gcc/ChangeLog

   1 2011-09-07  Eric Botcazou  <ebotcazou@adacore.com>
   2             Iain Sandoe  <iains@gcc.gnu.org>
   3
   4         * config/rs6000/rs6000.c (compute_save_world_info): Test
   5         cfun->has_nonlocal_label to determine if the out-of-line save
   6         world call may be used.
   7
   8 2011-09-07  Nick Clifton  <nickc@redhat.com>
   9
  10         * config/mn10300/mn10300.c (mn10300_insert_setlb_lcc): Set the jump
  11         label on the parallel part of the insn.
  12
  13 2011-09-07  Jakub Jelinek  <jakub@redhat.com>
  14
  15         PR debug/50191
  16         * dwarf2out.c (mem_loc_descriptor) <case MEM>: Try
  17         avoid_constant_pool_reference first instead of last.
  18
  19 2011-09-06  Michael Meissner  <meissner@linux.vnet.ibm.com>
  20
  21         * doc/configfiles.texi (Configuration Files): Update documentation
  22         about tm_p.h and remove FIXME comment.
  23
  24 2011-09-06  Uros Bizjak  <ubizjak@gmail.com>
  25
  26         * config/i386/i386.c (ix86_function_value_regno_p): Use AX_REG.
  27         (function_value_32): Do not check TARGET_MMX, TARGET_SSE or TARGET_AVX.
  28
  29 2011-09-06  Iain Sandoe  <iains@gcc.gnu.org>
  30
  31         * config/darwin10.h Remove duplicate LIB_SPEC.
  32
  33 2011-09-06  Enkovich Ilya  <ilya.enkovich@intel.com>
  34
  35         PR middle-end/44382
  36         * target.def (reassociation_width): New hook.
  37
  38         * doc/tm.texi.in (reassociation_width): Likewise.
  39
  40         * doc/tm.texi (reassociation_width): Likewise.
  41
  42         * doc/invoke.texi (tree-reassoc-width): New param documented.
  43
  44         * hooks.h (hook_int_uint_mode_1): New default hook.
  45
  46         * hooks.c (hook_int_uint_mode_1): Likewise.
  47
  48         * config/i386/i386.h (ix86_tune_indices): Add
  49         X86_TUNE_REASSOC_INT_TO_PARALLEL and
  50         X86_TUNE_REASSOC_FP_TO_PARALLEL.
  51
  52         (TARGET_REASSOC_INT_TO_PARALLEL): New.
  53         (TARGET_REASSOC_FP_TO_PARALLEL): Likewise.
  54
  55         * config/i386/i386.c (initial_ix86_tune_features): Add
  56         X86_TUNE_REASSOC_INT_TO_PARALLEL and
  57         X86_TUNE_REASSOC_FP_TO_PARALLEL.
  58
  59         (ix86_reassociation_width) implementation of
  60         new hook for i386 target.
  61
  62         * params.def (PARAM_TREE_REASSOC_WIDTH): New param added.
  63
  64         * tree-ssa-reassoc.c (get_required_cycles): New function.
  65         (get_reassociation_width): Likewise.
  66         (swap_ops_for_binary_stmt): Likewise.
  67         (rewrite_expr_tree_parallel): Likewise.
  68
  69         (rewrite_expr_tree): Refactored. Part of code moved into
  70         swap_ops_for_binary_stmt.
  71
  72         (reassociate_bb): Now checks reassociation width to be used
  73         and call rewrite_expr_tree_parallel instead of rewrite_expr_tree
  74         if needed.
  75
  76 2011-09-06  Richard Guenther  <rguenther@suse.de>
  77
  78         PR tree-optimization/47025
  79         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): BUILT_IN_VA_END
  80         uses nothing.
  81         (call_may_clobber_ref_p_1): BUILT_IN_VA_END is a barrier like
  82         BUILT_IN_FREE.
  83         (stmt_kills_ref_p_1): BUILT_IN_VA_END kills what its argument
  84         definitely points to.
  85         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
  86         BUILT_IN_VA_START doesn't let its va_list argument escape.
  87         * tree-ssa-dce.c (propagate_necessity): BUILT_IN_VA_END does
  88         not make any previous stores necessary.
  89
  90 2011-09-06  Martin Jambor  <mjambor@suse.cz>
  91
  92         * ipa-inline.h (struct inline_summary): Move versionable flag...
  93         * cgraph.h (struct cgraph_local_info): ...here
  94         * ipa-cp.c (determine_versionability): Use the new versionable flag.
  95         (determine_versionability): Likewise.
  96         (ipcp_versionable_function_p): Likewise.
  97         (ipcp_generate_summary): Likewise.
  98         * ipa-inline-analysis.c (dump_inline_summary): Do not dump the
  99         versionable flag.
 100         (compute_inline_parameters): Do not clear the versionable flag.
 101         (inline_read_section): Do not stream the versionable flag.
 102         (inline_write_summary): Likewise.
 103         * lto-cgraph.c (lto_output_node): Stream the versionable flag.
 104         (input_overwrite_node): Likewise.
 105
 106 2011-09-06  Richard Guenther  <rguenther@suse.de>
 107
 108         PR tree-optimization/48149
 109         * tree-ssa-sccvn.c (vn_get_expr_for): Simplify.  Fix tuplification bug.
 110         (vn_valueize): Move earlier.
 111         (valueize_expr): Use vn_valueize.
 112         (simplify_binary_expression): Simplify, also combine COMPLEX_EXPR
 113         operands.
 114         (simplify_unary_expression): Simplify.
 115
 116 2011-09-06  Richard Guenther  <rguenther@suse.de>
 117
 118         PR tree-optimization/48317
 119         * tree-ssa-sccvn.h (struct vn_nary_op_s): Make op a true
 120         trailing array.
 121         (sizeof_vn_nary_op): New inline function.
 122         (vn_nary_op_lookup_pieces): Adjust.
 123         (vn_nary_op_insert_pieces): Likewise.
 124         * tree-ssa-sccvn.c (vn_nary_op_eq): Also compare the length.
 125         (init_vn_nary_op_from_pieces): Adjust signature.  Deal with
 126         any number of operands.
 127         (vn_nary_length_from_stmt): New function.
 128         (init_vn_nary_op_from_stmt): Adjust for CONSTRUCTOR handling.
 129         (vn_nary_op_lookup_pieces): Adjust signature and allocate properly
 130         sized temporary.
 131         (vn_nary_op_lookup): Likewise.
 132         (vn_nary_op_lookup_stmt): Likewise.
 133         (vn_nary_op_insert_into): Likewise.
 134         (vn_nary_op_insert_stmt): Likewise.
 135         (visit_use): Handle CONSTRUCTOR as nary.
 136         * tree-ssa-pre.c (phi_translate_1): Adjust.
 137         (create_expression_by_pieces): Likewise.
 138         (compute_avail): Likewise.
 139
 140 2011-09-06  Ira Rosen  <ira.rosen@linaro.org>
 141
 142          * config/arm/arm.c (arm_preferred_simd_mode): Check
 143         TARGET_NEON_VECTORIZE_DOUBLE instead of
 144         TARGET_NEON_VECTORIZE_QUAD.
 145         (arm_autovectorize_vector_sizes): Likewise.
 146         * config/arm/arm.opt (mvectorize-with-neon-quad): Make inverse
 147         mask of mvectorize-with-neon-double.  Add RejectNegative.
 148         (mvectorize-with-neon-double): New.
 149
 150 2011-09-06  Richard Guenther  <rguenther@suse.de>
 151
 152         * tree-ssa-sccvn.c (visit_use): CSE stmt pieces and simplify
 153         matching.
 154
 155 2011-09-06  Tom de Vries  <tom@codesourcery.com>
 156
 157         * recog.c (asm_labels_ok): New function.
 158         (check_asm_operands): Use asm_labels_ok.
 159
 160 2011-09-05  Richard Sandiford  <rdsandiford@googlemail.com>
 161
 162         PR target/49606
 163         * config/mips/mips.h (ABI_HAS_64BIT_SYMBOLS): Check Pmode.
 164         (PMODE_INSN): New macro.
 165         * config/mips/mips.c (gen_load_const_gp): Use PMODE_INSN.
 166         (mips_got_load, mips_expand_synci_loop): Likewise.
 167         (mips_save_gp_to_cprestore_slot): Handle SImode and DImode
 168         cprestore patterns.
 169         (mips_emit_loadgp): Use PMODE_INSN.  Handle SImode and DImode
 170         copygp_mips16 patterns.
 171         (mips_expand_prologue): Handle SImode and DImode potential_cprestore
 172         and use_cprestore patterns.
 173         (mips_override_options): Check for incompatible -mabi and -mlong
 174         combinations.
 175         * config/mips/mips.md (unspec_got<mode>): Rename to...
 176         (unspec_got_<mode>): ...this.
 177         (copygp_mips16): Use the Pmode iterator.
 178         (potential_cprestore, cprestore, use_cprestore): Likewise.
 179         (clear_cache, indirect_jump): Use PMODE_INSN.
 180         (indirect_jump<mode>): Rename to...
 181         (indirect_jump_<mode>): ...this.
 182         (tablejump): Use PMODE_INSN.
 183         (tablejump<mode>): Rename to...
 184         (tablejump_<mode>): ...this.
 185         (exception_receiver): Handle restore_gp_si and restore_gp_di.
 186         (restore_gp): Use the Pmode iterator.
 187         * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Use
 188         PMODE_INSN.
 189
 190 2011-09-05  Richard Sandiford  <rdsandiford@googlemail.com>
 191
 192         * config/mips/mips.c (mips_gimplify_va_arg_expr): Unshare off.
 193         Fix the type of the BIT_AND_EXPR.
 194
 195 2011-09-05  David S. Miller  <davem@davemloft.net>
 196
 197         * config.host: Add driver-sparc.o and sparc/x-sparc on
 198         native sparc*-*-linux* builds.
 199         * config/sparc/driver-sparc.c: Correct Linux strings.
 200         * config/sparc/linux.h: Add DRIVER_SELF_SPECS.
 201         * config/sparc/linux64.h: Likewise.
 202         * doc/invoke.texi: Document that Linux also supports
 203         -mcpu=native and -mtune=native on sparc.
 204
 205         * config/sparc/sparc-opts.h (PROCESSOR_NIAGARA3,
 206         PROCESSOR_NIAGARA4): New.
 207         * config/sparc/sparc.opt: Handle new processor types.
 208         * config/sparc/sparc.md: Add to "cpu" attribute.
 209         * config/sparc/sparc.h (TARGET_CPU_niagara3,
 210         TARGET_CPU_niagara4): New, treat as niagara2.
 211         * config/sparc/linux64.h: Handle niagara3 and niagara4
 212         like niagara2.
 213         * config/sparc/sol2.h: Likewise.
 214         * config/sparc/niagara2.md: Schedule niagara3 like
 215         niagara2.
 216         * config/sparc/sparc.c (sparc_option_override): Add
 217         niagara3 and niagara4 handling.
 218         (sparc32_initialize_trampoline): Likewise.
 219         (sparc64_initialize_trampoline): Likewise.
 220         (sparc_use_sched_lookahead): Likewise.
 221         (sparc_issue_rate): Likewise.
 222         (sparc_register_move_cost): Likewise.
 223         * config/sparc/driver-sparc.c (cpu_names): Use niagara3
 224         and niagara4 as appropriate.
 225         * doc/invoke.texi: Document new processor types.
 226         * config.gcc: Recognize niagara3 and niagara4 in --with-cpu
 227         and --with-tune options.
 228
 229         * config/sparc/sol2-64.h: Move ...
 230         * config/sparc/default-64.h: ... to here.  Update comment.
 231         * config.gcc: Update Solaris sparc to use default-64.h, also
 232         prefix this header into the list on sparc64-*-linux.
 233         * config/sparc/linux64.h (TARGET_DEFAULT): Only override if
 234         TARGET_64BIT_DEFAULT is defined.  Remove commented out reference
 235         to MASK_HARD_QUAD.
 236
 237 2011-09-05  Georg-Johann Lay  <avr@gjlay.de>
 238
 239         PR target/50289
 240         * config/avr/avr.c (sequent_regs_live): Don't recognize sequences
 241         that contain global register variable.
 242
 243 2011-09-05  Richard Guenther  <rguenther@suse.de>
 244
 245         * tree-cfg.c (replace_uses_by): Use fold_stmt, not fold_stmt_inplace.
 246
 247 2011-09-05  Richard Guenther  <rguenther@suse.de>
 248
 249         * stor-layout.c (layout_type): Use size_binop for array size
 250         calculations.
 251
 252 2011-09-05  Georg-Johann Lay  <avr@gjlay.de>
 253
 254         * config/avr/avr.h (progmem_section): Remove Declaration.
 255         * config/avr/avr.c (progmem_section): Make static and rename to
 256         progmem_swtable_section.
 257         (avr_output_addr_vec_elt): No need to switch sections.
 258         (avr_asm_init_sections): Use output_section_asm_op as section
 259         callback for progmem_swtable_section.
 260         (avr_output_progmem_section_asm_op): Remove Function.
 261         (TARGET_ASM_FUNCTION_RODATA_SECTION): New Define.
 262         (avr_asm_function_rodata_section): New static Function.
 263         * config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Output
 264         alignment 2**1 for jump tables.
 265
 266 2011-09-04  Jan Hubicka  <jh@suse.cz>
 267
 268         * ipa-inline-analysis.c (set_cond_stmt_execution_predicate): Check that
 269         parameter is SSA name.
 270
 271 2011-09-04  Richard Guenther  <rguenther@suse.de>
 272
 273         Revert
 274         2011-08-31  Richard Guenther  <rguenther@suse.de>
 275
 276         * fold-const.c (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE
 277         special-casing.
 278
 279 2011-09-04  Iain Sandoe  <iains@gcc.gnu.org>
 280
 281         PR debug/49901
 282         * config/darwin.h (DEBUG_MACRO_SECTION): New macro.
 283
 284 2011-09-04  Jakub Jelinek  <jakub@redhat.com>
 285             Ira Rosen  <ira.rosen@linaro.org>
 286
 287         PR tree-optimization/50208
 288         * tree-vect-patterns.c (vect_handle_widen_mult_by_const): Add an
 289         argument.  Check that def_stmt is inside the loop.
 290         (vect_recog_widen_mult_pattern): Update calls to
 291         vect_handle_widen_mult_by_cons.
 292         (vect_operation_fits_smaller_type): Check that def_stmt is
 293         inside the loop.
 294
 295 2011-09-04  Ira Rosen  <ira.rosen@linaro.org>
 296
 297         * tree-vectorizer.c (vect_print_dump_info): Print line
 298         number when dumping to a file.
 299         (vectorize_loops): Add new messages to dump file.
 300
 301 2011-09-03  Martin Jambor  <mjambor@suse.cz>
 302
 303         * ipa-prop.h (ipa_jump_func_t): New typedef.
 304         (struct ipa_edge_args): Removed field argument_count, field
 305         jump_functions turned into a vector.
 306         (ipa_set_cs_argument_count): Removed.
 307         (ipa_get_cs_argument_count): Updated to work on vectors.
 308         (ipa_get_ith_jump_func): Likewise.
 309         * ipa-prop.c (ipa_count_arguments): Removed.
 310         (compute_scalar_jump_functions): Use ipa_get_ith_jump_func to access
 311         jump functions.  Update caller.
 312         (compute_pass_through_member_ptrs): Likewise.
 313         (compute_cst_member_ptr_arguments): Likewise.
 314         (ipa_compute_jump_functions_for_edge): Get number of arguments from
 315         the statement, allocate vector.
 316         (ipa_compute_jump_functions): Do not call ipa_count_arguments.
 317         (duplicate_ipa_jump_func_array): Removed.
 318         (ipa_edge_duplication_hook): Use VEC_copy, do not copy argument count.
 319         (ipa_read_node_info): Allocate vector.
 320
 321 2011-09-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 322
 323         PR middle-end/50232
 324         * config/pa/pa.md (return): Define "return" insn pattern.
 325         (epilogue): Use it when no epilogue is needed.
 326         * config/pa/pa.c (pa_can_use_return_insn): New function.
 327         * config/pa/pa-protos.h (pa_can_use_return_insn): Declare.
 328
 329 2011-09-03  Eric Botcazou  <ebotcazou@adacore.com>
 330
 331         * cfgexpand.c (add_stack_var): Assert that the alignment is not zero.
 332         * tree-ssa-ccp.c (fold_builtin_alloca_for_var): Revert latest change.
 333         Force at least BITS_PER_UNIT alignment on the new variable.
 334
 335 2011-09-02  Gary Funck <gary@intrepid.com>
 336
 337         * opts.c (print_specific_help): Fix off-by-one compare in
 338         assertion check.
 339         * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
 340         CL_TARGET, CL_COMMON, CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED):
 341         Increase by +5 to allow for more languages.
 342         * optc-gen.awk: Generate #if that ensures that the number of
 343         languages is within the implementation-defined limit.
 344
 345 2011-09-02  Michael Matz  <matz@suse.de>
 346
 347         PR middle-end/50260
 348         * ipa-split.c (split_function): Call add_referenced_var.
 349
 350         * tree-ssa-phiopt.c (cond_store_replacement): Don't call get_var_ann.
 351         (cond_if_else_store_replacement_1): Ditto.
 352         * tree-ssa-pre.c (get_representative_for): Ditto.
 353         (create_expression_by_pieces): Ditto.
 354         (insert_into_preds_of_block): Ditto.
 355         * tree-sra.c (create_access_replacement): Ditto.
 356         (get_replaced_param_substitute): Ditto.
 357
 358 2011-09-02  Bernd Schmidt  <bernds@codesourcery.com>
 359
 360         * config/c6x/c6x.md (collapse-ndfa, no-comb-vect): New
 361         automata_options.
 362         (d1, l1, s1, m1, d2, l2, s2, m2): Changed to define_query_cpu_unit.
 363         (l1w, s1w, l2w, s2w): Define in the main automaton.
 364         (fps1, fpl1, adddps1, adddpl1, fps2, fpl2, adddps2, adddpl2): New
 365         units.
 366         * config/c6x/c6x.c (c6x_sched_insn_info): Add unit_mask member.
 367         (c6x_unit_names): Add the new units.
 368         (c6x_unit_codes): New static array.
 369         (UNIT_QID_D1, UNIT_QID_L1, UNIT_QID_S1, UNIT_QID_M1, UNIT_QID_FPS1,
 370         UNIT_QID_FPL1, UNIT_QID_ADDDPS1, UNIT_QID_ADDDPL1,
 371         UNIT_QID_SIDE_OFFSET): New macros.
 372         (RESERVATION_S2): Adjust value.
 373         (c6x_option_override): Compute c6x_unit_codes.
 374         (assign_reservations): Take the unit_mask of the last instruction
 375         into account.  Detect floating point reservations by looking for
 376         the new units.  Don't assign reservations if the field is already
 377         nonzero.
 378         (struct c6x_sched_context): Add member prev_cycle_state_ctx.
 379         (init_sched_state): Initialize it.
 380         (c6x_clear_sched_context): Free it.
 381         (insn_set_clock): Clear reservation.
 382         (prev_cycle_state): New static variable.
 383         (c6x_init_sched_context): Save it.
 384         (c6x_sched_init): Allocate space for it and clear it.
 385         (c6x_sched_dfa_pre_cycle_insn): New static function.
 386         (c6x_dfa_new_cycle): Save state at the start of a new cycle.
 387         (c6x_variable_issue): Only record units in the unit_mask that
 388         were not set at the start of the cycle.
 389         (c6x_variable_issue): Compute and store the unit_mask from the
 390         current state.
 391         (reorg_split_calls): Ensure the new information remains correct.
 392         (TARGET_SCHED_DFA_NEW_CYCLE, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
 393         TARGET_SCHED_DFA_PRE_CYCLE_INSN): Define.
 394         * config/c6x/c6x.h (CPU_UNITS_QUERY): Define.
 395         * config/c6x/c6x-sched.md.in (fp4_ls_N__CROSS_, adddp_ls_N__CROSS_):
 396         Add special reservations.
 397         * config/c6x/c6x-sched.md: Regenerate.
 398
 399 2011-09-02  Martin Jambor  <mjambor@suse.cz>
 400
 401         * ipa-prop.h (ipa_node_params): Removed fields
 402         called_with_var_arguments and node_versionable.
 403         (ipa_set_called_with_variable_arg): Removed.
 404         (ipa_is_called_with_var_arguments): Likewise.
 405         * ipa-cp.c (ipa_get_lattice): Fixed index check in an assert.
 406         (determine_versionability): Do not check for type attributes and va
 407         builtins.  Record versionability into inline summary.
 408         (initialize_node_lattices): Do not check
 409         ipa_is_called_with_var_arguments.
 410         (propagate_constants_accross_call): Likewise, ignore arguments we do
 411         not have PARM_DECLs for, set variable flag for parameters that were
 412         not passed a value.
 413         (create_specialized_node): Dump info that we cannot change signature.
 414         * ipa-prop.c (ipa_compute_jump_functions): Do not care about variable
 415         number of arguments.
 416         (ipa_make_edge_direct_to_target): Likewise.
 417         (ipa_update_after_lto_read): Likewise.
 418         (ipa_node_duplication_hook): Do not copy called_with_var_arguments flag.
 419         * tree-inline.c (copy_arguments_for_versioning): Copy PARM_DECLs if
 420         they were remapped.
 421
 422 2011-09-02  Richard Guenther  <rguenther@suse.de>
 423
 424         PR tree-optimization/27460
 425         PR middle-end/29269
 426         * doc/md.texi (vcond): Document.
 427         * genopinit.c (optabs): Turn vcond{,u}_optab into a conversion
 428         optab with two modes.
 429         * optabs.h (enum convert_optab_index): Add COI_vcond, COI_vcondu.
 430         (enum direct_optab_index): Remove DOI_vcond, DOI_vcondu.
 431         (vcond_optab): Adjust.
 432         (vcondu_optab): Likewise.
 433         (expand_vec_cond_expr_p): Adjust prototype.
 434         * optabs.c (get_vcond_icode): Adjust.
 435         (expand_vec_cond_expr_p): Likewise.
 436         (expand_vec_cond_expr): Likewise.
 437         * tree-vect-stmts.c (vect_is_simple_cond): Return the comparison
 438         vector type.
 439         (vectorizable_condition): Allow differing types for comparison
 440         and result.
 441         * config/i386/i386.c (ix86_expand_sse_cmp): Use proper mode
 442         for the comparison.
 443         * config/i386/sse.md (vcond<mode>): Split to
 444         vcond<V_256:mode><VF_256:mode>, vcond<V_128:mode><VF_128:mode>,
 445         vcond<V_128:mode><VI124_128:mode> and
 446         vcondu<V_128:mode><VI124_128:mode>.
 447         (vcondv2di): Change to vcond<VI8F_128:mode>v2di.
 448         (vconduv2di): Likewise.
 449         * config/arm/neon.md (vcond<mode>): Change to vcond*<mode><mode>.
 450         (vcondu<mode>): Likewise.
 451         * config/ia64/vect.md (vcond<mode>): Likewise.
 452         (vcondu<mode>): Likewise.
 453         (vcondv2sf): Likewise.
 454         * config/mips/mips-ps-3d.md (vcondv2sf): Likewise.
 455         * config/rs6000/paired.md (vcondv2sf): Likewise.
 456         * config/rs6000/vector.md (vcond<mode>): Likewise.
 457         (vcondu<mode>): Likewise.
 458         * config/spu/spu.md (vcond<mode>): Likewise.
 459         (vcondu<mode>): Likewise.
 460
 461 2011-09-02  Richard Guenther  <rguenther@suse.de>
 462
 463         * pretty-print.h (pp_unsigned_wide_integer): New.
 464         * tree-pretty-print.c (dump_generic_node): Print unsigned
 465         host-wide-int fitting INTEGER_CSTs with pp_unsigned_wide_integer.
 466
 467 2011-09-02  Richard Sandiford  <richard.sandiford@linaro.org>
 468
 469         PR target/49987
 470         * config/rs6000/rs6000.c (paired_expand_vector_init): Check for
 471         valid CONST_VECTOR operands.
 472         (rs6000_expand_vector_init): Likewise.
 473
 474 2011-09-02  Martin Jambor  <mjambor@suse.cz>
 475
 476         * cgraph.h (cgraph_indirect_call_info): Removed field thunk_delta.
 477         * gimple-fold.c (gimple_get_virt_method_for_binfo): Rewritten to use
 478         BINFO_VTABLE.  Parameter delta removed, all callers updated.
 479         * tree.c (free_lang_data_in_binfo): Clear BINFO_VIRTUALs instead
 480         BINFO_VTABLE.
 481         * cgraph.c (cgraph_make_edge_direct): Removed parameter delta, updated
 482         all calls.
 483         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Removed
 484         handling of thunk_delta.
 485         * ipa-cp.c (get_indirect_edge_target): Removed parameter delta.
 486         (devirtualization_time_bonus): Do not handle thunk deltas.
 487         (ipcp_discover_new_direct_edges): Likewise.
 488         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
 489         (try_make_edge_direct_simple_call): Likewise.
 490         (try_make_edge_direct_virtual_call): Likewise.
 491         * lto-cgraph.c (output_cgraph_opt_summary_p): Likewise.  Mark
 492         parameter set as unused.
 493         (output_edge_opt_summary): Likewise.  Mark both parameters as unused.
 494         * lto-cgraph.c (output_cgraph_opt_summary_p): Likewise.  Mark
 495         parameter set as unused.
 496         (output_edge_opt_summary): Likewise.  Mark both parameters as unused.
 497         (input_edge_opt_summary): Likewise.
 498         * lto-streamer-out.c (lto_output_ts_binfo_tree_pointers): Do not stream
 499         BINFO_VIRTUALS at all.
 500         * lto-streamer-in.c (lto_input_ts_binfo_tree_pointers): Likewise.
 501
 502 2011-09-02  Richard Guenther  <rguenther@suse.de>
 503
 504         * tree-ssa-ccp.c (fold_builtin_alloca_for_var): Do not fold alloca (0).
 505         (ccp_fold_stmt): Continue replacing args when folding alloca fails.
 506
 507 2011-08-31  Richard Guenther  <rguenther@suse.de>
 508
 509         * expr.c (expand_expr_real_2): Move COND_EXPR and VEC_COND_EXPR
 510         handling here, from ...
 511         (expand_expr_real_1): ... here.
 512         * gimple-pretty-print.c (dump_ternary_rhs): Handle COND_EXPR
 513         and VEC_COND_EXPR.
 514         * gimple.c (gimple_rhs_class_table): Make COND_EXPR and VEC_COND_EXPR
 515         a GIMPLE_TERNARY_RHS.
 516         * tree-cfg.c (verify_gimple_assign_ternary): Handle COND_EXPR
 517         and VEC_COND_EXPR here ...
 518         (verify_gimple_assign_single): ... not here.
 519         * gimple-fold.c (fold_gimple_assign): Move COND_EXPR folding.
 520         * tree-object-size.c (cond_expr_object_size): Adjust.
 521         (collect_object_sizes_for): Likewise.
 522         * tree-scalar-evolution.c (interpret_expr): Don't handle
 523         ternary RHSs.
 524         * tree-ssa-forwprop.c (forward_propagate_into_cond): Fix and simplify.
 525         (ssa_forward_propagate_and_combine): Adjust.
 526         * tree-ssa-loop-im.c (move_computations_stmt): Build the COND_EXPR
 527         as ternary.
 528         * tree-ssa-threadedge.c (fold_assignment_stmt): Adjust.
 529         * tree-vect-loop.c (vect_is_simple_reduction_1): Likewise.
 530         * tree-vect-stmt.c (vectorizable_condition): Likewise.
 531         * tree-vrp.c (extract_range_from_cond_expr): Likewise.
 532         (extract_range_from_assignment): Likewise.
 533
 534 2011-08-31  Richard Sandiford  <rdsandiford@googlemail.com>
 535
 536         * config/i386/i386.md: Use (match_test ...) for attribute tests.
 537         * config/i386/mmx.md: Likewise.
 538         * config/i386/sse.md: Likewise.
 539         * config/i386/predicates.md (call_insn_operand): Use
 540         (not (match_test "...")) instead of (match_test "!...")
 541         * config/i386/constraints.md (w): Likewise.
 542
 543 2011-08-31  Richard Sandiford  <rdsandiford@googlemail.com>
 544
 545         * doc/md.texi: Describe the use of match_tests in attribute tests.
 546         * rtl.def (MATCH_TEST): Update commentary.
 547         * genattrtab.c (attr_copy_rtx, check_attr_test, clear_struct_flag)
 548         (write_test_expr, walk_attr_value): Handle MATCH_TEST.
 549
 550 2011-08-31  Richard Sandiford  <rdsandiford@googlemail.com>
 551
 552         * genattrtab.c (attr_rtx_1): Hash SYMBOL_REFs.
 553         (attr_string): Use copy_md_ptr_loc.
 554
 555 2011-08-31  Martin Jambor  <mjambor@suse.cz>
 556
 557         PR middle-end/49886
 558         * ipa-inline-analysis.c (compute_inline_parameters): Set
 559         can_change_signature of noes with typde attributes.
 560         * ipa-split.c (split_function): Do not skip any arguments if
 561         can_change_signature is set.
 562
 563 2011-08-31  Martin Jambor  <mjambor@suse.cz>
 564
 565         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Alias
 566         check removed.
 567
 568 2011-08-31  Richard Guenther  <rguenther@suse.de>
 569
 570         * fold-const.c (extract_muldiv_1): Remove bogus TYPE_IS_SIZETYPE
 571         special-casing.
 572
 573 2011-08-31  Marc Glisse  <marc.glisse@inria.fr>
 574
 575         * doc/generic.texi (Types for C++): CP_TYPE_QUALS -> cp_type_quals.
 576
 577 2011-08-31  Tom de Vries  <tom@codesourcery.com>
 578
 579         PR middle-end/43513
 580         * Makefile.in (tree-ssa-ccp.o): Add $(PARAMS_H) to rule.
 581         * tree-ssa-ccp.c (params.h): Include.
 582         (fold_builtin_alloca_for_var): New function.
 583         (ccp_fold_stmt): Use fold_builtin_alloca_for_var.
 584
 585 2011-08-30  Uros Bizjak  <ubizjak@gmail.com>
 586
 587         * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
 588         Handle FMA option.
 589
 590 2011-08-30  Andrew Stubbs  <ams@codesourcery.com>
 591
 592         * config/arm/arm.c (optimal_immediate_sequence_1): Make b1, b2,
 593         b3 and b4 unsigned.
 594
 595 2011-08-30  Andrew Stubbs  <ams@codesourcery.com>
 596
 597         * config/arm/arm.c (arm_gen_constant): Set can_negate correctly
 598         when code is SET.
 599
 600 2011-08-30  Richard Guenther  <rguenther@suse.de>
 601
 602         PR middle-end/48571
 603         * gimple.h (maybe_fold_offset_to_address): Remove.
 604         (maybe_fold_offset_to_reference): Likewise.
 605         (maybe_fold_stmt_addition): Likewise.
 606         (may_propagate_address_into_dereference): Likewise.
 607         * tree-inline.c (remap_gimple_op_r): Do not reconstruct
 608         array references.
 609         * gimple-fold.c (canonicalize_constructor_val): Likewise.
 610         Canonicalize invariant POINTER_PLUS_EXPRs to invariant MEM_REF
 611         addresses instead.
 612         (may_propagate_address_into_dereference): Remove.
 613         (maybe_fold_offset_to_array_ref): Likewise.
 614         (maybe_fold_offset_to_reference): Likewise.
 615         (maybe_fold_offset_to_address): Likewise.
 616         (maybe_fold_stmt_addition): Likewise.
 617         (fold_gimple_assign): Do not reconstruct array references but
 618         instead canonicalize invariant POINTER_PLUS_EXPRs to invariant
 619         MEM_REF addresses.
 620         (gimple_fold_stmt_to_constant_1): Likewise.
 621         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
 622         * gimplify.c (gimplify_conversion): Likewise.
 623         (gimplify_expr): Likewise.
 624
 625 2011-08-30  Ilya Tocar  <ilya.tocar@intel.com>
 626
 627         * config/i386/fmaintrin.h: New.
 628         * config.gcc: Add fmaintrin.h.
 629         * config/i386/i386.c
 630         (enum ix86_builtins) <IX86_BUILTIN_VFMADDSS3>: New.
 631         <IX86_BUILTIN_VFMADDSD3>: Likewise.
 632         * config/i386/sse.md (fmai_vmfmadd_<mode>): New.
 633         (*fmai_fmadd_<mode>): Likewise.
 634         (*fmai_fmsub_<mode>): Likewise.
 635         (*fmai_fnmadd_<mode>): Likewise.
 636         (*fmai_fnmsub_<mode>): Likewise.
 637         * config/i386/immintrin.h: Add fmaintrin.h.
 638
 639 2011-08-30  Bernd Schmidt  <bernds@codesourcery.com>
 640
 641         * genautomata.c (NO_COMB_OPTION): New macro.
 642         (no_comb_flag): New static variable.
 643         (gen_automata_option): Handle NO_COMB_OPTION.
 644         (comb_vect_p): False if no_comb_flag.
 645         (add_vect): Move computation of min/max values.  Return early if
 646         no_comb_flag.
 647         * doc/md.texi (automata_option): Document no-comb-vect.
 648
 649         * config/i386/i386.c (get_pc_thunk_name): Change prefix to
 650         "__x86.get_pc_thunk".
 651
 652         * bb-reorder.c (insert_section_boundary_note): Only do it if
 653         we reordered the blocks; i.e. not if !optimize_function_for_speed_p.
 654
 655 2011-08-30  Christian Bruel  <christian.bruel@st.com>
 656
 657         * coverage.c (coverage_init): Check flag_branch_probabilities instead of
 658         flag_profile_use.
 659
 660 2011-08-29  Michael Meissner  <meissner@linux.vnet.ibm.com>
 661
 662         * config/rs6000/rs6000.opt (-msave-toc-indirect): Change default
 663         to off.  Document switch.
 664         * doc/invoke.texi (-msave-toc-indirect): Ditto.
 665
 666 2011-08-29  Jakub Jelinek  <jakub@redhat.com>
 667
 668         * gthr-posix.h (__gthread_active_p): Do not use preprocessor
 669         conditionals and comments inside macro arguments.
 670
 671 2011-08-29  Artjoms Sinkarovs  <artyom.shinkaroff@gmail.com>
 672             Richard Guenther  <rguenther@suse.de>
 673
 674         * tree.h (constant_boolean_node): Adjust prototype.
 675         * fold-const.c (fold_convert_loc): Move aggregate conversion
 676         leeway down.
 677         (constant_boolean_node): Make value parameter boolean, add
 678         vector type handling.
 679         (fold_unary_loc): Use constant_boolean_node.
 680         (fold_binary_loc): Preserve types properly when folding
 681         COMPLEX_EXPR <__real x, __imag x>.
 682         * gimplify.c (gimplify_expr): Handle vector comparison.
 683         * tree.def (EQ_EXPR, ...): Document behavior on vector typed
 684         comparison.
 685         * tree-cfg.c (verify_gimple_comparison): Verify vector typed
 686         comparisons.
 687
 688 2011-08-29  Jakub Jelinek  <jakub@redhat.com>
 689
 690         PR middle-end/48722
 691         * emit-rtl.c (unshare_all_rtl_again): For CALL_INSNs,
 692         reset_used_flags also in CALL_INSN_FUNCTION_USAGE.
 693         (verify_rtl_sharing): Likewise and verify_rtx_sharing
 694         in there too.
 695         (unshare_all_rtl_in_chain): For CALL_INSNs
 696         copy_rtx_if_shared also CALL_INSN_FUNCTION_USAGE.
 697
 698 2011-08-29  Richard Guenther  <rguenther@suse.de>
 699
 700         * gimple-fold.c (gimple_fold_stmt_to_constant_1): Set a location
 701         on the built ADDR_EXPR.
 702
 703 2011-08-29  Jakub Jelinek  <jakub@redhat.com>
 704
 705         PR debug/50215
 706         * var-tracking.c (create_entry_value): Call cselib_lookup_from_insn
 707         before adding ENTRY_VALUE to val->locs.
 708
 709 2011-08-28  Mikael Pettersson  <mikpe@it.uu.se>
 710
 711         PR bootstrap/50218
 712         * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Initialize
 713         comp.
 714
 715 2011-08-27  Bernd Schmidt  <bernds@codesourcery.com>
 716
 717         * doc/rtl.texi (simple_return): Document.
 718         (parallel, PATTERN): Here too.
 719         * doc/md.texi (return): Mention it's allowed to expand to simple_return
 720         in some cases.
 721         (simple_return): Document standard pattern.
 722         * gengenrtl.c (special_rtx): SIMPLE_RETURN is special.
 723         * final.c (final_scan_insn): Use ANY_RETURN_P on body.
 724         * reorg.c (function_return_label, function_simple_return_label):
 725         New static variables, replacing...
 726         (end_of_function_label): ... this.
 727         (simplejump_or_return_p): New static function.
 728         (optimize_skip, steal_delay_list_from_fallthrough,
 729         fill_slots_from_thread): Use it.
 730         (relax_delay_slots): Likewise.  Use ANY_RETURN_P on body.
 731         (rare_destination, follow_jumps): Use ANY_RETURN_P on body.
 732         (find_end_label): Take a new arg which is one of the two return
 733         rtxs.  Depending on which, set either function_return_label or
 734         function_simple_return_label.  All callers changed.
 735         (make_return_insns): Make both kinds.
 736         (dbr_schedule): Adjust for two kinds of end labels.
 737         * function.c (emit_return_into_block): Set JUMP_LABEL properly.
 738         * genemit.c (gen_exp): Handle SIMPLE_RETURN.
 739         (gen_expand, gen_split): Use ANY_RETURN_P.
 740         * df-scan.c (df_uses_record): Handle SIMPLE_RETURN.
 741         * rtl.def (SIMPLE_RETURN): New code.
 742         * ifcvt.c (find_if_case_1): Be more careful about
 743         redirecting jumps to the EXIT_BLOCK.
 744         * jump.c (condjump_p, condjump_in_parallel_p, any_condjump_p,
 745         returnjump_p_1): Handle SIMPLE_RETURNs.
 746         * print-rtl.c (print_rtx): Likewise.
 747         * rtl.c (copy_rtx): Likewise.
 748         * bt-load.c (compute_defs_uses_and_gen): Use ANY_RETURN_P.
 749         * combine.c (simplify_set): Likewise.
 750         * resource.c (find_dead_or_set_registers, mark_set_resources):
 751         Likewise.
 752         * emit-rtl.c (verify_rtx_sharing, classify_insn, copy_insn_1,
 753         copy_rtx_if_shared_1, mark_used_flags): Handle SIMPLE_RETURNs.
 754         (init_emit_regs): Initialize simple_return_rtx.
 755         * cfglayout.c (fixup_reorder_chain): Pass a JUMP_LABEL to
 756         force_nonfallthru_and_redirect.
 757         * rtl.h (ANY_RETURN_P): Allow SIMPLE_RETURN.
 758         (GR_SIMPLE_RETURN): New enum value.
 759         (simple_return_rtx): New macro.
 760         * basic-block.h (force_nonfallthru_and_redirect): Adjust
 761         declaration.
 762         * cfgrtl.c (force_nonfallthru_and_redirect): Take a new jump_label
 763         argument.  All callers changed.  Be careful about what kinds of
 764         returnjumps to generate.
 765         * config/i386/3i86.c (ix86_pad_returns, ix86_count_insn_bb,
 766         ix86_pad_short_function): Likewise.
 767         * config/arm/arm.c (arm_final_prescan_insn): Handle both kinds
 768         of return.
 769         * config/mips/mips.md (any_return): New code_iterator.
 770         (optab): Add cases for return and simple_return.
 771         (return): Expand to a simple_return.
 772         (simple_return): New pattern.
 773         (*<optab>, *<optab>_internal for any_return): New patterns.
 774         (return_internal): Remove.
 775         * config/mips/mips.c (mips_expand_epilogue): Make the last insn
 776         a simple_return_internal.
 777
 778 2011-08-27  Uros Bizjak  <ubizjak@gmail.com>
 779
 780         * config/i386/sse.md (*absneg<mode>2): Fix split condition.
 781         (vec_extract_lo_<mode>): Prevent both operands in memory.
 782         (vec_extract_lo_v16hi): Ditto.
 783         (*vec_extract_v4sf_mem): Add TARGET_SSE insn constraint.
 784
 785 2011-08-27  Uros Bizjak  <ubizjak@gmail.com>
 786
 787         * config/i386/sse.md (mulv16qi3): Attach REG_EQUAL note.
 788         (*sse2_mulv4si3): Ditto.
 789         (mulv2di3): Ditto.
 790         * config/i386/i386.c (legitimize_tls_address): Change REG_EQIV
 791         notes to REG_EQUAL.
 792
 793 2011-08-27  Uros Bizjak  <ubizjak@gmail.com>
 794
 795         PR target/50202
 796         * config/i386/sse.md (sse4_2_pcmpestr): Emit NOTE_INSN_DELETED note
 797         when all outputs are unused.
 798         (sse4_2_pcmpistr): Ditto.
 799
 800 2011-08-26  Uros Bizjak  <ubizjak@gmail.com>
 801
 802         * config/i386/i386.md (round<mode>2): New expander.
 803         * config/i386/i386.c (enum ix86_builtins): Add
 804         IX86_BUILTIN_ROUND{PS,PD}_AZ{,256}.
 805         (struct builtin_description): Add __builtin_ia32_round{ps,pd}_az{,256}
 806         descriptions.
 807         (ix86_builtin_vectorized_function): Handle BUILT_IN_ROUND{,F} builtins.
 808         (ix86_build_const_vector): Rewrite using loop with RTVEC_ELT accessor.
 809
 810 2011-08-26  Uros Bizjak  <ubizjak@gmail.com>
 811
 812         PR middle-end/50083
 813         * convert.c (convert_to_integer) <BUIT_IN_ROUND{,F,L}>: Convert
 814         only when TARGET_C99_FUNCTIONS.
 815         <BUILT_IN_NEARBYINT{,F,L}>: Ditto.
 816         <BUILT_IN_RINT{,F,L}>: Ditto.
 817
 818 2011-08-26  Michael Matz  <matz@suse.de>
 819             Jakub Jelinek  <jakub@redhat.com>
 820
 821         PR lto/50165
 822         * lto-streamer-in.c (canon_file_name): Initialize new_slot->len;
 823         don't call strlen twice, use memcpy.
 824
 825 2011-08-26  H.J. Lu  <hongjiu.lu@intel.com>
 826
 827         * config/i386/bmi2intrin.h: Allow in <immintrin.h>.
 828         * config/i386/bmiintrin.h: Likewise.
 829         * config/i386/lzcntintrin.h: Likewise.
 830
 831         * config/i386/immintrin.h: Include <lzcntintrin.h>,
 832         <bmiintrin.h> and <bmi2intrin.h>.
 833
 834 2011-08-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 835
 836         PR target/50166
 837         * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Check count in main.
 838         * configure: Regenerate.
 839
 840 2011-08-26  Jakub Jelinek  <jakub@redhat.com>
 841
 842         PR c/50179
 843         * c-typeck.c (c_process_expr_stmt): Skip over nops and
 844         call mark_exp_read even if exprv is ADDR_EXPR.
 845
 846 2011-08-26  Richard Sandiford  <richard.sandiford@linaro.org>
 847
 848         * df-problems.c (df_note_bb_compute): Pass uses rather than defs
 849         to df_set_dead_notes_for_mw.
 850
 851 2011-08-26  Richard Guenther  <rguenther@suse.de>
 852
 853         * varasm.c (decode_addr_const): Handle MEM_REF[&X, OFF].
 854
 855 2011-08-26  Zdenek Dvorak  <ook@ucw.cz>
 856             Tom de Vries  <tom@codesourcery.com>
 857
 858         * tree-ssa-loop-ivopts.c (struct cost_pair): Add comp field.
 859         (struct ivopts_data): Add loop_single_exit_p field.
 860         (niter_for_exit): Change parameter desc_p into return value.  Return
 861         desc if desc->may_be_zero.  Free desc if unused.
 862         (niter_for_single_dom_exit): Change return type.
 863         (find_induction_variables): Handle changed return type of
 864         niter_for_single_dom_exit.  Dump may_be_zero.
 865         (add_candidate_1): Keep original base and step type for IP_ORIGINAL.
 866         (set_use_iv_cost): Add and handle comp parameter.
 867         (determine_use_iv_cost_generic, determine_use_iv_cost_address): Add
 868         comp argument to set_use_iv_cost.
 869         (strip_wrap_conserving_type_conversions, expr_equal_p)
 870         (difference_cannot_overflow_p, iv_elimination_compare_lt): New function.
 871         (may_eliminate_iv): Add comp parameter.  Handle new return type of
 872         niter_for_exit.  Use loop_single_exit_p.  Use iv_elimination_compare_lt.
 873         (determine_use_iv_cost_condition): Add comp argument to set_use_iv_cost
 874         and may_eliminate_iv.
 875         (rewrite_use_compare): Move call to iv_elimination_compare to ...
 876         (may_eliminate_iv): Here.
 877         (tree_ssa_iv_optimize_loop): Initialize loop_single_exit_p.
 878
 879 2011-08-26  Tom de Vries  <tom@codesourcery.com>
 880
 881         * tree-pretty-print (dump_generic_node): Test for NULL_TREE before
 882         accessing TREE_TYPE.
 883
 884 2011-08-26  Jiangning Liu  <jiangning.liu@arm.com>
 885
 886         * config/arm/arm.md (*ior_scc_scc): Enable for Thumb2 as well.
 887         (*ior_scc_scc_cmp): Likewise
 888         (*and_scc_scc): Likewise.
 889         (*and_scc_scc_cmp): Likewise.
 890         (*and_scc_scc_nodom): Likewise.
 891         (*cmp_ite0, *cmp_ite1, *cmp_and, *cmp_ior): Handle Thumb2.
 892
 893 2011-08-26  Jakub Jelinek  <jakub@redhat.com>
 894
 895         * rtlanal.c (nonzero_bits1): Handle CLRSB.
 896
 897 2011-08-26  Richard Guenther  <rguenther@suse.de>
 898
 899         * expr.c (string_constant): Handle &MEM_REF.
 900
 901 2011-08-26  Andrew Stubbs  <ams@codesourcery.com>
 902
 903         * config/arm/arm.c (struct four_ints): New type.
 904         (count_insns_for_constant): Delete function.
 905         (find_best_start): Delete function.
 906         (optimal_immediate_sequence): New function.
 907         (optimal_immediate_sequence_1): New function.
 908         (arm_gen_constant): Move constant splitting code to
 909         optimal_immediate_sequence.
 910         Rewrite constant negation/invertion code.
 911
 912 2011-08-26  Andrew Stubbs  <ams@codesourcery.com>
 913
 914         * config/arm/arm-protos.h (const_ok_for_op): Add prototype.
 915         * config/arm/arm.c (const_ok_for_op): Add support for addw/subw.
 916         Remove prototype. Remove static function type.
 917         * config/arm/arm.md (*arm_addsi3): Add addw/subw support.
 918         Add arch attribute.
 919         * config/arm/constraints.md (Pj, PJ): New constraints.
 920
 921 2011-08-26  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
 922
 923         * config/arm/cortex-a9.md ("cortex_a9_mult_long"): New.
 924         ("cortex_a9_multiply_long"): New and use above.  Handle all
 925         long multiply cases.
 926         ("cortex_a9_multiply"): Handle smmul and smmulr.
 927         ("cortex_a9_mac"): Handle smmla.
 928
 929 2011-08-25  Richard Henderson  <rth@redhat.com>
 930
 931         PR 50132
 932         PR 49864
 933         * cfgcleanup.c (old_insns_match_p): Don't allow cross-jump for
 934         non-constant stack adjutment.
 935         * expr.c (find_args_size_adjust): Break out from ...
 936         (fixup_args_size_notes): ... here.
 937         * rtl.h (find_args_size_adjust): Declare.
 938
 939 2011-08-25  Uros Bizjak  <ubizjak@gmail.com>
 940
 941         * config/i386/i386.md (isa): Add sse2, sse2_noavx, sse3,
 942         sse4 and sse4_noavx.
 943         (enabled): Handle sse2, sse2_noavx, sse3, sse4 and sse4_noavx.
 944         (*pushdf_rex64): Change Y2 register constraint to x.
 945         (*movdf_internal_rex64): Ditto.
 946         (*zero_extendsidi2_rex64): Ditto.
 947         (*movdi_internal): Change Y2 register constraint to x
 948         and update "isa" attribute.
 949         (*pushdf): Ditto.
 950         (*movdf internal): Ditto.
 951         (zero_extendsidi2_1): Ditto.
 952         (*truncdfdf_mixed): Ditto.
 953         (*truncxfdf2_mixed): Ditto.
 954         * config/i386/mmx.md (*mov<mode>_internal_rex64): Change Y2
 955         register constraint to x.
 956         (*movv2sf_internal_rex64): Ditto.
 957         (*mov<mode>_internal): Change Y2 register constraint to x
 958         and add "isa" attribute.
 959         (*movv2sf_internal): Ditto.
 960         (*vec_extractv2si_1): Ditto.
 961         * config/i386/sse.md ("vec_set<mode>_0): Change Y2 and Y4 register
 962         constraints to x and update "isa" attribute.
 963         (*vec_interleave_highv2df): Change Y3 registerconstraint
 964         to x and update "isa" attribute.
 965         (*vec_interleave_lowv2df): Ditto.
 966         (*vec_concatv2df): Change Y2 register constraint to x and
 967         update "isa" attribute.
 968         (sse2_loadld): Ditto.
 969         (*vec_extractv2di_1): Ditto.
 970         (*vec_dupv4si): Ditto.
 971         (*vec_dupv2di): Ditto.
 972         (*vec_concatv4si): Ditto.
 973         (vec_concatv2di): Ditto.
 974         * config/i386/constraints.md (Y2): Remove.
 975         (Y3): Ditto.
 976         (Y4): Ditto.
 977
 978 2011-08-25  Bernd Schmidt  <bernds@codesourcery.com>
 979
 980         * regrename.c (scan_rtx_reg, scan_rtx_address, build_def_use,
 981         dump_def_use_chain): Don't declare.
 982         (mark_conflict, create_new_chain): Move before users.
 983         (regrename_optimize): Move to near end of file.
 984
 985 2011-08-25  Georg-Johann Lay  <avr@gjlay.de>
 986
 987         * config/avr-protos.h (byte_immediate_operand): Remove Prototype.
 988         (secondary_input_reload_class): Remove Prototype.
 989         * config/avr/avr.c (byte_immediate_operand): Remove Function.
 990         * config/avr/avr.md (setmemhi): Use u8_operand.
 991         (strlenhi): Use const0_rtx for comparison.
 992         * config/avr/avr.h (avr_reg_order): Remove Declaration.
 993
 994 2011-08-25  Georg-Johann Lay  <avr@gjlay.de>
 995
 996         * config/avr/avr.c (reg_class_tab): Make local to
 997         avr_regno_reg_class.  Return smallest register class available.
 998
 999 2011-08-25  Georg-Johann Lay  <avr@gjlay.de>
1000
1001         * config/avr/avr.c (STR_PREFIX_P): New Define.
1002         (avr_asm_declare_function_name): Use it.
1003         (avr_asm_named_section): Use it.
1004         (avr_section_type_flags): Use it.
1005
1006 2011-08-25  Bernd Schmidt  <bernds@codesourcery.com>
1007
1008         * doc/md.texi (automata_option): Document collapse-ndfa.
1009         * genautomata.c (COLLAPSE_OPTION): New macro.
1010         (collapse_flag): New static variable.
1011         (struct description): New member normal_decls_num.
1012         (struct automaton): New members advance_ainsn and collapse_ainsn.
1013         (gen_automata_option): Check for COLLAPSE_OPTION.
1014         (collapse_ndfa_insn_decl): New static variable.
1015         (add_collapse_ndfa_insn_decl, special_decl_p): New functions.
1016         (find_arc): If insn is the collapse-ndfa insn, accept any arc we find.
1017         (transform_insn_regexps): Call add_collapse_ndfa_insn_decl if
1018         necessary.  Use normal_decls_num rather than decls_num, remove
1019         test for special decls.
1020         (create_alt_states, form_ainsn_with_same_reservs): Use special_decl_p.
1021         (make_automaton); Likewise.  Use the new advance_cycle_insn member
1022         of struct automaton.
1023         (create_composed_state): Disallow advance-cycle arcs if collapse_flag
1024         is set.
1025         (NDFA_to_DFA): Don't create composed states for the collapse-ndfa
1026         transition.  Create the necessary transitions for it.
1027         (create_ainsns): Return void.  Take an automaton_t argument, and
1028         update its ainsn_list, advance_ainsn and collapse_ainsn members.  All
1029         callers changed.
1030         (COLLAPSE_NDFA_VALUE_NAME): New macro.
1031         (output_tables): Output code to define it.
1032         (output_internal_insn_code_evaluation): Output code to accept
1033         const0_rtx as collapse-ndfa transition.
1034         (output_default_latencies, output_print_reservation_func,
1035         output_print_description): Reorganize loops to use normal_decls_num
1036         as loop bound; remove special case for advance_cycle_insn_decl.
1037         (initiate_automaton_gen): Handle COLLAPSE_OPTION.
1038         (check_automata_insn_issues): Check for collapse_ainsn.
1039         (expand_automate): Allocate sufficient space.  Initialize
1040         normal_decls_num.
1041
1042 2011-08-25  Georg-Johann Lay  <avr@gjlay.de>
1043
1044         * config/avr/avr.md: Fix indentation from r177991.
1045
1046 2011-08-25  Bernd Schmidt  <bernds@codesourcery.com>
1047
1048         * regrename.c (struct du_head): Remove member terminated.
1049         (create_new_chain): Don't initialize it.
1050         (scan_rtx_reg): Don't set or test it, test the open_chains_set
1051         bitmap instead.
1052         (tick, this_tick): New global variables, moved out of
1053         regrename_optimize.
1054         (current_id, open_chains, closed_chains, open_chains_set,
1055         live_in_chains, live_hard_regs): Reorder declarations.
1056         (dump_def_use_chain): Move function earlier in the file.
1057         (rename_chains): New static function, broken out of
1058         regrename_optimize.
1059         (regrename_optimize): Use it.  Remove #if 0'ed code.
1060
1061 2011-08-25  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
1062
1063         * varasm.c: (default_binds_local_p_1): Commentary typo fix.
1064
1065 2011-08-24  H.J. Lu  <hongjiu.lu@intel.com>
1066
1067         PR target/50172
1068         * config/i386/i386.c (ix86_expand_builtin): Convert to Pmode if needed.
1069
1070 2011-08-24  Richard Guenther  <rguenther@suse.de>
1071
1072         * tree-data-ref.c (dr_analyze_indices): Avoid unsharing the
1073         ref in the basic-block case.  Move stripping array-refs
1074         to the place we create an access-function for it.  Remove
1075         bogus stripping down a MEM_REF to its base.
1076
1077 2011-08-24  Richard Guenther  <rguenther@suse.de>
1078
1079         * fold-const.c (fold_comparison): Fold &a < &a + 4 even
1080         with -fno-strict-overflow.
1081
1082 2011-08-24  Richard Guenther  <rguenther@suse.de>
1083
1084         * tree-vectorizer.c (vect_print_dump_info): Avoid the
1085         file and location clutter when dumping to dump files.
1086
1087 2011-08-24  Simon Baldwin  <simonb@google.com>
1088
1089         * gengtype-state.c (write_state): Remove timestamped header line.
1090
1091 2011-08-24  Joseph Myers  <joseph@codesourcery.com>
1092
1093         * Makefile.in (CFLAGS-collect2.o, CFLAGS-c-family/c-opts.o)
1094         (CFLAGS-c-family/c-pch.o, CFLAGS-prefix.o, CFLAGS-version.o)
1095         (CFLAGS-lto-compress.o, CFLAGS-toplev.o, CFLAGS-intl.o)
1096         (CFLAGS-cppbuiltin.o, CFLAGS-cppdefault.o): New.
1097         (collect2.o, c-family/c-cppbuiltin.o, c-family/c-opts.o)
1098         (c-family/c-pch.o, prefix.o, version.o, lto-compress.o, toplev.o)
1099         (intl.o, cppbuiltin.o, cppdefault.o): Remove explicit compilation
1100         rules.
1101         (lto-wrapper$(exeext)): Use $(LINKER) not $(COMPILER).
1102
1103 2011-08-24  Joseph Myers  <joseph@codesourcery.com>
1104
1105         * Makefile.in (ALL_CXXFLAGS): Include $(CFLAGS-$@).
1106
1107 2011-08-24  Richard Guenther  <rguenther@suse.de>
1108
1109         PR tree-optimization/50067
1110         * tree-data-ref.c (dr_analyze_indices): Do not add an access
1111         function for a MEM_REF base that has no evolution in the loop
1112         nest or that is not analyzable.
1113
1114 2011-08-23  Vladimir Makarov  <vmakarov@redhat.com>
1115
1116         * ira.c (ira_init_register_move_cost): Check small subclasses
1117         through ira_reg_class_max_nregs and ira_available_class_regs.
1118
1119 2011-08-23  Uros Bizjak  <ubizjak@gmail.com>
1120
1121         * config/i386/constraints.md (Yp): New register constraint.
1122         * config/i386/i386.md (*addhi_1): Merge with *addhi_1_lea using
1123         Yp register constraint.
1124         (*addqi_1): Merge with *addqi_1_lea using Yp register constraint.
1125         (*ashlhi3_1): Merge with *ashlhi3_1_lea using Yp register constraint.
1126         (*ashlqi3_1): Merge with *ashlqi3_1_lea using Yp register constraint.
1127
1128 2011-08-23  Kirill Yukhin  <kirill.yukhin@intel.com>
1129
1130         * config/i386/sse.md (<s>mul<mode>3_highpart): Update.
1131
1132 2011-08-23  Mark Heffernan  <meheff@google.com>
1133
1134         PR middle-end/38509
1135         * common.opt (Wfree-nonheap-object): New option.
1136         * doc/invoke.texi (Warning options): Document -Wfree-nonheap-object.
1137         * builtins.c (maybe_emit_free_warning): Add OPT_Wfree_nonheap_object
1138         to warning.
1139         (expand_builtin): Make warning conditional.
1140
1141 2011-08-23  Uros Bizjak  <ubizjak@gmail.com>
1142
1143         * config/i386/i386.md (type): Add imulx, ishiftx and rotatex.
1144         (length_immediate): Handle imulx, ishiftx and rotatex.
1145         (imm_disp): Ditto.
1146         (isa): Add bmi2.
1147         (enabled): Handle bmi2.
1148         (*mul<mode><dwi>3): Split from *<u>mul<mode><dwi>3.
1149         (*umul<mode><dwi>3): Ditto.  Add imulx BMI2 alternative.
1150         (*bmi2_umulditi3_1): New insn pattern.
1151         (*bmi2_umulsidi3_1): Ditto.
1152         (*umul<mode><dwi>3 splitter): New splitter to avoid flags dependency.
1153         (*bmi2_ashl<mode>3_1): New insn pattern.
1154         (*ashl<mode>3_1): Add ishiftx BMI2 alternative.
1155         (*ashl<mode>3_1 splitter): New splitter to avoid flags dependency.
1156         (*bmi2_ashlsi3_1_zext): New insn pattern.
1157         (*ashlsi3_1_zext): Add ishiftx BMI2 alternative.
1158         (*ashlsi3_1_zext splitter): New splitter to avoid flags dependency.
1159         (*bmi2_<shiftrt_insn><mode>3_1): New insn pattern.
1160         (*<shiftrt_insn><mode>3_1): Add ishiftx BMI2 alternative.
1161         (*<shiftrt_insn><mode>3_1 splitter): New splitter to avoid
1162         flags dependency.
1163         (*bmi2_<shiftrt_insn>si3_1_zext): New insn pattern.
1164         (*<shiftrt_insn>si3_1_zext): Add ishiftx BMI2 alternative.
1165         (*<shiftrt_insn>si3_1_zext splitter): New splitter to avoid
1166         flags dependency.
1167         (*bmi2_rorx<mode>3_1): New insn pattern.
1168         (*<rotate_insn><mode>3_1): Add rotatex BMI2 alternative.
1169         (*rotate<mode>3_1 splitter): New splitter to avoid flags dependency.
1170         (*rotatert<mode>3_1 splitter): Ditto.
1171         (*bmi2_rorxsi3_1_zext): New insn pattern.
1172         (*<rotate_insn>si3_1_zext): Add rotatex BMI2 alternative.
1173         (*rotatesi3_1_zext splitter): New splitter to avoid flags dependency.
1174         (*rotatertsi3_1_zext splitter): Ditto.
1175
1176 2011-08-23  Kirill Yukhin  <kirill.yukhin@intel.com>
1177
1178         * common/config/i386/i386-common.c (OPTION_MASK_ISA_BMI2_SET): New.
1179         (OPTION_MASK_ISA_BMI2_UNSET): Likewise.
1180         (ix86_handle_option): Handle OPT_mbmi2 case.
1181         * config.gcc (i[34567]86-*-*): Add bmi2intrin.h.
1182         (x86_64-*-*): Likewise.
1183         * config/i386/bmi2intrin.h: New file.
1184         * config/i386/cpuid.h (bit_BMI2): New.
1185         * config/i386/driver-i386.c (host_detect_local_cpu): Detect
1186         BMI2 feature.
1187         * config/i386/i386-c.c (ix86_target_macros_internal):
1188         Conditionally define __BMI2__.
1189         * config/i386/i386.c (ix86_option_override_internal): Define PTA_BMI2.
1190         Handle BMI2 option.
1191         (ix86_valid_target_attribute_inner_p): Handle BMI2 option.
1192         (print_reg): New code.
1193         (ix86_print_operand): Likewise.
1194         (ix86_builtins): Add IX86_BUILTIN_BZHI32, IX86_BUILTIN_BZHI64,
1195         IX86_BUILTIN_PDEP32, IX86_BUILTIN_PDEP64, IX86_BUILTIN_PEXT32,
1196         IX86_BUILTIN_PEXT64.
1197         (bdesc_args): Add IX86_BUILTIN_BZHI32, IX86_BUILTIN_BZHI64,
1198         IX86_BUILTIN_PDEP32, IX86_BUILTIN_PDEP64, IX86_BUILTIN_PEXT32,
1199         IX86_BUILTIN_PEXT64.
1200         * config/i386/i386.h (TARGET_BMI2): New.
1201         * config/i386/i386.md (UNSPEC_PDEP): New.
1202         (UNSPEC_PEXT): Likewise.
1203         (*bmi2_bzhi_<mode>3): Likewise.
1204         (*bmi2_pdep_<mode>3): Likewise.
1205         (*bmi2_pext_<mode>3): Likewise.
1206         * config/i386/i386.opt (mbmi2): New.
1207         * config/i386/x86intrin.h: Include bmi2intrin.h when __BMI2__
1208         is defined.
1209         * doc/extend.texi: Document BMI2 built-in functions.
1210         * doc/invoke.texi: Document -mbmi2.
1211
1212 2011-08-23  Jakub Jelinek  <jakub@redhat.com>
1213
1214         PR middle-end/50161
1215         * simplify-rtx.c (simplify_const_unary_operation): If
1216         op is CONST_INT, don't look at op_mode, but use instead mode.
1217         * optabs.c (add_equal_note): For FFS, CLZ, CTZ,
1218         CLRSB, POPCOUNT, PARITY and BSWAP use operand mode for
1219         operation and TRUNCATE/ZERO_EXTEND if needed.
1220         * doc/rtl.texi (ffs, clrsb, clz, ctz, popcount, parity, bswap):
1221         Document that operand mode must be same as operation mode,
1222         or VOIDmode.
1223         * config/avr/avr.md (paritysi2, *parityqihi2.libgcc,
1224         *paritysihi2.libgcc, popcountsi2, *popcountsi2.libgcc,
1225         *popcountqihi2.libgcc, clzsi2, *clzsihi2.libgcc, ctzsi2,
1226         *ctzsihi2.libgcc, ffssi2, *ffssihi2.libgcc): For unary ops
1227         use the mode of operand for the operation and add truncate
1228         or zero_extend around if needed.
1229         * config/c6x/c6x.md (ctzdi2): Likewise.
1230         * config/bfin/bfin.md (clrsbsi2, signbitssi2): Likewise.
1231
1232 2011-08-12  Michael Matz  <matz@suse.de>
1233
1234         * cfgexpand.c (expand_one_register_var): Use get_pointer_alignment.
1235         (gimple_expand_cfg): Merge alignment info for coalesced pointer
1236         SSA names.
1237
1238 2011-08-23  Richard Guenther  <rguenther@suse.de>
1239
1240         * Makefile.in (tree-data-ref.o): Add tree-affine.h dependency.
1241         * tree-affine.h (aff_comb_cannot_overlap_p): Declare.
1242         * tree-affine.c (aff_comb_cannot_overlap_p): New function, moved
1243         from ...
1244         * tree-ssa-loop-im.c (cannot_overlap_p): ... here.
1245         (mem_refs_may_alias_p): Adjust.
1246         * tree-data-ref.h (dr_may_alias_p): Adjust.
1247         * tree-data-ref.c: Include tree-affine.h.
1248         (dr_analyze_indices): Do nothing for the non-loop case.
1249         (dr_may_alias_p): Distinguish loop and non-loop case.  Disambiguate
1250         more cases in the non-loop case.
1251         * graphite-sese-to-poly.c (write_alias_graph_to_ascii_dimacs): Adjust
1252         calls to dr_may_alias_p.
1253         (write_alias_graph_to_ascii_ecc): Likewise.
1254         (write_alias_graph_to_ascii_dot): Likewise.
1255         (build_alias_set_optimal_p): Likewise.
1256
1257 2011-08-23  Richard Guenther  <rguenther@suse.de>
1258
1259         PR tree-optimization/50162
1260         * tree-vect-stmts.c (vectorizable_call): Fix argument lookup.
1261
1262 2011-08-23  Richard Guenther  <rguenther@suse.de>
1263
1264         * tree-data-ref.c (dr_analyze_indices): Add comments, handle
1265         REALPART_EXPR and IMAGPART_EXPR similar to ARRAY_REFs.
1266         (create_data_ref): Also dump access functions for the created data-ref.
1267
1268 2011-08-22  Uros Bizjak  <ubizjak@gmail.com>
1269             Kirill Yukhin  <kirill.yukhin@intel.com>
1270
1271         PR target/50155
1272         * config/i386/sse.md (VI_AVX2): New.
1273         (<plusminus_insn><mode>3): Use VI_AVX2 mode iterator.
1274         (*<plusminus_insn><mode>3): Ditto.
1275         (<sse2_avx2>_andnot<mode>3): Ditto.
1276         (*andnot<mode>3): Fix order of cond operands.
1277         Add asserts for correct TARGET_xxx.
1278         (*<any_logic:code><mode>3): Ditto.
1279
1280 2011-08-22  Anatoly Sokolov  <aesok@post.ru>
1281
1282         * config/m32c/m32c.h (CLASS_MAX_NREGS): Remove macro.
1283         * config/m32c/m32c-protos.h (m32c_class_max_nregs): Remove.
1284         * config/m32c/m32c.c (m32c_class_max_nregs): Make static. Change
1285         regclass argument type to reg_class_t. Change 'max' and 'v' vars
1286         and return types to unsigned char. Use reg_class_contents instead
1287         of class_contents.
1288         (TARGET_CLASS_MAX_NREGS): Define.
1289
1290 2011-08-22  Bernd Schmidt  <bernds@codesourcery.com>
1291
1292         * config/c6x/c6x.md (indirect_jump_shadow): Tweak representation
1293         to make computed_jump_p return true.
1294
1295 2011-08-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1296
1297         * configure.ac (GCC_PICFLAG_FOR_TARGET): Call it.
1298         (PICFLAG_FOR_TARGET): Substitute.
1299         * aclocal.m4: Regenerate.
1300         * configure: Regenerate.
1301
1302 2011-08-22  Dodji Seketeli  <dodji@redhat.com>
1303
1304         * c-family/c-pch.c (c_common_read_pch): Re-set line table right
1305         after reading in the pch.
1306
1307 2011-08-22  H.J. Lu  <hongjiu.lu@intel.com>
1308
1309         * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Error if __ELF__ isn't defined.
1310         * configure: Regenerated.
1311
1312 2011-08-22  Jakub Jelinek  <jakub@redhat.com>
1313
1314         PR tree-optimization/50133
1315         * tree-vect-stmts.c (vect_finish_stmt_generation): Copy location
1316         from stmt instead of some statement around gsi.
1317
1318         PR middle-end/50141
1319         * expr.c (get_bit_range): Only use DECL_THREAD_LOCAL_P if
1320         innerdecl is a VAR_DECL.
1321
1322 2011-08-22  Kirill Yukhin  <kirill.yukhin@intel.com>
1323
1324         * config/i386/avx2intrin.h: New file.
1325         * config/i386/i386-builtin-types.def (PCINT, PCINT64, PV4SI,
1326         PV8SI, V32QI_FTYPE_V32QI, V32QI_FTYPE_V16QI, V16HI_FTYPE_V16HI,
1327         V16HI_FTYPE_V8HI, V8SI_FTYPE_V8SI, V16HI_FTYPE_V16QI,
1328         V8SI_FTYPE_V16QI, V4DI_FTYPE_V16QI, V8SI_FTYPE_V8HI,
1329         V4DI_FTYPE_V8HI, V4DI_FTYPE_V4SI, V4DI_FTYPE_PV4DI,
1330         V4DI_FTYPE_V2DI, V2DI_FTYPE_PCV2DI_V2DI, V4SI_FTYPE_PCV4SI_V4SI,
1331         V32QI_FTYPE_V16HI_V16HI, V16HI_FTYPE_V8SI_V8SI,
1332         V32QI_FTYPE_V32QI_V32QI, V16HI_FTYPE_V32QI_V32QI,
1333         V16HI_FTYPE_V16HI_V8HI, V16HI_FTYPE_V16HI_V16HI,
1334         V16HI_FTYPE_V16HI_INT, V16HI_FTYPE_V16HI_SI,
1335         V16HI_FTYPE_V16HI_V16HI_INT, V32QI_FTYPE_V32QI_V32QI_INT,
1336         V8SI_FTYPE_V8SI_V4SI, V8SI_FTYPE_V8SI_V8SI,
1337         V8SI_FTYPE_V16HI_V16HI, V8SI_FTYPE_V8SI_INT, V8SI_FTYPE_V8SI_SI,
1338         V8SI_FTYPE_PCV8SI_V8SI, V4DI_FTYPE_V4DI_V4DI,
1339         V4DI_FTYPE_V8SI_V8SI, V4DI_FTYPE_V4DI_V2DI,
1340         V4DI_FTYPE_PCV4DI_V4DI, V4DI_FTYPE_V4DI_INT,
1341         V2DI_FTYPE_V4DI_INT, V4DI_FTYPE_V4DI_V4DI_INT,
1342         V4DI_FTYPE_V4DI_V2DI_INT, VOID_FTYPE_PV2DI_V2DI_V2DI,
1343         VOID_FTYPE_PV4DI_V4DI_V4DI, VOID_FTYPE_PV4SI_V4SI_V4SI,
1344         VOID_FTYPE_PV8SI_V8SI_V8SI,
1345         V2DF_FTYPE_V2DF_PCDOUBLE_V4SI_V2DF_INT,
1346         V4DF_FTYPE_V4DF_PCDOUBLE_V4SI_V4DF_INT,
1347         V2DF_FTYPE_V2DF_PCDOUBLE_V2DI_V2DF_INT,
1348         V4DF_FTYPE_V4DF_PCDOUBLE_V4DI_V4DF_INT,
1349         V4SF_FTYPE_V4SF_PCFLOAT_V4SI_V4SF_INT,
1350         V8SF_FTYPE_V8SF_PCFLOAT_V8SI_V8SF_INT,
1351         V4SF_FTYPE_V4SF_PCFLOAT_V2DI_V4SF_INT,
1352         V4SF_FTYPE_V4SF_PCFLOAT_V4DI_V4SF_INT,
1353         V2DI_FTYPE_V2DI_PCINT64_V4SI_V2DI_INT,
1354         V4DI_FTYPE_V4DI_PCINT64_V4SI_V4DI_INT,
1355         V2DI_FTYPE_V2DI_PCINT64_V2DI_V2DI_INT,
1356         V4DI_FTYPE_V4DI_PCINT64_V4DI_V4DI_INT,
1357         V4SI_FTYPE_V4SI_PCINT_V4SI_V4SI_INT,
1358         V8SI_FTYPE_V8SI_PCINT_V8SI_V8SI_INT,
1359         V4SI_FTYPE_V4SI_PCINT_V2DI_V4SI_INT,
1360         V4SI_FTYPE_V4SI_PCINT_V4DI_V4SI_INT,
1361         V16HI_FTYPE_V16HI_SI_COUNT, V16HI_FTYPE_V16HI_V8HI_COUNT,
1362         V8SI_FTYPE_V8SI_SI_COUNT, V8SI_FTYPE_V8SI_V4SI_COUNT,
1363         V4DI_FTYPE_V4DI_INT_COUNT, V4DI_FTYPE_V4DI_V2DI_COUNT,
1364         V4DI_FTYPE_V4DI_INT_CONVERT,
1365         V4DI_FTYPE_V4DI_V4DI_INT_CONVERT): New.
1366         * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MPSADBW256,
1367         IX86_BUILTIN_PABSB256, IX86_BUILTIN_PABSW256,
1368         IX86_BUILTIN_PABSD256, IX86_BUILTIN_PACKSSDW256,
1369         IX86_BUILTIN_PACKSSWB256, IX86_BUILTIN_PACKUSDW256,
1370         IX86_BUILTIN_PACKUSWB256, IX86_BUILTIN_PADDB256,
1371         IX86_BUILTIN_PADDW256, IX86_BUILTIN_PADDD256,
1372         IX86_BUILTIN_PADDQ256, IX86_BUILTIN_PADDSB256,
1373         IX86_BUILTIN_PADDSW256, IX86_BUILTIN_PADDUSB256,
1374         IX86_BUILTIN_PADDUSW256, IX86_BUILTIN_PALIGNR256,
1375         IX86_BUILTIN_AND256I, IX86_BUILTIN_ANDNOT256I,
1376         IX86_BUILTIN_PAVGB256, IX86_BUILTIN_PAVGW256,
1377         IX86_BUILTIN_PBLENDVB256, IX86_BUILTIN_PBLENDVW256,
1378         IX86_BUILTIN_PCMPEQB256, IX86_BUILTIN_PCMPEQW256,
1379         IX86_BUILTIN_PCMPEQD256, IX86_BUILTIN_PCMPEQQ256,
1380         IX86_BUILTIN_PCMPGTB256, IX86_BUILTIN_PCMPGTW256,
1381         IX86_BUILTIN_PCMPGTD256, IX86_BUILTIN_PCMPGTQ256,
1382         IX86_BUILTIN_PHADDW256, IX86_BUILTIN_PHADDD256,
1383         IX86_BUILTIN_PHADDSW256, IX86_BUILTIN_PHSUBW256,
1384         IX86_BUILTIN_PHSUBD256, IX86_BUILTIN_PHSUBSW256,
1385         IX86_BUILTIN_PMADDUBSW256, IX86_BUILTIN_PMADDWD256,
1386         IX86_BUILTIN_PMAXSB256, IX86_BUILTIN_PMAXSW256,
1387         IX86_BUILTIN_PMAXSD256, IX86_BUILTIN_PMAXUB256,
1388         IX86_BUILTIN_PMAXUW256, IX86_BUILTIN_PMAXUD256,
1389         IX86_BUILTIN_PMINSB256, IX86_BUILTIN_PMINSW256,
1390         IX86_BUILTIN_PMINSD256, IX86_BUILTIN_PMINUB256,
1391         IX86_BUILTIN_PMINUW256, IX86_BUILTIN_PMINUD256,
1392         IX86_BUILTIN_PMOVMSKB256, IX86_BUILTIN_PMOVSXBW256,
1393         IX86_BUILTIN_PMOVSXBD256, IX86_BUILTIN_PMOVSXBQ256,
1394         IX86_BUILTIN_PMOVSXWD256, IX86_BUILTIN_PMOVSXWQ256,
1395         IX86_BUILTIN_PMOVSXDQ256, IX86_BUILTIN_PMOVZXBW256,
1396         IX86_BUILTIN_PMOVZXBD256, IX86_BUILTIN_PMOVZXBQ256,
1397         IX86_BUILTIN_PMOVZXWD256, IX86_BUILTIN_PMOVZXWQ256,
1398         IX86_BUILTIN_PMOVZXDQ256, IX86_BUILTIN_PMULDQ256,
1399         IX86_BUILTIN_PMULHRSW256, IX86_BUILTIN_PMULHUW256,
1400         IX86_BUILTIN_PMULHW256, IX86_BUILTIN_PMULLW256,
1401         IX86_BUILTIN_PMULLD256, IX86_BUILTIN_PMULUDQ256,
1402         IX86_BUILTIN_POR256, IX86_BUILTIN_PSADBW256,
1403         IX86_BUILTIN_PSHUFB256, IX86_BUILTIN_PSHUFD256,
1404         IX86_BUILTIN_PSHUFHW256, IX86_BUILTIN_PSHUFLW256,
1405         IX86_BUILTIN_PSIGNB256, IX86_BUILTIN_PSIGNW256,
1406         IX86_BUILTIN_PSIGND256, IX86_BUILTIN_PSLLDQI256,
1407         IX86_BUILTIN_PSLLWI256, IX86_BUILTIN_PSLLW256,
1408         IX86_BUILTIN_PSLLDI256, IX86_BUILTIN_PSLLD256,
1409         IX86_BUILTIN_PSLLQI256, IX86_BUILTIN_PSLLQ256,
1410         IX86_BUILTIN_PSRAWI256, IX86_BUILTIN_PSRAW256,
1411         IX86_BUILTIN_PSRADI256, IX86_BUILTIN_PSRAD256,
1412         IX86_BUILTIN_PSRLDQI256, IX86_BUILTIN_PSRLWI256,
1413         IX86_BUILTIN_PSRLW256, IX86_BUILTIN_PSRLDI256,
1414         IX86_BUILTIN_PSRLD256, IX86_BUILTIN_PSRLQI256,
1415         IX86_BUILTIN_PSRLQ256, IX86_BUILTIN_PSUBB256,
1416         IX86_BUILTIN_PSUBW256, IX86_BUILTIN_PSUBD256,
1417         IX86_BUILTIN_PSUBQ256, IX86_BUILTIN_PSUBSB256,
1418         IX86_BUILTIN_PSUBSW256, IX86_BUILTIN_PSUBUSB256,
1419         IX86_BUILTIN_PSUBUSW256, IX86_BUILTIN_PUNPCKHBW256,
1420         IX86_BUILTIN_PUNPCKHWD256, IX86_BUILTIN_PUNPCKHDQ256,
1421         IX86_BUILTIN_PUNPCKHQDQ256, IX86_BUILTIN_PUNPCKLBW256,
1422         IX86_BUILTIN_PUNPCKLWD256, IX86_BUILTIN_PUNPCKLDQ256,
1423         IX86_BUILTIN_PUNPCKLQDQ256, IX86_BUILTIN_PXOR256,
1424         IX86_BUILTIN_MOVNTDQA256, IX86_BUILTIN_VBROADCASTSS_PS,
1425         IX86_BUILTIN_VBROADCASTSS_PS256,
1426         IX86_BUILTIN_VBROADCASTSD_PD256,
1427         IX86_BUILTIN_VBROADCASTSI256, IX86_BUILTIN_PBLENDD256,
1428         IX86_BUILTIN_PBLENDD128, IX86_BUILTIN_PBROADCASTB256,
1429         IX86_BUILTIN_PBROADCASTW256, IX86_BUILTIN_PBROADCASTD256,
1430         IX86_BUILTIN_PBROADCASTQ256, IX86_BUILTIN_PBROADCASTB128,
1431         IX86_BUILTIN_PBROADCASTW128, IX86_BUILTIN_PBROADCASTD128,
1432         IX86_BUILTIN_PBROADCASTQ128, IX86_BUILTIN_VPERMVARSI256,
1433         IX86_BUILTIN_VPERMDF256, IX86_BUILTIN_VPERMVARSF256,
1434         IX86_BUILTIN_VPERMDI256, IX86_BUILTIN_VPERMTI256,
1435         IX86_BUILTIN_VEXTRACT128I256, IX86_BUILTIN_VINSERT128I256,
1436         IX86_BUILTIN_MASKLOADD, IX86_BUILTIN_MASKLOADQ,
1437         IX86_BUILTIN_MASKLOADD256, IX86_BUILTIN_MASKLOADQ256,
1438         IX86_BUILTIN_MASKSTORED, IX86_BUILTIN_MASKSTOREQ,
1439         IX86_BUILTIN_MASKSTORED256, IX86_BUILTIN_MASKSTOREQ256,
1440         IX86_BUILTIN_PSLLVV4DI, IX86_BUILTIN_PSLLVV2DI,
1441         IX86_BUILTIN_PSLLVV8SI, IX86_BUILTIN_PSLLVV4SI,
1442         IX86_BUILTIN_PSRAVV8SI, IX86_BUILTIN_PSRAVV4SI,
1443         IX86_BUILTIN_PSRLVV4DI, IX86_BUILTIN_PSRLVV2DI,
1444         IX86_BUILTIN_PSRLVV8SI, IX86_BUILTIN_PSRLVV4SI,
1445         IX86_BUILTIN_GATHERSIV2DF, IX86_BUILTIN_GATHERSIV4DF,
1446         IX86_BUILTIN_GATHERDIV2DF, IX86_BUILTIN_GATHERDIV4DF,
1447         IX86_BUILTIN_GATHERSIV4SF, IX86_BUILTIN_GATHERSIV8SF,
1448         IX86_BUILTIN_GATHERDIV4SF, IX86_BUILTIN_GATHERDIV8SF,
1449         IX86_BUILTIN_GATHERSIV2DI, IX86_BUILTIN_GATHERSIV4DI,
1450         IX86_BUILTIN_GATHERDIV2DI, IX86_BUILTIN_GATHERDIV4DI,
1451         IX86_BUILTIN_GATHERSIV4SI, IX86_BUILTIN_GATHERSIV8SI,
1452         IX86_BUILTIN_GATHERDIV4SI, IX86_BUILTIN_GATHERDIV8SI.
1453         (bdesc_special_args): Add IX86_BUILTIN_MOVNTDQA256,
1454         IX86_BUILTIN_MASKLOADD, IX86_BUILTIN_MASKLOADQ,
1455         IX86_BUILTIN_MASKLOADD256, IX86_BUILTIN_MASKLOADQ256,
1456         IX86_BUILTIN_MASKSTORED, IX86_BUILTIN_MASKSTOREQ,
1457         IX86_BUILTIN_MASKSTORED256, IX86_BUILTIN_MASKSTOREQ256.
1458         (bdesc_args): Add  IX86_BUILTIN_MPSADBW256,
1459         IX86_BUILTIN_PABSB256, IX86_BUILTIN_PABSW256,
1460         IX86_BUILTIN_PABSD256, IX86_BUILTIN_PACKSSDW256,
1461         IX86_BUILTIN_PACKSSWB256, IX86_BUILTIN_PACKUSDW256,
1462         IX86_BUILTIN_PACKUSWB256, IX86_BUILTIN_PADDB256,
1463         IX86_BUILTIN_PADDW256, IX86_BUILTIN_PADDD256,
1464         IX86_BUILTIN_PADDQ256, IX86_BUILTIN_PADDSB256,
1465         IX86_BUILTIN_PADDSW256, IX86_BUILTIN_PADDUSB256,
1466         IX86_BUILTIN_PADDUSW256, IX86_BUILTIN_PALIGNR256,
1467         IX86_BUILTIN_AND256I, IX86_BUILTIN_ANDNOT256I,
1468         IX86_BUILTIN_PAVGB256, IX86_BUILTIN_PAVGW256,
1469         IX86_BUILTIN_PBLENDVB256, IX86_BUILTIN_PBLENDVW256,
1470         IX86_BUILTIN_PCMPEQB256, IX86_BUILTIN_PCMPEQW256,
1471         IX86_BUILTIN_PCMPEQD256, IX86_BUILTIN_PCMPEQQ256,
1472         IX86_BUILTIN_PCMPGTB256, IX86_BUILTIN_PCMPGTW256,
1473         IX86_BUILTIN_PCMPGTD256, IX86_BUILTIN_PCMPGTQ256,
1474         IX86_BUILTIN_PHADDW256, IX86_BUILTIN_PHADDD256,
1475         IX86_BUILTIN_PHADDSW256, IX86_BUILTIN_PHSUBW256,
1476         IX86_BUILTIN_PHSUBD256, IX86_BUILTIN_PHSUBSW256,
1477         IX86_BUILTIN_PMADDUBSW256, IX86_BUILTIN_PMADDWD256,
1478         IX86_BUILTIN_PMAXSB256, IX86_BUILTIN_PMAXSW256,
1479         IX86_BUILTIN_PMAXSD256, IX86_BUILTIN_PMAXUB256,
1480         IX86_BUILTIN_PMAXUW256, IX86_BUILTIN_PMAXUD256,
1481         IX86_BUILTIN_PMINSB256, IX86_BUILTIN_PMINSW256,
1482         IX86_BUILTIN_PMINSD256, IX86_BUILTIN_PMINUB256,
1483         IX86_BUILTIN_PMINUW256, IX86_BUILTIN_PMINUD256,
1484         IX86_BUILTIN_PMOVMSKB256, IX86_BUILTIN_PMOVSXBW256,
1485         IX86_BUILTIN_PMOVSXBD256, IX86_BUILTIN_PMOVSXBQ256,
1486         IX86_BUILTIN_PMOVSXWD256, IX86_BUILTIN_PMOVSXWQ256,
1487         IX86_BUILTIN_PMOVSXDQ256, IX86_BUILTIN_PMOVZXBW256,
1488         IX86_BUILTIN_PMOVZXBD256, IX86_BUILTIN_PMOVZXBQ256,
1489         IX86_BUILTIN_PMOVZXWD256, IX86_BUILTIN_PMOVZXWQ256,
1490         IX86_BUILTIN_PMOVZXDQ256, IX86_BUILTIN_PMULDQ256,
1491         IX86_BUILTIN_PMULHRSW256, IX86_BUILTIN_PMULHUW256,
1492         IX86_BUILTIN_PMULHW256, IX86_BUILTIN_PMULLW256,
1493         IX86_BUILTIN_PMULLD256, IX86_BUILTIN_PMULUDQ256,
1494         IX86_BUILTIN_POR256, IX86_BUILTIN_PSADBW256,
1495         IX86_BUILTIN_PSHUFB256, IX86_BUILTIN_PSHUFD256,
1496         IX86_BUILTIN_PSHUFHW256, IX86_BUILTIN_PSHUFLW256,
1497         IX86_BUILTIN_PSIGNB256, IX86_BUILTIN_PSIGNW256,
1498         IX86_BUILTIN_PSIGND256, IX86_BUILTIN_PSLLDQI256,
1499         IX86_BUILTIN_PSLLWI256, IX86_BUILTIN_PSLLW256,
1500         IX86_BUILTIN_PSLLDI256, IX86_BUILTIN_PSLLD256,
1501         IX86_BUILTIN_PSLLQI256, IX86_BUILTIN_PSLLQ256,
1502         IX86_BUILTIN_PSRAWI256, IX86_BUILTIN_PSRAW256,
1503         IX86_BUILTIN_PSRADI256, IX86_BUILTIN_PSRAD256,
1504         IX86_BUILTIN_PSRLDQI256, IX86_BUILTIN_PSRLWI256,
1505         IX86_BUILTIN_PSRLW256, IX86_BUILTIN_PSRLDI256,
1506         IX86_BUILTIN_PSRLD256, IX86_BUILTIN_PSRLQI256,
1507         IX86_BUILTIN_PSRLQ256, IX86_BUILTIN_PSUBB256,
1508         IX86_BUILTIN_PSUBW256, IX86_BUILTIN_PSUBD256,
1509         IX86_BUILTIN_PSUBQ256, IX86_BUILTIN_PSUBSB256,
1510         IX86_BUILTIN_PSUBSW256, IX86_BUILTIN_PSUBUSB256,
1511         IX86_BUILTIN_PSUBUSW256, IX86_BUILTIN_PUNPCKHBW256,
1512         IX86_BUILTIN_PUNPCKHWD256, IX86_BUILTIN_PUNPCKHDQ256,
1513         IX86_BUILTIN_PUNPCKHQDQ256, IX86_BUILTIN_PUNPCKLBW256,
1514         IX86_BUILTIN_PUNPCKLWD256, IX86_BUILTIN_PUNPCKLDQ256,
1515         IX86_BUILTIN_PUNPCKLQDQ256, IX86_BUILTIN_PXOR256,
1516         IX86_BUILTIN_VBROADCASTSS_PS, IX86_BUILTIN_VBROADCASTSS_PS256,
1517         IX86_BUILTIN_VBROADCASTSD_PD256,
1518         IX86_BUILTIN_VBROADCASTSI256, IX86_BUILTIN_PBLENDD256,
1519         IX86_BUILTIN_PBLENDD128, IX86_BUILTIN_PBROADCASTB256,
1520         IX86_BUILTIN_PBROADCASTW256, IX86_BUILTIN_PBROADCASTD256,
1521         IX86_BUILTIN_PBROADCASTQ256, IX86_BUILTIN_PBROADCASTB128,
1522         IX86_BUILTIN_PBROADCASTW128, IX86_BUILTIN_PBROADCASTD128,
1523         IX86_BUILTIN_PBROADCASTQ128, IX86_BUILTIN_VPERMVARSI256,
1524         IX86_BUILTIN_VPERMDF256, IX86_BUILTIN_VPERMVARSF256,
1525         IX86_BUILTIN_VPERMDI256, IX86_BUILTIN_VPERMTI256,
1526         IX86_BUILTIN_VEXTRACT128I256, IX86_BUILTIN_VINSERT128I256,
1527         IX86_BUILTIN_PSLLVV4DI, IX86_BUILTIN_PSLLVV2DI,
1528         IX86_BUILTIN_PSLLVV8SI, IX86_BUILTIN_PSLLVV4SI,
1529         IX86_BUILTIN_PSRAVV8SI, IX86_BUILTIN_PSRAVV4SI,
1530         IX86_BUILTIN_PSRLVV4DI, IX86_BUILTIN_PSRLVV2DI,
1531         IX86_BUILTIN_PSRLVV8SI, IX86_BUILTIN_PSRLVV4SI.
1532         (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_GATHERSIV2DF,
1533         IX86_BUILTIN_GATHERSIV4DF, IX86_BUILTIN_GATHERDIV2DF,
1534         IX86_BUILTIN_GATHERDIV4DF, IX86_BUILTIN_GATHERSIV4SF,
1535         IX86_BUILTIN_GATHERSIV8SF, IX86_BUILTIN_GATHERDIV4SF,
1536         IX86_BUILTIN_GATHERDIV8SF, IX86_BUILTIN_GATHERSIV2DI,
1537         IX86_BUILTIN_GATHERSIV4DI, IX86_BUILTIN_GATHERDIV2DI,
1538         IX86_BUILTIN_GATHERDIV4DI, IX86_BUILTIN_GATHERSIV4SI,
1539         IX86_BUILTIN_GATHERSIV8SI, IX86_BUILTIN_GATHERDIV4SI,
1540         IX86_BUILTIN_GATHERDIV8SI.
1541         (ix86_preferred_simd_mode): Support AVX2 modes.
1542         (ix86_expand_args_builtin): Support AVX2 builtins.
1543         (ix86_expand_special_args_builtin): Likewise.
1544         (ix86_expand_builtin): Likewise.
1545         * config/i386/i386.md (UNSPEC_VPERMSI): New.
1546         (UNSPEC_VPERMDF): Likewise.
1547         (UNSPEC_VPERMSF): Likewise.
1548         (UNSPEC_VPERMDI): Likewise.
1549         (UNSPEC_VPERMTI): Likewise.
1550         (UNSPEC_GATHER): Likewise.
1551         (ssemodesuffix): Extend.
1552         * config/i386/immintrin.h: Include avx2intrin.h when __AVX2__
1553         is defined.
1554         * config/i386/predicates.md (const1248_operand): New.
1555         * config/i386/sse.md (VI1_AVX2): New mode iterator.
1556         (VI2_AVX2): Likewise.
1557         (VI4_AVX2): Likewise.
1558         (VI8_AVX2): Likewise.
1559         (VIMAX_AVX2): Likewise.
1560         (SSESCALARMODE): Likewise.
1561         (VI12_AVX2): Likewise.
1562         (VI24_AVX2): Likewise.
1563         (VI124_AVX2): Likewise.
1564         (VI248_AVX2): Likewise.
1565         (VI48_AVX2): Likewise.
1566         (VI4SD_AVX2): Likewise.
1567         (V48_AVX2): Likewise.
1568         (AVX256MODE2P): Likewise.
1569         (AVXMODE48P_DI): Likewise.
1570         (sse2_avx2): New mode attribute.
1571         (ssse3_avx2): Likewise.
1572         (sse4_1_avx2): Likewise.
1573         (avx_avx2): Likewise.
1574         (ssebytemode): Likewise.
1575         (AVXTOSSEMODE): Likewise.
1576         (AVXMODE48P_DI): Likewise.
1577         (gthrfirstp): Likewise.
1578         (gthrlastp): Likewise.
1579         (lshift): New code_iterator
1580         (lshift): New code attribute.
1581         (lshift): Likewise.
1582         (ssescalarmodesuffix): Update.
1583         (sseunpackmode): Likewise.
1584         (ssepackmode): Likewise.
1585         (avx2_vec_dupv4sf): New insn pattern.
1586         (avx2_vec_dupv8sf): Likewise.
1587         (avx2_interleave_highv4di): Likewise.
1588         (avx2_interleave_lowv4di): Likewise.
1589         (avx2_umulv4siv4di3): Likewise
1590         (*avx2_umulv4siv4di3): Likewise
1591         (avx2_pmaddwd): Likewise.
1592         (*avx2_pmaddwd): Likewise.
1593         (avx2_lshrqv4di3): Likewise.
1594         (avx2_lshlqv4di3): Likewise.
1595         (avx2_lshl<mode>3): Likewise.
1596         (avx2_<umaxmin:code><mode>3): Likewise.
1597         (*avx2_<umaxmin:code><mode>3): Likewise.
1598         (avx2_<smaxmin:code><mode>3): Likewise.
1599         (*avx2_<smaxmin:code><mode>3): Likewise.
1600         (avx2_eq<mode>3): Likewise.
1601         (*avx2_eq<mode>3): Likewise.
1602         (avx2_gt<mode>3): Likewise.
1603         (avx2_interleave_highv32qi): New.
1604         (avx2_interleave_lowv32qi): Likewise.
1605         (avx2_interleave_highv16hi): Likewise.
1606         (avx2_interleave_lowv16hi): Likewise.
1607         (avx2_interleave_highv8si): Likewise.
1608         (avx2_interleave_lowv8si): Likewise.
1609         (avx2_pshufd): Likewise.
1610         (avx2_pshufd_1): Likewise.
1611         (avx2_pshuflwv3): Likewise.
1612         (avx2_pshuflw_1): Likewise.
1613         (avx2_pshufhwv3): Likewise.
1614         (avx2_pshufhw_1): Likewise.
1615         (avx2_uavgv32qi3): Likewise.
1616         (*avx2_uavgv32qi3): Likewise.
1617         (avx2_uavgv16hi3): Likewise.
1618         (*avx2_uavgv16hi3): Likewise.
1619         (avx2_pmovmskb): Likewise.
1620         (avx2_phaddwv16hi3): Likewise.
1621         (avx2_phadddv8si3): Likewise.
1622         (avx2_phaddswv16hi3): Likewise.
1623         (avx2_phsubwv16hi3): Likewise.
1624         (avx2_phsubdv8si3): Likewise.
1625         (avx2_phsubswv16hi3): Likewise.
1626         (avx2_pmaddubsw256): Likewise.
1627         (avx2_umulhrswv16hi3): Likewise.
1628         (*avx2_umulhrswv16hi3): Likewise.
1629         (avx2_packusdw): Likewise.
1630         (avx2_pblendd<mode>): Likewise.
1631         (avx2_<code>v16qiv16hi2): Likewise.
1632         (avx2_<code>v8qiv8si2): Likewise.
1633         (avx2_<code>v8hiv8si2): Likewise.
1634         (avx2_<code>v4qiv4di2): Likewise.
1635         (avx2_<code>v4hiv4di2): Likewise.
1636         (avx2_<code>v4siv4di2): Likewise.
1637         (avx2_pbroadcast<mode>): Likewise.
1638         (avx2_permvarv8si): Likewise.
1639         (avx2_permv4df): Likewise.
1640         (avx2_permvarv8sf): Likewise.
1641         (avx2_permv4di): Likewise.
1642         (avx2_permv2ti): Likewise.
1643         (avx2_vec_dupv4df): Likewise.
1644         (avx2_vbroadcasti128_<mode>): Likewise.
1645         (avx2_vec_set_lo_v4di): Likewise.
1646         (avx2_vec_set_hi_v4di): Likewise.
1647         (*avx2_maskmov<avx2modesuffix><avxmodesuffix>): Likewise.
1648         (avx2_extracti128): Likewise.
1649         (avx2_inserti128): Likewise.
1650         (avx2_ashrvv8si): Likewise.
1651         (avx2_ashrvv4si): Likewise.
1652         (avx2_<lshift>vv8si): Likewise.
1653         (avx2_<lshift>v<mode>): Likewise.
1654         (avx2_<lshift>vv2di): Likewise.
1655         (avx2_gathersi<mode>): Likewise.
1656         (*avx2_gathersi<mode>): Likewise.
1657         (avx2_gatherdi<mode>): Likewise.
1658         (*avx2_gatherdi<mode>): Likewise.
1659         (avx2_gatherdi<mode>256): Likewise.
1660         (*avx2_gatherdi<mode>256): Likewise.
1661         (<plusminus_insn><mode>3): Use VI mode iterator.
1662         (*<plusminus_insn><mode>3): Use VI mode iterator.
1663         (<sse2_avx2>_<plusminus_insn><mode>3): Rename from
1664         sse2_<plusminus_insn><mode>3.  Use VI12_AVX2 mode iterator.
1665         (*<sse2_avx2>_<plusminus_insn><mode>3): Rename from
1666         *sse2_<plusminus_insn><mode>3.  Use VI12_AVX2 mode iterator.
1667         (mul<mode>3): Rename from mulv8hi3.  Use VI2_AVX2 mode iterator.
1668         (*mul<mode>3): Rename from *mulv8hi3.  Use VI2_AVX2 mode iterator.
1669         (<s>mul<mode>3_highpart): Rename from <s>mulv8hi3_highpart.
1670         Use VI2_AVX2 mode iterator.
1671         (*<s>mul<mode>3_highpart): Rename from *<s>mulv8hi3_highpart.
1672         Use VI2_AVX2 mode iterator.
1673         (mul<mode>3): Rename from mulv4si3.  Use VI4_AVX2 mode iterator.
1674         (*mul<mode>3): Rename from *mulv4si3.  Use VI4_AVX2 mode iterator.
1675         (*<sse4_1_avx2>_mulv2siv2di3): Rename from *sse4_1_mulv4si3.
1676         Use VI4_AVX2 mode iterator.
1677         (ashr<mode>3): Use VI24_AVX2 mode iterator.
1678         (lshr<mode>3): Use VI248_AVX2 mode iterator.
1679         (<sse2_avx2>_ashl<mode>3): Rename from sse2_ashlv1ti3.
1680         Use VIMAX_AVX2 mode iterator.
1681         (<sse2_avx2>_andnot<mode>3): Rename from sse2_andnot<mode>3.
1682         Use VI mode iterator.
1683         (*andnot<mode>3): Update for AVX2.
1684         (*<any_logic:code><mode>3): Likewise.
1685         (<sse2_avx2>_packsswb): Rename from sse2_packsswb.
1686         Use VI1_AVX mode iterator.
1687         (<sse2_avx2>_packssdw):  Rename from sse2_packssdw.
1688         Use VI2_AVX mode iterator.
1689         (<sse2_avx2>_packuswb): Rename from sse2_packsswb.
1690         Use VI1_AVX mode iterator.
1691         (<sse2_avx2>_psadbw): Rename from sse2_psadbw.
1692         Use VI8_AVX2 mode iterator.
1693         (<ssse3_avx2>_pshufb<mode>3): Rename from ssse3_pshufbv16qi3.
1694         Use VI1_AVX2 mode iterator.
1695         (<ssse3_avx2>_psign<mode>3): Rename from ssse3_psign<mode>3.
1696         Use VI124_AVX2 mode iterator.
1697         (<ssse3_avx2>_palignr<mode>): Rename from ssse3_palignrti.
1698         Use SSESCALARMODE mode iterator.
1699         (abs<mode>2): Use VI124_AVX2 mode iterator.
1700         (<sse4_1_avx2>_movntdqa): Rename from sse4_1_movntdqa.
1701         Use VI8_AVX2 mode iterator.
1702         (<sse4_1_avx2>_mpsadbw): Rename from sse4_1_mpsadbw.
1703         Use VI1_AVX2 mode iterator.
1704         (<sse4_1_avx2>_pblendvb): Rename from sse4_1_pblendvb.
1705         Use VI1_AVX2 mode iterator.
1706         (<sse4_1_avx2>_pblendw): Rename from sse4_1_pblendvb.
1707         Use VI2_AVX2 mode iterator.
1708         (<avx_avx2>_maskload<avx2modesuffix><avxmodesuffix>): Rename from
1709         avx_maskload<ssemodesuffix><avxsizesuffix>. Use V48_AVX2 mode iterator.
1710         (<avx_avx2>_maskstore<avx2modesuffix><avxmodesuffix>): Rename from
1711         avx_maskstore<ssemodesuffix><avxsizesuffix>.
1712         Use V48_AVX2 mode iterator.
1713         * doc/extend.texi: Document AVX2 built-in functions.
1714         * doc/invoke.texi: Document -mavx2.
1715
1716 2011-08-22  Matthias Klose <doko@debian.org>
1717
1718         Revert:
1719         2011-07-11  Arthur Loiret  <aloiret@debian.org>
1720                     Matthias Klose <doko@debian.org>
1721         * config/mips/t-linux64 (MULTILIB_DIRNAMES): Set to 'n32 . 64' if
1722         tm_defines contains MIPS_ABI_DEFAULT ABI_32, to follow the glibc
1723         convention.
1724         * config.gcc (tm_defines): Add MIPS_ABI_DEFAULT=ABI_32.
1725
1726 2011-08-22  Mikael Pettersson  <mikpe@it.uu.se>
1727
1728         PR bootstrap/50146
1729         * ira-color.c (assign_hard_reg): Move saved_nregs declaration
1730         to #ifndef HONOR_REG_ALLOC_ORDER block.
1731
1732 2011-08-21  Richard Henderson  <rth@redhat.com>
1733
1734         * rtl.h (INSN_ANNULLED_BRANCH_P): Only allow JUMP_INSN.
1735         * dwarf2cfi.c (scan_trace): Test JUMP_P before INSN_ANNULLED_BRANCH_P.
1736         * resource.c (next_insn_no_annul): Likewise.
1737         (mark_set_resources): Likewise.
1738         * reorg.c (delete_from_delay_slot): Likewise.
1739         (dbr_schedule, redundant_insn, try_merge_delay_insns): Likewise.
1740         (get_branch_condition): Test pc_rtx and LABEL_REF before dereferencing.
1741
1742 2011-08-21  Uros Bizjak  <ubizjak@gmail.com>
1743
1744         * config/i386/i386.md (any_div): Remove.
1745         (sgnprefix): Update for removal.
1746         (u): Ditto.
1747
1748 2011-08-20  Vladimir Makarov  <vmakarov@redhat.com>
1749
1750         * ira-lives.c (mark_pseudo_regno_subword_live): Use allocno class
1751         for ira_reg_class_max_nregs.  Increase pressure by 1.
1752         (mark_pseudo_regno_subword_dead): Use allocno class
1753         for ira_reg_class_max_nregs.
1754
1755 2011-08-20  Richard Henderson  <rth@redhat.com>
1756
1757         * config/c6x/eqd.c, config/c6x/eqf.c, config/c6x/ged.c,
1758         config/c6x/gef.c, config/c6x/gtd.c, config/c6x/gtf.c,
1759         config/c6x/led.c, config/c6x/lef.c, config/c6x/ltd.c,
1760         config/c6x/ltf.c: Adjust include path for soft-fp.
1761
1762 2011-08-20  H.J. Lu  <hongjiu.lu@intel.com>
1763
1764         PR other/46770
1765         * config.gcc (tm_file): Add initfini-array.h if
1766         .init_arrary/.fini_array are supported.
1767
1768         * crtstuff.c: Don't generate .ctors nor .dtors sections if
1769         USE_INITFINI_ARRAY is defined.
1770
1771         * output.h (default_elf_init_array_asm_out_constructor): New.
1772         (default_elf_fini_array_asm_out_destructor): Likewise.
1773         * varasm.c (elf_init_array_section): Likewise.
1774         (elf_fini_array_section): Likewise.
1775         (get_elf_initfini_array_priority_section): Likewise.
1776         (default_elf_init_array_asm_out_constructor): Likewise.
1777         (default_elf_fini_array_asm_out_destructor): Likewise.
1778
1779         * config/initfini-array.h: New.
1780
1781 2011-08-20  Richard Sandiford  <rdsandiford@googlemail.com>
1782
1783         * config/mips/mips.c (mips_class_max_nregs): Check that the mode is
1784         OK for ST_REGS and FP_REGS before taking those classes into account.
1785
1786 2011-08-20  Richard Sandiford  <rdsandiford@googlemail.com>
1787
1788         * config/mips/mips.c (mips_reorg_process_insns): Check for jumps
1789         before checking for annulled branches.
1790
1791 2011-08-20  Uros Bizjak  <ubizjak@gmail.com>
1792
1793         * config/i386/i386.c (ix86_binary_operator_ok): Use
1794         satisfies_constraint_L.
1795
1796 2011-08-20  Uros Bizjak  <ubizjak@gmail.com>
1797             Michael Matz  <matz@suse.de>
1798
1799         * config/i386/i386.c (ix86_expand_round_sse4): Expand as
1800         trunc (a + copysign (nextafter (0.5, 0.0), a)).
1801
1802 2011-08-20  Anatoly Sokolov  <aesok@post.ru>
1803
1804         * doc/tm.texi.in (PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
1805         * doc/tm.texi: Regenerate.
1806         * targhooks.c (default_preferred_output_reload_class): Don't use
1807         PREFERRED_OUTPUT_RELOAD_CLASS macro.
1808         * system.h (PREFERRED_OUTPUT_RELOAD_CLASS): Poison.
1809
1810 2011-08-20  Jakub Jelinek  <jakub@redhat.com>
1811
1812         PR tree-optimization/48739
1813         * tree-ssa.c: Include cfgloop.h.
1814         (execute_update_addresses_taken): When updating ssa, if in loop closed
1815         SSA form, call rewrite_into_loop_closed_ssa instead of update_ssa.
1816         * Makefile.in (tree-ssa.o): Depend on $(CFGLOOP_H).
1817
1818 2011-08-19  Vladimir Makarov  <vmakarov@redhat.com>
1819
1820         PR rtl-optimization/49936
1821         * ira.c (ira_init_register_move_cost): Ignore too small subclasses
1822         for calculation of max register move costs.
1823
1824 2011-08-19  Joseph Myers  <joseph@codesourcery.com>
1825
1826         * c-parser.c (c_parser_postfix_expression): Convert operands of
1827         __builtin_complex to their semantic types.
1828
1829 2011-08-19  H.J. Lu  <hongjiu.lu@intel.com>
1830
1831         PR middle-end/49721
1832         * explow.c (convert_memory_address_addr_space): Also permute the
1833         conversion and addition of constant for zero-extend.
1834
1835 2011-08-19  Joseph Myers  <joseph@codesourcery.com>
1836
1837         * c-parser.c (c_parser_postfix_expression): Handle RID_BUILTIN_COMPLEX.
1838         * doc/extend.texi (__builtin_complex): Document.
1839
1840 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
1841
1842         * tree-ssa-math-opts.c (is_widening_mult_rhs_p): Handle constants
1843         beyond conversions.
1844         (convert_mult_to_widen): Convert constant inputs to the right type.
1845         (convert_plusminus_to_widen): Don't automatically reject inputs that
1846         are not an SSA_NAME.
1847         Convert constant inputs to the right type.
1848
1849 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
1850
1851         * tree-ssa-math-opts.c (convert_plusminus_to_widen): Convert add_rhs
1852         to the correct type.
1853
1854 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
1855
1856         * tree-ssa-math-opts.c (convert_mult_to_widen): Better handle
1857         unsigned inputs of different modes.
1858         (convert_plusminus_to_widen): Likewise.
1859
1860 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
1861
1862         * tree-ssa-math-opts.c (is_widening_mult_rhs_p): Add new argument
1863         'type'.
1864         Use 'type' from caller, not inferred from 'rhs'.
1865         Don't reject non-conversion statements. Do return lhs in this case.
1866         (is_widening_mult_p): Add new argument 'type'.
1867         Use 'type' from caller, not inferred from 'stmt'.
1868         Pass type to is_widening_mult_rhs_p.
1869         (convert_mult_to_widen): Pass type to is_widening_mult_p.
1870         (convert_plusminus_to_widen): Likewise.
1871
1872 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
1873
1874         * tree-ssa-math-opts.c (is_widening_mult_p): Remove FIXME.
1875         Ensure the the larger type is the first operand.
1876
1877 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
1878
1879         * tree-ssa-math-opts.c (convert_mult_to_widen): Convert
1880         unsupported unsigned multiplies to signed.
1881         (convert_plusminus_to_widen): Likewise.
1882
1883 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
1884
1885         * tree-ssa-math-opts.c (convert_plusminus_to_widen): Permit a single
1886         conversion statement separating multiply-and-accumulate.
1887
1888 2011-08-19  Richard Guenther  <rguenther@suse.de>
1889
1890         PR tree-optimization/50067
1891         * tree-data-ref.c (dr_analyze_indices): Simplify, strip MEM_REF
1892         offset only if we accounted for it.
1893
1894 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
1895
1896         * config/arm/arm.md (maddhidi4): Remove '*' from name.
1897         * expr.c (expand_expr_real_2): Use find_widening_optab_handler.
1898         * optabs.c (find_widening_optab_handler_and_mode): New function.
1899         (expand_widen_pattern_expr): Use find_widening_optab_handler.
1900         (expand_binop_directly): Likewise.
1901         (expand_binop): Likewise.
1902         * optabs.h (find_widening_optab_handler): New macro define.
1903         (find_widening_optab_handler_and_mode): New prototype.
1904         * tree-cfg.c (verify_gimple_assign_binary): Adjust WIDEN_MULT_EXPR
1905         type precision rules.
1906         (verify_gimple_assign_ternary): Likewise for WIDEN_MULT_PLUS_EXPR.
1907         * tree-ssa-math-opts.c (build_and_insert_cast): New function.
1908         (is_widening_mult_rhs_p): Allow widening by more than one mode.
1909         Explicitly disallow mis-matched input types.
1910         (convert_mult_to_widen): Use find_widening_optab_handler, and cast
1911         input types to fit the new handler.
1912         (convert_plusminus_to_widen): Likewise.
1913
1914 2011-08-19  Andrew Stubbs  <ams@codesourcery.com>
1915
1916         * expr.c (expand_expr_real_2): Use widening_optab_handler.
1917         * genopinit.c (optabs): Use set_widening_optab_handler for $N.
1918         (gen_insn): $N now means $a must be wider than $b, not consecutive.
1919         * optabs.c (widened_mode): New function.
1920         (expand_widen_pattern_expr): Use widening_optab_handler.
1921         (expand_binop_directly): Likewise.
1922         (expand_binop): Likewise.
1923         * optabs.h (widening_optab_handlers): New struct.
1924         (optab_d): New member, 'widening'.
1925         (widening_optab_handler): New function.
1926         (set_widening_optab_handler): New function.
1927         * tree-ssa-math-opts.c (convert_mult_to_widen): Use
1928         widening_optab_handler.
1929         (convert_plusminus_to_widen): Likewise.
1930
1931 2011-08-19  Joseph Myers  <joseph@codesourcery.com>
1932
1933         * c-decl.c (grokdeclarator): Diagnose _Noreturn for non-C1X if
1934         pedantic.
1935         * c-parser.c (c_parser_declspecs): Include _Noreturn in syntax comment.
1936         * ginclude/stdnoreturn.h (noreturn): Don't define for C++.
1937
1938 2011-08-19  Joseph Myers  <joseph@codesourcery.com>
1939
1940         * opth-gen.awk: Do not declare target save/restore structures and
1941         functions if IN_RTS defined.
1942
1943 2011-08-19  Matthew Gretton-Dann  <matthew.gretton-dann@arm.com>
1944
1945         PR target/49437
1946         * config/arm/arm.c (arm_output_epilogue): Properly handle epilogue
1947         when stack was realigned in interrupt handler prologue.
1948
1949 2011-08-18  Joseph Myers  <joseph@codesourcery.com>
1950
1951         * c-decl.c (shadow_tag_warned): Check for _Noreturn.
1952         (quals_from_declspecs): Assert _Noreturn not present.
1953         (grokdeclarator): Handle _Noreturn.
1954         (build_null_declspecs): Initialize noreturn_p.
1955         (declspecs_add_scspec): Handle RID_NORETURN.
1956         * c-parser.c (c_token_starts_declspecs, c_parser_declspecs)
1957         (c_parser_attributes): Handle RID_NORETURN.
1958         * c-tree.h (struct c_declspecs): Add noreturn_p.
1959         * ginclude/stdnoreturn.h: New.
1960         * Makefile.in (USER_H): Add stdnoreturn.h.
1961
1962 2011-08-18  Kirill Yukhin  <kirill.yukhin@intel.com>
1963
1964         * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX2_SET): New.
1965         (OPTION_MASK_ISA_AVX_UNSET): Update.
1966         (OPTION_MASK_ISA_AVX2_UNSET): New.
1967         (ix86_handle_option): Handle OPT_mavx2 case.
1968         * config/i386/cpuid.h (bit_AVX2): New.
1969         * config/i386/driver-i386.c (host_detect_local_cpu): Detect
1970         AVX2 feature.
1971         * config/i386/i386-c.c (ix86_target_macros_internal):
1972         Conditionally define __AVX2__.
1973         * config/i386/i386.c (ix86_option_override_internal): Define PTA_AVX2.
1974         Define "core-avx2" processor alias.  Handle avx2 option.
1975         (ix86_valid_target_attribute_inner_p): Handle avx2 option.
1976         * config/i386/i386.h (TARGET_AVX2): New.
1977         * config/i386/i386.opt (mavx2): New.
1978         * doc/invoke.texi: Document -mavx2.
1979
1980 2011-08-18  Vladimir Makarov  <vmakarov@redhat.com>
1981
1982         PR rtl-optimization/49890
1983         * ira-costs.c (setup_regno_cost_classes_by_aclass): Don't exclude
1984         subclasses of class which is superset of a pressure class.
1985
1986 2011-08-18  H.J. Lu  <hongjiu.lu@intel.com>
1987             Igor Zamyatin <igor.zamyatin@intel.com>
1988
1989         * config/i386/i386-c.c (ix86_target_macros_internal): Replace int
1990         with HOST_WIDE_INT for isa_flag.
1991         (ix86_pragma_target_parse): Replace int with HOST_WIDE_INT for
1992         isa variables.
1993
1994         * config/i386/i386.c (ix86_target_string): Replace int with
1995         HOST_WIDE_INT for isa.  Use HOST_WIDE_INT_PRINT to print isa.
1996         (ix86_target_opts): Replace int with HOST_WIDE_INT on mask.
1997         (pta_flags): Removed.
1998         (PTA_XXX): Redefined as (HOST_WIDE_INT_1 << X).
1999         (pta): Use HOST_WIDE_INT on flags.
2000         (builtin_isa): Use HOST_WIDE_INT on isa.
2001         (ix86_add_new_builtins): Likewise.
2002         (def_builtin): Use HOST_WIDE_INT on mask.
2003         (def_builtin_const): Likewise.
2004         (builtin_description): Likewise.
2005
2006         * config/i386/i386.opt (ix86_isa_flags): Replace int with
2007         HOST_WIDE_INT.
2008         (ix86_isa_flags_explicit): Likewise.
2009         (x_ix86_isa_flags_explicit): Likewise.
2010
2011 2011-08-17  Vladimir Makarov  <vmakarov@redhat.com>
2012
2013         PR rtl-optimization/50107
2014         * ira-int.h (ira_hard_reg_not_in_set_p): Remove.
2015         (ira_hard_reg_in_set_p): New.
2016
2017         * ira-color.c (calculate_saved_nregs): New.
2018         (assign_hard_reg): Use it.  Set up allocated_hard_reg_p for all
2019         hard regs.
2020         (allocno_reload_assign, fast_allocation): Use
2021         ira_hard_reg_set_intersection_p instead of
2022         ira_hard_reg_not_in_set_p.
2023
2024         * ira.c (setup_reg_renumber): Use
2025         ira_hard_reg_set_intersection_p instead of
2026         ira_hard_reg_not_in_set_p.
2027         (setup_allocno_assignment_flags, calculate_allocation_cost): Use
2028         ira_hard_reg_in_set_p instead of ira_hard_reg_not_in_set_p.
2029
2030         * ira-costs.c (ira_tune_allocno_costs): Use
2031         ira_hard_reg_set_intersection_p instead of
2032         ira_hard_reg_not_in_set_p.
2033
2034 2011-08-18  H.J. Lu  <hongjiu.lu@intel.com>
2035             Igor Zamyatin <igor.zamyatin@intel.com>
2036
2037         * hwint.h (HOST_WIDE_INT_1): New.
2038
2039         * opt-functions.awk (switch_bit_fields): Initialize the
2040         host_wide_int field.
2041         (host_wide_int_var_name): New.
2042         (var_type_struct): Check and return HOST_WIDE_INT.
2043
2044         * opt-read.awk: Handle HOST_WIDE_INT for "Variable".
2045
2046         * optc-save-gen.awk: Support HOST_WIDE_INT on var_target_other.
2047
2048         * opth-gen.awk: Use HOST_WIDE_INT_1 on HOST_WIDE_INT.  Properly
2049         check masks for HOST_WIDE_INT.
2050
2051         * opts-common.c (set_option): Support HOST_WIDE_INT flag_var.
2052         (option_enabled): Likewise.
2053         (get_option_state): Likewise.
2054
2055         * opts.h (cl_option): Add cl_host_wide_int.  Change var_value
2056         to HOST_WIDE_INT.
2057
2058 2011-08-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2059             Marc Glisse  <marc.glisse@normalesup.org>
2060
2061         PR libstdc++-v3/1773
2062         * target.def (decl_mangling_context): New C++ hook.
2063         * doc/tm.texi: Regenerate.
2064         * config/sol2-cxx.c, config/sol2-stubs.c: New files.
2065         * config/sol2-protos.h: Group by source file.
2066         (solaris_cxx_decl_mangling_context): Declare.
2067         * config/sol2.h (TARGET_CXX_DECL_MANGLING_CONTEXT): Define.
2068         * config/t-sol2 (sol2-cxx.o, sol2-stubs.o): New targets.
2069         Use $<.
2070         * config.gcc (*-*-solaris2*): Add sol2-cxx.o to cxx_target_objs.
2071         Add sol2-stubs.o to extra_objs.
2072
2073 2011-08-18  Jakub Jelinek  <jakub@redhat.com>
2074
2075         PR target/50009
2076         * stor-layout.c (update_alignment_for_field): Don't ICE on
2077         packed flexible array members if ms_bitfield_layout_p.
2078
2079         PR target/50092
2080         * config/i386/i386.c (assign_386_stack_local): Call validize_mem
2081         on the result before returning it.
2082
2083         PR debug/50017
2084         * tree-vect-stmts.c (vect_finish_stmt_generation): If gsi_stmt (*gsi)
2085         is a debug stmt, use location of the first non-debug stmt after it.
2086
2087 2011-08-18  Richard Sandiford  <richard.sandiford@linaro.org>
2088
2089         * config/arm/arm.c (arm_rtx_costs_1): Don't modify the costs of SET.
2090         (arm_size_rtx_costs): Likewise.
2091
2092 2011-08-18  Richard Guenther  <rguenther@suse.de>
2093
2094         * tree.h (tree_int_cst_msb): Remove.
2095         * tree.c (tree_int_cst_msb): Likewise.
2096         (tree_int_cst_sign_bit): Move from ...
2097         * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): ... here.
2098
2099 2011-08-18  Richard Sandiford  <richard.sandiford@linaro.org>
2100
2101         * doc/tm.texi.in (TARGET_RTX_COSTS): Add an opno paramter.
2102         * doc/tm.texi: Regenerate.
2103         * target.def (rtx_costs): Add an opno parameter.
2104         * hooks.h (hook_bool_rtx_int_int_intp_bool_false): Replace with...
2105         (hook_bool_rtx_int_int_int_intp_bool_false): ...this.
2106         * hooks.c (hook_bool_rtx_int_int_intp_bool_false): Replace with...
2107         (hook_bool_rtx_int_int_int_intp_bool_false): ...this.
2108         * cse.c (COST_IN): Add an opno parameter.
2109         (notreg_cost): Likewise.  Update call to rtx_cost.
2110         (COST, fold_rtx): Update accordingly.
2111         * dojump.c (prefer_and_bit_test): Update call to rtx_cost.
2112         * expmed.c (emit_store_flag): Likewise.
2113         * optabs.c (avoid_expensive_constant): Add an opno parameter.
2114         Update call to rtx_cost.
2115         (expand_binop_directly, expand_binop): Likewise.
2116         (expand_twoval_binop, prepare_cmp_insn): Likewise.
2117         * rtl.h (rtx_cost, get_full_rtx_cost): Add opno parameters.
2118         (set_src_cost, get_full_set_src_cost): Update accordingly.
2119         * rtlanal.c (rtx_cost): Add an opno parameter.  Update call
2120         to target hook.
2121         (get_full_rtx_cost): Add an opno paramter.  Update calls to rtx_cost.
2122         (default_adress_cost): Update calls to rtx_cost.
2123
2124         * config/arm/arm.c (arm_rtx_costs_1, arm_size_rtx_costs)
2125         (arm_slowmul_rtx_costs): Adjust calls to rtx_cost.
2126         (arm_rtx_costs): Add an opno parameter.
2127         * config/alpha/alpha.c (alpha_rtx_costs): Add an opno parameter and
2128         adjust any recursive rtx-cost calls.
2129         * config/avr/avr.c (avr_operand_rtx_cost, avr_rtx_costs): Likewise.
2130         * config/bfin/bfin.c (bfin_rtx_costs): Likewise.
2131         * config/c6x/c6x.c (c6x_rtx_costs): Likewise.
2132         * config/cris/cris.c (cris_rtx_costs): Likewise.
2133         * config/frv/frv.c (frv_rtx_costs): Likewise.
2134         * config/h8300/h8300.c (h8300_rtx_costs): Likewise.
2135         * config/i386/i386.c (ix86_rtx_costs): Likewise.
2136         * config/ia64/ia64.c (ia64_rtx_costs): Likewise.
2137         * config/iq2000/iq2000.c (iq2000_rtx_costs): Likewise.
2138         * config/lm32/lm32.c (lm32_rtx_costs): Likewise.
2139         * config/m32c/m32c.c (m32c_rtx_costs): Likewise.
2140         * config/m32r/m32r.c (m32r_rtx_costs): Likewise.
2141         * config/m68k/m68k.c (m68k_rtx_costs): Likewise.
2142         * config/mcore/mcore.c (mcore_rtx_costs): Likewise.
2143         * config/mep/mep.c (mep_rtx_cost): Likewise.
2144         * config/microblaze/microblaze.c (microblaze_rtx_costs): Likewise.
