1 2005-10-24 Steven Bosscher <stevenb@suse.de>
3 * contrib.texi: Add the names of the LLNL folks who donated
4 Cray pointer support for gfortran.
6 2005-10-24 Steven Bosscher <stevenb@suse.de>
8 PR tree-optimization/24225
9 * profile.c (branch_prob): Look from end to start through a
10 basic block when looking for a locus.
12 2005-10-24 Richard Henderson <rth@redhat.com>
14 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
16 (hppa_expand_prologue): Likewise.
18 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
21 (NO_DEFERRED_PROFILE_COUNTERS): Define.
22 * pa.h (NO_PROFILE_COUNTERS): Define.
23 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
24 (funcdef_nos): New vector to hold label numbers of deferred profile
26 (output_deferred_profile_counters): New function.
27 (hppa_profile_hook): Push label number onto funcdef_nos.
28 (pa_hpux_file_end): Call output_deferred_profile_counters if
29 NO_DEFERRED_PROFILE_COUNTERS is false.
31 * pa-protos.h (get_deferred_plabel): New prototype.
32 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
34 (output_call): Adjust calls.
36 2005-10-24 Alan Modra <amodra@bigpond.net.au>
38 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
39 peculiarity of GOT/TOC section usage.
41 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
44 * c-common.c (constant_string_class_name): Add documentation.
46 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
49 * recog.c (peephole2_optimize): Increment peep2_current_count
50 only when the slot is empty.
52 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
55 * except.c (output_function_exception_table): Call
56 assemble_external_libcall if we need a personality function.
58 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
60 PR rtl-optimization/24460
61 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
62 set the basic block for barriers.
64 2005-10-21 Janis Johnson <janis187@us.ibm.com>
66 * var-tracking.c (vt_initialize): Initialize post.
68 2005-10-21 Devang Patel <dpatel@apple.com>
71 * c-common.c (vector_types_convertible_p): Check vector element type.
73 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
75 * config/sh/sh.c (prepare_move_operands): Handle the address
76 constant which is a tls symbolic address plus a constant.
78 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
81 * gcc.c (main): Use the correct counter for erroring out
84 2005-10-21 Alan Modra <amodra@bigpond.net.au>
87 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
88 use r2 for 64-bit tls .got access.
90 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
92 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
95 2005-10-20 Steven Bosscher <stevenb@suse.de>
97 PR tree-optimization/24307
98 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
100 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
103 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
105 * varasm.c (find_decl_and_mark_needed): After cgraph global info
106 is ready, stop marking functions, but still mark variables.
108 2005-10-20 Richard Guenther <rguenther@suse.de>
111 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
114 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
116 PR rtl-optimization/23585
117 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
118 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
119 (may_trap_p_1): New predicate extracted from...
120 (may_trap_p): ... here. Invoke may_trap_p_1.
121 (may_trap_or_fault_p): New predicate.
122 * rtl.h (may_trap_or_fault_p): Declare it.
123 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
124 instead of may_trap_p.
125 (steal_delay_list_from_fallthrough): Likewise.
126 (fill_simple_delay_slots): Likewise.
127 (fill_slots_from_thread): Likewise.
128 * function.c (pad_to_arg_alignment): Rework comment about
129 SPARC_STACK_BOUNDARY_HACK.
130 * config/sparc/sparc.h: Likewise.
132 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
134 * config/s390/s390.c (s390_expand_insv): New.
135 * config/s390/s390-protos.h (s390_expand_insv): Declare.
136 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
137 ("icm_hi"): Remove mode attribute.
138 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
140 ("*extracthi", "*extractqi"): Remove.
141 (extv<mode>", "*extzv<mode>"): New.
142 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
143 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
145 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
147 * cfgexpand.c (discover_nonconstant_array_refs_r,
148 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
149 (tree_expand_cfg): Call discover_nonconstant_array_refs.
150 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
151 discover_nonconstant_array_refs.
153 2005-10-19 Steven Bosscher <stevenb@suse.de>
156 * c-decl.c (pop_scope): Don't warn about an unused variable
157 if it is marked with TREE_NO_WARNING.
158 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
159 somenow mismatch and olddecl is to be replaced.
161 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
164 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
165 whether registers live on the edge can be saved/restored.
167 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
169 * config/sh/sh.c (fixup_mova): Skip notes.
171 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
173 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
174 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
175 (s390_can_eliminate): Handle BASE_REGNUM elimination.
176 (s390_initial_elimination_offset): Likewise.
177 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
178 register on TARGET_ZARCH targets.
179 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
180 (INITIAL_FRAME_POINTER_OFFSET): Remove.
181 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
182 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
184 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
186 * config/s390/s390.md: Comment describing output modifiers updated.
187 * config/s390/s390.c (print_operand): Likewise.
189 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
191 * config/s390/s390.c (override_options): Added check for -mstack-size
193 * doc/invoke.texi: Mention that limit in the documenation.
195 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
198 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
200 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
202 Fix PR tree-optimization/24231
204 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
205 (compute_avail): Ditto.
207 2005-10-18 Richard Henderson <rth@redhat.com>
210 * config/i386/i386.c (legitimate_constant_p): Check
211 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
213 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
214 (legitimate_pic_address_disp_p): Reorg CONST checking to make
215 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
217 (print_operand_address): Likewise.
218 * config/i386/predicates.md (x86_64_immediate_operand): Test
219 SYMBOL_REF_TLS_MODEL properly inside CONST.
220 (x86_64_zext_immediate_operand): Likewise.
221 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
222 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
223 * config/i386/i386-protos.h: Remove predicates.md entries.
225 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
227 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
228 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
230 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
231 Ian Lance Taylor <ian@airs.com>
234 * fold-const.c (fold_widened_comparison): Do not allow range based
235 constant folding when right operand cannot be unwidened.
237 2005-10-17 Richard Henderson <rth@redhat.com>
239 * builtins.c (expand_builtin_synchronize): Build a new-style asm
240 with a memory clobber.
242 2005-10-17 James E Wilson <wilson@specifix.com>
244 PR rtl-optimization/17356
245 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
246 checking for EDGE_EH.
248 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
250 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
251 the slot on an even boundary for any type with 16-byte alignment.
253 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
256 * md.texi (Modifiers) <%>: Clarify that % doesn't work
257 after register allocation.
259 2005-10-17 DJ Delorie <dj@redhat.com>
261 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
264 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
267 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
270 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
272 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
273 to 2 if it's already non-zero.
274 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
275 is set and warn about it if flag_schedule_insns is 1.
277 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
279 * config/crx/crx.md: Compare-and-branch instructions need to
282 2005-10-17 Uros Bizjak <uros@kss-loka.si>
285 * config/i386/i386.md (*pushdi2_rex64 splitter)
286 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
287 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
288 flow2 pass only when (optimize > 0 && flag_peephole2).
290 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
293 * gcc.c (have_c): New static variable.
295 (process_command): Remove declation of have_c.
296 Set have_o to 1 when handling -o.
297 (main): Add a fatel error if there are multiple
298 files specified and -o and -c/-S is passed witout
299 -combine or multiple languages.
301 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
303 Fix PR tree-optimization/22444
304 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
305 Assert that we don't hit something with subvars.
306 (setup_pointers_and_addressables): Don't add things with subvars,
307 because we'll already process the subvars for aliasing purposes.
309 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
312 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
313 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
314 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
315 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
316 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
317 swapped, alternatives for the R constraint.
320 * builtins.c (get_builtin_sync_mode): Make unlimited
321 mode_for_size request.
323 2005-10-15 Richard Henderson <rth@redhat.com>
325 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
326 (gimplify_expr): ... here.
327 (gimplify_compound_lval): Use it in initial scan loop. Allow
328 fb_lvalue in base expression.
330 2005-10-15 Richard Henderson <rth@redhat.com>
333 * builtins.c (expand_builtin_trap): Export.
334 * expr.h (expand_builtin_trap): Declare.
335 * expr.c (expand_assignment): Emit a trap for integral offsets
336 from registers that weren't reduced to bitpos.
338 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
339 (mark_array_ref_addressable): Remove.
340 * tree-flow.h (mark_array_ref_addressable): Remove.
341 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
343 2005-10-15 James E Wilson <wilson@specifix.com>
346 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
347 (add_dependence_list_and_free): Likewise.
348 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
351 2005-10-15 Diego Novillo <dnovillo@redhat.com>
355 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
356 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
358 (vrp_visit_phi_node): Only prevent infinite iterations when
359 the previous result and the new result are both VR_RANGEs.
361 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
363 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
366 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
369 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
372 2005-10-14 Per Bothner <per@bothner.com>
374 PR preprocessor/21250
375 * c-ppoutput.c (print_line): Print internal line 0 as 1.
377 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
380 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
381 overflow flags. Refactor some conditionals.
383 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
386 * tree-dfa.c (add_referenced_var): Only look at decls which
387 have TREE_CONSTANT or TREE_READONLY set instead of if
388 !TREE_PUBLIC or !TREE_CONSTANT.
390 2005-10-13 James E Wilson <wilson@specifix.com>
392 * doc/invoke.texi: For -x, add f95-cpp-input.
393 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
395 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
397 PR tree-optimization/24262
398 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
399 in loop all the time.
401 2005-10-12 Richard Henderson <rth@redhat.com>
404 * tree.h (DECL_TRANSPARENT_UNION): Remove.
405 * function.c (assign_parm_find_data_types): Don't support it.
406 * print-tree.c (print_node): Likewise.
407 * c-common.c (handle_transparent_union_attribute): Likewise.
408 Use build_duplicate_type.
409 * tree-inline.c (remap_type_1): Split out of remap_type;
410 properly remap aggregate fields.
411 (build_duplicate_type): New.
412 * doc/extend.texi (Variable Attributes): Remove documentation
413 for transparent_union.
415 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
418 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
419 (gen_stack_pointer_dec): Likewise.
421 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
425 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
427 (struct cxx): Add adjust_class_at_definition target hook.
428 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
429 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
430 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
431 hook_void_tree. Add to TARGET_CXX.
432 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
434 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
435 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
436 instead of attribute. Check for dllexport override. Warn if
437 inconsistent dll linkage. Don't lose old dllimport if decl has
438 had address referenced. Tweak lookup of dllimport atribute.
439 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
440 for target specific rules. Don't add dllimport attribute if
441 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
443 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
444 * varasm.c (initializer_constant_valid_p): Replace
445 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
449 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
450 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
451 (i[34567]86-*-mingw32*): Likewise.
453 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
454 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
456 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
457 C++-specific code. Change return value to bool.
458 (i386_pe_dllimport_p): Likewise.
459 (associated_type): Simplify and make language-independent
460 (i386_pe_encode_section_info): Replace override of ambiguous
461 dllimport symbol refs with a gcc_assert.
462 (i386_pe_valid_dllimport_attribute_p): Define.
463 * config/i386/winnt-cxx.c: New file. Define C++ versions of
464 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
465 i386_pe_adjust_class_at_definition.
466 * config/i386/winnt-stubs.c: New file. Define stub versions of
467 lang-specific functions.
468 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
469 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
470 i386_pe_adjust_class_at_definition.
471 (i386_pe_valid_dllimport_attribute_p): Declare.
472 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
473 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
474 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
477 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
478 dllimport attribute with test of DECL_DLLIMPORT_P.
480 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
482 * combine.c (make_extraction): Correct offset computation.
484 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
486 * config/cris/t-linux (LIMITS_H_TEST): Define.
488 2005-10-12 Richard Henderson <rth@redhat.com>
491 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
493 2005-10-12 Richard Guenther <rguenther@suse.de>
495 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
497 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
500 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
501 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
504 2005-10-12 Richard Guenther <rguenther@suse.de>
507 * varasm.c (output_constant): Correct typo from previous
510 2005-10-11 Ian Lance Taylor <ian@airs.com>
512 PR rtl-optimization/13931
513 * combine.c: Revert patch of 2003-05-14, and:
514 (try_combine): Only set elim_i1 and elim_i2 if the destination is
515 completely killed in the appropriate insn.
516 (distribute_notes): Don't skip multiple hard register test for
519 2005-10-11 Richard Henderson <rth@redhat.com>
522 * c-typeck.c (convert_for_assignment): Use build_constructor_single
523 to initialize a transparent union instead of a nop_expr.
525 2005-10-11 Richard Henderson <rth@redhat.com>
527 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
528 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
529 (tree_ssa_dce_loop): Call scev_reset.
532 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
533 * tree-ssa-dce.c: Include cfgloop.h.
534 (tree_ssa_dce_loop, pass_dce_loop): New.
535 * tree-pass.h (pass_dce_loop): Declare it.
536 * passes.c (init_optimization_passes): Use it.
538 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
541 * convert.c (convert_to_real): Revert 2005-10-05 patch.
542 Only apply the optimization for rounding builtins if the inner
543 cast is also an extension.
545 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
548 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
549 mark_new_vars_to_rename instead of update_stmt.
551 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
553 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
555 2005-10-11 Jakub Jelinek <jakub@redhat.com>
557 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
558 for setting MMX register to 0 rather than mmx.
560 2005-10-10 Steve Ellcey <sje@cup.hp.com>
563 * configure.ac: Move gas check from mips specific case to common case.
564 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
565 * configure: Regenerate
566 * doc/install.texi: Update.
568 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
571 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
573 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
575 * gcc.c (do_spec_1): Accept numeric characters in file name
578 2005-10-10 Nick Clifton <nickc@redhat.com>
580 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
581 describing the deleted arm_gen_rotated_half_load function.
583 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
585 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
588 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
590 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
592 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
593 (EXTRA_MULTILIB_PARTS): Define.
594 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
595 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
596 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
597 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
598 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
599 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
601 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
603 PR tree-optimization/24226
604 * tree-cfg.c (remove_bb): Clean up unreachable loops.
605 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
606 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
609 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
611 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
613 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
616 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
617 Rewrite for no need for the early clobber.
619 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
621 Merge from csl-arm-branch:
622 2005-09-07 Paul Brook <paul@codesourcery.com>
623 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
626 2005-04-30 Paul Brook <paul@codesourcery.com>
627 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
628 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
630 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
631 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
632 (arm_override_options): Use TARGET_AAPCS_BASED.
633 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
634 (PTRDIFF_TYPE): Use int for AAPCS.
635 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
636 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
637 (DEFAULT_SHORT_ENUMS): Delete.
638 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
640 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
641 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
642 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
643 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
645 2004-12-03 Mark Mitchell <mark@codesourcery.com>
646 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
648 2004-11-22 Mark Mitchell <mark@codesourcery.com>
649 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
651 2004-11-19 Mark Mitchell <mark@codesourcery.com>
652 * config.gcc (arm*-*-linux-gnueabi): Add it.
653 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
655 (TARGET_OS_CPP_BUILTINS): Likeiwse.
656 * config/arm/linux-eabi.h: New file.
657 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
658 (LINUX_TARET_LINK_SPEC): Likewise.
660 * config/arm/t-linux-eabi: New file.
662 2005-10-08 Steven Bosscher <stevenb@suse.de>
665 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
667 (PARAM_SMS_DFA_HISTORY): Likewise.
669 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
672 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
673 (load_register_parameters): Call it.
674 (check_sibcall_argument_overlap_1): Likewise.
675 (store_one_arg): Likewise.
677 2005-10-07 James E. Wilson <wilson@specifix.com>
679 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
680 DImode not VECINT24 for operand 2.
683 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
687 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
688 fr_spill): Use destination_operand for operand 0.
690 2005-10-07 DJ Delorie <dj@redhat.com>
692 * varasm.c (output_constant): Limit error to expanding
695 2005-10-07 Richard Guenther <rguenther@suse.de>
698 * fold-const.c (fold_binary): Fix operand types during folding
699 of X op (A, Y). Evaluation order of the side-effects of
700 X and A are frontend-defined, so ensure we honour that even for
701 tcc_comparison class operands; eased by removing duplicate code.
703 2005-10-07 Steve Ellcey <sje@cup.hp.com>
705 * stor-layout.c (layout_type): Do not allow alignment of array
706 elements to be greater than their size.
708 2005-10-07 Steve Ellcey <sje@cup.hp.com>
710 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
712 (hppa*-*-linux*): Ditto.
713 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
714 * config/host-hpux.c: New.
715 * config/x-hpux: New.
716 * config/pa/x-hpux: Remove.
717 * config/pa/x-linux: Remove.
718 * config/pa/pa-host.c: Remove.
720 2005-10-07 Jeff Law <law@redhat.com>
722 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
723 determine whether or not to try and thread outgoing edges.
725 2005-10-07 David Edelsohn <edelsohn@gnu.org>
727 * config/rs6000/rs6000.md (eqsi_power): New.
728 (neg_eq0si): Add TARGET_POWER to final condition.
731 2005-10-06 Richard Henderson <rth@redhat.com>
733 * config/rs6000/rs6000.c: Revert last change.
735 2005-10-06 Richard Henderson <rth@redhat.com>
737 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
738 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
740 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
744 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
745 out return_label and naked_return_label.
747 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
749 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
752 2005-10-06 Richard Henderson <rth@redhat.com>
755 * tree-inline.c (declare_return_variable): Handle modify_dest not
758 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
760 Fix PR tree-optimization/22488
761 * tree-ssa-structalias.c (check_for_overlaps): New function.
762 (create_variable_info_for): Use it.
764 2005-10-06 Richard Henderson <rth@redhat.com>
767 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
768 (dwarf2out_start_source_file): Print it.
770 2005-10-06 Geoffrey Keating <geoffk@apple.com>
772 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
774 2005-10-06 Richard Henderson <rth@redhat.com>
777 * mode-switching.c (optimize_mode_switching): Clear transp bit
778 for block with incomming abnormal edges.
780 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
781 (fpscr_set_from_mem): Use them.
782 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
783 (fpscr postinc splitters): Rewrite as peephole2+split.
785 2005-10-06 David Edelsohn <edelsohn@gnu.org>
787 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
788 (eq<mode>_compare): Same.
790 2005-10-06 Richard Guenther <rguenther@suse.de>
792 PR tree-optimization/24238
793 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
795 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
797 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
798 here. Use AC_PATH_PROG for environment variables instead of
800 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
802 * configure: Regenerated.
804 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
807 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
808 then force it into a register.
809 (call_value): Likewise.
811 2005-10-06 Richard Henderson <rth@redhat.com>
814 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
815 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
816 under pass_vectorize.
818 2005-10-05 Devang Patel <dpatel@apple.com>
821 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
822 handling constants. Check NAMESPACE_DECL context for constants.
824 2005-10-05 Eric Christopher <echristo@apple.com>
826 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
828 2005-10-05 Richard Henderson <rth@redhat.com>
831 * tree-cfg.c (mark_array_ref_addressable_1): New.
832 (mark_array_ref_addressable): New.
833 * tree-flow.h (mark_array_ref_addressable): Declare.
834 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
836 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
840 * reload.c (subst_reloads): When adding a REG_LABEL to a
841 jump instruction, also update JUMP_LABEL.
843 2005-10-05 David Edelsohn <edelsohn@gnu.org>
845 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
846 * bb-reorder.c (copy_bb_p): Use it.
847 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
849 2005-10-05 Richard Henderson <rth@redhat.com>
852 * toplev.c (process_options): Warn about unsupported combinations
853 of unwind tables and omit-frame-pointer.
854 * config/i386/i386.c (override_options): Similarly. Enable
855 accumulate-outgoing-args if not explicitly disabled.
857 2005-10-05 Steve Ellcey <sje@cup.hp.com>
859 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
860 Handle big endian vs. small endian.
861 (vec_initv2sf): Handle big endian vs. small endian.
862 (*vec_extractv2sf_1): Ditto.
864 2005-10-05 Dale Johannesen <dalej@apple.com>
866 * convert.c (convert_to_real): Don't convert
867 (float)floor(double d) to floorf((float)d).
869 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
871 * config/arm/arm.md (insv): Use gen_int_mode in more places.
873 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
875 PR tree-optimization/18587
876 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
877 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
878 build_vuses): Change to VEC type.
879 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
880 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
881 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
882 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
883 (get_name_decl): New. Return DECL_UID of base variable.
884 (operand_build_cmp): New. qsort comparison routine.
885 (operand_build_sort_virtual): New. Sort virtual build vector.
886 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
887 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
888 (FINALIZE_BASE): Use get_name_decl.
889 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
890 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
891 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
892 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
893 direct VEC_* manipulations.
894 (build_ssa_operands): Call operand_build_sort_virtual.
895 (copy_virtual_operand, create_ssa_artficial_load_stmt,
896 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
897 with direct VEC_* manipulations.
898 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
899 with direct VEC manipulations.
901 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
903 PR tree-optimization/21419
904 PR tree-optimization/24146
905 PR tree-optimization/24151
907 * c-typeck.c (readonly_error): Handle USE being lv_asm.
908 (build_asm_expr): Call it if outputs are read-only.
909 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
911 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
912 Paolo Bonzini <bonzini@gnu.org>
916 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
917 enable the instructions and not just the built-ins.
918 * doc/invoke.texi (x86 Options): Likewise.
920 2005-10-04 Geoffrey Keating <geoffk@apple.com>
922 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
924 * doc/invoke.texi (Option Summary): Correct spelling
925 of -mmacosx-version-min.
927 2005-10-04 Devang Patel <dpatel@apple.com>
929 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
932 2005-10-04 Steve Ellcey <sje@cup.hp.com>
934 * tree-vect-transform.c (vect_create_epilog_for_reduction):
935 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
937 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
939 * config/s390/s390.md ("TDSI","DP"): New mode macros.
940 ("TE","tg"): New mode attributes.
941 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
942 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
943 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
944 dword_mode and one for GPRmode.
946 2005-10-04 Ian Lance Taylor <ian@airs.com>
948 PR preprocessor/13726
949 * c-ppoutput.c (cb_include): Add comments parameter, and print out
950 any comments passed in.
952 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
954 * tree.c (annotate_with_file_line): Fix typo.
956 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
959 * builtins.c (fold_builtin_memcmp): When constructing the pointer
960 type used to access data in the inlined length == 1 case, use
961 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
962 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
964 2005-10-04 Uros Bizjak <uros@kss-loka.si>
966 * config/i386/i386.h (TARGET_FISTTP): Enable also for
967 TARGET_SSE3 and only for TARGET_80387.
968 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
969 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
970 Do not depend on TARGET_80387.
972 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
974 * tree.c (last_annotated_node): Change type to location_t*.
975 (annotate_with_file_line): Reflect the change of
976 last_annotated_node type.
978 2005-10-04 Richard Guenther <rguenther@suse.de>
981 * c-decl.c (grokdeclarator): Don't write to fields
984 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
987 * c-decl.c (finish_decl): Use set_user_assembler_name even for
989 * varasm.c (make_decl_rtl): If a register variable does not
990 have a set user assmbler name, error out.
991 Decode the asmspec is now name+1 bypassing '*'.
993 2005-10-04 Steven Bosscher <stevenb@suse.de>
995 PR tree-optimization/23049
996 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
997 of a COND_EXPR is folded before calling fold on the whole rhs of a
998 conditional assignment.
999 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1000 document that a COND_EXPR may appear there.
1002 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1005 * tree-vrp.c (extract_range_from_assert): If the new numeric
1006 range created out of the assertion contradicts the existing
1007 numeric range of the ASSERT_EXPR variable, make the new range
1010 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1012 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1013 from T_REGS to FP register class.
1015 2005-10-03 Richard Henderson <rth@redhat.com>
1018 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1019 before creating a new one.
1021 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1023 * config/rs6000/t-aix43 (LDFLAGS): New.
1024 * config/rs6000/t-aix52 (LDFLAGS): New.
1026 2005-10-03 Ian Lance Taylor <ian@airs.com>
1028 * gimplify.c (find_single_pointer_decl_1): New static function.
1029 (find_single_pointer_decl): New static function.
1030 (internal_get_tmp_var): For a formal variable, set restrict base
1031 information if appropriate.
1032 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1034 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1035 (DECL_GET_RESTRICT_BASE): Define.
1036 (SET_DECL_RESTRICT_BASE): Define.
1037 (decl_restrict_base_lookup): Declare.
1038 (decl_restrict_base_insert): Declare.
1039 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1040 * tree.c (restrict_base_for_decl): New static variable.
1041 (init_ttree): Initialize restrict_base_for_decl.
1042 (copy_node_stat): Copy restrict base information.
1043 (decl_restrict_base_lookup): New function.
1044 (decl_restrict_base_insert): New function.
1045 (print_restrict_base_statistics): New static function.
1046 (dump_tree_statistics): Call print_restrict_base_statistics.
1048 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1051 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1052 case of anti-ranges.
1054 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1057 * c-typeck.c (tagged_tu_seen): Rename to ...
1058 (tagged_tu_seen_cache): this and add val field.
1059 (comptypes): Move functional to comptypes_internal
1060 and free tagged_tu_seen.
1061 (comptypes_internal): New function and call comptypes_internal
1062 instead of comptypes. Speed up by sibcalling
1063 tagged_types_tu_compatible_p.
1064 (alloc_tagged_tu_seen): New function
1065 (free_all_tagged_tu_seen_up_to): New function.
1066 (tagged_types_tu_compatible_p): Return the val of the seen two
1068 Add that the two types are the same to tagged_tu_seen_base
1069 if they are and call comptypes_internal instead of comptypes.
