gcc/ChangeLog

   1 2005-10-19  Kaz Kojima  <kkojima@gcc.gnu.org>
   2
   3         * config/sh/sh.c (fixup_mova): Skip notes.
   4
   5 2005-10-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
   6
   7         * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
   8         * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
   9         (s390_can_eliminate): Handle BASE_REGNUM elimination.
  10         (s390_initial_elimination_offset): Likewise.
  11         (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
  12         register on TARGET_ZARCH targets.
  13         * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
  14         (INITIAL_FRAME_POINTER_OFFSET): Remove.
  15         (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
  16         (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
  17
  18 2005-10-19  Andreas Krebbel  <krebbel1@de.ibm.com>
  19
  20         * config/s390/s390.md: Comment describing output modifiers updated.
  21         * config/s390/s390.c (print_operand): Likewise.
  22
  23 2005-10-19  Andreas Krebbel  <krebbel1@de.ibm.com>
  24
  25         * config/s390/s390.c (override_options): Added check for -mstack-size
  26         64k limitation.
  27         * doc/invoke.texi: Mention that limit in the documenation.
  28
  29 2005-10-18  Paolo Bonzini  <bonzini@gnu.org>
  30
  31         PR #19672
  32         * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
  33
  34 2005-10-18  Daniel Berlin <dberlin@dberlin.org>
  35
  36         Fix PR tree-optimization/24231
  37
  38         * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
  39         (compute_avail): Ditto.
  40
  41 2005-10-18  Richard Henderson  <rth@redhat.com>
  42
  43         PR target/24428
  44         * config/i386/i386.c (legitimate_constant_p): Check
  45         SYMBOL_REF_TLS_MODEL directly.  Don't fallthru to SYMBOL_REF
  46         if LABEL_REF.
  47         (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
  48         (legitimate_pic_address_disp_p): Reorg CONST checking to make
  49         sure SYMBOL_REF_TLS_MODEL is tested.  Test SYMBOL_REF_TLS_MODEL
  50         directly.
  51         (print_operand_address): Likewise.
  52         * config/i386/predicates.md (x86_64_immediate_operand): Test
  53         SYMBOL_REF_TLS_MODEL properly inside CONST.
  54         (x86_64_zext_immediate_operand): Likewise.
  55         (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
  56         initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
  57         * config/i386/i386-protos.h: Remove predicates.md entries.
  58
  59 2005-10-18  Danny Smith  <dannysmith@users.sourceforge.net>
  60
  61         * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
  62         Check that elements of TYPE_METHODS are FUNCTION_DECLs.
  63
  64 2005-10-17  Alexey Starovoytov  <alexey.starovoytov@sun.com>
  65             Ian Lance Taylor <ian@airs.com>
  66
  67         PR middle-end/23522
  68         * fold-const.c (fold_widened_comparison): Do not allow range based
  69         constant folding when right operand cannot be unwidened.
  70
  71 2005-10-17  Richard Henderson  <rth@redhat.com>
  72
  73         * builtins.c (expand_builtin_synchronize): Build a new-style asm
  74         with a memory clobber.
  75
  76 2005-10-17  James E Wilson  <wilson@specifix.com>
  77
  78         PR rtl-optimization/17356
  79         * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
  80         checking for EDGE_EH.
  81
  82 2005-10-17  Eric Botcazou  <ebotcazou@libertysurf.fr>
  83
  84         * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
  85         the slot on an even boundary for any type with 16-byte alignment.
  86
  87 2005-10-17  Hans-Peter Nilsson  <hp@axis.com>
  88
  89         PR target/23424
  90         * md.texi (Modifiers) <%>: Clarify that % doesn't work
  91         after register allocation.
  92
  93 2005-10-17  DJ Delorie  <dj@redhat.com>
  94
  95         * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
  96         as frame related.
  97
  98 2005-10-17  Nathan Sidwell  <nathan@codesourcery.com>
  99
 100         PR c++/22551
 101         * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
 102         overflow flags.
 103
 104 2005-10-17  Kaz Kojima  <kkojima@gcc.gnu.org>
 105
 106         * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
 107         to 2 if it's already non-zero.
 108         (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
 109         is set and warn about it if flag_schedule_insns is 1.
 110
 111 2005-10-17  Paul Woegerer  <paul.woegerer@nsc.com>
 112
 113         * config/crx/crx.md: Compare-and-branch instructions need to
 114         invalidate CC.
 115
 116 2005-10-17  Uros Bizjak  <uros@kss-loka.si>
 117
 118         PR target/24315
 119         * config/i386/i386.md (*pushdi2_rex64 splitter)
 120         (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
 121         (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
 122         flow2 pass only when (optimize > 0 && flag_peephole2).
 123
 124 2005-10-16  Andrew Pinski  <pinskia@physics.uc.edu>
 125
 126         PR driver/22544
 127         * gcc.c (have_c): New static variable.
 128         (have_o): Likewise.
 129         (process_command): Remove declation of have_c.
 130         Set have_o to 1 when handling -o.
 131         (main): Add a fatel error if there are multiple
 132         files specified and -o and -c/-S is passed witout
 133         -combine or multiple languages.
 134
 135 2005-10-16  Daniel Berlin  <dberlin@dberlin.org>
 136
 137         Fix PR tree-optimization/22444
 138         * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
 139         Assert that we don't hit something with subvars.
 140         (setup_pointers_and_addressables): Don't add things with subvars,
 141         because we'll already process the subvars for aliasing purposes.
 142
 143 2005-10-16  Hans-Peter Nilsson  <hp@axis.com>
 144
 145         PR target/23424
 146         * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
 147         ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
 148         ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
 149         ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
 150         ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
 151         swapped, alternatives for the R constraint.
 152
 153         PR middle-end/24341
 154         * builtins.c (get_builtin_sync_mode): Make unlimited
 155         mode_for_size request.
 156
 157 2005-10-15  Richard Henderson  <rth@redhat.com>
 158
 159         * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
 160         (gimplify_expr): ... here.
 161         (gimplify_compound_lval): Use it in initial scan loop.  Allow
 162         fb_lvalue in base expression.
 163
 164 2005-10-15  Richard Henderson  <rth@redhat.com>
 165
 166         PR 23714
 167         * builtins.c (expand_builtin_trap): Export.
 168         * expr.h (expand_builtin_trap): Declare.
 169         * expr.c (expand_assignment): Emit a trap for integral offsets
 170         from registers that weren't reduced to bitpos.
 171
 172         * tree-cfg.c (mark_array_ref_addressable_1): Remove.
 173         (mark_array_ref_addressable): Remove.
 174         * tree-flow.h (mark_array_ref_addressable): Remove.
 175         * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
 176
 177 2005-10-15  James E Wilson  <wilson@specifix.com>
 178
 179         PR target/24232
 180         * sched-deps.c (add_dependence_list): New arg UNCOND.  Fix all callers.
 181         (add_dependence_list_and_free): Likewise.
 182         (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
 183         call.
 184
 185 2005-10-15  Diego Novillo  <dnovillo@redhat.com>
 186
 187         PR 23141
 188         PR 23142
 189         * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
 190         sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
 191         anti-range.
 192         (vrp_visit_phi_node): Only prevent infinite iterations when
 193         the previous result and the new result are both VR_RANGEs.
 194
 195 2005-10-15  Ranjit Mathew  <rmathew@gcc.gnu.org>
 196
 197         * tree-into-ssa.c (mark_def_sites): Correct minor typo in
 198         function comment.
 199
 200 2005-10-14  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
 201
 202         PR c/23439
 203         * c-parser.c (c_parser_for_statement): Use location of RID_FOR
 204         to initialize loc.
 205
 206 2005-10-14  Per Bothner  <per@bothner.com>
 207
 208         PR preprocessor/21250
 209         * c-ppoutput.c (print_line): Print internal line 0 as 1.
 210
 211 2005-10-14  Nathan Sidwell  <nathan@codesourcery.com>
 212
 213         PR c++/22551
 214         * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
 215         overflow flags.  Refactor some conditionals.
 216
 217 2005-10-13  Andrew Pinski  <pinskia@physics.uc.edu>
 218
 219         PR tree-opt/21304
 220         * tree-dfa.c (add_referenced_var): Only look at decls which
 221         have TREE_CONSTANT or TREE_READONLY set instead of if
 222         !TREE_PUBLIC or !TREE_CONSTANT.
 223
 224 2005-10-13  James E Wilson  <wilson@specifix.com>
 225
 226         * doc/invoke.texi: For -x, add f95-cpp-input.
 227         * doc/install.texi: For --enable-languages doc, change f95 to fortran.
 228
 229 2005-10-12  Sebastian Pop  <pop@cri.ensmp.fr>
 230
 231         PR tree-optimization/24262
 232         * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
 233         in loop all the time.
 234
 235 2005-10-12  Richard Henderson  <rth@redhat.com>
 236
 237         PR c/24255
 238         * tree.h (DECL_TRANSPARENT_UNION): Remove.
 239         * function.c (assign_parm_find_data_types): Don't support it.
 240         * print-tree.c (print_node): Likewise.
 241         * c-common.c (handle_transparent_union_attribute): Likewise.
 242         Use build_duplicate_type.
 243         * tree-inline.c (remap_type_1): Split out of remap_type;
 244         properly remap aggregate fields.
 245         (build_duplicate_type): New.
 246         * doc/extend.texi (Variable Attributes): Remove documentation
 247         for transparent_union.
 248
 249 2005-10-12  Eric Botcazou  <ebotcazou@libertysurf.fr>
 250
 251         PR target/24284
 252         * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
 253         (gen_stack_pointer_dec): Likewise.
 254
 255 2005-10-12  Danny Smith  <dannysmith@users.sourceforge.net>
 256
 257         PR middle-end/21275
 258         PR middle-end/21766
 259         * target.h (struct gcc_target): Add valid_dllimport_attribute_p
 260         target hook.
 261         (struct cxx): Add adjust_class_at_definition target hook.
 262         * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
 263         defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
 264         (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
 265         hook_void_tree. Add to TARGET_CXX.
 266         * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
 267         dllimport_flag.
 268         (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
 269         * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
 270         instead of attribute. Check for dllexport override.  Warn if
 271         inconsistent dll linkage. Don't lose old dllimport if decl has
 272         had address referenced.   Tweak lookup of dllimport atribute.
 273         (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
 274         for target specific rules.  Don't add dllimport attribute if
 275         DECL_DECLARED_INLINE_P.  Set DECL_DLLIMPORT_P when adding
 276         dllimport attribute.
 277         (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
 278         * varasm.c (initializer_constant_valid_p): Replace
 279         DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
 280
 281         PR target/21801
 282         PR target/23589
 283         * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
 284         'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
 285         (i[34567]86-*-mingw32*): Likewise.
 286
 287         * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
 288         (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
 289
 290         * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
 291         C++-specific code. Change return value to bool.
 292         (i386_pe_dllimport_p): Likewise.
 293         (associated_type): Simplify and make language-independent
 294         (i386_pe_encode_section_info): Replace override of ambiguous
 295         dllimport symbol refs with a gcc_assert.
 296         (i386_pe_valid_dllimport_attribute_p): Define.
 297         * config/i386/winnt-cxx.c: New file. Define C++ versions of
 298         i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
 299         i386_pe_adjust_class_at_definition.
 300         * config/i386/winnt-stubs.c: New file. Define stub versions of
 301         lang-specific functions.
 302         * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
 303         i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
 304         i386_pe_adjust_class_at_definition.
 305         (i386_pe_valid_dllimport_attribute_p): Declare.
 306         * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
 307         (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
 308         * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
 309
 310         PR target/19704
 311         * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
 312         dllimport attribute with test of DECL_DLLIMPORT_P.
 313
 314 2005-10-12  Adrian Straetling <straetling@de.ibm.com>
 315
 316         * combine.c (make_extraction): Correct offset computation.
 317
 318 2005-10-12  Hans-Peter Nilsson  <hp@axis.com>
 319
 320         * config/cris/t-linux (LIMITS_H_TEST): Define.
 321
 322 2005-10-12  Richard Henderson  <rth@redhat.com>
 323
 324         PR rtl-opt/23324
 325         * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
 326
 327 2005-10-12  Richard Guenther  <rguenther@suse.de>
 328
 329         * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
 330
 331 2005-10-12  Nathan Sidwell  <nathan@codesourcery.com>
 332
 333         PR c++/19964
 334         * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
 335         DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
 336         type.
 337
 338 2005-10-12  Richard Guenther  <rguenther@suse.de>
 339
 340         PR c++/23799
 341         * varasm.c (output_constant): Correct typo from previous
 342         patch by DJ.
 343
 344 2005-10-11  Ian Lance Taylor  <ian@airs.com>
 345
 346         PR rtl-optimization/13931
 347         * combine.c: Revert patch of 2003-05-14, and:
 348         (try_combine): Only set elim_i1 and elim_i2 if the destination is
 349         completely killed in the appropriate insn.
 350         (distribute_notes): Don't skip multiple hard register test for
 351         elim_i1 and elim_i2.
 352
 353 2005-10-11  Richard Henderson  <rth@redhat.com>
 354
 355         PR c/24255
 356         * c-typeck.c (convert_for_assignment): Use build_constructor_single
 357         to initialize a transparent union instead of a nop_expr.
 358
 359 2005-10-11  Richard Henderson  <rth@redhat.com>
 360
 361         * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
 362         * tree-ssa-dce.c: Include tree-scalar-evolution.h.
 363         (tree_ssa_dce_loop): Call scev_reset.
 364
 365         PR tree-opt/24300
 366         * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
 367         * tree-ssa-dce.c: Include cfgloop.h.
 368         (tree_ssa_dce_loop, pass_dce_loop): New.
 369         * tree-pass.h (pass_dce_loop): Declare it.
 370         * passes.c (init_optimization_passes): Use it.
 371
 372 2005-10-11  Eric Botcazou  <ebotcazou@libertysurf.fr>
 373
 374         PR middle-end/24263
 375         * convert.c (convert_to_real): Revert 2005-10-05 patch.
 376         Only apply the optimization for rounding builtins if the inner
 377         cast is also an extension.
 378
 379 2005-10-11  Andrew Pinski  <pinskia@physics.uc.edu>
 380
 381         PR tree-opt/23946
 382         * tree-ssa-ccp.c (execute_fold_all_builtins): Call
 383         mark_new_vars_to_rename instead of update_stmt.
 384
 385 2005-10-11  Bernd Schmidt  <bernd.schmidt@analog.com>
 386
 387         * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
 388
 389 2005-10-11  Jakub Jelinek  <jakub@redhat.com>
 390
 391         * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
 392         for setting MMX register to 0 rather than mmx.
 393
 394 2005-10-10  Steve Ellcey  <sje@cup.hp.com>
 395
 396         PR target/12098
 397         * configure.ac: Move gas check from mips specific case to common case.
 398         Do check for GNU as for mips*-*-* and *-*-hpux* targets.
 399         * configure: Regenerate
 400         * doc/install.texi: Update.
 401
 402 2005-10-10  Eric Botcazou  <ebotcazou@libertysurf.fr>
 403
 404         PR target/24284
 405         * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
 406
 407 2005-10-10  Maciej W. Rozycki  <macro@linux-mips.org>
 408
 409         * gcc.c (do_spec_1): Accept numeric characters in file name
 410         suffixes.
 411
 412 2005-10-10  Nick Clifton  <nickc@redhat.com>
 413
 414         * config/arm/arm.c: Remove extraneous whitespace.  Remove comment
 415         describing the deleted arm_gen_rotated_half_load function.
 416
 417 2005-10-09  Kaz Kojima  <kkojima@gcc.gnu.org>
 418
 419         * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
 420         __fpscr_values.
 421
 422 2005-10-09  Daniel Jacobowitz  <dan@codesourcery.com>
 423
 424         * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
 425         gnu_ld assignments.
 426         * config/arm/t-linux-eabi (LIB1ASMFUNCS)
 427         (EXTRA_MULTILIB_PARTS): Define.
 428         * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
 429         (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
 430         (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
 431         * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
 432         (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
 433         (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
 434
 435 2005-10-09  Zdenek Dvorak  <dvorakz@suse.cz>
 436
 437         PR tree-optimization/24226
 438         * tree-cfg.c (remove_bb): Clean up unreachable loops.
 439         * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
 440         * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
 441         Export.
 442
 443 2005-10-09  Eric Botcazou  <ebotcazou@libertysurf.fr>
 444
 445         * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
 446
 447 2005-10-08  Andrew Pinski  <pinskia@physics.uc.edu>
 448
 449         PR target/24136
 450         * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
 451         Rewrite for no need for the early clobber.
 452
 453 2005-10-08  Kazu Hirata  <kazu@codesourcery.com>
 454
 455         Merge from csl-arm-branch:
 456         2005-09-07  Paul Brook  <paul@codesourcery.com>
 457         * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
 458         space to string.
 459
 460         2005-04-30  Paul Brook  <paul@codesourcery.com>
 461         * config/arm/bpabi.h (TARGET_DEFAULT): Define.
 462         * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
 463
 464         2005-03-07  Daniel Jacobowitz  <dan@codesourcery.com>
 465         * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
 466         (arm_override_options): Use TARGET_AAPCS_BASED.
 467         * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
 468         (PTRDIFF_TYPE): Use int for AAPCS.
 469         (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
 470         * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
 471         (DEFAULT_SHORT_ENUMS): Delete.
 472         * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
 473
 474         2004-12-15  Daniel Jacobowitz  <dan@codesourcery.com>
 475         * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
 476         * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
 477         * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
 478
 479         2004-12-03  Mark Mitchell  <mark@codesourcery.com>
 480         * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
 481
 482         2004-11-22  Mark Mitchell  <mark@codesourcery.com>
 483         * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
 484
 485         2004-11-19  Mark Mitchell  <mark@codesourcery.com>
 486         * config.gcc (arm*-*-linux-gnueabi): Add it.
 487         * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
 488         redefining it.
 489         (TARGET_OS_CPP_BUILTINS): Likeiwse.
 490         * config/arm/linux-eabi.h: New file.
 491         * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
 492         (LINUX_TARET_LINK_SPEC): Likewise.
 493         (LINK_SPEC): Use it.
 494         * config/arm/t-linux-eabi: New file.
 495
 496 2005-10-08  Steven Bosscher  <stevenb@suse.de>
 497
 498         PR other/22202
 499         * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
 500         spaces.
 501         (PARAM_SMS_DFA_HISTORY): Likewise.
 502
 503 2005-10-08  Kazu Hirata  <kazu@codesourcery.com>
 504
 505         PR middle-end/23150
 506         * calls.c (mem_overlaps_already_clobbered_arg_p): New.
 507         (load_register_parameters): Call it.
 508         (check_sibcall_argument_overlap_1): Likewise.
 509         (store_one_arg): Likewise.
 510
 511 2005-10-07  James E. Wilson  <wilson@specifix.com>
 512
 513         * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
 514         DImode not VECINT24 for operand 2.
 515
 516         PR target/23644
 517         * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
 518         -mtune-arch.
 519
 520         PR target/24193
 521         * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
 522         fr_spill): Use destination_operand for operand 0.
 523
 524 2005-10-07  DJ Delorie  <dj@redhat.com>
 525
 526         * varasm.c (output_constant): Limit error to expanding
 527         conversions.
 528
 529 2005-10-07  Richard Guenther  <rguenther@suse.de>
 530
 531         PR middle-end/24227
 532         * fold-const.c (fold_binary): Fix operand types during folding
 533         of X op (A, Y).  Evaluation order of the side-effects of
 534         X and A are frontend-defined, so ensure we honour that even for
 535         tcc_comparison class operands; eased by removing duplicate code.
 536
 537 2005-10-07  Steve Ellcey  <sje@cup.hp.com>
 538
 539         * stor-layout.c (layout_type): Do not allow alignment of array
 540         elements to be greater than their size.
 541
 542 2005-10-07  Steve Ellcey  <sje@cup.hp.com>
 543
 544         * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
 545         host_xmake_file.
 546         (hppa*-*-linux*): Ditto.
 547         (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
 548         * config/host-hpux.c: New.
 549         * config/x-hpux: New.
 550         * config/pa/x-hpux: Remove.
 551         * config/pa/x-linux: Remove.
 552         * config/pa/pa-host.c: Remove.
 553
 554 2005-10-07  Jeff Law  <law@redhat.com>
 555
 556         * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
 557         determine whether or not to try and thread outgoing edges.
 558
 559 2005-10-07  David Edelsohn  <edelsohn@gnu.org>
 560
 561         * config/rs6000/rs6000.md (eqsi_power): New.
 562         (neg_eq0si): Add TARGET_POWER to final condition.
 563         (neg_eqsi): Same.
 564
 565 2005-10-06  Richard Henderson  <rth@redhat.com>
 566
 567         * config/rs6000/rs6000.c: Revert last change.
 568
 569 2005-10-06  Richard Henderson  <rth@redhat.com>
 570
 571         * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
 572         (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
 573
 574 2005-10-06  Andrew Pinski  <pinskia@physics.uc.edu>
 575
 576         PR middle-end/22216
 577         PR middle-end/23651
 578         * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
 579         out return_label and naked_return_label.
 580
 581 2005-10-06  Daniel Berlin  <dberlin@dberlin.org>
 582
 583         * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
 584         change.
 585
 586 2005-10-06  Richard Henderson  <rth@redhat.com>
 587
 588         PR tree-opt/22237
 589         * tree-inline.c (declare_return_variable): Handle modify_dest not
 590         being a DECL.
 591
 592 2005-10-06  Daniel Berlin  <dberlin@dberlin.org>
 593
 594         Fix PR tree-optimization/22488
 595         * tree-ssa-structalias.c (check_for_overlaps): New function.
 596         (create_variable_info_for): Use it.
 597
 598 2005-10-06  Richard Henderson  <rth@redhat.com>
 599
 600         PR debug/24070
 601         * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
 602         (dwarf2out_start_source_file): Print it.
 603
 604 2005-10-06  Geoffrey Keating  <geoffk@apple.com>
 605
 606         * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
 607
 608 2005-10-06  Richard Henderson  <rth@redhat.com>
 609
 610         PR 23706
 611         * mode-switching.c (optimize_mode_switching): Clear transp bit
 612         for block with incomming abnormal edges.
 613
 614         * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
 615         (fpscr_set_from_mem): Use them.
 616         * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
 617         (fpscr postinc splitters): Rewrite as peephole2+split.
 618
 619 2005-10-06  David Edelsohn  <edelsohn@gnu.org>
 620
 621         * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
 622         (eq<mode>_compare): Same.
 623
 624 2005-10-06  Richard Guenther  <rguenther@suse.de>
 625
 626         PR tree-optimization/24238
 627         * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
 628
 629 2005-10-06  Daniel Jacobowitz  <dan@codesourcery.com>
 630
 631         * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
 632         here.  Use AC_PATH_PROG for environment variables instead of
 633         test -x.
 634         * configure.ac: Update calls to gcc_AC_CHECK_TOOL.  Use it for
 635         objdump also.
 636         * configure: Regenerated.
 637
 638 2005-10-06  Richard Earnshaw  <richard.earnshaw@arm.com>
 639
 640         PR target/23783
 641         * arm.md (call): If the address isn't a SYMBOL_REF or a register,
 642         then force it into a register.
 643         (call_value): Likewise.
 644
 645 2005-10-06  Richard Henderson  <rth@redhat.com>
 646
 647         PR 24049
 648         * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
 649         under pass_vectorize.  Clear TODO_ggc_collect from the dce pass
 650         under pass_vectorize.
 651
 652 2005-10-05  Devang Patel  <dpatel@apple.com>
 653
 654         PR Debug/23205
 655         * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
 656         handling constants. Check NAMESPACE_DECL context for constants.
 657
 658 2005-10-05  Eric Christopher  <echristo@apple.com>
 659
 660         * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
 661
 662 2005-10-05  Richard Henderson  <rth@redhat.com>
 663
 664         PR 23714
 665         * tree-cfg.c (mark_array_ref_addressable_1): New.
 666         (mark_array_ref_addressable): New.
 667         * tree-flow.h (mark_array_ref_addressable): Declare.
 668         * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
 669
 670 2005-10-05  Andrew Pinski  <pinskia@physics.uc.edu>
 671
 672         PR middle-end/20606
 673         PR middle-end/24069
 674         * reload.c (subst_reloads): When adding a REG_LABEL to a
 675         jump instruction, also update JUMP_LABEL.
 676
 677 2005-10-05  David Edelsohn  <edelsohn@gnu.org>
 678
 679         * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
 680         * bb-reorder.c (copy_bb_p): Use it.
 681         * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
 682
 683 2005-10-05  Richard Henderson  <rth@redhat.com>
 684
 685         PR target/23602
 686         * toplev.c (process_options): Warn about unsupported combinations
 687         of unwind tables and omit-frame-pointer.
 688         * config/i386/i386.c (override_options): Similarly.  Enable
 689         accumulate-outgoing-args if not explicitly disabled.
 690
 691 2005-10-05  Steve Ellcey  <sje@cup.hp.com>
 692
 693         * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
 694         Handle big endian vs. small endian.
 695         (vec_initv2sf): Handle big endian vs. small endian.
 696         (*vec_extractv2sf_1): Ditto.
 697
 698 2005-10-05  Dale Johannesen  <dalej@apple.com>
 699
 700         * convert.c (convert_to_real):  Don't convert
 701         (float)floor(double d) to floorf((float)d).
 702
 703 2005-10-05  Daniel Jacobowitz  <dan@codesourcery.com>
 704
 705         * config/arm/arm.md (insv): Use gen_int_mode in more places.
 706
 707 2005-10-05  Andrew MacLeod  <amacleod@redhat.com>
 708
 709         PR tree-optimization/18587
 710         * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
 711         (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
 712         build_vuses): Change to VEC type.
 713         (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
 714         opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
 715         opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
 716         opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
 717         (get_name_decl): New.  Return DECL_UID of base variable.
 718         (operand_build_cmp): New.  qsort comparison routine.
 719         (operand_build_sort_virtual): New.  Sort virtual build vector.
 720         (init_ssa_operands, fini_ssa_operands): Use VEC routines.
 721         (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
 722         (FINALIZE_BASE): Use get_name_decl.
 723         (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
 724         finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
 725         (start_ssa_stmt_operands, append_def, append_use, append_vuse,
 726         append_v_may_def, append_v_must_def): Replace opbuild_* routines with
 727         direct VEC_* manipulations.
 728         (build_ssa_operands): Call operand_build_sort_virtual.
 729         (copy_virtual_operand, create_ssa_artficial_load_stmt,
 730         add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
 731         with direct VEC_* manipulations.
 732         * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
 733         with direct VEC manipulations.
 734
 735 2005-10-05  Paolo Bonzini  <bonzini@gnu.org>
 736
 737         PR tree-optimization/21419
 738         PR tree-optimization/24146
 739         PR tree-optimization/24151
 740
 741         * c-typeck.c (readonly_error): Handle USE being lv_asm.
 742         (build_asm_expr): Call it if outputs are read-only.
 743         * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
 744
 745 2005-10-05  Billy Biggs  <billy.biggs@gmail.com>
 746             Paolo Bonzini  <bonzini@gnu.org>
 747
 748         PR target/23809
 749
 750         * doc/extend.texi (x86 Built-ins): Document that -msse and friends
 751         enable the instructions and not just the built-ins.
 752         * doc/invoke.texi (x86 Options): Likewise.
 753
 754 2005-10-04  Geoffrey Keating  <geoffk@apple.com>
 755
 756         * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
 757
 758         * doc/invoke.texi (Option Summary): Correct spelling
 759         of -mmacosx-version-min.
 760
 761 2005-10-04  Devang Patel  <dpatel@apple.com>
 762
 763         * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
 764         real types.
 765
 766 2005-10-04  Steve Ellcey  <sje@cup.hp.com>
 767
 768         * tree-vect-transform.c (vect_create_epilog_for_reduction):
 769         Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
 770
 771 2005-10-04  Adrian Straetling  <straetling@de.ibm.com>
 772
 773         * config/s390/s390.md ("TDSI","DP"): New mode macros.
 774         ("TE","tg"): New mode attributes.
 775         ("sync_compare_and_swap<mode>"): Replace with a define_expand.
 776         ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
 777         ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
 778         dword_mode and one for GPRmode.
 779
 780 2005-10-04  Ian Lance Taylor  <ian@airs.com>
 781
 782         PR preprocessor/13726
 783         * c-ppoutput.c (cb_include): Add comments parameter, and print out
 784         any comments passed in.
 785
 786 2005-10-04  Andrew Pinski  <pinskia@physics.uc.edu>
 787
 788         * tree.c (annotate_with_file_line): Fix typo.
 789
 790 2005-10-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 791
 792         PR ada/19382
 793         * builtins.c (fold_builtin_memcmp): When constructing the pointer
 794         type used to access data in the inlined length == 1 case, use
 795         build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
 796         (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
 797
 798 2005-10-04  Uros Bizjak  <uros@kss-loka.si>
 799
 800         * config/i386/i386.h (TARGET_FISTTP): Enable also for
 801         TARGET_SSE3 and only for TARGET_80387.
 802         * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
 803         (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
 804         Do not depend on TARGET_80387.
 805
 806 2005-10-04  Andrew Pinski  <pinskia@physics.uc.edu>
 807
 808         * tree.c (last_annotated_node): Change type to location_t*.
 809         (annotate_with_file_line): Reflect the change of
 810         last_annotated_node type.
 811
 812 2005-10-04  Richard Guenther  <rguenther@suse.de>
 813
 814         PR c/23576
 815         * c-decl.c (grokdeclarator): Don't write to fields
 816         of error_mark_node.
 817
 818 2005-10-04  Andrew Pinski  <pinskia@physics.uc.edu>
 819
 820         PR middle-end/23125
 821         * c-decl.c (finish_decl): Use set_user_assembler_name even for
 822         register variables.
 823         * varasm.c (make_decl_rtl): If a register variable does not
 824         have a set user assmbler name, error out.
 825         Decode the asmspec is now name+1 bypassing '*'.
 826
 827 2005-10-04  Steven Bosscher  <stevenb@suse.de>
 828
 829         PR tree-optimization/23049
 830         * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
 831         of a COND_EXPR is folded before calling fold on the whole rhs of a
 832         conditional assignment.
 833         * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
 834         document that a COND_EXPR may appear there.
 835
 836 2005-10-03  Diego Novillo  <dnovillo@redhat.com>
 837
 838         PR 23445
 839         * tree-vrp.c (extract_range_from_assert): If the new numeric
 840         range created out of the assertion contradicts the existing
 841         numeric range of the ASSERT_EXPR variable, make the new range
 842         varying.
 843
 844 2005-10-03  Kaz Kojima  <kkojima@gcc.gnu.org>
 845
 846         * config/sh/sh.c (sh_register_move_cost): Add case for moving
 847         from T_REGS to FP register class.
 848
 849 2005-10-03  Richard Henderson  <rth@redhat.com>
 850
 851         PR 24135
 852         * tree-nested.c (convert_nl_goto_reference): Lookup a translation
 853         before creating a new one.
 854
 855 2005-10-03  David Edelsohn  <edelsohn@gnu.org>
 856
 857         * config/rs6000/t-aix43 (LDFLAGS): New.
 858         * config/rs6000/t-aix52 (LDFLAGS): New.
 859
 860 2005-10-03  Ian Lance Taylor  <ian@airs.com>
 861
 862         * gimplify.c (find_single_pointer_decl_1): New static function.
 863         (find_single_pointer_decl): New static function.
 864         (internal_get_tmp_var): For a formal variable, set restrict base
 865         information if appropriate.
 866         * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
 867         return it.
 868         * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
 869         (DECL_GET_RESTRICT_BASE): Define.
 870         (SET_DECL_RESTRICT_BASE): Define.
 871         (decl_restrict_base_lookup): Declare.
 872         (decl_restrict_base_insert): Declare.
 873         (struct tree_decl_with_vis): Add based_on_restrict_p field.
 874         * tree.c (restrict_base_for_decl): New static variable.
 875         (init_ttree): Initialize restrict_base_for_decl.
 876         (copy_node_stat): Copy restrict base information.
 877         (decl_restrict_base_lookup): New function.
 878         (decl_restrict_base_insert): New function.
 879         (print_restrict_base_statistics): New static function.
 880         (dump_tree_statistics): Call print_restrict_base_statistics.
 881
 882 2005-10-02  Diego Novillo  <dnovillo@redhat.com>
 883
 884         PR 24142
 885         * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
 886         case of anti-ranges.
 887
 888 2005-10-02  Andrew Pinski  <pinskia@physics.uc.edu>
 889
 890         PR c/18851
 891         * c-typeck.c (tagged_tu_seen): Rename to ...
 892         (tagged_tu_seen_cache): this and add val field.
 893         (comptypes): Move functional to comptypes_internal
 894         and free tagged_tu_seen.
 895         (comptypes_internal): New function and call comptypes_internal
 896         instead of comptypes. Speed up by sibcalling
 897         tagged_types_tu_compatible_p.
 898         (alloc_tagged_tu_seen): New function
 899         (free_all_tagged_tu_seen_up_to): New function.
 900         (tagged_types_tu_compatible_p): Return the val of the seen two
 901         types.
 902         Add that the two types are the same to tagged_tu_seen_base
 903         if they are and call comptypes_internal instead of comptypes.
 904         <case UNION_TYPE>: Speed up common type where the fields are
 905         in the same order.
 906         (function_types_compatible_p): Call comptypes_internal instead of
 907         comptypes.
 908         (type_lists_compatible_p): Likewise.
 909         (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
 910
 911 2005-10-02  Matthias Klose  <doko@debian.org>
 912
 913         * doc/invoke.texi: Fix typo and speling error.
 914
 915 2005-10-01  Richard Henderson  <rth@redhat.com>
 916
 917         * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
 918
 919 2005-10-01  Mark Mitchell  <mark@codesourcery.com>
 920
 921         * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
 922         using --start-group and --end-group.
 923
 924 2005-10-01  Diego Novillo  <dnovillo@redhat.com>
 925
 926         * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
 927         FIXME note regarding quirky semantics.
 928
 929 2005-10-01  Diego Novillo  <dnovillo@redhat.com>
 930
 931         PR 24141
 932         * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
 933         non-null range as a last resort.
 934
 935 2005-10-01  James A. Morrison  <phython@gcc.gnu.org>
 936             Diego Novillo  <dnovillo@redhat.com>
 937
 938         PR 23604
 939         * tree-vrp.c (extract_range_from_assert): For !=
 940         assertions, only build an anti-range if LIMIT is a
 941         single-valued range.
 942
 943 2005-09-30  Richard Earnshaw  <richard.earnshaw@arm.com>
 944
 945         * arm.md (movqi): On thumb when optimizing, handle loading from
 946         memory by describing this as taking a subreg of a zero-extended load
 947         into an SImode register.
 948         (movhi): Likewise.
 949
 950 2005-09-30  Daniel Jacobowitz  <dan@codesourcery.com>
 951
 952         * reload1.c (merge_assigned_reloads): Do not change any
 953         RELOAD_FOR_OUTPUT_ADDRESS reloads.
 954
 955 2005-09-30  Geoffrey Keating  <geoffk@apple.com>
 956
 957         * Makefile.in (LIPO_FOR_TARGET): Define.
 958         (STRIP_FOR_TARGET): Define.
 959
 960         * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
 961         before creating new ones.  Do symlinks before creating the actual
 962         targets.
 963
 964         * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
 965         to work out which multilibs are actually being built.
 966
 967 2005-09-30  Kazu Hirata  <kazu@codesourcery.com>
 968
 969         * tree-vect-transform.c, config/ms1/ms1.md,
 970         config/s390/s390.c, config/v850/v850.md: Fix comment typos.
 971         Follow spelling conventions.
 972         * doc/invoke.texi, doc/md.texi: Fix typos.
