| blob | d63624042b39cec465eaac0a2621069334dd47b1 |
1 2005-10-24 James E. Wilson <wilson@specifix.com>
3 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
4 add_dependence_list_and_free calls.
6 2005-10-24 Steven Bosscher <stevenb@suse.de>
8 * contrib.texi: Add the names of the LLNL folks who donated
9 Cray pointer support for gfortran.
11 2005-10-24 Steven Bosscher <stevenb@suse.de>
13 PR tree-optimization/24225
14 * profile.c (branch_prob): Look from end to start through a
15 basic block when looking for a locus.
17 2005-10-24 Richard Henderson <rth@redhat.com>
19 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
20 parallel.
21 (hppa_expand_prologue): Likewise.
23 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
26 (NO_DEFERRED_PROFILE_COUNTERS): Define.
27 * pa.h (NO_PROFILE_COUNTERS): Define.
28 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
29 (funcdef_nos): New vector to hold label numbers of deferred profile
30 counters.
31 (output_deferred_profile_counters): New function.
32 (hppa_profile_hook): Push label number onto funcdef_nos.
33 (pa_hpux_file_end): Call output_deferred_profile_counters if
34 NO_DEFERRED_PROFILE_COUNTERS is false.
36 * pa-protos.h (get_deferred_plabel): New prototype.
37 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
38 Make global.
39 (output_call): Adjust calls.
41 2005-10-24 Alan Modra <amodra@bigpond.net.au>
43 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
44 peculiarity of GOT/TOC section usage.
46 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
48 PR objc/24435
49 * c-common.c (constant_string_class_name): Add documentation.
51 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
53 PR target/23832
54 * recog.c (peephole2_optimize): Increment peep2_current_count
55 only when the slot is empty.
57 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
59 PR ada/23957
60 * except.c (output_function_exception_table): Call
61 assemble_external_libcall if we need a personality function.
63 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
65 PR rtl-optimization/24460
66 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
67 set the basic block for barriers.
69 2005-10-21 Janis Johnson <janis187@us.ibm.com>
71 * var-tracking.c (vt_initialize): Initialize post.
73 2005-10-21 Devang Patel <dpatel@apple.com>
75 PR/24220
76 * c-common.c (vector_types_convertible_p): Check vector element type.
78 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
80 * config/sh/sh.c (prepare_move_operands): Handle the address
81 constant which is a tls symbolic address plus a constant.
83 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
85 PR driver/24473
86 * gcc.c (main): Use the correct counter for erroring out
87 about mulitple files.
89 2005-10-21 Alan Modra <amodra@bigpond.net.au>
91 PR target/24465
92 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
93 use r2 for 64-bit tls .got access.
95 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
97 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
98 TRUTH_OR_EXPR.
100 2005-10-20 Steven Bosscher <stevenb@suse.de>
102 PR tree-optimization/24307
103 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
105 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
107 PR middle-end/24295
108 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
109 alias targets.
110 * varasm.c (find_decl_and_mark_needed): After cgraph global info
111 is ready, stop marking functions, but still mark variables.
113 2005-10-20 Richard Guenther <rguenther@suse.de>
115 PR c++/24439
116 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
117 void type operands.
119 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
121 PR rtl-optimization/23585
122 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
123 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
124 (may_trap_p_1): New predicate extracted from...
125 (may_trap_p): ... here. Invoke may_trap_p_1.
126 (may_trap_or_fault_p): New predicate.
127 * rtl.h (may_trap_or_fault_p): Declare it.
128 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
129 instead of may_trap_p.
130 (steal_delay_list_from_fallthrough): Likewise.
131 (fill_simple_delay_slots): Likewise.
132 (fill_slots_from_thread): Likewise.
133 * function.c (pad_to_arg_alignment): Rework comment about
134 SPARC_STACK_BOUNDARY_HACK.
135 * config/sparc/sparc.h: Likewise.
137 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
139 * config/s390/s390.c (s390_expand_insv): New.
140 * config/s390/s390-protos.h (s390_expand_insv): Declare.
141 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
142 ("icm_hi"): Remove mode attribute.
143 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
144 Adjust all uses.
145 ("*extracthi", "*extractqi"): Remove.
146 (extv<mode>", "*extzv<mode>"): New.
147 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
148 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
150 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
152 * cfgexpand.c (discover_nonconstant_array_refs_r,
153 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
154 (tree_expand_cfg): Call discover_nonconstant_array_refs.
155 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
156 discover_nonconstant_array_refs.
158 2005-10-19 Steven Bosscher <stevenb@suse.de>
160 PR c/23228
161 * c-decl.c (pop_scope): Don't warn about an unused variable
162 if it is marked with TREE_NO_WARNING.
163 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
164 somenow mismatch and olddecl is to be replaced.
166 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
168 PR middle-end/23199
169 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
170 whether registers live on the edge can be saved/restored.
172 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
174 * config/sh/sh.c (fixup_mova): Skip notes.
176 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
178 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
179 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
180 (s390_can_eliminate): Handle BASE_REGNUM elimination.
181 (s390_initial_elimination_offset): Likewise.
182 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
183 register on TARGET_ZARCH targets.
184 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
185 (INITIAL_FRAME_POINTER_OFFSET): Remove.
186 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
187 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
189 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
191 * config/s390/s390.md: Comment describing output modifiers updated.
192 * config/s390/s390.c (print_operand): Likewise.
194 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
196 * config/s390/s390.c (override_options): Added check for -mstack-size
197 64k limitation.
198 * doc/invoke.texi: Mention that limit in the documenation.
200 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
202 PR #19672
203 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
205 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
207 Fix PR tree-optimization/24231
209 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
210 (compute_avail): Ditto.
212 2005-10-18 Richard Henderson <rth@redhat.com>
214 PR target/24428
215 * config/i386/i386.c (legitimate_constant_p): Check
216 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
217 if LABEL_REF.
218 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
219 (legitimate_pic_address_disp_p): Reorg CONST checking to make
220 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
221 directly.
222 (print_operand_address): Likewise.
223 * config/i386/predicates.md (x86_64_immediate_operand): Test
224 SYMBOL_REF_TLS_MODEL properly inside CONST.
225 (x86_64_zext_immediate_operand): Likewise.
226 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
227 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
228 * config/i386/i386-protos.h: Remove predicates.md entries.
230 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
232 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
233 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
235 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
236 Ian Lance Taylor <ian@airs.com>
238 PR middle-end/23522
239 * fold-const.c (fold_widened_comparison): Do not allow range based
240 constant folding when right operand cannot be unwidened.
242 2005-10-17 Richard Henderson <rth@redhat.com>
244 * builtins.c (expand_builtin_synchronize): Build a new-style asm
245 with a memory clobber.
247 2005-10-17 James E Wilson <wilson@specifix.com>
249 PR rtl-optimization/17356
250 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
251 checking for EDGE_EH.
253 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
255 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
256 the slot on an even boundary for any type with 16-byte alignment.
258 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
260 PR target/23424
261 * md.texi (Modifiers) <%>: Clarify that % doesn't work
262 after register allocation.
264 2005-10-17 DJ Delorie <dj@redhat.com>
266 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
267 as frame related.
269 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
271 PR c++/22551
272 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
273 overflow flags.
275 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
277 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
278 to 2 if it's already non-zero.
279 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
280 is set and warn about it if flag_schedule_insns is 1.
282 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
284 * config/crx/crx.md: Compare-and-branch instructions need to
285 invalidate CC.
287 2005-10-17 Uros Bizjak <uros@kss-loka.si>
289 PR target/24315
290 * config/i386/i386.md (*pushdi2_rex64 splitter)
291 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
292 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
293 flow2 pass only when (optimize > 0 && flag_peephole2).
295 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
297 PR driver/22544
298 * gcc.c (have_c): New static variable.
299 (have_o): Likewise.
300 (process_command): Remove declation of have_c.
301 Set have_o to 1 when handling -o.
302 (main): Add a fatel error if there are multiple
303 files specified and -o and -c/-S is passed witout
304 -combine or multiple languages.
306 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
308 Fix PR tree-optimization/22444
309 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
310 Assert that we don't hit something with subvars.
311 (setup_pointers_and_addressables): Don't add things with subvars,
312 because we'll already process the subvars for aliasing purposes.
314 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
316 PR target/23424
317 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
318 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
319 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
320 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
321 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
322 swapped, alternatives for the R constraint.
324 PR middle-end/24341
325 * builtins.c (get_builtin_sync_mode): Make unlimited
326 mode_for_size request.
328 2005-10-15 Richard Henderson <rth@redhat.com>
330 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
331 (gimplify_expr): ... here.
332 (gimplify_compound_lval): Use it in initial scan loop. Allow
333 fb_lvalue in base expression.
335 2005-10-15 Richard Henderson <rth@redhat.com>
337 PR 23714
338 * builtins.c (expand_builtin_trap): Export.
339 * expr.h (expand_builtin_trap): Declare.
340 * expr.c (expand_assignment): Emit a trap for integral offsets
341 from registers that weren't reduced to bitpos.
343 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
344 (mark_array_ref_addressable): Remove.
345 * tree-flow.h (mark_array_ref_addressable): Remove.
346 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
348 2005-10-15 James E Wilson <wilson@specifix.com>
350 PR target/24232
351 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
352 (add_dependence_list_and_free): Likewise.
353 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
354 call.
356 2005-10-15 Diego Novillo <dnovillo@redhat.com>
358 PR 23141
359 PR 23142
360 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
361 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
362 anti-range.
363 (vrp_visit_phi_node): Only prevent infinite iterations when
364 the previous result and the new result are both VR_RANGEs.
366 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
368 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
369 function comment.
371 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
373 PR c/23439
374 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
375 to initialize loc.
377 2005-10-14 Per Bothner <per@bothner.com>
379 PR preprocessor/21250
380 * c-ppoutput.c (print_line): Print internal line 0 as 1.
382 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
384 PR c++/22551
385 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
386 overflow flags. Refactor some conditionals.
388 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
390 PR tree-opt/21304
391 * tree-dfa.c (add_referenced_var): Only look at decls which
392 have TREE_CONSTANT or TREE_READONLY set instead of if
393 !TREE_PUBLIC or !TREE_CONSTANT.
395 2005-10-13 James E Wilson <wilson@specifix.com>
397 * doc/invoke.texi: For -x, add f95-cpp-input.
398 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
400 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
402 PR tree-optimization/24262
403 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
404 in loop all the time.
406 2005-10-12 Richard Henderson <rth@redhat.com>
408 PR c/24255
409 * tree.h (DECL_TRANSPARENT_UNION): Remove.
410 * function.c (assign_parm_find_data_types): Don't support it.
411 * print-tree.c (print_node): Likewise.
412 * c-common.c (handle_transparent_union_attribute): Likewise.
413 Use build_duplicate_type.
414 * tree-inline.c (remap_type_1): Split out of remap_type;
415 properly remap aggregate fields.
416 (build_duplicate_type): New.
417 * doc/extend.texi (Variable Attributes): Remove documentation
418 for transparent_union.
420 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
422 PR target/24284
423 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
424 (gen_stack_pointer_dec): Likewise.
426 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
428 PR middle-end/21275
429 PR middle-end/21766
430 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
431 target hook.
432 (struct cxx): Add adjust_class_at_definition target hook.
433 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
434 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
435 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
436 hook_void_tree. Add to TARGET_CXX.
437 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
438 dllimport_flag.
439 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
440 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
441 instead of attribute. Check for dllexport override. Warn if
442 inconsistent dll linkage. Don't lose old dllimport if decl has
443 had address referenced. Tweak lookup of dllimport atribute.
444 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
445 for target specific rules. Don't add dllimport attribute if
446 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
447 dllimport attribute.
448 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
449 * varasm.c (initializer_constant_valid_p): Replace
450 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
452 PR target/21801
453 PR target/23589
454 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
455 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
456 (i[34567]86-*-mingw32*): Likewise.
458 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
459 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
461 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
462 C++-specific code. Change return value to bool.
463 (i386_pe_dllimport_p): Likewise.
464 (associated_type): Simplify and make language-independent
465 (i386_pe_encode_section_info): Replace override of ambiguous
466 dllimport symbol refs with a gcc_assert.
467 (i386_pe_valid_dllimport_attribute_p): Define.
468 * config/i386/winnt-cxx.c: New file. Define C++ versions of
469 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
470 i386_pe_adjust_class_at_definition.
471 * config/i386/winnt-stubs.c: New file. Define stub versions of
472 lang-specific functions.
473 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
474 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
475 i386_pe_adjust_class_at_definition.
476 (i386_pe_valid_dllimport_attribute_p): Declare.
477 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
478 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
479 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
481 PR target/19704
482 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
483 dllimport attribute with test of DECL_DLLIMPORT_P.
485 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
487 * combine.c (make_extraction): Correct offset computation.
489 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
491 * config/cris/t-linux (LIMITS_H_TEST): Define.
493 2005-10-12 Richard Henderson <rth@redhat.com>
495 PR rtl-opt/23324
496 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
498 2005-10-12 Richard Guenther <rguenther@suse.de>
500 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
502 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
504 PR c++/19964
505 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
506 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
507 type.
509 2005-10-12 Richard Guenther <rguenther@suse.de>
511 PR c++/23799
512 * varasm.c (output_constant): Correct typo from previous
513 patch by DJ.
515 2005-10-11 Ian Lance Taylor <ian@airs.com>
517 PR rtl-optimization/13931
518 * combine.c: Revert patch of 2003-05-14, and:
519 (try_combine): Only set elim_i1 and elim_i2 if the destination is
520 completely killed in the appropriate insn.
521 (distribute_notes): Don't skip multiple hard register test for
522 elim_i1 and elim_i2.
524 2005-10-11 Richard Henderson <rth@redhat.com>
526 PR c/24255
527 * c-typeck.c (convert_for_assignment): Use build_constructor_single
528 to initialize a transparent union instead of a nop_expr.
530 2005-10-11 Richard Henderson <rth@redhat.com>
532 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
533 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
534 (tree_ssa_dce_loop): Call scev_reset.
536 PR tree-opt/24300
537 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
538 * tree-ssa-dce.c: Include cfgloop.h.
539 (tree_ssa_dce_loop, pass_dce_loop): New.
540 * tree-pass.h (pass_dce_loop): Declare it.
541 * passes.c (init_optimization_passes): Use it.
543 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
545 PR middle-end/24263
546 * convert.c (convert_to_real): Revert 2005-10-05 patch.
547 Only apply the optimization for rounding builtins if the inner
548 cast is also an extension.
550 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
552 PR tree-opt/23946
553 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
554 mark_new_vars_to_rename instead of update_stmt.
556 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
558 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
560 2005-10-11 Jakub Jelinek <jakub@redhat.com>
562 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
563 for setting MMX register to 0 rather than mmx.
565 2005-10-10 Steve Ellcey <sje@cup.hp.com>
567 PR target/12098
568 * configure.ac: Move gas check from mips specific case to common case.
569 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
570 * configure: Regenerate
571 * doc/install.texi: Update.
573 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
575 PR target/24284
576 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
578 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
580 * gcc.c (do_spec_1): Accept numeric characters in file name
581 suffixes.
583 2005-10-10 Nick Clifton <nickc@redhat.com>
585 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
586 describing the deleted arm_gen_rotated_half_load function.
588 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
590 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
591 __fpscr_values.
593 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
595 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
596 gnu_ld assignments.
597 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
598 (EXTRA_MULTILIB_PARTS): Define.
599 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
600 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
601 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
602 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
603 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
604 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
606 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
608 PR tree-optimization/24226
609 * tree-cfg.c (remove_bb): Clean up unreachable loops.
610 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
611 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
612 Export.
614 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
616 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
618 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
620 PR target/24136
621 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
622 Rewrite for no need for the early clobber.
624 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
626 Merge from csl-arm-branch:
627 2005-09-07 Paul Brook <paul@codesourcery.com>
628 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
629 space to string.
631 2005-04-30 Paul Brook <paul@codesourcery.com>
632 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
633 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
635 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
636 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
637 (arm_override_options): Use TARGET_AAPCS_BASED.
638 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
639 (PTRDIFF_TYPE): Use int for AAPCS.
640 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
641 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
642 (DEFAULT_SHORT_ENUMS): Delete.
643 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
645 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
646 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
647 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
648 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
650 2004-12-03 Mark Mitchell <mark@codesourcery.com>
651 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
653 2004-11-22 Mark Mitchell <mark@codesourcery.com>
654 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
656 2004-11-19 Mark Mitchell <mark@codesourcery.com>
657 * config.gcc (arm*-*-linux-gnueabi): Add it.
658 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
659 redefining it.
660 (TARGET_OS_CPP_BUILTINS): Likeiwse.
661 * config/arm/linux-eabi.h: New file.
662 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
663 (LINUX_TARET_LINK_SPEC): Likewise.
664 (LINK_SPEC): Use it.
665 * config/arm/t-linux-eabi: New file.
667 2005-10-08 Steven Bosscher <stevenb@suse.de>
669 PR other/22202
670 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
671 spaces.
672 (PARAM_SMS_DFA_HISTORY): Likewise.
674 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
676 PR middle-end/23150
677 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
678 (load_register_parameters): Call it.
679 (check_sibcall_argument_overlap_1): Likewise.
680 (store_one_arg): Likewise.
682 2005-10-07 James E. Wilson <wilson@specifix.com>
684 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
685 DImode not VECINT24 for operand 2.
687 PR target/23644
688 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
689 -mtune-arch.
691 PR target/24193
692 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
693 fr_spill): Use destination_operand for operand 0.
695 2005-10-07 DJ Delorie <dj@redhat.com>
697 * varasm.c (output_constant): Limit error to expanding
698 conversions.
700 2005-10-07 Richard Guenther <rguenther@suse.de>
702 PR middle-end/24227
703 * fold-const.c (fold_binary): Fix operand types during folding
704 of X op (A, Y). Evaluation order of the side-effects of
705 X and A are frontend-defined, so ensure we honour that even for
706 tcc_comparison class operands; eased by removing duplicate code.
708 2005-10-07 Steve Ellcey <sje@cup.hp.com>
710 * stor-layout.c (layout_type): Do not allow alignment of array
711 elements to be greater than their size.
713 2005-10-07 Steve Ellcey <sje@cup.hp.com>
715 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
716 host_xmake_file.
717 (hppa*-*-linux*): Ditto.
718 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
719 * config/host-hpux.c: New.
720 * config/x-hpux: New.
721 * config/pa/x-hpux: Remove.
722 * config/pa/x-linux: Remove.
723 * config/pa/pa-host.c: Remove.
725 2005-10-07 Jeff Law <law@redhat.com>
727 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
728 determine whether or not to try and thread outgoing edges.
730 2005-10-07 David Edelsohn <edelsohn@gnu.org>
732 * config/rs6000/rs6000.md (eqsi_power): New.
733 (neg_eq0si): Add TARGET_POWER to final condition.
734 (neg_eqsi): Same.
736 2005-10-06 Richard Henderson <rth@redhat.com>
738 * config/rs6000/rs6000.c: Revert last change.
740 2005-10-06 Richard Henderson <rth@redhat.com>
742 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
743 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
745 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
747 PR middle-end/22216
748 PR middle-end/23651
749 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
750 out return_label and naked_return_label.
752 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
754 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
755 change.
757 2005-10-06 Richard Henderson <rth@redhat.com>
759 PR tree-opt/22237
760 * tree-inline.c (declare_return_variable): Handle modify_dest not
761 being a DECL.
763 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
765 Fix PR tree-optimization/22488
766 * tree-ssa-structalias.c (check_for_overlaps): New function.
767 (create_variable_info_for): Use it.
769 2005-10-06 Richard Henderson <rth@redhat.com>
771 PR debug/24070
772 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
773 (dwarf2out_start_source_file): Print it.
775 2005-10-06 Geoffrey Keating <geoffk@apple.com>
777 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
779 2005-10-06 Richard Henderson <rth@redhat.com>
781 PR 23706
782 * mode-switching.c (optimize_mode_switching): Clear transp bit
783 for block with incomming abnormal edges.
785 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
786 (fpscr_set_from_mem): Use them.
787 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
788 (fpscr postinc splitters): Rewrite as peephole2+split.
790 2005-10-06 David Edelsohn <edelsohn@gnu.org>
792 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
793 (eq<mode>_compare): Same.
795 2005-10-06 Richard Guenther <rguenther@suse.de>
797 PR tree-optimization/24238
798 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
800 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
802 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
803 here. Use AC_PATH_PROG for environment variables instead of
804 test -x.
805 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
806 objdump also.
807 * configure: Regenerated.
809 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
811 PR target/23783
812 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
813 then force it into a register.
814 (call_value): Likewise.
816 2005-10-06 Richard Henderson <rth@redhat.com>
818 PR 24049
819 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
820 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
821 under pass_vectorize.
823 2005-10-05 Devang Patel <dpatel@apple.com>
825 PR Debug/23205
826 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
827 handling constants. Check NAMESPACE_DECL context for constants.
829 2005-10-05 Eric Christopher <echristo@apple.com>
831 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
833 2005-10-05 Richard Henderson <rth@redhat.com>
835 PR 23714
836 * tree-cfg.c (mark_array_ref_addressable_1): New.
837 (mark_array_ref_addressable): New.
838 * tree-flow.h (mark_array_ref_addressable): Declare.
839 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
841 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
843 PR middle-end/20606
844 PR middle-end/24069
845 * reload.c (subst_reloads): When adding a REG_LABEL to a
846 jump instruction, also update JUMP_LABEL.
848 2005-10-05 David Edelsohn <edelsohn@gnu.org>
850 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
851 * bb-reorder.c (copy_bb_p): Use it.
852 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
854 2005-10-05 Richard Henderson <rth@redhat.com>
856 PR target/23602
857 * toplev.c (process_options): Warn about unsupported combinations
858 of unwind tables and omit-frame-pointer.
859 * config/i386/i386.c (override_options): Similarly. Enable
860 accumulate-outgoing-args if not explicitly disabled.
862 2005-10-05 Steve Ellcey <sje@cup.hp.com>
864 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
865 Handle big endian vs. small endian.
866 (vec_initv2sf): Handle big endian vs. small endian.
867 (*vec_extractv2sf_1): Ditto.
869 2005-10-05 Dale Johannesen <dalej@apple.com>
871 * convert.c (convert_to_real): Don't convert
872 (float)floor(double d) to floorf((float)d).
874 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
876 * config/arm/arm.md (insv): Use gen_int_mode in more places.
878 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
880 PR tree-optimization/18587
881 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
882 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
883 build_vuses): Change to VEC type.
884 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
885 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
886 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
887 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
888 (get_name_decl): New. Return DECL_UID of base variable.
889 (operand_build_cmp): New. qsort comparison routine.
890 (operand_build_sort_virtual): New. Sort virtual build vector.
891 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
892 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
893 (FINALIZE_BASE): Use get_name_decl.
894 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
895 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
896 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
897 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
898 direct VEC_* manipulations.
899 (build_ssa_operands): Call operand_build_sort_virtual.
900 (copy_virtual_operand, create_ssa_artficial_load_stmt,
901 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
902 with direct VEC_* manipulations.
903 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
904 with direct VEC manipulations.
906 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
908 PR tree-optimization/21419
909 PR tree-optimization/24146
910 PR tree-optimization/24151
912 * c-typeck.c (readonly_error): Handle USE being lv_asm.
913 (build_asm_expr): Call it if outputs are read-only.
914 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
916 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
917 Paolo Bonzini <bonzini@gnu.org>
919 PR target/23809
921 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
922 enable the instructions and not just the built-ins.
923 * doc/invoke.texi (x86 Options): Likewise.
925 2005-10-04 Geoffrey Keating <geoffk@apple.com>
927 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
929 * doc/invoke.texi (Option Summary): Correct spelling
930 of -mmacosx-version-min.
932 2005-10-04 Devang Patel <dpatel@apple.com>
934 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
935 real types.
937 2005-10-04 Steve Ellcey <sje@cup.hp.com>
939 * tree-vect-transform.c (vect_create_epilog_for_reduction):
940 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
942 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
944 * config/s390/s390.md ("TDSI","DP"): New mode macros.
945 ("TE","tg"): New mode attributes.
946 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
947 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
948 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
949 dword_mode and one for GPRmode.
951 2005-10-04 Ian Lance Taylor <ian@airs.com>
953 PR preprocessor/13726
954 * c-ppoutput.c (cb_include): Add comments parameter, and print out
955 any comments passed in.
957 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
959 * tree.c (annotate_with_file_line): Fix typo.
961 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
963 PR ada/19382
964 * builtins.c (fold_builtin_memcmp): When constructing the pointer
965 type used to access data in the inlined length == 1 case, use
966 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
967 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
969 2005-10-04 Uros Bizjak <uros@kss-loka.si>
971 * config/i386/i386.h (TARGET_FISTTP): Enable also for
972 TARGET_SSE3 and only for TARGET_80387.
973 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
974 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
975 Do not depend on TARGET_80387.
977 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
979 * tree.c (last_annotated_node): Change type to location_t*.
980 (annotate_with_file_line): Reflect the change of
981 last_annotated_node type.
983 2005-10-04 Richard Guenther <rguenther@suse.de>
985 PR c/23576
986 * c-decl.c (grokdeclarator): Don't write to fields
987 of error_mark_node.
989 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
991 PR middle-end/23125
992 * c-decl.c (finish_decl): Use set_user_assembler_name even for
993 register variables.
994 * varasm.c (make_decl_rtl): If a register variable does not
995 have a set user assmbler name, error out.
996 Decode the asmspec is now name+1 bypassing '*'.
998 2005-10-04 Steven Bosscher <stevenb@suse.de>
1000 PR tree-optimization/23049
1001 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1002 of a COND_EXPR is folded before calling fold on the whole rhs of a
1003 conditional assignment.
1004 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1005 document that a COND_EXPR may appear there.
1007 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1009 PR 23445
1010 * tree-vrp.c (extract_range_from_assert): If the new numeric
1011 range created out of the assertion contradicts the existing
1012 numeric range of the ASSERT_EXPR variable, make the new range
1013 varying.
1015 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1017 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1018 from T_REGS to FP register class.
1020 2005-10-03 Richard Henderson <rth@redhat.com>
1022 PR 24135
1023 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1024 before creating a new one.
1026 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1028 * config/rs6000/t-aix43 (LDFLAGS): New.
1029 * config/rs6000/t-aix52 (LDFLAGS): New.
1031 2005-10-03 Ian Lance Taylor <ian@airs.com>
1033 * gimplify.c (find_single_pointer_decl_1): New static function.
1034 (find_single_pointer_decl): New static function.
