gcc/ChangeLog

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