| blob | b22e317e324c39ef8b2989ff414360a78793eaff |
1 2005-10-24 Steven Bosscher <stevenb@suse.de>
3 PR tree-optimization/24255
4 * profile.c (branch_prob): Look from end to start through a
5 basic block when looking for a locus.
7 2005-10-24 Richard Henderson <rth@redhat.com>
9 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
10 parallel.
11 (hppa_expand_prologue): Likewise.
13 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
16 (NO_DEFERRED_PROFILE_COUNTERS): Define.
17 * pa.h (NO_PROFILE_COUNTERS): Define.
18 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
19 (funcdef_nos): New vector to hold label numbers of deferred profile
20 counters.
21 (output_deferred_profile_counters): New function.
22 (hppa_profile_hook): Push label number onto funcdef_nos.
23 (pa_hpux_file_end): Call output_deferred_profile_counters if
24 NO_DEFERRED_PROFILE_COUNTERS is false.
26 * pa-protos.h (get_deferred_plabel): New prototype.
27 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
28 Make global.
29 (output_call): Adjust calls.
31 2005-10-24 Alan Modra <amodra@bigpond.net.au>
33 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
34 peculiarity of GOT/TOC section usage.
36 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
38 PR objc/24435
39 * c-common.c (constant_string_class_name): Add documentation.
41 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
43 PR target/23832
44 * recog.c (peephole2_optimize): Increment peep2_current_count
45 only when the slot is empty.
47 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
49 PR ada/23957
50 * except.c (output_function_exception_table): Call
51 assemble_external_libcall if we need a personality function.
53 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
55 PR rtl-optimization/24460
56 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
57 set the basic block for barriers.
59 2005-10-21 Janis Johnson <janis187@us.ibm.com>
61 * var-tracking.c (vt_initialize): Initialize post.
63 2005-10-21 Devang Patel <dpatel@apple.com>
65 PR/24220
66 * c-common.c (vector_types_convertible_p): Check vector element type.
68 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
70 * config/sh/sh.c (prepare_move_operands): Handle the address
71 constant which is a tls symbolic address plus a constant.
73 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
75 PR driver/24473
76 * gcc.c (main): Use the correct counter for erroring out
77 about mulitple files.
79 2005-10-21 Alan Modra <amodra@bigpond.net.au>
81 PR target/24465
82 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
83 use r2 for 64-bit tls .got access.
85 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
87 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
88 TRUTH_OR_EXPR.
90 2005-10-20 Steven Bosscher <stevenb@suse.de>
92 PR tree-optimization/24307
93 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
95 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
97 PR middle-end/24295
98 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
99 alias targets.
100 * varasm.c (find_decl_and_mark_needed): After cgraph global info
101 is ready, stop marking functions, but still mark variables.
103 2005-10-20 Richard Guenther <rguenther@suse.de>
105 PR c++/24439
106 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
107 void type operands.
109 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
111 PR rtl-optimization/23585
112 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
113 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
114 (may_trap_p_1): New predicate extracted from...
115 (may_trap_p): ... here. Invoke may_trap_p_1.
116 (may_trap_or_fault_p): New predicate.
117 * rtl.h (may_trap_or_fault_p): Declare it.
118 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
119 instead of may_trap_p.
120 (steal_delay_list_from_fallthrough): Likewise.
121 (fill_simple_delay_slots): Likewise.
122 (fill_slots_from_thread): Likewise.
123 * function.c (pad_to_arg_alignment): Rework comment about
124 SPARC_STACK_BOUNDARY_HACK.
125 * config/sparc/sparc.h: Likewise.
127 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
129 * config/s390/s390.c (s390_expand_insv): New.
130 * config/s390/s390-protos.h (s390_expand_insv): Declare.
131 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
132 ("icm_hi"): Remove mode attribute.
133 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
134 Adjust all uses.
135 ("*extracthi", "*extractqi"): Remove.
136 (extv<mode>", "*extzv<mode>"): New.
137 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
138 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
140 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
142 * cfgexpand.c (discover_nonconstant_array_refs_r,
143 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
144 (tree_expand_cfg): Call discover_nonconstant_array_refs.
145 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
146 discover_nonconstant_array_refs.
148 2005-10-19 Steven Bosscher <stevenb@suse.de>
150 PR c/23228
151 * c-decl.c (pop_scope): Don't warn about an unused variable
152 if it is marked with TREE_NO_WARNING.
153 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
154 somenow mismatch and olddecl is to be replaced.
156 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
158 PR middle-end/23199
159 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
160 whether registers live on the edge can be saved/restored.
162 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
164 * config/sh/sh.c (fixup_mova): Skip notes.
166 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
168 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
169 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
170 (s390_can_eliminate): Handle BASE_REGNUM elimination.
171 (s390_initial_elimination_offset): Likewise.
172 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
173 register on TARGET_ZARCH targets.
174 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
175 (INITIAL_FRAME_POINTER_OFFSET): Remove.
176 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
177 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
179 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
181 * config/s390/s390.md: Comment describing output modifiers updated.
182 * config/s390/s390.c (print_operand): Likewise.
184 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
186 * config/s390/s390.c (override_options): Added check for -mstack-size
187 64k limitation.
188 * doc/invoke.texi: Mention that limit in the documenation.
190 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
192 PR #19672
193 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
195 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
197 Fix PR tree-optimization/24231
199 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
200 (compute_avail): Ditto.
202 2005-10-18 Richard Henderson <rth@redhat.com>
204 PR target/24428
205 * config/i386/i386.c (legitimate_constant_p): Check
206 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
207 if LABEL_REF.
208 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
209 (legitimate_pic_address_disp_p): Reorg CONST checking to make
210 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
211 directly.
212 (print_operand_address): Likewise.
213 * config/i386/predicates.md (x86_64_immediate_operand): Test
214 SYMBOL_REF_TLS_MODEL properly inside CONST.
215 (x86_64_zext_immediate_operand): Likewise.
216 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
217 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
218 * config/i386/i386-protos.h: Remove predicates.md entries.
220 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
222 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
223 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
225 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
226 Ian Lance Taylor <ian@airs.com>
228 PR middle-end/23522
229 * fold-const.c (fold_widened_comparison): Do not allow range based
230 constant folding when right operand cannot be unwidened.
232 2005-10-17 Richard Henderson <rth@redhat.com>
234 * builtins.c (expand_builtin_synchronize): Build a new-style asm
235 with a memory clobber.
237 2005-10-17 James E Wilson <wilson@specifix.com>
239 PR rtl-optimization/17356
240 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
241 checking for EDGE_EH.
243 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
245 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
246 the slot on an even boundary for any type with 16-byte alignment.
248 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
250 PR target/23424
251 * md.texi (Modifiers) <%>: Clarify that % doesn't work
252 after register allocation.
254 2005-10-17 DJ Delorie <dj@redhat.com>
256 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
257 as frame related.
259 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
261 PR c++/22551
262 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
263 overflow flags.
265 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
267 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
268 to 2 if it's already non-zero.
269 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
270 is set and warn about it if flag_schedule_insns is 1.
272 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
274 * config/crx/crx.md: Compare-and-branch instructions need to
275 invalidate CC.
277 2005-10-17 Uros Bizjak <uros@kss-loka.si>
279 PR target/24315
280 * config/i386/i386.md (*pushdi2_rex64 splitter)
281 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
282 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
283 flow2 pass only when (optimize > 0 && flag_peephole2).
285 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
287 PR driver/22544
288 * gcc.c (have_c): New static variable.
289 (have_o): Likewise.
290 (process_command): Remove declation of have_c.
291 Set have_o to 1 when handling -o.
292 (main): Add a fatel error if there are multiple
293 files specified and -o and -c/-S is passed witout
294 -combine or multiple languages.
296 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
298 Fix PR tree-optimization/22444
299 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
300 Assert that we don't hit something with subvars.
301 (setup_pointers_and_addressables): Don't add things with subvars,
302 because we'll already process the subvars for aliasing purposes.
304 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
306 PR target/23424
307 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
308 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
309 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
310 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
311 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
312 swapped, alternatives for the R constraint.
314 PR middle-end/24341
315 * builtins.c (get_builtin_sync_mode): Make unlimited
316 mode_for_size request.
318 2005-10-15 Richard Henderson <rth@redhat.com>
320 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
321 (gimplify_expr): ... here.
322 (gimplify_compound_lval): Use it in initial scan loop. Allow
323 fb_lvalue in base expression.
325 2005-10-15 Richard Henderson <rth@redhat.com>
327 PR 23714
328 * builtins.c (expand_builtin_trap): Export.
329 * expr.h (expand_builtin_trap): Declare.
330 * expr.c (expand_assignment): Emit a trap for integral offsets
331 from registers that weren't reduced to bitpos.
333 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
334 (mark_array_ref_addressable): Remove.
335 * tree-flow.h (mark_array_ref_addressable): Remove.
336 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
338 2005-10-15 James E Wilson <wilson@specifix.com>
340 PR target/24232
341 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
342 (add_dependence_list_and_free): Likewise.
343 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
344 call.
346 2005-10-15 Diego Novillo <dnovillo@redhat.com>
348 PR 23141
349 PR 23142
350 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
351 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
352 anti-range.
353 (vrp_visit_phi_node): Only prevent infinite iterations when
354 the previous result and the new result are both VR_RANGEs.
356 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
358 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
359 function comment.
361 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
363 PR c/23439
364 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
365 to initialize loc.
367 2005-10-14 Per Bothner <per@bothner.com>
369 PR preprocessor/21250
370 * c-ppoutput.c (print_line): Print internal line 0 as 1.
372 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
374 PR c++/22551
375 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
376 overflow flags. Refactor some conditionals.
378 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
380 PR tree-opt/21304
381 * tree-dfa.c (add_referenced_var): Only look at decls which
382 have TREE_CONSTANT or TREE_READONLY set instead of if
383 !TREE_PUBLIC or !TREE_CONSTANT.
385 2005-10-13 James E Wilson <wilson@specifix.com>
387 * doc/invoke.texi: For -x, add f95-cpp-input.
388 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
390 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
392 PR tree-optimization/24262
393 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
394 in loop all the time.
396 2005-10-12 Richard Henderson <rth@redhat.com>
398 PR c/24255
399 * tree.h (DECL_TRANSPARENT_UNION): Remove.
400 * function.c (assign_parm_find_data_types): Don't support it.
401 * print-tree.c (print_node): Likewise.
402 * c-common.c (handle_transparent_union_attribute): Likewise.
403 Use build_duplicate_type.
404 * tree-inline.c (remap_type_1): Split out of remap_type;
405 properly remap aggregate fields.
406 (build_duplicate_type): New.
407 * doc/extend.texi (Variable Attributes): Remove documentation
408 for transparent_union.
410 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
412 PR target/24284
413 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
414 (gen_stack_pointer_dec): Likewise.
416 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
418 PR middle-end/21275
419 PR middle-end/21766
420 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
421 target hook.
422 (struct cxx): Add adjust_class_at_definition target hook.
423 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
424 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
425 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
426 hook_void_tree. Add to TARGET_CXX.
427 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
428 dllimport_flag.
429 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
430 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
431 instead of attribute. Check for dllexport override. Warn if
432 inconsistent dll linkage. Don't lose old dllimport if decl has
433 had address referenced. Tweak lookup of dllimport atribute.
434 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
435 for target specific rules. Don't add dllimport attribute if
436 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
437 dllimport attribute.
438 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
439 * varasm.c (initializer_constant_valid_p): Replace
440 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
442 PR target/21801
443 PR target/23589
444 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
445 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
446 (i[34567]86-*-mingw32*): Likewise.
448 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
449 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
451 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
452 C++-specific code. Change return value to bool.
453 (i386_pe_dllimport_p): Likewise.
454 (associated_type): Simplify and make language-independent
455 (i386_pe_encode_section_info): Replace override of ambiguous
456 dllimport symbol refs with a gcc_assert.
457 (i386_pe_valid_dllimport_attribute_p): Define.
458 * config/i386/winnt-cxx.c: New file. Define C++ versions of
459 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
460 i386_pe_adjust_class_at_definition.
461 * config/i386/winnt-stubs.c: New file. Define stub versions of
462 lang-specific functions.
463 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
464 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
465 i386_pe_adjust_class_at_definition.
466 (i386_pe_valid_dllimport_attribute_p): Declare.
467 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
468 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
469 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
471 PR target/19704
472 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
473 dllimport attribute with test of DECL_DLLIMPORT_P.
475 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
477 * combine.c (make_extraction): Correct offset computation.
479 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
481 * config/cris/t-linux (LIMITS_H_TEST): Define.
483 2005-10-12 Richard Henderson <rth@redhat.com>
485 PR rtl-opt/23324
486 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
488 2005-10-12 Richard Guenther <rguenther@suse.de>
490 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
492 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
494 PR c++/19964
495 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
496 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
497 type.
499 2005-10-12 Richard Guenther <rguenther@suse.de>
501 PR c++/23799
502 * varasm.c (output_constant): Correct typo from previous
503 patch by DJ.
505 2005-10-11 Ian Lance Taylor <ian@airs.com>
507 PR rtl-optimization/13931
508 * combine.c: Revert patch of 2003-05-14, and:
509 (try_combine): Only set elim_i1 and elim_i2 if the destination is
510 completely killed in the appropriate insn.
511 (distribute_notes): Don't skip multiple hard register test for
512 elim_i1 and elim_i2.
514 2005-10-11 Richard Henderson <rth@redhat.com>
516 PR c/24255
517 * c-typeck.c (convert_for_assignment): Use build_constructor_single
518 to initialize a transparent union instead of a nop_expr.
520 2005-10-11 Richard Henderson <rth@redhat.com>
522 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
523 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
524 (tree_ssa_dce_loop): Call scev_reset.
526 PR tree-opt/24300
527 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
528 * tree-ssa-dce.c: Include cfgloop.h.
529 (tree_ssa_dce_loop, pass_dce_loop): New.
530 * tree-pass.h (pass_dce_loop): Declare it.
531 * passes.c (init_optimization_passes): Use it.
533 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
535 PR middle-end/24263
536 * convert.c (convert_to_real): Revert 2005-10-05 patch.
537 Only apply the optimization for rounding builtins if the inner
538 cast is also an extension.
540 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
542 PR tree-opt/23946
543 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
544 mark_new_vars_to_rename instead of update_stmt.
546 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
548 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
550 2005-10-11 Jakub Jelinek <jakub@redhat.com>
552 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
553 for setting MMX register to 0 rather than mmx.
555 2005-10-10 Steve Ellcey <sje@cup.hp.com>
557 PR target/12098
558 * configure.ac: Move gas check from mips specific case to common case.
559 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
560 * configure: Regenerate
561 * doc/install.texi: Update.
563 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
565 PR target/24284
566 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
568 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
570 * gcc.c (do_spec_1): Accept numeric characters in file name
571 suffixes.
573 2005-10-10 Nick Clifton <nickc@redhat.com>
575 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
576 describing the deleted arm_gen_rotated_half_load function.
578 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
580 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
581 __fpscr_values.
583 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
585 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
586 gnu_ld assignments.
587 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
588 (EXTRA_MULTILIB_PARTS): Define.
589 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
590 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
591 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
592 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
593 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
594 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
596 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
598 PR tree-optimization/24226
599 * tree-cfg.c (remove_bb): Clean up unreachable loops.
600 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
601 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
602 Export.
604 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
606 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
608 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
610 PR target/24136
611 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
612 Rewrite for no need for the early clobber.
614 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
616 Merge from csl-arm-branch:
617 2005-09-07 Paul Brook <paul@codesourcery.com>
618 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
619 space to string.
621 2005-04-30 Paul Brook <paul@codesourcery.com>
622 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
623 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
625 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
626 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
627 (arm_override_options): Use TARGET_AAPCS_BASED.
628 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
629 (PTRDIFF_TYPE): Use int for AAPCS.
630 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
631 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
632 (DEFAULT_SHORT_ENUMS): Delete.
633 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
635 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
636 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
637 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
638 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
640 2004-12-03 Mark Mitchell <mark@codesourcery.com>
641 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
643 2004-11-22 Mark Mitchell <mark@codesourcery.com>
644 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
646 2004-11-19 Mark Mitchell <mark@codesourcery.com>
647 * config.gcc (arm*-*-linux-gnueabi): Add it.
648 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
649 redefining it.
650 (TARGET_OS_CPP_BUILTINS): Likeiwse.
651 * config/arm/linux-eabi.h: New file.
652 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
653 (LINUX_TARET_LINK_SPEC): Likewise.
654 (LINK_SPEC): Use it.
655 * config/arm/t-linux-eabi: New file.
657 2005-10-08 Steven Bosscher <stevenb@suse.de>
659 PR other/22202
660 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
661 spaces.
662 (PARAM_SMS_DFA_HISTORY): Likewise.
664 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
666 PR middle-end/23150
667 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
668 (load_register_parameters): Call it.
669 (check_sibcall_argument_overlap_1): Likewise.
670 (store_one_arg): Likewise.
672 2005-10-07 James E. Wilson <wilson@specifix.com>
674 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
675 DImode not VECINT24 for operand 2.
677 PR target/23644
678 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
679 -mtune-arch.
681 PR target/24193
682 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
683 fr_spill): Use destination_operand for operand 0.
685 2005-10-07 DJ Delorie <dj@redhat.com>
687 * varasm.c (output_constant): Limit error to expanding
688 conversions.
690 2005-10-07 Richard Guenther <rguenther@suse.de>
692 PR middle-end/24227
693 * fold-const.c (fold_binary): Fix operand types during folding
694 of X op (A, Y). Evaluation order of the side-effects of
695 X and A are frontend-defined, so ensure we honour that even for
696 tcc_comparison class operands; eased by removing duplicate code.
698 2005-10-07 Steve Ellcey <sje@cup.hp.com>
700 * stor-layout.c (layout_type): Do not allow alignment of array
701 elements to be greater than their size.
703 2005-10-07 Steve Ellcey <sje@cup.hp.com>
705 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
706 host_xmake_file.
707 (hppa*-*-linux*): Ditto.
708 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
709 * config/host-hpux.c: New.
710 * config/x-hpux: New.
711 * config/pa/x-hpux: Remove.
712 * config/pa/x-linux: Remove.
713 * config/pa/pa-host.c: Remove.
715 2005-10-07 Jeff Law <law@redhat.com>
717 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
718 determine whether or not to try and thread outgoing edges.
720 2005-10-07 David Edelsohn <edelsohn@gnu.org>
722 * config/rs6000/rs6000.md (eqsi_power): New.
723 (neg_eq0si): Add TARGET_POWER to final condition.
724 (neg_eqsi): Same.
726 2005-10-06 Richard Henderson <rth@redhat.com>
728 * config/rs6000/rs6000.c: Revert last change.
730 2005-10-06 Richard Henderson <rth@redhat.com>
732 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
733 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
735 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
737 PR middle-end/22216
738 PR middle-end/23651
739 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
740 out return_label and naked_return_label.
742 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
744 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
745 change.
747 2005-10-06 Richard Henderson <rth@redhat.com>
749 PR tree-opt/22237
750 * tree-inline.c (declare_return_variable): Handle modify_dest not
751 being a DECL.
753 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
755 Fix PR tree-optimization/22488
756 * tree-ssa-structalias.c (check_for_overlaps): New function.
757 (create_variable_info_for): Use it.
759 2005-10-06 Richard Henderson <rth@redhat.com>
761 PR debug/24070
762 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
763 (dwarf2out_start_source_file): Print it.
765 2005-10-06 Geoffrey Keating <geoffk@apple.com>
767 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
769 2005-10-06 Richard Henderson <rth@redhat.com>
771 PR 23706
772 * mode-switching.c (optimize_mode_switching): Clear transp bit
773 for block with incomming abnormal edges.
775 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
776 (fpscr_set_from_mem): Use them.
777 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
778 (fpscr postinc splitters): Rewrite as peephole2+split.
780 2005-10-06 David Edelsohn <edelsohn@gnu.org>
782 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
783 (eq<mode>_compare): Same.
785 2005-10-06 Richard Guenther <rguenther@suse.de>
787 PR tree-optimization/24238
788 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
790 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
792 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
793 here. Use AC_PATH_PROG for environment variables instead of
794 test -x.
795 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
796 objdump also.
797 * configure: Regenerated.
799 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
801 PR target/23783
802 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
803 then force it into a register.
804 (call_value): Likewise.
806 2005-10-06 Richard Henderson <rth@redhat.com>
808 PR 24049
809 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
810 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
811 under pass_vectorize.
813 2005-10-05 Devang Patel <dpatel@apple.com>
815 PR Debug/23205
816 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
817 handling constants. Check NAMESPACE_DECL context for constants.
819 2005-10-05 Eric Christopher <echristo@apple.com>
821 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
823 2005-10-05 Richard Henderson <rth@redhat.com>
825 PR 23714
826 * tree-cfg.c (mark_array_ref_addressable_1): New.
827 (mark_array_ref_addressable): New.
828 * tree-flow.h (mark_array_ref_addressable): Declare.
829 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
831 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
833 PR middle-end/20606
834 PR middle-end/24069
835 * reload.c (subst_reloads): When adding a REG_LABEL to a
836 jump instruction, also update JUMP_LABEL.
838 2005-10-05 David Edelsohn <edelsohn@gnu.org>
840 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
841 * bb-reorder.c (copy_bb_p): Use it.
842 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
844 2005-10-05 Richard Henderson <rth@redhat.com>
846 PR target/23602
847 * toplev.c (process_options): Warn about unsupported combinations
848 of unwind tables and omit-frame-pointer.
849 * config/i386/i386.c (override_options): Similarly. Enable
850 accumulate-outgoing-args if not explicitly disabled.
852 2005-10-05 Steve Ellcey <sje@cup.hp.com>
854 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
855 Handle big endian vs. small endian.
856 (vec_initv2sf): Handle big endian vs. small endian.
857 (*vec_extractv2sf_1): Ditto.
859 2005-10-05 Dale Johannesen <dalej@apple.com>
861 * convert.c (convert_to_real): Don't convert
862 (float)floor(double d) to floorf((float)d).
864 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
866 * config/arm/arm.md (insv): Use gen_int_mode in more places.
868 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
870 PR tree-optimization/18587
871 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
872 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
873 build_vuses): Change to VEC type.
874 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
875 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
876 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
877 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
878 (get_name_decl): New. Return DECL_UID of base variable.
879 (operand_build_cmp): New. qsort comparison routine.
880 (operand_build_sort_virtual): New. Sort virtual build vector.
881 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
882 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
883 (FINALIZE_BASE): Use get_name_decl.
884 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
885 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
886 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
887 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
888 direct VEC_* manipulations.
889 (build_ssa_operands): Call operand_build_sort_virtual.
890 (copy_virtual_operand, create_ssa_artficial_load_stmt,
891 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
892 with direct VEC_* manipulations.
893 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
894 with direct VEC manipulations.
896 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
898 PR tree-optimization/21419
899 PR tree-optimization/24146
900 PR tree-optimization/24151
902 * c-typeck.c (readonly_error): Handle USE being lv_asm.
903 (build_asm_expr): Call it if outputs are read-only.
904 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
906 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
907 Paolo Bonzini <bonzini@gnu.org>
909 PR target/23809
911 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
912 enable the instructions and not just the built-ins.
913 * doc/invoke.texi (x86 Options): Likewise.
915 2005-10-04 Geoffrey Keating <geoffk@apple.com>
917 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
919 * doc/invoke.texi (Option Summary): Correct spelling
920 of -mmacosx-version-min.
922 2005-10-04 Devang Patel <dpatel@apple.com>
924 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
925 real types.
927 2005-10-04 Steve Ellcey <sje@cup.hp.com>
929 * tree-vect-transform.c (vect_create_epilog_for_reduction):
930 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
932 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
934 * config/s390/s390.md ("TDSI","DP"): New mode macros.
935 ("TE","tg"): New mode attributes.
936 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
937 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
938 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
939 dword_mode and one for GPRmode.
941 2005-10-04 Ian Lance Taylor <ian@airs.com>
943 PR preprocessor/13726
944 * c-ppoutput.c (cb_include): Add comments parameter, and print out
945 any comments passed in.
947 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
949 * tree.c (annotate_with_file_line): Fix typo.
951 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
953 PR ada/19382
954 * builtins.c (fold_builtin_memcmp): When constructing the pointer
955 type used to access data in the inlined length == 1 case, use
956 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
957 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
959 2005-10-04 Uros Bizjak <uros@kss-loka.si>
961 * config/i386/i386.h (TARGET_FISTTP): Enable also for
962 TARGET_SSE3 and only for TARGET_80387.
963 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
964 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
965 Do not depend on TARGET_80387.
967 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
969 * tree.c (last_annotated_node): Change type to location_t*.
970 (annotate_with_file_line): Reflect the change of
971 last_annotated_node type.
973 2005-10-04 Richard Guenther <rguenther@suse.de>
975 PR c/23576
976 * c-decl.c (grokdeclarator): Don't write to fields
977 of error_mark_node.
979 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
981 PR middle-end/23125
982 * c-decl.c (finish_decl): Use set_user_assembler_name even for
983 register variables.
984 * varasm.c (make_decl_rtl): If a register variable does not
985 have a set user assmbler name, error out.
986 Decode the asmspec is now name+1 bypassing '*'.
988 2005-10-04 Steven Bosscher <stevenb@suse.de>
990 PR tree-optimization/23049
991 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
992 of a COND_EXPR is folded before calling fold on the whole rhs of a
993 conditional assignment.
994 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
995 document that a COND_EXPR may appear there.
997 2005-10-03 Diego Novillo <dnovillo@redhat.com>
999 PR 23445
1000 * tree-vrp.c (extract_range_from_assert): If the new numeric
1001 range created out of the assertion contradicts the existing
1002 numeric range of the ASSERT_EXPR variable, make the new range
1003 varying.
1005 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1007 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1008 from T_REGS to FP register class.
1010 2005-10-03 Richard Henderson <rth@redhat.com>
1012 PR 24135
1013 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1014 before creating a new one.
1016 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1018 * config/rs6000/t-aix43 (LDFLAGS): New.
1019 * config/rs6000/t-aix52 (LDFLAGS): New.
1021 2005-10-03 Ian Lance Taylor <ian@airs.com>
1023 * gimplify.c (find_single_pointer_decl_1): New static function.
1024 (find_single_pointer_decl): New static function.
1025 (internal_get_tmp_var): For a formal variable, set restrict base
1026 information if appropriate.
1027 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1028 return it.
1029 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1030 (DECL_GET_RESTRICT_BASE): Define.