2145         * config/mips/mips.c (mips_binary_cost): Update call to rtx_cost.
2146         (mips_zero_extend_cost): Add an opno parameter.
2147         * config/mmix/mmix.c (mmix_rtx_costs): Likewise.
2148         * config/mn10300/mn10300.c (mn10300_address_cost): Update call
2149         to rtx_cost.
2150         (mn10300_rtx_costs): Add an opno parameter and adjust any recursive
2151         rtx-cost calls.
2152         * config/pa/pa.c (hppa_rtx_costs): Likewise.
2153         * config/pdp11/pdp11.c (pdp11_rtx_costs): Likewise.
2154         * config/picochip/picochip.c (picochip_rtx_costs): Likewise.
2155         * config/rs6000/rs6000.c (rs6000_rtx_costs): Likewise.
2156         (rs6000_debug_rtx_costs): Likewise.
2157         * config/s390/s390.c (s390_rtx_costs): Likewise.
2158         * config/score/score-protos.h (score_rtx_costs): Likewise.
2159         * config/score/score.c (score_rtx_costs): Likewise.
2160         * config/sh/sh.c (andcosts): Update call to rtx_cost.
2161         (sh_rtx_costs): Add an opno parameter.
2162         * config/sparc/sparc.c (sparc_rtx_costs): Likewise.
2163         * config/spu/spu.c (spu_rtx_costs): Likewise.
2164         * config/stormy16/stormy16.c (xstormy16_rtx_costs): Likewise.
2165         * config/v850/v850.c (v850_rtx_costs): Likewise.
2166         * config/vax/vax.c (vax_rtx_costs): Likewise.
2167         * config/xtensa/xtensa.c (xtensa_rtx_costs): Likewise.
2168
2169 2011-08-18  Richard Sandiford  <richard.sandiford@linaro.org>
2170
2171         * rtl.h (set_src_cost, get_full_set_src_cost): New functions.
2172         * auto-inc-dec.c (attempt_change): Use set_src_cost instead of
2173         rtx_cost.
2174         * calls.c (precompute_register_parameters): Likewise.
2175         * combine.c (expand_compound_operation, make_extraction): Likewise.
2176         (force_to_mode, distribute_and_simplify_rtx): Likewise.
2177         * dse.c (find_shift_sequence): Likewise.
2178         * expmed.c (init_expmed, expand_mult, expand_smod_pow2): Likewise.
2179         * expr.c (compress_float_constant): Likewise.
2180         * fwprop.c (should_replace_address, try_fwprop_subst): Likewise.
2181         * gcse.c (want_to_gcse_p): Likewise.
2182         * ifcvt.c (noce_try_sign_mask): Likewise.
2183         * loop-doloop.c (doloop_optimize): Likewise.
2184         * loop-invariant.c (create_new_invariant): Likewise.
2185         * optabs.c (avoid_expensive_constant): Likewise.
2186         * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands)
2187         (try_replace_in_use, reload_cse_move2add): Likewise.
2188         * reload1.c (calculate_elim_costs_all_insns): Likewise.
2189         (note_reg_elim_costly): Likewise.
2190         * rtlanal.c (insn_rtx_cost): Likewise.
2191         * simplify-rtx.c (simplify_binary_operation_1): Likewise.
2192         * stmt.c (lshift_cheap_p): Likewise.
2193         * tree-ssa-loop-ivopts.c (seq_cost, computation_cost): Likewise.
2194         * config/avr/avr.c (final_prescan_insn): Likewise.
2195         * config/bfin/bfin.c (bfin_rtx_costs): Likewise.
2196         * config/mips/mips.c (mips_binary_cost, mips_rtx_costs): Likewise.
2197
2198 2011-08-18  Richard Sandiford  <richard.sandiford@linaro.org>
2199
2200         * rtl.h (set_rtx_cost, get_full_set_rtx_cost): New functions.
2201         * auto-inc-dec.c (attempt_change): Use set_rtx_cost.
2202         * cfgloopanal.c (seq_cost): Likewise.
2203         * loop-invariant.c (create_new_invariant): Likewise.
2204         * postreload.c (move2add_use_add2_insn, move2add_use_add3_insn)
2205         (reload_cse_move2add): Use get_full_set_rtx_cost.
2206
2207 2011-08-18  Richard Guenther  <rguenther@suse.de>
2208
2209         * expr.c (get_inner_reference): Fix typo in last change.
2210
2211 2011-08-18  Paolo Carlini  <paolo.carlini@oracle.com>
2212             Joseph Myers  <joseph@codesourcery.com>
2213
2214         PR tree-optimization/49963
2215         * hwint.c (absu_hwi): Define.
2216         * hwint.h (absu_hwi): Declare.
2217         * fold-const.c (fold_plusminus_mult_expr): Use absu_hwi instead
2218         of abs_hwi.
2219         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Likewise.
2220         * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Likewise.
2221
2222 2011-08-18  Richard Guenther  <rguenther@suse.de>
2223
2224         * expr.c (get_inner_reference): Sign-extend the constant
2225         twos-complement offset before doing arbitrary precision
2226         arithmetic on it.
2227         * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Likewise.
2228         (get_constraint_for_1): Pass the offset of a MEM_REF unchanged
2229         to get_constraint_for_ptr_offset.
2230
2231 2011-08-17  Kaz Kojima  <kkojima@gcc.gnu.org>
2232
2233         PR target/50068
2234         * config/sh/sh.c (sh_output_mi_thunk): Don't call dbr_schedule.
2235
2236 2011-08-17  Richard Guenther  <rguenther@suse.de>
2237
2238         * tree.h (convert_to_ptrofftype_loc): New function.
2239         (convert_to_ptrofftype): Define.
2240         * builtins.c (expand_builtin_bzero): Use size_type_node.
2241         (fold_builtin_bzero): Likewise.
2242         (std_gimplify_va_arg_expr): Build the BIT_AND_EXPR on the pointer.
2243         * c-typeck.c (build_unary_op): Use convert_to_ptrofftype_loc.
2244         * cgraphunit.c (thunk_adjust): Use fold_build_pointer_plus_loc.
2245         (cgraph_redirect_edge_call_stmt_to_callee): Use size_int.
2246         * expr.c (expand_expr_addr_expr_1): Use fold_build_pointer_plus.
2247         * fold-const.c (build_range_check): Negate using the original type.
2248         (fold_unary_loc): Use fold_build_pointer_plus_loc.
2249         * gimple-fold.c (gimple_adjust_this_by_delta): Use
2250         convert_to_ptrofftype.
2251         * gimplify.c (gimplify_self_mod_expr): Likewise.
2252         * graphite-clast-to-gimple.c (clast_to_gcc_expression): Likewise.
2253         (graphite_create_new_loop_guard): Likewise.
2254         * graphite-sese-to-poly.c (my_long_long): Remove.
2255         (scop_ivs_can_be_represented): Adjust.
2256         * tree-cfg.c (verify_gimple_assign_unary): Use ptrofftype_p.
2257         * tree-chrec.c (chrec_fold_plus_1): Use fold_build_pointer_plus.
2258         * tree-loop-distribution.c (build_size_arg_loc): Use
2259         size_type_node.
2260         (generate_memset_zero): Simplify.
2261         * tree-mudflap.c: Use fold_convert, not convert.
2262         * tree-predcom.c (suitable_reference_p): Expand DR_OFFSET in
2263         its own type.
2264         (determine_offset): Likewise for DR_STEP.
2265         (valid_initializer_p): Likewise.
2266         * tree-profile.c (prepare_instrumented_value): Convert the pointer
2267         to an integer type of same size.
2268         * tree-scalar-evolution.c (interpret_rhs_expr): Do not refer
2269         to sizetype without need.
2270         * tree-ssa-address.c (tree_mem_ref_addr): Likewise.
2271         * tree-ssa-loop-ivopts.c (find_bivs): Use convert_to_ptrofftype.
2272         * tree-ssa-loop-manip.c (create_iv): Likewise.
2273         (determine_exit_conditions): Adjust comment.
2274         * tree-ssa-pre.c (create_expression_by_pieces): Use
2275         convert_to_ptrofftype.
2276         * tree-ssa-structalias.c (get_constraint_for_1): Likewise.
2277         * varasm.c (array_size_for_constructor): Compute using double_ints.
2278
2279 2011-08-16  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2280
2281         * config/spu/spu.c (spu_emit_branch_or_set): Avoid reverse tests
2282         when generating an integer result where possible.  Short-cut
2283         comparison against 0 also for QImode.
2284
2285 2011-08-16  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
2286
2287         * config/spu/spu.h (LEGITIMIZE_RELOAD_ADDRESS): New macro.
2288         * config/spu/spu-protos.h (spu_legitimize_reload_address): Add
2289         prototype.
2290         * config/spu/spu.c (spu_legitimize_reload_address): New function.
2291         (spu_legitimate_address_p): Do not check displacement if the base
2292         is an eliminable stack register.
2293
2294 2011-08-16  Anatoly Sokolov  <aesok@post.ru>
2295
2296         * config/m32c/m32c.h (PREFERRED_RELOAD_CLASS,
2297         PREFERRED_OUTPUT_RELOAD_CLASS): Remove macro.
2298         * config/m32c/m32c-protos.h (m32c_preferred_reload_class,
2299         m32c_preferred_output_reload_class): Remove.
2300         * config/m32c/m32c.c (m32c_preferred_reload_class): Make static.
2301         Change rclass argument and return types to reg_class_t. Use
2302         reg_class_subset_p instead of class_sizes.
2303         (m32c_preferred_output_reload_class): Make static. Change rclass
2304         argument and return types to reg_class_t.
2305         (TARGET_PREFERRED_RELOAD_CLASS,
2306         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
2307
2308 2011-08-16  Kai Tietz  <ktietz@redhat.com>
2309
2310         * config/i386/mingw32.h (GOMP_SELF_SPEC): Add -pthread option.
2311
2312 2011-08-16  Richard GUenther  <rguenther@suse.de>
2313
2314         PR tree-optimization/50082
2315         * tree-ssa-forwprop.c (combine_cond_expr_cond): Handle overflow
2316         warnings here, instead of ...
2317         (ssa_forward_propagate_and_combine): ... here.
2318         (forward_propagate_into_comparison_1): Adjust.
2319         (forward_propagate_into_comparison): Likewise.
2320         (forward_propagate_into_gimple_cond): Likewise.
2321         (forward_propagate_into_cond): Likewise.
2322
2323 2011-08-16  Andreas Schwab  <schwab@redhat.com>
2324
2325         * ggc.h (ggc_alloc_rtvec_sized): Use ggc_alloc_zone_rtvec_def
2326         instead of ggc_alloc_zone_vec_rtvec_def.
2327
2328 2011-08-16  Richard Guenther  <rguenther@suse.de>
2329
2330         * tree.h (ptrofftype_p): New helper function.
2331         * tree-cfg.c (verify_expr): Use ptrofftype_p for POINTER_PLUS_EXPR
2332         offset verification.
2333         (verify_gimple_assign_binary): Likewise.
2334         * tree.c (build2_stat): Likewise.
2335         * tree-chrec.c (chrec_fold_plus_poly_poly): Likewise.
2336         (reset_evolution_in_loop): Likewise.
2337         * tree-chrec.h (build_polynomial_chrec): Likewise.
2338
2339 2011-08-16  Liang Wang  <lwang1@marvell.com>
2340
2341         * ggc.h (ggc_alloc_rtvec_sized): Change arguments of
2342         ggc_alloc_zone_vec_rtvec_def.
2343
2344 2011-08-16  Richard Guenther  <rguenther@suse.de>
2345
2346         * tree-vrp.c (extract_range_from_multiplicative_op_1): New
2347         helper factored out from ...
2348         (extract_range_from_binary_expr_1): ... here.  Re-structure
2349         to not glob handling too different tree codes.
2350
2351 2011-08-15  Richard Henderson  <rth@redhat.com>
2352
2353         PR middle-end/50006
2354         * explow.c (allocate_dynamic_stack_space): Move suppress_reg_args_size
2355         setting out to include allocate_stack named pattern as well.
2356         * builtins.c (expand_builtin_apply): Add ARG_SIZE 0 note.
2357         * stmt.c (expand_stack_restore): Likewise.
2358
2359 2011-08-15  Richard Guenther  <rguenther@suse.de>
2360
2361         PR middle-end/50082
2362         * fold-const.c (maybe_canonicalize_comparison_1): Properly
2363         convert the modified operand to the other operand type.
2364         (fold_comparison): Call maybe_canonicalize_comparison_1 with
2365         useless conversions stripped from comparison operands.
2366
2367 2011-08-15  Richard Guenther  <rguenther@suse.de>
2368
2369         * tree-vrp.c (value_range_nonnegative_p): Fix anti-range case.
2370         (extract_range_from_unary_expr_1): Restructure.
2371
2372 2011-08-15  Richard Guenther  <rguenther@suse.de>
2373
2374         PR tree-optimization/50058
2375         * tree-ssa-sccvn.c (vn_reference_lookup_3): Relax aggregate
2376         copy matching.
2377
2378 2011-08-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
2379
2380         PR target/50022
2381         * config/arm/arm.c (output_move_double): Add 2 parameters
2382         to count the number of insns emitted and whether to emit or not.
2383         Use the flag to decide when to emit and count number of instructions
2384         that will be emitted.
2385         Handle case where output_move_double might be called for calculating
2386         lengths with an invalid constant.
2387         (arm_count_output_move_double_insns): Define.
2388         * config/arm/arm-protos.h (arm_count_output_move_double_insns): Declare.
2389         (output_move_double): Adjust prototype.
2390         * config/arm/vfp.md ("*movdi_vfp"): Adjust call to
2391         output_move_double.
2392         ("*movdi_vfp_cortexa8"): Likewise and add attribute
2393         for ce_count.
2394         * config/arm/arm.md ("*arm_movdi"): Adjust call to output_move_double.
2395         ("*movdf_soft_insn"): Likewise.
2396         * config/arm/cirrus.md ("*cirrus_arm_movdi"): Likewise.
2397         ("*cirrus_thumb2_movdi"): Likewise.
2398         ("*thumb2_cirrus_movdf_hard_insn"): Likewise.
2399         ("*cirrus_movdf_hard_insn"): Likewise.
2400         * config/arm/neon.md (*neon_mov<mode> VD): Likewise.
2401         * config/arm/iwmmxt.md ("*iwmmxt_arm_movdi"): Likewise.
2402         ("mov<mode>_internal VMMX"): Likewise.
2403         * config/arm/fpa.md (*movdf_fpa, *thumb2_movdf_fpa): Likewise.
2404
2405 2011-08-14  Uros Bizjak  <ubizjak@gmail.com>
2406
2407         * config/i386/i386.c (ix86_expand_round_sse4): New function.
2408         * config/i386/i386-protos.h (ix86_expand_round_sse4): New prototype.
2409         * config/i386/i386.md (round<mode>2): Use ix86_expand_round_sse4
2410         for TARGET_ROUND.
2411
2412         (rint<mode>2): Simplify TARGET_ROUND check.
2413         (floor<mode>2): Ditto.
2414         (ceil<mode>2): Ditto.
2415         (btrunc<mode>2): Ditto.
2416
2417 2011-08-14  Anatoly Sokolov  <aesok@post.ru>
2418
2419         * config/mmix/mmix.c (TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Redefine
2420         as mmix_preferred_output_reload_class.
2421
2422 2011-08-14  Georg-Johann Lay  <avr@gjlay.de>
2423
2424         * PR target/49903
2425         * config/avr/avr.md (UNSPEC_IDENTITY): New c_enum.
2426         (branch_unspec): New insn.
2427         (branch): Beauty farm.
2428         * config/avr/avr.c (compare_condition): Use JUMP_P.  Test SET_SRC
2429         to be IF_THEN_ELSE.
2430         (avr_compare_pattern, avr_reorg_remove_redundant_compare):
2431         New static functions.
2432         (avr_reorg): Use them.  Use next_real_insn instead of NEXT_INSN.
2433         Use CONST_INT_P.  Beauty.
2434
2435 2011-08-12  Richard Henderson  <rth@redhat.com>
2436
2437         PR rtl-opt/49994
2438         * sched-init.h (struct deps_desc): Add sched_before_next_jump.
2439         * sched-deps.c (init_deps): Clear it.
2440         (deps_analyze_insn): Consume it.
2441         (sched_analyze_insn): Fill it.
2442
2443 2011-08-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
2444
2445         PR target/48328
2446         * config/arm/arm.h (CASE_VECTOR_SHORTEN_MODE): Fix distance
2447         for tbh instructions.
2448
2449 2011-08-12  Diego Novillo  <dnovillo@google.com>
2450
2451         * data-streamer.h (streamer_write_zero): Rename from output_zero.
2452         (streamer_write_uhwi): Rename from lto_output_uleb128.
2453         (streamer_write_hwi): Rename from output_sleb128.
2454         (streamer_write_string): Rename from lto_output_string.
2455         (streamer_string_index): Rename from lto_string_index.
2456         (streamer_write_string_with_length): Rename from
2457         lto_output_string_with_length.
2458         (streamer_write_uhwi_stream): Rename from lto_output_uleb128_stream.
2459         (streamer_write_hwi_stream): Rename from lto_output_sleb128_stream.
2460         (streamer_read_string): Rename from lto_input_string.
2461         (streamer_read_indexed_string): Rename from input_string_internal.
2462         (streamer_read_uhwi): Rename from lto_input_uleb128.
2463         (streamer_read_hwi): Rename from lto_input_sleb128.
2464         (streamer_write_hwi_in_range): Rename from lto_output_int_in_range.
2465         (streamer_read_hwi_in_range): Rename from lto_input_int_in_range.
2466         (streamer_write_enum): Rename from lto_output_enum.
2467         (streamer_read_enum): Rename from lto_input_enum.
2468         (streamer_write_record_start): Rename from output_record_start.
2469         (streamer_read_record_start): Rename from input_record_start.
2470         (streamer_write_bitpack): Rename from lto_output_bitpack.
2471         (streamer_read_bitpack): Rename from lto_input_bitpack.
2472         (streamer_write_char_stream): Rename from lto_output_1_stream.
2473         (streamer_read_uchar): Rename from lto_input_1_unsigned.
2474         * tree-streamer.h (streamer_cache_d): Rename from lto_streamer_cache_d.
2475         (streamer_handle_as_builtin_p): Rename from lto_stream_as_builtin_p.
2476         (streamer_read_string_cst): Rename from input_string_cst.
2477         (streamer_read_chain): Rename from lto_input_chain.
2478         (streamer_alloc_tree): Rename from lto_materialize_tree.
2479         (streamer_read_tree_body): Rename from lto_input_tree_pointers.
2480         (streamer_get_pickled_tree): Rename from lto_get_pickled_tree.
2481         (streamer_get_builtin_tree): Rename from lto_get_builtin_tree.
2482         (streamer_read_integer_cst): Rename from lto_input_integer_cst.
2483         (streamer_read_tree_bitfields): Rename from tree_read_bitfields.
2484         (streamer_write_chain): Rename from lto_output_chain.
2485         (streamer_write_tree_header): Rename from lto_output_tree_header.
2486         (streamer_pack_tree_bitfields): Rename from pack_value_fields.
2487         (streamer_write_tree_body): Rename from lto_output_tree_pointers.
2488         (streamer_write_integer_cst): Rename from lto_output_integer_cst.
2489         (streamer_write_builtin): Rename from lto_output_builtin_tree.
2490         (streamer_check_handled_ts_structures): Rename from
2491         check_handled_ts_structures.
2492         (streamer_tree_cache_insert): Rename from lto_streamer_cache_insert.
2493         (streamer_tree_cache_insert_at): Rename from
2494         lto_streamer_cache_insert_at.
2495         (streamer_tree_cache_append): Rename from lto_streamer_cache_append.
2496         (streamer_tree_cache_lookup): Rename from lto_streamer_cache_lookup.
2497         (streamer_tree_cache_get): Rename from lto_streamer_cache_get.
2498         (streamer_tree_cache_create): Rename from lto_streamer_cache_create.
2499         (streamer_tree_cache_delete): Rename from lto_streamer_cache_delete.
2500         * tree-streamer-out.c (write_string_cst): Rename from output_string_cst.
2501         (write_identifier): Rename from output_identifier.
2502         (write_ts_common_tree_pointers): Rename from
2503         lto_output_ts_common_tree_pointers.
2504         (write_ts_vector_tree_pointers): Rename from
2505         lto_output_ts_vector_tree_pointers.
2506         (write_ts_complex_tree_pointers): Rename from
2507         lto_output_ts_complex_tree_pointers.
2508         (write_ts_decl_minimal_tree_pointers): Rename from
2509         lto_output_ts_decl_minimal_tree_pointers.
2510         (write_ts_decl_common_tree_pointers): Rename from
2511         lto_output_ts_decl_common_tree_pointers.
2512         (write_ts_decl_non_common_tree_pointers): Rename from
2513         lto_output_ts_decl_non_common_tree_pointers.
2514         (write_ts_decl_with_vis_tree_pointers): Rename from
2515         lto_output_ts_decl_with_vis_tree_pointers.
2516         (write_ts_field_decl_tree_pointers): Rename from
2517         lto_output_ts_field_decl_tree_pointers.
2518         (write_ts_function_decl_tree_pointers): Rename from
2519         lto_output_ts_function_decl_tree_pointers.
2520         (write_ts_type_common_tree_pointers): Rename from
2521         lto_output_ts_type_common_tree_pointers.
2522         (write_ts_type_non_common_tree_pointers): Rename from
2523         lto_output_ts_type_non_common_tree_pointers.
2524         (write_ts_list_tree_pointers): Rename from
2525         lto_output_ts_list_tree_pointers.
2526         (write_ts_vec_tree_pointers): Rename from
2527         lto_output_ts_vec_tree_pointers.
2528         (write_ts_exp_tree_pointers): Rename from
2529         lto_output_ts_exp_tree_pointers.
2530         (write_ts_block_tree_pointers): Rename from
2531         lto_output_ts_block_tree_pointers.
2532         (write_ts_binfo_tree_pointers): Rename from
2533         lto_output_ts_binfo_tree_pointers.
2534         (write_ts_constructor_tree_pointers): Rename from
2535         lto_output_ts_constructor_tree_pointers.
2536         (write_ts_target_option): Rename from lto_output_ts_target_option.
2537         (write_ts_translation_unit_decl_tree_pointers): Rename from
2538         lto_output_ts_translation_unit_decl_tree_pointers.
2539         * tree-streamer.c (streamer_tree_cache_add_to_node_array):
2540         Rename from lto_streamer_cache_add_to_node_array.
2541         (streamer_tree_cache_insert_1): Rename from lto_streamer_cache_insert_1.
2542         (record_common_node): Rename from lto_record_common_node.
2543
2544         * streamer-hooks.h (bitpack_d, lto_streamer_cache_d): Remove forward
2545         declarations.
2546         * data-streamer-in.c (lto_input_widest_uint_uleb128): Remove unused
2547         function.
2548         * data-streamer-out.c (lto_output_widest_uint_uleb128_stream): Remove
2549         unused function.
2550         * Makefile.in (lto-section-out.o): Add dependency on DATA_STREAMER_H.
2551         (ipa-reference.o): Likewise.
2552         * lto-section-out.c: Include data-streamer.h.
2553         * ipa-reference.c: Include data-streamer.h.
2554
2555 2011-08-12  Nick Clifton  <nickc@redhat.com>
2556
2557         * builtins.c (expand_builtin_memcmp): Do not use cmpstrnsi pattern.
2558         * doc/md.texi (cmpstrn): Note that the comparison stops if both
2559         fetched bytes are zero.
2560         (cmpstr): Likewise.
2561         (cmpmem): Note that the comparison does not stop if both of the
2562         fetched bytes are zero.
2563
2564 2011-08-12  Uros Bizjak  <ubizjak@gmail.com>
2565
2566         * builtins.def (BUILT_IN_ICEIL{,F,L}, BUILT_IN_IFLOOR{,F,L}
2567         BUILT_IN_IRINT{,F,L}, BUILT_IN_IROUND{,F,L}: New builtin definitions.
2568         * convert.c (convert_to_integer): Convert to BUILT_IN_ICEIL,
2569         BUILT_IN_IFLOOR, BUILT_IN_IRINT or BUILT_INT_IROUND when converting
2570         to integer_type_node.
2571         * fold-const.c (tree_call_nonnegative_warnv_p): Handle BUILT_IN_ICEIL,
2572         BUILT_IN_IFLOOR, BUILT_IN_IRINT and BUILT_INT_IROUND.
2573         * builtins.c (expand_builtin_in): Ditto.
2574         (mathfn_built_in_1): Ditto.
2575         (expand_builtin_int_roundingfn): Handle BUILT_IN_ICEIL and
2576         BUILT_IN_IFLOOR.
2577         (expand_builtin_int_roundingfn_2): Handle BUILT_IN_IRINT and
2578         BUILT_IN_IROUND.
2579         (fold_fixed_mathfn): Canonicalize BUILT_IN_ICEIL, BUILTIN_IN_IFLOOR
2580         BUILT_IN_IRINT and BUILT_IN_IROUND to BUILT_IN_LCEIL,
2581         BUILTIN_IN_LFLOOR, BUILT_IN_LRINT and BUILT_IN_LROUND on ILP32 targets.
2582
2583 2011-08-12  Richard Guenther  <rguenther@suse.de>
2584
2585         * tree-vrp.c (extract_range_from_unary_expr_1): Implement -X as 0 - X.
2586
2587 2011-08-12  Romain Geissler  <romain.geissler@gmail.com>
2588
2589         * Makefile.in (PLUGIN_HEADERS): Add C_TREE_H.
2590
2591 2011-08-12  Richard Sandiford  <rdsandiford@googlemail.com>
2592
2593         * config/arm/arm.c (get_label_padding): New function.
2594         (create_fix_barrier, arm_reorg): Use it.
2595
2596 2011-08-11  Uros Bizjak  <ubizjak@gmail.com>
2597
2598         PR target/49781
2599         * config/i386/i386.md (*lea_5_zext): New.
2600         (*lea_6_zext): Ditto.
2601         * config/i386/predicates.md (const_32bit_mask): New predicate.
2602         (lea_address_operand): Reject AND.
2603         * config/i386/i386.c (ix86_decompose_address): Allow Dimode AND with
2604         const_32bit_mask immediate.
2605         (ix86_print_operand_address): Handle AND.
2606         (memory_address_length): Ditto.
2607
2608 2011-08-11  Romain Geissler  <romain.geissler@gmail.com>
2609             Brian Hackett  <bhackett1024@gmail.com>
2610
2611         * plugin.def: Add event for finish_decl.
2612         * plugin.c (register_callback, invoke_plugin_callbacks): Same.
2613         * c-decl.c (finish_decl): Invoke callbacks on above event.
2614         * doc/plugins.texi: Document above event.
2615
2616 2011-08-11  Richard Guenther  <rguenther@suse.de>
2617
2618         * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid redundant
2619         lookups, make looking through aggregate copies stronger.
2620
2621 2011-08-11  Richard Henderson  <rth@redhat.com>
2622
2623         PR bootstrap/50018
2624         * expr.c (fixup_args_size_notes): Accept and ignore normal calls.
2625
2626 2011-08-11  Richard Guenther  <rguenther@suse.de>
2627
2628         * lto-cgraph.c (input_node): Use DECL_BUILT_IN.
2629         * tree-vrp.c (stmt_interesting_for_vrp): Likewise.
2630         (vrp_visit_stmt): Likewise.
2631
2632 2011-08-11  Richard Guenther  <rguenther@suse.de>
2633
2634         PR middle-end/50040
2635         * gimplify.c (gimplify_modify_expr_complex_part): Mark the
2636         load of the other piece with TREE_NO_WARNING.
2637         * tree-flow.h (warn_uninit): Adjust prototype.
2638         * tree-ssa.c (warn_uninit): Take uninitialized SSA name,
2639         the base variable and the expression that is used separately.
2640         Properly query all TREE_NO_WARNING flags.
2641         (struct walk_data): Remove.
2642         (warn_uninitialized_var): Likewise.
2643         (warn_uninitialized_vars): Do not walk gimple pieces but simply
2644         look at all SSA uses of the statement.  Handle unused memory
2645         separately.
2646         * tree-ssa-uninit.c (warn_uninitialized_phi): Adjust.
2647
2648 2011-08-11   Kazuhiro Inaoka  <kazuhiro.inaoka.ud@renesas.com>
2649
2650         * config/rx/rx.md (movsicc): Allow register to register transfers.
2651         (*movsicc): Likewise.
2652         (*stcc): Restrict this pattern to EQ and NE compares.
2653         (*stcc_reg): New pattern.  Works for any comparison but only for
2654         register transfers.
2655
2656 2011-08-11   Diego Novillo  <dnovillo@google.com>
2657
2658         * tree-streamer-out.c (lto_output_ts_decl_with_vis_tree_pointers):
2659         Call stream_write_tree instead of output_record_start.
2660         (lto_output_ts_binfo_tree_pointers): Likewise.
2661
2662         * streamer-hooks.h (stream_write_tree): Move from tree-streamer.h.
2663         Convert it to a macro.
2664         (stream_read_tree): Likewise.
2665
2666         * lto-streamer.h (lto_stream_as_builtin_p): Move ...
2667         * tree-streamer.h (lto_stream_as_builtin_p): ... here.
2668
2669         * lto-streamer-in.c (lto_read_tree): Call lto_streamer_cache_append
2670         and tree_read_bitfields.
2671         * lto-streamer-out.c (lto_is_streamable): Move from lto-streamer.c
2672         (lto_write_tree): Call it.
2673         * lto-streamer.c (lto_is_streamable): Move to lto-streamer-out.c
2674         * streamer-hooks.h (struct streamer_hooks): Remove fields
2675         name, is_streamable and alloc_tree. Update all users.
2676         * tree-streamer-in.c (tree_read_bitfields): Factor out of ...
2677         (lto_materialize_tree): ... here.
2678         Handle CALL_EXPR codes.
2679         Remove call to lto_streamer_cache_append.
2680         * tree-streamer-out.c (lto_output_tree_header): Handle CALL_EXPR nodes.
2681         * tree-streamer.h (tree_read_bitfields): Declare.
2682
2683         * Makefile.in (TREE_STREAMER_H): Add STREAMER_HOOKS_H.
2684         (gimple-streamer-in.o): Add dependency on TREE_STREAMER_H.
2685         * tree-streamer.h (stream_read_tree): New.  Replace all calls
2686         to lto_input_tree with it.
2687         (stream_write_tree): New.  Replace all calls to lto_output_tree,
2688         lto_output_tree_ref and lto_output_tree_or_ref with it.
2689         * lto-streamer-in.c (lto_read_tree): Inline code from
2690         lto_streamer_read_tree.
2691         (lto_input_tree): Move from tree-streamer-in.c.
2692         * lto-streamer-out.c (lto_output_tree_ref): Make static.
2693         Remove handling of NULL values for EXPR.
2694         Do not handle EXPRs that are not indexable.
2695         (lto_write_tree): Move from tree-streamer-out.c.
2696         Inline lto_streamer_write_tree.
2697         (lto_output_tree): Move from tree-streamer-out.c.
2698         If REF_P is true and EXPR is indexable, call lto_output_tree_ref.
2699         * lto-streamer.c (lto_record_common_node): Move to tree-streamer.c.
2700         (lto_preload_common_nodes): Likewise.
2701         Remove assertions and adjustments for nodes
2702         main_identifier_node, ptrdiff_type_node and fileptr_type_node.
2703         (lto_streamer_hooks_init): Set streamer_hooks.write_tree to
2704         lto_output_tree and streamer_hooks.read_tree to lto_input_tree.
2705         * lto-streamer.h (lto_input_tree): Declare.
2706         (lto_output_tree_ref): Remove.
2707         * streamer-hooks.h (struct streamer_hooks): Remove fields
2708         preload_common_nodes, indexable_with_decls_p,
2709         pack_value_fields, unpack_value_fields and output_tree_header.
2710         Update all users.
2711         * tree-streamer-in.c (lto_materialize_tree): Make extern.
2712         (lto_input_tree_pointers): Likewise.
2713         (lto_read_tree): Move to lto-streamer-in.c.
2714         (lto_input_integer_cst): Make extern.
2715         (lto_get_pickled_tree): Likewise.
2716         (lto_get_builtin_tree): Likewise.
2717         (lto_input_tree): Move to lto-streamer-in.c.
2718         * tree-streamer-out.c (pack_value_fields): Make extern.
2719         (lto_output_tree_or_ref): Remove.  Replace all callers with
2720         calls to stream_write_tree.
2721         (lto_output_builtin_tree): Make extern.
2722         (lto_streamer_write_tree): Inline into lto_write_tree.
2723         (lto_output_tree_pointers): Make extern.
2724         (lto_output_tree_header): Likewise.
2725         (lto_output_integer_cst): Likewise.
2726         (lto_write_tree): Move to lto-streamer-out.c.
2727         (lto_output_tree): Likewise.
2728         * tree-streamer.c (lto_record_common_node): Move from lto-streamer.c
2729         (preload_common_nodes): Likewise.
2730         (lto_streamer_cache_create): Call it.
2731         * tree-streamer.h: Include streamer-hooks.h.
2732         (stream_write_tree): New.
2733         (stream_read_tree): New.
2734         (lto_input_tree): Remove.
2735         (lto_materialize_tree): Declare.
2736         (lto_input_tree_pointers): Declare.
2737         (lto_get_pickled_tree): Declare.
2738         (lto_get_builtin_tree): Declare.
2739         (lto_input_integer_cst): Declare.
2740         (lto_output_tree_header): Declare.
2741         (pack_value_fields): Declare.
2742         (lto_output_tree_pointers): Declare.
2743         (lto_output_integer_cst): Declare.
2744         (lto_output_builtin_tree): Declare.
2745
2746 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
2747
2748         * sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
2749         only if producer writes to the register given by regno.
2750
2751 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
2752             Alexander Monakov  <amonakov@ispras.ru>
2753
2754         * sched-deps.c (sched_get_condition_with_rev): Rename to ...
2755         (sched_get_condition_with_rev_uncached): ... this.  Factor out
2756         condition caching logic into ...
2757         (sched_get_condition_with_rev): ... this.  Reimplement.  Do not
2758         attempt to use cache for instructions with zero luid.
2759         (sched_analyze_insn): Use INSN_CACHED_COND instead of INSN_COND.
2760         * sched-int.h (INSN_COND): Rename to INSN_CACHED_COND.
2761
2762 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
2763
2764         * sel-sched-ir.c (get_seqno_of_a_pred): Rename to
2765         get_seqno_for_a_jump.  Update the caller.
2766         (get_seqno_by_succs): New.  Use it ...
2767         (get_seqno_for_a_jump): ... here to find a seqno if looking at
2768         predecessors was not sufficient.
2769         (get_seqno_by_preds): Include head in iteration range, exclude insn.
2770
2771 2011-08-11  Dmitry Melnik  <dm@ispras.ru>
2772
2773         * sel-sched-ir.c (invalidate_av_set): Remove the assert.
2774
2775 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
2776
2777         * sel-sched-ir.h (register_unavailable_p): Declare.
2778         * sel-sched-ir.c (register_unavailable_p): New.  Use it...
2779         (set_unavailable_target_for_expr): ... here to properly test
2780         availability of a register.
2781         (speculate_expr): Ditto.
2782         * sel-sched.c (substitute_reg_in_expr): Ditto.
2783         (av_set_could_be_blocked_by_bookkeeping_p): Ditto.
2784
2785 2011-08-11  Sergey Grechanik  <mouseentity@ispras.ru>
2786
2787         * sel-sched.c (verify_target_availability): Fix usage of
2788         hard_regno_nregs.
2789
2790 2011-08-11  Dmitry Melnik  <dm@ispras.ru>
2791
2792         * sel-sched-ir.c (init_global_and_expr_for_insn): Forbid copying of
2793         recognized by cannot_copy_insn_p hook and volatile instructions.
2794
2795 2011-08-11  Dmitry Melnik  <dm@ispras.ru>
2796
2797         * sel-sched-ir.c (merge_expr_data): Take maximum spec.
2798
2799 2011-08-11  Richard Sandiford  <richard.sandiford@linaro.org>
2800
2801         * doc/md.texi (define_bypass): Say that the instruction names can
2802         be filename-style globs.
2803         * Makefile.in (FNMATCH_H): Define.
2804         (build/genattrtab.o, build/genautomata.o): Depend on $(FNMATCH_H).
2805         * genattrtab.c: Include fnmatch.h.
2806         (bypass_list): Change field name from "insn" to "pattern".
2807         (gen_bypass_1): Update accordingly.
2808         (process_bypasses): Use fnmatch to check for matches between
2809         insn reservations and define_bypasses.
2810         * genautomata.c: Include fnmatch.h.
2811         (bypass_decl): Rename in_insn_name and out_insn_name to in_pattern
2812         and out_pattern respectively.
2813         (gen_bypass, insert_bypass): Update accordingly.
2814         (for_each_matching_insn, process_bypass_2, process_bypass_1)
2815         (process_bypass): New functions.
2816         (process_decls): Use process_bypass.  Update after field name changes.
2817
2818 2011-08-11  Georg-Johann Lay  <avr@gjlay.de>
2819
2820         PR target/49687
2821         * config/avr/avr.md (smulqi3_highpart): New insn.
2822         (umulqi3_highpart): New insn.
2823         (*subqi3.ashiftrt7): New insn.
2824         (smulhi3_highpart): New expander.
2825         (umulhi3_highpart): Nex expander.
2826         (*smulhi3_highpart_call): New insn.
2827         (*umulhi3_highpart_call): New insn.
2828         (extend_u): New code attribute.
2829         (extend_prefix): Rename code attribute to extend_su.
2830         * config/avr/avr.c (avr_rtx_costs): Report costs of highpart of
2831         widening QI/HI multiply.
2832
2833 2011-08-11  Ira Rosen  <ira.rosen@linaro.org>
2834
2835         PR tree-optimization/50039
2836         * tree-vect-patterns.c (vect_operation_fits_smaller_type): Check
2837         that DEF_STMT has a stmt_vec_info.
2838
2839 2011-08-10  Richard Guenther  <rguenther@suse.de>
2840
2841         * tree.h (can_trust_pointer_alignment): Remove.
2842         * builtins.c (can_trust_pointer_alignment): Remove.
2843
2844 2011-08-10  Artjoms Sinkarovs <artyom.shinakroff@gmail.com>
2845
2846         * c-typeck.c (scalar_to_vector): New function. Try scalar to
2847         vector conversion.
2848         (stv_conv): New enum for scalar_to_vector return type.
2849         (build_binary_op): Adjust.
2850         * doc/extend.texi: Description of scalar to vector expansion.
2851
2852 2011-08-10  Richard Guenther  <rguenther@suse.de>
2853
2854         * tree.h (get_pointer_alignment): Remove max-align argument.
2855         (get_object_alignment): Likewise.
2856         * builtins.c (get_object_alignment_1): Adjust.
2857         (get_object_alignment): Remove max-align argument.
2858         (get_pointer_alignment): Likewise.
2859         (expand_builtin_strlen): Adjust.
2860         (expand_builtin_memcpy): Likewise.
2861         (expand_builtin_mempcpy_args): Likewise.
2862         (expand_builtin_strncpy): Likewise.
2863         (expand_builtin_memset_args): Likewise.
2864         (expand_builtin_memcmp): Likewise.
2865         (expand_builtin_strcmp): Likewise.
2866         (expand_builtin_strncmp): Likewise.
2867         (get_builtin_sync_mem): Likewise.
2868         (fold_builtin_memset): Likewise.
2869         (fold_builtin_memory_op): Likewise.
2870         (expand_builtin_memory_chk): Likewise.
2871         * emit-rtl.c (get_mem_align_offset): Likewise.
2872         (set_mem_attributes_minus_bitpos): Likewise.
2873         * expr.c (expand_assignment): Likewise.
2874         (expand_expr_real_1): Likewise.
2875         * tree-sra.c (tree_non_mode_aligned_mem_p): Likewise.
2876         * tree-ssa-forwprop.c (simplify_builtin_call): Likewise.
2877         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Likewise.
2878         * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Likewise.
2879         * value-prof.c (gimple_stringops_transform): Likewise.
2880
2881 2011-08-10  Paulo J. Matos  <paulo.matos@csr.com>
2882
2883         * doc/tm.texi.in (CLASS_MAX_NREGS): Fix typo.
2884         * doc/tm.texi: Regenerate.
2885
2886 2011-08-10  Georg-Johann Lay  <avr@gjlay.de>
2887
2888         PR target/29560
2889         * config/avr/avr.md (*ashlhiqi3): New insn-and-split.
2890         (*ashl<extend_prefix>qihiqi3): New insn-and-splits.
2891         (*ashl<extend_prefix>qihiqi3.mem): New insn-and-splits.
2892         Add peephole2 to map ashlhi3 to ashlqi3 if high part of
2893         shift target is unused.
2894
2895 2011-08-10  Richard Guenther  <rguenther@suse.de>
2896
2897         PR tree-optimization/49937
2898         * tree-ssa-ccp.c (get_value_from_alignment): Re-implement
2899         using get_object_alignment_1.
2900
2901 2011-08-09  Uros Bizjak  <ubizjak@gmail.com>
2902
2903         * config/i386/i386.c (ix86_emit_i387_round): New function.
2904         * config/i386/i386-protos.h (ix86_emit_i387_round): Declare.
2905         * config/i386/i386.md (round<mode>2): Use X87MODEF mode iterator.
2906         Use ix86_emit_i387_round to expand round function for i387 math.
2907         (lround<X87MODEF:mode><SWI248x:mode>2): Use X87MODEF mode iterator.
2908         Use ix86_emit_i387_round to expand {l,ll}round function for i387 math.
2909
2910 2011-08-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2911
2912         * config/sync.c: Move to ../libgcc.
2913         * Makefile.in (libgcc.mvars): Remove LIBGCC_SYNC, LIBGCC_SYNC_CFLAGS.
2914         * config/mips/t-libgcc-mips16 (LIBGCC_SYNC, LIBGCC_SYNC_CFLAGS):
2915         Remove.
2916
2917 2011-08-09  Anatoly Sokolov  <aesok@post.ru>
2918
2919         * config/mmix/mmix.h (REGISTER_MOVE_COST): Remove macro.
2920         * config/mmix/mmix-protos.h (mmix_register_move_cost): Remove.
2921         * config/mmix/mmix.c (mmix_register_move_cost): Make static.
2922         Change 'from' and 'to' arguments type to reg_class_t.
2923         (TARGET_REGISTER_MOVE_COST): Define.
2924
2925 2011-08-09  Vladimir Makarov  <vmakarov@redhat.com>
2926
2927         PR target/50026
2928         Revert:
2929         PR rtl-optimization/49990
2930         * ira-costs.c (print_allocno_costs, print_pseudo_costs): Don't
2931         ignore classes which can not change mode.
2932         (find_costs_and_classes): Ditto.
2933
2934 2011-08-09  Richard Guenther  <rguenther@suse.de>
2935
2936         * tree-vrp.c (zero_nonzero_bits_from_vr): Also return precise
2937         information for ranges with only negative values.
2938         (extract_range_from_binary_expr_1): Adjust BIT_IOR_EXPR and
2939         BIT_AND_EXPR handling to handle ranges with negative values.
2940
2941 2011-08-09  Kirill Yukhin  <kirill.yukhin@intel.com>
2942
2943         * config/i386/i386.c: Remove traling spaces.
2944         * config/i386/sse.md: Likewise.
2945         (*fma_fmadd_<mode>): Fix insn alternative 1 mnemonic.
2946         (*fma_fmsub_<mode>): Likewise.
2947         (*fma_fnmadd_<mode>): Likewise.
2948         (*fma_fnmsub_<mode>): Likewise.
2949
2950 2011-08-09  Nick Clifton  <nickc@redhat.com>
2951
2952         * config/rx/rx.md: Disable extender peepholes at -O3.
2953
2954 2011-08-09  Uros Bizjak  <ubizjak@gmail.com>
2955
2956         PR target/49781
2957         * config/i386/i386.md (reload_noff_load): New.
2958         (reload_noff_store): Ditto.
2959         * config/i386/i386.c (ix86_secondary_reload): Use
2960         CODE_FOR_reload_noff_load and CODE_FOR_reload_noff_store to handle
2961         double-word moves from/to non-offsetable addresses instead of
2962         generating XMM temporary.
2963
2964 2011-08-09  Anatoly Sokolov  <aesok@post.ru>
2965
2966         * config/mmix/mmix.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Remove.
2967
2968 2011-08-09  Ira Rosen  <ira.rosen@linaro.org>
2969
2970         PR tree-optimization/50014
2971         * tree-vect-loop.c (vectorizable_reduction): Get def type before
2972         calling vect_get_vec_def_for_stmt_copy ().
2973
2974 2011-08-08  Vladimir Makarov  <vmakarov@redhat.com>
2975
2976         PR rtl-optimization/49990
2977         * ira-costs.c (print_allocno_costs, print_pseudo_costs): Don't
2978         ignore classes which can not change mode.
2979         (find_costs_and_classes): Ditto.
2980
2981 2011-08-08  Richard Henderson  <rth@redhat.com>
2982
2983         PR middle-end/49990
2984         * config/i386/i386.c (ix86_expand_prologue): Call
2985         for SEH target gen_prologue_use instead of gen_blockage
2986         at prologue's end.
2987
2988 2011-08-08  Martin Jambor  <mjambor@suse.cz>
2989
2990         PR middle-end/49923
2991         * tree-sra.c (access_precludes_ipa_sra_p): Also check access
2992         memory alignment.
2993
2994 2011-08-08   Diego Novillo  <dnovillo@google.com>
2995
2996         * Makefile.in (LTO_STREAMER_H): Add DIAGNOSTIC_H.
2997         (DATA_STREAMER_H): New.
2998         (GIMPLE_STREAMER_H): New.
2999         (TREE_STREAMER_H): New.
3000         (STREAMER_HOOKS_H): New.
3001         (OBJS): Add data-streamer.o, data-streamer-in.o, data-streamer-out.o,
3002         gimple-streamer-in.o, gimple-streamer-out.o, streamer-hooks.o,
3003         tree-streamer.o, tree-streamer-in.o and tree-streamer-out.o.
3004         (data-streamer.o): New.
3005         (data-streamer-in.o): New.
3006         (data-streamer-out.o): New.
3007         (gimple-streamer-in.o): New.
3008         (gimple-streamer-out.o): New.
3009         (streamer-hooks.o): New.
3010         (tree-streamer.o): New.
3011         (tree-streamer-in.o): New.
3012         (tree-streamer-out.o): New.
3013         (lto-cgraph.o): Add dependency on DATA_STREAMER_H and TREE_STREAMER_H.
3014         (lto-streamer-in.o): Add dependency on DATA_STREAMER_H,
3015         GIMPLE_STREAMER_H and TREE_STREAMER_H.
3016         (lto-streamer-out.o): Add dependency on DATA_STREAMER_H,
3017         GIMPLE_STREAMER_H and TREE_STREAMER_H.
3018         (lto-streamer.o): Add dependency on STREAMER_HOOKS_H.
3019         (ipa-prop.o): Add dependency on DATA_STREAMER_H and TREE_STREAMER_H.
3020         (ipa-inline-analysis.o): Likewise.
3021         (ipa-pure-const.o): Likewise.
3022         * data-streamer-in.c: New.
3023         * data-streamer-out.c: New.
3024         * data-streamer.c: New.
3025         * data-streamer.h: New.
3026         * gimple-streamer-in.c: New.
3027         * gimple-streamer-out.c: New.
3028         * gimple-streamer.h: New.
3029         * ipa-inline-analysis.c: Include data-streamer.h.
3030         * ipa-prop.c: Include data-streamer.h.
3031         * ipa-pure-const.c: Include data-streamer.h.
3032         * lto-cgraph.c: Include data-streamer.h.
3033         * lto-section-in.c (lto_input_uleb128): Move to data-streamer-in.c.
3034         (lto_input_widest_uint_uleb128): Likewise.
3035         (lto_input_sleb128): Likewise.
3036         (bp_unpack_var_len_unsigned): Likewise.
3037         (bp_unpack_var_len_int): Likewise.
3038         * lto-section-out.c (lto_output_uleb128_stream): Move to
3039         data-streamer-out.c.
3040         (lto_output_widest_uint_uleb128_stream): Likewise.
3041         (lto_output_sleb128_stream): Likewise.
3042         (bp_pack_var_len_unsigned): Likewise.
3043         (bp_pack_var_len_int): Likewise.
3044         * lto-streamer-in.c: Include data-streamer.h and gimple-streamer.h.
3045         (struct string_slot): Remove.  Update all users.
3046         (lto_tag_check_set): Make extern.
3047         (lto_tag_check_range): Move to lto-streamer.h.
3048         (lto_tag_check): Likewise.
3049         (hash_string_slot_node): Remove.  Update all users.
3050         (eq_string_slot_node): Remove.  Update all users.
3051         (string_for_index): Move to data-streamer-in.c
3052         (input_string_internal): Likewise.
3053         (input_string_cst): Move to tree-streamer-in.c.
3054         (input_identifier): Likewise.
3055         (lto_input_string): Move to data-streamer-in.c
3056         (input_record_start): Move to data-streamer.h
3057         (canon_file_name): Use new definition of struct string_slot
3058         from data-streamer.h.  Set S_SLOT.LEN.
3059         (lto_input_location): Make extern.
3060         (lto_input_chain): Move to tree-streamer-in.c.
3061         (lto_init_eh): Make extern.
3062         (input_phi): Move to gimple-streamer-in.c.
3063         (input_gimple_stmt): Likewise.
3064         (input_bb): Likewise.
3065         (unpack_ts_base_value_fields): Move to tree-streamer-in.c.
3066         (unpack_ts_real_cst_value_fields): Likewise.
3067         (unpack_ts_fixed_cst_value_fields): Likewise.
3068         (unpack_ts_decl_common_value_fields): Likewise.
3069         (unpack_ts_decl_wrtl_value_fields): Likewise.
3070         (unpack_ts_decl_with_vis_value_fields): Likewise.
3071         (unpack_ts_function_decl_value_fields): Likewise.
3072         (unpack_ts_type_common_value_fields): Likewise.
3073         (unpack_ts_block_value_fields): Likewise.
3074         (unpack_ts_translation_unit_decl_value_fields): Likewise.
3075         (unpack_value_fields): Likewise.
3076         (lto_materialize_tree): Likewise.
3077         (lto_input_ts_common_tree_pointers): Likewise.
3078         (lto_input_ts_vector_tree_pointers): Likewise.
3079         (lto_input_ts_complex_tree_pointers): Likewise.
3080         (lto_input_ts_decl_minimal_tree_pointers): Likewise.
3081         (lto_input_ts_decl_common_tree_pointers): Likewise.
3082         (lto_input_ts_decl_non_common_tree_pointers): Likewise.
3083         (lto_input_ts_decl_with_vis_tree_pointers): Likewise.
3084         (lto_input_ts_field_decl_tree_pointers): Likewise.
3085         (lto_input_ts_function_decl_tree_pointers): Likewise.
3086         (lto_input_ts_type_common_tree_pointers): Likewise.
3087         (lto_input_ts_type_non_common_tree_pointers): Likewise.
3088         (lto_input_ts_list_tree_pointers): Likewise.
3089         (lto_input_ts_vec_tree_pointers): Likewise.
3090         (lto_input_ts_exp_tree_pointers): Likewise.
3091         (lto_input_ts_block_tree_pointers): Likewise.
3092         (lto_input_ts_binfo_tree_pointers): Likewise.
3093         (lto_input_ts_constructor_tree_pointers): Likewise.
3094         (lto_input_ts_target_option): Likewise.
3095         (lto_input_ts_translation_unit_decl_tree_pointers): Likewise.
3096         (lto_input_tree_pointers): Likewise.
3097         (lto_get_pickled_tree): Likewise.
3098         (lto_get_builtin_tree): Likewise.
3099         (lto_read_tree): Likewise.
3100         (lto_input_integer_cst): Likewise.
3101         (lto_input_tree): Likewise.
3102         * lto-streamer-out.c: Include data-streamer.h,
3103         gimple-streamer.h and streamer-hooks.h.
3104         (struct string_slot): Move to data-streamer.h.
3105         (hash_string_slot_node): Likewise.
3106         (eq_string_slot_node): Likewise.
3107         (lto_string_index): Move to data-streamer-out.c.
3108         (lto_output_string_with_length): Likewise.
3109         (lto_output_string): Likewise.
3110         (output_string_cst): Move to tree-streamer-out.c.
3111         (output_identifier): Likewise.
3112         (output_zero): Move to data-streamer-out.c
3113         (output_uleb128): Likewise.
3114         (output_sleb128): Likewise.
3115         (output_record_start): Move to data-streamer.h
3116         (pack_ts_base_value_fields): Move to tree-streamer-out.c.
3117         (pack_ts_real_cst_value_fields): Likewise.
3118         (pack_ts_fixed_cst_value_fields): Likewise.
3119         (pack_ts_decl_common_value_fields): Likewise.
3120         (pack_ts_decl_wrtl_value_fields): Likewise.
3121         (pack_ts_decl_with_vis_value_fields): Likewise.
3122         (pack_ts_function_decl_value_fields): Likewise.
3123         (pack_ts_type_common_value_fields): Likewise.
3124         (pack_ts_block_value_fields): Likewise.
3125         (pack_ts_translation_unit_decl_value_fields): Likewise.
3126         (pack_value_fields): Likewise.
3127         (lto_output_chain): Likewise.
3128         (lto_output_ts_common_tree_pointers): Likewise.
3129         (lto_output_ts_vector_tree_pointers): Likewise.
3130         (lto_output_ts_complex_tree_pointers): Likewise.
3131         (lto_output_ts_decl_minimal_tree_pointers): Likewise.
3132         (lto_output_ts_decl_common_tree_pointers): Likewise.
3133         (lto_output_ts_decl_non_common_tree_pointers): Likewise.
3134         (lto_output_ts_decl_with_vis_tree_pointers): Likewise.
3135         (lto_output_ts_field_decl_tree_pointers): Likewise.
3136         (lto_output_ts_function_decl_tree_pointers): Likewise.
3137         (lto_output_ts_type_common_tree_pointers): Likewise.
3138         (lto_output_ts_type_non_common_tree_pointers): Likewise.
3139         (lto_output_ts_list_tree_pointers): Likewise.
3140         (lto_output_ts_vec_tree_pointers): Likewise.
3141         (lto_output_ts_exp_tree_pointers): Likewise.
3142         (lto_output_ts_block_tree_pointers): Likewise.
3143         (lto_output_ts_binfo_tree_pointers): Likewise.
3144         (lto_output_ts_constructor_tree_pointers): Likewise.
3145         (lto_output_ts_target_option): Likewise.
3146         (lto_output_ts_translation_unit_decl_tree_pointers): Likewise.
3147         (lto_output_tree_pointers): Likewise.
3148         (lto_output_tree_header): Likewise.
3149         (lto_output_builtin_tree): Likewise.
3150         (lto_write_tree): Likewise.
3151         (lto_output_integer_cst): Likewise.
3152         (lto_output_tree): Likewise.
3153         (output_phi): Move to gimple-streamer-out.c.
3154         (output_gimple_stmt): Likewise.
3155         (output_bb): Likewise.
3156         * lto-streamer.c: Include tree-streamer.h and streamer-hooks.h.
3157         (streamer_hooks): Move to streamer-hooks.c.
3158         (check_handled_ts_structures): Move to tree-streamer.c
3159         (lto_streamer_cache_add_to_node_array): Likewise.
3160         (lto_streamer_cache_insert_1): Likewise.
3161         (lto_streamer_cache_insert): Likewise.
3162         (lto_streamer_cache_insert_at): Likewise.
3163         (lto_streamer_cache_append): Likewise.
3164         (lto_streamer_cache_lookup): Likewise.
3165         (lto_streamer_cache_get): Likewise.
3166         (lto_record_common_node): Likewise.
3167         (lto_preload_common_nodes): Likewise.
3168         (lto_streamer_cache_create): Likewise.
3169         (lto_streamer_cache_delete): Likewise.
3170         (streamer_hooks_init): Move to streamer-hooks.c.
3171         * lto-streamer.h: Include diagnostic.h
3172         (struct output_block, struct lto_input_block,
3173         struct data_in, struct bitpack_d): Remove forward declarations.
3174         (struct bitpack_d): Move to data-streamer.h.
3175         (struct lto_streamer_cache_d): Move to tree-streamer.h.
3176         (struct streamer_hooks): Move to streamer-hooks.h.
3177         (bp_pack_var_len_unsigned): Move to data-streamer.h.
3178         (bp_pack_var_len_int): Likewise.
3179         (bp_unpack_var_len_unsigned): Likewise.
3180         (bp_unpack_var_len_int): Likewise.
3181         (lto_input_location): Declare.
3182         (lto_tag_check_set): Declare.
3183         (lto_init_eh): Declare.
3184         (lto_output_tree_ref): Declare.
3185         (lto_output_location): Declare.
3186         (bitpack_create): Move to data-streamer.h.
3187         (bp_pack_value): Likewise.
3188         (lto_output_bitpack): Likewise.
3189         (lto_input_bitpack): Likewise.
3190         (bp_unpack_value): Likewise.
3191         (lto_output_1_stream): Likewise.
3192         (lto_input_1_unsigned): Likewise.
3193         (lto_output_int_in_range): Likewise.
3194         (lto_input_int_in_range): Likewise.
3195         (bp_pack_int_in_range): Likewise.
3196         (bp_unpack_int_in_range): Likewise.
3197         (lto_output_enum): Likewise.
3198         (lto_input_enum): Likewise.
3199         (bp_pack_enum): Likewise.
3200         (bp_unpack_enum): Likewise.
3201         * streamer-hooks.c: New.
3202         * streamer-hooks.h: New.
3203         * tree-streamer-in.c: New.
3204         * tree-streamer-out.c: New.
3205         * tree-streamer.c: New.
3206         * tree-streamer.h: New.
3207
3208 2011-08-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3209
3210         * gthr-posix95.h: Remove.
3211         * gthr.h [_PTHREADS95]: Remove.
3212         * configure.ac (enable_threads): Remove posix95.
3213         * configure: Regenerate.
3214         * doc/install.texi (Configuration, --enable-threads): Remove posix95.
3215
3216 2011-08-08  Uros Bizjak  <ubizjak@gmail.com>
3217
3218         PR target/49781
3219         * config/i386/i386.c (ix86_decompose_address): Allow zero-extended
3220         SImode addresses.
3221         (ix86_print_operand_address): Handle zero-extended addresses.
3222         (memory_address_length): Add length of addr32 prefix for
3223         zero-extended addresses.
3224         (ix86_secondary_reload): Handle moves to/from double-word general
3225         registers from/to zero-extended addresses.
3226         * config/i386/predicates.md (lea_address_operand): Reject
3227         zero-extended operands.
3228
3229 2011-08-08  H.J. Lu  <hongjiu.lu@intel.com>
3230
3231         PR other/48007
3232         * config.gcc (libgcc_tm_file): Add i386/value-unwind.h for Linux/x86.
3233
3234         * system.h (REG_VALUE_IN_UNWIND_CONTEXT): Poisoned.
3235         (ASSUME_EXTENDED_UNWIND_CONTEXT): Likewise.
3236
3237         * unwind-dw2.c (ASSUME_EXTENDED_UNWIND_CONTEXT): New.
3238         (_Unwind_Context_Reg_Val): Likewise.
3239         (_Unwind_Get_Unwind_Word): Likewise.
3240         (_Unwind_Get_Unwind_Context_Reg_Val): Likewise.
3241         (_Unwind_Context): Use _Unwind_Context_Reg_Val on the reg field.
3242         (_Unwind_IsExtendedContext): Check ASSUME_EXTENDED_UNWIND_CONTEXT
3243         for EXTENDED_CONTEXT_BIT.
3244         (__frame_state_for): Likewise.
3245         (uw_init_context_1): Likewise.
3246         (_Unwind_GetGR): Updated.
3247         (_Unwind_SetGR): Likewise.
3248         (_Unwind_GetGRPtr): Likewise.
3249         (_Unwind_SetGRPtr): Likewise.
3250         (_Unwind_SetGRValue): Likewise.
3251         (_Unwind_GRByValue): Likewise.
3252         (uw_install_context_1): Likewise.
3253
3254         * doc/tm.texi.in: Document REG_VALUE_IN_UNWIND_CONTEXT and
3255         ASSUME_EXTENDED_UNWIND_CONTEXT.
3256         * doc/tm.texi: Regenerated.
3257
3258 2011-08-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3259
3260         * Makefile.in (gengtype$(exeext)): Add $(LDFLAGS).
3261
3262 2011-08-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3263
3264         * doc/invoke.texi (DEC Alpha Options, -mcpu): native support isn't
3265         Linux/GNU-specific.
3266         (DEC Alpha Options, -mtune): Likewise.
3267         (MIPS Options, -march): native is supported on IRIX.
3268
3269 2011-08-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3270
3271         * config/sparc/driver-sparc.c: New file.
3272         * config/sparc/x-sparc: New file.
3273         * config.host: Use driver-sparc.o, sparc/x-sparc on sparc*-*-solaris2*.
3274         * config/sparc/sparc.opt (native): New value for enum processor_type.
3275         * config/sparc/sparc-opts.h (PROCESSOR_NATIVE): Declare.
3276         * config/sparc/sparc.c (sparc_option_override): Abort if
3277         PROCESSOR_NATIVE gets here.
3278         * config/sparc/sol2.h [__sparc__] (host_detect_local_cpu): Declare.
3279         (EXTRA_SPEC_FUNCTIONS, MCPU_MTUNE_NATIVE_SPECS,
3280         DRIVER_SELF_SPECS): Define.
3281         * doc/invoke.texi (SPARC Options, -mcpu): Document native.
3282         (SPARC Options, -mtune): Likewise.
3283         * configure.ac (EXTRA_GCC_LIBS): Check for libkstat.
3284         Substitute result.
3285         * configure: Regenerate.
3286         * Makefile.in (EXTRA_GCC_LIBS): Set.
3287         (xgcc$(exeext)): Add $(EXTRA_GCC_LIBS).
3288         (cpp$(exeext)): Likewise.
3289
3290 2011-08-08  Richard Guenther  <rguenther@suse.de>
3291
3292         * tree-vrp.c (extract_range_from_unary_expr_1): New function,
3293         split out from ...
3294         (extract_range_from_unary_expr): ... here.  Handle BIT_NOT_EXPR
3295         by composition.
3296
3297 2011-08-08  Mikael Pettersson  <mikpe@it.uu.se>
3298
3299         PR tree-optimization/50005
3300         * ipa-inline-analysis (remap_predicate): Add cast to
3301         silence signed/unsigned comparison warning.
3302
3303 2011-08-08  Richard Sandiford  <richard.sandiford@linaro.org>
3304
3305         * modulo-sched.c (get_sched_window): Use a table for the debug output.
3306         Print the current ii.
3307         (sms_schedule_by_order): Reduce whitespace in dump line.
3308
3309 2011-08-08  Richard Sandiford  <richard.sandiford@linaro.org>
3310
3311         * modulo-sched.c (get_sched_window): Use just one loop for predecessors
3312         and one loop for successors.  Fix upper bound of memory range.
3313
3314 2011-08-06  Uros Bizjak  <ubizjak@gmail.com>
3315
3316         PR target/50001
3317         * config/alpha/alpha.c (alpha_instantiate_decls): New function.
3318         (TARGET_INSTANTIATE_DECLS): New define.
3319
3320 2011-08-06  Paolo Bonzini  <bonzini@gnu.org>
3321             Mikael Morin   <mikael.morin@sfr.fr>
3322
3323         * Makefile.in (INCLUDES_FOR_TARGET): New.
3324         (LIBGCC2_CFLAGS): Use it.
3325         (CRTSTUFF_CFLAGS): Use it instead of INCLUDES.
3326
3327 2011-08-06  Uros Bizjak  <ubizjak@gmail.com>
3328
3329         * config/i386/i386.c (ix86_compute_frame_layout): Simplify
3330         frame->save_regs_using_mov calculation.
3331
3332 2011-08-06  Uros Bizjak  <ubizjak@gmail.com>
3333
3334         * config/i386/i386.md (ssemodesuffix): Remove V8SI mode.
3335         * config/i386/sse.md (castmode): New mode attribute.
3336         (avx_<castmode><avxsizesuffix>_<castmode>): Rename from
3337         avx_<ssemodesuffix><avxsizesuffix>_<ssemodesuffix>.
3338
3339 2011-08-05  Jan Hubicka  <jh@suse.cz>
3340
3341         PR middle-end/49494
3342         * ipa-inline-analysis.c (remap_predicate): Add bounds check.
3343
3344 2011-08-05  Jan Hubicka  <jh@suse.cz>
3345
3346         PR middle-end/49500
3347         * tree-emultls.c (new_emutls_decl):Add alias_of parameter;
3348         handle aliases.
3349         (create_emultls_var):New function.
3350         (ipa_lower_emutls): Handle aliases correctly.
3351
3352 2011-08-05  Jan Hubicka  <jh@suse.cz>
3353
3354         PR middle-end/49735
3355         * ipa-inline.c (recursive_inlining): Look through aliases.
3356
3357 2011-08-05  Jason Merrill  <jason@redhat.com>
3358
3359         * config/i386/i386.c (setup_incoming_varargs_ms_64): Move
3360         declarations to beginning of function.
3361
3362 2011-08-05  Bernd Schmidt  <bernds@codesourcery.com>
3363
3364         PR rtl-optimization/49900
3365         * sched-ebb.c (add_deps_for_risky_insns): Also add dependencies to
3366         ensure basic blocks stay in the same order.
3367
3368 2011-08-05  Aldy Hernandez  <aldyh@redhat.com>
3369
3370         * config/s390/s390.c (s390_expand_cs_hqi): Add new arguments to
3371         store_bit_field.
3372         (s390_expand_atomic): Same.
3373
3374 2011-08-05  Richard Henderson  <rth@redhat.com>
3375
3376         PR rtl-opt/49977
3377         * dwarf2cfi.c (scan_insn_after): Split out of ...
3378         (scan_trace): ... here.  Correctly place notes wrt sequences.
3379
3380 2011-08-05  Kaz Kojima  <kkojima@gcc.gnu.org>
3381             Richard Henderson  <rth@redhat.com>
3382
3383         PR rtl-opt/49982
3384         * expr.c (fixup_args_size_notes): Look through no-op moves.
3385
3386 2011-08-05  Uros Bizjak  <ubizjak@gmail.com>
3387
3388         * config/i386/i386.md (*push<mode>2): Use "o" constraint instead
3389         of "m" for operand 0.  Add type and mode attribute.
3390         (*pushxf_nointeger"): Use "<" constraint for operand 0.
3391         (*pushdf_rex64): New pattern, split out of *pushdf.  Use "m"
3392         constraint instead of "o" for opreand 1.
3393         (*pushdf): Disable for TARGET_64BIT.  Correct mode attribute.
3394         (*movdi_internal_rex64): Use "!o" constraint instead of "!m" for
3395         operand 0, alternative 4.
3396         (*movdf_internal_rex64): Ditto for operand 0, alernative 6.
3397
3398 2011-08-05  Uros Bizjak  <ubizjak@gmail.com>
3399
3400         * config/i386/predicates.md (lea_address_operand): Rename from
3401         no_seg_address_operand.
3402         * config/i386/i386.md (*lea_1): Update operand 1 predicate for rename.
3403         (*lea_1_zext): Ditto.
3404         (*lea_2): Ditto.
3405         (*lea_2_zext): Ditto.
3406
3407 2011-08-05  Uros Bizjak  <ubizjak@gmail.com>
3408
3409         * config/i386/i386.c (ix86_print_operand_address): Handle SUBREGs of
3410         parts.base and parts.index.
3411         * config/i386/predicates.md (aligned_operand): Ditto.
3412         (cmpxchg8b_pic_memory_operand): Ditto.
3413
3414 2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3415
3416         * config/soft-fp: Move to ../libgcc.
3417         * Makefile.in (SFP_MACHINE): Remove.
3418         (libgcc-support): Remove $(SFP_MACHINE) dependency.
3419         * config/arm/sfp-machine.h: Move to ../libgcc/config/arm.
3420         * config/arm/t-arm-softfp: Move to
3421         ../libgcc/config/arm/t-softfp.
3422         * config/c6x/sfp-machine.h: Move to ../libgcc/config/c6x.
3423         * config/c6x/t-c6x-softfp: Remove.
3424         * config/i386/sfp-machine.h: Move to ../libgcc/config/i386.
3425         * config/i386/t-fprules-softfp: Move to
3426         ../libgcc/config/t-softfp-tf.
3427         * config/ia64/sfp-machine.h: Move to ../libgcc/config/ia64.
3428         * config/ia64/t-fprules-softfp: Remove.
3429         * config/lm32/sfp-machine.h: Move to ../libgcc/config/lm32.
3430         * config/lm32/t-fprules-softfp: Remove.
3431         * config/moxie/sfp-machine.h: Remove.
3432         * config/moxie/t-moxie-softfp: Remove.
3433         * config/rs6000/darwin-ldouble-format: Move to
3434         ../libgcc/config/rs6000/ibm-ldouble-format.
3435         * config/rs6000/darwin-ldouble.c: Move to
3436         ../libgcc/config/rs6000/ibm-ldouble.c
3437         * config/rs6000/libgcc-ppc-glibc.ver: Move to ../libgcc/config/rs6000.
3438         * config/rs6000/libgcc-ppc64.ver: Likewise.
3439         * config/rs6000/sfp-machine.h: Likewise.
3440         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Remove
3441         $(srcdir)/config/rs6000/libgcc-ppc64.ver.
3442         (LIB2FUNCS_EXTRA): Remove.
3443         (TARGET_LIBGCC2_CFLAGS): Remove.
3444         * config/rs6000/t-aix52: Likewise
3445         * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Remove
3446         $(srcdir)/config/rs6000/darwin-ldouble.c.
3447         (SHLIB_MAPFILES): Remove.
3448         * config/rs6000/t-darwin64 (LIB2FUNCS_EXTRA): Remove
3449         $(srcdir)/config/rs6000/darwin-ldouble.c.
3450         * config/rs6000/t-fprules-softfp: Move to
3451         ../libgcc/config/t-softfp-sfdf.
3452         * config/rs6000/t-freebsd: Move to ../libgcc/config/rs6000.
3453         * config/rs6000/t-linux64 (softfp_wrap_start, softfp_wrap_end): Remove.
3454         * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Remove
3455         $(srcdir)/config/rs6000/darwin-ldouble.c.
3456         * config/score/sfp-machine.h: Move to ../libgcc/config/score.
3457         * config/score/t-score-softfp: Remove.
3458         * config.gcc (arm*-*-linux*): Remove arm/t-arm-softfp,
3459         soft-fp/t-softfp from tmake_file.
3460         (arm*-*-uclinux*): Likewise.
3461         (arm*-*-ecos-elf): Likewise.
3462         (arm*-*-eabi*, arm*-*-symbianelf*): Likewise.
3463         (arm*-*-rtems*): Likewise.
3464         (arm*-*-elf): Likewise.
3465         (moxie-*-elf): Remove moxie/t-moxie-softfp, soft-fp/t-softfp from
3466         tmake_file.
3467         (moxie-*-uclinux*): Likewise.
3468         (moxie-*-rtems*): Likewise.
3469         (lm32-*-elf*): Remove lm32/t-fprules-softfp, soft-fp/t-softfp from
3470         tmake_file.
3471         (lm32-*-rtems*): Likewise.
3472         (lm32-*-uclinux*): Likewise.
3473         (powerpc-*-freebsd*): Remove rs6000/t-freebsd,
3474         rs6000/t-fprules-softfp, soft-fp/t-softfp from tmake_file.
3475         (powerpc-*-linux*, powerpc64-*-linux*): Remove
3476         rs6000/t-fprules-softfp, soft-fp/t-softfp from tmake_file.
3477         (score-*-elf): Remove score/t-score-softfp, soft-fp/t-softfp from
3478         tmake_file.
3479         (tic6x-*-elf): Remove c6x/t-c6x-softfp, soft-fp/t-softfp from
3480         tmake_file.
3481         (tic6x-*-uclinux): Likewise.
3482         (i[34567]86-*-darwin*, x86_64-*-darwin*): Remove i386/t-fprules-softfp,
3483         soft-fp/t-softfp from tmake_file.
3484         (i[34567]86-*-linux*, x86_64-*-linux*, i[34567]86-*-kfreebsd*-gnu)
3485         (x86_64-*-kfreebsd*-gnu, i[34567]86-*-gnu*): Likewise.
3486         (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Likewise.
3487         (i[34567]86-*-cygwin*, i[34567]86-*-mingw*, x86_64-*-mingw*): Likewise.
3488         (i[34567]86-*-freebsd*, x86_64-*-freebsd*): Likewise.
3489
3490 2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3491
3492         * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS, TPBIT_FUNCS): Remove.
3493         (libgcc-support): Remove $(FPBIT), $(DPBIT), $(TPBIT) dependencies.
3494         (libgcc.mvars): Remove FPBIT, FPBIT_FUNCS, DPBIT, DPBIT_FUNCS,
3495         TPBIT, TPBIT_FUNCS.
3496         * config/fp-bit.c, config/fp-bit.h: Move to ../libgcc.
3497         * config/arm/t-strongarm-elf (FPBIT, DPBIT, dp-bit.c, fp-bit.c):
3498         Remove.
3499         * config/arm/t-vxworks: Likewise.
3500         * config/arm/t-wince-pe: Likewise.
3501         * config/avr/t-avr (fp-bit.c, FPBIT): Remove.
3502         * config/bfin/t-bfin (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
3503         * config/bfin/t-bfin-elf: Likewise.
3504         * config/bfin/t-bfin-linux: Likewise.
3505         * config/bfin/t-bfin-uclinux: Likewise.
3506         * config/cris/t-cris (FPBIT, DPBIT, dp-bit.c, tmplibgcc_fp_bit.c):
3507         Remove.
3508         * config/fr30/t-fr30: Likewise.
3509         * config/frv/t-frv: Likewise.
3510         * config/h8300/t-h8300 (FPBIT, fp-bit.c): Remove.
3511         * config/iq2000/t-iq2000 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
3512         * config/m32c/t-m32c: Likewise.
3513         * config/m32r/t-linux: (LIB2FUNCS_EXTRA, fp-bit.c, dp-bit.c): Remove.
3514         * config/m32r/t-m32r (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
3515         * config/mcore/t-mcore: Likewise.
3516         * config/mep/t-mep: Likewise.
3517         * config/microblaze/t-microblaze: Likewise.
3518         * config/mips/t-linux64 (TPBIT, tp-bit.c): Remove.
3519         * config/mips/t-mips (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
3520         * config/mips/t-sdemtk (FPBIT, DPBIT): Remove.
3521         * config/mips/t-sr71k (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
3522         * config/mn10300/t-linux: Remove.
3523         * config/mn10300/t-mn10300 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
3524         * config/pdp11/t-pdp11: Likewise.
3525         * config/picochip/t-picochip (FPBIT, fp-bit.c): Remove.
3526         * config/rs6000/ppc64-fp.c: Move to ../libgcc/config/rs6000.
3527         * config/rs6000/t-aix43 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
3528         (LIB2FUNCS_EXTRA): Remove $(srcdir)/config/rs6000/ppc64-fp.c.
3529         * config/rs6000/t-aix52: Likewise.
3530         * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Remove
3531         $(srcdir)/config/rs6000/ppc64-fp.c.
3532         * config/rs6000/t-fprules-fpbit: Remove.
3533         * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Remove.
3534         * config/rs6000/t-lynx (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
3535         * config/sh/t-netbsd (FPBIT, DPBIT): Remove.
3536         * config/sh/t-sh (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
3537         * config/sparc/t-elf: Likewise.
3538         * config/sparc/t-leon: Likewise.
3539         * config/sparc/t-leon3: Likewise.
3540         * config/spu/t-spu-elf: Likewise.
3541         (DPBIT_FUNCS): Remove.
3542         * config/stormy16/t-stormy16 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
3543         * config/v850/t-v850: Likewise.
3544         * config.gcc (avr-*-rtems*): Add avr/avr-lib.h to libgcc_tm_file.
3545         (avr-*-*): Likewise.
3546         (h8300-*-rtems*): Set libgcc_tm_file.
3547         (h8300-*-elf*): Likewise.
3548         (powerpc-*-eabisimaltivec*): Remove rs6000/t-fprules-fpbit from
3549         tmake_file.
3550         (powerpc-*-eabisim*): Likewise.
3551         (powerpc-*-elf*): Likewise.
3552         (powerpc-*-eabialtivec*): Likewise.
3553         (powerpc-xilinx-eabi*): Likewise.
3554         (powerpc-*-eabi*): Likewise.
3555         (powerpc-*-rtems*): Likewise.
3556         (powerpc-wrs-vxworks, powerpc-wrs-vxworksae): Likewise.
3557         (powerpcle-*-elf*): Likewise.
3558         (powerpcle-*-eabisim*): Likewise.
3559         (powerpcle-*-eabi*): Likewise.
3560         (rx-*-elf*): Add rx/rx-lib.h to libgcc_tm_file.
3561         (am33_2.0-*-linux*): Remove mn10300/t-linux from tmake_file.
3562         * doc/fragments.texi (Target Fragment, Floating Point Emulation):
3563         Remove.
3564
3565 2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3566
3567         * Makefile.in (UNWIND_H): Remove.
3568         (LIB2ADDEH, LIB2ADDEHSTATIC, LIB2ADDEHSHARED): Move to
3569         ../libgcc/Makefile.in.
3570         (LIBUNWIND, SHLIBUNWIND_LINK, SHLIBUNWIND_INSTALL): Likewise.
3571         (LIBUNWINDDEP): Remove.
3572         (libgcc-support): Remove LIB2ADDEH, $(srcdir)/emutls.c dependencies.
3573         (libgcc.mvars): Remove LIB2ADDEH, LIB2ADDEHSTATIC, LIB2ADDEHSHARED,
3574         LIBUNWIND, SHLIBUNWIND_LINK, SHLIBUNWIND_INSTALL.
3575         (stmp-int-hdrs): Remove $(UNWIND_H) dependency.
3576         Don't copy $(UNWIND_H).
3577         * config.gcc (ia64*-*-linux*): Remove with_system_libunwind handling.
3578         * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Remove.
3579         * aclocal.m4: Regenerate.
3580         * configure: Regenerate.
3581         * emutls.c, unwind-c.c, unwind-compat.c, unwind-compat.h,
3582         unwind-dw2-fde-compat.c, unwind-dw2-fde-glibc.c, unwind-dw2-fde.c,
3583         unwind-dw2-fde.h, unwind-dw2.c, unwind-dw2.h, unwind-generic.h,
3584         unwind-pe.h, unwind-sjlj.c, unwind.inc: Move to ../libgcc.
3585         * unwind-dw2-fde-darwin.c: Move to ../libgcc/config.
3586         * config/arm/libunwind.S, config/arm/pr-support.c,
3587         config/arm/unwind-arm.c, config/arm/unwind-arm.h: Move to
3588         ../libgcc/config/arm.
3589         * config/arm/t-bpabi (UNWIND_H, LIB2ADDEH): Remove.
3590         * config/arm/t-symbian (UNWIND_H, LIB2ADDEH): Remove.
3591         * config/frv/t-frv ($(T)frvbegin$(objext)): Use
3592         $(srcdir)/../libgcc to refer to unwind-dw2-fde.h.
3593         ($(T)frvend$(objext)): Likewise.
3594         * config/ia64/t-glibc (LIB2ADDEH): Remove.
3595         * config/ia64/t-glibc-libunwind: Move to ../libgcc/config/ia64.
3596         * config/ia64/fde-glibc.c, config/ia64/fde-vms.c,
3597         config/ia64/unwind-ia64.c, config/ia64/unwind-ia64.h: Move to
3598         ../libgcc/config/ia64.
3599         * config/ia64/t-hpux (LIB2ADDEH): Remove.
3600         * config/ia64/t-ia64 (LIB2ADDEH): Remove.
3601         * config/ia64/t-vms (LIB2ADDEH): Remove.
3602         * config/ia64/vms.h (UNW_IVMS_MODE,
3603         MD_UNW_COMPATIBLE_PERSONALITY_P): Remove.
3604         * config/picochip/t-picochip (LIB2ADDEH): Remove.
3605         * config/rs6000/aix.h (R_LR, MD_FROB_UPDATE_CONTEXT): Remove.
3606         * config/rs6000/t-darwin (LIB2ADDEH): Remove.
3607         * config/rs6000/darwin-fallback.c: Move to ../libgcc/config/rs6000.
3608         * config/sh/t-sh ($(T)unwind-dw2-Os-4-200.o): Use
3609         $(srcdir)/../libgcc to refer to unwinder sources.
3610         * config/spu/t-spu-elf (LIB2ADDEH): Remove.
3611         * config/t-darwin (LIB2ADDEH): Remove.
3612         * config/t-freebsd (LIB2ADDEH): Remove.
3613         * config/t-libunwind (LIB2ADDEH, LIB2ADDEHSTATIC): Remove.
3614         * config/t-libunwind-elf: Move to ../libgcc/config.
3615         * config/t-linux (LIB2ADDEH): Remove.
3616         * config/t-sol2 (LIB2ADDEH): Remove.
3617         * config/xtensa/t-xtensa (LIB2ADDEH): Remove.
3618         * system.h (MD_FROB_UPDATE_CONTEXT): Poison.
3619
3620 2011-08-05  H.J. Lu  <hongjiu.lu@intel.com>
3621
3622         * config/i386/i386.c (processor_alias_table): Add core-avx-i.
3623
3624         * doc/invoke.texi: Document core-avx-i.
3625
3626 2011-08-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3627
3628         * tsystem.h (CONST_CAST2, CONST_CAST): Define.
3629
3630 2011-08-05  Ira Rosen  <ira.rosen@linaro.org>
3631
3632         * tree-vect-loop.c (vect_create_epilog_for_reduction): Use the
3633         result of multiple results reduction when extracting the final
3634         value using scalar code.
3635
3636 2011-08-05  Richard Guenther  <rguenther@suse.de>
3637
3638         PR tree-optimization/49984
3639         * tree-vrp.c (extract_range_from_binary_expr_1): Handle BIT_XOR_EXPR.
3640
3641 2011-08-05  Richard Guenther  <rguenther@suse.de>
3642
3643         * tree-vrp.c (zero_nonzero_bits_from_vr): Make sure to always
3644         return true for constant integer ranges.
3645         (extract_range_from_binary_expr_1): Simplify BIT_AND_EXPR and
3646         BIT_IOR_EXPR handling.
3647
3648 2011-08-04  Kai Tietz  <ktietz@redhat.com>
3649
3650         * config/i386/i386.c (setup_incoming_varargs_ms_64): Set
3651         ix86_varargs_gpr_size and ix86_varargs_fpr_size to zero.
3652
3653 2011-08-04  Ira Rosen  <ira.rosen@linaro.org>
3654
3655         * tree-vectorizer.h (struct _stmt_vec_info): Add new field for
3656         pattern def statement, and its access macro.
3657         (NUM_PATTERNS): Set to 5.
3658         * tree-vect-loop.c (vect_determine_vectorization_factor): Handle
3659         pattern def statement.
3660         (vect_transform_loop): Likewise.
3661         * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Add new
3662         function vect_recog_over_widening_pattern ().
3663         (vect_operation_fits_smaller_type): New function.
3664         (vect_recog_over_widening_pattern, vect_mark_pattern_stmts):
3665         Likewise.
3666         (vect_pattern_recog_1): Move the code that marks pattern
3667         statements to vect_mark_pattern_stmts (), and call it.  Update
3668         documentation.
3669         * tree-vect-stmts.c (vect_supportable_shift): New function.
3670         (vect_analyze_stmt): Handle pattern def statement.
3671         (new_stmt_vec_info): Initialize pattern def statement.
3672
3673 2011-08-04  Richard Henderson  <rth@redhat.com>
3674
3675         PR target/49964
3676         * config/i386/i386.c (ix86_expand_call): Don't create nested
3677         PARALLELs for TARGET_VZEROUPPER.
3678         (ix86_split_call_vzeroupper): Fix extraction of the original call.
3679         * config/i386/i386.md (*call_rex64_ms_sysv_vzeroupper): Don't
3680         recognize nested PARALLELs.
3681         (*call_pop_vzeroupper, *sibcall_pop_vzeroupper,
3682         *call_value_rex64_ms_sysv_vzeroupper, *call_value_pop_vzeroupper,
3683         *sibcall_value_pop_vzeroupper): Likewise.
3684
3685 2011-08-04  Richard Henderson  <rth@redhat.com>
3686
3687         PR middle-end/49968
3688         * calls.c (expand_call): Use fixup_args_size_notes for
3689         emit_stack_restore.
3690         * expr.c (fixup_args_size_notes): Allow STACK_POINTER_REGNUM sets
3691         in non-standard modes.
3692
3693 2011-08-04  Jakub Jelinek  <jakub@redhat.com>
3694
3695         * gcc.c (self_spec): New variable.
3696         (static_specs): Add self_spec.
3697         (main): Call do_self_spec on "self_spec" specs after reading
3698         user specs files.  Move compare_debug handling right after that.
3699
3700 2011-08-04  Richard Guenther  <rguenther@suse.de>
3701
3702         * tree-vrp.c (vrp_expr_computes_nonnegative): Remove.
3703         (value_range_nonnegative_p): New function.
3704         (ssa_name_nonnegative_p): Use it.
3705         (value_range_constant_singleton): New function.
3706         (op_with_constant_singleton_value_range): Use it.
3707         (extract_range_from_binary_expr_1): New function, split out from ...
3708         (extract_range_from_binary_expr): ... this.  Remove fallback
3709         constant folding done here.
3710
3711 2011-08-04  Richard Guenther  <rguenther@suse.de>
3712
3713         PR tree-optimization/49806
3714         * tree-vrp.c (op_with_boolean_value_range_p): New function.
3715         (simplify_truth_ops_using_ranges): Simplify.  Allow inserting
3716         a new statement for a final conversion to bool.
3717
3718 2011-08-04  Romain Geissler  <romain.geissler@gmail.com>
3719
3720         * gengtype-state.c: Include "bconfig.h" if
3721         GENERATOR_FILE is defined, "config.h" otherwise.
3722         * gengtype.c: Likewise.
3723         * gengtype-lex.l: Likewise.
3724         * gengtype-parse.c: Likewise.
3725         * Makefile.in (gengtype-lex.o-warn): New variable.
3726         (plugin_resourcesdir): Likewise.
3727         (plugin_bindir): Likewise.
3728         (plugin_includedir): Use $(plugin_resourcesdir) as prefix base.
3729         (MOSTLYCLEANFILES): Add gengtype$(exeext).
3730         (native): Depend on gengtype$(exeext) is $enable_plugin
3731         is set to "yes".
3732         (gtype.state): Depend on s-gtype. Use temporary file.
3733         (gengtype-lex.o): New rule.
3734         (gengtype-parse.o): Likewise.
3735         (gengtype-state.o): Likewise.
3736         (gengtype$(exeext)): Likewise.
3737         (install-gengtype): Likewise.
3738         (gengtype.o): Likewise.
3739         (build/gengtype.o): Depend on version.h.
3740         (build/gengtype-state): Depend on double-int.h, version.h,
3741         $(HASHTAB_H), $(OBSTACK_H), $(XREGEX_H) and build/errors.o.
3742         (install-plugin): Depend on install-gengtype.
3743
3744 2011-08-04  Jakub Jelinek  <jakub@redhat.com>
3745
3746         PR middle-end/49905
3747         * tree.h (init_attributes): New prototype.
3748         * attribs.c (init_attributes): No longer static.
3749
3750 2011-08-04  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
3751
3752         * config/arm/arm.c (arm_set_fixed_optab_libfunc): Constify
3753         maybe_suffix.
3754
3755 2011-08-03   David Li  <davidxl@google.com>
3756
3757         * tree-optimize.c (execute_fixup_cfg): Fix up entry
3758         outgoing edge counts after inlining.
3759
3760 2011-08-03   David Li  <davidxl@google.com>
3761
3762         * profile.c (compute_branch_probabilities): Compute
3763         function frequency after profile annotation.
3764
3765 2011-08-04  Alan Modra  <amodra@gmail.com>
3766
3767         * config/rs6000/rs6000.c (rs6000_emit_epilogue): Simplify
3768         use_backchain_to_restore_sp initialisation.
3769         (rs6000_legitimate_offset_address_p): Simplify offset test.
3770
3771 2011-08-03  Richard Henderson  <rth@redhat.com>
3772
3773         * config/spu/spu.md: Use define_c_enum instead of define_constants.
3774         (UNSPECV_BLOCKAGE, UNSPECV_LNOP, UNSPECV_SYNC): Rename from UNSPEC_*.
3775         (UNSPECV_NOP): New.
3776
3777 2011-08-03  Richard Henderson  <rth@redhat.com>
3778
3779         PR target/34888
3780         * config/avr/avr.md: New splitter for REG_ARGS_SIZE 0.
3781
3782 2011-08-03  Jakub Jelinek  <jakub@redhat.com>
3783
3784         PR tree-optimization/49948
3785         * gimple.c (walk_stmt_load_store_addr_ops): Walk CONSTRUCTOR elements.
3786
3787 2011-08-03  Anatoly Sokolov  <aesok@post.ru>
3788
3789         * config/m32c/m32c.c (class_sizes): Remove.
3790         (reduce_class): Change arguments and return type to reg_class_t.
3791         Change type cc var to HARD_REG_SET. Change type best var to
3792         reg_class_t. Change type best_size var to unsigned int. Remove
3793         initialization class_sizes var. Use reg_class_size array instead
3794         of class_sizes. Use reg_class_contents array instead
3795         of class_contents.
3796
3797 2011-08-03  Richard Guenther  <rguenther@suse.de>
3798
3799         PR middle-end/49958
3800         * fold-const.c (fold_binary_loc): Only associate
3801         (+ (+ (* a b) c) (* d e)) as (+ (+ (* a b) (* d e)) c) if
3802         overflow wraps.
3803
3804 2011-08-03  Alan Modra  <amodra@gmail.com>
3805
3806         PR rtl-optimization/49941
3807         * jump.c (mark_jump_label): Comment.
3808         (mark_jump_label_1): Set JUMP_LABEL for return jumps.
3809         * emit-rtl.c (copy_rtx_if_shared_1, copy_insn_1): Leave RETURN shared.
3810         (mark_used_flags): Don't mark RETURN.
3811
3812 2011-08-03  Richard Guenther  <rguenther@suse.de>
3813
3814         PR tree-optimization/49938
3815         * tree-scalar-evolution.c (interpret_loop_phi): Gracefully
3816         deal with a POLYNOMIAL_CHREC.
3817
3818 2011-08-03  Revital Eres  <revital.eres@linaro.org>
3819
3820         * modulo-sched.c (calculate_stage_count,
3821         calculate_must_precede_follow, get_sched_window,
3822         try_scheduling_node_in_cycle, remove_node_from_ps): Add
3823         declaration.
3824         (update_node_sched_params, set_must_precede_follow, optimize_sc):
3825         New functions.
3826         (reset_sched_times): Call update_node_sched_params.
3827         (sms_schedule): Call optimize_sc.
3828         (get_sched_window): Change function arguments.
3829         (sms_schedule_by_order): Update call to get_sched_window.
3830         Call set_must_precede_follow.
3831         (calculate_stage_count): Add function argument.
3832
3833 2011-08-02  Richard Henderson  <rth@redhat.com>
3834
3835         PR target/49864
3836         PR target/49879
3837         * reg-notes.def (REG_ARGS_SIZE): New.
3838         * calls.c (emit_call_1): Emit REG_ARGS_SIZE for call_pop.
3839         (expand_call): Add REG_ARGS_SIZE to emit_stack_restore.
3840         * cfgcleanup.c (old_insns_match_p): Don't allow cross-jumping to
3841         different stack levels.
3842         * combine-stack-adj.c (adjust_frame_related_expr): Remove.
3843         (maybe_move_args_size_note): New.
3844         (combine_stack_adjustments_for_block): Use it.
3845         * combine.c (distribute_notes): Place REG_ARGS_SIZE.
3846         * dwarf2cfi.c (dw_cfi_row_struct): Remove args_size member.
3847         (dw_trace_info): Add beg_true_args_size, end_true_args_size,
3848         beg_delay_args_size, end_delay_args_size, eh_head, args_size_undefined.
3849         (cur_cfa): New.
3850         (queued_args_size): Remove.
3851         (add_cfi_args_size): Assert size is non-negative.
3852         (stack_adjust_offset, dwarf2out_args_size): Remove.
3853         (dwarf2out_stack_adjust, dwarf2out_notice_stack_adjust): Remove.
3854         (notice_args_size, notice_eh_throw): New.
3855         (dwarf2out_frame_debug_def_cfa): Use cur_cfa.
3856         (dwarf2out_frame_debug_adjust_cfa): Likewise.
3857         (dwarf2out_frame_debug_cfa_offset): Likewise.
3858         (dwarf2out_frame_debug_expr): Likewise.  Don't stack_adjust_offset.
3859         (dwarf2out_frame_debug): Don't handle non-frame-related-p insns.
3860         (change_cfi_row): Don't emit args_size.
3861         (maybe_record_trace_start_abnormal): Split out from ...
3862         (maybe_record_trace_start): Here.  Set args_size_undefined.
3863         (create_trace_edges): Update to match.
3864         (scan_trace): Handle REG_ARGS_SIZE.
3865         (connect_traces): Connect args_size between EH insns.
3866         * emit-rtl.c (try_split): Handle REG_ARGS_SIZE.
3867         * explow.c (suppress_reg_args_size): New.
3868         (adjust_stack_1): Split out from ...
3869         (adjust_stack): ... here.
3870         (anti_adjust_stack): Use it.
3871         (allocate_dynamic_stack_space): Suppress REG_ARGS_SIZE.
3872         * expr.c (mem_autoinc_base): New.
3873         (fixup_args_size_notes): New.
3874         (emit_single_push_insn_1): Rename from emit_single_push_insn.
3875         (emit_single_push_insn): New.  Generate REG_ARGS_SIZE.
3876         * recog.c (peep2_attempt): Handle REG_ARGS_SIZE.
3877         * reload1.c (reload_as_needed): Likewise.
3878         * rtl.h (fixup_args_size_notes): Declare.
3879
3880 2011-08-02  Paolo Carlini  <paolo.carlini@oracle.com>
3881
3882         PR bootstrap/49914
3883         * fold-const.c (fold_plusminus_mult_expr): Use abs_hwi instead
3884         of abs.
3885         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Likewise.
3886         * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Likewise.
3887
3888 2011-08-02  Richard Henderson  <rth@redhat.com>
3889
3890         * config/h8300/h8300.c (push, pop): Return the insn.
3891         (h8300_swap_into_er6): Generate correct unwind info.
3892         (h8300_swap_out_of_er6): Likewise.
3893         * dwarf2cfi.c (def_cfa_1): Clear cfa_cfi if we no longer have a
3894         complex cfa expression.
3895         (dwarf2out_frame_debug_def_cfa): Allow (plus (mem) (const_int)) too.
3896
3897 2011-08-02  H.J. Lu  <hongjiu.lu@intel.com>
3898
3899         * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
3900
3901 2011-08-02  Richard Henderson  <rth@redhat.com>
3902
3903         PR target/49878
3904         * config/h8300/h8300.c (h8300_move_ok): New.
3905         * config/h8300/h8300-protos.h: Declare it.
3906         * config/h8300/h8300.md (P): New mode iterator.
3907         (*movqi_h8300, *movqi_h8300hs, movqi): Use h8300_move_ok.
3908         (*movqi_h8sx, *movhi_h8300, *movhi_h8300hs, movhi): Likewise.
3909         (movsi, *movsi_h8300, *movsi_h8300hs): Likewise.
3910         (*pushqi1_h8300): Rename from pushqi1_h8300; use PRE_MODIFY.
3911         (*pushqi1_h8300hs_<P>): Macroize from pushqi1_h8300hs_advanced
3912         and pushqi1_h8300hs_normal; use PRE_MODIFY and
3913         register_no_sp_elim_operand.
3914         (*pushhi1_h8300hs_<P>): Similarly.
3915         (pushqi1, pushhi1, pushhi1_h8300): Remove.
3916         * config/h8300/predicates.md (register_no_sp_elim_operand): New.
3917
3918 2011-08-02  Richard Henderson  <rth@redhat.com>
3919
3920         PR target/49881
3921         * config/avr/avr.md (push<MPUSH>1): Don't constrain the operand.
3922
3923 2011-08-02  Jakub Jelinek  <jakub@redhat.com>
3924
3925         * c-parser.c (enum c_parser_prec): New enum, moved from within
3926         c_parser_binary_expression.
3927         (c_parser_binary_expression): Add PREC argument.  Stop parsing
3928         if operator has lower or equal precedence than PREC.
3929         (c_parser_conditional_expression, c_parser_omp_for_loop): Adjust
3930         callers.
3931         (c_parser_omp_atomic): Handle parsing OpenMP 3.1 atomics.
3932         Adjust c_finish_omp_atomic caller.
3933         (c_parser_omp_taskyield): New function.
3934         (c_parser_pragma): Handle PRAGMA_OMP_TASKYIELD.
3935         (c_parser_omp_clause_name): Handle final and mergeable clauses.
3936         (c_parser_omp_clause_final, c_parser_omp_clause_mergeable): New
3937         functions.
3938         (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_FINAL
3939         and PRAGMA_OMP_CLAUSE_MERGEABLE.
3940         (OMP_TASK_CLAUSE_MASK): Allow final and mergeable clauses.
3941         (c_parser_omp_clause_reduction): Handle min and max.
3942         * c-typeck.c (c_finish_omp_clauses): Don't complain about
3943         const qualified predetermined vars in firstprivate clause.
3944         andle OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
3945         Handle MIN_EXPR and MAX_EXPR.
3946         * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE_FINAL
3947         and OMP_CLAUSE_MERGEABLE.
3948         (dump_generic_node): Handle OMP_ATOMIC_READ, OMP_ATOMIC_CAPTURE_OLD
3949         and OMP_ATOMIC_CAPTURE_NEW.
3950         * tree.c (omp_clause_num_ops): Add OMP_CLAUSE_FINAL and
3951         OMP_CLAUSE_MERGEABLE.
3952         (omp_clause_code_name): Likewise.
3953         (walk_tree_1): Handle OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
3954         * tree.h (enum omp_clause_code): Add OMP_CLAUSE_FINAL
3955         and OMP_CLAUSE_MERGEABLE.
3956         (OMP_CLAUSE_FINAL_EXPR): Define.
3957         * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE_FINAL and
3958         OMP_CLAUSE_MERGEABLE.
3959         (expand_task_call): Likewise.
3960         (expand_omp_atomic_load, expand_omp_atomic_store): New functions.
3961         (expand_omp_atomic_fetch_op): Handle cases where old or new
3962         value is needed afterwards.
3963         (expand_omp_atomic): Call expand_omp_atomic_load resp.
3964         expand_omp_atomic_store.
3965         * gimplify.c (gimplify_omp_atomic, gimplify_expr): Handle
3966         OMP_ATOMIC_READ, OMP_ATOMIC_CAPTURE_OLD and OMP_ATOMIC_CAPTURE_NEW.
3967         (gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses): Handle
3968         OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
3969         * tree-nested.c (convert_nonlocal_omp_clauses,
3970         convert_local_omp_clauses): Likewise.
3971         * tree.def (OMP_ATOMIC_READ, OMP_ATOMIC_CAPTURE_OLD,
3972         OMP_ATOMIC_CAPTURE_NEW): New.
3973         * gimple.h (GF_OMP_ATOMIC_NEED_VALUE): New.
3974         (gimple_omp_atomic_need_value_p, gimple_omp_atomic_set_need_value):
3975         New inlines.
3976         * omp-builtins.def (BUILT_IN_GOMP_TASKYIELD): New builtin.
3977         * doc/generic.texi: Mention OMP_CLAUSE_COLLAPSE,
3978         OMP_CLAUSE_UNTIED, OMP_CLAUSE_FINAL and OMP_CLAUSE_MERGEABLE.
3979
3980 2011-08-02  Kai Tietz  <ktietz@redhat.com>
3981
3982         * gimple.c (canonicalize_cond_expr_cond): Handle cast from
3983         boolean-type.
3984         (ssa_forward_propagate_and_combine): Interprete result of
3985         forward_propagate_comparison.
3986         * gcc/gimple-fold.c (fold_gimple_assign): Add canonicalization for
3987         boolean-typed operands for comparisons.
3988
3989 2011-08-02  Georg-Johann Lay  <avr@gjlay.de>
3990
3991         * config/avr/libgcc.S: Gather related function in the
3992         same input section.
3993         (__mulqihi3, __mulqihi3, __divmodqi4, __divmodhi4, __udivmodsi4,
3994         __divmodsi4): Use XCALL/XJMP instead of rcall/rjmp for external
3995         references.
3996         (__udivmodqi4, __divmodqi4, __udivmodhi4, __divmodhi4,
3997         __udivmodsi4, __divmodsi4, __prologue_saves__,
3998         __epilogue_restores__, _exit, __tablejump2__, __tablejump__,
3999         __do_copy_data, __do_clear_bss, __do_global_ctors,
4000         __do_global_dtors, __tablejump_elpm__): Enclose in DEFUN/ENDF.
4001
4002 2011-08-02  Uros Bizjak  <ubizjak@gmail.com>
4003
4004         PR target/47766
4005         * doc/md.texi (stack_protect_set): The pattern moves ptr_mode value.
4006         (stack_protect_test): The pattern compares ptr_mode value.
4007
4008 2011-08-02  Alan Modra  <amodra@gmail.com>
4009
4010         * config/rs6000/rs6000.c (rs6000_emit_prologue): Add REG_CFA_RESTORE
4011         note for save_LR_around_toc_setup sequence.
4012
4013 2011-08-01  H.J. Lu  <hongjiu.lu@intel.com>
4014
4015         * config/i386/lzcntintrin.h (__lzcnt64): Replace long with long long.
4016
4017 2011-08-01  Sebastian Pop  <sebastian.pop@amd.com>
4018             Joseph Myers  <joseph@codesourcery.com>
4019
4020         * Makefile.in (hwint.o): Depend on DIAGNOSTIC_CORE_H.
4021         * hwint.c: Include diagnostic-core.h.
4022         (abs_hwi): New.
4023         (gcd): Moved here...
4024         (pos_mul_hwi): New.
4025         (mul_hwi): New.
4026         (least_common_multiple): Moved here...
4027         * hwint.h (gcd): ... from here.
4028         (least_common_multiple): ... from here.
4029         (HOST_WIDE_INT_MIN): New.
4030         (HOST_WIDE_INT_MAX): New.
4031         (abs_hwi): Declared.
4032         (gcd): Declared.
4033         (pos_mul_hwi): Declared.
4034         (mul_hwi): Declared.
4035         (least_common_multiple): Declared.
4036         * omega.c (check_pos_mul): Removed.
4037         (check_mul): Removed.
4038         (omega_solve_geq): Use pos_mul_hwi instead of check_pos_mul and
4039         mul_hwi instead of check_mul.
4040
4041 2011-08-01  Richard Henderson  <rth@redhat.com>
4042
4043         PR target/49881
4044         * config/avr/avr.h (PUSH_ROUNDING): New.
4045         * config/avr/avr.md (pushqi1): Rename from *pushqi.
4046         (*pushhi, *pushsi, *pushsf): Remove.
4047         (MPUSH): New mode iterator.
4048         (push<MPUSH>1): New expander.
4049
4050 2011-08-01  Anatoly Sokolov  <aesok@post.ru>
4051
4052         * config/mmix/mmix.h (PREFERRED_RELOAD_CLASS,
4053         PREFERRED_OUTPUT_RELOAD_CLASS): Remove macro.
4054         * config/mmix/mmix-protos.h (mmix_preferred_reload_class,
4055         mmix_preferred_output_reload_class): Remove.
4056         * config/mmix/mmix.c (mmix_preferred_reload_class,
4057         mmix_preferred_output_reload_class): Make static. Change rclass
4058         argument and return type to reg_class_t.
4059         (TARGET_PREFERRED_RELOAD_CLASS,
4060         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
4061
4062 2011-08-01  Joern Rennecke  <joern.rennecke@embecosm.com>
4063
4064         * mode-switching.c (optimize_mode_switching): Fix bug in MODE_AFTER
4065         handling.
4066
4067 2011-08-01  H.J. Lu  <hongjiu.lu@intel.com>
4068
4069         PR target/47766
4070         * config/i386/i386.md (PTR): New.
4071         (stack_protect_set: Check TARGET_LP64 instead of TARGET_64BIT.
4072         (stack_protect_test): Likewise.
4073         (stack_protect_set_<mode>): Replace ":P" with ":PTR".
4074         (stack_tls_protect_set_<mode>): Likewise.
4075         (stack_tls_protect_test_<mode>): Likewise.
4076
4077 2011-08-01  Uros Bizjak  <ubizjak@gmail.com>
4078
4079         PR target/49927
4080         * config/i386/i386.c (ix86_address_subreg_operand): New.
4081         (ix86_decompose_address): Use ix86_address_subreg_operand.
4082         (ix86_legitimate_address_p): Do not assert that subregs satisfy
4083         register_no_elim_operand in DImode.
4084
4085 2011-08-01  Ira Rosen  <ira.rosen@linaro.org>
4086
4087         PR tree-optimization/49926
4088         * tree-vect-loop.c (vect_is_slp_reduction): Check that a statement
4089         in a chain doesn't have uses both inside and outside the loop.
4090
4091 2011-08-01  Georg-Johann Lay  <avr@gjlay.de>
4092
4093         * config/avr/avr.h (mcu_type_s): Add errata_skip field.
4094         * config/avr/avr-devices.c (avr_mcu_types): Use it.
4095         * config/avr/avr-mcus.def (AVR_MCU): Use it.
4096         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it to builtin
4097         define __AVR_ERRATA_SKIP__ and __AVR_ERRATA_SKIP_JMP_CALL__.
4098         * config/avr/libgcc.S (__mulshisi3, __ffshi2, __fmulsu_exit):
4099         Use __AVR_ERRATA_SKIP_JMP_CALL__ instead of __AVR_HAVE_JMP_CALL__
4100         to detect if XJMP must not be skipped.
4101
4102 2011-08-02  Alan Modra  <amodra@gmail.com>
4103
4104         * config/rs6000/rs6000-protos.h (rs6000_save_toc_in_prologue_p):
4105         Delete.
4106         * config/rs6000/rs6000.c (rs6000_save_toc_in_prologue_p): Make static.
4107         (rs6000_emit_prologue): Don't prematurely return when
4108         TARGET_SINGLE_PIC_BASE.  Don't emit eh_frame info in
4109         save_toc_in_prologue case.
4110         (rs6000_call_indirect_aix): Only disallow save_toc_in_prologue for
4111         calls_alloca.
4112
4113 2011-08-01  Georg-Johann Lay  <avr@gjlay.de>
4114
4115         * config/avr/avr-devices.c: Delete SVN property svn:executable.
4116         * config/avr/predicates.md: Ditto.
4117         * config/avr/driver-avr.c: Ditto.
4118         * config/avr/genopt.sh: Set SVN property svn:executable to *.
4119
4120 2011-08-01  H.J. Lu  <hongjiu.lu@intel.com>
4121
4122         * calls.c (emit_library_call_value_1): Declare size only if
4123         BLOCK_REG_PADDING is defined.
4124
4125 2011-08-01  Kirill Yukhin  <kirill.yukhin@intel.com>
4126
4127         PR target/49547
4128         * config.gcc (i[34567]86-*-*): Replace abmintrin.h with lzcntintrin.h.
4129         (x86_64-*-*): Likewise.
4130         * config/i386/i386.opt (mlzcnt): New.
4131         * config/i386/abmintrin.h: File removed.
4132         (__lzcnt_u16, __lzcnt, __lzcnt_u64): Moved to ...
4133         * config/i386/lzcntintrin.h: ... here.  New file.
4134         (__lzcnt): Rename to ...
4135         (__lzcnt32): ... this.
4136         * config/i386/bmiintrin.h (head): Update copyright year.
4137         (__lzcnt_u16): Removed.
4138         (__lzcnt_u32): Likewise.
4139         (__lzcnt_u64): Likewise.
4140         * config/i386/x86intrin.h: Include lzcntintrin.h when __LZCNT__
4141         is defined, remove abmintrin.h.
4142         * config/i386/cpuid.h (bit_LZCNT): New.
4143         * config/i386/driver-i386.c (host_detect_local_cpu): Detect
4144         LZCNT feature.
4145         * config/i386/i386-c.c (ix86_target_macros_internal): Define
4146         __LZCNT__ if needed.
4147         * config/i386/i386.c (ix86_target_string): New option -mlzcnt.
4148         (ix86_option_override_internal): Handle LZCNT option.
4149         (ix86_valid_target_attribute_inner_p): Likewise.
4150         (struct builtin_description bdesc_args) <IX86_BUILTIN_CLZS>: Update.
4151         * config/i386/i386.h (TARGET_LZCNT): New.
4152         (CLZ_DEFINED_VALUE_AT_ZERO): Update.
4153         * config/i386/i386.md (clz<mode>2): Update insn constraint.
4154         (clz<mode>2_lzcnt): Likewise.
4155         * doc/invoke.texi: Mention -mlzcnt option.
4156         * doc/extend.texi: Likewise.
4157
4158 2011-08-01  Julian Brown  <julian@codesourcery.com>
4159
4160         * configure.ac (fixed-point): Add ARM support.
4161         * configure: Regenerate.
4162         * config/arm/arm.c (arm_fixed_mode_set): New struct.
4163         (arm_set_fixed_optab_libfunc): New.
4164         (arm_set_fixed_conv_libfunc): New.
4165         (arm_init_libfuncs): Initialise fixed-point helper libfuncs with
4166         ARM-specific names.
4167         (aapcs_libcall_value): Return sub-word-size fixed-point libcall
4168         return values in SImode.
4169         (arm_return_in_msb): Return fixed-point types in the msb.
4170         (arm_pad_reg_upwards, arm_pad_arg_upwards): Pad fixed-point types
4171         upwards.
4172         (arm_scalar_mode_supported_p): Support fixed-point modes.
4173         (arm_vector_mode_supported_p): Support vector fixed-point modes.
4174         * config/arm/arm.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE)
4175         (LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE)
4176         (SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE)
4177         (LONG_LONG_ACCUM_TYPE_SIZE, MAX_FIXED_MODE_SIZE): Define.
4178         * config/arm/iterators.md (FIXED, ADDSUB, UQADDSUB, QADDSUB, QMUL):
4179         New mode iterators.
4180         (qaddsub_suf): New mode attribute.
4181         * config/arm/arm-modes.def (FRACT, UFRACT, ACCUM, UACCUM): Declare
4182         vector modes.
4183         * config/arm/predicates.md (sat_shift_operator): New predicate.
4184         * config/arm/arm-fixed.md: New.
4185         * config/arm/arm.md: Include arm-fixed.md.
4186         * config/arm/t-arm (MD_INCLUDES): Add arm-fixed.md.
4187
4188 2011-08-01  Julian Brown  <julian@codesourcery.com>
4189
4190         * calls.c (emit_library_call_value_1): Support padding for libcall
4191         arguments and return values.
4192         * config/arm/arm.c (arm_pad_arg_upward): Pad half-float values
4193         downwards in big-endian mode.
4194
4195 2011-08-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4196
4197         PR debug/49887
4198         * config/sol2.c (solaris_code_end): Rename to solaris_file_end.
4199         * config/sol2-protos.h: Likewise.
4200         * config/i386/i386.c (ix86_code_end) [TARGET_SOLARIS]: Don't call
4201         solaris_code_end.
4202         * config/i386/sol2.h [!USE_GAS] (TARGET_ASM_FILE_END): Redefine.
4203         * config/sparc/sparc.c (sparc_file_end) [TARGET_SOLARIS]: Call
4204         solaris_file_end.
4205         * config/sparc/sol2.h (TARGET_ASM_CODE_END): Remove.
4206
4207 2011-08-01  Julian Brown  <julian@codesourcery.com>
4208
4209         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Support FIXED_CST.
4210
4211 2011-08-01  Julian Brown  <julian@codesourcery.com>
4212
4213         * final.c (output_addr_const): Print fixed-point constants as
4214         decimal not hex.
4215
4216 2011-08-01  Richard Guenther  <rguenther@suse.de>
4217
4218         * stor-layout.c (initialize_sizetypes): Properly sign-extend
4219         bitsiztype TYPE_MAX_VALUE.
4220
4221 2011-08-01  Julian Brown  <julian@codesourcery.com>
4222
4223         * optabs.c (prepare_cmp_insn): Use correct biasing for fixed-point
4224         comparison helpers.
4225
4226 2011-07-31  Richard Henderson  <rth@redhat.com>
4227
4228         * config/h8300/crti.asm: Add flags to .section directive.
4229         * config/h8300/crtn.asm: Likewise.
4230
4231 2011-07-31  Richard Henderson  <rth@redhat.com>
4232
4233         * stor-layout.c (initialize_sizetypes): Handle unsigned short.
4234         * tree.c (build_common_tree_nodes): Likewise.
4235
4236 2011-07-31  Kaz Kojima  <kkojima@gcc.gnu.org>
4237
4238         PR target/49880
4239         * config/sh/sh.md (udivsi3_i1): Enable for TARGET_DIVIDE_CALL_DIV1.
4240         (divsi3_i1): Likewise.
4241
4242 2011-07-31  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
4243
4244         PR tree-optimization/49749
4245         * tree-ssa-reassoc.c (get_rank): New forward declaration.
4246         (PHI_LOOP_BIAS): New macro.
4247         (phi_rank): New function.
4248         (loop_carried_phi): Likewise.
4249         (propagate_rank): Likewise.
4250         (get_rank): Add calls to phi_rank and propagate_rank.
4251
4252 2011-07-31  H.J. Lu  <hongjiu.lu@intel.com>
4253
4254         * config/i386/x86-64.h (SIZE_TYPE): Check TARGET_LP64 instead
4255         of TARGET_64BIT.
4256         (PTRDIFF_TYPE): Likewise.
4257
4258 2011-07-31  Uros Bizjak  <ubizjak@gmail.com>
4259
4260         PR target/49920
4261         * config/i386/i386.md (strset): Do not expand strset_singleop
4262         when %eax or $edi are fixed.
4263         (*strsetdi_rex_1): Disable when %eax or %edi are fixed.
4264         (*strsetsi_1): Ditto.
4265         (*strsethi_1): Ditto.
4266         (*strsetqi_1): Ditto.
4267         (*rep_stosdi_rex64): Disable when %eax, %ecx or %edi are fixed.
4268         (*rep_stossi): Ditto.
4269         (*rep_stosqi): Ditto.
4270         (*strlenqi_1): Ditto.
4271         (cmpstrnsi): Also fail when %ecx is fixed.
4272         (*cmpstrnqi_nz_1): Disable when %ecx, %esi or %edi are fixed.
4273         (*cmpstrnqi_1): Ditto.
4274         (*strmovdi_rex_1): Disable when %esi or %edi are fixed.
4275         (*strmovsi_1): Ditto.
4276         (*strmovhi_1): Ditto.
4277         (*strmovqi_1): Ditto.
4278         (*rep_movdi_rex64): Disable when %ecx, %esi or %edi are fixed.
4279         (*rep_movsi): Ditto.
4280         (*rep_movqi): Ditto.
4281
4282 2011-07-31  Mikael Pettersson  <mikpe@it.uu.se>
4283
4284         PR target/47908
4285         * config/m68k/m68k.c (m68k_override_options_after_change): New function.
4286         Disable instruction scheduling for non-ColdFire targets.
4287         (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define.
4288
4289 2011-07-31  Revital Eres  <revital.eres@linaro.org>
4290
4291         * ddg.c (create_ddg_dep_from_intra_loop_link): Remove the creation
4292         of anti-dep edge from a branch.
4293         (add_cross_iteration_register_deps): Create anti-dep edge from
4294         a branch.
4295
4296 2011-07-31  Revital Eres  <revital.eres@linaro.org>
4297
4298         * modulo-sched.c: Change comment.
4299         (reset_sched_times): Fix print message.
4300         (print_partial_schedule): Add print info.
4301
4302 2011-07-31  Tom de Vries  <tom@codesourcery.com>
4303
4304         PR middle-end/43513
4305         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Use max of
4306         get_object_alignment and TYPE_ALIGN.
4307
4308 2011-07-30  Tom de Vries  <tom@codesourcery.com>
4309
4310         PR middle-end/43513
4311         * tree-ssa-dce.c (ref_may_be_aliased): Add assert.
4312         (propagate_necessity): Handle WITH_SIZE_EXPR call arg.
4313
4314 2011-07-29  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4315
4316         * config/mips/driver-native.c [__sgi__]: Include <invent.h>,
4317         <sys/sbd.h>.
4318         (cpu_types): New array.
4319         (cputype): New function.
4320         (host_detect_local_cpu): Only define buf, f if !__sgi__.
4321         Use scaninvent instead of /proc/cpuinfo if __sgi__.
4322         * config.host: Also use driver-native.o, mips/x-native on
4323         mips-sgi-irix*.
4324         * config/mips/iris6.h [__mips__] (host_detect_local_cpu): Declare.
4325         (EXTRA_SPEC_FUNCTIONS, MARCH_MTUNE_NATIVE_SPECS): Define.
4326         (DRIVER_SELF_SPECS): Add MARCH_MTUNE_NATIVE_SPECS.
4327
4328 2011-07-29  Jakub Jelinek  <jakub@redhat.com>
4329
4330         PR middle-end/49897
4331         PR middle-end/49898
4332         * omp-low.c (use_pointer_for_field): If disallowing copy-in/out
4333         in nested parallel and outer is a gimple_reg, mark it as addressable
4334         and set its bit in task_shared_vars bitmap too.
4335
4336 2011-07-29  Uros Bizjak  <ubizjak@gmail.com>
4337
4338         * config/i386/predicates.md (tp_or_register_operand): Remove predicate.
4339
4340 2011-07-29  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4341
4342         * config/alpha/driver-alpha.c (IMPLVER_EV4_FAMILY,
4343         IMPLVER_EV5_FAMILY, IMPLVER_EV6_FAMILY, IMPLVER_EV7_FAMILY): Define.
4344         (AMASK_BWX, AMASK_FIX, AMASK_CIX, AMASK_MVI, AMASK_PRECISE,
4345         AMASK_LOCKPFTCHOK): Define.
4346         (host_detect_local_cpu): Remove buf, f, cpu_names.
4347         Define cpu_types, implver, amask.
4348         Use __builtin_alpha_implver, __builtin_alpha_amask to determine
4349         native CPU.
4350         * config.host: Also use driver-alpha.o, alpha/x-alpha on
4351         alpha*-dec-osf*.
4352         * config/alpha/osf5.h [__alpha__ || __alpha]
4353         (host_detect_local_cpu): Declare.
4354         (EXTRA_SPEC_FUNCTIONS, MCPU_MTUNE_NATIVE_SPECS)
4355         (DRIVER_SELF_SPECS): Define.
4356
4357 2011-07-29  Uros Bizjak  <ubizjak@gmail.com>
4358
4359         PR target/47715
4360         * config/i386/i386.md (*load_tp_x32): New.
4361         (*load_tp_x32_zext): Ditto.
4362         (*add_tp_x32): Ditto.
4363         (*add_tp_x32_zext): Ditto.
4364         (*load_tp_<mode>): Disable for TARGET_X32 targets.
4365         (*add_tp_<mode>): Ditto.
4366         * config/i386/i386.c (get_thread_pointer): Load thread pointer in
4367         ptr_mode and convert to Pmode if needed.
4368
4369 2011-07-29  Georg-Johann Lay  <avr@gjlay.de>
4370
4371         PR target/49687
4372         * config/avr/avr.md (mulsi3, *mulsi3, mulu<mode>si3,
4373         muls<mode>si3, mulohisi3, mulhisi3, umulhisi3, usmulhisi3,
4374         *<any_extend:extend_prefix><any_extend2:extend_prefix>mul<QIHI:mode><QIHI2:mode>si3):
4375         Add X to register footprint: Clobber r26/r27.
4376
4377 2011-07-29  Richard Guenther  <rguenther@suse.de>
4378
4379         * builtins.c (fold_builtin_signbit): Build the comparison
4380         with a proper type.
4381
4382 2011-07-29  Richard Guenther  <rguenther@suse.de>
4383
4384         PR tree-optimization/49893
4385         * tree-predcom.c (suitable_reference_p): Volatile references
4386         are not suitable.
4387
4388 2011-07-29  Georg-Johann Lay  <avr@gjlay.de>
4389
4390         PR target/49313
4391         * config/avr/libgcc.S (__ffshi2): Don't skip 2-word instruction.
4392         (__ctzsi2): Result for 0 may be undefined.
4393         (__ctzhi2): Result for 0 may be undefined.
4394         (__popcounthi2): Don't clobber r30. Use __popcounthi2_tail.
4395         (__popcountsi2): Ditto. And don't clobber r26.
4396         (__popcountdi2): Ditto. And don't clobber r27.
4397         * config/avr/avr.md (UNSPEC_COPYSIGN): New c_enum.
4398         (parityhi2): New expand.
4399         (paritysi2): New expand.
4400         (popcounthi2): New expand.
4401         (popcountsi2): New expand.
4402         (clzhi2): New expand.
4403         (clzsi2): New expand.
4404         (ctzhi2): New expand.
4405         (ctzsi2): New expand.
4406         (ffshi2): New expand.
4407         (ffssi2): New expand.
4408         (copysignsf3): New insn.
4409         (bswapsi2): New expand.
4410         (*parityhi2.libgcc): New insn.
4411         (*parityqihi2.libgcc): New insn.
4412         (*paritysihi2.libgcc): New insn.
4413         (*popcounthi2.libgcc): New insn.
4414         (*popcountsi2.libgcc): New insn.
4415         (*popcountqi2.libgcc): New insn.
4416         (*popcountqihi2.libgcc): New insn-and-split.
4417         (*clzhi2.libgcc): New insn.
4418         (*clzsihi2.libgcc): New insn.
4419         (*ctzhi2.libgcc): New insn.
4420         (*ctzsihi2.libgcc): New insn.
4421         (*ffshi2.libgcc): New insn.
4422         (*ffssihi2.libgcc): New insn.
4423         (*bswapsi2.libgcc): New insn.
4424
4425 2011-07-29  Richard Guenther  <rguenther@suse.de>
4426
4427         * tree-vrp.c (get_value_range): Only set parameter default
4428         definitions to varying, leave others at undefined.
4429         (extract_range_from_binary_expr): Fix undefined handling.
4430         (vrp_visit_phi_node): Handle merged undefined state.
4431
4432 2011-07-29  Wei Guozhi  <carrot@google.com>
4433
4434         PR rtl-optimization/49799
4435         * combine.c (make_compound_operation): Check if the bit field is valid
4436         before change it to bit field extraction.
4437
4438 2011-07-29  Bernd Schmidt  <bernds@codesourcery.com>
4439
4440         PR rtl-optimization/49891
4441         * cfgrtl.c (force_nonfallthru_and_redirect): Set JUMP_LABEL for
4442         newly created returnjumps.
4443
4444 2011-07-28  DJ Delorie  <dj@redhat.com>
4445
4446         * expr.c (expand_expr_addr_expr_1): Detect a user request for a
4447         local frame in a naked function, and produce a suitable error for
4448         that specific case.
4449
4450         * config/m32c/m32c.c (m32c_secondary_reload_class): Allow PSI
4451         registers to be reloaded in HI classes when the target is HI.
4452
4453 2011-07-28  Sebastian Pop  <sebastian.pop@amd.com>
4454
4455         * graphite-clast-to-gimple.c: Replace v1, v2, lb, ub with
4456         bound_one, bound_two.
4457
4458 2011-07-28  Sebastian Pop  <sebastian.pop@amd.com>
4459
4460         PR middle-end/48648
4461         * graphite-clast-to-gimple.c (clast_get_body_of_loop): Handle
4462         CLAST assignments.
4463         (translate_clast): Same.
