1 2005-10-31 James E. Wilson <wilson@specifix.com>
4 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
5 ifdef. Put ifdefs around call in gen_subprogram_die.
6 (compute_frame_pointer_to_cfa_displacement): Likewise.
7 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
10 PR rtl-optimization/17356
11 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
12 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
14 2005-10-31 Jan Hubicka <jh@suse.cz>
17 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
20 * i386.c (legitimize_pic_address): Deal with large immediates.
23 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
24 from symbol names while computing checkup.
27 * predict.c (predict_loops): Do not estimate more than
28 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
29 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
31 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
33 PR tree-optimization/19097
34 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
36 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
38 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
40 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
43 * tree-inline.c (setup_one_parameter): If the init_stmt
44 is NULL, don't insert the statement.
46 2005-10-30 Jan Hubicka <jh@suse.cz>
48 PR tree-optimization/24172
49 * tree-inline.c (copy_body_r): Unshare the substituted value first.
51 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
53 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
54 constants for hosts with long != 32 bits.
56 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
59 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
61 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
63 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
64 (TARGET_MS1_16_002): New.
65 (TARGET_MS1_16_003): New.
67 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
68 ("*decrement_and_branch_until_zero_no_clobber"): New.
69 Add corresponding splitter for decrement_and_branch_until_zero
71 Key all decrement_and_branch_until_zero patterns off of
74 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
77 * tree-complex.c (extract_component): Treat RESULT_DECL
78 like the rest of the decls.
80 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
82 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
83 indirect call to _mcount if the function needs a static chain.
85 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
86 Caroline Tice <ctice@apple.com>
88 PR rtl-optimization/24460
89 * dwarf2out.c (have_switched_text_sections): New boolean variable.
90 (dwarf2out_switch_text_section): Set it to true instead of
91 incrementing separate_line_info_table_in_use.
92 (output_loc_list): Additionally test have_switched_text_sections.
93 (output_ranges): Likewise.
94 (dwarf2out_finish): Likewise.
95 * varasm.c (assemble_start_function): Do not call
96 insert_section_boundary_note.
97 (assemble_end_function): If flag_reorder_blocks_and_partition,
98 switch to the function's section before emitting the .size directive.
99 * bb-reorder.c (insert_section_boundary_note): Staticify.
100 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
101 * output.h (insert_section_boundary_note): Delete.
103 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
106 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
107 instead of pointer equality when comparing types.
109 2005-10-24 James E. Wilson <wilson@specifix.com>
111 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
112 add_dependence_list_and_free calls.
114 2005-10-24 Steven Bosscher <stevenb@suse.de>
116 * contrib.texi: Add the names of the LLNL folks who donated
117 Cray pointer support for gfortran.
119 2005-10-24 Steven Bosscher <stevenb@suse.de>
121 PR tree-optimization/24225
122 * profile.c (branch_prob): Look from end to start through a
123 basic block when looking for a locus.
125 2005-10-24 Richard Henderson <rth@redhat.com>
127 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
129 (hppa_expand_prologue): Likewise.
131 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
133 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
134 (NO_DEFERRED_PROFILE_COUNTERS): Define.
135 * pa.h (NO_PROFILE_COUNTERS): Define.
136 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
137 (funcdef_nos): New vector to hold label numbers of deferred profile
139 (output_deferred_profile_counters): New function.
140 (hppa_profile_hook): Push label number onto funcdef_nos.
141 (pa_hpux_file_end): Call output_deferred_profile_counters if
142 NO_DEFERRED_PROFILE_COUNTERS is false.
144 * pa-protos.h (get_deferred_plabel): New prototype.
145 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
147 (output_call): Adjust calls.
149 2005-10-24 Alan Modra <amodra@bigpond.net.au>
151 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
152 peculiarity of GOT/TOC section usage.
154 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
157 * c-common.c (constant_string_class_name): Add documentation.
159 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
162 * recog.c (peephole2_optimize): Increment peep2_current_count
163 only when the slot is empty.
165 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
168 * except.c (output_function_exception_table): Call
169 assemble_external_libcall if we need a personality function.
171 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
173 PR rtl-optimization/24460
174 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
175 set the basic block for barriers.
177 2005-10-21 Janis Johnson <janis187@us.ibm.com>
179 * var-tracking.c (vt_initialize): Initialize post.
181 2005-10-21 Devang Patel <dpatel@apple.com>
184 * c-common.c (vector_types_convertible_p): Check vector element type.
186 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
188 * config/sh/sh.c (prepare_move_operands): Handle the address
189 constant which is a tls symbolic address plus a constant.
191 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
194 * gcc.c (main): Use the correct counter for erroring out
195 about mulitple files.
197 2005-10-21 Alan Modra <amodra@bigpond.net.au>
200 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
201 use r2 for 64-bit tls .got access.
203 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
205 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
208 2005-10-20 Steven Bosscher <stevenb@suse.de>
210 PR tree-optimization/24307
211 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
213 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
216 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
218 * varasm.c (find_decl_and_mark_needed): After cgraph global info
219 is ready, stop marking functions, but still mark variables.
221 2005-10-20 Richard Guenther <rguenther@suse.de>
224 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
227 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
229 PR rtl-optimization/23585
230 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
231 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
232 (may_trap_p_1): New predicate extracted from...
233 (may_trap_p): ... here. Invoke may_trap_p_1.
234 (may_trap_or_fault_p): New predicate.
235 * rtl.h (may_trap_or_fault_p): Declare it.
236 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
237 instead of may_trap_p.
238 (steal_delay_list_from_fallthrough): Likewise.
239 (fill_simple_delay_slots): Likewise.
240 (fill_slots_from_thread): Likewise.
241 * function.c (pad_to_arg_alignment): Rework comment about
242 SPARC_STACK_BOUNDARY_HACK.
243 * config/sparc/sparc.h: Likewise.
245 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
247 * config/s390/s390.c (s390_expand_insv): New.
248 * config/s390/s390-protos.h (s390_expand_insv): Declare.
249 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
250 ("icm_hi"): Remove mode attribute.
251 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
253 ("*extracthi", "*extractqi"): Remove.
254 (extv<mode>", "*extzv<mode>"): New.
255 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
256 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
258 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
260 * cfgexpand.c (discover_nonconstant_array_refs_r,
261 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
262 (tree_expand_cfg): Call discover_nonconstant_array_refs.
263 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
264 discover_nonconstant_array_refs.
266 2005-10-19 Steven Bosscher <stevenb@suse.de>
269 * c-decl.c (pop_scope): Don't warn about an unused variable
270 if it is marked with TREE_NO_WARNING.
271 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
272 somenow mismatch and olddecl is to be replaced.
274 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
277 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
278 whether registers live on the edge can be saved/restored.
280 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
282 * config/sh/sh.c (fixup_mova): Skip notes.
284 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
286 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
287 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
288 (s390_can_eliminate): Handle BASE_REGNUM elimination.
289 (s390_initial_elimination_offset): Likewise.
290 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
291 register on TARGET_ZARCH targets.
292 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
293 (INITIAL_FRAME_POINTER_OFFSET): Remove.
294 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
295 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
297 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
299 * config/s390/s390.md: Comment describing output modifiers updated.
300 * config/s390/s390.c (print_operand): Likewise.
302 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
304 * config/s390/s390.c (override_options): Added check for -mstack-size
306 * doc/invoke.texi: Mention that limit in the documenation.
308 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
311 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
313 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
315 Fix PR tree-optimization/24231
317 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
318 (compute_avail): Ditto.
320 2005-10-18 Richard Henderson <rth@redhat.com>
323 * config/i386/i386.c (legitimate_constant_p): Check
324 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
326 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
327 (legitimate_pic_address_disp_p): Reorg CONST checking to make
328 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
330 (print_operand_address): Likewise.
331 * config/i386/predicates.md (x86_64_immediate_operand): Test
332 SYMBOL_REF_TLS_MODEL properly inside CONST.
333 (x86_64_zext_immediate_operand): Likewise.
334 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
335 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
336 * config/i386/i386-protos.h: Remove predicates.md entries.
338 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
340 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
341 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
343 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
344 Ian Lance Taylor <ian@airs.com>
347 * fold-const.c (fold_widened_comparison): Do not allow range based
348 constant folding when right operand cannot be unwidened.
350 2005-10-17 Richard Henderson <rth@redhat.com>
352 * builtins.c (expand_builtin_synchronize): Build a new-style asm
353 with a memory clobber.
355 2005-10-17 James E Wilson <wilson@specifix.com>
357 PR rtl-optimization/17356
358 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
359 checking for EDGE_EH.
361 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
363 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
364 the slot on an even boundary for any type with 16-byte alignment.
366 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
369 * md.texi (Modifiers) <%>: Clarify that % doesn't work
370 after register allocation.
372 2005-10-17 DJ Delorie <dj@redhat.com>
374 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
377 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
380 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
383 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
385 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
386 to 2 if it's already non-zero.
387 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
388 is set and warn about it if flag_schedule_insns is 1.
390 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
392 * config/crx/crx.md: Compare-and-branch instructions need to
395 2005-10-17 Uros Bizjak <uros@kss-loka.si>
398 * config/i386/i386.md (*pushdi2_rex64 splitter)
399 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
400 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
401 flow2 pass only when (optimize > 0 && flag_peephole2).
403 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
406 * gcc.c (have_c): New static variable.
408 (process_command): Remove declation of have_c.
409 Set have_o to 1 when handling -o.
410 (main): Add a fatel error if there are multiple
411 files specified and -o and -c/-S is passed witout
412 -combine or multiple languages.
414 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
416 Fix PR tree-optimization/22444
417 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
418 Assert that we don't hit something with subvars.
419 (setup_pointers_and_addressables): Don't add things with subvars,
420 because we'll already process the subvars for aliasing purposes.
422 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
425 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
426 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
427 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
428 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
429 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
430 swapped, alternatives for the R constraint.
433 * builtins.c (get_builtin_sync_mode): Make unlimited
434 mode_for_size request.
436 2005-10-15 Richard Henderson <rth@redhat.com>
438 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
439 (gimplify_expr): ... here.
440 (gimplify_compound_lval): Use it in initial scan loop. Allow
441 fb_lvalue in base expression.
443 2005-10-15 Richard Henderson <rth@redhat.com>
446 * builtins.c (expand_builtin_trap): Export.
447 * expr.h (expand_builtin_trap): Declare.
448 * expr.c (expand_assignment): Emit a trap for integral offsets
449 from registers that weren't reduced to bitpos.
451 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
452 (mark_array_ref_addressable): Remove.
453 * tree-flow.h (mark_array_ref_addressable): Remove.
454 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
456 2005-10-15 James E Wilson <wilson@specifix.com>
459 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
460 (add_dependence_list_and_free): Likewise.
461 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
464 2005-10-15 Diego Novillo <dnovillo@redhat.com>
468 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
469 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
471 (vrp_visit_phi_node): Only prevent infinite iterations when
472 the previous result and the new result are both VR_RANGEs.
474 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
476 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
479 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
482 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
485 2005-10-14 Per Bothner <per@bothner.com>
487 PR preprocessor/21250
488 * c-ppoutput.c (print_line): Print internal line 0 as 1.
490 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
493 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
494 overflow flags. Refactor some conditionals.
496 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
499 * tree-dfa.c (add_referenced_var): Only look at decls which
500 have TREE_CONSTANT or TREE_READONLY set instead of if
501 !TREE_PUBLIC or !TREE_CONSTANT.
503 2005-10-13 James E Wilson <wilson@specifix.com>
505 * doc/invoke.texi: For -x, add f95-cpp-input.
506 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
508 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
510 PR tree-optimization/24262
511 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
512 in loop all the time.
514 2005-10-12 Richard Henderson <rth@redhat.com>
517 * tree.h (DECL_TRANSPARENT_UNION): Remove.
518 * function.c (assign_parm_find_data_types): Don't support it.
519 * print-tree.c (print_node): Likewise.
520 * c-common.c (handle_transparent_union_attribute): Likewise.
521 Use build_duplicate_type.
522 * tree-inline.c (remap_type_1): Split out of remap_type;
523 properly remap aggregate fields.
524 (build_duplicate_type): New.
525 * doc/extend.texi (Variable Attributes): Remove documentation
526 for transparent_union.
528 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
531 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
532 (gen_stack_pointer_dec): Likewise.
534 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
538 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
540 (struct cxx): Add adjust_class_at_definition target hook.
541 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
542 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
543 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
544 hook_void_tree. Add to TARGET_CXX.
545 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
547 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
548 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
549 instead of attribute. Check for dllexport override. Warn if
550 inconsistent dll linkage. Don't lose old dllimport if decl has
551 had address referenced. Tweak lookup of dllimport atribute.
552 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
553 for target specific rules. Don't add dllimport attribute if
554 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
556 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
557 * varasm.c (initializer_constant_valid_p): Replace
558 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
562 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
563 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
564 (i[34567]86-*-mingw32*): Likewise.
566 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
567 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
569 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
570 C++-specific code. Change return value to bool.
571 (i386_pe_dllimport_p): Likewise.
572 (associated_type): Simplify and make language-independent
573 (i386_pe_encode_section_info): Replace override of ambiguous
574 dllimport symbol refs with a gcc_assert.
575 (i386_pe_valid_dllimport_attribute_p): Define.
576 * config/i386/winnt-cxx.c: New file. Define C++ versions of
577 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
578 i386_pe_adjust_class_at_definition.
579 * config/i386/winnt-stubs.c: New file. Define stub versions of
580 lang-specific functions.
581 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
582 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
583 i386_pe_adjust_class_at_definition.
584 (i386_pe_valid_dllimport_attribute_p): Declare.
585 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
586 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
587 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
590 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
591 dllimport attribute with test of DECL_DLLIMPORT_P.
593 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
595 * combine.c (make_extraction): Correct offset computation.
597 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
599 * config/cris/t-linux (LIMITS_H_TEST): Define.
601 2005-10-12 Richard Henderson <rth@redhat.com>
604 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
606 2005-10-12 Richard Guenther <rguenther@suse.de>
608 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
610 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
613 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
614 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
617 2005-10-12 Richard Guenther <rguenther@suse.de>
620 * varasm.c (output_constant): Correct typo from previous
623 2005-10-11 Ian Lance Taylor <ian@airs.com>
625 PR rtl-optimization/13931
626 * combine.c: Revert patch of 2003-05-14, and:
627 (try_combine): Only set elim_i1 and elim_i2 if the destination is
628 completely killed in the appropriate insn.
629 (distribute_notes): Don't skip multiple hard register test for
632 2005-10-11 Richard Henderson <rth@redhat.com>
635 * c-typeck.c (convert_for_assignment): Use build_constructor_single
636 to initialize a transparent union instead of a nop_expr.
638 2005-10-11 Richard Henderson <rth@redhat.com>
640 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
641 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
642 (tree_ssa_dce_loop): Call scev_reset.
645 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
646 * tree-ssa-dce.c: Include cfgloop.h.
647 (tree_ssa_dce_loop, pass_dce_loop): New.
648 * tree-pass.h (pass_dce_loop): Declare it.
649 * passes.c (init_optimization_passes): Use it.
651 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
654 * convert.c (convert_to_real): Revert 2005-10-05 patch.
655 Only apply the optimization for rounding builtins if the inner
656 cast is also an extension.
658 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
661 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
662 mark_new_vars_to_rename instead of update_stmt.
664 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
666 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
668 2005-10-11 Jakub Jelinek <jakub@redhat.com>
670 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
671 for setting MMX register to 0 rather than mmx.
673 2005-10-10 Steve Ellcey <sje@cup.hp.com>
676 * configure.ac: Move gas check from mips specific case to common case.
677 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
678 * configure: Regenerate
679 * doc/install.texi: Update.
681 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
684 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
686 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
688 * gcc.c (do_spec_1): Accept numeric characters in file name
691 2005-10-10 Nick Clifton <nickc@redhat.com>
693 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
694 describing the deleted arm_gen_rotated_half_load function.
696 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
698 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
701 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
703 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
705 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
706 (EXTRA_MULTILIB_PARTS): Define.
707 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
708 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
709 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
710 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
711 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
712 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
714 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
716 PR tree-optimization/24226
717 * tree-cfg.c (remove_bb): Clean up unreachable loops.
718 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
719 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
722 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
724 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
726 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
729 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
730 Rewrite for no need for the early clobber.
732 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
734 Merge from csl-arm-branch:
735 2005-09-07 Paul Brook <paul@codesourcery.com>
736 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
739 2005-04-30 Paul Brook <paul@codesourcery.com>
740 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
741 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
743 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
744 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
745 (arm_override_options): Use TARGET_AAPCS_BASED.
746 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
747 (PTRDIFF_TYPE): Use int for AAPCS.
748 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
749 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
750 (DEFAULT_SHORT_ENUMS): Delete.
751 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
753 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
754 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
755 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
756 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
758 2004-12-03 Mark Mitchell <mark@codesourcery.com>
759 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
761 2004-11-22 Mark Mitchell <mark@codesourcery.com>
762 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
764 2004-11-19 Mark Mitchell <mark@codesourcery.com>
765 * config.gcc (arm*-*-linux-gnueabi): Add it.
766 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
768 (TARGET_OS_CPP_BUILTINS): Likeiwse.
769 * config/arm/linux-eabi.h: New file.
770 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
771 (LINUX_TARET_LINK_SPEC): Likewise.
773 * config/arm/t-linux-eabi: New file.
775 2005-10-08 Steven Bosscher <stevenb@suse.de>
778 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
780 (PARAM_SMS_DFA_HISTORY): Likewise.
782 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
785 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
786 (load_register_parameters): Call it.
787 (check_sibcall_argument_overlap_1): Likewise.
788 (store_one_arg): Likewise.
790 2005-10-07 James E. Wilson <wilson@specifix.com>
792 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
793 DImode not VECINT24 for operand 2.
796 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
800 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
801 fr_spill): Use destination_operand for operand 0.
803 2005-10-07 DJ Delorie <dj@redhat.com>
805 * varasm.c (output_constant): Limit error to expanding
808 2005-10-07 Richard Guenther <rguenther@suse.de>
811 * fold-const.c (fold_binary): Fix operand types during folding
812 of X op (A, Y). Evaluation order of the side-effects of
813 X and A are frontend-defined, so ensure we honour that even for
814 tcc_comparison class operands; eased by removing duplicate code.
816 2005-10-07 Steve Ellcey <sje@cup.hp.com>
818 * stor-layout.c (layout_type): Do not allow alignment of array
819 elements to be greater than their size.
821 2005-10-07 Steve Ellcey <sje@cup.hp.com>
823 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
825 (hppa*-*-linux*): Ditto.
826 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
827 * config/host-hpux.c: New.
828 * config/x-hpux: New.
829 * config/pa/x-hpux: Remove.
830 * config/pa/x-linux: Remove.
831 * config/pa/pa-host.c: Remove.
833 2005-10-07 Jeff Law <law@redhat.com>
835 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
836 determine whether or not to try and thread outgoing edges.
838 2005-10-07 David Edelsohn <edelsohn@gnu.org>
840 * config/rs6000/rs6000.md (eqsi_power): New.
841 (neg_eq0si): Add TARGET_POWER to final condition.
844 2005-10-06 Richard Henderson <rth@redhat.com>
846 * config/rs6000/rs6000.c: Revert last change.
848 2005-10-06 Richard Henderson <rth@redhat.com>
850 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
851 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
853 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
857 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
858 out return_label and naked_return_label.
860 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
862 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
865 2005-10-06 Richard Henderson <rth@redhat.com>
868 * tree-inline.c (declare_return_variable): Handle modify_dest not
871 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
873 Fix PR tree-optimization/22488
874 * tree-ssa-structalias.c (check_for_overlaps): New function.
875 (create_variable_info_for): Use it.
877 2005-10-06 Richard Henderson <rth@redhat.com>
880 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
881 (dwarf2out_start_source_file): Print it.
883 2005-10-06 Geoffrey Keating <geoffk@apple.com>
885 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
887 2005-10-06 Richard Henderson <rth@redhat.com>
890 * mode-switching.c (optimize_mode_switching): Clear transp bit
891 for block with incomming abnormal edges.
893 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
894 (fpscr_set_from_mem): Use them.
895 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
896 (fpscr postinc splitters): Rewrite as peephole2+split.
898 2005-10-06 David Edelsohn <edelsohn@gnu.org>
900 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
901 (eq<mode>_compare): Same.
903 2005-10-06 Richard Guenther <rguenther@suse.de>
905 PR tree-optimization/24238
906 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
908 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
910 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
911 here. Use AC_PATH_PROG for environment variables instead of
913 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
915 * configure: Regenerated.
917 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
920 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
921 then force it into a register.
922 (call_value): Likewise.
924 2005-10-06 Richard Henderson <rth@redhat.com>
927 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
928 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
929 under pass_vectorize.
931 2005-10-05 Devang Patel <dpatel@apple.com>
934 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
935 handling constants. Check NAMESPACE_DECL context for constants.
937 2005-10-05 Eric Christopher <echristo@apple.com>
939 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
941 2005-10-05 Richard Henderson <rth@redhat.com>
944 * tree-cfg.c (mark_array_ref_addressable_1): New.
945 (mark_array_ref_addressable): New.
946 * tree-flow.h (mark_array_ref_addressable): Declare.
947 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
949 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
953 * reload.c (subst_reloads): When adding a REG_LABEL to a
954 jump instruction, also update JUMP_LABEL.
956 2005-10-05 David Edelsohn <edelsohn@gnu.org>
958 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
959 * bb-reorder.c (copy_bb_p): Use it.
960 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
962 2005-10-05 Richard Henderson <rth@redhat.com>
965 * toplev.c (process_options): Warn about unsupported combinations
966 of unwind tables and omit-frame-pointer.
967 * config/i386/i386.c (override_options): Similarly. Enable
968 accumulate-outgoing-args if not explicitly disabled.
970 2005-10-05 Steve Ellcey <sje@cup.hp.com>
972 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
973 Handle big endian vs. small endian.
974 (vec_initv2sf): Handle big endian vs. small endian.
975 (*vec_extractv2sf_1): Ditto.
977 2005-10-05 Dale Johannesen <dalej@apple.com>
979 * convert.c (convert_to_real): Don't convert
980 (float)floor(double d) to floorf((float)d).
982 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
984 * config/arm/arm.md (insv): Use gen_int_mode in more places.
986 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
988 PR tree-optimization/18587
989 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
990 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
991 build_vuses): Change to VEC type.
992 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
993 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
994 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
995 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
996 (get_name_decl): New. Return DECL_UID of base variable.
997 (operand_build_cmp): New. qsort comparison routine.
998 (operand_build_sort_virtual): New. Sort virtual build vector.
999 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1000 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1001 (FINALIZE_BASE): Use get_name_decl.
1002 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1003 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1004 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1005 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1006 direct VEC_* manipulations.
1007 (build_ssa_operands): Call operand_build_sort_virtual.
1008 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1009 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1010 with direct VEC_* manipulations.
1011 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1012 with direct VEC manipulations.
1014 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1016 PR tree-optimization/21419
1017 PR tree-optimization/24146
1018 PR tree-optimization/24151
1020 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1021 (build_asm_expr): Call it if outputs are read-only.
1022 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1024 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1025 Paolo Bonzini <bonzini@gnu.org>
1029 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1030 enable the instructions and not just the built-ins.
1031 * doc/invoke.texi (x86 Options): Likewise.
1033 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1035 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1037 * doc/invoke.texi (Option Summary): Correct spelling
1038 of -mmacosx-version-min.
1040 2005-10-04 Devang Patel <dpatel@apple.com>
1042 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1045 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1047 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1048 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1050 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1052 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1053 ("TE","tg"): New mode attributes.
1054 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1055 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1056 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1057 dword_mode and one for GPRmode.
1059 2005-10-04 Ian Lance Taylor <ian@airs.com>
1061 PR preprocessor/13726
1062 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1063 any comments passed in.
1065 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1067 * tree.c (annotate_with_file_line): Fix typo.
1069 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1072 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1073 type used to access data in the inlined length == 1 case, use
1074 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1075 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1077 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1079 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1080 TARGET_SSE3 and only for TARGET_80387.
1081 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1082 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1083 Do not depend on TARGET_80387.
1085 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1087 * tree.c (last_annotated_node): Change type to location_t*.
1088 (annotate_with_file_line): Reflect the change of
1089 last_annotated_node type.
1091 2005-10-04 Richard Guenther <rguenther@suse.de>
1094 * c-decl.c (grokdeclarator): Don't write to fields
1097 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1100 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1102 * varasm.c (make_decl_rtl): If a register variable does not
1103 have a set user assmbler name, error out.
1104 Decode the asmspec is now name+1 bypassing '*'.
1106 2005-10-04 Steven Bosscher <stevenb@suse.de>
1108 PR tree-optimization/23049
1109 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1110 of a COND_EXPR is folded before calling fold on the whole rhs of a
1111 conditional assignment.