1070 <case UNION_TYPE>: Speed up common type where the fields are
1072 (function_types_compatible_p): Call comptypes_internal instead of
1074 (type_lists_compatible_p): Likewise.
1075 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1077 2005-10-02 Matthias Klose <doko@debian.org>
1079 * doc/invoke.texi: Fix typo and speling error.
1081 2005-10-01 Richard Henderson <rth@redhat.com>
1083 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1085 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1087 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1088 using --start-group and --end-group.
1090 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1092 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1093 FIXME note regarding quirky semantics.
1095 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1098 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1099 non-null range as a last resort.
1101 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1102 Diego Novillo <dnovillo@redhat.com>
1105 * tree-vrp.c (extract_range_from_assert): For !=
1106 assertions, only build an anti-range if LIMIT is a
1107 single-valued range.
1109 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1111 * arm.md (movqi): On thumb when optimizing, handle loading from
1112 memory by describing this as taking a subreg of a zero-extended load
1113 into an SImode register.
1116 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1118 * reload1.c (merge_assigned_reloads): Do not change any
1119 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1121 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1123 * Makefile.in (LIPO_FOR_TARGET): Define.
1124 (STRIP_FOR_TARGET): Define.
1126 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1127 before creating new ones. Do symlinks before creating the actual
1130 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1131 to work out which multilibs are actually being built.
1133 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1135 * tree-vect-transform.c, config/ms1/ms1.md,
1136 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1137 Follow spelling conventions.
1138 * doc/invoke.texi, doc/md.texi: Fix typos.
1140 2005-09-30 Andrew Macleod <amacleod@redat.com>
1142 PR tree-optimization/21430
1143 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1144 use operands, and set stmt pointer if need be.
1145 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1146 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1149 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1152 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1154 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1156 * optabs.c (expand_binop): Initialize first_pass_p.
1158 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1161 * c-decl.c (c_write_global_declarations_1): If any
1162 wrapup_global_declaration_2 call returned true, restart the loop.
1164 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1166 Fix PR tree-optimization/24117
1167 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1168 before considering whether to use anyoffset.
1170 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1174 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1176 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1178 (swap_commutative_operands_with_target): New.
1180 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1183 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1186 2005-09-29 Steven Bosscher <stevenb@suse.de>
1188 PR tree-optimization/23911
1189 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1190 and IMAGPART_EXPR too.
1192 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1195 * expmed.c (expand_shift): Move logic to reverse rotation
1196 direction when rotating by constants ...
1197 * optabs.c (expand_binop): ... here.
1198 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1199 (ix86_rotrdi3): New pattern.
1200 (rotldi3): Handle 32-bit mode.
1201 (ix86_rotldi3): New pattern.
1203 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1206 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1207 check for numbers that need no bit twiddle.
1209 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1211 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1212 multilib to be built.
1214 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1215 (stage1-start): Delete old libgcc and libunwind before moving
1216 anything into the stage directory.
1217 (stage2-start): Likewise.
1218 (stage3-start): Likewise.
1219 (stage4-start): Likewise.
1220 (stageprofile-start): Likewise.
1221 (stagefeedback-start): Likewise.
1222 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1223 header in tm_file and CPU-specific t-darwin in tmake_file.
1224 (i[34567]86-*-darwin*): Don't change tm_file.
1225 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1226 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1227 shared library stub for target OS version.
1228 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1229 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1230 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1231 (libgcc_s.%.dylib): New.
1233 (install-darwin-libgcc-stubs): New.
1234 (INSTALL_LIBGCC): New append.
1235 * config/i386/darwin-libgcc.10.4.ver: New.
1236 * config/i386/darwin-libgcc.10.5.ver: New.
1237 * config/i386/t-darwin: New.
1238 * config/rs6000/darwin-libgcc.10.4.ver: New.
1239 * config/rs6000/darwin-libgcc.10.5.ver: New.
1240 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1241 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1243 2005-09-28 Paul Brook <paul@codesourcery.com>
1245 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1248 2005-09-28 Richard Guenther <rguenther@suse.de>
1250 PR tree-optimization/23853
1251 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1252 host_integerp to verify misalignment value.
1254 2005-09-28 Richard Henderson <rth@redhat.com>
1256 * builtins.c (get_builtin_sync_mode): New.
1257 (expand_builtin_sync_operation): Pass in mode argument.
1258 (expand_builtin_compare_and_swap): Likewise.
1259 (expand_builtin_lock_test_and_set): Likewise.
1260 (expand_builtin_lock_release): Likewise.
1261 (expand_builtin): Update to match.
1263 2005-09-28 Nick Clifton <nickc@redhat.com>
1265 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1266 formatting. Add check to PLUS case to ensure that the offset is
1267 within an acceptable range.
1269 * config/v850/v850.md (casesi): Disable the generation of the
1270 switch pattern as it is not being handled properly at the moment.
1272 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1273 for when the high words are identical.
1275 2005-09-27 Richard Henderson <rth@redhat.com>
1277 * pretty-print.c (pp_base_format): Fix typo for %>.
1279 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1280 Devang Patel <dpatel@apple.com>
1282 PR tree-optimization/23625
1283 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1284 LABEL_EXPR, assertion check.
1286 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1288 * optabs.c (no_conflict_move_test): Check if a result of a
1289 to-be-moved insn would be clobbered by an originally
1292 2005-09-27 Jeff Law <law@redhat.com>
1294 * passes.c (init_optimization_passes): Replace copy propagation
1295 passes immediately after DOM with phi-only copy propagation
1296 pases. Add phi-only copy propagation pass after first DOM pass.
1297 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1298 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1299 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1300 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1301 to init_copy_prop. Callers updated.
1302 (do_phi_only_copy_prop): New function.
1303 (pass_phi_only_copy_prop): New pass descriptor.
1305 2005-09-27 Nick Clifton <nickc@redhat.com>
1307 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1309 2005-09-26 Jason Merrill <jason@redhat.com>
1312 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1314 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1316 2005-09-26 James E Wilson <wilson@specifix.com>
1318 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1319 copyright. Add gcc copyright plus libgcc exception.
1320 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1322 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1324 2005-09-26 Jeff Law <law@redhat.com>
1326 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1327 about when to iterate.
1329 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1332 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1333 for __complex__ double in -mcpu=G5 mode.
1335 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1337 PR tree-optimization/23942
1338 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1339 * tree-scalar-evolution.c: Include params.h.
1341 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1342 follow_ssa_edge_in_condition_phi_branch,
1343 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1344 Change return type to t_bool. Use a parameter to limit the size of
1345 trees that are walked before stopping
1346 (analyze_evolution_in_loop): Initialize the limit to 0.
1347 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1348 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1350 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1353 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1354 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1356 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1358 * combine.c (make_extraction): Check for valid use of subreg.
1360 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1363 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1364 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1365 ("fist<mode>2_with_temp"): Use only register operands.
1367 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1369 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1370 CALL_INSN_FUNCTION_USAGE.
1372 2005-09-26 Richard Guenther <rguenther@suse.de>
1375 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1376 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1377 (ldst_entry): Use the hashtable instead of list-walking.
1378 (find_rtx_in_ldst): Likewise.
1379 (free_ldst_entry): Free the hashtable.
1380 (compute_ld_motion_mems): Create the hashtable.
1381 (trim_ld_motion_mems): Remove entry from hashtable if
1382 removing it from list.
1383 (compute_store_table): Likewise^2.
1384 (store_motion): Free hashtable in case we did not see
1387 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1389 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1390 and arg1 if we are passing them to fold_build2.
1392 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1395 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1398 2005-09-25 Richard Henderson <rth@redhat.com>
1400 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1401 SYMBOL_REF_TLS_MODEL to be correct.
1403 2005-09-24 Richard Henderson <rth@redhat.com>
1405 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1406 end of function. Reindent.
1408 2005-09-24 Ian Lance Taylor <ian@airs.com>
1410 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1411 NEGATE_EXPR/BIT_NOT_EXPR case.
1413 2005-09-24 Richard Henderson <rth@redhat.com>
1415 * c-common.c (handle_mode_attribute): When not modifying in place,
1416 create subtypes for enumerations.
1417 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1418 * gimplify.c (create_tmp_from_val): Likewise.
1420 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1422 * config/i386/i386.md (*tls_global_dynamic_64,
1423 *tls_local_dynamic_base_64): Add missing mode to call.
1424 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1426 2005-09-24 Jan Hubicka <jh@suse.cz>
1428 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1429 (cgraph_clone_node): Likewise.
1430 * cgraph.h (cgraph_clone_edge): Update prototype.
1431 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1432 duplicated prototypes; add updating argument.
1433 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1434 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1436 (cgraph_mark_inline_edge): Likewise.
1437 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1438 (cgraph_flatten_node): Likewise.
1439 (cgraph_decide_recursive_inlining): Likewise.
1440 (cgraph_decide_inlining_of_small_function): Likewise.
1441 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1443 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1444 Pete Steinmetz <steinmtz@us.ibm.com>
1446 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1447 (rldic.): Set type to "compare".
1449 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1450 mfjmpr for MFCTR/MFLR.
1451 (movdf_hardfloat64): Same.
1452 (movdf_softfloat64): Same. Correct order of store and move types.
1453 (movti_string): Set type to store_ux/load_ux.
1454 (load_multiple): Set type to load_ux.
1455 (store_multiple): Set type to store_ux.
1456 (movmemsi): Set type to store_ux.
1457 (output_cbranch direct_return): Set type to jmpreg.
1458 (stmw): Set type to store_ux.
1459 (lmw): Set type to load_ux.
1460 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1461 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1462 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1463 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1464 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1465 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1466 (rios1-fpstore): Increase latency to 3.
1467 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1468 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1470 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1471 Andrew Pinski <pinskia@physics.uc.edu>
1473 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1474 operand2 constraint to "b".
1475 (sync_<fetchop_name>di_internal): Same.
1476 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1478 (sync_old_<fetchop_name>di_internal): Same.
1479 (sync_new_<fetchop_name>si_internal): Same.
1480 (sync_new_<fetchop_name>di_internal): Same.
1482 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1485 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1486 case, define as macros.
1488 PR rtl-optimization/23837
1489 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1490 clobber / clobber match between dest and p->first.
1492 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1493 (no_conflict_move_test): Update comments.
1495 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1497 * doc/install.texi: Update URL for Jacks.
1498 * doc/sourcebuild.texi: Likewise.
1500 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1503 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1504 registers when choosing register preferences.
1505 (movdf_hardfloat64): Same.
1507 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1509 * expmed.c (expand_shift): Don't use the target of the rotate as
1510 target for the first expanded shift insn.
1511 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1513 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1515 PR tree-optimization/22438
1516 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1517 preserved iv rhs rewriting specially.
1519 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1521 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1522 estimate_only is true.
1523 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1524 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1525 tree-ssa-structalias.c
1526 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1527 ref_contains_indirect_ref.
1528 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1530 2005-09-21 DJ Delorie <dj@redhat.com>
1532 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1534 (mn10300_return_in_memory): Support variable size types also.
1535 (mn10300_pass_by_reference): Likewise.
1536 (mn10300_function_value): New.
1537 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1538 (FUNCTION_OUTGOING_VALUE): Likewise.
1539 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1540 * doc/invoke.texi: Document it.
1542 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1545 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1546 force integer op1 into register for XFmode compares.
1548 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1551 * expmed.c (alg_code): Add alg_impossible.
1552 (alg_hash_entry): Add cost.
1553 (synth_mult): Record alg_impossible in the hash table if
1554 multiplication by a given integer is impossble within the
1555 limit. Speed up using alg_impossible.
1557 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1559 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1560 argument. Allow and set any offset if needs_anyoffset is passed
1562 (get_constraint_for): Add argument here too.
1564 (do_structure_copy): Pass NULL to get_constraint_for.
1565 (handle_ptr_arith): Ditto.
1566 (find_func_aliases): Ditto.
1568 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1570 PR rtl-optimization/23898
1571 * output.h (get_attr_min_length): Declare.
1572 * final.c (get_attr_length_1): New function, broken out of:
1574 (get_attr_min_length): New function.
1575 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1576 (duplicate_computed_gotos): Likewise.
1577 * genattr.c (insn_min_length): Generate declaration.
1578 * genattrtab.c (min_fn, min_attr_value): New functions.
1579 (make_length_attrs): Generate insn_min_length.
1581 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1583 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1585 2005-09-20 Richard Henderson <rth@redhat.com>
1587 PR tree-optimization/24059
1588 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1591 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1593 * c.opt (fextended-identifiers): New.
1594 * c-opts.c (c_common_handle_option): Handle
1595 -fextended-identifiers.
1596 * doc/cpp.texi: Update documentation of extended identifiers.
1597 * doc/cppopts.texi (-fextended-identifiers): Document.
1599 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1601 PR tree-optimization/23929
1602 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1605 PR tree-optimization/23818
1606 * tree-stdarg.c (execute_optimize_stdarg): Call
1607 calculate_dominance_info.
1609 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1611 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1612 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1613 (compute_overlap_steps_for_affine_1_2): Use
1614 get_number_of_iters_for_loop.
1615 (analyze_subscript_affine_affine): Check whether difference is
1617 Use get_number_of_iters_for_loop.
1618 Check whether overlap occurs outside of bounds.
1619 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1621 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1623 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1624 base register if possible.
1626 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1628 PR tree-optimization/18463
1629 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1630 converting it directly is not possible.
1631 (chrec_convert_aggressive): New function.
1632 * tree-chrec.h (chrec_convert_aggressive): Declare.
1633 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1634 Fold chrec conversions aggressively if asked to.
1635 (instantiate_parameters): Modified because of changes in
1636 instantiate_parameters_1.
1638 2005-09-19 Richard Henderson <rth@redhat.com>
1640 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1641 (reduc_splus_v2df): New.
1643 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1645 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1646 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1648 2005-09-19 Richard Henderson <rth@redhat.com>
1650 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1653 2005-09-19 Richard Henderson <rth@redhat.com>
1655 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1656 (ia64_expand_dot_prod_v8qi): New.
1657 * config/ia64/ia64-protos.h: Update.
1658 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1659 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1660 sdot_prodv8qi, sdot_prodv4hi): New.
1661 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1663 2005-09-19 Richard Henderson <rth@redhat.com>
1666 * real.c (exact_real_truncate): Return false if the format cannot
1667 represent the number as a normal.
1669 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1670 for a memory source.
1672 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1674 * tree-ssa-operands.c (swap_tree_operands): Export.
1675 * tree.h (swap_tree_operands): Declare.
1676 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1677 Call swap_tree_operands.
1679 2005-09-19 Richard Henderson <rth@redhat.com>
1681 * tree-flow.h (merge_alias_info): Declare.
1682 * tree-ssa-copy.c (merge_alias_info): Export.
1683 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1684 (vect_create_data_ref_ptr): Use create_iv directly.
1685 (vectorizable_load): Use correct types for integer constants.
1686 (vect_generate_tmps_on_preheader): Likewise.
1687 (vect_gen_niters_for_prolog_loop): Likewise.
1689 2005-09-19 Steven Bosscher <stevenb@suse.de>
1691 PR rtl-optimization/23943
1692 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1694 2005-09-18 Jan Hubicka <jh@suse.cz>
1696 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1698 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1700 * varasm.c (output_constant): Do not abort on conversions to union
1701 types between different sizes.
1703 2005-09-18 Richard Guenther <rguenther@suse.de>
1706 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1709 2005-09-18 Paul Brook <paul@codesourcery.com>
1711 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1713 2005-09-17 Richard Henderson <rth@redhat.com>
1715 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1716 * tree-ssa-loop.c (pass_vect_dce): Remove.
1717 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1720 2005-09-17 Richard Henderson <rth@redhat.com>
1722 * tree-pass.h (pass_vect_dce): Declare.
1723 * passes.c (init_optimization_passes): Add it.
1724 * tree-flow.h (tree_ssa_dce): Declare.
1725 * tree-ssa-dce.c (tree_ssa_dce): Export.
1726 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1727 (gate_tree_vectorize): ... here.
1728 (pass_vect_dce): New.
1730 2005-09-17 Jan Hubicka <jh@suse.cz>
1732 * except.c (struct eh_status): Turn region_array into vec.
1733 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1734 convert_from_eh_region_ranges, find_exception_handler_labels,
1735 current_function_has_exception_handlers, assign_filter_values,
1736 build_post_landing_pads, dw2_build_landing_pads,
1737 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1738 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1739 foreach_reachable_handler, can_throw_internal_1,
1740 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1742 (duplicate_eh_region_1): Update region_array.
1743 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1745 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1748 * expmed.c (expand_mult): Substitute simple register for op0 when
1751 2005-09-17 Richard Henderson <rth@redhat.com>
1753 * expr.c (emit_move_via_integer): Add force argument, pass it on
1754 to emit_move_change_mode. Update callers.
1755 (emit_move_complex): Pass true to new force argument.
1756 * function.c (expand_function_end): Move expand_eh_return call
1757 earlier. Merge sub-word complex values into a pseudo before
1758 copying to the return hard register.
1760 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1762 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1763 between different sizes.
1765 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1769 * passes.c (init_optimization_passes): Register dump files for
1772 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1774 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1775 * config/s390/s390.c (s390_overlap_p): New function.
1776 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1777 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1780 2005-09-16 Richard Guenther <rguenther@suse.de>
1782 * ipa-pure-const.c (static_execute): Free auxiliar information.
1783 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1784 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1786 2005-09-15 DJ Delorie <dj@redhat.com>
1788 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1790 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1792 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1794 (swap_commutative_operands_with_target): New.
1796 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1798 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1801 (estimate_iters_using_array): New function.
1802 * tree-data-ref.h (estimate_iters_using_array): Prototype
1803 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1804 Use estimate_iters_using_array instead of analyze_array.
1806 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1808 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1811 2005-09-15 Michael Matz <matz@suse.de>
1813 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1815 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1817 PR tree-optimization/23835
1818 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1819 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1821 2005-09-14 Richard Henderson <rth@redhat.com>
1823 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1824 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1826 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1828 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1829 in the ARRAY_TYPE case.
1831 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1833 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1835 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1838 * tree-vect-transform.c (vectorizable_operation): Return false for
1839 scalar shift operations and for vector shift operations with
1840 non-invariant shift arguments. Use scalar tree operand op1 as
1841 a shift operand when vector shift insn pattern uses scalar shift
1843 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1845 2005-09-14 Olivier Hainque <hainque@adacore.com>
1847 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1848 value if it has side-effects.
1850 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1853 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1855 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1857 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1858 passed as NAME as if it were label at start of function code.
1860 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1862 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1865 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1867 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1868 as early clobber. Rewrite so the PIC register is not implicitly used.
1870 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1872 * tree.c (annotate_with_file_line): Compare line numbers before
1875 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1878 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1879 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1881 2005-09-13 Ian Lance Taylor <ian@airs.com>
1883 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1884 than a HOST_WIDEST_INT to gen_doloop_begin.
1886 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1888 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1890 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1892 PR tree-optimize/23817
1893 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1895 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1898 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1899 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1900 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1901 (restore_stack_nonlocal): Likewise.
1902 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1904 2005-09-12 Ian Lance Taylor <ian@airs.com>
1907 * c.opt (ffriend-injection): New C++ option.
1908 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1909 (C++ Dialect Options): Document -ffriend-injection.
1911 2005-09-12 Josh Conner <jconner@apple.com>
1914 * ipa-reference.c (static_execute): Don't mark variables in
1915 named sections TREE_READONLY.
1917 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1919 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1922 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1924 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1925 V_MUST_DEF instead of just the first_use_p.
1926 Don't mark the virtual variables for renaming on the statement which
1928 (pass_dse): Remove TODO_update_ssa.
1930 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1933 * stor-layout.c (compute_record_mode): For records with a single
1934 field, actually check the field's mode size against the type size.
1936 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1937 registers for TARGET_SHMEDIA.
1938 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1939 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1940 of GENERAL_REGS and FP_REGS.
1942 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1944 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1946 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1948 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1949 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1950 are omitted. Exclude stack_tie insn too.
1952 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1954 PR rtl-optimization/23098
1955 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1957 * config/rs6000/rs6000.md (movdf splitter): Use
1958 const_double_operand predicate for TARGET_POWERPC64.
1959 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1960 SYMBOL_REF method to ABI_V4.
1962 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1963 replace_equiv_address.
1964 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1965 rs6000_sr_alias_set and MEM_NOTRAP.
1966 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1968 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1970 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1971 handle CALL_EXPR again.
1973 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1975 * arm/predicates.md (alignable_memory_operand): Delete.
1977 2005-09-10 Richard Henderson <rth@redhat.com>
1980 * dbxout.c (dbxout_expand_expr): New.
1981 (dbxout_symbol): Use it.
1983 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1985 * arm.c (arm_gen_rotated_half_load): Delete.
1986 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1987 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1988 (thumb_set_return_address): Likewise.
1989 (thumb_load_double_from_address): Use adjust_address.
1990 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1991 (extendhsisi2_mem, movhi_bytes): Use change_address.
1992 (movhi): Use widen_memory_access.
1993 (reload_out_df): Use replace_equiv_address.
1994 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1996 2005-09-09 Richard Henderson <rth@redhat.com>
1999 * dbxout.c: Include expr.h.
2000 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2001 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2002 * Makefile.in (dbxout.o): Add EXPR_H.
2004 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2006 PR tree-optimization/23509
2007 * tree-cfg.c (replace_uses_by): Use replace_exp.
2008 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2009 pointers have name_mem_tag or type_mem_tag set.
2011 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2013 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2014 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2015 of wrongly accessing operands.
2017 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2019 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2020 * tree-chrec.c: Include tree-scalar-evolution.h.
2021 (chrec_convert): Instantiate the base and step before calling
2022 scev_probably_wraps_p that would fail on parametric evolutions.
2023 Collect all the fails into a single section failed_to_convert,
2024 print a diagnostic, and return chrec_dont_know instead of calling
2026 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2027 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2029 (scev_const_prop): Don't replace the definition of a loop closed ssa
2030 phi node by itself, or by another loop closed ssa phi node.
2031 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2032 that base and step are defined.
2034 2005-09-09 Richard Guenther <rguenther@suse.de>
2037 * fold-const.c (fold_ternary): Check truth_value_p before
2038 calling invert_truthvalue.
2040 2005-09-09 Nick Clifton <nickc@redhat.com>
2042 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2043 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2044 dimension of these arrays.
2045 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2047 * longlong.h: Only provide a prototype for the __clz_tab[] array
2048 if this header has not been included from libgcc2.h.
2049 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2051 Provide prototypes for exported functions.
2052 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2055 2005-09-08 Josh Conner <jconner@apple.com>
2059 * expr.c (expand_expr_addr_expr_1): Don't invoke
2060 expand_simple_binop for EXPAND_INITIALIZER.
2062 2005-09-08 Richard Henderson <rth@redhat.com>
2065 * toplev.c (wrapup_global_declaration_1): Split out ...
2066 (wrapup_global_declaration_2): ... from ...
2067 (wrapup_global_declarations): ... here. Return bool.
2068 (check_global_declaration_1): Split out ...
2069 (check_global_declarations): from here.
2070 (emit_debug_global_declarations): New.
2071 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2072 check_global_declaration_1, emit_debug_global_declarations): Declare.
2073 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2074 of decls. Call wrapup_global_declaration_1,
2075 wrapup_global_declaration_2, check_global_declaration_1 directly.
2076 (c_write_global_declarations_2): New.
2078 (c_write_global_declarations): Call c_write_global_declarations_2.
2079 * langhooks.c (write_global_declarations): Call
2080 emit_debug_global_declarations.
2082 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2083 remove decls that have DECL_RTL_SET_P.
2084 * passes.c (rest_of_decl_compilation): Invoke
2085 cgraph_varpool_finalize_decl for all but functions.
2087 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2089 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2090 the result of a conversion if the new min and max cannot be compared.
2092 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2094 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2095 (override_options): Setting s390_sr_alias_set removed.
2096 (save_fpr, save_gprs): Set alias set to vararg or frame.
2097 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2098 s390_sr_alias_set with get_frame_alias_set ().
2099 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2100 get_varargs_alias_set ().
2102 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2106 * c-parser.c (c_parser_objc_method_definition): If the next
2107 token is not "{", error out and don't start the function.
2109 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2111 * tree-vrp.c (extract_range_from_expr): Move the check for non
2112 nullness after the check for gimple invariant.
2114 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2116 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2118 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2121 * config/m32r.md (movmemsi_internal): Canonicalize order of
2122 operands in PLUS component of template.
2124 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2126 * reload1.c (fixup_eh_region_note): Remove assertion.
2127 (fixup_abnormal_edges): Reverted removal of call to
2128 find_many_sub_basic_blocks made on 2005-08-31.
2130 2005-09-07 Richard Henderson <rth@redhat.com>
2132 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2133 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2134 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2135 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2136 rearrange for better packing.
2137 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2138 (lookup_cfa_1): Remove inline marker.
2139 (cfa_equal_p): Split out of ...
2140 (def_cfa_1): ... here. Use INVALID_REGNUM.
2141 (build_cfa_loc): Handle !cfa->indirect.
2142 (frame_pointer_cfa_offset): New.
2143 (dbx_reg_number): Assert register elimination performed; do
2144 leaf register remapping.
2145 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2146 (eliminate_reg_to_offset): New.
2147 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2148 for verifiably local stack frame addresses; re-base to CFA.
2149 (mem_loc_descriptor): Remove can_use_fbreg argument.