1031 (SET_DECL_RESTRICT_BASE): Define.
1032 (decl_restrict_base_lookup): Declare.
1033 (decl_restrict_base_insert): Declare.
1034 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1035 * tree.c (restrict_base_for_decl): New static variable.
1036 (init_ttree): Initialize restrict_base_for_decl.
1037 (copy_node_stat): Copy restrict base information.
1038 (decl_restrict_base_lookup): New function.
1039 (decl_restrict_base_insert): New function.
1040 (print_restrict_base_statistics): New static function.
1041 (dump_tree_statistics): Call print_restrict_base_statistics.
1043 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1045 PR 24142
1046 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1047 case of anti-ranges.
1049 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1051 PR c/18851
1052 * c-typeck.c (tagged_tu_seen): Rename to ...
1053 (tagged_tu_seen_cache): this and add val field.
1054 (comptypes): Move functional to comptypes_internal
1055 and free tagged_tu_seen.
1056 (comptypes_internal): New function and call comptypes_internal
1057 instead of comptypes. Speed up by sibcalling
1058 tagged_types_tu_compatible_p.
1059 (alloc_tagged_tu_seen): New function
1060 (free_all_tagged_tu_seen_up_to): New function.
1061 (tagged_types_tu_compatible_p): Return the val of the seen two
1062 types.
1063 Add that the two types are the same to tagged_tu_seen_base
1064 if they are and call comptypes_internal instead of comptypes.
1065 <case UNION_TYPE>: Speed up common type where the fields are
1066 in the same order.
1067 (function_types_compatible_p): Call comptypes_internal instead of
1068 comptypes.
1069 (type_lists_compatible_p): Likewise.
1070 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1072 2005-10-02 Matthias Klose <doko@debian.org>
1074 * doc/invoke.texi: Fix typo and speling error.
1076 2005-10-01 Richard Henderson <rth@redhat.com>
1078 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1080 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1082 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1083 using --start-group and --end-group.
1085 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1087 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1088 FIXME note regarding quirky semantics.
1090 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1092 PR 24141
1093 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1094 non-null range as a last resort.
1096 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1097 Diego Novillo <dnovillo@redhat.com>
1099 PR 23604
1100 * tree-vrp.c (extract_range_from_assert): For !=
1101 assertions, only build an anti-range if LIMIT is a
1102 single-valued range.
1104 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1106 * arm.md (movqi): On thumb when optimizing, handle loading from
1107 memory by describing this as taking a subreg of a zero-extended load
1108 into an SImode register.
1109 (movhi): Likewise.
1111 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1113 * reload1.c (merge_assigned_reloads): Do not change any
1114 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1116 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1118 * Makefile.in (LIPO_FOR_TARGET): Define.
1119 (STRIP_FOR_TARGET): Define.
1121 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1122 before creating new ones. Do symlinks before creating the actual
1123 targets.
1125 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1126 to work out which multilibs are actually being built.
1128 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1130 * tree-vect-transform.c, config/ms1/ms1.md,
1131 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1132 Follow spelling conventions.
1133 * doc/invoke.texi, doc/md.texi: Fix typos.
1135 2005-09-30 Andrew Macleod <amacleod@redat.com>
1137 PR tree-optimization/21430
1138 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1139 use operands, and set stmt pointer if need be.
1140 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1141 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1142 present.
1144 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1146 PR middle-end/24053
1147 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1149 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1151 * optabs.c (expand_binop): Initialize first_pass_p.
1153 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1155 PR middle-end/24109
1156 * c-decl.c (c_write_global_declarations_1): If any
1157 wrapup_global_declaration_2 call returned true, restart the loop.
1159 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1161 Fix PR tree-optimization/24117
1162 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1163 before considering whether to use anyoffset.
1165 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1167 Revert this patch:
1169 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1171 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1172 to order operands.
1173 (swap_commutative_operands_with_target): New.
1175 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1177 PR c/21419
1178 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1179 read-only.
1181 2005-09-29 Steven Bosscher <stevenb@suse.de>
1183 PR tree-optimization/23911
1184 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1185 and IMAGPART_EXPR too.
1187 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1189 PR 17886
1190 * expmed.c (expand_shift): Move logic to reverse rotation
1191 direction when rotating by constants ...
1192 * optabs.c (expand_binop): ... here.
1193 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1194 (ix86_rotrdi3): New pattern.
1195 (rotldi3): Handle 32-bit mode.
1196 (ix86_rotldi3): New pattern.
1198 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1200 PR target/24102
1201 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1202 check for numbers that need no bit twiddle.
1204 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1206 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1207 multilib to be built.
1209 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1210 (stage1-start): Delete old libgcc and libunwind before moving
1211 anything into the stage directory.
1212 (stage2-start): Likewise.
1213 (stage3-start): Likewise.
1214 (stage4-start): Likewise.
1215 (stageprofile-start): Likewise.
1216 (stagefeedback-start): Likewise.
1217 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1218 header in tm_file and CPU-specific t-darwin in tmake_file.
1219 (i[34567]86-*-darwin*): Don't change tm_file.
1220 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1221 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1222 shared library stub for target OS version.
1223 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1224 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1225 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1226 (libgcc_s.%.dylib): New.
1227 (LIBGCC): Define.
1228 (install-darwin-libgcc-stubs): New.
1229 (INSTALL_LIBGCC): New append.
1230 * config/i386/darwin-libgcc.10.4.ver: New.
1231 * config/i386/darwin-libgcc.10.5.ver: New.
1232 * config/i386/t-darwin: New.
1233 * config/rs6000/darwin-libgcc.10.4.ver: New.
1234 * config/rs6000/darwin-libgcc.10.5.ver: New.
1235 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1236 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1238 2005-09-28 Paul Brook <paul@codesourcery.com>
1240 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1241 denormals.
1243 2005-09-28 Richard Guenther <rguenther@suse.de>
1245 PR tree-optimization/23853
1246 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1247 host_integerp to verify misalignment value.
1249 2005-09-28 Richard Henderson <rth@redhat.com>
1251 * builtins.c (get_builtin_sync_mode): New.
1252 (expand_builtin_sync_operation): Pass in mode argument.
1253 (expand_builtin_compare_and_swap): Likewise.
1254 (expand_builtin_lock_test_and_set): Likewise.
1255 (expand_builtin_lock_release): Likewise.
1256 (expand_builtin): Update to match.
1258 2005-09-28 Nick Clifton <nickc@redhat.com>
1260 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1261 formatting. Add check to PLUS case to ensure that the offset is
1262 within an acceptable range.
1264 * config/v850/v850.md (casesi): Disable the generation of the
1265 switch pattern as it is not being handled properly at the moment.
1267 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1268 for when the high words are identical.
1270 2005-09-27 Richard Henderson <rth@redhat.com>
1272 * pretty-print.c (pp_base_format): Fix typo for %>.
1274 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1275 Devang Patel <dpatel@apple.com>
1277 PR tree-optimization/23625
1278 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1279 LABEL_EXPR, assertion check.
1281 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1283 * optabs.c (no_conflict_move_test): Check if a result of a
1284 to-be-moved insn would be clobbered by an originally
1285 preceding insn.
1287 2005-09-27 Jeff Law <law@redhat.com>
1289 * passes.c (init_optimization_passes): Replace copy propagation
1290 passes immediately after DOM with phi-only copy propagation
1291 pases. Add phi-only copy propagation pass after first DOM pass.
1292 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1293 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1294 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1295 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1296 to init_copy_prop. Callers updated.
1297 (do_phi_only_copy_prop): New function.
1298 (pass_phi_only_copy_prop): New pass descriptor.
1300 2005-09-27 Nick Clifton <nickc@redhat.com>
1302 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1304 2005-09-26 Jason Merrill <jason@redhat.com>
1306 PR c++/13764
1307 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1309 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1311 2005-09-26 James E Wilson <wilson@specifix.com>
1313 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1314 copyright. Add gcc copyright plus libgcc exception.
1315 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1316 copyright.
1317 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1319 2005-09-26 Jeff Law <law@redhat.com>
1321 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1322 about when to iterate.
1324 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1326 PR target/23847
1327 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1328 for __complex__ double in -mcpu=G5 mode.
1330 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1332 PR tree-optimization/23942
1333 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1334 * tree-scalar-evolution.c: Include params.h.
1335 (t_bool): New enum.
1336 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1337 follow_ssa_edge_in_condition_phi_branch,
1338 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1339 Change return type to t_bool. Use a parameter to limit the size of
1340 trees that are walked before stopping
1341 (analyze_evolution_in_loop): Initialize the limit to 0.
1342 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1343 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1345 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1347 PR middle-end/23831
1348 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1349 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1351 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1353 * combine.c (make_extraction): Check for valid use of subreg.
1355 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1357 PR target/24055
1358 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1359 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1360 ("fist<mode>2_with_temp"): Use only register operands.
1362 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1364 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1365 CALL_INSN_FUNCTION_USAGE.
1367 2005-09-26 Richard Guenther <rguenther@suse.de>
1369 PR middle-end/15855
1370 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1371 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1372 (ldst_entry): Use the hashtable instead of list-walking.
1373 (find_rtx_in_ldst): Likewise.
1374 (free_ldst_entry): Free the hashtable.
1375 (compute_ld_motion_mems): Create the hashtable.
1376 (trim_ld_motion_mems): Remove entry from hashtable if
1377 removing it from list.
1378 (compute_store_table): Likewise^2.
1379 (store_motion): Free hashtable in case we did not see
1380 any stores.
1382 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1384 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1385 and arg1 if we are passing them to fold_build2.
1387 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1389 PR 23828
1390 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1391 a nested function.
1393 2005-09-25 Richard Henderson <rth@redhat.com>
1395 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1396 SYMBOL_REF_TLS_MODEL to be correct.
1398 2005-09-24 Richard Henderson <rth@redhat.com>
1400 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1401 end of function. Reindent.
1403 2005-09-24 Ian Lance Taylor <ian@airs.com>
1405 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1406 NEGATE_EXPR/BIT_NOT_EXPR case.
1408 2005-09-24 Richard Henderson <rth@redhat.com>
1410 * c-common.c (handle_mode_attribute): When not modifying in place,
1411 create subtypes for enumerations.
1412 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1413 * gimplify.c (create_tmp_from_val): Likewise.
1415 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1417 * config/i386/i386.md (*tls_global_dynamic_64,
1418 *tls_local_dynamic_base_64): Add missing mode to call.
1419 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1421 2005-09-24 Jan Hubicka <jh@suse.cz>
1423 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1424 (cgraph_clone_node): Likewise.
1425 * cgraph.h (cgraph_clone_edge): Update prototype.
1426 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1427 duplicated prototypes; add updating argument.
1428 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1429 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1430 updating profile.
1431 (cgraph_mark_inline_edge): Likewise.
1432 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1433 (cgraph_flatten_node): Likewise.
1434 (cgraph_decide_recursive_inlining): Likewise.
1435 (cgraph_decide_inlining_of_small_function): Likewise.
1436 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1438 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1439 Pete Steinmetz <steinmtz@us.ibm.com>
1441 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1442 (rldic.): Set type to "compare".
1443 (rldicr.): Same.
1444 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1445 mfjmpr for MFCTR/MFLR.
1446 (movdf_hardfloat64): Same.
1447 (movdf_softfloat64): Same. Correct order of store and move types.
1448 (movti_string): Set type to store_ux/load_ux.
1449 (load_multiple): Set type to load_ux.
1450 (store_multiple): Set type to store_ux.
1451 (movmemsi): Set type to store_ux.
1452 (output_cbranch direct_return): Set type to jmpreg.
1453 (stmw): Set type to store_ux.
1454 (lmw): Set type to load_ux.
1455 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1456 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1457 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1458 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1459 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1460 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1461 (rios1-fpstore): Increase latency to 3.
1462 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1463 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1465 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1466 Andrew Pinski <pinskia@physics.uc.edu>
1468 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1469 operand2 constraint to "b".
1470 (sync_<fetchop_name>di_internal): Same.
1471 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1472 to "b".
1473 (sync_old_<fetchop_name>di_internal): Same.
1474 (sync_new_<fetchop_name>si_internal): Same.
1475 (sync_new_<fetchop_name>di_internal): Same.
1477 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1479 PR middle-end/23991
1480 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1481 case, define as macros.
1483 PR rtl-optimization/23837
1484 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1485 clobber / clobber match between dest and p->first.
1487 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1488 (no_conflict_move_test): Update comments.
1490 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1492 * doc/install.texi: Update URL for Jacks.
1493 * doc/sourcebuild.texi: Likewise.
1495 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1497 PR target/24007
1498 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1499 registers when choosing register preferences.
1500 (movdf_hardfloat64): Same.
1502 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1504 * expmed.c (expand_shift): Don't use the target of the rotate as
1505 target for the first expanded shift insn.
1506 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1508 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1510 PR tree-optimization/22438
1511 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1512 preserved iv rhs rewriting specially.
1514 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1516 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1517 estimate_only is true.
1518 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1519 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1520 tree-ssa-structalias.c
1521 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1522 ref_contains_indirect_ref.
1523 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1525 2005-09-21 DJ Delorie <dj@redhat.com>
1527 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1528 MASK_PTR_A0D0.
1529 (mn10300_return_in_memory): Support variable size types also.
1530 (mn10300_pass_by_reference): Likewise.
1531 (mn10300_function_value): New.
1532 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1533 (FUNCTION_OUTGOING_VALUE): Likewise.
1534 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1535 * doc/invoke.texi: Document it.
1537 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1539 PR target/22585
1540 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1541 force integer op1 into register for XFmode compares.
1543 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1545 PR middle-end/23971
1546 * expmed.c (alg_code): Add alg_impossible.
1547 (alg_hash_entry): Add cost.
1548 (synth_mult): Record alg_impossible in the hash table if
1549 multiplication by a given integer is impossble within the
1550 limit. Speed up using alg_impossible.
1552 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1554 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1555 argument. Allow and set any offset if needs_anyoffset is passed
1556 in.
1557 (get_constraint_for): Add argument here too.
1558 Pass it down.
1559 (do_structure_copy): Pass NULL to get_constraint_for.
1560 (handle_ptr_arith): Ditto.
1561 (find_func_aliases): Ditto.
1563 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1565 PR rtl-optimization/23898
1566 * output.h (get_attr_min_length): Declare.
1567 * final.c (get_attr_length_1): New function, broken out of:
1568 (get_attr_length).
1569 (get_attr_min_length): New function.
1570 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1571 (duplicate_computed_gotos): Likewise.
1572 * genattr.c (insn_min_length): Generate declaration.
1573 * genattrtab.c (min_fn, min_attr_value): New functions.
1574 (make_length_attrs): Generate insn_min_length.
1576 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1578 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1580 2005-09-20 Richard Henderson <rth@redhat.com>
1582 PR tree-optimization/24059
1583 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1584 EXPAND_STACK_PARM.
1586 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1588 * c.opt (fextended-identifiers): New.
1589 * c-opts.c (c_common_handle_option): Handle
1590 -fextended-identifiers.
1591 * doc/cpp.texi: Update documentation of extended identifiers.
1592 * doc/cppopts.texi (-fextended-identifiers): Document.
1594 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1596 PR tree-optimization/23929
1597 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1598 if expr is NULL.
1600 PR tree-optimization/23818
1601 * tree-stdarg.c (execute_optimize_stdarg): Call
1602 calculate_dominance_info.
1604 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1606 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1607 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1608 (compute_overlap_steps_for_affine_1_2): Use
1609 get_number_of_iters_for_loop.
1610 (analyze_subscript_affine_affine): Check whether difference is
1611 zero first.
1612 Use get_number_of_iters_for_loop.
1613 Check whether overlap occurs outside of bounds.
1614 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1616 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1618 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1619 base register if possible.
1621 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1623 PR tree-optimization/18463
1624 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1625 converting it directly is not possible.
1626 (chrec_convert_aggressive): New function.
1627 * tree-chrec.h (chrec_convert_aggressive): Declare.
1628 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1629 Fold chrec conversions aggressively if asked to.
1630 (instantiate_parameters): Modified because of changes in
1631 instantiate_parameters_1.
1633 2005-09-19 Richard Henderson <rth@redhat.com>
1635 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1636 (reduc_splus_v2df): New.
1638 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1640 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1641 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1643 2005-09-19 Richard Henderson <rth@redhat.com>
1645 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1646 vcondu<SSEMODE12>.
1648 2005-09-19 Richard Henderson <rth@redhat.com>
1650 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1651 (ia64_expand_dot_prod_v8qi): New.
1652 * config/ia64/ia64-protos.h: Update.
1653 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1654 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1655 sdot_prodv8qi, sdot_prodv4hi): New.
1656 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1658 2005-09-19 Richard Henderson <rth@redhat.com>
1660 PR 23941
1661 * real.c (exact_real_truncate): Return false if the format cannot
1662 represent the number as a normal.
1664 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1665 for a memory source.
1667 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1669 * tree-ssa-operands.c (swap_tree_operands): Export.
1670 * tree.h (swap_tree_operands): Declare.
1671 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1672 Call swap_tree_operands.
1674 2005-09-19 Richard Henderson <rth@redhat.com>
1676 * tree-flow.h (merge_alias_info): Declare.
1677 * tree-ssa-copy.c (merge_alias_info): Export.
1678 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1679 (vect_create_data_ref_ptr): Use create_iv directly.
1680 (vectorizable_load): Use correct types for integer constants.
1681 (vect_generate_tmps_on_preheader): Likewise.
1682 (vect_gen_niters_for_prolog_loop): Likewise.
1684 2005-09-19 Steven Bosscher <stevenb@suse.de>
1686 PR rtl-optimization/23943
1687 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1689 2005-09-18 Jan Hubicka <jh@suse.cz>
1691 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1693 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1695 * varasm.c (output_constant): Do not abort on conversions to union
1696 types between different sizes.
1698 2005-09-18 Richard Guenther <rguenther@suse.de>
1700 PR middle-end/23944
1701 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1702 fallback.
1704 2005-09-18 Paul Brook <paul@codesourcery.com>
1706 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1708 2005-09-17 Richard Henderson <rth@redhat.com>
1710 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1711 * tree-ssa-loop.c (pass_vect_dce): Remove.
1712 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1713 of pass_vectorize.
1715 2005-09-17 Richard Henderson <rth@redhat.com>
1717 * tree-pass.h (pass_vect_dce): Declare.
1718 * passes.c (init_optimization_passes): Add it.
1719 * tree-flow.h (tree_ssa_dce): Declare.
1720 * tree-ssa-dce.c (tree_ssa_dce): Export.
1721 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1722 (gate_tree_vectorize): ... here.
1723 (pass_vect_dce): New.
1725 2005-09-17 Jan Hubicka <jh@suse.cz>
1727 * except.c (struct eh_status): Turn region_array into vec.
1728 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1729 convert_from_eh_region_ranges, find_exception_handler_labels,
1730 current_function_has_exception_handlers, assign_filter_values,
1731 build_post_landing_pads, dw2_build_landing_pads,
1732 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1733 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1734 foreach_reachable_handler, can_throw_internal_1,
1735 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1736 region_array.
1737 (duplicate_eh_region_1): Update region_array.
1738 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1740 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1742 PR middle-end/22067
1743 * expmed.c (expand_mult): Substitute simple register for op0 when
1744 computing max_cost.
1746 2005-09-17 Richard Henderson <rth@redhat.com>
1748 * expr.c (emit_move_via_integer): Add force argument, pass it on
1749 to emit_move_change_mode. Update callers.
1750 (emit_move_complex): Pass true to new force argument.
1751 * function.c (expand_function_end): Move expand_eh_return call
1752 earlier. Merge sub-word complex values into a pseudo before
1753 copying to the return hard register.
1755 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1757 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1758 between different sizes.
1760 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1762 PR 23903
1764 * passes.c (init_optimization_passes): Register dump files for
1765 IPA passes first.
1767 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1769 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1770 * config/s390/s390.c (s390_overlap_p): New function.
1771 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1772 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1773 condition.
1775 2005-09-16 Richard Guenther <rguenther@suse.de>
1777 * ipa-pure-const.c (static_execute): Free auxiliar information.
1778 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1779 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1781 2005-09-15 DJ Delorie <dj@redhat.com>
1783 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1785 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1787 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1788 to order operands.
1789 (swap_commutative_operands_with_target): New.
1791 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1793 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1794 parameter.
1795 Update callers.
1796 (estimate_iters_using_array): New function.
1797 * tree-data-ref.h (estimate_iters_using_array): Prototype
1798 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1799 Use estimate_iters_using_array instead of analyze_array.
1801 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1803 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1804 as addressable.
1806 2005-09-15 Michael Matz <matz@suse.de>
1808 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1810 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1812 PR tree-optimization/23835
1813 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1814 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1816 2005-09-14 Richard Henderson <rth@redhat.com>
1818 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1819 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1821 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1823 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1824 in the ARRAY_TYPE case.
1826 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1828 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1830 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1832 PR middle-end/22480
1833 * tree-vect-transform.c (vectorizable_operation): Return false for
1834 scalar shift operations and for vector shift operations with
1835 non-invariant shift arguments. Use scalar tree operand op1 as
1836 a shift operand when vector shift insn pattern uses scalar shift
1837 operand.
1838 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1840 2005-09-14 Olivier Hainque <hainque@adacore.com>
1842 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1843 value if it has side-effects.
1845 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1847 PR target/22068
1848 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1850 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1852 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1853 passed as NAME as if it were label at start of function code.
1855 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1857 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1858 the constraints.
1860 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1862 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1863 as early clobber. Rewrite so the PIC register is not implicitly used.
1865 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1867 * tree.c (annotate_with_file_line): Compare line numbers before
1868 file names.
1870 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1872 PR target/23816
1873 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1874 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1876 2005-09-13 Ian Lance Taylor <ian@airs.com>
1878 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1879 than a HOST_WIDEST_INT to gen_doloop_begin.
1881 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1883 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1885 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1887 PR tree-optimize/23817
1888 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1890 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1892 PR target/23774
1893 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1894 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1895 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1896 (restore_stack_nonlocal): Likewise.
1897 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1899 2005-09-12 Ian Lance Taylor <ian@airs.com>
1901 PR g++/7874
1902 * c.opt (ffriend-injection): New C++ option.
1903 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1904 (C++ Dialect Options): Document -ffriend-injection.
1906 2005-09-12 Josh Conner <jconner@apple.com>
1908 PR middle-end/23237
1909 * ipa-reference.c (static_execute): Don't mark variables in
1910 named sections TREE_READONLY.
1912 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1914 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1915 stack_tie.
1917 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1919 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1920 V_MUST_DEF instead of just the first_use_p.
1921 Don't mark the virtual variables for renaming on the statement which
1922 is being removed.
1923 (pass_dse): Remove TODO_update_ssa.
1925 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1927 PR middle-end/23290
1928 * stor-layout.c (compute_record_mode): For records with a single
1929 field, actually check the field's mode size against the type size.
1931 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1932 registers for TARGET_SHMEDIA.
1933 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1934 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1935 of GENERAL_REGS and FP_REGS.
1937 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1939 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1941 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1943 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1944 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1945 are omitted. Exclude stack_tie insn too.
1947 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1949 PR rtl-optimization/23098
1950 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1951 0.0f is easy.
1952 * config/rs6000/rs6000.md (movdf splitter): Use
1953 const_double_operand predicate for TARGET_POWERPC64.
1954 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1955 SYMBOL_REF method to ABI_V4.
1957 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1958 replace_equiv_address.
1959 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1960 rs6000_sr_alias_set and MEM_NOTRAP.
1961 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1963 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1965 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1966 handle CALL_EXPR again.
1968 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1970 * arm/predicates.md (alignable_memory_operand): Delete.
1972 2005-09-10 Richard Henderson <rth@redhat.com>
1974 PR debug/23806
1975 * dbxout.c (dbxout_expand_expr): New.
1976 (dbxout_symbol): Use it.
1978 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1980 * arm.c (arm_gen_rotated_half_load): Delete.
1981 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1982 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1983 (thumb_set_return_address): Likewise.
1984 (thumb_load_double_from_address): Use adjust_address.
1985 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1986 (extendhsisi2_mem, movhi_bytes): Use change_address.
1987 (movhi): Use widen_memory_access.
1988 (reload_out_df): Use replace_equiv_address.
1989 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1991 2005-09-09 Richard Henderson <rth@redhat.com>
1993 PR debug/20998
1994 * dbxout.c: Include expr.h.
1995 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1996 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1997 * Makefile.in (dbxout.o): Add EXPR_H.
1999 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2001 PR tree-optimization/23509
2002 * tree-cfg.c (replace_uses_by): Use replace_exp.
2003 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2004 pointers have name_mem_tag or type_mem_tag set.
2006 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2008 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2009 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2010 of wrongly accessing operands.
2012 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2014 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2015 * tree-chrec.c: Include tree-scalar-evolution.h.
2016 (chrec_convert): Instantiate the base and step before calling
2017 scev_probably_wraps_p that would fail on parametric evolutions.
2018 Collect all the fails into a single section failed_to_convert,
2019 print a diagnostic, and return chrec_dont_know instead of calling
2020 fold_convert.
2021 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2022 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2023 phi nodes.
2024 (scev_const_prop): Don't replace the definition of a loop closed ssa
2025 phi node by itself, or by another loop closed ssa phi node.
2026 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2027 that base and step are defined.
2029 2005-09-09 Richard Guenther <rguenther@suse.de>
2031 PR c++/23624
2032 * fold-const.c (fold_ternary): Check truth_value_p before
2033 calling invert_truthvalue.
2035 2005-09-09 Nick Clifton <nickc@redhat.com>
2037 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2038 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2039 dimension of these arrays.
2040 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2041 these arrays.
2042 * longlong.h: Only provide a prototype for the __clz_tab[] array
2043 if this header has not been included from libgcc2.h.
2044 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2045 defining own types.
2046 Provide prototypes for exported functions.
2047 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2048 libgcc2.c.
2050 2005-09-08 Josh Conner <jconner@apple.com>
2052 PR c++/21135
2053 PR c++/23180
2054 * expr.c (expand_expr_addr_expr_1): Don't invoke
2055 expand_simple_binop for EXPAND_INITIALIZER.
2057 2005-09-08 Richard Henderson <rth@redhat.com>
2059 PR debug/23190
2060 * toplev.c (wrapup_global_declaration_1): Split out ...
2061 (wrapup_global_declaration_2): ... from ...
2062 (wrapup_global_declarations): ... here. Return bool.
2063 (check_global_declaration_1): Split out ...
2064 (check_global_declarations): from here.
2065 (emit_debug_global_declarations): New.
