gcc/ChangeLog

   1 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
   2
   3         * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
   4         * config/mips/mips.h (CC1_SPEC): Likewise.
   5
   6 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
   7
   8         * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
   9         * config/mips/mips.h (CC1_SPEC): Likewise.
  10
  11 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
  12
  13         * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
  14         * config/m32r/linux.h (LINK_SPEC): Likewise.
  15         * config/mips/linux.h (LINK_SPEC): Likewise.
  16         * config/mips/linux64.h (LINK_SPEC): Likewise.
  17         * config/sparc/linux.h (LINK_SPEC): Likewise.
  18         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
  19         LINK_SPEC): Likewise.
  20         * config/xtensa/linux.h (LINK_SPEC): Likewise.
  21
  22 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
  23
  24         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
  25         %{version:-v}.
  26         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
  27
  28 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
  29
  30         * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
  31         * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
  32
  33 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
  34
  35         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
  36
  37 2011-01-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
  38
  39         * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
  40         supports -Bstatic/-Bdynamic.
  41         * configure: Regenerate.
  42
  43 2011-01-14  Jan Hubicka  <jh@suse.cz>
  44         Jack Howarth <howarth@bromo.med.uc.edu>
  45
  46         PR target/46037
  47         * config/darwin.c (darwin_override_options): Honor flag_gtoggle
  48         when checking debug_info_level. Test write_symbols instead of
  49         debug_hooks->var_location when setting flag_var_tracking_uninit.
  50
  51 2011-01-14  Richard Guenther  <rguenther@suse.de>
  52
  53         PR tree-optimization/47179
  54         * target.def (ref_may_alias_errno): New target hook.
  55         * targhooks.h (default_ref_may_alias_errno): Declare.
  56         * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
  57         (default_ref_may_alias_errno): New function.
  58         * target.h (struct ao_ref_s): Declare.
  59         * tree-ssa-alias.c: Include target.h.
  60         (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
  61         * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
  62         (targhooks.o): Likewise.
  63         * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
  64         * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
  65
  66 2011-01-14  Richard Guenther  <rguenther@suse.de>
  67
  68         * tree-ssa-structalias.c  (new_var_info): Use DECL_HARD_REGISTER.
  69
  70 2011-01-14  Richard Guenther  <rguenther@suse.de>
  71
  72         PR tree-optimization/47280
  73         * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
  74         return CFG changes.
  75         (tree_ssa_forward_propagate_single_use_vars): Deal with
  76         CFG changes from associate_plusminus.
  77
  78 2011-01-14  Richard Guenther  <rguenther@suse.de>
  79
  80         PR middle-end/47281
  81         Revert
  82         2011-01-11  Richard Guenther  <rguenther@suse.de>
  83
  84         PR tree-optimization/46076
  85         * tree-ssa.c (useless_type_conversion_p): Conversions from
  86         unprototyped to empty argument list function types are useless.
  87
  88 2011-01-14  Richard Guenther  <rguenther@suse.de>
  89
  90         PR tree-optimization/47286
  91         * tree-ssa-structalias.c (new_var_info): Register variables are global.
  92
  93 2011-01-14  Martin Jambor  <mjambor@suse.cz>
  94
  95         PR middle-end/46823
  96         * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
  97
  98 2011-01-13  Anatoly Sokolov  <aesok@post.ru>
  99
 100         * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
 101         LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
 102         * config/xtensa/xtensa.c (xtensa_libcall_value,
 103         xtensa_function_value_regno_p): New functions.
 104         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
 105
 106 2011-01-13  Kai Tietz  <kai.tietz@onevision.com>
 107
 108         PR c++/47213
 109         * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
 110         PE specific hook.
 111         * config/i386/i386-protos.h (i386_pe_assemble_visibility):
 112         New function prototype.
 113         * config/i386/winnt.c (i386_pe_assemble_visibility):
 114         Warn only if attribute was specified by user.
 115
 116 2011-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
 117
 118         PR target/47251
 119         * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
 120         floating point.