2150 (concat_loc_descriptor, loc_descriptor): Likewise.
2151 (containing_function_has_frame_base): Remove.
2152 (rtl_for_decl_location): Don't do register elimination or
2153 leaf register remapping here.
2154 (secname_for_decl): Split out from ..
2155 (add_location_or_const_value_attribute): ... here.
2156 (convert_cfa_to_loc_list): New.
2157 (compute_frame_pointer_to_cfa_displacement): New.
2158 (gen_subprogram_die): Use them.
2159 * tree.h (frame_base_decl): Remove.
2160 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2161 (prologue_stack_adjust): Remove.
2162 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2163 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2164 (set_frame_base_location): Remove.
2165 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2166 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2167 (vt_add_function_parameters): Don't eliminate_regs.
2168 (vt_initialize): Don't create frame_base_decl.
2170 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2172 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2173 version of GNU binutils for 4.x and later.
2175 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2177 * ggc-page.c (ggc_push_context): Remove.
2178 (ggc_pop_context): Likewise.
2179 * ggc.h (ggc_push_context): Remove.
2180 (ggc_pop_context): Likewise.
2182 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2185 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2186 returning from an interrupt handler.
2188 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2191 * config/arc/arc.c (output_shift): Add check for loop count when
2194 2005-09-06 Steven Bosscher <stevenb@suse.de>
2196 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2198 (abs_replacement): Likewise.
2199 (pass_phiopt): Remove TODO_update_ssa.
2201 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2204 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2205 if "return with no value, in function returning non-void" warning
2207 * tree-cfg.c (execute_warn_function_return): Don't look at
2208 RETURN_EXPRs with TREE_NO_WARNING set.
2211 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2212 for internal functions doesn't use registers used by global registers
2213 variables. Use fewer register parameters if there are global register
2216 2005-09-06 Olivier Hainque <hainque@adacore.com>
2217 Eric Botcazou <ebotcazou@adacore.com>
2220 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2221 when we would be extracting outside its bit span (bitpos+bitsize
2222 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2223 Ada unchecked conversions.
2225 2005-09-06 Steven Bosscher <stevenb@suse.de>
2227 * tree-ssa-pre.c (try_look_through_load): New function.
2228 (compute_avail): Use it to try to look through loads for some
2229 more useful expressions.
2231 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2233 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2234 condition for detecting cases like (a&a) and (a^a).
2236 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2238 * common.opt: Add option ftree-vect-loop-version.
2239 * params.def: Add --param vect-max-version-checks.
2240 * doc/invoke.texi: Document ftree-vect-loop-version and
2241 --param vect-max-version-checks.
2242 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2243 may_misalign_stmts and defines for accessors.
2244 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2245 LOOP_VINFO_MAY_MISALIGN_STMTS.
2246 (destroy_loop_vec_info): VEC_free for
2247 LOOP_VINFO_MAY_MISALIGN_STMTS.
2248 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2249 Update documentation.
2250 (vect_update_misalignment_for_peel): New.
2251 (vect_enhance_data_refs_alignment): Update to choose loop
2252 peeling or loop versioning if appropriate for the (potentially)
2253 unaligned data references in the loop.
2254 (vect_analyze_data_refs_alignment): Remove call to
2255 vect_enhance_data_refs_alignment so the checks can be done
2257 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2258 and move up call to vect_analyze_data_refs_alignment.
2259 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2260 (vect_transform_loop): Add call to loop_version.
2262 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2264 PR rtl-optimization/23098
2265 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2266 * simplify-rtx.c (constant_pool_reference_p): New function.
2267 * rtl.h (constant_pool_reference_p): New prototype.
2268 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2269 constant_pool_reference_p in condition and
2270 avoid_constant_pool_reference in preparation statements.
2272 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2274 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2275 STRICT_LOW_PART SETs.
2277 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2280 * except.c (sjlj_emit_function_enter): Find the function begin
2281 note even when it's not in first basic block.
2283 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2285 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2286 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2287 * aclocal.m4: Regenerate.
2289 2005-09-05 DJ Delorie <dj@redhat.com>
2291 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2294 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2296 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2297 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2298 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2299 Follow spelling conventions.
2300 * doc/invoke.texi: Follow spelling conventions.
2302 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2304 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2305 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2306 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2308 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2311 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2312 (output_stack_adjust): Use gen_tmp_stack_mem.
2313 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2314 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2315 (sh_get_pr_initial_val): Likewise.
2316 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2317 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2318 * sh.md (divsi_inv_m0): Use gen_const_mem.
2319 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2320 (movdf_i4+1): Use gen_tmp_stack_mem.
2321 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2322 (fpu_switch+2): Likewise.
2323 (movv4sf_i, movv16sf_i): Use adjust_address.
2324 (symGOT_load): Set MEM_NOTRAP_P bit.
2326 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2329 * pa.c (emit_move_sequence): Fix typo in last change.
2331 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2333 PR rtl-optimization/23454
2334 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2337 2005-09-03 Richard Henderson <rth@redhat.com>
2338 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2341 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2344 2005-09-02 Nicolas Pitre <nico@cam.org>
2346 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2347 to bit_count to 32 bits.
2349 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2352 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2353 generating synthetic loads from volatile lvalues.
2355 005-09-02 Nick Clifton <nickc@redhat.com>
2357 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2358 __ctzhi2, __clzhi2): New functions.
2360 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2363 * tree-nested.c (struct var_map_elt): Mark with GTY.
2364 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2366 (lookup_field_for_decl): Allocate new element in GC memory.
2367 (lookup_tramp_for_decl): Likewise.
2368 (convert_nl_goto_reference): Likewise
2369 (create_nesting_tree): Allocate info in GC memory. Likewise for
2371 (free_nesting_tree): Free with ggc_free instead of free.
2372 (root): New static variable.
2373 (lower_nested_functions): Remove root as local variable. And zero out
2374 root at the end of the function.
2376 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2378 PR rtl-optimization/20365
2379 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2380 to short. New member ix.
2381 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2382 (simplify_plus_minus): Initialize ix members before calling qsort.
2384 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2386 PR tree-optimization/23626
2387 * tree-cfg.c (replace_uses_by): Clean up eh info.
2389 2005-09-01 DJ Delorie <dj@redhat.com>
2391 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2394 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2396 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2397 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2400 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2402 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2403 do not issue warning for a variable definition following
2406 2005-09-01 Richard Henderson <rth@redhat.com>
2409 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2410 conversion to CONST_VECTOR.
2412 2005-09-01 Richard Henderson <rth@redhat.com>
2415 * reload1.c (reload_as_needed): Check !CALL_P before calling
2416 fixup_eh_region_note.
2417 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2419 2005-09-01 DJ Delorie <dj@redhat.com>
2421 * varasm.c (output_constant): Let the target resolve
2422 conversions of addresses to non-default pointer sizes.
2424 2005-09-01 Nicolas Pitre <nico@cam.org>
2426 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2427 to alow matching ARM pre-indexed addressing mode.
2428 (arm_override_options): Remove now irrelevant comment.
2430 2005-09-01 Phil Edwards <phil@codesourcery.com>
2432 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2433 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2434 * config/i386/vxworks.h: Likewise.
2435 * config/i386/t-vxworksae: New file, for VxWorks AE.
2436 * config/i386/vxworksae.h: Likewise.
2438 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2440 PR tree-optimization/23410
2441 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2442 sequence is not wrapping during the first step.
2444 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2447 * dwarf2out.c (base_type_die): Compare char_type_node with
2448 TYPE_MAIN_VARIANT (type), not type.
2450 2005-09-01 Richard Guenther <rguenther@suse.de>
2452 PR tree-optimization/15366
2453 * common.opt: Add -finline-functions-called-once.
2454 Put -fearly-inlining in alphabetically ordered place.
2455 * doc/invoke.texi: Document new option.
2456 * ipa-inline.c (cgraph_decide_inlining): Honour
2457 flag_inline_functions_called_once.
2459 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2461 PR rtl-optimization/23478
2462 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2463 (alloc_qty): Initialize it.
2464 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2465 (combine_regs): Combine also n_throwing_calls_crossed fields.
2466 (find_free_reg): Don't attempt to caller-save pseudos crossing
2467 calls that might throw.
2468 * global.c (struct allocno): Add throwing_calls_crossed field.
2469 (global_alloc): Revert 2005-08-22 change. Initialize
2470 throwing_calls_crossed.
2471 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2474 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2477 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2478 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2479 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2480 (and64_2_operand): Tweak to use predicate.
2481 (and_operand): Adjust for mask_operand changes.
2482 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2483 (print_operand): Likewise.
2484 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2485 (mask64_1or2_operand): Delete.
2486 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2487 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2488 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2489 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2490 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2491 (rotldi3_internal4): Likewise.
2492 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2493 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2494 (ashldi3_internal7): Likewise.
2495 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2496 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2497 (anddi3 split): Don't match mask64_operand.
2498 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2499 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2500 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2501 't' splitter predicate.
2502 (movdi_internal64 + 2): Revert 2005-06-11 change.
2504 2005-08-31 DJ Delorie <dj@redhat.com>
2506 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2507 (m32c_asm_integer): Add support for 32 bit pointers.
2509 2005-08-31 Richard Henderson <rth@redhat.com>
2511 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2512 component-like references for setting MEM_NOTRAP_P.
2514 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2515 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2517 2005-08-31 Richard Henderson <rth@redhat.com>
2519 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2520 into a pseudo before applying gen_lowpart.
2522 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2524 * doc/install.texi (Specific): Update cctools version required
2525 for full functionality.
2526 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2527 linkers as -macosx_version_min.
2529 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2532 * sh.c (print_operand, %R and %S): Add handling of floating point
2533 registers, memory, constants and invalid operands.
2535 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2537 * ipa-pure-const.c: Change dump name.
2539 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2542 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2543 to "reg_or_0_operand".
2544 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2546 2005-08-31 Dale Johannesen <dalej@apple.com>
2548 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2549 loops that count down.
2551 2005-08-31 Richard Henderson <rth@redhat.com>
2554 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2555 (fixup_eh_region_note): New.
2556 (reload_as_needed): Call it.
2557 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2558 don't call find_many_sub_basic_blocks; call verify_flow_info.
2559 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2560 (keep_stack_depressed): Likewise.
2561 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2563 2005-08-31 Richard Henderson <rth@redhat.com>
2565 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2568 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2570 * expr.c (expand_expr_real_1): Compare size of address
2571 mode to target's address mode size in deciding expansion of
2572 the constant address.
2574 2005-08-31 Richard Guenther <rguenther@suse.de>
2577 * expr.c (all_zeros_p): New function.
2578 (expand_expr_real_1): Handle the case of an all-zero
2579 non-addressable constructor separately.
2581 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2583 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2584 arguments, adjust all callers.
2585 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2587 2005-08-30 Richard Henderson <rth@redhat.com>
2590 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2591 whenever the mode sizes match.
2593 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2595 * calls.c (load_register_parameters): Fix comment typo.
2596 * expr.c (emit_push_insn): Comment formatting.
2598 2005-08-30 Ian Lance Taylor <ian@airs.com>
2600 * config/i386/x-cygwin (host-cygwin): Change dependency from
2601 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2603 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2605 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2608 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2611 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2612 call to ggc_collect.
2614 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2617 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2618 beginning. Remove $(INCLUDES) from all the rules, if following
2619 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2621 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2624 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2625 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2626 not constant, but maxlen is, don't set len to maxlen, rather
2627 set maxlen to len if len is a constant.
2629 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2631 PR tree-optimization/23475
2632 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2635 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2637 Fix PR middle-end/22455
2639 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2640 Checksum only the parts of the tree that exist for the tree code.
2642 2005-08-28 Dale Johannesen <dalej@apple.com>
2644 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2646 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2648 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2650 2005-08-28 Richard Henderson <rth@redhat.com>
2652 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2653 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2656 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2659 * builtins.c (get_memory_rtx): Don't strip nops
2660 in between COMPONENT_REFs.
2662 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2665 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2667 (gimplify_modify_expr): Check for zero sized types and gimplify the
2668 rhs and lhs as statements.
2670 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2673 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2674 state for return address column of signal frames.
2676 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2679 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2680 bytes >= 2 not bytes == 2.
2681 (expand_block_move): Same.
2683 2005-08-27 Richard Guenther <rguenther@suse.de>
2686 * config/i386/sse.md (sse2_movsd): Add missing closing
2689 2005-08-27 Paul Brook <paul@codesourcery.com>
2691 * genrecog.c (enum decision_type): Add DT_num_insns.
2692 (struct decision_test): Add u.num_insns.
2693 (add_to_sequence): Add DT_num_insns test.
2694 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2695 (write_cond, debug_decision_2): Ditto.
2696 (change_state): Assume peep2_next_insn never fails.
2697 Remove "afterward" argument.
2698 (write afterward, write_tree): Update to match.
2699 * recog.c (peep2_current_count): New variable.
2700 (peep2_next_insn): Check it.
2701 (peephole2_optimize): Set peep2_current_count.
2702 * recog.h (peep2_current_count): Declare.
2704 2005-08-26 Josh Conner <jconner@apple.com>
2707 * ipa-pure-const.c (check_tree): Check for volatile-ness
2708 when considering a dereference.
2710 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2712 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2714 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2716 PR rtl-optimization/23561
2717 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2718 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2719 at most LEN bytes long memory fits into the field.
2720 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2721 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2722 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2724 2005-08-26 Richard Henderson <rth@redhat.com>
2727 * loop.c (biased_biv_may_wrap_p): New.
2728 (maybe_eliminate_biv_1): Use it to suppress non-equality
2729 comparison transformations. Delete disabled code.
2731 2005-08-26 Ian Lance Taylor <ian@airs.com>
2733 * combine.c (make_extraction): Avoid reference outside object.
2735 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2737 * stor-layout.c (finalize_type_size): Restore behaviour for
2738 non-aggregate types to the status quo ante of the patch for
2739 pr 23467. Document why it matters.
2741 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2744 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2745 array by one element, initialize the BT_LAST element with NULL.
2747 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2749 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2750 optimizing for size.
2752 (compare_plus_eqsi): Same.
2753 (plus_eqsi_compare): Same.
2754 (neg_eq0<mode>): Same.
2755 (neg_eq<mode>): Same.
2757 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2760 2005-08-26 Nick Clifton <nickc@redhat.com>
2762 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2763 TARGET_EP is not defined.
2764 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2765 TARGET_EP is enabled.
2766 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2767 * config/v850/v850.md (save_all_interrupt): Only use the EP
2768 register if TARGET_EP is defined.
2769 (restore_all_interrupt): Likewise.
2770 * config/v850/lib1funcs.asm: Update functions so that the EP
2771 register is only used if __EP__ is defined.
2773 2005-08-26 David Ung <davidu@mips.com>
2775 * config/mips/mips.c (mips_expand_prologue): Handle case when
2776 generating for MIPS16 and the outgoing argument area is more than
2777 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2780 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2782 * config/crx/crx.md: Make doloop_end pattern usage controllable
2783 via mloop-nesting=<max-nesting> command line switch. Make sure
2784 the combiner cannot use doloop_end_<mode> in an illegal way.
2785 * config/crx/crx.c: Use regs up to r6 for argument passing.
2786 Refine crx_address_cost (non cst4 displacements are expensive).
2787 * config/crx/crx.opt: Add switch for mloop-nesting=.
2789 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2791 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2792 (UNSPEC_MVST): New constant.
2794 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2796 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2797 Reject operands containing eliminable registers.
2798 * testsuite/gcc.dg/20050825-1.c: New testcase.
2800 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2801 Jan Hubicka <jh@suse.cz>
2803 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2805 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2807 PR tree-optimization/23546
2808 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2811 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2813 * params.def (PARAM_MIN_SPEC_PROB): New.
2814 * sched-rgn.c (MIN_PROBABILITY): Delete.
2815 (compute_trg_info): Convert to PARAM_VALUE.
2816 * doc/invoke.texi (param): Document min-spec-prob.
2818 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2820 * config/darwin.h: define __PIC__
2821 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2822 TARGET_OS_CPP_BUILTINS macro.
2824 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2826 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2829 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2831 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2833 * cfghooks.c (duplicate_block): Added position where to place
2834 new block as argument.
2835 * cfghooks.h (duplicate_block): Declaration changed.
2836 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2838 * cfglayout.h (copy_bbs): Declaration changed.
2839 * cfgloop.h (loop_version): Declaration changed.
2840 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2841 position to copy_bbs.
2842 (loop_version): Pass position to duplicate_loop_to_header_edge.
2843 Add place_after argument and position new blocks according to
2845 * modulo-sched.c (sms_schedule): Pass place_after argument
2847 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2848 * tree-cfg.c (split_edge_bb_loc): New function.
2849 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2850 to determine position of new blocks.
2851 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2853 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2854 argument to duplicate_block.
2855 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2856 Pass position to copy_bbs.
2858 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2860 * fold-const.c (ptr_difference_const): Use
2861 cst_and_fits_in_hwi instead of host_integerp.
2863 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2865 * config/darwin.c (gen_pic_offset): New.
2866 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2869 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2871 PR tree-optimization/23486
2872 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2874 2005-08-23 Phil Edwards <phil@codesourcery.com>
2876 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2877 remove use_collect2.
2878 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2880 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2881 configuration files to override the default value.
2883 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2884 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2885 * config/vx-common.h: New file, split out from...
2886 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2887 * config/vxworksae.h: New file, for VxWorks AE.
2888 * config/vxworks.opt: New file.
2889 * config/vxlib.c: Update for VxWorks 6.
2891 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2892 other MULTILIB_* variables appropriately.
2893 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2894 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2895 * config/rs6000/vxworks.h: Update for VxWorks 6.
2896 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2898 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2901 * config/darwin.c (machopic_select_section): Remove the hack to
2902 mark "::operator new" and "::operator delete" for coalescing
2903 even though they are not weak.
2905 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2907 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2908 * configure: Regenerate.
2910 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2913 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2915 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2916 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2919 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2921 * config/rs6000/predicates.md (equality_operator): New.
2922 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2923 comparison with a large constant.
2925 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2927 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2929 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2931 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2932 registers is even, and we have a hardware double precision fp,
2934 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2935 size of current argument when checking if argument was passed in
2938 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2941 * stor-layout.c (finalize_type_size): Dont override
2942 existing alignment with a smaller alignment from the mode.
2944 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2946 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2947 * lambda.h (lambda_vector_lexico_pos): ... here.
2948 * tree-data-ref.c (build_classic_dist_vector): Return false when
2949 the distance vector is lexicographically negative.
2951 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2953 PR tree-optimization/23511
2954 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2955 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2957 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2959 PR tree-optimization/22043
2960 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2961 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2962 If ALLOW_FLEXARR, handle types ending with flexible array member.
2963 Pass false as second argument to recursive count_type_elements calls.
2964 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2965 argument to count_type_elements call.
2966 * tree-sra.c (decide_block_copy): Likewise.
2967 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2968 for a constant-sized object, set cleared as well. Pass true as
2969 second argument to count_type_elements call.
2971 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2974 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2975 from legitimate_small_data_p, and make global. Update use.
2976 Remove forward declaration.
2977 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2979 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2981 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2983 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2984 of scratch intermediates.
2985 (eq<mode>_compare): Same.
2986 (neg_eq0<mode>): New.
2987 (neg_eq<mode>): Convert to define_insn_and_split.
2989 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2992 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2993 stdarg functions, set/clear the fp marker even when no variable
2995 * config/rs6000/sysv4.opt (mprototype): Describe.
2997 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2999 PR rtl-optimization/23478
3000 * regs.h (reg_info): Add throw_calls_crossed.
3001 (REG_N_THROWING_CALLS_CROSSED): Define.
3002 * flow.c (allocate_reg_life_data): Initialize
3003 REG_N_THROWING_CALLS_CROSSED.
3004 (propagate_one_insn, attempt_auto_inc): Update
3005 REG_N_THROWING_CALLS_CROSSED.
3006 * global.c (global_alloc): Don't allocate pseudos across
3007 calls that may throw.
3009 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3012 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3013 value is inbetween the range if we did not find an exact match.
3015 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3017 * doc/invoke.texi (Option Summary): Add ms1 options.
3018 * doc/extend.texi: Document interrupt handler attribute for ms1.
3019 * doc/md.texi: Document ms1 constraints.
3020 * config.gcc: Add ms1-*-elf.
3021 * config/ms1/ms1.h: New.
3022 * config/ms1/ms1.c: New.
3023 * config/ms1/ms1.md: New.
3024 * config/ms1/ms1-protos.h: New.
3025 * config/ms1/ABI.txt: New.
3026 * config/ms1/crti.asm: New.
3027 * config/ms1/crtn.asm: New.
3028 * config/ms1/lib2extra-funcs.c: New.
3029 * config/ms1/t-ms1: New.
3030 * config/ms1/ms1.opt: New.
3032 2005-08-22 Ira Rosen <irar@il.ibm.com>
3034 * config/rs6000/altivec.md (xorv4sf3): New.
3035 (negv4sf2, neg<mode>2): Likewise.
3037 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3040 * config/ia64/ia64.md (divsi3): Check divide by zero.
3041 (udivsi3): Likewise.
3043 (udivdi3): Likewise.
3045 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3047 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3048 up to elem_bitsize bits, not max_bitsize.
3050 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3052 PR tree-optimization/23433
3053 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3054 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3056 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3058 PR tree-optimization/23434
3059 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3060 the iteration bound is not an INTEGER_CST.
3062 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3064 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3065 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3066 NULL if need_epilog_adjust is false.
3067 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3068 Case 3 always peels first itration, not just for PLUS case, and no need
3069 to use scalar_initial_def here. Create an epilog adjustment only if
3070 scalar_initial_def is not NULL.
3072 (vectorizable_reduction): Remove assert.
3074 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3077 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3078 (__moddi3): Likewise.
3079 (__udivdi3): Likewise.
3080 (__umoddi3): Likewise.
3081 (__divsi3): Likewise.
3082 (__modsi3): Likewise.
3083 (__udivsi3): Likewise.
3084 (__umodsi3): Likewise.
3086 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3088 * tree-pass.h (TDF_GRAPH): Define.
3089 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3090 * passes.c (finish_optimization_passes): Only call
3091 finish_graph_dump_file if TDF_GRAPH is set.
3092 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3093 NULL. Set TDF_GRAPH bit.
3094 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3096 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3098 * arm.h (arm_stack_offsets): Add locals_base field.
3099 * arm.c (arm_get_frame_offsets): Compute it.
3100 (thumb_compute_initial_elimination offset): Make the Thumb frame
3101 pointer point to the base of the local variables.
3102 (thumb_expand_prologue): Update accordingly.
3103 (thumb_expand_epilogue): Likewise.
3105 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3106 mode of clobbered scratch to DImode. Handle a case that's known to
3109 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3111 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3112 (gt0<mode>_compare): Delete.
3113 (neg_gt0<mode>): Delete.
3115 2005-08-19 Eric Christopher <echristo@apple.com>
3117 * optabs.h: Change CTI_ to COI_.
3120 2005-08-19 James E Wilson <wilson@specifix.com>
3122 * builtins.c (expand_builtin_return_addr): Set
3123 current_function_accesses_prior_frames when count != 0. Use
3124 frame_pointer_rtx when count == 0.
3125 * function.h (struct function): Add accesses_prior_frames field.
3126 (current_function_accesses_prior_frames): Define.
3127 * reload1.c (init_elim_table): Check
3128 current_function_accesses_prior_frames.
3129 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3131 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3133 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3134 indicator. Return true if the flowgraph changed during
3137 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3140 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3141 conditional expression before testing its value.
3143 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3145 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3147 2005-08-19 Devang Patel <dpatel@apple.com>
3149 PR tree-optimization/23048
3150 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3151 third parameter. Check whether latch is dominated by exit
3153 (if_convertible_loop_p): Supply exit block itself to
3154 if_convertible_bb_p.
3156 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3159 * arm.md (arm_load_pic_register): Change argument to the mask of
3160 saved registers. Call thumb_find_work_register if we need a
3161 scratch register on Thumb.
3162 (arm_expand_prologue): Pass empty register set to
3163 arm_load_pic_register.
3164 (thumb_expand_prologue): Pass live_regs_mask directly to
3165 arm_load_pic_register.
3166 * arm-protos.h (arm_load_pic_register): Update prototype.
3168 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3170 * sh.c (find_sole_member): New function.
3171 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3172 if the record's alignment is larger than the size of its only member.
3174 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3177 * arm.c (thumb_legitimize_reload_address): New function.
3178 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3179 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3181 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3183 * config/crx/crx.c: Implement crx_decompose_address. Reject
3184 symbolic displacements since CRX register relative adressing
3185 mode can't handle unsigned 32-bit values as displacements.
3186 * config/crx/crx.h: Simplify definitions, remove redundant
3187 parenthesis and obsolete macros.
3188 * config/crx/crx.opt: Add new switch for debugging addresses.
3189 * config/crx/crx-protos.h: Add new declarations for above.
3191 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3194 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3197 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3199 * collect2.c (dup2): Delete.
3200 * configure.ac: Don't check for dup2.
3202 * config.in, configure: Regenerate.
3204 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3206 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3207 record with the type of its only member.
3209 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3211 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3212 define_insn_and_split.
3213 (plus_ltu<mode>_compare): Same.
3214 (gtu<mode>_compare): Same.