2066 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2067 check_global_declaration_1, emit_debug_global_declarations): Declare.
2068 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2069 of decls. Call wrapup_global_declaration_1,
2070 wrapup_global_declaration_2, check_global_declaration_1 directly.
2071 (c_write_global_declarations_2): New.
2072 (ext_block): New.
2073 (c_write_global_declarations): Call c_write_global_declarations_2.
2074 * langhooks.c (write_global_declarations): Call
2075 emit_debug_global_declarations.
2077 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2078 remove decls that have DECL_RTL_SET_P.
2079 * passes.c (rest_of_decl_compilation): Invoke
2080 cgraph_varpool_finalize_decl for all but functions.
2082 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2084 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2085 the result of a conversion if the new min and max cannot be compared.
2087 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2089 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2090 (override_options): Setting s390_sr_alias_set removed.
2091 (save_fpr, save_gprs): Set alias set to vararg or frame.
2092 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2093 s390_sr_alias_set with get_frame_alias_set ().
2094 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2095 get_varargs_alias_set ().
2097 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2099 PR objc/20574
2100 PR objc/19324
2101 * c-parser.c (c_parser_objc_method_definition): If the next
2102 token is not "{", error out and don't start the function.
2104 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2106 * tree-vrp.c (extract_range_from_expr): Move the check for non
2107 nullness after the check for gimple invariant.
2109 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2111 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2113 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2115 PR target/23747
2116 * config/m32r.md (movmemsi_internal): Canonicalize order of
2117 operands in PLUS component of template.
2119 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2121 * reload1.c (fixup_eh_region_note): Remove assertion.
2122 (fixup_abnormal_edges): Reverted removal of call to
2123 find_many_sub_basic_blocks made on 2005-08-31.
2125 2005-09-07 Richard Henderson <rth@redhat.com>
2127 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2128 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2129 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2130 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2131 rearrange for better packing.
2132 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2133 (lookup_cfa_1): Remove inline marker.
2134 (cfa_equal_p): Split out of ...
2135 (def_cfa_1): ... here. Use INVALID_REGNUM.
2136 (build_cfa_loc): Handle !cfa->indirect.
2137 (frame_pointer_cfa_offset): New.
2138 (dbx_reg_number): Assert register elimination performed; do
2139 leaf register remapping.
2140 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2141 (eliminate_reg_to_offset): New.
2142 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2143 for verifiably local stack frame addresses; re-base to CFA.
2144 (mem_loc_descriptor): Remove can_use_fbreg argument.
2145 (concat_loc_descriptor, loc_descriptor): Likewise.
2146 (containing_function_has_frame_base): Remove.
2147 (rtl_for_decl_location): Don't do register elimination or
2148 leaf register remapping here.
2149 (secname_for_decl): Split out from ..
2150 (add_location_or_const_value_attribute): ... here.
2151 (convert_cfa_to_loc_list): New.
2152 (compute_frame_pointer_to_cfa_displacement): New.
2153 (gen_subprogram_die): Use them.
2154 * tree.h (frame_base_decl): Remove.
2155 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2156 (prologue_stack_adjust): Remove.
2157 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2158 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2159 (set_frame_base_location): Remove.
2160 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2161 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2162 (vt_add_function_parameters): Don't eliminate_regs.
2163 (vt_initialize): Don't create frame_base_decl.
2165 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2167 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2168 version of GNU binutils for 4.x and later.
2170 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2172 * ggc-page.c (ggc_push_context): Remove.
2173 (ggc_pop_context): Likewise.
2174 * ggc.h (ggc_push_context): Remove.
2175 (ggc_pop_context): Likewise.
2177 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2179 PR target/8973
2180 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2181 returning from an interrupt handler.
2183 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2185 PR target/8972
2186 * config/arc/arc.c (output_shift): Add check for loop count when
2187 optimizing.
2189 2005-09-06 Steven Bosscher <stevenb@suse.de>
2191 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2192 form manually.
2193 (abs_replacement): Likewise.
2194 (pass_phiopt): Remove TODO_update_ssa.
2196 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2198 PR c/23075
2199 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2200 if "return with no value, in function returning non-void" warning
2201 has been issued.
2202 * tree-cfg.c (execute_warn_function_return): Don't look at
2203 RETURN_EXPRs with TREE_NO_WARNING set.
2205 PR target/22362
2206 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2207 for internal functions doesn't use registers used by global registers
2208 variables. Use fewer register parameters if there are global register
2209 variables.
2211 2005-09-06 Olivier Hainque <hainque@adacore.com>
2212 Eric Botcazou <ebotcazou@adacore.com>
2214 PR middle-end/14997
2215 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2216 when we would be extracting outside its bit span (bitpos+bitsize
2217 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2218 Ada unchecked conversions.
2220 2005-09-06 Steven Bosscher <stevenb@suse.de>
2222 * tree-ssa-pre.c (try_look_through_load): New function.
2223 (compute_avail): Use it to try to look through loads for some
2224 more useful expressions.
2226 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2228 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2229 condition for detecting cases like (a&a) and (a^a).
2231 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2233 * common.opt: Add option ftree-vect-loop-version.
2234 * params.def: Add --param vect-max-version-checks.
2235 * doc/invoke.texi: Document ftree-vect-loop-version and
2236 --param vect-max-version-checks.
2237 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2238 may_misalign_stmts and defines for accessors.
2239 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2240 LOOP_VINFO_MAY_MISALIGN_STMTS.
2241 (destroy_loop_vec_info): VEC_free for
2242 LOOP_VINFO_MAY_MISALIGN_STMTS.
2243 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2244 Update documentation.
2245 (vect_update_misalignment_for_peel): New.
2246 (vect_enhance_data_refs_alignment): Update to choose loop
2247 peeling or loop versioning if appropriate for the (potentially)
2248 unaligned data references in the loop.
2249 (vect_analyze_data_refs_alignment): Remove call to
2250 vect_enhance_data_refs_alignment so the checks can be done
2251 earlier.
2252 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2253 and move up call to vect_analyze_data_refs_alignment.
2254 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2255 (vect_transform_loop): Add call to loop_version.
2257 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2259 PR rtl-optimization/23098
2260 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2261 * simplify-rtx.c (constant_pool_reference_p): New function.
2262 * rtl.h (constant_pool_reference_p): New prototype.
2263 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2264 constant_pool_reference_p in condition and
2265 avoid_constant_pool_reference in preparation statements.
2267 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2269 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2270 STRICT_LOW_PART SETs.
2272 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2274 PR middle-end/21460
2275 * except.c (sjlj_emit_function_enter): Find the function begin
2276 note even when it's not in first basic block.
2278 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2280 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2281 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2282 * aclocal.m4: Regenerate.
2284 2005-09-05 DJ Delorie <dj@redhat.com>
2286 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2287 of macro.
2289 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2291 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2292 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2293 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2294 Follow spelling conventions.
2295 * doc/invoke.texi: Follow spelling conventions.
2297 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2299 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2300 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2301 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2303 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2305 PR target/23683
2306 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2307 (output_stack_adjust): Use gen_tmp_stack_mem.
2308 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2309 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2310 (sh_get_pr_initial_val): Likewise.
2311 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2312 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2313 * sh.md (divsi_inv_m0): Use gen_const_mem.
2314 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2315 (movdf_i4+1): Use gen_tmp_stack_mem.
2316 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2317 (fpu_switch+2): Likewise.
2318 (movv4sf_i, movv16sf_i): Use adjust_address.
2319 (symGOT_load): Set MEM_NOTRAP_P bit.
2321 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2323 PR target/23721
2324 * pa.c (emit_move_sequence): Fix typo in last change.
2326 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2328 PR rtl-optimization/23454
2329 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2330 is true.
2332 2005-09-03 Richard Henderson <rth@redhat.com>
2333 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2335 PR middle-end/23671
2336 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2337 gen_rtx_MEM.
2339 2005-09-02 Nicolas Pitre <nico@cam.org>
2341 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2342 to bit_count to 32 bits.
2344 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2346 PR c++/23167
2347 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2348 generating synthetic loads from volatile lvalues.
2350 005-09-02 Nick Clifton <nickc@redhat.com>
2352 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2353 __ctzhi2, __clzhi2): New functions.
2355 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2357 PR middle-end/23547
2358 * tree-nested.c (struct var_map_elt): Mark with GTY.
2359 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2360 var_map_elt.
2361 (lookup_field_for_decl): Allocate new element in GC memory.
2362 (lookup_tramp_for_decl): Likewise.
2363 (convert_nl_goto_reference): Likewise
2364 (create_nesting_tree): Allocate info in GC memory. Likewise for
2365 info->var_map.
2366 (free_nesting_tree): Free with ggc_free instead of free.
2367 (root): New static variable.
2368 (lower_nested_functions): Remove root as local variable. And zero out
2369 root at the end of the function.
2371 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2373 PR rtl-optimization/20365
2374 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2375 to short. New member ix.
2376 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2377 (simplify_plus_minus): Initialize ix members before calling qsort.
2379 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2381 PR tree-optimization/23626
2382 * tree-cfg.c (replace_uses_by): Clean up eh info.
2384 2005-09-01 DJ Delorie <dj@redhat.com>
2386 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2387 fprintf.
2389 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2391 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2392 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2393 gen_rtx_MEM.
2395 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2397 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2398 do not issue warning for a variable definition following
2399 a declaration.
2401 2005-09-01 Richard Henderson <rth@redhat.com>
2403 PR 23668
2404 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2405 conversion to CONST_VECTOR.
2407 2005-09-01 Richard Henderson <rth@redhat.com>
2409 PR 23676
2410 * reload1.c (reload_as_needed): Check !CALL_P before calling
2411 fixup_eh_region_note.
2412 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2414 2005-09-01 DJ Delorie <dj@redhat.com>
2416 * varasm.c (output_constant): Let the target resolve
2417 conversions of addresses to non-default pointer sizes.
2419 2005-09-01 Nicolas Pitre <nico@cam.org>
2421 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2422 to alow matching ARM pre-indexed addressing mode.
2423 (arm_override_options): Remove now irrelevant comment.
2425 2005-09-01 Phil Edwards <phil@codesourcery.com>
2427 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2428 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2429 * config/i386/vxworks.h: Likewise.
2430 * config/i386/t-vxworksae: New file, for VxWorks AE.
2431 * config/i386/vxworksae.h: Likewise.
2433 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2435 PR tree-optimization/23410
2436 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2437 sequence is not wrapping during the first step.
2439 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2441 PR debug/7241
2442 * dwarf2out.c (base_type_die): Compare char_type_node with
2443 TYPE_MAIN_VARIANT (type), not type.
2445 2005-09-01 Richard Guenther <rguenther@suse.de>
2447 PR tree-optimization/15366
2448 * common.opt: Add -finline-functions-called-once.
2449 Put -fearly-inlining in alphabetically ordered place.
2450 * doc/invoke.texi: Document new option.
2451 * ipa-inline.c (cgraph_decide_inlining): Honour
2452 flag_inline_functions_called_once.
2454 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2456 PR rtl-optimization/23478
2457 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2458 (alloc_qty): Initialize it.
2459 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2460 (combine_regs): Combine also n_throwing_calls_crossed fields.
2461 (find_free_reg): Don't attempt to caller-save pseudos crossing
2462 calls that might throw.
2463 * global.c (struct allocno): Add throwing_calls_crossed field.
2464 (global_alloc): Revert 2005-08-22 change. Initialize
2465 throwing_calls_crossed.
2466 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2467 might throw.
2469 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2471 PR target/23649
2472 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2473 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2474 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2475 (and64_2_operand): Tweak to use predicate.
2476 (and_operand): Adjust for mask_operand changes.
2477 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2478 (print_operand): Likewise.
2479 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2480 (mask64_1or2_operand): Delete.
2481 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2482 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2483 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2484 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2485 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2486 (rotldi3_internal4): Likewise.
2487 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2488 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2489 (ashldi3_internal7): Likewise.
2490 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2491 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2492 (anddi3 split): Don't match mask64_operand.
2493 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2494 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2495 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2496 't' splitter predicate.
2497 (movdi_internal64 + 2): Revert 2005-06-11 change.
2499 2005-08-31 DJ Delorie <dj@redhat.com>
2501 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2502 (m32c_asm_integer): Add support for 32 bit pointers.
2504 2005-08-31 Richard Henderson <rth@redhat.com>
2506 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2507 component-like references for setting MEM_NOTRAP_P.
2509 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2510 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2512 2005-08-31 Richard Henderson <rth@redhat.com>
2514 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2515 into a pseudo before applying gen_lowpart.
2517 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2519 * doc/install.texi (Specific): Update cctools version required
2520 for full functionality.
2521 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2522 linkers as -macosx_version_min.
2524 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2526 PR target/21255
2527 * sh.c (print_operand, %R and %S): Add handling of floating point
2528 registers, memory, constants and invalid operands.
2530 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2532 * ipa-pure-const.c: Change dump name.
2534 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2536 PR target/23570
2537 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2538 to "reg_or_0_operand".
2539 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2541 2005-08-31 Dale Johannesen <dalej@apple.com>
2543 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2544 loops that count down.
2546 2005-08-31 Richard Henderson <rth@redhat.com>
2548 PR rtl-opt/23601
2549 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2550 (fixup_eh_region_note): New.
2551 (reload_as_needed): Call it.
2552 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2553 don't call find_many_sub_basic_blocks; call verify_flow_info.
2554 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2555 (keep_stack_depressed): Likewise.
2556 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2558 2005-08-31 Richard Henderson <rth@redhat.com>
2560 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2561 fp return matching.
2563 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2565 * expr.c (expand_expr_real_1): Compare size of address
2566 mode to target's address mode size in deciding expansion of
2567 the constant address.
2569 2005-08-31 Richard Guenther <rguenther@suse.de>
2571 PR middle-end/23477
2572 * expr.c (all_zeros_p): New function.
2573 (expand_expr_real_1): Handle the case of an all-zero
2574 non-addressable constructor separately.
2576 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2578 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2579 arguments, adjust all callers.
2580 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2582 2005-08-30 Richard Henderson <rth@redhat.com>
2584 PR target/23630
2585 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2586 whenever the mode sizes match.
2588 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2590 * calls.c (load_register_parameters): Fix comment typo.
2591 * expr.c (emit_push_insn): Comment formatting.
2593 2005-08-30 Ian Lance Taylor <ian@airs.com>
2595 * config/i386/x-cygwin (host-cygwin): Change dependency from
2596 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2598 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2600 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2601 parts of 'vals'.
2603 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2605 PR middle-end/23408
2606 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2607 call to ggc_collect.
2609 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2611 PR bootstrap/21268
2612 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2613 beginning. Remove $(INCLUDES) from all the rules, if following
2614 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2616 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2618 PR middle-end/23484
2619 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2620 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2621 not constant, but maxlen is, don't set len to maxlen, rather
2622 set maxlen to len if len is a constant.
2624 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2626 PR tree-optimization/23475
2627 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2628 and counts.
2630 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2632 Fix PR middle-end/22455
2634 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2635 Checksum only the parts of the tree that exist for the tree code.
2637 2005-08-28 Dale Johannesen <dalej@apple.com>
2639 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2641 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2643 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2645 2005-08-28 Richard Henderson <rth@redhat.com>
2647 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2648 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2649 of char_type_node.
2651 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2653 PR ada/23593
2654 * builtins.c (get_memory_rtx): Don't strip nops
2655 in between COMPONENT_REFs.
2657 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2659 PR middle-end/23463
2660 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2661 types.
2662 (gimplify_modify_expr): Check for zero sized types and gimplify the
2663 rhs and lhs as statements.
2665 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2667 PR libgcj/23508
2668 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2669 state for return address column of signal frames.
2671 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2673 PR target/23539
2674 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2675 bytes >= 2 not bytes == 2.
2676 (expand_block_move): Same.
2678 2005-08-27 Richard Guenther <rguenther@suse.de>
2680 PR target/23575
2681 * config/i386/sse.md (sse2_movsd): Add missing closing
2682 braces.
2684 2005-08-27 Paul Brook <paul@codesourcery.com>
2686 * genrecog.c (enum decision_type): Add DT_num_insns.
2687 (struct decision_test): Add u.num_insns.
2688 (add_to_sequence): Add DT_num_insns test.
2689 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2690 (write_cond, debug_decision_2): Ditto.
2691 (change_state): Assume peep2_next_insn never fails.
2692 Remove "afterward" argument.
2693 (write afterward, write_tree): Update to match.
2694 * recog.c (peep2_current_count): New variable.
2695 (peep2_next_insn): Check it.
2696 (peephole2_optimize): Set peep2_current_count.
2697 * recog.h (peep2_current_count): Declare.
2699 2005-08-26 Josh Conner <jconner@apple.com>
2701 PR middle-end/23584
2702 * ipa-pure-const.c (check_tree): Check for volatile-ness
2703 when considering a dereference.
2705 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2707 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2709 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2711 PR rtl-optimization/23561
2712 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2713 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2714 at most LEN bytes long memory fits into the field.
2715 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2716 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2717 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2719 2005-08-26 Richard Henderson <rth@redhat.com>
2721 PR rtl-opt/23560
2722 * loop.c (biased_biv_may_wrap_p): New.
2723 (maybe_eliminate_biv_1): Use it to suppress non-equality
2724 comparison transformations. Delete disabled code.
2726 2005-08-26 Ian Lance Taylor <ian@airs.com>
2728 * combine.c (make_extraction): Avoid reference outside object.
2730 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2732 * stor-layout.c (finalize_type_size): Restore behaviour for
2733 non-aggregate types to the status quo ante of the patch for
2734 pr 23467. Document why it matters.
2736 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2738 PR c/23506
2739 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2740 array by one element, initialize the BT_LAST element with NULL.
2742 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2744 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2745 optimizing for size.
2746 (plus_eqsi): Same.
2747 (compare_plus_eqsi): Same.
2748 (plus_eqsi_compare): Same.
2749 (neg_eq0<mode>): Same.
2750 (neg_eq<mode>): Same.
2752 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2753 PROCESSOR_POWER4.
2755 2005-08-26 Nick Clifton <nickc@redhat.com>
2757 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2758 TARGET_EP is not defined.
2759 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2760 TARGET_EP is enabled.
2761 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2762 * config/v850/v850.md (save_all_interrupt): Only use the EP
2763 register if TARGET_EP is defined.
2764 (restore_all_interrupt): Likewise.
2765 * config/v850/lib1funcs.asm: Update functions so that the EP
2766 register is only used if __EP__ is defined.
2768 2005-08-26 David Ung <davidu@mips.com>
2770 * config/mips/mips.c (mips_expand_prologue): Handle case when
2771 generating for MIPS16 and the outgoing argument area is more than
2772 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2773 add instruction.
2775 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2777 * config/crx/crx.md: Make doloop_end pattern usage controllable
2778 via mloop-nesting=<max-nesting> command line switch. Make sure
2779 the combiner cannot use doloop_end_<mode> in an illegal way.
2780 * config/crx/crx.c: Use regs up to r6 for argument passing.
2781 Refine crx_address_cost (non cst4 displacements are expensive).
2782 * config/crx/crx.opt: Add switch for mloop-nesting=.
2784 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2786 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2787 (UNSPEC_MVST): New constant.
2789 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2791 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2792 Reject operands containing eliminable registers.
2793 * testsuite/gcc.dg/20050825-1.c: New testcase.
2795 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2796 Jan Hubicka <jh@suse.cz>
2798 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2800 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2802 PR tree-optimization/23546
2803 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2804 and REAL_CST nodes.
2806 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2808 * params.def (PARAM_MIN_SPEC_PROB): New.
2809 * sched-rgn.c (MIN_PROBABILITY): Delete.
2810 (compute_trg_info): Convert to PARAM_VALUE.
2811 * doc/invoke.texi (param): Document min-spec-prob.
2813 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2815 * config/darwin.h: define __PIC__
2816 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2817 TARGET_OS_CPP_BUILTINS macro.
2819 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2821 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2822 yesterday.
2824 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2826 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2827 to duplicate_block.
2828 * cfghooks.c (duplicate_block): Added position where to place
2829 new block as argument.
2830 * cfghooks.h (duplicate_block): Declaration changed.
2831 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2832 duplicate_block.
2833 * cfglayout.h (copy_bbs): Declaration changed.
2834 * cfgloop.h (loop_version): Declaration changed.
2835 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2836 position to copy_bbs.
2837 (loop_version): Pass position to duplicate_loop_to_header_edge.
2838 Add place_after argument and position new blocks according to
2839 it.
2840 * modulo-sched.c (sms_schedule): Pass place_after argument
2841 to loop_version.
2842 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2843 * tree-cfg.c (split_edge_bb_loc): New function.
2844 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2845 to determine position of new blocks.
2846 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2847 to loop_version.
2848 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2849 argument to duplicate_block.
2850 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2851 Pass position to copy_bbs.
2853 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2855 * fold-const.c (ptr_difference_const): Use
2856 cst_and_fits_in_hwi instead of host_integerp.
2858 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2860 * config/darwin.c (gen_pic_offset): New.
2861 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2862 Use it.
2864 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2866 PR tree-optimization/23486
2867 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2869 2005-08-23 Phil Edwards <phil@codesourcery.com>
2871 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2872 remove use_collect2.
2873 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2875 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2876 configuration files to override the default value.
2878 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2879 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2880 * config/vx-common.h: New file, split out from...
2881 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2882 * config/vxworksae.h: New file, for VxWorks AE.
2883 * config/vxworks.opt: New file.
2884 * config/vxlib.c: Update for VxWorks 6.
2886 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2887 other MULTILIB_* variables appropriately.
2888 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2889 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2890 * config/rs6000/vxworks.h: Update for VxWorks 6.
2891 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2893 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2895 PR target/20799
2896 * config/darwin.c (machopic_select_section): Remove the hack to
2897 mark "::operator new" and "::operator delete" for coalescing
2898 even though they are not weak.
2900 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2902 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2903 * configure: Regenerate.
2905 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2907 PR middle-end/23517
2908 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2909 between vectors.
2910 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2911 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2912 Likewise.
2914 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2916 * config/rs6000/predicates.md (equality_operator): New.
2917 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2918 comparison with a large constant.
2920 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2922 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2924 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2926 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2927 registers is even, and we have a hardware double precision fp,
2928 align the buffer.
2929 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2930 size of current argument when checking if argument was passed in
2931 registers.
2933 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2935 PR middle-end/23467
2936 * stor-layout.c (finalize_type_size): Dont override
2937 existing alignment with a smaller alignment from the mode.
2939 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2941 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2942 * lambda.h (lambda_vector_lexico_pos): ... here.
2943 * tree-data-ref.c (build_classic_dist_vector): Return false when
2944 the distance vector is lexicographically negative.
2946 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2948 PR tree-optimization/23511
2949 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2950 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2952 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2954 PR tree-optimization/22043
2955 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2956 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2957 If ALLOW_FLEXARR, handle types ending with flexible array member.
2958 Pass false as second argument to recursive count_type_elements calls.
2959 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2960 argument to count_type_elements call.
2961 * tree-sra.c (decide_block_copy): Likewise.
2962 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2963 for a constant-sized object, set cleared as well. Pass true as
2964 second argument to count_type_elements call.
2966 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2968 PR target/21571
2969 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2970 from legitimate_small_data_p, and make global. Update use.
2971 Remove forward declaration.
2972 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2973 Declare.
2974 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2976 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2978 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2979 of scratch intermediates.
2980 (eq<mode>_compare): Same.
2981 (neg_eq0<mode>): New.
2982 (neg_eq<mode>): Convert to define_insn_and_split.
2984 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2986 PR target/23070
2987 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2988 stdarg functions, set/clear the fp marker even when no variable
2989 args are passed.
2990 * config/rs6000/sysv4.opt (mprototype): Describe.
2992 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2994 PR rtl-optimization/23478
2995 * regs.h (reg_info): Add throw_calls_crossed.
2996 (REG_N_THROWING_CALLS_CROSSED): Define.
2997 * flow.c (allocate_reg_life_data): Initialize
2998 REG_N_THROWING_CALLS_CROSSED.
2999 (propagate_one_insn, attempt_auto_inc): Update
3000 REG_N_THROWING_CALLS_CROSSED.
3001 * global.c (global_alloc): Don't allocate pseudos across
3002 calls that may throw.
3004 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3006 PR c/18715
3007 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3008 value is inbetween the range if we did not find an exact match.
3010 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3012 * doc/invoke.texi (Option Summary): Add ms1 options.
3013 * doc/extend.texi: Document interrupt handler attribute for ms1.
3014 * doc/md.texi: Document ms1 constraints.
3015 * config.gcc: Add ms1-*-elf.
3016 * config/ms1/ms1.h: New.
3017 * config/ms1/ms1.c: New.
3018 * config/ms1/ms1.md: New.
3019 * config/ms1/ms1-protos.h: New.
3020 * config/ms1/ABI.txt: New.
3021 * config/ms1/crti.asm: New.
3022 * config/ms1/crtn.asm: New.
3023 * config/ms1/lib2extra-funcs.c: New.
3024 * config/ms1/t-ms1: New.
3025 * config/ms1/ms1.opt: New.
3027 2005-08-22 Ira Rosen <irar@il.ibm.com>
3029 * config/rs6000/altivec.md (xorv4sf3): New.
3030 (negv4sf2, neg<mode>2): Likewise.
3032 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3034 PR target/23485
3035 * config/ia64/ia64.md (divsi3): Check divide by zero.
3036 (udivsi3): Likewise.
3037 (divdi3): Likewise.
3038 (udivdi3): Likewise.
3040 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3042 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3043 up to elem_bitsize bits, not max_bitsize.
3045 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3047 PR tree-optimization/23433
3048 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3049 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3051 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3053 PR tree-optimization/23434
3054 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3055 the iteration bound is not an INTEGER_CST.
3057 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3059 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3060 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3061 NULL if need_epilog_adjust is false.
3062 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3063 Case 3 always peels first itration, not just for PLUS case, and no need
3064 to use scalar_initial_def here. Create an epilog adjustment only if
3065 scalar_initial_def is not NULL.
3067 (vectorizable_reduction): Remove assert.
3069 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3071 PR target/23485
3072 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3073 (__moddi3): Likewise.
3074 (__udivdi3): Likewise.
3075 (__umoddi3): Likewise.
3076 (__divsi3): Likewise.
3077 (__modsi3): Likewise.
3078 (__udivsi3): Likewise.
3079 (__umodsi3): Likewise.
3081 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3083 * tree-pass.h (TDF_GRAPH): Define.
3084 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3085 * passes.c (finish_optimization_passes): Only call
3086 finish_graph_dump_file if TDF_GRAPH is set.