 973
 974 2005-09-30  Andrew Macleod  <amacleod@redat.com>
 975
 976         PR tree-optimization/21430
 977         * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
 978         use operands, and set stmt pointer if need be.
 979         (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
 980         tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
 981         present.
 982
 983 2005-09-29  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
 984
 985         PR middle-end/24053
 986         * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
 987
 988 2005-09-29  Mark Mitchell  <mark@codesourcery.com>
 989
 990         * optabs.c (expand_binop): Initialize first_pass_p.
 991
 992 2005-09-29  Jakub Jelinek  <jakub@redhat.com>
 993
 994         PR middle-end/24109
 995         * c-decl.c (c_write_global_declarations_1): If any
 996         wrapup_global_declaration_2 call returned true, restart the loop.
 997
 998 2005-09-29  Daniel Berlin  <dberlin@dberlin.org>
 999
1000         Fix PR tree-optimization/24117
1001         * tree-ssa-structalias.c (find_func_aliases): Strip nops
1002         before considering whether to use anyoffset.
1003
1004 2005-09-29  Paolo Bonzini  <bonzini@gnu.org>
1005
1006         Revert this patch:
1007
1008         2005-09-15  Paolo Bonzini  <bonzini@gnu.org>
1009
1010         * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1011         to order operands.
1012         (swap_commutative_operands_with_target): New.
1013
1014 2005-09-29  Paolo Bonzini  <bonzini@gnu.org>
1015
1016         PR c/21419
1017         * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1018         read-only.
1019
1020 2005-09-29  Steven Bosscher  <stevenb@suse.de>
1021
1022         PR tree-optimization/23911
1023         * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1024         and IMAGPART_EXPR too.
1025
1026 2005-09-28  Mark Mitchell  <mark@codesourcery.com>
1027
1028         PR 17886
1029         * expmed.c (expand_shift): Move logic to reverse rotation
1030         direction when  rotating by constants ...
1031         * optabs.c (expand_binop): ... here.
1032         * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1033         (ix86_rotrdi3): New pattern.
1034         (rotldi3): Handle 32-bit mode.
1035         (ix86_rotldi3): New pattern.
1036
1037 2005-09-29  Alan Modra  <amodra@bigpond.net.au>
1038
1039         PR target/24102
1040         * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1041         check for numbers that need no bit twiddle.
1042
1043 2005-09-28  Geoffrey Keating  <geoffk@apple.com>
1044
1045         * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1046         multilib to be built.
1047
1048         * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1049         (stage1-start): Delete old libgcc and libunwind before moving
1050         anything into the stage directory.
1051         (stage2-start): Likewise.
1052         (stage3-start): Likewise.
1053         (stage4-start): Likewise.
1054         (stageprofile-start): Likewise.
1055         (stagefeedback-start): Likewise.
1056         * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1057         header in tm_file and CPU-specific t-darwin in tmake_file.
1058         (i[34567]86-*-darwin*): Don't change tm_file.
1059         (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1060         * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1061         shared library stub for target OS version.
1062         * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1063         (SHLIB_LINK): Don't make SHLIB_SOLINK.
1064         (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1065         (libgcc_s.%.dylib): New.
1066         (LIBGCC): Define.
1067         (install-darwin-libgcc-stubs): New.
1068         (INSTALL_LIBGCC): New append.
1069         * config/i386/darwin-libgcc.10.4.ver: New.
1070         * config/i386/darwin-libgcc.10.5.ver: New.
1071         * config/i386/t-darwin: New.
1072         * config/rs6000/darwin-libgcc.10.4.ver: New.
1073         * config/rs6000/darwin-libgcc.10.5.ver: New.
1074         * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1075         * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1076
1077 2005-09-28  Paul Brook  <paul@codesourcery.com>
1078
1079         * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1080         denormals.
1081
1082 2005-09-28  Richard Guenther  <rguenther@suse.de>
1083
1084         PR tree-optimization/23853
1085         * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1086         host_integerp to verify misalignment value.
1087
1088 2005-09-28  Richard Henderson  <rth@redhat.com>
1089
1090         * builtins.c (get_builtin_sync_mode): New.
1091         (expand_builtin_sync_operation): Pass in mode argument.
1092         (expand_builtin_compare_and_swap): Likewise.
1093         (expand_builtin_lock_test_and_set): Likewise.
1094         (expand_builtin_lock_release): Likewise.
1095         (expand_builtin): Update to match.
1096
1097 2005-09-28  Nick Clifton  <nickc@redhat.com>
1098
1099         * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1100         formatting.  Add check to PLUS case to ensure that the offset is
1101         within an acceptable range.
1102
1103         * config/v850/v850.md (casesi): Disable the generation of the
1104         switch pattern as it is not being handled properly at the moment.
1105
1106         * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1107         for when the high words are identical.
1108
1109 2005-09-27  Richard Henderson  <rth@redhat.com>
1110
1111         * pretty-print.c (pp_base_format): Fix typo for %>.
1112
1113 2005-09-27  Daniel Berlin  <dberlin@dberlin.org>
1114             Devang Patel  <dpatel@apple.com>
1115
1116         PR tree-optimization/23625
1117         * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1118         LABEL_EXPR, assertion check.
1119
1120 2005-09-27  J"orn Rennecke <joern.rennecke@st.com>
1121
1122         * optabs.c (no_conflict_move_test): Check if a result of a
1123         to-be-moved insn would be clobbered by an originally
1124         preceding insn.
1125
1126 2005-09-27  Jeff Law  <law@redhat.com>
1127
1128         * passes.c (init_optimization_passes): Replace copy propagation
1129         passes immediately after DOM with phi-only copy propagation
1130         pases.  Add phi-only copy propagation pass after first DOM pass.
1131         * tree-pass.h (pass_phi_only_copy_prop): Declare.
1132         * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1133         If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1134         (execute_copy_prop): Accept new PHI_ONLY argument.  Pass it along
1135         to init_copy_prop.  Callers updated.
1136         (do_phi_only_copy_prop): New function.
1137         (pass_phi_only_copy_prop): New pass descriptor.
1138
1139 2005-09-27  Nick Clifton  <nickc@redhat.com>
1140
1141         * libgcc2.c (__popcount_tab): Remove redundant prototype.
1142
1143 2005-09-26  Jason Merrill  <jason@redhat.com>
1144
1145         PR c++/13764
1146         * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1147
1148         * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1149
1150 2005-09-26  James E Wilson  <wilson@specifix.com>
1151
1152         * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1153         copyright.  Add gcc copyright plus libgcc exception.
1154         * config/ia64/crtfastmath.asm: Remove glibc copyright.  Add gcc
1155         copyright.
1156         * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1157
1158 2005-09-26  Jeff Law  <law@redhat.com>
1159
1160         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1161         about when to iterate.
1162
1163 2005-09-23  Fariborz Jahanian <fjahanian@apple.com>
1164
1165         PR target/23847
1166         * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1167         for __complex__ double in -mcpu=G5 mode.
1168
1169 2005-09-26  Sebastian Pop  <pop@cri.ensmp.fr>
1170
1171         PR tree-optimization/23942
1172         * Makefile.in (SCEV_H): Depends on PARAMS_H.
1173         * tree-scalar-evolution.c: Include params.h.
1174         (t_bool): New enum.
1175         (follow_ssa_edge, follow_ssa_edge_in_rhs,
1176         follow_ssa_edge_in_condition_phi_branch,
1177         follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1178         Change return type to t_bool.  Use a parameter to limit the size of
1179         trees that are walked before stopping
1180         (analyze_evolution_in_loop): Initialize the limit to 0.
1181         (follow_ssa_edge): Give up by returning t_dont_know if the limit
1182         exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1183
1184 2005-09-26  Uros Bizjak  <uros@kss-loka.si>
1185
1186         PR middle-end/23831
1187         * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1188         simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1189
1190 2005-09-26    Fariborz Jahanian <fjahanian@apple.com>
1191
1192         * combine.c (make_extraction): Check for valid use of subreg.
1193
1194 2005-09-26  Uros Bizjak  <uros@kss-loka.si>
1195
1196         PR target/24055
1197         * config/i386/i386.md ("*fistdi2_1"): New pattern.
1198         ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1199         ("fist<mode>2_with_temp"): Use only register operands.
1200
1201 2005-09-26  J"orn Rennecke <joern.rennecke@st.com>
1202
1203         * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1204         CALL_INSN_FUNCTION_USAGE.
1205
1206 2005-09-26  Richard Guenther  <rguenther@suse.de>
1207
1208         PR middle-end/15855
1209         * gcse.c: Include hashtab.h, define ldst entry hashtable.
1210         (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1211         (ldst_entry): Use the hashtable instead of list-walking.
1212         (find_rtx_in_ldst): Likewise.
1213         (free_ldst_entry): Free the hashtable.
1214         (compute_ld_motion_mems): Create the hashtable.
1215         (trim_ld_motion_mems): Remove entry from hashtable if
1216         removing it from list.
1217         (compute_store_table): Likewise^2.
1218         (store_motion): Free hashtable in case we did not see
1219         any stores.
1220
1221 2005-09-25  Kazu Hirata  <kazu@codesourcery.com>
1222
1223         * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1224         and arg1 if we are passing them to fold_build2.
1225
1226 2005-09-25  Dan Nicolaescu  <dann@ics.uci.edu>
1227
1228         PR 23828
1229         * config/i386/i386.c (ix86_function_regparm): Fix the test for
1230         a nested function.
1231
1232 2005-09-25  Richard Henderson  <rth@redhat.com>
1233
1234         * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1235         SYMBOL_REF_TLS_MODEL to be correct.
1236
1237 2005-09-24  Richard Henderson  <rth@redhat.com>
1238
1239         * ipa-type-escape.c (discover_unique_type): Remove dead code at
1240         end of function.  Reindent.
1241
1242 2005-09-24  Ian Lance Taylor  <ian@airs.com>
1243
1244         * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1245         NEGATE_EXPR/BIT_NOT_EXPR case.
1246
1247 2005-09-24  Richard Henderson  <rth@redhat.com>
1248
1249         * c-common.c (handle_mode_attribute): When not modifying in place,
1250         create subtypes for enumerations.
1251         (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1252         * gimplify.c (create_tmp_from_val): Likewise.
1253
1254 2005-09-24  Alexandre Oliva  <aoliva@redhat.com>
1255
1256         * config/i386/i386.md (*tls_global_dynamic_64,
1257         *tls_local_dynamic_base_64): Add missing mode to call.
1258         (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1259
1260 2005-09-24  Jan Hubicka  <jh@suse.cz>
1261
1262         * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1263         (cgraph_clone_node): Likewise.
1264         * cgraph.h (cgraph_clone_edge): Update prototype.
1265         (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1266         duplicated prototypes; add updating argument.
1267         * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1268         * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1269         updating profile.
1270         (cgraph_mark_inline_edge): Likewise.
1271         (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1272         (cgraph_flatten_node): Likewise.
1273         (cgraph_decide_recursive_inlining): Likewise.
1274         (cgraph_decide_inlining_of_small_function): Likewise.
1275         * tree-optimize.c (tree_rest_of_compilation): Likewise.
1276
1277 2005-09-23  David Edelsohn  <edelsohn@gnu.org>
1278             Pete Steinmetz <steinmtz@us.ibm.com>
1279
1280         * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1281         (rldic.): Set type to "compare".
1282         (rldicr.): Same.
1283         (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR.  Set type to
1284         mfjmpr for MFCTR/MFLR.
1285         (movdf_hardfloat64): Same.
1286         (movdf_softfloat64): Same.  Correct order of store and move types.
1287         (movti_string): Set type to store_ux/load_ux.
1288         (load_multiple): Set type to load_ux.
1289         (store_multiple): Set type to store_ux.
1290         (movmemsi): Set type to store_ux.
1291         (output_cbranch direct_return): Set type to jmpreg.
1292         (stmw): Set type to store_ux.
1293         (lmw): Set type to load_ux.
1294         * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1295         * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1296         * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1297         * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1298         * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1299         * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1300         (rios1-fpstore): Increase latency to 3.
1301         * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1302         * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1303
1304 2005-09-23  David Edelsohn  <edelsohn@gnu.org>
1305             Andrew Pinski  <pinskia@physics.uc.edu>
1306
1307         * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1308         operand2 constraint to "b".
1309         (sync_<fetchop_name>di_internal): Same.
1310         (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1311         to "b".
1312         (sync_old_<fetchop_name>di_internal): Same.
1313         (sync_new_<fetchop_name>si_internal): Same.
1314         (sync_new_<fetchop_name>di_internal): Same.
1315
1316 2005-09-23  J"orn Rennecke <joern.rennecke@st.com>
1317
1318         PR middle-end/23991
1319         * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1320         case, define as macros.
1321
1322         PR rtl-optimization/23837
1323         *  optabs.c (no_conflict_move_test): Don't set must_stay for a
1324         clobber / clobber match between dest and p->first.
1325
1326         * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1327         (no_conflict_move_test): Update comments.
1328
1329 2005-09-22  Ranjit Mathew  <rmathew@gcc.gnu.org>
1330
1331         * doc/install.texi: Update URL for Jacks.
1332         * doc/sourcebuild.texi: Likewise.
1333
1334 2005-09-22  David Edelsohn  <edelsohn@gnu.org>
1335
1336         PR target/24007
1337         * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1338         registers when choosing register preferences.
1339         (movdf_hardfloat64): Same.
1340
1341 2005-09-22  Andreas Krebbel  <krebbel1@de.ibm.com>
1342
1343         * expmed.c (expand_shift): Don't use the target of the rotate as
1344         target for the first expanded shift insn.
1345         * testsuite/gcc.dg/20050922-1.c: Testcase added.
1346
1347 2005-09-21  Zdenek Dvorak  <dvorakz@suse.cz>
1348
1349         PR tree-optimization/22438
1350         * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
1351         preserved iv rhs rewriting specially.
1352
1353 2005-09-21  Daniel Berlin  <dberlin@dberlin.org>
1354
1355         * tree-data-ref.c (analyze_array_indexes): Only estimate when
1356         estimate_only  is true.
1357         * tree-flow.h (ref_contains_indirect_ref): New prototype.
1358         * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
1359         tree-ssa-structalias.c
1360         * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
1361         ref_contains_indirect_ref.
1362         * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
1363
1364 2005-09-21  DJ Delorie  <dj@redhat.com>
1365
1366         * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
1367         MASK_PTR_A0D0.
1368         (mn10300_return_in_memory): Support variable size types also.
1369         (mn10300_pass_by_reference): Likewise.
1370         (mn10300_function_value): New.
1371         * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
1372         (FUNCTION_OUTGOING_VALUE): Likewise.
1373         * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
1374         * doc/invoke.texi: Document it.
1375
1376 2005-09-21  Uros Bizjak  <uros@kss-loka.si>
1377
1378         PR target/22585
1379         * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
1380         force integer op1 into register for XFmode compares.
1381
1382 2005-09-21  Kazu Hirata  <kazu@codesourcery.com>
1383
1384         PR middle-end/23971
1385         * expmed.c (alg_code): Add alg_impossible.
1386         (alg_hash_entry): Add cost.
1387         (synth_mult): Record alg_impossible in the hash table if
1388         multiplication by a given integer is impossble within the
1389         limit.  Speed up using alg_impossible.
1390
1391 2005-09-20  Daniel Berlin  <dberlin@dberlin.org>
1392
1393         * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
1394         argument.  Allow and set any offset if needs_anyoffset is passed
1395         in.
1396         (get_constraint_for): Add argument here too.
1397         Pass it down.
1398         (do_structure_copy): Pass NULL to get_constraint_for.
1399         (handle_ptr_arith): Ditto.
1400         (find_func_aliases): Ditto.
1401
1402 2005-09-20  J"orn Rennecke <joern.rennecke@st.com>
1403
1404         PR rtl-optimization/23898
1405         * output.h (get_attr_min_length): Declare.
1406         * final.c (get_attr_length_1): New function, broken out of:
1407         (get_attr_length).
1408         (get_attr_min_length): New function.
1409         * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
1410         (duplicate_computed_gotos): Likewise.
1411         * genattr.c (insn_min_length): Generate declaration.
1412         * genattrtab.c (min_fn, min_attr_value): New functions.
1413         (make_length_attrs): Generate insn_min_length.
1414
1415 2005-09-20  Steve Ellcey  <sje@cup.hp.com>
1416
1417         * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
1418
1419 2005-09-20  Richard Henderson  <rth@redhat.com>
1420
1421         PR tree-optimization/24059
1422         * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
1423         EXPAND_STACK_PARM.
1424
1425 2005-09-20  Joseph S. Myers  <joseph@codesourcery.com>
1426
1427         * c.opt (fextended-identifiers): New.
1428         * c-opts.c (c_common_handle_option): Handle
1429         -fextended-identifiers.
1430         * doc/cpp.texi: Update documentation of extended identifiers.
1431         * doc/cppopts.texi (-fextended-identifiers): Document.
1432
1433 2005-09-20  Jakub Jelinek  <jakub@redhat.com>
1434
1435         PR tree-optimization/23929
1436         * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
1437         if expr is NULL.
1438
1439         PR tree-optimization/23818
1440         * tree-stdarg.c (execute_optimize_stdarg): Call
1441         calculate_dominance_info.
1442
1443 2005-09-20  Daniel Berlin  <dberlin@dberlin.org>
1444
1445         * tree-data-ref.c (get_number_of_iters_for_loop): New function.
1446         (analyze_siv_subscript_cst_affine): Add weak SIV test.
1447         (compute_overlap_steps_for_affine_1_2): Use
1448         get_number_of_iters_for_loop.
1449         (analyze_subscript_affine_affine): Check whether difference is
1450         zero first.
1451         Use get_number_of_iters_for_loop.
1452         Check whether overlap occurs outside of bounds.
1453         (analyze_miv_subscript): Use get_number_of_iters_for_loop.
1454
1455 2005-09-20  Andreas Krebbel  <krebbel1@de.ibm.com>
1456
1457         * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
1458         base register if possible.
1459
1460 2005-09-20  Zdenek Dvorak  <dvorakz@suse.cz>
1461
1462         PR tree-optimization/18463
1463         * tree-chrec.c (chrec_convert): Return fold_converted chrec if
1464         converting it directly is not possible.
1465         (chrec_convert_aggressive): New function.
1466         * tree-chrec.h (chrec_convert_aggressive): Declare.
1467         * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
1468         Fold chrec conversions aggressively if asked to.
1469         (instantiate_parameters): Modified because of changes in
1470         instantiate_parameters_1.
1471
1472 2005-09-19  Richard Henderson  <rth@redhat.com>
1473
1474         * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
1475         (reduc_splus_v2df): New.
1476
1477 2005-09-19  Richard Sandiford  <richard@codesourcery.com>
1478
1479         * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
1480         (ADDITIONAL_REGISTER_NAMES): Add missing comma.  Remove final comma.
1481
1482 2005-09-19  Richard Henderson  <rth@redhat.com>
1483
1484         * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
1485         vcondu<SSEMODE12>.
1486
1487 2005-09-19  Richard Henderson  <rth@redhat.com>
1488
1489         * config/ia64/ia64.c (ia64_expand_widen_sum): New.
1490         (ia64_expand_dot_prod_v8qi): New.
1491         * config/ia64/ia64-protos.h: Update.
1492         * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
1493         widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
1494         sdot_prodv8qi, sdot_prodv4hi): New.
1495         (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
1496
1497 2005-09-19  Richard Henderson  <rth@redhat.com>
1498
1499         PR 23941
1500         * real.c (exact_real_truncate): Return false if the format cannot
1501         represent the number as a normal.
1502
1503         * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
1504         for a memory source.
1505
1506 2005-09-19  Dorit Nuzman  <dorit@il.ibm.com>
1507
1508         * tree-ssa-operands.c (swap_tree_operands): Export.
1509         * tree.h (swap_tree_operands): Declare.
1510         * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
1511         Call swap_tree_operands.
1512
1513 2005-09-19  Richard Henderson  <rth@redhat.com>
1514
1515         * tree-flow.h (merge_alias_info): Declare.
1516         * tree-ssa-copy.c (merge_alias_info): Export.
1517         * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
1518         (vect_create_data_ref_ptr): Use create_iv directly.
1519         (vectorizable_load): Use correct types for integer constants.
1520         (vect_generate_tmps_on_preheader): Likewise.
1521         (vect_gen_niters_for_prolog_loop): Likewise.
1522
1523 2005-09-19  Steven Bosscher  <stevenb@suse.de>
1524
1525         PR rtl-optimization/23943
1526         * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
1527
1528 2005-09-18  Jan Hubicka  <jh@suse.cz>
1529
1530         * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
1531
1532 2005-09-18  Eric Botcazou  <ebotcazou@adacore.com>
1533
1534         * varasm.c (output_constant): Do not abort on conversions to union
1535         types between different sizes.
1536
1537 2005-09-18  Richard Guenther  <rguenther@suse.de>
1538
1539         PR middle-end/23944
1540         * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
1541         fallback.
1542
1543 2005-09-18  Paul Brook  <paul@codesourcery.com>
1544
1545         * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
1546
1547 2005-09-17  Richard Henderson  <rth@redhat.com>
1548
1549         * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
1550         * tree-ssa-loop.c (pass_vect_dce): Remove.
1551         * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
1552         of pass_vectorize.
1553
1554 2005-09-17  Richard Henderson  <rth@redhat.com>
1555
1556         * tree-pass.h (pass_vect_dce): Declare.
1557         * passes.c (init_optimization_passes): Add it.
1558         * tree-flow.h (tree_ssa_dce): Declare.
1559         * tree-ssa-dce.c (tree_ssa_dce): Export.
1560         * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
1561         (gate_tree_vectorize): ... here.
1562         (pass_vect_dce): New.
1563
1564 2005-09-17  Jan Hubicka  <jh@suse.cz>
1565
1566         * except.c (struct eh_status): Turn region_array into vec.
1567         (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
1568         convert_from_eh_region_ranges, find_exception_handler_labels,
1569         current_function_has_exception_handlers, assign_filter_values,
1570         build_post_landing_pads, dw2_build_landing_pads,
1571         sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
1572         sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
1573         foreach_reachable_handler, can_throw_internal_1,
1574         convert_to_eh_region_ranges, verify_eh_tree): Update uses of
1575         region_array.
1576         (duplicate_eh_region_1): Update region_array.
1577         (duplicate_eh_regions): Resize region_array and avoid recomputing.
1578
1579 2005-09-17  David Edelsohn  <edelsohn@gnu.org>
1580
1581         PR middle-end/22067
1582         * expmed.c (expand_mult): Substitute simple register for op0 when
1583         computing max_cost.
1584
1585 2005-09-17  Richard Henderson  <rth@redhat.com>
1586
1587         * expr.c (emit_move_via_integer): Add force argument, pass it on
1588         to emit_move_change_mode.  Update callers.
1589         (emit_move_complex): Pass true to new force argument.
1590         * function.c (expand_function_end): Move expand_eh_return call
1591         earlier.  Merge sub-word complex values into a pseudo before
1592         copying to the return hard register.
1593
1594 2005-09-17  Eric Botcazou  <ebotcazou@adacore.com>
1595
1596         * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
1597         between different sizes.
1598
1599 2005-09-16  Paolo Bonzini  <bonzini@gnu.org>
1600
1601         PR 23903
1602
1603         * passes.c (init_optimization_passes): Register dump files for
1604         IPA passes first.
1605
1606 2005-09-16  Andreas Krebbel  <krebbel1@de.ibm.com>
1607
1608         * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
1609         * config/s390/s390.c (s390_overlap_p): New function.
1610         * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
1611         peephole2, "*xc" peephole2): Added overlap check to the peephole2
1612         condition.
1613
1614 2005-09-16  Richard Guenther  <rguenther@suse.de>
1615
1616         * ipa-pure-const.c (static_execute): Free auxiliar information.
1617         * ipa-type-escape.c (discover_unique_type): Free temporary key.
1618         * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
1619
1620 2005-09-15  DJ Delorie  <dj@redhat.com>
1621
1622         * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
1623
1624 2005-09-15  Paolo Bonzini  <bonzini@gnu.org>
1625
1626         * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1627         to order operands.
1628         (swap_commutative_operands_with_target): New.
1629
1630 2005-09-15  Daniel Berlin  <dberlin@dberlin.org>
1631
1632         * tree-data-ref.c (analyze_array_indexes): Add estimate_only
1633         parameter.
1634         Update callers.
1635         (estimate_iters_using_array): New function.
1636         * tree-data-ref.h (estimate_iters_using_array): Prototype
1637         * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1638         Use estimate_iters_using_array instead of analyze_array.
1639
1640 2005-09-15  Eric Botcazou  <ebotcazou@adacore.com>
1641
1642         * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
1643         as addressable.
1644
1645 2005-09-15  Michael Matz  <matz@suse.de>
1646
1647         * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
1648
1649 2005-09-14  Daniel Berlin  <dberlin@dberlin.org>
1650
1651         PR tree-optimization/23835
1652         * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
1653         (create_name_tags): Rewrite to be not O(num_ssa_names^2).
1654
1655 2005-09-14  Richard Henderson  <rth@redhat.com>
1656
1657         * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
1658         (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
1659
1660 2005-09-14  Andrew Pinski  <pinskia@physics.uc.edu>
1661
1662         * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
1663         in the ARRAY_TYPE case.
1664
1665 2005-09-14  Eric Botcazou  <ebotcazou@adacore.com>
1666
1667         * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
1668
1669 2005-09-14  Uros Bizjak  <uros@kss-loka.si>
1670
1671         PR middle-end/22480
1672         * tree-vect-transform.c (vectorizable_operation): Return false for
1673         scalar shift operations and for vector shift operations with
1674         non-invariant shift arguments.  Use scalar tree operand op1 as
1675         a shift operand when vector shift insn pattern uses scalar shift
1676         operand.
1677         * Makefile.in (tree-vect-transform.o): Depend on recog.h.
1678
1679 2005-09-14  Olivier Hainque  <hainque@adacore.com>
1680
1681         * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
1682         value if it has side-effects.
1683
1684 2005-09-14  David Edelsohn  <edelsohn@gnu.org>
1685
1686         PR target/22068
1687         * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
1688
1689 2005-09-14  Alan Modra  <amodra@bigpond.net.au>
1690
1691         * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
1692         passed as NAME as if it were label at start of function code.
1693
1694 2005-09-13  Kaz Kojima  <kkojima@gcc.gnu.org>
1695
1696         * config/sh/sh.md (*movv4sf_i): Add general register cases to
1697         the constraints.
1698
1699 2005-09-13  Andrew Pinski  <pinskia@physics.uc.edu>
1700
1701         * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
1702         as early clobber.  Rewrite so the PIC register is not implicitly used.
1703
1704 2005-09-13  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
1705
1706         * tree.c (annotate_with_file_line): Compare line numbers before
1707         file names.
1708
1709 2005-09-13  Uros Bizjak  <uros@kss-loka.si>
1710
1711         PR target/23816
1712         * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
1713         (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
1714
1715 2005-09-13  Ian Lance Taylor  <ian@airs.com>
1716
1717         * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
1718         than a HOST_WIDEST_INT to gen_doloop_begin.
1719
1720 2005-09-13  Diego Novillo  <dnovillo@redhat.com>
1721
1722         * tree-dfa.c (dump_variable): Guard against NULL annotations.
1723
1724 2005-09-13  Zdenek Dvorak  <dvorakz@suse.cz>
1725
1726         PR tree-optimize/23817
1727         * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
1728
1729 2005-09-13  Alan Modra  <amodra@bigpond.net.au>
1730
1731         PR target/23774
1732         * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
1733         word before changing the stack pointer.  Use gen_frame_mem for MEMs.
1734         Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
1735         (restore_stack_nonlocal): Likewise.
1736         (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
1737
1738 2005-09-12  Ian Lance Taylor  <ian@airs.com>
1739
1740         PR g++/7874
1741         * c.opt (ffriend-injection): New C++ option.
1742         * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
1743         (C++ Dialect Options): Document -ffriend-injection.
1744
1745 2005-09-12  Josh Conner  <jconner@apple.com>
1746
1747         PR middle-end/23237
1748         * ipa-reference.c (static_execute): Don't mark variables in
1749         named sections TREE_READONLY.
1750
1751 2005-09-12  Alan Modra  <amodra@bigpond.net.au>
1752
1753         * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
1754         stack_tie.
1755
1756 2005-09-12  Andrew Pinski  <pinskia@physics.uc.edu>
1757
1758         * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
1759         V_MUST_DEF instead of just the first_use_p.
1760         Don't mark the virtual variables for renaming on the statement which
1761         is being removed.
1762         (pass_dse): Remove TODO_update_ssa.
1763
1764 2005-09-12  J"orn Rennecke <joern.rennecke@st.com>
1765
1766         PR middle-end/23290
1767         * stor-layout.c (compute_record_mode): For records with a single
1768         field, actually check the field's mode size against the type size.
1769
1770         * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
1771         registers for TARGET_SHMEDIA.
1772         (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
1773         GENERAL_FP_REGS to GENERAL_DF_REGS.  Add GENERAL_FP_REGS as union
1774         of GENERAL_REGS and FP_REGS.
1775
1776 2005-09-12  Bernd Schmidt  <bernd.schmidt@analog.com>
1777
1778         * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
1779
1780 2005-09-12  Alan Modra  <amodra@bigpond.net.au>
1781
1782         * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
1783         CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
1784         are omitted.  Exclude stack_tie insn too.
1785
1786 2005-09-11  David Edelsohn  <edelsohn@gnu.org>
1787
1788         PR rtl-optimization/23098
1789         * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
1790         0.0f is easy.
1791         * config/rs6000/rs6000.md (movdf splitter): Use
1792         const_double_operand predicate for TARGET_POWERPC64.
1793         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
1794         SYMBOL_REF method to ABI_V4.
1795
1796         * config/rs6000/altivec.md (build_vector_mask_for_load): Use
1797         replace_equiv_address.
1798         * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
1799         rs6000_sr_alias_set and MEM_NOTRAP.
1800         (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
1801
1802 2005-09-11  Eric Botcazou  <ebotcazou@adacore.com>
1803
1804         * tree.c (contains_placeholder_p) <tcc_expression>: Properly
1805         handle CALL_EXPR again.
1806
1807 2005-09-11  Richard Earnshaw  <richard.earnshaw@arm.com>
1808
1809         * arm/predicates.md (alignable_memory_operand): Delete.
1810
1811 2005-09-10  Richard Henderson  <rth@redhat.com>
1812
1813         PR debug/23806
1814         * dbxout.c (dbxout_expand_expr): New.
1815         (dbxout_symbol): Use it.
1816
1817 2005-09-10  Richard Earnshaw  <richard.earnshaw@arm.com>
1818
1819         * arm.c (arm_gen_rotated_half_load): Delete.
1820         (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
1821         (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
1822         (thumb_set_return_address): Likewise.
1823         (thumb_load_double_from_address): Use adjust_address.
1824         * arm.md (splits calling arm_gen_rotated_half_load): Delete.
1825         (extendhsisi2_mem, movhi_bytes): Use change_address.
1826         (movhi): Use widen_memory_access.
1827         (reload_out_df): Use replace_equiv_address.
1828         * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
1829
1830 2005-09-09  Richard Henderson  <rth@redhat.com>
1831
1832         PR debug/20998
1833         * dbxout.c: Include expr.h.
1834         (dbxout_global_decl): Don't suppress for DECL_RTL unset.
1835         (dbxout_symbol): Handle DECL_VALUE_EXPR.
1836         * Makefile.in (dbxout.o): Add EXPR_H.
1837
1838 2005-09-09  Zdenek Dvorak  <dvorakz@suse.cz>
1839
1840         PR tree-optimization/23509
1841         * tree-cfg.c (replace_uses_by): Use replace_exp.
1842         * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
1843         pointers have name_mem_tag or type_mem_tag set.
1844
1845 2005-09-09  Sebastian Pop  <pop@cri.ensmp.fr>
1846
1847         * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
1848         CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
1849         of wrongly accessing operands.
1850
1851 2005-09-09  Sebastian Pop  <pop@cri.ensmp.fr>
1852
1853         * Makefile.in (tree-chrec.o): Depends on SCEV_H.
1854         * tree-chrec.c: Include tree-scalar-evolution.h.
1855         (chrec_convert): Instantiate the base and step before calling
1856         scev_probably_wraps_p that would fail on parametric evolutions.
1857         Collect all the fails into a single section failed_to_convert,
1858         print a diagnostic, and return chrec_dont_know instead of calling
1859         fold_convert.
1860         * tree-scalar-evolution.c (loop_closed_phi_def): New.
1861         (instantiate_parameters_1): Avoid instantiation of loop closed ssa
1862         phi nodes.
1863         (scev_const_prop): Don't replace the definition of a loop closed ssa
1864         phi node by itself, or by another loop closed ssa phi node.
1865         * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
1866         that base and step are defined.
1867
1868 2005-09-09  Richard Guenther  <rguenther@suse.de>
1869
1870         PR c++/23624
1871         * fold-const.c (fold_ternary): Check truth_value_p before
1872         calling invert_truthvalue.
1873
1874 2005-09-09  Nick Clifton  <nickc@redhat.com>
1875
1876         * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
1877         * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
1878         dimension of these arrays.
1879         * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
1880         these arrays.
1881         * longlong.h: Only provide a prototype for the __clz_tab[] array
1882         if this header has not been included from libgcc2.h.
1883         * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
1884         defining own types.
1885         Provide prototypes for exported functions.
1886         Use the __clz_tab[] and __popcount_tab[] arrays provided by
1887         libgcc2.c.
1888
1889 2005-09-08  Josh Conner  <jconner@apple.com>
1890
1891         PR c++/21135
1892         PR c++/23180
1893         * expr.c (expand_expr_addr_expr_1): Don't invoke
1894         expand_simple_binop for EXPAND_INITIALIZER.
1895
1896 2005-09-08  Richard Henderson  <rth@redhat.com>
1897
1898         PR debug/23190
1899         * toplev.c (wrapup_global_declaration_1): Split out ...
1900         (wrapup_global_declaration_2): ... from ...
1901         (wrapup_global_declarations): ... here.  Return bool.
1902         (check_global_declaration_1): Split out ...
1903         (check_global_declarations): from here.
1904         (emit_debug_global_declarations): New.
1905         * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
1906         check_global_declaration_1, emit_debug_global_declarations): Declare.
1907         * c-decl.c (c_write_global_declarations_1): Don't create a vector
1908         of decls.  Call wrapup_global_declaration_1,
1909         wrapup_global_declaration_2, check_global_declaration_1 directly.
1910         (c_write_global_declarations_2): New.
1911         (ext_block): New.
1912         (c_write_global_declarations): Call c_write_global_declarations_2.
1913         * langhooks.c (write_global_declarations): Call
1914         emit_debug_global_declarations.
1915
1916         * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
1917         remove decls that have DECL_RTL_SET_P.
1918         * passes.c (rest_of_decl_compilation): Invoke
1919         cgraph_varpool_finalize_decl for all but functions.
1920
1921 2005-09-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
1922
1923         * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
1924         the result of a conversion if the new min and max cannot be compared.
1925
1926 2005-09-08  Andreas Krebbel  <krebbel1@de.ibm.com>
1927
1928         * config/s390/s390.c (s390_sr_alias_set): Variable removed.
1929         (override_options): Setting s390_sr_alias_set removed.
1930         (save_fpr, save_gprs): Set alias set to vararg or frame.
1931         (restore_fpr, restore_gprs, s390_emit_prologue): Replace
1932         s390_sr_alias_set with get_frame_alias_set ().
1933         (s390_gimplify_va_arg): Replace s390_sr_alias_set with
1934         get_varargs_alias_set ().
