1 2005-10-24 Alan Modra <amodra@bigpond.net.au>
3 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
4 peculiarity of GOT/TOC section usage.
6 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
9 * c-common.c (constant_string_class_name): Add documentation.
11 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
14 * recog.c (peephole2_optimize): Increment peep2_current_count
15 only when the slot is empty.
17 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20 * except.c (output_function_exception_table): Call
21 assemble_external_libcall if we need a personality function.
23 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
25 PR rtl-optimization/24460
26 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
27 set the basic block for barriers.
29 2005-10-21 Janis Johnson <janis187@us.ibm.com>
31 * var-tracking.c (vt_initialize): Initialize post.
33 2005-10-21 Devang Patel <dpatel@apple.com>
36 * c-common.c (vector_types_convertible_p): Check vector element type.
38 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
40 * config/sh/sh.c (prepare_move_operands): Handle the address
41 constant which is a tls symbolic address plus a constant.
43 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
46 * gcc.c (main): Use the correct counter for erroring out
49 2005-10-21 Alan Modra <amodra@bigpond.net.au>
52 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
53 use r2 for 64-bit tls .got access.
55 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
57 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
60 2005-10-20 Steven Bosscher <stevenb@suse.de>
62 PR tree-optimization/24225
63 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
65 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
68 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
70 * varasm.c (find_decl_and_mark_needed): After cgraph global info
71 is ready, stop marking functions, but still mark variables.
73 2005-10-20 Richard Guenther <rguenther@suse.de>
76 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
79 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
81 PR rtl-optimization/23585
82 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
83 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
84 (may_trap_p_1): New predicate extracted from...
85 (may_trap_p): ... here. Invoke may_trap_p_1.
86 (may_trap_or_fault_p): New predicate.
87 * rtl.h (may_trap_or_fault_p): Declare it.
88 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
89 instead of may_trap_p.
90 (steal_delay_list_from_fallthrough): Likewise.
91 (fill_simple_delay_slots): Likewise.
92 (fill_slots_from_thread): Likewise.
93 * function.c (pad_to_arg_alignment): Rework comment about
94 SPARC_STACK_BOUNDARY_HACK.
95 * config/sparc/sparc.h: Likewise.
97 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
99 * config/s390/s390.c (s390_expand_insv): New.
100 * config/s390/s390-protos.h (s390_expand_insv): Declare.
101 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
102 ("icm_hi"): Remove mode attribute.
103 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
105 ("*extracthi", "*extractqi"): Remove.
106 (extv<mode>", "*extzv<mode>"): New.
107 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
108 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
110 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
112 * cfgexpand.c (discover_nonconstant_array_refs_r,
113 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
114 (tree_expand_cfg): Call discover_nonconstant_array_refs.
115 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
116 discover_nonconstant_array_refs.
118 2005-10-19 Steven Bosscher <stevenb@suse.de>
121 * c-decl.c (pop_scope): Don't warn about an unused variable
122 if it is marked with TREE_NO_WARNING.
123 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
124 somenow mismatch and olddecl is to be replaced.
126 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
129 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
130 whether registers live on the edge can be saved/restored.
132 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
134 * config/sh/sh.c (fixup_mova): Skip notes.
136 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
138 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
139 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
140 (s390_can_eliminate): Handle BASE_REGNUM elimination.
141 (s390_initial_elimination_offset): Likewise.
142 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
143 register on TARGET_ZARCH targets.
144 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
145 (INITIAL_FRAME_POINTER_OFFSET): Remove.
146 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
147 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
149 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
151 * config/s390/s390.md: Comment describing output modifiers updated.
152 * config/s390/s390.c (print_operand): Likewise.
154 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
156 * config/s390/s390.c (override_options): Added check for -mstack-size
158 * doc/invoke.texi: Mention that limit in the documenation.
160 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
163 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
165 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
167 Fix PR tree-optimization/24231
169 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
170 (compute_avail): Ditto.
172 2005-10-18 Richard Henderson <rth@redhat.com>
175 * config/i386/i386.c (legitimate_constant_p): Check
176 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
178 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
179 (legitimate_pic_address_disp_p): Reorg CONST checking to make
180 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
182 (print_operand_address): Likewise.
183 * config/i386/predicates.md (x86_64_immediate_operand): Test
184 SYMBOL_REF_TLS_MODEL properly inside CONST.
185 (x86_64_zext_immediate_operand): Likewise.
186 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
187 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
188 * config/i386/i386-protos.h: Remove predicates.md entries.
190 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
192 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
193 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
195 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
196 Ian Lance Taylor <ian@airs.com>
199 * fold-const.c (fold_widened_comparison): Do not allow range based
200 constant folding when right operand cannot be unwidened.
202 2005-10-17 Richard Henderson <rth@redhat.com>
204 * builtins.c (expand_builtin_synchronize): Build a new-style asm
205 with a memory clobber.
207 2005-10-17 James E Wilson <wilson@specifix.com>
209 PR rtl-optimization/17356
210 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
211 checking for EDGE_EH.
213 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
215 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
216 the slot on an even boundary for any type with 16-byte alignment.
218 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
221 * md.texi (Modifiers) <%>: Clarify that % doesn't work
222 after register allocation.
224 2005-10-17 DJ Delorie <dj@redhat.com>
226 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
229 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
232 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
235 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
237 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
238 to 2 if it's already non-zero.
239 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
240 is set and warn about it if flag_schedule_insns is 1.
242 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
244 * config/crx/crx.md: Compare-and-branch instructions need to
247 2005-10-17 Uros Bizjak <uros@kss-loka.si>
250 * config/i386/i386.md (*pushdi2_rex64 splitter)
251 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
252 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
253 flow2 pass only when (optimize > 0 && flag_peephole2).
255 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
258 * gcc.c (have_c): New static variable.
260 (process_command): Remove declation of have_c.
261 Set have_o to 1 when handling -o.
262 (main): Add a fatel error if there are multiple
263 files specified and -o and -c/-S is passed witout
264 -combine or multiple languages.
266 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
268 Fix PR tree-optimization/22444
269 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
270 Assert that we don't hit something with subvars.
271 (setup_pointers_and_addressables): Don't add things with subvars,
272 because we'll already process the subvars for aliasing purposes.
274 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
277 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
278 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
279 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
280 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
281 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
282 swapped, alternatives for the R constraint.
285 * builtins.c (get_builtin_sync_mode): Make unlimited
286 mode_for_size request.
288 2005-10-15 Richard Henderson <rth@redhat.com>
290 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
291 (gimplify_expr): ... here.
292 (gimplify_compound_lval): Use it in initial scan loop. Allow
293 fb_lvalue in base expression.
295 2005-10-15 Richard Henderson <rth@redhat.com>
298 * builtins.c (expand_builtin_trap): Export.
299 * expr.h (expand_builtin_trap): Declare.
300 * expr.c (expand_assignment): Emit a trap for integral offsets
301 from registers that weren't reduced to bitpos.
303 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
304 (mark_array_ref_addressable): Remove.
305 * tree-flow.h (mark_array_ref_addressable): Remove.
306 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
308 2005-10-15 James E Wilson <wilson@specifix.com>
311 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
312 (add_dependence_list_and_free): Likewise.
313 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
316 2005-10-15 Diego Novillo <dnovillo@redhat.com>
320 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
321 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
323 (vrp_visit_phi_node): Only prevent infinite iterations when
324 the previous result and the new result are both VR_RANGEs.
326 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
328 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
331 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
334 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
337 2005-10-14 Per Bothner <per@bothner.com>
339 PR preprocessor/21250
340 * c-ppoutput.c (print_line): Print internal line 0 as 1.
342 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
345 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
346 overflow flags. Refactor some conditionals.
348 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
351 * tree-dfa.c (add_referenced_var): Only look at decls which
352 have TREE_CONSTANT or TREE_READONLY set instead of if
353 !TREE_PUBLIC or !TREE_CONSTANT.
355 2005-10-13 James E Wilson <wilson@specifix.com>
357 * doc/invoke.texi: For -x, add f95-cpp-input.
358 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
360 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
362 PR tree-optimization/24262
363 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
364 in loop all the time.
366 2005-10-12 Richard Henderson <rth@redhat.com>
369 * tree.h (DECL_TRANSPARENT_UNION): Remove.
370 * function.c (assign_parm_find_data_types): Don't support it.
371 * print-tree.c (print_node): Likewise.
372 * c-common.c (handle_transparent_union_attribute): Likewise.
373 Use build_duplicate_type.
374 * tree-inline.c (remap_type_1): Split out of remap_type;
375 properly remap aggregate fields.
376 (build_duplicate_type): New.
377 * doc/extend.texi (Variable Attributes): Remove documentation
378 for transparent_union.
380 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
383 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
384 (gen_stack_pointer_dec): Likewise.
386 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
390 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
392 (struct cxx): Add adjust_class_at_definition target hook.
393 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
394 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
395 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
396 hook_void_tree. Add to TARGET_CXX.
397 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
399 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
400 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
401 instead of attribute. Check for dllexport override. Warn if
402 inconsistent dll linkage. Don't lose old dllimport if decl has
403 had address referenced. Tweak lookup of dllimport atribute.
404 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
405 for target specific rules. Don't add dllimport attribute if
406 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
408 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
409 * varasm.c (initializer_constant_valid_p): Replace
410 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
414 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
415 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
416 (i[34567]86-*-mingw32*): Likewise.
418 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
419 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
421 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
422 C++-specific code. Change return value to bool.
423 (i386_pe_dllimport_p): Likewise.
424 (associated_type): Simplify and make language-independent
425 (i386_pe_encode_section_info): Replace override of ambiguous
426 dllimport symbol refs with a gcc_assert.
427 (i386_pe_valid_dllimport_attribute_p): Define.
428 * config/i386/winnt-cxx.c: New file. Define C++ versions of
429 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
430 i386_pe_adjust_class_at_definition.
431 * config/i386/winnt-stubs.c: New file. Define stub versions of
432 lang-specific functions.
433 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
434 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
435 i386_pe_adjust_class_at_definition.
436 (i386_pe_valid_dllimport_attribute_p): Declare.
437 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
438 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
439 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
442 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
443 dllimport attribute with test of DECL_DLLIMPORT_P.
445 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
447 * combine.c (make_extraction): Correct offset computation.
449 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
451 * config/cris/t-linux (LIMITS_H_TEST): Define.
453 2005-10-12 Richard Henderson <rth@redhat.com>
456 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
458 2005-10-12 Richard Guenther <rguenther@suse.de>
460 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
462 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
465 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
466 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
469 2005-10-12 Richard Guenther <rguenther@suse.de>
472 * varasm.c (output_constant): Correct typo from previous
475 2005-10-11 Ian Lance Taylor <ian@airs.com>
477 PR rtl-optimization/13931
478 * combine.c: Revert patch of 2003-05-14, and:
479 (try_combine): Only set elim_i1 and elim_i2 if the destination is
480 completely killed in the appropriate insn.
481 (distribute_notes): Don't skip multiple hard register test for
484 2005-10-11 Richard Henderson <rth@redhat.com>
487 * c-typeck.c (convert_for_assignment): Use build_constructor_single
488 to initialize a transparent union instead of a nop_expr.
490 2005-10-11 Richard Henderson <rth@redhat.com>
492 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
493 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
494 (tree_ssa_dce_loop): Call scev_reset.
497 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
498 * tree-ssa-dce.c: Include cfgloop.h.
499 (tree_ssa_dce_loop, pass_dce_loop): New.
500 * tree-pass.h (pass_dce_loop): Declare it.
501 * passes.c (init_optimization_passes): Use it.
503 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
506 * convert.c (convert_to_real): Revert 2005-10-05 patch.
507 Only apply the optimization for rounding builtins if the inner
508 cast is also an extension.
510 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
513 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
514 mark_new_vars_to_rename instead of update_stmt.
516 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
518 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
520 2005-10-11 Jakub Jelinek <jakub@redhat.com>
522 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
523 for setting MMX register to 0 rather than mmx.
525 2005-10-10 Steve Ellcey <sje@cup.hp.com>
528 * configure.ac: Move gas check from mips specific case to common case.
529 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
530 * configure: Regenerate
531 * doc/install.texi: Update.
533 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
536 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
538 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
540 * gcc.c (do_spec_1): Accept numeric characters in file name
543 2005-10-10 Nick Clifton <nickc@redhat.com>
545 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
546 describing the deleted arm_gen_rotated_half_load function.
548 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
550 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
553 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
555 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
557 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
558 (EXTRA_MULTILIB_PARTS): Define.
559 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
560 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
561 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
562 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
563 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
564 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
566 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
568 PR tree-optimization/24226
569 * tree-cfg.c (remove_bb): Clean up unreachable loops.
