1 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
3 PR tree-optimization/19097
4 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
6 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
8 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
10 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
13 * tree-inline.c (setup_one_parameter): If the init_stmt
14 is NULL, don't insert the statement.
16 2005-10-30 Jan Hubicka <jh@suse.cz>
18 PR tree-optimization/24172
19 * tree-inline.c (copy_body_r): Unshare the substituted value first.
21 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
23 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
24 constants for hosts with long != 32 bits.
26 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
29 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
31 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
33 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
34 (TARGET_MS1_16_002): New.
35 (TARGET_MS1_16_003): New.
37 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
38 ("*decrement_and_branch_until_zero_no_clobber"): New.
39 Add corresponding splitter for decrement_and_branch_until_zero
41 Key all decrement_and_branch_until_zero patterns off of
44 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
47 * tree-complex.c (extract_component): Treat RESULT_DECL
48 like the rest of the decls.
50 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
52 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
53 indirect call to _mcount if the function needs a static chain.
55 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
56 Caroline Tice <ctice@apple.com>
58 PR rtl-optimization/24460
59 * dwarf2out.c (have_switched_text_sections): New boolean variable.
60 (dwarf2out_switch_text_section): Set it to true instead of
61 incrementing separate_line_info_table_in_use.
62 (output_loc_list): Additionally test have_switched_text_sections.
63 (output_ranges): Likewise.
64 (dwarf2out_finish): Likewise.
65 * varasm.c (assemble_start_function): Do not call
66 insert_section_boundary_note.
67 (assemble_end_function): If flag_reorder_blocks_and_partition,
68 switch to the function's section before emitting the .size directive.
69 * bb-reorder.c (insert_section_boundary_note): Staticify.
70 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
71 * output.h (insert_section_boundary_note): Delete.
73 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
76 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
77 instead of pointer equality when comparing types.
79 2005-10-24 James E. Wilson <wilson@specifix.com>
81 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
82 add_dependence_list_and_free calls.
84 2005-10-24 Steven Bosscher <stevenb@suse.de>
86 * contrib.texi: Add the names of the LLNL folks who donated
87 Cray pointer support for gfortran.
89 2005-10-24 Steven Bosscher <stevenb@suse.de>
91 PR tree-optimization/24225
92 * profile.c (branch_prob): Look from end to start through a
93 basic block when looking for a locus.
95 2005-10-24 Richard Henderson <rth@redhat.com>
97 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
99 (hppa_expand_prologue): Likewise.
101 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
103 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
104 (NO_DEFERRED_PROFILE_COUNTERS): Define.
105 * pa.h (NO_PROFILE_COUNTERS): Define.
106 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
107 (funcdef_nos): New vector to hold label numbers of deferred profile
109 (output_deferred_profile_counters): New function.
110 (hppa_profile_hook): Push label number onto funcdef_nos.
111 (pa_hpux_file_end): Call output_deferred_profile_counters if
112 NO_DEFERRED_PROFILE_COUNTERS is false.
114 * pa-protos.h (get_deferred_plabel): New prototype.
115 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
117 (output_call): Adjust calls.
119 2005-10-24 Alan Modra <amodra@bigpond.net.au>
121 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
122 peculiarity of GOT/TOC section usage.
124 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
127 * c-common.c (constant_string_class_name): Add documentation.
129 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
132 * recog.c (peephole2_optimize): Increment peep2_current_count
133 only when the slot is empty.
135 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
138 * except.c (output_function_exception_table): Call
139 assemble_external_libcall if we need a personality function.
141 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
143 PR rtl-optimization/24460
144 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
145 set the basic block for barriers.
147 2005-10-21 Janis Johnson <janis187@us.ibm.com>
149 * var-tracking.c (vt_initialize): Initialize post.
151 2005-10-21 Devang Patel <dpatel@apple.com>
154 * c-common.c (vector_types_convertible_p): Check vector element type.
156 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
158 * config/sh/sh.c (prepare_move_operands): Handle the address
159 constant which is a tls symbolic address plus a constant.
161 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
164 * gcc.c (main): Use the correct counter for erroring out
165 about mulitple files.
167 2005-10-21 Alan Modra <amodra@bigpond.net.au>
170 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
171 use r2 for 64-bit tls .got access.
173 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
175 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
178 2005-10-20 Steven Bosscher <stevenb@suse.de>
180 PR tree-optimization/24307
181 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
183 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
186 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
188 * varasm.c (find_decl_and_mark_needed): After cgraph global info
189 is ready, stop marking functions, but still mark variables.
191 2005-10-20 Richard Guenther <rguenther@suse.de>
194 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
197 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
199 PR rtl-optimization/23585
200 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
201 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
202 (may_trap_p_1): New predicate extracted from...
203 (may_trap_p): ... here. Invoke may_trap_p_1.
204 (may_trap_or_fault_p): New predicate.
205 * rtl.h (may_trap_or_fault_p): Declare it.
206 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
207 instead of may_trap_p.
208 (steal_delay_list_from_fallthrough): Likewise.
209 (fill_simple_delay_slots): Likewise.
210 (fill_slots_from_thread): Likewise.
211 * function.c (pad_to_arg_alignment): Rework comment about
212 SPARC_STACK_BOUNDARY_HACK.
213 * config/sparc/sparc.h: Likewise.
215 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
217 * config/s390/s390.c (s390_expand_insv): New.
218 * config/s390/s390-protos.h (s390_expand_insv): Declare.
219 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
220 ("icm_hi"): Remove mode attribute.
221 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
223 ("*extracthi", "*extractqi"): Remove.
224 (extv<mode>", "*extzv<mode>"): New.
225 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
226 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
228 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
230 * cfgexpand.c (discover_nonconstant_array_refs_r,
231 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
232 (tree_expand_cfg): Call discover_nonconstant_array_refs.
233 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
234 discover_nonconstant_array_refs.
236 2005-10-19 Steven Bosscher <stevenb@suse.de>
239 * c-decl.c (pop_scope): Don't warn about an unused variable
240 if it is marked with TREE_NO_WARNING.
241 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
242 somenow mismatch and olddecl is to be replaced.
244 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
247 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
248 whether registers live on the edge can be saved/restored.
250 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
252 * config/sh/sh.c (fixup_mova): Skip notes.
254 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
256 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
257 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
258 (s390_can_eliminate): Handle BASE_REGNUM elimination.
259 (s390_initial_elimination_offset): Likewise.
260 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
261 register on TARGET_ZARCH targets.
262 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
263 (INITIAL_FRAME_POINTER_OFFSET): Remove.
264 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
265 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
267 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
269 * config/s390/s390.md: Comment describing output modifiers updated.
270 * config/s390/s390.c (print_operand): Likewise.
272 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
274 * config/s390/s390.c (override_options): Added check for -mstack-size
276 * doc/invoke.texi: Mention that limit in the documenation.
278 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
281 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
283 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
285 Fix PR tree-optimization/24231
287 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
288 (compute_avail): Ditto.
290 2005-10-18 Richard Henderson <rth@redhat.com>
293 * config/i386/i386.c (legitimate_constant_p): Check
294 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
296 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
297 (legitimate_pic_address_disp_p): Reorg CONST checking to make
298 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
300 (print_operand_address): Likewise.
301 * config/i386/predicates.md (x86_64_immediate_operand): Test
302 SYMBOL_REF_TLS_MODEL properly inside CONST.
303 (x86_64_zext_immediate_operand): Likewise.
304 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
305 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
306 * config/i386/i386-protos.h: Remove predicates.md entries.
308 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
310 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
311 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
313 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
314 Ian Lance Taylor <ian@airs.com>
317 * fold-const.c (fold_widened_comparison): Do not allow range based
318 constant folding when right operand cannot be unwidened.
320 2005-10-17 Richard Henderson <rth@redhat.com>
322 * builtins.c (expand_builtin_synchronize): Build a new-style asm
323 with a memory clobber.
325 2005-10-17 James E Wilson <wilson@specifix.com>
327 PR rtl-optimization/17356
328 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
329 checking for EDGE_EH.
331 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
333 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
334 the slot on an even boundary for any type with 16-byte alignment.
336 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
339 * md.texi (Modifiers) <%>: Clarify that % doesn't work
340 after register allocation.
342 2005-10-17 DJ Delorie <dj@redhat.com>
344 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
347 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
350 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
353 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
355 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
356 to 2 if it's already non-zero.
357 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
358 is set and warn about it if flag_schedule_insns is 1.
360 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
362 * config/crx/crx.md: Compare-and-branch instructions need to
365 2005-10-17 Uros Bizjak <uros@kss-loka.si>
368 * config/i386/i386.md (*pushdi2_rex64 splitter)
369 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
370 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
371 flow2 pass only when (optimize > 0 && flag_peephole2).
373 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
376 * gcc.c (have_c): New static variable.
378 (process_command): Remove declation of have_c.
379 Set have_o to 1 when handling -o.
380 (main): Add a fatel error if there are multiple
381 files specified and -o and -c/-S is passed witout
382 -combine or multiple languages.
384 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
386 Fix PR tree-optimization/22444
387 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
388 Assert that we don't hit something with subvars.
389 (setup_pointers_and_addressables): Don't add things with subvars,
390 because we'll already process the subvars for aliasing purposes.
392 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
395 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
396 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
397 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
398 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
399 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
400 swapped, alternatives for the R constraint.
403 * builtins.c (get_builtin_sync_mode): Make unlimited
404 mode_for_size request.
406 2005-10-15 Richard Henderson <rth@redhat.com>
408 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
409 (gimplify_expr): ... here.
410 (gimplify_compound_lval): Use it in initial scan loop. Allow
411 fb_lvalue in base expression.
413 2005-10-15 Richard Henderson <rth@redhat.com>
416 * builtins.c (expand_builtin_trap): Export.
417 * expr.h (expand_builtin_trap): Declare.
418 * expr.c (expand_assignment): Emit a trap for integral offsets
419 from registers that weren't reduced to bitpos.
421 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
422 (mark_array_ref_addressable): Remove.
423 * tree-flow.h (mark_array_ref_addressable): Remove.
424 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
426 2005-10-15 James E Wilson <wilson@specifix.com>
429 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
430 (add_dependence_list_and_free): Likewise.
431 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
434 2005-10-15 Diego Novillo <dnovillo@redhat.com>
438 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
439 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
441 (vrp_visit_phi_node): Only prevent infinite iterations when
442 the previous result and the new result are both VR_RANGEs.
444 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
446 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
449 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
452 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
455 2005-10-14 Per Bothner <per@bothner.com>
457 PR preprocessor/21250
458 * c-ppoutput.c (print_line): Print internal line 0 as 1.
460 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
463 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
464 overflow flags. Refactor some conditionals.
466 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
469 * tree-dfa.c (add_referenced_var): Only look at decls which
470 have TREE_CONSTANT or TREE_READONLY set instead of if
471 !TREE_PUBLIC or !TREE_CONSTANT.
473 2005-10-13 James E Wilson <wilson@specifix.com>
475 * doc/invoke.texi: For -x, add f95-cpp-input.
476 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
478 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
480 PR tree-optimization/24262
481 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
482 in loop all the time.
484 2005-10-12 Richard Henderson <rth@redhat.com>
487 * tree.h (DECL_TRANSPARENT_UNION): Remove.
488 * function.c (assign_parm_find_data_types): Don't support it.
489 * print-tree.c (print_node): Likewise.
490 * c-common.c (handle_transparent_union_attribute): Likewise.
491 Use build_duplicate_type.
492 * tree-inline.c (remap_type_1): Split out of remap_type;
493 properly remap aggregate fields.
494 (build_duplicate_type): New.
495 * doc/extend.texi (Variable Attributes): Remove documentation
496 for transparent_union.
498 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
501 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
502 (gen_stack_pointer_dec): Likewise.
504 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
508 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
510 (struct cxx): Add adjust_class_at_definition target hook.
511 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
512 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
513 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
514 hook_void_tree. Add to TARGET_CXX.
515 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
517 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
518 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
519 instead of attribute. Check for dllexport override. Warn if
520 inconsistent dll linkage. Don't lose old dllimport if decl has
521 had address referenced. Tweak lookup of dllimport atribute.
522 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
523 for target specific rules. Don't add dllimport attribute if
524 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
526 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
527 * varasm.c (initializer_constant_valid_p): Replace
528 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
532 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
533 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
534 (i[34567]86-*-mingw32*): Likewise.
536 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
537 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
539 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
540 C++-specific code. Change return value to bool.
541 (i386_pe_dllimport_p): Likewise.
542 (associated_type): Simplify and make language-independent
543 (i386_pe_encode_section_info): Replace override of ambiguous
544 dllimport symbol refs with a gcc_assert.
545 (i386_pe_valid_dllimport_attribute_p): Define.
546 * config/i386/winnt-cxx.c: New file. Define C++ versions of
547 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
548 i386_pe_adjust_class_at_definition.
549 * config/i386/winnt-stubs.c: New file. Define stub versions of
550 lang-specific functions.
551 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
552 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
553 i386_pe_adjust_class_at_definition.
554 (i386_pe_valid_dllimport_attribute_p): Declare.
555 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
556 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
557 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
560 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
561 dllimport attribute with test of DECL_DLLIMPORT_P.
563 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
565 * combine.c (make_extraction): Correct offset computation.
567 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
569 * config/cris/t-linux (LIMITS_H_TEST): Define.
571 2005-10-12 Richard Henderson <rth@redhat.com>
574 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
576 2005-10-12 Richard Guenther <rguenther@suse.de>
578 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
580 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
583 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
584 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
587 2005-10-12 Richard Guenther <rguenther@suse.de>
590 * varasm.c (output_constant): Correct typo from previous
593 2005-10-11 Ian Lance Taylor <ian@airs.com>
595 PR rtl-optimization/13931
596 * combine.c: Revert patch of 2003-05-14, and:
597 (try_combine): Only set elim_i1 and elim_i2 if the destination is
598 completely killed in the appropriate insn.
599 (distribute_notes): Don't skip multiple hard register test for
602 2005-10-11 Richard Henderson <rth@redhat.com>
605 * c-typeck.c (convert_for_assignment): Use build_constructor_single
606 to initialize a transparent union instead of a nop_expr.
608 2005-10-11 Richard Henderson <rth@redhat.com>
610 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
611 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
612 (tree_ssa_dce_loop): Call scev_reset.
615 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
616 * tree-ssa-dce.c: Include cfgloop.h.
617 (tree_ssa_dce_loop, pass_dce_loop): New.
618 * tree-pass.h (pass_dce_loop): Declare it.
619 * passes.c (init_optimization_passes): Use it.
621 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
624 * convert.c (convert_to_real): Revert 2005-10-05 patch.
625 Only apply the optimization for rounding builtins if the inner
626 cast is also an extension.
628 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
631 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
632 mark_new_vars_to_rename instead of update_stmt.
634 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
636 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
638 2005-10-11 Jakub Jelinek <jakub@redhat.com>
640 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
641 for setting MMX register to 0 rather than mmx.
643 2005-10-10 Steve Ellcey <sje@cup.hp.com>
646 * configure.ac: Move gas check from mips specific case to common case.
647 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
648 * configure: Regenerate
649 * doc/install.texi: Update.
651 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
654 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
656 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
658 * gcc.c (do_spec_1): Accept numeric characters in file name
661 2005-10-10 Nick Clifton <nickc@redhat.com>
663 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
664 describing the deleted arm_gen_rotated_half_load function.
666 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
668 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
671 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
673 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
675 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
676 (EXTRA_MULTILIB_PARTS): Define.
677 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
678 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
679 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
680 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
681 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
682 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
684 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
686 PR tree-optimization/24226
687 * tree-cfg.c (remove_bb): Clean up unreachable loops.
688 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
689 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
692 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
694 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
696 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
699 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
700 Rewrite for no need for the early clobber.
702 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
704 Merge from csl-arm-branch:
705 2005-09-07 Paul Brook <paul@codesourcery.com>
706 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
709 2005-04-30 Paul Brook <paul@codesourcery.com>
710 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
711 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
713 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
714 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
715 (arm_override_options): Use TARGET_AAPCS_BASED.
716 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
717 (PTRDIFF_TYPE): Use int for AAPCS.
718 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
719 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
720 (DEFAULT_SHORT_ENUMS): Delete.
721 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
723 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
724 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
725 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
726 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
728 2004-12-03 Mark Mitchell <mark@codesourcery.com>
729 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
731 2004-11-22 Mark Mitchell <mark@codesourcery.com>
732 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
734 2004-11-19 Mark Mitchell <mark@codesourcery.com>
735 * config.gcc (arm*-*-linux-gnueabi): Add it.
736 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
738 (TARGET_OS_CPP_BUILTINS): Likeiwse.
739 * config/arm/linux-eabi.h: New file.
740 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
741 (LINUX_TARET_LINK_SPEC): Likewise.
743 * config/arm/t-linux-eabi: New file.
745 2005-10-08 Steven Bosscher <stevenb@suse.de>
748 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
750 (PARAM_SMS_DFA_HISTORY): Likewise.
752 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
755 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
756 (load_register_parameters): Call it.
757 (check_sibcall_argument_overlap_1): Likewise.
758 (store_one_arg): Likewise.
760 2005-10-07 James E. Wilson <wilson@specifix.com>
762 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
763 DImode not VECINT24 for operand 2.
766 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
770 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
771 fr_spill): Use destination_operand for operand 0.
773 2005-10-07 DJ Delorie <dj@redhat.com>
775 * varasm.c (output_constant): Limit error to expanding
778 2005-10-07 Richard Guenther <rguenther@suse.de>
781 * fold-const.c (fold_binary): Fix operand types during folding
782 of X op (A, Y). Evaluation order of the side-effects of
783 X and A are frontend-defined, so ensure we honour that even for
784 tcc_comparison class operands; eased by removing duplicate code.
786 2005-10-07 Steve Ellcey <sje@cup.hp.com>
788 * stor-layout.c (layout_type): Do not allow alignment of array
789 elements to be greater than their size.
791 2005-10-07 Steve Ellcey <sje@cup.hp.com>
793 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
795 (hppa*-*-linux*): Ditto.
796 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
797 * config/host-hpux.c: New.
798 * config/x-hpux: New.
799 * config/pa/x-hpux: Remove.
800 * config/pa/x-linux: Remove.
801 * config/pa/pa-host.c: Remove.
803 2005-10-07 Jeff Law <law@redhat.com>
805 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
806 determine whether or not to try and thread outgoing edges.
808 2005-10-07 David Edelsohn <edelsohn@gnu.org>
810 * config/rs6000/rs6000.md (eqsi_power): New.
811 (neg_eq0si): Add TARGET_POWER to final condition.
814 2005-10-06 Richard Henderson <rth@redhat.com>
816 * config/rs6000/rs6000.c: Revert last change.
818 2005-10-06 Richard Henderson <rth@redhat.com>
820 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
821 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
823 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
827 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
828 out return_label and naked_return_label.
830 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
832 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
835 2005-10-06 Richard Henderson <rth@redhat.com>
838 * tree-inline.c (declare_return_variable): Handle modify_dest not
841 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
843 Fix PR tree-optimization/22488
844 * tree-ssa-structalias.c (check_for_overlaps): New function.
845 (create_variable_info_for): Use it.
847 2005-10-06 Richard Henderson <rth@redhat.com>
850 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
851 (dwarf2out_start_source_file): Print it.
853 2005-10-06 Geoffrey Keating <geoffk@apple.com>
855 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
857 2005-10-06 Richard Henderson <rth@redhat.com>
860 * mode-switching.c (optimize_mode_switching): Clear transp bit
861 for block with incomming abnormal edges.
863 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
864 (fpscr_set_from_mem): Use them.
865 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
866 (fpscr postinc splitters): Rewrite as peephole2+split.
868 2005-10-06 David Edelsohn <edelsohn@gnu.org>
870 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
871 (eq<mode>_compare): Same.
873 2005-10-06 Richard Guenther <rguenther@suse.de>
875 PR tree-optimization/24238
876 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
878 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
880 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
881 here. Use AC_PATH_PROG for environment variables instead of
883 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
885 * configure: Regenerated.
887 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
890 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
891 then force it into a register.
892 (call_value): Likewise.
894 2005-10-06 Richard Henderson <rth@redhat.com>
897 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
898 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
899 under pass_vectorize.
901 2005-10-05 Devang Patel <dpatel@apple.com>
904 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
905 handling constants. Check NAMESPACE_DECL context for constants.
907 2005-10-05 Eric Christopher <echristo@apple.com>
909 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
911 2005-10-05 Richard Henderson <rth@redhat.com>
914 * tree-cfg.c (mark_array_ref_addressable_1): New.
915 (mark_array_ref_addressable): New.
916 * tree-flow.h (mark_array_ref_addressable): Declare.
917 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
919 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
923 * reload.c (subst_reloads): When adding a REG_LABEL to a
924 jump instruction, also update JUMP_LABEL.
926 2005-10-05 David Edelsohn <edelsohn@gnu.org>
928 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
929 * bb-reorder.c (copy_bb_p): Use it.
930 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
932 2005-10-05 Richard Henderson <rth@redhat.com>
935 * toplev.c (process_options): Warn about unsupported combinations
936 of unwind tables and omit-frame-pointer.
937 * config/i386/i386.c (override_options): Similarly. Enable
938 accumulate-outgoing-args if not explicitly disabled.
940 2005-10-05 Steve Ellcey <sje@cup.hp.com>
942 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
943 Handle big endian vs. small endian.
944 (vec_initv2sf): Handle big endian vs. small endian.
945 (*vec_extractv2sf_1): Ditto.
947 2005-10-05 Dale Johannesen <dalej@apple.com>
949 * convert.c (convert_to_real): Don't convert
950 (float)floor(double d) to floorf((float)d).
952 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
954 * config/arm/arm.md (insv): Use gen_int_mode in more places.
956 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
958 PR tree-optimization/18587
959 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
960 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
961 build_vuses): Change to VEC type.
962 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
963 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
964 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
965 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
966 (get_name_decl): New. Return DECL_UID of base variable.
967 (operand_build_cmp): New. qsort comparison routine.
968 (operand_build_sort_virtual): New. Sort virtual build vector.
969 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
970 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
971 (FINALIZE_BASE): Use get_name_decl.
972 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
973 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
974 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
975 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
976 direct VEC_* manipulations.
977 (build_ssa_operands): Call operand_build_sort_virtual.
978 (copy_virtual_operand, create_ssa_artficial_load_stmt,
979 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
980 with direct VEC_* manipulations.
981 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
982 with direct VEC manipulations.
984 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
986 PR tree-optimization/21419
987 PR tree-optimization/24146
988 PR tree-optimization/24151
990 * c-typeck.c (readonly_error): Handle USE being lv_asm.
991 (build_asm_expr): Call it if outputs are read-only.
992 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
994 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
995 Paolo Bonzini <bonzini@gnu.org>
999 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1000 enable the instructions and not just the built-ins.
1001 * doc/invoke.texi (x86 Options): Likewise.
1003 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1005 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1007 * doc/invoke.texi (Option Summary): Correct spelling
1008 of -mmacosx-version-min.
1010 2005-10-04 Devang Patel <dpatel@apple.com>
1012 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1015 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1017 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1018 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1020 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1022 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1023 ("TE","tg"): New mode attributes.
1024 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1025 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1026 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1027 dword_mode and one for GPRmode.
1029 2005-10-04 Ian Lance Taylor <ian@airs.com>
1031 PR preprocessor/13726
1032 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1033 any comments passed in.
1035 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1037 * tree.c (annotate_with_file_line): Fix typo.
1039 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1042 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1043 type used to access data in the inlined length == 1 case, use
1044 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1045 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1047 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1049 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1050 TARGET_SSE3 and only for TARGET_80387.
1051 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1052 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1053 Do not depend on TARGET_80387.
1055 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1057 * tree.c (last_annotated_node): Change type to location_t*.
1058 (annotate_with_file_line): Reflect the change of
1059 last_annotated_node type.
1061 2005-10-04 Richard Guenther <rguenther@suse.de>
1064 * c-decl.c (grokdeclarator): Don't write to fields
1067 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1070 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1072 * varasm.c (make_decl_rtl): If a register variable does not
1073 have a set user assmbler name, error out.
1074 Decode the asmspec is now name+1 bypassing '*'.
1076 2005-10-04 Steven Bosscher <stevenb@suse.de>
1078 PR tree-optimization/23049
1079 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1080 of a COND_EXPR is folded before calling fold on the whole rhs of a
1081 conditional assignment.
1082 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1083 document that a COND_EXPR may appear there.
1085 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1088 * tree-vrp.c (extract_range_from_assert): If the new numeric
1089 range created out of the assertion contradicts the existing
1090 numeric range of the ASSERT_EXPR variable, make the new range
1093 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1095 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1096 from T_REGS to FP register class.
1098 2005-10-03 Richard Henderson <rth@redhat.com>
1101 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1102 before creating a new one.