1035 (internal_get_tmp_var): For a formal variable, set restrict base
1036 information if appropriate.
1037 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1038 return it.
1039 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1040 (DECL_GET_RESTRICT_BASE): Define.
1041 (SET_DECL_RESTRICT_BASE): Define.
1042 (decl_restrict_base_lookup): Declare.
1043 (decl_restrict_base_insert): Declare.
1044 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1045 * tree.c (restrict_base_for_decl): New static variable.
1046 (init_ttree): Initialize restrict_base_for_decl.
1047 (copy_node_stat): Copy restrict base information.
1048 (decl_restrict_base_lookup): New function.
1049 (decl_restrict_base_insert): New function.
1050 (print_restrict_base_statistics): New static function.
1051 (dump_tree_statistics): Call print_restrict_base_statistics.
1053 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1055 PR 24142
1056 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1057 case of anti-ranges.
1059 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1061 PR c/18851
1062 * c-typeck.c (tagged_tu_seen): Rename to ...
1063 (tagged_tu_seen_cache): this and add val field.
1064 (comptypes): Move functional to comptypes_internal
1065 and free tagged_tu_seen.
1066 (comptypes_internal): New function and call comptypes_internal
1067 instead of comptypes. Speed up by sibcalling
1068 tagged_types_tu_compatible_p.
1069 (alloc_tagged_tu_seen): New function
1070 (free_all_tagged_tu_seen_up_to): New function.
1071 (tagged_types_tu_compatible_p): Return the val of the seen two
1072 types.
1073 Add that the two types are the same to tagged_tu_seen_base
1074 if they are and call comptypes_internal instead of comptypes.
1075 <case UNION_TYPE>: Speed up common type where the fields are
1076 in the same order.
1077 (function_types_compatible_p): Call comptypes_internal instead of
1078 comptypes.
1079 (type_lists_compatible_p): Likewise.
1080 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1082 2005-10-02 Matthias Klose <doko@debian.org>
1084 * doc/invoke.texi: Fix typo and speling error.
1086 2005-10-01 Richard Henderson <rth@redhat.com>
1088 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1090 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1092 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1093 using --start-group and --end-group.
1095 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1097 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1098 FIXME note regarding quirky semantics.
1100 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1102 PR 24141
1103 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1104 non-null range as a last resort.
1106 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1107 Diego Novillo <dnovillo@redhat.com>
1109 PR 23604
1110 * tree-vrp.c (extract_range_from_assert): For !=
1111 assertions, only build an anti-range if LIMIT is a
1112 single-valued range.
1114 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1116 * arm.md (movqi): On thumb when optimizing, handle loading from
1117 memory by describing this as taking a subreg of a zero-extended load
1118 into an SImode register.
1119 (movhi): Likewise.
1121 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1123 * reload1.c (merge_assigned_reloads): Do not change any
1124 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1126 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1128 * Makefile.in (LIPO_FOR_TARGET): Define.
1129 (STRIP_FOR_TARGET): Define.
1131 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1132 before creating new ones. Do symlinks before creating the actual
1133 targets.
1135 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1136 to work out which multilibs are actually being built.
1138 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1140 * tree-vect-transform.c, config/ms1/ms1.md,
1141 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1142 Follow spelling conventions.
1143 * doc/invoke.texi, doc/md.texi: Fix typos.
1145 2005-09-30 Andrew Macleod <amacleod@redat.com>
1147 PR tree-optimization/21430
1148 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1149 use operands, and set stmt pointer if need be.
1150 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1151 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1152 present.
1154 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1156 PR middle-end/24053
1157 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1159 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1161 * optabs.c (expand_binop): Initialize first_pass_p.
1163 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1165 PR middle-end/24109
1166 * c-decl.c (c_write_global_declarations_1): If any
1167 wrapup_global_declaration_2 call returned true, restart the loop.
1169 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1171 Fix PR tree-optimization/24117
1172 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1173 before considering whether to use anyoffset.
1175 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1177 Revert this patch:
1179 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1181 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1182 to order operands.
1183 (swap_commutative_operands_with_target): New.
1185 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1187 PR c/21419
1188 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1189 read-only.
1191 2005-09-29 Steven Bosscher <stevenb@suse.de>
1193 PR tree-optimization/23911
1194 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1195 and IMAGPART_EXPR too.
1197 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1199 PR 17886
1200 * expmed.c (expand_shift): Move logic to reverse rotation
1201 direction when rotating by constants ...
1202 * optabs.c (expand_binop): ... here.
1203 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1204 (ix86_rotrdi3): New pattern.
1205 (rotldi3): Handle 32-bit mode.
1206 (ix86_rotldi3): New pattern.
1208 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1210 PR target/24102
1211 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1212 check for numbers that need no bit twiddle.
1214 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1216 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1217 multilib to be built.
1219 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1220 (stage1-start): Delete old libgcc and libunwind before moving
1221 anything into the stage directory.
1222 (stage2-start): Likewise.
1223 (stage3-start): Likewise.
1224 (stage4-start): Likewise.
1225 (stageprofile-start): Likewise.
1226 (stagefeedback-start): Likewise.
1227 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1228 header in tm_file and CPU-specific t-darwin in tmake_file.
1229 (i[34567]86-*-darwin*): Don't change tm_file.
1230 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1231 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1232 shared library stub for target OS version.
1233 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1234 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1235 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1236 (libgcc_s.%.dylib): New.
1237 (LIBGCC): Define.
1238 (install-darwin-libgcc-stubs): New.
1239 (INSTALL_LIBGCC): New append.
1240 * config/i386/darwin-libgcc.10.4.ver: New.
1241 * config/i386/darwin-libgcc.10.5.ver: New.
1242 * config/i386/t-darwin: New.
1243 * config/rs6000/darwin-libgcc.10.4.ver: New.
1244 * config/rs6000/darwin-libgcc.10.5.ver: New.
1245 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1246 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1248 2005-09-28 Paul Brook <paul@codesourcery.com>
1250 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1251 denormals.
1253 2005-09-28 Richard Guenther <rguenther@suse.de>
1255 PR tree-optimization/23853
1256 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1257 host_integerp to verify misalignment value.
1259 2005-09-28 Richard Henderson <rth@redhat.com>
1261 * builtins.c (get_builtin_sync_mode): New.
1262 (expand_builtin_sync_operation): Pass in mode argument.
1263 (expand_builtin_compare_and_swap): Likewise.
1264 (expand_builtin_lock_test_and_set): Likewise.
1265 (expand_builtin_lock_release): Likewise.
1266 (expand_builtin): Update to match.
1268 2005-09-28 Nick Clifton <nickc@redhat.com>
1270 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1271 formatting. Add check to PLUS case to ensure that the offset is
1272 within an acceptable range.
1274 * config/v850/v850.md (casesi): Disable the generation of the
1275 switch pattern as it is not being handled properly at the moment.
1277 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1278 for when the high words are identical.
1280 2005-09-27 Richard Henderson <rth@redhat.com>
1282 * pretty-print.c (pp_base_format): Fix typo for %>.
1284 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1285 Devang Patel <dpatel@apple.com>
1287 PR tree-optimization/23625
1288 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1289 LABEL_EXPR, assertion check.
1291 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1293 * optabs.c (no_conflict_move_test): Check if a result of a
1294 to-be-moved insn would be clobbered by an originally
1295 preceding insn.
1297 2005-09-27 Jeff Law <law@redhat.com>
1299 * passes.c (init_optimization_passes): Replace copy propagation
1300 passes immediately after DOM with phi-only copy propagation
1301 pases. Add phi-only copy propagation pass after first DOM pass.
1302 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1303 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1304 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1305 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1306 to init_copy_prop. Callers updated.
1307 (do_phi_only_copy_prop): New function.
1308 (pass_phi_only_copy_prop): New pass descriptor.
1310 2005-09-27 Nick Clifton <nickc@redhat.com>
1312 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1314 2005-09-26 Jason Merrill <jason@redhat.com>
1316 PR c++/13764
1317 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1319 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1321 2005-09-26 James E Wilson <wilson@specifix.com>
1323 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1324 copyright. Add gcc copyright plus libgcc exception.
1325 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1326 copyright.
1327 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1329 2005-09-26 Jeff Law <law@redhat.com>
1331 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1332 about when to iterate.
1334 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1336 PR target/23847
1337 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1338 for __complex__ double in -mcpu=G5 mode.
1340 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1342 PR tree-optimization/23942
1343 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1344 * tree-scalar-evolution.c: Include params.h.
1345 (t_bool): New enum.
1346 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1347 follow_ssa_edge_in_condition_phi_branch,
1348 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1349 Change return type to t_bool. Use a parameter to limit the size of
1350 trees that are walked before stopping
1351 (analyze_evolution_in_loop): Initialize the limit to 0.
1352 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1353 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1355 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1357 PR middle-end/23831
1358 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1359 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1361 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1363 * combine.c (make_extraction): Check for valid use of subreg.
1365 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1367 PR target/24055
1368 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1369 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1370 ("fist<mode>2_with_temp"): Use only register operands.
1372 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1374 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1375 CALL_INSN_FUNCTION_USAGE.
1377 2005-09-26 Richard Guenther <rguenther@suse.de>
1379 PR middle-end/15855
1380 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1381 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1382 (ldst_entry): Use the hashtable instead of list-walking.
1383 (find_rtx_in_ldst): Likewise.
1384 (free_ldst_entry): Free the hashtable.
1385 (compute_ld_motion_mems): Create the hashtable.
1386 (trim_ld_motion_mems): Remove entry from hashtable if
1387 removing it from list.
1388 (compute_store_table): Likewise^2.
1389 (store_motion): Free hashtable in case we did not see
1390 any stores.
1392 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1394 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1395 and arg1 if we are passing them to fold_build2.
1397 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1399 PR 23828
1400 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1401 a nested function.
1403 2005-09-25 Richard Henderson <rth@redhat.com>
1405 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1406 SYMBOL_REF_TLS_MODEL to be correct.
1408 2005-09-24 Richard Henderson <rth@redhat.com>
1410 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1411 end of function. Reindent.
1413 2005-09-24 Ian Lance Taylor <ian@airs.com>
1415 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1416 NEGATE_EXPR/BIT_NOT_EXPR case.
1418 2005-09-24 Richard Henderson <rth@redhat.com>
1420 * c-common.c (handle_mode_attribute): When not modifying in place,
1421 create subtypes for enumerations.
1422 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1423 * gimplify.c (create_tmp_from_val): Likewise.
1425 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1427 * config/i386/i386.md (*tls_global_dynamic_64,
1428 *tls_local_dynamic_base_64): Add missing mode to call.
1429 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1431 2005-09-24 Jan Hubicka <jh@suse.cz>
1433 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1434 (cgraph_clone_node): Likewise.
1435 * cgraph.h (cgraph_clone_edge): Update prototype.
1436 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1437 duplicated prototypes; add updating argument.
1438 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1439 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1440 updating profile.
1441 (cgraph_mark_inline_edge): Likewise.
1442 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1443 (cgraph_flatten_node): Likewise.
1444 (cgraph_decide_recursive_inlining): Likewise.
1445 (cgraph_decide_inlining_of_small_function): Likewise.
1446 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1448 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1449 Pete Steinmetz <steinmtz@us.ibm.com>
1451 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1452 (rldic.): Set type to "compare".
1453 (rldicr.): Same.
1454 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1455 mfjmpr for MFCTR/MFLR.
1456 (movdf_hardfloat64): Same.
1457 (movdf_softfloat64): Same. Correct order of store and move types.
1458 (movti_string): Set type to store_ux/load_ux.
1459 (load_multiple): Set type to load_ux.
1460 (store_multiple): Set type to store_ux.
1461 (movmemsi): Set type to store_ux.
1462 (output_cbranch direct_return): Set type to jmpreg.
1463 (stmw): Set type to store_ux.
1464 (lmw): Set type to load_ux.
1465 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1466 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1467 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1468 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1469 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1470 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1471 (rios1-fpstore): Increase latency to 3.
1472 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1473 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1475 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1476 Andrew Pinski <pinskia@physics.uc.edu>
1478 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1479 operand2 constraint to "b".
1480 (sync_<fetchop_name>di_internal): Same.
1481 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1482 to "b".
1483 (sync_old_<fetchop_name>di_internal): Same.
1484 (sync_new_<fetchop_name>si_internal): Same.
1485 (sync_new_<fetchop_name>di_internal): Same.
1487 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1489 PR middle-end/23991
1490 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1491 case, define as macros.
1493 PR rtl-optimization/23837
1494 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1495 clobber / clobber match between dest and p->first.
1497 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1498 (no_conflict_move_test): Update comments.
1500 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1502 * doc/install.texi: Update URL for Jacks.
1503 * doc/sourcebuild.texi: Likewise.
1505 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1507 PR target/24007
1508 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1509 registers when choosing register preferences.
1510 (movdf_hardfloat64): Same.
1512 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1514 * expmed.c (expand_shift): Don't use the target of the rotate as
1515 target for the first expanded shift insn.
1516 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1518 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1520 PR tree-optimization/22438
1521 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1522 preserved iv rhs rewriting specially.
1524 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1526 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1527 estimate_only is true.
1528 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1529 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1530 tree-ssa-structalias.c
1531 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1532 ref_contains_indirect_ref.
1533 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1535 2005-09-21 DJ Delorie <dj@redhat.com>
1537 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1538 MASK_PTR_A0D0.
1539 (mn10300_return_in_memory): Support variable size types also.
1540 (mn10300_pass_by_reference): Likewise.
1541 (mn10300_function_value): New.
1542 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1543 (FUNCTION_OUTGOING_VALUE): Likewise.
1544 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1545 * doc/invoke.texi: Document it.
1547 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1549 PR target/22585
1550 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1551 force integer op1 into register for XFmode compares.
1553 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1555 PR middle-end/23971
1556 * expmed.c (alg_code): Add alg_impossible.
1557 (alg_hash_entry): Add cost.
1558 (synth_mult): Record alg_impossible in the hash table if
1559 multiplication by a given integer is impossble within the
1560 limit. Speed up using alg_impossible.
1562 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1564 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1565 argument. Allow and set any offset if needs_anyoffset is passed
1566 in.
1567 (get_constraint_for): Add argument here too.
1568 Pass it down.
1569 (do_structure_copy): Pass NULL to get_constraint_for.
1570 (handle_ptr_arith): Ditto.
1571 (find_func_aliases): Ditto.
1573 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1575 PR rtl-optimization/23898
1576 * output.h (get_attr_min_length): Declare.
1577 * final.c (get_attr_length_1): New function, broken out of:
1578 (get_attr_length).
1579 (get_attr_min_length): New function.
1580 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1581 (duplicate_computed_gotos): Likewise.
1582 * genattr.c (insn_min_length): Generate declaration.
1583 * genattrtab.c (min_fn, min_attr_value): New functions.
1584 (make_length_attrs): Generate insn_min_length.
1586 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1588 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1590 2005-09-20 Richard Henderson <rth@redhat.com>
1592 PR tree-optimization/24059
1593 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1594 EXPAND_STACK_PARM.
1596 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1598 * c.opt (fextended-identifiers): New.
1599 * c-opts.c (c_common_handle_option): Handle
1600 -fextended-identifiers.
1601 * doc/cpp.texi: Update documentation of extended identifiers.
1602 * doc/cppopts.texi (-fextended-identifiers): Document.
1604 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1606 PR tree-optimization/23929
1607 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1608 if expr is NULL.
1610 PR tree-optimization/23818
1611 * tree-stdarg.c (execute_optimize_stdarg): Call
1612 calculate_dominance_info.
1614 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1616 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1617 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1618 (compute_overlap_steps_for_affine_1_2): Use
1619 get_number_of_iters_for_loop.
1620 (analyze_subscript_affine_affine): Check whether difference is
1621 zero first.
1622 Use get_number_of_iters_for_loop.
1623 Check whether overlap occurs outside of bounds.
1624 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1626 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1628 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1629 base register if possible.
1631 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1633 PR tree-optimization/18463
1634 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1635 converting it directly is not possible.
1636 (chrec_convert_aggressive): New function.
1637 * tree-chrec.h (chrec_convert_aggressive): Declare.
1638 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1639 Fold chrec conversions aggressively if asked to.
1640 (instantiate_parameters): Modified because of changes in
1641 instantiate_parameters_1.
1643 2005-09-19 Richard Henderson <rth@redhat.com>
1645 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1646 (reduc_splus_v2df): New.
1648 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1650 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1651 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1653 2005-09-19 Richard Henderson <rth@redhat.com>
1655 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1656 vcondu<SSEMODE12>.
1658 2005-09-19 Richard Henderson <rth@redhat.com>
1660 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1661 (ia64_expand_dot_prod_v8qi): New.
1662 * config/ia64/ia64-protos.h: Update.
1663 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1664 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1665 sdot_prodv8qi, sdot_prodv4hi): New.
1666 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1668 2005-09-19 Richard Henderson <rth@redhat.com>
1670 PR 23941
1671 * real.c (exact_real_truncate): Return false if the format cannot
1672 represent the number as a normal.
1674 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1675 for a memory source.
1677 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1679 * tree-ssa-operands.c (swap_tree_operands): Export.
1680 * tree.h (swap_tree_operands): Declare.
1681 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1682 Call swap_tree_operands.
1684 2005-09-19 Richard Henderson <rth@redhat.com>
1686 * tree-flow.h (merge_alias_info): Declare.
1687 * tree-ssa-copy.c (merge_alias_info): Export.
1688 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1689 (vect_create_data_ref_ptr): Use create_iv directly.
1690 (vectorizable_load): Use correct types for integer constants.
1691 (vect_generate_tmps_on_preheader): Likewise.
1692 (vect_gen_niters_for_prolog_loop): Likewise.
1694 2005-09-19 Steven Bosscher <stevenb@suse.de>
1696 PR rtl-optimization/23943
1697 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1699 2005-09-18 Jan Hubicka <jh@suse.cz>
1701 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1703 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1705 * varasm.c (output_constant): Do not abort on conversions to union
1706 types between different sizes.
1708 2005-09-18 Richard Guenther <rguenther@suse.de>
1710 PR middle-end/23944
1711 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1712 fallback.
1714 2005-09-18 Paul Brook <paul@codesourcery.com>
1716 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1718 2005-09-17 Richard Henderson <rth@redhat.com>
1720 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1721 * tree-ssa-loop.c (pass_vect_dce): Remove.
1722 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1723 of pass_vectorize.
1725 2005-09-17 Richard Henderson <rth@redhat.com>
1727 * tree-pass.h (pass_vect_dce): Declare.
1728 * passes.c (init_optimization_passes): Add it.
1729 * tree-flow.h (tree_ssa_dce): Declare.
1730 * tree-ssa-dce.c (tree_ssa_dce): Export.
1731 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1732 (gate_tree_vectorize): ... here.
1733 (pass_vect_dce): New.
1735 2005-09-17 Jan Hubicka <jh@suse.cz>
1737 * except.c (struct eh_status): Turn region_array into vec.
1738 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1739 convert_from_eh_region_ranges, find_exception_handler_labels,
1740 current_function_has_exception_handlers, assign_filter_values,
1741 build_post_landing_pads, dw2_build_landing_pads,
1742 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1743 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1744 foreach_reachable_handler, can_throw_internal_1,
1745 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1746 region_array.
1747 (duplicate_eh_region_1): Update region_array.
1748 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1750 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1752 PR middle-end/22067
1753 * expmed.c (expand_mult): Substitute simple register for op0 when
1754 computing max_cost.
1756 2005-09-17 Richard Henderson <rth@redhat.com>
1758 * expr.c (emit_move_via_integer): Add force argument, pass it on
1759 to emit_move_change_mode. Update callers.
1760 (emit_move_complex): Pass true to new force argument.
1761 * function.c (expand_function_end): Move expand_eh_return call
1762 earlier. Merge sub-word complex values into a pseudo before
1763 copying to the return hard register.
1765 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1767 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1768 between different sizes.
1770 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1772 PR 23903
1774 * passes.c (init_optimization_passes): Register dump files for
1775 IPA passes first.
1777 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1779 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1780 * config/s390/s390.c (s390_overlap_p): New function.
1781 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1782 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1783 condition.
1785 2005-09-16 Richard Guenther <rguenther@suse.de>
1787 * ipa-pure-const.c (static_execute): Free auxiliar information.
1788 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1789 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1791 2005-09-15 DJ Delorie <dj@redhat.com>
1793 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1795 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1797 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1798 to order operands.
1799 (swap_commutative_operands_with_target): New.
1801 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1803 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1804 parameter.
1805 Update callers.
1806 (estimate_iters_using_array): New function.
1807 * tree-data-ref.h (estimate_iters_using_array): Prototype
1808 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1809 Use estimate_iters_using_array instead of analyze_array.
1811 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1813 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1814 as addressable.
1816 2005-09-15 Michael Matz <matz@suse.de>
1818 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1820 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1822 PR tree-optimization/23835
1823 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1824 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1826 2005-09-14 Richard Henderson <rth@redhat.com>
1828 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1829 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1831 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1833 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1834 in the ARRAY_TYPE case.
1836 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1838 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1840 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1842 PR middle-end/22480
1843 * tree-vect-transform.c (vectorizable_operation): Return false for
1844 scalar shift operations and for vector shift operations with
1845 non-invariant shift arguments. Use scalar tree operand op1 as
1846 a shift operand when vector shift insn pattern uses scalar shift
1847 operand.
1848 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1850 2005-09-14 Olivier Hainque <hainque@adacore.com>
1852 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1853 value if it has side-effects.
1855 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1857 PR target/22068
1858 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1860 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1862 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1863 passed as NAME as if it were label at start of function code.
1865 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1867 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1868 the constraints.
1870 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1872 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1873 as early clobber. Rewrite so the PIC register is not implicitly used.
1875 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1877 * tree.c (annotate_with_file_line): Compare line numbers before
1878 file names.
1880 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1882 PR target/23816
1883 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1884 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1886 2005-09-13 Ian Lance Taylor <ian@airs.com>
1888 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1889 than a HOST_WIDEST_INT to gen_doloop_begin.
1891 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1893 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1895 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1897 PR tree-optimize/23817
1898 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1900 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1902 PR target/23774
1903 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1904 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1905 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1906 (restore_stack_nonlocal): Likewise.
1907 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1909 2005-09-12 Ian Lance Taylor <ian@airs.com>
1911 PR g++/7874
1912 * c.opt (ffriend-injection): New C++ option.
1913 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1914 (C++ Dialect Options): Document -ffriend-injection.
1916 2005-09-12 Josh Conner <jconner@apple.com>
1918 PR middle-end/23237
1919 * ipa-reference.c (static_execute): Don't mark variables in
1920 named sections TREE_READONLY.
1922 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1924 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1925 stack_tie.
1927 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1929 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1930 V_MUST_DEF instead of just the first_use_p.
1931 Don't mark the virtual variables for renaming on the statement which
1932 is being removed.
1933 (pass_dse): Remove TODO_update_ssa.
1935 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1937 PR middle-end/23290
1938 * stor-layout.c (compute_record_mode): For records with a single
1939 field, actually check the field's mode size against the type size.
1941 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1942 registers for TARGET_SHMEDIA.
1943 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1944 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1945 of GENERAL_REGS and FP_REGS.
1947 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1949 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1951 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1953 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1954 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1955 are omitted. Exclude stack_tie insn too.
1957 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1959 PR rtl-optimization/23098
1960 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1961 0.0f is easy.
1962 * config/rs6000/rs6000.md (movdf splitter): Use
1963 const_double_operand predicate for TARGET_POWERPC64.
1964 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1965 SYMBOL_REF method to ABI_V4.
1967 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1968 replace_equiv_address.
1969 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1970 rs6000_sr_alias_set and MEM_NOTRAP.
1971 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1973 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1975 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1976 handle CALL_EXPR again.
1978 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1980 * arm/predicates.md (alignable_memory_operand): Delete.
1982 2005-09-10 Richard Henderson <rth@redhat.com>
1984 PR debug/23806
1985 * dbxout.c (dbxout_expand_expr): New.
1986 (dbxout_symbol): Use it.
1988 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1990 * arm.c (arm_gen_rotated_half_load): Delete.
1991 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1992 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1993 (thumb_set_return_address): Likewise.
1994 (thumb_load_double_from_address): Use adjust_address.
1995 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1996 (extendhsisi2_mem, movhi_bytes): Use change_address.
1997 (movhi): Use widen_memory_access.
1998 (reload_out_df): Use replace_equiv_address.
1999 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2001 2005-09-09 Richard Henderson <rth@redhat.com>
2003 PR debug/20998
2004 * dbxout.c: Include expr.h.
2005 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2006 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2007 * Makefile.in (dbxout.o): Add EXPR_H.
2009 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2011 PR tree-optimization/23509
2012 * tree-cfg.c (replace_uses_by): Use replace_exp.
2013 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2014 pointers have name_mem_tag or type_mem_tag set.
2016 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2018 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2019 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2020 of wrongly accessing operands.
2022 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2024 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2025 * tree-chrec.c: Include tree-scalar-evolution.h.
2026 (chrec_convert): Instantiate the base and step before calling
2027 scev_probably_wraps_p that would fail on parametric evolutions.
2028 Collect all the fails into a single section failed_to_convert,
2029 print a diagnostic, and return chrec_dont_know instead of calling
2030 fold_convert.
2031 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2032 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2033 phi nodes.
2034 (scev_const_prop): Don't replace the definition of a loop closed ssa
2035 phi node by itself, or by another loop closed ssa phi node.
2036 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2037 that base and step are defined.
2039 2005-09-09 Richard Guenther <rguenther@suse.de>
2041 PR c++/23624
2042 * fold-const.c (fold_ternary): Check truth_value_p before
2043 calling invert_truthvalue.
2045 2005-09-09 Nick Clifton <nickc@redhat.com>
2047 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2048 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2049 dimension of these arrays.
2050 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2051 these arrays.
2052 * longlong.h: Only provide a prototype for the __clz_tab[] array
2053 if this header has not been included from libgcc2.h.
2054 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2055 defining own types.
2056 Provide prototypes for exported functions.
2057 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2058 libgcc2.c.
2060 2005-09-08 Josh Conner <jconner@apple.com>
2062 PR c++/21135
2063 PR c++/23180
2064 * expr.c (expand_expr_addr_expr_1): Don't invoke
2065 expand_simple_binop for EXPAND_INITIALIZER.
2067 2005-09-08 Richard Henderson <rth@redhat.com>
2069 PR debug/23190
2070 * toplev.c (wrapup_global_declaration_1): Split out ...
2071 (wrapup_global_declaration_2): ... from ...
