gcc/ChangeLog

   1 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
   2
   3         PR rtl-optimization/48927
   4         * ira-conflicts.c (commutative_constraint_p): Use
   5         recog_data.alternative_enabled_p to disable alternatives where
   6         "enabled" attribute is false.
   7         (get_dup_num): Ditto.
   8         * ira-lives.c (single_reg_class): Ditto.
   9         (ira_implicitly_set_insn_hard_regs): Ditto.
  10
  11 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
  12
  13         * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
  14         (dataflow_set_preserve_mem_locs): Likewise.
  15
  16 2011-05-09  Philipp Thomas  <pth@suse.de>
  17
  18         * config/mep/mep.c (mep_validate_vliw): Syntax description
  19         should not be translated.
  20
  21 2011-05-09  Joseph Myers  <joseph@codesourcery.com>
  22
  23         * config/mips/genopt.sh, config/mips/mips-cpus.def: New files.
  24         * config/mips/mips-tables.opt: New file (generated).
  25         * config.gcc (mips*-*-*): Add mips/mips-tables.opt to extra_options.
  26         * config/mips/mips-opts.h (MIPS_ARCH_OPTION_FROM_ABI,
  27         MIPS_ARCH_OPTION_NATIVE): Define.
  28         * config/mips/mips.c (mips_cpu_info_table): Move contents to
  29         mips-cpus.def.
  30         (mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p,
  31         mips_parse_cpu): Remove.
  32         (mips_cpu_info_from_opt, mips_default_arch): New.
  33         (mips_handle_option): Don't assert that global structures are in
  34         use.  Don't handle OPT_march_, OPT_mtune_ and OPT_mips here.
  35         (mips_option_override): Use new variables and functions to set
  36         state of these options.  Use strcmp to check for individual CPU names.
  37         * config/mips/mips.h (MIPS_CPU_STRING_DEFAULT): Remove default
  38         definition.
  39         * config/mips/mips.opt (march=): Use ToLower and Enum.
  40         (mips): Use ToLower, Enum and Var.
  41         (mtune=): Use ToLower and Enum.
  42         * config/mips/t-mips ($(srcdir)/config/mips/mips-tables.opt): New.
  43
  44 2011-05-08  Jan Hubicka  <jh@suse.cz>
  45
  46         * gimple.c (type_pair_hash, type_pair_eq, lookup_type_pair):
  47         Arrange type pairs to be UID ordered.
  48         (gimple_lookup_type_leader): Make inline.
  49
  50 2011-05-09  Nick Clifton  <nickc@redhat.com>
  51
  52         PR target/48899
  53         * config/iq2000/iq2000.opt (iq2000_tune): Initialise to
  54         PROCESSOR_DEFAULT.
  55
  56         PR target/48897
  57         * config/mn10300/mn10300.c (extract_bundle): Remove spurious local
  58         variable 's'.
  59
  60 2011-05-08  Chung-Lin Tang  <cltang@codesourcery.com>
  61
  62         * combine.c (simplify_comparison): Abstract out parts into...
  63         (simplify_compare_const): ... new function.
  64         (try_combine): Generalize parallel arithmetic/compare combining
  65         to call simplify_compare_const() and CANONICALIZE_COMPARE().
  66
  67 2011-05-08  Jan Hubicka  <jh@suse.cz>
  68
  69         * cgraph.c (cgraph_clone_node): Add call_duplication_hook parameter.
  70         (cgraph_create_virtual_clone): Call hooks once virtual clone
  71         is finished.
  72         * cgraph.h (cgraph_clone_node): Update prototype.
  73         * ipa-cp.c (ipcp_estimate_growth): Use
  74         estimate_ipcp_clone_size_and_time.
  75         * ipa-inline-transform.c (clone_inlined_nodes): Update.
  76         * lto-cgraph.c (input_node): Update.
  77         * ipa-inline.c (recursive_inlining): Update.
  78         * ipa-inline.h (estimate_ipcp_clone_size_and_time): New function.
  79         (evaluate_conditions_for_known_args): Break out from ...
  80         (evaluate_conditions_for_edge): ... here.
  81         (evaluate_conditions_for_ipcp_clone): New function.
  82         (inline_node_duplication_hook): Update clone summary based
  83         on parameter map.
  84         (estimate_callee_size_and_time): Rename to ...
  85         (estimate_node_size_and_time): take NODE instead of EDGE;
  86         take POSSIBLE_TRUTHS as argument.
  87         (estimate_callee_size_and_time): Update.
  88         (estimate_ipcp_clone_size_and_time): New function.
  89         (do_estimate_edge_time): Update.
  90
  91 2011-05-08  Richard Guenther  <rguenther@suse.de>
  92
  93         PR middle-end/48908
  94         PR middle-end/48905
  95         * expmed.c (expand_shift_1): Compute adjusted constant shift
  96         amount manually.
  97
  98 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
  99
 100         * config/avr/avr.c (print_operand_address): Fix invalid RTL access.
 101
 102 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
 103
 104         * config/rs6000/rs6000.c (output_profile_hook): Fix thinko.
 105
 106 2011-05-08  Jonathan Wakely  <jwakely.gcc@gmail.com>
 107
 108         * doc/invoke.texi (-fuse-linker-plugin): Improve grammar.
 109
 110 2011-05-07  Jan Hubicka  <jh@suse.cz>
 111
 112         * ipa-inline-transform.c (inline_call): Account when program size
 113         decreases.
 114         * ipa-inline.c (relative_time_benefit): New function.
 115         (edge_badness): Reorganize to be power 2 based; fix thinko when
 116         computing badness for negative growth; update comments to match
 117         reality; better dumps.
 118
 119 2011-05-07  Eric Botcazou  <ebotcazou@adacore.com>
 120
 121         * langhooks.h (lang_hooks_for_types): Change global_bindings_p's return
 122         type to bool and adjust comment.
 123         * fold-const.c (fold_range_test): Adjust call to global_bindings_p.
 124         (fold_mathfn_compare): Remove calls to global_bindings_p.
 125         (fold_inf_compare): Likewise.
 126         * stor-layout.c (variable_size): Adjust call to global_bindings_p.
 127         * c-tree.h (global_bindings_p): Adjust prototype.
 128         * c-decl.c (global_bindings_p): Return bool and simplify.
 129
 130 2011-05-07  Zdenek Dvorak  <ook@ucw.cz>
 131
 132         PR tree-optimization/48837
 133         * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
 134         when accumulator transformation is performed.
 135
 136 2011-05-06  Jan Hubicka  <jh@suse.cz>
 137
 138         * i386.h (ix86_tune_indices): Add
 139         X86_TUNE_SOFTWARE_PREFETCHING_BENEFICIAL.
 140         (TARGET_SOFTWARE_PREFETCHING_BENEFICIAL): New macro.
 141         * i386.c (initial_ix86_tune_features): Add
 142         X86_SOFTARE_PREFETCHING_BENEFICIAL.
 143         (software_prefetching_beneficial_p): Remove predicate.
 144         (ix86_option_override_internal): Use new macro.
 145
 146 2011-05-06  Jan Hubicka  <jh@suse.cz>
 147
 148         * ipa-inline.c (update_callee_keys): Don't reset node growth cache.
 149
 150 2011-05-06  Jan Hubicka  <jh@suse.cz>
 151
 152         * cgraph.c (cgraph_add_thunk): Create real function node instead
 153         of alias node; finalize it and mark needed/reachale; arrange visibility
 154         to be right and add it into the corresponding same comdat group list.
 155         (dump_cgraph_node): Dump thunks.
 156         * cgraph.h (cgraph_first_defined_function, cgraph_next_defined_function,
 157         cgraph_function_with_gimple_body_p,
 158         cgraph_first_function_with_gimple_body,
 159         cgraph_next_function_with_gimple_body): New functions.
 160         (FOR_EACH_FUNCTION_WITH_GIMPLE_BODY, FOR_EACH_DEFINED_FUNCTION):
 161         New macros.
 162         * ipa-cp.c (ipcp_need_redirect_p): Thunks can't be redirected.
 163         (ipcp_generate_summary): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
 164         * cgraphunit.c (cgraph_finalize_function): Only look into possible
 165         devirtualization when optimizing.
 166         (verify_cgraph_node): Verify thunks.
 167         (cgraph_analyze_function): Analyze thunks.
 168         (cgraph_mark_functions_to_output): Output thunks only in combination
 169         with function they are assigned to.
 170         (assemble_thunk): Turn thunk into non-thunk; don't try to turn
 171         alias into normal node.
 172         (assemble_thunks): New functoin.
 173         (cgraph_expand_function): Use it.
 174         * lto-cgraph.c (lto_output_node): Stream thunks.
 175         (input_overwrite_node): Stream in thunks.
 176         * ipa-pure-const.c (analyze_function): Thunks do nothing interesting.
 177         * lto-streamer-out.c (lto_output): Do not try to output thunk's body.
 178         * ipa-inline.c (inline_small_functions): Use FOR_EACH_DEFINED_FUNCTION.
 179         * ipa-inline-analysis.c (compute_inline_parameters): "Analyze" thunks.
 180         (inline_analyze_function): Do not care about thunk jump functions.
 181         (inline_generate_summary):Use FOR_EACH_DEFINED_FUNCTION.
 182         * ipa-prop.c (ipa_prop_write_jump_functions): Use
 183         cgraph_function_with_gimple_body_p.
 184         * passes.c (do_per_function_toporder): Use
 185         cgraph_function_with_gimple_body_p.
 186         (execute_one_pass);Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
 187         (ipa_write_summaries): Use cgraph_function_with_gimple_body_p.
 188         (function_called_by_processed_nodes_p): Likewise.
 189
 190 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
 191
 192         * config/rs6000/rs6000.opt (rs6000_ieeequad, rs6000_altivec_abi,
 193         rs6000_spe_abi, rs6000_darwin64_abi): Remove TargetVariable
 194         entries.
 195         (mabi=): Replace with separate entries for mabi=altivec,
 196         mabi=no-altivec, mabi=spe, mabi=no-spe, mabi=d64, mabi=d32,
 197         mabi=ieeelongdouble and mabi=ibmlongdouble.
 198         * config/rs6000/rs6000.c (rs6000_option_override_internal): Move
 199         check for -mabi=spe without SPE ABI support here.
 200         (rs6000_handle_option): Replace OPT_mabi_ handling with
 201         OPT_mabi_altivec and OPT_mabi_spe handling.
 202
 203 2011-05-06  Cary Coutant  <ccoutant@google.com>
 204
 205         * dwarf2out.c (contains_subprogram_definition): New function.
 206         (should_move_die_to_comdat): Call it.
 207
 208 2011-05-06  Jeff Law  <law@redhat.com>
 209
 210         * tree-ssa-threadupdate.c (create_block_for_threading): Do not call
 211         remove_ctrl_stmt_and_useless_edges.
 212         (create_duplicates): Call remove_ctrl_stmt_and_useless_edges.
 213         (fixup_template_block, thread_single_edge): Likewise.
 214         (mark_threaded_blocks): Use THREAD_TARGET.
 215
 216 2011-05-06  Alan Modra  <amodra@gmail.com>
 217
 218         PR target/48900
 219         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
 220         const0_rtx as the arg to the dummy __tls_get_addr libcall.
 221
 222 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
 223
 224         * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
 225         constraint modifier to "r".
 226
 227 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
 228
 229         * config/rs6000/rs6000.c (rs6000_handle_option): Don't handle and
 230         fall through for OPT_mcmodel_.
 231
 232 2011-05-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 233
 234         * config/s390/s390.c (s390_asm_trampoline_template): Comment
 235         instruction sizes.
 236         (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
 237
 238 2011-05-06  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
 239
 240         PR target/47930
 241         * config/arm/arm.opt (marm): Document it.
 242         (mthumb): Reject negative variant.
 243
 244 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
 245
 246         PR target/48898
 247         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
 248         Fix typo in "ccvt" variable name.
 249
 250 2011-05-06  Tristan Gingold  <gingold@adacore.com>
 251
 252         PR target/48895
 253         * config/vms/vms-ar.c (main): Remove cwd variable.
 254
 255 2011-05-06  Jakub Jelinek  <jakub@redhat.com>
 256
 257         PR debug/48902
 258         * var-tracking.c (prepare_call_arguments): Move else before #endif.
 259
 260 2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>
 261
 262         * except.c (sjlj_emit_dispatch_table): Call build_case_label.
 263         * gimplify.c (gimplify_switch_expr): Likewise.
 264         * omp-low.c (expand_omp_sections): Likewise.
 265         * tree-eh.c (lower_try_finally_switch): Likewise.
 266         (lower_eh_dispatch): Likewise.
 267         * tree.h (build_case_label): Declare.
 268         * tree.c (build_case_label): Define.
 269
 270 2011-05-05  Jason Merrill  <jason@redhat.com>
 271
 272         PR c++/40975
 273         * tree-inline.c (copy_tree_r): Use copy_statement_list.
 274         (copy_statement_list): Don't recurse.
 275         * stor-layout.c (copy_self_referential_tree_r): Don't allow
 276         STATEMENT_LIST.
 277
 278 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
 279
 280         * config/rs6000/rs6000.c (rs6000_handle_option): Don't fall
 281         through from -mfpu= handling.
 282         * config/rs6000/rs6000.opt (mfpu=): Use Var and Init.
 283
 284 2011-05-05  Bernd Schmidt  <bernds@codesourcery.com>
 285
 286         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 10]: Handle
 287         POST_MODIFY.
 288
 289 2011-05-05  Steve Ellcey  <sje@cup.hp.com>
 290
 291         * config.gcc (hppa*64*-*-hpux11*): Modify tm_file and extra_options
 292         for 11.31.
 293         (hppa[12]*-*-hpux11*): Ditto.
 294         (ia64*-*-hpux*): Add ia64/hpux-unix2003.h to tm_file.
 295         * config/ia64/hpux-unix2003.h: New.
 296         * config/pa/pa-hpux1131.opt: New.
 297         * config/pa/pa-hpux1131.h: New.
 298         * config/pa/pa64-hpux.h (STARTFILE_SPEC): Use unix2003.o if requested.
 299         * config/pa/pa-hpux.opt (flag_pa_unix): Check TARGET_HPUX_11_31 value.
 300         * config/pa/pa.h (TARGET_HPUX_11_31): Provide default (0) value.
 301
 302 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
 303
 304         PR debug/48853
 305         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Pass mem_mode
 306         instead of mode as 3rd argument to recursive call.
 307         (mem_loc_descriptor) <case REG>: If POINTERS_EXTEND_UNSIGNED, don't
 308         emit DW_OP_GNU_regval_type if mode is Pmode and mem_mode is not
 309         VOIDmode.
 310         (mem_loc_descriptor) <case SYMBOL_REF>: If POINTERS_EXTEND_UNSIGNED,
 311         don't give up if mode is Pmode and mem_mode is not VOIDmode.
 312         (mem_loc_descriptor) <case CONST_INT>: If POINTERS_EXTEND_UNSIGNED,
 313         use int_loc_descriptor if mode is Pmode and mem_mode is not VOIDmode.
 314
 315 2011-05-05  Julian Brown  <julian@codesourcery.com>
 316
 317         * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
 318         parenthesis in D-register case.
 319
 320 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
 321
 322         * opt-functions.awk (var_type_struct): Handle Enum options.
 323         * optc-gen.awk: Don't check range of variables of character type.
 324         * config/rs6000/rs6000.c (rs6000_sched_insert_nops_str,
 325         rs6000_sched_costly_dep_str, rs6000_recip_name, rs6000_abi_name,
 326         rs6000_sdata_name, rs6000_explicit_options): Remove.
 327         (rs6000_option_override_internal): Check for -malign-power here.
 328         Use global_options_set instead of rs6000_explicit_options.
 329         (rs6000_parse_fpu_option): Remove.
 330         (rs6000_handle_option): Access variables via opts and opts_set
 331         pointers.  Use error_at and warning_at.  Add fall-through
 332         comments.  Don't handle OPT_mcmodel_, OPT_maix_struct_return,
 333         OPT_msvr4_struct_return, OPT_mvrsave, OPT_mspe, OPT_mcall_,
 334         OPT_msdata_, OPT_mtls_size_, OPT_mtraceback_, OPT_mfloat_gprs_,
 335         OPT_msched_costly_dep_, OPT_malign_ or OPT_mrecip_ explicitly
 336         here.  Don't use rs6000_parse_fpu_option.
 337         * config/rs6000/rs6000.h (fpu_type): Remove declaration.
 338         * config/rs6000/rs6000.opt (rs6000_long_double_type_size,
 339         rs6000_spe, rs6000_float_gprs): Remove TargetVariable entries.
 340         (mrecip=): Use Var.
 341         (mspe): Use Var and Save.
 342         (mtraceback=): Use Enum and Var.
 343         (rs6000_traceback_type): New Enum and EnumValue entries.
 344         (mfloat-gprs=): Use Enum, Var and Save.
 345         (rs6000_float_gprs): New Enum and EnumValue entries.
 346         (mlong-double-): use Var and Save.
 347         (msched-costly-dep=, minsert-sched-nops=): Use Var.
 348         (malign-): Use Enum and Var.
 349         (rs6000_alignment_flags): New Enum and EnumValue entries.
 350         (mfpu=): Use Enum.
 351         (fpu_type_t): New Enum and EnumValue entries.
 352         * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Use
 353         global_options_set instead of rs6000_explicit_options.
 354         * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Use
 355         global_options_set instead of rs6000_explicit_options.
 356         * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Use
 357         global_options_set instead of rs6000_explicit_options.
 358         * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Use
 359         global_options_set instead of rs6000_explicit_options.
 360         * config/rs6000/e500-double.h (SUB3TARGET_OVERRIDE_OPTIONS): Use
 361         global_options_set instead of rs6000_explicit_options.
 362         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
 363         global_options_set instead of rs6000_explicit_options.
 364         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Remove commented-out
 365         definition.
 366         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
 367         global_options_set instead of rs6000_explicit_options.
 368         * config/rs6000/linux64.opt (mcmodel=): Use Enum and Var.
 369         (rs6000_cmodel): New Enum and EnumValue entries.
 370         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
 371         global_options_set instead of rs6000_explicit_options.
 372         * config/rs6000/sysv4.opt (mcall-, msdata=): Use Var.
 373         (mtls-size=): Use Enum and Var.
 374         (rs6000_tls_size): New Enum and EnumValue entries.
 375
 376 2011-05-05  Michael Matz  <matz@suse.de>
 377
 378         * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
 379         * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
 380         * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
 381         * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
 382         * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
 383         * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
 384         * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
 385         * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
 386         * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
 387         * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
 388         * config/i386/gnu-user.h (ENDFILE_SPEC): Add Ofast.
 389         * config/i386/gnu-user64.h (ENDFILE_SPEC): Add Ofast.
 390         * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
 391         * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
 392         * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
 393         * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
 394
 395 2011-05-05  Richard Guenther  <rguenther@suse.de>
 396
 397         * expmed.c (expand_variable_shift): Rename to ...
 398         (expand_shift_1): ... this.  Take an expanded shift amount.
 399         For rotates recurse directly not building trees for the shift amount.
 400         (expand_variable_shift): Wrap around expand_shift_1.
 401         (expand_shift): Adjust.
 402
 403 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
 404
 405         * gimplify.c (create_tmp_var_raw): Don't call build_type_variant.
 406
 407 2011-05-05  Eric Botcazou  <ebotcazou@adacore.com>
 408
 409         * tree.h (get_pending_sizes): Remove prototype.
 410         (put_pending_size): Likewise.
 411         (put_pending_sizes): Likewise.
 412         * stor-layout.c (pending_sizes): Delete.
 413         (get_pending_sizes): Likewise.
 414         (put_pending_size): Likewise.
 415         (put_pending_sizes): Likewise.
 416         (variable_size): Do not call put_pending_size and tidy up.
 417         * function.h (struct function): Remove dont_save_pending_sizes_p.
 418         * lto-streamer-in.c (input_function): Do not stream it.
 419         * lto-streamer-out.c (output_function): Likewise.
 420         * tree-inline.c (initialize_cfun): Do not copy it.
 421         * c-decl.c (store_parm_decls): Do not set it.
 422         * omp-low.c (create_task_copyfn): Likewise.
 423         * tree-optimize.c (tree_rest_of_compilation): Likewise.
 424
 425 2011-05-05  Uros Bizjak  <ubizjak@gmail.com>
 426
 427         * config/i386/i386.md (*movdf_internal_rex64): Simplify nested "if"
 428         conditions.
 429         (*movdf_internal): Ditto.
 430         (*movdf_internal_nointeger): Ditto.
 431         (*movsf_internal): Ditto.
 432
 433 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
 434
 435         * c-decl.c (finish_decl): Don't call get_pending_sizes.
 436         (grokparm): Add parameter expr.  Pass it to grokdeclarator.
 437         (push_parm_decl): Add parameter expr.  Pass it to grokdeclarator.
 438         (c_variable_size): Remove.
 439         (grokdeclarator): Use save_expr instead of c_variable_size.  Don't
 440         call put_pending_sizes.
 441         (get_parm_info): Add parameter expr.  Use it to set
 442         arg_info->pending_sizes.
 443         (store_parm_decls): Use arg_info->pending_sizes instead or calling
 444         get_pending_sizes.
 445         * c-parser.c (c_parser_parms_declarator): Update call to
 446         c_parser_parms_list_declarator.
 447         (c_parser_parms_list_declarator): Take parameter expr.  Update
 448         call to push_parm_decl.  Update recursive call.  Don't call
 449         get_pending_sizes.  Update calls to get_parm_info.
 450         (c_parser_objc_method_definition): Update calls to
 451         c_parser_objc_method_decl and objc_start_method_definition.
 452         (c_parser_objc_methodproto): Update call to c_parser_objc_method_decl.
 453         (c_parser_objc_method_decl): Add parameter expr.  Update call to
 454         grokparm.
 455         (c_parser_objc_try_catch_finally_statement): Update call to grokparm.
 456         * c-tree.h (struct c_arg_info.pending_sizes): Change to a tree.
 457         (get_parm_info, grokparm, push_parm_decl): Update prototypes.
 458
 459 2011-05-05  Michael Hope  <michael.hope@linaro.org>
 460
 461         PR pch/45979
 462         * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for
 463         __ARM_EABI__ hosts.
 464
 465 2011-05-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 466
 467         * config/spu/spu.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
 468         (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
 469         (spu_output_mi_thunk): New function.
 470
 471 2011-05-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 472
 473         * config/sparc/sol2.h (ASM_OUTPUT_CALL): Use
 474         targetm.asm_out.print_operand.
 475         * config/sol2.c: Include target.h.
 476
 477 2011-05-04  Jan Hubicka  <jh@suse.cz>
 478
 479         * ipa-inline.c (reset_edge_caches): New function.
 480         (update_caller_keys): Add check_inlinablity_for; do not
 481         reset edge caches; remove now unnecesary loop.
 482         (update_callee_keys): Add comments; reset node_growth_cache of callee.
 483         (update_all_callee_keys): Likewise.
 484         (inline_small_functions): Sanity check cache; update code
 485         recomputing it.
 486
 487 2011-05-04  Bernd Schmidt  <bernds@codesourcery.com>
 488
 489         PR rtl-optimization/47612
 490         * df-problems.c (can_move_insns_across): Don't pick a cc0 setter
 491         as the last insn of the sequence to be moved.
 492
 493 2011-05-04  Tobias Burnus  <burnus@net-b.de>
 494
 495         PR fortran/48864
 496         * doc/invoke.texi (Ofast): Document that it
 497         enables Fortran's -fno-protect-parens.
 498
 499 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
 500
 501         * config/i386/i386.c (ix86_reorg): Run move_or_delete_vzeroupper first.
 502
 503 2011-05-04  Eric Botcazou  <ebotcazou@adacore.com>
 504
 505         * stor-layout.c (variable_size): Do not issue errors.
 506
 507 2011-05-04  Richard Guenther  <rguenther@suse.de>
 508
 509         * coverage.c (tree_coverage_counter_ref): Use integer_type_node
 510         for array-ref indices.
 511         (tree_coverage_counter_addr): Likewise.
 512         (build_fn_info_type): Use size_int for index types.
 513         (build_gcov_info): Likewise.
 514
 515 2011-05-04  Richard Guenther  <rguenther@suse.de>
 516
 517         * c-decl.c (check_bitfield_type_and_width): Do not pass NULL
 518         to build_int_cst.
 519         * c-typeck.c (really_start_incremental_init): Use bitsize_int
 520         for constructor indices.
 521         (push_init_level): Likewise.
 522
 523 2011-05-04  Richard Guenther  <rguenther@suse.de>
 524
 525         * explow.c (promote_mode): Move variable declarations before code.
 526
 527 2011-05-04  Nathan Froyd  <froydnj@codesourcery.com>
 528
 529         * tree.h (build_function_type_array): Declare.
 530         (build_varargs_function_type_array): Declare.
 531         (build_function_type_vec, build_varargs_function_type_vec): Define.
 532         * tree.c (build_function_type_array_1): New function.
 533         (build_function_type_array): New function.
 534         (build_varargs_function_type_array): New function.
 535
 536 2011-05-04  Richard Sandiford  <richard.sandiford@linaro.org>
 537
 538         * tree-vect-loop.c (vectorizable_reduction): Check reduction cost
 539         before setting STMT_VINFO_TYPE.
 540
 541 2011-05-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 542
 543         * config/spu/spu.c (spu_gimplify_va_arg_expr): Call pass_by_reference
 544         instead of spu_pass_by_reference.
 545
 546 2011-05-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 547
 548         * calls.c (emit_library_call_value_1): Invoke
 549         promote_function_mode hook on libcall arguments.
 550         * explow.c (promote_function_mode, promote_mode): Handle TYPE
 551         argument being NULL.
 552         * targhooks.c (default_promote_function_mode): Lisewise.
 553         * config/s390/s390.c (s390_promote_function_mode): Likewise.
 554         * config/sparc/sparc.c (sparc_promote_function_mode): Likewise.
 555
 556         * doc/tm.texi: Document that TYPE argument might be NULL.
 557
 558 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
 559
 560         * config/bfin/bfin.c (bfin_cpus): Update silicon revisions.
 561
 562 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
 563
 564         From Bernd Schmidt
 565         * config/bfin/bfin.md (addsi3): Add an alternative for IREGS.
 566
 567 2011-05-04  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 568
 569         * config/alpha/alpha.h (CODE_MASK, MIPS_IS_STAB, MIPS_MARK_STAB)
 570         (MIPS_UNMARK_STAB, SHASH_SIZE, THASH_SIZE, ALIGN_SYMTABLE_OFFSET):
 571         Move ...
 572         * mips-tfile.c: ... here.
 573         Don't include coretypes.h, tm.h, filenames.h.
 574         (saber_stop): Remove definition and all calls.
 575         [__SABER__]: Remove.
 576         (__LINE__): Remove default.
 577         (Size_t, Ptrdiff_t): Remove definitions.
 578         Replace by size_t, ptrdiff_t.
 579         [!MIPS_DEBUGGING_INFO]: Remove.
 580         (SHASH_SIZE, THASH_SIZE): Remove defaults.
 581         (progname): Add const.
 582         (STATIC): Remove.
 583         Replace all uses by static.
 584         (ALIGN_SYMTABLE_OFFSET): Remove default.
 585         * mips-tdump.c: Don't include coretypes.h, tm.h.
 586         Remove !MIPS_IS_STAB guard.
 587         * Makefile.in (mips-tfile.o): Remove $(RTL_H), coretypes.h,
 588         $(TM_H), filenames.h dependencies.
 589         (mips-tdump.o): Remove $(RTL_H), coretypes.h, $(TM_H) dependencies.
 590
 591 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
 592
 593         From Jie Zhang
 594         *config/bfin/bfin.c (bfin_extra_live_on_entry): New.
 595         (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
 596
 597 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
 598
 599         From Bernd Schmidt
 600         * config/bfin/bfin.h (FUNCTION_PROFILER): Take TARGET_LONG_CALLS into
 601         account and save/restore RETS.
 602         (PROFILE_BEFORE_PROLOGUE): Define.
 603         (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add tab character.  Correct
 604         the push insn to use predecrement.
 605
 606 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
 607
 608         From Jie Zhang
 609         * config/bfin/bfin.c (bfin_expand_prologue): Don't clobber P2.
 610
 611 2011-05-04  Nick Clifton  <nickc@redhat.com>
 612
 613         * config/mn10300/mn10300.c: Include cfgloop.h.
 614         (DUMP): New macro.
 615         (mn10300_insert_setlb_lcc): New function.  Inserts a SETLB and a
 616         Lcc or a FLcc insn into the instruction stream.
 617         (mn10300_block_contains_call): New function.  Returns true if the
 618         given basic block contains a CALL insn.
 619         (mn10300_loop_contains_call_insn): New function.  Returns true if
 620         the given loop contains a CALL insn.
 621         (mn10300_scan_for_setlb_lcc): New function.  Finds opportunities
 622         to use the SETLB and Lcc or FLcc insns.
 623         (mn10300_reorg): Invoke mn10300_scan_for_setlb_lcc when optimizing.
 624         (TARGET_FLAGS): Add MASK_ALLOW_SETLB.
 625         * config/mn10300/mn10300.opt (msetlb): New option.  Used to
 626         disable the SETLB optimization.
 627         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Add
 628         __SETLB__ or __NO_SETLB__.
 629         * config/mn10300/mn10300.md (UNSPEC_SETLB): New constant.
 630         (movsf_internal): Handle MDR register.
 631         (cmpsi): Make visible.
 632         (setlb): New pattern.
 633         (Lcc): New pattern.
 634         (FLcc): New pattern.
 635
 636 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
 637
 638         PR target/48860
 639         * config/i386/i386.md (*movdi_internal_rex64) Use %vmovd
 640         for reg<->xmm moves.
 641         * config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
 642         (vec_concatv2di_rex64_sse): Ditto.
 643         (*sse2_storeq_rex64): Do not emit %v prefix for mov{q} mnemonic.
 644         (*vec_extractv2di_1_rex64): Ditto.
 645
 646         Revert:
 647         2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
 648
 649         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
 650         reg<->xmm moves.
 651         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.
 652
 653 2011-05-04  Richard Guenther  <rguenther@suse.de>
 654
 655         * tree.h (int_const_binop): Remove notrunc argument.
 656         * fold-const.c (int_const_binop): Remove notrunc argument.  Always
 657         create integer constants that are properly truncated.
 658         (extract_muldiv_1): Expand one notrunc int_const_binop caller.
 659         (const_binop): Remove zero notrunc argument to int_const_binop.
 660         (size_binop_loc): Likewise.
 661         (fold_div_compare): Likewise.
 662         (maybe_canonicalize_comparison_1): Likewise.
 663         (fold_comparison): Likewise.
 664         (fold_binary_loc): Likewise.
 665         (multiple_of_p): Likewise.
 666         * expr.c (store_constructor): Likewise.
 667         * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
 668         (maybe_fold_stmt_addition): Likewise.
 669         * ipa-prop.c (ipa_modify_call_arguments): Likewise.
 670         * stor-layout.c (layout_type): Likewise.
 671         * tree-data-ref.c (tree_fold_divides_p): Likewise.
 672         * tree-sra.c (build_ref_for_offset): Likewise.
 673         (build_user_friendly_ref_for_offset): Likewise.
 674         * tree-ssa-address.c (maybe_fold_tmr): Likewise.
 675         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
 676         * tree-ssa-loop-niter.c (inverse): Likewise.
 677         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
 678         * tree-ssa.c (maybe_rewrite_mem_ref_base): Likewise.
 679         * tree-switch-conversion.c (check_range): Likewise.
 680         (build_constructors): Likewise.
 681         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
 682         * tree-vrp.c (set_and_canonicalize_value_range): Likewise.
 683         (extract_range_from_assert): Likewise.
 684         (vrp_int_const_binop): Likewise.
 685         (extract_range_from_binary_expr): Likewise.
 686         (extract_range_from_unary_expr): Likewise.
 687         (check_array_ref): Likewise.
 688         (find_case_label_range): Likewise.
 689         (simplify_div_or_mod_using_ranges): Likewise.
 690         * tree-cfg.c (group_case_labels_stmt): Use double-ints for
 691         comparing case labels for merging.
 692
 693 2011-05-03  Mark Wielaard  <mjw@redhat.com>
 694
 695         * dwarf2out.c (debug_str_hash_forced): Removed.
 696         (gen_label_for_indirect_string): Removed.
 697         (get_debug_string_label): Removed.
 698         (AT_string_form): Generate label directly.
 699         (output_indirect_string): Test indirect_string_node for
 700         DW_FORM_strp instead of checking label and refcount.
 701         (prune_indirect_string): Removed.
 702         (prune_unused_types): Don't check debug_str_hash_forced or
 703         call prune_indirect_string.
 704
 705 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
 706
 707         PR other/48093
 708         * doc/invoke.texi: Document -mtls-dialect and GCC_COMPARE_DEBUG.
 709
 710 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
 711
 712         PR debug/47994
 713         PR debug/47919
 714         * combine.c (try_combine): Skip debug insns at m_split tests.
 715
 716 2011-04-26  Mark Wielaard  <mjw@redhat.com>
 717
 718         PR42288
 719         * dwarf2out.c (dwarf2out_finish): Always call output_aranges ()
 720         when info_section_emitted.
 721
 722 2011-05-03  Joseph Myers  <joseph@codesourcery.com>
 723
 724         * config/mips/mips-opts.h: New.
 725         * config/mips/mips.c (enum mips_r10k_cache_barrier_setting): Move
 726         to mips-opts.h.
 727         (mips_abi, mips_code_readable, mips_r10k_cache_barriee): Remove.
 728         (mips_handle_option): Don't handle OPT_mabi_, OPT_mcode_readable_
 729         or OPT_mr10k_cache_barrier_ here.  Access mips_cache_flush_func
 730         via opts pointer.
 731         * config/mips/mips.h (enum mips_code_readable_setting): Move to
 732         mips-opts.h.
 733         (mips_abi, mips_code_readable): Don't declare.
 734         * config/mips/mips.opt (config/mips/mips-opts.h): New HeaderInclude.
 735         (mabi=): Use Enum and Var.
 736         (mips_abi): New Enum and EnumValue entries.
 737         (mcode-readable=): Use Enum and Var.
 738         (mips_code_readable_setting): New Enum and EnumValue entries.
 739         (mr10k-cache-barrier=): Use Enum and Var.
 740         (mips_r10k_cache_barrier_setting): New Enum and EnumValue entries.
 741
 742 2011-05-03  Jan Hubicka  <jh@suse.cz>
 743
 744         * cgraph.h (cgraph_node_set_def, varpool_node_set_def): Move out of GTY;
 745         replace hash by pointer map.
 746         (cgraph_node_set_element_def, cgraph_node_set_element,
 747         const_cgraph_node_set_element, varpool_node_set_element_def,
 748         varpool_node_set_element, const_varpool_node_set_element): Remove.
 749         (free_cgraph_node_set, free_varpool_node_set): New function.
 750         (cgraph_node_set_size, varpool_node_set_size): Use vector size.
 751         * tree-emutls.c: Free varpool node set.
 752         * ipa-utils.c (cgraph_node_set_new, cgraph_node_set_add,
 753         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
 754         debug_cgraph_node_set, free_cgraph_node_set, varpool_node_set_new,
 755         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
 756         dump_varpool_node_set, free_varpool_node_set, debug_varpool_node_set):
 757         Move here from ipa.c; implement using pointer_map
 758         * ipa.c (cgraph_node_set_new, cgraph_node_set_add,
 759         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
 760         debug_cgraph_node_set, varpool_node_set_new,
 761         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
 762         dump_varpool_node_set, debug_varpool_node_set):
 763         Move to ipa-uitls.c.
 764         * passes.c (ipa_write_summaries): Update.
 765
 766 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
 767
 768         From Mike Frysinger:
 769         * config/bfin/bfin.c (bfin_cpus[]): Add 0.4 for
 770         bf542/bf544/bf547/bf548/bf549.
 771
 772 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
 773
 774         * expmed.c (extract_bit_field_1): Remove write-only variable "icode".
 775
 776 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
 777
 778         From Bernd Schmidt:
 779         * config/bfin/bfin.md (MOVCC): New mode_macro.
 780         (mov<mode>cc_insn1, mov<mode>cc_insn2, mov<mode>cc): Renamed from
 781         movsicc_insn1, movsicc_insn2 and movsicc and macroized.  Remove
 782         comments from generated assembly.
 783
 784 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
 785
 786         From Bernd Schmidt
 787         * config/bfin/t-bfin (LIB1ASMFUNCS): Add muldi3 and umulsi3_highpart.
 788         * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add muldi3.
 789         * config/bfin/t-bfin-linux (LIB1ASMFUNCS): Add muldi3.
 790         * config/bfin/t-bfin-uclinux (LIB1ASMFUNCS): Add muldi3.
 791         * config/bfin/lib1funcs.asm (___muldi3): New function.
 792
 793 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
 794
 795         * config/stormy16/stormy16 (xstormy16_init_builtins): Call
 796         build_function_type_list instead of build_function_type.
 797         Rearrange initialization of `args' to do so.
 798
 799 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
 800
 801         * config/i386/i386.c (ix86_code_end): Call build_function_type_list
 802         instead of build_function_type.
 803
 804 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
 805
 806         * config/rs6000/rs6000.c (spe_init_builtins): Call
 807         build_function_type_list instead of build_function_type.
 808         (paired_init_builtins, altivec_init_builtins): Likewise.
 809         (builtin_function_type): Likewise.
 810
 811 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
 812
 813         * config/sh/sh.c (sh_media_init_builtins): Call
 814         build_function_type_list instead of build_function_type.
 815
 816 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
 817
 818         * config/sparc/sparc.c (sparc_file_end): Call
 819         build_function_type_list instead of build_function_type.
 820
 821 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
 822
 823         * config/alpha/alpha.c (alpha_init_builtins): Call
 824         build_function_type_list instead of build_function_type.
 825
 826 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
 827
 828         * config/xtensa/xtensa.c (xtensa_init_builtins): Call
 829         build_function_type_list instead of build_function_type.
 830
 831 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
 832
 833         * config/iq2000/i2000.c (iq2000_init_builtins): Call
 834         build_function_type_list instead of build_function_type.
 835         Delete `endlink' variable.
 836
 837 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
 838
 839         * config/avr/avr.c (avr_init_builtins): Call
 840         build_function_type_list instead of build_function_type.
 841
 842 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
 843
 844         * config/picochip/picochip.c (picochip_init_builtins): Call
 845         build_function_type_list instead of build_function_type.
 846         Delete `endlink' variable.
 847
 848 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
 849
 850         * config/bfin/bfin.c (bfin_init_builtins): Call
 851         build_function_type_list instead of build_function_type.
 852
 853 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
 854
 855         From Bernd Schmidt
 856         * config/bfin/bfin.md (rotrsi, rotlsi): Don't take INTVAL of anything
 857         that's not CONST_INT.  Seemingly redundant check is due to PR39768.
 858
 859 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
 860
 861         From Jie Zhang:
 862         * config/bfin/uclinux.h (LINK_GCC_C_SEQUENCE_SPEC): Make sure
 863         libbffastfp overrides libgcc when -mfast-fp.
 864
 865 2011-05-03  Stuart Henderson <shenders@gcc.gnu.org>
 866
 867         Originally from Bernd Schmidt
 868         * config/bfin/uclinux.h (SUBTARGET_FDPIC_NOT_SUPPORTED): New macro.
 869         * config/bfin/bfin.c (override_options): Test it and error if
 870         TARGET_FDPIC.
 871
 872 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
 873
 874         Originally From Bernd Schmidt
 875         * config/bfin/bfin.c (override_options): Disable -fstack-limit for
 876         FD-PIC.
 877
 878 2011-05-03  Jeff Law  <law@redhat.com>
 879
 880         * tree-ssa-threadupdate.c (THREAD_TARGET): define.
 881         (remove_ctrl_stmt_and_useless_edges): Clear AUX field of outgoing edges.
 882         (craete_edge_and_update_destination_phis): Use THREAD_TARGET rather
 883         than accessing AUX field directly.  Free the AUX field before
 884         clearing it.
 885         (thread_block, thread_through_loop_header): Likewise.
 886         (thread_single_edge, mark_threaded_blocks): Likewise.
 887         (redirect_edges): Delay clearing the AUX field.  Free the AUX field.
 888         (register_jump_thread): Do not attempt to thread to a NULL edge.
 889
 890 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
 891
 892         * function.c (init_function_start): Call decide_function_section.
 893         * varasm.c (decide_function_section): New function.
 894         (assemble_start_function): When not using
 895         flag_reorder_blocks_and_partition, don't compute in_cold_section_p
 896         or first_function_block_is_cold.
 897         * rtl.h (decide_function_section): Declare.
 898
 899 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
 900             Jakub Jelinek  <jakub@redhat.com>
 901
 902         PR target/48774
 903         * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
 904         only succeed if req_mode is the same as set_mode.
 905
 906 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
 907
 908         * gengenrtl.c (special_rtx): PC, CC0 and RETURN are special.
 909         * genemit.c (gen_exp): Handle RETURN.
 910         * emit-rtl.c (verify_rtx_sharing): Likewise.
 911         (init_emit_regs): Create pc_rtx, ret_rtx and cc0_rtx specially.
 912         * rtl.c (copy_rtx): RETURN is shared.
 913         * rtl.h (enum global_rtl_index): Add GR_RETURN.
 914         (ret_rtx): New.
 915         * jump.c (redirect_exp_1): Don't use gen_rtx_RETURN.
 916         * config/s390/s390.c (s390_emit_epilogue): Likewise.
 917         * config/rx/rx.c (gen_rx_rtsd_vector): Likewise.
 918         * config/cris/cris.c (cris_expand_return): Likewise.
 919         * config/m68k/m68k.c (m68k_expand_epilogue): Likewise.
 920         * config/rs6000/rs6000.c (rs6000_make_savres_rtx,
 921         rs6000_emit_epilogue, rs6000_output_mi_thunk): Likewise.
 922         * config/picochip/picochip.c (picochip_expand_epilogue): Likewise.
 923         * config/h8300/h8300.c (h8300_push_pop, h8300_expand_epilogue):
 924         Likewise.
 925         * config/v850/v850.c (expand_epilogue): Likewise.
 926         * config/bfin/bfin.c (bfin_expand_call): Likewise.
 927         * config/arm/arm.md (epilogue): Likewise.
 928         * config/mn10300/mn10300.c (mn10300_expand_epilogue): Likewise.
 929         * config/sparc/sparc.c (sparc_struct_value_rtx): Rename ret_rtx
 930         variable to ret_reg.
 931
 932 2011-05-03  Richard Guenther  <rguenther@suse.de>
 933
 934         PR lto/48846
 935         * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
 936         Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
 937         * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
 938
 939 2011-05-03  Richard Guenther  <rguenther@suse.de>
 940
 941         * c-decl.c (grokdeclarator): Instead of looking at
 942         TREE_OVERFLOW check if the constant fits in the index type.
 943
 944 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
 945
 946         * config/arm/neon.md (vec_load_lanes<mode><mode>): New expanders,
 947         (vec_store_lanes<mode><mode>): Likewise.
 948
 949 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
 950
 951         * doc/md.texi (vec_load_lanes, vec_store_lanes): Document.
 952         * optabs.h (COI_vec_load_lanes, COI_vec_store_lanes): New
 953         convert_optab_index values.
 954         (vec_load_lanes_optab, vec_store_lanes_optab): New convert optabs.
 955         * genopinit.c (optabs): Initialize the new optabs.
 956         * internal-fn.def (LOAD_LANES, STORE_LANES): New internal functions.
 957         * internal-fn.c (get_multi_vector_move, expand_LOAD_LANES)
 958         (expand_STORE_LANES): New functions.
 959         * tree.h (build_array_type_nelts): Declare.
 960         * tree.c (build_array_type_nelts): New function.
 961         * tree-vectorizer.h (vect_model_store_cost): Add a bool argument.
 962         (vect_model_load_cost): Likewise.
 963         (vect_store_lanes_supported, vect_load_lanes_supported)
 964         (vect_record_strided_load_vectors): Declare.
 965         * tree-vect-data-refs.c (vect_lanes_optab_supported_p)
 966         (vect_store_lanes_supported, vect_load_lanes_supported): New functions.
 967         (vect_transform_strided_load): Split out statement recording into...
 968         (vect_record_strided_load_vectors): ...this new function.
 969         * tree-vect-stmts.c (create_vector_array, read_vector_array)
 970         (write_vector_array, create_array_ref): New functions.
 971         (vect_model_store_cost): Add store_lanes_p argument.
 972         (vect_model_load_cost): Add load_lanes_p argument.
 973         (vectorizable_store): Try to use store-lanes functions for
 974         interleaved stores.
 975         (vectorizable_load): Likewise load-lanes and loads.
 976         * tree-vect-slp.c (vect_get_and_check_slp_defs): Update call
 977         to vect_model_store_cost.
 978         (vect_build_slp_tree): Likewise vect_model_load_cost.
 979
 980 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
 981
 982         * hooks.h (hook_bool_mode_uhwi_false): Declare.
 983         * hooks.c (hook_bool_mode_uhwi_false): New function.
 984         * target.def (array_mode_supported_p): New hook.
 985         * doc/tm.texi.in (TARGET_ARRAY_MODE_SUPPORTED_P): Add @hook.
 986         * doc/tm.texi: Regenerate.
 987         * stor-layout.c (mode_for_array): New function.
 988         (layout_type): Use it.
 989         * config/arm/arm.c (arm_array_mode_supported_p): New function.
 990         (TARGET_ARRAY_MODE_SUPPORTED_P): Define.
 991
 992 2011-05-03  Eric Botcazou  <ebotcazou@adacore.com>
 993
 994         PR target/48723
 995         * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
 996         for -fstack-check if the size to allocate is negative.
 997
 998 2011-05-02  Lawrence Crowl  <crowl@google.com>
 999
1000         * timevar.h (timevar_cond_start): Remove unused POP_TIMEVAR_AND_RETURN.
1001         (timevar_cond_start): New for starting a timer only when it is not
1002         already running.
1003         (timevar_cond_stop): New for stopping a timer when it was not already
1004         running.
1005
1006         * timevar.c (timevar_stop): Enable start/stop timers to start again.
1007         (timevar_cond_start): New as above.
1008         (timevar_cond_stop): New as above.
1009
1010         * timevar.def: Add start/stop timers for compiler phases,
1011         TV_PHASE_SETUP, TV_PHASE_PARSING, TV_PHASE_DEFERRED, TV_PHASE_CGRAPH,
1012         TV_PHASE_DBGINFO (C), TV_PHASE_CHECK_DBGINFO (C++), TV_PHASE_GENERATE,
1013         and TV_PHASE_FINALIZE.
1014         Change push/pop timer TV_PARSE to TV_PARSE_GLOBAL.
1015         Add push/pop timers TV_PARSE_STRUCT, TV_PARSE_ENUM, TV_PARSE_FUNC,
1016         TV_PARSE_INLINE, TV_PARSE_INMETH, TV_TEMPLATE_INST.
1017         Change push/pop timer TV_NAME_LOOKUP into a start/stop timer.
1018         Make unused TV_OVERLOAD into a start/stop timer.
1019
1020         Remove unused timers TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION.
1021         Mark the strings for TV_NAME_LOOKUP and TV_OVERLOAD with a "|"
1022         to indicate that they are start/stop timers.
1023
1024         * toplev.c (compile_file): Change TV_PARSE to TV_PARSE_GLOBAL.
1025         Add start/stop timers TV_PHASE_PARSING and TV_PHASE_GENERATE.
1026         Move initialization to do_compile.
1027         (do_compile): Add initialization from above.
1028         Add start/stop timers TV_PHASE_SETUP and TV_PHASE_FINALIZE.
1029
1030         * c-decl.c (c_write_global_declarations): Add start/stop of
1031         TV_PHASE_DEFERRED, TV_PHASE_CGRAPH, TV_PHASE_DBGINFO.
1032
1033         * c-parser.c (c_parser_declaration_or_fndef): Push/pop TV_PARSE_FUNC
1034         or TV_PARSE_INLINE, as appropriate.
1035         (c_parser_enum_specifier): Push/pop TV_PARSE_ENUM.
1036         (c_parser_struct_or_union_specifier): Push/pop TV_PARSE_STRUCT.
1037
1038 2011-05-02  Jason Merrill  <jason@redhat.com>
1039
1040         PR c++/40975
1041         * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
1042
1043 2011-05-02  Simon Martin  <simartin@users.sourceforge.net>
1044
1045         PR c/35445
1046         * c-decl.c (finish_decl): Only create a composite if the types are
1047         compatible.
1048
1049 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
1050
1051         * config/fr30/fr30-protos.h (Mmode): Don't define.
1052         * config/m32r/m32r-protos.h (Mmode): Don't define.  Expand
1053         definition where used.
1054         * config/mn10300/mn10300-protos.h (Mmode, Cstar, Rclas): Don't
1055         define.  Expand definitions where used.
1056         * config/rx/rx-protos.h (Mmode, Fargs, Rcode): Don't define.
1057         Expand definitions where used.
1058         * config/rx/rx.c (rx_is_legitimate_address, rx_function_arg_size,
1059         rx_function_arg, rx_function_arg_advance,
1060         rx_function_arg_boundary): Expand definitions of those macros.
1061         * config/v850/v850-protos.h (Mmode): Don't define.  Expand
1062         definition where used.
1063
1064 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
1065
1066         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
1067         reg<->xmm moves.
1068         (*mov<mode>_internal): Merge with *mov<mode>_internal_avx.
1069         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.  Merge
1070         with *movv2sf_internal_rex64_avx.
1071         (*movv2sf_internal): Merge with *movv2sf_internal_avx.
1072         * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
1073         Use %v prefix in insn mnemonic to handle TARGET_AVX.
1074         (*movdi_internal): Add "isa" attribute.  Use "maybe_vex" instead of
1075         "vex" in "prefix" attribute calculation.
1076         (*movdf_internal): Output AVX mnemonics.  Add "prefix" attribute.
1077
1078 2011-05-02  Stuart Henderson  <shenders@gcc.gnu.org>
1079
1080         PR target/47951
1081         * config/bfin/bfin.md (loop_end): Use matching constraints to ensure
1082         inputs match the output.
1083
1084 2011-05-02  Andreas Schwab  <schwab@linux-m68k.org>
1085
1086         PR target/47955
1087         * config/m68k/m68k.c (m68k_expand_prologue): Set
1088         current_function_static_stack_size.
1089
1090 2011-05-02   Jan Hubicka  <jh@suse.cz>
1091
1092         * lto-streamer.c (lto_streamer_cache_insert_1,
1093         lto_streamer_cache_lookup, lto_streamer_cache_create,
1094         lto_streamer_cache_delete): Use pointer map instead of hashtable.
1095         * lto-streamer.h (lto_streamer_cache_d): Turn node_map into pointer_map.
1096
1097 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
1098
1099         * config/m68k/genopt.sh, config/m68k/m68k-isas.def,
1100         config/m68k/m68k-microarchs.def, config/m68k/m68k-opts.h,
1101         config/m68k/t-opts: New files.
1102         * config/m68k/m68k-tables.opt: New file (generated).
1103         * config.gcc (fido-*-*, m68k-*-*): Add m68k/m68k-tables.opt to
1104         extra_options and m68k/t-opts to tmake_file.
1105         * config/m68k/m68k.c (m68k_library_id_string): More to m68k.opt.
1106         (all_isas): Initialize using m68k-isas.def.
1107         (all_microarchs): Initialize using m68k-microarchs.def.
1108         (m68k_find_selection): Remove.
1109         (m68k_handle_option): Don't assert that global structures are in
1110         use.  Use error_at.  Access variables via opts pointer.  Don't
1111         handle -march=, -mcpu= and -mtune= here.  Set gcc_options fields
1112         directly for -m68020-40 and -m68020-60.
1113         (m68k_option_override): Set m68k_arch_entry, m68k_cpu_entry and
1114         m68k_tune_entry here.
1115         * config/m68k/m68k.h (enum uarch_type, enum target_device): Move
1116         to m68k-opts.h.
1117         (m68k_library_id_string): Remove declaration.
1118         * config/m68k/m68k.opt (config/m68k/m68k-opts.h): New HeaderInclude.
1119         (m68k_library_id_string): New Variable.
1120         (march=, mcpu=, mtune=): Use Enum and Var.
1121
1122 2011-05-02  Richard Guenther  <rguenther@suse.de>
1123
1124         * varasm.c (output_constructor_regular_field): Compute zero-based
1125         index with double-ints.  Make sure to ICE instead of producing
1126         wrong code.
1127         * cgraph.c (cgraph_add_thunk): Do not create new tree nodes
1128         in asserts.  Properly use a signed type.
1129
1130 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
1131
1132         * config/i386/sse.md (V): New mode iterator.
1133         (V_128): Rename from SSEMODE.  Make V2DF mode conditional on
1134         TARGET_SSE2.
1135         (V_256): Rename from AVX256MODE.
1136         (VF): Make V4SF mode unconditional.  Add TARGET_SSE instruction
1137         condition to all users.
1138         (VF1): Ditto.
1139         (VF2): Make V2DF mode unconditional.  Add TARGET_SSE2 instruction
1140         condition to all users.
1141         (VF_128): Make V4SF mode unconditional.
1142         (VF_256): Rename from AVX256MODEF2P.
1143         (VI4F_128): Rename from SSEMODE4S.
1144         (VI8F_128): Rename from SSEMODE2D.
1145         (VI4F_256): Rename from AVX256MODE8P.
1146         (VI8F_256): Rename from AVX256MODE4P.
1147         (avxsizesuffix): Add V16HI, V4DI, V8HI and V2DI modes.
1148         (ssescalarmodesuffix): Remove SF and DF modes.
1149         (SSEMODE124): Remove.
1150         (SSEMODE1248): Ditto.
1151         (SSEMODEF2P): Ditto.
1152         (AVXMODEF2P): Ditto.
1153         (AVXMODEFDP): Ditto.
1154         (AVXMODEFSP): Ditto.
1155         (VEC_EXTRACT_MODE): Make V16QI, V8HI, V4SI, V2DI, V4SF and V2DF modes
1156         unconditional.
1157         (VEC_EXTRACT_EVENODD_MODE): Rename from SSEMODE_EO.  Make V4SF mode
1158         unconditional.
1159         (xop_pcmov_<mode><avxsizesuffix>): Merge from xop_pcmov_<mode> and
1160         xop_pcmov_<mode>256.  Use V mode iterator.
1161
1162         Adjust RTX patterns globally for renamed mode attributes.
1163
1164 2011-05-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1165
1166         * haifa-sched.c (sched_emit_insn): Emit insn before first
1167         non-scheduled insn.  Inform back-end about new insn.  Add
1168         new insn to scheduled_insns list.
1169
1170 2011-05-02  Richard Guenther  <rguenther@suse.de>
1171
1172         PR tree-optimization/48822
1173         * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
1174         (process_scc): Indicate which iteration we start.
1175
1176 2011-05-02  Jan Hubicka  <jh@suse.cz>
1177
1178         * lto-section-in.c (lto_input_1_unsigned): Move to lto-streamer.h
1179         (lto_section_overrun): New.
1180         * lto-section-out.c (append_block): Rename to ...
1181         (lto_append_block): ... this one; export.
1182         (lto_output_1_stream): Move lto lto-streamer.h
1183         (lto_output_data_stream): Update.
1184         * lto-streamer.h (lto_section_overrun, lto_append_block): Declare.
1185         (lto_output_1_stream, lto_input_1_unsigned): Turn into inline
1186         functions.
1187
1188 2011-05-02  Richard Guenther  <rguenther@suse.de>
1189
1190         * tree.c (tree_code_counts): New global array.
1191         (record_node_allocation_statistics): Count individual tree codes.
1192         (dump_tree_statistics): Dump individual code stats.
1193
1194 2011-05-01  Jan Hubicka  <jh@suse.cz>
1195
1196         * ipa-inline.c (caller_growth_limits): Fix thinko when
1197         looking for largest stack frame.
1198         * ipa-inline.h (dump_inline_summary): Declare.
1199         * ipa-inline-analysis.c (dump_inline_edge_summary): Dump info
1200         on stack usage.
1201         (dump_inline_summary): Export.
1202         (debug_inline_summary): Declare as DEBUG_FUNCTION.
1203
1204 2011-05-01  Anatoly Sokolov  <aesok@post.ru>
1205
1206         * reginfo.c (memory_move_cost): Change rclass argument type form
1207         'enum reg_class' to reg_class_t.
1208         * reload.h (memory_move_cost): Update prototype.
1209         * postreload.c reload_cse_simplify_set): Change type dclass var to
1210         reg_class_t.
1211         * ira-int.h (ira_allocate_cost_vector, ira_free_cost_vector):
1212         Update prototype.
1213         (ira_allocate_and_set_costs): Change aclass argument type form
1214         'enum reg_class' to reg_class_t.
1215         * ira-build.c (ira_allocate_cost_vector, ira_free_cost_vector):
1216         Change aclass argument type to reg_class_t.
1217         (update_conflict_hard_reg_costs): Change type aclass and pref vars
1218         to reg_class_t.
1219         * gcc/ira.c (setup_class_subset_and_memory_move_costs): Adjust
1220         memory_move_cost call.
1221
1222         * config/ia64/ia64.c (ia64_register_move_cost): Remove 'from' and
1223         'to' local var. Rename from_i and to_i arguments to 'from' and 'to'.
1224         Change type tmp var to reg_class_t.
1225
1226 2011-04-30  Jan Hubicka  <jh@suse.cz>
1227
1228         * ipa-inline.c (can_inline_edge_p): Disregard limits when
1229         inlining into function with flatten attribute.
1230         (want_inline_small_function_p): Be more realistic about inlining
1231         cold calls where callee size grows.
1232
1233 2011-04-30  Jan Hubicka  <jh@suse.cz>
1234
1235         * cgraph.c (cgraph_create_virtual_clone): Clear constructor/destructor
1236         flags.
1237
1238 2011-04-30  Anatoly Sokolov  <aesok@post.ru>
1239
1240         * config/sparc/sparc.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
1241         PRINT_OPERAND_PUNCT_VALID_P): Remove.
1242         * config/sparc/sparc-protos.h (print_operand): Remove declaration.
1243         * config/sparc/sparc.c (TARGET_PRINT_OPERAND_PUNCT_VALID_P,
1244         TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
1245         (print_operand): Rename to...
1246         (sparc_print_operand): ...this. Make static. Adjust
1247         sparc_print_operand function call.
1248         (sparc_print_operand_punct_valid_p, sparc_print_operand_address): New
1249         functions.
1250
1251 2011-04-30  Jan Hubicka  <jh@suse.cz>
1252
1253         PR middle-end/48752
1254         * ipa-inline.c (early_inliner): Disable when doing late
1255         addition of function.
1256
1257 2011-04-30  Jakub Jelinek  <jakub@redhat.com>
1258
1259         * dwarf2out.c (get_address_mode): New inline.
1260         (mem_loc_descriptor): Add MEM_MODE parameter, adjust recursive calls,
1261         if not dwarf_strict emit
1262         DW_OP_GNU_{{const,regval,deref}_type,convert,reinterpret} when
1263         desirable.  Handle FLOAT_EXTEND, FLOAT_TRUNCATE, FLOAT,
1264         UNSIGNED_FLOAT, FIX and UNSIGNED_FIX.  Just return NULL for
1265         FMA, STRICT_LOW_PART, CONST_VECTOR and CONST_FIXED.
1266         (dwarf2out_frame_debug_cfa_expression, reg_loc_descriptor,
1267         dw_loc_list_1, cst_pool_loc_descr, loc_list_from_tree): Adjust
1268         mem_loc_descriptor callers.
1269         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
1270         output_loc_operands_raw, hash_loc_operands, compare_loc_operands):
1271         Handle DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
1272         DW_OP_GNU_deref_type, DW_OP_GNU_convert and DW_OP_GNU_reinterpret.
1273         (base_types): New variable.
1274         (get_base_type_offset, calc_base_type_die_sizes,
1275         base_type_for_mode, mark_base_types, base_type_cmp,
1276         move_marked_base_types): New functions.
1277         (calc_die_sizes): Assert that die_offset is 0 or equal to
1278         next_die_offset.
1279         (loc_descriptor): Only handle here lowpart SUBREGs of REG, for
1280         others defer to mem_loc_descriptor.  Adjust mem_loc_descriptor
1281         callers.  If not dwarf_strict, call mem_loc_descriptor even for
1282         non-MODE_INT modes or MODE_INT modes larger than DWARF2_ADDR_SIZE.
1283         (gen_subprogram_die): Don't give up on call site parameters
1284         with non-integral or large integral modes.  Adjust
1285         mem_loc_descriptor callers.
1286         (prune_unused_types): Call prune_unused_types_mark on base_types
1287         vector entries.
1288         (resolve_addr): Call mark_base_types.
1289         (dwarf2out_finish): Call move_marked_base_types.
1290
1291         PR tree-optimization/48809
1292         * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
1293         type.
1294         (gen_inbound_check): Don't compute index_expr - range_min in utype
1295         again, instead reuse SSA_NAME initialized in build_arrays.
1296         Remove two useless gsi_for_stmt calls.
1297
1298 2011-04-29  Jeff Law  <law@redhat.com>
1299
1300         * tree-ssa-threadedge.c (thread_across_edge): Add missing return.
1301
1302 2011-04-29  Martin Jambor  <mjambor@suse.cz>
1303
1304         * cgraph.h (cgraph_postorder): Remove declaration.
1305         * ipa-utils.h (ipa_free_postorder_info): Declare.
1306         (ipa_reverse_postorder): Likewise.
1307         * cgraphunit.c: Include ipa-utils.h.
1308         (cgraph_expand_all_functions): Update call to ipa_reverse_postorder.
1309         * ipa-inline.c: Include ipa-utils.h.
1310         (ipa_inline): Update call to ipa_reverse_postorder.
1311         * ipa-pure-const.c (propagate_pure_const): Update call to
1312         ipa_reduced_postorder and ipa_print_order.  Call
1313         ipa_free_postorder_info to clean up.
1314         (propagate_nothrow): Likewise.
1315         * ipa-reference.c (propagate): Removed a useless call to
1316         ipa_utils_reduced_inorder, updated a call to ipa_reduced_postorder
1317         and ipa_print_order.  Call ipa_free_postorder_info to clean up.
1318         * ipa.c: Include ipa-utils.h.
1319         (ipa_profile): Update call to ipa_reverse_postorder.
1320         (cgraph_postorder): Moved to...
1321         * ipa-utils.c (ipa_reverse_postorder): ...here and renamed.
1322         (ipa_utils_print_order): Renamed to ipa_print_order.
1323         (ipa_utils_reduced_inorder): Renamed to ipa_reduced_postorder. Updated
1324         comments.
1325         (ipa_free_postorder_info): New function.
1326         * passes.c: Include ipa-utils.h.
1327         (do_per_function_toporder): Update call to ipa_reverse_postorder.
1328         (ipa_write_summaries): Likewise.
1329         * Makefile.in (passes.o): Add IPA_UTILS_H to dependencies.
1330         (cgraphunit.o): Likewise.
1331         (ipa.o): Likewise.
1332         (ipa-inline.o): Likewise.
1333
1334 2011-04-29  Jan Hubicka  <jh@suse.cz>
1335
1336         * gcc.dg/tree-ssa/inline-10.c: New testcase.
1337         * gcc.dg/tree-ssa/inline-9.c: Disable partial inlining.
1338         * ipa-inline.h (clause_t): Turn into unsigned int.
1339         * ipa-inline-analysis.c (add_clause): Do more simplification.
1340         (and_predicates): Shortcut more cases.
1341         (predicates_equal_p): Move forward; check that clauses are properly
1342         ordered.
1343         (or_predicates): Shortcut more cases.
1344         (edge_execution_predicate): Rewrite as...
1345         (set_cond_stmt_execution_predicate): ... this function; handle
1346         __builtin_constant_p.
1347         (set_switch_stmt_execution_predicate): New .
1348         (compute_bb_predicates): New.
1349         (will_be_nonconstant_predicate): Update TODO.
1350         (estimate_function_body_sizes): Use compute_bb_predicates
1351         and free them later, always try to estimate if stmt is constant.
1352         (estimate_time_after_inlining, estimate_size_after_inlining):
1353         Gracefully handle optimized out edges.
1354         (read_predicate): Fix off by one error.
1355
1356 2011-04-29  Nicola Pero  <nicola.pero@meta-innovation.com>
1357
1358         * Makefile.in (ENABLE_MAINTAINER_RULES): New.
1359
1360 2011-04-27  Xinliang David Li  <davidxl@google.com>
1361
1362         * tree-profile.c (init_ic_make_global_vars): Set
1363         tls attribute on ic vars.
1364         * coverage.c (coverage_end_function): Initialize
1365         function_list with zero.
1366
1367 2011-04-29  Richard Guenther  <rguenther@suse.de>
1368
1369         * builtins.c (fold_builtin_classify_type): Use integer_type_node
1370         for the type of the result.
1371         (fold_builtin_isascii): Likewise.
1372         (fold_builtin_toascii): Use integer_type_node where appropriate.
1373         (fold_builtin_logb): Likewise.
1374         (fold_builtin_frexp): Likewise.
1375         (fold_builtin_strstr): Likewise.
1376         (fold_builtin_strpbrk): Likewise.
1377         (fold_builtin_fputs): Likewise.
1378         (fold_builtin_sprintf): Likewise.
1379         (fold_builtin_snprintf): Likewise.
1380         (fold_builtin_printf): Likewise.
1381         (do_mpfr_remquo): Use a proper type for the assigned constant.
1382         (do_mpfr_lgamma_r): Likewise.
1383         * dwarf2out.c (resolve_one_addr): Use size_int.
1384         * except.c (init_eh): Likewise.
1385         (assign_filter_values): Use integer_type_node for filter values.
1386         (sjlj_emit_dispatch_table): Use integer_type_node for dispatch
1387         indices.
1388         * tree-cfg.c (move_stmt_eh_region_tree_nr): Use integer_type_node
1389         for EH region numbers.
1390         * tree-vrp.c (simplify_div_or_mod_using_ranges): Use integer_type_node
1391         for the shift amount.
1392
1393 2011-04-29  Richard Guenther  <rguenther@suse.de>
1394
1395         * expr.h (expand_shift): Rename to ...
1396         (expand_variable_shift): ... this.
1397         (expand_shift): Take a constant shift amount.
1398         * expmed.c (expand_shift): Rename to ...
1399         (expand_variable_shift): ... this.
1400         (expand_shift): New wrapper around expand_variable_shift.
1401         * expr.c (convert_move, emit_group_load_1, emit_group_store,
1402         optimize_bitfield_assignment_op, store_field, expand_expr_real_2,
1403         expand_expr_real_1, reduce_to_bit_field_precision): Adjust.
1404         * expmed.c (store_fixed_bit_field, extract_bit_field_1,
1405         extract_fixed_bit_field, extract_split_bit_field, expand_mult_const,
1406         expand_mult, expand_widening_mult, expand_mult_highpart_adjust,
1407         extract_high_half, expand_sdiv_pow2, expand_divmod, emit_cstore,
1408         emit_store_flag_1, emit_store_flag): Likewise.
1409         * builtins.c (expand_builtin_signbit): Likewise.
1410         * calls.c (load_register_parameters): Likewise.
1411         * function.c (assign_parm_setup_block): Likewise.
1412         * lower-subreg.c (resolve_shift_zext): Likewise.
1413         * optabs.c (widen_bswap, expand_abs_nojump,
1414         expand_one_cmpl_abs_nojump, expand_float): Likewise.
1415         * spu/spu.c (spu_expand_extv): Likewise.
1416         * sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
1417
1418 2011-04-29  Richard Guenther  <rguenther@suse.de>
1419
1420         * tree-inline.c (remap_eh_region_tree_nr): Use integer_type_node
1421         for the remapped region number.
1422         * predict.c (build_predict_expr): Use integer_type_node for the
1423         predict kind.
1424         * fold-const.c (fold_binary_loc): Use integer_type_node for
1425         the shift amount.  Use a proper type for the PLUS_EXPR operand.
1426
1427 2011-04-29  Michael Matz  <matz@suse.de>
1428
1429         * lto-streamer.c (lto_streamer_cache_insert_1): Accept to override
1430         other trees that just builtins.
1431         (lto_record_common_node): Don't leave NULL TYPE_CANONICAL.
1432
1433 2011-04-29  Richard Guenther  <rguenther@suse.de>
1434
1435         * tree-nested.c (get_trampoline_type): Use size_int.
1436         (get_nl_goto_field): Likewise.
1437         * tree-eh.c (lower_try_finally_switch): Use integer_type_node
1438         for all indexes.
1439         (lower_eh_constructs_2): Likewise.
1440         (lower_resx): Likewise.
1441         (lower_eh_dispatch): Likewise.
1442         * tree-mudflap.c (mf_build_string): Use size_int.
1443         (mudflap_register_call): Use integer_type_node for the flag.
1444         (mudflap_enqueue_constant): Use size_int.
1445         * tree-chrec.c (reset_evolution_in_loop): Copy CHREC_VAR
1446         instead of rebuilding it.
1447
1448 2011-04-29  Richard Guenther  <rguenther@suse.de>
1449
1450         * tree-ssa-structalias.c (get_fi_for_callee): Restructure.
1451         Handle OBJ_TYPE_REF.
1452         (find_func_aliases_for_call): Use it more consistently.
1453
1454 2011-04-29  Alexandre Oliva  <aoliva@redhat.com>
1455
1456         * haifa-sched.c (last_nondebug_scheduled_insn): New.
1457         (rank_for_schedule): Use it.
1458         (schedule_block): Set it.
1459
1460 2011-04-28  David Li  <davidxl@google.com>
1461
1462         * tree.c (crc32_string): Use crc32_byte.
1463         (crc32_byte): New function.
1464         * tree.h (crc32_byte): New function.
1465         * gcov.c (read_graph_file): Handle new cfg_cksum.
1466         (read_count_file): Ditto.
1467         * profile.c (instrument_values): Ditto.
1468         (get_exec_counts): Ditto.
1469         (read_profile_edge_counts): Ditto.
1470         (compute_branch_probabilities): Ditto.
1471         (compute_value_histograms): Ditto.
1472         (branch_prob): Ditto.
1473         (end_branch_prob): Ditto.
1474         * coverage.c (read_counts_file): Ditto.
1475         (get_coverage_counts): Ditto.
1476         (tree_coverage_counter_addr): Ditto.
1477         (coverage_checksum_string): Ditto.
1478         (coverage_begin_output): Ditto.
1479         (coverage_end_function): Ditto.
1480         (build_fn_info_type): Ditto.
1481         (build_fn_info_value): Ditto.
1482         * libgcov.c (gcov_exit): Ditto.
1483         * gcov-dump.c (tag_function): Ditto.
1484         (compute_checksum): Remove.
1485
1486 2011-04-29  Alan Modra  <amodra@gmail.com>
1487
1488         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
1489         unspec plus offset.  Tidy macho code.
1490
1491 2011-04-29  Martin Jambor  <mjambor@suse.cz>
1492
1493         * cgraphunit.c (cgraph_preserve_function_body_p): Accept a cgraph
1494         node instead of a decl.  Update all callers.
1495         * cgraph.h: Update declaration.
1496
1497 2011-04-28  Ira Rosen  <ira.rosen@linaro.org>
1498
1499         PR tree-optimization/48765
1500         * tree-vectorizer.h (vect_make_slp_decision): Return bool.
1501         * tree-vect-loop.c (vect_analyze_loop_operations): Add new argument
1502         to indicate if loop aware SLP is being used.  Scan the statements
1503         and update the vectorization factor according to the type of
1504         vectorization before statement analysis.
1505         (vect_analyze_loop_2): Get a return value from vect_make_slp_decision,
1506         pass it to vect_analyze_loop_operations.
1507         (vectorizable_reduction): Set number of copies to 1 in case of pure
1508         SLP statement.
1509         * tree-vect-stmts.c (vectorizable_conversion,
1510         vectorizable_assignment, vectorizable_shift,
1511         vectorizable_operation, vectorizable_type_demotion,
1512         vectorizable_type_promotion, vectorizable_store, vectorizable_load):
1513         Likewise.
1514         (vectorizable_condition): Move the check that it is not SLP
1515         vectorization before the number of copies check.
1516         * tree-vect-slp.c (vect_make_slp_decision): Return TRUE if decided
1517         to vectorize the loop using SLP.
1518
1519 2011-04-28  Jakub Jelinek  <jakub@redhat.com>
1520
1521         PR middle-end/48597
1522         * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
1523         inline asm.
1524
1525 2011-04-28  Joseph Myers  <joseph@codesourcery.com>
1526
1527         * config.gcc (*-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* |
1528         *-*-kopensolaris*-gnu): Don't define SINGLE_LIBC.
1529         (i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
1530         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
1531         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Don't use
1532         linux*.h headers.
1533         * config/gnu-user.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Define.
1534         * config/i386/gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
1535         * config/i386/kfreebsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
1536         * config/i386/knetbsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
1537         * config/i386/kopensolaris-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
1538         * config/i386/linux-unwind.h (x86_fallback_frame_state): Don't use
1539         REG_NAME.
1540         * config/i386/linux.h (REG_NAME): Don't define.
1541         * config/i386/linux64.h (REG_NAME): Don't define.
1542         * config/linux.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS):
1543         Undefine before defining.
1544
1545 2011-04-28  Jan Hubicka  <jh@suse.cz>
1546
1547         * ipa-inline-analysis.c (will_be_nonconstant_predicate): Take
1548         nonconstant_names array.
1549         (estimate_function_body_sizes): Build nonconstant_names array; handle
1550         BUILT_IN_CONSTANT_P.
1551
1552 2011-04-28  Richard Guenther  <rguenther@suse.de>
1553
1554         PR bootstrap/48804
1555         Revert
1556         2011-04-28  Richard Guenther  <rguenther@suse.de>
1557
1558         * tree-ssa-structalias.c (solve_constraints): Build succ graph
1559         as late as possible.
1560
1561 2011-04-28  Richard Guenther  <rguenther@suse.de>
1562
1563         * tree-ssa-structalias.c (dump_constraint): Don't end the line.
1564         (debug_constraint): Do it here.
1565         (dump_constraints): And here.
1566         (rewrite_constraints): And here.
1567         (dump_constraint_edge): Remove.
1568         (dump_constraint_graph): Rewrite to produce DOT output.
1569         (solve_constraints): Build succ graph as late as possible.
1570         Dump constraint graphs before and after solving.
1571
1572 2011-04-28  Richard Guenther  <rguenther@suse.de>
1573
1574         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1575         New function split out from ...
1576         (find_func_aliases): ... here.  Call it.
1577         (find_func_aliases_for_call): Likewise.
1578
1579 2011-04-27  Gabriel Dos Reis  <gdr@integrable-solutions.net>
1580
1581         * internal-fn.h (internal_fn_name_array): Declare.
1582         (internal_fn_flags_array): Likewise.
1583
1584 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
1585
1586         * config/i386/i386.md (ssemodesuffix):  Merge with ssevecsize,
1587         ssemodefsuffix, ssescalarmodesuffix and avxmodesuffixp.
1588         Move from sse.md.
1589         (ssemodefsuffix): Remove.
1590         (ssevecmodesuffix): New mode attribute.
1591         (fix_trunc<mode>di_sse, fix_trunc<mode>si_sse,
1592         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
1593         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
1594         *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
1595         *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit, setcc_<mode>_sse,
1596         *sqrt<mode>2_sse, sse4_1_round<mode>2, <smaxmin:code><mode>3,
1597         *ieee_smin<mode>3, *ieee_smax<mode>3): Adjust assembler templates for
1598         ssemodesuffix mode attribute.
1599         (float splitters): Use ssevecmodesuffix mode attribute.
1600         * config/i386/sse.md (ssescalarmode): Merge with avxscalarmode.
1601         (sseinsmode): Rename from avxvecmode.
1602         (avxsizesuffix): Rename from avxmodesuffix.
1603         (sseintvecmode): Rename from avxpermvecmode.
1604         (ssedoublevecmode): Rename from ssedoublesizemode.
1605         (ssehalfvecmode): Rename from avxhalfvecmode.
1606         (ssescalarmode): Rename from avxscalarmode.
1607         (<sse>_comi, <sse>_ucomi, sse4a_movnt<mode>): Adjust assembler
1608         templates for ssemodesuffix mode attribute.
