gcc/ChangeLog

   1 2011-02-04  Richard Henderson  <rth@redhat.com>
   2             Steve Ellcey  <sje@cup.hp.com>
   3
   4         PR target/46997
   5         * config/ia64/predicates.md (mux1_brcst_element): New.
   6         * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
   7         * config/ia64/ia64.c (ia64_unpack_assemble): New.
   8         (ia64_unpack_sign): New.
   9         (ia64_expand_unpack): Rewrite using new routines.
  10         (ia64_expand_widen_sum): Ditto.
  11         (ia64_expand_dot_prod_v8qi): Ditto.
  12         * config/ia64/vect.md (mulv8qi3): Rewrite to use new
  13         routines, add endian check.
  14         (pmpy2_even): Rename from pmpy2_r, add endian check.
  15         (pmpy2_odd): Rename from pmpy2_l, add endian check.
  16         (vec_widen_smult_lo_v4hi): Rewrite using new routines.
  17         (vec_widen_smult_hi_v4hi): Ditto.
  18         (vec_widen_umult_lo_v4hi): Ditto.
  19         (vec_widen_umult_hi_v4hi): Ditto.
  20         (mulv2si3): Change endian checks.
  21         (sdot_prodv4hi): Rewrite with new calls.
  22         (udot_prodv4hi): New.
  23         (vec_pack_ssat_v4hi): Add endian check.
  24         (vec_pack_usat_v4hi): Ditto.
  25         (vec_pack_ssat_v2si): Ditto.
  26         (max1_even): Rename from max1_r, add endian check.
  27         (max1_odd): Rename from max1_l, add endian check.
  28         (*mux1_rev): Format change.
  29         (*mux1_mix): Ditto.
  30         (*mux1_shuf): Ditto.
  31         (*mux1_alt): Ditto.
  32         (*mux1_brcst_v8qi): Use new predicate.
  33         (vec_extract_evenv8qi): Remove endian check.
  34         (vec_extract_oddv8qi): Ditto.
  35         (vec_interleave_lowv4hi): Format change.
  36         (vec_interleave_highv4hi): Ditto.
  37         (mix2_even): Rename from mix2_r, add endian check.
  38         (mix2_odd): Rename from mux2_l, add endian check.
  39         (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
  40         (vec_extract_evenodd_helper): Format change.
  41         (vec_extract_evenv4hi): Remove endian check.
  42         (vec_extract_oddv4hi): Remove endian check.
  43         (vec_interleave_lowv2si): Format change.
  44         (vec_interleave_highv2si): Format change.
  45         (vec_initv2si): Remove endian check.
  46         (vecinit_v2si): Add endian check.
  47         (reduc_splus_v2sf): Add endian check.
  48         (reduc_smax_v2sf): Ditto.
  49         (reduc_smin_v2sf): Ditto.
  50         (vec_initv2sf): Remove endian check.
  51         (fpack): Add endian check.
  52         (fswap): Add endian check.
  53         (vec_interleave_highv2sf): Add endian check.
  54         (vec_interleave_lowv2sf): Add endian check.
  55         (fmix_lr): Add endian check.
  56         (vec_setv2sf): Format change.
  57         (*vec_extractv2sf_0_be): Use shift to extract operand.
  58         (*vec_extractv2sf_1_be): New.
  59         (vec_pack_trunc_v4hi): Add endian check.
  60         (vec_pack_trunc_v2si): Format change.
  61
  62 2011-02-04  Jakub Jelinek  <jakub@redhat.com>
  63
  64         PR inline-asm/23200
  65         * tree-ssa-ter.c (is_replaceable_p): Add TER argument.  Don't
  66         do bb, locus and block comparison and disallow loads if it is
  67         not set.
  68         (stmt_is_replaceable_p): New function.
  69         (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
  70         callers.
  71         * expr.c (expand_expr_real_1) <case SSA_NAME>: If
  72         get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
  73         SSA_NAME_DEF_STMT.
  74         * tree-flow.h (stmt_is_replaceable_p): New prototype.
  75
  76 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
  77
  78         * config/rs6000/xilinx.opt: New.
  79         * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
  80
  81 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
  82
  83         * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
  84
  85 2011-02-03  Anatoly Sokolov  <aesok@post.ru>
  86
  87         * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
  88         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
  89         * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
  90         secondary_reload_info, xtensa_secondary_reload): Remove.
  91         * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
  92         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
  93         (xtensa_preferred_reload_class): Make static. Change return and
  94         'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
  95         Use CONST_DOUBLE_P predicate.
  96         (xtensa_preferred_output_reload_class): New function.
  97         (xtensa_secondary_reload): Make static.
  98
  99 2011-02-03  Joseph Myers  <joseph@codesourcery.com>
 100
 101         * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
 102         Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
 103         Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
 104
 105 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
 106
 107         PR middle-end/31490
 108         * output.h (SECTION_RELRO): Define.
 109         (SECTION_MACH_DEP): Adjust.
 110         (get_variable_section): New prototype.
 111         * varpool.c (varpool_finalize_named_section_flags): New function.
 112         (varpool_assemble_pending_decls): Call it.
 113         * cgraph.h (varpool_finalize_named_section_flags): New prototype.
 114         * cgraphunit.c (cgraph_output_in_order): Call
 115         varpool_finalize_named_section_flags.
 116         * varasm.c (get_section): Allow section flags conflicts between
 117         relro and read-only sections if the section hasn't been declared yet.
 118         Set SECTION_OVERRIDE after diagnosing section type conflict.
 119         (get_variable_section): No longer static.
 120         (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
 121         readonly sections that need relocations.
 122         (decl_readonly_section_1): New function.
 123         (decl_readonly_section): Use it.
 124
 125         Revert:
 126         2010-11-17  Dinar Temirbulatov <dtemirbulatov@gmail.com>
 127                     Steve Ellcey  <sje@cup.hp.com>
 128
 129         PR middle-end/31490
 130         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
 131         if section attribute used.
 132
 133 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
 134
 135         * config/darwin.h (SECTION_NO_ANCHOR): Remove.
 136         * config/darwin.c (SECTION_NO_ANCHOR): Define.
 137         (darwin_init_sections): Remove assertion.
 138
 139 2011-02-03  Nick Clifton  <nickc@redhat.com>
 140
 141         * config/rx/predicates.md (rx_zs_comparison_operator): Remove
 142         lt and ge.
 143         * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than
 144         CC_ZSOmode.
 145         * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
 146         instead of "n" and "pz".
 147         (flags_from_code): LT and GE tests need CC_FLAG_O as well as
 148         CC_FLAG_S.
 149
 150 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
 151
 152         PR target/47312
 153         * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
 154         fma, expand FMA_EXPR as fma{,f,l} call.
 155
 156         PR lto/47274
 157         * lto-streamer-out.c (write_symbol): When writing kind and visibility,
 158         copy them into a unsigned char variable and pass address of it to
 159         lto_output_data_stream.
 160
 161         PR target/47564
 162         * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
 163         around backend_init_target and lang_dependent_init_target calls.
 164         * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
 165         (verify_cgraph_node): Don't call set_cfun here.  Use
 166         cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
 167         Set error_found for incorrectly represented calls to thunks.
 168
 169 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
 170
 171         PR debug/43092
 172         PR rtl-optimization/43494
 173         * rtl.h (for_each_inc_dec_fn): New type.
 174         (for_each_inc_dec): Declare.
 175         * rtlanal.c (struct for_each_inc_dec_ops): New type.
 176         (for_each_inc_dec_find_inc_dec): New fn.
 177         (for_each_inc_dec_find_mem): New fn.
 178         (for_each_inc_dec): New fn.
 179         * dse.c (struct insn_size): Remove.
 180         (replace_inc_dec, replace_inc_dec_mem): Remove.
 181         (emit_inc_dec_insn_before): New fn.
 182         (check_for_inc_dec): Use it, along with for_each_inc_dec.
 183         (canon_address): Pass mem modes to cselib_lookup.
 184         * cselib.h (cselib_lookup): Add memmode argument.  Adjust callers.
 185         (cselib_lookup_from_insn): Likewise.
 186         (cselib_subst_to_values): Likewise.
 187         * cselib.c (find_slot_memmode): New var.
 188         (cselib_find_slot): New fn.  Use it instead of
 189         htab_find_slot_with_hash everywhere.
 190         (entry_and_rtx_equal_p): Use find_slot_memmode.
 191         (autoinc_split): New fn.
 192         (rtx_equal_for_cselib_p): Rename and implement in terms of...
 193         (rtx_equal_for_cselib_1): ... this.  Take memmode, pass it on.
 194         Deal with autoinc.  Special-case recursion into MEMs.
 195         (cselib_hash_rtx): Likewise.
 196         (cselib_lookup_mem): Infer pmode from address mode.  Distinguish
 197         address and MEM modes.
 198         (cselib_subst_to_values): Add memmode, pass it on.
 199         Deal with autoinc.
 200         (cselib_lookup): Add memmode argument, pass it on.
 201         (cselib_lookup_from_insn): Add memmode.
 202         (cselib_invalidate_rtx): Discard obsolete push_operand handling.
 203         (struct cselib_record_autoinc_data): New.
 204         (cselib_record_autoinc_cb): New fn.
 205         (cselib_record_sets): Use it, along with for_each_inc_dec.  Pass MEM
 206         mode to cselib_lookup.  Reset autoinced REGs here instead of...
 207         (cselib_process_insn): ... here.
 208         * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
 209         to cselib_lookup.
 210         (add_uses): Likewise, also to cselib_subst_to_values.
 211         (add_stores): Likewise.
 212         * sched-deps.c  (add_insn_mem_dependence): Pass mode to
 213         cselib_subst_to_values.
 214         (sched_analyze_1, sched_analyze_2): Likewise.  Adjusted.
 215         * gcse.c (do_local_cprop): Adjusted.
 216         * postreload.c (reload_cse_simplify_set): Adjusted.
 217         (reload_cse_simplify_operands): Adjusted.
 218         * sel-sched-dump (debug_mem_addr_value): Pass mode.
 219
 220 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
 221
 222         PR tree-optimization/45122
 223         * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
 224         unsafe assumptions when there's more than one loop exit.
 225
 226 2011-02-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
 227
 228         PR target/47272
 229         * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
 230         Document using vector double with the load/store builtins, and
 231         that the load/store builtins always use Altivec instructions.
 232
 233         * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
 234         to use altivec memory instructions, even on VSX.
 235         (vector_altivec_store_<mode>): Ditto.
 236
 237         * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
 238         function.
 239
 240         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
 241         V2DF, V2DI support to load/store overloaded builtins.
 242
 243         * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
 244         altivec load/store builtins for V2DF/V2DI types.
 245
 246         * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
 247         set avoid indexed addresses on power6 if -maltivec.
 248         (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
 249         vector_altivec_load/vector_altivec_store builtins.
 250         (altivec_expand_st_builtin): Ditto.
 251         (altivec_expand_builtin): Add VSX memory builtins.
 252         (rs6000_init_builtins): Add V2DI types to internal types.
 253         (altivec_init_builtins): Add support for V2DF/V2DI altivec
 254         load/store builtins.
 255         (rs6000_address_for_altivec): Insure memory address is appropriate
 256         for Altivec.
 257
 258         * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
 259         vec_vsx_ld and vec_vsx_st.
 260         (vsx_store_<mode>): Ditto.
 261
 262         * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
 263         variables to hold long long types for VSX vector memory builtins.
 264         (RS6000_BTI_unsigned_long_long): Ditto.
 265         (long_long_integer_type_internal_node): Ditti.
 266         (long_long_unsigned_type_internal_node): Ditti.
 267
 268         * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
 269         (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
 270         (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
 271
 272         * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
 273         short cuts.
 274         (vec_vsx_st): Ditto.
 275
 276 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
 277
 278         * config/pa/pa-hpux10.opt: New.
 279         * config/hpux11.opt (pthread): New Driver option.
 280         * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
 281         * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
 282
 283 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
 284
 285         * config/ia64/vms.opt: New.
 286         * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
 287
 288 2011-02-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
 289
 290         PR target/47580
 291         * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
 292         gpc_reg_operand instead of vsx_register_operand to match rs6000.md
 293         generator functions.
 294         (vsx_floatuns<VSi><mode>2): Ditto.
 295         (vsx_fix_trunc<mode><VSi>2): Ditto.
 296         (vsx_fixuns_trunc<mode><VSi>2): Ditto.
 297
 298 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
 299
 300         * config/i386/djgpp.opt (posix): New Driver option.
 301
 302 2011-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
 303
 304         * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
 305         Move to the unsupported targets list.
 306
 307 2011-02-02  Peter Bergner  <bergner@vnet.ibm.com>
 308
 309         PR rtl-optimization/47525
 310         * df-scan.c: Update copyright years.
 311         (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
 312         and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
 313
 314 2011-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 315
 316         * config/i386/sysv4.h (TARGET_VERSION): Remove.
 317         (SUBTARGET_RETURN_IN_MEMORY): Remove.
 318         (ASM_OUTPUT_ASCII): Remove.
 319         * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
 320
 321 2011-02-02  Jeff Law  <law@redhat.com>
 322
 323         PR middle-end/47543
 324         * reload.c (find_reloads_address): Handle reg+d address where both
 325         components are invalid by reloading the entire address.
 326
 327 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
 328             Richard Guenther  <rguenther@suse.de>
 329
 330         PR tree-optimization/40979
 331         PR bootstrap/47044
 332         * passes.c (init_optimization_passes): After LIM call copy_prop
 333         and DCE to clean up.
 334         * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
 335
 336 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
 337
 338         PR tree-optimization/47576
 339         PR tree-optimization/47555
 340         * doc/invoke.texi (scev-max-expr-complexity): Documented.
