gcc/ChangeLog

   1 2005-01-29  Richard Henderson  <rth@redhat.com>
   2
   3         PR middle-end/19687
   4         * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
   5         union being empty.
   6
   7 2005-01-29  Richard Henderson  <rth@redhat.com>
   8
   9         * combine.c (make_field_assignment): Fix argument order
  10         to gen_int_mode.
  11
  12 2005-01-29  Richard Guenther <richard.guenther@uni-tuebingen.de>
  13
  14         PR tree-optimization/15791
  15         * fold-const.c (extract_array_ref): New function.
  16         (fold): Fold comparisons between &a[i] and &a[j] or
  17         semantically equivalent trees.
  18
  19 2005-01-29  Jeff Law  <law@redhat.com>
  20
  21         * gcse.c (insert_expr_in_table): Revamp handling of available
  22         and anticipatable occurrence lists to avoid unnecessary list
  23         walking.
  24         (insert_set_in_table): Similarly.
  25
  26 2005-01-29  Joseph S. Myers  <joseph@codesourcery.com>
  27
  28         * c-common.c (fix_string_type): Just use c_build_qualified_type to
  29         build string type.
  30         (c_build_qualified_type): Build qualified array types with
  31         TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
  32         * c-decl.c (c_make_fname_decl): Build unqualified array type
  33         before qualified type.
  34         (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
  35         type is qualified, not just if type itself is.  Don't apply
  36         qualifiers to array type when declarator is processed.  Apply
  37         qualifiers to field type whether or not it is an array type.
  38         Don't handle array types specially for applying qualifiers to
  39         variables.
  40         * c-typeck.c (composite_type): Build unqualified element type and
  41         array type when forming composite of array types.
  42         (common_pointer_type, comptypes, comp_target_types,
  43         type_lists_compatible_p, build_indirect_ref, build_array_ref,
  44         convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
  45         types.
  46         (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
  47         (args2) in variables a1 and a2.
  48
  49 2005-01-29  Kazu Hirata  <kazu@cs.umass.edu>
  50
  51         * cse.c (n_elements_made, max_elements_made): Remove.
  52         (insert): Don't touch n_elements_made.
  53         (cse_main): Don't touch n_elements_made or max_elements_made.
  54
  55 2005-01-28  Stephane Carrez  <stcarrez@nerim.fr>
  56
  57         PR target/15384
  58         * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
  59         configuration part of dp-bit.c to be lost.
  60
  61 2005-01-28  Roger Sayle  <roger@eyesopen.com>
  62
  63         * expmed.c (expand_mult_highpart_optab): When attempting to use
  64         a non-widening multiplication in a wider mode, the operands need
  65         to be converted (zero or sign extended) to that mode.
  66
  67 2005-01-28  Ian Lance Taylor  <ian@airs.com>
  68
  69         PR middle-end/16558
  70         PR middle-end/19583
  71         * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
  72         through if both operands fall through.
  73
  74 2005-01-28  Kazu Hirata  <kazu@cs.umass.edu>
  75
  76         * cse.c (fold_rtx) <PC>: Don't optimize.
  77
  78 2005-01-28  Jeff Law  <law@redhat.com>
  79
  80         * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
  81         (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
  82
  83 2005-01-28  Kazu Hirata  <kazu@cs.umass.edu>
  84
  85         * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
  86         cse_reg_info_used_list_end): Remove.
  87         (cse_reg_info_list, cse_reg_info_list_free): New.
  88         (get_cse_reg_info): When allocating an instance of
  89         cse_reg_info, add it to the beginning of the cse_reg_info_list
  90         list.  Remove code to maintain cse_reg_info_used_list.
  91         (new_basic_block): Reset the free list to the beginning of
  92         cse_reg_info_list.
  93
  94 2005-01-28  Richard Sandiford  <rsandifo@redhat.com>
  95
  96         * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
  97         (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
  98         (frv_expand_mdpackh_builtin): New function.
  99         (frv_expand_builtin): Use it to expand __MDPACKH.
 100         * doc/extend.texi (__MDPACKH): Update documentation.
 101
 102 2005-01-28  Uros Bizjak  <uros@kss-loka.si>
 103
 104         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
 105         SSE_FLOAT_MODE_P for use_sse computation.
 106
 107 2005-01-28  Ralf Corsepius  <ralf.corsepius@rtems.org>
 108
 109         PR target/19663
 110         * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
 111
 112 2005-01-27  Richard Henderson  <rth@redhat.com>
 113
 114         * builtins.c (expand_builtin_copysign): New.
 115         (expand_builtin): Call it.
 116         * genopinit.c (optabs): Add copysign_optab.
 117         * optabs.c (init_optabs): Initialize it.
 118         (expand_copysign): New.
 119         * optabs.h (OTI_copysign, copysign_optab): New.
 120         (expand_copysign): Declare.
 121
 122         * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
 123         (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
 124
 125         * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
 126         (ix86_expand_fp_absneg_operator): ... here.
 127         (ix86_split_copysign): New.
 128         * config/i386/i386-protos.h: Update.
 129         * config/i386/i386.md (UNSPEC_COPYSIGN): New.
 130         (copysignsf3, copysigndf3): New.
 131
 132         * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
 133         (copysignsf3, ncopysignsf3): New.
 134         (copysigndf3, ncopysigndf3): New.
 135         (copysignxf3, ncopysignxf3): New.
 136         * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
 137
 138 2005-01-27  Arend Bayer  <arend.bayer@web.de>
 139             Kazu Hirata  <kazu@cs.umass.edu>
 140
 141         * cse.c: (find_best_addr): Don't call copy_rtx before calling
 142         fold_rtx.  Save cost recomputation if fold_rtx did nothing.
 143         (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
 144         NULL_RTX.
 145
 146 2005-01-27  Jeff Law  <law@redhat.com>
 147
 148         * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
 149         definitions of SSA_NAMEs which are not being rewritten.
 150         (rewrite_ssa_into_ssa): Only initialize the current definition
 151         of an SSA_NAME if that SSA_NAME has been marked for rewriting.
 152         If checking is enabled, assert that SSA_NAME_AUX is clear for all
 153         SSA_NAMEs before returning.
 154
 155 2005-01-27  Kazu Hirata  <kazu@cs.umass.edu>
 156
 157         * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
 158         cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
 159         tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
 160         config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
 161         config/mips/iris6.h, config/sh/sh.c: Update copyright.
 162
 163 2005-01-27  Steven Bosscher  <stevenb@suse.de>
 164
 165         PR middle-end/17278
 166         * opts.c (decode_options): Move flag_thread_jumps from -O1 and
 167         higher to -O2 and higher.  Likewise for tree PRE.
 168         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
 169         and better.
 170
 171 2005-01-27  Ian Lance Taylor  <ian@airs.com>
 172
 173         PR middle-end/19583
 174         * gimple-low.c (try_catch_may_fallthru): New static function.
 175         (block_may_fallthru): Handle TRY_CATCH_EXPR.
 176         * tree-inline.c (expand_call_inline): Don't warn about reaching
 177         the end of a non-void function being inlined if the function uses
 178         a return slot.
 179
 180 2005-01-27  Jakub Jelinek  <jakub@redhat.com>
 181
 182         * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
 183
 184         PR c/18946
 185         * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
 186         (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
 187         (implicitly_declare): Handle error_mark_node.
 188
 189 2005-01-27  Richard Henderson  <rth@redhat.com>
 190
 191         PR tree-opt/14329
 192         * tree.h (struct tree_decl): Add debug_expr_is_from.
 193         (DECL_DEBUG_EXPR_IS_FROM): New.
 194         (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
 195         * dwarf2out.c (dwarf2out_var_location): Update to match.
 196         * tree-outof-ssa.c (create_temp): Likewise.
 197         * var-tracking.c (track_expr_p): Likewise.
 198         * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
 199         * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
 200         * toplev.c (default_tree_printer): Likewise.
 201
 202 2005-01-27  Alexandre Oliva  <aoliva@redhat.com>
 203
 204         * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
 205         GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
 206
 207 2005-01-27  Steven Bosscher  <stevenb@suse.de>
 208
 209         * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
 210         CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
 211         ASM_CLOBBERS): Add tree checks.
 212
 213         * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
 214         (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
 215         * c-common.def (SWITCH_STMT): Update to match.
 216         * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
 217         macros instead of SWITCH_EXPR ones.
 218         * c-dump.c (c_dump_tree): Likewise.
 219         * c-gimplify.c (gimplify_switch_stmt): Likewise.
 220         * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
 221
 222         * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
 223
 224 2005-01-27  Alan Modra  <amodra@bigpond.net.au>
 225
 226         * unwind-dw2.c (execute_stack_op): Add missing cases for
 227         DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
 228
 229 2005-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
 230
 231         * config.gcc (Obsolete configurations): Remove 'dummy', add
 232         sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
 233         sparc-*-openbsd*.
 234
 235 2005-01-26  Diego Novillo  <dnovillo@redhat.com>
 236
 237         PR tree-optimization/19633
 238         * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
 239         CALL_EXPRs.
 240         (maybe_create_global_var): Do not create .GLOBAL_VAR if there
 241         are no call-clobbered variables.
 242         * tree-outof-ssa.c (check_replaceable): Return false for calls
 243         with side-effects.
 244
 245 2005-01-26  Ulrich Weigand  <uweigand@de.ibm.com>
 246
 247         * dbxout.c (dbxout_symbol_location): Resolve constant pool references
 248         even for variables with NULL DECL_INITIAL.
 249
 250 2005-01-26  Stuart Hastings  <stuart@apple.com>
 251
 252         * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
 253
 254 2005-01-26  Richard Henderson  <rth@redhat.com>
 255
 256         PR middle-end/18008
 257         * c-decl.c (finish_struct): Set DECL_MODE after resetting a
 258         field's type.
 259         * expr.c (store_field): Strip conversions to odd-bit-sized types
 260         if the destination field width matches.
 261
 262 2005-01-26  Richard Henderson  <rth@redhat.com>
 263
 264         * c-decl.c, expmed.c, expr.c: Revert last change.
 265
 266 2005-01-26  Richard Henderson  <rth@redhat.com>
 267
 268         PR middle-end/18008
 269         * c-decl.c (finish_struct): Set DECL_MODE after resetting a
 270         field's type.
 271         * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
 272         if we don't need the bits above those present in the current mode.
 273         * expr.c (store_field): Strip conversions to odd-bit-sized types
 274         if the destination field width matches.
 275
 276 2005-01-26  Richard Sandiford  <rsandifo@redhat.com>
 277
 278         * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
 279         either -ffast-math or -funsafe-math-optimizations is in use.
 280
 281 2005-01-26  Marek Michalkiewicz  <marekm@amelek.gda.pl>
 282
 283         PR target/19293
 284         PR target/19329
 285         * config/avr/avr.c (notice_update_cc): Only set condition code for
 286         ashrqi3 if shift count > 0.
 287         (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
 288         (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
 289         ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
 290         count <= 0 as a no-op, and shift count >= width by copying zero
 291         or sign bit to all bits of the result.
 292         * config/avr/avr.md (all shifts): Add alternatives for zero shift
 293         count, with attribute "length" set to 0 and "cc" set to "none".
 294
 295 2005-01-26  Aldy Hernandez  <aldyh@redhat.com>
 296
 297         * doc/invoke.texi: Document -mTLS.
 298
 299         * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
 300         * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
 301         * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
 302         * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
 303         * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
 304         * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
 305         * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
 306         * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
 307
 308         * configure.ac: Check for a TLS capable gas.
 309
 310         * configure: Regenerate.
 311
 312 2005-01-26  Richard Henderson  <rth@redhat.com>
 313
 314         PR middle-end/18008
 315         * combine.c (make_field_assignment): Simplify store to zero_extract
 316         from a source with an overlapping mask.
 317
 318 2005-01-26  Aldy Hernandez  <aldyh@redhat.com>
 319
 320         2004-11-11  Eric Christopher  <echristo@redhat.com>
 321
 322         * config/frv/frv.md: Add fr400_integer automaton. Don't
 323         allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
 324         to TYPE_MACC.
 325
 326 2005-01-26  Steven Bosscher  <stevenb@suse.de>
 327
 328         PR middle-end/16585
 329         * cfgbuild.c (make_edges): Do not clear or set
 330         current_function_has_computed_jump.
 331         * function.h (struct function): Remove the has_computed_jump field.
 332         (current_function_has_computed_jump): Do not define.
 333         * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
 334         in a computed jump.  Ignore current_function_has_computed_jump.
 335
 336 2005-01-26  Richard Henderson  <rth@redhat.com>
 337
 338         PR middle-end/19515
 339         * expr.c (categorize_ctor_elements): New argument p_must_clear.
 340         (categorize_ctor_elements_1): Likewise.  Detect a union that isn't
 341         fully initialized.
 342         (mostly_zeros_p): Update for new categorize_ctor_elements argument.