2072 (wrapup_global_declarations): ... here. Return bool.
2073 (check_global_declaration_1): Split out ...
2074 (check_global_declarations): from here.
2075 (emit_debug_global_declarations): New.
2076 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2077 check_global_declaration_1, emit_debug_global_declarations): Declare.
2078 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2079 of decls. Call wrapup_global_declaration_1,
2080 wrapup_global_declaration_2, check_global_declaration_1 directly.
2081 (c_write_global_declarations_2): New.
2082 (ext_block): New.
2083 (c_write_global_declarations): Call c_write_global_declarations_2.
2084 * langhooks.c (write_global_declarations): Call
2085 emit_debug_global_declarations.
2087 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2088 remove decls that have DECL_RTL_SET_P.
2089 * passes.c (rest_of_decl_compilation): Invoke
2090 cgraph_varpool_finalize_decl for all but functions.
2092 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2094 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2095 the result of a conversion if the new min and max cannot be compared.
2097 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2099 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2100 (override_options): Setting s390_sr_alias_set removed.
2101 (save_fpr, save_gprs): Set alias set to vararg or frame.
2102 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2103 s390_sr_alias_set with get_frame_alias_set ().
2104 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2105 get_varargs_alias_set ().
2107 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2109 PR objc/20574
2110 PR objc/19324
2111 * c-parser.c (c_parser_objc_method_definition): If the next
2112 token is not "{", error out and don't start the function.
2114 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2116 * tree-vrp.c (extract_range_from_expr): Move the check for non
2117 nullness after the check for gimple invariant.
2119 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2121 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2123 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2125 PR target/23747
2126 * config/m32r.md (movmemsi_internal): Canonicalize order of
2127 operands in PLUS component of template.
2129 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2131 * reload1.c (fixup_eh_region_note): Remove assertion.
2132 (fixup_abnormal_edges): Reverted removal of call to
2133 find_many_sub_basic_blocks made on 2005-08-31.
2135 2005-09-07 Richard Henderson <rth@redhat.com>
2137 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2138 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2139 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2140 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2141 rearrange for better packing.
2142 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2143 (lookup_cfa_1): Remove inline marker.
2144 (cfa_equal_p): Split out of ...
2145 (def_cfa_1): ... here. Use INVALID_REGNUM.
2146 (build_cfa_loc): Handle !cfa->indirect.
2147 (frame_pointer_cfa_offset): New.
2148 (dbx_reg_number): Assert register elimination performed; do
2149 leaf register remapping.
2150 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2151 (eliminate_reg_to_offset): New.
2152 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2153 for verifiably local stack frame addresses; re-base to CFA.
2154 (mem_loc_descriptor): Remove can_use_fbreg argument.
2155 (concat_loc_descriptor, loc_descriptor): Likewise.
2156 (containing_function_has_frame_base): Remove.
2157 (rtl_for_decl_location): Don't do register elimination or
2158 leaf register remapping here.
2159 (secname_for_decl): Split out from ..
2160 (add_location_or_const_value_attribute): ... here.
2161 (convert_cfa_to_loc_list): New.
2162 (compute_frame_pointer_to_cfa_displacement): New.
2163 (gen_subprogram_die): Use them.
2164 * tree.h (frame_base_decl): Remove.
2165 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2166 (prologue_stack_adjust): Remove.
2167 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2168 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2169 (set_frame_base_location): Remove.
2170 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2171 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2172 (vt_add_function_parameters): Don't eliminate_regs.
2173 (vt_initialize): Don't create frame_base_decl.
2175 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2177 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2178 version of GNU binutils for 4.x and later.
2180 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2182 * ggc-page.c (ggc_push_context): Remove.
2183 (ggc_pop_context): Likewise.
2184 * ggc.h (ggc_push_context): Remove.
2185 (ggc_pop_context): Likewise.
2187 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2189 PR target/8973
2190 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2191 returning from an interrupt handler.
2193 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2195 PR target/8972
2196 * config/arc/arc.c (output_shift): Add check for loop count when
2197 optimizing.
2199 2005-09-06 Steven Bosscher <stevenb@suse.de>
2201 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2202 form manually.
2203 (abs_replacement): Likewise.
2204 (pass_phiopt): Remove TODO_update_ssa.
2206 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2208 PR c/23075
2209 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2210 if "return with no value, in function returning non-void" warning
2211 has been issued.
2212 * tree-cfg.c (execute_warn_function_return): Don't look at
2213 RETURN_EXPRs with TREE_NO_WARNING set.
2215 PR target/22362
2216 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2217 for internal functions doesn't use registers used by global registers
2218 variables. Use fewer register parameters if there are global register
2219 variables.
2221 2005-09-06 Olivier Hainque <hainque@adacore.com>
2222 Eric Botcazou <ebotcazou@adacore.com>
2224 PR middle-end/14997
2225 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2226 when we would be extracting outside its bit span (bitpos+bitsize
2227 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2228 Ada unchecked conversions.
2230 2005-09-06 Steven Bosscher <stevenb@suse.de>
2232 * tree-ssa-pre.c (try_look_through_load): New function.
2233 (compute_avail): Use it to try to look through loads for some
2234 more useful expressions.
2236 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2238 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2239 condition for detecting cases like (a&a) and (a^a).
2241 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2243 * common.opt: Add option ftree-vect-loop-version.
2244 * params.def: Add --param vect-max-version-checks.
2245 * doc/invoke.texi: Document ftree-vect-loop-version and
2246 --param vect-max-version-checks.
2247 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2248 may_misalign_stmts and defines for accessors.
2249 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2250 LOOP_VINFO_MAY_MISALIGN_STMTS.
2251 (destroy_loop_vec_info): VEC_free for
2252 LOOP_VINFO_MAY_MISALIGN_STMTS.
2253 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2254 Update documentation.
2255 (vect_update_misalignment_for_peel): New.
2256 (vect_enhance_data_refs_alignment): Update to choose loop
2257 peeling or loop versioning if appropriate for the (potentially)
2258 unaligned data references in the loop.
2259 (vect_analyze_data_refs_alignment): Remove call to
2260 vect_enhance_data_refs_alignment so the checks can be done
2261 earlier.
2262 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2263 and move up call to vect_analyze_data_refs_alignment.
2264 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2265 (vect_transform_loop): Add call to loop_version.
2267 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2269 PR rtl-optimization/23098
2270 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2271 * simplify-rtx.c (constant_pool_reference_p): New function.
2272 * rtl.h (constant_pool_reference_p): New prototype.
2273 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2274 constant_pool_reference_p in condition and
2275 avoid_constant_pool_reference in preparation statements.
2277 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2279 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2280 STRICT_LOW_PART SETs.
2282 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2284 PR middle-end/21460
2285 * except.c (sjlj_emit_function_enter): Find the function begin
2286 note even when it's not in first basic block.
2288 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2290 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2291 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2292 * aclocal.m4: Regenerate.
2294 2005-09-05 DJ Delorie <dj@redhat.com>
2296 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2297 of macro.
2299 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2301 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2302 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2303 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2304 Follow spelling conventions.
2305 * doc/invoke.texi: Follow spelling conventions.
2307 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2309 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2310 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2311 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2313 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2315 PR target/23683
2316 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2317 (output_stack_adjust): Use gen_tmp_stack_mem.
2318 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2319 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2320 (sh_get_pr_initial_val): Likewise.
2321 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2322 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2323 * sh.md (divsi_inv_m0): Use gen_const_mem.
2324 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2325 (movdf_i4+1): Use gen_tmp_stack_mem.
2326 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2327 (fpu_switch+2): Likewise.
2328 (movv4sf_i, movv16sf_i): Use adjust_address.
2329 (symGOT_load): Set MEM_NOTRAP_P bit.
2331 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2333 PR target/23721
2334 * pa.c (emit_move_sequence): Fix typo in last change.
2336 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2338 PR rtl-optimization/23454
2339 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2340 is true.
2342 2005-09-03 Richard Henderson <rth@redhat.com>
2343 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2345 PR middle-end/23671
2346 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2347 gen_rtx_MEM.
2349 2005-09-02 Nicolas Pitre <nico@cam.org>
2351 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2352 to bit_count to 32 bits.
2354 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2356 PR c++/23167
2357 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2358 generating synthetic loads from volatile lvalues.
2360 005-09-02 Nick Clifton <nickc@redhat.com>
2362 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2363 __ctzhi2, __clzhi2): New functions.
2365 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2367 PR middle-end/23547
2368 * tree-nested.c (struct var_map_elt): Mark with GTY.
2369 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2370 var_map_elt.
2371 (lookup_field_for_decl): Allocate new element in GC memory.
2372 (lookup_tramp_for_decl): Likewise.
2373 (convert_nl_goto_reference): Likewise
2374 (create_nesting_tree): Allocate info in GC memory. Likewise for
2375 info->var_map.
2376 (free_nesting_tree): Free with ggc_free instead of free.
2377 (root): New static variable.
2378 (lower_nested_functions): Remove root as local variable. And zero out
2379 root at the end of the function.
2381 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2383 PR rtl-optimization/20365
2384 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2385 to short. New member ix.
2386 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2387 (simplify_plus_minus): Initialize ix members before calling qsort.
2389 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2391 PR tree-optimization/23626
2392 * tree-cfg.c (replace_uses_by): Clean up eh info.
2394 2005-09-01 DJ Delorie <dj@redhat.com>
2396 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2397 fprintf.
2399 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2401 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2402 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2403 gen_rtx_MEM.
2405 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2407 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2408 do not issue warning for a variable definition following
2409 a declaration.
2411 2005-09-01 Richard Henderson <rth@redhat.com>
2413 PR 23668
2414 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2415 conversion to CONST_VECTOR.
2417 2005-09-01 Richard Henderson <rth@redhat.com>
2419 PR 23676
2420 * reload1.c (reload_as_needed): Check !CALL_P before calling
2421 fixup_eh_region_note.
2422 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2424 2005-09-01 DJ Delorie <dj@redhat.com>
2426 * varasm.c (output_constant): Let the target resolve
2427 conversions of addresses to non-default pointer sizes.
2429 2005-09-01 Nicolas Pitre <nico@cam.org>
2431 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2432 to alow matching ARM pre-indexed addressing mode.
2433 (arm_override_options): Remove now irrelevant comment.
2435 2005-09-01 Phil Edwards <phil@codesourcery.com>
2437 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2438 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2439 * config/i386/vxworks.h: Likewise.
2440 * config/i386/t-vxworksae: New file, for VxWorks AE.
2441 * config/i386/vxworksae.h: Likewise.
2443 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2445 PR tree-optimization/23410
2446 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2447 sequence is not wrapping during the first step.
2449 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2451 PR debug/7241
2452 * dwarf2out.c (base_type_die): Compare char_type_node with
2453 TYPE_MAIN_VARIANT (type), not type.
2455 2005-09-01 Richard Guenther <rguenther@suse.de>
2457 PR tree-optimization/15366
2458 * common.opt: Add -finline-functions-called-once.
2459 Put -fearly-inlining in alphabetically ordered place.
2460 * doc/invoke.texi: Document new option.
2461 * ipa-inline.c (cgraph_decide_inlining): Honour
2462 flag_inline_functions_called_once.
2464 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2466 PR rtl-optimization/23478
2467 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2468 (alloc_qty): Initialize it.
2469 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2470 (combine_regs): Combine also n_throwing_calls_crossed fields.
2471 (find_free_reg): Don't attempt to caller-save pseudos crossing
2472 calls that might throw.
2473 * global.c (struct allocno): Add throwing_calls_crossed field.
2474 (global_alloc): Revert 2005-08-22 change. Initialize
2475 throwing_calls_crossed.
2476 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2477 might throw.
2479 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2481 PR target/23649
2482 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2483 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2484 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2485 (and64_2_operand): Tweak to use predicate.
2486 (and_operand): Adjust for mask_operand changes.
2487 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2488 (print_operand): Likewise.
2489 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2490 (mask64_1or2_operand): Delete.
2491 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2492 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2493 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2494 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2495 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2496 (rotldi3_internal4): Likewise.
2497 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2498 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2499 (ashldi3_internal7): Likewise.
2500 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2501 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2502 (anddi3 split): Don't match mask64_operand.
2503 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2504 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2505 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2506 't' splitter predicate.
2507 (movdi_internal64 + 2): Revert 2005-06-11 change.
2509 2005-08-31 DJ Delorie <dj@redhat.com>
2511 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2512 (m32c_asm_integer): Add support for 32 bit pointers.
2514 2005-08-31 Richard Henderson <rth@redhat.com>
2516 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2517 component-like references for setting MEM_NOTRAP_P.
2519 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2520 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2522 2005-08-31 Richard Henderson <rth@redhat.com>
2524 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2525 into a pseudo before applying gen_lowpart.
2527 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2529 * doc/install.texi (Specific): Update cctools version required
2530 for full functionality.
2531 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2532 linkers as -macosx_version_min.
2534 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2536 PR target/21255
2537 * sh.c (print_operand, %R and %S): Add handling of floating point
2538 registers, memory, constants and invalid operands.
2540 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2542 * ipa-pure-const.c: Change dump name.
2544 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2546 PR target/23570
2547 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2548 to "reg_or_0_operand".
2549 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2551 2005-08-31 Dale Johannesen <dalej@apple.com>
2553 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2554 loops that count down.
2556 2005-08-31 Richard Henderson <rth@redhat.com>
2558 PR rtl-opt/23601
2559 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2560 (fixup_eh_region_note): New.
2561 (reload_as_needed): Call it.
2562 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2563 don't call find_many_sub_basic_blocks; call verify_flow_info.
2564 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2565 (keep_stack_depressed): Likewise.
2566 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2568 2005-08-31 Richard Henderson <rth@redhat.com>
2570 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2571 fp return matching.
2573 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2575 * expr.c (expand_expr_real_1): Compare size of address
2576 mode to target's address mode size in deciding expansion of
2577 the constant address.
2579 2005-08-31 Richard Guenther <rguenther@suse.de>
2581 PR middle-end/23477
2582 * expr.c (all_zeros_p): New function.
2583 (expand_expr_real_1): Handle the case of an all-zero
2584 non-addressable constructor separately.
2586 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2588 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2589 arguments, adjust all callers.
2590 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2592 2005-08-30 Richard Henderson <rth@redhat.com>
2594 PR target/23630
2595 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2596 whenever the mode sizes match.
2598 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2600 * calls.c (load_register_parameters): Fix comment typo.
2601 * expr.c (emit_push_insn): Comment formatting.
2603 2005-08-30 Ian Lance Taylor <ian@airs.com>
2605 * config/i386/x-cygwin (host-cygwin): Change dependency from
2606 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2608 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2610 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2611 parts of 'vals'.
2613 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2615 PR middle-end/23408
2616 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2617 call to ggc_collect.
2619 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2621 PR bootstrap/21268
2622 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2623 beginning. Remove $(INCLUDES) from all the rules, if following
2624 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2626 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2628 PR middle-end/23484
2629 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2630 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2631 not constant, but maxlen is, don't set len to maxlen, rather
2632 set maxlen to len if len is a constant.
2634 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2636 PR tree-optimization/23475
2637 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2638 and counts.
2640 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2642 Fix PR middle-end/22455
2644 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2645 Checksum only the parts of the tree that exist for the tree code.
2647 2005-08-28 Dale Johannesen <dalej@apple.com>
2649 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2651 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2653 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2655 2005-08-28 Richard Henderson <rth@redhat.com>
2657 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2658 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2659 of char_type_node.
2661 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2663 PR ada/23593
2664 * builtins.c (get_memory_rtx): Don't strip nops
2665 in between COMPONENT_REFs.
2667 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2669 PR middle-end/23463
2670 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2671 types.
2672 (gimplify_modify_expr): Check for zero sized types and gimplify the
2673 rhs and lhs as statements.
2675 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2677 PR libgcj/23508
2678 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2679 state for return address column of signal frames.
2681 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2683 PR target/23539
2684 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2685 bytes >= 2 not bytes == 2.
2686 (expand_block_move): Same.
2688 2005-08-27 Richard Guenther <rguenther@suse.de>
2690 PR target/23575
2691 * config/i386/sse.md (sse2_movsd): Add missing closing
2692 braces.
2694 2005-08-27 Paul Brook <paul@codesourcery.com>
2696 * genrecog.c (enum decision_type): Add DT_num_insns.
2697 (struct decision_test): Add u.num_insns.
2698 (add_to_sequence): Add DT_num_insns test.
2699 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2700 (write_cond, debug_decision_2): Ditto.
2701 (change_state): Assume peep2_next_insn never fails.
2702 Remove "afterward" argument.
2703 (write afterward, write_tree): Update to match.
2704 * recog.c (peep2_current_count): New variable.
2705 (peep2_next_insn): Check it.
2706 (peephole2_optimize): Set peep2_current_count.
2707 * recog.h (peep2_current_count): Declare.
2709 2005-08-26 Josh Conner <jconner@apple.com>
2711 PR middle-end/23584
2712 * ipa-pure-const.c (check_tree): Check for volatile-ness
2713 when considering a dereference.
2715 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2717 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2719 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2721 PR rtl-optimization/23561
2722 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2723 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2724 at most LEN bytes long memory fits into the field.
2725 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2726 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2727 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2729 2005-08-26 Richard Henderson <rth@redhat.com>
2731 PR rtl-opt/23560
2732 * loop.c (biased_biv_may_wrap_p): New.
2733 (maybe_eliminate_biv_1): Use it to suppress non-equality
2734 comparison transformations. Delete disabled code.
2736 2005-08-26 Ian Lance Taylor <ian@airs.com>
2738 * combine.c (make_extraction): Avoid reference outside object.
2740 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2742 * stor-layout.c (finalize_type_size): Restore behaviour for
2743 non-aggregate types to the status quo ante of the patch for
2744 pr 23467. Document why it matters.
2746 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2748 PR c/23506
2749 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2750 array by one element, initialize the BT_LAST element with NULL.
2752 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2754 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2755 optimizing for size.
2756 (plus_eqsi): Same.
2757 (compare_plus_eqsi): Same.
2758 (plus_eqsi_compare): Same.
2759 (neg_eq0<mode>): Same.
2760 (neg_eq<mode>): Same.
2762 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2763 PROCESSOR_POWER4.
2765 2005-08-26 Nick Clifton <nickc@redhat.com>
2767 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2768 TARGET_EP is not defined.
2769 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2770 TARGET_EP is enabled.
2771 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2772 * config/v850/v850.md (save_all_interrupt): Only use the EP
2773 register if TARGET_EP is defined.
2774 (restore_all_interrupt): Likewise.
2775 * config/v850/lib1funcs.asm: Update functions so that the EP
2776 register is only used if __EP__ is defined.
2778 2005-08-26 David Ung <davidu@mips.com>
2780 * config/mips/mips.c (mips_expand_prologue): Handle case when
2781 generating for MIPS16 and the outgoing argument area is more than
2782 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2783 add instruction.
2785 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2787 * config/crx/crx.md: Make doloop_end pattern usage controllable
2788 via mloop-nesting=<max-nesting> command line switch. Make sure
2789 the combiner cannot use doloop_end_<mode> in an illegal way.
2790 * config/crx/crx.c: Use regs up to r6 for argument passing.
2791 Refine crx_address_cost (non cst4 displacements are expensive).
2792 * config/crx/crx.opt: Add switch for mloop-nesting=.
2794 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2796 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2797 (UNSPEC_MVST): New constant.
2799 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2801 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2802 Reject operands containing eliminable registers.
2803 * testsuite/gcc.dg/20050825-1.c: New testcase.
2805 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2806 Jan Hubicka <jh@suse.cz>
2808 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2810 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2812 PR tree-optimization/23546
2813 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2814 and REAL_CST nodes.
2816 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2818 * params.def (PARAM_MIN_SPEC_PROB): New.
2819 * sched-rgn.c (MIN_PROBABILITY): Delete.
2820 (compute_trg_info): Convert to PARAM_VALUE.
2821 * doc/invoke.texi (param): Document min-spec-prob.
2823 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2825 * config/darwin.h: define __PIC__
2826 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2827 TARGET_OS_CPP_BUILTINS macro.
2829 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2831 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2832 yesterday.
2834 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2836 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2837 to duplicate_block.
2838 * cfghooks.c (duplicate_block): Added position where to place
2839 new block as argument.
2840 * cfghooks.h (duplicate_block): Declaration changed.
2841 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2842 duplicate_block.
2843 * cfglayout.h (copy_bbs): Declaration changed.
2844 * cfgloop.h (loop_version): Declaration changed.
2845 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2846 position to copy_bbs.
2847 (loop_version): Pass position to duplicate_loop_to_header_edge.
2848 Add place_after argument and position new blocks according to
2849 it.
2850 * modulo-sched.c (sms_schedule): Pass place_after argument
2851 to loop_version.
2852 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2853 * tree-cfg.c (split_edge_bb_loc): New function.
2854 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2855 to determine position of new blocks.
2856 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2857 to loop_version.
2858 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2859 argument to duplicate_block.
2860 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2861 Pass position to copy_bbs.
2863 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2865 * fold-const.c (ptr_difference_const): Use
2866 cst_and_fits_in_hwi instead of host_integerp.
2868 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2870 * config/darwin.c (gen_pic_offset): New.
2871 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2872 Use it.
2874 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2876 PR tree-optimization/23486
2877 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2879 2005-08-23 Phil Edwards <phil@codesourcery.com>
2881 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2882 remove use_collect2.
2883 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2885 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2886 configuration files to override the default value.
2888 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2889 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2890 * config/vx-common.h: New file, split out from...
2891 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2892 * config/vxworksae.h: New file, for VxWorks AE.
2893 * config/vxworks.opt: New file.
2894 * config/vxlib.c: Update for VxWorks 6.
2896 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2897 other MULTILIB_* variables appropriately.
2898 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2899 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2900 * config/rs6000/vxworks.h: Update for VxWorks 6.
2901 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2903 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2905 PR target/20799
2906 * config/darwin.c (machopic_select_section): Remove the hack to
2907 mark "::operator new" and "::operator delete" for coalescing
2908 even though they are not weak.
2910 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2912 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2913 * configure: Regenerate.
2915 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2917 PR middle-end/23517
2918 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2919 between vectors.
2920 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2921 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2922 Likewise.
2924 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2926 * config/rs6000/predicates.md (equality_operator): New.
2927 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2928 comparison with a large constant.
2930 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2932 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2934 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2936 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2937 registers is even, and we have a hardware double precision fp,
2938 align the buffer.
2939 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2940 size of current argument when checking if argument was passed in
2941 registers.
2943 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2945 PR middle-end/23467
2946 * stor-layout.c (finalize_type_size): Dont override
2947 existing alignment with a smaller alignment from the mode.
2949 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2951 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2952 * lambda.h (lambda_vector_lexico_pos): ... here.
2953 * tree-data-ref.c (build_classic_dist_vector): Return false when
2954 the distance vector is lexicographically negative.
2956 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2958 PR tree-optimization/23511
2959 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2960 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2962 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2964 PR tree-optimization/22043
2965 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2966 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2967 If ALLOW_FLEXARR, handle types ending with flexible array member.
2968 Pass false as second argument to recursive count_type_elements calls.
2969 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2970 argument to count_type_elements call.
2971 * tree-sra.c (decide_block_copy): Likewise.
2972 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2973 for a constant-sized object, set cleared as well. Pass true as
2974 second argument to count_type_elements call.
2976 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2978 PR target/21571
2979 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2980 from legitimate_small_data_p, and make global. Update use.
2981 Remove forward declaration.
2982 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2983 Declare.
2984 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2986 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2988 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2989 of scratch intermediates.
2990 (eq<mode>_compare): Same.
2991 (neg_eq0<mode>): New.
2992 (neg_eq<mode>): Convert to define_insn_and_split.
2994 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2996 PR target/23070
2997 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2998 stdarg functions, set/clear the fp marker even when no variable
2999 args are passed.
3000 * config/rs6000/sysv4.opt (mprototype): Describe.
3002 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3004 PR rtl-optimization/23478
3005 * regs.h (reg_info): Add throw_calls_crossed.
3006 (REG_N_THROWING_CALLS_CROSSED): Define.
3007 * flow.c (allocate_reg_life_data): Initialize
3008 REG_N_THROWING_CALLS_CROSSED.
3009 (propagate_one_insn, attempt_auto_inc): Update
3010 REG_N_THROWING_CALLS_CROSSED.
3011 * global.c (global_alloc): Don't allocate pseudos across
3012 calls that may throw.
3014 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3016 PR c/18715
3017 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3018 value is inbetween the range if we did not find an exact match.
3020 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3022 * doc/invoke.texi (Option Summary): Add ms1 options.
3023 * doc/extend.texi: Document interrupt handler attribute for ms1.
3024 * doc/md.texi: Document ms1 constraints.
3025 * config.gcc: Add ms1-*-elf.
3026 * config/ms1/ms1.h: New.
3027 * config/ms1/ms1.c: New.
3028 * config/ms1/ms1.md: New.
3029 * config/ms1/ms1-protos.h: New.
3030 * config/ms1/ABI.txt: New.
3031 * config/ms1/crti.asm: New.
3032 * config/ms1/crtn.asm: New.
3033 * config/ms1/lib2extra-funcs.c: New.
3034 * config/ms1/t-ms1: New.
3035 * config/ms1/ms1.opt: New.
3037 2005-08-22 Ira Rosen <irar@il.ibm.com>
3039 * config/rs6000/altivec.md (xorv4sf3): New.
3040 (negv4sf2, neg<mode>2): Likewise.
3042 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3044 PR target/23485
3045 * config/ia64/ia64.md (divsi3): Check divide by zero.
3046 (udivsi3): Likewise.
3047 (divdi3): Likewise.
3048 (udivdi3): Likewise.
3050 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3052 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3053 up to elem_bitsize bits, not max_bitsize.
3055 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3057 PR tree-optimization/23433
3058 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3059 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3061 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3063 PR tree-optimization/23434
3064 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3065 the iteration bound is not an INTEGER_CST.
3067 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3069 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3070 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3071 NULL if need_epilog_adjust is false.
3072 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3073 Case 3 always peels first itration, not just for PLUS case, and no need
3074 to use scalar_initial_def here. Create an epilog adjustment only if
3075 scalar_initial_def is not NULL.
3077 (vectorizable_reduction): Remove assert.
3079 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3081 PR target/23485
3082 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3083 (__moddi3): Likewise.
3084 (__udivdi3): Likewise.
3085 (__umoddi3): Likewise.
3086 (__divsi3): Likewise.
3087 (__modsi3): Likewise.
3088 (__udivsi3): Likewise.