1104 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1106 * config/rs6000/t-aix43 (LDFLAGS): New.
1107 * config/rs6000/t-aix52 (LDFLAGS): New.
1109 2005-10-03 Ian Lance Taylor <ian@airs.com>
1111 * gimplify.c (find_single_pointer_decl_1): New static function.
1112 (find_single_pointer_decl): New static function.
1113 (internal_get_tmp_var): For a formal variable, set restrict base
1114 information if appropriate.
1115 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1117 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1118 (DECL_GET_RESTRICT_BASE): Define.
1119 (SET_DECL_RESTRICT_BASE): Define.
1120 (decl_restrict_base_lookup): Declare.
1121 (decl_restrict_base_insert): Declare.
1122 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1123 * tree.c (restrict_base_for_decl): New static variable.
1124 (init_ttree): Initialize restrict_base_for_decl.
1125 (copy_node_stat): Copy restrict base information.
1126 (decl_restrict_base_lookup): New function.
1127 (decl_restrict_base_insert): New function.
1128 (print_restrict_base_statistics): New static function.
1129 (dump_tree_statistics): Call print_restrict_base_statistics.
1131 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1134 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1135 case of anti-ranges.
1137 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1140 * c-typeck.c (tagged_tu_seen): Rename to ...
1141 (tagged_tu_seen_cache): this and add val field.
1142 (comptypes): Move functional to comptypes_internal
1143 and free tagged_tu_seen.
1144 (comptypes_internal): New function and call comptypes_internal
1145 instead of comptypes. Speed up by sibcalling
1146 tagged_types_tu_compatible_p.
1147 (alloc_tagged_tu_seen): New function
1148 (free_all_tagged_tu_seen_up_to): New function.
1149 (tagged_types_tu_compatible_p): Return the val of the seen two
1151 Add that the two types are the same to tagged_tu_seen_base
1152 if they are and call comptypes_internal instead of comptypes.
1153 <case UNION_TYPE>: Speed up common type where the fields are
1155 (function_types_compatible_p): Call comptypes_internal instead of
1157 (type_lists_compatible_p): Likewise.
1158 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1160 2005-10-02 Matthias Klose <doko@debian.org>
1162 * doc/invoke.texi: Fix typo and speling error.
1164 2005-10-01 Richard Henderson <rth@redhat.com>
1166 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1168 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1170 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1171 using --start-group and --end-group.
1173 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1175 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1176 FIXME note regarding quirky semantics.
1178 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1181 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1182 non-null range as a last resort.
1184 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1185 Diego Novillo <dnovillo@redhat.com>
1188 * tree-vrp.c (extract_range_from_assert): For !=
1189 assertions, only build an anti-range if LIMIT is a
1190 single-valued range.
1192 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1194 * arm.md (movqi): On thumb when optimizing, handle loading from
1195 memory by describing this as taking a subreg of a zero-extended load
1196 into an SImode register.
1199 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1201 * reload1.c (merge_assigned_reloads): Do not change any
1202 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1204 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1206 * Makefile.in (LIPO_FOR_TARGET): Define.
1207 (STRIP_FOR_TARGET): Define.
1209 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1210 before creating new ones. Do symlinks before creating the actual
1213 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1214 to work out which multilibs are actually being built.
1216 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1218 * tree-vect-transform.c, config/ms1/ms1.md,
1219 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1220 Follow spelling conventions.
1221 * doc/invoke.texi, doc/md.texi: Fix typos.
1223 2005-09-30 Andrew Macleod <amacleod@redat.com>
1225 PR tree-optimization/21430
1226 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1227 use operands, and set stmt pointer if need be.
1228 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1229 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1232 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1235 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1237 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1239 * optabs.c (expand_binop): Initialize first_pass_p.
1241 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1244 * c-decl.c (c_write_global_declarations_1): If any
1245 wrapup_global_declaration_2 call returned true, restart the loop.
1247 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1249 Fix PR tree-optimization/24117
1250 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1251 before considering whether to use anyoffset.
1253 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1257 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1259 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1261 (swap_commutative_operands_with_target): New.
1263 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1266 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1269 2005-09-29 Steven Bosscher <stevenb@suse.de>
1271 PR tree-optimization/23911
1272 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1273 and IMAGPART_EXPR too.
1275 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1278 * expmed.c (expand_shift): Move logic to reverse rotation
1279 direction when rotating by constants ...
1280 * optabs.c (expand_binop): ... here.
1281 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1282 (ix86_rotrdi3): New pattern.
1283 (rotldi3): Handle 32-bit mode.
1284 (ix86_rotldi3): New pattern.
1286 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1289 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1290 check for numbers that need no bit twiddle.
1292 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1294 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1295 multilib to be built.
1297 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1298 (stage1-start): Delete old libgcc and libunwind before moving
1299 anything into the stage directory.
1300 (stage2-start): Likewise.
1301 (stage3-start): Likewise.
1302 (stage4-start): Likewise.
1303 (stageprofile-start): Likewise.
1304 (stagefeedback-start): Likewise.
1305 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1306 header in tm_file and CPU-specific t-darwin in tmake_file.
1307 (i[34567]86-*-darwin*): Don't change tm_file.
1308 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1309 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1310 shared library stub for target OS version.
1311 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1312 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1313 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1314 (libgcc_s.%.dylib): New.
1316 (install-darwin-libgcc-stubs): New.
1317 (INSTALL_LIBGCC): New append.
1318 * config/i386/darwin-libgcc.10.4.ver: New.
1319 * config/i386/darwin-libgcc.10.5.ver: New.
1320 * config/i386/t-darwin: New.
1321 * config/rs6000/darwin-libgcc.10.4.ver: New.
1322 * config/rs6000/darwin-libgcc.10.5.ver: New.
1323 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1324 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1326 2005-09-28 Paul Brook <paul@codesourcery.com>
1328 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1331 2005-09-28 Richard Guenther <rguenther@suse.de>
1333 PR tree-optimization/23853
1334 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1335 host_integerp to verify misalignment value.
1337 2005-09-28 Richard Henderson <rth@redhat.com>
1339 * builtins.c (get_builtin_sync_mode): New.
1340 (expand_builtin_sync_operation): Pass in mode argument.
1341 (expand_builtin_compare_and_swap): Likewise.
1342 (expand_builtin_lock_test_and_set): Likewise.
1343 (expand_builtin_lock_release): Likewise.
1344 (expand_builtin): Update to match.
1346 2005-09-28 Nick Clifton <nickc@redhat.com>
1348 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1349 formatting. Add check to PLUS case to ensure that the offset is
1350 within an acceptable range.
1352 * config/v850/v850.md (casesi): Disable the generation of the
1353 switch pattern as it is not being handled properly at the moment.
1355 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1356 for when the high words are identical.
1358 2005-09-27 Richard Henderson <rth@redhat.com>
1360 * pretty-print.c (pp_base_format): Fix typo for %>.
1362 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1363 Devang Patel <dpatel@apple.com>
1365 PR tree-optimization/23625
1366 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1367 LABEL_EXPR, assertion check.
1369 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1371 * optabs.c (no_conflict_move_test): Check if a result of a
1372 to-be-moved insn would be clobbered by an originally
1375 2005-09-27 Jeff Law <law@redhat.com>
1377 * passes.c (init_optimization_passes): Replace copy propagation
1378 passes immediately after DOM with phi-only copy propagation
1379 pases. Add phi-only copy propagation pass after first DOM pass.
1380 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1381 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1382 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1383 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1384 to init_copy_prop. Callers updated.
1385 (do_phi_only_copy_prop): New function.
1386 (pass_phi_only_copy_prop): New pass descriptor.
1388 2005-09-27 Nick Clifton <nickc@redhat.com>
1390 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1392 2005-09-26 Jason Merrill <jason@redhat.com>
1395 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1397 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1399 2005-09-26 James E Wilson <wilson@specifix.com>
1401 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1402 copyright. Add gcc copyright plus libgcc exception.
1403 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1405 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1407 2005-09-26 Jeff Law <law@redhat.com>
1409 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1410 about when to iterate.
1412 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1415 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1416 for __complex__ double in -mcpu=G5 mode.
1418 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1420 PR tree-optimization/23942
1421 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1422 * tree-scalar-evolution.c: Include params.h.
1424 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1425 follow_ssa_edge_in_condition_phi_branch,
1426 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1427 Change return type to t_bool. Use a parameter to limit the size of
1428 trees that are walked before stopping
1429 (analyze_evolution_in_loop): Initialize the limit to 0.
1430 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1431 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1433 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1436 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1437 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1439 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1441 * combine.c (make_extraction): Check for valid use of subreg.
1443 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1446 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1447 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1448 ("fist<mode>2_with_temp"): Use only register operands.
1450 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1452 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1453 CALL_INSN_FUNCTION_USAGE.
1455 2005-09-26 Richard Guenther <rguenther@suse.de>
1458 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1459 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1460 (ldst_entry): Use the hashtable instead of list-walking.
1461 (find_rtx_in_ldst): Likewise.
1462 (free_ldst_entry): Free the hashtable.
1463 (compute_ld_motion_mems): Create the hashtable.
1464 (trim_ld_motion_mems): Remove entry from hashtable if
1465 removing it from list.
1466 (compute_store_table): Likewise^2.
1467 (store_motion): Free hashtable in case we did not see
1470 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1472 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1473 and arg1 if we are passing them to fold_build2.
1475 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1478 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1481 2005-09-25 Richard Henderson <rth@redhat.com>
1483 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1484 SYMBOL_REF_TLS_MODEL to be correct.
1486 2005-09-24 Richard Henderson <rth@redhat.com>
1488 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1489 end of function. Reindent.
1491 2005-09-24 Ian Lance Taylor <ian@airs.com>
1493 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1494 NEGATE_EXPR/BIT_NOT_EXPR case.
1496 2005-09-24 Richard Henderson <rth@redhat.com>
1498 * c-common.c (handle_mode_attribute): When not modifying in place,
1499 create subtypes for enumerations.
1500 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1501 * gimplify.c (create_tmp_from_val): Likewise.
1503 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1505 * config/i386/i386.md (*tls_global_dynamic_64,
1506 *tls_local_dynamic_base_64): Add missing mode to call.
1507 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1509 2005-09-24 Jan Hubicka <jh@suse.cz>
1511 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1512 (cgraph_clone_node): Likewise.
1513 * cgraph.h (cgraph_clone_edge): Update prototype.
1514 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1515 duplicated prototypes; add updating argument.
1516 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1517 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1519 (cgraph_mark_inline_edge): Likewise.
1520 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1521 (cgraph_flatten_node): Likewise.
1522 (cgraph_decide_recursive_inlining): Likewise.
1523 (cgraph_decide_inlining_of_small_function): Likewise.
1524 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1526 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1527 Pete Steinmetz <steinmtz@us.ibm.com>
1529 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1530 (rldic.): Set type to "compare".
1532 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1533 mfjmpr for MFCTR/MFLR.
1534 (movdf_hardfloat64): Same.
1535 (movdf_softfloat64): Same. Correct order of store and move types.
1536 (movti_string): Set type to store_ux/load_ux.
1537 (load_multiple): Set type to load_ux.
1538 (store_multiple): Set type to store_ux.
1539 (movmemsi): Set type to store_ux.
1540 (output_cbranch direct_return): Set type to jmpreg.
1541 (stmw): Set type to store_ux.
1542 (lmw): Set type to load_ux.
1543 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1544 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1545 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1546 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1547 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1548 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1549 (rios1-fpstore): Increase latency to 3.
1550 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1551 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1553 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1554 Andrew Pinski <pinskia@physics.uc.edu>
1556 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1557 operand2 constraint to "b".
1558 (sync_<fetchop_name>di_internal): Same.
1559 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1561 (sync_old_<fetchop_name>di_internal): Same.
1562 (sync_new_<fetchop_name>si_internal): Same.
1563 (sync_new_<fetchop_name>di_internal): Same.
1565 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1568 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1569 case, define as macros.
1571 PR rtl-optimization/23837
1572 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1573 clobber / clobber match between dest and p->first.
1575 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1576 (no_conflict_move_test): Update comments.
1578 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1580 * doc/install.texi: Update URL for Jacks.
1581 * doc/sourcebuild.texi: Likewise.
1583 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1586 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1587 registers when choosing register preferences.
1588 (movdf_hardfloat64): Same.
1590 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1592 * expmed.c (expand_shift): Don't use the target of the rotate as
1593 target for the first expanded shift insn.
1594 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1596 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1598 PR tree-optimization/22438
1599 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1600 preserved iv rhs rewriting specially.
1602 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1604 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1605 estimate_only is true.
1606 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1607 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1608 tree-ssa-structalias.c
1609 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1610 ref_contains_indirect_ref.
1611 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1613 2005-09-21 DJ Delorie <dj@redhat.com>
1615 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1617 (mn10300_return_in_memory): Support variable size types also.
1618 (mn10300_pass_by_reference): Likewise.
1619 (mn10300_function_value): New.
1620 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1621 (FUNCTION_OUTGOING_VALUE): Likewise.
1622 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1623 * doc/invoke.texi: Document it.
1625 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1628 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1629 force integer op1 into register for XFmode compares.
1631 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1634 * expmed.c (alg_code): Add alg_impossible.
1635 (alg_hash_entry): Add cost.
1636 (synth_mult): Record alg_impossible in the hash table if
1637 multiplication by a given integer is impossble within the
1638 limit. Speed up using alg_impossible.
1640 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1642 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1643 argument. Allow and set any offset if needs_anyoffset is passed
1645 (get_constraint_for): Add argument here too.
1647 (do_structure_copy): Pass NULL to get_constraint_for.
1648 (handle_ptr_arith): Ditto.
1649 (find_func_aliases): Ditto.
1651 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1653 PR rtl-optimization/23898
1654 * output.h (get_attr_min_length): Declare.
1655 * final.c (get_attr_length_1): New function, broken out of:
1657 (get_attr_min_length): New function.
1658 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1659 (duplicate_computed_gotos): Likewise.
1660 * genattr.c (insn_min_length): Generate declaration.
1661 * genattrtab.c (min_fn, min_attr_value): New functions.
1662 (make_length_attrs): Generate insn_min_length.
1664 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1666 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1668 2005-09-20 Richard Henderson <rth@redhat.com>
1670 PR tree-optimization/24059
1671 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1674 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1676 * c.opt (fextended-identifiers): New.
1677 * c-opts.c (c_common_handle_option): Handle
1678 -fextended-identifiers.
1679 * doc/cpp.texi: Update documentation of extended identifiers.
1680 * doc/cppopts.texi (-fextended-identifiers): Document.
1682 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1684 PR tree-optimization/23929
1685 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1688 PR tree-optimization/23818
1689 * tree-stdarg.c (execute_optimize_stdarg): Call
1690 calculate_dominance_info.
1692 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1694 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1695 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1696 (compute_overlap_steps_for_affine_1_2): Use
1697 get_number_of_iters_for_loop.
1698 (analyze_subscript_affine_affine): Check whether difference is
1700 Use get_number_of_iters_for_loop.
1701 Check whether overlap occurs outside of bounds.
1702 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1704 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1706 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1707 base register if possible.
1709 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1711 PR tree-optimization/18463
1712 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1713 converting it directly is not possible.
1714 (chrec_convert_aggressive): New function.
1715 * tree-chrec.h (chrec_convert_aggressive): Declare.
1716 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1717 Fold chrec conversions aggressively if asked to.
1718 (instantiate_parameters): Modified because of changes in
1719 instantiate_parameters_1.
1721 2005-09-19 Richard Henderson <rth@redhat.com>
1723 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1724 (reduc_splus_v2df): New.
1726 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1728 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1729 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1731 2005-09-19 Richard Henderson <rth@redhat.com>
1733 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1736 2005-09-19 Richard Henderson <rth@redhat.com>
1738 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1739 (ia64_expand_dot_prod_v8qi): New.
1740 * config/ia64/ia64-protos.h: Update.
1741 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1742 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1743 sdot_prodv8qi, sdot_prodv4hi): New.
1744 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1746 2005-09-19 Richard Henderson <rth@redhat.com>
1749 * real.c (exact_real_truncate): Return false if the format cannot
1750 represent the number as a normal.
1752 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1753 for a memory source.
1755 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1757 * tree-ssa-operands.c (swap_tree_operands): Export.
1758 * tree.h (swap_tree_operands): Declare.
1759 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1760 Call swap_tree_operands.
1762 2005-09-19 Richard Henderson <rth@redhat.com>
1764 * tree-flow.h (merge_alias_info): Declare.
1765 * tree-ssa-copy.c (merge_alias_info): Export.
1766 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1767 (vect_create_data_ref_ptr): Use create_iv directly.
1768 (vectorizable_load): Use correct types for integer constants.
1769 (vect_generate_tmps_on_preheader): Likewise.
1770 (vect_gen_niters_for_prolog_loop): Likewise.
1772 2005-09-19 Steven Bosscher <stevenb@suse.de>
1774 PR rtl-optimization/23943
1775 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1777 2005-09-18 Jan Hubicka <jh@suse.cz>
1779 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1781 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1783 * varasm.c (output_constant): Do not abort on conversions to union
1784 types between different sizes.
1786 2005-09-18 Richard Guenther <rguenther@suse.de>
1789 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1792 2005-09-18 Paul Brook <paul@codesourcery.com>
1794 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1796 2005-09-17 Richard Henderson <rth@redhat.com>
1798 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1799 * tree-ssa-loop.c (pass_vect_dce): Remove.
1800 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1803 2005-09-17 Richard Henderson <rth@redhat.com>
1805 * tree-pass.h (pass_vect_dce): Declare.
1806 * passes.c (init_optimization_passes): Add it.
1807 * tree-flow.h (tree_ssa_dce): Declare.
1808 * tree-ssa-dce.c (tree_ssa_dce): Export.
1809 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1810 (gate_tree_vectorize): ... here.
1811 (pass_vect_dce): New.
1813 2005-09-17 Jan Hubicka <jh@suse.cz>
1815 * except.c (struct eh_status): Turn region_array into vec.
1816 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1817 convert_from_eh_region_ranges, find_exception_handler_labels,
1818 current_function_has_exception_handlers, assign_filter_values,
1819 build_post_landing_pads, dw2_build_landing_pads,
1820 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1821 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1822 foreach_reachable_handler, can_throw_internal_1,
1823 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1825 (duplicate_eh_region_1): Update region_array.
1826 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1828 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1831 * expmed.c (expand_mult): Substitute simple register for op0 when
1834 2005-09-17 Richard Henderson <rth@redhat.com>
1836 * expr.c (emit_move_via_integer): Add force argument, pass it on
1837 to emit_move_change_mode. Update callers.
1838 (emit_move_complex): Pass true to new force argument.
1839 * function.c (expand_function_end): Move expand_eh_return call
1840 earlier. Merge sub-word complex values into a pseudo before
1841 copying to the return hard register.
1843 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1845 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1846 between different sizes.
1848 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1852 * passes.c (init_optimization_passes): Register dump files for
1855 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1857 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1858 * config/s390/s390.c (s390_overlap_p): New function.
1859 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1860 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1863 2005-09-16 Richard Guenther <rguenther@suse.de>
1865 * ipa-pure-const.c (static_execute): Free auxiliar information.
1866 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1867 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1869 2005-09-15 DJ Delorie <dj@redhat.com>
1871 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1873 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1875 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1877 (swap_commutative_operands_with_target): New.
1879 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1881 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1884 (estimate_iters_using_array): New function.
1885 * tree-data-ref.h (estimate_iters_using_array): Prototype
1886 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1887 Use estimate_iters_using_array instead of analyze_array.
1889 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1891 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1894 2005-09-15 Michael Matz <matz@suse.de>
1896 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1898 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1900 PR tree-optimization/23835
1901 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1902 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1904 2005-09-14 Richard Henderson <rth@redhat.com>
1906 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1907 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1909 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1911 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1912 in the ARRAY_TYPE case.
1914 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1916 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1918 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1921 * tree-vect-transform.c (vectorizable_operation): Return false for
1922 scalar shift operations and for vector shift operations with
1923 non-invariant shift arguments. Use scalar tree operand op1 as
1924 a shift operand when vector shift insn pattern uses scalar shift
1926 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1928 2005-09-14 Olivier Hainque <hainque@adacore.com>
1930 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1931 value if it has side-effects.
1933 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1936 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1938 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1940 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1941 passed as NAME as if it were label at start of function code.
1943 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1945 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1948 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1950 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1951 as early clobber. Rewrite so the PIC register is not implicitly used.
1953 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1955 * tree.c (annotate_with_file_line): Compare line numbers before
1958 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1961 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1962 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1964 2005-09-13 Ian Lance Taylor <ian@airs.com>
1966 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1967 than a HOST_WIDEST_INT to gen_doloop_begin.
1969 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1971 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1973 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1975 PR tree-optimize/23817
1976 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1978 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1981 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1982 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1983 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1984 (restore_stack_nonlocal): Likewise.
1985 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1987 2005-09-12 Ian Lance Taylor <ian@airs.com>
1990 * c.opt (ffriend-injection): New C++ option.
1991 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1992 (C++ Dialect Options): Document -ffriend-injection.
1994 2005-09-12 Josh Conner <jconner@apple.com>
1997 * ipa-reference.c (static_execute): Don't mark variables in
1998 named sections TREE_READONLY.
2000 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2002 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2005 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2007 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2008 V_MUST_DEF instead of just the first_use_p.
2009 Don't mark the virtual variables for renaming on the statement which
2011 (pass_dse): Remove TODO_update_ssa.
2013 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2016 * stor-layout.c (compute_record_mode): For records with a single
2017 field, actually check the field's mode size against the type size.
2019 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2020 registers for TARGET_SHMEDIA.
2021 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2022 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2023 of GENERAL_REGS and FP_REGS.
2025 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2027 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2029 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2031 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2032 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2033 are omitted. Exclude stack_tie insn too.
2035 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2037 PR rtl-optimization/23098
2038 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2040 * config/rs6000/rs6000.md (movdf splitter): Use
2041 const_double_operand predicate for TARGET_POWERPC64.
2042 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2043 SYMBOL_REF method to ABI_V4.
2045 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2046 replace_equiv_address.
2047 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2048 rs6000_sr_alias_set and MEM_NOTRAP.
2049 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2051 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2053 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2054 handle CALL_EXPR again.
2056 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2058 * arm/predicates.md (alignable_memory_operand): Delete.
2060 2005-09-10 Richard Henderson <rth@redhat.com>
2063 * dbxout.c (dbxout_expand_expr): New.
2064 (dbxout_symbol): Use it.
2066 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2068 * arm.c (arm_gen_rotated_half_load): Delete.
2069 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2070 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2071 (thumb_set_return_address): Likewise.
2072 (thumb_load_double_from_address): Use adjust_address.
2073 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2074 (extendhsisi2_mem, movhi_bytes): Use change_address.
2075 (movhi): Use widen_memory_access.
2076 (reload_out_df): Use replace_equiv_address.
2077 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2079 2005-09-09 Richard Henderson <rth@redhat.com>
2082 * dbxout.c: Include expr.h.
2083 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2084 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2085 * Makefile.in (dbxout.o): Add EXPR_H.
2087 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2089 PR tree-optimization/23509
2090 * tree-cfg.c (replace_uses_by): Use replace_exp.
2091 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2092 pointers have name_mem_tag or type_mem_tag set.
2094 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2096 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2097 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2098 of wrongly accessing operands.
2100 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2102 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2103 * tree-chrec.c: Include tree-scalar-evolution.h.
2104 (chrec_convert): Instantiate the base and step before calling
2105 scev_probably_wraps_p that would fail on parametric evolutions.
2106 Collect all the fails into a single section failed_to_convert,
2107 print a diagnostic, and return chrec_dont_know instead of calling
2109 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2110 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2112 (scev_const_prop): Don't replace the definition of a loop closed ssa
2113 phi node by itself, or by another loop closed ssa phi node.
2114 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2115 that base and step are defined.
2117 2005-09-09 Richard Guenther <rguenther@suse.de>
2120 * fold-const.c (fold_ternary): Check truth_value_p before
2121 calling invert_truthvalue.
2123 2005-09-09 Nick Clifton <nickc@redhat.com>
2125 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2126 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2127 dimension of these arrays.
2128 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2130 * longlong.h: Only provide a prototype for the __clz_tab[] array
2131 if this header has not been included from libgcc2.h.
2132 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2134 Provide prototypes for exported functions.
2135 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2138 2005-09-08 Josh Conner <jconner@apple.com>
2142 * expr.c (expand_expr_addr_expr_1): Don't invoke
2143 expand_simple_binop for EXPAND_INITIALIZER.
2145 2005-09-08 Richard Henderson <rth@redhat.com>
2148 * toplev.c (wrapup_global_declaration_1): Split out ...
2149 (wrapup_global_declaration_2): ... from ...