3087 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3088 NULL. Set TDF_GRAPH bit.
3089 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3091 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3093 * arm.h (arm_stack_offsets): Add locals_base field.
3094 * arm.c (arm_get_frame_offsets): Compute it.
3095 (thumb_compute_initial_elimination offset): Make the Thumb frame
3096 pointer point to the base of the local variables.
3097 (thumb_expand_prologue): Update accordingly.
3098 (thumb_expand_epilogue): Likewise.
3100 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3101 mode of clobbered scratch to DImode. Handle a case that's known to
3102 need this.
3104 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3106 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3107 (gt0<mode>_compare): Delete.
3108 (neg_gt0<mode>): Delete.
3110 2005-08-19 Eric Christopher <echristo@apple.com>
3112 * optabs.h: Change CTI_ to COI_.
3113 * optabs.c: Ditto.
3115 2005-08-19 James E Wilson <wilson@specifix.com>
3117 * builtins.c (expand_builtin_return_addr): Set
3118 current_function_accesses_prior_frames when count != 0. Use
3119 frame_pointer_rtx when count == 0.
3120 * function.h (struct function): Add accesses_prior_frames field.
3121 (current_function_accesses_prior_frames): Define.
3122 * reload1.c (init_elim_table): Check
3123 current_function_accesses_prior_frames.
3124 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3126 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3128 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3129 indicator. Return true if the flowgraph changed during
3130 cleanup.
3132 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3134 PR 23476
3135 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3136 conditional expression before testing its value.
3138 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3140 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3142 2005-08-19 Devang Patel <dpatel@apple.com>
3144 PR tree-optimization/23048
3145 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3146 third parameter. Check whether latch is dominated by exit
3147 block or not.
3148 (if_convertible_loop_p): Supply exit block itself to
3149 if_convertible_bb_p.
3151 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3153 PR target/23473
3154 * arm.md (arm_load_pic_register): Change argument to the mask of
3155 saved registers. Call thumb_find_work_register if we need a
3156 scratch register on Thumb.
3157 (arm_expand_prologue): Pass empty register set to
3158 arm_load_pic_register.
3159 (thumb_expand_prologue): Pass live_regs_mask directly to
3160 arm_load_pic_register.
3161 * arm-protos.h (arm_load_pic_register): Update prototype.
3163 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3165 * sh.c (find_sole_member): New function.
3166 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3167 if the record's alignment is larger than the size of its only member.
3169 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3171 PR target/23436
3172 * arm.c (thumb_legitimize_reload_address): New function.
3173 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3174 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3176 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3178 * config/crx/crx.c: Implement crx_decompose_address. Reject
3179 symbolic displacements since CRX register relative adressing
3180 mode can't handle unsigned 32-bit values as displacements.
3181 * config/crx/crx.h: Simplify definitions, remove redundant
3182 parenthesis and obsolete macros.
3183 * config/crx/crx.opt: Add new switch for debugging addresses.
3184 * config/crx/crx-protos.h: Add new declarations for above.
3186 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3188 PR middle-end/20624
3189 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3190 looking past it.
3192 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3194 * collect2.c (dup2): Delete.
3195 * configure.ac: Don't check for dup2.
3197 * config.in, configure: Regenerate.
3199 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3201 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3202 record with the type of its only member.
3204 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3206 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3207 define_insn_and_split.
3208 (plus_ltu<mode>_compare): Same.
3209 (gtu<mode>_compare): Same.
3210 (plus_gtu<mode>_compare): Same.
3212 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3214 PR tree-optimization/22228
3215 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3216 todo_flags_start.
3217 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3218 are recorded in vect_vnames_to_rename for renaming.
3219 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3220 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3221 in vect_vnames_to_rename.
3222 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3223 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3225 2005-08-18 Jan Hubicka <jh@suse.cz>
3227 PR c++/22034
3228 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3229 info only for local statics, not for member variables.
3231 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3233 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3235 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3237 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3239 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3241 PR middle-end/16045
3242 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3244 2005-08-17 James E Wilson <wilson@specifix.com>
3246 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3247 array size check.
3249 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3251 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3252 (leu<mode>_compare): Same.
3253 (plus_leu<mode>): Same.
3254 (neg_leu<mode>): Same.
3255 (and_neg_leu<mode): Same.
3256 (ltu<mode>_compare): Same.
3257 (plus_ltu<mode>): Same.
3258 (geu<mode>): Same.
3259 (geu<mode>_compare): Same.
3260 (plus_geu<mode>): Same.
3261 (neg_geu<mode>): Same.
3262 (and_neg_geu<mode>): Same.
3263 (plus_gt<mode>): Same.
3264 (gtu<mode>_compare): Same.
3265 (plus_gtu<mode>): Same.
3267 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3269 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3270 Move call_table_data to end. Delete spurious .text.
3271 (callt_save_all_interrupt): Fix comment typo.
3273 2005-08-17 James E Wilson <wilson@specifix.com>
3274 Kevin Winchester <winchester@amirix.com>
3276 PR target/21684
3277 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3279 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3281 PR target/23268
3282 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3283 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3285 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3287 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3288 record with the type of its only member if the modes don't match.
3290 * varasm.c (decode_reg_name): Skip empty additional register names.
3292 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3294 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3295 lsm_tmp_name_length): New.
3296 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3297 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3299 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3300 Andreas Krebbel <krebbel1@de.ibm.com>
3302 * config.gcc: Added z9-109 switch.
3303 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3304 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3305 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3306 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3307 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3308 for "z9_109" cpu attribute.
3309 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3310 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3311 (s390_handle_arch_option): Added z9-109 switch.
3312 (override_options): Set respective cost function for z9-109.
3313 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3314 (legitimate_reload_constant_p): Accept extended immediates.
3315 (print_operand): Three new output modifiers added: k, m and o.
3316 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3317 (s390_output_mi_thunk): Use extended immediate when possible.
3318 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3319 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3320 (CONSTRAINT_LEN): Added length of O constraint.
3321 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3322 * config/s390/s390.md ("cpu"): New value z9_109 added.
3323 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3324 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3325 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3326 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3327 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3328 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3329 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3330 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3331 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3332 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3333 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3334 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3335 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3336 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3337 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3338 immediates.
3339 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3340 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3341 insns for TARGET_EXTIMM.
3343 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3345 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3347 2005-08-17 Nick Clifton <nickc@redhat.com>
3349 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3350 Call default_encode_section_info.
3352 2005-08-17 Steven Bosscher <stevenb@suse.de>
3354 PR tree-optimization/21574
3355 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3356 constant, return CONSTANT.
3357 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3358 (ccp_fold, visit_assignment): Likewise.
3359 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3361 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3363 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3364 fold_buildN instead of buildN then fold_initializer or fold.
3365 (build_unary_op): Likewise.
3366 (build_binary_op): Likewise.
3367 * fold-const.c (fold_initializer): Remove.
3368 (fold_build1_initializer): New function.
3369 (fold_build2_initializer): New function.
3370 (fold_build3_initializer): New function.
3371 * tree.h (fold_initializer): Remove.
3372 (fold_build1_initializer): New function.
3373 (fold_build2_initializer): New function.
3374 (fold_build3_initializer): New function.
3376 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3378 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3379 (try_move_mult_to_index): Call fold_build2 instead of build2.
3380 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3381 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3382 fold_binary_to_constant.
3383 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3384 fold (build.
3385 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3386 check if A == gcd (A, B). Remove TYPE argument.
3387 (analyze_offset) Use fold_build2 instead of fold (build.
3388 (create_data_ref): Likewise.
3389 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3390 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3391 then fold.
3393 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3395 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3396 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3398 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3400 PR tree-opt/23402
3401 * gimplify.c (zero_sized_type): New function.
3402 (gimplify_modify_expr_rhs): If we have a zero sized type,
3403 replace the statement with an empty statement.
3405 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3407 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3408 fxsave.
3410 2005-08-16 Ian Lance Taylor <ian@airs.com>
3412 * doc/tm.texi (Label Output): Correct typo.
3414 2005-08-16 Steven Bosscher <stevenb@suse.de>
3416 PR target/23376
3417 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3418 force_operand will work later on using have_insn_for.
3420 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3422 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3424 2005-08-16 Ian Lance Taylor <ian@airs.com>
3426 PR c++/23337
3427 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3428 vector type, don't try to construct it element by element. Add an
3429 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3431 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3433 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3435 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3437 * doc/invoke.texi (Precompiled Headers): Document some more options
3438 which are known to be safe.
3440 2005-08-16 James E Wilson <wilson@specifix.com>
3442 PR tree-optimization/21105
3443 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3444 TREE_OVERFLOW check.
3446 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3448 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3449 (neg_ltu<mode>): Same.
3450 (gtu<mode>): Same.
3451 (neg_gtu<mode>): Same.
3453 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3455 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3456 (fold_builtin_isdigit): Use fold_buildN.
3457 (build_function_call_expr): Likewise.
3458 * c-typeck.c (c_finish_loop): Likewise.
3460 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3461 Richard Shann <rshann@superh.com>
3463 PR middle-end/20396:
3464 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3466 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3468 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3470 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3472 PR target/23355
3473 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3474 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3475 must be saved.
3477 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3479 PR middle-end/23369
3480 * fold-const.c (build_range_check): Disable optimization for function
3481 pointer expressions on targets that require function pointer
3482 canonicalization.
3484 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3486 * simplify-rtx.c (simplify_const_relational_operation): When
3487 extracting arguments of a COMPARE, recompute the mode as well.
3489 2005-08-15 Ian Lance Taylor <ian@airs.com>
3491 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3493 2005-08-15 DJ Delorie <dj@redhat.com>
3495 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3496 the stack.
3497 (movsi_splittable): Allow, but split, moves to the stack.
3498 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3499 stack.
3501 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3503 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3504 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3505 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3507 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3508 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3509 Delete HOST_PTR_PRINTF.
3511 * configure, config.in: Regenerate.
3513 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3515 * config/rs6000/rs6000.md (QHSI): New mode macro.
3516 (wd): Extend mode attr for QImode and HImode
3517 (dbits): New mode attr.
3518 (zero_extend<mode>di2): Convert to mode macro.
3520 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3522 PR target/21841
3523 * doc/invoke.texi (-mgnu-ld): Update description.
3524 (-mhp-ld): Ditto.
3526 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3528 PR 23391
3529 * Makefile.in (tree-chrec.o): Depends on real.h.
3530 * tree-chrec.c: Include real.h.
3531 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3532 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3533 * tree-scalar-evolution.c (add_to_evolution_1,
3534 interpret_rhs_modify_expr): Ditto.
3536 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3538 PR 23386
3539 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3540 step is negative compute the estimation from init downwards to zero.
3542 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3544 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3546 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3548 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3549 constraint.
3550 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3551 Accept double-word constants that can be split.
3552 * config/s390/s390.md ("movti"): Use 'P' constraint.
3553 ("*movdi_31", "*movdf_31"): Likewise.
3555 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3557 Fix PR tree-optimization/22615
3559 * tree-ssa-structalias.c (solution_set_add): Handle
3560 first_vi_for_offset returning NULL.
3561 (do_da_constraint): Ditto.
3562 (do_sd_constraint): Ditto.
3563 (do_ds_constraint): Ditto
3564 (find_func_aliases): Ditto.
3565 (build_constraint_graph): RHS is allowed be ANYTHING.
3566 (first_vi_for_offset): Return NULL if we couldn't find anything at
3567 the offset.
3569 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3571 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3572 over memory as first operand.
3574 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3576 PR target/23360
3577 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3578 available for setting it.
3580 2005-08-14 Ira Rosen <irar@il.ibm.com>
3582 PR tree-optimization/23320
3583 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3584 data-refs' types instead of base object nullness. Add check for
3585 pointer type data-refs before first location comparison. Remove
3586 assert.
3588 2005-08-14 Andreas Schwab <schwab@suse.de>
3590 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3592 2005-08-13 James E Wilson <wilson@specifix.com>
3594 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3595 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3596 -fstack-protector-all, --param ssp-buffer-size): Document.
3597 (-Wvariadic-macros): Alphabetize.
3598 (-fsched-stalled-insns-dep): Add missing 'f'.
3600 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3601 macros.
3603 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3605 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3606 or indirect address operand.
3607 (EXTRA_ADDRESS_CONSTRAINT): New.
3608 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3610 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3612 PR tree-optimization/22236
3613 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3614 successors and predecessors.
3615 * tree-chrec.c (chrec_convert): Before converting, check that
3616 sequences don't wrap.
3617 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3618 (analyze_array): Extern.
3619 (find_data_references_in_loop): Remove call to
3620 compute_estimated_nb_iterations.
3621 * tree-data-ref.h (analyze_array): Declared.
3622 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3623 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3624 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3625 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3626 condition.
3627 * tree-ssa-loop-ivcanon.c: Fix documentation.
3628 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3629 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3630 (infer_loop_bounds_from_undefined): New.
3631 (estimate_numbers_of_iterations_loop): Use
3632 infer_loop_bounds_from_undefined.
3633 (used_in_pointer_arithmetic_p): New.
3634 (scev_probably_wraps_p): Pass an extra parameter. Call
3635 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3636 (convert_step): Fix documentation.
3637 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3638 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3639 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3640 scev_probably_wraps_p.
3642 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3644 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3645 (s390_register_info): Ignore clobbered_regs information for fixed
3646 registers, and only fixed registers.
3647 (s390_init_frame_layout): Remove redundant call.
3649 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3651 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3652 description of -Wold-style-casts.
3654 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3655 Jakub Jelinek <jakub@redhat.com>
3657 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3658 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3659 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3660 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3661 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3662 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3663 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3664 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3665 ("stack_protect_set", "stack_protect_test"): New expanders.
3666 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3667 "stack_protect_testdi"): New insn definitions.
3669 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3671 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3673 2005-08-12 Paul Brook <paul@codesourcery.com>
3675 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3677 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3679 * config/s390/predicates.md (setmem_operand): New predicate.
3680 (shift_count_operand): Accept ANDs with special constants as
3681 operand.
3682 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3683 with special constants.
3684 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3685 shift_count_operand with setmem_operand.
3687 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3689 * config/s390/s390.c (s390_extract_part, s390_single_part):
3690 Type cast added.
3691 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3692 (s390_output_mi_thunk): Don't use lg on 31 bit.
3693 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3694 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3696 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3698 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3699 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3700 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3701 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3702 with one of the new macros.
3704 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3706 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3707 Don't set save_return_addr_p.
3708 (s390_register_info): Make clobbered_regs not depending on
3709 save_return_addr_p.
3711 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3713 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3714 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3716 2005-08-11 James E. Wilson <wilson@specifix.com>
3718 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3720 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3722 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3723 locations gathered by var-tracking in single entry loc_list
3724 over loc_descriptor_from_tree.
3726 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3727 pass it down to loc_descriptor.
3728 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3729 (containing_function_has_frame_base): Move earlier in the file.
3730 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3731 instead of always assuming fbreg can't be used.
3733 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3735 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3736 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3737 Accept address wrapped in AND for Altivec.
3738 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3739 Strip AND wrapping offset address for Altivec.
3741 2005-08-11 Richard Henderson <rth@redhat.com>
3743 PR middle-end/23312
3744 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3745 before using TYPE_IS_SIZETYPE.
3747 2005-08-11 Richard Henderson <rth@redhat.com>
3749 PR target/22225
3750 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3751 insn types not present on ev4.
3752 (alphaev5_insn_pipe): Similarly.
3754 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3756 PR target/23250
3757 * arm.c (arm_override_options): If the user has selected callee-super-
3758 interworking, then enable normal interworking.
3760 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3762 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3763 redefinition.
3765 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3767 * doc/rtl.texi: Fix two typos.
3769 2005-08-11 Richard Guenther <rguenther@suse.de>
3771 PR target/23289
3772 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3773 cases where we call to/from functions returning void.
3775 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3777 PR c++/23225
3778 * tree.c (build_pointer_type_for_mode): Robustify.
3780 2005-08-10 James E Wilson <wilson@specifix.com>
3782 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3783 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3785 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3786 "cum->".
3788 2005-08-10 Eric Christopher <echristo@apple.com>
3790 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3791 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3792 V2DFmode.
3794 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3796 PR target/21887
3797 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3798 for the high part when generating dynamic-no-pic code.
3800 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3802 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3803 (x86_64-*-linux*): Likewise.
3805 * config/i386/crtfastmath.c: New file.
3806 * config/i386/t-crtfm: Likewise.
3808 * config/i386/linux.h (ENDFILE_SPEC): New.
3809 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3811 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3812 crtfastmath.o.
3814 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3816 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3817 (vec_shl, vec_shr): Document new operations.
3818 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3820 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3822 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3823 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3824 change predicate to indexed_or_indirect_address.
3826 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3828 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3829 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3830 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3831 and __aeabi_uwrite8.
3832 * config/arm/unaligned-funcs.c: New file.
3833 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3835 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3837 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3838 Add dump.
3839 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3840 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3841 Add dump.
3842 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3843 * final.c (pass_shorten_branches): Add dump.
3844 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3845 (pass_life): Rename dump.
3846 (rest_of_handle_flow2): Remove initial verify_flow_info.
3847 * function.c (pass_instantiate_virtual_regs): Add dump.
3848 * integrate.c (pass_initial_value_sets): Add dump.
3849 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3850 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3851 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3852 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3853 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3854 gate_rtl_unrool_and_peel_loops): New.
3855 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3856 rtl_doloop): Do not look at flags.
3857 * mode-switching.c (pass_mode_switching): Add dump.
3858 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3859 pass_split_before_regstack): Add dump.
3860 * regmove.c (pass_stack_adjustments): Add dump.
3861 * tree-optimize.c (pass_fixup_cfg): Add dump.
3863 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3865 PR 23309
3866 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3867 deciding which instruction sequence to use.
3869 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3871 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3872 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3874 2005-08-09 Richard Guenther <rguenther@suse.de>
3876 * c-common.c (builtin_function_2): Remove.
3877 (def_builtin_1): New function.
3878 (c_common_nodes_and_builtins): Use def_builtin_1 to
3879 build builtin functions.
3881 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3883 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3884 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3885 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3886 Visual DSP.
3888 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3890 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3891 fold_binary instead of fold_build2 since we don't care about the
3892 resulting tree.
3893 (loop_niter_by_eval): Likewise.
3894 (compare_trees): Likewise.
3895 (proved_non_wrapping_p): Likewise.
3897 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3899 PR c/23161
3900 PR c/23165
3901 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3902 if the if is really empty.
3904 2005-08-09 Steven Bosscher <stevenb@suse.de>
3906 PR tree-optimization/23234
3907 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3908 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3909 argument of the new enum.
3910 (execute_cse_reciprocals): Add reciprocals for function arguments
3911 on the unique successor edge of the entry block. Update other calls
3912 to execute_cse_reciprocals_1.
3914 2005-08-08 Richard Henderson <rth@redhat.com>
3916 PR 22439
3917 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3919 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3921 * expr.c (write_complex_part): Return after handling MEM.
3923 2005-08-08 Josh Conner <jconner@apple.com>
3925 PR rtl-optimization/23241
3926 * combine.c (simplify_comparison): Fix error in determining
3927 whether to lift a subreg from comparison.
3929 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3931 PR target/18506
3932 * config/rs6000/altivec.md (vec_init<mode>): New.
3933 (vec_set<mode>): New.
3934 (vec_extract<mode>): New.
3935 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3936 (rs6000_expand_vector_set): New.
3937 (rs6000_expand_vector_extract): New.
3938 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3939 for Altivec modes before reload.
3940 (altivec_expand_vec_init_builtin): New.
3941 (get_element_number): New.
3942 (altivec_expand_vec_set_builtin): New.
3943 (altivec_expand_vec_ext_builtin): New.
3944 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3945 builtins.
3946 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3947 builtins.
3948 * config/rs6000/rs6000.h (rs6000_builtins): Add
3949 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3950 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3951 * config/rs6000/rs6000-protos.h: Declare new functions.
3953 2005-08-08 Jan Hubicka <jh@suse.cz>
3955 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3956 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3957 * i386.md (movdi*): Use pic_32bit_operand.
3958 * predicates.md (pic_32bit_operand): New.
3960 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3962 PR c++/21166
3963 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3965 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3967 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3968 (test_for_singularity): Use fold_build2.
3970 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3972 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3974 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3976 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3977 (COMMON_ASM_OP) Define.
3978 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3979 (ix86_encode_section_info): Likewise.
3980 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3981 SUBTARGET_ENCODE_SECTION_INFO.
3983 2005-08-06 Richard Henderson <rth@redhat.com>
3985 PR 21894
3986 * tree-nested.c (convert_local_reference): Save and restore val_only
3987 around component_ref and friends. Clear walk_subtrees by default.
3989 2005-08-06 Peter O'Gorman <peter@pogma.com>
3991 PR 21366
3992 * gcc.c (process_command): Check the argument to -b has a dash.
3993 * doc/invoke.texi: Update -b and -V docs.
3995 2005-08-06 James E Wilson <wilson@specifix.com>
3997 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3999 2005-08-06 Michael Matz <matz@suse.de>
4001 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4002 member only if only one insn is associated with the value.
4004 2005-08-06 Nick Clifton <nickc@redhat.com>
4006 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4007 New define.
4008 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4009 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4010 Check symbol flags instead of symbol name mangling.
4011 (xstormy16_asm_output_aligned_common): Likewise. Also
4012 simplify code since the bss100_section cass is the only case
4013 where the below100 code will be triggered.
4014 (xstormy16_encode_section_info): Encode below100 attribute
4015 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4016 the name.
4017 (xstormy16_strip_name_encoding): Delete - this function is no
4018 longer needed.
4019 (TARGET_STRIP_NAME_ENCODING): Undefine.
4020 * config/stormy16/stormy16-protos.h: Delete prototype for
4021 xstormy16_strip_name_encoding.
4023 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4025 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4026 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4027 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4028 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4029 config/alpha/predicates.md, config/arc/arc.h,
4030 config/arm/arm.h, config/arm/ieee754-df.S,
4031 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4032 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4033 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4034 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4035 config/m68hc11/m68hc11.h, config/mips/mips.c,
4036 config/mips/mips.h, config/mips/openbsd.h,
4037 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4038 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4039 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4040 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4041 config/sparc/linux.h, config/sparc/linux64.h,
4042 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4043 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4044 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4045 typos. Follow spelling conventions.
4047 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4049 PR c/23113
4050 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4051 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4052 specially. Check for side effects only for COND_EXPR.
4053 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4054 return with TREE_NO_WARNING.
4056 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4058 PR rtl-optimization/23233
4059 * loop.c (combine_movables): Require the modes to be the same.
4060 (move_movables): Remove handling of cases where the replacement
4061 had a different mode to the original.
4063 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4065 PR tree-optimization/23128
4066 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4067 subtraction wrap, and set TREE_OVERFLOW if they do.
4069 2005-08-05 Richard Henderson <rth@redhat.com>
4071 PR 21728
4072 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4073 FORCED_LABEL labels.
4075 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4077 PR middle-end/23135
4078 * reload.c (find_reloads_subreg_address): Pass down TYPE
4079 unchanged. Change all callers except find_reloads_toplev.
4081 2005-08-05 Michael Matz <matz@suse.de>
4083 * genattrtab.c (current_alternative_string): Remove.
4084 (SIMPLIFY_ALTERNATIVE): Ditto.
4085 (attr_alt_bit_p): Ditto.
4086 (alternative_name): Make const char *.
4087 (evaluate_eq_attr): Remove use of above things.
4088 (simplify_test_exp): Ditto.
4089 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4090 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4092 2005-08-04 James E Wilson <wilson@specifix.com>
4094 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4095 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4096 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4097 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4098 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4100 2005-08-04 Richard Henderson <rth@redhat.com>
4102 PR 21529
4103 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4104 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4105 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4106 if we'd have to instantiate too many members.
4108 2005-08-04 Richard Henderson <rth@redhat.com>
4110 PR 21291
4111 * tree-outof-ssa.c (coalesce_asm_operands): New.
4112 (coalesce_ssa_name): Use it. Split out ...
4113 (coalesce_phi_operands, coalesce_result_decls): ... these.
4115 2005-08-04 Paul Brook <paul@codesourcery.com>
4117 * read-rtl.c (read_quoted_string): Break if EOF.
4119 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4121 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4122 (fold_build2): Likewise.
4123 (fold_build3): Likewise.
4124 (fold_build1_stat): New function prototype.
4125 (fold_build2_stat): Likewise.
4126 (fold_build3_stat): Likewise.
4127 * fold-const.c (fold_build1): Rename to ..
4128 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4129 through to build1_stat.
4130 (fold_build2): Rename to ..
4131 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4132 through to build2_stat.
4133 (fold_build3): Rename to ..
4134 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4135 through to build3_stat.
4137 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4138 Ian Lance Taylor <ian@airs.com>
4140 * function.c (assign_stack_local_1): Do not correct stack slot
4141 address if allocation size is smaller than mode size.
4143 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4145 PR 22037
4146 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4147 (tree_merge_blocks): Propagate anything allowed by
4148 may_propagate_copy.
4149 Clarify documentation.
4150 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4151 SSA form, schedule an update if necessary.
4153 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4155 * doc/install.texi (Binaries): Remove broken link to
4156 Sinix/Reliant Unix binaries.
4158 2005-08-03 Richard Henderson <rth@redhat.com>
4160 PR 23221
4161 * function.c (stack_protect_epilogue): Export.
4162 * tree.h (stack_protect_epilogue): Declare.
4163 * calls.c (expand_call): Call it.
4165 2005-08-03 Eric Christopher <echristo@apple.com>
4167 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4168 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4169 spec.
4171 2005-08-04 Jan Hubicka <jh@suse.cz>
4173 * profile.c (branch_prob): Split edges with goto locus on them
4174 to get proper line counts.
4175 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4177 2005-08-03 Paul Brook <paul@codesourcery.com>
4179 * function.c (assign_parms): Round current_function_args_size
4180 to PARM_BOUNDARY, not STACK_BOUNDARY.
4182 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4184 * config/i386/i386.c (x86_elf_aligned_common)
4185 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4187 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4189 PR tree-optimization/23157
4190 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4191 before emitting them.
4193 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4195 PR tree-optimization/19899
4196 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4197 * tree-scalar-evolution.c: Include real.h.
4198 (add_to_evolution): Build constant -1 of correct type.
4200 2005-08-03 Jan Hubicka <jh@suse.cz>
4202 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4203 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4204 profile updating for complette unrolling.
4205 * loop-unroll.c (peel_loop_completely): Use it.