570 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
571 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
574 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
576 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
578 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
581 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
582 Rewrite for no need for the early clobber.
584 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
586 Merge from csl-arm-branch:
587 2005-09-07 Paul Brook <paul@codesourcery.com>
588 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
591 2005-04-30 Paul Brook <paul@codesourcery.com>
592 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
593 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
595 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
596 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
597 (arm_override_options): Use TARGET_AAPCS_BASED.
598 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
599 (PTRDIFF_TYPE): Use int for AAPCS.
600 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
601 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
602 (DEFAULT_SHORT_ENUMS): Delete.
603 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
605 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
606 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
607 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
608 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
610 2004-12-03 Mark Mitchell <mark@codesourcery.com>
611 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
613 2004-11-22 Mark Mitchell <mark@codesourcery.com>
614 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
616 2004-11-19 Mark Mitchell <mark@codesourcery.com>
617 * config.gcc (arm*-*-linux-gnueabi): Add it.
618 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
620 (TARGET_OS_CPP_BUILTINS): Likeiwse.
621 * config/arm/linux-eabi.h: New file.
622 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
623 (LINUX_TARET_LINK_SPEC): Likewise.
625 * config/arm/t-linux-eabi: New file.
627 2005-10-08 Steven Bosscher <stevenb@suse.de>
630 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
632 (PARAM_SMS_DFA_HISTORY): Likewise.
634 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
637 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
638 (load_register_parameters): Call it.
639 (check_sibcall_argument_overlap_1): Likewise.
640 (store_one_arg): Likewise.
642 2005-10-07 James E. Wilson <wilson@specifix.com>
644 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
645 DImode not VECINT24 for operand 2.
648 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
652 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
653 fr_spill): Use destination_operand for operand 0.
655 2005-10-07 DJ Delorie <dj@redhat.com>
657 * varasm.c (output_constant): Limit error to expanding
660 2005-10-07 Richard Guenther <rguenther@suse.de>
663 * fold-const.c (fold_binary): Fix operand types during folding
664 of X op (A, Y). Evaluation order of the side-effects of
665 X and A are frontend-defined, so ensure we honour that even for
666 tcc_comparison class operands; eased by removing duplicate code.
668 2005-10-07 Steve Ellcey <sje@cup.hp.com>
670 * stor-layout.c (layout_type): Do not allow alignment of array
671 elements to be greater than their size.
673 2005-10-07 Steve Ellcey <sje@cup.hp.com>
675 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
677 (hppa*-*-linux*): Ditto.
678 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
679 * config/host-hpux.c: New.
680 * config/x-hpux: New.
681 * config/pa/x-hpux: Remove.
682 * config/pa/x-linux: Remove.
683 * config/pa/pa-host.c: Remove.
685 2005-10-07 Jeff Law <law@redhat.com>
687 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
688 determine whether or not to try and thread outgoing edges.
690 2005-10-07 David Edelsohn <edelsohn@gnu.org>
692 * config/rs6000/rs6000.md (eqsi_power): New.
693 (neg_eq0si): Add TARGET_POWER to final condition.
696 2005-10-06 Richard Henderson <rth@redhat.com>
698 * config/rs6000/rs6000.c: Revert last change.
700 2005-10-06 Richard Henderson <rth@redhat.com>
702 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
703 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
705 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
709 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
710 out return_label and naked_return_label.
712 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
714 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
717 2005-10-06 Richard Henderson <rth@redhat.com>
720 * tree-inline.c (declare_return_variable): Handle modify_dest not
723 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
725 Fix PR tree-optimization/22488
726 * tree-ssa-structalias.c (check_for_overlaps): New function.
727 (create_variable_info_for): Use it.
729 2005-10-06 Richard Henderson <rth@redhat.com>
732 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
733 (dwarf2out_start_source_file): Print it.
735 2005-10-06 Geoffrey Keating <geoffk@apple.com>
737 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
739 2005-10-06 Richard Henderson <rth@redhat.com>
742 * mode-switching.c (optimize_mode_switching): Clear transp bit
743 for block with incomming abnormal edges.
745 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
746 (fpscr_set_from_mem): Use them.
747 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
748 (fpscr postinc splitters): Rewrite as peephole2+split.
750 2005-10-06 David Edelsohn <edelsohn@gnu.org>
752 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
753 (eq<mode>_compare): Same.
755 2005-10-06 Richard Guenther <rguenther@suse.de>
757 PR tree-optimization/24238
758 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
760 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
762 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
763 here. Use AC_PATH_PROG for environment variables instead of
765 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
767 * configure: Regenerated.
769 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
772 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
773 then force it into a register.
774 (call_value): Likewise.
776 2005-10-06 Richard Henderson <rth@redhat.com>
779 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
780 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
781 under pass_vectorize.
783 2005-10-05 Devang Patel <dpatel@apple.com>
786 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
787 handling constants. Check NAMESPACE_DECL context for constants.
789 2005-10-05 Eric Christopher <echristo@apple.com>
791 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
793 2005-10-05 Richard Henderson <rth@redhat.com>
796 * tree-cfg.c (mark_array_ref_addressable_1): New.
797 (mark_array_ref_addressable): New.
798 * tree-flow.h (mark_array_ref_addressable): Declare.
799 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
801 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
805 * reload.c (subst_reloads): When adding a REG_LABEL to a
806 jump instruction, also update JUMP_LABEL.
808 2005-10-05 David Edelsohn <edelsohn@gnu.org>
810 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
811 * bb-reorder.c (copy_bb_p): Use it.
812 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
814 2005-10-05 Richard Henderson <rth@redhat.com>
817 * toplev.c (process_options): Warn about unsupported combinations
818 of unwind tables and omit-frame-pointer.
819 * config/i386/i386.c (override_options): Similarly. Enable
820 accumulate-outgoing-args if not explicitly disabled.
822 2005-10-05 Steve Ellcey <sje@cup.hp.com>
824 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
825 Handle big endian vs. small endian.
826 (vec_initv2sf): Handle big endian vs. small endian.
827 (*vec_extractv2sf_1): Ditto.
829 2005-10-05 Dale Johannesen <dalej@apple.com>
831 * convert.c (convert_to_real): Don't convert
832 (float)floor(double d) to floorf((float)d).
834 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
836 * config/arm/arm.md (insv): Use gen_int_mode in more places.
838 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
840 PR tree-optimization/18587
841 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
842 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
843 build_vuses): Change to VEC type.
844 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
845 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
846 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
847 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
848 (get_name_decl): New. Return DECL_UID of base variable.
849 (operand_build_cmp): New. qsort comparison routine.
850 (operand_build_sort_virtual): New. Sort virtual build vector.
851 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
852 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
853 (FINALIZE_BASE): Use get_name_decl.
854 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
855 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
856 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
857 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
858 direct VEC_* manipulations.
859 (build_ssa_operands): Call operand_build_sort_virtual.
860 (copy_virtual_operand, create_ssa_artficial_load_stmt,
861 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
862 with direct VEC_* manipulations.
863 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
864 with direct VEC manipulations.
866 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
868 PR tree-optimization/21419
869 PR tree-optimization/24146
870 PR tree-optimization/24151
872 * c-typeck.c (readonly_error): Handle USE being lv_asm.
873 (build_asm_expr): Call it if outputs are read-only.
874 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
876 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
877 Paolo Bonzini <bonzini@gnu.org>
881 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
882 enable the instructions and not just the built-ins.
883 * doc/invoke.texi (x86 Options): Likewise.
885 2005-10-04 Geoffrey Keating <geoffk@apple.com>
887 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
889 * doc/invoke.texi (Option Summary): Correct spelling
890 of -mmacosx-version-min.
892 2005-10-04 Devang Patel <dpatel@apple.com>
894 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
897 2005-10-04 Steve Ellcey <sje@cup.hp.com>
899 * tree-vect-transform.c (vect_create_epilog_for_reduction):
900 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
902 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
904 * config/s390/s390.md ("TDSI","DP"): New mode macros.
905 ("TE","tg"): New mode attributes.
906 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
907 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
908 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
909 dword_mode and one for GPRmode.
911 2005-10-04 Ian Lance Taylor <ian@airs.com>
913 PR preprocessor/13726
914 * c-ppoutput.c (cb_include): Add comments parameter, and print out
915 any comments passed in.
917 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
919 * tree.c (annotate_with_file_line): Fix typo.
921 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
924 * builtins.c (fold_builtin_memcmp): When constructing the pointer
925 type used to access data in the inlined length == 1 case, use
926 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
927 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
929 2005-10-04 Uros Bizjak <uros@kss-loka.si>
931 * config/i386/i386.h (TARGET_FISTTP): Enable also for
932 TARGET_SSE3 and only for TARGET_80387.
933 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
934 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
935 Do not depend on TARGET_80387.
937 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
939 * tree.c (last_annotated_node): Change type to location_t*.
940 (annotate_with_file_line): Reflect the change of
941 last_annotated_node type.
943 2005-10-04 Richard Guenther <rguenther@suse.de>
946 * c-decl.c (grokdeclarator): Don't write to fields
949 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
952 * c-decl.c (finish_decl): Use set_user_assembler_name even for
954 * varasm.c (make_decl_rtl): If a register variable does not
955 have a set user assmbler name, error out.
956 Decode the asmspec is now name+1 bypassing '*'.
958 2005-10-04 Steven Bosscher <stevenb@suse.de>
960 PR tree-optimization/23049
961 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
962 of a COND_EXPR is folded before calling fold on the whole rhs of a
963 conditional assignment.
964 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
965 document that a COND_EXPR may appear there.
967 2005-10-03 Diego Novillo <dnovillo@redhat.com>
970 * tree-vrp.c (extract_range_from_assert): If the new numeric
971 range created out of the assertion contradicts the existing
972 numeric range of the ASSERT_EXPR variable, make the new range
975 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
977 * config/sh/sh.c (sh_register_move_cost): Add case for moving
978 from T_REGS to FP register class.
980 2005-10-03 Richard Henderson <rth@redhat.com>
983 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
984 before creating a new one.
986 2005-10-03 David Edelsohn <edelsohn@gnu.org>
988 * config/rs6000/t-aix43 (LDFLAGS): New.
989 * config/rs6000/t-aix52 (LDFLAGS): New.
991 2005-10-03 Ian Lance Taylor <ian@airs.com>
993 * gimplify.c (find_single_pointer_decl_1): New static function.
994 (find_single_pointer_decl): New static function.
995 (internal_get_tmp_var): For a formal variable, set restrict base
996 information if appropriate.
997 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
999 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1000 (DECL_GET_RESTRICT_BASE): Define.
1001 (SET_DECL_RESTRICT_BASE): Define.
1002 (decl_restrict_base_lookup): Declare.
1003 (decl_restrict_base_insert): Declare.
1004 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1005 * tree.c (restrict_base_for_decl): New static variable.
1006 (init_ttree): Initialize restrict_base_for_decl.
1007 (copy_node_stat): Copy restrict base information.
1008 (decl_restrict_base_lookup): New function.
1009 (decl_restrict_base_insert): New function.
1010 (print_restrict_base_statistics): New static function.
1011 (dump_tree_statistics): Call print_restrict_base_statistics.
1013 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1016 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1017 case of anti-ranges.
1019 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1022 * c-typeck.c (tagged_tu_seen): Rename to ...
1023 (tagged_tu_seen_cache): this and add val field.
1024 (comptypes): Move functional to comptypes_internal
1025 and free tagged_tu_seen.
1026 (comptypes_internal): New function and call comptypes_internal
1027 instead of comptypes. Speed up by sibcalling
1028 tagged_types_tu_compatible_p.
1029 (alloc_tagged_tu_seen): New function
1030 (free_all_tagged_tu_seen_up_to): New function.
1031 (tagged_types_tu_compatible_p): Return the val of the seen two
1033 Add that the two types are the same to tagged_tu_seen_base
1034 if they are and call comptypes_internal instead of comptypes.
1035 <case UNION_TYPE>: Speed up common type where the fields are
1037 (function_types_compatible_p): Call comptypes_internal instead of
1039 (type_lists_compatible_p): Likewise.
1040 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1042 2005-10-02 Matthias Klose <doko@debian.org>
1044 * doc/invoke.texi: Fix typo and speling error.
1046 2005-10-01 Richard Henderson <rth@redhat.com>
1048 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1050 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1052 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1053 using --start-group and --end-group.
1055 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1057 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1058 FIXME note regarding quirky semantics.
1060 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1063 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1064 non-null range as a last resort.
1066 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1067 Diego Novillo <dnovillo@redhat.com>
1070 * tree-vrp.c (extract_range_from_assert): For !=
1071 assertions, only build an anti-range if LIMIT is a
1072 single-valued range.