 121         (floatunsdidf2_fcfidu): Ditto.
 122
 123 2011-01-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 124
 125         * config/s390/s390.c (print_operand_address): Replace 'error' with
 126         'output_operand_lossage'.
 127         (print_operand): Likewise.
 128
 129 2011-01-13  Jeff Law  <law@redhat.com>
 130
 131         PR rtl-optimization/39077
 132         * doc/invoke.texi (max-gcse-insertion-ratio): Document.
 133         * params.h (MAX_GCSE_INSERTION_RATIO): Define.
 134         * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
 135         * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
 136         * gcse.c (prune_insertions_deletions): New function.
 137         (compute_pre_data): Use it.
 138
 139 2011-01-13  Dodji Seketeli  <dodji@redhat.com>
 140
 141         PR debug/PR46973
 142         * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
 143         static function.
 144         (prune_unused_types_mark): Use it.
 145
 146 2011-01-13  Andrey Belevantsev  <abel@ispras.ru>
 147
 148         PR rtl-optimization/45352
 149         * sel-sched.c: Update copyright years.
 150         (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
 151         in the advancing loop when we have issued issue_rate insns.
 152
 153 2011-01-12  Richard Henderson  <rth@redhat.com>
 154
 155         * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
 156         (TARGET_MD_ASM_CLOBBERS): New.
 157
 158         * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
 159         (TARGET_DELEGITIMIZE_ADDRESS): New.
 160
 161         * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
 162         (clzsi2, *bsch): New patterns.
 163
 164         * config/mn10300/mn10300.md (INT): New mode iterator.
 165         (*mov<INT>_clr): New pattern, and peep2 to generate it.
 166
 167         * config/mn10300/mn10300.c (mn10300_option_override): Force enable
 168         flag_split_wide_types.
 169
 170         * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
 171         (mn10300_trampoline_init): Rewrite without a template, an immediate
 172         load and a direct branch.
 173         * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
 174
 175 2011-01-12  Anatoly Sokolov  <aesok@post.ru>
 176
 177         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
 178         * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
 179         * config/s390/s390.c (s390_output_addr_const_extra): Make static.
 180         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
 181
 182 2011-01-12  Kai Tietz  <kai.tietz@onevision.com>
 183
 184         PR debug/47209
 185         * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
 186         of type.
 187
 188 2011-01-12  Jan Hubicka  <jh@suse.cz>
 189
 190         PR driver/47244
 191         * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
 192         (PLUGIN_COND_CLOSE): New macro.
 193         (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
 194
 195 2011-01-12  Richard Guenther  <rguenther@suse.de>
 196
 197         PR lto/47259
 198         * lto-streamer-out.c (output_gimple_stmt): Do not wrap
 199         register variables in a MEM_REF.
 200
 201 2011-01-12  Joseph Myers  <joseph@codesourcery.com>
 202
 203         * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
 204         crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
 205         hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
 206         i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
 207         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
 208         x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
 209         ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
 210         m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
 211         mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
 212         s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
 213         sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
 214         am33_2.0-*-linux*): Use gnu-user.h before linux.h.
 215         * config/gnu-user.h: New.  Copied from linux.h.
 216         (LINUX_TARGET_STARTFILE_SPEC): Rename to
 217         GNU_USER_TARGET_STARTFILE_SPEC.
 218         (LINUX_TARGET_ENDFILE_SPEC): Rename to
 219         GNU_USER_TARGET_ENDFILE_SPEC.
 220         (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
 221         (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
 222         (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
 223         LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
 224         CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
 225         UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
 226         BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
 227         BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
 228         LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
 229         TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
 230         * config/arm/linux-eabi.h (CC1_SPEC): Use
 231         GNU_USER_TARGET_CC1_SPEC.
 232         (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
 233         (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
 234         (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
 235         * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
 236         LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
 237         LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
 238         CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
 239         LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
 240
 241 2011-01-12  Richard Guenther  <rguenther@suse.de>
 242
 243         PR other/46946
 244         * doc/invoke.texi (ffast-math): Document it is turned on
 245         with -Ofast.