4206 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4207 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4208 loops.
4210 2005-08-03 Paul Brook <paul@codesourcery.com>
4212 * combine.c (can_change_dest_mode): New function.
4213 (try_combine, simplify_set): Use it.
4215 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4217 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4218 TFmode to BLKmode.
4220 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4222 * doc/install.texi (Specific): Adjust link to openavr.org.
4223 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4224 (Binaries): Adjust HP-UX Porting Center link.
4225 (Binaries): Adjust Free Software Foundation ordering link.
4227 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4229 * convert.c (convert_to_integer): Use fold_build1 instead of
4230 build1 when converting an integer to an integer.
4232 2005-08-02 Richard Henderson <rth@redhat.com>
4234 * combine.c (combine_instructions): Don't use reg_equal/equiv
4235 results if the mode doesn't match.
4237 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4239 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4240 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4242 2005-08-02 Richard Henderson <rth@redhat.com>
4244 PR 23196
4245 * explow.c (memory_address): Remove special-case for
4246 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4248 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4250 PR 23164
4251 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4252 number of calls to cleanup_tree_cfg_1.
4254 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4256 * doc/invoke.texi: document file extensions .F90 and .F95
4258 2005-08-02 Richard Guenther <rguenther@suse.de>
4260 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4261 positive if its first argument is positive.
4263 2005-08-02 Richard Guenther <rguenther@suse.de>
4265 PR tree-optimization/23177
4266 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4267 on TMR_TAG.
4269 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4271 PR tree-optimization/23129
4272 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4273 varying for divisions with anti-ranges.
4275 2005-08-02 Jan Hubicka <jh@suse.cz>
4277 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4278 * tree-ssa-threadupdate.c (thread_block): Add it here.
4280 2005-08-01 James E Wilson <wilson@specifix.com>
4282 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4283 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4284 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4285 New.
4286 * config/mips/predicates.md (const_call_insn_operand): Add check for
4287 SYMBOL_REF_LONG_CALL_P.
4288 * doc/extend.texi (long_call): Document the new attribute.
4290 2005-08-01 Ian Lance Taylor <ian@airs.com>
4291 Richard Henderson <rth@redhat.com>
4293 * Makefile.in (RTL_BASE_H): Add real.h.
4294 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4295 instead of memcpy.
4296 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4297 directly.
4298 * rtl.c (rtl_check_failed_code_mode): New.
4299 * rtl.h (struct rtx_def): Add u.rv.
4300 (XCMWINT, XCNMPRV): New.
4301 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4302 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4304 2005-08-01 Richard Henderson <rth@redhat.com>
4306 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4307 with auto-inc codes.
4309 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4311 2005-08-01 Jan Hubicka <jh@suse.cz>
4313 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4314 * i386.c: Include dwarf2.h
4315 (asm_preferred_eh_data_format): New.
4316 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4318 2005-08-01 Ian Lance Taylor <ian@airs.com>
4320 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4321 randomize_va_space for virtual address randomization control.
4323 2005-08-01 Steven Bosscher <stevenb@suse.de>
4325 * common.opt (flag_ipa_cp): Put in right place to maintain
4326 alphabetic sort.
4328 2005-08-01 Jan Hubicka <jh@suse.cz>
4330 * profile.c (compute_value_histograms): Fix thinko.
4331 * value-prof.c: Include toplev.h
4332 (check_counter): New function.
4333 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4334 tree_mod_subtract_transform): Add sanity check.
4336 2005-08-01 Richard Guenther <rguenther@suse.de>
4338 PR tree-optimization/23133
4339 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4340 current functions parameter decls to find defs to cse
4341 reciprocals of.
4343 2005-08-01 Richard Guenther <rguenther@suse.de>
4345 PR tree-optimization/23109
4346 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4347 If trapping math is in effect, use post-dominator information
4348 to check if we'd in any case reach a trapping point before
4349 doing the reciprocal insertion.
4350 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4351 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4352 expressions are invariant only if trapping math is not in effect.
4354 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4356 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4357 cgraph_function_versioning): New declarations.
4358 * cgraphunit.c: Add include to ipa-prop.h.
4359 (update_call_expr, cgraph_copy_node_for_versioning,
4360 cgraph_function_versioning): New functions.
4361 * integrate.c (copy_decl_for_inlining): Remove.
4362 * ipa-prop.h (ipa_replace_map): New struct.
4363 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4364 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4365 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4366 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4367 ipcp_iterate_stage, ipcp_method_scale_print,
4368 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4369 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4370 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4371 ipcp_update_bb_counts, ipcp_update_profiling,
4372 ipcp_update_edges_counts): New functions.
4373 (ipcp_method_cval_init): Remove restriction regarding local methods.
4374 (ipcp_init_stage): Add ipcp_method_compute_scale.
4375 (ipcp_insert_stage): Add versioning.
4376 (ipcp_structures_print): Add ipcp_method_scale_print.
4377 (ipcp_driver): Dump profiling info.
4378 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4379 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4380 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4381 (struct inline_data): Add versioning_p, ipa_info, new fields.
4382 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4383 declare_return_variable): Replace calls to copy_decl_for_inlining with
4384 copy_decl_for_dup.
4385 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4386 versioning support.
4387 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4388 Add argument VERSIONING.
4389 (copy_arguments_for_versioning, copy_static_chain,
4390 function_versionable_p, tree_versionable_function_p,
4391 tree_function_versioning, replace_ref_tree): New functions.
4392 * tree-inline.h: Include varray.h.
4393 (tree_versionable_function_p, tree_function_versioning,
4394 tree copy_decl_for_dup): New declarations.
4396 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4398 * ipa-cp.c: New file. Contains IPCP specific functionality.
4399 * ipa-prop.h: New file. Contains structures/definitions that can be
4400 used by several interprocedural data flow optimizations (and also IPCP).
4401 * ipa-prop.c: New file.
4402 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4403 * common.opt: Add ipa-cp flag.
4404 * timevar.def: Add IPCP optimization.
4405 * tree-optimize.c (init_tree_optimization_passes): Schedule
4406 pass_ipa_cp.
4407 * tree-pass.h (pass_ipa_cp): Declare.
4409 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4411 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4412 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4413 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4414 config/i386/i386.c, config/mips/mips.h,
4415 config/rs6000/rs6000.h, config/sh/sh.c,
4416 config/stormy16/stormy16.c: Fix comment typos.
4418 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4420 PR c/22311
4421 * c-typeck.c (build_binary_op): Use common_type wrapper on
4422 shortened types.
4423 (common_type): Update comment.
4425 2005-07-31 Steven Bosscher <stevenb@suse.de>
4427 PR target/23095
4428 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4429 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4430 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4432 2005-07-31 Jan Hubicka <jh@suse.cz>
4434 * pretty-print.h (pp_widest_integer): New macro.
4435 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4436 counts.
4438 2005-07-31 Jan Hubicka <jh@suse.cz>
4440 * output.h (enum section_category): Export from varasm.c
4441 (categorize_decl_for_section): Likewise.
4442 * varasm.c (enum section_category): Kill.
4443 (categorize_decl_for_section): Make global.
4444 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4445 Declare.
4446 * i386.c (ix86_section_threshold): New static variable.
4447 (ix86_in_large_data_p, ix86_encode_section_info,
4448 x86_64_elf_unique_section,
4449 x86_64_elf_select_section): New functions.
4450 (TARGET_ENCODE_SECTION_INFO): Define
4451 (override_options): Enable medium model for PIC.
4452 (ix86_expand_prologue): Expand gen_set_got_rex64.
4453 (legitimate_constant_p): Handle new UNSPECs.
4454 (legitimate_pic_address_disp_p): Likewise.
4455 (legitimize_pic_address): Lower MEDIUM model addressing.
4456 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4457 (enum cmodel): Add MEDIUM_PIC.
4458 (SYMBOL_REF_FAR_ADDR_P): New macro.
4459 (SYMBOL_FLAG_FAR_ADDR): New flag.
4460 * i386.md (movdi): Support medium model.
4461 (set_got_rex64): New pattern.
4462 * i386.opt (mlarge-data-threshold): New flag.
4463 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4464 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4465 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4466 TARGET_ASM_UNIQUE_SECTION): New.
4468 * invoke.texi (-mlarge_data_threshold): Document
4470 2005-07-31 Jan Hubicka <jh@suse.cz>
4472 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4473 (coalesce_vars): Likewise.
4474 * tree-ssa-live.c (coalesce_cost): New.
4475 (build_tree_conflict_graph): Use coalesce_cost.
4476 * tree-ssa-live.h (coalesce_cost): Declare.
4478 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4480 * arm.md (all peepholes for post-increment operations): Delete.
4481 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4482 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4483 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4484 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4485 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4487 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4489 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4490 non-integral types.
4492 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4494 PR target/22582
4495 * doc/invoke.texi: Document -rdynamic.
4497 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4499 PR c/23143
4500 * c-parser.c (c_parser_parms_list_declarator): Call
4501 mark_forward_parm_decls.
4502 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4503 decls with visibility structure.
4505 2005-07-30 Paul Brook <paul@codesourcery.com>
4507 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4509 2005-07-30 Paul Brook <paul@codesourcery.com>
4511 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4512 prototype.
4513 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4514 value for mode.
4515 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4517 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4519 PR c/529
4520 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4521 nested function declarators.
4522 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4523 (grokparms): Call warn_if_shadowing for parameters used within the
4524 parameter list.
4525 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4526 not used within the parameter list.
4527 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4529 2005-07-30 Jan Hubicka <jh@suse.cz>
4531 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4532 * i386.c (ix86_fixup_binary_operands): Likewise.
4533 (ix86_expand_unary_operator): Likewise.
4534 (ix86_expand_fp_absneg_operator): Likewise.
4535 * optabs.c (expand_vec_cond_expr): Validate dest.
4537 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4539 PR c/21720
4540 * real.c (real_from_string): Also set last bit if there is a
4541 nonzero hex digit beyond GCC's internal precision after ".".
4543 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4545 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4546 define_constants. Change duplicate values to unassigned numbers.
4547 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4548 (*altivec_vspltsf): New.
4549 (altivec_vperm_v4sf): Delete.
4550 (altivec_vperm_<mode>): Use mode macro V.
4551 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4552 (altivec_predicate_v4sf): Delete.
4553 (altivec_predicate_<mode>): Use mode macro V.
4554 (*altivec_lvesfx): New.
4555 (*altivec_stvesfx): New.
4556 (vec_realign_load_v4sf): Delete.
4557 (vec_realign_load_<mode>): Use mode macro V.
4558 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4559 UNSPECV_SET_VRSAVE.
4561 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4563 PR bootstrap/23131
4564 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4565 string.
4566 * configure: Regenerated.
4568 2005-07-29 Paul Brook <paul@codesourcery.com>
4570 * doc/install.texi: Add link to GFortran binaries wiki page.
4572 2005-07-29 David Ung <davidu@mips.com>
4574 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4575 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4576 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4577 * config/mips/mips.md (cpu): Add 5kf name.
4578 (includes): Includes 5k.md.
4579 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4580 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4581 -march flag.
4583 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4585 PR 22550
4586 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4587 (cleanup_tree_cfg): ... here.
4588 Call cleanup_tree_cfg_1 until there are no more cleanups to
4589 do.
4591 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4593 * tree-vrp.c (compare_range_with_value): Return true or false
4594 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4595 EQ_EXPR respectively.
4597 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4599 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4600 Fix comment typos.
4602 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4604 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4605 (tree_ssa_dominator_optimize): Increment it.
4606 (dump_dominator_optimization_stats): Print it.
4608 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4609 Steven Bosscher <stevenb@suse.de>
4611 PR rtl-optimization/23117
4612 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4613 when head == tail. Tidy comment.
4615 2005-07-28 Richard Henderson <rth@redhat.com>
4617 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4618 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4619 * jump.c (rtx_renumbered_equal_p): Likewise.
4620 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4621 CONST_INT and CONST_DOUBLE.
4622 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4623 * reload.c (operands_match_p): Special case CONST_INT and
4624 CONST_DOUBLE; check mode earlier.
4626 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4628 PR c/22240
4629 * c-typeck.c (convert_for_assignment): Do not check
4630 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4632 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4634 PR c/22192
4635 * c-typeck.c (composite_type): Prefer constant size arrays to
4636 VLAs.
4638 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4640 PR c/21720
4641 * real.c (real_from_string): Set last bit if there is a nonzero
4642 hex digit beyond GCC's internal precision.
4644 2005-07-28 Richard Henderson <rth@redhat.com>
4646 PR rtl-opt/22619
4647 * cfgcleanup.c (try_forward_edges): Watch out for end of
4648 insn chain.
4650 2005-07-28 James E Wilson <wilson@specifixinc.com>
4652 PR c/23106
4653 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4655 2005-07-28 Jan Hubicka <jh@suse.cz>
4657 * Makefile.in (rtl-profile.o): Kill all traces of it.
4658 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4659 * coverage.h (rtl_coverage_counter_ref): Kill.
4660 * opts.c (flag_speculative_prefetching_set): Kill.
4661 (flag_loop_optimize_set): New.
4662 (common_handle_option): Disable loop optimizer when profiling;
4663 do not handle speculative prefetching.
4664 * passes.c (init_optimization_passes): Replace pass_profiling combo
4665 by branch_prob pass.
4666 * profile.c (compute_value_histograms): Update for simplified value
4667 profiles.
4668 (rtl_register_profile_hooks): Kill.
4669 (pass_profiling): Kill.
4670 (rest_of_handle_branch_prob): Do not profile.
4671 * toplev.c (process_options): Remove speculative prefetching.
4672 * toplev.h (flag_tree_based_profiling): Kill.
4673 * tree-profile.c (prepare_instrumented_value,
4674 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4675 tree_gen_one_value_profiler, do_tree_profiling): Update for
4676 simplified datastructures.
4677 * value-prof.c: Add comment that speculative prefetching was dropped;
4678 update rest of file for simplified datastructures.
4679 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4680 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4681 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4682 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4683 rtl_mod_subtract, gen_speculative_prefetch,
4684 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4685 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4686 (gate_handle_value_profile_transformations,
4687 rest_of_handle_value_profile_transformations,
4688 pass_value_profile_transformations): Kill.
4689 * value-prof.h (histogram_value_t): Remove IL based unions.
4690 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4691 rtl_profile_hooks): Remove hooks.
4693 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4695 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4696 (cgraph_clone_node): Likewise.
4697 * cgraph.h (cgraph_clone_edge): Update prototype.
4698 (cgraph_clone_node): Likewise.
4699 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4700 cgraph_clone_node.
4701 (lookup_recursive_calls): Consider profile.
4702 (cgraph_decide_recursive_inlining): Fix updating; use new
4703 probability argument; use profile.
4704 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4705 * tree-inline.c (copy_bb): Update clal of clone_edge.
4706 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4708 * invoke.texi (min-inline-recursive-probability): Document.
4710 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4712 * doc/install.texi (Configuration): Update Valgrind homepage.
4714 2005-07-28 Richard Henderson <rth@redhat.com>
4716 PR middle-end/21362
4717 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4718 labels we want to delete.
4719 (cfg_layout_merge_blocks): Likewise.
4721 2005-07-28 Richard Henderson <rth@redhat.com>
4723 PR target/17692
4724 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4725 when expanding to nothing.
4727 2005-07-28 Josh Conner <jconner@apple.com>
4729 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4730 (cgraph_decide_inlining_of_small_functions): Likewise.
4732 2005-07-28 Josh Conner <jconner@apple.com>
4734 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4735 direction of badness if negative.
4736 (cgraph_default_inline_p): Add reason to parameters, and assign it
4737 a value.
4738 (cgraph_decide_inlining_of_small_functions): New parameter in call
4739 to cgraph_default_inline_p.
4740 (cgraph_decide_inlining_incrementally): Likewise.
4741 * cgraphunit.c (decide_is_function_needed): Likewise.
4742 * cgraph.h (cgraph_default_inline_p): Likewise.
4744 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4746 * builtins.c: Fix comment typo(s).
4747 * genautomata.c: Likewise.
4748 * gimplify.c: Likewise.
4749 * tree-dfa.c: Likewise.
4750 * tree-flow-inline.h: Likewise.
4751 * tree-into-ssa.c: Likewise.
4752 * tree-ssa-alias.c: Likewise.
4753 * tree-ssa-ccp.c: Likewise.
4754 * tree-ssa-copy.c: Likewise.
4755 * tree-ssa-dce.c: Likewise.
4756 * tree-ssa-dom.c: Likewise.
4757 * tree-ssa-operands.c: Likewise.
4758 * tree-tailcall.c: Likewise.
4759 * tree-vectorizer.c: Likewise.
4760 * tree-vrp.c: Likewise.
4761 * tree.c: Likewise.
4763 2005-07-28 Jeff Law <law@redhat.com>
4765 * tree-vrp.c (test_for_singularity): Extracted from ...
4766 (simplify_cond_using_ranges): Attempt to simplify a relational
4767 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4769 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4771 PR tree-optimization/22506
4772 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4773 phis whose argument is constant.
4775 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4777 PR rtl-optimization/18992
4778 Back out this patch:
4779 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4780 PR optimization/12142
4781 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4782 uses of the register in the SET_SRC. Remove unnecessary argument.
4784 Replace it with this:
4785 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4786 if flag_non_call_exceptions is set and the insn may trap, pass
4787 pc_rtx as dest for recursion.
4788 In SET_SRC part of SET case, if dest is already set, pass it down
4789 unchanged.
4791 2005-07-28 Jan Hubicka <jh@suse.cz>
4793 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4794 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4795 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4796 roundoff errors.
4797 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4798 profile when available.
4800 2005-07-28 Jan Beulich <jbeulich@novell.com>
4802 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4803 (ia64_print_operand): Describe and handle 'X'.
4804 (ia64_register_move_cost): Also handle FP_REGS.
4805 (ia64_preferred_reload_class): Likewise.
4806 (ia64_secondary_reload_class): Likewise.
4807 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4808 it. Also check for ITANIUM_CLASS_FLDP.
4809 * config/ia64/ia64.h (FP_REGNO_P): New.
4810 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4811 (reg_class): Add FP_REGS.
4812 (REG_CLASS_NAMES): Adjust for it.
4813 (REG_CLASS_CONTENTS): Likewise.
4814 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4815 (REG_CLASS_FROM_LETTER): Handle 'x'.
4816 (CLASS_MAX_NREGS): Handle FP_REGS.
4817 (MEMORY_MOVE_COST): Likewise.
4818 * config/ia64/ia64.md (itanium_class): Add fldp.
4819 (type): Handle fldp.
4820 (movti_internal): More allowable operand combinations. Use ldfp8 when
4821 splitting unnecessary. Remove predicable attribute. Adjust
4822 itanium_class attribute.
4823 (smuldi3_highpart): Remove outdated comment.
4824 (mulditi3, umulditi3, rotlti3): New expanders.
4825 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4826 (absti2): Disabled new insn for future reference.
4827 Respective new splitters.
4828 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4829 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4830 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4832 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4834 PR rtl-optimization/23047
4835 * simplify-rtx.c (simplify_const_relational_operation): Respect
4836 flag_wrapv for comparisons with ABS.
4838 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4840 PR tree-optimization/22493
4841 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4842 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4844 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4846 * config/frv/frv.opt (moptimize-membar): New.
4848 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4850 * config/frv/frv.h: Remove machine_function definition.
4852 * config/frv/frv.c (struct frv_io): New.
4853 (struct machine_function): Moved from frv.h. Add has_membar_p.
4854 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4855 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4856 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4857 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4858 (frv_reorg): Call frv_optimize_membar when appropriate.
4859 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4860 (frv_expand_builtin): Adjust calls accordingly.
4861 (frv_io_address_cookie): New function.
4862 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4863 load or store rather than a special insn. Add ccnstant address and
4864 io-type operands to the membar.
4865 (frv_ifcvt_modify_tests): Unsign regno.
4866 (frv_ifcvt_modify_tests): Same.
4868 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4869 UNSPEC_OPTIONAL_MEMBAR constant.
4870 (builtin_read_<mode>): Delete.
4871 (builtin_write_<mode>): Delete.
4872 ("optional_membar_<mode>"): Add operand.
4874 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4875 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4876 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4877 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4878 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4879 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4880 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4881 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4882 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4884 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4886 * df.c (df_uses_record): Handle SCRATCH.
4888 2005-07-28 Steven Bosscher <stevenb@suse.de>
4890 PR debug/20161
4891 * passes.c (rest_of_decl_compilation): If decl is a type and
4892 we have encountered errors, don't emit debug information.
4894 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4896 * params.def: Fixed comment.
4898 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4900 PR target/19885
4901 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4902 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4903 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4905 2005-07-27 Steven Bosscher <stevenb@suse.de>
4907 PR c++/22003
4908 * varasm.c (assemble_start_function): Don't do anything that may
4909 require a CFG if the current function is a thunk.
4911 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4913 * doc/install.texi (Prerequisites): Mention that perl is needed
4914 to do export control in libstdc++ targetting Darwin.
4916 2005-07-27 Steven Bosscher <stevenb@suse.de>
4918 PR rtl-optimization/17808
4919 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4920 (sched_insns_conditions_mutex_p): Split out from...
4921 (add_dependence): ...here. But don't call it from here.
4922 (add_dependence_list): Check sched_insns_conditions_mutex_p
4923 before calling add_dependence.
4924 (add_dependence_list_and_free): Likewise.
4925 (fixup_sched_groups): Likewise.
4926 (sched_analyze_1): Likewise.
4927 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4928 (sched_analyze): Likewise.
4929 (sched_analyze_insn): Likewise.
4930 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4931 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4932 dependencies on all COND_EXEC insns to jumps ending basic blocks
4933 when doing intrablock scheduling.
4934 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4936 2005-07-27 Jeff Law <law@redhat.com>
4938 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4939 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4940 equivalency sets, correctly handle the case were vr0 has an
4941 equivalency set, but vr1 does not.
4943 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4945 PR tree-optimization/23073
4946 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4947 vect_print_dump_info before fprintf.
4949 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4951 PR tree-optimize/22348
4952 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4953 Fold the partial computation.
4955 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4957 PR tree-optimization/22325
4958 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4959 Declare.
4960 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4961 value replacement.
4962 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4963 (force_var_cost): ... this function.
4964 (compute_phi_arg_on_exit): Export.
4966 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4968 PR tree-optimization/20773
4969 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4970 edge.
4972 2005-07-27 Richard Guenther <rguenther@suse.de>
4974 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4975 Avoid pushing again if current struct contains only
4976 fields we decomposed.
4978 2005-07-27 Jan Hubicka <jh@suse.cz>
4980 PR tree-optimization/22574
4981 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4982 not available.
4984 * tree-tailcall.c (decrease_profile): New function.
4985 (eliminate_tail_call): Use it.
4987 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4988 visibility flags correctly in whole program mode.
4990 2005-07-26 Steve Ellcey <sje@cup.hp.com>
4992 PR rtl-optimization/22472
4993 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
4995 2005-07-26 Steven Bosscher <stevenb@suse.de>
4997 PR tree-optimization/22504
4998 * tree-complex.c (expand_complex_addition): Use 'code' instead
4999 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5001 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5003 * config.gcc (cpu_type): Add frv case.
5004 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5005 (supported_defaults): Add fr550 case.
5007 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5009 PR 22591
5010 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5011 whether a pointer of type T * may point to objects of type T *.
5013 2005-07-26 DJ Delorie <dj@redhat.com>
5015 * configure: Regenerate.
5017 2005-07-26 Dale Johannesen <dalej@apple.com>
5019 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5021 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5023 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5024 Clarify use of "build" in name.
5026 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5028 * doc/extend.texi (Raw read/write Functions): New section.
5029 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5030 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5031 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5032 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5033 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5034 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5035 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5036 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5037 * config/frv/frv.c: Add bdesc_loads global.
5038 Add bdesc_stores global.
5039 (frv_init_builtins): Add support for __builtin_{read/write}*.
5040 (frv_volatile_memref): New.
5041 (frv_expand_load_builtin): New.
5042 (frv_expand_store_builtin): New.
5043 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5044 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5045 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5046 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5047 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5048 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5049 (builtin_read_<mode>): New.
5050 (builtin_write_<mode>): New.
5051 (builtin_write64): New.
5052 (optional_membar_<mode>): New.
5054 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5056 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5057 (rather than units) against HOST_BITS_PER_WIDE_INT.
5059 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5061 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5062 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5063 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5064 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5065 FSF address.
5067 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5068 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5069 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5070 comment typos.
5071 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5073 2005-07-26 Richard Guenther <rguenther@suse.de>
5075 PR tree-optimization/22486
5076 * fold-const.c (fold_unary): Fold away useless component
5077 references of the form (T *)&T.x, if the address
5078 doesn't change.
5080 2005-07-25 James E Wilson <wilson@specifixinc.com>
5082 * dwarf2out.c (add_call_src_coords_attributes): New.
5083 (gen_inlined_subroutine_die): Call it.
5084 (maybe_emit_file, init_file_table): Add comments.
5085 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5086 maybe_emit_file.
5087 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5088 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5089 * tree.h (BLOCK_SOURCE_LOCATION): New.
5090 (struct tree_block): New field locus.
5092 2005-07-26 Andreas Schwab <schwab@suse.de>
5094 PR rtl-optimization/23043
5095 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5096 when allocating a struct unoccr.
5098 2005-07-25 Richard Henderson <rth@redhat.com>
5100 PR 22626
5101 * tree-complex.c (gate_no_optimization): True if errors.
5102 * Makefile.in (tree-complex.o): Update dependencies.
5104 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5106 * config/frv/predicates.md (integer_register_operand): Use
5107 GPR_AP_OR_PSEUDO_P.
5109 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5111 PR tree-opt/22484
5112 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5113 after fold.
5114 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5116 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5118 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5119 types when flag_unsafe_math_optimizations is true.
5121 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5123 * gcc.c (option_map): Add --sysroot.
5124 (process_command): Handle --sysroot.
5125 (display_help): Document it.
5126 * doc/cppopts.tex (-isysroot): Document.
5127 * doc/invoke.texi (--sysroot): Document.
5128 * doc/install.texi (--with-build-sysroot): Document.
5130 * Makefile.in (inhibit_libc): New variable.
5131 (INHIBIT_LIBC_CFLAGS): Likewise.
5132 (LIBGCC2_CFLAGS): Include
5133 $(INHIBIT_LIBC_CFLAGS).
5134 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5135 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5136 ($(T)crtend.o): Likewise.
5137 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5138 ($(T)crtendS.o): Likewise.