2150 (wrapup_global_declarations): ... here. Return bool.
2151 (check_global_declaration_1): Split out ...
2152 (check_global_declarations): from here.
2153 (emit_debug_global_declarations): New.
2154 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2155 check_global_declaration_1, emit_debug_global_declarations): Declare.
2156 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2157 of decls. Call wrapup_global_declaration_1,
2158 wrapup_global_declaration_2, check_global_declaration_1 directly.
2159 (c_write_global_declarations_2): New.
2161 (c_write_global_declarations): Call c_write_global_declarations_2.
2162 * langhooks.c (write_global_declarations): Call
2163 emit_debug_global_declarations.
2165 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2166 remove decls that have DECL_RTL_SET_P.
2167 * passes.c (rest_of_decl_compilation): Invoke
2168 cgraph_varpool_finalize_decl for all but functions.
2170 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2172 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2173 the result of a conversion if the new min and max cannot be compared.
2175 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2177 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2178 (override_options): Setting s390_sr_alias_set removed.
2179 (save_fpr, save_gprs): Set alias set to vararg or frame.
2180 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2181 s390_sr_alias_set with get_frame_alias_set ().
2182 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2183 get_varargs_alias_set ().
2185 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2189 * c-parser.c (c_parser_objc_method_definition): If the next
2190 token is not "{", error out and don't start the function.
2192 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2194 * tree-vrp.c (extract_range_from_expr): Move the check for non
2195 nullness after the check for gimple invariant.
2197 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2199 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2201 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2204 * config/m32r.md (movmemsi_internal): Canonicalize order of
2205 operands in PLUS component of template.
2207 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2209 * reload1.c (fixup_eh_region_note): Remove assertion.
2210 (fixup_abnormal_edges): Reverted removal of call to
2211 find_many_sub_basic_blocks made on 2005-08-31.
2213 2005-09-07 Richard Henderson <rth@redhat.com>
2215 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2216 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2217 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2218 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2219 rearrange for better packing.
2220 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2221 (lookup_cfa_1): Remove inline marker.
2222 (cfa_equal_p): Split out of ...
2223 (def_cfa_1): ... here. Use INVALID_REGNUM.
2224 (build_cfa_loc): Handle !cfa->indirect.
2225 (frame_pointer_cfa_offset): New.
2226 (dbx_reg_number): Assert register elimination performed; do
2227 leaf register remapping.
2228 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2229 (eliminate_reg_to_offset): New.
2230 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2231 for verifiably local stack frame addresses; re-base to CFA.
2232 (mem_loc_descriptor): Remove can_use_fbreg argument.
2233 (concat_loc_descriptor, loc_descriptor): Likewise.
2234 (containing_function_has_frame_base): Remove.
2235 (rtl_for_decl_location): Don't do register elimination or
2236 leaf register remapping here.
2237 (secname_for_decl): Split out from ..
2238 (add_location_or_const_value_attribute): ... here.
2239 (convert_cfa_to_loc_list): New.
2240 (compute_frame_pointer_to_cfa_displacement): New.
2241 (gen_subprogram_die): Use them.
2242 * tree.h (frame_base_decl): Remove.
2243 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2244 (prologue_stack_adjust): Remove.
2245 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2246 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2247 (set_frame_base_location): Remove.
2248 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2249 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2250 (vt_add_function_parameters): Don't eliminate_regs.
2251 (vt_initialize): Don't create frame_base_decl.
2253 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2255 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2256 version of GNU binutils for 4.x and later.
2258 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2260 * ggc-page.c (ggc_push_context): Remove.
2261 (ggc_pop_context): Likewise.
2262 * ggc.h (ggc_push_context): Remove.
2263 (ggc_pop_context): Likewise.
2265 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2268 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2269 returning from an interrupt handler.
2271 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2274 * config/arc/arc.c (output_shift): Add check for loop count when
2277 2005-09-06 Steven Bosscher <stevenb@suse.de>
2279 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2281 (abs_replacement): Likewise.
2282 (pass_phiopt): Remove TODO_update_ssa.
2284 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2287 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2288 if "return with no value, in function returning non-void" warning
2290 * tree-cfg.c (execute_warn_function_return): Don't look at
2291 RETURN_EXPRs with TREE_NO_WARNING set.
2294 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2295 for internal functions doesn't use registers used by global registers
2296 variables. Use fewer register parameters if there are global register
2299 2005-09-06 Olivier Hainque <hainque@adacore.com>
2300 Eric Botcazou <ebotcazou@adacore.com>
2303 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2304 when we would be extracting outside its bit span (bitpos+bitsize
2305 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2306 Ada unchecked conversions.
2308 2005-09-06 Steven Bosscher <stevenb@suse.de>
2310 * tree-ssa-pre.c (try_look_through_load): New function.
2311 (compute_avail): Use it to try to look through loads for some
2312 more useful expressions.
2314 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2316 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2317 condition for detecting cases like (a&a) and (a^a).
2319 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2321 * common.opt: Add option ftree-vect-loop-version.
2322 * params.def: Add --param vect-max-version-checks.
2323 * doc/invoke.texi: Document ftree-vect-loop-version and
2324 --param vect-max-version-checks.
2325 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2326 may_misalign_stmts and defines for accessors.
2327 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2328 LOOP_VINFO_MAY_MISALIGN_STMTS.
2329 (destroy_loop_vec_info): VEC_free for
2330 LOOP_VINFO_MAY_MISALIGN_STMTS.
2331 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2332 Update documentation.
2333 (vect_update_misalignment_for_peel): New.
2334 (vect_enhance_data_refs_alignment): Update to choose loop
2335 peeling or loop versioning if appropriate for the (potentially)
2336 unaligned data references in the loop.
2337 (vect_analyze_data_refs_alignment): Remove call to
2338 vect_enhance_data_refs_alignment so the checks can be done
2340 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2341 and move up call to vect_analyze_data_refs_alignment.
2342 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2343 (vect_transform_loop): Add call to loop_version.
2345 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2347 PR rtl-optimization/23098
2348 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2349 * simplify-rtx.c (constant_pool_reference_p): New function.
2350 * rtl.h (constant_pool_reference_p): New prototype.
2351 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2352 constant_pool_reference_p in condition and
2353 avoid_constant_pool_reference in preparation statements.
2355 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2357 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2358 STRICT_LOW_PART SETs.
2360 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2363 * except.c (sjlj_emit_function_enter): Find the function begin
2364 note even when it's not in first basic block.
2366 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2368 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2369 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2370 * aclocal.m4: Regenerate.
2372 2005-09-05 DJ Delorie <dj@redhat.com>
2374 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2377 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2379 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2380 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2381 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2382 Follow spelling conventions.
2383 * doc/invoke.texi: Follow spelling conventions.
2385 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2387 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2388 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2389 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2391 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2394 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2395 (output_stack_adjust): Use gen_tmp_stack_mem.
2396 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2397 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2398 (sh_get_pr_initial_val): Likewise.
2399 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2400 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2401 * sh.md (divsi_inv_m0): Use gen_const_mem.
2402 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2403 (movdf_i4+1): Use gen_tmp_stack_mem.
2404 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2405 (fpu_switch+2): Likewise.
2406 (movv4sf_i, movv16sf_i): Use adjust_address.
2407 (symGOT_load): Set MEM_NOTRAP_P bit.
2409 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2412 * pa.c (emit_move_sequence): Fix typo in last change.
2414 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2416 PR rtl-optimization/23454
2417 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2420 2005-09-03 Richard Henderson <rth@redhat.com>
2421 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2424 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2427 2005-09-02 Nicolas Pitre <nico@cam.org>
2429 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2430 to bit_count to 32 bits.
2432 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2435 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2436 generating synthetic loads from volatile lvalues.
2438 005-09-02 Nick Clifton <nickc@redhat.com>
2440 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2441 __ctzhi2, __clzhi2): New functions.
2443 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2446 * tree-nested.c (struct var_map_elt): Mark with GTY.
2447 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2449 (lookup_field_for_decl): Allocate new element in GC memory.
2450 (lookup_tramp_for_decl): Likewise.
2451 (convert_nl_goto_reference): Likewise
2452 (create_nesting_tree): Allocate info in GC memory. Likewise for
2454 (free_nesting_tree): Free with ggc_free instead of free.
2455 (root): New static variable.
2456 (lower_nested_functions): Remove root as local variable. And zero out
2457 root at the end of the function.
2459 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2461 PR rtl-optimization/20365
2462 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2463 to short. New member ix.
2464 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2465 (simplify_plus_minus): Initialize ix members before calling qsort.
2467 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2469 PR tree-optimization/23626
2470 * tree-cfg.c (replace_uses_by): Clean up eh info.
2472 2005-09-01 DJ Delorie <dj@redhat.com>
2474 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2477 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2479 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2480 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2483 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2485 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2486 do not issue warning for a variable definition following
2489 2005-09-01 Richard Henderson <rth@redhat.com>
2492 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2493 conversion to CONST_VECTOR.
2495 2005-09-01 Richard Henderson <rth@redhat.com>
2498 * reload1.c (reload_as_needed): Check !CALL_P before calling
2499 fixup_eh_region_note.
2500 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2502 2005-09-01 DJ Delorie <dj@redhat.com>
2504 * varasm.c (output_constant): Let the target resolve
2505 conversions of addresses to non-default pointer sizes.
2507 2005-09-01 Nicolas Pitre <nico@cam.org>
2509 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2510 to alow matching ARM pre-indexed addressing mode.
2511 (arm_override_options): Remove now irrelevant comment.
2513 2005-09-01 Phil Edwards <phil@codesourcery.com>
2515 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2516 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2517 * config/i386/vxworks.h: Likewise.
2518 * config/i386/t-vxworksae: New file, for VxWorks AE.
2519 * config/i386/vxworksae.h: Likewise.
2521 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2523 PR tree-optimization/23410
2524 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2525 sequence is not wrapping during the first step.
2527 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2530 * dwarf2out.c (base_type_die): Compare char_type_node with
2531 TYPE_MAIN_VARIANT (type), not type.
2533 2005-09-01 Richard Guenther <rguenther@suse.de>
2535 PR tree-optimization/15366
2536 * common.opt: Add -finline-functions-called-once.
2537 Put -fearly-inlining in alphabetically ordered place.
2538 * doc/invoke.texi: Document new option.
2539 * ipa-inline.c (cgraph_decide_inlining): Honour
2540 flag_inline_functions_called_once.
2542 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2544 PR rtl-optimization/23478
2545 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2546 (alloc_qty): Initialize it.
2547 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2548 (combine_regs): Combine also n_throwing_calls_crossed fields.
2549 (find_free_reg): Don't attempt to caller-save pseudos crossing
2550 calls that might throw.
2551 * global.c (struct allocno): Add throwing_calls_crossed field.
2552 (global_alloc): Revert 2005-08-22 change. Initialize
2553 throwing_calls_crossed.
2554 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2557 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2560 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2561 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2562 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2563 (and64_2_operand): Tweak to use predicate.
2564 (and_operand): Adjust for mask_operand changes.
2565 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2566 (print_operand): Likewise.
2567 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2568 (mask64_1or2_operand): Delete.
2569 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2570 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2571 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2572 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2573 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2574 (rotldi3_internal4): Likewise.
2575 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2576 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2577 (ashldi3_internal7): Likewise.
2578 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2579 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2580 (anddi3 split): Don't match mask64_operand.
2581 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2582 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2583 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2584 't' splitter predicate.
2585 (movdi_internal64 + 2): Revert 2005-06-11 change.
2587 2005-08-31 DJ Delorie <dj@redhat.com>
2589 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2590 (m32c_asm_integer): Add support for 32 bit pointers.
2592 2005-08-31 Richard Henderson <rth@redhat.com>
2594 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2595 component-like references for setting MEM_NOTRAP_P.
2597 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2598 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2600 2005-08-31 Richard Henderson <rth@redhat.com>
2602 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2603 into a pseudo before applying gen_lowpart.
2605 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2607 * doc/install.texi (Specific): Update cctools version required
2608 for full functionality.
2609 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2610 linkers as -macosx_version_min.
2612 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2615 * sh.c (print_operand, %R and %S): Add handling of floating point
2616 registers, memory, constants and invalid operands.
2618 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2620 * ipa-pure-const.c: Change dump name.
2622 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2625 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2626 to "reg_or_0_operand".
2627 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2629 2005-08-31 Dale Johannesen <dalej@apple.com>
2631 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2632 loops that count down.
2634 2005-08-31 Richard Henderson <rth@redhat.com>
2637 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2638 (fixup_eh_region_note): New.
2639 (reload_as_needed): Call it.
2640 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2641 don't call find_many_sub_basic_blocks; call verify_flow_info.
2642 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2643 (keep_stack_depressed): Likewise.
2644 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2646 2005-08-31 Richard Henderson <rth@redhat.com>
2648 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2651 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2653 * expr.c (expand_expr_real_1): Compare size of address
2654 mode to target's address mode size in deciding expansion of
2655 the constant address.
2657 2005-08-31 Richard Guenther <rguenther@suse.de>
2660 * expr.c (all_zeros_p): New function.
2661 (expand_expr_real_1): Handle the case of an all-zero
2662 non-addressable constructor separately.
2664 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2666 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2667 arguments, adjust all callers.
2668 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2670 2005-08-30 Richard Henderson <rth@redhat.com>
2673 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2674 whenever the mode sizes match.
2676 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2678 * calls.c (load_register_parameters): Fix comment typo.
2679 * expr.c (emit_push_insn): Comment formatting.
2681 2005-08-30 Ian Lance Taylor <ian@airs.com>
2683 * config/i386/x-cygwin (host-cygwin): Change dependency from
2684 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2686 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2688 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2691 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2694 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2695 call to ggc_collect.
2697 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2700 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2701 beginning. Remove $(INCLUDES) from all the rules, if following
2702 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2704 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2707 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2708 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2709 not constant, but maxlen is, don't set len to maxlen, rather
2710 set maxlen to len if len is a constant.
2712 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2714 PR tree-optimization/23475
2715 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2718 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2720 Fix PR middle-end/22455
2722 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2723 Checksum only the parts of the tree that exist for the tree code.
2725 2005-08-28 Dale Johannesen <dalej@apple.com>
2727 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2729 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2731 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2733 2005-08-28 Richard Henderson <rth@redhat.com>
2735 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2736 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2739 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2742 * builtins.c (get_memory_rtx): Don't strip nops
2743 in between COMPONENT_REFs.
2745 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2748 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2750 (gimplify_modify_expr): Check for zero sized types and gimplify the
2751 rhs and lhs as statements.
2753 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2756 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2757 state for return address column of signal frames.
2759 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2762 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2763 bytes >= 2 not bytes == 2.
2764 (expand_block_move): Same.
2766 2005-08-27 Richard Guenther <rguenther@suse.de>
2769 * config/i386/sse.md (sse2_movsd): Add missing closing
2772 2005-08-27 Paul Brook <paul@codesourcery.com>
2774 * genrecog.c (enum decision_type): Add DT_num_insns.
2775 (struct decision_test): Add u.num_insns.
2776 (add_to_sequence): Add DT_num_insns test.
2777 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2778 (write_cond, debug_decision_2): Ditto.
2779 (change_state): Assume peep2_next_insn never fails.
2780 Remove "afterward" argument.
2781 (write afterward, write_tree): Update to match.
2782 * recog.c (peep2_current_count): New variable.
2783 (peep2_next_insn): Check it.
2784 (peephole2_optimize): Set peep2_current_count.
2785 * recog.h (peep2_current_count): Declare.
2787 2005-08-26 Josh Conner <jconner@apple.com>
2790 * ipa-pure-const.c (check_tree): Check for volatile-ness
2791 when considering a dereference.
2793 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2795 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2797 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2799 PR rtl-optimization/23561
2800 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2801 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2802 at most LEN bytes long memory fits into the field.
2803 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2804 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2805 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2807 2005-08-26 Richard Henderson <rth@redhat.com>
2810 * loop.c (biased_biv_may_wrap_p): New.
2811 (maybe_eliminate_biv_1): Use it to suppress non-equality
2812 comparison transformations. Delete disabled code.
2814 2005-08-26 Ian Lance Taylor <ian@airs.com>
2816 * combine.c (make_extraction): Avoid reference outside object.
2818 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2820 * stor-layout.c (finalize_type_size): Restore behaviour for
2821 non-aggregate types to the status quo ante of the patch for
2822 pr 23467. Document why it matters.
2824 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2827 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2828 array by one element, initialize the BT_LAST element with NULL.
2830 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2832 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2833 optimizing for size.
2835 (compare_plus_eqsi): Same.
2836 (plus_eqsi_compare): Same.
2837 (neg_eq0<mode>): Same.
2838 (neg_eq<mode>): Same.
2840 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2843 2005-08-26 Nick Clifton <nickc@redhat.com>
2845 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2846 TARGET_EP is not defined.
2847 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2848 TARGET_EP is enabled.
2849 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2850 * config/v850/v850.md (save_all_interrupt): Only use the EP
2851 register if TARGET_EP is defined.
2852 (restore_all_interrupt): Likewise.
2853 * config/v850/lib1funcs.asm: Update functions so that the EP
2854 register is only used if __EP__ is defined.
2856 2005-08-26 David Ung <davidu@mips.com>
2858 * config/mips/mips.c (mips_expand_prologue): Handle case when
2859 generating for MIPS16 and the outgoing argument area is more than
2860 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2863 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2865 * config/crx/crx.md: Make doloop_end pattern usage controllable
2866 via mloop-nesting=<max-nesting> command line switch. Make sure
2867 the combiner cannot use doloop_end_<mode> in an illegal way.
2868 * config/crx/crx.c: Use regs up to r6 for argument passing.
2869 Refine crx_address_cost (non cst4 displacements are expensive).
2870 * config/crx/crx.opt: Add switch for mloop-nesting=.
2872 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2874 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2875 (UNSPEC_MVST): New constant.
2877 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2879 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2880 Reject operands containing eliminable registers.
2881 * testsuite/gcc.dg/20050825-1.c: New testcase.
2883 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2884 Jan Hubicka <jh@suse.cz>
2886 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2888 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2890 PR tree-optimization/23546
2891 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2894 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2896 * params.def (PARAM_MIN_SPEC_PROB): New.
2897 * sched-rgn.c (MIN_PROBABILITY): Delete.
2898 (compute_trg_info): Convert to PARAM_VALUE.
2899 * doc/invoke.texi (param): Document min-spec-prob.
2901 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2903 * config/darwin.h: define __PIC__
2904 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2905 TARGET_OS_CPP_BUILTINS macro.
2907 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2909 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2912 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2914 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2916 * cfghooks.c (duplicate_block): Added position where to place
2917 new block as argument.
2918 * cfghooks.h (duplicate_block): Declaration changed.
2919 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2921 * cfglayout.h (copy_bbs): Declaration changed.
2922 * cfgloop.h (loop_version): Declaration changed.
2923 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2924 position to copy_bbs.
2925 (loop_version): Pass position to duplicate_loop_to_header_edge.
2926 Add place_after argument and position new blocks according to
2928 * modulo-sched.c (sms_schedule): Pass place_after argument
2930 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2931 * tree-cfg.c (split_edge_bb_loc): New function.
2932 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2933 to determine position of new blocks.
2934 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2936 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2937 argument to duplicate_block.
2938 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2939 Pass position to copy_bbs.
2941 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2943 * fold-const.c (ptr_difference_const): Use
2944 cst_and_fits_in_hwi instead of host_integerp.
2946 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2948 * config/darwin.c (gen_pic_offset): New.
2949 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2952 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2954 PR tree-optimization/23486
2955 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2957 2005-08-23 Phil Edwards <phil@codesourcery.com>
2959 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2960 remove use_collect2.
2961 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2963 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2964 configuration files to override the default value.
2966 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2967 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2968 * config/vx-common.h: New file, split out from...
2969 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2970 * config/vxworksae.h: New file, for VxWorks AE.
2971 * config/vxworks.opt: New file.
2972 * config/vxlib.c: Update for VxWorks 6.
2974 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2975 other MULTILIB_* variables appropriately.
2976 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2977 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2978 * config/rs6000/vxworks.h: Update for VxWorks 6.
2979 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2981 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2984 * config/darwin.c (machopic_select_section): Remove the hack to
2985 mark "::operator new" and "::operator delete" for coalescing
2986 even though they are not weak.
2988 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2990 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2991 * configure: Regenerate.
2993 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2996 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2998 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2999 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3002 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3004 * config/rs6000/predicates.md (equality_operator): New.
3005 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3006 comparison with a large constant.
3008 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3010 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3012 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3014 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3015 registers is even, and we have a hardware double precision fp,
3017 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3018 size of current argument when checking if argument was passed in
3021 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3024 * stor-layout.c (finalize_type_size): Dont override
3025 existing alignment with a smaller alignment from the mode.
3027 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3029 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3030 * lambda.h (lambda_vector_lexico_pos): ... here.
3031 * tree-data-ref.c (build_classic_dist_vector): Return false when
3032 the distance vector is lexicographically negative.
3034 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3036 PR tree-optimization/23511
3037 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3038 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3040 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3042 PR tree-optimization/22043
3043 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3044 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3045 If ALLOW_FLEXARR, handle types ending with flexible array member.
3046 Pass false as second argument to recursive count_type_elements calls.
3047 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3048 argument to count_type_elements call.
3049 * tree-sra.c (decide_block_copy): Likewise.
3050 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3051 for a constant-sized object, set cleared as well. Pass true as
3052 second argument to count_type_elements call.
3054 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3057 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3058 from legitimate_small_data_p, and make global. Update use.
3059 Remove forward declaration.
3060 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3062 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3064 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3066 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3067 of scratch intermediates.
3068 (eq<mode>_compare): Same.
3069 (neg_eq0<mode>): New.
3070 (neg_eq<mode>): Convert to define_insn_and_split.
3072 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3075 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3076 stdarg functions, set/clear the fp marker even when no variable
3078 * config/rs6000/sysv4.opt (mprototype): Describe.
3080 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3082 PR rtl-optimization/23478
3083 * regs.h (reg_info): Add throw_calls_crossed.
3084 (REG_N_THROWING_CALLS_CROSSED): Define.
3085 * flow.c (allocate_reg_life_data): Initialize
3086 REG_N_THROWING_CALLS_CROSSED.
3087 (propagate_one_insn, attempt_auto_inc): Update
3088 REG_N_THROWING_CALLS_CROSSED.
3089 * global.c (global_alloc): Don't allocate pseudos across
3090 calls that may throw.
3092 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3095 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3096 value is inbetween the range if we did not find an exact match.
3098 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3100 * doc/invoke.texi (Option Summary): Add ms1 options.
3101 * doc/extend.texi: Document interrupt handler attribute for ms1.
3102 * doc/md.texi: Document ms1 constraints.
3103 * config.gcc: Add ms1-*-elf.
3104 * config/ms1/ms1.h: New.
3105 * config/ms1/ms1.c: New.
3106 * config/ms1/ms1.md: New.
3107 * config/ms1/ms1-protos.h: New.
3108 * config/ms1/ABI.txt: New.
3109 * config/ms1/crti.asm: New.
3110 * config/ms1/crtn.asm: New.
3111 * config/ms1/lib2extra-funcs.c: New.
3112 * config/ms1/t-ms1: New.
3113 * config/ms1/ms1.opt: New.
3115 2005-08-22 Ira Rosen <irar@il.ibm.com>
3117 * config/rs6000/altivec.md (xorv4sf3): New.
3118 (negv4sf2, neg<mode>2): Likewise.
3120 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3123 * config/ia64/ia64.md (divsi3): Check divide by zero.
3124 (udivsi3): Likewise.
3126 (udivdi3): Likewise.
3128 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3130 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3131 up to elem_bitsize bits, not max_bitsize.
3133 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3135 PR tree-optimization/23433
3136 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3137 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3139 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3141 PR tree-optimization/23434
3142 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3143 the iteration bound is not an INTEGER_CST.
3145 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3147 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3148 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3149 NULL if need_epilog_adjust is false.
3150 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3151 Case 3 always peels first itration, not just for PLUS case, and no need
3152 to use scalar_initial_def here. Create an epilog adjustment only if
3153 scalar_initial_def is not NULL.
3155 (vectorizable_reduction): Remove assert.
3157 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3160 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3161 (__moddi3): Likewise.
3162 (__udivdi3): Likewise.
3163 (__umoddi3): Likewise.
3164 (__divsi3): Likewise.
3165 (__modsi3): Likewise.
3166 (__udivsi3): Likewise.
3167 (__umodsi3): Likewise.
3169 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3171 * tree-pass.h (TDF_GRAPH): Define.
3172 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3173 * passes.c (finish_optimization_passes): Only call
3174 finish_graph_dump_file if TDF_GRAPH is set.
3175 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3176 NULL. Set TDF_GRAPH bit.
3177 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3179 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3181 * arm.h (arm_stack_offsets): Add locals_base field.