1112 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1113 document that a COND_EXPR may appear there.
1115 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1118 * tree-vrp.c (extract_range_from_assert): If the new numeric
1119 range created out of the assertion contradicts the existing
1120 numeric range of the ASSERT_EXPR variable, make the new range
1123 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1125 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1126 from T_REGS to FP register class.
1128 2005-10-03 Richard Henderson <rth@redhat.com>
1131 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1132 before creating a new one.
1134 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1136 * config/rs6000/t-aix43 (LDFLAGS): New.
1137 * config/rs6000/t-aix52 (LDFLAGS): New.
1139 2005-10-03 Ian Lance Taylor <ian@airs.com>
1141 * gimplify.c (find_single_pointer_decl_1): New static function.
1142 (find_single_pointer_decl): New static function.
1143 (internal_get_tmp_var): For a formal variable, set restrict base
1144 information if appropriate.
1145 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1147 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1148 (DECL_GET_RESTRICT_BASE): Define.
1149 (SET_DECL_RESTRICT_BASE): Define.
1150 (decl_restrict_base_lookup): Declare.
1151 (decl_restrict_base_insert): Declare.
1152 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1153 * tree.c (restrict_base_for_decl): New static variable.
1154 (init_ttree): Initialize restrict_base_for_decl.
1155 (copy_node_stat): Copy restrict base information.
1156 (decl_restrict_base_lookup): New function.
1157 (decl_restrict_base_insert): New function.
1158 (print_restrict_base_statistics): New static function.
1159 (dump_tree_statistics): Call print_restrict_base_statistics.
1161 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1164 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1165 case of anti-ranges.
1167 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1170 * c-typeck.c (tagged_tu_seen): Rename to ...
1171 (tagged_tu_seen_cache): this and add val field.
1172 (comptypes): Move functional to comptypes_internal
1173 and free tagged_tu_seen.
1174 (comptypes_internal): New function and call comptypes_internal
1175 instead of comptypes. Speed up by sibcalling
1176 tagged_types_tu_compatible_p.
1177 (alloc_tagged_tu_seen): New function
1178 (free_all_tagged_tu_seen_up_to): New function.
1179 (tagged_types_tu_compatible_p): Return the val of the seen two
1181 Add that the two types are the same to tagged_tu_seen_base
1182 if they are and call comptypes_internal instead of comptypes.
1183 <case UNION_TYPE>: Speed up common type where the fields are
1185 (function_types_compatible_p): Call comptypes_internal instead of
1187 (type_lists_compatible_p): Likewise.
1188 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1190 2005-10-02 Matthias Klose <doko@debian.org>
1192 * doc/invoke.texi: Fix typo and speling error.
1194 2005-10-01 Richard Henderson <rth@redhat.com>
1196 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1198 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1200 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1201 using --start-group and --end-group.
1203 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1205 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1206 FIXME note regarding quirky semantics.
1208 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1211 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1212 non-null range as a last resort.
1214 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1215 Diego Novillo <dnovillo@redhat.com>
1218 * tree-vrp.c (extract_range_from_assert): For !=
1219 assertions, only build an anti-range if LIMIT is a
1220 single-valued range.
1222 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1224 * arm.md (movqi): On thumb when optimizing, handle loading from
1225 memory by describing this as taking a subreg of a zero-extended load
1226 into an SImode register.
1229 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1231 * reload1.c (merge_assigned_reloads): Do not change any
1232 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1234 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1236 * Makefile.in (LIPO_FOR_TARGET): Define.
1237 (STRIP_FOR_TARGET): Define.
1239 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1240 before creating new ones. Do symlinks before creating the actual
1243 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1244 to work out which multilibs are actually being built.
1246 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1248 * tree-vect-transform.c, config/ms1/ms1.md,
1249 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1250 Follow spelling conventions.
1251 * doc/invoke.texi, doc/md.texi: Fix typos.
1253 2005-09-30 Andrew Macleod <amacleod@redat.com>
1255 PR tree-optimization/21430
1256 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1257 use operands, and set stmt pointer if need be.
1258 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1259 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1262 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1265 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1267 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1269 * optabs.c (expand_binop): Initialize first_pass_p.
1271 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1274 * c-decl.c (c_write_global_declarations_1): If any
1275 wrapup_global_declaration_2 call returned true, restart the loop.
1277 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1279 Fix PR tree-optimization/24117
1280 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1281 before considering whether to use anyoffset.
1283 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1287 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1289 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1291 (swap_commutative_operands_with_target): New.
1293 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1296 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1299 2005-09-29 Steven Bosscher <stevenb@suse.de>
1301 PR tree-optimization/23911
1302 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1303 and IMAGPART_EXPR too.
1305 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1308 * expmed.c (expand_shift): Move logic to reverse rotation
1309 direction when rotating by constants ...
1310 * optabs.c (expand_binop): ... here.
1311 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1312 (ix86_rotrdi3): New pattern.
1313 (rotldi3): Handle 32-bit mode.
1314 (ix86_rotldi3): New pattern.
1316 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1319 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1320 check for numbers that need no bit twiddle.
1322 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1324 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1325 multilib to be built.
1327 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1328 (stage1-start): Delete old libgcc and libunwind before moving
1329 anything into the stage directory.
1330 (stage2-start): Likewise.
1331 (stage3-start): Likewise.
1332 (stage4-start): Likewise.
1333 (stageprofile-start): Likewise.
1334 (stagefeedback-start): Likewise.
1335 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1336 header in tm_file and CPU-specific t-darwin in tmake_file.
1337 (i[34567]86-*-darwin*): Don't change tm_file.
1338 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1339 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1340 shared library stub for target OS version.
1341 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1342 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1343 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1344 (libgcc_s.%.dylib): New.
1346 (install-darwin-libgcc-stubs): New.
1347 (INSTALL_LIBGCC): New append.
1348 * config/i386/darwin-libgcc.10.4.ver: New.
1349 * config/i386/darwin-libgcc.10.5.ver: New.
1350 * config/i386/t-darwin: New.
1351 * config/rs6000/darwin-libgcc.10.4.ver: New.
1352 * config/rs6000/darwin-libgcc.10.5.ver: New.
1353 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1354 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1356 2005-09-28 Paul Brook <paul@codesourcery.com>
1358 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1361 2005-09-28 Richard Guenther <rguenther@suse.de>
1363 PR tree-optimization/23853
1364 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1365 host_integerp to verify misalignment value.
1367 2005-09-28 Richard Henderson <rth@redhat.com>
1369 * builtins.c (get_builtin_sync_mode): New.
1370 (expand_builtin_sync_operation): Pass in mode argument.
1371 (expand_builtin_compare_and_swap): Likewise.
1372 (expand_builtin_lock_test_and_set): Likewise.
1373 (expand_builtin_lock_release): Likewise.
1374 (expand_builtin): Update to match.
1376 2005-09-28 Nick Clifton <nickc@redhat.com>
1378 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1379 formatting. Add check to PLUS case to ensure that the offset is
1380 within an acceptable range.
1382 * config/v850/v850.md (casesi): Disable the generation of the
1383 switch pattern as it is not being handled properly at the moment.
1385 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1386 for when the high words are identical.
1388 2005-09-27 Richard Henderson <rth@redhat.com>
1390 * pretty-print.c (pp_base_format): Fix typo for %>.
1392 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1393 Devang Patel <dpatel@apple.com>
1395 PR tree-optimization/23625
1396 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1397 LABEL_EXPR, assertion check.
1399 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1401 * optabs.c (no_conflict_move_test): Check if a result of a
1402 to-be-moved insn would be clobbered by an originally
1405 2005-09-27 Jeff Law <law@redhat.com>
1407 * passes.c (init_optimization_passes): Replace copy propagation
1408 passes immediately after DOM with phi-only copy propagation
1409 pases. Add phi-only copy propagation pass after first DOM pass.
1410 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1411 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1412 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1413 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1414 to init_copy_prop. Callers updated.
1415 (do_phi_only_copy_prop): New function.
1416 (pass_phi_only_copy_prop): New pass descriptor.
1418 2005-09-27 Nick Clifton <nickc@redhat.com>
1420 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1422 2005-09-26 Jason Merrill <jason@redhat.com>
1425 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1427 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1429 2005-09-26 James E Wilson <wilson@specifix.com>
1431 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1432 copyright. Add gcc copyright plus libgcc exception.
1433 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1435 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1437 2005-09-26 Jeff Law <law@redhat.com>
1439 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1440 about when to iterate.
1442 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1445 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1446 for __complex__ double in -mcpu=G5 mode.
1448 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1450 PR tree-optimization/23942
1451 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1452 * tree-scalar-evolution.c: Include params.h.
1454 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1455 follow_ssa_edge_in_condition_phi_branch,
1456 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1457 Change return type to t_bool. Use a parameter to limit the size of
1458 trees that are walked before stopping
1459 (analyze_evolution_in_loop): Initialize the limit to 0.
1460 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1461 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1463 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1466 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1467 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1469 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1471 * combine.c (make_extraction): Check for valid use of subreg.
1473 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1476 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1477 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1478 ("fist<mode>2_with_temp"): Use only register operands.
1480 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1482 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1483 CALL_INSN_FUNCTION_USAGE.
1485 2005-09-26 Richard Guenther <rguenther@suse.de>
1488 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1489 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1490 (ldst_entry): Use the hashtable instead of list-walking.
1491 (find_rtx_in_ldst): Likewise.
1492 (free_ldst_entry): Free the hashtable.
1493 (compute_ld_motion_mems): Create the hashtable.
1494 (trim_ld_motion_mems): Remove entry from hashtable if
1495 removing it from list.
1496 (compute_store_table): Likewise^2.
1497 (store_motion): Free hashtable in case we did not see
1500 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1502 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1503 and arg1 if we are passing them to fold_build2.
1505 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1508 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1511 2005-09-25 Richard Henderson <rth@redhat.com>
1513 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1514 SYMBOL_REF_TLS_MODEL to be correct.
1516 2005-09-24 Richard Henderson <rth@redhat.com>
1518 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1519 end of function. Reindent.
1521 2005-09-24 Ian Lance Taylor <ian@airs.com>
1523 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1524 NEGATE_EXPR/BIT_NOT_EXPR case.
1526 2005-09-24 Richard Henderson <rth@redhat.com>
1528 * c-common.c (handle_mode_attribute): When not modifying in place,
1529 create subtypes for enumerations.
1530 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1531 * gimplify.c (create_tmp_from_val): Likewise.
1533 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1535 * config/i386/i386.md (*tls_global_dynamic_64,
1536 *tls_local_dynamic_base_64): Add missing mode to call.
1537 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1539 2005-09-24 Jan Hubicka <jh@suse.cz>
1541 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1542 (cgraph_clone_node): Likewise.
1543 * cgraph.h (cgraph_clone_edge): Update prototype.
1544 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1545 duplicated prototypes; add updating argument.
1546 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1547 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1549 (cgraph_mark_inline_edge): Likewise.
1550 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1551 (cgraph_flatten_node): Likewise.
1552 (cgraph_decide_recursive_inlining): Likewise.
1553 (cgraph_decide_inlining_of_small_function): Likewise.
1554 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1556 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1557 Pete Steinmetz <steinmtz@us.ibm.com>
1559 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1560 (rldic.): Set type to "compare".
1562 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1563 mfjmpr for MFCTR/MFLR.
1564 (movdf_hardfloat64): Same.
1565 (movdf_softfloat64): Same. Correct order of store and move types.
1566 (movti_string): Set type to store_ux/load_ux.
1567 (load_multiple): Set type to load_ux.
1568 (store_multiple): Set type to store_ux.
1569 (movmemsi): Set type to store_ux.
1570 (output_cbranch direct_return): Set type to jmpreg.
1571 (stmw): Set type to store_ux.
1572 (lmw): Set type to load_ux.
1573 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1574 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1575 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1576 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1577 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1578 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1579 (rios1-fpstore): Increase latency to 3.
1580 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1581 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1583 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1584 Andrew Pinski <pinskia@physics.uc.edu>
1586 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1587 operand2 constraint to "b".
1588 (sync_<fetchop_name>di_internal): Same.
1589 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1591 (sync_old_<fetchop_name>di_internal): Same.
1592 (sync_new_<fetchop_name>si_internal): Same.
1593 (sync_new_<fetchop_name>di_internal): Same.
1595 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1598 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1599 case, define as macros.
1601 PR rtl-optimization/23837
1602 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1603 clobber / clobber match between dest and p->first.
1605 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1606 (no_conflict_move_test): Update comments.
1608 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1610 * doc/install.texi: Update URL for Jacks.
1611 * doc/sourcebuild.texi: Likewise.
1613 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1616 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1617 registers when choosing register preferences.
1618 (movdf_hardfloat64): Same.
1620 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1622 * expmed.c (expand_shift): Don't use the target of the rotate as
1623 target for the first expanded shift insn.
1624 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1626 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1628 PR tree-optimization/22438
1629 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1630 preserved iv rhs rewriting specially.
1632 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1634 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1635 estimate_only is true.
1636 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1637 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1638 tree-ssa-structalias.c
1639 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1640 ref_contains_indirect_ref.
1641 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1643 2005-09-21 DJ Delorie <dj@redhat.com>
1645 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1647 (mn10300_return_in_memory): Support variable size types also.
1648 (mn10300_pass_by_reference): Likewise.
1649 (mn10300_function_value): New.
1650 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1651 (FUNCTION_OUTGOING_VALUE): Likewise.
1652 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1653 * doc/invoke.texi: Document it.
1655 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1658 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1659 force integer op1 into register for XFmode compares.
1661 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1664 * expmed.c (alg_code): Add alg_impossible.
1665 (alg_hash_entry): Add cost.
1666 (synth_mult): Record alg_impossible in the hash table if
1667 multiplication by a given integer is impossble within the
1668 limit. Speed up using alg_impossible.
1670 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1672 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1673 argument. Allow and set any offset if needs_anyoffset is passed
1675 (get_constraint_for): Add argument here too.
1677 (do_structure_copy): Pass NULL to get_constraint_for.
1678 (handle_ptr_arith): Ditto.
1679 (find_func_aliases): Ditto.
1681 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1683 PR rtl-optimization/23898
1684 * output.h (get_attr_min_length): Declare.
1685 * final.c (get_attr_length_1): New function, broken out of:
1687 (get_attr_min_length): New function.
1688 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1689 (duplicate_computed_gotos): Likewise.
1690 * genattr.c (insn_min_length): Generate declaration.
1691 * genattrtab.c (min_fn, min_attr_value): New functions.
1692 (make_length_attrs): Generate insn_min_length.
1694 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1696 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1698 2005-09-20 Richard Henderson <rth@redhat.com>
1700 PR tree-optimization/24059
1701 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1704 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1706 * c.opt (fextended-identifiers): New.
1707 * c-opts.c (c_common_handle_option): Handle
1708 -fextended-identifiers.
1709 * doc/cpp.texi: Update documentation of extended identifiers.
1710 * doc/cppopts.texi (-fextended-identifiers): Document.
1712 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1714 PR tree-optimization/23929
1715 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1718 PR tree-optimization/23818
1719 * tree-stdarg.c (execute_optimize_stdarg): Call
1720 calculate_dominance_info.
1722 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1724 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1725 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1726 (compute_overlap_steps_for_affine_1_2): Use
1727 get_number_of_iters_for_loop.
1728 (analyze_subscript_affine_affine): Check whether difference is
1730 Use get_number_of_iters_for_loop.
1731 Check whether overlap occurs outside of bounds.
1732 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1734 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1736 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1737 base register if possible.
1739 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1741 PR tree-optimization/18463
1742 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1743 converting it directly is not possible.
1744 (chrec_convert_aggressive): New function.
1745 * tree-chrec.h (chrec_convert_aggressive): Declare.
1746 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1747 Fold chrec conversions aggressively if asked to.
1748 (instantiate_parameters): Modified because of changes in
1749 instantiate_parameters_1.
1751 2005-09-19 Richard Henderson <rth@redhat.com>
1753 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1754 (reduc_splus_v2df): New.
1756 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1758 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1759 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1761 2005-09-19 Richard Henderson <rth@redhat.com>
1763 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1766 2005-09-19 Richard Henderson <rth@redhat.com>
1768 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1769 (ia64_expand_dot_prod_v8qi): New.
1770 * config/ia64/ia64-protos.h: Update.
1771 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1772 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1773 sdot_prodv8qi, sdot_prodv4hi): New.
1774 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1776 2005-09-19 Richard Henderson <rth@redhat.com>
1779 * real.c (exact_real_truncate): Return false if the format cannot
1780 represent the number as a normal.
1782 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1783 for a memory source.
1785 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1787 * tree-ssa-operands.c (swap_tree_operands): Export.
1788 * tree.h (swap_tree_operands): Declare.
1789 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1790 Call swap_tree_operands.
1792 2005-09-19 Richard Henderson <rth@redhat.com>
1794 * tree-flow.h (merge_alias_info): Declare.
1795 * tree-ssa-copy.c (merge_alias_info): Export.
1796 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1797 (vect_create_data_ref_ptr): Use create_iv directly.
1798 (vectorizable_load): Use correct types for integer constants.
1799 (vect_generate_tmps_on_preheader): Likewise.
1800 (vect_gen_niters_for_prolog_loop): Likewise.
1802 2005-09-19 Steven Bosscher <stevenb@suse.de>
1804 PR rtl-optimization/23943
1805 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1807 2005-09-18 Jan Hubicka <jh@suse.cz>
1809 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1811 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1813 * varasm.c (output_constant): Do not abort on conversions to union
1814 types between different sizes.
1816 2005-09-18 Richard Guenther <rguenther@suse.de>
1819 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1822 2005-09-18 Paul Brook <paul@codesourcery.com>
1824 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1826 2005-09-17 Richard Henderson <rth@redhat.com>
1828 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1829 * tree-ssa-loop.c (pass_vect_dce): Remove.
1830 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1833 2005-09-17 Richard Henderson <rth@redhat.com>
1835 * tree-pass.h (pass_vect_dce): Declare.
1836 * passes.c (init_optimization_passes): Add it.
1837 * tree-flow.h (tree_ssa_dce): Declare.
1838 * tree-ssa-dce.c (tree_ssa_dce): Export.
1839 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1840 (gate_tree_vectorize): ... here.
1841 (pass_vect_dce): New.
1843 2005-09-17 Jan Hubicka <jh@suse.cz>
1845 * except.c (struct eh_status): Turn region_array into vec.
1846 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1847 convert_from_eh_region_ranges, find_exception_handler_labels,
1848 current_function_has_exception_handlers, assign_filter_values,
1849 build_post_landing_pads, dw2_build_landing_pads,
1850 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1851 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1852 foreach_reachable_handler, can_throw_internal_1,
1853 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1855 (duplicate_eh_region_1): Update region_array.
1856 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1858 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1861 * expmed.c (expand_mult): Substitute simple register for op0 when
1864 2005-09-17 Richard Henderson <rth@redhat.com>
1866 * expr.c (emit_move_via_integer): Add force argument, pass it on
1867 to emit_move_change_mode. Update callers.
1868 (emit_move_complex): Pass true to new force argument.
1869 * function.c (expand_function_end): Move expand_eh_return call
1870 earlier. Merge sub-word complex values into a pseudo before
1871 copying to the return hard register.
1873 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1875 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1876 between different sizes.
1878 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1882 * passes.c (init_optimization_passes): Register dump files for
1885 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1887 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1888 * config/s390/s390.c (s390_overlap_p): New function.
1889 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1890 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1893 2005-09-16 Richard Guenther <rguenther@suse.de>
1895 * ipa-pure-const.c (static_execute): Free auxiliar information.
1896 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1897 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1899 2005-09-15 DJ Delorie <dj@redhat.com>
1901 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1903 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1905 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1907 (swap_commutative_operands_with_target): New.
1909 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1911 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1914 (estimate_iters_using_array): New function.
1915 * tree-data-ref.h (estimate_iters_using_array): Prototype
1916 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1917 Use estimate_iters_using_array instead of analyze_array.
1919 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1921 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1924 2005-09-15 Michael Matz <matz@suse.de>
1926 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1928 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1930 PR tree-optimization/23835
1931 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1932 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1934 2005-09-14 Richard Henderson <rth@redhat.com>
1936 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1937 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1939 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1941 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1942 in the ARRAY_TYPE case.
1944 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1946 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1948 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1951 * tree-vect-transform.c (vectorizable_operation): Return false for
1952 scalar shift operations and for vector shift operations with
1953 non-invariant shift arguments. Use scalar tree operand op1 as
1954 a shift operand when vector shift insn pattern uses scalar shift
1956 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1958 2005-09-14 Olivier Hainque <hainque@adacore.com>
1960 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1961 value if it has side-effects.
1963 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1966 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1968 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1970 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1971 passed as NAME as if it were label at start of function code.
1973 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1975 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1978 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1980 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1981 as early clobber. Rewrite so the PIC register is not implicitly used.
1983 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1985 * tree.c (annotate_with_file_line): Compare line numbers before
1988 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1991 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1992 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1994 2005-09-13 Ian Lance Taylor <ian@airs.com>
1996 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1997 than a HOST_WIDEST_INT to gen_doloop_begin.
1999 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2001 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2003 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2005 PR tree-optimize/23817
2006 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2008 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2011 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2012 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2013 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2014 (restore_stack_nonlocal): Likewise.
2015 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2017 2005-09-12 Ian Lance Taylor <ian@airs.com>
2020 * c.opt (ffriend-injection): New C++ option.
2021 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2022 (C++ Dialect Options): Document -ffriend-injection.
2024 2005-09-12 Josh Conner <jconner@apple.com>
2027 * ipa-reference.c (static_execute): Don't mark variables in
2028 named sections TREE_READONLY.
2030 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2032 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2035 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2037 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2038 V_MUST_DEF instead of just the first_use_p.
2039 Don't mark the virtual variables for renaming on the statement which
2041 (pass_dse): Remove TODO_update_ssa.
2043 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2046 * stor-layout.c (compute_record_mode): For records with a single
2047 field, actually check the field's mode size against the type size.
2049 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2050 registers for TARGET_SHMEDIA.
2051 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2052 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2053 of GENERAL_REGS and FP_REGS.
2055 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2057 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2059 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2061 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2062 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2063 are omitted. Exclude stack_tie insn too.
2065 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2067 PR rtl-optimization/23098
2068 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2070 * config/rs6000/rs6000.md (movdf splitter): Use
2071 const_double_operand predicate for TARGET_POWERPC64.
2072 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2073 SYMBOL_REF method to ABI_V4.
2075 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2076 replace_equiv_address.
2077 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2078 rs6000_sr_alias_set and MEM_NOTRAP.
2079 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2081 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2083 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2084 handle CALL_EXPR again.
2086 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2088 * arm/predicates.md (alignable_memory_operand): Delete.
2090 2005-09-10 Richard Henderson <rth@redhat.com>
2093 * dbxout.c (dbxout_expand_expr): New.
2094 (dbxout_symbol): Use it.
2096 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2098 * arm.c (arm_gen_rotated_half_load): Delete.
2099 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2100 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2101 (thumb_set_return_address): Likewise.
2102 (thumb_load_double_from_address): Use adjust_address.
2103 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2104 (extendhsisi2_mem, movhi_bytes): Use change_address.
2105 (movhi): Use widen_memory_access.
2106 (reload_out_df): Use replace_equiv_address.
2107 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2109 2005-09-09 Richard Henderson <rth@redhat.com>
2112 * dbxout.c: Include expr.h.
2113 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2114 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2115 * Makefile.in (dbxout.o): Add EXPR_H.
2117 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2119 PR tree-optimization/23509
2120 * tree-cfg.c (replace_uses_by): Use replace_exp.
2121 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2122 pointers have name_mem_tag or type_mem_tag set.
2124 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2126 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2127 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2128 of wrongly accessing operands.
2130 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2132 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2133 * tree-chrec.c: Include tree-scalar-evolution.h.
2134 (chrec_convert): Instantiate the base and step before calling
2135 scev_probably_wraps_p that would fail on parametric evolutions.
2136 Collect all the fails into a single section failed_to_convert,
2137 print a diagnostic, and return chrec_dont_know instead of calling
2139 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2140 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2142 (scev_const_prop): Don't replace the definition of a loop closed ssa
2143 phi node by itself, or by another loop closed ssa phi node.
2144 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2145 that base and step are defined.
2147 2005-09-09 Richard Guenther <rguenther@suse.de>
2150 * fold-const.c (fold_ternary): Check truth_value_p before
2151 calling invert_truthvalue.
2153 2005-09-09 Nick Clifton <nickc@redhat.com>
2155 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2156 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2157 dimension of these arrays.
2158 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2160 * longlong.h: Only provide a prototype for the __clz_tab[] array
2161 if this header has not been included from libgcc2.h.
2162 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2164 Provide prototypes for exported functions.