1935
1936 2005-09-08  Andrew Pinski  <pinskia@physics.uc.edu>
1937
1938         PR objc/20574
1939         PR objc/19324
1940         * c-parser.c (c_parser_objc_method_definition): If the next
1941         token is not "{", error out and don't start the function.
1942
1943 2005-09-08  Andrew Pinski  <pinskia@physics.uc.edu>
1944
1945         * tree-vrp.c (extract_range_from_expr): Move the check for non
1946         nullness after the check for gimple invariant.
1947
1948 2005-09-08  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1949
1950         * tree.c (host_integerp, tree_low_cst): Correct function comment.
1951
1952 2005-09-08  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1953
1954         PR target/23747
1955         * config/m32r.md (movmemsi_internal): Canonicalize order of
1956         operands in PLUS component of template.
1957
1958 2005-09-07  Andreas Krebbel  <krebbel1@de.ibm.com>
1959
1960         * reload1.c (fixup_eh_region_note): Remove assertion.
1961         (fixup_abnormal_edges): Reverted removal of call to
1962         find_many_sub_basic_blocks made on 2005-08-31.
1963
1964 2005-09-07  Richard Henderson  <rth@redhat.com>
1965
1966         * function.c (ARG_POINTER_CFA_OFFSET): Move ...
1967         * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
1968         (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
1969         * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
1970         rearrange for better packing.
1971         (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
1972         (lookup_cfa_1): Remove inline marker.
1973         (cfa_equal_p): Split out of ...
1974         (def_cfa_1): ... here.  Use INVALID_REGNUM.
1975         (build_cfa_loc): Handle !cfa->indirect.
1976         (frame_pointer_cfa_offset): New.
1977         (dbx_reg_number): Assert register elimination performed; do
1978         leaf register remapping.
1979         (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
1980         (eliminate_reg_to_offset): New.
1981         (based_loc_descr): Remove can_use_fbreg argument.  Use fbreg only
1982         for verifiably local stack frame addresses; re-base to CFA.
1983         (mem_loc_descriptor): Remove can_use_fbreg argument.
1984         (concat_loc_descriptor, loc_descriptor): Likewise.
1985         (containing_function_has_frame_base): Remove.
1986         (rtl_for_decl_location): Don't do register elimination or
1987         leaf register remapping here.
1988         (secname_for_decl): Split out from ..
1989         (add_location_or_const_value_attribute): ... here.
1990         (convert_cfa_to_loc_list): New.
1991         (compute_frame_pointer_to_cfa_displacement): New.
1992         (gen_subprogram_die): Use them.
1993         * tree.h (frame_base_decl): Remove.
1994         * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
1995         (prologue_stack_adjust): Remove.
1996         (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
1997         (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
1998         (set_frame_base_location): Remove.
1999         (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2000         (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2001         (vt_add_function_parameters): Don't eliminate_regs.
2002         (vt_initialize): Don't create frame_base_decl.
2003
2004 2005-09-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
2005
2006         * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2007         version of GNU binutils for 4.x and later.
2008
2009 2005-09-06  Mark Mitchell  <mark@codesourcery.com>
2010
2011         * ggc-page.c (ggc_push_context): Remove.
2012         (ggc_pop_context): Likewise.
2013         * ggc.h (ggc_push_context): Remove.
2014         (ggc_pop_context): Likewise.
2015
2016 2005-09-06  Saurabh Verma  <saurabh.verma@codito.com>
2017
2018         PR target/8973
2019         * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2020         returning from an interrupt handler.
2021
2022 2005-09-06  Saurabh Verma  <saurabh.verma@codito.com>
2023
2024         PR target/8972
2025         * config/arc/arc.c (output_shift): Add check for loop count when
2026         optimizing.
2027
2028 2005-09-06  Steven Bosscher  <stevenb@suse.de>
2029
2030         * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2031         form manually.
2032         (abs_replacement): Likewise.
2033         (pass_phiopt): Remove TODO_update_ssa.
2034
2035 2005-09-06  Jakub Jelinek  <jakub@redhat.com>
2036
2037         PR c/23075
2038         * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2039         if "return with no value, in function returning non-void" warning
2040         has been issued.
2041         * tree-cfg.c (execute_warn_function_return): Don't look at
2042         RETURN_EXPRs with TREE_NO_WARNING set.
2043
2044         PR target/22362
2045         * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2046         for internal functions doesn't use registers used by global registers
2047         variables.  Use fewer register parameters if there are global register
2048         variables.
2049
2050 2005-09-06  Olivier Hainque  <hainque@adacore.com>
2051             Eric Botcazou  <ebotcazou@adacore.com>
2052
2053         PR middle-end/14997
2054         * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2055         when we would be extracting outside its bit span (bitpos+bitsize
2056         larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2057         Ada unchecked conversions.
2058
2059 2005-09-06  Steven Bosscher  <stevenb@suse.de>
2060
2061         * tree-ssa-pre.c (try_look_through_load): New function.
2062         (compute_avail): Use it to try to look through loads for some
2063         more useful expressions.
2064
2065 2005-09-06  Saurabh Verma  <saurabh.verma@codito.com>
2066
2067         * simplify-rtx.c (simplify_binary_operation_1): Correct the
2068         condition for detecting cases like (a&a) and (a^a).
2069
2070 2005-09-06  Keith Besaw  <kbesaw@us.ibm.com>
2071
2072         * common.opt: Add option ftree-vect-loop-version.
2073         * params.def: Add --param vect-max-version-checks.
2074         * doc/invoke.texi: Document ftree-vect-loop-version and
2075         --param vect-max-version-checks.
2076         * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2077         may_misalign_stmts and defines for accessors.
2078         * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2079         LOOP_VINFO_MAY_MISALIGN_STMTS.
2080         (destroy_loop_vec_info): VEC_free for
2081         LOOP_VINFO_MAY_MISALIGN_STMTS.
2082         * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2083         Update documentation.
2084         (vect_update_misalignment_for_peel): New.
2085         (vect_enhance_data_refs_alignment): Update to choose loop
2086         peeling or loop versioning if appropriate for the (potentially)
2087         unaligned data references in the loop.
2088         (vect_analyze_data_refs_alignment): Remove call to
2089         vect_enhance_data_refs_alignment so the checks can be done
2090         earlier.
2091         (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2092         and move up call to vect_analyze_data_refs_alignment.
2093         * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2094         (vect_transform_loop): Add call to loop_version.
2095
2096 2005-09-06  Jakub Jelinek  <jakub@redhat.com>
2097
2098         PR rtl-optimization/23098
2099         * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2100         * simplify-rtx.c (constant_pool_reference_p): New function.
2101         * rtl.h (constant_pool_reference_p): New prototype.
2102         * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2103         constant_pool_reference_p in condition and
2104         avoid_constant_pool_reference in preparation statements.
2105
2106 2005-09-06  Andreas Krebbel  <krebbel1@de.ibm.com>
2107
2108         * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2109         STRICT_LOW_PART SETs.
2110
2111 2005-09-06  Alan Modra  <amodra@bigpond.net.au>
2112
2113         PR middle-end/21460
2114         * except.c (sjlj_emit_function_enter): Find the function begin
2115         note even when it's not in first basic block.
2116
2117 2005-09-06  Kelley Cook  <kcook@gcc.gnu.org>
2118
2119         * acinclude.m4: Renamed from aclocal.m4.  Delete AM_LANGINFO_CODESET,
2120         AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2121         * aclocal.m4: Regenerate.
2122
2123 2005-09-05  DJ Delorie  <dj@redhat.com>
2124
2125         * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2126         of macro.
2127
2128 2005-09-06  Kazu Hirata  <kazu@codesourcery.com>
2129
2130         * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2131         config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2132         config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2133         Follow spelling conventions.
2134         * doc/invoke.texi: Follow spelling conventions.
2135
2136 2005-09-05  J"orn Rennecke <joern.rennecke@st.com>
2137
2138         * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2139         * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2140         * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2141
2142 2005-09-05  J"orn Rennecke <joern.rennecke@st.com>
2143
2144         PR target/23683
2145         * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2146         (output_stack_adjust): Use gen_tmp_stack_mem.
2147         (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2148         (sh_set_return_address, sh_allocate_initial_value): Likewise.
2149         (sh_get_pr_initial_val): Likewise.
2150         (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2151         (sh_initialize_trampoline): Likewise.  Also use adjust_address.
2152         * sh.md (divsi_inv_m0): Use gen_const_mem.
2153         (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2154         (movdf_i4+1): Use gen_tmp_stack_mem.
2155         (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2156         (fpu_switch+2): Likewise.
2157         (movv4sf_i, movv16sf_i): Use adjust_address.
2158         (symGOT_load): Set MEM_NOTRAP_P bit.
2159
2160 2005-09-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2161
2162         PR target/23721
2163         * pa.c (emit_move_sequence): Fix typo in last change.
2164
2165 2005-09-03  Jakub Jelinek  <jakub@redhat.com>
2166
2167         PR rtl-optimization/23454
2168         * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2169         is true.
2170
2171 2005-09-03  Richard Henderson  <rth@redhat.com>
2172             John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2173
2174         PR middle-end/23671
2175         * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2176         gen_rtx_MEM.
2177
2178 2005-09-02  Nicolas Pitre <nico@cam.org>
2179
2180         * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2181         to bit_count to 32 bits.
2182
2183 2005-08-31  Mark Mitchell  <mark@codesourcery.com>
2184
2185         PR c++/23167
2186         * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2187         generating synthetic loads from volatile lvalues.
2188
2189 005-09-02  Nick Clifton  <nickc@redhat.com>
2190
2191         * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2192         __ctzhi2, __clzhi2): New functions.
2193
2194 2005-09-02  Andrew Pinski  <pinskia@physics.uc.edu>
2195
2196         PR middle-end/23547
2197         * tree-nested.c (struct var_map_elt): Mark with GTY.
2198         (struct nesting_info): Mark with GTY.  Mark var_map's param is struct
2199         var_map_elt.
2200         (lookup_field_for_decl): Allocate new element in GC memory.
2201         (lookup_tramp_for_decl): Likewise.
2202         (convert_nl_goto_reference): Likewise
2203         (create_nesting_tree): Allocate info in GC memory. Likewise for
2204         info->var_map.
2205         (free_nesting_tree): Free with ggc_free instead of free.
2206         (root): New static variable.
2207         (lower_nested_functions): Remove root as local variable.  And zero out
2208         root at the end of the function.
2209
2210 2005-09-02  J"orn Rennecke <joern.rennecke@st.com>
2211
2212         PR rtl-optimization/20365
2213         * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2214         to short.  New member ix.
2215         (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2216         (simplify_plus_minus): Initialize ix members before calling qsort.
2217
2218 2005-09-02  Zdenek Dvorak  <dvorakz@suse.cz>
2219
2220         PR tree-optimization/23626
2221         * tree-cfg.c (replace_uses_by): Clean up eh info.
2222
2223 2005-09-01  DJ Delorie  <dj@redhat.com>
2224
2225         * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2226         fprintf.
2227
2228 2005-09-01  David Edelsohn  <edelsohn@gnu.org>
2229
2230         * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2231         (rs6000_split_multireg_move): Use replace_equiv_address instead of
2232         gen_rtx_MEM.
2233
2234 2005-09-01  Craig Rodrigues  <rodrigc@gcc.gnu.org>
2235
2236         * c-decl.c (diagnose_mismatched_decls):  With -Wredundant-decls,
2237         do not issue warning for a variable definition following
2238         a declaration.
2239
2240 2005-09-01  Richard Henderson  <rth@redhat.com>
2241
2242         PR 23668
2243         * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2244         conversion to CONST_VECTOR.
2245
2246 2005-09-01  Richard Henderson  <rth@redhat.com>
2247
2248         PR 23676
2249         * reload1.c (reload_as_needed): Check !CALL_P before calling
2250         fixup_eh_region_note.
2251         * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2252
2253 2005-09-01  DJ Delorie  <dj@redhat.com>
2254
2255         * varasm.c (output_constant): Let the target resolve
2256         conversions of addresses to non-default pointer sizes.
2257
2258 2005-09-01  Nicolas Pitre <nico@cam.org>
2259
2260         * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2261         to alow matching ARM pre-indexed addressing mode.
2262         (arm_override_options): Remove now irrelevant comment.
2263
2264 2005-09-01  Phil Edwards  <phil@codesourcery.com>
2265
2266         * config.gcc (i*86-wrs-vxworks):  Update.  Split out vxworksae target.
2267         * config/i386/t-vxworks:  Update multilibs for VxWorks 6 and RTP mode.
2268         * config/i386/vxworks.h:  Likewise.
2269         * config/i386/t-vxworksae:  New file, for VxWorks AE.
2270         * config/i386/vxworksae.h:  Likewise.
2271
2272 2005-09-01  Sebastian Pop  <pop@cri.ensmp.fr>
2273
2274         PR tree-optimization/23410
2275         * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2276         sequence is not wrapping during the first step.
2277
2278 2005-09-01  Jakub Jelinek  <jakub@redhat.com>
2279
2280         PR debug/7241
2281         * dwarf2out.c (base_type_die): Compare char_type_node with
2282         TYPE_MAIN_VARIANT (type), not type.
2283
2284 2005-09-01  Richard Guenther  <rguenther@suse.de>
2285
2286         PR tree-optimization/15366
2287         * common.opt: Add -finline-functions-called-once.
2288         Put -fearly-inlining in alphabetically ordered place.
2289         * doc/invoke.texi: Document new option.
2290         * ipa-inline.c (cgraph_decide_inlining): Honour
2291         flag_inline_functions_called_once.
2292
2293 2005-09-01  Jakub Jelinek  <jakub@redhat.com>
2294
2295         PR rtl-optimization/23478
2296         * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2297         (alloc_qty): Initialize it.
2298         (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2299         (combine_regs): Combine also n_throwing_calls_crossed fields.
2300         (find_free_reg): Don't attempt to caller-save pseudos crossing
2301         calls that might throw.
2302         * global.c (struct allocno): Add throwing_calls_crossed field.
2303         (global_alloc): Revert 2005-08-22 change.  Initialize
2304         throwing_calls_crossed.
2305         (find_reg): Don't attempt to caller-save pseudos crossing calls that
2306         might throw.
2307
2308 2005-09-01  Alan Modra  <amodra@bigpond.net.au>
2309
2310         PR target/23649
2311         * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2312         (mask64_operand): Reinstate code prior to 2005-06-11 change.
2313         (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2314         (and64_2_operand): Tweak to use predicate.
2315         (and_operand): Adjust for mask_operand changes.
2316         * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2317         (print_operand): Likewise.
2318         (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2319         (mask64_1or2_operand): Delete.
2320         * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2321         * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2322         (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2323         (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2324         * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2325         (rotldi3_internal4): Likewise.
2326         (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2327         (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2328         (ashldi3_internal7): Likewise.
2329         (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2330         (ashldi3_internal, ashldi3_internal9 split): Likewise.
2331         (anddi3 split): Don't match mask64_operand.
2332         (anddi3_internal2): Add rlwinm.  Modify 't' splitter predicate.
2333         (anddi3_internal3): Add rlwinm.  Use and64_2_operand in non-cr0
2334         splitter and match TARGET_64BIT not TARGET_POWERPC64.  Modify
2335         't' splitter predicate.
2336         (movdi_internal64 + 2): Revert 2005-06-11 change.
2337
2338 2005-08-31  DJ Delorie  <dj@redhat.com>
2339
2340         * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2341         (m32c_asm_integer): Add support for 32 bit pointers.
2342
2343 2005-08-31  Richard Henderson  <rth@redhat.com>
2344
2345         * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2346         component-like references for setting MEM_NOTRAP_P.
2347
2348         * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
2349         * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
2350
2351 2005-08-31  Richard Henderson  <rth@redhat.com>
2352
2353         * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
2354         into a pseudo before applying gen_lowpart.
2355
2356 2005-08-31  Geoffrey Keating  <geoffk@apple.com>
2357
2358         * doc/install.texi (Specific): Update cctools version required
2359         for full functionality.
2360         * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
2361         linkers as -macosx_version_min.
2362
2363 2005-08-31  J"orn Rennecke <joern.rennecke@st.com>
2364
2365         PR target/21255
2366         * sh.c (print_operand, %R and %S): Add handling of floating point
2367         registers, memory, constants and invalid operands.
2368
2369 2005-08-31  Daniel Berlin  <dberlin@dberlin.org>
2370
2371         * ipa-pure-const.c: Change dump name.
2372
2373 2005-08-31 Uros Bizjak <uros@kss-loka.si>
2374
2375         PR target/23570
2376         * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
2377         to "reg_or_0_operand".
2378         (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
2379
2380 2005-08-31  Dale Johannesen  <dalej@apple.com>
2381
2382         * loop-iv.c (iv_number_of_iterations):  Fix overflow check for
2383         loops that count down.
2384
2385 2005-08-31  Richard Henderson  <rth@redhat.com>
2386
2387         PR rtl-opt/23601
2388         * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
2389         (fixup_eh_region_note): New.
2390         (reload_as_needed): Call it.
2391         (fixup_abnormal_edges): Allow all throwing insns to be deleted;
2392         don't call find_many_sub_basic_blocks; call verify_flow_info.
2393         * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
2394         (keep_stack_depressed): Likewise.
2395         (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
2396
2397 2005-08-31  Richard Henderson  <rth@redhat.com>
2398
2399         * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
2400         fp return matching.
2401
2402 2005-08-31  Fariborz Jahanian <fjahanian@apple.com>
2403
2404         * expr.c (expand_expr_real_1): Compare size of address
2405         mode to target's address mode size in deciding expansion of
2406         the constant address.
2407
2408 2005-08-31  Richard Guenther  <rguenther@suse.de>
2409
2410         PR middle-end/23477
2411         * expr.c (all_zeros_p): New function.
2412         (expand_expr_real_1): Handle the case of an all-zero
2413         non-addressable constructor separately.
2414
2415 2005-08-31  Adrian Straetling  <straetling@de.ibm.com>
2416
2417         * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
2418         arguments, adjust all callers.
2419         (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
2420
2421 2005-08-30  Richard Henderson  <rth@redhat.com>
2422
2423         PR target/23630
2424         * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
2425         whenever the mode sizes match.
2426
2427 2005-08-31  Alan Modra  <amodra@bigpond.net.au>
2428
2429         * calls.c (load_register_parameters): Fix comment typo.
2430         * expr.c (emit_push_insn): Comment formatting.
2431
2432 2005-08-30  Ian Lance Taylor  <ian@airs.com>
2433
2434         * config/i386/x-cygwin (host-cygwin): Change dependency from
2435         hosthooks-def.h to $(HOSTHOOKS_DEF_H).
2436
2437 2005-08-29  Geoffrey Keating  <geoffk@apple.com>
2438
2439         * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
2440         parts of 'vals'.
2441
2442 2005-08-29  Andrew Pinski  <pinskia@physics.uc.edu>
2443
2444         PR middle-end/23408
2445         * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
2446         call to ggc_collect.
2447
2448 2005-08-29  Paolo Bonzini  <bonzini@gnu.org>
2449
2450         PR bootstrap/21268
2451         * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
2452         beginning.  Remove $(INCLUDES) from all the rules, if following
2453         $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
2454
2455 2005-08-29  Jakub Jelinek  <jakub@redhat.com>
2456
2457         PR middle-end/23484
2458         * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
2459         fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
2460         not constant, but maxlen is, don't set len to maxlen, rather
2461         set maxlen to len if len is a constant.
2462
2463 2005-08-29  Zdenek Dvorak  <dvorakz@suse.cz>
2464
2465         PR tree-optimization/23475
2466         * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
2467         and counts.
2468
2469 2005-08-28  Daniel Berlin  <dberlin@dberlin.org>
2470
2471         Fix PR middle-end/22455
2472
2473         * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
2474         Checksum only the parts of the tree that exist for the tree code.
2475
2476 2005-08-28  Dale Johannesen  <dalej@apple.com>
2477
2478         * config/i386/i386.c (nocona_cost):  Increase MOVE_RATIO.
2479
2480 2005-08-28  Andrew Pinski  <pinskia@physics.uc.edu>
2481
2482         * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
2483
2484 2005-08-28  Richard Henderson  <rth@redhat.com>
2485
2486         * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
2487         * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
2488         of char_type_node.
2489
2490 2005-08-28  Jakub Jelinek  <jakub@redhat.com>
2491
2492         PR ada/23593
2493         * builtins.c (get_memory_rtx): Don't strip nops
2494         in between COMPONENT_REFs.
2495
2496 2005-08-27  Andrew Pinski  <pinskia@physics.uc.edu>
2497
2498         PR middle-end/23463
2499         * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
2500         types.
2501         (gimplify_modify_expr): Check for zero sized types and gimplify the
2502         rhs and lhs as statements.
2503
2504 2005-08-27  John David Anglin  <dave.anflin@nrc-cnrc.gc.ca>
2505
2506         PR libgcj/23508
2507         * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
2508         state for return address column of signal frames.
2509
2510 2005-08-27  David Edelsohn  <edelsohn@gnu.org>
2511
2512         PR target/23539
2513         * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
2514         bytes >= 2 not bytes == 2.
2515         (expand_block_move): Same.
2516
2517 2005-08-27  Richard Guenther  <rguenther@suse.de>
2518
2519         PR target/23575
2520         * config/i386/sse.md (sse2_movsd): Add missing closing
2521         braces.
2522
2523 2005-08-27  Paul Brook  <paul@codesourcery.com>
2524
2525         * genrecog.c (enum decision_type): Add DT_num_insns.
2526         (struct decision_test): Add u.num_insns.
2527         (add_to_sequence): Add DT_num_insns test.
2528         (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
2529         (write_cond, debug_decision_2): Ditto.
2530         (change_state): Assume peep2_next_insn never fails.
2531         Remove "afterward" argument.
2532         (write afterward, write_tree): Update to match.
2533         * recog.c (peep2_current_count): New variable.
2534         (peep2_next_insn): Check it.
2535         (peephole2_optimize): Set peep2_current_count.
2536         * recog.h (peep2_current_count): Declare.
2537
2538 2005-08-26  Josh Conner  <jconner@apple.com>
2539
2540         PR middle-end/23584
2541         * ipa-pure-const.c (check_tree): Check for volatile-ness
2542         when considering a dereference.
2543
2544 2005-08-27  Jakub Jelinek  <jakub@redhat.com>
2545
2546         * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
2547
2548 2005-08-26  Jakub Jelinek  <jakub@redhat.com>
2549
2550         PR rtl-optimization/23561
2551         * builtins.c (get_memory_rtx): Add LEN argument.  If MEM_EXPR is
2552         a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
2553         at most LEN bytes long memory fits into the field.
2554         (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
2555         expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
2556         expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
2557
2558 2005-08-26  Richard Henderson  <rth@redhat.com>
2559
2560         PR rtl-opt/23560
2561         * loop.c (biased_biv_may_wrap_p): New.
2562         (maybe_eliminate_biv_1): Use it to suppress non-equality
2563         comparison transformations.  Delete disabled code.
2564
2565 2005-08-26  Ian Lance Taylor  <ian@airs.com>
2566
2567         * combine.c (make_extraction): Avoid reference outside object.
2568
2569 2005-08-26  J"orn Rennecke <joern.rennecke@st.com>
2570
2571         * stor-layout.c (finalize_type_size): Restore behaviour for
2572         non-aggregate types to the status quo ante of the patch for
2573         pr 23467.  Document why it matters.
2574
2575 2005-08-26  Jakub Jelinek  <jakub@redhat.com>
2576
2577         PR c/23506
2578         * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
2579         array by one element, initialize the BT_LAST element with NULL.
2580
2581 2005-08-26  David Edelsohn  <edelsohn@gnu.org>
2582
2583         * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
2584         optimizing for size.
2585         (plus_eqsi): Same.
2586         (compare_plus_eqsi): Same.
2587         (plus_eqsi_compare): Same.
2588         (neg_eq0<mode>): Same.
2589         (neg_eq<mode>): Same.
2590
2591         * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
2592         PROCESSOR_POWER4.
2593
2594 2005-08-26  Nick Clifton  <nickc@redhat.com>
2595
2596         * config/v850/v850.c (ep_memory_operand): Return FALSE if
2597         TARGET_EP is not defined.
2598         * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
2599         TARGET_EP is enabled.
2600         (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
2601         * config/v850/v850.md (save_all_interrupt): Only use the EP
2602         register if TARGET_EP is defined.
2603         (restore_all_interrupt): Likewise.
2604         * config/v850/lib1funcs.asm: Update functions so that the EP
2605         register is only used if __EP__ is defined.
2606
2607 2005-08-26  David Ung  <davidu@mips.com>
2608
2609         * config/mips/mips.c (mips_expand_prologue): Handle case when
2610         generating for MIPS16 and the outgoing argument area is more than
2611         SMALL_OPERAND. Use the frame pointer as temporary to generate the
2612         add instruction.
2613
2614 2005-08-26  Paul Woegerer  <paul.woegerer@nsc.com>
2615
2616         * config/crx/crx.md: Make doloop_end pattern usage controllable
2617         via mloop-nesting=<max-nesting> command line switch. Make sure
2618         the combiner cannot use doloop_end_<mode> in an illegal way.
2619         * config/crx/crx.c: Use regs up to r6 for argument passing.
2620         Refine crx_address_cost (non cst4 displacements are expensive).
2621         * config/crx/crx.opt: Add switch for mloop-nesting=.
2622
2623 2005-08-26  Adrian Straetling  <straetling@de.ibm.com>
2624
2625         * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
2626         (UNSPEC_MVST): New constant.
2627
2628 2005-08-26  Andreas Krebbel  <krebbel1@de.ibm.com>
2629
2630         * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
2631         Reject operands containing eliminable registers.
2632         * testsuite/gcc.dg/20050825-1.c: New testcase.
2633
2634 2005-08-24  Paolo Bonzini  <bonzini@gnu.org>
2635             Jan Hubicka  <jh@suse.cz>
2636
2637         * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
2638
2639 2005-08-24  Paolo Bonzini  <bonzini@gnu.org>
2640
2641         PR tree-optimization/23546
2642         * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
2643         and REAL_CST nodes.
2644
2645 2005-08-24  Pete Steinmetz  <steinmtz@us.ibm.com>
2646
2647         * params.def (PARAM_MIN_SPEC_PROB): New.
2648         * sched-rgn.c (MIN_PROBABILITY): Delete.
2649         (compute_trg_info): Convert to PARAM_VALUE.
2650         * doc/invoke.texi (param): Document min-spec-prob.
2651
2652 2005-08-24  Fariborz Jahanian <fjahanian@apple.com>
2653
2654         * config/darwin.h: define __PIC__
2655         * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
2656         TARGET_OS_CPP_BUILTINS macro.
2657
2658 2005-08-24  Paolo Bonzini  <bonzini@gnu.org>
2659
2660         * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
2661         yesterday.
2662
2663 2005-08-24  Zdenek Dvorak  <dvorakz@suse.cz>
2664
2665         * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
2666         to duplicate_block.
2667         * cfghooks.c (duplicate_block): Added position where to place
2668         new block as argument.
2669         * cfghooks.h (duplicate_block): Declaration changed.
2670         * cfglayout.c (copy_bbs): Add argument after.  Pass it to
2671         duplicate_block.
2672         * cfglayout.h (copy_bbs): Declaration changed.
2673         * cfgloop.h (loop_version): Declaration changed.
2674         * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
2675         position to copy_bbs.
2676         (loop_version): Pass position to duplicate_loop_to_header_edge.
2677         Add place_after argument and position new blocks according to
2678         it.
2679         * modulo-sched.c (sms_schedule): Pass place_after argument
2680         to loop_version.
2681         * tracer.c (tail_duplicate): Pass argument to duplicate_block.
2682         * tree-cfg.c (split_edge_bb_loc): New function.
2683         (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
2684         to determine position of new blocks.
2685         * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
2686         to loop_version.
2687         * tree-ssa-threadupdate.c (create_block_for_threading): Pass
2688         argument to duplicate_block.
2689         * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
2690         Pass position to copy_bbs.
2691
2692 2005-08-24  Zdenek Dvorak  <dvorakz@suse.cz>
2693
2694         * fold-const.c (ptr_difference_const): Use
2695         cst_and_fits_in_hwi instead of host_integerp.
2696
2697 2005-08-24  Paolo Bonzini  <bonzini@gnu.org>
2698
2699         * config/darwin.c (gen_pic_offset): New.
2700         (machopic_indirect_data_reference,  machopic_legitimize_pic_address):
2701         Use it.
2702
2703 2005-08-23  Zdenek Dvorak  <dvorakz@suse.cz>
2704
2705         PR tree-optimization/23486
2706         * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
2707
2708 2005-08-23  Phil Edwards  <phil@codesourcery.com>
2709
2710         * config.gcc (*-*-vxworks*):  Update tm_file, add extra_options,
2711         remove use_collect2.
2712         (powerpc-wrs-vxworks):  Update, split out *-*-vxworksae target.
2713
2714         * target-def.h (TARGET_HAVE_CTORS_DTORS):  Allow target
2715         configuration files to override the default value.
2716
2717         * config/t-vxworks:  Remove INSTALL_ASSERT_H.  Define STMP_FIXPROTO,
2718         EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
2719         * config/vx-common.h:  New file, split out from...
2720         * config/vxworks.h:  here.  Update for VxWorks 6.x and RTP mode.
2721         * config/vxworksae.h:  New file, for VxWorks AE.
2722         * config/vxworks.opt:  New file.
2723         * config/vxlib.c:  Update for VxWorks 6.
2724
2725         * config/rs6000/t-vxworks (MULTILIB_OPTIONS):  New list.  Adjust
2726         other MULTILIB_* variables appropriately.
2727         (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS):  Correct from t-ppccomm.
2728         * config/rs6000/t-vxworksae:  New file, adjust multilibs for AE.
2729         * config/rs6000/vxworks.h:  Update for VxWorks 6.
2730         * config/rs6000/vxworksae.h:  New file, mostly placeholder for now.
2731
2732 2005-08-23  Andrew Pinski  <pinskia@physics.uc.edu>
2733
2734         PR target/20799
2735         * config/darwin.c (machopic_select_section): Remove the hack to
2736         mark "::operator new" and "::operator delete" for coalescing
2737         even though they are not weak.
2738
2739 2005-08-24  Alan Modra  <amodra@bigpond.net.au>
2740
2741         * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
2742         * configure: Regenerate.
2743
2744 2005-08-23  Paolo Bonzini  <bonzini@gnu.org>
2745
2746         PR middle-end/23517
2747         * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
2748         between vectors.
2749         * convert.c (convert_to_integer, convert_to_vector): Likewise.
2750         * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
2751         Likewise.
2752
2753 2005-08-23  Paolo Bonzini  <bonzini@gnu.org>
2754
2755         * config/rs6000/predicates.md (equality_operator): New.
2756         * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
2757         comparison with a large constant.
2758
2759 2005-08-23  Mark Mitchell  <mark@codesourcery.com>
2760
2761         * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
2762
2763 2005-08-23  J"orn Rennecke <joern.rennecke@st.com>
2764
2765         * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
2766         registers is even, and we have a hardware double precision fp,
2767         align the buffer.
2768         (sh_gimplify_va_arg_expr): For floating point arguments, consider
2769         size of current argument when checking if argument was passed in
2770         registers.
2771
2772         * sh.c (sh_attr_renesas_p): Handle error_mark_node.
2773
2774         PR middle-end/23467
2775         * stor-layout.c (finalize_type_size): Dont override
2776         existing alignment with a smaller alignment from the mode.
2777
2778 2005-08-23  Sebastian Pop  <pop@cri.ensmp.fr>
2779
2780         * lambda-code.c (lambda_vector_lexico_pos): Moved...
2781         * lambda.h (lambda_vector_lexico_pos): ... here.
2782         * tree-data-ref.c (build_classic_dist_vector): Return false when
2783         the distance vector is lexicographically negative.
2784
2785 2005-08-23  Sebastian Pop  <pop@cri.ensmp.fr>
2786
2787         PR tree-optimization/23511
2788         * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
2789         handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
2790
2791 2005-08-23  Jakub Jelinek  <jakub@redhat.com>
2792
2793         PR tree-optimization/22043
2794         * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
2795         * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
2796         If ALLOW_FLEXARR, handle types ending with flexible array member.
2797         Pass false as second argument to recursive count_type_elements calls.
2798         (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
2799         argument to count_type_elements call.
2800         * tree-sra.c (decide_block_copy): Likewise.
2801         * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
2802         for a constant-sized object, set cleared as well.  Pass true as
2803         second argument to count_type_elements call.
2804
2805 2005-08-23  Alan Modra  <amodra@bigpond.net.au>
2806
2807         PR target/21571
2808         * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
2809         from legitimate_small_data_p, and make global.  Update use.
2810         Remove forward declaration.
2811         * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
2812         Declare.
2813         * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
2814
2815 2005-08-23  David Edelsohn  <edelsohn@gnu.org>
2816
2817         * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
2818         of scratch intermediates.
2819         (eq<mode>_compare): Same.
2820         (neg_eq0<mode>): New.
2821         (neg_eq<mode>): Convert to define_insn_and_split.
2822
2823 2005-08-23  Alan Modra  <amodra@bigpond.net.au>
2824
2825         PR target/23070
2826         * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
2827         stdarg functions, set/clear the fp marker even when no variable
2828         args are passed.
2829         * config/rs6000/sysv4.opt (mprototype): Describe.
2830
2831 2005-08-22  Jakub Jelinek  <jakub@redhat.com>
2832
2833         PR rtl-optimization/23478
2834         * regs.h (reg_info): Add throw_calls_crossed.
2835         (REG_N_THROWING_CALLS_CROSSED): Define.
2836         * flow.c (allocate_reg_life_data): Initialize
2837         REG_N_THROWING_CALLS_CROSSED.
2838         (propagate_one_insn, attempt_auto_inc): Update
2839         REG_N_THROWING_CALLS_CROSSED.
2840         * global.c (global_alloc): Don't allocate pseudos across
2841         calls that may throw.
2842
2843 2005-08-22  Andrew Pinski  <pinskia@physics.uc.edu>
2844
2845         PR c/18715
2846         * c-common.c (c_do_switch_warnings): Look for a node where the enum's
2847         value is inbetween the range if we did not find an exact match.
2848
2849 2005-08-22  Aldy Hernandez  <aldyh@redhat.com>
2850
2851         * doc/invoke.texi (Option Summary): Add ms1 options.
2852         * doc/extend.texi: Document interrupt handler attribute for ms1.
2853         * doc/md.texi: Document ms1 constraints.
2854         * config.gcc: Add ms1-*-elf.
2855         * config/ms1/ms1.h: New.
2856         * config/ms1/ms1.c: New.
2857         * config/ms1/ms1.md: New.
2858         * config/ms1/ms1-protos.h: New.
2859         * config/ms1/ABI.txt: New.
2860         * config/ms1/crti.asm: New.
2861         * config/ms1/crtn.asm: New.
2862         * config/ms1/lib2extra-funcs.c: New.
2863         * config/ms1/t-ms1: New.
2864         * config/ms1/ms1.opt: New.
2865
2866 2005-08-22 Ira Rosen <irar@il.ibm.com>
2867
2868         * config/rs6000/altivec.md (xorv4sf3): New.
2869         (negv4sf2, neg<mode>2): Likewise.
2870
2871 2005-08-21  H.J. Lu  <hongjiu.lu@intel.com>
2872
2873         PR target/23485
2874         * config/ia64/ia64.md (divsi3): Check divide by zero.
2875         (udivsi3): Likewise.
2876         (divdi3): Likewise.
2877         (udivdi3): Likewise.
2878
2879 2005-08-21  Jakub Jelinek  <jakub@redhat.com>
2880
2881         * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
2882         up to elem_bitsize bits, not max_bitsize.