3182 * arm.c (arm_get_frame_offsets): Compute it.
3183 (thumb_compute_initial_elimination offset): Make the Thumb frame
3184 pointer point to the base of the local variables.
3185 (thumb_expand_prologue): Update accordingly.
3186 (thumb_expand_epilogue): Likewise.
3188 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3189 mode of clobbered scratch to DImode. Handle a case that's known to
3192 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3194 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3195 (gt0<mode>_compare): Delete.
3196 (neg_gt0<mode>): Delete.
3198 2005-08-19 Eric Christopher <echristo@apple.com>
3200 * optabs.h: Change CTI_ to COI_.
3203 2005-08-19 James E Wilson <wilson@specifix.com>
3205 * builtins.c (expand_builtin_return_addr): Set
3206 current_function_accesses_prior_frames when count != 0. Use
3207 frame_pointer_rtx when count == 0.
3208 * function.h (struct function): Add accesses_prior_frames field.
3209 (current_function_accesses_prior_frames): Define.
3210 * reload1.c (init_elim_table): Check
3211 current_function_accesses_prior_frames.
3212 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3214 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3216 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3217 indicator. Return true if the flowgraph changed during
3220 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3223 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3224 conditional expression before testing its value.
3226 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3228 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3230 2005-08-19 Devang Patel <dpatel@apple.com>
3232 PR tree-optimization/23048
3233 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3234 third parameter. Check whether latch is dominated by exit
3236 (if_convertible_loop_p): Supply exit block itself to
3237 if_convertible_bb_p.
3239 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3242 * arm.md (arm_load_pic_register): Change argument to the mask of
3243 saved registers. Call thumb_find_work_register if we need a
3244 scratch register on Thumb.
3245 (arm_expand_prologue): Pass empty register set to
3246 arm_load_pic_register.
3247 (thumb_expand_prologue): Pass live_regs_mask directly to
3248 arm_load_pic_register.
3249 * arm-protos.h (arm_load_pic_register): Update prototype.
3251 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3253 * sh.c (find_sole_member): New function.
3254 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3255 if the record's alignment is larger than the size of its only member.
3257 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3260 * arm.c (thumb_legitimize_reload_address): New function.
3261 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3262 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3264 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3266 * config/crx/crx.c: Implement crx_decompose_address. Reject
3267 symbolic displacements since CRX register relative adressing
3268 mode can't handle unsigned 32-bit values as displacements.
3269 * config/crx/crx.h: Simplify definitions, remove redundant
3270 parenthesis and obsolete macros.
3271 * config/crx/crx.opt: Add new switch for debugging addresses.
3272 * config/crx/crx-protos.h: Add new declarations for above.
3274 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3277 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3280 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3282 * collect2.c (dup2): Delete.
3283 * configure.ac: Don't check for dup2.
3285 * config.in, configure: Regenerate.
3287 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3289 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3290 record with the type of its only member.
3292 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3294 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3295 define_insn_and_split.
3296 (plus_ltu<mode>_compare): Same.
3297 (gtu<mode>_compare): Same.
3298 (plus_gtu<mode>_compare): Same.
3300 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3302 PR tree-optimization/22228
3303 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3305 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3306 are recorded in vect_vnames_to_rename for renaming.
3307 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3308 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3309 in vect_vnames_to_rename.
3310 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3311 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3313 2005-08-18 Jan Hubicka <jh@suse.cz>
3316 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3317 info only for local statics, not for member variables.
3319 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3321 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3323 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3325 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3327 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3330 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3332 2005-08-17 James E Wilson <wilson@specifix.com>
3334 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3337 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3339 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3340 (leu<mode>_compare): Same.
3341 (plus_leu<mode>): Same.
3342 (neg_leu<mode>): Same.
3343 (and_neg_leu<mode): Same.
3344 (ltu<mode>_compare): Same.
3345 (plus_ltu<mode>): Same.
3347 (geu<mode>_compare): Same.
3348 (plus_geu<mode>): Same.
3349 (neg_geu<mode>): Same.
3350 (and_neg_geu<mode>): Same.
3351 (plus_gt<mode>): Same.
3352 (gtu<mode>_compare): Same.
3353 (plus_gtu<mode>): Same.
3355 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3357 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3358 Move call_table_data to end. Delete spurious .text.
3359 (callt_save_all_interrupt): Fix comment typo.
3361 2005-08-17 James E Wilson <wilson@specifix.com>
3362 Kevin Winchester <winchester@amirix.com>
3365 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3367 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3370 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3371 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3373 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3375 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3376 record with the type of its only member if the modes don't match.
3378 * varasm.c (decode_reg_name): Skip empty additional register names.
3380 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3382 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3383 lsm_tmp_name_length): New.
3384 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3385 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3387 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3388 Andreas Krebbel <krebbel1@de.ibm.com>
3390 * config.gcc: Added z9-109 switch.
3391 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3392 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3393 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3394 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3395 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3396 for "z9_109" cpu attribute.
3397 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3398 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3399 (s390_handle_arch_option): Added z9-109 switch.
3400 (override_options): Set respective cost function for z9-109.
3401 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3402 (legitimate_reload_constant_p): Accept extended immediates.
3403 (print_operand): Three new output modifiers added: k, m and o.
3404 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3405 (s390_output_mi_thunk): Use extended immediate when possible.
3406 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3407 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3408 (CONSTRAINT_LEN): Added length of O constraint.
3409 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3410 * config/s390/s390.md ("cpu"): New value z9_109 added.
3411 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3412 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3413 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3414 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3415 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3416 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3417 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3418 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3419 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3420 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3421 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3422 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3423 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3424 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3425 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3427 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3428 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3429 insns for TARGET_EXTIMM.
3431 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3433 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3435 2005-08-17 Nick Clifton <nickc@redhat.com>
3437 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3438 Call default_encode_section_info.
3440 2005-08-17 Steven Bosscher <stevenb@suse.de>
3442 PR tree-optimization/21574
3443 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3444 constant, return CONSTANT.
3445 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3446 (ccp_fold, visit_assignment): Likewise.
3447 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3449 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3451 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3452 fold_buildN instead of buildN then fold_initializer or fold.
3453 (build_unary_op): Likewise.
3454 (build_binary_op): Likewise.
3455 * fold-const.c (fold_initializer): Remove.
3456 (fold_build1_initializer): New function.
3457 (fold_build2_initializer): New function.
3458 (fold_build3_initializer): New function.
3459 * tree.h (fold_initializer): Remove.
3460 (fold_build1_initializer): New function.
3461 (fold_build2_initializer): New function.
3462 (fold_build3_initializer): New function.
3464 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3466 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3467 (try_move_mult_to_index): Call fold_build2 instead of build2.
3468 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3469 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3470 fold_binary_to_constant.
3471 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3473 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3474 check if A == gcd (A, B). Remove TYPE argument.
3475 (analyze_offset) Use fold_build2 instead of fold (build.
3476 (create_data_ref): Likewise.
3477 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3478 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3481 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3483 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3484 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3486 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3489 * gimplify.c (zero_sized_type): New function.
3490 (gimplify_modify_expr_rhs): If we have a zero sized type,
3491 replace the statement with an empty statement.
3493 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3495 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3498 2005-08-16 Ian Lance Taylor <ian@airs.com>
3500 * doc/tm.texi (Label Output): Correct typo.
3502 2005-08-16 Steven Bosscher <stevenb@suse.de>
3505 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3506 force_operand will work later on using have_insn_for.
3508 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3510 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3512 2005-08-16 Ian Lance Taylor <ian@airs.com>
3515 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3516 vector type, don't try to construct it element by element. Add an
3517 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3519 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3521 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3523 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3525 * doc/invoke.texi (Precompiled Headers): Document some more options
3526 which are known to be safe.
3528 2005-08-16 James E Wilson <wilson@specifix.com>
3530 PR tree-optimization/21105
3531 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3532 TREE_OVERFLOW check.
3534 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3536 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3537 (neg_ltu<mode>): Same.
3539 (neg_gtu<mode>): Same.
3541 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3543 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3544 (fold_builtin_isdigit): Use fold_buildN.
3545 (build_function_call_expr): Likewise.
3546 * c-typeck.c (c_finish_loop): Likewise.
3548 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3549 Richard Shann <rshann@superh.com>
3551 PR middle-end/20396:
3552 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3554 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3556 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3558 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3561 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3562 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3565 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3568 * fold-const.c (build_range_check): Disable optimization for function
3569 pointer expressions on targets that require function pointer
3572 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3574 * simplify-rtx.c (simplify_const_relational_operation): When
3575 extracting arguments of a COMPARE, recompute the mode as well.
3577 2005-08-15 Ian Lance Taylor <ian@airs.com>
3579 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3581 2005-08-15 DJ Delorie <dj@redhat.com>
3583 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3585 (movsi_splittable): Allow, but split, moves to the stack.
3586 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3589 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3591 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3592 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3593 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3595 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3596 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3597 Delete HOST_PTR_PRINTF.
3599 * configure, config.in: Regenerate.
3601 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3603 * config/rs6000/rs6000.md (QHSI): New mode macro.
3604 (wd): Extend mode attr for QImode and HImode
3605 (dbits): New mode attr.
3606 (zero_extend<mode>di2): Convert to mode macro.
3608 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3611 * doc/invoke.texi (-mgnu-ld): Update description.
3614 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3617 * Makefile.in (tree-chrec.o): Depends on real.h.
3618 * tree-chrec.c: Include real.h.
3619 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3620 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3621 * tree-scalar-evolution.c (add_to_evolution_1,
3622 interpret_rhs_modify_expr): Ditto.
3624 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3627 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3628 step is negative compute the estimation from init downwards to zero.
3630 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3632 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3634 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3636 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3638 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3639 Accept double-word constants that can be split.
3640 * config/s390/s390.md ("movti"): Use 'P' constraint.
3641 ("*movdi_31", "*movdf_31"): Likewise.
3643 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3645 Fix PR tree-optimization/22615
3647 * tree-ssa-structalias.c (solution_set_add): Handle
3648 first_vi_for_offset returning NULL.
3649 (do_da_constraint): Ditto.
3650 (do_sd_constraint): Ditto.
3651 (do_ds_constraint): Ditto
3652 (find_func_aliases): Ditto.
3653 (build_constraint_graph): RHS is allowed be ANYTHING.
3654 (first_vi_for_offset): Return NULL if we couldn't find anything at
3657 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3659 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3660 over memory as first operand.
3662 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3665 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3666 available for setting it.
3668 2005-08-14 Ira Rosen <irar@il.ibm.com>
3670 PR tree-optimization/23320
3671 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3672 data-refs' types instead of base object nullness. Add check for
3673 pointer type data-refs before first location comparison. Remove
3676 2005-08-14 Andreas Schwab <schwab@suse.de>
3678 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3680 2005-08-13 James E Wilson <wilson@specifix.com>
3682 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3683 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3684 -fstack-protector-all, --param ssp-buffer-size): Document.
3685 (-Wvariadic-macros): Alphabetize.
3686 (-fsched-stalled-insns-dep): Add missing 'f'.
3688 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3691 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3693 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3694 or indirect address operand.
3695 (EXTRA_ADDRESS_CONSTRAINT): New.
3696 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3698 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3700 PR tree-optimization/22236
3701 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3702 successors and predecessors.
3703 * tree-chrec.c (chrec_convert): Before converting, check that
3704 sequences don't wrap.
3705 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3706 (analyze_array): Extern.
3707 (find_data_references_in_loop): Remove call to
3708 compute_estimated_nb_iterations.
3709 * tree-data-ref.h (analyze_array): Declared.
3710 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3711 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3712 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3713 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3715 * tree-ssa-loop-ivcanon.c: Fix documentation.
3716 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3717 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3718 (infer_loop_bounds_from_undefined): New.
3719 (estimate_numbers_of_iterations_loop): Use
3720 infer_loop_bounds_from_undefined.
3721 (used_in_pointer_arithmetic_p): New.
3722 (scev_probably_wraps_p): Pass an extra parameter. Call
3723 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3724 (convert_step): Fix documentation.
3725 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3726 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3727 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3728 scev_probably_wraps_p.
3730 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3732 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3733 (s390_register_info): Ignore clobbered_regs information for fixed
3734 registers, and only fixed registers.
3735 (s390_init_frame_layout): Remove redundant call.
3737 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3739 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3740 description of -Wold-style-casts.
3742 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3743 Jakub Jelinek <jakub@redhat.com>
3745 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3746 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3747 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3748 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3749 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3750 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3751 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3752 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3753 ("stack_protect_set", "stack_protect_test"): New expanders.
3754 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3755 "stack_protect_testdi"): New insn definitions.
3757 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3759 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3761 2005-08-12 Paul Brook <paul@codesourcery.com>
3763 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3765 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3767 * config/s390/predicates.md (setmem_operand): New predicate.
3768 (shift_count_operand): Accept ANDs with special constants as
3770 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3771 with special constants.
3772 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3773 shift_count_operand with setmem_operand.
3775 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3777 * config/s390/s390.c (s390_extract_part, s390_single_part):
3779 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3780 (s390_output_mi_thunk): Don't use lg on 31 bit.
3781 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3782 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3784 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3786 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3787 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3788 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3789 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3790 with one of the new macros.
3792 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3794 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3795 Don't set save_return_addr_p.
3796 (s390_register_info): Make clobbered_regs not depending on
3799 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3801 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3802 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3804 2005-08-11 James E. Wilson <wilson@specifix.com>
3806 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3808 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3810 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3811 locations gathered by var-tracking in single entry loc_list
3812 over loc_descriptor_from_tree.
3814 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3815 pass it down to loc_descriptor.
3816 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3817 (containing_function_has_frame_base): Move earlier in the file.
3818 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3819 instead of always assuming fbreg can't be used.
3821 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3823 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3824 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3825 Accept address wrapped in AND for Altivec.
3826 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3827 Strip AND wrapping offset address for Altivec.
3829 2005-08-11 Richard Henderson <rth@redhat.com>
3832 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3833 before using TYPE_IS_SIZETYPE.
3835 2005-08-11 Richard Henderson <rth@redhat.com>
3838 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3839 insn types not present on ev4.
3840 (alphaev5_insn_pipe): Similarly.
3842 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3845 * arm.c (arm_override_options): If the user has selected callee-super-
3846 interworking, then enable normal interworking.
3848 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3850 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3853 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3855 * doc/rtl.texi: Fix two typos.
3857 2005-08-11 Richard Guenther <rguenther@suse.de>
3860 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3861 cases where we call to/from functions returning void.
3863 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3866 * tree.c (build_pointer_type_for_mode): Robustify.
3868 2005-08-10 James E Wilson <wilson@specifix.com>
3870 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3871 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3873 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3876 2005-08-10 Eric Christopher <echristo@apple.com>
3878 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3879 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3882 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3885 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3886 for the high part when generating dynamic-no-pic code.
3888 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3890 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3891 (x86_64-*-linux*): Likewise.
3893 * config/i386/crtfastmath.c: New file.
3894 * config/i386/t-crtfm: Likewise.
3896 * config/i386/linux.h (ENDFILE_SPEC): New.
3897 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3899 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3902 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3904 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3905 (vec_shl, vec_shr): Document new operations.
3906 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3908 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3910 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3911 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3912 change predicate to indexed_or_indirect_address.
3914 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3916 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3917 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3918 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3919 and __aeabi_uwrite8.
3920 * config/arm/unaligned-funcs.c: New file.
3921 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3923 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3925 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3927 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3928 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3930 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3931 * final.c (pass_shorten_branches): Add dump.
3932 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3933 (pass_life): Rename dump.
3934 (rest_of_handle_flow2): Remove initial verify_flow_info.
3935 * function.c (pass_instantiate_virtual_regs): Add dump.
3936 * integrate.c (pass_initial_value_sets): Add dump.
3937 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3938 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3939 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3940 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3941 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3942 gate_rtl_unrool_and_peel_loops): New.
3943 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3944 rtl_doloop): Do not look at flags.
3945 * mode-switching.c (pass_mode_switching): Add dump.
3946 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3947 pass_split_before_regstack): Add dump.
3948 * regmove.c (pass_stack_adjustments): Add dump.
3949 * tree-optimize.c (pass_fixup_cfg): Add dump.
3951 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3954 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3955 deciding which instruction sequence to use.
3957 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3959 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3960 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3962 2005-08-09 Richard Guenther <rguenther@suse.de>
3964 * c-common.c (builtin_function_2): Remove.
3965 (def_builtin_1): New function.
3966 (c_common_nodes_and_builtins): Use def_builtin_1 to
3967 build builtin functions.
3969 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3971 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3972 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3973 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3976 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3978 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3979 fold_binary instead of fold_build2 since we don't care about the
3981 (loop_niter_by_eval): Likewise.
3982 (compare_trees): Likewise.
3983 (proved_non_wrapping_p): Likewise.
3985 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3989 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3990 if the if is really empty.
3992 2005-08-09 Steven Bosscher <stevenb@suse.de>
3994 PR tree-optimization/23234
3995 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3996 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3997 argument of the new enum.
3998 (execute_cse_reciprocals): Add reciprocals for function arguments
3999 on the unique successor edge of the entry block. Update other calls
4000 to execute_cse_reciprocals_1.
4002 2005-08-08 Richard Henderson <rth@redhat.com>
4005 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4007 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4009 * expr.c (write_complex_part): Return after handling MEM.
4011 2005-08-08 Josh Conner <jconner@apple.com>
4013 PR rtl-optimization/23241
4014 * combine.c (simplify_comparison): Fix error in determining
4015 whether to lift a subreg from comparison.
4017 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4020 * config/rs6000/altivec.md (vec_init<mode>): New.
4021 (vec_set<mode>): New.
4022 (vec_extract<mode>): New.
4023 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4024 (rs6000_expand_vector_set): New.
4025 (rs6000_expand_vector_extract): New.
4026 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4027 for Altivec modes before reload.
4028 (altivec_expand_vec_init_builtin): New.
4029 (get_element_number): New.
4030 (altivec_expand_vec_set_builtin): New.
4031 (altivec_expand_vec_ext_builtin): New.
4032 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4034 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4036 * config/rs6000/rs6000.h (rs6000_builtins): Add
4037 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4038 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4039 * config/rs6000/rs6000-protos.h: Declare new functions.
4041 2005-08-08 Jan Hubicka <jh@suse.cz>
4043 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4044 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4045 * i386.md (movdi*): Use pic_32bit_operand.
4046 * predicates.md (pic_32bit_operand): New.
4048 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4051 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4053 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4055 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4056 (test_for_singularity): Use fold_build2.
4058 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4060 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4062 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4064 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4065 (COMMON_ASM_OP) Define.
4066 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4067 (ix86_encode_section_info): Likewise.
4068 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4069 SUBTARGET_ENCODE_SECTION_INFO.
4071 2005-08-06 Richard Henderson <rth@redhat.com>
4074 * tree-nested.c (convert_local_reference): Save and restore val_only
4075 around component_ref and friends. Clear walk_subtrees by default.
4077 2005-08-06 Peter O'Gorman <peter@pogma.com>
4080 * gcc.c (process_command): Check the argument to -b has a dash.
4081 * doc/invoke.texi: Update -b and -V docs.
4083 2005-08-06 James E Wilson <wilson@specifix.com>
4085 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4087 2005-08-06 Michael Matz <matz@suse.de>
4089 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4090 member only if only one insn is associated with the value.
4092 2005-08-06 Nick Clifton <nickc@redhat.com>
4094 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4096 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4097 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4098 Check symbol flags instead of symbol name mangling.
4099 (xstormy16_asm_output_aligned_common): Likewise. Also
4100 simplify code since the bss100_section cass is the only case
4101 where the below100 code will be triggered.
4102 (xstormy16_encode_section_info): Encode below100 attribute
4103 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4105 (xstormy16_strip_name_encoding): Delete - this function is no
4107 (TARGET_STRIP_NAME_ENCODING): Undefine.
4108 * config/stormy16/stormy16-protos.h: Delete prototype for
4109 xstormy16_strip_name_encoding.
4111 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4113 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4114 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4115 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4116 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4117 config/alpha/predicates.md, config/arc/arc.h,
4118 config/arm/arm.h, config/arm/ieee754-df.S,
4119 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4120 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4121 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4122 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4123 config/m68hc11/m68hc11.h, config/mips/mips.c,
4124 config/mips/mips.h, config/mips/openbsd.h,
4125 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4126 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4127 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4128 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4129 config/sparc/linux.h, config/sparc/linux64.h,
4130 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4131 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4132 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4133 typos. Follow spelling conventions.
4135 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4138 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4139 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4140 specially. Check for side effects only for COND_EXPR.
4141 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4142 return with TREE_NO_WARNING.
4144 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4146 PR rtl-optimization/23233
4147 * loop.c (combine_movables): Require the modes to be the same.
4148 (move_movables): Remove handling of cases where the replacement
4149 had a different mode to the original.
4151 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4153 PR tree-optimization/23128
4154 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4155 subtraction wrap, and set TREE_OVERFLOW if they do.
4157 2005-08-05 Richard Henderson <rth@redhat.com>
4160 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4161 FORCED_LABEL labels.
4163 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4166 * reload.c (find_reloads_subreg_address): Pass down TYPE
4167 unchanged. Change all callers except find_reloads_toplev.
4169 2005-08-05 Michael Matz <matz@suse.de>
4171 * genattrtab.c (current_alternative_string): Remove.
4172 (SIMPLIFY_ALTERNATIVE): Ditto.
4173 (attr_alt_bit_p): Ditto.
4174 (alternative_name): Make const char *.
4175 (evaluate_eq_attr): Remove use of above things.
4176 (simplify_test_exp): Ditto.
4177 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4178 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4180 2005-08-04 James E Wilson <wilson@specifix.com>
4182 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4183 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4184 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4185 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4186 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4188 2005-08-04 Richard Henderson <rth@redhat.com>
4191 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4192 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4193 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4194 if we'd have to instantiate too many members.
4196 2005-08-04 Richard Henderson <rth@redhat.com>
4199 * tree-outof-ssa.c (coalesce_asm_operands): New.
4200 (coalesce_ssa_name): Use it. Split out ...
4201 (coalesce_phi_operands, coalesce_result_decls): ... these.
4203 2005-08-04 Paul Brook <paul@codesourcery.com>
4205 * read-rtl.c (read_quoted_string): Break if EOF.
4207 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4209 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4210 (fold_build2): Likewise.
4211 (fold_build3): Likewise.
4212 (fold_build1_stat): New function prototype.
4213 (fold_build2_stat): Likewise.
4214 (fold_build3_stat): Likewise.
4215 * fold-const.c (fold_build1): Rename to ..
4216 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4217 through to build1_stat.
4218 (fold_build2): Rename to ..
4219 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4220 through to build2_stat.
4221 (fold_build3): Rename to ..
4222 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4223 through to build3_stat.
4225 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4226 Ian Lance Taylor <ian@airs.com>
4228 * function.c (assign_stack_local_1): Do not correct stack slot
4229 address if allocation size is smaller than mode size.
4231 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4234 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4235 (tree_merge_blocks): Propagate anything allowed by
4237 Clarify documentation.
4238 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4239 SSA form, schedule an update if necessary.
4241 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4243 * doc/install.texi (Binaries): Remove broken link to
4244 Sinix/Reliant Unix binaries.
4246 2005-08-03 Richard Henderson <rth@redhat.com>
4249 * function.c (stack_protect_epilogue): Export.
4250 * tree.h (stack_protect_epilogue): Declare.
4251 * calls.c (expand_call): Call it.
4253 2005-08-03 Eric Christopher <echristo@apple.com>
4255 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4256 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4259 2005-08-04 Jan Hubicka <jh@suse.cz>
4261 * profile.c (branch_prob): Split edges with goto locus on them
4262 to get proper line counts.
4263 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4265 2005-08-03 Paul Brook <paul@codesourcery.com>
4267 * function.c (assign_parms): Round current_function_args_size
4268 to PARM_BOUNDARY, not STACK_BOUNDARY.
4270 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4272 * config/i386/i386.c (x86_elf_aligned_common)
4273 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4275 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4277 PR tree-optimization/23157
4278 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4279 before emitting them.
4281 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4283 PR tree-optimization/19899
4284 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4285 * tree-scalar-evolution.c: Include real.h.
4286 (add_to_evolution): Build constant -1 of correct type.
4288 2005-08-03 Jan Hubicka <jh@suse.cz>
4290 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4291 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4292 profile updating for complette unrolling.
4293 * loop-unroll.c (peel_loop_completely): Use it.
4294 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4295 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4298 2005-08-03 Paul Brook <paul@codesourcery.com>
4300 * combine.c (can_change_dest_mode): New function.
4301 (try_combine, simplify_set): Use it.
4303 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4305 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4308 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4310 * doc/install.texi (Specific): Adjust link to openavr.org.