2165 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2168 2005-09-08 Josh Conner <jconner@apple.com>
2172 * expr.c (expand_expr_addr_expr_1): Don't invoke
2173 expand_simple_binop for EXPAND_INITIALIZER.
2175 2005-09-08 Richard Henderson <rth@redhat.com>
2178 * toplev.c (wrapup_global_declaration_1): Split out ...
2179 (wrapup_global_declaration_2): ... from ...
2180 (wrapup_global_declarations): ... here. Return bool.
2181 (check_global_declaration_1): Split out ...
2182 (check_global_declarations): from here.
2183 (emit_debug_global_declarations): New.
2184 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2185 check_global_declaration_1, emit_debug_global_declarations): Declare.
2186 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2187 of decls. Call wrapup_global_declaration_1,
2188 wrapup_global_declaration_2, check_global_declaration_1 directly.
2189 (c_write_global_declarations_2): New.
2191 (c_write_global_declarations): Call c_write_global_declarations_2.
2192 * langhooks.c (write_global_declarations): Call
2193 emit_debug_global_declarations.
2195 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2196 remove decls that have DECL_RTL_SET_P.
2197 * passes.c (rest_of_decl_compilation): Invoke
2198 cgraph_varpool_finalize_decl for all but functions.
2200 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2202 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2203 the result of a conversion if the new min and max cannot be compared.
2205 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2207 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2208 (override_options): Setting s390_sr_alias_set removed.
2209 (save_fpr, save_gprs): Set alias set to vararg or frame.
2210 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2211 s390_sr_alias_set with get_frame_alias_set ().
2212 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2213 get_varargs_alias_set ().
2215 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2219 * c-parser.c (c_parser_objc_method_definition): If the next
2220 token is not "{", error out and don't start the function.
2222 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2224 * tree-vrp.c (extract_range_from_expr): Move the check for non
2225 nullness after the check for gimple invariant.
2227 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2229 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2231 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2234 * config/m32r.md (movmemsi_internal): Canonicalize order of
2235 operands in PLUS component of template.
2237 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2239 * reload1.c (fixup_eh_region_note): Remove assertion.
2240 (fixup_abnormal_edges): Reverted removal of call to
2241 find_many_sub_basic_blocks made on 2005-08-31.
2243 2005-09-07 Richard Henderson <rth@redhat.com>
2245 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2246 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2247 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2248 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2249 rearrange for better packing.
2250 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2251 (lookup_cfa_1): Remove inline marker.
2252 (cfa_equal_p): Split out of ...
2253 (def_cfa_1): ... here. Use INVALID_REGNUM.
2254 (build_cfa_loc): Handle !cfa->indirect.
2255 (frame_pointer_cfa_offset): New.
2256 (dbx_reg_number): Assert register elimination performed; do
2257 leaf register remapping.
2258 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2259 (eliminate_reg_to_offset): New.
2260 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2261 for verifiably local stack frame addresses; re-base to CFA.
2262 (mem_loc_descriptor): Remove can_use_fbreg argument.
2263 (concat_loc_descriptor, loc_descriptor): Likewise.
2264 (containing_function_has_frame_base): Remove.
2265 (rtl_for_decl_location): Don't do register elimination or
2266 leaf register remapping here.
2267 (secname_for_decl): Split out from ..
2268 (add_location_or_const_value_attribute): ... here.
2269 (convert_cfa_to_loc_list): New.
2270 (compute_frame_pointer_to_cfa_displacement): New.
2271 (gen_subprogram_die): Use them.
2272 * tree.h (frame_base_decl): Remove.
2273 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2274 (prologue_stack_adjust): Remove.
2275 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2276 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2277 (set_frame_base_location): Remove.
2278 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2279 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2280 (vt_add_function_parameters): Don't eliminate_regs.
2281 (vt_initialize): Don't create frame_base_decl.
2283 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2285 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2286 version of GNU binutils for 4.x and later.
2288 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2290 * ggc-page.c (ggc_push_context): Remove.
2291 (ggc_pop_context): Likewise.
2292 * ggc.h (ggc_push_context): Remove.
2293 (ggc_pop_context): Likewise.
2295 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2298 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2299 returning from an interrupt handler.
2301 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2304 * config/arc/arc.c (output_shift): Add check for loop count when
2307 2005-09-06 Steven Bosscher <stevenb@suse.de>
2309 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2311 (abs_replacement): Likewise.
2312 (pass_phiopt): Remove TODO_update_ssa.
2314 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2317 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2318 if "return with no value, in function returning non-void" warning
2320 * tree-cfg.c (execute_warn_function_return): Don't look at
2321 RETURN_EXPRs with TREE_NO_WARNING set.
2324 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2325 for internal functions doesn't use registers used by global registers
2326 variables. Use fewer register parameters if there are global register
2329 2005-09-06 Olivier Hainque <hainque@adacore.com>
2330 Eric Botcazou <ebotcazou@adacore.com>
2333 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2334 when we would be extracting outside its bit span (bitpos+bitsize
2335 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2336 Ada unchecked conversions.
2338 2005-09-06 Steven Bosscher <stevenb@suse.de>
2340 * tree-ssa-pre.c (try_look_through_load): New function.
2341 (compute_avail): Use it to try to look through loads for some
2342 more useful expressions.
2344 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2346 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2347 condition for detecting cases like (a&a) and (a^a).
2349 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2351 * common.opt: Add option ftree-vect-loop-version.
2352 * params.def: Add --param vect-max-version-checks.
2353 * doc/invoke.texi: Document ftree-vect-loop-version and
2354 --param vect-max-version-checks.
2355 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2356 may_misalign_stmts and defines for accessors.
2357 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2358 LOOP_VINFO_MAY_MISALIGN_STMTS.
2359 (destroy_loop_vec_info): VEC_free for
2360 LOOP_VINFO_MAY_MISALIGN_STMTS.
2361 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2362 Update documentation.
2363 (vect_update_misalignment_for_peel): New.
2364 (vect_enhance_data_refs_alignment): Update to choose loop
2365 peeling or loop versioning if appropriate for the (potentially)
2366 unaligned data references in the loop.
2367 (vect_analyze_data_refs_alignment): Remove call to
2368 vect_enhance_data_refs_alignment so the checks can be done
2370 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2371 and move up call to vect_analyze_data_refs_alignment.
2372 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2373 (vect_transform_loop): Add call to loop_version.
2375 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2377 PR rtl-optimization/23098
2378 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2379 * simplify-rtx.c (constant_pool_reference_p): New function.
2380 * rtl.h (constant_pool_reference_p): New prototype.
2381 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2382 constant_pool_reference_p in condition and
2383 avoid_constant_pool_reference in preparation statements.
2385 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2387 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2388 STRICT_LOW_PART SETs.
2390 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2393 * except.c (sjlj_emit_function_enter): Find the function begin
2394 note even when it's not in first basic block.
2396 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2398 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2399 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2400 * aclocal.m4: Regenerate.
2402 2005-09-05 DJ Delorie <dj@redhat.com>
2404 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2407 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2409 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2410 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2411 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2412 Follow spelling conventions.
2413 * doc/invoke.texi: Follow spelling conventions.
2415 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2417 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2418 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2419 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2421 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2424 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2425 (output_stack_adjust): Use gen_tmp_stack_mem.
2426 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2427 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2428 (sh_get_pr_initial_val): Likewise.
2429 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2430 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2431 * sh.md (divsi_inv_m0): Use gen_const_mem.
2432 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2433 (movdf_i4+1): Use gen_tmp_stack_mem.
2434 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2435 (fpu_switch+2): Likewise.
2436 (movv4sf_i, movv16sf_i): Use adjust_address.
2437 (symGOT_load): Set MEM_NOTRAP_P bit.
2439 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2442 * pa.c (emit_move_sequence): Fix typo in last change.
2444 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2446 PR rtl-optimization/23454
2447 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2450 2005-09-03 Richard Henderson <rth@redhat.com>
2451 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2454 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2457 2005-09-02 Nicolas Pitre <nico@cam.org>
2459 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2460 to bit_count to 32 bits.
2462 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2465 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2466 generating synthetic loads from volatile lvalues.
2468 005-09-02 Nick Clifton <nickc@redhat.com>
2470 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2471 __ctzhi2, __clzhi2): New functions.
2473 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2476 * tree-nested.c (struct var_map_elt): Mark with GTY.
2477 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2479 (lookup_field_for_decl): Allocate new element in GC memory.
2480 (lookup_tramp_for_decl): Likewise.
2481 (convert_nl_goto_reference): Likewise
2482 (create_nesting_tree): Allocate info in GC memory. Likewise for
2484 (free_nesting_tree): Free with ggc_free instead of free.
2485 (root): New static variable.
2486 (lower_nested_functions): Remove root as local variable. And zero out
2487 root at the end of the function.
2489 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2491 PR rtl-optimization/20365
2492 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2493 to short. New member ix.
2494 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2495 (simplify_plus_minus): Initialize ix members before calling qsort.
2497 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2499 PR tree-optimization/23626
2500 * tree-cfg.c (replace_uses_by): Clean up eh info.
2502 2005-09-01 DJ Delorie <dj@redhat.com>
2504 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2507 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2509 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2510 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2513 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2515 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2516 do not issue warning for a variable definition following
2519 2005-09-01 Richard Henderson <rth@redhat.com>
2522 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2523 conversion to CONST_VECTOR.
2525 2005-09-01 Richard Henderson <rth@redhat.com>
2528 * reload1.c (reload_as_needed): Check !CALL_P before calling
2529 fixup_eh_region_note.
2530 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2532 2005-09-01 DJ Delorie <dj@redhat.com>
2534 * varasm.c (output_constant): Let the target resolve
2535 conversions of addresses to non-default pointer sizes.
2537 2005-09-01 Nicolas Pitre <nico@cam.org>
2539 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2540 to alow matching ARM pre-indexed addressing mode.
2541 (arm_override_options): Remove now irrelevant comment.
2543 2005-09-01 Phil Edwards <phil@codesourcery.com>
2545 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2546 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2547 * config/i386/vxworks.h: Likewise.
2548 * config/i386/t-vxworksae: New file, for VxWorks AE.
2549 * config/i386/vxworksae.h: Likewise.
2551 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2553 PR tree-optimization/23410
2554 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2555 sequence is not wrapping during the first step.
2557 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2560 * dwarf2out.c (base_type_die): Compare char_type_node with
2561 TYPE_MAIN_VARIANT (type), not type.
2563 2005-09-01 Richard Guenther <rguenther@suse.de>
2565 PR tree-optimization/15366
2566 * common.opt: Add -finline-functions-called-once.
2567 Put -fearly-inlining in alphabetically ordered place.
2568 * doc/invoke.texi: Document new option.
2569 * ipa-inline.c (cgraph_decide_inlining): Honour
2570 flag_inline_functions_called_once.
2572 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2574 PR rtl-optimization/23478
2575 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2576 (alloc_qty): Initialize it.
2577 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2578 (combine_regs): Combine also n_throwing_calls_crossed fields.
2579 (find_free_reg): Don't attempt to caller-save pseudos crossing
2580 calls that might throw.
2581 * global.c (struct allocno): Add throwing_calls_crossed field.
2582 (global_alloc): Revert 2005-08-22 change. Initialize
2583 throwing_calls_crossed.
2584 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2587 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2590 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2591 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2592 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2593 (and64_2_operand): Tweak to use predicate.
2594 (and_operand): Adjust for mask_operand changes.
2595 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2596 (print_operand): Likewise.
2597 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2598 (mask64_1or2_operand): Delete.
2599 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2600 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2601 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2602 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2603 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2604 (rotldi3_internal4): Likewise.
2605 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2606 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2607 (ashldi3_internal7): Likewise.
2608 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2609 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2610 (anddi3 split): Don't match mask64_operand.
2611 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2612 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2613 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2614 't' splitter predicate.
2615 (movdi_internal64 + 2): Revert 2005-06-11 change.
2617 2005-08-31 DJ Delorie <dj@redhat.com>
2619 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2620 (m32c_asm_integer): Add support for 32 bit pointers.
2622 2005-08-31 Richard Henderson <rth@redhat.com>
2624 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2625 component-like references for setting MEM_NOTRAP_P.
2627 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2628 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2630 2005-08-31 Richard Henderson <rth@redhat.com>
2632 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2633 into a pseudo before applying gen_lowpart.
2635 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2637 * doc/install.texi (Specific): Update cctools version required
2638 for full functionality.
2639 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2640 linkers as -macosx_version_min.
2642 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2645 * sh.c (print_operand, %R and %S): Add handling of floating point
2646 registers, memory, constants and invalid operands.
2648 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2650 * ipa-pure-const.c: Change dump name.
2652 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2655 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2656 to "reg_or_0_operand".
2657 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2659 2005-08-31 Dale Johannesen <dalej@apple.com>
2661 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2662 loops that count down.
2664 2005-08-31 Richard Henderson <rth@redhat.com>
2667 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2668 (fixup_eh_region_note): New.
2669 (reload_as_needed): Call it.
2670 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2671 don't call find_many_sub_basic_blocks; call verify_flow_info.
2672 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2673 (keep_stack_depressed): Likewise.
2674 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2676 2005-08-31 Richard Henderson <rth@redhat.com>
2678 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2681 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2683 * expr.c (expand_expr_real_1): Compare size of address
2684 mode to target's address mode size in deciding expansion of
2685 the constant address.
2687 2005-08-31 Richard Guenther <rguenther@suse.de>
2690 * expr.c (all_zeros_p): New function.
2691 (expand_expr_real_1): Handle the case of an all-zero
2692 non-addressable constructor separately.
2694 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2696 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2697 arguments, adjust all callers.
2698 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2700 2005-08-30 Richard Henderson <rth@redhat.com>
2703 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2704 whenever the mode sizes match.
2706 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2708 * calls.c (load_register_parameters): Fix comment typo.
2709 * expr.c (emit_push_insn): Comment formatting.
2711 2005-08-30 Ian Lance Taylor <ian@airs.com>
2713 * config/i386/x-cygwin (host-cygwin): Change dependency from
2714 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2716 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2718 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2721 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2724 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2725 call to ggc_collect.
2727 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2730 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2731 beginning. Remove $(INCLUDES) from all the rules, if following
2732 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2734 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2737 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2738 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2739 not constant, but maxlen is, don't set len to maxlen, rather
2740 set maxlen to len if len is a constant.
2742 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2744 PR tree-optimization/23475
2745 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2748 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2750 Fix PR middle-end/22455
2752 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2753 Checksum only the parts of the tree that exist for the tree code.
2755 2005-08-28 Dale Johannesen <dalej@apple.com>
2757 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2759 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2761 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2763 2005-08-28 Richard Henderson <rth@redhat.com>
2765 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2766 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2769 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2772 * builtins.c (get_memory_rtx): Don't strip nops
2773 in between COMPONENT_REFs.
2775 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2778 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2780 (gimplify_modify_expr): Check for zero sized types and gimplify the
2781 rhs and lhs as statements.
2783 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2786 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2787 state for return address column of signal frames.
2789 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2792 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2793 bytes >= 2 not bytes == 2.
2794 (expand_block_move): Same.
2796 2005-08-27 Richard Guenther <rguenther@suse.de>
2799 * config/i386/sse.md (sse2_movsd): Add missing closing
2802 2005-08-27 Paul Brook <paul@codesourcery.com>
2804 * genrecog.c (enum decision_type): Add DT_num_insns.
2805 (struct decision_test): Add u.num_insns.
2806 (add_to_sequence): Add DT_num_insns test.
2807 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2808 (write_cond, debug_decision_2): Ditto.
2809 (change_state): Assume peep2_next_insn never fails.
2810 Remove "afterward" argument.
2811 (write afterward, write_tree): Update to match.
2812 * recog.c (peep2_current_count): New variable.
2813 (peep2_next_insn): Check it.
2814 (peephole2_optimize): Set peep2_current_count.
2815 * recog.h (peep2_current_count): Declare.
2817 2005-08-26 Josh Conner <jconner@apple.com>
2820 * ipa-pure-const.c (check_tree): Check for volatile-ness
2821 when considering a dereference.
2823 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2825 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2827 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2829 PR rtl-optimization/23561
2830 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2831 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2832 at most LEN bytes long memory fits into the field.
2833 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2834 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2835 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2837 2005-08-26 Richard Henderson <rth@redhat.com>
2840 * loop.c (biased_biv_may_wrap_p): New.
2841 (maybe_eliminate_biv_1): Use it to suppress non-equality
2842 comparison transformations. Delete disabled code.
2844 2005-08-26 Ian Lance Taylor <ian@airs.com>
2846 * combine.c (make_extraction): Avoid reference outside object.
2848 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2850 * stor-layout.c (finalize_type_size): Restore behaviour for
2851 non-aggregate types to the status quo ante of the patch for
2852 pr 23467. Document why it matters.
2854 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2857 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2858 array by one element, initialize the BT_LAST element with NULL.
2860 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2862 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2863 optimizing for size.
2865 (compare_plus_eqsi): Same.
2866 (plus_eqsi_compare): Same.
2867 (neg_eq0<mode>): Same.
2868 (neg_eq<mode>): Same.
2870 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2873 2005-08-26 Nick Clifton <nickc@redhat.com>
2875 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2876 TARGET_EP is not defined.
2877 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2878 TARGET_EP is enabled.
2879 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2880 * config/v850/v850.md (save_all_interrupt): Only use the EP
2881 register if TARGET_EP is defined.
2882 (restore_all_interrupt): Likewise.
2883 * config/v850/lib1funcs.asm: Update functions so that the EP
2884 register is only used if __EP__ is defined.
2886 2005-08-26 David Ung <davidu@mips.com>
2888 * config/mips/mips.c (mips_expand_prologue): Handle case when
2889 generating for MIPS16 and the outgoing argument area is more than
2890 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2893 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2895 * config/crx/crx.md: Make doloop_end pattern usage controllable
2896 via mloop-nesting=<max-nesting> command line switch. Make sure
2897 the combiner cannot use doloop_end_<mode> in an illegal way.
2898 * config/crx/crx.c: Use regs up to r6 for argument passing.
2899 Refine crx_address_cost (non cst4 displacements are expensive).
2900 * config/crx/crx.opt: Add switch for mloop-nesting=.
2902 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2904 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2905 (UNSPEC_MVST): New constant.
2907 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2909 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2910 Reject operands containing eliminable registers.
2911 * testsuite/gcc.dg/20050825-1.c: New testcase.
2913 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2914 Jan Hubicka <jh@suse.cz>
2916 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2918 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2920 PR tree-optimization/23546
2921 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2924 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2926 * params.def (PARAM_MIN_SPEC_PROB): New.
2927 * sched-rgn.c (MIN_PROBABILITY): Delete.
2928 (compute_trg_info): Convert to PARAM_VALUE.
2929 * doc/invoke.texi (param): Document min-spec-prob.
2931 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2933 * config/darwin.h: define __PIC__
2934 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2935 TARGET_OS_CPP_BUILTINS macro.
2937 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2939 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2942 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2944 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2946 * cfghooks.c (duplicate_block): Added position where to place
2947 new block as argument.
2948 * cfghooks.h (duplicate_block): Declaration changed.
2949 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2951 * cfglayout.h (copy_bbs): Declaration changed.
2952 * cfgloop.h (loop_version): Declaration changed.
2953 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2954 position to copy_bbs.
2955 (loop_version): Pass position to duplicate_loop_to_header_edge.
2956 Add place_after argument and position new blocks according to
2958 * modulo-sched.c (sms_schedule): Pass place_after argument
2960 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2961 * tree-cfg.c (split_edge_bb_loc): New function.
2962 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2963 to determine position of new blocks.
2964 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2966 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2967 argument to duplicate_block.
2968 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2969 Pass position to copy_bbs.
2971 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2973 * fold-const.c (ptr_difference_const): Use
2974 cst_and_fits_in_hwi instead of host_integerp.
2976 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2978 * config/darwin.c (gen_pic_offset): New.
2979 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2982 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2984 PR tree-optimization/23486
2985 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2987 2005-08-23 Phil Edwards <phil@codesourcery.com>
2989 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2990 remove use_collect2.
2991 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2993 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2994 configuration files to override the default value.
2996 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2997 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2998 * config/vx-common.h: New file, split out from...
2999 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3000 * config/vxworksae.h: New file, for VxWorks AE.
3001 * config/vxworks.opt: New file.
3002 * config/vxlib.c: Update for VxWorks 6.
3004 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3005 other MULTILIB_* variables appropriately.
3006 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3007 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3008 * config/rs6000/vxworks.h: Update for VxWorks 6.
3009 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3011 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3014 * config/darwin.c (machopic_select_section): Remove the hack to
3015 mark "::operator new" and "::operator delete" for coalescing
3016 even though they are not weak.
3018 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3020 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3021 * configure: Regenerate.
3023 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3026 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3028 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3029 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3032 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3034 * config/rs6000/predicates.md (equality_operator): New.
3035 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3036 comparison with a large constant.
3038 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3040 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3042 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3044 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3045 registers is even, and we have a hardware double precision fp,
3047 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3048 size of current argument when checking if argument was passed in
3051 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3054 * stor-layout.c (finalize_type_size): Dont override
3055 existing alignment with a smaller alignment from the mode.
3057 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3059 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3060 * lambda.h (lambda_vector_lexico_pos): ... here.
3061 * tree-data-ref.c (build_classic_dist_vector): Return false when
3062 the distance vector is lexicographically negative.
3064 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3066 PR tree-optimization/23511
3067 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3068 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3070 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3072 PR tree-optimization/22043
3073 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3074 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3075 If ALLOW_FLEXARR, handle types ending with flexible array member.
3076 Pass false as second argument to recursive count_type_elements calls.
3077 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3078 argument to count_type_elements call.
3079 * tree-sra.c (decide_block_copy): Likewise.
3080 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3081 for a constant-sized object, set cleared as well. Pass true as
3082 second argument to count_type_elements call.
3084 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3087 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3088 from legitimate_small_data_p, and make global. Update use.
3089 Remove forward declaration.
3090 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3092 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3094 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3096 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3097 of scratch intermediates.
3098 (eq<mode>_compare): Same.
3099 (neg_eq0<mode>): New.
3100 (neg_eq<mode>): Convert to define_insn_and_split.
3102 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3105 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3106 stdarg functions, set/clear the fp marker even when no variable
3108 * config/rs6000/sysv4.opt (mprototype): Describe.
3110 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3112 PR rtl-optimization/23478
3113 * regs.h (reg_info): Add throw_calls_crossed.
3114 (REG_N_THROWING_CALLS_CROSSED): Define.
3115 * flow.c (allocate_reg_life_data): Initialize
3116 REG_N_THROWING_CALLS_CROSSED.
3117 (propagate_one_insn, attempt_auto_inc): Update
3118 REG_N_THROWING_CALLS_CROSSED.
3119 * global.c (global_alloc): Don't allocate pseudos across
3120 calls that may throw.
3122 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3125 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3126 value is inbetween the range if we did not find an exact match.
3128 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3130 * doc/invoke.texi (Option Summary): Add ms1 options.
3131 * doc/extend.texi: Document interrupt handler attribute for ms1.
3132 * doc/md.texi: Document ms1 constraints.
3133 * config.gcc: Add ms1-*-elf.
3134 * config/ms1/ms1.h: New.
3135 * config/ms1/ms1.c: New.
3136 * config/ms1/ms1.md: New.
3137 * config/ms1/ms1-protos.h: New.
3138 * config/ms1/ABI.txt: New.
3139 * config/ms1/crti.asm: New.
3140 * config/ms1/crtn.asm: New.
3141 * config/ms1/lib2extra-funcs.c: New.
3142 * config/ms1/t-ms1: New.
3143 * config/ms1/ms1.opt: New.
3145 2005-08-22 Ira Rosen <irar@il.ibm.com>
3147 * config/rs6000/altivec.md (xorv4sf3): New.
3148 (negv4sf2, neg<mode>2): Likewise.
3150 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3153 * config/ia64/ia64.md (divsi3): Check divide by zero.
3154 (udivsi3): Likewise.
3156 (udivdi3): Likewise.
3158 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3160 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3161 up to elem_bitsize bits, not max_bitsize.
3163 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3165 PR tree-optimization/23433
3166 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3167 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3169 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3171 PR tree-optimization/23434
3172 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3173 the iteration bound is not an INTEGER_CST.
3175 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3177 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3178 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3179 NULL if need_epilog_adjust is false.
3180 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3181 Case 3 always peels first itration, not just for PLUS case, and no need
3182 to use scalar_initial_def here. Create an epilog adjustment only if
3183 scalar_initial_def is not NULL.
3185 (vectorizable_reduction): Remove assert.
3187 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3190 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3191 (__moddi3): Likewise.
3192 (__udivdi3): Likewise.
3193 (__umoddi3): Likewise.
3194 (__divsi3): Likewise.
3195 (__modsi3): Likewise.
3196 (__udivsi3): Likewise.
3197 (__umodsi3): Likewise.
3199 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3201 * tree-pass.h (TDF_GRAPH): Define.