2883
2884 2005-08-21  Sebastian Pop  <pop@cri.ensmp.fr>
2885
2886         PR tree-optimization/23433
2887         * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
2888         REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
2889
2890 2005-08-21  Sebastian Pop  <pop@cri.ensmp.fr>
2891
2892         PR tree-optimization/23434
2893         * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
2894         the iteration bound is not an INTEGER_CST.
2895
2896 2005-08-21  Dorit Nuzman  <dorit@il.ibm.com>
2897
2898         * tree-vect-transform.c (get_initial_def_for_reduction): Set
2899         need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
2900         NULL if need_epilog_adjust is false.
2901         (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
2902         Case 3 always peels first itration, not just for PLUS case, and no need
2903         to use scalar_initial_def here. Create an epilog adjustment only if
2904         scalar_initial_def is not NULL.
2905
2906         (vectorizable_reduction): Remove assert.
2907
2908 2005-08-20  H.J. Lu  <hongjiu.lu@intel.com>
2909
2910         PR target/23485
2911         * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
2912         (__moddi3): Likewise.
2913         (__udivdi3): Likewise.
2914         (__umoddi3): Likewise.
2915         (__divsi3): Likewise.
2916         (__modsi3): Likewise.
2917         (__udivsi3): Likewise.
2918         (__umodsi3): Likewise.
2919
2920 2005-08-20  Jakub Jelinek  <jakub@redhat.com>
2921
2922         * tree-pass.h (TDF_GRAPH): Define.
2923         * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
2924         * passes.c (finish_optimization_passes): Only call
2925         finish_graph_dump_file if TDF_GRAPH is set.
2926         (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
2927         NULL.  Set TDF_GRAPH bit.
2928         (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
2929
2930 2005-08-20  Richard Earnshaw  <richard.earnshaw@arm.com>
2931
2932         * arm.h (arm_stack_offsets): Add locals_base field.
2933         * arm.c (arm_get_frame_offsets): Compute it.
2934         (thumb_compute_initial_elimination offset): Make the Thumb frame
2935         pointer point to the base of the local variables.
2936         (thumb_expand_prologue): Update accordingly.
2937         (thumb_expand_epilogue): Likewise.
2938
2939         * arm.md (thumb_movhi_clobber): Make this insn a define_expand.  Change
2940         mode of clobbered scratch to DImode.  Handle a case that's known to
2941         need this.
2942
2943 2005-08-19  David Edelsohn  <edelsohn@gnu.org>
2944
2945         * config/rs6000/rs6000.md (gt0<mode>): Delete.
2946         (gt0<mode>_compare): Delete.
2947         (neg_gt0<mode>): Delete.
2948
2949 2005-08-19  Eric Christopher  <echristo@apple.com>
2950
2951         * optabs.h: Change CTI_ to COI_.
2952         * optabs.c: Ditto.
2953
2954 2005-08-19  James E Wilson  <wilson@specifix.com>
2955
2956         * builtins.c (expand_builtin_return_addr): Set
2957         current_function_accesses_prior_frames when count != 0.  Use
2958         frame_pointer_rtx when count == 0.
2959         * function.h (struct function): Add accesses_prior_frames field.
2960         (current_function_accesses_prior_frames): Define.
2961         * reload1.c (init_elim_table): Check
2962         current_function_accesses_prior_frames.
2963         * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
2964
2965 2005-08-19  Diego Novillo  <dnovillo@redhat.com>
2966
2967         * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
2968         indicator.  Return true if the flowgraph changed during
2969         cleanup.
2970
2971 2005-08-19  Diego Novillo  <dnovillo@redhat.com>
2972
2973         PR 23476
2974         * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
2975         conditional expression before testing its value.
2976
2977 2005-08-19  Diego Novillo  <dnovillo@redhat.com>
2978
2979         * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
2980
2981 2005-08-19  Devang Patel  <dpatel@apple.com>
2982
2983         PR tree-optimization/23048
2984         * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
2985         third parameter. Check whether latch is dominated by exit
2986         block or not.
2987         (if_convertible_loop_p): Supply exit block itself to
2988         if_convertible_bb_p.
2989
2990 2005-08-19  Richard Earnshaw  <richard.earnshaw@arm.com>
2991
2992         PR target/23473
2993         * arm.md (arm_load_pic_register): Change argument to the mask of
2994         saved registers.  Call thumb_find_work_register if we need a
2995         scratch register on Thumb.
2996         (arm_expand_prologue): Pass empty register set to
2997         arm_load_pic_register.
2998         (thumb_expand_prologue): Pass live_regs_mask directly to
2999         arm_load_pic_register.
3000         * arm-protos.h (arm_load_pic_register): Update prototype.
3001
3002 2005-08-19  J"orn Rennecke <joern.rennecke@st.com>
3003
3004         * sh.c (find_sole_member): New function.
3005         (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3006         if the record's alignment is larger than the size of its only member.
3007
3008 2005-08-19  Richard Earnshaw  <richard.earnshaw@arm.com>
3009
3010         PR target/23436
3011         * arm.c (thumb_legitimize_reload_address): New function.
3012         * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3013         * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3014
3015 2005-08-19  Paul Woegerer  <paul.woegerer@nsc.com>
3016
3017         * config/crx/crx.c: Implement crx_decompose_address. Reject
3018         symbolic displacements since CRX register relative adressing
3019         mode can't handle unsigned 32-bit values as displacements.
3020         * config/crx/crx.h: Simplify definitions, remove redundant
3021         parenthesis and obsolete macros.
3022         * config/crx/crx.opt: Add new switch for debugging addresses.
3023         * config/crx/crx-protos.h: Add new declarations for above.
3024
3025 2005-08-19  Andrew Pinski  <pinskia@physics.uc.edu>
3026
3027         PR middle-end/20624
3028         * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3029         looking past it.
3030
3031 2005-08-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3032
3033         * collect2.c (dup2): Delete.
3034         * configure.ac: Don't check for dup2.
3035
3036         * config.in, configure: Regenerate.
3037
3038 2005-08-18  J"orn Rennecke <joern.rennecke@st.com>
3039
3040         * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3041         record with the type of its only member.
3042
3043 2005-08-18  David Edelsohn  <edelsohn@gnu.org>
3044
3045         * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3046         define_insn_and_split.
3047         (plus_ltu<mode>_compare): Same.
3048         (gtu<mode>_compare): Same.
3049         (plus_gtu<mode>_compare): Same.
3050
3051 2005-08-18  Dorit Nuzman  <dorit@il.ibm.com>
3052
3053         PR tree-optimization/22228
3054         * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3055         todo_flags_start.
3056         * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3057         are recorded in vect_vnames_to_rename for renaming.
3058         * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3059         (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3060         in vect_vnames_to_rename.
3061         (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3062         * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3063
3064 2005-08-18  Jan Hubicka  <jh@suse.cz>
3065
3066         PR c++/22034
3067         * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3068         info only for local statics, not for member variables.
3069
3070 2005-08-18  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
3071
3072         * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3073
3074 2005-08-18  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
3075
3076         * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3077
3078 2005-08-18  Andrew Pinski  <pinskia@physics.uc.edu>
3079
3080         PR middle-end/16045
3081         * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3082
3083 2005-08-17  James E Wilson  <wilson@specifix.com>
3084
3085         * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3086         array size check.
3087
3088 2005-08-17  David Edelsohn  <edelsohn@gnu.org>
3089
3090         * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3091         (leu<mode>_compare): Same.
3092         (plus_leu<mode>): Same.
3093         (neg_leu<mode>): Same.
3094         (and_neg_leu<mode): Same.
3095         (ltu<mode>_compare): Same.
3096         (plus_ltu<mode>): Same.
3097         (geu<mode>): Same.
3098         (geu<mode>_compare): Same.
3099         (plus_geu<mode>): Same.
3100         (neg_geu<mode>): Same.
3101         (and_neg_geu<mode>): Same.
3102         (plus_gt<mode>): Same.
3103         (gtu<mode>_compare): Same.
3104         (plus_gtu<mode>): Same.
3105
3106 2005-08-17  Erik Christiansen  <erik@dd.nec.com.au>
3107
3108         * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3109         Move call_table_data to end.  Delete spurious .text.
3110         (callt_save_all_interrupt): Fix comment typo.
3111
3112 2005-08-17  James E Wilson  <wilson@specifix.com>
3113             Kevin Winchester  <winchester@amirix.com>
3114
3115         PR target/21684
3116         * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3117
3118 2005-08-17  Uros Bizjak  <uros@kss-loka.si>
3119
3120         PR target/23268
3121         * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3122         ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3123
3124 2005-08-17  J"orn Rennecke <joern.rennecke@st.com>
3125
3126         * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3127         record with the type of its only member if the modes don't match.
3128
3129         * varasm.c (decode_reg_name): Skip empty additional register names.
3130
3131 2005-08-16  Zdenek Dvorak  <dvorakz@suse.cz>
3132
3133         * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3134         lsm_tmp_name_length): New.
3135         (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3136         (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3137
3138 2005-08-16  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3139             Andreas Krebbel  <krebbel1@de.ibm.com>
3140
3141         * config.gcc: Added z9-109 switch.
3142         * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3143         "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3144         "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3145         "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3146         "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3147         for "z9_109" cpu attribute.
3148         * config/s390/s390.c (z9_109_cost): New processor cost structure.
3149         (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3150         (s390_handle_arch_option): Added z9-109 switch.
3151         (override_options): Set respective cost function for z9-109.
3152         (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3153         (legitimate_reload_constant_p): Accept extended immediates.
3154         (print_operand): Three new output modifiers added: k, m and o.
3155         (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3156         (s390_output_mi_thunk): Use extended immediate when possible.
3157         * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3158         (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3159         (CONSTRAINT_LEN): Added length of O constraint.
3160         (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3161         * config/s390/s390.md ("cpu"): New value z9_109 added.
3162         ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3163         "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3164         "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3165         "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3166         "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3167         ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3168         "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3169         "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3170         ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3171         "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3172         "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3173         "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3174         "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3175         "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3176         "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3177         immediates.
3178         ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3179         "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3180         insns for TARGET_EXTIMM.
3181
3182 2005-08-17  Andreas Krebbel  <krebbel1@de.ibm.com>
3183
3184         * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3185
3186 2005-08-17  Nick Clifton  <nickc@redhat.com>
3187
3188         * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3189         Call default_encode_section_info.
3190
3191 2005-08-17  Steven Bosscher  <stevenb@suse.de>
3192
3193         PR tree-optimization/21574
3194         * tree-ssa-ccp.c (likely_value): If the right hand side is a
3195         constant, return CONSTANT.
3196         (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3197         (ccp_fold, visit_assignment): Likewise.
3198         (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3199
3200 2005-08-16  James A. Morrison  <phython@gcc.gnu.org>
3201
3202         * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3203         fold_buildN instead of buildN then fold_initializer or fold.
3204         (build_unary_op): Likewise.
3205         (build_binary_op): Likewise.
3206         * fold-const.c (fold_initializer): Remove.
3207         (fold_build1_initializer): New function.
3208         (fold_build2_initializer): New function.
3209         (fold_build3_initializer): New function.
3210         * tree.h (fold_initializer): Remove.
3211         (fold_build1_initializer): New function.
3212         (fold_build2_initializer): New function.
3213         (fold_build3_initializer): New function.
3214
3215 2005-08-16  James A. Morrison  <phython@gcc.gnu.org>
3216
3217         * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3218         (try_move_mult_to_index): Call fold_build2 instead of build2.
3219         (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3220         * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3221         fold_binary_to_constant.
3222         (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3223         fold (build.
3224         * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3225         check if A == gcd (A, B).  Remove TYPE argument.
3226         (analyze_offset) Use fold_build2 instead of fold (build.
3227         (create_data_ref): Likewise.
3228         (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3229         * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3230         then fold.
3231
3232 2005-08-17  Kelley Cook  <kcook@gcc.gnu.org>
3233
3234         * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3235         ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3236
3237 2005-08-16  Andrew Pinski  <pinskia@physics.uc.edu>
3238
3239         PR tree-opt/23402
3240         * gimplify.c (zero_sized_type): New function.
3241         (gimplify_modify_expr_rhs): If we have a zero sized type,
3242         replace the statement with an empty statement.
3243
3244 2005-08-16  H.J. Lu  <hongjiu.lu@intel.com>
3245
3246         * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3247         fxsave.
3248
3249 2005-08-16  Ian Lance Taylor  <ian@airs.com>
3250
3251         * doc/tm.texi (Label Output): Correct typo.
3252
3253 2005-08-16  Steven Bosscher  <stevenb@suse.de>
3254
3255         PR target/23376
3256         * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3257         force_operand will work later on using have_insn_for.
3258
3259 2005-08-16  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
3260
3261         * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3262
3263 2005-08-16  Ian Lance Taylor  <ian@airs.com>
3264
3265         PR c++/23337
3266         * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3267         vector type, don't try to construct it element by element.  Add an
3268         assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3269
3270 2005-08-16  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
3271
3272         * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3273
3274 2005-08-16  Geoffrey Keating  <geoffk@apple.com>
3275
3276         * doc/invoke.texi (Precompiled Headers): Document some more options
3277         which are known to be safe.
3278
3279 2005-08-16  James E Wilson  <wilson@specifix.com>
3280
3281         PR tree-optimization/21105
3282         * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3283         TREE_OVERFLOW check.
3284
3285 2005-08-16  David Edelsohn  <edelsohn@gnu.org>
3286
3287         * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3288         (neg_ltu<mode>): Same.
3289         (gtu<mode>): Same.
3290         (neg_gtu<mode>): Same.
3291
3292 2005-08-16  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
3293
3294         * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3295         (fold_builtin_isdigit): Use fold_buildN.
3296         (build_function_call_expr): Likewise.
3297         * c-typeck.c (c_finish_loop): Likewise.
3298
3299 2005-08-16  J"orn Rennecke <joern.rennecke@st.com>
3300             Richard Shann <rshann@superh.com>
3301
3302         PR middle-end/20396:
3303         * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3304
3305 2005-08-16  Sebastian Pop  <pop@cri.ensmp.fr>
3306
3307         * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3308
3309 2005-08-15  Richard Earnshaw  <richard.earnshaw@arm.com>
3310
3311         PR target/23355
3312         * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3313         arm_compure_save_reg0_reg12_mask to determine when the PIC register
3314         must be saved.
3315
3316 2005-08-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3317
3318         PR middle-end/23369
3319         * fold-const.c (build_range_check): Disable optimization for function
3320         pointer expressions on targets that require function pointer
3321         canonicalization.
3322
3323 2005-08-15  Ulrich Weigand  <uweigand@de.ibm.com>
3324
3325         * simplify-rtx.c (simplify_const_relational_operation): When
3326         extracting arguments of a COMPARE, recompute the mode as well.
3327
3328 2005-08-15  Ian Lance Taylor  <ian@airs.com>
3329
3330         * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3331
3332 2005-08-15  DJ Delorie  <dj@redhat.com>
3333
3334         * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3335         the stack.
3336         (movsi_splittable): Allow, but split, moves to the stack.
3337         * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3338         stack.
3339
3340 2005-08-15  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3341
3342         * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3343         * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3344         * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3345
3346         * bitmap.c, c-decl.c, config/i386/i386-interix.h,
3347         config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
3348         Delete HOST_PTR_PRINTF.
3349
3350         * configure, config.in: Regenerate.
3351
3352 2005-08-15  David Edelsohn  <edelsohn@gnu.org>
3353
3354         * config/rs6000/rs6000.md (QHSI): New mode macro.
3355         (wd): Extend mode attr for QImode and HImode
3356         (dbits): New mode attr.
3357         (zero_extend<mode>di2): Convert to mode macro.
3358
3359 2005-08-15  Steve Ellcey  <sje@cup.hp.com>
3360
3361         PR target/21841
3362         * doc/invoke.texi (-mgnu-ld): Update description.
3363         (-mhp-ld): Ditto.
3364
3365 2005-08-15  Sebastian Pop  <pop@cri.ensmp.fr>
3366
3367         PR 23391
3368         * Makefile.in (tree-chrec.o): Depends on real.h.
3369         * tree-chrec.c: Include real.h.
3370         (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
3371         chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
3372         * tree-scalar-evolution.c (add_to_evolution_1,
3373         interpret_rhs_modify_expr): Ditto.
3374
3375 2005-08-15  Sebastian Pop  <pop@cri.ensmp.fr>
3376
3377         PR 23386
3378         * tree-data-ref.c (estimate_niter_from_size_of_data): When
3379         step is negative compute the estimation from init downwards to zero.
3380
3381 2005-08-14  James A. Morrison  <phython@gcc.gnu.org>
3382
3383         * fold-const (fold_binary): Call fold_build2 instead of fold (build.
3384
3385 2005-08-14  Ulrich Weigand  <uweigand@de.ibm.com>
3386
3387         * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
3388         constraint.
3389         (legitimate_reload_constant_p): Fix handling of lliXX operands.
3390         Accept double-word constants that can be split.
3391         * config/s390/s390.md ("movti"): Use 'P' constraint.
3392         ("*movdi_31", "*movdf_31"): Likewise.
3393
3394 2005-08-14  Daniel Berlin  <dberlin@dberlin.org>
3395
3396         Fix PR tree-optimization/22615
3397
3398         * tree-ssa-structalias.c (solution_set_add): Handle
3399         first_vi_for_offset returning NULL.
3400         (do_da_constraint): Ditto.
3401         (do_sd_constraint): Ditto.
3402         (do_ds_constraint): Ditto
3403         (find_func_aliases): Ditto.
3404         (build_constraint_graph): RHS is allowed be ANYTHING.
3405         (first_vi_for_offset): Return NULL if we couldn't find anything at
3406         the offset.
3407
3408 2005-08-14  Ulrich Weigand  <uweigand@de.ibm.com>
3409
3410         * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
3411         over memory as first operand.
3412
3413 2005-08-14  H.J. Lu  <hongjiu.lu@intel.com>
3414
3415         PR target/23360
3416         * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
3417         available for setting it.
3418
3419 2005-08-14  Ira Rosen  <irar@il.ibm.com>
3420
3421         PR tree-optimization/23320
3422         * tree-data-ref.c (base_addr_differ_p): Add comment. Check
3423         data-refs' types instead of base object nullness. Add check for
3424         pointer type data-refs before first location comparison. Remove
3425         assert.
3426
3427 2005-08-14  Andreas Schwab  <schwab@suse.de>
3428
3429         * doc/md.texi (Machine Constraints): Fix misplaced @end table.
3430
3431 2005-08-13  James E Wilson  <wilson@specifix.com>
3432
3433         * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
3434         * doc/invoke.texi (-Wstack-protector, -fstack-protector,
3435         -fstack-protector-all, --param ssp-buffer-size): Document.
3436         (-Wvariadic-macros): Alphabetize.
3437         (-fsched-stalled-insns-dep): Add missing 'f'.
3438
3439         * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
3440         macros.
3441
3442 2005-08-13  David Edelsohn  <edelsohn@gnu.org>
3443
3444         * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
3445         or indirect address operand.
3446         (EXTRA_ADDRESS_CONSTRAINT): New.
3447         * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
3448
3449 2005-08-13  Sebastian Pop  <pop@cri.ensmp.fr>
3450
3451         PR tree-optimization/22236
3452         * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
3453         successors and predecessors.
3454         * tree-chrec.c (chrec_convert): Before converting, check that
3455         sequences don't wrap.
3456         * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
3457         (analyze_array): Extern.
3458         (find_data_references_in_loop): Remove call to
3459         compute_estimated_nb_iterations.
3460         * tree-data-ref.h (analyze_array): Declared.
3461         * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
3462         single_ssa_def_operand, zero_ssa_operands): Fix documentation.
3463         * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
3464         * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
3465         condition.
3466         * tree-ssa-loop-ivcanon.c: Fix documentation.
3467         * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
3468         * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
3469         (infer_loop_bounds_from_undefined): New.
3470         (estimate_numbers_of_iterations_loop): Use
3471         infer_loop_bounds_from_undefined.
3472         (used_in_pointer_arithmetic_p): New.
3473         (scev_probably_wraps_p): Pass an extra parameter.  Call
3474         used_in_pointer_arithmetic_p.  Check that AT_STMT is not null.
3475         (convert_step): Fix documentation.
3476         * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
3477         Use initial_condition_in_loop_num and evolution_part_in_loop_num
3478         instead of CHREC_LEFT and CHREC_RIGHT.  Adjust the call to
3479         scev_probably_wraps_p.
3480
3481 2005-08-13  Ulrich Weigand  <uweigand@de.ibm.com>
3482
3483         * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
3484         (s390_register_info): Ignore clobbered_regs information for fixed
3485         registers, and only fixed registers.
3486         (s390_init_frame_layout): Remove redundant call.
3487
3488 2005-08-12  Gerald Pfeifer  <gerald@pfeifer.com>
3489
3490         * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
3491         description of -Wold-style-casts.
3492
3493 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
3494             Jakub Jelinek  <jakub@redhat.com>
3495
3496         * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3497         * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
3498         * config/s390/s390.c (print_operand): New output modifier 'G' added.
3499         (get_thread_pointer): Renamed to s390_get_thread_pointer.
3500         * config/s390/s390.md (stack_protect_set, stack_protect_test): If
3501         TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
3502         (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
3503         (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
3504         ("stack_protect_set", "stack_protect_test"): New expanders.
3505         ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
3506         "stack_protect_testdi"): New insn definitions.
3507
3508 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
3509
3510         * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
3511
3512 2005-08-12  Paul Brook  <paul@codesourcery.com>
3513
3514         * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
3515
3516 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
3517
3518         * config/s390/predicates.md (setmem_operand): New predicate.
3519         (shift_count_operand): Accept ANDs with special constants as
3520         operand.
3521         * config/s390/s390.c (print_shift_count_operand): Skip ANDs
3522         with special constants.
3523         * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
3524         shift_count_operand with setmem_operand.
3525
3526 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
3527
3528         * config/s390/s390.c (s390_extract_part, s390_single_part):
3529         Type cast added.
3530         (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
3531         (s390_output_mi_thunk): Don't use lg on 31 bit.
3532         * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
3533         ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
3534
3535 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
3536
3537         * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
3538         (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
3539         s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
3540         s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
3541         with one of the new macros.
3542
3543 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
3544
3545         * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
3546         Don't set save_return_addr_p.
3547         (s390_register_info): Make clobbered_regs not depending on
3548         save_return_addr_p.
3549
3550 2005-08-12  Kaz Kojima  <kkojima@gcc.gnu.org>
3551
3552         * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
3553         (LINK_COMMAND_SPEC): Add space after %(link_ssp).
3554
3555 2005-08-11  James E. Wilson  <wilson@specifix.com>
3556
3557         * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
3558
3559 2005-08-11  Jakub Jelinek  <jakub@redhat.com>
3560
3561         * dwarf2out.c (add_location_or_const_value_attribute): Prefer
3562         locations gathered by var-tracking in single entry loc_list
3563         over loc_descriptor_from_tree.
3564
3565         * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
3566         pass it down to loc_descriptor.
3567         (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
3568         (containing_function_has_frame_base): Move earlier in the file.
3569         (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
3570         instead of always assuming fbreg can't be used.
3571
3572 2005-08-11  David Edelsohn  <edelsohn@gnu.org>
3573
3574         * config/rs6000/altivec.md: Change constraint "m" to "Z".
3575         * config/rs6000/predicates.md (indexed_or_indirect_operand):
3576         Accept address wrapped in AND for Altivec.
3577         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3578         Strip AND wrapping offset address for Altivec.
3579
3580 2005-08-11  Richard Henderson  <rth@redhat.com>
3581
3582         PR middle-end/23312
3583         * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
3584         before using TYPE_IS_SIZETYPE.
3585
3586 2005-08-11  Richard Henderson  <rth@redhat.com>
3587
3588         PR target/22225
3589         * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
3590         insn types not present on ev4.
3591         (alphaev5_insn_pipe): Similarly.
3592
3593 2005-08-11  Richard Earnshaw  <richard.earnshaw@arm.com>
3594
3595         PR target/23250
3596         * arm.c (arm_override_options): If the user has selected callee-super-
3597         interworking, then enable normal interworking.
3598
3599 2005-08-11  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
3600
3601         * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
3602         redefinition.
3603
3604 2005-08-11  Wu Zhou  <woodzltc@cn.ibm.com>
3605
3606         * doc/rtl.texi: Fix two typos.
3607
3608 2005-08-11  Richard Guenther  <rguenther@suse.de>
3609
3610         PR target/23289
3611         * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
3612         cases where we call to/from functions returning void.
3613
3614 2005-08-10  James A. Morrison  <phython@gcc.gnu.org>
3615
3616         PR c++/23225
3617         * tree.c (build_pointer_type_for_mode): Robustify.
3618
3619 2005-08-10  James E Wilson  <wilson@specifix.com>
3620
3621         * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
3622         (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
3623
3624         * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
3625         "cum->".
3626
3627 2005-08-10  Eric Christopher  <echristo@apple.com>
3628
3629         * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
3630         * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
3631         V2DFmode.
3632
3633 2005-08-10  Andrew Pinski  <pinskia@physics.uc.edu>
3634
3635         PR target/21887
3636         * config/darwin.c (machopic_indirect_data_reference): Use a new register
3637         for the high part when generating dynamic-no-pic code.
3638
3639 2005-08-10  H.J. Lu  <hongjiu.lu@intel.com>
3640
3641         * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
3642         (x86_64-*-linux*): Likewise.
3643
3644         * config/i386/crtfastmath.c: New file.
3645         * config/i386/t-crtfm: Likewise.
3646
3647         * config/i386/linux.h (ENDFILE_SPEC): New.
3648         * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
3649
3650         * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
3651         crtfastmath.o.
3652
3653 2005-08-10  Dorit Nuzman  <dorit@il.ibm.com>
3654
3655         * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
3656         (vec_shl, vec_shr): Document new operations.
3657         * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
3658
3659 2005-08-10  David Edelsohn  <edelsohn@gnu.org>
3660
3661         * config/rs6000/predicates.md (indexed_or_indirect_address): New.
3662         * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
3663         change predicate to indexed_or_indirect_address.
3664
3665 2005-08-10  Richard Sandiford  <richard@codesourcery.com>
3666
3667         * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
3668         * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
3669         __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
3670         and __aeabi_uwrite8.
3671         * config/arm/unaligned-funcs.c: New file.
3672         * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
3673
3674 2005-08-09  Paolo Bonzini  <bonzini@gnu.org>
3675
3676         * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
3677         Add dump.
3678         * cfglayout.c (pass_insn_locators_initialize): Add dump.
3679         * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
3680         Add dump.
3681         * except.c (pass_convert_to_eh_region_ranges): Add dump.
3682         * final.c (pass_shorten_branches): Add dump.
3683         * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
3684         (pass_life): Rename dump.
3685         (rest_of_handle_flow2): Remove initial verify_flow_info.
3686         * function.c (pass_instantiate_virtual_regs): Add dump.
3687         * integrate.c (pass_initial_value_sets): Add dump.
3688         * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
3689         * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
3690         (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
3691         pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
3692         (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
3693         gate_rtl_unrool_and_peel_loops): New.
3694         (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
3695         rtl_doloop): Do not look at flags.
3696         * mode-switching.c (pass_mode_switching): Add dump.
3697         * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
3698         pass_split_before_regstack): Add dump.
3699         * regmove.c (pass_stack_adjustments): Add dump.
3700         * tree-optimize.c (pass_fixup_cfg): Add dump.
3701
3702 2005-08-10  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3703
3704         PR 23309
3705         * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
3706         deciding which instruction sequence to use.
3707
3708 2005-08-09  Dorit Nuzman  <dorit@il.ibm.com>
3709
3710         * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
3711         BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
3712
3713 2005-08-09  Richard Guenther  <rguenther@suse.de>
3714
3715         * c-common.c (builtin_function_2): Remove.
3716         (def_builtin_1): New function.
3717         (c_common_nodes_and_builtins): Use def_builtin_1 to
3718         build builtin functions.
3719
3720 2005-08-09  Jie Zhang  <jie.zhang@analog.com>
3721
3722         * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
3723         * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3724         * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
3725         Visual DSP.
3726
3727 2005-08-09  James A. Morrison  <phython@gcc.gnu.org>
3728
3729         * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
3730         fold_binary instead of fold_build2 since we don't care about the
3731         resulting tree.
3732         (loop_niter_by_eval): Likewise.
3733         (compare_trees): Likewise.
3734         (proved_non_wrapping_p): Likewise.
3735
3736 2005-08-09  James A. Morrison  <phython@gcc.gnu.org>
3737
3738         PR c/23161
3739         PR c/23165
3740         * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
3741         if the if is really empty.
3742
3743 2005-08-09  Steven Bosscher  <stevenb@suse.de>
3744
3745         PR tree-optimization/23234
3746         * tree-ssa-math-opts.c (place_reciprocal): New enum.
3747         (execute_cse_reciprocals_1): Replace the 'phi' argument with an
3748         argument of the new enum.
3749         (execute_cse_reciprocals): Add reciprocals for function arguments
3750         on the unique successor edge of the entry block.  Update other calls
3751         to execute_cse_reciprocals_1.
3752
3753 2005-08-08  Richard Henderson  <rth@redhat.com>
3754
3755         PR 22439
3756         * gimplify.c (gimplify_one_sizepos): Preserve the original type.
3757
3758 2005-08-08  Bob Wilson  <bob.wilson@acm.org>
3759
3760         * expr.c (write_complex_part): Return after handling MEM.
3761
3762 2005-08-08  Josh Conner  <jconner@apple.com>
3763
3764         PR rtl-optimization/23241
3765         * combine.c (simplify_comparison): Fix error in determining
3766         whether to lift a subreg from comparison.
3767
3768 2005-08-08  David Edelsohn  <edelsohn@gnu.org>
3769
3770         PR target/18506
3771         * config/rs6000/altivec.md (vec_init<mode>): New.
3772         (vec_set<mode>): New.
3773         (vec_extract<mode>): New.
3774         * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
3775         (rs6000_expand_vector_set): New.
3776         (rs6000_expand_vector_extract): New.
3777         (rs6000_legitimate_offset_address_p): Offset addresses are valid
3778         for Altivec modes before reload.
3779         (altivec_expand_vec_init_builtin): New.
3780         (get_element_number): New.
3781         (altivec_expand_vec_set_builtin): New.
3782         (altivec_expand_vec_ext_builtin): New.
3783         (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
3784         builtins.
3785         (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
3786         builtins.
3787         * config/rs6000/rs6000.h (rs6000_builtins): Add
3788         ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
3789         ALTIVEC_BUILTIN_VEC_EXT_<mode>.
3790         * config/rs6000/rs6000-protos.h: Declare new functions.
3791
3792 2005-08-08  Jan Hubicka  <jh@suse.cz>
3793
3794         * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
3795         (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
3796         * i386.md (movdi*): Use pic_32bit_operand.
3797         * predicates.md (pic_32bit_operand): New.
3798
3799 2005-08-08  Nathan Sidwell  <nathan@codesourcery.com>
3800
3801         PR c++/21166
3802         * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
3803
3804 2005-08-07  James A. Morrison  <phython@gcc.gnu.org>
3805
3806         * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
3807         (test_for_singularity): Use fold_build2.
3808
3809 2005-08-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3810
3811         * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
3812
3813 2005-08-07  Danny Smith  <dannysmith@users.sourceforge.net>
3814
3815         * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3816         (COMMON_ASM_OP) Define.
3817         * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
3818         (ix86_encode_section_info): Likewise.
3819         (TARGET_ENCODE_SECTION_INFO): Conditionally define as
3820         SUBTARGET_ENCODE_SECTION_INFO.
3821
3822 2005-08-06  Richard Henderson  <rth@redhat.com>
3823
3824         PR 21894
3825         * tree-nested.c (convert_local_reference): Save and restore val_only
3826         around component_ref and friends.  Clear walk_subtrees by default.
3827
3828 2005-08-06  Peter O'Gorman  <peter@pogma.com>
3829
3830         PR 21366
3831         * gcc.c (process_command): Check the argument to -b has a dash.
3832         * doc/invoke.texi: Update -b and -V docs.
3833
3834 2005-08-06  James E Wilson  <wilson@specifix.com>
3835
3836         * config/mips/cross64.h, config/mips/t-cross64: Delete.
3837
3838 2005-08-06  Michael Matz  <matz@suse.de>
3839
3840         * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
3841         member only if only one insn is associated with the value.
3842
3843 2005-08-06  Nick Clifton  <nickc@redhat.com>
3844
3845         * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
3846         New define.
3847         (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
3848         * config/stormy16/stormy16.c (xstormy16_below100_symbol):
3849         Check symbol flags instead of symbol name mangling.
3850         (xstormy16_asm_output_aligned_common): Likewise.  Also
3851         simplify code since the bss100_section cass is the only case
3852         where the below100 code will be triggered.
3853         (xstormy16_encode_section_info): Encode below100 attribute
3854         using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
3855         the name.
3856         (xstormy16_strip_name_encoding): Delete - this function is no
3857         longer needed.
3858         (TARGET_STRIP_NAME_ENCODING): Undefine.
3859         * config/stormy16/stormy16-protos.h: Delete prototype for
3860         xstormy16_strip_name_encoding.
3861
3862 2005-08-06  Kazu Hirata  <kazu@codesourcery.com>
3863
3864         * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
3865         config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
3866         tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
3867         config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
3868         config/alpha/predicates.md, config/arc/arc.h,
3869         config/arm/arm.h, config/arm/ieee754-df.S,
3870         config/arm/ieee754-sf.S, config/bfin/bfin.c,
3871         config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
3872         config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
3873         config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
3874         config/m68hc11/m68hc11.h, config/mips/mips.c,
3875         config/mips/mips.h, config/mips/openbsd.h,
3876         config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
3877         config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
3878         config/rs6000/rs6000.c, config/rs6000/rs6000.h,
3879         config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3880         config/sparc/linux.h, config/sparc/linux64.h,
3881         config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
3882         doc/extend.texi, doc/gcov.texi, doc/install.texi,
3883         doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
3884         typos.  Follow spelling conventions.
3885
3886 2005-08-06  Joseph S. Myers  <joseph@codesourcery.com>
3887
3888         PR c/23113
3889         * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
3890         Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
3891         specially.  Check for side effects only for COND_EXPR.
3892         * c-typeck.c (c_finish_stmt_expr): Mark statement expression
3893         return with TREE_NO_WARNING.
3894
3895 2005-08-06  Richard Sandiford  <richard@codesourcery.com>
3896
3897         PR rtl-optimization/23233
3898         * loop.c (combine_movables): Require the modes to be the same.
3899         (move_movables): Remove handling of cases where the replacement
3900         had a different mode to the original.
3901
3902 2005-08-05  James A. Morrison  <phython@gcc.gnu.org>
3903
3904         PR tree-optimization/23128
3905         * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
3906         subtraction wrap, and set TREE_OVERFLOW if they do.
3907
3908 2005-08-05  Richard Henderson  <rth@redhat.com>
3909
3910         PR 21728
3911         * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
3912         FORCED_LABEL labels.
3913
3914 2005-08-05  J"orn Rennecke <joern.rennecke@st.com>
3915
3916         PR middle-end/23135
3917         * reload.c (find_reloads_subreg_address): Pass down TYPE
3918         unchanged.  Change all callers except find_reloads_toplev.
3919
3920 2005-08-05  Michael Matz  <matz@suse.de>
3921
3922         * genattrtab.c (current_alternative_string): Remove.
3923         (SIMPLIFY_ALTERNATIVE): Ditto.
3924         (attr_alt_bit_p): Ditto.
3925         (alternative_name): Make const char *.
3926         (evaluate_eq_attr): Remove use of above things.
