.
6642 * config/bfin/bfin.c: Include "insn-codes.h".
6643 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6644 (TARGET_DEFAULT_TARGET_FLAGS): New.
6645 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6647 2005-07-11 Steven Bosscher <stevenb@suse.de>
6649 * basic-block.h: Give the BB flags enum a name, bb_flags.
6650 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6651 * cfgcleanup.c (enum bb_flags): Remove here.
6652 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6653 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6654 (update_forwarder_flag): Likewise.
6655 (thread_jump): Likewise.
6656 (try_forward_edges): Likewise.
6657 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6658 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6659 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6661 2005-07-11 Richard Guenther <rguenther@suse.de>
6663 * config/i386/i386.opt: New target option -msseregparm.
6664 * config/i386/i386.c (override_options): Error out for
6665 -msseregparm but no SSE support.
6666 (ix86_function_sseregparm): Check for global sseregparm.
6667 * doc/invoke.texi: Document -msseregparm.
6669 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6671 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6672 (m32rle-*-linux*): Ditto.
6674 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6676 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6677 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6678 bytes.
6680 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6682 PR middle-end/22239
6683 PR target/20126
6684 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6685 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6687 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6689 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6690 (varmap): Heapify varmap.
6691 (constraints): Heapify constraints.
6692 (struct constraint_graph): Heapify succs and preds.
6693 (constraint_vec_find): Update for heapification.
6694 (constraint_set_union): Ditto.
6695 (insert_into_complex): Ditto.
6696 (constraint_edge_vec_find): Ditto.
6697 (erase_graph_self_edge): Ditto.
6698 (add_graph_edge): Ditto.
6699 (get_graph_weights): Ditto.
6700 (merge_graph_nodes): Ditto.
6701 (build_constraint_graph): Ditto.
6702 (topo_visit): Ditto.
6703 (solve_graph): Ditto.
6704 (create_variable_info_for): Ditto.
6705 (init_base_vars): Ditto.
6706 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6707 (condese_varmap_nodes): Free complex vector.
6708 (clear_edges_for_node): Clear succs and preds vector.
6710 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6712 * tree-ssa-structalias.c (update_alias_info): Change counting of
6713 references to not include vdefs.
6715 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6717 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6718 (up_insert): Ditto.
6720 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6722 * pa.c (pa_commutative_p): Make PLUS commutative when
6723 TARGET_NO_SPACE_REGS is true.
6725 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6727 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6728 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6729 * tree-dfa.c (dump_subvars_for): New.
6730 (debug_subvars_for): New.
6731 (dump_variable): Show subvariables if VAR has them.
6732 * tree-flow-inline.h (get_subvar_at): New.
6733 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6734 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6735 Update all users.
6736 (struct subvar): Change fields offset and size to unsigned
6737 HOST_WIDE_INT.
6738 (dump_subvars_for): Declare.
6739 (debug_subvars_for): Declare.
6740 (get_subvar_at): Declare.
6741 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6742 to unsigned HOST_WIDE_INT *.
6743 (overlap_subvar): Likewise.
6744 * tree-gimple.c (is_gimple_reg): Always return false for
6745 SFTs and memory tags.
6746 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6747 Update all callers.
6748 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6749 (compute_may_aliases): Call compute_points_to_sets.
6750 (collect_points_to_info_for): Remove.
6751 (compute_points_to_and_addr_escape): Remove.
6752 (delete_alias_info): Call delete_points_to_sets.
6753 (compute_flow_sensitive_aliasing): If the call to
6754 find_what_p_points_to returns false, call set_pt_anything.
6755 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6756 (set_pt_anything): Clear pi->pt_vars.
6757 (set_pt_malloc): Remove.
6758 (merge_pointed_to_info): Remove.
6759 (add_pointed_to_expr): Remove.
6760 (add_pointed_to_var): Remove.
6761 (collect_points_to_info_r): Remove.
6762 (is_escape_site): Make extern.
6763 (create_sft): New.
6764 (create_overlap_variables_for): Call it.
6765 * tree-ssa-copy.c (merge_alias_info): Never merge
6766 flow-sensitive alias information.
6767 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6768 offset and size to be unsigned HOST_WIDE_INT.
6769 (add_to_addressable_set): Rename from note_addressable.
6770 Set TREE_ADDRESSABLE as the variables are added to the set.
6771 Update all users.
6772 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6773 operands into VUSEs when adding V_MAY_DEFs for members in an
6774 alias set.
6775 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6776 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6777 (struct variable_info): Add bitfield is_heap_var.
6778 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6779 (new_var_info): Initialize is_heap_var.
6780 (get_constraint_for): Add HEAP variables to the symbol table.
