gcc/ChangeLog

   1 2005-01-26  Jan Hubicka  <jh@suse.cz>
   2
   3         PR tree-optimization/19421
   4         * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
   5
   6 2005-01-26  Hans-Peter Nilsson  <hp@axis.com>
   7
   8         * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
   9         -lsyssim.  Wrap -lc -lsyssim in --start-group --end-group instead
  10         of doubling.
  11         (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
  12         <sim*>: Always use crt1.o, regardless of N in simN.
  13         <!sim>: Drop support for -pg and -p variants; always use crt0.o.
  14         (ENDFILE_SPEC): Add crtn.o, after crtend.o.
  15         (CRT_CALL_STATIC_FUNCTION): Remove.
  16         * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
  17         use crt1.o, regardless of N in simN.
  18         <!sim>: Drop support for -pg and -p variants; always use crt0.o.
  19         (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
  20         (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
  21         case isystem setting.
  22         (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
  23
  24 2005-01-25  Ian Lance Taylor  <ian@airs.com>
  25
  26         * gimple-low.c (block_may_fallthru): Correct handling of
  27         SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
  28
  29 2005-01-26  Hans-Peter Nilsson  <hp@axis.com>
  30
  31         * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
  32         handlers to match indentation; nested under the mtune=* handler.
  33         Similar for mcpu= and march=.
  34
  35 2005-01-25  Daniel Jacobowitz  <dan@codesourcery.com>
  36
  37         * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
  38         * config/mips/linux64.h (LIB_SPEC): Likewise.
  39         * config/mn10300/linux.h (LIB_SPEC): Likewise.
  40         * config/sh/linux.h (LIB_SPEC): Likewise.
  41
  42 2005-01-25  Aldy Hernandez  <aldyh@redhat.com>
  43
  44         * config/frv/frv.c (frv_legitimize_tls_address): New.
  45         (TARGET_HAVE_TLS): Define.
  46         (FRV_SYMBOL_REF_TLS_P): Define.
  47         (frv_override_options): Handle new register classes.
  48         (frv_legitimate_address_p): Reject tls addresses.
  49         (frv_legitimize_address): Handle TLS addresses.
  50         (gen_inlined_tls_plt): New.
  51         (gen_tlsmoff): New.
  52         (frv_legitimize_tls_address): New.
  53         (unspec_got_name): Add TLS entries.
  54         (got12_operand): Add R_FRV_TLSMOFF12 case.
  55         (frv_emit_move): Fixup TLS addresses.
  56         (frv_emit_movsi): Legitimize TLS addresses.
  57
  58         * config/frv/frv.h (MASK_BIG_TLS): New.
  59         (TARGET_BIG_TLS): New.
  60         (HAVE_AS_TLS): Define.
  61         (TARGET_SWITCHES): Add -mTLS and -mtls options.
  62         (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
  63         (REG_CLASS_NAMES): Same.
  64         (REG_CLASS_CONTENTS): Same.
  65         (CONSTRAINT_LEN): New.
  66         (REG_CLASS_FROM_CONSTRAINT): New.
  67         (PREDICATE_CODES): Add symbolic_operand.
  68
  69         * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
  70         UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
  71         UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
  72         UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
  73         R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
  74         R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
  75         R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
  76         GR9_REG, GR14_REG, LRREG.
  77         (type): Add load_or_call attribute.
  78         ("load_or_call"): New reservation.
  79         ("call_gettlsoff"): New.
  80         ("tls_indirect_call"): New.
  81         ("tls_load_gottlsoff12"): New.
  82         ("tlsoff_hilo"): New.
  83         ("tls_tlsdesc_ldd"): New.
  84         ("tls_tlsoff_ld"): New.
  85         ("tls_lddi"): New.
  86
  87         * config/frv/frv-protos.h (symbolic_operand): Protoize.
  88
  89         2005-01-25  Alexandre Oliva  <aoliva@redhat.com>
  90
  91         * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
  92         * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
  93         * config/frv/frv.c (TLS_BIAS): Define.
  94         (frv_output_dwarf_dtprel): New.
  95
  96 2005-01-26  Jakub Jelinek  <jakub@redhat.com>
  97
  98         PR rtl-optimization/19579
  99         * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
 100         both A and B, see if they don't clobber registers the other expr uses.
 101
 102 2005-01-25  J"orn Rennecke <joern.rennecke@st.com>
 103
 104         * real.c (do_add): Initialize signalling and canonical members.
 105
 106         * real.c (real_from_integer): Zero out destination.
 107
 108 2005-01-18  Jan Hubicka  <jh@suse.cz>
 109
 110         PR tree-optimize/19337
 111         * tree-inline.c (initialize_inlined_parameters): Copy
 112         saved_static_chain_decl only.
 113
 114 2005-01-25  Richard Henderson  <rth@redhat.com>
 115
 116         PR target/19556
 117         PR target/19584
 118         * config/i386/i386.c (x86_inter_unit_moves): Zero.
 119         (ix86_preferred_reload_class): Rewrite fp-constant section, with
 120         80387 enabled, to return a proper subclass.  Return the subset that
 121         overlaps with GENERAL_REGS for PLUS.
 122         * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
 123
 124 2005-01-25  Richard Henderson  <rth@redhat.com>
 125
 126         PR middle-end/19609
 127         * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
 128
 129 2005-01-25  Roger Sayle  <roger@eyesopen.com>
 130
 131         * expmed.c (choose_multiplier): Change interface to return the
 132         multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
 133         (expand_divmod): Update calls to choose_multiplier.
 134
 135 2005-01-24  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 136
 137         PR middle-end/19330
 138         * expmed.c (extract_bit_field): Use adjust_address instead of
 139         gen_lowpart when op0 is a MEM.
 140
 141 2005-01-24  Steven Bosscher  <stevenb@suse.de>
 142
 143         * cfgexpand.c (expand_gimple_tailcall): Fix typo.
 144
 145 2005-01-24  Richard Sandiford  <rsandifo@redhat.com>
 146
 147         * config/mips/irix-csr.c: New file.
 148         * config/mips/t-iris6 (irix-csr.o): New rule to build it.
 149         (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
 150         * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
 151         executables.
 152
 153 2005-01-24  Eric Botcazou  <ebotcazou@libertysurf.fr>
 154
 155         PR bootstrap/19364
 156         * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
 157         sparc/elf.h, add sparc/sp-elf.h.
 158         (sparc-*-rtems*): Likewise.
 159         (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
 160         tm-dwarf2.h, add sparc/sp-elf.h.
 161         (sparc86x-*-elf): Likewise.
 162         (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
 163         * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
 164         TARGET_OS_CPP_BUILTINS.
 165         * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
 166         * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
 167         Undefine it.
 168         * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
 169         * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
 170         (SWITCH_TAKES_ARG): Likewise.
 171         (LOCAL_LABEL_PREFIX): Likewise.
 172         (ASM_GENERATE_INTERNAL_LABEL): Likewise.
 173         (TARGET_N_FORMAT_TYPES): Delete.
 174         (TARGET_FORMAT_TYPES): Likewise.
 175         (ASM_DECLARE_FUNCTION_SIZE): Likewise.
 176         * config/sparc/elf.h: Delete.
 177         * config/sparc/sp-elf.h: New file.
 178
 179 2005-01-24  Kazu Hirata  <kazu@cs.umass.edu>
 180
 181         * tree-flow-inline.h (phi_arg_from_edge): Remove.
 182         * tree-flow.h: Remove the corresponding prototype.
 183         * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
 184         tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
 185
 186 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
 187
 188         PR target/17751
 189         * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
 190         for AIX ABI or ELF -fPIC.
 191         (rs6000_emit_load_toc_table): Don't create toc_section here.
 192         (rs6000_xcoff_file_start): Nor here.
 193
 194 2005-01-24  J"orn Rennecke <joern.rennecke@st.com>
 195
 196         * sh.c (ra.h): Don't #include.
 197         (hard_regs_intersect_p): New function, resurrected from ra.c.
 198
 199         * sh.c: Fix 1996 Copyright.
 200
 201 2005-01-24  Richard Henderson  <rth@redhat.com>
 202             Aldy Hernandez  <aldyh@redhat.com>
 203
 204         * regrename.c (note_sets): Handle subregs.
 205
 206 2005-01-24  Joseph S. Myers  <joseph@codesourcery.com>
 207
 208         PR bootstrap/18058
 209         * genconditions.c (write_header, write_conditions): Elide file if
 210         not GCC >= 3.0.1.
 211
 212 2005-01-24  Kazu Hirata  <kazu@cs.umass.edu>
 213
 214         * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
 215         config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
 216         Update copyright.
 217
 218 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
 219
 220         * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
 221         expand_builtin_printf, expand_builtin_fprintf,
 222         expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
 223         checking against POINTER_TYPE.
 224         (validate_arglist): Handle POINTER_TYPE code by checking
 225         POINTER_TYPE_P.
 226
 227 2005-01-24  Paolo Bonzini  <bonzini@gnu.org>
 228
 229         * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
 230         init_rtlanal): New.
 231         (for_each_rtx): Call for_each_rtx_1.
 232         * rtl.h (init_rtlanal): Declare.
 233         * toplev.c (backend_init): Call init_rtlanal.
 234
 235 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
 236
 237         * flow.c (propagate_one_insn): Formatting.
 238
 239         PR middle-end/19551
 240         * flow.c (libcall_dead_p): Be more conservative if unsure.
 241         If there are any instructions between insn and call, see if they are
 242         all dead before saying the libcall is dead.
 243
 244 2005-01-24  Uros Bizjak  <uros@kss-loka.si>
 245
 246         * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
 247         operand constraint for operand 0.
 248
 249 2005-01-23  Richard Henderson  <rth@redhat.com>
 250
 251         PR 19486
 252         * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
 253         edges leading to join block.
 254
 255 2005-01-23  Roger Sayle  <roger@eyesopen.com>
 256
 257         * expmed.c (expand_mult_highpart): Make static.  Change type of
 258         constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
 259         (expand_divmod): Updates calls to expand_mult_highpart by using
 260         gen_int_mode to pass a CONST_INT rtx.
 261         * rtl.h (expand_mult_highpart): Remove prototype.
 262
 263 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
 264
 265         * flow.c (regset_bytes, regset_size): Remove.
 266
 267         * cfganal.c: Fix a reference to Harvey's paper.
 268
 269 2005-01-23  Steven Bosscher  <stevenb@suse.de>
 270
 271         PR rtl-optimization/19464
 272         * tree-optimize.c (init_tree_optimization_passes): Add one more
 273         copyrename pass just before out-of-ssa.
 274
 275 2005-01-23  Joseph S. Myers  <joseph@codesourcery.com>
 276
 277         PR bootstrap/18058
 278         * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
 279         * ggc-none.c (ggc_free): Define.
 280
 281 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
 282
 283         * cse.c (max_reg, max_insn_uid): Remove.
 284         (cse_main): Don't access max_reg or max_insn_uid.
 285
 286         * c-common.c (explicit_flag_signed_bitfields,
 287         lang_statement_code_p, lang_expand_function_end): Remove.
 288         * c-common.h: Remove the corresponding declarations.
 289         * c-opts.c (c_common_handle_option): Remove all write access
 290         to explicit_flag_signed_bitfields.