 341         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
 342         (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
 343         * tree-scalar-evolution.c (follow_ssa_edge): Use
 344         PARAM_SCEV_MAX_EXPR_COMPLEXITY.
 345
 346 2011-02-02  Richard Guenther  <rguenther@suse.de>
 347
 348         PR tree-optimization/47566
 349         * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
 350
 351 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
 352
 353         PR debug/47106
 354         PR debug/47402
 355         * tree-inline.c (declare_return_variable): Remove unused caller
 356         variable.
 357
 358         PR debug/47106
 359         PR debug/47402
 360         * tree-flow-inline.h (clear_is_used, is_used_p): New.
 361         * cfgexpand.c (account_used_vars_for_block): Use them.
 362         * tree-nrv.c (tree_nrv): Likewise.
 363         * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
 364         (dump_scope_block): Likewise.
 365         (remove_unused_locals): Likewise.
 366
 367         PR debug/47106
 368         PR debug/47402
 369         * tree-inline.c (declare_return_variable): Add result decl to
 370         local decls only once.
 371         * gimple-low.c (record_vars_into): Mark newly-created variables
 372         as referenced.
 373
 374 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
 375
 376         PR debug/47498
 377         PR debug/47501
 378         PR debug/45136
 379         PR debug/45130
 380         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
 381         debug insns.
 382         (no_real_insns_p, schedule_block, set_priorities): Drop special
 383         treatment of boundary debug insns.
 384         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug
 385         insns.
 386         * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
 387         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
 388         (BOUNDARY_DEBUG_INSN_P): Likewise.
 389         (SCHEDULE_DEBUG_INSN_P): Likewise.
 390         * sched-rgn.c (init_ready_list): Drop special treatment of
 391         boundary debug insns.
 392         * final.c (rest_of_clean_state): Clear notes' BB.
 393
 394 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
 395
 396         * config/openbsd.opt (assert=): New Driver option.
 397
 398 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
 399
 400         * config/i386/nto.opt: New.
 401         * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
 402
 403 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
 404
 405         * config/i386/netware.opt: New.
 406         * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
 407
 408 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
 409
 410         * config/interix.opt (posix): New Driver option.
 411
 412 2011-02-01  DJ Delorie  <dj@redhat.com>
 413
 414         * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
 415
 416         * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
 417         class for A0/A1.
 418
 419 2011-02-01  Sebastian Pop  <sebastian.pop@amd.com>
 420
 421         PR tree-optimization/47561
 422         * toplev.c (process_options): Print the Graphite flags.  Add
 423         flag_loop_flatten to the list of options requiring Graphite.
 424
 425 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
 426
 427         * config/i386/cygming.opt (posix): New Driver option.
 428
 429 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
 430
 431         * config/arm/vxworks.opt: New.
 432         * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
 433
 434 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
 435
 436         * config/alpha/elf.opt: New.
 437         * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
 438         alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
 439
 440 2011-02-01  Richard Guenther  <rguenther@suse.de>
 441
 442         PR tree-optimization/47559
 443         * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
 444         store-motion on references that can throw.
 445
 446 2011-02-01  Bernd Schmidt  <bernds@codesourcery.com>
 447
 448         * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
 449         * tree-pass.h (TDF_CSELIB): New macro.
 450         * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
 451         cselib_lookup): Check for it rather than for TDF_DETAILS.
 452
 453 2011-02-01  H.J. Lu  <hongjiu.lu@intel.com>
 454
 455         PR driver/47547
 456         * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
 457         is HOST_BIT_BUCKET.
 458
 459         * opts.c (finish_options): Don't add x_aux_base_name if it is
 460         HOST_BIT_BUCKET.
 461
 462 2011-02-01  Richard Guenther  <rguenther@suse.de>
 463
 464         PR tree-optimization/47555
 465         Revert
 466         2010-07-15  Sebastian Pop  <sebastian.pop@amd.com>
 467
 468         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
 469
 470 2011-02-01  Sebastien Bourdeauducq  <sebastien@milkymist.org>
 471
 472         PR gcc/46692
 473         * config/lm32/t-lm32: Add multilib for all CPU options.
 474
 475 2011-02-01  Richard Guenther  <rguenther@suse.de>
 476
 477         PR tree-optimization/47541
 478         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
 479         sure to have a field at offset zero.
 480
 481 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
 482
 483         * config/arc/arc.opt (EB, EL): New Driver options.
 484
 485 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
 486
 487         * config/alpha/osf5.opt: New.
 488         * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
 489
 490 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
 491
 492         * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
 493
 494 2011-01-31  Sebastian Pop  <sebastian.pop@amd.com>
 495
 496         * common.opt (ftree-loop-linear): Use Alias to make it an alias of
 497         -floop-interchange.
 498         * invoke.texi (-ftree-loop-linear): Make it clear that this flag
 499         is an alias of -floop-interchange and that it requires the
 500         Graphite infrastructure.
 501         * tree-ssa-loop.c (gate_graphite_transforms): Do not set
 502         flag_loop_interchange based on the value of flag_tree_loop_linear.
 503
 504 2011-01-31  Jakub Jelinek  <jakub@redhat.com>
 505             Richard Guenther  <rguenther@suse.de>
 506
 507         PR tree-optimization/47538
 508         * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
 509         type instead of r1type, except for comparisons.  For right
 510         shifts and comparisons punt if there are mismatches in
 511         sizetype vs. non-sizetype types.
 512
 513 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 514
 515         * doc/sourcebuild.texi (Effective-Target Keywords): Document
 516         avx_runtime.
 517
 518 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 519
 520         * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
 521         version number.
 522         * configure: Regenerate.
 523
 524 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 525
 526         * configure.ac (gcc_cv_ld_static_option): Define.
 527         (gcc_cv_ld_dynamic_option): Define.
 528         (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
 529         instead.
 530         (HAVE_LD_STATIC_DYNAMIC): Update message.
 531         (LD_STATIC_OPTION): Define.
 532         (LD_DYNAMIC_OPTION): Define.
 533         * configure: Regenerate.
 534         * config.in: Regenerate.
 535         * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
 536         HAVE_LD_STATIC_DYNAMIC]: Use them.
 537
 538 2011-01-31  Nick Clifton  <nickc@redhat.com>
 539
 540         * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
 541         registers inside interrupt handlers if the handler is not a leaf
 542         function.
 543
 544 2011-01-31  Nick Clifton  <nickc@redhat.com>
 545
 546         * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
 547         reg_renumber returning an INVALID_REGNUM.
 548
 549 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
 550
 551         PR libgcj/44341
 552         * doc/install.texi: Document host options discarded when cross
 553         configuring target libraries.
 554
 555 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
 556
 557         Reverted:
 558         2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
 559         PR debug/45136
 560         PR debug/45130
 561         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
 562         debug insns.
 563         (no_real_insns_p, schedule_block, set_priorities): Drop special
 564         treatment of boundary debug insns.
 565         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug
 566         insns.
 567         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
 568         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
 569         (BOUNDARY_DEBUG_INSN_P): Likewise.
 570         (SCHEDULE_DEBUG_INSN_P): Likewise.
 571         * sched-rgn.c (init_ready_list): Drop special treatment of
 572         boundary debug insns.
 573         * final.c (rest_of_clean-state): Clear notes' BB.
 574
 575 2011-01-31  Alan Modra  <amodra@gmail.com>
 576
 577         * config/rs6000/rs6000.c (print_operand): Rearrange addends in
 578         toc relative expressions as we do in print_operand_address.
 579
 580 2011-01-30  Kazu Hirata  <kazu@codesourcery.com>
 581
 582         * doc/extend.texi: Follow spelling conventions.
 583         * doc/invoke.texi: Fix a typo.
 584
 585 2011-01-30  Joseph Myers  <joseph@codesourcery.com>
 586
 587         * config/hpux11.opt: New.
 588         * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
 589         ia64*-*-hpux*): Use hpux11.opt.
 590
 591 2011-01-30  Jonathan Yong <jon_y@users.sourceforge.net>
 592
 593         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
 594         to tmake_file.
 595
 596 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
 597
 598         * doc/install.texi (hppa-hp-hpux10): Remove references to HP
 599         support sites.
 600
 601 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
 602
 603         * doc/install.texi (Binaries): Remove outdated reference for
 604         Motorola 68HC11/68HC12 downloads.
 605
 606 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
 607
 608         * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
 609         Drepper's paper.
 610
 611 2011-01-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
 612
 613         PR bootstrap/47147
 614         * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
 615         used by NetBSD.
 616
 617 2011-01-28  Ahmad Sharif <asharif@google.com>
 618
 619         * value-prof.c (check_counter): Corrected error message.
 620
 621 2011-01-29  Jie Zhang  <jie@codesourcery.com>
 622
 623         * config/arm/arm.c (arm_legitimize_reload_address): New.
 624         * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
 625         arm_legitimize_reload_address.
 626         * config/arm/arm-protos.h (arm_legitimize_reload_address):
 627         Declare.
 628
 629 2011-01-28  Ian Lance Taylor  <iant@google.com>
 630
 631         * godump.c (go_define): Ignore macros whose definitions include
 632         two adjacent operands.
 633
 634 2011-01-28  Jakub Jelinek  <jakub@redhat.com>
 635
 636         PR target/42894
 637         * varasm.c (force_const_mem): Store copy of x in desc->constant
 638         instead of x itself.
 639         * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
 640         itself into REG_EQUAL note.
 641
 642 2011-01-28  Joseph Myers  <joseph@codesourcery.com>
 643
 644         * config/freebsd.opt (posix, rdynamic): New Driver options.
 645
 646 2011-01-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 647
 648         * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
 649         -Bstatic/-Bdynamic.
 650         * configure: Regenerate.
 651
 652 2011-01-27  Joseph Myers  <joseph@codesourcery.com>
 653
 654         * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
 655         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
 656
 657 2011-01-27  Anatoly Sokolov  <aesok@post.ru>
 658
 659         * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
 660         * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
 661         * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
 662         (s390_preferred_reload_class): Make static. Change return and
 663         'rclass' argument type to reg_class_t.
 664
 665 2011-01-27  Jan Hubicka  <jh@suse.cz>
 666
 667         PR middle-end/46949
 668         * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
 669         (process_function_and_variable_attributes): Check defined weakrefs.
 670
 671 2011-01-27  Martin Jambor  <mjambor@suse.cz>
 672
 673         PR tree-optimization/47228
 674         * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
 675         build_ref_for_offset.
 676
 677 2011-01-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 678
 679         * config/spu/spu-elf.h (ASM_SPEC): Remove.
 680
 681 2011-01-26  Mikael Pettersson <mikpe@it.uu.se>
 682
 683         PR rtl-optimization/46856
 684         * postreload.c (reload_combine_recognize_const_pattern): Do not
 685         separate cc0 setter and user on cc0 targets.
 686
 687 2011-01-26  Nicola Pero  <nicola.pero@meta-innovation.com>
 688
 689         PR c/43082
 690         * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
 691         passed a VOID_TYPE expression, immediately emit an error and
 692         return error_mark_node.
 693
 694 2011-01-26  Jeff Law  <law@redhat.com>
 695
 696         PR rtl-optimization/47464
 697         * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
 698         rather than may_trap_p as needed.
 699
 700 2011-01-26  DJ Delorie  <dj@redhat.com>
 701
 702         PR rtl-optimization/46878
 703         * combine.c (insn_a_feeds_b): Check for the implicit cc0
 704         setter/user dependency as well.
 705
 706 2011-01-26  Eric Botcazou  <ebotcazou@adacore.com>
 707
 708         PR rtl-optimization/44469
 709         * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
 710         after removing trivially dead basic blocks.
 711
 712 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
 713
 714         * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
 715         * config/frv/frv.h (LINK_SPEC): Likewise.
 716         * config/i386/netware.h (LINK_SPEC): Likewise.
 717         * config/m68k/linux.h (ASM_SPEC): Likewise.
 718         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
 719         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
 720         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
 721         * config/sparc/linux.h (ASM_SPEC): Likewise.
 722         * config/sparc/linux64.h (ASM_SPEC): Likewise.
 723         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
 724
 725 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
 726
 727         * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
 728         * config/frv/frv.h (ASM_SPEC): Likewise.
 729         * config/m68k/linux.h (ASM_SPEC): Likewise.
 730         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
 731         * config/rs6000/linux64.h (ASM_SPEC): Likewise.
 732         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
 733         * config/sparc/linux.h (ASM_SPEC): Likewise.
 734         * config/sparc/linux64.h (ASM_SPEC): Likewise.
 735         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
 736
 737 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
 738
 739         * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
 740         * config/frv/frv.h (LINK_SPEC): Likewise.
 741         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
 742
 743 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
 744
 745         * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
 746         * config/frv/frv.h (ASM_SPEC): Likewise.
 747         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
 748         * config/m68k/linux.h (ASM_SPEC): Likewise.
 749         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
 750         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
 751         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
 752         * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
 753         * config/sparc/linux.h (ASM_SPEC): Likewise.
 754         * config/sparc/linux64.h (ASM_SPEC): Likewise.
 755         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
 756         * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
 757
 758 2011-01-26  Steve Ellcey  <sje@cup.hp.com>
 759
 760         PR target/46997
 761         * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
 762         (*mux2): Ditto.
 763         (vec_extract_evenodd_help): Ditto.
 764         (vec_extract_evenv4hi): Ditto.
 765         (vec_extract_oddv4hi): Ditto.
 766         (vec_interleave_lowv2si): Ditto.
 767         (vec_interleave_highv2si): Ditto.
 768         (vec_extract_evenv2si): Ditto.
 769         (vec_extract_oddv2si: Ditto.
 770         (vec_pack_trunc_v2si): Ditto.
 771
 772 2011-01-22  Jan Hubicka  <jh@suse.cz>
 773
 774         PR target/47237
 775         * cgraph.h (cgraph_local_info): New field can_change_signature.