 343         * gimplify.c (gimplify_init_constructor): Likewise.  Only shove
 344         objects into static storage if they have more than one non-zero value.
 345         * tree.h (categorize_ctor_elements): Update decl.
 346
 347 2005-01-26  Steven Bosscher  <stevenb@suse.de>
 348
 349         PR middle-end/19616
 350         * tree.h (CALL_EXPR_TAILCALL): Add comment.
 351         * calls.c (check_sibcall_argument_overlap_1): Revert the change
 352         to this function from 2004-07-10.
 353         * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
 354         the current function for tail call optimizations if the address
 355         of one of it its arguments is taken.
 356
 357 2005-01-26  Kazu Hirata  <kazu@cs.umass.edu>
 358
 359         * cse.c (fold_rtx): Call equiv_constant only when necessary.
 360
 361 2005-01-26  Bernd Schmidt  <bernd.schmidt@analog.com>
 362
 363         * function.c (expand_function_end): If current_function_calls_alloca,
 364         emit stack restore in a place that is reached when the function falls
 365         through at the end.
 366
 367 2005-01-26  Alexandre Oliva  <aoliva@redhat.com>
 368
 369         * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
 370         rule to avoid matching inappropriate suffix rule.
 371
 372 2005-01-26  Jan Hubicka  <jh@suse.cz>
 373
 374         PR tree-optimization/19241
 375         * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
 376
 377 2005-01-26  Hans-Peter Nilsson  <hp@axis.com>
 378
 379         * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
 380         -lsyssim.  Wrap -lc -lsyssim in --start-group --end-group instead
 381         of doubling.
 382         (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
 383         <sim*>: Always use crt1.o, regardless of N in simN.
 384         <!sim>: Drop support for -pg and -p variants; always use crt0.o.
 385         (ENDFILE_SPEC): Add crtn.o, after crtend.o.
 386         (CRT_CALL_STATIC_FUNCTION): Remove.
 387         * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
 388         use crt1.o, regardless of N in simN.
 389         <!sim>: Drop support for -pg and -p variants; always use crt0.o.
 390         (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
 391         (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
 392         case isystem setting.
 393         (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
 394
 395 2005-01-25  Ian Lance Taylor  <ian@airs.com>
 396
 397         * gimple-low.c (block_may_fallthru): Correct handling of
 398         SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
 399
 400 2005-01-26  Hans-Peter Nilsson  <hp@axis.com>
 401
 402         * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
 403         handlers to match indentation; nested under the mtune=* handler.
 404         Similar for mcpu= and march=.
 405
 406 2005-01-25  Daniel Jacobowitz  <dan@codesourcery.com>
 407
 408         * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
 409         * config/mips/linux64.h (LIB_SPEC): Likewise.
 410         * config/mn10300/linux.h (LIB_SPEC): Likewise.
 411         * config/sh/linux.h (LIB_SPEC): Likewise.
 412
 413 2005-01-25  Aldy Hernandez  <aldyh@redhat.com>
 414
 415         * config/frv/frv.c (frv_legitimize_tls_address): New.
 416         (TARGET_HAVE_TLS): Define.
 417         (FRV_SYMBOL_REF_TLS_P): Define.
 418         (frv_override_options): Handle new register classes.
 419         (frv_legitimate_address_p): Reject tls addresses.
 420         (frv_legitimize_address): Handle TLS addresses.
 421         (gen_inlined_tls_plt): New.
 422         (gen_tlsmoff): New.
 423         (frv_legitimize_tls_address): New.
 424         (unspec_got_name): Add TLS entries.
 425         (got12_operand): Add R_FRV_TLSMOFF12 case.
 426         (frv_emit_move): Fixup TLS addresses.
 427         (frv_emit_movsi): Legitimize TLS addresses.
 428
 429         * config/frv/frv.h (MASK_BIG_TLS): New.
 430         (TARGET_BIG_TLS): New.
 431         (HAVE_AS_TLS): Define.
 432         (TARGET_SWITCHES): Add -mTLS and -mtls options.
 433         (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
 434         (REG_CLASS_NAMES): Same.
 435         (REG_CLASS_CONTENTS): Same.
 436         (CONSTRAINT_LEN): New.
 437         (REG_CLASS_FROM_CONSTRAINT): New.
 438         (PREDICATE_CODES): Add symbolic_operand.
 439
 440         * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
 441         UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
 442         UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
 443         UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
 444         R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
 445         R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
 446         R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
 447         GR9_REG, GR14_REG, LRREG.
 448         (type): Add load_or_call attribute.
 449         ("load_or_call"): New reservation.
 450         ("call_gettlsoff"): New.
 451         ("tls_indirect_call"): New.
 452         ("tls_load_gottlsoff12"): New.
 453         ("tlsoff_hilo"): New.
 454         ("tls_tlsdesc_ldd"): New.
 455         ("tls_tlsoff_ld"): New.
 456         ("tls_lddi"): New.
 457
 458         * config/frv/frv-protos.h (symbolic_operand): Protoize.
 459
 460         2005-01-25  Alexandre Oliva  <aoliva@redhat.com>
 461
 462         * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
 463         * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
 464         * config/frv/frv.c (TLS_BIAS): Define.
 465         (frv_output_dwarf_dtprel): New.
 466
 467 2005-01-26  Jakub Jelinek  <jakub@redhat.com>
 468
 469         PR rtl-optimization/19579
 470         * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
 471         both A and B, see if they don't clobber registers the other expr uses.
 472
 473 2005-01-25  J"orn Rennecke <joern.rennecke@st.com>
 474
 475         * real.c (do_add): Initialize signalling and canonical members.
 476
 477         * real.c (real_from_integer): Zero out destination.
 478
 479 2005-01-18  Jan Hubicka  <jh@suse.cz>
 480
 481         PR tree-optimize/19337
 482         * tree-inline.c (initialize_inlined_parameters): Copy
 483         saved_static_chain_decl only.
 484
 485 2005-01-25  Richard Henderson  <rth@redhat.com>
 486
 487         PR target/19556
 488         PR target/19584
 489         * config/i386/i386.c (x86_inter_unit_moves): Zero.
 490         (ix86_preferred_reload_class): Rewrite fp-constant section, with
 491         80387 enabled, to return a proper subclass.  Return the subset that
 492         overlaps with GENERAL_REGS for PLUS.
 493         * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
 494
 495 2005-01-25  Richard Henderson  <rth@redhat.com>
 496
 497         PR middle-end/19609
 498         * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
 499
 500 2005-01-25  Roger Sayle  <roger@eyesopen.com>
 501
 502         * expmed.c (choose_multiplier): Change interface to return the
 503         multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
 504         (expand_divmod): Update calls to choose_multiplier.
 505
 506 2005-01-24  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 507
 508         PR middle-end/19330
 509         * expmed.c (extract_bit_field): Use adjust_address instead of
 510         gen_lowpart when op0 is a MEM.
 511
 512 2005-01-24  Steven Bosscher  <stevenb@suse.de>
 513
 514         * cfgexpand.c (expand_gimple_tailcall): Fix typo.
 515
 516 2005-01-24  Richard Sandiford  <rsandifo@redhat.com>
 517
 518         * config/mips/irix-csr.c: New file.
 519         * config/mips/t-iris6 (irix-csr.o): New rule to build it.
 520         (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
 521         * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
 522         executables.
 523
 524 2005-01-24  Eric Botcazou  <ebotcazou@libertysurf.fr>
 525
 526         PR bootstrap/19364
 527         * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
 528         sparc/elf.h, add sparc/sp-elf.h.
 529         (sparc-*-rtems*): Likewise.
 530         (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
 531         tm-dwarf2.h, add sparc/sp-elf.h.
 532         (sparc86x-*-elf): Likewise.
 533         (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
 534         * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
 535         TARGET_OS_CPP_BUILTINS.
 536         * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
 537         * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
 538         Undefine it.
 539         * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
 540         * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
 541         (SWITCH_TAKES_ARG): Likewise.
 542         (LOCAL_LABEL_PREFIX): Likewise.
 543         (ASM_GENERATE_INTERNAL_LABEL): Likewise.
 544         (TARGET_N_FORMAT_TYPES): Delete.
 545         (TARGET_FORMAT_TYPES): Likewise.
 546         (ASM_DECLARE_FUNCTION_SIZE): Likewise.
 547         * config/sparc/elf.h: Delete.
 548         * config/sparc/sp-elf.h: New file.
 549
 550 2005-01-24  Kazu Hirata  <kazu@cs.umass.edu>
 551
 552         * tree-flow-inline.h (phi_arg_from_edge): Remove.
 553         * tree-flow.h: Remove the corresponding prototype.
 554         * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
 555         tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
 556
 557 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
 558
 559         PR target/17751
 560         * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
 561         for AIX ABI or ELF -fPIC.
 562         (rs6000_emit_load_toc_table): Don't create toc_section here.
 563         (rs6000_xcoff_file_start): Nor here.
 564
 565 2005-01-24  J"orn Rennecke <joern.rennecke@st.com>
 566
 567         * sh.c (ra.h): Don't #include.
 568         (hard_regs_intersect_p): New function, resurrected from ra.c.
 569
 570         * sh.c: Fix 1996 Copyright.
 571
 572 2005-01-24  Richard Henderson  <rth@redhat.com>
 573             Aldy Hernandez  <aldyh@redhat.com>
 574
 575         * regrename.c (note_sets): Handle subregs.
 576
 577 2005-01-24  Joseph S. Myers  <joseph@codesourcery.com>
 578
 579         PR bootstrap/18058
 580         * genconditions.c (write_header, write_conditions): Elide file if
 581         not GCC >= 3.0.1.
 582
 583 2005-01-24  Kazu Hirata  <kazu@cs.umass.edu>
 584
 585         * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
 586         config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
 587         Update copyright.
 588
 589 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
 590
 591         * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
 592         expand_builtin_printf, expand_builtin_fprintf,
 593         expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
 594         checking against POINTER_TYPE.
 595         (validate_arglist): Handle POINTER_TYPE code by checking
 596         POINTER_TYPE_P.
 597
 598 2005-01-24  Paolo Bonzini  <bonzini@gnu.org>
 599
 600         * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
 601         init_rtlanal): New.
 602         (for_each_rtx): Call for_each_rtx_1.
 603         * rtl.h (init_rtlanal): Declare.
 604         * toplev.c (backend_init): Call init_rtlanal.
 605
 606 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
 607
 608         * flow.c (propagate_one_insn): Formatting.
 609
 610         PR middle-end/19551
 611         * flow.c (libcall_dead_p): Be more conservative if unsure.
 612         If there are any instructions between insn and call, see if they are
 613         all dead before saying the libcall is dead.
 614
 615 2005-01-24  Uros Bizjak  <uros@kss-loka.si>
 616
 617         * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
 618         operand constraint for operand 0.
 619
 620 2005-01-23  Richard Henderson  <rth@redhat.com>
 621
 622         PR 19486
 623         * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
 624         edges leading to join block.
 625
 626 2005-01-23  Roger Sayle  <roger@eyesopen.com>
 627
 628         * expmed.c (expand_mult_highpart): Make static.  Change type of
 629         constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
 630         (expand_divmod): Updates calls to expand_mult_highpart by using
 631         gen_int_mode to pass a CONST_INT rtx.
 632         * rtl.h (expand_mult_highpart): Remove prototype.
 633
 634 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
 635
 636         * flow.c (regset_bytes, regset_size): Remove.
 637
 638         * cfganal.c: Fix a reference to Harvey's paper.
 639
 640 2005-01-23  Steven Bosscher  <stevenb@suse.de>
 641
 642         PR rtl-optimization/19464
 643         * tree-optimize.c (init_tree_optimization_passes): Add one more
 644         copyrename pass just before out-of-ssa.
 645
 646 2005-01-23  Joseph S. Myers  <joseph@codesourcery.com>
 647
 648         PR bootstrap/18058
 649         * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
 650         * ggc-none.c (ggc_free): Define.
 651
 652 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
 653
 654         * cse.c (max_reg, max_insn_uid): Remove.
 655         (cse_main): Don't access max_reg or max_insn_uid.
 656
 657         * c-common.c (explicit_flag_signed_bitfields,
 658         lang_statement_code_p, lang_expand_function_end): Remove.
 659         * c-common.h: Remove the corresponding declarations.
 660         * c-opts.c (c_common_handle_option): Remove all write access
 661         to explicit_flag_signed_bitfields.
 662
 663         * cgraph.c (cgraph_varpool_n_nodes): Remove.
 664         (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
 665         * cgraph.h: Remove the corresponding declaration.
 666
 667         * gcse.c (null_pointer_info): Remove.
 668
 669 2005-01-23  Roger Sayle  <roger@eyesopen.com>
 670             Eric Botcazou  <ebotcazou@libertysurf.fr>
 671
 672         * combine.c (simplify_logical): Only simplify logical expressions
 673         of the form ior(and(x,y),z) by the inverse distributive law if the
 674         result is cheaper than the original.