3089 (__umodsi3): Likewise.
3091 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3093 * tree-pass.h (TDF_GRAPH): Define.
3094 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3095 * passes.c (finish_optimization_passes): Only call
3096 finish_graph_dump_file if TDF_GRAPH is set.
3097 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3098 NULL. Set TDF_GRAPH bit.
3099 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3101 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3103 * arm.h (arm_stack_offsets): Add locals_base field.
3104 * arm.c (arm_get_frame_offsets): Compute it.
3105 (thumb_compute_initial_elimination offset): Make the Thumb frame
3106 pointer point to the base of the local variables.
3107 (thumb_expand_prologue): Update accordingly.
3108 (thumb_expand_epilogue): Likewise.
3110 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3111 mode of clobbered scratch to DImode. Handle a case that's known to
3112 need this.
3114 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3116 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3117 (gt0<mode>_compare): Delete.
3118 (neg_gt0<mode>): Delete.
3120 2005-08-19 Eric Christopher <echristo@apple.com>
3122 * optabs.h: Change CTI_ to COI_.
3123 * optabs.c: Ditto.
3125 2005-08-19 James E Wilson <wilson@specifix.com>
3127 * builtins.c (expand_builtin_return_addr): Set
3128 current_function_accesses_prior_frames when count != 0. Use
3129 frame_pointer_rtx when count == 0.
3130 * function.h (struct function): Add accesses_prior_frames field.
3131 (current_function_accesses_prior_frames): Define.
3132 * reload1.c (init_elim_table): Check
3133 current_function_accesses_prior_frames.
3134 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3136 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3138 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3139 indicator. Return true if the flowgraph changed during
3140 cleanup.
3142 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3144 PR 23476
3145 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3146 conditional expression before testing its value.
3148 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3150 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3152 2005-08-19 Devang Patel <dpatel@apple.com>
3154 PR tree-optimization/23048
3155 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3156 third parameter. Check whether latch is dominated by exit
3157 block or not.
3158 (if_convertible_loop_p): Supply exit block itself to
3159 if_convertible_bb_p.
3161 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3163 PR target/23473
3164 * arm.md (arm_load_pic_register): Change argument to the mask of
3165 saved registers. Call thumb_find_work_register if we need a
3166 scratch register on Thumb.
3167 (arm_expand_prologue): Pass empty register set to
3168 arm_load_pic_register.
3169 (thumb_expand_prologue): Pass live_regs_mask directly to
3170 arm_load_pic_register.
3171 * arm-protos.h (arm_load_pic_register): Update prototype.
3173 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3175 * sh.c (find_sole_member): New function.
3176 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3177 if the record's alignment is larger than the size of its only member.
3179 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3181 PR target/23436
3182 * arm.c (thumb_legitimize_reload_address): New function.
3183 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3184 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3186 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3188 * config/crx/crx.c: Implement crx_decompose_address. Reject
3189 symbolic displacements since CRX register relative adressing
3190 mode can't handle unsigned 32-bit values as displacements.
3191 * config/crx/crx.h: Simplify definitions, remove redundant
3192 parenthesis and obsolete macros.
3193 * config/crx/crx.opt: Add new switch for debugging addresses.
3194 * config/crx/crx-protos.h: Add new declarations for above.
3196 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3198 PR middle-end/20624
3199 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3200 looking past it.
3202 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3204 * collect2.c (dup2): Delete.
3205 * configure.ac: Don't check for dup2.
3207 * config.in, configure: Regenerate.
3209 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3211 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3212 record with the type of its only member.
3214 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3216 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3217 define_insn_and_split.
3218 (plus_ltu<mode>_compare): Same.
3219 (gtu<mode>_compare): Same.
3220 (plus_gtu<mode>_compare): Same.
3222 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3224 PR tree-optimization/22228
3225 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3226 todo_flags_start.
3227 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3228 are recorded in vect_vnames_to_rename for renaming.
3229 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3230 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3231 in vect_vnames_to_rename.
3232 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3233 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3235 2005-08-18 Jan Hubicka <jh@suse.cz>
3237 PR c++/22034
3238 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3239 info only for local statics, not for member variables.
3241 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3243 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3245 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3247 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3249 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3251 PR middle-end/16045
3252 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3254 2005-08-17 James E Wilson <wilson@specifix.com>
3256 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3257 array size check.
3259 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3261 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3262 (leu<mode>_compare): Same.
3263 (plus_leu<mode>): Same.
3264 (neg_leu<mode>): Same.
3265 (and_neg_leu<mode): Same.
3266 (ltu<mode>_compare): Same.
3267 (plus_ltu<mode>): Same.
3268 (geu<mode>): Same.
3269 (geu<mode>_compare): Same.
3270 (plus_geu<mode>): Same.
3271 (neg_geu<mode>): Same.
3272 (and_neg_geu<mode>): Same.
3273 (plus_gt<mode>): Same.
3274 (gtu<mode>_compare): Same.
3275 (plus_gtu<mode>): Same.
3277 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3279 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3280 Move call_table_data to end. Delete spurious .text.
3281 (callt_save_all_interrupt): Fix comment typo.
3283 2005-08-17 James E Wilson <wilson@specifix.com>
3284 Kevin Winchester <winchester@amirix.com>
3286 PR target/21684
3287 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3289 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3291 PR target/23268
3292 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3293 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3295 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3297 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3298 record with the type of its only member if the modes don't match.
3300 * varasm.c (decode_reg_name): Skip empty additional register names.
3302 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3304 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3305 lsm_tmp_name_length): New.
3306 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3307 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3309 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3310 Andreas Krebbel <krebbel1@de.ibm.com>
3312 * config.gcc: Added z9-109 switch.
3313 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3314 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3315 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3316 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3317 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3318 for "z9_109" cpu attribute.
3319 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3320 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3321 (s390_handle_arch_option): Added z9-109 switch.
3322 (override_options): Set respective cost function for z9-109.
3323 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3324 (legitimate_reload_constant_p): Accept extended immediates.
3325 (print_operand): Three new output modifiers added: k, m and o.
3326 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3327 (s390_output_mi_thunk): Use extended immediate when possible.
3328 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3329 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3330 (CONSTRAINT_LEN): Added length of O constraint.
3331 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3332 * config/s390/s390.md ("cpu"): New value z9_109 added.
3333 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3334 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3335 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3336 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3337 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3338 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3339 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3340 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3341 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3342 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3343 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3344 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3345 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3346 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3347 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3348 immediates.
3349 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3350 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3351 insns for TARGET_EXTIMM.
3353 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3355 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3357 2005-08-17 Nick Clifton <nickc@redhat.com>
3359 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3360 Call default_encode_section_info.
3362 2005-08-17 Steven Bosscher <stevenb@suse.de>
3364 PR tree-optimization/21574
3365 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3366 constant, return CONSTANT.
3367 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3368 (ccp_fold, visit_assignment): Likewise.
3369 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3371 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3373 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3374 fold_buildN instead of buildN then fold_initializer or fold.
3375 (build_unary_op): Likewise.
3376 (build_binary_op): Likewise.
3377 * fold-const.c (fold_initializer): Remove.
3378 (fold_build1_initializer): New function.
3379 (fold_build2_initializer): New function.
3380 (fold_build3_initializer): New function.
3381 * tree.h (fold_initializer): Remove.
3382 (fold_build1_initializer): New function.
3383 (fold_build2_initializer): New function.
3384 (fold_build3_initializer): New function.
3386 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3388 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3389 (try_move_mult_to_index): Call fold_build2 instead of build2.
3390 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3391 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3392 fold_binary_to_constant.
3393 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3394 fold (build.
3395 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3396 check if A == gcd (A, B). Remove TYPE argument.
3397 (analyze_offset) Use fold_build2 instead of fold (build.
3398 (create_data_ref): Likewise.
3399 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3400 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3401 then fold.
3403 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3405 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3406 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3408 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3410 PR tree-opt/23402
3411 * gimplify.c (zero_sized_type): New function.
3412 (gimplify_modify_expr_rhs): If we have a zero sized type,
3413 replace the statement with an empty statement.
3415 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3417 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3418 fxsave.
3420 2005-08-16 Ian Lance Taylor <ian@airs.com>
3422 * doc/tm.texi (Label Output): Correct typo.
3424 2005-08-16 Steven Bosscher <stevenb@suse.de>
3426 PR target/23376
3427 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3428 force_operand will work later on using have_insn_for.
3430 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3432 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3434 2005-08-16 Ian Lance Taylor <ian@airs.com>
3436 PR c++/23337
3437 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3438 vector type, don't try to construct it element by element. Add an
3439 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3441 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3443 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3445 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3447 * doc/invoke.texi (Precompiled Headers): Document some more options
3448 which are known to be safe.
3450 2005-08-16 James E Wilson <wilson@specifix.com>
3452 PR tree-optimization/21105
3453 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3454 TREE_OVERFLOW check.
3456 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3458 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3459 (neg_ltu<mode>): Same.
3460 (gtu<mode>): Same.
3461 (neg_gtu<mode>): Same.
3463 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3465 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3466 (fold_builtin_isdigit): Use fold_buildN.
3467 (build_function_call_expr): Likewise.
3468 * c-typeck.c (c_finish_loop): Likewise.
3470 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3471 Richard Shann <rshann@superh.com>
3473 PR middle-end/20396:
3474 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3476 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3478 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3480 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3482 PR target/23355
3483 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3484 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3485 must be saved.
3487 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3489 PR middle-end/23369
3490 * fold-const.c (build_range_check): Disable optimization for function
3491 pointer expressions on targets that require function pointer
3492 canonicalization.
3494 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3496 * simplify-rtx.c (simplify_const_relational_operation): When
3497 extracting arguments of a COMPARE, recompute the mode as well.
3499 2005-08-15 Ian Lance Taylor <ian@airs.com>
3501 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3503 2005-08-15 DJ Delorie <dj@redhat.com>
3505 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3506 the stack.
3507 (movsi_splittable): Allow, but split, moves to the stack.
3508 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3509 stack.
3511 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3513 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3514 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3515 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3517 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3518 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3519 Delete HOST_PTR_PRINTF.
3521 * configure, config.in: Regenerate.
3523 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3525 * config/rs6000/rs6000.md (QHSI): New mode macro.
3526 (wd): Extend mode attr for QImode and HImode
3527 (dbits): New mode attr.
3528 (zero_extend<mode>di2): Convert to mode macro.
3530 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3532 PR target/21841
3533 * doc/invoke.texi (-mgnu-ld): Update description.
3534 (-mhp-ld): Ditto.
3536 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3538 PR 23391
3539 * Makefile.in (tree-chrec.o): Depends on real.h.
3540 * tree-chrec.c: Include real.h.
3541 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3542 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3543 * tree-scalar-evolution.c (add_to_evolution_1,
3544 interpret_rhs_modify_expr): Ditto.
3546 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3548 PR 23386
3549 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3550 step is negative compute the estimation from init downwards to zero.
3552 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3554 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3556 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3558 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3559 constraint.
3560 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3561 Accept double-word constants that can be split.
3562 * config/s390/s390.md ("movti"): Use 'P' constraint.
3563 ("*movdi_31", "*movdf_31"): Likewise.
3565 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3567 Fix PR tree-optimization/22615
3569 * tree-ssa-structalias.c (solution_set_add): Handle
3570 first_vi_for_offset returning NULL.
3571 (do_da_constraint): Ditto.
3572 (do_sd_constraint): Ditto.
3573 (do_ds_constraint): Ditto
3574 (find_func_aliases): Ditto.
3575 (build_constraint_graph): RHS is allowed be ANYTHING.
3576 (first_vi_for_offset): Return NULL if we couldn't find anything at
3577 the offset.
3579 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3581 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3582 over memory as first operand.
3584 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3586 PR target/23360
3587 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3588 available for setting it.
3590 2005-08-14 Ira Rosen <irar@il.ibm.com>
3592 PR tree-optimization/23320
3593 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3594 data-refs' types instead of base object nullness. Add check for
3595 pointer type data-refs before first location comparison. Remove
3596 assert.
3598 2005-08-14 Andreas Schwab <schwab@suse.de>
3600 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3602 2005-08-13 James E Wilson <wilson@specifix.com>
3604 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3605 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3606 -fstack-protector-all, --param ssp-buffer-size): Document.
3607 (-Wvariadic-macros): Alphabetize.
3608 (-fsched-stalled-insns-dep): Add missing 'f'.
3610 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3611 macros.
3613 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3615 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3616 or indirect address operand.
3617 (EXTRA_ADDRESS_CONSTRAINT): New.
3618 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3620 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3622 PR tree-optimization/22236
3623 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3624 successors and predecessors.
3625 * tree-chrec.c (chrec_convert): Before converting, check that
3626 sequences don't wrap.
3627 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3628 (analyze_array): Extern.
3629 (find_data_references_in_loop): Remove call to
3630 compute_estimated_nb_iterations.
3631 * tree-data-ref.h (analyze_array): Declared.
3632 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3633 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3634 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3635 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3636 condition.
3637 * tree-ssa-loop-ivcanon.c: Fix documentation.
3638 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3639 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3640 (infer_loop_bounds_from_undefined): New.
3641 (estimate_numbers_of_iterations_loop): Use
3642 infer_loop_bounds_from_undefined.
3643 (used_in_pointer_arithmetic_p): New.
3644 (scev_probably_wraps_p): Pass an extra parameter. Call
3645 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3646 (convert_step): Fix documentation.
3647 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3648 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3649 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3650 scev_probably_wraps_p.
3652 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3654 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3655 (s390_register_info): Ignore clobbered_regs information for fixed
3656 registers, and only fixed registers.
3657 (s390_init_frame_layout): Remove redundant call.
3659 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3661 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3662 description of -Wold-style-casts.
3664 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3665 Jakub Jelinek <jakub@redhat.com>
3667 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3668 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3669 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3670 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3671 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3672 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3673 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3674 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3675 ("stack_protect_set", "stack_protect_test"): New expanders.
3676 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3677 "stack_protect_testdi"): New insn definitions.
3679 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3681 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3683 2005-08-12 Paul Brook <paul@codesourcery.com>
3685 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3687 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3689 * config/s390/predicates.md (setmem_operand): New predicate.
3690 (shift_count_operand): Accept ANDs with special constants as
3691 operand.
3692 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3693 with special constants.
3694 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3695 shift_count_operand with setmem_operand.
3697 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3699 * config/s390/s390.c (s390_extract_part, s390_single_part):
3700 Type cast added.
3701 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3702 (s390_output_mi_thunk): Don't use lg on 31 bit.
3703 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3704 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3706 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3708 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3709 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3710 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3711 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3712 with one of the new macros.
3714 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3716 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3717 Don't set save_return_addr_p.
3718 (s390_register_info): Make clobbered_regs not depending on
3719 save_return_addr_p.
3721 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3723 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3724 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3726 2005-08-11 James E. Wilson <wilson@specifix.com>
3728 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3730 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3732 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3733 locations gathered by var-tracking in single entry loc_list
3734 over loc_descriptor_from_tree.
3736 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3737 pass it down to loc_descriptor.
3738 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3739 (containing_function_has_frame_base): Move earlier in the file.
3740 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3741 instead of always assuming fbreg can't be used.
3743 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3745 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3746 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3747 Accept address wrapped in AND for Altivec.
3748 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3749 Strip AND wrapping offset address for Altivec.
3751 2005-08-11 Richard Henderson <rth@redhat.com>
3753 PR middle-end/23312
3754 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3755 before using TYPE_IS_SIZETYPE.
3757 2005-08-11 Richard Henderson <rth@redhat.com>
3759 PR target/22225
3760 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3761 insn types not present on ev4.
3762 (alphaev5_insn_pipe): Similarly.
3764 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3766 PR target/23250
3767 * arm.c (arm_override_options): If the user has selected callee-super-
3768 interworking, then enable normal interworking.
3770 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3772 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3773 redefinition.
3775 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3777 * doc/rtl.texi: Fix two typos.
3779 2005-08-11 Richard Guenther <rguenther@suse.de>
3781 PR target/23289
3782 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3783 cases where we call to/from functions returning void.
3785 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3787 PR c++/23225
3788 * tree.c (build_pointer_type_for_mode): Robustify.
3790 2005-08-10 James E Wilson <wilson@specifix.com>
3792 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3793 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3795 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3796 "cum->".
3798 2005-08-10 Eric Christopher <echristo@apple.com>
3800 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3801 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3802 V2DFmode.
3804 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3806 PR target/21887
3807 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3808 for the high part when generating dynamic-no-pic code.
3810 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3812 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3813 (x86_64-*-linux*): Likewise.
3815 * config/i386/crtfastmath.c: New file.
3816 * config/i386/t-crtfm: Likewise.
3818 * config/i386/linux.h (ENDFILE_SPEC): New.
3819 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3821 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3822 crtfastmath.o.
3824 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3826 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3827 (vec_shl, vec_shr): Document new operations.
3828 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3830 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3832 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3833 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3834 change predicate to indexed_or_indirect_address.
3836 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3838 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3839 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3840 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3841 and __aeabi_uwrite8.
3842 * config/arm/unaligned-funcs.c: New file.
3843 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3845 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3847 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3848 Add dump.
3849 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3850 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3851 Add dump.
3852 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3853 * final.c (pass_shorten_branches): Add dump.
3854 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3855 (pass_life): Rename dump.
3856 (rest_of_handle_flow2): Remove initial verify_flow_info.
3857 * function.c (pass_instantiate_virtual_regs): Add dump.
3858 * integrate.c (pass_initial_value_sets): Add dump.
3859 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3860 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3861 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3862 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3863 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3864 gate_rtl_unrool_and_peel_loops): New.
3865 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3866 rtl_doloop): Do not look at flags.
3867 * mode-switching.c (pass_mode_switching): Add dump.
3868 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3869 pass_split_before_regstack): Add dump.
3870 * regmove.c (pass_stack_adjustments): Add dump.
3871 * tree-optimize.c (pass_fixup_cfg): Add dump.
3873 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3875 PR 23309
3876 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3877 deciding which instruction sequence to use.
3879 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3881 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3882 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3884 2005-08-09 Richard Guenther <rguenther@suse.de>
3886 * c-common.c (builtin_function_2): Remove.
3887 (def_builtin_1): New function.
3888 (c_common_nodes_and_builtins): Use def_builtin_1 to
3889 build builtin functions.
3891 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3893 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3894 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3895 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3896 Visual DSP.
3898 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3900 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3901 fold_binary instead of fold_build2 since we don't care about the
3902 resulting tree.
3903 (loop_niter_by_eval): Likewise.
3904 (compare_trees): Likewise.
3905 (proved_non_wrapping_p): Likewise.
3907 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3909 PR c/23161
3910 PR c/23165
3911 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3912 if the if is really empty.
3914 2005-08-09 Steven Bosscher <stevenb@suse.de>
3916 PR tree-optimization/23234
3917 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3918 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3919 argument of the new enum.
3920 (execute_cse_reciprocals): Add reciprocals for function arguments
3921 on the unique successor edge of the entry block. Update other calls
3922 to execute_cse_reciprocals_1.
3924 2005-08-08 Richard Henderson <rth@redhat.com>
3926 PR 22439
3927 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3929 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3931 * expr.c (write_complex_part): Return after handling MEM.
3933 2005-08-08 Josh Conner <jconner@apple.com>
3935 PR rtl-optimization/23241
3936 * combine.c (simplify_comparison): Fix error in determining
3937 whether to lift a subreg from comparison.
3939 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3941 PR target/18506
3942 * config/rs6000/altivec.md (vec_init<mode>): New.
3943 (vec_set<mode>): New.
3944 (vec_extract<mode>): New.
3945 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3946 (rs6000_expand_vector_set): New.
3947 (rs6000_expand_vector_extract): New.
3948 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3949 for Altivec modes before reload.
3950 (altivec_expand_vec_init_builtin): New.
3951 (get_element_number): New.
3952 (altivec_expand_vec_set_builtin): New.
3953 (altivec_expand_vec_ext_builtin): New.
3954 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3955 builtins.
3956 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3957 builtins.
3958 * config/rs6000/rs6000.h (rs6000_builtins): Add
3959 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3960 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3961 * config/rs6000/rs6000-protos.h: Declare new functions.
3963 2005-08-08 Jan Hubicka <jh@suse.cz>
3965 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3966 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3967 * i386.md (movdi*): Use pic_32bit_operand.
3968 * predicates.md (pic_32bit_operand): New.
3970 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3972 PR c++/21166
3973 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3975 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3977 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3978 (test_for_singularity): Use fold_build2.
3980 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3982 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3984 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3986 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3987 (COMMON_ASM_OP) Define.
3988 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3989 (ix86_encode_section_info): Likewise.
3990 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3991 SUBTARGET_ENCODE_SECTION_INFO.
3993 2005-08-06 Richard Henderson <rth@redhat.com>
3995 PR 21894
3996 * tree-nested.c (convert_local_reference): Save and restore val_only
3997 around component_ref and friends. Clear walk_subtrees by default.
3999 2005-08-06 Peter O'Gorman <peter@pogma.com>
4001 PR 21366
4002 * gcc.c (process_command): Check the argument to -b has a dash.
4003 * doc/invoke.texi: Update -b and -V docs.
4005 2005-08-06 James E Wilson <wilson@specifix.com>
4007 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4009 2005-08-06 Michael Matz <matz@suse.de>
4011 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4012 member only if only one insn is associated with the value.
4014 2005-08-06 Nick Clifton <nickc@redhat.com>
4016 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4017 New define.
4018 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4019 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4020 Check symbol flags instead of symbol name mangling.
4021 (xstormy16_asm_output_aligned_common): Likewise. Also
4022 simplify code since the bss100_section cass is the only case
4023 where the below100 code will be triggered.
4024 (xstormy16_encode_section_info): Encode below100 attribute
4025 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4026 the name.
4027 (xstormy16_strip_name_encoding): Delete - this function is no
4028 longer needed.
4029 (TARGET_STRIP_NAME_ENCODING): Undefine.
4030 * config/stormy16/stormy16-protos.h: Delete prototype for
4031 xstormy16_strip_name_encoding.
4033 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4035 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4036 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4037 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4038 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4039 config/alpha/predicates.md, config/arc/arc.h,
4040 config/arm/arm.h, config/arm/ieee754-df.S,
4041 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4042 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4043 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4044 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4045 config/m68hc11/m68hc11.h, config/mips/mips.c,
4046 config/mips/mips.h, config/mips/openbsd.h,
4047 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4048 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4049 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4050 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4051 config/sparc/linux.h, config/sparc/linux64.h,
4052 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4053 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4054 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4055 typos. Follow spelling conventions.
4057 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4059 PR c/23113
4060 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4061 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4062 specially. Check for side effects only for COND_EXPR.
4063 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4064 return with TREE_NO_WARNING.
4066 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4068 PR rtl-optimization/23233
4069 * loop.c (combine_movables): Require the modes to be the same.
4070 (move_movables): Remove handling of cases where the replacement
4071 had a different mode to the original.
4073 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4075 PR tree-optimization/23128
4076 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4077 subtraction wrap, and set TREE_OVERFLOW if they do.
4079 2005-08-05 Richard Henderson <rth@redhat.com>
4081 PR 21728
4082 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4083 FORCED_LABEL labels.
4085 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4087 PR middle-end/23135
4088 * reload.c (find_reloads_subreg_address): Pass down TYPE
4089 unchanged. Change all callers except find_reloads_toplev.
4091 2005-08-05 Michael Matz <matz@suse.de>
4093 * genattrtab.c (current_alternative_string): Remove.
4094 (SIMPLIFY_ALTERNATIVE): Ditto.
4095 (attr_alt_bit_p): Ditto.
4096 (alternative_name): Make const char *.
4097 (evaluate_eq_attr): Remove use of above things.
4098 (simplify_test_exp): Ditto.
4099 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4100 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4102 2005-08-04 James E Wilson <wilson@specifix.com>
4104 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4105 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4106 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4107 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4108 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4110 2005-08-04 Richard Henderson <rth@redhat.com>
4112 PR 21529
4113 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4114 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4115 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4116 if we'd have to instantiate too many members.
4118 2005-08-04 Richard Henderson <rth@redhat.com>
4120 PR 21291
4121 * tree-outof-ssa.c (coalesce_asm_operands): New.
4122 (coalesce_ssa_name): Use it. Split out ...
4123 (coalesce_phi_operands, coalesce_result_decls): ... these.
4125 2005-08-04 Paul Brook <paul@codesourcery.com>
4127 * read-rtl.c (read_quoted_string): Break if EOF.
4129 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4131 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4132 (fold_build2): Likewise.
4133 (fold_build3): Likewise.
4134 (fold_build1_stat): New function prototype.
4135 (fold_build2_stat): Likewise.
4136 (fold_build3_stat): Likewise.
4137 * fold-const.c (fold_build1): Rename to ..
4138 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4139 through to build1_stat.
4140 (fold_build2): Rename to ..
4141 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4142 through to build2_stat.
4143 (fold_build3): Rename to ..
4144 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4145 through to build3_stat.
4147 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4148 Ian Lance Taylor <ian@airs.com>
4150 * function.c (assign_stack_local_1): Do not correct stack slot
4151 address if allocation size is smaller than mode size.
4153 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4155 PR 22037
4156 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4157 (tree_merge_blocks): Propagate anything allowed by
4158 may_propagate_copy.
4159 Clarify documentation.
4160 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4161 SSA form, schedule an update if necessary.
4163 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4165 * doc/install.texi (Binaries): Remove broken link to
4166 Sinix/Reliant Unix binaries.
4168 2005-08-03 Richard Henderson <rth@redhat.com>
4170 PR 23221
4171 * function.c (stack_protect_epilogue): Export.
4172 * tree.h (stack_protect_epilogue): Declare.
4173 * calls.c (expand_call): Call it.
4175 2005-08-03 Eric Christopher <echristo@apple.com>
4177 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4178 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4179 spec.
4181 2005-08-04 Jan Hubicka <jh@suse.cz>
4183 * profile.c (branch_prob): Split edges with goto locus on them
4184 to get proper line counts.
4185 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4187 2005-08-03 Paul Brook <paul@codesourcery.com>
4189 * function.c (assign_parms): Round current_function_args_size
4190 to PARM_BOUNDARY, not STACK_BOUNDARY.
4192 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4194 * config/i386/i386.c (x86_elf_aligned_common)
4195 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4197 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4199 PR tree-optimization/23157
4200 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4201 before emitting them.
4203 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4205 PR tree-optimization/19899
4206 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4207 * tree-scalar-evolution.c: Include real.h.
4208 (add_to_evolution): Build constant -1 of correct type.