 776         * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
 777         signature can change.
 778         (ipcp_estimate_growth): Call sequence simplify only if calle signature
 779         can change.
 780         (ipcp_insert_stage): Only compute args_to_skip if signature can change.
 781         (cgraph_function_versioning): We can not change signature of functions
 782         that don't allow that.
 783         * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
 784         (lto_input_node): Likewise.
 785         * ipa-inline.c (compute_inline_parameters): Compute local.can_change_signature.
 786         * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
 787         * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on functions
 788         that can not change signature.
 789         * i386.c (ix86_function_regparm, ix86_function_sseregparm,
 790         init_cumulative_args): Do not use local calling conventions for functions
 791         that can not change signature.
 792
 793 2011-01-22  Jan Hubicka  <jh@suse.cz>
 794
 795         * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
 796
 797 2011-01-26  Richard Guenther  <rguenther@suse.de>
 798
 799         PR tree-optimization/47190
 800         * cgraphunit.c (process_common_attributes): New function.
 801         (process_function_and_variable_attributes): Use it.
 802
 803 2011-01-26  Richard Guenther  <rguenther@suse.de>
 804
 805         PR lto/47423
 806         * cgraphbuild.c (record_eh_tables): Record reference to personality
 807         function.
 808
 809 2011-01-26  Alexandre Oliva  <aoliva@redhat.com>
 810
 811         PR debug/45454
 812         * sel-sched.c (moveup_expr): Don't let debug insns prevent
 813         non-debug insns from moving up.
 814
 815 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
 816
 817         PR target/40125
 818         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
 819         t-dlldir{,-x} fragment for build and add it to tmake_file.
 820         (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
 821         * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
 822         * config/i386/t-dlldir: New file.
 823         (SHLIB_DLLDIR): Define.
 824         * config/i386/t-dlldir-x: New file.
 825         (SHLIB_DLLDIR): Define.
 826         * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
 827         (SHLIB_INSTALL): Use it.
 828
 829 2011-01-26  Chung-Lin Tang  <cltang@codesourcery.com>
 830
 831         PR target/47246
 832         * config/arm/arm.c (thumb2_legitimate_index_p): Change the
 833         lower bound of the allowed Thumb-2 coprocessor load/store
 834         index range to -256. Add explaining comment.
 835
 836 2011-01-25  Ian Lance Taylor  <iant@google.com>
 837
 838         * godump.c (go_define): Improve lexing of macro expansion to only
 839         accept expressions which match Go spec.
 840
 841 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
 842
 843         PR c++/43601
 844         * tree.c (handle_dll_attribute): Handle it.
 845         * doc/extend.texi (@item dllexport): Mention it.
 846         * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
 847
 848 2011-01-25  Ian Lance Taylor  <iant@google.com>
 849
 850         PR tree-optimization/26854
 851         * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
 852         (decl_jump_unsafe): Move higher in file, with no other change.
 853         (bind): Set has_jump_unsafe_decl if appropriate.
 854         (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
 855         (check_earlier_gotos): Likewise.
 856         (c_check_switch_jump_warnings): Likewise.
 857
 858 2011-01-25  Jonathan Wakely  <jwakely.gcc@gmail.com>
 859
 860         * doc/invoke.texi (Warning Options): Add missing hyphen.
 861         (-fprofile-dir): Minor grammatical fixes.
 862         (-fbranch-probabilities): Likewise.
 863
 864 2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
 865
 866         PR debug/45136
 867         PR debug/45130
 868         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
 869         debug insns.
 870         (no_real_insns_p, schedule_block, set_priorities): Drop special
 871         treatment of boundary debug insns.
 872         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug
 873         insns.
 874         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
 875         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
 876         (BOUNDARY_DEBUG_INSN_P): Likewise.
 877         (SCHEDULE_DEBUG_INSN_P): Likewise.
 878         * sched-rgn.c (init_ready_list): Drop special treatment of
 879         boundary debug insns.
 880         * final.c (rest_of_clean-state): Clear notes' BB.
 881
 882 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
 883
 884         * Makefile.in (LAMBDA_H): Removed.
 885         (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
 886         (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
 887         lambda-trans.o, and tree-loop-linear.o.
 888         (lto-symtab.o): Remove dependence on LAMBDA_H.
 889         (tree-loop-linear.o): Remove rule.
 890         (lambda-mat.o): Same.
 891         (lambda-trans.o): Same.
 892         (lambda-code.o): Same.
 893         (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
 894         (tree-vect-slp.o): Same.
 895         * hwint.h (gcd): Moved here.
 896         (least_common_multiple): Same.
 897         * lambda-code.c: Removed.
 898         * lambda-mat.c: Removed.
 899         * lambda-trans.c: Removed.
 900         * lambda.h: Removed.
 901         * tree-loop-linear.c: Removed.
 902         * lto-symtab.c: Do not include lambda.h.
 903         * omega.c (gcd): Removed.
 904         * passes.c (init_optimization_passes): Remove pass_linear_transform.
 905         * tree-data-ref.c (print_lambda_vector): Moved here.
 906         (lambda_vector_copy): Same.
 907         (lambda_matrix_copy): Same.
 908         (lambda_matrix_id): Same.
 909         (lambda_vector_first_nz): Same.
 910         (lambda_matrix_row_add): Same.
 911         (lambda_matrix_row_exchange): Same.
 912         (lambda_vector_mult_const): Same.
 913         (lambda_vector_negate): Same.
 914         (lambda_matrix_row_negate): Same.
 915         (lambda_vector_equal): Same.
 916         (lambda_matrix_right_hermite): Same.
 917         * tree-data-ref.h: Do not include lambda.h.
 918         (lambda_vector): Moved here.
 919         (lambda_matrix): Same.
 920         (dependence_level): Same.
 921         (lambda_transform_legal_p): Removed declaration.
 922         (lambda_collect_parameters): Same.
 923         (lambda_compute_access_matrices): Same.
 924         (lambda_vector_gcd): Same.
 925         (lambda_vector_new): Same.
 926         (lambda_vector_clear): Same.
 927         (lambda_vector_lexico_pos): Same.
 928         (lambda_vector_zerop): Same.
 929         (lambda_matrix_new): Same.
 930         * tree-flow.h (least_common_multiple): Removed declaration.
 931         * tree-parloops.c (lambda_trans_matrix): Moved here.
 932         (LTM_MATRIX): Same.
 933         (LTM_ROWSIZE): Same.
 934         (LTM_COLSIZE): Same.
 935         (LTM_DENOMINATOR): Same.
 936         (lambda_trans_matrix_new): Same.
 937         (lambda_matrix_vector_mult): Same.
 938         (lambda_transform_legal_p): Same.
 939         * tree-pass.h (pass_linear_transform): Removed declaration.
 940         * tree-ssa-loop.c (tree_linear_transform): Removed.
 941         (gate_tree_linear_transform): Removed.
 942         (pass_linear_transform): Removed.
 943         (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
 944         flag_loop_interchange.
 945
 946 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
 947
 948         PR tree-optimization/47265
 949         PR tree-optimization/47443
 950         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
 951         if name still has some uses.
 952
 953 2011-01-25  Martin Jambor  <mjambor@suse.cz>
 954
 955         PR tree-optimization/47382
 956         * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
 957         (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
 958
 959 2011-01-25  Joel Sherrill <joel.sherrill@oarcorp.com>
 960
 961         * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
 962         sjlj_except_unwind_info.
 963
 964 2011-01-25  Richard Guenther  <rguenther@suse.de>
 965
 966         PR tree-optimization/47426
 967         * tree-ssa-structalias.c (ipa_pta_execute): Make externally
 968         visible functions results escape.
 969
 970 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
 971
 972         PR target/45701
 973         * config/arm/arm.c (any_sibcall_uses_r3): New function.
 974         (arm_get_frame_offsets): Use it.
 975
 976 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
 977             Jakub Jelinek  <jakub@redhat.com>
 978
 979         PR tree-optimization/47271
 980         * tree-if-conv.c (bb_postdominates_preds): New.
 981         (if_convertible_bb_p): Call bb_postdominates_preds.
 982         (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
 983         (predicate_scalar_phi): Call bb_postdominates_preds.
 984
 985 2011-01-25  Nick Clifton  <nickc@redhat.com>
 986
 987         * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
 988         * config/rx/rx.c (rx_function_value): Likewise.
 989         (rx_promote_function_mode): Likewise.
 990         (gen_safe_add): Place an outsized immediate value inside an UNSPEC
 991         in order to make it legitimate.
 992         * config/rx/rx.md (adddi3_internal): If the second operand is a
 993         MEM make sure that the first operand is the same as the result
 994         register.
 995         (addsi3_unspec): Delete.
 996         (subdi3): Do not accept immediate operands.
 997         (subdi3_internal): Likewise.
 998
 999 2011-01-25  Jeff Law  <law@redhat.com>
1000
1001         PR rtl-optimization/37273
1002         * ira-costs.c (scan_one_insn): Detect constants living in memory and
1003         handle them like argument loads from stack slots.  Do not double
1004         count memory for memory constants and argument loads from stack slots.
1005
1006 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
1007
1008         PR tree-optimization/47427
1009         PR tree-optimization/47428
1010         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1011         coalesce if the new root var would be TREE_READONLY.
1012
1013 2011-01-25  Richard Guenther  <rguenther@suse.de>
1014
1015         PR middle-end/47414
1016         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
1017         correct type for TBAA.
1018
1019 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1020
1021         * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
1022         (close_phi_written_to_memory): Call for_each_index with
1023         dr_indices_valid_in_loop.
1024
1025 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1026
1027         * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
1028         when it is initialized.
1029
1030 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1031
1032         * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
1033         call to graphite_find_data_references_in_stmt.
1034         * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
1035         (try_generate_gimple_bb): Call outermost_loop_in_sese_1.  Update
1036         call to graphite_find_data_references_in_stmt.
1037         (analyze_drs_in_stmts): Same.
1038         * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
1039         in which the scalar analysis of indices is performed.
1040         (create_data_ref): Same.  Update call to dr_analyze_indices.
1041         (find_data_references_in_stmt): Update call to create_data_ref.
1042         (graphite_find_data_references_in_stmt): Same.
1043         * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
1044         declaration.
1045         (create_data_ref): Same.
1046         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
1047         call to create_data_ref.
1048
1049 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1050
1051         * graphite-sese-to-poly.c (build_poly_scop): Move
1052         rewrite_commutative_reductions_out_of_ssa before
1053         find_scop_parameters.
1054
1055 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1056
1057         * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
1058         VAR_DECL, PARM_DECL, and RESULT_DECL.
1059
1060 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1061
1062         * graphite-dependences.c (reduction_dr_1): Allow several reductions
1063         in a reduction PBB.
1064         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
1065         that have already been marked as PBB_IS_REDUCTION.
1066
1067 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1068
1069         * graphite-scop-detection.c (same_close_phi_node): New.
1070         (remove_duplicate_close_phi): New.
1071         (make_close_phi_nodes_unique): New.
1072         (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
1073
1074 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1075
1076         * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
1077         * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
1078         of both data references to be the same.
1079
1080 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1081
1082         * graphite-dependences.c (build_lexicographical_constraint): Remove the
1083         gdim parameter.
1084         (build_lexicographical_constraint): Adjust call to ppl_powerset_is_empty.
1085         (dependence_polyhedron): Same.
1086         (graphite_legal_transform_dr): Same.
1087         (graphite_carried_dependence_level_k): Same.
1088         * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params parameter.
1089         * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
1090
1091 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1092
1093         * graphite-sese-to-poly.c
1094         (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
1095         (close_phi_written_to_memory): New.
1096         (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
1097         and unshare_expr.
1098
1099 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1100
1101         * doc/install.texi: Update the expected version number of PPL to 0.11.
1102         * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
1103         #if PPL_VERSION_MINOR < 11.
1104
1105 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1106
1107         * graphite-dependences.c: Include graphite-cloog-util.h.
1108         (new_poly_ddr): Inlined into dependence_polyhedron.
1109         (free_poly_ddr): Moved close by new_poly_ddr.
1110         (dependence_polyhedron_1): Renamed dependence_polyhedron.
1111         Early return NULL when ppl_powerset_is_empty returns true.
1112         (dependence_polyhedron): Renamed new_poly_ddr.  Call only once
1113         poly_drs_may_alias_p.  Avoid one call to ppl_powerset_is_empty.
1114         (graphite_legal_transform_dr): Call new_poly_ddr.
1115         (graphite_carried_dependence_level_k): Same.
1116         (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2.  Use new_poly_ddr.
1117         (dot_transformed_deps_stmt_1): Removed.
1118         (dot_deps_stmt_1): Call dot_deps_stmt_2.
1119         (dot_original_deps): Renamed dot_deps_2.  Call new_poly_ddr.
1120         (dot_deps_1): Call dot_deps_2.
1121         * Makefile.in (graphite-dependences.o): Add missing dependence on
1122         graphite-cloog-util.h.
1123
1124 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1125
1126         * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
1127         (build_lexicographical_constraint): Same.
1128         (dependence_polyhedron_1): Same.
1129         (graphite_legal_transform_dr): Same.
1130         (graphite_carried_dependence_level_k): Same.
1131         * graphite-ppl.c (ppl_powerset_is_empty): New.
1132         * graphite-ppl.h (ppl_powerset_is_empty): Declared.
1133         * tree-data-ref.c (dump_data_reference): Print the basic block index.
1134
1135 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1136
1137         * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
1138         the "a followed by b" relation and document it.
1139
1140 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1141
1142         * graphite-dependences.c (build_lexicographical_constraint): Stop the
1143         iteration when the bag of constraints is empty.
1144
1145 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1146
1147         * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
1148
1149 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1150
1151         * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
1152         nest and two loop depths as parameters.
1153         (lst_try_interchange_loops): Call lst_interchange_profitable_p after
1154         lst_perfect_nestify.