 675
 676 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
 677
 678         * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
 679         fold-const.c, gimplify.c, params.h, tree-data-ref.c,
 680         tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
 681         tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
 682         config/freebsd-spec.h, config/arm/arm.h,
 683         config/h8300/h8300.md, config/i386/i386.md,
 684         config/i386/predicates.md, config/i386/sse.md,
 685         config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
 686         config/vax/vax.md: Fix comment typos.  Follow spelling
 687         conventions.
 688
 689 2005-01-23  Steven Bosscher  <stevenb@suse.de>
 690
 691         * gengtype.c (walk_type): Produce `not equal to' compares for loop
 692         tests, instead of `less than'.
 693
 694 2005-01-23  Richard Sandiford  <rsandifo@redhat.com>
 695
 696         * function.c (assign_parm_setup_block): When creating a new stack slot
 697         for a parameter, get its alignment from the parameter's DECL_ALIGN
 698         rather than the type's TYPE_ALIGN.  Make sure that the parameter
 699         is at least word aligned.
 700
 701 2005-01-22  Roger Sayle  <roger@eyesopen.com>
 702
 703         PR middle-end/19378
 704         * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
 705
 706 2005-01-22  Richard Henderson  <rth@redhat.com>
 707
 708         PR target/19506
 709         * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
 710         in both compare operands.
 711         (movdfcc_1_sse_max): Likewise.
 712         (movsfcc_1_sse): Likewise.  Add earlyclobber for scratch.
 713         (movdfcc_1_sse): Likewise.
 714         * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
 715         scratch register as needed.
 716
 717 2005-01-22  Richard Henderson  <rth@redhat.com>
 718
 719         * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
 720
 721         * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
 722
 723 2005-01-22  Richard Henderson  <rth@redhat.com>
 724
 725         * genopinit.c (optabs): Use smin/smax for floating point too.
 726         * doc/md.texi: Update to match.  Clarify that floating point
 727         results are undefined for +0/-0 and NaN.
 728         * doc/rtl.texi: Likewise.
 729         * rtl.def (SMIN, SMAX): Likewise
 730         * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
 731
 732         * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
 733         leading 's' to the name.
 734         * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
 735         smaxxf3, sminxf3): Likewise.
 736         * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
 737         Likewise.
 738
 739 2005-01-22  Paul Brook  <paul@codesourcery.com>
 740
 741         * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
 742
 743 2005-01-21  Mark Dettinger  <dettinge@de.ibm.com>
 744
 745         * config/s390/s390.c (struct processor_costs): New fields
 746         dlgr, dlr, dr, dsgfr, dsgr.
 747         (z900_cost, z990_cost): Values for new fields.
 748         (s390_rtx_costs): New cases MEM und COMPARE in switch
 749         statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
 750         DIV, MOD, UDIV, UMOD.
 751
 752 2005-01-21  Ulrich Weigand  <uweigand@de.ibm.com>
 753
 754         * config/s390/s390.md ("doloop_si64"): Reload input value directly
 755         into the register being decremented.
 756         ("doloop_si31", "doloop_di"): Likewise.
 757         ("*doloop_si_long"): Adapt pattern.
 758
 759 2005-01-21  Ulrich Weigand  <uweigand@de.ibm.com>
 760
 761         * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
 762         access registers.
 763         (CLASS_MAX_NREGS): Likewise.
 764
 765 2005-01-21  Daniel Berlin  <dberlin@dberlin.org>
 766
 767         * doc/tree-ssa.texi (Statement Operands): Add example for new
 768         must-def macro. Note deprecation of old operands interface.
 769
 770 2005-01-22  Richard Sandiford  <rsandifo@redhat.com>
 771
 772         PR tree-optimization/19484
 773         * tree-cfg.c (remove_fallthru_edge): New function.
 774         (cleanup_control_flow): Remove fallthru edges from calls that are
 775         now known not to return.
 776
 777 2005-01-20  Daniel Berlin  <dberlin@dberlin.org>
 778
 779         Fix PR tree-optimization/19038
 780         * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
 781         copies with loop variant ones.
 782
 783 2005-01-22  Kazu Hirata  <kazu@cs.umass.edu>
 784
 785         * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
 786         config/alpha/alpha-protos.h, config/alpha/alpha.h,
 787         config/alpha/alpha.md, config/alpha/predicates.md,
 788         config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
 789         config/sparc/sol2.h: Update copyright.
 790
 791         * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
 792         first label to see if it is a nonlocal label.
 793
 794 2005-01-22  David Edelsohn  <edelsohn@gnu.org>
 795             Andrew Pinski  <pinskia@physics.uc.edu>
 796
 797         PR target/19491
 798         * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
 799         maximum number of GPRs.  Saturate n_fpr at maximum number of FPRs.
 800
 801 2005-01-22  Ralf Corsepius  <ralf.corsepius@rtems.org>
 802
 803         * config/rs6000/rtems.h: Update copyright.
 804
 805 2005-01-22  Ralf Corsepius  <ralf.corsepius@rtems.org>
 806
 807         PR target/19548
 808         * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
 809         (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
 810         (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
 811
 812 2005-01-22  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
 813
 814         PR c/18809
 815         * c-typeck.c (convert_arguments): Check for error_mark_node.
 816
 817 2005-01-21  Ian Lance Taylor  <ian@airs.com>
 818
 819         PR tree-optimization/13000
 820         * tree-inline.c: Include "tree-flow.h".
 821         (expand_call_inline): If warn_return_type, warn if non-void inline
 822         function falls through.
 823         * tree-cfg.c (execute_warn_function_return): Don't warn about
 824         control reaching end if TREE_NO_WARNING is set.  Set
 825         TREE_NO_WARNING.
 826         * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
 827         has been lowered.
 828         * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
 829         branch if we don't need one.
 830         * c-typeck.c: Include "tree-flow.h"
 831         (c_finish_bc_stmt): Don't add a goto if the current statement
 832         list doesn't fall through to the current point.
 833
 834 2005-01-21  Roger Sayle  <roger@eyesopen.com>
 835
 836         PR rtl-optimization/576
 837         * real.c (real_arithmetic): Change return type from void to bool
 838         to return an indication that the result may be inexact.
 839         * real.h (real_arithmeric): Update prototype.
 840         * fold-const.c (const_binop):  Don't constant fold floating
 841         point expressions when the user specifies -frounding-math and
 842         the result may depend upon the run-time rounding mode.
 843         (fold_convert_const_real_from_real): Clean-up.
 844         (fold_initializer): Ignore flag_rounding_math for initializers.
 845         * simplify-rtx.c (simplify_binary_operation): Likewise, don't
 846         constant fold FP operations with flag_rounding_math if the
 847         result may depend upon the run-time rounding mode.
 848
 849 2005-01-21  Tom Tromey  <tromey@redhat.com>
 850
 851         * c-cppbuiltin.c (define__GNUC__): Correct assertion.
 852
 853 2005-01-21  Kazu Hirata  <kazu@cs.umass.edu>
 854
 855         * tree-cfg.c: Fix comment typos.
 856
 857 2005-01-21  J"orn Rennecke <joern.rennecke@st.com>
 858
 859         * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
 860         around the call to rest_of_handle_branch_target_load_optimize.
 861
 862 2005-01-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
 863
 864         * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
 865         (sparc64-*-openbsd*): Likewise.
 866         (sparclite-*-elf*): Include tm-dwarf2.h.
 867         (sparc86x-*-elf*): Likewise.
 868         (sparc64-*-elf*): Likewise.
 869         * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
 870         (DBX_DEBUGGING_INFO): Likewise.
 871         * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
 872         (PREFERRED_DEBUGGING_TYPE): Likewise.
 873         * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
 874         * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
 875         (PREFERRED_DEBUGGING_TYPE): Likewise.
 876         * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
 877         (PREFERRED_DEBUGGING_TYPE): Likewise.
 878         * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
 879
 880 2005-01-21  Hans-Peter Nilsson  <hp@bitrange.com>
 881
 882         PR target/18701
 883         * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
 884
 885 2005-01-20  Paul Brook  <paul@codesourcery.com>
 886
 887         * doc/rtl.texi: Document value extension requirements for CONST_INT.
 888
 889 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
 890
 891         * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
 892         label is first in a sequence of labels.
 893
 894         * tree-cfg.c (tree_verify_flow_info): Fix a typo.
 895
 896 2005-01-20  Janis Johnson  <janis187@us.ibm.com>
 897             Giovanni Bajo  <giovannibajo@gcc.gnu.org>
 898
 899         * doc/sourcebuild.texi (Test Directives): New.
 900
 901 2005-01-20  Roger Sayle  <roger@eyesopen.com>
 902
 903         * real.c (real_floor): Don't leave the result uninitialized when
 904         mode is VOIDMode, but return the unrounded intermediate value.
 905         (real_ceil): Likewise.
 906
 907 2005-01-20  Paul Brook  <paul@codesourcery.com>
 908
 909         * config/arm/arm.md (insv): Use gen_int_mode.
 910
 911 2005-01-20  Eric Botcazou  <ebotcazou@libertysurf.fr>
 912
 913         * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
 914         * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
 915         * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
 916         * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
 917         * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
 918
 919 2005-01-20  Daniel Berlin  <dberlin@dberlin.org>
 920
 921         Fix PR debug/19124
 922         * dwarf2out.c (concat_loc_descriptor): We don't know we can use
 923         fbreg, so we have to assume we can't.
 924         (loc_descriptor_from_tree_1): Ditto.
 925         (containing_function_has_frame_base): New function.
 926         (add_location_or_const_value_attribute): Use it.
 927         Also try to generate a frame_base from a single element location
 928         list.
 929
 930 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
 931
 932         PR tree-optimization/15349
 933         * timevar.def (TV_TREE_MERGE_PHI): New.
 934         * tree-cfg.c (tree_forwarder_block_p): Add a new argument
 935         PHI_WANTED.
 936         (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
 937         calls to tree_forwarder_block_p.
 938         (remove_forwarder_block_with_phi, merge_phi_nodes,
 939         gate_merge_phi, pass_merge_phi): New.
 940         * tree-optimize.c (init_tree_optimization_passes): Add
 941         pass_merge_phi.
 942         * tree-pass.h: Add an extern for pass_merge_phi;
 943
 944 2005-01-20  Richard Henderson  <rth@redhat.com>
 945
 946         PR target/19418
 947         * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
 948         (_mm_castps_pd, _mm_castps_si128): New.
 949         (_mm_castsi128_ps, _mm_castsi128_pd): New.
 950
 951 2005-01-20  Richard Henderson  <rth@redhat.com>
 952
 953         PR target/19530
 954         * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
 955         __builtin_ia32_vec_init_v2si.
 956         (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
 957         * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
 958         (ix86_init_mmx_sse_builtins): Create it.
 959         (ix86_expand_builtin): Expand it.
 960         (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
 961         * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
 962         (vec_extractv2si_0, vec_extractv2si_1): New.
 963
 964 2005-01-20  Richard Henderson  <rth@redhat.com>
 965
 966         PR target/16533
 967         * config/i386/i386.c (ix86_expand_push): New.
 968         * config/i386/mmx.md (push<MMXMODE>1): New.
 969         * config/i386/sse.md (push<SSEMODE>1): New.
 970         * config/i386/i386-protos.h: Update.
 971
 972 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
 973
 974         * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
 975         copyright.
 976
 977 2005-01-20  Richard Henderson  <rth@redhat.com>
 978
 979         * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
 980         * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
 981
 982 2005-01-19  Richard Henderson  <rth@redhat.com>
 983
 984         PR target/19350
 985         * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
 986         to V4SFmode in SSE1 fallback load path.
 987
 988 2005-01-19  Richard Henderson  <rth@redhat.com>
 989
 990         * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
 991         in QImode expansion to ix86_expand_vector_set.
 992         (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
 993
 994 2005-01-19  Richard Henderson  <rth@redhat.com>
 995
 996         PR target/19511
 997         * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
 998         subclass of the input class.
 999         (ix86_secondary_memory_needed): Always true for cross-MMX classes.
1000         Always true for cross-SSE1 classes.  Rationalize conditionals.
1001         * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
1002         * config/i386/i386.md (movsi_1): Add MMX/SSE zeros.  Fix alternatives
1003         for SSE1.  Don't check TARGET_INTER_UNIT_MOVES.
1004         (movdi_2): Add MMX/SSE zeros.
1005         (movdi_1_rex64): Likewise.  Don't check TARGET_INTER_UNIT_MOVES.
1006         (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
1007         (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1008         (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
1009         (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
1010         (zero_extendsidi2_rex64_1): Remove.
1011         (MOV0 peephole): Check GENERAL_REG_P.
1012
1013 2005-01-19  Richard Henderson  <rth@redhat.com>
1014
1015         PR target/19427
1016         * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
1017         shufps elements.
1018         (ix86_expand_vector_extract): Likewise.
