gcc/ChangeLog

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