gcc/ChangeLog

   1 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
   2
   3         * doc/gimple.texi: Fix quoting of multi-word return values in
   4         @deftypefn statements.  Ensure presence of return value.  Wrap
   5         overlong @deftypefn lines.
   6         (is_gimple_operand, is_gimple_min_invariant_address): Remove
   7         descriptions of removed functions.
   8         * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
   9         of multi-word return value in @deftypefn statement.
  10
  11 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
  12
  13         * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
  14         (Conditional Expressions, Logical Operators)
  15         (Statement and operand traversals): Do not indent smallexample
  16         code.  Fix duplicate function argument in example.
  17
  18 2011-01-10  Jeff Law  <law@redhat.com>
  19
  20         * PR tree-optimization/47141
  21         * ipa-split.c (split_function): Handle case where we are
  22         returning a value and the return block has a virtual operand phi.
  23
  24 2011-01-10  Jan Hubicka  <jh@suse.cz>
  25
  26         PR tree-optimization/47234
  27         * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
  28         (pass_feedback_split_functions): Declare.
  29         * passes.c (init_optimization_passes): Add ipa-split as subpass of
  30         tree-profile.
  31         * ipa-split.c (gate_split_functions): Update comments; disable
  32         split-functions for profile_arc_flag and branch_probabilities.
  33         (gate_feedback_split_functions): New function.
  34         (execute_feedback_split_functions): New function.
  35         (pass_feedback_split_functions): New global var.
  36
  37 2011-01-10  H.J. Lu  <hongjiu.lu@intel.com>
  38
  39         PR lto/46760
  40         * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
  41         calling gimple_call_set_cannot_inline.
  42
  43 2011-01-10  Iain Sandoe  <iains@gcc.gnu.org>
  44
  45         * config/darwin-sections.def: Remove unused section.
  46
  47 2011-01-10  Dave Korn  <dave.korn.cygwin@gmail.com>
  48
  49         PR c++/47218
  50         * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
  51
  52 2011-01-09  Nicola Pero  <nicola.pero@meta-innovation.com>
  53
  54         PR objc/47232
  55         * c-parser.c (c_parser_declaration_or_fndef): Improved
  56         error message.
  57
  58 2011-01-09  Kai Tietz  <kai.tietz@onevision.com>
  59
  60         * config/i386/winnt.c (i386_pe_start_function): Make sure
  61         to switch back to function's section.
  62
  63 2011-01-09  Iain Sandoe  <iains@gcc.gnu.org>
  64
  65         PR gcc/46902
  66         PR testsuite/46912
  67         * plugin.c: Move include of dlfcn.h from here...
  68         * system.h: ... to here.
  69
  70 2011-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
  71
  72         * doc/cpp.texi (C++ Named Operators): Fix markup for header
  73         file name.
  74         * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
  75         two extra empty pages in PDF output.
  76
  77 2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>
  78
  79         PR objc/47078
  80         * c-parser.c (c_parser_objc_type_name): If the type is unknown,
  81         for error recovery purposes behave as if it was not specified so
  82         that the default type is usd.
  83
  84 2011-01-07  Jan Hubicka  <jh@suse.cz>
  85
  86         PR tree-optmization/46469
  87         * ipa.c (function_and_variable_visibility): Clear needed flags on
  88         nodes with external decls; handle weakrefs merging correctly.
  89
  90 2011-01-07  Joseph Myers  <joseph@codesourcery.com>
  91
  92         * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
  93         not false.
  94
  95 2011-01-07  Jan Hubicka  <jh@suse.cz>
  96
  97         * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults
  98         and no longer claim that gold is required for linker plugin.
  99         * configure: Regenerate.
 100         * gcc.c (PLUGIN_COND): New macro.
 101         (LINK_COMMAND_SPEC): Use it.
 102         (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
 103         * config.in (HAVE_LTO_PLUGIN): New.
 104         * configure.ac (--with-lto-plugin): New parameter; autodetect
 105         HAVE_LTO_PLUGIN.
 106
 107 2011-01-07  Jan Hubicka  <jh@suse.cz>
 108
 109         PR tree-optimization/46367
 110         * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
 111         when we can update original.
 112         (cgraph_mark_inline_edge): Sanity check.
 113         * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
 114
 115 2011-01-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 116
 117         * config/spu/spu.h (ASM_COMMENT_START): Define.
 118
 119 2011-01-07  H.J. Lu  <hongjiu.lu@intel.com>
 120
 121         PR driver/42445
 122         * gcc.c (%>S): New.
 123         (SWITCH_KEEP_FOR_GCC): Likewise.