1155
1156 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1157
1158         * graphite-dependences.c (print_pddr): Call
1159         ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
1160
1161 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
1162
1163         * graphite-ppl.c (debug_gmp_value): New.
1164         * graphite-ppl.h (debug_gmp_value): Declared.
1165
1166 2011-01-25  Tobias Grosser  <grosser@fim.uni-passau.de>
1167
1168         * doc/install.texi: Document availability of cloog-0.16.
1169
1170 2011-01-25  Vladimir Kargov  <kargov@gmail.com>
1171
1172         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
1173         invalid postdominance info.
1174
1175 2011-01-24  Jan Hubicka  <jh@suse.cz>
1176
1177         PR c/21659
1178         * doc/extend.texi (weak pragma): Drop claim that it must
1179         appear before definition.
1180         * varasm.c (merge_weak, declare_weak): Only sanity check
1181         that DECL is not output at a time it is declared weak.
1182
1183 2011-01-24  Kenneth Zadeck  <zadeck@naturalbridge.com>
1184
1185         * machmode.def: Fixed comments.
1186
1187 2011-01-24  Kai Tietz  <kai.tietz@onevision.com>
1188
1189         * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
1190
1191 2011-01-24  Paul Koning  <ni1d@arrl.net>
1192
1193         * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
1194         WORDS_BIG_ENDIAN.
1195
1196 2011-01-24  H.J. Lu  <hongjiu.lu@intel.com>
1197
1198         PR target/46519
1199         * config/i386/i386.c: Include sbitmap.h and fibheap.h.
1200         (block_info): Add scanned and prev.
1201         (move_or_delete_vzeroupper_2): Return if the basic block
1202         has been scanned and the upper 128bit state is unchanged
1203         from the last scan.
1204         (move_or_delete_vzeroupper_1): Return true if the exit
1205         state is changed.
1206         (move_or_delete_vzeroupper): Visit basic blocks using the
1207         work-list based algorithm based on vt_find_locations in
1208         var-tracking.c.
1209
1210         * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
1211
1212 2011-01-24  Nick Clifton  <nickc@redhat.com>
1213
1214         * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
1215         * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
1216         -mv850e1 to the assembler.  If -mv850e1 or -mv850es is specified
1217         then define __v850e1__.
1218         * doc/invoke.texi: Document -mv850es.
1219
1220 2011-01-24  Richard Henderson  <rth@redhat.com>
1221
1222         * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
1223         compound unordered comparisons.
1224         * config/rx/rx.c (rx_split_fp_compare): Remove.
1225         * config/rx/rx-protos.h: Update.
1226         * config/rx/rx.md (gcc_conds, rx_conds): Remove.
1227         (cbranchsf4): Don't call rx_split_fp_compare.
1228         (*cbranchsf4): Use rx_split_cbranch.
1229         (*cmpsf): Don't accept "i" constraint.
1230         (*conditional_branch): Only valid after reload.
1231         (cstoresf4): Merge expander with insn.  Don't call rx_split_fp_compare.
1232
1233 2011-01-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
1234
1235         PR target/47385
1236         * config/rs6000/altivec.md (vector constant splitters): Add
1237         support for creating vector single precision constants if -mvsx is
1238         used and we would create the constant using Altivec primitives.
1239
1240 2011-01-23  Bernd Schmidt  <bernds@codesourcery.com>
1241             Richard Sandiford  <rdsandiford@googlemail.com>
1242
1243         PR rtl-optimization/47166
1244         * reload1.c (emit_reload_insns): Disable the spill_reg_store
1245         mechanism for PRE_MODIFY and POST_MODIFY.
1246         (inc_for_reload): For PRE_MODIFY, return the insn that sets the
1247         reloadreg.
1248
1249 2011-01-23  Andreas Schwab  <schwab@linux-m68k.org>
1250
1251         * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
1252
1253 2011-01-22  Jan Hubicka  <jh@suse.cz>
1254
1255         PR lto/47333
1256         * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
1257
1258 2011-01-22  Jan Hubicka  <jh@suse.cz>
1259
1260         PR tree-optimization/43884
1261         PR lto/44334
1262         * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
1263         * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
1264
1265 2011-01-22  Anatoly Sokolov  <aesok@post.ru>
1266
1267         * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
1268         * config/s390/s390.c (s390_register_move_cost,
1269         s390_memory_move_cost): New.
1270         (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
1271
1272 2011-01-22  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1273
1274         PR middle-end/47401
1275         * except.c (sjlj_assign_call_site_values): Move setting the
1276         crtl->uses_eh_lsda flag to ...
1277         (sjlj_mark_call_sites): ... here.
1278         (sjlj_emit_function_enter): Support NULL dispatch label.
1279         (sjlj_build_landing_pads): In a function with no landing pads
1280         that still has must-not-throw regions, generate code to register
1281         a personality function with empty LSDA.
1282
1283 2011-01-21  Richard Henderson  <rth@redhat.com>
1284
1285         * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
1286
1287         * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
1288
1289         * compare-elim.c: New file.
1290         * Makefile.in (OBJS-common): Add it.
1291         (compare-elim.o): New.
1292         * common.opt (fcompare-elim): New.
1293         * opts.c (default_options_table): Add OPT_fcompare_elim.
1294         * tree-pass.h (pass_compare_elim_after_reload): New.
1295         * passes.c (init_optimization_passes): Add it.
1296         * recog.h: Protect against re-inclusion.
1297         * target.def (TARGET_FLAGS_REGNUM): New POD hook.
1298         * doc/invoke.texi (-fcompare-elim): Document it.
1299         * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
1300         * doc/tm.texi: Rebuild.
1301
1302 2011-01-22  Nick Clifton  <nickc@redhat.com>
1303
1304         * config/rx/rx.md (cstoresf4): Pass comparison operator to
1305         rx_split_fp_compare.
1306
1307 2011-01-22  Nick Clifton  <nickc@redhat.com>
1308
1309         * config/rx/rx.md (UNSPEC_CONST): New.
1310         (deallocate_and_return): Wrap the amount popped off the stack in
1311         an UNSPEC_CONST in order to stop it being rejected by
1312         -mmax-constant-size.
1313         (pop_and_return): Add a "(return)" rtx.
1314         (call): Drop the immediate operand.
1315         (call_internal): Likewise.
1316         (call_value): Likewise.
1317         (call_value_internal): Likewise.
1318         (sibcall_internal): Likewise.
1319         (sibcall_value_internal): Likewise.
1320         (sibcall): Likewise.  Generate an explicit call using
1321         sibcall_internal.
1322         (sibcall_value): Likewise.
1323         (mov<>): FAIL if a constant operand is not legitimate.
1324         (addsi3_unpsec): New pattern.
1325
1326         * config/rx/rx.c (rx_print_operand_address): Handle UNPSEC
1327         CONSTs.
1328         (ok_for_max_constant): New function.
1329         (gen_safe_add): New function.
1330         (rx_expand_prologue): Use gen_safe_add.
1331         (rx_expand_epilogue): Likewise.
1332         (rx_is_legitimate_constant): Use ok_for_max_constant.  Handle
1333         UNSPEC CONSTs.
1334
1335 2011-01-21  Jeff Law  <law@redhat.com>
1336
1337         PR tree-optimization/47053
1338         * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
1339         (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
1340         statements are deleted.
1341         (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP.  If NEED_EH_CLEANUP
1342         is nonempty, then purge dead edges and cleanup the CFG.
1343
1344 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
1345
1346         PR debug/47402
1347         Temporarily revert:
1348         2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
1349         PR debug/47106
1350         * tree-dfa.c (create_var_ann): Mark variable as used.
1351
1352 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
1353
1354         PR middle-end/45566
1355         * except.c (convert_to_eh_region_ranges): Emit queued no-region
1356         notes from other section in hot/cold partitioning even if
1357         last_action is -3.  Increment call_site_base.
1358
1359         PR rtl-optimization/47366
1360         * fwprop.c (forward_propagate_into): Return bool.  If
1361         any changes are made, -fnon-call-exceptions is used and
1362         REG_EH_REGION note is present, call purge_dead_edges
1363         and return true if it purged anything.
1364         (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
1365         any EH edges were purged.
1366
1367 2011-01-21  Jeff Law  <law@redhat.com>
1368
1369         PR rtl-optimization/41619
1370         * caller-save.c (setup_save_areas): Break out code to determine
1371         which hard regs are live across calls by examining the reload chains
1372         so that it is always used.
1373         Eliminate code which checked REG_N_CALLS_CROSSED.
1374
1375 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
1376
1377         PR tree-optimization/47355
1378         * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
1379         NOP has non-debug uses beyond PHIs in new_bb.
1380
1381 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
1382
1383         PR debug/47106
1384         * cfgexpand.c (account_used_vars_for_block): Only account vars
1385         that are annotated as used.
1386         (estimated_stack_frame_size): Don't set TREE_USED.
1387         * tree-dfa.c (create_var_ann): Mark variable as used.
1388
1389 2011-01-21  Richard Guenther  <rguenther@suse.de>
1390
1391         PR middle-end/47395
1392         * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
1393
1394 2011-01-21  Richard Guenther  <rguenther@suse.de>
1395
1396         PR tree-optimization/47365
1397         * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
1398         (vn_reference_lookup_pieces): Adjust.
1399         (vn_reference_lookup): Likewise.
1400         * tree-ssa-sccvn.c (vn_walk_kind): New static global.
1401         (vn_reference_lookup_3): Only look through kills if in
1402         VN_WALKREWRITE mode.
1403         (vn_reference_lookup_pieces): Adjust.
1404         (vn_reference_lookup): Likewise.
1405         (visit_reference_op_load): Likewise.
1406         (visit_reference_op_store): Likewise.
1407         * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
1408         (compute_avail): Likewise.
1409         (eliminate): Likewise.
1410
1411 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
1412
1413         * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
1414         DECL_IGNORED_P non-reg vars if they are used.
1415
1416         PR tree-optimization/47391
1417         * varpool.c (const_value_known_p): Return false if
1418         decl is volatile.
1419
1420 2011-01-21  Kai Tietz  <kai.tietz@onevision.com>
1421
1422         PR bootstrap/47215
1423         * config/i386/i386.c (ix86_local_alignment): Handle
1424         case for va_list_type_node is nil.
1425         (ix86_canonical_va_list_type): Likewise.
1426
1427 2011-01-21  Alan Modra  <amodra@gmail.com>
1428
1429         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
1430         builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
1431
1432 2011-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
1433
1434         * config/arm/arm.md (define_attr type): Rename f_load
1435         and f_store to f_fpa_load and f_fpa_store. Update.
1436         (write_conflict): Deal with rename fallout.
1437         (*push_fp_multi): Likewise.
1438         * config/arm/fpa.md (f_load): Use f_fpa_load.
1439         (f_store): Use f_fpa_store.
1440         (*movsf_fpa): Likewise.
1441         (*movdf_fpa): Likewise.
1442         (*movxf_fpa): Likewise.
1443         (*thumb2_movsf_fpa): Likewise.
1444         (*thumb2_movdf_fpa): Likewise.
1445         (*thumb2_movxf_fpa): Likewise.
1446         * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
1447         f_loadd and f_stored.
1448         (*thumb2_movdi_vfp): Likewise.
1449         (*thumb2_movsf_vfp): Fix attribute to f_loads.
1450         (*thumb2_movsi_vfp): Likewise.
1451         * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
1452         Use f_loads instead of f_load.
1453         * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
1454
1455 2011-01-20  Anatoly Sokolov  <aesok@post.ru>
1456
1457         * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
1458         * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
1459         * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
1460         (xtensa_mode_dependent_address_p): New function.
1461         (constantpool_address_p): Make static. Change return type to bool.
1462         Change argument type to const_rtx. Use CONST_INT_P predicate.
1463
1464 2011-01-20  Alexandre Oliva  <aoliva@redhat.com>
1465
1466         PR debug/46583
1467         * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
1468
1469 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
1470
1471         PR debug/47283
1472         * cfgexpand.c (expand_debug_expr): Instead of generating
1473         (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
1474         etc. handling.
1475
1476 2011-01-20  Richard Guenther  <rguenther@suse.de>
1477
1478         PR middle-end/47370
1479         * tree-inline.c (remap_gimple_op_r): Recurse manually for
1480         the pointer operand of MEM_REFs.
1481
1482 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
1483
1484         PR tree-optimization/46130
1485         * ipa-split.c (consider_split): If return_bb contains non-virtual
1486         PHIs other than for retval or if split_function would not adjust it,
1487         refuse to split.
1488
1489 2011-01-20  Richard Guenther  <rguenther@suse.de>
1490
1491         PR tree-optimization/47167
1492         * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
1493         Revert previous change, only avoid enumeral type changes.
1494
1495 2011-01-19  Mike Stump  <mikestump@comcast.net>
1496
1497         * doc/tm.texi.in (BRANCH_COST): Englishify.
1498         * doc/tm.texi (BRANCH_COST): Likewise.
1499
1500 2011-01-19  Dodji Seketeli  <dodji@redhat.com>
1501
1502         PR c++/47291
1503         * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
1504         (gen_scheduled_generic_parms_dies): New functions.
1505         (gen_struct_or_union_type_die): Schedule template parameters DIEs
1506         generation for the end of CU compilation.
1507         (dwarf2out_finish): Generate template parameters DIEs here.
1508
1509 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
1510
1511         PR debug/46240
1512         * tree-into-ssa.c (maybe_register_def): Do not attempt to add
1513         debug bind stmt on merge edges.
1514
1515 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
1516
1517         PR debug/47079
1518         PR debug/46724
1519         * function.c (instantiate_expr): Instantiate incoming rtl of
1520         implicit arguments, and recurse on VALUE_EXPRs.