1019
1020 2005-01-19  Richard Henderson  <rth@redhat.com>
1021
1022         PR middle-end/19304
1023         * expr.c (emit_move_change_mode): New argument force; use
1024         simplify_gen_subreg if true.
1025         (emit_move_via_alt_mode): Merge into ...
1026         (emit_move_via_integer): ... here.
1027         (emit_move_ccmode): Use emit_move_change_mode directly.
1028
1029 2005-01-19  Richard Henderson  <rth@redhat.com>
1030
1031         PR target/19518
1032         * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
1033         (alpha_preferred_reload_class): Handle CONST_VECTOR.
1034         (alpha_emit_set_const_1): Add no_output parameter; don't emit
1035         rtl if true.
1036         (alpha_emit_set_const): Likewise.  Make static.
1037         (alpha_emit_set_long_const): Make static.
1038         (alpha_extract_integer): Split out from alpha_expand_mov.
1039         (alpha_split_const_mov): Likewise.
1040         (alpha_expand_mov): Use them.  Handle CONST_VECTOR.
1041         (alpha_legitimate_constant_p): New.
1042         * config/alpha/alpha-protos.h: Update.
1043         * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
1044         (LEGITIMATE_CONSTANT_P): Re-implement with a function.
1045         * config/alpha/alpha.md (movsi): Add n alternative.
1046         (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
1047         (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
1048         (splitters for all of the above): Use alpha_split_const_mov.
1049         * config/alpha/predicates.md (non_add_const_operand): New.
1050         (non_zero_const_operand): New.
1051         (input_operand): Use alpha_legitimate_constant_p after reload.
1052
1053 2005-01-19  Zdenek Dvorak  <dvorakz@suse.cz>
1054
1055         PR tree-optimization/19038
1056         * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
1057         (add_candidate): Add ivs with increment in latch only if
1058         allow_ip_end_pos_p is true.
1059         (determine_iv_cost): Use empty_block_p.
1060
1061 2005-01-19  Daniel Berlin  <dberlin@dberlin.org>
1062
1063         * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
1064         (compute_dominance_frontiers): Ditto.
1065
1066 2005-01-19  Ralf Corsepius  <ralf.corsepius@rtems.org>
1067
1068         PR target/19529
1069         * config/sh/t-rtems: New.
1070         * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
1071
1072 2005-01-19  Zdenek Dvorak  <dvorakz@suse.cz>
1073
1074         * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
1075         the offset of the selected field.
1076
1077 2005-01-19  Kazu Hirata  <kazu@cs.umass.edu>
1078
1079         * tree-cfg.c (remove_forwarder_block): Fix the check to
1080         prevent a nonlocal label from appearing in the middle of a
1081         basic block.
1082
1083 2005-01-19  Hans-Peter Nilsson  <hp@axis.com>
1084
1085         PR rtl-optimization/19462
1086         * reorg.c (find_end_label): Create return insn only if
1087         current_function_epilogue_delay_list is empty.
1088
1089 2005-01-19  Paolo Bonzini  <bonzini@gnu.org>
1090
1091         * doc/passes.texi: Remove paragraph mentioning new-ra.
1092
1093 2005-01-19  Jakub Jelinek  <jakub@redhat.com>
1094
1095         PR rtl-optimization/15139
1096         * combine.c: Include params.h.
1097         (count_rtxs): New function.
1098         (record_value_for_reg): If replace_rtx would replace at least
1099         2 occurrences of REG in VALUE and TEM is really large, replace REG with
1100         (clobber (const_int 0)) instead of TEM.
1101         * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
1102         * params.h (MAX_LAST_VALUE_RTL): New.
1103         * Makefile.in (combine.o): Depend on $(PARAMS_H).
1104         * doc/invoke.texi (--param max-last-value-rtl=N): Document.
1105
1106         PR c/17297
1107         * c-typeck.c (digest_init): Only call build_vector if all constructor
1108         elements are *_CST nodes.
1109         * gimplify.c (gimplify_init_constructor): Likewise.
1110
1111         PR middle-end/19164
1112         * c-typeck.c (digest_init): Only call build_vector if inside_init
1113         is a CONSTRUCTOR.
1114
1115 2005-01-18  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>
1116
1117         * toplev.c (init_asm_output): Remove dead #ifdef.
1118
1119 2005-01-18  Kaz Kojima  <kkojima@gcc.gnu.org>
1120
1121         * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
1122
1123 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
1124
1125         * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
1126         accessing DECL_FUNCTION_CODE.
1127         * dojump.c (do_jump): Likewise.
1128         * gimplify.c (gimplify_call_expr): Likewise.
1129         * predict.c (expr_expected_value): Likewise.
1130         (strip_builtin_expect): Likewise.
1131         * tree-inline.c (estimate_num_insns_1): Likewise.
1132         * tree-ssa-loop-im.c (stmt_cost): Likewise
1133         * fold-const.c (fold): Test for BUILT_IN_NORMAL.
1134         (tree_expr_nonnegative_p): Likewise.
1135
1136 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
1137
1138         * config/sparc/sparc.c (load_pic_register): Emit the appropriate
1139         variant of the load_pcrel_sym pattern.
1140         * config/sparc/sparc.md (P macro): Move to the top.
1141         (load_pcrel_sym): Macroize using P.
1142         (save_register_window): Likewise.
1143
1144 2005-01-18  Aldy Hernandez  <aldyh@redhat.com>
1145
1146         * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
1147         ("sordered"): Same.
1148
1149 2005-01-18  Andrew Pinski  <pinskia@physics.uc.edu>
1150
1151         PR C/19472
1152         * c-typeck.c (build_asm_expr): Strip nops off
1153         input memory operands.
1154
1155 2005-01-18  David Edelsohn  <edelsohn@gnu.org>
1156
1157         * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
1158         _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
1159         * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
1160         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
1161
1162 2005-01-18  Joel Sherrill <joel.sherrill@oarcorp.com>
1163
1164         PR target/19379
1165         * config/i386/i386.c (override_options): If the 80387 is disabled,
1166         then do not return FP values using FP registers.
1167
1168 2005-01-18  Kazu Hirata  <kazu@cs.umass.edu>
1169
1170         * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
1171         c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
1172         combine.c, config.gcc, coverage.h, cse.c, cselib.c,
1173         defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
1174         flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
1175         gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
1176         output.h, postreload-gcse.c, postreload.c, recog.c,
1177         resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
1178         targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
1179         tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
1180         tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
1181         tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
1182         tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
1183         tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
1184         unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
1185
1186         * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
1187         config/alpha/alpha.c, config/arm/vfp.md,
1188         config/i386/emmintrin.h, config/i386/i386-modes.def,
1189         config/i386/i386-protos.h, config/i386/i386.h,
1190         config/i386/pmmintrin.h, config/i386/ppro.md,
1191         config/i386/predicates.md, config/i386/xmmintrin.h,
1192         config/i860/i860.c, config/ia64/ia64-modes.def,
1193         config/ia64/ia64-protos.h, config/ia64/ia64.h,
1194         config/ia64/ia64.md, config/ia64/itanium1.md,
1195         config/ia64/itanium2.md, config/ia64/predicates.md,
1196         config/iq2000/iq2000.h, config/mips/linux64.h,
1197         config/rs6000/aix41.h, config/rs6000/aix43.h,
1198         config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
1199         config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1200         config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
1201         config/sparc/linux64.h, config/sparc/litecoff.h,
1202         config/sparc/sp64-elf.h, config/sparc/sparc.c,
1203         config/sparc/sparc.h, config/sparc/sparc.md,
1204         config/sparc/sysv4-only.h: Update copyright.
1205
1206 2005-01-18  Richard Henderson  <rth@redhat.com>
1207
1208         PR target/19496
1209         * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
1210
1211 2005-01-18  Marc Espie  <espie@openbsd.org>
1212         * config/i386/openbsdelf.h: Typo.
1213
1214 2005-01-18  Richard Henderson  <rth@redhat.com>
1215
1216         * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
1217         special case for sse.
1218         * config/i386/predicates.md (sse_comparison_operator): Likewise.
1219
1220 2005-01-18  Dorit Naishlos  <dorit@il.ibm.com>
1221
1222         * tree-inline.c (estimate_num_insns_1): Added cases for
1223         ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
1224
1225 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
1226
1227         PR rtl-optimization/19296
1228         * combine.c (simplify_comparison): Rewrite the condition under
1229         which a non-paradoxical SUBREG of a PLUS can be lifted when
1230         compared against a constant.
1231
1232 2005-01-18  Andi Kleen <ak@muc.de>
1233
1234         * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
1235         * c.opt (-Wpointer-sign): Add.
1236         * doc/invoke.texi: (-Wpointer-sign): Add.
1237
1238 2005-01-18  Uros Bizjak  <uros@kss-loka.si>
1239
1240         * config/i386/i386.c (override_options): Revert 2004-11-24 change.
1241         * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
1242         *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
1243         logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
1244         exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
1245         nearbyintsf2): Disable for TARGET_SSE_MATH.  Leave patterns enabled
1246         for TARGET_MIX_SSE_I387.
1247         (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
1248         sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
1249         atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
1250         log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
1251         floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
1252         (TARGET_SSE2 && TARGET_SSE_MATH).  Leave patterns enabled for
1253         TARGET_MIX_SSE_I387.
1254         (atan2sf3, atan2df3, atan2xf3): Remove register constraints
1255         from expander.
1256
1257 2005-01-18  Uros Bizjak  <uros@kss-loka.si>
1258
1259         PR target/19424
1260         * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
1261         Add movaps alternative for xmm reg->reg move.
1262
1263 2005-01-17  Jeff Law  <law@redhat.com>
1264
1265         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
1266         at the end of the main DOM loop rather than just before DOM exits.
1267
1268 2005-01-17  Diego Novillo  <dnovillo@redhat.com>
1269
1270         PR tree-optimization/19121
1271         * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
1272         adding aliases to a name tag, also add them to the pointer's
1273         type tag.
1274         * tree-ssa-copy.c (merge_alias_info): Do not merge flow
1275         sensitive alias info at all.  Only check that the two pointers
1276         have compatible pointed-to sets.
1277         * tree-ssa.c (verify_name_tags): Verify that the alias set of
1278         a pointer's type tag is a superset of the alias set of the
1279         pointer's name tag.
1280
1281 2005-01-17  James E Wilson  <wilson@specifixinc.com>
1282
1283         PR target/19357
1284         * config/ia64/ia64.md (movxf): Handle general register source.  Adjust
1285         comment to document why.
1286
1287 2005-01-17  Richard Henderson  <rth@redhat.com>
1288
1289         * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
1290         sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
1291         sse2_vmsmaxv2df3_finite, sminv2df3_finite,
1292         sse2_vmsminv2df3_finite): New.
1293         (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
1294         sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
1295         Force op1 into register.
1296
1297 2005-01-17  Kelley Cook  <kcook@gcc.gnu.org>
1298
1299         * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
1300         bubblestrap from always rebuilding build directory.
1301
1302 2005-01-17  Ulrich Weigand  <uweigand@de.ibm.com>
1303
1304         * config/s390/s390.md ("*clc"): Remove incorrect '='.
1305         ("*cmpmem_short"): Likewise.
1306
1307 2005-01-17  Steven Bosscher  <stevenb@suse.de>
1308
1309         * basic-block.h: Document BB_* flags.
1310         * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
1311         use an sbitmap instead.
1312         * sched-rgn.c (compute_trg_info): Likewise.
1313
1314 2005-01-17  Richard Sandiford  <rsandifo@redhat.com>
1315
1316         * config.gcc (mips64*-*-linux*): Set the default abi to n32.  Remove
1317         redundant target_cpu_default and extra_parts lines.  Use the default
1318         "from-abi" ISA.
1319         * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
1320         (SUBTARGET_EXTRA_SPECS): Delete.
1321         (DRIVER_SELF_SPECS): Remove architecture lines.  Set the ABI directly.
1322         (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
1323         * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
1324         and "n32" for -mabi=n32.
1325
1326 2005-01-17  Ian Lance Taylor  <ian@airs.com>
1327
1328         PR c/5675
1329         * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
1330         fold constant variables into initial values.
1331
1332 2005-01-17  Kazu Hirata  <kazu@cs.umass.edu>
1333
1334         * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
1335
1336         * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
1337         through the statements backward.
1338
1339 2005-01-17  Ian Lance Taylor  <ian@airs.com>
1340
1341         PR middle-end/13127:
1342         * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
1343         a variable set to the return value of the inlined function.
1344
1345 2005-01-17  Mark Dettinger  <dettinge@de.ibm.com>
1346
1347         * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
1348         when modes are tieable.
1349
1350 2005-01-17  Ranjit Mathew  <rmathew@hotmail.com>
1351
1352         * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
1353         of pthread_create to find out if threads are enabled.
1354         * gthr-posix95.h (__gthread_active_p): Likewise.
1355
1356 2005-01-17  Paolo Bonzini  <bonzini@gnu.org>
1357
1358         * common.opt (-fnew-ra): Remove.