4311 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4312 (Binaries): Adjust HP-UX Porting Center link.
4313 (Binaries): Adjust Free Software Foundation ordering link.
4315 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4317 * convert.c (convert_to_integer): Use fold_build1 instead of
4318 build1 when converting an integer to an integer.
4320 2005-08-02 Richard Henderson <rth@redhat.com>
4322 * combine.c (combine_instructions): Don't use reg_equal/equiv
4323 results if the mode doesn't match.
4325 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4327 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4328 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4330 2005-08-02 Richard Henderson <rth@redhat.com>
4333 * explow.c (memory_address): Remove special-case for
4334 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4336 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4339 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4340 number of calls to cleanup_tree_cfg_1.
4342 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4344 * doc/invoke.texi: document file extensions .F90 and .F95
4346 2005-08-02 Richard Guenther <rguenther@suse.de>
4348 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4349 positive if its first argument is positive.
4351 2005-08-02 Richard Guenther <rguenther@suse.de>
4353 PR tree-optimization/23177
4354 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4357 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4359 PR tree-optimization/23129
4360 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4361 varying for divisions with anti-ranges.
4363 2005-08-02 Jan Hubicka <jh@suse.cz>
4365 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4366 * tree-ssa-threadupdate.c (thread_block): Add it here.
4368 2005-08-01 James E Wilson <wilson@specifix.com>
4370 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4371 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4372 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4374 * config/mips/predicates.md (const_call_insn_operand): Add check for
4375 SYMBOL_REF_LONG_CALL_P.
4376 * doc/extend.texi (long_call): Document the new attribute.
4378 2005-08-01 Ian Lance Taylor <ian@airs.com>
4379 Richard Henderson <rth@redhat.com>
4381 * Makefile.in (RTL_BASE_H): Add real.h.
4382 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4384 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4386 * rtl.c (rtl_check_failed_code_mode): New.
4387 * rtl.h (struct rtx_def): Add u.rv.
4388 (XCMWINT, XCNMPRV): New.
4389 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4390 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4392 2005-08-01 Richard Henderson <rth@redhat.com>
4394 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4395 with auto-inc codes.
4397 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4399 2005-08-01 Jan Hubicka <jh@suse.cz>
4401 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4402 * i386.c: Include dwarf2.h
4403 (asm_preferred_eh_data_format): New.
4404 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4406 2005-08-01 Ian Lance Taylor <ian@airs.com>
4408 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4409 randomize_va_space for virtual address randomization control.
4411 2005-08-01 Steven Bosscher <stevenb@suse.de>
4413 * common.opt (flag_ipa_cp): Put in right place to maintain
4416 2005-08-01 Jan Hubicka <jh@suse.cz>
4418 * profile.c (compute_value_histograms): Fix thinko.
4419 * value-prof.c: Include toplev.h
4420 (check_counter): New function.
4421 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4422 tree_mod_subtract_transform): Add sanity check.
4424 2005-08-01 Richard Guenther <rguenther@suse.de>
4426 PR tree-optimization/23133
4427 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4428 current functions parameter decls to find defs to cse
4431 2005-08-01 Richard Guenther <rguenther@suse.de>
4433 PR tree-optimization/23109
4434 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4435 If trapping math is in effect, use post-dominator information
4436 to check if we'd in any case reach a trapping point before
4437 doing the reciprocal insertion.
4438 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4439 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4440 expressions are invariant only if trapping math is not in effect.
4442 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4444 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4445 cgraph_function_versioning): New declarations.
4446 * cgraphunit.c: Add include to ipa-prop.h.
4447 (update_call_expr, cgraph_copy_node_for_versioning,
4448 cgraph_function_versioning): New functions.
4449 * integrate.c (copy_decl_for_inlining): Remove.
4450 * ipa-prop.h (ipa_replace_map): New struct.
4451 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4452 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4453 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4454 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4455 ipcp_iterate_stage, ipcp_method_scale_print,
4456 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4457 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4458 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4459 ipcp_update_bb_counts, ipcp_update_profiling,
4460 ipcp_update_edges_counts): New functions.
4461 (ipcp_method_cval_init): Remove restriction regarding local methods.
4462 (ipcp_init_stage): Add ipcp_method_compute_scale.
4463 (ipcp_insert_stage): Add versioning.
4464 (ipcp_structures_print): Add ipcp_method_scale_print.
4465 (ipcp_driver): Dump profiling info.
4466 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4467 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4468 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4469 (struct inline_data): Add versioning_p, ipa_info, new fields.
4470 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4471 declare_return_variable): Replace calls to copy_decl_for_inlining with
4473 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4475 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4476 Add argument VERSIONING.
4477 (copy_arguments_for_versioning, copy_static_chain,
4478 function_versionable_p, tree_versionable_function_p,
4479 tree_function_versioning, replace_ref_tree): New functions.
4480 * tree-inline.h: Include varray.h.
4481 (tree_versionable_function_p, tree_function_versioning,
4482 tree copy_decl_for_dup): New declarations.
4484 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4486 * ipa-cp.c: New file. Contains IPCP specific functionality.
4487 * ipa-prop.h: New file. Contains structures/definitions that can be
4488 used by several interprocedural data flow optimizations (and also IPCP).
4489 * ipa-prop.c: New file.
4490 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4491 * common.opt: Add ipa-cp flag.
4492 * timevar.def: Add IPCP optimization.
4493 * tree-optimize.c (init_tree_optimization_passes): Schedule
4495 * tree-pass.h (pass_ipa_cp): Declare.
4497 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4499 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4500 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4501 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4502 config/i386/i386.c, config/mips/mips.h,
4503 config/rs6000/rs6000.h, config/sh/sh.c,
4504 config/stormy16/stormy16.c: Fix comment typos.
4506 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4509 * c-typeck.c (build_binary_op): Use common_type wrapper on
4511 (common_type): Update comment.
4513 2005-07-31 Steven Bosscher <stevenb@suse.de>
4516 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4517 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4518 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4520 2005-07-31 Jan Hubicka <jh@suse.cz>
4522 * pretty-print.h (pp_widest_integer): New macro.
4523 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4526 2005-07-31 Jan Hubicka <jh@suse.cz>
4528 * output.h (enum section_category): Export from varasm.c
4529 (categorize_decl_for_section): Likewise.
4530 * varasm.c (enum section_category): Kill.
4531 (categorize_decl_for_section): Make global.
4532 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4534 * i386.c (ix86_section_threshold): New static variable.
4535 (ix86_in_large_data_p, ix86_encode_section_info,
4536 x86_64_elf_unique_section,
4537 x86_64_elf_select_section): New functions.
4538 (TARGET_ENCODE_SECTION_INFO): Define
4539 (override_options): Enable medium model for PIC.
4540 (ix86_expand_prologue): Expand gen_set_got_rex64.
4541 (legitimate_constant_p): Handle new UNSPECs.
4542 (legitimate_pic_address_disp_p): Likewise.
4543 (legitimize_pic_address): Lower MEDIUM model addressing.
4544 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4545 (enum cmodel): Add MEDIUM_PIC.
4546 (SYMBOL_REF_FAR_ADDR_P): New macro.
4547 (SYMBOL_FLAG_FAR_ADDR): New flag.
4548 * i386.md (movdi): Support medium model.
4549 (set_got_rex64): New pattern.
4550 * i386.opt (mlarge-data-threshold): New flag.
4551 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4552 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4553 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4554 TARGET_ASM_UNIQUE_SECTION): New.
4556 * invoke.texi (-mlarge_data_threshold): Document
4558 2005-07-31 Jan Hubicka <jh@suse.cz>
4560 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4561 (coalesce_vars): Likewise.
4562 * tree-ssa-live.c (coalesce_cost): New.
4563 (build_tree_conflict_graph): Use coalesce_cost.
4564 * tree-ssa-live.h (coalesce_cost): Declare.
4566 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4568 * arm.md (all peepholes for post-increment operations): Delete.
4569 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4570 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4571 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4572 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4573 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4575 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4577 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4580 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4583 * doc/invoke.texi: Document -rdynamic.
4585 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4588 * c-parser.c (c_parser_parms_list_declarator): Call
4589 mark_forward_parm_decls.
4590 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4591 decls with visibility structure.
4593 2005-07-30 Paul Brook <paul@codesourcery.com>
4595 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4597 2005-07-30 Paul Brook <paul@codesourcery.com>
4599 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4601 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4603 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4605 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4608 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4609 nested function declarators.
4610 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4611 (grokparms): Call warn_if_shadowing for parameters used within the
4613 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4614 not used within the parameter list.
4615 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4617 2005-07-30 Jan Hubicka <jh@suse.cz>
4619 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4620 * i386.c (ix86_fixup_binary_operands): Likewise.
4621 (ix86_expand_unary_operator): Likewise.
4622 (ix86_expand_fp_absneg_operator): Likewise.
4623 * optabs.c (expand_vec_cond_expr): Validate dest.
4625 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4628 * real.c (real_from_string): Also set last bit if there is a
4629 nonzero hex digit beyond GCC's internal precision after ".".
4631 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4633 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4634 define_constants. Change duplicate values to unassigned numbers.
4635 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4636 (*altivec_vspltsf): New.
4637 (altivec_vperm_v4sf): Delete.
4638 (altivec_vperm_<mode>): Use mode macro V.
4639 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4640 (altivec_predicate_v4sf): Delete.
4641 (altivec_predicate_<mode>): Use mode macro V.
4642 (*altivec_lvesfx): New.
4643 (*altivec_stvesfx): New.
4644 (vec_realign_load_v4sf): Delete.
4645 (vec_realign_load_<mode>): Use mode macro V.
4646 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4649 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4652 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4654 * configure: Regenerated.
4656 2005-07-29 Paul Brook <paul@codesourcery.com>
4658 * doc/install.texi: Add link to GFortran binaries wiki page.
4660 2005-07-29 David Ung <davidu@mips.com>
4662 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4663 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4664 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4665 * config/mips/mips.md (cpu): Add 5kf name.
4666 (includes): Includes 5k.md.
4667 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4668 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4671 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4674 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4675 (cleanup_tree_cfg): ... here.
4676 Call cleanup_tree_cfg_1 until there are no more cleanups to
4679 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4681 * tree-vrp.c (compare_range_with_value): Return true or false
4682 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4683 EQ_EXPR respectively.
4685 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4687 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4690 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4692 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4693 (tree_ssa_dominator_optimize): Increment it.
4694 (dump_dominator_optimization_stats): Print it.
4696 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4697 Steven Bosscher <stevenb@suse.de>
4699 PR rtl-optimization/23117
4700 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4701 when head == tail. Tidy comment.
4703 2005-07-28 Richard Henderson <rth@redhat.com>
4705 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4706 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4707 * jump.c (rtx_renumbered_equal_p): Likewise.
4708 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4709 CONST_INT and CONST_DOUBLE.
4710 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4711 * reload.c (operands_match_p): Special case CONST_INT and
4712 CONST_DOUBLE; check mode earlier.
4714 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4717 * c-typeck.c (convert_for_assignment): Do not check
4718 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4720 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4723 * c-typeck.c (composite_type): Prefer constant size arrays to
4726 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4729 * real.c (real_from_string): Set last bit if there is a nonzero
4730 hex digit beyond GCC's internal precision.
4732 2005-07-28 Richard Henderson <rth@redhat.com>
4735 * cfgcleanup.c (try_forward_edges): Watch out for end of
4738 2005-07-28 James E Wilson <wilson@specifixinc.com>
4741 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4743 2005-07-28 Jan Hubicka <jh@suse.cz>
4745 * Makefile.in (rtl-profile.o): Kill all traces of it.
4746 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4747 * coverage.h (rtl_coverage_counter_ref): Kill.
4748 * opts.c (flag_speculative_prefetching_set): Kill.
4749 (flag_loop_optimize_set): New.
4750 (common_handle_option): Disable loop optimizer when profiling;
4751 do not handle speculative prefetching.
4752 * passes.c (init_optimization_passes): Replace pass_profiling combo
4753 by branch_prob pass.
4754 * profile.c (compute_value_histograms): Update for simplified value
4756 (rtl_register_profile_hooks): Kill.
4757 (pass_profiling): Kill.
4758 (rest_of_handle_branch_prob): Do not profile.
4759 * toplev.c (process_options): Remove speculative prefetching.
4760 * toplev.h (flag_tree_based_profiling): Kill.
4761 * tree-profile.c (prepare_instrumented_value,
4762 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4763 tree_gen_one_value_profiler, do_tree_profiling): Update for
4764 simplified datastructures.
4765 * value-prof.c: Add comment that speculative prefetching was dropped;
4766 update rest of file for simplified datastructures.
4767 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4768 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4769 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4770 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4771 rtl_mod_subtract, gen_speculative_prefetch,
4772 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4773 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4774 (gate_handle_value_profile_transformations,
4775 rest_of_handle_value_profile_transformations,
4776 pass_value_profile_transformations): Kill.
4777 * value-prof.h (histogram_value_t): Remove IL based unions.
4778 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4779 rtl_profile_hooks): Remove hooks.
4781 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4783 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4784 (cgraph_clone_node): Likewise.
4785 * cgraph.h (cgraph_clone_edge): Update prototype.
4786 (cgraph_clone_node): Likewise.
4787 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4789 (lookup_recursive_calls): Consider profile.
4790 (cgraph_decide_recursive_inlining): Fix updating; use new
4791 probability argument; use profile.
4792 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4793 * tree-inline.c (copy_bb): Update clal of clone_edge.
4794 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4796 * invoke.texi (min-inline-recursive-probability): Document.
4798 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4800 * doc/install.texi (Configuration): Update Valgrind homepage.
4802 2005-07-28 Richard Henderson <rth@redhat.com>
4805 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4806 labels we want to delete.
4807 (cfg_layout_merge_blocks): Likewise.
4809 2005-07-28 Richard Henderson <rth@redhat.com>
4812 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4813 when expanding to nothing.
4815 2005-07-28 Josh Conner <jconner@apple.com>
4817 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4818 (cgraph_decide_inlining_of_small_functions): Likewise.
4820 2005-07-28 Josh Conner <jconner@apple.com>
4822 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4823 direction of badness if negative.
4824 (cgraph_default_inline_p): Add reason to parameters, and assign it
4826 (cgraph_decide_inlining_of_small_functions): New parameter in call
4827 to cgraph_default_inline_p.
4828 (cgraph_decide_inlining_incrementally): Likewise.
4829 * cgraphunit.c (decide_is_function_needed): Likewise.
4830 * cgraph.h (cgraph_default_inline_p): Likewise.
4832 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4834 * builtins.c: Fix comment typo(s).
4835 * genautomata.c: Likewise.
4836 * gimplify.c: Likewise.
4837 * tree-dfa.c: Likewise.
4838 * tree-flow-inline.h: Likewise.
4839 * tree-into-ssa.c: Likewise.
4840 * tree-ssa-alias.c: Likewise.
4841 * tree-ssa-ccp.c: Likewise.
4842 * tree-ssa-copy.c: Likewise.
4843 * tree-ssa-dce.c: Likewise.
4844 * tree-ssa-dom.c: Likewise.
4845 * tree-ssa-operands.c: Likewise.
4846 * tree-tailcall.c: Likewise.
4847 * tree-vectorizer.c: Likewise.
4848 * tree-vrp.c: Likewise.
4851 2005-07-28 Jeff Law <law@redhat.com>
4853 * tree-vrp.c (test_for_singularity): Extracted from ...
4854 (simplify_cond_using_ranges): Attempt to simplify a relational
4855 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4857 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4859 PR tree-optimization/22506
4860 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4861 phis whose argument is constant.
4863 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4865 PR rtl-optimization/18992
4866 Back out this patch:
4867 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4868 PR optimization/12142
4869 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4870 uses of the register in the SET_SRC. Remove unnecessary argument.
4872 Replace it with this:
4873 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4874 if flag_non_call_exceptions is set and the insn may trap, pass
4875 pc_rtx as dest for recursion.
4876 In SET_SRC part of SET case, if dest is already set, pass it down
4879 2005-07-28 Jan Hubicka <jh@suse.cz>
4881 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4882 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4883 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4885 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4886 profile when available.
4888 2005-07-28 Jan Beulich <jbeulich@novell.com>
4890 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4891 (ia64_print_operand): Describe and handle 'X'.
4892 (ia64_register_move_cost): Also handle FP_REGS.
4893 (ia64_preferred_reload_class): Likewise.
4894 (ia64_secondary_reload_class): Likewise.
4895 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4896 it. Also check for ITANIUM_CLASS_FLDP.
4897 * config/ia64/ia64.h (FP_REGNO_P): New.
4898 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4899 (reg_class): Add FP_REGS.
4900 (REG_CLASS_NAMES): Adjust for it.
4901 (REG_CLASS_CONTENTS): Likewise.
4902 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4903 (REG_CLASS_FROM_LETTER): Handle 'x'.
4904 (CLASS_MAX_NREGS): Handle FP_REGS.
4905 (MEMORY_MOVE_COST): Likewise.
4906 * config/ia64/ia64.md (itanium_class): Add fldp.
4907 (type): Handle fldp.
4908 (movti_internal): More allowable operand combinations. Use ldfp8 when
4909 splitting unnecessary. Remove predicable attribute. Adjust
4910 itanium_class attribute.
4911 (smuldi3_highpart): Remove outdated comment.
4912 (mulditi3, umulditi3, rotlti3): New expanders.
4913 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4914 (absti2): Disabled new insn for future reference.
4915 Respective new splitters.
4916 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4917 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4918 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4920 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4922 PR rtl-optimization/23047
4923 * simplify-rtx.c (simplify_const_relational_operation): Respect
4924 flag_wrapv for comparisons with ABS.
4926 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4928 PR tree-optimization/22493
4929 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4930 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4932 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4934 * config/frv/frv.opt (moptimize-membar): New.
4936 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4938 * config/frv/frv.h: Remove machine_function definition.
4940 * config/frv/frv.c (struct frv_io): New.
4941 (struct machine_function): Moved from frv.h. Add has_membar_p.
4942 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4943 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4944 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4945 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4946 (frv_reorg): Call frv_optimize_membar when appropriate.
4947 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4948 (frv_expand_builtin): Adjust calls accordingly.
4949 (frv_io_address_cookie): New function.
4950 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4951 load or store rather than a special insn. Add ccnstant address and
4952 io-type operands to the membar.
4953 (frv_ifcvt_modify_tests): Unsign regno.
4954 (frv_ifcvt_modify_tests): Same.
4956 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4957 UNSPEC_OPTIONAL_MEMBAR constant.
4958 (builtin_read_<mode>): Delete.
4959 (builtin_write_<mode>): Delete.
4960 ("optional_membar_<mode>"): Add operand.
4962 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4963 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4964 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4965 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4966 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4967 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4968 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4969 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4970 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4972 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4974 * df.c (df_uses_record): Handle SCRATCH.
4976 2005-07-28 Steven Bosscher <stevenb@suse.de>
4979 * passes.c (rest_of_decl_compilation): If decl is a type and
4980 we have encountered errors, don't emit debug information.
4982 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4984 * params.def: Fixed comment.
4986 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4989 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4990 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4991 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4993 2005-07-27 Steven Bosscher <stevenb@suse.de>
4996 * varasm.c (assemble_start_function): Don't do anything that may
4997 require a CFG if the current function is a thunk.
4999 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5001 * doc/install.texi (Prerequisites): Mention that perl is needed
5002 to do export control in libstdc++ targetting Darwin.
5004 2005-07-27 Steven Bosscher <stevenb@suse.de>
5006 PR rtl-optimization/17808
5007 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5008 (sched_insns_conditions_mutex_p): Split out from...
5009 (add_dependence): ...here. But don't call it from here.
5010 (add_dependence_list): Check sched_insns_conditions_mutex_p
5011 before calling add_dependence.
5012 (add_dependence_list_and_free): Likewise.
5013 (fixup_sched_groups): Likewise.
5014 (sched_analyze_1): Likewise.
5015 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5016 (sched_analyze): Likewise.
5017 (sched_analyze_insn): Likewise.
5018 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5019 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5020 dependencies on all COND_EXEC insns to jumps ending basic blocks
5021 when doing intrablock scheduling.
5022 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5024 2005-07-27 Jeff Law <law@redhat.com>
5026 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5027 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5028 equivalency sets, correctly handle the case were vr0 has an
5029 equivalency set, but vr1 does not.
5031 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5033 PR tree-optimization/23073
5034 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5035 vect_print_dump_info before fprintf.
5037 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5039 PR tree-optimize/22348
5040 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5041 Fold the partial computation.
5043 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5045 PR tree-optimization/22325
5046 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5048 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5050 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5051 (force_var_cost): ... this function.
5052 (compute_phi_arg_on_exit): Export.
5054 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5056 PR tree-optimization/20773
5057 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5060 2005-07-27 Richard Guenther <rguenther@suse.de>
5062 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5063 Avoid pushing again if current struct contains only
5064 fields we decomposed.
5066 2005-07-27 Jan Hubicka <jh@suse.cz>
5068 PR tree-optimization/22574
5069 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5072 * tree-tailcall.c (decrease_profile): New function.
5073 (eliminate_tail_call): Use it.
5075 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5076 visibility flags correctly in whole program mode.
5078 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5080 PR rtl-optimization/22472
5081 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5083 2005-07-26 Steven Bosscher <stevenb@suse.de>
5085 PR tree-optimization/22504
5086 * tree-complex.c (expand_complex_addition): Use 'code' instead
5087 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5089 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5091 * config.gcc (cpu_type): Add frv case.
5092 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5093 (supported_defaults): Add fr550 case.
5095 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5098 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5099 whether a pointer of type T * may point to objects of type T *.
5101 2005-07-26 DJ Delorie <dj@redhat.com>
5103 * configure: Regenerate.
5105 2005-07-26 Dale Johannesen <dalej@apple.com>
5107 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5109 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5111 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5112 Clarify use of "build" in name.
5114 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5116 * doc/extend.texi (Raw read/write Functions): New section.
5117 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5118 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5119 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5120 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5121 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5122 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5123 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5124 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5125 * config/frv/frv.c: Add bdesc_loads global.
5126 Add bdesc_stores global.
5127 (frv_init_builtins): Add support for __builtin_{read/write}*.
5128 (frv_volatile_memref): New.
5129 (frv_expand_load_builtin): New.
5130 (frv_expand_store_builtin): New.
5131 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5132 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5133 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5134 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5135 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5136 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5137 (builtin_read_<mode>): New.
5138 (builtin_write_<mode>): New.
5139 (builtin_write64): New.
5140 (optional_membar_<mode>): New.
5142 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5144 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5145 (rather than units) against HOST_BITS_PER_WIDE_INT.
5147 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5149 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5150 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5151 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5152 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5155 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5156 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5157 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5159 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5161 2005-07-26 Richard Guenther <rguenther@suse.de>
5163 PR tree-optimization/22486
5164 * fold-const.c (fold_unary): Fold away useless component
5165 references of the form (T *)&T.x, if the address
5168 2005-07-25 James E Wilson <wilson@specifixinc.com>
5170 * dwarf2out.c (add_call_src_coords_attributes): New.
5171 (gen_inlined_subroutine_die): Call it.
5172 (maybe_emit_file, init_file_table): Add comments.
5173 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5175 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5176 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5177 * tree.h (BLOCK_SOURCE_LOCATION): New.
5178 (struct tree_block): New field locus.
5180 2005-07-26 Andreas Schwab <schwab@suse.de>
5182 PR rtl-optimization/23043
5183 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5184 when allocating a struct unoccr.
5186 2005-07-25 Richard Henderson <rth@redhat.com>
5189 * tree-complex.c (gate_no_optimization): True if errors.
5190 * Makefile.in (tree-complex.o): Update dependencies.
5192 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5194 * config/frv/predicates.md (integer_register_operand): Use
5197 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5200 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5202 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5204 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5206 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5207 types when flag_unsafe_math_optimizations is true.
5209 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5211 * gcc.c (option_map): Add --sysroot.
5212 (process_command): Handle --sysroot.
5213 (display_help): Document it.
5214 * doc/cppopts.tex (-isysroot): Document.
5215 * doc/invoke.texi (--sysroot): Document.
5216 * doc/install.texi (--with-build-sysroot): Document.
5218 * Makefile.in (inhibit_libc): New variable.
5219 (INHIBIT_LIBC_CFLAGS): Likewise.
5220 (LIBGCC2_CFLAGS): Include
5221 $(INHIBIT_LIBC_CFLAGS).
5222 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5223 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5224 ($(T)crtend.o): Likewise.
5225 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5226 ($(T)crtendS.o): Likewise.
5227 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5228 ($(T)crtendT.o): Likewise.
5229 (stmp-fixinc): Do not complain about missing headers if
5231 * configure.ac (inhibit_libc): Set it to true/false.
5232 (--with-build-sysroot): New option. Use it to set
5234 * configure: Regenerated.