3215 (plus_gtu<mode>_compare): Same.
3217 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3219 PR tree-optimization/22228
3220 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3222 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3223 are recorded in vect_vnames_to_rename for renaming.
3224 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3225 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3226 in vect_vnames_to_rename.
3227 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3228 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3230 2005-08-18 Jan Hubicka <jh@suse.cz>
3233 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3234 info only for local statics, not for member variables.
3236 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3238 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3240 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3242 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3244 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3247 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3249 2005-08-17 James E Wilson <wilson@specifix.com>
3251 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3254 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3256 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3257 (leu<mode>_compare): Same.
3258 (plus_leu<mode>): Same.
3259 (neg_leu<mode>): Same.
3260 (and_neg_leu<mode): Same.
3261 (ltu<mode>_compare): Same.
3262 (plus_ltu<mode>): Same.
3264 (geu<mode>_compare): Same.
3265 (plus_geu<mode>): Same.
3266 (neg_geu<mode>): Same.
3267 (and_neg_geu<mode>): Same.
3268 (plus_gt<mode>): Same.
3269 (gtu<mode>_compare): Same.
3270 (plus_gtu<mode>): Same.
3272 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3274 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3275 Move call_table_data to end. Delete spurious .text.
3276 (callt_save_all_interrupt): Fix comment typo.
3278 2005-08-17 James E Wilson <wilson@specifix.com>
3279 Kevin Winchester <winchester@amirix.com>
3282 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3284 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3287 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3288 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3290 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3292 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3293 record with the type of its only member if the modes don't match.
3295 * varasm.c (decode_reg_name): Skip empty additional register names.
3297 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3299 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3300 lsm_tmp_name_length): New.
3301 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3302 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3304 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3305 Andreas Krebbel <krebbel1@de.ibm.com>
3307 * config.gcc: Added z9-109 switch.
3308 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3309 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3310 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3311 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3312 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3313 for "z9_109" cpu attribute.
3314 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3315 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3316 (s390_handle_arch_option): Added z9-109 switch.
3317 (override_options): Set respective cost function for z9-109.
3318 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3319 (legitimate_reload_constant_p): Accept extended immediates.
3320 (print_operand): Three new output modifiers added: k, m and o.
3321 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3322 (s390_output_mi_thunk): Use extended immediate when possible.
3323 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3324 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3325 (CONSTRAINT_LEN): Added length of O constraint.
3326 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3327 * config/s390/s390.md ("cpu"): New value z9_109 added.
3328 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3329 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3330 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3331 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3332 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3333 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3334 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3335 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3336 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3337 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3338 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3339 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3340 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3341 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3342 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3344 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3345 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3346 insns for TARGET_EXTIMM.
3348 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3350 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3352 2005-08-17 Nick Clifton <nickc@redhat.com>
3354 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3355 Call default_encode_section_info.
3357 2005-08-17 Steven Bosscher <stevenb@suse.de>
3359 PR tree-optimization/21574
3360 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3361 constant, return CONSTANT.
3362 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3363 (ccp_fold, visit_assignment): Likewise.
3364 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3366 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3368 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3369 fold_buildN instead of buildN then fold_initializer or fold.
3370 (build_unary_op): Likewise.
3371 (build_binary_op): Likewise.
3372 * fold-const.c (fold_initializer): Remove.
3373 (fold_build1_initializer): New function.
3374 (fold_build2_initializer): New function.
3375 (fold_build3_initializer): New function.
3376 * tree.h (fold_initializer): Remove.
3377 (fold_build1_initializer): New function.
3378 (fold_build2_initializer): New function.
3379 (fold_build3_initializer): New function.
3381 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3383 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3384 (try_move_mult_to_index): Call fold_build2 instead of build2.
3385 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3386 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3387 fold_binary_to_constant.
3388 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3390 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3391 check if A == gcd (A, B). Remove TYPE argument.
3392 (analyze_offset) Use fold_build2 instead of fold (build.
3393 (create_data_ref): Likewise.
3394 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3395 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3398 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3400 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3401 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3403 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3406 * gimplify.c (zero_sized_type): New function.
3407 (gimplify_modify_expr_rhs): If we have a zero sized type,
3408 replace the statement with an empty statement.
3410 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3412 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3415 2005-08-16 Ian Lance Taylor <ian@airs.com>
3417 * doc/tm.texi (Label Output): Correct typo.
3419 2005-08-16 Steven Bosscher <stevenb@suse.de>
3422 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3423 force_operand will work later on using have_insn_for.
3425 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3427 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3429 2005-08-16 Ian Lance Taylor <ian@airs.com>
3432 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3433 vector type, don't try to construct it element by element. Add an
3434 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3436 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3438 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3440 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3442 * doc/invoke.texi (Precompiled Headers): Document some more options
3443 which are known to be safe.
3445 2005-08-16 James E Wilson <wilson@specifix.com>
3447 PR tree-optimization/21105
3448 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3449 TREE_OVERFLOW check.
3451 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3453 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3454 (neg_ltu<mode>): Same.
3456 (neg_gtu<mode>): Same.
3458 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3460 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3461 (fold_builtin_isdigit): Use fold_buildN.
3462 (build_function_call_expr): Likewise.
3463 * c-typeck.c (c_finish_loop): Likewise.
3465 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3466 Richard Shann <rshann@superh.com>
3468 PR middle-end/20396:
3469 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3471 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3473 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3475 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3478 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3479 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3482 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3485 * fold-const.c (build_range_check): Disable optimization for function
3486 pointer expressions on targets that require function pointer
3489 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3491 * simplify-rtx.c (simplify_const_relational_operation): When
3492 extracting arguments of a COMPARE, recompute the mode as well.
3494 2005-08-15 Ian Lance Taylor <ian@airs.com>
3496 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3498 2005-08-15 DJ Delorie <dj@redhat.com>
3500 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3502 (movsi_splittable): Allow, but split, moves to the stack.
3503 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3506 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3508 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3509 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3510 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3512 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3513 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3514 Delete HOST_PTR_PRINTF.
3516 * configure, config.in: Regenerate.
3518 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3520 * config/rs6000/rs6000.md (QHSI): New mode macro.
3521 (wd): Extend mode attr for QImode and HImode
3522 (dbits): New mode attr.
3523 (zero_extend<mode>di2): Convert to mode macro.
3525 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3528 * doc/invoke.texi (-mgnu-ld): Update description.
3531 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3534 * Makefile.in (tree-chrec.o): Depends on real.h.
3535 * tree-chrec.c: Include real.h.
3536 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3537 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3538 * tree-scalar-evolution.c (add_to_evolution_1,
3539 interpret_rhs_modify_expr): Ditto.
3541 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3544 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3545 step is negative compute the estimation from init downwards to zero.
3547 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3549 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3551 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3553 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3555 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3556 Accept double-word constants that can be split.
3557 * config/s390/s390.md ("movti"): Use 'P' constraint.
3558 ("*movdi_31", "*movdf_31"): Likewise.
3560 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3562 Fix PR tree-optimization/22615
3564 * tree-ssa-structalias.c (solution_set_add): Handle
3565 first_vi_for_offset returning NULL.
3566 (do_da_constraint): Ditto.
3567 (do_sd_constraint): Ditto.
3568 (do_ds_constraint): Ditto
3569 (find_func_aliases): Ditto.
3570 (build_constraint_graph): RHS is allowed be ANYTHING.
3571 (first_vi_for_offset): Return NULL if we couldn't find anything at
3574 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3576 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3577 over memory as first operand.
3579 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3582 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3583 available for setting it.
3585 2005-08-14 Ira Rosen <irar@il.ibm.com>
3587 PR tree-optimization/23320
3588 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3589 data-refs' types instead of base object nullness. Add check for
3590 pointer type data-refs before first location comparison. Remove
3593 2005-08-14 Andreas Schwab <schwab@suse.de>
3595 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3597 2005-08-13 James E Wilson <wilson@specifix.com>
3599 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3600 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3601 -fstack-protector-all, --param ssp-buffer-size): Document.
3602 (-Wvariadic-macros): Alphabetize.
3603 (-fsched-stalled-insns-dep): Add missing 'f'.
3605 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3608 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3610 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3611 or indirect address operand.
3612 (EXTRA_ADDRESS_CONSTRAINT): New.
3613 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3615 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3617 PR tree-optimization/22236
3618 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3619 successors and predecessors.
3620 * tree-chrec.c (chrec_convert): Before converting, check that
3621 sequences don't wrap.
3622 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3623 (analyze_array): Extern.
3624 (find_data_references_in_loop): Remove call to
3625 compute_estimated_nb_iterations.
3626 * tree-data-ref.h (analyze_array): Declared.
3627 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3628 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3629 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3630 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3632 * tree-ssa-loop-ivcanon.c: Fix documentation.
3633 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3634 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3635 (infer_loop_bounds_from_undefined): New.
3636 (estimate_numbers_of_iterations_loop): Use
3637 infer_loop_bounds_from_undefined.
3638 (used_in_pointer_arithmetic_p): New.
3639 (scev_probably_wraps_p): Pass an extra parameter. Call
3640 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3641 (convert_step): Fix documentation.
3642 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3643 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3644 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3645 scev_probably_wraps_p.
3647 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3649 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3650 (s390_register_info): Ignore clobbered_regs information for fixed
3651 registers, and only fixed registers.
3652 (s390_init_frame_layout): Remove redundant call.
3654 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3656 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3657 description of -Wold-style-casts.
3659 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3660 Jakub Jelinek <jakub@redhat.com>
3662 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3663 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3664 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3665 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3666 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3667 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3668 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3669 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3670 ("stack_protect_set", "stack_protect_test"): New expanders.
3671 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3672 "stack_protect_testdi"): New insn definitions.
3674 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3676 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3678 2005-08-12 Paul Brook <paul@codesourcery.com>
3680 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3682 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3684 * config/s390/predicates.md (setmem_operand): New predicate.
3685 (shift_count_operand): Accept ANDs with special constants as
3687 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3688 with special constants.
3689 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3690 shift_count_operand with setmem_operand.
3692 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3694 * config/s390/s390.c (s390_extract_part, s390_single_part):
3696 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3697 (s390_output_mi_thunk): Don't use lg on 31 bit.
3698 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3699 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3701 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3703 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3704 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3705 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3706 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3707 with one of the new macros.
3709 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3711 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3712 Don't set save_return_addr_p.
3713 (s390_register_info): Make clobbered_regs not depending on
3716 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3718 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3719 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3721 2005-08-11 James E. Wilson <wilson@specifix.com>
3723 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3725 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3727 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3728 locations gathered by var-tracking in single entry loc_list
3729 over loc_descriptor_from_tree.
3731 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3732 pass it down to loc_descriptor.
3733 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3734 (containing_function_has_frame_base): Move earlier in the file.
3735 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3736 instead of always assuming fbreg can't be used.
3738 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3740 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3741 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3742 Accept address wrapped in AND for Altivec.
3743 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3744 Strip AND wrapping offset address for Altivec.
3746 2005-08-11 Richard Henderson <rth@redhat.com>
3749 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3750 before using TYPE_IS_SIZETYPE.
3752 2005-08-11 Richard Henderson <rth@redhat.com>
3755 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3756 insn types not present on ev4.
3757 (alphaev5_insn_pipe): Similarly.
3759 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3762 * arm.c (arm_override_options): If the user has selected callee-super-
3763 interworking, then enable normal interworking.
3765 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3767 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3770 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3772 * doc/rtl.texi: Fix two typos.
3774 2005-08-11 Richard Guenther <rguenther@suse.de>
3777 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3778 cases where we call to/from functions returning void.
3780 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3783 * tree.c (build_pointer_type_for_mode): Robustify.
3785 2005-08-10 James E Wilson <wilson@specifix.com>
3787 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3788 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3790 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3793 2005-08-10 Eric Christopher <echristo@apple.com>
3795 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3796 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3799 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3802 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3803 for the high part when generating dynamic-no-pic code.
3805 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3807 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3808 (x86_64-*-linux*): Likewise.
3810 * config/i386/crtfastmath.c: New file.
3811 * config/i386/t-crtfm: Likewise.
3813 * config/i386/linux.h (ENDFILE_SPEC): New.
3814 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3816 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3819 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3821 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3822 (vec_shl, vec_shr): Document new operations.
3823 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3825 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3827 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3828 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3829 change predicate to indexed_or_indirect_address.
3831 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3833 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3834 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3835 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3836 and __aeabi_uwrite8.
3837 * config/arm/unaligned-funcs.c: New file.
3838 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3840 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3842 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3844 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3845 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3847 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3848 * final.c (pass_shorten_branches): Add dump.
3849 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3850 (pass_life): Rename dump.
3851 (rest_of_handle_flow2): Remove initial verify_flow_info.
3852 * function.c (pass_instantiate_virtual_regs): Add dump.
3853 * integrate.c (pass_initial_value_sets): Add dump.
3854 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3855 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3856 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3857 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3858 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3859 gate_rtl_unrool_and_peel_loops): New.
3860 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3861 rtl_doloop): Do not look at flags.
3862 * mode-switching.c (pass_mode_switching): Add dump.
3863 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3864 pass_split_before_regstack): Add dump.
3865 * regmove.c (pass_stack_adjustments): Add dump.
3866 * tree-optimize.c (pass_fixup_cfg): Add dump.
3868 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3871 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3872 deciding which instruction sequence to use.
3874 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3876 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3877 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3879 2005-08-09 Richard Guenther <rguenther@suse.de>
3881 * c-common.c (builtin_function_2): Remove.
3882 (def_builtin_1): New function.
3883 (c_common_nodes_and_builtins): Use def_builtin_1 to
3884 build builtin functions.
3886 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3888 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3889 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3890 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3893 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3895 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3896 fold_binary instead of fold_build2 since we don't care about the
3898 (loop_niter_by_eval): Likewise.
3899 (compare_trees): Likewise.
3900 (proved_non_wrapping_p): Likewise.
3902 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3906 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3907 if the if is really empty.
3909 2005-08-09 Steven Bosscher <stevenb@suse.de>
3911 PR tree-optimization/23234
3912 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3913 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3914 argument of the new enum.
3915 (execute_cse_reciprocals): Add reciprocals for function arguments
3916 on the unique successor edge of the entry block. Update other calls
3917 to execute_cse_reciprocals_1.
3919 2005-08-08 Richard Henderson <rth@redhat.com>
3922 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3924 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3926 * expr.c (write_complex_part): Return after handling MEM.
3928 2005-08-08 Josh Conner <jconner@apple.com>
3930 PR rtl-optimization/23241
3931 * combine.c (simplify_comparison): Fix error in determining
3932 whether to lift a subreg from comparison.
3934 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3937 * config/rs6000/altivec.md (vec_init<mode>): New.
3938 (vec_set<mode>): New.
3939 (vec_extract<mode>): New.
3940 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3941 (rs6000_expand_vector_set): New.
3942 (rs6000_expand_vector_extract): New.
3943 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3944 for Altivec modes before reload.
3945 (altivec_expand_vec_init_builtin): New.
3946 (get_element_number): New.
3947 (altivec_expand_vec_set_builtin): New.
3948 (altivec_expand_vec_ext_builtin): New.
3949 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3951 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3953 * config/rs6000/rs6000.h (rs6000_builtins): Add
3954 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3955 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3956 * config/rs6000/rs6000-protos.h: Declare new functions.
3958 2005-08-08 Jan Hubicka <jh@suse.cz>
3960 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3961 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3962 * i386.md (movdi*): Use pic_32bit_operand.
3963 * predicates.md (pic_32bit_operand): New.
3965 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3968 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3970 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3972 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3973 (test_for_singularity): Use fold_build2.
3975 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3977 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3979 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3981 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3982 (COMMON_ASM_OP) Define.
3983 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3984 (ix86_encode_section_info): Likewise.
3985 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3986 SUBTARGET_ENCODE_SECTION_INFO.
3988 2005-08-06 Richard Henderson <rth@redhat.com>
3991 * tree-nested.c (convert_local_reference): Save and restore val_only
3992 around component_ref and friends. Clear walk_subtrees by default.
3994 2005-08-06 Peter O'Gorman <peter@pogma.com>
3997 * gcc.c (process_command): Check the argument to -b has a dash.
3998 * doc/invoke.texi: Update -b and -V docs.
4000 2005-08-06 James E Wilson <wilson@specifix.com>
4002 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4004 2005-08-06 Michael Matz <matz@suse.de>
4006 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4007 member only if only one insn is associated with the value.
4009 2005-08-06 Nick Clifton <nickc@redhat.com>
4011 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4013 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4014 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4015 Check symbol flags instead of symbol name mangling.
4016 (xstormy16_asm_output_aligned_common): Likewise. Also
4017 simplify code since the bss100_section cass is the only case
4018 where the below100 code will be triggered.
4019 (xstormy16_encode_section_info): Encode below100 attribute
4020 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4022 (xstormy16_strip_name_encoding): Delete - this function is no
4024 (TARGET_STRIP_NAME_ENCODING): Undefine.
4025 * config/stormy16/stormy16-protos.h: Delete prototype for
4026 xstormy16_strip_name_encoding.
4028 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4030 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4031 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4032 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4033 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4034 config/alpha/predicates.md, config/arc/arc.h,
4035 config/arm/arm.h, config/arm/ieee754-df.S,
4036 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4037 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4038 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4039 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4040 config/m68hc11/m68hc11.h, config/mips/mips.c,
4041 config/mips/mips.h, config/mips/openbsd.h,
4042 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4043 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4044 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4045 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4046 config/sparc/linux.h, config/sparc/linux64.h,
4047 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4048 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4049 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4050 typos. Follow spelling conventions.
4052 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4055 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4056 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4057 specially. Check for side effects only for COND_EXPR.
4058 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4059 return with TREE_NO_WARNING.
4061 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4063 PR rtl-optimization/23233
4064 * loop.c (combine_movables): Require the modes to be the same.
4065 (move_movables): Remove handling of cases where the replacement
4066 had a different mode to the original.
4068 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4070 PR tree-optimization/23128
4071 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4072 subtraction wrap, and set TREE_OVERFLOW if they do.
4074 2005-08-05 Richard Henderson <rth@redhat.com>
4077 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4078 FORCED_LABEL labels.
4080 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4083 * reload.c (find_reloads_subreg_address): Pass down TYPE
4084 unchanged. Change all callers except find_reloads_toplev.
4086 2005-08-05 Michael Matz <matz@suse.de>
4088 * genattrtab.c (current_alternative_string): Remove.
4089 (SIMPLIFY_ALTERNATIVE): Ditto.
4090 (attr_alt_bit_p): Ditto.
4091 (alternative_name): Make const char *.
4092 (evaluate_eq_attr): Remove use of above things.
4093 (simplify_test_exp): Ditto.
4094 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4095 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4097 2005-08-04 James E Wilson <wilson@specifix.com>
4099 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4100 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4101 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4102 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4103 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4105 2005-08-04 Richard Henderson <rth@redhat.com>
4108 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4109 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4110 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4111 if we'd have to instantiate too many members.
4113 2005-08-04 Richard Henderson <rth@redhat.com>
4116 * tree-outof-ssa.c (coalesce_asm_operands): New.
4117 (coalesce_ssa_name): Use it. Split out ...
4118 (coalesce_phi_operands, coalesce_result_decls): ... these.
4120 2005-08-04 Paul Brook <paul@codesourcery.com>
4122 * read-rtl.c (read_quoted_string): Break if EOF.
4124 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4126 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4127 (fold_build2): Likewise.
4128 (fold_build3): Likewise.
4129 (fold_build1_stat): New function prototype.
4130 (fold_build2_stat): Likewise.
4131 (fold_build3_stat): Likewise.
4132 * fold-const.c (fold_build1): Rename to ..
4133 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4134 through to build1_stat.
4135 (fold_build2): Rename to ..
4136 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4137 through to build2_stat.
4138 (fold_build3): Rename to ..
4139 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4140 through to build3_stat.
4142 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4143 Ian Lance Taylor <ian@airs.com>
4145 * function.c (assign_stack_local_1): Do not correct stack slot
4146 address if allocation size is smaller than mode size.
4148 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4151 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4152 (tree_merge_blocks): Propagate anything allowed by
4154 Clarify documentation.
4155 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4156 SSA form, schedule an update if necessary.
4158 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4160 * doc/install.texi (Binaries): Remove broken link to
4161 Sinix/Reliant Unix binaries.
4163 2005-08-03 Richard Henderson <rth@redhat.com>
4166 * function.c (stack_protect_epilogue): Export.
4167 * tree.h (stack_protect_epilogue): Declare.
4168 * calls.c (expand_call): Call it.
4170 2005-08-03 Eric Christopher <echristo@apple.com>
4172 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4173 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4176 2005-08-04 Jan Hubicka <jh@suse.cz>
4178 * profile.c (branch_prob): Split edges with goto locus on them
4179 to get proper line counts.
4180 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4182 2005-08-03 Paul Brook <paul@codesourcery.com>
4184 * function.c (assign_parms): Round current_function_args_size
4185 to PARM_BOUNDARY, not STACK_BOUNDARY.
4187 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4189 * config/i386/i386.c (x86_elf_aligned_common)
4190 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4192 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4194 PR tree-optimization/23157
4195 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4196 before emitting them.
4198 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4200 PR tree-optimization/19899
4201 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4202 * tree-scalar-evolution.c: Include real.h.
4203 (add_to_evolution): Build constant -1 of correct type.
4205 2005-08-03 Jan Hubicka <jh@suse.cz>
4207 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4208 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4209 profile updating for complette unrolling.
4210 * loop-unroll.c (peel_loop_completely): Use it.
4211 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4212 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4215 2005-08-03 Paul Brook <paul@codesourcery.com>
4217 * combine.c (can_change_dest_mode): New function.
4218 (try_combine, simplify_set): Use it.
4220 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4222 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4225 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4227 * doc/install.texi (Specific): Adjust link to openavr.org.
4228 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4229 (Binaries): Adjust HP-UX Porting Center link.
4230 (Binaries): Adjust Free Software Foundation ordering link.
4232 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4234 * convert.c (convert_to_integer): Use fold_build1 instead of
4235 build1 when converting an integer to an integer.
4237 2005-08-02 Richard Henderson <rth@redhat.com>
4239 * combine.c (combine_instructions): Don't use reg_equal/equiv
4240 results if the mode doesn't match.
4242 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4244 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4245 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4247 2005-08-02 Richard Henderson <rth@redhat.com>
4250 * explow.c (memory_address): Remove special-case for
4251 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4253 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4256 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4257 number of calls to cleanup_tree_cfg_1.
4259 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4261 * doc/invoke.texi: document file extensions .F90 and .F95
4263 2005-08-02 Richard Guenther <rguenther@suse.de>
4265 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4266 positive if its first argument is positive.
4268 2005-08-02 Richard Guenther <rguenther@suse.de>
4270 PR tree-optimization/23177
4271 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4274 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4276 PR tree-optimization/23129
4277 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4278 varying for divisions with anti-ranges.
4280 2005-08-02 Jan Hubicka <jh@suse.cz>
4282 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4283 * tree-ssa-threadupdate.c (thread_block): Add it here.
4285 2005-08-01 James E Wilson <wilson@specifix.com>
4287 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4288 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4289 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4291 * config/mips/predicates.md (const_call_insn_operand): Add check for
4292 SYMBOL_REF_LONG_CALL_P.
4293 * doc/extend.texi (long_call): Document the new attribute.
4295 2005-08-01 Ian Lance Taylor <ian@airs.com>
4296 Richard Henderson <rth@redhat.com>
4298 * Makefile.in (RTL_BASE_H): Add real.h.
4299 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4301 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4303 * rtl.c (rtl_check_failed_code_mode): New.
4304 * rtl.h (struct rtx_def): Add u.rv.
4305 (XCMWINT, XCNMPRV): New.
4306 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4307 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4309 2005-08-01 Richard Henderson <rth@redhat.com>
4311 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4312 with auto-inc codes.
4314 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4316 2005-08-01 Jan Hubicka <jh@suse.cz>
4318 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4319 * i386.c: Include dwarf2.h
4320 (asm_preferred_eh_data_format): New.
4321 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4323 2005-08-01 Ian Lance Taylor <ian@airs.com>
4325 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4326 randomize_va_space for virtual address randomization control.
4328 2005-08-01 Steven Bosscher <stevenb@suse.de>
4330 * common.opt (flag_ipa_cp): Put in right place to maintain
4333 2005-08-01 Jan Hubicka <jh@suse.cz>
4335 * profile.c (compute_value_histograms): Fix thinko.
4336 * value-prof.c: Include toplev.h
4337 (check_counter): New function.
4338 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4339 tree_mod_subtract_transform): Add sanity check.
4341 2005-08-01 Richard Guenther <rguenther@suse.de>
4343 PR tree-optimization/23133
4344 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4345 current functions parameter decls to find defs to cse
4348 2005-08-01 Richard Guenther <rguenther@suse.de>
4350 PR tree-optimization/23109
4351 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4352 If trapping math is in effect, use post-dominator information
4353 to check if we'd in any case reach a trapping point before
4354 doing the reciprocal insertion.
4355 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4356 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4357 expressions are invariant only if trapping math is not in effect.
4359 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4361 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4362 cgraph_function_versioning): New declarations.
4363 * cgraphunit.c: Add include to ipa-prop.h.
4364 (update_call_expr, cgraph_copy_node_for_versioning,
4365 cgraph_function_versioning): New functions.