6781 Mark them with is_heap_var.
6782 (update_alias_info): New. Taken mostly from the old
6783 compute_points_to_and_addr_escape.
6784 (handle_ptr_arith): New.
6785 (find_func_aliases): Call update_alias_info.
6786 Call handle_ptr_info for tcc_binary expressions.
6787 Call mark_stmt_modified.
6788 (create_variable_info_for): If DECL has subvars, do not create
6789 variables for its subvars. Always add all the fields.
6790 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6791 SFTs, then add all the SFTs of the structure.
6792 If VI->DECL is an aggregate with subvariables, add the SFT at
6793 VI->OFFSET.
6794 (find_what_p_points_to): If VI is an artificial variable,
6795 translate to bitfields in SSA_NAME_PTR_INFO.
6796 If the solution is empty, set pi->pt_vars to NULL
6797 (init_base_vars): Create ANYOFFSET.
6798 (compute_points_to_sets): Rename from create_alias_vars.
6799 Make extern.
6800 (pass_build_pta): Remove.
6801 (delete_points_to_sets): Rename from delete_alias_vars.
6802 (pass_del_pta): Remove.
6803 * tree-ssa-structalias.h (struct alias_info): Move from
6804 tree-ssa-alias.h.
6805 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6806 NUM_REFERENCES_SET): Likewise.
6807 (compute_points_to_sets, delete_points_to_sets): Declare.
6809 2005-07-09 Richard Henderson <rth@redhat.com>
6811 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6812 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6813 alpha_split_lock_test_and_set_12): New functions.
6814 * config/alpha/alpha-protos.h: Update.
6815 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6816 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6817 * config/alpha/sync.md (I12MODE): New.
6818 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6819 (sync_<fetchop_name><I48MODE>): Likewise.
6820 (sync_nand<I48MODE>): Likewise.
6821 (sync_old_<fetchop_name><I48MODE>): Likewise.
6822 (sync_new_<fetchop_name><I48MODE>): Likewise.
6823 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6824 (sync_compare_and_swap<I48MODE>): Likewise.
6825 (sync_lock_test_and_set<I48MODE>): Likewise.
6826 (sync_compare_and_swap<I12MODE>): New.
6827 (sync_compare_and_swap<I12MODE>_1): New.
6828 (sync_lock_test_and_set<I12MODE>): New.
6829 (sync_lock_test_and_set<I12MODE>_1): New.
6831 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6833 PR 21356
6834 PR 22332
6835 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6837 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6839 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6840 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6842 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6844 PR target/21656
6845 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6847 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6849 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6850 memory_operand constraint.
6851 (store_conditional_<mode>): Same.
6852 (sync_compare_and_swap<mode>): Same.
6853 (sync_lock_test_and_set<mode>): Same.
6855 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6857 Rewrite PIC support to more closely model actual instructions.
6858 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6859 (cris_symbol): Remove prototypes for removed functions.
6860 (cris_pic_symbol_type_of, cris_valid_pic_const)
6861 (cris_expand_pic_call_address): Prototypes for new functions.
6862 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6863 variable.
6864 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6865 modifiers.
6866 <case ':'>: Add case for new punctuation character.
6867 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6868 emitting (extra) PIC modifier.
6869 <case UNSPEC>: Do not assert for PLT.
6870 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6871 (cris_expand_prologue, cris_expand_epilogue): Check
6872 for pic_offset_table_rtx usage instead of taking
6873 current_function_uses_pic_offset_table as the final word.
6874 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6875 Remove flag_pic difference.
6876 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6877 the moral equivalents of...
6878 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6879 functions.
6880 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6881 (cris_handle_option): Mark ARG as unused.
6882 (cris_expand_pic_call_address): New worker function for "call",
6883 "call_value".
6884 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6885 output PIC constructs here.
6886 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6887 as symbol-specific modifers, not whole or part of operands.
6888 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6889 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6890 constants and flag_pic.
6891 (CONSTANT_INDEX_P): Adjust for new functions.
6892 (enum cris_pic_symbol_type): New helper type.
6893 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6894 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6895 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6896 define_constants.
6897 ("movsi"): Emit actual instructions for GOT and relative access.
6898 ("*movsi_got_load"): New pattern to set up the register holding
6899 the GOT pointer.
6900 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6901 Adjust FIXME for 'S'.
6902 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6903 Use "movs" for -fpic cases.
6904 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6905 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6906 ("call", "call_value"): Just call cris_expand_pic_call_address for
6907 PIC addresses.
6908 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6909 Remove special pattern.
6910 ("*expanded_call_side", "*expanded_call_value_side"): New
6911 patterns.