4464         (translate_clast_assignment): New.
4465
4466 2011-07-28  Sebastian Pop  <sebastian.pop@amd.com>
4467
4468         PR tree-optimization/49876
4469         * sese.c (rename_uses): Do not return false on gloog_error: set
4470         the new_expr to integer_zero_node and continue code generation.
4471         (graphite_copy_stmts_from_block): Remove early exit on gloog_error.
4472
4473 2011-07-28  Jakub Jelinek  <jakub@redhat.com>
4474
4475         PR debug/49846
4476         * var-tracking.c (prepare_call_arguments): For non-MODE_INT stack
4477         arguments also check if they aren't initialized with a MODE_INT
4478         mode of the same size.
4479
4480 2011-07-28  Aldy Hernandez  <aldyh@redhat.com>
4481
4482         * expr.c (get_bit_range): Handle *MEM_REF's.
4483
4484 2011-07-28  Bernd Schmidt  <bernds@codesourcery.com>
4485
4486         * rtlanal.c (tablejump_p): False for returns.
4487         * reorg.c (first_active_target_insn): New static function.
4488         (find_end_label): Set JUMP_LABEL for a new returnjump.
4489         (optimize_skip, get_jump_flags, rare_destination,
4490         mostly_true_jump, get_branch_condition,
4491         steal_delay_list_from_target, own_thread_p,
4492         fill_simple_delay_slots, follow_jumps, fill_slots_from_thread,
4493         fill_eager_delay_slots, relax_delay_slots, make_return_insns,
4494         dbr_schedule): Adjust to handle ret_rtx in JUMP_LABELs.
4495         * jump.c (delete_related_insns): Likewise.
4496         (jump_to_label_p): New function.
4497         (redirect_target): New static function.
4498         (redirect_exp_1): Use it.  Adjust to handle ret_rtx in JUMP_LABELS.
4499         (redirect_jump_1): Assert that the new label is nonnull.
4500         (redirect_jump): Likewise.
4501         (redirect_jump_2): Check for ANY_RETURN_P rather than NULL labels.
4502         * ifcvt.c (find_if_case_1): Take care when redirecting jumps to the
4503         exit block.
4504         (dead_or_predicable): Change NEW_DEST arg to DEST_EDGE.  All callers
4505         changed.  Ensure that the right label is passed to redirect_jump.
4506         * function.c (emit_return_into_block,
4507         thread_prologue_and_epilogue_insns): Ensure new returnjumps have
4508         ret_rtx in their JUMP_LABEL.
4509         * print-rtl.c (print_rtx): Handle ret_rtx in a JUMP_LABEL.
4510         * emit-rtl.c (skip_consecutive_labels): Allow the caller to
4511         pass ret_rtx as label.
4512         * cfglayout.c (fixup_reorder_chain): Use
4513         force_nonfallthru_and_redirect rather than force_nonfallthru.
4514         (duplicate_insn_chain): Copy JUMP_LABELs for returns.
4515         * rtl.h (ANY_RETURN_P): New macro.
4516         (jump_to_label_p): Declare.
4517         * resource.c (find_dead_or_set_registers): Handle ret_rtx in
4518         JUMP_LABELs.
4519         (mark_target_live_regs): Likewise.
4520         * basic-block.h (force_nonfallthru_and_redirect): Declare.
4521         * cfgrtl.c (force_nonfallthru_and_redirect): No longer static.
4522         * config/alpha/alpha.c (alpha_tablejump_addr_vec,
4523         alpha_tablejump_best_label): Remove functions.
4524         * config/alpha/alpha-protos.c (alpha_tablejump_addr_vec,
4525         alpha_tablejump_best_label): Remove declarations.
4526         * config/sh/sh.c (barrier_align, split_branches): Adjust for
4527         ret_rtx in JUMP_LABELs.
4528         * config/arm/arm.c (is_jump_table): Likewise.
4529
4530 2011-07-28  Uros Bizjak  <ubizjak@gmail.com>
4531
4532         * config/i386/predicates.md (pic_32bit_opreand): Do not define as
4533         special predicate.  Remove explicit mode checks.
4534
4535 2011-07-28  Jakub Jelinek  <jakub@redhat.com>
4536
4537         * dwarf2out.c (resolve_addr): For -gdwarf-2 don't optimize
4538         DW_AT_data_member_location containing just DW_OP_plus_uconst.
4539
4540         PR debug/49871
4541         * dwarf2out.c (size_of_die, value_format, output_die): Use
4542         DW_FORM_udata instead of DW_FORM_data[48] for
4543         dw_val_class_unsigned_const DW_AT_data_member_location for DWARF 3.
4544
4545 2011-07-28  H.J. Lu  <hongjiu.lu@intel.com>
4546
4547         * config/i386/i386.md (*tls_global_dynamic_64): Update
4548         length attribute.
4549
4550 2011-07-28  Uros Bizjak  <ubizjak@gmail.com>
4551
4552         PR target/47715
4553         * config/i386/i386.md (*tls_global_dynamic_64): Remove mode from
4554         tls_symbolic_operand check.  Update code sequence for TARGET_X32.
4555         (tls_global_dynamic_64): Remove mode from tls_symbolic_operand check.
4556         (tls_dynamic_gnu2_64): Ditto.
4557         (*tls_dynamic_gnu2_lea_64): Ditto.
4558         (*tls_dynamic_gnu2_call_64): Ditto.
4559         (*tls_dynamic_gnu2_combine_64): Ditto.
4560
4561 2011-07-28  H.J. Lu  <hongjiu.lu@intel.com>
4562
4563         * config.gcc: Set need_64bit_hwint to yes for x86 targets.
4564
4565 2011-07-28  H.J. Lu  <hongjiu.lu@intel.com>
4566
4567         PR target/47364
4568         * config/i386/i386.md (strlen<mode>): Replace SWI48x with P.
4569
4570 2011-07-28  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
4571
4572         * config/arm/vfp.md ("*movdf_vfp"): Handle the VFP constraints
4573         before the core constraints. Adjust attributes.
4574         ("*thumb2_movdf_vfp"): Likewise.
4575
4576 2011-07-28  Kai Tietz  <ktietz@redhat.com>
4577
4578         * tree-vrp.c (simplify_stmt_using_ranges): Remove TRUTH_NOT_EXPR case.
4579         (simplify_truth_ops_using_ranges): Likewise.
4580         (build_assert_expr_for): Likewise.
4581         (build_assert_expr_for_1): Remove TRUTH_NOT_EXPR case
4582         and handle BIT_NOT_EXPR for truth-operation.
4583
4584 2011-07-28  Georg-Johann Lay  <avr@gjlay.de>
4585
4586         PR target/49313
4587         Undo r176835 from trunk
4588         2011-07-27  Georg-Johann Lay
4589
4590 2011-07-28  Georg-Johann Lay  <avr@gjlay.de>
4591
4592         PR target/49687
4593         * config/avr/t-avr (LIB1ASMFUNCS): Remove _xmulhisi3_exit.
4594         Add _muluhisi3, _mulshisi3, _usmulhisi3.
4595         * config/avr/libgcc.S (__mulsi3): Rewrite.
4596         (__mulhisi3): Rewrite.
4597         (__umulhisi3): Rewrite.
4598         (__usmulhisi3): New.
4599         (__muluhisi3): New.
4600         (__mulshisi3): New.
4601         (__mulohisi3): New.
4602         (__mulqi3, __mulqihi3, __umulqihi3, __mulhi3): Use DEFUN/ENDF to
4603         declare.
4604         * config/avr/predicates.md (pseudo_register_operand): Rewrite.
4605         (pseudo_register_or_const_int_operand): New.
4606         (combine_pseudo_register_operand): New.
4607         (u16_operand): New.
4608         (s16_operand): New.
4609         (o16_operand): New.
4610         * config/avr/avr.c (avr_rtx_costs): Handle costs for mult:SI.
4611         * config/avr/avr.md (QIHI, QIHI2): New mode iterators.
4612         (any_extend, any_extend2): New code iterators.
4613         (extend_prefix): New code attribute.
4614         (mulsi3): Rewrite. Turn insn to expander.
4615         (mulhisi3): Ditto.
4616         (umulhisi3): Ditto.
4617         (usmulhisi3): New expander.
4618         (*mulsi3): New insn-and-split.
4619         (mulu<mode>si3): New insn-and-split.
4620         (muls<mode>si3): New insn-and-split.
4621         (mulohisi3): New insn-and-split.
4622         (*uumulqihisi3, *uumulhiqisi3, *uumulhihisi3, *uumulqiqisi3,
4623         *usmulqihisi3, *usmulhiqisi3, *usmulhihisi3, *usmulqiqisi3,
4624         *sumulqihisi3, *sumulhiqisi3, *sumulhihisi3, *sumulqiqisi3,
4625         *ssmulqihisi3, *ssmulhiqisi3, *ssmulhihisi3, *ssmulqiqisi3): New
4626         insn-and-split.
4627         (*mulsi3_call): Rewrite.
4628         (*mulhisi3_call): Rewrite.
4629         (*umulhisi3_call): Rewrite.
4630         (*usmulhisi3_call): New insn.
4631         (*muluhisi3_call): New insn.
4632         (*mulshisi3_call): New insn.
4633         (*mulohisi3_call): New insn.
4634         (extendqihi2): Use combine_pseudo_register_operand as predicate
4635         for operand 1.
4636         (extendqisi2): Ditto.
4637         (zero_extendqihi2): Ditto.
4638         (zero_extendqisi2): Ditto.
4639         (zero_extendhisi2): Ditto.
4640         (extendhisi2): Ditto. Don't early-clobber operand 0.
4641
4642 2011-07-28  Uros Bizjak  <ubizjak@gmail.com>
4643
4644         * config/i386/i386.c (add->lea splitter): Add SWI mode to PLUS RTX.
4645
4646 2011-07-27  Sebastian Pop  <sebastian.pop@amd.com>
4647
4648         PR tree-optimization/49471
4649         * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Build an unsigned
4650         iv only when the largest type is unsigned.  Do not call
4651         lang_hooks.types.type_for_size.
4652
4653 2011-07-27  Sebastian Pop  <sebastian.pop@amd.com>
4654
4655         PR middle-end/45450
4656         * graphite-poly.c (apply_poly_transforms): Disable legality check
4657         after an openscop read.
4658
4659 2011-07-27  Sebastian Pop  <sebastian.pop@amd.com>
4660
4661         PR middle-end/47691
4662         * graphite-clast-to-gimple.c (translate_clast_user): Update use of
4663         copy_bb_and_scalar_dependences.
4664         * sese.c (rename_uses): Do not call gcc_assert.  Set gloog_error.
4665         (graphite_copy_stmts_from_block): Update call to rename_uses.
4666         (copy_bb_and_scalar_dependences): Update call to
4667         graphite_copy_stmts_from_block.
4668         * sese.h (copy_bb_and_scalar_dependences): Update declaration.
4669
4670 2011-07-27  Georg-Johann Lay  <avr@gjlay.de>
4671
4672         PR target/49313
4673         * config/avr/libgcc.S (__ffshi2): Don't skip 2-word instruction.
4674         (__ctzsi2): Result for 0 may be undefined.
4675         (__ctzhi2): Result for 0 may be undefined.
4676         (__popcounthi2): Don't clobber r30. Use __popcounthi2_tail.
4677         (__popcountsi2): Ditto. And don't clobber r26.
4678         (__popcountdi2): Ditto. And don't clobber r27.
4679         * config/avr/avr.md (UNSPEC_COPYSIGN): New c_enum.
4680         (parityhi2): New expand.
4681         (paritysi2): New expand.
4682         (popcounthi2): New expand.
4683         (popcountsi2): New expand.
4684         (clzhi2): New expand.
4685         (clzsi2): New expand.
4686         (ctzhi2): New expand.
4687         (ctzsi2): New expand.
4688         (ffshi2): New expand.
4689         (ffssi2): New expand.
4690         (copysignsf3): New insn.
4691         (bswapsi2): New expand.
4692         (*parityhi2.libgcc): New insn.
4693         (*parityqihi2.libgcc): New insn.
4694         (*paritysihi2.libgcc): New insn.
4695         (*popcounthi2.libgcc): New insn.
4696         (*popcountsi2.libgcc): New insn.
4697         (*popcountqi2.libgcc): New insn.
4698         (*popcountqihi2.libgcc): New insn-and-split.
4699         (*clzhi2.libgcc): New insn.
4700         (*clzsihi2.libgcc): New insn.
4701         (*ctzhi2.libgcc): New insn.
4702         (*ctzsihi2.libgcc): New insn.
4703         (*ffshi2.libgcc): New insn.
4704         (*ffssihi2.libgcc): New insn.
4705         (*bswapsi2.libgcc): New insn.
4706
4707 2011-07-27  Uros Bizjak  <ubizjak@gmail.com>
4708
4709         * config/i386/i386.c (ix86_expand_move): Do not explicitly check
4710         the mode of symbolic_opreand RTXes.
4711
4712 2011-07-27  Uros Bizjak  <ubizjak@gmail.com>
4713
4714         * config/i386/predicates.md (x86_64_movabs_operand): Return false
4715         for pic_32bit_operand RTXes.
4716         * config/i386/i386.c (ix86_expand_move): Check x86_64_movabs_operand
4717         in DImode.
4718
4719 2011-07-27  Kai Tietz  <ktietz@redhat.com>
4720
4721         * config/i386/i386.c (ix86_option_override_internal): Allow -mabi
4722         for 32-bit, too.
4723         (ix86_handle_abi_attribute): Allow function attributes
4724         ms_abi/sysv_abi in 32-bit mode, too.
4725         * doc/extend.texi: Adjust attribute documentation.
4726
4727         * gimple-fold.c (or_comparisons_1): Remove TRUTH_AND/OR
4728         expression handling.
4729         (and_var_with_comparison_1): Likewise.
4730
4731 2011-07-27  Aldy Hernandez  <aldyh@redhat.com>
4732
4733         * params.h (ALLOW_STORE_DATA_RACES): New.
4734         * params.def (PARAM_ALLOW_STORE_DATA_RACES): New.
4735         * Makefile.in (expr.o): Depend on PARAMS_H.
4736         * machmode.h (get_best_mode): Add argument.
4737         * fold-const.c (optimize_bit_field_compare): Add argument to
4738         get_best_mode.
4739         (fold_truthop): Same.
4740         * ifcvt.c (noce_emit_move_insn): Add argument to store_bit_field.
4741         * expr.c (emit_group_store): Same.
4742         (copy_blkmode_from_reg): Same.
4743         (write_complex_part): Same.
4744         (optimize_bitfield_assignment_op): Add argument.
4745         Add argument to get_best_mode.
4746         (get_bit_range): New.
4747         (expand_assignment): Calculate maxbits and pass it down accordingly.
4748         (store_field): New argument.
4749         (expand_expr_real_2): New argument to store_field.  Include params.h.
4750         * expr.h (store_bit_field): New argument.
4751         * stor-layout.c (get_best_mode): Restrict mode expansion by taking
4752         into account maxbits.
4753         * calls.c (store_unaligned_arguments_into_pseudos): New argument
4754         to store_bit_field.
4755         * expmed.c (store_bit_field_1): New argument.  Use it.
4756         (store_bit_field): Same.
4757         (store_fixed_bit_field): Same.
4758         (store_split_bit_field): Same.
4759         (extract_bit_field_1): Pass new argument to get_best_mode.
4760         (extract_bit_field): Same.
4761         * stmt.c (store_bit_field): Pass new argument to store_bit_field.
4762         * doc/invoke.texi: Document parameter allow-store-data-races.
4763
4764 2011-07-27  Jakub Jelinek  <jakub@redhat.com>
4765
4766         * dwarf2out.c (gen_producer_string): Ignore also -fverbose-asm option.
4767
4768 2011-07-27  Kai Tietz  <ktietz@redhat.com>
4769
4770         * tree-vrp.c (extract_range_from_binary_expr): Remove
4771         TRUTH-binary cases and add new bitwise-cases.
4772         (extract_range_from_assignment): Likewise.
4773         (register_edge_assert_for_1): Likeiwise.
4774         (register_edge_assert_for): Likewise.
4775         (simplify_truth_ops_using_ranges): Likewise.
4776         (simplify_stmt_using_ranges): Likewise.
4777
4778 2011-07-26  H.J. Lu  <hongjiu.lu@intel.com>
4779
4780         PR target/47372
4781         * config/i386/i386.c (ix86_delegitimize_address): Call
4782         simplify_gen_subreg for PIC with mode of x only if modes of
4783         x and orig_x are different.
4784
4785 2011-07-26  Jakub Jelinek  <jakub@redhat.com>
4786
4787         * dwarf2out.c (output_macinfo_op): Ensure fd->filename points
4788         to GC allocated copy of the string.
4789         (dwarf2out_finish): Emit .debug_macinfo or .debug_macro sections
4790         before .debug_line, not after it.
4791
4792 2011-07-26  Sebastian Pop  <sebastian.pop@amd.com>
4793
4794         PR middle-end/47046
4795         * tree-chrec.h (evolution_function_is_affine_p): Recursively call
4796         evolution_function_is_affine_p on CHREC_RIGHT.
4797
4798 2011-07-26  Sebastian Pop  <sebastian.pop@amd.com>
4799
4800         * tree-data-ref.c (max_stmt_executions_tree): Do not call
4801         lang_hooks.types.type_for_size.
4802
4803 2011-07-26  Sebastian Pop  <sebastian.pop@amd.com>
4804
4805         PR middle-end/47653
4806         * graphite-scop-detection.c (graphite_can_represent_loop): Discard
4807         loops using wrapping semantics.
4808
4809 2011-07-26  Sebastian Pop  <sebastian.pop@amd.com>
4810
4811         PR middle-end/48805
4812         * tree-scalar-evolution.c (instantiate_scev_r): Return
4813         chrec_dont_know for ADDR_EXPR.
4814
4815 2011-07-26  Uros Bizjak  <ubizjak@gmail.com>
4816             H.J. Lu  <hongjiu.lu@intel.com>
4817
4818         PR target/47369
4819         PR target/49853
4820         * config/i386/i386.c (ix86_expand_move): Call convert_to_mode
4821         if legitimize_tls_address returned operand in wrong mode. Allow
4822         SImode and DImode symbolic operand for PIC.  Call convert_to_mode
4823         if legitimize_pic_address returned operand in wrong mode.
4824
4825 2011-07-26  Martin Jambor  <mjambor@suse.cz>
4826
4827         * tree-sra.c (tree_non_mode_aligned_mem_p): Strip conversions and
4828         return false for invariants.
4829
4830 2011-07-26  Uros Bizjak  <ubizjak@gmail.com>
4831
4832         * config/i386/i386.md (add->lea splitter): Implement using SWI
4833         mode iterator.  Change operand 2 predicate to <nonmemory_operand>.
4834         (add->lea zext splitter): Change operand 2 predicate to
4835         x86_64_nonmemory_operand.
4836
4837 2011-07-26  Richard Guenther  <rguenther@suse.de>
4838
4839         * predict.c (maybe_hot_frequency_p): Make sure a zero entry-block
4840         frequency makes everything hot.
4841
4842 2011-07-26  Richard Guenther  <rguenther@suse.de>
4843
4844         PR tree-optimization/49840
4845         * tree-vrp.c (range_fits_type_p): Properly handle full
4846         double-int precision.
4847
4848 2011-07-26  Martin Jambor  <mjambor@suse.cz>
4849
4850         PR bootstrap/49786
4851         * ipa-cp.c (update_profiling_info): Avoid overflow when updating
4852         counts.
4853         (update_specialized_profile): Likewise.
4854
4855 2011-07-26  Uros Bizjak  <ubizjak@gmail.com>
4856             H.J. Lu  <hongjiu.lu@intel.com>
4857
4858         PR target/47381
4859         PR target/49832
4860         PR target/49833
4861         * config/i386/i386.md (i): Change SImode attribute to "e".
4862         (g): Change SImode attribute to "rme".
4863         (di): Change SImode attribute to "nF".
4864         (general_operand): Change SImode attribute to x86_64_general_operand.
4865         (general_szext_operand): Change SImode attribute to
4866         x86_64_szext_general_operand.
4867         (immediate_operand): Change SImode attribute to
4868         x86_64_immediate_operand.
4869         (nonmemory_operand): Change SImode attribute to
4870         x86_64_nonmemory_operand.
4871         (*movdi_internal_rex64): Remove mode from pic_32bit_operand check.
4872         (*movsi_internal): Ditto.  Use "e" constraint in alternative 2.
4873         (*lea_1): Use SWI48 mode iterator.
4874         (*lea_1_zext): New insn pattern.
4875         (testsi_ccno_1): Use x86_64_nonmemory_operand predicate for operand 2.
4876         (*bt<mode>): Ditto.
4877         (*add<mode>1): Use x86_64_general_operand predicate for operand 2.
4878         Update operand constraints.
4879         (addsi_1_zext): Ditto.
4880         (*add<mode>2): Ditto.
4881         (*addsi_3_zext): Ditto.
4882         (*subsi_1_zext): Ditto.
4883         (*subsi_2_zext): Ditto.
4884         (*subsi_3_zext): Ditto.
4885         (*addsi3_carry_zext): Ditto.
4886         (*<plusminus_insn>si3_zext_cc_overflow): Ditto.
4887         (*mulsi3_1_zext): Ditto.
4888         (*andsi_1): Ditto.
4889         (*andsi_1_zext): Ditto.
4890         (*andsi_2_zext): Ditto.
4891         (*<any_or:code>si_1_zext): Ditto.
4892         (*<any_or:code>si_2_zext): Ditto.
4893         (*test<mode>_1): Use <general_operand> predicate for operand 1.
4894         (*and<mode>_2): Ditto.
4895         (mov<mode>cc): Use  <general_operand> predicate for operands 1 and 2.
4896         (add->lea splitter): Check operand modes in insn constraint.  Extend
4897         operands less than SImode wide to SImode.
4898         (add->lea zext splitter): Do not extend input operands to DImode.
4899         (*lea_general_1): Handle only QImode and HImode operands.
4900         (*lea_general_2): Ditto.
4901         (*lea_general_3): Ditto.
4902         (*lea_general_1_zext): Remove.
4903         (*lea_general_2_zext): Ditto.
4904         (*lea_general_3_zext): Ditto.
4905         (*lea_general_4): Check operand modes in insn constraint.  Extend
4906         operands less than SImode wide to SImode.
4907         (ashift->lea splitter): Ditto.
4908         * config/i386/i386.c (ix86_print_operand_address): Print address
4909         registers with 'q' modifier on 64bit targets.
4910         * config/i386/predicates.md (pic_32bit_opreand): Define as special
4911         predicate.  Reject non-SI and non-DI modes.
4912
4913 2011-07-25  Andrew Pinski  <apinski@cavium.com>
4914
4915         PR tree-opt/49671
4916         * tree-inline.c (remap_gimple_op_r): Copy TREE_THIS_VOLATILE and
4917         TREE_THIS_NOTRAP into the inner most MEM_REF.
4918         Always copy TREE_THIS_VOLATILE.
4919         * tree-sra.c (ptr_parm_has_direct_uses): Check that the lhs, rhs and
4920         arguments are not volatile references.
4921
4922 2011-07-25  Richard Henderson  <rth@redhat.com>
4923
4924         * insn-notes.def (NOTE_INSN_CFA_RESTORE_STATE): Remove.
4925         * final.c (final_scan_insn): Don't test for it.
4926         (rest_of_clean_state): Likewise.
4927
4928 2011-07-25  Richard Henderson  <rth@redhat.com>
4929
4930         PR debug/49841
4931         * config/rs6000/rs6000.c (rs6000_frame_related): Return the insn.
4932         (emit_frame_save): Likewise.
4933         (rs6000_emit_prologue): Move the FRAME_RELATED_EXPR from the save
4934         insn onto a dummy blockage insn after the join label.
4935
4936 2011-07-25  Richard Henderson  <rth@redhat.com>
4937
4938         * dwarf2cfi.c (dw_trace_info): Add ID member.
4939         (get_trace_index): Remove.  Change users to use ID member.
4940         (before_next_cfi_note): New.
4941         (connect_traces): Remove unreachable traces before the main loop.
4942         Look across one trace and generate remember/restore_state if needed.
4943
4944 2011-07-25  Richard Henderson  <rth@redhat.com>
4945
4946         * dwarf2cfi.c (dump_cfi_row, debug_cfi_row): New.
4947
4948 2011-07-25  Joern Rennecke  <joern.rennecke@embecosm.com>
4949
4950         * genattr.c (write_upcase, gen_attr <enum definition writing>):
4951         Move to ...
4952         * genattr-common.c ... here.
4953         (main): Call gen_attr.
4954         * optc-gen.awk: Make generated program include insn-attr-common.h .
4955         * Makefile.in (oprions.o): Depend on insn-attr-common.h
4956
4957 2011-07-25  Anatoly Sokolov  <aesok@post.ru>
4958
4959         * config/m32c/m32c.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
4960         PRINT_OPERAND_PUNCT_VALID_P): Remove macro.
4961         * config/m32c/m32c-protos.h (m32c_print_operand_punct_valid_p,
4962         m32c_print_operand, m32c_print_operand_address): Remove.
4963         * config/m32c/m32c.c (m32c_print_operand_punct_valid_p): Make static.
4964         Change return type to bool. Change argument type to bool.
4965         (m32c_print_operand, m32c_print_operand_address): Make static.
4966         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS,
4967         TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
4968
4969 2011-07-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4970
4971         * doc/sourcebuild.texi (Effective-Target Keywords, Environment
4972         attributes): Document mmap.
4973
4974 2011-07-25  Anatoly Sokolov  <aesok@post.ru>
4975
4976         * config/mmix/mmix.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
4977         PRINT_OPERAND_PUNCT_VALID_P): Remove macro.
4978         * config/mmix/mmix-protos.h (mmix_print_operand_punct_valid_p,
4979         mmix_print_operand, mmix_print_operand_address): Remove.
4980         * config/mmix/mmix.c (mmix_print_operand_punct_valid_p): Make static.
4981         Change return type to bool. Change argument type to bool.
4982         (mmix_print_operand, mmix_print_operand_address): Make static.
4983         (mmix_intval, mmix_output_condition): Change 'x' argument type
4984         to const_rtx.
4985         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS,
4986         TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
4987
4988 2011-07-25  Georg-Johann Lay  <avr@gjlay.de>
4989
4990         PR target/39386
4991         * config/avr/avr.c (out_shift_with_cnt): Use tmp_reg as
4992         shift counter for x << x and x >> x shifts.
4993
4994 2011-07-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4995
4996         PR target/47124
4997         * config.gcc: Reject *-*-solaris2 configuration.
4998
4999 2011-07-25  Richard Sandiford  <richard.sandiford@linaro.org>
5000
5001         PR tree-optimization/49809
5002         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Use
5003         gimple_get_lhs instead of gimple_assign_lhs.
5004
5005 2011-07-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5006
5007         * system.h [__cplusplus]: Wrap C function declarations in extern "C".
5008
5009 2011-07-25  Richard Guenther  <rguenther@suse.de>
5010
5011         PR tree-optimization/49822
5012         * tree-ssa-forwprop.c (remove_prop_source_from_use): Robustify
5013         more.  Make sure to preserve stmts with side-effects.  Properly
5014         handle virtual defs, follow a longer def chain.
5015
5016 2011-07-22  Romain Geissler  <romain.geissler@gmail.com>
5017
5018         PR plugins/45348
5019         PR plugins/48425
5020         PR plugins/46577
5021         * Makefile.in: Do not flatten c-family directory when installing
5022         plugin headers.
5023
5024 2011-07-25  Eric Botcazou  <ebotcazou@adacore.com>
5025
5026         * ipa-inline.c (can_inline_edge_p): Look into DECL_STRUCT_FUNCTION of
5027         original nodes if we are dealing with virtual clones.
5028
5029 2011-07-25  Bernd Schmidt  <bernds@codesourcery.com>
5030
5031         * common/config/c6x/c6x-common.c: New file.
5032
5033 2011-07-25  Roman Zhuykov  <zhroma@ispras.ru>
5034
5035         * tree-flow.h (tree_ssa_loop_version): Remove unused declaration.
5036
5037 2011-07-25  Richard Guenther  <rguenther@suse.de>
5038
5039         PR tree-optimization/49715
5040         * tree-vrp.c: Include expr.h and optabs.h.
5041         (range_fits_type_): New function.
5042         (simplify_float_conversion_using_ranges): Likewise.
5043         (simplify_stmt_using_ranges): Call it.
5044         * Makefile.in (tree-vrp.o): Add $(EXPR_H) and $(OPTABS_H) dependencies.
5045         * optabs.c (can_float_p): Export.
5046         * optabs.h (can_float_p): Declare.
5047
5048 2011-07-25  Richard Guenther  <rguenther@suse.de>
5049
5050         * tree-vrp.c (num_vr_values, values_propagated): New global vars.
5051         (get_value_range): For out-of-range SSA names or names created
5052         after propagation return a read-only varying range.
5053         (dump_all_value_ranges): Adjust.
5054         (vrp_initialize): Likewise.
5055         (vrp_finalize): Likewise.
5056
5057 2011-07-24  Richard Henderson  <rth@redhat.com>
5058
5059         PR debug/49831
5060         * dwarf2cfi.c (connect_traces): Allow unvisited traces.  Skip
5061         them entirely.
5062
5063 2011-07-24  Richard Henderson  <rth@redhat.com>
5064
5065         PR debug/49825
5066         * dwarf2cfi.c (dwarf2out_stack_adjust): Move A_O_A test earlier.
5067         (dwarf2out_notice_stack_adjust): Use args_size from call_insn.
5068
5069 2011-07-24  Richard Henderson  <rth@redhat.com>
5070
5071         PR debug/49827
5072         * dwarf2cfi.c (create_trace_edges): Handle sequences properly.
5073
5074 2011-07-24  Richard Henderson  <rth@redhat.com>
5075
5076         * dwarf2cfi.c (maybe_record_trace_start): Add abnormal parameter.
5077         Zero args_size for abnormal edges.  Adjust all callers.
5078
5079 2011-07-24  Richard Henderson  <rth@redhat.com>
5080
5081         PR debug/49825
5082         * dwarf2cfi.c (cfi_row_equal_p): Don't compare args_size.
5083
5084 2011-07-24  H.J. Lu  <hongjiu.lu@intel.com>
5085
5086         PR bootstrap/49835
5087         * collect2.c (demangle_flag): Removed.
5088
5089 2011-07-24  Sandra Loosemore  <sandra@codesourcery.com>
5090
5091         * configure.ac (demangler_in_ld): Default to yes.
5092         * configure: Regenerated.
5093         * collect2.c (main): When HAVE_LD_DEMANGLE is defined, don't
5094         mess with COLLECT_NO_DEMANGLE, and just pass --demangle and
5095         --no-demangle options straight through to ld.  When
5096         HAVE_LD_DEMANGLE is not defined, set COLLECT_NO_DEMANGLE in a
5097         way that has the intended effect on Windows.
5098
5099 2011-07-23  Richard Henderson  <rth@redhat.com>
5100
5101         * dwarf2cfi.c: Include basic-block.h.
5102         (dw_label_info): Remove.
5103         (trace_work_list, trace_index): New.
5104         (remember_row, emit_cfa_remember): Remove.
5105         (dw_trace_info_hash, dw_trace_info_eq): New.
5106         (get_trace_index, get_trace_info): New.
5107         (save_point_p): New.
5108         (free_cfi_row): Remove.
5109         (add_cfi): Do not emit DW_CFA_remember_state.
5110         (cfa_row_equal_p): New.
5111         (barrier_args_size): Remove.
5112         (compute_barrier_args_size_1, compute_barrier_args_size): Remove.
5113         (dwarf2out_notice_stack_adjust): Don't compute_barrier_args_size.
5114         (maybe_record_trace_start, create_trace_edges, scan_trace): New.
5115         (dwarf2out_cfi_begin_epilogue): Remove.
5116         (dwarf2out_frame_debug_restore_state): Remove.
5117         (connect_traces, create_pseudo_cfg): New.
5118         (create_cfi_notes, execute_dwarf2_frame): Rewrite using traces.
5119         * Makefile.in (dwarf2cfi.o): Update.
5120
5121 2011-07-23  Richard Henderson  <rth@redhat.com>
5122
5123         * dwarf2cfi.c (dw_trace_info): New.
5124         (dw_label_info): New.
5125         (cie_return_save): New.
5126         (cur_trace): New.
5127         (queued_args_size): Rename from args_size.  Update all users.
5128         (cfa_store, cfa_temp, regs_saved_in_regs): Remove.
5129         (def_cfa_1): Use cur_trace instead of cfa_*.
5130         (dwarf2out_stack_adjust, record_reg_saved_in_reg): Likewise.
5131         (clobbers_queued_reg_save, reg_saved_in): Likewise.
5132         (dwarf2out_frame_debug_expr): Likewise.
5133         (create_cie_data): Split out from ...
5134         (execute_dwarf2_frame): ... here.  Initialize cur_trace.
5135
5136 2011-07-23  Richard Henderson  <rth@redhat.com>
5137
5138         * dwarf2cfi.c (regs_saved_in_regs): Allocate from heap, not gc.
5139         Update all users to match.
5140         (execute_dwarf2_frame): Free reg_saved_in_data.
5141
5142 2011-07-23  Richard Henderson  <rth@redhat.com>
5143
5144         * dwarf2cfi.c (queued_reg_save): Reorder for packing.  Don't GTY.
5145         (queued_reg_saves): Don't GTY.  Change to a VEC.
5146         (queue_reg_save): Update to match.
5147         (dwarf2out_flush_queued_reg_saves): Likewise.
5148         (clobbers_queued_reg_save): Likewise.
5149         (reg_saved_in): Likewise.
5150         (execute_dwarf2_frame): Free queued_reg_saves.
5151
5152 2011-07-23  Richard Henderson  <rth@redhat.com>
5153
5154         * dwarf2cfi.c (dw_cfi_row_ref): Remove.  Update all users.
5155
5156 2011-07-23  Richard Henderson  <rth@redhat.com>
5157
5158         * dwarf2cfi.c (add_cfi_args_size): Split out from...
5159         (dwarf2out_args_size): ... here.
5160         (add_cfi_restore): Split out from ...
5161         (dwarf2out_frame_debug_cfa_restore): ... here.
5162         (def_cfa_0): Split out from ...
5163         (def_cfa_1): ... here.
5164         (cfi_oprnd_equal_p, cfi_equal_p): New.
5165         (change_cfi_row): New.
5166         (add_cfis_to_fde): Set fde->dw_fde_switch_cfi_index.
5167         (create_cfi_notes): Use change_cfi_row at SWITCH_TEXT note.
5168         (output_cfis): Remove.
5169         * dwarf2out.c (output_fde): Simplify output_cfi loop.
5170         (dwarf2out_switch_text_section): Don't call output_cfis.
5171         (dw_val_equal_p, loc_descr_equal_p_1, loc_descr_equal_p): New.
5172         * dwarf2out.h: Update decls.
5173         (enum dw_val_class): Add dw_val_class_none.
5174
5175 2011-07-23  Richard Henderson  <rth@redhat.com>
5176
5177         * dwarf2cfi.c (update_row_reg_save): New.
5178         (dwarf2out_frame_debug_cfa_expression): Use it.
5179         (dwarf2out_frame_debug_cfa_restore): Likewise.
5180         (reg_save): Likewise.  Do not emit DW_CFA_same_value.
5181
5182 2011-07-23  Richard Henderson  <rth@redhat.com>
5183
5184         * dwarf2cfi.c (add_cfi_insn): Rename from cfi_insn.  Update all users.
5185
5186 2011-07-23  Richard Henderson  <rth@redhat.com>
5187
5188         * dwarf2cfi.c (dw_cfi_row, dw_cfi_row_ref): New.
5189         (cie_cfi_row): New.
5190         (new_cfi_row, copy_cfi_row, free_cfi_row): New.
5191         (cfa, old_cfa, cfa_remember, old_cfa_remember, old_args_size): Remove.
5192         (cur_row, remember_row): New.
5193         (def_cfa_1): Use cur_row instead of the old_* variables.
5194         (dwarf2out_frame_debug_restore_state): Similarly.
5195         (dwarf2out_args_size, dwarf2out_notice_stack_adjust): Likewise.
5196         (dwarf2out_frame_debug_def_cfa): Use a local variable instead of cfa.
5197         (dwarf2out_frame_debug_adjust_cfa): Likewise.
5198         (dwarf2out_frame_debug_cfa_offset): Likewise.
5199         (dwarf2out_frame_debug_expr): Likewise.
5200         (execute_dwarf2_frame): Set up cur_row.
5201         * dwarf2out.h (struct cfa_loc): Mark for GTY.
5202
5203 2011-07-23  Richard Henderson  <rth@redhat.com>
5204
5205         * basic-block.h (EDGE_PRESERVE): New.
5206         (EDGE_ALL_FLAGS, EDGE_COMPLEX): Include it.
5207         * bb-reorder.c: Include except.h.
5208         (fix_up_crossing_landing_pad): New.
5209         (find_rarely_executed_basic_blocks_and_crossing_edges): Place
5210         landing pads in the right partition.  Duplicate as necessary.
5211         (partition_hot_cold_basic_blocks): Fix up DF info after
5212         duplicating landing pads.
5213         * cfg.c (dump_edge_info): Add crossing and preserve to bitnames.
5214         * cfgrtl.c (rtl_verify_flow_info_1): Validate that EDGE_CROSSING
5215         is set properly.  Validate that EH edges are not CROSSING.
5216         * except.c (expand_dw2_landing_pad_for_region): Split out from ...
5217         (dw2_build_landing_pads): ... here.
5218         (convert_to_eh_region_ranges): Remove code to fixup crossing
5219         landing pads.
5220         * except.h (expand_dw2_landing_pad_for_region): Declare.
5221         * tree-cfg.c (gimple_can_merge_blocks_p): Don't merge PRESERVE edges.
5222
5223 2011-07-23  Richard Earnshaw  <rearnsha@arm.com>
5224
5225         PR target/49816
5226         * arm.c (aapcs_vfp_allocate_return_reg): Return NULL on failure.
5227
5228 2011-07-22  Jason Merrill  <jason@redhat.com>
5229
5230         * doc/invoke.texi (C++ Dialect Options): Document -Wno-narrowing.
5231
5232 2011-07-22  Richard Henderson  <rth@redhat.com>
5233
5234         * bb-reorder.c (gate_handle_partition_blocks): Honor optimize.
5235
5236 2011-07-22  Richard Henderson  <rth@redhat.com>
5237
5238         * jump.c (maybe_propagate_label_ref): Split out of...
5239         (mark_all_labels): ... here.  Do not attempt label_ref
5240         propagation while in cfglayout mode.
5241
5242 2011-07-22  Jakub Jelinek  <jakub@redhat.com>
5243
5244         * dwarf2out.c (struct macinfo_struct): Change code to unsigned char.
5245         (DEBUG_MACRO_SECTION, DEBUG_MACRO_SECTION_LABEL): Define.
5246         (dwarf_attr_name): Handle DW_AT_GNU_macros.
5247         (dwarf2out_define): If the vector is empty and
5248         lineno is 0, emit a dummy entry first.
5249         (dwarf2out_undef): Likewise.  Remove redundant semicolon.
5250         (htab_macinfo_hash, htab_macinfo_eq, output_macinfo_op,
5251         optimize_macinfo_range): New functions.
5252         (output_macinfo): Use them.  If !dwarf_strict and .debug_str is
5253         mergeable, optimize longer strings using
5254         DW_MACRO_GNU_{define,undef}_indirect and if HAVE_COMDAT_GROUP,
5255         optimize longer sequences of define/undef ops from headers
5256         using DW_MACRO_GNU_transparent_include.  For !dwarf_strict
5257         emit a section headers.
5258         (dwarf2out_init): For !dwarf_strict set debug_macinfo_section
5259         and macinfo_section_label to DEBUG_MACRO_SECTION
5260         resp. DEBUG_MACRO_SECTION_LABEL.
5261         (dwarf2out_finish): For !dwarf_strict emit DW_AT_GNU_macros
5262         instead of DW_AT_macro_info.
5263
5264         PR other/32998
5265         * common.opt (grecord-gcc-switches, gno-record-gcc-switches): New
5266         options.
5267         * dwarf2out.c: Include opts.h.
5268         (dchar_p): New typedef.  Define heap VEC for it.
5269         (producer_string): New variable.
5270         (gen_producer_string): New function.
5271         (gen_compile_unit_die): Use it.
5272         (dwarf2out_finish): Fix up comp_unit_die () DW_AT_producer if needed.
5273         * Makefile.in (dwarf2out.o): Depend on $(OPTS_H).
5274         * doc/invoke.texi: Document -grecord-gcc-switches and
5275         -gno-record-gcc-switches, add a -grecord-gcc-switches reference
5276         to -frecord-gcc-switches description.
5277
5278 2011-07-22  Jason Merrill  <jason@redhat.com>
5279
5280         PR c++/30112
5281         * c-decl.c (c_linkage_bindings): Define.
5282
5283 2011-07-22  Eric Botcazou  <ebotcazou@adacore.com>
5284
5285         PR debug/49815
5286         * var-tracking.c (vt_finalize): Always free windowed_parm_regs.
5287
5288 2011-07-22  H.J. Lu  <hongjiu.lu@intel.com>
5289
5290         * config/i386/i386.c (ix86_option_override_internal): Disallow
5291         MS ABI in x32 mode.
5292         (ix86_init_builtins): Call ix86_init_builtins_va_builtins_abi
5293         only for TARGET_LP64.
5294         (ix86_handle_abi_attribute): Check TARGET_LP64 instead of TARGET_64BIT.
5295
5296 2011-07-22  Michael Meissner  <meissner@linux.vnet.ibm.com>
5297
5298         * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): Rewrite to
5299         avoid warnings when GCC is built with a C++ compiler.
5300
5301 2011-07-22  Martin Jambor  <mjambor@suse.cz>
5302
5303         PR lto/49796
5304         * cgraphunit.c (verify_edge_corresponds_to_fndecl): Return false
5305         if decl node is in another partition, call cgraph_get_node only once.
5306
5307 2011-07-22  Uros Bizjak  <ubizjak@gmail.com>
5308
5309         * config.gcc (x86_64-*-linux*): Set
5310         default_gnu_indirect_function to yes.
5311
5312 2011-07-22  Richard Guenther  <rguenther@suse.de>
5313
5314         PR tree-optimization/45819
5315         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
5316         preserve volatile and notrap flags.
5317
5318 2011-07-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5319             Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
5320
5321         PR bootstrap/49794
5322         * configure.ac: Test AM_ICONV with CXX.
5323         * configure: Regenerate.
5324         * config/sol2-c.c (solaris_format_types): Use EXPORTED_CONST.
5325
5326 2011-07-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5327
5328         PR bootstrap/49797
5329         * graphite-clast-to-gimple.c (CLOOG_LANGUAGE_C): Provide if missing.
5330         (set_cloog_options): Use it.
5331
5332 2011-07-22  Jakub Jelinek  <jakub@redhat.com>
5333
5334         PR c++/49756
5335         * gcc.c (main): Call stack_limit_increase (64MB).
5336         * toplev.c (toplev_main): Likewise.
5337
5338 2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>
5339
5340         * config/i386/i386.c (ix86_expand_call): Call copy_to_mode_reg
5341         instead of force_reg.
5342
5343 2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>
5344
5345         * config/i386/i386.c (ix86_expand_move): Convert to Pmode if
5346         needed and use force_reg after convert.
5347         (ix86_expand_call): Likewise.
5348         (ix86_expand_special_args_builtin): Likewise.
5349         (ix86_expand_builtin): Likewise.
5350
5351 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
5352
5353         PR middle-end/47654
5354         PR middle-end/49649
5355         * graphite-clast-to-gimple.c (type_for_clast_term): Pass v1 and v2
5356         in parameter.  Initialize v1 and v2 based on the values returned
5357         by clast_name_to_lb_ub.
5358         (type_for_clast_red): Pass v1 and v2 in parameter, and set their
5359         values.
5360         (type_for_clast_bin): Same.
5361         (type_for_clast_expr): Same.
5362         (type_for_clast_eq): Update calls to type_for_clast_expr.
5363         (type_for_clast_for): Same.
5364         (build_iv_mapping): Same.
5365         * graphite-ppl.h (value_min): New.
5366
5367 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
5368
5369         * graphite-clast-to-gimple.c (type_for_interval): Generate signed
5370         types whenever possible.
5371
5372 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
5373
5374         * graphite-clast-to-gimple.c (struct clast_name_index): Add lb
5375         and ub fields.
5376         (new_clast_name_index): Add lb and ub parameters.
5377         (free_clast_name_index): New.
5378         (clast_name_to_lb_ub): New.
5379         (save_clast_name_index): Add lb and ub parameters.
5380         (compute_bounds_for_param): New.
5381         (type_for_level): Removed.
5382         (type_for_clast_for): Removed level parameter.  Do not call
5383         type_for_level.
5384         (graphite_create_new_loop): Store the lb and ub for the clast_name
5385         of the iterator of the loop that has been generated.
5386         (graphite_create_new_loop_guard): Remove parameter level.
5387         (create_params_index): Store the lb and ub of each parameter.
5388         (gloog): Use free_clast_name_index.  Pass to create_params_index
5389         the current scop.
5390
5391 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
5392
5393         * graphite-clast-to-gimple.c (max_signed_precision_type): Removed.
5394         (max_precision_type): Inline max_signed_precision_type.
5395         (type_for_clast_red): Use max_precision_type.
5396         (type_for_clast_bin): Same.
5397         (type_for_clast_for): Same.
5398
5399 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
5400
5401         * graphite-clast-to-gimple.c (gcc_type_for_interval): Renamed
5402         type_for_interval.
5403         (gcc_type_for_value): Renamed type_for_value.
5404         (gcc_type_for_clast_term): Renamed type_for_clast_term.
5405         (gcc_type_for_clast_expr): Renamed type_for_clast_expr.
5406         (gcc_type_for_clast_red): Renamed type_for_clast_red.
5407         (gcc_type_for_clast_bin): Renamed type_for_clast_bin.
5408         (gcc_type_for_clast_eq): Renamed type_for_clast_eq.
5409         (graphite_translate_clast_equation): Update calls.
5410         (compute_type_for_level): Renamed type_for_level.
5411         (gcc_type_for_iv_of_clast_loop): Renamed type_for_clast_for.
5412         (build_iv_mapping): Update calls.
5413         (graphite_create_new_loop_guard): Same.
5414
5415 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
5416
5417         * graphite-clast-to-gimple.c (clast_get_body_of_loop): Add fixme
5418         comment.
5419
5420 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
5421
5422         * graphite-clast-to-gimple.c (struct ivs_params): New.
5423         (clast_name_to_gcc): Use ivs_params to pass around parameters.
5424         (clast_to_gcc_expression): Same.
5425         (clast_to_gcc_expression_red): Same.
5426         (gcc_type_for_clast_term): Same.
5427         (gcc_type_for_clast_expr): Same.
5428         (gcc_type_for_clast_red): Same.
5429         (gcc_type_for_clast_bin): Same.
5430         (gcc_type_for_clast_eq): Same.
5431         (graphite_translate_clast_equation): Same.
5432         (graphite_create_guard_cond_expr): Same.
5433         (graphite_create_new_guard): Same.
5434         (graphite_create_new_loop): Same.
5435         (build_iv_mapping): Same.
5436         (translate_clast_user): Same.
5437         (graphite_create_new_loop_guard): Same.
5438         (translate_clast): Same.
5439         (translate_clast_for_loop): Same.
5440         (translate_clast_for): Same.
5441         (translate_clast_guard): Same.
5442         (initialize_cloog_names): Fix typo.
5443         (gloog): Initialize an ivs_params struct, pass it to translate_clast.
5444
5445 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
5446
5447         * graphite-clast-to-gimple.c (struct clast_name_index): Add level.
5448         (new_clast_name_index): Add level parameter.
5449         (clast_name_to_level): New.
5450         (save_clast_name_index): Add level parameter.
5451         (newivs_to_depth_to_newiv): Removed.
5452         (clast_name_to_gcc): Inlined newivs_to_depth_to_newiv.
5453         (graphite_create_new_loop): Add level parameter.  Pass level to
5454         save_clast_name_index.
5455         (translate_clast_for_loop): Pass level to graphite_create_new_loop.
5456         (create_params_index): Pass level to save_clast_name_index.
5457
5458 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
5459
5460         * graphite-clast-to-gimple.c (graphite_create_new_loop): Do not
5461         recompute type, lb, and ub.  Get them from...
5462         (graphite_create_new_loop_guard): ...here.  Pass in parameter
5463         pointers to type, lb, and ub.
5464         (translate_clast_for_loop): Update function calls.
5465         (translate_clast_for): Same.
5466
5467 2011-07-21  Sebastian Pop  <sebastian.pop@amd.com>
5468
5469         * graphite-clast-to-gimple.c (compute_bounds_for_level): Call
5470         psct_dynamic_dim.
5471         (translate_clast_for_loop): Pass loop level to dependency_in_loop_p.
5472         (gcc_type_for_iv_of_clast_loop): Update use of level.
5473         (gloog): Start counting nesting level from 0.
5474         * graphite-clast-to-gimple.h (get_scattering_level): Removed.
5475         * graphite-dependences.c (graphite_carried_dependence_level_k): Call
5476         psct_dynamic_dim on level.
5477
5478 2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>
5479
5480         * config/i386/i386.c (ix86_legitimize_address): Convert to
5481         Pmode if needed.
5482
5483 2011-07-21  H.J. Lu  <hongjiu.lu@intel.com>
5484
5485         * config/i386/i386.c (function_value_64): Always return pointers
5486         in Pmode.
5487         (ix86_promote_function_mode): New.
5488         (TARGET_PROMOTE_FUNCTION_MODE): Likewise.
5489
5490 2011-07-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
5491
5492         PR tree-optimization/49749
5493         * tree-ssa-reassoc.c (get_rank): Fix operand scan conditions and
5494         remove no-longer-used maxrank variable.
5495
5496 2011-07-21  Georg-Johann Lay  <avr@gjlay.de>
5497
5498         * config/avr/avr.c (final_prescan_insn): Fix printing of rtx_costs.
5499
5500 2011-07-21  Jason Merrill  <jason@redhat.com>
5501
5502         * system.h (HAVE_DESIGNATED_UNION_INITIALIZERS): New.
5503         * recog.h (struct insn_data_d): Check it instead of
5504         HAVE_DESIGNATED_INITIALIZERS.
5505         * genoutput.c (output_insn_data): Likewise.
5506
5507 2011-07-21  Richard Guenther  <rguenther@suse.de>
5508
5509         PR tree-optimization/49770
5510         * tree-ssa-sccvn.c (valueize_refs_1): Return whether we
5511         valueized any operand.  Renamed from ...
5512         (valueize_refs): ... this.  New wrapper around valueize_refs_1.
5513         (valueize_shared_reference_ops_from_ref): Return whether we
5514         valueized any operand.
5515         (vn_reference_lookup): Only when we valueized any operand
5516         use the valueized reference for alias analysis.  Do not preserve
5517         the original reference tree in this case.
5518
5519 2011-07-21  Uros Bizjak  <ubizjak@gmail.com>
5520
5521         * config/i386/i386.c (ix86_decompose_address): Reject all but
5522         register operands and subregs of DImode hard registers in index.
5523
5524 2011-07-21  Kai Tietz  <ktietz@redhat.com>
5525
5526         * fold-const.c (fold_unary_loc): Preserve indirect
5527         comparison cast to none-boolean type.
5528         * tree-ssa.c (useless_type_conversion_p): Preserve cast
5529         from/to boolean-type.
5530         * gimplify.c (gimple_boolify): Handle boolification of comparisons.
5531         (gimplify_expr): Boolifiy non aggregate-typed comparisons.
5532         * tree-cfg.c (verify_gimple_comparison): Check result
5533         type of comparison expression.
5534         * tree-ssa-forwprop.c (forward_propagate_comparison): Adjust test
5535         of condition result and disallow type-cast sinking into comparison.
5536
5537 2011-07-21  Richard Guenther  <rguenther@suse.de>
5538
5539         * tree-ssa-forwprop.c (combine_conversions): Return whether
5540         we have to run cfg-cleanup.  Properly remove dead stmts.
5541         (ssa_forward_propagate_and_combine): Adjust.
5542
5543 2011-07-21  Richard Sandiford  <richard.sandiford@linaro.org>
5544
5545         * regcprop.c (maybe_mode_change): Check HARD_REGNO_MODE_OK.
5546
5547 2011-07-21  Kai Tietz  <ktietz@redhat.com>
5548
5549         * tree-ssa-propagate.c (substitute_and_fold): Use
5550         do_dce flag to deside, if BB's statements are scanned
5551         in last to first, or first to last order.
5552
5553 2011-07-21  Georg-Johann Lay  <avr@gjlay.de>
5554
5555         * config/avr/avr.c (avr_rtx_costs): Set cost of CONST, LABEL_REF to 0.
5556
5557 2011-07-20  H.J. Lu  <hongjiu.lu@intel.com>
5558             Uros Bizjak  <ubizjak@gmail.com>
5559             Richard Henderson  <rth@redhat.com>
5560
5561         * config/i386/constraints.md (w): New.
5562
5563         * config/i386/i386.c (ix86_output_addr_vec_elt): Check
5564         TARGET_LP64 instead of TARGET_64BIT for ASM_QUAD.
5565
5566         * config/i386/i386.h (CASE_VECTOR_MODE): Check TARGET_LP64
5567         instead of TARGET_64BIT.
5568
5569         * config/i386/i386.md (indirect_jump): Replace
5570         nonimmediate_operand with indirect_branch_operand.
5571         (*indirect_jump): Likewise.  Replace constraint "m" with "w".
5572         (tablejump): Replace nonimmediate_operand with indirect_branch_operand.
5573         Convert operand 0 to Pmode for x32 if not PIC.
5574         (*tablejump_1): Replace nonimmediate_operand with
5575         indirect_branch_operand.  Replace constraint "m" with "w".
5576         (*call_vzeroupper): Replace constraint "m" with "w".
5577         (*call): Likewise.
5578         (*call_rex64_ms_sysv_vzeroupper): Likewise.
5579         (*call_rex64_ms_sysv): Likewise.
5580         (*call_value_vzeroupper): Likewise.
5581         (*call_value): Likewise.
5582         (*call_value_rex64_ms_sysv_vzeroupper): Likewise.
5583         (*call_value_rex64_ms_sysv): Likewise.
5584         (set_got_offset_rex64): Check TARGET_LP64 instead of TARGET_64BIT.
5585
5586         * config/i386/predicates.md (indirect_branch_operand): New.
5587         (call_insn_operand): Support x32.
5588
5589 2011-07-20  Michael Eager  <eager@eagercon.com>
5590
5591         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): Default to 12.
5592
5593 2011-07-20  Richard Henderson  <rth@redhat.com>
5594
5595         * cfg.c (dump_bb_info): Dump basic_block->flags.
5596         * cfgrtl.c (print_rtl_with_bb): Use dump_bb_info.
5597
5598 2011-07-20  Uros Bizjak  <ubizjak@gmail.com>
5599
5600         * config/i386/i386.c (ix86_decompose_address): Allow only subregs
5601         of DImode hard registers in index.
5602         (ix86_legitimate_address_p): Allow subregs of base and index to span
5603         more than a word.  Assert that subregs of base and index satisfy
5604         register_no_elim_operand predicates.  Reject addresses where
5605         base and index have different modes.
5606
5607 2011-07-20  Robert Millan  <rmh@gnu.org>
5608
5609         * config.gcc (mips*-*-linux*): Remove redundant tm_file entry.
5610
5611 2011-07-20  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
5612
5613         * bb-reorder.c (fix_crossing_conditional_branches): Fix crash by
5614         removing now-unnecessary assignment.
5615
5616 2011-07-20  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
5617
5618         * emit-rtl.c (set_mem_attributes_minus_bitpos): Restore setting
5619         memory address space to the type's address space.
5620
5621 2011-07-20  Georg-Johann Lay  <avr@gjlay.de>
5622
5623         PR target/36467
5624         PR target/49687
5625         * config/avr/avr.md (mulhi3): Use register_or_s9_operand for operand2
5626         and expand appropriately if there is a CONST_INT in operand2.
5627         (usmulqihi3): New insn.
5628         (*sumulqihi3): New insn.
5629         (*osmulqihi3): New insn.
5630         (*oumulqihi3): New insn.
5631         (*muluqihi3.uconst): New insn_and_split.
5632         (*muluqihi3.sconst): New insn_and_split.
5633         (*mulsqihi3.sconst): New insn_and_split.
5634         (*mulsqihi3.uconst): New insn_and_split.
5635         (*mulsqihi3.oconst): New insn_and_split.
5636         (*ashifthi3.signx.const): New insn_and_split.
5637         (*ashifthi3.signx.const7): New insn_and_split.
5638         (*ashifthi3.zerox.const): New insn_and_split.
5639         (mulsqihi3): New insn.
5640         (muluqihi3): New insn.
5641         (muloqihi3): New insn.
5642         * config/avr/predicates.md (const_2_to_7_operand): New.
5643         (const_2_to_6_operand): New.
5644         (u8_operand): New.
5645         (s8_operand): New.
5646         (o8_operand): New.
5647         (s9_operand): New.
5648         (register_or_s9_operand): New.
5649
5650 2011-07-20  Kai Tietz  <ktietz@redhat.com>
5651
5652         * builtins.c (fold_builtin_expect): See through the cast
5653         from truthvalue_type_node to long.
5654
5655 2011-07-20  Michael Meissner  <meissner@linux.vnet.ibm.com>
5656
5657         * config/rs6000/vsx.md (vsx_fma*): Use 4 argument fma instructions
5658         where we can use them from the standard and altivec instruction
5659         sets, instead of always using the 3 operand VSX forms that require
5660         the destination to overlap one of the inputs.
5661         (vsx_fms*): Ditto.
5662         (vsx_fnma*): Ditto.
5663         (vsx_fnms*): Ditto.
5664
5665         * config/rs6000/rs6000.md (fmadf4_fpr): Set fp_type fp_maddsub_d
5666         for DF types.
5667         (fmsdf4_fpr): Ditto.
5668         (nfmadf4_fpr): Ditto.
5669         (nfmsdf4_fpr): Ditto.
5670
5671 2011-07-20  Sandra Loosemore  <sandra@codesourcery.com>
5672
5673         * genrecog.c (make_insn_sequence): Correct position numbering
5674         when filtering out match_scratch and match_dup.
5675
5676 2011-07-20  Richard Guenther  <rguenther@suse.de>
5677
5678         * tree-ssa-forwprop.c (remove_prop_source_from_use): Robustify
5679         against already removed statements.
5680         (forward_propagate_into_comparison): Remove dead defining stmts.
5681         (forward_propagate_into_gimple_cond): Likewise.
5682         (forward_propagate_into_cond): Simplify.
5683         (ssa_forward_propagate_and_combine): Handle changed cfg from
5684         forward_propagate_into_comparison.
5685         * tree-ssa-phiopt.c (conditional_replacement): Use proper
5686         locations for newly built statements.
5687
5688 2011-07-20  Georg-Johann Lay  <avr@gjlay.de>
5689
5690         * config/avr/avr.c (avr_rtx_costs): Set cost of SYMBOL_REF to 0.
5691
5692 2011-07-20  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5693
5694         * config/s390/s390.c (s390_class_max_nregs): Fix return type.
5695         * config/s390/s390-protos.h (s390_class_max_nregs): Likewise.
5696
5697 2011-07-20  Richard Guenther  <rguenther@suse.de>
5698
5699         PR middle-end/18908
5700         * tree.c (integer_all_onesp): Use TYPE_PRECISION, not mode precision.
5701         * tree-ssa-forwprop.c (simplify_bitwise_binary): Remove bogus
5702         ADDR_EXPR folding.  Canonicalize X ^ ~0 as ~X.
5703
5704 2011-07-20  Vladimir Makarov  <vmakarov@redhat.com>
5705
5706         * config/frv/frv.c (frv_register_move_cost): Define explicitly
5707         costs for subclasses of GR_REGS.
5708
5709 2011-07-20  Uros Bizjak  <ubizjak@gmail.com>
5710
5711         PR target/49780
5712         * config/i386/predicates.md (no_seg_addres_operand): No more special.
5713         * config/i386/i386.c (ix86_decompose_address): Allow only subregs
5714         of DImode hard registers in base.
5715         (ix86_legitimate_address_p): Allow SImode and DImode base and index
5716         registers.
5717
5718 2011-07-20  Richard Guenther  <rguenther@suse.de>
5719
5720         * tree-ssa-structalias.c (new_var_info): Allocate oldsolution lazily.
5721         (unify_nodes): Deal with that.
5722         (solve_graph): Likewise.
5723
5724 2011-07-20  Chung-Lin Tang  <cltang@codesourcery.com>
5725
5726         * config/arm/arm.c (arm_canonicalize_comparison): Add case to
5727         canonicalize left operand from ZERO_EXTEND to AND.
5728
5729 2011-07-20  Anatoly Sokolov  <aesok@post.ru>
5730
5731         * target.def (class_max_nregs): New hook.
5732         * doc/tm.texi.in (TARGET_CLASS_MAX_NREGS): Document.
5733         * doc/tm.texi: Regenerate.
5734         * targhooks.c (default_class_max_nregs): New function.
5735         * targhooks.h (default_class_max_nregs): Declare.
5736         * ira.h (target_ira): Change type x_ira_reg_class_max_nregs and
5737         x_ira_reg_class_min_nregs arrays to unsigned char.
5738         * ira.c (setup_reg_class_nregs): Use TARGET_CLASS_MAX_NREGS target
5739         hook instead of CLASS_MAX_NREGS macro.
5740         * reginfo.c (restore_register_info): Ditto.
5741         * ira-conflicts.c (process_regs_for_copy): Use
5742         ira_reg_class_max_nregs array instead of CLASS_MAX_NREGS macro.
5743         Change type rclass and aclass vars to reg_class_t.
5744         * ira-costs.c (record_reg_classes): Use ira_reg_class_max_nregs
5745         array instead of CLASS_MAX_NREGS macro. Change type rclass var to
5746         reg_class_t.
5747         * reload.c (combine_reloads, find_reloads, find_reloads_address_1):
5748         Use ira_reg_class_max_nregs array instead of CLASS_MAX_NREGS macro.
5749
5750         * config/i386/i386.h (CLASS_MAX_NREGS): Remove.
5751         * config/i386/i386.c (ix86_class_max_nregs): New function.
5752         (ix86_register_move_cost): Use TARGET_CLASS_MAX_NREGS target hook
5753         instead of CLASS_MAX_NREGS macro.
5754         (TARGET_CLASS_MAX_NREGS): Define.
5755         * config/avr/avr.h (CLASS_MAX_NREGS): Remove.
5756         * config/avr/avr-protos.h (class_max_nregs): Remove declaration.
5757         * config/avr/avr.c (class_max_nregs): Remove function.
5758         * config/alpha/alpha.h (CLASS_MAX_NREGS): Remove.
5759         * config/spu/spu.h (CLASS_MAX_NREGS): Remove.
5760         * config/mep/mep.h (CLASS_MAX_NREGS): Remove.
5761         * config/m32r/m32r.h (CLASS_MAX_NREGS): Remove.
5762         * config/microblaze/microblaze.h (CLASS_MAX_NREGS): Remove.
5763         * config/xtensa/xtensa.h (CLASS_MAX_NREGS): Remove.
5764         * config/stormy16/stormy16.h (CLASS_MAX_NREGS): Remove.
5765         * config/lm32/lm32.h (CLASS_MAX_NREGS): Remove.
5766         * config/moxie/moxie.h (CLASS_MAX_NREGS): Remove.
5767         * config/iq2000/iq2000.h (CLASS_MAX_NREGS): Remove.
5768         * config/mn10300/mn10300.h (CLASS_MAX_NREGS): Remove.
5769         * config/score/score.h (CLASS_MAX_NREGS): Remove.
5770         * config/vax/vax.h (CLASS_MAX_NREGS): Remove.
5771         * config/h8300/h8300.h (CLASS_MAX_NREGS): Remove.
5772         * config/v850/v850.h (CLASS_MAX_NREGS): Remove.
5773
5774 2011-07-19  Eric Botcazou  <ebotcazou@adacore.com>
5775
5776         * cif-code.def (OVERWRITABLE): Fix typo and move around.
5777         (TARGET_OPTIMIZATION_MISMATCH): Delete.
5778         (EH_PERSONALITY): Fix typo.
5779         (NON_CALL_EXCEPTIONS): Fix message.
5780         (OPTIMIZATION_MISMATCH): Adjust message.
5781         * ipa-inline.c (can_inline_edge_p): Use CIF_OPTIMIZATION_MISMATCH.
5782
5783 2011-07-19  Ian Lance Taylor  <iant@google.com>
5784
5785         * doc/install.texi (Configuration): Document
5786         --enable-build-poststage1-with-cxx.
5787
5788 2011-07-19  Robert Millan  <rmh@gnu.org>
5789
5790         * config/mips/gnu-user.h: Copy from linux.h.  Update comments.
5791         (GLIBC_DYNAMIC_LINKER): Remove.
5792
5793         * config/mips/gnu-user64.h: Copy from linux64.h.  Update comments.
5794         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64)
5795         (GLIBC_DYNAMIC_LINKERN32, UCLIBC_DYNAMIC_LINKERN32)
5796         (BIONIC_DYNAMIC_LINKERN32, GNU_USER_DYNAMIC_LINKERN32): Remove.
5797         (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32,
5798         GNU_USER_DYNAMIC_LINKER64 and GNU_USER_LINK_EMULATIONN32.
5799
5800         * config/mips/linux.h: Remove everything except for ...
5801         (GLIBC_DYNAMIC_LINKER): ... this macro.
5802
5803         * config/mips/linux64.h: Remove everything except for ...
5804         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64)
5805         (GLIBC_DYNAMIC_LINKERN32, UCLIBC_DYNAMIC_LINKERN32)
5806         (BIONIC_DYNAMIC_LINKERN32): ... these macros.
5807         (GNU_USER_LINK_EMULATION32, GNU_USER_LINK_EMULATION64)
5808         (GNU_USER_LINK_EMULATIONN32): New macros.
5809
5810         * config.gcc (mips64*-*-linux* | mipsisa64*-*-linux* | mips-*-linux*):
5811         Use the new headers.
5812
5813 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
5814
5815         * rtl.h (mem_attrs): Turn offset and size fields into HOST_WIDE_INTs.
5816         Add offset_known_p and size_known_p fields.
5817         (MEM_OFFSET_KNOWN_P): Update accordingly.
5818         (MEM_OFFSET, MEM_SIZE_KNOWN_P, MEM_SIZE): Likewise.
5819         * emit-rtl.c (mem_attrs_htab_hash): Update after mem_attrs changes.
5820         (mem_attrs_eq_p, set_mem_attributes_minus_bitpos, set_mem_offset)
5821         (clear_mem_offset, set_mem_size, clear_mem_size, change_address)
5822         (adjust_address_1, widen_memory_access, set_mem_attrs_for_spill)
5823         (init_emit_regs): Likewise.
5824
5825 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
5826
5827         * doc/rtl.texi (MEM_OFFSET_KNOWN_P): Document.
5828         (MEM_OFFSET): Change from returning an rtx to returning a
5829         HOST_WIDE_INT.
5830         * rtl.h (MEM_OFFSET_KNOWN_P): New macro.
5831         (MEM_OFFSET): Return a HOST_WIDE_INT rather than an rtx.
5832         * emit-rtl.h (set_mem_offset): Take a HOST_WIDE_INT rather than an rtx.
5833         (clear_mem_offset): Declare.
5834         * alias.c (ao_ref_from_mem): Adjust uses of MEM_OFFSET, using
5835         MEM_OFFSET_KNOWN_P to test whether the offset is known, and
5836         MEM_OFFSET to get a HOST_WIDE_INT offset.
5837         (nonoverlapping_memrefs_p): Likewise.  Adjust calls to...
5838         (adjust_offset_for_component_ref): Take a bool "known_p"
5839         parameter and a HOST_WIDE_INT "offset" parameter.
5840         * builtins.c (get_memory_rtx): As for ao_ref_from_mem.
5841         Adjust calls to set_mem_offset, passing a HOST_WIDE_INT rather
5842         than an rtx.  Use clear_mem_offset to clear the offset.
5843         * cfgcleanup.c (merge_memattrs): Likewise.
5844         * dwarf2out.c (tls_mem_loc_descriptor): Likewise.
5845         * function.c (assign_parm_find_stack_rtl): Likewise.
5846         (assign_parm_setup_stack): Likewise.
5847         * print-rtl.c (print_rtx): Likewise.
5848         * reload.c (find_reloads_subreg_address): Likewise.
5849         * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
5850         * var-tracking.c (INT_MEM_OFFSET): Likewise.
5851         * emit-rtl.c (set_reg_attrs_from_value): Likewise.
5852         (get_mem_align_offset): Likewise.
5853         (set_mem_offset): Take a HOST_WIDE_INT rather than an rtx.
5854         (clear_mem_offset): New function.
5855         * config/mips/mips.c (r10k_safe_mem_expr_p): Take a HOST_WIDE_INT
5856         offset rather than an rtx.  Assume both the expressio and offset
5857         are available.
5858         (r10k_needs_protection_p_1): Update accordingly, checking the
5859         expression and offset availability here instead.
5860
5861 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
5862
5863         * doc/rtl.texi (MEM_SIZE_KNOWN_P): Document.
5864         (MEM_SIZE): Change from returning an rtx to returning a HOST_WIDE_INT.
5865         * rtl.h (MEM_SIZE_KNOWN_P): New macro.
5866         (MEM_SIZE): Return a HOST_WIDE_INT rather than an rtx.
5867         * emit-rtl.h (set_mem_size): Take a HOST_WIDE_INT rather than an rtx.
5868         (clear_mem_size): Declare.
5869         * emit-rtl.c (set_mem_size): Take a HOST_WIDE_INT rather than an rtx.
5870         (clear_mem_size): New function.
5871         * alias.c (ao_ref_from_mem): Adjust uses of MEM_SIZE, using
5872         MEM_SIZE_KNOWN_P to test whether the size is known, and MEM_SIZE
5873         to get a HOST_WIDE_INT size.  Adjust calls to set_mem_size,
5874         passing a HOST_WIDE_INT rather than an rtx.  Use clear_mem_size
5875         to clear the size.
5876         (nonoverlapping_memrefs_p): Likewise.
5877         * builtins.c (get_memory_rtx, expand_builtin_memcmp): Likewise.
5878         (expand_builtin_init_trampoline): Likewise.
5879         * calls.c (compute_argument_addresses): Likewise.
5880         * cfgcleanup.c (merge_memattrs): Likewise.
5881         * dce.c (find_call_stack_args): Likewise.
5882         * dse.c (record_store, scan_insn): Likewise.
5883         * dwarf2out.c (dw_sra_loc_expr): Likewise.
5884         * expr.c (emit_block_move_hints): Likewise.
5885         * function.c (assign_parm_find_stack_rtl): Likewise.
5886         * print-rtl.c (print_rtx): Likewise.
5887         * reload.c (find_reloads_subreg_address): Likewise.
5888         * rtlanal.c (may_trap_p_1): Likewise.
5889         * var-tracking.c (track_expr_p): Likewise.
5890         * varasm.c (assemble_trampoline_template): Likewise.
5891         * config/arm/arm.c (arm_print_operand): Likewise.
5892         * config/h8300/h8300.c (h8sx_emit_movmd): Likewise.
5893         * config/i386/i386.c (expand_movmem_via_rep_mov): Likewise.
5894         (expand_setmem_via_rep_stos, expand_constant_movmem_prologue)
5895         (expand_constant_setmem_prologue): Likewise.
5896         * config/mips/mips.c (mips_get_unaligned_mem): Likewise.
5897         * config/rs6000/rs6000.c (expand_block_move): Likewise.
5898         (adjacent_mem_locations): Likewise.
5899         * config/s390/s390.c (s390_expand_setmem): Likewise.
5900         (s390_expand_insv): Likewise.
5901         * config/s390/s390.md (*extzv<mode>, *extv<mode>): Likewise.
5902         (*extendqi<mode>2_short_displ): Likewise.
5903         * config/sh/sh.c (expand_block_move): Likewise.
5904         * config/sh/sh.md (extv, extzv): Likewise.
5905
5906 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
5907
5908         * emit-rtl.c (mem_attrs_eq_p): New function, split out from...
5909         (mem_attrs_htab_eq): ...here.
5910         (find_mem_attrs): Replace with...
5911         (set_mem_attrs): ...this function.  Take a mem_attrs structure
5912         rather than individual fields.
5913         (set_mem_attributes_minus_bitpos, set_mem_alias_set)
5914         (set_mem_addr_space, set_mem_align, set_mem_expr, set_mem_offset)
5915         (set_mem_size, change_address, adjust_address_1, offset_address)
5916         (widen_memory_access, get_spill_slot_decl, set_mem_attrs_for_spill):
5917         Update accordingly.
5918
5919 2011-07-19  Richard Sandiford  <rdsandiford@googlemail.com>
5920
5921         * rtl.h (MEM_ALIAS_SET, MEM_EXPR, MEM_OFFSET, MEM_ADDR_SPACE)
5922         (MEM_SIZE, MEM_ALIGN): Redefine in terms of get_mem_attrs.
5923         Provide a dummy definition of MEM_ADDR_SPACE for generators.
5924         (target_rtl): Add x_mode_mem_attrs.
5925         (mode_mem_attrs): New macro.
5926         (get_mem_attrs): New function.
5927         * emit-rtl.c (get_mem_attrs): Rename to...
5928         (find_mem_attrs): ...this.
5929         (set_mem_attributes_minus_bitpos, set_mem_alias_set)
5930         (set_mem_addr_space, set_mem_align, set_mem_expr, set_mem_offset)
5931         (set_mem_size, change_address, adjust_address_1, offset_address)
5932         (widen_memory_access, get_spill_slot_decl, set_mem_attrs_for_spill):
5933         Update accordingly.
5934         (init_emit_regs): Initialize mode_mem_attrs.
5935
5936 2011-07-19  Richard Guenther  <rguenther@suse.de>
5937
5938         * tree-ssa-forwprop.c (lookup_logical_inverted_value): Remove
5939         TRUTH_*_EXPR handling.
5940         * tree-ssa-operands.c (get_expr_operands): Likewise.
5941         * tree-ssa-pre.c (fully_constant_expression): Likewise.
5942         * tree-ssa-uninit.c (use_pred_not_overlap_with_undef_path_pre):
5943         Likewise.
5944         (is_and_or_or): Likewise.
5945         (is_norm_cond_subset_of): Likewise.
5946
5947 2011-07-19  Richard Guenther  <rguenther@suse.de>
5948
5949         * tree.h (fold_build_pointer_plus_loc): New helper function.
5950         (fold_build_pointer_plus_hwi_loc): Likewise.
5951         (fold_build_pointer_plus): Define.
5952         (fold_build_pointer_plus_hwi): Likewise.
5953         * builtins.c (std_gimplify_va_arg_expr): Use fold_build_pointer_plus.
5954         (fold_builtin_memory_op): Likewise.
5955         (fold_builtin_stpcpy): Likewise.
5956         (fold_builtin_memchr): Likewise.
5957         (fold_builtin_strstr): Likewise.
5958         (fold_builtin_strchr): Likewise.
5959         (fold_builtin_strrchr): Likewise.
5960         (fold_builtin_strpbrk): Likewise.
5961         (fold_builtin_strcat): Likewise.
5962         (expand_builtin_memory_chk): Likewise.
5963         (fold_builtin_memory_chk): Likewise.
5964         * c-typeck.c (build_unary_op): Likewise.
5965         * cgraphunit.c (thunk_adjust): Likewise.
5966         * fold-const.c (build_range_check): Likewise.
5967         (fold_binary_loc): Likewise.
5968         * omp-low.c (extract_omp_for_data): Likewise.
5969         (expand_omp_for_generic): Likewise.
5970         (expand_omp_for_static_nochunk): Likewise.
5971         (expand_omp_for_static_chunk): Likewise.
5972         * tree-affine.c (add_elt_to_tree): Likewise.
5973         * tree-data-ref.c (split_constant_offset_1): Likewise.
5974         * tree-loop-distribution.c (generate_memset_zero): Likewise.
5975         * tree-mudflap.c (mf_xform_derefs_1): Likewise.
5976         * tree-predcom.c (ref_at_iteration): Likewise.
5977         * tree-ssa-address.c (tree_mem_ref_addr): Likewise.
5978         (add_to_parts): Likewise.
5979         (create_mem_ref): Likewise.
5980         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
5981         * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Likewise.
5982         (number_of_iterations_le): Likewise.
5983         * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Likewise.
5984         * tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
5985         (vect_create_addr_base_for_vector_ref): Likewise.
5986         * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Likewise.
5987         (vect_create_cond_for_alias_checks): Likewise.
5988         * tree-vrp.c (extract_range_from_assert): Likewise.
5989         * config/alpha/alpha.c (alpha_va_start): Likewise.
5990         (alpha_gimplify_va_arg_1): Likewise.
5991         * config/i386/i386.c (ix86_va_start): Likewise.
5992         (ix86_gimplify_va_arg): Likewise.
5993         * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
5994         * config/mep/mep.c (mep_expand_va_start): Likewise.
5995         (mep_gimplify_va_arg_expr): Likewise.
5996         * config/mips/mips.c (mips_va_start): Likewise.
5997         (mips_gimplify_va_arg_expr): Likewise.
5998         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
5999         * config/rs6000/rs6000.c (rs6000_va_start): Likewise.
6000         (rs6000_gimplify_va_arg): Likewise.
6001         * config/s390/s390.c (s390_va_start): Likewise.
6002         (s390_gimplify_va_arg): Likewise.
6003         * config/sh/sh.c (sh_va_start): Likewise.
6004         (sh_gimplify_va_arg_expr): Likewise.
6005         * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
6006         * config/spu/spu.c (spu_va_start): Likewise.
6007         (spu_gimplify_va_arg_expr): Likewise.
6008         * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
6009         Likewise.
6010         (xstormy16_gimplify_va_arg_expr): Likewise.
6011         * config/xtensa/xtensa.c (xtensa_va_start): Likewise.
6012         (xtensa_gimplify_va_arg_expr): Likewise.
6013
6014 2011-07-19  Richard Guenther  <rguenther@suse.de>
6015
6016         * expr.c (expand_expr_real_2): Remove TRUTH_*_EXPR handling.
6017         (expand_expr_real_1): Remove TRUTH_*IF_EXPR and STATEMENT_LIST
6018         handling.
6019
6020         PR middle-end/18908
6021         * expr.c (expand_expr_real_2): Do not unnecessarily truncate the
6022         result of BIT_*_EXPR to bitfield precision.
6023
6024 2011-07-19  Richard Sandiford  <richard.sandiford@linaro.org>
6025
6026         PR tree-optimization/49742
6027         * tree-data-ref.c (get_references_in_stmt): Treat the lhs of a call
6028         as a potential write.
6029
6030 2011-07-19  Richard Guenther  <rguenther@suse.de>
6031
6032         * Makefile.in (tree-ssa-forwprop.o): Depend on gimple-pretty-print.h.
6033         * tree-ssa-forwprop.c: Include gimple-pretty-print.h.
6034         (forward_propagate_comparison): Simplify, remove obsolete code.
6035
6036 2011-07-19  Richard Guenther  <rguenther@suse.de>
6037
6038         * gimplify.c (gimplify_expr): Gimplify TRUTH_NOT_EXPR as
6039         BIT_XOR_EXPR, same as the RTL expander does.
6040         * tree-cfg.c (verify_expr): Disallow TRUTH_NOT_EXPR in the gimple IL.
6041         (verify_gimple_assign_unary): Likewise.
6042         * tree-ssa-propagate.c (valid_gimple_rhs_p): Disallow TRUTH_*_EXPR.
6043         * tree-ssa-forwprop.c (forward_propagate_comparison): Handle
6044         BIT_NOT_EXPR and BIT_XOR_EXPR instead of TRUTH_NOT_EXPR.
6045
6046 2011-07-19  Jakub Jelinek  <jakub@redhat.com>
6047
6048         PR tree-optimization/49768
6049         * gimple-fold.c (fold_nonarray_ctor_reference): Return NULL
6050         if offset is smaller than bitoffset, but offset+size is bigger
6051         than bitoffset.
6052
6053 2011-07-19  Ira Rosen  <ira.rosen@linaro.org>
6054
6055         PR tree-optimization/49771
6056         * tree-vect-loop-manip.c (vect_vfa_segment_size): In case of
6057         zero step, set segment length to the size of the data-ref's type.
6058
6059 2011-07-18  Martin Jambor  <mjambor@suse.cz>
6060
6061         * ipa-prop.h: Include alloc-pool.h, all sorts of updates to general
6062         comments.
6063         (ipcp_values_pool): Declare.
6064         (ipcp_sources_pool): Likewise.
6065         (ipcp_lattice): Changed to forward declaration.
6066         (ipa_param_descriptor): Removed fields ipcp_lattice, types and
6067         cannot_devirtualize.
6068         (ipa_node_params): New fields descriptors, lattices, known_vals,
6069         clone_for_all_contexts and node dead, removed fields params and
6070         count_scale.
6071         (ipa_set_param_count): Removed.
6072         (ipa_get_param_count): Made to work with descriptors vector.
6073         (ipa_get_param): Updated.
6074         (ipa_param_cannot_devirtualize_p): Removed.
6075         (ipa_param_types_vec_empty): Likewise.
6076         (ipa_set_param_used): New function.
6077         (ipa_get_param_used): Updated to use descriptors vector.
6078         (ipa_func_list): Removed.
6079         (ipa_init_func_list): Removed declaration.
6080         (ipa_push_func_to_list_1): Likewise.
6081         (ipa_pop_func_from_list): Likewise.
6082         (ipa_push_func_to_list): Removed.
6083         (ipa_lattice_from_jfunc): Remove declaration.
6084         (ipa_get_jf_pass_through_result): Declare.
6085         (ipa_get_jf_ancestor_result): Likewise.
6086         (ipa_value_from_jfunc): Likewise.
6087         (ipa_get_lattice): Update.
6088         (ipa_lat_is_single_const): New function.
6089         * ipa-prop.c (ipa_push_func_to_list_1): Removed.
6090         (ipa_init_func_list): Likewise.
6091         (ipa_pop_func_from_list): Likewise.
6092         (ipa_get_param_decl_index): Fix coding style.
6093         (count_formal_params): Removed.
6094         (count_formal_params_1): Renamed to count_formal_params.
6095         (ipa_populate_param_decls): Update to use descriptors vector.
6096         (ipa_initialize_node_params): Likewise.
6097         (visit_ref_for_mod_analysis): Use ipa_set_param_used.
6098         (ipa_analyze_params_uses): Likewise.
6099         (ipa_free_node_params_substructures): Likewise and free also lattices
6100         and known values.
6101         (duplicate_array): Removed.
6102         (ipa_edge_duplication_hook): Add the new edge to the list of edge
6103         clones.
6104         (ipa_node_duplication_hook): Update to use new lattices.
6105         (ipa_free_all_structures_after_ipa_cp): Free alloc pools.
6106         (ipa_free_all_structures_after_iinln): Likewise.
6107         (ipa_write_node_info): Update to use new lattices.
6108         (ipa_read_node_info): Likewise.
6109         (ipa_get_jf_pass_through_result): New function.
6110         (ipa_get_jf_ancestor_result): Likewise.
6111         (ipa_value_from_jfunc): Likewise.
6112         (ipa_cst_from_jfunc): Reimplemented using ipa_value_from_jfunc.
6113         * ipa-cp.c: Reimplemented.
6114         * params.def (PARAM_DEVIRT_TYPE_LIST_SIZE): Removed.
6115         (PARAM_IPA_CP_VALUE_LIST_SIZE): New parameter.
6116         (PARAM_IPA_CP_EVAL_THRESHOLD): Likewise.
6117         * Makefile.in (IPA_PROP_H): Added alloc-pool.h to dependencies.
6118         * doc/invoke.texi (devirt-type-list-size): Removed description.
6119         (ipa-cp-value-list-size): Added description.
6120
6121 2011-07-18  Richard Henderson  <rth@redhat.com>
6122
6123         * bb-reorder.c (fix_crossing_conditional_branches): Emit all insns
6124         before calling create_basic_block.
6125
6126 2011-07-18  Jakub Jelinek  <jakub@redhat.com>
6127
6128         PR middle-end/49675
6129         * tree.c (build_common_builtin_nodes): Register
6130         __builtin_return_address, __cyg_profile_func_enter
6131         and __cyg_profile_func_exit.
6132
6133 2011-07-18  Richard Henderson  <rth@redhat.com>
6134
6135         * bb-reorder.c (emit_barrier_after_bb): Split out of ...
6136         (add_labels_and_missing_jumps): ... here.
6137         (fix_up_fall_thru_edges, fix_crossing_conditional_branches): Use it.
6138
6139 2011-07-18  Uros Bizjak  <ubizjak@gmail.com>
6140
6141         PR target/47744
6142         * config/i386/i386.c (ix86_decompose_address): Allow only subregs
6143         of DImode hard registers in PLUS address chains.
6144
6145 2011-07-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6146
6147         PR bootstrap/49769
6148         * config.gcc (alpha*-*-linux*): Add crtfastmath.o to extra_parts.
6149         (alpha*-*-freebsd*): Likewise.
6150         (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
6151         i[34567]86-*-knetbsd*-gnu, i[34567]86-*-gnu*,
6152         i[34567]86-*-kopensolaris*-gnu): Add crtprec32.o, crtprec64.o,
6153         crtprec80.o, crtfastmath.o to extra_parts for all targets.
6154         (ia64*-*-elf*): Remove extra_parts.
6155         (sparc-*-linux*): Add crtfastmath.o to extra_parts.
6156         (sparc64-*-linux*): Likewise.
6157         (sparc64-*-freebsd*): Likewise.
6158
6159         Revert:
6160         * config.gcc (ia64*-*-freebsd*): Remove crtfastmath.o from extra_parts.
6161         (ia64*-*-linux*): Likewise.
6162         (mips64*-*-linux*): Likewise.
6163         (mips*-*-linux*): Likewise.
6164
6165 2011-07-18  David Edelsohn  <dje.gcc@gmail.com>
6166
6167         * doc/install.texi (Specific, *-ibm-aix*): AIX assembler bug.
6168
6169 2011-07-18  Richard Guenther  <rguenther@suse.de>
6170
6171         * gimplify.c (gimplify_expr): Use input_location, not saved_location
6172         when building new trees.
6173
6174 2011-07-18  Richard Guenther  <rguenther@suse.de>
6175
6176         * expr.c (expand_expr_real_2): Properly truncate the BIT_NOT_EXPR
6177         expansion result to bitfield precision if required.
6178
6179 2011-07-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6180
6181         * config.gcc (i[3456x]86-*-netware*): Remove.
6182
6183         * gthr-nks.h: Remove.
6184         * configure.ac (enable_threads): Remove nks.
6185         * configure: Regenerate.
6186
6187         * config/i386/i386.c (ix86_encode_section_info): Remove netware
6188         reference.
6189         * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): Remove
6190         <netware.h> reference.
6191
6192         * config/i386/netware-libgcc.c,
6193         gcc/config/i386/netware-libgcc.def,
6194         gcc/config/i386/netware-libgcc.exp, gcc/config/i386/netware.c,
6195         gcc/config/i386/netware.h, gcc/config/i386/netware.opt,
6196         gcc/config/i386/nwld.c, gcc/config/i386/nwld.h,
6197         gcc/config/i386/t-netware, gcc/config/i386/t-nwld: Remove
6198
6199         * doc/extend.texi (Function Attributes,
6200         callee_pop_aggregate_return): Remove i?86-netware reference.
6201         * doc/install.texi (Configuration, --enable-threads): Remove nks.
6202
6203 2011-07-17  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
6204
6205         PR target/49746
6206         Revert:
6207         2010-12-30  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
6208
6209         * config/pa/pa.md: Add ",*" condition to 64-bit add/subtract boolean
6210         patterns.
6211
6212 2011-07-17  Eric Botcazou  <ebotcazou@adacore.com>
6213
6214         PR middle-end/49732
6215         * tree.c (walk_tree_1) <DECL_EXPR>: Do not walk a pointed-to type.
6216
6217 2011-07-16  Matthias Klose  <doko@ubuntu.com>
6218
6219         * doc/install.texi: Document --enable-static-libjava.
6220
6221 2011-07-15  Richard Henderson  <rth@redhat.com>
6222
6223         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
6224         Replace all three arguments by returning a VEC of edges.
6225         (add_labels_and_missing_jumps): Accept a VEC of edges, not bare
6226         pointers and counts.
6227         (fix_edges_for_rarely_executed_code): Merge ...
6228         (rest_of_handle_partition_blocks): ... into...
6229         (partition_hot_cold_basic_blocks): ... here.  Return todo items if
6230         any work was performed.
6231         (pass_partition_blocks): Clear todo_flags_finish.
6232
6233 2011-07-15  Paolo Carlini  <paolo.carlini@oracle.com>
6234             Jakub Jelinek  <jakub@redhat.com>
6235             Jonathan Wakely  <jwakely.gcc@gmail.com>
6236
6237         PR libstdc++/49745
6238         * gthr-posix.h: Do not include <unistd.h> unconditionally; use
6239         _GTHREADS_USE_MUTEX_TIMEDLOCK instead of _POSIX_TIMEOUTS.
6240
6241 2011-07-15  Jason Merrill  <jason@redhat.com>
6242
6243         PR testsuite/49741
6244         * Makefile.in ($(lang_checks_parallelized)): Allow --extra_opts
6245         rather than --tool_opts.
6246
6247 2011-07-15  Basile Starynkevitch  <basile@starynkevitch.net>
6248
6249         * doc/plugins.texi (Building GCC plugins): gengtype needs its
6250         corresponding gtype.state.
6251
6252 2011-07-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
6253
6254         PR target/49723
6255         * config/pa/pa.md (casesi): Use gen_int_mode instead of GEN_INT.
6256
6257 2011-07-15  Eric Botcazou  <ebotcazou@adacore.com>
6258
6259         PR target/48220
6260         * doc/md.texi (Standard Names): Document window_save.
6261         * cfgexpand.c (expand_debug_parm_decl): New function extracted from
6262         expand_debug_expr and expand_debug_source_expr.  If the target has
6263         a window_save instruction, adjust the ENTRY_VALUE_EXP.
6264         (expand_debug_expr) <SSA_NAME>: Call expand_debug_parm_decl if the
6265         SSA_NAME_VAR is a parameter.
6266         (expand_debug_source_expr) <PARM_DECL>: Call expand_debug_parm_decl.
6267         * var-tracking.c (parm_reg_t): New type and associated vector type.
6268         (windowed_parm_regs): New variable.
6269         (adjust_insn): If the target has a window_save instruction and this
6270         is the instruction, make its effect on parameter registers explicit.
6271         (next_non_note_insn_var_location): New function.
6272         (emit_notes_in_bb): Use it instead of NEXT_INSN throughout.
6273         (vt_add_function_parameter): If the target has a window_save insn,
6274         adjust the incoming RTL and record that in windowed_parm_regs.
6275         (vt_finalize): Free windowed_parm_regs.
6276
6277 2011-07-15  Bernd Schmidt  <bernds@codesourcery.com>
6278
6279         * doc/invoke.texi (C6X Options): New section.
6280         * doc/md.texi (TI C6X family): New section.
6281         * config.gcc: Handle tic6x, in particular tic6x-*-elf and
6282         tic6x-*-uclinux.
6283         * longlong.h (add_ssaaaa, __umulsidi3, umul_ppmm,
6284         count_leading_zeros, count_trailing_zeros, UMUL_TIME, UDIV_TIME):
6285         Provide C6X definitions.
6286         * config/c6x/c6x.md: New file.
6287         * config/c6x/constraints.md: New file.
6288         * config/c6x/predicates.md: New file.
6289         * config/c6x/c6x-sched.md.in: New file.
6290         * config/c6x/c6x-sched.md: New file.
6291         * config/c6x/gensched.sh: New file.
6292         * config/c6x/c6x-mult.md.in: New file.
6293         * config/c6x/genmult.sh: New file.
6294         * config/c6x/c6x-mult.md: New file.
6295         * config/c6x/sync.md: New file.
6296         * config/c6x/c6x-protos.h: New file.
6297         * config/c6x/sfp-machine.h: New file.
6298         * config/c6x/c6x.c: New file.
6299         * config/c6x/c6x.h: New file.
6300         * config/c6x/crti.s: New file.
6301         * config/c6x/crtn.s: New file.
6302         * config/c6x/lib1funcs.asm: New file.
6303         * config/c6x/c6x-modes.def: New file.
6304         * config/c6x/genopt.sh: New file.
6305         * config/c6x/c6x.opt: New file.
6306         * config/c6x/c6x-tables.opt: New file.
6307         * config/c6x/c6x-opts.h: New file.
6308         * config/c6x/c6x-isas.def: New file.
6309         * config/c6x/elf.h: New file.
6310         * config/c6x/elf-common.h: New file.
6311         * config/c6x/uclinux-elf.h: New file.
6312         * config/c6x/t-c6x: New file.
6313         * config/c6x/t-c6x-elf: New file.
6314         * config/c6x/t-c6x-uclinux: New file.
6315         * config/c6x/t-c6x-softfp: New file.
6316         * config/c6x/gtd.c: New file.
6317         * config/c6x/gtf.c: New file.
6318         * config/c6x/ltd.c: New file.
6319         * config/c6x/ltf.c: New file.
6320         * config/c6x/ged.c: New file.
6321         * config/c6x/gef.c: New file.
6322         * config/c6x/led.c: New file.
6323         * config/c6x/lef.c: New file.
6324         * config/c6x/eqd.c: New file.
6325         * config/c6x/eqf.c: New file.
6326         * config/c6x/libgcc-c6xeabi.ver: New file.
6327
6328         Revert
6329         2003-07-10  Eric Botcazou  <ebotcazou@libertysurf.fr>
6330         PR rtl-optimization/11320
6331         * sched-int.h (struct deps) [reg_conditional_sets]: New field.
6332         (struct sched_info) [compute_jump_reg_dependencies]: New prototype.
6333         * sched-deps.c (sched_analyze_insn) [JUMP_INSN]: Update call to
6334         current_sched_info->compute_jump_reg_dependencies. Record which
6335         registers are used and which registers are set by the jump.
6336         Clear deps->reg_conditional_sets after a barrier.
6337         Set deps->reg_conditional_sets if the insn is a COND_EXEC.
6338         Clear deps->reg_conditional_sets if the insn is not a COND_EXEC.
6339         (init_deps): Initialize reg_conditional_sets.
6340         (free_deps): Clear reg_conditional_sets.
6341         * sched-ebb.c (compute_jump_reg_dependencies): New prototype.
6342         Mark registers live on entry of the fallthrough block and conditionally
6343         set as set by the jump. Mark registers live on entry of non-fallthrough
6344         blocks as used by the jump.
6345         * sched-rgn.c (compute_jump_reg_dependencies): New prototype.
6346         Mark new parameters as unused.
6347
6348 2011-07-14  Andrew Pinski  <pinskia@gmail.com>
6349
6350         PR tree-opt/49309
6351         * tree-mudflap.c (mf_xform_derefs_1 <case MEM_REF>):
6352         Use fold_build2_loc instead of build2.
6353         Use the correct type for the new tree.
6354
6355 2011-07-14  Bernd Schmidt  <bernds@codesourcery.com>
6356
6357         PR rtl-optimization/11320
6358         * config/ia64/ia64.md (load_symptr_low): Show a MEM.
6359         * config/ia64/ia64.c (ia64_expand_load_address): Generate it.
6360
6361 2011-07-14  Georg-Johann Lay  <avr@gjlay.de>
6362
6363         PR target/49487
6364         * config/avr/avr.md (rotl<mode>3): Generate SCRATCH instead
6365         of REG.
6366         (*rotw<mode>): Use const_int_operand for operand2.
6367         Use match_scatch for operand3.
6368         (*rotb<mode>): Ditto
6369         * config/avr/avr.c (avr_rotate_bytes): Treat SCRATCH.
6370
6371 2011-07-14  Richard Guenther  <rguenther@suse.de>
6372
6373         PR tree-optimization/49651
6374         * tree-ssa-structalias.c (get_constraint_for_1): Properly
6375         handle dereferences with subvariables.
6376
6377 2011-07-14  Richard Guenther  <rguenther@suse.de>
6378
6379         * gimple-fold.c (fold_gimple_assign): Remove operand swapping.
6380         (fold_stmt_1): Do it here directly on gimple and as a first thing.
6381
6382 2011-07-14  Richard Guenther  <rguenther@suse.de>
6383
6384         * fold-const.c (fold_binary_loc): Convert the !bool_var result,
6385         not bool_var when folding bool_var != 1 or bool_var == 0.
6386
6387 2011-07-14  Bernd Schmidt  <bernds@codesourcery.com>
6388
6389         * haifa-sched.c (schedule_insns): Remove outdated comment.
6390         (schedule_block): When computing a known value for TODO_SPEC,
6391         just set it rather than using logical operations.
6392         (try_ready): Likewise.  Use a local variable rather than a
6393         pointer to TODO_SPEC.  Reorder an if statement to move the
6394         easy case to the then block.
6395         * sched-deps.c (dep_spec_p): New static function.
6396         (update_dep): Use it to decide whether to call
6397         change_spec_dep_to_hard.
6398         (get_back_and_forw_lists): Use it.
6399         (sd_resolve_dep): Likewise.
6400         (init_dep): If !USE_DEPS_LIST, use zero to initialize status.
6401         (haifa_note_mem_dep): Likewise.
6402         (check_dep): Likewise.
6403         (sd_add_dep): Also clear SPECULATIVE bits if not DO_SPECULATION.
6404         (sched_free_deps): Free in two passes.
6405
6406 2011-07-14  Richard Sandiford  <richard.sandiford@linaro.org>
6407
6408         PR middle-end/49736
6409         * expr.c (all_zeros_p): Undo bogus part of last change.
6410
6411 2011-07-14  Matthias Klose <doko@ubuntu.com>
6412
6413         * doc/extend.texi (optimize attribute): Fix typo.
6414
6415 2011-07-14  Richard Guenther  <rguenther@suse.de>
6416
6417         * gimplify.c (gimplify_expr): Only do required conversions.
6418
6419 2011-07-14  Georg-Johann Lay  <avr@gjlay.de>
6420
6421         PR target/43746
6422         * config/avr/elf.h (TARGET_ASM_SELECT_SECTION): Remove,
6423         i.e. use default_elf_select_section.
6424         (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Remove.
6425         (READONLY_DATA_SECTION_ASM_OP): Remove.
6426         (TARGET_ASM_NAMED_SECTION): Move from here...
6427         * config/avr/avr.c: ...to here.
6428         (avr_asm_init_sections): Set unnamed callback of readonly_data_section.
6429         (avr_asm_named_section): Make static.
6430
6431 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6432
6433         PR bootstrap/49739
6434         * config.gcc (extra_parts): Add crtprec32.o crtprec64.o crtprec80.o
6435         and crtfastmath.o for Linux/x86.
6436
6437 2011-07-14  Bernd Schmidt  <bernds@codesourcery.com>
6438
6439         * haifa-sched.c: Include "hashtab.h"
6440         (sched_no_dce): New global variable.
6441         (INSN_EXACT_TICK, INSN_TICK_ESTIMATE, FEEDS_BACKTRACK_INSN,
6442         SHADOW_P): New macros.
6443         (last_clock_var, cycle_issued_insns): Move declarations.
6444         (must_backtrack): New static variable.
6445         (struct delay_pair): New structure.
6446         (delay_htab, delay_htab_i2): New static variables.
6447         (delay_hash_i1, delay_hash_i2, delay_i1_eq, delay_i2_eq,
6448         record_delay_slot_pair, pair_delay, add_delay_dependencies): New
6449         functions.
6450         (dep_cost_1): If delay pairs exist, try to look up the insns and
6451         use the correct pair delay if we find them.
6452         (rank-for_schedule): Tweak priority for insns that must be scheduled
6453         soon to avoid backtracking.
6454         (queue_insn): Detect conditions which force backtracking.
6455         (ready_add): Likewise.
6456         (struct sched_block_state): Add member shadows_only_p.
6457         (struct haifa_save_data): New structure.
6458         (backtrack_queue): New static variable.
6459         (mark_backtrack_feeds, copy_insn_list, save_backtrack_point,
6460         unschedule_insns_until, restore_last_backtrack_point,
6461         free_topmost_backtrack_point, free_backtrack_queue,
6462         estimate_insn_tick, estimate_shadow_tick): New functions.
6463         (prune_ready_list): New arg shadows_only_p.  All callers changed.
6464         If true, remove everything that isn't SHADOW_P.  Look up delay
6465         pairs and estimate ticks to avoid scheduling the first insn too early.
6466         (verify_shadows): New function.
6467         (schedule_block): Add machinery to enable backtracking.
6468         (sched_init): Take sched_no_dce into account when setting
6469         DF_LR_RUN_DCE.
6470         (free_delay_pairs): New function.
6471         (init_h_i_d): Initialize INSN_EXACT_TICK.
6472         * Makefile.in (haifa-sched.o): Add $(HASHTAB_H).
6473         * sched-deps.c (sd_unresolve_dep): New function.
6474         * sched-int. (struct haifa_sched_info): New fields save_state
6475         and restore_state.
6476         (struct _haifa_insn_data): New fields exact_tick, tick_estimate,
6477         feeds_backtrack_insn and shadow_p.
6478         (DO_BACKTRACKING): New value in enum SCHED_FLAGS.
6479         (sched_no_dce): Declare variable.
6480         (record_delay_slot_pair, free_delay_pairs, add_delay_dependencies,
6481         sd_unresolve_dep): Declare functions.
6482         * modulo-sched.c (sms_sched_info): Clear the two new fields.
6483         * sched-rgn.c (rgn_const_sched_info): Likewise.
6484         * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
6485         * sched-ebb.c (save_ebb_state, restore_ebb_state): New functions.
6486         (ebb_sched_info): Add them for the two new fields.
6487         (add_deps_for_risky_insns): Call add_delay_dependencies.
6488
6489 2011-07-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
6490
6491         * config/rs6000/rs6000.opt (-mpointers-to-nested-functions):
6492         Rename -mr11.
6493         * config/rs6000/rs6000.c (rs6000_trampoline_init): Ditto.
6494         (rs6000_call_indirect_aix): Ditto.
6495         * config/rs6000/rs6000.md (call_indirect_aix<ptrsize>): Ditto.
6496         (call_indirect_aix<ptrsize>_internal): Ditto.
6497         (call_indirect_aix<ptrsize>_nor11): Ditto.
6498         (call_indirect_aix<ptrsize>_internal2): Ditto.
6499         (call_value_indirect_aix<ptrsize>): Ditto.
6500         (call_value_indirect_aix<ptrsize>_internal): Ditto.
6501         (call_value_indirect_aix<ptrsize>_nor11): Ditto.
6502         (call_value_indirect_aix<ptrsize>_internal2): Ditto.
6503         * doc/invoke.texi (RS/6000 and PowerPC Options): Ditto.
6504
6505 2011-07-13  Jason Merrill  <jason@redhat.com>
6506
6507         * Makefile.in ($(lang_checks_parallelized)): Allow --tool_opts.
6508
6509 2011-07-13  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
6510
6511         * config/spu/spu.c (spu_init_libfuncs): Install __clrsbdi2.
6512         * config/spu/spu.md ("clrsb<mode>2"): New expander.
6513
6514 2011-07-13  Thomas Schwinge  <thomas@schwinge.name>
6515
6516         * acinclude.m4 (gcc_GAS_CHECK_FEATURE): Use AS_ECHO instead of echo.
6517         * configure: Regenerate.
6518
6519 2011-07-13  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
6520
6521         * config/spu/spu.c (TARGET_ASM_FILE_START): Do not define.
6522         (asm_file_start): Remove.
6523         (spu_machine_dependent_reorg): Call compute_bb_for_insn and
6524         free_bb_for_insn around code that modifies insns before
6525         restarting df analysis.
6526
6527 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6528
6529         PR target/49541
6530         * config/sol2.h (LIB_SPEC): Simplify.  Move LIB_THREAD_LDFLAGS_SPEC ...
6531         (LINK_SPEC): ... here.
6532
6533 2011-07-13  Bernd Schmidt  <bernds@codesourcery.com>
6534
6535         * haifa-sched.c (struct sched_block_state): New.
6536         (schedule_block): Move some local variables into such a structure.
6537
6538 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6539
6540         * config/i386/crtprec.c: Move to ../libgcc/config/i386.
6541         * config/i386/t-crtpc: Remove.
6542         * config/t-darwin (EXTRA_MULTILIB_PARTS): Remove.
6543         * config.gcc (i[34567]86-*-darwin*): Remove i386/t-crtpc from
6544         tmake_file.
6545         (x86_64-*-darwin*): Likewise.
6546         (i[34567]86-*-linux*): Likewise.
6547         (x86_64-*-linux*): Likewise.
6548
6549         * config/i386/sol2.h (ENDFILE_SPEC): Redefine.
6550         Handle -mpc32, -mpc64, -mpc80.
6551
6552 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6553
6554         * config/alpha/crtfastmath.c: Move to ../libgcc/config/alpha.
6555         * config/alpha/t-crtfm: Remove.
6556         * config/i386/crtfastmath.c: Move to ../libgcc/config/i386.
6557         * config/i386/t-crtfm: Remove.
6558         * config/ia64/crtfastmath.c: Move to ../libgcc/config/ia64.
6559         * config/mips/crtfastmath.c: Move to ../libgcc/config/mips.
6560         * config/sparc/crtfastmath.c: Move to ../libgcc/config/sparc.
6561         * config/sparc/t-crtfm: Remove.
6562
6563         * config.gcc (alpha*-*-linux*): Remove alpha/t-crtfm from tmake_file.
6564         (alpha*-*-freebsd*): Likewise.
6565         (i[34567]86-*-darwin*): Remove i386/t-crtfm from tmake_file.
6566         (x86_64-*-darwin*): Likewise.
6567         (i[34567]86-*-linux*): Likewise.
6568         (x86_64-*-linux*): Likewise.
6569         (x86_64-*-mingw*): Likewise.
6570         (ia64*-*-elf*): Remove crtfastmath.o from extra_parts.
6571         (ia64*-*-freebsd*): Likewise.
6572         (ia64*-*-linux*): Likewise.
6573         (mips64*-*-linux*): Likewise.
6574         (mips*-*-linux*): Likewise.
6575         (sparc-*-linux*): Remove sparc/t-crtfm from tmake_file.
6576         (sparc64-*-linux*): Likewise.
6577         (sparc64-*-freebsd*): Likewise.
6578
6579 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6580
6581         * config/darwin-crt2.c: Move to ../libgcc/config/rs6000.
6582         * config/darwin-crt3.c: Move to ../libgcc/config.
6583         * config/t-darwin (EXTRA_MULTILIB_PARTS): Remove.
6584         ($(T)crt3$(objext)): Remove.
6585         * config/rs6000/t-darwin (DARWIN_EXTRA_CRT_BUILD_CFLAGS): Remove.
6586         ($(T)crt2$(objext)): Remove.
6587         * config.gcc (powerpc-*-darwin*): Remove extra_parts.
6588         (powerpc64-*-darwin*): Likewise.
6589
6590 2011-07-13  H.J. Lu  <hongjiu.lu@intel.com>
6591
6592         * config/i386/i386.c (x86_output_mi_thunk): Support ptr_mode != Pmode.
6593
6594         * config/i386/i386.md (*addsi_1_zext): Renamed to ...
6595         (addsi_1_zext): This.
6596
6597 2011-07-13  Bernd Schmidt  <bernds@codesourcery.com>
6598
6599         * doc/tm.texi.in (TARGET_ASM_MERGEABLE_RODATA_PREFIX): Add hook.
6600         * doc/tm.texi: Regenerate.
6601         * target.def (mergeable_rodata_prefix): New defhookpod.
6602         * varasm.c (mergeable_string_section, mergeable_constant_section):
6603         Use it. Allocate name with alloca.
6604
6605 2011-07-13  H.J. Lu  <hongjiu.lu@intel.com>
6606
6607         * doc/invoke.texi (x86): Remove -mfused-madd and add -mfma.
6608
6609 2011-07-13  Richard Sandiford  <richard.sandiford@linaro.org>
6610
6611         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Tighten
6612         overlap check.
6613
6614 2011-07-13  Richard Sandiford  <richard.sandiford@linaro.org>
6615
6616         * tree.h (categorize_ctor_elements): Remove comment.  Fix long line.
6617         (count_type_elements): Delete.
6618         (complete_ctor_at_level_p): Declare.
6619         * expr.c (flexible_array_member_p): New function, split out from...
6620         (count_type_elements): ...here.  Make static.  Replace allow_flexarr
6621         parameter with for_ctor_p.  When for_ctor_p is true, return the
6622         number of elements that should appear in the top-level constructor,
6623         otherwise return an estimate of the number of scalars.
6624         (categorize_ctor_elements): Replace p_must_clear with p_complete.
6625         (categorize_ctor_elements_1): Likewise.  Use complete_ctor_at_level_p.
6626         (complete_ctor_at_level_p): New function, borrowing union logic
6627         from old categorize_ctor_elements_1.
6628         (mostly_zeros_p): Return true if the constructor is not complete.
6629         (all_zeros_p): Update call to categorize_ctor_elements.
6630         * gimplify.c (gimplify_init_constructor): Update call to
6631         categorize_ctor_elements.  Don't call count_type_elements.
6632         Unconditionally prevent clearing for variable-sized types,
6633         otherwise rely on categorize_ctor_elements to detect
6634         incomplete initializers.
6635
6636 2011-07-13  Richard Guenther  <rguenther@suse.de>
6637
6638         * tree-vrp.c (simplify_conversion_using_ranges): Make sure
6639         the final type is integral.
6640
6641 2011-07-13  Bernd Schmidt  <bernds@codesourcery.com>
6642
6643         * sched-int.h (struct _dep): Add member cost.
6644         (DEP_COST, UNKNOWN_DEP_COST): New macros.
6645         * sched-deps.c (init_dep_1): Initialize DEP_COST.
6646         * haifa-sched.c (dep_cost_1): Use and set DEP_COST.
6647         (sched_change_pattern): Reset it for dependent insns.
6648
6649 2011-07-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6650
6651         * Makefile.in (CRT0STUFF_T_CFLAGS): Remove.
6652         ($(T)crt0.o, $(T)mcrt0.o, s-crt0): Remove.
6653         * config/i386/netware-crt0.c: Move to ../libgcc/config/i386.
6654         * config/i386/t-nwld (CRTSTUFF_T_CFLAGS, CRT0STUFF_T_CFLAGS): Remove.
6655         (CRT0_S, MCRT0_S): Remove.
6656         ($(T)libgcc.def, $(T)libc.def, $(T)libcpre.def, $(T)posixpre.def):
6657         Remove.
6658         (s-crt0): Remove.
6659         * config.gcc (i[3456x]86-*-netware*): Remove extra_parts.
6660
6661 2011-07-12  Eric Botcazou  <ebotcazou@adacore.com>
6662
6663         * cse.c (insert_with_costs): Put semi-colon after empty loop body
6664         on the next line.
6665         * emit-rtl.c (push_to_sequence): Likewise.
6666         * haifa-sched.c (max_issue): Likewise.
6667         * matrix-reorg.c (add_allocation_site): Likewise.
6668         * postreload-gcse.c (eliminate_partially_redundant_load): Likewise.
6669         * reload.c (alternative_allows_const_pool_ref): Likewise.
6670         * sched-rgn.c (rgn_add_block): Likewise.
6671         (rgn_fix_recovery_cfg): Likewise.
6672         * tree.c (attribute_list_contained): Likewise.
6673
6674 2011-07-12  Uros Bizjak  <ubizjak@gmail.com>
6675
6676         * config/i386/i386.c: Tidy processor feature bitmasks.
6677         (m_P4_NOCONA): New.
6678
6679 2011-07-12  Andrew Pinski  <pinskia@gmail.com>
6680
6681         PR rtl-opt/49474
6682         * cprop.c (find_implicit_sets): Correct the condition.
6683
6684 2011-07-12  Richard Henderson  <rth@redhat.com>
6685
6686         PR target/49713
6687         * dwarf2out.h (dwarf_frame_regnum): Remove.
6688         * dwarf2out.c (based_loc_descr): Revert last change.  Initialize regno
6689         earlier from DWARF_FRAME_REGNUM.  Never use dbx_reg_number.
6690         * dwarf2cfi.c (dw_stack_pointer_regnum, dw_frame_pointer_regnum): New.
6691         (execute_dwarf2_frame): Initialize them.
6692         (DW_STACK_POINTER_REGNUM, DW_FRAME_POINTER_REGNUM): Remove; replace
6693         users of the macros with the variables.
6694         (expand_builtin_dwarf_sp_column): Revert last change.
6695         (expand_builtin_init_dwarf_reg_sizes): Likewise.  Compute the
6696         result of DWARF_FRAME_REGNUM into a local variable.
6697
6698 2011-07-12  Richard Henderson  <rth@redhat.com>
6699
6700         PR target/49714
6701         * config/i386/i386.c (x86_output_mi_thunk): Use
6702         machopic_indirect_call_target instead of machopic_indirection_name
6703         directly.
6704
6705 2011-07-12  Laurent GUERBY  <laurent@guerby.net>
6706             Eric Botcazou  <ebotcazou@adacore.com>
6707
6708         * prefix.h: Wrap up in extern "C" block.
6709
6710 2011-07-12  Harsha Jagasia  <harsha.jagasia@amd.com>
6711
6712         AMD bdver2 Enablement
6713         * config.gcc (i[34567]86-*-linux* | ...): Add bdver2.
6714         (case ${target}): Add bdver2.
6715         * config/i386/driver-i386.c (host_detect_local_cpu): Let
6716         -march=native recognize bdver2 processors.
6717         * config/i386/i386-c.c (ix86_target_macros_internal): Add
6718         bdver2 def_and_undef
6719         * config/i386/i386.c (struct processor_costs bdver2_cost): New
6720         bdver2 cost table.
6721         (m_BDVER2): New definition.
6722         (m_AMD_MULTIPLE): Includes m_BDVER2.
6723         (initial_ix86_tune_features): Add bdver2 tuning.
6724         (processor_target_table): Add bdver2 entry.
6725         (static const char *const cpu_names): Add bdver2 entry.
6726         (ix86_option_override_internal): Add bdver2 instruction sets.
6727         (ix86_issue_rate): Add bdver2.
6728         (ix86_adjust_cost): Add bdver2.
6729         (has_dispatch): Add bdver2.
6730         * config/i386/i386.h (TARGET_BDVER2): New definition.
6731         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_bdver2.
6732         (enum processor_type): Add PROCESSOR_BDVER2.
6733         * config/i386/i386.md (define_attr "cpu"): Add bdver2.
6734         * config/i386/i386.opt ( mdispatch-scheduler): Add bdver2 to
6735         description.
6736
6737 2011-07-12  Richard Henderson  <rth@redhat.com>
6738
6739         PR target/49714
6740         * config/i386/i386.c (x86_output_mi_thunk): Fix mode for
6741         destination address in memory on some paths.
6742
6743 2011-07-12  Bernd Schmidt  <bernds@codesourcery.com>
6744
6745         * doc/tm.texi.in (FUNCTION_ARG_PADDING): Mention
6746         TARGET_FUNCTION_ARG_ROUND_BOUNDARY.
6747         (TARGET_FUNCTION_ARG_ROUND_BOUNDARY): Add hook.
6748         * function.c (locate_and_pad_parm): Take it into account.
6749         * target.def (function_arg_round_boundary): New hook.
6750         * targhooks.c (default_function_arg_round_boundary): New function.
6751         * targhooks.h (default_function_arg_round_boundary): Declare.
6752         * doc/tm.texi: Regenerate.
6753
6754 2011-07-12  Richard Guenther  <rguenther@suse.de>
6755
6756         * tree-ssa-copyrename.c (rename_ssa_copies): Zero statistics.
6757         Do not perform no-op changes.
6758
6759 2011-07-12  Richard Sandiford  <richard.sandiford@linaro.org>
6760
6761         * config/arm/predicates.md (neon_struct_operand): Make a normal
6762         predicate.
6763         (neon_struct_or_register_operand): New predicate.
6764         * config/arm/neon.md (movmisalign<mode>): Replace predicates
6765         with neon_struct_or_register_operand.
6766         (*movmisalign<mode>_neon_store, *movmisalign<mode>_neon_load): Use
6767         neon_struct_operand instead of memory_operand.
6768
6769 2011-07-12  Martin Jambor  <mjambor@suse.cz>
6770
6771         * cgraph.h (cgraph_get_node_or_alias): Removed declaration.
6772         * cgraph.c (cgraph_get_node_or_alias): Removed.
6773         (change_decl_assembler_name): Changed all calls to
6774         cgraph_get_node_or_alias to a call to cgraph_get_node.
6775         (cgraph_make_decl_local): Likewise.
6776         * lto-symtab.c (lto_symtab_resolve_symbols): Likewise.
6777         * varasm.c (default_binds_local_p_1): Likewise.
6778         (decl_binds_to_current_def_p): Likewise.
6779
6780 2011-07-12  Jakub Jelinek  <jakub@redhat.com>
6781
6782         PR tree-optimization/49712
6783         * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle TARGET_MEM_REF.
6784
6785 2011-07-11  Bernd Schmidt  <bernds@codesourcery.com>
6786
6787         * genautomata.c (add_arc): Return void.  All callers changed.
6788         (make_automaton): Remove dead code.
6789
6790 2011-07-11  Richard Henderson  <rth@redhat.com>
6791
6792         * dwarf2cfi.c (DW_STACK_POINTER_REGNUM): New.
6793         (DW_FRAME_POINTER_REGNUM): New.
6794         (expand_builtin_init_dwarf_reg_sizes): Use unsigned for rnum.
6795         (def_cfa_1): Do not convert reg to DWARF_FRAME_REGNUM here.
6796         (dwf_regno): New.
6797         (dwarf2out_flush_queued_reg_saves, dwarf2out_frame_debug_def_cfa,
6798         dwarf2out_frame_debug_adjust_cfa, dwarf2out_frame_debug_cfa_register,
6799         dwarf2out_frame_debug_cfa_expression, dwarf2out_frame_debug_expr):
6800         Use it.
6801         * dwarf2out.c (based_loc_descr): Use dwarf_frame_regnum.
6802         * dwarf2out.h (dwarf_frame_regnum): New.
6803         (struct cfa_loc): Document the domain of the reg member.
6804
6805 2011-07-11  Uros Bizjak  <ubizjak@gmail.com>
6806
6807         * config/i386/i386.c (ix86_trampoline_init): Switch arms of if expr.
6808         Use offset everywhere.  Always assert that offset <= TRAMPOLINE_SIZE.
6809
6810 2011-07-11  Jakub Jelinek  <jakub@redhat.com>
6811
6812         PR debug/49676
6813         * dwarf2out.c (int_shift_loc_descriptor): New function.
6814         (int_loc_descriptor): If shorter, emit i as
6815         (i >> shift), shift, DW_OP_shl for suitable shift value.
6816         Similarly, try to optimize large negative values using
6817         DW_OP_neg of a positive value if shorter.
6818         (size_of_int_shift_loc_descriptor): New function.
6819         (size_of_int_loc_descriptor): Adjust to match int_loc_descriptor
6820         changes.
6821         (mem_loc_descriptor) <case CONST_INT>: Emit zero-extended constants
6822         that fit into DWARF2_ADDR_SIZE bytes as int_loc_descriptor +
6823         DW_OP_GNU_convert instead of DW_OP_GNU_const_type if the former
6824         is shorter.
6825         (resolve_addr_in_expr): Optimize DW_OP_plus_uconst with a large
6826         addend as added DW_OP_plus if it is shorter.
6827
6828 2011-07-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6829
6830         * config/i386/sol2.h [!USE_GLD] (CTORS_SECTION_ASM_OP): Define.
6831         (DTORS_SECTION_ASM_OP): Define.
6832
6833 2011-07-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6834
6835         * config/dfp-bit.c, config/dfp-bit.h: Move to ../libgcc.
6836         * config/t-dfprules: Move to ../libgcc/config.
6837         * config.gcc (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
6838         i[34567]86-*-knetbsd*-gnu, i[34567]86-*-gnu*,
6839         i[34567]86-*-kopensolaris*-gnu): Remove t-dfprules from tmake_file.
6840         (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu, x86_64-*-knetbsd*-gnu):
6841         Likewise.
6842         (i[34567]86-*-cygwin*): Likewise.
6843         (i[34567]86-*-mingw*,  x86_64-*-mingw*): Likewise.
6844         (powerpc-*-linux*, powerpc64-*-linux*): Likewise.
6845         * Makefile.in (D32PBIT_FUNCS, D64PBIT_FUNCS, D128PBIT_FUNCS): Remove.
6846         (libgcc.mvars): Remove DFP_ENABLE, DFP_CFLAGS, D32PBIT_FUNCS,
6847         D64PBIT_FUNCS, D128PBIT_FUNCS.
6848
6849 2011-07-11  Richard Guenther  <rguenther@suse.de>
6850
6851         * tree-vrp.c (simplify_conversion_using_ranges): Manually
6852         translate the source value-range through the conversion chain.
6853
6854 2011-07-11  Richard Sandiford  <richard.sandiford@linaro.org>
6855
6856         * expr.c (expand_expr_real_1): Use expand_insn for movmisalign.
6857
6858 2011-07-11  Arthur Loiret  <aloiret@debian.org>
6859
6860         * config.gcc (s390-*-linux*): If 'enabled_targets' is 'all', build
6861         a bi-arch compiler defaulting to 31-bit. In this case:
6862         (tmake_file): Add s390/t-linux64.
6863         * doc/install.texi: Add s390-linux to the list of targets supporting
6864         --enable-targets=all.
6865
6866 2011-07-11  Arthur Loiret  <aloiret@debian.org>
6867             Matthias Klose <doko@debian.org>
6868
6869         * config.gcc (mips*-*-linux*): If 'enabled_targets' is 'all', build
6870         a tri-arch compiler defaulting to 32-bit (ABI o32). In this case:
6871         (tm_file): Add mips/linux64.h.
6872         (tmake_file): Add mips/t-linux64.
6873         (tm_defines): Add MIPS_ABI_DEFAULT=ABI_32.
6874         * config/mips/linux64.h (DRIVER_SELF_SPECS): Use MULTILIB_ABI_DEFAULT
6875         instead of hardcoded mabi=n32.
6876         * config/mips/t-linux64 (MULTILIB_DIRNAMES): Set to 'n32 . 64' if
6877         tm_defines contains MIPS_ABI_DEFAULT ABI_32, to follow the glibc
6878         convention.
6879
6880 2011-07-11  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
6881
6882         * passes.c (init_optimization_passes): Add invariant motion pass
6883         after induction variable optimization.
6884
6885 2011-07-11  Georg-Johann Lay  <avr@gjlay.de>
6886
6887         PR target/39633
6888         * config/avr/avr.c (notice_update_cc): For ashiftrt:QI, only
6889         offsets 1..5 set cc0 in a usable way.
6890
6891 2011-07-11  Romain Geissler  <romain.geissler@gmail.com>
6892
6893         * tree.h (call_expr_arg): Remove.
6894         (call_expr_argp): Likewise.
6895
6896 2011-07-11  Eric Botcazou  <ebotcazou@adacore.com>
6897
6898         * config/sparc/sparc.md (save_register_window_1): Rename to...
6899         (window_save): ...this.
6900         * config/sparc/sparc.c (emit_save_register_window): Rename to...
6901         (emit_window_save): ...this.
6902         (sparc_expand_prologue): Adjust to above renaming.
6903
6904 2011-07-10  H.J. Lu  <hongjiu.lu@intel.com>
6905
6906         * config/i386/i386.c (ix86_trampoline_init): Use movl instead
6907         of movabs for x32.