1359         * ra*.*: Remove.
1360         * toplev.h (flag_new_regalloc): Remove.
1361         * Makefile.in (ra*.*): Don't mention.
1362         * passes.c (rest_of_handle_new_regalloc): Remove.
1363         (rest_of_handle_combine, rest_of_compilation): Always consider
1364         flag_new_regalloc as false.
1365         * doc/invoke.texi: Don't document -fnew-ra.
1366
1367 2005-01-17  Paolo Bonzini <bonzini@gnu.org>
1368
1369         * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
1370         last parameter to reg_scan.
1371         * loop.c (loop_optimize): Likewise.
1372         * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
1373         rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
1374         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1375         rest_of_handle_gcse, rest_of_handle_loop_optimize,
1376         rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
1377         * regclass.c (reg_scan): Likewise, for the declaration.
1378         * rtl.h (reg_scan): Likewise, for the prototype.
1379
1380 2005-01-17  Kazu Hirata  <kazu@cs.umass.edu>
1381
1382         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
1383         mark_dfs_back_edges.
1384
1385 2005-01-16  Daniel Berlin  <dberlin@dberlin.org>
1386
1387         * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
1388         (compute_avail): Uses don't go in tmp_gen.
1389
1390 2005-01-16  Steven Bosscher  <stevenb@suse.de>
1391
1392         * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
1393         loop to look for a free slot in a page entry.
1394
1395 2005-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1396
1397         PR target/16304
1398         * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
1399         * toplev.c (compile_file): Call process_pending_assemble_output_defs
1400         just before targetm.asm_out.file_end.
1401         * tree.h (process_pending_assemble_output_defs): Declare.
1402         * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
1403         New functions.
1404         (assemble_alias): Defer generation of assembly code for defines when
1405         TARGET_DEFERRED_OUTPUT_DEFS is true.
1406         * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1407         * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1408         * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
1409
1410 2005-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1411
1412         PR target/19336
1413         * pa.c (pa_scalar_mode_supported_p): New function.
1414         (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1415         * pa.h (MIN_UNITS_PER_WORD): Add comment.
1416
1417         * pa-protos.h (prefetch_operand): Delete.
1418         (prefetch_cc_operand, prefetch_nocc_operand): New declations.
1419         * pa.c (prefetch_operand): Delete.
1420         (prefetch_cc_operand, prefetch_nocc_operand): New functions.
1421         * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
1422         (PREDICATE_CODES): Delete prefetch_operand.  Add prefetch_cc_operand
1423         and prefetch_nocc_operand.
1424         * pa.md (prefetch): Rework to avoid reload problems handling short
1425         displacements when a cache control completer needs to be provided.
1426         (prefetch_32, prefetch_64): Delete.
1427         (prefetch_cc, prefetch_nocc): New patterns.
1428
1429 2005-01-15  David Edelsohn  <edelsohn@gnu.org>
1430
1431         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
1432
1433 2005-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1434
1435         PR ada/19388
1436         * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
1437         exceeds maximum alignment for global common data.
1438         * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
1439         * som.h (MAX_OFILE_ALIGNMENT): Likewise.
1440
1441 2004-01-15  Roger Sayle  <roger@eyesopen.com>
1442
1443         * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
1444
1445 2004-01-15  Roger Sayle  <roger@eyesopen.com>
1446
1447         * harg-reg-set.h (reg_class_names): Prototype global array.
1448         * regclass.c (reg_class_names): Declare here and initialize to
1449         REG_CLASS_NAMES.
1450         (dump_regclass): Remove local declaration of reg_class_names.
1451         (regclass): Likewise.
1452         * cfg.c (dump_flow_info): Likewise.
1453         * ra-debug.c (reg_class_names): Likewise.
1454         * regrename.c (reg_class_names): Likewise.
1455         * reload.c (reg_class_names): Likewise.
1456         * reload1.c (spill_failure): Likewise.
1457         * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
1458
1459 2005-01-15  Ulrich Weigand  <uweigand@de.ibm.com>
1460
1461         * config/s390/s390.md ("reload_outti"): Remove predicate for
1462         output operand.  Abort if operand is not a MEM.
1463         ("reload_outdi", "reload_outdf"): Likewise.
1464
1465 2005-01-15  Marc Espie  <espie@openbsd.org>
1466
1467         * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
1468         (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
1469         * config/openbsd.h:  Fix C++ includes for native configurations.
1470         Add proper OS_CPP_BUILTINS.  Fix libspec for recent OpenBSD.
1471         Add trampoline support.
1472         * config/i386/openbsdelf.h: New.
1473
1474 2005-01-15  Marc Espie  <espie@openbsd.org>
1475
1476         * collect2.c (main): Explicitly parse -dynamic-linker option.
1477
1478 2005-01-15  Jakub Jelinek  <jakub@redhat.com>
1479
1480         PR tree-optimization/19060
1481         * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
1482         Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
1483         (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
1484         and handle extract_range_from_cond returning false.
1485         * fold-const.c (fold): Optimize comparisons with min/max even for
1486         width > HOST_BITS_PER_WIDE_INT.
1487
1488 2005-01-15  Ralf Corsepius  <ralf.corsepius@rtems.org>
1489
1490         * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
1491         * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
1492         Remove little endian multilib variants.
1493         Add mips32 multilib variant.
1494
1495 2005-01-15  Kazu Hirata  <kazu@cs.umass.edu>
1496
1497         * explow.c (copy_all_reg, stabilize): Remove.
1498         * expr.h: Remove the corresponding prototypes.
1499
1500         * rtlanal.c (regs_set_between_p): Remove.
1501         * rtl.h: Remove the corresponding prototype.
1502
1503 2005-01-14  David Edelsohn  <edelsohn@gnu.org>
1504
1505         * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
1506         to rs6000_nonimmediate_operand.
1507         * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
1508         rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
1509         * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
1510         rs6000_nonimmediate_operand.
1511         * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
1512         rs6000_nonimmediate_operand.
1513
1514 2005-01-14  Andrew Pinski  <pinskia@physics.uc.edu>
1515
1516         * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
1517
1518 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
1519
1520         * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
1521         on e500v2.
1522         (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
1523         (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
1524
1525         * config/rs6000/rs6000.c (invalid_e500_subreg): New.
1526         (rs6k_nonimmediate_operand): New.
1527         (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
1528         correctly.
1529         (legitimate_lo_sum_address_p): Same.
1530         (rs6000_legitimize_address): Same.
1531         (rs6000_legitimize_reload_address): Same.
1532         (rs6000_legitimate_address): Same.
1533         (spe_build_register_parallel): Pass DF and DC modes in a DI
1534         register.
1535
1536         * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
1537         to rs6k_nonimmediate_operand.
1538
1539         * config/rs6000/spe.md ("*frob_df_di"): New.
1540         ("*frob_di_df"): New.
1541         ("*frob_di_df_2"): New.
1542         ("*mov_sidf_e500_subreg0"): New.
1543         ("*mov_sidf_e500_subreg4"): New.
1544         ("*movdf_e500_double"): Change predicate to
1545         rs6k_nonimmediate_operand.
1546
1547 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
1548
1549         * postreload.c (move2add_note_store): Only call
1550         trunc_int_for_mode on scalar integers.
1551
1552 2005-01-14  Steven Bosscher  <stevenb@suse.de>
1553
1554         * tree-ssa-dce.c (visited_control_parents): New sbitmap to
1555         replace BB_VISITED uses.
1556         (find_obviously_necessary_stmts): Don't clear BB_VISITED.
1557         (propagate_necessity): Check the bitmap instead of BB_VISITED.
1558         (tree_dce_done): Free visited_control_parents.
1559         (perform_tree_ssa_dce): Allocate and clear it.
1560         * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
1561         (compute_antic): Iterate from here using a DFS.  Use an sbitmap
1562         instead of BB_VISITED.
1563
1564 2005-01-14  Kazu Hirata  <kazu@cs.umass.edu>
1565
1566         * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
1567         rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
1568         Remove unused prototypes.
1569
1570 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
1571
1572         * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
1573         64-bit register usage.
1574         (spe_func_has_64bit_regs_p): Add FIXME note.
1575
1576 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
1577
1578         * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
1579         flag_finite_math_only with flag_unsafe_math_optimizations.
1580
1581 2005-01-14  J. D. Johnston  <jjohnst@us.ibm.com>
1582
1583         * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
1584         end-of-stack check.
1585         (__tpf_eh_return): Copy TPF private stack area from the module
1586         boundary stack frame.  Add check for when module addresses are
1587         equal, but no stub address is found.
1588
1589 2005-01-14  Richard Earnshaw  <rearnsha@arm.com>
1590
1591         PR target/7525
1592         * arm.h (struct machine_function): Add call_via field.
1593         (thumb_call_via_label): Declare.
1594         * arm.c (thumb_call_via_label): New variable.
1595         (thumb_call_reg_needed): New variable.
1596         (arm_output_function_epilogue): For Thumb code, output any per-function
1597         call-indirect trampolines.
1598         (thumb_call_via_reg): New function.
1599         (arm_file_end): New function.
1600         (TARGET_ASM_FILE_END): Call arm_file_end.
1601         (aof_file_end): Likewise.
1602         * arm-protos.h (thumb_call_via_reg): Declare.
1603         * arm.md (call_reg_thumb, call_value_reg_thumb): Call
1604         thumb_call_via_reg in normal case.
1605
1606 2005-01-14  Jakub Jelinek  <jakub@redhat.com>
1607
1608         PR middle-end/19084
1609         PR rtl-optimization/19348
1610         * recog.c (peephole2_optimize): Do global life update if some peephole
1611         decides it doesn't need at least one of its inputs and that change
1612         influences liveness at the start of the basic block.
1613
1614         * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
1615         arguments instead of 1.
1616
1617 2005-01-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
1618
1619         PR middle-end/18820
1620         * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
1621         zero for nested functions needing a static chain or functions
1622         with a non-constant address.
1623
1624 2005-01-13  Roger Sayle  <roger@eyesopen.com>
1625
1626         * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
1627         (and (sign_extend X) C) into (zero_extend (and X C)).
1628
1629 2005-01-13  David O'Brien  <obrien@FreeBSD.org>
1630
1631         * config/freebsd-spec.h:  Make KSE pthread lib logic the default.
1632
1633 2005-01-13  Richard Henderson  <rth@redhat.com>
1634
1635         PR target/19009
1636         PR target/19250
1637         PR target/19252
1638         * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
1639         bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
1640         not just TARGET_SSE.
1641         (cmpfp_i_387): Rename from cmpfp_i.  Move after sse patterns.
1642         (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
1643         (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
1644         (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
1645         (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
1646         (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
1647         (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
1648         fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
1649         (movdicc_c_rex64): Rename with '*'.
1650         (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
1651         (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
1652         (movsfcc_1_387): Rename from movsfcc_1.
1653         (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
1654         (movdfcc_1, movdfcc_1_rex64): Add check for 387.
1655         (sminsf3, smaxsf3, smindf3, smaxdf3): New.
1656         (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
1657         mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
1658         maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
1659         sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
1660         sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
1661         sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1662         sse_movdfcc_const0_4): Remove.
1663         * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
1664         recognize min/max early.  Update for changed sse cmove patterns.
1665         (ix86_split_sse_movcc): New.
1666         * config/i386/i386-protos.h: Update.
1667
1668 2005-01-13  Steven Bosscher  <stevenb@suse.de>
1669
1670         * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
1671         (fix_stmt_v_may_defs): Likewise.
1672
1673 2005-01-13  Richard Henderson  <rth@redhat.com>
1674
1675         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
1676         for converting the mask.
1677
1678 2005-01-13  David Edelsohn  <edelsohn@gnu.org>
1679
1680         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
1681         definition to 600.
1682
1683 2005-01-13  Richard Henderson  <rth@redhat.com>
1684
1685         * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
1686         IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
1687         IX86_BUILTIN_MOVDQ2Q): Remove.
1688         (IX86_BUILTIN_VEC_EXT_V4SI): New.
1689         (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
1690         (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
1691         shuffling.
1692         * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
1693         (sse2_pextrw): Fix immediate constraint.
1694         (sse2_loadq, sse2_loadq_rex64): Remove.
1695         * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
1696         Use __builtin_ia32_vec_ext_<size>.
1697         (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
1698
1699 2005-01-13  Aldy Hernandez  <aldyh@redhat.com>
1700
1701         * function.c (assign_parm_setup_block): Look inside original
1702         entry_parm when inspecting PARALLEL.
1703
1704 2005-01-13  Ralf Corsepius  <ralf.corsepius@rtems.org>
1705             Joel Sherrill  <joel@oarcorp.com>
1706
1707         PR target/19399
1708         * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
1709         (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1710         rtems_gxx_recursive_mutex_init.
1711         (__gthread_recursive_mutex_lock): New function.
1712         (__gthread_recursive_mutex_trylock): Likewise.
1713         (__gthread_recursive_mutex_unlock): Likewise.
