gcc/ChangeLog

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