3202 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3203 * passes.c (finish_optimization_passes): Only call
3204 finish_graph_dump_file if TDF_GRAPH is set.
3205 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3206 NULL. Set TDF_GRAPH bit.
3207 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3209 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3211 * arm.h (arm_stack_offsets): Add locals_base field.
3212 * arm.c (arm_get_frame_offsets): Compute it.
3213 (thumb_compute_initial_elimination offset): Make the Thumb frame
3214 pointer point to the base of the local variables.
3215 (thumb_expand_prologue): Update accordingly.
3216 (thumb_expand_epilogue): Likewise.
3218 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3219 mode of clobbered scratch to DImode. Handle a case that's known to
3222 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3224 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3225 (gt0<mode>_compare): Delete.
3226 (neg_gt0<mode>): Delete.
3228 2005-08-19 Eric Christopher <echristo@apple.com>
3230 * optabs.h: Change CTI_ to COI_.
3233 2005-08-19 James E Wilson <wilson@specifix.com>
3235 * builtins.c (expand_builtin_return_addr): Set
3236 current_function_accesses_prior_frames when count != 0. Use
3237 frame_pointer_rtx when count == 0.
3238 * function.h (struct function): Add accesses_prior_frames field.
3239 (current_function_accesses_prior_frames): Define.
3240 * reload1.c (init_elim_table): Check
3241 current_function_accesses_prior_frames.
3242 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3244 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3246 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3247 indicator. Return true if the flowgraph changed during
3250 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3253 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3254 conditional expression before testing its value.
3256 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3258 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3260 2005-08-19 Devang Patel <dpatel@apple.com>
3262 PR tree-optimization/23048
3263 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3264 third parameter. Check whether latch is dominated by exit
3266 (if_convertible_loop_p): Supply exit block itself to
3267 if_convertible_bb_p.
3269 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3272 * arm.md (arm_load_pic_register): Change argument to the mask of
3273 saved registers. Call thumb_find_work_register if we need a
3274 scratch register on Thumb.
3275 (arm_expand_prologue): Pass empty register set to
3276 arm_load_pic_register.
3277 (thumb_expand_prologue): Pass live_regs_mask directly to
3278 arm_load_pic_register.
3279 * arm-protos.h (arm_load_pic_register): Update prototype.
3281 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3283 * sh.c (find_sole_member): New function.
3284 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3285 if the record's alignment is larger than the size of its only member.
3287 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3290 * arm.c (thumb_legitimize_reload_address): New function.
3291 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3292 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3294 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3296 * config/crx/crx.c: Implement crx_decompose_address. Reject
3297 symbolic displacements since CRX register relative adressing
3298 mode can't handle unsigned 32-bit values as displacements.
3299 * config/crx/crx.h: Simplify definitions, remove redundant
3300 parenthesis and obsolete macros.
3301 * config/crx/crx.opt: Add new switch for debugging addresses.
3302 * config/crx/crx-protos.h: Add new declarations for above.
3304 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3307 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3310 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3312 * collect2.c (dup2): Delete.
3313 * configure.ac: Don't check for dup2.
3315 * config.in, configure: Regenerate.
3317 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3319 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3320 record with the type of its only member.
3322 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3324 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3325 define_insn_and_split.
3326 (plus_ltu<mode>_compare): Same.
3327 (gtu<mode>_compare): Same.
3328 (plus_gtu<mode>_compare): Same.
3330 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3332 PR tree-optimization/22228
3333 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3335 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3336 are recorded in vect_vnames_to_rename for renaming.
3337 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3338 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3339 in vect_vnames_to_rename.
3340 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3341 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3343 2005-08-18 Jan Hubicka <jh@suse.cz>
3346 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3347 info only for local statics, not for member variables.
3349 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3351 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3353 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3355 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3357 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3360 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3362 2005-08-17 James E Wilson <wilson@specifix.com>
3364 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3367 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3369 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3370 (leu<mode>_compare): Same.
3371 (plus_leu<mode>): Same.
3372 (neg_leu<mode>): Same.
3373 (and_neg_leu<mode): Same.
3374 (ltu<mode>_compare): Same.
3375 (plus_ltu<mode>): Same.
3377 (geu<mode>_compare): Same.
3378 (plus_geu<mode>): Same.
3379 (neg_geu<mode>): Same.
3380 (and_neg_geu<mode>): Same.
3381 (plus_gt<mode>): Same.
3382 (gtu<mode>_compare): Same.
3383 (plus_gtu<mode>): Same.
3385 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3387 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3388 Move call_table_data to end. Delete spurious .text.
3389 (callt_save_all_interrupt): Fix comment typo.
3391 2005-08-17 James E Wilson <wilson@specifix.com>
3392 Kevin Winchester <winchester@amirix.com>
3395 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3397 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3400 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3401 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3403 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3405 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3406 record with the type of its only member if the modes don't match.
3408 * varasm.c (decode_reg_name): Skip empty additional register names.
3410 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3412 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3413 lsm_tmp_name_length): New.
3414 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3415 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3417 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3418 Andreas Krebbel <krebbel1@de.ibm.com>
3420 * config.gcc: Added z9-109 switch.
3421 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3422 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3423 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3424 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3425 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3426 for "z9_109" cpu attribute.
3427 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3428 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3429 (s390_handle_arch_option): Added z9-109 switch.
3430 (override_options): Set respective cost function for z9-109.
3431 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3432 (legitimate_reload_constant_p): Accept extended immediates.
3433 (print_operand): Three new output modifiers added: k, m and o.
3434 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3435 (s390_output_mi_thunk): Use extended immediate when possible.
3436 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3437 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3438 (CONSTRAINT_LEN): Added length of O constraint.
3439 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3440 * config/s390/s390.md ("cpu"): New value z9_109 added.
3441 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3442 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3443 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3444 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3445 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3446 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3447 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3448 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3449 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3450 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3451 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3452 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3453 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3454 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3455 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3457 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3458 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3459 insns for TARGET_EXTIMM.
3461 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3463 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3465 2005-08-17 Nick Clifton <nickc@redhat.com>
3467 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3468 Call default_encode_section_info.
3470 2005-08-17 Steven Bosscher <stevenb@suse.de>
3472 PR tree-optimization/21574
3473 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3474 constant, return CONSTANT.
3475 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3476 (ccp_fold, visit_assignment): Likewise.
3477 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3479 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3481 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3482 fold_buildN instead of buildN then fold_initializer or fold.
3483 (build_unary_op): Likewise.
3484 (build_binary_op): Likewise.
3485 * fold-const.c (fold_initializer): Remove.
3486 (fold_build1_initializer): New function.
3487 (fold_build2_initializer): New function.
3488 (fold_build3_initializer): New function.
3489 * tree.h (fold_initializer): Remove.
3490 (fold_build1_initializer): New function.
3491 (fold_build2_initializer): New function.
3492 (fold_build3_initializer): New function.
3494 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3496 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3497 (try_move_mult_to_index): Call fold_build2 instead of build2.
3498 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3499 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3500 fold_binary_to_constant.
3501 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3503 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3504 check if A == gcd (A, B). Remove TYPE argument.
3505 (analyze_offset) Use fold_build2 instead of fold (build.
3506 (create_data_ref): Likewise.
3507 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3508 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3511 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3513 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3514 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3516 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3519 * gimplify.c (zero_sized_type): New function.
3520 (gimplify_modify_expr_rhs): If we have a zero sized type,
3521 replace the statement with an empty statement.
3523 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3525 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3528 2005-08-16 Ian Lance Taylor <ian@airs.com>
3530 * doc/tm.texi (Label Output): Correct typo.
3532 2005-08-16 Steven Bosscher <stevenb@suse.de>
3535 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3536 force_operand will work later on using have_insn_for.
3538 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3540 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3542 2005-08-16 Ian Lance Taylor <ian@airs.com>
3545 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3546 vector type, don't try to construct it element by element. Add an
3547 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3549 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3551 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3553 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3555 * doc/invoke.texi (Precompiled Headers): Document some more options
3556 which are known to be safe.
3558 2005-08-16 James E Wilson <wilson@specifix.com>
3560 PR tree-optimization/21105
3561 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3562 TREE_OVERFLOW check.
3564 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3566 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3567 (neg_ltu<mode>): Same.
3569 (neg_gtu<mode>): Same.
3571 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3573 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3574 (fold_builtin_isdigit): Use fold_buildN.
3575 (build_function_call_expr): Likewise.
3576 * c-typeck.c (c_finish_loop): Likewise.
3578 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3579 Richard Shann <rshann@superh.com>
3581 PR middle-end/20396:
3582 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3584 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3586 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3588 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3591 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3592 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3595 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3598 * fold-const.c (build_range_check): Disable optimization for function
3599 pointer expressions on targets that require function pointer
3602 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3604 * simplify-rtx.c (simplify_const_relational_operation): When
3605 extracting arguments of a COMPARE, recompute the mode as well.
3607 2005-08-15 Ian Lance Taylor <ian@airs.com>
3609 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3611 2005-08-15 DJ Delorie <dj@redhat.com>
3613 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3615 (movsi_splittable): Allow, but split, moves to the stack.
3616 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3619 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3621 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3622 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3623 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3625 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3626 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3627 Delete HOST_PTR_PRINTF.
3629 * configure, config.in: Regenerate.
3631 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3633 * config/rs6000/rs6000.md (QHSI): New mode macro.
3634 (wd): Extend mode attr for QImode and HImode
3635 (dbits): New mode attr.
3636 (zero_extend<mode>di2): Convert to mode macro.
3638 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3641 * doc/invoke.texi (-mgnu-ld): Update description.
3644 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3647 * Makefile.in (tree-chrec.o): Depends on real.h.
3648 * tree-chrec.c: Include real.h.
3649 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3650 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3651 * tree-scalar-evolution.c (add_to_evolution_1,
3652 interpret_rhs_modify_expr): Ditto.
3654 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3657 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3658 step is negative compute the estimation from init downwards to zero.
3660 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3662 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3664 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3666 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3668 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3669 Accept double-word constants that can be split.
3670 * config/s390/s390.md ("movti"): Use 'P' constraint.
3671 ("*movdi_31", "*movdf_31"): Likewise.
3673 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3675 Fix PR tree-optimization/22615
3677 * tree-ssa-structalias.c (solution_set_add): Handle
3678 first_vi_for_offset returning NULL.
3679 (do_da_constraint): Ditto.
3680 (do_sd_constraint): Ditto.
3681 (do_ds_constraint): Ditto
3682 (find_func_aliases): Ditto.
3683 (build_constraint_graph): RHS is allowed be ANYTHING.
3684 (first_vi_for_offset): Return NULL if we couldn't find anything at
3687 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3689 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3690 over memory as first operand.
3692 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3695 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3696 available for setting it.
3698 2005-08-14 Ira Rosen <irar@il.ibm.com>
3700 PR tree-optimization/23320
3701 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3702 data-refs' types instead of base object nullness. Add check for
3703 pointer type data-refs before first location comparison. Remove
3706 2005-08-14 Andreas Schwab <schwab@suse.de>
3708 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3710 2005-08-13 James E Wilson <wilson@specifix.com>
3712 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3713 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3714 -fstack-protector-all, --param ssp-buffer-size): Document.
3715 (-Wvariadic-macros): Alphabetize.
3716 (-fsched-stalled-insns-dep): Add missing 'f'.
3718 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3721 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3723 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3724 or indirect address operand.
3725 (EXTRA_ADDRESS_CONSTRAINT): New.
3726 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3728 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3730 PR tree-optimization/22236
3731 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3732 successors and predecessors.
3733 * tree-chrec.c (chrec_convert): Before converting, check that
3734 sequences don't wrap.
3735 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3736 (analyze_array): Extern.
3737 (find_data_references_in_loop): Remove call to
3738 compute_estimated_nb_iterations.
3739 * tree-data-ref.h (analyze_array): Declared.
3740 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3741 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3742 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3743 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3745 * tree-ssa-loop-ivcanon.c: Fix documentation.
3746 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3747 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3748 (infer_loop_bounds_from_undefined): New.
3749 (estimate_numbers_of_iterations_loop): Use
3750 infer_loop_bounds_from_undefined.
3751 (used_in_pointer_arithmetic_p): New.
3752 (scev_probably_wraps_p): Pass an extra parameter. Call
3753 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3754 (convert_step): Fix documentation.
3755 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3756 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3757 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3758 scev_probably_wraps_p.
3760 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3762 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3763 (s390_register_info): Ignore clobbered_regs information for fixed
3764 registers, and only fixed registers.
3765 (s390_init_frame_layout): Remove redundant call.
3767 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3769 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3770 description of -Wold-style-casts.
3772 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3773 Jakub Jelinek <jakub@redhat.com>
3775 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3776 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3777 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3778 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3779 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3780 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3781 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3782 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3783 ("stack_protect_set", "stack_protect_test"): New expanders.
3784 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3785 "stack_protect_testdi"): New insn definitions.
3787 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3789 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3791 2005-08-12 Paul Brook <paul@codesourcery.com>
3793 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3795 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3797 * config/s390/predicates.md (setmem_operand): New predicate.
3798 (shift_count_operand): Accept ANDs with special constants as
3800 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3801 with special constants.
3802 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3803 shift_count_operand with setmem_operand.
3805 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3807 * config/s390/s390.c (s390_extract_part, s390_single_part):
3809 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3810 (s390_output_mi_thunk): Don't use lg on 31 bit.
3811 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3812 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3814 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3816 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3817 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3818 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3819 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3820 with one of the new macros.
3822 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3824 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3825 Don't set save_return_addr_p.
3826 (s390_register_info): Make clobbered_regs not depending on
3829 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3831 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3832 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3834 2005-08-11 James E. Wilson <wilson@specifix.com>
3836 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3838 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3840 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3841 locations gathered by var-tracking in single entry loc_list
3842 over loc_descriptor_from_tree.
3844 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3845 pass it down to loc_descriptor.
3846 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3847 (containing_function_has_frame_base): Move earlier in the file.
3848 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3849 instead of always assuming fbreg can't be used.
3851 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3853 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3854 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3855 Accept address wrapped in AND for Altivec.
3856 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3857 Strip AND wrapping offset address for Altivec.
3859 2005-08-11 Richard Henderson <rth@redhat.com>
3862 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3863 before using TYPE_IS_SIZETYPE.
3865 2005-08-11 Richard Henderson <rth@redhat.com>
3868 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3869 insn types not present on ev4.
3870 (alphaev5_insn_pipe): Similarly.
3872 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3875 * arm.c (arm_override_options): If the user has selected callee-super-
3876 interworking, then enable normal interworking.
3878 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3880 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3883 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3885 * doc/rtl.texi: Fix two typos.
3887 2005-08-11 Richard Guenther <rguenther@suse.de>
3890 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3891 cases where we call to/from functions returning void.
3893 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3896 * tree.c (build_pointer_type_for_mode): Robustify.
3898 2005-08-10 James E Wilson <wilson@specifix.com>
3900 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3901 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3903 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3906 2005-08-10 Eric Christopher <echristo@apple.com>
3908 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3909 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3912 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3915 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3916 for the high part when generating dynamic-no-pic code.
3918 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3920 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3921 (x86_64-*-linux*): Likewise.
3923 * config/i386/crtfastmath.c: New file.
3924 * config/i386/t-crtfm: Likewise.
3926 * config/i386/linux.h (ENDFILE_SPEC): New.
3927 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3929 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3932 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3934 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3935 (vec_shl, vec_shr): Document new operations.
3936 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3938 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3940 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3941 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3942 change predicate to indexed_or_indirect_address.
3944 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3946 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3947 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3948 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3949 and __aeabi_uwrite8.
3950 * config/arm/unaligned-funcs.c: New file.
3951 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3953 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3955 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3957 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3958 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3960 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3961 * final.c (pass_shorten_branches): Add dump.
3962 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3963 (pass_life): Rename dump.
3964 (rest_of_handle_flow2): Remove initial verify_flow_info.
3965 * function.c (pass_instantiate_virtual_regs): Add dump.
3966 * integrate.c (pass_initial_value_sets): Add dump.
3967 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3968 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3969 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3970 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3971 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3972 gate_rtl_unrool_and_peel_loops): New.
3973 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3974 rtl_doloop): Do not look at flags.
3975 * mode-switching.c (pass_mode_switching): Add dump.
3976 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3977 pass_split_before_regstack): Add dump.
3978 * regmove.c (pass_stack_adjustments): Add dump.
3979 * tree-optimize.c (pass_fixup_cfg): Add dump.
3981 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3984 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3985 deciding which instruction sequence to use.
3987 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3989 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3990 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3992 2005-08-09 Richard Guenther <rguenther@suse.de>
3994 * c-common.c (builtin_function_2): Remove.
3995 (def_builtin_1): New function.
3996 (c_common_nodes_and_builtins): Use def_builtin_1 to
3997 build builtin functions.
3999 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4001 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4002 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4003 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4006 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4008 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4009 fold_binary instead of fold_build2 since we don't care about the
4011 (loop_niter_by_eval): Likewise.
4012 (compare_trees): Likewise.
4013 (proved_non_wrapping_p): Likewise.
4015 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4019 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4020 if the if is really empty.
4022 2005-08-09 Steven Bosscher <stevenb@suse.de>
4024 PR tree-optimization/23234
4025 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4026 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4027 argument of the new enum.
4028 (execute_cse_reciprocals): Add reciprocals for function arguments
4029 on the unique successor edge of the entry block. Update other calls
4030 to execute_cse_reciprocals_1.
4032 2005-08-08 Richard Henderson <rth@redhat.com>
4035 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4037 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4039 * expr.c (write_complex_part): Return after handling MEM.
4041 2005-08-08 Josh Conner <jconner@apple.com>
4043 PR rtl-optimization/23241
4044 * combine.c (simplify_comparison): Fix error in determining
4045 whether to lift a subreg from comparison.
4047 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4050 * config/rs6000/altivec.md (vec_init<mode>): New.
4051 (vec_set<mode>): New.
4052 (vec_extract<mode>): New.
4053 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4054 (rs6000_expand_vector_set): New.
4055 (rs6000_expand_vector_extract): New.
4056 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4057 for Altivec modes before reload.
4058 (altivec_expand_vec_init_builtin): New.
4059 (get_element_number): New.
4060 (altivec_expand_vec_set_builtin): New.
4061 (altivec_expand_vec_ext_builtin): New.
4062 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4064 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4066 * config/rs6000/rs6000.h (rs6000_builtins): Add
4067 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4068 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4069 * config/rs6000/rs6000-protos.h: Declare new functions.
4071 2005-08-08 Jan Hubicka <jh@suse.cz>
4073 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4074 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4075 * i386.md (movdi*): Use pic_32bit_operand.
4076 * predicates.md (pic_32bit_operand): New.
4078 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4081 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4083 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4085 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4086 (test_for_singularity): Use fold_build2.
4088 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4090 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4092 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4094 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4095 (COMMON_ASM_OP) Define.
4096 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4097 (ix86_encode_section_info): Likewise.
4098 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4099 SUBTARGET_ENCODE_SECTION_INFO.
4101 2005-08-06 Richard Henderson <rth@redhat.com>
4104 * tree-nested.c (convert_local_reference): Save and restore val_only
4105 around component_ref and friends. Clear walk_subtrees by default.
4107 2005-08-06 Peter O'Gorman <peter@pogma.com>
4110 * gcc.c (process_command): Check the argument to -b has a dash.
4111 * doc/invoke.texi: Update -b and -V docs.
4113 2005-08-06 James E Wilson <wilson@specifix.com>
4115 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4117 2005-08-06 Michael Matz <matz@suse.de>
4119 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4120 member only if only one insn is associated with the value.
4122 2005-08-06 Nick Clifton <nickc@redhat.com>
4124 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4126 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4127 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4128 Check symbol flags instead of symbol name mangling.
4129 (xstormy16_asm_output_aligned_common): Likewise. Also
4130 simplify code since the bss100_section cass is the only case
4131 where the below100 code will be triggered.
4132 (xstormy16_encode_section_info): Encode below100 attribute
4133 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4135 (xstormy16_strip_name_encoding): Delete - this function is no
4137 (TARGET_STRIP_NAME_ENCODING): Undefine.
4138 * config/stormy16/stormy16-protos.h: Delete prototype for
4139 xstormy16_strip_name_encoding.
4141 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4143 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4144 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4145 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4146 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4147 config/alpha/predicates.md, config/arc/arc.h,
4148 config/arm/arm.h, config/arm/ieee754-df.S,
4149 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4150 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4151 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4152 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4153 config/m68hc11/m68hc11.h, config/mips/mips.c,
4154 config/mips/mips.h, config/mips/openbsd.h,
4155 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4156 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4157 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4158 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4159 config/sparc/linux.h, config/sparc/linux64.h,
4160 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4161 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4162 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4163 typos. Follow spelling conventions.
4165 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4168 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4169 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4170 specially. Check for side effects only for COND_EXPR.
4171 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4172 return with TREE_NO_WARNING.
4174 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4176 PR rtl-optimization/23233
4177 * loop.c (combine_movables): Require the modes to be the same.
4178 (move_movables): Remove handling of cases where the replacement
4179 had a different mode to the original.
4181 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4183 PR tree-optimization/23128
4184 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4185 subtraction wrap, and set TREE_OVERFLOW if they do.
4187 2005-08-05 Richard Henderson <rth@redhat.com>
4190 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4191 FORCED_LABEL labels.
4193 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4196 * reload.c (find_reloads_subreg_address): Pass down TYPE
4197 unchanged. Change all callers except find_reloads_toplev.
4199 2005-08-05 Michael Matz <matz@suse.de>
4201 * genattrtab.c (current_alternative_string): Remove.
4202 (SIMPLIFY_ALTERNATIVE): Ditto.
4203 (attr_alt_bit_p): Ditto.
4204 (alternative_name): Make const char *.
4205 (evaluate_eq_attr): Remove use of above things.
4206 (simplify_test_exp): Ditto.
4207 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4208 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4210 2005-08-04 James E Wilson <wilson@specifix.com>
4212 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4213 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4214 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4215 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4216 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4218 2005-08-04 Richard Henderson <rth@redhat.com>
4221 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4222 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4223 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4224 if we'd have to instantiate too many members.
4226 2005-08-04 Richard Henderson <rth@redhat.com>
4229 * tree-outof-ssa.c (coalesce_asm_operands): New.
4230 (coalesce_ssa_name): Use it. Split out ...
4231 (coalesce_phi_operands, coalesce_result_decls): ... these.
4233 2005-08-04 Paul Brook <paul@codesourcery.com>
4235 * read-rtl.c (read_quoted_string): Break if EOF.
4237 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4239 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4240 (fold_build2): Likewise.
4241 (fold_build3): Likewise.
4242 (fold_build1_stat): New function prototype.
4243 (fold_build2_stat): Likewise.
4244 (fold_build3_stat): Likewise.
4245 * fold-const.c (fold_build1): Rename to ..
4246 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4247 through to build1_stat.
4248 (fold_build2): Rename to ..
4249 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4250 through to build2_stat.
4251 (fold_build3): Rename to ..
4252 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4253 through to build3_stat.
4255 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4256 Ian Lance Taylor <ian@airs.com>
4258 * function.c (assign_stack_local_1): Do not correct stack slot
4259 address if allocation size is smaller than mode size.
4261 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4264 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4265 (tree_merge_blocks): Propagate anything allowed by
4267 Clarify documentation.
4268 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4269 SSA form, schedule an update if necessary.
4271 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4273 * doc/install.texi (Binaries): Remove broken link to
4274 Sinix/Reliant Unix binaries.
4276 2005-08-03 Richard Henderson <rth@redhat.com>
4279 * function.c (stack_protect_epilogue): Export.
4280 * tree.h (stack_protect_epilogue): Declare.
4281 * calls.c (expand_call): Call it.
4283 2005-08-03 Eric Christopher <echristo@apple.com>
4285 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4286 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4289 2005-08-04 Jan Hubicka <jh@suse.cz>
4291 * profile.c (branch_prob): Split edges with goto locus on them
4292 to get proper line counts.
4293 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4295 2005-08-03 Paul Brook <paul@codesourcery.com>
4297 * function.c (assign_parms): Round current_function_args_size
4298 to PARM_BOUNDARY, not STACK_BOUNDARY.
4300 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4302 * config/i386/i386.c (x86_elf_aligned_common)
4303 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4305 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4307 PR tree-optimization/23157
4308 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4309 before emitting them.
4311 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4313 PR tree-optimization/19899
4314 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4315 * tree-scalar-evolution.c: Include real.h.
4316 (add_to_evolution): Build constant -1 of correct type.
4318 2005-08-03 Jan Hubicka <jh@suse.cz>
4320 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4321 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4322 profile updating for complette unrolling.
4323 * loop-unroll.c (peel_loop_completely): Use it.
4324 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4325 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4328 2005-08-03 Paul Brook <paul@codesourcery.com>
4330 * combine.c (can_change_dest_mode): New function.