3927         (simplify_test_exp): Ditto.
3928         (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
3929         (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
3930
3931 2005-08-04  James E Wilson  <wilson@specifix.com>
3932
3933         * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
3934         config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
3935         config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
3936         config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
3937         (LINK_SPEC): Delete useless %{Wl,*:%*} item.
3938
3939 2005-08-04  Richard Henderson  <rth@redhat.com>
3940
3941         PR 21529
3942         * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
3943         * params.h (SRA_MAX_STRUCTURE_COUNT): New.
3944         * tree-sra.c (decide_block_copy): Use it.  Disable element copy
3945         if we'd have to instantiate too many members.
3946
3947 2005-08-04  Richard Henderson  <rth@redhat.com>
3948
3949         PR 21291
3950         * tree-outof-ssa.c (coalesce_asm_operands): New.
3951         (coalesce_ssa_name): Use it.  Split out ...
3952         (coalesce_phi_operands, coalesce_result_decls): ... these.
3953
3954 2005-08-04  Paul Brook  <paul@codesourcery.com>
3955
3956         * read-rtl.c (read_quoted_string): Break if EOF.
3957
3958 2005-08-04  Andrew Pinski  <pinskia@physics.uc.edu>
3959
3960         * tree.h (fold_build1): Change to macro and call fold_build1_stat.
3961         (fold_build2): Likewise.
3962         (fold_build3): Likewise.
3963         (fold_build1_stat): New function prototype.
3964         (fold_build2_stat): Likewise.
3965         (fold_build3_stat): Likewise.
3966         * fold-const.c (fold_build1): Rename to ..
3967         (fold_build1_stat): this.  Add MEM_STAT_DECL.  Pass the mem stats
3968         through to build1_stat.
3969         (fold_build2): Rename to ..
3970         (fold_build2_stat): this.  Add MEM_STAT_DECL.  Pass the mem stats
3971         through to build2_stat.
3972         (fold_build3): Rename to ..
3973         (fold_build3_stat): this.  Add MEM_STAT_DECL.  Pass the mem stats
3974         through to build3_stat.
3975
3976 2005-08-04  David Edelsohn  <edelsohn@gnu.org>
3977             Ian Lance Taylor  <ian@airs.com>
3978
3979         * function.c (assign_stack_local_1): Do not correct stack slot
3980         address if allocation size is smaller than mode size.
3981
3982 2005-08-04  Diego Novillo  <dnovillo@redhat.com>
3983
3984         PR 22037
3985         * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
3986         (tree_merge_blocks): Propagate anything allowed by
3987         may_propagate_copy.
3988         Clarify documentation.
3989         * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
3990         SSA form, schedule an update if necessary.
3991
3992 2005-08-04  Gerald Pfeifer  <gerald@pfeifer.com>
3993
3994         * doc/install.texi (Binaries): Remove broken link to
3995         Sinix/Reliant Unix binaries.
3996
3997 2005-08-03  Richard Henderson  <rth@redhat.com>
3998
3999         PR 23221
4000         * function.c (stack_protect_epilogue): Export.
4001         * tree.h (stack_protect_epilogue): Declare.
4002         * calls.c (expand_call): Call it.
4003
4004 2005-08-03  Eric Christopher  <echristo@apple.com>
4005
4006         * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4007         * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4008         spec.
4009
4010 2005-08-04  Jan Hubicka  <jh@suse.cz>
4011
4012         * profile.c (branch_prob): Split edges with goto locus on them
4013         to get proper line counts.
4014         * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4015
4016 2005-08-03  Paul Brook  <paul@codesourcery.com>
4017
4018         * function.c (assign_parms): Round current_function_args_size
4019         to PARM_BOUNDARY, not STACK_BOUNDARY.
4020
4021 2005-08-03  Geoffrey Keating  <geoffk@apple.com>
4022
4023         * config/i386/i386.c (x86_elf_aligned_common)
4024         (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4025
4026 2005-08-03  Zdenek Dvorak  <dvorakz@suse.cz>
4027
4028         PR tree-optimization/23157
4029         * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4030         before emitting them.
4031
4032 2005-08-03  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
4033
4034         PR tree-optimization/19899
4035         * Makefile.in (tree-scalar-evolution.o): Add real.h.
4036         * tree-scalar-evolution.c: Include real.h.
4037         (add_to_evolution): Build constant -1 of correct type.
4038
4039 2005-08-03  Jan Hubicka  <jh@suse.cz>
4040
4041         * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4042         * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4043         profile updating for complette unrolling.
4044         * loop-unroll.c (peel_loop_completely): Use it.
4045         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4046         (tree_unroll_loops_completely): Disable code growing unrolling of cold
4047         loops.
4048
4049 2005-08-03  Paul Brook  <paul@codesourcery.com>
4050
4051         * combine.c (can_change_dest_mode): New function.
4052         (try_combine, simplify_set): Use it.
4053
4054 2005-08-03  Eric Botcazou  <ebotcazou@adacore.com>
4055
4056         * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4057         TFmode to BLKmode.
4058
4059 2005-08-03  Gerald Pfeifer  <gerald@pfeifer.com>
4060
4061         * doc/install.texi (Specific): Adjust link to openavr.org.
4062         (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4063         (Binaries): Adjust HP-UX Porting Center link.
4064         (Binaries): Adjust Free Software Foundation ordering link.
4065
4066 2005-08-03  Andrew Pinski  <pinskia@physics.uc.edu>
4067
4068         * convert.c (convert_to_integer): Use fold_build1 instead of
4069         build1 when converting an integer to an integer.
4070
4071 2005-08-02  Richard Henderson  <rth@redhat.com>
4072
4073         * combine.c (combine_instructions): Don't use reg_equal/equiv
4074         results if the mode doesn't match.
4075
4076 2005-08-02  Mark Mitchell  <mark@codesourcery.com>
4077
4078         * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4079         * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4080
4081 2005-08-02  Richard Henderson  <rth@redhat.com>
4082
4083         PR 23196
4084         * explow.c (memory_address): Remove special-case for
4085         virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4086
4087 2005-08-02  Diego Novillo  <dnovillo@redhat.com>
4088
4089         PR 23164
4090         * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4091         number of calls to cleanup_tree_cfg_1.
4092
4093 2005-08-02  Martin Reinecke  <martin@mpa-garching.mpg.de>
4094
4095         * doc/invoke.texi: document file extensions .F90 and .F95
4096
4097 2005-08-02  Richard Guenther  <rguenther@suse.de>
4098
4099         * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4100         positive if its first argument is positive.
4101
4102 2005-08-02  Richard Guenther  <rguenther@suse.de>
4103
4104         PR tree-optimization/23177
4105         * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4106         on TMR_TAG.
4107
4108 2005-08-02  James A. Morrison  <phython@gcc.gnu.org>
4109
4110         PR tree-optimization/23129
4111         * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4112         varying for divisions with anti-ranges.
4113
4114 2005-08-02  Jan Hubicka  <jh@suse.cz>
4115
4116         * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4117         * tree-ssa-threadupdate.c (thread_block): Add it here.
4118
4119 2005-08-01  James E Wilson  <wilson@specifix.com>
4120
4121         * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4122         TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4123         * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4124         New.
4125         * config/mips/predicates.md (const_call_insn_operand): Add check for
4126         SYMBOL_REF_LONG_CALL_P.
4127         * doc/extend.texi (long_call): Document the new attribute.
4128
4129 2005-08-01  Ian Lance Taylor  <ian@airs.com>
4130             Richard Henderson  <rth@redhat.com>
4131
4132         * Makefile.in (RTL_BASE_H): Add real.h.
4133         * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4134         instead of memcpy.
4135         * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4136         directly.
4137         * rtl.c (rtl_check_failed_code_mode): New.
4138         * rtl.h (struct rtx_def): Add u.rv.
4139         (XCMWINT, XCNMPRV): New.
4140         (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4141         (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4142
4143 2005-08-01  Richard Henderson  <rth@redhat.com>
4144
4145         * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4146         with auto-inc codes.
4147
4148         * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4149
4150 2005-08-01  Jan Hubicka  <jh@suse.cz>
4151
4152         * i386-protos.h (asm_preferred_eh_data_format): Declare.
4153         * i386.c: Include dwarf2.h
4154         (asm_preferred_eh_data_format): New.
4155         * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4156
4157 2005-08-01  Ian Lance Taylor  <ian@airs.com>
4158
4159         * config/host-linux.c (linux_gt_pch_get_address): Add new name
4160         randomize_va_space for virtual address randomization control.
4161
4162 2005-08-01  Steven Bosscher  <stevenb@suse.de>
4163
4164         * common.opt (flag_ipa_cp): Put in right place to maintain
4165         alphabetic sort.
4166
4167 2005-08-01  Jan Hubicka  <jh@suse.cz>
4168
4169         * profile.c (compute_value_histograms): Fix thinko.
4170         * value-prof.c: Include toplev.h
4171         (check_counter): New function.
4172         (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4173         tree_mod_subtract_transform): Add sanity check.
4174
4175 2005-08-01  Richard Guenther  <rguenther@suse.de>
4176
4177         PR tree-optimization/23133
4178         * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4179         current functions parameter decls to find defs to cse
4180         reciprocals of.
4181
4182 2005-08-01  Richard Guenther  <rguenther@suse.de>
4183
4184         PR tree-optimization/23109
4185         * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4186         If trapping math is in effect, use post-dominator information
4187         to check if we'd in any case reach a trapping point before
4188         doing the reciprocal insertion.
4189         (execute_cse_reciprocals): Compute post-dominators, if necessary.
4190         * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4191         expressions are invariant only if trapping math is not in effect.
4192
4193 2005-08-01  Razya Ladelsky  <razya@il.ibm.com>
4194
4195         * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4196         cgraph_function_versioning): New declarations.
4197         * cgraphunit.c: Add include to ipa-prop.h.
4198         (update_call_expr, cgraph_copy_node_for_versioning,
4199         cgraph_function_versioning): New functions.
4200         * integrate.c (copy_decl_for_inlining): Remove.
4201         * ipa-prop.h (ipa_replace_map): New struct.
4202         (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4203         * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4204         ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4205         ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4206         ipcp_iterate_stage, ipcp_method_scale_print,
4207         ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4208         ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4209         ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4210         ipcp_update_bb_counts, ipcp_update_profiling,
4211         ipcp_update_edges_counts): New functions.
4212         (ipcp_method_cval_init): Remove restriction regarding local methods.
4213         (ipcp_init_stage): Add ipcp_method_compute_scale.
4214         (ipcp_insert_stage): Add versioning.
4215         (ipcp_structures_print): Add ipcp_method_scale_print.
4216         (ipcp_driver): Dump profiling info.
4217         * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4218         Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4219         * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4220         (struct inline_data): Add versioning_p, ipa_info, new fields.
4221         (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4222         declare_return_variable): Replace calls to copy_decl_for_inlining with
4223         copy_decl_for_dup.
4224         (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4225         versioning support.
4226         (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4227         Add argument VERSIONING.
4228         (copy_arguments_for_versioning, copy_static_chain,
4229         function_versionable_p, tree_versionable_function_p,
4230         tree_function_versioning, replace_ref_tree): New functions.
4231         * tree-inline.h: Include varray.h.
4232         (tree_versionable_function_p,  tree_function_versioning,
4233         tree copy_decl_for_dup): New declarations.
4234
4235 2005-08-01  Razya Ladelsky  <razya@il.ibm.com>
4236
4237         * ipa-cp.c: New file. Contains IPCP specific functionality.
4238         * ipa-prop.h: New file. Contains structures/definitions that can be
4239         used by several interprocedural data flow optimizations (and also IPCP).
4240         * ipa-prop.c: New file.
4241         * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4242         * common.opt: Add ipa-cp flag.
4243         * timevar.def: Add IPCP optimization.
4244         * tree-optimize.c (init_tree_optimization_passes): Schedule
4245         pass_ipa_cp.
4246         * tree-pass.h (pass_ipa_cp): Declare.
4247
4248 2005-08-01  Kazu Hirata  <kazu@codesourcery.com>
4249
4250         * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4251         loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4252         tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4253         config/i386/i386.c, config/mips/mips.h,
4254         config/rs6000/rs6000.h, config/sh/sh.c,
4255         config/stormy16/stormy16.c: Fix comment typos.
4256
4257 2005-08-01  Joseph S. Myers  <joseph@codesourcery.com>
4258
4259         PR c/22311
4260         * c-typeck.c (build_binary_op): Use common_type wrapper on
4261         shortened types.
4262         (common_type): Update comment.
4263
4264 2005-07-31  Steven Bosscher  <stevenb@suse.de>
4265
4266         PR target/23095
4267         * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4268         (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4269         * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4270
4271 2005-07-31  Jan Hubicka  <jh@suse.cz>
4272
4273         * pretty-print.h (pp_widest_integer): New macro.
4274         * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4275         counts.
4276
4277 2005-07-31  Jan Hubicka  <jh@suse.cz>
4278
4279         * output.h (enum section_category): Export from varasm.c
4280         (categorize_decl_for_section): Likewise.
4281         * varasm.c (enum section_category): Kill.
4282         (categorize_decl_for_section): Make global.
4283         * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4284         Declare.
4285         * i386.c (ix86_section_threshold): New static variable.
4286         (ix86_in_large_data_p, ix86_encode_section_info,
4287         x86_64_elf_unique_section,
4288         x86_64_elf_select_section): New functions.
4289         (TARGET_ENCODE_SECTION_INFO): Define
4290         (override_options): Enable medium model for PIC.
4291         (ix86_expand_prologue): Expand gen_set_got_rex64.
4292         (legitimate_constant_p): Handle new UNSPECs.
4293         (legitimate_pic_address_disp_p): Likewise.
4294         (legitimize_pic_address): Lower MEDIUM model addressing.
4295         * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4296         (enum cmodel): Add MEDIUM_PIC.
4297         (SYMBOL_REF_FAR_ADDR_P): New macro.
4298         (SYMBOL_FLAG_FAR_ADDR): New flag.
4299         * i386.md (movdi): Support medium model.
4300         (set_got_rex64): New pattern.
4301         * i386.opt (mlarge-data-threshold): New flag.
4302         * predicates.md (zext_operand/sext_operand): Deal with medium model.
4303         * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4304         (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4305         TARGET_ASM_UNIQUE_SECTION): New.
4306
4307         * invoke.texi (-mlarge_data_threshold): Document
4308
4309 2005-07-31  Jan Hubicka  <jh@suse.cz>
4310
4311         * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4312         (coalesce_vars): Likewise.
4313         * tree-ssa-live.c (coalesce_cost): New.
4314         (build_tree_conflict_graph): Use coalesce_cost.
4315         * tree-ssa-live.h (coalesce_cost): Declare.
4316
4317 2005-07-30  Richard Earnshaw  <richard.earnshaw@arm.com>
4318
4319         * arm.md (all peepholes for post-increment operations): Delete.
4320         (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4321         (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4322         (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4323         (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4324         (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4325
4326 2005-07-30  James A. Morrison  <phython@gcc.gnu.org>
4327
4328         * fold-const.c (tree_expr_nonnegative_p): Always return true for
4329         non-integral types.
4330
4331 2005-07-29  Wolfgang Bangerth <bangerth@dealii.org>
4332
4333         PR target/22582
4334         * doc/invoke.texi: Document -rdynamic.
4335
4336 2005-07-30  Joseph S. Myers  <joseph@codesourcery.com>
4337
4338         PR c/23143
4339         * c-parser.c (c_parser_parms_list_declarator): Call
4340         mark_forward_parm_decls.
4341         * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4342         decls with visibility structure.
4343
4344 2005-07-30  Paul Brook  <paul@codesourcery.com>
4345
4346         * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
4347
4348 2005-07-30  Paul Brook  <paul@codesourcery.com>
4349
4350         * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
4351         prototype.
4352         * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
4353         value for mode.
4354         * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
4355
4356 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
4357
4358         PR c/529
4359         * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
4360         nested function declarators.
4361         (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
4362         (grokparms): Call warn_if_shadowing for parameters used within the
4363         parameter list.
4364         (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
4365         not used within the parameter list.
4366         (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
4367
4368 2005-07-30  Jan Hubicka  <jh@suse.cz>
4369
4370         * expr.c (expand_expr_real_1): Do not load mem targets into register.
4371         * i386.c (ix86_fixup_binary_operands): Likewise.
4372         (ix86_expand_unary_operator): Likewise.
4373         (ix86_expand_fp_absneg_operator): Likewise.
4374         * optabs.c (expand_vec_cond_expr): Validate dest.
4375
4376 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
4377
4378         PR c/21720
4379         * real.c (real_from_string): Also set last bit if there is a
4380         nonzero hex digit beyond GCC's internal precision after ".".
4381
4382 2005-07-29  David Edelsohn  <edelsohn@gnu.org>
4383
4384         * config/rs6000/altivec.md: Convert UNSPEC numerical values to
4385         define_constants.  Change duplicate values to unassigned numbers.
4386         Change UNSPEC_SUBS to UNSPEC_VSUBS.
4387         (*altivec_vspltsf): New.
4388         (altivec_vperm_v4sf): Delete.
4389         (altivec_vperm_<mode>): Use mode macro V.
4390         (altivec_vsldoi_<mode>): Convert to mode macro pattern.
4391         (altivec_predicate_v4sf): Delete.
4392         (altivec_predicate_<mode>): Use mode macro V.
4393         (*altivec_lvesfx): New.
4394         (*altivec_stvesfx): New.
4395         (vec_realign_load_v4sf): Delete.
4396         (vec_realign_load_<mode>): Use mode macro V.
4397         * config/rs6000/rs6000.c (generate_set_vrsave): Use
4398         UNSPECV_SET_VRSAVE.
4399
4400 2005-07-29  Mark Mitchell  <mark@codesourcery.com>
4401
4402         PR bootstrap/23131
4403         * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
4404         string.
4405         * configure: Regenerated.
4406
4407 2005-07-29  Paul Brook  <paul@codesourcery.com>
4408
4409         * doc/install.texi: Add link to GFortran binaries wiki page.
4410
4411 2005-07-29  David Ung  <davidu@mips.com>
4412
4413         * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
4414         (mips_rtx_cost_data): Add costs for 5kc and 5kf.
4415         * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
4416         * config/mips/mips.md (cpu): Add 5kf name.
4417         (includes): Includes 5k.md.
4418         * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
4419         * doc/invoke.texi (MIPS Options): Updated cpu name supported with
4420         -march flag.
4421
4422 2005-07-29  Diego Novillo  <dnovillo@redhat.com>
4423
4424         PR 22550
4425         * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
4426         (cleanup_tree_cfg): ... here.
4427         Call cleanup_tree_cfg_1 until there are no more cleanups to
4428         do.
4429
4430 2005-07-29  James A. Morrison  <phython@gcc.gnu.org>
4431
4432         * tree-vrp.c (compare_range_with_value): Return true or false
4433         for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
4434         EQ_EXPR respectively.
4435
4436 2005-07-29  Kazu Hirata  <kazu@codesourcery.com>
4437
4438         * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
4439         Fix comment typos.
4440
4441 2005-07-29  Diego Novillo  <dnovillo@redhat.com>
4442
4443         * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
4444         (tree_ssa_dominator_optimize): Increment it.
4445         (dump_dominator_optimization_stats): Print it.
4446
4447 2005-07-29  Richard Earnshaw  <richard.earnshaw@arm.com>
4448             Steven Bosscher  <stevenb@suse.de>
4449
4450         PR rtl-optimization/23117
4451         * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
4452         when head == tail.  Tidy comment.
4453
4454 2005-07-28  Richard Henderson  <rth@redhat.com>
4455
4456         * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
4457         * cselib.c (rtx_equal_for_cselib_p): Likewise.
4458         * jump.c (rtx_renumbered_equal_p): Likewise.
4459         * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
4460         CONST_INT and CONST_DOUBLE.
4461         (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
4462         * reload.c (operands_match_p): Special case CONST_INT and
4463         CONST_DOUBLE; check mode earlier.
4464
4465 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
4466
4467         PR c/22240
4468         * c-typeck.c (convert_for_assignment): Do not check
4469         DECL_IN_SYSTEM_HEADER on NULL fundecl.
4470
4471 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
4472
4473         PR c/22192
4474         * c-typeck.c (composite_type): Prefer constant size arrays to
4475         VLAs.
4476
4477 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
4478
4479         PR c/21720
4480         * real.c (real_from_string): Set last bit if there is a nonzero
4481         hex digit beyond GCC's internal precision.
4482
4483 2005-07-28  Richard Henderson  <rth@redhat.com>
4484
4485         PR rtl-opt/22619
4486         * cfgcleanup.c (try_forward_edges): Watch out for end of
4487         insn chain.
4488
4489 2005-07-28  James E Wilson  <wilson@specifixinc.com>
4490
4491         PR c/23106
4492         * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
4493
4494 2005-07-28  Jan Hubicka  <jh@suse.cz>
4495
4496         * Makefile.in (rtl-profile.o): Kill all traces of it.
4497         * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
4498         * coverage.h (rtl_coverage_counter_ref): Kill.
4499         * opts.c (flag_speculative_prefetching_set): Kill.
4500         (flag_loop_optimize_set): New.
4501         (common_handle_option): Disable loop optimizer when profiling;
4502         do not handle speculative prefetching.
4503         * passes.c (init_optimization_passes): Replace pass_profiling combo
4504         by branch_prob pass.
4505         * profile.c (compute_value_histograms): Update for simplified value
4506         profiles.
4507         (rtl_register_profile_hooks): Kill.
4508         (pass_profiling): Kill.
4509         (rest_of_handle_branch_prob): Do not profile.
4510         * toplev.c (process_options): Remove speculative prefetching.
4511         * toplev.h (flag_tree_based_profiling): Kill.
4512         * tree-profile.c (prepare_instrumented_value,
4513         tree_gen_interval_profiler, tree_gen_pow2_profiler,
4514         tree_gen_one_value_profiler, do_tree_profiling): Update for
4515         simplified datastructures.
4516         * value-prof.c: Add comment that speculative prefetching was dropped;
4517         update rest of file for simplified datastructures.
4518         (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
4519         rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
4520         find_mem_reference_1, find_mem_reference_2, find_mem_reference,
4521         rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
4522         rtl_mod_subtract, gen_speculative_prefetch,
4523         rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
4524         rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
4525         (gate_handle_value_profile_transformations,
4526         rest_of_handle_value_profile_transformations,
4527         pass_value_profile_transformations): Kill.
4528         * value-prof.h (histogram_value_t): Remove IL based unions.
4529         (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
4530         rtl_profile_hooks): Remove hooks.
4531
4532         * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
4533
4534         * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
4535         (cgraph_clone_node): Likewise.
4536         * cgraph.h (cgraph_clone_edge): Update prototype.
4537         (cgraph_clone_node): Likewise.
4538         * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
4539         cgraph_clone_node.
4540         (lookup_recursive_calls): Consider profile.
4541         (cgraph_decide_recursive_inlining): Fix updating; use new
4542         probability argument; use profile.
4543         * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
4544         * tree-inline.c (copy_bb): Update clal of clone_edge.
4545         * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
4546
4547         * invoke.texi (min-inline-recursive-probability): Document.
4548
4549 2005-07-28  Gerald Pfeifer  <gerald@pfeifer.com>
4550
4551         * doc/install.texi (Configuration): Update Valgrind homepage.
4552
4553 2005-07-28  Richard Henderson  <rth@redhat.com>
4554
4555         PR middle-end/21362
4556         * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
4557         labels we want to delete.
4558         (cfg_layout_merge_blocks): Likewise.
4559
4560 2005-07-28  Richard Henderson  <rth@redhat.com>
4561
4562         PR target/17692
4563         * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
4564         when expanding to nothing.
4565
4566 2005-07-28  Josh Conner  <jconner@apple.com>
4567
4568         * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
4569         (cgraph_decide_inlining_of_small_functions): Likewise.
4570
4571 2005-07-28  Josh Conner  <jconner@apple.com>
4572
4573         * ipa-inline.c (cgraph_edge_badness): Update comments.  Invert shift
4574         direction of badness if negative.
4575         (cgraph_default_inline_p): Add reason to parameters, and assign it
4576         a value.
4577         (cgraph_decide_inlining_of_small_functions): New parameter in call
4578         to cgraph_default_inline_p.
4579         (cgraph_decide_inlining_incrementally): Likewise.
4580         * cgraphunit.c (decide_is_function_needed): Likewise.
4581         * cgraph.h (cgraph_default_inline_p): Likewise.
4582
4583 2005-07-28  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
4584
4585         * builtins.c: Fix comment typo(s).
4586         * genautomata.c: Likewise.
4587         * gimplify.c: Likewise.
4588         * tree-dfa.c: Likewise.
4589         * tree-flow-inline.h: Likewise.
4590         * tree-into-ssa.c: Likewise.
4591         * tree-ssa-alias.c: Likewise.
4592         * tree-ssa-ccp.c: Likewise.
4593         * tree-ssa-copy.c: Likewise.
4594         * tree-ssa-dce.c: Likewise.
4595         * tree-ssa-dom.c: Likewise.
4596         * tree-ssa-operands.c: Likewise.
4597         * tree-tailcall.c: Likewise.
4598         * tree-vectorizer.c: Likewise.
4599         * tree-vrp.c: Likewise.
4600         * tree.c: Likewise.
4601
4602 2005-07-28  Jeff Law  <law@redhat.com>
4603
4604         * tree-vrp.c (test_for_singularity): Extracted from  ...
4605         (simplify_cond_using_ranges): Attempt to simplify a relational
4606         test to NE_EXPR.  Dump information when a COND_EXPR is simplified.
4607
4608 2005-07-28  Dorit Nuzman  <dorit@il.ibm.com>
4609
4610         PR tree-optimization/22506
4611         * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
4612         phis whose argument is constant.
4613
4614 2005-07-28  J"orn Rennecke <joern.rennecke@st.com>
4615
4616         PR rtl-optimization/18992
4617         Back out this patch:
4618           2003-10-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4619           PR optimization/12142
4620           * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
4621           uses of the register in the SET_SRC.  Remove unnecessary argument.
4622
4623         Replace it with this:
4624         * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
4625         if flag_non_call_exceptions is set and the insn may trap, pass
4626         pc_rtx as dest for recursion.
4627         In SET_SRC part of SET case, if dest is already set, pass it down
4628         unchanged.
4629
4630 2005-07-28  Jan Hubicka  <jh@suse.cz>
4631
4632         * cfg.c (update_bb_profile_for_threading): Use RDIV.
4633         (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
4634         (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
4635         roundoff errors.
4636         * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
4637         profile when available.
4638
4639 2005-07-28  Jan Beulich <jbeulich@novell.com>
4640
4641         * config/ia64/ia64.c (ia64_load_pair_ok): New.
4642         (ia64_print_operand): Describe and handle 'X'.
4643         (ia64_register_move_cost): Also handle FP_REGS.
4644         (ia64_preferred_reload_class): Likewise.
4645         (ia64_secondary_reload_class): Likewise.
4646         (ia64_dependencies_evaluation_hook): New local variable c. Initialize
4647         it. Also check for ITANIUM_CLASS_FLDP.
4648         * config/ia64/ia64.h (FP_REGNO_P): New.
4649         (HARD_REGNO_MODE_OK): Remove explusion of TImode.
4650         (reg_class): Add FP_REGS.
4651         (REG_CLASS_NAMES): Adjust for it.
4652         (REG_CLASS_CONTENTS): Likewise.
4653         (REGNO_REG_CLASS): Use FP_REGS where appropriate.
4654         (REG_CLASS_FROM_LETTER): Handle 'x'.
4655         (CLASS_MAX_NREGS): Handle FP_REGS.
4656         (MEMORY_MOVE_COST): Likewise.
4657         * config/ia64/ia64.md (itanium_class): Add fldp.
4658         (type): Handle fldp.
4659         (movti_internal): More allowable operand combinations. Use ldfp8 when
4660         splitting unnecessary. Remove predicable attribute. Adjust
4661         itanium_class attribute.
4662         (smuldi3_highpart): Remove outdated comment.
4663         (mulditi3, umulditi3, rotlti3): New expanders.
4664         (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
4665         (absti2): Disabled new insn for future reference.
4666         Respective new splitters.
4667         * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
4668         * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
4669         * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
4670
4671 2005-07-25  James A. Morrison  <phython@gcc.gnu.org>
4672
4673         PR rtl-optimization/23047
4674         * simplify-rtx.c (simplify_const_relational_operation): Respect
4675         flag_wrapv for comparisons with ABS.
4676
4677 2005-07-27  James A. Morrison  <phython@gcc.gnu.org>
4678
4679         PR tree-optimization/22493
4680         * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
4681         VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
4682
4683 2005-07-27  Aldy Hernandez  <aldyh@redhat.com>
4684
4685         * config/frv/frv.opt (moptimize-membar): New.
4686
4687         * doc/invoke.texi: Document -moptimize-membar and its inverse.
4688
4689         * config/frv/frv.h: Remove machine_function definition.
4690
4691         * config/frv/frv.c (struct frv_io): New.
4692         (struct machine_function): Moved from frv.h.  Add has_membar_p.
4693         (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
4694         (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
4695         (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
4696         (frv_optimize_membar_global, frv_optimize_membar): New functions.
4697         (frv_reorg): Call frv_optimize_membar when appropriate.
4698         (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
4699         (frv_expand_builtin): Adjust calls accordingly.
4700         (frv_io_address_cookie): New function.
4701         (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
4702         load or store rather than a special insn.  Add ccnstant address and
4703         io-type operands to the membar.
4704         (frv_ifcvt_modify_tests): Unsign regno.
4705         (frv_ifcvt_modify_tests): Same.
4706
4707         * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}.  Change
4708         UNSPEC_OPTIONAL_MEMBAR constant.
4709         (builtin_read_<mode>): Delete.
4710         (builtin_write_<mode>): Delete.
4711         ("optional_membar_<mode>"): Add operand.
4712
4713         * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
4714         * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
4715         * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
4716         * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
4717         * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
4718         * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
4719         * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
4720         * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
4721         * testsuite/gcc.target/frv/all-read-write-1.c: New.
4722
4723 2005-07-28  Kaz Kojima  <kkojima@gcc.gnu.org>
4724
4725         * df.c (df_uses_record): Handle SCRATCH.
4726
4727 2005-07-28  Steven Bosscher  <stevenb@suse.de>
4728
4729         PR debug/20161
4730         * passes.c (rest_of_decl_compilation): If decl is a type and
4731         we have encountered errors, don't emit debug information.
4732
4733 2005-07-27  Kenneth Zadeck <zadeck@naturalbridge.com>
4734
4735         * params.def: Fixed comment.
4736
4737 2005-07-27  Bjoern Haase  <bjoern.m.haase@web.de>
4738
4739         PR target/19885
4740         * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
4741         (TARGET_ASM_UNALIGNED_HI_OP): Add.
4742         (TARGET_ASM_UNALIGNED_SI_OP): Add.
4743
4744 2005-07-27  Steven Bosscher  <stevenb@suse.de>
4745
4746         PR c++/22003
4747         * varasm.c (assemble_start_function): Don't do anything that may
4748         require a CFG if the current function is a thunk.
4749
4750 2005-07-25  Geoffrey Keating  <geoffk@apple.com>
4751
4752         * doc/install.texi (Prerequisites): Mention that perl is needed
4753         to do export control in libstdc++ targetting Darwin.
4754
4755 2005-07-27  Steven Bosscher  <stevenb@suse.de>
4756
4757         PR rtl-optimization/17808
4758         * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
4759         (sched_insns_conditions_mutex_p): Split out from...
4760         (add_dependence): ...here.  But don't call it from here.
4761         (add_dependence_list): Check sched_insns_conditions_mutex_p
4762         before calling add_dependence.
4763         (add_dependence_list_and_free): Likewise.
4764         (fixup_sched_groups): Likewise.
4765         (sched_analyze_1): Likewise.
4766         (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
4767         (sched_analyze): Likewise.
4768         (sched_analyze_insn): Likewise.
4769         * sched-ebb.c (add_deps_for_risky_insns): Likewise.
4770         * sched-rgn.c (add_branch_dependences): Likewise.  Also, add
4771         dependencies on all COND_EXEC insns to jumps ending basic blocks
4772         when doing intrablock scheduling.
4773         * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
4774
4775 2005-07-27  Jeff Law  <law@redhat.com>
4776
4777         * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
4778         meeting a VR_ANTI_RANGE with a VR_RANGE.  When intersecting
4779         equivalency sets, correctly handle the case were vr0 has an
4780         equivalency set, but vr1 does not.
4781
4782 2005-07-27  Dorit Nuzman  <dorit@il.ibm.com>
4783
4784         PR tree-optimization/23073
4785         * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
4786         vect_print_dump_info before fprintf.
4787
4788 2005-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
4789
4790         PR tree-optimize/22348
4791         * tree-ssa-loop-niter.c (number_of_iterations_cond):
4792         Fold the partial computation.
4793
4794 2005-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
4795
4796         PR tree-optimization/22325
4797         * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
4798         Declare.
4799         * tree-scalar-evolution.c (scev_const_prop): Add generic final
4800         value replacement.
4801         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
4802         (force_var_cost): ... this function.
4803         (compute_phi_arg_on_exit): Export.
4804
4805 2005-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
4806
4807         PR tree-optimization/20773
4808         * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
4809         edge.
4810
4811 2005-07-27  Richard Guenther  <rguenther@suse.de>
4812
4813         * tree-ssa-structalias.c (push_fields_onto_fieldstack):
4814         Avoid pushing again if current struct contains only
4815         fields we decomposed.
4816
4817 2005-07-27  Jan Hubicka  <jh@suse.cz>
4818
4819         PR tree-optimization/22574
4820         * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
4821         not available.
4822
4823         * tree-tailcall.c (decrease_profile): New function.
4824         (eliminate_tail_call): Use it.
4825
4826         * cgraphunit.c (cgraph_function_and_variable_visibility): Set
4827         visibility flags correctly in whole program mode.
4828
4829 2005-07-26  Steve Ellcey  <sje@cup.hp.com>
4830
4831         PR rtl-optimization/22472
4832         * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
4833
4834 2005-07-26  Steven Bosscher  <stevenb@suse.de>
4835
4836         PR tree-optimization/22504
4837         * tree-complex.c (expand_complex_addition): Use 'code' instead
4838         of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
4839
4840 2005-07-26  Aldy Hernandez  <aldyh@redhat.com>
4841
4842         * config.gcc (cpu_type): Add frv case.
4843         (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
4844         (supported_defaults): Add fr550 case.
4845
4846 2005-07-26  Diego Novillo  <dnovillo@redhat.com>
4847
4848         PR 22591
4849         * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
4850         whether a pointer of type T * may point to objects of type T *.
4851
4852 2005-07-26  DJ Delorie  <dj@redhat.com>
4853
4854         * configure: Regenerate.
4855
4856 2005-07-26  Dale Johannesen  <dalej@apple.com>
4857
4858         * postreload-gcse.c (alloc_mem):  Start CUID numbering at 1.
4859
4860 2005-07-26  Mark Mitchell  <mark@codesourcery.com>
4861
4862         * doc/install.texi (--with-build-sysroot): Fix grammatical error.
4863         Clarify use of "build" in name.
4864
4865 2005-07-26  Aldy Hernandez  <aldyh@redhat.com>
4866
4867         * doc/extend.texi (Raw read/write Functions): New section.
4868         * testsuite/gcc.target/frv/all-builtin-read8.c: New.
4869         * testsuite/gcc.target/frv/all-builtin-read16.c: New.
4870         * testsuite/gcc.target/frv/all-builtin-read32.c: New.
4871         * testsuite/gcc.target/frv/all-builtin-read64.c: New.
4872         * testsuite/gcc.target/frv/all-builtin-write8.c: New.