6912 (gotplt-to-plt, gotplt-to-plt-side-call)
6913 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6914 peephole2:s.
6915 * config/cris/cris/predicates.md
6916 ("cris_general_operand_or_gotless_symbol"): Remove unused
6917 predicate.
6918 ("cris_general_operand_or_symbol"): Adjust for new functions.
6920 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6922 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6924 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6926 * Makefile.in (TREE_H): Add treestruct.def.
6927 (c-decl.o): Add pointer-set.h
6928 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6929 visibility on regular DECL's.
6930 (merge_decls): Fix the copying of decl nodes of various types for
6931 the new structures. Don't update RTL, section name, weak status,
6932 etc, on DECL's without RTL.
6933 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6934 Don't check volatile on non-variable types.
6935 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6936 to check whether we have seen arguments.
6937 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6938 flag is checked before field (flag is common, field is not).
6939 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6940 TS_DECL_COMMON could have an origin.
6941 (add_location_or_const_value_attribute): Don't check section name
6942 on non-var/function decls.
6943 (dwarf2out_var_location): Reverse order of tests.
6944 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6945 with DECL_WRTL_CHECK.
6946 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6947 * fold-const.c (fold_binary): Don't check weakness on
6948 non-var/function decls.
6949 (tree_expr_nonzero_p): Ditto.
6950 (fold_checksum_tree): Use tree_decl_extra as sizeof
6951 buffer.
6952 * ggc-page.c (extra_order_size_table): Add sizes for
6953 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6954 tree_field_decl.
6955 * gimplify.c (gimplify_bind_expr): Only set
6956 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6957 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6958 without RTL.
6959 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6960 * langhooks.h (init_ts). New langhook.
6961 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6962 * print-tree.c (print_node): Update to only print fields that
6963 exist in the structures the passed decl has.
6964 * toplev.c (wrapup_global_declarations): Don't reset
6965 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6966 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6967 * tree-inline.c (remap_decl): Ditto.
6968 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6969 * tree-pretty-print.c (print_declaration): Don't print
6970 DECL_REGISTER on things that don't contain it.
6971 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6972 non-var/function decls.
6973 * tree.c (tree_contains_struct): New structure.
6974 (init_priority_for_decl): New hashtable.
6975 (tree_int_map): New structure.
6976 (tree_int_map_eq): New function.
6977 (tree_int_map_marked_p): Ditto.
6978 (tree_int_map_hash): Ditto.
6979 (tree_map): Move to tree.h.
6980 (tree_map_eq): Externalize.
6981 (tree_map_hash): Ditto.
6982 (tree_map_marked_p): Ditto.
6983 (init_ttree): Set up tree_contains_struct and call langhook.
6984 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6985 (tree_code_size): Update for new structures.
6986 (tree_node_structure): Update for new structures.
6987 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6988 without the field.
6989 (copy_node_stat): Copy init priority.
6990 (build_decl_stat): Ditto for visibility.
6991 (ts_enum_names): New.
6992 (tree_contains_struct_check_failed): New function.
6993 (decl_init_priority_lookup): Ditto.
6994 (decl_init_priority_insert): Ditto.
6995 * treestruct.def: New file.
6996 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6997 (CONTAINS_STRUCT_CHECK): Ditto.
6998 (tree_contains_struct_check_failed): New prototype.
6999 (DECL_CHECK): Removed.
7000 (DECL_MINIMAL_CHECK): New.
7001 (DECL_COMMON_CHECK): Ditto.
7002 (DECL_WRTL_CHECK): Ditto.
7003 (DECL_NON_COMMON_CHECK): Ditto.
7004 (DECL_WITH_VIS_CHECK): Ditto.
7005 (VAR_OR_FUNCTION_DECL_P): Ditto
7006 (struct tree_decl_minimal): New structure.
7007 (struct tree_decl_common): Ditto.
7008 (struct tree_decl_with_rtl): Ditto.
7009 (struct tree_decl_with_vis): Ditto.
7010 (struct tree_decl_non_common): Ditto.
7011 (struct tree_field_decl): Ditto.
7012 (struct tree_parm_decl): Ditto.
7013 (struct tree_var_decl): Ditto.
7014 (struct tree_function_decl): Ditto.
7015 (struct tree_const_decl): Ditto.
7016 (struct tree_result_decl): Ditto.
7017 (union tree_node): Add new structures.
7018 * var-tracking.c (track_expr_p): Reverse order of tests.
7020 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7022 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7024 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7025 * system.h: Poison FINALIZE_PIC.
7026 * doc/tm.texi (FINALIZE_PIC): Remove.
7028 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7030 PR tree-opt/22329
7031 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7032 to the correct type if we have a MODIFY_EXPR.