4366 * integrate.c (copy_decl_for_inlining): Remove.
4367 * ipa-prop.h (ipa_replace_map): New struct.
4368 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4369 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4370 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4371 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4372 ipcp_iterate_stage, ipcp_method_scale_print,
4373 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4374 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4375 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4376 ipcp_update_bb_counts, ipcp_update_profiling,
4377 ipcp_update_edges_counts): New functions.
4378 (ipcp_method_cval_init): Remove restriction regarding local methods.
4379 (ipcp_init_stage): Add ipcp_method_compute_scale.
4380 (ipcp_insert_stage): Add versioning.
4381 (ipcp_structures_print): Add ipcp_method_scale_print.
4382 (ipcp_driver): Dump profiling info.
4383 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4384 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4385 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4386 (struct inline_data): Add versioning_p, ipa_info, new fields.
4387 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4388 declare_return_variable): Replace calls to copy_decl_for_inlining with
4390 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4392 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4393 Add argument VERSIONING.
4394 (copy_arguments_for_versioning, copy_static_chain,
4395 function_versionable_p, tree_versionable_function_p,
4396 tree_function_versioning, replace_ref_tree): New functions.
4397 * tree-inline.h: Include varray.h.
4398 (tree_versionable_function_p, tree_function_versioning,
4399 tree copy_decl_for_dup): New declarations.
4401 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4403 * ipa-cp.c: New file. Contains IPCP specific functionality.
4404 * ipa-prop.h: New file. Contains structures/definitions that can be
4405 used by several interprocedural data flow optimizations (and also IPCP).
4406 * ipa-prop.c: New file.
4407 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4408 * common.opt: Add ipa-cp flag.
4409 * timevar.def: Add IPCP optimization.
4410 * tree-optimize.c (init_tree_optimization_passes): Schedule
4412 * tree-pass.h (pass_ipa_cp): Declare.
4414 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4416 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4417 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4418 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4419 config/i386/i386.c, config/mips/mips.h,
4420 config/rs6000/rs6000.h, config/sh/sh.c,
4421 config/stormy16/stormy16.c: Fix comment typos.
4423 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4426 * c-typeck.c (build_binary_op): Use common_type wrapper on
4428 (common_type): Update comment.
4430 2005-07-31 Steven Bosscher <stevenb@suse.de>
4433 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4434 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4435 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4437 2005-07-31 Jan Hubicka <jh@suse.cz>
4439 * pretty-print.h (pp_widest_integer): New macro.
4440 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4443 2005-07-31 Jan Hubicka <jh@suse.cz>
4445 * output.h (enum section_category): Export from varasm.c
4446 (categorize_decl_for_section): Likewise.
4447 * varasm.c (enum section_category): Kill.
4448 (categorize_decl_for_section): Make global.
4449 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4451 * i386.c (ix86_section_threshold): New static variable.
4452 (ix86_in_large_data_p, ix86_encode_section_info,
4453 x86_64_elf_unique_section,
4454 x86_64_elf_select_section): New functions.
4455 (TARGET_ENCODE_SECTION_INFO): Define
4456 (override_options): Enable medium model for PIC.
4457 (ix86_expand_prologue): Expand gen_set_got_rex64.
4458 (legitimate_constant_p): Handle new UNSPECs.
4459 (legitimate_pic_address_disp_p): Likewise.
4460 (legitimize_pic_address): Lower MEDIUM model addressing.
4461 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4462 (enum cmodel): Add MEDIUM_PIC.
4463 (SYMBOL_REF_FAR_ADDR_P): New macro.
4464 (SYMBOL_FLAG_FAR_ADDR): New flag.
4465 * i386.md (movdi): Support medium model.
4466 (set_got_rex64): New pattern.
4467 * i386.opt (mlarge-data-threshold): New flag.
4468 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4469 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4470 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4471 TARGET_ASM_UNIQUE_SECTION): New.
4473 * invoke.texi (-mlarge_data_threshold): Document
4475 2005-07-31 Jan Hubicka <jh@suse.cz>
4477 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4478 (coalesce_vars): Likewise.
4479 * tree-ssa-live.c (coalesce_cost): New.
4480 (build_tree_conflict_graph): Use coalesce_cost.
4481 * tree-ssa-live.h (coalesce_cost): Declare.
4483 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4485 * arm.md (all peepholes for post-increment operations): Delete.
4486 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4487 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4488 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4489 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4490 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4492 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4494 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4497 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4500 * doc/invoke.texi: Document -rdynamic.
4502 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4505 * c-parser.c (c_parser_parms_list_declarator): Call
4506 mark_forward_parm_decls.
4507 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4508 decls with visibility structure.
4510 2005-07-30 Paul Brook <paul@codesourcery.com>
4512 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4514 2005-07-30 Paul Brook <paul@codesourcery.com>
4516 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4518 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4520 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4522 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4525 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4526 nested function declarators.
4527 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4528 (grokparms): Call warn_if_shadowing for parameters used within the
4530 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4531 not used within the parameter list.
4532 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4534 2005-07-30 Jan Hubicka <jh@suse.cz>
4536 * expr.c (expand_expr_real_1): Do not load mem targets into register.
4537 * i386.c (ix86_fixup_binary_operands): Likewise.
4538 (ix86_expand_unary_operator): Likewise.
4539 (ix86_expand_fp_absneg_operator): Likewise.
4540 * optabs.c (expand_vec_cond_expr): Validate dest.
4542 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4545 * real.c (real_from_string): Also set last bit if there is a
4546 nonzero hex digit beyond GCC's internal precision after ".".
4548 2005-07-29 David Edelsohn <edelsohn@gnu.org>
4550 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4551 define_constants. Change duplicate values to unassigned numbers.
4552 Change UNSPEC_SUBS to UNSPEC_VSUBS.
4553 (*altivec_vspltsf): New.
4554 (altivec_vperm_v4sf): Delete.
4555 (altivec_vperm_<mode>): Use mode macro V.
4556 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4557 (altivec_predicate_v4sf): Delete.
4558 (altivec_predicate_<mode>): Use mode macro V.
4559 (*altivec_lvesfx): New.
4560 (*altivec_stvesfx): New.
4561 (vec_realign_load_v4sf): Delete.
4562 (vec_realign_load_<mode>): Use mode macro V.
4563 * config/rs6000/rs6000.c (generate_set_vrsave): Use
4566 2005-07-29 Mark Mitchell <mark@codesourcery.com>
4569 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4571 * configure: Regenerated.
4573 2005-07-29 Paul Brook <paul@codesourcery.com>
4575 * doc/install.texi: Add link to GFortran binaries wiki page.
4577 2005-07-29 David Ung <davidu@mips.com>
4579 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4580 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4581 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4582 * config/mips/mips.md (cpu): Add 5kf name.
4583 (includes): Includes 5k.md.
4584 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4585 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4588 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4591 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4592 (cleanup_tree_cfg): ... here.
4593 Call cleanup_tree_cfg_1 until there are no more cleanups to
4596 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
4598 * tree-vrp.c (compare_range_with_value): Return true or false
4599 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4600 EQ_EXPR respectively.
4602 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
4604 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4607 2005-07-29 Diego Novillo <dnovillo@redhat.com>
4609 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4610 (tree_ssa_dominator_optimize): Increment it.
4611 (dump_dominator_optimization_stats): Print it.
4613 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
4614 Steven Bosscher <stevenb@suse.de>
4616 PR rtl-optimization/23117
4617 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4618 when head == tail. Tidy comment.
4620 2005-07-28 Richard Henderson <rth@redhat.com>
4622 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4623 * cselib.c (rtx_equal_for_cselib_p): Likewise.
4624 * jump.c (rtx_renumbered_equal_p): Likewise.
4625 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4626 CONST_INT and CONST_DOUBLE.
4627 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4628 * reload.c (operands_match_p): Special case CONST_INT and
4629 CONST_DOUBLE; check mode earlier.
4631 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4634 * c-typeck.c (convert_for_assignment): Do not check
4635 DECL_IN_SYSTEM_HEADER on NULL fundecl.
4637 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4640 * c-typeck.c (composite_type): Prefer constant size arrays to
4643 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
4646 * real.c (real_from_string): Set last bit if there is a nonzero
4647 hex digit beyond GCC's internal precision.
4649 2005-07-28 Richard Henderson <rth@redhat.com>
4652 * cfgcleanup.c (try_forward_edges): Watch out for end of
4655 2005-07-28 James E Wilson <wilson@specifixinc.com>
4658 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4660 2005-07-28 Jan Hubicka <jh@suse.cz>
4662 * Makefile.in (rtl-profile.o): Kill all traces of it.
4663 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4664 * coverage.h (rtl_coverage_counter_ref): Kill.
4665 * opts.c (flag_speculative_prefetching_set): Kill.
4666 (flag_loop_optimize_set): New.
4667 (common_handle_option): Disable loop optimizer when profiling;
4668 do not handle speculative prefetching.
4669 * passes.c (init_optimization_passes): Replace pass_profiling combo
4670 by branch_prob pass.
4671 * profile.c (compute_value_histograms): Update for simplified value
4673 (rtl_register_profile_hooks): Kill.
4674 (pass_profiling): Kill.
4675 (rest_of_handle_branch_prob): Do not profile.
4676 * toplev.c (process_options): Remove speculative prefetching.
4677 * toplev.h (flag_tree_based_profiling): Kill.
4678 * tree-profile.c (prepare_instrumented_value,
4679 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4680 tree_gen_one_value_profiler, do_tree_profiling): Update for
4681 simplified datastructures.
4682 * value-prof.c: Add comment that speculative prefetching was dropped;
4683 update rest of file for simplified datastructures.
4684 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4685 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4686 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4687 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4688 rtl_mod_subtract, gen_speculative_prefetch,
4689 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4690 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4691 (gate_handle_value_profile_transformations,
4692 rest_of_handle_value_profile_transformations,
4693 pass_value_profile_transformations): Kill.
4694 * value-prof.h (histogram_value_t): Remove IL based unions.
4695 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4696 rtl_profile_hooks): Remove hooks.
4698 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4700 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4701 (cgraph_clone_node): Likewise.
4702 * cgraph.h (cgraph_clone_edge): Update prototype.
4703 (cgraph_clone_node): Likewise.
4704 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4706 (lookup_recursive_calls): Consider profile.
4707 (cgraph_decide_recursive_inlining): Fix updating; use new
4708 probability argument; use profile.
4709 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4710 * tree-inline.c (copy_bb): Update clal of clone_edge.
4711 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4713 * invoke.texi (min-inline-recursive-probability): Document.
4715 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
4717 * doc/install.texi (Configuration): Update Valgrind homepage.
4719 2005-07-28 Richard Henderson <rth@redhat.com>
4722 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4723 labels we want to delete.
4724 (cfg_layout_merge_blocks): Likewise.
4726 2005-07-28 Richard Henderson <rth@redhat.com>
4729 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4730 when expanding to nothing.
4732 2005-07-28 Josh Conner <jconner@apple.com>
4734 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4735 (cgraph_decide_inlining_of_small_functions): Likewise.
4737 2005-07-28 Josh Conner <jconner@apple.com>
4739 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
4740 direction of badness if negative.
4741 (cgraph_default_inline_p): Add reason to parameters, and assign it
4743 (cgraph_decide_inlining_of_small_functions): New parameter in call
4744 to cgraph_default_inline_p.
4745 (cgraph_decide_inlining_incrementally): Likewise.
4746 * cgraphunit.c (decide_is_function_needed): Likewise.
4747 * cgraph.h (cgraph_default_inline_p): Likewise.
4749 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4751 * builtins.c: Fix comment typo(s).
4752 * genautomata.c: Likewise.
4753 * gimplify.c: Likewise.
4754 * tree-dfa.c: Likewise.
4755 * tree-flow-inline.h: Likewise.
4756 * tree-into-ssa.c: Likewise.
4757 * tree-ssa-alias.c: Likewise.
4758 * tree-ssa-ccp.c: Likewise.
4759 * tree-ssa-copy.c: Likewise.
4760 * tree-ssa-dce.c: Likewise.
4761 * tree-ssa-dom.c: Likewise.
4762 * tree-ssa-operands.c: Likewise.
4763 * tree-tailcall.c: Likewise.
4764 * tree-vectorizer.c: Likewise.
4765 * tree-vrp.c: Likewise.
4768 2005-07-28 Jeff Law <law@redhat.com>
4770 * tree-vrp.c (test_for_singularity): Extracted from ...
4771 (simplify_cond_using_ranges): Attempt to simplify a relational
4772 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
4774 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
4776 PR tree-optimization/22506
4777 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4778 phis whose argument is constant.
4780 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
4782 PR rtl-optimization/18992
4783 Back out this patch:
4784 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4785 PR optimization/12142
4786 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4787 uses of the register in the SET_SRC. Remove unnecessary argument.
4789 Replace it with this:
4790 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4791 if flag_non_call_exceptions is set and the insn may trap, pass
4792 pc_rtx as dest for recursion.
4793 In SET_SRC part of SET case, if dest is already set, pass it down
4796 2005-07-28 Jan Hubicka <jh@suse.cz>
4798 * cfg.c (update_bb_profile_for_threading): Use RDIV.
4799 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4800 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4802 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4803 profile when available.
4805 2005-07-28 Jan Beulich <jbeulich@novell.com>
4807 * config/ia64/ia64.c (ia64_load_pair_ok): New.
4808 (ia64_print_operand): Describe and handle 'X'.
4809 (ia64_register_move_cost): Also handle FP_REGS.
4810 (ia64_preferred_reload_class): Likewise.
4811 (ia64_secondary_reload_class): Likewise.
4812 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4813 it. Also check for ITANIUM_CLASS_FLDP.
4814 * config/ia64/ia64.h (FP_REGNO_P): New.
4815 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4816 (reg_class): Add FP_REGS.
4817 (REG_CLASS_NAMES): Adjust for it.
4818 (REG_CLASS_CONTENTS): Likewise.
4819 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4820 (REG_CLASS_FROM_LETTER): Handle 'x'.
4821 (CLASS_MAX_NREGS): Handle FP_REGS.
4822 (MEMORY_MOVE_COST): Likewise.
4823 * config/ia64/ia64.md (itanium_class): Add fldp.
4824 (type): Handle fldp.
4825 (movti_internal): More allowable operand combinations. Use ldfp8 when
4826 splitting unnecessary. Remove predicable attribute. Adjust
4827 itanium_class attribute.
4828 (smuldi3_highpart): Remove outdated comment.
4829 (mulditi3, umulditi3, rotlti3): New expanders.
4830 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4831 (absti2): Disabled new insn for future reference.
4832 Respective new splitters.
4833 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4834 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4835 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4837 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
4839 PR rtl-optimization/23047
4840 * simplify-rtx.c (simplify_const_relational_operation): Respect
4841 flag_wrapv for comparisons with ABS.
4843 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
4845 PR tree-optimization/22493
4846 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4847 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4849 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
4851 * config/frv/frv.opt (moptimize-membar): New.
4853 * doc/invoke.texi: Document -moptimize-membar and its inverse.
4855 * config/frv/frv.h: Remove machine_function definition.
4857 * config/frv/frv.c (struct frv_io): New.
4858 (struct machine_function): Moved from frv.h. Add has_membar_p.
4859 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4860 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4861 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4862 (frv_optimize_membar_global, frv_optimize_membar): New functions.
4863 (frv_reorg): Call frv_optimize_membar when appropriate.
4864 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4865 (frv_expand_builtin): Adjust calls accordingly.
4866 (frv_io_address_cookie): New function.
4867 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4868 load or store rather than a special insn. Add ccnstant address and
4869 io-type operands to the membar.
4870 (frv_ifcvt_modify_tests): Unsign regno.
4871 (frv_ifcvt_modify_tests): Same.
4873 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
4874 UNSPEC_OPTIONAL_MEMBAR constant.
4875 (builtin_read_<mode>): Delete.
4876 (builtin_write_<mode>): Delete.
4877 ("optional_membar_<mode>"): Add operand.
4879 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4880 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4881 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4882 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4883 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4884 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4885 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4886 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4887 * testsuite/gcc.target/frv/all-read-write-1.c: New.
4889 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
4891 * df.c (df_uses_record): Handle SCRATCH.
4893 2005-07-28 Steven Bosscher <stevenb@suse.de>
4896 * passes.c (rest_of_decl_compilation): If decl is a type and
4897 we have encountered errors, don't emit debug information.
4899 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
4901 * params.def: Fixed comment.
4903 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
4906 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4907 (TARGET_ASM_UNALIGNED_HI_OP): Add.
4908 (TARGET_ASM_UNALIGNED_SI_OP): Add.
4910 2005-07-27 Steven Bosscher <stevenb@suse.de>
4913 * varasm.c (assemble_start_function): Don't do anything that may
4914 require a CFG if the current function is a thunk.
4916 2005-07-25 Geoffrey Keating <geoffk@apple.com>
4918 * doc/install.texi (Prerequisites): Mention that perl is needed
4919 to do export control in libstdc++ targetting Darwin.
4921 2005-07-27 Steven Bosscher <stevenb@suse.de>
4923 PR rtl-optimization/17808
4924 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4925 (sched_insns_conditions_mutex_p): Split out from...
4926 (add_dependence): ...here. But don't call it from here.
4927 (add_dependence_list): Check sched_insns_conditions_mutex_p
4928 before calling add_dependence.
4929 (add_dependence_list_and_free): Likewise.
4930 (fixup_sched_groups): Likewise.
4931 (sched_analyze_1): Likewise.
4932 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4933 (sched_analyze): Likewise.
4934 (sched_analyze_insn): Likewise.
4935 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4936 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
4937 dependencies on all COND_EXEC insns to jumps ending basic blocks
4938 when doing intrablock scheduling.
4939 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4941 2005-07-27 Jeff Law <law@redhat.com>
4943 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4944 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
4945 equivalency sets, correctly handle the case were vr0 has an
4946 equivalency set, but vr1 does not.
4948 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
4950 PR tree-optimization/23073
4951 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4952 vect_print_dump_info before fprintf.
4954 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4956 PR tree-optimize/22348
4957 * tree-ssa-loop-niter.c (number_of_iterations_cond):
4958 Fold the partial computation.
4960 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4962 PR tree-optimization/22325
4963 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4965 * tree-scalar-evolution.c (scev_const_prop): Add generic final
4967 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4968 (force_var_cost): ... this function.
4969 (compute_phi_arg_on_exit): Export.
4971 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4973 PR tree-optimization/20773
4974 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4977 2005-07-27 Richard Guenther <rguenther@suse.de>
4979 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4980 Avoid pushing again if current struct contains only
4981 fields we decomposed.
4983 2005-07-27 Jan Hubicka <jh@suse.cz>
4985 PR tree-optimization/22574
4986 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4989 * tree-tailcall.c (decrease_profile): New function.
4990 (eliminate_tail_call): Use it.
4992 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4993 visibility flags correctly in whole program mode.
4995 2005-07-26 Steve Ellcey <sje@cup.hp.com>
4997 PR rtl-optimization/22472
4998 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5000 2005-07-26 Steven Bosscher <stevenb@suse.de>
5002 PR tree-optimization/22504
5003 * tree-complex.c (expand_complex_addition): Use 'code' instead
5004 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5006 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5008 * config.gcc (cpu_type): Add frv case.
5009 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5010 (supported_defaults): Add fr550 case.
5012 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5015 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5016 whether a pointer of type T * may point to objects of type T *.
5018 2005-07-26 DJ Delorie <dj@redhat.com>
5020 * configure: Regenerate.
5022 2005-07-26 Dale Johannesen <dalej@apple.com>
5024 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5026 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5028 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5029 Clarify use of "build" in name.
5031 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5033 * doc/extend.texi (Raw read/write Functions): New section.
5034 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5035 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5036 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5037 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5038 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5039 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5040 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5041 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5042 * config/frv/frv.c: Add bdesc_loads global.
5043 Add bdesc_stores global.
5044 (frv_init_builtins): Add support for __builtin_{read/write}*.
5045 (frv_volatile_memref): New.
5046 (frv_expand_load_builtin): New.
5047 (frv_expand_store_builtin): New.
5048 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5049 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5050 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5051 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5052 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5053 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5054 (builtin_read_<mode>): New.
5055 (builtin_write_<mode>): New.
5056 (builtin_write64): New.
5057 (optional_membar_<mode>): New.
5059 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5061 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5062 (rather than units) against HOST_BITS_PER_WIDE_INT.
5064 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5066 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5067 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5068 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5069 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5072 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5073 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5074 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5076 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5078 2005-07-26 Richard Guenther <rguenther@suse.de>
5080 PR tree-optimization/22486
5081 * fold-const.c (fold_unary): Fold away useless component
5082 references of the form (T *)&T.x, if the address
5085 2005-07-25 James E Wilson <wilson@specifixinc.com>
5087 * dwarf2out.c (add_call_src_coords_attributes): New.
5088 (gen_inlined_subroutine_die): Call it.
5089 (maybe_emit_file, init_file_table): Add comments.
5090 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5092 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5093 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5094 * tree.h (BLOCK_SOURCE_LOCATION): New.
5095 (struct tree_block): New field locus.
5097 2005-07-26 Andreas Schwab <schwab@suse.de>
5099 PR rtl-optimization/23043
5100 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5101 when allocating a struct unoccr.
5103 2005-07-25 Richard Henderson <rth@redhat.com>
5106 * tree-complex.c (gate_no_optimization): True if errors.
5107 * Makefile.in (tree-complex.o): Update dependencies.
5109 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5111 * config/frv/predicates.md (integer_register_operand): Use
5114 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5117 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5119 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5121 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5123 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5124 types when flag_unsafe_math_optimizations is true.
5126 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5128 * gcc.c (option_map): Add --sysroot.
5129 (process_command): Handle --sysroot.
5130 (display_help): Document it.
5131 * doc/cppopts.tex (-isysroot): Document.
5132 * doc/invoke.texi (--sysroot): Document.
5133 * doc/install.texi (--with-build-sysroot): Document.
5135 * Makefile.in (inhibit_libc): New variable.
5136 (INHIBIT_LIBC_CFLAGS): Likewise.
5137 (LIBGCC2_CFLAGS): Include
5138 $(INHIBIT_LIBC_CFLAGS).
5139 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5140 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5141 ($(T)crtend.o): Likewise.
5142 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5143 ($(T)crtendS.o): Likewise.
5144 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5145 ($(T)crtendT.o): Likewise.
5146 (stmp-fixinc): Do not complain about missing headers if
5148 * configure.ac (inhibit_libc): Set it to true/false.
5149 (--with-build-sysroot): New option. Use it to set
5151 * configure: Regenerated.
5153 2005-07-25 Manfred Hollstein <mh@suse.com>
5155 * calls.c (store_one_arg): Fix unsigned comparison warning.
5157 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5160 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5161 (ggc_print_statistics): Initialize variable before use.
5163 2005-07-25 Richard Guenther <rguenther@suse.de>
5165 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5166 calling with a PHI_NODE argument.
5168 * tree-flow-inline.h (overlap_subvar): Protect against
5171 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5173 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5174 * configure: Regenerate.
5176 2005-07-25 Ira Rosen <irar@il.ibm.com>
5178 * expr.c (highest_pow2_factor): Make extern.
5179 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5180 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5181 record_array_differ_p, array_ptr_differ_p): Likewise.
5182 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5183 additional cases. Call the above functions.
5184 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5185 base_object_differ_p when there are two base objects. Otherwise, compare
5186 base address and offset. Call may_alias_p.
5187 (dump_data_reference): Use a correct field name.
5188 (analyze_array): Make static. Initialize new data-ref fields.
5189 (analyze_indirect_ref): New function.
5190 (init_data_ref): Initialize new data-ref fields.
5191 (strip_conversion): Moved from tree-vect-analyze.c.
5192 (analyze_offset_expr, get_ptr_offset, address_analysis,
5193 object_analysis): Likewise.
5194 (analyze_offset): New function.
5195 (create_data_ref): Likewise.
5196 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5197 dimensions for ARRAY_REFs only.
5198 (build_classic_dist_vector): Make static.
5199 (access_functions_are_affine_or_constant_p): Call macro to get the
5200 address of access functions.
5201 (compute_all_dependences): Add new parameter
5202 compute_self_and_read_read_dependences. Compute self and read-read
5203 dependences if it is true.
5204 (find_data_references_in_loop): Call create_data_ref. Initialize new
5206 (compute_data_dependences_for_loop): Add new parameter
5207 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5208 compute nb_loops. Call compute_all_dependences,
5209 build_classic_dist_vector and build_classic_dir_vector with correct
5211 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5212 with correct parameters. Compare dimensions for ARRAY_REFs only.
5213 (free_data_refs): Call macro to free access functions.
5214 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5215 fields from stmt_vinfo.
5216 (struct base_object_info): New structure.
5217 (struct data_reference): Move fields to base_object_info. Add fields
5218 first_location and object_info for above structures. Move fields from
5219 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5220 aligned_to. Add macros to access the new fields.
5221 Update functions declarations.
5222 * tree-flow.h (is_aliased_with): Declare.
5223 * tree-loop-linear.c (linear_transform_loops): Call
5224 compute_data_dependences_for_loop with correct parameters.
5225 * tree-ssa-alias.c (is_aliased_with): New function.
5226 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5227 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5228 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5229 vect_base_addr_differ_p, compute_subscript_distance and
5230 build_classic_dist_vector. Add printings. Check absolute value of
5232 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5234 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5235 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5236 to bytes. Add printing.