 246
 247 2011-01-12  Jan Hubicka  <jh@suse.cz>
 248
 249         PR tree-optimization/47233
 250         * opts.c (common_handle_option): Disable ipa-reference with profile
 251         feedback.
 252
 253 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
 254
 255         * c-parser.c (c_parser_objc_at_property_declaration): Improved
 256         error message.
 257
 258 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
 259
 260         * c-parser.c (c_lex_one_token): Updated and reindented some
 261         comments.  No changes in code.
 262
 263 2011-01-11  Ian Lance Taylor  <iant@google.com>
 264
 265         * godump.c (go_output_var): Don't output the variable if there is
 266         already a type with the same name.
 267
 268 2011-01-11  Ian Lance Taylor  <iant@google.com>
 269
 270         * godump.c (go_format_type): Don't generate float80.
 271
 272 2011-01-11  Richard Henderson  <rth@redhat.com>
 273
 274         * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
 275         declaration.  Rewrite for both speed and size.
 276         (mn10300_address_cost_1): Remove.
 277         (mn10300_register_move_cost): New.
 278         (mn10300_memory_move_cost): New.
 279         (mn10300_rtx_costs): Rewrite for both speed and size.  Don't handle
 280         ZERO_EXTRACT.  Do handle UNSPEC, arithmetic, logicals, compare,
 281         extensions, shifts, BSWAP, CLZ.
 282         (mn10300_wide_const_load_uses_clr): Remove.
 283         (TARGET_REGISTER_MOVE_COST): New.
 284         (TARGET_MEMORY_MOVE_COST): New.
 285         * config/mn10300/mn10300-protos.h: Update.
 286         * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
 287
 288         * config/mn10300/constraints.md ("R", "T"): Remove constraints.
 289         * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
 290         * config/mn10300/mn10300-protos.h: Update.
 291         * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
 292         (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
 293         (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
 294         (*test_int_bitfield, *test_byte_bitfield): Remove.
 295         (*bit_test, *subreg_bit_test): Remove.
 296         * config/mn10300/predicates.md (const_8bit_operand): Remove.
 297
 298         * config/mn10300/constraints.md ("c"): Rename from "A".
 299         ("A", "D"): New constraint letters.
 300         * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
 301         (fmssf4, fnmasf4, fnmssf4): Likewise.
 302
 303         * config/mn10300/mn10300.md (isa): New attribute.
 304         (enabled): New attribute.
 305
 306         * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
 307         (abssf2, negsf2): Define only for hardware fp.
 308         (sqrtsf2): Reformat.
 309         (addsf3, subsf3, mulsf3): Merge expander and insn.
 310
 311         * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
 312         (DEBUGGER_AUTO_OFFSET): Remove.
 313         (DEBUGGER_ARG_OFFSET): Remove.
 314
 315         * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
 316         Emit register stores with the same offsets as the hardware.
 317         (mn10300_store_multiple_operation): Don't check that the register
 318         save offsets are monotonic.
 319         * config/mn10300/mn10300-protos.h: Update.
 320
 321         * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
 322
 323         * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
 324         in terms of the value on the stack, not the MDR register.
 325
 326 2011-01-11  Jan Hubicka  <jh@suse.cz>
 327
 328         PR lto/45721
 329         PR lto/45375
 330         * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
 331         (symbol_alias_set_destroy, symbol_alias_set_contains,
 332         propagate_aliases_backward): Declare.
 333         * lto-streamer-out.c (struct sets): New sturcture.
 334         (trivally_defined_alias): New function.
 335         (output_alias_pair_p): Rewrite.
 336         (output_unreferenced_globals): Fix output of alias pairs.
 337         (produce_symtab): Likewise.
 338         * ipa.c (function_and_variable_visibility): Set weak alias destination
 339         as needed in lto.
 340         * varasm.c (symbol_alias_set_t): Remove.
 341         (symbol_alias_set_destroy): Export.
 342         (propagate_aliases_forward, propagate_aliases_backward): New functions
 343         based on ...