 291
 292         * cgraph.c (cgraph_varpool_n_nodes): Remove.
 293         (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
 294         * cgraph.h: Remove the corresponding declaration.
 295
 296         * gcse.c (null_pointer_info): Remove.
 297
 298 2005-01-23  Roger Sayle  <roger@eyesopen.com>
 299             Eric Botcazou  <ebotcazou@libertysurf.fr>
 300
 301         * combine.c (simplify_logical): Only simplify logical expressions
 302         of the form ior(and(x,y),z) by the inverse distributive law if the
 303         result is cheaper than the original.
 304
 305 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
 306
 307         * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
 308         fold-const.c, gimplify.c, params.h, tree-data-ref.c,
 309         tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
 310         tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
 311         config/freebsd-spec.h, config/arm/arm.h,
 312         config/h8300/h8300.md, config/i386/i386.md,
 313         config/i386/predicates.md, config/i386/sse.md,
 314         config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
 315         config/vax/vax.md: Fix comment typos.  Follow spelling
 316         conventions.
 317
 318 2005-01-23  Steven Bosscher  <stevenb@suse.de>
 319
 320         * gengtype.c (walk_type): Produce `not equal to' compares for loop
 321         tests, instead of `less than'.
 322
 323 2005-01-23  Richard Sandiford  <rsandifo@redhat.com>
 324
 325         * function.c (assign_parm_setup_block): When creating a new stack slot
 326         for a parameter, get its alignment from the parameter's DECL_ALIGN
 327         rather than the type's TYPE_ALIGN.  Make sure that the parameter
 328         is at least word aligned.
 329
 330 2005-01-22  Roger Sayle  <roger@eyesopen.com>
 331
 332         PR middle-end/19378
 333         * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
 334
 335 2005-01-22  Richard Henderson  <rth@redhat.com>
 336
 337         PR target/19506
 338         * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
 339         in both compare operands.
 340         (movdfcc_1_sse_max): Likewise.
 341         (movsfcc_1_sse): Likewise.  Add earlyclobber for scratch.
 342         (movdfcc_1_sse): Likewise.
 343         * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
 344         scratch register as needed.
 345
 346 2005-01-22  Richard Henderson  <rth@redhat.com>
 347
 348         * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
 349
 350         * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
 351
 352 2005-01-22  Richard Henderson  <rth@redhat.com>
 353
 354         * genopinit.c (optabs): Use smin/smax for floating point too.
 355         * doc/md.texi: Update to match.  Clarify that floating point
 356         results are undefined for +0/-0 and NaN.
 357         * doc/rtl.texi: Likewise.
 358         * rtl.def (SMIN, SMAX): Likewise
 359         * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
 360
 361         * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
 362         leading 's' to the name.
 363         * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
 364         smaxxf3, sminxf3): Likewise.
 365         * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
 366         Likewise.
 367
 368 2005-01-22  Paul Brook  <paul@codesourcery.com>
 369
 370         * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
 371
 372 2005-01-21  Mark Dettinger  <dettinge@de.ibm.com>
 373
 374         * config/s390/s390.c (struct processor_costs): New fields
 375         dlgr, dlr, dr, dsgfr, dsgr.
 376         (z900_cost, z990_cost): Values for new fields.
 377         (s390_rtx_costs): New cases MEM und COMPARE in switch
 378         statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
 379         DIV, MOD, UDIV, UMOD.
 380
 381 2005-01-21  Ulrich Weigand  <uweigand@de.ibm.com>
 382
 383         * config/s390/s390.md ("doloop_si64"): Reload input value directly
 384         into the register being decremented.
 385         ("doloop_si31", "doloop_di"): Likewise.
 386         ("*doloop_si_long"): Adapt pattern.
 387
 388 2005-01-21  Ulrich Weigand  <uweigand@de.ibm.com>
 389
 390         * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
 391         access registers.
 392         (CLASS_MAX_NREGS): Likewise.
 393
 394 2005-01-21  Daniel Berlin  <dberlin@dberlin.org>
 395
 396         * doc/tree-ssa.texi (Statement Operands): Add example for new
 397         must-def macro. Note deprecation of old operands interface.
 398
 399 2005-01-22  Richard Sandiford  <rsandifo@redhat.com>
 400
 401         PR tree-optimization/19484
 402         * tree-cfg.c (remove_fallthru_edge): New function.
 403         (cleanup_control_flow): Remove fallthru edges from calls that are
 404         now known not to return.
 405
 406 2005-01-20  Daniel Berlin  <dberlin@dberlin.org>
 407
 408         Fix PR tree-optimization/19038
 409         * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
 410         copies with loop variant ones.
 411
 412 2005-01-22  Kazu Hirata  <kazu@cs.umass.edu>
 413
 414         * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
 415         config/alpha/alpha-protos.h, config/alpha/alpha.h,
 416         config/alpha/alpha.md, config/alpha/predicates.md,
 417         config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
 418         config/sparc/sol2.h: Update copyright.
 419
 420         * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
 421         first label to see if it is a nonlocal label.
 422
 423 2005-01-22  David Edelsohn  <edelsohn@gnu.org>
 424             Andrew Pinski  <pinskia@physics.uc.edu>
 425
 426         PR target/19491
 427         * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
 428         maximum number of GPRs.  Saturate n_fpr at maximum number of FPRs.
 429
 430 2005-01-22  Ralf Corsepius  <ralf.corsepius@rtems.org>
 431
 432         * config/rs6000/rtems.h: Update copyright.
 433
 434 2005-01-22  Ralf Corsepius  <ralf.corsepius@rtems.org>
 435
 436         PR target/19548
 437         * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
 438         (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
 439         (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
 440
 441 2005-01-22  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
 442
 443         PR c/18809
 444         * c-typeck.c (convert_arguments): Check for error_mark_node.
 445
 446 2005-01-21  Ian Lance Taylor  <ian@airs.com>
 447
 448         PR tree-optimization/13000
 449         * tree-inline.c: Include "tree-flow.h".
 450         (expand_call_inline): If warn_return_type, warn if non-void inline
 451         function falls through.
 452         * tree-cfg.c (execute_warn_function_return): Don't warn about
 453         control reaching end if TREE_NO_WARNING is set.  Set
 454         TREE_NO_WARNING.
 455         * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
 456         has been lowered.
 457         * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
 458         branch if we don't need one.
 459         * c-typeck.c: Include "tree-flow.h"
 460         (c_finish_bc_stmt): Don't add a goto if the current statement
 461         list doesn't fall through to the current point.
 462
 463 2005-01-21  Roger Sayle  <roger@eyesopen.com>
 464
 465         PR rtl-optimization/576
 466         * real.c (real_arithmetic): Change return type from void to bool
 467         to return an indication that the result may be inexact.
 468         * real.h (real_arithmeric): Update prototype.
 469         * fold-const.c (const_binop):  Don't constant fold floating
 470         point expressions when the user specifies -frounding-math and
 471         the result may depend upon the run-time rounding mode.
 472         (fold_convert_const_real_from_real): Clean-up.
 473         (fold_initializer): Ignore flag_rounding_math for initializers.
 474         * simplify-rtx.c (simplify_binary_operation): Likewise, don't
 475         constant fold FP operations with flag_rounding_math if the
 476         result may depend upon the run-time rounding mode.
 477
 478 2005-01-21  Tom Tromey  <tromey@redhat.com>
 479
 480         * c-cppbuiltin.c (define__GNUC__): Correct assertion.
 481
 482 2005-01-21  Kazu Hirata  <kazu@cs.umass.edu>
 483
 484         * tree-cfg.c: Fix comment typos.
 485
 486 2005-01-21  J"orn Rennecke <joern.rennecke@st.com>
 487
 488         * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
 489         around the call to rest_of_handle_branch_target_load_optimize.
 490
 491 2005-01-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
 492
 493         * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
 494         (sparc64-*-openbsd*): Likewise.
 495         (sparclite-*-elf*): Include tm-dwarf2.h.
 496         (sparc86x-*-elf*): Likewise.
 497         (sparc64-*-elf*): Likewise.
 498         * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
 499         (DBX_DEBUGGING_INFO): Likewise.
 500         * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
 501         (PREFERRED_DEBUGGING_TYPE): Likewise.
 502         * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
 503         * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
 504         (PREFERRED_DEBUGGING_TYPE): Likewise.
 505         * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
 506         (PREFERRED_DEBUGGING_TYPE): Likewise.
 507         * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
 508
 509 2005-01-21  Hans-Peter Nilsson  <hp@bitrange.com>
 510
 511         PR target/18701
 512         * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
 513
 514 2005-01-20  Paul Brook  <paul@codesourcery.com>
 515
 516         * doc/rtl.texi: Document value extension requirements for CONST_INT.
 517
 518 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
 519
 520         * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
 521         label is first in a sequence of labels.
 522
 523         * tree-cfg.c (tree_verify_flow_info): Fix a typo.
 524
 525 2005-01-20  Janis Johnson  <janis187@us.ibm.com>
 526             Giovanni Bajo  <giovannibajo@gcc.gnu.org>
 527
 528         * doc/sourcebuild.texi (Test Directives): New.
 529
 530 2005-01-20  Roger Sayle  <roger@eyesopen.com>
 531
 532         * real.c (real_floor): Don't leave the result uninitialized when
 533         mode is VOIDMode, but return the unrounded intermediate value.
 534         (real_ceil): Likewise.
 535
 536 2005-01-20  Paul Brook  <paul@codesourcery.com>
 537
 538         * config/arm/arm.md (insv): Use gen_int_mode.
 539
 540 2005-01-20  Eric Botcazou  <ebotcazou@libertysurf.fr>
 541
 542         * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
 543         * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
 544         * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
 545         * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
 546         * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
 547
 548 2005-01-20  Daniel Berlin  <dberlin@dberlin.org>
 549
 550         Fix PR debug/19124
 551         * dwarf2out.c (concat_loc_descriptor): We don't know we can use
 552         fbreg, so we have to assume we can't.
 553         (loc_descriptor_from_tree_1): Ditto.
 554         (containing_function_has_frame_base): New function.
 555         (add_location_or_const_value_attribute): Use it.
 556         Also try to generate a frame_base from a single element location
 557         list.
 558
 559 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
 560
 561         PR tree-optimization/15349
 562         * timevar.def (TV_TREE_MERGE_PHI): New.
 563         * tree-cfg.c (tree_forwarder_block_p): Add a new argument
 564         PHI_WANTED.
 565         (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
 566         calls to tree_forwarder_block_p.
 567         (remove_forwarder_block_with_phi, merge_phi_nodes,
 568         gate_merge_phi, pass_merge_phi): New.
 569         * tree-optimize.c (init_tree_optimization_passes): Add
 570         pass_merge_phi.
 571         * tree-pass.h: Add an extern for pass_merge_phi;
 572
 573 2005-01-20  Richard Henderson  <rth@redhat.com>
 574
 575         PR target/19418
 576         * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
 577         (_mm_castps_pd, _mm_castps_si128): New.
 578         (_mm_castsi128_ps, _mm_castsi128_pd): New.
 579
 580 2005-01-20  Richard Henderson  <rth@redhat.com>
 581
 582         PR target/19530
 583         * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
 584         __builtin_ia32_vec_init_v2si.