4873         * testsuite/gcc.target/frv/all-builtin-write16.c: New.
4874         * testsuite/gcc.target/frv/all-builtin-write32.c: New.
4875         * testsuite/gcc.target/frv/all-builtin-write64.c: New.
4876         * config/frv/frv.c: Add bdesc_loads global.
4877         Add bdesc_stores global.
4878         (frv_init_builtins): Add support for __builtin_{read/write}*.
4879         (frv_volatile_memref): New.
4880         (frv_expand_load_builtin): New.
4881         (frv_expand_store_builtin): New.
4882         * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
4883         FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
4884         FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
4885         FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
4886         * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
4887         UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
4888         (builtin_read_<mode>): New.
4889         (builtin_write_<mode>): New.
4890         (builtin_write64): New.
4891         (optional_membar_<mode>): New.
4892
4893 2005-07-26  J"orn Rennecke <joern.rennecke@st.com>
4894
4895         * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
4896         (rather than units) against HOST_BITS_PER_WIDE_INT.
4897
4898 2005-07-26  Kazu Hirata  <kazu@codesourcery.com>
4899
4900         * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
4901         ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
4902         ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
4903         config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
4904         FSF address.
4905
4906         * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
4907         tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
4908         config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
4909         comment typos.
4910         * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
4911
4912 2005-07-26  Richard Guenther  <rguenther@suse.de>
4913
4914         PR tree-optimization/22486
4915         * fold-const.c (fold_unary): Fold away useless component
4916         references of the form (T *)&T.x, if the address
4917         doesn't change.
4918
4919 2005-07-25  James E Wilson  <wilson@specifixinc.com>
4920
4921         * dwarf2out.c (add_call_src_coords_attributes): New.
4922         (gen_inlined_subroutine_die): Call it.
4923         (maybe_emit_file, init_file_table): Add comments.
4924         (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
4925         maybe_emit_file.
4926         * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
4927         (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
4928         * tree.h (BLOCK_SOURCE_LOCATION): New.
4929         (struct tree_block): New field locus.
4930
4931 2005-07-26  Andreas Schwab  <schwab@suse.de>
4932
4933         PR rtl-optimization/23043
4934         * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
4935         when allocating a struct unoccr.
4936
4937 2005-07-25  Richard Henderson  <rth@redhat.com>
4938
4939         PR 22626
4940         * tree-complex.c (gate_no_optimization): True if errors.
4941         * Makefile.in (tree-complex.o): Update dependencies.
4942
4943 2005-07-25  Aldy Hernandez  <aldyh@redhat.com>
4944
4945         * config/frv/predicates.md (integer_register_operand): Use
4946         GPR_AP_OR_PSEUDO_P.
4947
4948 2005-07-25  Andrew Pinski  <pinskia@physics.uc.edu>
4949
4950         PR tree-opt/22484
4951         * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
4952         after fold.
4953         * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
4954
4955 2005-07-25  Andrew Pinski  <pinskia@physics.uc.edu>
4956
4957         * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
4958         types when flag_unsafe_math_optimizations is true.
4959
4960 2005-07-25  Mark Mitchell  <mark@codesourcery.com>
4961
4962         * gcc.c (option_map): Add --sysroot.
4963         (process_command): Handle --sysroot.
4964         (display_help): Document it.
4965         * doc/cppopts.tex (-isysroot): Document.
4966         * doc/invoke.texi (--sysroot): Document.
4967         * doc/install.texi (--with-build-sysroot): Document.
4968
4969         * Makefile.in (inhibit_libc): New variable.
4970         (INHIBIT_LIBC_CFLAGS): Likewise.
4971         (LIBGCC2_CFLAGS): Include
4972         $(INHIBIT_LIBC_CFLAGS).
4973         (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
4974         ($(T)crtbegin.o): Do not use @inhibit_libc@.
4975         ($(T)crtend.o): Likewise.
4976         ($(T)crtbeginS.o): Do not use @inhibit_libc@.
4977         ($(T)crtendS.o): Likewise.
4978         ($(T)crtbeginT.o): Do not use @inhibit_libc@.
4979         ($(T)crtendT.o): Likewise.
4980         (stmp-fixinc): Do not complain about missing headers if
4981         inhibit_libc.
4982         * configure.ac (inhibit_libc): Set it to true/false.
4983         (--with-build-sysroot): New option.  Use it to set
4984         SYSTEM_HEADER_DIR.
4985         * configure: Regenerated.
4986
4987 2005-07-25  Manfred Hollstein  <mh@suse.com>
4988
4989         * calls.c (store_one_arg): Fix unsigned comparison warning.
4990
4991 2005-07-25  Serge Belyshev  <belyshev@depni.sinp.msu.ru>
4992
4993         PR other/22337
4994         * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
4995         (ggc_print_statistics): Initialize variable before use.
4996
4997 2005-07-25  Richard Guenther  <rguenther@suse.de>
4998
4999         * tree-dfa.c (mark_new_vars_to_rename): Protect against
5000         calling with a PHI_NODE argument.
5001
5002         * tree-flow-inline.h (overlap_subvar): Protect against
5003         possible overflow.
5004
5005 2005-07-25  Paolo Bonzini  <bonzini@gnu.org>
5006
5007         * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5008         * configure: Regenerate.
5009
5010 2005-07-25  Ira Rosen  <irar@il.ibm.com>
5011
5012         * expr.c (highest_pow2_factor): Make extern.
5013         * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5014         (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5015         record_array_differ_p, array_ptr_differ_p): Likewise.
5016         (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5017         additional cases. Call the above functions.
5018         (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5019         base_object_differ_p when there are two base objects. Otherwise, compare
5020         base address and offset. Call may_alias_p.
5021         (dump_data_reference): Use a correct field name.
5022         (analyze_array): Make static. Initialize new data-ref fields.
5023         (analyze_indirect_ref): New function.
5024         (init_data_ref): Initialize new data-ref fields.
5025         (strip_conversion): Moved from tree-vect-analyze.c.
5026         (analyze_offset_expr, get_ptr_offset, address_analysis,
5027         object_analysis): Likewise.
5028         (analyze_offset): New function.
5029         (create_data_ref): Likewise.
5030         (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5031         dimensions for ARRAY_REFs only.
5032         (build_classic_dist_vector): Make static.
5033         (access_functions_are_affine_or_constant_p): Call macro to get the
5034         address of access functions.
5035         (compute_all_dependences): Add new parameter
5036         compute_self_and_read_read_dependences. Compute self and read-read
5037         dependences if it is true.
5038         (find_data_references_in_loop): Call create_data_ref. Initialize new
5039         data-ref fields.
5040         (compute_data_dependences_for_loop): Add new parameter
5041         compute_self_and_read_read_dependences. Remove parameter nb_loops,
5042         compute nb_loops. Call compute_all_dependences,
5043         build_classic_dist_vector and build_classic_dir_vector with correct
5044         parameters.
5045         (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5046         with correct parameters. Compare dimensions for ARRAY_REFs only.
5047         (free_data_refs): Call macro to free access functions.
5048         * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5049         fields from stmt_vinfo.
5050         (struct base_object_info): New structure.
5051         (struct data_reference): Move fields to base_object_info. Add fields
5052         first_location and object_info for above structures. Move fields from
5053         stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5054         aligned_to.  Add macros to access the new fields.
5055         Update functions declarations.
5056         * tree-flow.h (is_aliased_with): Declare.
5057         * tree-loop-linear.c (linear_transform_loops): Call
5058         compute_data_dependences_for_loop with correct parameters.
5059         * tree-ssa-alias.c (is_aliased_with): New function.
5060         * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5061         (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5062         (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5063         vect_base_addr_differ_p, compute_subscript_distance and
5064         build_classic_dist_vector. Add printings. Check absolute value of
5065         distance.
5066         (vect_analyze_data_ref_dependences): Go through ddrs instead of
5067         data-refs.
5068         (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5069         stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5070         to bytes. Add printing.
5071         (vect_compute_data_refs_alignment): Go through loads and stores in one
5072         loop.
5073         (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5074         vect_analyze_data_ref_access): Likewise.
5075         (vect_analyze_pointer_ref_access): Remove.
5076         (vect_address_analysis, vect_object_analysis): Likewise.
5077         (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5078         and analyze data-refs in the loop.
5079         * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5080         fields of data-ref instead of stmt. Add init to the offset from the
5081         base.
5082         (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5083         (vect_update_init_of_dr): Likewise.
5084         (vect_update_inits_of_drs): Go through loads and stores in one loop.
5085         * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5086         removed fields.
5087         (new_loop_vec_info): Initialize new fields.
5088         (destroy_loop_vec_info): Free new fields.
5089         (vect_strip_conversion): Remove.
5090         * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5091         (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5092         datarefs. Add new field ddrs.
5093         Add macros for the new fields access.
5094         (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5095         base_aligned_p, misalignment, memtag, ptr_info and subvars.
5096         Remove their macros.
5097         * tree.h (highest_pow2_factor): Declare.
5098
5099 2005-07-25  Jakub Jelinek  <jakub@redhat.com>
5100
5101         * calls.c (store_one_arg): Check for sibling call MEM arguments
5102         from already clobbered incoming argument area.
5103
5104 2005-07-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5105
5106         * c-common.c (check_missing_format_attribute): New.
5107         * c-common.h (check_missing_format_attribute): Likewise.
5108         * c-typeck.c (convert_for_assignment): Use it.
5109
5110 2005-07-24  Andreas Schwab  <schwab@suse.de>
5111
5112         * config/m68k/m68k.md ("extendqidi2"): When source is an address
5113         register use a word move.  Correct operand of ext.w in 68000 code.
5114
5115 2005-07-23  Mark Mitchell  <mark@codesourcery.com>
5116
5117         * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5118         variables as declarations, rather than definitions.
5119
5120 2005-07-24  Ira Rosen  <irar@il.ibm.com>
5121
5122         PR tree-optimization/22526
5123         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5124         of the zero node.
5125
5126 2005-07-24  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
5127
5128         * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5129         that C99 reserve for future use. Use it to define clog10,
5130         clog10f and clog10l.
5131
5132 2005-07-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5133
5134         * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5135         * configure.ac: Check for -Wmissing-format-attribute.
5136
5137         * configure: Regenerate.
5138
5139 2005-07-23  Richard Henderson  <rth@redhat.com>
5140
5141         PR tree-optimization/22623
5142         * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5143
5144 2005-07-23  Giovanni Bajo  <giovannibajo@libero.it>
5145
5146         PR target/22577
5147         * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5148
5149 2005-07-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5150
5151         * Makefile.in (C_TREE_H): Update dependencies.
5152         * c-tree.h: Include toplev.h.
5153         * diagnostic.h (diagnostic_set_info): Add format attribute.
5154         * rtl-error.c (diagnostic_for_asm): Likewise.
5155
5156 2005-07-23  Chao-ying Fu  <fu@mips.com>
5157
5158         * config/mips/mips-dsp.md: New file.
5159         * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5160         * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5161         functions.
5162         (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5163         MIPS_BUILTIN_BPOSGE32.
5164         (mips_expand_builtin_direct): Add one parameter to indicate that
5165         builtin functions need to return a value.
5166         (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5167         functions.
5168         (mips_regno_to_class): Add classes for 12 new DSP registers.
5169         (mips_subword): Change to check four HI registers.
5170         (mips_output_move): Output move to and from 6 new DSP accumulators.
5171         (override_options): Make sure -mdsp and -mips16 are not used together.
5172         Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS.  Enable DSP accumulators
5173         for machine modes.
5174         (mips_conditional_register_usage): Disable 6 new DSP accumulators
5175         when !TARGET_DSP.
5176         (print_operand): Add 'q' for printing DSP accumulators.
5177         (mips_cannot_change_mode_class): Check ACC_REGS.
5178         (mips_secondary_reload_class): Check ACC_REGS.
5179         (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5180         (mips_register_move_cost): Check ACC_REGS.
5181         (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5182         (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5183         (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5184         (dsp_bdesc): New array.
5185         (bdesc_arrays): Add DSP builtin function table.
5186         (mips_prepare_builtin_arg): Check predicate again after
5187         copy_to_mode_reg.
5188         (mips_expand_builtin): Add one more parameter to
5189         mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5190         MIPS_BUILTIN_BPOSGE32.
5191         (mips_init_builtins): Initialize new function types.
5192         (mips_expand_builtin_direct): Check if builtin functions need to
5193         return a value and pass operands properly.
5194         (mips_expand_builtin_bposge): New function.
5195         * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5196         (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5197         (FIRST_PSEUDO_REGISTER): Increase to 188.
5198         (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5199         Update for 12 new DSP registers.
5200         (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5201         (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5202         (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5203         (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5204         (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5205         (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5206         (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5207         (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5208         (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5209         (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5210         (REGISTER_NAMES): Add names for 12 new DSP registers.
5211         * config/mips/mips.md: Include mips-dsp.md.
5212         (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5213         (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5214         (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5215         (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5216         (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5217         (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5218         (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5219         (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5220         (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5221         (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5222         (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5223         (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5224         (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5225         (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5226         (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5227         (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5228         (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5229         (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5230         (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5231         (UNSPEC_RDDSP): New constants.
5232         (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5233         (*movsi_internal): Change 'x' to 'a' for ACC_REGS.  Add an
5234         A<-d alternative.
5235         * config/mips/mips.opt (-mdsp): New option.
5236         * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5237         (reg_imm10_operand): New predicates.
5238         * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5239         * doc/invoke.texi (-mdsp): Document new option.
5240
5241 2005-07-22  DJ Delorie  <dj@redhat.com>
5242
5243         * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5244         to warning calls.
5245         * tree-inline.c (inlinable_function_p): Likewise.
5246
5247 2005-07-22  Mark Mitchell  <mark@codesourcery.com>
5248
5249         PR debug/21828
5250         * toplev.c (check_global_declarations): Do not mark undefined
5251         variables as DECL_IGNORED_P.
5252         * varasm.c (first_global_object_name): GTY it.
5253         (weak_global_object_name): Likewise.
5254         (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5255         a string to go into {weak,first}_global_object_name.
5256
5257 2005-07-22  DJ Delorie  <dj@redhat.com>
5258
5259         * c-format.c (check_function_format): Change warning control
5260         option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5261
5262 2005-07-22  Diego Novillo  <dnovillo@redhat.com>
5263
5264         * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5265         &PTR->FLD a dereference of PTR.
5266         * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5267         a potential dereference of PTR.
5268
5269 2005-07-22  J"orn Rennecke <joern.rennecke@st.com>
5270
5271         PR rtl-optimization/20370
5272         * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5273         call allocate_reg_info if necessary.
5274
5275         PR rtl-optimization/21848
5276         * calls.c (emit_library_call_value_1): For const functions, add
5277         USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5278
5279         PR rtl-optimization/22445
5280         * cselib.c (target.h): Include.
5281         (rtx_equal_for_cselib_p): Allow commutative matches.
5282         (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5283         Remove MODE parameter.  Changed all callers.
5284
5285         PR rtl-optimization/22258
5286         * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5287         New functions.
5288         (try_combine): Use likely_spilled_retval_p.
5289
5290 2005-07-22  Paul Woegerer  <paul.woegerer@nsc.com>
5291
5292         * config.gcc: Add crx-elf support.
5293
5294         * doc/contrib.texi: Mention crx.
5295         * doc/extend.texi: Document crx extensions.
5296         * doc/install.texi: Document crx install.
5297         * doc/invoke.texi: Document crx options.
5298         * doc/md.texi: Document crx constraints.
5299
5300         * config/crx/crx-protos.h: New file.
5301         * config/crx/crx.c: New file.
5302         * config/crx/crx.h: New file.
5303         * config/crx/crx.md: New file.
5304         * config/crx/crx.opt: New file.
5305         * config/crx/t-crx: New file.
5306
5307 2005-07-22  Manfred Hollstein  <mh@suse.com>
5308
5309         * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5310         warnings.
5311         (int_add_graph_edge): Likewise.
5312         (collapse_nodes): Likewise.
5313         (process_unification_queue): Likewise.
5314
5315 2005-07-22  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
5316             Laurent GUERBY  <laurent@guerby.net>
5317
5318         PR tree-optimization/22336
5319         * function.c (record_block_change): Check for
5320         cfun->ib_boundaries_block.
5321
5322 2005-07-21  James A. Morrison  <phython@gcc.gnu.org>
5323
5324         * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5325         (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5326
5327 2005-07-21  DJ Delorie  <dj@redhat.com>
5328
5329         * toplev.c (warn_deprecated_use): Add warning control to warning
5330         call.
5331         * c-typeck.c (parser_build_binary_op): Likewise.
5332         (c_finish_if_stmt): Likewise.
5333         * c-common.c (check_function_sentinel): Likewise.
5334         (check_nonnull_arg): Likewise.
5335
5336 2005-07-21  Richard Henderson  <rth@redhat.com>
5337
5338         PR tree-opt/22504
5339         * tree-complex.c (complex_ssa_name_components): New.
5340         (cvc_lookup): Allow entry not found.
5341         (create_components): Remove.
5342         (create_one_component_var, get_component_var): New.
5343         (get_component_ssa_name, set_component_ssa_name): New.
5344         (extract_component): Use get_component_ssa_name.
5345         (update_complex_components): Use set_component_ssa_name.
5346         (update_complex_components_on_edge): Likewise.
5347         (update_phi_components): Create new PHI nodes directly, instead
5348         of adding insns to edges.
5349         (tree_lower_complex): Allocate and free complex_variable_components
5350         and complex_ssa_name_components here.
5351
5352 2005-07-20  Daniel Berlin  <dberlin@dberlin.org>
5353
5354         * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
5355         revert to returning false.
5356
5357 2005-07-21  Uros Bizjak  <uros@kss-loka.si>
5358
5359         PR target/21149
5360         * config/i386/i386.md (sse_movhlps): Fix vec_select values.
5361
5362 2005-07-21  Uros Bizjak  <uros@kss-loka.si>
5363
5364         PR target/22576
5365         * config/i386/i386.md (cmpxf): Change operand constraints
5366         to "nonmemory_operand".
5367
5368 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
5369
5370         * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
5371
5372 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
5373
5374         PR middle-end/21180
5375         * fold-const.c (fold_build1): Add checksum for the operands.
5376         (fold_build2): Likewise.
5377         (fold_build3): Likewise.
5378
5379 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
5380
5381         PR middle-end/19055
5382         * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
5383
5384 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
5385
5386         * common.opt (-fforward-propagate): Committed by mistake,
5387         removed.
5388
5389 2005-07-21  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
5390
5391         * reg-stack.c: Fix comment typo(s).
5392         * tree-ssa-operands.c: Likewise.
5393         * tree-vectorizer: Likewise.
5394
5395 2005-07-21  Nick Clifton  <nickc@redhat.com>
5396
5397         * config/sh/symbian.c: Replace C++ style line comments with C
5398         style line comments.
5399         (symbian_add_attribute): Do not use a ? operator on the LHS of
5400         an assignment.
5401         (sh_symbian_handle_dll_attribute): Change the type of the
5402         method vector to "VEC(tree,gc)*" and use vector accessor
5403         macros to walk over the elements.
5404         (symbian_export_vtable_and_rtti_p): Likewise.
5405         (symbian_class_needs_attribute_p): Likewise.
5406
5407 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
5408
5409         PR target/22085
5410         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
5411         initialize targetm.resolve_overloaded_builtin here.
5412         (altivec_expand_overloaded_builtin): Make it non-static.
5413         * config/rs6000/rs6000-protos.h
5414         (altivec_expand_overloaded_builtin): New prototype.
5415         * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
5416         targetm.resolve_overloaded_builtin here.
5417         * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
5418
5419 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
5420             Zdenek Dvorak  <dvorakz@suse.cz>
5421
5422         PR tree-optimization/19210
5423         * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
5424         New.
5425         * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
5426         * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
5427         rely on unproven assumptions.
5428         * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
5429         * tree-flow.h (number_of_iterations_exit): Add final parameter.
5430         * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
5431         to number_of_iterations_exit.
5432         * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
5433         * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
5434         * tree-ssa-loop-niter.c (find_loop_niter,
5435         estimate_numbers_of_iterations_loop): Likewise.
5436         (number_of_iterations_exit): Honor the new options.
5437         * doc/invoke.texi (Wunsafe-loop-optimizations,
5438         funsafe-loop-optimizations): Document them.
5439
5440 2005-07-21  Richard Sandiford  <richard@codesourcery.com>
5441
5442         PR rtl-optimization/22167
5443         * gcse.c (hoist_code): Fix hoist_exprs[] check.
5444
5445 2005-07-20  Adam Nemet  <anemet@lnxw.com>
5446
5447         * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
5448         __do_global_dtors_aux longcall.
5449
5450 2005-07-20  Kazu Hirata  <kazu@cs.umass.edu>
5451
5452         * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
5453         (old_special_pred_table): Don't reference
5454         SPECIAL_MODE_PREDICATES.
5455         * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
5456         * config/arc/arc.h: Don't mention PREDICATE_CODES.
5457         * config/sh/predicates.h: Don't mention
5458         SPECIAL_MODE_PREDICATES.
5459         * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5460         Remove.
5461
5462 2005-07-20  DJ Delorie  <dj@redhat.com>
5463
5464         * config.gcc: Add m32c-elf support.
5465
5466         * doc/contrib.texi: Mention m32c.
5467         * doc/extend.texi: Document m32c extensions.
5468         * doc/install.texi: Mention m32c.
5469         * doc/invoke.texi: Document m32c options.
5470         * doc/md.texi: Document m32c constraints.
5471
5472         * config/m32c/addsub.md: New file.
5473         * config/m32c/bitops.md: New file.
5474         * config/m32c/cond.md: New file.
5475         * config/m32c/jump.md: New file.
5476         * config/m32c/m32c-lib1.S: New file.
5477         * config/m32c/m32c-lib2.c: New file.
5478         * config/m32c/m32c-modes.def: New file.
5479         * config/m32c/m32c-pragma.c: New file.
5480         * config/m32c/m32c-protos.h: New file.
5481         * config/m32c/m32c.abi: New file.
5482         * config/m32c/m32c.c: New file.
5483         * config/m32c/m32c.h: New file.
5484         * config/m32c/m32c.md: New file.
5485         * config/m32c/m32c.opt: New file.
5486         * config/m32c/minmax.md: New file.
5487         * config/m32c/mov.md: New file.
5488         * config/m32c/muldiv.md: New file.
5489         * config/m32c/predicates.md: New file.
5490         * config/m32c/prologue.md: New file.
5491         * config/m32c/shift.md: New file.
5492         * config/m32c/t-m32c: New file.
5493
5494 2005-07-20  Kaz Kojima  <kkojima@gcc.gnu.org>
5495
5496         * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5497         (stack_protect_set, stack_protect_test): New expanders.
5498         (stack_protect_set_si, stack_protect_set_si_media,
5499         stack_protect_set_di_media, stack_protect_test_si,
5500         stack_protect_test_si_media, stack_protect_test_di_media):
5501         New insns.
5502
5503 2005-07-20  Andrew Pinski  <pinskia@physics.uc.edu>
5504
5505         * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
5506
5507 2005-07-20  James A. Morrison  <phython@gcc.gnu.org>
5508
5509         * tree.h (tree_expr_nonzero_p): Export.
5510         * fold-const.c (tree_expr_nonzero_p): Likewise.
5511         Return true for CALL_EXPRs that are alloca calls.
5512         (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
5513         against zero.
5514         * tree-flow.h (expr_computes_nonzero): Remove.
5515         * tree-vrp.c (expr_computes_nonzero): Remove.
5516         (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
5517         (extract_range_from_unary_expr): Likewise.
5518         * tree-ssa-dom.c (record_equivalences_from_stmt): Use
5519         tree_expr_nonzero_p.
5520
5521 2005-07-20  Bernd Schmidt  <bernd.schmidt@analog.com>
5522
5523         * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
5524         * config/bfin/bfin.c (legitimize_pic_address): Now static.  Take
5525         extra arg "picreg" and use it instead of pic_offset_table_rtx.
5526         All callers changed.
5527         (frame_related_constant_load): New arg "related" which controls
5528         setting of RTX_FRAME_RELATED_P.  All callers changed.
5529         (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
5530         (bfin_expand_prologue): Add stack limit checking.
5531         * config/bfin/bfin.md (trapifcc): New pattern.
5532
5533         * config/bfin/bfin.c: Include "langhooks.h".
5534         (def_builtin): Go through lang_hooks to call builtin_function.
5535
5536         * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
5537         * config/bfin/predicates.md (symbol_ref_operand): New.
5538         (call_insn_operand): Delete.  All callers changed to use
5539         register_no_elim_operand.
5540         * config/bfin/bfin.c (init_cumulative_args): Initialize the new
5541         call_cookie field.
5542         (function_arg): Use it to generate the call's operand 2.
5543         (bfin_longcall_p): New function.
5544         (bfin_expand_call): Extra arg "cookie".  All callers and declaration
5545         changed.  Emit extra USE in the pattern.  Use bfin_longcall_p to
5546         determine if the address needs to be in a REG.
5547         (bfin_handle_longcall_attribute): New function.
5548         (bfin_attribute_table): Add "longcall" and "shortcall".
5549         * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
5550         (CUMULATIVE_ARGS): New member call_cookie.
5551         (PREDICATE_CODES): Add symbol_ref_operand.
5552         * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
5553         extra USE to the pattern.
5554         (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
5555         New patterns, split off call_insn, sibcall_insn, call_value_insn and
5556         sibcall_value_insn; now the new patterns handle direct calls and the
5557         old ones indirect calls.
5558         * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
5559
5560 2005-07-20  Zdenek Dvorak  <dvorakz@suse.cz>
5561
5562         * doc/trouble.texi: Update section on handling of empty loops.
5563
5564 2005-07-20  Kazu Hirata  <kazu@codesourcery.com>
5565
5566         * config.gcc: Remove support for sparc-*-openbsd*,
5567         i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
5568         ns32k-*-netbsd*.
5569         * config.host: Remove support for i860-*-sysv4* as a host.
5570         * config/i860/*, config/ip2k/*, config/ns32k/*,
5571         config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
5572         * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
5573         mention obsolete ports.
5574
5575 2005-07-20  Kaz Kojima  <kkojima@gcc.gnu.org>
5576
5577         * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
5578         soft frame pointer.
5579         (sh_expand_prologue): Use hard_frame_pointer_rtx instead
5580         of frame_pointer_rtx.
5581         (sh_expand_epilogue): Likewise.
5582         (sh_set_return_address): Likewise.
5583         (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
5584         instead of FRAME_POINTER_REGNUM if needed.  Add elimination
5585         offsets from FRAME_POINTER_REGNUM.
5586         * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
5587         (sh_register_names): Add initializer for sfp.
5588         (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
5589         (VALID_REGISTER_P): Likewise.
5590         (FIRST_PSEUDO_REGISTER): Update.
5591         (DWARF_FRAME_REGISTERS): Define.
5592         (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
5593         (HARD_FRAME_POINTER_REGNUM): Define.
5594         (FRAME_POINTER_REGNUM): Redefine.
5595         (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
5596         but HARD_FRAME_POINTER_REGNUM instead.  Add eliminations
5597         from FRAME_POINTER_REGNUM.
5598         (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
5599         FRAME_POINTER_REGNUM.
5600         (REG_CLASS_CONTENTS): Add sfp.
5601         (REG_ALLOC_ORDER): Likewise.
5602         (FRAME_GROWS_DOWNWARD): Set to 1.  Update comment.
5603         (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
5604         of frame_pointer_rtx.
5605         (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5606
5607 2005-07-19  James A. Morrison  <phython@gcc.gnu.org>
5608
5609         * fold-const.c (tree_expr_nonnegative_p): Only return true for
5610         ABS_EXPR when flag_wrapv is false because of INT_MIN.
5611         (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
5612         of an ABS_EXPR.
5613         (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
5614         ABS_EXPR<x>.
5615
5616 2005-07-20  Giovanni Bajo  <giovannibajo@libero.it>
5617
5618         Make CONSTRUCTOR use VEC to store initializers.
5619         * c-common.c (complete_array_type): Update to cope with VEC in
5620         CONSTRUCTOR_ELTS.
5621         * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
5622         (pp_c_constructor_elts): New function.
5623         * c-pretty-print.h (pp_c_constructor_elts): Declare.
5624         * c-typeck.c (build_function_call, build_c_cast, digest_init,
5625         struct constructor_stack, struct initializer_stack,
5626         constructor_elements, push_init_level, pop_init_level,
5627         add_pending_init, find_init_member, output_init_element): Update to
5628         cope with VEC in CONSTRUCTOR_ELTS.
5629         * coverage.c (build_fn_info_value, build_ctr_info_value,
5630         build_gcov_info): Likewise.
5631         * expr.c (categorize_ctor_elements_1, store_constructor,
5632         expand_expr_real_1): Likewise.
5633         * fold-const.c (fold_ternary): Likewise.
5634         * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
5635         gimplify_init_constructor, gimplify_expr): Likewise.
5636         * tree-dump.c (dequeue_and_dump): Likewise.
5637         * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
5638         node.
5639         * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
5640         CONSTRUCTOR_ELTS.
5641         * tree-sra.c (generate_element_init_1): Likewise.
5642         * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
5643         * tree-ssa-operands.c (get_expr_operands): Likewise.
5644         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
5645         * tree-vect-transform.c (vect_get_vec_def_for_operand):
5646         (get_initial_def_for_reduction): Likewise.
5647         * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
5648         value handle in annotations.
5649         * tree.c (tree_node_kind, tree_code_size, make_node_stat,
5650         tree_node_structure): Add support for constr_kind.
5651         (build_vector_from_ctor, build_constructor_single,
5652         build_constructor_from_list): New functions.
5653         (build_constructor): Update to take a VEC instead of a TREE_LIST.
5654         (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
5655         Update to cope with VEC in CONSTRUCTOR_ELTS.
5656         * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
5657         * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
5658         CONSTRUCTOR_APPEND_ELT): New macros.
5659         (struct constructor_elt, struct tree_constructor): New data types.
5660         (union tree_node): Add tree_constructor field.
5661         * treestruct.def: Define TS_CONSTRUCTOR.
5662         * varasm.c (const_hash_1, compare_constant, copy_constant,
5663         compute_reloc_for_constant, output_addressed_constants,
5664         initializer_constant_valid_p, output_constant,
5665         array_size_for_constructor, output_constructor): Update to cope with
5666         VEC in CONSTRUCTOR_ELTS.
5667         * vec.h (VEC_empty, VEC_copy): New macros.
5668
5669 2005-07-19  Devang Patel  <dpatel@apple.com>
5670
5671         * dbxout.c (dbxout_type): Check Objective-C++ lang.
5672
5673 2005-07-19  Richard Henderson  <rth@redhat.com>
5674
5675         PR tree-opt/22278
5676         * gimplify.c (gimplify_expr): Use main variant type for the temp
5677         destination for a discarded volatile read.
5678         * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
5679         casts between non-void types that change volatility.
5680
5681 2005-07-15  DJ Delorie  <dj@redhat.com>
5682
5683         * toplev.h: Add comment about the first parameter for warning().
5684         * errors.h: Likewise.
5685
5686         * c.opt (Wpragmas): New.
5687         * doc/invoke.texi: Document it.
5688
5689         * function.c (do_warn_unused_parameter): Add warning control to
5690         warning call.
5691         * c-decl.c (warn_if_shadowing): Likewise.
5692         * c-lex.c (cb_def_pragma): Likewise.
5693         * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
5694         (pop_alignment): Likewise.
5695         (handle_pragma_pack): Likewise.
5696         (apply_pragma_weak): Likewise.
5697         (handle_pragma_weak): Likewise.
5698         (handle_pragma_redefine_extname): Likewise.
5699         (add_to_renaming_pragma_list): Likewise.
5700         (handle_pragma_extern_prefix): Likewise.
5701         (maybe_apply_renaming_pragma): Likewise.
5702         (handle_pragma_visibility): Likewise.
5703
5704         * config/c4x/c4x-c.c (BAD): Likewise.
5705         (c4x_parse_pragma): Likewise.
5706         * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
5707         * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
5708         (rs6000_pragma_longcall): Likewise.
5709         * config/v850/v850-c.c (pop_data_area): Likewise.
5710         (ghs_pragma_section): Likewise.
5711         (ghs_pragma_section): Likewise.
5712         (ghs_pragma_interrupt): Likewise.
5713         (ghs_pragma_starttda): Likewise.
5714         (ghs_pragma_startsda): Likewise.
5715         (ghs_pragma_startzda): Likewise.
5716         (ghs_pragma_endtda): Likewise.
5717         (ghs_pragma_endsda): Likewise.
5718         (ghs_pragma_endzda): Likewise.
5719
5720 2005-07-19  Danny Berlin <dberlin@dberlin.org>
5721             Kenneth Zadeck <zadeck@naturalbridge.com>
5722
5723         * Makefile.in: Removed tree-promote-statics.c
5724         * tree-promote-statics.c: Removed.
5725         * common.opt: Removed flag-promote-statics.
5726         * opts.c: Ditto.
5727         * passes.c: Removed tree-promote-statics pass.
5728         * tree-pass.h: Ditto.
5729         * timevar.def: Removed TV_PROMOTE_STATICS.
5730
5731
5732 2005-07-19  Gerald Pfeifer  <gerald@pfeifer.com>
5733
5734         * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
5735         and *-*-freebsd9.
5736         * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
5737
5738 2005-07-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5739
5740         PR c/22476
5741         * c-common.c (check_function_arguments): Call
5742         'check_function_format' if either -Wformat or
5743         -Wmissing-format-attribute are specified.
5744         * c-format.c (check_function_format): Check -Wformat before
5745         calling 'check_format_info'.
5746         * c-opts.c (c_common_post_options): Don't warn for
5747         -Wmissing-format-attribute without -Wformat.
5748         * c-typeck.c (convert_for_assignment): Detect additional cases for
5749         -Wmissing-format-attribute.
5750         * doc/invoke.texi (-Wmissing-format-attribute): Document new
5751         behavior.
5752
5753 2005-07-19  Richard Guenther  <rguenther@suse.de>
5754
5755         * config/i386/i386.md (lrint<mode>2): Use temporary
5756         instead of clobbering non-existent memory.
5757
5758 2005-07-19  Nick Clifton  <nickc@redhat.com>
5759
5760         * config/avr/avr.c (legitimate_address_p): Fix debugging print
5761         statement to avoid displaying ASCII control characters.
5762
5763 2005-07-19  Ben Elliston  <bje@au.ibm.com>
5764
5765         * bt-load.c (link_btr_uses): Fix uninitialised warnings.
5766         * cfganal.c (find_edge_index): Ditto.
5767         * combine.c (combine_instructions): Ditto.
5768         * ddg.c (create_scc): Ditto.
5769         (find_successors): Ditto.
5770         (find_predecessors): Ditto.
5771         (find_nodes_on_paths): Ditto.
5772         (longest_simple_path): Ditto.
5773         * flow.c (update_life_info): Ditto.
5774         (count_or_remove_death_notes): Ditto.
5775         (clear_log_links): Ditto.
5776         * modulo-sched.c (generate_reg_moves): Ditto.
5777         (find_max_asap): Ditto.
5778         (find_max_hv_min_mob): Ditto.
5779         (find_max_dv_min_mob): Ditto.
5780         * sbitmap.c (sbitmap_first_set_bit): Ditto.
5781         * sched-rgn.c (extract_edgelst): Ditto.
5782         * tree-into-ssa.c (prepare_names_to_update): Ditto.
5783         (dump_update_ssa): Ditto.
5784         (ssa_names_to_replace) Ditto.
5785         (switch_virtuals_to_full_rewrite): Ditto.
5786         (update_ssa): Ditto.