1074 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1076 * arm.md (movqi): On thumb when optimizing, handle loading from
1077 memory by describing this as taking a subreg of a zero-extended load
1078 into an SImode register.
1081 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1083 * reload1.c (merge_assigned_reloads): Do not change any
1084 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1086 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1088 * Makefile.in (LIPO_FOR_TARGET): Define.
1089 (STRIP_FOR_TARGET): Define.
1091 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1092 before creating new ones. Do symlinks before creating the actual
1095 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1096 to work out which multilibs are actually being built.
1098 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1100 * tree-vect-transform.c, config/ms1/ms1.md,
1101 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1102 Follow spelling conventions.
1103 * doc/invoke.texi, doc/md.texi: Fix typos.
1105 2005-09-30 Andrew Macleod <amacleod@redat.com>
1107 PR tree-optimization/21430
1108 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1109 use operands, and set stmt pointer if need be.
1110 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1111 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1114 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1117 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1119 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1121 * optabs.c (expand_binop): Initialize first_pass_p.
1123 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1126 * c-decl.c (c_write_global_declarations_1): If any
1127 wrapup_global_declaration_2 call returned true, restart the loop.
1129 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1131 Fix PR tree-optimization/24117
1132 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1133 before considering whether to use anyoffset.
1135 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1139 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1141 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1143 (swap_commutative_operands_with_target): New.
1145 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1148 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1151 2005-09-29 Steven Bosscher <stevenb@suse.de>
1153 PR tree-optimization/23911
1154 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1155 and IMAGPART_EXPR too.
1157 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1160 * expmed.c (expand_shift): Move logic to reverse rotation
1161 direction when rotating by constants ...
1162 * optabs.c (expand_binop): ... here.
1163 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1164 (ix86_rotrdi3): New pattern.
1165 (rotldi3): Handle 32-bit mode.
1166 (ix86_rotldi3): New pattern.
1168 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1171 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1172 check for numbers that need no bit twiddle.
1174 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1176 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1177 multilib to be built.
1179 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1180 (stage1-start): Delete old libgcc and libunwind before moving
1181 anything into the stage directory.
1182 (stage2-start): Likewise.
1183 (stage3-start): Likewise.
1184 (stage4-start): Likewise.
1185 (stageprofile-start): Likewise.
1186 (stagefeedback-start): Likewise.
1187 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1188 header in tm_file and CPU-specific t-darwin in tmake_file.
1189 (i[34567]86-*-darwin*): Don't change tm_file.
1190 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1191 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1192 shared library stub for target OS version.
1193 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1194 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1195 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1196 (libgcc_s.%.dylib): New.
1198 (install-darwin-libgcc-stubs): New.
1199 (INSTALL_LIBGCC): New append.
1200 * config/i386/darwin-libgcc.10.4.ver: New.
1201 * config/i386/darwin-libgcc.10.5.ver: New.
1202 * config/i386/t-darwin: New.
1203 * config/rs6000/darwin-libgcc.10.4.ver: New.
1204 * config/rs6000/darwin-libgcc.10.5.ver: New.
1205 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1206 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1208 2005-09-28 Paul Brook <paul@codesourcery.com>
1210 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1213 2005-09-28 Richard Guenther <rguenther@suse.de>
1215 PR tree-optimization/23853
1216 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1217 host_integerp to verify misalignment value.
1219 2005-09-28 Richard Henderson <rth@redhat.com>
1221 * builtins.c (get_builtin_sync_mode): New.
1222 (expand_builtin_sync_operation): Pass in mode argument.
1223 (expand_builtin_compare_and_swap): Likewise.
1224 (expand_builtin_lock_test_and_set): Likewise.
1225 (expand_builtin_lock_release): Likewise.
1226 (expand_builtin): Update to match.
1228 2005-09-28 Nick Clifton <nickc@redhat.com>
1230 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1231 formatting. Add check to PLUS case to ensure that the offset is
1232 within an acceptable range.
1234 * config/v850/v850.md (casesi): Disable the generation of the
1235 switch pattern as it is not being handled properly at the moment.
1237 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1238 for when the high words are identical.
1240 2005-09-27 Richard Henderson <rth@redhat.com>
1242 * pretty-print.c (pp_base_format): Fix typo for %>.
1244 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1245 Devang Patel <dpatel@apple.com>
1247 PR tree-optimization/23625
1248 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1249 LABEL_EXPR, assertion check.
1251 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1253 * optabs.c (no_conflict_move_test): Check if a result of a
1254 to-be-moved insn would be clobbered by an originally
1257 2005-09-27 Jeff Law <law@redhat.com>
1259 * passes.c (init_optimization_passes): Replace copy propagation
1260 passes immediately after DOM with phi-only copy propagation
1261 pases. Add phi-only copy propagation pass after first DOM pass.
1262 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1263 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1264 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1265 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1266 to init_copy_prop. Callers updated.
1267 (do_phi_only_copy_prop): New function.
1268 (pass_phi_only_copy_prop): New pass descriptor.
1270 2005-09-27 Nick Clifton <nickc@redhat.com>
1272 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1274 2005-09-26 Jason Merrill <jason@redhat.com>
1277 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1279 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1281 2005-09-26 James E Wilson <wilson@specifix.com>
1283 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1284 copyright. Add gcc copyright plus libgcc exception.
1285 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1287 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1289 2005-09-26 Jeff Law <law@redhat.com>
1291 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1292 about when to iterate.
1294 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1297 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1298 for __complex__ double in -mcpu=G5 mode.
1300 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1302 PR tree-optimization/23942
1303 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1304 * tree-scalar-evolution.c: Include params.h.
1306 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1307 follow_ssa_edge_in_condition_phi_branch,
1308 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1309 Change return type to t_bool. Use a parameter to limit the size of
1310 trees that are walked before stopping
1311 (analyze_evolution_in_loop): Initialize the limit to 0.
1312 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1313 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1315 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1318 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1319 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1321 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1323 * combine.c (make_extraction): Check for valid use of subreg.
1325 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1328 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1329 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1330 ("fist<mode>2_with_temp"): Use only register operands.
1332 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1334 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1335 CALL_INSN_FUNCTION_USAGE.
1337 2005-09-26 Richard Guenther <rguenther@suse.de>
1340 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1341 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1342 (ldst_entry): Use the hashtable instead of list-walking.
1343 (find_rtx_in_ldst): Likewise.
1344 (free_ldst_entry): Free the hashtable.
1345 (compute_ld_motion_mems): Create the hashtable.
1346 (trim_ld_motion_mems): Remove entry from hashtable if
1347 removing it from list.
1348 (compute_store_table): Likewise^2.
1349 (store_motion): Free hashtable in case we did not see
1352 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1354 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1355 and arg1 if we are passing them to fold_build2.
1357 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1360 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1363 2005-09-25 Richard Henderson <rth@redhat.com>
1365 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1366 SYMBOL_REF_TLS_MODEL to be correct.
1368 2005-09-24 Richard Henderson <rth@redhat.com>
1370 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1371 end of function. Reindent.
1373 2005-09-24 Ian Lance Taylor <ian@airs.com>
1375 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1376 NEGATE_EXPR/BIT_NOT_EXPR case.
1378 2005-09-24 Richard Henderson <rth@redhat.com>
1380 * c-common.c (handle_mode_attribute): When not modifying in place,
1381 create subtypes for enumerations.
1382 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1383 * gimplify.c (create_tmp_from_val): Likewise.
1385 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1387 * config/i386/i386.md (*tls_global_dynamic_64,
1388 *tls_local_dynamic_base_64): Add missing mode to call.
1389 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1391 2005-09-24 Jan Hubicka <jh@suse.cz>
1393 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1394 (cgraph_clone_node): Likewise.
1395 * cgraph.h (cgraph_clone_edge): Update prototype.
1396 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1397 duplicated prototypes; add updating argument.
1398 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1399 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1401 (cgraph_mark_inline_edge): Likewise.
1402 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1403 (cgraph_flatten_node): Likewise.
1404 (cgraph_decide_recursive_inlining): Likewise.
1405 (cgraph_decide_inlining_of_small_function): Likewise.
1406 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1408 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1409 Pete Steinmetz <steinmtz@us.ibm.com>
1411 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1412 (rldic.): Set type to "compare".
1414 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1415 mfjmpr for MFCTR/MFLR.
1416 (movdf_hardfloat64): Same.
1417 (movdf_softfloat64): Same. Correct order of store and move types.
1418 (movti_string): Set type to store_ux/load_ux.
1419 (load_multiple): Set type to load_ux.
1420 (store_multiple): Set type to store_ux.
1421 (movmemsi): Set type to store_ux.
1422 (output_cbranch direct_return): Set type to jmpreg.
1423 (stmw): Set type to store_ux.
1424 (lmw): Set type to load_ux.
1425 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1426 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1427 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1428 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1429 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1430 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1431 (rios1-fpstore): Increase latency to 3.
1432 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1433 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1435 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1436 Andrew Pinski <pinskia@physics.uc.edu>
1438 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1439 operand2 constraint to "b".
1440 (sync_<fetchop_name>di_internal): Same.
1441 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1443 (sync_old_<fetchop_name>di_internal): Same.
1444 (sync_new_<fetchop_name>si_internal): Same.
1445 (sync_new_<fetchop_name>di_internal): Same.
1447 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1450 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1451 case, define as macros.
1453 PR rtl-optimization/23837
1454 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1455 clobber / clobber match between dest and p->first.
1457 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1458 (no_conflict_move_test): Update comments.
1460 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1462 * doc/install.texi: Update URL for Jacks.
1463 * doc/sourcebuild.texi: Likewise.
1465 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1468 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1469 registers when choosing register preferences.
1470 (movdf_hardfloat64): Same.
1472 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1474 * expmed.c (expand_shift): Don't use the target of the rotate as
1475 target for the first expanded shift insn.
1476 * testsuite/gcc.dg/20050922-1.c: Testcase added.
1478 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
1480 PR tree-optimization/22438
1481 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1482 preserved iv rhs rewriting specially.
1484 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
1486 * tree-data-ref.c (analyze_array_indexes): Only estimate when
1487 estimate_only is true.
1488 * tree-flow.h (ref_contains_indirect_ref): New prototype.
1489 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1490 tree-ssa-structalias.c
1491 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1492 ref_contains_indirect_ref.
1493 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1495 2005-09-21 DJ Delorie <dj@redhat.com>
1497 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1499 (mn10300_return_in_memory): Support variable size types also.
1500 (mn10300_pass_by_reference): Likewise.
1501 (mn10300_function_value): New.
1502 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1503 (FUNCTION_OUTGOING_VALUE): Likewise.
1504 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1505 * doc/invoke.texi: Document it.
1507 2005-09-21 Uros Bizjak <uros@kss-loka.si>
1510 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1511 force integer op1 into register for XFmode compares.
1513 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1516 * expmed.c (alg_code): Add alg_impossible.
1517 (alg_hash_entry): Add cost.
1518 (synth_mult): Record alg_impossible in the hash table if
1519 multiplication by a given integer is impossble within the
1520 limit. Speed up using alg_impossible.
1522 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1524 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1525 argument. Allow and set any offset if needs_anyoffset is passed
1527 (get_constraint_for): Add argument here too.
1529 (do_structure_copy): Pass NULL to get_constraint_for.
1530 (handle_ptr_arith): Ditto.
1531 (find_func_aliases): Ditto.
1533 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
1535 PR rtl-optimization/23898
1536 * output.h (get_attr_min_length): Declare.
1537 * final.c (get_attr_length_1): New function, broken out of:
1539 (get_attr_min_length): New function.
1540 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1541 (duplicate_computed_gotos): Likewise.
1542 * genattr.c (insn_min_length): Generate declaration.
1543 * genattrtab.c (min_fn, min_attr_value): New functions.
1544 (make_length_attrs): Generate insn_min_length.
1546 2005-09-20 Steve Ellcey <sje@cup.hp.com>
1548 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1550 2005-09-20 Richard Henderson <rth@redhat.com>
1552 PR tree-optimization/24059
1553 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1556 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
1558 * c.opt (fextended-identifiers): New.
1559 * c-opts.c (c_common_handle_option): Handle
1560 -fextended-identifiers.
1561 * doc/cpp.texi: Update documentation of extended identifiers.
1562 * doc/cppopts.texi (-fextended-identifiers): Document.
1564 2005-09-20 Jakub Jelinek <jakub@redhat.com>
1566 PR tree-optimization/23929
1567 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1570 PR tree-optimization/23818
1571 * tree-stdarg.c (execute_optimize_stdarg): Call
1572 calculate_dominance_info.