4331 (try_combine, simplify_set): Use it.
4333 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4335 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4338 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4340 * doc/install.texi (Specific): Adjust link to openavr.org.
4341 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4342 (Binaries): Adjust HP-UX Porting Center link.
4343 (Binaries): Adjust Free Software Foundation ordering link.
4345 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4347 * convert.c (convert_to_integer): Use fold_build1 instead of
4348 build1 when converting an integer to an integer.
4350 2005-08-02 Richard Henderson <rth@redhat.com>
4352 * combine.c (combine_instructions): Don't use reg_equal/equiv
4353 results if the mode doesn't match.
4355 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4357 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4358 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4360 2005-08-02 Richard Henderson <rth@redhat.com>
4363 * explow.c (memory_address): Remove special-case for
4364 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4366 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4369 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4370 number of calls to cleanup_tree_cfg_1.
4372 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4374 * doc/invoke.texi: document file extensions .F90 and .F95
4376 2005-08-02 Richard Guenther <rguenther@suse.de>
4378 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4379 positive if its first argument is positive.
4381 2005-08-02 Richard Guenther <rguenther@suse.de>
4383 PR tree-optimization/23177
4384 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4387 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4389 PR tree-optimization/23129
4390 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4391 varying for divisions with anti-ranges.
4393 2005-08-02 Jan Hubicka <jh@suse.cz>
4395 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4396 * tree-ssa-threadupdate.c (thread_block): Add it here.
4398 2005-08-01 James E Wilson <wilson@specifix.com>
4400 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4401 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4402 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4404 * config/mips/predicates.md (const_call_insn_operand): Add check for
4405 SYMBOL_REF_LONG_CALL_P.
4406 * doc/extend.texi (long_call): Document the new attribute.
4408 2005-08-01 Ian Lance Taylor <ian@airs.com>
4409 Richard Henderson <rth@redhat.com>
4411 * Makefile.in (RTL_BASE_H): Add real.h.
4412 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4414 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4416 * rtl.c (rtl_check_failed_code_mode): New.
4417 * rtl.h (struct rtx_def): Add u.rv.
4418 (XCMWINT, XCNMPRV): New.
4419 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4420 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4422 2005-08-01 Richard Henderson <rth@redhat.com>
4424 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4425 with auto-inc codes.
4427 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4429 2005-08-01 Jan Hubicka <jh@suse.cz>
4431 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4432 * i386.c: Include dwarf2.h
4433 (asm_preferred_eh_data_format): New.
4434 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4436 2005-08-01 Ian Lance Taylor <ian@airs.com>
4438 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4439 randomize_va_space for virtual address randomization control.
4441 2005-08-01 Steven Bosscher <stevenb@suse.de>
4443 * common.opt (flag_ipa_cp): Put in right place to maintain
4446 2005-08-01 Jan Hubicka <jh@suse.cz>
4448 * profile.c (compute_value_histograms): Fix thinko.
4449 * value-prof.c: Include toplev.h
4450 (check_counter): New function.
4451 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4452 tree_mod_subtract_transform): Add sanity check.
4454 2005-08-01 Richard Guenther <rguenther@suse.de>
4456 PR tree-optimization/23133
4457 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4458 current functions parameter decls to find defs to cse
4461 2005-08-01 Richard Guenther <rguenther@suse.de>
4463 PR tree-optimization/23109
4464 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4465 If trapping math is in effect, use post-dominator information
4466 to check if we'd in any case reach a trapping point before
4467 doing the reciprocal insertion.
4468 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4469 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4470 expressions are invariant only if trapping math is not in effect.
4472 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4474 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4475 cgraph_function_versioning): New declarations.
4476 * cgraphunit.c: Add include to ipa-prop.h.
4477 (update_call_expr, cgraph_copy_node_for_versioning,
4478 cgraph_function_versioning): New functions.
4479 * integrate.c (copy_decl_for_inlining): Remove.
4480 * ipa-prop.h (ipa_replace_map): New struct.
4481 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4482 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4483 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4484 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4485 ipcp_iterate_stage, ipcp_method_scale_print,
4486 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4487 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4488 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4489 ipcp_update_bb_counts, ipcp_update_profiling,
4490 ipcp_update_edges_counts): New functions.
4491 (ipcp_method_cval_init): Remove restriction regarding local methods.
4492 (ipcp_init_stage): Add ipcp_method_compute_scale.
4493 (ipcp_insert_stage): Add versioning.
4494 (ipcp_structures_print): Add ipcp_method_scale_print.
4495 (ipcp_driver): Dump profiling info.
4496 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4497 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4498 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4499 (struct inline_data): Add versioning_p, ipa_info, new fields.
4500 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4501 declare_return_variable): Replace calls to copy_decl_for_inlining with
4503 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4505 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4506 Add argument VERSIONING.
4507 (copy_arguments_for_versioning, copy_static_chain,
4508 function_versionable_p, tree_versionable_function_p,
4509 tree_function_versioning, replace_ref_tree): New functions.
4510 * tree-inline.h: Include varray.h.
4511 (tree_versionable_function_p, tree_function_versioning,
4512 tree copy_decl_for_dup): New declarations.
4514 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4516 * ipa-cp.c: New file. Contains IPCP specific functionality.
4517 * ipa-prop.h: New file. Contains structures/definitions that can be
4518 used by several interprocedural data flow optimizations (and also IPCP).
4519 * ipa-prop.c: New file.
4520 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4521 * common.opt: Add ipa-cp flag.
4522 * timevar.def: Add IPCP optimization.
4523 * tree-optimize.c (init_tree_optimization_passes): Schedule
4525 * tree-pass.h (pass_ipa_cp): Declare.
4527 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4529 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4530 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4531 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4532 config/i386/i386.c, config/mips/mips.h,
4533 config/rs6000/rs6000.h, config/sh/sh.c,
4534 config/stormy16/stormy16.c: Fix comment typos.
4536 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4539 * c-typeck.c (build_binary_op): Use common_type wrapper on
4541 (common_type): Update comment.
4543 2005-07-31 Steven Bosscher <stevenb@suse.de>
4546 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4547 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4548 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4550 2005-07-31 Jan Hubicka <jh@suse.cz>
4552 * pretty-print.h (pp_widest_integer): New macro.
4553 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4556 2005-07-31 Jan Hubicka <jh@suse.cz>
4558 * output.h (enum section_category): Export from varasm.c
4559 (categorize_decl_for_section): Likewise.
4560 * varasm.c (enum section_category): Kill.
4561 (categorize_decl_for_section): Make global.
4562 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4564 * i386.c (ix86_section_threshold): New static variable.
4565 (ix86_in_large_data_p, ix86_encode_section_info,
4566 x86_64_elf_unique_section,
4567 x86_64_elf_select_section): New functions.
4568 (TARGET_ENCODE_SECTION_INFO): Define
4569 (override_options): Enable medium model for PIC.
4570 (ix86_expand_prologue): Expand gen_set_got_rex64.
4571 (legitimate_constant_p): Handle new UNSPECs.
4572 (legitimate_pic_address_disp_p): Likewise.
4573 (legitimize_pic_address): Lower MEDIUM model addressing.
4574 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4575 (enum cmodel): Add MEDIUM_PIC.
4576 (SYMBOL_REF_FAR_ADDR_P): New macro.
4577 (SYMBOL_FLAG_FAR_ADDR): New flag.
4578 * i386.md (movdi): Support medium model.
4579 (set_got_rex64): New pattern.
4580 * i386.opt (mlarge-data-threshold): New flag.
4581 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4582 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4583 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4584 TARGET_ASM_UNIQUE_SECTION): New.
4586 * invoke.texi (-mlarge_data_threshold): Document
4588 2005-07-31 Jan Hubicka <jh@suse.cz>
4590 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4591 (coalesce_vars): Likewise.
4592 * tree-ssa-live.c (coalesce_cost): New.
4593 (build_tree_conflict_graph): Use coalesce_cost.
4594 * tree-ssa-live.h (coalesce_cost): Declare.
4596 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4598 * arm.md (all peepholes for post-increment operations): Delete.
4599 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4600 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4601 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4602 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4603 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4605 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4607 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4610 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4613 * doc/invoke.texi: Document -rdynamic.
4615 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4618 * c-parser.c (c_parser_parms_list_declarator): Call
4619 mark_forward_parm_decls.
4620 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4621 decls with visibility structure.
4623 2005-07-30 Paul Brook <paul@codesourcery.com>
4625 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4627 2005-07-30 Paul Brook <paul@codesourcery.com>
4629 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4631 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4633 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4635 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4638 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4639 nested function declarators.
4640 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4641 (grokparms): Call warn_if_shadowing for parameters used within the
4643 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4644 not used within the parameter list.
4645 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4647 2005-07-30 Jan Hubicka <jh@suse.cz>
4649 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4650 * i386.c (ix86_fixup_binary_operands): Likewise.
4651 (ix86_expand_unary_operator): Likewise.
4652 (ix86_expand_fp_absneg_operator): Likewise.
4653 * optabs.c (expand_vec_cond_expr): Validate dest.
4655 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4658 * real.c (real_from_string): Also set last bit if there is a
4659 nonzero hex digit beyond GCC's internal precision after ".".
4661 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4663 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4664 define_constants. Change duplicate values to unassigned numbers.
4665 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4666 (*altivec_vspltsf): New.
4667 (altivec_vperm_v4sf): Delete.
4668 (altivec_vperm_<mode>): Use mode macro V.
4669 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4670 (altivec_predicate_v4sf): Delete.
4671 (altivec_predicate_<mode>): Use mode macro V.
4672 (*altivec_lvesfx): New.
4673 (*altivec_stvesfx): New.
4674 (vec_realign_load_v4sf): Delete.
4675 (vec_realign_load_<mode>): Use mode macro V.
4676 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4679 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4682 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4684 * configure: Regenerated.
4686 2005-07-29 Paul Brook <paul@codesourcery.com>
4688 * doc/install.texi: Add link to GFortran binaries wiki page.
4690 2005-07-29 David Ung <davidu@mips.com>
4692 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4693 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4694 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4695 * config/mips/mips.md (cpu): Add 5kf name.
4696 (includes): Includes 5k.md.
4697 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4698 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4701 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4704 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4705 (cleanup_tree_cfg): ... here.
4706 Call cleanup_tree_cfg_1 until there are no more cleanups to
4709 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4711 * tree-vrp.c (compare_range_with_value): Return true or false
4712 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4713 EQ_EXPR respectively.
4715 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4717 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4720 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4722 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4723 (tree_ssa_dominator_optimize): Increment it.
4724 (dump_dominator_optimization_stats): Print it.
4726 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4727 Steven Bosscher <stevenb@suse.de>
4729 PR rtl-optimization/23117
4730 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4731 when head == tail. Tidy comment.
4733 2005-07-28 Richard Henderson <rth@redhat.com>
4735 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4736 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4737 * jump.c (rtx_renumbered_equal_p): Likewise.
4738 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4739 CONST_INT and CONST_DOUBLE.
4740 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4741 * reload.c (operands_match_p): Special case CONST_INT and
4742 CONST_DOUBLE; check mode earlier.
4744 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4747 * c-typeck.c (convert_for_assignment): Do not check
4748 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4750 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4753 * c-typeck.c (composite_type): Prefer constant size arrays to
4756 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4759 * real.c (real_from_string): Set last bit if there is a nonzero
4760 hex digit beyond GCC's internal precision.
4762 2005-07-28 Richard Henderson <rth@redhat.com>
4765 * cfgcleanup.c (try_forward_edges): Watch out for end of
4768 2005-07-28 James E Wilson <wilson@specifixinc.com>
4771 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4773 2005-07-28 Jan Hubicka <jh@suse.cz>
4775 * Makefile.in (rtl-profile.o): Kill all traces of it.
4776 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4777 * coverage.h (rtl_coverage_counter_ref): Kill.
4778 * opts.c (flag_speculative_prefetching_set): Kill.
4779 (flag_loop_optimize_set): New.
4780 (common_handle_option): Disable loop optimizer when profiling;
4781 do not handle speculative prefetching.
4782 * passes.c (init_optimization_passes): Replace pass_profiling combo
4783 by branch_prob pass.
4784 * profile.c (compute_value_histograms): Update for simplified value
4786 (rtl_register_profile_hooks): Kill.
4787 (pass_profiling): Kill.
4788 (rest_of_handle_branch_prob): Do not profile.
4789 * toplev.c (process_options): Remove speculative prefetching.
4790 * toplev.h (flag_tree_based_profiling): Kill.
4791 * tree-profile.c (prepare_instrumented_value,
4792 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4793 tree_gen_one_value_profiler, do_tree_profiling): Update for
4794 simplified datastructures.
4795 * value-prof.c: Add comment that speculative prefetching was dropped;
4796 update rest of file for simplified datastructures.
4797 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4798 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4799 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4800 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4801 rtl_mod_subtract, gen_speculative_prefetch,
4802 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4803 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4804 (gate_handle_value_profile_transformations,
4805 rest_of_handle_value_profile_transformations,
4806 pass_value_profile_transformations): Kill.
4807 * value-prof.h (histogram_value_t): Remove IL based unions.
4808 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4809 rtl_profile_hooks): Remove hooks.
4811 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4813 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4814 (cgraph_clone_node): Likewise.
4815 * cgraph.h (cgraph_clone_edge): Update prototype.
4816 (cgraph_clone_node): Likewise.
4817 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4819 (lookup_recursive_calls): Consider profile.
4820 (cgraph_decide_recursive_inlining): Fix updating; use new
4821 probability argument; use profile.
4822 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4823 * tree-inline.c (copy_bb): Update clal of clone_edge.
4824 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4826 * invoke.texi (min-inline-recursive-probability): Document.
4828 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4830 * doc/install.texi (Configuration): Update Valgrind homepage.
4832 2005-07-28 Richard Henderson <rth@redhat.com>
4835 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4836 labels we want to delete.
4837 (cfg_layout_merge_blocks): Likewise.
4839 2005-07-28 Richard Henderson <rth@redhat.com>
4842 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4843 when expanding to nothing.
4845 2005-07-28 Josh Conner <jconner@apple.com>
4847 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4848 (cgraph_decide_inlining_of_small_functions): Likewise.
4850 2005-07-28 Josh Conner <jconner@apple.com>
4852 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4853 direction of badness if negative.
4854 (cgraph_default_inline_p): Add reason to parameters, and assign it
4856 (cgraph_decide_inlining_of_small_functions): New parameter in call
4857 to cgraph_default_inline_p.
4858 (cgraph_decide_inlining_incrementally): Likewise.
4859 * cgraphunit.c (decide_is_function_needed): Likewise.
4860 * cgraph.h (cgraph_default_inline_p): Likewise.
4862 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4864 * builtins.c: Fix comment typo(s).
4865 * genautomata.c: Likewise.
4866 * gimplify.c: Likewise.
4867 * tree-dfa.c: Likewise.
4868 * tree-flow-inline.h: Likewise.
4869 * tree-into-ssa.c: Likewise.
4870 * tree-ssa-alias.c: Likewise.
4871 * tree-ssa-ccp.c: Likewise.
4872 * tree-ssa-copy.c: Likewise.
4873 * tree-ssa-dce.c: Likewise.
4874 * tree-ssa-dom.c: Likewise.
4875 * tree-ssa-operands.c: Likewise.
4876 * tree-tailcall.c: Likewise.
4877 * tree-vectorizer.c: Likewise.
4878 * tree-vrp.c: Likewise.
4881 2005-07-28 Jeff Law <law@redhat.com>
4883 * tree-vrp.c (test_for_singularity): Extracted from ...
4884 (simplify_cond_using_ranges): Attempt to simplify a relational
4885 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4887 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4889 PR tree-optimization/22506
4890 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4891 phis whose argument is constant.
4893 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4895 PR rtl-optimization/18992
4896 Back out this patch:
4897 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4898 PR optimization/12142
4899 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4900 uses of the register in the SET_SRC. Remove unnecessary argument.
4902 Replace it with this:
4903 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4904 if flag_non_call_exceptions is set and the insn may trap, pass
4905 pc_rtx as dest for recursion.
4906 In SET_SRC part of SET case, if dest is already set, pass it down
4909 2005-07-28 Jan Hubicka <jh@suse.cz>
4911 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4912 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4913 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4915 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4916 profile when available.
4918 2005-07-28 Jan Beulich <jbeulich@novell.com>
4920 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4921 (ia64_print_operand): Describe and handle 'X'.
4922 (ia64_register_move_cost): Also handle FP_REGS.
4923 (ia64_preferred_reload_class): Likewise.
4924 (ia64_secondary_reload_class): Likewise.
4925 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4926 it. Also check for ITANIUM_CLASS_FLDP.
4927 * config/ia64/ia64.h (FP_REGNO_P): New.
4928 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4929 (reg_class): Add FP_REGS.
4930 (REG_CLASS_NAMES): Adjust for it.
4931 (REG_CLASS_CONTENTS): Likewise.
4932 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4933 (REG_CLASS_FROM_LETTER): Handle 'x'.
4934 (CLASS_MAX_NREGS): Handle FP_REGS.
4935 (MEMORY_MOVE_COST): Likewise.
4936 * config/ia64/ia64.md (itanium_class): Add fldp.
4937 (type): Handle fldp.
4938 (movti_internal): More allowable operand combinations. Use ldfp8 when
4939 splitting unnecessary. Remove predicable attribute. Adjust
4940 itanium_class attribute.
4941 (smuldi3_highpart): Remove outdated comment.
4942 (mulditi3, umulditi3, rotlti3): New expanders.
4943 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4944 (absti2): Disabled new insn for future reference.
4945 Respective new splitters.
4946 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4947 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4948 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4950 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4952 PR rtl-optimization/23047
4953 * simplify-rtx.c (simplify_const_relational_operation): Respect
4954 flag_wrapv for comparisons with ABS.
4956 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4958 PR tree-optimization/22493
4959 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4960 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4962 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4964 * config/frv/frv.opt (moptimize-membar): New.
4966 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4968 * config/frv/frv.h: Remove machine_function definition.
4970 * config/frv/frv.c (struct frv_io): New.
4971 (struct machine_function): Moved from frv.h. Add has_membar_p.
4972 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4973 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4974 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4975 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4976 (frv_reorg): Call frv_optimize_membar when appropriate.
4977 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4978 (frv_expand_builtin): Adjust calls accordingly.
4979 (frv_io_address_cookie): New function.
4980 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4981 load or store rather than a special insn. Add ccnstant address and
4982 io-type operands to the membar.
4983 (frv_ifcvt_modify_tests): Unsign regno.
4984 (frv_ifcvt_modify_tests): Same.
4986 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4987 UNSPEC_OPTIONAL_MEMBAR constant.
4988 (builtin_read_<mode>): Delete.
4989 (builtin_write_<mode>): Delete.
4990 ("optional_membar_<mode>"): Add operand.
4992 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4993 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4994 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4995 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4996 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4997 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4998 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4999 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5000 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5002 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5004 * df.c (df_uses_record): Handle SCRATCH.
5006 2005-07-28 Steven Bosscher <stevenb@suse.de>
5009 * passes.c (rest_of_decl_compilation): If decl is a type and
5010 we have encountered errors, don't emit debug information.
5012 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5014 * params.def: Fixed comment.
5016 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5019 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5020 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5021 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5023 2005-07-27 Steven Bosscher <stevenb@suse.de>
5026 * varasm.c (assemble_start_function): Don't do anything that may
5027 require a CFG if the current function is a thunk.
5029 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5031 * doc/install.texi (Prerequisites): Mention that perl is needed
5032 to do export control in libstdc++ targetting Darwin.
5034 2005-07-27 Steven Bosscher <stevenb@suse.de>
5036 PR rtl-optimization/17808
5037 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5038 (sched_insns_conditions_mutex_p): Split out from...
5039 (add_dependence): ...here. But don't call it from here.
5040 (add_dependence_list): Check sched_insns_conditions_mutex_p
5041 before calling add_dependence.
5042 (add_dependence_list_and_free): Likewise.
5043 (fixup_sched_groups): Likewise.
5044 (sched_analyze_1): Likewise.
5045 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5046 (sched_analyze): Likewise.
5047 (sched_analyze_insn): Likewise.
5048 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5049 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5050 dependencies on all COND_EXEC insns to jumps ending basic blocks
5051 when doing intrablock scheduling.
5052 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5054 2005-07-27 Jeff Law <law@redhat.com>
5056 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5057 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5058 equivalency sets, correctly handle the case were vr0 has an
5059 equivalency set, but vr1 does not.
5061 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5063 PR tree-optimization/23073
5064 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5065 vect_print_dump_info before fprintf.
5067 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5069 PR tree-optimize/22348
5070 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5071 Fold the partial computation.
5073 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5075 PR tree-optimization/22325
5076 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5078 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5080 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5081 (force_var_cost): ... this function.
5082 (compute_phi_arg_on_exit): Export.
5084 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5086 PR tree-optimization/20773
5087 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5090 2005-07-27 Richard Guenther <rguenther@suse.de>
5092 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5093 Avoid pushing again if current struct contains only
5094 fields we decomposed.
5096 2005-07-27 Jan Hubicka <jh@suse.cz>
5098 PR tree-optimization/22574
5099 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5102 * tree-tailcall.c (decrease_profile): New function.
5103 (eliminate_tail_call): Use it.
5105 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5106 visibility flags correctly in whole program mode.
5108 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5110 PR rtl-optimization/22472
5111 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5113 2005-07-26 Steven Bosscher <stevenb@suse.de>
5115 PR tree-optimization/22504
5116 * tree-complex.c (expand_complex_addition): Use 'code' instead
5117 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5119 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5121 * config.gcc (cpu_type): Add frv case.
5122 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5123 (supported_defaults): Add fr550 case.
5125 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5128 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5129 whether a pointer of type T * may point to objects of type T *.
5131 2005-07-26 DJ Delorie <dj@redhat.com>
5133 * configure: Regenerate.
5135 2005-07-26 Dale Johannesen <dalej@apple.com>
5137 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5139 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5141 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5142 Clarify use of "build" in name.
5144 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5146 * doc/extend.texi (Raw read/write Functions): New section.
5147 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5148 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5149 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5150 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5151 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5152 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5153 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5154 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5155 * config/frv/frv.c: Add bdesc_loads global.
5156 Add bdesc_stores global.
5157 (frv_init_builtins): Add support for __builtin_{read/write}*.
5158 (frv_volatile_memref): New.
5159 (frv_expand_load_builtin): New.
5160 (frv_expand_store_builtin): New.
5161 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5162 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5163 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5164 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5165 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5166 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5167 (builtin_read_<mode>): New.
5168 (builtin_write_<mode>): New.
5169 (builtin_write64): New.
5170 (optional_membar_<mode>): New.
5172 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5174 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5175 (rather than units) against HOST_BITS_PER_WIDE_INT.
5177 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5179 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5180 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5181 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5182 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5185 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5186 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5187 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5189 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5191 2005-07-26 Richard Guenther <rguenther@suse.de>
5193 PR tree-optimization/22486
5194 * fold-const.c (fold_unary): Fold away useless component
5195 references of the form (T *)&T.x, if the address
5198 2005-07-25 James E Wilson <wilson@specifixinc.com>
5200 * dwarf2out.c (add_call_src_coords_attributes): New.
5201 (gen_inlined_subroutine_die): Call it.
5202 (maybe_emit_file, init_file_table): Add comments.
5203 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5205 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5206 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5207 * tree.h (BLOCK_SOURCE_LOCATION): New.
5208 (struct tree_block): New field locus.
5210 2005-07-26 Andreas Schwab <schwab@suse.de>
5212 PR rtl-optimization/23043
5213 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5214 when allocating a struct unoccr.
5216 2005-07-25 Richard Henderson <rth@redhat.com>
5219 * tree-complex.c (gate_no_optimization): True if errors.
5220 * Makefile.in (tree-complex.o): Update dependencies.
5222 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5224 * config/frv/predicates.md (integer_register_operand): Use
5227 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5230 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5232 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5234 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5236 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5237 types when flag_unsafe_math_optimizations is true.
5239 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5241 * gcc.c (option_map): Add --sysroot.
5242 (process_command): Handle --sysroot.
5243 (display_help): Document it.
5244 * doc/cppopts.tex (-isysroot): Document.
5245 * doc/invoke.texi (--sysroot): Document.
5246 * doc/install.texi (--with-build-sysroot): Document.
5248 * Makefile.in (inhibit_libc): New variable.
5249 (INHIBIT_LIBC_CFLAGS): Likewise.
5250 (LIBGCC2_CFLAGS): Include
5251 $(INHIBIT_LIBC_CFLAGS).
5252 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5253 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5254 ($(T)crtend.o): Likewise.
5255 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5256 ($(T)crtendS.o): Likewise.
5257 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5258 ($(T)crtendT.o): Likewise.
