gcc/ChangeLog

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