 585         (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
 586         * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
 587         (ix86_init_mmx_sse_builtins): Create it.
 588         (ix86_expand_builtin): Expand it.
 589         (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
 590         * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
 591         (vec_extractv2si_0, vec_extractv2si_1): New.
 592
 593 2005-01-20  Richard Henderson  <rth@redhat.com>
 594
 595         PR target/16533
 596         * config/i386/i386.c (ix86_expand_push): New.
 597         * config/i386/mmx.md (push<MMXMODE>1): New.
 598         * config/i386/sse.md (push<SSEMODE>1): New.
 599         * config/i386/i386-protos.h: Update.
 600
 601 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
 602
 603         * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
 604         copyright.
 605
 606 2005-01-20  Richard Henderson  <rth@redhat.com>
 607
 608         * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
 609         * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
 610
 611 2005-01-19  Richard Henderson  <rth@redhat.com>
 612
 613         PR target/19350
 614         * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
 615         to V4SFmode in SSE1 fallback load path.
 616
 617 2005-01-19  Richard Henderson  <rth@redhat.com>
 618
 619         * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
 620         in QImode expansion to ix86_expand_vector_set.
 621         (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
 622
 623 2005-01-19  Richard Henderson  <rth@redhat.com>
 624
 625         PR target/19511
 626         * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
 627         subclass of the input class.
 628         (ix86_secondary_memory_needed): Always true for cross-MMX classes.
 629         Always true for cross-SSE1 classes.  Rationalize conditionals.
 630         * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
 631         * config/i386/i386.md (movsi_1): Add MMX/SSE zeros.  Fix alternatives
 632         for SSE1.  Don't check TARGET_INTER_UNIT_MOVES.
 633         (movdi_2): Add MMX/SSE zeros.
 634         (movdi_1_rex64): Likewise.  Don't check TARGET_INTER_UNIT_MOVES.
 635         (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
 636         (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
 637         (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
 638         (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
 639         (zero_extendsidi2_rex64_1): Remove.
 640         (MOV0 peephole): Check GENERAL_REG_P.
 641
 642 2005-01-19  Richard Henderson  <rth@redhat.com>
 643
 644         PR target/19427
 645         * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
 646         shufps elements.
 647         (ix86_expand_vector_extract): Likewise.
 648
 649 2005-01-19  Richard Henderson  <rth@redhat.com>
 650
 651         PR middle-end/19304
 652         * expr.c (emit_move_change_mode): New argument force; use
 653         simplify_gen_subreg if true.
 654         (emit_move_via_alt_mode): Merge into ...
 655         (emit_move_via_integer): ... here.
 656         (emit_move_ccmode): Use emit_move_change_mode directly.
 657
 658 2005-01-19  Richard Henderson  <rth@redhat.com>
 659
 660         PR target/19518
 661         * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
 662         (alpha_preferred_reload_class): Handle CONST_VECTOR.
 663         (alpha_emit_set_const_1): Add no_output parameter; don't emit
 664         rtl if true.
 665         (alpha_emit_set_const): Likewise.  Make static.
 666         (alpha_emit_set_long_const): Make static.
 667         (alpha_extract_integer): Split out from alpha_expand_mov.
 668         (alpha_split_const_mov): Likewise.
 669         (alpha_expand_mov): Use them.  Handle CONST_VECTOR.
 670         (alpha_legitimate_constant_p): New.
 671         * config/alpha/alpha-protos.h: Update.
 672         * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
 673         (LEGITIMATE_CONSTANT_P): Re-implement with a function.
 674         * config/alpha/alpha.md (movsi): Add n alternative.
 675         (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
 676         (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
 677         (splitters for all of the above): Use alpha_split_const_mov.
 678         * config/alpha/predicates.md (non_add_const_operand): New.
 679         (non_zero_const_operand): New.
 680         (input_operand): Use alpha_legitimate_constant_p after reload.
 681
 682 2005-01-19  Zdenek Dvorak  <dvorakz@suse.cz>
 683
 684         PR tree-optimization/19038
 685         * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
 686         (add_candidate): Add ivs with increment in latch only if
 687         allow_ip_end_pos_p is true.
 688         (determine_iv_cost): Use empty_block_p.
 689
 690 2005-01-19  Daniel Berlin  <dberlin@dberlin.org>
 691
 692         * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
 693         (compute_dominance_frontiers): Ditto.
 694
 695 2005-01-19  Ralf Corsepius  <ralf.corsepius@rtems.org>
 696
 697         PR target/19529
 698         * config/sh/t-rtems: New.
 699         * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
 700
 701 2005-01-19  Zdenek Dvorak  <dvorakz@suse.cz>
 702
 703         * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
 704         the offset of the selected field.
 705
 706 2005-01-19  Kazu Hirata  <kazu@cs.umass.edu>
 707
 708         * tree-cfg.c (remove_forwarder_block): Fix the check to
 709         prevent a nonlocal label from appearing in the middle of a
 710         basic block.
 711
 712 2005-01-19  Hans-Peter Nilsson  <hp@axis.com>
 713
 714         PR rtl-optimization/19462
 715         * reorg.c (find_end_label): Create return insn only if
 716         current_function_epilogue_delay_list is empty.
 717
 718 2005-01-19  Paolo Bonzini  <bonzini@gnu.org>
 719
 720         * doc/passes.texi: Remove paragraph mentioning new-ra.
 721
 722 2005-01-19  Jakub Jelinek  <jakub@redhat.com>
 723
 724         PR rtl-optimization/15139
 725         * combine.c: Include params.h.
 726         (count_rtxs): New function.
 727         (record_value_for_reg): If replace_rtx would replace at least
 728         2 occurrences of REG in VALUE and TEM is really large, replace REG with
 729         (clobber (const_int 0)) instead of TEM.
 730         * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
 731         * params.h (MAX_LAST_VALUE_RTL): New.
 732         * Makefile.in (combine.o): Depend on $(PARAMS_H).
 733         * doc/invoke.texi (--param max-last-value-rtl=N): Document.
 734
 735         PR c/17297
 736         * c-typeck.c (digest_init): Only call build_vector if all constructor
 737         elements are *_CST nodes.
 738         * gimplify.c (gimplify_init_constructor): Likewise.
 739
 740         PR middle-end/19164
 741         * c-typeck.c (digest_init): Only call build_vector if inside_init
 742         is a CONSTRUCTOR.
 743
 744 2005-01-18  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>
 745
 746         * toplev.c (init_asm_output): Remove dead #ifdef.
 747
 748 2005-01-18  Kaz Kojima  <kkojima@gcc.gnu.org>
 749
 750         * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
 751
 752 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
 753
 754         * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
 755         accessing DECL_FUNCTION_CODE.
 756         * dojump.c (do_jump): Likewise.
 757         * gimplify.c (gimplify_call_expr): Likewise.
 758         * predict.c (expr_expected_value): Likewise.
 759         (strip_builtin_expect): Likewise.
 760         * tree-inline.c (estimate_num_insns_1): Likewise.
 761         * tree-ssa-loop-im.c (stmt_cost): Likewise
 762         * fold-const.c (fold): Test for BUILT_IN_NORMAL.
 763         (tree_expr_nonnegative_p): Likewise.
 764
 765 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
 766
 767         * config/sparc/sparc.c (load_pic_register): Emit the appropriate
 768         variant of the load_pcrel_sym pattern.
 769         * config/sparc/sparc.md (P macro): Move to the top.
 770         (load_pcrel_sym): Macroize using P.
 771         (save_register_window): Likewise.
 772
 773 2005-01-18  Aldy Hernandez  <aldyh@redhat.com>
 774
 775         * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
 776         ("sordered"): Same.
 777
 778 2005-01-18  Andrew Pinski  <pinskia@physics.uc.edu>
 779
 780         PR C/19472
 781         * c-typeck.c (build_asm_expr): Strip nops off
 782         input memory operands.
 783
 784 2005-01-18  David Edelsohn  <edelsohn@gnu.org>
 785
 786         * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
 787         _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
 788         * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
 789         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
 790
 791 2005-01-18  Joel Sherrill <joel.sherrill@oarcorp.com>
 792
 793         PR target/19379
 794         * config/i386/i386.c (override_options): If the 80387 is disabled,
 795         then do not return FP values using FP registers.
 796
 797 2005-01-18  Kazu Hirata  <kazu@cs.umass.edu>
 798
 799         * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
 800         c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
 801         combine.c, config.gcc, coverage.h, cse.c, cselib.c,
 802         defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
 803         flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
 804         gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
 805         output.h, postreload-gcse.c, postreload.c, recog.c,
 806         resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
 807         targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
 808         tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
 809         tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
 810         tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
 811         tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
 812         tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
 813         unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
 814
 815         * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
 816         config/alpha/alpha.c, config/arm/vfp.md,
 817         config/i386/emmintrin.h, config/i386/i386-modes.def,
 818         config/i386/i386-protos.h, config/i386/i386.h,
 819         config/i386/pmmintrin.h, config/i386/ppro.md,
 820         config/i386/predicates.md, config/i386/xmmintrin.h,
 821         config/i860/i860.c, config/ia64/ia64-modes.def,
 822         config/ia64/ia64-protos.h, config/ia64/ia64.h,
 823         config/ia64/ia64.md, config/ia64/itanium1.md,
 824         config/ia64/itanium2.md, config/ia64/predicates.md,
 825         config/iq2000/iq2000.h, config/mips/linux64.h,
 826         config/rs6000/aix41.h, config/rs6000/aix43.h,
 827         config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
 828         config/rs6000/rs6000.c, config/rs6000/rs6000.h,
 829         config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
 830         config/sparc/linux64.h, config/sparc/litecoff.h,
 831         config/sparc/sp64-elf.h, config/sparc/sparc.c,
 832         config/sparc/sparc.h, config/sparc/sparc.md,
 833         config/sparc/sysv4-only.h: Update copyright.
 834
 835 2005-01-18  Richard Henderson  <rth@redhat.com>
 836
 837         PR target/19496
 838         * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
 839
 840 2005-01-18  Marc Espie  <espie@openbsd.org>
 841         * config/i386/openbsdelf.h: Typo.
 842
 843 2005-01-18  Richard Henderson  <rth@redhat.com>
 844
 845         * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
 846         special case for sse.
 847         * config/i386/predicates.md (sse_comparison_operator): Likewise.
 848
 849 2005-01-18  Dorit Naishlos  <dorit@il.ibm.com>
 850
 851         * tree-inline.c (estimate_num_insns_1): Added cases for
 852         ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
 853
 854 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
 855
 856         PR rtl-optimization/19296
 857         * combine.c (simplify_comparison): Rewrite the condition under
 858         which a non-paradoxical SUBREG of a PLUS can be lifted when
 859         compared against a constant.
 860
 861 2005-01-18  Andi Kleen <ak@muc.de>
 862
 863         * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
 864         * c.opt (-Wpointer-sign): Add.
 865         * doc/invoke.texi: (-Wpointer-sign): Add.
 866
 867 2005-01-18  Uros Bizjak  <uros@kss-loka.si>
 868
 869         * config/i386/i386.c (override_options): Revert 2004-11-24 change.