5259 (stmp-fixinc): Do not complain about missing headers if
5261 * configure.ac (inhibit_libc): Set it to true/false.
5262 (--with-build-sysroot): New option. Use it to set
5264 * configure: Regenerated.
5266 2005-07-25 Manfred Hollstein <mh@suse.com>
5268 * calls.c (store_one_arg): Fix unsigned comparison warning.
5270 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5273 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5274 (ggc_print_statistics): Initialize variable before use.
5276 2005-07-25 Richard Guenther <rguenther@suse.de>
5278 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5279 calling with a PHI_NODE argument.
5281 * tree-flow-inline.h (overlap_subvar): Protect against
5284 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5286 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5287 * configure: Regenerate.
5289 2005-07-25 Ira Rosen <irar@il.ibm.com>
5291 * expr.c (highest_pow2_factor): Make extern.
5292 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5293 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5294 record_array_differ_p, array_ptr_differ_p): Likewise.
5295 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5296 additional cases. Call the above functions.
5297 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5298 base_object_differ_p when there are two base objects. Otherwise, compare
5299 base address and offset. Call may_alias_p.
5300 (dump_data_reference): Use a correct field name.
5301 (analyze_array): Make static. Initialize new data-ref fields.
5302 (analyze_indirect_ref): New function.
5303 (init_data_ref): Initialize new data-ref fields.
5304 (strip_conversion): Moved from tree-vect-analyze.c.
5305 (analyze_offset_expr, get_ptr_offset, address_analysis,
5306 object_analysis): Likewise.
5307 (analyze_offset): New function.
5308 (create_data_ref): Likewise.
5309 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5310 dimensions for ARRAY_REFs only.
5311 (build_classic_dist_vector): Make static.
5312 (access_functions_are_affine_or_constant_p): Call macro to get the
5313 address of access functions.
5314 (compute_all_dependences): Add new parameter
5315 compute_self_and_read_read_dependences. Compute self and read-read
5316 dependences if it is true.
5317 (find_data_references_in_loop): Call create_data_ref. Initialize new
5319 (compute_data_dependences_for_loop): Add new parameter
5320 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5321 compute nb_loops. Call compute_all_dependences,
5322 build_classic_dist_vector and build_classic_dir_vector with correct
5324 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5325 with correct parameters. Compare dimensions for ARRAY_REFs only.
5326 (free_data_refs): Call macro to free access functions.
5327 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5328 fields from stmt_vinfo.
5329 (struct base_object_info): New structure.
5330 (struct data_reference): Move fields to base_object_info. Add fields
5331 first_location and object_info for above structures. Move fields from
5332 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5333 aligned_to. Add macros to access the new fields.
5334 Update functions declarations.
5335 * tree-flow.h (is_aliased_with): Declare.
5336 * tree-loop-linear.c (linear_transform_loops): Call
5337 compute_data_dependences_for_loop with correct parameters.
5338 * tree-ssa-alias.c (is_aliased_with): New function.
5339 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5340 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5341 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5342 vect_base_addr_differ_p, compute_subscript_distance and
5343 build_classic_dist_vector. Add printings. Check absolute value of
5345 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5347 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5348 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5349 to bytes. Add printing.
5350 (vect_compute_data_refs_alignment): Go through loads and stores in one
5352 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5353 vect_analyze_data_ref_access): Likewise.
5354 (vect_analyze_pointer_ref_access): Remove.
5355 (vect_address_analysis, vect_object_analysis): Likewise.
5356 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5357 and analyze data-refs in the loop.
5358 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5359 fields of data-ref instead of stmt. Add init to the offset from the
5361 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5362 (vect_update_init_of_dr): Likewise.
5363 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5364 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5366 (new_loop_vec_info): Initialize new fields.
5367 (destroy_loop_vec_info): Free new fields.
5368 (vect_strip_conversion): Remove.
5369 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5370 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5371 datarefs. Add new field ddrs.
5372 Add macros for the new fields access.
5373 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5374 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5375 Remove their macros.
5376 * tree.h (highest_pow2_factor): Declare.
5378 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5380 * calls.c (store_one_arg): Check for sibling call MEM arguments
5381 from already clobbered incoming argument area.
5383 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5385 * c-common.c (check_missing_format_attribute): New.
5386 * c-common.h (check_missing_format_attribute): Likewise.
5387 * c-typeck.c (convert_for_assignment): Use it.
5389 2005-07-24 Andreas Schwab <schwab@suse.de>
5391 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5392 register use a word move. Correct operand of ext.w in 68000 code.
5394 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5396 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5397 variables as declarations, rather than definitions.
5399 2005-07-24 Ira Rosen <irar@il.ibm.com>
5401 PR tree-optimization/22526
5402 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5405 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5407 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5408 that C99 reserve for future use. Use it to define clog10,
5409 clog10f and clog10l.
5411 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5413 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5414 * configure.ac: Check for -Wmissing-format-attribute.
5416 * configure: Regenerate.
5418 2005-07-23 Richard Henderson <rth@redhat.com>
5420 PR tree-optimization/22623
5421 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5423 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5426 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5428 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5430 * Makefile.in (C_TREE_H): Update dependencies.
5431 * c-tree.h: Include toplev.h.
5432 * diagnostic.h (diagnostic_set_info): Add format attribute.
5433 * rtl-error.c (diagnostic_for_asm): Likewise.
5435 2005-07-23 Chao-ying Fu <fu@mips.com>
5437 * config/mips/mips-dsp.md: New file.
5438 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5439 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5441 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5442 MIPS_BUILTIN_BPOSGE32.
5443 (mips_expand_builtin_direct): Add one parameter to indicate that
5444 builtin functions need to return a value.
5445 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5447 (mips_regno_to_class): Add classes for 12 new DSP registers.
5448 (mips_subword): Change to check four HI registers.
5449 (mips_output_move): Output move to and from 6 new DSP accumulators.
5450 (override_options): Make sure -mdsp and -mips16 are not used together.
5451 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5453 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5455 (print_operand): Add 'q' for printing DSP accumulators.
5456 (mips_cannot_change_mode_class): Check ACC_REGS.
5457 (mips_secondary_reload_class): Check ACC_REGS.
5458 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5459 (mips_register_move_cost): Check ACC_REGS.
5460 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5461 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5462 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5463 (dsp_bdesc): New array.
5464 (bdesc_arrays): Add DSP builtin function table.
5465 (mips_prepare_builtin_arg): Check predicate again after
5467 (mips_expand_builtin): Add one more parameter to
5468 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5469 MIPS_BUILTIN_BPOSGE32.
5470 (mips_init_builtins): Initialize new function types.
5471 (mips_expand_builtin_direct): Check if builtin functions need to
5472 return a value and pass operands properly.
5473 (mips_expand_builtin_bposge): New function.
5474 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5475 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5476 (FIRST_PSEUDO_REGISTER): Increase to 188.
5477 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5478 Update for 12 new DSP registers.
5479 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5480 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5481 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5482 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5483 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5484 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5485 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5486 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5487 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5488 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5489 (REGISTER_NAMES): Add names for 12 new DSP registers.
5490 * config/mips/mips.md: Include mips-dsp.md.
5491 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5492 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5493 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5494 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5495 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5496 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5497 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5498 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5499 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5500 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5501 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5502 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5503 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5504 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5505 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5506 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5507 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5508 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5509 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5510 (UNSPEC_RDDSP): New constants.
5511 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5512 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5514 * config/mips/mips.opt (-mdsp): New option.
5515 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5516 (reg_imm10_operand): New predicates.
5517 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5518 * doc/invoke.texi (-mdsp): Document new option.
5520 2005-07-22 DJ Delorie <dj@redhat.com>
5522 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5524 * tree-inline.c (inlinable_function_p): Likewise.
5526 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5529 * toplev.c (check_global_declarations): Do not mark undefined
5530 variables as DECL_IGNORED_P.
5531 * varasm.c (first_global_object_name): GTY it.
5532 (weak_global_object_name): Likewise.
5533 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5534 a string to go into {weak,first}_global_object_name.
5536 2005-07-22 DJ Delorie <dj@redhat.com>
5538 * c-format.c (check_function_format): Change warning control
5539 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5541 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5543 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5544 &PTR->FLD a dereference of PTR.
5545 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5546 a potential dereference of PTR.
5548 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5550 PR rtl-optimization/20370
5551 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5552 call allocate_reg_info if necessary.
5554 PR rtl-optimization/21848
5555 * calls.c (emit_library_call_value_1): For const functions, add
5556 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5558 PR rtl-optimization/22445
5559 * cselib.c (target.h): Include.
5560 (rtx_equal_for_cselib_p): Allow commutative matches.
5561 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5562 Remove MODE parameter. Changed all callers.
5564 PR rtl-optimization/22258
5565 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5567 (try_combine): Use likely_spilled_retval_p.
5569 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5571 * config.gcc: Add crx-elf support.
5573 * doc/contrib.texi: Mention crx.
5574 * doc/extend.texi: Document crx extensions.
5575 * doc/install.texi: Document crx install.
5576 * doc/invoke.texi: Document crx options.
5577 * doc/md.texi: Document crx constraints.
5579 * config/crx/crx-protos.h: New file.
5580 * config/crx/crx.c: New file.
5581 * config/crx/crx.h: New file.
5582 * config/crx/crx.md: New file.
5583 * config/crx/crx.opt: New file.
5584 * config/crx/t-crx: New file.
5586 2005-07-22 Manfred Hollstein <mh@suse.com>
5588 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5590 (int_add_graph_edge): Likewise.
5591 (collapse_nodes): Likewise.
5592 (process_unification_queue): Likewise.
5594 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5595 Laurent GUERBY <laurent@guerby.net>
5597 PR tree-optimization/22336
5598 * function.c (record_block_change): Check for
5599 cfun->ib_boundaries_block.
5601 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5603 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5604 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5606 2005-07-21 DJ Delorie <dj@redhat.com>
5608 * toplev.c (warn_deprecated_use): Add warning control to warning
5610 * c-typeck.c (parser_build_binary_op): Likewise.
5611 (c_finish_if_stmt): Likewise.
5612 * c-common.c (check_function_sentinel): Likewise.
5613 (check_nonnull_arg): Likewise.
5615 2005-07-21 Richard Henderson <rth@redhat.com>
5618 * tree-complex.c (complex_ssa_name_components): New.
5619 (cvc_lookup): Allow entry not found.
5620 (create_components): Remove.
5621 (create_one_component_var, get_component_var): New.
5622 (get_component_ssa_name, set_component_ssa_name): New.
5623 (extract_component): Use get_component_ssa_name.
5624 (update_complex_components): Use set_component_ssa_name.
5625 (update_complex_components_on_edge): Likewise.
5626 (update_phi_components): Create new PHI nodes directly, instead
5627 of adding insns to edges.
5628 (tree_lower_complex): Allocate and free complex_variable_components
5629 and complex_ssa_name_components here.
5631 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5633 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5634 revert to returning false.
5636 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5639 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5641 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5644 * config/i386/i386.md (cmpxf): Change operand constraints
5645 to "nonmemory_operand".
5647 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5649 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5651 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5654 * fold-const.c (fold_build1): Add checksum for the operands.
5655 (fold_build2): Likewise.
5656 (fold_build3): Likewise.
5658 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5661 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5663 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5665 * common.opt (-fforward-propagate): Committed by mistake,
5668 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5670 * reg-stack.c: Fix comment typo(s).
5671 * tree-ssa-operands.c: Likewise.
5672 * tree-vectorizer: Likewise.
5674 2005-07-21 Nick Clifton <nickc@redhat.com>
5676 * config/sh/symbian.c: Replace C++ style line comments with C
5677 style line comments.
5678 (symbian_add_attribute): Do not use a ? operator on the LHS of
5680 (sh_symbian_handle_dll_attribute): Change the type of the
5681 method vector to "VEC(tree,gc)*" and use vector accessor
5682 macros to walk over the elements.
5683 (symbian_export_vtable_and_rtti_p): Likewise.
5684 (symbian_class_needs_attribute_p): Likewise.
5686 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5689 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5690 initialize targetm.resolve_overloaded_builtin here.
5691 (altivec_expand_overloaded_builtin): Make it non-static.
5692 * config/rs6000/rs6000-protos.h
5693 (altivec_expand_overloaded_builtin): New prototype.
5694 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5695 targetm.resolve_overloaded_builtin here.
5696 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5698 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5699 Zdenek Dvorak <dvorakz@suse.cz>
5701 PR tree-optimization/19210
5702 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5704 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5705 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5706 rely on unproven assumptions.
5707 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5708 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5709 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5710 to number_of_iterations_exit.
5711 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5712 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5713 * tree-ssa-loop-niter.c (find_loop_niter,
5714 estimate_numbers_of_iterations_loop): Likewise.
5715 (number_of_iterations_exit): Honor the new options.
5716 * doc/invoke.texi (Wunsafe-loop-optimizations,
5717 funsafe-loop-optimizations): Document them.
5719 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5721 PR rtl-optimization/22167
5722 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5724 2005-07-20 Adam Nemet <anemet@lnxw.com>
5726 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5727 __do_global_dtors_aux longcall.
5729 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5731 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5732 (old_special_pred_table): Don't reference
5733 SPECIAL_MODE_PREDICATES.
5734 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5735 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5736 * config/sh/predicates.h: Don't mention
5737 SPECIAL_MODE_PREDICATES.
5738 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5741 2005-07-20 DJ Delorie <dj@redhat.com>
5743 * config.gcc: Add m32c-elf support.
5745 * doc/contrib.texi: Mention m32c.
5746 * doc/extend.texi: Document m32c extensions.
5747 * doc/install.texi: Mention m32c.
5748 * doc/invoke.texi: Document m32c options.
5749 * doc/md.texi: Document m32c constraints.
5751 * config/m32c/addsub.md: New file.
5752 * config/m32c/bitops.md: New file.
5753 * config/m32c/cond.md: New file.
5754 * config/m32c/jump.md: New file.
5755 * config/m32c/m32c-lib1.S: New file.
5756 * config/m32c/m32c-lib2.c: New file.
5757 * config/m32c/m32c-modes.def: New file.
5758 * config/m32c/m32c-pragma.c: New file.
5759 * config/m32c/m32c-protos.h: New file.
5760 * config/m32c/m32c.abi: New file.
5761 * config/m32c/m32c.c: New file.
5762 * config/m32c/m32c.h: New file.
5763 * config/m32c/m32c.md: New file.
5764 * config/m32c/m32c.opt: New file.
5765 * config/m32c/minmax.md: New file.
5766 * config/m32c/mov.md: New file.
5767 * config/m32c/muldiv.md: New file.
5768 * config/m32c/predicates.md: New file.
5769 * config/m32c/prologue.md: New file.
5770 * config/m32c/shift.md: New file.
5771 * config/m32c/t-m32c: New file.
5773 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5775 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5776 (stack_protect_set, stack_protect_test): New expanders.
5777 (stack_protect_set_si, stack_protect_set_si_media,
5778 stack_protect_set_di_media, stack_protect_test_si,
5779 stack_protect_test_si_media, stack_protect_test_di_media):
5782 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5784 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5786 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5788 * tree.h (tree_expr_nonzero_p): Export.
5789 * fold-const.c (tree_expr_nonzero_p): Likewise.
5790 Return true for CALL_EXPRs that are alloca calls.
5791 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5793 * tree-flow.h (expr_computes_nonzero): Remove.
5794 * tree-vrp.c (expr_computes_nonzero): Remove.
5795 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5796 (extract_range_from_unary_expr): Likewise.
5797 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5798 tree_expr_nonzero_p.
5800 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5802 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5803 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5804 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5805 All callers changed.
5806 (frame_related_constant_load): New arg "related" which controls
5807 setting of RTX_FRAME_RELATED_P. All callers changed.
5808 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5809 (bfin_expand_prologue): Add stack limit checking.
5810 * config/bfin/bfin.md (trapifcc): New pattern.
5812 * config/bfin/bfin.c: Include "langhooks.h".
5813 (def_builtin): Go through lang_hooks to call builtin_function.
5815 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5816 * config/bfin/predicates.md (symbol_ref_operand): New.
5817 (call_insn_operand): Delete. All callers changed to use
5818 register_no_elim_operand.
5819 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5821 (function_arg): Use it to generate the call's operand 2.
5822 (bfin_longcall_p): New function.
5823 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5824 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5825 determine if the address needs to be in a REG.
5826 (bfin_handle_longcall_attribute): New function.
5827 (bfin_attribute_table): Add "longcall" and "shortcall".
5828 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5829 (CUMULATIVE_ARGS): New member call_cookie.
5830 (PREDICATE_CODES): Add symbol_ref_operand.
5831 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5832 extra USE to the pattern.
5833 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5834 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5835 sibcall_value_insn; now the new patterns handle direct calls and the
5836 old ones indirect calls.
5837 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5839 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5841 * doc/trouble.texi: Update section on handling of empty loops.
5843 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5845 * config.gcc: Remove support for sparc-*-openbsd*,
5846 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5848 * config.host: Remove support for i860-*-sysv4* as a host.
5849 * config/i860/*, config/ip2k/*, config/ns32k/*,
5850 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5851 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5852 mention obsolete ports.
5854 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5856 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5858 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5859 of frame_pointer_rtx.
5860 (sh_expand_epilogue): Likewise.
5861 (sh_set_return_address): Likewise.
5862 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5863 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5864 offsets from FRAME_POINTER_REGNUM.
5865 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5866 (sh_register_names): Add initializer for sfp.
5867 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5868 (VALID_REGISTER_P): Likewise.
5869 (FIRST_PSEUDO_REGISTER): Update.
5870 (DWARF_FRAME_REGISTERS): Define.
5871 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5872 (HARD_FRAME_POINTER_REGNUM): Define.
5873 (FRAME_POINTER_REGNUM): Redefine.
5874 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5875 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5876 from FRAME_POINTER_REGNUM.
5877 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5878 FRAME_POINTER_REGNUM.
5879 (REG_CLASS_CONTENTS): Add sfp.
5880 (REG_ALLOC_ORDER): Likewise.
5881 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5882 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5883 of frame_pointer_rtx.
5884 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5886 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5888 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5889 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5890 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5892 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5895 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5897 Make CONSTRUCTOR use VEC to store initializers.
5898 * c-common.c (complete_array_type): Update to cope with VEC in
5900 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5901 (pp_c_constructor_elts): New function.
5902 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5903 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5904 struct constructor_stack, struct initializer_stack,
5905 constructor_elements, push_init_level, pop_init_level,
5906 add_pending_init, find_init_member, output_init_element): Update to
5907 cope with VEC in CONSTRUCTOR_ELTS.
5908 * coverage.c (build_fn_info_value, build_ctr_info_value,
5909 build_gcov_info): Likewise.
5910 * expr.c (categorize_ctor_elements_1, store_constructor,
5911 expand_expr_real_1): Likewise.
5912 * fold-const.c (fold_ternary): Likewise.
5913 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5914 gimplify_init_constructor, gimplify_expr): Likewise.
5915 * tree-dump.c (dequeue_and_dump): Likewise.
5916 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5918 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5920 * tree-sra.c (generate_element_init_1): Likewise.
5921 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5922 * tree-ssa-operands.c (get_expr_operands): Likewise.
5923 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5924 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5925 (get_initial_def_for_reduction): Likewise.
5926 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5927 value handle in annotations.
5928 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5929 tree_node_structure): Add support for constr_kind.
5930 (build_vector_from_ctor, build_constructor_single,
5931 build_constructor_from_list): New functions.
5932 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5933 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5934 Update to cope with VEC in CONSTRUCTOR_ELTS.
5935 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5936 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5937 CONSTRUCTOR_APPEND_ELT): New macros.
5938 (struct constructor_elt, struct tree_constructor): New data types.
5939 (union tree_node): Add tree_constructor field.
5940 * treestruct.def: Define TS_CONSTRUCTOR.
5941 * varasm.c (const_hash_1, compare_constant, copy_constant,
5942 compute_reloc_for_constant, output_addressed_constants,
5943 initializer_constant_valid_p, output_constant,
5944 array_size_for_constructor, output_constructor): Update to cope with
5945 VEC in CONSTRUCTOR_ELTS.
5946 * vec.h (VEC_empty, VEC_copy): New macros.
5948 2005-07-19 Devang Patel <dpatel@apple.com>
5950 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5952 2005-07-19 Richard Henderson <rth@redhat.com>
5955 * gimplify.c (gimplify_expr): Use main variant type for the temp
5956 destination for a discarded volatile read.
5957 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5958 casts between non-void types that change volatility.
5960 2005-07-15 DJ Delorie <dj@redhat.com>
5962 * toplev.h: Add comment about the first parameter for warning().
5963 * errors.h: Likewise.
5965 * c.opt (Wpragmas): New.
5966 * doc/invoke.texi: Document it.
5968 * function.c (do_warn_unused_parameter): Add warning control to
5970 * c-decl.c (warn_if_shadowing): Likewise.
5971 * c-lex.c (cb_def_pragma): Likewise.
5972 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5973 (pop_alignment): Likewise.
5974 (handle_pragma_pack): Likewise.
5975 (apply_pragma_weak): Likewise.
5976 (handle_pragma_weak): Likewise.
5977 (handle_pragma_redefine_extname): Likewise.
5978 (add_to_renaming_pragma_list): Likewise.
5979 (handle_pragma_extern_prefix): Likewise.
5980 (maybe_apply_renaming_pragma): Likewise.
5981 (handle_pragma_visibility): Likewise.
5983 * config/c4x/c4x-c.c (BAD): Likewise.
5984 (c4x_parse_pragma): Likewise.
5985 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5986 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5987 (rs6000_pragma_longcall): Likewise.
5988 * config/v850/v850-c.c (pop_data_area): Likewise.
5989 (ghs_pragma_section): Likewise.
5990 (ghs_pragma_section): Likewise.
5991 (ghs_pragma_interrupt): Likewise.
5992 (ghs_pragma_starttda): Likewise.
5993 (ghs_pragma_startsda): Likewise.
5994 (ghs_pragma_startzda): Likewise.
5995 (ghs_pragma_endtda): Likewise.
5996 (ghs_pragma_endsda): Likewise.
5997 (ghs_pragma_endzda): Likewise.
5999 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6000 Kenneth Zadeck <zadeck@naturalbridge.com>
6002 * Makefile.in: Removed tree-promote-statics.c
6003 * tree-promote-statics.c: Removed.
6004 * common.opt: Removed flag-promote-statics.
6006 * passes.c: Removed tree-promote-statics pass.
6007 * tree-pass.h: Ditto.
6008 * timevar.def: Removed TV_PROMOTE_STATICS.
6011 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6013 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6015 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6017 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6020 * c-common.c (check_function_arguments): Call
6021 'check_function_format' if either -Wformat or
6022 -Wmissing-format-attribute are specified.
6023 * c-format.c (check_function_format): Check -Wformat before
6024 calling 'check_format_info'.
6025 * c-opts.c (c_common_post_options): Don't warn for
6026 -Wmissing-format-attribute without -Wformat.
6027 * c-typeck.c (convert_for_assignment): Detect additional cases for
6028 -Wmissing-format-attribute.
6029 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6032 2005-07-19 Richard Guenther <rguenther@suse.de>
6034 * config/i386/i386.md (lrint<mode>2): Use temporary
6035 instead of clobbering non-existent memory.
6037 2005-07-19 Nick Clifton <nickc@redhat.com>
6039 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6040 statement to avoid displaying ASCII control characters.
6042 2005-07-19 Ben Elliston <bje@au.ibm.com>
6044 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6045 * cfganal.c (find_edge_index): Ditto.
6046 * combine.c (combine_instructions): Ditto.
6047 * ddg.c (create_scc): Ditto.
6048 (find_successors): Ditto.
6049 (find_predecessors): Ditto.
6050 (find_nodes_on_paths): Ditto.
6051 (longest_simple_path): Ditto.
6052 * flow.c (update_life_info): Ditto.
6053 (count_or_remove_death_notes): Ditto.
6054 (clear_log_links): Ditto.
6055 * modulo-sched.c (generate_reg_moves): Ditto.
6056 (find_max_asap): Ditto.
6057 (find_max_hv_min_mob): Ditto.
6058 (find_max_dv_min_mob): Ditto.
6059 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6060 * sched-rgn.c (extract_edgelst): Ditto.
6061 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6062 (dump_update_ssa): Ditto.
6063 (ssa_names_to_replace) Ditto.
6064 (switch_virtuals_to_full_rewrite): Ditto.
6065 (update_ssa): Ditto.
6066 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6068 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6070 Fix PR tree-optimization/22483
6072 * tree-complex.c (create_components): Use
6073 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6074 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6075 * tree-flow.h (safe_referenced_var_iterator): New structure.
6076 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6077 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6078 safe_referenced_var iterator.
6079 (add_type_alias): Ditto.
6081 2005-07-19 Steven Bosscher <stevenb@suse.de>
6083 * loop-init.c (rest_of_handle_loop2): Remove.