7034 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7036 PR tree-optimization/22360
7037 * tree.c (upper_bound_in_type): Fix calculations for casting
7038 to a non-wider signed type and casting a signed value to a
7039 wider unsigned type.
7040 (lower_bound_in_type): Fix calculations for casting to a
7041 non-wider signed type.
7043 PR tree-optimization/20139
7044 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7045 release_defs.
7046 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7047 fold_cond_expr_cond.
7048 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7049 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7051 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7053 PR tree-opt/22356
7054 * tree-complex.c (expand_complex_libcall): Produce
7055 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7057 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7059 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7060 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7061 b" assert and inserted fastpath code for this case.
7062 (bitmap_ior): Removed "a != b" assert.
7064 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7066 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7067 (ENDFILE_SPEC): Likewise.
7068 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7070 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7071 a large stack frame at epilogue.
7073 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7075 * final.c: Include sdbout.h when required.
7077 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7079 * config.gcc (*-*-darwin*): Only one target-specific header file
7080 for generic darwin.
7081 (powerpc-*-darwin*): Add version-specific header files.
7082 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7083 * config.in: Regenerate.
7084 * configure: Regenerate.
7085 * gcc.c: Include xregex.h.
7086 (version_compare_spec_function): New.
7087 (spec_function): Add version-compare.
7088 (replace_outfile_spec_function): Reformat comment.
7089 (compare_version_strings): New.
7090 * config/darwin-c.c (version_as_macro): New.
7091 (builtin_define): New.
7092 (darwin_cpp_builtins): New.
7093 * config/darwin-protos.h (darwin_cpp_builtins): New.
7094 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7095 (LIB_SPEC): Make unconditional, update comment.
7096 (TARGET_C99_FUNCTIONS): Define.
7097 * config/darwin.opt: Sort.
7098 (mmacosx-version-min=): New.
7099 * config/darwin7.h: Delete.
7100 * config/darwin8.h: Delete.
7101 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7102 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7103 (TARGET_C99_FUNCTIONS): Define.
7104 * config/rs6000/darwin7.h: New.
7105 * config/rs6000/darwin8.h: New.
7106 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7107 (-mmacosx-version-min): Document.
7109 2005-07-07 Ian Lance Taylor <ian@airs.com>
7111 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7113 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7115 PR middle-end/22239
7116 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7118 2005-07-07 Khem Raj <kraj@mvista.com>
7120 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7121 in bytes, not words.
7123 2005-07-07 Paul Brook <paul@codesourcery.com>
7125 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7126 DEFAULT_FUNCTION_ARG_PADDING to upward.
7128 2005-07-07 Richard Henderson <rth@redhat.com>
7130 * function.c (locate_and_pad_parm): Record parameter alignment in
7131 stack_alignment_needed.
7133 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7135 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7136 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7137 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7138 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7139 (define_attr "type"): Add isync, sync, load_l, store_c.
7140 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7141 Create scratch volatile MEM.
7142 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7143 sync.
7144 (load_locked_<mode>): New.
7145 (store_conditional_<mode>): New.
7146 (sync_compare_and_swap<mode>): Replace with splitter.
7147 (sync_lock_test_and_set<mode>): Replace with splitter.
7148 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7149 and UNSPECV_ISYNC.
7150 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7151 is ics. Attribute isync.
7152 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7153 lwsync.
7154 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7155 and UNSPECV_SYNC_OP.
7156 (emit_unlikely_jump): New.
7157 (emit_load_locked): New.
7158 (emit_store_conditional): New.
7159 (rs6000_split_compare_and_swap): New.
7160 (rs6000_split_lock_test_and_set): New.
7161 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7162 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7163 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7164 rs6000_split_lock_test_and_set): Declare.
7165 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7166 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7167 store_c, isync, sync.
7169 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7171 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7172 filenames to gtyp-gen.h.
7173 (s-typ-gen): Use it in place of for loops.
7175 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7177 * hooks.c (hook_bool_rtx_int_false): New function.
7178 * hooks.h (hook_bool_rtx_int_false): Declare.
7179 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7180 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7181 * target.h (struct gcc_target): Add commutative_p member.
7182 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7183 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7184 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7185 (pa_commutative_p): New function.
7186 * jump.c (target.h): Include.
7187 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7188 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7190 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7192 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7193 (s390_expand_setmem): New.
7194 * config/s390/s390.c: Likewise.
7195 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7196 Adapt comments.
7197 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7198 general_operand. Call new function "s390_expand_setmem".
7199 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7200 ("setmem_long", "*setmem_long"): ... this.