1714
1715 2005-01-13  Ralf Corsepius <ralf.corsepius@rtems.org>
1716
1717         * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
1718
1719 2005-01-13  Jan Beulich  <jbeulich@novell.com>
1720
1721         * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
1722         (ashrti3_internal): Indicate output is early clobber. Generate result
1723         into output rather than first input. Use move for low word of output
1724         if shift count is exactly 64.
1725         (lshrti3_internal): Likewise.
1726
1727 2005-01-13  Hans-Peter Nilsson  <hp@bitrange.com>
1728
1729         PR target/18329
1730         PR target/18330
1731         * reload1.c (delete_output_reload): Don't delete an output reload
1732         if the pseudo lives longer than a single basic block.  Adjust and
1733         improve wording of comment.
1734
1735 2005-01-12  Andrew Pinski  <pinskia@physics.uc.edu>
1736
1737         PR target/19334
1738         * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
1739         of TYPE_SIZE where we mean the number of bytes.
1740
1741 2005-01-12  Aldy Hernandez  <aldyh@redhat.com>
1742
1743         * function.c (assign_parm_setup_block): Relax condition on
1744         multi-register optimization.
1745
1746 2005-01-12  Nick Clifton  <nickc@redhat.com>
1747
1748         * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
1749         an "in_delay_slot" attribute of "no" to prevent them being used in
1750         delay slots.  This is forbidden because they might generate
1751         exceptions.
1752
1753 2005-01-12  Alan Modra  <amodra@bigpond.net.au>
1754
1755         PR target/19389
1756         * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
1757         with r->Y and Y->r.
1758
1759 2005-01-12  Nick Clifton  <nickc@redhat.com>
1760
1761         * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
1762         passed on to GAS) but do not define, as GAS no longer supports or
1763         needs the -m2000 option.
1764
1765 2005-01-11  Roger Sayle  <roger@eyesopen.com>
1766
1767         * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
1768         type as args of unprototyped builtins aren't automatically promoted.
1769         (fold_builtin_abs): Likewise.
1770
1771 2005-01-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1772
1773         * Makefile.in: Set a `build-warn' variable.
1774
1775 2005-01-11  Zdenek Dvorak  <dvorakz@suse.cz>
1776
1777         PR tree-optimization/17949
1778         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
1779         (find_interesting_uses_address): Use it.
1780
1781 2005-01-11  Aldy Hernandez  <aldyh@redhat.com>
1782
1783         * regrename.c (kill_value): Handle subreg's that won't simplify.
1784
1785 2005-01-11  Richard Henderson  <rth@redhat.com>
1786
1787         PR target/13366
1788         * config/i386/i386.h (enum ix86_builtins): Move ...
1789         * config/i386/i386.c: ... here.
1790         (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
1791         IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
1792         IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
1793         IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
1794         IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD,  IX86_BUILTIN_STOREHPD,
1795         IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
1796         IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
1797         IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
1798         IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
1799         IX86_BUILTIN_LOADDDUP): Remove.
1800         (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
1801         IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
1802         IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
1803         IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
1804         IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
1805         (ix86_init_builtins): Make static.
1806         (ix86_init_mmx_sse_builtins): Update for changed builtins.
1807         (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
1808         if all the modes match.  Otherwise, fake it.
1809         (get_element_number, ix86_expand_vec_init_builtin,
1810         ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
1811         (ix86_expand_builtin): Make static.  Update for changed builtins.
1812         (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
1813         operand instead of sse2_loadsd.  Cast sse1 fallback to V4SFmode.
1814         (ix86_expand_vector_init_duplicate): New.
1815         (ix86_expand_vector_init_low_nonzero): New.
1816         (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
1817         Split out from ix86_expand_vector_init; handle integer modes.
1818         (ix86_expand_vector_init): Use them.
1819         (ix86_expand_vector_set, ix86_expand_vector_extract): New.
1820         * config/i386/i386-protos.h: Update.
1821         * config/i386/predicates.md (reg_or_0_operand): New.
1822         * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
1823         (movv2sf_internal): Likewise.  And a splitter to match them all.
1824         (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
1825         vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
1826         vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
1827         vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
1828         (mmx_pinsrw): Fix operand ordering.
1829         * config/i386/sse.md (movv4sf splitter): Use direct pattern,
1830         rather than sse_loadss expander.
1831         (movv2df splitter): Similarly.
1832         (sse_loadss, sse_loadlss): Remove.
1833         (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
1834         (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
1835         (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
1836         (sse3_movddup): Rename with '*'.
1837         (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
1838         (sse2_loadsd): Remove.
1839         (vec_dupv2df_sse3): Rename from sse3_loadddup.
1840         (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
1841         (sse2_pinsrw): Fix argument ordering.
1842         (sse2_loadld, sse2_loadq): Add sse1 alternatives.
1843         (sse2_stored): Remove 'r' destination.
1844         (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
1845         vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
1846         vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
1847         vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
1848         vec_extractv16qi, vec_initv16qi): New.
1849
1850         * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
1851         (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
1852         _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
1853         constructor form.
1854         (_mm_load_pd, _mm_store_pd): Use plain dereference.
1855         (_mm_load_si128, _mm_store_si128): Likewise.
1856         (_mm_load1_pd): Use _mm_set1_pd.
1857         (_mm_load_sd): Use _mm_set_sd.
1858         (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
1859         (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
1860         (_mm_set_epi64): Use _mm_set_epi64x.
1861         (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
1862         _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
1863         _mm_setr_epi8): Use _mm_set_foo form.
1864         (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
1865         (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
1866         (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
1867         (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
1868         * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
1869         (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
1870         (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
1871         (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
1872         (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
1873         * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
1874         (_mm_movedup_pd): Use _mm_shuffle_pd.
1875         * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
1876         _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
1877         (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
1878         _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
1879         Use _mm_setzero_ps.
1880         (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
1881         (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
1882         (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
1883         (_mm_store_ps): Use raw dereference.
1884         (_mm_store1_ps): Use _mm_storeu_ps.
1885         (_mm_storer_ps): Use _mm_store_ps.
1886         (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
1887         (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
1888
1889 2005-01-11  Stan Shebs  <shebs@apple.com>
1890
1891         * config/rs6000/rs6000.c (machopic_output_stub): Issue
1892         ldu instead of lwzu if 64-bit -mdynamic-no-pic.
1893
1894 2005-01-11  Andrew Pinski  <pinskia@physics.uc.edu>
1895
1896         PR target/18761
1897         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
1898         Skip all DECLs except for FIELD_DECLs.
1899
1900 2005-01-11  Andreas Krebbel  <krebbel1@de.ibm.com>
1901
1902         * config/s390/s390.c (override_options): Return error if
1903         -mbackchain, -mpacked-stack and -mhard-float are used together.
1904         (s390_va_start): Remove the backchain && packed-stack special case.
1905         (s390_gimplify_va_arg): Likewise.
1906         * doc/invoke.texi: Remove the ABI incompatibility note.
1907
1908 2005-01-11  Andreas Krebbel  <krebbel1@de.ibm.com>
1909
1910         * config/s390/s390.c (struct s390_frame_layout): Remove
1911         save_backchain_p.
1912         (s390_frame_info, s390_emit_prologue): Replace occurrences of
1913         save_backchain_p with TARGET_BACKCHAIN.
1914
1915 2005-01-11  Alan Modra  <amodra@bigpond.net.au>
1916
1917         PR target/18916
1918         * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
1919         * expr.h (struct locate_and_pad_arg_data): Add "boundary".
1920         * function.c (locate_and_pad_parm): Set new field.
1921         (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
1922         Tweak where_pad test to include "none".  Always set mem align for
1923         stack_parm.
1924         (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
1925         not sufficient for type.
1926         (assign_parm_setup_block): If stack_parm is zero on entry, always
1927         make a new stack local.  Block move old stack parm if necessary
1928         to new aligned stack local.
1929         (assign_parm_setup_stack): Use a block move to handle
1930         potentially misaligned entry_parm.
1931         (assign_parms_unsplit_complex): Specify required alignment when
1932         creating stack local.
1933         * calls.c (compute_argument_addresses): Override alignment of stack
1934         arg calculated from its type with the alignment given by
1935         FUNCTION_ARG_BOUNDARY.
1936         (store_one_arg): Likewise.
1937
1938 2005-01-11  Jan Beulich  <jbeulich@novell.com>
1939
1940         * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
1941         Change respective itanium_class attribute to ialu.
1942         (shladdp4_internal): New.
1943         * config/ia64/predicates.md (shladd_log2_operand): New.
1944
1945 2005-01-11  Richard Henderson  <rth@redhat.com>
1946
1947         * expr.c (store_constructor): Use rtvec_alloc instead of
1948         alloca+gen_rtvec_v, and an incorrect number passed to alloca.
1949
1950 2005-01-11  Kazu Hirata  <kazu@cs.umass.edu>
1951
1952         * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
1953
1954 2005-01-11  Alan Modra  <amodra@bigpond.net.au>
1955
1956         * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
1957         * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
1958         (TARGET_RWRELOC): Define.
1959         (ia64_rwreloc_section_type_flags): Delete.
1960         (ia64_section_type_flags): New function.
1961         * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
1962         (TARGET_RWRELOC): Define.
1963
1964 2005-01-10  David Mosberger  <davidm@hpl.hp.com>
1965
1966         PR target/18987
1967         * config/ia64/ia64.c (process_set): For alloc insn, only call
1968         process_epilogue is !frame_pointer_needed.
1969
1970 2005-01-10  Roger Sayle  <roger@eyesopen.com>
1971
1972         PR c++/19355
1973         * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
1974         unary operator and can't be treated as a binary/comparison operator.
1975
1976 2005-01-10  Richard Henderson  <rth@redhat.com>
1977
1978         * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
1979         (ix86_return_in_memory): Likewise.
1980         (function_arg_advance):  Likewise.  Mirror structure in function_arg
1981         for choosing register to advance.
1982
1983 2005-01-10  Kazu Hirata  <kazu@cs.umass.edu>
1984
1985         * tree-vectorizer.c, tree.def: Fix comment typos.
1986
1987 2005-01-10  Mark Dettinger  <dettinge@de.ibm.com>
1988
1989         * config/s390/s390.c (struct processor_costs): 4 new fields:
1990         ddbr, ddr, debr, der.
1991         (s390_rtx_costs): More precise handling of divide instructions.
1992
1993 2005-01-10  David Edelsohn  <edelsohn@gnu.org>
1994
1995         * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
1996
1997 2005-01-10  Jan Beulich  <jbeulich@novell.com>
1998
1999         * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
2000         names resulting from -ffunction-sections/-fdata-sections and linkonce
2001         ones.
2002         * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
2003         based on the section name. Rearrange the section name comparison logic
2004         slightly so that each section name is compared against at most once.
2005
2006 2005-01-10  Ben Elliston  <bje@au.ibm.com>
2007
2008         * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
2009         targets for which -fPIC reduces limitations on the GOT size.
2010
2011 2005-01-09  Falk Hueffner  <falk@debian.org>
2012
2013         * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
2014         X/C1 cmpop C2.
2015
2016 2005-01-09  David Edelsohn  <edelsohn@gnu.org>
2017
2018         PR target/18720
2019         * collect2.c (main): Set aixrtl_flag for -brtl option.
2020         (resolve_lib_name): Search for .so file extension before .a
2021         if aixrtl_flag set.
2022
2023 2005-01-09  Dorit Naishlos  <dorit@il.ibm.com>
2024
2025         * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
2026         (vect_analyze_data_refs_alignment): Add dump prints.
2027
2028 2005-01-09  Ira Rosen  <irar@il.ibm.com>
2029
2030         * tree-vectorizer.c (vect_analyze_offset_expr): Use
2031         expr_invariant_in_loop_p.
2032         Initialize outputs first thing in the function.
2033         (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
2034         (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
2035         (vect_analyze_pointer_ref_access): Check that the initial condition of
2036         the access function is loop invariant.
2037
2038 2005-01-09  Richard Henderson  <rth@redhat.com>
2039
2040         * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
2041         (ix86_expand_builtin): Likewise.  Frob MASKMOVQ wrt the input mem
2042         just like MASKMOVDQU.  Return plain zero for MMX_ZERO.
2043         * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
2044         mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
2045         movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
2046         movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
2047         sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
2048         ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
2049         mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
2050         mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
2051         sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
2052         mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
2053         mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
2054         gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
2055         ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
2056         mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
2057         mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
2058         mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
2059         eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
2060         pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
2061         pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
2062         pswapdv2sf2): Move to mmx.md; rename as necessary with leading
2063         mmx_ prefix.
2064         (mmx_clrdi, pavgusb): Remove.
2065         (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
2066         with leading sse_ prefix.
2067         * config/i386/sse.md: Receive them.
2068         * config/i386/mmx.md: New file.
2069         (MMXMODE12, MMXMODE24, mmxvecsize): New.