5236 2005-07-25 Manfred Hollstein <mh@suse.com>
5238 * calls.c (store_one_arg): Fix unsigned comparison warning.
5240 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5243 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5244 (ggc_print_statistics): Initialize variable before use.
5246 2005-07-25 Richard Guenther <rguenther@suse.de>
5248 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5249 calling with a PHI_NODE argument.
5251 * tree-flow-inline.h (overlap_subvar): Protect against
5254 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5256 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5257 * configure: Regenerate.
5259 2005-07-25 Ira Rosen <irar@il.ibm.com>
5261 * expr.c (highest_pow2_factor): Make extern.
5262 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5263 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5264 record_array_differ_p, array_ptr_differ_p): Likewise.
5265 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5266 additional cases. Call the above functions.
5267 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5268 base_object_differ_p when there are two base objects. Otherwise, compare
5269 base address and offset. Call may_alias_p.
5270 (dump_data_reference): Use a correct field name.
5271 (analyze_array): Make static. Initialize new data-ref fields.
5272 (analyze_indirect_ref): New function.
5273 (init_data_ref): Initialize new data-ref fields.
5274 (strip_conversion): Moved from tree-vect-analyze.c.
5275 (analyze_offset_expr, get_ptr_offset, address_analysis,
5276 object_analysis): Likewise.
5277 (analyze_offset): New function.
5278 (create_data_ref): Likewise.
5279 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5280 dimensions for ARRAY_REFs only.
5281 (build_classic_dist_vector): Make static.
5282 (access_functions_are_affine_or_constant_p): Call macro to get the
5283 address of access functions.
5284 (compute_all_dependences): Add new parameter
5285 compute_self_and_read_read_dependences. Compute self and read-read
5286 dependences if it is true.
5287 (find_data_references_in_loop): Call create_data_ref. Initialize new
5289 (compute_data_dependences_for_loop): Add new parameter
5290 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5291 compute nb_loops. Call compute_all_dependences,
5292 build_classic_dist_vector and build_classic_dir_vector with correct
5294 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5295 with correct parameters. Compare dimensions for ARRAY_REFs only.
5296 (free_data_refs): Call macro to free access functions.
5297 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5298 fields from stmt_vinfo.
5299 (struct base_object_info): New structure.
5300 (struct data_reference): Move fields to base_object_info. Add fields
5301 first_location and object_info for above structures. Move fields from
5302 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5303 aligned_to. Add macros to access the new fields.
5304 Update functions declarations.
5305 * tree-flow.h (is_aliased_with): Declare.
5306 * tree-loop-linear.c (linear_transform_loops): Call
5307 compute_data_dependences_for_loop with correct parameters.
5308 * tree-ssa-alias.c (is_aliased_with): New function.
5309 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5310 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5311 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5312 vect_base_addr_differ_p, compute_subscript_distance and
5313 build_classic_dist_vector. Add printings. Check absolute value of
5315 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5317 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5318 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5319 to bytes. Add printing.
5320 (vect_compute_data_refs_alignment): Go through loads and stores in one
5322 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5323 vect_analyze_data_ref_access): Likewise.
5324 (vect_analyze_pointer_ref_access): Remove.
5325 (vect_address_analysis, vect_object_analysis): Likewise.
5326 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5327 and analyze data-refs in the loop.
5328 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5329 fields of data-ref instead of stmt. Add init to the offset from the
5331 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5332 (vect_update_init_of_dr): Likewise.
5333 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5334 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5336 (new_loop_vec_info): Initialize new fields.
5337 (destroy_loop_vec_info): Free new fields.
5338 (vect_strip_conversion): Remove.
5339 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5340 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5341 datarefs. Add new field ddrs.
5342 Add macros for the new fields access.
5343 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5344 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5345 Remove their macros.
5346 * tree.h (highest_pow2_factor): Declare.
5348 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5350 * calls.c (store_one_arg): Check for sibling call MEM arguments
5351 from already clobbered incoming argument area.
5353 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5355 * c-common.c (check_missing_format_attribute): New.
5356 * c-common.h (check_missing_format_attribute): Likewise.
5357 * c-typeck.c (convert_for_assignment): Use it.
5359 2005-07-24 Andreas Schwab <schwab@suse.de>
5361 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5362 register use a word move. Correct operand of ext.w in 68000 code.
5364 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5366 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5367 variables as declarations, rather than definitions.
5369 2005-07-24 Ira Rosen <irar@il.ibm.com>
5371 PR tree-optimization/22526
5372 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5375 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5377 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5378 that C99 reserve for future use. Use it to define clog10,
5379 clog10f and clog10l.
5381 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5383 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5384 * configure.ac: Check for -Wmissing-format-attribute.
5386 * configure: Regenerate.
5388 2005-07-23 Richard Henderson <rth@redhat.com>
5390 PR tree-optimization/22623
5391 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5393 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5396 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5398 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5400 * Makefile.in (C_TREE_H): Update dependencies.
5401 * c-tree.h: Include toplev.h.
5402 * diagnostic.h (diagnostic_set_info): Add format attribute.
5403 * rtl-error.c (diagnostic_for_asm): Likewise.
5405 2005-07-23 Chao-ying Fu <fu@mips.com>
5407 * config/mips/mips-dsp.md: New file.
5408 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5409 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5411 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5412 MIPS_BUILTIN_BPOSGE32.
5413 (mips_expand_builtin_direct): Add one parameter to indicate that
5414 builtin functions need to return a value.
5415 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5417 (mips_regno_to_class): Add classes for 12 new DSP registers.
5418 (mips_subword): Change to check four HI registers.
5419 (mips_output_move): Output move to and from 6 new DSP accumulators.
5420 (override_options): Make sure -mdsp and -mips16 are not used together.
5421 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5423 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5425 (print_operand): Add 'q' for printing DSP accumulators.
5426 (mips_cannot_change_mode_class): Check ACC_REGS.
5427 (mips_secondary_reload_class): Check ACC_REGS.
5428 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5429 (mips_register_move_cost): Check ACC_REGS.
5430 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5431 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5432 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5433 (dsp_bdesc): New array.
5434 (bdesc_arrays): Add DSP builtin function table.
5435 (mips_prepare_builtin_arg): Check predicate again after
5437 (mips_expand_builtin): Add one more parameter to
5438 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5439 MIPS_BUILTIN_BPOSGE32.
5440 (mips_init_builtins): Initialize new function types.
5441 (mips_expand_builtin_direct): Check if builtin functions need to
5442 return a value and pass operands properly.
5443 (mips_expand_builtin_bposge): New function.
5444 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5445 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5446 (FIRST_PSEUDO_REGISTER): Increase to 188.
5447 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5448 Update for 12 new DSP registers.
5449 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5450 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5451 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5452 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5453 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5454 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5455 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5456 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5457 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5458 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5459 (REGISTER_NAMES): Add names for 12 new DSP registers.
5460 * config/mips/mips.md: Include mips-dsp.md.
5461 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5462 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5463 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5464 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5465 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5466 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5467 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5468 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5469 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5470 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5471 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5472 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5473 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5474 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5475 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5476 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5477 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5478 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5479 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5480 (UNSPEC_RDDSP): New constants.
5481 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5482 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5484 * config/mips/mips.opt (-mdsp): New option.
5485 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5486 (reg_imm10_operand): New predicates.
5487 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5488 * doc/invoke.texi (-mdsp): Document new option.
5490 2005-07-22 DJ Delorie <dj@redhat.com>
5492 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5494 * tree-inline.c (inlinable_function_p): Likewise.
5496 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5499 * toplev.c (check_global_declarations): Do not mark undefined
5500 variables as DECL_IGNORED_P.
5501 * varasm.c (first_global_object_name): GTY it.
5502 (weak_global_object_name): Likewise.
5503 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5504 a string to go into {weak,first}_global_object_name.
5506 2005-07-22 DJ Delorie <dj@redhat.com>
5508 * c-format.c (check_function_format): Change warning control
5509 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5511 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5513 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5514 &PTR->FLD a dereference of PTR.
5515 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5516 a potential dereference of PTR.
5518 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5520 PR rtl-optimization/20370
5521 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5522 call allocate_reg_info if necessary.
5524 PR rtl-optimization/21848
5525 * calls.c (emit_library_call_value_1): For const functions, add
5526 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5528 PR rtl-optimization/22445
5529 * cselib.c (target.h): Include.
5530 (rtx_equal_for_cselib_p): Allow commutative matches.
5531 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5532 Remove MODE parameter. Changed all callers.
5534 PR rtl-optimization/22258
5535 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5537 (try_combine): Use likely_spilled_retval_p.
5539 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5541 * config.gcc: Add crx-elf support.
5543 * doc/contrib.texi: Mention crx.
5544 * doc/extend.texi: Document crx extensions.
5545 * doc/install.texi: Document crx install.
5546 * doc/invoke.texi: Document crx options.
5547 * doc/md.texi: Document crx constraints.
5549 * config/crx/crx-protos.h: New file.
5550 * config/crx/crx.c: New file.
5551 * config/crx/crx.h: New file.
5552 * config/crx/crx.md: New file.
5553 * config/crx/crx.opt: New file.
5554 * config/crx/t-crx: New file.
5556 2005-07-22 Manfred Hollstein <mh@suse.com>
5558 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5560 (int_add_graph_edge): Likewise.
5561 (collapse_nodes): Likewise.
5562 (process_unification_queue): Likewise.
5564 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5565 Laurent GUERBY <laurent@guerby.net>
5567 PR tree-optimization/22336
5568 * function.c (record_block_change): Check for
5569 cfun->ib_boundaries_block.
5571 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5573 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5574 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5576 2005-07-21 DJ Delorie <dj@redhat.com>
5578 * toplev.c (warn_deprecated_use): Add warning control to warning
5580 * c-typeck.c (parser_build_binary_op): Likewise.
5581 (c_finish_if_stmt): Likewise.
5582 * c-common.c (check_function_sentinel): Likewise.
5583 (check_nonnull_arg): Likewise.
5585 2005-07-21 Richard Henderson <rth@redhat.com>
5588 * tree-complex.c (complex_ssa_name_components): New.
5589 (cvc_lookup): Allow entry not found.
5590 (create_components): Remove.
5591 (create_one_component_var, get_component_var): New.
5592 (get_component_ssa_name, set_component_ssa_name): New.
5593 (extract_component): Use get_component_ssa_name.
5594 (update_complex_components): Use set_component_ssa_name.
5595 (update_complex_components_on_edge): Likewise.
5596 (update_phi_components): Create new PHI nodes directly, instead
5597 of adding insns to edges.
5598 (tree_lower_complex): Allocate and free complex_variable_components
5599 and complex_ssa_name_components here.
5601 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5603 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5604 revert to returning false.
5606 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5609 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5611 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5614 * config/i386/i386.md (cmpxf): Change operand constraints
5615 to "nonmemory_operand".
5617 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5619 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5621 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5624 * fold-const.c (fold_build1): Add checksum for the operands.
5625 (fold_build2): Likewise.
5626 (fold_build3): Likewise.
5628 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5631 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5633 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5635 * common.opt (-fforward-propagate): Committed by mistake,
5638 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5640 * reg-stack.c: Fix comment typo(s).
5641 * tree-ssa-operands.c: Likewise.
5642 * tree-vectorizer: Likewise.
5644 2005-07-21 Nick Clifton <nickc@redhat.com>
5646 * config/sh/symbian.c: Replace C++ style line comments with C
5647 style line comments.
5648 (symbian_add_attribute): Do not use a ? operator on the LHS of
5650 (sh_symbian_handle_dll_attribute): Change the type of the
5651 method vector to "VEC(tree,gc)*" and use vector accessor
5652 macros to walk over the elements.
5653 (symbian_export_vtable_and_rtti_p): Likewise.
5654 (symbian_class_needs_attribute_p): Likewise.
5656 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5659 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5660 initialize targetm.resolve_overloaded_builtin here.
5661 (altivec_expand_overloaded_builtin): Make it non-static.
5662 * config/rs6000/rs6000-protos.h
5663 (altivec_expand_overloaded_builtin): New prototype.
5664 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5665 targetm.resolve_overloaded_builtin here.
5666 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5668 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5669 Zdenek Dvorak <dvorakz@suse.cz>
5671 PR tree-optimization/19210
5672 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5674 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5675 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5676 rely on unproven assumptions.
5677 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5678 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5679 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5680 to number_of_iterations_exit.
5681 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5682 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5683 * tree-ssa-loop-niter.c (find_loop_niter,
5684 estimate_numbers_of_iterations_loop): Likewise.
5685 (number_of_iterations_exit): Honor the new options.
5686 * doc/invoke.texi (Wunsafe-loop-optimizations,
5687 funsafe-loop-optimizations): Document them.
5689 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5691 PR rtl-optimization/22167
5692 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5694 2005-07-20 Adam Nemet <anemet@lnxw.com>
5696 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5697 __do_global_dtors_aux longcall.
5699 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5701 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5702 (old_special_pred_table): Don't reference
5703 SPECIAL_MODE_PREDICATES.
5704 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5705 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5706 * config/sh/predicates.h: Don't mention
5707 SPECIAL_MODE_PREDICATES.
5708 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5711 2005-07-20 DJ Delorie <dj@redhat.com>
5713 * config.gcc: Add m32c-elf support.
5715 * doc/contrib.texi: Mention m32c.
5716 * doc/extend.texi: Document m32c extensions.
5717 * doc/install.texi: Mention m32c.
5718 * doc/invoke.texi: Document m32c options.
5719 * doc/md.texi: Document m32c constraints.
5721 * config/m32c/addsub.md: New file.
5722 * config/m32c/bitops.md: New file.
5723 * config/m32c/cond.md: New file.
5724 * config/m32c/jump.md: New file.
5725 * config/m32c/m32c-lib1.S: New file.
5726 * config/m32c/m32c-lib2.c: New file.
5727 * config/m32c/m32c-modes.def: New file.
5728 * config/m32c/m32c-pragma.c: New file.
5729 * config/m32c/m32c-protos.h: New file.
5730 * config/m32c/m32c.abi: New file.
5731 * config/m32c/m32c.c: New file.
5732 * config/m32c/m32c.h: New file.
5733 * config/m32c/m32c.md: New file.
5734 * config/m32c/m32c.opt: New file.
5735 * config/m32c/minmax.md: New file.
5736 * config/m32c/mov.md: New file.
5737 * config/m32c/muldiv.md: New file.
5738 * config/m32c/predicates.md: New file.
5739 * config/m32c/prologue.md: New file.
5740 * config/m32c/shift.md: New file.
5741 * config/m32c/t-m32c: New file.
5743 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5745 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5746 (stack_protect_set, stack_protect_test): New expanders.
5747 (stack_protect_set_si, stack_protect_set_si_media,
5748 stack_protect_set_di_media, stack_protect_test_si,
5749 stack_protect_test_si_media, stack_protect_test_di_media):
5752 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5754 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5756 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5758 * tree.h (tree_expr_nonzero_p): Export.
5759 * fold-const.c (tree_expr_nonzero_p): Likewise.
5760 Return true for CALL_EXPRs that are alloca calls.
5761 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5763 * tree-flow.h (expr_computes_nonzero): Remove.
5764 * tree-vrp.c (expr_computes_nonzero): Remove.
5765 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5766 (extract_range_from_unary_expr): Likewise.
5767 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5768 tree_expr_nonzero_p.
5770 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5772 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5773 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5774 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5775 All callers changed.
5776 (frame_related_constant_load): New arg "related" which controls
5777 setting of RTX_FRAME_RELATED_P. All callers changed.
5778 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5779 (bfin_expand_prologue): Add stack limit checking.
5780 * config/bfin/bfin.md (trapifcc): New pattern.
5782 * config/bfin/bfin.c: Include "langhooks.h".
5783 (def_builtin): Go through lang_hooks to call builtin_function.
5785 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5786 * config/bfin/predicates.md (symbol_ref_operand): New.
5787 (call_insn_operand): Delete. All callers changed to use
5788 register_no_elim_operand.
5789 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5791 (function_arg): Use it to generate the call's operand 2.
5792 (bfin_longcall_p): New function.
5793 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5794 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5795 determine if the address needs to be in a REG.
5796 (bfin_handle_longcall_attribute): New function.
5797 (bfin_attribute_table): Add "longcall" and "shortcall".
5798 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5799 (CUMULATIVE_ARGS): New member call_cookie.
5800 (PREDICATE_CODES): Add symbol_ref_operand.
5801 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5802 extra USE to the pattern.
5803 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5804 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5805 sibcall_value_insn; now the new patterns handle direct calls and the
5806 old ones indirect calls.
5807 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5809 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5811 * doc/trouble.texi: Update section on handling of empty loops.
5813 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5815 * config.gcc: Remove support for sparc-*-openbsd*,
5816 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5818 * config.host: Remove support for i860-*-sysv4* as a host.
5819 * config/i860/*, config/ip2k/*, config/ns32k/*,
5820 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5821 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5822 mention obsolete ports.
5824 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5826 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5828 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5829 of frame_pointer_rtx.
5830 (sh_expand_epilogue): Likewise.
5831 (sh_set_return_address): Likewise.
5832 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5833 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5834 offsets from FRAME_POINTER_REGNUM.
5835 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5836 (sh_register_names): Add initializer for sfp.
5837 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5838 (VALID_REGISTER_P): Likewise.
5839 (FIRST_PSEUDO_REGISTER): Update.
5840 (DWARF_FRAME_REGISTERS): Define.
5841 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5842 (HARD_FRAME_POINTER_REGNUM): Define.
5843 (FRAME_POINTER_REGNUM): Redefine.
5844 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5845 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5846 from FRAME_POINTER_REGNUM.
5847 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5848 FRAME_POINTER_REGNUM.
5849 (REG_CLASS_CONTENTS): Add sfp.
5850 (REG_ALLOC_ORDER): Likewise.
5851 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5852 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5853 of frame_pointer_rtx.
5854 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5856 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5858 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5859 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5860 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5862 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5865 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5867 Make CONSTRUCTOR use VEC to store initializers.
5868 * c-common.c (complete_array_type): Update to cope with VEC in
5870 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5871 (pp_c_constructor_elts): New function.
5872 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5873 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5874 struct constructor_stack, struct initializer_stack,
5875 constructor_elements, push_init_level, pop_init_level,
5876 add_pending_init, find_init_member, output_init_element): Update to
5877 cope with VEC in CONSTRUCTOR_ELTS.
5878 * coverage.c (build_fn_info_value, build_ctr_info_value,
5879 build_gcov_info): Likewise.
5880 * expr.c (categorize_ctor_elements_1, store_constructor,
5881 expand_expr_real_1): Likewise.
5882 * fold-const.c (fold_ternary): Likewise.
5883 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5884 gimplify_init_constructor, gimplify_expr): Likewise.
5885 * tree-dump.c (dequeue_and_dump): Likewise.
5886 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5888 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5890 * tree-sra.c (generate_element_init_1): Likewise.
5891 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5892 * tree-ssa-operands.c (get_expr_operands): Likewise.
5893 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5894 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5895 (get_initial_def_for_reduction): Likewise.
5896 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5897 value handle in annotations.
5898 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5899 tree_node_structure): Add support for constr_kind.
5900 (build_vector_from_ctor, build_constructor_single,
5901 build_constructor_from_list): New functions.
5902 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5903 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5904 Update to cope with VEC in CONSTRUCTOR_ELTS.
5905 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5906 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5907 CONSTRUCTOR_APPEND_ELT): New macros.
5908 (struct constructor_elt, struct tree_constructor): New data types.
5909 (union tree_node): Add tree_constructor field.
5910 * treestruct.def: Define TS_CONSTRUCTOR.
5911 * varasm.c (const_hash_1, compare_constant, copy_constant,
5912 compute_reloc_for_constant, output_addressed_constants,
5913 initializer_constant_valid_p, output_constant,
5914 array_size_for_constructor, output_constructor): Update to cope with
5915 VEC in CONSTRUCTOR_ELTS.
5916 * vec.h (VEC_empty, VEC_copy): New macros.
5918 2005-07-19 Devang Patel <dpatel@apple.com>
5920 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5922 2005-07-19 Richard Henderson <rth@redhat.com>
5925 * gimplify.c (gimplify_expr): Use main variant type for the temp
5926 destination for a discarded volatile read.
5927 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5928 casts between non-void types that change volatility.
5930 2005-07-15 DJ Delorie <dj@redhat.com>
5932 * toplev.h: Add comment about the first parameter for warning().
5933 * errors.h: Likewise.
5935 * c.opt (Wpragmas): New.
5936 * doc/invoke.texi: Document it.
5938 * function.c (do_warn_unused_parameter): Add warning control to
5940 * c-decl.c (warn_if_shadowing): Likewise.
5941 * c-lex.c (cb_def_pragma): Likewise.
5942 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5943 (pop_alignment): Likewise.
5944 (handle_pragma_pack): Likewise.
5945 (apply_pragma_weak): Likewise.
5946 (handle_pragma_weak): Likewise.
5947 (handle_pragma_redefine_extname): Likewise.
5948 (add_to_renaming_pragma_list): Likewise.
5949 (handle_pragma_extern_prefix): Likewise.
5950 (maybe_apply_renaming_pragma): Likewise.
5951 (handle_pragma_visibility): Likewise.
5953 * config/c4x/c4x-c.c (BAD): Likewise.
5954 (c4x_parse_pragma): Likewise.
5955 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5956 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5957 (rs6000_pragma_longcall): Likewise.
5958 * config/v850/v850-c.c (pop_data_area): Likewise.
5959 (ghs_pragma_section): Likewise.
5960 (ghs_pragma_section): Likewise.
5961 (ghs_pragma_interrupt): Likewise.
5962 (ghs_pragma_starttda): Likewise.
5963 (ghs_pragma_startsda): Likewise.
5964 (ghs_pragma_startzda): Likewise.
5965 (ghs_pragma_endtda): Likewise.
5966 (ghs_pragma_endsda): Likewise.
5967 (ghs_pragma_endzda): Likewise.
5969 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5970 Kenneth Zadeck <zadeck@naturalbridge.com>
5972 * Makefile.in: Removed tree-promote-statics.c
5973 * tree-promote-statics.c: Removed.
5974 * common.opt: Removed flag-promote-statics.
5976 * passes.c: Removed tree-promote-statics pass.
5977 * tree-pass.h: Ditto.
5978 * timevar.def: Removed TV_PROMOTE_STATICS.
5981 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5983 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5985 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5987 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5990 * c-common.c (check_function_arguments): Call
5991 'check_function_format' if either -Wformat or
5992 -Wmissing-format-attribute are specified.
5993 * c-format.c (check_function_format): Check -Wformat before
5994 calling 'check_format_info'.
5995 * c-opts.c (c_common_post_options): Don't warn for
5996 -Wmissing-format-attribute without -Wformat.
5997 * c-typeck.c (convert_for_assignment): Detect additional cases for
5998 -Wmissing-format-attribute.
5999 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6002 2005-07-19 Richard Guenther <rguenther@suse.de>
6004 * config/i386/i386.md (lrint<mode>2): Use temporary
6005 instead of clobbering non-existent memory.
6007 2005-07-19 Nick Clifton <nickc@redhat.com>
6009 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6010 statement to avoid displaying ASCII control characters.
6012 2005-07-19 Ben Elliston <bje@au.ibm.com>
6014 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6015 * cfganal.c (find_edge_index): Ditto.
6016 * combine.c (combine_instructions): Ditto.
6017 * ddg.c (create_scc): Ditto.
6018 (find_successors): Ditto.
6019 (find_predecessors): Ditto.
6020 (find_nodes_on_paths): Ditto.
6021 (longest_simple_path): Ditto.
6022 * flow.c (update_life_info): Ditto.
6023 (count_or_remove_death_notes): Ditto.
6024 (clear_log_links): Ditto.
6025 * modulo-sched.c (generate_reg_moves): Ditto.
6026 (find_max_asap): Ditto.
6027 (find_max_hv_min_mob): Ditto.
6028 (find_max_dv_min_mob): Ditto.
6029 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6030 * sched-rgn.c (extract_edgelst): Ditto.
6031 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6032 (dump_update_ssa): Ditto.
6033 (ssa_names_to_replace) Ditto.
6034 (switch_virtuals_to_full_rewrite): Ditto.
6035 (update_ssa): Ditto.
6036 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6038 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6040 Fix PR tree-optimization/22483
6042 * tree-complex.c (create_components): Use
6043 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6044 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6045 * tree-flow.h (safe_referenced_var_iterator): New structure.
6046 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6047 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6048 safe_referenced_var iterator.
6049 (add_type_alias): Ditto.
6051 2005-07-19 Steven Bosscher <stevenb@suse.de>
6053 * loop-init.c (rest_of_handle_loop2): Remove.
6054 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6055 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6056 (pass_rtl_loop_init, pass_rtl_loop_done,
6057 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6058 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6059 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6060 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6061 pass_tree_loop_done, and pass_tree_unswitch.