1521         (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
1522         * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
1523
1524 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
1525
1526         * c-parser.c (c_parser_for_statement): Initialize
1527         collection_expression.
1528
1529 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
1530
1531         * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
1532
1533 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
1534
1535         * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
1536         (LINK_SHLIB_SPEC): Don't use %(link_path).
1537         (SUBTARGET_EXTRA_SPECS): Remove link_path.
1538
1539 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
1540
1541         * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
1542         (NO_SHARED_LIB_SUPPORT): Remove.
1543         (LINK_SHLIB_SPEC): Remove one conditional definition.
1544
1545 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
1546
1547         * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
1548         %{call_shared}.
1549         * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
1550         * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
1551         * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
1552         %{call_shared} and conditionals on these options not being passed.
1553         * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
1554         %{call_shared}.
1555
1556 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
1557
1558         * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
1559         simplify.
1560
1561         * ipa-split.c: Spelling fixes.
1562
1563 2011-01-19  Richard Henderson  <rth@redhat.com>
1564
1565         * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
1566         (*mulsi3): Likewise.
1567
1568         * longlong.h [__mn10300__] (count_leading_zeros): New.
1569         [__mn10300__] (umul_ppmm, smul_ppmm): New.
1570         [__mn10300__] (add_ssaaaa, subddmmss): New.
1571         [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
1572         [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
1573
1574 2011-01-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1575
1576         * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
1577
1578 2011-01-19  Richard Henderson  <rth@redhat.com>
1579
1580         * config/mn10300/mn10300.md (addsi3_flags): New.
1581         (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
1582         (subsi3_flags, subc_internal, subdi3): New.
1583         (subdi3_internal, *subdi3_degenerate): New.
1584         * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
1585
1586         * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
1587         (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
1588         (mn10300_expand_epilogue): Use it.  Compute REG_SAVE_BYTES once.
1589         * config/mn10300/mn10300-protos.h: Update.
1590         * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
1591         (return_ret): Likewise.  Rename from return_internal_regs.
1592         (return_internal): Remove.
1593
1594         * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
1595         (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
1596         (mn10300_legitimate_constant_p): Likewise.
1597         (mn10300_can_use_return_insn): Use mn10300_initial_offset.
1598         (mn10300_frame_size): New.
1599         (mn10300_expand_prologue): Use it.
1600         (mn10300_expand_epilogue): Likewise.
1601         (mn10300_initial_offset): Likewise.
1602         * config/mn10300/mn10300-protos.h: Update.
1603         * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
1604         * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
1605         (prologue, epilogue, return_internal): Tidy output code.
1606         (mn10300_store_multiple_operation, return): Likewise.
1607         (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
1608         (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
1609         (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
1610         (load_pic, am33_load_pic): New.
1611         (mn10300_load_pic0, mn10300_load_pic1): New.
1612
1613         * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
1614         * config/mn10300/mn10300.c (CC_FLAG_Z): New.
1615         (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
1616         (cc_flags_for_mode, cc_flags_for_code): New.
1617         (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
1618         overflow flag is not valid.  Validate that the flags we need
1619         for the comparison are valid.
1620         (mn10300_output_cmp): Remove.
1621         (mn10300_output_add): New.
1622         (mn10300_select_cc_mode): Use cc_flags_for_code.
1623         (mn10300_split_cbranch): New.
1624         (mn10300_match_ccmode): New.
1625         (mn10300_split_and_operand_count): New.
1626         * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
1627         to the function.
1628         * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
1629         (addsi3): ... here.  Use mn10300_output_add.
1630         (*addsi3_flags): New.
1631         (*am33_subsi3, *mn10300_subsi3): Merge...
1632         (subsi3): ... here.  Use attribute isa.
1633         (*subsi3_flags): New.
1634         (negsi2): Rewrite from expander to insn_and_split.  Use NOT+INC
1635         when possible.
1636         (*am33_andsi3, *mn10300_andsi3): Merge...
1637         (andsi3): ... here.
1638         (*andsi3_flags): New.
1639         (andsi3 splitters): New.
1640         (*am33_iorsi3, *mn10300_iorsi3): Merge...
1641         (iorsi3): ... here.
1642         (*iorsi3_flags): New.
1643         (*am33_xorsi3, *mn10300_xorsi3): Merge...
1644         (xorsi3): ... here.
1645         (*xorsi3_flags): New.
1646         (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
1647         (one_cmplsi2): ... here.
1648         (*one_cmplsi2_flags): New.
1649         (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload.  Use "r"
1650         instead of "dax" in constraints.  Use mn10300_split_cbranch.
1651         (*cmpsi): Rename from cmpsi.  Do not use mn10300_output_cmp.  Do not
1652         use matching constraints to eliminate a self-comparison.
1653         (*integer_conditional_branch): Rename from integer_conditional_branch.
1654         Use int_mode_flags to match CC_REG.
1655         (*cbranchsi4_btst, *btstsi): New.
1656         (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload.  Use
1657         mn10300_split_cbranch.
1658         (*am33_cmpsf): Rename from am33_cmpsf.
1659         (*float_conditional_branch): Rename from float_conditional_branch.
1660         (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
1661         (zero_extendqisi2): ... here.
1662         (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
1663         (zero_extendhisi2): ... here.
1664         (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
1665         (extendqisi2): ... here.
1666         (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
1667         (extendhisi2): ... here.
1668         (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
1669         (ashlsi3): ... here.
1670         (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
1671         (lshrsi3): ... here.
1672         (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
1673         (ashrsi3): ... here.
1674         (consecutive add peephole): Remove.
1675         * config/mn10300/predicates.md (label_ref_operand): New.
1676         (int_mode_flags): New.
1677         (CCZN_comparison_operator): New.
1678
1679         * config/mn10300/mn10300.md (UNSPEC_EXT): New.
1680         (throughput_42_latency_43): New reservation.
1681         (mulsidi3, umulsidi3): New expanders.
1682         (mulsidi3_internal): Rewrite from old mulsidi3 pattern.  Expose
1683         the MDR register to allocation; separately allocate the low and
1684         high parts of the DImode result.
1685         (umulsidi3_internal): Similarly.
1686         (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
1687         (*mulsi3): ... here.  Clobber MDR as a scratch as necessary.
1688         (udivsi3, umodsi3): Remove.
1689         (udivmodsi4, divmodsi4): New expanders.
1690         (*udivmodsi4): Rename from udivmodsi4.  Expose MDR properly.
1691         (*divmodsi4): Simiarly.
1692         (ext_internal): New.
1693
1694         * config/mn10300/constraints.md ("z"): New constraint.
1695         * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
1696         (FIXED_REGISTERS): Don't fix MDR.
1697         (CALL_USED_REGSITERS): Reformat nicely.
1698         (REG_ALLOC_ORDER): Add MDR.
1699         (enum regclass): Add MDR_REGS.
1700         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
1701         (IRA_COVER_CLASSES): Add MDR_REGS.
1702         (REGNO_REG_CLASS): Handle MDR_REG.
1703         * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
1704         (mn10300_register_move_cost): Likewise.
1705         * config/mn10300/mn10300.md (MDR_REG): New.
1706         (*movsi_internal): Handle moves to/from MDR_REGS.
1707
1708         * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
1709         POST_MODIFY.
1710         (mn10300_secondary_reload): Tidy combination reload classes.
1711         (mn10300_legitimate_address_p): Allow post-modify and reg+reg
1712         addresses for AM33.  Allow symbolic offsets for reg+imm.
1713         (mn10300_regno_in_class_p): New.
1714         (mn10300_legitimize_reload_address): New.
1715         * config/mn10300/mn10300.h (enum reg_class): Remove
1716         DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
1717         SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS.  Add
1718         SP_OR_GENERAL_REGS.
1719         (REG_CLASS_NAMES): Update to match.
1720         (REG_CLASS_CONTENTS): Likewise.
1721         (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
1722         (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
1723         (REGNO_IN_RANGE_P): Remove.
1724         (REGNO_DATA_P): Use mn10300_regno_in_class_p.
1725         (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
1726         (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
1727         (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
1728         (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
1729         (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
1730         (REGNO_GENERAL_P): New.
1731         (HAVE_POST_MODIFY_DISP): New.
1732         (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
1733         (LEGITIMIZE_RELOAD_ADDRESS): New.
1734         * config/mn10300/mn10300-protos.h: Update.
1735
1736         * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
1737         DATA_REGS for AM33 stack-pointer destination.
1738         (mn10300_preferred_output_reload_class): Likewise.
1739         (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
1740         into a form appropriate for ...
1741         (TARGET_SECONDARY_RELOAD): New.
1742         * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
1743         * config/mn10300/mn10300-protos.h: Update.
1744         * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
1745         reload_insi; use the "A" constraint for the scratch; handle AM33
1746         moves of sp to non-address registers.
1747
1748         * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
1749         (*movqi_internal): ... here.
1750         (*am33_movhi, *mn10300_movhi): Merge into...
1751         (*movhi_internal): ... here.
1752         (*movsi_internal): Use "r" instead of "dax" in constraints.  Use "A"
1753         as the source/destination of moves from/to SP.
1754         (movsf): Only allow for AM33-2.
1755         (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
1756         any integer constant constraint.  Only allow for AM33-2.  Tidy
1757         all of the alternative outputs.
1758         (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
1759         (udivmodsi4): Delete expander and promote *udivmodsi4.  Disallow
1760         for MN103.
1761         (udivsi3, umodsi3): New patterns for MN103 only.
1762
1763 2011-01-19  Joern Rennecke  <amylaar@spamcop.net>
1764
1765         * doc/tm.texi.in: Spell out that a lack of register class unions
1766         can lead to ICEs.
1767         * doc/tm.texi: Regenerate.
1768
1769 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
1770
1771         PR rtl-optimization/47337
1772         * dce.c (check_argument_store): New function.
1773         (find_call_stack_args): Ignore debug insns.  Use check_argument_store.
1774
1775         PR tree-optimization/47290
1776         * tree-eh.c (infinite_empty_loop_p): New function.
1777         (cleanup_empty_eh): Use it.
1778
1779 2011-01-18  Steve Ellcey  <sje@cup.hp.com>
1780
1781         PR target/46997
1782         * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
1783         (a64_expand_widen_sum): Ditto.
1784         * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
1785         (vec_extract_evenodd_help): Ditto.
1786         (vec_extract_evenv4hi): Ditto.
1787         (vec_extract_oddv4hi): Ditto.
1788         (vec_extract_evenv2si): Ditto.
1789         (vec_extract_oddv2si): Ditto.
1790         (vec_extract_evenv2sf): Ditto.
1791         (vec_extract_oddv2sf): Ditto.
1792         (vec_pack_trunc_v4hi: Ditto.
1793         (vec_pack_trunc_v2si): Ditto.
1794         (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
1795         (vec_interleave_highv8qi): Ditto.
1796         (mix1_r): Ditto.
1797         (vec_extract_oddv8qi): Ditto.
1798         (vec_interleave_lowv4hi): Ditto.
1799         (vec_interleave_highv4hi): Ditto.
1800         (vec_interleave_lowv2si): Ditto.
1801         (vec_interleave_highv2si): Ditto.
1802
1803 2011-01-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1804
1805         * doc/extend.texi: Mention __float128 support on hppa HP-UX.
1806         * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
1807         * config/pa/pa.c (pa_expand_builtin): New.  Include "langhooks.h".
1808         (pa_c_mode_for_suffix): New.
1809         (TARGET_EXPAND_BUILTIN): Define.
1810         (TARGET_C_MODE_FOR_SUFFIX): Define.
1811         (pa_builtins): Define.
1812         (pa_init_builtins): Register __float128 type and init new support
1813         builtins.
1814         * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
1815         * config/pa/quadlib.c (_U_Qfcopysign): New.
1816
1817 2011-01-18  Eric Botcazou  <ebotcazou@adacore.com>
1818
1819         PR middle-end/46894
1820         * explow.c (allocate_dynamic_stack_space): Do not assume more than
1821         BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
1822         are defined.
1823
1824 2011-01-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1825
1826         PR tree-optimization/47179
1827         * config/spu/spu.c (spu_ref_may_alias_errno): New function.
1828         (TARGET_REF_MAY_ALIAS_ERRNO): Define.
1829
1830 2011-01-18  Richard Guenther  <rguenther@suse.de>
1831
1832         PR rtl-optimization/47216
1833         * emit-rtl.c: Include tree-flow.h.
1834         (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
1835         of replicating it with different semantics.
1836         * Makefile.in (emit-rtl.o): Adjust.
1837
1838 2011-01-18  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
1839
1840         * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually
1841         include.
1842         (cortex_a9_dp): Handle neon types correctly.
1843
1844 2011-01-18  Jakub Jelinek  <jakub@redhat.com>
1845
1846         PR rtl-optimization/47299
1847         * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
1848         subtarget.  Use normal multiplication if both operands are
1849         constants.
1850         * expmed.c (expand_widening_mult): Don't try to optimize constant
1851         multiplication if op0 has VOIDmode.  Convert op1 constant to mode
1852         before using it.
1853
1854 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1855
1856         * doc/lto.texi (LTO): Ensure two spaces after period.  Fix
1857         spacing after 'e.g.', typos, comma, hyphenation.
1858
1859 2011-01-17  Richard Henderson  <rth@redhat.com>
1860
1861         * config/rx/predicates.md (rx_constshift_operand): Use match_test.
1862         (rx_restricted_mem_operand): New.
1863         (rx_shift_operand): Use register_operand.
1864         (rx_source_operand, rx_compare_operand): Likewise.
1865         * config/rx/rx.md (addsi3_flags): New expander.
1866         (adddi3): Rewrite as expander.
1867         (adc_internal, *adc_flags, adddi3_internal): New patterns.
1868         (subsi3_flags): New expander.
1869         (subdi3): Rewrite as expander.
1870         (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
1871
1872         * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
1873         (rx_init_builtins): Remove sat builtin.