 870         * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
 871         *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
 872         logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
 873         exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
 874         nearbyintsf2): Disable for TARGET_SSE_MATH.  Leave patterns enabled
 875         for TARGET_MIX_SSE_I387.
 876         (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
 877         sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
 878         atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
 879         log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
 880         floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
 881         (TARGET_SSE2 && TARGET_SSE_MATH).  Leave patterns enabled for
 882         TARGET_MIX_SSE_I387.
 883         (atan2sf3, atan2df3, atan2xf3): Remove register constraints
 884         from expander.
 885
 886 2005-01-18  Uros Bizjak  <uros@kss-loka.si>
 887
 888         PR target/19424
 889         * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
 890         Add movaps alternative for xmm reg->reg move.
 891
 892 2005-01-17  Jeff Law  <law@redhat.com>
 893
 894         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
 895         at the end of the main DOM loop rather than just before DOM exits.
 896
 897 2005-01-17  Diego Novillo  <dnovillo@redhat.com>
 898
 899         PR tree-optimization/19121
 900         * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
 901         adding aliases to a name tag, also add them to the pointer's
 902         type tag.
 903         * tree-ssa-copy.c (merge_alias_info): Do not merge flow
 904         sensitive alias info at all.  Only check that the two pointers
 905         have compatible pointed-to sets.
 906         * tree-ssa.c (verify_name_tags): Verify that the alias set of
 907         a pointer's type tag is a superset of the alias set of the
 908         pointer's name tag.
 909
 910 2005-01-17  James E Wilson  <wilson@specifixinc.com>
 911
 912         PR target/19357
 913         * config/ia64/ia64.md (movxf): Handle general register source.  Adjust
 914         comment to document why.
 915
 916 2005-01-17  Richard Henderson  <rth@redhat.com>
 917
 918         * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
 919         sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
 920         sse2_vmsmaxv2df3_finite, sminv2df3_finite,
 921         sse2_vmsminv2df3_finite): New.
 922         (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
 923         sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
 924         Force op1 into register.
 925
 926 2005-01-17  Kelley Cook  <kcook@gcc.gnu.org>
 927
 928         * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
 929         bubblestrap from always rebuilding build directory.
 930
 931 2005-01-17  Ulrich Weigand  <uweigand@de.ibm.com>
 932
 933         * config/s390/s390.md ("*clc"): Remove incorrect '='.
 934         ("*cmpmem_short"): Likewise.
 935
 936 2005-01-17  Steven Bosscher  <stevenb@suse.de>
 937
 938         * basic-block.h: Document BB_* flags.
 939         * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
 940         use an sbitmap instead.
 941         * sched-rgn.c (compute_trg_info): Likewise.
 942
 943 2005-01-17  Richard Sandiford  <rsandifo@redhat.com>
 944
 945         * config.gcc (mips64*-*-linux*): Set the default abi to n32.  Remove
 946         redundant target_cpu_default and extra_parts lines.  Use the default
 947         "from-abi" ISA.
 948         * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
 949         (SUBTARGET_EXTRA_SPECS): Delete.
 950         (DRIVER_SELF_SPECS): Remove architecture lines.  Set the ABI directly.
 951         (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
 952         * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
 953         and "n32" for -mabi=n32.
 954
 955 2005-01-17  Ian Lance Taylor  <ian@airs.com>
 956
 957         PR c/5675
 958         * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
 959         fold constant variables into initial values.
 960
 961 2005-01-17  Kazu Hirata  <kazu@cs.umass.edu>
 962
 963         * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
 964
 965         * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
 966         through the statements backward.
 967
 968 2005-01-17  Ian Lance Taylor  <ian@airs.com>
 969
 970         PR middle-end/13127:
 971         * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
 972         a variable set to the return value of the inlined function.
 973
 974 2005-01-17  Mark Dettinger  <dettinge@de.ibm.com>
 975
 976         * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
 977         when modes are tieable.
 978
 979 2005-01-17  Ranjit Mathew  <rmathew@hotmail.com>
 980
 981         * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
 982         of pthread_create to find out if threads are enabled.
 983         * gthr-posix95.h (__gthread_active_p): Likewise.
 984
 985 2005-01-17  Paolo Bonzini  <bonzini@gnu.org>
 986
 987         * common.opt (-fnew-ra): Remove.
 988         * ra*.*: Remove.
 989         * toplev.h (flag_new_regalloc): Remove.
 990         * Makefile.in (ra*.*): Don't mention.
 991         * passes.c (rest_of_handle_new_regalloc): Remove.
 992         (rest_of_handle_combine, rest_of_compilation): Always consider
 993         flag_new_regalloc as false.
 994         * doc/invoke.texi: Don't document -fnew-ra.
 995
 996 2005-01-17  Paolo Bonzini <bonzini@gnu.org>
 997
 998         * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
 999         last parameter to reg_scan.
1000         * loop.c (loop_optimize): Likewise.
1001         * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
1002         rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
1003         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1004         rest_of_handle_gcse, rest_of_handle_loop_optimize,
1005         rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
1006         * regclass.c (reg_scan): Likewise, for the declaration.
1007         * rtl.h (reg_scan): Likewise, for the prototype.
1008
1009 2005-01-17  Kazu Hirata  <kazu@cs.umass.edu>
1010
1011         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
1012         mark_dfs_back_edges.
1013
1014 2005-01-16  Daniel Berlin  <dberlin@dberlin.org>
1015
1016         * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
1017         (compute_avail): Uses don't go in tmp_gen.
1018
1019 2005-01-16  Steven Bosscher  <stevenb@suse.de>
1020
1021         * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
1022         loop to look for a free slot in a page entry.
1023
1024 2005-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1025
1026         PR target/16304
1027         * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
1028         * toplev.c (compile_file): Call process_pending_assemble_output_defs
1029         just before targetm.asm_out.file_end.
1030         * tree.h (process_pending_assemble_output_defs): Declare.
1031         * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
1032         New functions.
1033         (assemble_alias): Defer generation of assembly code for defines when
1034         TARGET_DEFERRED_OUTPUT_DEFS is true.
1035         * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1036         * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1037         * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
1038
1039 2005-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1040
1041         PR target/19336
1042         * pa.c (pa_scalar_mode_supported_p): New function.
1043         (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1044         * pa.h (MIN_UNITS_PER_WORD): Add comment.
1045
1046         * pa-protos.h (prefetch_operand): Delete.
1047         (prefetch_cc_operand, prefetch_nocc_operand): New declations.
1048         * pa.c (prefetch_operand): Delete.
1049         (prefetch_cc_operand, prefetch_nocc_operand): New functions.
1050         * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
1051         (PREDICATE_CODES): Delete prefetch_operand.  Add prefetch_cc_operand
1052         and prefetch_nocc_operand.
1053         * pa.md (prefetch): Rework to avoid reload problems handling short
1054         displacements when a cache control completer needs to be provided.
1055         (prefetch_32, prefetch_64): Delete.
1056         (prefetch_cc, prefetch_nocc): New patterns.
1057
1058 2005-01-15  David Edelsohn  <edelsohn@gnu.org>
1059
1060         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
1061
1062 2005-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1063
1064         PR ada/19388
1065         * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
1066         exceeds maximum alignment for global common data.
1067         * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
1068         * som.h (MAX_OFILE_ALIGNMENT): Likewise.
1069
1070 2004-01-15  Roger Sayle  <roger@eyesopen.com>
1071
1072         * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
1073
1074 2004-01-15  Roger Sayle  <roger@eyesopen.com>
1075
1076         * harg-reg-set.h (reg_class_names): Prototype global array.
1077         * regclass.c (reg_class_names): Declare here and initialize to
1078         REG_CLASS_NAMES.
1079         (dump_regclass): Remove local declaration of reg_class_names.
1080         (regclass): Likewise.
1081         * cfg.c (dump_flow_info): Likewise.
1082         * ra-debug.c (reg_class_names): Likewise.
1083         * regrename.c (reg_class_names): Likewise.
1084         * reload.c (reg_class_names): Likewise.
1085         * reload1.c (spill_failure): Likewise.
1086         * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
1087
1088 2005-01-15  Ulrich Weigand  <uweigand@de.ibm.com>
1089
1090         * config/s390/s390.md ("reload_outti"): Remove predicate for
1091         output operand.  Abort if operand is not a MEM.
1092         ("reload_outdi", "reload_outdf"): Likewise.
1093
1094 2005-01-15  Marc Espie  <espie@openbsd.org>
1095
1096         * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
1097         (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
1098         * config/openbsd.h:  Fix C++ includes for native configurations.
1099         Add proper OS_CPP_BUILTINS.  Fix libspec for recent OpenBSD.
1100         Add trampoline support.
1101         * config/i386/openbsdelf.h: New.
1102
1103 2005-01-15  Marc Espie  <espie@openbsd.org>
1104
1105         * collect2.c (main): Explicitly parse -dynamic-linker option.
1106
1107 2005-01-15  Jakub Jelinek  <jakub@redhat.com>
1108
1109         PR tree-optimization/19060
1110         * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
1111         Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
1112         (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
1113         and handle extract_range_from_cond returning false.
1114         * fold-const.c (fold): Optimize comparisons with min/max even for
1115         width > HOST_BITS_PER_WIDE_INT.
1116
1117 2005-01-15  Ralf Corsepius  <ralf.corsepius@rtems.org>
1118
1119         * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
1120         * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
1121         Remove little endian multilib variants.
1122         Add mips32 multilib variant.
1123
1124 2005-01-15  Kazu Hirata  <kazu@cs.umass.edu>
1125
1126         * explow.c (copy_all_reg, stabilize): Remove.
1127         * expr.h: Remove the corresponding prototypes.
1128
1129         * rtlanal.c (regs_set_between_p): Remove.
1130         * rtl.h: Remove the corresponding prototype.
1131
1132 2005-01-14  David Edelsohn  <edelsohn@gnu.org>
1133
1134         * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
1135         to rs6000_nonimmediate_operand.
1136         * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
1137         rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
1138         * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
1139         rs6000_nonimmediate_operand.
1140         * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
1141         rs6000_nonimmediate_operand.
1142
1143 2005-01-14  Andrew Pinski  <pinskia@physics.uc.edu>
1144
1145         * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
1146
1147 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
1148
1149         * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
1150         on e500v2.
1151         (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
1152         (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
1153
1154         * config/rs6000/rs6000.c (invalid_e500_subreg): New.
1155         (rs6k_nonimmediate_operand): New.
1156         (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
1157         correctly.
1158         (legitimate_lo_sum_address_p): Same.
1159         (rs6000_legitimize_address): Same.
1160         (rs6000_legitimize_reload_address): Same.
1161         (rs6000_legitimate_address): Same.
1162         (spe_build_register_parallel): Pass DF and DC modes in a DI
1163         register.
1164
1165         * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
1166         to rs6k_nonimmediate_operand.
1167
1168         * config/rs6000/spe.md ("*frob_df_di"): New.
1169         ("*frob_di_df"): New.
1170         ("*frob_di_df_2"): New.
1171         ("*mov_sidf_e500_subreg0"): New.
1172         ("*mov_sidf_e500_subreg4"): New.
1173         ("*movdf_e500_double"): Change predicate to
1174         rs6k_nonimmediate_operand.