 344         (compute_visible_aliases): ... this one; remove.
 345         (trivially_visible_alias): New
 346         (trivially_defined_alias): New.
 347         (remove_unreachable_alias_pairs): Rewrite.
 348         (finish_aliases_1): Reorganize code checking if alias is defined.
 349         * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
 350         in LTO mode.
 351
 352 2011-01-11  Richard Guenther  <rguenther@suse.de>
 353
 354         PR tree-optimization/46076
 355         * tree-ssa.c (useless_type_conversion_p): Conversions from
 356         unprototyped to empty argument list function types are useless.
 357
 358 2011-01-11  Richard Guenther  <rguenther@suse.de>
 359
 360         PR middle-end/45235
 361         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
 362         volatile MEMs as MEM_READONLY_P.
 363
 364 2011-01-11  Richard Guenther  <rguenther@suse.de>
 365
 366         PR tree-optimization/47239
 367         * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
 368
 369 2011-01-11  Jeff Law  <law@redhat.com>
 370
 371         PR tree-optimization/47086
 372         * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
 373         IVs from statements that might throw.
 374
 375 2011-01-10  Jan Hubicka  <jh@suse.cz>
 376
 377         PR lto/45375
 378         * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
 379
 380 2011-01-10  Jan Hubicka  <jh@suse.cz>
 381
 382         PR lto/45375
 383         * profile.c (read_profile_edge_counts): Ignore profile inconistency
 384         when correcting profile.
 385
 386 2011-01-10  Jan Hubicka  <jh@suse.cz>
 387
 388         PR lto/46083
 389         * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
 390         DECL_FINI_PRIORITY.
 391         * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
 392         Restore DECL_FINI_PRIORITY.
 393
 394 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 395
 396         * doc/gimple.texi: Fix quoting of multi-word return values in
 397         @deftypefn statements.  Ensure presence of return value.  Wrap
 398         overlong @deftypefn lines.
 399         (is_gimple_operand, is_gimple_min_invariant_address): Remove
 400         descriptions of removed functions.
 401         * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
 402         of multi-word return value in @deftypefn statement.
 403
 404 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 405
 406         * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
 407         (Conditional Expressions, Logical Operators)
 408         (Statement and operand traversals): Do not indent smallexample
 409         code.  Fix duplicate function argument in example.
 410
 411 2011-01-10  Jeff Law  <law@redhat.com>
 412
 413         PR tree-optimization/47141
 414         * ipa-split.c (split_function): Handle case where we are
 415         returning a value and the return block has a virtual operand phi.
 416
 417 2011-01-10  Jan Hubicka  <jh@suse.cz>
 418
 419         PR tree-optimization/47234
 420         * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
 421         (pass_feedback_split_functions): Declare.
 422         * passes.c (init_optimization_passes): Add ipa-split as subpass of
 423         tree-profile.
 424         * ipa-split.c (gate_split_functions): Update comments; disable
 425         split-functions for profile_arc_flag and branch_probabilities.
 426         (gate_feedback_split_functions): New function.
 427         (execute_feedback_split_functions): New function.
 428         (pass_feedback_split_functions): New global var.
 429
 430 2011-01-10  H.J. Lu  <hongjiu.lu@intel.com>
 431
 432         PR lto/46760
 433         * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
 434         calling gimple_call_set_cannot_inline.
 435
 436 2011-01-10  Iain Sandoe  <iains@gcc.gnu.org>
 437
 438         * config/darwin-sections.def: Remove unused section.
 439
 440 2011-01-10  Dave Korn  <dave.korn.cygwin@gmail.com>
 441
 442         PR c++/47218
 443         * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
 444
 445 2011-01-09  Nicola Pero  <nicola.pero@meta-innovation.com>
 446
 447         PR objc/47232
 448         * c-parser.c (c_parser_declaration_or_fndef): Improved
 449         error message.
 450
 451 2011-01-09  Kai Tietz  <kai.tietz@onevision.com>
 452
 453         * config/i386/winnt.c (i386_pe_start_function): Make sure
 454         to switch back to function's section.