 124         (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
 125         (do_spec_1): Handle "%>".
 126
 127         * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
 128
 129 2011-01-07  Jakub Jelinek  <jakub@redhat.com>
 130
 131         PR target/47201
 132         * config/i386/i386.c (ix86_delegitimize_address): If
 133         simplify_gen_subreg fails, return orig_x.
 134
 135         PR bootstrap/47187
 136         * value-prof.c (gimple_stringop_fixed_value): Handle
 137         lhs of the call properly.
 138
 139 2011-01-07  Jan Hubicka  <jh@suse.cz>
 140
 141         PR lto/45375
 142         * lto-opt.c (lto_reissue_options): Set flag_shlib.
 143
 144 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
 145
 146         * target.def (function_switched_text_sections): New hook.
 147         * doc/tm.texi: Regenerated.
 148         * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
 149         * final.c (default_function_switched_text_sections): New.
 150         (final_scan_insn): Call function_switched_text_sections when a
 151         mid-function section change occurs.
 152         * output.h (default_function_switched_text_sections): Declare.
 153         * config/darwin-protos.h (darwin_function_switched_text_sections):
 154         Likewise.
 155         * config/darwin.c (darwin_function_switched_text_sections): New.
 156         * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
 157
 158 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
 159
 160         * dwarf2out.c (gen_subprogram_die):  Add pubnames with code ranges for
 161         DWARF >= 3.  Add pubnames for the primary section and a reduced DIE for
 162         the secondary code fragment when outputting for DWARF == 2.
 163
 164 2011-01-07  Anatoly Sokolov  <aesok@post.ru>
 165
 166         * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
 167         * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
 168         Remove.
 169         * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
 170         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
 171
 172 2011-01-06  Eric Botcazou  <ebotcazou@adacore.com>
 173
 174         PR debug/46704
 175         * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section
 176         only when it is not empty.
 177
 178 2011-01-06  Changpeng Fang  <changpeng.fang@amd.com>
 179
 180         Bobcat Enablement
 181         * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
 182         (case ${target}): Add btver1.
 183         * config/i386/driver-i386.c (host_detect_local_cpu): Let
 184         -march=native recognize btver1 processors.
 185         * config/i386/i386-c.c (ix86_target_macros_internal): Add
 186         btver1 def_and_undef
 187         * config/i386/i386.c (struct processor_costs btver1_cost): New
 188         btver1 cost table.
 189         (m_BTVER1): New definition.
 190         (m_AMD_MULTIPLE): Includes m_BTVER1.
 191         (initial_ix86_tune_features): Add btver1 tune.
 192         (processor_target_table): Add btver1 entry.
 193         (static const char *const cpu_names): Add btver1 entry.
 194         (software_prefetching_beneficial_p): Add btver1.
 195         (ix86_option_override_internal): Add btver1 instruction sets.
 196         (ix86_issue_rate): Add btver1.
 197         (ix86_adjust_cost): Add btver1.
 198         * config/i386/i386.h (TARGET_BTVER1): New definition.
 199         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
 200         (enum processor_type): Add PROCESSOR_BTVER1.
 201         * config/i386/i386.md (define_attr "cpu"): Add btver1.
 202
 203 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 204
 205         PR target/43309
 206         * config/i386/i386.c (legitimize_tls_address)
 207         <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
 208         * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
 209         (tls_initial_exec_64_sun): New pattern.
 210
 211 2011-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
 212
 213         * doc/invoke.texi (Overall Options): Improve wording and markup
 214         of the description of -wrapper.
 215
 216 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
 217
 218         * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
 219         rdynamic, threads): New Driver options.
 220
 221 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 222
 223         PR target/38118
 224         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
 225         if coming from .tdata.
 226         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
 227
 228 2011-01-06  Jan Hubicka  <jh@suse.cz>
 229
 230         PR lto/47188
 231         * collect2.c (main): Do not enable LTOmode when plugin is active.
 232
 233 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 234
 235         PR other/45915
 236         * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
 237         --version output if supported.
 238         * configure: Regenerate.
 239
 240 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
 241
 242         * config/linux-android.opt (tno-android-cc, tno-android-ld): New
 243         Driver options.
 244
 245 2011-01-06  Jakub Jelinek  <jakub@redhat.com>
 246
 247         PR c/47150
 248         * c-convert.c (convert): When converting a complex expression
 249         other than COMPLEX_EXPR to a different complex type, ensure
 250         c_save_expr is called instead of save_expr, unless in_late_binary_op.
 251         * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
 252         when converting COMPLEX_TYPE.