1609         (*andnot<mode>3, *<any_logic:code><mode>3): Use ssevecmodesuffix
1610         mode attribute.
1611
1612         Adjust RTX patterns globally for renamed mode attributes.
1613
1614 2011-04-27  Jan Hubcika  <jh@suse.cz>
1615
1616         * ipa-inline.h (struct inline_edge_summary): Add predicate pointer.
1617         * ipa-inline-analysis.c: Include alloc-pool.h.
1618         (edge_predicate_pool): New.
1619         (trye_predicate_p): New function
1620         (false_predicate_p): New function.
1621         (add_clause): Sanity check that false clauses are "optimized";
1622         never add clauses to predicate that is already known to be false.
1623         (and_predicate): Use flase_predicate_p.
1624         (evaulate_predicate): Rename to ...
1625         (evaluate_predicate): ... this one; update all callers; assert
1626         that false is not listed among possible truths.
1627         (dump_predicate): Use true_predicate_p.
1628         (account_size_time): Use false_predicate_p.
1629         (evaulate_conditions_for_edge): Rename to ...
1630         (evaluate_conditions_for_edge) ... this one.
1631         (edge_set_predicate): New function.
1632         (inline_edge_duplication_hook): Duplicate edge predicates.
1633         (inline_edge_removal_hook): Free edge predicates.
1634         (dump_inline_edge_summary): Add INFO parameter; dump edge predicates.
1635         (dump_inline_summary): Update.
1636         (estimate_function_body_sizes): Set edge predicates.
1637         (estimate_calls_size_and_time): Handle predicates.
1638         (estimate_callee_size_and_time): Update.
1639         (remap_predicate): Add toplev_predicate; update comment.
1640         (remap_edge_predicates): New function.
1641         (inline_merge_summary): Compute toplev predicate; update.
1642         (read_predicate): New function.
1643         (read_inline_edge_summary): Use it.
1644         (inline_read_section): Likewise.
1645         (write_predicate): New function.
1646         (write_inline_edge_summary): Use it.
1647         (inline_write_summary): Likewise.
1648         (inline_free_summary): Free alloc pool and edge summary vec.
1649
1650 2011-04-27  Richard Guenther  <rguenther@suse.de>
1651
1652         * tree-ssa-structalias.c (changed_count): Remove.
1653         (changed): Use a bitmap.
1654         (unify_nodes): Adjust.
1655         (do_sd_constraint): Likewise.
1656         (do_ds_constraint): Likewise.
1657         (do_complex_constraint): Likewise.
1658         (solve_graph): Likewise.
1659
1660 2011-04-27  Jan Hubicka  <jh@suse.cz>
1661
1662         * cgraphunit.c (cgraph_process_new_functions): Fix ordering issue.
1663
1664 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
1665
1666         * config/i386/predicates.md (avx_vpermilp_*_operand): Remove.
1667         (avx_vperm2f128_*_operand): Ditto.
1668         * config/i386/sse.md (*avx_vpermilp<mode>): Remove operand2 predicate.
1669         Use avx_vpermilp_parallel in insn condition.
1670         (*avx_vperm2f128<mode>_nozero): Remove operand3 predicate.
1671         Use avx_vperm2f128_parallel in insn condition.
1672
1673 2011-04-27  Richard Guenther  <rguenther@suse.de>
1674
1675         * Makefile.in (tree-ssa-structalias.o): Remove
1676         gt-tree-ssa-structalias.h dependency.
1677         (GTFILES): Remove tree-ssa-structalias.c.
1678         * tree.c (allocate_decl_uid): New function.
1679         (make_node_stat): Use it.
1680         (copy_node_stat): Likewise.
1681         * tree.h (allocate_decl_uid): Declare.
1682         * tree-ssa-alias.h (delete_alias_heapvars): Remove.
1683         * tree-ssa.c (delete_tree_ssa): Do not call delete_alias_heapvars.
1684         * tree-flow.h (struct var_ann_d): Remove is_heapvar flag.
1685         * tree-ssa-live.c (remove_unused_locals): Do not check is_heapvar flag.
1686         * tree-ssa-structalias.c (heapvar_for_stmt): Remove.
1687         (struct heapvar_map): Likewise.
1688         (heapvar_map_eq, heapvar_map_hash, heapvar_lookup,
1689         heapvar_insert): Likewise.
1690         (make_heapvar_for): Rename to ...
1691         (make_heapvar): ... this.  Simplify.
1692         (fake_var_decl_obstack): New global var.
1693         (build_fake_var_decl): New function.
1694         (make_constraint_from_heapvar): Adjust.
1695         (handle_lhs_call): Likewise.
1696         (create_function_info_for): Likewise.
1697         (intra_create_variable_infos): Likewise.
1698         (init_alias_vars): Allocate fake_var_decl_obstack.
1699         (init_alias_heapvars, delete_alias_heapvars): Remove.
1700         (compute_points_to_sets): Do not call init_alias_heapvars.
1701         (ipa_pta_execute): Likewise.
1702         (delete_points_to_sets): Free fake_var_decl_obstack.
1703
1704 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1705
1706         * config/spu/divmovti4.c (union qword_UTItype): New data type.
1707         (si_from_UTItype, si_to_UTItype): New functions.
1708         (__udivmodti4): Use them to implement type-punning.
1709         * config/spu/multi3.c (union qword_TItype): New data type.
1710         (si_from_TItype, si_to_TItype): New functions.
1711         (__multi3): Use them to implement type-punning.
1712
1713 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1714
1715         * config/spu/spu.c (spu_expand_epilogue): Do not emit barrier.
1716
1717 2011-04-27  Jan Hubicka  <jh@suse.cz>
1718
1719         * ipa-prop.c (function_insertion_hook_holder): New holder.
1720         (ipa_add_new_function): New function.
1721         (ipa_register_cgraph_hooks, ipa_unregister_cgraph_hooks):
1722         Register/deregister holder.
1723
1724 2011-04-27  Richard Guenther  <rguenther@suse.de>
1725
1726         PR tree-optimization/48772
1727         * tree-ssa-pre.c (eliminate): Update call stmts after elimination only.
1728
1729 2011-04-27  Richard Guenther  <rguenther@suse.de>
1730
1731         * tree-ssa-alias.c (indirect_refs_may_alias_p): Fix
1732         TARGET_MEM_REF handling.
1733
1734 2011-04-27  Nick Clifton  <nickc@redhat.com>
1735
1736         * config/frv/frv.h (enum reg_class): Delete EVEN_ACC_REGS,
1737         ACC_REGS, FEVEN_REGS, FPR_REGS, EVEN_REGS.
1738         (REG_CLASS_NAMES): Likewise.
1739         (REG_CLASS_CONTENTS): Likewise.
1740         (EVEN_ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
1741         (ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
1742         (FEVEN_REGS): New macro.  Alias for QUAD_ACC_REGS.
1743         (FPR_REGS): New macro.  Alias for QUAD_ACC_REGS.
1744         (EVEN_REGS): New macro.  Alias for QUAD_REGS.
1745         * config/frv/frv.c (frv_secondary_reload_class): Remove use of
1746         duplicate register classes.
1747         (frv_class_likely_spilled_p): Likewise.
1748         (frv_register_move_cost): Likewise.
1749
1750         * config/mcore/mcore.h (REGNO_REG_CLASS): Do not index beyond the
1751         end of the regno_reg_class array.
1752
1753 2011-04-27  Jakub Jelinek  <jakub@redhat.com>
1754
1755         PR c/48742
1756         * c-typeck.c (build_binary_op): Don't wrap arguments if
1757         int_operands is true.
1758
1759 2011-04-26  Kaz Kojima  <kkojima@gcc.gnu.org>
1760
1761         PR target/48767
1762         * config/sh/sh.c (sh_gimplify_va_arg_expr): Don't call
1763         targetm.calls.must_pass_in_stack for void type.
1764
1765 2011-04-26  Jan Hubicka  <jh@suse.cz>
1766
1767         * cgraphbuild.c (build_cgraph_edges): Update call
1768         of cgraph_create_edge and cgraph_create_indirect_edge.
1769         * cgraph.c (cgraph_create_edge_including_clones,
1770         cgraph_create_edge_1, cgraph_allocate_init_indirect_info,
1771         cgraph_update_edges_for_call_stmt_node): Do not take nest
1772         argument; do not initialize call_stmt_size/time.
1773         (dump_cgraph_node): Do not dump nest.
1774         (cgraph_clone_edge): Do not take loop_nest argument;
1775         do not propagate it; do not clone call_stmt_size/time.
1776         (cgraph_clone_node): Likewise.
1777         (cgraph_create_virtual_clone): Update.
1778         * cgraph.h (struct cgraph_edge): Remove
1779         call_stmt_size/call_stmt_time/loop_nest.
1780         (cgraph_create_edge, cgraph_create_indirect_edge,
1781         cgraph_create_edge_including_clones, cgraph_clone_node): Update
1782         prototype.
1783         * tree-emutls.c (gen_emutls_addr): Update.
1784         * ipa-inline-transform.c (update_noncloned_frequencies): Do not handle
1785         loop_nest; handle indirect calls, too.
1786         (clone_inlined_nodes): Do not care about updating inline summaries.
1787         * cgraphunit.c (cgraph_copy_node_for_versioning): Update.
1788         * lto-cgraph.c (lto_output_edge, input_node, input_edge): Do not
1789         stream call_stmt_size/call_stmt_time/loop_nest.
1790         * ipa-inline.c (edge_badness): Update.
1791         (ipa_inline): dump summaries after inlining.
1792         * ipa-inline.h (struct inline_edge_summary, inline_edge_summary_t):
1793         New.
1794         (inline_edge_summary): New function.
1795         * ipa-inline-analysis.c (edge_duplication_hook_holder): New holder.
1796         (inline_edge_removal_hook): Handle edge summaries.
1797         (inline_edge_duplication_hook): New hook.
1798         (inline_summary_alloc): Alloc hooks.
1799         (initialize_growth_caches): Do not register removal hooks.
1800         (free_growth_caches); Do not free removal hook.
1801         (dump_inline_edge_summary): New function.
1802         (dump_inline_summary): Use it.
1803         (estimate_function_body_sizes, estimate_edge_size_and_time): Update.
1804         (inline_update_callee_summaries): New function.
1805         (inline_merge_summary): Use it.
1806         (do_estimate_edge_time, do_estimate_edge_growth): Update.
1807         (read_inline_edge_summary): New function.
1808         (inline_read_section): Use it.
1809         (write_inline_edge_summary): New function.
1810         (inline_write_summary): Use it.
1811         (inline_free_summary): Free edge new holders.
1812         * tree-inline.c (copy_bb): Update.
1813
1814 2011-04-26  Jason Merrill  <jason@redhat.com>
1815
1816         * tree-eh.c (lower_try_finally_switch): Create the label along with
1817         the CASE_LABEL_EXPR.
1818
1819 2011-04-26  David S. Miller  <davem@davemloft.net>
1820             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1821
1822         * configure.ac (gcc_cv_as_sparc_gotdata_op): Specify alignment.
1823         * configure: Regenerate.
1824
1825 2011-04-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
1826
1827         PR target/48258
1828         * config/rs6000/vector.md (UNSPEC_REDUC): New unspec for vector
1829         reduction.
1830         (VEC_reduc): New code iterator and splitters for vector reduction.
1831         (VEC_reduc_name): Ditto.
1832         (VEC_reduc_rtx): Ditto.
1833         (reduc_<VEC_reduc_name>_v2df): Vector reduction expanders for VSX.
1834         (reduc_<VEC_reduc_name>_v4sf): Ditto.
1835
1836         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
1837         support for extracting SF on VSX.
1838
1839         * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): New insn for
1840         generating xscvspdp.
1841         (vsx_extract_v4sf): New insn to extract SF from V4SF vector.
1842         (vsx_reduc_<VEC_reduc_name>_v2df): New insns and splitters for
1843         double add, minimum, maximum vector reduction.
1844         (vsx_reduc_<VEC_reduc_name>_v4sf): Ditto.
1845         (vsx_reduc_<VEC_reduc_name>_v2df2_scalar): New combiner insn to
1846         optimize double vector reduction.
1847         (vsx_reduc_<VEC_reduc_name>_v4sf_scalar): Ditto.
1848
1849 2011-04-26  Joseph Myers  <joseph@codesourcery.com>
1850
1851         * config/fr30/fr30.h (inhibit_libc): Don't define.
1852         * config/m32r/m32r-protos.h: Correct comment.
1853         * config/v850/v850.h (GHS_default_section_names,
1854         GHS_current_section_names): Use tree, not union tree_node *.
1855
1856 2011-04-26  Xinliang David Li  <davidxl@google.com>
1857
1858         * tree-ssa-uninit.c (warn_uninitialized_phi): Pass warning code.
1859         * c-family/c-opts.c (c_common_handle_option): Set
1860         warn_maybe_uninitialized.
1861         * opts.c (common_handle_option): Ditto.
1862         * common.opt:  New option.
1863         * tree-ssa.c (warn_uninit): Add one more parameter.
1864         (warn_uninitialized_var): Pass warning code.
1865         * tree-flow.h: Interface change.
1866
1867
1868 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1869
1870         * config/mips/iris6.h (LOCAL_LABEL_PREFIX): Don't test TARGET_NEWABI.
1871         (WINT_TYPE_SIZE): Use INT_TYPE_SIZE.
1872         (TARGET_OS_CPP_BUILTINS): Remove TARGET_IRIX6 guards.
1873
1874 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1875
1876         * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Remove.
1877         * config/mips/mips.opt (mmips-tfile): Remove.
1878
1879         * doc/install.texi (Specific, mips-*-*): Move mips-tfile,
1880         mips-tdump reference to ...
1881         (Specific, alpha*-dec-osf5.1): ... here.  Adapt for Tru64 UNIX.
1882         * doc/trouble.texi (Cross-Compiler Problems): Replace MIPS
1883         reference by Tru64 UNIX.
1884
1885 2011-04-26  Jakub Jelinek  <jakub@redhat.com>
1886
1887         PR debug/48768
1888         * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
1889         is error_mark_node, set value to NULL.
1890
1891         PR tree-optimization/48734
1892         * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
1893         if return value from maybe_fold_*_comparsions isn't something
1894         the code is prepared to handle.
1895
1896 2011-04-26  Uros Bizjak  <ubizjak@gmail.com>
1897
1898         * config/i386/predicates.md (ext_QIreg_operand): Remove extra
1899         mode check.
1900         (ext_QIreg_nomode_operands): Remove.
1901         * config/i386/i386.md (*anddi_1): Use ext_QIreg_operand.
1902         (*andsi_1): Ditto.
1903         (*andhi_1): Ditto.
1904
1905 2011-04-26  Andrew Stubbs  <ams@codesourcery.com>
1906
1907         * config/arm/arm.c (arm_gen_constant): Remove can_negate_initial.
1908
1909 2011-04-26  Richard Guenther  <rguenther@suse.de>
1910
1911         * c-typeck.c (build_unary_op): Do not expand array-refs via
1912         pointer arithmetic.  Only adjust qualifiers for function types.
1913
1914 2011-04-26  Richard Guenther  <rguenther@suse.de>
1915
1916         PR middle-end/48694
1917         * tree.h (OEP_CONSTANT_ADDRESS_OF): New operand_equal_flag.
1918         * fold-const.c (operand_equal_p): For TREE_CONSTANT ADDR_EXPRs
1919         compare the operands with OEP_CONSTANT_ADDRESS_OF.  Treat trees
1920         with TREE_SIDE_EFFECTS equal when OEP_CONSTANT_ADDRESS_OF is set.
1921
1922 2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>
1923
1924         * c-family/c-common.c (struct c_common_resword): Add __underlying_type.
1925         * c-family/c-common.h (enum rid): Add RID_UNDERLYING_TYPE.
1926         * doc/extend.texi: Document __underlying_type.
1927
1928 2011-04-25  Segher Boessenkool  <segher@kernel.crashing.org>
1929
1930         * config/rs6000/titan.md (automata_option "progress"): Remove.
1931
1932 2011-04-25  Jeff Law  <law@redhat.com>
1933
1934         * tree-vrp.c (identify_jump_threads): Handle GIMPLE_SWITCH too.
1935
1936 2011-04-25  Jan Kratochvil  <jan.kratochvil@redhat.com>
1937
1938         * system.h (ENUM_BITFIELD): Remove.
1939
1940 2011-04-25  Maxim Kuvyrkov  <maxim@codesourcery.com>
1941             Eric Botcazou  <ebotcazou@adacore.com>
1942
1943         * combine.c (combine_simplify_rtx): Avoid mis-simplifying conditionals
1944         for STORE_FLAG_VALUE==-1 case.
1945
1946 2011-04-24  Richard Sandiford  <richard.sandiford@linaro.org>
1947
1948         PR target/43804
1949         * config/m68k/constraints.md (T): Allow PIC operands that satisfy
1950         LEGITIMATE_PIC_OPERAND_P.
1951
1952 2011-04-24  Jan Hubicka  <jh@suse.cz>
1953
1954         * ipa-prop.c (ipa_propagate_indirect_call_infos): Remove obsolette
1955         WPA hack.
1956         * ipa-prop.h (ipa_get_param, ipa_is_param_used,
1957         ipa_param_cannot_devirtualize_p, ipa_param_types_vec_empty,
1958         ipa_get_ith_jump_func, ipa_get_lattice): Fortify array bounds.
1959         * ipa-inline-analysis.c (add_clause): Fix clause ordering.
1960         (and_predicates, or_predicates, predicates_equal_p, evaulate_predicate):
1961         Sanity check predicate length.
1962         (remap_predicate): Likewise; sanity check jump functions.
1963         (inline_read_section, inline_write_summary): Sanity check
1964         predicate length.
1965
1966 2011-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
1967
1968         PR other/48748
1969         * doc/extend.texi (Type Traits): Document __is_standard_layout,
1970         __is_literal_type, and __is_trivial; update throughout about
1971         possibly cv-qualified void types.
1972
1973 2011-04-24  Gerald Pfeifer  <gerald@pfeifer.com>
1974
1975         * doc/sourcebuild.texi (Ada Tests): Adjust reference to ACATS
1976         testsuite and make it version agnostic.
1977
1978 2011-04-22  Jan Hubicka  <jh@suse.cz>
1979
1980         * ipa-inline-analysis.c (inline_write_summary): Fix thinko.
1981
1982 2011-04-23  Jakub Jelinek  <jakub@redhat.com>
1983
1984         PR c/48685
1985         * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
1986         to VOID_TYPE even around MODIFY_EXPR.
1987
1988 2011-04-22  Mike Stump  <mikestump@comcast.net>
1989
1990         * gensupport.c (read_md_rtx): Fix typo in comment.
1991         * config/cris/cris.opt (moverride-best-lib-options): Fix typo in
1992         comment.
1993
1994 2011-04-22  Jan Hubicka  <jh@suse.cz>
1995
1996         * gengtype.c (open_base_files): Add ipa-inline.h include.
1997         * ipa-cp.c (ipcp_get_lattice, ipcp_lattice_from_jfunc): Move to
1998         ipa-prop.c; update all uses.
1999         * ipa-prop.c: (ipa_get_lattice, ipa_lattice_from_jfunc): ... here.
2000         * ipa-inline-transform.c (inline_call): Use inline_merge_summary to
2001         merge summary of inlined function into former caller.
2002         * ipa-inline.c (max_benefit): Remove.
2003         (edge_badness): Compensate for removal of benefits.
2004         (update_caller_keys): Use
2005         reset_node_growth_cache/reset_edge_growth_cache.
2006         (update_callee_keys): Likewise.
2007         (update_all_callee_keys): Likewise.
2008         (inline_small_functions): Do not collect max_benefit; do not reset
2009         estimated_growth; call free_growth_caches and initialize_growth_caches.
2010         * ipa-inline.h (struct condition, type clause_t, struct predicate,
2011         struct size_time_entry): New structures.
2012         (INLINE_SIZE_SCALE, INLINE_TIME_SCALE, MAX_CLAUSES): New constants.
2013         (inline_summary): Remove size_inlining_benefit, time_inlining_benefit
2014         and estimated_growth.
2015         (edge_growth_cache_entry): New structure.
2016         (node_growth_cache, edge_growth_cache): New global vars.
2017         (estimate_growth): Turn into inline.
2018         (inline_merge_summary, do_estimate_edge_growth, do_estimate_edge_time,
2019         initialize_growth_caches, free_growth_caches): Declare.
2020         (estimate_edge_growth): Rewrite.
2021         (estimate_edge_time): Implement as inline cache lookup.
2022         (reset_node_growth_cache, reset_edge_growth_cache): New inline
2023         functions.
2024         (MAX_TIME): Reduce to allow multiplicatoin by INLINE_SIZE_SCALE.
2025         (NUM_CONDITIONS): New constant.
2026         (predicate_conditions): New enum.
2027         (IS_NOT_CONSTANT): New constant.
2028         (edge_removal_hook_holder): New var.
2029         (node_growth_cache, edge_growth_cache): New global vars.
2030         (true_predicate, single_cond_predicate, false_predicate,
2031         not_inlined_predicate, add_condition, add_clause, and_predicates,
2032         or_predicates, predicates_equal_p, evaulate_predicate, dump_condition,
2033         dump_clause, dump_predicate, account_size_time,
2034         evaulate_conditions_for_edge): New functions.
2035         (inline_summary_alloc): Move to heap.
2036         (inline_node_removal_hook): Clear condition and entry vectors.
2037         (inline_edge_removal_hook): New function.
2038         (initialize_growth_caches, free_growth_caches): New function.
2039         (dump_inline_summary): Update.
2040         (edge_execution_predicate): New function.
2041         (will_be_nonconstant_predicate): New function.
2042         (estimate_function_body_sizes): Compute BB and constantness predicates.
2043         (compute_inline_parameters): Do not clear estimated_growth.
2044         (estimate_edge_size_and_time): New function.
2045         (estimate_calls_size_and_time): New function.
2046         (estimate_callee_size_and_time): New function.
2047         (remap_predicate): New function.
2048         (inline_merge_summary): New function.
2049         (do_estimate_edge_time): New function based on...
2050         (estimate_edge_time): ... this one.
2051         (do_estimate_edge_growth): New function.
2052         (do_estimate_growth): New function based on....
2053         (estimate_growth): ... this one.
2054         (inline_analyze_function): Analyze after deciding on jump functions.
2055         (inline_read_section): New function.
2056         (inline_read_summary): Use it.
2057         (inline_write_summary): Write all the new data.
2058         * ipa-prop.c (ipa_get_param_decl_index): Export.
2059         (ipa_lattice_from_jfunc): Move here from ipa-cp.c
2060         * ipa-prop.h (ipa_get_param_decl_index, ipa_lattice_from_jfunc):
2061         Declare.
2062         (ipa_get_lattice): Move here from ipa-cp.c
2063         * Makefile.in (GTFILES): Add ipa-inline.h and ipa-inline-analysis.c
2064         * params.def (PARAM_EARLY_INLINING_INSNS): Set to 11.
2065         * cgraph.h (cgraph_clone_inlined_nodes, compute_inline_parameters,
2066         cgraph_edge_inlinable_p): Remove.
2067         * cgraphunit.c: Include ipainline.h
2068         (cgraph_process_new_functions): Update call of
2069         compute_inline_parameters.
2070
2071 2011-04-22  Richard Guenther  <rguenther@suse.de>
2072
2073         * tree.c (build_int_cst): Properly create canonicalized integer
2074         constants.
2075         (build_int_cst_type): Remove scary comments.
2076
2077 2011-04-22  Xinliang David Li  <davidxl@google.com>
2078
2079         * toplev.c (process_options): Enable -Werror=coverage-mismatch
2080         by default when -Wno-error is not specified.
2081         * opts-global.c (decode_options): Remove call to
2082         control_warning_options.
2083
2084 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
2085
2086         PR tree-optimization/48717
2087         * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
2088         ~A + A optimizations use build_int_cst_type instead of build_int_cst.
2089
2090 2011-04-22  Joseph Myers  <joseph@codesourcery.com>
2091
2092         * config/bfin/bfin-protos.h (Mmode): Don't define.  Expand
2093         definition where used.
2094
2095 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
2096
2097         PR c/48716
2098         * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
2099         TREE_STATIC variables declared inside of some OpenMP construct.
2100
2101 2011-04-22  Martin Jambor  <mjambor@suse.cz>
2102
2103         PR middle-end/48585
2104         * tree-inline.c (copy_bb): Create new edges only for analyzed nodes.
2105
2106 2011-04-22  Alexander Monakov  <amonakov@ispras.ru>
2107
2108         PR c/36750
2109         * c-typeck.c (pop_init_level): Do not warn about initializing
2110         with ` = {0}'.
2111
2112 2011-04-22  Alan Modra  <amodra@gmail.com>
2113
2114         * config/rs6000/rs6000.c (rs6000_function_arg): Remove CALL_LIBCALL
2115         when returning call_cookie.
2116         (rs6000_function_ok_for_sibcall): Allow sibcalls via function
2117         pointers, to functions with no more vector args than the current
2118         function, and some non-local calls for ABI_V4.
2119         * config/rs6000/rs6000.md (sibcall_nonlocal_aix32,
2120         sibcall_nonlocal_aix64): Combine to ..
2121         (sibcall_nonlocal_aix<mode>): ..this.  Handle function pointer calls.
2122         (sibcall_value_nonlocal_aix32, sibcall_value_nonlocal_aix64): Combine..
2123         (sibcall_value_nonlocal_aix<mode>): ..likewise.
2124         (*sibcall_nonlocal_sysv<mode>): Handle function pointer calls.
2125         (sibcall_value_nonlocal_sysv<mode>): Likewise.  Correct call cookie
2126         operand.
2127         * config/rs6000/darwin.md (sibcall_nonlocal_darwin64,
2128         sibcall_value_nonlocal_darwin64, sibcall_symbolic_64,
2129         sibcall_value_symbolic_64): Delete.
2130
2131 2011-04-21  Xinliang David Li  <davidxl@google.com>
2132
2133         * cgraph.h: Remove pid.
2134         * cgraph.c: Remove pid.
2135         * value-prof.c (init_node_map): New function.
2136         (del_node_map): New function.
2137         (find_func_by_funcdef_no): New function.
2138         (gimple_ic_transform): Call new function.
2139         * cgraphunit.c (cgraph_finalize_function): Remove pid.
2140         * function.c (get_last_funcdef_no): New function.
2141         * function.h (get_last_funcdef_no): New function.
2142         * tree-profile.c (gimple_gen_ic_func_profiler): Pass funcdef_no
2143         to libgcov function.
2144         (tree-profiling): Call node map init and delete function.
2145
2146 2011-04-21  Ian Lance Taylor  <iant@google.com>
2147
2148         * godump.c (go_format_type): Use exported Go name for anonymous
2149         field name.
2150
2151 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
2152
2153         * config/frv/frv.c (frv_init_builtins): Delete `endlink' variable.
2154         Call builtin_function_type_list instead of builtin_function_type.
2155         (UNARY, BINARY, TRINARY, QUAD): Likewise.
2156
2157 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
2158
2159         * config/arm/arm.c (arm_init_iwmmxt_builtins): Call
2160         build_function_type_list instead of build_function_type.
2161         Delete variable `endlink'.
2162
2163 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
2164
2165         * config/s390/s390.c (s390_init_builtins): Call
2166         build_function_type_list instead of build_function_type.
2167
2168 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
2169
2170         * config/ia64/ia64.c (ia64_init_builtins): Call
2171         build_function_type_list instead of builtin_function_type.
2172
2173 2011-04-21  Easwaran Raman  <eraman@google.com>
2174
2175         * cfgexpand.c (stack_var): Remove OFFSET...
2176         (add_stack_var): ...and its reference here...
2177         (expand_stack_vars): ...and here.
2178         (stack_var_cmp): Sort by descending order of size.
2179         (partition_stack_vars): Change heuristic.
2180         (union_stack_vars): Fix to reflect changes in partition_stack_vars.
2181         (dump_stack_var_partition): Add newline after each partition.
2182
2183 2011-04-21  Dimitrios Apostolou  <jimis@gmx.net>
2184             Jeff Law  <law@redhat.com>
2185
2186         * gengtype-state.c (read_a_state_token): Fix argument to obstack_free.
2187         * gengtype.c (matching_file_name_substitute): Likewise.
2188
2189 2011-04-21  Richard Guenther  <rguenther@suse.de>
2190
2191         PR lto/48703
2192         * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of DECL_NAME.
2193
2194 2011-04-21  Eric Botcazou  <ebotcazou@adacore.com>
2195
2196         * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
2197
2198 2011-04-21  Richard Guenther  <rguenther@suse.de>
2199
2200         * Makefile.in (site.exp): Do not use tmp0 but site.tmp as temporary
2201         file name.
2202
2203 2011-04-21  Richard Guenther  <rguenther@suse.de>
2204
2205         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
2206         MEM_REF and TARGET_MEM_REF, do not care about INDIRECT_REFs.
2207         Use DECL_P, not SSA_VAR_P.
2208         (ptr_derefs_may_alias_p): Likewise.
2209         (ptr_deref_may_alias_ref_p_1): Likewise.
2210         (decl_refs_may_alias_p): Likewise.
2211         (refs_may_alias_p_1): Likewise.
2212         (ref_maybe_used_by_call_p_1): Likewise.
2213         (call_may_clobber_ref_p_1): Likewise.
2214         (indirect_ref_may_alias_decl_p): Assume indirect refrences
2215         are either MEM_REF or TARGET_MEM_REF.
2216         (indirect_refs_may_alias_p): Likewise.
2217         * calls.c (emit_call_1): Build a MEM_REF instead of an INDIRECT_REF
2218         for MEM_EXPR of indirect calls.
2219
2220 2011-04-21  Tristan Gingold  <gingold@adacore.com>
2221
2222         * vmsdbgout.c (write_srccorr): Compute file length from the string.
2223         (dst_file_info_struct): Remove flen field.
2224         (lookup_filename): Remove code that set flen field.
2225
2226 2011-04-21  Tristan Gingold  <gingold@adacore.com>
2227
2228         * config/ia64/ia64.c (ia64_start_function): Add a guard.
2229
2230 2011-04-21  Uros Bizjak  <ubizjak@gmail.com>
2231
2232         PR target/48708
2233         * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
2234         vec_extract and vec_concat for non-SSE4_1 targets.
2235
2236 2011-04-21  Richard Guenther  <rguenther@suse.de>
2237
2238         * tree-ssa-alias.c (ref_maybe_used_by_stmt_p): Handle
2239         return statements.
2240
2241 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
2242
2243         * config/i386/cygming.h (union tree_node, TREE): Don't define or
2244         undefine.
2245         (FILE): Don't undefine.
2246
2247 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
2248
2249         * config/alpha/alpha.c (struct machine_function): Use rtx, not
2250         struct rtx_def *.
2251         * config/bfin/bfin.h (bfin_cc_rtx, bfin_rets_rtx): Use rtx, not
2252         struct rtx_def *.
2253         * config/cris/cris-protos.h (STDIO_INCLUDED): Don't define.
2254         * config/h8300/h8300.h (struct cum_arg): Use rtx, not struct rtx_def *.
2255         * config/iq2000/iq2000.h (struct iq2000_args): Use rtx, not struct
2256         rtx_def *.
2257         * config/m32c/m32c-protos.h (MM, UINT): Don't define.  Expand
2258         definitions where used.
2259         * config/microblaze/microblaze.h (struct microblaze_args): Use
2260         rtx, not struct rtx_def *.
2261         * config/pa/pa-protos.h (return_addr_rtx): Use rtx, not struct
2262         rtx_def *.
2263         * config/pa/pa.h (hppa_pic_save_rtx): Use rtx, not struct rtx_def *.
2264         * config/pdp11/pdp11.h (cc0_reg_rtx): Use rtx, not struct rtx_def *.
2265         * config/sh/sh-protos.h (sfunc_uses_reg, get_fpscr_rtx): Use rtx,
2266         not struct rtx_def *.
2267         * config/sh/sh.h (sh_compare_op0, sh_compare_op1): Use rtx, not
2268         struct rtx_def *.
2269         * config/spu/spu-protos.h (spu_float_const): Use rtx, not struct
2270         rtx_def *.
2271         * config/spu/spu.c (spu_float_const): Use rtx, not struct rtx_def *.
2272
2273 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
2274
2275         * tree-vect-data-refs.c (vect_drs_dependent_in_basic_block): Use
2276         operand_equal_p to compare DR_BASE_ADDRESSes.
2277         (vect_check_interleaving): Likewise.
2278
2279 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
2280
2281         PR target/46329
2282         * config/arm/arm.c (arm_legitimate_constant_p_1): Return false
2283         for all Neon struct constants.
2284
2285 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
2286
2287         * target.def (legitimate_constant_p): New hook.
2288         * doc/tm.texi.in (LEGITIMATE_CONSTANT_P): Replace with...
2289         (TARGET_LEGITIMATE_CONSTANT_P): ...this.
2290         * doc/tm.texi: Regenerate.
2291         * hooks.h (hook_bool_mode_rtx_true): Declare.
2292         * hooks.c (hook_bool_mode_rtx_true): Define.
2293         * system.h (LEGITIMATE_CONSTANT_P): Poison.
2294         * calls.c (precompute_register_parameters): Replace uses of
2295         LEGITIMATE_CONSTANT_P with targetm.legitimate_constant_p.
2296         (emit_library_call_value_1): Likewise.
2297         * expr.c (move_block_to_reg, can_store_by_pieces, emit_move_insn)
2298         (compress_float_constant, emit_push_insn, expand_expr_real_1): Likewise.
2299         * ira-costs.c (scan_one_insn): Likewise.
2300         * recog.c (general_operand, immediate_operand): Likewise.
2301         * reload.c (find_reloads_toplev, find_reloads_address_part): Likewise.
2302         * reload1.c (init_eliminable_invariants): Likewise.
2303
2304         * config/alpha/alpha-protos.h (alpha_legitimate_constant_p): Add a
2305         mode argument.
2306         * config/alpha/alpha.h (LEGITIMATE_CONSTANT_P): Delete.
2307         * config/alpha/alpha.c (alpha_legitimate_constant_p): Add a mode
2308         argument.
2309         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2310         * config/alpha/predicates.md (input_operand): Update call to
2311         alpha_legitimate_constant_p.
2312
2313         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Delete.
2314         * config/arm/arm.h (ARM_LEGITIMATE_CONSTANT_P): Likewise.
2315         (THUMB_LEGITIMATE_CONSTANT_P, LEGITIMATE_CONSTANT_P): Likewise.
2316         * config/arm/arm.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2317         (arm_legitimate_constant_p_1, thumb_legitimate_constant_p)
2318         (arm_legitimate_constant_p): New functions.
2319         (arm_cannot_force_const_mem): Make static.
2320
2321         * config/avr/avr.h (LEGITIMATE_CONSTANT_P): Delete.
2322
2323         * config/bfin/bfin-protos.h (bfin_legitimate_constant_p): Delete.
2324         * config/bfin/bfin.h (LEGITIMATE_CONSTANT_P): Delete.
2325         * config/bfin/bfin.c (expand_move): Use targetm.legitimate_constant_p
2326         instead of bfin_legitimate_constant_p.
2327         (bfin_legitimate_constant_p): Make static.  Add a mode argument.
2328         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2329
2330         * config/cris/cris.h (LEGITIMATE_CONSTANT_P): Delete.
2331
2332         * config/fr30/fr30.h (LEGITIMATE_CONSTANT_P): Delete.
2333
2334         * config/frv/frv-protos.h (frv_legitimate_constant_p): Delete.
2335         * config/frv/frv.h (LEGITIMATE_CONSTANT_P): Delete.
2336         * config/frv/frv.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2337         (frv_legitimate_constant_p): Make static.  Add a mode argument.
2338
2339         * config/h8300/h8300-protos.h (h8300_legitimate_constant_p): Delete.
2340         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Likewise.
2341         * config/h8300/h8300.c (h8300_legitimate_constant_p): Likewise.
2342
2343         * config/i386/i386-protos.h (legitimate_constant_p): Delete.
2344         * config/i386/i386.h (LEGITIMATE_CONSTANT_P): Likewise.
2345         * config/i386/i386.c (legitimate_constant_p): Rename to...
2346         (ix86_legitimate_constant_p): ...this.  Make static.  Add a mode
2347         argument.
2348         (ix86_cannot_force_const_mem): Update accordingly.
2349         (ix86_legitimate_address_p): Likewise.
2350         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2351         * config/i386/i386.md: Update commentary.
2352
2353         * config/ia64/ia64-protos.h (ia64_legitimate_constant_p): Delete.
2354         * config/ia64/ia64.h (LEGITIMATE_CONSTANT_P): Likewise.
2355         * config/ia64/ia64.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2356         (ia64_legitimate_constant_p): Make static.  Add a mode argument.
2357
2358         * config/iq2000/iq2000.h (LEGITIMATE_CONSTANT_P): Delete.
2359
2360         * config/lm32/lm32-protos.h (lm32_legitimate_constant_p): Delete.
2361         * config/lm32/lm32.h (LEGITIMATE_CONSTANT_P): Likewise.
2362         * config/lm32/lm32.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2363         (lm32_legitimate_constant_p): Make static.  Add a mode argument.
2364
2365         * config/m32c/m32c-protos.h (m32c_legitimate_constant_p): Delete.
2366         * config/m32c/m32c.h (LEGITIMATE_CONSTANT_P): Likewise.
2367         * config/m32c/m32c.c (m32c_legitimate_constant_p): Likewise.
2368
2369         * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Delete.
2370         * config/m32r/m32r.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2371         (m32r_legitimate_constant_p): New function.
2372
2373         * config/m68k/m68k-protos.h (m68k_legitimate_constant_p): Declare.
2374         * config/m68k/m68k.h (CONSTANT_ADDRESS_P): Call it instead of
2375         LEGITIMATE_CONSTANT_P.
2376         (LEGITIMATE_CONSTANT_P): Delete.
2377         * config/m68k/m68k.c (m68k_expand_prologue): Call
2378         m68k_legitimate_constant_p instead of LEGITIMATE_CONSTANT_P.
2379         (m68k_legitimate_constant_p): New function.
2380         * config/m68k/m68k.md: Update comments.
2381
2382         * config/mcore/mcore.h (LEGITIMATE_CONSTANT_P): Delete.
2383         * config/mcore/mcore.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2384         (mcore_legitimate_constant_p): New function.
2385
2386         * config/mep/mep-protos.h (mep_legitimate_constant_p): Delete.
2387         * config/mep/mep.h (LEGITIMATE_CONSTANT_P): Likewise.
2388         * config/mep/mep.c (mep_legitimate_constant_p): Make static.
2389         Add a mode argument.
2390         (mep_legitimate_address): Update accordingly.
2391         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2392
2393         * config/microblaze/microblaze-protos.h (microblaze_const_double_ok):
2394         Delete.
2395         * config/microblaze/microblaze.h (LEGITIMATE_CONSTANT_P): Likewise.
2396         * config/microblaze/microblaze.c (microblaze_const_double_ok): Make
2397         static.  Check OP's mode for VOIDmode.
2398         (microblaze_legitimate_constant_p): New function.
2399         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2400
2401         * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Delete.
2402         * config/mips/mips.c (mips_legitimate_constant_p): New function.
2403         (mips_cannot_force_const_mem): Use it instead of LEGITIMATE_CONSTANT_P.
2404         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2405         * config/mips/predicates.md: Update comments.
2406
2407         * config/mmix/mmix-protos.h (mmix_legitimate_constant_p): Delete.
2408         * config/mmix/mmix.h (LEGITIMATE_CONSTANT_P): Likewise.
2409         * config/mmix/mmix.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2410         (mmix_legitimate_constant_p): Make static, return a bool, and take
2411         a mode argument.
2412         (mmix_print_operand_address): Update accordingly.
2413
2414         * config/mn10300/mn10300-protos.h (mn10300_legitimate_constant_p):
2415         Delete.
2416         * config/mn10300/mn10300.h (LEGITIMATE_CONSTANT_P): Likewise.
2417         * config/mn10300/mn10300.c (mn10300_legitimate_constant_p): Make
2418         static.  Add a mode argument.
2419         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2420
2421         * config/moxie/moxie.h (LEGITIMATE_CONSTANT_P): Delete.
2422
2423         * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Delete.
2424         * config/pa/pa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2425         (pa_legitimate_constant_p): New function.
2426
2427         * config/picochip/picochip.h (LEGITIMATE_CONSTANT_P): Delete.
2428
2429         * config/pdp11/pdp11.h (LEGITIMATE_CONSTANT_P): Delete.
2430         * config/pdp11/pdp11.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2431         (pdp11_legitimate_constant_p): New function.
2432
2433         * config/rs6000/rs6000.h (LEGITIMATE_CONSTANT_P): Delete.
2434         * config/rs6000/rs6000.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2435         (rs6000_legitimate_constant_p): New function.
2436
2437         * config/rx/rx-protos.h (rx_is_legitimate_constant): Replace with...
2438         (rx_legitimate_constant_p): ...this.
2439         * config/rx/rx.h (LEGITIMATE_CONSTANT_P): Delete.
2440         * config/rx/rx.c (rx_is_legitimate_constant): Replace with...
2441         (rx_legitimate_constant_p): ...this.
2442         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2443         * config/rx/rx.md (mov<register_modes:mode>): Update accordingly.
2444
2445         * config/s390/s390-protos.h (legitimate_constant_p): Delete.
2446         * config/s390/s390.h (LEGITIMATE_CONSTANT_P): Likewise.
2447         * config/s390/s390.c (legitimate_constant_p): Rename to...
2448         (s390_legitimate_constant_p): ...this.  Make static, return a bool,
2449         and add a mode argument.
2450         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2451
2452         * config/score/score.h (LEGITIMATE_CONSTANT_P): Delete.
2453
2454         * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Delete.
2455         * config/sh/sh.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2456         (sh_legitimate_constant_p): New function.
2457
2458         * config/sparc/sparc-protos.h (legitimate_constant_p): Delete.
2459         * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Delete.
2460         * config/sparc/sparc.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2461         (legitimate_constant_p): Rename to...
2462         (sparc_legitimate_constant_p): ...this.  Make static.  Add a mode
2463         argument.
2464         (constant_address_p): Update accordingly.
2465
2466         * config/spu/spu-protos.h (spu_legitimate_constant_p): Add a mode
2467         argument and return a bool.
2468         * config/spu/spu.h (LEGITIMATE_CONSTANT_P): Delete.
2469         * config/spu/spu.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2470         (spu_legitimate_constant_p): Add a mode argument and return a bool.
2471         (spu_rtx_costs): Update accordingly.
2472         * config/spu/predicates.md (vec_imm_operand): Likewise.
2473
2474         * config/stormy16/stormy16.h (LEGITIMATE_CONSTANT_P): Delete.
2475
2476         * config/v850/v850.h (LEGITIMATE_CONSTANT_P): Delete.
2477         * config/v850/v850.c (v850_legitimate_constant_p): New function.
2478         (TARGET_LEGITIMATE_CONSTANT_P): Define.
2479
2480         * config/vax/vax-protos.h (legitimate_constant_p): Delete.
2481         * config/vax/vax.h (LEGITIMATE_CONSTANT_P): Likewise.
2482         * config/vax/vax.c (legitimate_constant_p): Likewise.
2483
2484         * config/xtensa/xtensa.h (LEGITIMATE_CONSTANT_P): Delete.
2485         * config/xtensa/xtensa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
2486         (xtensa_legitimate_constant_p): New function.
2487
2488 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
2489
2490         * target.def (cannot_force_const_mem): Add a mode argument.
2491         * doc/tm.texi.in (TARGET_CANNOT_FORCE_CONST_MEM): Update accordingly.
2492         * doc/tm.texi: Regenerate.
2493         * hooks.h (hook_bool_mode_rtx_false): Declare.
2494         * hooks.c (hook_bool_mode_const_rtx_false): Fix commentary.
2495         (hook_bool_mode_const_rtx_true): Likewise.
2496         (hook_bool_mode_rtx_false): New function.
2497         * reload.c (CONST_POOL_OK_P): Take a mode argument and require it
2498         to be non-VOID.  Update call to cannot_force_const_mem.
2499         (find_reloads): Update accordingly.
2500         * varasm.c (force_const_mem): Update call to cannot_force_const_mem.
2501         * config/alpha/alpha.c (alpha_cannot_force_const_mem): Add a mode
2502         argument.
2503         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Likewise.
2504         * config/arm/arm.h (LEGITIMATE_CONSTANT_P): Update call.
2505         * config/arm/arm.c (arm_cannot_force_const_mem): Add a mode argument.
2506         * config/bfin/bfin.c (bfin_cannot_force_const_mem): Likewise.
2507         * config/frv/frv.c (frv_cannot_force_const_mem): Likewise.
2508         * config/i386/i386.c (ix86_cannot_force_const_mem): Likewise.
2509         * config/ia64/ia64.c (ia64_cannot_force_const_mem): Likewise.
2510         * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
2511         (m68k_cannot_force_const_mem): ...this new function.
2512         * config/mips/mips.c (mips_cannot_force_const_mem): Add a mode
2513         argument.
2514         (mips_const_insns, mips_legitimize_const_move): Update calls.
2515         (mips_secondary_reload_class): Likewise.
2516         * config/pa/pa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
2517         (pa_cannot_force_const_mem): ...this new function.
2518         * config/rs6000/rs6000.c (TARGET_CANNOT_FORCE_CONST_MEM): Reefine to...
2519         (rs6000_cannot_force_const_mem): ...this new function.
2520         * config/s390/s390.c (s390_cannot_force_const_mem): Add a mode
2521         argument.
2522         * config/sparc/sparc.c (sparc_cannot_force_const_mem): Likewise.
2523         * config/xtensa/xtensa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine
2524         to...
2525         (xtensa_cannot_force_const_mem): ...this new function.
2526
2527 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
2528
2529         * config/mips/mips.c (mips16_build_function_stub): Call
2530         build_function_type_list instead of build_function_type.
2531         (mips16_build_call_stub): Likewise.
2532
2533 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
2534
2535         * config/mep/mep.c (mep_init_builtins): Call build_function_type_list
2536         instead of build_function_type.
2537
2538 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
2539
2540         * config/pa/pa.c (pa_init_builtins): Call build_function_type_list
2541         instead of build_function_type.
2542
2543 2011-04-20  Uros Bizjak  <ubizjak@gmail.com>
2544
2545         PR target/48678
2546         * config/i386/i386.md (insv): Change operand 0 constraint to
2547         "register_operand".  Change operand 1 and 2 constraint to
2548         "const_int_operand".  Expand to pinsr{b,w,d,q} * when appropriate.
2549         * config/i386/sse.md (sse4_1_pinsrb): Export.
2550         (sse2_pinsrw): Ditto.
2551         (sse4_1_pinsrd): Ditto.
2552         (sse4_1_pinsrq): Ditto.
2553         * config/i386/i386-protos.h (ix86_expand_pinsr): Add prototype.
2554         * config/i386/i386.c (ix86_expand_pinsr): New.
2555
2556 2011-04-20  Easwaran Raman  <eraman@google.com>
2557
2558         * cfgexpand.c (add_alias_set_conflicts): Add conflicts with a variable
2559         containing union type only with -fstrict-aliasing.
2560
2561 2011-04-20  Jim Meyering  <meyering@redhat.com>
2562
2563         Remove useless if-before-free tests.
2564         * calls.c (expand_call, save_area): Likewise.
2565         * cfgcleanup.c (try_forward_edges): Likewise.
2566         * collect2.c (collect_execute): Likewise.
2567         * config/i386/i386.c (ix86_valid_target_attribute_tree): Likewise.
2568         * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
2569         * coverage.c (coverage_checksum_string): Likewise.
2570         * cse.c (init_cse_reg_info, delete_trivially_dead_insns): Likewise.
2571         * cselib.c (cselib_init): Likewise.
2572         * df-core.c (rest_of_handle_df_finish, df_analyze): Likewise.
2573         (df_set_clean_cfg): Likewise.
2574         * function.c (free_after_compilation): Likewise.
2575         * gcc.c (do_spec_1, main): Likewise.
2576         * gcov.c (create_file_names): Likewise.
2577         * gensupport.c (identify_predicable_attribute): Likewise.
2578         * graphite-clast-to-gimple.c (save_clast_name_index): Likewise.
2579         * graphite-sese-to-poly.c (free_data_refs_aux): Likewise.
2580         * haifa-sched.c (haifa_finish_h_i_d): Likewise.
2581         * ipa-prop.c (ipa_free_node_params_substructures): Likewise.
2582         * ipa-pure-const.c (local_pure_const): Likewise.
2583         * ipa-reference.c (propagate): Likewise.
2584         * ira-costs.c (free_ira_costs): Likewise.
2585         * ira.c (free_register_move_costs, build_insn_chain): Likewise.
2586         * matrix-reorg.c (mat_free): Likewise.
2587         * prefix.c (get_key_value): Likewise.
2588         * profile.c (compute_value_histograms): Likewise.
2589         * reload1.c (free_reg_equiv): Likewise.
2590         * sched-deps.c (free_deps): Likewise.
2591         * sel-sched-ir.c (fence_clear): Likewise.
2592         * sese.c (set_rename, if_region_set_false_region): Likewise.
2593         * tree-data-ref.c (free_rdg): Likewise.
2594         * tree-eh.c (lower_try_finally): Likewise.
2595         * tree-ssa-coalesce.c (delete_coalesce_list): Likewise.
2596         * tree-ssa-live.c (delete_var_map): Likewise.
2597         * tree-ssa-loop-ivopts.c (free_loop_data): Likewise.
2598         * tree-ssa-pre.c (phi_trans_add): Likewise.
2599
2600 2011-04-20  Jakub Jelinek  <jakub@redhat.com>
2601
2602         PR tree-optimization/48611
2603         * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
2604         beyond ERT_MUST_NOT_THROW region.
2605
2606 2011-04-20  Catherine Moore  <clm@codesourcery.com>
2607
2608         * config/mips/mips.opt (mfix-24k): New.
2609         * config/mips/mips.h (ASM_SPEC): Handle -mfix-24k.
2610         * config/mips/mips.md (length): Increase by 4 for stores if
2611         fixing 24K errata.
2612         * config/mips/mips.c (mips_reorg_process_insns): Do not allow
2613         all noreorder if fixing 24K errata.
2614         * doc/invoke.texi: Document mfix-24k.
2615
2616 2011-04-20  Chung-Lin Tang  <cltang@codesourcery.com>
2617
2618         * config/arm/arm.c (arm_legitimize_reload_address): For NEON
2619         quad-word modes, reduce to 9-bit index range when above 1016 limit.
2620
2621 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
2622
2623         * config/arm/arm.c (arm_gen_constant): Move movw support ....
2624         (const_ok_for_op): ... to here.
2625
2626 2011-04-20  Kai Tietz  <ktietz@redhat.com>
2627
2628         * fold-const.c (fold_binary_loc): Add handling for (X & ~Y) | (~X & Y)
2629         and (X && !Y) | (!X && Y) optimization to (X ^ Y).
2630
2631 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
2632
2633         * config/arm/arm.c (arm_gen_constant): Remove redundant can_invert.
2634
2635 2011-04-20  Richard Guenther  <rguenther@suse.de>
2636
2637         PR tree-optimization/47892
2638         * tree-if-conv.c (if_convertible_stmt_p): Const builtins
2639         are if-convertible.
2640
2641 2011-04-20  Eric Botcazou  <ebotcazou@adacore.com>
2642
2643         * config/alpha/vms.h (ASM_OUTPUT_ADDR_DIFF_ELT): Do not redefine.
2644
2645 2011-04-20  Tristan Gingold  <gingold@adacore.com>
2646
2647         * config/alpha/vms.h (LINK_SPEC): Do not use vms-dwarf2.o for gnu-ld.
2648
2649 2011-04-20  Georg-Johann Lay  <avr@gjlay.de>
2650
2651         PR target/18145
2652
2653         * config/avr/avr.h (TARGET_ASM_INIT_SECTIONS): Delete.
2654         (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete.
2655         (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
2656         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
2657         (TARGET_ASM_NAMED_SECTION): Change to avr_asm_named_section.
2658
2659         * config/avr/avr-protos.h (avr_asm_output_aligned_common):
2660         New prototype.
2661
2662         * config/avr/avr.c (TARGET_ASM_INIT_SECTIONS): Define.
2663         (avr_asm_named_section, avr_asm_output_aligned_common,
2664         avr_output_data_section_asm_op, avr_output_bss_section_asm_op):
2665         New functions to update...
2666         (avr_need_clear_bss_p, avr_need_copy_data_p): ...these new variables.
2667         (avr_asm_init_sections): Overwrite section callbacks for
2668         data_section, bss_section.
2669         (avr_file_start): Move output of __do_copy_data, __do_clear_bss
2670         from here to...
2671         (avr_file_end): ...here.
2672
2673 2011-04-20  Richard Guenther  <rguenther@suse.de>
2674
2675         PR middle-end/48695
2676         * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
2677         objects and types here.  Adjust for their offset before comparing.
2678
2679 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
2680
2681         * tree-vect-stmts.c (vectorizable_store): Only chain one related
2682         statement per copy.
2683
2684 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
2685
2686         * Makefile.in (INTERNAL_FN_DEF, INTERNAL_FN_H): Define.
2687         (GIMPLE_H): Include $(INTERNAL_FN_H).
2688         (OBJS-common): Add internal-fn.o.
2689         (internal-fn.o): New rule.
2690         * internal-fn.def: New file.
2691         * internal-fn.h: Likewise.
2692         * internal-fn.c: Likewise.
2693         * gimple.h: Include internal-fn.h.
2694         (GF_CALL_INTERNAL): New gf_mask.
2695         (gimple_statement_call): Put fntype into a union with a new
2696         internal_fn field.
2697         (gimple_build_call_internal): Declare.
2698         (gimple_build_call_internal_vec): Likewise.
2699         (gimple_call_same_target_p): Likewise.
2700         (gimple_call_internal_p): New function.
2701         (gimple_call_internal_fn): Likewise.
2702         (gimple_call_fntype): Return null for internal calls.
2703         (gimple_call_set_fntype): Assert that the function is not internal.
2704         (gimple_call_set_fn): Likewise.
2705         (gimple_call_set_fndecl): Likewise.
2706         (gimple_call_set_internal_fn): New function.
2707         (gimple_call_addr_fndecl): Handle null functions.
2708         (gimple_call_return_type): Likewise null types.
2709         * gimple.c (gimple_build_call_internal_1): New function.
2710         (gimple_build_call_internal): Likewise.
2711         (gimple_build_call_internal_vec): Likewise.
2712         (gimple_call_same_target_p): Likewise.
2713         (gimple_call_flags): Handle calls to internal functions.
2714         (gimple_call_fnspec): New function.
2715         (gimple_call_arg_flags, gimple_call_return_flags): Use it.
2716         (gimple_has_side_effects): Handle null functions.
2717         (gimple_rhs_has_side_effects): Likewise.
2718         (gimple_call_copy_skip_args): Handle calls to internal functions.
2719         * cfgexpand.c (expand_call_stmt): Likewise.
2720         * expr.c (expand_expr_real_1): Assert that the call isn't internal.
2721         * gimple-fold.c (gimple_fold_call): Handle null functions.
2722         (gimple_fold_stmt_to_constant_1): Don't fold
2723         calls to internal functions.
2724         * gimple-low.c (gimple_check_call_args): Handle calls to internal
2725         functions.
2726         * gimple-pretty-print.c (dump_gimple_call): Likewise.
2727         * ipa-prop.c (ipa_analyze_call_uses): Handle null functions.
2728         * tree-cfg.c (verify_gimple_call): Handle calls to internal functions.
2729         (do_warn_unused_result): Likewise.
2730         * tree-eh.c (same_handler_p): Use gimple_call_same_target_p.
2731         * tree-ssa-ccp.c (ccp_fold_stmt): Handle calls to internal functions.
2732         * tree-ssa-dom.c (hashable_expr): Use the gimple statement to record
2733         the target of a call.
2734         (initialize_hash_element): Update accordingly.
2735         (hashable_expr_equal_p): Use gimple_call_same_target_p.
2736         (iterative_hash_hashable_expr): Handle calls to internal functions.
2737         (print_expr_hash_elt): Likewise.
2738         * tree-ssa-pre.c (can_value_number_call): Likewise.
2739         (eliminate): Handle null functions.
2740         * tree-ssa-sccvn.c (visit_use): Handle calls to internal functions.
2741         * tree-ssa-structalias.c (get_fi_for_callee): Likewise.
2742         (find_func_aliases): Likewise.
2743         * value-prof.c (gimple_ic_transform): Likewise.
2744         (gimple_indirect_call_to_profile): Likewise.
2745         * lto-streamer-in.c (input_gimple_stmt): Likewise.
2746         * lto-streamer-out.c (output_gimple_stmt): Likewise.
2747
2748 2011-04-19  Jan Hubicka  <jh@suse.cz>
2749
2750         * ipa-inline-transform.c (save_inline_function_body): Add comments.
2751         * ipa-inline.c (inline_small_functions): Compute summaries first,
2752         populate heap later.
2753
2754 2011-04-19  Jan Hubicka  <jh@suse.cz>
2755
2756         * cgraph.h (save_inline_function_body): Remove.
2757         * ipa-inline-transform.c: New file, broke out of...
2758         * ipa-inline.c: ... this one; Update toplevel comment.
2759         (ncalls_inlined, nfunctions_inlined): Move to ipa-inline-transform.c;
2760         make global.
2761         (update_noncloned_frequencies): Move to ipa-inline-transform.c
2762         (cgraph_mark_inline_edge): Rename to inline_call; move to
2763         ipa-inline-transform.c.
2764         (cgraph_clone_inlined_nodes): Rename to clone_inlined_nodes;
2765         move to ipa-inline-transform.c
2766         (recursive_inlining, inline_small_functions, flatten_function,
2767         ipa_inline, inline_always_inline_functions,
2768         early_inline_small_functions): Update.
2769         (inline_transform): Move to ipa-inline-transform.c.
2770         * ipa-inline.h (inline_call, inline_transform, clone_inlined_nodes):
2771         Declare.
2772         * Makefile.in (ipa-inline-transform.o): New file.
2773         * cgraphunit.c (save_inline_function_body): Move to
2774         ipa-inline-transform.c
2775
2776 2011-04-19  DJ Delorie  <dj@redhat.com>
2777
2778         * config/m32c/m32c.c (m32c_emit_epilogue): Don't try to push
2779         registers if we already know there aren't any.
2780         (m32c_emit_epilogue): Don't emit a barrier here.
2781         (m32c_emit_eh_epilogue): Likewise.
2782         * config/m32c/blkmov.md (movstr): Don't fail on wrong-type
2783         operands at expand time.
2784         * config/m32c/m32c.h (WCHAR_TYPE_SIZE): Change to 4 to match "long
2785         int" wchar type.
2786         (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): Remove
2787         duplicates.  Provide aliases instead.
2788         * config/m32c/prologue.md (eh_return): Emit a barrier here.
2789         (eh_epilogue): Add a "(return)" here as a hint to other parts of
2790         the compiler.
2791
2792 2011-04-19  Anatoly Sokolov  <aesok@post.ru>
2793
2794         * config/sparc/sparc.h (GENERAL_OR_I64, REGISTER_MOVE_COST): Remove.
2795         * config/sparc/sparc.c (TARGET_REGISTER_MOVE_COST): Define.
2796         (general_or_i64_p, sparc_register_move_cost): New function.
2797
2798 2011-04-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2799
2800         * doc/install.texi (Configuration, --enable-threads): Remove mach.
2801         Add lynx, mipssde.  Sort table.
2802
2803 2011-04-19  Xinliang David Li  <davidxl@google.com>
2804
2805         * ipa-cp.c (ipcp_update_profiling): Assert that scale_completement is
2806         not negative.
2807
2808 2011-04-19  Jakub Jelinek  <jakub@redhat.com>
2809
2810         PR target/48678
2811         * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
2812         is a SUBREG with non-MODE_INT mode inside of it.
2813
2814 2011-04-19  Martin Jambor  <mjambor@suse.cz>
2815
2816         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Devirtualize
2817         also according to actual contants.
2818         * gimple-fold.c (gimple_extract_devirt_binfo_from_cst): New function.
2819         (gimple_fold_call): Use it.
2820         * gimple.h (gimple_extract_devirt_binfo_from_cst): Declare.
2821
2822 2011-04-19  Martin Jambor  <mjambor@suse.cz>
2823
2824         * ipa-prop.c (stmt_may_be_vtbl_ptr_store): Return false for scalar
2825         non-pointer assignments.
2826
2827 2011-04-19  Martin Jambor  <mjambor@suse.cz>
2828
2829         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Take into
2830         account anc_offset and otr_type from the indirect edge info.
2831         * ipa-prop.c (get_ancestor_addr_info): New function.
2832         (compute_complex_ancestor_jump_func): Assignment analysis moved to
2833         get_ancestor_addr_info, call it.
2834         (ipa_note_param_call): Do not initialize information about polymorphic
2835         calls, return the indirect call graph edge.  Remove the last
2836         parameter, adjust all callers.
2837         (ipa_analyze_virtual_call_uses): Process also calls to ancestors of
2838         parameters.  Initialize polymorphic information in the indirect edge.
2839
2840 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
2841
2842         PR lto/48148
2843         * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
2844         the types if they have different enumeration identifiers.
2845
2846 2011-04-19  Jan Hubicka  <jh@suse.cz>
2847
2848         * cgraph.h (cgraph_optimize_for_size_p): Declare.
2849         * ipa-cp.c (ipcp_insert_stage): Use cgraph_optimize_for_size_p.
2850         * predict.c (cgraph_optimize_for_size_p): Break out from ...
2851         (optimize_function_for_size_p) ... here.
2852
2853 2011-04-19  Richard Guenther  <rguenther@suse.de>
2854
2855         PR lto/48207
2856         * tree.c (free_lang_data): Do not reset the decl-assembler-name
2857         langhook.
2858
2859 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
2860
2861         * tree-inline.c (expand_call_inline): Do not issue a -Winline warning
2862         if DECL_NO_INLINE_WARNING_P is set on the function.
2863
2864 2011-04-19  Bernd Schmidt  <bernds@codesourcery.com>
2865
2866         PR fortran/47976
2867         * reload1.c (inc_for_reload): Return void. All callers changed.
2868         (emit_input_reload_insns): Don't try to delete previous output
2869         reloads to a register, or record spill_reg_store for autoincs.
2870
2871 2011-04-19  Basile Starynkevitch  <basile@starynkevitch.net>
2872
2873         * gengtype.h: Updated copyright year.
2874         (struct input_file_st): Add inpisplugin field.
2875         (type_fileloc): New function.
2876         * gengtype.c
2877         (write_typed_struct_alloc_def): Add gcc_assert.
2878         (write_typed_alloc_defns): Ditto. Don't output for plugin files.
2879         (write_typed_alloc_defns): Don't output for plugin files.
2880         (input_file_by_name): Clear inpisplugin field.
2881         (main): Set inpisplugin field for plugin files.
2882
2883 2011-04-19  Nicola Pero  <nicola.pero@meta-innovation.com>
2884
2885         * gengtype-state.c (string_eq): New.
2886         (read_state): Use string_eq instead of strcmp when creating the
2887         state_ident_tab.
2888
2889 2011-04-19  Wei Guozhi  <carrot@google.com>
2890
2891         PR target/47855
2892         * config/arm/arm-protos.h (thumb1_legitimate_address_p): New prototype.
2893         * config/arm/arm.c (thumb1_legitimate_address_p): Remove the static
2894         linkage.
2895         * config/arm/constraints.md (Uu): New constraint.
2896         * config/arm/arm.md (*arm_movqi_insn): Compute attr "length".
2897
2898 2011-04-19  Tristan Gingold  <gingold@adacore.com>
2899
2900         * config.gcc (-*-*-*vms): Added.
2901         (alpha64-dec-*vms*,alpha*-dec-*vms*, ia64-hp-*vms*): Common
2902         definitions moved.
2903         * config/vms/vms-ld.c: New file.
2904         * config/vms/vms-ar.c: New file.
2905         * config/vms/t-vmsnative: New file.
2906
2907 2011-04-18  Xinliang David Li  <davidxl@google.com>
2908
2909         * final.c (dump_basic_block_info): Use ASM_COMMENT_START.
2910
2911 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
2912
2913         PR middle-end/48661
2914         * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
2915         if TREE_TYPE (v) is non-NULL.
2916
2917         * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
2918         gimple_get_virt_mehtod_for_binfo.
2919         * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
2920         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
2921         callers.
2922         * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
2923
2924 2011-04-18  Michael Matz  <matz@suse.de>
2925             Steve Ellcey  <sje@cup.hp.com>
2926
2927         * expr.c (expand_expr_real_2) <CASE_CONVERT>: If OP0 is a constant,
2928         use its mode as source mode if it isn't VOIDmode.
2929
2930 2011-04-18  Dennis, CHENG Renquan  <crquan@fedoraproject.org>
2931
2932         * doc/passes.texi: Fill crossref nodes.
2933
2934 2011-04-18  Jim Meyering  <meyering@redhat.com>
2935
2936         Fix doubled-word typos in comments and strings
2937         * config/alpha/vms-unwind.h: s/for for/for/
2938         * config/arm/unwind-arm.h: Likewise.
2939         * config/microblaze/microblaze.c: Likewise.
2940         * config/sh/constraints.md: s/in in/in/
2941         * tree-cfg.c (verify_types_in_gimple_reference): Likewise.
2942
2943 2011-04-18  Uros Bizjak  <ubizjak@gmail.com>
2944
2945         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): Remove.
2946         (AVX_FLOAT_MODE_P): Ditto.
2947         (AVX128_VEC_FLOAT_MODE_P): Ditto.
2948         (AVX256_VEC_FLOAT_MODE_P): Ditto.
2949         (AVX_VEC_FLOAT_MODE_P): Ditto.
2950         * config/i386/i386.md (UNSPEC_MASKLOAD): Remove.
2951         (UNSPEC_MASKSTORE): Ditto.
2952         * config/i386/sse.md (<sse>_movmsk<ssemodesuffix><avxmodesuffix>):
2953         Merge from <sse>_movmsk<ssemodesuffix> and
2954         avx_movmsk<ssemodesuffix>256.  Use VF mode iterator.
2955         (*sse2_maskmovdqu): Merge with *sse2_maskmovdqu_rex64.  Use P mode
2956         iterator.
2957         (avx_maskload<ssemodesuffix><avxmodesuffix>): New expander.
2958         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Ditto.
2959         (*avx_maskmov<ssemodesuffix><avxmodesuffix>): New insn.
2960
2961 2011-04-18  Jan Hubicka  <jh@suse.cz>
2962
2963         * ipa-inline.c (inline_small_functions): Fix pasto in previous patch.
2964
2965         * ipa-inline.c: Fix comment typos; do not inline gt-ipa-inline.h
2966         (want_inline_function_called_once_p): Break out the logic from
2967         ipa_inline.
2968         (edge_badness): Ensure that profile is not misupdated.
2969         (lookup_recursive_calls): Prioritize by call frequencies.
2970         (inline_small_functions): Move program size estimates here;
2971         actually process whole queue even when unit growth has been
2972         met. (to properly compute inline_failed reasons and for the
2973         case unit size decrease.) Revisit comments on recursive inlining.
2974         (ipa_inline): Remove unit summary code; first inline hot calls
2975         of functions called once, cold calls next.
2976         (order, nnodes): Remove unused variables.
2977         * Makefile.in (ipa-inline.o): No longer depent on ggc files.
2978         (GTFILES): Remove ipa-inline.c
2979         * sel-sched.c (fill_insns): Silence uninitialized var warning.
2980
2981 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
2982
2983         * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
2984
2985 2011-04-18  Jie Zhang  <jie@codesourcery.com>
2986             Richard Earnshaw  <rearnsha@arm.com>
2987
2988         * arm.c (neon_builtin_type_bits): Remove.
2989         (typedef enum neon_builtin_mode): New.
2990         (T_MAX): Don't define.
2991         (typedef enum neon_builtin_datum): Remove bits, codes[],
2992         num_vars and base_fcode.  Add mode, code and fcode.
2993         (VAR1, VAR2, VAR3, VAR4, VAR5, VAR6, VAR7, VAR8, VAR9
2994         VAR10): Change accordingly.
2995         (neon_builtin_data[]): Change accordingly
2996         (arm_init_neon_builtins): Change accordingly.
2997         (neon_builtin_compare): Remove.
2998         (locate_neon_builtin_icode): Remove.
2999         (arm_expand_neon_builtin): Change accordingly.
3000
3001         * arm.h (enum arm_builtins): Move to ...
3002         * arm.c (enum arm_builtins): ... here; and rearrange builtin code.
3003
3004         * arm.c (arm_builtin_decl): Declare.
3005         (TARGET_BUILTIN_DECL): Define.
3006         (enum arm_builtins): Correct ARM_BUILTIN_MAX.
3007         (arm_builtin_decls[]): New.
3008         (arm_init_neon_builtins): Store builtin declarations in
3009         arm_builtin_decls[].
3010         (arm_init_tls_builtins): Likewise.
3011         (arm_init_iwmmxt_builtins): Likewise.  Refactor initialization code.
3012         (arm_builtin_decl): New.
3013
3014 2011-04-18  Richard Guenther  <rguenther@suse.de>
3015
3016         * tree.c (upper_bound_in_type): Build properly canonicalized
3017         INTEGER_CSTs.
3018         (lower_bound_in_type): Likewise.
3019
3020 2011-04-18  Richard Guenther  <rguenther@suse.de>
3021
3022         * gimple.h (gimple_call_addr_fndecl): New function.
3023         (gimple_call_fndecl): Use it.
3024         * gimple-fold.c (gimple_fold_call): Fold away OBJ_TYPE_REFs
3025         for direct calls.
3026         * tree-ssa-ccp.c (ccp_fold_stmt): Remove OBJ_TYPE_REF folding.
3027         * tree-ssa-pre.c (eliminate): Also simplify indirect OBJ_TYPE_REFs.
3028
3029 2011-04-18  Richard Guenther  <rguenther@suse.de>
3030
3031         PR middle-end/48650
3032         * tree.c (build_string): STRING_CST is now derived from tree_typed.
3033
3034 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
3035
3036         PR lto/48492
3037         * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
3038         DECL_IN_CONSTANT_POOL without RTL.
3039
3040 2011-04-18  Ulrich Weigand  <ulrich.weigand@linaro.org>
3041             Ira Rosen  <ira.rosen@linaro.org>
3042
3043         PR target/48252
3044         * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
3045         to match neon_vzip/vuzp/vtrn_internal.
3046         * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
3047         outputs explicitly dependent on both inputs.
3048         (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
3049
3050 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
3051
3052         PR tree-optimization/48616
3053         * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
3054         whether the shift is by scalar or vector based on whether all SLP
3055         scalar stmts have the same rhs.
3056
3057 2011-04-17  Chung-Lin Tang  <cltang@codesourcery.com>
3058
3059         * config/arm/arm.c (neon_struct_mem_operand): Support POST_INC/PRE_DEC
3060         memory operands.
3061
3062 2011-04-17  Richard Sandiford  <rdsandiford@googlemail.com>
3063
3064         * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
3065         registers.
3066
3067 2011-04-17  Jan Hubicka  <jh@suse.cz>
3068
3069         * cgrpah.h (struct cgraph_node): Remove finalized_by_frontend.
3070         * cgrpahunit.c (cgraph_finalize_function): Do not set
3071         finalized_by_frontend.
3072         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
3073         finalized_by_frontend.
3074
3075 2011-04-17  Jan Hubicka  <jh@suse.cz>
3076
3077         * cgraph.c (cgraph_clone_node): Do not handle vtable_method
3078         * cgraph.h (struct cgraph_local_info): Drop vtable_method.
3079         * cgraphunit.c (cgraph_copy_node_for_versioning): Drop vtable_method.
3080         * lto-cgraph.c (lto_output_node, input_overwrite_node): Drop vtable
3081         method.
3082         * gimple-fold.c (can_refer_decl_in_current_unit_p): Mention PR20991 in
3083         gimple-fold.c
3084         * varasm.c (mark_decl_referenced): Drop vtable_method handling code.
3085
3086 2011-04-17  Eric Botcazou  <ebotcazou@adacore.com>
3087
3088         PR lto/48538
3089         * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
3090         is non-null before accessing it.
3091         (input_cgraph): Remove trailing spaces.
3092
3093 2011-04-17  Revital Eres  <revital.eres@linaro.org>
3094
3095         * params.def (sms-min-sc): New param flag.
3096         * modulo-sched.c (sms_schedule): Use it.
3097         * doc/invoke.texi (sms-min-sc): Document it.
3098
3099 2011-04-17  Jan Hubicka  <jh@suse.cz>
3100
3101         * lto-symtab.c (lto_cgraph_replace_node): When call statement is
3102         present, also set gimple_call_set_cannot_inline.
3103         * ipa-inline.c: Update toplevel comment.
3104         (MAX_TIME): Remove.
3105         (cgraph_clone_inlined_nodes): Fix linebreaks.
3106         (cgraph_check_inline_limits): Restructure to ...
3107         (caller_growth_limits): ... this one; be more tolerant
3108         on growth in nested inline chains; add explanatory comment;
3109         fix stack accounting thinko introduced by previous patch.
3110         (cgraph_default_inline_p): Remove.
3111         (report_inline_failed_reason): New function.
3112         (can_inline_edge_p): New function.
3113         (can_early_inline_edge_p): New function.
3114         (leaf_node_p): Move upwards in file.
3115         (want_early_inline_function_p): New function.
3116         (want_inline_small_function_p): New function.
3117         (want_inline_self_recursive_call_p): New function.
3118         (cgraph_edge_badness): Rename to ...
3119         (edge_badness) ... this one; fix linebreaks.
3120         (update_edge_key): Update call of edge_baddness; add
3121         detailed dump about queue updates.
3122         (update_caller_keys): Use can_inline_edge_p and
3123         want_inline_small_function_p.
3124         (cgraph_decide_recursive_inlining): Rename to...
3125         (recursive_inlining): Use can_inline_edge_p and
3126         want_inline_self_recursive_call_p; simplify and remove no longer
3127         valid FIXME.
3128         (cgraph_set_inline_failed): Remove.
3129         (add_new_edges_to_heap): Use can_inline_edge_p and
3130         want_inline_small_function_p.
3131         (cgraph_decide_inlining_of_small_functions): Rename to ...
3132         (inline_small_functions): ... this one; cleanup; use
3133         can/want predicates; cleanup debug ouput; work edges till fibheap
3134         is exhausted and do not stop once unit growth is reached; remove
3135         later loop processing remaining edges.
3136         (cgraph_flatten): Rename to ...
3137         (flatten_function): ... this one; use can_inline_edge_p
3138         and can_early_inline_edge_p predicates.
3139         (cgraph_decide_inlining): Rename to ...
3140         (ipa_inline): ... this one; remove unreachable nodes before
3141         inlining functions called once; simplify the pass.
3142         (cgraph_perform_always_inlining): Rename to ...
3143         (inline_always_inline_functions): ... this one; use
3144         DECL_DISREGARD_INLINE_LIMITS; use can_inline_edge_p predicate.
3145         (cgraph_decide_inlining_incrementally): Rename to ...
3146         (early_inline_small_functions): ... this one; simplify
3147         using new predicates; cleanup; make dumps prettier.
3148         (cgraph_early_inlining): Rename to ...
3149         (early_inliner): newer inline regular functions into always-inlines;
3150         fix updating of call stmt summaries.
3151         (pass_early_inline): Update for new names.
3152         (inline_transform): Fix formating.
3153         (gate_cgraph_decide_inlining): Rename to ...
3154         (pass_ipa_inline): ... this one.
3155         * ipa-inline.h (inline_summary): Remove disregard_inline_limits.
3156         * ipa-inline-analysis.c (dump_inline_summary): Update.
3157         (compute_inline_parameters): Do not compute disregard_inline_limits;
3158         look for mismatching arguments.
3159         (estimate_growth): Fix handlig of non-trivial self recursion.
3160         (inline_read_summary): Do not read info->disregard_inline_limits.
3161         (inline_write_summary): Do not write info->disregard_inline_limits.
3162         * tree-inline.c (inline_forbidden_into_p, tree_can_inline_p): Remove
3163         and move all checks into can_inline_edge_p predicate; re-enable code
3164         comparing optimization levels.