1175
1176 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
1177
1178         * postreload.c (move2add_note_store): Only call
1179         trunc_int_for_mode on scalar integers.
1180
1181 2005-01-14  Steven Bosscher  <stevenb@suse.de>
1182
1183         * tree-ssa-dce.c (visited_control_parents): New sbitmap to
1184         replace BB_VISITED uses.
1185         (find_obviously_necessary_stmts): Don't clear BB_VISITED.
1186         (propagate_necessity): Check the bitmap instead of BB_VISITED.
1187         (tree_dce_done): Free visited_control_parents.
1188         (perform_tree_ssa_dce): Allocate and clear it.
1189         * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
1190         (compute_antic): Iterate from here using a DFS.  Use an sbitmap
1191         instead of BB_VISITED.
1192
1193 2005-01-14  Kazu Hirata  <kazu@cs.umass.edu>
1194
1195         * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
1196         rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
1197         Remove unused prototypes.
1198
1199 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
1200
1201         * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
1202         64-bit register usage.
1203         (spe_func_has_64bit_regs_p): Add FIXME note.
1204
1205 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
1206
1207         * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
1208         flag_finite_math_only with flag_unsafe_math_optimizations.
1209
1210 2005-01-14  J. D. Johnston  <jjohnst@us.ibm.com>
1211
1212         * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
1213         end-of-stack check.
1214         (__tpf_eh_return): Copy TPF private stack area from the module
1215         boundary stack frame.  Add check for when module addresses are
1216         equal, but no stub address is found.
1217
1218 2005-01-14  Richard Earnshaw  <rearnsha@arm.com>
1219
1220         PR target/7525
1221         * arm.h (struct machine_function): Add call_via field.
1222         (thumb_call_via_label): Declare.
1223         * arm.c (thumb_call_via_label): New variable.
1224         (thumb_call_reg_needed): New variable.
1225         (arm_output_function_epilogue): For Thumb code, output any per-function
1226         call-indirect trampolines.
1227         (thumb_call_via_reg): New function.
1228         (arm_file_end): New function.
1229         (TARGET_ASM_FILE_END): Call arm_file_end.
1230         (aof_file_end): Likewise.
1231         * arm-protos.h (thumb_call_via_reg): Declare.
1232         * arm.md (call_reg_thumb, call_value_reg_thumb): Call
1233         thumb_call_via_reg in normal case.
1234
1235 2005-01-14  Jakub Jelinek  <jakub@redhat.com>
1236
1237         PR middle-end/19084
1238         PR rtl-optimization/19348
1239         * recog.c (peephole2_optimize): Do global life update if some peephole
1240         decides it doesn't need at least one of its inputs and that change
1241         influences liveness at the start of the basic block.
1242
1243         * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
1244         arguments instead of 1.
1245
1246 2005-01-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
1247
1248         PR middle-end/18820
1249         * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
1250         zero for nested functions needing a static chain or functions
1251         with a non-constant address.
1252
1253 2005-01-13  Roger Sayle  <roger@eyesopen.com>
1254
1255         * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
1256         (and (sign_extend X) C) into (zero_extend (and X C)).
1257
1258 2005-01-13  David O'Brien  <obrien@FreeBSD.org>
1259
1260         * config/freebsd-spec.h:  Make KSE pthread lib logic the default.
1261
1262 2005-01-13  Richard Henderson  <rth@redhat.com>
1263
1264         PR target/19009
1265         PR target/19250
1266         PR target/19252
1267         * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
1268         bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
1269         not just TARGET_SSE.
1270         (cmpfp_i_387): Rename from cmpfp_i.  Move after sse patterns.
1271         (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
1272         (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
1273         (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
1274         (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
1275         (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
1276         (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
1277         fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
1278         (movdicc_c_rex64): Rename with '*'.
1279         (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
1280         (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
1281         (movsfcc_1_387): Rename from movsfcc_1.
1282         (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
1283         (movdfcc_1, movdfcc_1_rex64): Add check for 387.
1284         (sminsf3, smaxsf3, smindf3, smaxdf3): New.
1285         (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
1286         mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
1287         maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
1288         sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
1289         sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
1290         sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1291         sse_movdfcc_const0_4): Remove.
1292         * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
1293         recognize min/max early.  Update for changed sse cmove patterns.
1294         (ix86_split_sse_movcc): New.
1295         * config/i386/i386-protos.h: Update.
1296
1297 2005-01-13  Steven Bosscher  <stevenb@suse.de>
1298
1299         * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
1300         (fix_stmt_v_may_defs): Likewise.
1301
1302 2005-01-13  Richard Henderson  <rth@redhat.com>
1303
1304         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
1305         for converting the mask.
1306
1307 2005-01-13  David Edelsohn  <edelsohn@gnu.org>
1308
1309         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
1310         definition to 600.
1311
1312 2005-01-13  Richard Henderson  <rth@redhat.com>
1313
1314         * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
1315         IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
1316         IX86_BUILTIN_MOVDQ2Q): Remove.
1317         (IX86_BUILTIN_VEC_EXT_V4SI): New.
1318         (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
1319         (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
1320         shuffling.
1321         * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
1322         (sse2_pextrw): Fix immediate constraint.
1323         (sse2_loadq, sse2_loadq_rex64): Remove.
1324         * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
1325         Use __builtin_ia32_vec_ext_<size>.
1326         (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
1327
1328 2005-01-13  Aldy Hernandez  <aldyh@redhat.com>
1329
1330         * function.c (assign_parm_setup_block): Look inside original
1331         entry_parm when inspecting PARALLEL.
1332
1333 2005-01-13  Ralf Corsepius  <ralf.corsepius@rtems.org>
1334             Joel Sherrill  <joel@oarcorp.com>
1335
1336         PR target/19399
1337         * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
1338         (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1339         rtems_gxx_recursive_mutex_init.
1340         (__gthread_recursive_mutex_lock): New function.
1341         (__gthread_recursive_mutex_trylock): Likewise.
1342         (__gthread_recursive_mutex_unlock): Likewise.
1343
1344 2005-01-13  Ralf Corsepius <ralf.corsepius@rtems.org>
1345
1346         * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
1347
1348 2005-01-13  Jan Beulich  <jbeulich@novell.com>
1349
1350         * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
1351         (ashrti3_internal): Indicate output is early clobber. Generate result
1352         into output rather than first input. Use move for low word of output
1353         if shift count is exactly 64.
1354         (lshrti3_internal): Likewise.
1355
1356 2005-01-13  Hans-Peter Nilsson  <hp@bitrange.com>
1357
1358         PR target/18329
1359         PR target/18330
1360         * reload1.c (delete_output_reload): Don't delete an output reload
1361         if the pseudo lives longer than a single basic block.  Adjust and
1362         improve wording of comment.
1363
1364 2005-01-12  Andrew Pinski  <pinskia@physics.uc.edu>
1365
1366         PR target/19334
1367         * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
1368         of TYPE_SIZE where we mean the number of bytes.
1369
1370 2005-01-12  Aldy Hernandez  <aldyh@redhat.com>
1371
1372         * function.c (assign_parm_setup_block): Relax condition on
1373         multi-register optimization.
1374
1375 2005-01-12  Nick Clifton  <nickc@redhat.com>
1376
1377         * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
1378         an "in_delay_slot" attribute of "no" to prevent them being used in
1379         delay slots.  This is forbidden because they might generate
1380         exceptions.
1381
1382 2005-01-12  Alan Modra  <amodra@bigpond.net.au>
1383
1384         PR target/19389
1385         * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
1386         with r->Y and Y->r.
1387
1388 2005-01-12  Nick Clifton  <nickc@redhat.com>
1389
1390         * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
1391         passed on to GAS) but do not define, as GAS no longer supports or
1392         needs the -m2000 option.
1393
1394 2005-01-11  Roger Sayle  <roger@eyesopen.com>
1395
1396         * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
1397         type as args of unprototyped builtins aren't automatically promoted.
1398         (fold_builtin_abs): Likewise.
1399
1400 2005-01-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1401
1402         * Makefile.in: Set a `build-warn' variable.
1403
1404 2005-01-11  Zdenek Dvorak  <dvorakz@suse.cz>
1405
1406         PR tree-optimization/17949
1407         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
1408         (find_interesting_uses_address): Use it.
1409
1410 2005-01-11  Aldy Hernandez  <aldyh@redhat.com>
1411
1412         * regrename.c (kill_value): Handle subreg's that won't simplify.
1413
1414 2005-01-11  Richard Henderson  <rth@redhat.com>
1415
1416         PR target/13366
1417         * config/i386/i386.h (enum ix86_builtins): Move ...
1418         * config/i386/i386.c: ... here.
1419         (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
1420         IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
1421         IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
1422         IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
1423         IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD,  IX86_BUILTIN_STOREHPD,
1424         IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
1425         IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
1426         IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
1427         IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
1428         IX86_BUILTIN_LOADDDUP): Remove.
1429         (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
1430         IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
1431         IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
1432         IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
1433         IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
1434         (ix86_init_builtins): Make static.
1435         (ix86_init_mmx_sse_builtins): Update for changed builtins.
1436         (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
1437         if all the modes match.  Otherwise, fake it.
1438         (get_element_number, ix86_expand_vec_init_builtin,
1439         ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
1440         (ix86_expand_builtin): Make static.  Update for changed builtins.
1441         (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
1442         operand instead of sse2_loadsd.  Cast sse1 fallback to V4SFmode.
1443         (ix86_expand_vector_init_duplicate): New.
1444         (ix86_expand_vector_init_low_nonzero): New.
1445         (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
1446         Split out from ix86_expand_vector_init; handle integer modes.
1447         (ix86_expand_vector_init): Use them.
1448         (ix86_expand_vector_set, ix86_expand_vector_extract): New.
1449         * config/i386/i386-protos.h: Update.
1450         * config/i386/predicates.md (reg_or_0_operand): New.
1451         * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
1452         (movv2sf_internal): Likewise.  And a splitter to match them all.
1453         (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
1454         vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
1455         vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
1456         vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
1457         (mmx_pinsrw): Fix operand ordering.
1458         * config/i386/sse.md (movv4sf splitter): Use direct pattern,
1459         rather than sse_loadss expander.
1460         (movv2df splitter): Similarly.
1461         (sse_loadss, sse_loadlss): Remove.
1462         (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
1463         (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
1464         (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
1465         (sse3_movddup): Rename with '*'.
1466         (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
1467         (sse2_loadsd): Remove.
1468         (vec_dupv2df_sse3): Rename from sse3_loadddup.
1469         (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
1470         (sse2_pinsrw): Fix argument ordering.
1471         (sse2_loadld, sse2_loadq): Add sse1 alternatives.
1472         (sse2_stored): Remove 'r' destination.
1473         (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
1474         vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
1475         vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
1476         vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
1477         vec_extractv16qi, vec_initv16qi): New.
1478
1479         * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
1480         (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
1481         _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
1482         constructor form.
1483         (_mm_load_pd, _mm_store_pd): Use plain dereference.
1484         (_mm_load_si128, _mm_store_si128): Likewise.
1485         (_mm_load1_pd): Use _mm_set1_pd.
1486         (_mm_load_sd): Use _mm_set_sd.