5237 (vect_compute_data_refs_alignment): Go through loads and stores in one
5239 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5240 vect_analyze_data_ref_access): Likewise.
5241 (vect_analyze_pointer_ref_access): Remove.
5242 (vect_address_analysis, vect_object_analysis): Likewise.
5243 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5244 and analyze data-refs in the loop.
5245 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5246 fields of data-ref instead of stmt. Add init to the offset from the
5248 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5249 (vect_update_init_of_dr): Likewise.
5250 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5251 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5253 (new_loop_vec_info): Initialize new fields.
5254 (destroy_loop_vec_info): Free new fields.
5255 (vect_strip_conversion): Remove.
5256 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5257 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5258 datarefs. Add new field ddrs.
5259 Add macros for the new fields access.
5260 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5261 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5262 Remove their macros.
5263 * tree.h (highest_pow2_factor): Declare.
5265 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5267 * calls.c (store_one_arg): Check for sibling call MEM arguments
5268 from already clobbered incoming argument area.
5270 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5272 * c-common.c (check_missing_format_attribute): New.
5273 * c-common.h (check_missing_format_attribute): Likewise.
5274 * c-typeck.c (convert_for_assignment): Use it.
5276 2005-07-24 Andreas Schwab <schwab@suse.de>
5278 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5279 register use a word move. Correct operand of ext.w in 68000 code.
5281 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5283 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5284 variables as declarations, rather than definitions.
5286 2005-07-24 Ira Rosen <irar@il.ibm.com>
5288 PR tree-optimization/22526
5289 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5292 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5294 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5295 that C99 reserve for future use. Use it to define clog10,
5296 clog10f and clog10l.
5298 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5300 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5301 * configure.ac: Check for -Wmissing-format-attribute.
5303 * configure: Regenerate.
5305 2005-07-23 Richard Henderson <rth@redhat.com>
5307 PR tree-optimization/22623
5308 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5310 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5313 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5315 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5317 * Makefile.in (C_TREE_H): Update dependencies.
5318 * c-tree.h: Include toplev.h.
5319 * diagnostic.h (diagnostic_set_info): Add format attribute.
5320 * rtl-error.c (diagnostic_for_asm): Likewise.
5322 2005-07-23 Chao-ying Fu <fu@mips.com>
5324 * config/mips/mips-dsp.md: New file.
5325 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5326 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5328 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5329 MIPS_BUILTIN_BPOSGE32.
5330 (mips_expand_builtin_direct): Add one parameter to indicate that
5331 builtin functions need to return a value.
5332 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5334 (mips_regno_to_class): Add classes for 12 new DSP registers.
5335 (mips_subword): Change to check four HI registers.
5336 (mips_output_move): Output move to and from 6 new DSP accumulators.
5337 (override_options): Make sure -mdsp and -mips16 are not used together.
5338 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5340 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5342 (print_operand): Add 'q' for printing DSP accumulators.
5343 (mips_cannot_change_mode_class): Check ACC_REGS.
5344 (mips_secondary_reload_class): Check ACC_REGS.
5345 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5346 (mips_register_move_cost): Check ACC_REGS.
5347 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5348 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5349 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5350 (dsp_bdesc): New array.
5351 (bdesc_arrays): Add DSP builtin function table.
5352 (mips_prepare_builtin_arg): Check predicate again after
5354 (mips_expand_builtin): Add one more parameter to
5355 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5356 MIPS_BUILTIN_BPOSGE32.
5357 (mips_init_builtins): Initialize new function types.
5358 (mips_expand_builtin_direct): Check if builtin functions need to
5359 return a value and pass operands properly.
5360 (mips_expand_builtin_bposge): New function.
5361 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5362 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5363 (FIRST_PSEUDO_REGISTER): Increase to 188.
5364 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5365 Update for 12 new DSP registers.
5366 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5367 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5368 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5369 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5370 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5371 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5372 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5373 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5374 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5375 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5376 (REGISTER_NAMES): Add names for 12 new DSP registers.
5377 * config/mips/mips.md: Include mips-dsp.md.
5378 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5379 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5380 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5381 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5382 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5383 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5384 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5385 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5386 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5387 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5388 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5389 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5390 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5391 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5392 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5393 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5394 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5395 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5396 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5397 (UNSPEC_RDDSP): New constants.
5398 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5399 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5401 * config/mips/mips.opt (-mdsp): New option.
5402 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5403 (reg_imm10_operand): New predicates.
5404 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5405 * doc/invoke.texi (-mdsp): Document new option.
5407 2005-07-22 DJ Delorie <dj@redhat.com>
5409 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5411 * tree-inline.c (inlinable_function_p): Likewise.
5413 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5416 * toplev.c (check_global_declarations): Do not mark undefined
5417 variables as DECL_IGNORED_P.
5418 * varasm.c (first_global_object_name): GTY it.
5419 (weak_global_object_name): Likewise.
5420 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5421 a string to go into {weak,first}_global_object_name.
5423 2005-07-22 DJ Delorie <dj@redhat.com>
5425 * c-format.c (check_function_format): Change warning control
5426 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5428 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5430 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5431 &PTR->FLD a dereference of PTR.
5432 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5433 a potential dereference of PTR.
5435 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5437 PR rtl-optimization/20370
5438 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5439 call allocate_reg_info if necessary.
5441 PR rtl-optimization/21848
5442 * calls.c (emit_library_call_value_1): For const functions, add
5443 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5445 PR rtl-optimization/22445
5446 * cselib.c (target.h): Include.
5447 (rtx_equal_for_cselib_p): Allow commutative matches.
5448 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5449 Remove MODE parameter. Changed all callers.
5451 PR rtl-optimization/22258
5452 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5454 (try_combine): Use likely_spilled_retval_p.
5456 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5458 * config.gcc: Add crx-elf support.
5460 * doc/contrib.texi: Mention crx.
5461 * doc/extend.texi: Document crx extensions.
5462 * doc/install.texi: Document crx install.
5463 * doc/invoke.texi: Document crx options.
5464 * doc/md.texi: Document crx constraints.
5466 * config/crx/crx-protos.h: New file.
5467 * config/crx/crx.c: New file.
5468 * config/crx/crx.h: New file.
5469 * config/crx/crx.md: New file.
5470 * config/crx/crx.opt: New file.
5471 * config/crx/t-crx: New file.
5473 2005-07-22 Manfred Hollstein <mh@suse.com>
5475 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5477 (int_add_graph_edge): Likewise.
5478 (collapse_nodes): Likewise.
5479 (process_unification_queue): Likewise.
5481 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5482 Laurent GUERBY <laurent@guerby.net>
5484 PR tree-optimization/22336
5485 * function.c (record_block_change): Check for
5486 cfun->ib_boundaries_block.
5488 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5490 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5491 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5493 2005-07-21 DJ Delorie <dj@redhat.com>
5495 * toplev.c (warn_deprecated_use): Add warning control to warning
5497 * c-typeck.c (parser_build_binary_op): Likewise.
5498 (c_finish_if_stmt): Likewise.
5499 * c-common.c (check_function_sentinel): Likewise.
5500 (check_nonnull_arg): Likewise.
5502 2005-07-21 Richard Henderson <rth@redhat.com>
5505 * tree-complex.c (complex_ssa_name_components): New.
5506 (cvc_lookup): Allow entry not found.
5507 (create_components): Remove.
5508 (create_one_component_var, get_component_var): New.
5509 (get_component_ssa_name, set_component_ssa_name): New.
5510 (extract_component): Use get_component_ssa_name.
5511 (update_complex_components): Use set_component_ssa_name.
5512 (update_complex_components_on_edge): Likewise.
5513 (update_phi_components): Create new PHI nodes directly, instead
5514 of adding insns to edges.
5515 (tree_lower_complex): Allocate and free complex_variable_components
5516 and complex_ssa_name_components here.
5518 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
5520 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5521 revert to returning false.
5523 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5526 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5528 2005-07-21 Uros Bizjak <uros@kss-loka.si>
5531 * config/i386/i386.md (cmpxf): Change operand constraints
5532 to "nonmemory_operand".
5534 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5536 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5538 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5541 * fold-const.c (fold_build1): Add checksum for the operands.
5542 (fold_build2): Likewise.
5543 (fold_build3): Likewise.
5545 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
5548 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5550 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5552 * common.opt (-fforward-propagate): Committed by mistake,
5555 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5557 * reg-stack.c: Fix comment typo(s).
5558 * tree-ssa-operands.c: Likewise.
5559 * tree-vectorizer: Likewise.
5561 2005-07-21 Nick Clifton <nickc@redhat.com>
5563 * config/sh/symbian.c: Replace C++ style line comments with C
5564 style line comments.
5565 (symbian_add_attribute): Do not use a ? operator on the LHS of
5567 (sh_symbian_handle_dll_attribute): Change the type of the
5568 method vector to "VEC(tree,gc)*" and use vector accessor
5569 macros to walk over the elements.
5570 (symbian_export_vtable_and_rtti_p): Likewise.
5571 (symbian_class_needs_attribute_p): Likewise.
5573 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5576 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5577 initialize targetm.resolve_overloaded_builtin here.
5578 (altivec_expand_overloaded_builtin): Make it non-static.
5579 * config/rs6000/rs6000-protos.h
5580 (altivec_expand_overloaded_builtin): New prototype.
5581 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5582 targetm.resolve_overloaded_builtin here.
5583 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5585 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
5586 Zdenek Dvorak <dvorakz@suse.cz>
5588 PR tree-optimization/19210
5589 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5591 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5592 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5593 rely on unproven assumptions.
5594 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5595 * tree-flow.h (number_of_iterations_exit): Add final parameter.
5596 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5597 to number_of_iterations_exit.
5598 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5599 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5600 * tree-ssa-loop-niter.c (find_loop_niter,
5601 estimate_numbers_of_iterations_loop): Likewise.
5602 (number_of_iterations_exit): Honor the new options.
5603 * doc/invoke.texi (Wunsafe-loop-optimizations,
5604 funsafe-loop-optimizations): Document them.
5606 2005-07-21 Richard Sandiford <richard@codesourcery.com>
5608 PR rtl-optimization/22167
5609 * gcse.c (hoist_code): Fix hoist_exprs[] check.
5611 2005-07-20 Adam Nemet <anemet@lnxw.com>
5613 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5614 __do_global_dtors_aux longcall.
5616 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
5618 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5619 (old_special_pred_table): Don't reference
5620 SPECIAL_MODE_PREDICATES.
5621 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5622 * config/arc/arc.h: Don't mention PREDICATE_CODES.
5623 * config/sh/predicates.h: Don't mention
5624 SPECIAL_MODE_PREDICATES.
5625 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5628 2005-07-20 DJ Delorie <dj@redhat.com>
5630 * config.gcc: Add m32c-elf support.
5632 * doc/contrib.texi: Mention m32c.
5633 * doc/extend.texi: Document m32c extensions.
5634 * doc/install.texi: Mention m32c.
5635 * doc/invoke.texi: Document m32c options.
5636 * doc/md.texi: Document m32c constraints.
5638 * config/m32c/addsub.md: New file.
5639 * config/m32c/bitops.md: New file.
5640 * config/m32c/cond.md: New file.
5641 * config/m32c/jump.md: New file.
5642 * config/m32c/m32c-lib1.S: New file.
5643 * config/m32c/m32c-lib2.c: New file.
5644 * config/m32c/m32c-modes.def: New file.
5645 * config/m32c/m32c-pragma.c: New file.
5646 * config/m32c/m32c-protos.h: New file.
5647 * config/m32c/m32c.abi: New file.
5648 * config/m32c/m32c.c: New file.
5649 * config/m32c/m32c.h: New file.
5650 * config/m32c/m32c.md: New file.
5651 * config/m32c/m32c.opt: New file.
5652 * config/m32c/minmax.md: New file.
5653 * config/m32c/mov.md: New file.
5654 * config/m32c/muldiv.md: New file.
5655 * config/m32c/predicates.md: New file.
5656 * config/m32c/prologue.md: New file.
5657 * config/m32c/shift.md: New file.
5658 * config/m32c/t-m32c: New file.
5660 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5662 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5663 (stack_protect_set, stack_protect_test): New expanders.
5664 (stack_protect_set_si, stack_protect_set_si_media,
5665 stack_protect_set_di_media, stack_protect_test_si,
5666 stack_protect_test_si_media, stack_protect_test_di_media):
5669 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
5671 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5673 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
5675 * tree.h (tree_expr_nonzero_p): Export.
5676 * fold-const.c (tree_expr_nonzero_p): Likewise.
5677 Return true for CALL_EXPRs that are alloca calls.
5678 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5680 * tree-flow.h (expr_computes_nonzero): Remove.
5681 * tree-vrp.c (expr_computes_nonzero): Remove.
5682 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5683 (extract_range_from_unary_expr): Likewise.
5684 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5685 tree_expr_nonzero_p.
5687 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
5689 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5690 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
5691 extra arg "picreg" and use it instead of pic_offset_table_rtx.
5692 All callers changed.
5693 (frame_related_constant_load): New arg "related" which controls
5694 setting of RTX_FRAME_RELATED_P. All callers changed.
5695 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5696 (bfin_expand_prologue): Add stack limit checking.
5697 * config/bfin/bfin.md (trapifcc): New pattern.
5699 * config/bfin/bfin.c: Include "langhooks.h".
5700 (def_builtin): Go through lang_hooks to call builtin_function.
5702 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5703 * config/bfin/predicates.md (symbol_ref_operand): New.
5704 (call_insn_operand): Delete. All callers changed to use
5705 register_no_elim_operand.
5706 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5708 (function_arg): Use it to generate the call's operand 2.
5709 (bfin_longcall_p): New function.
5710 (bfin_expand_call): Extra arg "cookie". All callers and declaration
5711 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
5712 determine if the address needs to be in a REG.
5713 (bfin_handle_longcall_attribute): New function.
5714 (bfin_attribute_table): Add "longcall" and "shortcall".
5715 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5716 (CUMULATIVE_ARGS): New member call_cookie.
5717 (PREDICATE_CODES): Add symbol_ref_operand.
5718 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5719 extra USE to the pattern.
5720 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5721 New patterns, split off call_insn, sibcall_insn, call_value_insn and
5722 sibcall_value_insn; now the new patterns handle direct calls and the
5723 old ones indirect calls.
5724 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5726 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5728 * doc/trouble.texi: Update section on handling of empty loops.
5730 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
5732 * config.gcc: Remove support for sparc-*-openbsd*,
5733 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5735 * config.host: Remove support for i860-*-sysv4* as a host.
5736 * config/i860/*, config/ip2k/*, config/ns32k/*,
5737 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5738 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5739 mention obsolete ports.
5741 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
5743 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5745 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5746 of frame_pointer_rtx.
5747 (sh_expand_epilogue): Likewise.
5748 (sh_set_return_address): Likewise.
5749 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5750 instead of FRAME_POINTER_REGNUM if needed. Add elimination
5751 offsets from FRAME_POINTER_REGNUM.
5752 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5753 (sh_register_names): Add initializer for sfp.
5754 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5755 (VALID_REGISTER_P): Likewise.
5756 (FIRST_PSEUDO_REGISTER): Update.
5757 (DWARF_FRAME_REGISTERS): Define.
5758 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5759 (HARD_FRAME_POINTER_REGNUM): Define.
5760 (FRAME_POINTER_REGNUM): Redefine.
5761 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5762 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
5763 from FRAME_POINTER_REGNUM.
5764 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5765 FRAME_POINTER_REGNUM.
5766 (REG_CLASS_CONTENTS): Add sfp.
5767 (REG_ALLOC_ORDER): Likewise.
5768 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
5769 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5770 of frame_pointer_rtx.
5771 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5773 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
5775 * fold-const.c (tree_expr_nonnegative_p): Only return true for
5776 ABS_EXPR when flag_wrapv is false because of INT_MIN.
5777 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5779 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5782 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
5784 Make CONSTRUCTOR use VEC to store initializers.
5785 * c-common.c (complete_array_type): Update to cope with VEC in
5787 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5788 (pp_c_constructor_elts): New function.
5789 * c-pretty-print.h (pp_c_constructor_elts): Declare.
5790 * c-typeck.c (build_function_call, build_c_cast, digest_init,
5791 struct constructor_stack, struct initializer_stack,
5792 constructor_elements, push_init_level, pop_init_level,
5793 add_pending_init, find_init_member, output_init_element): Update to
5794 cope with VEC in CONSTRUCTOR_ELTS.
5795 * coverage.c (build_fn_info_value, build_ctr_info_value,
5796 build_gcov_info): Likewise.
5797 * expr.c (categorize_ctor_elements_1, store_constructor,
5798 expand_expr_real_1): Likewise.
5799 * fold-const.c (fold_ternary): Likewise.
5800 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5801 gimplify_init_constructor, gimplify_expr): Likewise.
5802 * tree-dump.c (dequeue_and_dump): Likewise.
5803 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5805 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5807 * tree-sra.c (generate_element_init_1): Likewise.
5808 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5809 * tree-ssa-operands.c (get_expr_operands): Likewise.
5810 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5811 * tree-vect-transform.c (vect_get_vec_def_for_operand):
5812 (get_initial_def_for_reduction): Likewise.
5813 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5814 value handle in annotations.
5815 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5816 tree_node_structure): Add support for constr_kind.
5817 (build_vector_from_ctor, build_constructor_single,
5818 build_constructor_from_list): New functions.
5819 (build_constructor): Update to take a VEC instead of a TREE_LIST.
5820 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5821 Update to cope with VEC in CONSTRUCTOR_ELTS.
5822 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5823 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5824 CONSTRUCTOR_APPEND_ELT): New macros.
5825 (struct constructor_elt, struct tree_constructor): New data types.
5826 (union tree_node): Add tree_constructor field.
5827 * treestruct.def: Define TS_CONSTRUCTOR.
5828 * varasm.c (const_hash_1, compare_constant, copy_constant,
5829 compute_reloc_for_constant, output_addressed_constants,
5830 initializer_constant_valid_p, output_constant,
5831 array_size_for_constructor, output_constructor): Update to cope with
5832 VEC in CONSTRUCTOR_ELTS.
5833 * vec.h (VEC_empty, VEC_copy): New macros.
5835 2005-07-19 Devang Patel <dpatel@apple.com>
5837 * dbxout.c (dbxout_type): Check Objective-C++ lang.
5839 2005-07-19 Richard Henderson <rth@redhat.com>
5842 * gimplify.c (gimplify_expr): Use main variant type for the temp
5843 destination for a discarded volatile read.
5844 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5845 casts between non-void types that change volatility.
5847 2005-07-15 DJ Delorie <dj@redhat.com>
5849 * toplev.h: Add comment about the first parameter for warning().
5850 * errors.h: Likewise.
5852 * c.opt (Wpragmas): New.
5853 * doc/invoke.texi: Document it.
5855 * function.c (do_warn_unused_parameter): Add warning control to
5857 * c-decl.c (warn_if_shadowing): Likewise.
5858 * c-lex.c (cb_def_pragma): Likewise.
5859 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5860 (pop_alignment): Likewise.
5861 (handle_pragma_pack): Likewise.
5862 (apply_pragma_weak): Likewise.
5863 (handle_pragma_weak): Likewise.
5864 (handle_pragma_redefine_extname): Likewise.
5865 (add_to_renaming_pragma_list): Likewise.
5866 (handle_pragma_extern_prefix): Likewise.
5867 (maybe_apply_renaming_pragma): Likewise.
5868 (handle_pragma_visibility): Likewise.
5870 * config/c4x/c4x-c.c (BAD): Likewise.
5871 (c4x_parse_pragma): Likewise.
5872 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5873 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5874 (rs6000_pragma_longcall): Likewise.
5875 * config/v850/v850-c.c (pop_data_area): Likewise.
5876 (ghs_pragma_section): Likewise.
5877 (ghs_pragma_section): Likewise.
5878 (ghs_pragma_interrupt): Likewise.
5879 (ghs_pragma_starttda): Likewise.
5880 (ghs_pragma_startsda): Likewise.
5881 (ghs_pragma_startzda): Likewise.
5882 (ghs_pragma_endtda): Likewise.
5883 (ghs_pragma_endsda): Likewise.
5884 (ghs_pragma_endzda): Likewise.
5886 2005-07-19 Danny Berlin <dberlin@dberlin.org>
5887 Kenneth Zadeck <zadeck@naturalbridge.com>
5889 * Makefile.in: Removed tree-promote-statics.c
5890 * tree-promote-statics.c: Removed.
5891 * common.opt: Removed flag-promote-statics.
5893 * passes.c: Removed tree-promote-statics pass.
5894 * tree-pass.h: Ditto.
5895 * timevar.def: Removed TV_PROMOTE_STATICS.
5898 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
5900 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5902 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5904 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5907 * c-common.c (check_function_arguments): Call
5908 'check_function_format' if either -Wformat or
5909 -Wmissing-format-attribute are specified.
5910 * c-format.c (check_function_format): Check -Wformat before
5911 calling 'check_format_info'.
5912 * c-opts.c (c_common_post_options): Don't warn for
5913 -Wmissing-format-attribute without -Wformat.
5914 * c-typeck.c (convert_for_assignment): Detect additional cases for
5915 -Wmissing-format-attribute.
5916 * doc/invoke.texi (-Wmissing-format-attribute): Document new
5919 2005-07-19 Richard Guenther <rguenther@suse.de>
5921 * config/i386/i386.md (lrint<mode>2): Use temporary
5922 instead of clobbering non-existent memory.
5924 2005-07-19 Nick Clifton <nickc@redhat.com>
5926 * config/avr/avr.c (legitimate_address_p): Fix debugging print
5927 statement to avoid displaying ASCII control characters.
5929 2005-07-19 Ben Elliston <bje@au.ibm.com>
5931 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5932 * cfganal.c (find_edge_index): Ditto.
5933 * combine.c (combine_instructions): Ditto.
5934 * ddg.c (create_scc): Ditto.
5935 (find_successors): Ditto.
5936 (find_predecessors): Ditto.
5937 (find_nodes_on_paths): Ditto.
5938 (longest_simple_path): Ditto.
5939 * flow.c (update_life_info): Ditto.
5940 (count_or_remove_death_notes): Ditto.
5941 (clear_log_links): Ditto.
5942 * modulo-sched.c (generate_reg_moves): Ditto.
5943 (find_max_asap): Ditto.
5944 (find_max_hv_min_mob): Ditto.
5945 (find_max_dv_min_mob): Ditto.
5946 * sbitmap.c (sbitmap_first_set_bit): Ditto.
5947 * sched-rgn.c (extract_edgelst): Ditto.
5948 * tree-into-ssa.c (prepare_names_to_update): Ditto.
5949 (dump_update_ssa): Ditto.
5950 (ssa_names_to_replace) Ditto.
5951 (switch_virtuals_to_full_rewrite): Ditto.
5952 (update_ssa): Ditto.
5953 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5955 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
5957 Fix PR tree-optimization/22483
5959 * tree-complex.c (create_components): Use
5960 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5961 * tree-flow-inline.h (fill_referenced_var_vec): New function.
5962 * tree-flow.h (safe_referenced_var_iterator): New structure.
5963 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5964 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5965 safe_referenced_var iterator.
5966 (add_type_alias): Ditto.
5968 2005-07-19 Steven Bosscher <stevenb@suse.de>
5970 * loop-init.c (rest_of_handle_loop2): Remove.
5971 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5972 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5973 (pass_rtl_loop_init, pass_rtl_loop_done,
5974 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5975 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5976 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5977 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5978 pass_tree_loop_done, and pass_tree_unswitch.
5979 (gate_loop): Rename to gate_tree_loop.
5980 * passes.c (init_optimization_passes): Update for renamed tree
5981 loop passes. Add the new loop2 passes as subpasses of loop2.
5982 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5983 Update for the renamed tree loop passes.
5985 2005-07-18 Ian Lance Taylor <ian@airs.com>
5988 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5989 blocks when optimizing.
5991 2005-07-18 Steve Ellcey <sje@cup.hp.com>
5993 * common.opt (frename-registers): Initialize to 2.
5995 (fgcse-after-reload): Ditto.
5996 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5997 (process_options): Only change flag_web, flag_rename_registers,
5998 and flag_rerun_cse_after_loop if not explicitly set by user.
6000 2005-07-18 Jan Beulich <jbeulich@novell.com>
6002 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6003 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6004 in 64-bit mode the same as DImode in 32-bit mode.
6005 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6006 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6007 mode. Add new mode parameter.
6008 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6009 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6010 x86_64_shift_adj): New expanders.
6011 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6012 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6014 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6015 DImode shift splitters.
6016 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6017 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6020 2005-07-18 Jan Beulich <jbeulich@novell.com>
6022 * i386.md (movdi_extzv_1): New.
6023 (zero_extendhidi2): Combine alternatives and never force use of
6025 (zero_extendqidi2): Likewise. Don't restrict input selection.
6027 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6029 Fix PR tree-optimization/22531
6030 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6033 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6035 * tree-promote-statics.c (pass_promote_statics): Change dump file
6038 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6040 * tree-optimize.c (init_tree_optimization_passes): Add
6041 pass_eliminate_useless_stores pass.
6042 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6043 * tree-ssa-pre.c (is_copy_stmt): New function.
6044 (follow_copies_till_vuse): Ditto.
