gcc/ChangeLog

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