1874         (rx_expand_builtin): Likewise.
1875         * config/rx/rx.md (ssaddsi3): New.
1876         (*sat): Rename from sat.  Represent the CC_REG input.
1877
1878         * config/rx/predicates.md (rshift_operator): New.
1879         * config/rx/rx.c (rx_expand_insv): Remove.
1880         * config/rx/rx-protos.h: Update.
1881         * config/rx/rx.md (*bitset): Rename from bitset.  Swap the ashift
1882         operand to the canonical position.
1883         (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
1884         (*bitclr, *bitclr_in_memory): Similarly.
1885         (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
1886         (insv): Retain the zero_extract in the expansion.
1887
1888         * config/rx/rx.md (bswapsi2): Use = not + for output reload.
1889         (bswaphi2, bitinvert, revw): Likewise.
1890
1891         * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
1892         (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
1893         * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
1894         (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
1895         (bitset, bitset_in_memory): Likewise.
1896         (bitinvert, bitinvert_in_memory): Likewise.
1897         (bitclr, bitclr_in_memory): Likewise.
1898         (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
1899         (rx_strend, rx_cmpstrn): Likewise.
1900         (rx_setmem): Likewise.  Make the source BLKmode to match the dest.
1901         (bitop peep2 patterns): Remove.
1902
1903         * config/rx/rx.c (rx_match_ccmode): New.
1904         * config/rx/rx-protos.h: Update.
1905         * config/rx/rx.md (abssi2): Clobber, don't set flags.
1906         (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
1907         (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
1908         (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
1909         (fix_truncsfsi2, floatsisf2): Likewise.
1910         (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
1911         (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
1912         (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
1913         (*subsi3_flags, *xorsi3_flags): New.
1914
1915         * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
1916
1917         * config/rx/rx.c (rx_print_operand): Remove workaround for
1918         unsplit comparison operations.
1919
1920         * config/rx/rx.md (movsicc): Split after reload.
1921         (*movsicc): Merge *movsieq and *movsine via match_operator.
1922         (*stcc): New pattern.
1923
1924         * config/rx/rx.c (rx_float_compare_mode): Remove.
1925         * config/rx/rx.h (rx_float_compare_mode): Remove.
1926         * config/rx/rx.md (cstoresi4): Split after reload.
1927         (*sccc): New pattern.
1928
1929         * config/rx/predicates.md (label_ref_operand): New.
1930         (rx_z_comparison_operator): New.
1931         (rx_zs_comparison_operator): New.
1932         (rx_fp_comparison_operator): New.
1933         * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
1934         Validate that the flags are set properly for the comparison.
1935         (rx_gen_cond_branch_template): Remove.
1936         (rx_cc_modes_compatible): Remove.
1937         (mode_from_flags): New.
1938         (flags_from_code): Rename from flags_needed_for_conditional.
1939         (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
1940         (rx_select_cc_mode): Likewise.
1941         (rx_split_fp_compare): New.
1942         (rx_split_cbranch): New.
1943         * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
1944         (*cbranchsi4): Use match_operator and rx_split_cbranch.
1945         (*cbranchsf4): Similarly.
1946         (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>.  Use
1947         match_operator and rx_split_cbranch.
1948         (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
1949         tstbranchsi4m_ne.  Use match_operator and rx_split_cbranch.
1950         (*cmpsi): Rename from cmpsi.
1951         (*tstsi): Rename from tstsi.
1952         (*cmpsf): Rename from cmpsf; use CC_Fmode.
1953         (*conditional_branch): Rename from conditional_branch.
1954         (*reveresed_conditional_branch): Remove.
1955         (b<code>): Remove expander.
1956         * config/rx/rx-protos.h: Update.
1957
1958         * config/rx/rx.c (rx_compare_redundant): Remove.
1959         * config/rx/rx.md (cmpsi): Don't use it.
1960         * config/rx/rx-protos.h: Update.
1961
1962         * config/rx/rx-modes.def (CC_F): New mode.
1963         * config/rx/rx.c (rx_select_cc_mode): New.
1964         * config/rx/rx.h (SELECT_CC_MODE): Use it.
1965         * config/rx/rx-protos.h: Update.
1966
1967 2011-01-17  Richard Henderson  <rth@redhat.com>
1968
1969         * except.c (dump_eh_tree): Fix stray ; after for statement.
1970
1971 2011-01-17  Richard Guenther  <rguenther@suse.de>
1972
1973         PR tree-optimization/47313
1974         * tree-inline.c (tree_function_versioning): Move DECL_RESULT
1975         handling before copying the body.  Properly deal with
1976         by-reference result in SSA form.
1977
1978 2011-01-17  Ian Lance Taylor  <iant@google.com>
1979
1980         PR target/47219
1981         * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
1982         (struct_value_alias_set): Don't define.
1983         (sparc_option_override): Don't set sparc_sr_alias_set and
1984         struct_value_alias_set.
1985         (save_or_restore_regs): Use gen_frame_mem rather than calling
1986         set_mem_alias_set.
1987         (sparc_struct_value_rtx): Likewise.
1988
1989 2011-01-17  H.J. Lu  <hongjiu.lu@intel.com>
1990
1991         PR target/47318
1992         * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to
1993         __m128i.
1994         (_mm_maskstore_pd): Likewise.
1995         (_mm_maskload_ps): Likewise.
1996         (_mm_maskstore_ps): Likewise.
1997         (_mm256_maskload_pd): Change mask to __m256i.
1998         (_mm256_maskstore_pd): Likewise.
1999         (_mm256_maskload_ps): Likewise.
2000         (_mm256_maskstore_ps): Likewise.
2001
2002         * config/i386/i386-builtin-types.def: Updated.
2003         (ix86_expand_special_args_builtin): Likewise.
2004
2005         * config/i386/i386.c (bdesc_special_args): Update
2006         __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
2007         __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
2008         __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
2009         __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
2010
2011         * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
2012         Use <avxpermvecmode> on mask register.
2013         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
2014
2015 2011-01-17  Olivier Hainque  <hainque@adacore.com>
2016             Michael Haubenwallner  <michael.haubenwallner@salomon.at>
2017             Eric Botcazou  <ebotcazou@adacore.com>
2018
2019         PR target/46655
2020         * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
2021         if <= USHRT_MAX in 32-bit mode.
2022
2023 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2024
2025         * doc/install.texi (Configuration, Specific): Wrap long
2026         lines in examples.  Allow line wrapping in long options
2027         and URLs where beneficial for PDF output.
2028
2029 2011-01-16  Richard Sandiford  <rdsandiford@googlemail.com>
2030
2031         * config/mips/mips.c (mips_classify_symbol): Don't return
2032         SYMBOL_PC_RELATIVE for nonlocal labels.
2033
2034 2011-01-15  Eric Botcazou  <ebotcazou@adacore.com>
2035
2036         * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
2037
2038 2011-01-15  Jan Hubicka  <jh@suse.cz>
2039
2040         PR tree-optimization/47276
2041         * ipa.c (function_and_variable_visibility): Do not try to mark alias
2042         declarations as needed.
2043
2044 2011-01-15  Martin Jambor  <mjambor@suse.cz>
2045
2046         * common.opt (fdevirtualize): New flag.
2047         * doc/invoke.texi (Option Summary): Document it.
2048         * opts.c (default_options_table): Add devirtualize flag.
2049         * ipa-prop.c (detect_type_change): Return immediately if
2050         devirtualize flag is not set.
2051         (detect_type_change_ssa): Likewise.
2052         (compute_known_type_jump_func): Likewise.
2053         (ipa_analyze_virtual_call_uses): Likewise.
2054
2055 2011-01-14  Martin Jambor  <mjambor@suse.cz>
2056
2057         PR tree-optimization/45934
2058         PR tree-optimization/46302
2059         * ipa-prop.c (type_change_info): New type.
2060         (stmt_may_be_vtbl_ptr_store): New function.
2061         (check_stmt_for_type_change): Likewise.
2062         (detect_type_change): Likewise.
2063         (detect_type_change_ssa): Likewise.
2064         (compute_complex_assign_jump_func): Check for dynamic type change.
2065         (compute_complex_ancestor_jump_func): Likewise.
2066         (compute_known_type_jump_func): Likewise.
2067         (compute_scalar_jump_functions): Likewise.
2068         (ipa_analyze_virtual_call_uses): Likewise.
2069         (ipa_analyze_node): Push and pop cfun, set current_function_decl.
2070
2071 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
2072
2073         * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
2074         * config/i386/i386.opt (msse5): New Alias.
2075
2076 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
2077
2078         * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
2079         * config/sparc/linux64.h (CC1_SPEC): Likewise.
2080         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2081         * config/sparc/sparc.h (CC1_SPEC): Likewise.
2082
2083 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
2084
2085         * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
2086         -mcpu options.
2087         * config/sparc/linux64.h (CC1_SPEC): Likewise.
2088         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2089         * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
2090         * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
2091         Likewise.
2092         * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
2093
2094 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
2095
2096         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or
2097         -fvec-eabi.
2098
2099 2011-01-14  Mike Stump  <mikestump@comcast.net>
2100
2101         * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
2102         * config/fr30/fr30.md: Likweise
2103         (movsi_push): Likewise.
2104         (movsi_pop): Likewise.
2105         (enter_func): Likewise.
2106         * config/moxie/moxie.md (movsi_push): Likewise.
2107         (movsi_pop): Likewise.
2108
2109 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
2110
2111         * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
2112         %{no_archive} %{exact_version}.
2113         * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
2114         * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
2115         %{no_archive} %{exact_version}.
2116         * config/mips/openbsd.h (LINK_SPEC): Likewise.
2117         * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
2118         * config/mips/vxworks.h: Likewise.
2119
2120 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
2121
2122         * config/microblaze/microblaze.h (ASM_SPEC): Remove
2123         %{microblaze1}.
2124
2125 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
2126
2127         * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
2128         ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
2129
2130 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
2131
2132         * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
2133         -nodefaultlib.
2134
2135 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
2136
2137         * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
2138         for mcpu not cpu.
2139         * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
2140         CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
2141         not cpu.
2142         (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
2143         Don't handle -shlib.
2144
2145 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
2146
2147         * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
2148         (CC1_SPEC): Don't handle -profile.
2149
2150 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
2151
2152         * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
2153         * config/mips/mips.h (CC1_SPEC): Likewise.
2154
2155 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
2156
2157         * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
2158         * config/mips/mips.h (CC1_SPEC): Likewise.
2159
2160 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
2161
2162         * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
2163         * config/m32r/linux.h (LINK_SPEC): Likewise.
2164         * config/mips/linux.h (LINK_SPEC): Likewise.
2165         * config/mips/linux64.h (LINK_SPEC): Likewise.
2166         * config/sparc/linux.h (LINK_SPEC): Likewise.
2167         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
2168         LINK_SPEC): Likewise.
2169         * config/xtensa/linux.h (LINK_SPEC): Likewise.
2170
2171 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
2172
2173         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
2174         %{version:-v}.
2175         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
2176
2177 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
2178
2179         * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
2180         * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
2181
2182 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
2183
2184         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
2185
2186 2011-01-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2187
2188         * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
2189         supports -Bstatic/-Bdynamic.
2190         * configure: Regenerate.
2191
2192 2011-01-14  Jan Hubicka  <jh@suse.cz>
2193         Jack Howarth <howarth@bromo.med.uc.edu>
2194
2195         PR target/46037
2196         * config/darwin.c (darwin_override_options): Honor flag_gtoggle
2197         when checking debug_info_level. Test write_symbols instead of
2198         debug_hooks->var_location when setting flag_var_tracking_uninit.
2199
2200 2011-01-14  Richard Guenther  <rguenther@suse.de>
2201
2202         PR tree-optimization/47179
2203         * target.def (ref_may_alias_errno): New target hook.
2204         * targhooks.h (default_ref_may_alias_errno): Declare.
2205         * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
2206         (default_ref_may_alias_errno): New function.
2207         * target.h (struct ao_ref_s): Declare.
2208         * tree-ssa-alias.c: Include target.h.
2209         (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
2210         * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
2211         (targhooks.o): Likewise.
2212         * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
2213         * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
2214
2215 2011-01-14  Richard Guenther  <rguenther@suse.de>
2216
2217         * tree-ssa-structalias.c  (new_var_info): Use DECL_HARD_REGISTER.
2218
2219 2011-01-14  Richard Guenther  <rguenther@suse.de>
2220
2221         PR tree-optimization/47280
2222         * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
2223         return CFG changes.
2224         (tree_ssa_forward_propagate_single_use_vars): Deal with
2225         CFG changes from associate_plusminus.
2226
2227 2011-01-14  Richard Guenther  <rguenther@suse.de>
2228
2229         PR middle-end/47281
2230         Revert
2231         2011-01-11  Richard Guenther  <rguenther@suse.de>
2232
2233         PR tree-optimization/46076
2234         * tree-ssa.c (useless_type_conversion_p): Conversions from
2235         unprototyped to empty argument list function types are useless.
2236
2237 2011-01-14  Richard Guenther  <rguenther@suse.de>
2238
2239         PR tree-optimization/47286
2240         * tree-ssa-structalias.c (new_var_info): Register variables are global.
2241
2242 2011-01-14  Martin Jambor  <mjambor@suse.cz>
2243
2244         PR middle-end/46823
2245         * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
2246
2247 2011-01-13  Anatoly Sokolov  <aesok@post.ru>
2248
2249         * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
2250         LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
2251         * config/xtensa/xtensa.c (xtensa_libcall_value,
2252         xtensa_function_value_regno_p): New functions.