5787         * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5788
5789 2005-07-18  Daniel Berlin  <dberlin@dberlin.org>
5790
5791         Fix PR tree-optimization/22483
5792
5793         * tree-complex.c (create_components): Use
5794         safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
5795         * tree-flow-inline.h (fill_referenced_var_vec): New function.
5796         * tree-flow.h (safe_referenced_var_iterator): New structure.
5797         (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
5798         * tree-ssa-alias.c (setup_pointers_and_addressables): Use
5799         safe_referenced_var iterator.
5800         (add_type_alias): Ditto.
5801
5802 2005-07-19  Steven Bosscher  <stevenb@suse.de>
5803
5804         * loop-init.c (rest_of_handle_loop2): Remove.
5805         (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
5806         rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
5807         (pass_rtl_loop_init, pass_rtl_loop_done,
5808         pass_rtl_move_loop_invariants, pass_rtl_unswitch,
5809         pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
5810         * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
5811         pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
5812         pass_tree_loop_done, and pass_tree_unswitch.
5813         (gate_loop): Rename to gate_tree_loop.
5814         * passes.c (init_optimization_passes): Update for renamed tree
5815         loop passes.  Add the new loop2 passes as subpasses of loop2.
5816         * tree-pass.h: Add extern declarations for the new loop2 subpasses.
5817         Update for the renamed tree loop passes.
5818
5819 2005-07-18  Ian Lance Taylor  <ian@airs.com>
5820
5821         PR middle-end/22057
5822         * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
5823         blocks when optimizing.
5824
5825 2005-07-18  Steve Ellcey  <sje@cup.hp.com>
5826
5827         * common.opt (frename-registers): Initialize to 2.
5828         (fweb): Ditto.
5829         (fgcse-after-reload): Ditto.
5830         * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
5831         (process_options): Only change flag_web, flag_rename_registers,
5832         and flag_rerun_cse_after_loop if not explicitly set by user.
5833
5834 2005-07-18  Jan Beulich  <jbeulich@novell.com>
5835
5836         * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
5837         ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
5838         in 64-bit mode the same as DImode in 32-bit mode.
5839         (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
5840         ix86_split_lshr): Likewise. Rename to no longer refer to a specific
5841         mode. Add new mode parameter.
5842         * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
5843         * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
5844         x86_64_shift_adj): New expanders.
5845         (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
5846         *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
5847         insns.
5848         Respective new splitters. Use renamed shift splitter helpers in 32-bit
5849         DImode shift splitters.
5850         * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
5851         ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
5852         mode parameter.
5853
5854 2005-07-18  Jan Beulich  <jbeulich@novell.com>
5855
5856         * i386.md (movdi_extzv_1): New.
5857         (zero_extendhidi2): Combine alternatives and never force use of
5858         REX64 prefix.
5859         (zero_extendqidi2): Likewise. Don't restrict input selection.
5860
5861 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
5862
5863         Fix PR tree-optimization/22531
5864         * tree-ssa-pre.c (do_eustores):  Make sure LHS is a decl for the
5865          moment.
5866
5867 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
5868
5869         * tree-promote-statics.c (pass_promote_statics): Change dump file
5870          name.
5871
5872 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
5873
5874         * tree-optimize.c (init_tree_optimization_passes): Add
5875         pass_eliminate_useless_stores pass.
5876         * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
5877         * tree-ssa-pre.c (is_copy_stmt): New function.
5878         (follow_copies_till_vuse): Ditto.
5879         (do_eustores): Ditto.
5880         (gate_eustores): Ditto.
5881
5882 2005-07-16  Richard Henderson  <rth@redhat.com>
5883
5884         * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
5885
5886 2005-07-16 Danny Berlin <dberlin@dberlin.org>
5887            Kenneth Zadeck <zadeck@naturalbridge.com>
5888
5889         * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
5890         ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
5891         ipa-type-escape.h, tree-promote-statics.c
5892         * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
5893         ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
5894         tree-promote-statics.c: new files.
5895         * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
5896         nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
5897         int nonlocal_set_p, mark_constant_function): Deleted.
5898         (rest_of_handle_cfg): Removed call to mark_constant_function.
5899         (nonoverlapping_component_refs_p): Added calls to support
5900         type based aliasing.
5901         * tree-ssa-alias.c (may_alias_p,
5902         compute_flow_insensitive_aliasing): Ditto.
5903         * calls.c (flags_from_decl_or_type): Removed reference to
5904         cgraph_rtl_info.
5905         * c-typeck.c (convert_arguments): Make builtins tolerant of having
5906         too many arguments.  This is necessary for Spec 2000.
5907         * cgraph.h (const_function, pure_function): Removed.
5908         * common.opt: Added "fipa-pure-const", "fipa-reference",
5909         "fipa-type-escape", and "ftree-promote-static".
5910         * opts.c: Ditto.
5911         * passes.c: Added ipa and tree-promote-statics passes.
5912         * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
5913         TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
5914         * tree-dfa.c (referenced_var_lookup_if_exists): New function.
5915         * tree-flow.h: Added exposed sra calls and addition of
5916         reference_vars_info field for FUNCTION_DECLS.
5917         * tree-pass.h: Added passes.
5918         * tree-sra.c: (sra_init_cache): New function.
5919         (sra_insert_before, sra_insert_after) Made public.
5920         (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
5921         and made public.
5922         * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
5923         aliasing. (may_alias_p): Added code to use type escape analysis to
5924         improve alias sets.
5925         * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
5926         code to prune clobbers of static variables based on information
5927         produced in ipa-reference pass.  Changed call clobbering so that
5928         statics are not marked as clobbered if the call does not clobber
5929         them.
5930
5931 2005-07-16  Daniel Berlin  <dberlin@dberlin.org>
5932
5933         * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
5934         too.
5935
5936 2005-07-16  Eric Botcazou  <ebotcazou@libertysurf.fr>
5937
5938         * doc/install.texi (*-*-solaris2*): Document recommended version
5939         of GNU binutils and mention GNU linker problem on Solaris 10.
5940
5941 2005-07-16  Joseph S. Myers  <joseph@codesourcery.com>
5942
5943         PR c/22421
5944         * c-decl.c (c_build_bitfield_integer_type): New function.
5945         (finish_struct): Call it.
5946         * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
5947
5948 2005-07-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5949
5950         * c-typeck.c (digest_init): Call 'convert_for_assignment'
5951         before returning.
5952
5953 2005-07-16  Jan Hubicka  <jh@suse.cz>
5954
5955         * cfg.c (update_bb_profile_for_threading): Fix profile updating.
5956         (scale_bbs_frequencies_int): Watch roundoff errors.
5957         * predict.c (return_prediction): Initialize return_stmt.
5958
5959 2005-07-16  Jan Hubicka  <jh@suse.cz>
5960
5961         * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
5962         after RTL profiling.
5963
5964 2005-07-11  Andrew Pinski  <pinskia@physics.uc.edu>
5965
5966         PR middle-end/22398
5967         * fold-const.c (build_range_check): Convert high/low to etype
5968         if we are only comparing against exp.
5969
5970 2005-07-13  Daniel Berlin  <dberlin@dberlin.org>
5971
5972         Fix PR tree-optimization/22376
5973         * tree-ssa-structalias.c (build_constraint_graph): We really meant
5974         special var here.
5975         (need_to_solve): New function.
5976         (compute_points_to_sets): Use it.
5977
5978 2005-07-15  Jan Hubicka  <jh@suse.cz>
5979
5980         * cfg.c (update_bb_profile_for_threading): More diagnostic.
5981         * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
5982
5983 2005-07-15  Richard Guenther  <rguenther@suse.de>
5984
5985         * c-common.c (handle_flatten_attribute): New function.
5986         Add flatten function attribute.
5987         * doc/extend.texi: Document flatten function attribute.
5988         * Makefile.in (ipa-inline.o): Depend on hashtab.h.
5989         * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
5990         New functions.
5991         (cgraph_decide_inlining): Handle functions with flatten
5992         attribute.
5993
5994 2005-07-14  David Edelsohn  <edelsohn@gnu.org>
5995
5996         * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
5997         UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
5998         UNSPEC_XCHG, UNSPEC_AND): New.
5999         (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6000         UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6001         * config/rs6000/sync.md (FETCHOP): New code macro.
6002         (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6003         New code attrs.
6004         (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6005         (sync_compare_and_swap<mode>): Same.
6006         (sync_lock_test_and_set<mode>): Same.
6007         (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6008         for QImode and HImode, and not PPC405.
6009         (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6010         (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6011         (sync_<fetchop>{si,di}_internal): New.
6012         (sync_nand{si,di}_internal): New.
6013         (sync_old_<fetchop>{si,di}_internal): New.
6014         (sync_old_nand{si,di}_internal): New
6015         (sync_new_<fetchop>{si,di}_internal): New.
6016         (sync_new_nand{si,di}_internal): New.
6017         (atomic_and{si,di}): New.
6018         (sync_new_nand{si,di}_internal): New.
6019         (atomic_and{si,di}): New.
6020         (sync_add<mode>_internal): Delete.
6021         (sync_addshort_internal): Use unspec instead of unspec_volatile.
6022         (sync_sub<mode>_internal): Delte.
6023         (sync_subshort_internal): New.
6024         (sync_andsi_internal): Use unspec instead of unspec_volatile.
6025         (sync_anddi_internal): Delete.
6026         (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6027         (sync_booldi_internal): Delete.
6028         (sync_boolc<mode>_internal): Delete.
6029         (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6030         (sync_boolc<mode>_internal2): Delete.
6031         (sync_boolcc<mode>_internal): Delete.
6032         (isync, lwsync): Use unspec instead of unspec_volatile.
6033         * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6034         Revert UNSPEC_VOLATILE.
6035         (rs6000_split_atomic_op): New.
6036         * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6037
6038 2005-07-14  Eric Christopher  <echristo@redhat.com>
6039
6040         * config/mips/mips.c (mips_canonicalize_comparison): Cast
6041         argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6042
6043 2005-07-14  Eric Christopher  <echristo@redhat.com>
6044
6045         * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6046
6047 2005-07-14  Steven Bosscher  <stevenb@suse.de>
6048
6049         PR tree-optimization/22230
6050         * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6051         the computation of the four cross productions for "range op range".
6052
6053 2005-07-14  Alexandre Oliva  <aoliva@redhat.com>
6054             Ulrich Weigand  <uweigand@de.ibm.com>
6055
6056         PR target/20126
6057         * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6058         in some insn.
6059
6060 2005-07-14  Ulrich Weigand  <uweigand@de.ibm.com>
6061
6062         * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6063
6064 2005-07-14  Steve Ellcey  <sje@cup.hp.com>
6065
6066         * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6067
6068 2005-07-14  Richard Guenther  <rguenther@suse.de>
6069
6070         PR middle-end/22347
6071         * config/i386/i386-protos.h (ix86_function_value): Change
6072         prototype to match new target hook.
6073         * config/i386/i386.c (ix86_value_regno): Change prototype
6074         to take extra type argument.
6075         (TARGET_FUNCTION_VALUE): Define.
6076         (ix86_function_ok_for_sibcall): Pass extra argument to
6077         ix86_value_regno, check return slot rtx for exact match.
6078         (ix86_function_value): Take extra parameter.  Dispatch to
6079         ix86_value_regno with fndecl/fntype as provided.
6080         (ix86_value_regno): Handle extra type argument.
6081         * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6082
6083         * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6084         * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6085         * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6086         * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6087         * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6088
6089 2005-07-14  Richard Guenther  <rguenther@suse.de>
6090
6091         * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6092         * calls.c (expand_call): Pass fntype to hard_function_value.
6093         (emit_library_call_value_1): Likewise.
6094         * explow.c: Include target.h.
6095         (hard_function_value): Take extra argument, the fntype.
6096         Use new target hook for function_value.
6097         * expr.h (hard_function_value): Change prototype.
6098         * function.c (aggregate_value_p): Pass 0 as fntype to
6099         hard_function_value.
6100         (assign_parms): Use new target hook for function_value.
6101         Pass 0 as fntype to hard_function_value.
6102         (expand_function_end): Likewise.
6103         * reg-stack.c: Include target.h.
6104         (stack_result): Use new target hook for function_value.
6105         * target-def.h: New target hook function_value.
6106         * target.h: Likewise.
6107         * targhooks.c (default_function_value): New function.
6108         * targhooks.h (default_function_value): Declare.
6109
6110 2005-07-13  Ian Lance Taylor  <ian@airs.com>
6111
6112         * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6113
6114 2005-07-14  Jan Hubicka  <jh@suse.cz>
6115
6116         * tree-dfa.c (dump_variable): Use default_def function.
6117         * tree-ssa-alias.c (dump_points_to_info): Likewise.
6118         * tree-ssa.c (verify_use): Likewise.
6119         * tree-ssanames.c (release_ssa_name): Likewise.
6120         * tree-tailcall.c (eliminate_tail_call): Likewise.
6121         (tree_optimize_tail_calls_1): Likewise.
6122         * tree-vrp.c (get_value_range): Likewise.
6123
6124 2005-07-14  Ben Elliston  <bje@au.ibm.com>
6125
6126         * gcc.c (main): Compare language[0] with '*' when iterating over
6127         the infiles.
6128
6129 2005-07-13  Adrian Strae½tling  <straetling@de.ibm.com>
6130
6131         * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6132         "s390_emit_compare".  Add handling of CCZ1mode.
6133         (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6134         (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6135         checking.
6136         (s390_branch_condition_mask): Add CCZ1mode handling.
6137         * config/s390/s390.md: ("seq", "*seq"): New pattern.
6138         ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6139         Use CCZ1mode instead of CCZmode.
6140         * config/s390/s390-modes.def: Add CCZ1mode.  Comment new mode.
6141
6142 2006-07-13  Adrian Strae½tling  <straetling@de.ibm.com>
6143
6144         * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6145         pattern.
6146         ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6147
6148 2005-07-13  Eric Christopher  <echristo@redhat.com>
6149
6150         * config/mips/mips.c (mips_canonicalize_comparison): New.
6151         (mips_emit_int_relational): Use.
6152
6153 2005-07-13  Eric Christopher  <echristo@redhat.com>
6154
6155         * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6156         static extra parts.
6157         * config/s390/s390.md: Include tpf.md. Move tpf specific
6158         patterns...
6159         * config/s390/tpf.md: To here.
6160         * config/s390/s390.opt: Move tpf specific options...
6161         * config/s390/tpf.opt: to here. Add mmain option.
6162         * config/s390/tpf-unwind.h: Remove unnecessary defines.
6163         * config/s390/tpf.h: Rewrite.
6164
6165 2005-07-13  H.J. Lu  <hongjiu.lu@intel.com>
6166
6167         * doc/tm.texi: Remove @xref{Cross-profiling}.
6168
6169 2005-07-13  Jeff Law  <law@redhat.com>
6170
6171         * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6172         expressions, test their _DECL operands for pointer equality rather
6173         than using operand_equal_p.
6174
6175 2005-07-13  H.J. Lu  <hongjiu.lu@intel.com>
6176
6177         * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6178         (TARGET_POSIX_IO): This.
6179         * config/darwin.h: Likewise.
6180         * config/freebsd.h: Likewise.
6181         * config/linux.h: Likewise.
6182         * config/lynx.h: Likewise.
6183         * config/netbsd.h: Likewise.
6184         * config/rs6000/linux64.h: Likewise.
6185         * config/rs6000/linux.h: Likewise.
6186         * config/s390/tpf.h: Likewise.
6187         * config/sh/embed-elf.h: Likewise.
6188         * config/sparc/linux64.h: Likewise.
6189         * config/sparc/linux.h: Likewise.
6190         * config/svr4.h: Likewise.
6191         * gcov-io.h: Likewise.
6192
6193         * doc/tm.texi: Updated.
6194
6195         * libgcov.c (create_file_directory): Defined only if
6196         TARGET_POSIX_IO is defined.
6197         (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6198         is defined.
6199
6200 2005-07-13  Jan Hubicka  <jh@suse.cz>
6201
6202         * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6203
6204 2005-07-13  David Edelsohn  <edelsohn@gnu.org>
6205
6206         * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6207         structure as argument.
6208
6209 2005-07-13  Paolo Bonzini  <bonzini@gnu.org>
6210
6211         PR tree-optimization/21921
6212         * tree-iterator.c (tsi_link_before): Support the case when
6213         tsi_end_p (tsi) == true.
6214
6215 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
6216
6217         PR tree-optimization/22442
6218         * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6219         correctly.
6220
6221 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
6222
6223         PR rtl-optimization/20376
6224         * toplev.c (process_options): Enable -fweb and -frename-registers when
6225         unrolling.
6226         * doc/invoke.texi: Update the information about when -fweb and
6227         -frename-registers are enabled.
6228
6229 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
6230
6231         PR tree-opt/21840
6232         * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6233         if *rhs_p is not a SSA_NAME.
6234
6235 2005-07-12  Daniel Berlin  <dberlin@dberlin.org>
6236
6237         Fix PR tree-optimization/22422
6238         * tree-ssa-structalias.c (struct variable_info): Add flag for
6239         special vars.
6240         (get_varinfo): Now a static function.
6241         (new_varinfo): init has_union and is_special_var to false.
6242         (solution_set_add): Check has_union.
6243         (do_da_constraint): Move temporary variable so it gets reset
6244         properly.
6245         Also check for special variable.
6246         (do_ds_constraint): Ditto.
6247         (do_sd_constraint): Ditto.
6248         (do_structure_copy): Check for special variable.
6249         (find_func_aliases): Ditto.
6250         (init_base_vars): Set special vars properly.
6251
6252 2005-07-13  Jan Hubicka  <jh@suse.cz>
6253
6254         * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6255         do unit-at-a-time.
6256
6257         * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6258         (get_expr_operands): Fix thinko wrt flags and subvars.
6259
6260         PR tree-optimize/22379
6261         * tree-inline.c (expand_call_inline): Do not output sorry in early
6262         inlining.
6263
6264 2005-07-12  Dale Johannesen  <dalej@apple.com>
6265
6266         * config/rs6000.c (rs6000_rtx_cost):  Move FLOAT_EXTEND.
6267
6268 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
6269
6270         PR bootstrap/21704
6271         * host-linux.h: Include limits.h.
6272
6273 2005-07-12  Dale Johannesen  <dalej@apple.com>
6274
6275         * expr.c (compress_float_constant):  Add cost check.
6276         * config/rs6000.c (rs6000_rtx_cost):  Adjust FLOAT_EXTEND cost.
6277
6278 2005-07-12  Dale Johannesen  <dalej@apple.com>
6279
6280         * gcc.target/i386/compress-float-sse.c:  New.
6281         * gcc.target/i386/compress-float-sse-pic.c:  New.
6282         * gcc.target/i386/compress-float-387.c:  New.
6283         * gcc.target/i386/compress-float-387-pic.c:  New.
6284         * gcc.dg/compress-float-ppc.c:  New.
6285         * gcc.dg/compress-float-ppc-pic.c:  New.
6286
6287 2005-07-12  Eric Christopher  <echristo@redhat.com>
6288
6289         * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6290         static extra parts.
6291         * config/s390/s390.md: Include tpf.md. Move tpf specific
6292         patterns...
6293         * config/s390/tpf.md: To here.
6294         * config/s390/s390.opt: Move tpf specific options...
6295         * config/s390/tpf.opt: to here. Add mmain option.
6296         * config/s390/tpf-unwind.h: Remove unnecessary defines.
6297         * config/s390/tpf.h: Rewrite.
6298
6299 2005-07-12  Eric Christopher  <echristo@redhat.com>
6300
6301         * gcc.c (struct infile): Update comment for language.
6302         (main): Rewrite input file resetting code.
6303
6304 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
6305
6306         PR tree-opt/22335
6307         * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6308         requiring a cast in a non RHS of modify_expr.  Add a cast when required.
6309         (lookup_avail_expr): Use constant_boolean_node instead
6310         of boolean_false_node/boolean_true_node.
6311
6312 2005-07-12  Ben Elliston  <bje@au.ibm.com>
6313
6314         * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6315         and use it when printing num_edges.
6316
6317 2005-07-12  Bernd Schmidt  <bernd.schmidt@analog.com>
6318
6319         * doc/extend.texi (Blackfin Built-in Functions): New section.
6320         * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6321         @opindex.
6322
6323 2005-07-12  Adrian Straetling  <straetling@de.ibm.com>
6324
6325         * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6326         s/cmpstrsi/cmpstrnsi
6327         (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6328         'cmpstrnsi'.
6329         * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6330         (init_optabs): Initialize cmpstrn_optab.
6331         * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6332         * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6333         * expr.c: (enum insn_code cmpstrn_optab): Declare.
6334         * config/i386/i386.md: s/cmpstr/cmpstrn
6335         * config/c4x/c4x.md: s/cmpstr/cmpstrn
6336         * doc/md.texi: Update documentation.
6337
6338 2005-07-11  Richard Henderson  <rth@redhat.com>
6339
6340         * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6341         build_va_arg_indirect_ref.
6342         (alpha_gimplify_va_arg): Likewise.
6343         * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6344         * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6345         * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6346         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
6347         * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
6348         * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
6349         Likewise.
6350         * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
6351
6352 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
6353
6354         * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
6355         * passes.c (init_optimization_passes): Add pass_empty_loop.
6356         * tree-pass.h (pass_empty_loop): Declare.
6357         * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
6358         try_remove_empty_loop, remove_empty_loops): New functions.
6359         * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
6360         * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
6361
6362 2005-07-12  Peter Barada  <peter@the-baradas.com>
6363
6364         PR middle-end/16719
6365         PR middle-end/18421
6366         * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
6367         in address registers.
6368         * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
6369         * config/m68k/m68k.md: Replace 's' with 'i' in 4th
6370         alternative of addsi3_5200.
6371
6372 2005-07-11  Ian Lance Taylor  <ian@airs.com>
6373
6374         * config/mips/mips.md (ffs<mode>2): Remove.
6375
6376 2005-07-11  Ian Lance Taylor  <ian@airs.com>
6377
6378         * doc/tree-ssa.texi (Cleanups): Improve description of
6379         TRY_FINALLY_EXPR.
6380         (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
6381
6382 2005-07-11  Daniel Berlin  <dberlin@dberlin.org>
6383
6384         * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
6385         * tree.h (DECL_ARGUMENT_FLD): New macro.
6386
6387 2005-07-11  Daniel Berlin  <dberlin@dberlin.org>
6388
6389         Fix PR tree-optimization/22404
6390
6391         * tree-ssa-structalias.c (create_variable_info_for): Use
6392         correct offset.
6393
6394 2005-07-11  Bernd Schmidt  <bernd.schmidt@analog.com>
6395
6396         * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
6397         compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
6398         for second comparison operand.
6399         * config/bfin/predicates.md (reg_or_const_int_operand): New.
6400
6401         * config/bfin/bfin.md (define_attr "type"): Add "sync".
6402         (define_insn_reservation "alu"): Likewise.
6403         (csync, ssync): Now of type sync.
6404         * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
6405         -mcsync-anomaly -mspecld-anomaly.
6406         * config/bfin/bfin.opt (mcsync): Remove.
6407         (mcsync-anomaly, mspecld-anomaly): Add.
6408         * config/bfin/bfin.c: Include "insn-codes.h".
6409         (bfin_reorg): Extend to handle the CSYNC anomaly as well.
6410         (TARGET_DEFAULT_TARGET_FLAGS): New.
6411         * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
6412
6413 2005-07-11  Steven Bosscher  <stevenb@suse.de>
6414
6415         * basic-block.h: Give the BB flags enum a name, bb_flags.
6416         Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
6417         * cfgcleanup.c (enum bb_flags): Remove here.
6418         (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
6419         (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
6420         (update_forwarder_flag): Likewise.
6421         (thread_jump): Likewise.
6422         (try_forward_edges): Likewise.
6423         (try_optimize_cfg): Likewise.  Clear bb->flags before updating the
6424         forwarder flags.  Don't clear bb->aux for all basic blocks.  Only
6425         reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
6426
6427 2005-07-11  Richard Guenther  <rguenther@suse.de>
6428
6429         * config/i386/i386.opt: New target option -msseregparm.
6430         * config/i386/i386.c (override_options): Error out for
6431         -msseregparm but no SSE support.
6432         (ix86_function_sseregparm): Check for global sseregparm.
6433         * doc/invoke.texi: Document -msseregparm.
6434
6435 2005-07-11  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6436
6437         * config.gcc (m32r-*-linux*): Use the default extra_parts.
6438         (m32rle-*-linux*): Ditto.
6439
6440 2005-07-11  Jakub Jelinek  <jakub@redhat.com>
6441
6442         * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
6443         instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
6444         bytes.
6445
6446 2005-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
6447
6448         PR middle-end/22239
6449         PR target/20126
6450         * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
6451         gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
6452
6453 2005-07-07  Daniel Berlin  <dberlin@dberlin.org>
6454
6455         * tree-ssa-structalias.c (struct variable_info): Heapify complex.
6456         (varmap): Heapify varmap.
6457         (constraints): Heapify constraints.
6458         (struct constraint_graph): Heapify succs and preds.
6459         (constraint_vec_find): Update for heapification.
6460         (constraint_set_union): Ditto.
6461         (insert_into_complex): Ditto.
6462         (constraint_edge_vec_find): Ditto.
6463         (erase_graph_self_edge): Ditto.
6464         (add_graph_edge): Ditto.
6465         (get_graph_weights): Ditto.
6466         (merge_graph_nodes): Ditto.
6467         (build_constraint_graph): Ditto.
6468         (topo_visit): Ditto.
6469         (solve_graph): Ditto.
6470         (create_variable_info_for): Ditto.
6471         (init_base_vars): Ditto.
6472         (delete_points_to_sets): Free graph, varmap, and complex constraints.
6473         (condese_varmap_nodes): Free complex vector.
6474         (clear_edges_for_node): Clear succs and preds vector.
6475
6476 2005-07-10  Daniel Berlin  <dberlin@dberlin.org>
6477
6478         * tree-ssa-structalias.c (update_alias_info): Change counting of
6479         references to not include vdefs.
6480
6481 2005-07-10  Daniel Berlin  <dberlin@dberlin.org>
6482
6483         * tree-ssa-alias.c (free_used_part_map): Add missing free.
6484         (up_insert): Ditto.
6485
6486 2005-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
6487
6488         * pa.c (pa_commutative_p): Make PLUS commutative when
6489         TARGET_NO_SPACE_REGS is true.
6490
6491 2005-07-09  Diego Novillo  <dnovillo@redhat.com>
6492
6493         * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
6494         * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
6495         * tree-dfa.c (dump_subvars_for): New.
6496         (debug_subvars_for): New.
6497         (dump_variable): Show subvariables if VAR has them.
6498         * tree-flow-inline.h (get_subvar_at): New.
6499         (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
6500         * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
6501         Update all users.
6502         (struct subvar): Change fields offset and size to unsigned
6503         HOST_WIDE_INT.
6504         (dump_subvars_for): Declare.
6505         (debug_subvars_for): Declare.
6506         (get_subvar_at): Declare.
6507         (okay_component_ref_for_subvars): Change 2nd and 3rd argument
6508         to unsigned HOST_WIDE_INT *.
6509         (overlap_subvar): Likewise.
6510         * tree-gimple.c (is_gimple_reg): Always return false for
6511         SFTs and memory tags.
6512         * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
6513         Update all callers.
6514         * tree-ssa-alias.c: Include tree-ssa-structalias.h.
6515         (compute_may_aliases): Call compute_points_to_sets.
6516         (collect_points_to_info_for): Remove.
6517         (compute_points_to_and_addr_escape): Remove.
6518         (delete_alias_info): Call delete_points_to_sets.
6519         (compute_flow_sensitive_aliasing): If the call to
6520         find_what_p_points_to returns false, call set_pt_anything.
6521         (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
6522         (set_pt_anything): Clear pi->pt_vars.
6523         (set_pt_malloc): Remove.
6524         (merge_pointed_to_info): Remove.
6525         (add_pointed_to_expr): Remove.
6526         (add_pointed_to_var): Remove.
6527         (collect_points_to_info_r): Remove.
6528         (is_escape_site): Make extern.
6529         (create_sft): New.
6530         (create_overlap_variables_for): Call it.
6531         * tree-ssa-copy.c (merge_alias_info): Never merge
6532         flow-sensitive alias information.
6533         * tree-ssa-operands.c (get_expr_operands): Adjust variables
6534         offset and size to be unsigned HOST_WIDE_INT.
6535         (add_to_addressable_set): Rename from note_addressable.
6536         Set TREE_ADDRESSABLE as the variables are added to the set.
6537         Update all users.
6538         (add_stmt_operand): Do not try to micro-optimize unmodifiable
6539         operands into VUSEs when adding V_MAY_DEFs for members in an
6540         alias set.
6541         * tree-ssa-operands.h (add_to_addressable_set): Declare.
6542         * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
6543         (struct variable_info): Add bitfield is_heap_var.
6544         (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
6545         (new_var_info): Initialize is_heap_var.
6546         (get_constraint_for): Add HEAP variables to the symbol table.
6547         Mark them with is_heap_var.
6548         (update_alias_info): New.  Taken mostly from the old
6549         compute_points_to_and_addr_escape.
6550         (handle_ptr_arith): New.
6551         (find_func_aliases): Call update_alias_info.
6552         Call handle_ptr_info for tcc_binary expressions.
6553         Call mark_stmt_modified.
6554         (create_variable_info_for): If DECL has subvars, do not create
6555         variables for its subvars.  Always add all the fields.
6556         (set_uids_in_ptset): If the solution includes ANYOFFSET and
6557         SFTs, then add all the SFTs of the structure.
6558         If VI->DECL is an aggregate with subvariables, add the SFT at
6559         VI->OFFSET.
6560         (find_what_p_points_to): If VI is an artificial variable,
6561         translate to bitfields in SSA_NAME_PTR_INFO.
6562         If the solution is empty, set pi->pt_vars to NULL
6563         (init_base_vars): Create ANYOFFSET.
6564         (compute_points_to_sets): Rename from create_alias_vars.
6565         Make extern.
6566         (pass_build_pta): Remove.
6567         (delete_points_to_sets): Rename from delete_alias_vars.
6568         (pass_del_pta): Remove.
6569         * tree-ssa-structalias.h (struct alias_info): Move from
6570         tree-ssa-alias.h.
6571         (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
6572         NUM_REFERENCES_SET): Likewise.
6573         (compute_points_to_sets, delete_points_to_sets): Declare.
6574
6575 2005-07-09  Richard Henderson  <rth@redhat.com>
6576
6577         * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
6578         alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
6579         alpha_split_lock_test_and_set_12): New functions.
6580         * config/alpha/alpha-protos.h: Update.
6581         * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
6582         UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
6583         * config/alpha/sync.md (I12MODE): New.
6584         (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
6585         (sync_<fetchop_name><I48MODE>): Likewise.
6586         (sync_nand<I48MODE>): Likewise.
6587         (sync_old_<fetchop_name><I48MODE>): Likewise.
6588         (sync_new_<fetchop_name><I48MODE>): Likewise.
6589         (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6590         (sync_compare_and_swap<I48MODE>): Likewise.
6591         (sync_lock_test_and_set<I48MODE>): Likewise.
6592         (sync_compare_and_swap<I12MODE>): New.
6593         (sync_compare_and_swap<I12MODE>_1): New.
6594         (sync_lock_test_and_set<I12MODE>): New.
6595         (sync_lock_test_and_set<I12MODE>_1): New.
6596
6597 2005-07-09  Diego Novillo  <dnovillo@redhat.com>
6598
6599         PR 21356
6600         PR 22332
6601         * passes.c (execute_todo): Cleanup the CFG before updating SSA.
6602
6603 2005-07-09  Jakub Jelinek  <jakub@redhat.com>
6604
6605         * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
6606         in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
6607
6608 2005-07-09  Richard SAndiford  <richard@codesourcery.com>
6609
6610         PR target/21656
6611         * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6612
6613 2005-07-08  David Edelsohn  <edelsohn@gnu.org>
6614
6615         * config/rs6000/sync.md (load_locked_<mode>): Use Z for
6616         memory_operand constraint.
6617         (store_conditional_<mode>): Same.
6618         (sync_compare_and_swap<mode>): Same.
6619         (sync_lock_test_and_set<mode>): Same.
6620
6621 2005-07-08  Hans-Peter Nilsson  <hp@axis.com>
6622
6623         Rewrite PIC support to more closely model actual instructions.
6624         * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
6625         (cris_symbol): Remove prototypes for removed functions.
6626         (cris_pic_symbol_type_of, cris_valid_pic_const)
6627         (cris_expand_pic_call_address): Prototypes for new functions.
6628         * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
6629         variable.
6630         (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
6631         modifiers.
6632         <case ':'>: Add case for new punctuation character.
6633         <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
6634         emitting (extra) PIC modifier.
6635         <case UNSPEC>: Do not assert for PLT.
6636         (cris_initial_frame_pointer_offset, cris_simple_epilogue)
6637         (cris_expand_prologue, cris_expand_epilogue): Check
6638         for pic_offset_table_rtx usage instead of taking
6639         current_function_uses_pic_offset_table as the final word.
6640         (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
6641         Remove flag_pic difference.
6642         (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
6643         the moral equivalents of...
6644         (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
6645         functions.
6646         (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
6647         (cris_handle_option): Mark ARG as unused.
6648         (cris_expand_pic_call_address): New worker function for "call",
6649         "call_value".
6650         (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
6651         output PIC constructs here.
6652         (cris_output_addr_const_extra): Changes for emitting PIC modifiers
6653         as symbol-specific modifers, not whole or part of operands.
6654         * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
6655         (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
6656         constants and flag_pic.
6657         (CONSTANT_INDEX_P): Adjust for new functions.
6658         (enum cris_pic_symbol_type): New helper type.
6659         (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
6660         * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
6661         (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
6662         define_constants.
6663         ("movsi"): Emit actual instructions for GOT and relative access.
6664         ("*movsi_got_load"): New pattern to set up the register holding
6665         the GOT pointer.
6666         ("*movsi_internal"): Operand 1 is not a plain general_operand.
6667         Adjust FIXME for 'S'.
6668         <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
6669         Use "movs" for -fpic cases.
6670         ("addsi3"): Add alternative for 'S'; use adds.w when possible.
6671         ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
6672         ("call", "call_value"): Just call cris_expand_pic_call_address for
6673         PIC addresses.
6674         ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
6675         Remove special pattern.
6676         ("*expanded_call_side", "*expanded_call_value_side"): New
6677         patterns.
6678         (gotplt-to-plt, gotplt-to-plt-side-call)
6679         (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
6680         peephole2:s.
6681         * config/cris/cris/predicates.md
6682         ("cris_general_operand_or_gotless_symbol"): Remove unused
6683         predicate.
6684         ("cris_general_operand_or_symbol"): Adjust for new functions.
6685
6686 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
6687
6688         * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
6689
6690 2005-07-08  Daniel Berlin  <dberlin@dberlin.org>
6691
6692         * Makefile.in (TREE_H): Add treestruct.def.
6693         (c-decl.o): Add pointer-set.h
6694         * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
6695         visibility on regular DECL's.
6696         (merge_decls): Fix the copying of decl nodes of various types for
6697         the new structures.  Don't update RTL, section name, weak status,
6698         etc, on DECL's without RTL.
6699         (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
6700         Don't check volatile on non-variable types.
6701         (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
6702         to check whether we have seen arguments.
6703         * c-objc-common.c (c_tree_printer): Reverse order of tests so that
6704         flag is checked before field (flag is common, field is not).
6705         * dwarf2out.c (decl_ultimate_origin):  Only DECL's with
6706         TS_DECL_COMMON could have an origin.
6707         (add_location_or_const_value_attribute): Don't check section name
6708         on non-var/function decls.