4210 2005-08-03 Jan Hubicka <jh@suse.cz>
4212 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4213 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4214 profile updating for complette unrolling.
4215 * loop-unroll.c (peel_loop_completely): Use it.
4216 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4217 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4218 loops.
4220 2005-08-03 Paul Brook <paul@codesourcery.com>
4222 * combine.c (can_change_dest_mode): New function.
4223 (try_combine, simplify_set): Use it.
4225 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4227 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4228 TFmode to BLKmode.
4230 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4232 * doc/install.texi (Specific): Adjust link to openavr.org.
4233 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4234 (Binaries): Adjust HP-UX Porting Center link.
4235 (Binaries): Adjust Free Software Foundation ordering link.
4237 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4239 * convert.c (convert_to_integer): Use fold_build1 instead of
4240 build1 when converting an integer to an integer.
4242 2005-08-02 Richard Henderson <rth@redhat.com>
4244 * combine.c (combine_instructions): Don't use reg_equal/equiv
4245 results if the mode doesn't match.
4247 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4249 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4250 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4252 2005-08-02 Richard Henderson <rth@redhat.com>
4254 PR 23196
4255 * explow.c (memory_address): Remove special-case for
4256 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4258 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4260 PR 23164
4261 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4262 number of calls to cleanup_tree_cfg_1.
4264 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4266 * doc/invoke.texi: document file extensions .F90 and .F95
4268 2005-08-02 Richard Guenther <rguenther@suse.de>
4270 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4271 positive if its first argument is positive.
4273 2005-08-02 Richard Guenther <rguenther@suse.de>
4275 PR tree-optimization/23177
4276 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4277 on TMR_TAG.
4279 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4281 PR tree-optimization/23129
4282 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4283 varying for divisions with anti-ranges.
4285 2005-08-02 Jan Hubicka <jh@suse.cz>
4287 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4288 * tree-ssa-threadupdate.c (thread_block): Add it here.
4290 2005-08-01 James E Wilson <wilson@specifix.com>
4292 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4293 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4294 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4295 New.
4296 * config/mips/predicates.md (const_call_insn_operand): Add check for
4297 SYMBOL_REF_LONG_CALL_P.
4298 * doc/extend.texi (long_call): Document the new attribute.
4300 2005-08-01 Ian Lance Taylor <ian@airs.com>
4301 Richard Henderson <rth@redhat.com>
4303 * Makefile.in (RTL_BASE_H): Add real.h.
4304 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4305 instead of memcpy.
4306 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4307 directly.
4308 * rtl.c (rtl_check_failed_code_mode): New.
4309 * rtl.h (struct rtx_def): Add u.rv.
4310 (XCMWINT, XCNMPRV): New.
4311 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4312 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4314 2005-08-01 Richard Henderson <rth@redhat.com>
4316 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4317 with auto-inc codes.
4319 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4321 2005-08-01 Jan Hubicka <jh@suse.cz>
4323 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4324 * i386.c: Include dwarf2.h
4325 (asm_preferred_eh_data_format): New.
4326 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4328 2005-08-01 Ian Lance Taylor <ian@airs.com>
4330 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4331 randomize_va_space for virtual address randomization control.
4333 2005-08-01 Steven Bosscher <stevenb@suse.de>
4335 * common.opt (flag_ipa_cp): Put in right place to maintain
4336 alphabetic sort.
4338 2005-08-01 Jan Hubicka <jh@suse.cz>
4340 * profile.c (compute_value_histograms): Fix thinko.
4341 * value-prof.c: Include toplev.h
4342 (check_counter): New function.
4343 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4344 tree_mod_subtract_transform): Add sanity check.
4346 2005-08-01 Richard Guenther <rguenther@suse.de>
4348 PR tree-optimization/23133
4349 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4350 current functions parameter decls to find defs to cse
4351 reciprocals of.
4353 2005-08-01 Richard Guenther <rguenther@suse.de>
4355 PR tree-optimization/23109
4356 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4357 If trapping math is in effect, use post-dominator information
4358 to check if we'd in any case reach a trapping point before
4359 doing the reciprocal insertion.
4360 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4361 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4362 expressions are invariant only if trapping math is not in effect.
4364 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4366 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4367 cgraph_function_versioning): New declarations.
4368 * cgraphunit.c: Add include to ipa-prop.h.
4369 (update_call_expr, cgraph_copy_node_for_versioning,
4370 cgraph_function_versioning): New functions.
4371 * integrate.c (copy_decl_for_inlining): Remove.
4372 * ipa-prop.h (ipa_replace_map): New struct.
4373 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4374 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4375 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4376 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4377 ipcp_iterate_stage, ipcp_method_scale_print,
4378 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4379 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4380 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4381 ipcp_update_bb_counts, ipcp_update_profiling,
4382 ipcp_update_edges_counts): New functions.
4383 (ipcp_method_cval_init): Remove restriction regarding local methods.
4384 (ipcp_init_stage): Add ipcp_method_compute_scale.
4385 (ipcp_insert_stage): Add versioning.
4386 (ipcp_structures_print): Add ipcp_method_scale_print.
4387 (ipcp_driver): Dump profiling info.
4388 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4389 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4390 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4391 (struct inline_data): Add versioning_p, ipa_info, new fields.
4392 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4393 declare_return_variable): Replace calls to copy_decl_for_inlining with
4394 copy_decl_for_dup.
4395 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4396 versioning support.
4397 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4398 Add argument VERSIONING.
4399 (copy_arguments_for_versioning, copy_static_chain,
4400 function_versionable_p, tree_versionable_function_p,
4401 tree_function_versioning, replace_ref_tree): New functions.
4402 * tree-inline.h: Include varray.h.
4403 (tree_versionable_function_p, tree_function_versioning,
4404 tree copy_decl_for_dup): New declarations.
4406 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4408 * ipa-cp.c: New file. Contains IPCP specific functionality.
4409 * ipa-prop.h: New file. Contains structures/definitions that can be
4410 used by several interprocedural data flow optimizations (and also IPCP).
4411 * ipa-prop.c: New file.
4412 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4413 * common.opt: Add ipa-cp flag.
4414 * timevar.def: Add IPCP optimization.
4415 * tree-optimize.c (init_tree_optimization_passes): Schedule
4416 pass_ipa_cp.
4417 * tree-pass.h (pass_ipa_cp): Declare.
4419 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4421 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4422 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4423 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4424 config/i386/i386.c, config/mips/mips.h,
4425 config/rs6000/rs6000.h, config/sh/sh.c,
4426 config/stormy16/stormy16.c: Fix comment typos.
4428 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4430 PR c/22311
4431 * c-typeck.c (build_binary_op): Use common_type wrapper on
4432 shortened types.
4433 (common_type): Update comment.
4435 2005-07-31 Steven Bosscher <stevenb@suse.de>
4437 PR target/23095
4438 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4439 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4440 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4442 2005-07-31 Jan Hubicka <jh@suse.cz>
4444 * pretty-print.h (pp_widest_integer): New macro.
4445 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4446 counts.
4448 2005-07-31 Jan Hubicka <jh@suse.cz>
4450 * output.h (enum section_category): Export from varasm.c
4451 (categorize_decl_for_section): Likewise.
4452 * varasm.c (enum section_category): Kill.
4453 (categorize_decl_for_section): Make global.
4454 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4455 Declare.
4456 * i386.c (ix86_section_threshold): New static variable.
4457 (ix86_in_large_data_p, ix86_encode_section_info,
4458 x86_64_elf_unique_section,
4459 x86_64_elf_select_section): New functions.
4460 (TARGET_ENCODE_SECTION_INFO): Define
4461 (override_options): Enable medium model for PIC.
4462 (ix86_expand_prologue): Expand gen_set_got_rex64.
4463 (legitimate_constant_p): Handle new UNSPECs.
4464 (legitimate_pic_address_disp_p): Likewise.
4465 (legitimize_pic_address): Lower MEDIUM model addressing.
4466 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4467 (enum cmodel): Add MEDIUM_PIC.
4468 (SYMBOL_REF_FAR_ADDR_P): New macro.
4469 (SYMBOL_FLAG_FAR_ADDR): New flag.
4470 * i386.md (movdi): Support medium model.
4471 (set_got_rex64): New pattern.
4472 * i386.opt (mlarge-data-threshold): New flag.
4473 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4474 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4475 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4476 TARGET_ASM_UNIQUE_SECTION): New.
4478 * invoke.texi (-mlarge_data_threshold): Document
4480 2005-07-31 Jan Hubicka <jh@suse.cz>
4482 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4483 (coalesce_vars): Likewise.
4484 * tree-ssa-live.c (coalesce_cost): New.
4485 (build_tree_conflict_graph): Use coalesce_cost.
4486 * tree-ssa-live.h (coalesce_cost): Declare.
4488 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4490 * arm.md (all peepholes for post-increment operations): Delete.
4491 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4492 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4493 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4494 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4495 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4497 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4499 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4500 non-integral types.
4502 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4504 PR target/22582
4505 * doc/invoke.texi: Document -rdynamic.
4507 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4509 PR c/23143
4510 * c-parser.c (c_parser_parms_list_declarator): Call
4511 mark_forward_parm_decls.
4512 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4513 decls with visibility structure.
4515 2005-07-30 Paul Brook <paul@codesourcery.com>
4517 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4519 2005-07-30 Paul Brook <paul@codesourcery.com>
4521 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4522 prototype.
4523 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4524 value for mode.
4525 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4527 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4529 PR c/529
4530 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4531 nested function declarators.
4532 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4533 (grokparms): Call warn_if_shadowing for parameters used within the
4534 parameter list.
4535 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4536 not used within the parameter list.
4537 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4539 2005-07-30 Jan Hubicka <jh@suse.cz>
4541 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4542 * i386.c (ix86_fixup_binary_operands): Likewise.
4543 (ix86_expand_unary_operator): Likewise.
4544 (ix86_expand_fp_absneg_operator): Likewise.
4545 * optabs.c (expand_vec_cond_expr): Validate dest.
4547 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4549 PR c/21720
4550 * real.c (real_from_string): Also set last bit if there is a
4551 nonzero hex digit beyond GCC's internal precision after ".".
4553 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4555 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4556 define_constants. Change duplicate values to unassigned numbers.
4557 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4558 (*altivec_vspltsf): New.
4559 (altivec_vperm_v4sf): Delete.
4560 (altivec_vperm_<mode>): Use mode macro V.
4561 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4562 (altivec_predicate_v4sf): Delete.
4563 (altivec_predicate_<mode>): Use mode macro V.
4564 (*altivec_lvesfx): New.
4565 (*altivec_stvesfx): New.
4566 (vec_realign_load_v4sf): Delete.
4567 (vec_realign_load_<mode>): Use mode macro V.
4568 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4569 UNSPECV_SET_VRSAVE.
4571 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4573 PR bootstrap/23131
4574 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4575 string.
4576 * configure: Regenerated.
4578 2005-07-29 Paul Brook <paul@codesourcery.com>
4580 * doc/install.texi: Add link to GFortran binaries wiki page.
4582 2005-07-29 David Ung <davidu@mips.com>
4584 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4585 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4586 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4587 * config/mips/mips.md (cpu): Add 5kf name.
4588 (includes): Includes 5k.md.
4589 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4590 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4591 -march flag.
4593 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4595 PR 22550
4596 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4597 (cleanup_tree_cfg): ... here.
4598 Call cleanup_tree_cfg_1 until there are no more cleanups to
4599 do.
4601 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4603 * tree-vrp.c (compare_range_with_value): Return true or false
4604 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4605 EQ_EXPR respectively.
4607 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4609 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4610 Fix comment typos.
4612 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4614 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4615 (tree_ssa_dominator_optimize): Increment it.
4616 (dump_dominator_optimization_stats): Print it.
4618 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4619 Steven Bosscher <stevenb@suse.de>
4621 PR rtl-optimization/23117
4622 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4623 when head == tail. Tidy comment.
4625 2005-07-28 Richard Henderson <rth@redhat.com>
4627 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4628 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4629 * jump.c (rtx_renumbered_equal_p): Likewise.
4630 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4631 CONST_INT and CONST_DOUBLE.
4632 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4633 * reload.c (operands_match_p): Special case CONST_INT and
4634 CONST_DOUBLE; check mode earlier.
4636 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4638 PR c/22240
4639 * c-typeck.c (convert_for_assignment): Do not check
4640 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4642 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4644 PR c/22192
4645 * c-typeck.c (composite_type): Prefer constant size arrays to
4646 VLAs.
4648 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4650 PR c/21720
4651 * real.c (real_from_string): Set last bit if there is a nonzero
4652 hex digit beyond GCC's internal precision.
4654 2005-07-28 Richard Henderson <rth@redhat.com>
4656 PR rtl-opt/22619
4657 * cfgcleanup.c (try_forward_edges): Watch out for end of
4658 insn chain.
4660 2005-07-28 James E Wilson <wilson@specifixinc.com>
4662 PR c/23106
4663 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4665 2005-07-28 Jan Hubicka <jh@suse.cz>
4667 * Makefile.in (rtl-profile.o): Kill all traces of it.
4668 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4669 * coverage.h (rtl_coverage_counter_ref): Kill.
4670 * opts.c (flag_speculative_prefetching_set): Kill.
4671 (flag_loop_optimize_set): New.
4672 (common_handle_option): Disable loop optimizer when profiling;
4673 do not handle speculative prefetching.
4674 * passes.c (init_optimization_passes): Replace pass_profiling combo
4675 by branch_prob pass.
4676 * profile.c (compute_value_histograms): Update for simplified value
4677 profiles.
4678 (rtl_register_profile_hooks): Kill.
4679 (pass_profiling): Kill.
4680 (rest_of_handle_branch_prob): Do not profile.
4681 * toplev.c (process_options): Remove speculative prefetching.
4682 * toplev.h (flag_tree_based_profiling): Kill.
4683 * tree-profile.c (prepare_instrumented_value,
4684 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4685 tree_gen_one_value_profiler, do_tree_profiling): Update for
4686 simplified datastructures.
4687 * value-prof.c: Add comment that speculative prefetching was dropped;
4688 update rest of file for simplified datastructures.
4689 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4690 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4691 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4692 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4693 rtl_mod_subtract, gen_speculative_prefetch,
4694 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4695 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4696 (gate_handle_value_profile_transformations,
4697 rest_of_handle_value_profile_transformations,
4698 pass_value_profile_transformations): Kill.
4699 * value-prof.h (histogram_value_t): Remove IL based unions.
4700 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4701 rtl_profile_hooks): Remove hooks.
4703 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4705 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4706 (cgraph_clone_node): Likewise.
4707 * cgraph.h (cgraph_clone_edge): Update prototype.
4708 (cgraph_clone_node): Likewise.
4709 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4710 cgraph_clone_node.
4711 (lookup_recursive_calls): Consider profile.
4712 (cgraph_decide_recursive_inlining): Fix updating; use new
4713 probability argument; use profile.
4714 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4715 * tree-inline.c (copy_bb): Update clal of clone_edge.
4716 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4718 * invoke.texi (min-inline-recursive-probability): Document.
4720 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4722 * doc/install.texi (Configuration): Update Valgrind homepage.
4724 2005-07-28 Richard Henderson <rth@redhat.com>
4726 PR middle-end/21362
4727 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4728 labels we want to delete.
4729 (cfg_layout_merge_blocks): Likewise.
4731 2005-07-28 Richard Henderson <rth@redhat.com>
4733 PR target/17692
4734 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4735 when expanding to nothing.
4737 2005-07-28 Josh Conner <jconner@apple.com>
4739 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4740 (cgraph_decide_inlining_of_small_functions): Likewise.
4742 2005-07-28 Josh Conner <jconner@apple.com>
4744 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4745 direction of badness if negative.
4746 (cgraph_default_inline_p): Add reason to parameters, and assign it
4747 a value.
4748 (cgraph_decide_inlining_of_small_functions): New parameter in call
4749 to cgraph_default_inline_p.
4750 (cgraph_decide_inlining_incrementally): Likewise.
4751 * cgraphunit.c (decide_is_function_needed): Likewise.
4752 * cgraph.h (cgraph_default_inline_p): Likewise.
4754 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4756 * builtins.c: Fix comment typo(s).
4757 * genautomata.c: Likewise.
4758 * gimplify.c: Likewise.
4759 * tree-dfa.c: Likewise.
4760 * tree-flow-inline.h: Likewise.
4761 * tree-into-ssa.c: Likewise.
4762 * tree-ssa-alias.c: Likewise.
4763 * tree-ssa-ccp.c: Likewise.
4764 * tree-ssa-copy.c: Likewise.
4765 * tree-ssa-dce.c: Likewise.
4766 * tree-ssa-dom.c: Likewise.
4767 * tree-ssa-operands.c: Likewise.
4768 * tree-tailcall.c: Likewise.
4769 * tree-vectorizer.c: Likewise.
4770 * tree-vrp.c: Likewise.
4771 * tree.c: Likewise.
4773 2005-07-28 Jeff Law <law@redhat.com>
4775 * tree-vrp.c (test_for_singularity): Extracted from ...
4776 (simplify_cond_using_ranges): Attempt to simplify a relational
4777 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4779 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4781 PR tree-optimization/22506
4782 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4783 phis whose argument is constant.
4785 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4787 PR rtl-optimization/18992
4788 Back out this patch:
4789 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4790 PR optimization/12142
4791 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4792 uses of the register in the SET_SRC. Remove unnecessary argument.
4794 Replace it with this:
4795 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4796 if flag_non_call_exceptions is set and the insn may trap, pass
4797 pc_rtx as dest for recursion.
4798 In SET_SRC part of SET case, if dest is already set, pass it down
4799 unchanged.
4801 2005-07-28 Jan Hubicka <jh@suse.cz>
4803 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4804 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4805 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4806 roundoff errors.
4807 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4808 profile when available.
4810 2005-07-28 Jan Beulich <jbeulich@novell.com>
4812 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4813 (ia64_print_operand): Describe and handle 'X'.
4814 (ia64_register_move_cost): Also handle FP_REGS.
4815 (ia64_preferred_reload_class): Likewise.
4816 (ia64_secondary_reload_class): Likewise.
4817 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4818 it. Also check for ITANIUM_CLASS_FLDP.
4819 * config/ia64/ia64.h (FP_REGNO_P): New.
4820 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4821 (reg_class): Add FP_REGS.
4822 (REG_CLASS_NAMES): Adjust for it.
4823 (REG_CLASS_CONTENTS): Likewise.
4824 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4825 (REG_CLASS_FROM_LETTER): Handle 'x'.
4826 (CLASS_MAX_NREGS): Handle FP_REGS.
4827 (MEMORY_MOVE_COST): Likewise.
4828 * config/ia64/ia64.md (itanium_class): Add fldp.
4829 (type): Handle fldp.
4830 (movti_internal): More allowable operand combinations. Use ldfp8 when
4831 splitting unnecessary. Remove predicable attribute. Adjust
4832 itanium_class attribute.
4833 (smuldi3_highpart): Remove outdated comment.
4834 (mulditi3, umulditi3, rotlti3): New expanders.
4835 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4836 (absti2): Disabled new insn for future reference.
4837 Respective new splitters.
4838 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4839 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4840 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4842 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4844 PR rtl-optimization/23047
4845 * simplify-rtx.c (simplify_const_relational_operation): Respect
4846 flag_wrapv for comparisons with ABS.
4848 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4850 PR tree-optimization/22493
4851 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4852 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4854 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4856 * config/frv/frv.opt (moptimize-membar): New.
4858 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4860 * config/frv/frv.h: Remove machine_function definition.
4862 * config/frv/frv.c (struct frv_io): New.
4863 (struct machine_function): Moved from frv.h. Add has_membar_p.
4864 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4865 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4866 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4867 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4868 (frv_reorg): Call frv_optimize_membar when appropriate.
4869 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4870 (frv_expand_builtin): Adjust calls accordingly.
4871 (frv_io_address_cookie): New function.
4872 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4873 load or store rather than a special insn. Add ccnstant address and
4874 io-type operands to the membar.
4875 (frv_ifcvt_modify_tests): Unsign regno.
4876 (frv_ifcvt_modify_tests): Same.
4878 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4879 UNSPEC_OPTIONAL_MEMBAR constant.
4880 (builtin_read_<mode>): Delete.
4881 (builtin_write_<mode>): Delete.
4882 ("optional_membar_<mode>"): Add operand.
4884 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4885 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4886 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4887 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4888 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4889 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4890 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4891 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4892 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4894 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4896 * df.c (df_uses_record): Handle SCRATCH.
4898 2005-07-28 Steven Bosscher <stevenb@suse.de>
4900 PR debug/20161
4901 * passes.c (rest_of_decl_compilation): If decl is a type and
4902 we have encountered errors, don't emit debug information.
4904 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4906 * params.def: Fixed comment.
4908 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4910 PR target/19885
4911 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4912 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4913 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4915 2005-07-27 Steven Bosscher <stevenb@suse.de>
4917 PR c++/22003
4918 * varasm.c (assemble_start_function): Don't do anything that may
4919 require a CFG if the current function is a thunk.
4921 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4923 * doc/install.texi (Prerequisites): Mention that perl is needed
4924 to do export control in libstdc++ targetting Darwin.
4926 2005-07-27 Steven Bosscher <stevenb@suse.de>
4928 PR rtl-optimization/17808
4929 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4930 (sched_insns_conditions_mutex_p): Split out from...
4931 (add_dependence): ...here. But don't call it from here.
4932 (add_dependence_list): Check sched_insns_conditions_mutex_p
4933 before calling add_dependence.
4934 (add_dependence_list_and_free): Likewise.
4935 (fixup_sched_groups): Likewise.
4936 (sched_analyze_1): Likewise.
4937 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4938 (sched_analyze): Likewise.
4939 (sched_analyze_insn): Likewise.
4940 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4941 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4942 dependencies on all COND_EXEC insns to jumps ending basic blocks
4943 when doing intrablock scheduling.
4944 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4946 2005-07-27 Jeff Law <law@redhat.com>
4948 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4949 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4950 equivalency sets, correctly handle the case were vr0 has an
4951 equivalency set, but vr1 does not.
4953 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4955 PR tree-optimization/23073
4956 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4957 vect_print_dump_info before fprintf.
4959 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4961 PR tree-optimize/22348
4962 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4963 Fold the partial computation.
4965 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4967 PR tree-optimization/22325
4968 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4969 Declare.
4970 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4971 value replacement.
4972 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4973 (force_var_cost): ... this function.
4974 (compute_phi_arg_on_exit): Export.
4976 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4978 PR tree-optimization/20773
4979 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4980 edge.
4982 2005-07-27 Richard Guenther <rguenther@suse.de>
4984 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4985 Avoid pushing again if current struct contains only
4986 fields we decomposed.
4988 2005-07-27 Jan Hubicka <jh@suse.cz>
4990 PR tree-optimization/22574
4991 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4992 not available.
4994 * tree-tailcall.c (decrease_profile): New function.
4995 (eliminate_tail_call): Use it.
4997 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4998 visibility flags correctly in whole program mode.
5000 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5002 PR rtl-optimization/22472
5003 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5005 2005-07-26 Steven Bosscher <stevenb@suse.de>
5007 PR tree-optimization/22504
5008 * tree-complex.c (expand_complex_addition): Use 'code' instead
5009 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5011 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5013 * config.gcc (cpu_type): Add frv case.
5014 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5015 (supported_defaults): Add fr550 case.
5017 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5019 PR 22591
5020 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5021 whether a pointer of type T * may point to objects of type T *.
5023 2005-07-26 DJ Delorie <dj@redhat.com>
5025 * configure: Regenerate.
5027 2005-07-26 Dale Johannesen <dalej@apple.com>
5029 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5031 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5033 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5034 Clarify use of "build" in name.
5036 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5038 * doc/extend.texi (Raw read/write Functions): New section.
5039 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5040 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5041 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5042 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5043 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5044 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5045 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5046 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5047 * config/frv/frv.c: Add bdesc_loads global.
5048 Add bdesc_stores global.
5049 (frv_init_builtins): Add support for __builtin_{read/write}*.
5050 (frv_volatile_memref): New.
5051 (frv_expand_load_builtin): New.
5052 (frv_expand_store_builtin): New.
5053 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5054 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5055 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5056 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5057 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5058 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5059 (builtin_read_<mode>): New.
5060 (builtin_write_<mode>): New.
5061 (builtin_write64): New.
5062 (optional_membar_<mode>): New.
5064 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5066 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5067 (rather than units) against HOST_BITS_PER_WIDE_INT.
5069 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5071 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5072 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5073 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5074 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5075 FSF address.
5077 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5078 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5079 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5080 comment typos.
5081 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5083 2005-07-26 Richard Guenther <rguenther@suse.de>
5085 PR tree-optimization/22486
5086 * fold-const.c (fold_unary): Fold away useless component
5087 references of the form (T *)&T.x, if the address
5088 doesn't change.
5090 2005-07-25 James E Wilson <wilson@specifixinc.com>
5092 * dwarf2out.c (add_call_src_coords_attributes): New.
5093 (gen_inlined_subroutine_die): Call it.
5094 (maybe_emit_file, init_file_table): Add comments.
5095 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5096 maybe_emit_file.
5097 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5098 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5099 * tree.h (BLOCK_SOURCE_LOCATION): New.
5100 (struct tree_block): New field locus.
5102 2005-07-26 Andreas Schwab <schwab@suse.de>
5104 PR rtl-optimization/23043
5105 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5106 when allocating a struct unoccr.
5108 2005-07-25 Richard Henderson <rth@redhat.com>
5110 PR 22626
5111 * tree-complex.c (gate_no_optimization): True if errors.
5112 * Makefile.in (tree-complex.o): Update dependencies.
5114 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5116 * config/frv/predicates.md (integer_register_operand): Use
5117 GPR_AP_OR_PSEUDO_P.
5119 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5121 PR tree-opt/22484
5122 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5123 after fold.
5124 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5126 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5128 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5129 types when flag_unsafe_math_optimizations is true.
5131 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5133 * gcc.c (option_map): Add --sysroot.
5134 (process_command): Handle --sysroot.
5135 (display_help): Document it.
5136 * doc/cppopts.tex (-isysroot): Document.
5137 * doc/invoke.texi (--sysroot): Document.
5138 * doc/install.texi (--with-build-sysroot): Document.
5140 * Makefile.in (inhibit_libc): New variable.
5141 (INHIBIT_LIBC_CFLAGS): Likewise.
5142 (LIBGCC2_CFLAGS): Include
5143 $(INHIBIT_LIBC_CFLAGS).