3165         (expand_call_inline): Do not test inline_forbidden_into_p.
3166         * Makefile.in (ipa-inline.o): Update arguments.
3167
3168 2011-04-17  Revital Eres  <revital.eres@linaro.org>
3169
3170         * ddg.c (free_ddg_all_sccs): Free sccs field in struct ddg_all_sccs.
3171
3172 2011-04-17  Revital Eres  <revital.eres@linaro.org>
3173
3174         * modulo-sched.c (sms_schedule): Avoid unfreed memory when SMS fails.
3175
3176 2011-04-17  Michael Matz  <matz@suse.de>
3177
3178         PR tree-optimization/48622
3179         PR lto/48645
3180         * ipa-inline-analysis.c (inline_read_summary): Read size/time
3181         in same order as they're written.
3182
3183 2011-04-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3184
3185         * config/pa/predicates.md: Reorganize and simplify predicates.
3186         Eliminate duplicate code checks.
3187         (arith_operand): Rename to arith14_operand
3188         (reg_or_ior_operand): Rename to reg_or_cint_ior_operand.
3189         * config/pa/pa.md: Use renamed operands.
3190         * config/pa/pa-protos.h (symbolic_operand): Delete declaration.
3191         (tls_symbolic_operand, function_label_operand, lhs_lshift_cint_operand,
3192         arith11_operand, adddi3_operand, indexed_memory_operand,
3193         symbolic_memory_operand, int11_operand, reg_or_cint_move_operand,
3194         arith5_operand, uint5_operand, pic_label_operand, plus_xor_ior_operator,
3195         borx_reg_operand, shadd_operand, arith_operand, read_only_operand,
3196         move_dest_operand, move_src_operand, prefetch_cc_operand,
3197         prefetch_nocc_operand, and_operand, ior_operand, arith32_operand,
3198         uint32_operand, reg_before_reload_operand, reg_or_0_operand,
3199         reg_or_0_or_nonsymb_mem_operand, pre_cint_operand, post_cint_operand,
3200         div_operand, int5_operand, movb_comparison_operator,
3201         ireg_or_int5_operand, call_operand_address, ior_operand, fp_reg_operand,
3202         arith_double_operand, ireg_operand, lhs_lshift_operand,
3203         pc_or_label_operand, non_hard_reg_operand, eq_neq_comparison_operator,
3204         integer_store_memory_operand): Likewise.
3205         * config/pa/pa.c (adddi3_operand): Move to predicates.md.
3206         (integer_store_memory_operand, read_only_operand,
3207         function_label_operand, borx_reg_operand,
3208         non_hard_reg_operand): Likewise.
3209         (eq_neq_comparison_operator): Delete unused operator.
3210         (legitimize_pic_address): Use VOIDmode for mode argument in calls to
3211         function_label_operand.
3212         (emit_move_sequence): Likewise.
3213
3214 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
3215
3216         * config/i386/sse.md (sseunpackmode): New mode attribute.
3217         (ssepackmode): Ditto.
3218         (vec_pack_trunc_<mode>): Macroize expander from
3219         vec_pack_trunc_{v8hi,v4si,v2di} using VI248_128 mode iterator.
3220         (vec_unpacks_lo_<mode>): Macroize expander from
3221         vec_unpacks_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
3222         (vec_unpacks_hi_<mode>): Macroize expander from
3223         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
3224         (vec_unpacku_lo_<mode>): Macroize expander from
3225         vec_unpacku_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
3226         (vec_unpacku_hi_<mode>): Macroize expander from
3227         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
3228         * config/i386/i386.c (ix86_expand_sse_unpack): Merge with
3229         ix86_expand_sse4_unpack.
3230         * config/i386/i386-protos.h (ix86_expand_sse4_unpack): Remove.
3231
3232 2011-04-16  Jan Hubicka  <jh@suse.cz>
3233
3234         * cgraphbuild.c: Include ipa-inline.h.
3235         (reset_inline_failed): Use initialize_inline_failed.
3236         * cgraph.c: Include ipa-inline.h.
3237         (cgraph_create_node_1): Do not initialize estimated_growth.
3238         (initialize_inline_failed): More to ipa-inline-analysis.c
3239         (dump_cgraph_node): Do not dump inline flags.
3240         * cgraph.h (cgraph_local_info): Remove inlineable, versionable
3241         and disregard_inline_limits flags.
3242         (cgrpah_global_info): Remove estimated_stack_size, stack_frame_offset,
3243         time, size, estimated_growth.
3244         * ipa-cp.c (ipcp_versionable_function_p, ipcp_generate_summary):
3245         Update.
3246         * cgraphunit.c (cgraph_decide_is_function_needed): Use
3247         DECL_DISREGARD_INLINE_LIMITS.
3248         (cgraph_analyze_function): Do not initialize
3249         node->local.disregard_inline_limits.
3250         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
3251         inlinable, versionable and disregard_inline_limits.
3252         * ipa-inline.c (cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
3253         cgraph_check_inline_limits, cgraph_default_inline_p,
3254         cgraph_edge_badness, update_caller_keys, update_callee_keys,
3255         add_new_edges_to_heap): Update.
3256         (cgraph_decide_inlining_of_small_function): Update; set
3257         CIF_FUNCTION_NOT_INLINABLE for uninlinable functions.
3258         (cgraph_decide_inlining, cgraph_edge_early_inlinable_p,
3259         cgraph_decide_inlining_incrementally): Update.
3260         * ipa-inline.h (inline_summary): Add inlinable, versionable,
3261         disregard_inline_limits, estimated_stack_size, stack_frame_offset,
3262         time, size and estimated_growth parameters.
3263         (estimate_edge_growth): Update.
3264         (initialize_inline_failed): Declare.
3265         * ipa-split.c: Include ipa-inline.h
3266         (execute_split_functions): Update.
3267         * ipa.c (cgraph_postorder): Use DECL_DISREGARD_INLINE_LIMITS.
3268         (cgraph_remove_unreachable_nodes): Do not clear inlinable flag.
3269         (record_cdtor_fn): Use DECL_DISREGARD_INLINE_LIMITS.
3270         * ipa-inline-analysis.c (inline_node_removal_hook): Update; set
3271         estimated_growth to INT_MIN.
3272         (inline_node_duplication_hook): Likewise.
3273         (dump_inline_summary): Dump new fields.
3274         (compute_inline_parameters): Update.
3275         (estimate_edge_time, estimate_time_after_inlining,
3276         estimate_size_after_inlining, estimate_growth, inline_read_summary,
3277         inline_write_summary):
3278         (initialize_inline_failed): Move here from cgraph.c.
3279         * tree-sra.c: Include ipa-inline.h.
3280         (ipa_sra_preliminary_function_checks): Update.
3281         * Makefile.in (cgraph.o, cgraphbuild.o): Add dependency on
3282         ipa-inline.h.
3283
3284 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
3285
3286         * config/i386/sse.md (V16): New mode iterator.
3287         (VI1, VI8): Ditto.
3288         (AVXMODEQI, AVXMODEDI): Remove.
3289         (sse2, sse3): New mode attribute.
3290         (mov<mode>): Use V16 mode iterator.
3291         (*mov<mode>_internal): Merge with *avx_mov<mode>_internal.
3292         (push<mode>1): Use V16 mode iterator.
3293         (movmisalign<mode>): Ditto.
3294         (<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
3295         <sse>_movu<ssemodesuffix> and avx_movu<ssemodesuffix><avxmodesuffix>.
3296         (*<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
3297         *<sse>_movu<ssemodesuffix> and *avx_movu<ssemodesuffix><avxmodesuffix>.
3298         (<sse2>_movdqu<avxmodesuffix>): Merge from sse2_movdqu and
3299         avx_movdqu<avxmodesuffix>.
3300         (*<sse2>_movdqu<avxmodesuffix>): Merge from *sse2_movdqu and
3301         *avx_movdqu<avxmodesuffix>.
3302         (<sse3>_lddqu<avxmodesuffix>) Merge from sse3_lddqu and
3303         avx_lddqu<avxmodesuffix>.
3304         (<sse>_movnt<mode>): Merge with avx_movnt<AVXMODEF2P:mode>.
3305         (<sse2>_movnt<mode>): Merge from sse2_movntv2di and
3306         avx_movnt<AVXMODEDI:mode>.
3307         * config/i386/i386.c (ix86_expand_vector_move_misalign): Update for
3308         renamed sse_movups, sse2_movupd and sse2_movdqu patterns.
3309
3310 2011-04-16  Bernd Schmidt  <bernds@codesourcery.com>
3311
3312         PR target/48629
3313         * haifa-sched.c (prune_ready_list, schedule_block): Use
3314         sched_pressure_p rather than flag_sched_pressure.
3315
3316 2011-04-15  Pat Haugen <pthaugen@us.ibm.com>
3317
3318         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
3319         cgraph_get_node instead of cgraph_get_create_node.
3320
3321 2011-04-15  Jakub Jelinek  <jakub@redhat.com>
3322
3323         * cfgexpand.c (expand_debug_expr): Use
3324         simplify_gen_{unary,binary,ternary} instead of gen_rtx_*.
3325
3326 2011-04-15  Michael Matz  <matz@suse.de>
3327
3328         * tree.h (ALLOCA_FOR_VAR_P): Rename to CALL_ALLOCA_FOR_VAR_P.
3329         * builtins.c (expand_builtin): Use CALL_ALLOCA_FOR_VAR_P.
3330         * function.c (gimplify_parameters): Ditto.
3331         * gimplify.c (gimplify_vla_decl): Ditto.
3332
3333         * gimple.h (enum gf_mask): Add GF_CALL_ALLOCA_FOR_VAR.
3334         (gimple_call_set_alloca_for_var): New inline function.
3335         (gimple_call_alloca_for_var_p): Ditto.
3336         * gimple.c (gimple_build_call_from_tree): Remember
3337         CALL_ALLOCA_FOR_VAR_P state.
3338         * cfgexpand.c (expand_call_stmt): Restore CALL_ALLOCA_FOR_VAR_P state.
3339
3340         * tree-inline.c (inline_forbidden_p_stmt): Don't reject alloca
3341         calls if they were for VLA objects.
3342
3343 2011-04-15  Martin Jambor  <mjambor@suse.cz>
3344
3345         * ipa-prop.c (ipa_analyze_virtual_call_uses): Remove handling
3346         of ADR_EXPRs.
3347
3348 2011-04-15  Martin Jambor  <mjambor@suse.cz>
3349
3350         PR middle-end/48601
3351         * tree-emutls.c (lower_emutls_function_body): Call
3352         cgraph_get_create_node instead of cgraph_get_node.  Do not assert the
3353         result is non-NULL.
3354
3355 2011-04-15  Nicola Pero  <nicola.pero@meta-innovation.com>
3356
3357         * c-decl.c (detect_field_duplicates): Call
3358         objc_detect_field_duplicates instead of objc_get_interface_ivars.
3359
3360 2011-04-15  Nathan Froyd  <froydnj@codesourcery.com>
3361
3362         * gimple.h (gimple_asm_clobbers_memory_p): Declare.
3363         * gimple.c (gimple_asm_clobbers_memory_p): Define.
3364         * ipa-pure-const.c (check_stmt): Call it.
3365         * tree-ssa-operands.c (get_asm_expr_operands): Likewise.
3366
3367 2011-04-15  Richard Guenther  <rguenther@suse.de>
3368
3369         PR tree-optimization/48290
3370         * tree-ssa-copy.c (copy_prop_visit_phi_node): Propagate constants.
3371         Properly decide inhibiting propagation based on the valueized
3372         operand.  Do loop-closed SSA form preserving here ...
3373         (init_copy_prop): ... not here.
3374
3375 2011-04-15  H.J. Lu  <hongjiu.lu@intel.com>
3376
3377         PR target/48612
3378         * config/i386/sse.md (*ieee_smin<mode>3): Switch mnemonics.
3379         (*ieee_smax<mode>3): Likewise.
3380
3381 2011-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3382
3383         * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
3384         Replace match_operand with match_dup for the third operand in
3385         these expanders.
3386
3387 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
3388
3389         * combine.c (subst, combine_simlify_rtx): Add new argument, use it
3390         to track processing of conditionals.  Update all callers.
3391         (try_combine, simplify_if_then_else): Update.
3392
3393 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
3394
3395         * config/m68k/m68k.c (m68k_sched_variable_issue): Handle
3396         -fsched-pressure.
3397
3398 2011-04-15  Georg-Johann Lay  <avr@gjlay.de>
3399
3400         * config/avr/avr.md ("rotl<mode>3",mode=HIDI): Use match_dup
3401         instead of match_operand for operand 3.
3402
3403 2011-04-15  Richard Sandiford  <richard.sandiford@linaro.org>
3404
3405         * recog.h (insn_operand_data): Add an "allows_mem" field.
3406         * genoutput.c (output_operand_data): Initialize it.
3407         * optabs.c (maybe_legitimize_operand_same_code): New function.
3408         (maybe_legitimize_operand): Use it when matching the original
3409         op->value.
3410
3411 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
3412
3413         * gimplify.c: Fix issues in comments throughout.
3414         (voidify_wrapper_expr): Fix long line.
3415         (build_stack_save_restore): Likewise.
3416         (gimplify_loop_expr): Likewise.
3417         (gimplify_compound_lval): Likewise.
3418         (gimplify_init_ctor_eval): Likewise.
3419         (gimplify_modify_expr_rhs): Likewise.
3420         (omp_notice_threadprivate_variable): Likewise.
3421
3422 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
3423
3424         * cfgexpand.c (expand_call_stmt): Convert the function type to the
3425         original one if this is not a builtin function.
3426
3427 2011-04-14  Jakub Jelinek  <jakub@redhat.com>
3428
3429         PR target/48605
3430         * config/i386/sse.md (sse4_1_insertps): If operands[2] is a MEM,
3431         offset it as needed based on top 2 bits in operands[3], change
3432         MEM mode to SFmode and mask those 2 bits away from operands[3].
3433
3434 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
3435
3436         * c-parser.c (c_parser_objc_protocol_definition): Updated for
3437         change from objc_declare_protocols() to objc_declare_protocol().
3438
3439 2011-04-14  Uros Bizjak  <ubizjak@gmail.com>
3440
3441         * config/i386/sse.md (sse4_1): New mode attribute.
3442         (<sse4_1>_blend<ssemodesuffix><avxmodesuffix>): Macroize from
3443         avx_blend<ssemodesuffix><avxmodesuffix> and
3444         sse4_1_blend<ssemodesuffix> using VF mode iterator.
3445         (<sse4_1>_blendv<ssemodesuffix><avxmodesuffix>): Macroize from
3446         avx_blendv<ssemodesuffix><avxmodesuffix> and
3447         sse4_1_blendv<ssemodesuffix> using VF mode iterator.
3448         (<sse4_1>_dp<ssemodesuffix><avxmodesuffix>): Macroize from
3449         avx_dp<ssemodesuffix><avxmodesuffix> and
3450         sse4_1_dp<ssemodesuffix> using VF mode iterator.
3451         (sse4_1_mpsadbw): Merge with *avx_mpsadbw.
3452         (sse4_1_packusdw): Merge with *avx_packusdw.
3453         (sse4_1_pblendvb): Merge with *avx_pblendvb.
3454         (sse4_1_pblendw): Merge with *avx_pblendw.
3455         (avx_vtest<ssemodesuffix><avxmodesuffix>): Use VF mode iterator.
3456         (<sse4_1>_round<ssemodesuffix><avxmodesuffix>): Macroize from
3457         avx_round<ssemodesuffix>256 and sse4_1_round<ssemodesuffix> using
3458         VF mode iterator.
3459         (sse4_1_round<ssescalarmodesuffix>): Merge with
3460         *avx_round<ssescalarmodesuffix>.
3461         (aesenc): Merge with *avx_aesenc.
3462         (aesenclast): Merge with *avx_aesenclast.
3463         (aesdec): Merge with *avx_aesdec.
3464         (aesdeclast): Merge with *avx_aesdeclast.
3465         (pclmulqdq): Merge with *pclmulqdq.
3466         * config/i386/predicates.md (reg_not_xmm0_operand_maybe_avx):
3467         New predicate.
3468         (nonimm_not_xmm0_operand_maybe_avx): Ditto.
3469
3470 2011-04-14  H.J. Lu  <hongjiu.lu@intel.com>
3471
3472         PR middle-end/48608
3473         * cfgexpand.c (get_decl_align_unit): Renamed to ...
3474         (align_local_variable): This.  Update DECL_ALIGN.
3475         (add_stack_var): Updated.
3476         (expand_one_stack_var): Likewise.
3477
3478 2011-04-14  Richard Guenther  <rguenther@suse.de>
3479
3480         * tree-ssa-dse.c (struct dse_global_data, struct dse_block_local_data):
3481         Remove.
3482         (dse_initialize_block_local_data, dse_leave_block,
3483         record_voperand_set, get_stmt_uid): Likewise.
3484         (dse_possible_dead_store_p): Allow any kind of killing stmt.
3485         (dse_optimize_stmt): Remove voperand set handling code.
3486         Simplify and improve to handle any kind of killing stmt.
3487         (dse_record_phi): Remove.
3488         (dse_enter_block): Simplify.
3489         (tree_ssa_dse): Likewise.
3490         * tree-ssa-alias.c (stmt_kills_ref_p_1): Handle some builtins.
3491
3492 2011-04-14  Jan Hubicka  <jh@suse.cz>
3493
3494         * cgraph.c (dump_cgraph_node): Do not dump inline summaries.
3495         * cgraph.h (struct inline_summary): Move to ipa-inline.h
3496         (cgraph_local_info): Remove inline_summary.
3497         * ipa-cp.c: Include ipa-inline.h.
3498         (ipcp_cloning_candidate_p, ipcp_estimate_growth,
3499         ipcp_estimate_cloning_cost, ipcp_insert_stage): Use inline_summary
3500         accesor.
3501         * lto-cgraph.c (lto_output_node): Do not stream inline summary.
3502         (input_overwrite_node): Do not set inline summary.
3503         (input_node): Do not stream inline summary.
3504         * ipa-inline.c (cgraph_decide_inlining): Dump inline summaries.
3505         (cgraph_decide_inlining_incrementally): Do not try to estimate overall
3506         growth; we do not have inline parameters computed for that anyway.
3507         (cgraph_early_inlining): After inlining compute call_stmt_sizes.
3508         * ipa-inline.h (struct inline_summary): Move here from ipa-inline.h
3509         (inline_summary_t): New type and VECtor.
3510         (debug_inline_summary, dump_inline_summaries): Declare.
3511         (inline_summary): Use VOCtor.
3512         (estimate_edge_growth): Kill hack computing call stmt size directly.
3513         * lto-section-in.c (lto_section_name): Add inline section.
3514         * ipa-inline-analysis.c: Include lto-streamer.h
3515         (node_removal_hook_holder, node_duplication_hook_holder): New holders
3516         (inline_node_removal_hook, inline_node_duplication_hook): New functions.
3517         (inline_summary_vec): Define.
3518         (inline_summary_alloc, dump_inline_summary, debug_inline_summary,
3519         dump_inline_summaries): New functions.
3520         (estimate_function_body_sizes): Properly compute size/time of outgoing
3521         calls.
3522         (compute_inline_parameters): Alloc inline_summary; do not compute
3523         size/time of incomming calls.
3524         (estimate_edge_time): Avoid missing time summary hack.
3525         (inline_read_summary): Read inline summary info.
3526         (inline_write_summary): Write inline summary info.
3527         (inline_free_summary): Free all hooks and inline summary vector.
3528         * lto-streamer.h: Add LTO_section_inline_summary section.
3529         * Makefile.in (ipa-cp.o, ipa-inline-analysis.o): Update dependencies.
3530         * ipa.c (cgraph_remove_unreachable_nodes): Fix dump file formating.
3531
3532 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
3533
3534         * tree-vectorizer.h (vect_strided_store_supported): Add a
3535         HOST_WIDE_INT argument.
3536         (vect_strided_load_supported): Likewise.
3537         (vect_permute_store_chain): Return void.
3538         (vect_transform_strided_load): Likewise.
3539         (vect_permute_load_chain): Delete.
3540         * tree-vect-data-refs.c (vect_strided_store_supported): Take a
3541         count argument.  Check that the count is a power of two.
3542         (vect_strided_load_supported): Likewise.
3543         (vect_permute_store_chain): Return void.  Update after above changes.
3544         Assert that the access is supported.
3545         (vect_permute_load_chain): Likewise.
3546         (vect_transform_strided_load): Return void.
3547         * tree-vect-stmts.c (vectorizable_store): Update calls after
3548         above interface changes.
3549         (vectorizable_load): Likewise.
3550         (vect_analyze_stmt): Don't check for strided powers of two here.
3551
3552 2011-04-14  Richard Guenther  <rguenther@suse.de>
3553
3554         PR tree-optimization/48590
3555         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
3556         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
3557         (call_may_clobber_ref_p_1): Handle BUILT_IN_ALLOCA and
3558         BUILT_IN_STACK_SAVE.
3559         * tree-ssa-dce.c (propagate_necessity): Handle
3560         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
3561
3562 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
3563
3564         * c-parser.c (c_parser_objc_class_declaration): Updated call to
3565         objc_declare_class.
3566
3567 2011-04-14  Richard Guenther  <rguenther@suse.de>
3568
3569         * tree.h (get_object_alignment_1): Declare.
3570         * builtins.c (get_object_alignment_1): Split out worker from ...
3571         (get_object_alignment): ... here.
3572         * fold-const.c (get_pointer_modulus_and_residue): Use
3573         get_object_alignment_1.
3574
3575 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
3576
3577         * tree-vectorizer.h (vect_create_data_ref_ptr): Add an extra
3578         type parameter.
3579         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add an aggr_type
3580         parameter.  Generalise code to handle arrays as well as vectors.
3581         (vect_setup_realignment): Update accordingly.
3582         * tree-vect-stmts.c (vectorizable_store): Likewise.
3583         (vectorizable_load): Likewise.
3584
3585 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
3586
3587         * tree-vect-stmts.c (vectorizable_load): Allocate and free dr_chain
3588         within the per-copy loop.
3589
3590 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
3591
3592         * tree-vect-stmts.c (vectorizable_load): Print the number of copies
3593         in the dump file.
3594
3595 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
3596
3597         * doc/options.texi (Negative): Explicitly mention that the
3598         Negative chain must be circular.
3599
3600 2011-04-14  Nathan Froyd  <froydnj@codesourcery.com>
3601
3602         * function.h (block_chainon): Declare.
3603         * function.c (block_chainon): Define.
3604
3605 2011-04-14  Anatoly Sokolov  <aesok@post.ru>
3606             Eric Weddington  <eric.weddington@atmel.com>
3607             Georg-Johann Lay <avr@gjlay.de>
3608
3609         * config/avr/avr.c ("insn-codes.h", "optabs.h", "langhooks.h"):
3610         New Includes
3611         (avr_init_builtins, avr_expand_builtin,
3612         avr_expand_delay_cycles, avr_expand_unop_builtin,
3613         avr_expand_binop_builtin ): New functions.
3614         (avr_builtin_id): New enum
3615         (struct avr_builtin_description): New struct
3616         (bdesc_1arg, bdesc_2arg): New arrays describing some RTL builtins.
3617         (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
3618
3619         * config/avr/avr.md (UNSPEC_FMUL, UNSPEC_FMULS, UNSPEC_FMULSU,
3620         UNSPECV_ENABLE_IRQS, UNSPECV_NOP, UNSPECV_SLEEP, UNSPECV_WDR,
3621         UNSPECV_DELAY_CYCLES): new enumeration values
3622         (UNSPEC_SEI, UNSPEC_CLI): Remove enumeration values
3623         ("enable_interrupt"): Use UNSPECV_ENABLE_IRQS
3624         ("disable_interrupt"): Use UNSPECV_ENABLE_IRQS
3625         ("*rotlqi3_4"): rename insn to "rotlqi3_4"
3626         ("delay_cycles_1", "delay_cycles_2", "delay_cycles_3",
3627         "delay_cycles_4", "nopv", "sleep", "wdr", "fmul", "fmuls",
3628         "fmulsu"): New insns
3629
3630         * config/avr/avr-c.c: fix line endings
3631         (avr_cpu_cpp_builtins): New builtin defines: __BUILTIN_AVR_NOP,
3632         __BUILTIN_AVR_SEI, __BUILTIN_AVR_CLI, __BUILTIN_AVR_WDR,
3633         __BUILTIN_AVR_SLEEP, __BUILTIN_AVR_SWAP,
3634         __BUILTIN_AVR_DELAY_CYCLES, __BUILTIN_AVR_FMUL,
3635         __BUILTIN_AVR_FMULS, __BUILTIN_AVR_FMULSU.
3636
3637         * doc/extend.texi (AVR Built-in Functions): New node
3638         (Target Builtins): Add documentation of AVR
3639         built-in functions.
3640
3641 2011-04-14  Georg-Johann Lay  <avr@gjlay.de>
3642
3643         PR target/44643
3644         * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
3645         alone. Error if non-const data has attribute progmem.
3646
3647 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
3648
3649         * tree.h (struct tree_constructor): Include tree_typed instead of
3650         tree_common.
3651         * tree.c (initialize_tree_contains_struct): Mark TS_CONSTRUCTOR as
3652         TS_TYPED instead of TS_COMMON.
3653
3654 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
3655
3656         * config/i386/sse.md (*sse2_uavgv16qi3): Merge with *avx_uavgv16qi3.
3657         (*sse2_uavgv8hi3): Merge with *avx_uavgv8hi3.
3658         (sse2_psadbw): Merge with *avx_psadbw.
3659         (ssse3_phaddwv8hi3): Merge with *avx_phaddwv8hi3.
3660         (ssse3_phadddv4si3): Merge with *avx_phadddv4si3.
3661         (ssse3_phaddswv8hi3): Merge with *avx_phaddswv8hi3.
3662         (ssse3_phsubwv8hi3): Merge with *avx_phsubwv8hi3.
3663         (ssse3_phsubdv4si3): Merge with *avx_phsubdv4si3.
3664         (ssse3_phsubswv8hi3): Merge with *avx_phsubswv8hi3.
3665         (ssse3_pmaddubsw128): Merge with *avx_pmaddubsw128.
3666         (*ssse3_pmulhrswv8hi3): Merge with *avx_pmulhrswv8hi3.
3667         (ssse3_pshufbv16qi3): Merge with *avx_pshufbv16qi3.
3668         (ssse3_psign<mode>3): Merge with *avx_psign<mode>3.
3669         (ssse3_palignrti): Merge with *avx_palignrti.
3670
3671 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
3672
3673         * tree-flow.h (struct gimple_df): Make free_ssanames a VEC.
3674         * tree-ssanames.c (fini_ssanames): VEC_free it.
3675         (make_ssa_name_fn): Update for VECness of free_ssanames.
3676         (release_ssa_name, release_dead_ssa_names): Likewise.
3677         * tree.h (struct tree_ssa_name): Include tree_typed instead of
3678         tree_common.
3679         * tree.c (initialize_tree_contains_struct): Mark TS_SSA_NAME as
3680         TS_TYPED instead of TS_COMMON.
3681
3682 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
3683
3684         * postreload-gcse.c (gcse_after_reload_main): Add calls to
3685         statistics_counter_event.
3686         * tree-ssa-copyrename.c (stats): Define.
3687         (rename_ssa_copies): Count coalesced SSA_NAMEs.  Add call to
3688         statistics_counter_event.
3689         * tree-ssa-math-opts.c (reciprocal_stats, sincos_stats): Define.
3690         (bswap_stats, widen_mul_stats): Define.
3691         (insert_reciprocals): Increment rdivs_inserted.
3692         (execute_cse_reciprocals): Zeroize reciprocal_stats.  Increment
3693         rfuncs_inserted.  Add calls to statistics_counter_event.
3694         (execute_cse_sincos_1): Increment inserted.
3695         (execute_cse_sincos): Zeroize sincos_stats.  Add call to
3696         statistics_counter_event.
3697         (execute_optimize_bswap): Zeroize bswap_stats.  Increment fields
3698         of bswap_stats.  Add calls to statistics_counter_event.
3699         (convert_mult_to_widen): Increment widen_mults_inserted.
3700         (convert_plusminus_to_widen): Increment maccs_inserted.
3701         (convert_mult_to_fma): Increment fmas_inserted.
3702         (execute_optimize_widening_mul): Zeroize widen_mul_stats.  Add
3703         calls to statistics_counter_event.
3704
3705 2011-04-13  Vladimir Makarov  <vmakarov@redhat.com>
3706
3707         PR rtl-optimization/48455
3708         * ira-costs.c (find_costs_and_classes): Use i_mem_cost instead of
3709         `temp_costs->mem_cost'.
3710
3711 2011-04-13  Jan Hubicka  <jh@suse.cz>
3712
3713         * ipa-inline.h: New file.
3714         * ipa-inline-analysis.c: New file. Broken out of ...
3715         * ipa-inline.c: ... this file; update toplevel comment;
3716         include ipa-inline.h
3717         (inline_summary): Move to ipa-inline.h
3718         (cgraph_estimate_edge_time): Rename to estimate_edge_time; move to
3719         ipa-inline-analysis.c.
3720         (cgraph_estimate_time_after_inlining): Rename to
3721         estiamte_time_after_inlining; move to ipa-inline-analysis.c
3722         (cgraph_estimate_edge_growth): Move to ipa-inline-analysis.c; rename
3723         to estimate_edge_growth.
3724         (cgraph_estimate_size_after_inlining): Move to ipa-inline-analysis.c;
3725         rename to estimate_size_after_inlining.
3726         (cgraph_mark_inline_edge): Update for new naming convention.
3727         (cgraph_check_inline_limits): Likewise.
3728         (cgraph_edge_badness): Likewise.
3729         (cgraph_decide_recursive_inlining): Likewise.
3730         (cgraph_decide_inlining_of_small_functions): Likewise.
3731         (cgraph_decide_inlining_incrementally): Likewise.
3732         (cgraph_estimate_growth): Rename to estimate_growth; move to
3733         ipa-inline-analysis.c.
3734         (eliminated_by_inlining_prob): Move to ipa-inline-analysis.c.
3735         (estimate_function_body_sizes): Move to ipa-inline-analysis.c.
3736         (compute_inline_parameters): Likewise.
3737         (compute_inline_parameters_for_current): Likewise.
3738         (pass_inline_parameters): Likewise.
3739         (inline_indirect_intraprocedural_analysis): Likewise.
3740         (analyze_function): Rename to inline_analyze_function; likewise.
3741         (add_new_function): Move to ipa-inline-analysis.c.
3742         (inline_generate_summary): Likewise.
3743         (inline_read_summary): Likewise.
3744         (inline_write_summary): Likewise.
3745         * Makefile.in (ipa-inline-analysis.c): New file.
3746
3747 2011-04-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3748
3749         * configure.ac (gcc_cv_as_sparc_gotdata_op): Remove GNU ld check.
3750         * configure: Regenerate.
3751
3752 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
3753
3754         * tree.h (struct tree_int_cst, struct real_value): Include tree_typed
3755         instead of tree_common.
3756         (struct tree_fixed_cst, struct tree_string, struct tree_complex):
3757         Likewise.
3758         * tree.c (initialize_tree_contains_struct): Mark such nodes as being
3759         TS_TYPED rather than TS_COMMON.
3760         * print-tree.c (print_node) [STRING_CST]: Don't print TREE_CHAIN.
3761
3762 2011-04-01  Georg-Johann Lay  <avr@gjlay.de>
3763
3764         PR target/45263
3765         * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Don't use
3766         r20 around calls of __tablejump_elpm__
3767
3768 2011-04-13  Jakub Jelinek  <jakub@redhat.com>
3769
3770         PR middle-end/48591
3771         * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is
3772         NULL.
3773         (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
3774
3775 2011-04-13  Bernd Schmidt  <bernds@codesourcery.com>
3776
3777         * dwarf2out.c (struct dw_cfi_struct): Remove member dw_cfi_next.
3778         (dw_cfi_ref): Add DEF_VEC_P and some DEF_VEC_ALLOC_Ps.
3779         (cfi_vec): New typedef.
3780         (struct dw_fde_struct): Make dw_fde_cfi a cfi_vec. Replace
3781         dw_fde_switch_cfi with an integer dw_fde_switch_cfi_index.
3782         (cie_cfi_vec): New static variable.
3783         (cie_cfi_head): Delete.
3784         (add_cfi): Accept a cfi_vec * as first argument. All callers and
3785         declaration changed. Use vector rather than list operations.
3786         (new_cfi): Don't initialize the dw_cfi_next field.
3787         (add_fde_cfi): Allocate cie_cfi_vec if necessary. Use vector
3788         rather than list operations.
3789         (lookup_cfa): Use vector rather than list operations.
3790         (output_cfis): New argument upto. Accept a cfi_vec rather than
3791         a dw_cfi_ref list head as argument. All callers changed.
3792         Iterate over the vector using upto as a maximum index.
3793         (output_all_cfis): New static function.
3794         (output_fde): Use vector rather than list operations. Use the
3795         new upto argument for output_cfis rather than manipulating a
3796         list.
3797         (dwarf2out_begin_prologue): Change initializations to match
3798         new struct members.
3799         (dwarf2out_switch_text_section): Initialize dw_fde_switch_cfi_index
3800         from the vector length rather than searching for the end of a list.
3801         Use output_all_cfis.
3802         (convert_cfa_to_fb_loc_list): Use vector rather than list operations.
3803
3804 2011-04-13  Nick Clifton  <nickc@redhat.com>
3805
3806         * config/rx/rx.md (movmemsi): Do not use this pattern when
3807         volatile pointers are involved.
3808
3809 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
3810
3811         * config/i386/sse.md (pinsrbits): Remove.
3812         (sse2_packsswb): Merge with *avx_packsswb.
3813         (sse2_packssdw): Merge with *avx_packssdw.
3814         (sse2_packuswb): Merge with *avx_packuswb.
3815         (vec_interleave_highv16qi): Merge with *avx_interleave_highv16qi.
3816         (vec_interleave_lowv16qi): Merge with *avx_interleave_lowv16qi.
3817         (vec_interleave_highv8hi): Merge with *avx_interleave_highv8hi.
3818         (vec_interleave_lowv8hi): Merge with *avx_interleave_lowv8hi.
3819         (vec_interleave_highv4si): Merge with *avx_interleave_highv4si.
3820         (vec_interleave_lowv4si): Merge with *avx_interleave_lowv4si.
3821         (*sse4_1_pinsrb): Merge with *avx_pinsr<ssevecsize>.
3822         (*sse2_pinsrw): Merge with *avx_pinsr<ssevecsize>.
3823         (*sse4_1_pinsrd): Merge with *avx_pinsr<ssevecsize>.
3824         (*sse4_1_pinsrq): Merge with *avx_pinsrq.
3825         (sse2_loadld): Merge with *avx_loadld.
3826         (*vec_extractv2di_1_rex64): Merge with *vec_extractv2di_1_rex64_avx.
3827         (*vec_extractv2di_1_sse2): Merge with *vec_extractv2di_1_avx.
3828         (*vec_concatv2si_sse4_1): Merge with *vec_concatv2si_avx.
3829         (*vec_concatv2di_rex64_sse4_1): Merge with *vec_concatv2di_rex64_avx.
3830         (vec_concatv2di): Merge with *vec_concatv2di_avx.
3831
3832 2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>
3833
3834         * c-decl.c (union lang_tree_node): Check for TS_COMMON before
3835         calling TREE_CHAIN.
3836         * print-tree.c (print_node): Likewise.
3837         * tree-inline.c (copy_tree_r): Likewise.
3838         * c-lang.c (LANG_HOOKS_INIT_TS): Define.
3839         * lto-streamer-in.c (lto_input_tree_pointers): Check for TS_TYPED
3840         instead of TS_COMMON.
3841         * lto-streamer-out.c (lto_output_tree_pointers): Likewise.
3842         * tree.c (initialize_tree_contains_struct): Handle TS_TYPED.
3843         (copy_node_stat): Zero TREE_CHAIN only if necessary.
3844         (MARK_TS_BASE, MARK_TS_TYPED, MARK_TS_COMMON): Move these...
3845         (MARK_TS_DECL_COMMON, MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL):
3846         ...and these...
3847         (MARK_TS_DECL_WITH_VIS, MARK_TS_DECL_NON_COMMON): ...and these...
3848         * tree.h: ...here.
3849         (TREE_CHAIN): Check for a TS_COMMON structure.
3850         (TREE_TYPE): Check for a TS_TYPED structure.
3851
3852 2011-04-12  Pat Haugen <pthaugen@us.ibm.com>
3853
3854         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
3855         cgraph_get_create_node instead of cgraph_node.
3856
3857 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
3858
3859         * c-parser.c (c_parser_initelt): Updated call to
3860         objc_build_message_expr.
3861         (c_parser_postfix_expression): Likewise.
3862
3863 2011-04-12  Kai Tietz  <ktietz@redhat.com>
3864
3865         * config/i386/mingw32.h (TARGET_SUBTARGET_DEFAULT): Add
3866         MASK_MS_BITFIELD_LAYOUT bit.
3867
3868 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
3869
3870         * combine.c (update_cfg_for_uncondjump): Instead of testing at_end
3871         assert it is always true.
3872         (try_combine): Don't call update_cfg_for_uncondjump for noop non-jump
3873         moves.
3874
3875 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
3876
3877         * c-parser.c (c_lex_one_token): Rewritten conditional used when
3878         compiling Objective-C to be more efficient.
3879
3880 2011-04-12  Axel Freyn  <axel-freyn@gmx.de>
3881
3882         * opts-common.c (decode_cmdline_options_to_array): Remove variable
3883         argv_copied.
3884
3885 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
3886
3887         * recog.h, genoutput.c, optabs.c: Revert last patch.
3888
3889 2011-04-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
3890
3891         PR target/48090
3892         * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
3893
3894 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
3895
3896         * recog.h (insn_operand_data): Add an "allows_mem" field.
3897         * genoutput.c (output_operand_data): Initialize it.
3898         * optabs.c (maybe_legitimize_operand_same_code): New function.
3899         (maybe_legitimize_operand): Use it when matching the original
3900         op->value.
3901
3902 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
3903
3904         * genpreds.c (process_define_predicate): Move most processing
3905         to gensupport.c.  Continue to validate the expression.
3906         * genrecog.c (did_you_mean_codes, compute_predicate_codes)
3907         (process_define_predicate): Move processing to gensupport.c.
3908         (main): Remove DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE cases.
3909         * gensupport.c (did_you_mean_codes): Moved from genrecog.c.
3910         (compute_predicate_codes): Moved from genrecog.c.  Add lineno
3911         argument.
3912         (valid_predicate_name_p): New function, split out from old
3913         genpreds.c:process_define_predicate.
3914         (process_define_predicate): New function, combining code from
3915         old genpreds.c and genrecog.c functions.
3916         (process_rtx): Call it for DEFINE_PREDICATE and
3917         DEFINE_SPECIAL_PREDICATE.
3918
3919 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
3920
3921         * config/arm/arm.c (arm_print_operand): Use MEM_SIZE to get the
3922         size of a '%A' memory reference.
3923         (T_DREG, T_QREG): New neon_builtin_type_bits.
3924         (arm_init_neon_builtins): Assert that the load and store operands
3925         are neon_struct_operands.
3926         (locate_neon_builtin_icode): Provide the neon_builtin_type_bits.
3927         (NEON_ARG_MEMORY): New builtin_arg.
3928         (neon_dereference_pointer): New function.
3929         (arm_expand_neon_args): Add a neon_builtin_type_bits argument.
3930         Handle NEON_ARG_MEMORY.
3931         (arm_expand_neon_builtin): Update after above interface changes.
3932         Use NEON_ARG_MEMORY for loads and stores.
3933         * config/arm/predicates.md (neon_struct_operand): New predicate.
3934         * config/arm/iterators.md (V_two_elem): Tweak formatting.
3935         (V_three_elem): Use BLKmode for accesses that have no associated mode.
3936         (V_four_elem): Tweak formatting.
3937         * config/arm/neon.md (neon_vld1<mode>, neon_vld1_dup<mode>)
3938         (neon_vst1_lane<mode>, neon_vst1<mode>, neon_vld2<mode>)
3939         (neon_vld2_lane<mode>, neon_vld2_dup<mode>, neon_vst2<mode>)
3940         (neon_vst2_lane<mode>, neon_vld3<mode>, neon_vld3_lane<mode>)
3941         (neon_vld3_dup<mode>, neon_vst3<mode>, neon_vst3_lane<mode>)
3942         (neon_vld4<mode>, neon_vld4_lane<mode>, neon_vld4_dup<mode>)
3943         (neon_vst4<mode>): Replace pointer operand with a memory operand.
3944         Use %A in the output template.
3945         (neon_vld3qa<mode>, neon_vld3qb<mode>, neon_vst3qa<mode>)
3946         (neon_vst3qb<mode>, neon_vld4qa<mode>, neon_vld4qb<mode>)
3947         (neon_vst4qa<mode>, neon_vst4qb<mode>): Likewise, but halve
3948         the width of the memory access.  Remove post-increment.
3949         * config/arm/neon-testgen.ml: Allow addresses to have an alignment.
3950
3951 2011-04-12  Nick Clifton  <nickc@redhat.com>
3952
3953         * config/v850/v850.c (expand_prologue): Do not use the CALLT
3954         instruction for interrupt handlers if the target is the basic V850
3955         architecture.
3956         (expand_epilogue): Likewise.
3957
3958 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
3959
3960         PR rtl-optimization/48549
3961         * combine.c (propagate_for_debug): Also stop after BB_END of
3962         this_basic_block.  Process LAST and just stop processing after it.
3963         (combine_instructions): If last_combined_insn has been deleted,
3964         set last_combined_insn to its PREV_INSN.
3965
3966 2011-04-12  Richard Guenther  <rguenther@suse.de>
3967
3968         PR tree-optimization/46076
3969         * gimple.h (struct gimple_statement_call): Add fntype field.
3970         (gimple_call_fntype): Adjust.
3971         (gimple_call_set_fntype): New function.
3972         * gimple.c (gimple_build_call_1): Set the call function type.
3973         * gimplify.c (gimplify_call_expr): Preserve the function
3974         type the frontend used for the call.
3975         (gimplify_modify_expr): Likewise.
3976         * lto-streamer-in.c (input_gimple_stmt): Input the call stmts
3977         function type.
3978         * lto-streamer-out.c (output_gimple_stmt): Output the call stmts
3979         function type.
3980         * tree-ssa.c (useless_type_conversion_p): Function pointer
3981         conversions are useless.
3982
3983 2011-04-12  Martin Jambor  <mjambor@suse.cz>
3984
3985         * cgraph.h (cgraph_node): Remove function declaration.
3986         (cgraph_create_node): Declare.
3987         (cgraph_get_create_node): Likewise.
3988         * cgraph.c (cgraph_create_node): Renamed to cgraph_create_node_1.
3989         Updated all callers.
3990         (cgraph_node): Renamed to cgraph_create_node, assert that a node for
3991         the decl does not already exist.  Call cgraph_get_create_node instead
3992         of cgraph_node.
3993         (cgraph_get_create_node): New function.
3994         (cgraph_same_body_alias): Update comment.
3995         (cgraph_set_call_stmt): Call cgraph_get_node instead of cgraph_node,
3996         assert it does not return NULL.
3997         (cgraph_update_edges_for_call_stmt): Likewise.
3998         (cgraph_clone_edge): Likewise.
3999         (cgraph_create_virtual_clone): Likewise.
4000         (cgraph_update_edges_for_call_stmt_node): Call cgraph_get_create_node
4001         instead of cgraph_node.
4002         (cgraph_add_new_function): Call cgraph_create_node or
4003         cgraph_get_create_node instead of cgraph_node.
4004         * cgraphbuild.c (record_reference): Call cgraph_get_create_node
4005         instead of cgraph_node.
4006         (record_eh_tables): Likewise.
4007         (mark_address): Likewise.
4008         (mark_load): Likewise.
4009         (build_cgraph_edges): Call cgraph_get_create_node instead
4010         of cgraph_node.
4011         (rebuild_cgraph_edges): Likewise.
4012         * cgraphunit.c (cgraph_finalize_function): Call cgraph_get_create_node
4013         instead of cgraph_node.
4014         (cgraph_copy_node_for_versioning): Call cgraph_create_node instead of
4015         cgraph_node.
4016         * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Call
4017         cgraph_create_node instead of cgraph_node.
4018         * c-decl.c (finish_function): Call cgraph_get_create_node instead
4019         of cgraph_node.
4020         * lto-cgraph.c (input_node): Likewise.
4021         * lto-streamer-in.c (input_function): Likewise.
4022         * varasm.c (mark_decl_referenced): Likewise.
4023         (assemble_alias): Likewise.
4024
4025 2011-04-12  Martin Jambor  <mjambor@suse.cz>
4026
4027         * tree-inline.c (tree_function_versioning): Call cgraph_get_node
4028         instead of cgraph_node and assert it does not return NULL.
4029         * lto-streamer-in.c (lto_read_body): Likewise.
4030         * omp-low.c (new_omp_context): Likewise.
4031         (create_task_copyfn): Likewise.
4032         * tree-emutls.c (lower_emutls_function_body): Likewise.
4033         * matrix-reorg.c (transform_allocation_sites): Likewise.
4034
4035 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
4036
4037         PR c/48552
4038         * c-typeck.c (build_asm_expr): Error out on attempts to use
4039         void type outputs or inputs for constraints that allow reg or
4040         don't allow memory.
4041
4042 2011-04-11  Chung-Lin Tang  <cltang@codesourcery.com>
4043             Richard Earnshaw  <rearnsha@arm.com>
4044
4045         PR target/48250
4046         * config/arm/arm.c (arm_legitimize_reload_address): Update cases
4047         to use sign-magnitude offsets. Reject unsupported unaligned
4048         cases. Add detailed description in comments.
4049         * config/arm/arm.md (reload_outdf): Disable for ARM mode; change
4050         condition from TARGET_32BIT to TARGET_ARM.
4051
4052 2011-04-11  Nathan Froyd  <froydnj@codesourcery.com>
4053
4054         * tree.h (struct typed_tree): New.
4055         (struct tree_common): Include it instead of tree_base.
4056         (TREE_TYPE): Update for new location of type field.
4057         (TYPE_USER_ALIGN, TYPE_PACKED): Refer to base field directly.
4058         (DECL_USER_ALIGN, DECL_PACKED): Likewise.
4059         (union tree_node): Add typed field.
4060         * treestruct.def (TS_TYPED): New.
4061         * lto-streamer.c (check_handled_ts_structures): Handle it.
4062         * tree.c (MARK_TS_TYPED): New macro.
4063         (MARK_TS_COMMON): Call it instead of MARK_TS_BASE.
4064
4065 2011-04-11  Eric Botcazou  <ebotcazou@adacore.com>
4066
4067         * cfghooks.c (redirect_edge_and_branch_force): Localize variable.
4068         (force_nonfallthru): Do not alter the loop nest if no basic block
4069         was created.
4070
4071 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
4072
4073         * config/i386/sse.md (VI): New mode iterator.
4074         (SSEMODEI): Remove.
4075         (AVX256MODEI): Ditto.
4076         (AVXMODEF4P): Ditto.
4077         (avxvecpsmode): Ditto.
4078         (one_cmpl<mode>2): Enable for TARGET_SSE.  Use VI mode iterator.
4079         (sse2_andnot<mode>3): New expander.
4080         (*andnot<mode>3): Merge with *sse2_andnot<mode>3 and
4081         *avx_andnot<mode>3.  Enable for TARGET_SSE.  Use VI mode iterator.
4082         (<any_logic:code><mode>3): Use VI mode iterator.
4083         (*<any_logic:code><mode>3): Merge with *sse2_<any_logic:code><mode>3
4084         and *avx_<any_logic:code><mode>3.  Use VI mode iterator.
4085         (*andnottf3): Handle AVX three-operand constraints.
4086         (*<any_logic:code>tf3): Handle AVX three-operand constraints.
4087
4088 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
4089             Robert Millan  <rmh@gnu.org>
4090
4091         * config.gcc (x86_64-*-kfreebsd*-gnu): Use i386/kfreebsd-gnu.h.
4092         * config/i386/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER32,
4093         GNU_USER_DYNAMIC_LINKER64): Define.
4094         (REG_NAME): Don't undefine.
4095         (MD_UNWIND_SUPPORT): Undefine.
4096         * config/i386/knetbsd-gnu.h (GNU_USER_LINK_EMULATION): Define.
4097         (REG_NAME): Don't undefine.
4098         (MD_UNWIND_SUPPORT): Undefine.
4099         * config/i386/kopensolaris-gnu.h (GNU_USER_LINK_EMULATION): Define.
4100
4101 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
4102
4103         * config/i386/gnu.h (GNU_USER_LINK_EMULATION): Define.
4104         (CPP_SPEC, CC1_SPEC, ENDFILE_SPEC): Remove.
4105
4106 2011-04-11  Xinliang David Li  <davidxl@google.com>
4107
4108         * value-profile.c (check_ic_target): New function.
4109         (gimple_ic_transform): Sanity check indirect call target.
4110         * gimple-low.c (gimple_check_call_args): Interface change.
4111         (gimple_check_call_matching_types): New function.
4112         * tree-inline.c (tree_can_inline_p): Call new function.
4113
4114 2011-04-11  Basile Starynkevitch  <basile@starynkevitch.net>
4115
4116         * Makefile.in (PLUGIN_HEADERS): Add gimple-pretty-print.h
4117         tree-pretty-print.h & realmpfr.h.
4118
4119 2011-04-11  Vladimir Makarov  <vmakarov@redhat.com>
4120
4121         PR middle-end/48464
4122         * ira.c (setup_pressure_classes): Fix typo in loop condition.
4123         (setup_allocno_and_important_classes): Ditto.
4124
4125 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
4126
4127         * config/alpha/linux-elf.h (LINUX_DYNAMIC_LINKER): Rename to
4128         GNU_USER_DYNAMIC_LINKER.
4129         * config/arm/linux-eabi.h (TARGET_OS_CPP_BUILTINS): Change
4130         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4131         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Change
4132         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
4133         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
4134         GNU_USER_TARGET_OS_CPP_BUILTINS.
4135         * config/bfin/linux.h (TARGET_OS_CPP_BUILTINS): Change
4136         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4137         * config/bfin/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
4138         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4139         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Change
4140         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
4141         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
4142         GNU_USER_TARGET_OS_CPP_BUILTINS.
4143         * config/frv/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4144         GNU_USER_DYNAMIC_LINKER.
4145         * config/gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
4146         GNU_USER_TARGET_OS_CPP_BUILTINS.
4147         * config/i386/gnu-user.h (TARGET_OS_CPP_BUILTINS): Change
4148         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4149         * config/i386/gnu-user64.h (TARGET_OS_CPP_BUILTINS): Change
4150         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4151         * config/i386/linux.h (GNU_USER_DYNAMIC_LINKER): Remove.
4152         * config/i386/linux64.h (GNU_USER_DYNAMIC_LINKER32,
4153         GNU_USER_DYNAMIC_LINKER64): Remove.
4154         * config/ia64/linux.h (TARGET_OS_CPP_BUILTINS): Change
4155         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4156         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4157         GNU_USER_DYNAMIC_LINKER.
4158         * config/kfreebsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
4159         GNU_USER_TARGET_OS_CPP_BUILTINS.
4160         * config/knetbsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
4161         GNU_USER_TARGET_OS_CPP_BUILTINS.
4162         * config/kopensolaris-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename
4163         to GNU_USER_TARGET_OS_CPP_BUILTINS.
4164         * config/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
4165         GNU_USER_TARGET_OS_CPP_BUILTINS.
4166         (LINUX_DYNAMIC_LINKER): Rename to GNU_USER_DYNAMIC_LINKER.
4167         (LINUX_DYNAMIC_LINKER32): Rename to GNU_USER_DYNAMIC_LINKER32.
4168         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
4169         * config/lm32/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Change
4170         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4171         * config/m32r/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4172         GNU_USER_DYNAMIC_LINKER.
4173         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
4174         GNU_USER_TARGET_OS_CPP_BUILTINS.
4175         * config/m68k/linux.h (TARGET_OS_CPP_BUILTINS): Change
4176         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4177         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4178         GNU_USER_DYNAMIC_LINKER.
4179         * config/m68k/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
4180         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4181         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Change
4182         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4183         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4184         GNU_USER_DYNAMIC_LINKER.
4185         * config/mips/linux64.h (LINUX_DYNAMIC_LINKERN32): Rename to
4186         GNU_USER_DYNAMIC_LINKERN32.
4187         (LINK_SPEC): Change LINUX_DYNAMIC_LINKERN32 to
4188         GNU_USER_DYNAMIC_LINKERN32.  Change LINUX_DYNAMIC_LINKER64 to
4189         GNU_USER_DYNAMIC_LINKER64.  Change LINUX_DYNAMIC_LINKER32 to
4190         GNU_USER_DYNAMIC_LINKER32.
4191         * config/mn10300/linux.h (TARGET_OS_CPP_BUILTINS): Change
4192         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4193         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4194         GNU_USER_DYNAMIC_LINKER.
4195         * config/moxie/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
4196         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4197         * config/pa/pa-linux.h (TARGET_OS_CPP_BUILTINS): Change
4198         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4199         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
4200         * config/rs6000/linux64.h (LINUX_DYNAMIC_LINKER32): Rename to
4201         GNU_USER_DYNAMIC_LINKER32.
4202         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
4203         * config/rs6000/sysv4.h (LINUX_DYNAMIC_LINKER): Rename to
4204         GNU_USER_DYNAMIC_LINKER.
4205         * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): Change
4206         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4207         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER32 to
4208         GNU_USER_DYNAMIC_LINKER32.  Change LINUX_DYNAMIC_LINKER64 to
4209         GNU_USER_DYNAMIC_LINKER64.
4210         * config/sh/linux.h (TARGET_OS_CPP_BUILTINS): Change
4211         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4212         (SUBTARGET_LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4213         GNU_USER_DYNAMIC_LINKER.
4214         * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Change
4215         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4216         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
4217         GNU_USER_DYNAMIC_LINKER.
4218         * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Change
4219         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4220         (LINK_ARCH32_SPEC): Change LINUX_DYNAMIC_LINKER32 to
4221         GNU_USER_DYNAMIC_LINKER32.
4222         (LINK_ARCH64_SPEC): Change LINUX_DYNAMIC_LINKER64 to
4223         GNU_USER_DYNAMIC_LINKER64.
4224         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER64 to
4225         GNU_USER_DYNAMIC_LINKER64.
4226         * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Change
4227         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4228         * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Change
4229         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
4230         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
4231
4232 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
4233
4234         * config/i386/gnu-user.h: Copy from linux.h.  Update comments.
4235         (LINK_EMULATION, GLIBC_DYNAMIC_LINKER): Remove.
4236         (SUBTARGET_EXTRA_SPECS): Use GNU_USER_LINK_EMULATION and
4237         GNU_USER_DYNAMIC_LINKER.
4238         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
4239         * config/i386/gnu-user64.h: Copy from linux64.h.  Update comments.
4240         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64): Remove.
4241         (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32 and
4242         GNU_USER_DYNAMIC_LINKER64.
4243         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
4244         * config/i386/kfreebsd-gnu.h (LINK_EMULATION): Change to
4245         GNU_USER_LINK_EMULATION.
4246         * config/i386/linux.h (TARGET_ASM_FILE_START_FILE_DIRECTIVE,
4247         DEFAULT_PCC_STRUCT_RETURN, TARGET_TLS_DIRECT_SEG_REFS_DEFAULT,
4248         ASM_COMMENT_START, DBX_REGISTER_NUMBER, NO_PROFILE_COUNTERS,
4249         MCOUNT_NAME, SUBTARGET_FRAME_POINTER_REQUIRED, SIZE_TYPE,
4250         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS,
4251         CPP_SPEC, CC1_SPEC): Remove.
4252         (LINK_EMULATION): Change to GNU_USER_LINK_EMULATION.
4253         (GNU_USER_DYNAMIC_LINKER): Define.
4254         (ASM_SPEC, SUBTARGET_EXTRA_SPECS, LINK_SPEC, ENDFILE_SPEC,
4255         ASM_OUTPUT_ALIGNED_BSS, ASM_OUTPUT_MAX_SKIP_ALIGN,
4256         ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX, CRT_GET_RFIB_DATA,
4257         LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE,
4258         TARGET_ASM_FILE_END, STACK_CHECK_MOVING_SP,
4259         STACK_CHECK_STATIC_BUILTIN, TARGET_THREAD_SSP_OFFSET,
4260         TARGET_CAN_SPLIT_STACK, TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
4261         * config/i386/linux64.h (TARGET_OS_CPP_BUILTINS, CPP_SPEC,
4262         CC1_SPEC, DEFAULT_PCC_STRUCT_RETURN,
4263         TARGET_TLS_DIRECT_SEG_REFS_DEFAULT, SPEC_32, SPEC_64, ASM_SPEC,
4264         LINK_SPEC, ENDFILE_SPEC, MULTILIB_DEFAULTS, LIBGCC2_HAS_TF_MODE,
4265         LIBGCC2_TF_CEXT, TF_SIZE, TARGET_ASM_FILE_END): Remove.
4266         (GNU_USER_DYNAMIC_LINKER32, GNU_USER_DYNAMIC_LINKER64): Define.
4267         (STACK_CHECK_MOVING_SP, STACK_CHECK_STATIC_BUILTIN,
4268         TARGET_THREAD_SSP_OFFSET, TARGET_CAN_SPLIT_STACK,
4269         TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
4270         * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Change to
4271         GNU_USER_DYNAMIC_LINKER.
4272         * config/kfreebsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
4273         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
4274         * config/knetbsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
4275         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
4276         * config/kopensolaris-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
4277         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
4278         * config.gcc (i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu |
4279         i[34567]86-*-knetbsd*-gnu | i[34567]86-*-gnu* |
4280         i[34567]86-*-kopensolaris*-gnu, x86_64-*-linux* |
4281         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Use the new headers.
4282
4283 2011-04-11  Kai Tietz  <ktietz@redhat.com>
4284
4285         PR target/9601
4286         PR target/11772
4287         * config/i386/i386-protos.h (ix86_get_callcvt): New prototype.
4288         * config/i386/i386.c (ix86_handle_cconv_attribute): Adjust
4289         comment.
4290         (ix86_is_msabi_thiscall): Removed.
4291         (ix86_is_type_thiscall): Likewise.
4292         (ix86_get_callcvt): New function.
4293         (ix86_comp_type_attributes): Simplify check.
4294         (ix86_function_regparm): Use ix86_get_callcvt for calling
4295         convention attribute checks.
4296         (ix86_return_pops_args): Likewise.
4297         (ix86_static_chain): Likewise.
4298         (x86_this_parameter): Likewise.
4299         (x86_output_mi_thunk): Likewise.
4300         (ix86_function_type_abi): Optimize check for types without attributes.
4301         * config/i386/i386.h (IX86_CALLCVT_CDECL, IX86_CALLCVT_STDCALL,
4302         IX86_CALLCVT_FASTCALL, IX86_CALLCVT_THISCALL, IX86_CALLCVT_REGPARM,
4303         IX86_CALLCVT_SSEREGPARM): New macros to represent calling convention
4304         by flag-values.
4305         (IX86_BASE_CALLCVT): Helper macro.
4306         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
4307         Use ix86_get_callcvt for calling convention attribute checks and avoid
4308         symbol-decoration for stdcall in TARGET_RTD case.
4309         * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
4310         Likewise.
4311         (gen_stdcall_or_fastcall_suffix): Adjust ident and use DECL_ORIGIN
4312         for declaration.
4313
4314 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
4315
4316         * config/i386/sse.md (VI_128): New mode iterator.
4317         (VI12_128): Rename from SSEMODE12.
4318         (VI14_128): Rename from SSEMODE14.
4319         (VI124_128): New mode iterator.
4320         (VI24_128): Rename from SSEMODE248.
4321         (VI248_128): Rename from SSEMODE248.
4322         (SSEMODE124C8): Remove.
4323         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
4324         (*sse2_<plusminus_insn><mode>3): Merge with
4325         *avx_<plusminus_insn><mode>3.
4326         (*mulv8hi3): Merge with *avx_mulv8hi3.
4327         (*<s>mulv8hi3_highpart): Merge with *avx_<s>mulv8hi3_highpart.
4328         (*sse2_umulv2siv2di3): Merge with *avx_umulv2siv2di3.
4329         (*sse2_pmaddwd): Merge with *avx_pmaddwd.
4330         (*sse4_1_mulv4si3): Merge with *avx_mulv4si3.
4331         (ashr<mode>3): Merge with *avx_ashr<mode>3.
4332         (lshr<mode>3): Merge with *avx_lshr<mode>3.
4333         (ashl<mode>3): Merge with *avx_ashl<mode>3.
4334         (sse2_ashlv1ti3): Merge with *avx_ashlv1ti3.
4335         (sse2_lshrv1ti3): Merge with *avx_lshrv1ti3.
4336         (*sse4_1_<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
4337         (*<smaxmin:code>v8hi3): Ditto.
4338         (*sse4_1_<umaxmin:code><mode>3): Merge with *avx_<umaxmin:code><mode>3.
4339         (*<smaxmin:code>v16qi3): Ditto.
4340         (*sse4_1_eqv2di3): Merge with *avx_eq<mode>3.
4341         (*sse2_eq<mode>3): Ditto.
4342         (*sse4_2_eqv2di3): Merge with *avx_gt<mode>3.
4343         (*sse2_gt<mode>3): Ditto.
4344         (vcondv2di): Split out of vcond<mode>.
4345         (vconduv2di): Split out of vcondu<mode>.
4346
4347 2011-04-11  Richard Guenther  <rguenther@suse.de>
4348
4349         * gimplify.c (gimple_fold_indirect_ref): Check host_integerp
4350         before calling tree_low_cst.
4351
4352 2011-04-11  Richard Guenther  <rguenther@suse.de>
4353
4354         * stor-layout.c (layout_type): Compute all array index size operations
4355         in the original type.
4356         (initialize_sizetypes): Add comment.
4357         (set_sizetype): Do not set TREE_TYPE of a TREE_VEC.
4358
4359 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
4360
4361         * common.opt (Tbss=, Tdata=, Ttext=): New options.
4362
4363 2011-04-11  Martin Jambor  <mjambor@suse.cz>
4364
4365         * cgraph.c (cgraph_local_info): Call cgraph_get_node instead
4366         of cgraph_node, handle NULL return value.
4367         (cgraph_global_info): Likewise.
4368         (cgraph_rtl_info): Likewise.
4369         * tree-inline.c (estimate_num_insns): Likewise.
4370         * gimplify.c (unshare_body): Likewise.
4371         (unvisit_body): Likewise.
4372         (gimplify_body): Likewise.
4373         * predict.c (optimize_function_for_size_p): Likewise.
4374         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
4375         (call_may_clobber_ref_p_1): Likewise.
4376         * varasm.c (function_section_1): Likewise.
4377         (assemble_start_function): Likewise.
4378
4379 2011-04-11  Martin Jambor  <mjambor@suse.cz>
4380
4381         * except.c (set_nothrow_function_flags): Call cgraph_get_node instead
4382         of cgraph_node.
4383         * final.c (rest_of_clean_state): Likewise.
4384         * gimple-iterator.c (update_call_edge_frequencies): Likewise.
4385         * passes.c (pass_init_dump_file): Likewise.
4386         (execute_all_ipa_transforms): Likewise.
4387         (function_called_by_processed_nodes_p): Likewise.
4388         * predict.c (maybe_hot_frequency_p): Likewise.
4389         (probably_never_executed_bb_p): Likewise.
4390         (compute_function_frequency): Likewise.
4391         * tree-nested.c (check_for_nested_with_variably_modified): Likewise.
4392         (unnest_nesting_tree_1): Likewise.
4393         (lower_nested_functions): Likewise.
4394         * tree-optimize.c (execute_fixup_cfg): Likewise.
4395         (tree_rest_of_compilation): Likewise.
4396         * tree-profile.c (gimple_gen_ic_func_profiler): Likewise.
4397         * tree-sra.c (ipa_early_sra): Likewise.
4398         * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
4399         * config/i386/i386.c (ix86_compute_frame_layout): Likewise.
4400         * ipa.c (record_cdtor_fn): Likewise.
4401         * ipa-inline.c (cgraph_early_inlining): Likewise.
4402         (compute_inline_parameters_for_current): Likewise.
4403         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
4404         * ipa-pure-const.c (local_pure_const): Likewise.
4405         * ipa-split.c (split_function): Likewise.
4406         (execute_split_functions): Likewise.
4407         * cgraphbuild.c (build_cgraph_edges): Likewise.
4408         (rebuild_cgraph_edges): Likewise.
4409         (cgraph_rebuild_references): Likewise.
4410         (remove_cgraph_callee_edges): Likewise.
4411         * cgraphunit.c (cgraph_mark_if_needed): Likewise.
4412         (verify_cgraph_node): Likewise.
4413         (cgraph_analyze_functions): Likewise.
4414         (cgraph_preserve_function_body_p): Likewise.
4415         (save_inline_function_body): Likewise.
4416         (save_inline_function_body): Likewise.
4417         * tree-inline.c (copy_bb): Likewise.
4418         (optimize_inline_calls): Likewise.
4419
4420 2011-04-11  Martin Jambor  <mjambor@suse.cz>
4421
4422         PR tree-optimization/48195
4423         * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
4424         ipa_check_create_edge_args.
4425         (ipcp_generate_summary): Do not call ipa_check_create_node_params and
4426         ipa_check_create_edge_args.
4427         * ipa-inline.c (inline_generate_summary): Do not call
4428         ipa_check_create_node_params and ipa_check_create_edge_args.
4429         * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
4430         ipa_check_create_edge_args.
4431
4432 2011-04-09  Anatoly Sokolov  <aesok@post.ru>
4433
4434         * expr.c (expand_expr_real_1): Use add_to_hard_reg_set function
4435         instead of loop.
4436         * sel-sched.c (mark_unavailable_hard_regs): Likewise.
4437         * function.c (record_hard_reg_sets): Likewise.
4438         * ira.c (compute_regs_asm_clobbered): Likewise.
4439         * sched-deps.c (sched_analyze_1): Likewise.
4440         * reload1.c (mark_reload_reg_in_use, choose_reload_regs): Likewise.
4441
4442 2011-04-09  Xinliang David Li  <davidxl@google.com>
4443
4444         PR tree-optimization/PR48484
4445         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds): Set
4446         has_valid_pred lazily
4447
4448 2011-04-09  Duncan Sands  <baldrick@free.fr>
4449
4450         * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
4451
4452 2011-04-08  Eric Botcazou  <ebotcazou@adacore.com>
4453
4454         * combine.c (combine_validate_cost): Adjust comments.  Set registered
4455         cost of I0 to zero at the end, if any.
4456
4457 2011-04-08  Xinliang David Li  <davidxl@google.com>
4458
4459         * ipa-cp.c (ipcp_update_profiling): Correct negative scale factor due
4460         to insane profile data.
4461
4462 2011-04-08  Xinliang David Li  <davidxl@google.com>
4463
4464         * ipa-cp.c (ipcp_update_profiling): Correct
4465          negative scale factor due to insane profile data.
4466
4467 2011-04-08  Xinliang David Li  <davidxl@google.com>
4468
4469         * final.c (dump_basic_block_info): New function.
4470         (final): Dump basic block.
4471         (final_scan_insn): Remove old dump.
4472
4473 2011-04-08  Steven G. Kargl  <kargl@gcc.gnu.org>
4474
4475         PR target/47829
4476         * config.gcc (i386-*-freebsd): Disable unwind table generation for
4477         crtbegin/crtend.
4478
4479 2011-04-08  Michael Matz  <matz@suse.de>
4480
4481         PR middle-end/48389
4482         * jump.c (rebuild_jump_labels_1, rebuild_jump_labels_chain): New
4483         functions.
4484         (rebuild_jump_labels): Call rebuild_jump_labels_1.
4485         * rtl.h (rebuild_jump_labels_chain): Declare.
4486         * cfgexpand.c (gimple_expand_cfg): Initialize JUMP_LABEL also on
4487         insns inserted on edges.
4488
4489 2011-04-08  Joseph Myers  <joseph@codesourcery.com>
4490
4491         * config.gcc (arm*-*-*): Add arm/arm-tables.opt to extra_options.
4492         * config/arm/arm-arches.def: New.
4493         * config/arm/arm-opts.h: New.
4494         * config/arm/genopt.sh: New.
4495         * config/arm/arm-tables.opt: New (generated).
4496         * config/arm/arm.c (arm_handle_option, arm_target_help,
4497         TARGET_HANDLE_OPTION, TARGET_HELP, arm_find_cpu): Remove.
4498         (all_architectures): Get most table contents from arm-arches.def.
4499         (arm_option_override): Set arm_selected_arch, arm_selected_cpu and
4500         arm_selected_tune here.
4501         * config/arm/arm.h (enum processor_type): Move to arm-opts.h.
4502         * config/arm/arm.opt (config/arm/arm-opts.h): New HeaderInclude.
4503         (march=, mcpu=, mtune=): Use Enum and Var.
4504         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt): New.
4505         (arm.o): Update dependencies.
4506
4507 2011-04-08  Basile Starynkevitch  <basile@starynkevitch.net>
4508
4509         * gengtype.c (write_typed_alloc_def): New argument f. Use it instead
4510         of header_file.
4511         (write_typed_struct_alloc_def, write_typed_typedef_alloc_def)
4512         (write_typed_alloc_defns): Likewise.
4513         (main): Calls write_typed_alloc_defns with output_header.
4514
4515 2011-04-08  Vladimir Makarov  <vmakarov@redhat.com>
4516
4517         PR inline-asm/48435
4518         * ira-color.c (setup_profitable_hard_regs): Add comments.
4519         Don't take prohibited hard regs into account.
4520         (setup_conflict_profitable_regs): Rename to
4521         get_conflict_profitable_regs.
4522         (check_hard_reg_p): Check prohibited hard regs.
4523
4524 2011-04-08  Nathan Froyd  <froydnj@codesourcery.com>
4525
4526         * config/alpha/alpha.c (alpha_emit_xfloating_libcall): Call use_reg.
4527         * config/xtensa/xtensa.c (xtensa_call_tls_desc): Likewise.
4528         * config/sparc/sparc.c (sparc_legitimize_tls_address): Likewise.
4529
4530 2011-04-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4531
4532         PR target/48366
4533         * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
4534         move from floating point to shift amount register.
4535         (emit_move_sequence): Remove secondary reload support for floating
4536         point to shift amount amount register copies.
4537         (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
4538         amount register copies.
4539         * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
4540         register, return false if mode isn't a scalar integer mode.
4541         * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
4542
4543 2011-04-08  Richard Guenther  <rguenther@suse.de>
4544
4545         * gimple.c (gimple_call_flags): Remove kludge.
4546
4547 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
4548
4549         * sel-sched.c (sel_region_init): Move call to
4550         sel_setup_region_sched_flags after setup_current_loop_nest.
4551
4552 2011-04-08  Andrey Belevantsev  <abel@ispras.ru>
4553
4554         PR rtl-optimization/48272
4555         * sched-deps.c (setup_insn_reg_pressure_info): Export and rename to
4556         init_insn_reg_pressure_info.  Adjust a caller.
4557         * sched-int.h (init_insn_reg_pressure_info): Declare.
4558         * haifa-sched.c (haifa_init_insn): Call init_insn_reg_pressure_info
4559         when sched-pressure is enabled.
4560
4561 2011-04-08  Richard Guenther  <rguenther@suse.de>
4562
4563         * gimple.c (gimple_set_modified): Do not queue calls to
4564         MODIFIED_NORETURN_CALLS here ...
4565         * tree-ssa-operands.c (update_stmt_operands): ... but here.
4566
4567 2011-04-08  Richard Guenther  <rguenther@suse.de>
4568
4569         PR lto/48467
4570         * toplev.c (lang_dependent_init): Do not open asm_out_file
4571         in WPA mode, nor perform debug machinery initialization.
4572         (finalize): Do not unlink asm_out_file in WPA mode.
4573
4574 2011-04-08  Richard Guenther  <rguenther@suse.de>
4575
4576         * gimple.h (gimple_call_fntype): New function.
4577         (gimple_call_return_type): Use it.
4578         * expr.c (expand_expr_real_1): Use gimple_call_fntype.
4579         * gimple-low.c (gimple_check_call_args): Likewise.
4580         * gimple.c (gimple_call_flags): Likewise.
4581         (gimple_call_arg_flags): Likewise.
4582         (gimple_call_return_flags): Likewise.
4583         * tree-cfg.c (verify_gimple_call): Likewise.
4584         (do_warn_unused_result): Likewise.
4585         * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
4586         * value-prof.c (gimple_ic_transform): Fix fndecl check.
4587
4588 2011-04-08  Dmitry Melnik  <dm@ispras.ru>
4589
4590         PR rtl-optimization/48235
4591         * sel-sched.c (code_motion_process_successors): Recompute the last
4592         insn in basic block if control flow changed.
4593         (code_motion_path_driver): Ditto.  Recompute the first insn as well.
4594         Update condition for ilist_remove.
4595
4596 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
4597
4598         PR rtl-optimization/48302
4599         * sel-sched-ir.h (sel_add_loop_preheaders): Update prototype.
4600         * sel-sched-ir.c (sel_add_loop_preheaders): Add 'bbs' argument.  Use
4601         it to record added preheader blocks.
4602         * sel-sched.c (setup_current_loop_nest): Add 'bbs' argument.  Pass it
4603         on to sel_add_loop_preheaders.
4604         (sel_region_init): Move call to setup_current_loop_nest after
4605         sel_init_bbs.
4606
4607 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
4608
4609         PR target/48273
4610         * cfgloop.h (loop_has_exit_edges): New helper.
4611         * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
4612         non-clonable.
4613         * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
4614         that have no exit edges.
4615
4616 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
4617
4618         PR rtl-optimization/48442
4619         * sel-sched.c (init_seqno): Remove number_of_insns argument.  Update
4620         all callers.  Adjust assert.
4621
4622 2011-04-08  Jakub Jelinek  <jakub@redhat.com>
4623
4624         PR tree-optimization/48377
4625         * tree-vect-data-refs.c (vector_alignment_reachable_p): Set
4626         is_packed to true even for types with smaller TYPE_ALIGN than
4627         TYPE_SIZE.
4628
4629 2011-04-08  Richard Guenther  <rguenther@suse.de>
4630
4631         PR bootstrap/48513
4632         * doc/tm.texi: Re-generate.
4633
4634 2011-04-08  Wei Guozhi  <carrot@google.com>
4635
4636         PR target/47855
4637         * config/arm/arm-protos.h (arm_attr_length_push_multi): New prototype.
4638         * config/arm/arm.c (arm_attr_length_push_multi): New function.
4639         * config/arm/arm.md (*push_multi): Change the length computation to
4640         call a C function.
4641
4642 2011-04-08  Anatoly Sokolov  <aesok@post.ru>
4643
4644         * doc/tm.texi.in (ASM_OUTPUT_BSS): Remove documentation.
4645         (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS): Update documentation.
4646         * doc/tm.texi: Regenerate.
4647         * system.h (ASM_OUTPUT_BSS): Poison.
4648         * varasm.c (asm_output_bss): Remove function.
4649         (emit_bss, init_varasm_once): Don't use ASM_OUTPUT_BSS macro.
4650
4651         * config/frv/frv.h (BSS_SECTION_ASM_OP): Remove comment.
4652         * config/frv/fr30.h (BSS_SECTION_ASM_OP): Likewise.
4653         * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Likewise.
4654         * config/i386/i386elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
4655         Likewise.
4656         * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
4657         Likewise.
4658         * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
4659         Likewise.
4660         * config/m68k/netbsd-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
4661
4662 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
4663
4664         * config/rx/rx.opt (rx610, rx200, rx600): Use Enum not Name on
4665         EnumValue lines.
4666
4667 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
4668
4669         * config/m68k/m68k.c (m68k_handle_option): Don't handle
4670         OPT_m68000, OPT_mc68000, OPT_m68010, OPT_m68020, OPT_mc68020,
4671         OPT_m68030, OPT_m68040, OPT_m68060, OPT_m68302, OPT_m68332 and
4672         OPT_mcpu32.
4673         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
4674         handle -mc68000, -m68000, -m68302, -m68010, -mc68020, -m68020,
4675         -m68030, -m68040, -m68060, -mcpu32 and -m68332.
