gcc/ChangeLog

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