 253
 254 2011-01-06  Ira Rosen  <irar@il.ibm.com>
 255
 256         PR tree-optimization/47139
 257         * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
 258         only the last reduction value is used outside the loop.  Update
 259         documentation.
 260
 261 2011-01-05  Joseph Myers  <joseph@codesourcery.com>
 262
 263         * config/rtems.opt: New.
 264         * config.gcc (*-*-rtems*): Use rtems.opt.
 265
 266 2011-01-05  Changpeng Fang  <changpeng.fang@amd.com>
 267
 268         * config/i386/i386.c (ix86_option_override_internal): Bulldozer
 269         processors do not support 3DNow instructions.
 270
 271 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 272
 273         * config/spu/spu.c (spu_option_override): Set parameter
 274         PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
 275
 276 2011-01-05  Jan Hubicka  <jh@suse.cz>
 277
 278         * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
 279         at the command line.
 280
 281 2011-01-05  Martin Jambor  <mjambor@suse.cz>
 282
 283         PR lto/47162
 284         * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
 285         deltas on streamed outgoing edges.
 286         (output_node_opt_summary): Output info for outgoing edges only when
 287         the node is in new parameter set.
 288         (output_cgraph_opt_summary): New parameter set, passed to the two
 289         aforementioned functions.  Update its forward declaration and its
 290         callee too.
 291
 292 2011-01-05  Tom Tromey  <tromey@redhat.com>
 293
 294         * c-parser.c (c_parser_omp_atomic): Pass location of assignment
 295         operator to c_finish_omp_atomic.
 296         * c-typeck.c (lvalue_or_else): Add 'loc' argument.
 297         (build_unary_op): Update.
 298         (build_modify_expr): Update.
 299         (build_asm_expr): Update.
 300
 301 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 302
 303         * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
 304         newly inserted insns.
 305         (pad_bb): Likewise.
 306         (spu_emit_branch_hint): Likewise.
 307         (insert_hbrp_for_ilb_runout): Likewise.
 308         (spu_machine_dependent_reorg): Call df_finish_pass after
 309         schedule_insns returns.
 310
 311 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 312
 313         * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
 314
 315 2011-01-05  Eric Botcazou  <ebotcazou@adacore.com>
 316
 317         PR tree-optimization/47005
 318         * tree-sra.c (struct access): Add 'non_addressable' bit.
 319         (create_access): Set it for a DECL_NONADDRESSABLE_P field.
 320         (decide_one_param_reduction): Return 0 if the parameter is passed by
 321         reference and one of the accesses in the group is non_addressable.
 322
 323 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
 324
 325         PR tree-optimization/47056
 326         * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
 327         (mark_load): Likewise.  Handle FUNCTION_DECL specially.
 328         (mark_store): Likewise.  Pass STMT to ipa_record_reference.
 329
 330 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
 331
 332         * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
 333         initializer.  Skip view conversions from aggregate types.
 334
 335 2011-01-04  Kai Tietz  <kai.tietz@onevision.com>
 336
 337         PR bootstrap/47055
 338         * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
 339
 340 2011-01-04  Philipp Thomas <pth@suse.de>
 341
 342         * config/microblaze/microbalse.opt (mxl-float-convert): Fix
 343         obvious typo.
 344
 345 2011-01-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 346
 347         * function.c (thread_prologue_and_epilogue_insns): Do not crash
 348         on empty epilogue sequences.
 349
 350 2011-01-04  Joseph Myers  <joseph@codesourcery.com>
 351
 352         * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
 353         non-static): New Driver options.
 354
 355 2011-01-04  Jie Zhang  <jie@codesourcery.com>
 356
 357         PR driver/47137
 358         * gcc.c (default_compilers[]): Set combinable field to 0
 359         for all assembly languages.
 360
 361 2011-01-04  Mingjie Xing  <mingjie.xing@gmail.com>
 362
 363         * config/mips/loongson3a.md: New file.
 364         * config/mips/mips.md: Include loongson3a.md.
 365         * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
 366         TUNE_LOONGSON_3A.
 367
 368 2011-01-03  Eric Botcazou  <ebotcazou@adacore.com>
 369
 370         PR middle-end/47017
 371         * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
 372         instead of convert_memory_address_addr_space on the base expression.
 373
 374 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 375
 376         * config/spu/spu.c (spu_option_override): Update error text
 377         for bad -march= / -mtune= values.
 378
 379 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 380
 381         * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
 382         if branch-hint optimization will be performed.
