gcc/ChangeLog

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