6709         (dwarf2out_var_location): Reverse order of tests.
6710         * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
6711         with DECL_WRTL_CHECK.
6712         * expmed.c (make_tree): rtl is now in decl_with_rtl.
6713         * fold-const.c (fold_binary): Don't check weakness on
6714         non-var/function decls.
6715         (tree_expr_nonzero_p): Ditto.
6716         (fold_checksum_tree): Use tree_decl_extra as sizeof
6717         buffer.
6718         * ggc-page.c (extra_order_size_table): Add sizes for
6719         tree_decl_non_common, tree_parm_decl,  tree_var_decl, and
6720         tree_field_decl.
6721         * gimplify.c (gimplify_bind_expr): Only set
6722         DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
6723         * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
6724         without RTL.
6725         * langhooks-def.h (LANG_HOOK_INIT_TS): New.
6726         * langhooks.h (init_ts). New langhook.
6727         * passes.c (rest_of_decl_compilation): Reverse order of tests.
6728         * print-tree.c (print_node): Update to only print fields that
6729         exist in the structures the passed decl has.
6730         * toplev.c (wrapup_global_declarations): Don't reset
6731         DECL_DEFER_OUTPUT on DECL's that don't contain it.
6732         * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
6733         * tree-inline.c (remap_decl): Ditto.
6734         * tree-outof-ssa.c (create_temp): Reverse order of tests.
6735         * tree-pretty-print.c (print_declaration): Don't print
6736         DECL_REGISTER on things that don't contain it.
6737         * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
6738         non-var/function decls.
6739         * tree.c (tree_contains_struct): New structure.
6740         (init_priority_for_decl): New hashtable.
6741         (tree_int_map): New structure.
6742         (tree_int_map_eq): New function.
6743         (tree_int_map_marked_p): Ditto.
6744         (tree_int_map_hash): Ditto.
6745         (tree_map): Move to tree.h.
6746         (tree_map_eq): Externalize.
6747         (tree_map_hash): Ditto.
6748         (tree_map_marked_p): Ditto.
6749         (init_ttree): Set up tree_contains_struct and call langhook.
6750         (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
6751         (tree_code_size): Update for new structures.
6752         (tree_node_structure): Update for new structures.
6753         (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
6754         without the field.
6755         (copy_node_stat):  Copy init priority.
6756         (build_decl_stat): Ditto for visibility.
6757         (ts_enum_names): New.
6758         (tree_contains_struct_check_failed): New function.
6759         (decl_init_priority_lookup): Ditto.
6760         (decl_init_priority_insert): Ditto.
6761         * treestruct.def: New file.
6762         * tree.h (CODE_CONTAINS_STRUCT): New macro.
6763         (CONTAINS_STRUCT_CHECK): Ditto.
6764         (tree_contains_struct_check_failed): New prototype.
6765         (DECL_CHECK): Removed.
6766         (DECL_MINIMAL_CHECK): New.
6767         (DECL_COMMON_CHECK): Ditto.
6768         (DECL_WRTL_CHECK): Ditto.
6769         (DECL_NON_COMMON_CHECK): Ditto.
6770         (DECL_WITH_VIS_CHECK): Ditto.
6771         (VAR_OR_FUNCTION_DECL_P): Ditto
6772         (struct tree_decl_minimal): New structure.
6773         (struct tree_decl_common): Ditto.
6774         (struct tree_decl_with_rtl): Ditto.
6775         (struct tree_decl_with_vis): Ditto.
6776         (struct tree_decl_non_common): Ditto.
6777         (struct tree_field_decl): Ditto.
6778         (struct tree_parm_decl): Ditto.
6779         (struct tree_var_decl): Ditto.
6780         (struct tree_function_decl): Ditto.
6781         (struct tree_const_decl): Ditto.
6782         (struct tree_result_decl): Ditto.
6783         (union tree_node): Add new structures.
6784         * var-tracking.c (track_expr_p): Reverse order of tests.
6785
6786         * doc/c-tree.texi: Add documentation on DECL node internal structure.
6787
6788 2005-07-08  Kazu Hirata  <kazu@codesourcery.com>
6789
6790         * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
6791         * system.h: Poison FINALIZE_PIC.
6792         * doc/tm.texi (FINALIZE_PIC): Remove.
6793
6794 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
6795
6796         PR tree-opt/22329
6797         * tree-ssa-propagate.c (fold_predicate_in): Convert the value
6798         to the correct type if we have a MODIFY_EXPR.
6799
6800 2005-07-08  Kazu Hirata  <kazu@codesourcery.com>
6801
6802         PR tree-optimization/22360
6803         * tree.c (upper_bound_in_type): Fix calculations for casting
6804         to a non-wider signed type and casting a signed value to a
6805         wider unsigned type.
6806         (lower_bound_in_type): Fix calculations for casting to a
6807         non-wider signed type.
6808
6809         PR tree-optimization/20139
6810         * tree-cfg.c (remove_bb): Check in_ssa_p before calling
6811         release_defs.
6812         * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
6813         fold_cond_expr_cond.
6814         * tree-ssanames.c (release_defs): Assert in_ssa_p.
6815         * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
6816
6817 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
6818
6819         PR tree-opt/22356
6820         * tree-complex.c (expand_complex_libcall): Produce
6821         REALPART_EXPR/IMAGPART_EXPR with the correct type.
6822
6823 2005-07-08  Kenneth Zadeck <zadeck@naturalbridge.com>
6824
6825         * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
6826         bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
6827         b" assert and inserted fastpath code for this case.
6828         (bitmap_ior): Removed "a != b" assert.
6829
6830 2005-07-08  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6831
6832         * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
6833         (ENDFILE_SPEC): Likewise.
6834         * config/m32r/m32r.h (ASM_SPEC): Likewise.
6835
6836         * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
6837         a large stack frame at epilogue.
6838
6839 2005-07-08  David Billinghurst  <David.Billinghurst@riotinto.com>
6840
6841         * final.c: Include sdbout.h when required.
6842
6843 2005-07-07  Geoffrey Keating  <geoffk@apple.com>
6844
6845         * config.gcc (*-*-darwin*): Only one target-specific header file
6846         for generic darwin.
6847         (powerpc-*-darwin*): Add version-specific header files.
6848         * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
6849         * config.in: Regenerate.
6850         * configure: Regenerate.
6851         * gcc.c: Include xregex.h.
6852         (version_compare_spec_function): New.
6853         (spec_function): Add version-compare.
6854         (replace_outfile_spec_function): Reformat comment.
6855         (compare_version_strings): New.
6856         * config/darwin-c.c (version_as_macro): New.
6857         (builtin_define): New.
6858         (darwin_cpp_builtins): New.
6859         * config/darwin-protos.h (darwin_cpp_builtins): New.
6860         * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
6861         (LIB_SPEC): Make unconditional, update comment.
6862         (TARGET_C99_FUNCTIONS): Define.
6863         * config/darwin.opt: Sort.
6864         (mmacosx-version-min=): New.
6865         * config/darwin7.h: Delete.
6866         * config/darwin8.h: Delete.
6867         * config/i386/darwin.h (): Call darwin_cpp_builtins.
6868         * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
6869         (TARGET_C99_FUNCTIONS): Define.
6870         * config/rs6000/darwin7.h: New.
6871         * config/rs6000/darwin8.h: New.
6872         * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
6873         (-mmacosx-version-min): Document.
6874
6875 2005-07-07  Ian Lance Taylor  <ian@airs.com>
6876
6877         * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
6878
6879 2005-07-07  John David Anglin  <dave.anglin@nrc-crc.gc.ca>
6880
6881         PR middle-end/22239
6882         * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
6883
6884 2005-07-07  Khem Raj  <kraj@mvista.com>
6885
6886         * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
6887         in bytes, not words.
6888
6889 2005-07-07  Paul Brook  <paul@codesourcery.com>
6890
6891         * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
6892         DEFAULT_FUNCTION_ARG_PADDING to upward.
6893
6894 2005-07-07  Richard Henderson  <rth@redhat.com>
6895
6896         * function.c (locate_and_pad_parm): Record parameter alignment in
6897         stack_alignment_needed.
6898
6899 2005-07-07  David Edelsohn  <edelsohn@gnu.org>
6900
6901         * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
6902         UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
6903         (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
6904         UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
6905         (define_attr "type"): Add isync, sync, load_l, store_c.
6906         * config/rs6000/sync.md (memory_barrier): Change to define_expand.
6907         Create scratch volatile MEM.
6908         (sync_internal): New.  POWER mnemonic is dcs, not ics.  Attribute
6909         sync.
6910         (load_locked_<mode>): New.
6911         (store_conditional_<mode>): New.
6912         (sync_compare_and_swap<mode>): Replace with splitter.
6913         (sync_lock_test_and_set<mode>): Replace with splitter.
6914         (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
6915         and UNSPECV_ISYNC.
6916         (isync): Change to unspec_volatile UNSPECV_ISYNC.  POWER mnemonic
6917         is ics.  Attribute isync.
6918         (lwsync): Change to unspec_volatile UNSPECV_LWSYNC.  Attribute
6919         lwsync.
6920         * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
6921         and UNSPECV_SYNC_OP.
6922         (emit_unlikely_jump): New.
6923         (emit_load_locked): New.
6924         (emit_store_conditional): New.
6925         (rs6000_split_compare_and_swap): New.
6926         (rs6000_split_lock_test_and_set): New.
6927         (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
6928         TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
6929         * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
6930         rs6000_split_lock_test_and_set): Declare.
6931         * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
6932         mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
6933         store_c, isync, sync.
6934
6935 2005-07-07  Kelley Cook  <kcook@gcc.gnu.org>
6936
6937         * Makefile.in (echo_quoted_to_gtyp): New template for outputing
6938         filenames to gtyp-gen.h.
6939         (s-typ-gen): Use it in place of for loops.
6940
6941 2005-07-07  J"orn Rennecke <joern.rennecke@st.com>
6942
6943         * hooks.c (hook_bool_rtx_int_false): New function.
6944         * hooks.h (hook_bool_rtx_int_false): Declare.
6945         * target-def.h (TARGET_COMMUTATIVE_P): Define.
6946         (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
6947         * target.h (struct gcc_target): Add commutative_p member.
6948         * targhooks.c (hook_bool_rtx_commutative_p): New function.
6949         * targhooks.h (hook_bool_rtx_commutative_p): Declare.
6950         * pa.c (TARGET_COMMUTATIVE_P): Redefine.
6951         (pa_commutative_p): New function.
6952         * jump.c (target.h): Include.
6953         (rtx_renumbered_equal_p): Use targetm.commutative_p.
6954         * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
6955
6956 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
6957
6958         * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
6959         (s390_expand_setmem): New.
6960         * config/s390/s390.c: Likewise.
6961         (print_shift_count_operand): Truncate to 12 bits instead of 6.
6962         Adapt comments.
6963         * config/s390/s390.md: ("setmem<mode>"): Accept character as
6964         general_operand.  Call new function "s390_expand_setmem".
6965         ("clrmem_long", "*clrmem_long"): Rewrite to ...
6966         ("setmem_long", "*setmem_long"): ... this.
6967
6968 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
6969
6970         * config/s390/s390.c: (optimization_options): Enable
6971         TARGET_MVCLE at -Os.
6972         * doc/invoke.texi: Document changes in default behaviour.
6973         * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
6974
6975 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
6976
6977         * expr.c: (set_storage_via_setmem): Convert opchar to mode
6978         defined by back-end.
6979
6980 2005-07-07  Jakub Jelinek  <jakub@redhat.com>
6981
6982         * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
6983         all sets in the pattern.
6984         * config/rs6000/rs6000.md (stack_protect_testsi,
6985         stack_protect_testdi): Likewise.
6986
6987 2005-07-06  Jeff Law  <law@redhat.com>
6988
6989         * tree-vrp.c (simplify_using_ranges): Kill.
6990         (vrp_finalize): Remove call to simplify_using_ranges.
6991         (simplify_stmt_using_ranges): New function extracted from
6992         simplify_using_ranges.
6993         (simplify_div_or_mod_using_ranges): Likewise.
6994         (simplify_abs_using_ranges): Likewise.
6995         (simplify_cond_using_ranges): New function.
6996         * tree-flow.h (simplify_stmt_using_ranges): Prototype.
6997         * tree-ssa-propagate.c (substitute_and_fold): Call
6998         simplify_stmt_using_ranges if we have range information.
6999
7000 2005-07-06  James E. Wilson  <wilson@specifixinc.com>
7001
7002         * config/ia64/ia64.c (ia64_reorg): Check optimize before
7003         ia64_flag_schedule_isns2.
7004
7005         * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7006         reading/writing general registers.
7007         (ia64_function_arg): Revert 2005-06-18 change.
7008
7009 2005-07-06  John David Anglin  <dave.anglin@nrc-crnc.gc.ca>
7010
7011         * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7012         (legitimize_tls_address): Use gcc_unreachable instead of abort.
7013
7014 2005-07-06  Kaz Kojima  <kkojima@gcc.gnu.org>
7015
7016         * function.c (expand_function_end): Revert part of 2005-06-27
7017         patch.  Do sjlj_emit_function_exit_after after return_label.
7018
7019 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
7020
7021         * doc/install.texi (--disable-libssp): New.
7022
7023 2005-07-06  Fariborz Jahanian <fjahanian@apple.com>
7024
7025         * doc/invoke.texi: Update -fforce-mem documentation.
7026         * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7027         code for -fforce-mem.
7028         * expmed.c: (store_bit_field,store_fixed_bit_field,
7029         extract_bit_field): Ditto.
7030         * expr.c: (convert_move): Ditto.
7031         * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7032         expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7033         emit_conditional_add,expand_float,expand_fix): Ditto.
7034         * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7035         (common_handle_option): Issue warning when -fforce-mem specified.
7036
7037 2005-07-06  Paul Brook  <paul@codesourcery.com>
7038
7039         * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7040         argument is empty.
7041         * configure: Regenerate.
7042
7043 2005-07-06  J"orn Rennecke <joern.rennecke@st.com>
7044
7045         * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7046
7047 2005-07-06  Daniel Berlin  <dberlin@dberlin.org>
7048
7049         Fix PR tree-optimization/22319
7050         Fix PR tree-optimization/22140
7051         Fix PR tree-optimization/22310
7052
7053         * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7054         variable sized types.
7055         Use correct type for intermediate structure on *a = *b structure
7056         copies.
7057
7058 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
7059
7060         * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7061         Remove.
7062         (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7063         (machine_function): Move typedef to...
7064         * config/rs6000/rs6000.c (machine_function): ... here.  Add
7065         varargs_save_offset field.
7066         (rs6000_stack_t): Remove varargs_size field.
7067         (setup_incoming_varargs): Allocate varargs save area using
7068         assign_stack_local, try to make it as small as possible.
7069         Save offset from virtual_stack_vars_rtx to the save area
7070         in cfun->machine->varargs_save_offset.  Use UNITS_PER_FP_WORD
7071         instead of magic 8 when fp word byte size is used.
7072         (rs6000_va_start): Use cfun->machine->varargs_save_offset
7073         instead of -RS6000_VARARGS_SIZE.
7074         (rs6000_stack_info, debug_stack_info,
7075         rs6000_initial_elimination_offset): Remove all traces of
7076         varargs_size.
7077         * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7078         * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7079         RS6000_VARARGS_AREA.
7080
7081 2005-07-06  Zdenek Dvorak  <dvorakz@suse.cz>
7082
7083         PR tree-optimization/21963
7084         * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7085         constant_multiple_of in the same way get_computation_cost_at does.
7086
7087 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
7088
7089         * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7090         * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7091         (gen_compare_reg): If sparc_compare_emitted is set, clear it
7092         and return its previous value.
7093         (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7094         * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7095         constants.
7096         (stack_protect_set, stack_protect_test): New expanders.
7097         (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7098         stack_protect_testdi): New insns.
7099         * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7100         * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7101
7102 2005-07-06  Jeff Law  <law@redhat.com>
7103
7104         * tree-ssa-dce.c (cfg_altered): New global.
7105         (tree_dce_init): Initialize cfg_altered.
7106         (remove_dead_stmt): If we remove an edge in the CFG, then set
7107         CFG_ALTERED.
7108         (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7109         the dominators.
7110
7111 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
7112
7113         * Makefile.in (stamp-collect-ld): Use
7114         $(ORIGINAL_LD_FOR_TARGET) instead of $<.  Don't remove
7115         ./collect-ld if it already exists.
7116         (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7117         Don't remove ./nm if it already exists.
7118
7119 2005-07-05  Devang Patel  <dpatel@apple.com>
7120
7121         * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7122         (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7123         * tree-vectorizer.c (vect_loop_location): New.
7124         (vect_print_dump_info): Use vect_loop_location.
7125         (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7126         (vectorize_loops): Set vect_loop_location.
7127         * tree-vect-analyze.c (vect_analyze_offset_expr,
7128         vect_determin_vectorization_factor, vect_analyze_operations,
7129         vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7130         vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7131         vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7132         vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7133         vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7134         vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7135         vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7136         vect_analyze_loop): Adjust vect_print_dump_info API.
7137         * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7138         vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7139         vect_finish_stmt_generation, vectorizable_assignment,
7140         vectorizable_operation, vectorizable_store, vectorizable_load,
7141         vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7142         vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7143         vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7144         vect_transform_loop): Same.
7145         * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7146         vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7147         Same.
7148
7149 2005-07-05  Randolph Chung  <tausq@debian.org>
7150
7151         * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7152         * configure: Regenerate.
7153         * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7154         (pa_tls_referenced_p): Declare.
7155         * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7156         (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7157         (legitimize_tls_address): New.
7158         (hppa_legitimize_address): Handle TLS addresses.
7159         (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7160         (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7161         (emit_move_sequence): Handle TLS addresses.
7162         (pa_encode_section_info): Call default handler to handle common
7163         sections.
7164         * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7165         (CONSTANT_ADDRESS_P): Reject TLS operands.
7166         (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7167         * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7168         (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7169         (UNSPEC_TLSLE): Define new constants.
7170         (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7171         * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7172         (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7173         (tie_symbolic_operand, tle_symbolic_operand): New
7174
7175 2005-07-06  Kelley Cook  <kcook@gcc.gnu.org>
7176
7177         * aclocal.m4: Update macros for autoconf 2.59 style.
7178         * configure.ac: Likewise.
7179
7180 2005-07-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7181
7182         * pa.c (function_value): Handle small aggregates on 32-bit targets.
7183         (function_arg): Pass small aggregates in general registers on 32-bit
7184         targets.
7185         * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7186
7187 2005-07-05  Andrew Pinski  <pinskia@physics.uc.edu>
7188
7189         * Makefile.in (final.o): Fix dependencies.
7190
7191 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
7192
7193         PR c/22013
7194         PR c/22098
7195         * langhooks.h (struct lang_hooks): Add expr_to_decl.
7196         * langhooks.c (lhd_expr_to_decl): New.
7197         * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7198         New.
7199         (LANG_HOOKS_INITIALIZER): Update.
7200         * tree.c (recompute_tree_invarant_for_addr_expr): Call
7201         expr_to_decl langhook.
7202         * c-tree.h (c_expr_to_decl): Declare.
7203         * c-typeck.c (c_expr_to_decl): New.
7204         (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7205         specially.
7206         * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7207
7208 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
7209
7210         PR c/22308
7211         * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7212         C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7213
7214 2005-07-05  Paolo Bonzini  <bonzini@gnu.org>
7215
7216         * Makefile.in: Adjust dependencies.
7217         * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7218         * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7219         * alias.c (rest_of_handle_cfg, pass_cfg): New.
7220         * bb-reorder.c (duplicate_computed_gotos): Make it static.
7221         * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7222         rest_of_compilation.
7223
7224         * bb-reorder.c (gate_duplicate_computed_gotos,
7225         pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7226         rest_of_handle_reorder_blocks, pass_reorder_blocks,
7227         gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7228         pass_partition_blocks): New.
7229         * bt-load.c (gate_handle_branch_target_load_optimize,
7230         rest_of_handle_branch_target_load_optimize,
7231         pass_branch_target_load_optimize): New.
7232         * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7233         pass_jump2): New.
7234         * cfglayout.c (pass_insn_locators_initialize): New.
7235         * cfgrtl.c (pass_free_cfg): New.
7236         * combine.c (gate_handle_combine, rest_of_handle_combine,
7237         pass_combine): New.
7238         * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7239         gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7240         * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7241         * except.c (pass_set_nothrow_function_flags,
7242         pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7243         pass_rtl_eh): New.
7244         * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7245         rest_of_handle_shorten_branches, pass_shorten_branches,
7246         rest_of_clean_state, pass_clean_state): New.
7247         * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7248         rest_of_handle_remove_death_notes, pass_remove_death_notes,
7249         rest_of_handle_life, pass_life, rest_of_handle_flow2,
7250         pass_flow2): New.
7251         * function.c (pass_instantiate_virtual_regs, pass_init_function,
7252         rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7253         * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7254         pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7255         pass_gcse): New.
7256         * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7257         * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7258         pass_rtl_ifcvt, gate_handle_if_after_combine,
7259         rest_of_handle_if_after_combine, pass_if_after_combine,
7260         gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7261         pass_if_after_reload): New.
7262         * integrate.c (pass_initial_value_sets): New.
7263         * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7264         pass_purge_lineno_notes): New.
7265         * mode-switching.c (rest_of_handle_mode_switching,
7266         pass_mode_switching): New.
7267         * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7268         * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7269         pass_loop2): New.
7270         * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7271         pass_loop_optimize): New.
7272         * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7273         pass_sms): New.
7274         * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7275         pass_gcse2): New.
7276         * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7277         pass_postreload_cse): New.
7278         * profile.c (gate_handle_profiling, pass_profiling,
7279         rest_of_handle_branch_prob, pass_branch_prob): New.
7280         * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7281         pass_split_before_regstack, gate_handle_split_before_regstack,
7282         gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7283         rest_of_handle_split_all_insns, pass_split_all_insns): New.
7284         * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7285         pass_stack_regs): New.
7286         * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7287         gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7288         pass_stack_adjustments): New.
7289         * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7290         pass_regrename): New.
7291         * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7292         pass_delay_slots, gate_handle_machine_reorg,
7293         rest_of_handle_machine_reorg, pass_machine_reorg): New.
7294         * rtl.h (extern void purge_line_number_notes): New.
7295         * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7296         gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7297         pass_sched2): New.
7298         * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7299         pass_tracer): New.
7300         * value-prof.c (gate_handle_value_profile_transformations,
7301         rest_of_handle_value_profile_transformations,
7302         pass_value_profile_transformations): New.
7303         * var-tracking.c (gate_handle_var_tracking,
7304         pass_variable_tracking): New.
7305         * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7306
7307         * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7308         rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7309         rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7310         rest_of_handle_old_regalloc, rest_of_handle_regrename,
7311         rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7312         rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7313         rest_of_handle_gcse2, rest_of_handle_regmove,
7314         rest_of_handle_tracer, rest_of_handle_if_conversion,
7315         rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7316         rest_of_handle_web, rest_of_handle_branch_prob,
7317         rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7318         rest_of_handle_jump_bypass, rest_of_handle_combine,
7319         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7320         rest_of_handle_gcse, rest_of_handle_loop_optimize,
7321         rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7322         rest_of_handle_mode_switching, rest_of_handle_jump,
7323         rest_of_handle_eh, rest_of_handle_stack_adjustments,
7324         rest_of_handle_flow2, rest_of_handle_jump2,
7325         rest_of_handle_peephole2, rest_of_handle_postreload,
7326         rest_of_handle_shorten_branches, rest_of_clean_state,
7327         rest_of_compilation): Remove.
7328
7329         * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7330         * passes.c (dump_flags, in_gimple_form, all_passes,
7331         all_ipa_passes, all_lowering_passes, register_one_dump_file,
7332         register_dump_files, next_pass_1, last_verified, execute_todo,
7333         execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7334         from tree-optimize.c.
7335         (init_optimization_passes): Moved from tree-optimize.c,
7336         adding the RTL optimizations.
7337         * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7338         * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7339         all_ipa_passes, all_lowering_passes, register_one_dump_file,
7340         register_dump_files, next_pass_1, last_verified, execute_todo,
7341         execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7342         init_tree_optimization_passes, ipa_passes): Delete.
7343         * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7344         the RTL dumps.
7345         (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7346         dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
7347         from tree.h.
7348         (ipa_passes): Remove.
7349         (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
7350         * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
7351         dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
7352         dump_switch_p, dump_flag_name): Moved to tree-pass.h.
7353         (dump_info_p, dump_flag): Moved to tree-dump.h.
7354
7355         * Makefile.in: Adjust dependencies for tree-pretty-print.c,
7356         cgraph.c, opts.c.
7357         * passes.c (finish_optimization_passes): Use dump_begin
7358         and dump_end, TDI_end.
7359         (gate_rest_of_compilation): New.
7360         (pass_rest_of_compilation): Use it.
7361         (gate_postreload, pass_postreload): New.
7362         * toplev.c (general_init): Rename init_tree_optimization_passes.
7363         * toplev.h (init_tree_optimization_passes): Rename to
7364         init_optimizations_passes.
7365         * tree-dump.c (dump_flag): Make static.
7366         (dump_files): Remove RTL dumps.
7367         * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
7368         pass_cleanup_cfg, pass_free_cfg_annotations,
7369         pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
7370         pass_init_datastructures, pass_fixup_cfg): Make non-static.
7371         * tree-pretty-print.c: Include tree-pass.h.
7372         * cgraph.c: Include tree-dump.h.
7373
7374 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
7375
7376         * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
7377         Only fall back to saying it points to readonly memory if
7378         we can't do better.
7379
7380 2005-07-05  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
7381
7382         * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
7383         * config/m32r/m32r.c (m32r_compute_frame_size,
7384         m32r_expand_prologue): Take current_function_profile into
7385         account whenever we reference
7386         current_function_uses_pic_offset_table.
7387         (m32r_finalize_pic): Remove.
7388         * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
7389
7390 2005-07-05  Kazu Hirata  <kazu@codesourcery.com>
7391
7392         * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
7393         instead of $<.  Don't remove ./as if it already exists.
7394
7395 2005-07-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7396
7397         PR target/21723
7398         * pa.md: Remove fcpy alternative from movhi and movqi patterns.
7399         * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
7400         for complex modes when generating code for PA 1.0.
7401         (VALID_FP_MODE_P): New macro.
7402         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
7403         sets for all general and floating point modes.  Align wide floating
7404         point modes to even register boundaries to comply with architectural
7405         requirements.
7406         (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
7407         * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
7408         (VALID_FP_MODE_P): New macro.
7409         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
7410         sets for all general and floating point modes.  Align wide floating
7411         point modes to even register boundaries to comply with architectural
7412         requirements.
7413
7414 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
7415
7416         * tree-dump.c (dump_files): Initialize dump number for .cgraph
7417         to 0.
7418
7419 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
7420
7421         * tree-ssa-structalias.c: Don't include expr.h.
7422
7423 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
7424
7425         * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
7426         comments.
7427
7428 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
7429
7430         Fix PR tree-optimization/22279
7431
7432         * tree-ssa-structalias.c (offset_overlaps_with_access): Use
7433         correct operator.
7434
7435 2005-07-04  J"orn Rennecke <joern.rennecke@st.com>
7436
7437         * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
7438
7439 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
7440
7441         * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
7442         cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
7443         config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
7444         config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
7445         config/stormy16/stormy16.c, config/v850/v850.c,
7446         config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
7447         except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
7448         Avoid "." or "\n" at end of diagnostics and capital letters at
7449         start of diagnostics.
7450         * combine.c, cse.c: Don't translate dump file output.
7451         * toplev.c (print_version): Only translate output if going to
7452         stderr.
7453
7454 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
7455
7456         * c-decl.c, tree-object-size.c, tree-vectorizer.c,
7457         config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
7458         typos.
7459
7460 2005-07-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7461
7462         * pa.c (fix_range): Fix typo in comment.
7463
7464 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
7465
7466         * tree-vrp.c (extract_range_from_assert): Replace
7467         fold (build (...)) with fold_build2.
7468
7469 2005-07-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
7470
7471         * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
7472         gcc_gfc_char_table, init_dynamic_gfc_info): New.
7473         (format_types_orig, handle_format_attribute): Add support for
7474         format "gcc_gfc".
7475
7476 2005-07-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>
7477
7478         * varasm.c (assemble_variable): Fix format specifier thinko.
7479
7480 2005-07-03  Ira Rosen  <irar@il.ibm.com>
7481
7482         PR tree-optimization/22029 (and 22135)
7483         * tree-pretty-print.c (dump_generic_node): Check that the node is not
7484         a phi node before calling dump_vops.
7485
7486 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
7487
7488         * tree-dump.h (dump_string_field): Declare.
7489         * tree-dump.c: Use it instead of dump_string.
7490         (dump_string_field): Make non-static.
7491
7492 2005-07-03  Kaz Kojima  <kkojima@gcc.gnu.org>
7493
7494         * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
7495         up the minimal CFG stuff always when optimize > 0.  Call
7496         split_all_insns_noflow in PIC case if needed.
7497
7498 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
7499             Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
7500
7501         PR c++/18279
7502         * c-decl.c (c_write_global_declarations): Dump contents of
7503         external scope to.
7504         * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
7505         <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
7506         <GOTO_EXPR>, <SWITCH_EXPR>: Add.
7507         (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
7508         is enabled.
7509
7510 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
7511
7512         * c-common.h (GCC_DIAG_STYLE): Define.
7513         * c-tree.h (GCC_DIAG_STYLE): Do not define.  Change minimum GCC
7514         version for format checking to 4.1.
7515         * c-format.c: Include toplev.h after c-common.h.
7516         (enum format_type): Add gcc_tdiag_format_type.
7517         (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
7518         gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
7519         (format_types_orig): Add gcc_tdiag.
7520         (init_dynamic_diag_info): Support gcc_tdiag formats.
7521         (handle_format_attribute): Likewise.
7522         * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
7523         (GCC_DIAG_STYLE): Default to __gcc_tdiag__.  Change minimum GCC
7524         version for format checking to 4.1.
7525         (warning0, warning, error, pedwarn, sorry): Use
7526         ATTRIBUTE_GCC_DIAG.
7527         * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
7528         (finish_aliases_1): Do not use %qE.
7529         * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
7530         config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
7531         Correct format bugs.
7532         * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
7533         parameter to unsigned HOST_WIDE_INT.
7534         * config/v850/v850.c (v850_output_aligned_bss): Likewise.
7535
7536 2005-07-02  David Edelsohn  <edelsohn@gnu.org>
7537
7538         PR middle-end/21742
7539         * expr.c (write_complex_part): Use adjust_address for MEM.
7540         (read_complex_part): Same.
7541
7542 2005-07-02  Daniel Berlin  <dberlin@dberlin.org>
7543
7544         Fix PR tree-optimization/22280
7545
7546         * tree-sra.c (generate_element_init): Remove useless loop.
7547
7548 2005-07-02  Richard Henderson  <rth@redhat.com>
7549
7550         * config/alpha/alpha.c (alpha_legitimize_address): Check for
7551         TLS_MODEL_NONE.
7552         (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
7553
7554 2005-07-02  Andrew Pinski  <pinskia@physics.uc.edu>
7555
7556         PR middle-end/14490
7557         * fold-const.c (fold_binary): Handle the return value of
7558         fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
7559         Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
7560
7561 2005-07-02  Jeff Law  <law@redhat.com>
7562
7563         * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
7564         a eliminate type conversion which feeds an equality comparison
7565         if the original type or either operand in the comparison is a
7566         function pointer.
7567
7568 2005-07-02  Joseph S. Myers  <joseph@codesourcery.com>
7569
7570         * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
7571         config/rs6000/rs6000.opt, params.def: Remove "." from end of help
7572         texts.
7573         * config/avr/avr.c: Do not use '`' as left quote.
7574         * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
7575         Remove "." from end of diagnostics.  Make diagnostics start with
7576         lowercase letter.
7577
7578 2005-07-02  Zack Weinberg  <zack@codesourcery.com>
7579             Joseph S. Myers  <joseph@codesourcery.com>
7580
7581         * toplev.c (default_tree_printer): Handle setting location with
7582         '+' flag.
7583         * c-objc.common.c (c_tree_printer): Likewise.
7584         * c-format.c (gcc_diag_flag_specs): Add '+'.
7585         (gcc_cdiag_char_table): Allow '+' flag for tree formats.
7586         (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
7587         formats.
7588         * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
7589         config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
7590         config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
7591         config/v850/v850.c, function.c, stor-layout.c, toplev.c,
7592         tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
7593         instead of %J or %H.  Use 'q' flag for quoting.  Avoid '.' at end
7594         of diagnostics.  Use %q+D not %s for a decl.  Do not pass excess
7595         format arguments where %J is used without %D.
7596
7597 2005-07-02  Jakub Jelinek  <jakub@redhat.com>
7598
7599         * gcc.c (LINK_SSP_SPEC): Define.
7600         (link_ssp_spec): New variable.
7601         (LINK_COMMAND_SPEC): Add %(link_ssp).
7602         (static_specs): Add link_ssp_spec.
7603         * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
7604         * configure: Rebuilt.
7605         * config.in: Rebuilt.
7606
7607         * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7608         * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7609         * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7610         * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
7611         * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
7612         If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
7613         -0x7008(2) instead of reading __stack_chk_guard variable.
7614         * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
7615         number.
7616         (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
7617         (stack_protect_set, stack_protect_test): Use *_tls* patterns
7618         if TARGET_THREAD_SSP_OFFSET is defined.
7619         (stack_tls_protect_set_si, stack_tls_protect_set_di,
7620         stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
7621
7622         Revert:
7623         2005-06-27  Richard Henderson  <rth@redhat.com>
7624         * libgcc-std.ver (GCC_4.1.0): New.
7625         * libgcc.h (__stack_chk_guard): Declare.
7626         (__stack_chk_fail, __stack_chk_fail_local): Declare.
7627         * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
7628         * mklibgcc.in (lib2funcs): Add them.
7629
7630 2005-07-01  Richard Henderson  <rth@redhat.com>
7631
7632         * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
7633         void * before struct sigcontext *.
7634         (x86_fallback_frame_state): Likewise.
7635
7636 2005-07-01  James E. Wilson  <wilson@specifixinc.com>
7637
7638         * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
7639
7640 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
7641
7642         PR tree-opt/22269
7643         * tree-ssa-reassoc.c (should_transpose): Fix which operand
7644         we check for SSA_NAME for.
7645
7646 2005-07-01  Daniel Berlin  <dberlin@dberlin.org>
7647
7648         Fix PR tree-optimization/22071
7649
7650         * tree-ssa-structalias.c (offset_overlaps_with_access): New
7651         function.
7652         (get_constraint_for_component_ref): Use it.
7653
7654 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
7655
7656         PR other/22264
7657         * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
7658         print out the last new line.
7659
7660 2005-07-01  Hans-Peter Nilsson  <hp@axis.se>
7661
7662         * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
7663         Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
7664         * config/cris/cris.c (cris_conditional_register_usage): Adjust
7665         reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
7666         (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
7667         (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
7668         * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
7669         (enum reg_class): New member CC0_REGS.
7670         (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
7671         (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
7672         (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
7673         (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
7674         (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
7675         Adjust for register now described.
7676
7677 2005-07-01  Jakub Jelinek  <jakub@redhat.com>
7678
7679         PR target/22262
7680         * config/i386/i386.md (stack_protect_test_si,
7681         stack_protect_test_di): Add earlyclobber for scratch 3.
7682         * config/rs6000/rs6000.md (stack_protect_testsi,
7683         stack_protect_testdi): Add earlyclobber for scratch 3,
7684         remove earlyclobber from scratch 4.
7685
7686 Older entries for 2005 can be found in ChangeLog-2005.