6084 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6085 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6086 (pass_rtl_loop_init, pass_rtl_loop_done,
6087 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6088 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6089 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6090 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6091 pass_tree_loop_done, and pass_tree_unswitch.
6092 (gate_loop): Rename to gate_tree_loop.
6093 * passes.c (init_optimization_passes): Update for renamed tree
6094 loop passes. Add the new loop2 passes as subpasses of loop2.
6095 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6096 Update for the renamed tree loop passes.
6098 2005-07-18 Ian Lance Taylor <ian@airs.com>
6101 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6102 blocks when optimizing.
6104 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6106 * common.opt (frename-registers): Initialize to 2.
6108 (fgcse-after-reload): Ditto.
6109 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6110 (process_options): Only change flag_web, flag_rename_registers,
6111 and flag_rerun_cse_after_loop if not explicitly set by user.
6113 2005-07-18 Jan Beulich <jbeulich@novell.com>
6115 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6116 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6117 in 64-bit mode the same as DImode in 32-bit mode.
6118 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6119 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6120 mode. Add new mode parameter.
6121 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6122 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6123 x86_64_shift_adj): New expanders.
6124 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6125 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6127 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6128 DImode shift splitters.
6129 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6130 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6133 2005-07-18 Jan Beulich <jbeulich@novell.com>
6135 * i386.md (movdi_extzv_1): New.
6136 (zero_extendhidi2): Combine alternatives and never force use of
6138 (zero_extendqidi2): Likewise. Don't restrict input selection.
6140 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6142 Fix PR tree-optimization/22531
6143 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6146 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6148 * tree-promote-statics.c (pass_promote_statics): Change dump file
6151 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6153 * tree-optimize.c (init_tree_optimization_passes): Add
6154 pass_eliminate_useless_stores pass.
6155 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6156 * tree-ssa-pre.c (is_copy_stmt): New function.
6157 (follow_copies_till_vuse): Ditto.
6158 (do_eustores): Ditto.
6159 (gate_eustores): Ditto.
6161 2005-07-16 Richard Henderson <rth@redhat.com>
6163 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6165 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6166 Kenneth Zadeck <zadeck@naturalbridge.com>
6168 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6169 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6170 ipa-type-escape.h, tree-promote-statics.c
6171 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6172 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6173 tree-promote-statics.c: new files.
6174 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6175 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6176 int nonlocal_set_p, mark_constant_function): Deleted.
6177 (rest_of_handle_cfg): Removed call to mark_constant_function.
6178 (nonoverlapping_component_refs_p): Added calls to support
6179 type based aliasing.
6180 * tree-ssa-alias.c (may_alias_p,
6181 compute_flow_insensitive_aliasing): Ditto.
6182 * calls.c (flags_from_decl_or_type): Removed reference to
6184 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6185 too many arguments. This is necessary for Spec 2000.
6186 * cgraph.h (const_function, pure_function): Removed.
6187 * common.opt: Added "fipa-pure-const", "fipa-reference",
6188 "fipa-type-escape", and "ftree-promote-static".
6190 * passes.c: Added ipa and tree-promote-statics passes.
6191 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6192 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6193 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6194 * tree-flow.h: Added exposed sra calls and addition of
6195 reference_vars_info field for FUNCTION_DECLS.
6196 * tree-pass.h: Added passes.
6197 * tree-sra.c: (sra_init_cache): New function.
6198 (sra_insert_before, sra_insert_after) Made public.
6199 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6201 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6202 aliasing. (may_alias_p): Added code to use type escape analysis to
6204 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6205 code to prune clobbers of static variables based on information
6206 produced in ipa-reference pass. Changed call clobbering so that
6207 statics are not marked as clobbered if the call does not clobber
6210 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6212 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6215 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6217 * doc/install.texi (*-*-solaris2*): Document recommended version
6218 of GNU binutils and mention GNU linker problem on Solaris 10.
6220 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6223 * c-decl.c (c_build_bitfield_integer_type): New function.
6224 (finish_struct): Call it.
6225 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6227 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6229 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6232 2005-07-16 Jan Hubicka <jh@suse.cz>
6234 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6235 (scale_bbs_frequencies_int): Watch roundoff errors.
6236 * predict.c (return_prediction): Initialize return_stmt.
6238 2005-07-16 Jan Hubicka <jh@suse.cz>
6240 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6241 after RTL profiling.
6243 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6246 * fold-const.c (build_range_check): Convert high/low to etype
6247 if we are only comparing against exp.
6249 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6251 Fix PR tree-optimization/22376
6252 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6254 (need_to_solve): New function.
6255 (compute_points_to_sets): Use it.
6257 2005-07-15 Jan Hubicka <jh@suse.cz>
6259 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6260 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6262 2005-07-15 Richard Guenther <rguenther@suse.de>
6264 * c-common.c (handle_flatten_attribute): New function.
6265 Add flatten function attribute.
6266 * doc/extend.texi: Document flatten function attribute.
6267 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6268 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6270 (cgraph_decide_inlining): Handle functions with flatten
6273 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6275 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6276 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6277 UNSPEC_XCHG, UNSPEC_AND): New.
6278 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6279 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6280 * config/rs6000/sync.md (FETCHOP): New code macro.
6281 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6283 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6284 (sync_compare_and_swap<mode>): Same.
6285 (sync_lock_test_and_set<mode>): Same.
6286 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6287 for QImode and HImode, and not PPC405.
6288 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6289 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6290 (sync_<fetchop>{si,di}_internal): New.
6291 (sync_nand{si,di}_internal): New.
6292 (sync_old_<fetchop>{si,di}_internal): New.
6293 (sync_old_nand{si,di}_internal): New
6294 (sync_new_<fetchop>{si,di}_internal): New.
6295 (sync_new_nand{si,di}_internal): New.
6296 (atomic_and{si,di}): New.
6297 (sync_new_nand{si,di}_internal): New.
6298 (atomic_and{si,di}): New.
6299 (sync_add<mode>_internal): Delete.
6300 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6301 (sync_sub<mode>_internal): Delte.
6302 (sync_subshort_internal): New.
6303 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6304 (sync_anddi_internal): Delete.
6305 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6306 (sync_booldi_internal): Delete.
6307 (sync_boolc<mode>_internal): Delete.
6308 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6309 (sync_boolc<mode>_internal2): Delete.
6310 (sync_boolcc<mode>_internal): Delete.
6311 (isync, lwsync): Use unspec instead of unspec_volatile.
6312 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6313 Revert UNSPEC_VOLATILE.
6314 (rs6000_split_atomic_op): New.
6315 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6317 2005-07-14 Eric Christopher <echristo@redhat.com>
6319 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6320 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6322 2005-07-14 Eric Christopher <echristo@redhat.com>
6324 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6326 2005-07-14 Steven Bosscher <stevenb@suse.de>
6328 PR tree-optimization/22230
6329 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6330 the computation of the four cross productions for "range op range".
6332 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6333 Ulrich Weigand <uweigand@de.ibm.com>
6336 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6339 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6341 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6343 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6345 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6347 2005-07-14 Richard Guenther <rguenther@suse.de>
6350 * config/i386/i386-protos.h (ix86_function_value): Change
6351 prototype to match new target hook.
6352 * config/i386/i386.c (ix86_value_regno): Change prototype
6353 to take extra type argument.
6354 (TARGET_FUNCTION_VALUE): Define.
6355 (ix86_function_ok_for_sibcall): Pass extra argument to
6356 ix86_value_regno, check return slot rtx for exact match.
6357 (ix86_function_value): Take extra parameter. Dispatch to
6358 ix86_value_regno with fndecl/fntype as provided.
6359 (ix86_value_regno): Handle extra type argument.
6360 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6362 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6363 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6364 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6365 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6366 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6368 2005-07-14 Richard Guenther <rguenther@suse.de>
6370 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6371 * calls.c (expand_call): Pass fntype to hard_function_value.
6372 (emit_library_call_value_1): Likewise.
6373 * explow.c: Include target.h.
6374 (hard_function_value): Take extra argument, the fntype.
6375 Use new target hook for function_value.
6376 * expr.h (hard_function_value): Change prototype.
6377 * function.c (aggregate_value_p): Pass 0 as fntype to
6378 hard_function_value.
6379 (assign_parms): Use new target hook for function_value.
6380 Pass 0 as fntype to hard_function_value.
6381 (expand_function_end): Likewise.
6382 * reg-stack.c: Include target.h.
6383 (stack_result): Use new target hook for function_value.
6384 * target-def.h: New target hook function_value.
6385 * target.h: Likewise.
6386 * targhooks.c (default_function_value): New function.
6387 * targhooks.h (default_function_value): Declare.
6389 2005-07-13 Ian Lance Taylor <ian@airs.com>
6391 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6393 2005-07-14 Jan Hubicka <jh@suse.cz>
6395 * tree-dfa.c (dump_variable): Use default_def function.
6396 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6397 * tree-ssa.c (verify_use): Likewise.
6398 * tree-ssanames.c (release_ssa_name): Likewise.
6399 * tree-tailcall.c (eliminate_tail_call): Likewise.
6400 (tree_optimize_tail_calls_1): Likewise.
6401 * tree-vrp.c (get_value_range): Likewise.
6403 2005-07-14 Ben Elliston <bje@au.ibm.com>
6405 * gcc.c (main): Compare language[0] with '*' when iterating over
6408 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6410 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6411 "s390_emit_compare". Add handling of CCZ1mode.
6412 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6413 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6415 (s390_branch_condition_mask): Add CCZ1mode handling.
6416 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6417 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6418 Use CCZ1mode instead of CCZmode.
6419 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6421 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6423 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6425 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6427 2005-07-13 Eric Christopher <echristo@redhat.com>
6429 * config/mips/mips.c (mips_canonicalize_comparison): New.
6430 (mips_emit_int_relational): Use.
6432 2005-07-13 Eric Christopher <echristo@redhat.com>
6434 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6436 * config/s390/s390.md: Include tpf.md. Move tpf specific
6438 * config/s390/tpf.md: To here.
6439 * config/s390/s390.opt: Move tpf specific options...
6440 * config/s390/tpf.opt: to here. Add mmain option.
6441 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6442 * config/s390/tpf.h: Rewrite.
6444 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6446 * doc/tm.texi: Remove @xref{Cross-profiling}.
6448 2005-07-13 Jeff Law <law@redhat.com>
6450 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6451 expressions, test their _DECL operands for pointer equality rather
6452 than using operand_equal_p.
6454 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6456 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6457 (TARGET_POSIX_IO): This.
6458 * config/darwin.h: Likewise.
6459 * config/freebsd.h: Likewise.
6460 * config/linux.h: Likewise.
6461 * config/lynx.h: Likewise.
6462 * config/netbsd.h: Likewise.
6463 * config/rs6000/linux64.h: Likewise.
6464 * config/rs6000/linux.h: Likewise.
6465 * config/s390/tpf.h: Likewise.
6466 * config/sh/embed-elf.h: Likewise.
6467 * config/sparc/linux64.h: Likewise.
6468 * config/sparc/linux.h: Likewise.
6469 * config/svr4.h: Likewise.
6470 * gcov-io.h: Likewise.
6472 * doc/tm.texi: Updated.
6474 * libgcov.c (create_file_directory): Defined only if
6475 TARGET_POSIX_IO is defined.
6476 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6479 2005-07-13 Jan Hubicka <jh@suse.cz>
6481 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6483 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6485 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6486 structure as argument.
6488 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6490 PR tree-optimization/21921
6491 * tree-iterator.c (tsi_link_before): Support the case when
6492 tsi_end_p (tsi) == true.
6494 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6496 PR tree-optimization/22442
6497 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6500 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6502 PR rtl-optimization/20376
6503 * toplev.c (process_options): Enable -fweb and -frename-registers when
6505 * doc/invoke.texi: Update the information about when -fweb and
6506 -frename-registers are enabled.
6508 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6511 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6512 if *rhs_p is not a SSA_NAME.
6514 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6516 Fix PR tree-optimization/22422
6517 * tree-ssa-structalias.c (struct variable_info): Add flag for
6519 (get_varinfo): Now a static function.
6520 (new_varinfo): init has_union and is_special_var to false.
6521 (solution_set_add): Check has_union.
6522 (do_da_constraint): Move temporary variable so it gets reset
6524 Also check for special variable.
6525 (do_ds_constraint): Ditto.
6526 (do_sd_constraint): Ditto.
6527 (do_structure_copy): Check for special variable.
6528 (find_func_aliases): Ditto.
6529 (init_base_vars): Set special vars properly.
6531 2005-07-13 Jan Hubicka <jh@suse.cz>
6533 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6536 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6537 (get_expr_operands): Fix thinko wrt flags and subvars.
6539 PR tree-optimize/22379
6540 * tree-inline.c (expand_call_inline): Do not output sorry in early
6543 2005-07-12 Dale Johannesen <dalej@apple.com>
6545 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6547 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6550 * host-linux.h: Include limits.h.
6552 2005-07-12 Dale Johannesen <dalej@apple.com>
6554 * expr.c (compress_float_constant): Add cost check.
6555 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6557 2005-07-12 Dale Johannesen <dalej@apple.com>
6559 * gcc.target/i386/compress-float-sse.c: New.
6560 * gcc.target/i386/compress-float-sse-pic.c: New.
6561 * gcc.target/i386/compress-float-387.c: New.
6562 * gcc.target/i386/compress-float-387-pic.c: New.
6563 * gcc.dg/compress-float-ppc.c: New.
6564 * gcc.dg/compress-float-ppc-pic.c: New.
6566 2005-07-12 Eric Christopher <echristo@redhat.com>
6568 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6570 * config/s390/s390.md: Include tpf.md. Move tpf specific
6572 * config/s390/tpf.md: To here.
6573 * config/s390/s390.opt: Move tpf specific options...
6574 * config/s390/tpf.opt: to here. Add mmain option.
6575 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6576 * config/s390/tpf.h: Rewrite.
6578 2005-07-12 Eric Christopher <echristo@redhat.com>
6580 * gcc.c (struct infile): Update comment for language.
6581 (main): Rewrite input file resetting code.
6583 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6586 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6587 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6588 (lookup_avail_expr): Use constant_boolean_node instead
6589 of boolean_false_node/boolean_true_node.
6591 2005-07-12 Ben Elliston <bje@au.ibm.com>
6593 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6594 and use it when printing num_edges.
6596 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6598 * doc/extend.texi (Blackfin Built-in Functions): New section.
6599 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6602 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6604 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6605 s/cmpstrsi/cmpstrnsi
6606 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6608 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6609 (init_optabs): Initialize cmpstrn_optab.
6610 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6611 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6612 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6613 * config/i386/i386.md: s/cmpstr/cmpstrn
6614 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6615 * doc/md.texi: Update documentation.
6617 2005-07-11 Richard Henderson <rth@redhat.com>
6619 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6620 build_va_arg_indirect_ref.
6621 (alpha_gimplify_va_arg): Likewise.
6622 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6623 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6624 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6625 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6626 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6627 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6629 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6631 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6633 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6634 * passes.c (init_optimization_passes): Add pass_empty_loop.
6635 * tree-pass.h (pass_empty_loop): Declare.
6636 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6637 try_remove_empty_loop, remove_empty_loops): New functions.
6638 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6639 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6641 2005-07-12 Peter Barada <peter@the-baradas.com>
6645 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6646 in address registers.
6647 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6648 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6649 alternative of addsi3_5200.
6651 2005-07-11 Ian Lance Taylor <ian@airs.com>
6653 * config/mips/mips.md (ffs<mode>2): Remove.
6655 2005-07-11 Ian Lance Taylor <ian@airs.com>
6657 * doc/tree-ssa.texi (Cleanups): Improve description of
6659 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6661 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6663 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6664 * tree.h (DECL_ARGUMENT_FLD): New macro.
6666 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6668 Fix PR tree-optimization/22404
6670 * tree-ssa-structalias.c (create_variable_info_for): Use
6673 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6675 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6676 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6677 for second comparison operand.
6678 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6680 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6681 (define_insn_reservation "alu"): Likewise.
6682 (csync, ssync): Now of type sync.
6683 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6684 -mcsync-anomaly -mspecld-anomaly.
6685 * config/bfin/bfin.opt (mcsync): Remove.
6686 (mcsync-anomaly, mspecld-anomaly): Add.
6687 * config/bfin/bfin.c: Include "insn-codes.h".
6688 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6689 (TARGET_DEFAULT_TARGET_FLAGS): New.
6690 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6692 2005-07-11 Steven Bosscher <stevenb@suse.de>
6694 * basic-block.h: Give the BB flags enum a name, bb_flags.
6695 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6696 * cfgcleanup.c (enum bb_flags): Remove here.
6697 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6698 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6699 (update_forwarder_flag): Likewise.
6700 (thread_jump): Likewise.
6701 (try_forward_edges): Likewise.
6702 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6703 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6704 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6706 2005-07-11 Richard Guenther <rguenther@suse.de>
6708 * config/i386/i386.opt: New target option -msseregparm.
6709 * config/i386/i386.c (override_options): Error out for
6710 -msseregparm but no SSE support.
6711 (ix86_function_sseregparm): Check for global sseregparm.
6712 * doc/invoke.texi: Document -msseregparm.
6714 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6716 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6717 (m32rle-*-linux*): Ditto.
6719 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6721 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6722 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6725 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6729 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6730 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6732 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6734 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6735 (varmap): Heapify varmap.
6736 (constraints): Heapify constraints.
6737 (struct constraint_graph): Heapify succs and preds.
6738 (constraint_vec_find): Update for heapification.
6739 (constraint_set_union): Ditto.
6740 (insert_into_complex): Ditto.
6741 (constraint_edge_vec_find): Ditto.
6742 (erase_graph_self_edge): Ditto.
6743 (add_graph_edge): Ditto.
6744 (get_graph_weights): Ditto.
6745 (merge_graph_nodes): Ditto.
6746 (build_constraint_graph): Ditto.
6747 (topo_visit): Ditto.
6748 (solve_graph): Ditto.
6749 (create_variable_info_for): Ditto.
6750 (init_base_vars): Ditto.
6751 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6752 (condese_varmap_nodes): Free complex vector.
6753 (clear_edges_for_node): Clear succs and preds vector.
6755 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6757 * tree-ssa-structalias.c (update_alias_info): Change counting of
6758 references to not include vdefs.
6760 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6762 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6765 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6767 * pa.c (pa_commutative_p): Make PLUS commutative when
6768 TARGET_NO_SPACE_REGS is true.
6770 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6772 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6773 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6774 * tree-dfa.c (dump_subvars_for): New.
6775 (debug_subvars_for): New.
6776 (dump_variable): Show subvariables if VAR has them.
6777 * tree-flow-inline.h (get_subvar_at): New.
6778 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6779 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6781 (struct subvar): Change fields offset and size to unsigned
6783 (dump_subvars_for): Declare.
6784 (debug_subvars_for): Declare.
6785 (get_subvar_at): Declare.
6786 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6787 to unsigned HOST_WIDE_INT *.
6788 (overlap_subvar): Likewise.
6789 * tree-gimple.c (is_gimple_reg): Always return false for
6790 SFTs and memory tags.
6791 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6793 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6794 (compute_may_aliases): Call compute_points_to_sets.
6795 (collect_points_to_info_for): Remove.
6796 (compute_points_to_and_addr_escape): Remove.
6797 (delete_alias_info): Call delete_points_to_sets.
6798 (compute_flow_sensitive_aliasing): If the call to
6799 find_what_p_points_to returns false, call set_pt_anything.
6800 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6801 (set_pt_anything): Clear pi->pt_vars.
6802 (set_pt_malloc): Remove.
6803 (merge_pointed_to_info): Remove.
6804 (add_pointed_to_expr): Remove.
6805 (add_pointed_to_var): Remove.
6806 (collect_points_to_info_r): Remove.
6807 (is_escape_site): Make extern.
6809 (create_overlap_variables_for): Call it.
6810 * tree-ssa-copy.c (merge_alias_info): Never merge
6811 flow-sensitive alias information.
6812 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6813 offset and size to be unsigned HOST_WIDE_INT.
6814 (add_to_addressable_set): Rename from note_addressable.
6815 Set TREE_ADDRESSABLE as the variables are added to the set.
6817 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6818 operands into VUSEs when adding V_MAY_DEFs for members in an
6820 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6821 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6822 (struct variable_info): Add bitfield is_heap_var.
6823 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6824 (new_var_info): Initialize is_heap_var.
6825 (get_constraint_for): Add HEAP variables to the symbol table.
6826 Mark them with is_heap_var.
6827 (update_alias_info): New. Taken mostly from the old
6828 compute_points_to_and_addr_escape.
6829 (handle_ptr_arith): New.
6830 (find_func_aliases): Call update_alias_info.
6831 Call handle_ptr_info for tcc_binary expressions.
6832 Call mark_stmt_modified.
6833 (create_variable_info_for): If DECL has subvars, do not create
6834 variables for its subvars. Always add all the fields.
6835 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6836 SFTs, then add all the SFTs of the structure.
6837 If VI->DECL is an aggregate with subvariables, add the SFT at
6839 (find_what_p_points_to): If VI is an artificial variable,
6840 translate to bitfields in SSA_NAME_PTR_INFO.
6841 If the solution is empty, set pi->pt_vars to NULL
6842 (init_base_vars): Create ANYOFFSET.
6843 (compute_points_to_sets): Rename from create_alias_vars.
6845 (pass_build_pta): Remove.
6846 (delete_points_to_sets): Rename from delete_alias_vars.
6847 (pass_del_pta): Remove.
6848 * tree-ssa-structalias.h (struct alias_info): Move from
6850 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6851 NUM_REFERENCES_SET): Likewise.
6852 (compute_points_to_sets, delete_points_to_sets): Declare.
6854 2005-07-09 Richard Henderson <rth@redhat.com>
6856 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6857 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6858 alpha_split_lock_test_and_set_12): New functions.
6859 * config/alpha/alpha-protos.h: Update.
6860 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6861 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6862 * config/alpha/sync.md (I12MODE): New.
6863 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6864 (sync_<fetchop_name><I48MODE>): Likewise.
6865 (sync_nand<I48MODE>): Likewise.
6866 (sync_old_<fetchop_name><I48MODE>): Likewise.
6867 (sync_new_<fetchop_name><I48MODE>): Likewise.
6868 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6869 (sync_compare_and_swap<I48MODE>): Likewise.
6870 (sync_lock_test_and_set<I48MODE>): Likewise.
6871 (sync_compare_and_swap<I12MODE>): New.
6872 (sync_compare_and_swap<I12MODE>_1): New.
6873 (sync_lock_test_and_set<I12MODE>): New.
6874 (sync_lock_test_and_set<I12MODE>_1): New.
6876 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6880 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6882 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6884 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6885 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6887 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6890 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6892 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6894 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6895 memory_operand constraint.
6896 (store_conditional_<mode>): Same.
6897 (sync_compare_and_swap<mode>): Same.
6898 (sync_lock_test_and_set<mode>): Same.
6900 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6902 Rewrite PIC support to more closely model actual instructions.
6903 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6904 (cris_symbol): Remove prototypes for removed functions.
6905 (cris_pic_symbol_type_of, cris_valid_pic_const)
6906 (cris_expand_pic_call_address): Prototypes for new functions.
6907 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6909 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6911 <case ':'>: Add case for new punctuation character.
6912 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6913 emitting (extra) PIC modifier.
6914 <case UNSPEC>: Do not assert for PLT.
6915 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6916 (cris_expand_prologue, cris_expand_epilogue): Check
6917 for pic_offset_table_rtx usage instead of taking
6918 current_function_uses_pic_offset_table as the final word.
6919 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6920 Remove flag_pic difference.
6921 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6922 the moral equivalents of...
6923 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6925 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6926 (cris_handle_option): Mark ARG as unused.
6927 (cris_expand_pic_call_address): New worker function for "call",
6929 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6930 output PIC constructs here.
6931 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6932 as symbol-specific modifers, not whole or part of operands.
6933 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6934 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6935 constants and flag_pic.
6936 (CONSTANT_INDEX_P): Adjust for new functions.
6937 (enum cris_pic_symbol_type): New helper type.
6938 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6939 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6940 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6942 ("movsi"): Emit actual instructions for GOT and relative access.
6943 ("*movsi_got_load"): New pattern to set up the register holding
6945 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6946 Adjust FIXME for 'S'.
6947 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6948 Use "movs" for -fpic cases.
6949 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6950 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6951 ("call", "call_value"): Just call cris_expand_pic_call_address for
6953 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6954 Remove special pattern.
6955 ("*expanded_call_side", "*expanded_call_value_side"): New
6957 (gotplt-to-plt, gotplt-to-plt-side-call)
6958 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6960 * config/cris/cris/predicates.md
6961 ("cris_general_operand_or_gotless_symbol"): Remove unused
6963 ("cris_general_operand_or_symbol"): Adjust for new functions.
6965 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6967 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6969 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6971 * Makefile.in (TREE_H): Add treestruct.def.