1574 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
1576 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1577 (analyze_siv_subscript_cst_affine): Add weak SIV test.
1578 (compute_overlap_steps_for_affine_1_2): Use
1579 get_number_of_iters_for_loop.
1580 (analyze_subscript_affine_affine): Check whether difference is
1582 Use get_number_of_iters_for_loop.
1583 Check whether overlap occurs outside of bounds.
1584 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1586 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
1588 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1589 base register if possible.
1591 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
1593 PR tree-optimization/18463
1594 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1595 converting it directly is not possible.
1596 (chrec_convert_aggressive): New function.
1597 * tree-chrec.h (chrec_convert_aggressive): Declare.
1598 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1599 Fold chrec conversions aggressively if asked to.
1600 (instantiate_parameters): Modified because of changes in
1601 instantiate_parameters_1.
1603 2005-09-19 Richard Henderson <rth@redhat.com>
1605 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1606 (reduc_splus_v2df): New.
1608 2005-09-19 Richard Sandiford <richard@codesourcery.com>
1610 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1611 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
1613 2005-09-19 Richard Henderson <rth@redhat.com>
1615 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1618 2005-09-19 Richard Henderson <rth@redhat.com>
1620 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1621 (ia64_expand_dot_prod_v8qi): New.
1622 * config/ia64/ia64-protos.h: Update.
1623 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1624 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1625 sdot_prodv8qi, sdot_prodv4hi): New.
1626 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1628 2005-09-19 Richard Henderson <rth@redhat.com>
1631 * real.c (exact_real_truncate): Return false if the format cannot
1632 represent the number as a normal.
1634 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1635 for a memory source.
1637 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
1639 * tree-ssa-operands.c (swap_tree_operands): Export.
1640 * tree.h (swap_tree_operands): Declare.
1641 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1642 Call swap_tree_operands.
1644 2005-09-19 Richard Henderson <rth@redhat.com>
1646 * tree-flow.h (merge_alias_info): Declare.
1647 * tree-ssa-copy.c (merge_alias_info): Export.
1648 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1649 (vect_create_data_ref_ptr): Use create_iv directly.
1650 (vectorizable_load): Use correct types for integer constants.
1651 (vect_generate_tmps_on_preheader): Likewise.
1652 (vect_gen_niters_for_prolog_loop): Likewise.
1654 2005-09-19 Steven Bosscher <stevenb@suse.de>
1656 PR rtl-optimization/23943
1657 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1659 2005-09-18 Jan Hubicka <jh@suse.cz>
1661 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1663 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
1665 * varasm.c (output_constant): Do not abort on conversions to union
1666 types between different sizes.
1668 2005-09-18 Richard Guenther <rguenther@suse.de>
1671 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1674 2005-09-18 Paul Brook <paul@codesourcery.com>
1676 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1678 2005-09-17 Richard Henderson <rth@redhat.com>
1680 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1681 * tree-ssa-loop.c (pass_vect_dce): Remove.
1682 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1685 2005-09-17 Richard Henderson <rth@redhat.com>
1687 * tree-pass.h (pass_vect_dce): Declare.
1688 * passes.c (init_optimization_passes): Add it.
1689 * tree-flow.h (tree_ssa_dce): Declare.
1690 * tree-ssa-dce.c (tree_ssa_dce): Export.
1691 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1692 (gate_tree_vectorize): ... here.
1693 (pass_vect_dce): New.
1695 2005-09-17 Jan Hubicka <jh@suse.cz>
1697 * except.c (struct eh_status): Turn region_array into vec.
1698 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1699 convert_from_eh_region_ranges, find_exception_handler_labels,
1700 current_function_has_exception_handlers, assign_filter_values,
1701 build_post_landing_pads, dw2_build_landing_pads,
1702 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1703 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1704 foreach_reachable_handler, can_throw_internal_1,
1705 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1707 (duplicate_eh_region_1): Update region_array.
1708 (duplicate_eh_regions): Resize region_array and avoid recomputing.
1710 2005-09-17 David Edelsohn <edelsohn@gnu.org>
1713 * expmed.c (expand_mult): Substitute simple register for op0 when
1716 2005-09-17 Richard Henderson <rth@redhat.com>
1718 * expr.c (emit_move_via_integer): Add force argument, pass it on
1719 to emit_move_change_mode. Update callers.
1720 (emit_move_complex): Pass true to new force argument.
1721 * function.c (expand_function_end): Move expand_eh_return call
1722 earlier. Merge sub-word complex values into a pseudo before
1723 copying to the return hard register.
1725 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
1727 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1728 between different sizes.
1730 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
1734 * passes.c (init_optimization_passes): Register dump files for
1737 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
1739 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1740 * config/s390/s390.c (s390_overlap_p): New function.
1741 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1742 peephole2, "*xc" peephole2): Added overlap check to the peephole2
1745 2005-09-16 Richard Guenther <rguenther@suse.de>
1747 * ipa-pure-const.c (static_execute): Free auxiliar information.
1748 * ipa-type-escape.c (discover_unique_type): Free temporary key.
1749 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1751 2005-09-15 DJ Delorie <dj@redhat.com>
1753 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1755 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1757 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1759 (swap_commutative_operands_with_target): New.
1761 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
1763 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1766 (estimate_iters_using_array): New function.
1767 * tree-data-ref.h (estimate_iters_using_array): Prototype
1768 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1769 Use estimate_iters_using_array instead of analyze_array.
1771 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
1773 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1776 2005-09-15 Michael Matz <matz@suse.de>
1778 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1780 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
1782 PR tree-optimization/23835
1783 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1784 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1786 2005-09-14 Richard Henderson <rth@redhat.com>
1788 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1789 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1791 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
1793 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1794 in the ARRAY_TYPE case.
1796 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
1798 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1800 2005-09-14 Uros Bizjak <uros@kss-loka.si>
1803 * tree-vect-transform.c (vectorizable_operation): Return false for
1804 scalar shift operations and for vector shift operations with
1805 non-invariant shift arguments. Use scalar tree operand op1 as
1806 a shift operand when vector shift insn pattern uses scalar shift
1808 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1810 2005-09-14 Olivier Hainque <hainque@adacore.com>
1812 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1813 value if it has side-effects.
1815 2005-09-14 David Edelsohn <edelsohn@gnu.org>
1818 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1820 2005-09-14 Alan Modra <amodra@bigpond.net.au>
1822 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1823 passed as NAME as if it were label at start of function code.
1825 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
1827 * config/sh/sh.md (*movv4sf_i): Add general register cases to
1830 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
1832 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1833 as early clobber. Rewrite so the PIC register is not implicitly used.
1835 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1837 * tree.c (annotate_with_file_line): Compare line numbers before
1840 2005-09-13 Uros Bizjak <uros@kss-loka.si>
1843 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1844 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1846 2005-09-13 Ian Lance Taylor <ian@airs.com>
1848 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1849 than a HOST_WIDEST_INT to gen_doloop_begin.
1851 2005-09-13 Diego Novillo <dnovillo@redhat.com>
1853 * tree-dfa.c (dump_variable): Guard against NULL annotations.
1855 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
1857 PR tree-optimize/23817
1858 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1860 2005-09-13 Alan Modra <amodra@bigpond.net.au>
1863 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1864 word before changing the stack pointer. Use gen_frame_mem for MEMs.
1865 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1866 (restore_stack_nonlocal): Likewise.
1867 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1869 2005-09-12 Ian Lance Taylor <ian@airs.com>
1872 * c.opt (ffriend-injection): New C++ option.
1873 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1874 (C++ Dialect Options): Document -ffriend-injection.
1876 2005-09-12 Josh Conner <jconner@apple.com>
1879 * ipa-reference.c (static_execute): Don't mark variables in
1880 named sections TREE_READONLY.
1882 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1884 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1887 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
1889 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1890 V_MUST_DEF instead of just the first_use_p.
1891 Don't mark the virtual variables for renaming on the statement which
1893 (pass_dse): Remove TODO_update_ssa.
1895 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
1898 * stor-layout.c (compute_record_mode): For records with a single
1899 field, actually check the field's mode size against the type size.
1901 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1902 registers for TARGET_SHMEDIA.
1903 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1904 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
1905 of GENERAL_REGS and FP_REGS.
1907 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1909 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1911 2005-09-12 Alan Modra <amodra@bigpond.net.au>
1913 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1914 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1915 are omitted. Exclude stack_tie insn too.
1917 2005-09-11 David Edelsohn <edelsohn@gnu.org>
1919 PR rtl-optimization/23098
1920 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1922 * config/rs6000/rs6000.md (movdf splitter): Use
1923 const_double_operand predicate for TARGET_POWERPC64.
1924 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1925 SYMBOL_REF method to ABI_V4.
1927 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1928 replace_equiv_address.
1929 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1930 rs6000_sr_alias_set and MEM_NOTRAP.
1931 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1933 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
1935 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1936 handle CALL_EXPR again.
1938 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
1940 * arm/predicates.md (alignable_memory_operand): Delete.
1942 2005-09-10 Richard Henderson <rth@redhat.com>
1945 * dbxout.c (dbxout_expand_expr): New.
1946 (dbxout_symbol): Use it.
1948 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
1950 * arm.c (arm_gen_rotated_half_load): Delete.
1951 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1952 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1953 (thumb_set_return_address): Likewise.
1954 (thumb_load_double_from_address): Use adjust_address.
1955 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1956 (extendhsisi2_mem, movhi_bytes): Use change_address.
1957 (movhi): Use widen_memory_access.
1958 (reload_out_df): Use replace_equiv_address.
1959 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1961 2005-09-09 Richard Henderson <rth@redhat.com>
1964 * dbxout.c: Include expr.h.
1965 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1966 (dbxout_symbol): Handle DECL_VALUE_EXPR.
1967 * Makefile.in (dbxout.o): Add EXPR_H.
1969 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
1971 PR tree-optimization/23509
1972 * tree-cfg.c (replace_uses_by): Use replace_exp.
1973 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1974 pointers have name_mem_tag or type_mem_tag set.
1976 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1978 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1979 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1980 of wrongly accessing operands.
1982 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
1984 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1985 * tree-chrec.c: Include tree-scalar-evolution.h.
1986 (chrec_convert): Instantiate the base and step before calling
1987 scev_probably_wraps_p that would fail on parametric evolutions.
1988 Collect all the fails into a single section failed_to_convert,
1989 print a diagnostic, and return chrec_dont_know instead of calling
1991 * tree-scalar-evolution.c (loop_closed_phi_def): New.
1992 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1994 (scev_const_prop): Don't replace the definition of a loop closed ssa
1995 phi node by itself, or by another loop closed ssa phi node.
1996 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1997 that base and step are defined.
1999 2005-09-09 Richard Guenther <rguenther@suse.de>
2002 * fold-const.c (fold_ternary): Check truth_value_p before
2003 calling invert_truthvalue.
2005 2005-09-09 Nick Clifton <nickc@redhat.com>
2007 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2008 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2009 dimension of these arrays.
2010 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2012 * longlong.h: Only provide a prototype for the __clz_tab[] array
2013 if this header has not been included from libgcc2.h.
2014 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2016 Provide prototypes for exported functions.
2017 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2020 2005-09-08 Josh Conner <jconner@apple.com>
2024 * expr.c (expand_expr_addr_expr_1): Don't invoke
2025 expand_simple_binop for EXPAND_INITIALIZER.
2027 2005-09-08 Richard Henderson <rth@redhat.com>
2030 * toplev.c (wrapup_global_declaration_1): Split out ...
2031 (wrapup_global_declaration_2): ... from ...
2032 (wrapup_global_declarations): ... here. Return bool.
2033 (check_global_declaration_1): Split out ...
2034 (check_global_declarations): from here.
2035 (emit_debug_global_declarations): New.
2036 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2037 check_global_declaration_1, emit_debug_global_declarations): Declare.
2038 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2039 of decls. Call wrapup_global_declaration_1,
2040 wrapup_global_declaration_2, check_global_declaration_1 directly.
2041 (c_write_global_declarations_2): New.
2043 (c_write_global_declarations): Call c_write_global_declarations_2.
2044 * langhooks.c (write_global_declarations): Call
2045 emit_debug_global_declarations.
2047 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2048 remove decls that have DECL_RTL_SET_P.
2049 * passes.c (rest_of_decl_compilation): Invoke
2050 cgraph_varpool_finalize_decl for all but functions.
2052 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2054 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2055 the result of a conversion if the new min and max cannot be compared.
2057 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2059 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2060 (override_options): Setting s390_sr_alias_set removed.
2061 (save_fpr, save_gprs): Set alias set to vararg or frame.