7202 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7204 * config/s390/s390.c: (optimization_options): Enable
7205 TARGET_MVCLE at -Os.
7206 * doc/invoke.texi: Document changes in default behaviour.
7207 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7209 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7211 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7212 defined by back-end.
7214 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7216 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7217 all sets in the pattern.
7218 * config/rs6000/rs6000.md (stack_protect_testsi,
7219 stack_protect_testdi): Likewise.
7221 2005-07-06 Jeff Law <law@redhat.com>
7223 * tree-vrp.c (simplify_using_ranges): Kill.
7224 (vrp_finalize): Remove call to simplify_using_ranges.
7225 (simplify_stmt_using_ranges): New function extracted from
7226 simplify_using_ranges.
7227 (simplify_div_or_mod_using_ranges): Likewise.
7228 (simplify_abs_using_ranges): Likewise.
7229 (simplify_cond_using_ranges): New function.
7230 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7231 * tree-ssa-propagate.c (substitute_and_fold): Call
7232 simplify_stmt_using_ranges if we have range information.
7234 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7236 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7237 ia64_flag_schedule_isns2.
7239 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7240 reading/writing general registers.
7241 (ia64_function_arg): Revert 2005-06-18 change.
7243 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7245 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7246 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7248 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7250 * function.c (expand_function_end): Revert part of 2005-06-27
7251 patch. Do sjlj_emit_function_exit_after after return_label.
7253 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7255 * doc/install.texi (--disable-libssp): New.
7257 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7259 * doc/invoke.texi: Update -fforce-mem documentation.
7260 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7261 code for -fforce-mem.
7262 * expmed.c: (store_bit_field,store_fixed_bit_field,
7263 extract_bit_field): Ditto.
7264 * expr.c: (convert_move): Ditto.
7265 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7266 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7267 emit_conditional_add,expand_float,expand_fix): Ditto.
7268 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7269 (common_handle_option): Issue warning when -fforce-mem specified.
7271 2005-07-06 Paul Brook <paul@codesourcery.com>
7273 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7274 argument is empty.
7275 * configure: Regenerate.
7277 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7279 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7281 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7283 Fix PR tree-optimization/22319
7284 Fix PR tree-optimization/22140
7285 Fix PR tree-optimization/22310
7287 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7288 variable sized types.
7289 Use correct type for intermediate structure on *a = *b structure
7290 copies.
7292 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7294 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7295 Remove.
7296 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7297 (machine_function): Move typedef to...
7298 * config/rs6000/rs6000.c (machine_function): ... here. Add
7299 varargs_save_offset field.
7300 (rs6000_stack_t): Remove varargs_size field.
7301 (setup_incoming_varargs): Allocate varargs save area using
7302 assign_stack_local, try to make it as small as possible.
7303 Save offset from virtual_stack_vars_rtx to the save area
7304 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7305 instead of magic 8 when fp word byte size is used.
7306 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7307 instead of -RS6000_VARARGS_SIZE.
7308 (rs6000_stack_info, debug_stack_info,
7309 rs6000_initial_elimination_offset): Remove all traces of
7310 varargs_size.
7311 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7312 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7313 RS6000_VARARGS_AREA.
7315 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7317 PR tree-optimization/21963
7318 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7319 constant_multiple_of in the same way get_computation_cost_at does.
7321 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7323 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7324 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7325 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7326 and return its previous value.
7327 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7328 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7329 constants.
7330 (stack_protect_set, stack_protect_test): New expanders.
7331 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7332 stack_protect_testdi): New insns.
7333 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7334 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7336 2005-07-06 Jeff Law <law@redhat.com>
7338 * tree-ssa-dce.c (cfg_altered): New global.
7339 (tree_dce_init): Initialize cfg_altered.
7340 (remove_dead_stmt): If we remove an edge in the CFG, then set
7341 CFG_ALTERED.
7342 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7343 the dominators.
7345 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7347 * Makefile.in (stamp-collect-ld): Use
7348 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7349 ./collect-ld if it already exists.
7350 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7351 Don't remove ./nm if it already exists.
7353 2005-07-05 Devang Patel <dpatel@apple.com>
7355 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7356 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7357 * tree-vectorizer.c (vect_loop_location): New.
7358 (vect_print_dump_info): Use vect_loop_location.
7359 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7360 (vectorize_loops): Set vect_loop_location.
7361 * tree-vect-analyze.c (vect_analyze_offset_expr,
7362 vect_determin_vectorization_factor, vect_analyze_operations,
7363 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7364 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7365 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7366 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7367 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7368 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7369 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7370 vect_analyze_loop): Adjust vect_print_dump_info API.