6045 (do_eustores): Ditto.
6046 (gate_eustores): Ditto.
6048 2005-07-16 Richard Henderson <rth@redhat.com>
6050 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6052 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6053 Kenneth Zadeck <zadeck@naturalbridge.com>
6055 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6056 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6057 ipa-type-escape.h, tree-promote-statics.c
6058 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6059 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6060 tree-promote-statics.c: new files.
6061 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6062 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6063 int nonlocal_set_p, mark_constant_function): Deleted.
6064 (rest_of_handle_cfg): Removed call to mark_constant_function.
6065 (nonoverlapping_component_refs_p): Added calls to support
6066 type based aliasing.
6067 * tree-ssa-alias.c (may_alias_p,
6068 compute_flow_insensitive_aliasing): Ditto.
6069 * calls.c (flags_from_decl_or_type): Removed reference to
6071 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6072 too many arguments. This is necessary for Spec 2000.
6073 * cgraph.h (const_function, pure_function): Removed.
6074 * common.opt: Added "fipa-pure-const", "fipa-reference",
6075 "fipa-type-escape", and "ftree-promote-static".
6077 * passes.c: Added ipa and tree-promote-statics passes.
6078 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6079 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6080 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6081 * tree-flow.h: Added exposed sra calls and addition of
6082 reference_vars_info field for FUNCTION_DECLS.
6083 * tree-pass.h: Added passes.
6084 * tree-sra.c: (sra_init_cache): New function.
6085 (sra_insert_before, sra_insert_after) Made public.
6086 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6088 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6089 aliasing. (may_alias_p): Added code to use type escape analysis to
6091 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6092 code to prune clobbers of static variables based on information
6093 produced in ipa-reference pass. Changed call clobbering so that
6094 statics are not marked as clobbered if the call does not clobber
6097 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6099 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6102 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6104 * doc/install.texi (*-*-solaris2*): Document recommended version
6105 of GNU binutils and mention GNU linker problem on Solaris 10.
6107 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6110 * c-decl.c (c_build_bitfield_integer_type): New function.
6111 (finish_struct): Call it.
6112 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6114 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6116 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6119 2005-07-16 Jan Hubicka <jh@suse.cz>
6121 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6122 (scale_bbs_frequencies_int): Watch roundoff errors.
6123 * predict.c (return_prediction): Initialize return_stmt.
6125 2005-07-16 Jan Hubicka <jh@suse.cz>
6127 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6128 after RTL profiling.
6130 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6133 * fold-const.c (build_range_check): Convert high/low to etype
6134 if we are only comparing against exp.
6136 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6138 Fix PR tree-optimization/22376
6139 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6141 (need_to_solve): New function.
6142 (compute_points_to_sets): Use it.
6144 2005-07-15 Jan Hubicka <jh@suse.cz>
6146 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6147 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6149 2005-07-15 Richard Guenther <rguenther@suse.de>
6151 * c-common.c (handle_flatten_attribute): New function.
6152 Add flatten function attribute.
6153 * doc/extend.texi: Document flatten function attribute.
6154 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6155 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6157 (cgraph_decide_inlining): Handle functions with flatten
6160 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6162 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6163 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6164 UNSPEC_XCHG, UNSPEC_AND): New.
6165 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6166 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6167 * config/rs6000/sync.md (FETCHOP): New code macro.
6168 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6170 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6171 (sync_compare_and_swap<mode>): Same.
6172 (sync_lock_test_and_set<mode>): Same.
6173 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6174 for QImode and HImode, and not PPC405.
6175 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6176 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6177 (sync_<fetchop>{si,di}_internal): New.
6178 (sync_nand{si,di}_internal): New.
6179 (sync_old_<fetchop>{si,di}_internal): New.
6180 (sync_old_nand{si,di}_internal): New
6181 (sync_new_<fetchop>{si,di}_internal): New.
6182 (sync_new_nand{si,di}_internal): New.
6183 (atomic_and{si,di}): New.
6184 (sync_new_nand{si,di}_internal): New.
6185 (atomic_and{si,di}): New.
6186 (sync_add<mode>_internal): Delete.
6187 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6188 (sync_sub<mode>_internal): Delte.
6189 (sync_subshort_internal): New.
6190 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6191 (sync_anddi_internal): Delete.
6192 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6193 (sync_booldi_internal): Delete.
6194 (sync_boolc<mode>_internal): Delete.
6195 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6196 (sync_boolc<mode>_internal2): Delete.
6197 (sync_boolcc<mode>_internal): Delete.
6198 (isync, lwsync): Use unspec instead of unspec_volatile.
6199 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6200 Revert UNSPEC_VOLATILE.
6201 (rs6000_split_atomic_op): New.
6202 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6204 2005-07-14 Eric Christopher <echristo@redhat.com>
6206 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6207 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6209 2005-07-14 Eric Christopher <echristo@redhat.com>
6211 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6213 2005-07-14 Steven Bosscher <stevenb@suse.de>
6215 PR tree-optimization/22230
6216 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6217 the computation of the four cross productions for "range op range".
6219 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6220 Ulrich Weigand <uweigand@de.ibm.com>
6223 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6226 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6228 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6230 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6232 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6234 2005-07-14 Richard Guenther <rguenther@suse.de>
6237 * config/i386/i386-protos.h (ix86_function_value): Change
6238 prototype to match new target hook.
6239 * config/i386/i386.c (ix86_value_regno): Change prototype
6240 to take extra type argument.
6241 (TARGET_FUNCTION_VALUE): Define.
6242 (ix86_function_ok_for_sibcall): Pass extra argument to
6243 ix86_value_regno, check return slot rtx for exact match.
6244 (ix86_function_value): Take extra parameter. Dispatch to
6245 ix86_value_regno with fndecl/fntype as provided.
6246 (ix86_value_regno): Handle extra type argument.
6247 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6249 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6250 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6251 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6252 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6253 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6255 2005-07-14 Richard Guenther <rguenther@suse.de>
6257 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6258 * calls.c (expand_call): Pass fntype to hard_function_value.
6259 (emit_library_call_value_1): Likewise.
6260 * explow.c: Include target.h.
6261 (hard_function_value): Take extra argument, the fntype.
6262 Use new target hook for function_value.
6263 * expr.h (hard_function_value): Change prototype.
6264 * function.c (aggregate_value_p): Pass 0 as fntype to
6265 hard_function_value.
6266 (assign_parms): Use new target hook for function_value.
6267 Pass 0 as fntype to hard_function_value.
6268 (expand_function_end): Likewise.
6269 * reg-stack.c: Include target.h.
6270 (stack_result): Use new target hook for function_value.
6271 * target-def.h: New target hook function_value.
6272 * target.h: Likewise.
6273 * targhooks.c (default_function_value): New function.
6274 * targhooks.h (default_function_value): Declare.
6276 2005-07-13 Ian Lance Taylor <ian@airs.com>
6278 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6280 2005-07-14 Jan Hubicka <jh@suse.cz>
6282 * tree-dfa.c (dump_variable): Use default_def function.
6283 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6284 * tree-ssa.c (verify_use): Likewise.
6285 * tree-ssanames.c (release_ssa_name): Likewise.
6286 * tree-tailcall.c (eliminate_tail_call): Likewise.
6287 (tree_optimize_tail_calls_1): Likewise.
6288 * tree-vrp.c (get_value_range): Likewise.
6290 2005-07-14 Ben Elliston <bje@au.ibm.com>
6292 * gcc.c (main): Compare language[0] with '*' when iterating over
6295 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6297 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6298 "s390_emit_compare". Add handling of CCZ1mode.
6299 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6300 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6302 (s390_branch_condition_mask): Add CCZ1mode handling.
6303 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6304 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6305 Use CCZ1mode instead of CCZmode.
6306 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6308 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6310 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6312 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6314 2005-07-13 Eric Christopher <echristo@redhat.com>
6316 * config/mips/mips.c (mips_canonicalize_comparison): New.
6317 (mips_emit_int_relational): Use.
6319 2005-07-13 Eric Christopher <echristo@redhat.com>
6321 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6323 * config/s390/s390.md: Include tpf.md. Move tpf specific
6325 * config/s390/tpf.md: To here.
6326 * config/s390/s390.opt: Move tpf specific options...
6327 * config/s390/tpf.opt: to here. Add mmain option.
6328 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6329 * config/s390/tpf.h: Rewrite.
6331 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6333 * doc/tm.texi: Remove @xref{Cross-profiling}.
6335 2005-07-13 Jeff Law <law@redhat.com>
6337 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6338 expressions, test their _DECL operands for pointer equality rather
6339 than using operand_equal_p.
6341 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6343 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6344 (TARGET_POSIX_IO): This.
6345 * config/darwin.h: Likewise.
6346 * config/freebsd.h: Likewise.
6347 * config/linux.h: Likewise.
6348 * config/lynx.h: Likewise.
6349 * config/netbsd.h: Likewise.
6350 * config/rs6000/linux64.h: Likewise.
6351 * config/rs6000/linux.h: Likewise.
6352 * config/s390/tpf.h: Likewise.
6353 * config/sh/embed-elf.h: Likewise.
6354 * config/sparc/linux64.h: Likewise.
6355 * config/sparc/linux.h: Likewise.
6356 * config/svr4.h: Likewise.
6357 * gcov-io.h: Likewise.
6359 * doc/tm.texi: Updated.
6361 * libgcov.c (create_file_directory): Defined only if
6362 TARGET_POSIX_IO is defined.
6363 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6366 2005-07-13 Jan Hubicka <jh@suse.cz>
6368 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6370 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6372 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6373 structure as argument.
6375 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6377 PR tree-optimization/21921
6378 * tree-iterator.c (tsi_link_before): Support the case when
6379 tsi_end_p (tsi) == true.
6381 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6383 PR tree-optimization/22442
6384 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6387 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6389 PR rtl-optimization/20376
6390 * toplev.c (process_options): Enable -fweb and -frename-registers when
6392 * doc/invoke.texi: Update the information about when -fweb and
6393 -frename-registers are enabled.
6395 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6398 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6399 if *rhs_p is not a SSA_NAME.
6401 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6403 Fix PR tree-optimization/22422
6404 * tree-ssa-structalias.c (struct variable_info): Add flag for
6406 (get_varinfo): Now a static function.
6407 (new_varinfo): init has_union and is_special_var to false.
6408 (solution_set_add): Check has_union.
6409 (do_da_constraint): Move temporary variable so it gets reset
6411 Also check for special variable.
6412 (do_ds_constraint): Ditto.
6413 (do_sd_constraint): Ditto.
6414 (do_structure_copy): Check for special variable.
6415 (find_func_aliases): Ditto.
6416 (init_base_vars): Set special vars properly.
6418 2005-07-13 Jan Hubicka <jh@suse.cz>
6420 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6423 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6424 (get_expr_operands): Fix thinko wrt flags and subvars.
6426 PR tree-optimize/22379
6427 * tree-inline.c (expand_call_inline): Do not output sorry in early
6430 2005-07-12 Dale Johannesen <dalej@apple.com>
6432 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6434 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6437 * host-linux.h: Include limits.h.
6439 2005-07-12 Dale Johannesen <dalej@apple.com>
6441 * expr.c (compress_float_constant): Add cost check.
6442 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6444 2005-07-12 Dale Johannesen <dalej@apple.com>
6446 * gcc.target/i386/compress-float-sse.c: New.
6447 * gcc.target/i386/compress-float-sse-pic.c: New.
6448 * gcc.target/i386/compress-float-387.c: New.
6449 * gcc.target/i386/compress-float-387-pic.c: New.
6450 * gcc.dg/compress-float-ppc.c: New.
6451 * gcc.dg/compress-float-ppc-pic.c: New.
6453 2005-07-12 Eric Christopher <echristo@redhat.com>
6455 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6457 * config/s390/s390.md: Include tpf.md. Move tpf specific
6459 * config/s390/tpf.md: To here.
6460 * config/s390/s390.opt: Move tpf specific options...
6461 * config/s390/tpf.opt: to here. Add mmain option.
6462 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6463 * config/s390/tpf.h: Rewrite.
6465 2005-07-12 Eric Christopher <echristo@redhat.com>
6467 * gcc.c (struct infile): Update comment for language.
6468 (main): Rewrite input file resetting code.
6470 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6473 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6474 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6475 (lookup_avail_expr): Use constant_boolean_node instead
6476 of boolean_false_node/boolean_true_node.
6478 2005-07-12 Ben Elliston <bje@au.ibm.com>
6480 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6481 and use it when printing num_edges.
6483 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6485 * doc/extend.texi (Blackfin Built-in Functions): New section.
6486 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6489 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6491 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6492 s/cmpstrsi/cmpstrnsi
6493 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6495 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6496 (init_optabs): Initialize cmpstrn_optab.
6497 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6498 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6499 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6500 * config/i386/i386.md: s/cmpstr/cmpstrn
6501 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6502 * doc/md.texi: Update documentation.
6504 2005-07-11 Richard Henderson <rth@redhat.com>
6506 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6507 build_va_arg_indirect_ref.
6508 (alpha_gimplify_va_arg): Likewise.
6509 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6510 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6511 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6512 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6513 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6514 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6516 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6518 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6520 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6521 * passes.c (init_optimization_passes): Add pass_empty_loop.
6522 * tree-pass.h (pass_empty_loop): Declare.
6523 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6524 try_remove_empty_loop, remove_empty_loops): New functions.
6525 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6526 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6528 2005-07-12 Peter Barada <peter@the-baradas.com>
6532 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6533 in address registers.
6534 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6535 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6536 alternative of addsi3_5200.
6538 2005-07-11 Ian Lance Taylor <ian@airs.com>
6540 * config/mips/mips.md (ffs<mode>2): Remove.
6542 2005-07-11 Ian Lance Taylor <ian@airs.com>
6544 * doc/tree-ssa.texi (Cleanups): Improve description of
6546 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6548 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6550 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6551 * tree.h (DECL_ARGUMENT_FLD): New macro.
6553 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
6555 Fix PR tree-optimization/22404
6557 * tree-ssa-structalias.c (create_variable_info_for): Use
6560 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
6562 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6563 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6564 for second comparison operand.
6565 * config/bfin/predicates.md (reg_or_const_int_operand): New.
6567 * config/bfin/bfin.md (define_attr "type"): Add "sync".
6568 (define_insn_reservation "alu"): Likewise.
6569 (csync, ssync): Now of type sync.
6570 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6571 -mcsync-anomaly -mspecld-anomaly.
6572 * config/bfin/bfin.opt (mcsync): Remove.
6573 (mcsync-anomaly, mspecld-anomaly): Add.
6574 * config/bfin/bfin.c: Include "insn-codes.h".
6575 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6576 (TARGET_DEFAULT_TARGET_FLAGS): New.
6577 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6579 2005-07-11 Steven Bosscher <stevenb@suse.de>
6581 * basic-block.h: Give the BB flags enum a name, bb_flags.
6582 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6583 * cfgcleanup.c (enum bb_flags): Remove here.
6584 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6585 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6586 (update_forwarder_flag): Likewise.
6587 (thread_jump): Likewise.
6588 (try_forward_edges): Likewise.
6589 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
6590 forwarder flags. Don't clear bb->aux for all basic blocks. Only
6591 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6593 2005-07-11 Richard Guenther <rguenther@suse.de>
6595 * config/i386/i386.opt: New target option -msseregparm.
6596 * config/i386/i386.c (override_options): Error out for
6597 -msseregparm but no SSE support.
6598 (ix86_function_sseregparm): Check for global sseregparm.
6599 * doc/invoke.texi: Document -msseregparm.
6601 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6603 * config.gcc (m32r-*-linux*): Use the default extra_parts.
6604 (m32rle-*-linux*): Ditto.
6606 2005-07-11 Jakub Jelinek <jakub@redhat.com>
6608 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6609 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6612 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6616 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6617 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6619 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
6621 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6622 (varmap): Heapify varmap.
6623 (constraints): Heapify constraints.
6624 (struct constraint_graph): Heapify succs and preds.
6625 (constraint_vec_find): Update for heapification.
6626 (constraint_set_union): Ditto.
6627 (insert_into_complex): Ditto.
6628 (constraint_edge_vec_find): Ditto.
6629 (erase_graph_self_edge): Ditto.
6630 (add_graph_edge): Ditto.
6631 (get_graph_weights): Ditto.
6632 (merge_graph_nodes): Ditto.
6633 (build_constraint_graph): Ditto.
6634 (topo_visit): Ditto.
6635 (solve_graph): Ditto.
6636 (create_variable_info_for): Ditto.
6637 (init_base_vars): Ditto.
6638 (delete_points_to_sets): Free graph, varmap, and complex constraints.
6639 (condese_varmap_nodes): Free complex vector.
6640 (clear_edges_for_node): Clear succs and preds vector.
6642 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6644 * tree-ssa-structalias.c (update_alias_info): Change counting of
6645 references to not include vdefs.
6647 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
6649 * tree-ssa-alias.c (free_used_part_map): Add missing free.
6652 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6654 * pa.c (pa_commutative_p): Make PLUS commutative when
6655 TARGET_NO_SPACE_REGS is true.
6657 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6659 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6660 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6661 * tree-dfa.c (dump_subvars_for): New.
6662 (debug_subvars_for): New.
6663 (dump_variable): Show subvariables if VAR has them.
6664 * tree-flow-inline.h (get_subvar_at): New.
6665 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6666 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6668 (struct subvar): Change fields offset and size to unsigned
6670 (dump_subvars_for): Declare.
6671 (debug_subvars_for): Declare.
6672 (get_subvar_at): Declare.
6673 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6674 to unsigned HOST_WIDE_INT *.
6675 (overlap_subvar): Likewise.
6676 * tree-gimple.c (is_gimple_reg): Always return false for
6677 SFTs and memory tags.
6678 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6680 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6681 (compute_may_aliases): Call compute_points_to_sets.
6682 (collect_points_to_info_for): Remove.
6683 (compute_points_to_and_addr_escape): Remove.
6684 (delete_alias_info): Call delete_points_to_sets.
6685 (compute_flow_sensitive_aliasing): If the call to
6686 find_what_p_points_to returns false, call set_pt_anything.
6687 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6688 (set_pt_anything): Clear pi->pt_vars.
6689 (set_pt_malloc): Remove.
6690 (merge_pointed_to_info): Remove.
6691 (add_pointed_to_expr): Remove.
6692 (add_pointed_to_var): Remove.
6693 (collect_points_to_info_r): Remove.
6694 (is_escape_site): Make extern.
6696 (create_overlap_variables_for): Call it.
6697 * tree-ssa-copy.c (merge_alias_info): Never merge
6698 flow-sensitive alias information.
6699 * tree-ssa-operands.c (get_expr_operands): Adjust variables
6700 offset and size to be unsigned HOST_WIDE_INT.
6701 (add_to_addressable_set): Rename from note_addressable.
6702 Set TREE_ADDRESSABLE as the variables are added to the set.
6704 (add_stmt_operand): Do not try to micro-optimize unmodifiable
6705 operands into VUSEs when adding V_MAY_DEFs for members in an
6707 * tree-ssa-operands.h (add_to_addressable_set): Declare.
6708 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6709 (struct variable_info): Add bitfield is_heap_var.
6710 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6711 (new_var_info): Initialize is_heap_var.
6712 (get_constraint_for): Add HEAP variables to the symbol table.
6713 Mark them with is_heap_var.
6714 (update_alias_info): New. Taken mostly from the old
6715 compute_points_to_and_addr_escape.
6716 (handle_ptr_arith): New.
6717 (find_func_aliases): Call update_alias_info.
6718 Call handle_ptr_info for tcc_binary expressions.
6719 Call mark_stmt_modified.
6720 (create_variable_info_for): If DECL has subvars, do not create
6721 variables for its subvars. Always add all the fields.
6722 (set_uids_in_ptset): If the solution includes ANYOFFSET and
6723 SFTs, then add all the SFTs of the structure.
6724 If VI->DECL is an aggregate with subvariables, add the SFT at
6726 (find_what_p_points_to): If VI is an artificial variable,
6727 translate to bitfields in SSA_NAME_PTR_INFO.
6728 If the solution is empty, set pi->pt_vars to NULL
6729 (init_base_vars): Create ANYOFFSET.
6730 (compute_points_to_sets): Rename from create_alias_vars.
6732 (pass_build_pta): Remove.
6733 (delete_points_to_sets): Rename from delete_alias_vars.
6734 (pass_del_pta): Remove.
6735 * tree-ssa-structalias.h (struct alias_info): Move from
6737 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6738 NUM_REFERENCES_SET): Likewise.
6739 (compute_points_to_sets, delete_points_to_sets): Declare.
6741 2005-07-09 Richard Henderson <rth@redhat.com>
6743 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6744 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6745 alpha_split_lock_test_and_set_12): New functions.
6746 * config/alpha/alpha-protos.h: Update.
6747 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6748 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6749 * config/alpha/sync.md (I12MODE): New.
6750 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6751 (sync_<fetchop_name><I48MODE>): Likewise.
6752 (sync_nand<I48MODE>): Likewise.
6753 (sync_old_<fetchop_name><I48MODE>): Likewise.
6754 (sync_new_<fetchop_name><I48MODE>): Likewise.
6755 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6756 (sync_compare_and_swap<I48MODE>): Likewise.
6757 (sync_lock_test_and_set<I48MODE>): Likewise.
6758 (sync_compare_and_swap<I12MODE>): New.
6759 (sync_compare_and_swap<I12MODE>_1): New.
6760 (sync_lock_test_and_set<I12MODE>): New.
6761 (sync_lock_test_and_set<I12MODE>_1): New.
6763 2005-07-09 Diego Novillo <dnovillo@redhat.com>
6767 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6769 2005-07-09 Jakub Jelinek <jakub@redhat.com>
6771 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6772 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6774 2005-07-09 Richard SAndiford <richard@codesourcery.com>
6777 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6779 2005-07-08 David Edelsohn <edelsohn@gnu.org>
6781 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6782 memory_operand constraint.
6783 (store_conditional_<mode>): Same.
6784 (sync_compare_and_swap<mode>): Same.
6785 (sync_lock_test_and_set<mode>): Same.
6787 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
6789 Rewrite PIC support to more closely model actual instructions.
6790 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6791 (cris_symbol): Remove prototypes for removed functions.
6792 (cris_pic_symbol_type_of, cris_valid_pic_const)
6793 (cris_expand_pic_call_address): Prototypes for new functions.
6794 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6796 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6798 <case ':'>: Add case for new punctuation character.
6799 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6800 emitting (extra) PIC modifier.
6801 <case UNSPEC>: Do not assert for PLT.
6802 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6803 (cris_expand_prologue, cris_expand_epilogue): Check
6804 for pic_offset_table_rtx usage instead of taking
6805 current_function_uses_pic_offset_table as the final word.
6806 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6807 Remove flag_pic difference.
6808 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6809 the moral equivalents of...
6810 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6812 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6813 (cris_handle_option): Mark ARG as unused.
6814 (cris_expand_pic_call_address): New worker function for "call",
6816 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6817 output PIC constructs here.
6818 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6819 as symbol-specific modifers, not whole or part of operands.
6820 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6821 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6822 constants and flag_pic.
6823 (CONSTANT_INDEX_P): Adjust for new functions.
6824 (enum cris_pic_symbol_type): New helper type.
6825 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6826 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6827 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6829 ("movsi"): Emit actual instructions for GOT and relative access.
6830 ("*movsi_got_load"): New pattern to set up the register holding
6832 ("*movsi_internal"): Operand 1 is not a plain general_operand.
6833 Adjust FIXME for 'S'.
6834 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6835 Use "movs" for -fpic cases.
6836 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6837 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6838 ("call", "call_value"): Just call cris_expand_pic_call_address for
6840 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6841 Remove special pattern.
6842 ("*expanded_call_side", "*expanded_call_value_side"): New
6844 (gotplt-to-plt, gotplt-to-plt-side-call)
6845 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6847 * config/cris/cris/predicates.md
6848 ("cris_general_operand_or_gotless_symbol"): Remove unused
6850 ("cris_general_operand_or_symbol"): Adjust for new functions.
6852 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6854 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6856 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
6858 * Makefile.in (TREE_H): Add treestruct.def.
6859 (c-decl.o): Add pointer-set.h
6860 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6861 visibility on regular DECL's.
6862 (merge_decls): Fix the copying of decl nodes of various types for
6863 the new structures. Don't update RTL, section name, weak status,
6864 etc, on DECL's without RTL.
6865 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6866 Don't check volatile on non-variable types.
6867 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6868 to check whether we have seen arguments.
6869 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6870 flag is checked before field (flag is common, field is not).
6871 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
6872 TS_DECL_COMMON could have an origin.
6873 (add_location_or_const_value_attribute): Don't check section name
6874 on non-var/function decls.
6875 (dwarf2out_var_location): Reverse order of tests.
6876 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6877 with DECL_WRTL_CHECK.
6878 * expmed.c (make_tree): rtl is now in decl_with_rtl.
6879 * fold-const.c (fold_binary): Don't check weakness on
6880 non-var/function decls.
6881 (tree_expr_nonzero_p): Ditto.
6882 (fold_checksum_tree): Use tree_decl_extra as sizeof
6884 * ggc-page.c (extra_order_size_table): Add sizes for
6885 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
6887 * gimplify.c (gimplify_bind_expr): Only set
6888 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6889 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6891 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6892 * langhooks.h (init_ts). New langhook.