5139 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5140 ($(T)crtendT.o): Likewise.
5141 (stmp-fixinc): Do not complain about missing headers if
5142 inhibit_libc.
5143 * configure.ac (inhibit_libc): Set it to true/false.
5144 (--with-build-sysroot): New option. Use it to set
5145 SYSTEM_HEADER_DIR.
5146 * configure: Regenerated.
5148 2005-07-25 Manfred Hollstein <mh@suse.com>
5150 * calls.c (store_one_arg): Fix unsigned comparison warning.
5152 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5154 PR other/22337
5155 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5156 (ggc_print_statistics): Initialize variable before use.
5158 2005-07-25 Richard Guenther <rguenther@suse.de>
5160 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5161 calling with a PHI_NODE argument.
5163 * tree-flow-inline.h (overlap_subvar): Protect against
5164 possible overflow.
5166 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5168 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5169 * configure: Regenerate.
5171 2005-07-25 Ira Rosen <irar@il.ibm.com>
5173 * expr.c (highest_pow2_factor): Make extern.
5174 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5175 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5176 record_array_differ_p, array_ptr_differ_p): Likewise.
5177 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5178 additional cases. Call the above functions.
5179 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5180 base_object_differ_p when there are two base objects. Otherwise, compare
5181 base address and offset. Call may_alias_p.
5182 (dump_data_reference): Use a correct field name.
5183 (analyze_array): Make static. Initialize new data-ref fields.
5184 (analyze_indirect_ref): New function.
5185 (init_data_ref): Initialize new data-ref fields.
5186 (strip_conversion): Moved from tree-vect-analyze.c.
5187 (analyze_offset_expr, get_ptr_offset, address_analysis,
5188 object_analysis): Likewise.
5189 (analyze_offset): New function.
5190 (create_data_ref): Likewise.
5191 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5192 dimensions for ARRAY_REFs only.
5193 (build_classic_dist_vector): Make static.
5194 (access_functions_are_affine_or_constant_p): Call macro to get the
5195 address of access functions.
5196 (compute_all_dependences): Add new parameter
5197 compute_self_and_read_read_dependences. Compute self and read-read
5198 dependences if it is true.
5199 (find_data_references_in_loop): Call create_data_ref. Initialize new
5200 data-ref fields.
5201 (compute_data_dependences_for_loop): Add new parameter
5202 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5203 compute nb_loops. Call compute_all_dependences,
5204 build_classic_dist_vector and build_classic_dir_vector with correct
5205 parameters.
5206 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5207 with correct parameters. Compare dimensions for ARRAY_REFs only.
5208 (free_data_refs): Call macro to free access functions.
5209 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5210 fields from stmt_vinfo.
5211 (struct base_object_info): New structure.
5212 (struct data_reference): Move fields to base_object_info. Add fields
5213 first_location and object_info for above structures. Move fields from
5214 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5215 aligned_to. Add macros to access the new fields.
5216 Update functions declarations.
5217 * tree-flow.h (is_aliased_with): Declare.
5218 * tree-loop-linear.c (linear_transform_loops): Call
5219 compute_data_dependences_for_loop with correct parameters.
5220 * tree-ssa-alias.c (is_aliased_with): New function.
5221 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5222 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5223 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5224 vect_base_addr_differ_p, compute_subscript_distance and
5225 build_classic_dist_vector. Add printings. Check absolute value of
5226 distance.
5227 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5228 data-refs.
5229 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5230 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5231 to bytes. Add printing.
5232 (vect_compute_data_refs_alignment): Go through loads and stores in one
5233 loop.
5234 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5235 vect_analyze_data_ref_access): Likewise.
5236 (vect_analyze_pointer_ref_access): Remove.
5237 (vect_address_analysis, vect_object_analysis): Likewise.
5238 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5239 and analyze data-refs in the loop.
5240 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5241 fields of data-ref instead of stmt. Add init to the offset from the
5242 base.
5243 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5244 (vect_update_init_of_dr): Likewise.
5245 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5246 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5247 removed fields.
5248 (new_loop_vec_info): Initialize new fields.
5249 (destroy_loop_vec_info): Free new fields.
5250 (vect_strip_conversion): Remove.
5251 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5252 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5253 datarefs. Add new field ddrs.
5254 Add macros for the new fields access.
5255 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5256 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5257 Remove their macros.
5258 * tree.h (highest_pow2_factor): Declare.
5260 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5262 * calls.c (store_one_arg): Check for sibling call MEM arguments
5263 from already clobbered incoming argument area.
5265 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5267 * c-common.c (check_missing_format_attribute): New.
5268 * c-common.h (check_missing_format_attribute): Likewise.
5269 * c-typeck.c (convert_for_assignment): Use it.
5271 2005-07-24 Andreas Schwab <schwab@suse.de>
5273 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5274 register use a word move. Correct operand of ext.w in 68000 code.
5276 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5278 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5279 variables as declarations, rather than definitions.
5281 2005-07-24 Ira Rosen <irar@il.ibm.com>
5283 PR tree-optimization/22526
5284 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5285 of the zero node.
5287 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5289 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5290 that C99 reserve for future use. Use it to define clog10,
5291 clog10f and clog10l.
5293 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5295 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5296 * configure.ac: Check for -Wmissing-format-attribute.
5298 * configure: Regenerate.
5300 2005-07-23 Richard Henderson <rth@redhat.com>
5302 PR tree-optimization/22623
5303 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5305 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5307 PR target/22577
5308 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5310 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5312 * Makefile.in (C_TREE_H): Update dependencies.
5313 * c-tree.h: Include toplev.h.
5314 * diagnostic.h (diagnostic_set_info): Add format attribute.
5315 * rtl-error.c (diagnostic_for_asm): Likewise.
5317 2005-07-23 Chao-ying Fu <fu@mips.com>
5319 * config/mips/mips-dsp.md: New file.
5320 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5321 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5322 functions.
5323 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5324 MIPS_BUILTIN_BPOSGE32.
5325 (mips_expand_builtin_direct): Add one parameter to indicate that
5326 builtin functions need to return a value.
5327 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5328 functions.
5329 (mips_regno_to_class): Add classes for 12 new DSP registers.
5330 (mips_subword): Change to check four HI registers.
5331 (mips_output_move): Output move to and from 6 new DSP accumulators.
5332 (override_options): Make sure -mdsp and -mips16 are not used together.
5333 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5334 for machine modes.
5335 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5336 when !TARGET_DSP.
5337 (print_operand): Add 'q' for printing DSP accumulators.
5338 (mips_cannot_change_mode_class): Check ACC_REGS.
5339 (mips_secondary_reload_class): Check ACC_REGS.
5340 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5341 (mips_register_move_cost): Check ACC_REGS.
5342 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5343 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5344 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5345 (dsp_bdesc): New array.
5346 (bdesc_arrays): Add DSP builtin function table.
5347 (mips_prepare_builtin_arg): Check predicate again after
5348 copy_to_mode_reg.
5349 (mips_expand_builtin): Add one more parameter to
5350 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5351 MIPS_BUILTIN_BPOSGE32.
5352 (mips_init_builtins): Initialize new function types.
5353 (mips_expand_builtin_direct): Check if builtin functions need to
5354 return a value and pass operands properly.
5355 (mips_expand_builtin_bposge): New function.
5356 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5357 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5358 (FIRST_PSEUDO_REGISTER): Increase to 188.
5359 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5360 Update for 12 new DSP registers.
5361 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5362 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5363 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5364 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5365 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5366 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5367 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5368 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5369 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5370 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5371 (REGISTER_NAMES): Add names for 12 new DSP registers.
5372 * config/mips/mips.md: Include mips-dsp.md.
5373 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5374 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5375 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5376 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5377 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5378 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5379 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5380 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5381 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5382 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5383 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5384 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5385 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5386 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5387 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5388 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5389 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5390 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5391 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5392 (UNSPEC_RDDSP): New constants.
5393 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5394 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5395 A<-d alternative.
5396 * config/mips/mips.opt (-mdsp): New option.
5397 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5398 (reg_imm10_operand): New predicates.
5399 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5400 * doc/invoke.texi (-mdsp): Document new option.
5402 2005-07-22 DJ Delorie <dj@redhat.com>
5404 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5405 to warning calls.
5406 * tree-inline.c (inlinable_function_p): Likewise.
5408 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5410 PR debug/21828
5411 * toplev.c (check_global_declarations): Do not mark undefined
5412 variables as DECL_IGNORED_P.
5413 * varasm.c (first_global_object_name): GTY it.
5414 (weak_global_object_name): Likewise.
5415 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5416 a string to go into {weak,first}_global_object_name.
5418 2005-07-22 DJ Delorie <dj@redhat.com>
5420 * c-format.c (check_function_format): Change warning control
5421 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5423 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5425 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5426 &PTR->FLD a dereference of PTR.
5427 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5428 a potential dereference of PTR.
5430 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5432 PR rtl-optimization/20370
5433 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5434 call allocate_reg_info if necessary.
5436 PR rtl-optimization/21848
5437 * calls.c (emit_library_call_value_1): For const functions, add
5438 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5440 PR rtl-optimization/22445
5441 * cselib.c (target.h): Include.
5442 (rtx_equal_for_cselib_p): Allow commutative matches.
5443 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5444 Remove MODE parameter. Changed all callers.
5446 PR rtl-optimization/22258
5447 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5448 New functions.
5449 (try_combine): Use likely_spilled_retval_p.
5451 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5453 * config.gcc: Add crx-elf support.
5455 * doc/contrib.texi: Mention crx.
5456 * doc/extend.texi: Document crx extensions.
5457 * doc/install.texi: Document crx install.
5458 * doc/invoke.texi: Document crx options.
5459 * doc/md.texi: Document crx constraints.
5461 * config/crx/crx-protos.h: New file.
5462 * config/crx/crx.c: New file.
5463 * config/crx/crx.h: New file.
5464 * config/crx/crx.md: New file.
5465 * config/crx/crx.opt: New file.
5466 * config/crx/t-crx: New file.
5468 2005-07-22 Manfred Hollstein <mh@suse.com>
5470 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5471 warnings.
5472 (int_add_graph_edge): Likewise.
5473 (collapse_nodes): Likewise.
5474 (process_unification_queue): Likewise.
5476 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5477 Laurent GUERBY <laurent@guerby.net>
5479 PR tree-optimization/22336
5480 * function.c (record_block_change): Check for
5481 cfun->ib_boundaries_block.
5483 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5485 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5486 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5488 2005-07-21 DJ Delorie <dj@redhat.com>
5490 * toplev.c (warn_deprecated_use): Add warning control to warning
5491 call.
5492 * c-typeck.c (parser_build_binary_op): Likewise.
5493 (c_finish_if_stmt): Likewise.
5494 * c-common.c (check_function_sentinel): Likewise.
5495 (check_nonnull_arg): Likewise.
5497 2005-07-21 Richard Henderson <rth@redhat.com>
5499 PR tree-opt/22504
5500 * tree-complex.c (complex_ssa_name_components): New.
5501 (cvc_lookup): Allow entry not found.
5502 (create_components): Remove.
5503 (create_one_component_var, get_component_var): New.
5504 (get_component_ssa_name, set_component_ssa_name): New.
5505 (extract_component): Use get_component_ssa_name.
5506 (update_complex_components): Use set_component_ssa_name.
5507 (update_complex_components_on_edge): Likewise.
5508 (update_phi_components): Create new PHI nodes directly, instead
5509 of adding insns to edges.
5510 (tree_lower_complex): Allocate and free complex_variable_components
5511 and complex_ssa_name_components here.
5513 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5515 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5516 revert to returning false.
5518 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5520 PR target/21149
5521 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5523 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5525 PR target/22576
5526 * config/i386/i386.md (cmpxf): Change operand constraints
5527 to "nonmemory_operand".
5529 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5531 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5533 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5535 PR middle-end/21180
5536 * fold-const.c (fold_build1): Add checksum for the operands.
5537 (fold_build2): Likewise.
5538 (fold_build3): Likewise.
5540 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5542 PR middle-end/19055
5543 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5545 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5547 * common.opt (-fforward-propagate): Committed by mistake,
5548 removed.
5550 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5552 * reg-stack.c: Fix comment typo(s).
5553 * tree-ssa-operands.c: Likewise.
5554 * tree-vectorizer: Likewise.
5556 2005-07-21 Nick Clifton <nickc@redhat.com>
5558 * config/sh/symbian.c: Replace C++ style line comments with C
5559 style line comments.
5560 (symbian_add_attribute): Do not use a ? operator on the LHS of
5561 an assignment.
5562 (sh_symbian_handle_dll_attribute): Change the type of the
5563 method vector to "VEC(tree,gc)*" and use vector accessor
5564 macros to walk over the elements.
5565 (symbian_export_vtable_and_rtti_p): Likewise.
5566 (symbian_class_needs_attribute_p): Likewise.
5568 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5570 PR target/22085
5571 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5572 initialize targetm.resolve_overloaded_builtin here.
5573 (altivec_expand_overloaded_builtin): Make it non-static.
5574 * config/rs6000/rs6000-protos.h
5575 (altivec_expand_overloaded_builtin): New prototype.
5576 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5577 targetm.resolve_overloaded_builtin here.
5578 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5580 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5581 Zdenek Dvorak <dvorakz@suse.cz>
5583 PR tree-optimization/19210
5584 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5585 New.
5586 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5587 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5588 rely on unproven assumptions.
5589 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5590 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5591 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5592 to number_of_iterations_exit.
5593 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5594 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5595 * tree-ssa-loop-niter.c (find_loop_niter,
5596 estimate_numbers_of_iterations_loop): Likewise.
5597 (number_of_iterations_exit): Honor the new options.
5598 * doc/invoke.texi (Wunsafe-loop-optimizations,
5599 funsafe-loop-optimizations): Document them.
5601 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5603 PR rtl-optimization/22167
5604 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5606 2005-07-20 Adam Nemet <anemet@lnxw.com>
5608 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5609 __do_global_dtors_aux longcall.
5611 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5613 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5614 (old_special_pred_table): Don't reference
5615 SPECIAL_MODE_PREDICATES.
5616 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5617 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5618 * config/sh/predicates.h: Don't mention
5619 SPECIAL_MODE_PREDICATES.
5620 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5621 Remove.
5623 2005-07-20 DJ Delorie <dj@redhat.com>
5625 * config.gcc: Add m32c-elf support.
5627 * doc/contrib.texi: Mention m32c.
5628 * doc/extend.texi: Document m32c extensions.
5629 * doc/install.texi: Mention m32c.
5630 * doc/invoke.texi: Document m32c options.
5631 * doc/md.texi: Document m32c constraints.
5633 * config/m32c/addsub.md: New file.
5634 * config/m32c/bitops.md: New file.
5635 * config/m32c/cond.md: New file.
5636 * config/m32c/jump.md: New file.
5637 * config/m32c/m32c-lib1.S: New file.
5638 * config/m32c/m32c-lib2.c: New file.
5639 * config/m32c/m32c-modes.def: New file.
5640 * config/m32c/m32c-pragma.c: New file.
5641 * config/m32c/m32c-protos.h: New file.
5642 * config/m32c/m32c.abi: New file.
5643 * config/m32c/m32c.c: New file.
5644 * config/m32c/m32c.h: New file.
5645 * config/m32c/m32c.md: New file.
5646 * config/m32c/m32c.opt: New file.
5647 * config/m32c/minmax.md: New file.
5648 * config/m32c/mov.md: New file.
5649 * config/m32c/muldiv.md: New file.
5650 * config/m32c/predicates.md: New file.
5651 * config/m32c/prologue.md: New file.
5652 * config/m32c/shift.md: New file.
5653 * config/m32c/t-m32c: New file.
5655 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5657 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5658 (stack_protect_set, stack_protect_test): New expanders.
5659 (stack_protect_set_si, stack_protect_set_si_media,
5660 stack_protect_set_di_media, stack_protect_test_si,
5661 stack_protect_test_si_media, stack_protect_test_di_media):
5662 New insns.
5664 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5666 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5668 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5670 * tree.h (tree_expr_nonzero_p): Export.
5671 * fold-const.c (tree_expr_nonzero_p): Likewise.
5672 Return true for CALL_EXPRs that are alloca calls.
5673 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5674 against zero.
5675 * tree-flow.h (expr_computes_nonzero): Remove.
5676 * tree-vrp.c (expr_computes_nonzero): Remove.
5677 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5678 (extract_range_from_unary_expr): Likewise.
5679 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5680 tree_expr_nonzero_p.
5682 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5684 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5685 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5686 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5687 All callers changed.
5688 (frame_related_constant_load): New arg "related" which controls
5689 setting of RTX_FRAME_RELATED_P. All callers changed.
5690 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5691 (bfin_expand_prologue): Add stack limit checking.
5692 * config/bfin/bfin.md (trapifcc): New pattern.
5694 * config/bfin/bfin.c: Include "langhooks.h".
5695 (def_builtin): Go through lang_hooks to call builtin_function.
5697 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5698 * config/bfin/predicates.md (symbol_ref_operand): New.
5699 (call_insn_operand): Delete. All callers changed to use
5700 register_no_elim_operand.
5701 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5702 call_cookie field.
5703 (function_arg): Use it to generate the call's operand 2.
5704 (bfin_longcall_p): New function.
5705 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5706 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5707 determine if the address needs to be in a REG.
5708 (bfin_handle_longcall_attribute): New function.
5709 (bfin_attribute_table): Add "longcall" and "shortcall".
5710 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5711 (CUMULATIVE_ARGS): New member call_cookie.
5712 (PREDICATE_CODES): Add symbol_ref_operand.
5713 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5714 extra USE to the pattern.
5715 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5716 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5717 sibcall_value_insn; now the new patterns handle direct calls and the
5718 old ones indirect calls.
5719 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5721 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5723 * doc/trouble.texi: Update section on handling of empty loops.
5725 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5727 * config.gcc: Remove support for sparc-*-openbsd*,
5728 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5729 ns32k-*-netbsd*.
5730 * config.host: Remove support for i860-*-sysv4* as a host.
5731 * config/i860/*, config/ip2k/*, config/ns32k/*,
5732 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5733 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5734 mention obsolete ports.
5736 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5738 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5739 soft frame pointer.
5740 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5741 of frame_pointer_rtx.
5742 (sh_expand_epilogue): Likewise.
5743 (sh_set_return_address): Likewise.
5744 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5745 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5746 offsets from FRAME_POINTER_REGNUM.
5747 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5748 (sh_register_names): Add initializer for sfp.
5749 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5750 (VALID_REGISTER_P): Likewise.
5751 (FIRST_PSEUDO_REGISTER): Update.
5752 (DWARF_FRAME_REGISTERS): Define.
5753 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5754 (HARD_FRAME_POINTER_REGNUM): Define.
5755 (FRAME_POINTER_REGNUM): Redefine.
5756 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5757 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5758 from FRAME_POINTER_REGNUM.
5759 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5760 FRAME_POINTER_REGNUM.
5761 (REG_CLASS_CONTENTS): Add sfp.
5762 (REG_ALLOC_ORDER): Likewise.
5763 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5764 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5765 of frame_pointer_rtx.
5766 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5768 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5770 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5771 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5772 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5773 of an ABS_EXPR.
5774 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5775 ABS_EXPR<x>.
5777 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5779 Make CONSTRUCTOR use VEC to store initializers.
5780 * c-common.c (complete_array_type): Update to cope with VEC in
5781 CONSTRUCTOR_ELTS.
5782 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5783 (pp_c_constructor_elts): New function.
5784 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5785 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5786 struct constructor_stack, struct initializer_stack,
5787 constructor_elements, push_init_level, pop_init_level,
5788 add_pending_init, find_init_member, output_init_element): Update to
5789 cope with VEC in CONSTRUCTOR_ELTS.
5790 * coverage.c (build_fn_info_value, build_ctr_info_value,
5791 build_gcov_info): Likewise.
5792 * expr.c (categorize_ctor_elements_1, store_constructor,
5793 expand_expr_real_1): Likewise.
5794 * fold-const.c (fold_ternary): Likewise.
5795 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5796 gimplify_init_constructor, gimplify_expr): Likewise.
5797 * tree-dump.c (dequeue_and_dump): Likewise.
5798 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5799 node.
5800 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5801 CONSTRUCTOR_ELTS.
5802 * tree-sra.c (generate_element_init_1): Likewise.
5803 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5804 * tree-ssa-operands.c (get_expr_operands): Likewise.
5805 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5806 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5807 (get_initial_def_for_reduction): Likewise.
5808 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5809 value handle in annotations.
5810 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5811 tree_node_structure): Add support for constr_kind.
5812 (build_vector_from_ctor, build_constructor_single,
5813 build_constructor_from_list): New functions.
5814 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5815 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5816 Update to cope with VEC in CONSTRUCTOR_ELTS.
5817 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5818 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5819 CONSTRUCTOR_APPEND_ELT): New macros.
5820 (struct constructor_elt, struct tree_constructor): New data types.
5821 (union tree_node): Add tree_constructor field.
5822 * treestruct.def: Define TS_CONSTRUCTOR.
5823 * varasm.c (const_hash_1, compare_constant, copy_constant,
5824 compute_reloc_for_constant, output_addressed_constants,
5825 initializer_constant_valid_p, output_constant,
5826 array_size_for_constructor, output_constructor): Update to cope with
5827 VEC in CONSTRUCTOR_ELTS.
5828 * vec.h (VEC_empty, VEC_copy): New macros.
5830 2005-07-19 Devang Patel <dpatel@apple.com>
5832 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5834 2005-07-19 Richard Henderson <rth@redhat.com>
5836 PR tree-opt/22278
5837 * gimplify.c (gimplify_expr): Use main variant type for the temp
5838 destination for a discarded volatile read.
5839 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5840 casts between non-void types that change volatility.
5842 2005-07-15 DJ Delorie <dj@redhat.com>
5844 * toplev.h: Add comment about the first parameter for warning().
5845 * errors.h: Likewise.
5847 * c.opt (Wpragmas): New.
5848 * doc/invoke.texi: Document it.
5850 * function.c (do_warn_unused_parameter): Add warning control to
5851 warning call.
5852 * c-decl.c (warn_if_shadowing): Likewise.
5853 * c-lex.c (cb_def_pragma): Likewise.
5854 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5855 (pop_alignment): Likewise.
5856 (handle_pragma_pack): Likewise.
5857 (apply_pragma_weak): Likewise.
5858 (handle_pragma_weak): Likewise.
5859 (handle_pragma_redefine_extname): Likewise.
5860 (add_to_renaming_pragma_list): Likewise.
5861 (handle_pragma_extern_prefix): Likewise.
5862 (maybe_apply_renaming_pragma): Likewise.
5863 (handle_pragma_visibility): Likewise.
5865 * config/c4x/c4x-c.c (BAD): Likewise.
5866 (c4x_parse_pragma): Likewise.
5867 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5868 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5869 (rs6000_pragma_longcall): Likewise.
5870 * config/v850/v850-c.c (pop_data_area): Likewise.
5871 (ghs_pragma_section): Likewise.
5872 (ghs_pragma_section): Likewise.
5873 (ghs_pragma_interrupt): Likewise.
5874 (ghs_pragma_starttda): Likewise.
5875 (ghs_pragma_startsda): Likewise.
5876 (ghs_pragma_startzda): Likewise.
5877 (ghs_pragma_endtda): Likewise.
5878 (ghs_pragma_endsda): Likewise.
5879 (ghs_pragma_endzda): Likewise.
5881 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5882 Kenneth Zadeck <zadeck@naturalbridge.com>
5884 * Makefile.in: Removed tree-promote-statics.c
5885 * tree-promote-statics.c: Removed.
5886 * common.opt: Removed flag-promote-statics.
5887 * opts.c: Ditto.
5888 * passes.c: Removed tree-promote-statics pass.
5889 * tree-pass.h: Ditto.
5890 * timevar.def: Removed TV_PROMOTE_STATICS.
5893 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5895 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5896 and *-*-freebsd9.
5897 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5899 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5901 PR c/22476
5902 * c-common.c (check_function_arguments): Call
5903 'check_function_format' if either -Wformat or
5904 -Wmissing-format-attribute are specified.
5905 * c-format.c (check_function_format): Check -Wformat before
5906 calling 'check_format_info'.
5907 * c-opts.c (c_common_post_options): Don't warn for
5908 -Wmissing-format-attribute without -Wformat.
5909 * c-typeck.c (convert_for_assignment): Detect additional cases for
5910 -Wmissing-format-attribute.
5911 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5912 behavior.
5914 2005-07-19 Richard Guenther <rguenther@suse.de>
5916 * config/i386/i386.md (lrint<mode>2): Use temporary
5917 instead of clobbering non-existent memory.
5919 2005-07-19 Nick Clifton <nickc@redhat.com>
5921 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5922 statement to avoid displaying ASCII control characters.
5924 2005-07-19 Ben Elliston <bje@au.ibm.com>
5926 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5927 * cfganal.c (find_edge_index): Ditto.
5928 * combine.c (combine_instructions): Ditto.
5929 * ddg.c (create_scc): Ditto.
5930 (find_successors): Ditto.
5931 (find_predecessors): Ditto.
5932 (find_nodes_on_paths): Ditto.
5933 (longest_simple_path): Ditto.
5934 * flow.c (update_life_info): Ditto.
5935 (count_or_remove_death_notes): Ditto.
5936 (clear_log_links): Ditto.
5937 * modulo-sched.c (generate_reg_moves): Ditto.
5938 (find_max_asap): Ditto.
5939 (find_max_hv_min_mob): Ditto.
5940 (find_max_dv_min_mob): Ditto.
5941 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5942 * sched-rgn.c (extract_edgelst): Ditto.
5943 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5944 (dump_update_ssa): Ditto.
5945 (ssa_names_to_replace) Ditto.
5946 (switch_virtuals_to_full_rewrite): Ditto.
5947 (update_ssa): Ditto.
5948 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5950 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5952 Fix PR tree-optimization/22483
5954 * tree-complex.c (create_components): Use
5955 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5956 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5957 * tree-flow.h (safe_referenced_var_iterator): New structure.
5958 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5959 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5960 safe_referenced_var iterator.
5961 (add_type_alias): Ditto.
5963 2005-07-19 Steven Bosscher <stevenb@suse.de>
5965 * loop-init.c (rest_of_handle_loop2): Remove.
5966 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5967 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5968 (pass_rtl_loop_init, pass_rtl_loop_done,
5969 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5970 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5971 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5972 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5973 pass_tree_loop_done, and pass_tree_unswitch.
5974 (gate_loop): Rename to gate_tree_loop.