6908
6909 2011-07-10  Richard Henderson  <rth@redhat.com>
6910
6911         * config/i386/i386.c (x86_output_mi_thunk): Generate rtl and
6912         run final, instead of emitting text directly.
6913
6914 2011-07-10  H.J. Lu  <hongjiu.lu@intel.com>
6915
6916         * config/i386/i386.c (ix86_option_override_internal): Turn on
6917         OPTION_MASK_ISA_64BIT for TARGET_X32.  Only allow small and
6918         small PIC models for TARGET_X32.
6919
6920 2011-07-10  Hans-Peter Nilsson  <hp@axis.com>
6921
6922         PR target/49684
6923         * config/cris/t-elfmulti (CRTSTUFF_T_CFLAGS): Don't include
6924         $(LIBGCC2_CFLAGS).
6925
6926         PR bootstrap/49680
6927         * config/cris/cris.c (cris_asm_output_case_end): Robustify against
6928         stray notes and debug insns by using prev_nonnote_nondebug_insn
6929         instead of PREV_INSN.
6930
6931 2011-07-09  Richard Henderson  <rth@redhat.com>
6932
6933         * defaults.h (DWARF2_ADDR_SIZE, DWARF_OFFSET_SIZE,
6934         DWARF_TYPE_SIGNATURE_SIZE): Move from ...
6935         * dwarf2out.c: ... here.
6936         (output_all_cfis): Remove.
6937         (dwarf2out_switch_text_section): Use output_cfis directly.
6938         (size_of_locs): Export.
6939         (output_loc_sequence, output_loc_sequence_raw): Export.
6940         (div_data_align, need_data_align_sf_opcode, dwarf_cfi_name, output_cfi,
6941         output_cfi_directive, dwarf2out_emit_cfi, output_cfis, output_cfa_loc,
6942         output_cfa_loc_raw): Move to ...
6943         * dwarfcfi.c: ... here.
6944         * dwarf2out.h: Update decls.
6945
6946 2011-07-09  Richard Henderson  <rth@redhat.com>
6947
6948         * defaults.h (DWARF_CIE_DATA_ALIGNMENT, DWARF_FRAME_RETURN_COLUMN,
6949         DWARF_FRAME_REGNUM, DWARF2_FRAME_REG_OUT): Move from ...
6950         * dwarf2cfi.c: ... here.
6951         (PTR_SIZE, DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE): Remove.
6952         (DWARF_ROUND, DWARF_CIE_ID): Remove.
6953         * dwarf2out.c (INCOMING_RETURN_ADDR_RTX): Remove.
6954         (DWARF2_FRAME_REG_OUT, DWARF_CIE_DATA_ALIGNMENT): Remove.
6955         (DWARF_FRAME_RETURN_COLUMN, DWARF_FRAME_REGNUM): Remove.
6956
6957 2011-07-09  Richard Henderson  <rth@redhat.com>
6958
6959         * dwarf2cfi.c (cie_return_save): New.
6960         (queue_reg_save): Use compare_reg_or_pc.
6961         (dwarf2out_flush_queued_reg_saves): Handle pc_rtx as return column.
6962         (dwarf2out_frame_debug_expr): Likewise.
6963         (dwarf2out_frame_debug_cfa_register): Record saved reg for pc too.
6964         (initial_return_save): Likewise.
6965         (execute_dwarf2_frame): Save and restore initial return save from
6966         the cie to the fde.
6967         * config/mips/mips.c (mips_frame_set): Remove special case for
6968         DWARF_FRAME_RETURN_COLUMN.
6969
6970 2011-07-09  Richard Henderson  <rth@redhat.com>
6971
6972         * dwarf2cfi.c (lookup_cfa): Remove.
6973         (execute_dwarf2_frame): Assert queues are empty on entry.
6974         Setup initial cfa directly, not via lookup_cfa.
6975         Don't clear args_size state here.
6976
6977 2011-07-09  Richard Henderson  <rth@redhat.com>
6978
6979         * dwarf2cfi.c (add_cfi_vec): New.
6980         (add_cfi): Rename from add_fde_cfi.  Add the element to add_cfi_vec.
6981         (def_cfa_1, reg_save): Remove for_cie argument.  Update all callers.
6982         (execute_dwarf2_frame): Set add_cfi_vec.
6983
6984 2011-07-09  Richard Henderson  <rth@redhat.com>
6985
6986         * defaults.h (ASM_COMMENT_START): Move here...
6987         * dwarf2asm.c: ... from here.
6988         * dwarf2out.c, final.c, vmsdbgout.c: Remove duplicates.
6989         * toplev.c: Remove ifndef tests of ASM_COMMENT_START.
6990         * varasm.c: Likewise.
6991
6992 2011-07-09  Richard Henderson  <rth@redhat.com>
6993
6994         PR debug/49686
6995         * dwarf2cfi.c (dwarf2out_frame_debug): Don't set cfi_insn here...
6996         (create_cfi_notes): ... do it here instead.
6997
6998 2011-07-09  Jakub Jelinek  <jakub@redhat.com>
6999
7000         PR debug/49676
7001         * dwarf2out.c (size_of_int_loc_descriptor): New function.
7002         (address_of_int_loc_descriptor): Use it.
7003         (scompare_loc_descriptor): Optimize EQ/NE comparison with constant.
7004
7005 2011-07-09  Richard Henderson  <rth@redhat.com>
7006
7007         * config/pdp11/pdp11.md (define_c_enum "unspecv"): New.
7008         (prologue, epilogue): New.
7009         (return, *rts): New.
7010         (blockage, setd, seti): New.
7011         * config/pdp11/pdp11.c (TARGET_ASM_FUNCTION_PROLOGUE): Remove.
7012         (TARGET_ASM_FUNCTION_EPILOGUE): Remove.
7013         (pdp11_saved_regno): New.
7014         (pdp11_expand_prologue): Rename from pdp11_output_function_prologue;
7015         generate rtl instead of text.
7016         (pdp11_expand_epilogue): Similarly from pdp11_output_function_epilogue.
7017         (pdp11_sp_frame_offset): Export.  Use pdp11_saved_regno.
7018         * config/pdp11/pdp11-protos.h: Update.
7019
7020 2011-07-09  Richard Henderson  <rth@redhat.com>
7021
7022         * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
7023         try to insert an rtl prologue here.
7024         (rs6000_output_function_epilogue): Similarly.
7025         * config/rs6000/rs6000.md (prologue): Emit a barrier to
7026         satisfy !TARGET_SCHED_PROLOG.
7027         (epilogue, sibcall_epilogue): Likewise.
7028
7029 2011-07-09  Eric Botcazou  <ebotcazou@adacore.com>
7030
7031         * config/sparc/sparc.h (STACK_SAVEAREA_MODE): Move around.
7032         (FP_REG_P): Delete.
7033         (IN_OR_GLOBAL_P): Likewise.
7034
7035 2011-07-08  Jason Merrill  <jason@redhat.com>
7036
7037         PR c++/45437
7038         * gimplify.c (goa_stabilize_expr): Handle RHS preevaluation in
7039         compound assignment.
7040
7041         * cgraph.c (cgraph_add_to_same_comdat_group): New.
7042         * cgraph.h: Declare it.
7043         * ipa.c (function_and_variable_visibility): Make sure thunks
7044         have the right visibility.
7045
7046 2011-07-08  Richard Henderson  <rth@redhat.com>
7047
7048         PR bootstrap/49680
7049         * dwarf2cfi.c (dwarf2out_frame_debug): Insert cfi notes after
7050         any tablejump vector.
7051
7052         PR bootstrap/49680
7053         * dwarf2cfi.c (create_cfi_notes): Flush queued saves at the
7054         end of the prologue.
7055
7056 2011-07-08  Jakub Jelinek  <jakub@redhat.com>
7057
7058         PR target/49621
7059         * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Use
7060         CONST0_RTX (dest_mode) instead of const0_rtx as second operand of NE.
7061         * config/rs6000/vector.md (vector_select_<mode>,
7062         vector_select_<mode>_uns): Change second operand of NE to
7063         CONST0_RTX (<MODE>mode) instead of const0_rtx.
7064         * config/rs6000/altivec.md (*altivec_vsel<mode>,
7065         *altivec_vsel<mode>_uns): Expect second operand of NE to be
7066         zero_constant of the corresponding vector mode.
7067         * config/rs6000/vsx.md (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns):
7068         Likewise.
7069
7070 2011-07-08  Sebastian Pop  <sebastian.pop@amd.com>
7071
7072         * graphite-dependences.c (build_alias_set_powerset): Remove
7073         continue from loop, add one more assert.
7074
7075 2011-07-08  Georg-Johann Lay  <avr@gjlay.de>
7076
7077         PR target/46779
7078         * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
7079         In particular, allow 8-bit values in r28 and r29.
7080         (avr_hard_regno_scratch_ok): Disallow any register that might be
7081         part of the frame pointer.
7082         (avr_hard_regno_rename_ok): Same.
7083         (avr_legitimate_address_p): Don't allow SUBREGs.
7084
7085 2011-07-08  Julian Brown  <julian@codesourcery.com>
7086
7087         * config/arm/neon.md (vec_shr_<mode>, vec_shl_<mode>): Disable in
7088         big-endian mode.
7089         (reduc_splus_<mode>, reduc_uplus_<mode>, reduc_smin_<mode>)
7090         (reduc_smax_<mode>, reduc_umin_<mode>, reduc_umax_<mode>)
7091         (neon_vec_unpack<US>_lo_<mode>, neon_vec_unpack<US>_hi_<mode>)
7092         (vec_unpack<US>_hi_<mode>, vec_unpack<US>_lo_<mode>)
7093         (neon_vec_<US>mult_lo_<mode>, vec_widen_<US>mult_lo_<mode>)
7094         (neon_vec_<US>mult_hi_<mode>, vec_widen_<US>mult_hi_<mode>)
7095         (vec_pack_trunc_<mode>, neon_vec_pack_trunc_<mode>): Disable for Q
7096         registers in big-endian mode.
7097
7098 2011-07-08  Bernd Schmidt  <bernds@codesourcery.com>
7099
7100         * genattrtab.c (evaluate_eq_attr): Allow an attribute to be defined
7101         in terms of another.
7102         (write_attr_value): Write a cast if necessary.
7103
7104         * defaults.h (REG_WORDS_BIG_ENDIAN): Provide a default.
7105         * doc/tm.texi.in (WORDS_BIG_ENDIAN): Mention REG_WORDS_BIG_ENDIAN.
7106         (REG_WORDS_BIG_ENDIAN): Document.
7107         * doc/tm.texi: Regenerate.
7108         * reload.c (operands_match_p): Take it into account.
7109         (reload_adjust_reg_for_mode): Likewise.
7110         * rtlanal.c (subreg_get_info): Likewise.
7111
7112 2011-07-08  Richard Guenther  <rguenther@suse.de>
7113
7114         * fold-const.c (fold_binary_loc): Remove index +p PTR -> PTR +p index
7115         folding.
7116
7117 2011-07-08  Kai Tietz  <ktietz@redhat.com>
7118
7119         * fold-const.c (fold_truth_andor): Factored out truth_andor
7120         label from fold_binary as function.
7121         (fold_binary_loc): Replace truth_andor lable
7122         by function fold_truth_andor.
7123
7124 2011-07-08  Kirill Yukhin  <kirill.yukhin@intel.com>
7125
7126         PR middle-end/49519
7127         * calls.c (mem_overlaps_already_clobbered_arg_p): Additional
7128         check if address is stored in register. If so - give up.
7129         (check_sibcall_argument_overlap_1): Do not perform check of
7130         overlapping when it is call to address.
7131
7132 2011-07-08  Georg-Johann Lay  <avr@gjlay.de>
7133
7134         * config/avr/avr.c (output_reload_insisf): Use 'REG_Z+1' instead
7135         of magic '31'.
7136
7137 2011-07-08  Bernd Schmidt  <bernds@codesourcery.com>
7138
7139         * optabs.c (expand_binop): Use GET_MODE_PRECISION instead of
7140         GET_MODE_BITSIZE where appropriate.
7141         (widen_leading, expand_parity, expand_ctz, expand_ffs,
7142         expand_unop, expand_abs_nojump, expand_one_cmpl_abs_nojump,
7143         expand_float, expand_fix): Likewise.
7144         * expr.c (convert_move, convert_modes, expand_expr_real_2,
7145         expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
7146         * stor-layout.c (get_mode_bounds): Likewise.
7147         * cfgexpand.c (convert_debug_memory_address, expand_debug_expr):
7148         Likewise.
7149         * convert.c (convert_to_integer): Likewise.
7150         * expmed.c (expand_shift_1): Likewise.
7151
7152         * rtlanal.c (nonzero_bits1): Don't compare GET_MODE_SIZE against
7153         a bitsize.
7154
7155         * optabs.c (expand_binop): Tighten conditions for doubleword
7156         expansions.
7157         (widen_bswap): Assert that mode bitsize and precision are the same.
7158         * stor-layout.c (get_best_mode): Skip modes that have lower
7159         precision than bitsize.
7160         * recog.c (simplify_while_replacing): Assert that bitsize and
7161         precision are the same.
7162
7163 2011-07-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7164
7165         * Makefile.in (LIBGCOV): Remove.
7166         (libgcc.mvars): Remove LIBGCOV.
7167         * libgov.c: Move to ../libgcc.
7168
7169 2011-07-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7170
7171         * config/fixed-bit.c, config/fixed-bit.h: Move to ../libgcc.
7172
7173 2011-07-08  Martin Jambor  <mjambor@suse.cz>
7174
7175         * tree-sra.c (analyze_all_variable_accesses): Dump that a struture
7176         is too big for total scalarization.
7177
7178 2011-07-07  Richard Henderson  <rth@redhat.com>
7179
7180         * config/alpha/elf.h (MIPS_DEBUGGING_INFO): Undef.
7181         (DBX_DEBUGGING_INFO): Undef.
7182
7183 2011-07-07  Richard Henderson  <rth@redhat.com>
7184
7185         * dwarf2out.c (output_cfi_directive): Export.  Add FILE parameter.
7186         Handle some opcodes specially for debugging.
7187         * print-rtl.c: Include dwarf2out.h
7188         (print_rtx): Handle NOTE_INSN_CFI.
7189         * Makefile.in (print-rtl.o): Update.
7190
7191 2011-07-07  Richard Henderson  <rth@redhat.com>
7192
7193         * tree-pass.h (pass_dwarf2_frame): Declare.
7194         * passes.c (init_optimization_passes): Add it.
7195         * dwarf2cfi.c (dwarf2out_frame_debug): Make static.
7196         (create_cfi_notes): Rename from dwarf2out_frame_debug_after_prologue;
7197         make static, do not call add_cfis_to_fde.
7198         (dwarf2out_frame_debug_init, dwarf2cfi_function_init,
7199         dwarf2out_frame_init): Merge into...
7200         (execute_dwarf2_frame): ... here.  New function.
7201         (dwarf2out_do_frame, dwarf2out_do_cfi_asm): Make boolean.  Change
7202         saved_do_cfi_asm to a tri-state variable.
7203         (gate_dwarf2_frame, pass_dwarf2_frame): New.
7204         * dwarf2out.c (dwarf2out_begin_prologue): Only allocate the fde
7205         if it has yet to be done.  Don't call dwarf2cfi_function_init.
7206         * dwarf2out.h, debug.h: Update decls.
7207         * final.c (final_start_function): Don't call
7208         dwarf2out_frame_debug_init or dwarf2out_frame_debug_after_prologue.
7209         * lto-streamer-in.c (lto_init_eh): Don't call dwarf2out_frame_init.
7210         * toplev.c (lang_dependent_init): Likewise.
7211
7212 2011-07-07  Richard Henderson  <rth@redhat.com>
7213
7214         * dwarf2out.c (fde_table, fde_table_allocated, fde_table_in_use,
7215         FDE_TABLE_INCREMENT): Replace with...
7216         (fde_vec): ... this, a new vector.
7217         (current_fde): Remove.  Replace all users with cfun->fde.
7218         (output_call_frame_info): Use FOR_EACH_VEC_ELT over fde_vec.
7219         (size_of_aranges, dwarf2out_finish): Likewise.
7220         (dwarf2out_alloc_current_fde): Break out from ...
7221         (dwarf2out_begin_prologue): ... here.
7222         (dwarf2out_frame_init): Remove.
7223         * dwarf2cfi.c: Update all users of current_fde.
7224         (dwarf2out_frame_init): Rename from dwarf2cfi_frame_init.
7225         * dwarf2out.h: Update decls.
7226         (dw_fde_node): Add fde_index member.
7227         * function.h (struct function): Add fde member.
7228
7229 2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>
7230             Richard Henderson  <rth@redhat.com>
7231
7232         * dwarf2cfi.c (add_cfi): Remove.
7233         (dwarf2out_cfi_label): Remove force argument.  Only generate the
7234         label name.
7235         (add_fde_cfi): Simplify the different code paths.
7236         (add_cie_cfi): New.
7237         (old_cfa, old_cfa_remember): New.
7238         (def_cfa_1, reg_save): Remove label, add for_cie parameter.
7239         (last_reg_save_label): Remove.
7240         (dwarf2out_args_size, dwarf2out_stack_adjust, queue_reg_save,
7241         dwarf2out_frame_debug_def_cfa, dwarf2out_frame_debug_adjust_cfa,
7242         dwarf2out_frame_debug_cfa_offset, dwarf2out_frame_debug_cfa_register,
7243         dwarf2out_frame_debug_cfa_expression,
7244         dwarf2out_frame_debug_cfa_restore,
7245         dwarf2out_frame_debug_cfa_window_save,
7246         dwarf2out_frame_debug_expr): Remove label parameter.
7247         (cfi_label_required_p, add_cfis_to_fde): New.
7248         (dwarf2out_frame_debug_after_prologue): New.
7249         (dwarf2cfi_frame_init): Initialize old_cfa.
7250         (dwarf2out_frame_debug_restore_state): Likewise.
7251         * dwarf2out.c (dwarf2out_emit_cfi): Only do output for cfi_asm.
7252         (dwarf2out_switch_text_section): Don't clear dw_fde_current_label here.
7253         * final.c (final_start_function): Call
7254         dwarf2out_frame_debug_after_prologue.
7255
7256 2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>
7257             Richard Henderson  <rth@redhat.com>
7258
7259         * dwarf2cfi.c (cfi_insn): New.
7260         (dwarf2out_cfi_label): Don't emit cfi label here.
7261         (add_fde_cfi): Create a NOTE_INSN_CFI.
7262         (dwarf2out_frame_debug): Setup cfi_insn.
7263         (dwarf2out_frame_debug_init): Loop over insns creating CFI notes.
7264         (dwarf2out_cfi_begin_epilogue): Make static.
7265         (dwarf2out_frame_debug_restore_state): Make static.
7266         * dwarf2out.c (output_cfi_directive): Make static.
7267         (dwarf2out_emit_cfi): New.
7268         * dwarf2out.h: Update.
7269         * final.c (final): Remove CFI notes.
7270         (final_scan_insn): Don't call dwarf2out_cfi_begin_epilogue,
7271         dwarf2out_frame_debug_restore_state, dwarf2out_frame_debug.
7272         Handle NOTE_INSN_CFI and NOTE_INSN_CFI_LABEL.
7273         * insn-notes.def (NOTE_INSN_CFI): New.
7274         (NOTE_INSN_CFI_LABEL): New.
7275         * rtl.h (union rtunion_def): Add rt_cfi member.
7276         (XCFI, XCCFI, NOTE_CFI, NOTE_LABEL_NUMBER): New.
7277
7278 2011-07-07  Richard Henderson  <rth@redhat.com>
7279
7280         * dwarf2cfi.c: New file.
7281         * Makefile.in (OBJS): Add it.
7282         (GTFILES): Add dwarf2cfi.c and dwarf2out.h.
7283         * gengtype.c (open_base_files): Include dwarf2out.h.
7284         * coretypes.h (enum var_init_status): Move from ...
7285         * rtl.h: ... here.
7286         * dwarf2out.c (saved_do_cfi_asm, dwarf2out_do_frame,
7287         dwarf2out_do_cfi_asm, cie_cfi_vec, dwarf2out_cfi_label_num,
7288         expand_builtin_dwarf_sp_column, init_return_column_size,
7289         expand_builtin_init_dwarf_reg_sizes, new_cfi, add_cfi,
7290         dwarf2out_cfi_label, emit_cfa_remember, any_cfis_emitted, add_fde_cfi,
7291         lookup_cfa_1, lookup_cfa, cfa, cfa_store, cfa_remember, args_size,
7292         old_args_size, cfa_equal_p, def_cfa_1, reg_save, initial_return_save,
7293         stack_adjust_offset, barrier_args_size, compute_barrier_args_size_1,
7294         compute_barrier_args_size, dwarf2out_args_size,
7295         dwarf2out_stack_adjust, dwarf2out_notice_stack_adjust,
7296         queued_reg_saves, reg_saved_in_data, regs_saved_in_regs,
7297         compare_reg_or_pc, record_reg_saved_in_reg, last_reg_save_label,
7298         queue_reg_save, dwarf2out_flush_queued_reg_saves,
7299         clobbers_queued_reg_save, reg_saved_in, cfa_temp,
7300         dwarf2out_frame_debug_def_cfa, dwarf2out_frame_debug_adjust_cfa,
7301         dwarf2out_frame_debug_cfa_offset, dwarf2out_frame_debug_cfa_register,
7302         dwarf2out_frame_debug_cfa_expression,
7303         dwarf2out_frame_debug_cfa_restore,
7304         dwarf2out_frame_debug_cfa_window_save, dwarf2out_frame_debug_expr,
7305         dwarf2out_frame_debug, dwarf2out_frame_debug_init,
7306         dwarf2out_cfi_begin_epilogue, dwarf2out_frame_debug_restore_state,
7307         get_cfa_from_loc_descr): Move to dwarf2cfi.c.
7308         (dw_cfi_ref, dw_fde_ref, dw_cfi_oprnd_ref, enum dw_cfi_oprnd_type,
7309         dw_cfi_oprnd, dw_cfi_node, cfi_vec, dw_cfa_location, dw_fde_node,
7310         dw_val_ref, dw_die_ref, const_dw_die_ref, dw_loc_descr_ref,
7311         dw_loc_list_ref, enum dw_val_class, dw_vec_const, dw_val_node,
7312         dw_loc_descr_node): Move to dwarf2out.h.
7313         (current_fde, output_cfi_directive, build_cfa_loc, get_address_mode,
7314         mem_loc_descriptor): Export.
7315         (build_cfa_aligned_loc): Export.  Take CFA as a parameter.
7316         (dwarf2out_frame_init): Extract CIE generation code to
7317         dwarf2cfi_frame_init.
7318
7319 2011-07-07  Eric Botcazou  <ebotcazou@adacore.com>
7320
7321         PR target/49660
7322         * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Add
7323         MASK_V8PLUS, remove commented out flag and reorder.
7324
7325 2011-07-07  Jakub Jelinek  <jakub@redhat.com>
7326
7327         PR c/49644
7328         * c-typeck.c (build_binary_op): For MULT_EXPR and TRUNC_DIV_EXPR with
7329         one non-complex and one complex argument, call c_save_expr on both
7330         operands.
7331
7332 2011-07-07  Martin Jambor  <mjambor@suse.cz>
7333
7334         PR middle-end/49495
7335         * cgraphunit.c (verify_edge_corresponds_to_fndecl): New function.
7336         (verify_cgraph_node): Some functinality moved to
7337         verify_edge_corresponds_to_fndecl, call it.
7338
7339 2011-07-07  Joseph Myers  <joseph@codesourcery.com>
7340
7341         * config.gcc (*local*): Remove.
7342         * doc/install-old.texi: Don't mention local configurations.
7343
7344 2011-07-07  Jakub Jelinek  <jakub@redhat.com>
7345
7346         PR debug/49522
7347         * df-problems.c (dead_debug_reset): Remove dead_debug_uses
7348         referencing debug insns that have been reset.
7349         (dead_debug_insert_before): Don't assert reg is non-NULL,
7350         instead return immediately if it is NULL.
7351
7352 2011-07-07  Joseph Myers  <joseph@codesourcery.com>
7353
7354         * config/i386/t-crtpic, config/i386/t-svr3dbx, config/pa/t-pa: Remove.
7355
7356 2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>
7357
7358         * hw-doloop.c: New file.
7359         * hw-doloop.h: New file.
7360         * Makefile.in (OBJS): Add hw-doloop.o.
7361         (hw-doloop.o): New rule.
7362         ($(obj_out_file)): Add hw-doloop.h dependency.
7363         * config/bfin/bfin.c: Include "hw-doloop.h".
7364         (loop_info, DEF_VEC_P for loop_info, loop_info_d): Remove.
7365         (bfin_dump_loops, bfin_bb_in_loop, bfin_scan_loop): Remove.
7366         (hwloop_optimize): Renamed from bfin_optimize_loop.  Argument
7367         type changed to hwloop_info.  Return bool, true if the loop was
7368         successfully optimized.  Remove code that was moved to
7369         hw-doloop.c, and adjust other parts.
7370         (hwloop_fail): New static function, containing parts that used
7371         to be in bfin_optimize_loop.
7372         (bfin_discover_loop, bfin_discover_loops, free_loops,
7373         bfin_reorder_loops): Remove.
7374         (hwloop_pattern_reg): New static function.
7375         (bfin_doloop_hooks): New variable.
7376         (bfin_reorg_loops): Remove most code, call reorg_loops.
7377         * config/bfin/bfin.md (doloop_end splitter): Also enable if
7378         loop counter is a memory_operand.
7379
7380 2011-07-07  H.J. Lu  <hongjiu.lu@intel.com>
7381
7382         * config.gcc: Support --with-multilib-list for x86 Linux targets.
7383
7384         * configure.ac: Mention x86-64 for --with-multilib-list.
7385         * configure: Regenerated.
7386
7387         * config/i386/gnu-user64.h (SPEC_64): Support x32.
7388         (SPEC_32): Likewise.
7389         (ASM_SPEC): Likewise.
7390         (LINK_SPEC): Likewise.
7391         (TARGET_THREAD_SSP_OFFSET): Likewise.
7392         (TARGET_THREAD_SPLIT_STACK_OFFSET): Likewise.
7393         (SPEC_X32): New.
7394
7395         * config/i386/i386.h (TARGET_X32): New.
7396         (TARGET_LP64): New.
7397         (LONG_TYPE_SIZE): Likewise.
7398         (POINTER_SIZE): Likewise.
7399         (POINTERS_EXTEND_UNSIGNED): Likewise.
7400         (OPT_ARCH64): Support x32.
7401         (OPT_ARCH32): Likewise.
7402
7403         * config/i386/i386.opt (mx32): New.
7404
7405         * config/i386/kfreebsd-gnu64.h (GNU_USER_LINK_EMULATIONX32): New.
7406         (GLIBC_DYNAMIC_LINKERX32): Likewise.
7407         * config/i386/linux64.h (GNU_USER_LINK_EMULATIONX32): Likewise.
7408         (GLIBC_DYNAMIC_LINKERX32): Likewise.
7409
7410         * config/linux.h (UCLIBC_DYNAMIC_LINKERX32): New.
7411         (BIONIC_DYNAMIC_LINKERX32): Likewise.
7412         (GNU_USER_DYNAMIC_LINKERX32): Likewise.
7413
7414         * config/i386/t-linux64: Support TM_MULTILIB_CONFIG.
7415
7416         * doc/install.texi: Document --with-multilib-list for Linux/x86-64.
7417
7418         * doc/invoke.texi: Document -mx32.
7419
7420 2011-07-07  Richard Sandiford  <richard.sandiford@linaro.org>
7421
7422         * doc/invoke.texi (mwords-little-endian): Deprecate.
7423         * config/arm/arm.opt (mwords-little-endian): Likewise.
7424         * config/arm/arm.c (arm_option_override): Warn about the deprecation
7425         of -mwords-little-endian.
7426
7427 2011-07-07  Richard Sandiford  <richard.sandiford@linaro.org>
7428
7429         * reload1.c (choose_reload_regs): Use mode sizes to check whether
7430         an old reload register completely defines the required value.
7431
7432 2011-07-07  Richard Guenther  <rguenther@suse.de>
7433
7434         * fold-const.c (fold_unary_loc): Do not strip sign-changes
7435         for NEGATE_EXPR.
7436
7437 2011-07-07  Richard Guenther  <rguenther@suse.de>
7438
7439         * tree-vrp.c (simplify_conversion_using_ranges): New function.
7440         (simplify_stmt_using_ranges): Call it.
7441
7442 2011-07-07  Kai Tietz  <ktietz@redhat.com>
7443
7444         * tree-ssa-forwprop.c (truth_valued_ssa_name): New function.
7445         (lookup_logical_inverted_value): Likewise.
7446         (simplify_bitwise_binary_1): Likewise.
7447         (simplify_bitwise_binary): Use simplify_bitwise_binary_1.
7448
7449 2011-07-07  Joseph Myers  <joseph@codesourcery.com>
7450
7451         * gcc.c (%[Spec]): Don't document.
7452         (struct spec_list): Update comment.
7453         (do_spec_1): Don't handle %[Spec].
7454         * doc/invoke.texi (%[@var{name}]): Remove documentation of spec.
7455
7456 2011-07-07  Joseph Myers  <joseph@codesourcery.com>
7457
7458         * common/common-target-def.h (TARGET_HAVE_NAMED_SECTIONS): Don't
7459         default based on TARGET_ASM_NAMED_SECTION.
7460         * common/common-target.def (have_named_sections): Default to true.
7461         * common/config/default-common.c: Don't include tm.h.
7462         * common/config/picochip/picochip-common.c
7463         (TARGET_HAVE_NAMED_SECTIONS): Don't define.
7464         * common/config/m32c/m32c-common.c: Remove.
7465         * config.gcc (m32c*-*-*): Set target_has_targetm_common=no.
7466         * config/alpha/osf5.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
7467         * config/i386/openbsd.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
7468         * config/m68k/openbsd.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
7469         * config/pa/som.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
7470         * config/pdp11/pdp11.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
7471         * config/vax/openbsd.h (TARGET_HAVE_NAMED_SECTIONS): Define to false.
7472
7473 2011-07-07  Jakub Jelinek  <jakub@redhat.com>
7474
7475         PR middle-end/49640
7476         * gimplify.c (gimplify_compound_lval): For last 2 ARRAY_*REF operands
7477         and last COMPONENT_REF operand call gimplify_expr on it if non-NULL.
7478
7479 2011-07-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7480
7481         PR libmudflap/49550
7482         * gcc.c (MFWRAP_SPEC): Also wrap mmap64.
7483
7484 2011-07-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7485
7486         PR target/39150
7487         * configure.ac (gcc_cv_as_hidden): Also accept
7488         x86_64-*-solaris2.1[0-9]*.
7489         (gcc_cv_as_cfi_directive): Likewise.
7490         (gcc_cv_as_comdat_group_group): Likewise.
7491         (set_have_as_tls): Likewise.
7492         * configure: Regenerate.
7493         * config.gcc (i[34567]86-*-solaris2*): Also handle
7494         x86_64-*-solaris2.1[0-9]*.
7495         * config.host (i[34567]86-*-solaris2*): Likewise.
7496         * config/sparc/sol2.h (ASM_CPU_DEFAULT_SPEC): Remove.
7497         * config/sol2-bi.h (ASM_CPU_DEFAULT_SPEC): Redefine.
7498         [USE_GLD] (ARCH_DEFAULT_EMULATION): Define.
7499         (TARGET_LD_EMULATION): Use it.
7500         * config/i386/sol2.h (ASM_CPU_DEFAULT_SPEC): Define.
7501         (SUBTARGET_CPU_EXTRA_SPECS): Add asm_cpu_default.
7502         * config/i386/sol2-bi.h (ASM_CPU32_DEFAULT_SPEC): Define.
7503         (ASM_CPU64_DEFAULT_SPEC): Define.
7504         (ASM_CPU_SPEC): Use %(asm_cpu_default).
7505         (ASM_SPEC): Redefine.
7506         (DEFAULT_ARCH32_P): Define using TARGET_64BIT_DEFAULT.
7507         * config/host-solaris.c [__x86_64__] (TRY_EMPTY_VM_SPACE): Reduce.
7508         * doc/install.texi (Specific, amd64-*-solaris2.1[0-9]*): Document.
7509         (Specific, i?86-*-solaris2.10): Mention x86_64-*-solaris2.1[0-9]*
7510         configuration.
7511         (Specific, x86_64-*-solaris2.1[0-9]*): Document.
7512
7513 2011-07-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7514
7515         * config/sol2.h (ASM_SPEC): Split into ...
7516         (ASM_SPEC_BASE, ASM_PIC_SPEC): ... this.
7517         * config/i386/sol2.h (ASM_SPEC): Define using ASM_SPEC_BASE.
7518         * config/i386/sol2-bi.h (ASM_CPU_SPEC): Redefine.
7519         (ASM_SPEC): Use ASM_SPEC_BASE.
7520         * config/sparc/sol2.h (ASM_SPEC): Redefine.
7521
7522 2011-07-07  Georg-Johann Lay  <avr@gjlay.de>
7523
7524         * config/avr/avr.md (*reload_insi): Change predicate #1 to
7525         const_int_operand.  Ditto for peep2 producing this insn.
7526         Add argument to output_reload_insisf call.
7527         (*movsi,*movsf): Add argument to output_movsisf call.
7528         (*reload_insf): New insn and new peep2 to produce it.
7529         * config/avr/avr-protos.h (output_movsisf): Change prototype.
7530         (output_reload_insisf): Change prototype.
7531         * config/avr/avr.c (avr_asm_len): New function.
7532         (output_reload_insisf): Rewrite.
7533         (output_movsisf): Change prototype.  output_reload_insisf for
7534         all CONST_INT and CONST_DOUBLE.  ALlow moving 0.0f to memory.
7535         (adjust_insn_length): Add argument to output_movsisf and
7536         output_reload_insisf call.
7537
7538 2011-07-07  Bernd Schmidt  <bernds@codesourcery.com>
7539
7540         * emit-rtl.c (paradoxical_subreg_p): New function.
7541         * rtl.h (paradoxical_subreg_p): Declare.
7542         * combine.c (set_nonzero_bits_and_sign_copies, get_last_value,
7543         apply_distributive_law, simplify_comparison, simplify_set): Use it.
7544         * cse.c (record_jump_cond, cse_insn): Likewise.
7545         * expr.c (force_operand): Likewise.
7546         * rtlanal.c (num_sign_bit_copies1): Likewise.
7547         * reload1.c (eliminate_regs_1, strip_paradoxical_subreg): Likewise.
7548         * reload.c (push_secondary_reload, find_reloads_toplev): Likewise.
7549         (push_reload): Use precision to check for paradoxical subregs.
7550         * expmed.c (extract_bit_field_1): Likewise.
7551
7552         * machmode.h (HWI_COMPUTABLE_MODE_P): New macro.
7553         * combine.c (set_nonzero_bits_and_sign_copies): Use it.
7554         (find_split-point, combine_simplify_rtx, simplify_if_then_else,
7555         simplify_set, simplify_logical, expand_compound_operation,
7556         make_extraction, force_to_mode, if_then_else_cond, extended_count,
7557         try_widen_shift_mode, simplify_shift_const_1, simplify_comparison,
7558         record_value_for_reg): Likewise.
7559         * expmed.c (expand_widening_mult, expand_mult_highpart): Likewise.
7560         * simplify-rtx. c (simplify_unary_operation_1,
7561         simplify_binary_operation_1, simplify_const_relational_operation):
7562         Likewise.
7563
7564         * explow.c (trunc_int_for_mode): Use GET_MODE_PRECISION
7565         instead of GET_MODE_BITSIZE where appropriate.
7566         * rtlanal.c (subreg_lsb_1, subreg_get_info, nonzero_bits1,
7567         num_sign_bit_copies1, canonicalize_condition, low_bitmask_len,
7568         init_num_sign_bit_copies_in_rep): Likewise.
7569         * cse.c (fold_rtx, cse_insn): Likewise.
7570         * loop-doloop.c (doloop_modify, doloop_optimize): Likewise.
7571         * simplify-rtx.c (simplify_unary_operation_1,
7572         simplify_const_unary_operation, simplify_binary_operation_1,
7573         simplify_const_binary_operation, simplify_ternary_operation,
7574         simplify_const_relational_operation, simplify_subreg): Likewise.
7575         * combine.c (try_combine, find_split_point, combine_simplify_rtx,
7576         simplify_if_then_else, simplify_set, expand_compound_operation,
7577         expand_field_assignment, make_extraction, if_then_else_cond,
7578         make_compound_operation, force_to_mode, make_field_assignment,
7579         reg_nonzero_bits_for_combine, reg_num_sign_bit_copies_for_combine,
7580         extended_count, try_widen_shift_mode, simplify_shift_const_1,
7581         simplify_comparison, record_promoted_value, simplify_compare_const,
7582         record_dead_and_set_regs_1): Likewise.
7583
7584         Revert:
7585         * simplify-rtx.c (simplify_const_binary_operation): Use the
7586         shift_truncation_mask hook instead of performing modulo by width.
7587         Compare against mode precision, not bitsize.
7588         * combine.c (combine_simplify_rtx, simplify_shift_const_1):
7589         Use shift_truncation_mask instead of constructing the value manually.
7590
7591 2011-07-06  Michael Meissner  <meissner@linux.vnet.ibm.com>
7592
7593         * config/rs6000/rs6000-protos.h (rs6000_call_indirect_aix): New
7594         declaration.
7595         (rs6000_save_toc_in_prologue_p): Ditto.
7596
7597         * config/rs6000/rs6000.opt (-mr11): New switch to disable loading
7598         up the static chain (r11) during indirect function calls.
7599         (-msave-toc-indirect): New undocumented debug switch.
7600
7601         * config/rs6000/rs6000.c (struct machine_function): Add
7602         save_toc_in_prologue field to note whether the prologue needs to
7603         save the TOC value in the reserved stack location.
7604         (rs6000_emit_prologue): Use TOC_REGNUM instead of 2.  If we need
7605         to save the TOC in the prologue, do so.
7606         (rs6000_trampoline_init): Don't allow creating AIX style
7607         trampolines if -mno-r11 is in effect.
7608         (rs6000_call_indirect_aix): New function to create AIX style
7609         indirect calls, adding support for -mno-r11 to suppress loading
7610         the static chain, and saving the TOC in the prologue instead of
7611         the call body.
7612         (rs6000_save_toc_in_prologue_p): Return true if we are saving the
7613         TOC in the prologue.
7614
7615         * config/rs6000/rs6000.md (STACK_POINTER_REGNUM): Add more fixed
7616         register numbers.
7617         (TOC_REGNUM): Ditto.
7618         (STATIC_CHAIN_REGNUM): Ditto.
7619         (ARG_POINTER_REGNUM): Ditto.
7620         (SFP_REGNO): Delete, unused.
7621         (TOC_SAVE_OFFSET_32BIT): Add constants for AIX TOC save and
7622         function descriptor offsets.
7623         (TOC_SAVE_OFFSET_64BIT): Ditto.
7624         (AIX_FUNC_DESC_TOC_32BIT): Ditto.
7625         (AIX_FUNC_DESC_TOC_64BIT): Ditto.
7626         (AIX_FUNC_DESC_SC_32BIT): Ditto.
7627         (AIX_FUNC_DESC_SC_64BIT): Ditto.
7628         (ptrload): New mode attribute for the appropriate load of a pointer.
7629         (call_indirect_aix32): Delete, rewrite AIX indirect function calls.
7630         (call_indirect_aix64): Ditto.
7631         (call_value_indirect_aix32): Ditto.
7632         (call_value_indirect_aix64): Ditto.
7633         (call_indirect_nonlocal_aix32_internal): Ditto.
7634         (call_indirect_nonlocal_aix32): Ditto.
7635         (call_indirect_nonlocal_aix64_internal): Ditto.
7636         (call_indirect_nonlocal_aix64): Ditto.
7637         (call): Rewrite AIX indirect function calls.  Add support for
7638         eliminating the static chain, and for moving the save of the TOC
7639         to the function prologue.
7640         (call_value): Ditto.
7641         (call_indirect_aix<ptrsize>): Ditto.
7642         (call_indirect_aix<ptrsize>_internal): Ditto.
7643         (call_indirect_aix<ptrsize>_internal2): Ditto.
7644         (call_indirect_aix<ptrsize>_nor11): Ditto.
7645         (call_value_indirect_aix<ptrsize>): Ditto.
7646         (call_value_indirect_aix<ptrsize>_internal): Ditto.
7647         (call_value_indirect_aix<ptrsize>_internal2): Ditto.
7648         (call_value_indirect_aix<ptrsize>_nor11): Ditto.
7649         (call_nonlocal_aix32): Relocate in the rs6000.md file.
7650         (call_nonlocal_aix64): Ditto.
7651
7652         * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mr11 and
7653         -mno-r11 documentation.
7654
7655 2011-07-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
7656
7657         PR other/49658
7658         * doc/extend.texi (Compound Literals): Fix typo.
7659
7660 2011-07-06  James Greenhalgh  <james.greenhalgh@arm.com>
7661
7662         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Add __ARM_FEATURE_DSP.
7663
7664 2011-07-06  Basile Starynkevitch  <basile@starynkevitch.net>
7665
7666         * configure.ac (plugin-version.h): Generate
7667         GCCPLUGIN_VERSION_MAJOR, GCCPLUGIN_VERSION_MINOR,
7668         GCCPLUGIN_VERSION_PATCHLEVEL, GCCPLUGIN_VERSION constant integer
7669         macros.
7670
7671         * configure: Regenerate.
7672
7673         * doc/plugins.texi (Building GCC plugins): Mention
7674         GCCPLUGIN_VERSION ... constant macros in plugin-version.h.
7675
7676 2011-07-06  Bernd Schmidt  <bernds@codesourcery.com>
7677
7678         * machmode.h (TRULY_NOOP_TRUNCATION_MODES_P): New macro.
7679         * combine.c (make_extraction, gen_lowpart_or_truncate,
7680         apply_distributive_law, simplify_comparison,
7681         reg_truncated_to_mode, record_truncated_value): Use it.
7682         * cse.c (notreg_cost): Likewise.
7683         * expmed.c (store_bit_field_1, extract_bit_field_1): Likewise.
7684         * expr.c (convert_move, convert_modes): Likewise.
7685         * optabs.c (expand_binop, expand_unop): Likewise.
7686         * postreload.c (move2add_last_label): Likewise.
7687         * regmove.c (optimize_reg_copy_3): Likewise.
7688         * rtlhooks.c (gen_lowpart_general): Likewise.
7689         * simplify-rtx.c (simplify_unary_operation_1): Likewise.
7690
7691 2011-07-06  Joseph Myers  <joseph@codesourcery.com>
7692
7693         * config/rs6000/vxworks.h (WORDS_BIG_ENDIAN): Define.
7694
7695 2011-07-06  Bernd Schmidt  <bernds@codesourcery.com>
7696
7697         * cse.c (find_comparison_args): Use val_mode_signbit_set_p.
7698         * simplify-rtx.c (mode_signbit_p): Use GET_MODE_PRECISION.
7699         (val_mode_signbit_p, val_mode_signbit_set_p): New functions.
7700         (simplify_const_unary_operation, simplify_binary_operation_1,
7701         simplify_const_binary_operation, simplify_const_relational_operation):
7702         Use them.  Use GET_MODE_MASK for masking and sign-extensions.
7703         * combine.c (set_nonzero_bits_and_sign_copies, simplify_set,
7704         combine_simplify_rtx, force_to_mode, reg_nonzero_bits_for_combine,
7705         simplify_shift_const_1, simplify_comparison): Likewise.
7706         * expr.c (convert_modes): Likewise.
7707         * rtlanal.c (nonzero_bits1, canonicalize_condition): Likewise.
7708         * expmed.c (emit_cstore, emit_store_flag_1, emit_store_flag): Likewise.
7709         * rtl.h (val_mode_signbit_p, val_mode_signbit_set_p): Declare.
7710
7711         * simplify-rtx.c (simplify_ternary_operation): Remove dead code.
7712
7713 2011-07-06  Richard Guenther  <rguenther@suse.de>
7714
7715         PR tree-optimization/49645
7716         * c-decl.c (finish_decl): Also set DECL_HARD_REGISTER for global
7717         register variables.
7718         * tree-ssa-sccvn.c (vn_reference_op_eq): Disregard differences
7719         in type qualification here ...
7720         (copy_reference_ops_from_ref): ... not here.
7721         (vn_reference_lookup_3): ... or here.
7722         (copy_reference_ops_from_ref): Record decl bases as MEM[&decl].
7723         (vn_reference_lookup): Do the lookup with a valueized ao-ref.
7724
7725 2011-07-06  Ian Lance Taylor  <iant@google.com>
7726
7727         * doc/install.texi (Configuration): It's
7728         --enable-gnu-indirect-function, not --enable-indirect-function.
7729
7730 2011-07-06  Bernd Schmidt  <bernds@codesourcery.com>
7731
7732         * simplify-rtx.c (simplify_const_binary_operation): Use the
7733         shift_truncation_mask hook instead of performing modulo by width.
7734         Compare against mode precision, not bitsize.
7735         * combine.c (combine_simplify_rtx, simplify_shift_const_1):
7736         Use shift_truncation_mask instead of constructing the value manually.
7737
7738 2011-07-06  H.J. Lu  <hongjiu.lu@intel.com>
7739
7740         PR middle-end/47383
7741         * tree-ssa-address.c (addr_for_mem_ref): Use pointer_mode for
7742         address computation and convert to address_mode if needed.
7743
7744 2011-07-06  Richard Guenther  <rguenther@suse.de>
7745
7746         * tree.c (build_common_tree_nodes_2): Merge with
7747         build_common_tree_nodes.
7748         * tree.h (build_common_tree_nodes): Adjust prototype.
7749         (build_common_tree_nodes_2): Remove.
7750         * doc/tm.texi.in (lang_hooks.builtin_function): Adjust.
7751         * doc/tm.texi (lang_hooks.builtin_function): Regenerate.
7752
7753 2011-07-05  Jakub Jelinek  <jakub@redhat.com>
7754
7755         PR tree-optimization/49618
7756         * tree-eh.c (tree_could_trap_p) <case CALL_EXPR>: For DECL_WEAK
7757         t recurse on the decl.
7758         <case FUNCTION_DECL, case VAR_DECL>: For DECL_WEAK decls
7759         return true if expr isn't known to be defined in current
7760         TU or some other LTO partition.
7761
7762 2011-07-05  Michael Meissner  <meissner@linux.vnet.ibm.com>
7763
7764         * params.def (PARAM_CASE_VALUES_THRESHOLD): New parameter to
7765         override CASE_VALUES_THRESHOLD.
7766
7767         * stmt.c (toplevel): Include params.h.
7768         (case_values_threshold): Use the --param case-values-threshold
7769         value if non-zero, otherwise use machine dependent value.
7770         (expand_case): Use case_values_threshold.
7771
7772         * Makefile.in (stmt.o): Add $(PARAMS_H) dependency.
7773
7774         * doc/invoke.texi (--param case-values-threshold): Document.
7775
7776 2011-07-05  Richard Henderson  <rth@redhat.com>
7777
7778         * dwarf2out.c (dwarf2out_cfi_label): Make static.
7779         (dwarf2out_flush_queued_reg_saves): Make static.
7780         (dwarf2out_reg_save): Remove.
7781         (dwarf2out_return_save): Remove.
7782         (dwarf2out_return_reg): Remove.
7783         (dwarf2out_reg_save_reg): Remove.
7784         (dwarf2out_def_cfa): Merge into ...
7785         (dwarf2out_frame_init): ... here.
7786         * dwarf2out.h, tree.h: Remove declarations as necessary.
7787
7788 2011-07-05  Richard Henderson  <rth@redhat.com>
7789
7790         * config/ia64/ia64.c (ia64_dwarf_handle_frame_unspec): Remove.
7791         (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Remove.
7792         (ia64_expand_epilogue): Emit an empty FRAME_RELATED_EXPR for
7793         the alloc insn.
7794
7795         * config/ia64/ia64.c (ia64_emit_deleted_label_after_insn): Remove.
7796         (IA64_CHANGE_CFA_IN_EPILOGUE): Remove.
7797         (process_epilogue): Don't call dwarf2out_def_cfa.
7798
7799         * config/ia64/ia64.c (ia64_expand_prologue): Use pc_rtx to
7800         indicate the return address save.
7801         (process_cfa_register): Likewise.
7802
7803         * config/ia64/ia64.c (ia64_dwarf2out_def_steady_cfa): Remove.
7804         (process_cfa_adjust_cfa, ia64_asm_unwind_emit): Don't call it.
7805
7806         * config/ia64/ia64.c (ia64_expand_prologue): Emit REG_CFA_REGISTER
7807         for ar.pfs save at alloc insn.
7808
7809 2011-07-05  Richard Henderson  <rth@redhat.com>
7810
7811         * config/arm/arm.c (arm_dwarf_handle_frame_unspec): Remove.
7812         (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Remove.
7813         (arm_expand_prologue): Use REG_CFA_REGISTER to mark the
7814         stack pointer save.
7815         (arm_unwind_emit_set): Don't recognize UNSPEC_STACK_ALIGN.
7816         (arm_unwind_emit): Walk REG_NOTES for unwinding notes.  Emit
7817         proper unwind info for a REG_CFA_REGISTER save of stack pointer.
7818         * config/arm/arm.md (UNSPEC_STACK_ALIGN): Remove.
7819
7820 2011-07-05  Richard Henderson  <rth@redhat.com>
7821
7822         * config/vax/vax.md (define_c_enum unspecv): New.  Define the
7823         VUNSPEC_* constants here instead of via define_constants.
7824         (VUNSPEC_PEM): New constant.
7825         (procedure_entry_mask): New insn.
7826         (prologue): New expander.
7827         * config/vax/vax.c (vax_add_reg_cfa_offset): New.
7828         (vax_expand_prologue): Rename from vax_output_function_prologue;
7829         emit rtl instead of text.
7830         (TARGET_ASM_FUNCTION_PROLOGUE): Remove.
7831         (print_operand): Add 'x' prefix.
7832
7833 2011-07-05  H.J. Lu  <hongjiu.lu@intel.com>
7834
7835         PR middle-end/47715
7836         * calls.c (precompute_register_parameters): Promote the function
7837         argument before checking non-legitimate constant.
7838
7839 2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>
7840
7841         PR tree-optimization/47654
7842         * graphite-blocking.c (pbb_strip_mine_time_depth): Do not return bool.
7843         (lst_do_strip_mine_loop): Return an int.
7844         (lst_do_strip_mine): Same.
7845         (scop_do_strip_mine): Same.
7846         (scop_do_block): Loop blocking should strip-mine at least two loops.
7847         * graphite-interchange.c (lst_interchange_select_outer): Return an int.
7848         (scop_do_interchange): Same.
7849         * graphite-poly.h (scop_do_interchange): Update declaration.
7850         (scop_do_strip_mine): Same.
7851
7852 2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>
7853
7854         * graphite-clast-to-gimple.c (precision_for_value): Removed.
7855         (precision_for_interval): Removed.
7856         (gcc_type_for_interval): Use mpz_sizeinbase.
7857
7858 2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>
7859
7860         * graphite-ppl.h (value_max): Correct computation of max.
7861
7862 2011-07-05  Sebastian Pop  <sebastian.pop@amd.com>
7863
7864         * graphite-clast-to-gimple.c (clast_name_to_index): Add missing space.
7865
7866 2011-07-05  Richard Guenther  <rguenther@suse.de>
7867
7868         * c-decl.c (c_init_decl_processing): Defer building common
7869         tree nodes to c_common_nodes_and_builtins.
7870
7871 2011-07-05  Razya Ladelsky  <razya@il.ibm.com>
7872
7873         PR tree-optimization/49580
7874         * tree-cfg.c (gimple_duplicate_sese_tail): Remove handling of
7875         the loop's number of iterations.
7876         * tree-parloops.c (transform_to_exit_first_loop): Add the
7877         handling of the loop's number of iterations before the call
7878         to gimple_duplicate_sese_tail.
7879         Insert the stmt caclculating the new rhs of the loop's
7880         condition stmt to the preheader instead of iters_bb.
7881
7882 2011-07-05  H.J. Lu  <hongjiu.lu@intel.com>
7883
7884         PR rtl-optimization/47449
7885         * fwprop.c (forward_propagate_subreg): Don't propagate hard
7886         register nor zero/sign extended hard register.
7887
7888 2011-07-05  Richard Guenther  <rguenther@suse.de>
7889
7890         PR tree-optimization/49518
7891         PR tree-optimization/49628
7892         * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Skip
7893         irrelevant and invariant data-references.
7894         (vect_analyze_data_ref_access): For invariant loads clear the
7895         group association.
7896
7897 2011-07-04  Jakub Jelinek  <jakub@redhat.com>
7898
7899         PR rtl-optimization/49619
7900         * combine.c (combine_simplify_rtx): In PLUS -> IOR simplification
7901         pass VOIDmode as op0_mode to recursive call, and return temp even
7902         when different from tor, just if it is not IOR of the original
7903         PLUS arguments.
7904
7905         PR rtl-optimization/49472
7906         * simplify-rtx.c (simplify_unary_operation_1) <case NEG>: When
7907         negating MULT, negate the second operand instead of first.
7908         (simplify_binary_operation_1) <case MULT>: If one operand is
7909         a NEG and the other is MULT, don't attempt to optimize by negation
7910         of the MULT operand if it only moves the NEG operation around.
7911
7912         PR debug/49602
7913         * tree-into-ssa.c (rewrite_debug_stmt_uses): Disregard
7914         get_current_def return value if it can't be trusted to be
7915         the current value of the variable in the current bb.
7916
7917 2011-07-04  Uros Bizjak  <ubizjak@gmail.com>
7918
7919         PR target/49600
7920         * config/i386/i386.md (SSE2 int->float split): Push operand 1 in
7921         general register to memory for !TARGET_INTER_UNIT_MOVES.
7922
7923 2011-07-04  Georg-Johann Lay  <avr@gjlay.de>
7924
7925         PR target/44643
7926         * config/avr/avr.c (avr_insert_attributes): Use TYPE_READONLY
7927         instead of TREE_READONLY.
7928
7929 2011-07-04  Georg-Johann Lay  <avr@gjlay.de>
7930
7931         * doc/extend.texi (AVR Built-in Functions): Update documentation
7932         of __builtin_avr_fmul*.
7933         * config/avr/avr.c (avr_init_builtins): Don't depend on AVR_HAVE_MUL.
7934         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Ditto.
7935         * config/avr/avr.md (fmul): Rename to fmul_insn.
7936         (fmuls): Rename to fmuls_insn.
7937         (fmulsu): Rename to fmulsu_insn.
7938         (fmul,fmuls,fmulsu): New expander.
7939         (*fmul.call,*fmuls.call,*fmulsu.call): New Insn.
7940         * config/avr/t-avr (LIB1ASMFUNCS): Add _fmul, _fmuls, _fmulsu.
7941         * config/avr/libgcc.S (__fmul): New function.
7942         (__fmuls): New function.
7943         (__fmulsu,__fmulsu_exit): New function.
7944
7945 2011-07-04  Richard Guenther  <rguenther@suse.de>
7946
7947         PR tree-optimization/49615
7948         * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Fix
7949         basic-block index check.
7950
7951 2011-07-04  Georg-Johann Lay  <avr@gjlay.de>
7952
7953         * longlong.h (count_leading_zeros, count_trailing_zeros,
7954         COUNT_LEADING_ZEROS_0): Define for target avr if W_TYPE_SIZE is 16
7955         resp. 64.
7956
7957 2011-07-03  Ira Rosen  <ira.rosen@linaro.org>
7958
7959         PR tree-optimization/49610
7960         * tree-vect-loop.c (vect_is_slp_reduction): Check that DEF_STMT has
7961         a basic block.
7962
7963 2011-07-02  Eric Botcazou  <ebotcazou@adacore.com>
7964             Olivier Hainque  <hainque@adacore.com>
7965             Nicolas Setton  <setton@adacore.com>
7966
7967         * tree.h (TYPE_ARTIFICIAL): New flag.
7968         * dwarf2out.c (modified_type_die): Add a DW_AT_artificial attribute to
7969         the DIE of the type if it is artificial.
7970         (gen_array_type_die): Likewise.
7971         (gen_enumeration_type_die): Likewise.
7972         (gen_struct_or_union_type_die): Likewise.
7973         * lto-streamer-in.c (unpack_ts_base_value_fields): Use TYPE_ARTIFICIAL.
7974         * lto-streamer-out.c (pack_ts_base_value_fields): Likewise.
7975
7976 2011-07-01  Jakub Jelinek  <jakub@redhat.com>
7977
7978         * tree-object-size.c (pass_through_call): Handle
7979         BUILT_IN_ASSUME_ALIGNED.
7980
7981 2011-07-01  Martin Jambor  <mjambor@suse.cz>
7982
7983         * tree-sra.c (tree_non_mode_aligned_mem_p): Also ignore MEM_REFs.
7984
7985 2011-07-01  H.J. Lu  <hongjiu.lu@intel.com>
7986
7987         PR middle-end/48016
7988         * explow.c (update_nonlocal_goto_save_area): Use proper mode
7989         for stack save area.
7990         * function.c (expand_function_start): Likewise.
7991
7992 2011-07-01  Richard Guenther  <rguenther@suse.de>
7993
7994         PR middle-end/49596
7995         * cgraph.h (varpool_all_refs_explicit_p): Not analyzed nodes
7996         may have unknown refs.
7997
7998 2011-07-01  Kai Tietz  <ktietz@redhat.com>
7999
8000         * tree-ssa-forwprop.c (simplify_bitwise_binary): Fix typo.
8001
8002 2011-07-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8003
8004         * config.gcc: Obsolete alpha*-dec-osf5.1, mips-sgi-irix6.5.
8005         * doc/install.texi (Specific, alpha*-dec-osf5.1): Document it.
8006         (Specific, mips-sgi-irix6): Likewise.
8007
8008 2011-07-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8009
8010         PR libmudflap/49549
8011         * doc/sourcebuild.texi (Effective-Target Keywords): Document gld.
8012
8013 2011-07-01  Jakub Jelinek  <jakub@redhat.com>
8014
8015         * tree-pretty-print.c (dump_generic_code) <case CONSTRUCTOR>: Print
8016         [idx]= and [idx1 ... idx2]= before initializers if needed for
8017         array initializers.
8018
8019 2011-07-01  Chen Liqin  <liqin.gcc@gmail.com>
8020
8021         * config.gcc (score-*-elf): Remove score7.o.
8022         * config/score/t-score-elf: Likewise.
8023         * config/score/score.c: Merge score7 to score.c and
8024         remove forwarding functions.
8025         * config/score/score7.c: Deleted.
8026         * config/score/score7.h: Deleted.
8027
8028 2011-07-01  Richard Guenther  <rguenther@suse.de>
8029
8030         PR tree-optimization/49603
8031         * tree-vect-stmts.c (vectorizable_load): Remove unnecessary assert.
8032
8033 2011-06-30  Martin Jambor  <mjambor@suse.cz>
8034
8035         * tree-sra.c (struct access): Rename total_scalarization to
8036         grp_total_scalarization
8037         (completely_scalarize_var): New function.
8038         (sort_and_splice_var_accesses): Set total_scalarization in the
8039         representative access.
8040         (analyze_access_subtree): Propagate total scalarization accross the
8041         tree, no holes in totally scalarized trees, simplify coverage
8042         computation.
8043         (analyze_all_variable_accesses): Call completely_scalarize_var instead
8044         of completely_scalarize_record.
8045
8046 2011-06-30  Richard Henderson  <rth@redhat.com>
8047
8048         * config/i386/i386.h (X86_TUNE_DEEP_BRANCH_PREDICTION): Remove.
8049         (TARGET_DEEP_BRANCH_PREDICTION): Remove.
8050         * config/i386/i386.c: Don't include dwarf2out.h.
8051         (initial_ix86_tune_features): Remove X86_TUNE_DEEP_BRANCH_PREDICTION.
8052         (output_set_got): Don't test TARGET_DEEP_BRANCH_PREDICTION, delete
8053         all code dead thereafter.  Don't do dwarf2out_flush_queued_reg_saves.
8054         (ix86_expand_prologue): Set REG_CFA_FLUSH_QUEUE on set_got insn.
8055         (machopic_output_stub): Don't test TARGET_DEEP_BRANCH_PREDICTION.
8056
8057 2011-06-30  Richard Henderson  <rth@redhat.com>
8058
8059         * reg-notes.def (REG_CFA_FLUSH_QUEUE): New.
8060         * dwarf2out.c (dwarf2out_frame_debug): Handle it.
8061         * final.c (final_scan_insn): Look for it, and invoke
8062         dwarf2out_frame_debug before the insn if found.
8063
8064 2011-06-30  Richard Henderson  <rth@redhat.com>
8065
8066         * dwarf2out.c (dwarf2out_frame_debug_cfa_offset): Allow PC_RTX
8067         as a source, and interpret that as DWARF_FRAME_RETURN_COLUMN.
8068
8069 2011-06-30  Richard Henderson  <rth@redhat.com>
8070
8071         * dwarf2out.c (struct reg_saved_in_data): Provide a typedef.
8072         Define a vector of this type.
8073         (regs_saved_in_regs): Use a VEC.
8074         (num_regs_saved_in_regs): Remove.
8075         (compare_reg_or_pc): New.
8076         (record_reg_saved_in_reg): Split out from...
8077         (dwarf2out_flush_queued_reg_saves): ... here.
8078         (clobbers_queued_reg_save): Update for VEC.
8079         (reg_saved_in): Likewise.
8080         (dwarf2out_frame_debug_init): Likewise.
8081         (dwarf2out_reg_save_reg): Use record_reg_saved_in_reg.
8082         (dwarf2out_frame_debug_cfa_register): Likewise.
8083
8084 2011-06-30  Eric Botcazou  <ebotcazou@adacore.com>
8085
8086         PR tree-optimization/49572
8087         * tree-ssa-dom.c (initialize_hash_element) <GIMPLE_SINGLE_RHS>: Use the
8088         type of the RHS instead of that of the LHS for the expression type.
8089
8090 2011-06-30  Eric Botcazou  <ebotcazou@adacore.com>
8091
8092         * df-scan.c (df_get_entry_block_def_set): Use INCOMING_REGNO macro
8093         unconditionally.
8094
8095 2011-06-30  Richard Guenther  <rguenther@suse.de>
8096
8097         * opts.c (finish_options): Do not disable IPA-PTA during ltrans.
8098         * tree-ssa-structalias.c (create_variable_info_for): Do not
8099         add initial constraints for non-var-decls.  Properly handle
8100         globals in other ltrans partitions.
8101         (intra_create_variable_infos): Manually create constraints for
8102         the fake no-alias parameter.
8103         (ipa_pta_execute): Dump the cgraph, handle ltrans partitions properly
8104         and assert there are no clones.
8105
8106 2011-06-30  Richard Guenther  <rguenther@suse.de>
8107
8108         PR tree-optimization/46787
8109         * tree-data-ref.c (dr_address_invariant_p): Remove.
8110         (find_data_references_in_stmt): Invariant accesses are ok now.
8111         * tree-vect-stmts.c (vectorizable_load): Handle invariant loads.
8112         * tree-vect-data-refs.c (vect_analyze_data_ref_access): Allow
8113         invariant loads.
8114
8115 2011-06-30  Martin Jambor  <mjambor@suse.cz>
8116
8117         PR tree-optimization/49094
8118         * tree-sra.c (tree_non_mode_aligned_mem_p): New function.
8119         (build_accesses_from_assign): Use it.
8120
8121 2011-06-30  Jakub Jelinek  <jakub@redhat.com>
8122
8123         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call): Fix
8124         handling of BUILT_IN_ASSUME_ALIGNED.
8125
8126         PR debug/49364
8127         * dwarf2out.c (output_abbrev_section): Don't return early
8128         if abbrev_die_table_in_use is 1.
8129         (dwarf2out_finish): Instead don't call output_abbrev_section
8130         nor emit abbrev_section_label in that case.
8131
8132 2011-06-30  Nick Clifton  <nickc@redhat.com>
8133
8134         * config/v850/v850.h (CPP_SPEC): Define __v850e__ when compiling
8135         for the V850E.
8136
8137 2011-06-30  Jakub Jelinek  <jakub@redhat.com>
8138
8139         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call): Fix
8140         handling of BUILT_IN_MEMPCPY_CHK and BUILT_IN_STPCPY_CHK.
8141
8142 2011-06-30  Ira Rosen  <ira.rosen@linaro.org>
8143
8144         * tree-vect-loop.c (vect_determine_vectorization_factor): Handle
8145         both pattern and original statements if necessary.
8146         (vect_transform_loop): Likewise.
8147         * tree-vect-patterns.c (vect_pattern_recog): Update documentation.
8148         * tree-vect-stmts.c (vect_mark_relevant): Add new argument.
8149         Mark the pattern statement only if the original statement doesn't
8150         have its own uses.
8151         (process_use): Call vect_mark_relevant with additional parameter.
8152         (vect_mark_stmts_to_be_vectorized): Likewise.
8153         (vect_get_vec_def_for_operand): Use vectorized pattern statement.
8154         (vect_analyze_stmt): Handle both pattern and original statements
8155         if necessary.
8156         (vect_transform_stmt): Don't store vectorized pattern statement
8157         in the original statement.
8158         (vect_is_simple_use_1): Use related pattern statement only if the
8159         original statement is irrelevant.
8160         * tree-vect-slp.c (vect_get_and_check_slp_defs): Likewise.
8161
8162 2011-06-29  Changpeng Fang  <changpeng.fang@amd.com>
8163
8164         * config/i386/i386.opt (mprefer-avx128): Redefine the flag as a Mask
8165         option.
8166         * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_AVX128_OPTIMAL
8167         entry.
8168         (TARGET_AVX128_OPTIMAL): New definition.
8169         * config/i386/i386.c (initial_ix86_tune_features): Initialize
8170         X86_TUNE_AVX128_OPTIMAL entry.
8171         (ix86_option_override_internal): Enable the generation
8172         of the 128-bit instructions when TARGET_AVX128_OPTIMAL is set.
8173         (ix86_preferred_simd_mode): Use TARGET_PREFER_AVX128.
8174         (ix86_autovectorize_vector_sizes): Use TARGET_PREFER_AVX128.
8175
8176 2011-06-29  Eric Botcazou  <ebotcazou@adacore.com>
8177
8178         PR tree-optimization/49539
8179         * tree-ssa-forwprop.c (can_propagate_from): Check for abnormal SSA
8180         names by means of stmt_references_abnormal_ssa_name.
8181         (associate_plusminus): Call can_propagate_from before propagating
8182         from definition statements.
8183         (ssa_forward_propagate_and_combine): Remove superfluous newline.
8184
8185 2011-06-29  Richard Guenther  <rguenther@suse.de>
8186
8187         * doc/invoke.texi: Document -scev dump modifier.
8188         * tree-pass.h (TDF_SCEV): New dump flag.
8189         * tree-dump.c (dump_option_value_in): Add scev.
8190         * tree-chrec.c: Replace all TDF_DETAILS checks with TDF_SCEV.
8191         * tree-scalar-evolution.c: Likewise.
8192
8193 2011-06-29  Nathan Sidwell  <nathan@codesourcery.com>
8194
8195         * config/arm/unwind-arm.c (enum __cxa_type_match_result): New.
8196         (cxa_type_match): Correct declaration.
8197         (__gnu_unwind_pr_common): Reconstruct additional indirection
8198         when __cxa_type_match returns succeeded_with_ptr_to_base.
8199
8200 2011-06-29  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
8201
8202         PR rtl-optimization/49114
8203         * reload.c (struct replacement): Remove SUBREG_LOC member.
8204         (push_reload): Do not set it.
8205         (push_replacement): Likewise.
8206         (subst_reload): Remove dead code.
8207         (copy_replacements): Remove assertion.
8208         (copy_replacements_1): Do not handle SUBREG_LOC.
8209         (move_replacements): Likewise.
8210         (find_replacement): Remove dead code.  Use reload_adjust_reg_for_mode.
8211         Detect subregs via recursive descent instead of via SUBREG_LOC.
8212
8213 2011-06-29  Georg-Johann Lay  <avr@gjlay.de>
8214
8215         * config/avr/avr.c (avr_encode_section_info): Dispatch to
8216         default_encode_section_info.
8217
8218 2011-06-29  Richard Sandiford  <richard.sandiford@linaro.org>
8219
8220         PR tree-optimization/49545
8221         * builtins.c (get_object_alignment_1): Update function comment.
8222         Do not use DECL_ALIGN for functions, but test
8223         TARGET_PTRMEMFUNC_VBIT_LOCATION instead.
8224         * fold-const.c (get_pointer_modulus_and_residue): Don't check
8225         for functions here.
8226         * tree-ssa-ccp.c (get_value_from_alignment): Likewise.
8227
8228 2011-06-29  Jakub Jelinek  <jakub@redhat.com>
8229
8230         PR debug/49567
8231         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTEND>: Give up for
8232         non-MODE_INT modes instead of asserting the mode has MODE_INT class.
8233
8234 2011-06-29  Georg-Johann Lay  <avr@gjlay.de>
8235
8236         PR target/34734
8237         * config/avr/avr.c (avr_handle_progmem_attribute): Move warning
8238         about uninitialized data attributed 'progmem' from here...
8239         (avr_encode_section_info): ...to this new function.
8240         (TARGET_ENCODE_SECTION_INFO): New define.
8241         (avr_section_type_flags): For data in ".progmem.data", remove
8242         section flag SECTION_WRITE.
8243
8244 2011-06-29  Georg-Johann Lay  <avr@gjlay.de>
8245
8246         * config/avr/t-avr (LIB1ASMFUNCS): Add _mulhisi3, _umulhisi3,
8247         _xmulhisi3_exit.
8248         * config/avr/libgcc.S (_xmulhisi3_exit): New Function.
8249         (__mulhisi3): Optimize if have MUL*.  Use XJMP instead of rjmp.
8250         (__umulhisi3): Ditto.
8251         * config/avr/avr.md (mulhisi3): New insn expender.
8252         (umulhisi3): New insn expender.
8253         (*mulhisi3_call): New insn.
8254         (*umulhisi3_call): New insn.
8255
8256 2011-06-28  Joseph Myers  <joseph@codesourcery.com>
8257
8258         * Makefile.in (LIBGCC2_CFLAGS): Remove -D__GCC_FLOAT_NOT_NEEDED.
8259
8260 2011-06-28  Richard Henderson  <rth@redhat.com>
8261
8262         * config/arm/arm.c (thumb_pop): Rename from thumb_pushpop.  Delete
8263         all code and arguments that handled pushes.  Update all callers.
8264
8265 2011-06-28  Richard Henderson  <rth@redhat.com>
8266
8267         * config/arm/arm.c (arm_output_function_prologue): Don't call
8268         thumb1_output_function_prologue.
8269         (arm_expand_prologue): Avoid dead store.
8270         (number_of_first_bit_set): Use ctz_hwi.
8271         (thumb1_emit_multi_reg_push): New.
8272         (thumb1_expand_prologue): Merge thumb1_output_function_prologue
8273         to emit the entire prologue as rtl.
8274         (thumb1_output_interwork): Split out from
8275         thumb1_output_function_prologue.
8276         (thumb1_output_function_prologue): Remove.
8277         (arm_attr_length_push_multi): Handle thumb1.
8278         * config/arm/arm.md (VUNSPEC_THUMB1_INTERWORK): New.
8279         (prologue_thumb1_interwork): New.
8280         (*push_multi): Allow thumb1; use push_mult_memory_operand.
8281         * config/arm/predicates.md (push_mult_memory_operand): New.
8282
8283 2011-06-28  Eric Botcazou  <ebotcazou@adacore.com>
8284
8285         * config/sparc/sync.md (*stbar): Delete.
8286         (*membar_v8): New insn to implement UNSPEC_MEMBAR in SPARC-V8.
8287
8288 2011-06-28  Eric Botcazou  <ebotcazou@adacore.com>
8289
8290         * tree-ssa-dom.c (initialize_hash_element): Fix oversight.
8291
8292 2011-06-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8293
8294         * config/sparc/sol2-64.h (TARGET_DEFAULT): Remove.
8295         (TARGET_64BIT_DEFAULT): Define.
8296         * config.gcc (sparc*-*-solaris2*): Move sparc/sol2-64.h to front
8297         of tm_file.
8298         * config/sparc/sol2.h [TARGET_64BIT_DEFAULT] (TARGET_DEFAULT): Define.
8299
8300 2011-06-28  Joseph Myers  <joseph@codesourcery.com>
8301
8302         * common.opt (in_lto_p): New Variable entry.
8303         * flags.h (in_lto_p): Move to common.opt.
8304         * gcc.c: Include params.h.
8305         (set_option_handlers): Also use common_handle_option and
8306         target_handle_option.
8307         (main): Call global_init_params, finish_params and init_options_struct.
8308         * opts.c (debug_type_names): Move from toplev.c.
8309         (print_filtered_help): Access quiet_flag through opts pointer.
8310         (common_handle_option): Return early in the driver for some options.
8311         Access in_lto_p, dwarf_version and warn_maybe_uninitialized through
8312         opts pointer.
8313         * toplev.c (in_lto_p): Move to common.opt.
8314         (debug_type_names): Move to opts.c.
8315         * Makefile.in (OBJS): Remove opts.o.
8316         (OBJS-libcommon-target): Add opts.o.
8317         (gcc.o): Update dependencies.
8318
8319 2011-06-28  Kai Tietz  <ktietz@redhat.com>
8320
8321         * tree-ssa-forwprop.c (simplify_bitwise_binary): Improve type sinking.
8322
8323 2011-06-28  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
8324
8325         * config/arm/vfp.md ("*divsf3_vfp"): Replace '+' constraint modifier
8326         with '=' constraint modifier.
8327         (*divdf3_vfp): Likewise.
8328         ("*mulsf3_vfp"): Likewise.
8329         ("*muldf3_vfp"): Likewise.
8330         ("*mulsf3negsf_vfp"): Likewise.
8331         ("*muldf3negdf_vfp"): Likewise.
8332
8333 2011-06-28  Nick Clifton  <nickc@redhat.com>
8334
8335         * config/mn10300/mn10300.h (LINK_SPEC): Do not use linker
8336         relaxation when performing an incremental link.
8337
8338 2011-06-28  Kai Tietz  <ktietz@redhat.com>
8339
8340         * tree-ssa-math-opts.c (execute_optimize_bswap): Search
8341         within BB from last to first.
8342
8343 2011-06-28  Joseph Myers  <joseph@codesourcery.com>
8344
8345         * genattr-common.c: New.  Based on genattr.c.
8346         * Makefile.in (INSN_ATTR_H): Include insn-attr-common.h.
8347         (MOSTLYCLEANFILES): Add insn-attr-common.h.
8348         (opts.o): Update dependencies.
8349         (.PRECIOUS): Add insn-attr-common.h.
8350         (simple_rtl_generated_h): Add insn-attr-common.h.
8351         (build/genattr-common.o): New.
8352         (genprogrtl): Add attr-common.
8353         * genattr.c (main): Include insn-attr-common.h.  Don't generate
8354         definitions of DELAY_SLOTS or INSN_SCHEDULING.
8355         * opts.c: Include insn-attr-common.h instead of rtl.h and insn-attr.h.
8356
8357 2011-06-28  Georg-Johann Lay  <avr@gjlay.de>
8358
8359         * config.gcc (tm_file): Add elfos.h and avr/elf.h for
8360         avr-*-* and avr-*-rtems* targets.
8361
8362         * config/avr/elf.h: New file.
8363         (ASM_OUTPUT_BEFORE_CASE_LABEL): Define.
8364         (TARGET_ASM_SELECT_SECTION): Define.
8365         (INIT_SECTION_ASM_OP): Undefine.
8366         (FINI_SECTION_ASM_OP): Undefine.
8367         (READONLY_DATA_SECTION_ASM_OP): Undefine.
8368         (PCC_BITFIELD_TYPE_MATTERS): Undefine.
8369         (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Undefine.
8370         * config/avr/avr.h:
8371         (PREFERRED_DEBUGGING_TYPE): Move to elf.h.
8372         (TARGET_ASM_NAMED_SECTION): Move to elf.h.
8373         (MAX_OFILE_ALIGNMENT): Move to elf.h.
8374         (STRING_LIMIT): Move to elf.h.
8375         (ASM_DECLARE_FUNCTION_NAME): Move to elf.h.
8376         (ASM_DECLARE_OBJECT_NAME): Remove.
8377         (ESCAPES): Remove.
8378         (ASM_OUTPUT_SKIP): Remove.
8379         (DWARF2_DEBUGGING_INFO): Remove.
8380         (OBJECT_FORMAT_ELF): Remove.
8381         (USER_LABEL_PREFIX): Remove.
8382         (ASM_OUTPUT_EXTERNAL): Remove.
8383         (ASM_OUTPUT_ASCII): Remove.
8384         (TYPE_ASM_OP): Remove.
8385         (SIZE_ASM_OP): Remove.
8386         (WEAK_ASM_OP): Remove.
8387         (STRING_ASM_OP): Remove.
8388         (SET_ASM_OP): Remove.
8389         (ASM_WEAKEN_LABEL): Remove.
8390         (TYPE_OPERAND_FMT): Remove.
8391         (ASM_DECLARE_FUNCTION_SIZE): Remove.
8392         (ASM_FINISH_DECLARE_OBJECT): Remove.
8393         (NO_DOLLAR_IN_LABEL): Remove.
8394         (ASM_GENERATE_INTERNAL_LABEL): Remove.
8395         (ASM_OUTPUT_CASE_LABEL): Remove.
8396         * config/avr/avr.c (avr_asm_output_aligned_decl_common): Use
8397         ASM_OUTPUT_ALIGNED_LOCAL, ASM_OUTPUT_ALIGNED_COMMON.
8398         (gas_output_ascii): Remove.
8399         (gas_output_limited_string): Remove.
8400         (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
8401         * config/avr/avr-protos.h
8402         (gas_output_ascii): Remove prototye.
8403         (gas_output_limited_string): Remove prototype.
8404
8405 2011-06-27  Richard Earnshaw  <rearnsha@arm.com>
8406
8407         PR target/48637
8408         * arm.c (arm_print_operand): Allow sym+offset.  Don't abort on invalid
8409         asm operands.
8410
8411 2011-06-27  Jan Hubicka  <jh@suse.cz>
8412
8413         * ipa.c (cgraph_address_taken_from_non_vtable_p): Walk references of
8414         node instead of references in node.
8415
8416 2011-06-27  Richard Henderson  <rth@redhat.com>
8417
8418         * config/alpha/alpha.c (vms_patch_builtins): Provide dummy definition.
8419         * config/ia64/ia64.c (ia64_init_builtins): Call vms_patch_builtins
8420         inside ifdef.
8421
8422 2011-06-27  Jakub Jelinek  <jakub@redhat.com>
8423
8424         * c-decl.c (union lang_tree_node): Use it in chain_next expression.
8425
8426         * builtin-types.def (BT_FN_PTR_CONST_PTR_SIZE_VAR): New.
8427         * builtins.def (BUILT_IN_ASSUME_ALIGNED): New builtin.
8428         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call,
8429         find_func_clobbers): Handle BUILT_IN_ASSUME_ALIGNED.
8430         * tree-ssa-ccp.c (bit_value_assume_aligned): New function.
8431         (evaluate_stmt, execute_fold_all_builtins): Handle
8432         BUILT_IN_ASSUME_ALIGNED.
8433         * tree-ssa-dce.c (propagate_necessity): Likewise.
8434         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1,
8435         call_may_clobber_ref_p_1): Likewise.
8436         * builtins.c (is_simple_builtin, expand_builtin): Likewise.
8437         (expand_builtin_assume_aligned): New function.
8438         * doc/extend.texi (__builtin_assume_aligned): Document.
8439
8440         PR debug/49544
8441         * cselib.c (promote_debug_loc): If cselib_preserve_constants
8442         and l has two DEBUG_INSN owned locs instead of just one, adjust
8443         the second location's setting_insn too.
8444
8445 2011-06-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8446
8447         PR libmudflap/38738
8448         * config/sol2.h [!USE_GLD] (MFLIB_SPEC): Define.
8449
8450 2011-06-27  Nick Clifton  <nickc@redhat.com>
8451
8452         * config/mn10300/mn10300.md (clzsi2): Use XOR after BSCH to convert
8453         bit position of highest bit set into a count of the high zero bits.
8454
8455 2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>
8456
8457         * dwarf2out.c (TYPE_DECL_IS_STUB): Extend mechanism to all types.
8458
8459 2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>
8460
8461         PR lto/48492
8462         * dwarf2out.c (dwarf2out_finish): Do not attach a DIE on the limbo list
8463         to a NULL parent.
8464
8465 2011-06-27  Richard Guenther  <rguenther@suse.de>
8466
8467         PR tree-optimization/49394
8468         * passes.c (execute_one_pass): Restore current_pass after
8469         applying IPA transforms.
8470
8471 2011-06-27  Kai Tietz  <ktietz@redhat.com>
8472
8473         * tree-ssa-math-opts.c (do_shift_rotate): Zero bits
8474         out of type precision after operation.
8475         (find_bswap): Take for limit value the integer auto-promotion
8476         into account.
8477
8478 2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>
8479
8480         * reorg.c (fill_simple_delay_slots): Use stop_search_p to stop the
8481         forward scan as well.
8482
8483 2011-06-27  Tristan Gingold  <gingold@adacore.com>
8484
8485         PR target/44241
8486         * config/vms/vms-protos.h: New file.
8487         * config/vms/vms-crtlmap.map: New file.
8488         * config/vms/vms.c: New file.
8489         * config/vms/make-crtlmap.awk: New file.
8490         * config/vms/vms-crtl.h: File removed.
8491         * config/vms/vms-crtl-64.h: File removed.
8492         * config/vms/t-vms (vms-crtlmap.h, vms.o): New targets.
8493         * config/alpha/vms64.h: Do not include vms-crtl-64.h
8494         * config/alpha/alpha.c (alpha_init_builtins): Remove code to
8495         clear some builtins on VMS.  Calls vms_patch_builtins.
8496         (avms_asm_output_external): Remove.
8497         * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Remove.
8498         (struct crtl_name_spec): Remove
8499         (DO_CTRL_NAMES): Remove.
8500         * config/ia64/vms.h (struct crtl_name_spec): Remove
8501         (DO_CTRL_NAMES): Remove.
8502         * config/ia64/ia64.c (alpha_init_builtins): Remove code to
8503         clear some builtins on VMS.  Calls vms_patch_builtins.
8504         (ia64_asm_output_external): Remove DO_CRTL_NAME.
8505         * config/ia64/vms64.h: Do not include vms-crtl-64.h
8506         * config.gcc (*-*-*vms*): Define extra_objs, target_gtfiles, tm_p_file.
8507
8508 2011-06-27  Tristan Gingold  <gingold@adacore.com>
8509
8510         * config/alpha/alpha.c (alpha_end_function): Always generate .end
8511         directive on VMS.
8512
8513 2011-06-27  Eric Botcazou  <ebotcazou@adacore.com>
8514
8515         * config/sparc/sparc.c (sparc_frame_pointer_required): Return true if
8516         the function receives nonlocal gotos.
8517
8518 2011-06-27  Richard Guenther  <rguenther@suse.de>
8519
8520         PR tree-optimization/49536
8521         * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
8522         For non-scalar inner types use a scalar type according to
8523         the scalar inner mode.
8524
8525 2011-06-27  Richard Guenther  <rguenther@suse.de>
8526
8527         PR tree-optimization/49365
8528         * params.def (min-insn-to-prefetch-ratio): Reduce from 10 to 9.
8529
8530 2011-06-27  Richard Guenther  <rguenther@suse.de>
8531
8532         PR tree-optimization/49169
8533         * fold-const.c (get_pointer_modulus_and_residue): Don't rely on
8534         the alignment of function decls.
8535
8536 2011-06-26  Iain Sandoe  <iains@gcc.gnu.org>
8537
8538         PR target/47997
8539         * config/darwin.c (darwin_mergeable_string_section): Place string
8540         constants in '.cstring' rather than '.const' when CF/NSStrings are
8541         active.
8542
8543 2011-06-26  Eric Botcazou  <ebotcazou@adacore.com>
8544
8545         * config/sparc/sparc.c (save_local_or_in_reg_p): Adjust comment.
8546         (emit_save_register_window): Likewise.
8547         (sparc_expand_prologue): Use SIZE_INT_RTX and SIZE_RTX variables.
8548         (sparc_flat_expand_prologue): Add comment.  Always emit blockage.
8549         Swap back %o7/%i7 in register naming.
8550
8551 2011-06-25  Iain Sandoe  <iains@gcc.gnu.org>
8552
8553         PR driver/49371
8554         * config/darwin.c (darwin_override_options): Improve warning when
8555         mdynamic-no-pic is given together with fPIC/fpic, also warn when it
8556         is given with fpie/fPIE.
8557         * config/darwin.h (PIE_SPEC): New, (LINK_SPEC): Use PIE_SPEC.
8558         * config/darwin9.h (PIE_SPEC): New.
8559
8560 2011-06-25  Basile Starynkevitch  <basile@starynkevitch.net>
8561
8562         * timevar.c (timevar_print): Increase width for display of timevar
8563         name.
8564
8565 2011-06-24  Jakub Jelinek  <jakub@redhat.com>
8566
8567         PR c++/46400
8568         * c-decl.c (union lang_tree_node): Use TYPE_NEXT_VARIANT
8569         instead of TYPE_CHAIN for chain_next for types.
8570
8571 2011-06-24  Richard Henderson  <rth@redhat.com>
8572
8573         * config/sparc/sparc.md (create_flat_frame_1<P:mode>): Remove.
8574         (create_flat_frame_2<P:mode>, create_flat_frame_3<P:mode>): Remove.
8575         * config/sparc/sparc.c (gen_create_flat_frame_1): Remove.
8576         (gen_create_flat_frame_2, gen_create_flat_frame_3): Remove.
8577         (sparc_flat_expand_prologue): Emit individual instructions
8578         instead of one of the above.
8579
8580 2011-06-24  Easwaran Raman  <eraman@google.com>
8581
8582         PR rtl-optimization/49429
8583         PR target/49454
8584         * expr.c (emit_block_move_hints):  Mark MEM_EXPR(x) and
8585         MEM_EXPR(y) addressable if emit_block_move_via_libcall is
8586         used to copy y into x.
8587         * calls.c (initialize_argument_information): Mark
8588         an argument addressable if it is passed by invisible reference.
8589         (emit_library_call_value_1): Mark  MEM_EXPR (val) addressable
8590         if it is passed by reference.
8591
8592 2011-06-24  H.J. Lu  <hongjiu.lu@intel.com>
8593
8594         PR rtl-optimization/49504
8595         * rtlanal.c (nonzero_bits1): Properly handle addition or
8596         subtraction of a pointer in Pmode if pointers extend unsigned.
8597         (num_sign_bit_copies1): Likewise.
8598
8599 2011-06-24  Martin Jambor  <mjambor@suse.cz>
8600
8601         PR tree-optimizations/49516
8602         * tree-sra.c (sra_modify_assign): Choose the safe path for
8603         aggregate copies if we also did scalar replacements.
8604
8605 2011-06-24  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
8606
8607         PR target/49335
8608         * config/arm/predicates.md (add_operator): New.
8609         * config/arm/arm.md ("*arith_shiftsi"): Fix for SP reg usage in Thumb2.
8610
8611 2011-06-24  Andi Kleen  <ak@linux.intel.com>
8612
8613         * tree-sra.c (type_internals_preclude_sra_p): Add msg
8614         parameter. Split up ifs and report reason in *msg.
8615         (reject): Add.
8616         (find_var_candiate): Add msg variable.
8617         Split up ifs and report reason to reject.
8618         (find_param_candidates): Add msg variable.
8619         Pass msg to type_internals_preclude_sra_p.
8620
8621 2011-06-23  Jeff Law  <law@redhat.com>
8622
8623         PR middle-end/48770
8624         * reload.h (reload): Change to return a bool.
8625         * ira.c (ira): If requested by reload, run a fast DCE pass after
8626         reload has completed.  Fix comment typo.
8627         * reload1.c (need_dce): New file scoped static.
8628         (reload): Set reload_completed here.  Return whether or not a DCE
8629         pass after reload is needed.
8630         (delete_dead_insn): Set need_dce as needed.
8631
8632         PR middle-end/49465
8633         * tree-ssa-threadupate.c (fix_duplicate_block_edges): Fix condition
8634         to detect threading through joiner block.  If there was already
8635         an edge to the new target, then do not change the PHI nodes.
8636
8637 2011-06-23  Jakub Jelinek  <jakub@redhat.com>
8638
8639         * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Use
8640         get_pointer_alignment to see if base isn't sufficiently aligned.
8641
8642 2011-06-23  Jan Hubicka  <jh@suse.cz>
8643
8644         PR tree-optimize/49373
8645         * tree-pass.h (all_late_ipa_passes): Declare.
8646         * cgraphunit.c (init_lowered_empty_function): Fix properties.
8647         (cgraph_optimize): Execute late passes; remove unreachable funcions
8648         after materialization.
8649         * ipa-inline.c (gate_ipa_inline): Enable only when optimizing or
8650         LTOing.
8651         * passes.c (all_late_ipa_passes): Declare.
8652         (dump_passes, register_pass): Handle late ipa passes.
8653         (init_optimization_passes): Move ipa_pta to late passes; schedule
8654         fixup_cfg at beggining of all_passes.
8655         (apply_ipa_transforms): New function.
8656         (execute_one_pass): When doing simple ipa pass, apply all transforms.
8657
8658 2011-06-23  Joseph Myers  <joseph@codesourcery.com>
8659
8660         * params.c: Include common/common-target.h.  Don't include tm.h.
8661         (lang_independent_params): Move from toplev.c.
8662         (global_init_params): New.
8663         * params.h (global_init_params): Declare.
8664         * target.def (default_params): Move to common-target.def.
8665         * toplev.c (lang_independent_options): Remove.
8666         (lang_independent_params): Move to params.c.
8667         (general_init): Use global_init_params.
8668         * common/common-target.def (option_default_params): Move from
8669         target.def.
8670         * common/config/ia64/ia64-common.c: Include params.h.
8671         (ia64_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
8672         from ia64.c.
8673         * common/config/rs6000/rs6000-common.c: Include params.h.
8674         (rs6000_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
8675         from rs6000.c.
8676         * common/config/sh/sh-common.c: Include params.h.
8677         (sh_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
8678         from sh.c.
8679         * common/config/spu/spu-common.c: Include params.h.
8680         (spu_option_default_params, TARGET_OPTION_DEFAULT_PARAMS): Move
8681         from spu.c.
8682         * config/ia64/ia64.c (ia64_option_default_params,
8683         TARGET_OPTION_DEFAULT_PARAMS): Move to ia64-common.c.
8684         * config/rs6000/rs6000.c (rs6000_option_default_params,
8685         TARGET_OPTION_DEFAULT_PARAMS): Move to rs6000-common.c.
8686         * config/sh/sh.c (sh_option_default_params,
8687         TARGET_OPTION_DEFAULT_PARAMS): Move to sh-common.c.
8688         * config/spu/spu.c (spu_option_default_params,
8689         TARGET_OPTION_DEFAULT_PARAMS): Move to spu-common.c.
8690         * Makefile.in (OBJS): Remove params.o.
8691         (OBJS-libcommon-target): Add params.o.
8692         (params.o, $(common_out_object_file)): Update dependencies.
8693         * doc/tm.texi: Regenerate.
8694
8695 2011-06-23  Alan Modra  <amodra@gmail.com>
8696
8697         PR bootstrap/49383
8698         * config/rs6000/rs6000.c (call_ABI_of_interest): Adjust cgraph
8699         invocation for 2011-06-09 changes.
8700
8701 2011-06-22  Jakub Jelinek  <jakub@redhat.com>
8702
8703         PR libgomp/49490
8704         * omp-low.c (expand_omp_for_static_nochunk): Only
8705         use n ceil/ nthreads size for the first n % nthreads threads in the
8706         team instead of all threads except for the last few ones which
8707         get less work or none at all.
8708
8709         PR debug/49496
8710         * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Ignore debug
8711         uses.
8712
8713 2011-06-22  Richard Guenther  <rguenther@suse.de>
8714
8715         PR tree-optimization/49493
8716         * tree-ssa-structalias.c (get_constraint_for_ssa_var):
8717         Refer to the alias target of variables.
8718         (associate_varinfo_to_alias_1): Remove.
8719         (ipa_pta_execute): Do not associate aliases with anything.
8720         * cgraph.h (varpool_alias_aliased_node): Fix cut&paste errors.
8721         (cgraph_function_node): Likewise.
8722         (cgraph_function_or_thunk_node): Likewise.
8723         (varpool_variable_node): Likewise.
8724
8725 2011-06-22  Nathan Sidwell  <nathan@codesourcery.com>
8726
8727         * config/arm/arm.h (OPTION_DEFAULT_SPECS): Fix -mtls-dialect typo.
8728         * config.gcc (arm*-*-linux*): Default to gnu tls.
8729         (arm*-*-*): Add --with-tls option.
8730         (all_defaults): Add 'tls'.
8731
8732 2011-06-22  Richard Henderson  <rth@redhat.com>
8733
8734         * reg-notes.def (REG_CFA_WINDOW_SAVE): New.
8735         * dwarf2out.c (dwarf2out_frame_debug): Handle it.
8736         (dwarf2out_frame_debug_cfa_window_save): Rename from
8737         dwarf2out_window_save; make static.
8738         * tree.h (dwarf2out_window_save): Don't declare.
8739
8740         * config/sparc/sparc.c (sparc_dwarf_handle_frame_unspec): Remove.
8741         (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Remove.
8742         (emit_save_register_window): Rename from gen_save_register_window;
8743         emit the insn and add REG_CFA_* notes.
8744         (sparc_expand_prologue): Update to match.
8745         * config/sparc/sparc.md (save_register_window_1): Simplify from
8746         save_register_window<P:mode>.
8747
8748 2011-06-22  H.J. Lu  <hongjiu.lu@intel.com>
8749
8750         PR target/49497
8751         * config/i386/i386.md (*lea_general_2): Always allow SImode.
8752         (*lea_general_2_zext): Likewise.
8753         (imul to lea peepholes): Use const359_operand and check
8754         TARGET_PARTIAL_REG_STALL.
8755
8756         * config/i386/predicates.md (const359_operand): New.
8757
8758 2011-06-22  Michael Matz  <matz@suse.de>
8759
8760         * cgraphunit.c (assemble_thunk): Use correct return type.
8761
8762 2011-06-22  Dmitry Plotnikov  <dplotnikov@ispras.ru>
8763             Dmitry Melnik  <dm@ispras.ru>
8764
8765         * config/arm/arm.c (neon_immediate_valid_for_shift): New function.
8766         (neon_output_shift_immediate): Ditto.
8767         * config/arm/arm-protos.h (neon_immediate_valid_for_shift): New
8768         prototype.
8769         (neon_output_shift_immediate): Ditto.
8770         * config/arm/neon.md (vashl<mode>3): Modified constraint.
8771         (vashr<mode>3_imm): New insn pattern.
8772         (vlshr<mode>3_imm): Ditto.
8773         (vashr<mode>3): Modified constraint.
8774         (vlshr<mode>3): Ditto.
8775         * config/arm/predicates.md (imm_for_neon_lshift_operand): New
8776         predicate.
8777         (imm_for_neon_rshift_operand): Ditto.
8778         (imm_lshift_or_reg_neon): Ditto.
8779         (imm_rshift_or_reg_neon): Ditto.
8780
8781         * optabs.c (init_optabs): Init optab codes for vashl, vashr, vlshr.
8782
8783 2011-06-22  Jakub Jelinek  <jakub@redhat.com>
8784
8785         * tree-ssa-ccp.c (evaluate_stmt): Try bitwise tracking for
8786         builtin calls even if likelyvalue is not CONSTANT.
8787         Handle BUILT_IN_STRDUP and BUILT_IN_STRNDUP like BUILT_IN_MALLOC.
8788         Return get_value_for_expr of first operand
8789         for BUILT_IN_{MEM{CPY,MOVE,SET},STR{,N}CPY}{,_CHK}.
8790         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
8791         BUILT_IN_{MEM{{,P}CPY,MOVE,SET},STR{,N}C{PY,AT},STPCPY}_CHK like
8792         their non-checking counterparts.
8793         (call_may_clobber_ref_p_1): Likewise.
8794         (stmt_kills_ref_p_1): Handle BUILT_IN_MEM{{,P}CPY,MOVE,SET}_CHK
8795         like their non-checking counterparts.
8796         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
8797         Handle BUILT_IN_{MEM{{,P}CPY,MOVE,SET},STR{,N}C{PY,AT},STPCPY}_CHK
8798         like their non-checking counterparts.
8799         (find_func_clobbers): Likewise.
8800         * tree-ssa-dce.c (propagate_necessity): Handle BUILT_IN_MEMSET_CHK
8801         like BUILT_IN_MEMSET and BUILT_IN_CALLOC like BUILT_IN_MALLOC.
8802
8803         * dwarf2out.c (size_of_loc_descr, output_loc_operands,
8804         mark_base_types, hash_loc_operands, compare_loc_operands): Allow
8805         DW_OP_GNU_convert and DW_OP_GNU_reinterpret to use constant instead
8806         of base type reference as argument.
8807         (resolve_addr_in_expr): Likewise.  Fix keep computation.
8808         (convert_descriptor_to_signed): Renamed to...
8809         (convert_descriptor_to_mode): ... this.  For wider types convert to
8810         unsigned instead of signed, for <= DWARF2_ADDR_SIZE convert to untyped.
8811         (typed_binop): New function.
8812         (scompare_loc_descriptor, ucompare_loc_descriptor,
8813         minmax_loc_descriptor, mem_loc_descriptor): For wider integer modes
8814         default to unsigned type instead of signed.
8815
8816         PR debug/47858
8817         * gimple.h (enum gimple_debug_subcode): Add GIMPLE_DEBUG_SOURCE_BIND.
8818         (gimple_build_debug_source_bind_stat): New prototype.
8819         (gimple_build_debug_source_bind): Define.
8820         (gimple_debug_source_bind_p, gimple_debug_source_bind_get_var,
8821         gimple_debug_source_bind_get_value,
8822         gimple_debug_source_bind_get_value_ptr,
8823         gimple_debug_source_bind_set_var,
8824         gimple_debug_source_bind_set_value): New inlines.
8825         * gimple.c (gimple_build_debug_source_bind_stat): New function.
8826         * gimple-pretty-print.c (dump_gimple_debug): Handle
8827         GIMPLE_DEBUG_SOURCE_BIND.
8828         * sese.c (rename_uses): Handle gimple_debug_source_bind_p.
8829         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8830         * tree-parloops.c (eliminate_local_variables,
8831         separate_decls_in_region): Likewise.
8832         (separate_decls_in_region_debug): Renamed from
8833         separate_decls_in_region_debug_bind.  Handle
8834         gimple_debug_source_bind_p.
8835         * tree.h (decl_debug_args_lookup, decl_debug_args_insert): New
8836         prototypes.
8837         (DECL_HAS_DEBUG_ARGS_P): Define.
8838         (struct tree_function_decl): Add has_debug_args_flag field.
8839         * tree.c (debug_args_for_decl): New variable.
8840         (decl_debug_args_lookup, decl_debug_args_insert): New functions.
8841         * tree-into-ssa.c (mark_def_sites): Handle uses in debug stmts.
8842         (rewrite_debug_stmt_uses): New function.
8843         (rewrite_stmt): Use it to rewrite debug stmt uses.
8844         * rtl.def (DEBUG_PARAMETER_REF): New.
8845         * rtl.h (DEBUG_PARAMETER_REF_DECL): Define.
8846         * cselib.c (rtx_equal_for_cselib_1, cselib_hash_rtx): Handle
8847         DEBUG_PARAMETER_REF.
8848         * rtl.c (rtx_equal_p_cb, rtx_equal_p, iterative_hash_rtx): Likewise.
8849         * print-rtl.c (print_rtx): Likewise.
8850         * tree-sra.c (sra_ipa_reset_debug_stmts): Prefer replacing of
8851         SSA_NAMEs with DEBUG_EXPR_DECLs initialized in source bind
8852         debug stmts in the first bb.
8853         * tree-inline.c (remap_ssa_name): If remapping default def
8854         of a PARM_DECL fails, map to a DEBUG_EXPR_DECL set in
8855         a source bind debug stmt.
8856         (remap_gimple_stmt): Handle gimple_debug_source_bind_p.
8857         (maybe_move_debug_stmts_to_successors): Likewise.
8858         (copy_debug_stmt): Likewise.  Avoid shadowing a variable.
8859         (tree_function_versioning): If DECL_HAS_DEBUG_ARGS_P, copy
8860         debug args vector from old_decl to new_decl.
8861         * ipa-prop.c (ipa_modify_call_arguments): For optimized away
8862         or modified parameters, add debug bind stmts before call
8863         setting DEBUG_EXPR_DECL which is remembered in debug args vector.
8864         * cfgexpand.c (expand_call_stmt): Call expand_debug_expr
8865         on DECL_DEBUG_EXPRs from debug args vector.
8866         (expand_debug_source_expr): New function.
8867         (expand_debug_locations): Use it for source bind insns.
8868         (expand_gimple_basic_block): Handle gimple_debug_source_bind_p.
8869         * var-tracking.c (prepare_call_arguments): Add debug args
8870         to call_arguments if any.
8871         * dwarf2out.c (dwarf_stack_op_name, size_of_loc_descr,
8872         output_loc_operands, output_loc_operands_raw, resolve_addr_in_expr,
8873         compare_loc_operands): Handle DW_OP_GNU_parameter_ref.
8874         (get_ref_die_offset, parameter_ref_descriptor): New functions.
8875         (mem_loc_descriptor): Handle DEBUG_PARAMETER_REF.
8876         (gen_subprogram_die): Handle parameters identified by
8877         DEBUG_PARAMETER_REF.
8878
8879 2011-06-22  Nathan Sidwell  <nathan@codesourcery.com>
8880
8881         * doc/invoke.texi (ARM Options): Document -mtls-dialect option.
8882         * doc/install.texi (Configuration): Document --with-tls.
8883         * config/arm/arm.c (enum tls_reloc): Add TLS_DESCSEQ.
8884         (arm_call_tls_get_addr): Clean up. Assert not tls descriptor.
8885         (arm_tls_descseq_addr): New.
8886         (legitimize_tls_address): Add tlsdesc support.
8887         (arm_cannot_copy_insn_p): Check for tlscall.
8888         (arm_emit_tls_decoration): Likewise.
8889         * config/arm/arm.h (TARGET_GNU2_TLS): New.
8890         (OPTION_DEFAULT_SPECS): Add with-tls support.
8891         * config/arm/arm.md (R1_REGNUM): Define.
8892         (tlscall): New.
8893         * config/arm/arm.opt (tls_type): New enumeration type and values.
8894         (mtls-dialect): New switch.
8895         * config/arm/arm-opts.h (enum tls_type): New.
8896
8897 2011-06-21  Nicola Pero  <nicola.pero@meta-innovation.com>
8898
8899         * attribs.c (register_attribute): Added assert to check that all
8900         attribute specs are registered with a name that is not empty and
8901         does not start with '_'.
8902         (decl_attributes): Avoid the lookup of the "naked" attribute spec
8903         if the function has no attributes.
8904         * tree.c (is_attribute_with_length_p): Removed.
8905         (is_attribute_p): Removed.
8906         (private_is_attribute_p): New.
8907         (private_lookup_attribute): New.
8908         (lookup_attribute): Removed.
8909         (lookup_ident_attribute): New.
8910         (remove_attribute): Require the first argument to be in the form
8911         'text', not '__text__'.  Updated asserts.
8912         (merge_attributes): Use lookup_ident_attributes instead of
8913         lookup_attribute.
8914         (merge_dllimport_decl_attributes): Use remove_attribute.
8915         (attribute_list_contained): Likewise.
8916         (attribute_list_equal): Immediately return 1 if the arguments are
8917         identical pointers.
8918         * tree.h (is_attribute_p): Made inline.  Return a 'bool', not an
8919         'int'.  Require the first argument to be in the form 'text', not
8920         '__text__'.  Require the second argument to be an identifier.
8921         (lookup_attribute): Made inline.  Require the first argument to be
8922         in the form 'text', not '__text__'.
8923         (private_is_attribute_p, private_lookup_attribute): New.
8924         Updated comments.
8925
8926 2011-06-21  Andrew MacLeod  <amacleod@redhat.com>
8927
8928         * builtins.c: Add sync_ or SYNC__ to builtin names.
8929         * sync-builtins.def: Add sync_ or SYNC__ to builtin names.
8930         * omp-low.c: Add sync_ or SYNC__ to builtin names.
8931
8932 2011-06-21  Georg-Johann Lay  <avr@gjlay.de>
8933
8934         PR target/33049
8935         * config/avr/avr.md (extzv): New expander.
8936         (*extzv): New insn.
8937         (*extzv.qihi1, *extzv.qihi2): New insn-and-split.
8938         * config/avr/constraints.md (C04): New constraint.
8939         * doc/md.texi (Machine Constraints): Document it.
8940
8941 2011-06-21  Jakub Jelinek  <jakub@redhat.com>
8942
8943         PR middle-end/49489
8944         * builtins.c (expand_builtin_unop): Call expand_unop with 0 as
8945         unsignedp argument instead of 1 for clrsb_optab.
8946         (fold_builtin_bitop): Fix masking for width > HOST_BITS_PER_WIDE_INT
8947         and < 2 * HOST_BITS_PER_WIDE_INT.  Optimize BUILT_IN_CLRSB*.
8948         (fold_builtin_1): Call fold_builtin_binop for BUILT_IN_CLRSB*.
8949         * optabs.c (widen_leading): Call widen_operand and expand_unop
8950         with 0 as unsignedp argument instead of 1 for clrsb_optab.
8951         (expand_unop): Subtract difference of mode sizes also for clrsb_optab.
8952
8953 2011-06-21  Georg-Johann Lay  <avr@gjlay.de>
8954
8955         * config/avr/avr.md (*jcindirect_jump): Fix build warning.
8956
8957 2011-06-21  Bernd Schmidt  <bernds@codesourcery.com>
8958
8959         * gensupport.c (add_define_attr): New static function.
8960         (is_predicable): Allow multi-alternative lists for the "predicable"
8961         attribute.
8962         (modify_attr_enabled_ce, alter_attrs_for_insn): New static functions.
8963         (process_one_cond_exec): Call alter_attrs_for_insn.
8964         * doc/md.texi (Defining Attributes): Mention some standard names.
8965         (Conditional Execution): Update documentation for "predicable".
8966
8967         * doc/extend.texi (__builtin_clrsb, __builtin_clrsbl,
8968         __builtin_clrsbll): Document.
8969         * doc/rtl.texi (clrsb): New entry.
8970         * optabs.c (widen_leading): Renamed from widen_clz.  New argument
8971         UNOPTAB.  All callers changed.  Use UNOPTAB instead of clz_optab.
8972         (expand_unop): Handle clrsb_optab.
8973         (init_optabs): Initialize it.
8974         * optabs.h (enum optab_index): New entry OTI_clrsb.
8975         (clrsb_optab): Define.
8976         * genopinit.c (optabs): Add an entry for it.
8977         * builtins.c (expand_builtin): Handle clrsb builtin functions.
8978         * builtins.def (BUILT_IN_CLRSB, BUILT_IN_CLRSBIMAX, BUILT_IN_CLRSBL,
8979         BUILT_IN_CLRSBLL): New.
8980         * rtl.def (CLRSB): New code.
8981         * dwarf2out.c (mem_loc_descriptor): Handle it.
8982         * simplify-rtx.c (simplify_const_unary_operation): Likewise.
8983         Use op_mode rather than mode when optimizing ffs, clz, ctz, parity
8984         and popcount.
8985         * libgcc2.c (__clrsbSI2, __clrsbDI2): New functions.
8986         * libgcc2.h (__clrsbSI2, __clrsbDI2): Define and declare.
8987         (__ctzDI2): Move declaration.
8988         * config/bfin/bfin.md (clrsbsi2): New expander.
8989         (signbitssi2): Use the CLRSB rtx.
8990         (clrsbhi2): Renamed from signbitshi2.  Use the CLRSB rtx.
8991         * config/bfin/bfin.c (bdesc_1arg): Changed accordingly.
8992
8993 2011-06-21  Richard Guenther  <rguenther@suse.de>
8994
8995         * ipa-inline-transform.c (inline_transform): Fix previous change.
8996
8997 2011-06-21  Ira Rosen  <ira.rosen@linaro.org>
8998
8999         PR tree-optimization/49478
9000         * tree-vect-loop.c (vectorizable_reduction): Handle DOT_PROD_EXPR
9001         with constant operand.
9002
9003 2011-06-21  Richard Guenther  <rguenther@suse.de>
9004
9005         * ipa-inline-transform.c (inline_transform): Fix typo.
9006
9007 2011-06-21  Richard Guenther  <rguenther@suse.de>
9008
9009         PR tree-optimization/49483
9010         * tree-vect-stmts.c (vectorizable_assignment): Also handle
9011         VIEW_CONVERT_EXPR conversions.
9012
9013 2011-06-21  Joseph Myers  <joseph@codesourcery.com>
9014
9015         * config/avr/avr-mcus.def, config/avr/genopt.sh: New files.
9016         * config/avr/avr-tables.opt: New file (generated).
9017         * config.gcc (avr-*-*): Use avr/avr-tables.opt.
9018         * config/avr/avr-devices.c (avr_mcu_types): Move contents to
9019         avr-mcus.def.
9020         * config/avr/avr.c (avr_help, TARGET_HELP): Remove.
9021         (avr_option_override): Don't process -mmcu= argument here.  Set
9022         avr_current_device using avr_mcu_index.
9023         (avr_file_start): Use avr_current_device->name instead of avr_mcu_name.
9024         * config/avr/avr.opt (mmcu=): Use Enum.
9025         * config/avr/t-avr (avr-devices.o): Update dependencies.
9026         ($(srcdir)/config/avr/avr-tables.opt): New.
9027         * target.def (help): Remove.
9028         * doc/tm.texi.in (TARGET_HELP): Remove.
9029         * doc/tm.texi: Regenerate.
9030         * opts.c: Don't include target.h.
9031         (common_handle_option): Don't call targetm.help.
9032         * system.h (TARGET_HELP): Poison.
9033         * Makefile.in (opts.o): Update dependencies.
9034
9035 2011-06-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9036
9037         * config/usegld.h: New file.
9038         * config/sol2.h (PREFERRED_DEBUGGING_TYPE): Remove.
9039         (CPP_SUBTARGET_SPEC): Remove -compat-bsd support.
9040         (LIB_SPEC): Likewise.  Search /lib.
9041         (LINK_ARCH32_SPEC_BASE): Remove -compat-bsd support.
9042         (RDYNAMIC_SPEC): Handle GNU ld.
9043         [HAVE_LD_EH_FRAME_HDR && TARGET_DL_ITERATE_PHDR] (LINK_EH_SPEC):
9044         Define.
9045         (SUPPORTS_INIT_PRIORITY): Only disable for Sun ld.
9046         (SUBTARGET_INSERT_ATTRIBUTES, SUBTARGET_ATTRIBUTE_TABLE): Define.
9047         [!USE_GAS] (NO_DBX_BNSYM_ENSYM): Redefine.
9048         (STACK_CHECK_STATIC_BUILTIN): Define.
9049         * config/sol2.opt (compat-bsd): Remove.
9050         * config/sol2-10.h (TARGET_C99_FUNCTIONS): Remove undef.
9051         * config/sol2-bi.h: New file.
9052         * config/sol2-gld.h: Remove.
9053         * config/i386/sol2.h (TLS_COMMON_ASM_OP): Only define if !USE_GAS.
9054         (NO_DBX_BNSYM_ENSYM): Remove.
9055         (SUBTARGET_INSERT_ATTRIBUTES, SUBTARGET_ATTRIBUTE_TABLE): Remove.
9056         (STACK_CHECK_STATIC_BUILTIN): Remove.
9057         Test USE_GLD instead of TARGET_GNU_LD.
9058         * config/i386/sol2-10.h: Rename to ...
9059         * config/i386/sol2-bi.h .. this.
9060         (SUBTARGET_EXTRA_SPECS): Redefine.
9061         (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE): Remove.
9062         (MULTILIB_DEFAULTS): Remove.
9063         (DEFAULT_ARCH32_P): Define.
9064         (LINK_ARCH64_SPEC_BASE, LINK_ARCH64_SPEC): Remove.
9065         (ARCH64_SUBDIR): Define.
9066         Test USE_GLD instead of TARGET_GNU_LD.
9067         (I386_EMULATION): Rename to ...
9068         (ARCH32_EMULATION): ... this.
9069         (X86_64_EMULATION): Rename to ...
9070         (ARCH64_EMULATION): ... this.
9071         (TARGET_LD_EMULATION): Remove.
9072         (LINK_ARCH_SPEC): Remove.
9073         * config/i386/sol2-gas.h: Remove.
9074         * config/i386/t-sol2-10: Rename to ...
9075         * config/i386/t-sol2-64: ... this.
9076         * config/sparc/sol2.h (SPARC_DEFAULT_CMODEL): Redefine.
9077         (AS_SPARC64_FLAG): Define.
9078         (ASM_CPU32_DEFAULT_SPEC, ASM_CPU64_DEFAULT_SPEC): Redefine.
9079         (CPP_CPU64_DEFAULT_SPEC, ASM_CPU32_DEFAULT_SPEC): Redefine
9080         depending on TARGET_CPU_DEFAULT.
9081         (CPP_CPU_SPEC): Redefine.
9082         (ASM_CPU_SPEC): Handle DEFAULT_ARCH32_P.
9083         (CPP_CPU_DEFAULT_SPEC, ASM_CPU_DEFAULT_SPEC): Redefine.
9084         (CPP_ARCH32_SPEC, CPP_ARCH64_SPEC, CPP_ARCH_SPEC): Redefine.
9085         (ASM_ARCH_SPEC, ASM_ARCH32_SPEC, ASM_ARCH64_SPEC,
9086         ASM_ARCH_DEFAULT_SPEC): Redefine.
9087         (SUBTARGET_EXTRA_SPECS): Add LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
9088         LINK_ARCH_DEFAULT_SPEC.
9089         [USE_GLD] (ARCH32_EMULATION, ARCH64_EMULATION): Define.
9090         [USE_GLD] (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC): Redefine.
9091         (ARCH64_SUBDIR): Define.
9092         (LINK_ARCH64_SPEC): Redefine.
9093         (CC1_SPEC): Redefine.
9094         (OPTION_DEFAULT_SPECS): Redefine.
9095         (MULTILIB_DEFAULTS): Define.
9096         (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE): Redefine.
9097         [USE_GAS && HAVE_AS_TLS] (TARGET_SUN_TLS, TARGET_GNU_TLS): Redefine.
9098         [USE_GLD] (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undef.
9099         (NO_DBX_BNSYM_ENSYM): Remove.
9100         (SUBTARGET_INSERT_ATTRIBUTES, SUBTARGET_ATTRIBUTE_TABLE): Remove.
9101         (ASM_OUTPUT_ALIGN_WITH_NOP): Only define if !USE_GAS.
9102         (TARGET_ASM_NAMED_SECTION): Likewise.
9103         (STACK_CHECK_STATIC_BUILTIN): Remove.
9104         * config/sparc/sol2-bi.h: Remove.
9105         * config/sparc/sol2-gas-bi.h: Remove.
9106         * config/sparc/sol2-gas.h: Remove.
9107         * config/sparc/sol2-gld-bi.h: Remove.
9108         * config.gcc (i[34567]86-*-solaris2*, sparc*-*-solaris2*): Move
9109         common parts ...
9110         (*-*-solaris2*): ... here.
9111
9112 2011-06-21  Christian Bruel  <christian.bruel@st.com>
9113
9114         PR other/43564
9115         * ipa-inline.c (can_inline_edge_p): Check
9116         !DECL_DISREGARD_INLINE_LIMITS.
9117
9118 2011-06-21  Christian Bruel  <christian.bruel@st.com>
9119
9120         PR middle-end/49139
9121         * cgraphunit.c (process_function_and_variable_attributes): warn when
9122         always_inline functions that are not inline.
9123         * ipa-inline-transform.c (inline_transform): Always call
9124         optimize_inline.
9125         * tree-inline.c (tree_inlinable_function_p): Use error instead
9126         of sorry.
9127         (expand_call_inline): Likewise.
9128
9129 2011-06-21  Jakub Jelinek  <jakub@redhat.com>
9130
9131         * Makefile.in (dg_target_exps): Set.
9132         (check_gcc_parallelize): Parallelize gcc testing into 10 jobs
9133         instead of 7, try to divide it more evenly.
9134
9135 2011-06-20  Changpeng Fang  <changpeng.fang@amd.com>
9136
9137         PR target/49089
9138         * config/i386/i386.c (avx256_split_unaligned_load): New definition.
9139         (avx256_split_unaligned_store): New definition.
9140         (ix86_option_override_internal): Enable avx256 unaligned load/store
9141         splitting only when avx256_split_unaligned_load/store is set.
9142
9143 2011-06-20  Bernd Schmidt  <bernds@codesourcery.com>
9144
9145         * regrename.c (scan_rtx_reg): Handle the case where we write to an
9146         open chain in a smaller mode without failing the entire block.
9147
9148 2011-06-21  Alan Modra  <amodra@gmail.com>
9149
9150         * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): Match
9151         CONST high part large-toc address.
9152         (rs6000_tls_referenced_p): Make static.
9153         * config/rs6000/rs6000-protos.h (rs6000_tls_referenced_p): Delete.
9154
9155 2011-06-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
9156
9157         PR target/49385
9158         * config/arm/thumb2.md (*thumb2_movhi_insn): Make sure atleast
9159         one of the operands is a register.
9160
9161 2011-06-20  Kai Tietz  <ktietz@redhat.com>
9162
9163         * fold-const.c (fold_binary_loc): Add missing folding for truth-not
9164         operations in combination with binary and.
9165
9166 2011-06-20  Bernd Schmidt  <bernds@codesourcery.com>
9167
9168         * regrename.c (do_replace): Don't update notes.
9169
9170 2011-06-20  Alan Modra  <amodra@gmail.com>
9171
9172         * config/rs6000/rs6000.c (create_TOC_reference): Wrap high part
9173         of toc-relative address in CONST.
9174         (rs6000_delegitimize_address): Recognize changed address.
9175         (rs6000_legitimize_reload_address): Likewise.
9176         (rs6000_emit_move): Don't force these constants to memory.
9177         * config/rs6000/rs6000.md (tls_gd, tls_gd_high): Wrap high part of
9178         toc-relative address in CONST.
9179         (tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
9180         (tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.
9181
9182 2011-06-18  H.J. Lu  <hongjiu.lu@intel.com>
9183
9184         * longlong.h (count_leading_zeros): Use long long builtin for x86-64.
9185         (count_trailing_zeros): Likewise.
9186
9187 2011-06-18  H.J. Lu  <hongjiu.lu@intel.com>
9188
9189         PR other/49325
9190         * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Properly check if
9191         .init_array can be used with .ctors on targets.
9192         * configure: Regenerated.
9193
9194 2011-06-18  Eric Botcazou  <ebotcazou@adacore.com>
9195
9196         * tree-sra.c (type_internals_preclude_sra_p) <ARRAY_TYPE>: Return true
9197         if the element type is volatile.
9198
9199 2011-06-18  Jan Hubicka  <jh@suse.cz>
9200
9201         * lto-symtab.c (lto_varpool_replace_node): Remove code handling
9202         extra name aliases.
9203         (lto_symtab_resolve_can_prevail_p): Likewise.
9204         (lto_symtab_merge_cgraph_nodes): Update alias_of pointers.
9205         * cgraphbuild.c (record_reference): Remove extra body alias code.
9206         (mark_load): Likewise.
9207         (mark_store): Likewise.
9208         * cgraph.h (varpool_node): Remove extra_name filed;
9209         add alias_of and extraname_alias.
9210         (varpool_create_variable_alias, varpool_for_node_and_aliases): Declare.
9211         (varpool_alias_aliased_node): New inline function.
9212         (varpool_variable_node): New function.
9213         * cgraphunit.c (handle_alias_pairs): Handle also variable aliases.
9214         * ipa-ref.c (ipa_record_reference): Allow aliases on variables.
9215         * lto-cgraph.c (lto_output_varpool_node): Update streaming.
9216         (input_varpool_node): Likewise.
9217         * lto-streamer-out.c (produce_symtab): Remove extra name aliases.
9218         (varpool_externally_visible_p): Remove extra body alias code.
9219         (function_and_variable_visibility): Likewise.
9220         * tree-ssa-structalias.c (associate_varinfo_to_alias_1): New function.
9221         (ipa_pta_execute): Use it.
9222         * varpool.c (varpool_remove_node): Remove extra name alias code.
9223         (varpool_mark_needed_node): Likewise.
9224         (varpool_analyze_pending_decls): Analyze aliases.
9225         (assemble_aliases): New functoin.
9226         (varpool_assemble_decl): Use it.
9227         (varpool_create_variable_alias): New function.
9228         (varpool_extra_name_alias): Rewrite.
9229         (varpool_for_node_and_aliases): New function.
9230
9231 2011-06-18  Jakub Jelinek  <jakub@redhat.com>
9232
9233         PR target/49411
9234         * config/i386/i386.c (ix86_expand_multi_arg_builtins): If
9235         last_arg_constant and last argument doesn't match its predicate,
9236         for xop_vpermil2<mode>3 error out and for xop_rotl<mode>3
9237         if it is CONST_INT, mask it, otherwise expand using rotl<mode>3.
9238         (ix86_expand_sse_pcmpestr, ix86_expand_sse_pcmpistr): Fix
9239         spelling of error message.
9240         * config/i386/sse.md (sse4a_extrqi, sse4a_insertqi,
9241         vcvtps2ph, *vcvtps2ph, *vcvtps2ph_store, vcvtps2ph256): Use
9242         const_0_to_255_operand instead of const_int_operand.
9243
9244         Revert:
9245         2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
9246
9247         * config/i386/sse.md (blendbits): Remove mode attribute.
9248         (<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
9249         instead of const_0_to_<blendbits>_operand for operand 3 predicate.
9250         Check integer value of operand 3 in insn constraint.
9251
9252 2011-06-17  Hans-Peter Nilsson  <hp@axis.com>
9253
9254         PR rtl-optimization/48542
9255         * reload.c (find_equiv_reg): Stop looking when finding a
9256         setjmp-type call.
9257         * reload1.c (reload_as_needed): Invalidate all reload
9258         registers when crossing a setjmp-type call.
9259
9260 2011-06-16  Jeff Law  <law@redhat.com>
9261
9262         * tree-ssa-threadupdate.c (struct redirection_data): New field
9263         intermediate_edge.
9264         (THREAD_TARGET2): Define.
9265         (redirection_data_eq): Also check that the intermediate edge is equal.
9266         (lookup_redirection_data): Drop useless argument.  Extract the
9267         outgoing_edge and intermediate edge from E.  Callers updated.
9268         (copy_phi_args, update_destination_phis): New functions.
9269         (fix_duplicate_block_edges): Likewise.
9270         (create_edge_and_update_destination_phis): Duplicate all the edges
9271         hung off e->aux.  Use copy_phi_args.
9272         (create_duplicates): Use fix_duplicate_block_edges.
9273         (fixup_template_block): Likewise.
9274         (redirect_edges): If necessary, redirect the joiner block's incoming
9275         edge to the duplicate of the joiner block.
9276         (thread_block): Don't muck up loops when threading through a joiner
9277         block.
9278         (thread_through_loop_header): Handle threading through a joiner block.
9279         (mark_threaded_blocks, register_jump_thread): Likewise.
9280         * tree-flow.h (register_jump_thread): Add new argument.  Callers
9281         updated.
9282         * tree-ssa-threadedge.c (phi_args_equal_on_edges): New function.
9283         (thread_across_edge): Handle threading through a joiner block.