1487         (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
1488         (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
1489         (_mm_set_epi64): Use _mm_set_epi64x.
1490         (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
1491         _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
1492         _mm_setr_epi8): Use _mm_set_foo form.
1493         (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
1494         (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
1495         (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
1496         (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
1497         * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
1498         (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
1499         (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
1500         (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
1501         (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
1502         * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
1503         (_mm_movedup_pd): Use _mm_shuffle_pd.
1504         * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
1505         _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
1506         (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
1507         _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
1508         Use _mm_setzero_ps.
1509         (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
1510         (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
1511         (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
1512         (_mm_store_ps): Use raw dereference.
1513         (_mm_store1_ps): Use _mm_storeu_ps.
1514         (_mm_storer_ps): Use _mm_store_ps.
1515         (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
1516         (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
1517
1518 2005-01-11  Stan Shebs  <shebs@apple.com>
1519
1520         * config/rs6000/rs6000.c (machopic_output_stub): Issue
1521         ldu instead of lwzu if 64-bit -mdynamic-no-pic.
1522
1523 2005-01-11  Andrew Pinski  <pinskia@physics.uc.edu>
1524
1525         PR target/18761
1526         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
1527         Skip all DECLs except for FIELD_DECLs.
1528
1529 2005-01-11  Andreas Krebbel  <krebbel1@de.ibm.com>
1530
1531         * config/s390/s390.c (override_options): Return error if
1532         -mbackchain, -mpacked-stack and -mhard-float are used together.
1533         (s390_va_start): Remove the backchain && packed-stack special case.
1534         (s390_gimplify_va_arg): Likewise.
1535         * doc/invoke.texi: Remove the ABI incompatibility note.
1536
1537 2005-01-11  Andreas Krebbel  <krebbel1@de.ibm.com>
1538
1539         * config/s390/s390.c (struct s390_frame_layout): Remove
1540         save_backchain_p.
1541         (s390_frame_info, s390_emit_prologue): Replace occurrences of
1542         save_backchain_p with TARGET_BACKCHAIN.
1543
1544 2005-01-11  Alan Modra  <amodra@bigpond.net.au>
1545
1546         PR target/18916
1547         * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
1548         * expr.h (struct locate_and_pad_arg_data): Add "boundary".
1549         * function.c (locate_and_pad_parm): Set new field.
1550         (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
1551         Tweak where_pad test to include "none".  Always set mem align for
1552         stack_parm.
1553         (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
1554         not sufficient for type.
1555         (assign_parm_setup_block): If stack_parm is zero on entry, always
1556         make a new stack local.  Block move old stack parm if necessary
1557         to new aligned stack local.
1558         (assign_parm_setup_stack): Use a block move to handle
1559         potentially misaligned entry_parm.
1560         (assign_parms_unsplit_complex): Specify required alignment when
1561         creating stack local.
1562         * calls.c (compute_argument_addresses): Override alignment of stack
1563         arg calculated from its type with the alignment given by
1564         FUNCTION_ARG_BOUNDARY.
1565         (store_one_arg): Likewise.
1566
1567 2005-01-11  Jan Beulich  <jbeulich@novell.com>
1568
1569         * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
1570         Change respective itanium_class attribute to ialu.
1571         (shladdp4_internal): New.
1572         * config/ia64/predicates.md (shladd_log2_operand): New.
1573
1574 2005-01-11  Richard Henderson  <rth@redhat.com>
1575
1576         * expr.c (store_constructor): Use rtvec_alloc instead of
1577         alloca+gen_rtvec_v, and an incorrect number passed to alloca.
1578
1579 2005-01-11  Kazu Hirata  <kazu@cs.umass.edu>
1580
1581         * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
1582
1583 2005-01-11  Alan Modra  <amodra@bigpond.net.au>
1584
1585         * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
1586         * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
1587         (TARGET_RWRELOC): Define.
1588         (ia64_rwreloc_section_type_flags): Delete.
1589         (ia64_section_type_flags): New function.
1590         * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
1591         (TARGET_RWRELOC): Define.
1592
1593 2005-01-10  David Mosberger  <davidm@hpl.hp.com>
1594
1595         PR target/18987
1596         * config/ia64/ia64.c (process_set): For alloc insn, only call
1597         process_epilogue is !frame_pointer_needed.
1598
1599 2005-01-10  Roger Sayle  <roger@eyesopen.com>
1600
1601         PR c++/19355
1602         * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
1603         unary operator and can't be treated as a binary/comparison operator.
1604
1605 2005-01-10  Richard Henderson  <rth@redhat.com>
1606
1607         * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
1608         (ix86_return_in_memory): Likewise.
1609         (function_arg_advance):  Likewise.  Mirror structure in function_arg
1610         for choosing register to advance.
1611
1612 2005-01-10  Kazu Hirata  <kazu@cs.umass.edu>
1613
1614         * tree-vectorizer.c, tree.def: Fix comment typos.
1615
1616 2005-01-10  Mark Dettinger  <dettinge@de.ibm.com>
1617
1618         * config/s390/s390.c (struct processor_costs): 4 new fields:
1619         ddbr, ddr, debr, der.
1620         (s390_rtx_costs): More precise handling of divide instructions.
1621
1622 2005-01-10  David Edelsohn  <edelsohn@gnu.org>
1623
1624         * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
1625
1626 2005-01-10  Jan Beulich  <jbeulich@novell.com>
1627
1628         * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
1629         names resulting from -ffunction-sections/-fdata-sections and linkonce
1630         ones.
1631         * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
1632         based on the section name. Rearrange the section name comparison logic
1633         slightly so that each section name is compared against at most once.
1634
1635 2005-01-10  Ben Elliston  <bje@au.ibm.com>
1636
1637         * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
1638         targets for which -fPIC reduces limitations on the GOT size.
1639
1640 2005-01-09  Falk Hueffner  <falk@debian.org>
1641
1642         * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
1643         X/C1 cmpop C2.
1644
1645 2005-01-09  David Edelsohn  <edelsohn@gnu.org>
1646
1647         PR target/18720
1648         * collect2.c (main): Set aixrtl_flag for -brtl option.
1649         (resolve_lib_name): Search for .so file extension before .a
1650         if aixrtl_flag set.
1651
1652 2005-01-09  Dorit Naishlos  <dorit@il.ibm.com>
1653
1654         * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
1655         (vect_analyze_data_refs_alignment): Add dump prints.
1656
1657 2005-01-09  Ira Rosen  <irar@il.ibm.com>
1658
1659         * tree-vectorizer.c (vect_analyze_offset_expr): Use
1660         expr_invariant_in_loop_p.
1661         Initialize outputs first thing in the function.
1662         (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
1663         (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
1664         (vect_analyze_pointer_ref_access): Check that the initial condition of
1665         the access function is loop invariant.
1666
1667 2005-01-09  Richard Henderson  <rth@redhat.com>
1668
1669         * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
1670         (ix86_expand_builtin): Likewise.  Frob MASKMOVQ wrt the input mem
1671         just like MASKMOVDQU.  Return plain zero for MMX_ZERO.
1672         * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
1673         mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
1674         movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
1675         movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
1676         sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
1677         ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
1678         mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
1679         mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
1680         sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
1681         mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
1682         mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
1683         gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
1684         ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
1685         mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
1686         mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
1687         mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
1688         eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
1689         pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
1690         pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
1691         pswapdv2sf2): Move to mmx.md; rename as necessary with leading
1692         mmx_ prefix.
1693         (mmx_clrdi, pavgusb): Remove.
1694         (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
1695         with leading sse_ prefix.
1696         * config/i386/sse.md: Receive them.
1697         * config/i386/mmx.md: New file.
1698         (MMXMODE12, MMXMODE24, mmxvecsize): New.
1699         (subrv2sf3): Turn into expander for normal subtraction.
1700         (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
1701         mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
1702         mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
1703         mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
1704         commutative; use ix86_binary_operator_ok.
1705         (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
1706         mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
1707         mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
1708         mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
1709         mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
1710         Macroize from existing patterns; use ix86_binary_operator_ok.
1711         (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
1712         (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
1713         mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise.  Model
1714         with vec_select+vec_concat.
1715         (mmx_pshufw, mmx_pshufw_1): Likewise.
1716         (mmx_uavgv8qi3): Merge pavgusb.  Model correcty.
1717         (mmx_uavgv4hi3): Model correctly.
1718         * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
1719         _mm_xor_si64): Remove casts.
1720
1721 2005-01-09  Zdenek Dvorak  <dvorakz@suse.cz>
1722
1723         PR tree-optimization/19224
1724         * tree-scalar-evolution.c (get_instantiated_value,
1725         set_instantiated_value): New functions.
1726         (instantiate_parameters_1): Cache the results.
1727         (instantiate_parameters, resolve_mixers): Initialize and free
1728         the cache.
1729
1730 2005-01-08  David Edelsohn  <edelsohn@gnu.org>
1731
1732         * config/i386/i386.md (addhi_4): Correct reference in comment.
1733         (addqi_4): Same.
1734
1735 2005-01-08  Richard Henderson  <rth@redhat.com>
1736
1737         * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
1738         (_mm_cvtsi128_si64x): Likewise.
1739         (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
1740         _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
1741         the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
1742         * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
1743         * config/i386/i386-protos.h: Update.
1744         * config/i386/i386.c (print_operand): Add 'H'.
1745         (ix86_fixup_binary_operands): Split out from ...
1746         (ix86_expand_binary_operator): ... here.
1747         (ix86_fixup_binary_operands_no_copy): New.
1748         (ix86_expand_fp_absneg_operator): Handle vector mode results.
1749         (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
1750         (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
1751         (safe_vector_operand): Use CONST0_RTX.
1752         (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
1753         (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
1754         CODE_FOR_sse2_maskmovdqu.  Special case SSE version of MASKMOVDQU
1755         expansion.  Update names for sse{,2,3}_ prefixes.  Remove *maskncmp*
1756         special cases.
1757         * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
1758         (IX86_BUILTIN_CMPNGESS): New.
1759         * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
1760         (attr type): Add sselog1.
1761         (attr unit, attr memory): Handle it.
1762         (movti, movti_internal, movti_rex64): Move near other integer moves.
1763         (movtf, movtf_internal): Move near other fp moves.
1764         (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
1765         vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
1766         movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
1767         movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
1768         sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
1769         sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
1770         sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
1771         mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
1772         rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
1773         sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
1774         sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
1775         sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
1776         vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
1777         smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
1778         cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
1779         cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
1780         vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
1781         vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
1782         sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
1783         sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
1784         cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
1785         cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
1786         cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
1787         cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
1788         ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
1789         subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
1790         smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
1791         sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
1792         sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
1793         sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
1794         gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
1795         ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
1796         ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
1797         sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
1798         sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
1799         sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
1800         sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
1801         sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
1802         sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
1803         sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
1804         mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
1805         addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
1806         movsldup, lddqu, loadddup, movddup): Move to sse.md.  Any with
1807         non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
1808         same time.
1809         (SSEPUSH, push<SSEPUSH>): Remove.
1810         (MMXPUSH, push<MMXPUSH>): Remove.
1811         (sse_movaps, sse_movaps_1, sse_movups): Remove.