5975 * passes.c (init_optimization_passes): Update for renamed tree
5976 loop passes. Add the new loop2 passes as subpasses of loop2.
5977 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5978 Update for the renamed tree loop passes.
5980 2005-07-18 Ian Lance Taylor <ian@airs.com>
5982 PR middle-end/22057
5983 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5984 blocks when optimizing.
5986 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5988 * common.opt (frename-registers): Initialize to 2.
5989 (fweb): Ditto.
5990 (fgcse-after-reload): Ditto.
5991 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5992 (process_options): Only change flag_web, flag_rename_registers,
5993 and flag_rerun_cse_after_loop if not explicitly set by user.
5995 2005-07-18 Jan Beulich <jbeulich@novell.com>
5997 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
5998 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
5999 in 64-bit mode the same as DImode in 32-bit mode.
6000 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6001 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6002 mode. Add new mode parameter.
6003 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6004 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6005 x86_64_shift_adj): New expanders.
6006 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6007 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6008 insns.
6009 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6010 DImode shift splitters.
6011 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6012 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6013 mode parameter.
6015 2005-07-18 Jan Beulich <jbeulich@novell.com>
6017 * i386.md (movdi_extzv_1): New.
6018 (zero_extendhidi2): Combine alternatives and never force use of
6019 REX64 prefix.
6020 (zero_extendqidi2): Likewise. Don't restrict input selection.
6022 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6024 Fix PR tree-optimization/22531
6025 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6026 moment.
6028 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6030 * tree-promote-statics.c (pass_promote_statics): Change dump file
6031 name.
6033 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6035 * tree-optimize.c (init_tree_optimization_passes): Add
6036 pass_eliminate_useless_stores pass.
6037 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6038 * tree-ssa-pre.c (is_copy_stmt): New function.
6039 (follow_copies_till_vuse): Ditto.
6040 (do_eustores): Ditto.
6041 (gate_eustores): Ditto.
6043 2005-07-16 Richard Henderson <rth@redhat.com>
6045 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6047 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6048 Kenneth Zadeck <zadeck@naturalbridge.com>
6050 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6051 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6052 ipa-type-escape.h, tree-promote-statics.c
6053 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6054 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6055 tree-promote-statics.c: new files.
6056 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6057 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6058 int nonlocal_set_p, mark_constant_function): Deleted.
6059 (rest_of_handle_cfg): Removed call to mark_constant_function.
6060 (nonoverlapping_component_refs_p): Added calls to support
6061 type based aliasing.
6062 * tree-ssa-alias.c (may_alias_p,
6063 compute_flow_insensitive_aliasing): Ditto.
6064 * calls.c (flags_from_decl_or_type): Removed reference to
6065 cgraph_rtl_info.
6066 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6067 too many arguments. This is necessary for Spec 2000.
6068 * cgraph.h (const_function, pure_function): Removed.
6069 * common.opt: Added "fipa-pure-const", "fipa-reference",
6070 "fipa-type-escape", and "ftree-promote-static".
6071 * opts.c: Ditto.
6072 * passes.c: Added ipa and tree-promote-statics passes.
6073 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6074 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6075 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6076 * tree-flow.h: Added exposed sra calls and addition of
6077 reference_vars_info field for FUNCTION_DECLS.
6078 * tree-pass.h: Added passes.
6079 * tree-sra.c: (sra_init_cache): New function.
6080 (sra_insert_before, sra_insert_after) Made public.
6081 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6082 and made public.
6083 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6084 aliasing. (may_alias_p): Added code to use type escape analysis to
6085 improve alias sets.
6086 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6087 code to prune clobbers of static variables based on information
6088 produced in ipa-reference pass. Changed call clobbering so that
6089 statics are not marked as clobbered if the call does not clobber
6090 them.
6092 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6094 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6095 too.
6097 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6099 * doc/install.texi (*-*-solaris2*): Document recommended version
6100 of GNU binutils and mention GNU linker problem on Solaris 10.
6102 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6104 PR c/22421
6105 * c-decl.c (c_build_bitfield_integer_type): New function.
6106 (finish_struct): Call it.
6107 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6109 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6111 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6112 before returning.
6114 2005-07-16 Jan Hubicka <jh@suse.cz>
6116 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6117 (scale_bbs_frequencies_int): Watch roundoff errors.
6118 * predict.c (return_prediction): Initialize return_stmt.
6120 2005-07-16 Jan Hubicka <jh@suse.cz>
6122 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6123 after RTL profiling.
6125 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6127 PR middle-end/22398
6128 * fold-const.c (build_range_check): Convert high/low to etype
6129 if we are only comparing against exp.
6131 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6133 Fix PR tree-optimization/22376
6134 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6135 special var here.
6136 (need_to_solve): New function.
6137 (compute_points_to_sets): Use it.
6139 2005-07-15 Jan Hubicka <jh@suse.cz>
6141 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6142 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6144 2005-07-15 Richard Guenther <rguenther@suse.de>
6146 * c-common.c (handle_flatten_attribute): New function.
6147 Add flatten function attribute.
6148 * doc/extend.texi: Document flatten function attribute.
6149 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6150 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6151 New functions.
6152 (cgraph_decide_inlining): Handle functions with flatten
6153 attribute.
6155 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6157 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6158 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6159 UNSPEC_XCHG, UNSPEC_AND): New.
6160 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6161 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6162 * config/rs6000/sync.md (FETCHOP): New code macro.
6163 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6164 New code attrs.
6165 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6166 (sync_compare_and_swap<mode>): Same.
6167 (sync_lock_test_and_set<mode>): Same.
6168 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6169 for QImode and HImode, and not PPC405.
6170 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6171 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6172 (sync_<fetchop>{si,di}_internal): New.
6173 (sync_nand{si,di}_internal): New.
6174 (sync_old_<fetchop>{si,di}_internal): New.
6175 (sync_old_nand{si,di}_internal): New
6176 (sync_new_<fetchop>{si,di}_internal): New.
6177 (sync_new_nand{si,di}_internal): New.
6178 (atomic_and{si,di}): New.
6179 (sync_new_nand{si,di}_internal): New.
6180 (atomic_and{si,di}): New.
6181 (sync_add<mode>_internal): Delete.
6182 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6183 (sync_sub<mode>_internal): Delte.
6184 (sync_subshort_internal): New.
6185 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6186 (sync_anddi_internal): Delete.
6187 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6188 (sync_booldi_internal): Delete.
6189 (sync_boolc<mode>_internal): Delete.
6190 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6191 (sync_boolc<mode>_internal2): Delete.
6192 (sync_boolcc<mode>_internal): Delete.
6193 (isync, lwsync): Use unspec instead of unspec_volatile.
6194 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6195 Revert UNSPEC_VOLATILE.
6196 (rs6000_split_atomic_op): New.
6197 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6199 2005-07-14 Eric Christopher <echristo@redhat.com>
6201 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6202 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6204 2005-07-14 Eric Christopher <echristo@redhat.com>
6206 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6208 2005-07-14 Steven Bosscher <stevenb@suse.de>
6210 PR tree-optimization/22230
6211 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6212 the computation of the four cross productions for "range op range".
6214 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6215 Ulrich Weigand <uweigand@de.ibm.com>
6217 PR target/20126
6218 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6219 in some insn.
6221 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6223 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6225 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6227 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6229 2005-07-14 Richard Guenther <rguenther@suse.de>
6231 PR middle-end/22347
6232 * config/i386/i386-protos.h (ix86_function_value): Change
6233 prototype to match new target hook.
6234 * config/i386/i386.c (ix86_value_regno): Change prototype
6235 to take extra type argument.
6236 (TARGET_FUNCTION_VALUE): Define.
6237 (ix86_function_ok_for_sibcall): Pass extra argument to
6238 ix86_value_regno, check return slot rtx for exact match.
6239 (ix86_function_value): Take extra parameter. Dispatch to
6240 ix86_value_regno with fndecl/fntype as provided.
6241 (ix86_value_regno): Handle extra type argument.
6242 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6244 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6245 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6246 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6247 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6248 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6250 2005-07-14 Richard Guenther <rguenther@suse.de>
6252 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6253 * calls.c (expand_call): Pass fntype to hard_function_value.
6254 (emit_library_call_value_1): Likewise.
6255 * explow.c: Include target.h.
6256 (hard_function_value): Take extra argument, the fntype.
6257 Use new target hook for function_value.
6258 * expr.h (hard_function_value): Change prototype.
6259 * function.c (aggregate_value_p): Pass 0 as fntype to
6260 hard_function_value.
6261 (assign_parms): Use new target hook for function_value.
6262 Pass 0 as fntype to hard_function_value.
6263 (expand_function_end): Likewise.
6264 * reg-stack.c: Include target.h.
6265 (stack_result): Use new target hook for function_value.
6266 * target-def.h: New target hook function_value.
6267 * target.h: Likewise.
6268 * targhooks.c (default_function_value): New function.
6269 * targhooks.h (default_function_value): Declare.
6271 2005-07-13 Ian Lance Taylor <ian@airs.com>
6273 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6275 2005-07-14 Jan Hubicka <jh@suse.cz>
6277 * tree-dfa.c (dump_variable): Use default_def function.
6278 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6279 * tree-ssa.c (verify_use): Likewise.
6280 * tree-ssanames.c (release_ssa_name): Likewise.
6281 * tree-tailcall.c (eliminate_tail_call): Likewise.
6282 (tree_optimize_tail_calls_1): Likewise.
6283 * tree-vrp.c (get_value_range): Likewise.
6285 2005-07-14 Ben Elliston <bje@au.ibm.com>
6287 * gcc.c (main): Compare language[0] with '*' when iterating over
6288 the infiles.
6290 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6292 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6293 "s390_emit_compare". Add handling of CCZ1mode.
6294 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6295 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6296 checking.
6297 (s390_branch_condition_mask): Add CCZ1mode handling.
6298 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6299 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6300 Use CCZ1mode instead of CCZmode.
6301 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6303 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6305 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6306 pattern.
6307 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6309 2005-07-13 Eric Christopher <echristo@redhat.com>
6311 * config/mips/mips.c (mips_canonicalize_comparison): New.
6312 (mips_emit_int_relational): Use.
6314 2005-07-13 Eric Christopher <echristo@redhat.com>
6316 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6317 static extra parts.
6318 * config/s390/s390.md: Include tpf.md. Move tpf specific
6319 patterns...
6320 * config/s390/tpf.md: To here.
6321 * config/s390/s390.opt: Move tpf specific options...
6322 * config/s390/tpf.opt: to here. Add mmain option.
6323 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6324 * config/s390/tpf.h: Rewrite.
6326 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6328 * doc/tm.texi: Remove @xref{Cross-profiling}.
6330 2005-07-13 Jeff Law <law@redhat.com>
6332 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6333 expressions, test their _DECL operands for pointer equality rather
6334 than using operand_equal_p.
6336 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6338 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6339 (TARGET_POSIX_IO): This.
6340 * config/darwin.h: Likewise.
6341 * config/freebsd.h: Likewise.
6342 * config/linux.h: Likewise.
6343 * config/lynx.h: Likewise.
6344 * config/netbsd.h: Likewise.
6345 * config/rs6000/linux64.h: Likewise.
6346 * config/rs6000/linux.h: Likewise.
6347 * config/s390/tpf.h: Likewise.
6348 * config/sh/embed-elf.h: Likewise.
6349 * config/sparc/linux64.h: Likewise.
6350 * config/sparc/linux.h: Likewise.
6351 * config/svr4.h: Likewise.
6352 * gcov-io.h: Likewise.
6354 * doc/tm.texi: Updated.
6356 * libgcov.c (create_file_directory): Defined only if
6357 TARGET_POSIX_IO is defined.
6358 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6359 is defined.
6361 2005-07-13 Jan Hubicka <jh@suse.cz>
6363 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6365 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6367 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6368 structure as argument.
6370 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6372 PR tree-optimization/21921
6373 * tree-iterator.c (tsi_link_before): Support the case when
6374 tsi_end_p (tsi) == true.
6376 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6378 PR tree-optimization/22442
6379 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6380 correctly.
6382 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6384 PR rtl-optimization/20376
6385 * toplev.c (process_options): Enable -fweb and -frename-registers when
6386 unrolling.
6387 * doc/invoke.texi: Update the information about when -fweb and
6388 -frename-registers are enabled.
6390 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6392 PR tree-opt/21840
6393 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6394 if *rhs_p is not a SSA_NAME.
6396 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6398 Fix PR tree-optimization/22422
6399 * tree-ssa-structalias.c (struct variable_info): Add flag for
6400 special vars.
6401 (get_varinfo): Now a static function.
6402 (new_varinfo): init has_union and is_special_var to false.
6403 (solution_set_add): Check has_union.
6404 (do_da_constraint): Move temporary variable so it gets reset
6405 properly.
6406 Also check for special variable.
6407 (do_ds_constraint): Ditto.
6408 (do_sd_constraint): Ditto.
6409 (do_structure_copy): Check for special variable.
6410 (find_func_aliases): Ditto.
6411 (init_base_vars): Set special vars properly.
6413 2005-07-13 Jan Hubicka <jh@suse.cz>
6415 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6416 do unit-at-a-time.
6418 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6419 (get_expr_operands): Fix thinko wrt flags and subvars.
6421 PR tree-optimize/22379
6422 * tree-inline.c (expand_call_inline): Do not output sorry in early
6423 inlining.
6425 2005-07-12 Dale Johannesen <dalej@apple.com>
6427 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6429 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6431 PR bootstrap/21704
6432 * host-linux.h: Include limits.h.
6434 2005-07-12 Dale Johannesen <dalej@apple.com>
6436 * expr.c (compress_float_constant): Add cost check.
6437 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6439 2005-07-12 Dale Johannesen <dalej@apple.com>
6441 * gcc.target/i386/compress-float-sse.c: New.
6442 * gcc.target/i386/compress-float-sse-pic.c: New.
6443 * gcc.target/i386/compress-float-387.c: New.
6444 * gcc.target/i386/compress-float-387-pic.c: New.
6445 * gcc.dg/compress-float-ppc.c: New.
6446 * gcc.dg/compress-float-ppc-pic.c: New.
6448 2005-07-12 Eric Christopher <echristo@redhat.com>
6450 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6451 static extra parts.
6452 * config/s390/s390.md: Include tpf.md. Move tpf specific
6453 patterns...
6454 * config/s390/tpf.md: To here.
6455 * config/s390/s390.opt: Move tpf specific options...
6456 * config/s390/tpf.opt: to here. Add mmain option.
6457 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6458 * config/s390/tpf.h: Rewrite.
6460 2005-07-12 Eric Christopher <echristo@redhat.com>
6462 * gcc.c (struct infile): Update comment for language.
6463 (main): Rewrite input file resetting code.
6465 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6467 PR tree-opt/22335
6468 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6469 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6470 (lookup_avail_expr): Use constant_boolean_node instead
6471 of boolean_false_node/boolean_true_node.
6473 2005-07-12 Ben Elliston <bje@au.ibm.com>
6475 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6476 and use it when printing num_edges.
6478 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6480 * doc/extend.texi (Blackfin Built-in Functions): New section.
6481 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6482 @opindex.
6484 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6486 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6487 s/cmpstrsi/cmpstrnsi
6488 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6489 'cmpstrnsi'.
6490 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6491 (init_optabs): Initialize cmpstrn_optab.
6492 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6493 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6494 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6495 * config/i386/i386.md: s/cmpstr/cmpstrn
6496 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6497 * doc/md.texi: Update documentation.
6499 2005-07-11 Richard Henderson <rth@redhat.com>
6501 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6502 build_va_arg_indirect_ref.
6503 (alpha_gimplify_va_arg): Likewise.
6504 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6505 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6506 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6507 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6508 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6509 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6510 Likewise.
6511 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6513 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6515 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6516 * passes.c (init_optimization_passes): Add pass_empty_loop.
6517 * tree-pass.h (pass_empty_loop): Declare.
6518 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6519 try_remove_empty_loop, remove_empty_loops): New functions.
6520 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6521 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6523 2005-07-12 Peter Barada <peter@the-baradas.com>
6525 PR middle-end/16719
6526 PR middle-end/18421
6527 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6528 in address registers.
6529 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6530 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6531 alternative of addsi3_5200.
6533 2005-07-11 Ian Lance Taylor <ian@airs.com>
6535 * config/mips/mips.md (ffs<mode>2): Remove.
6537 2005-07-11 Ian Lance Taylor <ian@airs.com>
6539 * doc/tree-ssa.texi (Cleanups): Improve description of
6540 TRY_FINALLY_EXPR.
6541 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6543 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6545 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6546 * tree.h (DECL_ARGUMENT_FLD): New macro.
6548 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6550 Fix PR tree-optimization/22404
6552 * tree-ssa-structalias.c (create_variable_info_for): Use
6553 correct offset.
6555 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6557 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6558 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6559 for second comparison operand.
6560 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6562 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6563 (define_insn_reservation "alu"): Likewise.
6564 (csync, ssync): Now of type sync.
6565 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6566 -mcsync-anomaly -mspecld-anomaly.
6567 * config/bfin/bfin.opt (mcsync): Remove.
6568 (mcsync-anomaly, mspecld-anomaly): Add.
6569 * config/bfin/bfin.c: Include "insn-codes.h".
6570 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6571 (TARGET_DEFAULT_TARGET_FLAGS): New.
6572 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6574 2005-07-11 Steven Bosscher <stevenb@suse.de>
6576 * basic-block.h: Give the BB flags enum a name, bb_flags.
6577 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6578 * cfgcleanup.c (enum bb_flags): Remove here.
6579 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6580 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6581 (update_forwarder_flag): Likewise.
6582 (thread_jump): Likewise.
6583 (try_forward_edges): Likewise.
6584 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6585 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6586 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6588 2005-07-11 Richard Guenther <rguenther@suse.de>
6590 * config/i386/i386.opt: New target option -msseregparm.
6591 * config/i386/i386.c (override_options): Error out for
6592 -msseregparm but no SSE support.
6593 (ix86_function_sseregparm): Check for global sseregparm.
6594 * doc/invoke.texi: Document -msseregparm.
6596 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6598 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6599 (m32rle-*-linux*): Ditto.
6601 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6603 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6604 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6605 bytes.
6607 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6609 PR middle-end/22239
6610 PR target/20126
6611 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6612 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6614 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6616 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6617 (varmap): Heapify varmap.
6618 (constraints): Heapify constraints.
6619 (struct constraint_graph): Heapify succs and preds.
6620 (constraint_vec_find): Update for heapification.
6621 (constraint_set_union): Ditto.
6622 (insert_into_complex): Ditto.
6623 (constraint_edge_vec_find): Ditto.
6624 (erase_graph_self_edge): Ditto.
6625 (add_graph_edge): Ditto.
6626 (get_graph_weights): Ditto.
6627 (merge_graph_nodes): Ditto.
6628 (build_constraint_graph): Ditto.
6629 (topo_visit): Ditto.
6630 (solve_graph): Ditto.
6631 (create_variable_info_for): Ditto.
6632 (init_base_vars): Ditto.
6633 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6634 (condese_varmap_nodes): Free complex vector.
6635 (clear_edges_for_node): Clear succs and preds vector.
6637 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6639 * tree-ssa-structalias.c (update_alias_info): Change counting of
6640 references to not include vdefs.
6642 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6644 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6645 (up_insert): Ditto.
6647 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6649 * pa.c (pa_commutative_p): Make PLUS commutative when
6650 TARGET_NO_SPACE_REGS is true.
6652 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6654 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6655 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6656 * tree-dfa.c (dump_subvars_for): New.
6657 (debug_subvars_for): New.
6658 (dump_variable): Show subvariables if VAR has them.
6659 * tree-flow-inline.h (get_subvar_at): New.
6660 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6661 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6662 Update all users.
6663 (struct subvar): Change fields offset and size to unsigned
6664 HOST_WIDE_INT.
6665 (dump_subvars_for): Declare.
6666 (debug_subvars_for): Declare.
6667 (get_subvar_at): Declare.
6668 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6669 to unsigned HOST_WIDE_INT *.
6670 (overlap_subvar): Likewise.
6671 * tree-gimple.c (is_gimple_reg): Always return false for
6672 SFTs and memory tags.
6673 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6674 Update all callers.
6675 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6676 (compute_may_aliases): Call compute_points_to_sets.
6677 (collect_points_to_info_for): Remove.
6678 (compute_points_to_and_addr_escape): Remove.
6679 (delete_alias_info): Call delete_points_to_sets.
6680 (compute_flow_sensitive_aliasing): If the call to
6681 find_what_p_points_to returns false, call set_pt_anything.
6682 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6683 (set_pt_anything): Clear pi->pt_vars.
6684 (set_pt_malloc): Remove.
6685 (merge_pointed_to_info): Remove.
6686 (add_pointed_to_expr): Remove.
6687 (add_pointed_to_var): Remove.
6688 (collect_points_to_info_r): Remove.
6689 (is_escape_site): Make extern.
6690 (create_sft): New.
6691 (create_overlap_variables_for): Call it.
6692 * tree-ssa-copy.c (merge_alias_info): Never merge
6693 flow-sensitive alias information.
6694 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6695 offset and size to be unsigned HOST_WIDE_INT.
6696 (add_to_addressable_set): Rename from note_addressable.
6697 Set TREE_ADDRESSABLE as the variables are added to the set.
6698 Update all users.
6699 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6700 operands into VUSEs when adding V_MAY_DEFs for members in an
6701 alias set.
6702 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6703 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6704 (struct variable_info): Add bitfield is_heap_var.
6705 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6706 (new_var_info): Initialize is_heap_var.
6707 (get_constraint_for): Add HEAP variables to the symbol table.
6708 Mark them with is_heap_var.
6709 (update_alias_info): New. Taken mostly from the old
6710 compute_points_to_and_addr_escape.
6711 (handle_ptr_arith): New.
6712 (find_func_aliases): Call update_alias_info.
6713 Call handle_ptr_info for tcc_binary expressions.
6714 Call mark_stmt_modified.
6715 (create_variable_info_for): If DECL has subvars, do not create
6716 variables for its subvars. Always add all the fields.
6717 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6718 SFTs, then add all the SFTs of the structure.
6719 If VI->DECL is an aggregate with subvariables, add the SFT at
6720 VI->OFFSET.
6721 (find_what_p_points_to): If VI is an artificial variable,
6722 translate to bitfields in SSA_NAME_PTR_INFO.
6723 If the solution is empty, set pi->pt_vars to NULL
6724 (init_base_vars): Create ANYOFFSET.
6725 (compute_points_to_sets): Rename from create_alias_vars.
6726 Make extern.
6727 (pass_build_pta): Remove.
6728 (delete_points_to_sets): Rename from delete_alias_vars.
6729 (pass_del_pta): Remove.
6730 * tree-ssa-structalias.h (struct alias_info): Move from
6731 tree-ssa-alias.h.
6732 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6733 NUM_REFERENCES_SET): Likewise.
6734 (compute_points_to_sets, delete_points_to_sets): Declare.
6736 2005-07-09 Richard Henderson <rth@redhat.com>
6738 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6739 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6740 alpha_split_lock_test_and_set_12): New functions.
6741 * config/alpha/alpha-protos.h: Update.
6742 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6743 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6744 * config/alpha/sync.md (I12MODE): New.
6745 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6746 (sync_<fetchop_name><I48MODE>): Likewise.
6747 (sync_nand<I48MODE>): Likewise.
6748 (sync_old_<fetchop_name><I48MODE>): Likewise.
6749 (sync_new_<fetchop_name><I48MODE>): Likewise.
6750 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6751 (sync_compare_and_swap<I48MODE>): Likewise.
6752 (sync_lock_test_and_set<I48MODE>): Likewise.
6753 (sync_compare_and_swap<I12MODE>): New.
6754 (sync_compare_and_swap<I12MODE>_1): New.
6755 (sync_lock_test_and_set<I12MODE>): New.
6756 (sync_lock_test_and_set<I12MODE>_1): New.
6758 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6760 PR 21356
6761 PR 22332
6762 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6764 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6766 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6767 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6769 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6771 PR target/21656
6772 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6774 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6776 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6777 memory_operand constraint.
6778 (store_conditional_<mode>): Same.
6779 (sync_compare_and_swap<mode>): Same.
6780 (sync_lock_test_and_set<mode>): Same.
6782 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6784 Rewrite PIC support to more closely model actual instructions.
6785 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6786 (cris_symbol): Remove prototypes for removed functions.
6787 (cris_pic_symbol_type_of, cris_valid_pic_const)
6788 (cris_expand_pic_call_address): Prototypes for new functions.
6789 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6790 variable.
6791 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6792 modifiers.
6793 <case ':'>: Add case for new punctuation character.
6794 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6795 emitting (extra) PIC modifier.
6796 <case UNSPEC>: Do not assert for PLT.
6797 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6798 (cris_expand_prologue, cris_expand_epilogue): Check
6799 for pic_offset_table_rtx usage instead of taking
6800 current_function_uses_pic_offset_table as the final word.
6801 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6802 Remove flag_pic difference.
6803 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6804 the moral equivalents of...
6805 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6806 functions.
6807 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6808 (cris_handle_option): Mark ARG as unused.
6809 (cris_expand_pic_call_address): New worker function for "call",
6810 "call_value".
6811 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6812 output PIC constructs here.
6813 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6814 as symbol-specific modifers, not whole or part of operands.
6815 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6816 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6817 constants and flag_pic.
6818 (CONSTANT_INDEX_P): Adjust for new functions.
6819 (enum cris_pic_symbol_type): New helper type.
6820 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6821 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6822 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6823 define_constants.
6824 ("movsi"): Emit actual instructions for GOT and relative access.
6825 ("*movsi_got_load"): New pattern to set up the register holding
6826 the GOT pointer.
6827 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6828 Adjust FIXME for 'S'.
6829 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6830 Use "movs" for -fpic cases.
6831 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6832 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6833 ("call", "call_value"): Just call cris_expand_pic_call_address for
6834 PIC addresses.
6835 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6836 Remove special pattern.
6837 ("*expanded_call_side", "*expanded_call_value_side"): New
6838 patterns.
6839 (gotplt-to-plt, gotplt-to-plt-side-call)
6840 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6841 peephole2:s.
6842 * config/cris/cris/predicates.md
6843 ("cris_general_operand_or_gotless_symbol"): Remove unused
6844 predicate.
6845 ("cris_general_operand_or_symbol"): Adjust for new functions.
6847 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6849 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6851 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6853 * Makefile.in (TREE_H): Add treestruct.def.
6854 (c-decl.o): Add pointer-set.h
6855 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6856 visibility on regular DECL's.