6062 (gate_loop): Rename to gate_tree_loop.
6063 * passes.c (init_optimization_passes): Update for renamed tree
6064 loop passes. Add the new loop2 passes as subpasses of loop2.
6065 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6066 Update for the renamed tree loop passes.
6068 2005-07-18 Ian Lance Taylor <ian@airs.com>
6071 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6072 blocks when optimizing.
6074 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6076 * common.opt (frename-registers): Initialize to 2.
6078 (fgcse-after-reload): Ditto.
6079 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6080 (process_options): Only change flag_web, flag_rename_registers,
6081 and flag_rerun_cse_after_loop if not explicitly set by user.
6083 2005-07-18 Jan Beulich <jbeulich@novell.com>
6085 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6086 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6087 in 64-bit mode the same as DImode in 32-bit mode.
6088 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6089 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6090 mode. Add new mode parameter.
6091 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6092 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6093 x86_64_shift_adj): New expanders.
6094 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6095 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6097 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6098 DImode shift splitters.
6099 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6100 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6103 2005-07-18 Jan Beulich <jbeulich@novell.com>
6105 * i386.md (movdi_extzv_1): New.
6106 (zero_extendhidi2): Combine alternatives and never force use of
6108 (zero_extendqidi2): Likewise. Don't restrict input selection.
6110 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6112 Fix PR tree-optimization/22531
6113 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6116 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6118 * tree-promote-statics.c (pass_promote_statics): Change dump file
6121 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6123 * tree-optimize.c (init_tree_optimization_passes): Add
6124 pass_eliminate_useless_stores pass.
6125 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6126 * tree-ssa-pre.c (is_copy_stmt): New function.
6127 (follow_copies_till_vuse): Ditto.
6128 (do_eustores): Ditto.
6129 (gate_eustores): Ditto.
6131 2005-07-16 Richard Henderson <rth@redhat.com>
6133 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6135 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6136 Kenneth Zadeck <zadeck@naturalbridge.com>
6138 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6139 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6140 ipa-type-escape.h, tree-promote-statics.c
6141 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6142 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6143 tree-promote-statics.c: new files.
6144 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6145 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6146 int nonlocal_set_p, mark_constant_function): Deleted.
6147 (rest_of_handle_cfg): Removed call to mark_constant_function.
6148 (nonoverlapping_component_refs_p): Added calls to support
6149 type based aliasing.
6150 * tree-ssa-alias.c (may_alias_p,
6151 compute_flow_insensitive_aliasing): Ditto.
6152 * calls.c (flags_from_decl_or_type): Removed reference to
6154 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6155 too many arguments. This is necessary for Spec 2000.
6156 * cgraph.h (const_function, pure_function): Removed.
6157 * common.opt: Added "fipa-pure-const", "fipa-reference",
6158 "fipa-type-escape", and "ftree-promote-static".
6160 * passes.c: Added ipa and tree-promote-statics passes.
6161 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6162 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6163 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6164 * tree-flow.h: Added exposed sra calls and addition of
6165 reference_vars_info field for FUNCTION_DECLS.
6166 * tree-pass.h: Added passes.
6167 * tree-sra.c: (sra_init_cache): New function.
6168 (sra_insert_before, sra_insert_after) Made public.
6169 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6171 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6172 aliasing. (may_alias_p): Added code to use type escape analysis to
6174 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6175 code to prune clobbers of static variables based on information
6176 produced in ipa-reference pass. Changed call clobbering so that
6177 statics are not marked as clobbered if the call does not clobber
6180 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6182 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6185 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6187 * doc/install.texi (*-*-solaris2*): Document recommended version
6188 of GNU binutils and mention GNU linker problem on Solaris 10.
6190 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6193 * c-decl.c (c_build_bitfield_integer_type): New function.
6194 (finish_struct): Call it.
6195 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6197 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6199 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6202 2005-07-16 Jan Hubicka <jh@suse.cz>
6204 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6205 (scale_bbs_frequencies_int): Watch roundoff errors.
6206 * predict.c (return_prediction): Initialize return_stmt.
6208 2005-07-16 Jan Hubicka <jh@suse.cz>
6210 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6211 after RTL profiling.
6213 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6216 * fold-const.c (build_range_check): Convert high/low to etype
6217 if we are only comparing against exp.
6219 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6221 Fix PR tree-optimization/22376
6222 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6224 (need_to_solve): New function.
6225 (compute_points_to_sets): Use it.
6227 2005-07-15 Jan Hubicka <jh@suse.cz>
6229 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6230 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6232 2005-07-15 Richard Guenther <rguenther@suse.de>
6234 * c-common.c (handle_flatten_attribute): New function.
6235 Add flatten function attribute.
6236 * doc/extend.texi: Document flatten function attribute.
6237 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6238 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6240 (cgraph_decide_inlining): Handle functions with flatten
6243 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6245 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6246 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6247 UNSPEC_XCHG, UNSPEC_AND): New.
6248 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6249 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6250 * config/rs6000/sync.md (FETCHOP): New code macro.
6251 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6253 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6254 (sync_compare_and_swap<mode>): Same.
6255 (sync_lock_test_and_set<mode>): Same.
6256 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6257 for QImode and HImode, and not PPC405.
6258 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6259 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6260 (sync_<fetchop>{si,di}_internal): New.
6261 (sync_nand{si,di}_internal): New.
6262 (sync_old_<fetchop>{si,di}_internal): New.
6263 (sync_old_nand{si,di}_internal): New
6264 (sync_new_<fetchop>{si,di}_internal): New.
6265 (sync_new_nand{si,di}_internal): New.
6266 (atomic_and{si,di}): New.
6267 (sync_new_nand{si,di}_internal): New.
6268 (atomic_and{si,di}): New.
6269 (sync_add<mode>_internal): Delete.
6270 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6271 (sync_sub<mode>_internal): Delte.
6272 (sync_subshort_internal): New.
6273 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6274 (sync_anddi_internal): Delete.
6275 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6276 (sync_booldi_internal): Delete.
6277 (sync_boolc<mode>_internal): Delete.
6278 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6279 (sync_boolc<mode>_internal2): Delete.
6280 (sync_boolcc<mode>_internal): Delete.
6281 (isync, lwsync): Use unspec instead of unspec_volatile.
6282 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6283 Revert UNSPEC_VOLATILE.
6284 (rs6000_split_atomic_op): New.
6285 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6287 2005-07-14 Eric Christopher <echristo@redhat.com>
6289 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6290 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6292 2005-07-14 Eric Christopher <echristo@redhat.com>
6294 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6296 2005-07-14 Steven Bosscher <stevenb@suse.de>
6298 PR tree-optimization/22230
6299 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6300 the computation of the four cross productions for "range op range".
6302 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6303 Ulrich Weigand <uweigand@de.ibm.com>
6306 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6309 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6311 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6313 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6315 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6317 2005-07-14 Richard Guenther <rguenther@suse.de>
6320 * config/i386/i386-protos.h (ix86_function_value): Change
6321 prototype to match new target hook.
6322 * config/i386/i386.c (ix86_value_regno): Change prototype
6323 to take extra type argument.
6324 (TARGET_FUNCTION_VALUE): Define.
6325 (ix86_function_ok_for_sibcall): Pass extra argument to
6326 ix86_value_regno, check return slot rtx for exact match.
6327 (ix86_function_value): Take extra parameter. Dispatch to
6328 ix86_value_regno with fndecl/fntype as provided.
6329 (ix86_value_regno): Handle extra type argument.
6330 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6332 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6333 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6334 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6335 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6336 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6338 2005-07-14 Richard Guenther <rguenther@suse.de>
6340 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6341 * calls.c (expand_call): Pass fntype to hard_function_value.
6342 (emit_library_call_value_1): Likewise.
6343 * explow.c: Include target.h.
6344 (hard_function_value): Take extra argument, the fntype.
6345 Use new target hook for function_value.
6346 * expr.h (hard_function_value): Change prototype.
6347 * function.c (aggregate_value_p): Pass 0 as fntype to
6348 hard_function_value.
6349 (assign_parms): Use new target hook for function_value.
6350 Pass 0 as fntype to hard_function_value.
6351 (expand_function_end): Likewise.
6352 * reg-stack.c: Include target.h.
6353 (stack_result): Use new target hook for function_value.
6354 * target-def.h: New target hook function_value.
6355 * target.h: Likewise.
6356 * targhooks.c (default_function_value): New function.
6357 * targhooks.h (default_function_value): Declare.
6359 2005-07-13 Ian Lance Taylor <ian@airs.com>
6361 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6363 2005-07-14 Jan Hubicka <jh@suse.cz>
6365 * tree-dfa.c (dump_variable): Use default_def function.
6366 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6367 * tree-ssa.c (verify_use): Likewise.
6368 * tree-ssanames.c (release_ssa_name): Likewise.
6369 * tree-tailcall.c (eliminate_tail_call): Likewise.
6370 (tree_optimize_tail_calls_1): Likewise.
6371 * tree-vrp.c (get_value_range): Likewise.
6373 2005-07-14 Ben Elliston <bje@au.ibm.com>
6375 * gcc.c (main): Compare language[0] with '*' when iterating over
6378 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6380 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6381 "s390_emit_compare". Add handling of CCZ1mode.
6382 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6383 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6385 (s390_branch_condition_mask): Add CCZ1mode handling.
6386 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6387 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6388 Use CCZ1mode instead of CCZmode.
6389 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6391 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6393 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6395 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6397 2005-07-13 Eric Christopher <echristo@redhat.com>
6399 * config/mips/mips.c (mips_canonicalize_comparison): New.
6400 (mips_emit_int_relational): Use.
6402 2005-07-13 Eric Christopher <echristo@redhat.com>
6404 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6406 * config/s390/s390.md: Include tpf.md. Move tpf specific
6408 * config/s390/tpf.md: To here.
6409 * config/s390/s390.opt: Move tpf specific options...
6410 * config/s390/tpf.opt: to here. Add mmain option.
6411 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6412 * config/s390/tpf.h: Rewrite.
6414 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6416 * doc/tm.texi: Remove @xref{Cross-profiling}.
6418 2005-07-13 Jeff Law <law@redhat.com>
6420 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6421 expressions, test their _DECL operands for pointer equality rather
6422 than using operand_equal_p.
6424 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6426 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6427 (TARGET_POSIX_IO): This.
6428 * config/darwin.h: Likewise.
6429 * config/freebsd.h: Likewise.
6430 * config/linux.h: Likewise.
6431 * config/lynx.h: Likewise.
6432 * config/netbsd.h: Likewise.
6433 * config/rs6000/linux64.h: Likewise.
6434 * config/rs6000/linux.h: Likewise.
6435 * config/s390/tpf.h: Likewise.
6436 * config/sh/embed-elf.h: Likewise.
6437 * config/sparc/linux64.h: Likewise.
6438 * config/sparc/linux.h: Likewise.
6439 * config/svr4.h: Likewise.
6440 * gcov-io.h: Likewise.
6442 * doc/tm.texi: Updated.
6444 * libgcov.c (create_file_directory): Defined only if
6445 TARGET_POSIX_IO is defined.
6446 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6449 2005-07-13 Jan Hubicka <jh@suse.cz>
6451 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6453 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6455 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6456 structure as argument.
6458 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6460 PR tree-optimization/21921
6461 * tree-iterator.c (tsi_link_before): Support the case when
6462 tsi_end_p (tsi) == true.
6464 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6466 PR tree-optimization/22442
6467 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6470 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6472 PR rtl-optimization/20376
6473 * toplev.c (process_options): Enable -fweb and -frename-registers when
6475 * doc/invoke.texi: Update the information about when -fweb and
6476 -frename-registers are enabled.
6478 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6481 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6482 if *rhs_p is not a SSA_NAME.
6484 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6486 Fix PR tree-optimization/22422
6487 * tree-ssa-structalias.c (struct variable_info): Add flag for
6489 (get_varinfo): Now a static function.
6490 (new_varinfo): init has_union and is_special_var to false.
6491 (solution_set_add): Check has_union.
6492 (do_da_constraint): Move temporary variable so it gets reset
6494 Also check for special variable.
6495 (do_ds_constraint): Ditto.
6496 (do_sd_constraint): Ditto.
6497 (do_structure_copy): Check for special variable.
6498 (find_func_aliases): Ditto.
6499 (init_base_vars): Set special vars properly.
6501 2005-07-13 Jan Hubicka <jh@suse.cz>
6503 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6506 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6507 (get_expr_operands): Fix thinko wrt flags and subvars.
6509 PR tree-optimize/22379
6510 * tree-inline.c (expand_call_inline): Do not output sorry in early
6513 2005-07-12 Dale Johannesen <dalej@apple.com>
6515 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6517 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6520 * host-linux.h: Include limits.h.
6522 2005-07-12 Dale Johannesen <dalej@apple.com>
6524 * expr.c (compress_float_constant): Add cost check.
6525 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6527 2005-07-12 Dale Johannesen <dalej@apple.com>
6529 * gcc.target/i386/compress-float-sse.c: New.
6530 * gcc.target/i386/compress-float-sse-pic.c: New.
6531 * gcc.target/i386/compress-float-387.c: New.
6532 * gcc.target/i386/compress-float-387-pic.c: New.
6533 * gcc.dg/compress-float-ppc.c: New.
6534 * gcc.dg/compress-float-ppc-pic.c: New.
6536 2005-07-12 Eric Christopher <echristo@redhat.com>
6538 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6540 * config/s390/s390.md: Include tpf.md. Move tpf specific
6542 * config/s390/tpf.md: To here.
6543 * config/s390/s390.opt: Move tpf specific options...
6544 * config/s390/tpf.opt: to here. Add mmain option.
6545 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6546 * config/s390/tpf.h: Rewrite.
6548 2005-07-12 Eric Christopher <echristo@redhat.com>
6550 * gcc.c (struct infile): Update comment for language.
6551 (main): Rewrite input file resetting code.
6553 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6556 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6557 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6558 (lookup_avail_expr): Use constant_boolean_node instead
6559 of boolean_false_node/boolean_true_node.
6561 2005-07-12 Ben Elliston <bje@au.ibm.com>
6563 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6564 and use it when printing num_edges.
6566 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6568 * doc/extend.texi (Blackfin Built-in Functions): New section.
6569 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6572 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6574 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6575 s/cmpstrsi/cmpstrnsi
6576 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6578 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6579 (init_optabs): Initialize cmpstrn_optab.
6580 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6581 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6582 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6583 * config/i386/i386.md: s/cmpstr/cmpstrn
6584 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6585 * doc/md.texi: Update documentation.
6587 2005-07-11 Richard Henderson <rth@redhat.com>
6589 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6590 build_va_arg_indirect_ref.
6591 (alpha_gimplify_va_arg): Likewise.
6592 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6593 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6594 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6595 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6596 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6597 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6599 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6601 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6603 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6604 * passes.c (init_optimization_passes): Add pass_empty_loop.
6605 * tree-pass.h (pass_empty_loop): Declare.
6606 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6607 try_remove_empty_loop, remove_empty_loops): New functions.
6608 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6609 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6611 2005-07-12 Peter Barada <peter@the-baradas.com>
6615 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6616 in address registers.
6617 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6618 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6619 alternative of addsi3_5200.
6621 2005-07-11 Ian Lance Taylor <ian@airs.com>
6623 * config/mips/mips.md (ffs<mode>2): Remove.
6625 2005-07-11 Ian Lance Taylor <ian@airs.com>
6627 * doc/tree-ssa.texi (Cleanups): Improve description of
6629 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6631 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6633 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6634 * tree.h (DECL_ARGUMENT_FLD): New macro.
6636 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6638 Fix PR tree-optimization/22404
6640 * tree-ssa-structalias.c (create_variable_info_for): Use
6643 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6645 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6646 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6647 for second comparison operand.
6648 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6650 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6651 (define_insn_reservation "alu"): Likewise.
6652 (csync, ssync): Now of type sync.
6653 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6654 -mcsync-anomaly -mspecld-anomaly.
6655 * config/bfin/bfin.opt (mcsync): Remove.
6656 (mcsync-anomaly, mspecld-anomaly): Add.
6657 * config/bfin/bfin.c: Include "insn-codes.h".
6658 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6659 (TARGET_DEFAULT_TARGET_FLAGS): New.
6660 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6662 2005-07-11 Steven Bosscher <stevenb@suse.de>
6664 * basic-block.h: Give the BB flags enum a name, bb_flags.
6665 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6666 * cfgcleanup.c (enum bb_flags): Remove here.
6667 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6668 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6669 (update_forwarder_flag): Likewise.
6670 (thread_jump): Likewise.
6671 (try_forward_edges): Likewise.
6672 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6673 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6674 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6676 2005-07-11 Richard Guenther <rguenther@suse.de>
6678 * config/i386/i386.opt: New target option -msseregparm.
6679 * config/i386/i386.c (override_options): Error out for
6680 -msseregparm but no SSE support.
6681 (ix86_function_sseregparm): Check for global sseregparm.
6682 * doc/invoke.texi: Document -msseregparm.
6684 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6686 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6687 (m32rle-*-linux*): Ditto.
6689 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6691 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6692 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6695 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6699 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6700 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6702 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6704 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6705 (varmap): Heapify varmap.
6706 (constraints): Heapify constraints.
6707 (struct constraint_graph): Heapify succs and preds.
6708 (constraint_vec_find): Update for heapification.
6709 (constraint_set_union): Ditto.
6710 (insert_into_complex): Ditto.
6711 (constraint_edge_vec_find): Ditto.
6712 (erase_graph_self_edge): Ditto.
6713 (add_graph_edge): Ditto.
6714 (get_graph_weights): Ditto.
6715 (merge_graph_nodes): Ditto.
6716 (build_constraint_graph): Ditto.
6717 (topo_visit): Ditto.
6718 (solve_graph): Ditto.
6719 (create_variable_info_for): Ditto.
6720 (init_base_vars): Ditto.
6721 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6722 (condese_varmap_nodes): Free complex vector.
6723 (clear_edges_for_node): Clear succs and preds vector.
6725 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6727 * tree-ssa-structalias.c (update_alias_info): Change counting of
6728 references to not include vdefs.
6730 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6732 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6735 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6737 * pa.c (pa_commutative_p): Make PLUS commutative when
6738 TARGET_NO_SPACE_REGS is true.
6740 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6742 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6743 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6744 * tree-dfa.c (dump_subvars_for): New.
6745 (debug_subvars_for): New.
6746 (dump_variable): Show subvariables if VAR has them.
6747 * tree-flow-inline.h (get_subvar_at): New.
6748 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6749 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6751 (struct subvar): Change fields offset and size to unsigned
6753 (dump_subvars_for): Declare.
6754 (debug_subvars_for): Declare.
6755 (get_subvar_at): Declare.
6756 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6757 to unsigned HOST_WIDE_INT *.
6758 (overlap_subvar): Likewise.
6759 * tree-gimple.c (is_gimple_reg): Always return false for
6760 SFTs and memory tags.
6761 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6763 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6764 (compute_may_aliases): Call compute_points_to_sets.
6765 (collect_points_to_info_for): Remove.
6766 (compute_points_to_and_addr_escape): Remove.
6767 (delete_alias_info): Call delete_points_to_sets.
6768 (compute_flow_sensitive_aliasing): If the call to
6769 find_what_p_points_to returns false, call set_pt_anything.
6770 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6771 (set_pt_anything): Clear pi->pt_vars.
6772 (set_pt_malloc): Remove.
6773 (merge_pointed_to_info): Remove.
6774 (add_pointed_to_expr): Remove.
6775 (add_pointed_to_var): Remove.
6776 (collect_points_to_info_r): Remove.
6777 (is_escape_site): Make extern.
6779 (create_overlap_variables_for): Call it.
6780 * tree-ssa-copy.c (merge_alias_info): Never merge
6781 flow-sensitive alias information.
6782 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6783 offset and size to be unsigned HOST_WIDE_INT.
6784 (add_to_addressable_set): Rename from note_addressable.
6785 Set TREE_ADDRESSABLE as the variables are added to the set.
6787 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6788 operands into VUSEs when adding V_MAY_DEFs for members in an
6790 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6791 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6792 (struct variable_info): Add bitfield is_heap_var.
6793 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6794 (new_var_info): Initialize is_heap_var.
6795 (get_constraint_for): Add HEAP variables to the symbol table.
6796 Mark them with is_heap_var.
6797 (update_alias_info): New. Taken mostly from the old
6798 compute_points_to_and_addr_escape.
6799 (handle_ptr_arith): New.
6800 (find_func_aliases): Call update_alias_info.
6801 Call handle_ptr_info for tcc_binary expressions.
6802 Call mark_stmt_modified.
6803 (create_variable_info_for): If DECL has subvars, do not create
6804 variables for its subvars. Always add all the fields.
6805 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6806 SFTs, then add all the SFTs of the structure.
6807 If VI->DECL is an aggregate with subvariables, add the SFT at
6809 (find_what_p_points_to): If VI is an artificial variable,
6810 translate to bitfields in SSA_NAME_PTR_INFO.
6811 If the solution is empty, set pi->pt_vars to NULL
6812 (init_base_vars): Create ANYOFFSET.
6813 (compute_points_to_sets): Rename from create_alias_vars.
6815 (pass_build_pta): Remove.
6816 (delete_points_to_sets): Rename from delete_alias_vars.
6817 (pass_del_pta): Remove.
6818 * tree-ssa-structalias.h (struct alias_info): Move from
6820 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6821 NUM_REFERENCES_SET): Likewise.
6822 (compute_points_to_sets, delete_points_to_sets): Declare.
6824 2005-07-09 Richard Henderson <rth@redhat.com>
6826 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6827 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6828 alpha_split_lock_test_and_set_12): New functions.
6829 * config/alpha/alpha-protos.h: Update.
6830 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6831 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6832 * config/alpha/sync.md (I12MODE): New.
6833 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6834 (sync_<fetchop_name><I48MODE>): Likewise.
6835 (sync_nand<I48MODE>): Likewise.
6836 (sync_old_<fetchop_name><I48MODE>): Likewise.
6837 (sync_new_<fetchop_name><I48MODE>): Likewise.
6838 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6839 (sync_compare_and_swap<I48MODE>): Likewise.
6840 (sync_lock_test_and_set<I48MODE>): Likewise.
6841 (sync_compare_and_swap<I12MODE>): New.
6842 (sync_compare_and_swap<I12MODE>_1): New.
6843 (sync_lock_test_and_set<I12MODE>): New.
6844 (sync_lock_test_and_set<I12MODE>_1): New.
6846 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6850 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6852 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6854 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6855 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6857 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6860 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6862 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6864 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6865 memory_operand constraint.
6866 (store_conditional_<mode>): Same.
6867 (sync_compare_and_swap<mode>): Same.
6868 (sync_lock_test_and_set<mode>): Same.
6870 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6872 Rewrite PIC support to more closely model actual instructions.
6873 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6874 (cris_symbol): Remove prototypes for removed functions.
6875 (cris_pic_symbol_type_of, cris_valid_pic_const)
6876 (cris_expand_pic_call_address): Prototypes for new functions.
6877 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6879 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6881 <case ':'>: Add case for new punctuation character.
6882 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6883 emitting (extra) PIC modifier.
6884 <case UNSPEC>: Do not assert for PLT.
6885 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6886 (cris_expand_prologue, cris_expand_epilogue): Check
6887 for pic_offset_table_rtx usage instead of taking
6888 current_function_uses_pic_offset_table as the final word.
6889 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6890 Remove flag_pic difference.
6891 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6892 the moral equivalents of...
6893 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6895 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6896 (cris_handle_option): Mark ARG as unused.
6897 (cris_expand_pic_call_address): New worker function for "call",
6899 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6900 output PIC constructs here.
6901 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6902 as symbol-specific modifers, not whole or part of operands.
6903 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6904 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6905 constants and flag_pic.
6906 (CONSTANT_INDEX_P): Adjust for new functions.
6907 (enum cris_pic_symbol_type): New helper type.
6908 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6909 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6910 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6912 ("movsi"): Emit actual instructions for GOT and relative access.
6913 ("*movsi_got_load"): New pattern to set up the register holding
6915 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6916 Adjust FIXME for 'S'.
6917 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6918 Use "movs" for -fpic cases.
6919 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6920 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6921 ("call", "call_value"): Just call cris_expand_pic_call_address for
6923 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6924 Remove special pattern.
6925 ("*expanded_call_side", "*expanded_call_value_side"): New
6927 (gotplt-to-plt, gotplt-to-plt-side-call)
6928 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6930 * config/cris/cris/predicates.md
6931 ("cris_general_operand_or_gotless_symbol"): Remove unused
6933 ("cris_general_operand_or_symbol"): Adjust for new functions.
6935 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6937 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6939 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6941 * Makefile.in (TREE_H): Add treestruct.def.