5144 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5145 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5146 ($(T)crtend.o): Likewise.
5147 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5148 ($(T)crtendS.o): Likewise.
5149 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5150 ($(T)crtendT.o): Likewise.
5151 (stmp-fixinc): Do not complain about missing headers if
5152 inhibit_libc.
5153 * configure.ac (inhibit_libc): Set it to true/false.
5154 (--with-build-sysroot): New option. Use it to set
5155 SYSTEM_HEADER_DIR.
5156 * configure: Regenerated.
5158 2005-07-25 Manfred Hollstein <mh@suse.com>
5160 * calls.c (store_one_arg): Fix unsigned comparison warning.
5162 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5164 PR other/22337
5165 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5166 (ggc_print_statistics): Initialize variable before use.
5168 2005-07-25 Richard Guenther <rguenther@suse.de>
5170 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5171 calling with a PHI_NODE argument.
5173 * tree-flow-inline.h (overlap_subvar): Protect against
5174 possible overflow.
5176 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5178 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5179 * configure: Regenerate.
5181 2005-07-25 Ira Rosen <irar@il.ibm.com>
5183 * expr.c (highest_pow2_factor): Make extern.
5184 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5185 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5186 record_array_differ_p, array_ptr_differ_p): Likewise.
5187 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5188 additional cases. Call the above functions.
5189 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5190 base_object_differ_p when there are two base objects. Otherwise, compare
5191 base address and offset. Call may_alias_p.
5192 (dump_data_reference): Use a correct field name.
5193 (analyze_array): Make static. Initialize new data-ref fields.
5194 (analyze_indirect_ref): New function.
5195 (init_data_ref): Initialize new data-ref fields.
5196 (strip_conversion): Moved from tree-vect-analyze.c.
5197 (analyze_offset_expr, get_ptr_offset, address_analysis,
5198 object_analysis): Likewise.
5199 (analyze_offset): New function.
5200 (create_data_ref): Likewise.
5201 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5202 dimensions for ARRAY_REFs only.
5203 (build_classic_dist_vector): Make static.
5204 (access_functions_are_affine_or_constant_p): Call macro to get the
5205 address of access functions.
5206 (compute_all_dependences): Add new parameter
5207 compute_self_and_read_read_dependences. Compute self and read-read
5208 dependences if it is true.
5209 (find_data_references_in_loop): Call create_data_ref. Initialize new
5210 data-ref fields.
5211 (compute_data_dependences_for_loop): Add new parameter
5212 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5213 compute nb_loops. Call compute_all_dependences,
5214 build_classic_dist_vector and build_classic_dir_vector with correct
5215 parameters.
5216 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5217 with correct parameters. Compare dimensions for ARRAY_REFs only.
5218 (free_data_refs): Call macro to free access functions.
5219 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5220 fields from stmt_vinfo.
5221 (struct base_object_info): New structure.
5222 (struct data_reference): Move fields to base_object_info. Add fields
5223 first_location and object_info for above structures. Move fields from
5224 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5225 aligned_to. Add macros to access the new fields.
5226 Update functions declarations.
5227 * tree-flow.h (is_aliased_with): Declare.
5228 * tree-loop-linear.c (linear_transform_loops): Call
5229 compute_data_dependences_for_loop with correct parameters.
5230 * tree-ssa-alias.c (is_aliased_with): New function.
5231 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5232 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5233 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5234 vect_base_addr_differ_p, compute_subscript_distance and
5235 build_classic_dist_vector. Add printings. Check absolute value of
5236 distance.
5237 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5238 data-refs.
5239 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5240 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5241 to bytes. Add printing.
5242 (vect_compute_data_refs_alignment): Go through loads and stores in one
5243 loop.
5244 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5245 vect_analyze_data_ref_access): Likewise.
5246 (vect_analyze_pointer_ref_access): Remove.
5247 (vect_address_analysis, vect_object_analysis): Likewise.
5248 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5249 and analyze data-refs in the loop.
5250 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5251 fields of data-ref instead of stmt. Add init to the offset from the
5252 base.
5253 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5254 (vect_update_init_of_dr): Likewise.
5255 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5256 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5257 removed fields.
5258 (new_loop_vec_info): Initialize new fields.
5259 (destroy_loop_vec_info): Free new fields.
5260 (vect_strip_conversion): Remove.
5261 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5262 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5263 datarefs. Add new field ddrs.
5264 Add macros for the new fields access.
5265 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5266 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5267 Remove their macros.
5268 * tree.h (highest_pow2_factor): Declare.
5270 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5272 * calls.c (store_one_arg): Check for sibling call MEM arguments
5273 from already clobbered incoming argument area.
5275 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5277 * c-common.c (check_missing_format_attribute): New.
5278 * c-common.h (check_missing_format_attribute): Likewise.
5279 * c-typeck.c (convert_for_assignment): Use it.
5281 2005-07-24 Andreas Schwab <schwab@suse.de>
5283 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5284 register use a word move. Correct operand of ext.w in 68000 code.
5286 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5288 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5289 variables as declarations, rather than definitions.
5291 2005-07-24 Ira Rosen <irar@il.ibm.com>
5293 PR tree-optimization/22526
5294 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5295 of the zero node.
5297 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5299 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5300 that C99 reserve for future use. Use it to define clog10,
5301 clog10f and clog10l.
5303 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5305 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5306 * configure.ac: Check for -Wmissing-format-attribute.
5308 * configure: Regenerate.
5310 2005-07-23 Richard Henderson <rth@redhat.com>
5312 PR tree-optimization/22623
5313 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5315 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5317 PR target/22577
5318 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5320 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5322 * Makefile.in (C_TREE_H): Update dependencies.
5323 * c-tree.h: Include toplev.h.
5324 * diagnostic.h (diagnostic_set_info): Add format attribute.
5325 * rtl-error.c (diagnostic_for_asm): Likewise.
5327 2005-07-23 Chao-ying Fu <fu@mips.com>
5329 * config/mips/mips-dsp.md: New file.
5330 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5331 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5332 functions.
5333 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5334 MIPS_BUILTIN_BPOSGE32.
5335 (mips_expand_builtin_direct): Add one parameter to indicate that
5336 builtin functions need to return a value.
5337 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5338 functions.
5339 (mips_regno_to_class): Add classes for 12 new DSP registers.
5340 (mips_subword): Change to check four HI registers.
5341 (mips_output_move): Output move to and from 6 new DSP accumulators.
5342 (override_options): Make sure -mdsp and -mips16 are not used together.
5343 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5344 for machine modes.
5345 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5346 when !TARGET_DSP.
5347 (print_operand): Add 'q' for printing DSP accumulators.
5348 (mips_cannot_change_mode_class): Check ACC_REGS.
5349 (mips_secondary_reload_class): Check ACC_REGS.
5350 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5351 (mips_register_move_cost): Check ACC_REGS.
5352 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5353 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5354 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5355 (dsp_bdesc): New array.
5356 (bdesc_arrays): Add DSP builtin function table.
5357 (mips_prepare_builtin_arg): Check predicate again after
5358 copy_to_mode_reg.
5359 (mips_expand_builtin): Add one more parameter to
5360 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5361 MIPS_BUILTIN_BPOSGE32.
5362 (mips_init_builtins): Initialize new function types.
5363 (mips_expand_builtin_direct): Check if builtin functions need to
5364 return a value and pass operands properly.
5365 (mips_expand_builtin_bposge): New function.
5366 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5367 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5368 (FIRST_PSEUDO_REGISTER): Increase to 188.
5369 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5370 Update for 12 new DSP registers.
5371 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5372 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5373 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5374 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5375 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5376 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5377 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5378 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5379 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5380 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5381 (REGISTER_NAMES): Add names for 12 new DSP registers.
5382 * config/mips/mips.md: Include mips-dsp.md.
5383 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5384 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5385 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5386 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5387 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5388 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5389 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5390 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5391 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5392 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5393 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5394 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5395 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5396 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5397 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5398 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5399 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5400 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5401 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5402 (UNSPEC_RDDSP): New constants.
5403 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5404 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5405 A<-d alternative.
5406 * config/mips/mips.opt (-mdsp): New option.
5407 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5408 (reg_imm10_operand): New predicates.
5409 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5410 * doc/invoke.texi (-mdsp): Document new option.
5412 2005-07-22 DJ Delorie <dj@redhat.com>
5414 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5415 to warning calls.
5416 * tree-inline.c (inlinable_function_p): Likewise.
5418 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5420 PR debug/21828
5421 * toplev.c (check_global_declarations): Do not mark undefined
5422 variables as DECL_IGNORED_P.
5423 * varasm.c (first_global_object_name): GTY it.
5424 (weak_global_object_name): Likewise.
5425 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5426 a string to go into {weak,first}_global_object_name.
5428 2005-07-22 DJ Delorie <dj@redhat.com>
5430 * c-format.c (check_function_format): Change warning control
5431 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5433 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5435 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5436 &PTR->FLD a dereference of PTR.
5437 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5438 a potential dereference of PTR.
5440 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5442 PR rtl-optimization/20370
5443 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5444 call allocate_reg_info if necessary.
5446 PR rtl-optimization/21848
5447 * calls.c (emit_library_call_value_1): For const functions, add
5448 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5450 PR rtl-optimization/22445
5451 * cselib.c (target.h): Include.
5452 (rtx_equal_for_cselib_p): Allow commutative matches.
5453 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5454 Remove MODE parameter. Changed all callers.
5456 PR rtl-optimization/22258
5457 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5458 New functions.
5459 (try_combine): Use likely_spilled_retval_p.
5461 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5463 * config.gcc: Add crx-elf support.
5465 * doc/contrib.texi: Mention crx.
5466 * doc/extend.texi: Document crx extensions.
5467 * doc/install.texi: Document crx install.
5468 * doc/invoke.texi: Document crx options.
5469 * doc/md.texi: Document crx constraints.
5471 * config/crx/crx-protos.h: New file.
5472 * config/crx/crx.c: New file.
5473 * config/crx/crx.h: New file.
5474 * config/crx/crx.md: New file.
5475 * config/crx/crx.opt: New file.
5476 * config/crx/t-crx: New file.
5478 2005-07-22 Manfred Hollstein <mh@suse.com>
5480 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5481 warnings.
5482 (int_add_graph_edge): Likewise.
5483 (collapse_nodes): Likewise.
5484 (process_unification_queue): Likewise.
5486 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5487 Laurent GUERBY <laurent@guerby.net>
5489 PR tree-optimization/22336
5490 * function.c (record_block_change): Check for
5491 cfun->ib_boundaries_block.
5493 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5495 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5496 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5498 2005-07-21 DJ Delorie <dj@redhat.com>
5500 * toplev.c (warn_deprecated_use): Add warning control to warning
5501 call.
5502 * c-typeck.c (parser_build_binary_op): Likewise.
5503 (c_finish_if_stmt): Likewise.
5504 * c-common.c (check_function_sentinel): Likewise.
5505 (check_nonnull_arg): Likewise.
5507 2005-07-21 Richard Henderson <rth@redhat.com>
5509 PR tree-opt/22504
5510 * tree-complex.c (complex_ssa_name_components): New.
5511 (cvc_lookup): Allow entry not found.
5512 (create_components): Remove.
5513 (create_one_component_var, get_component_var): New.
5514 (get_component_ssa_name, set_component_ssa_name): New.
5515 (extract_component): Use get_component_ssa_name.
5516 (update_complex_components): Use set_component_ssa_name.
5517 (update_complex_components_on_edge): Likewise.
5518 (update_phi_components): Create new PHI nodes directly, instead
5519 of adding insns to edges.
5520 (tree_lower_complex): Allocate and free complex_variable_components
5521 and complex_ssa_name_components here.
5523 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5525 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5526 revert to returning false.
5528 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5530 PR target/21149
5531 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5533 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5535 PR target/22576
5536 * config/i386/i386.md (cmpxf): Change operand constraints
5537 to "nonmemory_operand".
5539 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5541 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5543 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5545 PR middle-end/21180
5546 * fold-const.c (fold_build1): Add checksum for the operands.
5547 (fold_build2): Likewise.
5548 (fold_build3): Likewise.
5550 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5552 PR middle-end/19055
5553 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5555 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5557 * common.opt (-fforward-propagate): Committed by mistake,
5558 removed.
5560 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5562 * reg-stack.c: Fix comment typo(s).
5563 * tree-ssa-operands.c: Likewise.
5564 * tree-vectorizer: Likewise.
5566 2005-07-21 Nick Clifton <nickc@redhat.com>
5568 * config/sh/symbian.c: Replace C++ style line comments with C
5569 style line comments.
5570 (symbian_add_attribute): Do not use a ? operator on the LHS of
5571 an assignment.
5572 (sh_symbian_handle_dll_attribute): Change the type of the
5573 method vector to "VEC(tree,gc)*" and use vector accessor
5574 macros to walk over the elements.
5575 (symbian_export_vtable_and_rtti_p): Likewise.
5576 (symbian_class_needs_attribute_p): Likewise.
5578 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5580 PR target/22085
5581 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5582 initialize targetm.resolve_overloaded_builtin here.
5583 (altivec_expand_overloaded_builtin): Make it non-static.
5584 * config/rs6000/rs6000-protos.h
5585 (altivec_expand_overloaded_builtin): New prototype.
5586 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5587 targetm.resolve_overloaded_builtin here.
5588 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5590 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5591 Zdenek Dvorak <dvorakz@suse.cz>
5593 PR tree-optimization/19210
5594 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5595 New.
5596 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5597 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5598 rely on unproven assumptions.
5599 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5600 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5601 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5602 to number_of_iterations_exit.
5603 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5604 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5605 * tree-ssa-loop-niter.c (find_loop_niter,
5606 estimate_numbers_of_iterations_loop): Likewise.
5607 (number_of_iterations_exit): Honor the new options.
5608 * doc/invoke.texi (Wunsafe-loop-optimizations,
5609 funsafe-loop-optimizations): Document them.
5611 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5613 PR rtl-optimization/22167
5614 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5616 2005-07-20 Adam Nemet <anemet@lnxw.com>
5618 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5619 __do_global_dtors_aux longcall.
5621 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5623 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5624 (old_special_pred_table): Don't reference
5625 SPECIAL_MODE_PREDICATES.
5626 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5627 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5628 * config/sh/predicates.h: Don't mention
5629 SPECIAL_MODE_PREDICATES.
5630 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5631 Remove.
5633 2005-07-20 DJ Delorie <dj@redhat.com>
5635 * config.gcc: Add m32c-elf support.
5637 * doc/contrib.texi: Mention m32c.
5638 * doc/extend.texi: Document m32c extensions.
5639 * doc/install.texi: Mention m32c.
5640 * doc/invoke.texi: Document m32c options.
5641 * doc/md.texi: Document m32c constraints.
5643 * config/m32c/addsub.md: New file.
5644 * config/m32c/bitops.md: New file.
5645 * config/m32c/cond.md: New file.
5646 * config/m32c/jump.md: New file.
5647 * config/m32c/m32c-lib1.S: New file.
5648 * config/m32c/m32c-lib2.c: New file.
5649 * config/m32c/m32c-modes.def: New file.
5650 * config/m32c/m32c-pragma.c: New file.
5651 * config/m32c/m32c-protos.h: New file.
5652 * config/m32c/m32c.abi: New file.
5653 * config/m32c/m32c.c: New file.
5654 * config/m32c/m32c.h: New file.
5655 * config/m32c/m32c.md: New file.
5656 * config/m32c/m32c.opt: New file.
5657 * config/m32c/minmax.md: New file.
5658 * config/m32c/mov.md: New file.
5659 * config/m32c/muldiv.md: New file.
5660 * config/m32c/predicates.md: New file.
5661 * config/m32c/prologue.md: New file.
5662 * config/m32c/shift.md: New file.
5663 * config/m32c/t-m32c: New file.
5665 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5667 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5668 (stack_protect_set, stack_protect_test): New expanders.
5669 (stack_protect_set_si, stack_protect_set_si_media,
5670 stack_protect_set_di_media, stack_protect_test_si,
5671 stack_protect_test_si_media, stack_protect_test_di_media):
5672 New insns.
5674 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5676 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5678 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5680 * tree.h (tree_expr_nonzero_p): Export.
5681 * fold-const.c (tree_expr_nonzero_p): Likewise.
5682 Return true for CALL_EXPRs that are alloca calls.
5683 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5684 against zero.
5685 * tree-flow.h (expr_computes_nonzero): Remove.
5686 * tree-vrp.c (expr_computes_nonzero): Remove.
5687 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5688 (extract_range_from_unary_expr): Likewise.
5689 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5690 tree_expr_nonzero_p.
5692 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5694 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5695 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5696 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5697 All callers changed.
5698 (frame_related_constant_load): New arg "related" which controls
5699 setting of RTX_FRAME_RELATED_P. All callers changed.
5700 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5701 (bfin_expand_prologue): Add stack limit checking.
5702 * config/bfin/bfin.md (trapifcc): New pattern.
5704 * config/bfin/bfin.c: Include "langhooks.h".
5705 (def_builtin): Go through lang_hooks to call builtin_function.
5707 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5708 * config/bfin/predicates.md (symbol_ref_operand): New.
5709 (call_insn_operand): Delete. All callers changed to use
5710 register_no_elim_operand.
5711 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5712 call_cookie field.
5713 (function_arg): Use it to generate the call's operand 2.
5714 (bfin_longcall_p): New function.
5715 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5716 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5717 determine if the address needs to be in a REG.
5718 (bfin_handle_longcall_attribute): New function.
5719 (bfin_attribute_table): Add "longcall" and "shortcall".
5720 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5721 (CUMULATIVE_ARGS): New member call_cookie.
5722 (PREDICATE_CODES): Add symbol_ref_operand.
5723 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5724 extra USE to the pattern.
5725 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5726 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5727 sibcall_value_insn; now the new patterns handle direct calls and the
5728 old ones indirect calls.
5729 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5731 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5733 * doc/trouble.texi: Update section on handling of empty loops.
5735 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5737 * config.gcc: Remove support for sparc-*-openbsd*,
5738 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5739 ns32k-*-netbsd*.
5740 * config.host: Remove support for i860-*-sysv4* as a host.
5741 * config/i860/*, config/ip2k/*, config/ns32k/*,
5742 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5743 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5744 mention obsolete ports.
5746 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5748 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5749 soft frame pointer.
5750 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5751 of frame_pointer_rtx.
5752 (sh_expand_epilogue): Likewise.
5753 (sh_set_return_address): Likewise.
5754 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5755 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5756 offsets from FRAME_POINTER_REGNUM.
5757 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5758 (sh_register_names): Add initializer for sfp.
5759 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5760 (VALID_REGISTER_P): Likewise.
5761 (FIRST_PSEUDO_REGISTER): Update.
5762 (DWARF_FRAME_REGISTERS): Define.
5763 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5764 (HARD_FRAME_POINTER_REGNUM): Define.
5765 (FRAME_POINTER_REGNUM): Redefine.
5766 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5767 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5768 from FRAME_POINTER_REGNUM.
5769 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5770 FRAME_POINTER_REGNUM.
5771 (REG_CLASS_CONTENTS): Add sfp.
5772 (REG_ALLOC_ORDER): Likewise.
5773 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5774 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5775 of frame_pointer_rtx.
5776 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5778 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5780 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5781 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5782 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5783 of an ABS_EXPR.
5784 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5785 ABS_EXPR<x>.
5787 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5789 Make CONSTRUCTOR use VEC to store initializers.
5790 * c-common.c (complete_array_type): Update to cope with VEC in
5791 CONSTRUCTOR_ELTS.
5792 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5793 (pp_c_constructor_elts): New function.
5794 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5795 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5796 struct constructor_stack, struct initializer_stack,
5797 constructor_elements, push_init_level, pop_init_level,
5798 add_pending_init, find_init_member, output_init_element): Update to
5799 cope with VEC in CONSTRUCTOR_ELTS.
5800 * coverage.c (build_fn_info_value, build_ctr_info_value,
5801 build_gcov_info): Likewise.
5802 * expr.c (categorize_ctor_elements_1, store_constructor,
5803 expand_expr_real_1): Likewise.
5804 * fold-const.c (fold_ternary): Likewise.
5805 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5806 gimplify_init_constructor, gimplify_expr): Likewise.
5807 * tree-dump.c (dequeue_and_dump): Likewise.
5808 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5809 node.
5810 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5811 CONSTRUCTOR_ELTS.
5812 * tree-sra.c (generate_element_init_1): Likewise.
5813 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5814 * tree-ssa-operands.c (get_expr_operands): Likewise.
5815 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5816 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5817 (get_initial_def_for_reduction): Likewise.
5818 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5819 value handle in annotations.
5820 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5821 tree_node_structure): Add support for constr_kind.
5822 (build_vector_from_ctor, build_constructor_single,
5823 build_constructor_from_list): New functions.
5824 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5825 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5826 Update to cope with VEC in CONSTRUCTOR_ELTS.
5827 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5828 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5829 CONSTRUCTOR_APPEND_ELT): New macros.
5830 (struct constructor_elt, struct tree_constructor): New data types.
5831 (union tree_node): Add tree_constructor field.
5832 * treestruct.def: Define TS_CONSTRUCTOR.
5833 * varasm.c (const_hash_1, compare_constant, copy_constant,
5834 compute_reloc_for_constant, output_addressed_constants,
5835 initializer_constant_valid_p, output_constant,
5836 array_size_for_constructor, output_constructor): Update to cope with
5837 VEC in CONSTRUCTOR_ELTS.
5838 * vec.h (VEC_empty, VEC_copy): New macros.
5840 2005-07-19 Devang Patel <dpatel@apple.com>
5842 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5844 2005-07-19 Richard Henderson <rth@redhat.com>
5846 PR tree-opt/22278
5847 * gimplify.c (gimplify_expr): Use main variant type for the temp
5848 destination for a discarded volatile read.
5849 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5850 casts between non-void types that change volatility.
5852 2005-07-15 DJ Delorie <dj@redhat.com>
5854 * toplev.h: Add comment about the first parameter for warning().
5855 * errors.h: Likewise.
5857 * c.opt (Wpragmas): New.
5858 * doc/invoke.texi: Document it.
5860 * function.c (do_warn_unused_parameter): Add warning control to
5861 warning call.
5862 * c-decl.c (warn_if_shadowing): Likewise.
5863 * c-lex.c (cb_def_pragma): Likewise.
5864 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5865 (pop_alignment): Likewise.
5866 (handle_pragma_pack): Likewise.
5867 (apply_pragma_weak): Likewise.
5868 (handle_pragma_weak): Likewise.
5869 (handle_pragma_redefine_extname): Likewise.
5870 (add_to_renaming_pragma_list): Likewise.
5871 (handle_pragma_extern_prefix): Likewise.
5872 (maybe_apply_renaming_pragma): Likewise.
5873 (handle_pragma_visibility): Likewise.
5875 * config/c4x/c4x-c.c (BAD): Likewise.
5876 (c4x_parse_pragma): Likewise.
5877 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5878 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5879 (rs6000_pragma_longcall): Likewise.
5880 * config/v850/v850-c.c (pop_data_area): Likewise.
5881 (ghs_pragma_section): Likewise.
5882 (ghs_pragma_section): Likewise.
5883 (ghs_pragma_interrupt): Likewise.
5884 (ghs_pragma_starttda): Likewise.
5885 (ghs_pragma_startsda): Likewise.
5886 (ghs_pragma_startzda): Likewise.
5887 (ghs_pragma_endtda): Likewise.
5888 (ghs_pragma_endsda): Likewise.
5889 (ghs_pragma_endzda): Likewise.
5891 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5892 Kenneth Zadeck <zadeck@naturalbridge.com>
5894 * Makefile.in: Removed tree-promote-statics.c
5895 * tree-promote-statics.c: Removed.
5896 * common.opt: Removed flag-promote-statics.
5897 * opts.c: Ditto.
5898 * passes.c: Removed tree-promote-statics pass.
5899 * tree-pass.h: Ditto.
5900 * timevar.def: Removed TV_PROMOTE_STATICS.
5903 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5905 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5906 and *-*-freebsd9.
5907 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5909 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5911 PR c/22476
5912 * c-common.c (check_function_arguments): Call
5913 'check_function_format' if either -Wformat or
5914 -Wmissing-format-attribute are specified.
5915 * c-format.c (check_function_format): Check -Wformat before
5916 calling 'check_format_info'.
5917 * c-opts.c (c_common_post_options): Don't warn for
5918 -Wmissing-format-attribute without -Wformat.
5919 * c-typeck.c (convert_for_assignment): Detect additional cases for
5920 -Wmissing-format-attribute.
5921 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5922 behavior.
5924 2005-07-19 Richard Guenther <rguenther@suse.de>
5926 * config/i386/i386.md (lrint<mode>2): Use temporary
5927 instead of clobbering non-existent memory.
5929 2005-07-19 Nick Clifton <nickc@redhat.com>
5931 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5932 statement to avoid displaying ASCII control characters.
5934 2005-07-19 Ben Elliston <bje@au.ibm.com>
5936 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5937 * cfganal.c (find_edge_index): Ditto.
5938 * combine.c (combine_instructions): Ditto.
5939 * ddg.c (create_scc): Ditto.
5940 (find_successors): Ditto.
5941 (find_predecessors): Ditto.
5942 (find_nodes_on_paths): Ditto.
5943 (longest_simple_path): Ditto.
5944 * flow.c (update_life_info): Ditto.
5945 (count_or_remove_death_notes): Ditto.
5946 (clear_log_links): Ditto.
5947 * modulo-sched.c (generate_reg_moves): Ditto.
5948 (find_max_asap): Ditto.
5949 (find_max_hv_min_mob): Ditto.
5950 (find_max_dv_min_mob): Ditto.
5951 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5952 * sched-rgn.c (extract_edgelst): Ditto.
5953 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5954 (dump_update_ssa): Ditto.
5955 (ssa_names_to_replace) Ditto.
5956 (switch_virtuals_to_full_rewrite): Ditto.
5957 (update_ssa): Ditto.
5958 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5960 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5962 Fix PR tree-optimization/22483
5964 * tree-complex.c (create_components): Use
5965 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5966 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5967 * tree-flow.h (safe_referenced_var_iterator): New structure.
5968 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5969 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5970 safe_referenced_var iterator.
5971 (add_type_alias): Ditto.
5973 2005-07-19 Steven Bosscher <stevenb@suse.de>
5975 * loop-init.c (rest_of_handle_loop2): Remove.
5976 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5977 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5978 (pass_rtl_loop_init, pass_rtl_loop_done,
5979 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5980 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5981 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5982 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5983 pass_tree_loop_done, and pass_tree_unswitch.