1812         (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
1813         (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
1814         (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
1815         (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
1816         (maskncmpv2df3, vmmaskncmpv2df3): Remove.
1817         (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
1818         (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
1819         * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
1820         (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
1821         * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
1822         (ppro_sse_log_V4SF_load): Similarly.  Handle sselog1.
1823         (ppro_sse_log_V4SF): Handle sselog1.
1824         * config/i386/predicates.md (const_0_to_1_operand): New.
1825         (const_0_to_255_mul_8_operand): New.
1826         (const_1_to_31_operand): Rename from const_int_1_31_operand.
1827         (const_2_to_3_operand, const_4_to_7_operand): New.
1828         * config/i386/sse.md: New file.
1829         (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
1830         (sse_movups): Rename from sse_movups_1.
1831         (sse_loadlss): Rename from sse_loadss_1.
1832         (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
1833         from the name.
1834         (negv4sf2): Use ix86_expand_fp_absneg_operator.
1835         (absv4sf2, negv2df, absv2df): New.
1836         (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
1837         (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
1838         iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
1839         smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
1840         umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
1841         (sse3_addsubv4sf3): Model correctly.
1842         sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
1843         sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
1844         (sse_movhlps): Model with vec_select+vec_concat.
1845         (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
1846         sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
1847         sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
1848         sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
1849         sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
1850         sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
1851         sse2_pshufhw_1): Likewise.
1852         (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
1853         (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
1854         sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
1855         ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
1856         sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
1857         ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
1858         (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
1859         sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
1860         mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
1861         sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
1862         sminv8hi3): Mark commutative
1863         operands.  Use ix86_binary_operator_ok.
1864         (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
1865         sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
1866         sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
1867         sse2_punpcklqdq): Allow operand2 in memory.
1868         (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
1869         sse2_movsd): Add memory alternatives.
1870         (sse_storelps): Turn expander into an insn; split after reload.
1871         (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
1872         (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
1873
1874 2005-01-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
1875
1876         * configure.ac (DWARF-2 debug_line): Use objdump.
1877         * configure: Regenerate.
1878
1879 2005-01-08  Jeff Law  <law@redhat.com>
1880             Diego Novillo  <dnovillo@redhat.com>
1881
1882         PR tree-optimization/18241
1883         * tree-nrv.c (tree_nrv): Ignore volatile return values.
1884         * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
1885         statements with volatile operands.
1886         * tree-ssa-operands.c (add_stmt_operand): Do add volatile
1887         operands after marking a statement with has_volatile_ops.
1888
1889 2005-01-08  Roger Sayle  <roger@eyesopen.com>
1890
1891         * tree.c (int_fits_type_p): Always honor integer constant
1892         TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
1893
1894 2005-01-08  Roger Sayle  <roger@eyesopen.com>
1895
1896         * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
1897         the latent bug in rtl_delete_block has been resolved.
1898
1899 2005-01-08  Richard Sandiford  <rsandifo@redhat.com>
1900
1901         * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
1902         (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
1903
1904 2005-01-08  Richard Sandiford  <rsandifo@redhat.com>
1905
1906         * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
1907         library as @multilib_dir@/$(SHLIB_SONAME).
1908
1909 2005-01-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
1910
1911         * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
1912         * configure: Regenerate.
1913
1914 2005-01-07  Jakub Jelinek  <jakub@redhat.com>
1915
1916         * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
1917         TYPE_MODE.
1918
1919 2005-01-07  David Edelsohn  <edelsohn@gnu.org>
1920
1921         PR target/13674
1922         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1923         Convert non-word aligned offset address using ld/std into
1924         indirect address.
1925
1926 2005-01-07  Richard Henderson  <rth@redhat.com>
1927
1928         * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
1929
1930 2005-01-07  Richard SAndiford  <rsandifo@redhat.com>
1931
1932         * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
1933
1934 2005-01-07  Jakub Jelinek  <jakub@redhat.com>
1935
1936         PR tree-optimization/19283
1937         * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
1938         is not shorter than the original type.
1939
1940         PR rtl-optimization/19012
1941         * config/i386/i386.md (addqi_1_slp): Set memory attribute.
1942
1943         PR rtl-optimization/18861
1944         * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
1945         (FULL_STATE): Define.
1946         (mark_tablejump_edge): New function.
1947         (purge_dead_tablejump_edges): New function.
1948         (find_bb_boundaries): Use it.
1949
1950         PR tree-optimization/18828
1951         * builtins.c (expand_builtin_next_arg): Remove argument and all
1952         the argument checking.
1953         (expand_builtin): Adjust caller.
1954         (expand_builtin_va_start): Likewise.  Remove error for too many
1955         arguments.
1956         (fold_builtin_next_arg): Issue error for too many arguments.
1957         After checking arguments, replace them with magic arguments that
1958         prevent further checking of the args.
1959
1960 2005-01-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1961
1962         * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
1963
1964 2005-01-06  Roger Sayle  <roger@eyesopen.com>
1965
1966         PR target/6077
1967         * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
1968         and %{.S:...} (and their negative variants) to test whether the
1969         input file is assembler or pre-processed-assembler independent of
1970         the actual filename extension.
1971
1972 2005-01-06  Roger Sayle  <roger@eyesopen.com>
1973
1974         * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
1975         of sign or zero extended values.
1976
1977 2005-01-06  Geoffrey Keating  <geoffk@apple.com>
1978
1979         * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
1980         for IBM long double format correctly.
1981
1982 2005-01-06  Daniel Berlin <dberlin@dberlin.org>
1983
1984         Fix PR tree-optimization/18792
1985
1986         * tree-data-ref.c (build_classic_dist_vector): Change first_loop
1987         to first_loop_depth, and use loop depth instead of loop number.
1988         (build_classic_dir_vector): Ditto.
1989         (compute_data_dependences_for_loop): Use depth, not loop number.
1990         * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
1991         number. Pass in loops, instead of loop numbers.
1992         (gather_interchange_stats): Ditto.
1993         (linear_transform_loops): Ditto.
1994
1995 2005-01-06  Richard Sandiford  <rsandifo@redhat.com>
1996
1997         PR rtl-opt/13299
1998         * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
1999         biv_fits_mode_p, extension_within_bounds_p): New functions.
2000         (check_ext_dependent_givs): Use them.
2001
2002 2005-01-06  Roger Sayle  <roger@eyesopen.com>
2003
2004         * cfgrtl.c (rtl_delete_block): A basic block may be followed by
2005         more than one barrier, in which case we should delete them all.
2006
2007 2005-01-06  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
2008
2009         * gcc.c (process_command): Change year in 'gcc --version' to 2005.
2010
2011 2005-01-05  Daniel Berlin  <dberlin@dberlin.org>
2012
2013         Fix PR middle-end/19286
2014         Fix PR debug/19267
2015         * dwarf2out.c (gen_subprogram_die): If we've already tried to
2016         output this subprogram, simply ignore this attempt to do it again.
2017         (add_abstract_origin_attribute): Don't abort trying to add the abstract
2018         origin attribute if it's not possible.
2019         (gen_block_die): Don't ignore subblocks of "unused" blocks.
2020         (decls_for_scope): Ditto.
2021         * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
2022         (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
2023
2024 2005-01-05  Richard Henderson  <rth@redhat.com>
2025
2026         PR target/11327
2027         * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
2028         (bdesc_2arg): Use it.
2029         (ix86_expand_binop_builtin): Force operands into registers
2030         when optimizing.
2031         (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
2032         ix86_expand_sse_compare, ix86_expand_sse_comi,
2033         ix86_expand_builtin): Likewise.
2034
2035 2005-01-05  Richard Henderson  <rth@redhat.com>
2036
2037         * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
2038         and VEC_SELECT.
2039         * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
2040         (mulv4hi3): Set itanium_class mmmul.
2041         (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
2042         (fpack): Rename from fpack_sfsf.
2043
2044 2005-01-05  Richard Henderson  <rth@redhat.com>
2045
2046         PR rtl-opt/10692
2047         * reload1.c (do_input_reload): Restrict the optimization deleteing
2048         a previous output reload to RELOAD_FOR_INPUT.
2049
2050 2005-01-05  Steven Bosscher  <stevenb@suse.de>
2051
2052         * combine.c (expand_compound_operation)  <ZERO_EXTRACT>: Add
2053         comment that we fall through after case.
2054         (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
2055         (distribute_links): Likewise.
2056         * cse.c (cse_insn): Likewise.
2057         * cselib.c (cselib_invalidate_mem): Likewise.
2058         * df.c: Update comments at the top of the file.
2059         (read_modify_subreg_p): Update comments here too.
2060         (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
2061         * flow.c (mark_set_1): Likewise.
2062         (mark_used_regs): Likewise.
2063         * gcse.c (mems_conflict_for_gcse_p): Likewise.
2064         (canon_list_insert): Likewise.
2065         (mark_set): Likewise.
2066         (try_replace_reg): Likewise.
2067         (store_killed_in_insn): Likewise.
2068         * loop.c (count_one_set): Likewise.
2069         (basic_induction_var): Likewise.
2070         * postreload-gcse.c (find_mem_conflicts): Likewise.
2071         * postreload.c (reload_combine_note_store): Likewise.
2072         (move2add_note_store): Likewise.
2073         * reload.c (find_equiv_reg): Likewise.
2074         (mark_referenced_resources): Likewise.
2075         * rtlanal.c (set_noop_p): Likewise.
2076         (note_stores): Likewise.
2077         (note_uses): Likewise.
2078         * sched-deps.c (sched_analyze_1): Likewise.
2079         * sched-rgn.c (check_live_1): Likewise.
2080         (update_live_1): Likewise.
2081         * config/i860/i860.c: Likewise.
2082
2083         * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
2084         an lvalue.
2085         (ZERO_EXTRACT): Mention that this one can be an lvalue.
2086
2087         * doc/rtl.texi: Update documentation for bit-fields and SET.
2088
2089 2005-01-05  Roger Sayle  <roger@eyesopen.com>
2090
2091         * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
2092
2093 2005-01-05  Jan Hubicka  <jh@suse.cz>
2094             Richard Henderson  <rth@redhat.com>
2095
2096         PR target/18910
2097         * config/i386/i386.c (ix86_expand_move): Handle tls symbols
2098         with an offset.
2099
2100 2005-01-05  Richard Henderson  <rth@redhat.com>
2101
2102         PR target/12902
2103         * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
2104         (sse_shufps): Change operand 3 to const_int_operand.
2105         (sse2_storelps): Fix typo in template.
2106         (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
2107         * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
2108         (ix86_expand_builtin): Likewise.
2109
2110 2005-01-05  Julian Brown  <julian@codesourcery.com>
2111
2112         * config/arm/arm.c (arm_return_in_memory): Treat complex types
2113         as aggregates for AAPCS ABIs.
2114
2115 2005-01-05  Stan Shebs  <shebs@apple.com>
2116
2117         * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
2118         Mach-O getters if ppc64.
2119         * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
2120         size argument.
2121         * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2122         signed four-byte field for global code case.
2123         (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
2124
2125 2005-01-05  Roger Sayle  <roger@eyesopen.com>
2126
2127         PR middle-end/19100
2128         * c-common.c: Include real.h.
2129         (c_common_truthvalue_conversion): Avoid destructively modifying expr.