 455
 456 2011-01-09  Iain Sandoe  <iains@gcc.gnu.org>
 457
 458         PR gcc/46902
 459         PR testsuite/46912
 460         * plugin.c: Move include of dlfcn.h from here...
 461         * system.h: ... to here.
 462
 463 2011-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 464
 465         * doc/cpp.texi (C++ Named Operators): Fix markup for header
 466         file name.
 467         * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
 468         two extra empty pages in PDF output.
 469
 470 2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>
 471
 472         PR objc/47078
 473         * c-parser.c (c_parser_objc_type_name): If the type is unknown,
 474         for error recovery purposes behave as if it was not specified so
 475         that the default type is usd.
 476
 477 2011-01-07  Jan Hubicka  <jh@suse.cz>
 478
 479         PR tree-optmization/46469
 480         * ipa.c (function_and_variable_visibility): Clear needed flags on
 481         nodes with external decls; handle weakrefs merging correctly.
 482
 483 2011-01-07  Joseph Myers  <joseph@codesourcery.com>
 484
 485         * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
 486         not false.
 487
 488 2011-01-07  Jan Hubicka  <jh@suse.cz>
 489
 490         * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
 491         and no longer claim that gold is required for linker plugin.
 492         * configure: Regenerate.
 493         * gcc.c (PLUGIN_COND): New macro.
 494         (LINK_COMMAND_SPEC): Use it.
 495         (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
 496         * config.in (HAVE_LTO_PLUGIN): New.
 497         * configure.ac (--with-lto-plugin): New parameter; autodetect
 498         HAVE_LTO_PLUGIN.
 499
 500 2011-01-07  Jan Hubicka  <jh@suse.cz>
 501
 502         PR tree-optimization/46367
 503         * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
 504         when we can update original.
 505         (cgraph_mark_inline_edge): Sanity check.
 506         * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
 507
 508 2011-01-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 509
 510         * config/spu/spu.h (ASM_COMMENT_START): Define.
 511
 512 2011-01-07  H.J. Lu  <hongjiu.lu@intel.com>
 513
 514         PR driver/42445
 515         * gcc.c (%>S): New.
 516         (SWITCH_KEEP_FOR_GCC): Likewise.
 517         (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
 518         (do_spec_1): Handle "%>".
 519
 520         * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
 521
 522 2011-01-07  Jakub Jelinek  <jakub@redhat.com>
 523
 524         PR target/47201
 525         * config/i386/i386.c (ix86_delegitimize_address): If
 526         simplify_gen_subreg fails, return orig_x.
 527
 528         PR bootstrap/47187
 529         * value-prof.c (gimple_stringop_fixed_value): Handle
 530         lhs of the call properly.
 531
 532 2011-01-07  Jan Hubicka  <jh@suse.cz>
 533
 534         PR lto/45375
 535         * lto-opt.c (lto_reissue_options): Set flag_shlib.
 536
 537 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
 538
 539         * target.def (function_switched_text_sections): New hook.
 540         * doc/tm.texi: Regenerated.
 541         * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
 542         * final.c (default_function_switched_text_sections): New.
 543         (final_scan_insn): Call function_switched_text_sections when a
 544         mid-function section change occurs.
 545         * output.h (default_function_switched_text_sections): Declare.
 546         * config/darwin-protos.h (darwin_function_switched_text_sections):
 547         Likewise.
 548         * config/darwin.c (darwin_function_switched_text_sections): New.
 549         * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
 550
 551 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
 552
 553         * dwarf2out.c (gen_subprogram_die):  Add pubnames with code ranges for
 554         DWARF >= 3.  Add pubnames for the primary section and a reduced DIE for
 555         the secondary code fragment when outputting for DWARF == 2.
 556
 557 2011-01-07  Anatoly Sokolov  <aesok@post.ru>
 558
 559         * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
 560         * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
 561         Remove.
 562         * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
 563         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
 564
 565 2011-01-06  Eric Botcazou  <ebotcazou@adacore.com>
 566
 567         PR debug/46704
 568         * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
 569         when it is not empty.