9284
9285 2011-06-16  Martin Jambor  <mjambor@suse.cz>
9286
9287         PR tree-optimization/49343
9288         * tree-sra.c (build_ref_for_model): Use component_ref_field_offset to
9289         calculate offset, provide 2nd operand for the new COMPONENT_REF.
9290
9291 2011-06-16  Iain Sandoe  <iains@gcc.gnu.org>
9292
9293         * config/darwin-protos.h (machopic_select_rtx_section): Move to
9294         inside RTX_CODE ifdef.
9295
9296 2011-06-16  Tom de Vries  <tom@codesourcery.com>
9297
9298         PR target/45098
9299         * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith):
9300         Disallow NULL pointer for pointer arithmetic.
9301
9302 2011-06-16  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
9303
9304         PR target/49398
9305         Revert.
9306         2011-06-10  Wei Guozhi  <carrot@google.com>
9307
9308         PR target/45335
9309         * config/arm/ldmstm.md (ldm2_ia, stm2_ia, ldm2_ib, stm2_ib, ldm2_da,
9310         stm2_da, ldm2_db, stm2_db): Add condition !arm_arch7 to these insns.
9311         (ldrd, ldrd_reg1, ldrd_reg2 and peephole2): New insn patterns and
9312         related peephole2.
9313         (strd, strd_reg1, strd_reg2 and peephole2): New insn patterns and
9314         related peephole2.
9315         * config/arm/arm-protos.h (arm_check_ldrd_operands): New prototype.
9316         (arm_legitimate_ldrd_p): New prototype.
9317         (arm_output_ldrd): New prototype.
9318         * config/arm/arm.c (arm_check_ldrd_operands): New function.
9319         (arm_legitimate_ldrd_p): New function.
9320         (arm_output_ldrd): New function.
9321
9322 2011-06-16  Joern Rennecke  <joern.rennecke@embecosm.com>
9323
9324         PR middle-end/46500
9325         * doc/tm.texi.in: Update Copyright date.
9326         * doc/tm.texi: Regenerate.
9327         * targhooks.c (default_setup_incoming_varargs): Replace
9328         CUMULATIVE_ARGS* argument type with cumulative_args_t.
9329         (default_pretend_outgoing_varargs_named): Likewise.
9330         (hook_pass_by_reference_must_pass_in_stack): Likewise.
9331         (hook_callee_copies_named): Likewise.
9332         (default_function_arg_advance): Likewise.
9333         (default_function_arg): Likewise.
9334         (default_function_incoming_arg): Likewise.
9335         (hook_bool_CUMULATIVE_ARGS_false): Likewise.
9336         (hook_bool_CUMULATIVE_ARGS_true): Likewise.
9337         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Likewise.
9338         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): Likewise.
9339         (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Likewise.
9340         * targhooks.h (default_setup_incoming_varargs): Likewise.
9341         (default_pretend_outgoing_varargs_named): Likewise.
9342         (hook_pass_by_reference_must_pass_in_stack): Likewise.
9343         (hook_callee_copies_named): Likewise.
9344         (default_function_arg_advance): Likewise.
9345         (default_function_arg): Likewise.
9346         (default_function_incoming_arg): Likewise.
9347         (hook_bool_CUMULATIVE_ARGS_false): Likewise.
9348         (hook_bool_CUMULATIVE_ARGS_true): Likewise.
9349         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Likewise.
9350         (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): Likewise.
9351         (hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Likewise.
9352         * target.def (pass_by_reference): Likewise.
9353         (setup_incoming_varargs, strict_argument_naming): Likewise.
9354         (pretend_outgoing_varargs_named, callee_copies): Likewise.
9355         (arg_partial_bytes, function_arg_advance, function_arg): Likewise.
9356         (function_incoming_arg): Likewise.
9357         * target.h: Don't include "tm.h" .
9358         (cumulative_args_t): New typedef.
9359         [GCC_TM_H] (get_cumulative_args): New static inline function.
9360         [GCC_TM_H] (pack_cumulative_args): Likewise.
9361         * config/alpha/alpha.c (alpha_function_arg): Replace CUMULATIVE_ARGS*
9362         argument type with cumulative_args_t.
9363         (alpha_function_arg_advance, alpha_arg_partial_bytes): Likewise.
9364         (alpha_pass_by_reference, alpha_setup_incoming_varargs): Likewise.
9365         * config/frv/frv.c (frv_setup_incoming_varargs): Likewise.
9366         (frv_arg_partial_bytes, frv_function_arg): Likewise.
9367         (frv_function_incoming_arg, frv_function_arg_advance): Likewise.
9368         (frv_function_arg_1): Likewise.
9369         * config/s390/s390.c (s390_pass_by_reference): Likewise.
9370         (s390_function_arg_advance, s390_function_arg): Likewise.
9371         * config/m32c/m32c.c (m32c_function_arg): Likewise.
9372         (m32c_pass_by_reference, m32c_function_arg_advance): Likewise.
9373         (m32c_strict_argument_naming): Likewise.
9374         * config/spu/spu.c (spu_pass_by_reference, spu_function_arg): Likewise.
9375         (spu_function_arg_advance): Likewise.
9376         (spu_setup_incoming_varargs): Likewise.  Make static.
9377         * config/spu/spu-protos.h (spu_setup_incoming_varargs):
9378         Remove prototype.
9379         * config/sparc/sparc.c (sparc_strict_argument_naming): Replace
9380         CUMULATIVE_ARGS* argument type with cumulative_args_t.
9381         (sparc_pass_by_reference, sparc_function_arg_advance): Likewise.
9382         (sparc_function_arg, sparc_function_incoming_arg): Likewise.
9383         (sparc_arg_partial_bytes, sparc_function_arg_1): Likewise.
9384         * config/mep/mep.c (mep_setup_incoming_varargs): Likewise.
9385         (mep_pass_by_reference, mep_function_arg): Likewise.
9386         (mep_function_arg_advance): Likewise.
9387         * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
9388         (m32r_pass_by_reference, m32r_arg_partial_bytes): Likewise.
9389         (m32r_function_arg, m32r_function_arg_advance): Likewise.
9390         * config/rx/rx.c (rx_function_arg, rx_function_arg_advance): Likewise.
9391         * config/i386/i386.c (ix86_function_arg_advance): Likewise.
9392         (ix86_function_arg, ix86_pass_by_reference): Likewise.
9393         (ix86_setup_incoming_varargs): Likewise.
9394         * config/sh/sh.c (sh_setup_incoming_varargs): Likewise.
9395         (sh_strict_argument_naming): Likewise.
9396         (sh_pretend_outgoing_varargs_named, sh_pass_by_reference): Likewise.
9397         (sh_callee_copies, sh_arg_partial_bytes): Likewise.
9398         (sh_function_arg_advance, sh_function_arg): Likewise.
9399         * config/pdp11/pdp11.c (pdp11_function_arg): Likewise.
9400         (pdp11_function_arg_advance): Likewise.
9401         * config/microblaze/microblaze.c (microblaze_function_arg_advance):
9402         Likewise.
9403         (microblaze_function_arg, function_arg_partial_bytes): Likewise.
9404         * config/avr/avr.c (avr_function_arg): Likewise.
9405         (avr_function_arg_advance): Likewise.
9406         * config/xtensa/xtensa.c (xtensa_function_arg_advance): Likewise.
9407         (xtensa_function_arg, xtensa_function_incoming_arg): Likewise.
9408         (xtensa_function_arg_1): Likewise.
9409         * config/stormy16/stormy16.c (xstormy16_function_arg_advance):
9410         Likewise.
9411         (xstormy16_function_arg): Likewise.
9412         * config/fr30/fr30.c (fr30_setup_incoming_varargs): Likewise.
9413         (fr30_arg_partial_bytes, fr30_function_arg): Likewise.
9414         (fr30_function_arg_advance): Likewise.
9415         * config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
9416         (lm32_function_arg, lm32_function_arg_advance): Likewise.
9417         * config/moxie/moxie.c (moxie_setup_incoming_varargs): Likewise.
9418         (moxie_function_arg, moxie_function_arg_advance): Likewise.
9419         (moxie_pass_by_reference, moxie_arg_partial_bytes): Likewise.
9420         * config/cris/cris.c (cris_setup_incoming_varargs): Likewise.
9421         (cris_pass_by_reference, cris_arg_partial_bytes): Likewise.
9422         (cris_function_arg, cris_function_incoming_arg): Likewise.
9423         (cris_function_arg_advance, cris_function_arg_1): Likewise.
9424         * config/iq2000/iq2000.c (iq2000_setup_incoming_varargs): Likewise.
9425         (iq2000_pass_by_reference, iq2000_arg_partial_bytes): Likewise.
9426         (iq2000_function_arg, iq2000_function_arg_advance): Likewise.
9427         * config/mn10300/mn10300.c (mn10300_pass_by_reference): Likewise.
9428         (mn10300_function_arg, mn10300_function_arg_advance): Likewise.
9429         (mn10300_arg_partial_bytes): Likewise.
9430         * config/ia64/ia64.c (ia64_setup_incoming_varargs): Likewise.
9431         (ia64_arg_partial_bytes, ia64_function_arg): Likewise.
9432         (ia64_function_incoming_arg, ia64_function_arg_advance): Likewise.
9433         (ia64_function_arg_1): Likewise.
9434         * config/m68k/m68k.c (m68k_function_arg_advance): Likewise.
9435         (m68k_function_arg): Likewise.
9436         * config/rs6000/rs6000.c (rs6000_function_arg_advance): Likewise.
9437         (rs6000_function_arg, setup_incoming_varargs): Likewise.
9438         (rs6000_pass_by_reference, rs6000_arg_partial_bytes): Likewise.
9439         * config/picochip/picochip.c (picochip_arg_partial_bytes): Likewise.
9440         (picochip_function_arg, picochip_incoming_function_arg): Likewise.
9441         (picochip_arg_advance): Likewise.
9442         * config/mcore/mcore.c (mcore_setup_incoming_varargs): Likewise.
9443         (mcore_arg_partial_bytes, mcore_function_arg): Likewise.
9444         (mcore_function_arg_advance): Likewise.
9445         * config/score/score.c (score_pass_by_reference): Likewise.
9446         (score_function_arg_advance): Likewise.
9447         (score_arg_partial_bytes): Likewise.  Make static.
9448         * config/score/score-protos.h (score_arg_partial_bytes): Don't declare.
9449         * config/arm/arm.c (arm_arg_partial_bytes): Replace
9450         CUMULATIVE_ARGS* argument type with cumulative_args_t.
9451         (arm_function_arg, arm_function_arg_advance): Likewise.
9452         (arm_setup_incoming_varargs, arm_pass_by_reference): Likewise.
9453         * config/pa/pa.c (pa_pass_by_reference): Likewise.
9454         (pa_arg_partial_bytes, pa_function_arg_advance): Likewise.
9455         (pa_function_arg): Likewise.
9456         * config/mips/mips.c (mips_strict_argument_naming): Likewise.
9457         (mips_function_arg, mips_function_arg_advance): Likewise.
9458         (mips_arg_partial_bytes, mips_pass_by_reference): Likewise.
9459         (mips_callee_copies, mips_setup_incoming_varargs): Likewise.
9460         * config/vax/vax.c (vax_function_arg): Likewise.
9461         (vax_function_arg_advance): Likewise.
9462         * config/h8300/h8300.c (h8300_function_arg): Likewise.
9463         (h8300_function_arg_advance): Likewise.
9464         * config/v850/v850.c (v850_pass_by_reference): Likewise.
9465         (v850_strict_argument_naming, v850_function_arg): Likewise.
9466         (v850_arg_partial_bytes, v850_function_arg_advance): Likewise.
9467         (v850_setup_incoming_varargs): Likewise.
9468         * config/mmix/mmix.c (mmix_setup_incoming_varargs): Likewise.
9469         (mmix_function_arg_advance, mmix_function_incoming_arg): Likewise.
9470         (mmix_function_arg, mmix_pass_by_reference): Likewise.
9471         (mmix_function_arg_1): Replace const CUMULATIVE_ARGS* argument type
9472         with const void *.
9473         * config/bfin/bfin.c (setup_incoming_varargs): Replace
9474         CUMULATIVE_ARGS* argument type with cumulative_args_t.
9475         (bfin_function_arg_advance, bfin_function_arg): Likewise.
9476         (bfin_arg_partial_bytes, bfin_pass_by_reference): Likewise.
9477         * calls.c (emit_call_1): Change type of args_so_far to
9478         cumulative_args_t.  Changed all callers.
9479         (initialize_argument_information): Likewise.
9480         (expand_call, emit_library_call_value_1): Use pack_cumulative_args.
9481         * dse.c (get_call_args): Likewise.
9482         * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
9483         * function.c (pass_by_reference, reference_callee_copied): Likewise.
9484         (struct assign_parm_data_all): Rename args_so_far to args_so_far_v.
9485         New member args_so_far_v.  Changed all users.
9486         * var-tracking.c (prepare_call_arguments): Use pack_cumulative_args.
9487         * config/iq2000/iq2000.c (iq2000_expand_prologue): Likewise.
9488         * config/mips/mips.c (mips_output_args_xfer): Likewise.
9489         * config/s390/s390.c (s390_call_saved_register_used): Likewise.
9490         * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9491         * config/microblaze/microblaze.c (microblaze_expand_prologue):
9492         Likewise.
9493         * config/m32r/m32r.c (m32r_return_in_memory): Adjust for changed
9494         m32r_pass_by_reference.
9495
9496 2011-06-16  Ira Rosen  <ira.rosen@linaro.org>
9497
9498         * tree-vectorizer.h (vect_recog_func_ptr): Change the first
9499         argument to be a VEC of statements.
9500         * tree-vect-loop.c (vect_determine_vectorization_factor): Remove the
9501         assert that pattern statements have to have their vector type set.
9502         * tree-vect-patterns.c (vect_recog_widen_sum_pattern):
9503         Change the first argument to be a VEC of statements.  Update
9504         documentation.
9505         (vect_recog_dot_prod_pattern, vect_recog_pow_pattern): Likewise.
9506         (vect_handle_widen_mult_by_const): New function.
9507         (vect_recog_widen_mult_pattern):  Change the first argument to be a
9508         VEC of statements.  Update documentation.  Check that the constant is
9509         INTEGER_CST.  Support multiplication by a constant that fits an
9510         intermediate type - call vect_handle_widen_mult_by_const.
9511         (vect_pattern_recog_1): Update vect_recog_func_ptr and its
9512         call.  Handle additional pattern statements if necessary.
9513
9514 2011-06-16  Nick Clifton  <nickc@redhat.com>
9515
9516         PR target/49427
9517         * config.gcc: Set cpu_type to v850 for any V850 architecture.
9518         (v850*-*-*): Delete explicit setting of tm_p_file, tmake_file,
9519         md_file, extra_modes, out_file and extra_options are these are all
9520         deduced from cpu_type.
9521
9522 2011-06-16  Georg-Johann Lay  <avr@gjlay.de>
9523
9524         * config/avr/libgcc.S (__ashldi3, __ashrdi3, __lshrdi3): Set shift
9525         truncation mask to 63.
9526
9527 2011-06-16  Georg-Johann Lay  <avr@gjlay.de>
9528
9529         PR target/49313
9530         PR target/29524
9531         * longlong.h: Add AVR support:
9532         (count_leading_zeros): New macro.
9533         (count_trailing_zeros): New macro.
9534         (COUNT_LEADING_ZEROS_0): New macro.
9535         * config/avr/t-avr (LIB1ASMFUNCS): Add _ffssi2, _ffshi2, _loop_ffsqi2,
9536         _ctzsi2, _ctzhi2, _clzdi2, _clzsi2, _clzhi2, _paritydi2, _paritysi2,
9537         _parityhi2, _popcounthi2,_popcountsi2, _popcountdi2, _popcountqi2,
9538         _bswapsi2, _bswapdi2, _ashldi3, _ashrdi3, _lshrdi3.
9539         (LIB2FUNCS_EXCLUDE): Add _clz.
9540         * config/avr/libgcc.S (XCALL): Move up in file.
9541         (XJMP): New C Macro.
9542         (DEFUN): New asm macro.
9543         (ENDF): New asm macro.
9544         (__ffssi2): New function.
9545         (__ffshi2): New function.
9546         (__loop_ffsqi2): New function.
9547         (__ctzsi2): New function.
9548         (__ctzhi2): New function.
9549         (__clzdi2): New function.
9550         (__clzsi2): New function.
9551         (__clzhi2): New function.
9552         (__paritydi2): New function.
9553         (__paritysi2): New function.
9554         (__parityhi2): New function.
9555         (__parityqi2): New function.
9556         (__popcounthi2): New function.
9557         (__popcountsi2): New function.
9558         (__popcountdi2): New function.
9559         (__popcountqi2): New function.
9560         (__bswapsi2): New function.
9561         (__bswapdi2): New function.
9562         (__ashldi3): New function.
9563         (__ashrdi3): New function.
9564         (__lshrdi3): New function.
9565         Fix suspicous lines.
9566
9567 2011-06-16  Richard Guenther  <rguenther@suse.de>
9568
9569         * gimple.c (canonicalize_cond_expr_cond): (bool)x is not
9570         the same as x != 0.
9571         * fold-const.c (fold_binary_loc): Do not fold X & 1 != 0
9572         to (bool) X & 1.
9573         * ipa-prop.c (ipa_analyze_indirect_call_uses): Also allow
9574         equality compares against zero for the lower bit.
9575
9576 2011-06-16  Jakub Jelinek  <jakub@redhat.com>
9577
9578         PR tree-optimization/49419
9579         * tree-vrp.c (execute_vrp): Call init_range_assertions
9580         before estimate_numbers_of_iterations, call
9581         free_number_of_iterations_estimates before calling
9582         remove_range_assertions.
9583
9584 2011-06-16  Revital Eres  <revital.eres@linaro.org>
9585
9586         * modulo-sched.c (struct ps_insn): Remove row_rest_count field.
9587         (struct partial_schedule): Add rows_length field.
9588         (verify_partial_schedule): Check rows_length.
9589         (ps_insert_empty_row): Handle rows_length.
9590         (create_partial_schedule): Likewise.
9591         (free_partial_schedule): Likewise.
9592         (reset_partial_schedule): Likewise.
9593         (create_ps_insn): Remove rest_count argument.
9594         (remove_node_from_ps): Update rows_length.
9595         (add_node_to_ps): Update rows_length and call create_ps_insn
9596         without passing row_rest_count.
9597         (rotate_partial_schedule): Update rows_length.
9598
9599 2011-06-16  Revital Eres  <revital.eres@linaro.org>
9600
9601         * ddg.c (add_intra_loop_mem_dep): New function.
9602         (build_intra_loop_deps): Call it.
9603
9604 2011-06-13  Jeff Law  <law@redhat.com>
9605
9606         * df-problems.c (df_lr_local_compute): Manually CSE
9607         PIC_OFFSET_TABLE_REGNUM.
9608         * df-scan.c (df_get_regular_block_artificial_uses): Likewise.
9609         (df_get_entry_block_def_set, df_get_exit_block_use_set): Likewise.
9610
9611 2011-06-13  Jan Hubicka  <jh@suse.cz>
9612
9613         * cgraphunit.c (handle_alias_pairs): New function.
9614         (cgraph_finalize_compilation_unit): Use it.
9615         * ipa.c (cgraph_externally_visible_p): Remove hack marking asm names
9616         as externally visible.
9617
9618 2011-06-15  Richard Guenther  <rguenther@suse.de>
9619
9620         * expr.c (expand_expr_real_2): Reduce all integral types to
9621         bitfield precision.
9622         (expand_expr_real_1): Likewise.
9623
9624 2011-06-15  Martin Jambor  <mjambor@suse.cz>
9625
9626         PR tree-optimization/48613
9627         * ipa-prop.c (ipa_prop_write_jump_functions): Return immediately if
9628         ipa_node_params_vector is NULL.
9629
9630 2011-06-15  Jakub Jelinek  <jakub@redhat.com>
9631
9632         PR debug/49382
9633         * dwarf2out.c (dw_loc_list_node): Add force field.
9634         (add_var_loc_to_decl): For PARM_DECL, attempt to keep the incoming
9635         location in the list, even if it is modified before first real insn.
9636         (output_loc_list): Emit empty ranges with force flag set.
9637         (dw_loc_list): If first range of a PARM_DECL is empty, set force flag.
9638
9639 2011-06-15  Alexander Monakov  <amonakov@ispras.ru>
9640
9641         PR target/49349
9642         * sel-sched.c (find_place_for_bookkeeping): Add new parameter
9643         (fence_to_rewind).  Use it to notice when bookkeeping will be placed
9644         above a fence.  Update comments.
9645         (generate_bookkeeping_insn): Rewind fence when bookkeeping code is
9646         placed just above it.  Do not allow NULL place_to_insert.
9647
9648 2011-06-15  Ira Rosen  <ira.rosen@linaro.org>
9649
9650         * tree-vect-loop-manip.c (remove_dead_stmts_from_loop): Remove.
9651         (slpeel_tree_peel_loop_to_edge): Don't call
9652         remove_dead_stmts_from_loop.
9653         * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
9654         remove irrelevant pattern statements.  For irrelevant statements
9655         check if it is the last statement of a detected pattern, use
9656         corresponding pattern statement instead.
9657         (destroy_loop_vec_info): No need to remove pattern statements,
9658         only free stmt_vec_info.
9659         (vect_transform_loop): For irrelevant statements check if it is
9660         the last statement of a detected pattern, use corresponding
9661         pattern statement instead.
9662         * tree-vect-patterns.c (vect_pattern_recog_1): Don't insert
9663         pattern statements.  Set basic block for the new statement.
9664         (vect_pattern_recog): Update documentation.
9665         * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Scan
9666         operands of pattern statements.
9667         (vectorizable_call): Fix printing.  In case of a pattern statement
9668         use the lhs of the original statement when creating a dummy
9669         statement to replace the original call.
9670         (vect_analyze_stmt): For irrelevant statements check if it is
9671         the last statement of a detected pattern, use corresponding
9672         pattern statement instead.
9673         * tree-vect-slp.c (vect_schedule_slp_instance): For pattern
9674         statements use gsi of the original statement.
9675
9676 2011-06-14  Joseph Myers  <joseph@codesourcery.com>
9677
9678         * target-def.h (TARGET_HAVE_NAMED_SECTIONS): Move to
9679         common/common-target-def.h.
9680         * target.def (default_target_flags, handle_option,
9681         supports_split_stack, optimization_table, init_struct,
9682         except_unwind_info, unwind_tables_default, have_named_sections):
9683         Move to common/common-target.def.
9684         * target.h (enum opt_levels, struct default_options): Move to
9685         common/common-target.h.
9686         * targhooks.c (default_except_unwind_info,
9687         dwarf2_except_unwind_info, sjlj_except_unwind_info,
9688         default_target_handle_option, empty_optimization_table): Move to
9689         common/common-targhooks.c.
9690         * targhooks.h (default_except_unwind_info,
9691         dwarf2_except_unwind_info, sjlj_except_unwind_info,
9692         default_target_handle_option, empty_optimization_table): Move to
9693         common/common-targhooks.h.
9694         * common/common-target-def.h: Include common/common-targhooks.h.
9695         (TARGET_HAVE_NAMED_SECTIONS): Define if TARGET_ASM_NAMED_SECTION
9696         defined.
9697         * common/common-target.def (handle_option, option_init_struct,
9698         option_optimization_table, default_target_flags,
9699         except_unwind_info, supports_split_stack, unwind_tables_default,
9700         have_named_sections): Move from target.def.
9701         (HOOK_PREFIX): Undefine at end of file.
9702         * common/common-target.h: Include input.h.
9703         (enum opt_levels, struct default_options): Move from target.h.
9704         * common/common-targhooks.c, common/common-targhooks.h: New.
9705         * config.gcc (target_has_targetm_common): Default to yes.
9706         (moxie*): Set target_has_targetm_common=no.
9707         (hppa*-*-*): Don't set target_has_targetm_common=yes.
9708         * doc/tm.texi: Regenerate.
9709         * Makefile.in (COMMON_TARGET_H): Add $(INPUT_H).
9710         (C_TARGET_DEF_H): Add common/common-targhooks.h.
9711         (GCC_OBJS): Remove vec.o.
9712         (OBJS): Remove hooks.o and vec.o.
9713         (OBJS-libcommon-target): Add vec.o, hooks.o and
9714         common/common-targhooks.o.
9715         (c-family/c-common.o, c-family/c-cppbuiltin.o, lto-opts.o, tree.o,
9716         tree-tailcall.o, opts.o, toplev.o, varasm.o, function.o, except.o,
9717         expr.o, explow.o, dbxout.o, dwarf2out.o, cfgrtl.o, haifa-sched.o,
9718         cfglayout.o, $(out_object_file), $(common_out_object_file)):
9719         Update dependencies.
9720         (common/common-targhooks.o): New.
9721         * common/config/default-common.c: Include tm.h.  Add FIXME comment.
9722         * common/config/pa/pa-common.c: Include more headers.  Take
9723         copyright dates from pa.c.
9724         (pa_option_optimization_table, pa_handle_option,
9725         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_DEFAULT_TARGET_FLAGS,
9726         TARGET_HANDLE_OPTION): Move from pa.c.
9727         * common/config/alpha/alpha-common.c,
9728         common/config/arm/arm-common.c, common/config/avr/avr-common.c,
9729         common/config/bfin/bfin-common.c,
9730         common/config/cris/cris-common.c,
9731         common/config/fr30/fr30-common.c, common/config/frv/frv-common.c,
9732         common/config/h8300/h8300-common.c,
9733         common/config/i386/i386-common.c,
9734         common/config/ia64/ia64-common.c,
9735         common/config/iq2000/iq2000-common.c,
9736         common/config/lm32/lm32-common.c,
9737         common/config/m32c/m32c-common.c,
9738         common/config/m32r/m32r-common.c,
9739         common/config/m68k/m68k-common.c,
9740         common/config/mcore/mcore-common.c,
9741         common/config/mep/mep-common.c,
9742         common/config/microblaze/microblaze-common.c,
9743         common/config/mips/mips-common.c,
9744         common/config/mmix/mmix-common.c,
9745         common/config/mn10300/mn10300-common.c,
9746         common/config/pdp11/pdp11-common.c,
9747         common/config/picochip/picochip-common.c,
9748         common/config/rs6000/rs6000-common.c,
9749         common/config/rx/rx-common.c, common/config/s390/s390-common.c,
9750         common/config/score/score-common.c, common/config/sh/sh-common.c,
9751         common/config/sparc/sparc-common.c,
9752         common/config/spu/spu-common.c, common/config/v850/v850-common.c,
9753         common/config/vax/vax-common.c,
9754         common/config/xstormy16/xstormy16-common.c,
9755         common/config/xtensa/xtensa-common.c: New.
9756         * config/alpha/alpha.c: Include common/common-target.h.
9757         (alpha_option_optimization_table, alpha_handle_option,
9758         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
9759         TARGET_OPTION_OPTIMIZATION_TABLE): Move to alpha-common.c.
9760         * config/arm/arm-protos.h (arm_except_unwind_info): Declare.
9761         * config/arm/arm.c (arm_option_optimization_table,
9762         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
9763         TARGET_EXCEPT_UNWIND_INFO, arm_except_unwind_info): Move to
9764         arm-common.c.
9765         * config/avr/avr.c (avr_option_optimization_table,
9766         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO): Move
9767         to avr-common.c.
9768         * config/bfin/bfin.c (struct bfin_cpu): Move to bfin.h.
9769         (bfin_cpus, bfin_handle_option, TARGET_HANDLE_OPTION,
9770         TARGET_DEFAULT_TARGET_FLAGS): Move to bfin-common.c.
9771         * config/bfin/bfin.h struct bfin_cpu): Move from bfin.c.
9772         * config/cris/cris.c (cris_option_optimization_table,
9773         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
9774         TARGET_OPTION_OPTIMIZATION_TABLE, cris_handle_option): Move to
9775         cris-common.c.
9776         * config/fr30/fr30.c (fr30_option_optimization_table,
9777         TARGET_EXCEPT_UNWIND_INFO, TARGET_OPTION_OPTIMIZATION_TABLE): Move
9778         to fr30-common.c.
9779         * config/frv/frv.c (frv_option_optimization_table,
9780         MASK_DEFAULT_ALLOC_CC, TARGET_DEFAULT_TARGET_FLAGS,
9781         TARGET_OPTION_OPTIMIZATION_TABLE): Move to frv-common.c.
9782         * config/h8300/h8300.c (h8300_option_optimization_table,
9783         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
9784         TARGET_EXCEPT_UNWIND_INFO): Move to h8300-common.c.
9785         * config/i386/i386-protos.h (ix86_handle_option): Declare.
9786         * config/i386/i386.c: Include common/common-target.h.
9787         (OPTION_MASK_ISA_MMX_SET, OPTION_MASK_ISA_3DNOW_SET,
9788         OPTION_MASK_ISA_SSE_SET, OPTION_MASK_ISA_SSE2_SET,
9789         OPTION_MASK_ISA_SSE3_SET, OPTION_MASK_ISA_SSSE3_SET,
9790         OPTION_MASK_ISA_SSE4_1_SET, OPTION_MASK_ISA_SSE4_2_SET,
9791         OPTION_MASK_ISA_AVX_SET, OPTION_MASK_ISA_FMA_SET,
9792         OPTION_MASK_ISA_SSE4_SET, OPTION_MASK_ISA_SSE4A_SET,
9793         OPTION_MASK_ISA_FMA4_SET, OPTION_MASK_ISA_XOP_SET,
9794         OPTION_MASK_ISA_LWP_SET, OPTION_MASK_ISA_AES_SET,
9795         OPTION_MASK_ISA_PCLMUL_SET, OPTION_MASK_ISA_ABM_SET,
9796         OPTION_MASK_ISA_BMI_SET, OPTION_MASK_ISA_TBM_SET,
9797         OPTION_MASK_ISA_POPCNT_SET, OPTION_MASK_ISA_CX16_SET,
9798         OPTION_MASK_ISA_SAHF_SET, OPTION_MASK_ISA_MOVBE_SET,
9799         OPTION_MASK_ISA_CRC32_SET, OPTION_MASK_ISA_FSGSBASE_SET,
9800         OPTION_MASK_ISA_RDRND_SET, OPTION_MASK_ISA_F16C_SET,
9801         OPTION_MASK_ISA_MMX_UNSET, OPTION_MASK_ISA_3DNOW_UNSET,
9802         OPTION_MASK_ISA_3DNOW_A_UNSET, OPTION_MASK_ISA_SSE_UNSET,
9803         OPTION_MASK_ISA_SSE2_UNSET, OPTION_MASK_ISA_SSE3_UNSET,
9804         OPTION_MASK_ISA_SSSE3_UNSET, OPTION_MASK_ISA_SSE4_1_UNSET,
9805         OPTION_MASK_ISA_SSE4_2_UNSET, OPTION_MASK_ISA_AVX_UNSET,
9806         OPTION_MASK_ISA_FMA_UNSET, OPTION_MASK_ISA_SSE4_UNSET,
9807         OPTION_MASK_ISA_SSE4A_UNSET, OPTION_MASK_ISA_FMA4_UNSET,
9808         OPTION_MASK_ISA_XOP_UNSET, OPTION_MASK_ISA_LWP_UNSET,
9809         OPTION_MASK_ISA_AES_UNSET, OPTION_MASK_ISA_PCLMUL_UNSET,
9810         OPTION_MASK_ISA_ABM_UNSET, OPTION_MASK_ISA_BMI_UNSET,
9811         OPTION_MASK_ISA_TBM_UNSET, OPTION_MASK_ISA_POPCNT_UNSET,
9812         OPTION_MASK_ISA_CX16_UNSET, OPTION_MASK_ISA_SAHF_UNSET,
9813         OPTION_MASK_ISA_MOVBE_UNSET, OPTION_MASK_ISA_CRC32_UNSET,
9814         OPTION_MASK_ISA_FSGSBASE_UNSET, OPTION_MASK_ISA_RDRND_UNSET,
9815         OPTION_MASK_ISA_F16C_UNSET, ix86_handle_option,
9816         ix86_option_optimization_table, ix86_option_init_struct,
9817         ix86_supports_split_stack, TARGET_DEFAULT_TARGET_FLAGS,
9818         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
9819         TARGET_OPTION_INIT_STRUCT, TARGET_SUPPORTS_SPLIT_STACK): Move to
9820         i386-common.c.
9821         * config/i386/t-i386 (i386.o): Update dependencies.
9822         * config/ia64/ia64-protos.h (ia64_except_unwind_info): Declare.
9823         * config/ia64/ia64.c (ia64_option_optimization_table,
9824         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO,
9825         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
9826         ia64_handle_option): Move to ia64-common.c.
9827         * config/iq2000/iq2000.c (iq2000_option_optimization_table,
9828         TARGET_OPTION_OPTIMIZATION_TABLE): Move to iq2000-common.c.
9829         * config/lm32/lm32.c (lm32_option_optimization_table,
9830         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO): Move
9831         to lm32-common.c.
9832         * config/m32c/m32c.c (TARGET_HAVE_NAMED_SECTIONS): Move to
9833         m32c-common.c.
9834         * config/m32r/m32r.c (m32r_option_optimization_table,
9835         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
9836         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO,
9837         m32r_handle_option): Move to m32r-common.c.
9838         (m32r_memory_move_cost): Remove comment referring to
9839         TARGET_HANDLE_OPTION.
9840         * config/m68k/m68k.c (TARGET_HANDLE_OPTION, m68k_handle_option):
9841         Move to m68k-common.c.
9842         * config/mcore/mcore.c (mcore_option_optimization_table,
9843         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
9844         TARGET_EXCEPT_UNWIND_INFO): Move to mcore-common.c.
9845         * config/mep/mep.c (mep_option_optimization_table,
9846         mep_handle_option, TARGET_HANDLE_OPTION,
9847         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_DEFAULT_TARGET_FLAGS):
9848         Move to mep-common.c.
9849         * config/microblaze/microblaze.c
9850         (microblaze_option_optimization_table,
9851         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
9852         TARGET_EXCEPT_UNWIND_INFO): Move to microblaze-common.c.
9853         * config/mips/mips.c (mips_handle_option,
9854         mips_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE,
9855         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Move to
9856         mips-common.c.
9857         * config/mmix/mmix.c (mmix_option_optimization_table,
9858         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE):
9859         Move to mmix-common.c.
9860         * config/mn10300/mn10300.c (mn10300_option_optimization_table,
9861         mn10300_handle_option, TARGET_EXCEPT_UNWIND_INFO,
9862         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
9863         TARGET_OPTION_OPTIMIZATION_TABLE): Move to mn10300-common.c.
9864         * config/pa/pa.c: Include common/common-target.h.
9865         (pa_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE,
9866         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
9867         pa_handle_option): Move to pa-common.c.
9868         (pa_option_override): Use targetm_common.except_unwind_info.
9869         (pa_asm_output_mi_thunk, pa_function_section): Use
9870         targetm_common.have_named_sections.
9871         * config/pdp11/pdp11.c (pdp11_option_optimization_table,
9872         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
9873         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_OPTION_INIT_STRUCT,
9874         pdp11_handle_option, pdp11_option_init_struct): Move to
9875         pdp11-common.c.
9876         * config/picochip/picochip.c (picochip_option_optimization_table,
9877         TARGET_HAVE_NAMED_SECTIONS, TARGET_OPTION_OPTIMIZATION_TABLE,
9878         TARGET_EXCEPT_UNWIND_INFO): Move to picochip-common.c.
9879         * config/rs6000/rs6000.c: Include common/common-target.h.
9880         (rs6000_option_optimization_table, TARGET_HANDLE_OPTION,
9881         TARGET_OPTION_INIT_STRUCT, TARGET_OPTION_OPTIMIZATION_TABLE,
9882         TARGET_DEFAULT_TARGET_FLAGS, rs6000_option_init_struct,
9883         rs6000_handle_option): Move to rs6000-common.c.
9884         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
9885         * config/rx/rx.c (rx_handle_option, rx_option_optimization_table,
9886         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
9887         TARGET_EXCEPT_UNWIND_INFO): Move to rx-common.c.
9888         * config/s390/s390.c (processor_flags_table,
9889         s390_option_optimization_table, s390_option_init_struct,
9890         s390_handle_option, TARGET_DEFAULT_TARGET_FLAGS,
9891         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
9892         TARGET_OPTION_INIT_STRUCT): Move to s390-common.c.
9893         * config/s390/s390.h (processor_flags_table): Declare.
9894         * config/score/score.c (score_option_optimization_table,
9895         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
9896         TARGET_OPTION_OPTIMIZATION_TABLE, MASK_ALL_CPU_BITS,
9897         score_handle_option): Move to score-common.c.
9898         * config/sh/sh.c (sh_option_optimization_table,
9899         TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_OPTION_INIT_STRUCT,
9900         TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
9901         sh_handle_option, sh_option_init_struct): Move to sh-common.c.
9902         * config/sparc/sparc.c: Include common/common-target.h.
9903         (sparc_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS,
9904         TARGET_OPTION_OPTIMIZATION_TABLE): Move to sparc-common.c.
9905         * config/spu/spu.c (TARGET_DEFAULT_TARGET_FLAGS,
9906         TARGET_OPTION_INIT_STRUCT, TARGET_EXCEPT_UNWIND_INFO,
9907         spu_option_init_struct): Move to spu-common.c.
9908         * config/stormy16/stormy16.c (xstorym16_option_optimization_table,
9909         TARGET_OPTION_OPTIMIZATION_TABLE): Move to xstormy16-common.c.
9910         * config/v850/v850.c (small_memory_physical_max,
9911         v850_handle_memory_optionn v850_handle_option,
9912         v850_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS,
9913         TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE): Move to
9914         v850-common.c.
9915         * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Move to vax-common.c.
9916         * config/xtensa/xtensa.c (xtensa_option_optimization_table,
9917         TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE):
9918         Move to xtensa-common.c.
9919         * cfglayout.c: Include common/common-target.h.
9920         (fixup_reorder_chain): Use targetm_common.have_named_sections.
9921         * cfgrtl.c: Include common/common-target.h.
9922         (force_nonfallthru_and_redirect, commit_one_edge_insertion): Use
9923         targetm_common.have_named_sections.
9924         * dbxout.c: Include common/common-target.h.
9925         (dbxout_function_end): Use targetm_common.have_named_sections.
9926         * defaults.h (STACK_OLD_CHECK_PROTECT, STACK_CHECK_PROTECT): Use
9927         targetm_common.except_unwind_info.
9928         * dwarf2out.c: Include common/common-target.h.
9929         (dwarf2out_do_frame, dwarf2out_do_cfi_asm,
9930         dwarf2out_begin_prologue, dwarf2out_frame_init,
9931         dwarf2out_frame_finish, dwarf2out_assembly_start): Use
9932         targetm_common.except_unwind_info.
9933         * except.c: Include common/common-target.h.
9934         (init_eh, finish_eh_generation,
9935         output_one_function_exception_table): Use
9936         targetm_common.except_unwind_info.
9937         (switch_to_exception_section): Use targetm_common.have_named_sections.
9938         * explow.c: Include common/common-target.h.
9939         * expr.c: Include common/common-target.h.
9940         (build_personality_function): Use targetm_common.except_unwind_info.
9941         * function.c: Include common/common-target.h.
9942         (expand_function_end): Use targetm_common.except_unwind_info.
9943         * haifa-sched.c: Include common/common-target.h.
9944         (sched_create_recovery_edges): Use targetm_common.have_named_sections.
9945         * lto-opts.c: Include common/common-target.h instead of target.h.
9946         (lto_reissue_options): Use targetm_common.handle_option.
9947         * opts.c: Include common/common-target.h.
9948         (target_handle_option): Use targetm_common.handle_option.
9949         (init_options_struct): Update comment referring to
9950         targetm.target_option.optimization.  Use
9951         targetm_common.default_target_flags,
9952         targetm_common.unwind_tables_default and
9953         targetm_common.option_init_struct.
9954         (default_options_optimization): Use
9955         targetm_common.option_optimization_table.
9956         (finish_options): Use targetm_common.except_unwind_info,
9957         targetm_common.unwind_tables_default,
9958         targetm_common.have_named_sections and
9959         targetm_common.supports_split_stack.
9960         * toplev.c: Include common/common-target.h.
9961         (process_options): Use targetm_common.have_named_sections.
9962         * tree-tailcall.c: Include common/common-target.h.
9963         (suitable_for_tail_call_opt_p): Use targetm_common.except_unwind_info.
9964         * tree.c: Include common/common-target.h.
9965         (build_common_builtin_nodes): Use targetm_common.except_unwind_info.
9966         * varasm.c: Include common/common-target.h.
9967         (resolve_unique_section, hot_function_section,
9968         default_function_section): Use targetm_common.have_named_sections.
9969
9970 2011-06-14  Easwaran Raman  <eraman@google.com>
9971
9972         PR rtl-optimization/44194
9973         * dse.c: Include tree-flow.h
9974         (insn_info): Add new field non_frame_wild_read.
9975         (group_info): Add new fields escaped_n and escaped_p.
9976         (kill_on_calls): New variable.
9977         (get_group_info): Initialize gi->escaped_n and gi->escaped_p.
9978         (dse_step0): Initialize kill_on_calls.
9979         (can_escape): New function.
9980         (set_usage_bits): Add additional parameter; record information
9981         about escaped locations.
9982         (record_store): Pass EXPR corresponding to MEM to set_usage_bits.
9983         (dse_step2_nospill): Set kill_on_calls based on
9984         group->escaped_n and group->escaped_n.
9985         (add_wild_read): Refactor into...
9986         (reset_active_stores): ... New function, and
9987         (free_read_records): ... New function.
9988         (add_non_frame_wild_read): New function.
9989         (scan_insn): Call add_non_frame_wild_read on non-const calls.
9990         (scan_reads_nospill): Handle instructions with non_frame_wild_read.
9991         (dse_step5_nospill): Call scan_reads_nospill for instructions
9992         marked as non_frame_wild_read.
9993         (dse_step7): Free escaped_n, escaped_p and kill_on_calls bitmaps.
9994
9995 2011-06-14  Joseph Myers  <joseph@codesourcery.com>
9996
9997         * common/common-target-def.h, common/common-target.def,
9998         common/common-target.h, common/config/default-common.c,
9999         common/config/pa/pa-common.c: New files.
10000         * Makefile.in (common_out_file, common_out_object_file,
10001         COMMON_TARGET_H, COMMON_TARGET_DEF_H): New.
10002         (OBJS-libcommon-target): Include $(common_out_object_file).
10003         (prefix.o): Update dependencies.
10004         ($(common_out_object_file), common/common-target-hooks-def.h,
10005         s-common-target-hooks-def-h): New.
10006         (s-tm-texi): Also check timestamp on common-target.def.
10007         (build/genhooks.o): Update dependencies.
10008         * config.gcc (common_out_file, target_has_targetm_common): Define.
10009         * config/pa/som.h (ALWAYS_STRIP_DOTDOT): Replace with
10010         TARGET_ALWAYS_STRIP_DOTDOT.
10011         * configure.ac (common_out_object_file): Define.
10012         (common_out_file, common_out_object_file): Substitute.
10013         (common): Create directory.
10014         * configure: Regenerate.
10015         * doc/tm.texi.in (targetm_common): Document.
10016         (TARGET_ALWAYS_STRIP_DOTDOT): Add @hook entry.
10017         * doc/tm.texi: Regenerate.
10018         * genhooks.c (hook_array): Also include common/common-target.def.
10019         * prefix.c (tm.h): Don't include.
10020         (common/common-target.h): Include.
10021         (ALWAYS_STRIP_DOTDOT): Don't define.
10022         (update_path): Use targetm_common.always_strip_dotdot instead of
10023         ALWAYS_STRIP_DOTDOT.
10024         * system.h (ALWAYS_STRIP_DOTDOT): Poison.
10025
10026 2011-06-14  David Li  <davidxl@google.com>
10027
10028         * passes.c (execute_function_todo): Remove TODO_dump_func.
10029         (execute_one_pass): Remove TODO_dump_func.
10030         (execute_function_dump): New function.
10031         * tree-vrp.c: Remove TODO_dump_func.
10032         * regrename.c: Remove TODO_dump_func.
10033         * fwprop.c: Remove TODO_dump_func.
10034         * tree-into-ssa.c: Remove TODO_dump_func.
10035         * tree-complex.c: Remove TODO_dump_func.
10036         * tracer.c: Remove TODO_dump_func.
10037         * tree-loop-distribution.c: Remove TODO_dump_func.
10038         * postreload-gcse.c: Remove TODO_dump_func.
10039         * postreload.c: Remove TODO_dump_func.
10040         * tree-ssa-loop-ch.c: Remove TODO_dump_func.
10041         * tree-tailcall.c: Remove TODO_dump_func.
10042         * ipa-cp.c: Remove TODO_dump_func.
10043         * final.c: Remove TODO_dump_func.
10044         * tree-emutls.c: Remove TODO_dump_func.
10045         * omp-low.c: Remove TODO_dump_func.
10046         * tree-ssa-dse.c: Remove TODO_dump_func.
10047         * tree-ssa-uncprop.c: Remove TODO_dump_func.
10048         * auto-inc-dec.c: Remove TODO_dump_func.
10049         * reorg.c: Remove TODO_dump_func.
10050         * tree-ssa-copyrename.c: Remove TODO_dump_func.
10051         * tree-ssa-ccp.c: Remove TODO_dump_func.
10052         * compare-elim.c: Remove TODO_dump_func.
10053         * mode-switching.c: Remove TODO_dump_func.
10054         * modulo-sched.c: Remove TODO_dump_func.
10055         * tree-call-cdce.c: Remove TODO_dump_func.
10056         * cse.c: Remove TODO_dump_func.
10057         * web.c: Remove TODO_dump_func.
10058         * tree-stdarg.c: Remove TODO_dump_func.
10059         * lto-streamer-out.c: Remove TODO_dump_func.
10060         * tree-ssa-math-opts.c: Remove TODO_dump_func.
10061         * tree-ssa-dom.c: Remove TODO_dump_func.
10062         * tree-nrv.c: Remove TODO_dump_func.
10063         * loop-init.c: Remove TODO_dump_func.
10064         * gimple-low.c: Remove TODO_dump_func.
10065         * ipa-inline.c: Remove TODO_dump_func.
10066         * tree-ssa-sink.c: Remove TODO_dump_func.
10067         * jump.c: Remove TODO_dump_func.
10068         * ifcvt.c: Remove TODO_dump_func.
10069         * tree-ssa-loop.c: Remove TODO_dump_func.
10070         * recog.c: Remove TODO_dump_func.
10071         * dse.c: Remove TODO_dump_func.
10072         * tree-ssa-ifcombine.c: Remove TODO_dump_func.
10073         * matrix-reorg.c: Remove TODO_dump_func.
10074         * tree-eh.c: Remove TODO_dump_func.
10075         * regmove.c: Remove TODO_dump_func.
10076         * function.c: Remove TODO_dump_func.
10077         * tree-vectorizer.c: Remove TODO_dump_func.
10078         * ipa-split.c: Remove TODO_dump_func.
10079         * gcse.c: Remove TODO_dump_func.
10080         * tree-if-conv.c: Remove TODO_dump_func.
10081         * init-regs.c: Remove TODO_dump_func.
10082         * tree-ssa-phiopt.c: Remove TODO_dump_func.
10083         * implicit-zee.c: Remove TODO_dump_func.
10084         * lower-subreg.c: Remove TODO_dump_func.
10085         * bt-load.c: Remove TODO_dump_func.
10086         * tree-dfa.c: Remove TODO_dump_func.
10087         * except.c: Remove TODO_dump_func.
10088         * emit-rtl.c: Remove TODO_dump_func.
10089         * store-motion.c: Remove TODO_dump_func.
10090         * cfgexpand.c: Remove TODO_dump_func.
10091         * tree-cfgcleanup.c: Remove TODO_dump_func.
10092         * cfgcleanup.c: Remove TODO_dump_func.
10093         * tree-ssa-pre.c: Remove TODO_dump_func.
10094         * tree-sra.c: Remove TODO_dump_func.
10095         * tree-mudflap.c: Remove TODO_dump_func.
10096         * tree-ssa-copy.c: Remove TODO_dump_func.
10097         * cfglayout.c: Remove TODO_dump_func.
10098         * tree-ssa-forwprop.c: Remove TODO_dump_func.
10099         * tree-ssa-dce.c: Remove TODO_dump_func.
10100         * ira.c: Remove TODO_dump_func.
10101         * tree-ssa.c: Remove TODO_dump_func.
10102         * integrate.c: Remove TODO_dump_func.
10103         * tree-optimize.c: Remove TODO_dump_func.
10104         * tree-ssa-phiprop.c: Remove TODO_dump_func.
10105         * tree-object-size.c: Remove TODO_dump_func.
10106         * combine.c: Remove TODO_dump_func.
10107         * bb-reorder.c: Remove TODO_dump_func.
10108         * cprop.c: Remove TODO_dump_func.
10109         * var-tracking.c: Remove TODO_dump_func.
10110         * tree-profile.c: Remove TODO_dump_func.
10111         * tree-vect-generic.c: Remove TODO_dump_func.
10112         * reg-stack.c: Remove TODO_dump_func.
10113         * sched-rgn.c: Remove TODO_dump_func.
10114         * tree-ssa-structalias.c: Remove TODO_dump_func.
10115         * tree-switch-conversion.c: Remove TODO_dump_func.
10116         * tree-cfg.c: Remove TODO_dump_func.
10117         * tree-ssa-reassoc.c: Remove TODO_dump_func.
10118         * combine-stack-adj.c: Remove TODO_dump_func.
10119         * dce.c: Remove TODO_dump_func.
10120         * tree-ssanames.c: Remove TODO_dump_func.
10121         * regcprop.c: Remove TODO_dump_func.
10122
10123 2011-06-14  H.J. Lu  <hongjiu.lu@intel.com>
10124
10125         PR middle-end/47364
10126         * builtins.c (expand_builtin_strlen): Expand strlen to Pmode
10127         and properly handle result not in Pmode.
10128
10129 2011-06-14  Robert Millan  <rmh@gnu.org>
10130
10131         * config/i386/kfreebsd-gnu.h: Resync with `config/i386/linux.h'.
10132         * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER): Resync with
10133         `config/linux.h'.
10134
10135         * config/i386/kfreebsd-gnu64.h: New file.
10136         * config.gcc (x86_64-*-kfreebsd*-gnu): Replace `i386/kfreebsd-gnu.h'
10137         with `i386/kfreebsd-gnu64.h'.
10138
10139         * config/i386/linux64.h (GNU_USER_LINK_EMULATION32)
10140         (GNU_USER_LINK_EMULATION64): New macros.
10141         * config/i386/gnu-user64.h (LINK_SPEC): Rely on
10142         `GNU_USER_LINK_EMULATION32' and `GNU_USER_LINK_EMULATION64' instead
10143         of hardcoding `elf_i386' and `elf_x86_64'.
10144
10145 2011-06-14  Nick Clifton  <nickc@redhat.com>
10146
10147         PR target/49403
10148         * config/v850/v850.c (v850_memory_move_cost): Add reg_class_t parameter.
10149
10150         PR target/49402
10151         * config.gcc(v850*-*-*): Avoid duplication of v850.opt.
10152
10153 2011-06-14  Jakub Jelinek  <jakub@redhat.com>
10154
10155         PR fortran/49103
10156         * tree.h (DECL_NONSHAREABLE): Define.
10157         (struct tree_decl_common): Change decl_common_unused to
10158         decl_nonshareable_flag.
10159         * cfgexpand.c (expand_used_vars_for_block, clear_tree_used):
10160         Ignore vars with DECL_NONSHAREABLE bit set.
10161         * tree-cfg.c (gimple_duplicate_bb): Set DECL_NONSHAREABLE
10162         on stores to automatic aggregate vars.
10163
10164         PR rtl-optimization/49390
10165         Revert:
10166         2010-06-29  Bernd Schmidt  <bernds@codesourcery.com>
10167
10168         * cse.c (exp_equiv_p): For MEMs, if for_gcse, only compare
10169         MEM_ALIAS_SET.
10170
10171 2011-06-14  Zdenek Dvorak  <ook@ucw.cz>
10172             Tom de Vries  <tom@codesourcery.com>
10173
10174         PR target/45098
10175         * cfgloop.h (nb_iterations_upper_bound, nb_iterations_estimate):
10176         Document changed semantics.
10177         (max_stmt_executions, max_stmt_executions_int): Declare.
10178         * tree-data-ref.c (estimated_loop_iterations)
10179         (estimated_loop_iterations_int): Move functions...
10180         * tree-ssa-loop-niter.c (estimated_loop_iterations)
10181         (estimated_loop_iterations_int): here.
10182         (record_estimate): Change nb_iterations_upper_bound and
10183         nb_iterations_estimate semantics.
10184         (max_stmt_executions, max_stmt_executions_int): New function.
10185         * tree-data-ref.c (estimated_loop_iterations_tree): Rename to ...
10186         (max_stmt_executions_tree): this.
10187         (analyze_miv_subscript): Use max_stmt_executions_tree instead of
10188         estimated_loop_iterations_tree.
10189         tree-ssa-loop-ivopts.c (avg_loop_niter): Use
10190         max_stmt_executions_int instead of estimated_loop_iterations_int.
10191         * predict.c (predict_loops): Idem.
10192         * tree-parloops.c (parallelize_loops): Idem.
10193         * tree-data-ref.c (analyze_siv_subscript_cst_affine)
10194         (compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine)
10195         (init_omega_for_ddr_1): Idem.
10196         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse)
10197         (loop_prefetch_arrays): Idem
10198         * graphite-sese-to-poly.c (build_loop_iteration_domains): Use
10199         max_stmt_executions instead of estimated_loop_iterations.
10200         * tree-data-ref.c (estimated_loop_iterations_tree): Idem.
10201         * tree-vrp.c (adjust_range_with_scev): Use estimated_loop_iterations
10202         instead of nb_iterations_upper_bound.
10203
10204 2011-06-13  Jan Hubicka  <jh@suse.cz>
10205
10206         * ipa.c (cgraph_address_taken_from_non_vtable_p): Check the ref type.
10207
10208 2011-06-14  Richard Henderson  <rth@redhat.com>
10209
10210         PR debug/48459
10211         * dwarf2out.c (frame_pointer_fb_offset_valid): New.
10212         (based_loc_descr): Assert it's true.
10213         (compute_frame_pointer_to_fb_displacement): Set it, rather than
10214         aborting immediately.
10215
10216 2011-06-14  Sanjin Liu  <scliu@faraday-tech.com>
10217             Mingfeng Wu  <mingfeng@faraday-tech.com>
10218
10219         * doc/invoke.texi: Re-add missing -mcpu docs for Faraday cores.
10220
10221 2011-06-13  Jan Hubicka  <jh@suse.cz>
10222
10223         * ipa-cp.c (ipcp_iterate_stage): Revert accidental commit.
10224
10225 2011-06-13  Jan Hubicka  <jh@suse.cz>
10226
10227         * cgraph.c (cgraph_make_decl_local): Handle DECL_ONE_ONLY
10228         similarly to DECL_COMDAT.
10229         * cgraphunit.c (cgraph_analyze_function): Likewise.
10230         * ipa.c (function_and_variable_visibility): Likewise.
10231
10232 2011-06-13  Jan Hubicka  <jh@suse.cz>
10233
10234         * lto-streamer-out.c (lto_output_ts_binfo_tree_pointers): Do not output
10235         BINFO_VIRTUALS when streaming for ltrans unit.
10236
10237 2011-06-13  David Edelsohn  <dje.gcc@gmail.com>
10238
10239         * config/rs6000/rs6000.md (movdi_mfpgpr): Remove POWER mnemonic.
10240         (movdi_internal64): Same.
10241
10242 2011-06-13  Edmar Wienskoski  <edmar@freescale.com>
10243
10244         PR target/44618
10245         * config/rs6000/rs6000.md (save_gpregs_<mode>): Replaced pattern with
10246         a set of similar patterns, where the MATCH_OPERAND for the function
10247         argument is replaced with individual references to hardware registers.
10248         (save_fpregs_<mode>): Ditto
10249         (restore_gpregs_<mode>): Ditto
10250         (return_and_restore_gpregs_<mode>): Ditto
10251         (return_and_restore_fpregs_<mode>): Ditto
10252         (return_and_restore_fpregs_aix_<mode>): Ditto
10253
10254 2011-06-13  Jan Hubicka  <jh@suse.cz>
10255
10256         * ipa-utils.c (postorder_stack): New structure.
10257         (ipa_reverse_postorder): Handle aliases.
10258
10259 2011-06-13  Jan Hubicka  <jh@suse.cz>
10260
10261         * ipa-inline.c (reset_edge_caches): Walk aliases.
10262         (update_caller_keys): Do not test inlinability of aliases.
10263         * ipa-inline-analysis.c (do_estimate_edge_time): Look through alias.
10264         (do_estimate_growth): Fix typo.
10265
10266 2011-06-13  Jan Hubicka  <jh@suse.cz>
10267
10268         * ipa-inline-transform.c (+can_remove_node_now_p_1): Break out from...
10269         (can_remove_node_now_p): ... here; handle same comdat groups.
10270         (clone_inlined_nodes): Update use of can_remove_node_now_p add TODO.
10271         (inline_call): Update use of can_remove_node_now_p.
10272
10273 2011-06-13  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
10274
10275         * config/h8300/h8300.md (bsetqi_msx, bclrqi_msx, bnotqi_msx): Added
10276         condition to disallow non-identical memory locations.
10277         (*andqi3_2, andqi3_1, iorqi3_1, xorqi3_1): Reorder insn to give
10278         preference to bit manipulation instructions.
10279
10280 2011-06-13  Jan Hubicka  <jh@suse.cz>
10281
10282         * cgraph.c (cgraph_for_node_thunks_and_aliases,
10283         cgraph_for_node_and_aliases): Fix thinko in recursive walking.
10284         (nonremovable_p): New function.
10285         (cgraph_can_remove_if_no_direct_calls_p): New function.
10286         (used_from_object_file_p): New functoin.
10287         (cgraph_will_be_removed_from_program_if_no_direct_calls): Look for
10288         references from aliases.
10289         * cgraph.h (cgraph_can_remove_if_no_direct_calls_p): Bring offline.
10290         * ipa-inline.c (check_caller_edge): New function.
10291         (want_inline_function_called_once_p): Use it; accept aliases called
10292         once, too.
10293         * ipa-inline-analysis.c (do_estimate_growth): Remove FIXME.
10294
10295 2011-06-13  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
10296
10297         PR target/48454
10298         * config/arm/neon.md (vec_pack_trunc): Set the lengths
10299         correctly for the case with Quad vectors.
10300
10301 2011-06-13 Jakub Jelinek  <jakub@redhat.com>
10302            Ira Rosen  <ira.rosen@linaro.org>
10303
10304         PR tree-optimization/49352
10305         * tree-vect-loop.c (vect_is_slp_reduction): Don't count debug uses at
10306         all, make sure loop_use_stmt after the loop is a def stmt of a used
10307         SSA_NAME that is the only one defined inside of the loop.  Don't
10308         check for COND_EXPR and GIMPLE_BINARY_RHS.
10309         (vect_is_simple_reduction_1): Call vect_is_slp_reduction only if
10310         check_reduction is true.
10311
10312 2011-06-11  Jan Hubicka  <jh@suse.cz>
10313
10314         PR middle-end/49373
10315         * ipa.c (cgraph_externally_visible_p): Check resolution info.
10316
10317 2011-06-11  Jan Hubicka  <jh@suse.cz>
10318
10319         PR middle-end/48836
10320         * ipa-inline-transform.c: Include tree-pass.h
10321         (inline_transform): Set TODO_update_ssa_only_virtuals.
10322         * Makefile.in (ipa-inline-transform.o): Add tree-pass.h.
10323
10324 2011-06-11  Jan Hubicka  <jh@suse.cz>
10325
10326         PR middle-end/49378
10327         * ipa.c (cgraph_non_local_node_p_1, cgraph_local_node_p): Rule out
10328         aliases and thunks.
10329
10330 2011-06-12  Ira Rosen  <ira.rosen@linaro.org>
10331
10332         * tree-vect-data-refs.c (vect_peeling_hash_get_most_frequent):
10333         Take number of iterations to peel into account for equally frequent
10334         misalignment values.
10335
10336 2011-06-11  Jan Hubicka  <jh@suse.cz>
10337
10338         * lto-streamer-out.c (produce_symtab): Stream out the newly
10339         represented aliases.
10340
10341 2011-06-11  Jan Hubicka  <jh@suse.cz>
10342
10343         * ipa-prop.c (ipa_make_edge_direct_to_target): Fix code setting
10344         varying args.
10345         (ipa_update_after_lto_read): Likewise.
10346         (ipa_write_node_info): Do not sream call_with_var_arguments.
10347         (ipa_read_node_info): Likewise.
10348
10349 2011-06-11  Jan Hubicka  <jh@suse.cz>
10350
10351         * ipa.c (cgraph_comdat_can_be_unshared_p): Fix pasto.
10352
10353 2011-06-11  Jan Hubicka  <jh@suse.cz>
10354
10355         * lto-symtab.c (lto_cgraph_replace_node): Kill same body alias code.
10356         (lto_symtab_resolve_can_prevail_p): Likewise.
10357         (lto_symtab_merge_cgraph_nodes): Update merging of aliases.
10358         * cgraph.c (same_body_aliases_done): New global var.
10359         (cgraph_same_body_alias_1): Rename to ...
10360         (cgraph_create_function_alias): ... this one; reorg to new
10361         representation.
10362         (cgraph_same_body_alias): Use cgraph_create_function_alias;
10363         record references when asked to.
10364         (cgraph_add_thunk): Fix formating.
10365         (cgraph_get_node): Kill same body alias code.
10366         (cgraph_node_for_asm): Likewise.
10367         (cgraph_remove_same_body_alias): Remove.
10368         (cgraph_remove_node): Kill same body alias code.
10369         (cgraph_mark_address_taken_node): Mark also the aliased function
10370         as having address taken.
10371         (dump_cgraph_node): Dump same body aliases.
10372         (cgraph_for_node_thunks_and_aliases): Update for new alias
10373         representation.
10374         (cgraph_for_node_and_aliases): Likewise.
10375         * cgraph.h (same_body): Kll pointer.
10376         (same_body_alias): Update comment.
10377         (same_body_aliases_done): Declare.
10378         (cgraph_remove_same_body_alias): Remove declaration.
10379         (cgraph_create_function_alias): Declare.
10380         (cgraph_process_same_body_aliases): Declare.
10381         (cgraph_function_with_gimple_body_p): Check for alias.
10382         (cgraph_can_remove_if_no_direct_calls_p): Look for aliases.
10383         (cgraph_alias_aliased_node): New function.
10384         (cgraph_function_node): Update for new aliases.
10385         (cgraph_function_or_thunk_node): Likewise.
10386         * ipa-inline-transform.c (can_remove_node_now_p): Look for aliases.
10387         (inline_call): Remove dead aliases.
10388         * cgraphunit.c (cgraph_decide_is_function_needed): Disable assembler
10389         name hack for same body aliases.
10390         (clone_of_p): Look through aliases.
10391         (verify_cgraph_node): Verify aliases.
10392         (cgraph_analyze_function): Analyze aliases; fixup C++ bugs.
10393         (cgraph_process_same_body_aliases): New function.
10394         (process_function_and_variable_attributes): Disable weakref warning on
10395         alias.
10396         (cgraph_analyze_functions): Handle aliases.
10397         (cgraph_mark_functions_to_output): Handle aliases same way as thunks.
10398         (assemble_thunks): Rename to ...
10399         (assemble_thunks_and_aliases): ... this one; handle aliases, too.
10400         (cgraph_expand_function): Remove alias output code.
10401         (cgraph_output_in_order): Skip aliases.
10402         (cgraph_preserve_function_body_p): Aliases don't need preserving.
10403         * ipa-ref.c (ipa_ref_use_name): Add alias reference.
10404         (ipa_record_reference): Do not assert on alias references.
10405         (ipa_ref_has_aliases_p): New function.
10406         * ipa-ref.h (enum ipa_ref_use): Add IPA_REF_ALIAS.
10407         (ipa_ref_has_aliases_p): Declare.
10408         * lto-cgraph.c (lto_output_node): Handle aliases.
10409         (input_node): Likewise.
10410         * lto-streamer-out.c (lto_output): Skip aliases.
10411         (produce_symtab): Kill same_body_alias code.
10412         * ipa-utils.c (ipa_reverse_postorder): Add FIXME.
10413         (ipa_reverse_postorder): Use cgraph_only_called_directly_or_aliased_p.
10414         * ipa-inline.c (update_caller_keys): Walk aliases.
10415         (inline_small_functions): Fix thinko in previous patch.
10416         * ipa.c (cgraph_externally_visible_p): Do not walk aliases.
10417         (function_and_variable_visibility): Do not walk same body aliases.
10418         * tree-ssa-structalias.c (associate_varinfo_to_alias): New function.
10419         (ipa_pta_execute): Use it.
10420
10421 2011-06-11  Uros Bizjak  <ubizjak@gmail.com>
10422
10423         * config/i386/sse.md (vec_dupv4sf): Correct mode of forced register.
10424         (*vec_dupv2df): Rename from vec_dupv2df.
10425         (vec_dupv2df): New expander.
10426
10427 2011-06-11  Uros Bizjak  <ubizjak@gmail.com>
10428
10429         * config/i386/sse.md (AVX_VEC_DUP_MODE): Rename from AVX256MODE24P.
10430
10431 2011-06-11  Uros Bizjak  <ubizjak@gmail.com>
10432
10433         * config/i386/i386.md: Use default value in "isa" attribute.
10434         * config/i386/sse.md: Ditto.
10435         * config/i386/mmx.md: Ditto.
10436
10437 2011-06-10  Wei Guozhi  <carrot@google.com>
10438
10439         PR target/45335
10440         * config/arm/ldmstm.md (ldm2_ia, stm2_ia, ldm2_ib, stm2_ib, ldm2_da,
10441         stm2_da, ldm2_db, stm2_db): Add condition !arm_arch7 to these insns.
10442         (ldrd, ldrd_reg1, ldrd_reg2 and peephole2): New insn patterns and
10443         related peephole2.
10444         (strd, strd_reg1, strd_reg2 and peephole2): New insn patterns and
10445         related peephole2.
10446         * config/arm/arm-protos.h (arm_check_ldrd_operands): New prototype.
10447         (arm_legitimate_ldrd_p): New prototype.
10448         (arm_output_ldrd): New prototype.
10449         * config/arm/arm.c (arm_check_ldrd_operands): New function.
10450         (arm_legitimate_ldrd_p): New function.
10451         (arm_output_ldrd): New function.
10452
10453 2011-06-10  David Li  <davidxl@google.com>
10454
10455         * cgraphunit.c (cgraph_finalize_compilation_unit): Pass dump.
10456         * passes.c (passr_eq): New function.
10457         (create_pass_tab): New function.
10458         (pass_traverse): New function.
10459         (dump_one_pass): New function.
10460         (dump_pass_list): New function.
10461         (dump_passes): New function.
10462
10463 2011-06-10  Jan Hubicka  <jh@suse.cz>
10464
10465         * cgraph.c (cgraph_set_nothrow_flag_1): Update cgraph after
10466         setting the nothrow flag.
10467         * ipa-reference.c (propagate): Skip aliases.
10468         * ipa-pure-const.c (propagate_pure_const): Skip aliases.
10469         (propagate_nothrow): Skip aliases; do not update cgraph.
10470         (local_pure_const): Do not update cgraph.
10471         * tree-profile.c (tree_profiling): Do fixup_cfg.
10472
10473 2011-06-10  Jan Hubicka  <jh@suse.cz>
10474
10475         * ipa.c (cgraph_non_local_node_p_1): Break out from ...;
10476         (cgraph_local_node_p): ... here; handle aliases.
10477         (has_addr_references_p): Break out from ...;
10478         (cgraph_remove_unreachable_nodes) ... here.
10479
10480 2011-06-10  Jan Hubicka  <jh@suse.cz>
10481
10482         * opts.c (default_options): Enlist OPT_finline_functions_called_once.
10483         * common.opt (flag_inline_functions_called_once): Do not
10484         initialize to 1.
10485
10486 2011-06-10  Jan Hubicka  <jh@suse.cz>
10487
10488         * ipa-cp.c (ipcp_versionable_function_p): Thunks are not versionable.
10489         (ipcp_initialize_node_lattices): Do not deal with aliases;
10490         Do not try to propagate through thunks.
10491         (ipcp_change_tops_to_bottom): Do not deal with aliases.
10492
10493 2011-06-10  Jan Hubicka  <jh@suse.cz>
10494
10495         * ipa-prop.c (ipa_write_node_info): Stream jump functions
10496         for indirect calls.
10497         (ipa_read_node_info): Likewise.
10498
10499 2011-06-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
10500
10501         PR lto/49302
10502         * tree-ssa-math-opts.c (powi_as_mults): Minor cleanup.
10503         (build_and_insert_call): Likewise.
10504         (build_and_insert_ref): New.
10505         (gimple_expand_builtin_pow): Minor cleanup.
10506         (gimple_expand_builtin_cabs): New.
10507         (execute_cse_sincos): Add case for BUILT_IN_CABS.
10508
10509 2011-06-10  Jan Hubicka  <jh@suse.cz>
10510
10511         * ipa-cp.c (ipcp_versionable_function_p): Aliases are not versionable.
10512         (ipcp_cloning_candidate_p): Aliases are not clonning candidates.
10513         (ipcp_initialize_node_lattices): We don't propagate through an aliases.
10514         (ipcp_propagate_stage): Skip aliases when propagating.
10515         (ipcp_need_redirect_p): Skip aliases.
10516         (ipcp_insert_stage): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY and
10517         collect_callers_of_node.
10518         * ipa-prop.c (ipa_init_func_list): Do not analyze datastructures
10519         for aliases.
10520         (ipa_compute_jump_functions): Look through aliases.
10521
10522 2011-06-10  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10523
10524         * doc/sourcebuild.texi (Effective-Target Keywords, pie): Document it.
10525
10526 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
10527
10528         * ira-costs.c: Remove #ifdefs on dead FORBIDDEN_INC_DEC_CLASSES.
10529         Adjust comments.
10530         * system.h (FORBIDDEN_INC_DEC_CLASSES): Poison.
10531
10532 2011-06-10  Jan Hubicka  <jh@suse.cz>
10533
10534         * ipa-cp.c (ipcp_process_devirtualization_opportunities):
10535         Update call of gimple_get_virt_method_for_binfo.
10536         * gimple-fold.c (gimple_get_virt_method_for_binfo): Remove
10537         refuse_thunks parameter.
10538         (gimple_fold_call): Update.
10539         * ipa-prop.c (try_make_edge_direct_virtual_call): Update.
10540
10541 2011-06-10  Jan Hubicka  <jh@suse.cz>
10542
10543         * tree-sra.c (all_callers_have_enough_arguments_p): Rename to ...
10544         (not_all_callers_have_enough_arguments_p): ... this one; turn into
10545         worker for cgraph_for_node_and_aliases.
10546         (convert_callers_for_node): Break out from ...
10547         (convert_callers): ... here.
10548         (modify_function): Use collect_callers_of_node.
10549         (ipa_early_sra): Use cgraph_for_node_and_aliases.
10550
10551 2011-06-10  Richard Guenther  <rguenther@suse.de>
10552
10553         PR tree-optimization/49361
10554         * fold-const.c (fold_binary_loc): Only fold x * x to pow (x, 2.0)
10555         when not already in gimple form.
10556
10557 2011-06-10  Richard Guenther  <rguenther@suse.de>
10558
10559         PR bootstrap/49344
10560         * tree-ssa-math-opts.c (convert_mult_to_fma): Use
10561         FOR_EACH_PHI_OR_STMT_USE.
10562
10563 2011-06-10  Jan Hubicka  <jh@suse.cz>
10564
10565         * ipa-inline-transform.c (can_remove_node_now_p): Move out of...
10566         (clone_inlined_nodes): ... here.
10567         (inline_call): Use cgraph_function_or_thunk_node; redirect edge
10568         to real destination prior inlining.
10569         * ipa-inline.c (caller_growth_limits, can_inline_edge_p,
10570         can_early_inline_edge_p, want_early_inline_function_p,
10571         want_early_inline_function_p, want_inline_small_function_p,
10572         want_inline_self_recursive_call_p, want_inline_function_called_once_p,
10573         edge_badness, update_all_callee_keys, lookup_recursive_calls,
10574         add_new_edges_to_heap, inline_small_functions, flatten_function,
10575         inline_always_inline_functions, early_inline_small_functions): Use
10576         cgraph_function_or_thunk_node.
10577         * ipa-inline-analysis.c (evaluate_conditions_for_edge,
10578         dump_inline_edge_summary, estimate_function_body_sizes): Likewise.
10579         (do_estimate_edge_growth_1): Break out from ...
10580         (do_estimate_growth) ... here; walk aliases.
10581         (inline_generate_summary): Skip aliases.
10582
10583 2011-06-10  Richard Guenther  <rguenther@suse.de>
10584
10585         * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Scan stmts
10586         forward when combining, visit inserted stmts when a stmt was changed.
10587
10588 2011-06-10  Paolo Carlini  <paolo.carlini@oracle.com>
10589
10590         * tree.h (error_operand_p): Add.
10591         * dbxout.c (dbxout_type_fields): Use the latter.
10592         * c-decl.c (add_stmt): Likewise.
10593         * gimplify.c (omp_add_variable, omp_notice_variable,
10594         gimplify_scan_omp_clauses): Likewise.
10595
10596 2011-06-10  Georg-Johann Lay  <avr@gjlay.de>
10597
10598         * config/avr/avr.c (avr_function_arg_advance): Fix thinko about
10599         when a value is actually passed in regs.
10600
10601 2011-06-10  Eric Botcazou  <ebotcazou@adacore.com>
10602             Laurent Rougé  <laurent.rouge@menta.fr>
10603
10604         * doc/invoke.texi (SPARC options): Add -mflat.
10605         * config/sparc/sparc.opt: Likewise.
10606         * config/sparc/sparc-protos.h (sparc_expand_epilogue): Add parameter.
10607         (sparc_flat_expand_prologue): Declare.
10608         (sparc_flat_expand_epilogue): Likewise.
10609         * config/sparc/sparc.h (CPP_CPU_SPEC): Do not handle -msoft-float.
10610         (CPP_ENDIAN_SPEC): Replace with...
10611         (CPP_OTHER_SPEC): ...this.  Also handle -mflat and -msoft-float.
10612         (CPP_SPEC): Adjust to above change.
10613         (EXTRA_SPECS): Likewise.
10614         (SPARC_INCOMING_INT_ARG_FIRST): Add TARGET_FLAT handling.
10615         (INCOMING_REGNO): Likewise.
10616         (OUTGOING_REGNO): Likewise.
10617         (LOCAL_REGNO): Likewise.
10618         (SETUP_FRAME_ADDRESSES): Likewise.
10619         (FIXED_REGISTERS): Set 0 for %fp.
10620         (CALL_USED_REGISTERS): Likewise.
10621         (INITIAL_ELIMINATION_OFFSET): Pass current_function_is_leaf.
10622         (EXIT_IGNORE_STACK): Define to 1 unconditionally.
10623         (RETURN_ADDR_REGNUM): Define.
10624         (RETURN_ADDR_RTX): Use it.
10625         (INCOMING_RETURN_ADDR_REGNUM): Define.
10626         (INCOMING_RETURN_ADDR_RTX): Use it.
10627         (DWARF_FRAME_RETURN_COLUMN): Likewise.
10628         (EH_RETURN_REGNUM): Define.
10629         (EH_RETURN_STACKADJ_RTX): Use it.
10630         (EH_RETURN_HANDLER_RTX): Delete.
10631         (EPILOGUE_USES): Use them and add TARGET_FLAT handling.
10632         * config/sparc/sparc.c (apparent_fsize, actual_fsize, num_gfregs):
10633         Delete.
10634         (struct machine_function): Add frame_size, apparent_frame_size,
10635         frame_base_reg, frame_base_offset, n_global_fp_regs and
10636         save_local_in_regs_p fields.
10637         (sparc_frame_size, sparc_apparent_frame_size, sparc_frame_base_reg,
10638         sparc_frame_base_offset, sparc_n_global_fp_regs,
10639         sparc_save_local_in_regs_p): New macros.
10640         (sparc_option_override): Error out if -fcall-saved-REG is specified
10641         for Out registers.
10642         (eligible_for_restore_insn): Fix formatting.
10643         (eligible_for_return_delay): Likewise.  Add TARGET_FLAT handling.
10644         (eligible_for_sibcall_delay): Likewise.
10645         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Add MODE parameter.
10646         (sparc_legitimate_address_p): Adjust to above change.
10647         (save_global_or_fp_reg_p): New predicate.
10648         (return_addr_reg_needed_p): Likewise.
10649         (save_local_or_in_reg_p): Likewise.
10650         (sparc_compute_frame_size): Use them.  Add TARGET_FLAT handling.
10651         (SORR_SAVE, SORR_RESTORE): Delete.
10652         (sorr_pred_t): New typedef.
10653         (sorr_act_t): New enum.
10654         (save_or_restore_regs): Rename to...
10655         (emit_save_or_restore_regs): ...this.  Change type of LOW and HIGH
10656         parameters, remove ACTION parameter, add LEAF_FUNCTION_P, SAVE_P,
10657         ACTION_TRUE and ACTION_FALSE parameters.  Implement more general
10658         mechanism.  Add CFI information for double-word saves in 32-bit mode.
10659         (emit_adjust_base_to_offset): New function extracted from...
10660         (emit_save_or_restore_regs): ...this.  Rename the rest to...
10661         (emit_save_or_restore_regs_global_fp_regs): ...this.
10662         (emit_save_or_restore_regs_local_in_regs): New function.
10663         (gen_create_flat_frame_[123]): New functions.
10664         (sparc_expand_prologue): Use SIZE local variable.  Adjust.
10665         (sparc_flat_expand_prologue): New function.
10666         (sparc_asm_function_prologue): Add TARGET_FLAT handling.
10667         (sparc_expand_epilogue): Use SIZE local variable.  Adjust.
10668         (sparc_flat_expand_epilogue): New function.
10669         (sparc_can_use_return_insn_p): Add TARGET_FLAT handling.
10670         (output_return): Likewise.
10671         (output_sibcall): Likewise.
10672         (sparc_output_mi_thunk): Likewise.
10673         (sparc_frame_pointer_required): Likewise.
10674         (sparc_conditional_register_usage): If TARGET_FLAT, disable the leaf
10675         function optimization.
10676         * config/sparc/sparc.md (flat): New attribute.
10677         (prologue): Add TARGET_FLAT handling.
10678         (save_register_window): Disable if TARGET_FLAT.
10679         (create_flat_frame_[123]): New patterns.
10680         (epilogue): Add TARGET_FLAT handling.
10681         (sibcall_epilogue): Likewise.
10682         (eh_return): New expander.
10683         (eh_return_internal): New insn and splitter.
10684         (return_internal): Add TARGET_FLAT handling.
10685         (untyped_return): Remove bogus test and use RETURN_ADDR_REGNUM.
10686         (save_stack_nonlocal): Use RETURN_ADDR_REGNUM.
10687         (nonlocal_goto): Add TARGET_FLAT handling.
10688         * config/sparc/t-elf: Add -mflat multilib.
10689         * config/sparc/t-leon: Likewise.
10690
10691 2011-06-10  Jan Hubicka  <jh@suse.cz>
10692
10693         * ipa-utils.c (searchc): Use cgraph_function_or_thunk_node.
10694         * ipa-pure-const.c (analyze_function): Aliases don't need analysis.
10695         (self_recursive_p): Use cgraph_function_node.
10696         (propagate_pure_const): Likewise.
10697         (propagate_nothrow): Likewise.
10698         * ipa-reference.c (ipa_reference_get_not_read_global): Use
10699         cgraph_function_node.
10700         (propagate_bits): Likewise.
10701         (propagate): Likewise.
10702
10703 2011-06-10  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
10704             Richard Earnshaw  <rearnsha@arm.com>
10705
10706         * config/arm/arm.c (const_ok_for_op): Check to see if mvn can be used.
10707         * config/arm/vfp.md (*arm_movdi_vfp): Delete.
10708         (*thumb2_movdi_vfp): Delete.
10709         (*arm_movdi_vfp_cortexa8): Delete.
10710         (*movdi_vfp): Consolidate from *arm_movdi_vfp and *thumb2_movdi_vfp.
10711         (*movdi_vfp_cortexa8): Likewise.
10712
10713 2011-06-10  Richard Guenther  <rguenther@suse.de>
10714
10715         * stor-layout.c (initialize_sizetypes): Give names to all
10716         sizetype kinds.
10717
10718 2011-06-10  Ira Rosen  <ira.rosen@linaro.org>
10719
10720         PR tree-optimization/49318
10721         * tree-vect-loop.c (vect_determine_vectorization_factor): Remove
10722         irrelevant pattern statements.
10723
10724 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
10725
10726         * system.h (SETJMP_VIA_SAVE_AREA): Poison.
10727
10728         PR bootstrap/49354
10729         * ira-costs.c (setup_regno_cost_classes_by_mode): Add missing cast
10730         to last assignment.
10731
10732 2011-06-09  Jan Hubicka  <jh@suse.cz>
10733
10734         * cgraphunit.c (cgraph_reset_node): Do not set redefined_extern_inline;
10735         do not recompute reachable flag.
10736         (cgraph_finalize_function, cgraph_analyze_functions): Set
10737         redefined_extern_inline here.
10738
10739 2011-06-09  Jan Hubicka  <jh@suse.cz>
10740
10741         * cgraph.h (cgraph_only_called_directly_or_aliased_p): Rename from ...
10742         (cgraph_only_called_directly_p): ... this one; bring offline.
10743         (resolution_used_from_other_file_p, cgraph_used_from_object_file_p,
10744         varpool_used_from_object_file_p): Drop names from the declaratoin.
10745         (cgraph_for_node_thunks_and_aliases, cgraph_for_node_and_aliases,
10746         collect_callers_of_node): New.
10747         (cgraph_function_node, cgraph_function_or_thunk_node): New functions.
10748         (cgraph_edge_recursive_p): Use cgraph_function_node.
10749         * cgraph.c (cgraph_add_thunk): Check that thunk is not already alias.
10750         (cgraph_node_cannot_be_local_p_1): Break out from ...
10751         (cgraph_node_can_be_local_p): ... here; walk aliases.
10752         (cgraph_for_node_thunks_and_aliases): New function.
10753         (cgraph_for_node_and_aliases): New function.
10754         (cgraph_make_node_local_1): Break out from ...
10755         (cgraph_make_node_local) ... here; use
10756         cgraph_for_node_thunks_and_aliases.
10757         (cgraph_set_nothrow_flag_1): Break out from ...
10758         (cgraph_set_nothrow_flag) ... here;
10759         use cgraph_for_node_thunks_and_aliases.
10760         (cgraph_set_const_flag_1): Break out from ...
10761         (cgraph_set_const_flag) ... here;
10762         use cgraph_for_node_thunks_and_aliases.
10763         (cgraph_set_pure_flag_1): Break out from ...
10764         (cgraph_set_pure_flag) ... here;
10765         use cgraph_for_node_thunks_and_aliases.
10766         (cgraph_propagate_frequency_1): Break out from ...
10767         (cgraph_propagate_frequency) ... here; use
10768         cgraph_for_node_thunks_and_aliases.
10769         (cgraph_used_from_object_file_p): Do not care about aliases.
10770         (cgraph_not_only_called_directly_p_1, cgraph_only_called_directly_p):
10771         New functions.
10772         (collect_callers_of_node_1, collect_callers_of_node): New functions.
10773
10774 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
10775
10776         PR rtl-optimization/49154
10777         * config/cris/cris.h (FIXED_REGISTERS): Include CRIS_CC0_REGNUM.
10778         (enum reg_class): Add SRP_REGS and MOF_SRP_REGS.
10779         (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
10780         (PREFERRED_RELOAD_CLASS, SECONDARY_RELOAD_CLASS): Adjust to fit.
10781         * config/cris/cris.h (cris_register_move_cost): Remove
10782         !TARGET_V32 code.  Tweak comments.
10783
10784 2011-06-09  Jan Hubicka  <jh@suse.cz>
10785
10786         * cgraphbuild.c (record_eh_tables): Mark personality function as having
10787         address taken.
10788
10789 2011-06-10  Hans-Peter Nilsson  <hp@axis.com>
10790
10791         PR rtl-optimization/49154
10792         * ira-costs.c (setup_regno_cost_classes_by_mode): If there already
10793         is a matching slot in the hashtable, assign it to classes_ptr.
10794
10795         PR rtl-optimization/49154
10796         * doc/tm.texi.in (Register Classes): Document rule for the narrowest
10797         register classes.
10798         * doc/tm.texi: Regenerate.
10799
10800 2011-06-09  Kaz Kojima  <kkojima@gcc.gnu.org>
10801
10802         PR target/49307
10803         * config/sh/sh.md (UNSPEC_CHKADD): New.
10804         (chk_guard_add): New define_insn_and_split.
10805         (symGOT_load): Use chk_guard_add instead of blockage.
10806
10807 2011-06-09  Kai Tietz  <ktietz@redhat.com>
10808
10809         * libgcc2.c (L_trampoline): Include windows.h for mingw targets.
10810
10811 2011-06-09  Eric Botcazou  <ebotcazou@adacore.com>
10812
10813         * config/sparc/sparc.md (return_internal): Adjust 'length' attribute.
10814
10815 2011-06-09  Wei Guozhi  <carrot@google.com>
10816
10817         PR target/46975
10818         * config/arm/arm.md (*addsi3_carryin_compare0_<optab>): New pattern.
10819         (peephole2 for conditional move): Generate 16 bit instructions.
10820
10821 2011-06-09  Uros Bizjak  <ubizjak@gmail.com>
10822
10823         * config/i386/i386.md (*movdi_internal_rex64): Merge
10824         alternatives 6 and 8.
10825
10826 2011-06-09  David Li  <davidxl@google.com>
10827
10828         * cgraphunit.c (cgraph_finalize_compilation_unit): Pass dump.
10829         * passes.c (passr_eq): New function.
10830         (create_pass_tab): New function.
10831         (pass_traverse): New function.
10832         (dump_one_pass): New function.
10833         (dump_pass_list): New function.
10834         (dump_passes): New function.
10835
10836 2011-06-09  David Li  <davidxl@google.com>
10837
10838         * tree-complex.c (tree_lower_complex): Gate cleanup.
10839         * tree-stdarg.c (check_all_va_list_escapes): Ditto.
10840         (execute_optimize_stdarg): Ditto.
10841         * tree-eh.c (execute_lower_eh_dispatch): Ditto.
10842         (execute_cleanup_eh_1): Ditto.
10843         (execute_cleanup_eh): Ditto.
10844         * gcse.c (gate_rtl_pre): Ditto.
10845         (execute_rtl_pre): Ditto.
10846         * except.c (finish_eh_generation): Ditto.
10847         (convert_to_eh_region_ranges): Ditto.
10848         * cprop.c (one_cprop_pass): Ditto.
10849
10850 2011-06-09  Bernd Schmidt  <bernds@codesourcery.com>
10851
10852         PR target/48673
10853         * config/ia64/ia64.c (ia64_reorg): Clear BB_DISABLE_SCHEDULE flag
10854         in all basic blocks.
10855
10856 2011-06-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10857
10858         * config/alpha/netbsd.h (ENABLE_EXECUTE_STACK): Remove.
10859         (HAVE_ENABLE_EXECUTE_STACK): Define.
10860         * config/alpha/osf5.h (ENABLE_EXECUTE_STACK): Remove.
10861         (HAVE_ENABLE_EXECUTE_STACK): Define.
10862         * config/darwin.h (ENABLE_EXECUTE_STACK): Remove.
10863         (HAVE_ENABLE_EXECUTE_STACK): Define.
10864         * config/i386/mingw32.h (MINGW_ENABLE_EXECUTE_STACK): Remove.
10865         (ENABLE_EXECUTE_STACK): Remove.
10866         (HAVE_ENABLE_EXECUTE_STACK): Define.
10867         [IN_LIBGCC2]: Don't include <windows.h>.
10868         * config/i386/netbsd-elf.h (ENABLE_EXECUTE_STACK): Remove.
10869         (HAVE_ENABLE_EXECUTE_STACK): Define.
10870         * config/i386/netbsd64.h (ENABLE_EXECUTE_STACK): Remove.
10871         (HAVE_ENABLE_EXECUTE_STACK): Define.
10872         * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): Remove.
10873         * config/openbsd.h (ENABLE_EXECUTE_STACK): Remove.
10874         (HAVE_ENABLE_EXECUTE_STACK): Define.
10875         * config/sol2.h (ENABLE_EXECUTE_STACK): Remove.
10876         (HAVE_ENABLE_EXECUTE_STACK): Define.
10877         * config/sparc/freebsd.h (ENABLE_EXECUTE_STACK): Remove.
10878         (HAVE_ENABLE_EXECUTE_STACK): Define.
10879         * config/sparc/netbsd-elf.h (ENABLE_EXECUTE_STACK): Remove.
10880         (HAVE_ENABLE_EXECUTE_STACK): Define.
10881         * config/alpha/alpha.c (alpha_trampoline_init): Test
10882         HAVE_ENABLE_EXECUTE_STACK.
10883         * config/i386/i386.c (ix86_trampoline_init): Likewise.
10884         * config/sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
10885         (sparc64_initialize_trampoline): Likewise.
10886         * libgcc2.c [L_enable_execute_stack]: Remove.
10887         * system.h (ENABLE_EXECUTE_STACK): Poison.
10888         * doc/tm.texi.in (Trampolines, ENABLE_EXECUTE_STACK): Remove.
10889         * doc/tm.texi: Regenerate.
10890         * Makefile.in (LIBGCC2_CFLAGS): Add -fbuilding-libgcc.
10891
10892 2011-06-09  Jakub Jelinek  <jakub@redhat.com>
10893
10894         PR middle-end/49308
10895         * dce.c (reset_unmarked_insns_debug_uses): Avoid shadowing insn
10896         variable.  After resetting and rescanning insn continue with previous
10897         statement.
10898
10899 2011-06-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10900
10901         * configure.ac (gcc_cv_as_hidden): Enable on *-*-darwin*.
10902         (gcc_cv_ld_hidden): Likewise.
10903         * configure: Regenerate.
10904         * config/i386/i386.c (USE_HIDDEN_LINKONCE): Remove TARGET_MACHO.
10905         (ix86_stack_protect_fail): Mark unused.
10906         (TARGET_STACK_PROTECT_FAIL) [TARGET_MACHO]: Don't redefine.
10907         * config/rs6000/rs6000.c (rs6000_assemble_visibility)
10908         [TARGET_MACHO]: Don't define.
10909         (TARGET_ASM_ASSEMBLE_VISIBILITY): Likewise.
10910         (TARGET_STACK_PROTECT_FAIL): Likewise.
10911         (rs6000_stack_protect_fail): Mark unused.
10912         * dwarf2asm.c (dw2_output_indirect_constant_1): Mark decl hidden if
10913         USE_LINKONCE_INDIRECT.  Don't emit .hidden expicitly.
10914
10915 2011-06-08  Andi Kleen  <ak@linux.intel.com>
10916
10917         * varasm.c (get_section): Print location of other conflict
10918         for section conflicts.
10919
10920 2011-06-08  Andi Kleen  <ak@linux.intel.com>
10921
10922         * config/i386/driver-i386.c (host_detect_local_cpu):
10923         Add model 0x2d Intel CPU.
10924
10925 2011-06-08  Andi Kleen  <ak@linux.intel.com>
10926
10927         * reginfo.c (global_regs_decl): Add.
10928         (globalize_reg): Add decl parameter. Compute location.  Pass location
10929         to warnings and add inform. Store decl in global_regs_decl.
10930         * rtl.h (globalize_reg): Update prototype.
10931         * varasm.c (make_decl_rtl): Pass decl to globalize_reg().
10932
10933 2011-06-09  Mingjie Xing  <mingjie.xing@gmail.com>
10934
10935         * treestruct.def (TS_TYPE_DECL): Fix the printable name typo.
10936
10937 2011-06-08  Kaz Kojima  <kkojima@gcc.gnu.org>
10938
10939         PR target/49305
10940         * config/sh/predicates.md (general_movsrc_operand): Check
10941         mode for memory with indexed address for QI and HImode.
10942         (general_movdst_operand): Likewise.
10943
10944 2011-06-09  Nicola Pero  <nicola.pero@meta-innovation.com>
10945
10946         * doc/objc.texi (Traditional GNU Objective-C runtime API): Updated.
10947
10948 2011-06-08  Alexandre Oliva  <aoliva@redhat.com>
10949
10950         * tree-flow-inline.h (op_iter_init): Reject GIMPLE_PHI stmts.
10951         (num_ssa_operands): Likewise.
10952         (op_iter_init_phiuse): Forward-declare.
10953         (delink_stmt_imm_use): Iterate with FOR_EACH_PHI_OR_STMT_USE.
10954
10955 2011-06-08  Nick Clifton  <nickc@redhat.com>
10956
10957         * doc/invoke.texi (ARM Options): Update description of
10958         -mthumb-interwork.
10959
10960 2011-06-08  H.J. Lu  <hongjiu.lu@intel.com>
10961
10962         * config/i386/driver-i386.c (host_detect_local_cpu): Support
10963         unknown Intel family 0x6 CPUs.
10964
10965 2011-06-08  Martin Jambor  <mjambor@suse.cz>
10966
10967         * tree-sra.c (mark_rw_status): Removed.
10968         (analyze_access_subtree): New parameter parent instead of
10969         mark_read and mark_write, propagate from that.
10970
10971 2011-06-08  Julian Brown  <julian@codesourcery.com>
10972
10973         * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
10974         for double-precision helper functions in hard-float mode if only
10975         single-precision arithmetic is supported in hardware.
10976
10977 2011-06-08  Alexander Monakov  <amonakov@ispras.ru>
10978
10979         PR rtl-optimization/49303
10980         * sel-sched.c (move_op): Use correct type for 'res'.  Verify that
10981         code_motion_path_driver returned 0 or 1.
10982         (sel_region_finish): Clear h_d_i_d.
10983
10984 2011-06-08  Kaz Kojima  <kkojima@gcc.gnu.org>
10985
10986         * config/sh/sh.c (prepare_move_operands): Set pic register
10987         appropriately for global and local dynamic tls models even
10988         if flag_pic is unset.
10989
10990 2011-06-07  Jason Merrill  <jason@redhat.com>
10991
10992         * pretty-print.h (ATTRIBUTE_GCC_PPDIAG): Use GCC_DIAG_STYLE if set.
10993
10994 2011-06-07  Xinliang David Li  <davidxl@google.com>
10995         * passes.c (enable_disable_pass): Handle assembler name.
10996         (is_pass_explicitly_enabled_or_disabled): Ditto.
10997
10998 2011-06-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10999
11000         PR tree-optimization/48497
11001         * doc/sourcebuild.texi (Directives, dg-additional-options): Document.
11002
11003 2011-06-07  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
11004
11005         PR tree-optimization/46728
11006         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Change FIXME
11007         to use gimple_val_nonnegative_real_p.
11008         * gimple-fold.c (gimple_val_nonnegative_real_p): New function.
11009         * gimple.h (gimple_val_nonnegative_real_p): New declaration.
11010
11011 2011-06-07  H.J. Lu  <hongjiu.lu@intel.com>
11012
11013         * config/i386/i386.md (*movsf_internal): Optimize AVX check.
11014
11015 2011-06-07  Sergey Grechanik  <mouseentity@ispras.ru>
11016
11017         * config/arm/arm.c (coproc_secondary_reload_class): Return NO_REGS for
11018         constant vectors.
11019
11020 2011-06-07  Richard Guenther  <rguenther@suse.de>
11021
11022         * stor-layout.c (initialize_sizetypes): Initialize all
11023         sizetypes based on target definitions.
11024         (set_sizetype): Remove.
11025         * tree.c (build_common_tree_nodes): Do not call set_sizetype.
11026         * tree.h (set_sizetype): Remove.
11027
11028 2011-06-07  Nick Clifton  <nickc@redhat.com>
11029
11030         * config.gcc: Unify V850 architecture options and add support for
11031         newer V850 architectures.
11032         * config/v850/t-v850e: Delete.
11033
11034 2011-06-07  Richard Guenther  <rguenther@suse.de>
11035
11036         * tree.c (build_common_tree_nodes): Also initialize size_type_node.
11037         Call set_sizetype from here.
11038
11039 2011-06-07  Andrew Stubbs  <ams@codesourcery.com>
11040
11041         * config/arm/arm.md (*maddhidi4tb, *maddhidi4tt): New define_insns.
11042         (*maddhisi4tb, *maddhisi4tt): New define_insns.
11043
11044 2011-06-07  Bernd Schmidt  <bernds@codesourcery.com>
11045             Andrew Stubbs  <ams@codesourcery.com>
11046
11047         * simplify-rtx.c (simplify_unary_operation_1): Canonicalize widening
11048         multiplies.
11049         * doc/md.texi (Canonicalization of Instructions): Document widening
11050         multiply canonicalization.
11051
11052 2011-06-07  Jakub Jelinek  <jakub@redhat.com>
11053
11054         PR gcov-profile/49299
11055         * value-prof.c (gimple_ic): Don't assume icall has a fallthru edge.
11056
11057 2011-06-07  Ira Rosen  <ira.rosen@linaro.org>
11058
11059         * tree-vectorizer.h (vect_recog_func_ptr): Make last argument to be
11060         a pointer.
11061         * tree-vect-patterns.c (vect_recog_widen_sum_pattern,
11062         vect_recog_widen_mult_pattern, vect_recog_dot_prod_pattern,
11063         vect_recog_pow_pattern): Likewise.
11064         (vect_pattern_recog_1): Remove declaration.
11065         (widened_name_p): Remove declaration.  Add new argument to specify
11066         whether to check that both types are either signed or unsigned.
11067         (vect_recog_widen_mult_pattern): Update documentation.  Handle
11068         unsigned patterns and multiplication by constants.
11069         (vect_pattern_recog_1): Update vect_recog_func references.  Use
11070         statement information from the statement returned from pattern
11071         detection functions.
11072         (vect_pattern_recog): Update vect_recog_func reference.
11073         * tree-vect-stmts.c (vectorizable_type_promotion): For widening
11074         multiplication by a constant use the type of the other operand.
11075
11076 2011-06-06  Richard Sandiford  <rdsandiford@googlemail.com>
11077
11078         PR rtl-optimization/49145
11079         * combine.c (make_compound_operation): Handle ZERO_EXTEND specially.
11080
11081 2011-06-06  Jakub Jelinek  <jakub@redhat.com>
11082
11083         PR debug/49262
11084         * dwarf2out.c (native_encode_initializer): Decrement count in each
11085         iteration.
11086
11087         PR debug/49294
11088         * dwarf2out.c (mem_loc_descriptor) <do_shift>: Give up for
11089         non-MODE_INT modes.
11090
11091         PR c++/49264
11092         * gimple-fold.c (fold_stmt_1): Don't try to fold *& on the lhs
11093         if stmt folded into nothing.
11094         * tree-inline.c (fold_marked_statements): If a builtin at the end of
11095         a bb folded into nothing, just update cgraph edges and move to next bb.
11096         * cgraph.c (cgraph_update_edges_for_call_stmt_node): Allow new_stmt
11097         to be NULL.  Don't compute count and frequency if new_call is NULL.
11098
11099 2011-06-04  Diego Novillo  <dnovillo@google.com>
11100
11101         * Makefile.in (lto-compress.o): Add dependency on LTO_STREAMER_H.
11102         (cgraph.o): Likewise.
11103         (cgraphunit.o): Likewise.
11104         * cgraphunit.c: Include lto-streamer.h
11105         (cgraph_finalize_compilation_unit): Call lto_streamer_hooks_init
11106         if LTO is enabled.
11107         * lto-streamer-in.c (unpack_value_fields): Call
11108         streamer_hooks.unpack_value_fields if set.
11109         (lto_materialize_tree): For unhandled nodes, first try to
11110         call lto_streamer_hooks.alloc_tree, if it exists.
11111         (lto_input_ts_decl_common_tree_pointers): Move reading of
11112         DECL_INITIAL to lto_streamer_read_tree.
11113         (lto_read_tree): Call lto_streamer_hooks.read_tree if set.
11114         (lto_streamer_read_tree): New.
11115         (lto_reader_init): Rename from lto_init_reader.
11116         Move initialization code to lto/lto.c.
11117         * lto-streamer-out.c (pack_value_fields): Call
11118         streamer_hooks.pack_value_fields if set.
11119         (lto_output_tree_ref): For tree nodes that are not normally indexable,
11120         call streamer_hooks.indexable_with_decls_p before giving up.
11121         (lto_output_ts_decl_common_tree_pointers): Move handling
11122         for FUNCTION_DECL and TRANSLATION_UNIT_DECL to lto_streamer_write_tree.
11123         (lto_output_tree_header): Call streamer_hooks.is_streamable instead of
11124         lto_is_streamable.  Call lto_streamer_hooks.output_tree_header if set.
11125         (lto_write_tree): Call lto_streamer_hooks.write_tree if set.
11126         (lto_streamer_write_tree): New.
11127         (lto_output): Call lto_streamer_init directly.
11128         (lto_writer_init): Remove.
11129         * lto-streamer.c (streamer_hooks): New.
11130         (lto_streamer_cache_create): Call streamer_hooks.preload_common_nodes
11131         instead of lto_preload_common_nodes.
11132         (lto_is_streamable): Move from lto-streamer.h
11133         (lto_streamer_hooks_init): New.
11134         (streamer_hooks): New.
11135         (streamer_hooks_init): New.
11136         * lto-streamer.h (struct output_block): Forward declare.
11137         (struct lto_input_block): Likewise.
11138         (struct data_in): Likewise.
11139         (struct bitpack_d): Likewise.
11140         (struct streamer_hooks): Declare.
11141         (streamer_hooks): Declare.
11142         (lto_streamer_hooks_init): Declare.
11143         (lto_streamer_write_tree): Declare.
11144         (lto_streamer_read_tree): Declare.
11145         (streamer_hooks_init): Declare.
11146         (lto_is_streamable): Move to lto-streamer.c
11147
11148 2011-06-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11149
11150         * longlong.h (smul_ppmm): The resulting register pair contains the
11151         higher order word first.
11152
11153 2011-06-06  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
11154
11155         PR tree-optimization/46728
11156         * builtins.c (powi_table): Remove.
11157         (powi_lookup_cost): Remove.
11158         (powi_cost): Remove.
11159         (expand_powi_1): Remove.
11160         (expand_powi): Remove.
11161         (expand_builtin_pow_root): Remove.
11162         (expand_builtin_pow): Remove.
11163         (expand_builtin_powi): Eliminate handling of constant exponent.
11164         (expand_builtin): Use expand_builtin_mathfn_2 for BUILT_IN_POW.
11165
11166 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
11167
11168         * cprop.c (local_cprop_pass): Don't set changed for debug insns.
11169
11170 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
11171
11172         * dce.c (reset_unmarked_insns_debug_uses): New.
11173         (delete_unmarked_insns): Skip debug insns.
11174         (prescan_insns_for_dce): Likewise.
11175         (rest_of_handle_ud_dce): Reset debug uses of removed sets.
11176         * reg-stack.c (subst_stack_regs_in_debug_insn): Signal when no
11177         active reg can be found.
11178         (subst_all_stack_regs_in_debug_insn): New.  Reset debug insn then.
11179         (convert_regs_1): Use it.
11180
11181 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
11182
11183         * tree-pretty-print.c (dump_function_header): Add flags.
11184         Don't dump decl_uid with nouid.
11185         * tree-pretty-print.h (dump_function_header): Adjust.
11186         * final.c (rest_of_clean_state): Pass dump_flags on, with nouid.
11187         * passes.c (pass_init_dump_file): Pass dump_flags on.
11188         * tree-cfg.c (gimple_dump_cfg): Pass flags on.
11189
11190 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
11191
11192         PR bootstrap/49270
11193         * ipa-inline-analysis.c (read_predicate): Initialize all clauses.
11194
11195 2011-06-06  Mikael Pettersson  <mikpe@it.uu.se>
11196
11197         PR tree-optimization/49243
11198         * calls.c (setjmp_call_p): Also check if fndecl has the
11199         returns_twice attribute.
11200
11201 2011-06-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11202
11203         * config/mips/iris6.h (ENDFILE_SPEC): Use crtfastmath.o if
11204         -ffast-math etc.
11205
11206 2011-06-06  Richard Henderson  <rth@redhat.com>
11207             Georg-Johann Lay  <avr@gjlay.de>
11208
11209         PR target/42210
11210         * config/avr/predicates.md (const1_operand, const_0_to_7_operand):
11211         New predicates.
11212         * config/avr/avr.md ("insv"): New insn expander.
11213         ("*movbitqi.1-6.a", "*movbitqi.1-6.b", "*movbitqi.0", "*insv.io",
11214         "*insv.not.io", "*insv.reg"): New insns.
11215
11216 2011-06-06  Hans-Peter Nilsson  <hp@bitrange.com>
11217
11218         PR target/49285
11219         * config/mmix/mmix.md ("truncdfsf2", "extendsfdf2"): Correct predicate
11220         to nonimmediate_operand from memory_operand for the operand that is to
11221         be forced to memory by the expander.  Lose the constraints.
11222
11223 2011-06-05  Eric Botcazou  <ebotcazou@adacore.com>
11224
11225         * config/sparc/sparc.c (output_return): Fix thinko in the output of an
11226         EH return when delayed branches are disabled.
11227
11228 2011-06-05  Uros Bizjak  <ubizjak@gmail.com>
11229
11230         * config/i386/i386.md (*movdf_internal_rex64) <case 8,9,10>:
11231         Remove MODE_TI handling.  Remove SSE1 handling in attribute "mode"
11232         calculation.
11233         (*movdf_internal_rex64) <case 6,7,8>: Remove MODE_TI handling.
11234         Simplify MODE_V1DF and MODE_V2SF handling.
11235         (*movsf_internal): Remove x constraint from alternative 7 of operand 1.
11236         Simplify MODE_SF handling.
11237
11238 2011-06-04  Jan Hubicka  <jh@suse.cz>
11239
11240         PR tree-optimization/48893
11241         PR tree-optimization/49091
11242         PR tree-optimization/49179
11243         * ipa-inline-analysis.c (evaluate_conditions_for_known_args):
11244         Bounds check.
11245
11246 2011-06-04  Jan Hubicka  <jh@suse.cz>
11247
11248         PR lto/48954
11249         * lto-cgraph.c (output_node_opt_summary): Handle NULL skip args
11250         bitmaps.
11251
11252 2011-06-04  Jonathan Wakely  <jwakely.gcc@gmail.com>
11253
11254         * doc/invoke.texi: Document -Wdelete-non-virtual-dtor.
11255
11256 2011-06-04  Jakub Jelinek  <jakub@redhat.com>
11257
11258         PR target/49281
11259         * config/i386/i386.md (*lea_general_4): Require INTVAL (operands[3])
11260         to be strictly smaller than 1 << shiftcount.
11261
11262 2011-06-04  Jan Hubicka  <jh@suse.cz>
11263
11264         PR tree-optimize/48929
11265         * ipa-inline-analysis.c (remap_edge_predicates): Fix handling
11266         of empty predicate.
11267
11268 2011-06-04  Alexandre Oliva  <aoliva@redhat.com>
11269
11270         PR debug/48333
11271         * calls.c (emit_call_1): Prefer the __builtin declaration of
11272         builtin functions.
11273
11274 2011-06-03   Diego Novillo  <dnovillo@google.com>
11275
11276         * lto-streamer-in.c (unpack_value_fields): Remove unneeded asserts.
11277         (lto_input_tree_pointers): Likewise.
11278         * lto-streamer-out.c (pack_value_fields): Likewise.
11279         (lto_output_tree_pointers): Likewise.
11280         * lto-streamer.h (lto_is_streamable): Add check for OMP_CLAUSE
11281         and OPTIMIZATION_NODE.
11282
11283 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11284
11285         * config/alpha/linux.h (MD_UNWIND_SUPPORT): Remove.
11286         * config/alpha/osf5.h (MD_UNWIND_SUPPORT): Remove.
11287         * config/alpha/vms.h (MD_UNWIND_SUPPORT): Remove.
11288         * config/bfin/linux.h (MD_UNWIND_SUPPORT): Remove.
11289         * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Remove.
11290         * config/i386/linux.h (MD_UNWIND_SUPPORT): Remove.
11291         * config/i386/linux64.h (MD_UNWIND_SUPPORT): Remove.
11292         * config/i386/sol2.h (MD_UNWIND_SUPPORT): Remove.
11293         * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Remove.
11294         * config/ia64/linux.h (MD_UNWIND_SUPPORT): Remove.
11295         * config/ia64/vms.h (MD_UNWIND_SUPPORT): Remove.
11296         * config/m68k/linux.h (MD_UNWIND_SUPPORT): Remove.
11297         * config/mips/linux.h (MD_UNWIND_SUPPORT): Remove.
11298         * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): Remove.
11299         * config/pa/pa32-linux.h (MD_UNWIND_SUPPORT): Remove.
11300         * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Remove.
11301         * config/rs6000/linux.h (MD_UNWIND_SUPPORT): Remove.
11302         * config/rs6000/linux64.h (MD_UNWIND_SUPPORT): Remove.
11303         * config/s390/linux.h (MD_UNWIND_SUPPORT): Remove.
11304         * config/s390/tpf.h (MD_UNWIND_SUPPORT): Remove.
11305         * config/sh/linux.h (MD_UNWIND_SUPPORT): Remove.
11306         * config/sparc/linux.h (MD_UNWIND_SUPPORT): Remove.
11307         * config/sparc/linux64.h (MD_UNWIND_SUPPORT): Remove.
11308         * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Remove.
11309         * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Remove.
11310         * config/alpha/linux-unwind.h: Move to ../libgcc/config/alpha.
11311         * config/alpha/osf5-unwind.h: Move to ../libgcc/config/alpha.
11312         * config/alpha/vms-unwind.h: Move to ../libgcc/config/alpha.
11313         * config/bfin/linux-unwind.h: Move to ../libgcc/config/bfin.
11314         * config/i386/linux-unwind.h: Move to ../libgcc/config/i386.
11315         * config/i386/sol2-unwind.h: Move to ../libgcc/config/i386.
11316         * config/i386/w32-unwind.h: Move to ../libgcc/config/i386.
11317         * config/ia64/linux-unwind.h: Move to ../libgcc/config/ia64.
11318         * config/ia64/vms-unwind.h: Move to ../libgcc/config/ia64.
11319         * config/m68k/linux-unwind.h: Move to ../libgcc/config/m68k.
11320         * config/mips/linux-unwind.h: Move to ../libgcc/config/mips.
11321         * config/pa/hpux-unwind.h: Move to ../libgcc/config/pa.
11322         * config/pa/linux-unwind.h: Move to ../libgcc/config/pa.
11323         * config/rs6000/darwin-unwind.h: Move to ../libgcc/config/rs6000.
11324         * config/rs6000/linux-unwind.h: Move to ../libgcc/config/rs6000.
11325         * config/s390/linux-unwind.h: Move to ../libgcc/config/s390.
11326         * config/s390/tpf-unwind.h: Move to ../libgcc/config/s390.
11327         * config/sh/linux-unwind.h: Move to ../libgcc/config/sh.
11328         * config/sparc/linux-unwind.h: Move to ../libgcc/config/sparc.
11329         * config/sparc/sol2-unwind.h: Move to ../libgcc/config/sparc.
11330         * config/xtensa/linux-unwind.h: Move to ../libgcc/config/xtensa.
11331         * config/darwin9.h (DARWIN_LIBSYSTEM_HAS_UNWIND): Remove.
11332         * system.h (MD_UNWIND_SUPPORT): Poison.
11333         * doc/tm.texi.in (Exception Handling, MD_UNWIND_SUPPORT): Remove.
11334         * doc/tm.texi: Regenerate.
11335         * unwind-dw2.c: Include md-unwind-support.h instead of
11336         MD_UNWIND_SUPPORT.
11337         * config/ia64/unwind-ia64.c: Likewise.
11338         * config/xtensa/unwind-dw2-xtensa.c: Likewise.
11339
11340 2011-06-03  Jack Howarth  <howarth@bromo.med.uc.edu>
11341
11342         * varpool.c (varpool_extra_name_alias): Return NULL, not false.
11343
11344 2011-06-03  Richard Henderson  <rth@redhat.com>
11345             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11346
11347         * config/i386/crtfastmath.c [!__x86_64__ && __sun__ && __svr4__]
11348         (sigill_hdlr): Correct insn, insn size.
11349         (set_fast_math) [!__x86_64__ && __sun__ && __svr4__]: Use movaps.
11350
11351 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11352
11353         * config.gcc (mips-sgi-irix6.5*): Set tmake_file to mips/t-irix6
11354         t-slibgcc-dummy.
11355         * config/mips/irix-crti.asm: Move to ../libgcc/config/mips/irix-crti.S.
11356         * config/mips/irix-crtn.asm: Move to ../libgcc/config/mips/irix-crtn.S.
11357         * config/mips/t-iris: Remove.
11358         * config/mips/t-irix6: New file.
11359         * config/mips/t-slibgcc-irix: Move to ../libgcc/config/mips.
11360
11361 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11362
11363         * Makefile.in (LIB2ADDEHDEP): Remove.
11364         * config/arm/t-bpabi (LIB2ADDEHDEP): Remove.
11365         * config/arm/t-symbian (LIB2ADDEHDEP): Remove.
11366         * config/picochip/t-picochip (LIB2ADDEHDEP): Remove.
11367         * config/t-darwin (LIB2ADDEHDEP): Remove.
11368         * config/t-freebsd (LIB2ADDEHDEP): Remove.
11369         * config/t-linux (LIB2ADDEHDEP): Remove.
11370
11371 2011-06-03  Diego Novillo  <dnovillo@google.com>
11372
11373         * lto-streamer-in.c (get_resolution): Move to lto/lto.c.
11374         (lto_register_var_decl_in_symtab): Likewise.
11375         (lto_register_function_decl_in_symtab): Likewise.
11376         (lto_read_tree): Move VAR_DECL and FUNCTION_DECL registration
11377         logic to uniquify_nodes.
11378
11379 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11380
11381         * config/alpha/t-osf5: Remove.
11382         * config/alpha/t-osf-pthread: Remove.
11383         * config.gcc (alpha*-dec-osf5.1*): Set tmake_file to t-slibgcc-dummy.
11384         * mkmap-flat.awk: Handle osf_export for Tru64 UNIX linker -input file.
11385
11386 2011-06-03  Julian Brown  <julian@codesourcery.com>
11387
11388         * config/arm/arm-cores.def (strongarm, strongarm110, strongarm1100)
11389         (strongarm1110): Use strongarm tuning.
11390         * config/arm/arm-protos.h (tune_params): Add max_insns_skipped field.
11391         * config/arm/arm.c (arm_strongarm_tune): New.
11392         (arm_slowmul_tune, arm_fastmul_tune, arm_xscale_tune, arm_9e_tune)
11393         (arm_v6t2_tune, arm_cortex_tune, arm_cortex_a5_tune)
11394         (arm_cortex_a9_tune, arm_fa726te_tune): Add max_insns_skipped field
11395         setting, using previous defaults or 1 for Cortex-A5.
11396         (arm_option_override): Set max_insns_skipped from current tuning.
11397
11398 2011-06-03  Nathan Sidwell  <nathan@codesourcery.com>
11399
11400         * doc/install.texi (Options specification): Document --with-specs.
11401
11402 2011-06-02  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
11403
11404         * config/arm/neon.md (orndi3_neon): Actually split it.
11405
11406 2011-06-02  Alexandre Oliva  <aoliva@redhat.com>
11407
11408         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): Bump default to 10.
11409         * var-tracking.c (reverse_op): Limite recurse depth to 5.
11410
11411 2011-06-02  Alexandre Oliva  <aoliva@redhat.com>
11412
11413         PR debug/47590
11414         * target.def (delay_sched2, delay_vartrack): New.
11415         * doc/tm.texi.in: Update.
11416         * doc/tm.texi: Rebuild.
11417         * sched-rgn.c (gate_handle_sched2): Fail if delay_sched2.
11418         * var-tracking.c (gate_handle_var_tracking): Likewise.
11419         * config/bfin/bfin.c (bfin_flag_schedule_insns2): Drop.
11420         (bfin_flag_var_tracking): Drop.
11421         (output_file_start): Don't save and override flag_var_tracking.
11422         (bfin_option_override): Ditto flag_schedule_insns_after_reload.
11423         (bfin_reorg): Test original variables.
11424         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
11425         * config/ia64/ia64.c (ia64_flag_schedule_insns2): Drop.
11426         (ia64_flag_var_tracking): Drop.
11427         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
11428         (ia64_file_start): Don't save and override flag_var_tracking.
11429         (ia64_override_options_after_change): Ditto
11430         flag_schedule_insns_after_reload.
11431         (ia64_reorg): Test original variables.
11432         * config/picochip/picochip.c (picochip_flag_schedule_insns2): Drop.
11433         (picochip_flag_var_tracking): Drop.
11434         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
11435         (picochip_option_override): Don't save and override
11436         flag_schedule_insns_after_reload.
11437         (picochip_asm_file_start): Ditto flag_var_tracking.
11438         (picochip_reorg): Test original variables.
11439         * config/spu/spu.c (spu_flag_var_tracking): Drop.
11440         (TARGET_DELAY_VARTRACK): Define.
11441         (spu_var_tracking): New.
11442         (spu_machine_dependent_reorg): Call it.
11443         (asm_file_start): Don't save and override flag_var_tracking.
11444
11445 2011-06-02  Kaz Kojima  <kkojima@gcc.gnu.org>
11446
11447         PR target/49163
11448         * config/sh/predicates.md (general_movsrc_operand): Return 0
11449         for memory and memory subreg of which address is an invalid
11450         indexed address for QI and HImode.
11451         (general_movdst_operand): Likewise.
11452
11453 2011-06-02  Eric Botcazou  <ebotcazou@adacore.com>
11454
11455         * cse.c (cse_find_path): Refine change to exclude EDGE_ABNORMAL_CALL
11456         edges only, when there is a non-local label in the function.
11457         * postreload-gcse.c (bb_has_well_behaved_predecessors): Likewise.
11458
11459 2011-06-02  Uros Bizjak  <ubizjak@gmail.com>
11460
11461         * config/i386/constraints.md (Y3): New register constraint.
11462         * config/i386/sse.md (*vec_interleave_highv2df): Merge with
11463         *sse3_interleave_highv2df and *sse2_interleave_highv2df.
11464         (*vec_interleave_lowv2df): Merge with *sse3_interleave_lowv2df and
11465         *sse2_interleave_lowv2df.
11466
11467 2011-06-02  Julian Brown  <julian@codesourcery.com>
11468
11469         * config/arm/arm-cores.def (cortex-a5): Use cortex_a5 tuning.
11470         * config/arm/arm.c (arm_cortex_a5_branch_cost): New.
11471         (arm_cortex_a5_tune): New.
11472
11473 2011-06-02  Julian Brown  <julian@codesourcery.com>
11474
11475         * config/arm/arm-protos.h (tune_params): Add branch_cost hook.
11476         * config/arm/arm.c (arm_default_branch_cost): New.
11477         (arm_slowmul_tune, arm_fastmul_tune, arm_xscale_tune, arm_9e_tune)
11478         (arm_v6t2_tune, arm_cortex_tune, arm_cortex_a9_tune)
11479         (arm_fa726_tune): Set branch_cost field using
11480         arm_default_branch_cost.
11481         * config/arm/arm.h (BRANCH_COST): Use branch_cost hook from
11482         current_tune structure.
11483         * dojump.c (tm_p.h): Include file.
11484
11485 2011-06-02  Julian Brown  <julian@codesourcery.com>
11486
11487         * config/arm/arm-cores.def (arm1156t2-s, arm1156t2f-s): Use v6t2
11488         tuning.
11489         (cortex-a5, cortex-a8, cortex-a15, cortex-r4, cortex-r4f, cortex-m4)
11490         (cortex-m3, cortex-m1, cortex-m0): Use cortex tuning.
11491         * config/arm/arm-protos.h (tune_params): Add prefer_constant_pool
11492         field.
11493         * config/arm/arm.c (arm_slowmul_tune, arm_fastmul_tune)
11494         (arm_xscale_tune, arm_9e_tune, arm_cortex_a9_tune)
11495         (arm_fa726te_tune): Add prefer_constant_pool setting.
11496         (arm_v6t2_tune, arm_cortex_tune): New.
11497         * config/arm/arm.h (TARGET_USE_MOVT): Make dependent on
11498         prefer_constant_pool setting.
11499
11500 2011-06-02  Uros Bizjak  <ubizjak@gmail.com>
11501
11502         * config/i386/i386.c (standard_sse_constant_p) <case 1>: Simplify
11503         switch statement.
11504         * config/i386/i386.md (*movdf_internal_rex64) <case 8,9,10>: Ditto.
11505         (*movdf_internal) <case 6,7,8>: Ditto.
11506
11507         * config/i386/constraints.md (Y4): New register constraint.
11508         * config/i386/sse.md (vec_set<mode>_0): Merge with
11509         *vec_set<mode>_0_sse4_1 and *vec_set<mode>_0_sse2.
11510         (*vec_extractv2di_1): Merge from *vec_extractv2di_1_sse2 and
11511         *vec_extractv2di_1_sse.
11512         (*vec_concatv2di_rex64): Merge from *vec_concatv2di_rex64_sse4_1
11513         and *vec_concatv2di_rex64_sse.
11514
11515 2011-06-02  Stuart Henderson  <shenders@gcc.gnu.org>
11516
11517         PR target/48807
11518         * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Check return value
11519         of cgraph_local_info for null before attempting to use it.
11520
11521 2011-06-02  Eric Botcazou  <ebotcazou@adacore.com>
11522
11523         * function.h (struct stack_usage): Remove dynamic_alloc_count field.
11524         (current_function_dynamic_alloc_count): Delete.
11525         * builtins.c (expand_builtin_setjmp_setup): Do not set calls_setjmp.
11526         (expand_builtin_nonlocal_goto): Remove obsolete comment.
11527         (expand_builtin_update_setjmp_buf): Remove dead code.
11528         * cse.c (cse_find_path): Do not follow a single abnormal incoming edge.
11529         * explow.c (allocate_dynamic_stack_space): Remove SETJMP_VIA_SAVE_AREA
11530         support.
11531         * function.c (instantiate_virtual_regs): Likewise.
11532         * postreload-gcse.c (bb_has_well_behaved_predecessors): Return false
11533         for a block with a single abnormal incoming edge.
11534         * config/sparc/sparc.h (STACK_SAVEAREA_MODE): Define.
11535         (SETJMP_VIA_SAVE_AREA): Delete.
11536         * config/sparc/sparc-protos.h (load_got_register): Declare.
11537         * config/sparc/sparc.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
11538         (load_got_register): Make global.
11539         (sparc_frame_pointer_required): Add 'static'.
11540         (sparc_can_eliminate): Likewise.  Call sparc_frame_pointer_required.
11541         (sparc_builtin_setjmp_frame_value): New function.
11542         * config/sparc/sparc.md (UNSPECV_SETJMP): Remove.
11543         (save_stack_nonlocal): New expander.
11544         (restore_stack_nonlocal): Likewise.
11545         (nonlocal_goto): Remove modes, adjust predicates and reimplement.
11546         (nonlocal_goto_internal): New insn.
11547         (goto_handler_and_restore): Delete.
11548         (builtin_setjmp_setup): Likewise.
11549         (do_builtin_setjmp_setup): Likewise.
11550         (setjmp): Likewise.
11551         (builtin_setjmp_receiver): New expander.
11552
11553 2011-06-01  David Li  <davidxl@google.com>
11554
11555         PR middle-end/49261
11556         * tree-pretty-print.c (dump_function_header): Format cleanup.