7371 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7372 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7373 vect_finish_stmt_generation, vectorizable_assignment,
7374 vectorizable_operation, vectorizable_store, vectorizable_load,
7375 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7376 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7377 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7378 vect_transform_loop): Same.
7379 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7380 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7381 Same.
7383 2005-07-05 Randolph Chung <tausq@debian.org>
7385 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7386 * configure: Regenerate.
7387 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7388 (pa_tls_referenced_p): Declare.
7389 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7390 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7391 (legitimize_tls_address): New.
7392 (hppa_legitimize_address): Handle TLS addresses.
7393 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7394 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7395 (emit_move_sequence): Handle TLS addresses.
7396 (pa_encode_section_info): Call default handler to handle common
7397 sections.
7398 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7399 (CONSTANT_ADDRESS_P): Reject TLS operands.
7400 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7401 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7402 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7403 (UNSPEC_TLSLE): Define new constants.
7404 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7405 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7406 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7407 (tie_symbolic_operand, tle_symbolic_operand): New
7409 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7411 * aclocal.m4: Update macros for autoconf 2.59 style.
7412 * configure.ac: Likewise.
7414 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7416 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7417 (function_arg): Pass small aggregates in general registers on 32-bit
7418 targets.
7419 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7421 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7423 * Makefile.in (final.o): Fix dependencies.
7425 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7427 PR c/22013
7428 PR c/22098
7429 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7430 * langhooks.c (lhd_expr_to_decl): New.
7431 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7432 New.
7433 (LANG_HOOKS_INITIALIZER): Update.
7434 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7435 expr_to_decl langhook.
7436 * c-tree.h (c_expr_to_decl): Declare.
7437 * c-typeck.c (c_expr_to_decl): New.
7438 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7439 specially.
7440 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7442 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7444 PR c/22308
7445 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7446 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7448 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7450 * Makefile.in: Adjust dependencies.
7451 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7452 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7453 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7454 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7455 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7456 rest_of_compilation.
7458 * bb-reorder.c (gate_duplicate_computed_gotos,
7459 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7460 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7461 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7462 pass_partition_blocks): New.
7463 * bt-load.c (gate_handle_branch_target_load_optimize,
7464 rest_of_handle_branch_target_load_optimize,
7465 pass_branch_target_load_optimize): New.
7466 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7467 pass_jump2): New.
7468 * cfglayout.c (pass_insn_locators_initialize): New.
7469 * cfgrtl.c (pass_free_cfg): New.
7470 * combine.c (gate_handle_combine, rest_of_handle_combine,
7471 pass_combine): New.
7472 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7473 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7474 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7475 * except.c (pass_set_nothrow_function_flags,
7476 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7477 pass_rtl_eh): New.
7478 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7479 rest_of_handle_shorten_branches, pass_shorten_branches,
7480 rest_of_clean_state, pass_clean_state): New.
7481 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7482 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7483 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7484 pass_flow2): New.
7485 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7486 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7487 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7488 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7489 pass_gcse): New.
7490 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7491 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7492 pass_rtl_ifcvt, gate_handle_if_after_combine,
7493 rest_of_handle_if_after_combine, pass_if_after_combine,
7494 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7495 pass_if_after_reload): New.
7496 * integrate.c (pass_initial_value_sets): New.
7497 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7498 pass_purge_lineno_notes): New.
7499 * mode-switching.c (rest_of_handle_mode_switching,
7500 pass_mode_switching): New.
7501 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7502 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7503 pass_loop2): New.
7504 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7505 pass_loop_optimize): New.
7506 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7507 pass_sms): New.
7508 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7509 pass_gcse2): New.
7510 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7511 pass_postreload_cse): New.
7512 * profile.c (gate_handle_profiling, pass_profiling,
7513 rest_of_handle_branch_prob, pass_branch_prob): New.
7514 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7515 pass_split_before_regstack, gate_handle_split_before_regstack,
7516 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7517 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7518 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7519 pass_stack_regs): New.
7520 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7521 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7522 pass_stack_adjustments): New.
7523 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7524 pass_regrename): New.
7525 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7526 pass_delay_slots, gate_handle_machine_reorg,
7527 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7528 * rtl.h (extern void purge_line_number_notes): New.
7529 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7530 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7531 pass_sched2): New.
7532 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7533 pass_tracer): New.
7534 * value-prof.c (gate_handle_value_profile_transformations,
7535 rest_of_handle_value_profile_transformations,
7536 pass_value_profile_transformations): New.
7537 * var-tracking.c (gate_handle_var_tracking,
7538 pass_variable_tracking): New.