2062 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2063 s390_sr_alias_set with get_frame_alias_set ().
2064 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2065 get_varargs_alias_set ().
2067 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2071 * c-parser.c (c_parser_objc_method_definition): If the next
2072 token is not "{", error out and don't start the function.
2074 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2076 * tree-vrp.c (extract_range_from_expr): Move the check for non
2077 nullness after the check for gimple invariant.
2079 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2081 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2083 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2086 * config/m32r.md (movmemsi_internal): Canonicalize order of
2087 operands in PLUS component of template.
2089 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2091 * reload1.c (fixup_eh_region_note): Remove assertion.
2092 (fixup_abnormal_edges): Reverted removal of call to
2093 find_many_sub_basic_blocks made on 2005-08-31.
2095 2005-09-07 Richard Henderson <rth@redhat.com>
2097 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2098 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2099 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2100 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2101 rearrange for better packing.
2102 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2103 (lookup_cfa_1): Remove inline marker.
2104 (cfa_equal_p): Split out of ...
2105 (def_cfa_1): ... here. Use INVALID_REGNUM.
2106 (build_cfa_loc): Handle !cfa->indirect.
2107 (frame_pointer_cfa_offset): New.
2108 (dbx_reg_number): Assert register elimination performed; do
2109 leaf register remapping.
2110 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2111 (eliminate_reg_to_offset): New.
2112 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2113 for verifiably local stack frame addresses; re-base to CFA.
2114 (mem_loc_descriptor): Remove can_use_fbreg argument.
2115 (concat_loc_descriptor, loc_descriptor): Likewise.
2116 (containing_function_has_frame_base): Remove.
2117 (rtl_for_decl_location): Don't do register elimination or
2118 leaf register remapping here.
2119 (secname_for_decl): Split out from ..
2120 (add_location_or_const_value_attribute): ... here.
2121 (convert_cfa_to_loc_list): New.
2122 (compute_frame_pointer_to_cfa_displacement): New.
2123 (gen_subprogram_die): Use them.
2124 * tree.h (frame_base_decl): Remove.
2125 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2126 (prologue_stack_adjust): Remove.
2127 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2128 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2129 (set_frame_base_location): Remove.
2130 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2131 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2132 (vt_add_function_parameters): Don't eliminate_regs.
2133 (vt_initialize): Don't create frame_base_decl.
2135 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2137 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2138 version of GNU binutils for 4.x and later.
2140 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2142 * ggc-page.c (ggc_push_context): Remove.
2143 (ggc_pop_context): Likewise.
2144 * ggc.h (ggc_push_context): Remove.
2145 (ggc_pop_context): Likewise.
2147 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2150 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2151 returning from an interrupt handler.
2153 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2156 * config/arc/arc.c (output_shift): Add check for loop count when
2159 2005-09-06 Steven Bosscher <stevenb@suse.de>
2161 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2163 (abs_replacement): Likewise.
2164 (pass_phiopt): Remove TODO_update_ssa.
2166 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2169 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2170 if "return with no value, in function returning non-void" warning
2172 * tree-cfg.c (execute_warn_function_return): Don't look at
2173 RETURN_EXPRs with TREE_NO_WARNING set.
2176 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2177 for internal functions doesn't use registers used by global registers
2178 variables. Use fewer register parameters if there are global register
2181 2005-09-06 Olivier Hainque <hainque@adacore.com>
2182 Eric Botcazou <ebotcazou@adacore.com>
2185 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2186 when we would be extracting outside its bit span (bitpos+bitsize
2187 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2188 Ada unchecked conversions.
2190 2005-09-06 Steven Bosscher <stevenb@suse.de>
2192 * tree-ssa-pre.c (try_look_through_load): New function.
2193 (compute_avail): Use it to try to look through loads for some
2194 more useful expressions.
2196 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2198 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2199 condition for detecting cases like (a&a) and (a^a).
2201 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2203 * common.opt: Add option ftree-vect-loop-version.
2204 * params.def: Add --param vect-max-version-checks.
2205 * doc/invoke.texi: Document ftree-vect-loop-version and
2206 --param vect-max-version-checks.
2207 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2208 may_misalign_stmts and defines for accessors.
2209 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2210 LOOP_VINFO_MAY_MISALIGN_STMTS.
2211 (destroy_loop_vec_info): VEC_free for
2212 LOOP_VINFO_MAY_MISALIGN_STMTS.
2213 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2214 Update documentation.
2215 (vect_update_misalignment_for_peel): New.
2216 (vect_enhance_data_refs_alignment): Update to choose loop
2217 peeling or loop versioning if appropriate for the (potentially)
2218 unaligned data references in the loop.
2219 (vect_analyze_data_refs_alignment): Remove call to
2220 vect_enhance_data_refs_alignment so the checks can be done
2222 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2223 and move up call to vect_analyze_data_refs_alignment.
2224 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2225 (vect_transform_loop): Add call to loop_version.
2227 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2229 PR rtl-optimization/23098
2230 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2231 * simplify-rtx.c (constant_pool_reference_p): New function.
2232 * rtl.h (constant_pool_reference_p): New prototype.
2233 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2234 constant_pool_reference_p in condition and
2235 avoid_constant_pool_reference in preparation statements.
2237 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2239 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2240 STRICT_LOW_PART SETs.
2242 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2245 * except.c (sjlj_emit_function_enter): Find the function begin
2246 note even when it's not in first basic block.
2248 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2250 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2251 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2252 * aclocal.m4: Regenerate.
2254 2005-09-05 DJ Delorie <dj@redhat.com>
2256 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2259 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2261 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2262 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2263 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2264 Follow spelling conventions.
2265 * doc/invoke.texi: Follow spelling conventions.
2267 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2269 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2270 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2271 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2273 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2276 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2277 (output_stack_adjust): Use gen_tmp_stack_mem.
2278 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2279 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2280 (sh_get_pr_initial_val): Likewise.
2281 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2282 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2283 * sh.md (divsi_inv_m0): Use gen_const_mem.
2284 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2285 (movdf_i4+1): Use gen_tmp_stack_mem.
2286 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2287 (fpu_switch+2): Likewise.
2288 (movv4sf_i, movv16sf_i): Use adjust_address.
2289 (symGOT_load): Set MEM_NOTRAP_P bit.
2291 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2294 * pa.c (emit_move_sequence): Fix typo in last change.
2296 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2298 PR rtl-optimization/23454
2299 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2302 2005-09-03 Richard Henderson <rth@redhat.com>
2303 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2306 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2309 2005-09-02 Nicolas Pitre <nico@cam.org>
2311 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2312 to bit_count to 32 bits.
2314 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2317 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2318 generating synthetic loads from volatile lvalues.
2320 005-09-02 Nick Clifton <nickc@redhat.com>
2322 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2323 __ctzhi2, __clzhi2): New functions.
2325 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2328 * tree-nested.c (struct var_map_elt): Mark with GTY.
2329 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2331 (lookup_field_for_decl): Allocate new element in GC memory.
2332 (lookup_tramp_for_decl): Likewise.
2333 (convert_nl_goto_reference): Likewise
2334 (create_nesting_tree): Allocate info in GC memory. Likewise for
2336 (free_nesting_tree): Free with ggc_free instead of free.
2337 (root): New static variable.
2338 (lower_nested_functions): Remove root as local variable. And zero out
2339 root at the end of the function.
2341 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2343 PR rtl-optimization/20365
2344 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2345 to short. New member ix.
2346 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2347 (simplify_plus_minus): Initialize ix members before calling qsort.
2349 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2351 PR tree-optimization/23626
2352 * tree-cfg.c (replace_uses_by): Clean up eh info.
2354 2005-09-01 DJ Delorie <dj@redhat.com>
2356 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2359 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2361 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2362 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2365 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2367 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2368 do not issue warning for a variable definition following
2371 2005-09-01 Richard Henderson <rth@redhat.com>
2374 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2375 conversion to CONST_VECTOR.
2377 2005-09-01 Richard Henderson <rth@redhat.com>
2380 * reload1.c (reload_as_needed): Check !CALL_P before calling
2381 fixup_eh_region_note.
2382 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2384 2005-09-01 DJ Delorie <dj@redhat.com>
2386 * varasm.c (output_constant): Let the target resolve
2387 conversions of addresses to non-default pointer sizes.
2389 2005-09-01 Nicolas Pitre <nico@cam.org>
2391 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2392 to alow matching ARM pre-indexed addressing mode.
2393 (arm_override_options): Remove now irrelevant comment.
2395 2005-09-01 Phil Edwards <phil@codesourcery.com>
2397 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2398 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2399 * config/i386/vxworks.h: Likewise.
2400 * config/i386/t-vxworksae: New file, for VxWorks AE.
2401 * config/i386/vxworksae.h: Likewise.
2403 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2405 PR tree-optimization/23410
2406 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2407 sequence is not wrapping during the first step.
2409 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2412 * dwarf2out.c (base_type_die): Compare char_type_node with
2413 TYPE_MAIN_VARIANT (type), not type.
2415 2005-09-01 Richard Guenther <rguenther@suse.de>
2417 PR tree-optimization/15366
2418 * common.opt: Add -finline-functions-called-once.
2419 Put -fearly-inlining in alphabetically ordered place.
2420 * doc/invoke.texi: Document new option.
2421 * ipa-inline.c (cgraph_decide_inlining): Honour
2422 flag_inline_functions_called_once.
2424 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2426 PR rtl-optimization/23478
2427 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2428 (alloc_qty): Initialize it.
2429 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2430 (combine_regs): Combine also n_throwing_calls_crossed fields.
2431 (find_free_reg): Don't attempt to caller-save pseudos crossing
2432 calls that might throw.
2433 * global.c (struct allocno): Add throwing_calls_crossed field.
2434 (global_alloc): Revert 2005-08-22 change. Initialize
2435 throwing_calls_crossed.
2436 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2439 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2442 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2443 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2444 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2445 (and64_2_operand): Tweak to use predicate.
2446 (and_operand): Adjust for mask_operand changes.
2447 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2448 (print_operand): Likewise.
2449 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2450 (mask64_1or2_operand): Delete.
2451 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2452 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2453 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2454 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2455 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2456 (rotldi3_internal4): Likewise.
2457 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2458 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2459 (ashldi3_internal7): Likewise.
2460 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2461 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2462 (anddi3 split): Don't match mask64_operand.
2463 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2464 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2465 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2466 't' splitter predicate.
2467 (movdi_internal64 + 2): Revert 2005-06-11 change.
2469 2005-08-31 DJ Delorie <dj@redhat.com>
2471 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2472 (m32c_asm_integer): Add support for 32 bit pointers.
2474 2005-08-31 Richard Henderson <rth@redhat.com>
2476 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2477 component-like references for setting MEM_NOTRAP_P.
2479 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2480 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2482 2005-08-31 Richard Henderson <rth@redhat.com>
2484 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2485 into a pseudo before applying gen_lowpart.
2487 2005-08-31 Geoffrey Keating <geoffk@apple.com>
2489 * doc/install.texi (Specific): Update cctools version required
2490 for full functionality.
2491 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2492 linkers as -macosx_version_min.
2494 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
2497 * sh.c (print_operand, %R and %S): Add handling of floating point
2498 registers, memory, constants and invalid operands.
2500 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
2502 * ipa-pure-const.c: Change dump name.
2504 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2507 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2508 to "reg_or_0_operand".
2509 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2511 2005-08-31 Dale Johannesen <dalej@apple.com>
2513 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
2514 loops that count down.
2516 2005-08-31 Richard Henderson <rth@redhat.com>
2519 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2520 (fixup_eh_region_note): New.
2521 (reload_as_needed): Call it.
2522 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2523 don't call find_many_sub_basic_blocks; call verify_flow_info.
2524 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2525 (keep_stack_depressed): Likewise.
2526 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2528 2005-08-31 Richard Henderson <rth@redhat.com>
2530 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2533 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
2535 * expr.c (expand_expr_real_1): Compare size of address
2536 mode to target's address mode size in deciding expansion of
2537 the constant address.
2539 2005-08-31 Richard Guenther <rguenther@suse.de>
2542 * expr.c (all_zeros_p): New function.
2543 (expand_expr_real_1): Handle the case of an all-zero
2544 non-addressable constructor separately.
2546 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
2548 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2549 arguments, adjust all callers.
2550 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2552 2005-08-30 Richard Henderson <rth@redhat.com>
2555 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2556 whenever the mode sizes match.
2558 2005-08-31 Alan Modra <amodra@bigpond.net.au>
2560 * calls.c (load_register_parameters): Fix comment typo.
2561 * expr.c (emit_push_insn): Comment formatting.