2253         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
2254
2255 2011-01-13  Kai Tietz  <kai.tietz@onevision.com>
2256
2257         PR c++/47213
2258         * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
2259         PE specific hook.
2260         * config/i386/i386-protos.h (i386_pe_assemble_visibility):
2261         New function prototype.
2262         * config/i386/winnt.c (i386_pe_assemble_visibility):
2263         Warn only if attribute was specified by user.
2264
2265 2011-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
2266
2267         PR target/47251
2268         * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
2269         floating point.
2270         (floatunsdidf2_fcfidu): Ditto.
2271
2272 2011-01-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
2273
2274         * config/s390/s390.c (print_operand_address): Replace 'error' with
2275         'output_operand_lossage'.
2276         (print_operand): Likewise.
2277
2278 2011-01-13  Jeff Law  <law@redhat.com>
2279
2280         PR rtl-optimization/39077
2281         * doc/invoke.texi (max-gcse-insertion-ratio): Document.
2282         * params.h (MAX_GCSE_INSERTION_RATIO): Define.
2283         * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
2284         * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
2285         * gcse.c (prune_insertions_deletions): New function.
2286         (compute_pre_data): Use it.
2287
2288 2011-01-13  Dodji Seketeli  <dodji@redhat.com>
2289
2290         PR debug/PR46973
2291         * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
2292         static function.
2293         (prune_unused_types_mark): Use it.
2294
2295 2011-01-13  Andrey Belevantsev  <abel@ispras.ru>
2296
2297         PR rtl-optimization/45352
2298         * sel-sched.c: Update copyright years.
2299         (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
2300         in the advancing loop when we have issued issue_rate insns.
2301
2302 2011-01-12  Richard Henderson  <rth@redhat.com>
2303
2304         * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
2305         (TARGET_MD_ASM_CLOBBERS): New.
2306
2307         * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
2308         (TARGET_DELEGITIMIZE_ADDRESS): New.
2309
2310         * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
2311         (clzsi2, *bsch): New patterns.
2312
2313         * config/mn10300/mn10300.md (INT): New mode iterator.
2314         (*mov<INT>_clr): New pattern, and peep2 to generate it.
2315
2316         * config/mn10300/mn10300.c (mn10300_option_override): Force enable
2317         flag_split_wide_types.
2318
2319         * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
2320         (mn10300_trampoline_init): Rewrite without a template, an immediate
2321         load and a direct branch.
2322         * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
2323
2324 2011-01-12  Anatoly Sokolov  <aesok@post.ru>
2325
2326         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2327         * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
2328         * config/s390/s390.c (s390_output_addr_const_extra): Make static.
2329         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2330
2331 2011-01-12  Kai Tietz  <kai.tietz@onevision.com>
2332
2333         PR debug/47209
2334         * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
2335         of type.
2336
2337 2011-01-12  Jan Hubicka  <jh@suse.cz>
2338
2339         PR driver/47244
2340         * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
2341         (PLUGIN_COND_CLOSE): New macro.
2342         (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
2343
2344 2011-01-12  Richard Guenther  <rguenther@suse.de>
2345
2346         PR lto/47259
2347         * lto-streamer-out.c (output_gimple_stmt): Do not wrap
2348         register variables in a MEM_REF.
2349
2350 2011-01-12  Joseph Myers  <joseph@codesourcery.com>
2351
2352         * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
2353         crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
2354         hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
2355         i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
2356         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
2357         x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
2358         ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
2359         m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
2360         mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
2361         s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
2362         sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
2363         am33_2.0-*-linux*): Use gnu-user.h before linux.h.
2364         * config/gnu-user.h: New.  Copied from linux.h.
2365         (LINUX_TARGET_STARTFILE_SPEC): Rename to
2366         GNU_USER_TARGET_STARTFILE_SPEC.
2367         (LINUX_TARGET_ENDFILE_SPEC): Rename to
2368         GNU_USER_TARGET_ENDFILE_SPEC.
2369         (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
2370         (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
2371         (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
2372         LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
2373         CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
2374         UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
2375         BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
2376         BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
2377         LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
2378         TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
2379         * config/arm/linux-eabi.h (CC1_SPEC): Use
2380         GNU_USER_TARGET_CC1_SPEC.
2381         (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
2382         (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
2383         (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
2384         * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
2385         LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
2386         LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
2387         CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
2388         LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
2389
2390 2011-01-12  Richard Guenther  <rguenther@suse.de>
2391
2392         PR other/46946
2393         * doc/invoke.texi (ffast-math): Document it is turned on
2394         with -Ofast.
2395
2396 2011-01-12  Jan Hubicka  <jh@suse.cz>
2397
2398         PR tree-optimization/47233
2399         * opts.c (common_handle_option): Disable ipa-reference with profile
2400         feedback.
2401
2402 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
2403
2404         * c-parser.c (c_parser_objc_at_property_declaration): Improved
2405         error message.
2406
2407 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
2408
2409         * c-parser.c (c_lex_one_token): Updated and reindented some
2410         comments.  No changes in code.
2411
2412 2011-01-11  Ian Lance Taylor  <iant@google.com>
2413
2414         * godump.c (go_output_var): Don't output the variable if there is
2415         already a type with the same name.
2416
2417 2011-01-11  Ian Lance Taylor  <iant@google.com>
2418
2419         * godump.c (go_format_type): Don't generate float80.
2420
2421 2011-01-11  Richard Henderson  <rth@redhat.com>
2422
2423         * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
2424         declaration.  Rewrite for both speed and size.
2425         (mn10300_address_cost_1): Remove.
2426         (mn10300_register_move_cost): New.
2427         (mn10300_memory_move_cost): New.
2428         (mn10300_rtx_costs): Rewrite for both speed and size.  Don't handle
2429         ZERO_EXTRACT.  Do handle UNSPEC, arithmetic, logicals, compare,
2430         extensions, shifts, BSWAP, CLZ.
2431         (mn10300_wide_const_load_uses_clr): Remove.
2432         (TARGET_REGISTER_MOVE_COST): New.
2433         (TARGET_MEMORY_MOVE_COST): New.
2434         * config/mn10300/mn10300-protos.h: Update.
2435         * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
2436
2437         * config/mn10300/constraints.md ("R", "T"): Remove constraints.
2438         * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
2439         * config/mn10300/mn10300-protos.h: Update.
2440         * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
2441         (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
2442         (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
2443         (*test_int_bitfield, *test_byte_bitfield): Remove.
2444         (*bit_test, *subreg_bit_test): Remove.
2445         * config/mn10300/predicates.md (const_8bit_operand): Remove.
2446
2447         * config/mn10300/constraints.md ("c"): Rename from "A".
2448         ("A", "D"): New constraint letters.
2449         * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
2450         (fmssf4, fnmasf4, fnmssf4): Likewise.
2451
2452         * config/mn10300/mn10300.md (isa): New attribute.
2453         (enabled): New attribute.
2454
2455         * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
2456         (abssf2, negsf2): Define only for hardware fp.
2457         (sqrtsf2): Reformat.
2458         (addsf3, subsf3, mulsf3): Merge expander and insn.
2459
2460         * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
2461         (DEBUGGER_AUTO_OFFSET): Remove.
2462         (DEBUGGER_ARG_OFFSET): Remove.
2463
2464         * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
2465         Emit register stores with the same offsets as the hardware.
2466         (mn10300_store_multiple_operation): Don't check that the register
2467         save offsets are monotonic.
2468         * config/mn10300/mn10300-protos.h: Update.
2469
2470         * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
2471
2472         * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
2473         in terms of the value on the stack, not the MDR register.
2474
2475 2011-01-11  Jan Hubicka  <jh@suse.cz>
2476
2477         PR lto/45721
2478         PR lto/45375
2479         * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
2480         (symbol_alias_set_destroy, symbol_alias_set_contains,
2481         propagate_aliases_backward): Declare.
2482         * lto-streamer-out.c (struct sets): New sturcture.
2483         (trivally_defined_alias): New function.
2484         (output_alias_pair_p): Rewrite.
2485         (output_unreferenced_globals): Fix output of alias pairs.
2486         (produce_symtab): Likewise.
2487         * ipa.c (function_and_variable_visibility): Set weak alias destination
2488         as needed in lto.
2489         * varasm.c (symbol_alias_set_t): Remove.
2490         (symbol_alias_set_destroy): Export.
2491         (propagate_aliases_forward, propagate_aliases_backward): New functions
2492         based on ...
2493         (compute_visible_aliases): ... this one; remove.
2494         (trivially_visible_alias): New
2495         (trivially_defined_alias): New.
2496         (remove_unreachable_alias_pairs): Rewrite.
2497         (finish_aliases_1): Reorganize code checking if alias is defined.
2498         * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
2499         in LTO mode.
2500
2501 2011-01-11  Richard Guenther  <rguenther@suse.de>
2502
2503         PR tree-optimization/46076
2504         * tree-ssa.c (useless_type_conversion_p): Conversions from
2505         unprototyped to empty argument list function types are useless.
2506
2507 2011-01-11  Richard Guenther  <rguenther@suse.de>
2508
2509         PR middle-end/45235
2510         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
2511         volatile MEMs as MEM_READONLY_P.
2512
2513 2011-01-11  Richard Guenther  <rguenther@suse.de>
2514
2515         PR tree-optimization/47239
2516         * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
2517
2518 2011-01-11  Jeff Law  <law@redhat.com>
2519
2520         PR tree-optimization/47086
2521         * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
2522         IVs from statements that might throw.
2523
2524 2011-01-10  Jan Hubicka  <jh@suse.cz>
2525
2526         PR lto/45375
2527         * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
2528
2529 2011-01-10  Jan Hubicka  <jh@suse.cz>
2530
2531         PR lto/45375
2532         * profile.c (read_profile_edge_counts): Ignore profile inconistency
2533         when correcting profile.
2534
2535 2011-01-10  Jan Hubicka  <jh@suse.cz>
2536
2537         PR lto/46083
2538         * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
2539         DECL_FINI_PRIORITY.
2540         * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
2541         Restore DECL_FINI_PRIORITY.
2542
2543 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2544
2545         * doc/gimple.texi: Fix quoting of multi-word return values in
2546         @deftypefn statements.  Ensure presence of return value.  Wrap
2547         overlong @deftypefn lines.
2548         (is_gimple_operand, is_gimple_min_invariant_address): Remove
2549         descriptions of removed functions.
2550         * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
2551         of multi-word return value in @deftypefn statement.
2552
2553 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2554
2555         * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
2556         (Conditional Expressions, Logical Operators)
2557         (Statement and operand traversals): Do not indent smallexample
2558         code.  Fix duplicate function argument in example.
2559
2560 2011-01-10  Jeff Law  <law@redhat.com>
2561
2562         PR tree-optimization/47141
2563         * ipa-split.c (split_function): Handle case where we are
2564         returning a value and the return block has a virtual operand phi.
2565
2566 2011-01-10  Jan Hubicka  <jh@suse.cz>
2567
2568         PR tree-optimization/47234
2569         * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
2570         (pass_feedback_split_functions): Declare.
2571         * passes.c (init_optimization_passes): Add ipa-split as subpass of
2572         tree-profile.
2573         * ipa-split.c (gate_split_functions): Update comments; disable
2574         split-functions for profile_arc_flag and branch_probabilities.
2575         (gate_feedback_split_functions): New function.
2576         (execute_feedback_split_functions): New function.
2577         (pass_feedback_split_functions): New global var.
2578
2579 2011-01-10  H.J. Lu  <hongjiu.lu@intel.com>
2580
2581         PR lto/46760
2582         * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
2583         calling gimple_call_set_cannot_inline.
2584
2585 2011-01-10  Iain Sandoe  <iains@gcc.gnu.org>
2586
2587         * config/darwin-sections.def: Remove unused section.
2588
2589 2011-01-10  Dave Korn  <dave.korn.cygwin@gmail.com>
2590
2591         PR c++/47218
2592         * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
2593
2594 2011-01-09  Nicola Pero  <nicola.pero@meta-innovation.com>
2595
2596         PR objc/47232
2597         * c-parser.c (c_parser_declaration_or_fndef): Improved
2598         error message.
2599
2600 2011-01-09  Kai Tietz  <kai.tietz@onevision.com>
2601
2602         * config/i386/winnt.c (i386_pe_start_function): Make sure
2603         to switch back to function's section.
2604
2605 2011-01-09  Iain Sandoe  <iains@gcc.gnu.org>
2606
2607         PR gcc/46902
2608         PR testsuite/46912
2609         * plugin.c: Move include of dlfcn.h from here...
2610         * system.h: ... to here.
2611
2612 2011-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2613
2614         * doc/cpp.texi (C++ Named Operators): Fix markup for header
2615         file name.
2616         * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
2617         two extra empty pages in PDF output.
2618
2619 2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>
2620
2621         PR objc/47078
2622         * c-parser.c (c_parser_objc_type_name): If the type is unknown,
2623         for error recovery purposes behave as if it was not specified so
2624         that the default type is usd.
2625
2626 2011-01-07  Jan Hubicka  <jh@suse.cz>
2627
2628         PR tree-optmization/46469
2629         * ipa.c (function_and_variable_visibility): Clear needed flags on
2630         nodes with external decls; handle weakrefs merging correctly.
2631
2632 2011-01-07  Joseph Myers  <joseph@codesourcery.com>
2633
2634         * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
2635         not false.
2636
2637 2011-01-07  Jan Hubicka  <jh@suse.cz>
2638
2639         * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
2640         and no longer claim that gold is required for linker plugin.
2641         * configure: Regenerate.
2642         * gcc.c (PLUGIN_COND): New macro.
2643         (LINK_COMMAND_SPEC): Use it.
2644         (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
2645         * config.in (HAVE_LTO_PLUGIN): New.
2646         * configure.ac (--with-lto-plugin): New parameter; autodetect
2647         HAVE_LTO_PLUGIN.
2648
2649 2011-01-07  Jan Hubicka  <jh@suse.cz>
2650
2651         PR tree-optimization/46367
2652         * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
2653         when we can update original.