4676         * config/m68k/m68k.opt (m68000, m68010, m68020, m68030, m68040,
4677         m68060, m68302, m68332, mc68000, mc68020, mcpu32): Use Alias.
4678         * config/m68k/t-mlibs (CANONICALIZE_OPTIONS): Remove.
4679         (MULTILIB_OPTIONS): Don't use $(CANONICALIZE_OPTIONS).
4680         (MULTILIB_MATCHES): Map -march= options to corresponding -mcpu=
4681         options.  Don't map other m68k options manually.  Don't handle
4682         old-style options as canonical.
4683         (MULTILIB_EXCEPTIONS): Don't use $(CANONICALIZE_OPTIONS).
4684         * doc/install.texi (m68k-*-*): Document binutils version requirement.
4685
4686 2011-04-07  Eric Botcazou  <ebotcazou@adacore.com>
4687
4688         * basic-block.h (force_nonfallthru): Move to...
4689         * cfghooks.h (struct cfg_hooks): Add force_nonfallthru hook.
4690         (force_nonfallthru): ...here.
4691         * cfghooks.c (force_nonfallthru): New function.
4692         * cfgrtl.c (force_nonfallthru): Rename into...
4693         (rtl_force_nonfallthru): ...this.
4694         (commit_one_edge_insertion): Do not set AUX field.
4695         (commit_edge_insertions): Do not discover new basic blocks.
4696         (rtl_cfg_hooks): Add rtl_force_nonfallthru.
4697         (cfg_layout_rtl_cfg_hooks): Likewise.
4698         * function.c (thread_prologue_and_epilogue_insns): Remove bogus
4699         ATTRIBUTE_UNUSED.  Discover new basic blocks in the prologue insns.
4700         * tree-cfg.c (gimple_cfg_hooks): Add NULL for force_nonfallthru.
4701
4702 2011-04-07  Anatoly Sokolov  <aesok@post.ru>
4703
4704         * config/mips/mips.h (REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
4705         Remove macros.
4706
4707 2011-04-07  Uros Bizjak  <ubizjak@gmail.com>
4708
4709         * config/i386/sse.md: Update copyright year.
4710         (avxcvtvecmode): Remove.
4711         (sse_movhlps): Merge with *avx_movhlps.
4712         (sse_movlhps): Merge with *avx_movlhps.
4713         (vec_interleave_highv4sf): Merge with *avx_interleave_highv4sf.
4714         (vec_interleave_lowv4sf): Merge with *avx_interleave_lowv4sf.
4715         (sse_shufps_<mode>): Merge with *avx_shufps_<mode>.
4716         (sse_loadhps): Merge with *avx_loadhps.
4717         (sse_storelps): Merge with *avx_storelps.
4718         (sse_loadlps): Merge with *avx_loadlps.
4719         (sse_movss): Merge with *avx_movss.
4720         (*vec_concatv2sf_sse4_1): Merge with *vec_concatv2sf_avx.
4721         (*vec_concatv4sf_sse): Merge with *vec_concatv4sf_avx.
4722         (*vec_set<mode>_0_sse4_1): Merge with *vec_set<mode>_0_avx.
4723         (*vec_set<mode>_0_sse2): Split multi-unit alternative.
4724         (vec_set<mode>_0): Ditto.
4725         (*vec_setv4sf_sse4_1): Merge with *vec_setv4sf_avx.
4726         (sse4_1_insertps): Merge with *avx_insertps.
4727         (*sse3_interleave_highv2df): Merge with *avx_interleave_highv2df.
4728         (*sse3_interleave_lowv2df): Merge with *avx_interleave_lowv2df.
4729         (vec_interleave_highv2di): Merge with *avx_interleave_highv2di.
4730         (sse2_shufpd_<mode>): Merge with *avx_shufpd_<mode>.
4731         (sse2_storehpd): Merge with *avx_storehpd.
4732         (sse2_loadhpd): Merge with *avx_loadhpd.
4733         (sse2_loadlpd): Merge with *avx_loadlpd.
4734         (sse2_movsd): Merge with *avx_movsd.
4735         (*vec_concatv2df): Merge with *vec_concatv2df.
4736
4737 2011-04-07  Jakub Jelinek  <jakub@redhat.com>
4738
4739         PR debug/48343
4740         * combine.c (combine_instructions): Add last_combined_insn,
4741         update it if insn is after it, pass it to all try_combine calls.
4742         (try_combine): Add last_combined_insn parameter, pass it instead of
4743         i3 to propagate_for_debug.
4744
4745 2011-04-07  Nick Clifton  <nickc@redhat.com>
4746
4747         * config/mn10300/mn10300.md (movqi_internal): Add alternatives
4748         to handle MDR <-> data register transfers.
4749         (movhi_internal): Likewise.
4750
4751 2011-04-07  Alan Modra  <amodra@gmail.com>
4752
4753         * config/rs6000/rs6000.c (rs6000_stack_info): Don't compare against
4754         previous stack info.
4755
4756 2011-04-07  Tom de Vries  <tom@codesourcery.com>
4757
4758         PR target/43920
4759         * cfgcleanup.c (try_crossjump_to_edge): Add dir parameter.  Pass dir to
4760         flow_find_cross_jump.  Swap variables to implement backward replacement.
4761         (try_crossjump_bb): Add argument to try_crossjump_to_edge.
4762
4763 2011-04-07  Tom de Vries  <tom@codesourcery.com>
4764
4765         PR target/43920
4766         * cfgcleanup.c (walk_to_nondebug_insn): New function.
4767         (flow_find_cross_jump): Use walk_to_nondebug_insn.  Recalculate bb1
4768         and bb2.
4769         (try_crossjump_to_edge): Handle case that newpos1 or newpos2 is not
4770         src1 or src2.  Redirect edges to the last basic block.  Update
4771         frequency and count on multiple basic blocks in case of fallthru.
4772
4773 2011-04-07  Tom de Vries  <tom@codesourcery.com>
4774
4775         PR target/43920
4776         * cfgcleanup.c (equal_different_set_p, can_replace_by, merge_dir): New
4777         function.
4778         (old_insns_match_p): Change return type.  Replace return false/true
4779         with return dir_none/dir_both.  Use can_replace_by.
4780         (flow_find_cross_jump): Add dir_p parameter.  Init replacement
4781         direction from dir_p.  Register replacement direction in dir, last_dir
4782         and afterlast_dir.  Handle new return type of old_insns_match_p using
4783         merge_dir.  Return replacement direction in dir_p.
4784         (flow_find_head_matching_sequence, outgoing_edges_match): Handle new
4785         return type of old_insns_match_p.
4786         (try_crossjump_to_edge): Add argument to call to flow_find_cross_jump.
4787         * ifcvt.c ( cond_exec_process_if_block): Add argument to call to
4788         flow_find_cross_jump.
4789         * basic-block.h (enum replace_direction): New type.
4790         (flow_find_cross_jump): Add parameter to declaration.
4791
4792 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
4793
4794         * config/i386/sse.md (AVXMODEDCVTDQ2PS): Remove.
4795         (AVXMODEDCVTPS2DQ): Ditto.
4796         (VEC_FLOAT_MODE): Ditto.
4797         (<sse>_andnot<mode>3): Merge with avx_andnot<mode>3.  Use VF mode
4798         iterator.  Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
4799         (<any_logic:code><mode>3): Use VF mode iterator.
4800         (*<any_logic:code><mode>3): Merge with *avx_<any_logic:code><mode>3.
4801         Use VF mode iterator.
4802         (copysign<mode>3): Use VF mode iterator.
4803         (*andnot<MODEF:mode>3): Merge with *avx_andnot<MODEF:mode>3.  Handle
4804         TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
4805         (*<any_logic:code><MODEF:mode>3): Merge with
4806         *avx_<any_logic:code><MODEF:mode>3.
4807         (sse_cvtsi2ss): Merge with *avx_cvtsi2ss.
4808         (sse_cvtsi2ssq): Merge with *avx_cvtsi2ssq.
4809         (avx_cvtdq2ps256): Split from avx_cvtdq2ps<avxmodesuffix>.
4810         (avx_cvtdq2ps<avxmodesuffix>): Remove.
4811         (sse2_cvtdq2ps): Use %v modifier.
4812         (avx_cvtps2dq256): Split from avx_cvtps2dq<avxmodesuffix>.
4813         (avx_cvtps2dq<avxmodesuffix>): Remove.
4814         (sse2_cvtps2dq): Use %v modifier.
4815         (avx_cvttps2dq256): Split from avx_cvttps2dq<avxmodesuffix>.
4816         (avx_cvttps2dq<avxmodesuffix>): Remove.
4817         (sse2_cvttps2dq): Use %v modifier.
4818         (sse2_cvtsi2sd): Merge with *avx_cvtsi2sd.
4819         (sse2_cvtsi2sdq): Merge with *avx_cvtsi2sdq.
4820         (sse2_cvtsd2siq): Fix insn template.
4821         (sse2_cvtsd2siq_2): Ditto.
4822         (sse2_cvttsd2siq): Ditto.
4823         (sse2_cvtsd2ss): Merge with *avx_cvtsd2ss.
4824         (sse2_cvtss2sd): Merge with *avx_cvtss2sd.
4825
4826 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
4827
4828         * gcov-io.c: Use GCC Runtime Library Exception.
4829
4830 2011-04-06  Jakub Jelinek  <jakub@redhat.com>
4831
4832         PR debug/48466
4833         * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
4834         as base_reg whatever register reg has been eliminated to, instead
4835         of hardcoding STACK_POINTER_REGNUM.
4836
4837 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
4838
4839         * doc/tm.texi.in: Document C target hooks as separate from general
4840         target hooks.
4841         * doc/tm.texi: Regenerate.
4842         * genhooks.c (struct hook_desc): Add docname field.
4843         (HOOK_VECTOR_1, DEFHOOKPOD, DEFHOOK, DEFHOOK_UNDOC).  Initialize
4844         docname field.
4845         (hook_array): Include c-target.def.
4846         (emit_documentation): Use docname field in output.
4847         (emit_init_macros): Take docname argument.  Only emit definitions
4848         for hooks matching docname.
4849         (main): Expect additional arguments in all cases.  Pass argument
4850         to emit_init_macros.
4851         * target.def: Move initial macro definitions and comments to
4852         target-hooks-macros.h.
4853         (gcc_targetcm): Move to c-family/c-target.def.
4854         * target.h (targetcm): Move declaration to c-family/c-target.h.
4855         * targhooks.c (default_handle_c_option): Move to
4856         c-family/c-opts.c.
4857         * targhooks.h (default_handle_c_option): Move declaration to
4858         c-family/c-common.h.
4859         * target-hooks-macros.h: New file.
4860         * config.gcc (target_has_targetcm): Define and use to add to
4861         c_target_objs and cxx_target_objs.
4862         * config/default-c.c: New file.
4863         * config/darwin-c.c: Include c-target.h and c-target-def.h instead
4864         of target.h and target-def.h.
4865         (TARGET_HANDLE_C_OPTION, targetcm): Define later in file.
4866         (darwin_objc_construct_string, darwin_cfstring_ref_p,
4867         darwin_check_cfstring_format_arg): Make static.
4868         (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
4869         TARGET_STRING_OBJECT_REF_TYPE_P,
4870         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): Define here.
4871         * config/darwin-protos.h (darwin_objc_construct_string,
4872         darwin_cfstring_ref_p, darwin_check_cfstring_format_arg): Don't
4873         declare.
4874         * config/darwin.h (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
4875         TARGET_STRING_OBJECT_REF_TYPE_P,
4876         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG, TARGET_HAS_TARGETCM): Remove.
4877         * config/t-darwin (darwin-c.o): Update dependencies.
4878         * system.h (TARGET_HAS_TARGETCM): Poison.
4879         * Makefile.in (TARGET_H): Update.
4880         (TARGET_DEF, C_TARGET_DEF, C_TARGET_H, C_TARGET_DEF_H): Define.
4881         (c-family/c-format.o, c-family/c-opts.o): Update dependencies.
4882         (default-c.o): New target.
4883         (s-target-hooks-def-h): Pass "Target Hook" string to genhooks.
4884         (c-family/c-target-hooks-def.h, s-c-target-hooks-def-h): New targets.
4885         (s-tm-texi): Pass -d option to genhooks.  Also test timestamp on
4886         c-target.def.
4887         (build/genhooks.o): Update dependencies.
4888
4889 2011-04-06  Richard Guenther  <rguenther@suse.de>
4890
4891         * ipa-inline.c (enum inlining_mode): Remove.
4892         (cgraph_flatten): Use some other token.
4893         (cgraph_edge_early_inlinable_p): New function, split out from ...
4894         (cgraph_perform_always_inlining): New function, split out from ...
4895         (cgraph_decide_inlining_incrementally): ... here.
4896         (cgraph_mark_inline_edge): Adjust.
4897         (cgraph_early_inlining): Re-structure.
4898         (pass_early_inline): Require SSA form.
4899
4900 2011-04-06  Andrew Stubbs  <ams@codesourcery.com>
4901             Julian Brown  <julian@codesourcery.com>
4902             Mark Shinwell  <shinwell@codesourcery.com>
4903
4904         * config/arm/arm.h (arm_class_likely_spilled_p): Check against
4905         LO_REGS only for Thumb-1.
4906         (MODE_BASE_REG_CLASS): Restrict base registers to those which can
4907         be used in short instructions when optimising for size on Thumb-2.
4908
4909 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
4910
4911         * gimple-low.c (lower_gimple_return): When not optimizing, force labels
4912         associated with user returns to be preserved.
4913
4914 2011-04-06  Tristan Gingold  <gingold@adacore.com>
4915
4916         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index,
4917         symbol_queue_size, DBXOUT_DECR_NESTING,
4918         (DBXOUT_DECR_NESTING_AND_RETURN): Also define
4919         if XCOFF_DEBUGGING_INFO.
4920
4921 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
4922
4923         * config/i386/i386.md (attribute isa): New.
4924         (attribute enabled): New.
4925         (setcc_<mode>_sse): Merge from *{avx,sse}_setcc<mode>.
4926         (*fop_<mode>_comm_mixed): Merge with *fop_<mode>_comm_mixed_avx.
4927         (*fop_<mode>_comm_sse): Merge with *fop_<mode>_comm_avx.
4928         (*fop_<mode>_1_mixed): Merge with *fop_<mode>_1_mixed_avx.
4929         (*fop_<mode>_1_sse): Merge with *fop_<mode>_1_avx.
4930         (<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
4931         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.
4932         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.
4933
4934         * config/i386/sse.md (VF): New mode iterator.
4935         (VF1): Ditto.
4936         (VF2): Ditto.
4937         (VF_128): Ditto.
4938         (SSEMODEF4): Remove.
4939         (attribute sse): Handle V8SF and V4DF modes.
4940         (<absneg:code><mode>2): Use VF mode iterator.
4941         (*absneg<mode>2): Merge from *{avx,sse}_absneg<mode>2.  Use VF
4942         mode iterator.
4943         (<plusminus_insn><mode>3): Use VF mode iterator.
4944         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
4945         Use VF mode iterator.
4946         (<sse>_vm<plusminus_insn><mode>3): Merge with
4947         *avx_vm<plusminus_insn><mode>3.  Use VF_128 mode iterator.
4948         (mul<mode>3): Use VF mode iterator.
4949         (*mul<mode>3): Merge with *avx_mul<mode>3.  Use VF mode iterator.
4950         (<sse>_vmmul<mode>3): Merge with *avx_vmmul<mode>3.  Use VF_128
4951         mode iterator.
4952         (div<VF2:mode>3): Merge from divv2df3 and divv4df3.
4953         (div<VF1:mode>3): Merge from divv4sf3 and divv8sf3.
4954         (<sse>_div<mode>3): Merge with *avx_div<mode>3.  Use VF mode iterator.
4955         (<sse>_vmdiv<mode>3): Merge with *avx_vmdiv<mode>3.  Use VF_128
4956         mode iterator.
4957         (<sse>_rcp<mode>2): Merge from avx_rcpv8sf2 and sse_rcpv4sf2.
4958         Use VF1 mode iterator.
4959         (sse_vmrcpv4sf2): Merge with *avx_vmrcpv4sf2.
4960         (sqrt<VF2:mode>2): New expander.
4961         (sqrt<VF1:mode>2): Merge from sqrtv4sf2 and sqrtv8sf2.
4962         (<sse>_sqrt<mode>2): Merge from avx_sqrtv8sf2, sse_sqrtv4sf, sqrtv4df2
4963         and sqrtv2df2.  Use VF mode iterator.
4964         (<sse>_vmsqrt<mode>2): Merge with *avx_vmsqrt<mode>2.  Use VF_128
4965         mode iterator.
4966         (rsqrt<VF1:mode>2): Merge from rsqrtv4sf2 and rsqrtv8sf2.
4967         (<sse>_rsqrt<mode>2): Merge from avx_rsqrtv8sf2 and sse_rsqrt4sf2.
4968         Use VF1 mode iterator.
4969         (sse_vmrsqrtv4sf2): Merge with *avx_vmrsqrtv4sf2.
4970         (<smaxmin:code><mode>3): Use VF mode iterator.
4971         (*<smaxmin:code><mode>3_finite): Merge with
4972         *avx_<smaxmin:code><mode>3_finite.  Use VF mode iterator.
4973         (*<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
4974         (<sse>_vm<smaxmin:code><mode>2): Merge with
4975         *avx_vm<smaxmin:code><mode>2.  Use VF_128 mode iterator.
4976         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.  Use VF
4977         mode iterator.
4978         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.  Use VF
4979         mode iterator.
4980         (sse3_addsubv2df3): Merge with *avx_addsubv2df3.
4981         (sse3_addsubv4sf3): Merge with *avx_addsubv4sf3.
4982         (sse3_h<plusminus_insn>v2df3): Merge with *avx_h<plusminus_insn>v2df3.
4983         (sse3_h<plusminus_insn>v4sf3): Merge with *avx_h<plusminus_insn>v4sf3.
4984         (avx_cmp<mode>3): Rename from avx_cmp<ssemodesuffix><mode>3.  Use
4985         VF mode iterator.
4986         (avx_vmcmp<mode>3): Rename from avx_cmp<ssescalarmodesuffix><mode>3.
4987         Use VF_128 mode iterator.
4988         (<sse>_maskcmp<mode>3): Merge with *avx_maskcmp<mode>3.  Use VF
4989         mode iterator.
4990         (<sse>_vmmaskcmp<mode>3): Merge with *avx_vmmaskcmp<mode>3.  Use
4991         VF_128 mode iterator.
4992         (vcond<mode>): Use VF mode iterator.
4993         * config/i386/predicates.md (sse_comparison_operator): Merge with
4994         avx_comparison_float_operator.  Do not declare as special_predicate.
4995         * config/i386/i386.c (struct builtin_description): Update for renamed
4996         compare patterns.
4997         (ix86_expand_args_builtin): Ditto.
4998         (ix86_expand_sse_compare_mask): Ditto.
4999
5000 2011-04-06  Richard Guenther  <rguenther@suse.de>
5001
5002         * tree-inline.c (estimate_num_insns): For calls simply account
5003         for all passed arguments and a used return value.
5004
5005 2011-04-06  Richard Guenther  <rguenther@suse.de>
5006
5007         PR tree-optimization/47663
5008         * cgraph.h (struct cgraph_edge): Add call_stmt_size and
5009         call_stmt_time fields.
5010         (cgraph_edge_inlinable_p): Declare.
5011         (cgraph_edge_recursive_p): New inline function.
5012         * cgraph.c (cgraph_create_edge_1): Initialize call_stmt_size.
5013         (cgraph_clone_edge): Copy it.
5014         * ipa-inline.c (cgraph_estimate_edge_time): New function.
5015         Account for call stmt time.
5016         (cgraph_estimate_time_after_inlining): Take edge argument.
5017         (cgraph_estimate_edge_growth): Account call stmt size.
5018         (cgraph_estimate_size_after_inlining): Take edge argument.
5019         (cgraph_mark_inline_edge): Adjust.
5020         (cgraph_check_inline_limits): Likewise.
5021         (cgraph_recursive_inlining_p): Remove.
5022         (cgraph_edge_badness): Use cgraph_edge_recursive_p.
5023         (cgraph_decide_recursive_inlining): Take edge argument and
5024         adjust.
5025         (cgraph_decide_inlining_of_small_functions): Do not avoid
5026         diags for recursive inlining here.
5027         (cgraph_flatten): Adjust.
5028         (cgraph_decide_inlining_incrementally): Likewise.
5029         (estimate_function_body_sizes): Remove call cost handling.
5030         (compute_inline_parameters): Initialize caller edge call costs.
5031         (cgraph_estimate_edge_growth): New function.
5032         (cgraph_estimate_growth): Use it.
5033         (cgraph_edge_badness): Likewise.
5034         (cgraph_check_inline_limits): Take an edge argument.
5035         (cgraph_decide_inlining_of_small_functions): Adjust.
5036         (cgraph_decide_inlining): Likewise.
5037         * tree-inline.c (estimate_num_insns): Only account for call
5038         return value if it is used.
5039         (expand_call_inline): Avoid diagnostics on recursive inline
5040         functions here.
5041         * lto-cgraph.c (lto_output_edge): Output edge call costs.
5042         (input_edge): Input edge call costs.
5043
5044 2011-04-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5045
5046         * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
5047
5048 2011-04-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
5049
5050         * doc/invoke.texi (Spec Files): Fix typo.
5051
5052 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
5053
5054         * profile.c (branch_prob): Move declaration of local variable.  Remove
5055         obsolete ??? comment.  Expand the location explicitly instead of using
5056         the LOCATION_FILE and LOCATION_LINE macros.
5057
5058 2011-04-06  Wei Guozhi  <carrot@google.com>
5059
5060         PR target/47855
5061         * config/arm/arm.md (arm_cmpsi_insn): Compute attr "length".
5062         (arm_cond_branch): Likewise.
5063         (arm_cond_branch_reversed): Likewise.
5064         (arm_jump): Likewise.
5065         (push_multi): Likewise.
5066         * config/arm/constraints.md (Py): New constraint.
5067
5068 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5069
5070         PR bootstrap/48471
5071         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index):
5072         Move these...
5073         (symbol_queue_size, DBXOUT_DECR_NESTING): ...and these...
5074         (DBXOUT_DECR_NESTING_AND_RETURN): ...and this under
5075         #ifdef DBX_DEBUGGING_INFO.
5076
5077 2011-04-05  Bernd Schmidt  <bernds@codesourcery.com>
5078
5079         PR bootstrap/48403
5080         * haifa-sched.c (schedule_block): Increment cycle_issued_insns only
5081         if old and new states differ.
5082
5083 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
5084
5085         * config/m68k/m68k.c (m68k_handle_option): Don't handle OPT_m5200,
5086         OPT_m5206e, OPT_m528x, OPT_m5307, OPT_m5407 and OPT_mcfv4e.
5087         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
5088         handle -m5200, -m5206e, -m528x, -m5307, -m5407 and -mcfv4e.
5089         * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407,
5090         mcfv4e): Use Alias.
5091         * config/m68k/t-mlibs (MULTILIB_MATCHES): Don't map legacy
5092         ColdFire options to -mcpu= options.
5093
5094 2011-04-05  Jeff Law  <law@redhat.com>
5095
5096         * tree-ssa-threadupdate.c (determine_bb_domination_status): Always
5097         check if BB is a successor of LOOP->header and return
5098         NONDOMINATING if it is not, regardless of ENABLE_CHECKING.
5099
5100 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
5101
5102         * cprop.c (struct reg_use): Remove.
5103         (reg_use_table): Make an array of RTX.
5104         (find_used_regs, constprop_register, local_cprop_pass,
5105         bypass_block): Simplify users of reg_use_table.
5106         (cprop_insn): Likewise.  Iterate if copy propagation succeeded
5107         on one of the uses found by find_used_regs.
5108
5109 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5110
5111         PR bootstrap/48469
5112         * combine.c (combine_instructions): #ifdef AUTO_INC_DEC links
5113         declaration.
5114
5115 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5116
5117         * combine.c (combine_instructions) [AUTO_INC_DEC]: Declare links
5118         as an rtx.
5119         (try_combine) [AUTO_INC_DEC]: Declare a local link rtx.
5120
5121 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
5122
5123         PR middle-end/48441
5124         * cprop.c (one_cprop_pass): Do not mark_oprs_set of deleted insns.
5125
5126 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5127
5128         * combine.c: Include obstack.h.
5129         (struct insn_link): Define.
5130         (uid_log_links): Adjust type.
5131         (FOR_EACH_LOG_LINK): New macro.
5132         (insn_link_obstack): Declare.
5133         (alloc_insn_link): Define.
5134         (create_log_links): Call it.  Use FOR_EACH_LOG_LINK and adjust
5135         type of link variables.
5136         (find_single_use, insn_a_feeds_b, combine_instructions): Likewise.
5137         (try_combine, record_promoted_values, distribute_notes): Likewise.
5138         (distribute_links): Likewise.  Tweak prototype.
5139         (clear_log_links): Delete.
5140         (adjust_for_new_dest): Call alloc_insn_link.
5141         * Makefile.in (combine.o): Depend on $(OBSTACK_H).
5142
5143 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5144
5145         * gcse.c (modify_mem_list): Convert to an array of VECs.
5146         (canon_modify_mem_list, compute_transp): Tweak formatting.
5147         (alloc_gcse_mem): Likewise.  Adjust for modify_mem_list change.
5148         (load_killed_in_block_p): Likewise.
5149         (record_last_mem_set_info): Likewise.
5150         (clear_modify_mem_tables): Likewise.
5151
5152 2011-04-05  Tom de Vries  <tom@codesourcery.com>
5153
5154         PR middle-end/48461
5155         * function.c (emit_use_return_register_into_block): Only define if
5156         HAVE_return.
5157
5158 2011-04-05  Eric Botcazou  <ebotcazou@adacore.com>
5159
5160         * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
5161
5162 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
5163
5164         * config/rx/rx-opts.h: New.
5165         * config/rx/rx.c (rx_cpu_type): Remove.
5166         (rx_handle_option): Don't assert that global structures are in
5167         use.  Access variables via opts pointer.  Defer most handling of
5168         OPT_mint_register_.  Use error_at.
5169         (rx_option_override): Handle deferred OPT_mint_register_ here.
5170         * config/rx/rx.h (enum rx_cpu_types): Move to rx-opts.h.
5171         * config/rx/rx.opt (config/rx/rx-opts.h: New HeaderInclude.
5172         (mcpu=): Use Enum and specifiy rx_cpu_type with Var.
5173         (rx_cpu_types): New Enum and EnumValue entries.
5174         (mint-register=): Use Defer and use Var accordingly.
5175
5176 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5177
5178         * debug.h (debug_flush_symbol_queue, debug_queue_symbol): Delete.
5179         (debug_free_queue, debug_nesting, symbol_queue_index): Delete.
5180         * final.c (debug_flush_symbol_queue, debug_queue_symbol):
5181         Move these...
5182         (debug_free_queue, debug_nesting, symbol_queue_index):
5183         ...and these...
5184         * dbxout.c: ...to here.  Make static.
5185
5186 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
5187
5188         * gcse.c (modify_pair): Define.  Define a VEC of it.
5189         (canon_modify_mem_list): Convert to an array of VECs.
5190         (free_insn_expr_list_list): Delete.
5191         (clear_modify_mem_tables): Call VEC_free instead.
5192         (record_last_mem_set_info): Don't modify canon_modify_mem_list.
5193         (alloc_gcse_mem): Adjust for canon_modify_mem_list change.
5194         (canon_list_insert, compute_transp): Likewise.
5195
5196 2011-04-05  Tom de Vries  <tom@codesourcery.com>
5197
5198         PR target/43920
5199         * config/arm/arm.h (BRANCH_COST): Set to 1 for Thumb-2 when optimizing
5200         for size.
5201
5202 2011-04-05  Tom de Vries  <tom@codesourcery.com>
5203
5204         PR target/43920
5205         * function.c (emit_use_return_register_into_block): New function.
5206         (thread_prologue_and_epilogue_insns): Use
5207         emit_use_return_register_into_block.
5208
5209 2011-04-05  Tom de Vries  <tom@codesourcery.com>
5210
5211         PR target/43920
5212         * cfgcleanup.c (flow_find_cross_jump): Don't count USE or CLOBBER as
5213         insn.
5214
5215 2011-04-05  Tom de Vries  <tom@codesourcery.com>
5216
5217         * cfgcleanup.c (try_crossjump_bb): Remove 2 superfluous variables.
5218
5219 2011-04-05  Yufeng Zhang  <yufeng.zhang@arm.com>
5220
5221         * config/arm/arm.md (define_constants for unspec): Replace with
5222         define_c_enum.
5223         (define_constants for unspecv): Replace with define_c_enum.
5224         * config/arm/neon.md (define_constants for unspec): Replace with
5225         define_c_enum.
5226
5227 2011-04-04  Richard Henderson  <rth@redhat.com>
5228
5229         PR bootstrap/48400
5230         * dwarf2out.c (output_line_info): Always emit line info from
5231         at least one section.
5232         (dwarf2out_init): Create text_section_line_info here ...
5233         (set_cur_line_info_table): ... not here.
5234
5235 2011-04-04  Vladimir Makarov  <vmakarov@redhat.com>
5236
5237         PR target/48380
5238         * ira.c (ira): Call grow_reg_equivs when fix_reg_equiv_init is
5239         not called.
5240
5241         * ira-emit.c (emit_move_list): Update reg_equiv_init insn list.
5242
5243 2011-04-04  Steven Bosscher  <steven@gcc.gnu.org>
5244
5245         * cprop.c (struct expr): Split 'expr' field in 'dest' and 'src'.
5246         (expr_equiv_p): Remove.
5247         (insert_set_in_table): Look at <dest, src> pair instead of expr.
5248         (hash_scan_set): Update call to insert_set_in_table.
5249         (dump_hash_table): Dump <dest, src> pair.
5250         (lookup_set): Simplify.  Lookup <dest, src> pair.
5251         (compute_transp): Remove, fold heavily simplified code into...
5252         (compute_local_properties): ...here.  Expect COMP and TRANSP
5253         unconditionally.
5254         (find_avail_set): Take set directly from struct expr.
5255         (find_bypass-set): Likewise.
5256         (bypass_block): Likewise.
5257         (cprop_insn): Likewise.  Remove redundant INSN_P test.
5258
5259         * cprop.c (implicit_set_cond_p): Assume nothing about COND, move
5260         checks on form of COND from find_implicit_sets to here.
5261         (find_implicit_sets): Cleanup control flow. Split critical edges
5262         if it exposes implicit sets.  Allocate/resize implicit_sets as
5263         necessary.
5264         (one_cprop_pass): Only delete unreachable blocks if local_cprop_pass
5265         changed something.  Run df_analyze after find_implicit_sets if any
5266         edges were split.  Do not allocate implicit_sets here.
5267
5268         * cprop.c: s/gcse/cprop/ everywhere except for flag_gcse.
5269         (gcse_obstack): Renamed to cprop_obstack.
5270         (GNEW, GNEWVEC, GNEWVAR): Remove.
5271         (gmalloc): Remove.
5272         (alloc_hash_table): Use XNEWVAR instead of GNEWVAR.
5273         (GOBNEW, GOBNEWVAR): Adjust for gcse_obstack renaming.
5274         (gcse_alloc): Likewise, and rename to cprop_alloc.
5275         (alloc_gcse_men, free_gcse_mem): Remove.
5276         (gcse_constant_p): Rename to cprop_constant_p, and adjust all callers.
5277         (compute_hash_table_work): Allocate and free reg_set_bitmap here.
5278         (one_cprop_pass): Likewise. Adjust for gcse_obstack renaming.
5279
5280         * cprop.c (oprs_not_set_p): Remove.
5281         (mark_set, mark_clobber): Remove.
5282         (mark_oprs_set): Rewrite using DF_INSN_INFO_DEFS cache.
5283         (reg_not_set_p): New function.
5284         (find_avail_set): Use reg_not_set_p instead of oprs_not_set_p.
5285         (cprop_insn): Likewise.
5286         (cprop_jump): Use FOR_EACH_EDGE.
5287
5288 2011-04-04  Bernd Schmidt  <bernds@codesourcery.com>
5289
5290         PR bootstrap/48403
5291         * haifa-sched.c (nonscheduled_insns_begin): New static variable.
5292         (rank_for_schedule): Use scheduled_insns vector instead of
5293         last_scheduled_insn.
5294         (ok_for_early_queue_removal): Likewise.
5295         (queue_to_ready): Search forward in nonscheduled_insns_begin if
5296         we have a dbg_cnt.
5297         (choose_ready): Likewise.
5298         (commit_schedule): Use VEC_iterate.
5299         (schedule_block): Initialize nonscheduled_insns_begin.  If we have
5300         a dbg_cnt, use it and ensure the first insn is in the ready list.
5301         (haifa_sched_init): Allocate scheduled_insns.
5302         (sched_extend_ready_list): Don't allocate it; reserve space.
5303         (haifa_sched_finish): Free it.
5304
5305 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
5306
5307         * optc-gen.awk: Always remove type from Variable entry before
5308         recording in var_seen.
5309
5310 2011-04-04  Eric Botcazou  <ebotcazou@adacore.com>
5311
5312         * cfghooks.c (tidy_fallthru_edges): Add ??? comment.
5313         * tree-inline.c (delete_unreachable_blocks_update_callgraph): Remove
5314         call to tidy_fallthru_edges.
5315
5316 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
5317
5318         * doc/options.texi (ToLower): Document.
5319         * opt-functions.awk (switch_bit_fields): Initialize cl_tolower field.
5320         * opts-common.c (decode_cmdline_option): Handle cl_tolower.
5321         * opts.h (cl_option): Add cl_tolower field.
5322         * config/rx/rx.c (rx_handle_option): Use strcmp of -mcpu=
5323         arguments with lowercase strings.
5324         * config/rx/rx.opt (mcpu=): Add ToLower.
5325         * config/rx/t-rx (MULTILIB_MATCHES): Don't handle uppercase -mcpu=
5326         argument.
5327
5328 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
5329
5330         * config/pdp11/pdp11.h (IRA_COVER_CLASSES): Delete.
5331
5332 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
5333
5334         * config/vax/vax.c: Include reload.h.
5335
5336 2011-04-04  Anatoly Sokolov  <aesok@post.ru>
5337
5338         * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Remove.
5339         * config/sparc/sparc.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
5340         (sparc_preferred_reload_class): New function.
5341
5342 2011-04-04  Jakub Jelinek  <jakub@redhat.com>
5343
5344         PR debug/48401
5345         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
5346         Use PAT_VAR_LOCATION_LOC instead of INSN_VAR_LOCATION_LOC.
5347
5348 2011-04-03  Nathan Froyd  <froydnj@codesourcery.com>
5349
5350         * tree.h (struct tree_const_decl): Inherit from tree_decl_common.
5351         * tree.c (initialize_tree_contains_struct): Adjust accordingly.
5352
5353 2011-04-03  Anatoly Sokolov  <aesok@post.ru>
5354
5355         * config/avr/avr.h (ASM_OUTPUT_BSS): Remove.
5356         (ASM_OUTPUT_ALIGNED_BSS): Define.
5357
5358 2011-04-03  Michael Matz  <matz@suse.de>
5359
5360         * lto-streamer.h (struct lto_streamer_cache_d): Remove offsets
5361         and next_slot members.
5362         (lto_streamer_cache_insert, lto_streamer_cache_insert_at,
5363         lto_streamer_cache_lookup, lto_streamer_cache_get): Adjust prototypes.
5364         (lto_streamer_cache_append): Declare.
5365         * lto-streamer.c (lto_streamer_cache_add_to_node_array): Use
5366         unsigned index, remove offset parameter, ensure that we append
5367         or update existing entries.
5368         (lto_streamer_cache_insert_1): Use unsigned index, remove offset_p
5369         parameter, update next_slot for append.
5370         (lto_streamer_cache_insert): Use unsigned index, remove offset_p
5371         parameter.
5372         (lto_streamer_cache_insert_at): Likewise.
5373         (lto_streamer_cache_append): New function.
5374         (lto_streamer_cache_lookup): Use unsigned index.
5375         (lto_streamer_cache_get): Likewise.
5376         (lto_record_common_node): Don't test tree_node_can_be_shared.
5377         (preload_common_node): Adjust call to lto_streamer_cache_insert.
5378         (lto_streamer_cache_delete): Don't free offsets member.
5379         * lto-streamer-out.c (eq_string_slot_node): Use memcmp.
5380         (lto_output_string_with_length): Use lto_output_data_stream.
5381         (lto_output_tree_header): Remove ix parameter, don't write it.
5382         (lto_output_builtin_tree): Likewise.
5383         (lto_write_tree): Adjust callers to above, don't track and write
5384         offset, write unsigned index.
5385         (output_unreferenced_globals): Don't emit all global vars.
5386         (write_global_references): Use unsigned indices.
5387         (lto_output_decl_state_refs): Likewise.
5388         (write_symbol): Likewise.
5389         * lto-streamer-in.c (lto_input_chain): Move earlier.
5390         (input_function): Use unsigned index.
5391         (input_alias_pairs): Don't read and then ignore all global vars.
5392         (lto_materialize_tree): Remove ix_p parameter, don't read index,
5393         don't pass it back, use lto_streamer_cache_append.
5394         (lto_register_var_decl_in_symtab): Use unsigned index.
5395         (lto_register_function_decl_in_symtab): Likewise.
5396         (lto_get_pickled_tree): Don't read in or handle offset, read unsigned
5397         index.
5398         (lto_get_builtin_tree): Don't read index, use
5399         lto_streamer_cache_append.
5400         (lto_read_tree): Adjust call to lto_materialize_tree.
5401
5402         * ipa-inline.c (cgraph_edge_badness): Move growth calculaton,
5403         don't use function calls in arguments to MIN.
5404
5405         * varasm.c (decl_binds_to_current_def_p): Don't check TREE_PUBLIC
5406         twice.
5407
5408         * gimple.c (gimple_type_leader_entry): Mark deletable.
5409
5410 2011-04-03  Alan Modra  <amodra@gmail.com>
5411
5412         * dwarf2out.c (mem_loc_descriptor): Recurse on LO_SUM.
5413
5414 2011-04-03  Michael Matz  <matz@suse.de>
5415
5416         * tree.c (free_lang_data_in_decl): Zero DECL_VINDEX if it's not
5417         an integer.
5418         * tree.h (tree_decl_non_common.vindex): Adjust comment.
5419
5420 2011-04-03  Michael Matz  <matz@suse.de>
5421
5422         * cgraphbuild.c (record_reference): Canonicalize constructor values.
5423         * gimple-fold.c (canonicalize_constructor_val): Accept being called
5424         without function context.
5425         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear
5426         current_function_decl and cfun.
5427
5428 2011-04-03  Michael Matz  <matz@suse.de>
5429
5430         * tree.c (decl_init_priority_insert): Don't create entry for
5431         default priority.
5432         (decl_fini_priority_insert): Ditto.
5433         (fields_compatible_p, find_compatible_field): Remove.
5434         * tree.h (fields_compatible_p, find_compatible_field): Remove.
5435         * gimple.c (gimple_compare_field_offset): Adjust block comment.
5436
5437 2011-04-03  Eric Botcazou  <ebotcazou@adacore.com>
5438
5439         * combine.c (try_combine): Remove useless local variable.
5440
5441 2011-04-03  Richard Guenther  <rguenther@suse.de>
5442             Ira Rosen  <ira.rosen@linaro.org>
5443
5444         * tree-if-conv.c (memrefs_read_or_written_unconditionally): Strip all
5445         non-variable offsets and compare the remaining bases of the two
5446         accesses instead of looking for exact same data-ref.
5447
5448 2011-04-02  Kai Tietz  <ktietz@redhat.com>
5449
5450         PR target/48416
5451         * i386.c (ix86_function_arg_boundary): Fix printf formatter.
5452
5453         * i386.c (ix86_is_msabi_thiscall): New helper function.
5454         (ix86_is_type_thiscall): New helper function.
5455         (ix86_comp_type_attributes): Handle thiscall for method-functions
5456         special.
5457         (init_cumulative_args): Likewise.
5458         (find_drap_reg): Likewise.
5459         (ix86_static_chain): Likewise.
5460         (x86_this_parameter): Likewise.
5461         (x86_output_mi_thunk): Likewise.
5462
5463 2011-04-01  Olivier Hainque  <hainque@adacore.com>
5464             Nicolas Setton  <setton@adacore.com>
5465             Eric Botcazou  <ebotcazou@adacore.com>
5466
5467         * dwarf2out.c (dwarf_attr_name): Map DW_AT_GNAT_descriptive_type.
5468         (add_gnat_descriptive_type_attribute): New function.
5469         (gen_array_type_die): Call it.
5470         (gen_enumeration_type_die): Likewise.
5471         (gen_struct_or_union_type_die): Likewise.
5472         (modified_type_die): Likewise.
5473         * langhooks.h (lang_hooks_for_types): New descriptive_type hook.
5474         * langhooks-def.h (LANG_HOOKS_DESCRIPTIVE_TYPE): Default to NULL.
5475         (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_DESCRIPTIVE_TYPE.
5476
5477 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
5478
5479         PR bootstrap/48148
5480         * dwarf2out.c (resolve_addr): Don't call force_decl_die
5481         if DECL_EXTERNAL has non-NULL DECL_ABSTRACT_ORIGIN.
5482
5483         Revert:
5484         2011-03-17  Richard Guenther  <rguenther@suse.de>
5485
5486         PR bootstrap/48148
5487         * lto-cgraph.c (input_overwrite_node): Clear the abstract
5488         origin for decls in other ltrans units.
5489         (input_varpool_node): Likewise.
5490
5491 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
5492
5493         PR middle-end/48335
5494         * expr.c (expand_assignment): Handle all possibilities
5495         if TO_RTX is CONCAT.
5496         * expmed.c (store_bit_field_1): Avoid trying to create invalid SUBREGs.
5497         (store_split_bit_field): If SUBREG_REG (op0) or
5498         op0 itself has smaller mode than word, return it
5499         for offset 0 and const0_rtx for out-of-bounds stores.
5500         If word is const0_rtx, skip it.
5501
5502 2011-04-01  Naveen H.S  <naveen.S@kpitcummins.com>
5503
5504         * config/h8300/h8300.c (print_operand_address): Rename to...
5505         (h8300_print_operand_address): ...this. Make static. Adjust comments.
5506         Call h8300_print_operand and h8300_print_operand_address instead of
5507         print_operand and print_operand_address. Declare.
5508         (print_operand): Renake to...
5509         (h8300_print_operand): ...this. Make static. Adjust comments.
5510         Call h8300_print_operand instead of print_operand. Declare.
5511         (h8300_print_operand_punct_valid_p): Moved from h8300.h file.
5512         (h8300_register_move_cost): Likewise.
5513         (TARGET_PRINT_OPERAND_PUNCT_VALID_P, TARGET_PRINT_OPERAND
5514         TARGET_PRINT_OPERAND_ADDRESS, TARGET_REGISTER_MOVE_COST): Define.
5515         * config/h8300/h8300.h (PRINT_OPERAND_ADDRESS, PRINT_OPERAND
5516         PRINT_OPERAND_PUNCT_VALID_P, REGISTER_MOVE_COST): Delete.
5517         * config/h8300/h8300-protos.h (print_operand): Delete.
5518         (print_operand_address): Delete.
5519
5520 2011-04-01  Richard Henderson  <rth@redhat.com>
5521
5522         PR 48400
5523         * dwarf2out.c (dwarf2out_source_line): Disable discriminators
5524         in strict mode before dwarf4.  Re-order tests to early out
5525         before switching sections.
5526
5527 2011-04-01  Nathan Froyd  <froydnj@codesourcery.com>
5528
5529         * config/h8300/constraints.md: New file.
5530         * config/h8300/h8300.md: Include it.  Use satisfies_constraint_J,
5531         satisfies_constraint_L, and satisfies_constraint_N for peephole2s.
5532         (*tst_extzv_1_n, *tstsi_variable_bit_qi): Use satisfies_constraint_U.
5533         * config/h8300/predicates.md (bit_operand): Likewise.
5534         (incdec_operand): Use satisfies_constraint_M and
5535         satisfies_constraint_O.  Don't use C code block.
5536         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Delete.
5537         * config/h8300/h8300.c (h8300_reg_class_from_letter): Delete.
5538         (compute_mov_length): Use satisfies_constraint_G.
5539         (fix_bit_operand): Use satisfies_constraint_U.
5540         * config/h8300/h8300.h (REG_CLASS_FROM_LETTER): Delete.
5541         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Delete.
5542         (CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O): Delete.
5543         (CONST_OK_FOR_Ppositive, CONST_OK_FOR_Pnegative): Delete.
5544         (CONST_OK_FOR_P, CONSTRAINT_LEN_FOR_P): Delete.
5545         (CONST_OK_FOR_CONSTRAINT_P, CONST_OK_FOR_LETTER_P): Delete.
5546         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
5547         (OK_FOR_Q, OK_FOR_R, OK_FOR_S, OK_FOR_T, OK_FOR_U, OK_FOR_WU): Delete.
5548         (OK_FOR_W, CONSTRAINT_LEN_FOR_W, OK_FOR_Y2, OK_FOR_Y0): Delete.
5549         (OK_FOR_Y, CONSTRAINT_LEN_FOR_Y, OK_FOR_Z): Delete.
5550         (EXTRA_CONSTRAINT_STR, CONSTRAINT_LEN): Delete.
5551         (EXTRA_MEMORY_CONSTRAINT): Delete.
5552
5553 2011-04-01  Andrew Pinski  <pinskia@gmail.com>
5554             Michael Meissner  <meissner@linux.vnet.ibm.com>
5555
5556         PR target/48262
5557         * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
5558         operands, as per the specifications.
5559
5560         * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
5561         (vec_extract_evenv4sf): Ditto.
5562         (vec_extract_evenv8hi): Ditto.
5563         (vec_extract_evenv16qi): Ditto.
5564         (vec_extract_oddv4si): Ditto.
5565
5566 2011-03-31  Mark Wielaard  <mjw@redhat.com>
5567
5568         * dwarf2out.c (dwarf2out_finish): Don't add low_pc and/or
5569         high_pc attribute if the CU has no associated code. Only output
5570         DW_AT_entry_pc for CU if not generating strict dwarf and
5571         dwarf_version < 4.
5572
5573 2011-04-01  Bernd Schmidt  <bernds@codesourcery.com>
5574
5575         * dwarf2out.h (dwarf2out_frame_debug_init): Declare.
5576         * dwarf2out.c (dwarf2out_frame_debug_init): New function, broken
5577         out of ...
5578         (dwarf2out_frame_debug): ... here. Don't handle a NULL argument.
5579         * final.c (final_start_function): Call the new function rather
5580         than using a NULL argument for dwarf2out_frame_debug.
5581
5582         * ifcvt.c (cond_exec_process_insns): Disallow converting a block
5583         that contains the prologue.
5584
5585         * haifa-sched.c (queue_insn): New arg REASON.  All callers
5586         changed.  Print it in debugging output.
5587
5588         * sched-ebb.c (schedule_ebbs): Honor the BB_DISABLE_SCHEDULE flag.
5589
5590         * sched-ebb.c (begin_schedule_ready): Remove second argument.
5591         Split most of the code into...
5592         (begin_move_insn): ... here.  New function.
5593         (ebb_sched_info): Add a pointer to it.
5594         * haifa-sched.c (scheduled_insns): New static variable.
5595         (sched_extend_ready_list): Allocate it.
5596         (schedule_block): Use it to record the order of scheduled insns.
5597         Perform RTL changes to move insns only after all scheduling
5598         decisions have been made.
5599         * modulo-sched.c (sms_sched_haifa_sched_info): Add NULL entry for the
5600         begin_move_insn field.
5601         * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
5602         * sched-int.h (struct haifa_sched_info): Remove second argument
5603         from begin_schedule_ready hook.  Add new member begin_move_insn.
5604         * sched-rgn.c (begin_schedule_ready): Remove second argument.
5605         (rgn_const_sched_info): Add NULL entry for the begin_move_insn field.
5606
5607         * haifa-sched.c (prune_ready_list): New function, broken out of
5608         schedule_block.
5609         (schedule_block): Use it.
5610
5611 2011-04-01  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
5612
5613         * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
5614
5615 2011-04-01  Kai Tietz  <ktietz@redhat.com>
5616
5617         * config.gcc (*-*-mingw*): Allow as option the
5618         posix threading model.
5619         * config/i386/mingw32.h (SPEC_PTHREAD1,  SPEC_PTHREAD2):
5620         New macros defined dependent to TARGET_USE_PTHREAD_BY_DEFAULT
5621         definition.
5622         (CPP_SPEC): Add pthread/no-pthread handling.
5623         (LIB_SPEC): Likewise.
5624         * config/i386/mingw-w64.h (CPP_SPEC):Likewise.
5625         (LIB_SPEC): Likewise.
5626         * config/i386/t-cygming (SHLIB_PTHREAD_CFLAG): New
5627         flag to pass -pthread option for shared libgcc build.
5628         (SHLIB_PTHREAD_LDFLAG): New option to pass -lpthread
5629         for shared libgcc build.
5630         * config/i386/t-mingw-pthread: New file.
5631         * config/i386/mingw-pthread.h (TARGET_USE_PTHREAD_BY_DEFAULT):
5632         New define to enable use of library pthread by default.
5633         * config/i386/mingw.opt (pthread): New driver option.
5634         (no-pthread): New driver option.
5635         * config/i386/cygming.opt: Make sure trailing empty line is retained.
5636         * config/i386/mingw-w64.opt: Likewise.
5637
5638 2011-04-01  Gary Funck <gary@intrepid.com>
5639
5640         * c-decl.c (grokdeclarator): Fix formatting.
5641
5642 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
5643
5644         * expr.c (emit_block_move_via_movmem): Use n_generator_args
5645         instead of n_operands.
5646         (set_storage_via_setmem): Likewise.
5647         * optabs.c (maybe_gen_insn): Likewise.
5648         * config/arm/arm.c (arm_init_neon_builtins): Likewise.
5649         * config/mips/mips.c (mips_expand_builtin_compare_1): Likewise.
5650         (mips_expand_builtin_direct): Likewise.
5651         * config/spu/spu.c (expand_builtin_args): Likewise.
5652
5653 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
5654
5655         * recog.h (insn_data_d): Add n_generator_args.
5656         * genoutput.c (data): Likewise.
5657         (output_insn_data): Print it.
5658         (max_opno, num_dups): Delete.
5659         (scan_operands): Just fill in "d->operand[...]".
5660         (gen_insn, gen_peephole, gen_expand, gen_split): Use get_pattern_stats.
5661
5662 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
5663
5664         * gensupport.h (pattern_stats): New structure.
5665         * gensupport.c (get_pattern_stats_1, get_pattern_stats): New functions.
5666         * genemit.c (max_opno, max_dupno, max_scratch_opno): Delete.
5667         (max_operand_1, max_operand_vec): Delete.
5668         (gen_insn, gen_expand, gen_split): Use get_pattern_stats.
5669
5670 2011-03-31  Nathan Froyd  <froydnj@codesourcery.com>
5671
5672         * emit-rtl.c (emit_pattern_after_setloc): New function.
5673         (emit_insn_after_setloc, emit_jump_insn_after_setloc): Call it.
5674         (emit_call_insn_after_setloc, emit_debug_insn_after_setloc): Likewise.
5675         (emit_pattern_after): New function.
5676         (emit_insn_after, emit_jump_insn_after): Call it.
5677         (emit_call_insn_after, emit_debug_insn_after): Likewise.
5678         (emit_pattern_before_setloc): New function.
5679         (emit_insn_before_setloc, emit_jump_insn_before_setloc): Call it.
5680         (emit_call_insn_before_setloc, emit_debug_insn_before_setloc):
5681         Likewise.
5682         (emit_pattern_before): New function.
5683         (emit_insn_before, emit_jump_insn_before): Call it.
5684         (emit_call_insn_before, emit_debug_insn_before): Likewise.
5685
5686 2011-03-31  Richard Henderson  <rth@redhat.com>
5687
5688         * dwarf2out.c (dw_separate_line_info_ref): Remove.
5689         (dw_separate_line_info_entry): Remove.
5690         (enum dw_line_info_opcode): New.
5691         (dw_line_info_entry): Use it.
5692         (dw_line_info_table, dw_line_info_table_p): New.
5693         (DWARF_LINE_OPCODE_BASE): Include dwarf3 opcodes.
5694         (line_info_table, line_info_label_num): Remove.
5695         (line_info_table_in_use): Remove.
5696         (separate_line_info_table): Remove.
5697         (separate_line_info_table_allocated): Remove.
5698         (separate_line_info_table_in_use): Remove.
5699         (LINE_INFO_TABLE_INCREMENT): Remove.
5700         (line_info_label_num): New.
5701         (cur_line_info_table): New.
5702         (text_section_line_info, cold_text_section_line_info): New.
5703         (separate_line_info): New.
5704         (SEPARATE_LINE_CODE_LABEL): Remove.
5705         (print_dwarf_line_table): Remove.
5706         (debug_dwarf): Don't dump it.
5707         (output_one_line_info_table): New.
5708         (output_line_info): Use it.
5709         (new_line_info_table): New.
5710         (set_cur_line_info_table): New.
5711         (dwarf2out_switch_text_section): Use it.
5712         (dwarf2out_begin_function): Likewise.
5713         (push_dw_line_info_entry): New.
5714         (dwarf2out_source_line): Rewrite for new line info tables.
5715         (dwarf2out_init): Remove dead initailizations.
5716
5717 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
5718
5719         * opts.h (cl_option): Add comments to fields.  Add bit-fields for
5720         various flags.
5721         (CL_SEPARATE_NARGS_SHIFT, CL_SEPARATE_NARGS_MASK,
5722         CL_SEPARATE_ALIAS, CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE,
5723         CL_DISABLED, CL_REPOR, CL_REJECT_NEGATIVE, CL_MISSING_OK,
5724         CL_UINTEGER, CL_NEGATIVE_ALIAS): Remove.
5725         (CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED): Update bit positions.
5726         * opt-functions.awk (flag_init, switch_bit_fields): New.
5727         (switch_flags): Don't handle flags moved to bit-fields.  Don't
5728         generate CL_MISSING_OK or CL_SAVE.
5729         * optc-gen.awk: Update to generate bit-field output as well as
5730         flags field.
5731         * gcc.c (driver_wrong_lang_callback): Use cl_reject_driver
5732         bit-field instead of CL_REJECT_DRIVER flag.
5733         * opts-common.c (generate_canonical_option,
5734         decode_cmdline_option): Use bit-fields instead of CL_* flags.
5735         * opts.c (maybe_default_option): Use cl_reject_negative bit-field
5736         instead of CL_REJECT_NEGATIVE flag.
5737         * toplev.c (print_switch_values): Use cl_report bit-field instead
5738         of CL_REPORT flag.
5739
5740 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
5741
5742         * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
5743         a zero minimum index only if it is redundant.
5744
5745 2011-03-31  Vladimir Makarov  <vmakarov@redhat.com>
5746
5747         PR rtl-optimization/48381
5748         * ira-color.c (assign_hard_reg): Use hard reg set intersection
5749         instead of ira_class_hard_reg_index for calculating conflicting
5750         hard registers.
5751
5752 2011-03-31  Steven Bosscher  <steven@gcc.gnu.org>
5753
5754         * cprop.c: Clean up hash table building.
5755         (reg_avail_info): Remove.
5756         (oprs_available_p): Remove.
5757         (record_last_reg_set_info): Remove.
5758         (record_last_set_info): Remove.
5759         (reg_available_p): New function.
5760         (gcse_constant_p): Do not treat unfolded conditions as constants.
5761         (make_set_regs_unavailable): New function.
5762         (hash_scan_set): Simplify with new reg_available_p.
5763         (compute_hash_table_work): Traverse insns stream only once.
5764         Do not compute reg_avail_info. Traverse insns in reverse order.
5765         Record implicit sets after recording explicit sets from the block.
5766
5767 2011-03-31  Michael Matz  <matz@suse.de>
5768
5769         * builtins.c (build_va_arg_indirect_ref): Use build_simple_mem_ref_loc.
5770
5771 2011-03-31  Anatoly Sokolov  <aesok@post.ru>
5772
5773         * config/h8300/h8300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove macro.
5774         * config/h8300/h8300-protos.h (h8300_get_index): Remove.
5775         * config/h8300/h8300.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
5776         (h8300_mode_dependent_address_p): New function.
5777         (h8300_get_index): Make static.
5778
5779 2011-03-31  Jeff Law  <law@redhat.com>
5780
5781         * reload1.c (elimination_effects): Fix typo in recent change.
5782
5783         * tree-ssa-forwprop.c (forward_propagate_into_cond): Avoid
5784         typo potentially leading to null pointer dereference.
5785
5786         * caller-save.c (new_saved_hard_reg): Eliminate return value.
5787         (setup_save_areas): Corresponding changes to avoid useless
5788         assignments.
5789
5790         * jump.c (reversed_comparison_code_parts): Avoid successive return
5791         statements when REVERSE_CONDITION is defined.
5792
5793         * expr.c (expand_assignment): Avoid useless assignments.
5794         (expand_expr_real_1): Likewise.
5795         (expand_expr_real_2): Avoid useless statements.
5796
5797         * tree-ssa-phiopt.c (minmax_replacement): Avoid useless statement.
5798
5799         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
5800
5801         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Avoid useless
5802         statements.
5803
5804         * stmt.c (expand_expr_stmt): Avoid useless assignment.
5805
5806 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
5807
5808         PR target/47109
5809         * doc/tm.texi.in (TARGET_VERSION): Remove.
5810         * doc/tm.texi: Regenerate.
5811         * system.h (TARGET_VERSION, MACHINE_TYPE): Poison.
5812         * collect2.c (main): Don't use TARGET_VERSION.
5813         * mips-tdump.c (main): Don't use TARGET_VERSION.
5814         * mips-tfile.c (main): Don't use TARGET_VERSION.
5815         * config.gcc (powerpc-wrs-vxworksae): Don't use rs6000/vxworksae.h.
5816         * config/rs6000/vxworksae.h: Remove.
5817         * config/alpha/alpha.h (TARGET_VERSION): Remove.
5818         * config/alpha/freebsd.h (TARGET_VERSION): Remove.
5819         * config/alpha/linux-elf.h (TARGET_VERSION): Remove.
5820         * config/alpha/netbsd.h (TARGET_VERSION): Remove.
5821         * config/alpha/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
5822         * config/arm/arm.h (TARGET_VERSION): Remove.
5823         * config/arm/coff.h (TARGET_VERSION): Remove.
5824         * config/arm/ecos-elf.h (TARGET_VERSION): Remove.
5825         * config/arm/elf.h (TARGET_VERSION): Remove.
5826         * config/arm/freebsd.h (TARGET_VERSION): Remove.
5827         * config/arm/linux-elf.h (TARGET_VERSION): Remove.
5828         * config/arm/netbsd-elf.h (TARGET_VERSION): Remove.
5829         * config/arm/pe.h (TARGET_VERSION): Remove.
5830         * config/arm/rtems-elf.h (TARGET_VERSION): Remove.
5831         * config/arm/semi.h (TARGET_VERSION): Remove.
5832         * config/arm/uclinux-elf.h (TARGET_VERSION): Remove.
5833         * config/arm/unknown-elf.h (TARGET_VERSION): Remove.
5834         * config/arm/vxworks.h (TARGET_VERSION): Remove.
5835         * config/avr/avr.h (TARGET_VERSION): Remove.
5836         * config/bfin/bfin.h (TARGET_VERSION): Remove.
5837         * config/fr30/fr30.h (TARGET_VERSION): Remove.
5838         * config/frv/frv.h (TARGET_VERSION): Remove.
5839         * config/h8300/h8300.h (TARGET_VERSION): Remove.
5840         * config/i386/cygwin.h (TARGET_VERSION): Remove.
5841         * config/i386/darwin.h (TARGET_VERSION): Remove.
5842         * config/i386/darwin64.h (TARGET_VERSION): Remove.
5843         * config/i386/djgpp.h (TARGET_VERSION): Remove.
5844         * config/i386/freebsd.h (TARGET_VERSION): Remove.
5845         * config/i386/freebsd64.h (TARGET_VERSION): Remove.
5846         * config/i386/gnu.h (TARGET_VERSION): Remove.
5847         * config/i386/i386-interix.h (TARGET_VERSION): Remove.
5848         * config/i386/i386elf.h (TARGET_VERSION): Remove.
5849         * config/i386/linux.h (TARGET_VERSION): Remove.
5850         * config/i386/linux64.h (TARGET_VERSION): Remove.
5851         * config/i386/lynx.h (TARGET_VERSION): Remove.
5852         * config/i386/mingw32.h (TARGET_VERSION): Remove.
5853         * config/i386/netbsd-elf.h (TARGET_VERSION): Remove.
5854         * config/i386/netbsd64.h (TARGET_VERSION): Remove.
5855         * config/i386/netware.h (TARGET_VERSION): Remove.
5856         * config/i386/nto.h (TARGET_VERSION): Remove.
5857         * config/i386/openbsd.h (TARGET_VERSION): Remove.
5858         * config/i386/vxworks.h (TARGET_VERSION): Remove.
5859         * config/ia64/elf.h (TARGET_VERSION): Remove.
5860         * config/ia64/freebsd.h (TARGET_VERSION): Remove.
5861         * config/ia64/hpux.h (TARGET_VERSION): Remove.
5862         * config/ia64/linux.h (TARGET_VERSION): Remove.
5863         * config/ia64/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
5864         * config/iq2000/iq2000.h (IQ2000_VERSION, MACHINE_TYPE,
5865         TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
5866         * config/lm32/lm32.h (TARGET_VERSION): Remove.
5867         * config/lm32/uclinux-elf.h (TARGET_VERSION): Remove.
5868         * config/m32c/m32c.h (TARGET_VERSION): Remove.
5869         * config/m32r/linux.h (LINUX_DEFAULT_ELF, TARGET_VERSION): Remove.
5870         * config/m32r/m32r.h (TARGET_VERSION): Remove.
5871         * config/m68k/linux.h (TARGET_VERSION): Remove.
5872         * config/m68k/m68k.h (TARGET_VERSION): Remove.
5873         * config/m68k/netbsd-elf.h (TARGET_VERSION): Remove.
5874         * config/m68k/uclinux.h (TARGET_VERSION): Remove.
5875         * config/mcore/mcore-elf.h (TARGET_VERSION): Remove.
5876         * config/mep/mep.h (TARGET_VERSION): Remove.
5877         * config/microblaze/microblaze.h (MICROBLAZE_VERSION,
5878         MACHINE_TYPE, TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
5879         * config/mips/iris6.h (MACHINE_TYPE): Remove.
5880         * config/mips/linux.h (TARGET_VERSION): Remove.
5881         * config/mips/netbsd.h (MACHINE_TYPE): Remove.
5882         * config/mips/vxworks.h (TARGET_VERSION): Remove.
5883         * config/mmix/mmix.h (TARGET_VERSION): Remove.
5884         * config/mn10300/linux.h (TARGET_VERSION): Remove.
5885         * config/mn10300/mn10300.h (TARGET_VERSION): Remove.
5886         * config/pa/pa.h (TARGET_VERSION): Remove.
5887         * config/pdp11/pdp11.h (TARGET_VERSION): Remove.
5888         * config/picochip/picochip.h (TARGET_VERSION): Remove.
5889         * config/rs6000/aix.h (TARGET_VERSION): Remove.
5890         * config/rs6000/darwin.h (TARGET_VERSION): Remove.
5891         * config/rs6000/darwin64.h (TARGET_VERSION): Remove.
5892         * config/rs6000/eabi.h (TARGET_VERSION): Remove.
5893         * config/rs6000/eabialtivec.h (TARGET_VERSION): Remove.
5894         * config/rs6000/eabisim.h (TARGET_VERSION): Remove.
5895         * config/rs6000/eabispe.h (TARGET_VERSION): Remove.
5896         * config/rs6000/freebsd.h (TARGET_VERSION): Remove.
5897         * config/rs6000/linux.h (TARGET_VERSION): Remove.
5898         * config/rs6000/linux64.h (TARGET_VERSION): Remove.
5899         * config/rs6000/linuxaltivec.h (TARGET_VERSION): Remove.
5900         * config/rs6000/linuxspe.h (TARGET_VERSION): Remove.
5901         * config/rs6000/lynx.h (TARGET_VERSION): Remove.
5902         * config/rs6000/netbsd.h (TARGET_VERSION): Remove.
5903         * config/rs6000/sysv4.h (TARGET_VERSION): Remove.
5904         * config/rs6000/vxworks.h (TARGET_VERSION): Remove.
5905         * config/s390/linux.h (TARGET_VERSION): Remove.
5906         * config/s390/s390.h (TARGET_VERSION): Remove.
5907         * config/s390/tpf.h (TARGET_VERSION): Remove.
5908         * config/score/score.h (TARGET_VERSION): Remove.
5909         * config/sh/linux.h (TARGET_VERSION): Remove.
5910         * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN,
5911         TARGET_VERSION_CPU, TARGET_VERSION): Remove.
5912         * config/sh/sh.h (TARGET_VERSION): Remove.
5913         * config/sh/sh64.h (TARGET_VERSION): Remove.
5914         * config/sh/superh.h (TARGET_VERSION): Remove.
5915         * config/sh/vxworks.h (TARGET_VERSION): Remove.
5916         * config/sparc/freebsd.h (TARGET_VERSION): Remove.
5917         * config/sparc/linux.h (TARGET_VERSION): Remove.
5918         * config/sparc/linux64.h (TARGET_VERSION): Remove.
5919         * config/sparc/netbsd-elf.h (TARGET_VERSION, TARGET_NAME64,
5920         TARGET_NAME32, TARGET_NAME): Remove.
5921         * config/sparc/openbsd64.h (TARGET_VERSION): Remove.
5922         * config/sparc/sp-elf.h (TARGET_VERSION): Remove.
5923         * config/sparc/sp64-elf.h (TARGET_VERSION): Remove.
5924         * config/sparc/sysv4.h (TARGET_VERSION): Remove.
5925         * config/sparc/vxworks.h (TARGET_VERSION): Remove.
5926         * config/spu/spu.h (TARGET_VERSION): Remove.
5927         * config/stormy16/stormy16.h (TARGET_VERSION): Remove.
5928         * config/v850/v850.h (TARGET_VERSION): Remove.
5929         * config/vax/linux.h (TARGET_VERSION): Remove.
5930         * config/vax/vax.h (TARGET_NAME, TARGET_VERSION): Remove.
5931         * config/xtensa/elf.h (TARGET_VERSION): Remove.
5932         * config/xtensa/linux.h (TARGET_VERSION): Remove.
5933
5934 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
5935
5936         PR target/48142
5937         * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
5938         frame-related from frame-unrelated adjustments to the stack pointer.
5939
5940 2011-03-31  Jakub Jelinek  <jakub@redhat.com>
5941
5942         * common.opt (fdebug-types-section): Move earlier.
5943         * doc/invoke.texi: Fix up -fno-debug-types-section documentation.
5944
5945 2011-03-31  Andreas Tobler  <andreast@fgznet.ch>
5946
5947         * config/rs6000/rs6000.c (rs6000_handle_option): Remove unused isel
5948         var.
5949
5950 2011-03-30  Nathan Froyd  <froydnj@codesourcery.com>
5951
5952         * tree.h (CASE_CHAIN): Define.
5953         * tree-cfg.c (edge_to_cases_cleanup, get_cases_for_edge): Use it.
5954         (gimple_redirect_edge_and_branch): Likewise.
5955
5956 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
5957
5958         PR middle-end/48367
5959         * ira-costs.c (find_costs_and_classes): Fix a typo in i_mem_cost
5960         calculation.
5961
5962 2011-03-30  Jeff Law  <law@redhat.com>
5963
5964         * PR bootstrap/48371
5965         * reload1.c (reload): Fix botch in last change.
5966
5967         * reload.h (struct reload): Fix typo introduced in last change.
5968
5969 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
5970
5971         * config/arm/arm.opt (mhard-float, msoft-float): Mark
5972         Undocumented.  Remove help text.
5973         * doc/invoke.texi (ARM Options): Don't document -msoft-float and
5974         -mhard-float.
5975
5976 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
5977
5978         * doc/options.texi (NegativeAlias): Document.
5979         (Alias): Mention NegativeAlias.
5980         * opt-functions.awk: Handle NegativeAlias.
5981         * optc-gen.awk: Disallow NegativeAlias with multiple Alias arguments.
5982         * opts-common.c (decode_cmdline_option): Handle CL_NEGATIVE_ALIAS.
5983         * opts.h (CL_NEGATIVE_ALIAS): Define.
5984         * config/rs6000/rs6000.c (rs6000_parse_yes_no_option): Remove.
5985         (rs6000_handle_option): Don't handle OPT_mvrsave_, OPT_misel_ and
5986         OPT_mspe_.
5987         * config/rs6000/rs6000.opt (mvrsave=, misel=, mspe=): Replace with
5988         Alias entries.
5989         * config/rs6000/t-spe (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
5990         mno-spe and mno-isel instead of mspe=no and -misel=no.
5991
5992 2011-03-29  Mark Wielaard  <mjw@redhat.com>
5993
5994         * common.opt (fdebug-types-section): New flag.
5995         * doc/invoke.texi: Document new -fno-debug-types-section flag.
5996         * dwarf2out.c (use_debug_types): New define.
5997         (struct die_struct): Mark die_id with GTY desc use_debug_types.
5998         (print_die): Guard output of type unit signatures using
5999         use_debug_types.
6000         (build_abbrev_table): Replace assert of dwarf_version >= 4
6001         with assert on use_debug_types.
6002         (size_of_die): Likewise.
6003         (unmark_dies): Likewise.
6004         (value_format): Decide AT_ref_external form on use_debug_types.
6005         (output_die): Replace dwarf_version version check guard with
6006         use_debug_types where appropriate.
6007         (modified_type_die): Likewise.
6008         (gen_reference_type_die): Likewise.
6009         (dwarf2out_start_source_file): Likewise.
6010         (dwarf2out_end_source_file): Likewise.
6011         (prune_unused_types_walk_attribs): Likewise.
6012         (dwarf2out_finish): Likewise.
6013
6014 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
6015
6016         * ira-color.c (ira_assign_hard_reg): Use only one variable 'mode'.
6017
6018 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
6019
6020         PR rtl-optimization/48332
6021         * optabs.c (expand_binop_directly): Set xmodeN to the target-mandated
6022         mode of input operand N and modeN to its actual mode.
6023
6024 2011-03-30  Jeff Law  <law@redhat.com>
6025
6026         * reload.h (reg_equiv_constant): Move into new structure reg_equivs,
6027         define accessor macro.
6028         (reg_equiv_invariant, reg_equiv_memory_loc): Likewise.
6029         (reg_equiv_address, reg_equiv_mem, reg_equiv_alt_mem_list): Likewise.
6030         (reg_equiv_init): Likewise.
6031         (reg_equivs_size): New variable.
6032         (reg_equiv_init_size): Remove.
6033         (allocate_initial_values): Move prototype to here from....
6034         * integrate.h (allocate_initial_values): Remove prototype.
6035         * integrate.c: Include reload.h.
6036         (allocate_initial_values): Corresponding changes.
6037         * ira.c (find_reg_equiv_invariant_cost): Corresponding changes.
6038         (fix_reg_equiv_init, no_equiv): Corresponding changes.
6039         (update_equiv_regs): Corresponding changes.
6040         (ira): Corresponding changes.
6041         * reload.c (push_reg_equiv_alt_mem): Corresponding changes.
6042         (push_secondary_reload): Corresponding changes.
6043         (push_reload, find_reloads, find_reloads_toplev): Corresponding changes.
6044         (make_memloc, find_reloads_address): Corresponding changes.
6045         (subst_reg_equivs, subst_indexed_address): Corresponding changes.
6046         (find_reloads_address_1): Corresponding changes.
6047         (find_reloads_subreg_address, subst_reloads): Corresponding changes.
6048         (refers_to_regno_for_reload_p): Corresponding changes.
6049         (reg_overlap_mentioned_for_reload_p): Corresponding changes.
6050         (refers_to_mem_for_reload_p, find_equiv_reg): Corresponding changes.
6051         * reload1.c: Include ggc.h.
6052         (grow_reg_equivs): New function.
6053         (replace_pseudos_in, reload): Corresponding changes.
6054         (calculate_needs_all_insns, alter_regs): Corresponding changes.
6055         (eliminate_regs_1, elimination_effects): Corresponding changes.
6056         (emit_input_reload_insns, emit_output_reload_insns): Likewise.
6057         (delete_output_reload): Likewise.
6058         * caller-save.c (mark_referenced_regs): Corresponding changes.
6059         * alpha/alpha.c (resolve_reload_operand): Corresponding changes.
6060         * frv/predicates.md (frv_load_operand): Corresponding changes.
6061         * microblaze/microblaze.c (double_memory_operand): Corresponding
6062         changes.
6063         * avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Corresponding changes.
6064         * xtensa/xtensa.c (fixup_subreg_mem): Corresponding changes.
6065         * mn10300/mn10300.c (mn10300_secondary_reload): Corresponding changes.
6066         * m68k/m68k.c (emit_move_sequence): Corresponding changes.
6067         * arm/arm.c (arm_reload_in_hi, arm_reload_out_hi): Corresponding
6068         changes.
6069         * pa/pa.c (emit_move_sequence): Corresponding changes.
6070         * vax/vax.c (nonindexed_address_p): Corresponding changes.
6071
6072 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
6073
6074         PR target/47551
6075         * config/arm/arm.c (coproc_secondary_reload_class): Handle
6076         structure modes.  Don't check neon_vector_mem_operand for
6077         vector or structure modes.
6078
6079 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
6080             Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
6081
6082         PR target/43590
6083         * config/arm/neon.md (neon_vld3qa<mode>, neon_vld4qa<mode>): Remove
6084         operand 1 and reshuffle the operands to match.
6085         (neon_vld3<mode>, neon_vld4<mode>): Update accordingly.
6086
6087 2011-03-30  Christian Schüler  <cschueler@gmx.de>
6088
6089         PR driver/48208
6090         * config/c.opt (F): Added 'Driver' to -F option.
6091
6092         PR driver/48260
6093         * config/darwin-driver.c (darwin_driver_init): Add '-arch' to
6094           handler function.
6095         * config/darwin.opt: Added '-arch' option.
6096
6097 2011-03-30  Nick Clifton  <nickc@redhat.com>
6098
6099         * config/rx/rx.md: Add peepholes and patterns to combine
6100         extending loads and simple arithmetic instructions.
6101         * config/rx/rx.h (ADJUST_INSN_LENGTH): Define.
6102         * config/rx/rx-protos.h (rx_adjust_insn_length): Prototype.
6103         * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI
6104         modes to use pre-decrement and post-increment addressing.
6105         (rx_is_restricted_memory_address): Add range checking of REG+INT
6106         addresses.
6107         (rx_print_operand): Add support for %Q.  Fix handling of %Q.
6108         (rx_memory_move_cost): Adjust cost of stores.
6109         (rx_adjust_insn_length): New function.
6110
6111 2011-03-30  Jakub Jelinek  <jakub@redhat.com>
6112
6113         PR c/48305
6114         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
6115         arg10/arg11 in (X ^ Y) == (Z ^ W) are always fold converted to
6116         matching arg00/arg01 types.
6117
6118 2011-03-30  Eric Botcazou  <ebotcazou@adacore.com>
6119
6120         * cfglayout.c (insn_locators_alloc): Initialize curr_location and
6121         last_location to UNKNOWN_LOCATION.
6122
6123 2011-03-30  H.J. Lu  <hongjiu.lu@intel.com>
6124
6125         PR target/48349
6126         * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
6127         FLOAT_SSE_REGS.
6128
6129 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
6130             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6131
6132         PR bootstrap/48337
6133         * config/sparc/sparc.opt (sparc_cpu_and_features): Add
6134         Init(PROCESSOR_V7).
6135         (sparc_cpu): Likewise.
6136         * config/sparc/sparc.c (sparc_option_override): Replace 0 by
6137         PROCESSOR_V7.
6138
6139 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
6140
6141         PR target/48336
6142         PR middle-end/48342
6143         PR rtl-optimization/48345
6144         * ira-color.c (setup_conflict_profitable_regs): Exclude prohibited
6145         hard regs for given mode from profitable regs when doing secondary
6146         allocation.