2563 2005-08-30 Ian Lance Taylor <ian@airs.com>
2565 * config/i386/x-cygwin (host-cygwin): Change dependency from
2566 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2568 2005-08-29 Geoffrey Keating <geoffk@apple.com>
2570 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2573 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
2576 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2577 call to ggc_collect.
2579 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
2582 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2583 beginning. Remove $(INCLUDES) from all the rules, if following
2584 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2586 2005-08-29 Jakub Jelinek <jakub@redhat.com>
2589 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2590 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2591 not constant, but maxlen is, don't set len to maxlen, rather
2592 set maxlen to len if len is a constant.
2594 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
2596 PR tree-optimization/23475
2597 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2600 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
2602 Fix PR middle-end/22455
2604 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2605 Checksum only the parts of the tree that exist for the tree code.
2607 2005-08-28 Dale Johannesen <dalej@apple.com>
2609 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
2611 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
2613 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2615 2005-08-28 Richard Henderson <rth@redhat.com>
2617 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2618 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2621 2005-08-28 Jakub Jelinek <jakub@redhat.com>
2624 * builtins.c (get_memory_rtx): Don't strip nops
2625 in between COMPONENT_REFs.
2627 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
2630 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2632 (gimplify_modify_expr): Check for zero sized types and gimplify the
2633 rhs and lhs as statements.
2635 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
2638 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2639 state for return address column of signal frames.
2641 2005-08-27 David Edelsohn <edelsohn@gnu.org>
2644 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2645 bytes >= 2 not bytes == 2.
2646 (expand_block_move): Same.
2648 2005-08-27 Richard Guenther <rguenther@suse.de>
2651 * config/i386/sse.md (sse2_movsd): Add missing closing
2654 2005-08-27 Paul Brook <paul@codesourcery.com>
2656 * genrecog.c (enum decision_type): Add DT_num_insns.
2657 (struct decision_test): Add u.num_insns.
2658 (add_to_sequence): Add DT_num_insns test.
2659 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2660 (write_cond, debug_decision_2): Ditto.
2661 (change_state): Assume peep2_next_insn never fails.
2662 Remove "afterward" argument.
2663 (write afterward, write_tree): Update to match.
2664 * recog.c (peep2_current_count): New variable.
2665 (peep2_next_insn): Check it.
2666 (peephole2_optimize): Set peep2_current_count.
2667 * recog.h (peep2_current_count): Declare.
2669 2005-08-26 Josh Conner <jconner@apple.com>
2672 * ipa-pure-const.c (check_tree): Check for volatile-ness
2673 when considering a dereference.
2675 2005-08-27 Jakub Jelinek <jakub@redhat.com>
2677 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2679 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2681 PR rtl-optimization/23561
2682 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
2683 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2684 at most LEN bytes long memory fits into the field.
2685 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2686 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2687 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2689 2005-08-26 Richard Henderson <rth@redhat.com>
2692 * loop.c (biased_biv_may_wrap_p): New.
2693 (maybe_eliminate_biv_1): Use it to suppress non-equality
2694 comparison transformations. Delete disabled code.
2696 2005-08-26 Ian Lance Taylor <ian@airs.com>
2698 * combine.c (make_extraction): Avoid reference outside object.
2700 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
2702 * stor-layout.c (finalize_type_size): Restore behaviour for
2703 non-aggregate types to the status quo ante of the patch for
2704 pr 23467. Document why it matters.
2706 2005-08-26 Jakub Jelinek <jakub@redhat.com>
2709 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2710 array by one element, initialize the BT_LAST element with NULL.
2712 2005-08-26 David Edelsohn <edelsohn@gnu.org>
2714 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2715 optimizing for size.
2717 (compare_plus_eqsi): Same.
2718 (plus_eqsi_compare): Same.
2719 (neg_eq0<mode>): Same.
2720 (neg_eq<mode>): Same.
2722 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2725 2005-08-26 Nick Clifton <nickc@redhat.com>
2727 * config/v850/v850.c (ep_memory_operand): Return FALSE if
2728 TARGET_EP is not defined.
2729 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2730 TARGET_EP is enabled.
2731 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2732 * config/v850/v850.md (save_all_interrupt): Only use the EP
2733 register if TARGET_EP is defined.
2734 (restore_all_interrupt): Likewise.
2735 * config/v850/lib1funcs.asm: Update functions so that the EP
2736 register is only used if __EP__ is defined.
2738 2005-08-26 David Ung <davidu@mips.com>
2740 * config/mips/mips.c (mips_expand_prologue): Handle case when
2741 generating for MIPS16 and the outgoing argument area is more than
2742 SMALL_OPERAND. Use the frame pointer as temporary to generate the
2745 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
2747 * config/crx/crx.md: Make doloop_end pattern usage controllable
2748 via mloop-nesting=<max-nesting> command line switch. Make sure
2749 the combiner cannot use doloop_end_<mode> in an illegal way.
2750 * config/crx/crx.c: Use regs up to r6 for argument passing.
2751 Refine crx_address_cost (non cst4 displacements are expensive).
2752 * config/crx/crx.opt: Add switch for mloop-nesting=.
2754 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
2756 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2757 (UNSPEC_MVST): New constant.
2759 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
2761 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2762 Reject operands containing eliminable registers.
2763 * testsuite/gcc.dg/20050825-1.c: New testcase.
2765 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2766 Jan Hubicka <jh@suse.cz>
2768 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2770 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2772 PR tree-optimization/23546
2773 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2776 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
2778 * params.def (PARAM_MIN_SPEC_PROB): New.
2779 * sched-rgn.c (MIN_PROBABILITY): Delete.
2780 (compute_trg_info): Convert to PARAM_VALUE.
2781 * doc/invoke.texi (param): Document min-spec-prob.
2783 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
2785 * config/darwin.h: define __PIC__
2786 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2787 TARGET_OS_CPP_BUILTINS macro.
2789 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2791 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2794 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2796 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2798 * cfghooks.c (duplicate_block): Added position where to place
2799 new block as argument.
2800 * cfghooks.h (duplicate_block): Declaration changed.
2801 * cfglayout.c (copy_bbs): Add argument after. Pass it to
2803 * cfglayout.h (copy_bbs): Declaration changed.
2804 * cfgloop.h (loop_version): Declaration changed.
2805 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2806 position to copy_bbs.
2807 (loop_version): Pass position to duplicate_loop_to_header_edge.
2808 Add place_after argument and position new blocks according to
2810 * modulo-sched.c (sms_schedule): Pass place_after argument
2812 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2813 * tree-cfg.c (split_edge_bb_loc): New function.
2814 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2815 to determine position of new blocks.
2816 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2818 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2819 argument to duplicate_block.
2820 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2821 Pass position to copy_bbs.
2823 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
2825 * fold-const.c (ptr_difference_const): Use
2826 cst_and_fits_in_hwi instead of host_integerp.
2828 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
2830 * config/darwin.c (gen_pic_offset): New.
2831 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
2834 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
2836 PR tree-optimization/23486
2837 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2839 2005-08-23 Phil Edwards <phil@codesourcery.com>
2841 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
2842 remove use_collect2.
2843 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
2845 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
2846 configuration files to override the default value.
2848 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
2849 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2850 * config/vx-common.h: New file, split out from...
2851 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
2852 * config/vxworksae.h: New file, for VxWorks AE.
2853 * config/vxworks.opt: New file.
2854 * config/vxlib.c: Update for VxWorks 6.
2856 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
2857 other MULTILIB_* variables appropriately.
2858 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
2859 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
2860 * config/rs6000/vxworks.h: Update for VxWorks 6.
2861 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
2863 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
2866 * config/darwin.c (machopic_select_section): Remove the hack to
2867 mark "::operator new" and "::operator delete" for coalescing
2868 even though they are not weak.
2870 2005-08-24 Alan Modra <amodra@bigpond.net.au>
2872 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2873 * configure: Regenerate.
2875 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2878 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2880 * convert.c (convert_to_integer, convert_to_vector): Likewise.
2881 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2884 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
2886 * config/rs6000/predicates.md (equality_operator): New.
2887 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2888 comparison with a large constant.
2890 2005-08-23 Mark Mitchell <mark@codesourcery.com>
2892 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2894 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
2896 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2897 registers is even, and we have a hardware double precision fp,
2899 (sh_gimplify_va_arg_expr): For floating point arguments, consider
2900 size of current argument when checking if argument was passed in
2903 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2906 * stor-layout.c (finalize_type_size): Dont override
2907 existing alignment with a smaller alignment from the mode.
2909 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2911 * lambda-code.c (lambda_vector_lexico_pos): Moved...
2912 * lambda.h (lambda_vector_lexico_pos): ... here.
2913 * tree-data-ref.c (build_classic_dist_vector): Return false when
2914 the distance vector is lexicographically negative.
2916 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
2918 PR tree-optimization/23511
2919 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2920 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2922 2005-08-23 Jakub Jelinek <jakub@redhat.com>
2924 PR tree-optimization/22043
2925 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2926 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2927 If ALLOW_FLEXARR, handle types ending with flexible array member.
2928 Pass false as second argument to recursive count_type_elements calls.
2929 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2930 argument to count_type_elements call.
2931 * tree-sra.c (decide_block_copy): Likewise.
2932 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2933 for a constant-sized object, set cleared as well. Pass true as
2934 second argument to count_type_elements call.
2936 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2939 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2940 from legitimate_small_data_p, and make global. Update use.
2941 Remove forward declaration.
2942 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2944 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2946 2005-08-23 David Edelsohn <edelsohn@gnu.org>
2948 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2949 of scratch intermediates.
2950 (eq<mode>_compare): Same.
2951 (neg_eq0<mode>): New.
2952 (neg_eq<mode>): Convert to define_insn_and_split.
2954 2005-08-23 Alan Modra <amodra@bigpond.net.au>
2957 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2958 stdarg functions, set/clear the fp marker even when no variable
2960 * config/rs6000/sysv4.opt (mprototype): Describe.
2962 2005-08-22 Jakub Jelinek <jakub@redhat.com>
2964 PR rtl-optimization/23478
2965 * regs.h (reg_info): Add throw_calls_crossed.
2966 (REG_N_THROWING_CALLS_CROSSED): Define.
2967 * flow.c (allocate_reg_life_data): Initialize
2968 REG_N_THROWING_CALLS_CROSSED.
2969 (propagate_one_insn, attempt_auto_inc): Update
2970 REG_N_THROWING_CALLS_CROSSED.
2971 * global.c (global_alloc): Don't allocate pseudos across
2972 calls that may throw.
2974 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2977 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2978 value is inbetween the range if we did not find an exact match.
2980 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
2982 * doc/invoke.texi (Option Summary): Add ms1 options.
2983 * doc/extend.texi: Document interrupt handler attribute for ms1.
2984 * doc/md.texi: Document ms1 constraints.
2985 * config.gcc: Add ms1-*-elf.
2986 * config/ms1/ms1.h: New.
2987 * config/ms1/ms1.c: New.
2988 * config/ms1/ms1.md: New.
2989 * config/ms1/ms1-protos.h: New.
2990 * config/ms1/ABI.txt: New.
2991 * config/ms1/crti.asm: New.
2992 * config/ms1/crtn.asm: New.
2993 * config/ms1/lib2extra-funcs.c: New.
2994 * config/ms1/t-ms1: New.
2995 * config/ms1/ms1.opt: New.
2997 2005-08-22 Ira Rosen <irar@il.ibm.com>
2999 * config/rs6000/altivec.md (xorv4sf3): New.
3000 (negv4sf2, neg<mode>2): Likewise.
3002 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3005 * config/ia64/ia64.md (divsi3): Check divide by zero.
3006 (udivsi3): Likewise.
3008 (udivdi3): Likewise.
3010 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3012 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3013 up to elem_bitsize bits, not max_bitsize.
3015 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3017 PR tree-optimization/23433
3018 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3019 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3021 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3023 PR tree-optimization/23434
3024 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3025 the iteration bound is not an INTEGER_CST.
3027 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3029 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3030 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3031 NULL if need_epilog_adjust is false.
3032 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3033 Case 3 always peels first itration, not just for PLUS case, and no need
3034 to use scalar_initial_def here. Create an epilog adjustment only if
3035 scalar_initial_def is not NULL.
3037 (vectorizable_reduction): Remove assert.
3039 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3042 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3043 (__moddi3): Likewise.
3044 (__udivdi3): Likewise.
3045 (__umoddi3): Likewise.
3046 (__divsi3): Likewise.
3047 (__modsi3): Likewise.
3048 (__udivsi3): Likewise.
3049 (__umodsi3): Likewise.
3051 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3053 * tree-pass.h (TDF_GRAPH): Define.