2654         (cgraph_mark_inline_edge): Sanity check.
2655         * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
2656
2657 2011-01-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2658
2659         * config/spu/spu.h (ASM_COMMENT_START): Define.
2660
2661 2011-01-07  H.J. Lu  <hongjiu.lu@intel.com>
2662
2663         PR driver/42445
2664         * gcc.c (%>S): New.
2665         (SWITCH_KEEP_FOR_GCC): Likewise.
2666         (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
2667         (do_spec_1): Handle "%>".
2668
2669         * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
2670
2671 2011-01-07  Jakub Jelinek  <jakub@redhat.com>
2672
2673         PR target/47201
2674         * config/i386/i386.c (ix86_delegitimize_address): If
2675         simplify_gen_subreg fails, return orig_x.
2676
2677         PR bootstrap/47187
2678         * value-prof.c (gimple_stringop_fixed_value): Handle
2679         lhs of the call properly.
2680
2681 2011-01-07  Jan Hubicka  <jh@suse.cz>
2682
2683         PR lto/45375
2684         * lto-opt.c (lto_reissue_options): Set flag_shlib.
2685
2686 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
2687
2688         * target.def (function_switched_text_sections): New hook.
2689         * doc/tm.texi: Regenerated.
2690         * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
2691         * final.c (default_function_switched_text_sections): New.
2692         (final_scan_insn): Call function_switched_text_sections when a
2693         mid-function section change occurs.
2694         * output.h (default_function_switched_text_sections): Declare.
2695         * config/darwin-protos.h (darwin_function_switched_text_sections):
2696         Likewise.
2697         * config/darwin.c (darwin_function_switched_text_sections): New.
2698         * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
2699
2700 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
2701
2702         * dwarf2out.c (gen_subprogram_die):  Add pubnames with code ranges for
2703         DWARF >= 3.  Add pubnames for the primary section and a reduced DIE for
2704         the secondary code fragment when outputting for DWARF == 2.
2705
2706 2011-01-07  Anatoly Sokolov  <aesok@post.ru>
2707
2708         * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
2709         * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
2710         Remove.
2711         * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
2712         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
2713
2714 2011-01-06  Eric Botcazou  <ebotcazou@adacore.com>
2715
2716         PR debug/46704
2717         * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
2718         when it is not empty.
2719
2720 2011-01-06  Changpeng Fang  <changpeng.fang@amd.com>
2721
2722         Bobcat Enablement
2723         * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
2724         (case ${target}): Add btver1.
2725         * config/i386/driver-i386.c (host_detect_local_cpu): Let
2726         -march=native recognize btver1 processors.
2727         * config/i386/i386-c.c (ix86_target_macros_internal): Add
2728         btver1 def_and_undef
2729         * config/i386/i386.c (struct processor_costs btver1_cost): New
2730         btver1 cost table.
2731         (m_BTVER1): New definition.
2732         (m_AMD_MULTIPLE): Includes m_BTVER1.
2733         (initial_ix86_tune_features): Add btver1 tune.
2734         (processor_target_table): Add btver1 entry.
2735         (static const char *const cpu_names): Add btver1 entry.
2736         (software_prefetching_beneficial_p): Add btver1.
2737         (ix86_option_override_internal): Add btver1 instruction sets.
2738         (ix86_issue_rate): Add btver1.
2739         (ix86_adjust_cost): Add btver1.
2740         * config/i386/i386.h (TARGET_BTVER1): New definition.
2741         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
2742         (enum processor_type): Add PROCESSOR_BTVER1.
2743         * config/i386/i386.md (define_attr "cpu"): Add btver1.
2744
2745 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2746
2747         PR target/43309
2748         * config/i386/i386.c (legitimize_tls_address)
2749         <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
2750         * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
2751         (tls_initial_exec_64_sun): New pattern.
2752
2753 2011-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
2754
2755         * doc/invoke.texi (Overall Options): Improve wording and markup
2756         of the description of -wrapper.
2757
2758 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
2759
2760         * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
2761         rdynamic, threads): New Driver options.
2762
2763 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2764
2765         PR target/38118
2766         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
2767         if coming from .tdata.
2768         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
2769
2770 2011-01-06  Jan Hubicka  <jh@suse.cz>
2771
2772         PR lto/47188
2773         * collect2.c (main): Do not enable LTOmode when plugin is active.
2774
2775 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2776
2777         PR other/45915
2778         * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
2779         --version output if supported.
2780         * configure: Regenerate.
2781
2782 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
2783
2784         * config/linux-android.opt (tno-android-cc, tno-android-ld): New
2785         Driver options.
2786
2787 2011-01-06  Jakub Jelinek  <jakub@redhat.com>
2788
2789         PR c/47150
2790         * c-convert.c (convert): When converting a complex expression
2791         other than COMPLEX_EXPR to a different complex type, ensure
2792         c_save_expr is called instead of save_expr, unless in_late_binary_op.
2793         * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
2794         when converting COMPLEX_TYPE.
2795
2796 2011-01-06  Ira Rosen  <irar@il.ibm.com>
2797
2798         PR tree-optimization/47139
2799         * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
2800         only the last reduction value is used outside the loop.  Update
2801         documentation.
2802
2803 2011-01-05  Joseph Myers  <joseph@codesourcery.com>
2804
2805         * config/rtems.opt: New.
2806         * config.gcc (*-*-rtems*): Use rtems.opt.
2807
2808 2011-01-05  Changpeng Fang  <changpeng.fang@amd.com>
2809
2810         * config/i386/i386.c (ix86_option_override_internal): Bulldozer
2811         processors do not support 3DNow instructions.
2812
2813 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2814
2815         * config/spu/spu.c (spu_option_override): Set parameter
2816         PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
2817
2818 2011-01-05  Jan Hubicka  <jh@suse.cz>
2819
2820         * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
2821         at the command line.
2822
2823 2011-01-05  Martin Jambor  <mjambor@suse.cz>
2824
2825         PR lto/47162
2826         * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
2827         deltas on streamed outgoing edges.
2828         (output_node_opt_summary): Output info for outgoing edges only when
2829         the node is in new parameter set.
2830         (output_cgraph_opt_summary): New parameter set, passed to the two
2831         aforementioned functions.  Update its forward declaration and its
2832         callee too.
2833
2834 2011-01-05  Tom Tromey  <tromey@redhat.com>
2835
2836         * c-parser.c (c_parser_omp_atomic): Pass location of assignment
2837         operator to c_finish_omp_atomic.
2838         * c-typeck.c (lvalue_or_else): Add 'loc' argument.
2839         (build_unary_op): Update.
2840         (build_modify_expr): Update.
2841         (build_asm_expr): Update.
2842
2843 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2844
2845         * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
2846         newly inserted insns.
2847         (pad_bb): Likewise.
2848         (spu_emit_branch_hint): Likewise.
2849         (insert_hbrp_for_ilb_runout): Likewise.
2850         (spu_machine_dependent_reorg): Call df_finish_pass after
2851         schedule_insns returns.
2852
2853 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2854
2855         * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
2856
2857 2011-01-05  Eric Botcazou  <ebotcazou@adacore.com>
2858
2859         PR tree-optimization/47005
2860         * tree-sra.c (struct access): Add 'non_addressable' bit.
2861         (create_access): Set it for a DECL_NONADDRESSABLE_P field.
2862         (decide_one_param_reduction): Return 0 if the parameter is passed by
2863         reference and one of the accesses in the group is non_addressable.
2864
2865 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
2866
2867         PR tree-optimization/47056
2868         * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
2869         (mark_load): Likewise.  Handle FUNCTION_DECL specially.
2870         (mark_store): Likewise.  Pass STMT to ipa_record_reference.
2871
2872 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
2873
2874         * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
2875         initializer.  Skip view conversions from aggregate types.
2876
2877 2011-01-04  Kai Tietz  <kai.tietz@onevision.com>
2878
2879         PR bootstrap/47055
2880         * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
2881
2882 2011-01-04  Philipp Thomas <pth@suse.de>
2883
2884         * config/microblaze/microbalse.opt (mxl-float-convert): Fix
2885         obvious typo.
2886
2887 2011-01-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2888
2889         * function.c (thread_prologue_and_epilogue_insns): Do not crash
2890         on empty epilogue sequences.
2891
2892 2011-01-04  Joseph Myers  <joseph@codesourcery.com>
2893
2894         * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
2895         non-static): New Driver options.
2896
2897 2011-01-04  Jie Zhang  <jie@codesourcery.com>
2898
2899         PR driver/47137
2900         * gcc.c (default_compilers[]): Set combinable field to 0
2901         for all assembly languages.
2902
2903 2011-01-04  Mingjie Xing  <mingjie.xing@gmail.com>
2904
2905         * config/mips/loongson3a.md: New file.
2906         * config/mips/mips.md: Include loongson3a.md.
2907         * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
2908         TUNE_LOONGSON_3A.
2909
2910 2011-01-03  Eric Botcazou  <ebotcazou@adacore.com>
2911
2912         PR middle-end/47017
2913         * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
2914         instead of convert_memory_address_addr_space on the base expression.
2915
2916 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2917
2918         * config/spu/spu.c (spu_option_override): Update error text
2919         for bad -march= / -mtune= values.
2920
2921 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2922
2923         * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
2924         if branch-hint optimization will be performed.
2925
2926 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
2927
2928         PR tree-optimization/47148
2929         * ipa-split.c (split_function): Convert arguments to
2930         DECL_ARG_TYPE if possible.
2931
2932         PR tree-optimization/47155
2933         * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
2934         when computing uns.
2935
2936         PR rtl-optimization/47157
2937         * combine.c (try_combine): If undobuf.other_insn becomes
2938         (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
2939         and set *new_direct_jump_p too.
2940
2941 2011-01-03  Sebastian Pop  <sebastian.pop@amd.com>
2942
2943         PR tree-optimization/47021
2944         * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
2945
2946 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
2947
2948         * gcc.c (process_command): Update copyright notice dates.
2949         * gcov.c (print_version): Likewise.
2950         * gcov-dump.c (print_version): Likewise.
2951         * mips-tfile.c (main): Likewise.
2952         * mips-tdump.c (main): Likewise.
2953
2954 2011-01-03  Martin Jambor  <mjambor@suse.cz>
2955
2956         PR tree-optimization/46801
2957         * tree-sra.c (type_internals_preclude_sra_p): Check whether
2958         aggregate fields start at byte boundary instead of the bit-field flag.
2959
2960 2011-01-03  H.J. Lu  <hongjiu.lu@intel.com>
2961
2962         PR driver/47137
2963         * gcc.c (main): Revert revision 168407.
2964
2965 2011-01-03  Martin Jambor  <mjambor@suse.cz>
2966
2967         * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
2968
2969 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2970
2971         * tree-vect-generic.c (expand_vector_operations_1): When using vector/
2972         vector optab to expand vector/scalar shift, update gimple to vector.
2973
2974 2011-01-03  Martin Jambor  <mjambor@suse.cz>
2975
2976         * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
2977         a thunk.
2978
2979 2011-01-03  Martin Jambor  <mjambor@suse.cz>
2980
2981         PR tree-optimization/46984
2982         * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
2983         HOST_WIDE_INT.
2984         (cgraph_create_indirect_edge): Fixed line length.
2985         (cgraph_indirect_call_info): Declare.
2986         (cgraph_make_edge_direct) Update declaration.
2987         * cgraph.c (cgraph_allocate_init_indirect_info): New function.
2988         (cgraph_create_indirect_edge): Use it.
2989         (cgraph_make_edge_direct): Made delta HOST_WIDE_INT.  Updated all
2990         callees.
2991         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
2992         the new thunk_delta representation.
2993         * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
2994         HOST_WIDE_INT.
2995         (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
2996         (ipa_read_indirect_edge_info): Likewise.
2997         * lto-cgraph.c (output_edge_opt_summary): New function.
2998         (output_node_opt_summary): Call it on all outgoing edges.
2999         (input_edge_opt_summary): New function.
3000         (input_node_opt_summary): Call it on all outgoing edges.
3001
3002 2011-01-02  H.J. Lu  <hongjiu.lu@intel.com>
3003
3004         PR driver/47137
3005         * gcc.c (main): Don't check have_o when settting combine_inputs.
3006
3007 2011-01-02  Eric Botcazou  <ebotcazou@adacore.com>
3008
3009         * regrename.c: Add general comment describing the pass.
3010         (struct du_head): Remove 'length' field.
3011         (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
3012         (regrename_optimize): Do not sort chains.  Rework comments, add others.
3013         Force renaming to the preferred class (if any) in the first pass and do
3014         not consider registers that belong to it in the second pass.
3015         (create_new_chain): Do not set 'length' field.
3016         (scan_rtx_reg): Likewise.
3017
3018 2011-01-02  Jakub Jelinek  <jakub@redhat.com>
3019
3020         PR tree-optimization/47140
3021         * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
3022         TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
3023         to bit_value_binop.
3024
3025         PR rtl-optimization/47028
3026         * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
3027         parm_birth_insn instead of at the beginning of first bb.
3028
3029 2011-01-02  Mingjie Xing  <mingjie.xing@gmail.com>
3030
3031         * doc/generic.texi: Remove duplicated "@subsubsection Statements".
3032         Remove the word "see" before "@pxref".
3033         * doc/rtl.texi: Remove the word "see" before "@pxref".
3034
3035 2011-01-01  Jan Hubicka  <jh@suse.cz>
3036
3037         * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
3038         memory.
3039
3040 2011-01-01  Kai Tietz  <kai.tietz@onevision.com>
3041
3042         PR target/38662
3043         * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
3044
3045 \f
3046 Copyright (C) 2011 Free Software Foundation, Inc.
3047
3048 Copying and distribution of this file, with or without modification,
3049 are permitted in any medium without royalty provided the copyright
3050 notice and this notice are preserved.