 570
 571 2011-01-06  Changpeng Fang  <changpeng.fang@amd.com>
 572
 573         Bobcat Enablement
 574         * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
 575         (case ${target}): Add btver1.
 576         * config/i386/driver-i386.c (host_detect_local_cpu): Let
 577         -march=native recognize btver1 processors.
 578         * config/i386/i386-c.c (ix86_target_macros_internal): Add
 579         btver1 def_and_undef
 580         * config/i386/i386.c (struct processor_costs btver1_cost): New
 581         btver1 cost table.
 582         (m_BTVER1): New definition.
 583         (m_AMD_MULTIPLE): Includes m_BTVER1.
 584         (initial_ix86_tune_features): Add btver1 tune.
 585         (processor_target_table): Add btver1 entry.
 586         (static const char *const cpu_names): Add btver1 entry.
 587         (software_prefetching_beneficial_p): Add btver1.
 588         (ix86_option_override_internal): Add btver1 instruction sets.
 589         (ix86_issue_rate): Add btver1.
 590         (ix86_adjust_cost): Add btver1.
 591         * config/i386/i386.h (TARGET_BTVER1): New definition.
 592         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
 593         (enum processor_type): Add PROCESSOR_BTVER1.
 594         * config/i386/i386.md (define_attr "cpu"): Add btver1.
 595
 596 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 597
 598         PR target/43309
 599         * config/i386/i386.c (legitimize_tls_address)
 600         <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
 601         * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
 602         (tls_initial_exec_64_sun): New pattern.
 603
 604 2011-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
 605
 606         * doc/invoke.texi (Overall Options): Improve wording and markup
 607         of the description of -wrapper.
 608
 609 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
 610
 611         * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
 612         rdynamic, threads): New Driver options.
 613
 614 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 615
 616         PR target/38118
 617         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
 618         if coming from .tdata.
 619         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
 620
 621 2011-01-06  Jan Hubicka  <jh@suse.cz>
 622
 623         PR lto/47188
 624         * collect2.c (main): Do not enable LTOmode when plugin is active.
 625
 626 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 627
 628         PR other/45915
 629         * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
 630         --version output if supported.
 631         * configure: Regenerate.
 632
 633 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
 634
 635         * config/linux-android.opt (tno-android-cc, tno-android-ld): New
 636         Driver options.
 637
 638 2011-01-06  Jakub Jelinek  <jakub@redhat.com>
 639
 640         PR c/47150
 641         * c-convert.c (convert): When converting a complex expression
 642         other than COMPLEX_EXPR to a different complex type, ensure
 643         c_save_expr is called instead of save_expr, unless in_late_binary_op.
 644         * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
 645         when converting COMPLEX_TYPE.
 646
 647 2011-01-06  Ira Rosen  <irar@il.ibm.com>
 648
 649         PR tree-optimization/47139
 650         * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
 651         only the last reduction value is used outside the loop.  Update
 652         documentation.
 653
 654 2011-01-05  Joseph Myers  <joseph@codesourcery.com>
 655
 656         * config/rtems.opt: New.
 657         * config.gcc (*-*-rtems*): Use rtems.opt.
 658
 659 2011-01-05  Changpeng Fang  <changpeng.fang@amd.com>
 660
 661         * config/i386/i386.c (ix86_option_override_internal): Bulldozer
 662         processors do not support 3DNow instructions.
 663
 664 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 665
 666         * config/spu/spu.c (spu_option_override): Set parameter
 667         PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
 668
 669 2011-01-05  Jan Hubicka  <jh@suse.cz>
 670
 671         * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
 672         at the command line.
 673
 674 2011-01-05  Martin Jambor  <mjambor@suse.cz>
 675
 676         PR lto/47162
 677         * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
 678         deltas on streamed outgoing edges.
 679         (output_node_opt_summary): Output info for outgoing edges only when
 680         the node is in new parameter set.