11557
11558 2011-06-01  Kaz Kojima  <kkojima@gcc.gnu.org>
11559
11560         PR target/49238
11561         * config/sh/sh.c (expand_cbranchdi4): Use a scratch register if
11562         needed when original operands are used for msw_skip comparison.
11563
11564 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
11565
11566         PR debug/49250
11567         * var-tracking.c (add_uses, add_stores): Don't call
11568         cselib_subst_to_values on ENTRY_VALUE.
11569
11570 2011-06-01  Diego Novillo  <dnovillo@google.com>
11571
11572         * lto-streamer-out.c (lto_output_ts_decl_with_vis_tree_pointers): Call
11573         output_record_start with LTO_null instead of output_zero.
11574         (lto_output_ts_binfo_tree_pointers): Likewise.
11575         (lto_output_tree): Likewise.
11576         (output_eh_try_list): Likewise.
11577         (output_eh_region): Likewise.
11578         (output_eh_lp): Likewise.
11579         (output_eh_regions): Likewise.
11580         (output_bb): Likewise.
11581         (output_function): Likewise.
11582         (output_unreferenced_globals): Likewise.
11583         * lto-streamer.h (enum LTO_tags): Reserve MAX_TREE_CODES
11584         instead of NUM_TREE_CODES.
11585         (lto_tag_is_tree_code_p): Check max value against MAX_TREE_CODES.
11586         (lto_output_int_in_range): Change << to >> when shifting VAL.
11587
11588 2011-06-01  Diego Novillo  <dnovillo@google.com>
11589
11590         * lto-streamer-out.c (lto_output_ts_decl_non_common_tree_pointers):
11591         Remove assertion for DECL_SAVED_TREE in FUNCTION_DECL nodes.
11592
11593 2011-06-01  Richard Sandiford  <rdsandiford@googlemail.com>
11594
11595         PR target/45074
11596         * optabs.h (valid_multiword_target_p): Declare.
11597         * expmed.c (extract_bit_field_1): Check valid_multiword_target_p when
11598         doing multi-word operations.
11599         * optabs.c (expand_binop): Likewise.
11600         (expand_doubleword_bswap): Likewise.
11601         (expand_absneg_bit): Likewise.
11602         (expand_unop): Likewise.
11603         (expand_copysign_bit): Likewise.
11604         (multiword_target_p): New function.
11605
11606 2011-06-01  Richard Sandiford  <rdsandiford@googlemail.com>
11607
11608         PR rtl-optimization/48830
11609         PR rtl-optimization/48808
11610         PR rtl-optimization/48792
11611         * reload.c (push_reload): Check contains_reg_of_mode.
11612         * reload1.c (strip_paradoxical_subreg): New function.
11613         (gen_reload_chain_without_interm_reg_p): Use it to handle
11614         paradoxical subregs.
11615         (emit_output_reload_insns, gen_reload): Likewise.
11616
11617 2011-06-01  David Li  <davidxl@google.com>
11618
11619         * predict.c : Change pass name
11620         * ipa.c: Ditto.
11621         * dce.c: Ditto.
11622         * tree-profile.c: Ditto.
11623         * except.c: Ditto.
11624
11625 2011-06-01  David Li  <davidxl@google.com>
11626
11627         * tree-pretty-print.c (dump_function_header): New function.
11628         * final.c (rest_of_clean_state): Use header dumper.
11629         * tree-cfg.c (gimple_dump_cfg): Use header dumper.
11630         * passes.c (pass_init_dump_file): Use header dumper.
11631
11632 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
11633
11634         * dwarf2out.c (compare_loc_descriptor, scompare_loc_descriptor,
11635         ucompare_loc_descriptor, minmax_loc_descriptor, clz_loc_descriptor,
11636         popcount_loc_descriptor, bswap_loc_descriptor, rotate_loc_descriptor):
11637         New functions.
11638         (mem_loc_descriptor): Use them.
11639
11640         * var-tracking.c (create_entry_value): New function.
11641         (vt_add_function_parameter): Use it.
11642
11643 2011-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11644
11645         * config/i386/crtfastmath.c [!__x86_64__ && __sun__ && __svr4__]:
11646         Include <signal.h>, <ucontext.h>.
11647         (sigill_caught): Define.
11648         (sigill_hdlr): New function.
11649         (set_fast_math) [!__x86_64__ && __sun__ && __svr4__]: Check if SSE
11650         insns can be executed.
11651         * config/sol2.h (ENDFILE_SPEC): Use crtfastmath.o if -ffast-math etc.
11652         * config/sparc/sol2.h (ENDFILE_SPEC): Remove.
11653
11654 2011-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11655
11656         * config/t-slibgcc-darwin: Move to ...
11657         * config/t-slibgcc-dummy: ... this.  Clarify comments.
11658         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*,
11659         powerpc-*-darwin*, powerpc64-*-darwin*): Reflect this.
11660         (i[3456x]86-*-netware*): Add t-slibgcc-dummy to tmake_file.
11661         (i[34567]86-*-rtems*): Remove extra_parts.  Use i386/t-rtems.
11662         Remove i386/t-crtstuff from tmake_file.
11663         (i[34567]86-*-solaris2*): Remove t-svr4,
11664         t-slibgcc-elf-ver, t-slibgcc-sld from tmake_file, add
11665         t-slibgcc-dummy.
11666         (sparc-*-elf*, sparc64-*-elf*): Remove tmake_file, extra_parts.
11667         (sparc-*-rtems*, sparc64-*-rtems*): Remove sparc/t-crtin,
11668         sparc/t-crtfm from tmake_file.
11669         (sparc*-*-solaris2*): Remove sparc/t-sol2, sparc/t-crtfm,
11670         t-slibgcc-elf-ver, t-slibgcc-sld, add t-slibgcc-dummy.
11671         Remove extra_parts.
11672         * config/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define.
11673         * config/i386/t-nwld (SHLIB_LINK): Remove.
11674         * config/i386/t-rtems-i386: Rename to ...
11675         * config/i386/t-rtems: ... this.
11676         ($(T)crti.o, $(T)crtn.o): Remove.
11677         (FPBIT, DPBIT, LIB2FUNCS_EXTRA): Remove.
11678         (dp-bit.c, fp-bit.c, xp-bit.c): Remove.
11679         (EXTRA_MULTILIB_PARTS, LIBGCC, INSTALL_LIBGCC): Remove.
11680         * config/i386/t-sol2-10 (LIBGCC, INSTALL_LIBGCC,
11681         EXTRA_MULTILIB_PARTS): Remove.
11682         * config/sparc/t-sol2-64: Likewise.
11683         * config/sparc/t-sol2: Remove.
11684         * config/sparc/t-crtin: Remove.
11685         * config/sparc/gmon-sol2.c: Move to ../libgcc/config.
11686         * config/i386/gmon-sol2.c: Remove.
11687         * config/i386/sol2-c1.asm: Move to ../libgcc/config/i386/sol2-c1.S.
11688         * config/i386/sol2-ci.asm: Move to ../libgcc/config/i386/sol2-ci.S.
11689         * config/i386/sol2-cn.asm: Move to ../libgcc/config/i386/sol2-cn.S.
11690         * config/i386/sol2-gc1.asm: Remove.
11691         * config/sparc/sol2-c1.asm: Move to ../libgcc/config/sparc/sol2-c1.S.
11692         * config/sparc/sol2-ci.asm: Move to ../libgcc/config/sparc/sol2-ci.S.
11693         * config/sparc/sol2-cn.asm: Move to ../libgcc/config/sparc/sol2-cn.S.
11694         * config/t-slibgcc-sld: Remove.
11695
11696 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
11697
11698         * dwarf2out.c (mem_loc_descriptor) <do_ucompare>: Call
11699         base_type_for_mode with op_mode instead of mode.
11700
11701 2011-06-01  Paul Brook  <paul@cpodesourcery.com>
11702
11703         * config/arm/arm-cores.def: Add cortex-r5.  Add DIV flags to
11704         Cortex-A15.
11705         * config/arm/arm-tune.md: Regenerate.
11706         * config/arm/arm-tables.opt: Regenerate.
11707         * config/arm/arm.c (FL_DIV): Rename...
11708         (FL_THUMB_DIV): ... to this.
11709         (FL_ARM_DIV): Define.
11710         (FL_FOR_ARCH7R, FL_FOR_ARCH7M): Use FL_THUMB_DIV.
11711         (arm_arch_hwdiv): Remove.
11712         (arm_arch_thumb_hwdiv, arm_arch_arm_hwdiv): New variables.
11713         (arm_issue_rate): Add cortexr5.
11714         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Set
11715         __ARM_ARCH_EXT_IDIV__.
11716         (TARGET_IDIV): Define.
11717         (arm_arch_hwdiv): Remove.
11718         (arm_arch_arm_hwdiv, arm_arch_thumb_hwdiv): New prototypes.
11719         * config/arm/arm.md (tune_cortexr4): Add cortexr5.
11720         (divsi3, udivsi3): New patterns.
11721         * config/arm/thumb2.md (divsi3, udivsi3): Remove.
11722         * doc/invoke.texi: Document ARM -mcpu=cortex-r5
11723
11724 2011-06-01  Martin Jambor  <mjambor@suse.cz>
11725
11726         * ipa-utils.c (ipa_dfs_info): New field scc_no.
11727         * ipa-utils.c (searchc): Set scc_no.
11728
11729 2011-06-01  Martin Jambor  <mjambor@suse.cz>
11730
11731         * ipa-utils.c (searchc_env): New field allow_overwritable.
11732         (searchc): do not ignore edges to overwritable nodes if indicated
11733         by env->allow_overwritable.
11734         (ipa_reduced_postorder): Set env.allow_overwritable.
11735
11736 2011-06-01  Richard Guenther  <rguenther@suse.de>
11737
11738         * tree.c (free_lang_data): Do not reset boolean_type_node nor
11739         char_type_node.
11740         * lto-streamer.c (lto_record_common_node): Take node pointer,
11741         do not register types.
11742         (lto_preload_common_nodes): Explicitly skip preloading nodes
11743         that differ between frontends.
11744
11745 2011-05-31  Pat Haugen  <pthaugen@us.ibm.com>
11746
11747         * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Remove vr0..vr2 from
11748         NON_FLOAT_REGS.
11749
11750 2011-05-31  Pat Haugen  <pthaugen@us.ibm.com>
11751
11752         * config/rs6000/rs6000.c (rs6000_register_move_cost): Preserve from
11753         parameter value for dump. Dump cost on outermost call only.
11754         (rs6000_memory_move_cost): Dump cost on outermost call only.
11755
11756 2011-05-31  Jakub Jelinek  <jakub@redhat.com>
11757
11758         * dwarf2out.c (resolve_addr_in_expr): Optimize away redundant
11759         DW_OP_GNU_convert ops.
11760
11761         * cselib.c (promote_debug_loc): Allow l->next non-NULL for
11762         cselib_preserve_constants.
11763         (cselib_lookup_1): If cselib_preserve_constants,
11764         a new VALUE is being created for REG and there is a VALUE for the
11765         same register in wider mode, add another loc with lowpart SUBREG of
11766         the wider VALUE.
11767         (cselib_subst_to_values): Handle ENTRY_VALUE.
11768         * var-tracking.c  (replace_expr_with_values): Return NULL for
11769         ENTRY_VALUE too.
11770         * dwarf2out.c (convert_descriptor_to_signed): New function.
11771         (mem_loc_descriptor) <case ZERO_EXTEND>: Optimize using DW_OP_and
11772         instead of two shifts.
11773         (mem_loc_descriptor) <do_shift>: ZERO_EXTEND second argument to
11774         the right mode if needed.
11775         (mem_loc_descriptor) <case MOD>: For typed ops just use DW_OP_mod.
11776         (mem_loc_descriptor) <case UNSIGNED_FIX>: Use
11777         convert_descriptor_to_signed.
11778         (mem_loc_descriptor) <case UDIV, CLZ, CTZ, FFS, POPCOUNT, PARITY,
11779         BSWAP, ROTATE, ROTATERT>: Handle these rtls.
11780
11781         PR target/48688
11782         * config/i386/i386.md (*lea_general_4): New define_insn_and_split.
11783
11784 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
11785
11786         * config/i386/i386.md: Use SWI248x instead of X87MODEI, SWI24 instead
11787         of X87MODEI12 and SWI48x instead of SSEMODEI24.
11788         (SWI248x): New mode iterator, rename from X87MODEI.
11789         (X87MODEI): Remove mode iterator.
11790         (X87MODEI12): Ditto.
11791         (SSEMODEI24): Ditto.
11792
11793 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
11794
11795         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): New.
11796         * doc/invoke.texi: Document max-vartrack-expr-depth.
11797         * var-tracking.c (EXPR_DEPTH): New.
11798         (reverse_op, vt_expand_loc, vt_expand_loc_dummy): Use it.
11799
11800 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
11801
11802         * config/i386/i386.c (ix86_rtx_costs): Drop NEG from sub for FMA.
11803         * config/i386/sse.md: Add n to negated FMA pattern names.
11804
11805 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
11806
11807         * gcc.c (driver_handle_option): Fix disabling of -fcompare-debug.
11808
11809 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
11810
11811         * gengtype-state.c (read_state_params_structs): Initialize previous.
11812
11813 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
11814
11815         * config/i386/i386.md (*pushxf_nointeger): Merge alternatives 1 and 2.
11816         (FP push_operand splitters): Merge {TF,XF,DF}mode splitters.
11817
11818 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
11819
11820         * config/i386/i386.md (*movtf_internal): Avoid allocating general
11821         registers.  Penalize F*r->o alternative to prevent partial memory
11822         stalls.  Slightly penalize *roF->*r alternative.  Generate SSE
11823         CONST_DOUBLE immediates when optimizing function for size.  Do not move
11824         CONST_DOUBLEs directly to memory for !TARGET_MEMORY_MISMATCH_STALL.
11825         (*movxf_internal): Slightly penalize Yx*roF->Yx*r alternative.
11826         (*movdf_internal): Slightly penalize Yd*roF->Yd*r alternative.
11827         (*movdf_internal_rex64): Slightly penalize rm->r, F->m and r->m
11828         alternatives.
11829         (*movsf_internal): Slightly penalize rmF->r and Fr->m alternatives.
11830
11831         (fp_register_operand splitters): Use fp_register_operand
11832         constraint.  Do not use FP_REG_P in insn condition.
11833         (any_fp_register_operand splitters): Use any_fp_register_operand
11834         constraint.  Do not use ANY_FP_REG_P in insn condition.
11835
11836 2011-05-31  Jan Hubicka  <jh@suse.cz>
11837
11838         * cgraph.h (cgraph_inline_failed_t): Give enum a name
11839         * lto-cgraph.c (LDPR_NUM_KNOWN): New macro.
11840         (LTO_cgraph_tags): Add LTO_cgraph_last_tag.
11841         (lto_output_edge): Use output_enum and var_len_unsigned.
11842         (lto_output_varpool_node): Likewise.
11843         (input_overwrite_node): Do not take resolution parameter;
11844         extract it from a bitpack.
11845         (input_node): Do not read resolution; use input_enum and
11846         var_len_unsigned.
11847         (input_varpool_node): Likewise.
11848         (input_edge): Likewise.
11849         (input_cgraph_1): Likewise.
11850
11851 2011-05-31  Richard Guenther  <rguenther@suse.de>
11852
11853         * gimple.c (gimple_register_canonical_type): Do not register
11854         any types via gimple_register_type.
11855
11856 2011-05-31  Jan Hubicka  <jh@suse.cz>
11857
11858         * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Merge alias decl
11859         of thunks.
11860
11861 2011-05-31  Jakub Jelinek  <jakub@redhat.com>
11862
11863         PR rtl-optimization/49235
11864         * tree-ssa-address.c (gen_addr_rtx): Ignore base if it is const0_rtx.
11865         (create_mem_ref_raw): Create MEM_REF even if base is INTEGER_CST.
11866
11867 2011-05-31  Ira Rosen  <ira.rosen@linaro.org>
11868
11869         PR tree-optimization/49093
11870         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail for volatile
11871         data references.
11872
11873 2011-05-31  Dodji Seketeli  <dodji@redhat.com>
11874
11875         PR debug/49047
11876         * dwarf2out.c (gen_subprogram_die): Emit linkage name attribute
11877         for concrete functions containing the code of cloned functions.
11878
11879 2011-05-31  Richard Guenther  <rguenther@suse.de>
11880
11881         * tree-ssa-forwprop.c (forward_propagate_into_comparison): Rename
11882         to ...
11883         (forward_propagate_into_comparison_1): ... this.
11884         (forward_propagate_comparison): Rename to ...
11885         (forward_propagate_into_comparison): ... this.  Split out
11886         real forward propagation code to ...
11887         (forward_propagate_comparison): ... this.
11888         (forward_propagate_into_gimple_cond): Remove looping.
11889         (forward_propagate_into_cond): Likewise.
11890         (simplify_not_neg_expr): Return whether we have done something.
11891         (simplify_gimple_switch): Likewise.
11892         (tree_ssa_forward_propagate_single_use_vars): Rename to ...
11893         (ssa_forward_propagate_and_combine): ... this.  Re-structure
11894         to do a forward forward-propagation walk on BBs and a backward
11895         stmt combining walk on BBs.  Consistently re-scan changed statements.
11896         (pass_forwprop): Adjust.
11897
11898 2011-05-30  Ian Lance Taylor  <iant@google.com>
11899
11900         * godump.c (go_format_type): Correct length of name added to
11901         obstack for anonymous field.
11902
11903 2011-05-30  Kaz Kojima  <kkojima@gcc.gnu.org>
11904
11905         PR target/49186
11906         * config/sh/sh.c (expand_cbranchdi4): Set msw_skip when the high
11907         part of the second operand is 0.
11908
11909 2011-05-30  Uros Bizjak  <ubizjak@gmail.com>
11910
11911         * config/i386/i386.md (*movxf_internal): Penalize FYx*r->o alternative
11912         to prevent partial memory stalls.  Do not move CONST_DOUBLEs directly
11913         to memory for !TARGET_MEMORY_MISMATCH_STALL.
11914         (*movdf_internal_rex64): Do not penalize F->r alternative.
11915         (*movdf_internal): Penalize FYd*r->o alternative to prevent partial
11916         memory stalls.  Generate SSE and x87 CONST_DOUBLE immediates only
11917         when optimizing function for size.  Do not move CONST_DOUBLEs
11918         directly to memory for !TARGET_MEMORY_MISMATCH_STALL.
11919         (FP move splitters): Merge {TF,XF,DF}mode splitters.  Do not handle
11920         SUBREGs.  Do not check for MEM_P operands in the insn condition,
11921         check for ANY_FP_REGNO_P instead.
11922         * config/i386/constraints.md (Yd): Enable GENERAL_REGS for
11923         TARGET_64BIT and for TARGET_INTEGER_DFMODE_MOVES when optimizing
11924         function for speed.
11925         * config/i386/i386.c (ix86_option_override_internal): Do not
11926         set TARGET_INTEGER_DFMODE_MOVES here.
11927
11928 2011-05-30  H.J. Lu  <hongjiu.lu@intel.com>
11929
11930         PR target/49168
11931         * config/i386/i386.md (*movtf_internal): Handle misaligned load/store.
11932
11933 2011-05-30  Jakub Jelinek  <jakub@redhat.com>
11934
11935         * dwarf2out.c (modified_type_die, gen_reference_type_die): Use
11936         DW_TAG_rvalue_reference_type even for
11937         -gdwarf-4 -fno-debug-types-section.
11938
11939 2011-05-30  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
11940
11941         PR tree-optimization/46728
11942         * tree-ssa-math-opts.c (build_and_insert_call): Reorder parms.
11943         (build_and_insert_binop): New.
11944         (gimple_expand_builtin_pow): Reorder args for
11945         build_and_insert_call; use build_and_insert_binop; add more
11946         optimizations for fractional exponents.
11947
11948 2011-05-30  Nathan Froyd  <froydnj@gcc.gnu.org>
11949
11950         PR bootstrap/49190
11951
11952         Revert:
11953         2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
11954
11955         * tree.h (struct tree_identifier): Inherit from tree_typed, not
11956         tree_common.
11957         (HT_IDENT_TO_GCC_IDENT): Adjust for said change.
11958         * tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
11959         TS_BASE instead of TS_COMMON.
11960         * varasm.c (assemble_name): Remove assert.
11961
11962 2011-05-30  Richard Sandiford  <rdsandiford@googlemail.com>
11963
11964         * config.gcc: Keep obselete list sorted.
11965
11966 2011-05-30  Jakub Jelinek  <jakub@redhat.com>
11967             Eric Botcazou  <ebotcazou@adacore.com>
11968
11969         * var-tracking.c (vt_add_function_parameter): Remap incoming MEMs with
11970         crtl->args.internal_arg_pointer based address to arg_pointer_rtx if
11971         there is a DRAP register and arg_pointer_rtx is the CFA pointer.
11972         (vt_init_cfa_base): Don't equate cfa_base_rtx if stack was realigned.
11973         (vt_initialize): Initialize cfa_base_rtx if there is a DRAP register.
11974
11975 2011-05-30  Richard Guenther  <rguenther@suse.de>
11976
11977         * gimple.c (gimple_types_compatible_p_1): Compare record
11978         and union type members properly.
11979
11980 2011-05-30  Richard Guenther  <rguenther@suse.de>
11981
11982         PR tree-optimization/49210
11983         * ipa-split.c (split_function): Care for the case where the call
11984         result is not trivially convertible to the result holding variable.
11985
11986 2011-05-30  Richard Guenther  <rguenther@suse.de>
11987
11988         PR tree-optimization/49218
11989         * tree-vrp.c (adjust_range_with_scev): Properly check whether
11990         overflow occured.
11991
11992 2011-05-30  Richard Guenther  <rguenther@suse.de>
11993
11994         * tree-ssa-forwprop.c (forward_propagate_into_comparison):
11995         New function split out from ...
11996         (forward_propagate_into_gimple_cond): ... here.  Adjust.
11997         (forward_propagate_into_cond): Likewise.
11998         (forward_propagate_comparison): Also propagate into
11999         comparisons on assignment RHS.  Change return value to
12000         behave similar to forward_propagate_into_cond.
12001         (tree_ssa_forward_propagate_single_use_vars): Handle
12002         strict-overflow warnings properly for forward_propagate_comparison.
12003
12004 2011-05-30  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12005
12006         * configure.ac (gcc_cv_lto_plugin): Determine lto plugin support
12007         from plugin linker.
12008         * configure: Regenerate.
12009
12010 2011-05-30  Ira Rosen  <ira.rosen@linaro.org>
12011
12012         PR tree-optimization/49199
12013         * tree-vect-loop.c (vect_is_slp_reduction): Check that the
12014         non-reduction operands are either defined in the loop or by induction.
12015
12016 2011-05-29  Xinliang David Li  <davidxl@google.com>
12017
12018         * opts-global.c (handle_common_deferred_options): Handle new options.
12019         * passes.c (register_one_dump_file): Call register_pass_name.
12020         (execute_one_pass): Check explicit enable/disable flag.
12021         (passr_hash): New function.
12022         (passr_eq): Ditto.
12023         (register_pass_name): Ditto.
12024         (get_pass_by_name): Ditto.
12025         (pass_hash): Ditto.
12026         (pass_eq): Ditto.
12027         (enable_pass): Ditto.
12028         (disable_pass): Ditto.
12029         (is_pass_explicitly_enabled_or_disabled): Ditto.
12030
12031 2011-05-29  Uros Bizjak  <ubizjak@gmail.com>
12032
12033         * config/i386/i386.md (*movoi_internal_avx): Use
12034         standard_sse_constant_opcode for alternative 0.
12035         (*movti_internal_sse): Ditto.
12036         (*movti_internal_rex64): Use standard_sse_constant_opcode for
12037         alternative 2.
12038         (*movdi_internal_rex64): Use standard_sse_constant_opcode for
12039         sselog1 type moves.
12040         (*movsi_internal): Ditto.
12041         (*movdi_internal): Ditto.  Add ssecvt type moves.
12042
12043 2011-05-29  Eric Botcazou  <ebotcazou@adacore.com>
12044
12045         PR target/48830
12046         * rtlanal.c (simplify_subreg_regno): Adjust comment.
12047
12048 2011-05-29  Jakub Jelinek  <jakub@redhat.com>
12049
12050         PR rtl-optimization/49095
12051         * config/i386/predicates.md (plusminuslogic_operator): New predicate.
12052         * config/i386/i386.md: Add peepholes for mem {+,-,&,|,^}= x; mem != 0.
12053
12054 2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>
12055
12056         PR target/43995
12057         * config/mips/mips.c (mips_pic_call_symbol_from_set): Add a
12058         recurse_p argument.  Only follow register copies if it is set,
12059         and prevent mips_find_pic_call_symbol from recursing.
12060         (mips_find_pic_call_symbol): Add a recurse_p argument.
12061         Pass it to mips_pic_call_symbol_from_set.
12062         (mips_annotate_pic_calls): Update accordingly.
12063
12064 2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>
12065
12066         * emit-rtl.c (try_split): Use a loop to search for
12067         NOTE_INSN_CALL_ARG_LOCATIONs.
12068
12069 2011-05-29  Richard Guenther  <rguenther@suse.de>
12070
12071         PR tree-optimization/49217
12072         * ipa-pure-const.c (propagate_pure_const): Fix typos.
12073
12074 2011-05-28  Jan Hubicka  <jh@suse.cz>
12075
12076         * lto-streamer-out.c (hash_string_slot_node): Hash string based on its
12077         length.
12078         (string_slot_free): Remove
12079         (create_output_block): Initialize obstack.
12080         (destroy_output_block): Free obstack.
12081         (lto_string_index): Add PERSISTENT parameter; do not duplicate
12082         the string unless it needs to be added into the hash.
12083         (lto_output_string_with_length): Add persistent attribute;
12084         handle NULL strings.
12085         (lto_output_string): Add PERSISTENT parameter.
12086         (output_string_cst, output_identifier): Simplify.
12087         (lto_output_location_bitpack): Update.
12088         (lto_output_builtin_tree): Update.
12089         * lto-streamer.h (struct output_block): Add obstack.
12090         (lto_output_string, lto_output_string_with_length): Remove
12091         declarations; functions are static now.
12092
12093 2011-05-28  Jan Hubicka  <jh@suse.cz>
12094
12095         * lto-streamer-out.c (pack_ts_fixed_cst_value_fields,
12096         pack_ts_decl_common_value_fields, pack_ts_decl_with_vis_value_fields,
12097         pack_ts_function_decl_value_fields, lto_output_builtin_tree,
12098         output_cfg, output_gimple_stmt): Use enum and variable length i/o.
12099         * lto-streamer-in.c (input_cfg, input_gimple_stmt,
12100         unpack_ts_fixed_cst_value_fields, unpack_ts_decl_common_value_fields,
12101         unpack_ts_decl_with_vis_value_fields,
12102         unpack_ts_type_common_value_fields, unpack_ts_block_value_fields,
12103         lto_get_builtin_tree): Use enum and variable length i/o.
12104         * basic-block.h (profile_status_d): Add PROFILE_LAST.
12105         * lto-streamer.h (bp_pack_int_in_range, bp_unpack_int_in_range):
12106         New functions.
12107         (bp_pack_enum, bp_unpack_enum): New macros.
12108
12109 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
12110
12111         * genrecog.c: Remove redundant forward declarations.
12112
12113 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
12114
12115         * config.gcc: Deprecate mips*-*-openbsd*.
12116
12117 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
12118
12119         PR bootstrap/49195
12120         * genrecog.c (add_to_sequence): Use XEXP rather than XVECEXP
12121         for match_op_dup.
12122
12123 2011-05-27  Andrew Pinski  <pinskia@gmail.com>
12124
12125         PR middle-end/48981
12126         * gengtype.c (vec_prefix_type): New function.
12127         (note_def_vec): Use vec_prefix_type and change the length
12128         attribute to be based on the prefix.
12129         * vec.c: Include coretypes.h before vec.h.
12130         (struct vec_prefix): Remove.
12131         (vec_gc_p_reserve): Change the offsetof to sizeof.
12132         (vec_gc_p_reserve_exact): Likewise.
12133         (vec_heap_p_reserve): Likewise.
12134         (vec_heap_p_reserve_exact): Likewise.
12135         (vec_stack_o_reserve_1): Copy from +1 instead of from vec.
12136         (vec_stack_p_reserve): Change the offsetof to sizeof.
12137         (vec_stack_p_reserve_exact): Likewise.
12138         * vec.h (struct vec_prefix): New struct definition.
12139         (VEC_T(T,B)): Use vec_prefix instead of having num/alloc fields.
12140         (VEC_T_GTY(T,B)): Likewise.
12141         (DEF_VEC_FUNC_P(T)): Use prefix field.
12142         (DEF_VEC_NONALLOC_FUNCS_O(T,A)): Likewise.
12143         (DEF_VEC_NONALLOC_FUNCS_I(T,A)): Likewise.
12144
12145 2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
12146
12147         PR tree-optimization/46728
12148         * tree-ssa-math-opts.c (powi_as_mults_1): Add gimple_set_location.
12149         (powi_as_mults): Add gimple_set_location.
12150         (build_and_insert_call): New.
12151         (gimple_expand_builtin_pow): Add handling for pow(x,y) when y is
12152         0.5, 0.25, 0.75, 1./3., or 1./6.
12153
12154 2011-05-27  Alexander Monakov  <amonakov@ispras.ru>
12155
12156         * doc/contrib.texi: Update copyright years.
12157         (Contributors): Add Zdenek Sojka.
12158
12159 2011-05-27  Nathan Froyd  <froydnj@codesourcery.com>
12160
12161         * c-decl.c (c_push_function_context): Copy the current statement
12162         list stack.
12163         (add_stmt): Check building_stmt_list_p and push_stmt if necessary.
12164         (finish_struct): Call building_stmt_list_p instead of checking
12165         cur_stmt_list.
12166         * c-parser.c (c_parser_postfix_expression): Likewise.
12167         * c-typeck.c (c_end_compound_stmt): Likewise.
12168         * print-tree.c (print_node) [STATEMENT_LIST]: Don't print TREE_CHAIN.
12169         * tree-iterator.c (stmt_list_cache): Change to a VEC.
12170         (alloc_stmt_list): Adjust for stmt_list_cache's new type.
12171         (free_stmt_list): Likewise.
12172         * tree.h (struct tree_statement_list): Include typed_tree instead
12173         of tree_common.
12174         * tree.c (initialize_tree_contains_struct): Mark TS_STATEMENT_LIST
12175         as TS_TYPED instead of TS_COMMON.
12176
12177 2011-05-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12178             Uros Bizjak  <ubizjak@gmail.com>
12179
12180         * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check for @tlsgdplt
12181         (HAVE_AS_IX86_TLSGDPTL): Define.
12182         (gcc_cv_as_ix86_tlsldmplt): Check for @tlsldmplt.
12183         (HAVE_AS_IX86_TLSLDMPLT): Define.
12184         * configure: Regenerate.
12185         * config.in: Regenerate.
12186         * config/i386/i386.c (ix86_print_operand): Handle code 'p'.
12187         * config/i386/i386.md (*tls_global_dynamic_32_gnu): If
12188         TARGET_SUN_TLS, use @tlsgdplt or @plt.
12189         (*tls_global_dynamic_64): Use @plt if TARGET_SUN_TLS.
12190         (*tls_local_dynamic_base_32_gnu): If TARGET_SUN_TLS, use
12191         @tlsldmplt or @plt.
12192         (*tls_local_dynamic_base_64): Use @plt if TARGET_SUN_TLS.
12193
12194 2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>
12195
12196         * sched-int.h (struct _haifa_deps_insn_data): New members cond
12197         and reverse_cond.
12198         (INSN_COND, INSN_REVERSE_COND): New macros.
12199         * sched-deps.c (deps_analyze_insn): Call sched_get_condition_with_rev
12200         once.
12201         (sched_get_condition_with_rev): Cache the results, and look them up
12202         if possible.
12203         (sched_analyze_insn): Destroy INSN_COND of previous insns if they
12204         are clobbered by the current insn.
12205         * target.def (exposed_pipline): New sched data hook.
12206         * doc/tm.texi.in: TARGET_SCHED_EXPOSED_PIPELINE: Add hook.
12207         * doc/tm.texi: Regenerate.
12208
12209 2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
12210
12211         PR tree-optimization/49170
12212         * tree-ssa-math-opts.c (execute_cse_sincos):  Add checks for
12213         sincos or cexp.
12214
12215 2011-05-27  Richard Guenther  <rguenther@suse.de>
12216
12217         PR middle-end/49189
12218         * fold-const.c (fold_unary_loc): Do not re-fold folding conversions
12219         of comparisons.
12220
12221 2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>
12222
12223         * haifa-sched.c (sched_scan_info): Remove.
12224         (schedule_block): Call sched_extend_luids rather than sched_init_luids
12225         with NULL args.
12226         (extend_bb, init_bb, extend_insn, init_insn, init_insns_in_bb):
12227         Remove functions.
12228         (sched_scan): Remove.
12229         (sched_extend_luids): Renamed from luids_extend_insn and no longer
12230         static.  All callers changed.
12231         (sched_init_insn_luid): Renamed from luids_init_insn and no longer
12232         static.  All callers changed.
12233         (sched_init_luids): Remove all arguments except the first.  All
12234         callers changed.  Don't use sched_scan.
12235         (haifa_init_h_i_d): Likewise.
12236         (haifa_init_insn): Call sched_extend_luids and sched_init_insn_luid
12237         manually rather than using sched_init_luids.  Likewise with
12238         extend_h_i_d, init_h_i_d and haifa_init_h_i_d.
12239         * sel-sched.c (sel_region_target_finish): Call sched_extend_luids
12240         rather than sched_init_luids with NULL args.
12241         * sel-sched-ir.c (new_insns): Remove variable.
12242         (sched_scan): New static function, previously in haifa-sched.c.  Remove
12243         all arguments but the first two; all callers changed.
12244         (sel_init_new_insn): Call sched_extend_luids and sched_init_insn_luid
12245         rather than sched_init_luids.
12246         (sel_init_bbs): Remove second argument.  All callers changed.
12247         (sel_add_bb): Call sched_extend_luids rather than sched_init_luids
12248         with NULL arguments.
12249         (create_insn_rtx_from_pattern): Likewise.
12250         * sel-sched-ir.h (sel_init_bbs): Adjust declaration.
12251         * sched-int.h (sched_init_luids, haifa_init_h_i_d): Likewise.
12252         (sched_init_insn_luid, sched_extend_luids): Declare.
12253         (sched_scan_info_def, sched_scan_info, sched_scan): Remove
12254         declarations.
12255
12256 2011-05-27  Richard Guenther  <rguenther@suse.de>
12257
12258         PR middle-end/49177
12259         * fold-const.c (fold_unary_loc): Fold (T)(A CMP B) to
12260         A CMP B ? (T) true : (T) false for non-integral types T again.
12261
12262 2011-05-27  Jan Hubicka  <jh@suse.cz>
12263
12264         * lto-streamer-out.c (lto_string_index): break out from...; offset by 1
12265         so 0 means NULL string.
12266         (lto_output_string_with_length): ... here.
12267         (lto_output_string, output_string_cst, output_identifier): Update
12268         handling of NULL strings.
12269         (lto_output_location_bitpack): New function.
12270         (lto_output_location): Use it.
12271         (lto_output_tree_ref): Use output_record_start.
12272         (pack_ts_type_common_value_fields): Pack aliagn & alias set in var
12273         len values.
12274         * lto-streamer-in.c (string_for_index): Break out from ...; offset
12275         values by 1.
12276         (input_string_internal): ... here;
12277         (input_string_cst, input_identifier, lto_input_string): Update handling
12278         of NULL strings.
12279         (lto_input_location_bitpack): New function
12280         (lto_input_location): Use it.
12281         (unpack_ts_type_common_value_fields): Pack align & alias in var len
12282         values.
12283         * lto-streamer.h (bp_pack_val_len_unsigned, bp_pack_val_len_int,
12284         bp_unpack_val_len_unsigned, bp_unpack_val_len_int): Declare.
12285         (bp_pack_value): Sanity check the value range.
12286         * lto-section-in.c (bp_unpack_val_len_unsigned, bp_unpack_val_len_int):
12287         New functions.
12288         * lto-section-out.h (bp_pack_val_len_unsigned, bp_pack_val_len_int):
12289         New functions.
12290
12291 2011-05-27  Hariharan Sandanagobalane  <hariharan@picochip.com>
12292
12293         * config/picochip/picochip.c (reorder_var_tracking_notes): Drop
12294         call_arg_location instructions down the floor.
12295
12296 2011-05-26  Vladimir Makarov  <vmakarov@redhat.com>
12297
12298         PR rtl-optimization/49154
12299         * ira.c (setup_pressure_classes): Process class without sublcasses
12300         as a candidate for pressure classes.
12301
12302 2011-05-26  Richard Sandiford  <rdsandiford@googlemail.com>
12303
12304         PR rtl-optimization/48575
12305         * genrecog.c (position_type): New enum.
12306         (position): New structure.
12307         (decision): Use position structure instead of a string.
12308         (root_pos, peep2_insn_pos_list): New variables.
12309         (next_position, compare_positions): New functions.
12310         (new_decision): Use position structures instead of strings.
12311         (maybe_both_true): Likewise.
12312         (change_state): Likewise.
12313         (write_tree): Likewise.
12314         (make_insn_sequence): Likewise.
12315
12316 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
12317
12318         * tree.c (initialize_tree_contains_struct): Mark TS_BLOCK as
12319         TS_BASE instead of TS_COMMON.
12320         (find_decls_types_r): Check for TS_TYPED structure before looking at
12321         TREE_TYPE.
12322         * tree.h (struct tree_block): Inherit from tree_base, not tree_common.
12323         Add chain field.
12324         (BLOCK_CHAIN): Use new chain field.
12325
12326 2011-05-26  Pat Haugen  <pthaugen@us.ibm.com>
12327
12328         * config/rs6000/rs6000.c (rs6000_register_move_cost): Make LR/CTR
12329         moves expensive on Power7 also.
12330
12331 2011-05-26  Richard Guenther  <rguenther@suse.de>
12332
12333         * fold-const.c (fold_unary_loc): Remove bogus code.
12334
12335 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
12336
12337         * tree.h (struct tree_identifier): Inherit from tree_typed, not
12338         tree_common.
12339         (HT_IDENT_TO_GCC_IDENT): Adjust for said change.
12340         * tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
12341         TS_BASE instead of TS_COMMON.
12342         * varasm.c (assemble_name): Remove assert.
12343
12344 2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>
12345
12346         * Makefile.in (srcdirify): Change order so that libgcc_objdir is
12347         substituted first.
12348         * libgcc-std.ver: Delete file.
12349
12350 2011-05-26  Richard Guenther  <rguenther@suse.de>
12351
12352         PR tree-optimization/48702
12353         * tree-ssa-address.c (create_mem_ref_raw): Create MEM_REFs
12354         only when we know the base address is within bounds.
12355         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Do not
12356         assume the base address of TARGET_MEM_REFs is in bounds.
12357
12358 2011-05-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12359
12360         PR target/49099
12361         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Wrap
12362         declaration in TARGET_SOLARIS.
12363
12364 2011-05-26  Hariharan Sandanagobalane  <hariharan@picochip.com>
12365
12366         * config/picochip/picochip.md (cbranchhi4): No :CC for match_operator.
12367         The instruction is then expanded explicitly.
12368         (supported_compare): Callable instruction.
12369         (compare): Likewise.
12370
12371 2011-05-26  Jakub Jelinek  <jakub@redhat.com>
12372
12373         PR c++/49165
12374         * gimplify.c (shortcut_cond_r): Don't special case
12375         COND_EXPRs if they have void type on one of their arms.
12376
12377 2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>
12378
12379         * haifa-sched.c (schedule-block): Reorder the inner scheduling loop
12380         to reduce duplication, and to achieve a slightly more logical order
12381         of operations.
12382
12383 2011-05-26  Jakub Jelinek  <jakub@redhat.com>
12384
12385         PR tree-optimization/49161
12386         * tree-vrp.c (struct case_info): New type.
12387         (compare_case_labels): Sort case_info structs instead of
12388         trees, and not primarily by CASE_LABEL uids but by
12389         label_for_block indexes.
12390         (find_switch_asserts): Put case labels into struct case_info
12391         array instead of TREE_VEC, adjust sorting, compare label_for_block
12392         values instead of CASE_LABELs.
12393
12394 2011-05-26  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
12395
12396         * config/arm/neon.md ("orn<mode>3_neon"): Canonicalize not.
12397         ("orndi3_neon"): Likewise.
12398         ("bic<mode>3_neon"): Likewise.
12399
12400 2011-05-26  Ira Rosen  <ira.rosen@linaro.org>
12401
12402         PR tree-optimization/49038
12403         * tree-vect-loop-manip.c (vect_generate_tmps_on_preheader):
12404         Ensure at least one epilogue iteration if required by data
12405         accesses with gaps.
12406         * tree-vectorizer.h (struct _loop_vec_info): Add new field
12407         to mark loops that require peeling for gaps.
12408         * tree-vect-loop.c (new_loop_vec_info): Initialize new field.
12409         (vect_get_known_peeling_cost): Take peeling for gaps into
12410         account.
12411         (vect_transform_loop): Generate epilogue if required by data
12412         access with gaps.
12413         * tree-vect-data-refs.c (vect_analyze_group_access): Mark the
12414         loop as requiring an epilogue if there are gaps in the end of
12415         the strided group.
12416
12417 2011-05-25  Ian Lance Taylor  <iant@google.com>
12418
12419         * godump.c (go_format_type): Output the first field with a usable
12420         Go type, if any.
12421
12422 2011-05-25  Ian Lance Taylor  <iant@google.com>
12423
12424         * godump.c (go_format_type): Check for invalid type names, pointer
12425         target types, and struct field types.
12426
12427 2011-05-25  Jason Merrill  <jason@redhat.com>
12428
12429         * print-tree.c (print_node): Only look at TREE_TYPE if TS_TYPED.
12430
12431 2011-05-25  Uros Bizjak  <ubizjak@gmail.com>
12432
12433         * config/i386/sse.md (*<sse>_maskcmp<mode>3_comm): New pattern.
12434
12435 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
12436
12437         * config/i386/i386.md (*movqi_extv_1)): Put back
12438         "register_operand" check in "type" calculation.
12439         (*movqi_extzv_2): Likewise.
12440
12441 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
12442
12443         * doc/extend.texi (X86 Built-in Functions): Update pause intrinsic.
12444
12445 2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>
12446
12447         PR bootstrap/49160
12448         * libgcc2.h (__powisf2, __powidf2, __powitf2, __powixf2,
12449         __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3,
12450         __divxc3, __divtc3): Wrap definitions in #ifndef.
12451
12452 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
12453
12454         PR target/49142
12455         * config/i386/i386.md (*movqi_extv_1_rex64): Remove
12456         "register_operand" check and replace q_regs_operand with
12457         QIreg_operand in "type" calculation.
12458         (*movqi_extv_1): Likewise.
12459         (*movqi_extzv_2_rex64): Likewise.
12460         (*movqi_extzv_2): Likewise.
12461
12462         * config/i386/predicates.md (QIreg_operand): New.
12463
12464 2011-05-25  Richard Guenther  <rguenther@suse.de>
12465
12466         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Fix
12467         type-based offset disambiguation, streamline MEM_REF and
12468         TARGET_MEM_REF handling.
12469
12470 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
12471
12472         * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_PAUSE.
12473         (bdesc_special_args): Add pause intrinsic.
12474
12475         * config/i386/i386.md (UNSPEC_PAUSE): New.
12476         (pause): Likewise.
12477         (*pause): Likewise.
12478         * config/i386/ia32intrin.h (__pause): Likewise.
12479
12480         * doc/extend.texi (X86 Built-in Functions): Add documentation for
12481         pause intrinsic.
12482
12483 2011-05-25  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
12484
12485         PR tree-optimization/46728
12486         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): New.
12487         (execute_cse_sincos): Add switch case for BUILT_IN_POW.
12488
12489 2011-05-25  Nathan Froyd  <froydnj@codesourcery.com>
12490
12491         * tree.h (struct tree_exp): Inherit from struct tree_typed.
12492         * tree.c (initialize_tree_contains_struct): Mark TS_EXP as TS_TYPED
12493         instead of TS_COMMON.
12494
12495 2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>
12496
12497         * libgcc2.h (__NW, __NDW): Define using a __gnu_ prefix if
12498         LIBGCC2_GNU_PREFIX is defined.
12499         (__N): New macro.
12500         (__powisf2, __powidf2, __powitf2, __powixf2, __bswapsi2, __bswapdi2,
12501         __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3, __divxc3,
12502         __divtc3, __udiv_w_sdiv, __clear_cache, __enable_execute_stack,
12503         __clz_tab): Define using __N.
12504         (__absvsi2, __negvsi2, __addvsi3, __subvsi3, __mulvsi3): Likewise if
12505         COMPAT_SIMODE_TRAPPING_ARITHMETIC.
12506         * target.def (libfunc_gnu_prefix): New hook.
12507         * doc/tm.texi.in (LIBGCC2_GNU_PREFIX): Document.
12508         (TARGET_LIBFUNC_GNU_PREFIX): Add hook.
12509         * doc/tm.texi: Regenerate.
12510         * system.h (LIBGCC2_GNU_PREFIX): Poison.
12511         * optabs.c (gen_libfunc): Take the libfunc_gnu_prefix hook into
12512         account.
12513         (gen_interclass_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
12514         (init_optabs): Likewise for the bswap libfuncs.
12515         * tree.c (build_common_builtin_nodes): Likewise for complex multiply
12516         and divide.
12517         * config/t-slibgcc-elf-ver (SHLIB_MAPFILES): Use $$(libgcc_objdir).
12518         * config/t-slibgcc-sld (SHLIB_MAPFILES): Likewise.
12519         * libgcc-std.ver: Remove.
12520         * Makefile.in (srcdirify): Handle $$(libgcc_objdir).
12521         * config/frv/t-linux (SHLIB_MAPFILES): Use $$(libgcc_objdir) for
12522         libgcc-std.ver.
12523         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
12524         * config/mips/t-slibgcc-irix (SHLIB_MAPFILES): Likewise.
12525         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Likewise.
12526         * config/rs6000/t-aix52 (SHLIB_MAPFILES): Likewise.
12527         * config/sparc/t-linux (SHLIB_MAPFILES): Likewise.
12528         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
12529         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
12530         * config/fixed-bit.h (FIXED_OP): Define differently depending on
12531         LIBGCC2_GNU_PREFIX. All uses changed not to pass leading underscores.
12532         (FIXED_CONVERT_OP, FIXED_CONVERT_OP2): Likewise.
12533
12534 2011-05-25  Jan Hubicka  <jh@suse.cz>
12535
12536         * lto-streamer-out.c (output_record_start): Use lto_output_enum
12537         (lto_output_tree): Use output_record_start.
12538         * lto-streamer-in.c (input_record_start): Use lto_input_enum
12539         (lto_get_pickled_tree): Use input_record_start.
12540         * lto-section-in.c (lto_section_overrun): Turn into fatal error.
12541         (lto_value_range_error): New function.
12542         * lto-streamer.h (lto_value_range_error): Declare.
12543         (lto_output_int_in_range, lto_input_int_in_range): New functions.
12544         (lto_output_enum, lto_input_enum): New macros.
12545
12546 2011-05-25  Eric Botcazou  <ebotcazou@adacore.com>
12547
12548         * common.opt (flag_stack_usage_info): New variable.
12549         (-Wstack-usage): New option.
12550         * doc/invoke.texi (Warning options): Document -Wstack-usage.
12551         * opts.c (common_handle_option) <OPT_Wstack_usage_>: New case.
12552         <OPT_fstack_usage>: Likewise.
12553         * toplev.c (output_stack_usage): Handle -Wstack-usage.
12554         * calls.c (expand_call): Test flag_stack_usage_info variable instead
12555         of flag_stack_usage.
12556         (emit_library_call_value_1): Likewise.
12557         * explow.c (allocate_dynamic_stack_space): Likewise.
12558         * function.c (instantiate_virtual_regs ): Likewise.
12559         (prepare_function_start): Likewise.
12560         (rest_of_handle_thread_prologue_and_epilogue): Likewise.
12561         * config/alpha/alpha.c (alpha_expand_prologue): Likewise.
12562         * config/arm/arm.c (arm_expand_prologue): Likewise.
12563         (thumb1_expand_prologue): Likewise.
12564         * config/avr/avr.c (expand_prologue): Likewise.
12565         * config/i386/i386.c (ix86_expand_prologue): Likewise.
12566         * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
12567         * config/m68k/m68k.c (m68k_expand_prologue): Likewise.
12568         * config/mips/mips.c (mips_expand_prologue): Likewise.
12569         * config/pa/pa.c (hppa_expand_prologue): Likewise.
12570         * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
12571         * config/s390/s390.c (s390_emit_prologue): Likewise.
12572         * config/sh/sh.c (sh_expand_prologue): Likewise.
12573         * config/sparc/sparc.c (sparc_expand_prologue): Likewise.
12574         * config/spu/spu.c (spu_expand_prologue): Likewise.
12575
12576 2011-05-25  Richard Guenther  <rguenther@suse.de>
12577
12578         * gimple.c (iterative_hash_canonical_type): Skip non-FIELD_DECLs.
12579         (gimple_canonical_types_compatible_p): Likewise.
12580
12581 2011-05-25  Jan Hubicka  <jh@suse.cz>
12582
12583         PR middle-end/49062
12584         * ipa.c (function_and_variable_visibility): Only add to same
12585         comdat group list if DECL_ONE_ONLY.
12586
12587 2011-05-25  Andrey Belevantsev  <abel@ispras.ru>
12588
12589         PR rtl-optimization/49014
12590         * config/i386/athlon.md (athlon_ssecomi): Change type to ssecomi.
12591
12592 2011-05-25  Jakub Jelinek  <jakub@redhat.com>
12593
12594         PR target/49128
12595         * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
12596
12597 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
12598
12599         PR rtl-optimization/48757
12600         * ira-build.c (loop_with_eh_edge_p): Rename to
12601         loop_with_complex_edge_p, check edges on complexity, make function
12602         conditional.
12603         (mark_loops_for_removal): Make call of loop_with_complex_edge_p
12604         conditional.
12605
12606 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
12607
12608         * config/sparc/sparc.c (sparc_option_override): If not set by the user,
12609         force flag_ira_share_save_slots to 0.
12610
12611 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
12612
12613         * var-tracking.c (compute_cfa_pointer): Adjust head comment.
12614         (vt_initialize): Set PROLOGUE_BB unconditionally.
12615         Add block comment about CFA_BASE_RTX machinery.
12616         Reset FP_CFA_OFFSET to -1 on all invalid paths.
12617         Call vt_init_cfa_base only if FP_CFA_OFFSET isn't equal to -1.
12618
12619 2011-05-24  Nicola Pero  <nicola.pero@meta-innovation.com>
12620
12621         PR objc/48187
12622         * c-parser.c (c_parser_objc_class_instance_variables): More robust
12623         parsing of syntax error in ObjC instance variable lists.  In
12624         particular, avoid an infinite loop if there is a stray ']'.
12625         Updated error message.
12626
12627 2011-05-24  Ian Lance Taylor  <iant@google.com>
12628
12629         * godump.c (go_define): Don't accept a string immediately after
12630         another operand.
12631
12632 2011-05-24  Ian Lance Taylor  <iant@google.com>
12633
12634         * godump.c (struct godump_container): Add invalid_hash field.
12635         (go_format_type): Return false if type is found in invalid_hash.
12636         (go_output_typedef): Add invalid type to invalid_hash.
12637         (go_finish): Create and delete invalid_hash.
12638
12639 2011-05-24  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
12640
12641         PR tree-optimization/46728
12642         * tree-ssa-math-opts.c (powi_table): New.
12643         (powi_lookup_cost): New.
12644         (powi_cost): New.
12645         (powi_as_mults_1): New.
12646         (powi_as_mults): New.
12647         (gimple_expand_builtin_powi): New.
12648         (execute_cse_sincos): Add switch case for BUILT_IN_POWI.
12649         (gate_cse_sincos): Remove sincos/cexp restriction.
12650
12651 2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12652
12653         PR target/3746
12654         * config.gcc (alpha*-dec-osf5.1*): Only build mips-tfile,
12655         mips-tdump native.
12656         * mips-tfile.c: Remove CROSS_DIRECTORY_STRUCTURE handling.
12657         * mips-tdump.c: Likewise.
12658
12659 2011-05-24  H.J. Lu  <hongjiu.lu@intel.com>
12660
12661         PR target/49128
12662         * config/i386/driver-i386.c (host_detect_local_cpu): Always
12663         add -mno-XXX.  Handle FMA.
12664
12665 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
12666
12667         PR rtl-optimization/48633
12668         * ira-build.c (loop_with_eh_edge_p): New function.
12669         (mark_loops_for_removal): Use it.
12670
12671 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
12672
12673         PR rtl-optimization/48971
12674         * ira.c (setup_pressure_classes): Don't check register move cost
12675         for classes with one registers.  Don't add pressure class if there
12676         is a pressure class with the same available hard registers.
12677         Check contains_reg_of_mode.  Fix a typo in collecting
12678         temp_hard_regset.  Ignore hard registers not belonging to a class.
12679
12680 2011-05-24  Uros Bizjak  <ubizjak@gmail.com>
12681
12682         PR target/49133
12683         * config/i386/sse.md (sse2_loadhpd): Remove shufpd alternative.
12684
12685 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
12686             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12687
12688         PR gcov-profile/48845
12689         * config/sol2.h (LIB_SPEC): Link TLS support for tree profiling.
12690
12691 2011-05-24  Richard Guenther  <rguenther@suse.de>
12692
12693         * gimple.c (compare_type_names_p): Remove for_completion_p arg.
12694         (gimple_compatible_complete_and_incomplete_subtype_p): Remove.
12695         (gimple_types_compatible_p_1): Adjust.
12696         (iterative_hash_canonical_type): Do not bother about complete vs.
12697         incomplete types.
12698         (gimple_canonical_types_compatible_p): Likewise.
12699
12700 2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12701
12702         * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Remove.
12703
12704 2011-05-24  Richard Guenther  <rguenther@suse.de>
12705
12706         PR bootstrap/49078
12707         * gimple.c (gimple_register_canonical_type): Revert
12708         previous change.
12709         * alias.c (get_alias_set): Only assert that TYPE_CANONICAL
12710         does not for a tree for the case where it matters.  Cache
12711         pointer-type alias-sets.
12712
12713 2011-05-24  Joseph Myers  <joseph@codesourcery.com>
12714
12715         * Makefile.in (GCC_OBJS): Remove opts-common.o and options.o.
12716         (OBJS): Remove options.o, opts-common.o and prefix.o.
12717         (OBJS-libcommon-target): New.
12718         (ALL_HOST_BACKEND_OBJS): Include $(OBJS-libcommon-target).
12719         (BACKEND): Include libcommon-target.a.
12720         (MOSTLYCLEANFILES): Include libcommon-target.a.
12721         (libcommon-target.a): New.
12722         (xgcc$(exeext), cpp$(exeext)): Use libcommon-target.a instead of
12723         prefix.o.
12724
12725 2011-05-23  Joseph Myers  <joseph@codesourcery.com>
12726
12727         * optc-save-gen.awk: New.  Based on optc-gen.awk.  Don't generate
12728         parts of output shared with the driver.
12729         * optc-gen.awk: Don't generate parts of output not shared with the
12730         driver.
12731         * opth-gen.awk: Remove GCC_DRIVER conditionals.
12732         * doc/options.texi (SourcerInclude): Mention options-save.c.
12733         * Makefile.in (GCC_OBJS): Use options.o instead of gcc-options.o.
12734         (OBJS): Add options-save.o.
12735         (options-save.c, options-save.o): New.
12736         (options.o): Update dependencies.
12737         (gcc-options.o): Remove.
12738         (mostlyclean): Remove options-save.c.
12739
12740 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
12741
12742         PR debug/49032
12743         * dbxout.c: Include cgraph.h.
12744         (dbxout_expand_expr): If a VAR_DECL is TREE_STATIC, not written
12745         and without value expr, return NULL if no varpool node exists for
12746         it or if it is not needed.
12747         * Makefile.in (dbxout.o): Depend on $(CGRAPH_H).
12748
12749         PR c/49120
12750         * c-decl.c (start_decl): Convert expr to void_type_node.
12751
12752 2011-05-23  Richard Sandiford  <rdsandiford@googlemail.com>
12753
12754         PR rtl-optimization/48826
12755         * emit-rtl.c (try_split): When splitting a call that is followed
12756         by a NOTE_INSN_CALL_ARG_LOCATION, move the note after the new call.
12757
12758 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
12759
12760         * cfgexpand.c (expand_debug_expr): For unused non-addressable
12761         parameters passed in memory prefer using DECL_INCOMING_RTL over
12762         the pseudos it will be copied into.
12763
12764 2011-05-23  H.J. Lu  <hongjiu.lu@intel.com>
12765
12766         PR target/47315
12767         * config/i386/i386.c (ix86_option_override_internal): Save the
12768         initial options after checking vzeroupper.
12769
12770 2011-05-23  David Li  <davidxl@google.com>
12771
12772         PR tree-optimization/48988
12773         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds):
12774         Initialize has_valid_pred for each pred chain.
12775
12776 2011-05-23  Richard Guenther  <rguenther@suse.de>
12777
12778         * gimple.c (gimple_types_compatible_p_1): Always compare type names.
12779         (iterative_hash_gimple_type): Always hash type names.
12780
12781 2011-05-23  Nathan Froyd  <froydnj@codesourcery.com>
12782
12783         * c-typeck.c (build_function_call_vec): Tweak call to
12784         check_function_arguments.
12785
12786 2011-05-23  Richard Guenther  <rguenther@suse.de>
12787
12788         PR tree-optimization/49115
12789         * tree-ssa-alias.c (stmt_kills_ref_p_1): If the assignment
12790         is not necessarily carried out, do not claim it kills the ref.
12791         * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Likewise.
12792
12793 2011-05-23  Richard Guenther  <rguenther@suse.de>
12794
12795         PR middle-end/15419
12796         * builtins.c (fold_builtin_memory_op): Be less restrictive about
12797         what pointer types we accept for folding.
12798
12799 2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12800
12801         * gthr-gnat.c: Remove.
12802         * gthr-gnat.h: Remove.
12803         * Makefile.in (LIB2ADDEH): Remove $(srcdir)/gthr-gnat.c.
12804         * config/t-freebsd (LIB2ADDEH): Likewise.
12805         * config/t-linux (LIB2ADDEH): Likewise.
12806         * config/t-sol2 (LIB2ADDEH): Likewise.
12807         * config/ia64/t-vms (LIB2ADDEH): Likewise.
12808         * configure.ac (target_thread_file): Remove gnat handling.
12809         * configure: Regenerate.
12810         * doc/install.texi (Configuration, --enable-threads): Remove gnat.
12811
12812 2011-05-23  Tristan Gingold  <gingold@adacore.com>
12813             Eric Botcazou  <ebotcazou@adacore.com>
12814
12815         * gcov.c (create_file_names): If no object directory is specified,
12816         keep the directory of the file.
12817
12818 2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12819
12820         * configure.ac (enable_threads): Remove irix; add lynx, tpf; sort list.
12821         * configure: Regenerate.
12822
12823 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
12824
12825         PR middle-end/48973
12826         * expr.c (expand_expr_real_2) <case LT_EXPR>: If do_store_flag
12827         failed and the comparison has a single bit signed type, use
12828         constm1_rtx instead of const1_rtx for true value.
12829         (do_store_flag): If ops->type is single bit signed type, disable
12830         signel bit test optimization and pass -1 instead of 1 as last
12831         parameter to emit_store_flag_force.
12832
12833 2011-05-23  Tom de Vries  <tom@codesourcery.com>
12834
12835         PR target/45098
12836         * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith): New
12837         function.
12838         (infer_loop_bounds_from_undefined): Use new function.
12839
12840 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
12841
12842         * config/mips/mips.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Delete.
12843         (ASM_SPEC): Add a -O* option here.  Pass -O0 for -noasmopt,
12844         -O1 for -fno-delayed-branch, -O2 if optimization is enabled,
12845         and -O0 otherwise.
12846         (EXTRA_SPECS): Remove subtarget_asm_optimizing_spec.
12847
12848 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
12849
12850         * cfgcleanup.c (try_forward_edges): Do not update BB_FORWARDER_BLOCK.
12851         (try_optimize_cfg): Update BB_FORWARDER_BLOCK if try_forward_edges
12852         returns true.
12853
12854 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
12855
12856         * config/mips/mips.c (mips_default_arch): Honor MIPS_ISA_DEFAULT.
12857
12858 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
12859
12860         * config/sparc/sparc.c (sparc_delegitimize_address): Handle
12861         UNSPEC_MOVE_PIC pattern.
12862
12863 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
12864
12865         * config.gcc (sparc-*-elf*): Add sparc/t-crtin.
12866         (sparc-*-rtems*): Likewise.
12867         (sparc64-*-elf*): Likewise.
12868         (sparc64-*-rtems*): Likewise.
12869         (sparc*-*-solaris2*): Likewise.  Remove crti.o crtn.o extra parts.
12870         * config/sparc/t-crtin: New file.
12871         * config/sparc/t-sol2 (crti.o): Delete rule.
12872         (crtn.o): Likewise.
12873         * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Delete.
12874         * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Likewise.
12875         * config/sparc/sp64-elf.h (STARTFILE_SPEC): Tidy and add crti.o.
12876         (ENDFILE_SPEC): Add crtn.o.
12877
12878 2011-05-22  Tom de Vries  <tom@codesourcery.com>
12879
12880         PR middle-end/48689
12881         * fold-const.c (fold_checksum_tree): Guard TREE_CHAIN use with
12882         CODE_CONTAINS_STRUCT (TS_COMMON).
12883
12884 2011-05-22  Jakub Jelinek  <jakub@redhat.com>
12885
12886         PR middle-end/49029
12887         * expmed.c (extract_fixed_bit_field): Test whether target can be used
12888         only after deciding which mode to use.
12889
12890 2011-05-22  Tom de Vries  <tom@codesourcery.com>
12891
12892         PR target/45098
12893         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Fix const test
12894         for call to get_shiftadd_cost.
12895
12896 2011-05-22  Uros Bizjak  <ubizjak@gmail.com>
12897
12898         PR target/49104
12899         * config/i386/cpuid.h (bit_MMXEXT): New define.
12900
12901 2011-05-22  Nick Clifton  <nickc@redhat.com>
12902
12903         * config/stormy16/stormy16.c (xstormy16_init_builtins): prevent
12904         initialisation of non-existant args[2] element.  Use args[] array
12905         not arg[] array to pass arguments to build_function_type_list.
12906
12907 2011-05-22  Ira Rosen  <ira.rosen@linaro.org>
12908
12909         PR tree-optimization/49087
12910         * tree-vect-loop.c (vect_is_slp_reduction): Fail if LHS has no uses.
12911
12912 2011-05-21  Jason Merrill  <jason@redhat.com>
12913
12914         PR c++/49092
12915         * dwarf2out.c (tree_add_const_value_attribute_for_decl): Check for
12916         static storage duration.
12917
12918 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
12919
12920         * config/sparc/sparc.md (setjmp): Handle PIC mode and use the hard
12921         frame pointer.
12922
12923 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
12924
12925         * config/sparc/sparc.c (eligible_for_return_delay): Do not return
12926         false if there are call-saved registers here...
12927         (sparc_can_use_return_insn_p): ...but here instead.
12928         (save_or_restore_regs): Fix thinko.
12929         (sparc_expand_prologue): Use current_function_is_leaf.
12930         (sparc_frame_pointer_required): Likewise.
12931
12932 2011-05-21  Nick Clifton  <nickc@redhat.com>
12933
12934         PR target/49098
12935         * config/rx/rx.c (rx_memory_move_cost): Note unused parameters.
12936
12937 2011-05-21  Nicola Pero  <nicola.pero@meta-innovation.com>
12938
12939         * gengtype.c (walk_type): Implemented "atomic" GTY option.
12940         * doc/gty.texi (GTY Options): Document "atomic" GTY option.
12941
12942 2011-05-21  Joseph Myers  <joseph@codesourcery.com>
12943
12944         * opt-read.awk: New.  Split out of optc-gen.awk and opth-gen.awk.
12945         * optc-gen.awk: Move common code to opt-read.awk.
12946         * opth-gen.awk: Likewise.
12947         * Makefile.in (options.c, s-options-h): Update to use opt-read.awk.
12948
12949 2011-05-20  Nathan Froyd  <froydnj@codesourcery.com>
12950
12951         * godump.c (go_format_type): Don't use TYPE_ARG_TYPES.
12952
12953 2011-05-20  Tom de Vries  <tom@codesourcery.com>
12954
12955         PR target/45098
12956         * tree-ssa-loop-ivopts.c: Include expmed.h.
12957         (get_shiftadd_cost): New function.
12958         (force_expr_to_var_cost): Declare forward.  Use get_shiftadd_cost.
12959
12960 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
12961
12962         PR bootstrap/49086
12963         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL
12964         for PHI args that are SSA_NAME_IS_DEFAULT_DEF.
12965
12966 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
12967
12968         * Makefile.in: Update comment referring to $(OBJS-common).
12969
12970 2011-05-20  Ian Lance Taylor  <iant@google.com>
12971
12972         * godump.c (go_output_typedef): Put enum constants in the macro
12973         hash table to avoid duplicate Go const definitions.
12974
12975 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
12976
12977         * Makefile.in (LIBDEPS): Add libcommon.a.
12978         (LIBS): Likewise.
12979         (GCC_OBJS): Remove diagnostic.o, pretty-print.o and input.o.
12980         (OBJS-common): Remove diagnostic.o, input.o, intl.o,
12981         pretty-print.o and version.o.
12982         (OBJS-libcommon): New.
12983         (ALL_HOST_BACKEND_OBJS): Add $(OBJS-libcommon).
12984         (BACKEND): Add libcommon.a.
12985         (MOSTLYCLEANFILES): Likewise.
12986         (libcommon.a): New.
12987         (xgcc$(exeext)): Don't explicitly use version.o and intl.o.
12988         (cpp$(exeext)): Likewise.
12989         (COLLECT2_OBJS): Remove intl.o, version.o, diagnostic.o,
12990         pretty-print.o and input.o.
12991         (lto-wrapper$(exeext)): Don't explicitly use intl.o.
12992         (lto-wrapper.o): Depend on $(DIAGNOSTIC_H).
12993         (errors.o): Remove.
12994         (mips-tfile): Don't explicitly use version.o.
12995         (mips-tdump): Likewise.
12996         (gcov.o): Depend on $(DIAGNOSTIC_H).
12997         (gcov-dump.o): Depend on intl.h and $(DIAGNOSTIC_H).
12998         (GCOV_OBJS): Remove intl.o, version.o and errors.o.
12999         (GCOV_DUMP_OBJS): Remove version.o and errors.o.
13000         * gcov-dump.c: Include intl.h and diagnostic.h.
13001         (main): Initialize diagnostics.
13002         * gcov.c: Include diagnostic.h.
13003         (fnotice): Remove.
13004         (main): Initialize diagnostics.
13005         * lto-wrapper.c: Include diagnostic.h.
13006         (main): Initialize diagnostics.
13007
13008 2011-05-20  Michael Matz  <matz@suse.de>
13009
13010         * Makefile.in (OBJS-common, OBJS-md, OBJS-archive): Merge into OBJS.
13011
13012 2011-05-20  Michael Matz  <matz@suse.de>
13013             Richard Guenther  <rguenther@suse.de>
13014
13015         * lto-streamer.c (lto_record_common_node): Don't track seen nodes,
13016         use lto_streamer_cache_append directly instead of returning a VEC.
13017         (preload_common_node): Remove.
13018         (lto_get_common_nodes): Rename to lto_preload_common_nodes, don't
13019         track seen nodes.
13020         (lto_streamer_cache_create): Call lto_preload_common_nodes.
13021
13022 2011-05-20  Richard Guenther  <rguenther@suse.de>
13023
13024         PR tree-optimization/49079
13025         * tree-dfa.c (get_ref_base_and_extent): Handle view-converting
13026         MEM_REFs correctly for the trailing array access detection.
13027         Special case constants the same way as decls for overall size
13028         constraining.
13029
13030 2011-05-20  Uros Bizjak  <ubizjak@gmail.com>
13031
13032         * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Fix macro
13033         argument expansion.
13034
13035 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
13036
13037         PR tree-optimization/49073
13038         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL if
13039         PHI argument is SSA_NAME, whose def_stmt is dominated by the PHI.
13040         * tree-ssa-ifcombine.c (tree_ssa_ifcombine): Calculate dominators.
13041
13042 2011-05-20  Richard Guenther  <rguenther@suse.de>
13043
13044         PR middle-end/48849
13045         * gimple.c (gimple_register_canonical_type): Compute TYPE_CANONICAL
13046         of pointer types the same way the middle-end does.
13047
13048 2011-05-20  Richard Guenther  <rguenther@suse.de>
13049
13050         * gimple.c (gimple_register_type_1): Do not fiddle with main-variant
13051         or pointer-to chains.  Delay all fixup to uniquify_nodes.
13052
13053 2011-05-19  Quentin Neill  <quentin.neill@amd.com>
13054
13055         * config/i386/sse.md (fma4_fmsubadd): Use <ssemodesuffix>.
13056         (fma4_fmaddsub): Likewise
13057
13058 2011-05-19  Jan Hubicka  <jh@suse.cz>
13059
13060         * gimple.c (gtc_visited, gtc_ob, type_pair_hash, type_pair_eq): Remove.
13061         (GIMPLE_TYPE_PAIR_SIZE): New macro.
13062         (type_pair_cache): New static var.
13063         (lookup_type_pair): Use fixed sized custom hash; make inline.
13064         (gtc_visit, gimple_types_compatible_p, gimple_register_type_1): Update
13065         calls of lookup_type_pair.
13066         (print_gimple_types_stats): Remove cache stats.
13067         (free_gimple_type_tables): Free type_pair_cache instead of gtc_visited
13068         and gtc_ob.
13069
13070 2011-05-19  Uros Bizjak  <ubizjak@gmail.com>
13071
13072         * config/i386/i386.c (option_override_internal): Enable TARGET_CMOVE
13073         when TARGET_RDRND is active.
13074         (ix86_expand_builtin) <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>:
13075         Generate dummy SImode target register when target is NULL.
13076
13077 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
13078
13079         * config/arm/arm-fpus.def: New.
13080         * config/arm/genopt.sh: Generate Enum and EnumValue entries from
13081         arm-fpus.def.
13082         * config/arm/arm-tables.opt: Regenerate.
13083         * config/arm/arm.c (all_fpus): Move contents to arm-fpus.def.
13084         (arm_option_override): Don't decode FPU name to string here.
13085         * config/arm/arm.opt (mfpu=): Use Enum.
13086         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt, arm.o):
13087         Update dependencies.
13088
13089 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
13090
13091         * collect2.c: Include diagnostic.h.
13092         (fatal_perror, fatal, error, fancy_abort): Remove.
13093         (main): Set progname.  Call xmalloc_set_program_name and
13094         diagnostic_initialize.
13095         (maybe_run_lto_and_relink, main, collect_execute, scan_prog_file,
13096         scan_libraries, resolve_lib_name): Call fatal_error instead of
13097         fatal and fatal_perror.
13098         * collect2.h (error, fatal, fatal_perror): Don't declare.
13099         * tlink.c: Include diagnostic-core.h.
13100         (recompile_files): Call fatal_error instead of fatal_perror.
13101         * Makefile.in (COLLECT2_OBJS): Include diagnostic.o,
13102         pretty-print.o and input.o.
13103         (collect2.o, tlink.o): Update dependencies.
13104
13105 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13106
13107         * config/i386/i386.md (tls_initial_exec_64_sun): Add semicolon.
13108
13109 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13110
13111         PR target/40483
13112         * configure.ac (gcc_cv_as_comdat_group_group): Check for Sun as
13113         COMDAT group syntax, both SPARC and x86 variants.
13114         (HAVE_COMDAT_GROUP): Also define if gcc_cv_as_comdat_group_group.
13115         * configure: Regenerate.
13116         * config/sol2.h (TARGET_SOLARIS): Define.
13117         (PUSHSECTION_FORMAT): Remove.
13118         (SECTION_NAME_FORMAT): Define.
13119         * config/sol2.c: Include hashtab.h.
13120         (solaris_output_init_fini): Replace PUSHSECTION_FORMAT by its
13121         expansion, using SECTION_NAME_FORMAT.
13122         (solaris_comdat_htab): New variable.
13123         (struct comdat_entry): Define.
13124         (comdat_hash): New function.
13125         (comdat_eq): New function.
13126         (solaris_elf_asm_comdat_section): New function.
13127         (solaris_define_comdat_signature): New function.
13128         (solaris_code_end): New function.
13129         * config/sol2-protos.h (solaris_elf_asm_comdat_section): Declare.
13130         (solaris_code_end): Declare.
13131         * config/t-sol2 (sol2.o): Add $HASHTAB_H dependency.
13132         * config/i386/i386.c (ix86_code_end) [TARGET_SOLARIS]: Call
13133         solaris_code_end.
13134         (i386_solaris_elf_named_section): Wrap in TARGET_SOLARIS.
13135         Remove ATTRIBUTE_UNUSED.
13136         [!USE_GAS]: Call solaris_elf_asm_comdat_section for
13137         SECTION_LINKONCE sections if HAVE_COMDAT_GROUP.
13138         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Likewise.
13139         * config/i386/sol2-10.h (TARGET_ASM_NAMED_SECTION): Moved ...
13140         * config/i386/sol2.h (TARGET_ASM_NAMED_SECTION): ... here.
13141         * config/sparc/sol2.h (TARGET_ASM_CODE_END): Redefine.
13142         (PUSHSECTION_FORMAT): Remove.
13143         (SECTION_NAME_FORMAT): Redefine.
13144
13145 2011-05-19  Kai Tietz  <ktietz@redhat.com>
13146
13147         * tree-cfg.c (verify_gimple_assign_binary): Barf on
13148         TRUTH_AND_EXPR, TRUTH_OR_EXPR, and TRUTH_XOR_EXPR.
13149         (gimplify_expr): Move TRUTH_AND|OR|XOR_EXPR to its binary form.
13150
13151 2011-05-19  Anatoly Sokolov  <aesok@post.ru>
13152             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13153
13154         * config/t-sol2 (sol2.o): Add $(TARGET_H) dependency.
13155
13156 2011-05-19  Richard Guenther  <rguenther@suse.de>
13157
13158         PR middle-end/48985
13159         * tree-object-size.c (addr_object_size): If the pointed-to
13160         variable is a decl use DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT.
13161
13162 2011-05-19  Richard Guenther  <rguenther@suse.de>
13163
13164         * gimple.c (gimple_types_compatible_p_1): Compare names of
13165         the types themselves.
13166         (iterative_hash_gimple_type): And hash them that way.
13167         (gimple_register_type_1): If we register a main variant properly
13168         initialize the leader to ourselves.
13169
13170 2011-05-19  Tom de Vries  <tom@codesourcery.com>
13171
13172         PR target/45098
13173         * tree-ssa-loop-ivopts.c (get_expr_id): Factored new function out of
13174         get_loop_invariant_expr_id.
13175         (get_loop_invariant_expr_id): Use get_expr_id.
13176         (parm_decl_cost): New function.
13177         (determine_use_iv_cost_condition): Use get_expr_id and parm_decl_cost.
13178         Improve bound cost estimation.  Use different inv_expr_id for elim and
13179         express cases.
13180
13181 2011-05-19  Tom de Vries  <tom@codesourcery.com>
13182
13183         PR target/45098
13184         * tree-ssa-loop-ivopts.c (determine_iv_cost): Prevent
13185         cost_base.cost == 0.
13186
13187 2011-05-18  H.J. Lu  <hongjiu.lu@intel.com>
13188
13189         PR target/49002
13190         * config/i386/sse.md
13191         (avx_<ssemodesuffix><avxsizesuffix>_<ssemodesuffix>): Properly handle
13192         load cast.
13193
13194 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
13195
13196         PR tree-optimization/49039
13197         * tree-vrp.c (extract_range_from_binary_expr): For
13198         MIN_EXPR <~[a, b], ~[c, d]> and MAX_EXPR <~[a, b], ~[c, d]>
13199         return ~[MAX_EXPR <a, c>, MIN_EXPR <b, d>].
13200
13201 2011-05-18  Tom de Vries  <tom@codesourcery.com>
13202
13203         PR target/45098
13204         * tree-ssa-loop-ivopts.c (computation_cost): Prevent cost of 0.
13205
13206 2011-05-18  Uros Bizjak  <ubizjak@gmail.com>
13207
13208         * config/i386/i386.md (*tls_global_dynamic_32_gnu): Split asm template.
13209         (*tls_global_dynamic_64): Ditto.
13210         (*tls_local_dynamic_base_32_gnu): Ditto.
13211         (*tls_local_dynamic_base_64): Ditto.
13212         (tls_initial_exec_64_sun): Ditto.
13213
13214 2011-05-18  Stuart Henderson  <shenders@gcc.gnu.org>
13215
13216         * doc/invoke.texi (Blackfin Options): -mcpu accepts bf592.
13217         * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
13218         bf592-none.
13219         * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
13220         * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
13221         * config/bfin/bfin.c (bfin_cpus): Add bf592.
13222         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13223         __ADSPBF592__ and __ADSPBF59x__ for BFIN_CPU_BF592.
13224         * config/bfin/bfin-opts.h (bfin_cpu_type): Add BFIN_CPU_BF592.
13225         * config/bfin/elf.h (LIB_SPEC): Add bf592.
13226
13227 2011-05-18  Joseph Myers  <joseph@codesourcery.com>
13228
13229         * config/arm/arm-opts.h (enum arm_fp16_format_type, enum
13230         arm_abi_type, enum float_abi_type, enum arm_tp_type): Move from arm.h.
13231         * config/arm/arm.c (arm_float_abi, arm_fp16_format, arm_abi,
13232         target_thread_pointer, arm_structure_size_boundary, struct
13233         float_abi, all_float_abis, struct fp16_format, all_fp16_formats,
13234         struct abi_name, arm_all_abis): Remove.
13235         (arm_option_override) Don't process most enumerated option values here.
13236         Don't process target_fpe_name here.  Work with integer not string for
13237         structure size boundary; use separate diagnostics for each case.
13238         * config/arm/arm.h (enum float_abi_type, enum
13239         arm_fp16_format_type, enum arm_abi_type, enum arm_tp_type): Move
13240         to arm-opts.h.
13241         (arm_float_abi, arm_fp16_format, arm_abi, target_thread_pointer,
13242         arm_structure_size_boundary): Remove.
13243         * config/arm/arm.opt (mabi=): Use Enum and Init.
13244         (arm_abi_type): New Enum and EnumValue entries.
13245         (mfloat-abi=): Use Enum and Init.
13246         (float_abi_type): New Enum and EnumValue entries.
13247         (mfp=, mfpe=): Replace by separate Alias entries for each argument.
13248         (mfp16-format=): Use Enum and Init.
13249         (arm_fp16_format_type): New Enum and EnumValue entries.
13250         (mstructure-size-boundary=): Use UInteger and Init.
13251         (mtp=): Use Enum and Init.
13252         (arm_tp_type): New Enum and EnumValue entries.
13253
13254 2011-05-18  Richard Guenther  <rguenther@suse.de>
13255
13256         PR tree-optimization/49018
13257         * gimple.c (gimple_has_side_effects): Volatile asms have side-effects.
13258         * tree-ssa-ifcombine.c (bb_no_side_effects_p): Use
13259         gimple_has_side_effects.
13260
13261 2011-05-18  Richard Guenther  <rguenther@suse.de>
13262
13263         * gimple.c (gimple_register_type_1): New function, split out from ...
13264         (gimple_register_type): ... here.  Avoid infinite recursion.
13265
13266 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
13267
13268         PR tree-optimization/41881
13269         * tree-vectorizer.h (struct _loop_vec_info): Add new field
13270         reduction_chains along with a macro for its access.
13271         * tree-vect-loop.c (new_loop_vec_info): Initialize reduction chains.
13272         (destroy_loop_vec_info): Free reduction chains.
13273         (vect_analyze_loop_2): Return false if vect_analyze_slp() returns false.
13274         (vect_is_slp_reduction): New function.
13275         (vect_is_simple_reduction_1): Call vect_is_slp_reduction.
13276         (vect_create_epilog_for_reduction): Support SLP reduction chains.
13277         * tree-vect-slp.c (vect_get_and_check_slp_defs): Allow different
13278         definition types for reduction chains.
13279         (vect_supported_load_permutation_p): Don't allow permutations for
13280         reduction chains.
13281         (vect_analyze_slp_instance): Support reduction chains.
13282         (vect_analyze_slp): Try to build SLP instance from reduction chains.
13283         (vect_get_constant_vectors):  Handle reduction chains.
13284         (vect_schedule_slp_instance): Mark the first statement of the
13285         reduction chain as reduction.
13286
13287 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
13288
13289         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Use new
13290         names for group elements access.
13291         * tree-vectorizer.h (struct _stmt_vec_info): Use interleaving info for
13292         reduction chains as well.  Remove data reference and interleaving
13293         related words from the fields names.
13294         * tree-vect-loop.c (vect_transform_loop): Use new names for group
13295         elements access.
13296         * tree-vect-data-refs.c (vect_get_place_in_interleaving_chain,
13297         vect_insert_into_interleaving_chain, vect_update_interleaving_chain,
13298         vect_update_interleaving_chain, vect_same_range_drs,
13299         vect_analyze_data_ref_dependence, vect_update_misalignment_for_peel,
13300         vect_verify_datarefs_alignment, vector_alignment_reachable_p,
13301         vect_peeling_hash_get_lowest_cost, vect_enhance_data_refs_alignment,
13302         vect_analyze_group_access, vect_analyze_data_ref_access,
13303         vect_create_data_ref_ptr, vect_transform_strided_load,
13304         vect_record_strided_load_vectors): Likewise.
13305         * tree-vect-stmts.c (vect_model_simple_cost, vect_model_store_cost,
13306         vect_model_load_cost, vectorizable_store, vectorizable_load,
13307         vect_remove_stores, new_stmt_vec_info): Likewise.
13308         * tree-vect-slp.c (vect_build_slp_tree,
13309         vect_supported_slp_permutation_p, vect_analyze_slp_instance): Likewise.
13310
13311 2011-05-18  Richard Guenther  <rguenther@suse.de>
13312
13313         PR middle-end/48989
13314         * tree-cfg.c (verify_gimple_assign_unary): Adjust TRUTH op
13315         operand verification.
13316         (verify_gimple_assign_binary): Likewise.
13317         * tree-ssa.c (useless_type_conversion_p): Preserve conversions
13318         to non-1-precision BOOLEAN_TYPEs.
13319
13320 2011-05-18  Tom de Vries  <tom@codesourcery.com>
13321
13322         PR target/45098
13323         * tree-ssa-loop-ivopts.c (seq_cost): Fix call to rtx_cost.
13324
13325 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
13326
13327         PR tree-optimization/49000
13328         * tree-ssa.c (execute_update_addresses_taken): Call
13329         maybe_rewrite_mem_ref_base on debug stmt value.  If it couldn't
13330         be rewritten and decl has been marked for renaming, reset
13331         the debug stmt.
13332
13333 2011-05-17  Joseph Myers  <joseph@codesourcery.com>
13334
13335         * config/i386/i386.c (ix86_valid_target_attribute_tree): Use
13336         enum_opts_set when testing if attributes have set -mfpmath=.
13337
13338 2011-05-17  Richard Sandiford  <rdsandiford@googlemail.com>
13339
13340         * config/mips/mips.c (mips_handle_option): Remove unused variable.
13341
13342 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
13343
13344         * ipa-inline-analysis.c (inline_node_duplication_hook): Initialize
13345         info->entry with 0
13346         * tree-inline.c (maybe_inline_call_in_expr):  Initialize
13347         id.transform_lang_insert_block with NULL.
13348
13349 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
13350
13351         * config/i386/i386-protos.h (output_fix_trunc): Change arg 3 to bool.
13352         (output_fp_compare): Change args 3 and 4 to bool.
13353         (ix86_expand_call): Change arg 6 to bool.
13354         (ix86_attr_length_immediate_default): Change arg 2 to bool.
13355         (ix86_attr_length_vex_default): Change arg 3 to bool.
13356         * config/i386/i386.md: Update all uses.
13357         * config/i386/i386.c: Ditto.
13358         (ix86_flags_dependent): Change return type to bool.
13359
13360 2011-05-17  Richard Guenther  <rguenther@suse.de>
13361
13362         * gimple.c (type_hash_pair_compare): Fix comparison.
13363
13364 2011-05-17  Richard Guenther  <rguenther@suse.de>
13365
13366         * gimple.c (iterative_hash_gimple_type): Simplify singleton
13367         case some more, fix final hash value of the non-singleton case.
13368
13369 2011-05-17  Richard Guenther  <rguenther@suse.de>
13370
13371         PR bootstrap/49013
13372         Revert
13373         2011-05-16  Richard Guenther  <rguenther@suse.de>
13374
13375         * gimple.c (gimple_types_compatible_p_1): Use names of the
13376         type itself, not its main variant.
13377         (iterative_hash_gimple_type): Likewise.
13378
13379 2011-05-17  Richard Guenther  <rguenther@suse.de>
13380
13381         * gimple.c (gimple_register_canonical_type): Use the main-variant
13382         leader for computing the canonical type.
13383
13384 2011-05-17  Nick Clifton  <nickc@redhat.com>
13385
13386         * config/rx/rx.c (rx_memory_move_cost): Include cost of register
13387         moves.
13388
13389         * config/rx/rx.md: Add peephole to remove redundant extensions
13390         after loads.
13391         (bitset_in_memory): Use rx_restricted_mem_operand.
13392         (bitinvert_in_memory): Likewise.
13393         (bitclr_in_memory): Likewise.
13394
13395 2011-05-17  Kazuhio Inaoka  <kazuhiro.inaoka.ud@renesas.com>
13396             Nick Clifton  <nickc@redhat.com>
13397
13398         * config/rx/rx.md: Add peepholes to match a register move followed
13399         by a comparison of the moved register.  Replace these with an
13400         addition of zero that does both actions in one instruction.
13401
13402 2011-05-17  Jakub Jelinek  <jakub@redhat.com>
13403
13404         PR target/48986
13405         * config/i386/sync.md (sync_old_add<mode>): Relax operand 2
13406         predicate to allow CONST_INT.
13407         (*sync_old_add_cmp<mode>): New insn and peephole2 for it.
13408
13409 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
13410
13411         * opts-common.c (opt_enum_arg_to_value): New.
13412         * opts.h (opt_enum_arg_to_value): Declare.
13413         * config/i386/i386.opt (fpmath): Remove.
13414         (mfpmath=): Use Enum, Init and Save.
13415         (fpmath_unit): New Enum and EnumValue entries.
13416         * config/i386/i386-c.c (ix86_pragma_target_parse): Update field
13417         name for function fpmath state.
13418         * config/i386/i386-opts.h (enum fpmath_unit): Move from i386.h.
13419         * config/i386/i386.c: Include diagnostic.h.
13420         (ix86_fpmath, IX86_FUNCTION_SPECIFIC_FPMATH): Remove.
13421         (ix86_target_string): Take enum fpmath_unit value instead of string.
13422         (ix86_debug_options): Update call to ix86_target_string.
13423         (ix86_option_override_internal): Don't process fpmath strings here.
13424         (x86_function_specific_save, ix86_function_specific_restore):
13425         Don't handle fpmath state specially.
13426         (ix86_function_specific_print): Pass fpmath state to
13427         ix86_target_string instead of printing in this function.
13428         (ix86_valid_target_attribute_inner_p): Take gcc_options pointer.
13429         Handle enum attributes.
13430         (IX86_ATTR_ENUM, ix86_opt_enum): New.
13431         (ix86_valid_target_attribute_tree): Update option_strings
13432         handling.  Handle fpmath as enum option.
13433         (ix86_can_inline_p): Update field names for function fpmath state.
13434         (ix86_expand_builtin): Update call to ix86_target_string.
13435         * config/i386/i386.h (enum fpmath_unit): Move to i386-opts.h.
13436         (ix86_fpmath): Remove.
13437         * config/i386/t-i386 (i386.o): Update dependencies.
13438
13439 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
13440
13441         PR preprocessor/48677
13442         * cppspec.c (lang_specific_driver): Set new_decoded_options[0]
13443         from decoded_options[0], not from itself.
13444
13445 2011-05-16  Uros Bizjak  <ubizjak@gmail.com>
13446
13447         * config/i386/constraints.md (z): New constraint.
13448         * config/i386/i386.c (c): New mode attribute.
13449         (*call): Merge insn pattern from *call_0, *call_1, *call_1_rex64 and
13450         *call_1_rex64_large patterns using "P" mode iterator. Use "<c>zm"
13451         constraint for operand 0.
13452         (*call_vzeroupper): Ditto.
13453         (*call_rex64_ms_sysv): Ditto.  Use "rzm" constraint for operand 0.
13454         (*call_rex64_ms_sysv_vzeroupper): Ditto.
13455         (*call_pop): Merge insn pattern from *call_pop_0 and *call_pop_1.
13456         Use "lzm" constraint for operand 0.
13457         (*call_pop_vzeroupper): Ditto.
13458         (*sibcall): Merge insn pattern from *sibcall_0, *sibcall_1 and
13459         *sibcall_1_rex64 patterns using "P" mode iterator.  Use "Uz"
13460         constraint for operand 0.
13461         (*sibcall_vzeroupper): Ditto.
13462         (*sibcall_rex64_ms_sysv): Ditto.
13463         (*sibcall_rex64_ms_sysv_vzeroupper): Ditto.
13464         (*sibcall_pop): Merge insn pattern from *sibcall_pop_0 and
13465         *sibcall_pop_1.  Use "Uz" constraint for operand 0.
13466         (*sibcall_pop_vzeroupper): Ditto.
13467         (*call_value): Merge insn pattern from *call_value_0, *call_value_1,
13468         *call_value_1_rex64 and *call_value_1_rex64_large patterns using "P"
13469         mode iterator.  Use "<c>zm" constraint for operand 1.
13470         (*call_value_vzeroupper): Ditto.
13471         (*call_value_rex64_ms_sysv): Ditto.  Use "rzm" constraint
13472         for operand 1.
13473         (*call_value_rex64_ms_sysv_vzeroupper): Ditto.
13474         (*call_value_pop): Merge insn pattern from *call_value_pop_0 and
13475         *call_value_pop_1.  Use "lzm" constraint for operand 1.
13476         (*call_value_pop_vzeroupper): Ditto.
13477         (*sibcall_value): Merge insn pattern from *sibcall_value_0,
13478         *sibcall_value_1 and *sibcall_value_1_rex64 patterns using "P"
13479         mode iterator.  Use "Uz" constraint for operand 1.
13480         (*sibcall_value_vzeroupper): Ditto.
13481         (*sibcall_value_rex64_ms_sysv): Ditto.
13482         (*sibcall_value_rex64_ms_sysv_vzeroupper): Ditto.
13483         (*sibcall_value_pop): Rename from *sibcall_pop_1.  Use "Uz"
13484         constraint for operand 1.
13485         (*sibcall_value_pop_vzeroupper): Ditto.
13486         (*tls_global_dynamic_64): Use constant_call_address_operand predicate
13487         and "z" constraint for operand 2.
13488         (*tls_global_dynamic_32_gnu): Ditto.
13489         (*tls_local_dynamic_base_32_gnu): Ditto.
13490         (*tls_local_dynamic_base_64): Ditto.
13491         (*tls_local_dynamic_32_once): Ditto.
13492         * config/i386/i386.c (ix86_output_call_insn): Remove int_addr argument.
13493         Update all callers.
13494         * config/i386/i386-protos.h (ix86_output_call_insn): Update prototype.
13495
13496 2011-05-16  Richard Guenther  <rguenther@suse.de>
13497
13498         * gimple.c (gimple_types_compatible_p_1): Use names of the
13499         type itself, not its main variant.
13500         (iterative_hash_gimple_type): Likewise.
13501
13502 2011-05-16  Richard Guenther  <rguenther@suse.de>
13503
13504         * gimple.c (iterative_hash_gimple_type): Re-instantiate change to
13505         always visit pointer target and function result and argument types.
13506
13507 2011-05-16  Jason Merrill  <jason@redhat.com>
13508
13509         PR c++/48999
13510         * tree-inline.c (copy_statement_list): Put back recursion.
13511
13512 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
13513
13514         PR target/27663
13515         PR target/41076
13516         * config/avr/predicates.md (const_8_16_24_operand): New predicate.
13517         * config/avr/avr.md ("*ior<mode>qi.byte0",
13518         "*ior<mode>qi.byte1-3"): New define_insn_and_split patterns.
13519
13520 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
13521
13522         PR target/45099
13523         * config/avr/avr.c (avr_function_arg_advance): Error if a fixed
13524         register is needed for a function argument.
13525
13526 2011-05-16  Richard Guenther  <rguenther@suse.de>
13527
13528         * gimple.c (struct type_hash_pair): New type.
13529         (type_hash_pair_compare): New function.
13530         (iterative_hash_gimple_type): Mix in SCC member hashes in hash-order.
13531
13532 2011-05-16  Revital Eres  <revital.eres@linaro.org>
13533
13534         * modulo-sched.c (doloop_register_get): Check !DEBUG_INSN_P first.
13535
13536 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
13537
13538         * config/i386/i386.md (floating point move splitters): Fix
13539         usage of standard_80387_constant_p.
13540         * config/i386/i386.c (ix86_preferred_reload_class): Ditto.
13541
13542 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
13543
13544         * config/i386/i386.md (*movdf_internal): Simplify insn condition.
13545
13546 2011-05-14  Eric Botcazou  <ebotcazou@adacore.com>
13547
13548         * tree-ssa-loop-im.c (SET_ALWAYS_EXECUTED_IN): New macro.
13549         (fill_always_executed_in): Use [SET_]ALWAYS_EXECUTED_IN.
13550         (tree_ssa_lim_finalize): Likewise.
13551
13552 2011-05-14  Uros Bizjak  <ubizjak@gmail.com>
13553
13554         * config/i386/constraint.md (Yd, Yx): New register constraints.
13555         * config/i386/i386.md (*pushdf): Merge with *pushdf_nointeger.  Use
13556         Yd conditional register constraint.
13557         (*movtf_internal): Use standard_sse_constant_opcode.
13558         (*movxf_internal): Merge with *movxf_internal_nointeger.  Use
13559         Yx conditional register constraint.
13560         (*movdf_internal): Merge with *movdf_internal_nointeger.  Use
13561         Yd conditional register constraint.  Use standard_sse_constant_p to
13562         check for valid SSE constants and call standard_sse_constant_opcode to
13563         output SSE insn.
13564         (*movsf_internal): Use standard_sse_constant_p to check for valid SSE
13565         constants and call standard_sse_constant_opcode to output SSE insn.
13566         * config/i386/i386.c (ix86_option_ovverride_internal): Set
13567         TARGET_INTEGER_DFMODE_MOVES for 64bit targets.  Clear it when
13568         optimize_size is set.
13569         (standard_sse_constant_opcode): Output conditional AVX insn templates.
13570
13571 2011-05-14  Tobias Burnus  <burnus@net-b.de>
13572
13573         * doc/invoke.texi (-Ofast): Also enables -fstack-arrays.
13574
13575 2011-05-13  Martin Jambor  <mjambor@suse.cz>
13576
13577         * ipa-prop.c (ipa_cst_from_jfunc): New function.
13578         * ipa-prop.h (ipa_cst_from_jfunc): Declare.
13579         * ipa-inline-analysis.c (evaluate_conditions_for_edge): Use it.
13580         (evaluate_conditions_for_ipcp_clone): Removed.
13581         (estimate_ipcp_clone_size_and_time): Accept vector of known constants.
13582         * ipa-cp.c (ipcp_estimate_growth): Build vector of known constants.
13583         * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update.
13584
13585 2011-05-13  Eric Botcazou  <ebotcazou@adacore.com>
13586
13587         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Adjust dump message.
13588         * regcprop.c (copyprop_hardreg_forward): Test MAY_HAVE_DEBUG_INSNS in
13589         lieu of MAY_HAVE_DEBUG_STMTS.
13590         * tree-cfgcleanup.c (remove_forwarder_block): Do not attempt to move
13591         debug statements if !MAY_HAVE_DEBUG_STMTS.
13592
13593 2011-05-13  Martin Thuresson  <martint@google.com>
13594
13595         PR gcov-profile/47793
13596         * libgcov.c (gcov_exit): Support relative profile paths.
13597         * doc/invoke.texi (-fprofile-dir): Update for above change.
13598
13599 2011-05-13  Richard Guenther  <rguenther@suse.de>
13600
13601         * gimple.c (gimple_canonical_types_compatible_p): Do not use
13602         type-pair caching, do not compare hashes.
13603
13604 2011-05-13  Nathan Froyd  <froydnj@codesourcery.com>
13605
13606         PR middle-end/48965
13607         * tree-cfg.c (edge_to_cases_cleanup): Return true.
13608         (verify_expr) [CASE_LABEL_EXPR]: Add checking.
13609
13610 2011-05-13  Kai Tietz  <ktietz@redhat.com>
13611
13612         * gimplify.c (gimplify_expr): Make sure operand is boolified.
13613         * tree-cfg.c (verify_gimple_assign_unary): Check for boolean
13614         compatible type for TRUTH_NOT_EXPR.
13615
13616 2011-05-13  H.J. Lu  <hongjiu.lu@intel.com>
13617
13618         * config/i386/i386.c (ix86_save_reg): Change return type to bool.
13619         (ix86_hard_regno_mode_ok): Change return value to bool.  Use
13620         can_create_pseudo_p ().
13621
13622 2011-05-13  Richard Guenther  <rguenther@suse.de>
13623
13624         PR lto/48978
13625         * gimple.c (iterative_hash_gimple_type): Revert change in
13626         pointer target and function result and argument hashing.
13627
13628 2011-05-13  Uros Bizjak  <ubizjak@gmail.com>
13629
13630         * config/i386/i386.md (*movxf_internal): Use !can_create_pseudo ().
13631         (*movxf_internal_nointeger): Ditto.
13632         (*movdf_internal_rex64): Ditto.
13633         (*movdf_internal): Ditto.
13634         (*movdf_internal_nointeger): Ditto.
13635         (*movsf_internal): Ditto.
13636         (sincos splitters): Use can_create_pseudo ().
13637
13638 2011-05-13  Joseph Myers  <joseph@codesourcery.com>
13639
13640         * config/i386/i386-opts.h: New.
13641         * gcc/config/i386/i386.c (stringop_alg, ix86_cmodel,
13642         ix86_asm_dialect, ix86_regparm, ix86_abi, ix86_branch_cost,
13643         ix86_section_threshold): Remove.
13644         (ix86_handle_option): Move MAX_CODE_ALIGN define here.  Handle
13645         OPT_malign_loops_, OPT_malign_jumps_, OPT_malign_functions_ and
13646         OPT_mbranch_cost_.
13647         (ix86_option_override_internal): Don't decode strings for options
13648         other than -march=, -mtune= and -mfpmath=.  Don't allow for
13649         __attribute__ uses in remaining diagnostics for options with
13650         string arguments.  Don't check for integer arguments being negative.
13651         * gcc/config/i386/i386.h (enum stringop_alg, enum calling_abi,
13652         enum tls_dialect, enum cmodel, enum asm_dialect): Move to i386-opts.h.
13653         (ix86_abi, ix86_tls_dialect, ix86_cmodel, ix86_asm_dialect,
13654         ix86_branch_cost, ix86_section_threshold): Remove.
13655         * gcc/config/i386/i386.opt (config/i386/i386-opts.h): New
13656         HeaderInclude.
13657         (malign-functions=, malign-jumps=, malign-loops=): Use UInteger
13658         but not Var.
13659         (masm=): Use Enum and Init.
13660         (asm_dialect): New Enum and EnumValue entries.
13661         (mbranch-cost=): Use UInteger.
13662         (mlarge-data-threshold=): Use UInteger and Init.
13663         (mcmodel=): Use Enum and Init.
13664         (cmodel): New Enum and EnumValue entries.
13665         (mpc): Replace with separate mpc32, mpc64 and mpc80 entries.
13666         (mpreferred-stack-boundary=, mincoming-stack-boundary=,
13667         mregparm=): Use UInteger.
13668         (mstringop-strategy=): Use Enum and Init.
13669         (stringop_alg): New Enum and EnumValue entries.
13670         (mtls-dialect=): Use Enum and Init.
13671         (tls_dialect): New Enum and EnumValue entries.
13672         (mabi=): Use Enum and Init.
13673         (calling_abi): New Enum and EnumValue entries.
13674         (mveclibabi=): Use Enum and Init.
13675         (ix86_veclibabi): New Enum and EnumValue entries.
13676
13677 2011-05-13  Nick Clifton  <nickc@redhat.com>
13678
13679         * config/rx/rx.md (mov expander): Fix use of rx_legitimate_constant_p.
13680         * config/rx/rx-protos.h (rx_legitimate_constant_p): Rename prototype.
13681
13682 2011-05-13  Kai Tietz  <ktietz@redhat.com>
13683
13684         PR middle-end/48984
13685         * gimplify.c (gimplify_expr): Check for boolean_type_node instead
13686         for BOOLEAN_TYPE for TRUTH-NOT/AND/OR/XOR.
13687         (gimple_boolify): Check for cast for boolean_type_node instead for
13688         BOOLEAN_TYPE.
13689
13690 2011-05-13  Richard Guenther  <rguenther@suse.de>
13691
13692         PR tree-optimization/48172
13693         * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
13694         multiplying by number of iterations for equal step.
13695         (vect_create_cond_for_alias_checks): Likewise.
13696
13697 2011-05-13  Andreas Schwab  <schwab@redhat.com>
13698
13699         * configure.ac: Use AS_HELP_STRING throughout.
13700         * configure: Regenerate.
13701
13702 2011-05-12  H.J. Lu  <hongjiu.lu@intel.com>
13703
13704         * config/i386/i386.c (ix86_save_reg): Change maybe_eh_return to bool.
13705         (ix86_emit_restore_regs_using_mov): Likewise.
13706         (ix86_emit_restore_sse_regs_using_mov): Likewise.
13707
13708 2011-05-12  Anatoly Sokolov  <aesok@post.ru>
13709
13710         * config/sparc/sparc.h (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P,
13711         SYMBOLIC_CONST, RTX_OK_FOR_BASE_P, RTX_OK_FOR_INDEX_P): Remove.
13712         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Move to...
13713         * config/sparc/sparc.c (RTX_OK_FOR_OFFSET_P,
13714         RTX_OK_FOR_OLO10_P): ...here.
13715         (sparc_mode_dependent_address_p): Use symbolic_operand instead of
13716         SYMBOLIC_CONST.
13717
13718 2011-05-12  Kai Tietz  <ktietz@redhat.com>
13719
13720         * gimplify.c (gimple_boolify): Re-boolify expression
13721         arguments even if expression type is of kind BOOLEAN_TYPE.
13722         (gimplify_boolean_expr): Removed.
13723         (gimplify_expr): Boolify truth opcodes AND, ANDIF, OR, ORIF,
13724         and XOR. Additional take care that we keep expression's type.
13725         * tree-cfg.c (verify_gimple_assign_binary): Adjust check for type
13726         of TRUTH_AND|OR|XOR_EXPR.
13727
13728 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
13729
13730         PR tree-optimization/48975
13731         * tree-if-conv.c (combine_blocks): Call free_bb_predicate
13732         on all bbs here and free and clear ifc_bbs at the end.
13733
13734 2011-05-12  Richard Guenther  <rguenther@suse.de>
13735
13736         * gimple.c (gtc_visit): Compare TREE_ADDRESSABLE, handle
13737         NULLPTR_TYPE similar to VOID_TYPE.  Defer type-leader lookup
13738         until after simple checks.
13739         (gimple_types_compatible_p): Likewise.
13740         (iterative_hash_gimple_type): Always hash pointer targets
13741         and function return and argument types.
13742         (iterative_hash_canonical_type): Do not hash TYPE_QUALS,
13743         hash TYPE_ALIGN.  Do not hash TYPE_MIN/MAX_VALUE.
13744         (gimple_canonical_types_compatible_p): Compare TREE_ADDRESSABLE,
13745         handle NULLPTR_TYPE similar to VOID_TYPE.  Handle non-aggregates
13746         completely in the simple compare section.
13747         (gimple_register_canonical_type): Query the cache again after
13748         registering.
13749
13750 2011-05-12  Richard Guenther  <rguenther@suse.de>
13751
13752         PR tree-optimization/48172
13753         * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
13754         the number of iterations from the segment size calculation.
13755         (vect_create_cond_for_alias_checks): Adjust.
13756
13757 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
13758
13759         PR debug/48967
13760         * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
13761         if validate_subreg fails.
13762
13763 2011-05-12  Hariharan Sandanagobalane  <hariharan@picochip.com>
13764
13765         * ira.c (clarify_prohibited_class_mode_regs): Prevent the function from
13766         accessing beyond the end of REGNO_REG_CLASS array by stopping the loop
13767         early.
13768
13769 2011-05-12  DJ Delorie  <dj@redhat.com>
13770
13771         * config/rx/rx.c (rx_builtins): New arrays - holds builtin functions.
13772         (ADD_RX_BUILTIN1, ADD_RX_BUILTIN2, ADD_RX_BUILTIN3): Install
13773         created builtin into rx_builtins array.
13774         (rx_builtin_decl): New function.
13775         (TARGET_BUITLIN_DECL): Define.  Include gt-rx.h.
13776
13777 2011-05-12  DJ Delorie  <dj@redhat.com>
13778             Nick Clifton  <nickc@redhat.com>
13779
13780         * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
13781         * config/rx/rx.c (CC_FLAG_FP): Fix comment.
13782         (rx_is_legitimate_address): Add pre-decrement and post-increment
13783         addressing in HImode and QImode.  Fix test for out of range
13784         REG+INT addressing.
13785         (rx_legitimate_constant_p): Rename to rx_is_legitimate_constant.
13786         (rx_align_for_label): Test label before extracting its usage count.
13787         (rx_adjust_insn_lengths): Fix selection of insn codes.
13788         (TARGET_LEGITIMATE_CONSTANT_P): Use renamed function.
13789
13790 2011-05-11  Jason Merrill  <jason@redhat.com>
13791
13792         * tree.c (type_hash_canon): Use struct tree_type_non_common.
13793
13794 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
13795
13796         * cfgrtl.c (commit_one_edge_insertion): Remove always-true test and
13797         reindent the subsequent block.
13798
13799 2011-05-11  Satoru Takabayashi  <satorux@google.com>
13800             Paul Pluzhnikov  <ppluzhnikov@google.com>
13801
13802         * doc/install.texi (Configuration): Document --with-linker-hash-style.
13803         * gcc.c (init_spec): Handle LINKER_HASH_STYLE.
13804         * config.in: Add LINKER_HASH_STYLE.
13805         * configure.ac: Add --with-linker-hash-style.
13806         * configure: Regenerate.
13807
13808 2011-05-11  Richard Guenther  <rguenther@suse.de>
13809
13810         PR middle-end/48964
13811         * gimple.c (iterative_hash_canonical_type): Fix typo.
13812
13813 2011-05-11  Uros Bizjak  <ubizjak@gmail.com>
13814
13815         * config/i386/i386.c (legitimize_tls_address)
13816         <case TLS_MODEL_GLOBAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
13817         expanders directly for TARGET_GNU2_TLS.  Determine pic and
13818         __tls_get_addr symbol reference here.  Update call to
13819         gen_tls_global_dynamic_{32,64} for added arguments.
13820         <case TLS_MODEL_LOCAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
13821         expanders directly for TARGET_GNU2_TLS.  Determine
13822         __tls_get_addr symbol reference here.  Update call to
13823         gen_tls_local_dynamic_base_{32,64} for added arguments.  Attach
13824         unique UNSPEC REG_EQUIV to libcall block.
13825         (ix86_tls_get_addr): Declare static.
13826         * config/i386/i386-protos.h (ix86_tls_get_addr): Remove declaration.
13827         * config/i386/i386.md (tls_global_dynamic_32): Add operand 2 and 3.
13828         Do not determine pic and __tls_get_addr symbol reference here. Do not
13829         call gen_tls_dynamic_gnu2_32 for TARGET_GNU2_TLS.
13830         (tls_local_dynamic_base_32): Ditto for operands 1 and 2.
13831         (tls_global_dynamic_64): Add operand 2.  Do not determine
13832         __tls_get_addr symbol reference here.  Do not call
13833         gen_tls_dynamic_gnu2_64 for TARGET_GNU2_TLS here.
13834         (tls_local_dynamic_base64): Ditto for operand 1.
13835
13836 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
13837
13838         * function.c (expand_function_start): Initialize stack_check_probe_note
13839         only if the generic stack checking mechanism is used.
13840
13841 2011-05-11  Richard Guenther  <rguenther@suse.de>
13842
13843         PR tree-optimization/15256
13844         * tree-ssa-forwprop.c (simplify_bitwise_binary): Canonicalize
13845         (A & B) | C, combine (A op CST1) op CST2.
13846         (tree_ssa_forward_propagate_single_use_vars): Only bother to
13847         visit assigns that have uses.
13848
13849 2011-05-11  Nathan Froyd  <froydnj@codesourcery.com>
13850
13851         * ggc-page.c (extra_order_size_table): Use struct tree_type_non_common.
13852         * lto-streamer-in.c (unpack_ts_type_value_fields): Rename to...
13853         (unpack_ts_type_common_value_fields): ...this.  Update comment.
13854         (unpack_value_fields): Adjust for renaming.
13855         (lto_input_ts_type_tree_pointers): Split into...
13856         (lto_input_ts_type_common_tree_pointer): ...this and...
13857         (lto_input_ts_type_non_common_tree_pointers): ...this.
13858         (lto_input_tree_pointers): Adjust for above split.
13859         * lto-streamer-out.c (pack_ts_type_value_fields): Rename to...
13860         (pack_ts_type_common_value_fields): ...this.  Update comment.
13861         (lto_output_ts_type_tree_pointers): Split into...
13862         (lto_output_ts_type_common_tree_pointers): ...this and...
13863         (lto_output_ts_type_non_common_tree_pointers): ...this.
13864         (lto_output_tree_pointers): Adjust for above split.
13865         * lto-streamer.c (check_handled_ts_structures): Mark TS_TYPE_COMMON,
13866         TS_TYPE_WITH_LANG_SPECIFIC, and TS_TYPE_NON_COMMON as handled.
13867         * stor-layout.c (vector_type_mode): Adjust location of mode field.
13868         * tree.h (MARK_TS_TYPE_COMMON, MARK_TS_TYPE_WITH_LANG_SPECIFIC):
13869         Define.
13870         (struct tree_type): Split into...
13871         (struct tree_type_common: ...this and...
13872         (struct tree_type_with_lang_specific): ...this and...
13873         (struct tree_type_non_common): ...this.  Adjust accessor macros
13874         accordingly.
13875         (TYPE_VALUES_RAW): Define.
13876         (union tree_node): Update for above changes.
13877         * tree.c (tree_node_structure_for_code) [tcc_type]: Return
13878         TS_TYPE_NON_COMMON.
13879         (initialize_tree_contains_struct) [TS_TYPE]: Use TS_TYPE_COMMON.
13880         Add TS_TYPE_WITH_LANG_SPECIFIC and TS_TYPE_NON_COMMON.
13881         (tree_code_size) [tcc_type]: Use struct tree_type_non_common.
13882         * treestructu.def (TS_TYPE): Remove.
13883         (TS_TYPE_COMMON, TS_TYPE_WITH_LANG_SPECIFIC, TS_TYPE_NON_COMMON):
13884         Define.
13885
13886 2011-05-11  Jakub Jelinek  <jakub@redhat.com>
13887
13888         PR debug/48159
13889         * tree-ssa.c (reset_debug_uses): New function.
13890         * tree-flow.h (reset_debug_uses): New prototype.
13891         * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
13892         * tree-loop-distribution.c (generate_loops_for_partition): Call
13893         reset_debug_uses on the stmts that will be removed.  Keep around
13894         all debug stmts, don't count them as bits in partition bitmap.
13895         (generate_builtin): Don't count debug stmts or labels as bits in
13896         partition bitmap.
13897
13898 2011-05-11  Richard Guenther  <rguenther@suse.de>
13899
13900         * gimple.c (gimple_type_hash_1): Merge with ...
13901         (gimple_type_hash): ... this.
13902         (gtc_visit): Remove mode parameter and simplify accordingly.
13903         (gimple_types_compatible_p_1): Likewise.
13904         (gimple_types_compatible_p): Likewise.
13905         (iterative_hash_gimple_type): Likewise.
13906         (visit): Likewise.
13907         (gimple_type_eq): Adjust.
13908
13909 2011-05-11  Revital Eres  <revital.eres@linaro.org>
13910
13911         * ddg.c (create_ddg_dep_from_intra_loop_link): If a true dep edge
13912         enters the branch create an anti edge in the opposite direction
13913         to prevent the creation of reg-moves.
13914         * modulo-sched.c: Adjust comment to reflect the fact we are
13915         scheduling closing branch.
13916         (PS_STAGE_COUNT): Rename to CALC_STAGE_COUNT and redefine.
13917         (stage_count): New field in struct partial_schedule.
13918         (calculate_stage_count): New function.
13919         (normalize_sched_times): Rename to reset_sched_times and handle
13920         incrementing the sched time of the nodes by a constant value
13921         passed as parameter.
13922         (duplicate_insns_of_cycles): Skip closing branch.
13923         (sms_schedule_by_order): Schedule closing branch.
13924         (ps_insn_find_column): Handle closing branch.
13925         (sms_schedule): Call reset_sched_times and adjust the code to
13926         support scheduling of the closing branch.
13927         (ps_insert_empty_row): Update calls to normalize_sched_times
13928         and rotate_partial_schedule functions.
13929
13930 2011-05-11  Richard Guenther  <rguenther@suse.de>
13931
13932         PR middle-end/48953
13933         * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
13934
13935 2011-05-11  Joseph Myers  <joseph@codesourcery.com>
13936
13937         * opts.c (finish_options): Move warning settings from process_options.
13938         * toplev.c (process_options): Move warning settings to finish_options.
13939
13940 2011-05-11  Richard Guenther  <rguenther@suse.de>
13941
13942         PR tree-optimization/18041
13943         * tree-ssa-forwprop.c (simplify_bitwise_and): Rename to ...
13944         (simplify_bitwise_binary): ... this.  Handle operand conversions
13945         by applying them to the result instead.
13946         (tree_ssa_forward_propagate_single_use_vars): Adjust.  CSE tree code.
13947
13948 2011-05-11  Richard Guenther  <rguenther@suse.de>
13949
13950         * gimple.c (gimple_canonical_types_compatible_p): Split out
13951         from gimple_types_compatible_p and friends.  Do not recurse
13952         to pointed-to types.
13953         (gimple_canonical_type_eq): Use it.
13954         (iterative_hash_canonical_type): Split out from
13955         iterative_hash_gimple_type and friends.  Do not recurse
13956         to pointed-to types.
13957         (gimple_canonical_type_hash): Use it, allocate the hash here.
13958
13959 2011-05-11  Revital Eres  <revital.eres@linaro.org>
13960
13961         * modulo-sched.c (doloop_register_get): Ignore DEBUG_INSNs while
13962         recognizing doloop.
13963
13964 2011-05-11  Revital Eres  <revital.eres@linaro.org>
13965
13966         * loop-doloop.c (doloop_condition_get): Use prev_nondebug_insn
13967         instead of PREV_INSN.
13968
13969 2011-05-11  Revital Eres  <revital.eres@linaro.org>
13970
13971         * modulo-sched.c (sms_schedule): Support new form of doloop pattern
13972         * loop-doloop.c (doloop_condition_get): Likewise.
13973         * config/arm/thumb2.md (*thumb2_addsi3_compare0): Remove "*".
13974         (doloop_end): New.
13975         * config/arm/arm.md (*addsi3_compare0): Remove "*".
13976
13977 2011-05-10  Nathan Froyd  <froydnj@codesourcery.com>
13978
13979         * tree.def (CASE_LABEL_EXPR): Add an operand.
13980         * tree.h (CASE_CHAIN): Use TREE_OPERAND instead of TREE_CHAIN.
13981
13982 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
13983
13984         * c-decl.c (c_override_global_bindings_to_false): Remove.
13985         (global_bindings_p): Don't check
13986         c_override_global_bindings_to_false.
13987         * c-tree.h (c_override_global_bindings_to_false): Remove.
13988         * c-typeck.c (composite_type): Don't set
13989         c_override_global_bindings_to_false.
13990
13991 2011-05-10  Michael Meissner  <meissner@linux.vnet.ibm.com>
13992
13993         PR target/48857, 48495
13994         * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
13995         (VSX_MODE): Ditto.
13996         (VSX_MOVE_MODE): Ditto.
13997         (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
13998         VSX vector types.  Add V2DImode.
13999         (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
14000         ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
14001         (MODES_TIEABLE_P): Ditto.
14002
14003         * config/rs6000/rs6000.c (rs6000_emit_move): Use
14004         ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
14005         VSX_VECTOR_MODE.
14006         (init_cumulative_args): Ditto.
14007         (rs6000_function_arg_boundary): Ditto.
14008         (rs6000_function_arg_advance_1): Ditto.
14009         (rs6000_function_arg): Ditto.
14010         (rs6000_function_ok_for_sibcall): Ditto.
14011         (emit_frame_save): Ditto.
14012         (rs6000_function_value): Ditto.
14013         (rs6000_libcall_value): Ditto.
14014
14015 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
14016
14017         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
14018         i386/darwin-lib.h to $libgcc_tm_file.
14019         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Remove.
14020
14021 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
14022
14023         * doc/sourcebuild.texi (Back End): Mention contrib/config-list.mk.
14024
14025 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
14026
14027         * config/rs6000/genopt.sh, config/rs6000/rs6000-cpus.def: New files.
14028         * config/rs6000/rs6000-tables.opt: New file (generated).
14029         * config.gcc (powerpc*-*-*, rs6000*-*-*): Add
14030         rs6000/rs6000-tables.opt to extra_options.
14031         * config/rs6000/rs6000-opts.h (RS6000_CPU_OPTION_NATIVE): Define.
14032         * config/rs6000/rs6000.c (rs6000_select): Remove.
14033         (processor_target_table): Move contents to rs6000-cpus.def.
14034         (darwin_rs6000_override_options): Check
14035         global_options_set.x_rs6000_cpu_index instead of
14036         rs6000_select[1].string.
14037         (rs6000_option_override_internal): Likewise.
14038         (rs6000_handle_option): Don't assert that global structures are in
14039         use.  Don't handle OPT_mcpu_ and OPT_mtune_ here.
14040         (rs6000_default_cpu): New variable.
14041         (rs6000_file_start): Set it instead of local default_cpu.  Check
14042         rs6000_default_cpu, global_options_set.x_rs6000_cpu_index and
14043         global_options_set.x_rs6000_tune_index instead of rs6000_select.
14044         (rs6000_darwin_file_start): Check rs6000_default_cpu and
14045         global_options_set.x_rs6000_cpu_index instead of rs6000_select.
14046         * config/rs6000/rs6000.h (struct rs6000_cpu_select,
14047         rs6000_select): Remove.
14048         * config/rs6000/rs6000.opt (rs6000_cpu_index, rs6000_tune_index):
14049         Remove.
14050         (mcpu=, mtune=): Use Var, Init, Enum and Save.
14051         * config/rs6000/t-rs6000
14052         ($(srcdir)/config/rs6000/rs6000-tables.opt): New.
14053         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
14054         global_options_set.x_rs6000_cpu_index instead of
14055         rs6000_select[1].string.
14056         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
14057         global_options_set.x_rs6000_cpu_index instead of
14058         rs6000_select[1].string.
14059
14060 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
14061
14062         * config.gcc (libgcc_tm_file): Define instead of including files
14063         from ../../libgcc/config/ in tm_file.
14064         * configure.ac (libgcc_tm_file_list, libgcc_tm_include_list): Define.
14065         * configure: Regenerate.
14066         * Makefile.in (libgcc_tm_file_list, libgcc_tm_include_list,
14067         libgcc_tm.h, cs-libgcc_tm.h): New.
14068         (TM_H): Include libgcc_tm.h and $(libgcc_tm_file_list).
14069         (clean): Remove libgcc_tm.h.
14070         * config/arm/symbian.h (RENAME_LIBRARY): Remove.
14071         * mkconfig.sh: Include libgcc_tm.h in tm.h if USED_FOR_TARGET.
14072         * system.h (DECLARE_LIBRARY_RENAMES): Poison.
14073
14074 2011-05-10  Georg-Johann Lay  <avr@gjlay.de>
14075
14076         PR target/48896
14077         * config/avr/avr.c (avr_ret_register): Return unsigned int
14078         instead of int.
14079         (avr_function_value): Mark fn_decl_or_type as unused, don't pass
14080         it to avr_libcall_value.
14081         avr_expand_builtin): Use EXPAND_NORMAL as arg 4 in calls to
14082         expand_expr.
14083         (avr_expand_binop_builtin): Ditto.
14084         (avr_expand_unop_builtin): Ditto.
14085
14086 2011-05-10  DJ Delorie  <dj@redhat.com>
14087
14088         * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
14089         (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
14090         * config/rx/rx.c (rx_align_for_label): Add label and
14091         uses_threshold parameters.  Do not align when the label is not
14092         used enough.
14093         * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
14094
14095 2011-05-10  Richard Guenther  <rguenther@suse.de>
14096
14097         * tree-ssa-forwprop.c (combine_conversions): Pattern-match
14098         a series of conversions and apply foldings similar to what
14099         fold-const does.
14100         (tree_ssa_forward_propagate_single_use_vars): Call it.
14101
14102 2011-05-10  Jakub Jelinek  <jakub@redhat.com>
14103
14104         PR tree-optimization/48611
14105         PR tree-optimization/48794
14106         * tree-eh.c (remove_unreachable_handlers): Don't remove regions
14107         referenced from RESX or EH_DISPATCH arguments.
14108
14109         PR debug/48928
14110         * dfp.c (decimal_to_decnumber): Handle conversion from
14111         dconst{1,2,m1,half}.
14112
14113 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
14114
14115         * config/i386/i386.c (ix86_autovectorize_vector_sizes): Return 0
14116         for !flag_prefer_avx128.
14117         (ix86_preferred_simd_mode): Return word_mode for DFmode without SSE2.
14118
14119 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
14120
14121         * fold-const.c (fold_range_test): Pass LOC to build_range_check.
14122         (fold_ternary_loc): Use expr_location_or.
14123
14124 2011-05-09  H.J. Lu  <hongjiu.lu@intel.com>
14125
14126         PR debug/48853
14127         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: If
14128         POINTERS_EXTEND_UNSIGNED is defined, don't give up if mode is
14129         Pmode and mem_mode is not VOIDmode.
14130
14131 2011-05-09  Ville Voutilainen  <ville.voutilainen@gmail.com>
14132
14133         * tree.h (TYPE_UNQUALIFIED, TYPE_QUAL_CONST, TYPE_QUAL_VOLATILE,
14134         TYPE_QUAL_RESTRICT): Convert to enum.
14135
14136 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
14137
14138         * config/i386/predicates.md (const_pow2_1_to_2_operand): Remove.
14139         (const_pow2_1_to_8_operand): Ditto.
14140         (const_pow2_1_to_128_operand): Ditto.
14141         (const_pow2_1_to_32768_operand): Ditto.
14142         * config/i386/mmx.md (*mmx_pinsrw): Use const_int_operand instead of
14143         const_pow2_1_to_8_operand for operand 3 predicate.  Use exact_log2
14144         in insn constraint to check integer value of operand 3.
14145         * config/i386/sse.md (*vec_setv4sf_sse4_1): Ditto.
14146
14147         (PINSR_MODE): New mode iterator.
14148         (sse2p4_1): New mode attribute.