5984 (gate_loop): Rename to gate_tree_loop.
5985 * passes.c (init_optimization_passes): Update for renamed tree
5986 loop passes. Add the new loop2 passes as subpasses of loop2.
5987 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5988 Update for the renamed tree loop passes.
5990 2005-07-18 Ian Lance Taylor <ian@airs.com>
5992 PR middle-end/22057
5993 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5994 blocks when optimizing.
5996 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5998 * common.opt (frename-registers): Initialize to 2.
5999 (fweb): Ditto.
6000 (fgcse-after-reload): Ditto.
6001 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6002 (process_options): Only change flag_web, flag_rename_registers,
6003 and flag_rerun_cse_after_loop if not explicitly set by user.
6005 2005-07-18 Jan Beulich <jbeulich@novell.com>
6007 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6008 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6009 in 64-bit mode the same as DImode in 32-bit mode.
6010 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6011 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6012 mode. Add new mode parameter.
6013 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6014 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6015 x86_64_shift_adj): New expanders.
6016 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6017 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6018 insns.
6019 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6020 DImode shift splitters.
6021 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6022 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6023 mode parameter.
6025 2005-07-18 Jan Beulich <jbeulich@novell.com>
6027 * i386.md (movdi_extzv_1): New.
6028 (zero_extendhidi2): Combine alternatives and never force use of
6029 REX64 prefix.
6030 (zero_extendqidi2): Likewise. Don't restrict input selection.
6032 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6034 Fix PR tree-optimization/22531
6035 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6036 moment.
6038 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6040 * tree-promote-statics.c (pass_promote_statics): Change dump file
6041 name.
6043 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6045 * tree-optimize.c (init_tree_optimization_passes): Add
6046 pass_eliminate_useless_stores pass.
6047 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6048 * tree-ssa-pre.c (is_copy_stmt): New function.
6049 (follow_copies_till_vuse): Ditto.
6050 (do_eustores): Ditto.
6051 (gate_eustores): Ditto.
6053 2005-07-16 Richard Henderson <rth@redhat.com>
6055 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6057 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6058 Kenneth Zadeck <zadeck@naturalbridge.com>
6060 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6061 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6062 ipa-type-escape.h, tree-promote-statics.c
6063 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6064 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6065 tree-promote-statics.c: new files.
6066 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6067 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6068 int nonlocal_set_p, mark_constant_function): Deleted.
6069 (rest_of_handle_cfg): Removed call to mark_constant_function.
6070 (nonoverlapping_component_refs_p): Added calls to support
6071 type based aliasing.
6072 * tree-ssa-alias.c (may_alias_p,
6073 compute_flow_insensitive_aliasing): Ditto.
6074 * calls.c (flags_from_decl_or_type): Removed reference to
6075 cgraph_rtl_info.
6076 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6077 too many arguments. This is necessary for Spec 2000.
6078 * cgraph.h (const_function, pure_function): Removed.
6079 * common.opt: Added "fipa-pure-const", "fipa-reference",
6080 "fipa-type-escape", and "ftree-promote-static".
6081 * opts.c: Ditto.
6082 * passes.c: Added ipa and tree-promote-statics passes.
6083 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6084 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6085 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6086 * tree-flow.h: Added exposed sra calls and addition of
6087 reference_vars_info field for FUNCTION_DECLS.
6088 * tree-pass.h: Added passes.
6089 * tree-sra.c: (sra_init_cache): New function.
6090 (sra_insert_before, sra_insert_after) Made public.
6091 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6092 and made public.
6093 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6094 aliasing. (may_alias_p): Added code to use type escape analysis to
6095 improve alias sets.
6096 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6097 code to prune clobbers of static variables based on information
6098 produced in ipa-reference pass. Changed call clobbering so that
6099 statics are not marked as clobbered if the call does not clobber
6100 them.
6102 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6104 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6105 too.
6107 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6109 * doc/install.texi (*-*-solaris2*): Document recommended version
6110 of GNU binutils and mention GNU linker problem on Solaris 10.
6112 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6114 PR c/22421
6115 * c-decl.c (c_build_bitfield_integer_type): New function.
6116 (finish_struct): Call it.
6117 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6119 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6121 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6122 before returning.
6124 2005-07-16 Jan Hubicka <jh@suse.cz>
6126 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6127 (scale_bbs_frequencies_int): Watch roundoff errors.
6128 * predict.c (return_prediction): Initialize return_stmt.
6130 2005-07-16 Jan Hubicka <jh@suse.cz>
6132 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6133 after RTL profiling.
6135 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6137 PR middle-end/22398
6138 * fold-const.c (build_range_check): Convert high/low to etype
6139 if we are only comparing against exp.
6141 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6143 Fix PR tree-optimization/22376
6144 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6145 special var here.
6146 (need_to_solve): New function.
6147 (compute_points_to_sets): Use it.
6149 2005-07-15 Jan Hubicka <jh@suse.cz>
6151 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6152 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6154 2005-07-15 Richard Guenther <rguenther@suse.de>
6156 * c-common.c (handle_flatten_attribute): New function.
6157 Add flatten function attribute.
6158 * doc/extend.texi: Document flatten function attribute.
6159 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6160 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6161 New functions.
6162 (cgraph_decide_inlining): Handle functions with flatten
6163 attribute.
6165 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6167 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6168 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6169 UNSPEC_XCHG, UNSPEC_AND): New.
6170 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6171 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6172 * config/rs6000/sync.md (FETCHOP): New code macro.
6173 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6174 New code attrs.
6175 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6176 (sync_compare_and_swap<mode>): Same.
6177 (sync_lock_test_and_set<mode>): Same.
6178 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6179 for QImode and HImode, and not PPC405.
6180 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6181 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6182 (sync_<fetchop>{si,di}_internal): New.
6183 (sync_nand{si,di}_internal): New.
6184 (sync_old_<fetchop>{si,di}_internal): New.
6185 (sync_old_nand{si,di}_internal): New
6186 (sync_new_<fetchop>{si,di}_internal): New.
6187 (sync_new_nand{si,di}_internal): New.
6188 (atomic_and{si,di}): New.
6189 (sync_new_nand{si,di}_internal): New.
6190 (atomic_and{si,di}): New.
6191 (sync_add<mode>_internal): Delete.
6192 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6193 (sync_sub<mode>_internal): Delte.
6194 (sync_subshort_internal): New.
6195 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6196 (sync_anddi_internal): Delete.
6197 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6198 (sync_booldi_internal): Delete.
6199 (sync_boolc<mode>_internal): Delete.
6200 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6201 (sync_boolc<mode>_internal2): Delete.
6202 (sync_boolcc<mode>_internal): Delete.
6203 (isync, lwsync): Use unspec instead of unspec_volatile.
6204 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6205 Revert UNSPEC_VOLATILE.
6206 (rs6000_split_atomic_op): New.
6207 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6209 2005-07-14 Eric Christopher <echristo@redhat.com>
6211 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6212 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6214 2005-07-14 Eric Christopher <echristo@redhat.com>
6216 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6218 2005-07-14 Steven Bosscher <stevenb@suse.de>
6220 PR tree-optimization/22230
6221 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6222 the computation of the four cross productions for "range op range".
6224 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6225 Ulrich Weigand <uweigand@de.ibm.com>
6227 PR target/20126
6228 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6229 in some insn.
6231 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6233 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6235 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6237 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6239 2005-07-14 Richard Guenther <rguenther@suse.de>
6241 PR middle-end/22347
6242 * config/i386/i386-protos.h (ix86_function_value): Change
6243 prototype to match new target hook.
6244 * config/i386/i386.c (ix86_value_regno): Change prototype
6245 to take extra type argument.
6246 (TARGET_FUNCTION_VALUE): Define.
6247 (ix86_function_ok_for_sibcall): Pass extra argument to
6248 ix86_value_regno, check return slot rtx for exact match.
6249 (ix86_function_value): Take extra parameter. Dispatch to
6250 ix86_value_regno with fndecl/fntype as provided.
6251 (ix86_value_regno): Handle extra type argument.
6252 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6254 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6255 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6256 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6257 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6258 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6260 2005-07-14 Richard Guenther <rguenther@suse.de>
6262 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6263 * calls.c (expand_call): Pass fntype to hard_function_value.
6264 (emit_library_call_value_1): Likewise.
6265 * explow.c: Include target.h.
6266 (hard_function_value): Take extra argument, the fntype.
6267 Use new target hook for function_value.
6268 * expr.h (hard_function_value): Change prototype.
6269 * function.c (aggregate_value_p): Pass 0 as fntype to
6270 hard_function_value.
6271 (assign_parms): Use new target hook for function_value.
6272 Pass 0 as fntype to hard_function_value.
6273 (expand_function_end): Likewise.
6274 * reg-stack.c: Include target.h.
6275 (stack_result): Use new target hook for function_value.
6276 * target-def.h: New target hook function_value.
6277 * target.h: Likewise.
6278 * targhooks.c (default_function_value): New function.
6279 * targhooks.h (default_function_value): Declare.
6281 2005-07-13 Ian Lance Taylor <ian@airs.com>
6283 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6285 2005-07-14 Jan Hubicka <jh@suse.cz>
6287 * tree-dfa.c (dump_variable): Use default_def function.
6288 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6289 * tree-ssa.c (verify_use): Likewise.
6290 * tree-ssanames.c (release_ssa_name): Likewise.
6291 * tree-tailcall.c (eliminate_tail_call): Likewise.
6292 (tree_optimize_tail_calls_1): Likewise.
6293 * tree-vrp.c (get_value_range): Likewise.
6295 2005-07-14 Ben Elliston <bje@au.ibm.com>
6297 * gcc.c (main): Compare language[0] with '*' when iterating over
6298 the infiles.
6300 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6302 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6303 "s390_emit_compare". Add handling of CCZ1mode.
6304 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6305 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6306 checking.
6307 (s390_branch_condition_mask): Add CCZ1mode handling.
6308 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6309 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6310 Use CCZ1mode instead of CCZmode.
6311 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6313 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6315 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6316 pattern.
6317 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6319 2005-07-13 Eric Christopher <echristo@redhat.com>
6321 * config/mips/mips.c (mips_canonicalize_comparison): New.
6322 (mips_emit_int_relational): Use.
6324 2005-07-13 Eric Christopher <echristo@redhat.com>
6326 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6327 static extra parts.
6328 * config/s390/s390.md: Include tpf.md. Move tpf specific
6329 patterns...
6330 * config/s390/tpf.md: To here.
6331 * config/s390/s390.opt: Move tpf specific options...
6332 * config/s390/tpf.opt: to here. Add mmain option.
6333 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6334 * config/s390/tpf.h: Rewrite.
6336 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6338 * doc/tm.texi: Remove @xref{Cross-profiling}.
6340 2005-07-13 Jeff Law <law@redhat.com>
6342 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6343 expressions, test their _DECL operands for pointer equality rather
6344 than using operand_equal_p.
6346 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6348 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6349 (TARGET_POSIX_IO): This.
6350 * config/darwin.h: Likewise.
6351 * config/freebsd.h: Likewise.
6352 * config/linux.h: Likewise.
6353 * config/lynx.h: Likewise.
6354 * config/netbsd.h: Likewise.
6355 * config/rs6000/linux64.h: Likewise.
6356 * config/rs6000/linux.h: Likewise.
6357 * config/s390/tpf.h: Likewise.
6358 * config/sh/embed-elf.h: Likewise.
6359 * config/sparc/linux64.h: Likewise.
6360 * config/sparc/linux.h: Likewise.
6361 * config/svr4.h: Likewise.
6362 * gcov-io.h: Likewise.
6364 * doc/tm.texi: Updated.
6366 * libgcov.c (create_file_directory): Defined only if
6367 TARGET_POSIX_IO is defined.
6368 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6369 is defined.
6371 2005-07-13 Jan Hubicka <jh@suse.cz>
6373 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6375 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6377 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6378 structure as argument.
6380 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6382 PR tree-optimization/21921
6383 * tree-iterator.c (tsi_link_before): Support the case when
6384 tsi_end_p (tsi) == true.
6386 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6388 PR tree-optimization/22442
6389 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6390 correctly.
6392 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6394 PR rtl-optimization/20376
6395 * toplev.c (process_options): Enable -fweb and -frename-registers when
6396 unrolling.
6397 * doc/invoke.texi: Update the information about when -fweb and
6398 -frename-registers are enabled.
6400 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6402 PR tree-opt/21840
6403 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6404 if *rhs_p is not a SSA_NAME.
6406 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6408 Fix PR tree-optimization/22422
6409 * tree-ssa-structalias.c (struct variable_info): Add flag for
6410 special vars.
6411 (get_varinfo): Now a static function.
6412 (new_varinfo): init has_union and is_special_var to false.
6413 (solution_set_add): Check has_union.
6414 (do_da_constraint): Move temporary variable so it gets reset
6415 properly.
6416 Also check for special variable.
6417 (do_ds_constraint): Ditto.
6418 (do_sd_constraint): Ditto.
6419 (do_structure_copy): Check for special variable.
6420 (find_func_aliases): Ditto.
6421 (init_base_vars): Set special vars properly.
6423 2005-07-13 Jan Hubicka <jh@suse.cz>
6425 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6426 do unit-at-a-time.
6428 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6429 (get_expr_operands): Fix thinko wrt flags and subvars.
6431 PR tree-optimize/22379
6432 * tree-inline.c (expand_call_inline): Do not output sorry in early
6433 inlining.
6435 2005-07-12 Dale Johannesen <dalej@apple.com>
6437 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6439 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6441 PR bootstrap/21704
6442 * host-linux.h: Include limits.h.
6444 2005-07-12 Dale Johannesen <dalej@apple.com>
6446 * expr.c (compress_float_constant): Add cost check.
6447 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6449 2005-07-12 Dale Johannesen <dalej@apple.com>
6451 * gcc.target/i386/compress-float-sse.c: New.
6452 * gcc.target/i386/compress-float-sse-pic.c: New.
6453 * gcc.target/i386/compress-float-387.c: New.
6454 * gcc.target/i386/compress-float-387-pic.c: New.
6455 * gcc.dg/compress-float-ppc.c: New.
6456 * gcc.dg/compress-float-ppc-pic.c: New.
6458 2005-07-12 Eric Christopher <echristo@redhat.com>
6460 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6461 static extra parts.
6462 * config/s390/s390.md: Include tpf.md. Move tpf specific
6463 patterns...
6464 * config/s390/tpf.md: To here.
6465 * config/s390/s390.opt: Move tpf specific options...
6466 * config/s390/tpf.opt: to here. Add mmain option.
6467 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6468 * config/s390/tpf.h: Rewrite.
6470 2005-07-12 Eric Christopher <echristo@redhat.com>
6472 * gcc.c (struct infile): Update comment for language.
6473 (main): Rewrite input file resetting code.
6475 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6477 PR tree-opt/22335
6478 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6479 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6480 (lookup_avail_expr): Use constant_boolean_node instead
6481 of boolean_false_node/boolean_true_node.
6483 2005-07-12 Ben Elliston <bje@au.ibm.com>
6485 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6486 and use it when printing num_edges.
6488 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6490 * doc/extend.texi (Blackfin Built-in Functions): New section.
6491 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6492 @opindex.
6494 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6496 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6497 s/cmpstrsi/cmpstrnsi
6498 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6499 'cmpstrnsi'.
6500 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6501 (init_optabs): Initialize cmpstrn_optab.
6502 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6503 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6504 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6505 * config/i386/i386.md: s/cmpstr/cmpstrn
6506 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6507 * doc/md.texi: Update documentation.
6509 2005-07-11 Richard Henderson <rth@redhat.com>
6511 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6512 build_va_arg_indirect_ref.
6513 (alpha_gimplify_va_arg): Likewise.
6514 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6515 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6516 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6517 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6518 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6519 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6520 Likewise.
6521 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6523 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6525 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6526 * passes.c (init_optimization_passes): Add pass_empty_loop.
6527 * tree-pass.h (pass_empty_loop): Declare.
6528 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6529 try_remove_empty_loop, remove_empty_loops): New functions.
6530 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6531 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6533 2005-07-12 Peter Barada <peter@the-baradas.com>
6535 PR middle-end/16719
6536 PR middle-end/18421
6537 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6538 in address registers.
6539 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6540 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6541 alternative of addsi3_5200.
6543 2005-07-11 Ian Lance Taylor <ian@airs.com>
6545 * config/mips/mips.md (ffs<mode>2): Remove.
6547 2005-07-11 Ian Lance Taylor <ian@airs.com>
6549 * doc/tree-ssa.texi (Cleanups): Improve description of
6550 TRY_FINALLY_EXPR.
6551 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6553 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6555 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6556 * tree.h (DECL_ARGUMENT_FLD): New macro.
6558 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6560 Fix PR tree-optimization/22404
6562 * tree-ssa-structalias.c (create_variable_info_for): Use
6563 correct offset.
6565 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6567 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6568 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6569 for second comparison operand.
6570 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6572 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6573 (define_insn_reservation "alu"): Likewise.
6574 (csync, ssync): Now of type sync.
6575 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6576 -mcsync-anomaly -mspecld-anomaly.
6577 * config/bfin/bfin.opt (mcsync): Remove.
6578 (mcsync-anomaly, mspecld-anomaly): Add.
6579 * config/bfin/bfin.c: Include "insn-codes.h".
6580 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6581 (TARGET_DEFAULT_TARGET_FLAGS): New.
6582 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6584 2005-07-11 Steven Bosscher <stevenb@suse.de>
6586 * basic-block.h: Give the BB flags enum a name, bb_flags.
6587 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6588 * cfgcleanup.c (enum bb_flags): Remove here.
6589 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6590 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6591 (update_forwarder_flag): Likewise.
6592 (thread_jump): Likewise.
6593 (try_forward_edges): Likewise.
6594 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6595 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6596 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6598 2005-07-11 Richard Guenther <rguenther@suse.de>
6600 * config/i386/i386.opt: New target option -msseregparm.
6601 * config/i386/i386.c (override_options): Error out for
6602 -msseregparm but no SSE support.
6603 (ix86_function_sseregparm): Check for global sseregparm.
6604 * doc/invoke.texi: Document -msseregparm.
6606 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6608 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6609 (m32rle-*-linux*): Ditto.
6611 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6613 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6614 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6615 bytes.
6617 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6619 PR middle-end/22239
6620 PR target/20126
6621 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6622 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6624 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6626 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6627 (varmap): Heapify varmap.
6628 (constraints): Heapify constraints.
6629 (struct constraint_graph): Heapify succs and preds.
6630 (constraint_vec_find): Update for heapification.
6631 (constraint_set_union): Ditto.
6632 (insert_into_complex): Ditto.
6633 (constraint_edge_vec_find): Ditto.
6634 (erase_graph_self_edge): Ditto.
6635 (add_graph_edge): Ditto.
6636 (get_graph_weights): Ditto.
6637 (merge_graph_nodes): Ditto.
6638 (build_constraint_graph): Ditto.
6639 (topo_visit): Ditto.
6640 (solve_graph): Ditto.
6641 (create_variable_info_for): Ditto.
6642 (init_base_vars): Ditto.
6643 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6644 (condese_varmap_nodes): Free complex vector.
6645 (clear_edges_for_node): Clear succs and preds vector.
6647 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6649 * tree-ssa-structalias.c (update_alias_info): Change counting of
6650 references to not include vdefs.
6652 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6654 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6655 (up_insert): Ditto.
6657 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6659 * pa.c (pa_commutative_p): Make PLUS commutative when
6660 TARGET_NO_SPACE_REGS is true.
6662 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6664 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6665 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6666 * tree-dfa.c (dump_subvars_for): New.
6667 (debug_subvars_for): New.
6668 (dump_variable): Show subvariables if VAR has them.
6669 * tree-flow-inline.h (get_subvar_at): New.
6670 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6671 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6672 Update all users.
6673 (struct subvar): Change fields offset and size to unsigned
6674 HOST_WIDE_INT.
6675 (dump_subvars_for): Declare.
6676 (debug_subvars_for): Declare.
6677 (get_subvar_at): Declare.
6678 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6679 to unsigned HOST_WIDE_INT *.
6680 (overlap_subvar): Likewise.
6681 * tree-gimple.c (is_gimple_reg): Always return false for
6682 SFTs and memory tags.
6683 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6684 Update all callers.
6685 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6686 (compute_may_aliases): Call compute_points_to_sets.
6687 (collect_points_to_info_for): Remove.
6688 (compute_points_to_and_addr_escape): Remove.
6689 (delete_alias_info): Call delete_points_to_sets.
6690 (compute_flow_sensitive_aliasing): If the call to
6691 find_what_p_points_to returns false, call set_pt_anything.
6692 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6693 (set_pt_anything): Clear pi->pt_vars.
6694 (set_pt_malloc): Remove.
6695 (merge_pointed_to_info): Remove.
6696 (add_pointed_to_expr): Remove.
6697 (add_pointed_to_var): Remove.
6698 (collect_points_to_info_r): Remove.
6699 (is_escape_site): Make extern.
6700 (create_sft): New.
6701 (create_overlap_variables_for): Call it.
6702 * tree-ssa-copy.c (merge_alias_info): Never merge
6703 flow-sensitive alias information.
6704 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6705 offset and size to be unsigned HOST_WIDE_INT.
6706 (add_to_addressable_set): Rename from note_addressable.
6707 Set TREE_ADDRESSABLE as the variables are added to the set.
6708 Update all users.
6709 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6710 operands into VUSEs when adding V_MAY_DEFs for members in an
6711 alias set.
6712 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6713 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6714 (struct variable_info): Add bitfield is_heap_var.
6715 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6716 (new_var_info): Initialize is_heap_var.
6717 (get_constraint_for): Add HEAP variables to the symbol table.
6718 Mark them with is_heap_var.
6719 (update_alias_info): New. Taken mostly from the old
6720 compute_points_to_and_addr_escape.
6721 (handle_ptr_arith): New.
6722 (find_func_aliases): Call update_alias_info.
6723 Call handle_ptr_info for tcc_binary expressions.
6724 Call mark_stmt_modified.
6725 (create_variable_info_for): If DECL has subvars, do not create
6726 variables for its subvars. Always add all the fields.
6727 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6728 SFTs, then add all the SFTs of the structure.
6729 If VI->DECL is an aggregate with subvariables, add the SFT at
6730 VI->OFFSET.
6731 (find_what_p_points_to): If VI is an artificial variable,
6732 translate to bitfields in SSA_NAME_PTR_INFO.
6733 If the solution is empty, set pi->pt_vars to NULL
6734 (init_base_vars): Create ANYOFFSET.
6735 (compute_points_to_sets): Rename from create_alias_vars.
6736 Make extern.
6737 (pass_build_pta): Remove.
6738 (delete_points_to_sets): Rename from delete_alias_vars.
6739 (pass_del_pta): Remove.
6740 * tree-ssa-structalias.h (struct alias_info): Move from
6741 tree-ssa-alias.h.
6742 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6743 NUM_REFERENCES_SET): Likewise.
6744 (compute_points_to_sets, delete_points_to_sets): Declare.
6746 2005-07-09 Richard Henderson <rth@redhat.com>
6748 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6749 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6750 alpha_split_lock_test_and_set_12): New functions.
6751 * config/alpha/alpha-protos.h: Update.
6752 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6753 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6754 * config/alpha/sync.md (I12MODE): New.
6755 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6756 (sync_<fetchop_name><I48MODE>): Likewise.
6757 (sync_nand<I48MODE>): Likewise.
6758 (sync_old_<fetchop_name><I48MODE>): Likewise.
6759 (sync_new_<fetchop_name><I48MODE>): Likewise.
6760 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6761 (sync_compare_and_swap<I48MODE>): Likewise.
6762 (sync_lock_test_and_set<I48MODE>): Likewise.
6763 (sync_compare_and_swap<I12MODE>): New.
6764 (sync_compare_and_swap<I12MODE>_1): New.
6765 (sync_lock_test_and_set<I12MODE>): New.
6766 (sync_lock_test_and_set<I12MODE>_1): New.
6768 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6770 PR 21356
6771 PR 22332
6772 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6774 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6776 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6777 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6779 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6781 PR target/21656
6782 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6784 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6786 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6787 memory_operand constraint.
6788 (store_conditional_<mode>): Same.
6789 (sync_compare_and_swap<mode>): Same.
6790 (sync_lock_test_and_set<mode>): Same.
6792 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6794 Rewrite PIC support to more closely model actual instructions.
6795 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6796 (cris_symbol): Remove prototypes for removed functions.
6797 (cris_pic_symbol_type_of, cris_valid_pic_const)
6798 (cris_expand_pic_call_address): Prototypes for new functions.
6799 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6800 variable.
6801 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6802 modifiers.
6803 <case ':'>: Add case for new punctuation character.
6804 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6805 emitting (extra) PIC modifier.
6806 <case UNSPEC>: Do not assert for PLT.
6807 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6808 (cris_expand_prologue, cris_expand_epilogue): Check
6809 for pic_offset_table_rtx usage instead of taking
6810 current_function_uses_pic_offset_table as the final word.
6811 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6812 Remove flag_pic difference.
6813 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6814 the moral equivalents of...
6815 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6816 functions.
6817 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6818 (cris_handle_option): Mark ARG as unused.
6819 (cris_expand_pic_call_address): New worker function for "call",
6820 "call_value".
6821 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6822 output PIC constructs here.
6823 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6824 as symbol-specific modifers, not whole or part of operands.
6825 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6826 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6827 constants and flag_pic.
6828 (CONSTANT_INDEX_P): Adjust for new functions.
6829 (enum cris_pic_symbol_type): New helper type.
6830 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6831 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6832 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6833 define_constants.
6834 ("movsi"): Emit actual instructions for GOT and relative access.
6835 ("*movsi_got_load"): New pattern to set up the register holding
6836 the GOT pointer.
6837 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6838 Adjust FIXME for 'S'.
6839 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6840 Use "movs" for -fpic cases.
6841 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6842 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6843 ("call", "call_value"): Just call cris_expand_pic_call_address for
6844 PIC addresses.
6845 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6846 Remove special pattern.
6847 ("*expanded_call_side", "*expanded_call_value_side"): New
6848 patterns.
6849 (gotplt-to-plt, gotplt-to-plt-side-call)
6850 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6851 peephole2:s.
6852 * config/cris/cris/predicates.md
6853 ("cris_general_operand_or_gotless_symbol"): Remove unused
6854 predicate.
6855 ("cris_general_operand_or_symbol"): Adjust for new functions.
6857 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6859 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6861 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6863 * Makefile.in (TREE_H): Add treestruct.def.