6147
6148 2011-03-29  Jeff Law  <law@redhat.com>
6149
6150         PR bootstrap/48327
6151         * tree-ssa-threadupdate.c (struct redirection_data): Remove
6152         do_not_duplicate field.
6153         (lookup_redirection_data): Corresponding changes.
6154         (create_duplicates): Always create a template block.
6155         (redirect_edges): Remove code which reused the original block
6156         when it was going to become unreachable code.
6157         (thread_block): Don't set do_not_duplicate field.
6158
6159 2011-03-29  Joseph Myers  <joseph@codesourcery.com>
6160
6161         * lto-opts.c (register_user_option_p, lto_register_user_option):
6162         Make type argument unsigned.
6163         * lto-streamer.h (lto_register_user_option): Make type argument
6164         unsigned.
6165         * opth-gen.awk: Make CL_* macros unsigned.
6166         * opts-common.c (find_opt): Make lang_mask argument unsigned.
6167         * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
6168         CL_TARGET, CL_COMMON, CL_SEPARATE_NARGS_MASK, CL_SEPARATE_ALIAS,
6169         CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE, CL_DISABLED,
6170         CL_REPORT, CL_JOINED, CL_SEPARATE, CL_REJECT_NEGATIVE,
6171         CL_MISSING_OK, CL_UINTEGER, CL_UNDOCUMENTED): Make unsigned.
6172         (find_opt): Make lang_mask argument unsigned.
6173
6174 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
6175
6176         PR rtl-optimization/48331
6177         PR rtl-optimization/48334
6178         * ira-color.c (color_allocnos): Call setup_profitable_hard_regs
6179         for any used algorithm.
6180
6181 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
6182
6183         * ira-conflicts.c (build_object_conflicts): Add unused attribute
6184         to parent_max.
6185
6186 2011-03-29  Uros Bizjak  <ubizjak@gmail.com>
6187
6188         * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
6189         (alpha_option_override): Don't set alpha_sr_alias_set.
6190         (emit_frame_store_1): Use gen_frame_mem rather than calling
6191         set_mem_alias_set.
6192         (alpha_expand_epilogue): Ditto.
6193
6194 2011-03-29  Ira Rosen  <ira.rosen@linaro.org>
6195
6196         PR tree-optimization/48290
6197         * tree-vect-loop.c (vect_analyze_loop_operations): In outer loop
6198         vectorization, check that relevant phis in the basic block after
6199         the inner loop are really inner loop's exit phis.
6200
6201 2011-03-29  Richard Sandiford  <richard.sandiford@linaro.org>
6202
6203         PR debug/48190
6204         * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
6205         (cached_dw_loc_list_def): New structure.
6206         (cached_dw_loc_list): New typedef.
6207         (cached_dw_loc_list_table): New variable.
6208         (cached_dw_loc_list_table_hash): New function.
6209         (cached_dw_loc_list_table_eq): Likewise.
6210         (add_location_or_const_value_attribute): Take a bool cache_p.
6211         Cache the list when the parameter is true.
6212         (gen_formal_parameter_die): Update caller.
6213         (gen_variable_die): Likewise.
6214         (dwarf2out_finish): Likewise.
6215         (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
6216         while generating debug info for the decl.
6217         (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
6218         (dwarf2out_init): Initialize cached_dw_loc_list_table.
6219         (resolve_addr): Cache the result of resolving a chain of
6220         location lists.
6221
6222 2011-03-28  Vladimir Makarov  <vmakarov@redhat.com>
6223
6224         * ira-color.c (update_left_conflict_sizes_p): Don't assume that
6225         conflict object hard regset nodes have intersecting hard reg sets.
6226
6227         * regmove.c (regmove_optimize): Move ira_set_pseudo_classes call
6228         after regstat_init_n_sets_and_refs.
6229
6230         * ira.c: Add more comments at the top.
6231         (setup_stack_reg_pressure_class, setup_pressure_classes):
6232         Add comments how we compute the register pressure classes.
6233         (setup_allocno_and_important_classes): Add more comments.
6234         (setup_class_translate_array, reorder_important_classes)
6235         (setup_reg_class_relations): Add comments.
6236
6237         * ira-emit.c: Add 2011 to the Copyright line.  Add comments at the
6238         start of the file.
6239
6240         * ira-color.c: Add 2011 to the Copyright line.
6241         (assign_hard_reg):  Add more comments.
6242         (improve_allocation): Ditto.
6243
6244         * ira-costs.c: Add 2011 to the Copyright line.
6245         (setup_cost_classes, setup_regno_cost_classes_by_aclass): Add more
6246         comments.
6247         (setup_regno_cost_classes_by_mode): Ditto.
6248
6249         Initial patches from ira-improv branch:
6250
6251         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
6252
6253         * ira-build.c (ira_create_object): Remove initialization of
6254         OBJECT_PROFITABLE_HARD_REGS.  Initialize OBJECT_ADD_DATA.
6255         (ira_create_allocno): Remove initialization of
6256         ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P,
6257         ALLOCNO_SOMEWHERE_RENAMED_P, ALLOCNO_CHILD_RENAMED_P,
6258         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
6259         ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO,
6260         ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO.
6261         Initialize ALLOCNO_ADD_DATA.
6262         (copy_info_to_removed_store_destinations): Use ALLOCNO_EMIT_DATA
6263         and allocno_emit_reg instead of ALLOCNO_MEM_OPTIMIZED_DEST_P and
6264         ALLOCNO_REG.
6265         (ira_flattening): Ditto.  Use ALLOCNO_EMIT_DATA instead of
6266         ALLOCNO_MEM_OPTIMIZED_DEST and ALLOCNO_SOMEWHERE_RENAMED_P.
6267
6268         * ira.c (ira_reallocate): Remove.
6269         (setup_pressure_classes): Call
6270         ira_init_register_move_cost_if_necessary.  Use
6271         ira_register_move_cost instead of ira_get_register_move_cost.
6272         (setup_allocno_assignment_flags): Use ALLOCNO_EMIT_DATA.
6273         (ira): Call ira_initiate_emit_data and ira_finish_emit_data.
6274
6275         * ira-color.c: Use ALLOCNO_COLOR_DATA instead of
6276         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
6277         ALLOCNO_AVAILABLE_REGS_NUM, ALLOCNO_NEXT_BUCKET_ALLOCNO,
6278         ALLOCNO_PREV_BUCKET_ALLOCNO. ALLOCNO_TEMP. Use OBJECT_COLOR_DATA
6279         instead of OBJECT_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE,
6280         OBJECT_HARD_REGS_SUBNODES_START, OBJECT_HARD_REGS_SUBNODES_NUM.
6281         Fix formatting.
6282         (object_hard_regs_t, object_hard_regs_node_t): Move from ira-int.h.
6283         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
6284         (struct allocno_color_data): New.
6285         (allocno_color_data_t): New typedef.
6286         (allocno_color_data): New definition.
6287         (ALLOCNO_COLOR_DATA): New macro.
6288         (struct object_color_data): New.
6289         (object_color_data_t): New typedef.
6290         (object_color_data): New definition.
6291         (OBJECT_COLOR_DATA): New macro.
6292         (update_copy_costs, calculate_allocno_spill_cost): Call
6293         ira_init_register_move_cost_if_necessary.  Use
6294         ira_register_move_cost instead of ira_get_register_move_cost.
6295         (move_spill_restore, update_curr_costs): Ditto.
6296         (allocno_spill_priority): Make it inline.
6297         (color_pass): Allocate and free allocno_color_dat and object_color_data.
6298         (struct coalesce_data, coalesce_data_t): New.
6299         (allocno_coalesce_data): New definition.
6300         (ALLOCNO_COALESCE_DATA): New macro.
6301         (merge_allocnos, coalesced_allocno_conflict_p): Use
6302         ALLOCNO_COALESCED_DATA instead of ALLOCNO_FIRST_COALESCED_ALLOCNO,
6303         ALLOCNO_NEXT_COALESCED_ALLOCNO, ALLOCNO_TEMP.
6304         (coalesce_allocnos): Ditto.
6305         (setup_coalesced_allocno_costs_and_nums): Ditto.
6306         (collect_spilled_coalesced_allocnos): Ditto.
6307         (slot_coalesced_allocno_live_ranges_intersect_p): Ditto.
6308         (setup_slot_coalesced_allocno_live_ranges): Ditto.
6309         (coalesce_spill_slots): Ditto.
6310         (ira_sort_regnos_for_alter_reg): Ditto.  Allocate, initialize and
6311         free allocno_coalesce_data.
6312
6313         * ira-conflicts.c: Fix formatting.
6314         (process_regs_for_copy): Call
6315         ira_init_register_move_cost_if_necessary.  Use
6316         ira_register_move_cost instead of ira_get_register_move_cost.
6317         (build_object_conflicts): Optimize.
6318
6319         * ira-costs.c (record_reg_classes): Optimize.  Call
6320         ira_init_register_move_cost_if_necessary.  Use
6321         ira_register_move_cost, ira_may_move_in_cost, and
6322         ira_may_move_out_cost instead of ira_get_register_move_cost and
6323         ira_get_may_move_cost.
6324         (record_address_regs): Ditto.
6325         (scan_one_insn): Optimize.
6326         (find_costs_and_classes): Optimize.
6327         (process_bb_node_for_hard_reg_moves): Call
6328         ira_init_register_move_cost_if_necessary.  Use
6329         ira_register_move_cost instead of ira_get_register_move_cost.
6330
6331         * ira-emit.c: Use allocno_emit_reg, ALLOCNO_EMIT_DATA instead of
6332         ALLOCNO_REG, ALLOCNO_CHILD_RENAMED_P, ALLOCNO_MEM_OPTIMIZED_DEST,
6333         ALLOCNO_MEM_OPTIMIZED_DEST_P, and ALLOCNO_SOMEWHERE_RENAMED_P.
6334         (ira_allocno_emit_data, void_p, new_allocno_emit_data_vec): New
6335         definitions.
6336         (ira_initiate_emit_data, ira_finish_emit_data)
6337         (create_new_allocno): New functions.
6338         (modify_move_list): Call create_new_alloc instead of ira_create_allocno.
6339         (emit_move_list): Call ira_init_register_move_cost_if_necessary.
6340         Use ira_register_move_cost instead of ira_get_register_move_cost.
6341
6342         * ira-int.h: Fix some comments.
6343         (object_hard_regs_t, object_hard_regs_node_t): Move to ira-color.c.
6344         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
6345         (struct ira_object): Remove profitable_hard_regs, hard_regs_node,
6346         hard_regs_subnodes_start, hard_regs_subnodes_num.  Add new member
6347         add_data.
6348         (struct ira_allocno): Make mode and aclass a bitfield.  Move other
6349         bitfield after mode.  Make hard_regno a short int.  Make
6350         hard_regno short.  Remove first_coalesced_allocno and
6351         next_coalesced_allocno.  Move mem_optimized_dest_p,
6352         somewhere_renamed_p, child_renamed_p, reg, and mem_optimized_dest
6353         into struct ira_emit_data.  Remove in_graph_p, may_be_spilled_p,
6354         available_regs_num, next_bucket_allocno, prev_bucket_allocno,
6355         temp, colorable_p.  Add new member add_data.
6356         (ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P): Remove.
6357         (ALLOCNO_COLORABLE_P, ALLOCNO_AVAILABLE_REGS_NUM): Remove.
6358         (ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO): Remove.
6359         (ALLOCNO_TEMP, ALLOCNO_FIRST_COALESCED_ALLOCNO): Remove.
6360         (ALLOCNO_NEXT_COALESCED_ALLOCNO): Remove.
6361         (ALLOCNO_ADD_DATA): New macro.
6362         (ira_emit_data_t): New typedef.
6363         (struct ira_emit_data): New.  Move mem_optimized_dest_p,
6364         somewhere_renamed_p, child_renamed_p, reg, mem_optimized_dest
6365         from struct ira_allocno.
6366         (ALLOCNO_EMIT_DATA): New macro.
6367         (ira_allocno_emit_data, allocno_emit_reg): New.
6368         (ALLOCNO_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE): Remove.
6369         (OBJECT_HARD_REGS_SUBNODES_STAR, OBJECT_HARD_REGS_SUBNODES_NUM): Remove.
6370         (OBJECT_ADD_DATA): New macro.
6371         (ira_reallocate): Remove.
6372         (ira_initiate_emit_data, ira_finish_emit_data): New.
6373         (ira_get_register_move_cost, ira_get_may_move_cost): Remove.
6374         (ira_init_register_move_cost_if_necessary): New.
6375         (ira_object_conflict_iter_next): Merge into
6376         ira_object_conflict_iter_cond.
6377         (FOR_EACH_OBJECT_CONFLICT): Don't use ira_object_conflict_iter_next.
6378
6379         * ira-live.c (process_single_reg_class_operands): Call
6380         ira_init_register_move_cost_if_necessary.  Use
6381         ira_register_move_cost instead of ira_get_register_move_cost.
6382
6383         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
6384
6385         * ira-int.h (struct target_ira_int): Remove x_cost_classes.
6386
6387         * ira-costs.c: Fix formatting.
6388         (cost_classes, cost_classes_num): Remove.
6389         (struct cost_classes, cost_classes_t, const_cost_classes_t): New.
6390         (regno_cost_classes, cost_classes_hash, cost_classes_eq): New.
6391         (cost_classes_del, cost_classes_htab): New.
6392         (cost_classes_aclass_cache, cost_classes_mode_cache): New.
6393         (initiate_regno_cost_classes, setup_cost_classes): New.
6394         (setup_regno_cost_classes_by_aclass): New.
6395         (setup_regno_cost_classes_by_mode, finish_regno_cost_classes): New.
6396         (record_reg_classes): Use regno_cost_classes instead of
6397         cost_classes.  Move checking opposite operand up.
6398         (record_address_regs): Use regno_cost_classes
6399         instead of cost_classes.
6400         (scan_one_insn): Ditto.  Use always general register.
6401         (print_allocno_costs): Use regno_cost_classes instead of
6402         cost_classes.
6403         (print_pseudo_costs): Ditto.  Use Reg_N_REFS.
6404         (find_costs_and_classes): Set up cost classes for each registers.
6405         Use also their mode for this.  Use regno_cost_classes instead of
6406         cost_classes.
6407         (setup_allocno_class_and_costs): Use regno_cost_classes instead of
6408         cost_classes.
6409         (free_ira_costs, ira_init_costs): Don't use cost_classes.
6410         (ira_costs, ira_set_pseudo_classes): Call
6411         initiate_regno_cost_classes and finish_regno_cost_classes.
6412
6413         2010-10-04  Vladimir Makarov  <vmakarov@redhat.com>
6414
6415         * target-def.h (TARGET_IRA_COVER_CLASSES): Remove.
6416
6417         * target.def (ira_cover_classes): Remove.
6418
6419         * doc/tm.texi: Remove TARGET_IRA_COVER_CLASSES and IRA_COVER_CLASSES.
6420
6421         * doc/tm.texi.in: Ditto.
6422
6423         * ira-conflicts.c: Remove mentioning cover classes from the file.
6424         Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Use
6425         ALLOCNO_COVER_CLASS_COST instead of ALLOCNO_CLASS_COST.  Fix formatting.
6426
6427         * targhooks.c (default_ira_cover_classes): Remove.
6428
6429         * targhooks.h (default_ira_cover_classes): Ditto.
6430
6431         * haifa-sched.c: Remove mentioning cover classes from the file.
6432         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
6433         ira_pressure_classes and ira_pressure_classes_num instead of
6434         ira_reg_class_cover_size and ira_reg_class_cover.  Use
6435         sched_regno_pressure_class instead of sched_regno_cover_class.
6436         (mark_regno_birth_or_death, setup_insn_reg_pressure_info): Use
6437         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
6438
6439         * ira-int.h: Add 2010 to Copyright.  Remove mentioning cover
6440         classes from the file.
6441         (object_hard_regs_t, object_hard_regs_node_t): New typedefs.
6442         (struct object_hard_regs, struct object_hard_regs_node): New.
6443         (struct ira_object): New members profitable_hard_regs,
6444         hard_regs_node, hard_regs_subnodes_start, hard_regs_subnodes_num.
6445         (struct ira_allocno): Rename cover_class to aclass.  Rename
6446         cover_class_cost and updated_cover_class_cost to class_cost and
6447         updated_class_cost.  Remove splay_removed_p and
6448         left_conflict_size.  Add new members colorable_p.
6449         (ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICTS_SIZE): Remove.
6450         (ALLOCNO_COLORABLE_P): New macro.
6451         (ALLOCNO_COVER_CLASS): Rename to ALLOCNO_CLASS.
6452         (ALLOCNO_COVER_CLASS_COST, ALLOCNO_UPDATED_COVER_CLASS_COST):
6453         Rename to ALLOCNO_CLASS_COST and ALLOCNO_UPDATED__CLASS_COST.
6454         (OBJECT_...): Rename parameter C to O.
6455         (OBJECT_PROFITABLE_HARD_REGS): New macro.
6456         (OBJECT_HARD_REGS_NODE, OBJECT_HARD_REGS_SUBNODES_START)
6457         (OBJECT_HARD_REGS_SUBNODES_NUM): New macros.
6458         (struct target_ira_int): New members x_ira_max_memory_move_cost,
6459         x_ira_max_register_move_cost, x_ira_max_may_move_in_cost,
6460         x_ira_max_may_move_out_cost, x_ira_reg_allocno_class_p,
6461         x_ira_reg_pressure_class_p, x_ira_important_class_nums,
6462         x_ira_reg_class_superunion.  Rename x_prohibited_class_mode_reg to
6463         x_ira_prohibited_class_mode_reg.  Rename x_ira_reg_class_union to
6464         x_ira_reg_class_subunion.
6465         (ira_max_memory_move_cost, ira_max_register_move_cost)
6466         (ira_max_may_move_in_cost, ira_max_may_move_out_cost)
6467         (ira_reg_allocno_class_p, ira_reg_pressure_class_p)
6468         (ira_important_class_nums, ira_reg_class_superunion): New macros.
6469         (prohibited_class_mode_regs): Rename to ira_prohibited_class_mode_regs.
6470         (ira_reg_class_union): Rename to ira_reg_class_subunion.
6471         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
6472         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
6473         (ira_tune_allocno_costs_and_cover_classes): Rename to
6474         ira_tune_allocno_costs.
6475         (ira_debug_hard_regs_forest): New.
6476         (ira_object_conflict_iter_init, ira_object_conflict_iter_cond)
6477         (ira_object_conflict_iter_next): Fix comments.
6478         (ira_hard_reg_set_intersection_p, hard_reg_set_size): New functions.
6479         (ira_allocate_and_set_costs, ira_allocate_and_copy_costs): Rename
6480         cover_class to aclass.
6481         (ira_allocate_and_accumulate_costs): Ditto.
6482         (ira_allocate_and_set_or_copy_costs): Ditto.
6483
6484         * opts.c (decode_options): Remove ira_cover_class check.
6485
6486         * ira-color.c: Remove mentioning cover classes from the file.  Use
6487         ALLOCNO_CLASS, ALLOCNO_CLASS_COST, and ALLOCNO_UPDATED_CLASS_COST
6488         instead of ALLOCNO_COVER_CLASS, ALLOCNO_COVER_CLASS_COST, and
6489         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
6490         (splay-tree.h): Remove include.
6491         (allocno_coalesced_p, processed_coalesced_allocno_bitmap): Move
6492         before copy_freq_compare_func.
6493         (allocnos_for_spilling, removed_splay_allocno_vec): Remove.
6494         (object_hard_regs_vec, object_hard_regs_htab, node_check_tick):
6495         New definitions.
6496         (hard_regs_roots, hard_regs_node_vec): Ditto.
6497         (object_hard_regs_hash, object_hard_regs_eq, find_hard_regs): Ditto.
6498         (insert_hard_regs, init_object_hard_regs, add_object_hard_regs): Ditto.
6499         (finish_object_hard_regs, object_hard_regs_compare): Ditto.
6500         (create_new_object_hard_regs_node): Ditto.
6501         (add_new_object_hard_regs_node_to_forest): Ditto.
6502         (add_object_hard_regs_to_forest, collect_object_hard_regs_cover): Ditto.
6503         (setup_object_hard_regs_nodes_parent, first_common_ancestor_node):
6504         Ditto.
6505         (print_hard_reg_set, print_hard_regs_subforest): Ditto.
6506         (print_hard_regs_forest, ira_debug_hard_regs_forest): Ditto.
6507         (remove_unused_object_hard_regs_nodes): Ditto.
6508         (enumerate_object_hard_regs_nodes): Ditto.
6509         (object_hard_regs_nodes_num, object_hard_regs_nodes): Ditto.
6510         (object_hard_regs_subnode_t): Ditto.
6511         (struct object_hard_regs_subnode): Ditto.
6512         (object_hard_regs_subnodes, object_hard_regs_subnode_index): Ditto.
6513         (setup_object_hard_regs_subnode_index): Ditto.
6514         (get_object_hard_regs_subnodes_num): Ditto.
6515         (form_object_hard_regs_nodes_forest): Ditto.
6516         (finish_object_hard_regs_nodes_tree): Ditto.
6517         (finish_object_hard_regs_nodes_forest): Ditto.
6518         (allocnos_have_intersected_live_ranges_p): Rename to
6519         allocnos_conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
6520         (pseudos_have_intersected_live_ranges_p): Rename to
6521         conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
6522         (setup_left_conflict_sizes_p, update_left_conflict_sizes_p): Ditto.
6523         (empty_profitable_hard_regs, setup_profitable_hard_regs): Ditto.
6524         (update_copy_costs): Remove assert.  Skip cost update if the hard
6525         reg does not belong the class.
6526         (assign_hard_reg): Process only profitable hard regs.
6527         (uncolorable_allocnos_num): Make it scalar.
6528         (allocno_spill_priority): Use ALLOCNO_EXCESS_PRESSURE_POINTS_NUM
6529         and ira_reg_class_max_nregs instead of ALLOCNO_LEFT_CONFLICTS_SIZE
6530         and ira_reg_class_max_nregs.
6531         (bucket_allocno_compare_func): Check frequency first.
6532         (sort_bucket): Add compare function as a parameter.
6533         (add_allocno_to_ordered_bucket): Assume no coalesced allocnos.
6534         (uncolorable_allocnos_splay_tree, USE_SPLAY_P): Remove.
6535         (push_allocno_to_stack): Rewrite for checking new allocno
6536         colorability.
6537         (remove_allocno_from_bucket_and_push): Print cost too.  Remove assert.
6538         (push_only_colorable): Pass new parameter to sort_bucket.
6539         (push_allocno_to_spill): Remove.
6540         (allocno_spill_priority_compare): Make it inline and rewrite.
6541         (splay_tree_allocate, splay_tree_free): Remove.
6542         (allocno_spill_sort_compare): New function.
6543         (push_allocnos_to_stack): Sort allocnos for spilling once.  Don't
6544         build and use splay tree.  Choose first allocno in uncolorable
6545         allocno bucket to spill.  Remove setting spill cost.
6546         (all_conflicting_hard_regs): Remove.
6547         (setup_allocno_available_regs_num): Check only profitable hard
6548         regs.  Print info about hard regs nodes.
6549         (setup_allocno_left_conflicts_size): Remove.
6550         (put_allocno_into_bucket): Don't call
6551         setup_allocno_left_conflicts_size.  Use setup_left_conflict_sizes_p.
6552         (improve_allocation): New.
6553         (color_allocnos): Call setup_profitable_hard_regs,
6554         form_object_hard_regs_nodes_forest, improve_allocation,
6555         finish_object_hard_regs_nodes_forest.  Setup spill cost.
6556         (print_loop_title): Use pressure classes.
6557         (color_allocnso): Ditto.
6558         (do_coloring): Remove allocation and freeing splay_tree_node_pool
6559         and allocnos_for_spilling.
6560         (ira_sort_regnos_for_alter_reg): Don't setup members
6561         {first,next}_coalesced_allocno.
6562         (color): Remove allocating and freeing removed_splay_allocno_vec.
6563         (fast_allocation): Use ira_prohibited_class_mode_regs instead of
6564         prohibited_class_mode_regs.
6565
6566         * ira-lives.c: Remove mentioning cover classes from the file.  Fix
6567         formatting.
6568         (update_allocno_pressure_excess_length): Use pressure classes.
6569         (inc_register_pressure, dec_register_pressure): Check for pressure
6570         class.
6571         (mark_pseudo_regno_live, mark_pseudo_regno_subword_live): Use
6572         pressure class.  Use ira_reg_class_nregs instead of
6573         ira_reg_class_max_nregs.
6574         (mark_pseudo_regno_dead, mark_pseudo_regno_subword_dead): Ditto.
6575         (mark_hard_reg_live, mark_hard_reg_dead): Use pressure class.
6576         (single_reg_class): Use ira_reg_class_nregs instead of
6577         ira_reg_class_max_nregs.
6578         (process_bb_node_lives): Use pressure classes.
6579
6580         * ira-emit.c: Remove mentioning cover classes from the file.  Use
6581         ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Fix formatting.
6582         (change_loop): Use pressure classes.
6583         (modify_move_list): Call ira_set_allocno_class instead of
6584         ira_set_allocno_cover_class.
6585
6586         * ira-build.c: Remove mentioning cover classes from the file.  Use
6587         ALLOCNO_CLASS and ALLOCNO_CLASS_COST instead of
6588         ALLOCNO_COVER_CLASS and ALLOCNO_COVER_CLASS_COST.  Use
6589         ALLOCNO_UPDATED_CLASS_COST instead of
6590         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
6591         (ira_create_object): Initiate OBJECT_PROFITABLE_HARD_REGS.
6592         (ira_create_allocno): Remove initialization of
6593         ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICT_SIZE.  Initialize
6594         ALLOCNO_COLORABLE_P.
6595         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
6596         Update conflict regs for the objects.
6597         (create_cap_allocno): Remove assert.  Don't propagate
6598         ALLOCNO_AVAILABLE_REGS_NUM.
6599         (ira_free_allocno_costs): New function.
6600         (finish_allocno): Change a part of code into call of
6601         ira_free_allocno_costs.
6602         (low_pressure_loop_node_p): Use pressure classes.
6603         (object_range_compare_func): Don't compare classes.
6604         (setup_min_max_conflict_allocno_ids): Ditto.
6605
6606         * loop-invariant.c: Remove mentioning cover classes from the file.
6607         Use ira_pressure_classes and ira_pressure_classes_num instead of
6608         ira_reg_class_cover_size and ira_reg_class_cover.  Fix formatting.
6609         (get_cover_class_and_nregs): Rename to get_cover_pressure_and_nregs.
6610         Use ira_reg_class_max_nregs instead of ira_reg_class_nregs.
6611         Use reg_allocno_class instead of reg_cover_class.
6612         (get_inv_cost): Use instead ira_stack_reg_pressure_class of
6613         STACK_REG_COVER_CLASS.
6614         (get_regno_cover_class): Rename to get_regno_pressure_class.
6615         (move_loop_invariants): Initialize and finalize regstat.
6616
6617         * ira.c: Remove mentioning cover classes from the file.  Add
6618         comments about coloring without cover classes.  Use ALLOCNO_CLASS
6619         instead of ALLOCNO_COVER_CLASS.  Fix formatting.
6620         (alloc_reg_class_subclasses, setup_reg_subclasses): Move it before
6621         setup_class_subset_and_memory_move_costs.
6622         (setup_stack_reg_pressure_class, setup_pressure_classes): New.
6623         (setup_cover_and_important_classes): Rename to
6624         setup_allocno_and_important_classes.
6625         (setup_class_translate_array): New.
6626         (setup_class_translate): Call it for allocno and pressure classes.
6627         (cover_class_order): Rename to allocno_class_order.
6628         (comp_reg_classes_func): Use ira_allocno_class_translate instead
6629         of ira_class_translate.
6630         (reorder_important_classes): Set up ira_important_class_nums.
6631         (setup_reg_class_relations): Set up ira_reg_class_superunion.
6632         (print_class_cover): Rename to print_classes.  Add parameter.
6633         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
6634         Print pressure classes too.
6635         (find_reg_class_closure): Rename to find_reg_classes.  Don't call
6636         setup_reg_subclasses.
6637         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
6638         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
6639         (setup_prohibited_class_mode_regs): Use
6640         ira_prohibited_class_mode_regs instead of prohibited_class_mode_regs.
6641         (clarify_prohibited_class_mode_regs): New function.
6642         (ira_init_register_move_cost): Set up ira_max_register_move_cost,
6643         ira_max_may_move_in_cost, and ira_max_may_move_out_cost.
6644         (ira_init_once): Initialize them.
6645         (free_register_move_costs): Process them.
6646         (ira_init): Move calls of find_reg_classes and
6647         setup_hard_regno_aclass after setup_prohibited_class_mode_regs.
6648         Call clarify_prohibited_class_mode_regs.
6649         (ira_no_alloc_reg): Remove.
6650         (too_high_register_pressure_p): Use pressure classes.
6651
6652         * sched-deps.c: Remove mentioning cover classes from the file.
6653         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
6654         ira_pressure_classes and ira_pressure_classes_num instead of
6655         ira_reg_class_cover_size and ira_reg_class_cover.
6656         (mark_insn_hard_regno_birth, mark_hard_regno_death): Use
6657         sched_regno_pressure_class instead of sched_regno_cover_class.
6658         (mark_insn_pseudo_birth, mark_pseudo_death): Ditto.  Use
6659         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
6660
6661         * ira.h: Add 2010 to Copyright.
6662         (ira_no_alloc_reg): Remove external.
6663         (struct target_ira): Rename x_ira_hard_regno_cover_class,
6664         x_ira_reg_class_cover_size, x_ira_reg_class_cover, and
6665         x_ira_class_translate to x_ira_hard_regno_allocno_class,
6666         x_ira_allocno_classes_num, x_ira_allocno_classes, and
6667         x_ira_allocno_class_translate.  Add x_ira_pressure_classes_num,
6668         x_ira_pressure_classes, x_ira_pressure_class_translate, and
6669         x_ira_stack_reg_pressure_class.  Rename x_ira_reg_class_nregs to
6670         x_ira_reg_class_max_nregs.  Add x_ira_reg_class_min_nregs and
6671         x_ira_no_alloc_regs.
6672         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
6673         (ira_reg_class_cover_size, ira_reg_class_cover): Rename to
6674         ira_allocno_classes_num and ira_allocno_classes.
6675         (ira_class_translate): Rename to ira_allocno_class_translate.
6676         (ira_pressure_classes_num, ira_pressure_classes): New definitions.
6677         (ira_pressure_class_translate, ira_stack_reg_pressure_class): Ditto.
6678         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
6679         (ira_reg_class_min_nregs, ira_stack_reg_pressure_class): New
6680         (ira_no_alloc_regs): New.
6681
6682         * ira-costs.c: Add 2010 to Copyright.  Remove mentioning cover
6683         classes from the file.  Use ALLOCNO_CLASS instead of
6684         ALLOCNO_COVER_CLASS.  Use ALLOCNO_CLASS_COST instead of
6685         ALLOCNO_COVER_CLASS_COST.
6686         (regno_cover_class): Rename to regno_aclass.
6687         (record_reg_classes): Use ira_reg_class_subunion instead of
6688         ira_reg_class_union.
6689         (record_address_regs): Check overflow.
6690         (scan_one_insn): Ditto.
6691         (print_allocno_costs): Print total mem cost fore regional allocation.
6692         (print_pseudo_costs): Use REG_N_REFS.
6693         (find_costs_and_classes): Use classes intersected with them on the
6694         1st pass. Check overflow.  Use ira_reg_class_subunion instead of
6695         ira_reg_class_union.  Use ira_allocno_class_translate and
6696         regno_aclass instead of ira_class_translate and regno_cover_class.
6697         Modify code for finding regno_aclass.  Setup preferred classes for
6698         the next pass.
6699         (setup_allocno_cover_class_and_costs): Rename to
6700         setup_allocno_class_and_costs.  Use regno_aclass instead of
6701         regno_cover_class.  Use ira_set_allocno_class instead of
6702         ira_set_allocno_cover_class.
6703         (init_costs, finish_costs): Use regno_aclass instead of
6704         regno_cover_class.
6705         (ira_costs): Use setup_allocno_class_and_costs instead of
6706         setup_allocno_cover_class_and_costs.
6707         (ira_tune_allocno_costs_and_cover_classes): Rename to
6708         ira_tune_allocno_costs.  Check overflow.  Skip conflict hard regs
6709         by processing objects.  Use ira_reg_class_max_nregs instead of
6710         ira_reg_class_nregs.
6711
6712         * rtl.h (reg_cover_class): Rename to reg_allocno_class.
6713
6714         * sched-int.h: Remove mentioning cover classes from the file.
6715         (sched_regno_cover_class): Rename to sched_regno_pressure_class.
6716
6717         * reginfo.c: Add 2010 to Copyright.  Remove mentioning cover
6718         classes from the file.
6719         (struct reg_pref): Rename coverclass into allocnoclass.
6720         (reg_cover_class): Rename to reg_allocno_class.
6721
6722         * Makefile.in (ira-color.o): Remove SPLAY_TREE_H from dependencies.
6723
6724         * config/alpha/alpha.h (IRA_COVER_CLASSES): Remove.
6725
6726         * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
6727
6728         * config/avr/avr.h (IRA_COVER_CLASSES): Ditto.
6729
6730         * config/bfin/bfin.h (IRA_COVER_CLASSES): Ditto.
6731
6732         * config/cris/cris.h (IRA_COVER_CLASSES): Ditto.
6733
6734         * config/fr30/fr30.h (IRA_COVER_CLASSES): Ditto.
6735
6736         * config/frv/frv.h (IRA_COVER_CLASSES): Ditto.
6737
6738         * config/h8300/h8300.h (IRA_COVER_CLASSES): Ditto.
6739
6740         * config/i386/i386.h (STACK_REG_COVER_CLASS): Ditto.
6741
6742         * config/i386/i386.c (TARGET_IRA_COVER_CLASSES)
6743         (i386_ira_cover_classes): Ditto.
6744
6745         * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
6746
6747         * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Ditto.
6748
6749         * config/m32r/m32r.h (IRA_COVER_CLASSES): Ditto.
6750
6751         * config/m68k/m68k.h (IRA_COVER_CLASSES): Ditto.
6752
6753         * config/mcore/mcore.h (IRA_COVER_CLASSES): Ditto.
6754
6755         * config/mep/mep.h (IRA_COVER_CLASSES): Ditto.
6756
6757         * config/mips/mips.c (TARGET_IRA_COVER_CLASSES)
6758         (mips_ira_cover_classes): Ditto.
6759
6760         * config/mn10300/mn10300.h (IRA_COVER_CLASSES): Ditto.
6761
6762         * config/moxie/moxie.h (IRA_COVER_CLASSES): Ditto.
6763
6764         * config/pa/pa64-regs.h (IRA_COVER_CLASSES): Ditto.
6765
6766         * config/pa/pa32-regs.h (IRA_COVER_CLASSES): Ditto.
6767
6768         * config/picochip/picochip.h (IRA_COVER_CLASSES): Ditto.
6769
6770         * config/rs6000/rs6000.h (IRA_COVER_CLASSES_PRE_VSX)
6771         (IRA_COVER_CLASSES_VSX): Ditto.
6772
6773         * config/rs6000/rs6000.c (TARGET_IRA_COVER_CLASSES)
6774         (rs6000_ira_cover_classes): Ditto.
6775
6776         * config/rx/rx.h (IRA_COVER_CLASSES): Ditto.
6777
6778         * config/s390/s390.h (IRA_COVER_CLASSES): Ditto.
6779
6780         * config/score/score.h (IRA_COVER_CLASSES): Ditto.
6781
6782         * config/sh/sh.h (IRA_COVER_CLASSES): Ditto.
6783
6784         * config/sparc/sparc.h (IRA_COVER_CLASSES): Ditto.
6785
6786         * config/spu/spu.h (IRA_COVER_CLASSES): Ditto.
6787
6788         * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Ditto.
6789
6790         * config/v850/v850.h (IRA_COVER_CLASSES): Ditto.
6791
6792         * config/vax/vax.h (IRA_COVER_CLASSES): Ditto.
6793
6794         * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Ditto.
6795
6796 2011-03-29  Jakub Jelinek  <jakub@redhat.com>
6797
6798         PR debug/48253
6799         * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
6800         dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
6801         dw_fde_unlikely_section_end_label, cold_in_std_section,
6802         dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
6803         Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
6804         fields.
6805         (output_fde): Use dw_fde_second_{begin,end} if second is
6806         true, otherwise dw_fde_{begin,end}.
6807         (output_call_frame_info): Test dw_fde_second_begin != NULL
6808         instead of dw_fde_switched_sections.
6809         (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
6810         fields, initialize new fields.  Initialize in_std_section
6811         unconditionally from the first partition.
6812         (dwarf2out_end_epilogue): Don't override dw_fde_end when
6813         dw_fde_second_begin is non-NULL.
6814         (dwarf2out_switch_text_section): Stop initializing removed
6815         dw_fde_struct fields, initialize new fields, initialize
6816         also dw_fde_end here.  Set dw_fde_switch_cfi even when
6817         dwarf2out_do_cfi_asm ().  Call var_location_switch_text_section.
6818         (struct var_loc_list_def): Add last_before_switch field.
6819         (arange_table, arange_table_allocated, arange_table_in_use,
6820         ARANGE_TABLE_INCREMENT, add_arange): Removed.
6821         (size_of_aranges): Count !in_std_section and !second_in_std_section
6822         hunks in fdes, instead of looking at arange_table_in_use.
6823         (output_aranges): Add aranges_length argument, don't call
6824         size_of_aranges here.  Instead of using aranges_table*
6825         emit ranges for fdes when !in_std_section resp.
6826         !second_in_std_section.
6827         (dw_loc_list): Break ranges crossing section switch.
6828         (convert_cfa_to_fb_loc_list): Likewise.  If switched sections,
6829         use dw_fde_second_end instead of dw_fde_end as end of last range.
6830         (gen_subprogram_die): Don't call add_arange.  Use
6831         dw_fde_{begin,end} for first partition and if switched
6832         section dw_fde_second_{begin,end} for the second.
6833         (var_location_switch_text_section_1,
6834         var_location_switch_text_section): New functions.
6835         (dwarf2out_begin_function): Initialize cold_text_section even
6836         when function_section () isn't text_section.
6837         (prune_unused_types): Don't walk arange_table.
6838         (dwarf2out_finish): Don't needlessly test
6839         flag_reorder_blocks_and_partition when testing cold_text_section_used.
6840         If info_section_emitted, call size_of_aranges and if it indicates
6841         non-empty .debug_aranges, call output_aranges with the computed
6842         size.  Stop using removed dw_fde_struct fields, use
6843         dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
6844         for second.
6845
6846         PR debug/48203
6847         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Only
6848         create ENTRY_VALUE if incoming or address of incoming's MEM
6849         is a hard REG.
6850         * dwarf2out.c (mem_loc_descriptor): Don't emit
6851         DW_OP_GNU_entry_value of DW_OP_fbreg.
6852         * var-tracking.c (vt_add_function_parameter): Ensure cselib_lookup
6853         on ENTRY_VALUE is able to find the canonical parameter VALUE.
6854         * cselib.c (rtx_equal_for_cselib_1) <case ENTRY_VALUE>: Use
6855         rtx_equal_p instead of rtx_equal_for_cselib_1 to compare
6856         ENTRY_VALUE_EXPs.
6857         (cselib_hash_rtx) <case ENTRY_VALUE>: If ENTRY_VALUE_EXP
6858         is a REG_P or MEM_P with REG_P address, compute hash directly
6859         instead of calling cselib_hash_rtx on ENTRY_VALUE_EXP.
6860         (preserve_only_constants): Don't clear VALUES forwaring
6861         ENTRY_VALUE to some other VALUE.
6862
6863 2011-03-28  Richard Sandiford  <richard.sandiford@linaro.org>
6864
6865         * builtins.c (expand_builtin_memset_args): Use gen_int_mode
6866         instead of GEN_INT.
6867
6868 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
6869
6870         * cfgexpand.c (expand_gimple_cond): Always set the source location and
6871         block before expanding the statement.
6872         (expand_gimple_stmt_1): Likewise.  Set them here...
6873         (expand_gimple_stmt): ...and not here.  Tidy.
6874         * cfglayout.c (curr_insn_locator): Return 0 if the current location is
6875         unknown.
6876
6877 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
6878
6879         * Makefile.in: New rule for cprop.o.
6880         * gcse.c: Move constant/copy propagation to cprop.c.
6881         (compute_local_properties): Only handle expression tables.
6882         (hash_scan_set, compute_hash_table_work, alloc_hash_table,): Likewise.
6883         (one_pre_gcse_pass, one_code_hoisting_pass): Likewise.
6884         (hash_set, insert_set_in_table, gcse_constant_p, lookup_set,
6885         next_set, reset_opr_set_tables, oprs_not_set_p, mark_call, mark_set,
6886         mark_clobber, mark_oprs_set, alloc_cprop_mem, free_cprop_mem,
6887         compute_cprop_data, find_used_regs, try_replace_reg,
6888         find_avail_set, cprop_jump, constprop_register, cprop_insn,
6889         local_cprop_find_used_regs, do_local_cprop, local_cprop_pass,
6890         fis_get_condition, implicit_set_cond_p, find_implicit_sets,
6891         find_bypass_set, reg_killed_on_edge, bypass_block,
6892         bypass_conditional_jumps, one_cprop_pass, gate_rtl_cprop,
6893         execute_rtl_cprop, pass_rtl_cprop): Move to...
6894         * cprop.c: ...here.  New file, constant/copy propagation for RTL
6895         moved from gcse.c to here with minor cleanups in duplicated code.
6896
6897 2011-03-28  H.J. Lu  <hongjiu.lu@intel.com>
6898
6899         * config/i386/i386.c (flag_opts): Fix a typo in
6900         -mavx256-split-unaligned-store.
6901
6902 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
6903
6904         * config/h8300/h8300.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
6905         LIBCALL_VALUE): Remove macros.
6906         * config/h8300/h8300.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
6907         TARGET_FUNCTION_VALUE_REGNO_P): Define.
6908         (h8300_function_value, h8300_libcall_value,
6909         h8300_function_value_regno_p): New functions.
6910
6911 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
6912
6913         * config/h8300/h8300.h (ASM_OUTPUT_BSS): Remove macro.
6914
6915 2011-03-28  Jeff Law  <law@redhat.com>
6916
6917         * tree-ssa-threadupdate.c (redirect_edges): Call
6918         create_edge_and_update_destination_phis as needed.
6919         (create_edge_and_update_destination_phis): Accept new BB argument.
6920         All callers updated.
6921         (thread_block): Do not update the profile when threading around
6922         intermediate blocks.
6923         (thread_single_edge): Likewise.
6924         (determine_bb_domination_status): If BB is not a successor of the
6925         loop header, return NONDOMINATING.
6926         (register_jump_thread): Note when we register a jump thread around
6927         an intermediate block.
6928         * tree-ssa-threadedge.c (thread_around_empty_block): New function.
6929         (thread_across_edge): Use it.
6930
6931 2011-03-28  Tristan Gingold  <gingold@adacore.com>
6932
6933         * config/ia64/ia64.c (ia64_promote_function_mode): Fix promotion
6934         when for_return is 2.
6935
6936 2011-03-28  Jeff Law  <law@redhat.com>
6937
6938         * var-tracking.c (canonicalize_values_mark): Delete unused
6939         lhs assignment.
6940         (canonicalize_values_star, set_variable_part): Likewise.
6941         (clobber_variable_part, delete_variable_part): Likewise.
6942
6943 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
6944
6945         * gcse.c (free_gcse_mem): Free reg_set_bitmap.
6946
6947 2011-03-28  Martin Jambor  <mjambor@suse.cz>
6948
6949         * tree-inline.c (expand_call_inline): Do not check that destination
6950         node is analyzed.
6951         (optimize_inline_calls): Assert that destination node is analyzed.
6952         * cgraph.c (cgraph_add_new_function): Call cgraph_analyze_function, do
6953         not call tree_lowering_passes.
6954         * cgraph.h (cgraph_analyze_function): Declare.
6955         * cgraphunit.c (cgraph_analyze_function): Make public.
6956
6957 2011-03-28  Joseph Myers  <joseph@codesourcery.com>
6958
6959         * config/sparc/sparc-opts.h: New.
6960         * config/sparc/sparc.c (sparc_handle_option, sparc_select,
6961         sparc_cpu, fpu_option_set, TARGET_HANDLE_OPTION): Remove.
6962         (sparc_option_override): Store processor_type enumeration rather
6963         than string in cpu_default.  Remove name and enumeration from
6964         cpu_table.  Directly default -mcpu then default -mtune from -mcpu
6965         without using sparc_select.  Use target_flags_explicit instead of
6966         fpu_option_set.
6967         * config/sparc/sparc.h (enum processor_type): Move to
6968         sparc-opts.h.
6969         (sparc_cpu, struct sparc_cpu_select, sparc_select): Remove.
6970         * config/sparc/sparc.opt (config/sparc/sparc-opts.h): New
6971         HeaderInclude entry.
6972         (mcpu=, mtune=): Use Var and Enum.
6973         (sparc_processor_type): New Enum and EnumValue entries.
6974
6975 2011-03-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6976             Iain Sandoe  <iains@gcc.gnu.org>
6977
6978         PR target/48245
6979         * config/darwin.h (LINK_COMMAND_SPEC_A): Use LINK_PLUGIN_SPEC.
6980
6981 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
6982
6983         * tree-vectorizer.h (vect_create_data_ref_ptr): Adjust prototype.
6984         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add GSI parameter.
6985         Insert new statements at it in lieu of STMT.
6986         (vect_setup_realignment): Adjust call to vect_create_data_ref_ptr.
6987         * tree-vect-stmts.c (vectorizable_store): Likewise.
6988         (vectorizable_load): Likewise.
6989
6990 2011-03-28  Uros Bizjak  <ubizjak@gmail.com>
6991
6992         * config/alpha/alpha.md (addtf3): Change mode of operands to TFmode.
6993         (divtf3): Ditto.
6994         (multf3): Ditto.
6995         (subtf3): Ditto.
6996
6997 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
6998
6999         * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
7000         unaligned 256bit load/store.
7001         (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
7002         (*avx_movdqu<avxmodesuffix>): Likewise.
7003
7004 2011-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7005
7006         PR target/48288
7007         * config/pa/predicates.md (reg_or_ior_operand): New predicate.
7008         * config/pa/pa.md (iordi3): Use new predicate in expander.
7009         (iorsi3): Likewise.
7010
7011 2011-03-27  Anatoly Sokolov  <aesok@post.ru>
7012
7013         * config/mips/mips.h (LIBCALL_VALUE, FUNCTION_VALUE,
7014         FUNCTION_VALUE_REGNO_P): Remove macros.
7015         * config/mips/mips-protos.h (mips_function_value): Remove.
7016         * config/mips/mips.c (mips_function_value): Rename to...
7017         (mips_function_value_1): ... this. Make static.  Handle receiving
7018         the function type in 'fn_decl_or_type' argument.
7019         (mips_function_value, mips_libcall_value,
7020         mips_function_value_regno_p): New function.
7021         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
7022         TARGET_FUNCTION_VALUE_REGNO_P): Define.
7023
7024 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
7025
7026         * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
7027         and -mavx256-split-unaligned-store.
7028         (ix86_option_override_internal): Split 32-byte AVX unaligned
7029         load/store by default.
7030         (ix86_avx256_split_vector_move_misalign): New.
7031         (ix86_expand_vector_move_misalign): Use it.
7032
7033         * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
7034         -mavx256-split-unaligned-store.
7035
7036         * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
7037         256bit load/store.  Generate unaligned store on misaligned memory
7038         operand.
7039         (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
7040         256bit load/store.
7041         (*avx_movdqu<avxmodesuffix>): Likewise.
7042
7043         * doc/invoke.texi: Document -mavx256-split-unaligned-load and
7044         -mavx256-split-unaligned-store.
7045
7046 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
7047
7048         PR target/38598
7049         * config/mips/mips.md (extendsidi2): Add an "l" alternative.
7050         Update commentary.
7051
7052 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
7053
7054         * config/mips/mips.c (mips_prepare_builtin_arg): Replace icode and
7055         opno arguments with an expand_operand.  Use create_input_operand.
7056         (mips_prepare_builtin_target): Delete.
7057         (mips_expand_builtin_insn, mips_expand_builtin_compare_1): New
7058         functions.
7059         (mips_expand_builtin_direct): Use create_output_operand and
7060         mips_expand_builtin_insn.  Update call to mips_prepare_builtin_arg.
7061         (mips_expand_builtin_movtf): Likewise.  Use mips_expand_fp_comparison.
7062         (mips_expand_builtin_compare): Use mips_expand_fp_comparison.
7063
7064 2011-03-27  Ira Rosen  <ira.rosen@linaro.org>
7065
7066         * config/arm/arm.c (arm_autovectorize_vector_sizes): New
7067         function.
7068         (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
7069
7070 2011-03-26  Eric Botcazou  <ebotcazou@adacore.com>
7071
7072         * basic-block.h (fixup_abnormal_edges): Adjust prototype.
7073         * reload1.c (reload): Adjust call to fixup_abnormal_edges.  Rediscover
7074         basic blocks and call commit_edge_insertions directly.
7075         (fixup_abnormal_edges): Move from here to...
7076         * cfgrtl.c (fixup_abnormal_edges): ...here.  Only insert instructions
7077         on the edges and return whether some have actually been inserted.
7078         * reg-stack.c (convert_regs): Fix up abnormal edges before inserting
7079         compensation code.
7080
7081 2011-03-26  Andrey Belevantsev  <abel@ispras.ru>
7082
7083         PR rtl-optimization/48144
7084         * sel-sched-ir.c (merge_history_vect): Factor out from ...
7085         (merge_expr_data): ... here.
7086         (av_set_intersect): Rename to av_set_code_motion_filter.
7087         Update all callers.  Call merge_history_vect when an expression
7088         is found in both sets.
7089         * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
7090
7091 2011-03-26  Alan Modra  <amodra@gmail.com>
7092
7093         * config/rs6000/predicates.md (word_offset_memref_op): Handle
7094         cmodel medium addresses.
7095         * config/rs6000/rs6000.c (rs6000_secondary_reload): Handle misaligned
7096         64-bit gpr loads and stores.
7097         (rs6000_secondary_reload_ppc64): New function.
7098         * config/rs6000/rs6000-protos.h: Declare it.
7099         * config/rs6000/rs6000.md (reload_di_store, reload_di_load): New.
7100
7101 2011-03-26  Alan Modra  <amodra@gmail.com>
7102
7103         PR target/47487
7104         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Support
7105         GNU Go in traceback table.
7106
7107 2011-03-25  Richard Henderson  <rth@redhat.com>
7108
7109         * expr.c (emit_block_move_via_movmem): Only use 6 operand variant
7110         if there are exactly 6 operands.
7111         (set_storage_via_setmem): Similarly.
7112
7113 2011-03-25  Kai Tietz  <ktietz@redhat.com>
7114
7115         * collect2.c (write_c_file_stat): Handle backslash
7116         as right-hand directory separator.
7117         (resolve_lib_name): Use IS_DIR_SEPARATOR instead of
7118         checking just for slash.
7119         * coverage.c (coverage_init): Use IS_ABSOLUTE_PATH
7120         instead of checking for trailing slash.
7121         * gcc.c (record_temp_file): Use filename_cmp instead
7122         of strcmp.
7123         (do_spec_1): Likewise.
7124         (replace_outfile_spec_function): Likewise.
7125         (is_directory): Use filename_ncmp instead of strncmp.
7126         (print_multilib_info): Likewise.
7127         * gcov.c (find_source): Use filename_cmp instead
7128         instead of strcmp.
7129         (make_gcov_file_name): Fix order of slash/backslash
7130         checks.
7131         * incpath.c (DIRS_EQ): Use filename_cmp instead of strcmp.
7132         (add_standard_paths): Likewise.
7133         * mips-tfile.c (saber_stop): Handle backslash.
7134         * prefix.c (update_path): Use filename_ncmp instead of
7135         strncmp.
7136         * profile.c (output_location): Use filename_cmp instead
7137         of strcmp.
7138         * read-md.c (handle_toplevel_file): Handle backslash.
7139         * tlink.c (frob_extension):  Likewise.
7140         * tree-cfg.c (same_line_p): Use filename_cmp instead of
7141         strcmp.
7142         * tree-dump.c (dequeue_and_dump): Handle backslash.
7143         * tree.c (get_file_function_name): Likewise.
7144         * gengtype.c (read_input_list): Likewise.
7145         (get_file_realbasename): Likewise.
7146         (get_output_file_with_visibility): Use filename_cmp
7147         instead of strcmp.
7148
7149 2011-03-25  Richard Sandiford  <richard.sandiford@linaro.org>
7150
7151         * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Restrict FPA_REGS
7152         case to VFPv1.
7153
7154 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
7155
7156         * fold-const.c (expr_location_or): New function.
7157         (fold_truth_not_expr): Call it.
7158
7159 2011-03-25  Jeff Law  <law@redhat.com>
7160
7161         * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Add missing
7162         va_end.
7163         * c-family/c-common.c (def_fn_type): Likewise.
7164         * ada/gcc-interface/utils.c (def_fn_type): Likewise.
7165         * emit-rtl.c (gen_rtvec): Likewise.
7166         * lto/lto-lang.c (def_fn_type): Likewise.
7167
7168 2011-03-25  Richard Guenther  <rguenther@suse.de>
7169
7170         * tree-ssa-copy.c (stmt_may_generate_copy): Copies from constants
7171         also generate copies.
7172         (fini_copy_prop): Handle constant values properly.
7173
7174 2011-03-25  Jakub Jelinek  <jakub@redhat.com>
7175
7176         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Compare
7177         mode size instead of bitsize with DWARF2_ADDR_SIZE.
7178         (hash_loc_operands, compare_loc_operands): Handle
7179         DW_OP_GNU_entry_value.
7180
7181 2011-03-25  Kai Tietz  <ktietz@redhat.com>
7182
7183         * config/i386/cygming.h (DWARF_FRAME_REGISTERS): Adjust comment.
7184         (STACK_BOUNDARY): Check for bit-ness in case of MS_ABI.
7185         * config/i386/i386.c (ix86_conditional_register_usage): Adjust
7186         comment and use macro TARGET_64BIT_MS_ABI instead.
7187         (ix86_keep_aggregate_return_pointer): Optimize for 64-bit case
7188         and change default behavior for 32-bit MS_ABI.
7189         (ix86_reg_parm_stack_space): Check additionally for bit-ness.
7190         (ix86_function_type_abi): Allow check for ms_abi/sysv_abi for
7191         32-bit, too.
7192         (ix86_cfun_abi): Likewise.
7193         (ix86_maybe_switch_abi): Adjust comment.
7194         (init_cumulative_args): Check for bit-ness in MS_ABI case.
7195         (ix86_gimplify_va_arg): Check just for not TARGET_64BIT_MS_ABI
7196         instead of checking for SYSV_ABI.
7197         (ix86_nsaved_sseregs): Likewise.
7198         (ix86_compute_frame_layout): Set only for 64-bit MS_ABI alignment
7199         to 16 bytes.
7200         (ix86_expand_call): Use TARGET_64BIT_MS_ABI macro.
7201         * config/i386.h (TARGET_32BIT_MS_ABI): New macro.
7202         (ACCUMULATE_OUTGOING_ARGS): Check explicit for 64-bit MS_ABI.
7203         (OUTGOING_REG_PARM_STACK_SPACE): Likewise.
7204         * config/mingw32.h (DEFAULT_ABI): Change default always to MS_ABI.
7205
7206 2011-03-25  Richard Guenther  <rguenther@suse.de>
7207
7208         * tree-flow.h (verify_stmts): Rename to verify_gimple_in_cfg.
7209         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
7210         (verify_gimple): Remove.
7211         * tree-cfg.c (verify_gimple_call): Merge verification
7212         from verify_stmts.
7213         (verify_gimple_phi): Merge verification from verify_stmts.
7214         (verify_gimple_label): New function.
7215         (verify_types_in_gimple_seq_2): Rename to verify_gimple_in_seq_2.
7216         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
7217         (verify_stmt): Merge into verify_gimple_in_cfg and callees.
7218         (verify_stmts): Rename to verify_gimple_in_cfg.
7219         (verify_gimple_in_cfg): New function.
7220         * passes.c (execute_function_todo): Call verify_gimple_in_cfg.
7221         * tree-ssa.c (verify_ssa): Likewise.
7222         * gimplify.c (gimplify_body): Call verify_gimple_in_seq.
7223
7224 2011-03-25  Richard Guenther  <rguenther@suse.de>
7225
7226         * passes.c (init_optimization_passes): Add FRE pass after
7227         early SRA.
7228
7229 2011-03-25  Bernd Schmidt  <bernds@codesourcery.com>
7230             Andrew Stubbs  <ams@codesourcery.com>
7231
7232         * config/arm/vfp.md (arm_movdi_vfp): Enable only when not tuning
7233         for Cortex-A8.
7234         (arm_movdi_vfp_cortexa8): New pattern.
7235         * config/arm/neon.md (adddi3_neon, subdi3_neon, anddi3_neon,
7236         iordi3_neon, xordi3_neon): Add alternatives to discourage Neon
7237         instructions when tuning for Cortex-A8.  Set attribute "arch".
7238         * config/arm/arm.md: Move include arm-tune.md up a bit.
7239         (define_attr "arch"): Add "onlya8" and "nota8" values.
7240         (define_attr "arch_enabled"): Handle "onlya8" and "nota8".
7241
7242 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
7243
7244         PR bootstrap/48282
7245         Revert:
7246         2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
7247
7248         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
7249         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
7250         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
7251         * passes.c (init_optimization_passes): Move
7252         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
7253
7254 2011-03-25  Kai Tietz  <ktietz@redhat.com>
7255
7256         * c-typeck.c (comptypes_internal): Replace target
7257         hook call of comp_type_attributes by version in tree.c file.
7258         * gimple.c (gimple_types_compatible_p_1): Likewise.
7259         * tree-ssa.c (useless_type_conversion_p): Likewise.
7260         * tree.c (build_type_attribute_qual_variant): Likewise.
7261         (attribute_value_equal): New static helper function.
7262         (comp_type_attributes): New function.
7263         (merge_attributes): Use attribute_value_equal for comparison.
7264         (attribute_list_contained): Likewise.
7265         * tree.h (comp_type_attributes): New prototype.
7266
7267 2011-03-25  Richard Guenther  <rguenther@suse.de>
7268
7269         * tree-cfg.c (verify_gimple_assign_unary): Drop special casing
7270         of complex types at -O0.
7271         (verify_gimple_assign_binary): Likewise.
7272         (verify_gimple_assign_ternary): Likewise.
7273
7274 2011-03-24  Mark Wielaard  <mjw@redhat.com>
7275
7276         * dwarf2out.c (size_of_die): Modify comment to say DW_FORM_ref_sig8.
7277         (value_format): Use DW_FORM_ref_sig8, not DW_FORM_sig8.
7278
7279 2011-03-24  Mark Wielaard  <mjw@redhat.com>
7280
7281         PR debug/48041
7282         * dwarf2out.c (output_abbrev_section): Only write table when
7283         abbrev_die_table_in_use > 1.
7284
7285 2011-02-24  Richard Henderson  <rth@redhat.com>
7286
7287         * config/alpha/alpha.c (alpha_expand_unaligned_load): Use extql.
7288         (alpha_expand_unaligned_store): Use mskwl, mskll, mskql.
7289         (alpha_expand_unaligned_load_words): Use extql.
7290         (alpha_expand_unaligned_store_words): Use insqh, mskqh, mskql.
7291         (emit_insxl): Handle all modes for consistency.
7292
7293 2011-02-24  Richard Henderson  <rth@redhat.com>
7294
7295         * config/alpha/alpha.c (get_aligned_mem): Don't test WORDS_BIG_ENDIAN.
7296         (alpha_expand_unaligned_load): Likewise.
7297         (alpha_expand_unaligned_store): Likewise.
7298         (alpha_expand_unaligned_load_words): Likewise.
7299         (alpha_expand_unaligned_store_words): Likewise.
7300         (emit_insxl, alpha_split_compare_and_swap_12): Likewise.
7301         (alpha_split_lock_test_and_set_12): Likewise.
7302         (print_operand, alpha_fold_builtin_extxx): Likewise.
7303         (alpha_fold_builtin_insxx, alpha_fold_builtin_mskxx): Likewise.
7304         * config/alpha/alpha.md (bswapsi2, insv, extv, extzv): Likewise.
7305         (builtin_extwh, builtin_extlh, builtin_extql): Likewise.
7306         (unaligned_extendqidi_be, unaligned_extendhidi_be, extxl_be): Remove.
7307         (*extxl_1_be, *extql_2_be, extqh_be, extlh_be, extwh_be): Remove.
7308         (insbl_be, inswl_be, insll_be, insql_be, mskxl_be): Remove.
7309         (unaligned_loadqi_be, unaligned_loadhi_be): Remove.
7310         (unaligned_storeqi_be, unaligned_storehi_be): Remove.
7311         (extbl): Rename from builtin_extbl; don't test WORDS_BIG_ENDIAN.
7312         (extwl, extll, extql): Similarly.
7313         (inswh, inslh, insqh): Similarly.
7314         (mskbl, mskwl, mskll, mskql): Similarly.
7315         (mskwh, msklh, mskqh): Similarly.
7316
7317 2011-02-24  Richard Henderson  <rth@redhat.com>
7318
7319         * config/alpha/alpha.md (attribute isa): Add er, ner.
7320         (attribute enabled): Handle them.
7321         (*movdi): Merge *movdi_{er_nofix,nofix,er_fix,fix}.
7322
7323 2011-02-24  Richard Henderson  <rth@redhat.com>
7324
7325         * config/alpha/alpha.md (attribute isa): Add vms.
7326         (attribute enabled): Handle it.
7327         (*movsf): Merge *movsf_{nofix,fix,nofp}.
7328         (*movdf): Merge *movdf_{nofix,fix,nofp}.
7329         (*movtf): Rename from *movtf_internal for consistency.
7330         (*movsi): Merge with *movsi_nt_vms.
7331         (*movhi): Merge *movhi_nobwx, *movhi_bwx.
7332         (*movqi): Merge *movqi_nobwx, *movqi_bwx.
7333         (*mov<VEC>): Merge *mov<VEC>_fix, *mov<VEC>_nofix.
7334         * config/alpha/constraint.md ("f"): Use NO_REGS when fpu is disabled.
7335
7336 2011-02-24  Richard Henderson  <rth@redhat.com>
7337
7338         * config/alpha/alpha.md (extendqihi2): Implement for BWX only.
7339         (extendqisi2, extendhisi2): Likewise.
7340         (extendqidi2): Simplify BWX/non-BWX expansions.
7341         (extendhidi2): Similarly.
7342
7343 2011-02-24  Richard Henderson  <rth@redhat.com>
7344
7345         * config/alpha/alpha.md (attribute isa): New.
7346         (attribute enabled): New.
7347         (zero_extendqihi2): Merge from *zero_extendqihi2_{bwx,nobwx}.
7348         (zero_extendqisi2, zero_extendqidi2): Similarly.
7349         (zero_extendhisi2, zero_extendhidi2): Similarly.
7350         * config/alpha/predicates.md (reg_or_bwx_memory_operand): New.
7351
7352 2011-02-24  Richard Henderson  <rth@redhat.com>
7353
7354         * config/alpha/predicates.md (input_operand): Revert last change;
7355         update comment to mention 32-bit VMS rather than Windows.
7356
7357 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
7358
7359         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
7360         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
7361         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
7362         * passes.c (init_optimization_passes): Move
7363         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
7364
7365 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
7366
7367         * dojump.c (do_jump_by_parts_greater_rtx): Optimize in specific cases.
7368
7369 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
7370
7371         * config/i386/i386.md (ix86_print_operand): Output DFmode const_double
7372         correctly.
7373
7374 2011-03-24  Jakub Jelinek  <jakub@redhat.com>
7375
7376         PR debug/48204
7377         * simplify-rtx.c (simplify_const_unary_operation): Call
7378         real_convert when changing mode class with FLOAT_EXTEND.
7379
7380 2011-03-24  Nick Clifton  <nickc@redhat.com>
7381
7382         * config/rx/rx.h (LABEL_ALIGN_FOR_BARRIER): Define.
7383         (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
7384         * config/rx/rx.c (rx_option_override): Set align_jumps,
7385         align_loops and align_labels if not set by the user.
7386         (rx_align_for_label): New function.
7387         (rx_max_skip_for_label): New function.
7388         (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
7389         (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
7390         (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
7391         (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
7392         * config/rx/rx-protos.h (rx_align_for_label): Add prototype.
7393
7394 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
7395
7396         PR rtl-optimization/48263
7397         * optabs.c (expand_binop_directly): Reinstate convert_modes code
7398         and original commutative_p handling.  Use maybe_gen_insn.
7399
7400 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
7401
7402         * reload.c (find_reloads_subreg_address): Add address_reloaded
7403         parameter and return true there if the full address has been
7404         reloaded.
7405         (find_reloads_toplev): Pass address_reloaded flag.
7406         (find_reloads_address_1): Don't use address_reloaded parameter.
7407
7408 2011-03-24  Jeff Law  <law@redhat.com>
7409
7410         * tree-ssa-live.c (remove_unused_scope_block_p): Remove set but
7411         unused variable "ann".
7412         (remove_unused_locals): Likewise.
7413
7414         * tree-ssa-copy.c (propagate_tree_value_into_stmt): Remove useless
7415         statement.
7416
7417         * cfglayout.c (fixup_reorder_chain): Do not dereference E_FALL
7418         after it is freed.
7419
7420 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
7421
7422         * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
7423         for invalid symbolic addresses.
7424         (s390_secondary_reload): Don't use s390_check_symref_alignment for
7425         larl operands.
7426
7427 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
7428
7429         * fold-const.c (fold_ternary_loc): Preserve the location (if any) of
7430         the argument in calls to fold_truth_not_expr.
7431
7432 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
7433
7434         * tree.c (record_node_allocation_statistics): New function.
7435         (make_node_stat, copy_node_stat, build_string): Call it.
7436         (make_tree_binfo_stat, make_tree_vec_stat, tree_cons_stat): Likewise.
7437         (build1_stat, build_omp_clause): Likewise.
7438
7439 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
7440
7441         * builtins.c (expand_movstr): Fix endp == 1 adjustment after
7442         last commit.
7443
7444 2011-03-24  Richard Guenther  <rguenther@suse.de>
7445
7446         PR tree-optimization/48271
7447         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only cleanup
7448         blocks that still exist.
7449
7450 2011-03-24  Richard Guenther  <rguenther@suse.de>
7451
7452         PR tree-optimization/48270
7453         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Do
7454         not free datarefs before ddrs.
7455
7456 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
7457
7458         * tree-sra.c (build_ref_for_offset): Strip useless type conversions
7459         from the address built for a reference with variable offset.
7460
7461 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
7462
7463         PR target/48237
7464         * config/i386/i386.md (*movdf_internal_rex64): Do not split
7465         alternatives that can be handled with movq or movabsq insn.
7466         (*movdf_internal): Disable for !TARGET_64BIT.
7467         (*movdf_internal_nointeger): Ditto.
7468         * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
7469
7470 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
7471
7472         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
7473         (FUNCTION_ARG_ADVANCE): Likewise.
7474         * tm.texi.in: Change references to them to hook references.
7475         * tm.texi: Regenerate.
7476         * targhooks.c (default_function_arg): Eliminate check for target macro.
7477         (default_function_incoming_arg): Likewise.
7478         (default_function_arg_advance): Likewise.
7479         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
7480         (function_arg_advance): Likewise.
7481         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
7482
7483 2011-03-24  Richard Guenther  <rguenther@suse.de>
7484
7485         PR middle-end/48269
7486         * tree-object-size.c (addr_object_size): Do not double-account
7487         for MEM_REF offsets.
7488
7489 2011-03-24  Diego Novillo  <dnovillo@google.com>
7490
7491         * lto-opts.c (input_data_block): Move to lto-streamer-in.c.
7492         * lto-streamer-in.c (input_string_internal): Add clarifying comments.
7493         (lto_input_data_block): Move from lto-opts.c.  Make extern.
7494         Update all users.
7495         (lto_input_string): Rename from input_string.  Make extern.
7496         Update all users.
7497         * lto-streamer-out.c (lto_output_string_with_length): Rename from
7498         output_string_with_length.
7499         Output 0 to indicate a non-NULL string.  Update all callers to
7500         not emit 0.
7501         (lto_output_string): Rename from output_string.  Make extern.
7502         Update all users.
7503         (lto_output_decl_state_streams): Make extern.
7504         (lto_output_decl_state_refs): Make extern.
7505         * lto-streamer.h (lto_input_string): Declare.
7506         (lto_input_data_block): Declare.
7507         (lto_output_string): Declare.
7508         (lto_output_string_with_length): Declare.
7509         (lto_output_decl_state_streams): Declare.
7510         (lto_output_decl_state_refs): Declare.
7511
7512 2011-03-24  Richard Guenther  <rguenther@suse.de>
7513
7514         PR tree-optimization/46562
7515         * tree.c (build_invariant_address): New function.
7516         * tree.h (build_invariant_address): Declare.
7517         * tree-dfa.c (get_addr_base_and_unit_offset): Wrap around
7518         a renamed function moved ...
7519         * tree-flow-inline.h (get_addr_base_and_unit_offset_1): ... here.
7520         Take valueization callback parameter.
7521         * tree-flow.h (gimple_fold_stmt_to_constant): Declare.
7522         * gimple-fold.h: New file.
7523         * tree-ssa-ccp.c (ccp_fold): Use gimple_fold_stmt_to_constant_1.
7524         (ccp_fold, fold_const_aggregate_ref,
7525         fold_ctor_reference, fold_nonarray_ctor_reference,
7526         fold_array_ctor_reference, fold_string_cst_ctor_reference,
7527         get_base_constructor): Move ...
7528         * gimple-fold.c: ... here.
7529         (gimple_fold_stmt_to_constant_1): New function
7530         split out from ccp_fold.  Take a valueization callback parameter.
7531         Valueize all operands.
7532         (gimple_fold_stmt_to_constant): New wrapper function.
7533         (fold_const_aggregate_ref_1): New function split out from
7534         fold_const_aggregate_ref.  Take a valueization callback parameter.
7535         (fold_const_aggregate_ref): Wrap fold_const_aggregate_ref_1.
7536         * tree-ssa-sccvn.c (simplify_binary_expression): Simplify
7537         invariant POINTER_PLUS_EXPRs to invariant form.
7538         (vn_valueize): New function.
7539         (try_to_simplify): Simplify by using gimple_fold_stmt_to_constant.
7540         * tree-vrp.c (vrp_valueize): New function.
7541         (vrp_visit_assignment_or_call): Use gimple_fold_stmt_to_constant
7542         to fold statements to constants.
7543         * tree-ssa-pre.c (eliminate): Properly guard propagation of
7544         function declarations.
7545         * Makefile.in (tree-ssa-sccvn.o, tree-vrp.o, gimple-fold.o,
7546         tree-ssa-ccp.o): Add gimple-fold.h dependencies.
7547
7548 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
7549
7550         * config/h8300/predicates.md (jump_address_operand): Fix register
7551         mode check.
7552
7553 2011-03-24  Ira Rosen  <ira.rosen@linaro.org>
7554
7555         * doc/invoke.texi (max-stores-to-sink): Document.
7556         * params.h (MAX_STORES_TO_SINK): Define.
7557         * opts.c (finish_options): Set MAX_STORES_TO_SINK to 0
7558         if either vectorization or if-conversion is disabled.
7559         * tree-data-ref.c (dr_equal_offsets_p1): Moved and renamed from
7560         tree-vect-data-refs.c vect_equal_offsets.
7561         (dr_equal_offsets_p): New function.
7562         (find_data_references_in_bb): Remove static.
7563         * tree-data-ref.h (find_data_references_in_bb): Declare.
7564         (dr_equal_offsets_p): Likewise.
7565         * tree-vect-data-refs.c (vect_equal_offsets): Move to tree-data-ref.c.
7566         (vect_drs_dependent_in_basic_block): Update calls to
7567         vect_equal_offsets.
7568         (vect_check_interleaving): Likewise.
7569         * tree-ssa-phiopt.c: Include cfgloop.h and tree-data-ref.h.
7570         (cond_if_else_store_replacement): Rename to...
7571         (cond_if_else_store_replacement_1): ... this.  Change arguments and
7572         documentation.
7573         (cond_if_else_store_replacement): New function.
7574         * Makefile.in (tree-ssa-phiopt.o): Adjust dependencies.
7575         * params.def (PARAM_MAX_STORES_TO_SINK): Define.
7576
7577 2011-03-23  Chung-Lin Tang  <cltang@codesourcery.com>
7578
7579         PR target/46934
7580         * config/arm/arm.md (casesi): Use the gen_int_mode() function
7581         to subtract lower bound instead of GEN_INT().
7582
7583 2011-03-23  Jonathan Wakely  <jwakely.gcc@gmail.com>
7584
7585         PR other/48179
7586         PR other/48221
7587         PR other/48234
7588         * doc/extend.texi (Alignment): Move section to match order in TOC.
7589         * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
7590         (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
7591
7592 2011-03-23  Jeff Law  <law@redhat.com>
7593
7594         * cfg.c (redirect_edge_succ_nodup): Duplicate the varm map
7595         before removing the edge.
7596
7597         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Do not use E after
7598         it may have been freed by redirect_branch_edge or
7599         redirect_edge_succ_nodup.
7600
7601 2011-03-23  Richard Guenther  <rguenther@suse.de>
7602
7603         * tree-stdarg.c (va_list_counter_bump): Handle bumps via MEM_REF.
7604         (check_va_list_escapes): Likewise.
7605         (check_all_va_list_escapes): Likewise.
7606
7607 2011-03-23  Richard Guenther  <rguenther@suse.de>
7608
7609         * Makefile.in (IPA_TYPE_ESCAPE_H): Remove.
7610         (OBJS-archive): Remove ipa-struct-reorg.o and ipa-type-escape.o.
7611         (tree-ssa-alias.o): Do not depend on IPA_TYPE_ESCAPE_H.
7612         (alias.o): Likewise.
7613         (ipa-type-escape.o): Remove.
7614         (ipa-struct-reorg.o): Likewise.
7615         (GTFILES): Remove ipa-struct-reorg.c.
7616         * alias.c: Do not include ipa-type-escape.h.
7617         * tree-ssa-alias.c: Likewise.
7618         * common.opt (fipa-struct-reorg): Preserve for backward compatibility.
7619         * opts.c (finish_options): Do not reset flag_ipa_struct_reorg.
7620         * passes.c (init_optimization_passes): Remove ipa-struct-reorg
7621         and ipa-type-escape passes.
7622         * tree-pass.h (pass_ipa_type_escape): Remove.
7623         (pass_ipa_struct_reorg): Likewise.
7624         * ipa-struct-reorg.h: Remove.
7625         * ipa-struct-reorg.c: Likewise.
7626         * ipa-type-escape.h: Likewise.
7627         * ipa-type-escape.c: Likewise.
7628         * doc/invoke.texi (-fipa-struct-reorg): Remove.
7629         (--param struct-reorg-cold-struct-ratio): Likewise.
7630         * params.def (PARAM_STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
7631         * params.h (STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
7632         * timevar.def (TV_IPA_TYPE_ESCAPE): Likewise.
7633
7634 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
7635
7636         * config/s390/2084.md: Enable all insn reservations also for z9_ec
7637         cpu attribute value.
7638         * config/s390/s390-opts.h (enum s390_arch_option): Remove.
7639         (enum processor_type): Add PROCESSOR_2094_Z9_EC.
7640         * config/s390/s390.c (processor_flags_table): New constant array.
7641         (s390_handle_arch_option): Remove.
7642         (s390_handle_option): Remove s390_handle_arch_option invocations
7643         and OPT_mwarn_framesize_ handling.
7644         (s390_option_override): Remove s390_handle_arch_option invocation.
7645         (s390_emit_prologue): Remove use of HOST_WIDE_INT_PRINT_DEC in
7646         warnings.