 681         (output_cgraph_opt_summary): New parameter set, passed to the two
 682         aforementioned functions.  Update its forward declaration and its
 683         callee too.
 684
 685 2011-01-05  Tom Tromey  <tromey@redhat.com>
 686
 687         * c-parser.c (c_parser_omp_atomic): Pass location of assignment
 688         operator to c_finish_omp_atomic.
 689         * c-typeck.c (lvalue_or_else): Add 'loc' argument.
 690         (build_unary_op): Update.
 691         (build_modify_expr): Update.
 692         (build_asm_expr): Update.
 693
 694 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 695
 696         * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
 697         newly inserted insns.
 698         (pad_bb): Likewise.
 699         (spu_emit_branch_hint): Likewise.
 700         (insert_hbrp_for_ilb_runout): Likewise.
 701         (spu_machine_dependent_reorg): Call df_finish_pass after
 702         schedule_insns returns.
 703
 704 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 705
 706         * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
 707
 708 2011-01-05  Eric Botcazou  <ebotcazou@adacore.com>
 709
 710         PR tree-optimization/47005
 711         * tree-sra.c (struct access): Add 'non_addressable' bit.
 712         (create_access): Set it for a DECL_NONADDRESSABLE_P field.
 713         (decide_one_param_reduction): Return 0 if the parameter is passed by
 714         reference and one of the accesses in the group is non_addressable.
 715
 716 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
 717
 718         PR tree-optimization/47056
 719         * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
 720         (mark_load): Likewise.  Handle FUNCTION_DECL specially.
 721         (mark_store): Likewise.  Pass STMT to ipa_record_reference.
 722
 723 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
 724
 725         * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
 726         initializer.  Skip view conversions from aggregate types.
 727
 728 2011-01-04  Kai Tietz  <kai.tietz@onevision.com>
 729
 730         PR bootstrap/47055
 731         * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
 732
 733 2011-01-04  Philipp Thomas <pth@suse.de>
 734
 735         * config/microblaze/microbalse.opt (mxl-float-convert): Fix
 736         obvious typo.
 737
 738 2011-01-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 739
 740         * function.c (thread_prologue_and_epilogue_insns): Do not crash
 741         on empty epilogue sequences.
 742
 743 2011-01-04  Joseph Myers  <joseph@codesourcery.com>
 744
 745         * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
 746         non-static): New Driver options.
 747
 748 2011-01-04  Jie Zhang  <jie@codesourcery.com>
 749
 750         PR driver/47137
 751         * gcc.c (default_compilers[]): Set combinable field to 0
 752         for all assembly languages.
 753
 754 2011-01-04  Mingjie Xing  <mingjie.xing@gmail.com>
 755
 756         * config/mips/loongson3a.md: New file.
 757         * config/mips/mips.md: Include loongson3a.md.
 758         * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
 759         TUNE_LOONGSON_3A.
 760
 761 2011-01-03  Eric Botcazou  <ebotcazou@adacore.com>
 762
 763         PR middle-end/47017
 764         * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
 765         instead of convert_memory_address_addr_space on the base expression.
 766
 767 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 768
 769         * config/spu/spu.c (spu_option_override): Update error text
 770         for bad -march= / -mtune= values.
 771
 772 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 773
 774         * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
 775         if branch-hint optimization will be performed.
 776
 777 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
 778
 779         PR tree-optimization/47148
 780         * ipa-split.c (split_function): Convert arguments to
 781         DECL_ARG_TYPE if possible.
 782
 783         PR tree-optimization/47155
 784         * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
 785         when computing uns.
 786
 787         PR rtl-optimization/47157
 788         * combine.c (try_combine): If undobuf.other_insn becomes
 789         (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
 790         and set *new_direct_jump_p too.
 791
 792 2011-01-03  Sebastian Pop  <sebastian.pop@amd.com>
 793
 794         PR tree-optimization/47021
 795         * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
 796
 797 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
 798
 799         * gcc.c (process_command): Update copyright notice dates.