6942 (c-decl.o): Add pointer-set.h
6943 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6944 visibility on regular DECL's.
6945 (merge_decls): Fix the copying of decl nodes of various types for
6946 the new structures. Don't update RTL, section name, weak status,
6947 etc, on DECL's without RTL.
6948 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6949 Don't check volatile on non-variable types.
6950 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6951 to check whether we have seen arguments.
6952 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6953 flag is checked before field (flag is common, field is not).
6954 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6955 TS_DECL_COMMON could have an origin.
6956 (add_location_or_const_value_attribute): Don't check section name
6957 on non-var/function decls.
6958 (dwarf2out_var_location): Reverse order of tests.
6959 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6960 with DECL_WRTL_CHECK.
6961 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6962 * fold-const.c (fold_binary): Don't check weakness on
6963 non-var/function decls.
6964 (tree_expr_nonzero_p): Ditto.
6965 (fold_checksum_tree): Use tree_decl_extra as sizeof
6967 * ggc-page.c (extra_order_size_table): Add sizes for
6968 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6970 * gimplify.c (gimplify_bind_expr): Only set
6971 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6972 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6974 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6975 * langhooks.h (init_ts). New langhook.
6976 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6977 * print-tree.c (print_node): Update to only print fields that
6978 exist in the structures the passed decl has.
6979 * toplev.c (wrapup_global_declarations): Don't reset
6980 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6981 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6982 * tree-inline.c (remap_decl): Ditto.
6983 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6984 * tree-pretty-print.c (print_declaration): Don't print
6985 DECL_REGISTER on things that don't contain it.
6986 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6987 non-var/function decls.
6988 * tree.c (tree_contains_struct): New structure.
6989 (init_priority_for_decl): New hashtable.
6990 (tree_int_map): New structure.
6991 (tree_int_map_eq): New function.
6992 (tree_int_map_marked_p): Ditto.
6993 (tree_int_map_hash): Ditto.
6994 (tree_map): Move to tree.h.
6995 (tree_map_eq): Externalize.
6996 (tree_map_hash): Ditto.
6997 (tree_map_marked_p): Ditto.
6998 (init_ttree): Set up tree_contains_struct and call langhook.
6999 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7000 (tree_code_size): Update for new structures.
7001 (tree_node_structure): Update for new structures.
7002 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7004 (copy_node_stat): Copy init priority.
7005 (build_decl_stat): Ditto for visibility.
7006 (ts_enum_names): New.
7007 (tree_contains_struct_check_failed): New function.
7008 (decl_init_priority_lookup): Ditto.
7009 (decl_init_priority_insert): Ditto.
7010 * treestruct.def: New file.
7011 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7012 (CONTAINS_STRUCT_CHECK): Ditto.
7013 (tree_contains_struct_check_failed): New prototype.
7014 (DECL_CHECK): Removed.
7015 (DECL_MINIMAL_CHECK): New.
7016 (DECL_COMMON_CHECK): Ditto.
7017 (DECL_WRTL_CHECK): Ditto.
7018 (DECL_NON_COMMON_CHECK): Ditto.
7019 (DECL_WITH_VIS_CHECK): Ditto.
7020 (VAR_OR_FUNCTION_DECL_P): Ditto
7021 (struct tree_decl_minimal): New structure.
7022 (struct tree_decl_common): Ditto.
7023 (struct tree_decl_with_rtl): Ditto.
7024 (struct tree_decl_with_vis): Ditto.
7025 (struct tree_decl_non_common): Ditto.
7026 (struct tree_field_decl): Ditto.
7027 (struct tree_parm_decl): Ditto.
7028 (struct tree_var_decl): Ditto.
7029 (struct tree_function_decl): Ditto.
7030 (struct tree_const_decl): Ditto.
7031 (struct tree_result_decl): Ditto.
7032 (union tree_node): Add new structures.
7033 * var-tracking.c (track_expr_p): Reverse order of tests.
7035 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7037 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7039 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7040 * system.h: Poison FINALIZE_PIC.
7041 * doc/tm.texi (FINALIZE_PIC): Remove.
7043 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7046 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7047 to the correct type if we have a MODIFY_EXPR.
7049 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7051 PR tree-optimization/22360
7052 * tree.c (upper_bound_in_type): Fix calculations for casting
7053 to a non-wider signed type and casting a signed value to a
7054 wider unsigned type.
7055 (lower_bound_in_type): Fix calculations for casting to a
7056 non-wider signed type.
7058 PR tree-optimization/20139
7059 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7061 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7062 fold_cond_expr_cond.
7063 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7064 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7066 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7069 * tree-complex.c (expand_complex_libcall): Produce
7070 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7072 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7074 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7075 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7076 b" assert and inserted fastpath code for this case.
7077 (bitmap_ior): Removed "a != b" assert.
7079 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7081 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7082 (ENDFILE_SPEC): Likewise.
7083 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7085 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7086 a large stack frame at epilogue.
7088 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7090 * final.c: Include sdbout.h when required.
7092 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7094 * config.gcc (*-*-darwin*): Only one target-specific header file
7096 (powerpc-*-darwin*): Add version-specific header files.
7097 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7098 * config.in: Regenerate.
7099 * configure: Regenerate.
7100 * gcc.c: Include xregex.h.
7101 (version_compare_spec_function): New.
7102 (spec_function): Add version-compare.
7103 (replace_outfile_spec_function): Reformat comment.
7104 (compare_version_strings): New.
7105 * config/darwin-c.c (version_as_macro): New.
7106 (builtin_define): New.
7107 (darwin_cpp_builtins): New.
7108 * config/darwin-protos.h (darwin_cpp_builtins): New.
7109 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7110 (LIB_SPEC): Make unconditional, update comment.
7111 (TARGET_C99_FUNCTIONS): Define.
7112 * config/darwin.opt: Sort.
7113 (mmacosx-version-min=): New.
7114 * config/darwin7.h: Delete.
7115 * config/darwin8.h: Delete.
7116 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7117 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7118 (TARGET_C99_FUNCTIONS): Define.
7119 * config/rs6000/darwin7.h: New.
7120 * config/rs6000/darwin8.h: New.
7121 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7122 (-mmacosx-version-min): Document.
7124 2005-07-07 Ian Lance Taylor <ian@airs.com>
7126 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7128 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7131 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7133 2005-07-07 Khem Raj <kraj@mvista.com>
7135 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7136 in bytes, not words.
7138 2005-07-07 Paul Brook <paul@codesourcery.com>
7140 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7141 DEFAULT_FUNCTION_ARG_PADDING to upward.
7143 2005-07-07 Richard Henderson <rth@redhat.com>
7145 * function.c (locate_and_pad_parm): Record parameter alignment in
7146 stack_alignment_needed.
7148 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7150 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7151 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7152 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7153 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7154 (define_attr "type"): Add isync, sync, load_l, store_c.
7155 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7156 Create scratch volatile MEM.
7157 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7159 (load_locked_<mode>): New.
7160 (store_conditional_<mode>): New.
7161 (sync_compare_and_swap<mode>): Replace with splitter.
7162 (sync_lock_test_and_set<mode>): Replace with splitter.
7163 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7165 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7166 is ics. Attribute isync.
7167 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7169 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7170 and UNSPECV_SYNC_OP.
7171 (emit_unlikely_jump): New.
7172 (emit_load_locked): New.
7173 (emit_store_conditional): New.
7174 (rs6000_split_compare_and_swap): New.
7175 (rs6000_split_lock_test_and_set): New.
7176 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7177 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7178 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7179 rs6000_split_lock_test_and_set): Declare.
7180 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7181 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7182 store_c, isync, sync.
7184 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7186 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7187 filenames to gtyp-gen.h.
7188 (s-typ-gen): Use it in place of for loops.
7190 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7192 * hooks.c (hook_bool_rtx_int_false): New function.
7193 * hooks.h (hook_bool_rtx_int_false): Declare.
7194 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7195 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7196 * target.h (struct gcc_target): Add commutative_p member.
7197 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7198 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7199 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7200 (pa_commutative_p): New function.
7201 * jump.c (target.h): Include.
7202 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7203 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7205 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7207 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7208 (s390_expand_setmem): New.
7209 * config/s390/s390.c: Likewise.
7210 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7212 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7213 general_operand. Call new function "s390_expand_setmem".
7214 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7215 ("setmem_long", "*setmem_long"): ... this.
7217 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7219 * config/s390/s390.c: (optimization_options): Enable
7220 TARGET_MVCLE at -Os.
7221 * doc/invoke.texi: Document changes in default behaviour.
7222 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7224 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7226 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7227 defined by back-end.
7229 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7231 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7232 all sets in the pattern.
7233 * config/rs6000/rs6000.md (stack_protect_testsi,
7234 stack_protect_testdi): Likewise.
7236 2005-07-06 Jeff Law <law@redhat.com>
7238 * tree-vrp.c (simplify_using_ranges): Kill.
7239 (vrp_finalize): Remove call to simplify_using_ranges.
7240 (simplify_stmt_using_ranges): New function extracted from
7241 simplify_using_ranges.
7242 (simplify_div_or_mod_using_ranges): Likewise.
7243 (simplify_abs_using_ranges): Likewise.
7244 (simplify_cond_using_ranges): New function.
7245 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7246 * tree-ssa-propagate.c (substitute_and_fold): Call
7247 simplify_stmt_using_ranges if we have range information.
7249 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7251 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7252 ia64_flag_schedule_isns2.
7254 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7255 reading/writing general registers.
7256 (ia64_function_arg): Revert 2005-06-18 change.
7258 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7260 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7261 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7263 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7265 * function.c (expand_function_end): Revert part of 2005-06-27
7266 patch. Do sjlj_emit_function_exit_after after return_label.
7268 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7270 * doc/install.texi (--disable-libssp): New.
7272 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7274 * doc/invoke.texi: Update -fforce-mem documentation.
7275 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7276 code for -fforce-mem.
7277 * expmed.c: (store_bit_field,store_fixed_bit_field,
7278 extract_bit_field): Ditto.
7279 * expr.c: (convert_move): Ditto.
7280 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7281 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7282 emit_conditional_add,expand_float,expand_fix): Ditto.
7283 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7284 (common_handle_option): Issue warning when -fforce-mem specified.
7286 2005-07-06 Paul Brook <paul@codesourcery.com>
7288 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7290 * configure: Regenerate.
7292 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7294 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7296 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7298 Fix PR tree-optimization/22319
7299 Fix PR tree-optimization/22140
7300 Fix PR tree-optimization/22310
7302 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7303 variable sized types.
7304 Use correct type for intermediate structure on *a = *b structure
7307 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7309 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7311 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7312 (machine_function): Move typedef to...
7313 * config/rs6000/rs6000.c (machine_function): ... here. Add
7314 varargs_save_offset field.
7315 (rs6000_stack_t): Remove varargs_size field.
7316 (setup_incoming_varargs): Allocate varargs save area using
7317 assign_stack_local, try to make it as small as possible.
7318 Save offset from virtual_stack_vars_rtx to the save area
7319 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7320 instead of magic 8 when fp word byte size is used.
7321 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7322 instead of -RS6000_VARARGS_SIZE.
7323 (rs6000_stack_info, debug_stack_info,
7324 rs6000_initial_elimination_offset): Remove all traces of
7326 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7327 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7328 RS6000_VARARGS_AREA.
7330 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7332 PR tree-optimization/21963
7333 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7334 constant_multiple_of in the same way get_computation_cost_at does.
7336 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7338 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7339 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7340 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7341 and return its previous value.
7342 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7343 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7345 (stack_protect_set, stack_protect_test): New expanders.
7346 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7347 stack_protect_testdi): New insns.
7348 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7349 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7351 2005-07-06 Jeff Law <law@redhat.com>
7353 * tree-ssa-dce.c (cfg_altered): New global.
7354 (tree_dce_init): Initialize cfg_altered.
7355 (remove_dead_stmt): If we remove an edge in the CFG, then set
7357 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7360 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7362 * Makefile.in (stamp-collect-ld): Use
7363 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7364 ./collect-ld if it already exists.
7365 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7366 Don't remove ./nm if it already exists.
7368 2005-07-05 Devang Patel <dpatel@apple.com>
7370 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7371 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7372 * tree-vectorizer.c (vect_loop_location): New.
7373 (vect_print_dump_info): Use vect_loop_location.
7374 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7375 (vectorize_loops): Set vect_loop_location.
7376 * tree-vect-analyze.c (vect_analyze_offset_expr,
7377 vect_determin_vectorization_factor, vect_analyze_operations,
7378 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7379 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7380 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7381 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7382 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7383 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7384 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7385 vect_analyze_loop): Adjust vect_print_dump_info API.
7386 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7387 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7388 vect_finish_stmt_generation, vectorizable_assignment,
7389 vectorizable_operation, vectorizable_store, vectorizable_load,
7390 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7391 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7392 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7393 vect_transform_loop): Same.
7394 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7395 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7398 2005-07-05 Randolph Chung <tausq@debian.org>
7400 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7401 * configure: Regenerate.
7402 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7403 (pa_tls_referenced_p): Declare.
7404 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7405 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7406 (legitimize_tls_address): New.
7407 (hppa_legitimize_address): Handle TLS addresses.
7408 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7409 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7410 (emit_move_sequence): Handle TLS addresses.
7411 (pa_encode_section_info): Call default handler to handle common
7413 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7414 (CONSTANT_ADDRESS_P): Reject TLS operands.
7415 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7416 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7417 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7418 (UNSPEC_TLSLE): Define new constants.
7419 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7420 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7421 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7422 (tie_symbolic_operand, tle_symbolic_operand): New
7424 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7426 * aclocal.m4: Update macros for autoconf 2.59 style.
7427 * configure.ac: Likewise.
7429 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7431 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7432 (function_arg): Pass small aggregates in general registers on 32-bit
7434 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7436 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7438 * Makefile.in (final.o): Fix dependencies.
7440 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7444 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7445 * langhooks.c (lhd_expr_to_decl): New.
7446 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7448 (LANG_HOOKS_INITIALIZER): Update.
7449 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7450 expr_to_decl langhook.
7451 * c-tree.h (c_expr_to_decl): Declare.
7452 * c-typeck.c (c_expr_to_decl): New.
7453 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7455 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7457 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7460 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7461 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7463 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7465 * Makefile.in: Adjust dependencies.
7466 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7467 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7468 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7469 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7470 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7471 rest_of_compilation.
7473 * bb-reorder.c (gate_duplicate_computed_gotos,
7474 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7475 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7476 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7477 pass_partition_blocks): New.
7478 * bt-load.c (gate_handle_branch_target_load_optimize,
7479 rest_of_handle_branch_target_load_optimize,
7480 pass_branch_target_load_optimize): New.
7481 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7483 * cfglayout.c (pass_insn_locators_initialize): New.
7484 * cfgrtl.c (pass_free_cfg): New.
7485 * combine.c (gate_handle_combine, rest_of_handle_combine,
7487 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7488 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7489 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7490 * except.c (pass_set_nothrow_function_flags,
7491 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7493 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7494 rest_of_handle_shorten_branches, pass_shorten_branches,
7495 rest_of_clean_state, pass_clean_state): New.
7496 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7497 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7498 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7500 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7501 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7502 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7503 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7505 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7506 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7507 pass_rtl_ifcvt, gate_handle_if_after_combine,
7508 rest_of_handle_if_after_combine, pass_if_after_combine,
7509 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7510 pass_if_after_reload): New.
7511 * integrate.c (pass_initial_value_sets): New.
7512 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7513 pass_purge_lineno_notes): New.
7514 * mode-switching.c (rest_of_handle_mode_switching,
7515 pass_mode_switching): New.
7516 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7517 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7519 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7520 pass_loop_optimize): New.
7521 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7523 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7525 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7526 pass_postreload_cse): New.
7527 * profile.c (gate_handle_profiling, pass_profiling,
7528 rest_of_handle_branch_prob, pass_branch_prob): New.
7529 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7530 pass_split_before_regstack, gate_handle_split_before_regstack,
7531 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7532 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7533 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7534 pass_stack_regs): New.
7535 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7536 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7537 pass_stack_adjustments): New.
7538 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7539 pass_regrename): New.
7540 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7541 pass_delay_slots, gate_handle_machine_reorg,
7542 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7543 * rtl.h (extern void purge_line_number_notes): New.
7544 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7545 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7547 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7549 * value-prof.c (gate_handle_value_profile_transformations,
7550 rest_of_handle_value_profile_transformations,
7551 pass_value_profile_transformations): New.
7552 * var-tracking.c (gate_handle_var_tracking,
7553 pass_variable_tracking): New.
7554 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7556 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7557 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7558 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7559 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7560 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7561 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7562 rest_of_handle_gcse2, rest_of_handle_regmove,
7563 rest_of_handle_tracer, rest_of_handle_if_conversion,
7564 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7565 rest_of_handle_web, rest_of_handle_branch_prob,
7566 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7567 rest_of_handle_jump_bypass, rest_of_handle_combine,
7568 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7569 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7570 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7571 rest_of_handle_mode_switching, rest_of_handle_jump,
7572 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7573 rest_of_handle_flow2, rest_of_handle_jump2,
7574 rest_of_handle_peephole2, rest_of_handle_postreload,
7575 rest_of_handle_shorten_branches, rest_of_clean_state,
7576 rest_of_compilation): Remove.
7578 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7579 * passes.c (dump_flags, in_gimple_form, all_passes,
7580 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7581 register_dump_files, next_pass_1, last_verified, execute_todo,
7582 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7583 from tree-optimize.c.
7584 (init_optimization_passes): Moved from tree-optimize.c,
7585 adding the RTL optimizations.
7586 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7587 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7588 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7589 register_dump_files, next_pass_1, last_verified, execute_todo,
7590 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7591 init_tree_optimization_passes, ipa_passes): Delete.
7592 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7594 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7595 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7597 (ipa_passes): Remove.
7598 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7599 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7600 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7601 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7602 (dump_info_p, dump_flag): Moved to tree-dump.h.
7604 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7606 * passes.c (finish_optimization_passes): Use dump_begin
7607 and dump_end, TDI_end.
7608 (gate_rest_of_compilation): New.
7609 (pass_rest_of_compilation): Use it.
7610 (gate_postreload, pass_postreload): New.
7611 * toplev.c (general_init): Rename init_tree_optimization_passes.
7612 * toplev.h (init_tree_optimization_passes): Rename to
7613 init_optimizations_passes.
7614 * tree-dump.c (dump_flag): Make static.
7615 (dump_files): Remove RTL dumps.
7616 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7617 pass_cleanup_cfg, pass_free_cfg_annotations,
7618 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7619 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7620 * tree-pretty-print.c: Include tree-pass.h.
7621 * cgraph.c: Include tree-dump.h.
7623 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7625 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7626 Only fall back to saying it points to readonly memory if
7629 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7631 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7632 * config/m32r/m32r.c (m32r_compute_frame_size,
7633 m32r_expand_prologue): Take current_function_profile into
7634 account whenever we reference
7635 current_function_uses_pic_offset_table.
7636 (m32r_finalize_pic): Remove.
7637 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7639 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7641 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7642 instead of $<. Don't remove ./as if it already exists.
7644 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7647 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7648 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7649 for complex modes when generating code for PA 1.0.
7650 (VALID_FP_MODE_P): New macro.
7651 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7652 sets for all general and floating point modes. Align wide floating
7653 point modes to even register boundaries to comply with architectural
7655 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7656 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7657 (VALID_FP_MODE_P): New macro.
7658 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7659 sets for all general and floating point modes. Align wide floating
7660 point modes to even register boundaries to comply with architectural
7663 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7665 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7668 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7670 * tree-ssa-structalias.c: Don't include expr.h.
7672 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7674 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7677 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7679 Fix PR tree-optimization/22279
7681 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7684 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7686 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7688 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7690 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7691 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7692 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7693 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7694 config/stormy16/stormy16.c, config/v850/v850.c,
7695 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7696 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7697 Avoid "." or "\n" at end of diagnostics and capital letters at
7698 start of diagnostics.
7699 * combine.c, cse.c: Don't translate dump file output.
7700 * toplev.c (print_version): Only translate output if going to
7703 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7705 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7706 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7709 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7711 * pa.c (fix_range): Fix typo in comment.
7713 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7715 * tree-vrp.c (extract_range_from_assert): Replace
7716 fold (build (...)) with fold_build2.
7718 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7720 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7721 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7722 (format_types_orig, handle_format_attribute): Add support for
7725 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7727 * varasm.c (assemble_variable): Fix format specifier thinko.
7729 2005-07-03 Ira Rosen <irar@il.ibm.com>
7731 PR tree-optimization/22029 (and 22135)
7732 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7733 a phi node before calling dump_vops.
7735 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7737 * tree-dump.h (dump_string_field): Declare.
7738 * tree-dump.c: Use it instead of dump_string.
7739 (dump_string_field): Make non-static.
7741 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7743 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7744 up the minimal CFG stuff always when optimize > 0. Call
7745 split_all_insns_noflow in PIC case if needed.
7747 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7748 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7751 * c-decl.c (c_write_global_declarations): Dump contents of
7753 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7754 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7755 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7756 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7759 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7761 * c-common.h (GCC_DIAG_STYLE): Define.
7762 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7763 version for format checking to 4.1.
7764 * c-format.c: Include toplev.h after c-common.h.
7765 (enum format_type): Add gcc_tdiag_format_type.
7766 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7767 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7768 (format_types_orig): Add gcc_tdiag.
7769 (init_dynamic_diag_info): Support gcc_tdiag formats.
7770 (handle_format_attribute): Likewise.
7771 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7772 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7773 version for format checking to 4.1.
7774 (warning0, warning, error, pedwarn, sorry): Use
7776 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7777 (finish_aliases_1): Do not use %qE.
7778 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7779 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7780 Correct format bugs.
7781 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7782 parameter to unsigned HOST_WIDE_INT.
7783 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7785 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7788 * expr.c (write_complex_part): Use adjust_address for MEM.
7789 (read_complex_part): Same.
7791 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7793 Fix PR tree-optimization/22280
7795 * tree-sra.c (generate_element_init): Remove useless loop.
7797 2005-07-02 Richard Henderson <rth@redhat.com>
7799 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7801 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7803 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7806 * fold-const.c (fold_binary): Handle the return value of
7807 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7808 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7810 2005-07-02 Jeff Law <law@redhat.com>
7812 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7813 a eliminate type conversion which feeds an equality comparison
7814 if the original type or either operand in the comparison is a
7817 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7819 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7820 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7822 * config/avr/avr.c: Do not use '`' as left quote.
7823 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7824 Remove "." from end of diagnostics. Make diagnostics start with
7827 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7828 Joseph S. Myers <joseph@codesourcery.com>
7830 * toplev.c (default_tree_printer): Handle setting location with
7832 * c-objc.common.c (c_tree_printer): Likewise.
7833 * c-format.c (gcc_diag_flag_specs): Add '+'.
7834 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7835 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7837 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7838 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7839 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7840 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7841 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7842 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7843 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7844 format arguments where %J is used without %D.
7846 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7848 * gcc.c (LINK_SSP_SPEC): Define.
7849 (link_ssp_spec): New variable.
7850 (LINK_COMMAND_SPEC): Add %(link_ssp).
7851 (static_specs): Add link_ssp_spec.
7852 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7853 * configure: Rebuilt.
7854 * config.in: Rebuilt.
7856 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7857 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7858 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7859 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7860 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7861 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7862 -0x7008(2) instead of reading __stack_chk_guard variable.
7863 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7865 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7866 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7867 if TARGET_THREAD_SSP_OFFSET is defined.
7868 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7869 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7872 2005-06-27 Richard Henderson <rth@redhat.com>
7873 * libgcc-std.ver (GCC_4.1.0): New.
7874 * libgcc.h (__stack_chk_guard): Declare.
7875 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7876 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7877 * mklibgcc.in (lib2funcs): Add them.
7879 2005-07-01 Richard Henderson <rth@redhat.com>
7881 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7882 void * before struct sigcontext *.
7883 (x86_fallback_frame_state): Likewise.
7885 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7887 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7889 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7892 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7893 we check for SSA_NAME for.
7895 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7897 Fix PR tree-optimization/22071
7899 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7901 (get_constraint_for_component_ref): Use it.
7903 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7906 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7907 print out the last new line.
7909 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7911 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7912 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7913 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7914 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7915 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7916 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7917 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7918 (enum reg_class): New member CC0_REGS.
7919 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7920 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7921 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7922 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7923 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7924 Adjust for register now described.
7926 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7929 * config/i386/i386.md (stack_protect_test_si,
7930 stack_protect_test_di): Add earlyclobber for scratch 3.
7931 * config/rs6000/rs6000.md (stack_protect_testsi,
7932 stack_protect_testdi): Add earlyclobber for scratch 3,
7933 remove earlyclobber from scratch 4.
7935 Older entries for 2005 can be found in ChangeLog-2005.