7647         * config/s390/s390.md (cpu attribute): Add z9_ec value.
7648         * config/s390/s390.opt (s390_tune, s390_arch)
7649         (march=): Replace s390_arch_option enum and values with
7650         processor_type.  Set variable name to s390_arch.  Set
7651         initialization value.
7652         (mtune=): Replace s390_arch_option with processor_type.  Set
7653         variable name to s390_tune.  Set initialization value.
7654
7655 2011-03-23  Julian Brown  <julian@codesourcery.com>
7656
7657         * expr.c (expand_expr_real_1): Only use BLKmode for volatile
7658         accesses which are not naturally aligned.
7659
7660 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
7661
7662         PR target/47553
7663         * config/arm/predicates.md (neon_lane_number): Accept 0..15.
7664
7665 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
7666
7667         * optabs.h (emit_unop_insn, maybe_emit_unop_insn): Change insn code
7668         parameter from "int" to "enum insn_code".
7669         (expand_operand_type): New enum.
7670         (expand_operand): New structure.
7671         (create_expand_operand): New function.
7672         (create_fixed_operand, create_output_operand): Likewise
7673         (create_input_operand, create_convert_operand_to): Likewise.
7674         (create_convert_operand_from, create_address_operand): Likewise.
7675         (create_integer_operand): Likewise.
7676         (create_convert_operand_from_type, maybe_legitimize_operands): Declare.
7677         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
7678         (expand_insn, expand_jump_insn): Likewise.
7679         * builtins.c (expand_builtin_prefetch): Use the new interfaces.
7680         (expand_builtin_interclass_mathfn, expand_builtin_strlen): Likewise.
7681         (expand_movstr, expand_builtin___clear_cache): Likewise.
7682         (expand_builtin_lock_release): Likewise.
7683         * explow.c (allocate_dynamic_stack_space): Likewise.
7684         (probe_stack_range): Likewise.  Allow check_stack to FAIL,
7685         and use the default handling in that case.
7686         * expmed.c (check_predicate_volatile_ok): Delete.
7687         (store_bit_field_1, extract_bit_field_1): Use the new interfaces.
7688         (emit_cstore): Likewise.
7689         * expr.c (emit_block_move_via_movmem): Likewise.
7690         (set_storage_via_setmem, expand_assignment): Likewise.
7691         (emit_storent_insn, try_casesi): Likewise.
7692         (emit_single_push_insn): Likewise.  Allow the expansion to fail.
7693         * optabs.c (expand_widen_pattern_expr, expand_ternary_op): Likewise.
7694         (expand_vec_shift_expr, expand_binop_directly): Likewise.
7695         (expand_twoval_unop, expand_twoval_binop): Likewise.
7696         (expand_unop_direct, emit_indirect_jump): Likewise.
7697         (emit_conditional_move, vector_compare_rtx): Likewise.
7698         (expand_vec_cond_expr, expand_val_compare_and_swap_1): Likewise.
7699         (expand_sync_operation, expand_sync_fetch_operation): Likewise.
7700         (expand_sync_lock_test_and_set): Likewise.
7701         (maybe_emit_unop_insn): Likewise.  Change icode to an insn_code.
7702         (emit_unop_insn): Likewise.
7703         (expand_copysign_absneg): Change icode to an insn_code.
7704         (create_convert_operand_from_type): New function.
7705         (maybe_legitimize_operand, maybe_legitimize_operands): Likewise.
7706         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
7707         (expand_insn, expand_jump_insn): Likewise.
7708         * config/i386/i386.md (setmem<mode>): Use nonmemory_operand rather
7709         than const_int_operand for operand 2.
7710
7711 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
7712
7713         * dwarf2out.c (const_ok_for_output_1): Print the unspec enum name
7714         if possible.
7715
7716 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
7717
7718         * emit-rtl.c (emit_pattern_before_noloc): New function.
7719         (emit_insn_before_noloc, emit_jump_insn_before_noloc): Call it.
7720         (emit_call_insn_before_noloc, emit_debug_insn_before_noloc): Likewise.
7721         (emit_pattern_after_noloc): New function.
7722         (emit_insn_after_noloc, emit_jump_insn_after_noloc): Call it.
7723         (emit_call_insn_after_noloc, emit_debug_insn_after_noloc): Likewise.
7724
7725 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
7726
7727         * libgcc2.c (__lshrdi3, __ashldi3, __ashrdi3): Use W_TYPE_SIZE.
7728         (__ffsDI2): Likewise.
7729
7730 2011-03-22  Richard Henderson  <rth@redhat.com>
7731
7732         * config/alpha/alpha.c (direct_return): Use TARGET_ABI_OSF instead
7733         of !TARGET_ABI_OPEN_VMS.
7734         (alpha_trampoline_init, alpha_start_function): Likewise.
7735         (alpha_expand_epilogue, alpha_file_start): Likewise.
7736         * config/alpha/alpha.md (divsi3, modsi3): Likewise.
7737         (udivsi3, umodsi3, divdi3, moddi3, udivdi3, umoddi3): Likewise.
7738         (*divmodsi_internal_er, *divmodsi_internal_er_1): Likewise.
7739         (*divmodsi_internal, *divmoddi_internal_er): Likewise.
7740         (*divmoddi_internal_er_1, *divmoddi_internal): Likewise.
7741
7742 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
7743
7744         * config/s390/s390-opts.h: New.
7745         * config/s390/s390.c (s390_tune, s390_tune_flags, s390_arch,
7746         s390_arch_flags, s390_warn_framesize, s390_stack_size,
7747         s390_stack_guard): Remove.
7748         (s390_handle_arch_option): Return void.  Take enum
7749         s390_arch_option value instead of string and searching array.
7750         (s390_handle_option): Don't assert that global structures are in
7751         use.  Access variables via opts pointer.  Use error_at.  Don't use
7752         sscanf for -mstack-guard= or -mstack-size=.  Update call to
7753         s390_handle_arch_option.
7754         (s390_option_override): Update call to s390_handle_arch_option.
7755         (s390_emit_prologue): Use %d format for s390_stack_size in
7756         diagnostic.  Use %wd for HOST_WIDE_INT.
7757         * config/s390/s390.h (enum processor_type): Move to s390-opts.h.
7758         (s390_tune, s390_tune_flags, s390_arch, s390_arch_flags): Remove.
7759         * config/s390/s390.opt (config/s390/s390-opts.h): New
7760         HeaderInclude entry.
7761         (s390_arch_string, s390_tune, s390_tune_flags, s390_arch,
7762         s390_arch_flags, s390_warn_framesize): New Variable entries.
7763         (s390_arch_option): New Enum and EnumValue entries.
7764         (march=): Use Enum instead of Var.
7765         (mstack-guard=, mstack-size=): Use UInteger and Var.
7766         (mtune=): Use Enum.
7767
7768 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
7769
7770         * config/score/score.c (score_handle_option): Don't assert that
7771         global structures are in use.  Access target_flags via opts
7772         pointer.  Use value of -march= option to determine target_flags
7773         settings.
7774         * config/score/score.opt (march=): Use Enum.
7775         (score_arch): New Enum and EnumValue entries.
7776
7777 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
7778
7779         * config/mep/mep.c (option_mtiny_specified): Remove.
7780         (mep_option_override): Move register handling for -mivc2 from
7781         mep_handle_option.  Use global_options_set.x_mep_tiny_cutoff
7782         instead of option_mtiny_specified.
7783         (mep_handle_option): Access target_flags via opts pointer.  Don't
7784         assert that global structures are in use.  Defer part of -mivc2
7785         handling and move it to mep_option_override.
7786         * config/mep/mep.opt (IVC2): New Mask entry.
7787         (mivc2): Use Var and Defer instead of Mask.
7788
7789 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
7790
7791         * config/v850/v850-opts.h: New.
7792         * config/v850/v850.c (small_memory): Replace with
7793         small_memory_physical_max array.  Make that array static const.
7794         (v850_handle_memory_option): Take integer value of argument.  Take
7795         gcc_options pointer, option text and location.  Return void.
7796         Update for changes to small memory structures.
7797         (v850_handle_option): Access target_flags via opts pointer.  Don't
7798         assert that global structures are in use.  Update calls to
7799         v850_handle_memory_option.
7800         (v850_encode_data_area): Update references to small memory settings.
7801         * config/v850/v850.h (struct small_memory_info, small_memory): Remove.
7802         (enum small_memory_type): Move to v850-opts.h.
7803         * config/v850/v850.opt (config/v850/v850-opts.h): New
7804         HeaderInclude entry.
7805         (small_memory_max): New Variable entry.
7806         (msda): Replace by pair of options msda= and msda-.  Use UInteger.
7807         (mtda, mzda): Likewise.
7808
7809 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
7810
7811         * config/sh/sh.c (sh_handle_option): Access target_flags via opts
7812         pointer.  Don't assert that global structures are in use.
7813
7814 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
7815
7816         * config/pdp11/pdp11.c (pdp11_handle_option): Access target_flags
7817         via opts pointer.  Don't assert that global structures are in use.
7818
7819 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
7820
7821         * config/pa/pa-hpux.opt (flag_pa_unix): New Variable entry.
7822         (munix=93): Use Var.
7823         * config/pa/pa-hpux1010.opt (munix=95): Use Var.
7824         * config/pa/pa-hpux1111.opt (munix=98): Use Var.
7825         * config/pa/pa-opts.h: New.
7826         * config/pa/pa.c (pa_cpu, flag_pa_unix): Remove.
7827         (pa_handle_option): Don't assert that global structures are in
7828         use.  Access target_flags via opts pointer.  Don't handle
7829         OPT_mschedule_, OPT_mfixed_range_, OPT_munix_93, OPT_munix_95 or
7830         OPT_munix_98 here.
7831         (pa_option_override): Handle deferred OPT_mfixed_range_.
7832
7833 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
7834
7835         * config/mn10300/mn10300-opts.h: New.
7836         * config/mn10300/mn10300.c (mn10300_processor,
7837         mn10300_tune_string): Remove.
7838         (mn10300_handle_option): Don't assert that global structures are
7839         in use.  Access mn10300_processor via opts pointer.  Don't handle
7840         OPT_mtune_ here.
7841         * config/mn10300/mn10300.h (enum processor_type): Move to
7842         mn10300-opts.h.
7843         (mn10300_processor): Remove.
7844         * config/mn10300/mn10300.opt (config/mn10300/mn10300-opts.h): New
7845         HeaderInclude entry.
7846         (mn10300_processor): New Variable entry.
7847         (mtune=): Use Var.
7848
7849 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
7850
7851         * config/microblaze/microblaze.c: Don't include opts.h.
7852         (microblaze_handle_option, TARGET_HANDLE_OPTION): Remove.
7853         * config/microblaze/microblaze.opt (mxl-stack-check): Use Warn.
7854         (mno-clearbss): Use Var and Warn.
7855
7856 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
7857
7858         * config/m32r/m32r-opts.h: New.
7859         * config/m32r/m32r.c (m32r_model, m32r_sdata): Remove.
7860         (m32r_handle_option): Don't assert that global structures are in
7861         use.  Access target_flags and m32r_cache_flush_func via opts
7862         pointer.  Don't handle OPT_mmodel_, OPT_msdata_ or
7863         OPT_mno_flush_trap here.
7864         * config/m32r/m32r.h (Code Models, Small Data Area): Replace by
7865         include of m32r-opts.h.
7866         * config/m32r/m32r.opt (config/m32r/m32r-opts.h): New
7867         HeaderInclude entry.
7868         (m32r_model_selected, m32r_sdata_selected): New Variable entries.
7869         (mmodel=): Use Enum and Var.
7870         (m32r_model): New Enum and EnumValue entries.
7871         (mno-flush-trap): Use Var.
7872         (msdata=): Use Enum and Var.
7873         (m32r_sdata): New Enum and EnumValue entries.
7874
7875 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
7876
7877         * config/m32c/m32c.c: Don't include opts.h.
7878         (target_memregs, target_memregs_set, TARGET_HANDLE_OPTION,
7879         m32c_handle_option): Remove.
7880         (m32c_option_override): Check global_options_set.x_target_memregs
7881         instead of target_memregs_set.
7882         * config/m32c/m32c.h (target_memregs): Remove.
7883         * config/m32c/m32c.opt (memregs=): Use UInteger with integer
7884         variable.
7885
7886 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
7887
7888         * config/iq2000/iq2000-opts.h: New.
7889         * config/iq2000/iq2000.c: Don't include opts.h.
7890         (iq2000_tune, iq2000_handle_option, TARGET_HANDLE_OPTION): Remove.
7891         * config/iq2000/iq2000.h (enum processor_type, iq2000_tune): Remove.
7892         * config/iq2000/iq2000.opt (config/iq2000/iq2000-opts.h): New
7893         HeaderInclude entry.
7894         (iq2000_tune): New Variable entry.
7895         (march=): Add comment.  Use Enum.
7896         (iq2000_arch): New Enum and EnumValue entries.
7897         (mcpu=): Use Enum and Var.
7898         (iq2000_tune): New Enum and EnumValue entries.
7899
7900 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
7901
7902         * config/ia64/ia64-opts.h: New.
7903         * config/ia64/ia64.c (ia64_tune): Remove.
7904         (ia64_handle_option): Don't handle OPT_mfixed_range_ or OPT_mtune_
7905         here.  Use error_at.
7906         (ia64_option_override): Handle deferred OPT_mfixed_range_.
7907         * config/ia64/ia64.h (enum processor_type, ia64_tune): Remove.
7908         * config/ia64/ia64.opt (config/ia64/ia64-opts.h): New
7909         HeaderInclude entry.
7910         (ia64_tune): New Variable entry.
7911         (mfixed-range=): Use Defer and Var.
7912         (mtune=): Use Enum and Var.
7913         (ia64_tune): New Enum and EnumValue entries.
7914
7915 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
7916
7917         * config/frv/frv-opts.h: New.
7918         * config/frv/frv-protos.h (enum frv_cpu, frv_cpu_t): Move to
7919         frv-opts.h.
7920         (frv_cpu_type): Remove.
7921         * config/frv/frv.c: Don't include opts.h.
7922         (frv_cpu_type, frv_handle_option, TARGET_HANDLE_OPTION): Remove.
7923         * config/frv/frv.opt (config/frv/frv-opts.h): New HeaderInclude entry.
7924         (frv_cpu_type): New Variable entry.
7925         (frv_cpu): New Enum and EnumValue entries.
7926
7927 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
7928
7929         * config/cris/cris.c (cris_handle_option): Access target_flags via
7930         opts pointer.  Don't assert that global structures are in use.
7931         Don't call CRIS_SUBTARGET_HANDLE_OPTION.
7932         * config/cris/cris.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't define.
7933
7934 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
7935
7936         * config/bfin/bfin-opts.h: New.
7937         * config/bfin/bfin.c (bfin_lib_id_given, bfin_cpu_type,
7938         bfin_si_revision, bfin_workarounds): Remove.
7939         (bfin_cpus): Make static const.
7940         (bfin_load_pic_reg): Check global_options_set.x_bfin_library_id
7941         not bfin_lib_id_given.
7942         (bfin_handle_option): Don't set bfin_lib_id_given.  Access
7943         bfin_cpu_type, bfin_si_revision and bfin_workarounds via opts
7944         pointer. Use error_at.  Don't assert that global structures are in use.
7945         * config/bfin/bfin.h: Include bfin-opts.h.
7946         (enum bfin_cpu_type, bfin_cpu_t): Move to bfin-opts.h.
7947         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): Remove.
7948         * bfin.opt (config/bfin/bfin-opts.h): New HeaderInclude entry.
7949         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): New Variable
7950         entries.
7951
7952 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
7953
7954         * config/arm/arm.opt (mhard-float, msoft-float): Use Alias.
7955         * config/arm/arm.c (arm_handle_option): Don't handle -mhard-float
7956         or -msoft-float here.
7957         * config/arm/arm.h (CPP_SPEC): Handle -mfloat-abi=*, not
7958         -msoft-float and -mhard-float.
7959         (OPTION_DEFAULT_SPECS): Don't handle -mhard-float and -msoft-float.
7960         * config/arm/coff.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
7961         msoft-float.
7962         * config/arm/elf.h (ASM_SPEC): Don't handle -mhard-float and
7963         -msoft-float.
7964         (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not msoft-float.
7965         * config/arm/linux-elf.h (MULTILIB_DEFAULTS): Use mfloat-abi=hard,
7966         not mhard-float.
7967         (LIBGCC_SPEC): Don't handle -msoft-float.
7968         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Don't handle
7969         -mhard-float.
7970         * config/arm/pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
7971         msoft-float.
7972         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Handle
7973         -mfloat-abi=*, not -msoft-float and -mhard-float.
7974         * config/arm/semi.h((ASM_SPEC): Don't handle -mhard-float and
7975         -msoft-float.
7976         * config/arm/t-arm-elf (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS):
7977         Use mfloat-abi=hard and mfloat-abi=soft in comments, not
7978         mhard-float and msoft-float.
7979         * config/arm/t-linux (MULTILIB_OPTIONS): Use mfloat-abi=hard and
7980         mfloat-abi=soft in comments, not mhard-float and msoft-float.
7981         * config/arm/t-rtems (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
7982         mfloat-abi=soft and mfloat-abi=hard, not msoft-float and
7983         mhard-float.
7984         * config/arm/t-strongarm-elf (MULTILIB_OPTIONS): Use
7985         mfloat-abi=hard and mfloat-abi=soft, not mhard-float and
7986         msoft-float.
7987         * config/arm/t-wince-pe (MULTILIB_OPTIONS): Use mfloat-abi=hard,
7988         not mhard-float.
7989         * config/arm/wince-pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft,
7990         not msoft-float.
7991
7992 2011-03-22  Richard Henderson  <rth@redhat.com>
7993
7994         * config/alpha/alpha.c (alpha_expand_prologue): Don't test
7995         TARGET_ABI_WINDOWS_NT.
7996         (alpha_output_function_end_prologue): Likewise.
7997         * config/alpha/alpha.h (TARGET_ABI_OSF): Likewise.
7998         (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
7999         * config/alpha/alpha.md (call, call_value, tablejump): Likewise.
8000         (trap, *movsi_nt_vms): Likewise.
8001         (call_nt, call_value_nt, *call_nt_1, *call_value_nt_1): Remove.
8002         (*tablejump_osf_nt_internal): Remove.
8003         * config/alpha/predicates.md (input_operand): Only test Pmode.
8004
8005 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8006
8007         * config/alpha/alpha.c (alpha_handle_option): Access target_flags
8008         via opts pointer.  Use error_at.  Don't assert that global
8009         structures are in use.
8010
8011 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8012
8013         * config/i386/i386.c (ix86_isa_flags_explicit): Remove.
8014         (ix86_handle_option): Access ix86_isa_flags and
8015         ix86_isa_flags_explicit via opts pointer.  Don't assert that
8016         global structures are in use.
8017         (ix86_function_specific_save, ix86_function_specific_restore):
8018         Update ix86_isa_flags_explicit field name.
8019         * config/i386/i386.opt (ix86_isa_flags_explicit): New Variable entry.
8020         (ix86_isa_flags_explicit): Rename TargetSave entry to
8021         x_ix86_isa_flags_explicit.
8022
8023 2011-03-22  Richard Henderson  <rth@redhat.com>
8024
8025         * config/alpha/alpha.c (NUM_ARGS): Don't test TARGET_ABI_UNICOSMK.
8026         (alpha_option_override, direct_return): Likewise.
8027         (alpha_arg_partial_bytes, alpha_setup_incoming_varargs): Likewise.
8028         (alpha_va_start, alpha_gimplify_va_arg, alpha_sa_mask): Likewise.
8029         (alpha_sa_size, compute_frame_size, alpha_expand_prologue): Likewise.
8030         (alpha_start_function, alpha_output_function_end_prologue): Likewise.
8031         (alpha_expand_epilogue, alpha_end_function): Likewise.
8032         (alpha_init_libfuncs): Likewise.
8033         (struct machine_function): Remove unicosmk members.
8034         (print_operand) ['t']: Remove.
8035         (unicosmk_must_pass_in_stack, unicosmk_initial_elimination_offset,
8036         unicosmk_output_module_name, unicosmk_output_common,
8037         current_section_align, unicosmk_output_text_section_asm_op,
8038         unicosmk_output_data_section_asm_op, unicosmk_init_sections,
8039         unicosmk_section_type_flags, unicosmk_unique_section,
8040         unicosmk_asm_named_section, unicosmk_insert_attributes,
8041         unicosmk_output_align, unicosmk_defer_case_vector,
8042         unicosmk_output_addr_vec, unicosmk_output_deferred_case_vectors,
8043         SSIB_PREFIX, SSIB_PREFIX_LEN, unicosmk_ssib_name, unicosmk_gen_dsib,
8044         unicosmk_output_ssib, unicosmk_add_call_info_word,
8045         unicosmk_extern_head, unicosmk_output_default_externs,
8046         unicosmk_output_externs, unicosmk_add_extern, unicosmk_dex_list,
8047         unicosmk_dex_count, unicosmk_special_name, unicosmk_need_dex,
8048         unicosmk_output_dex, unicosmk_file_start, unicosmk_file_end): Remove.
8049         * config/alpha/alpha-protos.h: Update.
8050         * config/alpha/alpha.h (TARGET_ABI_OSF): Don't test TARGET_ABI_UNICOSMK.
8051         * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM): Remove.
8052         (UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): Remove.
8053         (mulsi3): Don't test TARGET_ABI_UNICOSMK.
8054         (*mulsi_se, mulvsi3): Likewise.
8055         (divsi3, udivsi3, modsi3, umodsi3, divdi3, udivdi3): Likewise.
8056         (*divmodsi_internal, call, call_value, realign): Likewise.
8057         (moddi3, umoddi3): Likewise; remove duplicate expander.
8058         (moddi3_umk, umoddi3_umk, call_umk, call_value_umk): Remove.
8059         (*call_umk_1, *movsi, umk_laum, umk_lalm, *umk_load_ciw): Remove.
8060         (*movdi_nofix): Remove r/U alternative.
8061         (umk_mismatch_args, arg_home_umk, *call_value_umk): Remove.
8062         * config/alpha/constraints.md ("U"): Remove.
8063         * config/alpha/predicates.md (call_operand"): Don't test
8064         TARGET_ABI_UNICOSMK.
8065
8066 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8067
8068         * target.def (handle_option): Take gcc_options and
8069         cl_decoded_option pointers and location_t.
8070         * doc/tm.texi.in (TARGET_HANDLE_OPTION): Update documentation.
8071         * doc/tm.texi: Regenerate.
8072         * hooks.c (hook_bool_size_t_constcharptr_int_true): Remove.
8073         * hooks.h (hook_bool_size_t_constcharptr_int_true): Don't declare.
8074         * lto-opts.c (lto_reissue_options): Generate option structure for
8075         targetm.handle_option call.
8076         * opts.c (target_handle_option): Update call to
8077         targetm.handle_option.  Remove assertions about values now passed
8078         down to hook.
8079         * targhooks.c (default_target_handle_option): New.
8080         * targhooks.h (default_target_handle_option): Declare.
8081         * config/alpha/alpha.c: Include opts.h.
8082         (alpha_handle_option): Update to new hook interface.
8083         * config/arm/arm.c: Include opts.h.
8084         (arm_handle_option): Update to new hook interface.
8085         * config/arm/t-arm (arm.o): Update dependencies.
8086         * config/bfin/bfin.c: Include opts.h.
8087         (bfin_handle_option): Update to new hook interface.
8088         * config/cris/cris.c: Include opts.h.
8089         (cris_handle_option): Update to new hook interface.
8090         * config/frv/frv.c: Include opts.h.
8091         (frv_handle_option): Update to new hook interface.
8092         * config/i386/i386.c: Include opts.h.
8093         (ix86_handle_option): Update to new hook interface.
8094         (ix86_valid_target_attribute_inner_p): Generate option structure
8095         for call to ix86_handle_option.
8096         * config/i386/t-i386 (i386.o): Update dependencies.
8097         * config/ia64/ia64.c: Include opts.h.
8098         (ia64_handle_option): Update to new hook interface.
8099         * config/ia64/t-ia64 (ia64.o): Update dependencies.
8100         * config/iq2000/iq2000.c: Include opts.h.
8101         (iq2000_handle_option): Update to new hook interface.
8102         * config/m32c/m32c.c: Include opts.h.
8103         (m32c_handle_option): Update to new hook interface.
8104         * config/m32r/m32r.c: Include opts.h.
8105         (m32r_handle_option): Update to new hook interface.
8106         * config/m68k/m68k.c: Include opts.h.
8107         (m68k_handle_option): Update to new hook interface.
8108         * config/mep/mep.c: Include opts.h.
8109         (mep_handle_option): Update to new hook interface.
8110         * config/microblaze/microblaze.c: Include opts.h.
8111         (microblaze_handle_option): Update to new hook interface.
8112         * config/mips/mips.c: Include opts.h.
8113         (mips_handle_option): Update to new hook interface.
8114         * config/mn10300/mn10300.c: Include opts.h.
8115         (mn10300_handle_option): Update to new hook interface.
8116         * config/pa/pa.c: Include opts.h.
8117         (pa_handle_option): Update to new hook interface.
8118         * config/pdp11/pdp11.c: Include opts.h.
8119         (pdp11_handle_option): Update to new hook interface.
8120         * config/rs6000/rs6000.c: Include opts.h.
8121         (rs6000_handle_option): Update to new hook interface.
8122         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
8123         * config/rx/rx.c: Include opts.h.
8124         (rx_handle_option): Update to new hook interface.
8125         * config/s390/s390.c: Include opts.h.
8126         (s390_handle_option): Update to new hook interface.
8127         * config/score/score.c: Include opts.h.
8128         (score_handle_option): Update to new hook interface.
8129         * config/sh/sh.c: Include opts.h.
8130         (sh_handle_option): Update to new hook interface.
8131         * config/sparc/sparc.c: Include opts.h.
8132         (sparc_handle_option): Update to new hook interface.
8133         * config/v850/v850.c: Include opts.h.
8134         (v850_handle_option): Update to new hook interface.
8135
8136 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8137
8138         * gcc.c (driver_unknown_option_callback): Only permit and save
8139         unknown -Wno- options.
8140         (driver_wrong_lang_callback): Save options directly instead of via
8141         driver_unknown_option_callback.
8142
8143 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
8144
8145         * combine.c (simplify_set): Try harder to find the best CC mode when
8146         simplifying a nested COMPARE on the RHS.
8147
8148 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
8149
8150         * config/alpha/gnu.h: Remove.
8151         * config/arc: Remove directory.
8152         * config/arm/netbsd.h: Remove.
8153         * config/arm/t-pe: Remove.
8154         * config/crx: Remove directory.
8155         * config/i386/netbsd.h: Remove.
8156         * config/m68hc11: Remove directory.
8157         * config/m68k/uclinux-oldabi.h: Remove.
8158         * config/mcore/mcore-pe.h: Remove.
8159         * config/mcore/t-mcore-pe: Remove.
8160         * config/netbsd-aout.h: Remove.
8161         * config/rs6000/gnu.h: Remove.
8162         * config/sh/sh-symbian.h: Remove.
8163         * config/sh/symbian-base.c: Remove.
8164         * config/sh/symbian-c.c: Remove.
8165         * config/sh/symbian-cxx.c: Remove.
8166         * config/sh/symbian-post.h: Remove.
8167         * config/sh/symbian-pre.h: Remove.
8168         * config/sh/t-symbian: Remove.
8169         * config/svr3.h: Remove.
8170         * config/vax/netbsd.h: Remove.
8171         * config.build: Don't handle i[34567]86-*-pe.
8172         * config.gcc: Remove handling of deprecations for most deprecated
8173         targets.
8174         (m68k-*-uclinuxoldabi*): Add to second deprecated list.
8175         (alpha*-*-gnu*, arc-*-elf*, arm*-*-netbsd*, arm-*-pe*, crx-*-elf,
8176         i[34567]86-*-netbsd*, i[34567]86-*-pe, m68hc11-*-*|m6811-*-*,
8177         m68hc12-*-*|m6812-*-*, m68k-*-uclinuxoldabi*, mcore-*-pe*,
8178         powerpc64-*-gnu*, powerpc-*-gnu-gnualtivec*, powerpc-*-gnu*,
8179         sh-*-symbianelf* | sh[12346l]*-*-symbianelf*, vax-*-netbsd*):
8180         Remove cases.
8181         * config.host: Don't handle i[34567]86-*-pe.
8182         * config/rs6000/linux64.h (LINK_OS_GNU_SPEC): Remove.
8183         (ASM_SPEC32): Don't handle -mcall-gnu.
8184         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't handle
8185         -mcall-gnu.
8186         (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC, CPP_SPEC,
8187         STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC): Don't handle -mcall-gnu.
8188         (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
8189         LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): Remove.
8190         (SUBTARGET_EXTRA_SPECS): Remove *_gnu specs.
8191         * config/sh/sh-protos.h, config/sh/sh.c: Remove all code
8192         conditional on SYMBIAN.
8193         * configure.ac: Don't handle powerpc*-*-gnu*.
8194         * configure: Regenerate.
8195         * doc/extend.texi (interrupt attribute): Don't mention CRX.
8196         * doc/install-old.texi (m6811, m6812): Don't mention.
8197         * doc/install.texi (arc-*-elf*): Don't document multilib option.
8198         (arc-*-elf, CRX, m6811-elf, m6812-elf): Remove.
8199         (m68k-uclinuxoldabi): Don't mention.
8200         * doc/invoke.texi (ARC Options, CRX Options, M68hc1x Options):
8201         Remove.
8202         (-mcall-gnu): Remove.
8203         * doc/md.texi (CRX Architecture, Motorola 68HC11 & 68HC12
8204         families): Remove constraint documentation.
8205
8206 2011-03-22  Marius Strobl  <marius@FreeBSD.org>
8207
8208         * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
8209         (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
8210         (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
8211
8212 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
8213
8214         PR target/48226
8215         * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If we see a
8216         vector when peeking at the next token for vector, don't expand the
8217         keywords.
8218
8219 2011-03-21  Georg-Johann Lay  <avr@gjlay.de>
8220
8221         * config/avr/avr-protos.h (expand_epilogue): Change prototype
8222         * config/avr/avr.h (struct machine_function): Add field sibcall_fails.
8223         * config/avr/avr.c (init_cumulative_args)
8224         (avr_function_arg_advance): Use it.
8225         * config/avr/avr.c (expand_epilogue): Add bool parameter. Handle
8226         sibcall epilogues.
8227         (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to...
8228         (avr_function_ok_for_sibcall): ...this new function.
8229         (avr_lookup_function_attribute1): New static Function.
8230         (avr_naked_function_p, interrupt_function_p)
8231         (signal_function_p, avr_OS_task_function_p)
8232         (avr_OS_main_function_p): Use it.
8233         * config/avr/avr.md ("sibcall", "sibcall_value")
8234         ("sibcall_epilogue"): New expander.
8235         ("*call_insn", "*call_value_insn"): New insn.
8236         ("call_insn", "call_value_insn"): Remove
8237         ("call", "call_value", "epilogue"): Change expander to handle
8238         sibling calls.
8239
8240 2011-03-21  Nick Clifton  <nickc@redhat.com>
8241
8242         * doc/invoke.texi (Overall Options): Move closing brace to end of
8243         options list.
8244         (Optimization Options): Add missing @gol.
8245         (Directory Options): Likewise.
8246         (i386 and x86-64 Options): Likewise.
8247         (RS6000 and PowerPC Options): Likewise.
8248         (i386 and x86-64 Windows Options): Likewise.
8249         (V850 Options): Add text missing from descriptions.
8250
8251 2011-03-22  Richard Henderson  <rth@redhat.com>
8252
8253         * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
8254         (avr_incoming_return_addr_rtx): New.
8255         (emit_push_byte): New.
8256         (expand_prologue): Use it.  Remove incorrect dwarf annotation for
8257         SREG, RAMPZ, zero register.  Push frame pointer by bytes.  Add dwarf
8258         annotation for __prologue_saves__.  Fixup dwarf annotation for CFA.
8259         (emit_pop_byte): New.
8260         (expand_epilogue): Use it.  Pop frame pointer by bytes.
8261         * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
8262         (INCOMING_RETURN_ADDR_RTX): New.
8263         (INCOMING_FRAME_SP_OFFSET): New.
8264         (ARG_POINTER_CFA_OFFSET): New.
8265         * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
8266         (*pushhi, *pushsi, *pushsf, popqi): Likewise.
8267         (pophi): Remove.
8268
8269         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
8270
8271 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
8272
8273         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
8274         (FUNCTION_ARG_ADVANCE): Likewise.
8275         * tm.texi.in: Change references to them to hook references.
8276         * tm.texi: Regenerate.
8277         * targhooks.c (default_function_arg): Eliminate check for target
8278         macro.
8279         (default_function_incoming_arg): Likewise.
8280         (default_function_arg_advance): Likewise.
8281         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
8282         (function_arg_advance): Likewise.
8283         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
8284
8285 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
8286
8287         * tree.c (build_call_1): New function.
8288         (build_call_valist, build_call_array_loc, build_call_vec): Call it.
8289
8290 2011-03-22  Richard Guenther  <rguenther@suse.de>
8291
8292         PR tree-optimization/48228
8293         * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
8294         for single-arg PHIs.
8295
8296 2011-03-22  Andrey Belevantsev  <abel@ispras.ru>
8297
8298         PR rtl-optimization/48143
8299         * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
8300         (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
8301         sse2_cvtps2pd): Likewise.
8302
8303 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8304
8305         * recog.c (canonicalize_change_group): Use validate_unshare_change.
8306
8307 2011-03-22  Richard Guenther  <rguenther@suse.de>
8308
8309         * gimple.c (gimple_rhs_class_table): POLYNOMIAL_CHREC is not
8310         a valid RHS.  Make DOT_PROD_EXPR and REALIGN_LOAD_EXPR ternary.
8311         * tree-cfg.c (verify_gimple_assign_ternary): Allow DOT_PROD_EXPR
8312         and REALIGN_LOAD_EXPR.
8313         (verify_gimple_assign_single): Do not allow POLYNOMIAL_CHREC,
8314         DOT_PROD_EXPR or REALIGN_LOAD_EXPR.
8315         * expr.c (expand_expr_real_1): Move REALIGN_LOAD_EXPR and
8316         DOT_PROD_EXPR case ...
8317         (expand_expr_real_2): ... here.
8318         * gimple-pretty-print.c (dump_ternary_rhs): Handle DOT_PROD_EXPR
8319         and REALIGN_LOAD_EXPR.
8320         * tree-data-ref.c (split_constant_offset): Bail out for all CHRECs.
8321         * tree-vect-loop.c (vect_model_reduction_cost): Handle ternaries.
8322         (vect_create_epilog_for_reduction): Likewise.
8323         (vectorizable_reduction): Likewise.
8324         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Adjust.
8325         * tree-vect-stmts.c (vectorizable_load): Likewise.
8326
8327 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
8328
8329         * gimplify.c (gimplify_cond_expr): Gimplify COMPOUND_EXPR conditions.
8330
8331 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8332
8333         * config/s390/s390.c (s390_delegitimize_address): Fix offset
8334         handling for PLTOFF/GOTOFF.
8335
8336 2011-03-22  Nick Clifton  <nickc@redhat.com>
8337
8338         * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
8339         trailing backslash from the end of the macro definition.
8340
8341 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8342
8343         * config/s390/s390.c (s390_delegitimize_address): Handle PLTOFF
8344         and PLT unspecs.
8345
8346 2011-03-21  Richard Sandiford  <richard.sandiford@linaro.org>
8347
8348         * expr.h (prepare_operand): Move to...
8349         * optabs.h (prepare_operand): ...here and change the insn code
8350         parameter from "int" to "enum insn_code".
8351         (insn_operand_matches): Declare.
8352         * expr.c (init_expr_target): Use insn_operand_matches.
8353         (compress_float_constant): Likewise.
8354         * function.c (safe_insn_predicate, assign_parm_setup_reg): Likewise.
8355         * optabs.c (can_compare_p, prepare_cmp_insn): Likewise.
8356         (emit_cmp_and_jump_insn_1, gen_add2_insn, gen_add3_insn): Likewise.
8357         (have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn):
8358         Likewise.
8359         (gen_cond_trap): Likewise.
8360         (prepare_operand): Likewise.  Change icode to an insn_code.
8361         (insn_operand_matches): New function.
8362         * reload.c (find_reloads_address_1): Use insn_operand_matches.
8363         * reload1.c (gen_reload): Likewise.
8364         * targhooks.c (default_secondary_reload): Likewise.
8365
8366 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
8367
8368         * config/alpha/alpha.md (unspec): New define_c_enum.
8369         (unspecv): Ditto.
8370
8371 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
8372
8373         PR debug/48214
8374         * config/alpha/alpha.c (alpha_pad_noreturn): Do not emit an unop
8375         between a call and its CALL_ARG_LOCATION note.
8376
8377 2011-03-21  Eric Botcazou  <ebotcazou@adacore.com>
8378
8379         * gimplify.c (gimplify_vla_decl): Set TREE_THIS_NOTRAP flag.
8380
8381 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
8382
8383         PR c/42544
8384         PR c/48197
8385         * c-common.c (shorten_compare): If primopN is first sign-extended
8386         to opN and then zero-extended to result type, set primopN to opN.
8387
8388 2011-03-21  Daniel Jacobowitz  <dan@codesourcery.com>
8389
8390         * config/arm/unwind-arm.c (__gnu_unwind_pr_common): Correct test
8391         for barrier handlers.
8392
8393 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
8394
8395         * config/rs6000/rs6000.md (UNSPEC_*, UNSPECV_*): Redefine all
8396         UNSPEC constants to be in the unspec enumeration, and redefine
8397         all UNSPECV constants to be in the unspecv enumeration, so that
8398         dumps print which unspec/unspec_volatile this is.
8399         * config/rs6000/vector.md (UNSPEC_*): Ditto.
8400         * config/rs6000/paired.md (UNSPEC_*): Ditto.
8401         * config/rs6000/vsx.md (UNSPEC_*): Ditto.
8402         * config/rs6000/altivec.md (UNSPEC_*, UNSPECV_*): Ditto.
8403         * config/rs6000/dfp.md (UNSPEC_*): Ditto.
8404
8405         * config/rs6000/rs6000.md (UNSPECV_ISYNC, UNSPECV_LWSYNC): Rename
8406         UNSPEC_ISYNC and UNSPEC_HWSYNC to UNSPECV_ISYNC and
8407         UNSPECV_LWSYNC, since these are used as unspec_volatile.
8408         * config/rs6000/sync.md (isync, lwsync): Ditto.
8409
8410 2011-03-21  Richard Guenther  <rguenther@suse.de>
8411
8412         * params.def (lto-min-partition): Fix typo.
8413
8414 2011-03-21  Richard Guenther  <rguenther@suse.de>
8415
8416         PR c/47939
8417         * c-decl.c (grokdeclarator): Drop to the main variant only
8418         for array types.  Drop flag_gen_aux_info check.
8419
8420 2011-03-21  Richard Guenther  <rguenther@suse.de>
8421
8422         PR translation/47911
8423         * params.def (lto-partitions): Fix typo.
8424         (lto-min-partition): Fix wording.
8425
8426 2011-03-21  Andreas Tobler  <andreast@fgznet.ch>
8427
8428         * config/rs6000/t-freebsd: Remove duplication from file.
8429
8430 2011-03-21  Richard Guenther  <rguenther@suse.de>
8431
8432         PR middle-end/47661
8433         * gimple.c (is_gimple_condexpr): Use tree_could_throw_p.
8434
8435 2011-03-21  Richard Guenther  <rguenther@suse.de>
8436
8437         PR lto/48210
8438         * params.def (lto-partitions): Require at least 1 partition.
8439
8440 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8441
8442         * gthr-solaris.h: Remove.
8443         * gthr.h (_SOLARIS_THREADS): Don't include gthr-solaris.h, remove.
8444         * config/sol2.h (CPP_SUBTARGET_SPEC): Remove -threads support.
8445         (LIB_SPEC): Likewise.
8446         * config/sol2.opt (threads): Remove.
8447         * config.gcc (i[34567]86-*-solaris2*): Remove solaris threads support.
8448         (sparc*-*-solaris2*): Likewise.
8449         * configure.ac (enable_threads): Enable solaris support.
8450         * configure: Regenerate.
8451         * doc/invoke.texi (Option Summary, Solaris 2 Options): Remove -threads.
8452         * doc/install.texi (Configuration, --enable-threads=lib): Remove
8453         solaris.
8454
8455 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8456
8457         * config.gcc: Obsolete *-*-solaris2.8*.
8458         * doc/install.texi (Specific, *-*-solaris2*): Document it.
8459
8460 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8461
8462         PR bootstrap/48135
8463         * doc/install.texi (Prerequisites, Perl): Remove Glob.pm
8464         reference.  Solaris 8 perl works.
8465
8466 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8467
8468         PR bootstrap/48135
8469         * doc/install.texi (Prerequisites): Move jar etc. up.
8470         Explain support library version requirements.
8471
8472 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8473
8474         PR bootstrap/48135
8475         * doc/install.texi (Prerequisites): Move Perl to build
8476         requirements.  Always necessary on Solaris 2 with Sun ld.
8477
8478 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8479
8480         * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
8481         binutils 2.21.
8482         (Specific, i?86-*-solaris2.[89]): Likewise.
8483         (Specific, i?86-*-solaris2.10): Likewise.
8484         (Specific, mips-sgi-irix6): Likewise.
8485         (Specific, *-*-solaris2*): Remove Sun Studio download URL.
8486         Update for binutils 2.21.
8487
8488 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8489
8490         * configure.ac (gcc_cv_lto_plugin): Fix typo.
8491         Allow -fuse-linker-plugin for non-default plugin linker.
8492         * configure: Regenerate.
8493
8494 2011-03-21  Nicola Pero  <nicola.pero@meta-innovation.com>
8495
8496         PR bootstrap/48167
8497         * gengtype.c (files_rules): Added rule for cp/parser.h.
8498
8499 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
8500
8501         PR target/48213
8502         * config/s390/s390.c (s390_delegitimize_address): Don't call
8503         lowpart_subreg if orig_x has BLKmode.
8504
8505 2011-03-21  Kai Tietz  <ktietz@redhat.com>
8506
8507         PR target/12171
8508         * doc/plugins.texi: Adjust documentation for plugin register_callback.
8509         * tree.h (attribute_spec): Add new member affects_type_identity.
8510         * attribs.c (empty_attribute_table): Adjust attribute_spec
8511         initializers.
8512         * config/alpha/alpha.c: Likewise.
8513         * config/arc/arc.c: Likewise.
8514         * config/arm/arm.c: Likewise.
8515         * config/avr/avr.c: Likewise.
8516         * config/bfin/bfin.c: Likewise.
8517         * config/crx/crx.c: Likewise.
8518         * config/darwin.h: Likewise.
8519         * config/h8300/h8300.c: Likewise.
8520         * config/i386/cygming.h: Likewise.
8521         * config/i386/i386.c: Likewise.
8522         * config/ia64/ia64.c: Likewise.
8523         * config/m32c/m32c.c: Likewise.
8524         * config/m32r/m32r.c: Likewise.
8525         * config/m68hc11/m68hc11.c: Likewise.
8526         * config/m68k/m68k.c: Likewise.
8527         * config/mcore/mcore.c: Likewise.
8528         * config/mep/mep.c: Likewise.
8529         * config/microblaze/microblaze.c: Likewise.
8530         * config/mips/mips.c: Likewise.
8531         * config/rs6000/rs6000.c: Likewise.
8532         * config/rx/rx.c: Likewise.
8533         * config/sh/sh.c: Likewise.
8534         * config/sol2.h: Likewise.
8535         * config/sparc/sparc.c: Likewise.
8536         * config/spu/spu.c: Likewise.
8537         * config/stormy16/stormy16.c: Likewise.
8538         * config/v850/v850.c: Likewise.
8539
8540 2011-03-21  Chung-Lin Tang  <cltang@codesourcery.com>
8541
8542         * simplify-rtx.c (simplify_binary_operation_1): Handle
8543         (xor (and A B) C) case when B and C are both constants.
8544
8545 2011-03-21  Mingjie Xing  <mingjie.xing@gmail.com>
8546
8547         * tree-dfa.c (add_referenced_var): Fix typo in comment.
8548
8549 2011-03-20  Eric Botcazou  <ebotcazou@adacore.com>
8550
8551         PR bootstrap/48168
8552         * config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.
8553
8554 2011-03-20  Jakub Jelinek  <jakub@redhat.com>
8555
8556         PR rtl-optimization/48156
8557         * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
8558         assume df and df_lr are not NULL.
8559
8560 2011-03-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
8561
8562         PR debug/48023
8563         * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
8564         between a call and its CALL_ARG_LOCATION note.
8565
8566 2011-03-19  Kaz Kojima  <kkojima@gcc.gnu.org>
8567
8568         PR debug/48178
8569         * config/sh/sh.c (find_barrier): Don't emit a constant pool
8570         between a call and its corresponding CALL_ARG_LOCATION note.
8571
8572 2011-03-19  Anatoly Sokolov  <aesok@post.ru>
8573
8574         * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
8575         instead of loop. Use HARD_REGISTER_NUM_P predicate.
8576         * haifa-sched.c (setup_ref_regs): Ditto.
8577         * caller-save.c (add_used_regs_1): Ditto.
8578         * dse.c (look_for_hardregs): Ditto.
8579         * df-problems.c (df_simulate_one_insn_forwards): Ditto.
8580         * sched-rgn.c (check_live_1): Ditto.
8581
8582 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
8583
8584         * c-decl.c (diagnose_mismatched_decls): Give an error for
8585         redefining a typedef with variably modified type.
8586
8587 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
8588
8589         * c-decl.c (grokfield): Don't allow typedefs for structures or
8590         unions with no tag by default.
8591         * doc/extend.texi (Unnamed Fields): Update.
8592
8593 2011-03-18  Uros Bizjak  <ubizjak@gmail.com>
8594
8595         * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
8596         Rewrite using indirect functions.
8597         (lwp_slwpcb): Ditto.
8598         * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
8599         (avx_vinsertf128<mode>): Ditto.
8600
8601 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8602
8603         * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
8604         unspecs.
8605
8606 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8607
8608         * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
8609         splitting between a call and its corresponding CALL_ARG_LOCATION note.
8610
8611 2011-03-18  Maxim Kuvyrkov  <maxim@codesourcery.com>
8612
8613         PR rtl-optimization/48170
8614         * gcse.c (hoist_code): Remove bogus asserts.
8615
8616 2011-03-18  Georg-Johann Lay  <avr@gjlay.de>
8617
8618         * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
8619         computation for prologue/epilogue.
8620
8621 2011-03-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8622
8623         * Makefile.in (check-consistency): Remove.
8624
8625 2011-03-18  Jakub Jelinek  <jakub@redhat.com>
8626
8627         PR debug/48176
8628         * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
8629         arange_table_in_use is 0, but either text_section_used or
8630         cold_text_section_used is true.  Don't call it if
8631         !info_section_emitted.
8632
8633 2011-03-18  Anatoly Sokolov  <aesok@post.ru>
8634
8635         * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
8636         FUNCTION_VALUE_REGNO_P): Remove.
8637         * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
8638         Remove.
8639         * config/avr/avr.c (avr_ret_register): Make static inline.
8640         (avr_function_value_regno_p): New function.
8641         (avr_libcall_value): Make static. Add 'func' argument.
8642         (avr_function_value): Make static. Rename 'func' argument to
8643         'fn_decl_or_type', forward it to avr_libcall_value. Call
8644         avr_ret_register function instead of RET_REGISTER macro.
8645         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
8646
8647 2011-03-18  Jason Merrill  <jason@redhat.com>
8648
8649         PR c++/23372
8650         * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
8651
8652 2011-03-18  Richard Guenther  <rguenther@suse.de>
8653
8654         * doc/install.texi (--enable-gold): Remove.
8655         (--with-plugin-ld): Document.
8656         * doc/invoke.texi (-fuse-linker-plugin): Clarify.
8657
8658 2011-03-18  Andrew Pinski  <pinskia@gmail.com>
8659
8660         PR middle-end/47790
8661         * expr.c (optimize_bitfield_assignment_op): Revamp to work
8662         again after expansion changes.
8663
8664 2011-03-18  Chung-Lin Tang  <cltang@codesourcery.com>
8665
8666         * combine.c (try_combine): Do simplification only call of
8667         subst() on i2 even when i1 is present. Update comments.
8668
8669 2011-03-18  Kaz Kojima  <kkojima@gcc.gnu.org>
8670
8671         * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
8672         and UNSPEC_PCREL_SYMOFF.
8673
8674 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
8675
8676         * config/s390/s390.md: Use define_c_enum for the unspec constant
8677         definitions.
8678
8679 2011-03-18  Richard Henderson  <rth@redhat.com>
8680             Jakub Jelinek  <jakub@redhat.com>
8681
8682         PR bootstrap/48161
8683         * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
8684         instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
8685
8686 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
8687
8688         PR middle-end/47725
8689         * combine.c (cant_combine_insn_p): Don't check zero/sign
8690         extended hard registers.
8691
8692 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
8693
8694         PR middle-end/47725
8695         * combine.c (cant_combine_insn_p): Check zero/sign extended
8696         hard registers.
8697
8698 2011-03-17  Anatoly Sokolov  <aesok@post.ru>
8699
8700         * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
8701         * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
8702         * config/v850/v850.c (v850_output_addr_const_extra): Make static.
8703         Change return type to bool.
8704         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
8705
8706 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
8707
8708         PR debug/48163
8709         * var-tracking.c (prepare_call_arguments): If CALL target
8710         is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
8711         pc instead of looking it up using cselib_lookup and use
8712         Pmode for it if x has VOIDmode.
8713         * dwarf2out.c (gen_subprogram_die): If also both first and
8714         second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
8715
8716         PR debug/48163
8717         * function.c (assign_parms): For data.passed_pointer parms
8718         use MEM of data.entry_parm instead of data.entry_parm itself
8719         as DECL_INCOMING_RTL.
8720         * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
8721         also when passed and declared mode is the same, DECL_RTL
8722         is a MEM with pseudo as address and DECL_INCOMING_RTL is
8723         a MEM too.
8724
8725 2011-03-16  Jeff Law  <law@redhat.com>
8726
8727         PR rtl-optimization/37273
8728         * ira-costs.c (scan_one_insn): Detect constants living in memory and
8729         handle them like argument loads from stack slots.  Do not double
8730         count memory for memory constants and argument loads from stack slots.
8731
8732 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
8733
8734         PR debug/48160
8735         * var-tracking.c (prepare_call_arguments): Check SUBREG.
8736
8737 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
8738
8739         PR target/48171
8740         * config/i386/i386.opt: Add Save to -mavx and -mfma.
8741
8742 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
8743
8744         PR bootstrap/48153
8745         * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
8746         if dwarf_strict.
8747         (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
8748         Clear call_arg_locations and call_arg_loc_last always.
8749
8750         PR middle-end/48152
8751         * var-tracking.c (prepare_call_arguments): If argument needs to be
8752         passed by reference, adjust argtype and mode.
8753
8754 2011-03-17  Richard Guenther  <rguenther@suse.de>
8755
8756         PR middle-end/48134
8757         * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
8758         a value make sure to fold the statement.
8759
8760 2011-03-17  Chung-Lin Tang  <cltang@codesourcery.com>
8761
8762         PR target/43872
8763         * config/arm/arm.c (arm_get_frame_offsets): Adjust early
8764         return condition with !cfun->calls_alloca.
8765
8766 2011-03-17  Richard Guenther  <rguenther@suse.de>
8767
8768         PR bootstrap/48148
8769         * lto-cgraph.c (input_overwrite_node): Clear the abstract
8770         origin for decls in other ltrans units.
8771         (input_varpool_node): Likewise.
8772
8773 2011-03-17  Richard Guenther  <rguenther@suse.de>
8774
8775         PR middle-end/48165
8776         * tree-object-size.c (compute_object_offset): Properly return
8777         the offset operand of MEM_REFs as sizetype.
8778
8779 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
8780
8781         PR rtl-optimization/48141
8782         * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
8783         * dse.c: Include params.h.
8784         (active_local_stores_len): New variable.
8785         (add_wild_read, dse_step1): Clear it when setting active_local_stores
8786         to NULL.
8787         (record_store, check_mem_read_rtx): Decrease it when removing
8788         from the chain.
8789         (scan_insn): Likewise.  Increase it when adding to chain, if it
8790         reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
8791         set active_local_stores to NULL before the addition.
8792         * Makefile.in (dse.o): Depend on $(PARAMS_H).
8793
8794         PR rtl-optimization/48141
8795         * dse.c (record_store): If no positions are needed in an insn
8796         that cannot be deleted, at least unchain it from active_local_stores.
8797
8798 2011-03-16  Dodji Seketeli  <dodji@redhat.com>
8799
8800         PR debug/47510
8801         * dwarf2out.c (strip_naming_typedef): Factorize out of ...
8802         (lookup_type_die_strip_naming_typedef): ... here.
8803         (get_context_die): Use it.
8804         (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
8805         the anonymous struct named by the naming typedef.
8806
8807 2011-03-16  H.J. Lu  <hongjiu.lu@intel.com>
8808
8809         PR target/48154
8810         * config/i386/i386.c (ix86_builtin_vectorized_function): Check
8811         TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
8812
8813 2011-03-16  Jeff Law  <law@redhat.com>
8814
8815         * tree-vrp.c (identify_jump_threads): Slightly simplify type
8816         check for operands of conditional.  Allow type to be a pointer.
8817
8818 2011-03-16  Richard Guenther  <rguenther@suse.de>
8819
8820         PR tree-optimization/48149
8821         * fold-const.c (fold_binary_loc): Fold
8822         COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
8823
8824 2011-03-16  Richard Guenther  <rguenther@suse.de>
8825
8826         PR tree-optimization/26134
8827         * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
8828         complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
8829         (non_rewritable_mem_ref_base): Handle complex type component
8830         accesses, constrain offsets for vector and complex extracts
8831         more properly.
8832
8833 2011-03-16  Richard Guenther  <rguenther@suse.de>
8834
8835         PR tree-optimization/48146
8836         * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
8837         operands avoiding the need for renaming.
8838
8839 2011-03-16  Richard Guenther  <rguenther@suse.de>
8840
8841         * gimple-fold.c (maybe_fold_reference): Open-code relevant
8842         constant folding.  Move MEM_REF canonicalization first.
8843         Rely on fold_const_aggregate_ref for initializer folding.
8844         * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
8845
8846 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
8847
8848         PR middle-end/48136
8849         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
8850         arg0/arg1 or their arguments are always fold converted to matching
8851         types.
8852
8853         * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
8854         to nargs.
8855
8856 2011-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8857
8858         PR lto/46944
8859         * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
8860         Handle in-tree gold.
8861         (ld_vers): Extract binutils version for gold.
8862         (gcc_cv_ld_hidden): Handle gold here.
8863         (gcc_cv_lto_plugin): Determine level of linker plugin support.
8864         * configure: Regenerate.
8865         * config.in: Regenerate.
8866         * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
8867         -fuse-linker-plugin otherwise.
8868         (LINK_PLUGIN_SPEC): Define.  Extract from LINK_COMMAND_SPEC.
8869         (LINK_COMMAND_SPEC): Use it.
8870         (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
8871
8872 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
8873
8874         * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
8875         * calls.c: Remove debug.h include.
8876         (emit_call_1): Don't call virtual_call_token debug hook.
8877         * dwarf2out.c (debug_dcall_section, debug_vcall_section,
8878         dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
8879         vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
8880         size_of_dcall_table, output_dcall_table, size_of_vcall_table,
8881         output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
8882         vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
8883         dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
8884         dwarf2out_virtual_call): Remove.
8885         (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
8886         copy_call_info and virtual_call hooks.
8887         (dwarf2out_init): Don't initialize vcall_insn_table,
8888         debug_dcall_section and debug_vcall_section.
8889         (prune_unused_types): Don't mark nodes from dcall_table.
8890         (dwarf2out_finish): Don't output dcall or vcall tables.
8891         * final.c (final_scan_insn): Don't call direct_call or
8892         virtual_call debug hooks.
8893         * debug.h (struct gcc_debug_hooks): Remove direct_call,
8894         virtual_call_token, copy_call_info and virtual_call hooks.
8895         (debug_nothing_uid): Remove prototype.
8896         * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
8897         copy_call_info and virtual_call hooks.
8898         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
8899         * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
8900         * debug.c (do_nothing_debug_hooks): Likewise.
8901         (debug_nothing_uid): Remove.
8902         * doc/invoke.texi (-fenable-icf-debug): Remove.
8903         * common.opt (-fenable-icf-debug): Likewise.
8904
8905         * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
8906         * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
8907         call's MEM.  Handle functions returning aggregate through a hidden
8908         first pointer.  For virtual calls add clobbered pc to call arguments
8909         chain.
8910         * dwarf2out.c (gen_subprogram_die): Emit
8911         DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
8912         can't be emitted.
8913
8914         PR debug/45882
8915         * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
8916         * rtl.h (ENTRY_VALUE_EXP): Define.
8917         * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
8918         * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
8919         * print-rtl.c (print_rtx): Likewise.
8920         * gengtype.c (adjust_field_rtx_def): Likewise.
8921         * var-tracking.c (vt_add_function_parameter): Adjust
8922         gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
8923         * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
8924         * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
8925         partition is a default definition of a PARM_DECL, use ENTRY_VALUE
8926         of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
8927
8928         * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
8929         Call var_location debug hook even on CALL_INSNs.
8930         (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
8931         * rtl.def (ENTRY_VALUE): New.
8932         * dwarf2out.c: Include cfglayout.h.
8933         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
8934         output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
8935         (struct call_arg_loc_node): New type.
8936         (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
8937         tail_call_site_count): New variables.
8938         (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
8939         DW_TAG_GNU_call_site_parameter.
8940         (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
8941         DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
8942         DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
8943         DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
8944         and DW_AT_GNU_all_source_call_sites.
8945         (mem_loc_descriptor): Handle ENTRY_VALUE.
8946         (add_src_coords_attributes): Don't add enything if
8947         DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
8948         (dwarf2out_abstract_function): Save and clear call_arg_location,
8949         call_site_count and tail_call_site_count around dwarf2out_decl call.
8950         (gen_call_site_die): New function.
8951         (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
8952         (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
8953         (dwarf2out_function_decl): Clear call_arg_locations,
8954         call_arg_loc_last, set call_site_count and tail_call_site_count
8955         to -1 and free block_map.
8956         (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
8957         CALL_INSNs.  Add NOTE_DURING_CALL_P var location notes even when not
8958         followed by any real instructions.
8959         (dwarf2out_begin_function): Set call_site_count and
8960         tail_call_site_count to 0.
8961         (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
8962         is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
8963         attempt to force a DIE for it and worst case remove the attribute.
8964         (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
8965         check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
8966         the decl itself.
8967         * var-tracking.c: Include tm_p.h.
8968         (vt_stack_adjustments): For calls call note_register_arguments.
8969         (argument_reg_set): New variable.
8970         (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
8971         ensure the VALUE is resolved.
8972         (call_arguments): New variable.
8973         (prepare_call_arguments): New function.
8974         (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
8975         (struct expand_loc_callback_data): Add ignore_cur_loc field.
8976         (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
8977         always use the best expression.
8978         (vt_expand_loc): Add ignore_cur_loc argument.
8979         (vt_expand_loc_dummy): Clear ignore_cur_loc field.
8980         (emit_note_insn_var_location): Adjust vt_expand_loc callers.
8981         (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
8982         note for all calls.
8983         (vt_add_function_parameter): Use cselib_lookup_from_insn.
8984         If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
8985         argument.  Don't call cselib_preserve_only_values and
8986         cselib_reset_table.
8987         (note_register_arguments): New function.
8988         (vt_initialize): Compute argument_reg_set.  Call
8989         vt_add_function_parameters before processing basic blocks instead of
8990         afterwards.  For calls call prepare_call_arguments before calling
8991         cselib_process_insn.
8992         * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
8993         * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
8994         (var-tracking.o): Depend on $(TM_P_H).
8995         * cfglayout.h (insn_scope): New prototype.
8996         * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
8997         * cfglayout.c (insn_scope): No longer static.
8998         * insn-notes.def (CALL_ARG_LOCATION): New.
8999         * calls.c (expand_call, emit_library_call_value_1): Put USEs for
9000         MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
9001         * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
9002         nothing for DECL_EXTERNAL BLOCK_VARS.
9003
9004 2011-03-16  Alan Modra  <amodra@gmail.com>
9005
9006         PR target/45844
9007         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
9008         create invalid offset address for vsx splat insn.
9009         * config/rs6000/predicates.md (splat_input_operand): New.
9010         * config/rs6000/vsx.md (vsx_splat_*): Use it.
9011
9012 2011-03-15  Xinliang David Li  <davidxl@google.com>
9013
9014         PR c/47837
9015         * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
9016         (normalize_preds): New function.
9017         (is_use_properly_guarded): Normalize def predicates.
9018
9019 2011-03-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
9020
9021         PR target/46788
9022         * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
9023         in the output template.
9024
9025 2011-03-15  Richard Guenther  <rguenther@suse.de>
9026
9027         PR middle-end/47650
9028         * tree-pretty-print.c (dump_function_declaration): Properly
9029         dump unprototyped and varargs function types.
9030
9031 2011-03-15  Richard Guenther  <rguenther@suse.de>
9032
9033         PR tree-optimization/13954
9034         * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
9035         and friends.
9036
9037 2011-03-15  Richard Guenther  <rguenther@suse.de>
9038
9039         PR tree-optimization/48037
9040         * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
9041         selects into BIT_FIELD_REFs.
9042         (non_rewritable_mem_ref_base): Check if a MEM_REF is a
9043         vector select.
9044
9045 2011-03-15  Jakub Jelinek  <jakub@redhat.com>
9046
9047         PR tree-optimization/48129
9048         * builtins.c (fold_builtin_snprintf): Convert to type of
9049         built_in_decls[BUILT_IN_SNPRINTF] retval instead of
9050         implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
9051
9052 2011-03-15  Richard Guenther  <rguenther@suse.de>
9053
9054         PR tree-optimization/41490
9055         * tree-ssa-dce.c (propagate_necessity): Handle returns without
9056         value but with VUSE.
9057         * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
9058         return statements.
9059         * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
9060         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
9061         * tree-tailcall.c (find_tail_calls): Ignore returns.
9062
9063 2011-03-15  Richard Guenther  <rguenther@suse.de>
9064
9065         PR middle-end/48031
9066         * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
9067         or variable-indexed array accesses when in gimple form.
9068
9069 2011-03-15  Richard Guenther  <rguenther@suse.de>
9070
9071         * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
9072
9073 2011-03-15  Alan Modra  <amodra@gmail.com>
9074
9075         PR target/48032
9076         * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
9077         presume symbol_refs without a symbol_ref_decl are suitably
9078         aligned, nor other trees we may see here.  Handle anchor symbols.
9079         (legitimate_constant_pool_address_p): Comment.  Add mode param.
9080         Check cmodel=medium addresses.  Adjust all calls.
9081         (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
9082         creating cmodel=medium optimized access to locals.
9083         * config/rs6000/constraints.md (R): Pass QImode to
9084         legitimate_constant_pool_address_p.
9085         * config/rs6000/predicates.md (input_operand): Pass mode to
9086         legitimate_constant_pool_address_p.
9087         * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
9088         Update prototype.
9089
9090 2011-03-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
9091
9092         PR target/48053
9093         * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
9094         64-bit constants being loaded into registers other than GPRs such
9095         as loading 0 into a VSX register.
9096
9097 2011-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9098
9099         * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
9100
9101 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
9102
9103         PR middle-end/47917
9104         * builtins.c (fold_builtin_snprintf): New function.
9105         (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
9106         (fold_builtin_4): Likewise.
9107
9108         PR middle-end/38878
9109         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
9110         STRIP_NOPS on arg0 and arg1.  When optimizing X +- C == X
9111         and C - X == X also strip nops from +/-/p+ operand.
9112         When optimizing -X == C, fold C to arg0's type.
9113
9114         PR debug/47946
9115         * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
9116         emit it as add_AT_int instead of add_AT_unsigned.
9117
9118 2011-03-14  Tom Tromey  <tromey@redhat.com>
9119
9120         * unwind-dw2.c: Include sys/sdt.h if it exists.
9121         (_Unwind_DebugHook): Use STAP_PROBE2.
9122         * config.in, configure: Rebuild.
9123         * configure.ac: Check for sys/sdt.h.
9124
9125 2011-03-14  Uros Bizjak  <ubizjak@gmail.com>
9126
9127         * config/i386/i386.md (ROUND_FLOOR): New constant.
9128         (ROUND_CEIL): Ditto.
9129         (ROUND_TRUNC): Ditto.
9130         (ROUND_MXCSR): Ditto.
9131         (ROUND_NO_EXC): Ditto.
9132         (rint<mode>2): Use new defines instead of numerical constants.
9133         (floor<mode>2): Ditto.
9134         (ceil<mode>2): Ditto.
9135         (btrunc<mode>2): Ditto.
9136         * config/i386/i386-builtin-types.def: Define ROUND function type
9137         aliases.
9138         * config/i386/i386.c (enum ix86_builtins): Add
9139         IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
9140         (struct builtin_description): Add
9141         __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
9142         (ix86_expand_sse_round): New static function.
9143         (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
9144         function types.
9145         (ix86_builtin_vectorized_function): Handle
9146         BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
9147
9148 2011-03-14  Tom Tromey  <tromey@redhat.com>
9149
9150         * c-parser.c (c_parser_asm_string_literal): Clear
9151         warn_overlength_strings.
9152
9153 2011-03-14  Tom Tromey  <tromey@redhat.com>
9154
9155         * c-parser.c (disable_extension_diagnostics): Save
9156         warn_overlength_strings.
9157         (restore_extension_diagnostics): Restore warn_overlength_strings.
9158
9159 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
9160
9161         * BASE-VER: Change to 4.7.0.
9162
9163 2011-03-14  Richard Guenther  <rguenther@suse.de>
9164
9165         PR middle-end/48098
9166         * tree.c (build_vector_from_val): Adjust assert to requirements
9167         and reality.
9168
9169 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
9170
9171         PR bootstrap/48102
9172         * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
9173
9174 2011-03-14  Andreas Tobler  <andreast@fgznet.ch>
9175
9176         * config/rs6000/freebsd.h (RELOCATABLE_NEEDS_FIXUP): Define in
9177         terms of target_flags_explicit. Adjust copyright year.
9178
9179         * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
9180         * config/rs6000/t-freebsd: New file. Add override for
9181         LIB2FUNCS_EXTRA.
9182
9183 2011-03-13  Chris Demetriou  <cgd@google.com>
9184
9185         * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
9186         (-fno-diagnostics-show-option): this, to reflect current default.
9187         (-Werror=): Update text about -fno-diagnostics-show-option.
9188
9189 2011-03-12  Peter Bergner  <bergner@vnet.ibm.com>
9190
9191         PR target/48053
9192         * config/rs6000/predicates.md (easy_vector_constant_add_self,
9193         easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
9194         * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
9195         mode is not V2DImode or V2DFmode.
9196         (vspltis_constant): Do not handle V2DImode and V2DFmode.
9197         (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
9198         * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
9199         registers to 0.
9200         (movdi_internal64): Likewise.
9201
9202 2011-03-12  Sebastian Pop  <sebastian.pop@amd.com>
9203
9204         PR tree-optimization/47127
9205         * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
9206         parameter.
9207         (set_cloog_options): Same.
9208         (scop_to_clast): Same.
9209         (print_clast_stmt): Do not call cloog_state_malloc and
9210         cloog_state_free.
9211         (print_generated_program): Same.
9212         (gloog): Same.
9213         * graphite-clast-to-gimple.h (cloog_state): Declared.
9214         (scop_to_clast): Adjust declaration.
9215         * graphite.c (cloog_state): Defined here.
9216         (graphite_initialize): Call cloog_state_malloc.
9217         (graphite_finalize): Call cloog_state_free.
9218
9219 2011-03-11  Jason Merrill  <jason@redhat.com>
9220
9221         * attribs.c (lookup_attribute_spec): Take const_tree.
9222         * tree.h: Adjust.
9223
9224 2011-03-11  Joseph Myers  <joseph@codesourcery.com>
9225
9226         * config/sparc/sparc.c (sparc_option_override): Use
9227         PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
9228
9229 2011-03-11  Richard Guenther  <rguenther@suse.de>
9230
9231         PR tree-optimization/48067
9232         * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
9233         multiplication result will be only used once on the target
9234         stmt.
9235
9236 2011-03-11  Richard Guenther  <rguenther@suse.de>
9237
9238         * doc/invoke.texi (max-inline-insns-single): Adjust default value.
9239
9240 2011-03-11  Richard Guenther  <rguenther@suse.de>
9241
9242         PR lto/48073
9243         * tree.c (find_decls_types_r): Do not walk types only reachable
9244         from IDENTIFIER_NODEs.
9245
9246 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
9247
9248         PR middle-end/48044
9249         * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
9250         all vnode->force_output nodes as needed.
9251
9252 2011-03-11  Jason Merrill  <jason@redhat.com>
9253
9254         PR c++/48069
9255         * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
9256         COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
9257
9258 2011-03-11  Martin Jambor  <mjambor@suse.cz>
9259
9260         * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
9261         cgraph_node.
9262
9263 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
9264
9265         PR tree-optimization/48063
9266         * ipa-inline.c (cgraph_decide_inlining): Don't try to
9267         inline functions called once if !tree_can_inline_p (node->callers).
9268
9269 2011-03-11  Chen Liqin  <liqin.gcc@gmail.com>
9270
9271         * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
9272         extra_objs.
9273         * config/score/score3.c: Delete.
9274         * config/score/score3.h: Delete.
9275         * config/score/mul-div.S: Delete.
9276         * config/score/sfp-machine.h: Add new file.
9277         * config/score/constraints.md: Add new file.
9278         * config/score/t-score-softfp: Add new file.
9279         * config/score/t-score-elf: Remove score3.o, do not generate multilib.
9280         * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
9281         (score7_extra_constraint): Delete.
9282         (score7_option_override): Remove unused code.
9283         * config/score/score.c: Remove score3 and score5 define and code.
9284         * config/score/score.h: Remove score3 and score5 define and code.
9285         * config/score/score.md: Remove score3 template and unusual insn.
9286         * config/score/score.opt: Remove score3 and score5 options.
9287
9288 2011-03-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
9289
9290         * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
9291         when _HPUX_SOURCE is defined.
9292         (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
9293
9294 2011-03-10  Jason Merrill  <jason@redhat.com>
9295
9296         PR c++/48029
9297         * stor-layout.c (layout_type): Don't set structural equality
9298         on arrays of incomplete type.
9299         * tree.c (type_hash_eq): Handle comparing them properly.
9300
9301 2011-03-10  Jakub Jelinek  <jakub@redhat.com>
9302
9303         PR debug/48043
9304         * config/s390/s390.c (s390_delegitimize_address): Make sure the
9305         result mode matches original rtl mode.
9306
9307 2011-03-10  Nick Clifton  <nickc@redhat.com>
9308
9309         * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
9310         (andsi3, andsi3_flags): Fix timings for three operand alternative.
9311
9312 2011-03-09  Jakub Jelinek  <jakub@redhat.com>
9313
9314         PR rtl-optimization/47866
9315         * expr.c (store_field): If MEM_SCALAR_P (target), don't use
9316         MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
9317         if target wasn't scalar.
9318         * function.c (assign_stack_temp_for_type): Assert that neither
9319         MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
9320         MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
9321         macro.
9322         * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
9323
9324 2011-03-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9325
9326         * config/s390/s390-protos.h (s390_label_align): New prototype.
9327         * config/s390/s390.c (s390_label_align): New function.
9328         * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
9329
9330 2011-03-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
9331
9332         PR target/47755
9333         * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
9334         V2DI/V2DF constants.  Only all 0's or all 1's are easy.
9335         (output_vec_const_move): Ditto.
9336
9337 2011-03-08  Anatoly Sokolov  <aesok@post.ru>
9338
9339         * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
9340         * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
9341         * config/mips/mips.c (mips_preferred_reload_class): Make static.
9342         Change 'rclass' argument and result type to reg_class_t.
9343         (TARGET_PREFERRED_RELOAD_CLASS): Define.
9344
9345 2011-03-08  Georg-Johann Lay  <avr@gjlay.de>
9346
9347         * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
9348         * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
9349         (TARGET_MEMORY_MOVE_COST): Define.
9350         (avr_register_move_cost, avr_memory_move_cost): New Functions.
9351
9352 2011-03-08  Jakub Jelinek  <jakub@redhat.com>
9353
9354         PR debug/47881
9355         * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
9356         removed anything.
9357
9358         PR tree-optimization/48022
9359         * fold-const.c (fold_comparison): Don't call fold_overflow_warning
9360         for EQ/NE_EXPR.
9361
9362 2011-03-07  Jakub Jelinek  <jakub@redhat.com>
9363
9364         PR debug/47991
9365         * var-tracking.c (find_use_val): Return NULL for
9366         cui->sets && cui->store_p BLKmode MEMs.
9367
9368 2011-03-07  Anatoly Sokolov  <aesok@post.ru>
9369
9370         * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
9371         Remove.
9372         * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
9373         xstormy16_print_operand_address): Remove.
9374         * config/stormy16/stormy16.c (xstormy16_print_operand,
9375         xstormy16_print_operand_address): Make static.
9376         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
9377
9378 2011-03-07  Pat Haugen  <pthaugen@us.ibm.com>
9379
9380         PR target/47862
9381         * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
9382         * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
9383         before definition.
9384
9385 2011-03-07  Zdenek Dvorak  <ook@ucw.cz>
9386
9387         PR bootstrap/48000
9388         * cfgloopmanip.c (fix_bb_placements): Return immediately
9389         if FROM is BASE_LOOP's header.
9390
9391 2011-03-07  Paul Wögerer  <paul_woegerer@mentor.com>
9392
9393         * gimplify.c (gimplify_function_tree): Fix building calls
9394         to __builtin_return_address.
9395
9396 2011-03-07  Alan Modra  <amodra@gmail.com>
9397
9398         * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
9399         * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
9400         * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
9401         * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
9402         return_mode args.
9403         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
9404         (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
9405         (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
9406         (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
9407         * config/rs6000/rs6000.c
9408         (rs6000_elf_end_indicate_exec_stack): Rename to..
9409         (rs6000_elf_file_end): ..this.  Only call file_end_indicate_exec_stack
9410         for POWERPC_LINUX.  Move code emitting .gnu_attribute to here, from..
9411         (rs6000_file_start): ..here.
9412         (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
9413         file scope variables.
9414         (call_ABI_of_interest): New function.
9415         (init_cumulative_args): Set above vars when function return value
9416         is a float, vector, or small struct.
9417         (rs6000_function_arg_advance_1): Likewise for function args.
9418         (rs6000_va_start): Set rs6000_passes_float if variable arg function
9419         references float args.
9420
9421 2011-03-07  Mingjie Xing  <mingjie.xing@gmail.com>
9422
9423         * doc/cfg.texi: Remove "See" before @ref.
9424         * doc/invoke.texi: Likewise.
9425
9426 2011-03-05  Jason Merrill  <jason@redhat.com>
9427
9428         * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
9429
9430 2011-03-05  Anthony Green  <green@moxielogic.com>
9431
9432         * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
9433
9434 2011-03-05  Zdenek Dvorak  <ook@ucw.cz>
9435
9436         PR rtl-optimization/47899
9437         * cfgloopmanip.c (fix_bb_placements): Fix first argument
9438         to flow_loop_nested_p when moving the loop upward.
9439
9440 2011-03-05  Richard Earnshaw  <rearnsha@arm.com>
9441
9442         PR target/47719
9443         * arm.md (movhi_insn_arch4):  Accept any immediate constant.
9444
9445 2011-03-05  Jakub Jelinek  <jakub@redhat.com>
9446
9447         PR tree-optimization/47967
9448         * ipa-cp.c (build_const_val): Return NULL instead of creating
9449         VIEW_CONVERT_EXPR for mismatching sizes.
9450         (ipcp_create_replace_map): Return NULL if build_const_val failed.
9451         (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
9452         give up on versioning.