14149         (<sse2p4_1>_pinsr<ssemodesuffix>): Merge insn from sse4_1_pinsrb,
14150         sse2_pinsrw, sse4_1_pinsrd and sse4_1_pinsrq using PINSR_MODE mode
14151         iterator.  Use const_int_operand instead of
14152         const_pow2_1_to_{2,8,128,32768}_operand for operand 3 predicate.  Use
14153         exact_log2 in insn constraint to check integer value of operand 3.
14154
14155 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
14156
14157         * config/i386/sse.md (blendbits): Remove mode attribute.
14158         (<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
14159         instead of const_0_to_<blendbits>_operand for operand 3 predicate.
14160         Check integer value of operand 3 in insn constraint.
14161
14162 2011-05-09  Richard Guenther  <rguenther@suse.de>
14163
14164         * lto-symtab.c (lto_cgraph_replace_node): Use types_compatible_p
14165         for diagnostics.
14166         (lto_symtab_merge): Likewise.  Do not register types here.
14167         (lto_symtab_merge_decls_2): Likewise.
14168         (lto_symtab_merge_decls_1): Likewise.
14169         * gimple.h (enum gtc_mode, gimple_types_compatible_p): Do not declare.
14170         * gimple.c (enum gtc_mode): Declare.
14171         (gimple_types_compatible_p): Make static.
14172
14173 2011-05-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
14174
14175         * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
14176         temporary register to match Pmode.
14177
14178 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
14179
14180         * config/i386/sse.md (*vec_concatv4si): Merge from *vec_concatv4si_1
14181         and *vec_concatv4si_1_avx.
14182
14183 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
14184
14185         PR rtl-optimization/48927
14186         * ira-conflicts.c (commutative_constraint_p): Use
14187         recog_data.alternative_enabled_p to disable alternatives where
14188         "enabled" attribute is false.
14189         (get_dup_num): Ditto.
14190         * ira-lives.c (single_reg_class): Ditto.
14191         (ira_implicitly_set_insn_hard_regs): Ditto.
14192
14193 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
14194
14195         * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
14196         (dataflow_set_preserve_mem_locs): Likewise.
14197
14198 2011-05-09  Philipp Thomas  <pth@suse.de>
14199
14200         * config/mep/mep.c (mep_validate_vliw): Syntax description
14201         should not be translated.
14202
14203 2011-05-09  Joseph Myers  <joseph@codesourcery.com>
14204
14205         * config/mips/genopt.sh, config/mips/mips-cpus.def: New files.
14206         * config/mips/mips-tables.opt: New file (generated).
14207         * config.gcc (mips*-*-*): Add mips/mips-tables.opt to extra_options.
14208         * config/mips/mips-opts.h (MIPS_ARCH_OPTION_FROM_ABI,
14209         MIPS_ARCH_OPTION_NATIVE): Define.
14210         * config/mips/mips.c (mips_cpu_info_table): Move contents to
14211         mips-cpus.def.
14212         (mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p,
14213         mips_parse_cpu): Remove.
14214         (mips_cpu_info_from_opt, mips_default_arch): New.
14215         (mips_handle_option): Don't assert that global structures are in
14216         use.  Don't handle OPT_march_, OPT_mtune_ and OPT_mips here.
14217         (mips_option_override): Use new variables and functions to set
14218         state of these options.  Use strcmp to check for individual CPU names.
14219         * config/mips/mips.h (MIPS_CPU_STRING_DEFAULT): Remove default
14220         definition.
14221         * config/mips/mips.opt (march=): Use ToLower and Enum.
14222         (mips): Use ToLower, Enum and Var.
14223         (mtune=): Use ToLower and Enum.
14224         * config/mips/t-mips ($(srcdir)/config/mips/mips-tables.opt): New.
14225
14226 2011-05-08  Jan Hubicka  <jh@suse.cz>
14227
14228         * gimple.c (type_pair_hash, type_pair_eq, lookup_type_pair):
14229         Arrange type pairs to be UID ordered.
14230         (gimple_lookup_type_leader): Make inline.
14231
14232 2011-05-09  Nick Clifton  <nickc@redhat.com>
14233
14234         PR target/48899
14235         * config/iq2000/iq2000.opt (iq2000_tune): Initialise to
14236         PROCESSOR_DEFAULT.
14237
14238         PR target/48897
14239         * config/mn10300/mn10300.c (extract_bundle): Remove spurious local
14240         variable 's'.
14241
14242 2011-05-08  Chung-Lin Tang  <cltang@codesourcery.com>
14243
14244         * combine.c (simplify_comparison): Abstract out parts into...
14245         (simplify_compare_const): ... new function.
14246         (try_combine): Generalize parallel arithmetic/compare combining
14247         to call simplify_compare_const() and CANONICALIZE_COMPARE().
14248
14249 2011-05-08  Jan Hubicka  <jh@suse.cz>
14250
14251         * cgraph.c (cgraph_clone_node): Add call_duplication_hook parameter.
14252         (cgraph_create_virtual_clone): Call hooks once virtual clone
14253         is finished.
14254         * cgraph.h (cgraph_clone_node): Update prototype.
14255         * ipa-cp.c (ipcp_estimate_growth): Use
14256         estimate_ipcp_clone_size_and_time.
14257         * ipa-inline-transform.c (clone_inlined_nodes): Update.
14258         * lto-cgraph.c (input_node): Update.
14259         * ipa-inline.c (recursive_inlining): Update.
14260         * ipa-inline.h (estimate_ipcp_clone_size_and_time): New function.
14261         (evaluate_conditions_for_known_args): Break out from ...
14262         (evaluate_conditions_for_edge): ... here.
14263         (evaluate_conditions_for_ipcp_clone): New function.
14264         (inline_node_duplication_hook): Update clone summary based
14265         on parameter map.
14266         (estimate_callee_size_and_time): Rename to ...
14267         (estimate_node_size_and_time): take NODE instead of EDGE;
14268         take POSSIBLE_TRUTHS as argument.
14269         (estimate_callee_size_and_time): Update.
14270         (estimate_ipcp_clone_size_and_time): New function.
14271         (do_estimate_edge_time): Update.
14272
14273 2011-05-08  Richard Guenther  <rguenther@suse.de>
14274
14275         PR middle-end/48908
14276         PR middle-end/48905
14277         * expmed.c (expand_shift_1): Compute adjusted constant shift
14278         amount manually.
14279
14280 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
14281
14282         * config/avr/avr.c (print_operand_address): Fix invalid RTL access.
14283
14284 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
14285
14286         * config/rs6000/rs6000.c (output_profile_hook): Fix thinko.
14287
14288 2011-05-08  Jonathan Wakely  <jwakely.gcc@gmail.com>
14289
14290         * doc/invoke.texi (-fuse-linker-plugin): Improve grammar.
14291
14292 2011-05-07  Jan Hubicka  <jh@suse.cz>
14293
14294         * ipa-inline-transform.c (inline_call): Account when program size
14295         decreases.
14296         * ipa-inline.c (relative_time_benefit): New function.
14297         (edge_badness): Reorganize to be power 2 based; fix thinko when
14298         computing badness for negative growth; update comments to match
14299         reality; better dumps.
14300
14301 2011-05-07  Eric Botcazou  <ebotcazou@adacore.com>
14302
14303         * langhooks.h (lang_hooks_for_types): Change global_bindings_p's return
14304         type to bool and adjust comment.
14305         * fold-const.c (fold_range_test): Adjust call to global_bindings_p.
14306         (fold_mathfn_compare): Remove calls to global_bindings_p.
14307         (fold_inf_compare): Likewise.
14308         * stor-layout.c (variable_size): Adjust call to global_bindings_p.
14309         * c-tree.h (global_bindings_p): Adjust prototype.
14310         * c-decl.c (global_bindings_p): Return bool and simplify.
14311
14312 2011-05-07  Zdenek Dvorak  <ook@ucw.cz>
14313
14314         PR tree-optimization/48837
14315         * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
14316         when accumulator transformation is performed.
14317
14318 2011-05-06  Jan Hubicka  <jh@suse.cz>
14319
14320         * i386.h (ix86_tune_indices): Add
14321         X86_TUNE_SOFTWARE_PREFETCHING_BENEFICIAL.
14322         (TARGET_SOFTWARE_PREFETCHING_BENEFICIAL): New macro.
14323         * i386.c (initial_ix86_tune_features): Add
14324         X86_SOFTARE_PREFETCHING_BENEFICIAL.
14325         (software_prefetching_beneficial_p): Remove predicate.
14326         (ix86_option_override_internal): Use new macro.
14327
14328 2011-05-06  Jan Hubicka  <jh@suse.cz>
14329
14330         * ipa-inline.c (update_callee_keys): Don't reset node growth cache.
14331
14332 2011-05-06  Jan Hubicka  <jh@suse.cz>
14333
14334         * cgraph.c (cgraph_add_thunk): Create real function node instead
14335         of alias node; finalize it and mark needed/reachale; arrange visibility
14336         to be right and add it into the corresponding same comdat group list.
14337         (dump_cgraph_node): Dump thunks.
14338         * cgraph.h (cgraph_first_defined_function, cgraph_next_defined_function,
14339         cgraph_function_with_gimple_body_p,
14340         cgraph_first_function_with_gimple_body,
14341         cgraph_next_function_with_gimple_body): New functions.
14342         (FOR_EACH_FUNCTION_WITH_GIMPLE_BODY, FOR_EACH_DEFINED_FUNCTION):
14343         New macros.
14344         * ipa-cp.c (ipcp_need_redirect_p): Thunks can't be redirected.
14345         (ipcp_generate_summary): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
14346         * cgraphunit.c (cgraph_finalize_function): Only look into possible
14347         devirtualization when optimizing.
14348         (verify_cgraph_node): Verify thunks.
14349         (cgraph_analyze_function): Analyze thunks.
14350         (cgraph_mark_functions_to_output): Output thunks only in combination
14351         with function they are assigned to.
14352         (assemble_thunk): Turn thunk into non-thunk; don't try to turn
14353         alias into normal node.
14354         (assemble_thunks): New functoin.
14355         (cgraph_expand_function): Use it.
14356         * lto-cgraph.c (lto_output_node): Stream thunks.
14357         (input_overwrite_node): Stream in thunks.
14358         * ipa-pure-const.c (analyze_function): Thunks do nothing interesting.
14359         * lto-streamer-out.c (lto_output): Do not try to output thunk's body.
14360         * ipa-inline.c (inline_small_functions): Use FOR_EACH_DEFINED_FUNCTION.
14361         * ipa-inline-analysis.c (compute_inline_parameters): "Analyze" thunks.
14362         (inline_analyze_function): Do not care about thunk jump functions.
14363         (inline_generate_summary):Use FOR_EACH_DEFINED_FUNCTION.
14364         * ipa-prop.c (ipa_prop_write_jump_functions): Use
14365         cgraph_function_with_gimple_body_p.
14366         * passes.c (do_per_function_toporder): Use
14367         cgraph_function_with_gimple_body_p.
14368         (execute_one_pass);Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
14369         (ipa_write_summaries): Use cgraph_function_with_gimple_body_p.
14370         (function_called_by_processed_nodes_p): Likewise.
14371
14372 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
14373
14374         * config/rs6000/rs6000.opt (rs6000_ieeequad, rs6000_altivec_abi,
14375         rs6000_spe_abi, rs6000_darwin64_abi): Remove TargetVariable
14376         entries.
14377         (mabi=): Replace with separate entries for mabi=altivec,
14378         mabi=no-altivec, mabi=spe, mabi=no-spe, mabi=d64, mabi=d32,
14379         mabi=ieeelongdouble and mabi=ibmlongdouble.
14380         * config/rs6000/rs6000.c (rs6000_option_override_internal): Move
14381         check for -mabi=spe without SPE ABI support here.
14382         (rs6000_handle_option): Replace OPT_mabi_ handling with
14383         OPT_mabi_altivec and OPT_mabi_spe handling.
14384
14385 2011-05-06  Cary Coutant  <ccoutant@google.com>
14386
14387         * dwarf2out.c (contains_subprogram_definition): New function.
14388         (should_move_die_to_comdat): Call it.
14389
14390 2011-05-06  Jeff Law  <law@redhat.com>
14391
14392         * tree-ssa-threadupdate.c (create_block_for_threading): Do not call
14393         remove_ctrl_stmt_and_useless_edges.
14394         (create_duplicates): Call remove_ctrl_stmt_and_useless_edges.
14395         (fixup_template_block, thread_single_edge): Likewise.
14396         (mark_threaded_blocks): Use THREAD_TARGET.
14397
14398 2011-05-06  Alan Modra  <amodra@gmail.com>
14399
14400         PR target/48900
14401         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
14402         const0_rtx as the arg to the dummy __tls_get_addr libcall.
14403
14404 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
14405
14406         * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
14407         constraint modifier to "r".
14408
14409 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
14410
14411         * config/rs6000/rs6000.c (rs6000_handle_option): Don't handle and
14412         fall through for OPT_mcmodel_.
14413
14414 2011-05-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
14415
14416         * config/s390/s390.c (s390_asm_trampoline_template): Comment
14417         instruction sizes.
14418         (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
14419
14420 2011-05-06  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
14421
14422         PR target/47930
14423         * config/arm/arm.opt (marm): Document it.
14424         (mthumb): Reject negative variant.
14425
14426 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
14427
14428         PR target/48898
14429         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
14430         Fix typo in "ccvt" variable name.
14431
14432 2011-05-06  Tristan Gingold  <gingold@adacore.com>
14433
14434         PR target/48895
14435         * config/vms/vms-ar.c (main): Remove cwd variable.
14436
14437 2011-05-06  Jakub Jelinek  <jakub@redhat.com>
14438
14439         PR debug/48902
14440         * var-tracking.c (prepare_call_arguments): Move else before #endif.
14441
14442 2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>
14443
14444         * except.c (sjlj_emit_dispatch_table): Call build_case_label.
14445         * gimplify.c (gimplify_switch_expr): Likewise.
14446         * omp-low.c (expand_omp_sections): Likewise.
14447         * tree-eh.c (lower_try_finally_switch): Likewise.
14448         (lower_eh_dispatch): Likewise.
14449         * tree.h (build_case_label): Declare.
14450         * tree.c (build_case_label): Define.
14451
14452 2011-05-05  Jason Merrill  <jason@redhat.com>
14453
14454         PR c++/40975
14455         * tree-inline.c (copy_tree_r): Use copy_statement_list.
14456         (copy_statement_list): Don't recurse.
14457         * stor-layout.c (copy_self_referential_tree_r): Don't allow
14458         STATEMENT_LIST.
14459
14460 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
14461
14462         * config/rs6000/rs6000.c (rs6000_handle_option): Don't fall
14463         through from -mfpu= handling.
14464         * config/rs6000/rs6000.opt (mfpu=): Use Var and Init.
14465
14466 2011-05-05  Bernd Schmidt  <bernds@codesourcery.com>
14467
14468         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 10]: Handle
14469         POST_MODIFY.
14470
14471 2011-05-05  Steve Ellcey  <sje@cup.hp.com>
14472
14473         * config.gcc (hppa*64*-*-hpux11*): Modify tm_file and extra_options
14474         for 11.31.
14475         (hppa[12]*-*-hpux11*): Ditto.
14476         (ia64*-*-hpux*): Add ia64/hpux-unix2003.h to tm_file.
14477         * config/ia64/hpux-unix2003.h: New.
14478         * config/pa/pa-hpux1131.opt: New.
14479         * config/pa/pa-hpux1131.h: New.
14480         * config/pa/pa64-hpux.h (STARTFILE_SPEC): Use unix2003.o if requested.
14481         * config/pa/pa-hpux.opt (flag_pa_unix): Check TARGET_HPUX_11_31 value.
14482         * config/pa/pa.h (TARGET_HPUX_11_31): Provide default (0) value.
14483
14484 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
14485
14486         PR debug/48853
14487         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Pass mem_mode
14488         instead of mode as 3rd argument to recursive call.
14489         (mem_loc_descriptor) <case REG>: If POINTERS_EXTEND_UNSIGNED, don't
14490         emit DW_OP_GNU_regval_type if mode is Pmode and mem_mode is not
14491         VOIDmode.
14492         (mem_loc_descriptor) <case SYMBOL_REF>: If POINTERS_EXTEND_UNSIGNED,
14493         don't give up if mode is Pmode and mem_mode is not VOIDmode.
14494         (mem_loc_descriptor) <case CONST_INT>: If POINTERS_EXTEND_UNSIGNED,
14495         use int_loc_descriptor if mode is Pmode and mem_mode is not VOIDmode.
14496
14497 2011-05-05  Julian Brown  <julian@codesourcery.com>
14498
14499         * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
14500         parenthesis in D-register case.
14501
14502 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
14503
14504         * opt-functions.awk (var_type_struct): Handle Enum options.
14505         * optc-gen.awk: Don't check range of variables of character type.
14506         * config/rs6000/rs6000.c (rs6000_sched_insert_nops_str,
14507         rs6000_sched_costly_dep_str, rs6000_recip_name, rs6000_abi_name,
14508         rs6000_sdata_name, rs6000_explicit_options): Remove.
14509         (rs6000_option_override_internal): Check for -malign-power here.
14510         Use global_options_set instead of rs6000_explicit_options.
14511         (rs6000_parse_fpu_option): Remove.
14512         (rs6000_handle_option): Access variables via opts and opts_set
14513         pointers.  Use error_at and warning_at.  Add fall-through
14514         comments.  Don't handle OPT_mcmodel_, OPT_maix_struct_return,
14515         OPT_msvr4_struct_return, OPT_mvrsave, OPT_mspe, OPT_mcall_,
14516         OPT_msdata_, OPT_mtls_size_, OPT_mtraceback_, OPT_mfloat_gprs_,
14517         OPT_msched_costly_dep_, OPT_malign_ or OPT_mrecip_ explicitly
14518         here.  Don't use rs6000_parse_fpu_option.
14519         * config/rs6000/rs6000.h (fpu_type): Remove declaration.
14520         * config/rs6000/rs6000.opt (rs6000_long_double_type_size,
14521         rs6000_spe, rs6000_float_gprs): Remove TargetVariable entries.
14522         (mrecip=): Use Var.
14523         (mspe): Use Var and Save.
14524         (mtraceback=): Use Enum and Var.
14525         (rs6000_traceback_type): New Enum and EnumValue entries.
14526         (mfloat-gprs=): Use Enum, Var and Save.
14527         (rs6000_float_gprs): New Enum and EnumValue entries.
14528         (mlong-double-): use Var and Save.
14529         (msched-costly-dep=, minsert-sched-nops=): Use Var.
14530         (malign-): Use Enum and Var.
14531         (rs6000_alignment_flags): New Enum and EnumValue entries.
14532         (mfpu=): Use Enum.
14533         (fpu_type_t): New Enum and EnumValue entries.
14534         * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Use
14535         global_options_set instead of rs6000_explicit_options.
14536         * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Use
14537         global_options_set instead of rs6000_explicit_options.
14538         * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Use
14539         global_options_set instead of rs6000_explicit_options.
14540         * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Use
14541         global_options_set instead of rs6000_explicit_options.
14542         * config/rs6000/e500-double.h (SUB3TARGET_OVERRIDE_OPTIONS): Use
14543         global_options_set instead of rs6000_explicit_options.
14544         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
14545         global_options_set instead of rs6000_explicit_options.
14546         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Remove commented-out
14547         definition.
14548         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
14549         global_options_set instead of rs6000_explicit_options.
14550         * config/rs6000/linux64.opt (mcmodel=): Use Enum and Var.
14551         (rs6000_cmodel): New Enum and EnumValue entries.
14552         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
14553         global_options_set instead of rs6000_explicit_options.
14554         * config/rs6000/sysv4.opt (mcall-, msdata=): Use Var.
14555         (mtls-size=): Use Enum and Var.
14556         (rs6000_tls_size): New Enum and EnumValue entries.
14557
14558 2011-05-05  Michael Matz  <matz@suse.de>
14559
14560         * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
14561         * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
14562         * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
14563         * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
14564         * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
14565         * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
14566         * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
14567         * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
14568         * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
14569         * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
14570         * config/i386/gnu-user.h (ENDFILE_SPEC): Add Ofast.
14571         * config/i386/gnu-user64.h (ENDFILE_SPEC): Add Ofast.
14572         * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
14573         * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
14574         * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
14575         * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
14576
14577 2011-05-05  Richard Guenther  <rguenther@suse.de>
14578
14579         * expmed.c (expand_variable_shift): Rename to ...
14580         (expand_shift_1): ... this.  Take an expanded shift amount.
14581         For rotates recurse directly not building trees for the shift amount.
14582         (expand_variable_shift): Wrap around expand_shift_1.
14583         (expand_shift): Adjust.
14584
14585 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
14586
14587         * gimplify.c (create_tmp_var_raw): Don't call build_type_variant.
14588
14589 2011-05-05  Eric Botcazou  <ebotcazou@adacore.com>
14590
14591         * tree.h (get_pending_sizes): Remove prototype.
14592         (put_pending_size): Likewise.
14593         (put_pending_sizes): Likewise.
14594         * stor-layout.c (pending_sizes): Delete.
14595         (get_pending_sizes): Likewise.
14596         (put_pending_size): Likewise.
14597         (put_pending_sizes): Likewise.
14598         (variable_size): Do not call put_pending_size and tidy up.
14599         * function.h (struct function): Remove dont_save_pending_sizes_p.
14600         * lto-streamer-in.c (input_function): Do not stream it.
14601         * lto-streamer-out.c (output_function): Likewise.
14602         * tree-inline.c (initialize_cfun): Do not copy it.
14603         * c-decl.c (store_parm_decls): Do not set it.
14604         * omp-low.c (create_task_copyfn): Likewise.
14605         * tree-optimize.c (tree_rest_of_compilation): Likewise.
14606
14607 2011-05-05  Uros Bizjak  <ubizjak@gmail.com>
14608
14609         * config/i386/i386.md (*movdf_internal_rex64): Simplify nested "if"
14610         conditions.
14611         (*movdf_internal): Ditto.
14612         (*movdf_internal_nointeger): Ditto.
14613         (*movsf_internal): Ditto.
14614
14615 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
14616
14617         * c-decl.c (finish_decl): Don't call get_pending_sizes.
14618         (grokparm): Add parameter expr.  Pass it to grokdeclarator.
14619         (push_parm_decl): Add parameter expr.  Pass it to grokdeclarator.
14620         (c_variable_size): Remove.
14621         (grokdeclarator): Use save_expr instead of c_variable_size.  Don't
14622         call put_pending_sizes.
14623         (get_parm_info): Add parameter expr.  Use it to set
14624         arg_info->pending_sizes.
14625         (store_parm_decls): Use arg_info->pending_sizes instead or calling
14626         get_pending_sizes.
14627         * c-parser.c (c_parser_parms_declarator): Update call to
14628         c_parser_parms_list_declarator.
14629         (c_parser_parms_list_declarator): Take parameter expr.  Update
14630         call to push_parm_decl.  Update recursive call.  Don't call
14631         get_pending_sizes.  Update calls to get_parm_info.
14632         (c_parser_objc_method_definition): Update calls to
14633         c_parser_objc_method_decl and objc_start_method_definition.
14634         (c_parser_objc_methodproto): Update call to c_parser_objc_method_decl.
14635         (c_parser_objc_method_decl): Add parameter expr.  Update call to
14636         grokparm.
14637         (c_parser_objc_try_catch_finally_statement): Update call to grokparm.
14638         * c-tree.h (struct c_arg_info.pending_sizes): Change to a tree.
14639         (get_parm_info, grokparm, push_parm_decl): Update prototypes.
14640
14641 2011-05-05  Michael Hope  <michael.hope@linaro.org>
14642
14643         PR pch/45979
14644         * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for
14645         __ARM_EABI__ hosts.
14646
14647 2011-05-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14648
14649         * config/spu/spu.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
14650         (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
14651         (spu_output_mi_thunk): New function.
14652
14653 2011-05-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14654
14655         * config/sparc/sol2.h (ASM_OUTPUT_CALL): Use
14656         targetm.asm_out.print_operand.
14657         * config/sol2.c: Include target.h.
14658
14659 2011-05-04  Jan Hubicka  <jh@suse.cz>
14660
14661         * ipa-inline.c (reset_edge_caches): New function.
14662         (update_caller_keys): Add check_inlinablity_for; do not
14663         reset edge caches; remove now unnecesary loop.
14664         (update_callee_keys): Add comments; reset node_growth_cache of callee.
14665         (update_all_callee_keys): Likewise.
14666         (inline_small_functions): Sanity check cache; update code
14667         recomputing it.
14668
14669 2011-05-04  Bernd Schmidt  <bernds@codesourcery.com>
14670
14671         PR rtl-optimization/47612
14672         * df-problems.c (can_move_insns_across): Don't pick a cc0 setter
14673         as the last insn of the sequence to be moved.
14674
14675 2011-05-04  Tobias Burnus  <burnus@net-b.de>
14676
14677         PR fortran/48864
14678         * doc/invoke.texi (Ofast): Document that it
14679         enables Fortran's -fno-protect-parens.
14680
14681 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
14682
14683         * config/i386/i386.c (ix86_reorg): Run move_or_delete_vzeroupper first.
14684
14685 2011-05-04  Eric Botcazou  <ebotcazou@adacore.com>
14686
14687         * stor-layout.c (variable_size): Do not issue errors.
14688
14689 2011-05-04  Richard Guenther  <rguenther@suse.de>
14690
14691         * coverage.c (tree_coverage_counter_ref): Use integer_type_node
14692         for array-ref indices.
14693         (tree_coverage_counter_addr): Likewise.
14694         (build_fn_info_type): Use size_int for index types.
14695         (build_gcov_info): Likewise.
14696
14697 2011-05-04  Richard Guenther  <rguenther@suse.de>
14698
14699         * c-decl.c (check_bitfield_type_and_width): Do not pass NULL
14700         to build_int_cst.
14701         * c-typeck.c (really_start_incremental_init): Use bitsize_int
14702         for constructor indices.
14703         (push_init_level): Likewise.
14704
14705 2011-05-04  Richard Guenther  <rguenther@suse.de>
14706
14707         * explow.c (promote_mode): Move variable declarations before code.
14708
14709 2011-05-04  Nathan Froyd  <froydnj@codesourcery.com>
14710
14711         * tree.h (build_function_type_array): Declare.
14712         (build_varargs_function_type_array): Declare.
14713         (build_function_type_vec, build_varargs_function_type_vec): Define.
14714         * tree.c (build_function_type_array_1): New function.
14715         (build_function_type_array): New function.
14716         (build_varargs_function_type_array): New function.
14717
14718 2011-05-04  Richard Sandiford  <richard.sandiford@linaro.org>
14719
14720         * tree-vect-loop.c (vectorizable_reduction): Check reduction cost
14721         before setting STMT_VINFO_TYPE.
14722
14723 2011-05-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14724
14725         * config/spu/spu.c (spu_gimplify_va_arg_expr): Call pass_by_reference
14726         instead of spu_pass_by_reference.
14727
14728 2011-05-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
14729
14730         * calls.c (emit_library_call_value_1): Invoke
14731         promote_function_mode hook on libcall arguments.
14732         * explow.c (promote_function_mode, promote_mode): Handle TYPE
14733         argument being NULL.
14734         * targhooks.c (default_promote_function_mode): Lisewise.
14735         * config/s390/s390.c (s390_promote_function_mode): Likewise.
14736         * config/sparc/sparc.c (sparc_promote_function_mode): Likewise.
14737
14738         * doc/tm.texi: Document that TYPE argument might be NULL.
14739
14740 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
14741
14742         * config/bfin/bfin.c (bfin_cpus): Update silicon revisions.
14743
14744 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
14745
14746         From Bernd Schmidt
14747         * config/bfin/bfin.md (addsi3): Add an alternative for IREGS.
14748
14749 2011-05-04  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14750
14751         * config/alpha/alpha.h (CODE_MASK, MIPS_IS_STAB, MIPS_MARK_STAB)
14752         (MIPS_UNMARK_STAB, SHASH_SIZE, THASH_SIZE, ALIGN_SYMTABLE_OFFSET):
14753         Move ...
14754         * mips-tfile.c: ... here.
14755         Don't include coretypes.h, tm.h, filenames.h.
14756         (saber_stop): Remove definition and all calls.
14757         [__SABER__]: Remove.
14758         (__LINE__): Remove default.
14759         (Size_t, Ptrdiff_t): Remove definitions.
14760         Replace by size_t, ptrdiff_t.
14761         [!MIPS_DEBUGGING_INFO]: Remove.
14762         (SHASH_SIZE, THASH_SIZE): Remove defaults.
14763         (progname): Add const.
14764         (STATIC): Remove.
14765         Replace all uses by static.
14766         (ALIGN_SYMTABLE_OFFSET): Remove default.
14767         * mips-tdump.c: Don't include coretypes.h, tm.h.
14768         Remove !MIPS_IS_STAB guard.
14769         * Makefile.in (mips-tfile.o): Remove $(RTL_H), coretypes.h,
14770         $(TM_H), filenames.h dependencies.
14771         (mips-tdump.o): Remove $(RTL_H), coretypes.h, $(TM_H) dependencies.
14772
14773 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
14774
14775         From Jie Zhang
14776         *config/bfin/bfin.c (bfin_extra_live_on_entry): New.
14777         (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
14778
14779 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
14780
14781         From Bernd Schmidt
14782         * config/bfin/bfin.h (FUNCTION_PROFILER): Take TARGET_LONG_CALLS into
14783         account and save/restore RETS.
14784         (PROFILE_BEFORE_PROLOGUE): Define.
14785         (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add tab character.  Correct
14786         the push insn to use predecrement.
14787
14788 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
14789
14790         From Jie Zhang
14791         * config/bfin/bfin.c (bfin_expand_prologue): Don't clobber P2.
14792
14793 2011-05-04  Nick Clifton  <nickc@redhat.com>
14794
14795         * config/mn10300/mn10300.c: Include cfgloop.h.
14796         (DUMP): New macro.
14797         (mn10300_insert_setlb_lcc): New function.  Inserts a SETLB and a
14798         Lcc or a FLcc insn into the instruction stream.
14799         (mn10300_block_contains_call): New function.  Returns true if the
14800         given basic block contains a CALL insn.
14801         (mn10300_loop_contains_call_insn): New function.  Returns true if
14802         the given loop contains a CALL insn.
14803         (mn10300_scan_for_setlb_lcc): New function.  Finds opportunities
14804         to use the SETLB and Lcc or FLcc insns.
14805         (mn10300_reorg): Invoke mn10300_scan_for_setlb_lcc when optimizing.
14806         (TARGET_FLAGS): Add MASK_ALLOW_SETLB.
14807         * config/mn10300/mn10300.opt (msetlb): New option.  Used to
14808         disable the SETLB optimization.
14809         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Add
14810         __SETLB__ or __NO_SETLB__.
14811         * config/mn10300/mn10300.md (UNSPEC_SETLB): New constant.
14812         (movsf_internal): Handle MDR register.
14813         (cmpsi): Make visible.
14814         (setlb): New pattern.
14815         (Lcc): New pattern.
14816         (FLcc): New pattern.
14817
14818 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
14819
14820         PR target/48860
14821         * config/i386/i386.md (*movdi_internal_rex64) Use %vmovd
14822         for reg<->xmm moves.
14823         * config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
14824         (vec_concatv2di_rex64_sse): Ditto.
14825         (*sse2_storeq_rex64): Do not emit %v prefix for mov{q} mnemonic.
14826         (*vec_extractv2di_1_rex64): Ditto.
14827
14828         Revert:
14829         2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
14830
14831         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
14832         reg<->xmm moves.
14833         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.
14834
14835 2011-05-04  Richard Guenther  <rguenther@suse.de>
14836
14837         * tree.h (int_const_binop): Remove notrunc argument.
14838         * fold-const.c (int_const_binop): Remove notrunc argument.  Always
14839         create integer constants that are properly truncated.
14840         (extract_muldiv_1): Expand one notrunc int_const_binop caller.
14841         (const_binop): Remove zero notrunc argument to int_const_binop.
14842         (size_binop_loc): Likewise.
14843         (fold_div_compare): Likewise.
14844         (maybe_canonicalize_comparison_1): Likewise.
14845         (fold_comparison): Likewise.
14846         (fold_binary_loc): Likewise.
14847         (multiple_of_p): Likewise.
14848         * expr.c (store_constructor): Likewise.
14849         * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
14850         (maybe_fold_stmt_addition): Likewise.
14851         * ipa-prop.c (ipa_modify_call_arguments): Likewise.
14852         * stor-layout.c (layout_type): Likewise.
14853         * tree-data-ref.c (tree_fold_divides_p): Likewise.
14854         * tree-sra.c (build_ref_for_offset): Likewise.
14855         (build_user_friendly_ref_for_offset): Likewise.
14856         * tree-ssa-address.c (maybe_fold_tmr): Likewise.
14857         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
14858         * tree-ssa-loop-niter.c (inverse): Likewise.
14859         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
14860         * tree-ssa.c (maybe_rewrite_mem_ref_base): Likewise.
14861         * tree-switch-conversion.c (check_range): Likewise.
14862         (build_constructors): Likewise.
14863         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
14864         * tree-vrp.c (set_and_canonicalize_value_range): Likewise.
14865         (extract_range_from_assert): Likewise.
14866         (vrp_int_const_binop): Likewise.
14867         (extract_range_from_binary_expr): Likewise.
14868         (extract_range_from_unary_expr): Likewise.
14869         (check_array_ref): Likewise.
14870         (find_case_label_range): Likewise.
14871         (simplify_div_or_mod_using_ranges): Likewise.
14872         * tree-cfg.c (group_case_labels_stmt): Use double-ints for
14873         comparing case labels for merging.
14874
14875 2011-05-03  Mark Wielaard  <mjw@redhat.com>
14876
14877         * dwarf2out.c (debug_str_hash_forced): Removed.
14878         (gen_label_for_indirect_string): Removed.
14879         (get_debug_string_label): Removed.
14880         (AT_string_form): Generate label directly.
14881         (output_indirect_string): Test indirect_string_node for
14882         DW_FORM_strp instead of checking label and refcount.
14883         (prune_indirect_string): Removed.
14884         (prune_unused_types): Don't check debug_str_hash_forced or
14885         call prune_indirect_string.
14886
14887 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
14888
14889         PR other/48093
14890         * doc/invoke.texi: Document -mtls-dialect and GCC_COMPARE_DEBUG.
14891
14892 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
14893
14894         PR debug/47994
14895         PR debug/47919
14896         * combine.c (try_combine): Skip debug insns at m_split tests.
14897
14898 2011-04-26  Mark Wielaard  <mjw@redhat.com>
14899
14900         PR42288
14901         * dwarf2out.c (dwarf2out_finish): Always call output_aranges ()
14902         when info_section_emitted.
14903
14904 2011-05-03  Joseph Myers  <joseph@codesourcery.com>
14905
14906         * config/mips/mips-opts.h: New.
14907         * config/mips/mips.c (enum mips_r10k_cache_barrier_setting): Move
14908         to mips-opts.h.
14909         (mips_abi, mips_code_readable, mips_r10k_cache_barriee): Remove.
14910         (mips_handle_option): Don't handle OPT_mabi_, OPT_mcode_readable_
14911         or OPT_mr10k_cache_barrier_ here.  Access mips_cache_flush_func
14912         via opts pointer.
14913         * config/mips/mips.h (enum mips_code_readable_setting): Move to
14914         mips-opts.h.
14915         (mips_abi, mips_code_readable): Don't declare.
14916         * config/mips/mips.opt (config/mips/mips-opts.h): New HeaderInclude.
14917         (mabi=): Use Enum and Var.
14918         (mips_abi): New Enum and EnumValue entries.
14919         (mcode-readable=): Use Enum and Var.
14920         (mips_code_readable_setting): New Enum and EnumValue entries.
14921         (mr10k-cache-barrier=): Use Enum and Var.
14922         (mips_r10k_cache_barrier_setting): New Enum and EnumValue entries.
14923
14924 2011-05-03  Jan Hubicka  <jh@suse.cz>
14925
14926         * cgraph.h (cgraph_node_set_def, varpool_node_set_def): Move out of GTY;
14927         replace hash by pointer map.
14928         (cgraph_node_set_element_def, cgraph_node_set_element,
14929         const_cgraph_node_set_element, varpool_node_set_element_def,
14930         varpool_node_set_element, const_varpool_node_set_element): Remove.
14931         (free_cgraph_node_set, free_varpool_node_set): New function.
14932         (cgraph_node_set_size, varpool_node_set_size): Use vector size.
14933         * tree-emutls.c: Free varpool node set.
14934         * ipa-utils.c (cgraph_node_set_new, cgraph_node_set_add,
14935         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
14936         debug_cgraph_node_set, free_cgraph_node_set, varpool_node_set_new,
14937         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
14938         dump_varpool_node_set, free_varpool_node_set, debug_varpool_node_set):
14939         Move here from ipa.c; implement using pointer_map
14940         * ipa.c (cgraph_node_set_new, cgraph_node_set_add,
14941         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
14942         debug_cgraph_node_set, varpool_node_set_new,
14943         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
14944         dump_varpool_node_set, debug_varpool_node_set):
14945         Move to ipa-uitls.c.
14946         * passes.c (ipa_write_summaries): Update.
14947
14948 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
14949
14950         From Mike Frysinger:
14951         * config/bfin/bfin.c (bfin_cpus[]): Add 0.4 for
14952         bf542/bf544/bf547/bf548/bf549.
14953
14954 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
14955
14956         * expmed.c (extract_bit_field_1): Remove write-only variable "icode".
14957
14958 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
14959
14960         From Bernd Schmidt:
14961         * config/bfin/bfin.md (MOVCC): New mode_macro.
14962         (mov<mode>cc_insn1, mov<mode>cc_insn2, mov<mode>cc): Renamed from
14963         movsicc_insn1, movsicc_insn2 and movsicc and macroized.  Remove
14964         comments from generated assembly.
14965
14966 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
14967
14968         From Bernd Schmidt
14969         * config/bfin/t-bfin (LIB1ASMFUNCS): Add muldi3 and umulsi3_highpart.
14970         * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add muldi3.
14971         * config/bfin/t-bfin-linux (LIB1ASMFUNCS): Add muldi3.
14972         * config/bfin/t-bfin-uclinux (LIB1ASMFUNCS): Add muldi3.
14973         * config/bfin/lib1funcs.asm (___muldi3): New function.
14974
14975 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
14976
14977         * config/stormy16/stormy16 (xstormy16_init_builtins): Call
14978         build_function_type_list instead of build_function_type.
14979         Rearrange initialization of `args' to do so.
14980
14981 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
14982
14983         * config/i386/i386.c (ix86_code_end): Call build_function_type_list
14984         instead of build_function_type.
14985
14986 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
14987
14988         * config/rs6000/rs6000.c (spe_init_builtins): Call
14989         build_function_type_list instead of build_function_type.
14990         (paired_init_builtins, altivec_init_builtins): Likewise.
14991         (builtin_function_type): Likewise.
14992
14993 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
14994
14995         * config/sh/sh.c (sh_media_init_builtins): Call
14996         build_function_type_list instead of build_function_type.
14997
14998 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
14999
15000         * config/sparc/sparc.c (sparc_file_end): Call
15001         build_function_type_list instead of build_function_type.
15002
15003 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
15004
15005         * config/alpha/alpha.c (alpha_init_builtins): Call
15006         build_function_type_list instead of build_function_type.
15007
15008 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
15009
15010         * config/xtensa/xtensa.c (xtensa_init_builtins): Call
15011         build_function_type_list instead of build_function_type.
15012
15013 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
15014
15015         * config/iq2000/i2000.c (iq2000_init_builtins): Call
15016         build_function_type_list instead of build_function_type.
15017         Delete `endlink' variable.
15018
15019 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
15020
15021         * config/avr/avr.c (avr_init_builtins): Call
15022         build_function_type_list instead of build_function_type.
15023
15024 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
15025
15026         * config/picochip/picochip.c (picochip_init_builtins): Call
15027         build_function_type_list instead of build_function_type.
15028         Delete `endlink' variable.
15029
15030 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
15031
15032         * config/bfin/bfin.c (bfin_init_builtins): Call
15033         build_function_type_list instead of build_function_type.
15034
15035 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
15036
15037         From Bernd Schmidt
15038         * config/bfin/bfin.md (rotrsi, rotlsi): Don't take INTVAL of anything
15039         that's not CONST_INT.  Seemingly redundant check is due to PR39768.
15040
15041 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
15042
15043         From Jie Zhang:
15044         * config/bfin/uclinux.h (LINK_GCC_C_SEQUENCE_SPEC): Make sure
15045         libbffastfp overrides libgcc when -mfast-fp.
15046
15047 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
15048
15049         Originally from Bernd Schmidt
15050         * config/bfin/uclinux.h (SUBTARGET_FDPIC_NOT_SUPPORTED): New macro.
15051         * config/bfin/bfin.c (override_options): Test it and error if
15052         TARGET_FDPIC.
15053
15054 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
15055
15056         Originally From Bernd Schmidt
15057         * config/bfin/bfin.c (override_options): Disable -fstack-limit for
15058         FD-PIC.
15059
15060 2011-05-03  Jeff Law  <law@redhat.com>
15061
15062         * tree-ssa-threadupdate.c (THREAD_TARGET): define.
15063         (remove_ctrl_stmt_and_useless_edges): Clear AUX field of outgoing edges.
15064         (craete_edge_and_update_destination_phis): Use THREAD_TARGET rather
15065         than accessing AUX field directly.  Free the AUX field before
15066         clearing it.
15067         (thread_block, thread_through_loop_header): Likewise.
15068         (thread_single_edge, mark_threaded_blocks): Likewise.
15069         (redirect_edges): Delay clearing the AUX field.  Free the AUX field.
15070         (register_jump_thread): Do not attempt to thread to a NULL edge.
15071
15072 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
15073
15074         * function.c (init_function_start): Call decide_function_section.
15075         * varasm.c (decide_function_section): New function.
15076         (assemble_start_function): When not using
15077         flag_reorder_blocks_and_partition, don't compute in_cold_section_p
15078         or first_function_block_is_cold.
15079         * rtl.h (decide_function_section): Declare.
15080
15081 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
15082             Jakub Jelinek  <jakub@redhat.com>
15083
15084         PR target/48774
15085         * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
15086         only succeed if req_mode is the same as set_mode.
15087
15088 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
15089
15090         * gengenrtl.c (special_rtx): PC, CC0 and RETURN are special.
15091         * genemit.c (gen_exp): Handle RETURN.
15092         * emit-rtl.c (verify_rtx_sharing): Likewise.
15093         (init_emit_regs): Create pc_rtx, ret_rtx and cc0_rtx specially.
15094         * rtl.c (copy_rtx): RETURN is shared.
15095         * rtl.h (enum global_rtl_index): Add GR_RETURN.
15096         (ret_rtx): New.
15097         * jump.c (redirect_exp_1): Don't use gen_rtx_RETURN.
15098         * config/s390/s390.c (s390_emit_epilogue): Likewise.
15099         * config/rx/rx.c (gen_rx_rtsd_vector): Likewise.
15100         * config/cris/cris.c (cris_expand_return): Likewise.
15101         * config/m68k/m68k.c (m68k_expand_epilogue): Likewise.
15102         * config/rs6000/rs6000.c (rs6000_make_savres_rtx,
15103         rs6000_emit_epilogue, rs6000_output_mi_thunk): Likewise.
15104         * config/picochip/picochip.c (picochip_expand_epilogue): Likewise.
15105         * config/h8300/h8300.c (h8300_push_pop, h8300_expand_epilogue):
15106         Likewise.
15107         * config/v850/v850.c (expand_epilogue): Likewise.
15108         * config/bfin/bfin.c (bfin_expand_call): Likewise.
15109         * config/arm/arm.md (epilogue): Likewise.
15110         * config/mn10300/mn10300.c (mn10300_expand_epilogue): Likewise.
15111         * config/sparc/sparc.c (sparc_struct_value_rtx): Rename ret_rtx
15112         variable to ret_reg.
15113
15114 2011-05-03  Richard Guenther  <rguenther@suse.de>
15115
15116         PR lto/48846
15117         * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
15118         Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
15119         * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
15120
15121 2011-05-03  Richard Guenther  <rguenther@suse.de>
15122
15123         * c-decl.c (grokdeclarator): Instead of looking at
15124         TREE_OVERFLOW check if the constant fits in the index type.
15125
15126 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
15127
15128         * config/arm/neon.md (vec_load_lanes<mode><mode>): New expanders,
15129         (vec_store_lanes<mode><mode>): Likewise.
15130
15131 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
15132
15133         * doc/md.texi (vec_load_lanes, vec_store_lanes): Document.
15134         * optabs.h (COI_vec_load_lanes, COI_vec_store_lanes): New
15135         convert_optab_index values.
15136         (vec_load_lanes_optab, vec_store_lanes_optab): New convert optabs.
15137         * genopinit.c (optabs): Initialize the new optabs.
15138         * internal-fn.def (LOAD_LANES, STORE_LANES): New internal functions.
15139         * internal-fn.c (get_multi_vector_move, expand_LOAD_LANES)
15140         (expand_STORE_LANES): New functions.
15141         * tree.h (build_array_type_nelts): Declare.
15142         * tree.c (build_array_type_nelts): New function.
15143         * tree-vectorizer.h (vect_model_store_cost): Add a bool argument.
15144         (vect_model_load_cost): Likewise.
15145         (vect_store_lanes_supported, vect_load_lanes_supported)
15146         (vect_record_strided_load_vectors): Declare.
15147         * tree-vect-data-refs.c (vect_lanes_optab_supported_p)
15148         (vect_store_lanes_supported, vect_load_lanes_supported): New functions.
15149         (vect_transform_strided_load): Split out statement recording into...
15150         (vect_record_strided_load_vectors): ...this new function.
15151         * tree-vect-stmts.c (create_vector_array, read_vector_array)
15152         (write_vector_array, create_array_ref): New functions.
15153         (vect_model_store_cost): Add store_lanes_p argument.
15154         (vect_model_load_cost): Add load_lanes_p argument.
15155         (vectorizable_store): Try to use store-lanes functions for
15156         interleaved stores.
15157         (vectorizable_load): Likewise load-lanes and loads.
15158         * tree-vect-slp.c (vect_get_and_check_slp_defs): Update call
15159         to vect_model_store_cost.
15160         (vect_build_slp_tree): Likewise vect_model_load_cost.
15161
15162 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
15163
15164         * hooks.h (hook_bool_mode_uhwi_false): Declare.
15165         * hooks.c (hook_bool_mode_uhwi_false): New function.
15166         * target.def (array_mode_supported_p): New hook.
15167         * doc/tm.texi.in (TARGET_ARRAY_MODE_SUPPORTED_P): Add @hook.
15168         * doc/tm.texi: Regenerate.
15169         * stor-layout.c (mode_for_array): New function.
15170         (layout_type): Use it.
15171         * config/arm/arm.c (arm_array_mode_supported_p): New function.
15172         (TARGET_ARRAY_MODE_SUPPORTED_P): Define.
15173
15174 2011-05-03  Eric Botcazou  <ebotcazou@adacore.com>
15175
15176         PR target/48723
15177         * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
15178         for -fstack-check if the size to allocate is negative.
15179
15180 2011-05-02  Lawrence Crowl  <crowl@google.com>
15181
15182         * timevar.h (timevar_cond_start): Remove unused POP_TIMEVAR_AND_RETURN.
15183         (timevar_cond_start): New for starting a timer only when it is not
15184         already running.
15185         (timevar_cond_stop): New for stopping a timer when it was not already
15186         running.
15187
15188         * timevar.c (timevar_stop): Enable start/stop timers to start again.
15189         (timevar_cond_start): New as above.
15190         (timevar_cond_stop): New as above.
15191
15192         * timevar.def: Add start/stop timers for compiler phases,
15193         TV_PHASE_SETUP, TV_PHASE_PARSING, TV_PHASE_DEFERRED, TV_PHASE_CGRAPH,
15194         TV_PHASE_DBGINFO (C), TV_PHASE_CHECK_DBGINFO (C++), TV_PHASE_GENERATE,
15195         and TV_PHASE_FINALIZE.
15196         Change push/pop timer TV_PARSE to TV_PARSE_GLOBAL.
15197         Add push/pop timers TV_PARSE_STRUCT, TV_PARSE_ENUM, TV_PARSE_FUNC,
15198         TV_PARSE_INLINE, TV_PARSE_INMETH, TV_TEMPLATE_INST.
15199         Change push/pop timer TV_NAME_LOOKUP into a start/stop timer.
15200         Make unused TV_OVERLOAD into a start/stop timer.
15201
15202         Remove unused timers TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION.
15203         Mark the strings for TV_NAME_LOOKUP and TV_OVERLOAD with a "|"
15204         to indicate that they are start/stop timers.
15205
15206         * toplev.c (compile_file): Change TV_PARSE to TV_PARSE_GLOBAL.
15207         Add start/stop timers TV_PHASE_PARSING and TV_PHASE_GENERATE.
15208         Move initialization to do_compile.
15209         (do_compile): Add initialization from above.
15210         Add start/stop timers TV_PHASE_SETUP and TV_PHASE_FINALIZE.
15211
15212         * c-decl.c (c_write_global_declarations): Add start/stop of
15213         TV_PHASE_DEFERRED, TV_PHASE_CGRAPH, TV_PHASE_DBGINFO.
15214
15215         * c-parser.c (c_parser_declaration_or_fndef): Push/pop TV_PARSE_FUNC
15216         or TV_PARSE_INLINE, as appropriate.
15217         (c_parser_enum_specifier): Push/pop TV_PARSE_ENUM.
15218         (c_parser_struct_or_union_specifier): Push/pop TV_PARSE_STRUCT.
15219
15220 2011-05-02  Jason Merrill  <jason@redhat.com>
15221
15222         PR c++/40975
15223         * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
15224
15225 2011-05-02  Simon Martin  <simartin@users.sourceforge.net>
15226
15227         PR c/35445
15228         * c-decl.c (finish_decl): Only create a composite if the types are
15229         compatible.
15230
15231 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
15232
15233         * config/fr30/fr30-protos.h (Mmode): Don't define.
15234         * config/m32r/m32r-protos.h (Mmode): Don't define.  Expand
15235         definition where used.
15236         * config/mn10300/mn10300-protos.h (Mmode, Cstar, Rclas): Don't
15237         define.  Expand definitions where used.
15238         * config/rx/rx-protos.h (Mmode, Fargs, Rcode): Don't define.
15239         Expand definitions where used.
15240         * config/rx/rx.c (rx_is_legitimate_address, rx_function_arg_size,
15241         rx_function_arg, rx_function_arg_advance,
15242         rx_function_arg_boundary): Expand definitions of those macros.
15243         * config/v850/v850-protos.h (Mmode): Don't define.  Expand
15244         definition where used.
15245
15246 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
15247
15248         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
15249         reg<->xmm moves.
15250         (*mov<mode>_internal): Merge with *mov<mode>_internal_avx.
15251         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.  Merge
15252         with *movv2sf_internal_rex64_avx.
15253         (*movv2sf_internal): Merge with *movv2sf_internal_avx.
15254         * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
15255         Use %v prefix in insn mnemonic to handle TARGET_AVX.
15256         (*movdi_internal): Add "isa" attribute.  Use "maybe_vex" instead of
15257         "vex" in "prefix" attribute calculation.
15258         (*movdf_internal): Output AVX mnemonics.  Add "prefix" attribute.
15259
15260 2011-05-02  Stuart Henderson  <shenders@gcc.gnu.org>
15261
15262         PR target/47951
15263         * config/bfin/bfin.md (loop_end): Use matching constraints to ensure
15264         inputs match the output.
15265
15266 2011-05-02  Andreas Schwab  <schwab@linux-m68k.org>
15267
15268         PR target/47955
15269         * config/m68k/m68k.c (m68k_expand_prologue): Set
15270         current_function_static_stack_size.
15271
15272 2011-05-02   Jan Hubicka  <jh@suse.cz>
15273
15274         * lto-streamer.c (lto_streamer_cache_insert_1,
15275         lto_streamer_cache_lookup, lto_streamer_cache_create,
15276         lto_streamer_cache_delete): Use pointer map instead of hashtable.
15277         * lto-streamer.h (lto_streamer_cache_d): Turn node_map into pointer_map.
15278
15279 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
15280
15281         * config/m68k/genopt.sh, config/m68k/m68k-isas.def,
15282         config/m68k/m68k-microarchs.def, config/m68k/m68k-opts.h,
15283         config/m68k/t-opts: New files.
15284         * config/m68k/m68k-tables.opt: New file (generated).
15285         * config.gcc (fido-*-*, m68k-*-*): Add m68k/m68k-tables.opt to
15286         extra_options and m68k/t-opts to tmake_file.
15287         * config/m68k/m68k.c (m68k_library_id_string): More to m68k.opt.
15288         (all_isas): Initialize using m68k-isas.def.
15289         (all_microarchs): Initialize using m68k-microarchs.def.
15290         (m68k_find_selection): Remove.
15291         (m68k_handle_option): Don't assert that global structures are in
15292         use.  Use error_at.  Access variables via opts pointer.  Don't
15293         handle -march=, -mcpu= and -mtune= here.  Set gcc_options fields
15294         directly for -m68020-40 and -m68020-60.
15295         (m68k_option_override): Set m68k_arch_entry, m68k_cpu_entry and
15296         m68k_tune_entry here.
15297         * config/m68k/m68k.h (enum uarch_type, enum target_device): Move
15298         to m68k-opts.h.
15299         (m68k_library_id_string): Remove declaration.
15300         * config/m68k/m68k.opt (config/m68k/m68k-opts.h): New HeaderInclude.
15301         (m68k_library_id_string): New Variable.
15302         (march=, mcpu=, mtune=): Use Enum and Var.
15303
15304 2011-05-02  Richard Guenther  <rguenther@suse.de>
15305
15306         * varasm.c (output_constructor_regular_field): Compute zero-based
15307         index with double-ints.  Make sure to ICE instead of producing
15308         wrong code.
15309         * cgraph.c (cgraph_add_thunk): Do not create new tree nodes
15310         in asserts.  Properly use a signed type.
15311
15312 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
15313
15314         * config/i386/sse.md (V): New mode iterator.
15315         (V_128): Rename from SSEMODE.  Make V2DF mode conditional on
15316         TARGET_SSE2.
15317         (V_256): Rename from AVX256MODE.
15318         (VF): Make V4SF mode unconditional.  Add TARGET_SSE instruction
15319         condition to all users.
15320         (VF1): Ditto.
15321         (VF2): Make V2DF mode unconditional.  Add TARGET_SSE2 instruction
15322         condition to all users.
15323         (VF_128): Make V4SF mode unconditional.
15324         (VF_256): Rename from AVX256MODEF2P.
15325         (VI4F_128): Rename from SSEMODE4S.
15326         (VI8F_128): Rename from SSEMODE2D.
15327         (VI4F_256): Rename from AVX256MODE8P.
15328         (VI8F_256): Rename from AVX256MODE4P.
15329         (avxsizesuffix): Add V16HI, V4DI, V8HI and V2DI modes.
15330         (ssescalarmodesuffix): Remove SF and DF modes.
15331         (SSEMODE124): Remove.
15332         (SSEMODE1248): Ditto.
15333         (SSEMODEF2P): Ditto.
15334         (AVXMODEF2P): Ditto.
15335         (AVXMODEFDP): Ditto.
15336         (AVXMODEFSP): Ditto.
15337         (VEC_EXTRACT_MODE): Make V16QI, V8HI, V4SI, V2DI, V4SF and V2DF modes
15338         unconditional.
15339         (VEC_EXTRACT_EVENODD_MODE): Rename from SSEMODE_EO.  Make V4SF mode
15340         unconditional.
15341         (xop_pcmov_<mode><avxsizesuffix>): Merge from xop_pcmov_<mode> and
15342         xop_pcmov_<mode>256.  Use V mode iterator.
15343
15344         Adjust RTX patterns globally for renamed mode attributes.
15345
15346 2011-05-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15347
15348         * haifa-sched.c (sched_emit_insn): Emit insn before first
15349         non-scheduled insn.  Inform back-end about new insn.  Add
15350         new insn to scheduled_insns list.
15351
15352 2011-05-02  Richard Guenther  <rguenther@suse.de>
15353
15354         PR tree-optimization/48822
15355         * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
15356         (process_scc): Indicate which iteration we start.
15357
15358 2011-05-02  Jan Hubicka  <jh@suse.cz>
15359
15360         * lto-section-in.c (lto_input_1_unsigned): Move to lto-streamer.h
15361         (lto_section_overrun): New.
15362         * lto-section-out.c (append_block): Rename to ...
15363         (lto_append_block): ... this one; export.
15364         (lto_output_1_stream): Move lto lto-streamer.h
15365         (lto_output_data_stream): Update.
15366         * lto-streamer.h (lto_section_overrun, lto_append_block): Declare.
15367         (lto_output_1_stream, lto_input_1_unsigned): Turn into inline
15368         functions.
15369
15370 2011-05-02  Richard Guenther  <rguenther@suse.de>
15371
15372         * tree.c (tree_code_counts): New global array.
15373         (record_node_allocation_statistics): Count individual tree codes.
15374         (dump_tree_statistics): Dump individual code stats.
15375
15376 2011-05-01  Jan Hubicka  <jh@suse.cz>
15377
15378         * ipa-inline.c (caller_growth_limits): Fix thinko when
15379         looking for largest stack frame.
15380         * ipa-inline.h (dump_inline_summary): Declare.
15381         * ipa-inline-analysis.c (dump_inline_edge_summary): Dump info
15382         on stack usage.
15383         (dump_inline_summary): Export.
15384         (debug_inline_summary): Declare as DEBUG_FUNCTION.
15385
15386 2011-05-01  Anatoly Sokolov  <aesok@post.ru>
15387
15388         * reginfo.c (memory_move_cost): Change rclass argument type form
15389         'enum reg_class' to reg_class_t.
15390         * reload.h (memory_move_cost): Update prototype.
15391         * postreload.c reload_cse_simplify_set): Change type dclass var to
15392         reg_class_t.
15393         * ira-int.h (ira_allocate_cost_vector, ira_free_cost_vector):
15394         Update prototype.
15395         (ira_allocate_and_set_costs): Change aclass argument type form
15396         'enum reg_class' to reg_class_t.
15397         * ira-build.c (ira_allocate_cost_vector, ira_free_cost_vector):
15398         Change aclass argument type to reg_class_t.
15399         (update_conflict_hard_reg_costs): Change type aclass and pref vars
15400         to reg_class_t.
15401         * gcc/ira.c (setup_class_subset_and_memory_move_costs): Adjust
15402         memory_move_cost call.
15403
15404         * config/ia64/ia64.c (ia64_register_move_cost): Remove 'from' and
15405         'to' local var. Rename from_i and to_i arguments to 'from' and 'to'.
15406         Change type tmp var to reg_class_t.
15407
15408 2011-04-30  Jan Hubicka  <jh@suse.cz>
15409
15410         * ipa-inline.c (can_inline_edge_p): Disregard limits when
15411         inlining into function with flatten attribute.
15412         (want_inline_small_function_p): Be more realistic about inlining
15413         cold calls where callee size grows.
15414
15415 2011-04-30  Jan Hubicka  <jh@suse.cz>
15416
15417         * cgraph.c (cgraph_create_virtual_clone): Clear constructor/destructor
15418         flags.
15419
15420 2011-04-30  Anatoly Sokolov  <aesok@post.ru>
15421
15422         * config/sparc/sparc.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
15423         PRINT_OPERAND_PUNCT_VALID_P): Remove.
15424         * config/sparc/sparc-protos.h (print_operand): Remove declaration.
15425         * config/sparc/sparc.c (TARGET_PRINT_OPERAND_PUNCT_VALID_P,
15426         TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
15427         (print_operand): Rename to...
15428         (sparc_print_operand): ...this. Make static. Adjust
15429         sparc_print_operand function call.
15430         (sparc_print_operand_punct_valid_p, sparc_print_operand_address): New
15431         functions.
15432
15433 2011-04-30  Jan Hubicka  <jh@suse.cz>
15434
15435         PR middle-end/48752
15436         * ipa-inline.c (early_inliner): Disable when doing late
15437         addition of function.
15438
15439 2011-04-30  Jakub Jelinek  <jakub@redhat.com>
15440
15441         * dwarf2out.c (get_address_mode): New inline.
15442         (mem_loc_descriptor): Add MEM_MODE parameter, adjust recursive calls,
15443         if not dwarf_strict emit
15444         DW_OP_GNU_{{const,regval,deref}_type,convert,reinterpret} when
15445         desirable.  Handle FLOAT_EXTEND, FLOAT_TRUNCATE, FLOAT,
15446         UNSIGNED_FLOAT, FIX and UNSIGNED_FIX.  Just return NULL for
15447         FMA, STRICT_LOW_PART, CONST_VECTOR and CONST_FIXED.
15448         (dwarf2out_frame_debug_cfa_expression, reg_loc_descriptor,
15449         dw_loc_list_1, cst_pool_loc_descr, loc_list_from_tree): Adjust
15450         mem_loc_descriptor callers.
15451         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
15452         output_loc_operands_raw, hash_loc_operands, compare_loc_operands):
15453         Handle DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
15454         DW_OP_GNU_deref_type, DW_OP_GNU_convert and DW_OP_GNU_reinterpret.
15455         (base_types): New variable.
15456         (get_base_type_offset, calc_base_type_die_sizes,
15457         base_type_for_mode, mark_base_types, base_type_cmp,
15458         move_marked_base_types): New functions.
15459         (calc_die_sizes): Assert that die_offset is 0 or equal to
15460         next_die_offset.
15461         (loc_descriptor): Only handle here lowpart SUBREGs of REG, for
15462         others defer to mem_loc_descriptor.  Adjust mem_loc_descriptor
15463         callers.  If not dwarf_strict, call mem_loc_descriptor even for
15464         non-MODE_INT modes or MODE_INT modes larger than DWARF2_ADDR_SIZE.
15465         (gen_subprogram_die): Don't give up on call site parameters
15466         with non-integral or large integral modes.  Adjust
15467         mem_loc_descriptor callers.
15468         (prune_unused_types): Call prune_unused_types_mark on base_types
15469         vector entries.
15470         (resolve_addr): Call mark_base_types.
15471         (dwarf2out_finish): Call move_marked_base_types.
15472
15473         PR tree-optimization/48809
15474         * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
15475         type.
15476         (gen_inbound_check): Don't compute index_expr - range_min in utype
15477         again, instead reuse SSA_NAME initialized in build_arrays.
15478         Remove two useless gsi_for_stmt calls.
15479
15480 2011-04-29  Jeff Law  <law@redhat.com>
15481
15482         * tree-ssa-threadedge.c (thread_across_edge): Add missing return.
15483
15484 2011-04-29  Martin Jambor  <mjambor@suse.cz>
15485
15486         * cgraph.h (cgraph_postorder): Remove declaration.
15487         * ipa-utils.h (ipa_free_postorder_info): Declare.
15488         (ipa_reverse_postorder): Likewise.
15489         * cgraphunit.c: Include ipa-utils.h.
15490         (cgraph_expand_all_functions): Update call to ipa_reverse_postorder.
15491         * ipa-inline.c: Include ipa-utils.h.
15492         (ipa_inline): Update call to ipa_reverse_postorder.
15493         * ipa-pure-const.c (propagate_pure_const): Update call to
15494         ipa_reduced_postorder and ipa_print_order.  Call
15495         ipa_free_postorder_info to clean up.
15496         (propagate_nothrow): Likewise.
15497         * ipa-reference.c (propagate): Removed a useless call to
15498         ipa_utils_reduced_inorder, updated a call to ipa_reduced_postorder
15499         and ipa_print_order.  Call ipa_free_postorder_info to clean up.
15500         * ipa.c: Include ipa-utils.h.
15501         (ipa_profile): Update call to ipa_reverse_postorder.
15502         (cgraph_postorder): Moved to...
15503         * ipa-utils.c (ipa_reverse_postorder): ...here and renamed.
15504         (ipa_utils_print_order): Renamed to ipa_print_order.
15505         (ipa_utils_reduced_inorder): Renamed to ipa_reduced_postorder. Updated
15506         comments.
15507         (ipa_free_postorder_info): New function.
15508         * passes.c: Include ipa-utils.h.
15509         (do_per_function_toporder): Update call to ipa_reverse_postorder.
15510         (ipa_write_summaries): Likewise.
15511         * Makefile.in (passes.o): Add IPA_UTILS_H to dependencies.
15512         (cgraphunit.o): Likewise.
15513         (ipa.o): Likewise.
15514         (ipa-inline.o): Likewise.
15515
15516 2011-04-29  Jan Hubicka  <jh@suse.cz>
15517
15518         * gcc.dg/tree-ssa/inline-10.c: New testcase.
15519         * gcc.dg/tree-ssa/inline-9.c: Disable partial inlining.
15520         * ipa-inline.h (clause_t): Turn into unsigned int.
15521         * ipa-inline-analysis.c (add_clause): Do more simplification.
15522         (and_predicates): Shortcut more cases.
15523         (predicates_equal_p): Move forward; check that clauses are properly
15524         ordered.
15525         (or_predicates): Shortcut more cases.
15526         (edge_execution_predicate): Rewrite as...
15527         (set_cond_stmt_execution_predicate): ... this function; handle
15528         __builtin_constant_p.
15529         (set_switch_stmt_execution_predicate): New .
15530         (compute_bb_predicates): New.
15531         (will_be_nonconstant_predicate): Update TODO.
15532         (estimate_function_body_sizes): Use compute_bb_predicates
15533         and free them later, always try to estimate if stmt is constant.
15534         (estimate_time_after_inlining, estimate_size_after_inlining):
15535         Gracefully handle optimized out edges.
15536         (read_predicate): Fix off by one error.
15537
15538 2011-04-29  Nicola Pero  <nicola.pero@meta-innovation.com>
15539
15540         * Makefile.in (ENABLE_MAINTAINER_RULES): New.
15541
15542 2011-04-27  Xinliang David Li  <davidxl@google.com>
15543
15544         * tree-profile.c (init_ic_make_global_vars): Set
15545         tls attribute on ic vars.
15546         * coverage.c (coverage_end_function): Initialize
15547         function_list with zero.
15548
15549 2011-04-29  Richard Guenther  <rguenther@suse.de>
15550
15551         * builtins.c (fold_builtin_classify_type): Use integer_type_node
15552         for the type of the result.
15553         (fold_builtin_isascii): Likewise.
15554         (fold_builtin_toascii): Use integer_type_node where appropriate.
15555         (fold_builtin_logb): Likewise.
15556         (fold_builtin_frexp): Likewise.
15557         (fold_builtin_strstr): Likewise.
15558         (fold_builtin_strpbrk): Likewise.
15559         (fold_builtin_fputs): Likewise.
15560         (fold_builtin_sprintf): Likewise.
15561         (fold_builtin_snprintf): Likewise.
15562         (fold_builtin_printf): Likewise.
15563         (do_mpfr_remquo): Use a proper type for the assigned constant.
15564         (do_mpfr_lgamma_r): Likewise.
15565         * dwarf2out.c (resolve_one_addr): Use size_int.
15566         * except.c (init_eh): Likewise.
15567         (assign_filter_values): Use integer_type_node for filter values.
15568         (sjlj_emit_dispatch_table): Use integer_type_node for dispatch
15569         indices.
15570         * tree-cfg.c (move_stmt_eh_region_tree_nr): Use integer_type_node
15571         for EH region numbers.
15572         * tree-vrp.c (simplify_div_or_mod_using_ranges): Use integer_type_node
15573         for the shift amount.
15574
15575 2011-04-29  Richard Guenther  <rguenther@suse.de>
15576
15577         * expr.h (expand_shift): Rename to ...
15578         (expand_variable_shift): ... this.
15579         (expand_shift): Take a constant shift amount.
15580         * expmed.c (expand_shift): Rename to ...
15581         (expand_variable_shift): ... this.
15582         (expand_shift): New wrapper around expand_variable_shift.
15583         * expr.c (convert_move, emit_group_load_1, emit_group_store,
15584         optimize_bitfield_assignment_op, store_field, expand_expr_real_2,
15585         expand_expr_real_1, reduce_to_bit_field_precision): Adjust.
15586         * expmed.c (store_fixed_bit_field, extract_bit_field_1,
15587         extract_fixed_bit_field, extract_split_bit_field, expand_mult_const,
15588         expand_mult, expand_widening_mult, expand_mult_highpart_adjust,
15589         extract_high_half, expand_sdiv_pow2, expand_divmod, emit_cstore,
15590         emit_store_flag_1, emit_store_flag): Likewise.
15591         * builtins.c (expand_builtin_signbit): Likewise.
15592         * calls.c (load_register_parameters): Likewise.
15593         * function.c (assign_parm_setup_block): Likewise.
15594         * lower-subreg.c (resolve_shift_zext): Likewise.
15595         * optabs.c (widen_bswap, expand_abs_nojump,
15596         expand_one_cmpl_abs_nojump, expand_float): Likewise.
15597         * spu/spu.c (spu_expand_extv): Likewise.
15598         * sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
15599
15600 2011-04-29  Richard Guenther  <rguenther@suse.de>
15601
15602         * tree-inline.c (remap_eh_region_tree_nr): Use integer_type_node
15603         for the remapped region number.
15604         * predict.c (build_predict_expr): Use integer_type_node for the
15605         predict kind.
15606         * fold-const.c (fold_binary_loc): Use integer_type_node for
15607         the shift amount.  Use a proper type for the PLUS_EXPR operand.
15608
15609 2011-04-29  Michael Matz  <matz@suse.de>
15610
15611         * lto-streamer.c (lto_streamer_cache_insert_1): Accept to override
15612         other trees that just builtins.
15613         (lto_record_common_node): Don't leave NULL TYPE_CANONICAL.
15614
15615 2011-04-29  Richard Guenther  <rguenther@suse.de>
15616
15617         * tree-nested.c (get_trampoline_type): Use size_int.
15618         (get_nl_goto_field): Likewise.
15619         * tree-eh.c (lower_try_finally_switch): Use integer_type_node
15620         for all indexes.
15621         (lower_eh_constructs_2): Likewise.
15622         (lower_resx): Likewise.
15623         (lower_eh_dispatch): Likewise.
15624         * tree-mudflap.c (mf_build_string): Use size_int.
15625         (mudflap_register_call): Use integer_type_node for the flag.
15626         (mudflap_enqueue_constant): Use size_int.
15627         * tree-chrec.c (reset_evolution_in_loop): Copy CHREC_VAR
15628         instead of rebuilding it.
15629
15630 2011-04-29  Richard Guenther  <rguenther@suse.de>
15631
15632         * tree-ssa-structalias.c (get_fi_for_callee): Restructure.
15633         Handle OBJ_TYPE_REF.
15634         (find_func_aliases_for_call): Use it more consistently.
15635
15636 2011-04-29  Alexandre Oliva  <aoliva@redhat.com>
15637
15638         * haifa-sched.c (last_nondebug_scheduled_insn): New.
15639         (rank_for_schedule): Use it.
15640         (schedule_block): Set it.
15641
15642 2011-04-28  David Li  <davidxl@google.com>
15643
15644         * tree.c (crc32_string): Use crc32_byte.
15645         (crc32_byte): New function.
15646         * tree.h (crc32_byte): New function.
15647         * gcov.c (read_graph_file): Handle new cfg_cksum.
15648         (read_count_file): Ditto.
15649         * profile.c (instrument_values): Ditto.
15650         (get_exec_counts): Ditto.
15651         (read_profile_edge_counts): Ditto.
15652         (compute_branch_probabilities): Ditto.
15653         (compute_value_histograms): Ditto.
15654         (branch_prob): Ditto.
15655         (end_branch_prob): Ditto.
15656         * coverage.c (read_counts_file): Ditto.
15657         (get_coverage_counts): Ditto.
15658         (tree_coverage_counter_addr): Ditto.
15659         (coverage_checksum_string): Ditto.
15660         (coverage_begin_output): Ditto.
15661         (coverage_end_function): Ditto.
15662         (build_fn_info_type): Ditto.
15663         (build_fn_info_value): Ditto.
15664         * libgcov.c (gcov_exit): Ditto.
15665         * gcov-dump.c (tag_function): Ditto.
15666         (compute_checksum): Remove.
15667
15668 2011-04-29  Alan Modra  <amodra@gmail.com>
15669
15670         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
15671         unspec plus offset.  Tidy macho code.
15672
15673 2011-04-29  Martin Jambor  <mjambor@suse.cz>
15674
15675         * cgraphunit.c (cgraph_preserve_function_body_p): Accept a cgraph
15676         node instead of a decl.  Update all callers.
15677         * cgraph.h: Update declaration.
15678
15679 2011-04-28  Ira Rosen  <ira.rosen@linaro.org>
15680
15681         PR tree-optimization/48765
15682         * tree-vectorizer.h (vect_make_slp_decision): Return bool.
15683         * tree-vect-loop.c (vect_analyze_loop_operations): Add new argument
15684         to indicate if loop aware SLP is being used.  Scan the statements
15685         and update the vectorization factor according to the type of
15686         vectorization before statement analysis.
15687         (vect_analyze_loop_2): Get a return value from vect_make_slp_decision,
15688         pass it to vect_analyze_loop_operations.
15689         (vectorizable_reduction): Set number of copies to 1 in case of pure
15690         SLP statement.
15691         * tree-vect-stmts.c (vectorizable_conversion,
15692         vectorizable_assignment, vectorizable_shift,
15693         vectorizable_operation, vectorizable_type_demotion,
15694         vectorizable_type_promotion, vectorizable_store, vectorizable_load):
15695         Likewise.
15696         (vectorizable_condition): Move the check that it is not SLP
15697         vectorization before the number of copies check.
15698         * tree-vect-slp.c (vect_make_slp_decision): Return TRUE if decided
15699         to vectorize the loop using SLP.
15700
15701 2011-04-28  Jakub Jelinek  <jakub@redhat.com>
15702
15703         PR middle-end/48597
15704         * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
15705         inline asm.
15706
15707 2011-04-28  Joseph Myers  <joseph@codesourcery.com>
15708
15709         * config.gcc (*-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* |
15710         *-*-kopensolaris*-gnu): Don't define SINGLE_LIBC.
15711         (i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
15712         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
15713         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Don't use
15714         linux*.h headers.
15715         * config/gnu-user.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Define.
15716         * config/i386/gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
15717         * config/i386/kfreebsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
15718         * config/i386/knetbsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
15719         * config/i386/kopensolaris-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
15720         * config/i386/linux-unwind.h (x86_fallback_frame_state): Don't use
15721         REG_NAME.
15722         * config/i386/linux.h (REG_NAME): Don't define.
15723         * config/i386/linux64.h (REG_NAME): Don't define.
15724         * config/linux.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS):
15725         Undefine before defining.
15726
15727 2011-04-28  Jan Hubicka  <jh@suse.cz>
15728
15729         * ipa-inline-analysis.c (will_be_nonconstant_predicate): Take
15730         nonconstant_names array.
15731         (estimate_function_body_sizes): Build nonconstant_names array; handle
15732         BUILT_IN_CONSTANT_P.
15733
15734 2011-04-28  Richard Guenther  <rguenther@suse.de>
15735
15736         PR bootstrap/48804
15737         Revert
15738         2011-04-28  Richard Guenther  <rguenther@suse.de>
15739
15740         * tree-ssa-structalias.c (solve_constraints): Build succ graph
15741         as late as possible.
15742
15743 2011-04-28  Richard Guenther  <rguenther@suse.de>
15744
15745         * tree-ssa-structalias.c (dump_constraint): Don't end the line.
15746         (debug_constraint): Do it here.
15747         (dump_constraints): And here.
15748         (rewrite_constraints): And here.
15749         (dump_constraint_edge): Remove.
15750         (dump_constraint_graph): Rewrite to produce DOT output.
15751         (solve_constraints): Build succ graph as late as possible.
15752         Dump constraint graphs before and after solving.
15753
15754 2011-04-28  Richard Guenther  <rguenther@suse.de>
15755
15756         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
15757         New function split out from ...
15758         (find_func_aliases): ... here.  Call it.
15759         (find_func_aliases_for_call): Likewise.
15760
15761 2011-04-27  Gabriel Dos Reis  <gdr@integrable-solutions.net>
15762
15763         * internal-fn.h (internal_fn_name_array): Declare.
15764         (internal_fn_flags_array): Likewise.
15765
15766 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
15767
15768         * config/i386/i386.md (ssemodesuffix):  Merge with ssevecsize,
15769         ssemodefsuffix, ssescalarmodesuffix and avxmodesuffixp.
15770         Move from sse.md.
15771         (ssemodefsuffix): Remove.
15772         (ssevecmodesuffix): New mode attribute.
15773         (fix_trunc<mode>di_sse, fix_trunc<mode>si_sse,
15774         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
15775         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
15776         *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
15777         *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit, setcc_<mode>_sse,
15778         *sqrt<mode>2_sse, sse4_1_round<mode>2, <smaxmin:code><mode>3,
15779         *ieee_smin<mode>3, *ieee_smax<mode>3): Adjust assembler templates for
15780         ssemodesuffix mode attribute.
15781         (float splitters): Use ssevecmodesuffix mode attribute.
15782         * config/i386/sse.md (ssescalarmode): Merge with avxscalarmode.
15783         (sseinsmode): Rename from avxvecmode.
15784         (avxsizesuffix): Rename from avxmodesuffix.
15785         (sseintvecmode): Rename from avxpermvecmode.
15786         (ssedoublevecmode): Rename from ssedoublesizemode.
15787         (ssehalfvecmode): Rename from avxhalfvecmode.
15788         (ssescalarmode): Rename from avxscalarmode.
15789         (<sse>_comi, <sse>_ucomi, sse4a_movnt<mode>): Adjust assembler
15790         templates for ssemodesuffix mode attribute.
15791         (*andnot<mode>3, *<any_logic:code><mode>3): Use ssevecmodesuffix
15792         mode attribute.
15793
15794         Adjust RTX patterns globally for renamed mode attributes.
15795
15796 2011-04-27  Jan Hubcika  <jh@suse.cz>
15797
15798         * ipa-inline.h (struct inline_edge_summary): Add predicate pointer.
15799         * ipa-inline-analysis.c: Include alloc-pool.h.
15800         (edge_predicate_pool): New.
15801         (trye_predicate_p): New function
15802         (false_predicate_p): New function.
15803         (add_clause): Sanity check that false clauses are "optimized";
15804         never add clauses to predicate that is already known to be false.
15805         (and_predicate): Use flase_predicate_p.
15806         (evaulate_predicate): Rename to ...
15807         (evaluate_predicate): ... this one; update all callers; assert
15808         that false is not listed among possible truths.
15809         (dump_predicate): Use true_predicate_p.
15810         (account_size_time): Use false_predicate_p.
15811         (evaulate_conditions_for_edge): Rename to ...
15812         (evaluate_conditions_for_edge) ... this one.
15813         (edge_set_predicate): New function.
15814         (inline_edge_duplication_hook): Duplicate edge predicates.
15815         (inline_edge_removal_hook): Free edge predicates.
15816         (dump_inline_edge_summary): Add INFO parameter; dump edge predicates.
15817         (dump_inline_summary): Update.
15818         (estimate_function_body_sizes): Set edge predicates.
15819         (estimate_calls_size_and_time): Handle predicates.
15820         (estimate_callee_size_and_time): Update.
15821         (remap_predicate): Add toplev_predicate; update comment.
15822         (remap_edge_predicates): New function.
15823         (inline_merge_summary): Compute toplev predicate; update.
15824         (read_predicate): New function.
15825         (read_inline_edge_summary): Use it.
15826         (inline_read_section): Likewise.
15827         (write_predicate): New function.
15828         (write_inline_edge_summary): Use it.
15829         (inline_write_summary): Likewise.
15830         (inline_free_summary): Free alloc pool and edge summary vec.
15831
15832 2011-04-27  Richard Guenther  <rguenther@suse.de>
15833
15834         * tree-ssa-structalias.c (changed_count): Remove.
15835         (changed): Use a bitmap.
15836         (unify_nodes): Adjust.
15837         (do_sd_constraint): Likewise.
15838         (do_ds_constraint): Likewise.
15839         (do_complex_constraint): Likewise.
15840         (solve_graph): Likewise.
15841
15842 2011-04-27  Jan Hubicka  <jh@suse.cz>
15843
15844         * cgraphunit.c (cgraph_process_new_functions): Fix ordering issue.
15845
15846 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
15847
15848         * config/i386/predicates.md (avx_vpermilp_*_operand): Remove.
15849         (avx_vperm2f128_*_operand): Ditto.
15850         * config/i386/sse.md (*avx_vpermilp<mode>): Remove operand2 predicate.
15851         Use avx_vpermilp_parallel in insn condition.
15852         (*avx_vperm2f128<mode>_nozero): Remove operand3 predicate.
15853         Use avx_vperm2f128_parallel in insn condition.
15854
15855 2011-04-27  Richard Guenther  <rguenther@suse.de>
15856
15857         * Makefile.in (tree-ssa-structalias.o): Remove
15858         gt-tree-ssa-structalias.h dependency.
15859         (GTFILES): Remove tree-ssa-structalias.c.
15860         * tree.c (allocate_decl_uid): New function.
15861         (make_node_stat): Use it.
15862         (copy_node_stat): Likewise.
15863         * tree.h (allocate_decl_uid): Declare.
15864         * tree-ssa-alias.h (delete_alias_heapvars): Remove.
15865         * tree-ssa.c (delete_tree_ssa): Do not call delete_alias_heapvars.
15866         * tree-flow.h (struct var_ann_d): Remove is_heapvar flag.
15867         * tree-ssa-live.c (remove_unused_locals): Do not check is_heapvar flag.
15868         * tree-ssa-structalias.c (heapvar_for_stmt): Remove.
15869         (struct heapvar_map): Likewise.
15870         (heapvar_map_eq, heapvar_map_hash, heapvar_lookup,
15871         heapvar_insert): Likewise.
15872         (make_heapvar_for): Rename to ...
15873         (make_heapvar): ... this.  Simplify.
15874         (fake_var_decl_obstack): New global var.
15875         (build_fake_var_decl): New function.
15876         (make_constraint_from_heapvar): Adjust.
15877         (handle_lhs_call): Likewise.
15878         (create_function_info_for): Likewise.
15879         (intra_create_variable_infos): Likewise.
15880         (init_alias_vars): Allocate fake_var_decl_obstack.
15881         (init_alias_heapvars, delete_alias_heapvars): Remove.
15882         (compute_points_to_sets): Do not call init_alias_heapvars.
15883         (ipa_pta_execute): Likewise.
15884         (delete_points_to_sets): Free fake_var_decl_obstack.
15885
15886 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15887
15888         * config/spu/divmovti4.c (union qword_UTItype): New data type.
15889         (si_from_UTItype, si_to_UTItype): New functions.
15890         (__udivmodti4): Use them to implement type-punning.
15891         * config/spu/multi3.c (union qword_TItype): New data type.
15892         (si_from_TItype, si_to_TItype): New functions.
15893         (__multi3): Use them to implement type-punning.
15894
15895 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15896
15897         * config/spu/spu.c (spu_expand_epilogue): Do not emit barrier.
15898
15899 2011-04-27  Jan Hubicka  <jh@suse.cz>
15900
15901         * ipa-prop.c (function_insertion_hook_holder): New holder.
15902         (ipa_add_new_function): New function.
15903         (ipa_register_cgraph_hooks, ipa_unregister_cgraph_hooks):
15904         Register/deregister holder.
15905
15906 2011-04-27  Richard Guenther  <rguenther@suse.de>
15907
15908         PR tree-optimization/48772
15909         * tree-ssa-pre.c (eliminate): Update call stmts after elimination only.
15910
15911 2011-04-27  Richard Guenther  <rguenther@suse.de>
15912
15913         * tree-ssa-alias.c (indirect_refs_may_alias_p): Fix
15914         TARGET_MEM_REF handling.
15915
15916 2011-04-27  Nick Clifton  <nickc@redhat.com>
15917
15918         * config/frv/frv.h (enum reg_class): Delete EVEN_ACC_REGS,
15919         ACC_REGS, FEVEN_REGS, FPR_REGS, EVEN_REGS.
15920         (REG_CLASS_NAMES): Likewise.
15921         (REG_CLASS_CONTENTS): Likewise.
15922         (EVEN_ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
15923         (ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
15924         (FEVEN_REGS): New macro.  Alias for QUAD_ACC_REGS.
15925         (FPR_REGS): New macro.  Alias for QUAD_ACC_REGS.
15926         (EVEN_REGS): New macro.  Alias for QUAD_REGS.
15927         * config/frv/frv.c (frv_secondary_reload_class): Remove use of
15928         duplicate register classes.
15929         (frv_class_likely_spilled_p): Likewise.
15930         (frv_register_move_cost): Likewise.
15931
15932         * config/mcore/mcore.h (REGNO_REG_CLASS): Do not index beyond the
15933         end of the regno_reg_class array.
15934
15935 2011-04-27  Jakub Jelinek  <jakub@redhat.com>
15936
15937         PR c/48742
15938         * c-typeck.c (build_binary_op): Don't wrap arguments if
15939         int_operands is true.
15940
15941 2011-04-26  Kaz Kojima  <kkojima@gcc.gnu.org>
15942
15943         PR target/48767
15944         * config/sh/sh.c (sh_gimplify_va_arg_expr): Don't call
15945         targetm.calls.must_pass_in_stack for void type.
15946
15947 2011-04-26  Jan Hubicka  <jh@suse.cz>
15948
15949         * cgraphbuild.c (build_cgraph_edges): Update call
15950         of cgraph_create_edge and cgraph_create_indirect_edge.
15951         * cgraph.c (cgraph_create_edge_including_clones,
15952         cgraph_create_edge_1, cgraph_allocate_init_indirect_info,
15953         cgraph_update_edges_for_call_stmt_node): Do not take nest
15954         argument; do not initialize call_stmt_size/time.
15955         (dump_cgraph_node): Do not dump nest.
15956         (cgraph_clone_edge): Do not take loop_nest argument;
15957         do not propagate it; do not clone call_stmt_size/time.
15958         (cgraph_clone_node): Likewise.
15959         (cgraph_create_virtual_clone): Update.
15960         * cgraph.h (struct cgraph_edge): Remove
15961         call_stmt_size/call_stmt_time/loop_nest.
15962         (cgraph_create_edge, cgraph_create_indirect_edge,
15963         cgraph_create_edge_including_clones, cgraph_clone_node): Update
15964         prototype.
15965         * tree-emutls.c (gen_emutls_addr): Update.
15966         * ipa-inline-transform.c (update_noncloned_frequencies): Do not handle
15967         loop_nest; handle indirect calls, too.
15968         (clone_inlined_nodes): Do not care about updating inline summaries.
15969         * cgraphunit.c (cgraph_copy_node_for_versioning): Update.
15970         * lto-cgraph.c (lto_output_edge, input_node, input_edge): Do not
15971         stream call_stmt_size/call_stmt_time/loop_nest.
15972         * ipa-inline.c (edge_badness): Update.
15973         (ipa_inline): dump summaries after inlining.
15974         * ipa-inline.h (struct inline_edge_summary, inline_edge_summary_t):
15975         New.
15976         (inline_edge_summary): New function.
15977         * ipa-inline-analysis.c (edge_duplication_hook_holder): New holder.
15978         (inline_edge_removal_hook): Handle edge summaries.
15979         (inline_edge_duplication_hook): New hook.
15980         (inline_summary_alloc): Alloc hooks.
15981         (initialize_growth_caches): Do not register removal hooks.
15982         (free_growth_caches); Do not free removal hook.
15983         (dump_inline_edge_summary): New function.
15984         (dump_inline_summary): Use it.
15985         (estimate_function_body_sizes, estimate_edge_size_and_time): Update.
15986         (inline_update_callee_summaries): New function.
15987         (inline_merge_summary): Use it.
15988         (do_estimate_edge_time, do_estimate_edge_growth): Update.
15989         (read_inline_edge_summary): New function.
15990         (inline_read_section): Use it.
15991         (write_inline_edge_summary): New function.
15992         (inline_write_summary): Use it.
15993         (inline_free_summary): Free edge new holders.
15994         * tree-inline.c (copy_bb): Update.
15995
15996 2011-04-26  Jason Merrill  <jason@redhat.com>
15997
15998         * tree-eh.c (lower_try_finally_switch): Create the label along with
15999         the CASE_LABEL_EXPR.
16000
16001 2011-04-26  David S. Miller  <davem@davemloft.net>
16002             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16003
16004         * configure.ac (gcc_cv_as_sparc_gotdata_op): Specify alignment.
16005         * configure: Regenerate.
16006
16007 2011-04-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
16008
16009         PR target/48258
16010         * config/rs6000/vector.md (UNSPEC_REDUC): New unspec for vector
16011         reduction.
16012         (VEC_reduc): New code iterator and splitters for vector reduction.
16013         (VEC_reduc_name): Ditto.
16014         (VEC_reduc_rtx): Ditto.
16015         (reduc_<VEC_reduc_name>_v2df): Vector reduction expanders for VSX.
16016         (reduc_<VEC_reduc_name>_v4sf): Ditto.
16017
16018         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
16019         support for extracting SF on VSX.
16020
16021         * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): New insn for
16022         generating xscvspdp.
16023         (vsx_extract_v4sf): New insn to extract SF from V4SF vector.
16024         (vsx_reduc_<VEC_reduc_name>_v2df): New insns and splitters for
16025         double add, minimum, maximum vector reduction.
16026         (vsx_reduc_<VEC_reduc_name>_v4sf): Ditto.
16027         (vsx_reduc_<VEC_reduc_name>_v2df2_scalar): New combiner insn to
16028         optimize double vector reduction.
16029         (vsx_reduc_<VEC_reduc_name>_v4sf_scalar): Ditto.
16030
16031 2011-04-26  Joseph Myers  <joseph@codesourcery.com>
16032
16033         * config/fr30/fr30.h (inhibit_libc): Don't define.
16034         * config/m32r/m32r-protos.h: Correct comment.
16035         * config/v850/v850.h (GHS_default_section_names,
16036         GHS_current_section_names): Use tree, not union tree_node *.
16037
16038 2011-04-26  Xinliang David Li  <davidxl@google.com>
16039
16040         * tree-ssa-uninit.c (warn_uninitialized_phi): Pass warning code.
16041         * c-family/c-opts.c (c_common_handle_option): Set
16042         warn_maybe_uninitialized.
16043         * opts.c (common_handle_option): Ditto.
16044         * common.opt:  New option.
16045         * tree-ssa.c (warn_uninit): Add one more parameter.
16046         (warn_uninitialized_var): Pass warning code.
16047         * tree-flow.h: Interface change.
16048
16049 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16050
16051         * config/mips/iris6.h (LOCAL_LABEL_PREFIX): Don't test TARGET_NEWABI.
16052         (WINT_TYPE_SIZE): Use INT_TYPE_SIZE.
16053         (TARGET_OS_CPP_BUILTINS): Remove TARGET_IRIX6 guards.
16054
16055 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16056
16057         * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Remove.
16058         * config/mips/mips.opt (mmips-tfile): Remove.
16059
16060         * doc/install.texi (Specific, mips-*-*): Move mips-tfile,
16061         mips-tdump reference to ...
16062         (Specific, alpha*-dec-osf5.1): ... here.  Adapt for Tru64 UNIX.
16063         * doc/trouble.texi (Cross-Compiler Problems): Replace MIPS
16064         reference by Tru64 UNIX.
16065
16066 2011-04-26  Jakub Jelinek  <jakub@redhat.com>
16067
16068         PR debug/48768
16069         * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
16070         is error_mark_node, set value to NULL.
16071
16072         PR tree-optimization/48734
16073         * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
16074         if return value from maybe_fold_*_comparsions isn't something
16075         the code is prepared to handle.
16076
16077 2011-04-26  Uros Bizjak  <ubizjak@gmail.com>
16078
16079         * config/i386/predicates.md (ext_QIreg_operand): Remove extra
16080         mode check.
16081         (ext_QIreg_nomode_operands): Remove.
16082         * config/i386/i386.md (*anddi_1): Use ext_QIreg_operand.
16083         (*andsi_1): Ditto.
16084         (*andhi_1): Ditto.
16085
16086 2011-04-26  Andrew Stubbs  <ams@codesourcery.com>
16087
16088         * config/arm/arm.c (arm_gen_constant): Remove can_negate_initial.
16089
16090 2011-04-26  Richard Guenther  <rguenther@suse.de>
16091
16092         * c-typeck.c (build_unary_op): Do not expand array-refs via
16093         pointer arithmetic.  Only adjust qualifiers for function types.
16094
16095 2011-04-26  Richard Guenther  <rguenther@suse.de>
16096
16097         PR middle-end/48694
16098         * tree.h (OEP_CONSTANT_ADDRESS_OF): New operand_equal_flag.
16099         * fold-const.c (operand_equal_p): For TREE_CONSTANT ADDR_EXPRs
16100         compare the operands with OEP_CONSTANT_ADDRESS_OF.  Treat trees
16101         with TREE_SIDE_EFFECTS equal when OEP_CONSTANT_ADDRESS_OF is set.
16102
16103 2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>
16104
16105         * doc/extend.texi: Document __underlying_type.
16106
16107 2011-04-25  Segher Boessenkool  <segher@kernel.crashing.org>
16108
16109         * config/rs6000/titan.md (automata_option "progress"): Remove.
16110
16111 2011-04-25  Jeff Law  <law@redhat.com>
16112
16113         * tree-vrp.c (identify_jump_threads): Handle GIMPLE_SWITCH too.
16114
16115 2011-04-25  Jan Kratochvil  <jan.kratochvil@redhat.com>
16116
16117         * system.h (ENUM_BITFIELD): Remove.
16118
16119 2011-04-25  Maxim Kuvyrkov  <maxim@codesourcery.com>
16120             Eric Botcazou  <ebotcazou@adacore.com>
16121
16122         * combine.c (combine_simplify_rtx): Avoid mis-simplifying conditionals
16123         for STORE_FLAG_VALUE==-1 case.
16124
16125 2011-04-24  Richard Sandiford  <richard.sandiford@linaro.org>
16126
16127         PR target/43804
16128         * config/m68k/constraints.md (T): Allow PIC operands that satisfy
16129         LEGITIMATE_PIC_OPERAND_P.
16130
16131 2011-04-24  Jan Hubicka  <jh@suse.cz>
16132
16133         * ipa-prop.c (ipa_propagate_indirect_call_infos): Remove obsolette
16134         WPA hack.
16135         * ipa-prop.h (ipa_get_param, ipa_is_param_used,
16136         ipa_param_cannot_devirtualize_p, ipa_param_types_vec_empty,
16137         ipa_get_ith_jump_func, ipa_get_lattice): Fortify array bounds.
16138         * ipa-inline-analysis.c (add_clause): Fix clause ordering.
16139         (and_predicates, or_predicates, predicates_equal_p, evaulate_predicate):
16140         Sanity check predicate length.
16141         (remap_predicate): Likewise; sanity check jump functions.
16142         (inline_read_section, inline_write_summary): Sanity check
16143         predicate length.
16144
16145 2011-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
16146
16147         PR other/48748
16148         * doc/extend.texi (Type Traits): Document __is_standard_layout,
16149         __is_literal_type, and __is_trivial; update throughout about
16150         possibly cv-qualified void types.
16151
16152 2011-04-24  Gerald Pfeifer  <gerald@pfeifer.com>
16153
16154         * doc/sourcebuild.texi (Ada Tests): Adjust reference to ACATS
16155         testsuite and make it version agnostic.
16156
16157 2011-04-22  Jan Hubicka  <jh@suse.cz>
16158
16159         * ipa-inline-analysis.c (inline_write_summary): Fix thinko.
16160
16161 2011-04-23  Jakub Jelinek  <jakub@redhat.com>
16162
16163         PR c/48685
16164         * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
16165         to VOID_TYPE even around MODIFY_EXPR.
16166
16167 2011-04-22  Mike Stump  <mikestump@comcast.net>
16168
16169         * gensupport.c (read_md_rtx): Fix typo in comment.
16170         * config/cris/cris.opt (moverride-best-lib-options): Fix typo in
16171         comment.
16172
16173 2011-04-22  Jan Hubicka  <jh@suse.cz>
16174
16175         * gengtype.c (open_base_files): Add ipa-inline.h include.
16176         * ipa-cp.c (ipcp_get_lattice, ipcp_lattice_from_jfunc): Move to
16177         ipa-prop.c; update all uses.
16178         * ipa-prop.c: (ipa_get_lattice, ipa_lattice_from_jfunc): ... here.
16179         * ipa-inline-transform.c (inline_call): Use inline_merge_summary to
16180         merge summary of inlined function into former caller.
16181         * ipa-inline.c (max_benefit): Remove.
16182         (edge_badness): Compensate for removal of benefits.
16183         (update_caller_keys): Use
16184         reset_node_growth_cache/reset_edge_growth_cache.
16185         (update_callee_keys): Likewise.
16186         (update_all_callee_keys): Likewise.
16187         (inline_small_functions): Do not collect max_benefit; do not reset
16188         estimated_growth; call free_growth_caches and initialize_growth_caches.
16189         * ipa-inline.h (struct condition, type clause_t, struct predicate,
16190         struct size_time_entry): New structures.
16191         (INLINE_SIZE_SCALE, INLINE_TIME_SCALE, MAX_CLAUSES): New constants.
16192         (inline_summary): Remove size_inlining_benefit, time_inlining_benefit
16193         and estimated_growth.
16194         (edge_growth_cache_entry): New structure.
16195         (node_growth_cache, edge_growth_cache): New global vars.
16196         (estimate_growth): Turn into inline.
16197         (inline_merge_summary, do_estimate_edge_growth, do_estimate_edge_time,
16198         initialize_growth_caches, free_growth_caches): Declare.
16199         (estimate_edge_growth): Rewrite.
16200         (estimate_edge_time): Implement as inline cache lookup.
16201         (reset_node_growth_cache, reset_edge_growth_cache): New inline
16202         functions.
16203         (MAX_TIME): Reduce to allow multiplicatoin by INLINE_SIZE_SCALE.
16204         (NUM_CONDITIONS): New constant.
16205         (predicate_conditions): New enum.
16206         (IS_NOT_CONSTANT): New constant.
16207         (edge_removal_hook_holder): New var.
16208         (node_growth_cache, edge_growth_cache): New global vars.
16209         (true_predicate, single_cond_predicate, false_predicate,
16210         not_inlined_predicate, add_condition, add_clause, and_predicates,
16211         or_predicates, predicates_equal_p, evaulate_predicate, dump_condition,
16212         dump_clause, dump_predicate, account_size_time,
16213         evaulate_conditions_for_edge): New functions.
16214         (inline_summary_alloc): Move to heap.
16215         (inline_node_removal_hook): Clear condition and entry vectors.
16216         (inline_edge_removal_hook): New function.
16217         (initialize_growth_caches, free_growth_caches): New function.
16218         (dump_inline_summary): Update.
16219         (edge_execution_predicate): New function.
16220         (will_be_nonconstant_predicate): New function.
16221         (estimate_function_body_sizes): Compute BB and constantness predicates.
16222         (compute_inline_parameters): Do not clear estimated_growth.
16223         (estimate_edge_size_and_time): New function.
16224         (estimate_calls_size_and_time): New function.
16225         (estimate_callee_size_and_time): New function.
16226         (remap_predicate): New function.
16227         (inline_merge_summary): New function.
16228         (do_estimate_edge_time): New function based on...
16229         (estimate_edge_time): ... this one.
16230         (do_estimate_edge_growth): New function.
16231         (do_estimate_growth): New function based on....
16232         (estimate_growth): ... this one.
16233         (inline_analyze_function): Analyze after deciding on jump functions.
16234         (inline_read_section): New function.
16235         (inline_read_summary): Use it.
16236         (inline_write_summary): Write all the new data.
16237         * ipa-prop.c (ipa_get_param_decl_index): Export.
16238         (ipa_lattice_from_jfunc): Move here from ipa-cp.c
16239         * ipa-prop.h (ipa_get_param_decl_index, ipa_lattice_from_jfunc):
16240         Declare.
16241         (ipa_get_lattice): Move here from ipa-cp.c
16242         * Makefile.in (GTFILES): Add ipa-inline.h and ipa-inline-analysis.c
16243         * params.def (PARAM_EARLY_INLINING_INSNS): Set to 11.
16244         * cgraph.h (cgraph_clone_inlined_nodes, compute_inline_parameters,
16245         cgraph_edge_inlinable_p): Remove.
16246         * cgraphunit.c: Include ipainline.h
16247         (cgraph_process_new_functions): Update call of
16248         compute_inline_parameters.
16249
16250 2011-04-22  Richard Guenther  <rguenther@suse.de>
16251
16252         * tree.c (build_int_cst): Properly create canonicalized integer
16253         constants.
16254         (build_int_cst_type): Remove scary comments.
16255
16256 2011-04-22  Xinliang David Li  <davidxl@google.com>
16257
16258         * toplev.c (process_options): Enable -Werror=coverage-mismatch
16259         by default when -Wno-error is not specified.
16260         * opts-global.c (decode_options): Remove call to
16261         control_warning_options.
16262
16263 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
16264
16265         PR tree-optimization/48717
16266         * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
16267         ~A + A optimizations use build_int_cst_type instead of build_int_cst.
16268
16269 2011-04-22  Joseph Myers  <joseph@codesourcery.com>
16270
16271         * config/bfin/bfin-protos.h (Mmode): Don't define.  Expand
16272         definition where used.
16273
16274 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
16275
16276         PR c/48716
16277         * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
16278         TREE_STATIC variables declared inside of some OpenMP construct.
16279
16280 2011-04-22  Martin Jambor  <mjambor@suse.cz>
16281
16282         PR middle-end/48585
16283         * tree-inline.c (copy_bb): Create new edges only for analyzed nodes.
16284
16285 2011-04-22  Alexander Monakov  <amonakov@ispras.ru>
16286
16287         PR c/36750
16288         * c-typeck.c (pop_init_level): Do not warn about initializing
16289         with ` = {0}'.
16290
16291 2011-04-22  Alan Modra  <amodra@gmail.com>
16292
16293         * config/rs6000/rs6000.c (rs6000_function_arg): Remove CALL_LIBCALL
16294         when returning call_cookie.
16295         (rs6000_function_ok_for_sibcall): Allow sibcalls via function
16296         pointers, to functions with no more vector args than the current
16297         function, and some non-local calls for ABI_V4.
16298         * config/rs6000/rs6000.md (sibcall_nonlocal_aix32,
16299         sibcall_nonlocal_aix64): Combine to ..
16300         (sibcall_nonlocal_aix<mode>): ..this.  Handle function pointer calls.
16301         (sibcall_value_nonlocal_aix32, sibcall_value_nonlocal_aix64): Combine..
16302         (sibcall_value_nonlocal_aix<mode>): ..likewise.
16303         (*sibcall_nonlocal_sysv<mode>): Handle function pointer calls.
16304         (sibcall_value_nonlocal_sysv<mode>): Likewise.  Correct call cookie
16305         operand.
16306         * config/rs6000/darwin.md (sibcall_nonlocal_darwin64,
16307         sibcall_value_nonlocal_darwin64, sibcall_symbolic_64,
16308         sibcall_value_symbolic_64): Delete.
16309
16310 2011-04-21  Xinliang David Li  <davidxl@google.com>
16311
16312         * cgraph.h: Remove pid.
16313         * cgraph.c: Remove pid.
16314         * value-prof.c (init_node_map): New function.
16315         (del_node_map): New function.
16316         (find_func_by_funcdef_no): New function.
16317         (gimple_ic_transform): Call new function.
16318         * cgraphunit.c (cgraph_finalize_function): Remove pid.
16319         * function.c (get_last_funcdef_no): New function.
16320         * function.h (get_last_funcdef_no): New function.
16321         * tree-profile.c (gimple_gen_ic_func_profiler): Pass funcdef_no
16322         to libgcov function.
16323         (tree-profiling): Call node map init and delete function.
16324
16325 2011-04-21  Ian Lance Taylor  <iant@google.com>
16326
16327         * godump.c (go_format_type): Use exported Go name for anonymous
16328         field name.
16329
16330 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
16331
16332         * config/frv/frv.c (frv_init_builtins): Delete `endlink' variable.
16333         Call builtin_function_type_list instead of builtin_function_type.
16334         (UNARY, BINARY, TRINARY, QUAD): Likewise.
16335
16336 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
16337
16338         * config/arm/arm.c (arm_init_iwmmxt_builtins): Call
16339         build_function_type_list instead of build_function_type.
16340         Delete variable `endlink'.
16341
16342 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
16343
16344         * config/s390/s390.c (s390_init_builtins): Call
16345         build_function_type_list instead of build_function_type.
16346
16347 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
16348
16349         * config/ia64/ia64.c (ia64_init_builtins): Call
16350         build_function_type_list instead of builtin_function_type.
16351
16352 2011-04-21  Easwaran Raman  <eraman@google.com>
16353
16354         * cfgexpand.c (stack_var): Remove OFFSET...
16355         (add_stack_var): ...and its reference here...
16356         (expand_stack_vars): ...and here.
16357         (stack_var_cmp): Sort by descending order of size.
16358         (partition_stack_vars): Change heuristic.
16359         (union_stack_vars): Fix to reflect changes in partition_stack_vars.
16360         (dump_stack_var_partition): Add newline after each partition.
16361
16362 2011-04-21  Dimitrios Apostolou  <jimis@gmx.net>
16363             Jeff Law  <law@redhat.com>
16364
16365         * gengtype-state.c (read_a_state_token): Fix argument to obstack_free.
16366         * gengtype.c (matching_file_name_substitute): Likewise.
16367
16368 2011-04-21  Richard Guenther  <rguenther@suse.de>
16369
16370         PR lto/48703
16371         * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of DECL_NAME.
16372
16373 2011-04-21  Eric Botcazou  <ebotcazou@adacore.com>
16374
16375         * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
16376
16377 2011-04-21  Richard Guenther  <rguenther@suse.de>
16378
16379         * Makefile.in (site.exp): Do not use tmp0 but site.tmp as temporary
16380         file name.
16381
16382 2011-04-21  Richard Guenther  <rguenther@suse.de>
16383
16384         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
16385         MEM_REF and TARGET_MEM_REF, do not care about INDIRECT_REFs.
16386         Use DECL_P, not SSA_VAR_P.
16387         (ptr_derefs_may_alias_p): Likewise.
16388         (ptr_deref_may_alias_ref_p_1): Likewise.
16389         (decl_refs_may_alias_p): Likewise.
16390         (refs_may_alias_p_1): Likewise.
16391         (ref_maybe_used_by_call_p_1): Likewise.
16392         (call_may_clobber_ref_p_1): Likewise.
16393         (indirect_ref_may_alias_decl_p): Assume indirect refrences
16394         are either MEM_REF or TARGET_MEM_REF.
16395         (indirect_refs_may_alias_p): Likewise.
16396         * calls.c (emit_call_1): Build a MEM_REF instead of an INDIRECT_REF
16397         for MEM_EXPR of indirect calls.
16398
16399 2011-04-21  Tristan Gingold  <gingold@adacore.com>
16400
16401         * vmsdbgout.c (write_srccorr): Compute file length from the string.
16402         (dst_file_info_struct): Remove flen field.
16403         (lookup_filename): Remove code that set flen field.
16404
16405 2011-04-21  Tristan Gingold  <gingold@adacore.com>
16406
16407         * config/ia64/ia64.c (ia64_start_function): Add a guard.
16408
16409 2011-04-21  Uros Bizjak  <ubizjak@gmail.com>
16410
16411         PR target/48708
16412         * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
16413         vec_extract and vec_concat for non-SSE4_1 targets.
16414
16415 2011-04-21  Richard Guenther  <rguenther@suse.de>
16416
16417         * tree-ssa-alias.c (ref_maybe_used_by_stmt_p): Handle
16418         return statements.
16419
16420 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
16421
16422         * config/i386/cygming.h (union tree_node, TREE): Don't define or
16423         undefine.
16424         (FILE): Don't undefine.
16425
16426 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
16427
16428         * config/alpha/alpha.c (struct machine_function): Use rtx, not
16429         struct rtx_def *.
16430         * config/bfin/bfin.h (bfin_cc_rtx, bfin_rets_rtx): Use rtx, not
16431         struct rtx_def *.
16432         * config/cris/cris-protos.h (STDIO_INCLUDED): Don't define.
16433         * config/h8300/h8300.h (struct cum_arg): Use rtx, not struct rtx_def *.
16434         * config/iq2000/iq2000.h (struct iq2000_args): Use rtx, not struct
16435         rtx_def *.
16436         * config/m32c/m32c-protos.h (MM, UINT): Don't define.  Expand
16437         definitions where used.
16438         * config/microblaze/microblaze.h (struct microblaze_args): Use
16439         rtx, not struct rtx_def *.
16440         * config/pa/pa-protos.h (return_addr_rtx): Use rtx, not struct
16441         rtx_def *.
16442         * config/pa/pa.h (hppa_pic_save_rtx): Use rtx, not struct rtx_def *.
16443         * config/pdp11/pdp11.h (cc0_reg_rtx): Use rtx, not struct rtx_def *.
16444         * config/sh/sh-protos.h (sfunc_uses_reg, get_fpscr_rtx): Use rtx,
16445         not struct rtx_def *.
16446         * config/sh/sh.h (sh_compare_op0, sh_compare_op1): Use rtx, not
16447         struct rtx_def *.
16448         * config/spu/spu-protos.h (spu_float_const): Use rtx, not struct
16449         rtx_def *.
16450         * config/spu/spu.c (spu_float_const): Use rtx, not struct rtx_def *.
16451
16452 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
16453
16454         * tree-vect-data-refs.c (vect_drs_dependent_in_basic_block): Use
16455         operand_equal_p to compare DR_BASE_ADDRESSes.
16456         (vect_check_interleaving): Likewise.
16457
16458 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
16459
16460         PR target/46329
16461         * config/arm/arm.c (arm_legitimate_constant_p_1): Return false
16462         for all Neon struct constants.
16463
16464 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
16465
16466         * target.def (legitimate_constant_p): New hook.
16467         * doc/tm.texi.in (LEGITIMATE_CONSTANT_P): Replace with...
16468         (TARGET_LEGITIMATE_CONSTANT_P): ...this.
16469         * doc/tm.texi: Regenerate.
16470         * hooks.h (hook_bool_mode_rtx_true): Declare.
16471         * hooks.c (hook_bool_mode_rtx_true): Define.
16472         * system.h (LEGITIMATE_CONSTANT_P): Poison.
16473         * calls.c (precompute_register_parameters): Replace uses of
16474         LEGITIMATE_CONSTANT_P with targetm.legitimate_constant_p.
16475         (emit_library_call_value_1): Likewise.
16476         * expr.c (move_block_to_reg, can_store_by_pieces, emit_move_insn)
16477         (compress_float_constant, emit_push_insn, expand_expr_real_1): Likewise.
16478         * ira-costs.c (scan_one_insn): Likewise.
16479         * recog.c (general_operand, immediate_operand): Likewise.
16480         * reload.c (find_reloads_toplev, find_reloads_address_part): Likewise.
16481         * reload1.c (init_eliminable_invariants): Likewise.
16482
16483         * config/alpha/alpha-protos.h (alpha_legitimate_constant_p): Add a
16484         mode argument.
16485         * config/alpha/alpha.h (LEGITIMATE_CONSTANT_P): Delete.
16486         * config/alpha/alpha.c (alpha_legitimate_constant_p): Add a mode
16487         argument.
16488         (TARGET_LEGITIMATE_CONSTANT_P): Define.
16489         * config/alpha/predicates.md (input_operand): Update call to
16490         alpha_legitimate_constant_p.
16491
16492         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Delete.
16493         * config/arm/arm.h (ARM_LEGITIMATE_CONSTANT_P): Likewise.
16494         (THUMB_LEGITIMATE_CONSTANT_P, LEGITIMATE_CONSTANT_P): Likewise.
16495         * config/arm/arm.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
16496         (arm_legitimate_constant_p_1, thumb_legitimate_constant_p)
16497         (arm_legitimate_constant_p): New functions.
16498         (arm_cannot_force_const_mem): Make static.
16499
16500         * config/avr/avr.h (LEGITIMATE_CONSTANT_P): Delete.
16501
16502         * config/bfin/bfin-protos.h (bfin_legitimate_constant_p): Delete.
16503         * config/bfin/bfin.h (LEGITIMATE_CONSTANT_P): Delete.
16504         * config/bfin/bfin.c (expand_move): Use targetm.legitimate_constant_p
16505         instead of bfin_legitimate_constant_p.
16506         (bfin_legitimate_constant_p): Make static.  Add a mode argument.
16507         (TARGET_LEGITIMATE_CONSTANT_P): Define.
16508
16509         * config/cris/cris.h (LEGITIMATE_CONSTANT_P): Delete.
16510
16511         * config/fr30/fr30.h (LEGITIMATE_CONSTANT_P): Delete.
16512
16513         * config/frv/frv-protos.h (frv_legitimate_constant_p): Delete.
16514         * config/frv/frv.h (LEGITIMATE_CONSTANT_P): Delete.
16515         * config/frv/frv.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
16516         (frv_legitimate_constant_p): Make static.  Add a mode argument.
16517
16518         * config/h8300/h8300-protos.h (h8300_legitimate_constant_p): Delete.
16519         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Likewise.
16520         * config/h8300/h8300.c (h8300_legitimate_constant_p): Likewise.
16521
16522         * config/i386/i386-protos.h (legitimate_constant_p): Delete.
16523         * config/i386/i386.h (LEGITIMATE_CONSTANT_P): Likewise.
16524         * config/i386/i386.c (legitimate_constant_p): Rename to...
16525         (ix86_legitimate_constant_p): ...this.  Make static.  Add a mode
16526         argument.
16527         (ix86_cannot_force_const_mem): Update accordingly.
16528         (ix86_legitimate_address_p): Likewise.
16529         (TARGET_LEGITIMATE_CONSTANT_P): Define.
16530         * config/i386/i386.md: Update commentary.
16531
16532         * config/ia64/ia64-protos.h (ia64_legitimate_constant_p): Delete.
16533         * config/ia64/ia64.h (LEGITIMATE_CONSTANT_P): Likewise.
16534         * config/ia64/ia64.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
16535         (ia64_legitimate_constant_p): Make static.  Add a mode argument.
16536
16537         * config/iq2000/iq2000.h (LEGITIMATE_CONSTANT_P): Delete.
16538
16539         * config/lm32/lm32-protos.h (lm32_legitimate_constant_p): Delete.
16540         * config/lm32/lm32.h (LEGITIMATE_CONSTANT_P): Likewise.
16541         * config/lm32/lm32.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
16542         (lm32_legitimate_constant_p): Make static.  Add a mode argument.
16543
16544         * config/m32c/m32c-protos.h (m32c_legitimate_constant_p): Delete.
16545         * config/m32c/m32c.h (LEGITIMATE_CONSTANT_P): Likewise.
16546         * config/m32c/m32c.c (m32c_legitimate_constant_p): Likewise.
16547
16548         * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Delete.
16549         * config/m32r/m32r.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
16550         (m32r_legitimate_constant_p): New function.
16551
16552         * config/m68k/m68k-protos.h (m68k_legitimate_constant_p): Declare.
16553         * config/m68k/m68k.h (CONSTANT_ADDRESS_P): Call it instead of
16554         LEGITIMATE_CONSTANT_P.
16555         (LEGITIMATE_CONSTANT_P): Delete.
16556         * config/m68k/m68k.c (m68k_expand_prologue): Call
16557         m68k_legitimate_constant_p instead of LEGITIMATE_CONSTANT_P.
16558         (m68k_legitimate_constant_p): New function.
16559         * config/m68k/m68k.md: Update comments.
16560
16561         * config/mcore/mcore.h (LEGITIMATE_CONSTANT_P): Delete.
16562         * config/mcore/mcore.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
16563         (mcore_legitimate_constant_p): New function.
16564
16565         * config/mep/mep-protos.h (mep_legitimate_constant_p): Delete.
16566         * config/mep/mep.h (LEGITIMATE_CONSTANT_P): Likewise.
16567         * config/mep/mep.c (mep_legitimate_constant_p): Make static.
16568         Add a mode argument.
16569         (mep_legitimate_address): Update accordingly.
16570         (TARGET_LEGITIMATE_CONSTANT_P): Define.
16571
16572         * config/microblaze/microblaze-protos.h (microblaze_const_double_ok):
16573         Delete.
16574         * config/microblaze/microblaze.h (LEGITIMATE_CONSTANT_P): Likewise.
16575         * config/microblaze/microblaze.c (microblaze_const_double_ok): Make
16576         static.  Check OP's mode for VOIDmode.
16577         (microblaze_legitimate_constant_p): New function.
16578         (TARGET_LEGITIMATE_CONSTANT_P): Define.
16579
16580         * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Delete.
16581         * config/mips/mips.c (mips_legitimate_constant_p): New function.
16582         (mips_cannot_force_const_mem): Use it instead of LEGITIMATE_CONSTANT_P.
16583         (TARGET_LEGITIMATE_CONSTANT_P): Define.
16584         * config/mips/predicates.md: Update comments.
16585
16586         * config/mmix/mmix-protos.h (mmix_legitimate_constant_p): Delete.
16587         * config/mmix/mmix.h (LEGITIMATE_CONSTANT_P): Likewise.
16588         * config/mmix/mmix.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
16589         (mmix_legitimate_constant_p): Make static, return a bool, and take
16590         a mode argument.
16591         (mmix_print_operand_address): Update accordingly.
16592
16593         * config/mn10300/mn10300-protos.h (mn10300_legitimate_constant_p):
16594         Delete.
16595         * config/mn10300/mn10300.h (LEGITIMATE_CONSTANT_P): Likewise.
16596         * config/mn10300/mn10300.c (mn10300_legitimate_constant_p): Make
16597         static.  Add a mode argument.
16598         (TARGET_LEGITIMATE_CONSTANT_P): Define.
16599
16600         * config/moxie/moxie.h (LEGITIMATE_CONSTANT_P): Delete.
16601
16602         * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Delete.
16603         * config/pa/pa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
16604         (pa_legitimate_constant_p): New function.
16605
16606         * config/picochip/picochip.h (LEGITIMATE_CONSTANT_P): Delete.
16607
16608         * config/pdp11/pdp11.h (LEGITIMATE_CONSTANT_P): Delete.
16609         * config/pdp11/pdp11.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
16610         (pdp11_legitimate_constant_p): New function.
16611
16612         * config/rs6000/rs6000.h (LEGITIMATE_CONSTANT_P): Delete.
16613         * config/rs6000/rs6000.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
16614         (rs6000_legitimate_constant_p): New function.
16615
16616         * config/rx/rx-protos.h (rx_is_legitimate_constant): Replace with...
16617         (rx_legitimate_constant_p): ...this.
16618         * config/rx/rx.h (LEGITIMATE_CONSTANT_P): Delete.
16619         * config/rx/rx.c (rx_is_legitimate_constant): Replace with...
16620         (rx_legitimate_constant_p): ...this.
16621         (TARGET_LEGITIMATE_CONSTANT_P): Define.
16622         * config/rx/rx.md (mov<register_modes:mode>): Update accordingly.
16623
16624         * config/s390/s390-protos.h (legitimate_constant_p): Delete.
16625         * config/s390/s390.h (LEGITIMATE_CONSTANT_P): Likewise.
16626         * config/s390/s390.c (legitimate_constant_p): Rename to...
16627         (s390_legitimate_constant_p): ...this.  Make static, return a bool,
16628         and add a mode argument.
16629         (TARGET_LEGITIMATE_CONSTANT_P): Define.
16630
16631         * config/score/score.h (LEGITIMATE_CONSTANT_P): Delete.
16632
16633         * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Delete.
16634         * config/sh/sh.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
16635         (sh_legitimate_constant_p): New function.
16636
16637         * config/sparc/sparc-protos.h (legitimate_constant_p): Delete.
16638         * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Delete.
16639         * config/sparc/sparc.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
16640         (legitimate_constant_p): Rename to...
16641         (sparc_legitimate_constant_p): ...this.  Make static.  Add a mode
16642         argument.
16643         (constant_address_p): Update accordingly.
16644
16645         * config/spu/spu-protos.h (spu_legitimate_constant_p): Add a mode
16646         argument and return a bool.
16647         * config/spu/spu.h (LEGITIMATE_CONSTANT_P): Delete.
16648         * config/spu/spu.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
16649         (spu_legitimate_constant_p): Add a mode argument and return a bool.
16650         (spu_rtx_costs): Update accordingly.
16651         * config/spu/predicates.md (vec_imm_operand): Likewise.
16652
16653         * config/stormy16/stormy16.h (LEGITIMATE_CONSTANT_P): Delete.
16654
16655         * config/v850/v850.h (LEGITIMATE_CONSTANT_P): Delete.
16656         * config/v850/v850.c (v850_legitimate_constant_p): New function.
16657         (TARGET_LEGITIMATE_CONSTANT_P): Define.
16658
16659         * config/vax/vax-protos.h (legitimate_constant_p): Delete.
16660         * config/vax/vax.h (LEGITIMATE_CONSTANT_P): Likewise.
16661         * config/vax/vax.c (legitimate_constant_p): Likewise.
16662
16663         * config/xtensa/xtensa.h (LEGITIMATE_CONSTANT_P): Delete.
16664         * config/xtensa/xtensa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
16665         (xtensa_legitimate_constant_p): New function.
16666
16667 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
16668
16669         * target.def (cannot_force_const_mem): Add a mode argument.
16670         * doc/tm.texi.in (TARGET_CANNOT_FORCE_CONST_MEM): Update accordingly.
16671         * doc/tm.texi: Regenerate.
16672         * hooks.h (hook_bool_mode_rtx_false): Declare.
16673         * hooks.c (hook_bool_mode_const_rtx_false): Fix commentary.
16674         (hook_bool_mode_const_rtx_true): Likewise.
16675         (hook_bool_mode_rtx_false): New function.
16676         * reload.c (CONST_POOL_OK_P): Take a mode argument and require it
16677         to be non-VOID.  Update call to cannot_force_const_mem.
16678         (find_reloads): Update accordingly.
16679         * varasm.c (force_const_mem): Update call to cannot_force_const_mem.
16680         * config/alpha/alpha.c (alpha_cannot_force_const_mem): Add a mode
16681         argument.
16682         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Likewise.
16683         * config/arm/arm.h (LEGITIMATE_CONSTANT_P): Update call.
16684         * config/arm/arm.c (arm_cannot_force_const_mem): Add a mode argument.
16685         * config/bfin/bfin.c (bfin_cannot_force_const_mem): Likewise.
16686         * config/frv/frv.c (frv_cannot_force_const_mem): Likewise.
16687         * config/i386/i386.c (ix86_cannot_force_const_mem): Likewise.
16688         * config/ia64/ia64.c (ia64_cannot_force_const_mem): Likewise.
16689         * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
16690         (m68k_cannot_force_const_mem): ...this new function.
16691         * config/mips/mips.c (mips_cannot_force_const_mem): Add a mode
16692         argument.
16693         (mips_const_insns, mips_legitimize_const_move): Update calls.
16694         (mips_secondary_reload_class): Likewise.
16695         * config/pa/pa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
16696         (pa_cannot_force_const_mem): ...this new function.
16697         * config/rs6000/rs6000.c (TARGET_CANNOT_FORCE_CONST_MEM): Reefine to...
16698         (rs6000_cannot_force_const_mem): ...this new function.
16699         * config/s390/s390.c (s390_cannot_force_const_mem): Add a mode
16700         argument.
16701         * config/sparc/sparc.c (sparc_cannot_force_const_mem): Likewise.
16702         * config/xtensa/xtensa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine
16703         to...
16704         (xtensa_cannot_force_const_mem): ...this new function.
16705
16706 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
16707
16708         * config/mips/mips.c (mips16_build_function_stub): Call
16709         build_function_type_list instead of build_function_type.
16710         (mips16_build_call_stub): Likewise.
16711
16712 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
16713
16714         * config/mep/mep.c (mep_init_builtins): Call build_function_type_list
16715         instead of build_function_type.