6972 (c-decl.o): Add pointer-set.h
6973 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6974 visibility on regular DECL's.
6975 (merge_decls): Fix the copying of decl nodes of various types for
6976 the new structures. Don't update RTL, section name, weak status,
6977 etc, on DECL's without RTL.
6978 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6979 Don't check volatile on non-variable types.
6980 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6981 to check whether we have seen arguments.
6982 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6983 flag is checked before field (flag is common, field is not).
6984 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6985 TS_DECL_COMMON could have an origin.
6986 (add_location_or_const_value_attribute): Don't check section name
6987 on non-var/function decls.
6988 (dwarf2out_var_location): Reverse order of tests.
6989 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6990 with DECL_WRTL_CHECK.
6991 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6992 * fold-const.c (fold_binary): Don't check weakness on
6993 non-var/function decls.
6994 (tree_expr_nonzero_p): Ditto.
6995 (fold_checksum_tree): Use tree_decl_extra as sizeof
6997 * ggc-page.c (extra_order_size_table): Add sizes for
6998 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7000 * gimplify.c (gimplify_bind_expr): Only set
7001 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7002 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7004 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7005 * langhooks.h (init_ts). New langhook.
7006 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7007 * print-tree.c (print_node): Update to only print fields that
7008 exist in the structures the passed decl has.
7009 * toplev.c (wrapup_global_declarations): Don't reset
7010 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7011 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7012 * tree-inline.c (remap_decl): Ditto.
7013 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7014 * tree-pretty-print.c (print_declaration): Don't print
7015 DECL_REGISTER on things that don't contain it.
7016 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7017 non-var/function decls.
7018 * tree.c (tree_contains_struct): New structure.
7019 (init_priority_for_decl): New hashtable.
7020 (tree_int_map): New structure.
7021 (tree_int_map_eq): New function.
7022 (tree_int_map_marked_p): Ditto.
7023 (tree_int_map_hash): Ditto.
7024 (tree_map): Move to tree.h.
7025 (tree_map_eq): Externalize.
7026 (tree_map_hash): Ditto.
7027 (tree_map_marked_p): Ditto.
7028 (init_ttree): Set up tree_contains_struct and call langhook.
7029 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7030 (tree_code_size): Update for new structures.
7031 (tree_node_structure): Update for new structures.
7032 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7034 (copy_node_stat): Copy init priority.
7035 (build_decl_stat): Ditto for visibility.
7036 (ts_enum_names): New.
7037 (tree_contains_struct_check_failed): New function.
7038 (decl_init_priority_lookup): Ditto.
7039 (decl_init_priority_insert): Ditto.
7040 * treestruct.def: New file.
7041 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7042 (CONTAINS_STRUCT_CHECK): Ditto.
7043 (tree_contains_struct_check_failed): New prototype.
7044 (DECL_CHECK): Removed.
7045 (DECL_MINIMAL_CHECK): New.
7046 (DECL_COMMON_CHECK): Ditto.
7047 (DECL_WRTL_CHECK): Ditto.
7048 (DECL_NON_COMMON_CHECK): Ditto.
7049 (DECL_WITH_VIS_CHECK): Ditto.
7050 (VAR_OR_FUNCTION_DECL_P): Ditto
7051 (struct tree_decl_minimal): New structure.
7052 (struct tree_decl_common): Ditto.
7053 (struct tree_decl_with_rtl): Ditto.
7054 (struct tree_decl_with_vis): Ditto.
7055 (struct tree_decl_non_common): Ditto.
7056 (struct tree_field_decl): Ditto.
7057 (struct tree_parm_decl): Ditto.
7058 (struct tree_var_decl): Ditto.
7059 (struct tree_function_decl): Ditto.
7060 (struct tree_const_decl): Ditto.
7061 (struct tree_result_decl): Ditto.
7062 (union tree_node): Add new structures.
7063 * var-tracking.c (track_expr_p): Reverse order of tests.
7065 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7067 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7069 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7070 * system.h: Poison FINALIZE_PIC.
7071 * doc/tm.texi (FINALIZE_PIC): Remove.
7073 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7076 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7077 to the correct type if we have a MODIFY_EXPR.
7079 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7081 PR tree-optimization/22360
7082 * tree.c (upper_bound_in_type): Fix calculations for casting
7083 to a non-wider signed type and casting a signed value to a
7084 wider unsigned type.
7085 (lower_bound_in_type): Fix calculations for casting to a
7086 non-wider signed type.
7088 PR tree-optimization/20139
7089 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7091 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7092 fold_cond_expr_cond.
7093 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7094 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7096 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7099 * tree-complex.c (expand_complex_libcall): Produce
7100 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7102 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7104 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7105 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7106 b" assert and inserted fastpath code for this case.
7107 (bitmap_ior): Removed "a != b" assert.
7109 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7111 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7112 (ENDFILE_SPEC): Likewise.
7113 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7115 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7116 a large stack frame at epilogue.
7118 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7120 * final.c: Include sdbout.h when required.
7122 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7124 * config.gcc (*-*-darwin*): Only one target-specific header file
7126 (powerpc-*-darwin*): Add version-specific header files.
7127 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7128 * config.in: Regenerate.
7129 * configure: Regenerate.
7130 * gcc.c: Include xregex.h.
7131 (version_compare_spec_function): New.
7132 (spec_function): Add version-compare.
7133 (replace_outfile_spec_function): Reformat comment.
7134 (compare_version_strings): New.
7135 * config/darwin-c.c (version_as_macro): New.
7136 (builtin_define): New.
7137 (darwin_cpp_builtins): New.
7138 * config/darwin-protos.h (darwin_cpp_builtins): New.
7139 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7140 (LIB_SPEC): Make unconditional, update comment.
7141 (TARGET_C99_FUNCTIONS): Define.
7142 * config/darwin.opt: Sort.
7143 (mmacosx-version-min=): New.
7144 * config/darwin7.h: Delete.
7145 * config/darwin8.h: Delete.
7146 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7147 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7148 (TARGET_C99_FUNCTIONS): Define.
7149 * config/rs6000/darwin7.h: New.
7150 * config/rs6000/darwin8.h: New.
7151 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7152 (-mmacosx-version-min): Document.
7154 2005-07-07 Ian Lance Taylor <ian@airs.com>
7156 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7158 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7161 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7163 2005-07-07 Khem Raj <kraj@mvista.com>
7165 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7166 in bytes, not words.
7168 2005-07-07 Paul Brook <paul@codesourcery.com>
7170 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7171 DEFAULT_FUNCTION_ARG_PADDING to upward.
7173 2005-07-07 Richard Henderson <rth@redhat.com>
7175 * function.c (locate_and_pad_parm): Record parameter alignment in
7176 stack_alignment_needed.
7178 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7180 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7181 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7182 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7183 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7184 (define_attr "type"): Add isync, sync, load_l, store_c.
7185 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7186 Create scratch volatile MEM.
7187 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7189 (load_locked_<mode>): New.
7190 (store_conditional_<mode>): New.
7191 (sync_compare_and_swap<mode>): Replace with splitter.
7192 (sync_lock_test_and_set<mode>): Replace with splitter.
7193 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7195 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7196 is ics. Attribute isync.
7197 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7199 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7200 and UNSPECV_SYNC_OP.
7201 (emit_unlikely_jump): New.
7202 (emit_load_locked): New.
7203 (emit_store_conditional): New.
7204 (rs6000_split_compare_and_swap): New.
7205 (rs6000_split_lock_test_and_set): New.
7206 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7207 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7208 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7209 rs6000_split_lock_test_and_set): Declare.
7210 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7211 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7212 store_c, isync, sync.
7214 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7216 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7217 filenames to gtyp-gen.h.
7218 (s-typ-gen): Use it in place of for loops.
7220 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7222 * hooks.c (hook_bool_rtx_int_false): New function.
7223 * hooks.h (hook_bool_rtx_int_false): Declare.
7224 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7225 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7226 * target.h (struct gcc_target): Add commutative_p member.
7227 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7228 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7229 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7230 (pa_commutative_p): New function.
7231 * jump.c (target.h): Include.
7232 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7233 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7235 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7237 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7238 (s390_expand_setmem): New.
7239 * config/s390/s390.c: Likewise.
7240 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7242 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7243 general_operand. Call new function "s390_expand_setmem".
7244 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7245 ("setmem_long", "*setmem_long"): ... this.
7247 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7249 * config/s390/s390.c: (optimization_options): Enable
7250 TARGET_MVCLE at -Os.
7251 * doc/invoke.texi: Document changes in default behaviour.
7252 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7254 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7256 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7257 defined by back-end.
7259 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7261 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7262 all sets in the pattern.
7263 * config/rs6000/rs6000.md (stack_protect_testsi,
7264 stack_protect_testdi): Likewise.
7266 2005-07-06 Jeff Law <law@redhat.com>
7268 * tree-vrp.c (simplify_using_ranges): Kill.
7269 (vrp_finalize): Remove call to simplify_using_ranges.
7270 (simplify_stmt_using_ranges): New function extracted from
7271 simplify_using_ranges.
7272 (simplify_div_or_mod_using_ranges): Likewise.
7273 (simplify_abs_using_ranges): Likewise.
7274 (simplify_cond_using_ranges): New function.
7275 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7276 * tree-ssa-propagate.c (substitute_and_fold): Call
7277 simplify_stmt_using_ranges if we have range information.
7279 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7281 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7282 ia64_flag_schedule_isns2.
7284 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7285 reading/writing general registers.
7286 (ia64_function_arg): Revert 2005-06-18 change.
7288 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7290 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7291 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7293 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7295 * function.c (expand_function_end): Revert part of 2005-06-27
7296 patch. Do sjlj_emit_function_exit_after after return_label.
7298 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7300 * doc/install.texi (--disable-libssp): New.
7302 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7304 * doc/invoke.texi: Update -fforce-mem documentation.
7305 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7306 code for -fforce-mem.
7307 * expmed.c: (store_bit_field,store_fixed_bit_field,
7308 extract_bit_field): Ditto.
7309 * expr.c: (convert_move): Ditto.
7310 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7311 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7312 emit_conditional_add,expand_float,expand_fix): Ditto.
7313 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7314 (common_handle_option): Issue warning when -fforce-mem specified.
7316 2005-07-06 Paul Brook <paul@codesourcery.com>
7318 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7320 * configure: Regenerate.
7322 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7324 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7326 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7328 Fix PR tree-optimization/22319
7329 Fix PR tree-optimization/22140
7330 Fix PR tree-optimization/22310
7332 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7333 variable sized types.
7334 Use correct type for intermediate structure on *a = *b structure
7337 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7339 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7341 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7342 (machine_function): Move typedef to...
7343 * config/rs6000/rs6000.c (machine_function): ... here. Add
7344 varargs_save_offset field.
7345 (rs6000_stack_t): Remove varargs_size field.
7346 (setup_incoming_varargs): Allocate varargs save area using
7347 assign_stack_local, try to make it as small as possible.
7348 Save offset from virtual_stack_vars_rtx to the save area
7349 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7350 instead of magic 8 when fp word byte size is used.
7351 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7352 instead of -RS6000_VARARGS_SIZE.
7353 (rs6000_stack_info, debug_stack_info,
7354 rs6000_initial_elimination_offset): Remove all traces of
7356 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7357 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7358 RS6000_VARARGS_AREA.
7360 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7362 PR tree-optimization/21963
7363 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7364 constant_multiple_of in the same way get_computation_cost_at does.
7366 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7368 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7369 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7370 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7371 and return its previous value.
7372 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7373 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7375 (stack_protect_set, stack_protect_test): New expanders.
7376 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7377 stack_protect_testdi): New insns.
7378 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7379 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7381 2005-07-06 Jeff Law <law@redhat.com>
7383 * tree-ssa-dce.c (cfg_altered): New global.
7384 (tree_dce_init): Initialize cfg_altered.
7385 (remove_dead_stmt): If we remove an edge in the CFG, then set
7387 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7390 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7392 * Makefile.in (stamp-collect-ld): Use
7393 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7394 ./collect-ld if it already exists.
7395 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7396 Don't remove ./nm if it already exists.
7398 2005-07-05 Devang Patel <dpatel@apple.com>
7400 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7401 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7402 * tree-vectorizer.c (vect_loop_location): New.
7403 (vect_print_dump_info): Use vect_loop_location.
7404 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7405 (vectorize_loops): Set vect_loop_location.
7406 * tree-vect-analyze.c (vect_analyze_offset_expr,
7407 vect_determin_vectorization_factor, vect_analyze_operations,
7408 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7409 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7410 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7411 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7412 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7413 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7414 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7415 vect_analyze_loop): Adjust vect_print_dump_info API.
7416 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7417 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7418 vect_finish_stmt_generation, vectorizable_assignment,
7419 vectorizable_operation, vectorizable_store, vectorizable_load,
7420 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7421 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7422 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7423 vect_transform_loop): Same.
7424 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7425 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7428 2005-07-05 Randolph Chung <tausq@debian.org>
7430 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7431 * configure: Regenerate.
7432 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7433 (pa_tls_referenced_p): Declare.
7434 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7435 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7436 (legitimize_tls_address): New.
7437 (hppa_legitimize_address): Handle TLS addresses.
7438 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7439 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7440 (emit_move_sequence): Handle TLS addresses.
7441 (pa_encode_section_info): Call default handler to handle common
7443 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7444 (CONSTANT_ADDRESS_P): Reject TLS operands.
7445 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7446 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7447 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7448 (UNSPEC_TLSLE): Define new constants.
7449 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7450 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7451 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7452 (tie_symbolic_operand, tle_symbolic_operand): New
7454 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7456 * aclocal.m4: Update macros for autoconf 2.59 style.
7457 * configure.ac: Likewise.
7459 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7461 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7462 (function_arg): Pass small aggregates in general registers on 32-bit
7464 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7466 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7468 * Makefile.in (final.o): Fix dependencies.
7470 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7474 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7475 * langhooks.c (lhd_expr_to_decl): New.
7476 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7478 (LANG_HOOKS_INITIALIZER): Update.
7479 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7480 expr_to_decl langhook.
7481 * c-tree.h (c_expr_to_decl): Declare.
7482 * c-typeck.c (c_expr_to_decl): New.
7483 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7485 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7487 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7490 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7491 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7493 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7495 * Makefile.in: Adjust dependencies.
7496 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7497 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7498 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7499 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7500 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7501 rest_of_compilation.
7503 * bb-reorder.c (gate_duplicate_computed_gotos,
7504 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7505 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7506 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7507 pass_partition_blocks): New.
7508 * bt-load.c (gate_handle_branch_target_load_optimize,
7509 rest_of_handle_branch_target_load_optimize,
7510 pass_branch_target_load_optimize): New.
7511 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7513 * cfglayout.c (pass_insn_locators_initialize): New.
7514 * cfgrtl.c (pass_free_cfg): New.
7515 * combine.c (gate_handle_combine, rest_of_handle_combine,
7517 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7518 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7519 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7520 * except.c (pass_set_nothrow_function_flags,
7521 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7523 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7524 rest_of_handle_shorten_branches, pass_shorten_branches,
7525 rest_of_clean_state, pass_clean_state): New.
7526 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7527 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7528 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7530 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7531 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7532 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7533 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7535 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7536 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7537 pass_rtl_ifcvt, gate_handle_if_after_combine,
7538 rest_of_handle_if_after_combine, pass_if_after_combine,
7539 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7540 pass_if_after_reload): New.
7541 * integrate.c (pass_initial_value_sets): New.
7542 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7543 pass_purge_lineno_notes): New.
7544 * mode-switching.c (rest_of_handle_mode_switching,
7545 pass_mode_switching): New.
7546 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7547 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7549 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7550 pass_loop_optimize): New.
7551 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7553 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7555 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7556 pass_postreload_cse): New.
7557 * profile.c (gate_handle_profiling, pass_profiling,
7558 rest_of_handle_branch_prob, pass_branch_prob): New.
7559 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7560 pass_split_before_regstack, gate_handle_split_before_regstack,
7561 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7562 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7563 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7564 pass_stack_regs): New.
7565 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7566 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7567 pass_stack_adjustments): New.
7568 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7569 pass_regrename): New.
7570 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7571 pass_delay_slots, gate_handle_machine_reorg,
7572 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7573 * rtl.h (extern void purge_line_number_notes): New.
7574 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7575 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7577 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7579 * value-prof.c (gate_handle_value_profile_transformations,
7580 rest_of_handle_value_profile_transformations,
7581 pass_value_profile_transformations): New.
7582 * var-tracking.c (gate_handle_var_tracking,
7583 pass_variable_tracking): New.
7584 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7586 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7587 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7588 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7589 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7590 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7591 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7592 rest_of_handle_gcse2, rest_of_handle_regmove,
7593 rest_of_handle_tracer, rest_of_handle_if_conversion,
7594 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7595 rest_of_handle_web, rest_of_handle_branch_prob,
7596 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7597 rest_of_handle_jump_bypass, rest_of_handle_combine,
7598 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7599 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7600 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7601 rest_of_handle_mode_switching, rest_of_handle_jump,
7602 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7603 rest_of_handle_flow2, rest_of_handle_jump2,
7604 rest_of_handle_peephole2, rest_of_handle_postreload,
7605 rest_of_handle_shorten_branches, rest_of_clean_state,
7606 rest_of_compilation): Remove.
7608 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7609 * passes.c (dump_flags, in_gimple_form, all_passes,
7610 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7611 register_dump_files, next_pass_1, last_verified, execute_todo,
7612 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7613 from tree-optimize.c.
7614 (init_optimization_passes): Moved from tree-optimize.c,
7615 adding the RTL optimizations.
7616 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7617 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7618 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7619 register_dump_files, next_pass_1, last_verified, execute_todo,
7620 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7621 init_tree_optimization_passes, ipa_passes): Delete.
7622 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7624 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7625 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7627 (ipa_passes): Remove.
7628 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7629 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7630 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7631 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7632 (dump_info_p, dump_flag): Moved to tree-dump.h.
7634 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7636 * passes.c (finish_optimization_passes): Use dump_begin
7637 and dump_end, TDI_end.
7638 (gate_rest_of_compilation): New.
7639 (pass_rest_of_compilation): Use it.
7640 (gate_postreload, pass_postreload): New.
7641 * toplev.c (general_init): Rename init_tree_optimization_passes.
7642 * toplev.h (init_tree_optimization_passes): Rename to
7643 init_optimizations_passes.
7644 * tree-dump.c (dump_flag): Make static.
7645 (dump_files): Remove RTL dumps.
7646 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7647 pass_cleanup_cfg, pass_free_cfg_annotations,
7648 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7649 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7650 * tree-pretty-print.c: Include tree-pass.h.
7651 * cgraph.c: Include tree-dump.h.
7653 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7655 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7656 Only fall back to saying it points to readonly memory if
7659 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7661 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7662 * config/m32r/m32r.c (m32r_compute_frame_size,
7663 m32r_expand_prologue): Take current_function_profile into
7664 account whenever we reference
7665 current_function_uses_pic_offset_table.
7666 (m32r_finalize_pic): Remove.
7667 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7669 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7671 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7672 instead of $<. Don't remove ./as if it already exists.
7674 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7677 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7678 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7679 for complex modes when generating code for PA 1.0.
7680 (VALID_FP_MODE_P): New macro.
7681 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7682 sets for all general and floating point modes. Align wide floating
7683 point modes to even register boundaries to comply with architectural
7685 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7686 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7687 (VALID_FP_MODE_P): New macro.
7688 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7689 sets for all general and floating point modes. Align wide floating
7690 point modes to even register boundaries to comply with architectural
7693 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7695 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7698 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7700 * tree-ssa-structalias.c: Don't include expr.h.
7702 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7704 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7707 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7709 Fix PR tree-optimization/22279
7711 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7714 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7716 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7718 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7720 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7721 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7722 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7723 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7724 config/stormy16/stormy16.c, config/v850/v850.c,
7725 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7726 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7727 Avoid "." or "\n" at end of diagnostics and capital letters at
7728 start of diagnostics.
7729 * combine.c, cse.c: Don't translate dump file output.
7730 * toplev.c (print_version): Only translate output if going to
7733 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7735 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7736 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7739 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7741 * pa.c (fix_range): Fix typo in comment.
7743 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7745 * tree-vrp.c (extract_range_from_assert): Replace
7746 fold (build (...)) with fold_build2.
7748 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7750 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7751 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7752 (format_types_orig, handle_format_attribute): Add support for
7755 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7757 * varasm.c (assemble_variable): Fix format specifier thinko.
7759 2005-07-03 Ira Rosen <irar@il.ibm.com>
7761 PR tree-optimization/22029 (and 22135)
7762 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7763 a phi node before calling dump_vops.
7765 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7767 * tree-dump.h (dump_string_field): Declare.
7768 * tree-dump.c: Use it instead of dump_string.
7769 (dump_string_field): Make non-static.
7771 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7773 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7774 up the minimal CFG stuff always when optimize > 0. Call
7775 split_all_insns_noflow in PIC case if needed.
7777 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7778 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7781 * c-decl.c (c_write_global_declarations): Dump contents of
7783 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7784 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7785 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7786 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7789 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7791 * c-common.h (GCC_DIAG_STYLE): Define.
7792 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7793 version for format checking to 4.1.
7794 * c-format.c: Include toplev.h after c-common.h.
7795 (enum format_type): Add gcc_tdiag_format_type.
7796 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7797 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7798 (format_types_orig): Add gcc_tdiag.
7799 (init_dynamic_diag_info): Support gcc_tdiag formats.
7800 (handle_format_attribute): Likewise.
7801 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7802 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7803 version for format checking to 4.1.
7804 (warning0, warning, error, pedwarn, sorry): Use
7806 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7807 (finish_aliases_1): Do not use %qE.
7808 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7809 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7810 Correct format bugs.
7811 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7812 parameter to unsigned HOST_WIDE_INT.
7813 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7815 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7818 * expr.c (write_complex_part): Use adjust_address for MEM.
7819 (read_complex_part): Same.
7821 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7823 Fix PR tree-optimization/22280
7825 * tree-sra.c (generate_element_init): Remove useless loop.
7827 2005-07-02 Richard Henderson <rth@redhat.com>
7829 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7831 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7833 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7836 * fold-const.c (fold_binary): Handle the return value of
7837 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7838 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7840 2005-07-02 Jeff Law <law@redhat.com>
7842 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7843 a eliminate type conversion which feeds an equality comparison
7844 if the original type or either operand in the comparison is a
7847 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7849 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7850 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7852 * config/avr/avr.c: Do not use '`' as left quote.
7853 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7854 Remove "." from end of diagnostics. Make diagnostics start with
7857 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7858 Joseph S. Myers <joseph@codesourcery.com>
7860 * toplev.c (default_tree_printer): Handle setting location with
7862 * c-objc.common.c (c_tree_printer): Likewise.
7863 * c-format.c (gcc_diag_flag_specs): Add '+'.
7864 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7865 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7867 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7868 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7869 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7870 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7871 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7872 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7873 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7874 format arguments where %J is used without %D.
7876 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7878 * gcc.c (LINK_SSP_SPEC): Define.
7879 (link_ssp_spec): New variable.
7880 (LINK_COMMAND_SPEC): Add %(link_ssp).
7881 (static_specs): Add link_ssp_spec.
7882 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7883 * configure: Rebuilt.
7884 * config.in: Rebuilt.
7886 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7887 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7888 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7889 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7890 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7891 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7892 -0x7008(2) instead of reading __stack_chk_guard variable.
7893 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7895 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7896 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7897 if TARGET_THREAD_SSP_OFFSET is defined.
7898 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7899 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7902 2005-06-27 Richard Henderson <rth@redhat.com>
7903 * libgcc-std.ver (GCC_4.1.0): New.
7904 * libgcc.h (__stack_chk_guard): Declare.
7905 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7906 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7907 * mklibgcc.in (lib2funcs): Add them.
7909 2005-07-01 Richard Henderson <rth@redhat.com>
7911 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7912 void * before struct sigcontext *.
7913 (x86_fallback_frame_state): Likewise.
7915 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7917 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7919 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7922 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7923 we check for SSA_NAME for.
7925 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7927 Fix PR tree-optimization/22071
7929 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7931 (get_constraint_for_component_ref): Use it.
7933 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7936 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7937 print out the last new line.
7939 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7941 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7942 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7943 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7944 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7945 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7946 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7947 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7948 (enum reg_class): New member CC0_REGS.
7949 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7950 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7951 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7952 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7953 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7954 Adjust for register now described.
7956 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7959 * config/i386/i386.md (stack_protect_test_si,
7960 stack_protect_test_di): Add earlyclobber for scratch 3.
7961 * config/rs6000/rs6000.md (stack_protect_testsi,
7962 stack_protect_testdi): Add earlyclobber for scratch 3,
7963 remove earlyclobber from scratch 4.
7965 Older entries for 2005 can be found in ChangeLog-2005.