9453
9454 2011-03-05  Alan Modra  <amodra@gmail.com>
9455
9456         PR target/47986
9457         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
9458         full cmodel medium/large lo_sum + high addresses.
9459
9460 2011-03-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9461
9462         * config/s390/s390.c (s390_decompose_address): Reject non-literal
9463         pool references in UNSPEC_LTREL_OFFSET.
9464
9465 2011-03-04  Jan Hubicka  <jh@suse.cz>
9466
9467         PR lto/47497
9468         * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
9469         (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
9470         * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
9471         Add node pointers.
9472         * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
9473         cgraph_add_thunk): Add node pointers.
9474         * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
9475         associated to right node.
9476         (input_node): Update use of cgraph_same_body_alias
9477         and cgraph_add_thunk.
9478
9479 2011-03-04  Changpeng Fang  <changpeng.fang@amd.com>
9480
9481         * config/i386/i386.opt (mprefer-avx128): New flag.
9482         * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
9483         modes when the flag -mprefer-avx128 is on.
9484
9485 2011-03-04  Richard Sandiford  <richard.sandiford@linaro.org>
9486
9487         * dwarf2out.c (compare_loc_operands): Fix address handling.
9488
9489 2011-03-04  Alan Modra  <amodra@gmail.com>
9490
9491         * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
9492
9493 2011-03-04  Richard Guenther  <rguenther@suse.de>
9494
9495         PR middle-end/47968
9496         * expmed.c (extract_bit_field_1): Prefer vector modes that
9497         vec_extract patterns can handle.
9498
9499 2011-03-04  Richard Guenther  <rguenther@suse.de>
9500
9501         PR middle-end/47975
9502         * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
9503
9504 2011-03-04  Richard Henderson  <rth@redhat.com>
9505
9506         * explow.c (emit_stack_save): Remove 'after' parameter.
9507         (emit_stack_restore): Likewise.
9508         * expr.h: Update to match.
9509         * builtins.c, calls.c, stmt.c: Likewise.
9510         * config/alpha/alpha.md, config/avr/avr.md: Likewise.
9511         * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
9512         * function.c (expand_function_end): Insert the emit_stack_save
9513         sequence before parm_birth_insn instead of after.
9514
9515 2011-03-03  Uros Bizjak  <ubizjak@gmail.com>
9516
9517         * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
9518         (ssse3_pmaddubsw128): Ditto.
9519         (ssse3_pmaddubsw): Ditto.
9520
9521 2011-03-03  Steve Ellcey  <sje@cup.hp.com>
9522
9523         * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
9524
9525 2011-03-03  Jakub Jelinek  <jakub@redhat.com>
9526
9527         PR c/47963
9528         * gimplify.c (omp_add_variable): Only call omp_notice_variable
9529         on TYPE_SIZE_UNIT if it is a DECL.
9530
9531         PR debug/47283
9532         * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
9533         first operand is not is_gimple_mem_ref_addr, try to fold it.
9534         If the operand still isn't is_gimple_mem_ref_addr, clear
9535         MEM_EXPR on op0.
9536
9537 2011-03-03  Richard Guenther  <rguenther@suse.de>
9538
9539         PR middle-end/47283
9540         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
9541         match comment.
9542         (refs_may_alias_p_1): For release branches return true if
9543         we are confused by our input.
9544
9545 2011-03-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
9546
9547         * config/s390/s390.c (s390_function_value): Rename to ...
9548         (s390_function_and_libcall_value): ... this.
9549         (s390_function_value): New function.
9550         (s390_libcall_value): New function.
9551         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
9552         * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
9553         target macro definitions.
9554         * config/s390/s390-protos.h (s390_function_value): Remove prototype.
9555
9556 2011-03-02  Joseph Myers  <joseph@codesourcery.com>
9557
9558         * config/i386/freebsd64.h (CC1_SPEC): Define.
9559         * config/i386/linux64.h (CC1_SPEC): Define.
9560         * config/i386/x86-64.h (CC1_SPEC): Don't define.
9561
9562 2011-03-02  Anatoly Sokolov  <aesok@post.ru>
9563
9564         * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
9565         Remove.
9566         * config/stormy16/stormy16.c: Include reload.h.
9567         (xstormy16_memory_move_cost): New function.
9568         (TARGET_MEMORY_MOVE_COST): Define.
9569
9570 2011-03-02  Richard Sandiford  <richard.sandiford@linaro.org>
9571
9572         PR rtl-optimization/47925
9573         * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
9574         with side effects.  Remove the more-specific check for volatile asms.
9575
9576 2011-03-02  Alan Modra  <amodra@gmail.com>
9577
9578         PR target/47935
9579         * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
9580         toc relative addresses for valid offsets.
9581
9582 2011-03-01  Richard Guenther  <rguenther@suse.de>
9583
9584         PR tree-optimization/47890
9585         * tree-vect-loop.c (get_initial_def_for_induction): Set
9586         related stmt properly.
9587
9588 2011-03-01  Richard Guenther  <rguenther@suse.de>
9589
9590         PR lto/47924
9591         * lto-streamer.c (lto_record_common_node): Also register
9592         the canonical type.
9593
9594 2011-03-01  Richard Guenther  <rguenther@suse.de>
9595
9596         PR lto/46911
9597         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
9598         Do not stream DECL_ABSTRACT_ORIGIN.
9599         (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
9600         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
9601         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
9602         Do not stream DECL_ABSTRACT_ORIGIN.
9603         (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
9604         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
9605
9606 2011-02-28  Anatoly Sokolov  <aesok@post.ru>
9607
9608         * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
9609         FUNCTION_VALUE_REGNO_P): Remove.
9610         * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
9611         * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
9612         Add 'outgoing' argument.
9613         (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
9614         function.
9615         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
9616         TARGET_FUNCTION_VALUE_REGNO_P): Define.
9617
9618 2011-02-28  Kai Tietz  <kai.tietz@onevision.com>
9619
9620         PR debug/28047
9621         * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
9622         (lookup_filename): Likewise.
9623         * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
9624
9625 2011-02-28  Bernd Schmidt  <bernds@codesourcery.com>
9626             Jakub Jelinek  <jakub@redhat.com>
9627
9628         PR middle-end/47893
9629         * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
9630         (assign_stack_local_1): Change last argument type to int.
9631         * function.c (assign_stack_local_1): Replace reduce_alignment_ok
9632         argument with kind.  If bit ASLK_RECORD_PAD is not set in it,
9633         don't record padding space into frame_space_list nor use those areas.
9634         (assign_stack_local): Adjust caller.
9635         (assign_stack_temp_for_type): Call assign_stack_local_1 instead
9636         of assign_stack_local, pass 0 as last argument.
9637         * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
9638         callers.
9639
9640 2011-02-28  Jakub Jelinek  <jakub@redhat.com>
9641
9642         PR debug/47283
9643         * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
9644         Use target address_mode and pointer_mode hooks instead of hardcoded
9645         Pmode and ptr_mode.  Handle some simple cases of extending if
9646         POINTERS_EXTEND_UNSIGNED < 0.
9647         (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
9648         Call convert_debug_memory_address.
9649         (expand_debug_expr) <case ADDR_EXPR>: Pass as to
9650         convert_debug_memory_address.
9651
9652         PR middle-end/46790
9653         * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
9654         * configure: Regenerated.
9655         * config.in: Regenerated.
9656         * varasm.c (default_function_section): Return NULL
9657         if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
9658
9659 2011-02-28  Martin Jambor  <mjambor@suse.cz>
9660
9661         * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
9662         the description to match the printed values.
9663
9664 2011-02-28  Richard Guenther  <rguenther@suse.de>
9665
9666         * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
9667         of the copied scope tree.
9668
9669 2011-02-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
9670
9671         * doc/extend.texi (Function Attributes): Avoid deeply (and
9672         wrongly) nested tables.
9673
9674 2011-02-27  Jakub Jelinek  <jakub@redhat.com>
9675
9676         PR middle-end/47903
9677         * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
9678         MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
9679         r isn't op0 nor op1.
9680
9681 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
9682
9683         * config/avr/avr.md: Remove magic comment for emacs.
9684
9685 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
9686
9687         PR target/45261
9688         * config/avr/avr.c (avr_option_override): Use error on bad options.
9689         (avr_help): New function.
9690         (TARGET_HELP): Define.
9691
9692 2011-02-22  Georg-Johann Lay  <avr@gjlay.de>
9693
9694         PR target/42240
9695         * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
9696         (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
9697
9698 2011-02-26  Gerald Pfeifer  <gerald@pfeifer.com>
9699
9700         * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
9701         (ARM Options): Ditto.
9702         (i386 and x86-64 Options): Ditto.
9703         (RX Options): Ditto.
9704         (SPARC Options): Ditto.
9705
9706 2011-02-26  Tijl Coosemans  <tijl@coosemans.org>
9707
9708         * config.gcc (i386-*-freebsd*): Make i486 the default arch on
9709         FreeBSD 6 and later.  Generally use cpu generic.
9710
9711 2011-02-25  Gerald Pfeifer  <gerald@pfeifer.com>
9712
9713         * doc/cpp.texi: Update copyright years.
9714
9715 2011-02-25  Sebastien Bourdeauducq  <sebastien@milkymist.org>
9716
9717         PR target/46898
9718         * config/lm32/lm32.md (ashrsi3): Added needed variable.
9719
9720 2011-02-25  Jon Beniston  <jon@beniston.com>
9721
9722         PR target/46898
9723         * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
9724         * config/lm32/lm32.md (ashlsi3): Remove unused variable.
9725         * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
9726         (lm32_block_move_inline): Add type cast to remove warning.
9727         (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
9728         (gen_int_relational): Move declarations to start of function.
9729
9730 2011-02-25  Eric Botcazou  <ebotcazou@adacore.com>
9731
9732         PR tree-optimization/45470
9733         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
9734         can throw internally only.
9735         * tree-vect-stmts.c (vectorizable_call): Likewise.
9736
9737 2011-02-24  Anatoly Sokolov  <aesok@post.ru>
9738
9739         * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
9740         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
9741         * config/stormy16/stormy16-protos.h
9742         (xstormy16_preferred_reload_class): Remove.
9743         * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
9744         static. Change 'rclass' argument and return type to reg_class_t.
9745         (TARGET_PREFERRED_RELOAD_CLASS,
9746         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
9747
9748 2011-02-24  Richard Guenther  <rguenther@suse.de>
9749
9750         * lto-streamer-in.c (input_bb): Do not find referenced vars
9751         in debug statements.
9752
9753 2011-02-23  Jason Merrill  <jason@redhat.com>
9754
9755         * common.opt (fabi-version): Document v5 and v6.
9756
9757 2011-02-23  Richard Guenther  <rguenther@suse.de>
9758
9759         PR tree-optimization/47849
9760         * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
9761
9762 2011-02-23  Jie Zhang  <jie@codesourcery.com>
9763
9764         * opts-common.c (decode_cmdline_option): Print empty string
9765         argument as "" in decoded->orig_option_with_args_text.
9766         * gcc.c (execute): Print empty string argument as ""
9767         in the verbose output.
9768         (do_spec_1): Keep empty string argument.
9769
9770 2011-02-23  Nathan Froyd  <froydnj@codesourcery.com>
9771
9772         * config.gcc: Declare score-* and crx-* obsolete.
9773
9774 2011-02-23  Jie Zhang  <jie@codesourcery.com>
9775
9776         PR rtl-optimization/47763
9777         * web.c (web_main): Ignore naked clobber when replacing register.
9778
9779 2011-02-22  Anatoly Sokolov  <aesok@post.ru>
9780
9781         * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
9782         Remove.
9783
9784 2011-02-22  Sebastian Pop  <sebastian.pop@amd.com>
9785
9786         PR doc/47848
9787         * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
9788
9789 2011-02-22  Mike Stump  <mikestump@comcast.net>
9790
9791         * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
9792         assembler.
9793         * configure: Regenerate.
9794
9795 2011-02-21  Chung-Lin Tang  <cltang@codesourcery.com>
9796
9797         PR rtl-optimization/46002
9798         * ira-color.c (update_copy_costs): Change class intersection
9799         test to reg_class_contents[] test of 'hard_regno'.
9800
9801 2011-02-21  Joseph Myers  <joseph@codesourcery.com>
9802
9803         * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
9804         than Driver option.
9805         * config/hpux11.opt (mt): Likewise.
9806         * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
9807         * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
9808         * config/vax/elf.opt (mno-asm-pic): Likewise.
9809         * config/vms/vms.opt (map, mvms-return-codes): Likewise.
9810
9811 2011-02-21  Mike Stump  <mikestump@comcast.net>
9812
9813         PR target/47822
9814         * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
9815         tree so we can get save the type.
9816         * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
9817         for CFString instead of trying to use past the end of the builtins.
9818         * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
9819         * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
9820         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
9821         * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
9822         Rename to darwin_builtin_cfstring.
9823         (darwin_init_cfstring_builtins): Return the built type.
9824
9825 2011-02-21  Uros Bizjak  <ubizjak@gmail.com>
9826
9827         PR target/47840
9828         * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
9829         (_mm256_insert_epi64): Use _mm_insert_epi64.
9830
9831 2011-02-21  Anatoly Sokolov  <aesok@post.ru>
9832
9833         * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
9834         * config/stormy16/stormy16-protos.h
9835         (xstormy16_mode_dependent_address_p): Remove.
9836         * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
9837         Make static. Change return type to bool. Change argument type to
9838         const_rtx. Remove dead code.
9839         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
9840
9841 2011-02-21  Richard Guenther  <rguenther@suse.de>
9842
9843         PR lto/47820
9844         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
9845         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
9846         (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
9847         TUs context.
9848         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
9849         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
9850
9851 2011-02-20  Richard Guenther  <rguenther@suse.de>
9852
9853         PR lto/47822
9854         * tree.c (free_lang_data_in_decl): Clean builtins from
9855         the TU decl BLOCK_VARS.
9856
9857 2011-02-19  Alexandre Oliva  <aoliva@redhat.com>
9858
9859         PR debug/47620
9860         PR debug/47630
9861         * haifa-sched.c (fix_tick_ready): Skip tick computation
9862         for debug insns.
9863
9864 2011-02-19  Richard Guenther  <rguenther@suse.de>
9865
9866         PR lto/47647
9867         * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
9868         Remove lazy BLOCK_VARS streaming.
9869         (lto_input_ts_block_tree_pointers): Likewise.
9870         * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
9871
9872 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
9873
9874         * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
9875
9876 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
9877
9878         * config/i386/biarch32.h, config/i386/mach.h,
9879         config/rs6000/aix.opt, config/sh/superh64.h: Remove.
9880
9881 2011-02-19  Jakub Jelinek  <jakub@redhat.com>
9882
9883         PR target/47800
9884         * config/i386/i386.md (peephole2 for shift and plus): Use
9885         operands[1] original mode in the first insn.
9886
9887 2011-02-18  Mike Stump  <mikestump@comcast.net>
9888
9889         * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
9890
9891 2011-02-18  Jan Hubicka  <jh@suse.cz>
9892
9893         PR middle-end/47788
9894         * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
9895         to zero when the function is not inlinable at all.
9896
9897 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
9898
9899         * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
9900         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
9901         pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
9902         * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
9903         * config/pa/t-pa64: Likewise.
9904         * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
9905
9906 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
9907
9908         PR driver/47787
9909         * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
9910
9911 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
9912
9913         PR target/47792
9914         * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
9915
9916 2011-02-18  Anatoly Sokolov  <aesok@post.ru>
9917
9918         * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
9919         RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
9920         LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
9921         GO_IF_LEGITIMATE_ADDRESS): Remove macros.
9922         * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
9923         (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
9924         m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
9925         m32r_load_postinc_p, m32r_store_preinc_predec_p,
9926         m32r_legitimate_address_p): New functions.
9927         * config/m32r/constraints.md (constraint "S"): Don't use
9928         STORE_PREINC_PREDEC_P.
9929         (constraint "U"): Don't use LOAD_POSTINC_P.
9930
9931 2011-02-18  Chung-Lin Tang  <cltang@codesourcery.com>
9932
9933         PR rtl-optimization/46178
9934         * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
9935         compute ira_hard_regno_cover_class[].
9936
9937 2011-02-18  Richard Guenther  <rguenther@suse.de>
9938
9939         PR lto/47798
9940         * lto-streamer.h (lto_global_var_decls): Declare.
9941         * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
9942         statics for global var processing.
9943
9944 2011-02-18  Richard Guenther  <rguenther@suse.de>
9945
9946         PR tree-optimization/47737
9947         * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
9948         edge dominance check.
9949
9950 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
9951
9952         PR debug/47780
9953         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
9954         avoid invalid rtx sharing.
9955
9956 2011-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
9957
9958         * doc/cpp.texi (Obsolete Features): Add background on the
9959         origin of assertions.
9960
9961 2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>
9962
9963         * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
9964         objc_abi == 2.
9965         * config/darwin.c (output_objc_section_asm_op): Added support for
9966         ABI v1 and v2.
9967         (is_objc_metadata): New.
9968         (darwin_objc2_section): New.
9969         (darwin_objc1_section): New.
9970         (machopic_select_section): Added support for ABI v1 and v2.
9971         (darwin_emit_objc_zeroed): New.
9972         (darwin_output_aligned_bss): Detect objc metadata and treat it
9973         appropriately.
9974         (darwin_asm_output_aligned_decl_common): Same.
9975         (darwin_asm_output_aligned_decl_local): Same.
9976         * config/darwin-sections.def: Updated for ABI v1 and v2.
9977         * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
9978         compiling Objective-C code for the NeXT runtime, default to using
9979         ABI version 0 for 32-bit, and version 2 for 64-bit.
9980
9981 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
9982
9983         * common.opt (optimize_fast): New Variable.
9984         * opts.c (default_options_optimization): Use opts->x_optimize_fast
9985         instead of local variable ofast.
9986
9987 2011-02-17  Nicola Pero  <nicola.pero@meta-innovation.com>
9988
9989         * doc/invoke.texi (fobjc-abi-version): Documented.
9990         (fobjc-nilcheck): Documented.
9991         (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
9992         version.
9993
9994 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
9995
9996         PR driver/47390
9997         * common.opt (export-dynamic): New Driver option.
9998         * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
9999
10000 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
10001
10002         * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
10003
10004 2011-02-17  Alexandre Oliva  <aoliva@redhat.com>
10005             Jan Hubicka  <jh@suse.cz>
10006
10007         PR debug/47106
10008         PR debug/47402
10009         * cfgexpand.c (account_used_vars_for_block): Remove.
10010         (estimated_stack_frame_size): Use referenced vars.
10011         * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
10012         that were referenced in the original function.  Test src_fn
10013         rather than cfun.  Drop redundant get_var_ann.
10014         (setup_one_parameter): Drop redundant get_var_ann.
10015         (declare_return_variable): Likewise.
10016         (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
10017         (copy_arguments_for_versioning): Drop redundant get_var_ann.
10018         * ipa-inline.c (compute_inline_parameters): Do not compute
10019         disregard_inline_limits here.
10020         (compute_inlinable_for_current, pass_inlinable): New.
10021         (pass_inline_parameters): Require PROP_referenced_vars.
10022         * cgraphunit.c (cgraph_process_new_functions): Don't run
10023         compute_inline_parameters explicitly unless function is in SSA form.
10024         (cgraph_analyze_function): Set .disregard_inline_limits.
10025         * tree-sra.c (convert_callers): Compute inliner parameters
10026         only for functions already in SSA form.
10027
10028 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
10029
10030         * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
10031         -mlittle-endian-data.
10032
10033 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
10034
10035         * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
10036         -mno-fpu, not -fpu and -no-fpu.
10037         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
10038         * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
10039
10040 2011-02-17  Uros Bizjak  <ubizjak@gmail.com>
10041
10042         PR target/43653
10043         * config/i386/i386.c (ix86_secondary_reload): Handle SSE
10044         input reload with PLUS RTX.
10045
10046 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10047
10048         * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
10049         of InverseVar(MDMX).
10050
10051 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10052
10053         * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
10054         --m4-340.
10055
10056 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10057
10058         * config/mn10300/mn10300.opt (mno-crt0): New.
10059
10060 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10061
10062         * config/m68k/uclinux.opt (static-libc): New Driver option.
10063
10064 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10065
10066         * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
10067
10068 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
10069
10070         * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
10071         %{muser-extend-enabled}.
10072
10073 2011-02-16  Richard Guenther  <rguenther@suse.de>
10074
10075         PR tree-optimization/47738
10076         * tree-ssa-loop.c (run_tree_predictive_commoning): Return
10077         the TODO from tree_predictive_commoning.
10078
10079 2011-02-15  Jeff Law  <law@redhat.com>
10080
10081         Revert
10082         2011-01-25  Jeff Law  <law@redhat.com>
10083
10084         PR rtl-optimization/37273
10085         * ira-costs.c (scan_one_insn): Detect constants living in memory and
10086         handle them like argument loads from stack slots.  Do not double
10087         count memory for memory constants and argument loads from stack slots.
10088
10089 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
10090
10091         PR middle-end/47725
10092         * combine.c (cant_combine_insn_p): Revert the last change.
10093
10094 2011-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
10095
10096         PR target/47755
10097         * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
10098         mode for vector constants.  Remove code that checks for TImode.
10099
10100 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
10101
10102         PR debug/47106
10103         PR debug/47402
10104         * cgraph.h (compute_inline_parameters): Return void.
10105         * ipa-inline.c (compute_inline_parameters): Adjust.
10106
10107 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
10108
10109         PR debug/47106
10110         PR debug/47402
10111         * tree-inline.h (estimated_stack_frame_size): Take cgraph node
10112         rather than decl.
10113         * cfgexpand.c (estimated_stack_frame_size): Likewise.
10114         * ipa-inline.c (compute_inline_parameters): Adjust.
10115
10116 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
10117
10118         PR debug/47106
10119         PR debug/47402
10120         * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
10121         Adjust all users.  Pass FN to...
10122         * tree-flow-inline.h (first_referenced_var): ... this.  Add
10123         fn argument.
10124         * ipa-struct-reorg.c: Adjust.
10125         * tree-dfa.c: Adjust.
10126         * tree-into-ssa.c: Adjust.
10127         * tree-sra.c: Adjust.
10128         * tree-ssa-alias.c: Adjust.
10129         * tree-ssa-live.c: Adjust.
10130         * tree-ssa.c: Adjust.
10131         * tree-ssanames.c: Adjust.
10132         * tree-tailcall.c: Adjust.
10133
10134 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
10135
10136         PR debug/47106
10137         PR debug/47402
10138         * tree-flow.h (referenced_var_lookup): Add fn parameter.
10139         Adjust all callers.
10140         * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
10141         * tree-flow-inline.h: Adjust.
10142         * gimple-pretty-print.c: Adjust.
10143         * tree-into-ssa.c: Adjust.
10144         * tree-ssa.c: Adjust.
10145         * cfgexpand.c: Adjust.
10146
10147 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
10148
10149         * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
10150         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
10151         (EXTRA_CONSTRAINT): Delete.
10152         * config/iq2000/constraints.md: New file.
10153         * config/iq2000/iq2000.md: Include it.
10154         (define_insn ""): Delete.
10155         (movsi_internal2, movhi_internal2, movqi_internal2): Delete
10156         unsupported constraint letters from patterns.
10157         (call_value, call_value_internal1): Likewise.
10158         (call_value_multiple_internal1): Likewise.
10159
10160 2011-02-15  Nick Clifton  <nickc@redhat.com>
10161
10162         * config/mn10300/mn10300.c: Include tm-constrs.h.
10163         (struct liw_data): New data structure describing an LIW candidate
10164         instruction.
10165         (extract_bundle): Use struct liw_data.  Allow small integer
10166         operands for some instructions.
10167         (check_liw_constraints): Use struct liw_data.  Remove swapped
10168         parameter.  Add comments describing the checks.  Fix bug when
10169         assigning the source of liw1 to the source of liw2.
10170         (liw_candidate): Delete.  Code moved into extract_bundle.
10171         (mn10300_bundle_liw): Use struct liw_data.  Check constraints
10172         before swapping.
10173         * config/mn10300/predicates.md (liw_operand): New predicate.
10174         Allows registers and small integer constants.
10175         * config/mn10300/constraints.md (O): New constraint.  Accetps
10176         integers in the range -8 to +7 inclusive.
10177         * config/mn10300/mn10300.md (movesi_internal): Add an alternative
10178         for moving a small integer into a register.  Give this alternative
10179         LIW attributes.
10180         (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
10181         (ashlsi3): Likewise, plus give LIW attributes to the alternatives
10182         using the J,K,L and M constraints,
10183         (liw): Remove SI mode on second operands to allow for HI and QI
10184         mode values.
10185         (cmp_liw, liw_cmp): Likewise.  Plus fix order of operands in the
10186         instruction.
10187
10188 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
10189
10190         PR middle-end/47725
10191         * combine.c (cant_combine_insn_p): Check zero/sign extended
10192         hard registers.
10193
10194 2011-02-15  Richard Guenther  <rguenther@suse.de>
10195
10196         PR tree-optimization/47743
10197         * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
10198         for a non-type-compatible VN lookup bail out.
10199
10200 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
10201
10202         * config/fr30/constraints.md: New file.
10203         * config/fr30/fr30.md: Include it.
10204         * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
10205         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
10206         (EXTRA_CONSTRAINT): Delete.
10207
10208 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
10209
10210         * config/frv/constraints.md: New file.
10211         * config/frv/predicates.md: Include it.
10212         * config/frv/frv.c (reg_class_from_letter): Delete.
10213         (frv_option_override): Don't initialize it.
10214         * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
10215         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
10216         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
10217         (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
10218         (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
10219         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
10220         (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
10221         (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
10222         (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
10223         (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
10224         (REG_CLASS_FROM_CONSTRAINT): Delete.
10225
10226 2011-02-15  Jakub Jelinek  <jakub@redhat.com>
10227
10228         PR middle-end/47581
10229         * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
10230         if frame size is 0 in a leaf function.
10231
10232 2011-02-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10233
10234         PR pch/14940
10235         * config/alpha/host-osf.c: New file.
10236         * config/alpha/x-osf: New file.
10237         * config.host (alpha*-dec-osf*): Use it.
10238
10239 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
10240
10241         * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
10242         * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
10243         * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
10244         (rx_mode_dependent_address_p): ...this. Make static. Change argument
10245         type to const_rtx.
10246         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
10247
10248 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
10249
10250         * config/stormy16/constraints.md: New file.
10251         * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
10252         Use satisfies_constraint_Q and satisfies_constraint_R.
10253         * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
10254         Delete.
10255         (xstormy16_legitiamte_address_p): Declare.
10256         * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
10257         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
10258         (EXTRA_CONSTRAINT): Delete.
10259         * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
10260         Un-staticize.
10261         (xstormy16_extra_constraint_p): Delete.
10262
10263 2011-02-14  Eric Botcazou  <ebotcazou@adacore.com>
10264
10265         PR tree-optimization/46494
10266         * loop-unroll.c (split_edge_and_insert): Adjust comment.
10267         * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
10268         (pass_rtl_loop_done): Add TODO_verify_flow.
10269         * fwprop.c (pass_rtl_fwprop): Likewise.
10270         * modulo-sched.c (pass_sms): Likewise.
10271         * tree-ssa-dom.c (pass_dominator): Likewise.
10272         * tree-ssa-loop-ch.c (pass_ch): Likewise.
10273         * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
10274         (pass_tree_loop_done): Likewise.
10275         * tree-ssa-pre.c (execute_pre): Likewise.
10276         * tree-ssa-reassoc.c (pass_reassoc): Likewise.
10277         * tree-ssa-sink.c (pass_sink_code): Likewise.
10278         * tree-vrp.c (pass_vrp): Likewise.
10279
10280 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
10281
10282         * config/v850/constraints.md: New file.
10283         * config/v850/v850.md: Include it.
10284         * config/v850/predicates.md (reg_or_0_operand): Use
10285         satisfies_constraint_G.
10286         (special_symbolref_operand): Use satisfies_constraint_K.
10287         * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
10288         (GO_IF_LEGITIMATE_ADDRESS): Likewise.
10289         (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
10290         (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
10291         (EXTRA_CONSTRAINT): Delete.
10292         (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
10293         (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
10294         (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
10295
10296 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
10297
10298         PR target/47696
10299         * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
10300         description.
10301
10302 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
10303
10304         * config/mcore/constraints.md: New file.
10305         * config/mcore/mcore.md: Include it.
10306         * config/mcore/mcore.c (reg_class_from_letter): Delete.
10307         * config/mcore/mcore.h (reg_class_from_letter): Delete.
10308         (REG_CLASS_FROM_LETTER): Delete.
10309         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
10310         insn_const_int_ok_for_constraint.
10311         (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
10312         (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
10313         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
10314         (EXTRA_CONSTRAINT): Delete.
10315
10316 2011-02-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10317
10318         PR ada/41929
10319         * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
10320         (IS_SIGHANDLER): Define.
10321         (sparc64_is_sighandler): New function, split off from
10322         sparc64_fallback_frame_state.
10323         (sparc_is_sighandler): New function, split off from
10324         sparc_fallback_frame_state.
10325         (sparc64_fallback_frame_state): Merge with ...
10326         (sparc_fallback_frame_state): ... this into ...
10327         (MD_FALLBACK_FRAME_STATE_FOR): ... this.
10328         Change new_cfa to long.  Remove regs_off, fpu_save_off, fpu_save.
10329         Define nframes, mctx.  Use IS_SIGHANDLER, handler_args, mctx, walk
10330         stack instead of hardcoded offsets.
10331
10332 2011-02-14  Andriy Gapon  <avg@freebsd.org>
10333
10334         PR target/45808
10335         * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
10336
10337 2011-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
10338
10339         * configure: Regenerate.
10340
10341 2011-02-12  Joseph Myers  <joseph@codesourcery.com>
10342
10343         PR driver/45731
10344         * gcc.c (asm_options): Correct spec matching --target-help.
10345
10346 2011-02-12  Martin Jambor  <mjambor@suse.cz>
10347
10348         * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
10349         to gimple call error.
10350
10351 2011-02-12  Mike Stump  <mikestump@comcast.net>
10352
10353         * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
10354         comments in backslash regions.
10355
10356 2011-02-12  Mike Stump  <mikestump@comcast.net>
10357             Jakub Jelinek  <jakub@redhat.com>
10358             Iain Sandoe  <iains@gcc.gnu.org>
10359
10360         PR target/47324
10361         * dwarf2out.c (output_cfa_loc): When required, apply the
10362         DWARF2_FRAME_REG_OUT macro to adjust register numbers.
10363         (output_loc_sequence): Likewise.
10364         (output_loc_operands_raw): Likewise.
10365         (output_loc_sequence_raw): Likewise.
10366         (output_cfa_loc): Likewise.
10367         (output_loc_list): Suppress register number adjustment when
10368         calling output_loc_sequence()
10369         (output_die): Likewise.
10370
10371 2011-02-12  Anatoly Sokolov  <aesok@post.ru>
10372
10373         * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
10374         Remove macros.
10375         * config/xtensa/xtensa.c (xtensa_register_move_cost,
10376         xtensa_memory_move_cost): New functions.
10377         (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
10378
10379 2011-02-12  Alexandre Oliva  <aoliva@redhat.com>
10380
10381         PR lto/47225
10382         * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
10383         in the current directory.
10384         * configure: Rebuilt.
10385
10386 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
10387
10388         * config/darwin.c (darwin_override_options): Add a hunk missed
10389         from the commit of r168571.  Trim comment line lengths and
10390         correct indents of the preceding block.
10391
10392 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
10393
10394         * gcc.c (driver_handle_option): Concatenate the argument to -F with
10395         the switch.
10396
10397 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
10398
10399         * common.opt (nostartfiles): New Driver option.
10400
10401 2011-02-11  Xinliang David Li  <davidxl@google.com>
10402
10403         PR tree-optimization/47707
10404         * tree-chrec.c (convert_affine_scev): Keep type precision.
10405
10406 2011-02-11  Eric Botcazou  <ebotcazou@adacore.com>
10407
10408         PR tree-optimization/47420
10409         * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
10410
10411 2011-02-11  Pat Haugen  <pthaugen@us.ibm.com>
10412
10413         PR rtl-optimization/47614
10414         * rtl.h (check_for_inc_dec): Declare.
10415         * dse.c (check_for_inc_dec): Externalize...
10416         * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
10417         (reload_cse_simplify_operands): Don't simplify opnds with side effects.
10418
10419 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
10420
10421         PR driver/47678
10422         * gcc.c (main): Do not compile inputs if there were errors in
10423         option handling.
10424         * opts-common.c (read_cmdline_option): Check for wrong language
10425         after other error checks.
10426
10427 2011-02-11  Nathan Froyd  <froydnj@codesourcery.com>
10428
10429         * cgraph.c: Fix comment typos.
10430         * cgraph.h: Likewise.
10431         * cgraphunit.c: Likewise.
10432         * ipa-cp.c: Likewise.
10433         * ipa-inline.c: Likewise.
10434         * ipa-prop.c: Likewise.
10435         * ipa-pure-const.c: Likewise.
10436         * ipa-ref.c: Likewise.
10437         * ipa-reference.c: Likewise.
10438
10439 2011-02-11  Jakub Jelinek  <jakub@redhat.com>
10440
10441         PR debug/47684
10442         * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
10443
10444 2011-02-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10445
10446         PR testsuite/47400
10447         * doc/sourcebuild.texi (Require Support): Document
10448         dg-require-ascii-locale.
10449
10450 2011-02-11  Mingjie Xing  <mingjie.xing@gmail.com>
10451
10452         * doc/lto.texi (Write summary): Fix missing parentheses.
10453
10454 2011-02-10  DJ Delorie  <dj@redhat.com>
10455
10456         * config/m32c/m32c.c (m32c_option_override): Disable
10457         -fcombine-stack-adjustments until flag value tracking and compare
10458         optimization can be rewritten.
10459
10460 2011-02-10  Peter Bergner  <bergner@vnet.ibm.com>
10461
10462         * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
10463         PROCESSOR_POWER7.
10464         (PROCESSOR_DEFAULT64): Likewise.
10465
10466 2011-02-10  Richard Henderson  <rth@redhat.com>
10467
10468         * config/rx/predicates.md (rx_zs_comparison_operator): Revert
10469         change from 2011-02-03.
10470         * config/rx/rx.c (flags_from_code): Likewise.
10471         (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
10472         is valid, n/pz otherwise.
10473         (rx_select_cc_mode): Return CCmode if Y is not zero.
10474
10475 2011-02-10  Richard Guenther  <rguenther@suse.de>
10476
10477         * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
10478
10479 2011-02-10  Richard Guenther  <rguenther@suse.de>
10480
10481         PR tree-optimization/47677
10482         * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
10483
10484 2011-02-10  Jakub Jelinek  <jakub@redhat.com>
10485
10486         PR target/47665
10487         * combine.c (make_compound_operation): Only change shifts into
10488         multiplication for SCALAR_INT_MODE_P.
10489
10490 2011-02-10  Jie Zhang  <jie@codesourcery.com>
10491
10492         PR testsuite/47622
10493         Revert
10494         2011-02-05  Jie Zhang  <jie@codesourcery.com>
10495         PR debug/42631
10496         * web.c (entry_register): Don't clobber the number of the
10497         first uninitialized reference in used[].
10498
10499 2011-02-09  Richard Guenther  <rguenther@suse.de>
10500
10501         PR tree-optimization/47664
10502         * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
10503         all edges again.
10504
10505 2011-02-09  David Edelsohn  <dje.gcc@gmail.com>
10506
10507         PR target/46481
10508         PR target/47032
10509         * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
10510         PROCESSOR_POWER7.
10511         (PROCESSOR_DEFAULT64): Same.
10512         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
10513
10514 2011-02-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10515
10516         * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
10517
10518 2011-02-09  Martin Jambor  <mjambor@suse.cz>
10519
10520         PR middle-end/45505
10521         * tree-sra.c (struct access): New flags grp_scalar_read and
10522         grp_scalar_write.  Changed description of assignment read and write
10523         flags.
10524         (dump_access): Dump new flags, reorder all of them.
10525         (sort_and_splice_var_accesses): Set the new flag accordingly, use them
10526         to detect multiple scalar reads.
10527         (analyze_access_subtree): Use the new scalar read write flags instead
10528         of the old flags.  Adjusted comments.
10529
10530 2011-02-08  DJ Delorie  <dj@redhat.com>
10531
10532         PR target/47548
10533         * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
10534         patterns.
10535
10536 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
10537
10538         * config/m68k/uclinux.opt: New.
10539         * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
10540
10541 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
10542
10543         * config/cris/elf.opt (sim): New Driver option.
10544
10545 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
10546
10547         * config/xtensa/elf.opt: New.
10548         * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
10549
10550 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
10551
10552         * config/vax/elf.opt: New.
10553         * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
10554
10555 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
10556
10557         * config/rs6000/aix64.opt (posix, pthread): New Driver options.
10558
10559 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
10560
10561         * config/gnu-user.opt: New.
10562         * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
10563         *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
10564         *-*-uclinux*): Use gnu-user.opt.
10565
10566 2011-02-08  Thomas Schwinge  <thomas@schwinge.name>
10567
10568         * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
10569         * config/i386/gnu.h (CPP_SPEC): Likewise.
10570
10571 2011-02-08  Ian Lance Taylor  <iant@google.com>
10572
10573         * common.opt (fcx-limited-range): Add SetByCombined flag.
10574         (ffinite-math-only, fmath-errno, frounding-math): Likewise.
10575         (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
10576         (fassociative-math, freciprocal-math): Likewise.
10577         (funsafe-math-optimizations): Likewise.
10578         * opth-gen.awk: Handle SetByCombined.
10579         * optc-gen.awk: Likewise.
10580         * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
10581         (set_unsafe_math_optimizations_flags): Likewise.
10582         * doc/options.texi (Option properties): Document SetByCombined.
10583
10584 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
10585
10586         * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
10587         i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
10588         m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
10589         m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
10590         sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
10591
10592 2011-02-08  Sebastian Pop  <sebastian.pop@amd.com>
10593
10594         PR tree-optimization/46834
10595         PR tree-optimization/46994
10596         PR tree-optimization/46995
10597         * graphite-sese-to-poly.c (used_outside_reduction): New.
10598         (detect_commutative_reduction): Call used_outside_reduction.
10599         (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
10600         translate_scalar_reduction_to_array only when at least one
10601         loop-phi/close-phi tuple has been detected.
10602
10603 2011-02-08  Richard Guenther  <rguenther@suse.de>
10604
10605         PR middle-end/47639
10606         * tree-vect-generic.c (expand_vector_operations_1): Update
10607         stmts here ...
10608         (expand_vector_operations): ... not here.  Cleanup EH info
10609         and the CFG if required.
10610
10611 2011-02-08  Richard Guenther  <rguenther@suse.de>
10612
10613         PR tree-optimization/47641
10614         * tree-ssa.c (execute_update_addresses_taken): For asm outputs
10615         require type compatibility.
10616
10617 2011-02-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10618
10619         * gimple-low.c (lower_function_body): Don't remove the location of
10620         the return statement here.
10621         (lower_gimple_return): Do it here instead but only if the return
10622         statement is actually used twice.
10623
10624 2011-02-08  Richard Guenther  <rguenther@suse.de>
10625
10626         PR tree-optimization/47632
10627         * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
10628         unused up_to_stmt parameter, return whether cfg-cleanup is
10629         necessary, remove EH info properly.
10630         (forward_propagate_into_gimple_cond): Adjust caller.
10631         (forward_propagate_into_cond): Likewise.
10632         (forward_propagate_comparison): Likewise.
10633         (tree_ssa_forward_propagate_single_use_vars): Make
10634         forward_propagate_comparison case similar to the two others.
10635
10636 2011-02-08  Nick Clifton  <nickc@redhat.com>
10637
10638         * config/mn10300/mn10300.opt (mliw): New command line option.
10639         * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
10640         (liw_bundling): New automaton.
10641         (liw): New attribute.
10642         (liw_op): New attribute.
10643         (liw_op1, liw_op2, liw_both, liw_either): New reservations.
10644         (movsi_internal): Add LIW attributes.
10645         (andsi3): Likewise.
10646         (iorsi3): Likewise.
10647         (xorsi3): Likewise.
10648         (addsi3): Separate register and immediate alternatives.
10649         Add LIW attributes.
10650         (subsi3): Likewise.
10651         (cmpsi): Likewise.
10652         (aslsi3): Likewise.
10653         (lshrsi3): Likewise.
10654         (ashrsi3): Likewise.
10655         (liw): New pattern.
10656         * config/mn10300/mn10300.c (liw_op_names): New
10657         (mn10300_print_operand): Handle 'W' operand descriptor.
10658         (extract_bundle): New function.
10659         (check_liw_constraints): New function.
10660         (liw_candidate): New function.
10661         (mn10300_bundle_liw): New function.
10662         (mn10300_reorg): New function.
10663         (TARGET_MACHINE_DEPENDENT_REORG): Define.
10664         (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
10665         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
10666         __LIW__ or __NO_LIW__.
10667         * doc/invoke.texi: Describe the -mliw command line option.
10668
10669 2011-02-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
10670
10671         * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
10672         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
10673         pthread_mutex_unlock): Remove.
10674         * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
10675         * config/pa/t-pa64: Likewise.
10676         * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
10677         shared libc if not linking against libpthread.
10678         * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
10679
10680 2011-02-07  Iain Sandoe  <iains@gcc.gnu.org>
10681
10682         PR target/47558
10683         * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
10684         on 10.6 and later to ensure that we always use the unwinder from
10685         the system.  Only add -no_compact_unwind when tarteting darwin
10686         10.6 or later.
10687
10688 2011-02-07  Steve Ellcey  <sje@cup.hp.com>
10689
10690         PR target/46997
10691         * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
10692         (vec_interleave_lowv2sf): Ditto.
10693         (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
10694         (vec_extract_oddv2sf): Ditto.
10695
10696 2011-02-07  Mike Stump  <mikestump@comcast.net>
10697
10698         PR target/42333
10699         Add __ieee_divdc3 entry point.
10700         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
10701         entry point.
10702         (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
10703         * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
10704         * config/darwin.c (darwin_rename_builtins): Add.
10705         * config/darwin-protos.h (darwin_rename_builtins): Add.
10706
10707 2011-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
10708
10709         PR target/47636
10710         * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
10711         for the condition.
10712
10713 2011-02-07  Mike Stump  <mikestump@comcast.net>
10714
10715         * config/darwin.opt (mmacosx-version-min): Update default OS version.
10716
10717 2011-02-07  Denis Chertykov  <chertykov@gmail.com>
10718
10719         PR target/47534
10720         * config/avr/libgcc.S (exit): Move .endfunc
10721
10722 2011-02-07  Richard Guenther  <rguenther@suse.de>
10723
10724         PR tree-optimization/47615
10725         * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
10726         * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
10727         (run_scc_vn): Initialize it.
10728         (visit_reference_op_load): Use it.
10729         * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
10730
10731 2011-02-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
10732
10733         * config/spu/spu.c (spu_init_libfuncs): Install SImode and
10734         DImode trapping arithmetic libfuncs.
10735
10736 2011-02-07  Richard Guenther  <rguenther@suse.de>
10737
10738         PR tree-optimization/47621
10739         * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
10740         two duplicates ...
10741         (execute_update_addresses_taken): ... here.  Make it more
10742         conservative in what we accept.
10743
10744 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
10745
10746         * config/sparc/freebsd.h (ASM_SPEC): Define.
10747         * config/sparc/vxworks.h (ASM_SPEC): Define.
10748
10749 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
10750
10751         * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
10752
10753 2011-02-06  Steven Bosscher  <steven@gcc.gnu.org>
10754
10755         * doc/invoke.texi: Remove reference to compiler internals from
10756         user documentation.
10757
10758         * reg-notes.def: Remove REG_VALUE_PROFILE.
10759         * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
10760
10761 2011-02-05  Jakub Jelinek  <jakub@redhat.com>
10762
10763         PR middle-end/47610
10764         * varasm.c (default_section_type_flags): If decl is NULL,
10765         and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
10766
10767 2011-02-05  Jie Zhang  <jie@codesourcery.com>
10768
10769         PR debug/42631
10770         * web.c (entry_register): Don't clobber the number of the
10771         first uninitialized reference in used[].
10772
10773 2011-02-04  Sebastian Pop  <sebastian.pop@amd.com>
10774
10775         PR tree-optimization/46194
10776         * tree-data-ref.c (analyze_miv_subscript): Remove comment.
10777         (build_classic_dist_vector_1): Do not represent classic distance
10778         vectors when the access functions are variating in different loops.
10779
10780 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
10781
10782         * config/mips/iris6.opt: New.
10783         * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
10784
10785 2011-02-04  Richard Henderson  <rth@redhat.com>
10786             Steve Ellcey  <sje@cup.hp.com>
10787
10788         PR target/46997
10789         * config/ia64/predicates.md (mux1_brcst_element): New.
10790         * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
10791         * config/ia64/ia64.c (ia64_unpack_assemble): New.
10792         (ia64_unpack_sign): New.
10793         (ia64_expand_unpack): Rewrite using new routines.
10794         (ia64_expand_widen_sum): Ditto.
10795         (ia64_expand_dot_prod_v8qi): Ditto.
10796         * config/ia64/vect.md (mulv8qi3): Rewrite to use new
10797         routines, add endian check.
10798         (pmpy2_even): Rename from pmpy2_r, add endian check.
10799         (pmpy2_odd): Rename from pmpy2_l, add endian check.
10800         (vec_widen_smult_lo_v4hi): Rewrite using new routines.
10801         (vec_widen_smult_hi_v4hi): Ditto.
10802         (vec_widen_umult_lo_v4hi): Ditto.
10803         (vec_widen_umult_hi_v4hi): Ditto.
10804         (mulv2si3): Change endian checks.
10805         (sdot_prodv4hi): Rewrite with new calls.
10806         (udot_prodv4hi): New.
10807         (vec_pack_ssat_v4hi): Add endian check.
10808         (vec_pack_usat_v4hi): Ditto.
10809         (vec_pack_ssat_v2si): Ditto.
10810         (max1_even): Rename from max1_r, add endian check.
10811         (max1_odd): Rename from max1_l, add endian check.
10812         (*mux1_rev): Format change.
10813         (*mux1_mix): Ditto.
10814         (*mux1_shuf): Ditto.
10815         (*mux1_alt): Ditto.
10816         (*mux1_brcst_v8qi): Use new predicate.
10817         (vec_extract_evenv8qi): Remove endian check.
10818         (vec_extract_oddv8qi): Ditto.
10819         (vec_interleave_lowv4hi): Format change.
10820         (vec_interleave_highv4hi): Ditto.
10821         (mix2_even): Rename from mix2_r, add endian check.
10822         (mix2_odd): Rename from mux2_l, add endian check.
10823         (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
10824         (vec_extract_evenodd_helper): Format change.
10825         (vec_extract_evenv4hi): Remove endian check.
10826         (vec_extract_oddv4hi): Remove endian check.
10827         (vec_interleave_lowv2si): Format change.
10828         (vec_interleave_highv2si): Format change.
10829         (vec_initv2si): Remove endian check.
10830         (vecinit_v2si): Add endian check.
10831         (reduc_splus_v2sf): Add endian check.
10832         (reduc_smax_v2sf): Ditto.
10833         (reduc_smin_v2sf): Ditto.
10834         (vec_initv2sf): Remove endian check.
10835         (fpack): Add endian check.
10836         (fswap): Add endian check.
10837         (vec_interleave_highv2sf): Add endian check.
10838         (vec_interleave_lowv2sf): Add endian check.
10839         (fmix_lr): Add endian check.
10840         (vec_setv2sf): Format change.
10841         (*vec_extractv2sf_0_be): Use shift to extract operand.
10842         (*vec_extractv2sf_1_be): New.
10843         (vec_pack_trunc_v4hi): Add endian check.
10844         (vec_pack_trunc_v2si): Format change.
10845
10846 2011-02-04  Jakub Jelinek  <jakub@redhat.com>
10847
10848         PR inline-asm/23200
10849         * tree-ssa-ter.c (is_replaceable_p): Add TER argument.  Don't
10850         do bb, locus and block comparison and disallow loads if it is not set.
10851         (stmt_is_replaceable_p): New function.
10852         (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
10853         callers.
10854         * expr.c (expand_expr_real_1) <case SSA_NAME>: If
10855         get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
10856         SSA_NAME_DEF_STMT.
10857         * tree-flow.h (stmt_is_replaceable_p): New prototype.
10858
10859 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
10860
10861         * config/rs6000/xilinx.opt: New.
10862         * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
10863
10864 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
10865
10866         * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
10867
10868 2011-02-03  Anatoly Sokolov  <aesok@post.ru>
10869
10870         * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
10871         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
10872         * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
10873         secondary_reload_info, xtensa_secondary_reload): Remove.
10874         * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
10875         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
10876         (xtensa_preferred_reload_class): Make static. Change return and
10877         'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
10878         Use CONST_DOUBLE_P predicate.
10879         (xtensa_preferred_output_reload_class): New function.
10880         (xtensa_secondary_reload): Make static.
10881
10882 2011-02-03  Joseph Myers  <joseph@codesourcery.com>
10883
10884         * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
10885         Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
10886         Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
10887
10888 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
10889
10890         PR middle-end/31490
10891         * output.h (SECTION_RELRO): Define.
10892         (SECTION_MACH_DEP): Adjust.
10893         (get_variable_section): New prototype.
10894         * varpool.c (varpool_finalize_named_section_flags): New function.
10895         (varpool_assemble_pending_decls): Call it.
10896         * cgraph.h (varpool_finalize_named_section_flags): New prototype.
10897         * cgraphunit.c (cgraph_output_in_order): Call
10898         varpool_finalize_named_section_flags.
10899         * varasm.c (get_section): Allow section flags conflicts between
10900         relro and read-only sections if the section hasn't been declared yet.
10901         Set SECTION_OVERRIDE after diagnosing section type conflict.
10902         (get_variable_section): No longer static.
10903         (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
10904         readonly sections that need relocations.
10905         (decl_readonly_section_1): New function.
10906         (decl_readonly_section): Use it.
10907
10908         Revert:
10909         2010-11-17  Dinar Temirbulatov  <dtemirbulatov@gmail.com>
10910                     Steve Ellcey  <sje@cup.hp.com>
10911
10912         PR middle-end/31490
10913         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
10914         if section attribute used.
10915
10916 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
10917
10918         * config/darwin.h (SECTION_NO_ANCHOR): Remove.
10919         * config/darwin.c (SECTION_NO_ANCHOR): Define.
10920         (darwin_init_sections): Remove assertion.
10921
10922 2011-02-03  Nick Clifton  <nickc@redhat.com>
10923
10924         * config/rx/predicates.md (rx_zs_comparison_operator): Remove
10925         lt and ge.
10926         * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
10927         * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
10928         instead of "n" and "pz".
10929         (flags_from_code): LT and GE tests need CC_FLAG_O as well as
10930         CC_FLAG_S.
10931
10932 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
10933
10934         PR target/47312
10935         * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
10936         fma, expand FMA_EXPR as fma{,f,l} call.
10937
10938         PR lto/47274
10939         * lto-streamer-out.c (write_symbol): When writing kind and visibility,
10940         copy them into a unsigned char variable and pass address of it to
10941         lto_output_data_stream.
10942
10943         PR target/47564
10944         * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
10945         around backend_init_target and lang_dependent_init_target calls.
10946         * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
10947         (verify_cgraph_node): Don't call set_cfun here.  Use
10948         cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
10949         Set error_found for incorrectly represented calls to thunks.
10950
10951 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
10952
10953         PR debug/43092
10954         PR rtl-optimization/43494
10955         * rtl.h (for_each_inc_dec_fn): New type.
10956         (for_each_inc_dec): Declare.
10957         * rtlanal.c (struct for_each_inc_dec_ops): New type.
10958         (for_each_inc_dec_find_inc_dec): New fn.
10959         (for_each_inc_dec_find_mem): New fn.
10960         (for_each_inc_dec): New fn.
10961         * dse.c (struct insn_size): Remove.
10962         (replace_inc_dec, replace_inc_dec_mem): Remove.
10963         (emit_inc_dec_insn_before): New fn.
10964         (check_for_inc_dec): Use it, along with for_each_inc_dec.
10965         (canon_address): Pass mem modes to cselib_lookup.
10966         * cselib.h (cselib_lookup): Add memmode argument.  Adjust callers.
10967         (cselib_lookup_from_insn): Likewise.
10968         (cselib_subst_to_values): Likewise.
10969         * cselib.c (find_slot_memmode): New var.
10970         (cselib_find_slot): New fn.  Use it instead of
10971         htab_find_slot_with_hash everywhere.
10972         (entry_and_rtx_equal_p): Use find_slot_memmode.
10973         (autoinc_split): New fn.
10974         (rtx_equal_for_cselib_p): Rename and implement in terms of...
10975         (rtx_equal_for_cselib_1): ... this.  Take memmode, pass it on.
10976         Deal with autoinc.  Special-case recursion into MEMs.
10977         (cselib_hash_rtx): Likewise.
10978         (cselib_lookup_mem): Infer pmode from address mode.  Distinguish
10979         address and MEM modes.
10980         (cselib_subst_to_values): Add memmode, pass it on.
10981         Deal with autoinc.
10982         (cselib_lookup): Add memmode argument, pass it on.
10983         (cselib_lookup_from_insn): Add memmode.
10984         (cselib_invalidate_rtx): Discard obsolete push_operand handling.
10985         (struct cselib_record_autoinc_data): New.
10986         (cselib_record_autoinc_cb): New fn.
10987         (cselib_record_sets): Use it, along with for_each_inc_dec.  Pass MEM
10988         mode to cselib_lookup.  Reset autoinced REGs here instead of...
10989         (cselib_process_insn): ... here.
10990         * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
10991         to cselib_lookup.
10992         (add_uses): Likewise, also to cselib_subst_to_values.
10993         (add_stores): Likewise.
10994         * sched-deps.c  (add_insn_mem_dependence): Pass mode to
10995         cselib_subst_to_values.
10996         (sched_analyze_1, sched_analyze_2): Likewise.  Adjusted.
10997         * gcse.c (do_local_cprop): Adjusted.
10998         * postreload.c (reload_cse_simplify_set): Adjusted.
10999         (reload_cse_simplify_operands): Adjusted.
11000         * sel-sched-dump (debug_mem_addr_value): Pass mode.
11001
11002 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
11003
11004         PR tree-optimization/45122
11005         * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
11006         unsafe assumptions when there's more than one loop exit.
11007
11008 2011-02-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
11009
11010         PR target/47272
11011         * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
11012         Document using vector double with the load/store builtins, and
11013         that the load/store builtins always use Altivec instructions.
11014
11015         * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
11016         to use altivec memory instructions, even on VSX.
11017         (vector_altivec_store_<mode>): Ditto.
11018
11019         * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
11020         function.
11021
11022         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11023         V2DF, V2DI support to load/store overloaded builtins.
11024
11025         * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
11026         altivec load/store builtins for V2DF/V2DI types.
11027
11028         * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
11029         set avoid indexed addresses on power6 if -maltivec.
11030         (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
11031         vector_altivec_load/vector_altivec_store builtins.
11032         (altivec_expand_st_builtin): Ditto.
11033         (altivec_expand_builtin): Add VSX memory builtins.
11034         (rs6000_init_builtins): Add V2DI types to internal types.
11035         (altivec_init_builtins): Add support for V2DF/V2DI altivec
11036         load/store builtins.
11037         (rs6000_address_for_altivec): Insure memory address is appropriate
11038         for Altivec.
11039
11040         * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
11041         vec_vsx_ld and vec_vsx_st.
11042         (vsx_store_<mode>): Ditto.
11043
11044         * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
11045         variables to hold long long types for VSX vector memory builtins.
11046         (RS6000_BTI_unsigned_long_long): Ditto.
11047         (long_long_integer_type_internal_node): Ditti.
11048         (long_long_unsigned_type_internal_node): Ditti.
11049
11050         * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
11051         (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
11052         (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
11053
11054         * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
11055         short cuts.
11056         (vec_vsx_st): Ditto.
11057
11058 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
11059
11060         * config/pa/pa-hpux10.opt: New.
11061         * config/hpux11.opt (pthread): New Driver option.
11062         * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
11063         * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
11064
11065 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
11066
11067         * config/ia64/vms.opt: New.
11068         * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
11069
11070 2011-02-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
11071
11072         PR target/47580
11073         * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
11074         gpc_reg_operand instead of vsx_register_operand to match rs6000.md
11075         generator functions.
11076         (vsx_floatuns<VSi><mode>2): Ditto.
11077         (vsx_fix_trunc<mode><VSi>2): Ditto.
11078         (vsx_fixuns_trunc<mode><VSi>2): Ditto.
11079
11080 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
11081
11082         * config/i386/djgpp.opt (posix): New Driver option.
11083
11084 2011-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
11085
11086         * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
11087         Move to the unsupported targets list.
11088
11089 2011-02-02  Peter Bergner  <bergner@vnet.ibm.com>
11090
11091         PR rtl-optimization/47525
11092         * df-scan.c: Update copyright years.
11093         (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
11094         and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
11095
11096 2011-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11097
11098         * config/i386/sysv4.h (TARGET_VERSION): Remove.
11099         (SUBTARGET_RETURN_IN_MEMORY): Remove.
11100         (ASM_OUTPUT_ASCII): Remove.
11101         * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
11102
11103 2011-02-02  Jeff Law  <law@redhat.com>
11104
11105         PR middle-end/47543
11106         * reload.c (find_reloads_address): Handle reg+d address where both
11107         components are invalid by reloading the entire address.
11108
11109 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
11110             Richard Guenther  <rguenther@suse.de>
11111
11112         PR tree-optimization/40979
11113         PR bootstrap/47044
11114         * passes.c (init_optimization_passes): After LIM call copy_prop
11115         and DCE to clean up.
11116         * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
11117
11118 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
11119
11120         PR tree-optimization/47576
11121         PR tree-optimization/47555
11122         * doc/invoke.texi (scev-max-expr-complexity): Documented.
11123         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
11124         (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
11125         * tree-scalar-evolution.c (follow_ssa_edge): Use
11126         PARAM_SCEV_MAX_EXPR_COMPLEXITY.
11127
11128 2011-02-02  Richard Guenther  <rguenther@suse.de>
11129
11130         PR tree-optimization/47566
11131         * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
11132
11133 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
11134
11135         PR debug/47106
11136         PR debug/47402
11137         * tree-inline.c (declare_return_variable): Remove unused caller
11138         variable.
11139
11140         PR debug/47106
11141         PR debug/47402
11142         * tree-flow-inline.h (clear_is_used, is_used_p): New.
11143         * cfgexpand.c (account_used_vars_for_block): Use them.
11144         * tree-nrv.c (tree_nrv): Likewise.
11145         * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
11146         (dump_scope_block): Likewise.
11147         (remove_unused_locals): Likewise.
11148
11149         PR debug/47106
11150         PR debug/47402
11151         * tree-inline.c (declare_return_variable): Add result decl to
11152         local decls only once.
11153         * gimple-low.c (record_vars_into): Mark newly-created variables
11154         as referenced.
11155
11156 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
11157
11158         PR debug/47498
11159         PR debug/47501
11160         PR debug/45136
11161         PR debug/45130
11162         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
11163         debug insns.
11164         (no_real_insns_p, schedule_block, set_priorities): Drop special
11165         treatment of boundary debug insns.
11166         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
11167         * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
11168         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
11169         (BOUNDARY_DEBUG_INSN_P): Likewise.
11170         (SCHEDULE_DEBUG_INSN_P): Likewise.
11171         * sched-rgn.c (init_ready_list): Drop special treatment of
11172         boundary debug insns.
11173         * final.c (rest_of_clean_state): Clear notes' BB.
11174
11175 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11176
11177         * config/openbsd.opt (assert=): New Driver option.
11178
11179 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11180
11181         * config/i386/nto.opt: New.
11182         * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
11183
11184 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11185
11186         * config/i386/netware.opt: New.
11187         * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
11188
11189 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11190
11191         * config/interix.opt (posix): New Driver option.
11192
11193 2011-02-01  DJ Delorie  <dj@redhat.com>
11194
11195         * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
11196
11197         * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
11198         class for A0/A1.
11199
11200 2011-02-01  Sebastian Pop  <sebastian.pop@amd.com>
11201
11202         PR tree-optimization/47561
11203         * toplev.c (process_options): Print the Graphite flags.  Add
11204         flag_loop_flatten to the list of options requiring Graphite.
11205
11206 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11207
11208         * config/i386/cygming.opt (posix): New Driver option.
11209
11210 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11211
11212         * config/arm/vxworks.opt: New.
11213         * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
11214
11215 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
11216
11217         * config/alpha/elf.opt: New.
11218         * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
11219         alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
11220
11221 2011-02-01  Richard Guenther  <rguenther@suse.de>
11222
11223         PR tree-optimization/47559
11224         * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
11225         store-motion on references that can throw.
11226
11227 2011-02-01  Bernd Schmidt  <bernds@codesourcery.com>
11228
11229         * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
11230         * tree-pass.h (TDF_CSELIB): New macro.
11231         * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
11232         cselib_lookup): Check for it rather than for TDF_DETAILS.
11233
11234 2011-02-01  H.J. Lu  <hongjiu.lu@intel.com>
11235
11236         PR driver/47547
11237         * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
11238         is HOST_BIT_BUCKET.
11239
11240         * opts.c (finish_options): Don't add x_aux_base_name if it is
11241         HOST_BIT_BUCKET.
11242
11243 2011-02-01  Richard Guenther  <rguenther@suse.de>
11244
11245         PR tree-optimization/47555
11246         Revert
11247         2010-07-15  Sebastian Pop  <sebastian.pop@amd.com>
11248
11249         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
11250
11251 2011-02-01  Sebastien Bourdeauducq  <sebastien@milkymist.org>
11252
11253         PR gcc/46692
11254         * config/lm32/t-lm32: Add multilib for all CPU options.
11255
11256 2011-02-01  Richard Guenther  <rguenther@suse.de>
11257
11258         PR tree-optimization/47541
11259         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
11260         sure to have a field at offset zero.
11261
11262 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
11263
11264         * config/arc/arc.opt (EB, EL): New Driver options.
11265
11266 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
11267
11268         * config/alpha/osf5.opt: New.
11269         * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
11270
11271 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
11272
11273         * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
11274
11275 2011-01-31  Sebastian Pop  <sebastian.pop@amd.com>
11276
11277         * common.opt (ftree-loop-linear): Use Alias to make it an alias of
11278         -floop-interchange.
11279         * invoke.texi (-ftree-loop-linear): Make it clear that this flag
11280         is an alias of -floop-interchange and that it requires the
11281         Graphite infrastructure.
11282         * tree-ssa-loop.c (gate_graphite_transforms): Do not set
11283         flag_loop_interchange based on the value of flag_tree_loop_linear.
11284
11285 2011-01-31  Jakub Jelinek  <jakub@redhat.com>
11286             Richard Guenther  <rguenther@suse.de>
11287
11288         PR tree-optimization/47538
11289         * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
11290         type instead of r1type, except for comparisons.  For right
11291         shifts and comparisons punt if there are mismatches in
11292         sizetype vs. non-sizetype types.
11293
11294 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11295
11296         * doc/sourcebuild.texi (Effective-Target Keywords): Document
11297         avx_runtime.
11298
11299 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11300
11301         * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
11302         version number.
11303         * configure: Regenerate.
11304
11305 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11306
11307         * configure.ac (gcc_cv_ld_static_option): Define.
11308         (gcc_cv_ld_dynamic_option): Define.
11309         (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
11310         instead.
11311         (HAVE_LD_STATIC_DYNAMIC): Update message.
11312         (LD_STATIC_OPTION): Define.
11313         (LD_DYNAMIC_OPTION): Define.
11314         * configure: Regenerate.
11315         * config.in: Regenerate.
11316         * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
11317         HAVE_LD_STATIC_DYNAMIC]: Use them.
11318
11319 2011-01-31  Nick Clifton  <nickc@redhat.com>
11320
11321         * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
11322         registers inside interrupt handlers if the handler is not a leaf
11323         function.
11324
11325 2011-01-31  Nick Clifton  <nickc@redhat.com>
11326
11327         * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
11328         reg_renumber returning an INVALID_REGNUM.
11329
11330 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
11331
11332         PR libgcj/44341
11333         * doc/install.texi: Document host options discarded when cross
11334         configuring target libraries.
11335
11336 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
11337
11338         Reverted:
11339         2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
11340         PR debug/45136
11341         PR debug/45130
11342         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
11343         debug insns.
11344         (no_real_insns_p, schedule_block, set_priorities): Drop special
11345         treatment of boundary debug insns.
11346         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
11347         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
11348         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
11349         (BOUNDARY_DEBUG_INSN_P): Likewise.
11350         (SCHEDULE_DEBUG_INSN_P): Likewise.
11351         * sched-rgn.c (init_ready_list): Drop special treatment of
11352         boundary debug insns.
11353         * final.c (rest_of_clean-state): Clear notes' BB.
11354
11355 2011-01-31  Alan Modra  <amodra@gmail.com>
11356
11357         * config/rs6000/rs6000.c (print_operand): Rearrange addends in
11358         toc relative expressions as we do in print_operand_address.
11359
11360 2011-01-30  Kazu Hirata  <kazu@codesourcery.com>
11361
11362         * doc/extend.texi: Follow spelling conventions.
11363         * doc/invoke.texi: Fix a typo.
11364
11365 2011-01-30  Joseph Myers  <joseph@codesourcery.com>
11366
11367         * config/hpux11.opt: New.
11368         * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
11369         ia64*-*-hpux*): Use hpux11.opt.
11370
11371 2011-01-30  Jonathan Yong  <jon_y@users.sourceforge.net>
11372
11373         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
11374         to tmake_file.
11375
11376 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
11377
11378         * doc/install.texi (hppa-hp-hpux10): Remove references to HP
11379         support sites.
11380
11381 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
11382
11383         * doc/install.texi (Binaries): Remove outdated reference for
11384         Motorola 68HC11/68HC12 downloads.
11385
11386 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
11387
11388         * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
11389         Drepper's paper.
11390
11391 2011-01-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
11392
11393         PR bootstrap/47147
11394         * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
11395         used by NetBSD.
11396
11397 2011-01-28  Ahmad Sharif  <asharif@google.com>
11398
11399         * value-prof.c (check_counter): Corrected error message.
11400
11401 2011-01-29  Jie Zhang  <jie@codesourcery.com>
11402
11403         * config/arm/arm.c (arm_legitimize_reload_address): New.
11404         * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
11405         arm_legitimize_reload_address.
11406         * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
11407
11408 2011-01-28  Ian Lance Taylor  <iant@google.com>
11409
11410         * godump.c (go_define): Ignore macros whose definitions include
11411         two adjacent operands.
11412
11413 2011-01-28  Jakub Jelinek  <jakub@redhat.com>
11414
11415         PR target/42894
11416         * varasm.c (force_const_mem): Store copy of x in desc->constant
11417         instead of x itself.
11418         * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
11419         itself into REG_EQUAL note.
11420
11421 2011-01-28  Joseph Myers  <joseph@codesourcery.com>
11422
11423         * config/freebsd.opt (posix, rdynamic): New Driver options.
11424
11425 2011-01-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11426
11427         * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
11428         -Bstatic/-Bdynamic.
11429         * configure: Regenerate.
11430
11431 2011-01-27  Joseph Myers  <joseph@codesourcery.com>
11432
11433         * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
11434         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
11435
11436 2011-01-27  Anatoly Sokolov  <aesok@post.ru>
11437
11438         * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
11439         * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
11440         * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
11441         (s390_preferred_reload_class): Make static. Change return and
11442         'rclass' argument type to reg_class_t.
11443
11444 2011-01-27  Jan Hubicka  <jh@suse.cz>
11445
11446         PR middle-end/46949
11447         * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
11448         (process_function_and_variable_attributes): Check defined weakrefs.
11449
11450 2011-01-27  Martin Jambor  <mjambor@suse.cz>
11451
11452         PR tree-optimization/47228
11453         * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
11454         build_ref_for_offset.
11455
11456 2011-01-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
11457
11458         * config/spu/spu-elf.h (ASM_SPEC): Remove.
11459
11460 2011-01-26  Mikael Pettersson  <mikpe@it.uu.se>
11461
11462         PR rtl-optimization/46856
11463         * postreload.c (reload_combine_recognize_const_pattern): Do not
11464         separate cc0 setter and user on cc0 targets.
11465
11466 2011-01-26  Nicola Pero  <nicola.pero@meta-innovation.com>
11467
11468         PR c/43082
11469         * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
11470         passed a VOID_TYPE expression, immediately emit an error and
11471         return error_mark_node.
11472
11473 2011-01-26  Jeff Law  <law@redhat.com>
11474
11475         PR rtl-optimization/47464
11476         * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
11477         rather than may_trap_p as needed.
11478
11479 2011-01-26  DJ Delorie  <dj@redhat.com>
11480
11481         PR rtl-optimization/46878
11482         * combine.c (insn_a_feeds_b): Check for the implicit cc0
11483         setter/user dependency as well.
11484
11485 2011-01-26  Eric Botcazou  <ebotcazou@adacore.com>
11486
11487         PR rtl-optimization/44469
11488         * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
11489         after removing trivially dead basic blocks.
11490
11491 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
11492
11493         * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
11494         * config/frv/frv.h (LINK_SPEC): Likewise.
11495         * config/i386/netware.h (LINK_SPEC): Likewise.
11496         * config/m68k/linux.h (ASM_SPEC): Likewise.
11497         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
11498         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
11499         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11500         * config/sparc/linux.h (ASM_SPEC): Likewise.
11501         * config/sparc/linux64.h (ASM_SPEC): Likewise.
11502         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
11503
11504 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
11505
11506         * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
11507         * config/frv/frv.h (ASM_SPEC): Likewise.
11508         * config/m68k/linux.h (ASM_SPEC): Likewise.
11509         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
11510         * config/rs6000/linux64.h (ASM_SPEC): Likewise.
11511         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11512         * config/sparc/linux.h (ASM_SPEC): Likewise.
11513         * config/sparc/linux64.h (ASM_SPEC): Likewise.
11514         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
11515
11516 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
11517
11518         * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
11519         * config/frv/frv.h (LINK_SPEC): Likewise.
11520         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
11521
11522 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
11523
11524         * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
11525         * config/frv/frv.h (ASM_SPEC): Likewise.
11526         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
11527         * config/m68k/linux.h (ASM_SPEC): Likewise.
11528         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
11529         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
11530         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11531         * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
11532         * config/sparc/linux.h (ASM_SPEC): Likewise.
11533         * config/sparc/linux64.h (ASM_SPEC): Likewise.
11534         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
11535         * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
11536
11537 2011-01-26  Steve Ellcey  <sje@cup.hp.com>
11538
11539         PR target/46997
11540         * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
11541         (*mux2): Ditto.
11542         (vec_extract_evenodd_help): Ditto.
11543         (vec_extract_evenv4hi): Ditto.
11544         (vec_extract_oddv4hi): Ditto.
11545         (vec_interleave_lowv2si): Ditto.
11546         (vec_interleave_highv2si): Ditto.
11547         (vec_extract_evenv2si): Ditto.
11548         (vec_extract_oddv2si: Ditto.
11549         (vec_pack_trunc_v2si): Ditto.
11550
11551 2011-01-22  Jan Hubicka  <jh@suse.cz>
11552
11553         PR target/47237
11554         * cgraph.h (cgraph_local_info): New field can_change_signature.
11555         * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
11556         signature can change.
11557         (ipcp_estimate_growth): Call sequence simplify only if calle signature
11558         can change.
11559         (ipcp_insert_stage): Only compute args_to_skip if signature can change.
11560         (cgraph_function_versioning): We can not change signature of functions
11561         that don't allow that.
11562         * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
11563         (lto_input_node): Likewise.
11564         * ipa-inline.c (compute_inline_parameters): Compute
11565         local.can_change_signature.
11566         * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
11567         * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
11568         functions that can not change signature.
11569         * i386.c (ix86_function_regparm, ix86_function_sseregparm,
11570         init_cumulative_args): Do not use local calling conventions
11571         for functions that can not change signature.
11572
11573 2011-01-22  Jan Hubicka  <jh@suse.cz>
11574
11575         * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
11576
11577 2011-01-26  Richard Guenther  <rguenther@suse.de>
11578
11579         PR tree-optimization/47190
11580         * cgraphunit.c (process_common_attributes): New function.
11581         (process_function_and_variable_attributes): Use it.
11582
11583 2011-01-26  Richard Guenther  <rguenther@suse.de>
11584
11585         PR lto/47423
11586         * cgraphbuild.c (record_eh_tables): Record reference to personality
11587         function.
11588
11589 2011-01-26  Alexandre Oliva  <aoliva@redhat.com>
11590
11591         PR debug/45454
11592         * sel-sched.c (moveup_expr): Don't let debug insns prevent
11593         non-debug insns from moving up.
11594
11595 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
11596
11597         PR target/40125
11598         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
11599         t-dlldir{,-x} fragment for build and add it to tmake_file.
11600         (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
11601         * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
11602         * config/i386/t-dlldir: New file.
11603         (SHLIB_DLLDIR): Define.
11604         * config/i386/t-dlldir-x: New file.
11605         (SHLIB_DLLDIR): Define.
11606         * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
11607         (SHLIB_INSTALL): Use it.
11608
11609 2011-01-26  Chung-Lin Tang  <cltang@codesourcery.com>
11610
11611         PR target/47246
11612         * config/arm/arm.c (thumb2_legitimate_index_p): Change the
11613         lower bound of the allowed Thumb-2 coprocessor load/store
11614         index range to -256. Add explaining comment.
11615
11616 2011-01-25  Ian Lance Taylor  <iant@google.com>
11617
11618         * godump.c (go_define): Improve lexing of macro expansion to only
11619         accept expressions which match Go spec.
11620
11621 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
11622
11623         PR c++/43601
11624         * tree.c (handle_dll_attribute): Handle it.
11625         * doc/extend.texi (@item dllexport): Mention it.
11626         * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
11627
11628 2011-01-25  Ian Lance Taylor  <iant@google.com>
11629
11630         PR tree-optimization/26854
11631         * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
11632         (decl_jump_unsafe): Move higher in file, with no other change.
11633         (bind): Set has_jump_unsafe_decl if appropriate.
11634         (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
11635         (check_earlier_gotos): Likewise.
11636         (c_check_switch_jump_warnings): Likewise.
11637
11638 2011-01-25  Jonathan Wakely  <jwakely.gcc@gmail.com>
11639
11640         * doc/invoke.texi (Warning Options): Add missing hyphen.
11641         (-fprofile-dir): Minor grammatical fixes.
11642         (-fbranch-probabilities): Likewise.
11643
11644 2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
11645
11646         PR debug/45136
11647         PR debug/45130
11648         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
11649         debug insns.
11650         (no_real_insns_p, schedule_block, set_priorities): Drop special
11651         treatment of boundary debug insns.
11652         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
11653         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
11654         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
11655         (BOUNDARY_DEBUG_INSN_P): Likewise.
11656         (SCHEDULE_DEBUG_INSN_P): Likewise.
11657         * sched-rgn.c (init_ready_list): Drop special treatment of
11658         boundary debug insns.
11659         * final.c (rest_of_clean-state): Clear notes' BB.
11660
11661 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
11662
11663         * Makefile.in (LAMBDA_H): Removed.
11664         (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
11665         (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
11666         lambda-trans.o, and tree-loop-linear.o.
11667         (lto-symtab.o): Remove dependence on LAMBDA_H.
11668         (tree-loop-linear.o): Remove rule.
11669         (lambda-mat.o): Same.
11670         (lambda-trans.o): Same.
11671         (lambda-code.o): Same.
11672         (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
11673         (tree-vect-slp.o): Same.
11674         * hwint.h (gcd): Moved here.
11675         (least_common_multiple): Same.
11676         * lambda-code.c: Removed.
11677         * lambda-mat.c: Removed.
11678         * lambda-trans.c: Removed.
11679         * lambda.h: Removed.
11680         * tree-loop-linear.c: Removed.
11681         * lto-symtab.c: Do not include lambda.h.
11682         * omega.c (gcd): Removed.
11683         * passes.c (init_optimization_passes): Remove pass_linear_transform.
11684         * tree-data-ref.c (print_lambda_vector): Moved here.
11685         (lambda_vector_copy): Same.