3054 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3055 * passes.c (finish_optimization_passes): Only call
3056 finish_graph_dump_file if TDF_GRAPH is set.
3057 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3058 NULL. Set TDF_GRAPH bit.
3059 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3061 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3063 * arm.h (arm_stack_offsets): Add locals_base field.
3064 * arm.c (arm_get_frame_offsets): Compute it.
3065 (thumb_compute_initial_elimination offset): Make the Thumb frame
3066 pointer point to the base of the local variables.
3067 (thumb_expand_prologue): Update accordingly.
3068 (thumb_expand_epilogue): Likewise.
3070 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3071 mode of clobbered scratch to DImode. Handle a case that's known to
3074 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3076 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3077 (gt0<mode>_compare): Delete.
3078 (neg_gt0<mode>): Delete.
3080 2005-08-19 Eric Christopher <echristo@apple.com>
3082 * optabs.h: Change CTI_ to COI_.
3085 2005-08-19 James E Wilson <wilson@specifix.com>
3087 * builtins.c (expand_builtin_return_addr): Set
3088 current_function_accesses_prior_frames when count != 0. Use
3089 frame_pointer_rtx when count == 0.
3090 * function.h (struct function): Add accesses_prior_frames field.
3091 (current_function_accesses_prior_frames): Define.
3092 * reload1.c (init_elim_table): Check
3093 current_function_accesses_prior_frames.
3094 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3096 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3098 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3099 indicator. Return true if the flowgraph changed during
3102 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3105 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3106 conditional expression before testing its value.
3108 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3110 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3112 2005-08-19 Devang Patel <dpatel@apple.com>
3114 PR tree-optimization/23048
3115 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3116 third parameter. Check whether latch is dominated by exit
3118 (if_convertible_loop_p): Supply exit block itself to
3119 if_convertible_bb_p.
3121 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3124 * arm.md (arm_load_pic_register): Change argument to the mask of
3125 saved registers. Call thumb_find_work_register if we need a
3126 scratch register on Thumb.
3127 (arm_expand_prologue): Pass empty register set to
3128 arm_load_pic_register.
3129 (thumb_expand_prologue): Pass live_regs_mask directly to
3130 arm_load_pic_register.
3131 * arm-protos.h (arm_load_pic_register): Update prototype.
3133 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3135 * sh.c (find_sole_member): New function.
3136 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3137 if the record's alignment is larger than the size of its only member.
3139 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3142 * arm.c (thumb_legitimize_reload_address): New function.
3143 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3144 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3146 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3148 * config/crx/crx.c: Implement crx_decompose_address. Reject
3149 symbolic displacements since CRX register relative adressing
3150 mode can't handle unsigned 32-bit values as displacements.
3151 * config/crx/crx.h: Simplify definitions, remove redundant
3152 parenthesis and obsolete macros.
3153 * config/crx/crx.opt: Add new switch for debugging addresses.
3154 * config/crx/crx-protos.h: Add new declarations for above.
3156 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3159 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3162 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3164 * collect2.c (dup2): Delete.
3165 * configure.ac: Don't check for dup2.
3167 * config.in, configure: Regenerate.
3169 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3171 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3172 record with the type of its only member.
3174 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3176 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3177 define_insn_and_split.
3178 (plus_ltu<mode>_compare): Same.
3179 (gtu<mode>_compare): Same.
3180 (plus_gtu<mode>_compare): Same.
3182 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3184 PR tree-optimization/22228
3185 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3187 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3188 are recorded in vect_vnames_to_rename for renaming.
3189 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3190 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3191 in vect_vnames_to_rename.
3192 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3193 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3195 2005-08-18 Jan Hubicka <jh@suse.cz>
3198 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3199 info only for local statics, not for member variables.
3201 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3203 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3205 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3207 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3209 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3212 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3214 2005-08-17 James E Wilson <wilson@specifix.com>
3216 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3219 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3221 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3222 (leu<mode>_compare): Same.
3223 (plus_leu<mode>): Same.
3224 (neg_leu<mode>): Same.
3225 (and_neg_leu<mode): Same.
3226 (ltu<mode>_compare): Same.
3227 (plus_ltu<mode>): Same.
3229 (geu<mode>_compare): Same.
3230 (plus_geu<mode>): Same.
3231 (neg_geu<mode>): Same.
3232 (and_neg_geu<mode>): Same.
3233 (plus_gt<mode>): Same.
3234 (gtu<mode>_compare): Same.
3235 (plus_gtu<mode>): Same.
3237 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3239 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3240 Move call_table_data to end. Delete spurious .text.
3241 (callt_save_all_interrupt): Fix comment typo.
3243 2005-08-17 James E Wilson <wilson@specifix.com>
3244 Kevin Winchester <winchester@amirix.com>
3247 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3249 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3252 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3253 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3255 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3257 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3258 record with the type of its only member if the modes don't match.
3260 * varasm.c (decode_reg_name): Skip empty additional register names.
3262 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3264 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3265 lsm_tmp_name_length): New.
3266 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3267 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3269 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3270 Andreas Krebbel <krebbel1@de.ibm.com>
3272 * config.gcc: Added z9-109 switch.
3273 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3274 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3275 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3276 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3277 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3278 for "z9_109" cpu attribute.
3279 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3280 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3281 (s390_handle_arch_option): Added z9-109 switch.
3282 (override_options): Set respective cost function for z9-109.
3283 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3284 (legitimate_reload_constant_p): Accept extended immediates.
3285 (print_operand): Three new output modifiers added: k, m and o.
3286 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3287 (s390_output_mi_thunk): Use extended immediate when possible.
3288 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3289 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3290 (CONSTRAINT_LEN): Added length of O constraint.
3291 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3292 * config/s390/s390.md ("cpu"): New value z9_109 added.
3293 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3294 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3295 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3296 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3297 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3298 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3299 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3300 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3301 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3302 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3303 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3304 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3305 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3306 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3307 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3309 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3310 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3311 insns for TARGET_EXTIMM.
3313 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3315 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3317 2005-08-17 Nick Clifton <nickc@redhat.com>
3319 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3320 Call default_encode_section_info.
3322 2005-08-17 Steven Bosscher <stevenb@suse.de>
3324 PR tree-optimization/21574
3325 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3326 constant, return CONSTANT.
3327 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3328 (ccp_fold, visit_assignment): Likewise.
3329 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3331 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3333 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3334 fold_buildN instead of buildN then fold_initializer or fold.
3335 (build_unary_op): Likewise.
3336 (build_binary_op): Likewise.
3337 * fold-const.c (fold_initializer): Remove.
3338 (fold_build1_initializer): New function.
3339 (fold_build2_initializer): New function.
3340 (fold_build3_initializer): New function.
3341 * tree.h (fold_initializer): Remove.
3342 (fold_build1_initializer): New function.
3343 (fold_build2_initializer): New function.
3344 (fold_build3_initializer): New function.
3346 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3348 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3349 (try_move_mult_to_index): Call fold_build2 instead of build2.
3350 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3351 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3352 fold_binary_to_constant.
3353 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3355 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3356 check if A == gcd (A, B). Remove TYPE argument.
3357 (analyze_offset) Use fold_build2 instead of fold (build.
3358 (create_data_ref): Likewise.
3359 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3360 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3363 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3365 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3366 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3368 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3371 * gimplify.c (zero_sized_type): New function.
3372 (gimplify_modify_expr_rhs): If we have a zero sized type,
3373 replace the statement with an empty statement.
3375 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3377 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3380 2005-08-16 Ian Lance Taylor <ian@airs.com>
3382 * doc/tm.texi (Label Output): Correct typo.
3384 2005-08-16 Steven Bosscher <stevenb@suse.de>
3387 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3388 force_operand will work later on using have_insn_for.
3390 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3392 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3394 2005-08-16 Ian Lance Taylor <ian@airs.com>
3397 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3398 vector type, don't try to construct it element by element. Add an
3399 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3401 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3403 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3405 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3407 * doc/invoke.texi (Precompiled Headers): Document some more options
3408 which are known to be safe.
3410 2005-08-16 James E Wilson <wilson@specifix.com>
3412 PR tree-optimization/21105
3413 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3414 TREE_OVERFLOW check.
3416 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3418 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3419 (neg_ltu<mode>): Same.
3421 (neg_gtu<mode>): Same.
3423 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3425 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3426 (fold_builtin_isdigit): Use fold_buildN.
3427 (build_function_call_expr): Likewise.
3428 * c-typeck.c (c_finish_loop): Likewise.
3430 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3431 Richard Shann <rshann@superh.com>
3433 PR middle-end/20396:
3434 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3436 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3438 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3440 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3443 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3444 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3447 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3450 * fold-const.c (build_range_check): Disable optimization for function
3451 pointer expressions on targets that require function pointer
3454 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3456 * simplify-rtx.c (simplify_const_relational_operation): When
3457 extracting arguments of a COMPARE, recompute the mode as well.
3459 2005-08-15 Ian Lance Taylor <ian@airs.com>
3461 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3463 2005-08-15 DJ Delorie <dj@redhat.com>
3465 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3467 (movsi_splittable): Allow, but split, moves to the stack.
3468 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3471 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3473 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3474 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3475 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3477 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3478 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3479 Delete HOST_PTR_PRINTF.
3481 * configure, config.in: Regenerate.
3483 2005-08-15 David Edelsohn <edelsohn@gnu.org>
3485 * config/rs6000/rs6000.md (QHSI): New mode macro.
3486 (wd): Extend mode attr for QImode and HImode
3487 (dbits): New mode attr.
3488 (zero_extend<mode>di2): Convert to mode macro.
3490 2005-08-15 Steve Ellcey <sje@cup.hp.com>
3493 * doc/invoke.texi (-mgnu-ld): Update description.
3496 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3499 * Makefile.in (tree-chrec.o): Depends on real.h.
3500 * tree-chrec.c: Include real.h.
3501 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3502 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3503 * tree-scalar-evolution.c (add_to_evolution_1,
3504 interpret_rhs_modify_expr): Ditto.
3506 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
3509 * tree-data-ref.c (estimate_niter_from_size_of_data): When
3510 step is negative compute the estimation from init downwards to zero.
3512 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
3514 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3516 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3518 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3520 (legitimate_reload_constant_p): Fix handling of lliXX operands.
3521 Accept double-word constants that can be split.
3522 * config/s390/s390.md ("movti"): Use 'P' constraint.
3523 ("*movdi_31", "*movdf_31"): Likewise.
3525 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
3527 Fix PR tree-optimization/22615
3529 * tree-ssa-structalias.c (solution_set_add): Handle
3530 first_vi_for_offset returning NULL.
3531 (do_da_constraint): Ditto.
3532 (do_sd_constraint): Ditto.
3533 (do_ds_constraint): Ditto
3534 (find_func_aliases): Ditto.
3535 (build_constraint_graph): RHS is allowed be ANYTHING.
3536 (first_vi_for_offset): Return NULL if we couldn't find anything at
3539 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3541 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3542 over memory as first operand.
3544 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
3547 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3548 available for setting it.
3550 2005-08-14 Ira Rosen <irar@il.ibm.com>
3552 PR tree-optimization/23320
3553 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3554 data-refs' types instead of base object nullness. Add check for
3555 pointer type data-refs before first location comparison. Remove
3558 2005-08-14 Andreas Schwab <schwab@suse.de>
3560 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3562 2005-08-13 James E Wilson <wilson@specifix.com>
3564 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3565 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3566 -fstack-protector-all, --param ssp-buffer-size): Document.
3567 (-Wvariadic-macros): Alphabetize.
3568 (-fsched-stalled-insns-dep): Add missing 'f'.
3570 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3573 2005-08-13 David Edelsohn <edelsohn@gnu.org>
3575 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3576 or indirect address operand.
3577 (EXTRA_ADDRESS_CONSTRAINT): New.
3578 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3580 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
3582 PR tree-optimization/22236
3583 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3584 successors and predecessors.
3585 * tree-chrec.c (chrec_convert): Before converting, check that
3586 sequences don't wrap.
3587 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3588 (analyze_array): Extern.
3589 (find_data_references_in_loop): Remove call to
3590 compute_estimated_nb_iterations.
3591 * tree-data-ref.h (analyze_array): Declared.
3592 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3593 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3594 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3595 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3597 * tree-ssa-loop-ivcanon.c: Fix documentation.
3598 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3599 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3600 (infer_loop_bounds_from_undefined): New.
3601 (estimate_numbers_of_iterations_loop): Use
3602 infer_loop_bounds_from_undefined.
3603 (used_in_pointer_arithmetic_p): New.
3604 (scev_probably_wraps_p): Pass an extra parameter. Call
3605 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
3606 (convert_step): Fix documentation.