7539 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7541 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7542 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7543 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7544 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7545 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7546 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7547 rest_of_handle_gcse2, rest_of_handle_regmove,
7548 rest_of_handle_tracer, rest_of_handle_if_conversion,
7549 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7550 rest_of_handle_web, rest_of_handle_branch_prob,
7551 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7552 rest_of_handle_jump_bypass, rest_of_handle_combine,
7553 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7554 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7555 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7556 rest_of_handle_mode_switching, rest_of_handle_jump,
7557 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7558 rest_of_handle_flow2, rest_of_handle_jump2,
7559 rest_of_handle_peephole2, rest_of_handle_postreload,
7560 rest_of_handle_shorten_branches, rest_of_clean_state,
7561 rest_of_compilation): Remove.
7563 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7564 * passes.c (dump_flags, in_gimple_form, all_passes,
7565 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7566 register_dump_files, next_pass_1, last_verified, execute_todo,
7567 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7568 from tree-optimize.c.
7569 (init_optimization_passes): Moved from tree-optimize.c,
7570 adding the RTL optimizations.
7571 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7572 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7573 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7574 register_dump_files, next_pass_1, last_verified, execute_todo,
7575 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7576 init_tree_optimization_passes, ipa_passes): Delete.
7577 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7578 the RTL dumps.
7579 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7580 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7581 from tree.h.
7582 (ipa_passes): Remove.
7583 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7584 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7585 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7586 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7587 (dump_info_p, dump_flag): Moved to tree-dump.h.
7589 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7590 cgraph.c, opts.c.
7591 * passes.c (finish_optimization_passes): Use dump_begin
7592 and dump_end, TDI_end.
7593 (gate_rest_of_compilation): New.
7594 (pass_rest_of_compilation): Use it.
7595 (gate_postreload, pass_postreload): New.
7596 * toplev.c (general_init): Rename init_tree_optimization_passes.
7597 * toplev.h (init_tree_optimization_passes): Rename to
7598 init_optimizations_passes.
7599 * tree-dump.c (dump_flag): Make static.
7600 (dump_files): Remove RTL dumps.
7601 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7602 pass_cleanup_cfg, pass_free_cfg_annotations,
7603 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7604 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7605 * tree-pretty-print.c: Include tree-pass.h.
7606 * cgraph.c: Include tree-dump.h.
7608 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7610 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7611 Only fall back to saying it points to readonly memory if
7612 we can't do better.
7614 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7616 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7617 * config/m32r/m32r.c (m32r_compute_frame_size,
7618 m32r_expand_prologue): Take current_function_profile into
7619 account whenever we reference
7620 current_function_uses_pic_offset_table.
7621 (m32r_finalize_pic): Remove.
7622 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7624 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7626 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7627 instead of $<. Don't remove ./as if it already exists.
7629 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7631 PR target/21723
7632 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7633 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7634 for complex modes when generating code for PA 1.0.
7635 (VALID_FP_MODE_P): New macro.
7636 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7637 sets for all general and floating point modes. Align wide floating
7638 point modes to even register boundaries to comply with architectural
7639 requirements.
7640 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7641 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7642 (VALID_FP_MODE_P): New macro.
7643 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7644 sets for all general and floating point modes. Align wide floating
7645 point modes to even register boundaries to comply with architectural
7646 requirements.
7648 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7650 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7651 to 0.
7653 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7655 * tree-ssa-structalias.c: Don't include expr.h.
7657 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7659 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7660 comments.
7662 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7664 Fix PR tree-optimization/22279
7666 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7667 correct operator.
7669 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7671 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7673 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7675 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7676 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7677 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7678 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7679 config/stormy16/stormy16.c, config/v850/v850.c,
7680 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7681 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7682 Avoid "." or "\n" at end of diagnostics and capital letters at
7683 start of diagnostics.
7684 * combine.c, cse.c: Don't translate dump file output.
7685 * toplev.c (print_version): Only translate output if going to
7686 stderr.
7688 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7690 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7691 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7692 typos.
7694 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7696 * pa.c (fix_range): Fix typo in comment.
7698 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7700 * tree-vrp.c (extract_range_from_assert): Replace
7701 fold (build (...)) with fold_build2.
7703 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7705 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7706 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7707 (format_types_orig, handle_format_attribute): Add support for
7708 format "gcc_gfc".
7710 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7712 * varasm.c (assemble_variable): Fix format specifier thinko.
7714 2005-07-03 Ira Rosen <irar@il.ibm.com>
7716 PR tree-optimization/22029 (and 22135)
7717 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7718 a phi node before calling dump_vops.
7720 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7722 * tree-dump.h (dump_string_field): Declare.
7723 * tree-dump.c: Use it instead of dump_string.
7724 (dump_string_field): Make non-static.