 383
 384 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
 385
 386         PR tree-optimization/47148
 387         * ipa-split.c (split_function): Convert arguments to
 388         DECL_ARG_TYPE if possible.
 389
 390         PR tree-optimization/47155
 391         * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
 392         when computing uns.
 393
 394         PR rtl-optimization/47157
 395         * combine.c (try_combine): If undobuf.other_insn becomes
 396         (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
 397         and set *new_direct_jump_p too.
 398
 399 2011-01-03  Sebastian Pop  <sebastian.pop@amd.com>
 400
 401         PR tree-optimization/47021
 402         * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
 403
 404 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
 405
 406         * gcc.c (process_command): Update copyright notice dates.
 407         * gcov.c (print_version): Likewise.
 408         * gcov-dump.c (print_version): Likewise.
 409         * mips-tfile.c (main): Likewise.
 410         * mips-tdump.c (main): Likewise.
 411
 412 2011-01-03  Martin Jambor  <mjambor@suse.cz>
 413
 414         PR tree-optimization/46801
 415         * tree-sra.c (type_internals_preclude_sra_p): Check whether
 416         aggregate fields start at byte boundary instead of the bit-field flag.
 417
 418 2011-01-03  H.J. Lu  <hongjiu.lu@intel.com>
 419
 420         PR driver/47137
 421         * gcc.c (main): Revert revision 168407.
 422
 423 2011-01-03  Martin Jambor  <mjambor@suse.cz>
 424
 425         * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
 426
 427 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 428
 429         * tree-vect-generic.c (expand_vector_operations_1): When using vector/
 430         vector optab to expand vector/scalar shift, update gimple to vector.
 431
 432 2011-01-03  Martin Jambor  <mjambor@suse.cz>
 433
 434         * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
 435         a thunk.
 436
 437 2011-01-03  Martin Jambor  <mjambor@suse.cz>
 438
 439         PR tree-optimization/46984
 440         * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
 441         HOST_WIDE_INT.
 442         (cgraph_create_indirect_edge): Fixed line length.
 443         (cgraph_indirect_call_info): Declare.
 444         (cgraph_make_edge_direct) Update declaration.
 445         * cgraph.c (cgraph_allocate_init_indirect_info): New function.
 446         (cgraph_create_indirect_edge): Use it.
 447         (cgraph_make_edge_direct): Made delta HOST_WIDE_INT.  Updated all
 448         callees.
 449         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
 450         the new thunk_delta representation.
 451         * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
 452         HOST_WIDE_INT.
 453         (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
 454         (ipa_read_indirect_edge_info): Likewise.
 455         * lto-cgraph.c (output_edge_opt_summary): New function.
 456         (output_node_opt_summary): Call it on all outgoing edges.
 457         (input_edge_opt_summary): New function.
 458         (input_node_opt_summary): Call it on all outgoing edges.
 459
 460 2011-01-02  H.J. Lu  <hongjiu.lu@intel.com>
 461
 462         PR driver/47137
 463         * gcc.c (main): Don't check have_o when settting combine_inputs.
 464
 465 2011-01-02  Eric Botcazou  <ebotcazou@adacore.com>
 466
 467         * regrename.c: Add general comment describing the pass.
 468         (struct du_head): Remove 'length' field.
 469         (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
 470         (regrename_optimize): Do not sort chains.  Rework comments, add others.
 471         Force renaming to the preferred class (if any) in the first pass and do
 472         not consider registers that belong to it in the second pass.
 473         (create_new_chain): Do not set 'length' field.
 474         (scan_rtx_reg): Likewise.
 475
 476 2011-01-02  Jakub Jelinek  <jakub@redhat.com>
 477
 478         PR tree-optimization/47140
 479         * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
 480         TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
 481         to bit_value_binop.
 482
 483         PR rtl-optimization/47028
 484         * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
 485         parm_birth_insn instead of at the beginning of first bb.
 486
 487 2011-01-02  Mingjie Xing  <mingjie.xing@gmail.com>
 488
 489         * doc/generic.texi: Remove duplicated "@subsubsection Statements".
 490         Remove the word "see" before "@pxref".
 491         * doc/rtl.texi: Remove the word "see" before "@pxref".
 492
 493 2011-01-01  Jan Hubicka  <jh@suse.cz>
 494
 495         * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
 496         memory.
 497
 498 2011-01-01  Kai Tietz  <kai.tietz@onevision.com>
 499
 500         PR target/38662
 501         * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
 502
 503 \f
 504 Copyright (C) 2011 Free Software Foundation, Inc.
 505
 506 Copying and distribution of this file, with or without modification,
 507 are permitted in any medium without royalty provided the copyright
 508 notice and this notice are preserved.