6864 (c-decl.o): Add pointer-set.h
6865 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6866 visibility on regular DECL's.
6867 (merge_decls): Fix the copying of decl nodes of various types for
6868 the new structures. Don't update RTL, section name, weak status,
6869 etc, on DECL's without RTL.
6870 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6871 Don't check volatile on non-variable types.
6872 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6873 to check whether we have seen arguments.
6874 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6875 flag is checked before field (flag is common, field is not).
6876 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6877 TS_DECL_COMMON could have an origin.
6878 (add_location_or_const_value_attribute): Don't check section name
6879 on non-var/function decls.
6880 (dwarf2out_var_location): Reverse order of tests.
6881 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6882 with DECL_WRTL_CHECK.
6883 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6884 * fold-const.c (fold_binary): Don't check weakness on
6885 non-var/function decls.
6886 (tree_expr_nonzero_p): Ditto.
6887 (fold_checksum_tree): Use tree_decl_extra as sizeof
6888 buffer.
6889 * ggc-page.c (extra_order_size_table): Add sizes for
6890 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6891 tree_field_decl.
6892 * gimplify.c (gimplify_bind_expr): Only set
6893 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6894 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6895 without RTL.
6896 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6897 * langhooks.h (init_ts). New langhook.
6898 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6899 * print-tree.c (print_node): Update to only print fields that
6900 exist in the structures the passed decl has.
6901 * toplev.c (wrapup_global_declarations): Don't reset
6902 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6903 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6904 * tree-inline.c (remap_decl): Ditto.
6905 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6906 * tree-pretty-print.c (print_declaration): Don't print
6907 DECL_REGISTER on things that don't contain it.
6908 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6909 non-var/function decls.
6910 * tree.c (tree_contains_struct): New structure.
6911 (init_priority_for_decl): New hashtable.
6912 (tree_int_map): New structure.
6913 (tree_int_map_eq): New function.
6914 (tree_int_map_marked_p): Ditto.
6915 (tree_int_map_hash): Ditto.
6916 (tree_map): Move to tree.h.
6917 (tree_map_eq): Externalize.
6918 (tree_map_hash): Ditto.
6919 (tree_map_marked_p): Ditto.
6920 (init_ttree): Set up tree_contains_struct and call langhook.
6921 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6922 (tree_code_size): Update for new structures.
6923 (tree_node_structure): Update for new structures.
6924 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6925 without the field.
6926 (copy_node_stat): Copy init priority.
6927 (build_decl_stat): Ditto for visibility.
6928 (ts_enum_names): New.
6929 (tree_contains_struct_check_failed): New function.
6930 (decl_init_priority_lookup): Ditto.
6931 (decl_init_priority_insert): Ditto.
6932 * treestruct.def: New file.
6933 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6934 (CONTAINS_STRUCT_CHECK): Ditto.
6935 (tree_contains_struct_check_failed): New prototype.
6936 (DECL_CHECK): Removed.
6937 (DECL_MINIMAL_CHECK): New.
6938 (DECL_COMMON_CHECK): Ditto.
6939 (DECL_WRTL_CHECK): Ditto.
6940 (DECL_NON_COMMON_CHECK): Ditto.
6941 (DECL_WITH_VIS_CHECK): Ditto.
6942 (VAR_OR_FUNCTION_DECL_P): Ditto
6943 (struct tree_decl_minimal): New structure.
6944 (struct tree_decl_common): Ditto.
6945 (struct tree_decl_with_rtl): Ditto.
6946 (struct tree_decl_with_vis): Ditto.
6947 (struct tree_decl_non_common): Ditto.
6948 (struct tree_field_decl): Ditto.
6949 (struct tree_parm_decl): Ditto.
6950 (struct tree_var_decl): Ditto.
6951 (struct tree_function_decl): Ditto.
6952 (struct tree_const_decl): Ditto.
6953 (struct tree_result_decl): Ditto.
6954 (union tree_node): Add new structures.
6955 * var-tracking.c (track_expr_p): Reverse order of tests.
6957 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6959 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6961 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6962 * system.h: Poison FINALIZE_PIC.
6963 * doc/tm.texi (FINALIZE_PIC): Remove.
6965 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6967 PR tree-opt/22329
6968 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6969 to the correct type if we have a MODIFY_EXPR.
6971 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6973 PR tree-optimization/22360
6974 * tree.c (upper_bound_in_type): Fix calculations for casting
6975 to a non-wider signed type and casting a signed value to a
6976 wider unsigned type.
6977 (lower_bound_in_type): Fix calculations for casting to a
6978 non-wider signed type.
6980 PR tree-optimization/20139
6981 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6982 release_defs.
6983 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6984 fold_cond_expr_cond.
6985 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6986 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6988 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6990 PR tree-opt/22356
6991 * tree-complex.c (expand_complex_libcall): Produce
6992 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6994 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6996 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6997 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6998 b" assert and inserted fastpath code for this case.
6999 (bitmap_ior): Removed "a != b" assert.
7001 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7003 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7004 (ENDFILE_SPEC): Likewise.
7005 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7007 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7008 a large stack frame at epilogue.
7010 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7012 * final.c: Include sdbout.h when required.
7014 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7016 * config.gcc (*-*-darwin*): Only one target-specific header file
7017 for generic darwin.
7018 (powerpc-*-darwin*): Add version-specific header files.
7019 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7020 * config.in: Regenerate.
7021 * configure: Regenerate.
7022 * gcc.c: Include xregex.h.
7023 (version_compare_spec_function): New.
7024 (spec_function): Add version-compare.
7025 (replace_outfile_spec_function): Reformat comment.
7026 (compare_version_strings): New.
7027 * config/darwin-c.c (version_as_macro): New.
7028 (builtin_define): New.
7029 (darwin_cpp_builtins): New.
7030 * config/darwin-protos.h (darwin_cpp_builtins): New.
7031 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7032 (LIB_SPEC): Make unconditional, update comment.
7033 (TARGET_C99_FUNCTIONS): Define.
7034 * config/darwin.opt: Sort.
7035 (mmacosx-version-min=): New.
7036 * config/darwin7.h: Delete.
7037 * config/darwin8.h: Delete.
7038 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7039 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7040 (TARGET_C99_FUNCTIONS): Define.
7041 * config/rs6000/darwin7.h: New.
7042 * config/rs6000/darwin8.h: New.
7043 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7044 (-mmacosx-version-min): Document.
7046 2005-07-07 Ian Lance Taylor <ian@airs.com>
7048 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7050 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7052 PR middle-end/22239
7053 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7055 2005-07-07 Khem Raj <kraj@mvista.com>
7057 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7058 in bytes, not words.
7060 2005-07-07 Paul Brook <paul@codesourcery.com>
7062 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7063 DEFAULT_FUNCTION_ARG_PADDING to upward.
7065 2005-07-07 Richard Henderson <rth@redhat.com>
7067 * function.c (locate_and_pad_parm): Record parameter alignment in
7068 stack_alignment_needed.
7070 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7072 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7073 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7074 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7075 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7076 (define_attr "type"): Add isync, sync, load_l, store_c.
7077 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7078 Create scratch volatile MEM.
7079 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7080 sync.
7081 (load_locked_<mode>): New.
7082 (store_conditional_<mode>): New.
7083 (sync_compare_and_swap<mode>): Replace with splitter.
7084 (sync_lock_test_and_set<mode>): Replace with splitter.
7085 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7086 and UNSPECV_ISYNC.
7087 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7088 is ics. Attribute isync.
7089 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7090 lwsync.
7091 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7092 and UNSPECV_SYNC_OP.
7093 (emit_unlikely_jump): New.
7094 (emit_load_locked): New.
7095 (emit_store_conditional): New.
7096 (rs6000_split_compare_and_swap): New.
7097 (rs6000_split_lock_test_and_set): New.
7098 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7099 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7100 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7101 rs6000_split_lock_test_and_set): Declare.
7102 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7103 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7104 store_c, isync, sync.
7106 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7108 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7109 filenames to gtyp-gen.h.
7110 (s-typ-gen): Use it in place of for loops.
7112 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7114 * hooks.c (hook_bool_rtx_int_false): New function.
7115 * hooks.h (hook_bool_rtx_int_false): Declare.
7116 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7117 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7118 * target.h (struct gcc_target): Add commutative_p member.
7119 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7120 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7121 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7122 (pa_commutative_p): New function.
7123 * jump.c (target.h): Include.
7124 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7125 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7127 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7129 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7130 (s390_expand_setmem): New.
7131 * config/s390/s390.c: Likewise.
7132 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7133 Adapt comments.
7134 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7135 general_operand. Call new function "s390_expand_setmem".
7136 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7137 ("setmem_long", "*setmem_long"): ... this.
7139 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7141 * config/s390/s390.c: (optimization_options): Enable
7142 TARGET_MVCLE at -Os.
7143 * doc/invoke.texi: Document changes in default behaviour.
7144 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7146 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7148 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7149 defined by back-end.
7151 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7153 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7154 all sets in the pattern.
7155 * config/rs6000/rs6000.md (stack_protect_testsi,
7156 stack_protect_testdi): Likewise.
7158 2005-07-06 Jeff Law <law@redhat.com>
7160 * tree-vrp.c (simplify_using_ranges): Kill.
7161 (vrp_finalize): Remove call to simplify_using_ranges.
7162 (simplify_stmt_using_ranges): New function extracted from
7163 simplify_using_ranges.
7164 (simplify_div_or_mod_using_ranges): Likewise.
7165 (simplify_abs_using_ranges): Likewise.
7166 (simplify_cond_using_ranges): New function.
7167 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7168 * tree-ssa-propagate.c (substitute_and_fold): Call
7169 simplify_stmt_using_ranges if we have range information.
7171 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7173 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7174 ia64_flag_schedule_isns2.
7176 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7177 reading/writing general registers.
7178 (ia64_function_arg): Revert 2005-06-18 change.
7180 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7182 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7183 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7185 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7187 * function.c (expand_function_end): Revert part of 2005-06-27
7188 patch. Do sjlj_emit_function_exit_after after return_label.
7190 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7192 * doc/install.texi (--disable-libssp): New.
7194 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7196 * doc/invoke.texi: Update -fforce-mem documentation.
7197 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7198 code for -fforce-mem.
7199 * expmed.c: (store_bit_field,store_fixed_bit_field,
7200 extract_bit_field): Ditto.
7201 * expr.c: (convert_move): Ditto.
7202 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7203 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7204 emit_conditional_add,expand_float,expand_fix): Ditto.
7205 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7206 (common_handle_option): Issue warning when -fforce-mem specified.
7208 2005-07-06 Paul Brook <paul@codesourcery.com>
7210 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7211 argument is empty.
7212 * configure: Regenerate.
7214 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7216 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7218 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7220 Fix PR tree-optimization/22319
7221 Fix PR tree-optimization/22140
7222 Fix PR tree-optimization/22310
7224 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7225 variable sized types.
7226 Use correct type for intermediate structure on *a = *b structure
7227 copies.
7229 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7231 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7232 Remove.
7233 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7234 (machine_function): Move typedef to...
7235 * config/rs6000/rs6000.c (machine_function): ... here. Add
7236 varargs_save_offset field.
7237 (rs6000_stack_t): Remove varargs_size field.
7238 (setup_incoming_varargs): Allocate varargs save area using
7239 assign_stack_local, try to make it as small as possible.
7240 Save offset from virtual_stack_vars_rtx to the save area
7241 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7242 instead of magic 8 when fp word byte size is used.
7243 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7244 instead of -RS6000_VARARGS_SIZE.
7245 (rs6000_stack_info, debug_stack_info,
7246 rs6000_initial_elimination_offset): Remove all traces of
7247 varargs_size.
7248 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7249 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7250 RS6000_VARARGS_AREA.
7252 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7254 PR tree-optimization/21963
7255 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7256 constant_multiple_of in the same way get_computation_cost_at does.
7258 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7260 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7261 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7262 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7263 and return its previous value.
7264 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7265 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7266 constants.
7267 (stack_protect_set, stack_protect_test): New expanders.
7268 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7269 stack_protect_testdi): New insns.
7270 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7271 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7273 2005-07-06 Jeff Law <law@redhat.com>
7275 * tree-ssa-dce.c (cfg_altered): New global.
7276 (tree_dce_init): Initialize cfg_altered.
7277 (remove_dead_stmt): If we remove an edge in the CFG, then set
7278 CFG_ALTERED.
7279 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7280 the dominators.
7282 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7284 * Makefile.in (stamp-collect-ld): Use
7285 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7286 ./collect-ld if it already exists.
7287 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7288 Don't remove ./nm if it already exists.
7290 2005-07-05 Devang Patel <dpatel@apple.com>
7292 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7293 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7294 * tree-vectorizer.c (vect_loop_location): New.
7295 (vect_print_dump_info): Use vect_loop_location.
7296 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7297 (vectorize_loops): Set vect_loop_location.
7298 * tree-vect-analyze.c (vect_analyze_offset_expr,
7299 vect_determin_vectorization_factor, vect_analyze_operations,
7300 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7301 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7302 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7303 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7304 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7305 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7306 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7307 vect_analyze_loop): Adjust vect_print_dump_info API.
7308 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7309 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7310 vect_finish_stmt_generation, vectorizable_assignment,
7311 vectorizable_operation, vectorizable_store, vectorizable_load,
7312 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7313 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7314 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7315 vect_transform_loop): Same.
7316 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7317 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7318 Same.
7320 2005-07-05 Randolph Chung <tausq@debian.org>
7322 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7323 * configure: Regenerate.
7324 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7325 (pa_tls_referenced_p): Declare.
7326 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7327 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7328 (legitimize_tls_address): New.
7329 (hppa_legitimize_address): Handle TLS addresses.
7330 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7331 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7332 (emit_move_sequence): Handle TLS addresses.
7333 (pa_encode_section_info): Call default handler to handle common
7334 sections.
7335 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7336 (CONSTANT_ADDRESS_P): Reject TLS operands.
7337 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7338 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7339 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7340 (UNSPEC_TLSLE): Define new constants.
7341 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7342 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7343 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7344 (tie_symbolic_operand, tle_symbolic_operand): New
7346 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7348 * aclocal.m4: Update macros for autoconf 2.59 style.
7349 * configure.ac: Likewise.
7351 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7353 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7354 (function_arg): Pass small aggregates in general registers on 32-bit
7355 targets.
7356 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7358 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7360 * Makefile.in (final.o): Fix dependencies.
7362 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7364 PR c/22013
7365 PR c/22098
7366 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7367 * langhooks.c (lhd_expr_to_decl): New.
7368 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7369 New.
7370 (LANG_HOOKS_INITIALIZER): Update.
7371 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7372 expr_to_decl langhook.
7373 * c-tree.h (c_expr_to_decl): Declare.
7374 * c-typeck.c (c_expr_to_decl): New.
7375 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7376 specially.
7377 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7379 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7381 PR c/22308
7382 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7383 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7385 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7387 * Makefile.in: Adjust dependencies.
7388 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7389 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7390 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7391 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7392 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7393 rest_of_compilation.
7395 * bb-reorder.c (gate_duplicate_computed_gotos,
7396 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7397 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7398 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7399 pass_partition_blocks): New.
7400 * bt-load.c (gate_handle_branch_target_load_optimize,
7401 rest_of_handle_branch_target_load_optimize,
7402 pass_branch_target_load_optimize): New.
7403 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7404 pass_jump2): New.
7405 * cfglayout.c (pass_insn_locators_initialize): New.
7406 * cfgrtl.c (pass_free_cfg): New.
7407 * combine.c (gate_handle_combine, rest_of_handle_combine,
7408 pass_combine): New.
7409 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7410 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7411 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7412 * except.c (pass_set_nothrow_function_flags,
7413 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7414 pass_rtl_eh): New.
7415 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7416 rest_of_handle_shorten_branches, pass_shorten_branches,
7417 rest_of_clean_state, pass_clean_state): New.
7418 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7419 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7420 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7421 pass_flow2): New.
7422 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7423 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7424 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7425 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7426 pass_gcse): New.
7427 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7428 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7429 pass_rtl_ifcvt, gate_handle_if_after_combine,
7430 rest_of_handle_if_after_combine, pass_if_after_combine,
7431 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7432 pass_if_after_reload): New.
7433 * integrate.c (pass_initial_value_sets): New.
7434 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7435 pass_purge_lineno_notes): New.
7436 * mode-switching.c (rest_of_handle_mode_switching,
7437 pass_mode_switching): New.
7438 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7439 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7440 pass_loop2): New.
7441 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7442 pass_loop_optimize): New.
7443 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7444 pass_sms): New.
7445 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7446 pass_gcse2): New.
7447 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7448 pass_postreload_cse): New.
7449 * profile.c (gate_handle_profiling, pass_profiling,
7450 rest_of_handle_branch_prob, pass_branch_prob): New.
7451 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7452 pass_split_before_regstack, gate_handle_split_before_regstack,
7453 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7454 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7455 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7456 pass_stack_regs): New.
7457 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7458 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7459 pass_stack_adjustments): New.
7460 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7461 pass_regrename): New.
7462 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7463 pass_delay_slots, gate_handle_machine_reorg,
7464 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7465 * rtl.h (extern void purge_line_number_notes): New.
7466 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7467 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7468 pass_sched2): New.
7469 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7470 pass_tracer): New.
7471 * value-prof.c (gate_handle_value_profile_transformations,
7472 rest_of_handle_value_profile_transformations,
7473 pass_value_profile_transformations): New.
7474 * var-tracking.c (gate_handle_var_tracking,
7475 pass_variable_tracking): New.
7476 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7478 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7479 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7480 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7481 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7482 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7483 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7484 rest_of_handle_gcse2, rest_of_handle_regmove,
7485 rest_of_handle_tracer, rest_of_handle_if_conversion,
7486 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7487 rest_of_handle_web, rest_of_handle_branch_prob,
7488 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7489 rest_of_handle_jump_bypass, rest_of_handle_combine,
7490 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7491 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7492 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7493 rest_of_handle_mode_switching, rest_of_handle_jump,
7494 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7495 rest_of_handle_flow2, rest_of_handle_jump2,
7496 rest_of_handle_peephole2, rest_of_handle_postreload,
7497 rest_of_handle_shorten_branches, rest_of_clean_state,
7498 rest_of_compilation): Remove.
7500 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7501 * passes.c (dump_flags, in_gimple_form, all_passes,
7502 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7503 register_dump_files, next_pass_1, last_verified, execute_todo,
7504 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7505 from tree-optimize.c.
7506 (init_optimization_passes): Moved from tree-optimize.c,
7507 adding the RTL optimizations.
7508 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7509 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7510 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7511 register_dump_files, next_pass_1, last_verified, execute_todo,
7512 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7513 init_tree_optimization_passes, ipa_passes): Delete.
7514 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7515 the RTL dumps.
7516 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7517 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7518 from tree.h.
7519 (ipa_passes): Remove.
7520 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7521 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7522 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7523 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7524 (dump_info_p, dump_flag): Moved to tree-dump.h.
7526 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7527 cgraph.c, opts.c.
7528 * passes.c (finish_optimization_passes): Use dump_begin
7529 and dump_end, TDI_end.
7530 (gate_rest_of_compilation): New.
7531 (pass_rest_of_compilation): Use it.
7532 (gate_postreload, pass_postreload): New.
7533 * toplev.c (general_init): Rename init_tree_optimization_passes.
7534 * toplev.h (init_tree_optimization_passes): Rename to
7535 init_optimizations_passes.
7536 * tree-dump.c (dump_flag): Make static.
7537 (dump_files): Remove RTL dumps.
7538 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7539 pass_cleanup_cfg, pass_free_cfg_annotations,
7540 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7541 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7542 * tree-pretty-print.c: Include tree-pass.h.
7543 * cgraph.c: Include tree-dump.h.
7545 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7547 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7548 Only fall back to saying it points to readonly memory if
7549 we can't do better.
7551 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7553 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7554 * config/m32r/m32r.c (m32r_compute_frame_size,
7555 m32r_expand_prologue): Take current_function_profile into
7556 account whenever we reference
7557 current_function_uses_pic_offset_table.
7558 (m32r_finalize_pic): Remove.
7559 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7561 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7563 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7564 instead of $<. Don't remove ./as if it already exists.
7566 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7568 PR target/21723
7569 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7570 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7571 for complex modes when generating code for PA 1.0.
7572 (VALID_FP_MODE_P): New macro.
7573 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7574 sets for all general and floating point modes. Align wide floating
7575 point modes to even register boundaries to comply with architectural
7576 requirements.
7577 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7578 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7579 (VALID_FP_MODE_P): New macro.
7580 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7581 sets for all general and floating point modes. Align wide floating
7582 point modes to even register boundaries to comply with architectural
7583 requirements.
7585 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7587 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7588 to 0.
7590 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7592 * tree-ssa-structalias.c: Don't include expr.h.
7594 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7596 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7597 comments.
7599 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7601 Fix PR tree-optimization/22279
7603 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7604 correct operator.
7606 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7608 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7610 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7612 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7613 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7614 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7615 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7616 config/stormy16/stormy16.c, config/v850/v850.c,
7617 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7618 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7619 Avoid "." or "\n" at end of diagnostics and capital letters at
7620 start of diagnostics.
7621 * combine.c, cse.c: Don't translate dump file output.
7622 * toplev.c (print_version): Only translate output if going to
7623 stderr.
7625 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7627 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7628 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7629 typos.
7631 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7633 * pa.c (fix_range): Fix typo in comment.
7635 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7637 * tree-vrp.c (extract_range_from_assert): Replace
7638 fold (build (...)) with fold_build2.
7640 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7642 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7643 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7644 (format_types_orig, handle_format_attribute): Add support for
7645 format "gcc_gfc".
7647 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7649 * varasm.c (assemble_variable): Fix format specifier thinko.
7651 2005-07-03 Ira Rosen <irar@il.ibm.com>
7653 PR tree-optimization/22029 (and 22135)
7654 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7655 a phi node before calling dump_vops.
7657 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7659 * tree-dump.h (dump_string_field): Declare.
7660 * tree-dump.c: Use it instead of dump_string.
7661 (dump_string_field): Make non-static.
7663 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7665 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7666 up the minimal CFG stuff always when optimize > 0. Call
7667 split_all_insns_noflow in PIC case if needed.
7669 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7670 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7672 PR c++/18279
7673 * c-decl.c (c_write_global_declarations): Dump contents of
7674 external scope to.
7675 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7676 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7677 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7678 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7679 is enabled.
7681 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7683 * c-common.h (GCC_DIAG_STYLE): Define.
7684 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7685 version for format checking to 4.1.
7686 * c-format.c: Include toplev.h after c-common.h.
7687 (enum format_type): Add gcc_tdiag_format_type.
7688 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7689 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7690 (format_types_orig): Add gcc_tdiag.
7691 (init_dynamic_diag_info): Support gcc_tdiag formats.
7692 (handle_format_attribute): Likewise.
7693 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7694 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7695 version for format checking to 4.1.
7696 (warning0, warning, error, pedwarn, sorry): Use
7697 ATTRIBUTE_GCC_DIAG.
7698 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7699 (finish_aliases_1): Do not use %qE.
7700 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7701 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7702 Correct format bugs.
7703 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7704 parameter to unsigned HOST_WIDE_INT.
7705 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7707 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7709 PR middle-end/21742
7710 * expr.c (write_complex_part): Use adjust_address for MEM.
7711 (read_complex_part): Same.
7713 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7715 Fix PR tree-optimization/22280
7717 * tree-sra.c (generate_element_init): Remove useless loop.
7719 2005-07-02 Richard Henderson <rth@redhat.com>
7721 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7722 TLS_MODEL_NONE.
7723 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7725 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7727 PR middle-end/14490
7728 * fold-const.c (fold_binary): Handle the return value of
7729 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7730 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7732 2005-07-02 Jeff Law <law@redhat.com>
7734 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7735 a eliminate type conversion which feeds an equality comparison
7736 if the original type or either operand in the comparison is a
7737 function pointer.
7739 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7741 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7742 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7743 texts.
7744 * config/avr/avr.c: Do not use '`' as left quote.
7745 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7746 Remove "." from end of diagnostics. Make diagnostics start with
7747 lowercase letter.
7749 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7750 Joseph S. Myers <joseph@codesourcery.com>
7752 * toplev.c (default_tree_printer): Handle setting location with
7753 '+' flag.
7754 * c-objc.common.c (c_tree_printer): Likewise.
7755 * c-format.c (gcc_diag_flag_specs): Add '+'.
7756 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7757 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7758 formats.
7759 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7760 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7761 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7762 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7763 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7764 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7765 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7766 format arguments where %J is used without %D.
7768 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7770 * gcc.c (LINK_SSP_SPEC): Define.
7771 (link_ssp_spec): New variable.
7772 (LINK_COMMAND_SPEC): Add %(link_ssp).
7773 (static_specs): Add link_ssp_spec.
7774 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7775 * configure: Rebuilt.
7776 * config.in: Rebuilt.
7778 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7779 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7780 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7781 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7782 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7783 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7784 -0x7008(2) instead of reading __stack_chk_guard variable.
7785 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7786 number.
7787 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7788 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7789 if TARGET_THREAD_SSP_OFFSET is defined.
7790 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7791 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7793 Revert:
7794 2005-06-27 Richard Henderson <rth@redhat.com>
7795 * libgcc-std.ver (GCC_4.1.0): New.
7796 * libgcc.h (__stack_chk_guard): Declare.
7797 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7798 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7799 * mklibgcc.in (lib2funcs): Add them.
7801 2005-07-01 Richard Henderson <rth@redhat.com>
7803 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7804 void * before struct sigcontext *.
7805 (x86_fallback_frame_state): Likewise.
7807 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7809 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7811 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7813 PR tree-opt/22269
7814 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7815 we check for SSA_NAME for.
7817 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7819 Fix PR tree-optimization/22071
7821 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7822 function.
7823 (get_constraint_for_component_ref): Use it.
7825 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7827 PR other/22264
7828 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7829 print out the last new line.
7831 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7833 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7834 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7835 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7836 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7837 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7838 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7839 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7840 (enum reg_class): New member CC0_REGS.
7841 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7842 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7843 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7844 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7845 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7846 Adjust for register now described.
7848 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7850 PR target/22262
7851 * config/i386/i386.md (stack_protect_test_si,
7852 stack_protect_test_di): Add earlyclobber for scratch 3.
7853 * config/rs6000/rs6000.md (stack_protect_testsi,
7854 stack_protect_testdi): Add earlyclobber for scratch 3,
7855 remove earlyclobber from scratch 4.
7857 Older entries for 2005 can be found in ChangeLog-2005.