7726 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7728 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7729 up the minimal CFG stuff always when optimize > 0. Call
7730 split_all_insns_noflow in PIC case if needed.
7732 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7733 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7735 PR c++/18279
7736 * c-decl.c (c_write_global_declarations): Dump contents of
7737 external scope to.
7738 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7739 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7740 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7741 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7742 is enabled.
7744 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7746 * c-common.h (GCC_DIAG_STYLE): Define.
7747 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7748 version for format checking to 4.1.
7749 * c-format.c: Include toplev.h after c-common.h.
7750 (enum format_type): Add gcc_tdiag_format_type.
7751 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7752 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7753 (format_types_orig): Add gcc_tdiag.
7754 (init_dynamic_diag_info): Support gcc_tdiag formats.
7755 (handle_format_attribute): Likewise.
7756 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7757 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7758 version for format checking to 4.1.
7759 (warning0, warning, error, pedwarn, sorry): Use
7760 ATTRIBUTE_GCC_DIAG.
7761 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7762 (finish_aliases_1): Do not use %qE.
7763 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7764 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7765 Correct format bugs.
7766 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7767 parameter to unsigned HOST_WIDE_INT.
7768 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7770 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7772 PR middle-end/21742
7773 * expr.c (write_complex_part): Use adjust_address for MEM.
7774 (read_complex_part): Same.
7776 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7778 Fix PR tree-optimization/22280
7780 * tree-sra.c (generate_element_init): Remove useless loop.
7782 2005-07-02 Richard Henderson <rth@redhat.com>
7784 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7785 TLS_MODEL_NONE.
7786 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7788 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7790 PR middle-end/14490
7791 * fold-const.c (fold_binary): Handle the return value of
7792 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7793 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7795 2005-07-02 Jeff Law <law@redhat.com>
7797 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7798 a eliminate type conversion which feeds an equality comparison
7799 if the original type or either operand in the comparison is a
7800 function pointer.
7802 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7804 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7805 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7806 texts.
7807 * config/avr/avr.c: Do not use '`' as left quote.
7808 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7809 Remove "." from end of diagnostics. Make diagnostics start with
7810 lowercase letter.
7812 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7813 Joseph S. Myers <joseph@codesourcery.com>
7815 * toplev.c (default_tree_printer): Handle setting location with
7816 '+' flag.
7817 * c-objc.common.c (c_tree_printer): Likewise.
7818 * c-format.c (gcc_diag_flag_specs): Add '+'.
7819 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7820 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7821 formats.
7822 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7823 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7824 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7825 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7826 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7827 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7828 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7829 format arguments where %J is used without %D.
7831 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7833 * gcc.c (LINK_SSP_SPEC): Define.
7834 (link_ssp_spec): New variable.
7835 (LINK_COMMAND_SPEC): Add %(link_ssp).
7836 (static_specs): Add link_ssp_spec.
7837 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7838 * configure: Rebuilt.
7839 * config.in: Rebuilt.
7841 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7842 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7843 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7844 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7845 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7846 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7847 -0x7008(2) instead of reading __stack_chk_guard variable.
7848 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7849 number.
7850 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7851 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7852 if TARGET_THREAD_SSP_OFFSET is defined.
7853 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7854 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7856 Revert:
7857 2005-06-27 Richard Henderson <rth@redhat.com>
7858 * libgcc-std.ver (GCC_4.1.0): New.
7859 * libgcc.h (__stack_chk_guard): Declare.
7860 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7861 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7862 * mklibgcc.in (lib2funcs): Add them.
7864 2005-07-01 Richard Henderson <rth@redhat.com>
7866 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7867 void * before struct sigcontext *.
7868 (x86_fallback_frame_state): Likewise.
7870 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7872 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7874 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7876 PR tree-opt/22269
7877 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7878 we check for SSA_NAME for.
7880 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7882 Fix PR tree-optimization/22071
7884 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7885 function.
7886 (get_constraint_for_component_ref): Use it.
7888 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7890 PR other/22264
7891 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7892 print out the last new line.
7894 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7896 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7897 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7898 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7899 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7900 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7901 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7902 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7903 (enum reg_class): New member CC0_REGS.
7904 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7905 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7906 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7907 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7908 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7909 Adjust for register now described.
7911 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7913 PR target/22262
7914 * config/i386/i386.md (stack_protect_test_si,
7915 stack_protect_test_di): Add earlyclobber for scratch 3.
7916 * config/rs6000/rs6000.md (stack_protect_testsi,
7917 stack_protect_testdi): Add earlyclobber for scratch 3,
7918 remove earlyclobber from scratch 4.
7920 Older entries for 2005 can be found in ChangeLog-2005.