6857 (merge_decls): Fix the copying of decl nodes of various types for
6858 the new structures. Don't update RTL, section name, weak status,
6859 etc, on DECL's without RTL.
6860 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6861 Don't check volatile on non-variable types.
6862 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6863 to check whether we have seen arguments.
6864 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6865 flag is checked before field (flag is common, field is not).
6866 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6867 TS_DECL_COMMON could have an origin.
6868 (add_location_or_const_value_attribute): Don't check section name
6869 on non-var/function decls.
6870 (dwarf2out_var_location): Reverse order of tests.
6871 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6872 with DECL_WRTL_CHECK.
6873 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6874 * fold-const.c (fold_binary): Don't check weakness on
6875 non-var/function decls.
6876 (tree_expr_nonzero_p): Ditto.
6877 (fold_checksum_tree): Use tree_decl_extra as sizeof
6878 buffer.
6879 * ggc-page.c (extra_order_size_table): Add sizes for
6880 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6881 tree_field_decl.
6882 * gimplify.c (gimplify_bind_expr): Only set
6883 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6884 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6885 without RTL.
6886 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6887 * langhooks.h (init_ts). New langhook.
6888 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6889 * print-tree.c (print_node): Update to only print fields that
6890 exist in the structures the passed decl has.
6891 * toplev.c (wrapup_global_declarations): Don't reset
6892 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6893 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6894 * tree-inline.c (remap_decl): Ditto.
6895 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6896 * tree-pretty-print.c (print_declaration): Don't print
6897 DECL_REGISTER on things that don't contain it.
6898 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6899 non-var/function decls.
6900 * tree.c (tree_contains_struct): New structure.
6901 (init_priority_for_decl): New hashtable.
6902 (tree_int_map): New structure.
6903 (tree_int_map_eq): New function.
6904 (tree_int_map_marked_p): Ditto.
6905 (tree_int_map_hash): Ditto.
6906 (tree_map): Move to tree.h.
6907 (tree_map_eq): Externalize.
6908 (tree_map_hash): Ditto.
6909 (tree_map_marked_p): Ditto.
6910 (init_ttree): Set up tree_contains_struct and call langhook.
6911 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6912 (tree_code_size): Update for new structures.
6913 (tree_node_structure): Update for new structures.
6914 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6915 without the field.
6916 (copy_node_stat): Copy init priority.
6917 (build_decl_stat): Ditto for visibility.
6918 (ts_enum_names): New.
6919 (tree_contains_struct_check_failed): New function.
6920 (decl_init_priority_lookup): Ditto.
6921 (decl_init_priority_insert): Ditto.
6922 * treestruct.def: New file.
6923 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6924 (CONTAINS_STRUCT_CHECK): Ditto.
6925 (tree_contains_struct_check_failed): New prototype.
6926 (DECL_CHECK): Removed.
6927 (DECL_MINIMAL_CHECK): New.
6928 (DECL_COMMON_CHECK): Ditto.
6929 (DECL_WRTL_CHECK): Ditto.
6930 (DECL_NON_COMMON_CHECK): Ditto.
6931 (DECL_WITH_VIS_CHECK): Ditto.
6932 (VAR_OR_FUNCTION_DECL_P): Ditto
6933 (struct tree_decl_minimal): New structure.
6934 (struct tree_decl_common): Ditto.
6935 (struct tree_decl_with_rtl): Ditto.
6936 (struct tree_decl_with_vis): Ditto.
6937 (struct tree_decl_non_common): Ditto.
6938 (struct tree_field_decl): Ditto.
6939 (struct tree_parm_decl): Ditto.
6940 (struct tree_var_decl): Ditto.
6941 (struct tree_function_decl): Ditto.
6942 (struct tree_const_decl): Ditto.
6943 (struct tree_result_decl): Ditto.
6944 (union tree_node): Add new structures.
6945 * var-tracking.c (track_expr_p): Reverse order of tests.
6947 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6949 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6951 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6952 * system.h: Poison FINALIZE_PIC.
6953 * doc/tm.texi (FINALIZE_PIC): Remove.
6955 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6957 PR tree-opt/22329
6958 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6959 to the correct type if we have a MODIFY_EXPR.
6961 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6963 PR tree-optimization/22360
6964 * tree.c (upper_bound_in_type): Fix calculations for casting
6965 to a non-wider signed type and casting a signed value to a
6966 wider unsigned type.
6967 (lower_bound_in_type): Fix calculations for casting to a
6968 non-wider signed type.
6970 PR tree-optimization/20139
6971 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6972 release_defs.
6973 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6974 fold_cond_expr_cond.
6975 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6976 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6978 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6980 PR tree-opt/22356
6981 * tree-complex.c (expand_complex_libcall): Produce
6982 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6984 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6986 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6987 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6988 b" assert and inserted fastpath code for this case.
6989 (bitmap_ior): Removed "a != b" assert.
6991 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6993 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6994 (ENDFILE_SPEC): Likewise.
6995 * config/m32r/m32r.h (ASM_SPEC): Likewise.
6997 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
6998 a large stack frame at epilogue.
7000 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7002 * final.c: Include sdbout.h when required.
7004 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7006 * config.gcc (*-*-darwin*): Only one target-specific header file
7007 for generic darwin.
7008 (powerpc-*-darwin*): Add version-specific header files.
7009 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7010 * config.in: Regenerate.
7011 * configure: Regenerate.
7012 * gcc.c: Include xregex.h.
7013 (version_compare_spec_function): New.
7014 (spec_function): Add version-compare.
7015 (replace_outfile_spec_function): Reformat comment.
7016 (compare_version_strings): New.
7017 * config/darwin-c.c (version_as_macro): New.
7018 (builtin_define): New.
7019 (darwin_cpp_builtins): New.
7020 * config/darwin-protos.h (darwin_cpp_builtins): New.
7021 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7022 (LIB_SPEC): Make unconditional, update comment.
7023 (TARGET_C99_FUNCTIONS): Define.
7024 * config/darwin.opt: Sort.
7025 (mmacosx-version-min=): New.
7026 * config/darwin7.h: Delete.
7027 * config/darwin8.h: Delete.
7028 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7029 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7030 (TARGET_C99_FUNCTIONS): Define.
7031 * config/rs6000/darwin7.h: New.
7032 * config/rs6000/darwin8.h: New.
7033 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7034 (-mmacosx-version-min): Document.
7036 2005-07-07 Ian Lance Taylor <ian@airs.com>
7038 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7040 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7042 PR middle-end/22239
7043 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7045 2005-07-07 Khem Raj <kraj@mvista.com>
7047 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7048 in bytes, not words.
7050 2005-07-07 Paul Brook <paul@codesourcery.com>
7052 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7053 DEFAULT_FUNCTION_ARG_PADDING to upward.
7055 2005-07-07 Richard Henderson <rth@redhat.com>
7057 * function.c (locate_and_pad_parm): Record parameter alignment in
7058 stack_alignment_needed.
7060 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7062 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7063 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7064 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7065 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7066 (define_attr "type"): Add isync, sync, load_l, store_c.
7067 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7068 Create scratch volatile MEM.
7069 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7070 sync.
7071 (load_locked_<mode>): New.
7072 (store_conditional_<mode>): New.
7073 (sync_compare_and_swap<mode>): Replace with splitter.
7074 (sync_lock_test_and_set<mode>): Replace with splitter.
7075 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7076 and UNSPECV_ISYNC.
7077 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7078 is ics. Attribute isync.
7079 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7080 lwsync.
7081 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7082 and UNSPECV_SYNC_OP.
7083 (emit_unlikely_jump): New.
7084 (emit_load_locked): New.
7085 (emit_store_conditional): New.
7086 (rs6000_split_compare_and_swap): New.
7087 (rs6000_split_lock_test_and_set): New.
7088 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7089 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7090 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7091 rs6000_split_lock_test_and_set): Declare.
7092 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7093 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7094 store_c, isync, sync.
7096 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7098 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7099 filenames to gtyp-gen.h.
7100 (s-typ-gen): Use it in place of for loops.
7102 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7104 * hooks.c (hook_bool_rtx_int_false): New function.
7105 * hooks.h (hook_bool_rtx_int_false): Declare.
7106 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7107 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7108 * target.h (struct gcc_target): Add commutative_p member.
7109 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7110 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7111 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7112 (pa_commutative_p): New function.
7113 * jump.c (target.h): Include.
7114 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7115 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7117 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7119 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7120 (s390_expand_setmem): New.
7121 * config/s390/s390.c: Likewise.
7122 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7123 Adapt comments.
7124 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7125 general_operand. Call new function "s390_expand_setmem".
7126 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7127 ("setmem_long", "*setmem_long"): ... this.
7129 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7131 * config/s390/s390.c: (optimization_options): Enable
7132 TARGET_MVCLE at -Os.
7133 * doc/invoke.texi: Document changes in default behaviour.
7134 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7136 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7138 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7139 defined by back-end.
7141 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7143 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7144 all sets in the pattern.
7145 * config/rs6000/rs6000.md (stack_protect_testsi,
7146 stack_protect_testdi): Likewise.
7148 2005-07-06 Jeff Law <law@redhat.com>
7150 * tree-vrp.c (simplify_using_ranges): Kill.
7151 (vrp_finalize): Remove call to simplify_using_ranges.
7152 (simplify_stmt_using_ranges): New function extracted from
7153 simplify_using_ranges.
7154 (simplify_div_or_mod_using_ranges): Likewise.
7155 (simplify_abs_using_ranges): Likewise.
7156 (simplify_cond_using_ranges): New function.
7157 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7158 * tree-ssa-propagate.c (substitute_and_fold): Call
7159 simplify_stmt_using_ranges if we have range information.
7161 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7163 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7164 ia64_flag_schedule_isns2.
7166 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7167 reading/writing general registers.
7168 (ia64_function_arg): Revert 2005-06-18 change.
7170 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7172 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7173 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7175 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7177 * function.c (expand_function_end): Revert part of 2005-06-27
7178 patch. Do sjlj_emit_function_exit_after after return_label.
7180 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7182 * doc/install.texi (--disable-libssp): New.
7184 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7186 * doc/invoke.texi: Update -fforce-mem documentation.
7187 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7188 code for -fforce-mem.
7189 * expmed.c: (store_bit_field,store_fixed_bit_field,
7190 extract_bit_field): Ditto.
7191 * expr.c: (convert_move): Ditto.
7192 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7193 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7194 emit_conditional_add,expand_float,expand_fix): Ditto.
7195 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7196 (common_handle_option): Issue warning when -fforce-mem specified.
7198 2005-07-06 Paul Brook <paul@codesourcery.com>
7200 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7201 argument is empty.
7202 * configure: Regenerate.
7204 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7206 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7208 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7210 Fix PR tree-optimization/22319
7211 Fix PR tree-optimization/22140
7212 Fix PR tree-optimization/22310
7214 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7215 variable sized types.
7216 Use correct type for intermediate structure on *a = *b structure
7217 copies.
7219 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7221 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7222 Remove.
7223 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7224 (machine_function): Move typedef to...
7225 * config/rs6000/rs6000.c (machine_function): ... here. Add
7226 varargs_save_offset field.
7227 (rs6000_stack_t): Remove varargs_size field.
7228 (setup_incoming_varargs): Allocate varargs save area using
7229 assign_stack_local, try to make it as small as possible.
7230 Save offset from virtual_stack_vars_rtx to the save area
7231 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7232 instead of magic 8 when fp word byte size is used.
7233 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7234 instead of -RS6000_VARARGS_SIZE.
7235 (rs6000_stack_info, debug_stack_info,
7236 rs6000_initial_elimination_offset): Remove all traces of
7237 varargs_size.
7238 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7239 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7240 RS6000_VARARGS_AREA.
7242 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7244 PR tree-optimization/21963
7245 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7246 constant_multiple_of in the same way get_computation_cost_at does.
7248 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7250 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7251 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7252 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7253 and return its previous value.
7254 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7255 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7256 constants.
7257 (stack_protect_set, stack_protect_test): New expanders.
7258 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7259 stack_protect_testdi): New insns.
7260 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7261 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7263 2005-07-06 Jeff Law <law@redhat.com>
7265 * tree-ssa-dce.c (cfg_altered): New global.
7266 (tree_dce_init): Initialize cfg_altered.
7267 (remove_dead_stmt): If we remove an edge in the CFG, then set
7268 CFG_ALTERED.
7269 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7270 the dominators.
7272 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7274 * Makefile.in (stamp-collect-ld): Use
7275 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7276 ./collect-ld if it already exists.
7277 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7278 Don't remove ./nm if it already exists.
7280 2005-07-05 Devang Patel <dpatel@apple.com>
7282 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7283 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7284 * tree-vectorizer.c (vect_loop_location): New.
7285 (vect_print_dump_info): Use vect_loop_location.
7286 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7287 (vectorize_loops): Set vect_loop_location.
7288 * tree-vect-analyze.c (vect_analyze_offset_expr,
7289 vect_determin_vectorization_factor, vect_analyze_operations,
7290 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7291 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7292 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7293 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7294 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7295 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7296 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7297 vect_analyze_loop): Adjust vect_print_dump_info API.
7298 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7299 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7300 vect_finish_stmt_generation, vectorizable_assignment,
7301 vectorizable_operation, vectorizable_store, vectorizable_load,
7302 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7303 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7304 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7305 vect_transform_loop): Same.
7306 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7307 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7308 Same.
7310 2005-07-05 Randolph Chung <tausq@debian.org>
7312 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7313 * configure: Regenerate.
7314 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7315 (pa_tls_referenced_p): Declare.
7316 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7317 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7318 (legitimize_tls_address): New.
7319 (hppa_legitimize_address): Handle TLS addresses.
7320 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7321 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7322 (emit_move_sequence): Handle TLS addresses.
7323 (pa_encode_section_info): Call default handler to handle common
7324 sections.
7325 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7326 (CONSTANT_ADDRESS_P): Reject TLS operands.
7327 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7328 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7329 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7330 (UNSPEC_TLSLE): Define new constants.
7331 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7332 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7333 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7334 (tie_symbolic_operand, tle_symbolic_operand): New
7336 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7338 * aclocal.m4: Update macros for autoconf 2.59 style.
7339 * configure.ac: Likewise.
7341 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7343 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7344 (function_arg): Pass small aggregates in general registers on 32-bit
7345 targets.
7346 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7348 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7350 * Makefile.in (final.o): Fix dependencies.
7352 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7354 PR c/22013
7355 PR c/22098
7356 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7357 * langhooks.c (lhd_expr_to_decl): New.
7358 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7359 New.
7360 (LANG_HOOKS_INITIALIZER): Update.
7361 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7362 expr_to_decl langhook.
7363 * c-tree.h (c_expr_to_decl): Declare.
7364 * c-typeck.c (c_expr_to_decl): New.
7365 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7366 specially.
7367 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7369 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7371 PR c/22308
7372 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7373 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7375 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7377 * Makefile.in: Adjust dependencies.
7378 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7379 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7380 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7381 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7382 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7383 rest_of_compilation.
7385 * bb-reorder.c (gate_duplicate_computed_gotos,
7386 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7387 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7388 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7389 pass_partition_blocks): New.
7390 * bt-load.c (gate_handle_branch_target_load_optimize,
7391 rest_of_handle_branch_target_load_optimize,
7392 pass_branch_target_load_optimize): New.
7393 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7394 pass_jump2): New.
7395 * cfglayout.c (pass_insn_locators_initialize): New.
7396 * cfgrtl.c (pass_free_cfg): New.
7397 * combine.c (gate_handle_combine, rest_of_handle_combine,
7398 pass_combine): New.
7399 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7400 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7401 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7402 * except.c (pass_set_nothrow_function_flags,
7403 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7404 pass_rtl_eh): New.
7405 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7406 rest_of_handle_shorten_branches, pass_shorten_branches,
7407 rest_of_clean_state, pass_clean_state): New.
7408 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7409 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7410 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7411 pass_flow2): New.
7412 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7413 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7414 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7415 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7416 pass_gcse): New.
7417 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7418 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7419 pass_rtl_ifcvt, gate_handle_if_after_combine,
7420 rest_of_handle_if_after_combine, pass_if_after_combine,
7421 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7422 pass_if_after_reload): New.
7423 * integrate.c (pass_initial_value_sets): New.
7424 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7425 pass_purge_lineno_notes): New.
7426 * mode-switching.c (rest_of_handle_mode_switching,
7427 pass_mode_switching): New.
7428 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7429 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7430 pass_loop2): New.
7431 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7432 pass_loop_optimize): New.
7433 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7434 pass_sms): New.
7435 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7436 pass_gcse2): New.
7437 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7438 pass_postreload_cse): New.
7439 * profile.c (gate_handle_profiling, pass_profiling,
7440 rest_of_handle_branch_prob, pass_branch_prob): New.
7441 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7442 pass_split_before_regstack, gate_handle_split_before_regstack,
7443 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7444 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7445 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7446 pass_stack_regs): New.
7447 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7448 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7449 pass_stack_adjustments): New.
7450 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7451 pass_regrename): New.
7452 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7453 pass_delay_slots, gate_handle_machine_reorg,
7454 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7455 * rtl.h (extern void purge_line_number_notes): New.
7456 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7457 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7458 pass_sched2): New.
7459 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7460 pass_tracer): New.
7461 * value-prof.c (gate_handle_value_profile_transformations,
7462 rest_of_handle_value_profile_transformations,
7463 pass_value_profile_transformations): New.
7464 * var-tracking.c (gate_handle_var_tracking,
7465 pass_variable_tracking): New.
7466 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7468 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7469 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7470 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7471 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7472 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7473 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7474 rest_of_handle_gcse2, rest_of_handle_regmove,
7475 rest_of_handle_tracer, rest_of_handle_if_conversion,
7476 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7477 rest_of_handle_web, rest_of_handle_branch_prob,
7478 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7479 rest_of_handle_jump_bypass, rest_of_handle_combine,
7480 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7481 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7482 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7483 rest_of_handle_mode_switching, rest_of_handle_jump,
7484 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7485 rest_of_handle_flow2, rest_of_handle_jump2,
7486 rest_of_handle_peephole2, rest_of_handle_postreload,
7487 rest_of_handle_shorten_branches, rest_of_clean_state,
7488 rest_of_compilation): Remove.
7490 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7491 * passes.c (dump_flags, in_gimple_form, all_passes,
7492 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7493 register_dump_files, next_pass_1, last_verified, execute_todo,
7494 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7495 from tree-optimize.c.
7496 (init_optimization_passes): Moved from tree-optimize.c,
7497 adding the RTL optimizations.
7498 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7499 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7500 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7501 register_dump_files, next_pass_1, last_verified, execute_todo,
7502 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7503 init_tree_optimization_passes, ipa_passes): Delete.
7504 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7505 the RTL dumps.
7506 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7507 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7508 from tree.h.
7509 (ipa_passes): Remove.
7510 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7511 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7512 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7513 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7514 (dump_info_p, dump_flag): Moved to tree-dump.h.
7516 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7517 cgraph.c, opts.c.
7518 * passes.c (finish_optimization_passes): Use dump_begin
7519 and dump_end, TDI_end.
7520 (gate_rest_of_compilation): New.
7521 (pass_rest_of_compilation): Use it.
7522 (gate_postreload, pass_postreload): New.
7523 * toplev.c (general_init): Rename init_tree_optimization_passes.
7524 * toplev.h (init_tree_optimization_passes): Rename to
7525 init_optimizations_passes.
7526 * tree-dump.c (dump_flag): Make static.
7527 (dump_files): Remove RTL dumps.
7528 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7529 pass_cleanup_cfg, pass_free_cfg_annotations,
7530 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7531 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7532 * tree-pretty-print.c: Include tree-pass.h.
7533 * cgraph.c: Include tree-dump.h.
7535 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7537 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7538 Only fall back to saying it points to readonly memory if
7539 we can't do better.
7541 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7543 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7544 * config/m32r/m32r.c (m32r_compute_frame_size,
7545 m32r_expand_prologue): Take current_function_profile into
7546 account whenever we reference
7547 current_function_uses_pic_offset_table.
7548 (m32r_finalize_pic): Remove.
7549 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7551 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7553 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7554 instead of $<. Don't remove ./as if it already exists.
7556 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7558 PR target/21723
7559 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7560 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7561 for complex modes when generating code for PA 1.0.
7562 (VALID_FP_MODE_P): New macro.
7563 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7564 sets for all general and floating point modes. Align wide floating
7565 point modes to even register boundaries to comply with architectural
7566 requirements.
7567 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7568 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7569 (VALID_FP_MODE_P): New macro.
7570 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7571 sets for all general and floating point modes. Align wide floating
7572 point modes to even register boundaries to comply with architectural
7573 requirements.
7575 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7577 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7578 to 0.
7580 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7582 * tree-ssa-structalias.c: Don't include expr.h.
7584 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7586 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7587 comments.
7589 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7591 Fix PR tree-optimization/22279
7593 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7594 correct operator.
7596 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7598 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7600 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7602 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7603 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7604 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7605 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7606 config/stormy16/stormy16.c, config/v850/v850.c,
7607 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7608 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7609 Avoid "." or "\n" at end of diagnostics and capital letters at
7610 start of diagnostics.
7611 * combine.c, cse.c: Don't translate dump file output.
7612 * toplev.c (print_version): Only translate output if going to
7613 stderr.
7615 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7617 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7618 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7619 typos.
7621 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7623 * pa.c (fix_range): Fix typo in comment.
7625 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7627 * tree-vrp.c (extract_range_from_assert): Replace
7628 fold (build (...)) with fold_build2.
7630 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7632 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7633 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7634 (format_types_orig, handle_format_attribute): Add support for
7635 format "gcc_gfc".
7637 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7639 * varasm.c (assemble_variable): Fix format specifier thinko.
7641 2005-07-03 Ira Rosen <irar@il.ibm.com>
7643 PR tree-optimization/22029 (and 22135)
7644 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7645 a phi node before calling dump_vops.
7647 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7649 * tree-dump.h (dump_string_field): Declare.
7650 * tree-dump.c: Use it instead of dump_string.
7651 (dump_string_field): Make non-static.
7653 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7655 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7656 up the minimal CFG stuff always when optimize > 0. Call
7657 split_all_insns_noflow in PIC case if needed.
7659 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7660 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7662 PR c++/18279
7663 * c-decl.c (c_write_global_declarations): Dump contents of
7664 external scope to.
7665 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7666 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7667 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7668 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7669 is enabled.
7671 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7673 * c-common.h (GCC_DIAG_STYLE): Define.
7674 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7675 version for format checking to 4.1.
7676 * c-format.c: Include toplev.h after c-common.h.
7677 (enum format_type): Add gcc_tdiag_format_type.
7678 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7679 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7680 (format_types_orig): Add gcc_tdiag.
7681 (init_dynamic_diag_info): Support gcc_tdiag formats.
7682 (handle_format_attribute): Likewise.
7683 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7684 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7685 version for format checking to 4.1.
7686 (warning0, warning, error, pedwarn, sorry): Use
7687 ATTRIBUTE_GCC_DIAG.
7688 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7689 (finish_aliases_1): Do not use %qE.
7690 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7691 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7692 Correct format bugs.
7693 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7694 parameter to unsigned HOST_WIDE_INT.
7695 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7697 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7699 PR middle-end/21742
7700 * expr.c (write_complex_part): Use adjust_address for MEM.
7701 (read_complex_part): Same.
7703 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7705 Fix PR tree-optimization/22280
7707 * tree-sra.c (generate_element_init): Remove useless loop.
7709 2005-07-02 Richard Henderson <rth@redhat.com>
7711 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7712 TLS_MODEL_NONE.
7713 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7715 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7717 PR middle-end/14490
7718 * fold-const.c (fold_binary): Handle the return value of
7719 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7720 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7722 2005-07-02 Jeff Law <law@redhat.com>
7724 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7725 a eliminate type conversion which feeds an equality comparison
7726 if the original type or either operand in the comparison is a
7727 function pointer.
7729 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7731 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7732 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7733 texts.
7734 * config/avr/avr.c: Do not use '`' as left quote.
7735 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7736 Remove "." from end of diagnostics. Make diagnostics start with
7737 lowercase letter.
7739 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7740 Joseph S. Myers <joseph@codesourcery.com>
7742 * toplev.c (default_tree_printer): Handle setting location with
7743 '+' flag.
7744 * c-objc.common.c (c_tree_printer): Likewise.
7745 * c-format.c (gcc_diag_flag_specs): Add '+'.
7746 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7747 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7748 formats.
7749 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7750 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7751 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7752 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7753 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7754 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7755 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7756 format arguments where %J is used without %D.
7758 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7760 * gcc.c (LINK_SSP_SPEC): Define.
7761 (link_ssp_spec): New variable.
7762 (LINK_COMMAND_SPEC): Add %(link_ssp).
7763 (static_specs): Add link_ssp_spec.
7764 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7765 * configure: Rebuilt.
7766 * config.in: Rebuilt.
7768 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7769 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7770 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7771 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7772 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7773 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7774 -0x7008(2) instead of reading __stack_chk_guard variable.
7775 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7776 number.
7777 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7778 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7779 if TARGET_THREAD_SSP_OFFSET is defined.
7780 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7781 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7783 Revert:
7784 2005-06-27 Richard Henderson <rth@redhat.com>
7785 * libgcc-std.ver (GCC_4.1.0): New.
7786 * libgcc.h (__stack_chk_guard): Declare.
7787 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7788 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7789 * mklibgcc.in (lib2funcs): Add them.
7791 2005-07-01 Richard Henderson <rth@redhat.com>
7793 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7794 void * before struct sigcontext *.
7795 (x86_fallback_frame_state): Likewise.
7797 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7799 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7801 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7803 PR tree-opt/22269
7804 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7805 we check for SSA_NAME for.
7807 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7809 Fix PR tree-optimization/22071
7811 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7812 function.
7813 (get_constraint_for_component_ref): Use it.
7815 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7817 PR other/22264
7818 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7819 print out the last new line.
7821 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7823 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7824 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7825 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7826 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7827 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7828 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7829 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7830 (enum reg_class): New member CC0_REGS.
7831 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7832 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7833 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7834 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7835 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7836 Adjust for register now described.
7838 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7840 PR target/22262
7841 * config/i386/i386.md (stack_protect_test_si,
7842 stack_protect_test_di): Add earlyclobber for scratch 3.
7843 * config/rs6000/rs6000.md (stack_protect_testsi,
7844 stack_protect_testdi): Add earlyclobber for scratch 3,
7845 remove earlyclobber from scratch 4.
7847 Older entries for 2005 can be found in ChangeLog-2005.