3607 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3608 Use initial_condition_in_loop_num and evolution_part_in_loop_num
3609 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
3610 scev_probably_wraps_p.
3612 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
3614 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3615 (s390_register_info): Ignore clobbered_regs information for fixed
3616 registers, and only fixed registers.
3617 (s390_init_frame_layout): Remove redundant call.
3619 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
3621 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3622 description of -Wold-style-casts.
3624 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3625 Jakub Jelinek <jakub@redhat.com>
3627 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3628 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3629 * config/s390/s390.c (print_operand): New output modifier 'G' added.
3630 (get_thread_pointer): Renamed to s390_get_thread_pointer.
3631 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3632 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3633 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3634 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3635 ("stack_protect_set", "stack_protect_test"): New expanders.
3636 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3637 "stack_protect_testdi"): New insn definitions.
3639 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3641 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3643 2005-08-12 Paul Brook <paul@codesourcery.com>
3645 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3647 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3649 * config/s390/predicates.md (setmem_operand): New predicate.
3650 (shift_count_operand): Accept ANDs with special constants as
3652 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3653 with special constants.
3654 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3655 shift_count_operand with setmem_operand.
3657 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3659 * config/s390/s390.c (s390_extract_part, s390_single_part):
3661 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3662 (s390_output_mi_thunk): Don't use lg on 31 bit.
3663 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3664 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3666 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3668 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3669 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3670 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3671 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3672 with one of the new macros.
3674 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3676 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3677 Don't set save_return_addr_p.
3678 (s390_register_info): Make clobbered_regs not depending on
3681 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
3683 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3684 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3686 2005-08-11 James E. Wilson <wilson@specifix.com>
3688 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3690 2005-08-11 Jakub Jelinek <jakub@redhat.com>
3692 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3693 locations gathered by var-tracking in single entry loc_list
3694 over loc_descriptor_from_tree.
3696 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3697 pass it down to loc_descriptor.
3698 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3699 (containing_function_has_frame_base): Move earlier in the file.
3700 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3701 instead of always assuming fbreg can't be used.
3703 2005-08-11 David Edelsohn <edelsohn@gnu.org>
3705 * config/rs6000/altivec.md: Change constraint "m" to "Z".
3706 * config/rs6000/predicates.md (indexed_or_indirect_operand):
3707 Accept address wrapped in AND for Altivec.
3708 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3709 Strip AND wrapping offset address for Altivec.
3711 2005-08-11 Richard Henderson <rth@redhat.com>
3714 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3715 before using TYPE_IS_SIZETYPE.
3717 2005-08-11 Richard Henderson <rth@redhat.com>
3720 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3721 insn types not present on ev4.
3722 (alphaev5_insn_pipe): Similarly.
3724 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
3727 * arm.c (arm_override_options): If the user has selected callee-super-
3728 interworking, then enable normal interworking.
3730 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3732 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3735 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
3737 * doc/rtl.texi: Fix two typos.
3739 2005-08-11 Richard Guenther <rguenther@suse.de>
3742 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3743 cases where we call to/from functions returning void.
3745 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
3748 * tree.c (build_pointer_type_for_mode): Robustify.
3750 2005-08-10 James E Wilson <wilson@specifix.com>
3752 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3753 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3755 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3758 2005-08-10 Eric Christopher <echristo@apple.com>
3760 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3761 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3764 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
3767 * config/darwin.c (machopic_indirect_data_reference): Use a new register
3768 for the high part when generating dynamic-no-pic code.
3770 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
3772 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3773 (x86_64-*-linux*): Likewise.
3775 * config/i386/crtfastmath.c: New file.
3776 * config/i386/t-crtfm: Likewise.
3778 * config/i386/linux.h (ENDFILE_SPEC): New.
3779 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3781 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3784 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
3786 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3787 (vec_shl, vec_shr): Document new operations.
3788 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3790 2005-08-10 David Edelsohn <edelsohn@gnu.org>
3792 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3793 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3794 change predicate to indexed_or_indirect_address.
3796 2005-08-10 Richard Sandiford <richard@codesourcery.com>
3798 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3799 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3800 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3801 and __aeabi_uwrite8.
3802 * config/arm/unaligned-funcs.c: New file.
3803 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3805 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
3807 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3809 * cfglayout.c (pass_insn_locators_initialize): Add dump.
3810 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3812 * except.c (pass_convert_to_eh_region_ranges): Add dump.
3813 * final.c (pass_shorten_branches): Add dump.
3814 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3815 (pass_life): Rename dump.
3816 (rest_of_handle_flow2): Remove initial verify_flow_info.
3817 * function.c (pass_instantiate_virtual_regs): Add dump.
3818 * integrate.c (pass_initial_value_sets): Add dump.
3819 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3820 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3821 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3822 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3823 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3824 gate_rtl_unrool_and_peel_loops): New.
3825 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3826 rtl_doloop): Do not look at flags.
3827 * mode-switching.c (pass_mode_switching): Add dump.
3828 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3829 pass_split_before_regstack): Add dump.
3830 * regmove.c (pass_stack_adjustments): Add dump.
3831 * tree-optimize.c (pass_fixup_cfg): Add dump.
3833 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3836 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3837 deciding which instruction sequence to use.
3839 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
3841 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3842 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3844 2005-08-09 Richard Guenther <rguenther@suse.de>
3846 * c-common.c (builtin_function_2): Remove.
3847 (def_builtin_1): New function.
3848 (c_common_nodes_and_builtins): Use def_builtin_1 to
3849 build builtin functions.
3851 2005-08-09 Jie Zhang <jie.zhang@analog.com>
3853 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3854 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3855 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3858 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3860 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3861 fold_binary instead of fold_build2 since we don't care about the
3863 (loop_niter_by_eval): Likewise.
3864 (compare_trees): Likewise.
3865 (proved_non_wrapping_p): Likewise.
3867 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
3871 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3872 if the if is really empty.
3874 2005-08-09 Steven Bosscher <stevenb@suse.de>
3876 PR tree-optimization/23234
3877 * tree-ssa-math-opts.c (place_reciprocal): New enum.
3878 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3879 argument of the new enum.
3880 (execute_cse_reciprocals): Add reciprocals for function arguments
3881 on the unique successor edge of the entry block. Update other calls
3882 to execute_cse_reciprocals_1.
3884 2005-08-08 Richard Henderson <rth@redhat.com>
3887 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3889 2005-08-08 Bob Wilson <bob.wilson@acm.org>
3891 * expr.c (write_complex_part): Return after handling MEM.
3893 2005-08-08 Josh Conner <jconner@apple.com>
3895 PR rtl-optimization/23241
3896 * combine.c (simplify_comparison): Fix error in determining
3897 whether to lift a subreg from comparison.
3899 2005-08-08 David Edelsohn <edelsohn@gnu.org>
3902 * config/rs6000/altivec.md (vec_init<mode>): New.
3903 (vec_set<mode>): New.
3904 (vec_extract<mode>): New.
3905 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3906 (rs6000_expand_vector_set): New.
3907 (rs6000_expand_vector_extract): New.
3908 (rs6000_legitimate_offset_address_p): Offset addresses are valid
3909 for Altivec modes before reload.
3910 (altivec_expand_vec_init_builtin): New.
3911 (get_element_number): New.
3912 (altivec_expand_vec_set_builtin): New.
3913 (altivec_expand_vec_ext_builtin): New.
3914 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3916 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3918 * config/rs6000/rs6000.h (rs6000_builtins): Add
3919 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3920 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3921 * config/rs6000/rs6000-protos.h: Declare new functions.
3923 2005-08-08 Jan Hubicka <jh@suse.cz>
3925 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3926 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3927 * i386.md (movdi*): Use pic_32bit_operand.
3928 * predicates.md (pic_32bit_operand): New.
3930 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
3933 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3935 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
3937 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3938 (test_for_singularity): Use fold_build2.
3940 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3942 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3944 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
3946 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3947 (COMMON_ASM_OP) Define.
3948 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3949 (ix86_encode_section_info): Likewise.
3950 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3951 SUBTARGET_ENCODE_SECTION_INFO.
3953 2005-08-06 Richard Henderson <rth@redhat.com>
3956 * tree-nested.c (convert_local_reference): Save and restore val_only
3957 around component_ref and friends. Clear walk_subtrees by default.
3959 2005-08-06 Peter O'Gorman <peter@pogma.com>
3962 * gcc.c (process_command): Check the argument to -b has a dash.
3963 * doc/invoke.texi: Update -b and -V docs.
3965 2005-08-06 James E Wilson <wilson@specifix.com>
3967 * config/mips/cross64.h, config/mips/t-cross64: Delete.
3969 2005-08-06 Michael Matz <matz@suse.de>
3971 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3972 member only if only one insn is associated with the value.
3974 2005-08-06 Nick Clifton <nickc@redhat.com>
3976 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
3978 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
3979 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
3980 Check symbol flags instead of symbol name mangling.
3981 (xstormy16_asm_output_aligned_common): Likewise. Also
3982 simplify code since the bss100_section cass is the only case
3983 where the below100 code will be triggered.
3984 (xstormy16_encode_section_info): Encode below100 attribute
3985 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
3987 (xstormy16_strip_name_encoding): Delete - this function is no
3989 (TARGET_STRIP_NAME_ENCODING): Undefine.
3990 * config/stormy16/stormy16-protos.h: Delete prototype for
3991 xstormy16_strip_name_encoding.
3993 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
3995 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3996 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3997 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3998 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3999 config/alpha/predicates.md, config/arc/arc.h,
4000 config/arm/arm.h, config/arm/ieee754-df.S,
4001 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4002 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4003 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4004 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4005 config/m68hc11/m68hc11.h, config/mips/mips.c,
4006 config/mips/mips.h, config/mips/openbsd.h,
4007 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4008 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4009 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4010 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4011 config/sparc/linux.h, config/sparc/linux64.h,
4012 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4013 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4014 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4015 typos. Follow spelling conventions.
4017 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4020 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4021 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4022 specially. Check for side effects only for COND_EXPR.
4023 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4024 return with TREE_NO_WARNING.
4026 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4028 PR rtl-optimization/23233
4029 * loop.c (combine_movables): Require the modes to be the same.
4030 (move_movables): Remove handling of cases where the replacement
4031 had a different mode to the original.
4033 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4035 PR tree-optimization/23128
4036 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4037 subtraction wrap, and set TREE_OVERFLOW if they do.
4039 2005-08-05 Richard Henderson <rth@redhat.com>
4042 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4043 FORCED_LABEL labels.
4045 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4048 * reload.c (find_reloads_subreg_address): Pass down TYPE
4049 unchanged. Change all callers except find_reloads_toplev.
4051 2005-08-05 Michael Matz <matz@suse.de>
4053 * genattrtab.c (current_alternative_string): Remove.
4054 (SIMPLIFY_ALTERNATIVE): Ditto.
4055 (attr_alt_bit_p): Ditto.
4056 (alternative_name): Make const char *.
4057 (evaluate_eq_attr): Remove use of above things.
4058 (simplify_test_exp): Ditto.
4059 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4060 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4062 2005-08-04 James E Wilson <wilson@specifix.com>
4064 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4065 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4066 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4067 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4068 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4070 2005-08-04 Richard Henderson <rth@redhat.com>
4073 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4074 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4075 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4076 if we'd have to instantiate too many members.
4078 2005-08-04 Richard Henderson <rth@redhat.com>
4081 * tree-outof-ssa.c (coalesce_asm_operands): New.
4082 (coalesce_ssa_name): Use it. Split out ...
4083 (coalesce_phi_operands, coalesce_result_decls): ... these.
4085 2005-08-04 Paul Brook <paul@codesourcery.com>
4087 * read-rtl.c (read_quoted_string): Break if EOF.
4089 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4091 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4092 (fold_build2): Likewise.
4093 (fold_build3): Likewise.
4094 (fold_build1_stat): New function prototype.
4095 (fold_build2_stat): Likewise.
4096 (fold_build3_stat): Likewise.
4097 * fold-const.c (fold_build1): Rename to ..
4098 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4099 through to build1_stat.
4100 (fold_build2): Rename to ..
4101 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4102 through to build2_stat.
4103 (fold_build3): Rename to ..
4104 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4105 through to build3_stat.
4107 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4108 Ian Lance Taylor <ian@airs.com>
4110 * function.c (assign_stack_local_1): Do not correct stack slot
4111 address if allocation size is smaller than mode size.
4113 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4116 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4117 (tree_merge_blocks): Propagate anything allowed by
4119 Clarify documentation.
4120 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4121 SSA form, schedule an update if necessary.
4123 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4125 * doc/install.texi (Binaries): Remove broken link to
4126 Sinix/Reliant Unix binaries.
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