2130         Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
2131         Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
2132         * Makefile.in (c-common.o): Update dependencies.
2133
2134 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
2135
2136         * c-parse.in (asm_string): Add trailing semicolon.
2137
2138 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
2139
2140         * c-parse.in (asm_string): New.  Don't allow wide strings in
2141         'asm'.
2142         (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
2143         asm_string instead of STRING.
2144
2145 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
2146
2147         * c-typeck.c (constructor_no_implicit): Remove.
2148         (set_designator, process_init_element): Don't check
2149         constructor_no_implicit.
2150
2151 2005-01-05  J"orn Rennecke <joern.rennecke@st.com>
2152             Kaz Kojima  <kkojima@gcc.gnu.org>
2153
2154         PR target/16482
2155         * lcm.c (create_pre_exit): New.
2156         (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
2157         ENTRY_EXIT_EXTRA to 3.  Use create_pre_exit.
2158
2159 2004-01-05  Richard Earnshaw  <rearnsha@arm.com>
2160
2161         * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
2162         -msoft-float in target_float_switch.
2163         * arm.c (arm_override_options): Fix processing of target_float_switch.
2164
2165 2004-01-05  Richard Earnshaw  <rearnsha@arm.com>
2166
2167         * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
2168         preferencing.
2169
2170 2004-01-05  Uros Bizjak  <uros@kss-loka.si>
2171
2172         * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
2173         Replace i387 with 'i386 compiler' in -mfpmath=sse option.
2174
2175 2005-01-04  Roger Sayle  <roger@eyesopen.com>
2176
2177         * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
2178         if deleting the then-block allows the test-block to fallthru to the
2179         else-block.
2180
2181 2005-01-04  Andrew Pinski  <pinskia@physics.uc.edu>
2182
2183         PR c/19152
2184         * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
2185         after the full declaration if the are in two different TUs.
2186
2187 2005-01-04  Richard Henderson  <rth@redhat.com>
2188
2189         PR tree-opt/19158
2190         * tree-sra.c (generate_one_element_init): Just
2191         call gimplify_and_add.
2192         (generate_element_init): Record the
2193         new referenced variables and mark them for renaming
2194         and split out to ...
2195         (generate_element_init_1): This.
2196         (scalarize_init): Don't call push_gimplify_context/
2197         pop_gimplify_context.
2198
2199 2005-01-04  Geoffrey Keating  <geoffk@apple.com>
2200
2201         * toplev.c (get_src_pwd): Handle failure of getpwd().
2202
2203 2005-01-04  Roger Sayle  <roger@eyesopen.com>
2204
2205         * fold-const.c (fold_single_bit_test): Delete unreachable handling
2206         of TRUTH_NOT_EXPR.
2207         (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
2208         all the cases handled by it are inverted by invert_truthvalue.
2209
2210 2005-01-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
2211
2212         * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
2213         (save_register_windowsi): Likewise.
2214
2215 2005-01-04  Richard Henderson  <rth@redhat.com>
2216
2217         * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
2218
2219 2005-01-04  Uros Bizjak  <uros@kss-loka.si>
2220
2221         PR middle-end/17767
2222         * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
2223         any simplifications of vector mode comparison operators.
2224         * simplify-rtx.c (simplify_relational_operation): Fix variable name.
2225
2226 2005-01-04  Paolo Bonzini  <bonzini@gnu.org>
2227             Devang Patel  <dpatel@apple.com>
2228
2229         PR tree-optimization/18308
2230         * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
2231         the operands before creating a new expression.
2232         * dojump.c (do_jump): Make drop_through_label available
2233         for all cases.  Add expansion of COND_EXPR.
2234
2235 2005-01-04  Ira Rosen  <irar@il.ibm.com>
2236
2237         * tree-vectorizer.c (vect_analyze_offset_expr): Test for
2238         INTEGER_CST instead of TREE_CONSTANT.
2239         (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
2240         instead of TREE_CONSTANT.
2241         (vect_analyze_pointer_ref_access): Test for INTEGER_CST
2242         instead of TREE_CONSTANT.
2243
2244 2005-01-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
2245
2246         * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
2247
2248 2005-01-04  Uros Bizjak  <uros@kss-loka.si>
2249
2250         PR target/19240
2251         * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
2252         (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
2253
2254 2005-01-03  Richard Henderson  <rth@redhat.com>
2255
2256         * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
2257         (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
2258         fold_convert_const_real_from_real): Split out from ...
2259         (fold_convert_const): ... here.
2260
2261 2005-01-03  Richard Henderson  <rth@redhat.com>
2262
2263         PR target/19235
2264         * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
2265         (mov<MMXMODEI>_internal): Likewise.
2266         (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
2267         Add V2SF case; use it for SSE1; don't use TI.
2268         (movdf_integer): Likewise.
2269         (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
2270
2271 2005-01-03  Ira Rosen  <irar@il.ibm.com>
2272
2273         * tree-vectorizer.c (vect_strip_conversions): New function.
2274         (vect_analyze_offset_expr): Call vect_strip_conversions. Add
2275         check for binary class.
2276
2277 2005-01-03  Daniel Berlin  <dberlin@dberlin.org>
2278
2279         Fix PR debug/17924
2280         Fix PR debug/19191
2281         * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
2282         is a decl.
2283         * gimple-low.c (mark_blocks_with_used_vars): New function.
2284         (mark_blocks_with_used_subblocks): Ditto.
2285         (mark_used_blocks): Ditto.
2286         (pass_mark_used_blocks): New pass.
2287         * tree-inline.c: Include debug.h.
2288         (expand_call_inline): Call outlining_inline_function here.
2289         * tree-optimize.c (init_tree_optimization_passes): Add
2290         pass_mark_used_blocks.
2291         * tree-pass.h (pass_mark_used_blocks): New.
2292         * Makefile.in (tree-inline.o): Add debug.h dependency.
2293
2294 2005-01-03  Geoffrey Keating  <geoffk@apple.com>
2295
2296         * config/darwin.c (darwin_handle_weak_import_attribute): Permit
2297         VAR_DECLs to have weak_import attribute.
2298
2299         * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
2300         'struct ucontext'.
2301
2302 2004-01-03  Steven Bosscher  <stevenb@suse.de>
2303
2304         * passes.c (rest_of_compilation): Don't run regmove if only
2305         flag_expensive_optimizations, require flag_regmove instead.
2306
2307 2005-01-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
2308
2309         * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
2310         register "sparc".
2311         * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
2312         * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2313         * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
2314         * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2315
2316 2005-01-03  Richard Henderson  <rth@redhat.com>
2317
2318         * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
2319         (ia64_const_ok_for_letter_p): New.
2320         (ia64_const_double_ok_for_letter_p): New.
2321         (ia64_extra_constraint): New.
2322         (ia64_expand_vecint_compare): New.
2323         (ia64_expand_vcondu_v2si): New.
2324         (ia64_expand_vecint_cmov): New.
2325         (ia64_expand_vecint_minmax): New.
2326         (ia64_print_operand): Add 'v'.
2327         (ia64_preferred_reload_class): New.
2328         (ia64_vector_mode_supported_p): New.
2329         * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
2330         (PREFERRED_RELOAD_CLASS): Move to function.
2331         (CONST_OK_FOR_LETTER_P): Move to function.
2332         (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
2333         (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
2334         (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
2335         (EXTRA_CONSTRAINT): Move to function.
2336         * config/ia64/ia64.md: Include vect.md.
2337         (itanium_class): Add mmalua.
2338         (type): Handle it.
2339         * config/ia64/itanium1.md (1_mmalua): New.  Add it to bypasses.
2340         (1b_mmalua): New.
2341         * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
2342         * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
2343         CONST0_RTX.
2344         (const_int_2bit_operand): New.
2345         (fr_reg_or_0_operand): New.
2346         * config/ia64/ia64-modes.def: Add vector modes.
2347         * config/ia64/ia64-protos.h: Update.
2348         * config/ia64/vect.md: New file.
2349
2350 2005-01-03  Richard Henderson  <rth@redhat.com>
2351
2352         * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
2353
2354 2005-01-03  Uros Bizjak  <uros@kss-loka.si>
2355
2356         PR target/19236
2357         * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
2358         to SFmode.
2359         (log1pdf2): Change mode of operands[0,1] to DFmode.
2360
2361 2005-01-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
2362
2363         * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
2364         * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
2365         * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
2366         * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
2367         SPARC_RELAXED_ORDERING.
2368
2369 2005-01-03  Richard Henderson  <rth@redhat.com>
2370             Uros Bizjak  <uros@kss-loka.si>
2371
2372         PR target/14631
2373         * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
2374         IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
2375         * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
2376         handling.
2377         (*mmx_pinsrw, *sse2_pinsrw): New patterns.
2378         * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
2379         const_pow2_1_to_128_operand): New predicates.
2380
2381 2005-01-02  Greg McGary  <greg@mcgary.org>
2382
2383         * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
2384         anonymous decls.
2385         (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
2386         object.  [ptr_type]: Remove unused variable.
2387         Remember nearest addressable array-element or record-component
2388         when checking bitfield components.  Tolerate empty BIND_EXPR.
2389
2390 2005-01-01  Richard Henderson  <rth@redhat.com>
2391
2392         * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
2393         that don't narrow the value.  Fail for other conversions.
2394
2395 2005-01-01  Richard Henderson  <rth@redhat.com>
2396
2397         PR c/19031
2398         * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
2399         * c-lang.c (finish_file): Don't do it here.
2400         * objc/objc-act.c (objc_finish_file): Likewise.
2401
2402         * cgraph.c (decl_assembler_name_equal): New.
2403         (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
2404         (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
2405         * cgraph.h (struct cgraph_varpool_node): Add next.
2406         (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
2407         * varasm.c (assemble_alias): Mark the target as needed.
2408
2409 2005-01-01  Andrew Pinski  <pinskia@physics.uc.edu>
2410
2411         PR middle-end/19221
2412         * function.c (get_arg_pointer_save_area): Use entry_of_function
2413         instead of get_insns.
2414
2415 2005-01-01  Roger Sayle  <roger@eyesopen.com>
2416             Andrew Pinski  <pinskia@physics.uc.edu>
2417             James E. Wilson  <wilson@specifixinc.com>
2418
2419         PR rtl-optimization/12092
2420         * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
2421         is zero.
2422
2423 2005-01-01  Roger Sayle  <roger@eyesopen.com>
2424             Olivier Hainque  <hainque@act-europe.fr>
2425
2426         * tree.c (int_fits_type_p): A narrower type always fits in a
2427         wider one, except for negative values into unsigned types.
2428
2429 2005-01-01  Roger Sayle  <roger@eyesopen.com>
2430
2431         * tree.c (int_fits_type_p): Compare the result of force_fit_type
2432         with the original constant rather than require TREE_OVERFLOW.
2433
2434 2005-01-01  Steven Bosscher  <stevenb@suse.de>
2435
2436         PR middle-end/17544
2437         * c-decl.c (finish_function): If compiling C99, annotate the
2438         compiler generated return with the current file name and line 0.
2439         * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
2440         the source line is greater than 0.
2441         (remove_bb): Likewise.
2442
2443 See ChangeLog.12 for earlier changes.