6893 * passes.c (rest_of_decl_compilation): Reverse order of tests.
6894 * print-tree.c (print_node): Update to only print fields that
6895 exist in the structures the passed decl has.
6896 * toplev.c (wrapup_global_declarations): Don't reset
6897 DECL_DEFER_OUTPUT on DECL's that don't contain it.
6898 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6899 * tree-inline.c (remap_decl): Ditto.
6900 * tree-outof-ssa.c (create_temp): Reverse order of tests.
6901 * tree-pretty-print.c (print_declaration): Don't print
6902 DECL_REGISTER on things that don't contain it.
6903 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6904 non-var/function decls.
6905 * tree.c (tree_contains_struct): New structure.
6906 (init_priority_for_decl): New hashtable.
6907 (tree_int_map): New structure.
6908 (tree_int_map_eq): New function.
6909 (tree_int_map_marked_p): Ditto.
6910 (tree_int_map_hash): Ditto.
6911 (tree_map): Move to tree.h.
6912 (tree_map_eq): Externalize.
6913 (tree_map_hash): Ditto.
6914 (tree_map_marked_p): Ditto.
6915 (init_ttree): Set up tree_contains_struct and call langhook.
6916 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6917 (tree_code_size): Update for new structures.
6918 (tree_node_structure): Update for new structures.
6919 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6921 (copy_node_stat): Copy init priority.
6922 (build_decl_stat): Ditto for visibility.
6923 (ts_enum_names): New.
6924 (tree_contains_struct_check_failed): New function.
6925 (decl_init_priority_lookup): Ditto.
6926 (decl_init_priority_insert): Ditto.
6927 * treestruct.def: New file.
6928 * tree.h (CODE_CONTAINS_STRUCT): New macro.
6929 (CONTAINS_STRUCT_CHECK): Ditto.
6930 (tree_contains_struct_check_failed): New prototype.
6931 (DECL_CHECK): Removed.
6932 (DECL_MINIMAL_CHECK): New.
6933 (DECL_COMMON_CHECK): Ditto.
6934 (DECL_WRTL_CHECK): Ditto.
6935 (DECL_NON_COMMON_CHECK): Ditto.
6936 (DECL_WITH_VIS_CHECK): Ditto.
6937 (VAR_OR_FUNCTION_DECL_P): Ditto
6938 (struct tree_decl_minimal): New structure.
6939 (struct tree_decl_common): Ditto.
6940 (struct tree_decl_with_rtl): Ditto.
6941 (struct tree_decl_with_vis): Ditto.
6942 (struct tree_decl_non_common): Ditto.
6943 (struct tree_field_decl): Ditto.
6944 (struct tree_parm_decl): Ditto.
6945 (struct tree_var_decl): Ditto.
6946 (struct tree_function_decl): Ditto.
6947 (struct tree_const_decl): Ditto.
6948 (struct tree_result_decl): Ditto.
6949 (union tree_node): Add new structures.
6950 * var-tracking.c (track_expr_p): Reverse order of tests.
6952 * doc/c-tree.texi: Add documentation on DECL node internal structure.
6954 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6956 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6957 * system.h: Poison FINALIZE_PIC.
6958 * doc/tm.texi (FINALIZE_PIC): Remove.
6960 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6963 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6964 to the correct type if we have a MODIFY_EXPR.
6966 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
6968 PR tree-optimization/22360
6969 * tree.c (upper_bound_in_type): Fix calculations for casting
6970 to a non-wider signed type and casting a signed value to a
6971 wider unsigned type.
6972 (lower_bound_in_type): Fix calculations for casting to a
6973 non-wider signed type.
6975 PR tree-optimization/20139
6976 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6978 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6979 fold_cond_expr_cond.
6980 * tree-ssanames.c (release_defs): Assert in_ssa_p.
6981 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6983 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
6986 * tree-complex.c (expand_complex_libcall): Produce
6987 REALPART_EXPR/IMAGPART_EXPR with the correct type.
6989 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
6991 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6992 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6993 b" assert and inserted fastpath code for this case.
6994 (bitmap_ior): Removed "a != b" assert.
6996 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6998 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6999 (ENDFILE_SPEC): Likewise.
7000 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7002 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7003 a large stack frame at epilogue.
7005 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7007 * final.c: Include sdbout.h when required.
7009 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7011 * config.gcc (*-*-darwin*): Only one target-specific header file
7013 (powerpc-*-darwin*): Add version-specific header files.
7014 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7015 * config.in: Regenerate.
7016 * configure: Regenerate.
7017 * gcc.c: Include xregex.h.
7018 (version_compare_spec_function): New.
7019 (spec_function): Add version-compare.
7020 (replace_outfile_spec_function): Reformat comment.
7021 (compare_version_strings): New.
7022 * config/darwin-c.c (version_as_macro): New.
7023 (builtin_define): New.
7024 (darwin_cpp_builtins): New.
7025 * config/darwin-protos.h (darwin_cpp_builtins): New.
7026 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7027 (LIB_SPEC): Make unconditional, update comment.
7028 (TARGET_C99_FUNCTIONS): Define.
7029 * config/darwin.opt: Sort.
7030 (mmacosx-version-min=): New.
7031 * config/darwin7.h: Delete.
7032 * config/darwin8.h: Delete.
7033 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7034 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7035 (TARGET_C99_FUNCTIONS): Define.
7036 * config/rs6000/darwin7.h: New.
7037 * config/rs6000/darwin8.h: New.
7038 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7039 (-mmacosx-version-min): Document.
7041 2005-07-07 Ian Lance Taylor <ian@airs.com>
7043 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7045 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7048 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7050 2005-07-07 Khem Raj <kraj@mvista.com>
7052 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7053 in bytes, not words.
7055 2005-07-07 Paul Brook <paul@codesourcery.com>
7057 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7058 DEFAULT_FUNCTION_ARG_PADDING to upward.
7060 2005-07-07 Richard Henderson <rth@redhat.com>
7062 * function.c (locate_and_pad_parm): Record parameter alignment in
7063 stack_alignment_needed.
7065 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7067 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7068 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7069 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7070 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7071 (define_attr "type"): Add isync, sync, load_l, store_c.
7072 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7073 Create scratch volatile MEM.
7074 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7076 (load_locked_<mode>): New.
7077 (store_conditional_<mode>): New.
7078 (sync_compare_and_swap<mode>): Replace with splitter.
7079 (sync_lock_test_and_set<mode>): Replace with splitter.
7080 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7082 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7083 is ics. Attribute isync.
7084 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7086 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7087 and UNSPECV_SYNC_OP.
7088 (emit_unlikely_jump): New.
7089 (emit_load_locked): New.
7090 (emit_store_conditional): New.
7091 (rs6000_split_compare_and_swap): New.
7092 (rs6000_split_lock_test_and_set): New.
7093 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7094 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7095 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7096 rs6000_split_lock_test_and_set): Declare.
7097 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7098 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7099 store_c, isync, sync.
7101 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7103 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7104 filenames to gtyp-gen.h.
7105 (s-typ-gen): Use it in place of for loops.
7107 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7109 * hooks.c (hook_bool_rtx_int_false): New function.
7110 * hooks.h (hook_bool_rtx_int_false): Declare.
7111 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7112 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7113 * target.h (struct gcc_target): Add commutative_p member.
7114 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7115 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7116 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7117 (pa_commutative_p): New function.
7118 * jump.c (target.h): Include.
7119 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7120 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7122 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7124 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7125 (s390_expand_setmem): New.
7126 * config/s390/s390.c: Likewise.
7127 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7129 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7130 general_operand. Call new function "s390_expand_setmem".
7131 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7132 ("setmem_long", "*setmem_long"): ... this.
7134 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7136 * config/s390/s390.c: (optimization_options): Enable
7137 TARGET_MVCLE at -Os.
7138 * doc/invoke.texi: Document changes in default behaviour.
7139 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7141 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7143 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7144 defined by back-end.
7146 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7148 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7149 all sets in the pattern.
7150 * config/rs6000/rs6000.md (stack_protect_testsi,
7151 stack_protect_testdi): Likewise.
7153 2005-07-06 Jeff Law <law@redhat.com>
7155 * tree-vrp.c (simplify_using_ranges): Kill.
7156 (vrp_finalize): Remove call to simplify_using_ranges.
7157 (simplify_stmt_using_ranges): New function extracted from
7158 simplify_using_ranges.
7159 (simplify_div_or_mod_using_ranges): Likewise.
7160 (simplify_abs_using_ranges): Likewise.
7161 (simplify_cond_using_ranges): New function.
7162 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7163 * tree-ssa-propagate.c (substitute_and_fold): Call
7164 simplify_stmt_using_ranges if we have range information.
7166 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7168 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7169 ia64_flag_schedule_isns2.
7171 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7172 reading/writing general registers.
7173 (ia64_function_arg): Revert 2005-06-18 change.
7175 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7177 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7178 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7180 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7182 * function.c (expand_function_end): Revert part of 2005-06-27
7183 patch. Do sjlj_emit_function_exit_after after return_label.
7185 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7187 * doc/install.texi (--disable-libssp): New.
7189 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7191 * doc/invoke.texi: Update -fforce-mem documentation.
7192 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7193 code for -fforce-mem.
7194 * expmed.c: (store_bit_field,store_fixed_bit_field,
7195 extract_bit_field): Ditto.
7196 * expr.c: (convert_move): Ditto.
7197 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7198 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7199 emit_conditional_add,expand_float,expand_fix): Ditto.
7200 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7201 (common_handle_option): Issue warning when -fforce-mem specified.
7203 2005-07-06 Paul Brook <paul@codesourcery.com>
7205 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7207 * configure: Regenerate.
7209 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7211 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7213 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7215 Fix PR tree-optimization/22319
7216 Fix PR tree-optimization/22140
7217 Fix PR tree-optimization/22310
7219 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7220 variable sized types.
7221 Use correct type for intermediate structure on *a = *b structure
7224 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7226 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7228 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7229 (machine_function): Move typedef to...
7230 * config/rs6000/rs6000.c (machine_function): ... here. Add
7231 varargs_save_offset field.
7232 (rs6000_stack_t): Remove varargs_size field.
7233 (setup_incoming_varargs): Allocate varargs save area using
7234 assign_stack_local, try to make it as small as possible.
7235 Save offset from virtual_stack_vars_rtx to the save area
7236 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7237 instead of magic 8 when fp word byte size is used.
7238 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7239 instead of -RS6000_VARARGS_SIZE.
7240 (rs6000_stack_info, debug_stack_info,
7241 rs6000_initial_elimination_offset): Remove all traces of
7243 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7244 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7245 RS6000_VARARGS_AREA.
7247 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7249 PR tree-optimization/21963
7250 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7251 constant_multiple_of in the same way get_computation_cost_at does.
7253 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7255 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7256 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7257 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7258 and return its previous value.
7259 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7260 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7262 (stack_protect_set, stack_protect_test): New expanders.
7263 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7264 stack_protect_testdi): New insns.
7265 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7266 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7268 2005-07-06 Jeff Law <law@redhat.com>
7270 * tree-ssa-dce.c (cfg_altered): New global.
7271 (tree_dce_init): Initialize cfg_altered.
7272 (remove_dead_stmt): If we remove an edge in the CFG, then set
7274 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7277 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7279 * Makefile.in (stamp-collect-ld): Use
7280 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7281 ./collect-ld if it already exists.
7282 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7283 Don't remove ./nm if it already exists.
7285 2005-07-05 Devang Patel <dpatel@apple.com>
7287 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7288 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7289 * tree-vectorizer.c (vect_loop_location): New.
7290 (vect_print_dump_info): Use vect_loop_location.
7291 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7292 (vectorize_loops): Set vect_loop_location.
7293 * tree-vect-analyze.c (vect_analyze_offset_expr,
7294 vect_determin_vectorization_factor, vect_analyze_operations,
7295 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7296 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7297 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7298 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7299 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7300 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7301 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7302 vect_analyze_loop): Adjust vect_print_dump_info API.
7303 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7304 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7305 vect_finish_stmt_generation, vectorizable_assignment,
7306 vectorizable_operation, vectorizable_store, vectorizable_load,
7307 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7308 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7309 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7310 vect_transform_loop): Same.
7311 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7312 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7315 2005-07-05 Randolph Chung <tausq@debian.org>
7317 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7318 * configure: Regenerate.
7319 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7320 (pa_tls_referenced_p): Declare.
7321 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7322 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7323 (legitimize_tls_address): New.
7324 (hppa_legitimize_address): Handle TLS addresses.
7325 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7326 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7327 (emit_move_sequence): Handle TLS addresses.
7328 (pa_encode_section_info): Call default handler to handle common
7330 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7331 (CONSTANT_ADDRESS_P): Reject TLS operands.
7332 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7333 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7334 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7335 (UNSPEC_TLSLE): Define new constants.
7336 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7337 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7338 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7339 (tie_symbolic_operand, tle_symbolic_operand): New
7341 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7343 * aclocal.m4: Update macros for autoconf 2.59 style.
7344 * configure.ac: Likewise.
7346 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7348 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7349 (function_arg): Pass small aggregates in general registers on 32-bit
7351 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7353 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7355 * Makefile.in (final.o): Fix dependencies.
7357 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7361 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7362 * langhooks.c (lhd_expr_to_decl): New.
7363 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7365 (LANG_HOOKS_INITIALIZER): Update.
7366 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7367 expr_to_decl langhook.
7368 * c-tree.h (c_expr_to_decl): Declare.
7369 * c-typeck.c (c_expr_to_decl): New.
7370 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7372 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7374 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7377 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7378 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7380 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7382 * Makefile.in: Adjust dependencies.
7383 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7384 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7385 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7386 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7387 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7388 rest_of_compilation.
7390 * bb-reorder.c (gate_duplicate_computed_gotos,
7391 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7392 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7393 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7394 pass_partition_blocks): New.
7395 * bt-load.c (gate_handle_branch_target_load_optimize,
7396 rest_of_handle_branch_target_load_optimize,
7397 pass_branch_target_load_optimize): New.
7398 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7400 * cfglayout.c (pass_insn_locators_initialize): New.
7401 * cfgrtl.c (pass_free_cfg): New.
7402 * combine.c (gate_handle_combine, rest_of_handle_combine,
7404 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7405 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7406 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7407 * except.c (pass_set_nothrow_function_flags,
7408 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7410 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7411 rest_of_handle_shorten_branches, pass_shorten_branches,
7412 rest_of_clean_state, pass_clean_state): New.
7413 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7414 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7415 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7417 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7418 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7419 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7420 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7422 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7423 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7424 pass_rtl_ifcvt, gate_handle_if_after_combine,
7425 rest_of_handle_if_after_combine, pass_if_after_combine,
7426 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7427 pass_if_after_reload): New.
7428 * integrate.c (pass_initial_value_sets): New.
7429 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7430 pass_purge_lineno_notes): New.
7431 * mode-switching.c (rest_of_handle_mode_switching,
7432 pass_mode_switching): New.
7433 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7434 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7436 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7437 pass_loop_optimize): New.
7438 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7440 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7442 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7443 pass_postreload_cse): New.
7444 * profile.c (gate_handle_profiling, pass_profiling,
7445 rest_of_handle_branch_prob, pass_branch_prob): New.
7446 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7447 pass_split_before_regstack, gate_handle_split_before_regstack,
7448 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7449 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7450 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7451 pass_stack_regs): New.
7452 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7453 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7454 pass_stack_adjustments): New.
7455 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7456 pass_regrename): New.
7457 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7458 pass_delay_slots, gate_handle_machine_reorg,
7459 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7460 * rtl.h (extern void purge_line_number_notes): New.
7461 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7462 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7464 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7466 * value-prof.c (gate_handle_value_profile_transformations,
7467 rest_of_handle_value_profile_transformations,
7468 pass_value_profile_transformations): New.
7469 * var-tracking.c (gate_handle_var_tracking,
7470 pass_variable_tracking): New.
7471 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7473 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7474 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7475 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7476 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7477 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7478 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7479 rest_of_handle_gcse2, rest_of_handle_regmove,
7480 rest_of_handle_tracer, rest_of_handle_if_conversion,
7481 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7482 rest_of_handle_web, rest_of_handle_branch_prob,
7483 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7484 rest_of_handle_jump_bypass, rest_of_handle_combine,
7485 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7486 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7487 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7488 rest_of_handle_mode_switching, rest_of_handle_jump,
7489 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7490 rest_of_handle_flow2, rest_of_handle_jump2,
7491 rest_of_handle_peephole2, rest_of_handle_postreload,
7492 rest_of_handle_shorten_branches, rest_of_clean_state,
7493 rest_of_compilation): Remove.
7495 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7496 * passes.c (dump_flags, in_gimple_form, all_passes,
7497 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7498 register_dump_files, next_pass_1, last_verified, execute_todo,
7499 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7500 from tree-optimize.c.
7501 (init_optimization_passes): Moved from tree-optimize.c,
7502 adding the RTL optimizations.
7503 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7504 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7505 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7506 register_dump_files, next_pass_1, last_verified, execute_todo,
7507 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7508 init_tree_optimization_passes, ipa_passes): Delete.
7509 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7511 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7512 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7514 (ipa_passes): Remove.
7515 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7516 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7517 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7518 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7519 (dump_info_p, dump_flag): Moved to tree-dump.h.
7521 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7523 * passes.c (finish_optimization_passes): Use dump_begin
7524 and dump_end, TDI_end.
7525 (gate_rest_of_compilation): New.
7526 (pass_rest_of_compilation): Use it.
7527 (gate_postreload, pass_postreload): New.
7528 * toplev.c (general_init): Rename init_tree_optimization_passes.
7529 * toplev.h (init_tree_optimization_passes): Rename to
7530 init_optimizations_passes.
7531 * tree-dump.c (dump_flag): Make static.
7532 (dump_files): Remove RTL dumps.
7533 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7534 pass_cleanup_cfg, pass_free_cfg_annotations,
7535 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7536 pass_init_datastructures, pass_fixup_cfg): Make non-static.
7537 * tree-pretty-print.c: Include tree-pass.h.
7538 * cgraph.c: Include tree-dump.h.
7540 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7542 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7543 Only fall back to saying it points to readonly memory if
7546 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7548 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7549 * config/m32r/m32r.c (m32r_compute_frame_size,
7550 m32r_expand_prologue): Take current_function_profile into
7551 account whenever we reference
7552 current_function_uses_pic_offset_table.
7553 (m32r_finalize_pic): Remove.
7554 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7556 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
7558 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7559 instead of $<. Don't remove ./as if it already exists.
7561 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7564 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7565 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7566 for complex modes when generating code for PA 1.0.
7567 (VALID_FP_MODE_P): New macro.
7568 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7569 sets for all general and floating point modes. Align wide floating
7570 point modes to even register boundaries to comply with architectural
7572 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7573 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7574 (VALID_FP_MODE_P): New macro.
7575 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
7576 sets for all general and floating point modes. Align wide floating
7577 point modes to even register boundaries to comply with architectural
7580 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7582 * tree-dump.c (dump_files): Initialize dump number for .cgraph
7585 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7587 * tree-ssa-structalias.c: Don't include expr.h.
7589 2005-07-04 Diego Novillo <dnovillo@redhat.com>
7591 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7594 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
7596 Fix PR tree-optimization/22279
7598 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7601 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
7603 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7605 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7607 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7608 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7609 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7610 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7611 config/stormy16/stormy16.c, config/v850/v850.c,
7612 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7613 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7614 Avoid "." or "\n" at end of diagnostics and capital letters at
7615 start of diagnostics.
7616 * combine.c, cse.c: Don't translate dump file output.
7617 * toplev.c (print_version): Only translate output if going to
7620 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7622 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7623 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7626 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7628 * pa.c (fix_range): Fix typo in comment.
7630 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
7632 * tree-vrp.c (extract_range_from_assert): Replace
7633 fold (build (...)) with fold_build2.
7635 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7637 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7638 gcc_gfc_char_table, init_dynamic_gfc_info): New.
7639 (format_types_orig, handle_format_attribute): Add support for
7642 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
7644 * varasm.c (assemble_variable): Fix format specifier thinko.
7646 2005-07-03 Ira Rosen <irar@il.ibm.com>
7648 PR tree-optimization/22029 (and 22135)
7649 * tree-pretty-print.c (dump_generic_node): Check that the node is not
7650 a phi node before calling dump_vops.
7652 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7654 * tree-dump.h (dump_string_field): Declare.
7655 * tree-dump.c: Use it instead of dump_string.
7656 (dump_string_field): Make non-static.
7658 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
7660 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7661 up the minimal CFG stuff always when optimize > 0. Call
7662 split_all_insns_noflow in PIC case if needed.
7664 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
7665 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7668 * c-decl.c (c_write_global_declarations): Dump contents of
7670 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7671 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7672 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7673 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7676 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
7678 * c-common.h (GCC_DIAG_STYLE): Define.
7679 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
7680 version for format checking to 4.1.
7681 * c-format.c: Include toplev.h after c-common.h.
7682 (enum format_type): Add gcc_tdiag_format_type.
7683 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7684 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7685 (format_types_orig): Add gcc_tdiag.
7686 (init_dynamic_diag_info): Support gcc_tdiag formats.
7687 (handle_format_attribute): Likewise.
7688 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7689 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
7690 version for format checking to 4.1.
7691 (warning0, warning, error, pedwarn, sorry): Use
7693 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7694 (finish_aliases_1): Do not use %qE.
7695 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7696 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7697 Correct format bugs.
7698 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7699 parameter to unsigned HOST_WIDE_INT.
7700 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7702 2005-07-02 David Edelsohn <edelsohn@gnu.org>
7705 * expr.c (write_complex_part): Use adjust_address for MEM.
7706 (read_complex_part): Same.
7708 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
7710 Fix PR tree-optimization/22280
7712 * tree-sra.c (generate_element_init): Remove useless loop.
7714 2005-07-02 Richard Henderson <rth@redhat.com>
7716 * config/alpha/alpha.c (alpha_legitimize_address): Check for
7718 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7720 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
7723 * fold-const.c (fold_binary): Handle the return value of
7724 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7725 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7727 2005-07-02 Jeff Law <law@redhat.com>
7729 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7730 a eliminate type conversion which feeds an equality comparison
7731 if the original type or either operand in the comparison is a
7734 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
7736 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7737 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7739 * config/avr/avr.c: Do not use '`' as left quote.
7740 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7741 Remove "." from end of diagnostics. Make diagnostics start with
7744 2005-07-02 Zack Weinberg <zack@codesourcery.com>
7745 Joseph S. Myers <joseph@codesourcery.com>
7747 * toplev.c (default_tree_printer): Handle setting location with
7749 * c-objc.common.c (c_tree_printer): Likewise.
7750 * c-format.c (gcc_diag_flag_specs): Add '+'.
7751 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7752 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7754 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7755 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7756 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7757 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7758 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7759 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
7760 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
7761 format arguments where %J is used without %D.
7763 2005-07-02 Jakub Jelinek <jakub@redhat.com>
7765 * gcc.c (LINK_SSP_SPEC): Define.
7766 (link_ssp_spec): New variable.
7767 (LINK_COMMAND_SPEC): Add %(link_ssp).
7768 (static_specs): Add link_ssp_spec.
7769 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7770 * configure: Rebuilt.
7771 * config.in: Rebuilt.
7773 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7774 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7775 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7776 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7777 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7778 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7779 -0x7008(2) instead of reading __stack_chk_guard variable.
7780 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7782 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7783 (stack_protect_set, stack_protect_test): Use *_tls* patterns
7784 if TARGET_THREAD_SSP_OFFSET is defined.
7785 (stack_tls_protect_set_si, stack_tls_protect_set_di,
7786 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7789 2005-06-27 Richard Henderson <rth@redhat.com>
7790 * libgcc-std.ver (GCC_4.1.0): New.
7791 * libgcc.h (__stack_chk_guard): Declare.
7792 (__stack_chk_fail, __stack_chk_fail_local): Declare.
7793 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7794 * mklibgcc.in (lib2funcs): Add them.
7796 2005-07-01 Richard Henderson <rth@redhat.com>
7798 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7799 void * before struct sigcontext *.
7800 (x86_fallback_frame_state): Likewise.
7802 2005-07-01 James E. Wilson <wilson@specifixinc.com>
7804 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7806 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7809 * tree-ssa-reassoc.c (should_transpose): Fix which operand
7810 we check for SSA_NAME for.
7812 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
7814 Fix PR tree-optimization/22071
7816 * tree-ssa-structalias.c (offset_overlaps_with_access): New
7818 (get_constraint_for_component_ref): Use it.
7820 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
7823 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7824 print out the last new line.
7826 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
7828 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7829 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7830 * config/cris/cris.c (cris_conditional_register_usage): Adjust
7831 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7832 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7833 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7834 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7835 (enum reg_class): New member CC0_REGS.
7836 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7837 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7838 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7839 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7840 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7841 Adjust for register now described.
7843 2005-07-01 Jakub Jelinek <jakub@redhat.com>
7846 * config/i386/i386.md (stack_protect_test_si,
7847 stack_protect_test_di): Add earlyclobber for scratch 3.
7848 * config/rs6000/rs6000.md (stack_protect_testsi,
7849 stack_protect_testdi): Add earlyclobber for scratch 3,
7850 remove earlyclobber from scratch 4.
7852 Older entries for 2005 can be found in ChangeLog-2005.