11686         (lambda_matrix_copy): Same.
11687         (lambda_matrix_id): Same.
11688         (lambda_vector_first_nz): Same.
11689         (lambda_matrix_row_add): Same.
11690         (lambda_matrix_row_exchange): Same.
11691         (lambda_vector_mult_const): Same.
11692         (lambda_vector_negate): Same.
11693         (lambda_matrix_row_negate): Same.
11694         (lambda_vector_equal): Same.
11695         (lambda_matrix_right_hermite): Same.
11696         * tree-data-ref.h: Do not include lambda.h.
11697         (lambda_vector): Moved here.
11698         (lambda_matrix): Same.
11699         (dependence_level): Same.
11700         (lambda_transform_legal_p): Removed declaration.
11701         (lambda_collect_parameters): Same.
11702         (lambda_compute_access_matrices): Same.
11703         (lambda_vector_gcd): Same.
11704         (lambda_vector_new): Same.
11705         (lambda_vector_clear): Same.
11706         (lambda_vector_lexico_pos): Same.
11707         (lambda_vector_zerop): Same.
11708         (lambda_matrix_new): Same.
11709         * tree-flow.h (least_common_multiple): Removed declaration.
11710         * tree-parloops.c (lambda_trans_matrix): Moved here.
11711         (LTM_MATRIX): Same.
11712         (LTM_ROWSIZE): Same.
11713         (LTM_COLSIZE): Same.
11714         (LTM_DENOMINATOR): Same.
11715         (lambda_trans_matrix_new): Same.
11716         (lambda_matrix_vector_mult): Same.
11717         (lambda_transform_legal_p): Same.
11718         * tree-pass.h (pass_linear_transform): Removed declaration.
11719         * tree-ssa-loop.c (tree_linear_transform): Removed.
11720         (gate_tree_linear_transform): Removed.
11721         (pass_linear_transform): Removed.
11722         (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
11723         flag_loop_interchange.
11724
11725 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
11726
11727         PR tree-optimization/47265
11728         PR tree-optimization/47443
11729         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
11730         if name still has some uses.
11731
11732 2011-01-25  Martin Jambor  <mjambor@suse.cz>
11733
11734         PR tree-optimization/47382
11735         * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
11736         (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
11737
11738 2011-01-25  Joel Sherrill  <joel.sherrill@oarcorp.com>
11739
11740         * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
11741         sjlj_except_unwind_info.
11742
11743 2011-01-25  Richard Guenther  <rguenther@suse.de>
11744
11745         PR tree-optimization/47426
11746         * tree-ssa-structalias.c (ipa_pta_execute): Make externally
11747         visible functions results escape.
11748
11749 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
11750
11751         PR target/45701
11752         * config/arm/arm.c (any_sibcall_uses_r3): New function.
11753         (arm_get_frame_offsets): Use it.
11754
11755 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
11756             Jakub Jelinek  <jakub@redhat.com>
11757
11758         PR tree-optimization/47271
11759         * tree-if-conv.c (bb_postdominates_preds): New.
11760         (if_convertible_bb_p): Call bb_postdominates_preds.
11761         (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
11762         (predicate_scalar_phi): Call bb_postdominates_preds.
11763
11764 2011-01-25  Nick Clifton  <nickc@redhat.com>
11765
11766         * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
11767         * config/rx/rx.c (rx_function_value): Likewise.
11768         (rx_promote_function_mode): Likewise.
11769         (gen_safe_add): Place an outsized immediate value inside an UNSPEC
11770         in order to make it legitimate.
11771         * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
11772         make sure that the first operand is the same as the result register.
11773         (addsi3_unspec): Delete.
11774         (subdi3): Do not accept immediate operands.
11775         (subdi3_internal): Likewise.
11776
11777 2011-01-25  Jeff Law  <law@redhat.com>
11778
11779         PR rtl-optimization/37273
11780         * ira-costs.c (scan_one_insn): Detect constants living in memory and
11781         handle them like argument loads from stack slots.  Do not double
11782         count memory for memory constants and argument loads from stack slots.
11783
11784 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
11785
11786         PR tree-optimization/47427
11787         PR tree-optimization/47428
11788         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
11789         coalesce if the new root var would be TREE_READONLY.
11790
11791 2011-01-25  Richard Guenther  <rguenther@suse.de>
11792
11793         PR middle-end/47414
11794         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
11795         correct type for TBAA.
11796
11797 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
11798
11799         * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
11800         (close_phi_written_to_memory): Call for_each_index with
11801         dr_indices_valid_in_loop.
11802
11803 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
11804
11805         * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
11806         when it is initialized.
11807
11808 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
11809
11810         * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
11811         call to graphite_find_data_references_in_stmt.
11812         * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
11813         (try_generate_gimple_bb): Call outermost_loop_in_sese_1.  Update
11814         call to graphite_find_data_references_in_stmt.
11815         (analyze_drs_in_stmts): Same.
11816         * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
11817         in which the scalar analysis of indices is performed.
11818         (create_data_ref): Same.  Update call to dr_analyze_indices.
11819         (find_data_references_in_stmt): Update call to create_data_ref.
11820         (graphite_find_data_references_in_stmt): Same.
11821         * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
11822         declaration.
11823         (create_data_ref): Same.
11824         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
11825         call to create_data_ref.
11826
11827 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
11828
11829         * graphite-sese-to-poly.c (build_poly_scop): Move
11830         rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
11831
11832 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
11833
11834         * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
11835         VAR_DECL, PARM_DECL, and RESULT_DECL.
11836
11837 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
11838
11839         * graphite-dependences.c (reduction_dr_1): Allow several reductions
11840         in a reduction PBB.
11841         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
11842         that have already been marked as PBB_IS_REDUCTION.
11843
11844 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
11845
11846         * graphite-scop-detection.c (same_close_phi_node): New.
11847         (remove_duplicate_close_phi): New.
11848         (make_close_phi_nodes_unique): New.
11849         (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
11850
11851 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
11852
11853         * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
11854         * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
11855         of both data references to be the same.
11856
11857 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
11858
11859         * graphite-dependences.c (build_lexicographical_constraint): Remove
11860         the gdim parameter.
11861         (build_lexicographical_constraint): Adjust call to
11862         ppl_powerset_is_empty.
11863         (dependence_polyhedron): Same.
11864         (graphite_legal_transform_dr): Same.
11865         (graphite_carried_dependence_level_k): Same.
11866         * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
11867         parameter.
11868         * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
11869
11870 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
11871
11872         * graphite-sese-to-poly.c
11873         (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
11874         (close_phi_written_to_memory): New.
11875         (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
11876         and unshare_expr.
11877
11878 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
11879
11880         * doc/install.texi: Update the expected version number of PPL to 0.11.
11881         * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
11882         #if PPL_VERSION_MINOR < 11.
11883
11884 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
11885
11886         * graphite-dependences.c: Include graphite-cloog-util.h.
11887         (new_poly_ddr): Inlined into dependence_polyhedron.
11888         (free_poly_ddr): Moved close by new_poly_ddr.
11889         (dependence_polyhedron_1): Renamed dependence_polyhedron.
11890         Early return NULL when ppl_powerset_is_empty returns true.
11891         (dependence_polyhedron): Renamed new_poly_ddr.  Call only once
11892         poly_drs_may_alias_p.  Avoid one call to ppl_powerset_is_empty.
11893         (graphite_legal_transform_dr): Call new_poly_ddr.
11894         (graphite_carried_dependence_level_k): Same.
11895         (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2.  Use new_poly_ddr.
11896         (dot_transformed_deps_stmt_1): Removed.
11897         (dot_deps_stmt_1): Call dot_deps_stmt_2.
11898         (dot_original_deps): Renamed dot_deps_2.  Call new_poly_ddr.
11899         (dot_deps_1): Call dot_deps_2.
11900         * Makefile.in (graphite-dependences.o): Add missing dependence on
11901         graphite-cloog-util.h.
11902
11903 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
11904
11905         * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
11906         (build_lexicographical_constraint): Same.
11907         (dependence_polyhedron_1): Same.
11908         (graphite_legal_transform_dr): Same.
11909         (graphite_carried_dependence_level_k): Same.
11910         * graphite-ppl.c (ppl_powerset_is_empty): New.
11911         * graphite-ppl.h (ppl_powerset_is_empty): Declared.
11912         * tree-data-ref.c (dump_data_reference): Print the basic block index.
11913
11914 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
11915
11916         * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
11917         the "a followed by b" relation and document it.
11918
11919 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
11920
11921         * graphite-dependences.c (build_lexicographical_constraint): Stop the
11922         iteration when the bag of constraints is empty.
11923
11924 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
11925
11926         * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
11927
11928 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
11929
11930         * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
11931         nest and two loop depths as parameters.
11932         (lst_try_interchange_loops): Call lst_interchange_profitable_p after
11933         lst_perfect_nestify.
11934
11935 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
11936
11937         * graphite-dependences.c (print_pddr): Call
11938         ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
11939
11940 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
11941
11942         * graphite-ppl.c (debug_gmp_value): New.
11943         * graphite-ppl.h (debug_gmp_value): Declared.
11944
11945 2011-01-25  Tobias Grosser  <grosser@fim.uni-passau.de>
11946
11947         * doc/install.texi: Document availability of cloog-0.16.
11948
11949 2011-01-25  Vladimir Kargov  <kargov@gmail.com>
11950
11951         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
11952         invalid postdominance info.
11953
11954 2011-01-24  Jan Hubicka  <jh@suse.cz>
11955
11956         PR c/21659
11957         * doc/extend.texi (weak pragma): Drop claim that it must
11958         appear before definition.
11959         * varasm.c (merge_weak, declare_weak): Only sanity check
11960         that DECL is not output at a time it is declared weak.
11961
11962 2011-01-24  Kenneth Zadeck  <zadeck@naturalbridge.com>
11963
11964         * machmode.def: Fixed comments.
11965
11966 2011-01-24  Kai Tietz  <kai.tietz@onevision.com>
11967
11968         * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
11969
11970 2011-01-24  Paul Koning  <ni1d@arrl.net>
11971
11972         * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
11973         WORDS_BIG_ENDIAN.
11974
11975 2011-01-24  H.J. Lu  <hongjiu.lu@intel.com>
11976
11977         PR target/46519
11978         * config/i386/i386.c: Include sbitmap.h and fibheap.h.
11979         (block_info): Add scanned and prev.
11980         (move_or_delete_vzeroupper_2): Return if the basic block
11981         has been scanned and the upper 128bit state is unchanged
11982         from the last scan.
11983         (move_or_delete_vzeroupper_1): Return true if the exit
11984         state is changed.
11985         (move_or_delete_vzeroupper): Visit basic blocks using the
11986         work-list based algorithm based on vt_find_locations in
11987         var-tracking.c.
11988
11989         * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
11990
11991 2011-01-24  Nick Clifton  <nickc@redhat.com>
11992
11993         * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
11994         * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
11995         -mv850e1 to the assembler.  If -mv850e1 or -mv850es is specified
11996         then define __v850e1__.
11997         * doc/invoke.texi: Document -mv850es.
11998
11999 2011-01-24  Richard Henderson  <rth@redhat.com>
12000
12001         * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
12002         compound unordered comparisons.
12003         * config/rx/rx.c (rx_split_fp_compare): Remove.
12004         * config/rx/rx-protos.h: Update.
12005         * config/rx/rx.md (gcc_conds, rx_conds): Remove.
12006         (cbranchsf4): Don't call rx_split_fp_compare.
12007         (*cbranchsf4): Use rx_split_cbranch.
12008         (*cmpsf): Don't accept "i" constraint.
12009         (*conditional_branch): Only valid after reload.
12010         (cstoresf4): Merge expander with insn.  Don't call rx_split_fp_compare.
12011
12012 2011-01-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
12013
12014         PR target/47385
12015         * config/rs6000/altivec.md (vector constant splitters): Add
12016         support for creating vector single precision constants if -mvsx is
12017         used and we would create the constant using Altivec primitives.
12018
12019 2011-01-23  Bernd Schmidt  <bernds@codesourcery.com>
12020             Richard Sandiford  <rdsandiford@googlemail.com>
12021
12022         PR rtl-optimization/47166
12023         * reload1.c (emit_reload_insns): Disable the spill_reg_store
12024         mechanism for PRE_MODIFY and POST_MODIFY.
12025         (inc_for_reload): For PRE_MODIFY, return the insn that sets the
12026         reloadreg.
12027
12028 2011-01-23  Andreas Schwab  <schwab@linux-m68k.org>
12029
12030         * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
12031
12032 2011-01-22  Jan Hubicka  <jh@suse.cz>
12033
12034         PR lto/47333
12035         * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
12036
12037 2011-01-22  Jan Hubicka  <jh@suse.cz>
12038
12039         PR tree-optimization/43884
12040         PR lto/44334
12041         * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
12042         * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
12043
12044 2011-01-22  Anatoly Sokolov  <aesok@post.ru>
12045
12046         * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
12047         * config/s390/s390.c (s390_register_move_cost,
12048         s390_memory_move_cost): New.
12049         (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
12050
12051 2011-01-22  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
12052
12053         PR middle-end/47401
12054         * except.c (sjlj_assign_call_site_values): Move setting the
12055         crtl->uses_eh_lsda flag to ...
12056         (sjlj_mark_call_sites): ... here.
12057         (sjlj_emit_function_enter): Support NULL dispatch label.
12058         (sjlj_build_landing_pads): In a function with no landing pads
12059         that still has must-not-throw regions, generate code to register
12060         a personality function with empty LSDA.
12061
12062 2011-01-21  Richard Henderson  <rth@redhat.com>
12063
12064         * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
12065
12066         * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
12067
12068         * compare-elim.c: New file.
12069         * Makefile.in (OBJS-common): Add it.
12070         (compare-elim.o): New.
12071         * common.opt (fcompare-elim): New.
12072         * opts.c (default_options_table): Add OPT_fcompare_elim.
12073         * tree-pass.h (pass_compare_elim_after_reload): New.
12074         * passes.c (init_optimization_passes): Add it.
12075         * recog.h: Protect against re-inclusion.
12076         * target.def (TARGET_FLAGS_REGNUM): New POD hook.
12077         * doc/invoke.texi (-fcompare-elim): Document it.
12078         * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
12079         * doc/tm.texi: Rebuild.
12080
12081 2011-01-22  Nick Clifton  <nickc@redhat.com>
12082
12083         * config/rx/rx.md (cstoresf4): Pass comparison operator to
12084         rx_split_fp_compare.
12085
12086 2011-01-22  Nick Clifton  <nickc@redhat.com>
12087
12088         * config/rx/rx.md (UNSPEC_CONST): New.
12089         (deallocate_and_return): Wrap the amount popped off the stack in
12090         an UNSPEC_CONST in order to stop it being rejected by
12091         -mmax-constant-size.
12092         (pop_and_return): Add a "(return)" rtx.
12093         (call): Drop the immediate operand.
12094         (call_internal): Likewise.
12095         (call_value): Likewise.
12096         (call_value_internal): Likewise.
12097         (sibcall_internal): Likewise.
12098         (sibcall_value_internal): Likewise.
12099         (sibcall): Likewise.  Generate an explicit call using
12100         sibcall_internal.
12101         (sibcall_value): Likewise.
12102         (mov<>): FAIL if a constant operand is not legitimate.
12103         (addsi3_unpsec): New pattern.
12104
12105         * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
12106         (ok_for_max_constant): New function.
12107         (gen_safe_add): New function.
12108         (rx_expand_prologue): Use gen_safe_add.
12109         (rx_expand_epilogue): Likewise.
12110         (rx_is_legitimate_constant): Use ok_for_max_constant.  Handle
12111         UNSPEC CONSTs.
12112
12113 2011-01-21  Jeff Law  <law@redhat.com>
12114
12115         PR tree-optimization/47053
12116         * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
12117         (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
12118         statements are deleted.
12119         (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP.  If NEED_EH_CLEANUP
12120         is nonempty, then purge dead edges and cleanup the CFG.
12121
12122 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
12123
12124         PR debug/47402
12125         Temporarily revert:
12126         2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
12127         PR debug/47106
12128         * tree-dfa.c (create_var_ann): Mark variable as used.
12129
12130 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
12131
12132         PR middle-end/45566
12133         * except.c (convert_to_eh_region_ranges): Emit queued no-region
12134         notes from other section in hot/cold partitioning even if
12135         last_action is -3.  Increment call_site_base.
12136
12137         PR rtl-optimization/47366
12138         * fwprop.c (forward_propagate_into): Return bool.  If
12139         any changes are made, -fnon-call-exceptions is used and
12140         REG_EH_REGION note is present, call purge_dead_edges
12141         and return true if it purged anything.
12142         (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
12143         any EH edges were purged.
12144
12145 2011-01-21  Jeff Law  <law@redhat.com>
12146
12147         PR rtl-optimization/41619
12148         * caller-save.c (setup_save_areas): Break out code to determine
12149         which hard regs are live across calls by examining the reload chains
12150         so that it is always used.
12151         Eliminate code which checked REG_N_CALLS_CROSSED.
12152
12153 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
12154
12155         PR tree-optimization/47355
12156         * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
12157         NOP has non-debug uses beyond PHIs in new_bb.
12158
12159 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
12160
12161         PR debug/47106
12162         * cfgexpand.c (account_used_vars_for_block): Only account vars
12163         that are annotated as used.
12164         (estimated_stack_frame_size): Don't set TREE_USED.
12165         * tree-dfa.c (create_var_ann): Mark variable as used.
12166
12167 2011-01-21  Richard Guenther  <rguenther@suse.de>
12168
12169         PR middle-end/47395
12170         * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
12171
12172 2011-01-21  Richard Guenther  <rguenther@suse.de>
12173
12174         PR tree-optimization/47365
12175         * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
12176         (vn_reference_lookup_pieces): Adjust.
12177         (vn_reference_lookup): Likewise.
12178         * tree-ssa-sccvn.c (vn_walk_kind): New static global.
12179         (vn_reference_lookup_3): Only look through kills if in
12180         VN_WALKREWRITE mode.
12181         (vn_reference_lookup_pieces): Adjust.
12182         (vn_reference_lookup): Likewise.
12183         (visit_reference_op_load): Likewise.
12184         (visit_reference_op_store): Likewise.
12185         * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
12186         (compute_avail): Likewise.
12187         (eliminate): Likewise.
12188
12189 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
12190
12191         * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
12192         DECL_IGNORED_P non-reg vars if they are used.
12193
12194         PR tree-optimization/47391
12195         * varpool.c (const_value_known_p): Return false if
12196         decl is volatile.
12197
12198 2011-01-21  Kai Tietz  <kai.tietz@onevision.com>
12199
12200         PR bootstrap/47215
12201         * config/i386/i386.c (ix86_local_alignment): Handle
12202         case for va_list_type_node is nil.
12203         (ix86_canonical_va_list_type): Likewise.
12204
12205 2011-01-21  Alan Modra  <amodra@gmail.com>
12206
12207         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
12208         builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
12209
12210 2011-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
12211
12212         * config/arm/arm.md (define_attr type): Rename f_load
12213         and f_store to f_fpa_load and f_fpa_store. Update.
12214         (write_conflict): Deal with rename fallout.
12215         (*push_fp_multi): Likewise.
12216         * config/arm/fpa.md (f_load): Use f_fpa_load.
12217         (f_store): Use f_fpa_store.
12218         (*movsf_fpa): Likewise.
12219         (*movdf_fpa): Likewise.
12220         (*movxf_fpa): Likewise.
12221         (*thumb2_movsf_fpa): Likewise.
12222         (*thumb2_movdf_fpa): Likewise.
12223         (*thumb2_movxf_fpa): Likewise.
12224         * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
12225         f_loadd and f_stored.
12226         (*thumb2_movdi_vfp): Likewise.
12227         (*thumb2_movsf_vfp): Fix attribute to f_loads.
12228         (*thumb2_movsi_vfp): Likewise.
12229         * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
12230         Use f_loads instead of f_load.
12231         * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
12232
12233 2011-01-20  Anatoly Sokolov  <aesok@post.ru>
12234
12235         * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
12236         * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
12237         * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
12238         (xtensa_mode_dependent_address_p): New function.
12239         (constantpool_address_p): Make static. Change return type to bool.
12240         Change argument type to const_rtx. Use CONST_INT_P predicate.
12241
12242 2011-01-20  Alexandre Oliva  <aoliva@redhat.com>
12243
12244         PR debug/46583
12245         * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
12246
12247 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
12248
12249         PR debug/47283
12250         * cfgexpand.c (expand_debug_expr): Instead of generating
12251         (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
12252         etc. handling.
12253
12254 2011-01-20  Richard Guenther  <rguenther@suse.de>
12255
12256         PR middle-end/47370
12257         * tree-inline.c (remap_gimple_op_r): Recurse manually for
12258         the pointer operand of MEM_REFs.
12259
12260 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
12261
12262         PR tree-optimization/46130
12263         * ipa-split.c (consider_split): If return_bb contains non-virtual
12264         PHIs other than for retval or if split_function would not adjust it,
12265         refuse to split.
12266
12267 2011-01-20  Richard Guenther  <rguenther@suse.de>
12268
12269         PR tree-optimization/47167
12270         * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
12271         Revert previous change, only avoid enumeral type changes.
12272
12273 2011-01-19  Mike Stump  <mikestump@comcast.net>
12274
12275         * doc/tm.texi.in (BRANCH_COST): Englishify.
12276         * doc/tm.texi (BRANCH_COST): Likewise.
12277
12278 2011-01-19  Dodji Seketeli  <dodji@redhat.com>
12279
12280         PR c++/47291
12281         * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
12282         (gen_scheduled_generic_parms_dies): New functions.
12283         (gen_struct_or_union_type_die): Schedule template parameters DIEs
12284         generation for the end of CU compilation.
12285         (dwarf2out_finish): Generate template parameters DIEs here.
12286
12287 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
12288
12289         PR debug/46240
12290         * tree-into-ssa.c (maybe_register_def): Do not attempt to add
12291         debug bind stmt on merge edges.
12292
12293 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
12294
12295         PR debug/47079
12296         PR debug/46724
12297         * function.c (instantiate_expr): Instantiate incoming rtl of
12298         implicit arguments, and recurse on VALUE_EXPRs.
12299         (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
12300         * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
12301
12302 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
12303
12304         * c-parser.c (c_parser_for_statement): Initialize
12305         collection_expression.
12306
12307 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
12308
12309         * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
12310
12311 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
12312
12313         * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
12314         (LINK_SHLIB_SPEC): Don't use %(link_path).
12315         (SUBTARGET_EXTRA_SPECS): Remove link_path.
12316
12317 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
12318
12319         * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
12320         (NO_SHARED_LIB_SUPPORT): Remove.
12321         (LINK_SHLIB_SPEC): Remove one conditional definition.
12322
12323 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
12324
12325         * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
12326         %{call_shared}.
12327         * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
12328         * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
12329         * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
12330         %{call_shared} and conditionals on these options not being passed.
12331         * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
12332         %{call_shared}.
12333
12334 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
12335
12336         * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
12337         simplify.
12338
12339         * ipa-split.c: Spelling fixes.
12340
12341 2011-01-19  Richard Henderson  <rth@redhat.com>
12342
12343         * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
12344         (*mulsi3): Likewise.
12345
12346         * longlong.h [__mn10300__] (count_leading_zeros): New.
12347         [__mn10300__] (umul_ppmm, smul_ppmm): New.
12348         [__mn10300__] (add_ssaaaa, subddmmss): New.
12349         [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
12350         [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
12351
12352 2011-01-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
12353
12354         * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
12355
12356 2011-01-19  Richard Henderson  <rth@redhat.com>
12357
12358         * config/mn10300/mn10300.md (addsi3_flags): New.
12359         (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
12360         (subsi3_flags, subc_internal, subdi3): New.
12361         (subdi3_internal, *subdi3_degenerate): New.
12362         * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
12363
12364         * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
12365         (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
12366         (mn10300_expand_epilogue): Use it.  Compute REG_SAVE_BYTES once.
12367         * config/mn10300/mn10300-protos.h: Update.
12368         * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
12369         (return_ret): Likewise.  Rename from return_internal_regs.
12370         (return_internal): Remove.
12371
12372         * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
12373         (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
12374         (mn10300_legitimate_constant_p): Likewise.
12375         (mn10300_can_use_return_insn): Use mn10300_initial_offset.
12376         (mn10300_frame_size): New.
12377         (mn10300_expand_prologue): Use it.
12378         (mn10300_expand_epilogue): Likewise.
12379         (mn10300_initial_offset): Likewise.
12380         * config/mn10300/mn10300-protos.h: Update.
12381         * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
12382         * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
12383         (prologue, epilogue, return_internal): Tidy output code.
12384         (mn10300_store_multiple_operation, return): Likewise.
12385         (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
12386         (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
12387         (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
12388         (load_pic, am33_load_pic): New.
12389         (mn10300_load_pic0, mn10300_load_pic1): New.
12390
12391         * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
12392         * config/mn10300/mn10300.c (CC_FLAG_Z): New.
12393         (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
12394         (cc_flags_for_mode, cc_flags_for_code): New.
12395         (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
12396         overflow flag is not valid.  Validate that the flags we need
12397         for the comparison are valid.
12398         (mn10300_output_cmp): Remove.
12399         (mn10300_output_add): New.
12400         (mn10300_select_cc_mode): Use cc_flags_for_code.
12401         (mn10300_split_cbranch): New.
12402         (mn10300_match_ccmode): New.
12403         (mn10300_split_and_operand_count): New.
12404         * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
12405         to the function.
12406         * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
12407         (addsi3): ... here.  Use mn10300_output_add.
12408         (*addsi3_flags): New.
12409         (*am33_subsi3, *mn10300_subsi3): Merge...
12410         (subsi3): ... here.  Use attribute isa.
12411         (*subsi3_flags): New.
12412         (negsi2): Rewrite from expander to insn_and_split.  Use NOT+INC
12413         when possible.
12414         (*am33_andsi3, *mn10300_andsi3): Merge...
12415         (andsi3): ... here.
12416         (*andsi3_flags): New.
12417         (andsi3 splitters): New.
12418         (*am33_iorsi3, *mn10300_iorsi3): Merge...
12419         (iorsi3): ... here.
12420         (*iorsi3_flags): New.
12421         (*am33_xorsi3, *mn10300_xorsi3): Merge...
12422         (xorsi3): ... here.
12423         (*xorsi3_flags): New.
12424         (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
12425         (one_cmplsi2): ... here.
12426         (*one_cmplsi2_flags): New.
12427         (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload.  Use "r"
12428         instead of "dax" in constraints.  Use mn10300_split_cbranch.
12429         (*cmpsi): Rename from cmpsi.  Do not use mn10300_output_cmp.  Do not
12430         use matching constraints to eliminate a self-comparison.
12431         (*integer_conditional_branch): Rename from integer_conditional_branch.
12432         Use int_mode_flags to match CC_REG.
12433         (*cbranchsi4_btst, *btstsi): New.
12434         (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload.  Use
12435         mn10300_split_cbranch.
12436         (*am33_cmpsf): Rename from am33_cmpsf.
12437         (*float_conditional_branch): Rename from float_conditional_branch.
12438         (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
12439         (zero_extendqisi2): ... here.
12440         (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
12441         (zero_extendhisi2): ... here.
12442         (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
12443         (extendqisi2): ... here.
12444         (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
12445         (extendhisi2): ... here.
12446         (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
12447         (ashlsi3): ... here.
12448         (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
12449         (lshrsi3): ... here.
12450         (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
12451         (ashrsi3): ... here.
12452         (consecutive add peephole): Remove.
12453         * config/mn10300/predicates.md (label_ref_operand): New.
12454         (int_mode_flags): New.
12455         (CCZN_comparison_operator): New.
12456
12457         * config/mn10300/mn10300.md (UNSPEC_EXT): New.
12458         (throughput_42_latency_43): New reservation.
12459         (mulsidi3, umulsidi3): New expanders.
12460         (mulsidi3_internal): Rewrite from old mulsidi3 pattern.  Expose
12461         the MDR register to allocation; separately allocate the low and
12462         high parts of the DImode result.
12463         (umulsidi3_internal): Similarly.
12464         (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
12465         (*mulsi3): ... here.  Clobber MDR as a scratch as necessary.
12466         (udivsi3, umodsi3): Remove.
12467         (udivmodsi4, divmodsi4): New expanders.
12468         (*udivmodsi4): Rename from udivmodsi4.  Expose MDR properly.
12469         (*divmodsi4): Simiarly.
12470         (ext_internal): New.
12471
12472         * config/mn10300/constraints.md ("z"): New constraint.
12473         * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
12474         (FIXED_REGISTERS): Don't fix MDR.
12475         (CALL_USED_REGSITERS): Reformat nicely.
12476         (REG_ALLOC_ORDER): Add MDR.
12477         (enum regclass): Add MDR_REGS.
12478         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
12479         (IRA_COVER_CLASSES): Add MDR_REGS.
12480         (REGNO_REG_CLASS): Handle MDR_REG.
12481         * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
12482         (mn10300_register_move_cost): Likewise.
12483         * config/mn10300/mn10300.md (MDR_REG): New.
12484         (*movsi_internal): Handle moves to/from MDR_REGS.
12485
12486         * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
12487         POST_MODIFY.
12488         (mn10300_secondary_reload): Tidy combination reload classes.
12489         (mn10300_legitimate_address_p): Allow post-modify and reg+reg
12490         addresses for AM33.  Allow symbolic offsets for reg+imm.
12491         (mn10300_regno_in_class_p): New.
12492         (mn10300_legitimize_reload_address): New.
12493         * config/mn10300/mn10300.h (enum reg_class): Remove
12494         DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
12495         SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS.  Add
12496         SP_OR_GENERAL_REGS.
12497         (REG_CLASS_NAMES): Update to match.
12498         (REG_CLASS_CONTENTS): Likewise.
12499         (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
12500         (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
12501         (REGNO_IN_RANGE_P): Remove.
12502         (REGNO_DATA_P): Use mn10300_regno_in_class_p.
12503         (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
12504         (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
12505         (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
12506         (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
12507         (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
12508         (REGNO_GENERAL_P): New.
12509         (HAVE_POST_MODIFY_DISP): New.
12510         (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
12511         (LEGITIMIZE_RELOAD_ADDRESS): New.
12512         * config/mn10300/mn10300-protos.h: Update.
12513
12514         * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
12515         DATA_REGS for AM33 stack-pointer destination.
12516         (mn10300_preferred_output_reload_class): Likewise.
12517         (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
12518         into a form appropriate for ...
12519         (TARGET_SECONDARY_RELOAD): New.
12520         * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
12521         * config/mn10300/mn10300-protos.h: Update.
12522         * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
12523         reload_insi; use the "A" constraint for the scratch; handle AM33
12524         moves of sp to non-address registers.
12525
12526         * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
12527         (*movqi_internal): ... here.
12528         (*am33_movhi, *mn10300_movhi): Merge into...
12529         (*movhi_internal): ... here.
12530         (*movsi_internal): Use "r" instead of "dax" in constraints.  Use "A"
12531         as the source/destination of moves from/to SP.
12532         (movsf): Only allow for AM33-2.
12533         (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
12534         any integer constant constraint.  Only allow for AM33-2.  Tidy
12535         all of the alternative outputs.
12536         (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
12537         (udivmodsi4): Delete expander and promote *udivmodsi4.  Disallow
12538         for MN103.
12539         (udivsi3, umodsi3): New patterns for MN103 only.
12540
12541 2011-01-19  Joern Rennecke  <amylaar@spamcop.net>
12542
12543         * doc/tm.texi.in: Spell out that a lack of register class unions
12544         can lead to ICEs.
12545         * doc/tm.texi: Regenerate.
12546
12547 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
12548
12549         PR rtl-optimization/47337
12550         * dce.c (check_argument_store): New function.
12551         (find_call_stack_args): Ignore debug insns.  Use check_argument_store.
12552
12553         PR tree-optimization/47290
12554         * tree-eh.c (infinite_empty_loop_p): New function.
12555         (cleanup_empty_eh): Use it.
12556
12557 2011-01-18  Steve Ellcey  <sje@cup.hp.com>
12558
12559         PR target/46997
12560         * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
12561         (a64_expand_widen_sum): Ditto.
12562         * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
12563         (vec_extract_evenodd_help): Ditto.
12564         (vec_extract_evenv4hi): Ditto.
12565         (vec_extract_oddv4hi): Ditto.
12566         (vec_extract_evenv2si): Ditto.
12567         (vec_extract_oddv2si): Ditto.
12568         (vec_extract_evenv2sf): Ditto.
12569         (vec_extract_oddv2sf): Ditto.
12570         (vec_pack_trunc_v4hi: Ditto.
12571         (vec_pack_trunc_v2si): Ditto.
12572         (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
12573         (vec_interleave_highv8qi): Ditto.
12574         (mix1_r): Ditto.
12575         (vec_extract_oddv8qi): Ditto.
12576         (vec_interleave_lowv4hi): Ditto.
12577         (vec_interleave_highv4hi): Ditto.
12578         (vec_interleave_lowv2si): Ditto.
12579         (vec_interleave_highv2si): Ditto.
12580
12581 2011-01-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
12582
12583         * doc/extend.texi: Mention __float128 support on hppa HP-UX.
12584         * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
12585         * config/pa/pa.c (pa_expand_builtin): New.  Include "langhooks.h".
12586         (pa_c_mode_for_suffix): New.
12587         (TARGET_EXPAND_BUILTIN): Define.
12588         (TARGET_C_MODE_FOR_SUFFIX): Define.
12589         (pa_builtins): Define.
12590         (pa_init_builtins): Register __float128 type and init new support
12591         builtins.
12592         * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
12593         * config/pa/quadlib.c (_U_Qfcopysign): New.
12594
12595 2011-01-18  Eric Botcazou  <ebotcazou@adacore.com>
12596
12597         PR middle-end/46894
12598         * explow.c (allocate_dynamic_stack_space): Do not assume more than
12599         BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
12600         are defined.
12601
12602 2011-01-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
12603
12604         PR tree-optimization/47179
12605         * config/spu/spu.c (spu_ref_may_alias_errno): New function.
12606         (TARGET_REF_MAY_ALIAS_ERRNO): Define.
12607
12608 2011-01-18  Richard Guenther  <rguenther@suse.de>
12609
12610         PR rtl-optimization/47216
12611         * emit-rtl.c: Include tree-flow.h.
12612         (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
12613         of replicating it with different semantics.
12614         * Makefile.in (emit-rtl.o): Adjust.
12615
12616 2011-01-18  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
12617
12618         * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
12619         (cortex_a9_dp): Handle neon types correctly.
12620
12621 2011-01-18  Jakub Jelinek  <jakub@redhat.com>
12622
12623         PR rtl-optimization/47299
12624         * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
12625         subtarget.  Use normal multiplication if both operands are constants.
12626         * expmed.c (expand_widening_mult): Don't try to optimize constant
12627         multiplication if op0 has VOIDmode.  Convert op1 constant to mode
12628         before using it.
12629
12630 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
12631
12632         * doc/lto.texi (LTO): Ensure two spaces after period.  Fix
12633         spacing after 'e.g.', typos, comma, hyphenation.
12634
12635 2011-01-17  Richard Henderson  <rth@redhat.com>
12636
12637         * config/rx/predicates.md (rx_constshift_operand): Use match_test.
12638         (rx_restricted_mem_operand): New.
12639         (rx_shift_operand): Use register_operand.
12640         (rx_source_operand, rx_compare_operand): Likewise.
12641         * config/rx/rx.md (addsi3_flags): New expander.
12642         (adddi3): Rewrite as expander.
12643         (adc_internal, *adc_flags, adddi3_internal): New patterns.
12644         (subsi3_flags): New expander.
12645         (subdi3): Rewrite as expander.
12646         (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
12647
12648         * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
12649         (rx_init_builtins): Remove sat builtin.
12650         (rx_expand_builtin): Likewise.
12651         * config/rx/rx.md (ssaddsi3): New.
12652         (*sat): Rename from sat.  Represent the CC_REG input.
12653
12654         * config/rx/predicates.md (rshift_operator): New.
12655         * config/rx/rx.c (rx_expand_insv): Remove.
12656         * config/rx/rx-protos.h: Update.
12657         * config/rx/rx.md (*bitset): Rename from bitset.  Swap the ashift
12658         operand to the canonical position.
12659         (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
12660         (*bitclr, *bitclr_in_memory): Similarly.
12661         (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
12662         (insv): Retain the zero_extract in the expansion.
12663
12664         * config/rx/rx.md (bswapsi2): Use = not + for output reload.
12665         (bswaphi2, bitinvert, revw): Likewise.
12666
12667         * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
12668         (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
12669         * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
12670         (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
12671         (bitset, bitset_in_memory): Likewise.
12672         (bitinvert, bitinvert_in_memory): Likewise.
12673         (bitclr, bitclr_in_memory): Likewise.
12674         (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
12675         (rx_strend, rx_cmpstrn): Likewise.
12676         (rx_setmem): Likewise.  Make the source BLKmode to match the dest.
12677         (bitop peep2 patterns): Remove.
12678
12679         * config/rx/rx.c (rx_match_ccmode): New.
12680         * config/rx/rx-protos.h: Update.
12681         * config/rx/rx.md (abssi2): Clobber, don't set flags.
12682         (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
12683         (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
12684         (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
12685         (fix_truncsfsi2, floatsisf2): Likewise.
12686         (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
12687         (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
12688         (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
12689         (*subsi3_flags, *xorsi3_flags): New.
12690
12691         * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
12692
12693         * config/rx/rx.c (rx_print_operand): Remove workaround for
12694         unsplit comparison operations.
12695
12696         * config/rx/rx.md (movsicc): Split after reload.
12697         (*movsicc): Merge *movsieq and *movsine via match_operator.
12698         (*stcc): New pattern.
12699
12700         * config/rx/rx.c (rx_float_compare_mode): Remove.
12701         * config/rx/rx.h (rx_float_compare_mode): Remove.
12702         * config/rx/rx.md (cstoresi4): Split after reload.
12703         (*sccc): New pattern.
12704
12705         * config/rx/predicates.md (label_ref_operand): New.
12706         (rx_z_comparison_operator): New.
12707         (rx_zs_comparison_operator): New.
12708         (rx_fp_comparison_operator): New.
12709         * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
12710         Validate that the flags are set properly for the comparison.
12711         (rx_gen_cond_branch_template): Remove.
12712         (rx_cc_modes_compatible): Remove.
12713         (mode_from_flags): New.
12714         (flags_from_code): Rename from flags_needed_for_conditional.
12715         (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
12716         (rx_select_cc_mode): Likewise.
12717         (rx_split_fp_compare): New.
12718         (rx_split_cbranch): New.
12719         * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
12720         (*cbranchsi4): Use match_operator and rx_split_cbranch.
12721         (*cbranchsf4): Similarly.
12722         (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>.  Use
12723         match_operator and rx_split_cbranch.
12724         (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
12725         tstbranchsi4m_ne.  Use match_operator and rx_split_cbranch.
12726         (*cmpsi): Rename from cmpsi.
12727         (*tstsi): Rename from tstsi.
12728         (*cmpsf): Rename from cmpsf; use CC_Fmode.
12729         (*conditional_branch): Rename from conditional_branch.
12730         (*reveresed_conditional_branch): Remove.
12731         (b<code>): Remove expander.
12732         * config/rx/rx-protos.h: Update.
12733
12734         * config/rx/rx.c (rx_compare_redundant): Remove.
12735         * config/rx/rx.md (cmpsi): Don't use it.
12736         * config/rx/rx-protos.h: Update.
12737
12738         * config/rx/rx-modes.def (CC_F): New mode.
12739         * config/rx/rx.c (rx_select_cc_mode): New.
12740         * config/rx/rx.h (SELECT_CC_MODE): Use it.
12741         * config/rx/rx-protos.h: Update.
12742
12743 2011-01-17  Richard Henderson  <rth@redhat.com>
12744
12745         * except.c (dump_eh_tree): Fix stray ; after for statement.
12746
12747 2011-01-17  Richard Guenther  <rguenther@suse.de>
12748
12749         PR tree-optimization/47313
12750         * tree-inline.c (tree_function_versioning): Move DECL_RESULT
12751         handling before copying the body.  Properly deal with
12752         by-reference result in SSA form.
12753
12754 2011-01-17  Ian Lance Taylor  <iant@google.com>
12755
12756         PR target/47219
12757         * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
12758         (struct_value_alias_set): Don't define.
12759         (sparc_option_override): Don't set sparc_sr_alias_set and
12760         struct_value_alias_set.
12761         (save_or_restore_regs): Use gen_frame_mem rather than calling
12762         set_mem_alias_set.
12763         (sparc_struct_value_rtx): Likewise.
12764
12765 2011-01-17  H.J. Lu  <hongjiu.lu@intel.com>
12766
12767         PR target/47318
12768         * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to __m128i.
12769         (_mm_maskstore_pd): Likewise.
12770         (_mm_maskload_ps): Likewise.
12771         (_mm_maskstore_ps): Likewise.
12772         (_mm256_maskload_pd): Change mask to __m256i.
12773         (_mm256_maskstore_pd): Likewise.
12774         (_mm256_maskload_ps): Likewise.
12775         (_mm256_maskstore_ps): Likewise.
12776
12777         * config/i386/i386-builtin-types.def: Updated.
12778         (ix86_expand_special_args_builtin): Likewise.
12779
12780         * config/i386/i386.c (bdesc_special_args): Update
12781         __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
12782         __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
12783         __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
12784         __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
12785
12786         * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
12787         Use <avxpermvecmode> on mask register.
12788         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
12789
12790 2011-01-17  Olivier Hainque  <hainque@adacore.com>
12791             Michael Haubenwallner  <michael.haubenwallner@salomon.at>
12792             Eric Botcazou  <ebotcazou@adacore.com>
12793
12794         PR target/46655
12795         * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
12796         if <= USHRT_MAX in 32-bit mode.
12797
12798 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
12799
12800         * doc/install.texi (Configuration, Specific): Wrap long
12801         lines in examples.  Allow line wrapping in long options
12802         and URLs where beneficial for PDF output.
12803
12804 2011-01-16  Richard Sandiford  <rdsandiford@googlemail.com>
12805
12806         * config/mips/mips.c (mips_classify_symbol): Don't return
12807         SYMBOL_PC_RELATIVE for nonlocal labels.
12808
12809 2011-01-15  Eric Botcazou  <ebotcazou@adacore.com>
12810
12811         * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
12812
12813 2011-01-15  Jan Hubicka  <jh@suse.cz>
12814
12815         PR tree-optimization/47276
12816         * ipa.c (function_and_variable_visibility): Do not try to mark alias
12817         declarations as needed.
12818
12819 2011-01-15  Martin Jambor  <mjambor@suse.cz>
12820
12821         * common.opt (fdevirtualize): New flag.
12822         * doc/invoke.texi (Option Summary): Document it.
12823         * opts.c (default_options_table): Add devirtualize flag.
12824         * ipa-prop.c (detect_type_change): Return immediately if
12825         devirtualize flag is not set.
12826         (detect_type_change_ssa): Likewise.
12827         (compute_known_type_jump_func): Likewise.
12828         (ipa_analyze_virtual_call_uses): Likewise.
12829
12830 2011-01-14  Martin Jambor  <mjambor@suse.cz>
12831
12832         PR tree-optimization/45934
12833         PR tree-optimization/46302
12834         * ipa-prop.c (type_change_info): New type.
12835         (stmt_may_be_vtbl_ptr_store): New function.
12836         (check_stmt_for_type_change): Likewise.
12837         (detect_type_change): Likewise.
12838         (detect_type_change_ssa): Likewise.
12839         (compute_complex_assign_jump_func): Check for dynamic type change.
12840         (compute_complex_ancestor_jump_func): Likewise.
12841         (compute_known_type_jump_func): Likewise.
12842         (compute_scalar_jump_functions): Likewise.
12843         (ipa_analyze_virtual_call_uses): Likewise.
12844         (ipa_analyze_node): Push and pop cfun, set current_function_decl.
12845
12846 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
12847
12848         * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
12849         * config/i386/i386.opt (msse5): New Alias.
12850
12851 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
12852
12853         * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
12854         * config/sparc/linux64.h (CC1_SPEC): Likewise.
12855         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
12856         * config/sparc/sparc.h (CC1_SPEC): Likewise.
12857
12858 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
12859
12860         * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
12861         -mcpu options.
12862         * config/sparc/linux64.h (CC1_SPEC): Likewise.
12863         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
12864         * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
12865         * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
12866         Likewise.
12867         * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
12868
12869 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
12870
12871         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
12872
12873 2011-01-14  Mike Stump  <mikestump@comcast.net>
12874
12875         * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
12876         * config/fr30/fr30.md: Likweise
12877         (movsi_push): Likewise.
12878         (movsi_pop): Likewise.
12879         (enter_func): Likewise.
12880         * config/moxie/moxie.md (movsi_push): Likewise.
12881         (movsi_pop): Likewise.
12882
12883 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
12884
12885         * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
12886         %{no_archive} %{exact_version}.
12887         * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
12888         * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
12889         %{no_archive} %{exact_version}.
12890         * config/mips/openbsd.h (LINK_SPEC): Likewise.
12891         * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
12892         * config/mips/vxworks.h: Likewise.
12893
12894 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
12895
12896         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
12897
12898 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
12899
12900         * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
12901         ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
12902
12903 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
12904
12905         * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
12906         -nodefaultlib.
12907
12908 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
12909
12910         * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
12911         for mcpu not cpu.
12912         * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
12913         CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
12914         not cpu.
12915         (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
12916         Don't handle -shlib.
12917
12918 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
12919
12920         * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
12921         (CC1_SPEC): Don't handle -profile.
12922
12923 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
12924
12925         * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
12926         * config/mips/mips.h (CC1_SPEC): Likewise.
12927
12928 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
12929
12930         * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
12931         * config/mips/mips.h (CC1_SPEC): Likewise.
12932
12933 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
12934
12935         * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
12936         * config/m32r/linux.h (LINK_SPEC): Likewise.
12937         * config/mips/linux.h (LINK_SPEC): Likewise.
12938         * config/mips/linux64.h (LINK_SPEC): Likewise.
12939         * config/sparc/linux.h (LINK_SPEC): Likewise.
12940         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
12941         LINK_SPEC): Likewise.
12942         * config/xtensa/linux.h (LINK_SPEC): Likewise.
12943
12944 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
12945
12946         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
12947         %{version:-v}.
12948         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
12949
12950 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
12951
12952         * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
12953         * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
12954
12955 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
12956
12957         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
12958
12959 2011-01-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12960
12961         * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
12962         supports -Bstatic/-Bdynamic.
12963         * configure: Regenerate.
12964
12965 2011-01-14  Jan Hubicka  <jh@suse.cz>
12966             Jack Howarth  <howarth@bromo.med.uc.edu>
12967
12968         PR target/46037
12969         * config/darwin.c (darwin_override_options): Honor flag_gtoggle
12970         when checking debug_info_level. Test write_symbols instead of
12971         debug_hooks->var_location when setting flag_var_tracking_uninit.
12972
12973 2011-01-14  Richard Guenther  <rguenther@suse.de>
12974
12975         PR tree-optimization/47179
12976         * target.def (ref_may_alias_errno): New target hook.
12977         * targhooks.h (default_ref_may_alias_errno): Declare.
12978         * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
12979         (default_ref_may_alias_errno): New function.
12980         * target.h (struct ao_ref_s): Declare.
12981         * tree-ssa-alias.c: Include target.h.
12982         (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
12983         * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
12984         (targhooks.o): Likewise.
12985         * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
12986         * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
12987
12988 2011-01-14  Richard Guenther  <rguenther@suse.de>
12989
12990         * tree-ssa-structalias.c  (new_var_info): Use DECL_HARD_REGISTER.
12991
12992 2011-01-14  Richard Guenther  <rguenther@suse.de>
12993
12994         PR tree-optimization/47280
12995         * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
12996         return CFG changes.
12997         (tree_ssa_forward_propagate_single_use_vars): Deal with
12998         CFG changes from associate_plusminus.
12999
13000 2011-01-14  Richard Guenther  <rguenther@suse.de>
13001
13002         PR middle-end/47281
13003         Revert
13004         2011-01-11  Richard Guenther  <rguenther@suse.de>
13005
13006         PR tree-optimization/46076
13007         * tree-ssa.c (useless_type_conversion_p): Conversions from
13008         unprototyped to empty argument list function types are useless.
13009
13010 2011-01-14  Richard Guenther  <rguenther@suse.de>
13011
13012         PR tree-optimization/47286
13013         * tree-ssa-structalias.c (new_var_info): Register variables are global.
13014
13015 2011-01-14  Martin Jambor  <mjambor@suse.cz>
13016
13017         PR middle-end/46823
13018         * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
13019
13020 2011-01-13  Anatoly Sokolov  <aesok@post.ru>
13021
13022         * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
13023         LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
13024         * config/xtensa/xtensa.c (xtensa_libcall_value,
13025         xtensa_function_value_regno_p): New functions.
13026         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
13027
13028 2011-01-13  Kai Tietz  <kai.tietz@onevision.com>
13029
13030         PR c++/47213
13031         * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
13032         PE specific hook.
13033         * config/i386/i386-protos.h (i386_pe_assemble_visibility):
13034         New function prototype.
13035         * config/i386/winnt.c (i386_pe_assemble_visibility):
13036         Warn only if attribute was specified by user.
13037
13038 2011-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
13039
13040         PR target/47251
13041         * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
13042         floating point.
13043         (floatunsdidf2_fcfidu): Ditto.
13044
13045 2011-01-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
13046
13047         * config/s390/s390.c (print_operand_address): Replace 'error' with
13048         'output_operand_lossage'.
13049         (print_operand): Likewise.
13050
13051 2011-01-13  Jeff Law  <law@redhat.com>
13052
13053         PR rtl-optimization/39077
13054         * doc/invoke.texi (max-gcse-insertion-ratio): Document.
13055         * params.h (MAX_GCSE_INSERTION_RATIO): Define.
13056         * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
13057         * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
13058         * gcse.c (prune_insertions_deletions): New function.
13059         (compute_pre_data): Use it.
13060
13061 2011-01-13  Dodji Seketeli  <dodji@redhat.com>
13062
13063         PR debug/PR46973
13064         * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
13065         static function.
13066         (prune_unused_types_mark): Use it.
13067
13068 2011-01-13  Andrey Belevantsev  <abel@ispras.ru>
13069
13070         PR rtl-optimization/45352
13071         * sel-sched.c: Update copyright years.
13072         (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
13073         in the advancing loop when we have issued issue_rate insns.
13074
13075 2011-01-12  Richard Henderson  <rth@redhat.com>
13076
13077         * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
13078         (TARGET_MD_ASM_CLOBBERS): New.
13079
13080         * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
13081         (TARGET_DELEGITIMIZE_ADDRESS): New.
13082
13083         * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
13084         (clzsi2, *bsch): New patterns.
13085
13086         * config/mn10300/mn10300.md (INT): New mode iterator.
13087         (*mov<INT>_clr): New pattern, and peep2 to generate it.
13088
13089         * config/mn10300/mn10300.c (mn10300_option_override): Force enable
13090         flag_split_wide_types.
13091
13092         * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
13093         (mn10300_trampoline_init): Rewrite without a template, an immediate
13094         load and a direct branch.
13095         * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
13096
13097 2011-01-12  Anatoly Sokolov  <aesok@post.ru>
13098
13099         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
13100         * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
13101         * config/s390/s390.c (s390_output_addr_const_extra): Make static.
13102         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
13103
13104 2011-01-12  Kai Tietz  <kai.tietz@onevision.com>
13105
13106         PR debug/47209
13107         * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
13108         of type.
13109
13110 2011-01-12  Jan Hubicka  <jh@suse.cz>
13111
13112         PR driver/47244
13113         * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
13114         (PLUGIN_COND_CLOSE): New macro.
13115         (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
13116
13117 2011-01-12  Richard Guenther  <rguenther@suse.de>
13118
13119         PR lto/47259
13120         * lto-streamer-out.c (output_gimple_stmt): Do not wrap
13121         register variables in a MEM_REF.
13122
13123 2011-01-12  Joseph Myers  <joseph@codesourcery.com>
13124
13125         * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
13126         crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
13127         hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
13128         i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
13129         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
13130         x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
13131         ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
13132         m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
13133         mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
13134         s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
13135         sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
13136         am33_2.0-*-linux*): Use gnu-user.h before linux.h.
13137         * config/gnu-user.h: New.  Copied from linux.h.
13138         (LINUX_TARGET_STARTFILE_SPEC): Rename to
13139         GNU_USER_TARGET_STARTFILE_SPEC.
13140         (LINUX_TARGET_ENDFILE_SPEC): Rename to
13141         GNU_USER_TARGET_ENDFILE_SPEC.
13142         (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
13143         (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
13144         (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
13145         LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
13146         CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
13147         UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
13148         BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
13149         BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
13150         LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
13151         TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
13152         * config/arm/linux-eabi.h (CC1_SPEC): Use
13153         GNU_USER_TARGET_CC1_SPEC.
13154         (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
13155         (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
13156         (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
13157         * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
13158         LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
13159         LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
13160         CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
13161         LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
13162
13163 2011-01-12  Richard Guenther  <rguenther@suse.de>
13164
13165         PR other/46946
13166         * doc/invoke.texi (ffast-math): Document it is turned on
13167         with -Ofast.
13168
13169 2011-01-12  Jan Hubicka  <jh@suse.cz>
13170
13171         PR tree-optimization/47233
13172         * opts.c (common_handle_option): Disable ipa-reference with profile
13173         feedback.
13174
13175 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
13176
13177         * c-parser.c (c_parser_objc_at_property_declaration): Improved
13178         error message.
13179
13180 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
13181
13182         * c-parser.c (c_lex_one_token): Updated and reindented some
13183         comments.  No changes in code.
13184
13185 2011-01-11  Ian Lance Taylor  <iant@google.com>
13186
13187         * godump.c (go_output_var): Don't output the variable if there is
13188         already a type with the same name.
13189
13190 2011-01-11  Ian Lance Taylor  <iant@google.com>
13191
13192         * godump.c (go_format_type): Don't generate float80.
13193
13194 2011-01-11  Richard Henderson  <rth@redhat.com>
13195
13196         * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
13197         declaration.  Rewrite for both speed and size.
13198         (mn10300_address_cost_1): Remove.
13199         (mn10300_register_move_cost): New.
13200         (mn10300_memory_move_cost): New.
13201         (mn10300_rtx_costs): Rewrite for both speed and size.  Don't handle
13202         ZERO_EXTRACT.  Do handle UNSPEC, arithmetic, logicals, compare,
13203         extensions, shifts, BSWAP, CLZ.
13204         (mn10300_wide_const_load_uses_clr): Remove.
13205         (TARGET_REGISTER_MOVE_COST): New.
13206         (TARGET_MEMORY_MOVE_COST): New.
13207         * config/mn10300/mn10300-protos.h: Update.
13208         * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
13209
13210         * config/mn10300/constraints.md ("R", "T"): Remove constraints.
13211         * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
13212         * config/mn10300/mn10300-protos.h: Update.
13213         * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
13214         (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
13215         (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
13216         (*test_int_bitfield, *test_byte_bitfield): Remove.
13217         (*bit_test, *subreg_bit_test): Remove.
13218         * config/mn10300/predicates.md (const_8bit_operand): Remove.
13219
13220         * config/mn10300/constraints.md ("c"): Rename from "A".
13221         ("A", "D"): New constraint letters.
13222         * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
13223         (fmssf4, fnmasf4, fnmssf4): Likewise.
13224
13225         * config/mn10300/mn10300.md (isa): New attribute.
13226         (enabled): New attribute.
13227
13228         * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
13229         (abssf2, negsf2): Define only for hardware fp.
13230         (sqrtsf2): Reformat.
13231         (addsf3, subsf3, mulsf3): Merge expander and insn.
13232
13233         * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
13234         (DEBUGGER_AUTO_OFFSET): Remove.
13235         (DEBUGGER_ARG_OFFSET): Remove.
13236
13237         * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
13238         Emit register stores with the same offsets as the hardware.
13239         (mn10300_store_multiple_operation): Don't check that the register
13240         save offsets are monotonic.
13241         * config/mn10300/mn10300-protos.h: Update.
13242
13243         * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
13244
13245         * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
13246         in terms of the value on the stack, not the MDR register.
13247
13248 2011-01-11  Jan Hubicka  <jh@suse.cz>
13249
13250         PR lto/45721
13251         PR lto/45375
13252         * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
13253         (symbol_alias_set_destroy, symbol_alias_set_contains,
13254         propagate_aliases_backward): Declare.
13255         * lto-streamer-out.c (struct sets): New sturcture.
13256         (trivally_defined_alias): New function.
13257         (output_alias_pair_p): Rewrite.
13258         (output_unreferenced_globals): Fix output of alias pairs.
13259         (produce_symtab): Likewise.
13260         * ipa.c (function_and_variable_visibility): Set weak alias destination
13261         as needed in lto.
13262         * varasm.c (symbol_alias_set_t): Remove.
13263         (symbol_alias_set_destroy): Export.
13264         (propagate_aliases_forward, propagate_aliases_backward): New functions
13265         based on ...
13266         (compute_visible_aliases): ... this one; remove.
13267         (trivially_visible_alias): New
13268         (trivially_defined_alias): New.
13269         (remove_unreachable_alias_pairs): Rewrite.
13270         (finish_aliases_1): Reorganize code checking if alias is defined.
13271         * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
13272         in LTO mode.
13273
13274 2011-01-11  Richard Guenther  <rguenther@suse.de>
13275
13276         PR tree-optimization/46076
13277         * tree-ssa.c (useless_type_conversion_p): Conversions from
13278         unprototyped to empty argument list function types are useless.
13279
13280 2011-01-11  Richard Guenther  <rguenther@suse.de>
13281
13282         PR middle-end/45235
13283         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
13284         volatile MEMs as MEM_READONLY_P.
13285
13286 2011-01-11  Richard Guenther  <rguenther@suse.de>
13287
13288         PR tree-optimization/47239
13289         * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
13290
13291 2011-01-11  Jeff Law  <law@redhat.com>
13292
13293         PR tree-optimization/47086
13294         * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
13295         IVs from statements that might throw.
13296
13297 2011-01-10  Jan Hubicka  <jh@suse.cz>
13298
13299         PR lto/45375
13300         * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
13301
13302 2011-01-10  Jan Hubicka  <jh@suse.cz>
13303
13304         PR lto/45375
13305         * profile.c (read_profile_edge_counts): Ignore profile inconistency
13306         when correcting profile.
13307
13308 2011-01-10  Jan Hubicka  <jh@suse.cz>
13309
13310         PR lto/46083
13311         * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
13312         DECL_FINI_PRIORITY.
13313         * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
13314         Restore DECL_FINI_PRIORITY.
13315
13316 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13317
13318         * doc/gimple.texi: Fix quoting of multi-word return values in
13319         @deftypefn statements.  Ensure presence of return value.  Wrap
13320         overlong @deftypefn lines.
13321         (is_gimple_operand, is_gimple_min_invariant_address): Remove
13322         descriptions of removed functions.
13323         * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
13324         of multi-word return value in @deftypefn statement.
13325
13326 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13327
13328         * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
13329         (Conditional Expressions, Logical Operators)
13330         (Statement and operand traversals): Do not indent smallexample
13331         code.  Fix duplicate function argument in example.
13332
13333 2011-01-10  Jeff Law  <law@redhat.com>
13334
13335         PR tree-optimization/47141
13336         * ipa-split.c (split_function): Handle case where we are
13337         returning a value and the return block has a virtual operand phi.
13338
13339 2011-01-10  Jan Hubicka  <jh@suse.cz>
13340
13341         PR tree-optimization/47234
13342         * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
13343         (pass_feedback_split_functions): Declare.
13344         * passes.c (init_optimization_passes): Add ipa-split as subpass of
13345         tree-profile.
13346         * ipa-split.c (gate_split_functions): Update comments; disable
13347         split-functions for profile_arc_flag and branch_probabilities.
13348         (gate_feedback_split_functions): New function.
13349         (execute_feedback_split_functions): New function.
13350         (pass_feedback_split_functions): New global var.
13351
13352 2011-01-10  H.J. Lu  <hongjiu.lu@intel.com>
13353
13354         PR lto/46760
13355         * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
13356         calling gimple_call_set_cannot_inline.
13357
13358 2011-01-10  Iain Sandoe  <iains@gcc.gnu.org>
13359
13360         * config/darwin-sections.def: Remove unused section.
13361
13362 2011-01-10  Dave Korn  <dave.korn.cygwin@gmail.com>
13363
13364         PR c++/47218
13365         * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
13366
13367 2011-01-09  Nicola Pero  <nicola.pero@meta-innovation.com>
13368
13369         PR objc/47232
13370         * c-parser.c (c_parser_declaration_or_fndef): Improved
13371         error message.
13372
13373 2011-01-09  Kai Tietz  <kai.tietz@onevision.com>
13374
13375         * config/i386/winnt.c (i386_pe_start_function): Make sure
13376         to switch back to function's section.
13377
13378 2011-01-09  Iain Sandoe  <iains@gcc.gnu.org>
13379
13380         PR gcc/46902
13381         PR testsuite/46912
13382         * plugin.c: Move include of dlfcn.h from here...
13383         * system.h: ... to here.
13384
13385 2011-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13386
13387         * doc/cpp.texi (C++ Named Operators): Fix markup for header
13388         file name.
13389         * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
13390         two extra empty pages in PDF output.
13391
13392 2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>
13393
13394         PR objc/47078
13395         * c-parser.c (c_parser_objc_type_name): If the type is unknown,
13396         for error recovery purposes behave as if it was not specified so
13397         that the default type is usd.
13398
13399 2011-01-07  Jan Hubicka  <jh@suse.cz>
13400
13401         PR tree-optmization/46469
13402         * ipa.c (function_and_variable_visibility): Clear needed flags on
13403         nodes with external decls; handle weakrefs merging correctly.
13404
13405 2011-01-07  Joseph Myers  <joseph@codesourcery.com>
13406
13407         * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
13408         not false.
13409
13410 2011-01-07  Jan Hubicka  <jh@suse.cz>
13411
13412         * doc/invoke.texi (-flto, -fuse-linker-plugin): Update defaults
13413         and no longer claim that gold is required for linker plugin.
13414         * configure: Regenerate.
13415         * gcc.c (PLUGIN_COND): New macro.
13416         (LINK_COMMAND_SPEC): Use it.
13417         (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
13418         * config.in (HAVE_LTO_PLUGIN): New.
13419         * configure.ac (--with-lto-plugin): New parameter; autodetect
13420         HAVE_LTO_PLUGIN.
13421
13422 2011-01-07  Jan Hubicka  <jh@suse.cz>
13423
13424         PR tree-optimization/46367
13425         * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
13426         when we can update original.
13427         (cgraph_mark_inline_edge): Sanity check.
13428         * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
13429
13430 2011-01-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13431
13432         * config/spu/spu.h (ASM_COMMENT_START): Define.
13433
13434 2011-01-07  H.J. Lu  <hongjiu.lu@intel.com>
13435
13436         PR driver/42445
13437         * gcc.c (%>S): New.
13438         (SWITCH_KEEP_FOR_GCC): Likewise.
13439         (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
13440         (do_spec_1): Handle "%>".
13441
13442         * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
13443
13444 2011-01-07  Jakub Jelinek  <jakub@redhat.com>
13445
13446         PR target/47201
13447         * config/i386/i386.c (ix86_delegitimize_address): If
13448         simplify_gen_subreg fails, return orig_x.
13449
13450         PR bootstrap/47187
13451         * value-prof.c (gimple_stringop_fixed_value): Handle
13452         lhs of the call properly.
13453
13454 2011-01-07  Jan Hubicka  <jh@suse.cz>
13455
13456         PR lto/45375
13457         * lto-opt.c (lto_reissue_options): Set flag_shlib.
13458
13459 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
13460
13461         * target.def (function_switched_text_sections): New hook.
13462         * doc/tm.texi: Regenerated.
13463         * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
13464         * final.c (default_function_switched_text_sections): New.
13465         (final_scan_insn): Call function_switched_text_sections when a
13466         mid-function section change occurs.
13467         * output.h (default_function_switched_text_sections): Declare.
13468         * config/darwin-protos.h (darwin_function_switched_text_sections):
13469         Likewise.
13470         * config/darwin.c (darwin_function_switched_text_sections): New.
13471         * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
13472
13473 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
13474
13475         * dwarf2out.c (gen_subprogram_die):  Add pubnames with code ranges for
13476         DWARF >= 3.  Add pubnames for the primary section and a reduced DIE for
13477         the secondary code fragment when outputting for DWARF == 2.
13478
13479 2011-01-07  Anatoly Sokolov  <aesok@post.ru>
13480
13481         * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
13482         * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
13483         Remove.
13484         * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
13485         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
13486
13487 2011-01-06  Eric Botcazou  <ebotcazou@adacore.com>
13488
13489         PR debug/46704
13490         * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
13491         when it is not empty.
13492
13493 2011-01-06  Changpeng Fang  <changpeng.fang@amd.com>
13494
13495         Bobcat Enablement
13496         * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
13497         (case ${target}): Add btver1.
13498         * config/i386/driver-i386.c (host_detect_local_cpu): Let
13499         -march=native recognize btver1 processors.
13500         * config/i386/i386-c.c (ix86_target_macros_internal): Add
13501         btver1 def_and_undef
13502         * config/i386/i386.c (struct processor_costs btver1_cost): New
13503         btver1 cost table.
13504         (m_BTVER1): New definition.
13505         (m_AMD_MULTIPLE): Includes m_BTVER1.
13506         (initial_ix86_tune_features): Add btver1 tune.
13507         (processor_target_table): Add btver1 entry.
13508         (static const char *const cpu_names): Add btver1 entry.
13509         (software_prefetching_beneficial_p): Add btver1.
13510         (ix86_option_override_internal): Add btver1 instruction sets.
13511         (ix86_issue_rate): Add btver1.
13512         (ix86_adjust_cost): Add btver1.
13513         * config/i386/i386.h (TARGET_BTVER1): New definition.
13514         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
13515         (enum processor_type): Add PROCESSOR_BTVER1.
13516         * config/i386/i386.md (define_attr "cpu"): Add btver1.
13517
13518 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13519
13520         PR target/43309
13521         * config/i386/i386.c (legitimize_tls_address)
13522         <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
13523         * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
13524         (tls_initial_exec_64_sun): New pattern.
13525
13526 2011-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
13527
13528         * doc/invoke.texi (Overall Options): Improve wording and markup
13529         of the description of -wrapper.
13530
13531 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
13532
13533         * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
13534         rdynamic, threads): New Driver options.
13535
13536 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13537
13538         PR target/38118
13539         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
13540         if coming from .tdata.
13541         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
13542
13543 2011-01-06  Jan Hubicka  <jh@suse.cz>
13544
13545         PR lto/47188
13546         * collect2.c (main): Do not enable LTOmode when plugin is active.
13547
13548 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13549
13550         PR other/45915
13551         * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
13552         --version output if supported.
13553         * configure: Regenerate.
13554
13555 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
13556
13557         * config/linux-android.opt (tno-android-cc, tno-android-ld): New
13558         Driver options.
13559
13560 2011-01-06  Jakub Jelinek  <jakub@redhat.com>
13561
13562         PR c/47150
13563         * c-convert.c (convert): When converting a complex expression
13564         other than COMPLEX_EXPR to a different complex type, ensure
13565         c_save_expr is called instead of save_expr, unless in_late_binary_op.
13566         * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
13567         when converting COMPLEX_TYPE.
13568
13569 2011-01-06  Ira Rosen  <irar@il.ibm.com>
13570
13571         PR tree-optimization/47139
13572         * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
13573         only the last reduction value is used outside the loop.  Update
13574         documentation.
13575
13576 2011-01-05  Joseph Myers  <joseph@codesourcery.com>
13577
13578         * config/rtems.opt: New.
13579         * config.gcc (*-*-rtems*): Use rtems.opt.
13580
13581 2011-01-05  Changpeng Fang  <changpeng.fang@amd.com>
13582
13583         * config/i386/i386.c (ix86_option_override_internal): Bulldozer
13584         processors do not support 3DNow instructions.
13585
13586 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13587
13588         * config/spu/spu.c (spu_option_override): Set parameter
13589         PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
13590
13591 2011-01-05  Jan Hubicka  <jh@suse.cz>
13592
13593         * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
13594         at the command line.
13595
13596 2011-01-05  Martin Jambor  <mjambor@suse.cz>
13597
13598         PR lto/47162
13599         * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
13600         deltas on streamed outgoing edges.
13601         (output_node_opt_summary): Output info for outgoing edges only when
13602         the node is in new parameter set.
13603         (output_cgraph_opt_summary): New parameter set, passed to the two
13604         aforementioned functions.  Update its forward declaration and its
13605         callee too.
13606
13607 2011-01-05  Tom Tromey  <tromey@redhat.com>
13608
13609         * c-parser.c (c_parser_omp_atomic): Pass location of assignment
13610         operator to c_finish_omp_atomic.
13611         * c-typeck.c (lvalue_or_else): Add 'loc' argument.
13612         (build_unary_op): Update.
13613         (build_modify_expr): Update.
13614         (build_asm_expr): Update.
13615
13616 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13617
13618         * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
13619         newly inserted insns.
13620         (pad_bb): Likewise.
13621         (spu_emit_branch_hint): Likewise.
13622         (insert_hbrp_for_ilb_runout): Likewise.
13623         (spu_machine_dependent_reorg): Call df_finish_pass after
13624         schedule_insns returns.
13625
13626 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13627
13628         * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
13629
13630 2011-01-05  Eric Botcazou  <ebotcazou@adacore.com>
13631
13632         PR tree-optimization/47005
13633         * tree-sra.c (struct access): Add 'non_addressable' bit.
13634         (create_access): Set it for a DECL_NONADDRESSABLE_P field.
13635         (decide_one_param_reduction): Return 0 if the parameter is passed by
13636         reference and one of the accesses in the group is non_addressable.
13637
13638 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
13639
13640         PR tree-optimization/47056
13641         * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
13642         (mark_load): Likewise.  Handle FUNCTION_DECL specially.
13643         (mark_store): Likewise.  Pass STMT to ipa_record_reference.
13644
13645 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
13646
13647         * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
13648         initializer.  Skip view conversions from aggregate types.
13649
13650 2011-01-04  Kai Tietz  <kai.tietz@onevision.com>
13651
13652         PR bootstrap/47055
13653         * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
13654
13655 2011-01-04  Philipp Thomas  <pth@suse.de>
13656
13657         * config/microblaze/microbalse.opt (mxl-float-convert): Fix
13658         obvious typo.
13659
13660 2011-01-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13661
13662         * function.c (thread_prologue_and_epilogue_insns): Do not crash
13663         on empty epilogue sequences.
13664
13665 2011-01-04  Joseph Myers  <joseph@codesourcery.com>
13666
13667         * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
13668         non-static): New Driver options.
13669
13670 2011-01-04  Jie Zhang  <jie@codesourcery.com>
13671
13672         PR driver/47137
13673         * gcc.c (default_compilers[]): Set combinable field to 0
13674         for all assembly languages.
13675
13676 2011-01-04  Mingjie Xing  <mingjie.xing@gmail.com>
13677
13678         * config/mips/loongson3a.md: New file.
13679         * config/mips/mips.md: Include loongson3a.md.
13680         * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
13681         TUNE_LOONGSON_3A.
13682
13683 2011-01-03  Eric Botcazou  <ebotcazou@adacore.com>
13684
13685         PR middle-end/47017
13686         * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
13687         instead of convert_memory_address_addr_space on the base expression.
13688
13689 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13690
13691         * config/spu/spu.c (spu_option_override): Update error text
13692         for bad -march= / -mtune= values.
13693
13694 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13695
13696         * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
13697         if branch-hint optimization will be performed.
13698
13699 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
13700
13701         PR tree-optimization/47148
13702         * ipa-split.c (split_function): Convert arguments to
13703         DECL_ARG_TYPE if possible.
13704
13705         PR tree-optimization/47155
13706         * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
13707         when computing uns.
13708
13709         PR rtl-optimization/47157
13710         * combine.c (try_combine): If undobuf.other_insn becomes
13711         (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
13712         and set *new_direct_jump_p too.
13713
13714 2011-01-03  Sebastian Pop  <sebastian.pop@amd.com>
13715
13716         PR tree-optimization/47021
13717         * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
13718
13719 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
13720
13721         * gcc.c (process_command): Update copyright notice dates.
13722         * gcov.c (print_version): Likewise.
13723         * gcov-dump.c (print_version): Likewise.
13724         * mips-tfile.c (main): Likewise.
13725         * mips-tdump.c (main): Likewise.
13726
13727 2011-01-03  Martin Jambor  <mjambor@suse.cz>
13728
13729         PR tree-optimization/46801
13730         * tree-sra.c (type_internals_preclude_sra_p): Check whether
13731         aggregate fields start at byte boundary instead of the bit-field flag.
13732
13733 2011-01-03  H.J. Lu  <hongjiu.lu@intel.com>
13734
13735         PR driver/47137
13736         * gcc.c (main): Revert revision 168407.
13737
13738 2011-01-03  Martin Jambor  <mjambor@suse.cz>
13739
13740         * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
13741
13742 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13743
13744         * tree-vect-generic.c (expand_vector_operations_1): When using vector/
13745         vector optab to expand vector/scalar shift, update gimple to vector.
13746
13747 2011-01-03  Martin Jambor  <mjambor@suse.cz>
13748
13749         * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
13750         a thunk.
13751
13752 2011-01-03  Martin Jambor  <mjambor@suse.cz>
13753
13754         PR tree-optimization/46984
13755         * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
13756         HOST_WIDE_INT.
13757         (cgraph_create_indirect_edge): Fixed line length.
13758         (cgraph_indirect_call_info): Declare.
13759         (cgraph_make_edge_direct) Update declaration.
13760         * cgraph.c (cgraph_allocate_init_indirect_info): New function.
13761         (cgraph_create_indirect_edge): Use it.
13762         (cgraph_make_edge_direct): Made delta HOST_WIDE_INT.  Updated all
13763         callees.
13764         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
13765         the new thunk_delta representation.
13766         * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
13767         HOST_WIDE_INT.
13768         (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
13769         (ipa_read_indirect_edge_info): Likewise.
13770         * lto-cgraph.c (output_edge_opt_summary): New function.
13771         (output_node_opt_summary): Call it on all outgoing edges.
13772         (input_edge_opt_summary): New function.
13773         (input_node_opt_summary): Call it on all outgoing edges.
13774
13775 2011-01-02  H.J. Lu  <hongjiu.lu@intel.com>
13776
13777         PR driver/47137
13778         * gcc.c (main): Don't check have_o when settting combine_inputs.
13779
13780 2011-01-02  Eric Botcazou  <ebotcazou@adacore.com>
13781
13782         * regrename.c: Add general comment describing the pass.
13783         (struct du_head): Remove 'length' field.
13784         (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
13785         (regrename_optimize): Do not sort chains.  Rework comments, add others.
13786         Force renaming to the preferred class (if any) in the first pass and do
13787         not consider registers that belong to it in the second pass.
13788         (create_new_chain): Do not set 'length' field.
13789         (scan_rtx_reg): Likewise.
13790
13791 2011-01-02  Jakub Jelinek  <jakub@redhat.com>
13792
13793         PR tree-optimization/47140
13794         * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
13795         TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
13796         to bit_value_binop.
13797
13798         PR rtl-optimization/47028
13799         * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
13800         parm_birth_insn instead of at the beginning of first bb.
13801
13802 2011-01-02  Mingjie Xing  <mingjie.xing@gmail.com>
13803
13804         * doc/generic.texi: Remove duplicated "@subsubsection Statements".
13805         Remove the word "see" before "@pxref".
13806         * doc/rtl.texi: Remove the word "see" before "@pxref".
13807
13808 2011-01-01  Jan Hubicka  <jh@suse.cz>
13809
13810         * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
13811         memory.
13812
13813 2011-01-01  Kai Tietz  <kai.tietz@onevision.com>
13814
13815         PR target/38662
13816         * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
13817
13818 \f
13819 Copyright (C) 2011 Free Software Foundation, Inc.
13820
13821 Copying and distribution of this file, with or without modification,
13822 are permitted in any medium without royalty provided the copyright
13823 notice and this notice are preserved.