2070         (subrv2sf3): Turn into expander for normal subtraction.
2071         (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
2072         mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
2073         mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
2074         mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
2075         commutative; use ix86_binary_operator_ok.
2076         (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
2077         mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
2078         mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
2079         mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
2080         mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
2081         Macroize from existing patterns; use ix86_binary_operator_ok.
2082         (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
2083         (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
2084         mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise.  Model
2085         with vec_select+vec_concat.
2086         (mmx_pshufw, mmx_pshufw_1): Likewise.
2087         (mmx_uavgv8qi3): Merge pavgusb.  Model correcty.
2088         (mmx_uavgv4hi3): Model correctly.
2089         * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
2090         _mm_xor_si64): Remove casts.
2091
2092 2005-01-09  Zdenek Dvorak  <dvorakz@suse.cz>
2093
2094         PR tree-optimization/19224
2095         * tree-scalar-evolution.c (get_instantiated_value,
2096         set_instantiated_value): New functions.
2097         (instantiate_parameters_1): Cache the results.
2098         (instantiate_parameters, resolve_mixers): Initialize and free
2099         the cache.
2100
2101 2005-01-08  David Edelsohn  <edelsohn@gnu.org>
2102
2103         * config/i386/i386.md (addhi_4): Correct reference in comment.
2104         (addqi_4): Same.
2105
2106 2005-01-08  Richard Henderson  <rth@redhat.com>
2107
2108         * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
2109         (_mm_cvtsi128_si64x): Likewise.
2110         (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
2111         _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
2112         the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
2113         * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
2114         * config/i386/i386-protos.h: Update.
2115         * config/i386/i386.c (print_operand): Add 'H'.
2116         (ix86_fixup_binary_operands): Split out from ...
2117         (ix86_expand_binary_operator): ... here.
2118         (ix86_fixup_binary_operands_no_copy): New.
2119         (ix86_expand_fp_absneg_operator): Handle vector mode results.
2120         (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
2121         (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
2122         (safe_vector_operand): Use CONST0_RTX.
2123         (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
2124         (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
2125         CODE_FOR_sse2_maskmovdqu.  Special case SSE version of MASKMOVDQU
2126         expansion.  Update names for sse{,2,3}_ prefixes.  Remove *maskncmp*
2127         special cases.
2128         * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
2129         (IX86_BUILTIN_CMPNGESS): New.
2130         * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
2131         (attr type): Add sselog1.
2132         (attr unit, attr memory): Handle it.
2133         (movti, movti_internal, movti_rex64): Move near other integer moves.
2134         (movtf, movtf_internal): Move near other fp moves.
2135         (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
2136         vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
2137         movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
2138         movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
2139         sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
2140         sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
2141         sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
2142         mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
2143         rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
2144         sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
2145         sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
2146         sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
2147         vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
2148         smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
2149         cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
2150         cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
2151         vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
2152         vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
2153         sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
2154         sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
2155         cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
2156         cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
2157         cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
2158         cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
2159         ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
2160         subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
2161         smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
2162         sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
2163         sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
2164         sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
2165         gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
2166         ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
2167         ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
2168         sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
2169         sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
2170         sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
2171         sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
2172         sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
2173         sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
2174         sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
2175         mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
2176         addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
2177         movsldup, lddqu, loadddup, movddup): Move to sse.md.  Any with
2178         non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
2179         same time.
2180         (SSEPUSH, push<SSEPUSH>): Remove.
2181         (MMXPUSH, push<MMXPUSH>): Remove.
2182         (sse_movaps, sse_movaps_1, sse_movups): Remove.
2183         (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
2184         (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
2185         (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
2186         (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
2187         (maskncmpv2df3, vmmaskncmpv2df3): Remove.
2188         (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
2189         (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
2190         * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
2191         (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
2192         * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
2193         (ppro_sse_log_V4SF_load): Similarly.  Handle sselog1.
2194         (ppro_sse_log_V4SF): Handle sselog1.
2195         * config/i386/predicates.md (const_0_to_1_operand): New.
2196         (const_0_to_255_mul_8_operand): New.
2197         (const_1_to_31_operand): Rename from const_int_1_31_operand.
2198         (const_2_to_3_operand, const_4_to_7_operand): New.
2199         * config/i386/sse.md: New file.
2200         (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
2201         (sse_movups): Rename from sse_movups_1.
2202         (sse_loadlss): Rename from sse_loadss_1.
2203         (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
2204         from the name.
2205         (negv4sf2): Use ix86_expand_fp_absneg_operator.
2206         (absv4sf2, negv2df, absv2df): New.
2207         (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
2208         (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
2209         iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
2210         smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
2211         umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
2212         (sse3_addsubv4sf3): Model correctly.
2213         sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
2214         sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
2215         (sse_movhlps): Model with vec_select+vec_concat.
2216         (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
2217         sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
2218         sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
2219         sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
2220         sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
2221         sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
2222         sse2_pshufhw_1): Likewise.
2223         (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
2224         (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
2225         sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
2226         ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
2227         sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
2228         ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
2229         (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
2230         sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
2231         mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
2232         sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
2233         sminv8hi3): Mark commutative
2234         operands.  Use ix86_binary_operator_ok.
2235         (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
2236         sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
2237         sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
2238         sse2_punpcklqdq): Allow operand2 in memory.
2239         (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
2240         sse2_movsd): Add memory alternatives.
2241         (sse_storelps): Turn expander into an insn; split after reload.
2242         (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
2243         (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
2244
2245 2005-01-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
2246
2247         * configure.ac (DWARF-2 debug_line): Use objdump.
2248         * configure: Regenerate.
2249
2250 2005-01-08  Jeff Law  <law@redhat.com>
2251             Diego Novillo  <dnovillo@redhat.com>
2252
2253         PR tree-optimization/18241
2254         * tree-nrv.c (tree_nrv): Ignore volatile return values.
2255         * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
2256         statements with volatile operands.
2257         * tree-ssa-operands.c (add_stmt_operand): Do add volatile
2258         operands after marking a statement with has_volatile_ops.
2259
2260 2005-01-08  Roger Sayle  <roger@eyesopen.com>
2261
2262         * tree.c (int_fits_type_p): Always honor integer constant
2263         TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
2264
2265 2005-01-08  Roger Sayle  <roger@eyesopen.com>
2266
2267         * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
2268         the latent bug in rtl_delete_block has been resolved.
2269
2270 2005-01-08  Richard Sandiford  <rsandifo@redhat.com>
2271
2272         * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
2273         (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
2274
2275 2005-01-08  Richard Sandiford  <rsandifo@redhat.com>
2276
2277         * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
2278         library as @multilib_dir@/$(SHLIB_SONAME).
2279
2280 2005-01-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
2281
2282         * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
2283         * configure: Regenerate.
2284
2285 2005-01-07  Jakub Jelinek  <jakub@redhat.com>
2286
2287         * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
2288         TYPE_MODE.
2289
2290 2005-01-07  David Edelsohn  <edelsohn@gnu.org>
2291
2292         PR target/13674
2293         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2294         Convert non-word aligned offset address using ld/std into
2295         indirect address.
2296
2297 2005-01-07  Richard Henderson  <rth@redhat.com>
2298
2299         * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
2300
2301 2005-01-07  Richard SAndiford  <rsandifo@redhat.com>
2302
2303         * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
2304
2305 2005-01-07  Jakub Jelinek  <jakub@redhat.com>
2306
2307         PR tree-optimization/19283
2308         * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
2309         is not shorter than the original type.
2310
2311         PR rtl-optimization/19012
2312         * config/i386/i386.md (addqi_1_slp): Set memory attribute.
2313
2314         PR rtl-optimization/18861
2315         * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
2316         (FULL_STATE): Define.
2317         (mark_tablejump_edge): New function.
2318         (purge_dead_tablejump_edges): New function.
2319         (find_bb_boundaries): Use it.
2320
2321         PR tree-optimization/18828
2322         * builtins.c (expand_builtin_next_arg): Remove argument and all
2323         the argument checking.
2324         (expand_builtin): Adjust caller.
2325         (expand_builtin_va_start): Likewise.  Remove error for too many
2326         arguments.
2327         (fold_builtin_next_arg): Issue error for too many arguments.
2328         After checking arguments, replace them with magic arguments that
2329         prevent further checking of the args.
2330
2331 2005-01-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2332
2333         * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
2334
2335 2005-01-06  Roger Sayle  <roger@eyesopen.com>
2336
2337         PR target/6077
2338         * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
2339         and %{.S:...} (and their negative variants) to test whether the
2340         input file is assembler or pre-processed-assembler independent of
2341         the actual filename extension.
2342
2343 2005-01-06  Roger Sayle  <roger@eyesopen.com>
2344
2345         * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
2346         of sign or zero extended values.
2347
2348 2005-01-06  Geoffrey Keating  <geoffk@apple.com>
2349
2350         * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
2351         for IBM long double format correctly.
2352
2353 2005-01-06  Daniel Berlin <dberlin@dberlin.org>
2354
2355         Fix PR tree-optimization/18792
2356
2357         * tree-data-ref.c (build_classic_dist_vector): Change first_loop
2358         to first_loop_depth, and use loop depth instead of loop number.
2359         (build_classic_dir_vector): Ditto.
2360         (compute_data_dependences_for_loop): Use depth, not loop number.
2361         * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
2362         number. Pass in loops, instead of loop numbers.
2363         (gather_interchange_stats): Ditto.
2364         (linear_transform_loops): Ditto.
2365
2366 2005-01-06  Richard Sandiford  <rsandifo@redhat.com>
2367
2368         PR rtl-opt/13299
2369         * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
2370         biv_fits_mode_p, extension_within_bounds_p): New functions.
2371         (check_ext_dependent_givs): Use them.
2372
2373 2005-01-06  Roger Sayle  <roger@eyesopen.com>
2374
2375         * cfgrtl.c (rtl_delete_block): A basic block may be followed by
2376         more than one barrier, in which case we should delete them all.
2377
2378 2005-01-06  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
2379
2380         * gcc.c (process_command): Change year in 'gcc --version' to 2005.
2381
2382 2005-01-05  Daniel Berlin  <dberlin@dberlin.org>
2383
2384         Fix PR middle-end/19286
2385         Fix PR debug/19267
2386         * dwarf2out.c (gen_subprogram_die): If we've already tried to
2387         output this subprogram, simply ignore this attempt to do it again.
2388         (add_abstract_origin_attribute): Don't abort trying to add the abstract
2389         origin attribute if it's not possible.
2390         (gen_block_die): Don't ignore subblocks of "unused" blocks.
2391         (decls_for_scope): Ditto.
2392         * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
2393         (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
2394
2395 2005-01-05  Richard Henderson  <rth@redhat.com>
2396
2397         PR target/11327
2398         * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
2399         (bdesc_2arg): Use it.
2400         (ix86_expand_binop_builtin): Force operands into registers
2401         when optimizing.
2402         (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
2403         ix86_expand_sse_compare, ix86_expand_sse_comi,
2404         ix86_expand_builtin): Likewise.
2405
2406 2005-01-05  Richard Henderson  <rth@redhat.com>
2407
2408         * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
2409         and VEC_SELECT.
2410         * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
2411         (mulv4hi3): Set itanium_class mmmul.
2412         (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
2413         (fpack): Rename from fpack_sfsf.
2414
2415 2005-01-05  Richard Henderson  <rth@redhat.com>
2416
2417         PR rtl-opt/10692
2418         * reload1.c (do_input_reload): Restrict the optimization deleteing
2419         a previous output reload to RELOAD_FOR_INPUT.
2420
2421 2005-01-05  Steven Bosscher  <stevenb@suse.de>
2422
2423         * combine.c (expand_compound_operation)  <ZERO_EXTRACT>: Add
2424         comment that we fall through after case.
2425         (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
2426         (distribute_links): Likewise.
2427         * cse.c (cse_insn): Likewise.
2428         * cselib.c (cselib_invalidate_mem): Likewise.
2429         * df.c: Update comments at the top of the file.
2430         (read_modify_subreg_p): Update comments here too.
2431         (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
2432         * flow.c (mark_set_1): Likewise.
2433         (mark_used_regs): Likewise.
2434         * gcse.c (mems_conflict_for_gcse_p): Likewise.
2435         (canon_list_insert): Likewise.
2436         (mark_set): Likewise.
2437         (try_replace_reg): Likewise.
2438         (store_killed_in_insn): Likewise.
2439         * loop.c (count_one_set): Likewise.
2440         (basic_induction_var): Likewise.
2441         * postreload-gcse.c (find_mem_conflicts): Likewise.
2442         * postreload.c (reload_combine_note_store): Likewise.
2443         (move2add_note_store): Likewise.
2444         * reload.c (find_equiv_reg): Likewise.
2445         (mark_referenced_resources): Likewise.
2446         * rtlanal.c (set_noop_p): Likewise.
2447         (note_stores): Likewise.
2448         (note_uses): Likewise.
2449         * sched-deps.c (sched_analyze_1): Likewise.