 800         * gcov.c (print_version): Likewise.
 801         * gcov-dump.c (print_version): Likewise.
 802         * mips-tfile.c (main): Likewise.
 803         * mips-tdump.c (main): Likewise.
 804
 805 2011-01-03  Martin Jambor  <mjambor@suse.cz>
 806
 807         PR tree-optimization/46801
 808         * tree-sra.c (type_internals_preclude_sra_p): Check whether
 809         aggregate fields start at byte boundary instead of the bit-field flag.
 810
 811 2011-01-03  H.J. Lu  <hongjiu.lu@intel.com>
 812
 813         PR driver/47137
 814         * gcc.c (main): Revert revision 168407.
 815
 816 2011-01-03  Martin Jambor  <mjambor@suse.cz>
 817
 818         * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
 819
 820 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 821
 822         * tree-vect-generic.c (expand_vector_operations_1): When using vector/
 823         vector optab to expand vector/scalar shift, update gimple to vector.
 824
 825 2011-01-03  Martin Jambor  <mjambor@suse.cz>
 826
 827         * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
 828         a thunk.
 829
 830 2011-01-03  Martin Jambor  <mjambor@suse.cz>
 831
 832         PR tree-optimization/46984
 833         * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
 834         HOST_WIDE_INT.
 835         (cgraph_create_indirect_edge): Fixed line length.
 836         (cgraph_indirect_call_info): Declare.
 837         (cgraph_make_edge_direct) Update declaration.
 838         * cgraph.c (cgraph_allocate_init_indirect_info): New function.
 839         (cgraph_create_indirect_edge): Use it.
 840         (cgraph_make_edge_direct): Made delta HOST_WIDE_INT.  Updated all
 841         callees.
 842         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
 843         the new thunk_delta representation.
 844         * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
 845         HOST_WIDE_INT.
 846         (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
 847         (ipa_read_indirect_edge_info): Likewise.
 848         * lto-cgraph.c (output_edge_opt_summary): New function.
 849         (output_node_opt_summary): Call it on all outgoing edges.
 850         (input_edge_opt_summary): New function.
 851         (input_node_opt_summary): Call it on all outgoing edges.
 852
 853 2011-01-02  H.J. Lu  <hongjiu.lu@intel.com>
 854
 855         PR driver/47137
 856         * gcc.c (main): Don't check have_o when settting combine_inputs.
 857
 858 2011-01-02  Eric Botcazou  <ebotcazou@adacore.com>
 859
 860         * regrename.c: Add general comment describing the pass.
 861         (struct du_head): Remove 'length' field.
 862         (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
 863         (regrename_optimize): Do not sort chains.  Rework comments, add others.
 864         Force renaming to the preferred class (if any) in the first pass and do
 865         not consider registers that belong to it in the second pass.
 866         (create_new_chain): Do not set 'length' field.
 867         (scan_rtx_reg): Likewise.
 868
 869 2011-01-02  Jakub Jelinek  <jakub@redhat.com>
 870
 871         PR tree-optimization/47140
 872         * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
 873         TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
 874         to bit_value_binop.
 875
 876         PR rtl-optimization/47028
 877         * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
 878         parm_birth_insn instead of at the beginning of first bb.
 879
 880 2011-01-02  Mingjie Xing  <mingjie.xing@gmail.com>
 881
 882         * doc/generic.texi: Remove duplicated "@subsubsection Statements".
 883         Remove the word "see" before "@pxref".
 884         * doc/rtl.texi: Remove the word "see" before "@pxref".
 885
 886 2011-01-01  Jan Hubicka  <jh@suse.cz>
 887
 888         * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
 889         memory.
 890
 891 2011-01-01  Kai Tietz  <kai.tietz@onevision.com>
 892
 893         PR target/38662
 894         * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
 895
 896 \f
 897 Copyright (C) 2011 Free Software Foundation, Inc.
 898
 899 Copying and distribution of this file, with or without modification,
 900 are permitted in any medium without royalty provided the copyright
 901 notice and this notice are preserved.