2450         * sched-rgn.c (check_live_1): Likewise.
2451         (update_live_1): Likewise.
2452         * config/i860/i860.c: Likewise.
2453
2454         * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
2455         an lvalue.
2456         (ZERO_EXTRACT): Mention that this one can be an lvalue.
2457
2458         * doc/rtl.texi: Update documentation for bit-fields and SET.
2459
2460 2005-01-05  Roger Sayle  <roger@eyesopen.com>
2461
2462         * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
2463
2464 2005-01-05  Jan Hubicka  <jh@suse.cz>
2465             Richard Henderson  <rth@redhat.com>
2466
2467         PR target/18910
2468         * config/i386/i386.c (ix86_expand_move): Handle tls symbols
2469         with an offset.
2470
2471 2005-01-05  Richard Henderson  <rth@redhat.com>
2472
2473         PR target/12902
2474         * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
2475         (sse_shufps): Change operand 3 to const_int_operand.
2476         (sse2_storelps): Fix typo in template.
2477         (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
2478         * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
2479         (ix86_expand_builtin): Likewise.
2480
2481 2005-01-05  Julian Brown  <julian@codesourcery.com>
2482
2483         * config/arm/arm.c (arm_return_in_memory): Treat complex types
2484         as aggregates for AAPCS ABIs.
2485
2486 2005-01-05  Stan Shebs  <shebs@apple.com>
2487
2488         * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
2489         Mach-O getters if ppc64.
2490         * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
2491         size argument.
2492         * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2493         signed four-byte field for global code case.
2494         (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
2495
2496 2005-01-05  Roger Sayle  <roger@eyesopen.com>
2497
2498         PR middle-end/19100
2499         * c-common.c: Include real.h.
2500         (c_common_truthvalue_conversion): Avoid destructively modifying expr.
2501         Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
2502         Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
2503         * Makefile.in (c-common.o): Update dependencies.
2504
2505 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
2506
2507         * c-parse.in (asm_string): Add trailing semicolon.
2508
2509 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
2510
2511         * c-parse.in (asm_string): New.  Don't allow wide strings in
2512         'asm'.
2513         (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
2514         asm_string instead of STRING.
2515
2516 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
2517
2518         * c-typeck.c (constructor_no_implicit): Remove.
2519         (set_designator, process_init_element): Don't check
2520         constructor_no_implicit.
2521
2522 2005-01-05  J"orn Rennecke <joern.rennecke@st.com>
2523             Kaz Kojima  <kkojima@gcc.gnu.org>
2524
2525         PR target/16482
2526         * lcm.c (create_pre_exit): New.
2527         (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
2528         ENTRY_EXIT_EXTRA to 3.  Use create_pre_exit.
2529
2530 2004-01-05  Richard Earnshaw  <rearnsha@arm.com>
2531
2532         * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
2533         -msoft-float in target_float_switch.
2534         * arm.c (arm_override_options): Fix processing of target_float_switch.
2535
2536 2004-01-05  Richard Earnshaw  <rearnsha@arm.com>
2537
2538         * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
2539         preferencing.
2540
2541 2004-01-05  Uros Bizjak  <uros@kss-loka.si>
2542
2543         * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
2544         Replace i387 with 'i386 compiler' in -mfpmath=sse option.
2545
2546 2005-01-04  Roger Sayle  <roger@eyesopen.com>
2547
2548         * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
2549         if deleting the then-block allows the test-block to fallthru to the
2550         else-block.
2551
2552 2005-01-04  Andrew Pinski  <pinskia@physics.uc.edu>
2553
2554         PR c/19152
2555         * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
2556         after the full declaration if the are in two different TUs.
2557
2558 2005-01-04  Richard Henderson  <rth@redhat.com>
2559
2560         PR tree-opt/19158
2561         * tree-sra.c (generate_one_element_init): Just
2562         call gimplify_and_add.
2563         (generate_element_init): Record the
2564         new referenced variables and mark them for renaming
2565         and split out to ...
2566         (generate_element_init_1): This.
2567         (scalarize_init): Don't call push_gimplify_context/
2568         pop_gimplify_context.
2569
2570 2005-01-04  Geoffrey Keating  <geoffk@apple.com>
2571
2572         * toplev.c (get_src_pwd): Handle failure of getpwd().
2573
2574 2005-01-04  Roger Sayle  <roger@eyesopen.com>
2575
2576         * fold-const.c (fold_single_bit_test): Delete unreachable handling
2577         of TRUTH_NOT_EXPR.
2578         (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
2579         all the cases handled by it are inverted by invert_truthvalue.
2580
2581 2005-01-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
2582
2583         * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
2584         (save_register_windowsi): Likewise.
2585
2586 2005-01-04  Richard Henderson  <rth@redhat.com>
2587
2588         * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
2589
2590 2005-01-04  Uros Bizjak  <uros@kss-loka.si>
2591
2592         PR middle-end/17767
2593         * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
2594         any simplifications of vector mode comparison operators.
2595         * simplify-rtx.c (simplify_relational_operation): Fix variable name.
2596
2597 2005-01-04  Paolo Bonzini  <bonzini@gnu.org>
2598             Devang Patel  <dpatel@apple.com>
2599
2600         PR tree-optimization/18308
2601         * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
2602         the operands before creating a new expression.
2603         * dojump.c (do_jump): Make drop_through_label available
2604         for all cases.  Add expansion of COND_EXPR.
2605
2606 2005-01-04  Ira Rosen  <irar@il.ibm.com>
2607
2608         * tree-vectorizer.c (vect_analyze_offset_expr): Test for
2609         INTEGER_CST instead of TREE_CONSTANT.
2610         (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
2611         instead of TREE_CONSTANT.
2612         (vect_analyze_pointer_ref_access): Test for INTEGER_CST
2613         instead of TREE_CONSTANT.
2614
2615 2005-01-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
2616
2617         * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
2618
2619 2005-01-04  Uros Bizjak  <uros@kss-loka.si>
2620
2621         PR target/19240
2622         * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
2623         (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
2624
2625 2005-01-03  Richard Henderson  <rth@redhat.com>
2626
2627         * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
2628         (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
2629         fold_convert_const_real_from_real): Split out from ...
2630         (fold_convert_const): ... here.
2631
2632 2005-01-03  Richard Henderson  <rth@redhat.com>
2633
2634         PR target/19235
2635         * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
2636         (mov<MMXMODEI>_internal): Likewise.
2637         (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
2638         Add V2SF case; use it for SSE1; don't use TI.
2639         (movdf_integer): Likewise.
2640         (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
2641
2642 2005-01-03  Ira Rosen  <irar@il.ibm.com>
2643
2644         * tree-vectorizer.c (vect_strip_conversions): New function.
2645         (vect_analyze_offset_expr): Call vect_strip_conversions. Add
2646         check for binary class.
2647
2648 2005-01-03  Daniel Berlin  <dberlin@dberlin.org>
2649
2650         Fix PR debug/17924
2651         Fix PR debug/19191
2652         * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
2653         is a decl.
2654         * gimple-low.c (mark_blocks_with_used_vars): New function.
2655         (mark_blocks_with_used_subblocks): Ditto.
2656         (mark_used_blocks): Ditto.
2657         (pass_mark_used_blocks): New pass.
2658         * tree-inline.c: Include debug.h.
2659         (expand_call_inline): Call outlining_inline_function here.
2660         * tree-optimize.c (init_tree_optimization_passes): Add
2661         pass_mark_used_blocks.
2662         * tree-pass.h (pass_mark_used_blocks): New.
2663         * Makefile.in (tree-inline.o): Add debug.h dependency.
2664
2665 2005-01-03  Geoffrey Keating  <geoffk@apple.com>
2666
2667         * config/darwin.c (darwin_handle_weak_import_attribute): Permit
2668         VAR_DECLs to have weak_import attribute.
2669
2670         * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
2671         'struct ucontext'.
2672
2673 2004-01-03  Steven Bosscher  <stevenb@suse.de>
2674
2675         * passes.c (rest_of_compilation): Don't run regmove if only
2676         flag_expensive_optimizations, require flag_regmove instead.
2677
2678 2005-01-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
2679
2680         * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
2681         register "sparc".
2682         * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
2683         * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2684         * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
2685         * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2686
2687 2005-01-03  Richard Henderson  <rth@redhat.com>
2688
2689         * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
2690         (ia64_const_ok_for_letter_p): New.
2691         (ia64_const_double_ok_for_letter_p): New.
2692         (ia64_extra_constraint): New.
2693         (ia64_expand_vecint_compare): New.
2694         (ia64_expand_vcondu_v2si): New.
2695         (ia64_expand_vecint_cmov): New.
2696         (ia64_expand_vecint_minmax): New.
2697         (ia64_print_operand): Add 'v'.
2698         (ia64_preferred_reload_class): New.
2699         (ia64_vector_mode_supported_p): New.
2700         * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
2701         (PREFERRED_RELOAD_CLASS): Move to function.
2702         (CONST_OK_FOR_LETTER_P): Move to function.
2703         (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
2704         (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
2705         (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
2706         (EXTRA_CONSTRAINT): Move to function.
2707         * config/ia64/ia64.md: Include vect.md.
2708         (itanium_class): Add mmalua.
2709         (type): Handle it.
2710         * config/ia64/itanium1.md (1_mmalua): New.  Add it to bypasses.
2711         (1b_mmalua): New.
2712         * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
2713         * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
2714         CONST0_RTX.
2715         (const_int_2bit_operand): New.
2716         (fr_reg_or_0_operand): New.
2717         * config/ia64/ia64-modes.def: Add vector modes.
2718         * config/ia64/ia64-protos.h: Update.
2719         * config/ia64/vect.md: New file.
2720
2721 2005-01-03  Richard Henderson  <rth@redhat.com>
2722
2723         * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
2724
2725 2005-01-03  Uros Bizjak  <uros@kss-loka.si>
2726
2727         PR target/19236
2728         * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
2729         to SFmode.
2730         (log1pdf2): Change mode of operands[0,1] to DFmode.
2731
2732 2005-01-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
2733
2734         * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
2735         * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
2736         * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
2737         * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
2738         SPARC_RELAXED_ORDERING.
2739
2740 2005-01-03  Richard Henderson  <rth@redhat.com>
2741             Uros Bizjak  <uros@kss-loka.si>
2742
2743         PR target/14631
2744         * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
2745         IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
2746         * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
2747         handling.
2748         (*mmx_pinsrw, *sse2_pinsrw): New patterns.
2749         * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
2750         const_pow2_1_to_128_operand): New predicates.
2751
2752 2005-01-02  Greg McGary  <greg@mcgary.org>
2753
2754         * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
2755         anonymous decls.
2756         (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
2757         object.  [ptr_type]: Remove unused variable.
2758         Remember nearest addressable array-element or record-component
2759         when checking bitfield components.  Tolerate empty BIND_EXPR.
2760
2761 2005-01-01  Richard Henderson  <rth@redhat.com>
2762
2763         * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
2764         that don't narrow the value.  Fail for other conversions.
2765
2766 2005-01-01  Richard Henderson  <rth@redhat.com>
2767
2768         PR c/19031
2769         * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
2770         * c-lang.c (finish_file): Don't do it here.
2771         * objc/objc-act.c (objc_finish_file): Likewise.
2772
2773         * cgraph.c (decl_assembler_name_equal): New.
2774         (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
2775         (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
2776         * cgraph.h (struct cgraph_varpool_node): Add next.
2777         (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
2778         * varasm.c (assemble_alias): Mark the target as needed.
2779
2780 2005-01-01  Andrew Pinski  <pinskia@physics.uc.edu>
2781
2782         PR middle-end/19221
2783         * function.c (get_arg_pointer_save_area): Use entry_of_function
2784         instead of get_insns.
2785
2786 2005-01-01  Roger Sayle  <roger@eyesopen.com>
2787             Andrew Pinski  <pinskia@physics.uc.edu>
2788             James E. Wilson  <wilson@specifixinc.com>
2789
2790         PR rtl-optimization/12092
2791         * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
2792         is zero.
2793
2794 2005-01-01  Roger Sayle  <roger@eyesopen.com>
2795             Olivier Hainque  <hainque@act-europe.fr>
2796
2797         * tree.c (int_fits_type_p): A narrower type always fits in a
2798         wider one, except for negative values into unsigned types.
2799
2800 2005-01-01  Roger Sayle  <roger@eyesopen.com>
2801
2802         * tree.c (int_fits_type_p): Compare the result of force_fit_type
2803         with the original constant rather than require TREE_OVERFLOW.
2804
2805 2005-01-01  Steven Bosscher  <stevenb@suse.de>
2806
2807         PR middle-end/17544
2808         * c-decl.c (finish_function): If compiling C99, annotate the
2809         compiler generated return with the current file name and line 0.
2810         * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
2811         the source line is greater than 0.
2812         (remove_bb): Likewise.
2813
2814 See ChangeLog.12 for earlier changes.