16716
16717 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
16718
16719         * config/pa/pa.c (pa_init_builtins): Call build_function_type_list
16720         instead of build_function_type.
16721
16722 2011-04-20  Uros Bizjak  <ubizjak@gmail.com>
16723
16724         PR target/48678
16725         * config/i386/i386.md (insv): Change operand 0 constraint to
16726         "register_operand".  Change operand 1 and 2 constraint to
16727         "const_int_operand".  Expand to pinsr{b,w,d,q} * when appropriate.
16728         * config/i386/sse.md (sse4_1_pinsrb): Export.
16729         (sse2_pinsrw): Ditto.
16730         (sse4_1_pinsrd): Ditto.
16731         (sse4_1_pinsrq): Ditto.
16732         * config/i386/i386-protos.h (ix86_expand_pinsr): Add prototype.
16733         * config/i386/i386.c (ix86_expand_pinsr): New.
16734
16735 2011-04-20  Easwaran Raman  <eraman@google.com>
16736
16737         * cfgexpand.c (add_alias_set_conflicts): Add conflicts with a variable
16738         containing union type only with -fstrict-aliasing.
16739
16740 2011-04-20  Jim Meyering  <meyering@redhat.com>
16741
16742         Remove useless if-before-free tests.
16743         * calls.c (expand_call, save_area): Likewise.
16744         * cfgcleanup.c (try_forward_edges): Likewise.
16745         * collect2.c (collect_execute): Likewise.
16746         * config/i386/i386.c (ix86_valid_target_attribute_tree): Likewise.
16747         * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
16748         * coverage.c (coverage_checksum_string): Likewise.
16749         * cse.c (init_cse_reg_info, delete_trivially_dead_insns): Likewise.
16750         * cselib.c (cselib_init): Likewise.
16751         * df-core.c (rest_of_handle_df_finish, df_analyze): Likewise.
16752         (df_set_clean_cfg): Likewise.
16753         * function.c (free_after_compilation): Likewise.
16754         * gcc.c (do_spec_1, main): Likewise.
16755         * gcov.c (create_file_names): Likewise.
16756         * gensupport.c (identify_predicable_attribute): Likewise.
16757         * graphite-clast-to-gimple.c (save_clast_name_index): Likewise.
16758         * graphite-sese-to-poly.c (free_data_refs_aux): Likewise.
16759         * haifa-sched.c (haifa_finish_h_i_d): Likewise.
16760         * ipa-prop.c (ipa_free_node_params_substructures): Likewise.
16761         * ipa-pure-const.c (local_pure_const): Likewise.
16762         * ipa-reference.c (propagate): Likewise.
16763         * ira-costs.c (free_ira_costs): Likewise.
16764         * ira.c (free_register_move_costs, build_insn_chain): Likewise.
16765         * matrix-reorg.c (mat_free): Likewise.
16766         * prefix.c (get_key_value): Likewise.
16767         * profile.c (compute_value_histograms): Likewise.
16768         * reload1.c (free_reg_equiv): Likewise.
16769         * sched-deps.c (free_deps): Likewise.
16770         * sel-sched-ir.c (fence_clear): Likewise.
16771         * sese.c (set_rename, if_region_set_false_region): Likewise.
16772         * tree-data-ref.c (free_rdg): Likewise.
16773         * tree-eh.c (lower_try_finally): Likewise.
16774         * tree-ssa-coalesce.c (delete_coalesce_list): Likewise.
16775         * tree-ssa-live.c (delete_var_map): Likewise.
16776         * tree-ssa-loop-ivopts.c (free_loop_data): Likewise.
16777         * tree-ssa-pre.c (phi_trans_add): Likewise.
16778
16779 2011-04-20  Jakub Jelinek  <jakub@redhat.com>
16780
16781         PR tree-optimization/48611
16782         * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
16783         beyond ERT_MUST_NOT_THROW region.
16784
16785 2011-04-20  Catherine Moore  <clm@codesourcery.com>
16786
16787         * config/mips/mips.opt (mfix-24k): New.
16788         * config/mips/mips.h (ASM_SPEC): Handle -mfix-24k.
16789         * config/mips/mips.md (length): Increase by 4 for stores if
16790         fixing 24K errata.
16791         * config/mips/mips.c (mips_reorg_process_insns): Do not allow
16792         all noreorder if fixing 24K errata.
16793         * doc/invoke.texi: Document mfix-24k.
16794
16795 2011-04-20  Chung-Lin Tang  <cltang@codesourcery.com>
16796
16797         * config/arm/arm.c (arm_legitimize_reload_address): For NEON
16798         quad-word modes, reduce to 9-bit index range when above 1016 limit.
16799
16800 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
16801
16802         * config/arm/arm.c (arm_gen_constant): Move movw support ....
16803         (const_ok_for_op): ... to here.
16804
16805 2011-04-20  Kai Tietz  <ktietz@redhat.com>
16806
16807         * fold-const.c (fold_binary_loc): Add handling for (X & ~Y) | (~X & Y)
16808         and (X && !Y) | (!X && Y) optimization to (X ^ Y).
16809
16810 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
16811
16812         * config/arm/arm.c (arm_gen_constant): Remove redundant can_invert.
16813
16814 2011-04-20  Richard Guenther  <rguenther@suse.de>
16815
16816         PR tree-optimization/47892
16817         * tree-if-conv.c (if_convertible_stmt_p): Const builtins
16818         are if-convertible.
16819
16820 2011-04-20  Eric Botcazou  <ebotcazou@adacore.com>
16821
16822         * config/alpha/vms.h (ASM_OUTPUT_ADDR_DIFF_ELT): Do not redefine.
16823
16824 2011-04-20  Tristan Gingold  <gingold@adacore.com>
16825
16826         * config/alpha/vms.h (LINK_SPEC): Do not use vms-dwarf2.o for gnu-ld.
16827
16828 2011-04-20  Georg-Johann Lay  <avr@gjlay.de>
16829
16830         PR target/18145
16831
16832         * config/avr/avr.h (TARGET_ASM_INIT_SECTIONS): Delete.
16833         (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete.
16834         (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
16835         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
16836         (TARGET_ASM_NAMED_SECTION): Change to avr_asm_named_section.
16837
16838         * config/avr/avr-protos.h (avr_asm_output_aligned_common):
16839         New prototype.
16840
16841         * config/avr/avr.c (TARGET_ASM_INIT_SECTIONS): Define.
16842         (avr_asm_named_section, avr_asm_output_aligned_common,
16843         avr_output_data_section_asm_op, avr_output_bss_section_asm_op):
16844         New functions to update...
16845         (avr_need_clear_bss_p, avr_need_copy_data_p): ...these new variables.
16846         (avr_asm_init_sections): Overwrite section callbacks for
16847         data_section, bss_section.
16848         (avr_file_start): Move output of __do_copy_data, __do_clear_bss
16849         from here to...
16850         (avr_file_end): ...here.
16851
16852 2011-04-20  Richard Guenther  <rguenther@suse.de>
16853
16854         PR middle-end/48695
16855         * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
16856         objects and types here.  Adjust for their offset before comparing.
16857
16858 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
16859
16860         * tree-vect-stmts.c (vectorizable_store): Only chain one related
16861         statement per copy.
16862
16863 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
16864
16865         * Makefile.in (INTERNAL_FN_DEF, INTERNAL_FN_H): Define.
16866         (GIMPLE_H): Include $(INTERNAL_FN_H).
16867         (OBJS-common): Add internal-fn.o.
16868         (internal-fn.o): New rule.
16869         * internal-fn.def: New file.
16870         * internal-fn.h: Likewise.
16871         * internal-fn.c: Likewise.
16872         * gimple.h: Include internal-fn.h.
16873         (GF_CALL_INTERNAL): New gf_mask.
16874         (gimple_statement_call): Put fntype into a union with a new
16875         internal_fn field.
16876         (gimple_build_call_internal): Declare.
16877         (gimple_build_call_internal_vec): Likewise.
16878         (gimple_call_same_target_p): Likewise.
16879         (gimple_call_internal_p): New function.
16880         (gimple_call_internal_fn): Likewise.
16881         (gimple_call_fntype): Return null for internal calls.
16882         (gimple_call_set_fntype): Assert that the function is not internal.
16883         (gimple_call_set_fn): Likewise.
16884         (gimple_call_set_fndecl): Likewise.
16885         (gimple_call_set_internal_fn): New function.
16886         (gimple_call_addr_fndecl): Handle null functions.
16887         (gimple_call_return_type): Likewise null types.
16888         * gimple.c (gimple_build_call_internal_1): New function.
16889         (gimple_build_call_internal): Likewise.
16890         (gimple_build_call_internal_vec): Likewise.
16891         (gimple_call_same_target_p): Likewise.
16892         (gimple_call_flags): Handle calls to internal functions.
16893         (gimple_call_fnspec): New function.
16894         (gimple_call_arg_flags, gimple_call_return_flags): Use it.
16895         (gimple_has_side_effects): Handle null functions.
16896         (gimple_rhs_has_side_effects): Likewise.
16897         (gimple_call_copy_skip_args): Handle calls to internal functions.
16898         * cfgexpand.c (expand_call_stmt): Likewise.
16899         * expr.c (expand_expr_real_1): Assert that the call isn't internal.
16900         * gimple-fold.c (gimple_fold_call): Handle null functions.
16901         (gimple_fold_stmt_to_constant_1): Don't fold
16902         calls to internal functions.
16903         * gimple-low.c (gimple_check_call_args): Handle calls to internal
16904         functions.
16905         * gimple-pretty-print.c (dump_gimple_call): Likewise.
16906         * ipa-prop.c (ipa_analyze_call_uses): Handle null functions.
16907         * tree-cfg.c (verify_gimple_call): Handle calls to internal functions.
16908         (do_warn_unused_result): Likewise.
16909         * tree-eh.c (same_handler_p): Use gimple_call_same_target_p.
16910         * tree-ssa-ccp.c (ccp_fold_stmt): Handle calls to internal functions.
16911         * tree-ssa-dom.c (hashable_expr): Use the gimple statement to record
16912         the target of a call.
16913         (initialize_hash_element): Update accordingly.
16914         (hashable_expr_equal_p): Use gimple_call_same_target_p.
16915         (iterative_hash_hashable_expr): Handle calls to internal functions.
16916         (print_expr_hash_elt): Likewise.
16917         * tree-ssa-pre.c (can_value_number_call): Likewise.
16918         (eliminate): Handle null functions.
16919         * tree-ssa-sccvn.c (visit_use): Handle calls to internal functions.
16920         * tree-ssa-structalias.c (get_fi_for_callee): Likewise.
16921         (find_func_aliases): Likewise.
16922         * value-prof.c (gimple_ic_transform): Likewise.
16923         (gimple_indirect_call_to_profile): Likewise.
16924         * lto-streamer-in.c (input_gimple_stmt): Likewise.
16925         * lto-streamer-out.c (output_gimple_stmt): Likewise.
16926
16927 2011-04-19  Jan Hubicka  <jh@suse.cz>
16928
16929         * ipa-inline-transform.c (save_inline_function_body): Add comments.
16930         * ipa-inline.c (inline_small_functions): Compute summaries first,
16931         populate heap later.
16932
16933 2011-04-19  Jan Hubicka  <jh@suse.cz>
16934
16935         * cgraph.h (save_inline_function_body): Remove.
16936         * ipa-inline-transform.c: New file, broke out of...
16937         * ipa-inline.c: ... this one; Update toplevel comment.
16938         (ncalls_inlined, nfunctions_inlined): Move to ipa-inline-transform.c;
16939         make global.
16940         (update_noncloned_frequencies): Move to ipa-inline-transform.c
16941         (cgraph_mark_inline_edge): Rename to inline_call; move to
16942         ipa-inline-transform.c.
16943         (cgraph_clone_inlined_nodes): Rename to clone_inlined_nodes;
16944         move to ipa-inline-transform.c
16945         (recursive_inlining, inline_small_functions, flatten_function,
16946         ipa_inline, inline_always_inline_functions,
16947         early_inline_small_functions): Update.
16948         (inline_transform): Move to ipa-inline-transform.c.
16949         * ipa-inline.h (inline_call, inline_transform, clone_inlined_nodes):
16950         Declare.
16951         * Makefile.in (ipa-inline-transform.o): New file.
16952         * cgraphunit.c (save_inline_function_body): Move to
16953         ipa-inline-transform.c
16954
16955 2011-04-19  DJ Delorie  <dj@redhat.com>
16956
16957         * config/m32c/m32c.c (m32c_emit_epilogue): Don't try to push
16958         registers if we already know there aren't any.
16959         (m32c_emit_epilogue): Don't emit a barrier here.
16960         (m32c_emit_eh_epilogue): Likewise.
16961         * config/m32c/blkmov.md (movstr): Don't fail on wrong-type
16962         operands at expand time.
16963         * config/m32c/m32c.h (WCHAR_TYPE_SIZE): Change to 4 to match "long
16964         int" wchar type.
16965         (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): Remove
16966         duplicates.  Provide aliases instead.
16967         * config/m32c/prologue.md (eh_return): Emit a barrier here.
16968         (eh_epilogue): Add a "(return)" here as a hint to other parts of
16969         the compiler.
16970
16971 2011-04-19  Anatoly Sokolov  <aesok@post.ru>
16972
16973         * config/sparc/sparc.h (GENERAL_OR_I64, REGISTER_MOVE_COST): Remove.
16974         * config/sparc/sparc.c (TARGET_REGISTER_MOVE_COST): Define.
16975         (general_or_i64_p, sparc_register_move_cost): New function.
16976
16977 2011-04-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16978
16979         * doc/install.texi (Configuration, --enable-threads): Remove mach.
16980         Add lynx, mipssde.  Sort table.
16981
16982 2011-04-19  Xinliang David Li  <davidxl@google.com>
16983
16984         * ipa-cp.c (ipcp_update_profiling): Assert that scale_completement is
16985         not negative.
16986
16987 2011-04-19  Jakub Jelinek  <jakub@redhat.com>
16988
16989         PR target/48678
16990         * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
16991         is a SUBREG with non-MODE_INT mode inside of it.
16992
16993 2011-04-19  Martin Jambor  <mjambor@suse.cz>
16994
16995         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Devirtualize
16996         also according to actual contants.
16997         * gimple-fold.c (gimple_extract_devirt_binfo_from_cst): New function.
16998         (gimple_fold_call): Use it.
16999         * gimple.h (gimple_extract_devirt_binfo_from_cst): Declare.
17000
17001 2011-04-19  Martin Jambor  <mjambor@suse.cz>
17002
17003         * ipa-prop.c (stmt_may_be_vtbl_ptr_store): Return false for scalar
17004         non-pointer assignments.
17005
17006 2011-04-19  Martin Jambor  <mjambor@suse.cz>
17007
17008         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Take into
17009         account anc_offset and otr_type from the indirect edge info.
17010         * ipa-prop.c (get_ancestor_addr_info): New function.
17011         (compute_complex_ancestor_jump_func): Assignment analysis moved to
17012         get_ancestor_addr_info, call it.
17013         (ipa_note_param_call): Do not initialize information about polymorphic
17014         calls, return the indirect call graph edge.  Remove the last
17015         parameter, adjust all callers.
17016         (ipa_analyze_virtual_call_uses): Process also calls to ancestors of
17017         parameters.  Initialize polymorphic information in the indirect edge.
17018
17019 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
17020
17021         PR lto/48148
17022         * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
17023         the types if they have different enumeration identifiers.
17024
17025 2011-04-19  Jan Hubicka  <jh@suse.cz>
17026
17027         * cgraph.h (cgraph_optimize_for_size_p): Declare.
17028         * ipa-cp.c (ipcp_insert_stage): Use cgraph_optimize_for_size_p.
17029         * predict.c (cgraph_optimize_for_size_p): Break out from ...
17030         (optimize_function_for_size_p) ... here.
17031
17032 2011-04-19  Richard Guenther  <rguenther@suse.de>
17033
17034         PR lto/48207
17035         * tree.c (free_lang_data): Do not reset the decl-assembler-name
17036         langhook.
17037
17038 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
17039
17040         * tree-inline.c (expand_call_inline): Do not issue a -Winline warning
17041         if DECL_NO_INLINE_WARNING_P is set on the function.
17042
17043 2011-04-19  Bernd Schmidt  <bernds@codesourcery.com>
17044
17045         PR fortran/47976
17046         * reload1.c (inc_for_reload): Return void. All callers changed.
17047         (emit_input_reload_insns): Don't try to delete previous output
17048         reloads to a register, or record spill_reg_store for autoincs.
17049
17050 2011-04-19  Basile Starynkevitch  <basile@starynkevitch.net>
17051
17052         * gengtype.h: Updated copyright year.
17053         (struct input_file_st): Add inpisplugin field.
17054         (type_fileloc): New function.
17055         * gengtype.c
17056         (write_typed_struct_alloc_def): Add gcc_assert.
17057         (write_typed_alloc_defns): Ditto. Don't output for plugin files.
17058         (write_typed_alloc_defns): Don't output for plugin files.
17059         (input_file_by_name): Clear inpisplugin field.
17060         (main): Set inpisplugin field for plugin files.
17061
17062 2011-04-19  Nicola Pero  <nicola.pero@meta-innovation.com>
17063
17064         * gengtype-state.c (string_eq): New.
17065         (read_state): Use string_eq instead of strcmp when creating the
17066         state_ident_tab.
17067
17068 2011-04-19  Wei Guozhi  <carrot@google.com>
17069
17070         PR target/47855
17071         * config/arm/arm-protos.h (thumb1_legitimate_address_p): New prototype.
17072         * config/arm/arm.c (thumb1_legitimate_address_p): Remove the static
17073         linkage.
17074         * config/arm/constraints.md (Uu): New constraint.
17075         * config/arm/arm.md (*arm_movqi_insn): Compute attr "length".
17076
17077 2011-04-19  Tristan Gingold  <gingold@adacore.com>
17078
17079         * config.gcc (-*-*-*vms): Added.
17080         (alpha64-dec-*vms*,alpha*-dec-*vms*, ia64-hp-*vms*): Common
17081         definitions moved.
17082         * config/vms/vms-ld.c: New file.
17083         * config/vms/vms-ar.c: New file.
17084         * config/vms/t-vmsnative: New file.
17085
17086 2011-04-18  Xinliang David Li  <davidxl@google.com>
17087
17088         * final.c (dump_basic_block_info): Use ASM_COMMENT_START.
17089
17090 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
17091
17092         PR middle-end/48661
17093         * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
17094         if TREE_TYPE (v) is non-NULL.
17095
17096         * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
17097         gimple_get_virt_mehtod_for_binfo.
17098         * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
17099         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
17100         callers.
17101         * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
17102
17103 2011-04-18  Michael Matz  <matz@suse.de>
17104             Steve Ellcey  <sje@cup.hp.com>
17105
17106         * expr.c (expand_expr_real_2) <CASE_CONVERT>: If OP0 is a constant,
17107         use its mode as source mode if it isn't VOIDmode.
17108
17109 2011-04-18  Dennis, CHENG Renquan  <crquan@fedoraproject.org>
17110
17111         * doc/passes.texi: Fill crossref nodes.
17112
17113 2011-04-18  Jim Meyering  <meyering@redhat.com>
17114
17115         Fix doubled-word typos in comments and strings
17116         * config/alpha/vms-unwind.h: s/for for/for/
17117         * config/arm/unwind-arm.h: Likewise.
17118         * config/microblaze/microblaze.c: Likewise.
17119         * config/sh/constraints.md: s/in in/in/
17120         * tree-cfg.c (verify_types_in_gimple_reference): Likewise.
17121
17122 2011-04-18  Uros Bizjak  <ubizjak@gmail.com>
17123
17124         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): Remove.
17125         (AVX_FLOAT_MODE_P): Ditto.
17126         (AVX128_VEC_FLOAT_MODE_P): Ditto.
17127         (AVX256_VEC_FLOAT_MODE_P): Ditto.
17128         (AVX_VEC_FLOAT_MODE_P): Ditto.
17129         * config/i386/i386.md (UNSPEC_MASKLOAD): Remove.
17130         (UNSPEC_MASKSTORE): Ditto.
17131         * config/i386/sse.md (<sse>_movmsk<ssemodesuffix><avxmodesuffix>):
17132         Merge from <sse>_movmsk<ssemodesuffix> and
17133         avx_movmsk<ssemodesuffix>256.  Use VF mode iterator.
17134         (*sse2_maskmovdqu): Merge with *sse2_maskmovdqu_rex64.  Use P mode
17135         iterator.
17136         (avx_maskload<ssemodesuffix><avxmodesuffix>): New expander.
17137         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Ditto.
17138         (*avx_maskmov<ssemodesuffix><avxmodesuffix>): New insn.
17139
17140 2011-04-18  Jan Hubicka  <jh@suse.cz>
17141
17142         * ipa-inline.c (inline_small_functions): Fix pasto in previous patch.
17143
17144         * ipa-inline.c: Fix comment typos; do not inline gt-ipa-inline.h
17145         (want_inline_function_called_once_p): Break out the logic from
17146         ipa_inline.
17147         (edge_badness): Ensure that profile is not misupdated.
17148         (lookup_recursive_calls): Prioritize by call frequencies.
17149         (inline_small_functions): Move program size estimates here;
17150         actually process whole queue even when unit growth has been
17151         met. (to properly compute inline_failed reasons and for the
17152         case unit size decrease.) Revisit comments on recursive inlining.
17153         (ipa_inline): Remove unit summary code; first inline hot calls
17154         of functions called once, cold calls next.
17155         (order, nnodes): Remove unused variables.
17156         * Makefile.in (ipa-inline.o): No longer depent on ggc files.
17157         (GTFILES): Remove ipa-inline.c
17158         * sel-sched.c (fill_insns): Silence uninitialized var warning.
17159
17160 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
17161
17162         * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
17163
17164 2011-04-18  Jie Zhang  <jie@codesourcery.com>
17165             Richard Earnshaw  <rearnsha@arm.com>
17166
17167         * arm.c (neon_builtin_type_bits): Remove.
17168         (typedef enum neon_builtin_mode): New.
17169         (T_MAX): Don't define.
17170         (typedef enum neon_builtin_datum): Remove bits, codes[],
17171         num_vars and base_fcode.  Add mode, code and fcode.
17172         (VAR1, VAR2, VAR3, VAR4, VAR5, VAR6, VAR7, VAR8, VAR9
17173         VAR10): Change accordingly.
17174         (neon_builtin_data[]): Change accordingly
17175         (arm_init_neon_builtins): Change accordingly.
17176         (neon_builtin_compare): Remove.
17177         (locate_neon_builtin_icode): Remove.
17178         (arm_expand_neon_builtin): Change accordingly.
17179
17180         * arm.h (enum arm_builtins): Move to ...
17181         * arm.c (enum arm_builtins): ... here; and rearrange builtin code.
17182
17183         * arm.c (arm_builtin_decl): Declare.
17184         (TARGET_BUILTIN_DECL): Define.
17185         (enum arm_builtins): Correct ARM_BUILTIN_MAX.
17186         (arm_builtin_decls[]): New.
17187         (arm_init_neon_builtins): Store builtin declarations in
17188         arm_builtin_decls[].
17189         (arm_init_tls_builtins): Likewise.
17190         (arm_init_iwmmxt_builtins): Likewise.  Refactor initialization code.
17191         (arm_builtin_decl): New.
17192
17193 2011-04-18  Richard Guenther  <rguenther@suse.de>
17194
17195         * tree.c (upper_bound_in_type): Build properly canonicalized
17196         INTEGER_CSTs.
17197         (lower_bound_in_type): Likewise.
17198
17199 2011-04-18  Richard Guenther  <rguenther@suse.de>
17200
17201         * gimple.h (gimple_call_addr_fndecl): New function.
17202         (gimple_call_fndecl): Use it.
17203         * gimple-fold.c (gimple_fold_call): Fold away OBJ_TYPE_REFs
17204         for direct calls.
17205         * tree-ssa-ccp.c (ccp_fold_stmt): Remove OBJ_TYPE_REF folding.
17206         * tree-ssa-pre.c (eliminate): Also simplify indirect OBJ_TYPE_REFs.
17207
17208 2011-04-18  Richard Guenther  <rguenther@suse.de>
17209
17210         PR middle-end/48650
17211         * tree.c (build_string): STRING_CST is now derived from tree_typed.
17212
17213 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
17214
17215         PR lto/48492
17216         * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
17217         DECL_IN_CONSTANT_POOL without RTL.
17218
17219 2011-04-18  Ulrich Weigand  <ulrich.weigand@linaro.org>
17220             Ira Rosen  <ira.rosen@linaro.org>
17221
17222         PR target/48252
17223         * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
17224         to match neon_vzip/vuzp/vtrn_internal.
17225         * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
17226         outputs explicitly dependent on both inputs.
17227         (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
17228
17229 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
17230
17231         PR tree-optimization/48616
17232         * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
17233         whether the shift is by scalar or vector based on whether all SLP
17234         scalar stmts have the same rhs.
17235
17236 2011-04-17  Chung-Lin Tang  <cltang@codesourcery.com>
17237
17238         * config/arm/arm.c (neon_struct_mem_operand): Support POST_INC/PRE_DEC
17239         memory operands.
17240
17241 2011-04-17  Richard Sandiford  <rdsandiford@googlemail.com>
17242
17243         PR target/43700
17244         * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
17245         registers.
17246
17247 2011-04-17  Jan Hubicka  <jh@suse.cz>
17248
17249         * cgrpah.h (struct cgraph_node): Remove finalized_by_frontend.
17250         * cgrpahunit.c (cgraph_finalize_function): Do not set
17251         finalized_by_frontend.
17252         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
17253         finalized_by_frontend.
17254
17255 2011-04-17  Jan Hubicka  <jh@suse.cz>
17256
17257         * cgraph.c (cgraph_clone_node): Do not handle vtable_method
17258         * cgraph.h (struct cgraph_local_info): Drop vtable_method.
17259         * cgraphunit.c (cgraph_copy_node_for_versioning): Drop vtable_method.
17260         * lto-cgraph.c (lto_output_node, input_overwrite_node): Drop vtable
17261         method.
17262         * gimple-fold.c (can_refer_decl_in_current_unit_p): Mention PR20991 in
17263         gimple-fold.c
17264         * varasm.c (mark_decl_referenced): Drop vtable_method handling code.
17265
17266 2011-04-17  Eric Botcazou  <ebotcazou@adacore.com>
17267
17268         PR lto/48538
17269         * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
17270         is non-null before accessing it.
17271         (input_cgraph): Remove trailing spaces.
17272
17273 2011-04-17  Revital Eres  <revital.eres@linaro.org>
17274
17275         * params.def (sms-min-sc): New param flag.
17276         * modulo-sched.c (sms_schedule): Use it.
17277         * doc/invoke.texi (sms-min-sc): Document it.
17278
17279 2011-04-17  Jan Hubicka  <jh@suse.cz>
17280
17281         * lto-symtab.c (lto_cgraph_replace_node): When call statement is
17282         present, also set gimple_call_set_cannot_inline.
17283         * ipa-inline.c: Update toplevel comment.
17284         (MAX_TIME): Remove.
17285         (cgraph_clone_inlined_nodes): Fix linebreaks.
17286         (cgraph_check_inline_limits): Restructure to ...
17287         (caller_growth_limits): ... this one; be more tolerant
17288         on growth in nested inline chains; add explanatory comment;
17289         fix stack accounting thinko introduced by previous patch.
17290         (cgraph_default_inline_p): Remove.
17291         (report_inline_failed_reason): New function.
17292         (can_inline_edge_p): New function.
17293         (can_early_inline_edge_p): New function.
17294         (leaf_node_p): Move upwards in file.
17295         (want_early_inline_function_p): New function.
17296         (want_inline_small_function_p): New function.
17297         (want_inline_self_recursive_call_p): New function.
17298         (cgraph_edge_badness): Rename to ...
17299         (edge_badness) ... this one; fix linebreaks.
17300         (update_edge_key): Update call of edge_baddness; add
17301         detailed dump about queue updates.
17302         (update_caller_keys): Use can_inline_edge_p and
17303         want_inline_small_function_p.
17304         (cgraph_decide_recursive_inlining): Rename to...
17305         (recursive_inlining): Use can_inline_edge_p and
17306         want_inline_self_recursive_call_p; simplify and remove no longer
17307         valid FIXME.
17308         (cgraph_set_inline_failed): Remove.
17309         (add_new_edges_to_heap): Use can_inline_edge_p and
17310         want_inline_small_function_p.
17311         (cgraph_decide_inlining_of_small_functions): Rename to ...
17312         (inline_small_functions): ... this one; cleanup; use
17313         can/want predicates; cleanup debug ouput; work edges till fibheap
17314         is exhausted and do not stop once unit growth is reached; remove
17315         later loop processing remaining edges.
17316         (cgraph_flatten): Rename to ...
17317         (flatten_function): ... this one; use can_inline_edge_p
17318         and can_early_inline_edge_p predicates.
17319         (cgraph_decide_inlining): Rename to ...
17320         (ipa_inline): ... this one; remove unreachable nodes before
17321         inlining functions called once; simplify the pass.
17322         (cgraph_perform_always_inlining): Rename to ...
17323         (inline_always_inline_functions): ... this one; use
17324         DECL_DISREGARD_INLINE_LIMITS; use can_inline_edge_p predicate.
17325         (cgraph_decide_inlining_incrementally): Rename to ...
17326         (early_inline_small_functions): ... this one; simplify
17327         using new predicates; cleanup; make dumps prettier.
17328         (cgraph_early_inlining): Rename to ...
17329         (early_inliner): newer inline regular functions into always-inlines;
17330         fix updating of call stmt summaries.
17331         (pass_early_inline): Update for new names.
17332         (inline_transform): Fix formating.
17333         (gate_cgraph_decide_inlining): Rename to ...
17334         (pass_ipa_inline): ... this one.
17335         * ipa-inline.h (inline_summary): Remove disregard_inline_limits.
17336         * ipa-inline-analysis.c (dump_inline_summary): Update.
17337         (compute_inline_parameters): Do not compute disregard_inline_limits;
17338         look for mismatching arguments.
17339         (estimate_growth): Fix handlig of non-trivial self recursion.
17340         (inline_read_summary): Do not read info->disregard_inline_limits.
17341         (inline_write_summary): Do not write info->disregard_inline_limits.
17342         * tree-inline.c (inline_forbidden_into_p, tree_can_inline_p): Remove
17343         and move all checks into can_inline_edge_p predicate; re-enable code
17344         comparing optimization levels.
17345         (expand_call_inline): Do not test inline_forbidden_into_p.
17346         * Makefile.in (ipa-inline.o): Update arguments.
17347
17348 2011-04-17  Revital Eres  <revital.eres@linaro.org>
17349
17350         * ddg.c (free_ddg_all_sccs): Free sccs field in struct ddg_all_sccs.
17351
17352 2011-04-17  Revital Eres  <revital.eres@linaro.org>
17353
17354         * modulo-sched.c (sms_schedule): Avoid unfreed memory when SMS fails.
17355
17356 2011-04-17  Michael Matz  <matz@suse.de>
17357
17358         PR tree-optimization/48622
17359         PR lto/48645
17360         * ipa-inline-analysis.c (inline_read_summary): Read size/time
17361         in same order as they're written.
17362
17363 2011-04-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
17364
17365         * config/pa/predicates.md: Reorganize and simplify predicates.
17366         Eliminate duplicate code checks.
17367         (arith_operand): Rename to arith14_operand
17368         (reg_or_ior_operand): Rename to reg_or_cint_ior_operand.
17369         * config/pa/pa.md: Use renamed operands.
17370         * config/pa/pa-protos.h (symbolic_operand): Delete declaration.
17371         (tls_symbolic_operand, function_label_operand, lhs_lshift_cint_operand,
17372         arith11_operand, adddi3_operand, indexed_memory_operand,
17373         symbolic_memory_operand, int11_operand, reg_or_cint_move_operand,
17374         arith5_operand, uint5_operand, pic_label_operand, plus_xor_ior_operator,
17375         borx_reg_operand, shadd_operand, arith_operand, read_only_operand,
17376         move_dest_operand, move_src_operand, prefetch_cc_operand,
17377         prefetch_nocc_operand, and_operand, ior_operand, arith32_operand,
17378         uint32_operand, reg_before_reload_operand, reg_or_0_operand,
17379         reg_or_0_or_nonsymb_mem_operand, pre_cint_operand, post_cint_operand,
17380         div_operand, int5_operand, movb_comparison_operator,
17381         ireg_or_int5_operand, call_operand_address, ior_operand, fp_reg_operand,
17382         arith_double_operand, ireg_operand, lhs_lshift_operand,
17383         pc_or_label_operand, non_hard_reg_operand, eq_neq_comparison_operator,
17384         integer_store_memory_operand): Likewise.
17385         * config/pa/pa.c (adddi3_operand): Move to predicates.md.
17386         (integer_store_memory_operand, read_only_operand,
17387         function_label_operand, borx_reg_operand,
17388         non_hard_reg_operand): Likewise.
17389         (eq_neq_comparison_operator): Delete unused operator.
17390         (legitimize_pic_address): Use VOIDmode for mode argument in calls to
17391         function_label_operand.
17392         (emit_move_sequence): Likewise.
17393
17394 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
17395
17396         * config/i386/sse.md (sseunpackmode): New mode attribute.
17397         (ssepackmode): Ditto.
17398         (vec_pack_trunc_<mode>): Macroize expander from
17399         vec_pack_trunc_{v8hi,v4si,v2di} using VI248_128 mode iterator.
17400         (vec_unpacks_lo_<mode>): Macroize expander from
17401         vec_unpacks_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
17402         (vec_unpacks_hi_<mode>): Macroize expander from
17403         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
17404         (vec_unpacku_lo_<mode>): Macroize expander from
17405         vec_unpacku_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
17406         (vec_unpacku_hi_<mode>): Macroize expander from
17407         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
17408         * config/i386/i386.c (ix86_expand_sse_unpack): Merge with
17409         ix86_expand_sse4_unpack.
17410         * config/i386/i386-protos.h (ix86_expand_sse4_unpack): Remove.
17411
17412 2011-04-16  Jan Hubicka  <jh@suse.cz>
17413
17414         * cgraphbuild.c: Include ipa-inline.h.
17415         (reset_inline_failed): Use initialize_inline_failed.
17416         * cgraph.c: Include ipa-inline.h.
17417         (cgraph_create_node_1): Do not initialize estimated_growth.
17418         (initialize_inline_failed): More to ipa-inline-analysis.c
17419         (dump_cgraph_node): Do not dump inline flags.
17420         * cgraph.h (cgraph_local_info): Remove inlineable, versionable
17421         and disregard_inline_limits flags.
17422         (cgrpah_global_info): Remove estimated_stack_size, stack_frame_offset,
17423         time, size, estimated_growth.
17424         * ipa-cp.c (ipcp_versionable_function_p, ipcp_generate_summary):
17425         Update.
17426         * cgraphunit.c (cgraph_decide_is_function_needed): Use
17427         DECL_DISREGARD_INLINE_LIMITS.
17428         (cgraph_analyze_function): Do not initialize
17429         node->local.disregard_inline_limits.
17430         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
17431         inlinable, versionable and disregard_inline_limits.
17432         * ipa-inline.c (cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
17433         cgraph_check_inline_limits, cgraph_default_inline_p,
17434         cgraph_edge_badness, update_caller_keys, update_callee_keys,
17435         add_new_edges_to_heap): Update.
17436         (cgraph_decide_inlining_of_small_function): Update; set
17437         CIF_FUNCTION_NOT_INLINABLE for uninlinable functions.
17438         (cgraph_decide_inlining, cgraph_edge_early_inlinable_p,
17439         cgraph_decide_inlining_incrementally): Update.
17440         * ipa-inline.h (inline_summary): Add inlinable, versionable,
17441         disregard_inline_limits, estimated_stack_size, stack_frame_offset,
17442         time, size and estimated_growth parameters.
17443         (estimate_edge_growth): Update.
17444         (initialize_inline_failed): Declare.
17445         * ipa-split.c: Include ipa-inline.h
17446         (execute_split_functions): Update.
17447         * ipa.c (cgraph_postorder): Use DECL_DISREGARD_INLINE_LIMITS.
17448         (cgraph_remove_unreachable_nodes): Do not clear inlinable flag.
17449         (record_cdtor_fn): Use DECL_DISREGARD_INLINE_LIMITS.
17450         * ipa-inline-analysis.c (inline_node_removal_hook): Update; set
17451         estimated_growth to INT_MIN.
17452         (inline_node_duplication_hook): Likewise.
17453         (dump_inline_summary): Dump new fields.
17454         (compute_inline_parameters): Update.
17455         (estimate_edge_time, estimate_time_after_inlining,
17456         estimate_size_after_inlining, estimate_growth, inline_read_summary,
17457         inline_write_summary):
17458         (initialize_inline_failed): Move here from cgraph.c.
17459         * tree-sra.c: Include ipa-inline.h.
17460         (ipa_sra_preliminary_function_checks): Update.
17461         * Makefile.in (cgraph.o, cgraphbuild.o): Add dependency on
17462         ipa-inline.h.
17463
17464 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
17465
17466         * config/i386/sse.md (V16): New mode iterator.
17467         (VI1, VI8): Ditto.
17468         (AVXMODEQI, AVXMODEDI): Remove.
17469         (sse2, sse3): New mode attribute.
17470         (mov<mode>): Use V16 mode iterator.
17471         (*mov<mode>_internal): Merge with *avx_mov<mode>_internal.
17472         (push<mode>1): Use V16 mode iterator.
17473         (movmisalign<mode>): Ditto.
17474         (<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
17475         <sse>_movu<ssemodesuffix> and avx_movu<ssemodesuffix><avxmodesuffix>.
17476         (*<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
17477         *<sse>_movu<ssemodesuffix> and *avx_movu<ssemodesuffix><avxmodesuffix>.
17478         (<sse2>_movdqu<avxmodesuffix>): Merge from sse2_movdqu and
17479         avx_movdqu<avxmodesuffix>.
17480         (*<sse2>_movdqu<avxmodesuffix>): Merge from *sse2_movdqu and
17481         *avx_movdqu<avxmodesuffix>.
17482         (<sse3>_lddqu<avxmodesuffix>) Merge from sse3_lddqu and
17483         avx_lddqu<avxmodesuffix>.
17484         (<sse>_movnt<mode>): Merge with avx_movnt<AVXMODEF2P:mode>.
17485         (<sse2>_movnt<mode>): Merge from sse2_movntv2di and
17486         avx_movnt<AVXMODEDI:mode>.
17487         * config/i386/i386.c (ix86_expand_vector_move_misalign): Update for
17488         renamed sse_movups, sse2_movupd and sse2_movdqu patterns.
17489
17490 2011-04-16  Bernd Schmidt  <bernds@codesourcery.com>
17491
17492         PR target/48629
17493         * haifa-sched.c (prune_ready_list, schedule_block): Use
17494         sched_pressure_p rather than flag_sched_pressure.
17495
17496 2011-04-15  Pat Haugen  <pthaugen@us.ibm.com>
17497
17498         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
17499         cgraph_get_node instead of cgraph_get_create_node.
17500
17501 2011-04-15  Jakub Jelinek  <jakub@redhat.com>
17502
17503         * cfgexpand.c (expand_debug_expr): Use
17504         simplify_gen_{unary,binary,ternary} instead of gen_rtx_*.
17505
17506 2011-04-15  Michael Matz  <matz@suse.de>
17507
17508         * tree.h (ALLOCA_FOR_VAR_P): Rename to CALL_ALLOCA_FOR_VAR_P.
17509         * builtins.c (expand_builtin): Use CALL_ALLOCA_FOR_VAR_P.
17510         * function.c (gimplify_parameters): Ditto.
17511         * gimplify.c (gimplify_vla_decl): Ditto.
17512
17513         * gimple.h (enum gf_mask): Add GF_CALL_ALLOCA_FOR_VAR.
17514         (gimple_call_set_alloca_for_var): New inline function.
17515         (gimple_call_alloca_for_var_p): Ditto.
17516         * gimple.c (gimple_build_call_from_tree): Remember
17517         CALL_ALLOCA_FOR_VAR_P state.
17518         * cfgexpand.c (expand_call_stmt): Restore CALL_ALLOCA_FOR_VAR_P state.
17519
17520         * tree-inline.c (inline_forbidden_p_stmt): Don't reject alloca
17521         calls if they were for VLA objects.
17522
17523 2011-04-15  Martin Jambor  <mjambor@suse.cz>
17524
17525         * ipa-prop.c (ipa_analyze_virtual_call_uses): Remove handling
17526         of ADR_EXPRs.
17527
17528 2011-04-15  Martin Jambor  <mjambor@suse.cz>
17529
17530         PR middle-end/48601
17531         * tree-emutls.c (lower_emutls_function_body): Call
17532         cgraph_get_create_node instead of cgraph_get_node.  Do not assert the
17533         result is non-NULL.
17534
17535 2011-04-15  Nicola Pero  <nicola.pero@meta-innovation.com>
17536
17537         * c-decl.c (detect_field_duplicates): Call
17538         objc_detect_field_duplicates instead of objc_get_interface_ivars.
17539
17540 2011-04-15  Nathan Froyd  <froydnj@codesourcery.com>
17541
17542         * gimple.h (gimple_asm_clobbers_memory_p): Declare.
17543         * gimple.c (gimple_asm_clobbers_memory_p): Define.
17544         * ipa-pure-const.c (check_stmt): Call it.
17545         * tree-ssa-operands.c (get_asm_expr_operands): Likewise.
17546
17547 2011-04-15  Richard Guenther  <rguenther@suse.de>
17548
17549         PR tree-optimization/48290
17550         * tree-ssa-copy.c (copy_prop_visit_phi_node): Propagate constants.
17551         Properly decide inhibiting propagation based on the valueized
17552         operand.  Do loop-closed SSA form preserving here ...
17553         (init_copy_prop): ... not here.
17554
17555 2011-04-15  H.J. Lu  <hongjiu.lu@intel.com>
17556
17557         PR target/48612
17558         * config/i386/sse.md (*ieee_smin<mode>3): Switch mnemonics.
17559         (*ieee_smax<mode>3): Likewise.
17560
17561 2011-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
17562
17563         * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
17564         Replace match_operand with match_dup for the third operand in
17565         these expanders.
17566
17567 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
17568
17569         * combine.c (subst, combine_simlify_rtx): Add new argument, use it
17570         to track processing of conditionals.  Update all callers.
17571         (try_combine, simplify_if_then_else): Update.
17572
17573 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
17574
17575         * config/m68k/m68k.c (m68k_sched_variable_issue): Handle
17576         -fsched-pressure.
17577
17578 2011-04-15  Georg-Johann Lay  <avr@gjlay.de>
17579
17580         * config/avr/avr.md ("rotl<mode>3",mode=HIDI): Use match_dup
17581         instead of match_operand for operand 3.
17582
17583 2011-04-15  Richard Sandiford  <richard.sandiford@linaro.org>
17584
17585         * recog.h (insn_operand_data): Add an "allows_mem" field.
17586         * genoutput.c (output_operand_data): Initialize it.
17587         * optabs.c (maybe_legitimize_operand_same_code): New function.
17588         (maybe_legitimize_operand): Use it when matching the original
17589         op->value.
17590
17591 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
17592
17593         * gimplify.c: Fix issues in comments throughout.
17594         (voidify_wrapper_expr): Fix long line.
17595         (build_stack_save_restore): Likewise.
17596         (gimplify_loop_expr): Likewise.
17597         (gimplify_compound_lval): Likewise.
17598         (gimplify_init_ctor_eval): Likewise.
17599         (gimplify_modify_expr_rhs): Likewise.
17600         (omp_notice_threadprivate_variable): Likewise.
17601
17602 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
17603
17604         * cfgexpand.c (expand_call_stmt): Convert the function type to the
17605         original one if this is not a builtin function.
17606
17607 2011-04-14  Jakub Jelinek  <jakub@redhat.com>
17608
17609         PR target/48605
17610         * config/i386/sse.md (sse4_1_insertps): If operands[2] is a MEM,
17611         offset it as needed based on top 2 bits in operands[3], change
17612         MEM mode to SFmode and mask those 2 bits away from operands[3].
17613
17614 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
17615
17616         * c-parser.c (c_parser_objc_protocol_definition): Updated for
17617         change from objc_declare_protocols() to objc_declare_protocol().
17618
17619 2011-04-14  Uros Bizjak  <ubizjak@gmail.com>
17620
17621         * config/i386/sse.md (sse4_1): New mode attribute.
17622         (<sse4_1>_blend<ssemodesuffix><avxmodesuffix>): Macroize from
17623         avx_blend<ssemodesuffix><avxmodesuffix> and
17624         sse4_1_blend<ssemodesuffix> using VF mode iterator.
17625         (<sse4_1>_blendv<ssemodesuffix><avxmodesuffix>): Macroize from
17626         avx_blendv<ssemodesuffix><avxmodesuffix> and
17627         sse4_1_blendv<ssemodesuffix> using VF mode iterator.
17628         (<sse4_1>_dp<ssemodesuffix><avxmodesuffix>): Macroize from
17629         avx_dp<ssemodesuffix><avxmodesuffix> and
17630         sse4_1_dp<ssemodesuffix> using VF mode iterator.
17631         (sse4_1_mpsadbw): Merge with *avx_mpsadbw.
17632         (sse4_1_packusdw): Merge with *avx_packusdw.
17633         (sse4_1_pblendvb): Merge with *avx_pblendvb.
17634         (sse4_1_pblendw): Merge with *avx_pblendw.
17635         (avx_vtest<ssemodesuffix><avxmodesuffix>): Use VF mode iterator.
17636         (<sse4_1>_round<ssemodesuffix><avxmodesuffix>): Macroize from
17637         avx_round<ssemodesuffix>256 and sse4_1_round<ssemodesuffix> using
17638         VF mode iterator.
17639         (sse4_1_round<ssescalarmodesuffix>): Merge with
17640         *avx_round<ssescalarmodesuffix>.
17641         (aesenc): Merge with *avx_aesenc.
17642         (aesenclast): Merge with *avx_aesenclast.
17643         (aesdec): Merge with *avx_aesdec.
17644         (aesdeclast): Merge with *avx_aesdeclast.
17645         (pclmulqdq): Merge with *pclmulqdq.
17646         * config/i386/predicates.md (reg_not_xmm0_operand_maybe_avx):
17647         New predicate.
17648         (nonimm_not_xmm0_operand_maybe_avx): Ditto.
17649
17650 2011-04-14  H.J. Lu  <hongjiu.lu@intel.com>
17651
17652         PR middle-end/48608
17653         * cfgexpand.c (get_decl_align_unit): Renamed to ...
17654         (align_local_variable): This.  Update DECL_ALIGN.
17655         (add_stack_var): Updated.
17656         (expand_one_stack_var): Likewise.
17657
17658 2011-04-14  Richard Guenther  <rguenther@suse.de>
17659
17660         * tree-ssa-dse.c (struct dse_global_data, struct dse_block_local_data):
17661         Remove.
17662         (dse_initialize_block_local_data, dse_leave_block,
17663         record_voperand_set, get_stmt_uid): Likewise.
17664         (dse_possible_dead_store_p): Allow any kind of killing stmt.
17665         (dse_optimize_stmt): Remove voperand set handling code.
17666         Simplify and improve to handle any kind of killing stmt.
17667         (dse_record_phi): Remove.
17668         (dse_enter_block): Simplify.
17669         (tree_ssa_dse): Likewise.
17670         * tree-ssa-alias.c (stmt_kills_ref_p_1): Handle some builtins.
17671
17672 2011-04-14  Jan Hubicka  <jh@suse.cz>
17673
17674         * cgraph.c (dump_cgraph_node): Do not dump inline summaries.
17675         * cgraph.h (struct inline_summary): Move to ipa-inline.h
17676         (cgraph_local_info): Remove inline_summary.
17677         * ipa-cp.c: Include ipa-inline.h.
17678         (ipcp_cloning_candidate_p, ipcp_estimate_growth,
17679         ipcp_estimate_cloning_cost, ipcp_insert_stage): Use inline_summary
17680         accesor.
17681         * lto-cgraph.c (lto_output_node): Do not stream inline summary.
17682         (input_overwrite_node): Do not set inline summary.
17683         (input_node): Do not stream inline summary.
17684         * ipa-inline.c (cgraph_decide_inlining): Dump inline summaries.
17685         (cgraph_decide_inlining_incrementally): Do not try to estimate overall
17686         growth; we do not have inline parameters computed for that anyway.
17687         (cgraph_early_inlining): After inlining compute call_stmt_sizes.
17688         * ipa-inline.h (struct inline_summary): Move here from ipa-inline.h
17689         (inline_summary_t): New type and VECtor.
17690         (debug_inline_summary, dump_inline_summaries): Declare.
17691         (inline_summary): Use VOCtor.
17692         (estimate_edge_growth): Kill hack computing call stmt size directly.
17693         * lto-section-in.c (lto_section_name): Add inline section.
17694         * ipa-inline-analysis.c: Include lto-streamer.h
17695         (node_removal_hook_holder, node_duplication_hook_holder): New holders
17696         (inline_node_removal_hook, inline_node_duplication_hook): New functions.
17697         (inline_summary_vec): Define.
17698         (inline_summary_alloc, dump_inline_summary, debug_inline_summary,
17699         dump_inline_summaries): New functions.
17700         (estimate_function_body_sizes): Properly compute size/time of outgoing
17701         calls.
17702         (compute_inline_parameters): Alloc inline_summary; do not compute
17703         size/time of incomming calls.
17704         (estimate_edge_time): Avoid missing time summary hack.
17705         (inline_read_summary): Read inline summary info.
17706         (inline_write_summary): Write inline summary info.
17707         (inline_free_summary): Free all hooks and inline summary vector.
17708         * lto-streamer.h: Add LTO_section_inline_summary section.
17709         * Makefile.in (ipa-cp.o, ipa-inline-analysis.o): Update dependencies.
17710         * ipa.c (cgraph_remove_unreachable_nodes): Fix dump file formating.
17711
17712 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
17713
17714         * tree-vectorizer.h (vect_strided_store_supported): Add a
17715         HOST_WIDE_INT argument.
17716         (vect_strided_load_supported): Likewise.
17717         (vect_permute_store_chain): Return void.
17718         (vect_transform_strided_load): Likewise.
17719         (vect_permute_load_chain): Delete.
17720         * tree-vect-data-refs.c (vect_strided_store_supported): Take a
17721         count argument.  Check that the count is a power of two.
17722         (vect_strided_load_supported): Likewise.
17723         (vect_permute_store_chain): Return void.  Update after above changes.
17724         Assert that the access is supported.
17725         (vect_permute_load_chain): Likewise.
17726         (vect_transform_strided_load): Return void.
17727         * tree-vect-stmts.c (vectorizable_store): Update calls after
17728         above interface changes.
17729         (vectorizable_load): Likewise.
17730         (vect_analyze_stmt): Don't check for strided powers of two here.
17731
17732 2011-04-14  Richard Guenther  <rguenther@suse.de>
17733
17734         PR tree-optimization/48590
17735         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
17736         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
17737         (call_may_clobber_ref_p_1): Handle BUILT_IN_ALLOCA and
17738         BUILT_IN_STACK_SAVE.
17739         * tree-ssa-dce.c (propagate_necessity): Handle
17740         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
17741
17742 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
17743
17744         * c-parser.c (c_parser_objc_class_declaration): Updated call to
17745         objc_declare_class.
17746
17747 2011-04-14  Richard Guenther  <rguenther@suse.de>
17748
17749         * tree.h (get_object_alignment_1): Declare.
17750         * builtins.c (get_object_alignment_1): Split out worker from ...
17751         (get_object_alignment): ... here.
17752         * fold-const.c (get_pointer_modulus_and_residue): Use
17753         get_object_alignment_1.
17754
17755 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
17756
17757         * tree-vectorizer.h (vect_create_data_ref_ptr): Add an extra
17758         type parameter.
17759         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add an aggr_type
17760         parameter.  Generalise code to handle arrays as well as vectors.
17761         (vect_setup_realignment): Update accordingly.
17762         * tree-vect-stmts.c (vectorizable_store): Likewise.
17763         (vectorizable_load): Likewise.
17764
17765 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
17766
17767         * tree-vect-stmts.c (vectorizable_load): Allocate and free dr_chain
17768         within the per-copy loop.
17769
17770 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
17771
17772         * tree-vect-stmts.c (vectorizable_load): Print the number of copies
17773         in the dump file.
17774
17775 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
17776
17777         * doc/options.texi (Negative): Explicitly mention that the
17778         Negative chain must be circular.
17779
17780 2011-04-14  Nathan Froyd  <froydnj@codesourcery.com>
17781
17782         * function.h (block_chainon): Declare.
17783         * function.c (block_chainon): Define.
17784
17785 2011-04-14  Anatoly Sokolov  <aesok@post.ru>
17786             Eric Weddington  <eric.weddington@atmel.com>
17787             Georg-Johann Lay  <avr@gjlay.de>
17788
17789         * config/avr/avr.c ("insn-codes.h", "optabs.h", "langhooks.h"):
17790         New Includes
17791         (avr_init_builtins, avr_expand_builtin,
17792         avr_expand_delay_cycles, avr_expand_unop_builtin,
17793         avr_expand_binop_builtin ): New functions.
17794         (avr_builtin_id): New enum
17795         (struct avr_builtin_description): New struct
17796         (bdesc_1arg, bdesc_2arg): New arrays describing some RTL builtins.
17797         (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
17798
17799         * config/avr/avr.md (UNSPEC_FMUL, UNSPEC_FMULS, UNSPEC_FMULSU,
17800         UNSPECV_ENABLE_IRQS, UNSPECV_NOP, UNSPECV_SLEEP, UNSPECV_WDR,
17801         UNSPECV_DELAY_CYCLES): new enumeration values
17802         (UNSPEC_SEI, UNSPEC_CLI): Remove enumeration values
17803         ("enable_interrupt"): Use UNSPECV_ENABLE_IRQS
17804         ("disable_interrupt"): Use UNSPECV_ENABLE_IRQS
17805         ("*rotlqi3_4"): rename insn to "rotlqi3_4"
17806         ("delay_cycles_1", "delay_cycles_2", "delay_cycles_3",
17807         "delay_cycles_4", "nopv", "sleep", "wdr", "fmul", "fmuls",
17808         "fmulsu"): New insns
17809
17810         * config/avr/avr-c.c: fix line endings
17811         (avr_cpu_cpp_builtins): New builtin defines: __BUILTIN_AVR_NOP,
17812         __BUILTIN_AVR_SEI, __BUILTIN_AVR_CLI, __BUILTIN_AVR_WDR,
17813         __BUILTIN_AVR_SLEEP, __BUILTIN_AVR_SWAP,
17814         __BUILTIN_AVR_DELAY_CYCLES, __BUILTIN_AVR_FMUL,
17815         __BUILTIN_AVR_FMULS, __BUILTIN_AVR_FMULSU.
17816
17817         * doc/extend.texi (AVR Built-in Functions): New node
17818         (Target Builtins): Add documentation of AVR
17819         built-in functions.
17820
17821 2011-04-14  Georg-Johann Lay  <avr@gjlay.de>
17822
17823         PR target/44643
17824         * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
17825         alone. Error if non-const data has attribute progmem.
17826
17827 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
17828
17829         * tree.h (struct tree_constructor): Include tree_typed instead of
17830         tree_common.
17831         * tree.c (initialize_tree_contains_struct): Mark TS_CONSTRUCTOR as
17832         TS_TYPED instead of TS_COMMON.
17833
17834 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
17835
17836         * config/i386/sse.md (*sse2_uavgv16qi3): Merge with *avx_uavgv16qi3.
17837         (*sse2_uavgv8hi3): Merge with *avx_uavgv8hi3.
17838         (sse2_psadbw): Merge with *avx_psadbw.
17839         (ssse3_phaddwv8hi3): Merge with *avx_phaddwv8hi3.
17840         (ssse3_phadddv4si3): Merge with *avx_phadddv4si3.
17841         (ssse3_phaddswv8hi3): Merge with *avx_phaddswv8hi3.
17842         (ssse3_phsubwv8hi3): Merge with *avx_phsubwv8hi3.
17843         (ssse3_phsubdv4si3): Merge with *avx_phsubdv4si3.
17844         (ssse3_phsubswv8hi3): Merge with *avx_phsubswv8hi3.
17845         (ssse3_pmaddubsw128): Merge with *avx_pmaddubsw128.
17846         (*ssse3_pmulhrswv8hi3): Merge with *avx_pmulhrswv8hi3.
17847         (ssse3_pshufbv16qi3): Merge with *avx_pshufbv16qi3.
17848         (ssse3_psign<mode>3): Merge with *avx_psign<mode>3.
17849         (ssse3_palignrti): Merge with *avx_palignrti.
17850
17851 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
17852
17853         * tree-flow.h (struct gimple_df): Make free_ssanames a VEC.
17854         * tree-ssanames.c (fini_ssanames): VEC_free it.
17855         (make_ssa_name_fn): Update for VECness of free_ssanames.
17856         (release_ssa_name, release_dead_ssa_names): Likewise.
17857         * tree.h (struct tree_ssa_name): Include tree_typed instead of
17858         tree_common.
17859         * tree.c (initialize_tree_contains_struct): Mark TS_SSA_NAME as
17860         TS_TYPED instead of TS_COMMON.
17861
17862 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
17863
17864         * postreload-gcse.c (gcse_after_reload_main): Add calls to
17865         statistics_counter_event.
17866         * tree-ssa-copyrename.c (stats): Define.
17867         (rename_ssa_copies): Count coalesced SSA_NAMEs.  Add call to
17868         statistics_counter_event.
17869         * tree-ssa-math-opts.c (reciprocal_stats, sincos_stats): Define.
17870         (bswap_stats, widen_mul_stats): Define.
17871         (insert_reciprocals): Increment rdivs_inserted.
17872         (execute_cse_reciprocals): Zeroize reciprocal_stats.  Increment
17873         rfuncs_inserted.  Add calls to statistics_counter_event.
17874         (execute_cse_sincos_1): Increment inserted.
17875         (execute_cse_sincos): Zeroize sincos_stats.  Add call to
17876         statistics_counter_event.
17877         (execute_optimize_bswap): Zeroize bswap_stats.  Increment fields
17878         of bswap_stats.  Add calls to statistics_counter_event.
17879         (convert_mult_to_widen): Increment widen_mults_inserted.
17880         (convert_plusminus_to_widen): Increment maccs_inserted.
17881         (convert_mult_to_fma): Increment fmas_inserted.
17882         (execute_optimize_widening_mul): Zeroize widen_mul_stats.  Add
17883         calls to statistics_counter_event.
17884
17885 2011-04-13  Vladimir Makarov  <vmakarov@redhat.com>
17886
17887         PR rtl-optimization/48455
17888         * ira-costs.c (find_costs_and_classes): Use i_mem_cost instead of
17889         `temp_costs->mem_cost'.
17890
17891 2011-04-13  Jan Hubicka  <jh@suse.cz>
17892
17893         * ipa-inline.h: New file.
17894         * ipa-inline-analysis.c: New file. Broken out of ...
17895         * ipa-inline.c: ... this file; update toplevel comment;
17896         include ipa-inline.h
17897         (inline_summary): Move to ipa-inline.h
17898         (cgraph_estimate_edge_time): Rename to estimate_edge_time; move to
17899         ipa-inline-analysis.c.
17900         (cgraph_estimate_time_after_inlining): Rename to
17901         estiamte_time_after_inlining; move to ipa-inline-analysis.c
17902         (cgraph_estimate_edge_growth): Move to ipa-inline-analysis.c; rename
17903         to estimate_edge_growth.
17904         (cgraph_estimate_size_after_inlining): Move to ipa-inline-analysis.c;
17905         rename to estimate_size_after_inlining.
17906         (cgraph_mark_inline_edge): Update for new naming convention.
17907         (cgraph_check_inline_limits): Likewise.
17908         (cgraph_edge_badness): Likewise.
17909         (cgraph_decide_recursive_inlining): Likewise.
17910         (cgraph_decide_inlining_of_small_functions): Likewise.
17911         (cgraph_decide_inlining_incrementally): Likewise.
17912         (cgraph_estimate_growth): Rename to estimate_growth; move to
17913         ipa-inline-analysis.c.
17914         (eliminated_by_inlining_prob): Move to ipa-inline-analysis.c.
17915         (estimate_function_body_sizes): Move to ipa-inline-analysis.c.
17916         (compute_inline_parameters): Likewise.
17917         (compute_inline_parameters_for_current): Likewise.
17918         (pass_inline_parameters): Likewise.
17919         (inline_indirect_intraprocedural_analysis): Likewise.
17920         (analyze_function): Rename to inline_analyze_function; likewise.
17921         (add_new_function): Move to ipa-inline-analysis.c.
17922         (inline_generate_summary): Likewise.
17923         (inline_read_summary): Likewise.
17924         (inline_write_summary): Likewise.
17925         * Makefile.in (ipa-inline-analysis.c): New file.
17926
17927 2011-04-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
17928
17929         * configure.ac (gcc_cv_as_sparc_gotdata_op): Remove GNU ld check.
17930         * configure: Regenerate.
17931
17932 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
17933
17934         * tree.h (struct tree_int_cst, struct real_value): Include tree_typed
17935         instead of tree_common.
17936         (struct tree_fixed_cst, struct tree_string, struct tree_complex):
17937         Likewise.
17938         * tree.c (initialize_tree_contains_struct): Mark such nodes as being
17939         TS_TYPED rather than TS_COMMON.
17940         * print-tree.c (print_node) [STRING_CST]: Don't print TREE_CHAIN.
17941
17942 2011-04-01  Georg-Johann Lay  <avr@gjlay.de>
17943
17944         PR target/45263
17945         * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Don't use
17946         r20 around calls of __tablejump_elpm__
17947
17948 2011-04-13  Jakub Jelinek  <jakub@redhat.com>
17949
17950         PR middle-end/48591
17951         * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is
17952         NULL.
17953         (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
17954
17955 2011-04-13  Bernd Schmidt  <bernds@codesourcery.com>
17956
17957         * dwarf2out.c (struct dw_cfi_struct): Remove member dw_cfi_next.
17958         (dw_cfi_ref): Add DEF_VEC_P and some DEF_VEC_ALLOC_Ps.
17959         (cfi_vec): New typedef.
17960         (struct dw_fde_struct): Make dw_fde_cfi a cfi_vec. Replace
17961         dw_fde_switch_cfi with an integer dw_fde_switch_cfi_index.
17962         (cie_cfi_vec): New static variable.
17963         (cie_cfi_head): Delete.
17964         (add_cfi): Accept a cfi_vec * as first argument. All callers and
17965         declaration changed. Use vector rather than list operations.
17966         (new_cfi): Don't initialize the dw_cfi_next field.
17967         (add_fde_cfi): Allocate cie_cfi_vec if necessary. Use vector
17968         rather than list operations.
17969         (lookup_cfa): Use vector rather than list operations.
17970         (output_cfis): New argument upto. Accept a cfi_vec rather than
17971         a dw_cfi_ref list head as argument. All callers changed.
17972         Iterate over the vector using upto as a maximum index.
17973         (output_all_cfis): New static function.
17974         (output_fde): Use vector rather than list operations. Use the
17975         new upto argument for output_cfis rather than manipulating a
17976         list.
17977         (dwarf2out_begin_prologue): Change initializations to match
17978         new struct members.
17979         (dwarf2out_switch_text_section): Initialize dw_fde_switch_cfi_index
17980         from the vector length rather than searching for the end of a list.
17981         Use output_all_cfis.
17982         (convert_cfa_to_fb_loc_list): Use vector rather than list operations.
17983
17984 2011-04-13  Nick Clifton  <nickc@redhat.com>
17985
17986         * config/rx/rx.md (movmemsi): Do not use this pattern when
17987         volatile pointers are involved.
17988
17989 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
17990
17991         * config/i386/sse.md (pinsrbits): Remove.
17992         (sse2_packsswb): Merge with *avx_packsswb.
17993         (sse2_packssdw): Merge with *avx_packssdw.
17994         (sse2_packuswb): Merge with *avx_packuswb.
17995         (vec_interleave_highv16qi): Merge with *avx_interleave_highv16qi.
17996         (vec_interleave_lowv16qi): Merge with *avx_interleave_lowv16qi.
17997         (vec_interleave_highv8hi): Merge with *avx_interleave_highv8hi.
17998         (vec_interleave_lowv8hi): Merge with *avx_interleave_lowv8hi.
17999         (vec_interleave_highv4si): Merge with *avx_interleave_highv4si.
18000         (vec_interleave_lowv4si): Merge with *avx_interleave_lowv4si.
18001         (*sse4_1_pinsrb): Merge with *avx_pinsr<ssevecsize>.
18002         (*sse2_pinsrw): Merge with *avx_pinsr<ssevecsize>.
18003         (*sse4_1_pinsrd): Merge with *avx_pinsr<ssevecsize>.
18004         (*sse4_1_pinsrq): Merge with *avx_pinsrq.
18005         (sse2_loadld): Merge with *avx_loadld.
18006         (*vec_extractv2di_1_rex64): Merge with *vec_extractv2di_1_rex64_avx.
18007         (*vec_extractv2di_1_sse2): Merge with *vec_extractv2di_1_avx.
18008         (*vec_concatv2si_sse4_1): Merge with *vec_concatv2si_avx.
18009         (*vec_concatv2di_rex64_sse4_1): Merge with *vec_concatv2di_rex64_avx.
18010         (vec_concatv2di): Merge with *vec_concatv2di_avx.
18011
18012 2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>
18013
18014         * c-decl.c (union lang_tree_node): Check for TS_COMMON before
18015         calling TREE_CHAIN.
18016         * print-tree.c (print_node): Likewise.
18017         * tree-inline.c (copy_tree_r): Likewise.
18018         * c-lang.c (LANG_HOOKS_INIT_TS): Define.
18019         * lto-streamer-in.c (lto_input_tree_pointers): Check for TS_TYPED
18020         instead of TS_COMMON.
18021         * lto-streamer-out.c (lto_output_tree_pointers): Likewise.
18022         * tree.c (initialize_tree_contains_struct): Handle TS_TYPED.
18023         (copy_node_stat): Zero TREE_CHAIN only if necessary.
18024         (MARK_TS_BASE, MARK_TS_TYPED, MARK_TS_COMMON): Move these...
18025         (MARK_TS_DECL_COMMON, MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL):
18026         ...and these...
18027         (MARK_TS_DECL_WITH_VIS, MARK_TS_DECL_NON_COMMON): ...and these...
18028         * tree.h: ...here.
18029         (TREE_CHAIN): Check for a TS_COMMON structure.
18030         (TREE_TYPE): Check for a TS_TYPED structure.
18031
18032 2011-04-12  Pat Haugen  <pthaugen@us.ibm.com>
18033
18034         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
18035         cgraph_get_create_node instead of cgraph_node.
18036
18037 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
18038
18039         * c-parser.c (c_parser_initelt): Updated call to
18040         objc_build_message_expr.
18041         (c_parser_postfix_expression): Likewise.
18042
18043 2011-04-12  Kai Tietz  <ktietz@redhat.com>
18044
18045         * config/i386/mingw32.h (TARGET_SUBTARGET_DEFAULT): Add
18046         MASK_MS_BITFIELD_LAYOUT bit.
18047
18048 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
18049
18050         * combine.c (update_cfg_for_uncondjump): Instead of testing at_end
18051         assert it is always true.
18052         (try_combine): Don't call update_cfg_for_uncondjump for noop non-jump
18053         moves.
18054
18055 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
18056
18057         * c-parser.c (c_lex_one_token): Rewritten conditional used when
18058         compiling Objective-C to be more efficient.
18059
18060 2011-04-12  Axel Freyn  <axel-freyn@gmx.de>
18061
18062         * opts-common.c (decode_cmdline_options_to_array): Remove variable
18063         argv_copied.
18064
18065 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
18066
18067         * recog.h, genoutput.c, optabs.c: Revert last patch.
18068
18069 2011-04-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
18070
18071         PR target/48090
18072         * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
18073
18074 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
18075
18076         * recog.h (insn_operand_data): Add an "allows_mem" field.
18077         * genoutput.c (output_operand_data): Initialize it.
18078         * optabs.c (maybe_legitimize_operand_same_code): New function.
18079         (maybe_legitimize_operand): Use it when matching the original
18080         op->value.
18081
18082 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
18083
18084         * genpreds.c (process_define_predicate): Move most processing
18085         to gensupport.c.  Continue to validate the expression.
18086         * genrecog.c (did_you_mean_codes, compute_predicate_codes)
18087         (process_define_predicate): Move processing to gensupport.c.
18088         (main): Remove DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE cases.
18089         * gensupport.c (did_you_mean_codes): Moved from genrecog.c.
18090         (compute_predicate_codes): Moved from genrecog.c.  Add lineno
18091         argument.
18092         (valid_predicate_name_p): New function, split out from old
18093         genpreds.c:process_define_predicate.
18094         (process_define_predicate): New function, combining code from
18095         old genpreds.c and genrecog.c functions.
18096         (process_rtx): Call it for DEFINE_PREDICATE and
18097         DEFINE_SPECIAL_PREDICATE.
18098
18099 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
18100
18101         * config/arm/arm.c (arm_print_operand): Use MEM_SIZE to get the
18102         size of a '%A' memory reference.
18103         (T_DREG, T_QREG): New neon_builtin_type_bits.
18104         (arm_init_neon_builtins): Assert that the load and store operands
18105         are neon_struct_operands.
18106         (locate_neon_builtin_icode): Provide the neon_builtin_type_bits.
18107         (NEON_ARG_MEMORY): New builtin_arg.
18108         (neon_dereference_pointer): New function.
18109         (arm_expand_neon_args): Add a neon_builtin_type_bits argument.
18110         Handle NEON_ARG_MEMORY.
18111         (arm_expand_neon_builtin): Update after above interface changes.
18112         Use NEON_ARG_MEMORY for loads and stores.
18113         * config/arm/predicates.md (neon_struct_operand): New predicate.
18114         * config/arm/iterators.md (V_two_elem): Tweak formatting.
18115         (V_three_elem): Use BLKmode for accesses that have no associated mode.
18116         (V_four_elem): Tweak formatting.
18117         * config/arm/neon.md (neon_vld1<mode>, neon_vld1_dup<mode>)
18118         (neon_vst1_lane<mode>, neon_vst1<mode>, neon_vld2<mode>)
18119         (neon_vld2_lane<mode>, neon_vld2_dup<mode>, neon_vst2<mode>)
18120         (neon_vst2_lane<mode>, neon_vld3<mode>, neon_vld3_lane<mode>)
18121         (neon_vld3_dup<mode>, neon_vst3<mode>, neon_vst3_lane<mode>)
18122         (neon_vld4<mode>, neon_vld4_lane<mode>, neon_vld4_dup<mode>)
18123         (neon_vst4<mode>): Replace pointer operand with a memory operand.
18124         Use %A in the output template.
18125         (neon_vld3qa<mode>, neon_vld3qb<mode>, neon_vst3qa<mode>)
18126         (neon_vst3qb<mode>, neon_vld4qa<mode>, neon_vld4qb<mode>)
18127         (neon_vst4qa<mode>, neon_vst4qb<mode>): Likewise, but halve
18128         the width of the memory access.  Remove post-increment.
18129         * config/arm/neon-testgen.ml: Allow addresses to have an alignment.
18130
18131 2011-04-12  Nick Clifton  <nickc@redhat.com>
18132
18133         * config/v850/v850.c (expand_prologue): Do not use the CALLT
18134         instruction for interrupt handlers if the target is the basic V850
18135         architecture.
18136         (expand_epilogue): Likewise.
18137
18138 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
18139
18140         PR rtl-optimization/48549
18141         * combine.c (propagate_for_debug): Also stop after BB_END of
18142         this_basic_block.  Process LAST and just stop processing after it.
18143         (combine_instructions): If last_combined_insn has been deleted,
18144         set last_combined_insn to its PREV_INSN.
18145
18146 2011-04-12  Richard Guenther  <rguenther@suse.de>
18147
18148         PR tree-optimization/46076
18149         * gimple.h (struct gimple_statement_call): Add fntype field.
18150         (gimple_call_fntype): Adjust.
18151         (gimple_call_set_fntype): New function.
18152         * gimple.c (gimple_build_call_1): Set the call function type.
18153         * gimplify.c (gimplify_call_expr): Preserve the function
18154         type the frontend used for the call.
18155         (gimplify_modify_expr): Likewise.
18156         * lto-streamer-in.c (input_gimple_stmt): Input the call stmts
18157         function type.
18158         * lto-streamer-out.c (output_gimple_stmt): Output the call stmts
18159         function type.
18160         * tree-ssa.c (useless_type_conversion_p): Function pointer
18161         conversions are useless.
18162
18163 2011-04-12  Martin Jambor  <mjambor@suse.cz>
18164
18165         * cgraph.h (cgraph_node): Remove function declaration.
18166         (cgraph_create_node): Declare.
18167         (cgraph_get_create_node): Likewise.
18168         * cgraph.c (cgraph_create_node): Renamed to cgraph_create_node_1.
18169         Updated all callers.
18170         (cgraph_node): Renamed to cgraph_create_node, assert that a node for
18171         the decl does not already exist.  Call cgraph_get_create_node instead
18172         of cgraph_node.
18173         (cgraph_get_create_node): New function.
18174         (cgraph_same_body_alias): Update comment.
18175         (cgraph_set_call_stmt): Call cgraph_get_node instead of cgraph_node,
18176         assert it does not return NULL.
18177         (cgraph_update_edges_for_call_stmt): Likewise.
18178         (cgraph_clone_edge): Likewise.
18179         (cgraph_create_virtual_clone): Likewise.
18180         (cgraph_update_edges_for_call_stmt_node): Call cgraph_get_create_node
18181         instead of cgraph_node.
18182         (cgraph_add_new_function): Call cgraph_create_node or
18183         cgraph_get_create_node instead of cgraph_node.
18184         * cgraphbuild.c (record_reference): Call cgraph_get_create_node
18185         instead of cgraph_node.
18186         (record_eh_tables): Likewise.
18187         (mark_address): Likewise.
18188         (mark_load): Likewise.
18189         (build_cgraph_edges): Call cgraph_get_create_node instead
18190         of cgraph_node.
18191         (rebuild_cgraph_edges): Likewise.
18192         * cgraphunit.c (cgraph_finalize_function): Call cgraph_get_create_node
18193         instead of cgraph_node.
18194         (cgraph_copy_node_for_versioning): Call cgraph_create_node instead of
18195         cgraph_node.
18196         * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Call
18197         cgraph_create_node instead of cgraph_node.
18198         * c-decl.c (finish_function): Call cgraph_get_create_node instead
18199         of cgraph_node.
18200         * lto-cgraph.c (input_node): Likewise.
18201         * lto-streamer-in.c (input_function): Likewise.
18202         * varasm.c (mark_decl_referenced): Likewise.
18203         (assemble_alias): Likewise.
18204
18205 2011-04-12  Martin Jambor  <mjambor@suse.cz>
18206
18207         * tree-inline.c (tree_function_versioning): Call cgraph_get_node
18208         instead of cgraph_node and assert it does not return NULL.
18209         * lto-streamer-in.c (lto_read_body): Likewise.
18210         * omp-low.c (new_omp_context): Likewise.
18211         (create_task_copyfn): Likewise.
18212         * tree-emutls.c (lower_emutls_function_body): Likewise.
18213         * matrix-reorg.c (transform_allocation_sites): Likewise.
18214
18215 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
18216
18217         PR c/48552
18218         * c-typeck.c (build_asm_expr): Error out on attempts to use
18219         void type outputs or inputs for constraints that allow reg or
18220         don't allow memory.
18221
18222 2011-04-11  Chung-Lin Tang  <cltang@codesourcery.com>
18223             Richard Earnshaw  <rearnsha@arm.com>
18224
18225         PR target/48250
18226         * config/arm/arm.c (arm_legitimize_reload_address): Update cases
18227         to use sign-magnitude offsets. Reject unsupported unaligned
18228         cases. Add detailed description in comments.
18229         * config/arm/arm.md (reload_outdf): Disable for ARM mode; change
18230         condition from TARGET_32BIT to TARGET_ARM.
18231
18232 2011-04-11  Nathan Froyd  <froydnj@codesourcery.com>
18233
18234         * tree.h (struct typed_tree): New.
18235         (struct tree_common): Include it instead of tree_base.
18236         (TREE_TYPE): Update for new location of type field.
18237         (TYPE_USER_ALIGN, TYPE_PACKED): Refer to base field directly.
18238         (DECL_USER_ALIGN, DECL_PACKED): Likewise.
18239         (union tree_node): Add typed field.
18240         * treestruct.def (TS_TYPED): New.
18241         * lto-streamer.c (check_handled_ts_structures): Handle it.
18242         * tree.c (MARK_TS_TYPED): New macro.
18243         (MARK_TS_COMMON): Call it instead of MARK_TS_BASE.
18244
18245 2011-04-11  Eric Botcazou  <ebotcazou@adacore.com>
18246
18247         * cfghooks.c (redirect_edge_and_branch_force): Localize variable.
18248         (force_nonfallthru): Do not alter the loop nest if no basic block
18249         was created.
18250
18251 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
18252
18253         * config/i386/sse.md (VI): New mode iterator.
18254         (SSEMODEI): Remove.
18255         (AVX256MODEI): Ditto.
18256         (AVXMODEF4P): Ditto.
18257         (avxvecpsmode): Ditto.
18258         (one_cmpl<mode>2): Enable for TARGET_SSE.  Use VI mode iterator.
18259         (sse2_andnot<mode>3): New expander.
18260         (*andnot<mode>3): Merge with *sse2_andnot<mode>3 and
18261         *avx_andnot<mode>3.  Enable for TARGET_SSE.  Use VI mode iterator.
18262         (<any_logic:code><mode>3): Use VI mode iterator.
18263         (*<any_logic:code><mode>3): Merge with *sse2_<any_logic:code><mode>3
18264         and *avx_<any_logic:code><mode>3.  Use VI mode iterator.
18265         (*andnottf3): Handle AVX three-operand constraints.
18266         (*<any_logic:code>tf3): Handle AVX three-operand constraints.
18267
18268 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
18269             Robert Millan  <rmh@gnu.org>
18270
18271         * config.gcc (x86_64-*-kfreebsd*-gnu): Use i386/kfreebsd-gnu.h.
18272         * config/i386/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER32,
18273         GNU_USER_DYNAMIC_LINKER64): Define.
18274         (REG_NAME): Don't undefine.
18275         (MD_UNWIND_SUPPORT): Undefine.
18276         * config/i386/knetbsd-gnu.h (GNU_USER_LINK_EMULATION): Define.
18277         (REG_NAME): Don't undefine.
18278         (MD_UNWIND_SUPPORT): Undefine.
18279         * config/i386/kopensolaris-gnu.h (GNU_USER_LINK_EMULATION): Define.
18280
18281 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
18282
18283         * config/i386/gnu.h (GNU_USER_LINK_EMULATION): Define.
18284         (CPP_SPEC, CC1_SPEC, ENDFILE_SPEC): Remove.
18285
18286 2011-04-11  Xinliang David Li  <davidxl@google.com>
18287
18288         * value-profile.c (check_ic_target): New function.
18289         (gimple_ic_transform): Sanity check indirect call target.
18290         * gimple-low.c (gimple_check_call_args): Interface change.
18291         (gimple_check_call_matching_types): New function.
18292         * tree-inline.c (tree_can_inline_p): Call new function.
18293
18294 2011-04-11  Basile Starynkevitch  <basile@starynkevitch.net>
18295
18296         * Makefile.in (PLUGIN_HEADERS): Add gimple-pretty-print.h
18297         tree-pretty-print.h & realmpfr.h.
18298
18299 2011-04-11  Vladimir Makarov  <vmakarov@redhat.com>
18300
18301         PR middle-end/48464
18302         * ira.c (setup_pressure_classes): Fix typo in loop condition.
18303         (setup_allocno_and_important_classes): Ditto.
18304
18305 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
18306
18307         * config/alpha/linux-elf.h (LINUX_DYNAMIC_LINKER): Rename to
18308         GNU_USER_DYNAMIC_LINKER.
18309         * config/arm/linux-eabi.h (TARGET_OS_CPP_BUILTINS): Change
18310         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
18311         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Change
18312         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
18313         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
18314         GNU_USER_TARGET_OS_CPP_BUILTINS.
18315         * config/bfin/linux.h (TARGET_OS_CPP_BUILTINS): Change
18316         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
18317         * config/bfin/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
18318         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
18319         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Change
18320         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
18321         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
18322         GNU_USER_TARGET_OS_CPP_BUILTINS.
18323         * config/frv/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
18324         GNU_USER_DYNAMIC_LINKER.
18325         * config/gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
18326         GNU_USER_TARGET_OS_CPP_BUILTINS.
18327         * config/i386/gnu-user.h (TARGET_OS_CPP_BUILTINS): Change
18328         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
18329         * config/i386/gnu-user64.h (TARGET_OS_CPP_BUILTINS): Change
18330         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
18331         * config/i386/linux.h (GNU_USER_DYNAMIC_LINKER): Remove.
18332         * config/i386/linux64.h (GNU_USER_DYNAMIC_LINKER32,
18333         GNU_USER_DYNAMIC_LINKER64): Remove.
18334         * config/ia64/linux.h (TARGET_OS_CPP_BUILTINS): Change
18335         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
18336         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
18337         GNU_USER_DYNAMIC_LINKER.
18338         * config/kfreebsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
18339         GNU_USER_TARGET_OS_CPP_BUILTINS.
18340         * config/knetbsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
18341         GNU_USER_TARGET_OS_CPP_BUILTINS.
18342         * config/kopensolaris-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename
18343         to GNU_USER_TARGET_OS_CPP_BUILTINS.
18344         * config/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
18345         GNU_USER_TARGET_OS_CPP_BUILTINS.
18346         (LINUX_DYNAMIC_LINKER): Rename to GNU_USER_DYNAMIC_LINKER.
18347         (LINUX_DYNAMIC_LINKER32): Rename to GNU_USER_DYNAMIC_LINKER32.
18348         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
18349         * config/lm32/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Change
18350         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
18351         * config/m32r/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
18352         GNU_USER_DYNAMIC_LINKER.
18353         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
18354         GNU_USER_TARGET_OS_CPP_BUILTINS.
18355         * config/m68k/linux.h (TARGET_OS_CPP_BUILTINS): Change
18356         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
18357         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
18358         GNU_USER_DYNAMIC_LINKER.
18359         * config/m68k/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
18360         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
18361         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Change
18362         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
18363         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
18364         GNU_USER_DYNAMIC_LINKER.
18365         * config/mips/linux64.h (LINUX_DYNAMIC_LINKERN32): Rename to
18366         GNU_USER_DYNAMIC_LINKERN32.
18367         (LINK_SPEC): Change LINUX_DYNAMIC_LINKERN32 to
18368         GNU_USER_DYNAMIC_LINKERN32.  Change LINUX_DYNAMIC_LINKER64 to
18369         GNU_USER_DYNAMIC_LINKER64.  Change LINUX_DYNAMIC_LINKER32 to
18370         GNU_USER_DYNAMIC_LINKER32.
18371         * config/mn10300/linux.h (TARGET_OS_CPP_BUILTINS): Change
18372         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
18373         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
18374         GNU_USER_DYNAMIC_LINKER.
18375         * config/moxie/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
18376         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
18377         * config/pa/pa-linux.h (TARGET_OS_CPP_BUILTINS): Change
18378         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
18379         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
18380         * config/rs6000/linux64.h (LINUX_DYNAMIC_LINKER32): Rename to
18381         GNU_USER_DYNAMIC_LINKER32.
18382         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
18383         * config/rs6000/sysv4.h (LINUX_DYNAMIC_LINKER): Rename to
18384         GNU_USER_DYNAMIC_LINKER.
18385         * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): Change
18386         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
18387         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER32 to
18388         GNU_USER_DYNAMIC_LINKER32.  Change LINUX_DYNAMIC_LINKER64 to
18389         GNU_USER_DYNAMIC_LINKER64.
18390         * config/sh/linux.h (TARGET_OS_CPP_BUILTINS): Change
18391         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
18392         (SUBTARGET_LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
18393         GNU_USER_DYNAMIC_LINKER.
18394         * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Change
18395         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
18396         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
18397         GNU_USER_DYNAMIC_LINKER.
18398         * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Change
18399         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
18400         (LINK_ARCH32_SPEC): Change LINUX_DYNAMIC_LINKER32 to
18401         GNU_USER_DYNAMIC_LINKER32.
18402         (LINK_ARCH64_SPEC): Change LINUX_DYNAMIC_LINKER64 to
18403         GNU_USER_DYNAMIC_LINKER64.
18404         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER64 to
18405         GNU_USER_DYNAMIC_LINKER64.
18406         * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Change
18407         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
18408         * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Change
18409         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
18410         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
18411
18412 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
18413
18414         * config/i386/gnu-user.h: Copy from linux.h.  Update comments.
18415         (LINK_EMULATION, GLIBC_DYNAMIC_LINKER): Remove.
18416         (SUBTARGET_EXTRA_SPECS): Use GNU_USER_LINK_EMULATION and
18417         GNU_USER_DYNAMIC_LINKER.
18418         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
18419         * config/i386/gnu-user64.h: Copy from linux64.h.  Update comments.
18420         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64): Remove.
18421         (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32 and
18422         GNU_USER_DYNAMIC_LINKER64.
18423         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
18424         * config/i386/kfreebsd-gnu.h (LINK_EMULATION): Change to
18425         GNU_USER_LINK_EMULATION.
18426         * config/i386/linux.h (TARGET_ASM_FILE_START_FILE_DIRECTIVE,
18427         DEFAULT_PCC_STRUCT_RETURN, TARGET_TLS_DIRECT_SEG_REFS_DEFAULT,
18428         ASM_COMMENT_START, DBX_REGISTER_NUMBER, NO_PROFILE_COUNTERS,
18429         MCOUNT_NAME, SUBTARGET_FRAME_POINTER_REQUIRED, SIZE_TYPE,
18430         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS,
18431         CPP_SPEC, CC1_SPEC): Remove.
18432         (LINK_EMULATION): Change to GNU_USER_LINK_EMULATION.
18433         (GNU_USER_DYNAMIC_LINKER): Define.
18434         (ASM_SPEC, SUBTARGET_EXTRA_SPECS, LINK_SPEC, ENDFILE_SPEC,
18435         ASM_OUTPUT_ALIGNED_BSS, ASM_OUTPUT_MAX_SKIP_ALIGN,
18436         ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX, CRT_GET_RFIB_DATA,
18437         LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE,
18438         TARGET_ASM_FILE_END, STACK_CHECK_MOVING_SP,
18439         STACK_CHECK_STATIC_BUILTIN, TARGET_THREAD_SSP_OFFSET,
18440         TARGET_CAN_SPLIT_STACK, TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
18441         * config/i386/linux64.h (TARGET_OS_CPP_BUILTINS, CPP_SPEC,
18442         CC1_SPEC, DEFAULT_PCC_STRUCT_RETURN,
18443         TARGET_TLS_DIRECT_SEG_REFS_DEFAULT, SPEC_32, SPEC_64, ASM_SPEC,
18444         LINK_SPEC, ENDFILE_SPEC, MULTILIB_DEFAULTS, LIBGCC2_HAS_TF_MODE,
18445         LIBGCC2_TF_CEXT, TF_SIZE, TARGET_ASM_FILE_END): Remove.
18446         (GNU_USER_DYNAMIC_LINKER32, GNU_USER_DYNAMIC_LINKER64): Define.
18447         (STACK_CHECK_MOVING_SP, STACK_CHECK_STATIC_BUILTIN,
18448         TARGET_THREAD_SSP_OFFSET, TARGET_CAN_SPLIT_STACK,
18449         TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
18450         * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Change to
18451         GNU_USER_DYNAMIC_LINKER.
18452         * config/kfreebsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
18453         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
18454         * config/knetbsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
18455         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
18456         * config/kopensolaris-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
18457         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
18458         * config.gcc (i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu |
18459         i[34567]86-*-knetbsd*-gnu | i[34567]86-*-gnu* |
18460         i[34567]86-*-kopensolaris*-gnu, x86_64-*-linux* |
18461         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Use the new headers.
18462
18463 2011-04-11  Kai Tietz  <ktietz@redhat.com>
18464
18465         PR target/9601
18466         PR target/11772
18467         * config/i386/i386-protos.h (ix86_get_callcvt): New prototype.
18468         * config/i386/i386.c (ix86_handle_cconv_attribute): Adjust
18469         comment.
18470         (ix86_is_msabi_thiscall): Removed.
18471         (ix86_is_type_thiscall): Likewise.
18472         (ix86_get_callcvt): New function.
18473         (ix86_comp_type_attributes): Simplify check.
18474         (ix86_function_regparm): Use ix86_get_callcvt for calling
18475         convention attribute checks.
18476         (ix86_return_pops_args): Likewise.
18477         (ix86_static_chain): Likewise.
18478         (x86_this_parameter): Likewise.
18479         (x86_output_mi_thunk): Likewise.
18480         (ix86_function_type_abi): Optimize check for types without attributes.
18481         * config/i386/i386.h (IX86_CALLCVT_CDECL, IX86_CALLCVT_STDCALL,
18482         IX86_CALLCVT_FASTCALL, IX86_CALLCVT_THISCALL, IX86_CALLCVT_REGPARM,
18483         IX86_CALLCVT_SSEREGPARM): New macros to represent calling convention
18484         by flag-values.
18485         (IX86_BASE_CALLCVT): Helper macro.
18486         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
18487         Use ix86_get_callcvt for calling convention attribute checks and avoid
18488         symbol-decoration for stdcall in TARGET_RTD case.
18489         * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
18490         Likewise.
18491         (gen_stdcall_or_fastcall_suffix): Adjust ident and use DECL_ORIGIN
18492         for declaration.
18493
18494 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
18495
18496         * config/i386/sse.md (VI_128): New mode iterator.
18497         (VI12_128): Rename from SSEMODE12.
18498         (VI14_128): Rename from SSEMODE14.
18499         (VI124_128): New mode iterator.
18500         (VI24_128): Rename from SSEMODE248.
18501         (VI248_128): Rename from SSEMODE248.
18502         (SSEMODE124C8): Remove.
18503         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
18504         (*sse2_<plusminus_insn><mode>3): Merge with
18505         *avx_<plusminus_insn><mode>3.
18506         (*mulv8hi3): Merge with *avx_mulv8hi3.
18507         (*<s>mulv8hi3_highpart): Merge with *avx_<s>mulv8hi3_highpart.
18508         (*sse2_umulv2siv2di3): Merge with *avx_umulv2siv2di3.
18509         (*sse2_pmaddwd): Merge with *avx_pmaddwd.
18510         (*sse4_1_mulv4si3): Merge with *avx_mulv4si3.
18511         (ashr<mode>3): Merge with *avx_ashr<mode>3.
18512         (lshr<mode>3): Merge with *avx_lshr<mode>3.
18513         (ashl<mode>3): Merge with *avx_ashl<mode>3.
18514         (sse2_ashlv1ti3): Merge with *avx_ashlv1ti3.
18515         (sse2_lshrv1ti3): Merge with *avx_lshrv1ti3.
18516         (*sse4_1_<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
18517         (*<smaxmin:code>v8hi3): Ditto.
18518         (*sse4_1_<umaxmin:code><mode>3): Merge with *avx_<umaxmin:code><mode>3.
18519         (*<smaxmin:code>v16qi3): Ditto.
18520         (*sse4_1_eqv2di3): Merge with *avx_eq<mode>3.
18521         (*sse2_eq<mode>3): Ditto.
18522         (*sse4_2_eqv2di3): Merge with *avx_gt<mode>3.
18523         (*sse2_gt<mode>3): Ditto.
18524         (vcondv2di): Split out of vcond<mode>.
18525         (vconduv2di): Split out of vcondu<mode>.
18526
18527 2011-04-11  Richard Guenther  <rguenther@suse.de>
18528
18529         * gimplify.c (gimple_fold_indirect_ref): Check host_integerp
18530         before calling tree_low_cst.
18531
18532 2011-04-11  Richard Guenther  <rguenther@suse.de>
18533
18534         * stor-layout.c (layout_type): Compute all array index size operations
18535         in the original type.
18536         (initialize_sizetypes): Add comment.
18537         (set_sizetype): Do not set TREE_TYPE of a TREE_VEC.
18538
18539 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
18540
18541         * common.opt (Tbss=, Tdata=, Ttext=): New options.
18542
18543 2011-04-11  Martin Jambor  <mjambor@suse.cz>
18544
18545         * cgraph.c (cgraph_local_info): Call cgraph_get_node instead
18546         of cgraph_node, handle NULL return value.
18547         (cgraph_global_info): Likewise.
18548         (cgraph_rtl_info): Likewise.
18549         * tree-inline.c (estimate_num_insns): Likewise.
18550         * gimplify.c (unshare_body): Likewise.
18551         (unvisit_body): Likewise.
18552         (gimplify_body): Likewise.
18553         * predict.c (optimize_function_for_size_p): Likewise.
18554         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
18555         (call_may_clobber_ref_p_1): Likewise.
18556         * varasm.c (function_section_1): Likewise.
18557         (assemble_start_function): Likewise.
18558
18559 2011-04-11  Martin Jambor  <mjambor@suse.cz>
18560
18561         * except.c (set_nothrow_function_flags): Call cgraph_get_node instead
18562         of cgraph_node.
18563         * final.c (rest_of_clean_state): Likewise.
18564         * gimple-iterator.c (update_call_edge_frequencies): Likewise.
18565         * passes.c (pass_init_dump_file): Likewise.
18566         (execute_all_ipa_transforms): Likewise.
18567         (function_called_by_processed_nodes_p): Likewise.
18568         * predict.c (maybe_hot_frequency_p): Likewise.
18569         (probably_never_executed_bb_p): Likewise.
18570         (compute_function_frequency): Likewise.
18571         * tree-nested.c (check_for_nested_with_variably_modified): Likewise.
18572         (unnest_nesting_tree_1): Likewise.
18573         (lower_nested_functions): Likewise.
18574         * tree-optimize.c (execute_fixup_cfg): Likewise.
18575         (tree_rest_of_compilation): Likewise.
18576         * tree-profile.c (gimple_gen_ic_func_profiler): Likewise.
18577         * tree-sra.c (ipa_early_sra): Likewise.
18578         * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
18579         * config/i386/i386.c (ix86_compute_frame_layout): Likewise.
18580         * ipa.c (record_cdtor_fn): Likewise.
18581         * ipa-inline.c (cgraph_early_inlining): Likewise.
18582         (compute_inline_parameters_for_current): Likewise.
18583         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
18584         * ipa-pure-const.c (local_pure_const): Likewise.
18585         * ipa-split.c (split_function): Likewise.
18586         (execute_split_functions): Likewise.
18587         * cgraphbuild.c (build_cgraph_edges): Likewise.
18588         (rebuild_cgraph_edges): Likewise.
18589         (cgraph_rebuild_references): Likewise.
18590         (remove_cgraph_callee_edges): Likewise.
18591         * cgraphunit.c (cgraph_mark_if_needed): Likewise.
18592         (verify_cgraph_node): Likewise.
18593         (cgraph_analyze_functions): Likewise.
18594         (cgraph_preserve_function_body_p): Likewise.
18595         (save_inline_function_body): Likewise.
18596         (save_inline_function_body): Likewise.
18597         * tree-inline.c (copy_bb): Likewise.
18598         (optimize_inline_calls): Likewise.
18599
18600 2011-04-11  Martin Jambor  <mjambor@suse.cz>
18601
18602         PR tree-optimization/48195
18603         * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
18604         ipa_check_create_edge_args.
18605         (ipcp_generate_summary): Do not call ipa_check_create_node_params and
18606         ipa_check_create_edge_args.
18607         * ipa-inline.c (inline_generate_summary): Do not call
18608         ipa_check_create_node_params and ipa_check_create_edge_args.
18609         * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
18610         ipa_check_create_edge_args.
18611
18612 2011-04-09  Anatoly Sokolov  <aesok@post.ru>
18613
18614         * expr.c (expand_expr_real_1): Use add_to_hard_reg_set function
18615         instead of loop.
18616         * sel-sched.c (mark_unavailable_hard_regs): Likewise.
18617         * function.c (record_hard_reg_sets): Likewise.
18618         * ira.c (compute_regs_asm_clobbered): Likewise.
18619         * sched-deps.c (sched_analyze_1): Likewise.
18620         * reload1.c (mark_reload_reg_in_use, choose_reload_regs): Likewise.
18621
18622 2011-04-09  Xinliang David Li  <davidxl@google.com>
18623
18624         PR tree-optimization/PR48484
18625         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds): Set
18626         has_valid_pred lazily
18627
18628 2011-04-09  Duncan Sands  <baldrick@free.fr>
18629
18630         * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
18631
18632 2011-04-08  Eric Botcazou  <ebotcazou@adacore.com>
18633
18634         * combine.c (combine_validate_cost): Adjust comments.  Set registered
18635         cost of I0 to zero at the end, if any.
18636
18637 2011-04-08  Xinliang David Li  <davidxl@google.com>
18638
18639         * ipa-cp.c (ipcp_update_profiling): Correct negative scale factor due
18640         to insane profile data.
18641
18642 2011-04-08  Xinliang David Li  <davidxl@google.com>
18643
18644         * ipa-cp.c (ipcp_update_profiling): Correct
18645          negative scale factor due to insane profile data.
18646
18647 2011-04-08  Xinliang David Li  <davidxl@google.com>
18648
18649         * final.c (dump_basic_block_info): New function.
18650         (final): Dump basic block.
18651         (final_scan_insn): Remove old dump.
18652
18653 2011-04-08  Steven G. Kargl  <kargl@gcc.gnu.org>
18654
18655         PR target/47829
18656         * config.gcc (i386-*-freebsd): Disable unwind table generation for
18657         crtbegin/crtend.
18658
18659 2011-04-08  Michael Matz  <matz@suse.de>
18660
18661         PR middle-end/48389
18662         * jump.c (rebuild_jump_labels_1, rebuild_jump_labels_chain): New
18663         functions.
18664         (rebuild_jump_labels): Call rebuild_jump_labels_1.
18665         * rtl.h (rebuild_jump_labels_chain): Declare.
18666         * cfgexpand.c (gimple_expand_cfg): Initialize JUMP_LABEL also on
18667         insns inserted on edges.
18668
18669 2011-04-08  Joseph Myers  <joseph@codesourcery.com>
18670
18671         * config.gcc (arm*-*-*): Add arm/arm-tables.opt to extra_options.
18672         * config/arm/arm-arches.def: New.
18673         * config/arm/arm-opts.h: New.
18674         * config/arm/genopt.sh: New.
18675         * config/arm/arm-tables.opt: New (generated).
18676         * config/arm/arm.c (arm_handle_option, arm_target_help,
18677         TARGET_HANDLE_OPTION, TARGET_HELP, arm_find_cpu): Remove.
18678         (all_architectures): Get most table contents from arm-arches.def.
18679         (arm_option_override): Set arm_selected_arch, arm_selected_cpu and
18680         arm_selected_tune here.
18681         * config/arm/arm.h (enum processor_type): Move to arm-opts.h.
18682         * config/arm/arm.opt (config/arm/arm-opts.h): New HeaderInclude.
18683         (march=, mcpu=, mtune=): Use Enum and Var.
18684         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt): New.
18685         (arm.o): Update dependencies.
18686
18687 2011-04-08  Basile Starynkevitch  <basile@starynkevitch.net>
18688
18689         * gengtype.c (write_typed_alloc_def): New argument f. Use it instead
18690         of header_file.
18691         (write_typed_struct_alloc_def, write_typed_typedef_alloc_def)
18692         (write_typed_alloc_defns): Likewise.
18693         (main): Calls write_typed_alloc_defns with output_header.
18694
18695 2011-04-08  Vladimir Makarov  <vmakarov@redhat.com>
18696
18697         PR inline-asm/48435
18698         * ira-color.c (setup_profitable_hard_regs): Add comments.
18699         Don't take prohibited hard regs into account.
18700         (setup_conflict_profitable_regs): Rename to
18701         get_conflict_profitable_regs.
18702         (check_hard_reg_p): Check prohibited hard regs.
18703
18704 2011-04-08  Nathan Froyd  <froydnj@codesourcery.com>
18705
18706         * config/alpha/alpha.c (alpha_emit_xfloating_libcall): Call use_reg.
18707         * config/xtensa/xtensa.c (xtensa_call_tls_desc): Likewise.
18708         * config/sparc/sparc.c (sparc_legitimize_tls_address): Likewise.
18709
18710 2011-04-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
18711
18712         PR target/48366
18713         * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
18714         move from floating point to shift amount register.
18715         (emit_move_sequence): Remove secondary reload support for floating
18716         point to shift amount amount register copies.
18717         (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
18718         amount register copies.
18719         * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
18720         register, return false if mode isn't a scalar integer mode.
18721         * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
18722
18723 2011-04-08  Richard Guenther  <rguenther@suse.de>
18724
18725         * gimple.c (gimple_call_flags): Remove kludge.
18726
18727 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
18728
18729         * sel-sched.c (sel_region_init): Move call to
18730         sel_setup_region_sched_flags after setup_current_loop_nest.
18731
18732 2011-04-08  Andrey Belevantsev  <abel@ispras.ru>
18733
18734         PR rtl-optimization/48272
18735         * sched-deps.c (setup_insn_reg_pressure_info): Export and rename to
18736         init_insn_reg_pressure_info.  Adjust a caller.
18737         * sched-int.h (init_insn_reg_pressure_info): Declare.
18738         * haifa-sched.c (haifa_init_insn): Call init_insn_reg_pressure_info
18739         when sched-pressure is enabled.
18740
18741 2011-04-08  Richard Guenther  <rguenther@suse.de>
18742
18743         * gimple.c (gimple_set_modified): Do not queue calls to
18744         MODIFIED_NORETURN_CALLS here ...
18745         * tree-ssa-operands.c (update_stmt_operands): ... but here.
18746
18747 2011-04-08  Richard Guenther  <rguenther@suse.de>
18748
18749         PR lto/48467
18750         * toplev.c (lang_dependent_init): Do not open asm_out_file
18751         in WPA mode, nor perform debug machinery initialization.
18752         (finalize): Do not unlink asm_out_file in WPA mode.
18753
18754 2011-04-08  Richard Guenther  <rguenther@suse.de>
18755
18756         * gimple.h (gimple_call_fntype): New function.
18757         (gimple_call_return_type): Use it.
18758         * expr.c (expand_expr_real_1): Use gimple_call_fntype.
18759         * gimple-low.c (gimple_check_call_args): Likewise.
18760         * gimple.c (gimple_call_flags): Likewise.
18761         (gimple_call_arg_flags): Likewise.
18762         (gimple_call_return_flags): Likewise.
18763         * tree-cfg.c (verify_gimple_call): Likewise.
18764         (do_warn_unused_result): Likewise.
18765         * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
18766         * value-prof.c (gimple_ic_transform): Fix fndecl check.
18767
18768 2011-04-08  Dmitry Melnik  <dm@ispras.ru>
18769
18770         PR rtl-optimization/48235
18771         * sel-sched.c (code_motion_process_successors): Recompute the last
18772         insn in basic block if control flow changed.
18773         (code_motion_path_driver): Ditto.  Recompute the first insn as well.
18774         Update condition for ilist_remove.
18775
18776 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
18777
18778         PR rtl-optimization/48302
18779         * sel-sched-ir.h (sel_add_loop_preheaders): Update prototype.
18780         * sel-sched-ir.c (sel_add_loop_preheaders): Add 'bbs' argument.  Use
18781         it to record added preheader blocks.
18782         * sel-sched.c (setup_current_loop_nest): Add 'bbs' argument.  Pass it
18783         on to sel_add_loop_preheaders.
18784         (sel_region_init): Move call to setup_current_loop_nest after
18785         sel_init_bbs.
18786
18787 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
18788
18789         PR target/48273
18790         * cfgloop.h (loop_has_exit_edges): New helper.
18791         * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
18792         non-clonable.
18793         * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
18794         that have no exit edges.
18795
18796 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
18797
18798         PR rtl-optimization/48442
18799         * sel-sched.c (init_seqno): Remove number_of_insns argument.  Update
18800         all callers.  Adjust assert.
18801
18802 2011-04-08  Jakub Jelinek  <jakub@redhat.com>
18803
18804         PR tree-optimization/48377
18805         * tree-vect-data-refs.c (vector_alignment_reachable_p): Set
18806         is_packed to true even for types with smaller TYPE_ALIGN than
18807         TYPE_SIZE.
18808
18809 2011-04-08  Richard Guenther  <rguenther@suse.de>
18810
18811         PR bootstrap/48513
18812         * doc/tm.texi: Re-generate.
18813
18814 2011-04-08  Wei Guozhi  <carrot@google.com>
18815
18816         PR target/47855
18817         * config/arm/arm-protos.h (arm_attr_length_push_multi): New prototype.
18818         * config/arm/arm.c (arm_attr_length_push_multi): New function.
18819         * config/arm/arm.md (*push_multi): Change the length computation to
18820         call a C function.
18821
18822 2011-04-08  Anatoly Sokolov  <aesok@post.ru>
18823
18824         * doc/tm.texi.in (ASM_OUTPUT_BSS): Remove documentation.
18825         (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS): Update documentation.
18826         * doc/tm.texi: Regenerate.
18827         * system.h (ASM_OUTPUT_BSS): Poison.
18828         * varasm.c (asm_output_bss): Remove function.
18829         (emit_bss, init_varasm_once): Don't use ASM_OUTPUT_BSS macro.
18830
18831         * config/frv/frv.h (BSS_SECTION_ASM_OP): Remove comment.
18832         * config/frv/fr30.h (BSS_SECTION_ASM_OP): Likewise.
18833         * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Likewise.
18834         * config/i386/i386elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
18835         Likewise.
18836         * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
18837         Likewise.
18838         * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
18839         Likewise.
18840         * config/m68k/netbsd-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
18841
18842 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
18843
18844         * config/rx/rx.opt (rx610, rx200, rx600): Use Enum not Name on
18845         EnumValue lines.
18846
18847 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
18848
18849         * config/m68k/m68k.c (m68k_handle_option): Don't handle
18850         OPT_m68000, OPT_mc68000, OPT_m68010, OPT_m68020, OPT_mc68020,
18851         OPT_m68030, OPT_m68040, OPT_m68060, OPT_m68302, OPT_m68332 and
18852         OPT_mcpu32.
18853         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
18854         handle -mc68000, -m68000, -m68302, -m68010, -mc68020, -m68020,
18855         -m68030, -m68040, -m68060, -mcpu32 and -m68332.
18856         * config/m68k/m68k.opt (m68000, m68010, m68020, m68030, m68040,
18857         m68060, m68302, m68332, mc68000, mc68020, mcpu32): Use Alias.
18858         * config/m68k/t-mlibs (CANONICALIZE_OPTIONS): Remove.
18859         (MULTILIB_OPTIONS): Don't use $(CANONICALIZE_OPTIONS).
18860         (MULTILIB_MATCHES): Map -march= options to corresponding -mcpu=
18861         options.  Don't map other m68k options manually.  Don't handle
18862         old-style options as canonical.
18863         (MULTILIB_EXCEPTIONS): Don't use $(CANONICALIZE_OPTIONS).
18864         * doc/install.texi (m68k-*-*): Document binutils version requirement.
18865
18866 2011-04-07  Eric Botcazou  <ebotcazou@adacore.com>
18867
18868         * basic-block.h (force_nonfallthru): Move to...
18869         * cfghooks.h (struct cfg_hooks): Add force_nonfallthru hook.
18870         (force_nonfallthru): ...here.
18871         * cfghooks.c (force_nonfallthru): New function.
18872         * cfgrtl.c (force_nonfallthru): Rename into...
18873         (rtl_force_nonfallthru): ...this.
18874         (commit_one_edge_insertion): Do not set AUX field.
18875         (commit_edge_insertions): Do not discover new basic blocks.
18876         (rtl_cfg_hooks): Add rtl_force_nonfallthru.
18877         (cfg_layout_rtl_cfg_hooks): Likewise.
18878         * function.c (thread_prologue_and_epilogue_insns): Remove bogus
18879         ATTRIBUTE_UNUSED.  Discover new basic blocks in the prologue insns.
18880         * tree-cfg.c (gimple_cfg_hooks): Add NULL for force_nonfallthru.
18881
18882 2011-04-07  Anatoly Sokolov  <aesok@post.ru>
18883
18884         * config/mips/mips.h (REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
18885         Remove macros.
18886
18887 2011-04-07  Uros Bizjak  <ubizjak@gmail.com>
18888
18889         * config/i386/sse.md: Update copyright year.
18890         (avxcvtvecmode): Remove.
18891         (sse_movhlps): Merge with *avx_movhlps.
18892         (sse_movlhps): Merge with *avx_movlhps.
18893         (vec_interleave_highv4sf): Merge with *avx_interleave_highv4sf.
18894         (vec_interleave_lowv4sf): Merge with *avx_interleave_lowv4sf.
18895         (sse_shufps_<mode>): Merge with *avx_shufps_<mode>.
18896         (sse_loadhps): Merge with *avx_loadhps.
18897         (sse_storelps): Merge with *avx_storelps.
18898         (sse_loadlps): Merge with *avx_loadlps.
18899         (sse_movss): Merge with *avx_movss.
18900         (*vec_concatv2sf_sse4_1): Merge with *vec_concatv2sf_avx.
18901         (*vec_concatv4sf_sse): Merge with *vec_concatv4sf_avx.
18902         (*vec_set<mode>_0_sse4_1): Merge with *vec_set<mode>_0_avx.
18903         (*vec_set<mode>_0_sse2): Split multi-unit alternative.
18904         (vec_set<mode>_0): Ditto.
18905         (*vec_setv4sf_sse4_1): Merge with *vec_setv4sf_avx.
18906         (sse4_1_insertps): Merge with *avx_insertps.
18907         (*sse3_interleave_highv2df): Merge with *avx_interleave_highv2df.
18908         (*sse3_interleave_lowv2df): Merge with *avx_interleave_lowv2df.
18909         (vec_interleave_highv2di): Merge with *avx_interleave_highv2di.
18910         (sse2_shufpd_<mode>): Merge with *avx_shufpd_<mode>.
18911         (sse2_storehpd): Merge with *avx_storehpd.
18912         (sse2_loadhpd): Merge with *avx_loadhpd.
18913         (sse2_loadlpd): Merge with *avx_loadlpd.
18914         (sse2_movsd): Merge with *avx_movsd.
18915         (*vec_concatv2df): Merge with *vec_concatv2df.
18916
18917 2011-04-07  Jakub Jelinek  <jakub@redhat.com>
18918
18919         PR debug/48343
18920         * combine.c (combine_instructions): Add last_combined_insn,
18921         update it if insn is after it, pass it to all try_combine calls.
18922         (try_combine): Add last_combined_insn parameter, pass it instead of
18923         i3 to propagate_for_debug.
18924
18925 2011-04-07  Nick Clifton  <nickc@redhat.com>
18926
18927         * config/mn10300/mn10300.md (movqi_internal): Add alternatives
18928         to handle MDR <-> data register transfers.
18929         (movhi_internal): Likewise.
18930
18931 2011-04-07  Alan Modra  <amodra@gmail.com>
18932
18933         * config/rs6000/rs6000.c (rs6000_stack_info): Don't compare against
18934         previous stack info.
18935
18936 2011-04-07  Tom de Vries  <tom@codesourcery.com>
18937
18938         PR target/43920
18939         * cfgcleanup.c (try_crossjump_to_edge): Add dir parameter.  Pass dir to
18940         flow_find_cross_jump.  Swap variables to implement backward replacement.
18941         (try_crossjump_bb): Add argument to try_crossjump_to_edge.
18942
18943 2011-04-07  Tom de Vries  <tom@codesourcery.com>
18944
18945         PR target/43920
18946         * cfgcleanup.c (walk_to_nondebug_insn): New function.
18947         (flow_find_cross_jump): Use walk_to_nondebug_insn.  Recalculate bb1
18948         and bb2.
18949         (try_crossjump_to_edge): Handle case that newpos1 or newpos2 is not
18950         src1 or src2.  Redirect edges to the last basic block.  Update
18951         frequency and count on multiple basic blocks in case of fallthru.
18952
18953 2011-04-07  Tom de Vries  <tom@codesourcery.com>
18954
18955         PR target/43920
18956         * cfgcleanup.c (equal_different_set_p, can_replace_by, merge_dir): New
18957         function.
18958         (old_insns_match_p): Change return type.  Replace return false/true
18959         with return dir_none/dir_both.  Use can_replace_by.
18960         (flow_find_cross_jump): Add dir_p parameter.  Init replacement
18961         direction from dir_p.  Register replacement direction in dir, last_dir
18962         and afterlast_dir.  Handle new return type of old_insns_match_p using
18963         merge_dir.  Return replacement direction in dir_p.
18964         (flow_find_head_matching_sequence, outgoing_edges_match): Handle new
18965         return type of old_insns_match_p.
18966         (try_crossjump_to_edge): Add argument to call to flow_find_cross_jump.
18967         * ifcvt.c ( cond_exec_process_if_block): Add argument to call to
18968         flow_find_cross_jump.
18969         * basic-block.h (enum replace_direction): New type.
18970         (flow_find_cross_jump): Add parameter to declaration.
18971
18972 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
18973
18974         * config/i386/sse.md (AVXMODEDCVTDQ2PS): Remove.
18975         (AVXMODEDCVTPS2DQ): Ditto.
18976         (VEC_FLOAT_MODE): Ditto.
18977         (<sse>_andnot<mode>3): Merge with avx_andnot<mode>3.  Use VF mode
18978         iterator.  Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
18979         (<any_logic:code><mode>3): Use VF mode iterator.
18980         (*<any_logic:code><mode>3): Merge with *avx_<any_logic:code><mode>3.
18981         Use VF mode iterator.
18982         (copysign<mode>3): Use VF mode iterator.
18983         (*andnot<MODEF:mode>3): Merge with *avx_andnot<MODEF:mode>3.  Handle
18984         TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
18985         (*<any_logic:code><MODEF:mode>3): Merge with
18986         *avx_<any_logic:code><MODEF:mode>3.
18987         (sse_cvtsi2ss): Merge with *avx_cvtsi2ss.
18988         (sse_cvtsi2ssq): Merge with *avx_cvtsi2ssq.
18989         (avx_cvtdq2ps256): Split from avx_cvtdq2ps<avxmodesuffix>.
18990         (avx_cvtdq2ps<avxmodesuffix>): Remove.
18991         (sse2_cvtdq2ps): Use %v modifier.
18992         (avx_cvtps2dq256): Split from avx_cvtps2dq<avxmodesuffix>.
18993         (avx_cvtps2dq<avxmodesuffix>): Remove.
18994         (sse2_cvtps2dq): Use %v modifier.
18995         (avx_cvttps2dq256): Split from avx_cvttps2dq<avxmodesuffix>.
18996         (avx_cvttps2dq<avxmodesuffix>): Remove.
18997         (sse2_cvttps2dq): Use %v modifier.
18998         (sse2_cvtsi2sd): Merge with *avx_cvtsi2sd.
18999         (sse2_cvtsi2sdq): Merge with *avx_cvtsi2sdq.
19000         (sse2_cvtsd2siq): Fix insn template.
19001         (sse2_cvtsd2siq_2): Ditto.
19002         (sse2_cvttsd2siq): Ditto.
19003         (sse2_cvtsd2ss): Merge with *avx_cvtsd2ss.
19004         (sse2_cvtss2sd): Merge with *avx_cvtss2sd.
19005
19006 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
19007
19008         * gcov-io.c: Use GCC Runtime Library Exception.
19009
19010 2011-04-06  Jakub Jelinek  <jakub@redhat.com>
19011
19012         PR debug/48466
19013         * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
19014         as base_reg whatever register reg has been eliminated to, instead
19015         of hardcoding STACK_POINTER_REGNUM.
19016
19017 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
19018
19019         * doc/tm.texi.in: Document C target hooks as separate from general
19020         target hooks.
19021         * doc/tm.texi: Regenerate.
19022         * genhooks.c (struct hook_desc): Add docname field.
19023         (HOOK_VECTOR_1, DEFHOOKPOD, DEFHOOK, DEFHOOK_UNDOC).  Initialize
19024         docname field.
19025         (hook_array): Include c-target.def.
19026         (emit_documentation): Use docname field in output.
19027         (emit_init_macros): Take docname argument.  Only emit definitions
19028         for hooks matching docname.
19029         (main): Expect additional arguments in all cases.  Pass argument
19030         to emit_init_macros.
19031         * target.def: Move initial macro definitions and comments to
19032         target-hooks-macros.h.
19033         (gcc_targetcm): Move to c-family/c-target.def.
19034         * target.h (targetcm): Move declaration to c-family/c-target.h.
19035         * targhooks.c (default_handle_c_option): Move to
19036         c-family/c-opts.c.
19037         * targhooks.h (default_handle_c_option): Move declaration to
19038         c-family/c-common.h.
19039         * target-hooks-macros.h: New file.
19040         * config.gcc (target_has_targetcm): Define and use to add to
19041         c_target_objs and cxx_target_objs.
19042         * config/default-c.c: New file.
19043         * config/darwin-c.c: Include c-target.h and c-target-def.h instead
19044         of target.h and target-def.h.
19045         (TARGET_HANDLE_C_OPTION, targetcm): Define later in file.
19046         (darwin_objc_construct_string, darwin_cfstring_ref_p,
19047         darwin_check_cfstring_format_arg): Make static.
19048         (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
19049         TARGET_STRING_OBJECT_REF_TYPE_P,
19050         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): Define here.
19051         * config/darwin-protos.h (darwin_objc_construct_string,
19052         darwin_cfstring_ref_p, darwin_check_cfstring_format_arg): Don't
19053         declare.
19054         * config/darwin.h (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
19055         TARGET_STRING_OBJECT_REF_TYPE_P,
19056         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG, TARGET_HAS_TARGETCM): Remove.
19057         * config/t-darwin (darwin-c.o): Update dependencies.
19058         * system.h (TARGET_HAS_TARGETCM): Poison.
19059         * Makefile.in (TARGET_H): Update.
19060         (TARGET_DEF, C_TARGET_DEF, C_TARGET_H, C_TARGET_DEF_H): Define.
19061         (c-family/c-format.o, c-family/c-opts.o): Update dependencies.
19062         (default-c.o): New target.
19063         (s-target-hooks-def-h): Pass "Target Hook" string to genhooks.
19064         (c-family/c-target-hooks-def.h, s-c-target-hooks-def-h): New targets.
19065         (s-tm-texi): Pass -d option to genhooks.  Also test timestamp on
19066         c-target.def.
19067         (build/genhooks.o): Update dependencies.
19068
19069 2011-04-06  Richard Guenther  <rguenther@suse.de>
19070
19071         * ipa-inline.c (enum inlining_mode): Remove.
19072         (cgraph_flatten): Use some other token.
19073         (cgraph_edge_early_inlinable_p): New function, split out from ...
19074         (cgraph_perform_always_inlining): New function, split out from ...
19075         (cgraph_decide_inlining_incrementally): ... here.
19076         (cgraph_mark_inline_edge): Adjust.
19077         (cgraph_early_inlining): Re-structure.
19078         (pass_early_inline): Require SSA form.
19079
19080 2011-04-06  Andrew Stubbs  <ams@codesourcery.com>
19081             Julian Brown  <julian@codesourcery.com>
19082             Mark Shinwell  <shinwell@codesourcery.com>
19083
19084         * config/arm/arm.h (arm_class_likely_spilled_p): Check against
19085         LO_REGS only for Thumb-1.
19086         (MODE_BASE_REG_CLASS): Restrict base registers to those which can
19087         be used in short instructions when optimising for size on Thumb-2.
19088
19089 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
19090
19091         * gimple-low.c (lower_gimple_return): When not optimizing, force labels
19092         associated with user returns to be preserved.
19093
19094 2011-04-06  Tristan Gingold  <gingold@adacore.com>
19095
19096         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index,
19097         symbol_queue_size, DBXOUT_DECR_NESTING,
19098         (DBXOUT_DECR_NESTING_AND_RETURN): Also define
19099         if XCOFF_DEBUGGING_INFO.
19100
19101 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
19102
19103         * config/i386/i386.md (attribute isa): New.
19104         (attribute enabled): New.
19105         (setcc_<mode>_sse): Merge from *{avx,sse}_setcc<mode>.
19106         (*fop_<mode>_comm_mixed): Merge with *fop_<mode>_comm_mixed_avx.
19107         (*fop_<mode>_comm_sse): Merge with *fop_<mode>_comm_avx.
19108         (*fop_<mode>_1_mixed): Merge with *fop_<mode>_1_mixed_avx.
19109         (*fop_<mode>_1_sse): Merge with *fop_<mode>_1_avx.
19110         (<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
19111         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.
19112         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.
19113
19114         * config/i386/sse.md (VF): New mode iterator.
19115         (VF1): Ditto.
19116         (VF2): Ditto.
19117         (VF_128): Ditto.
19118         (SSEMODEF4): Remove.
19119         (attribute sse): Handle V8SF and V4DF modes.
19120         (<absneg:code><mode>2): Use VF mode iterator.
19121         (*absneg<mode>2): Merge from *{avx,sse}_absneg<mode>2.  Use VF
19122         mode iterator.
19123         (<plusminus_insn><mode>3): Use VF mode iterator.
19124         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
19125         Use VF mode iterator.
19126         (<sse>_vm<plusminus_insn><mode>3): Merge with
19127         *avx_vm<plusminus_insn><mode>3.  Use VF_128 mode iterator.
19128         (mul<mode>3): Use VF mode iterator.
19129         (*mul<mode>3): Merge with *avx_mul<mode>3.  Use VF mode iterator.
19130         (<sse>_vmmul<mode>3): Merge with *avx_vmmul<mode>3.  Use VF_128
19131         mode iterator.
19132         (div<VF2:mode>3): Merge from divv2df3 and divv4df3.
19133         (div<VF1:mode>3): Merge from divv4sf3 and divv8sf3.
19134         (<sse>_div<mode>3): Merge with *avx_div<mode>3.  Use VF mode iterator.
19135         (<sse>_vmdiv<mode>3): Merge with *avx_vmdiv<mode>3.  Use VF_128
19136         mode iterator.
19137         (<sse>_rcp<mode>2): Merge from avx_rcpv8sf2 and sse_rcpv4sf2.
19138         Use VF1 mode iterator.
19139         (sse_vmrcpv4sf2): Merge with *avx_vmrcpv4sf2.
19140         (sqrt<VF2:mode>2): New expander.
19141         (sqrt<VF1:mode>2): Merge from sqrtv4sf2 and sqrtv8sf2.
19142         (<sse>_sqrt<mode>2): Merge from avx_sqrtv8sf2, sse_sqrtv4sf, sqrtv4df2
19143         and sqrtv2df2.  Use VF mode iterator.
19144         (<sse>_vmsqrt<mode>2): Merge with *avx_vmsqrt<mode>2.  Use VF_128
19145         mode iterator.
19146         (rsqrt<VF1:mode>2): Merge from rsqrtv4sf2 and rsqrtv8sf2.
19147         (<sse>_rsqrt<mode>2): Merge from avx_rsqrtv8sf2 and sse_rsqrt4sf2.
19148         Use VF1 mode iterator.
19149         (sse_vmrsqrtv4sf2): Merge with *avx_vmrsqrtv4sf2.
19150         (<smaxmin:code><mode>3): Use VF mode iterator.
19151         (*<smaxmin:code><mode>3_finite): Merge with
19152         *avx_<smaxmin:code><mode>3_finite.  Use VF mode iterator.
19153         (*<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
19154         (<sse>_vm<smaxmin:code><mode>2): Merge with
19155         *avx_vm<smaxmin:code><mode>2.  Use VF_128 mode iterator.
19156         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.  Use VF
19157         mode iterator.
19158         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.  Use VF
19159         mode iterator.
19160         (sse3_addsubv2df3): Merge with *avx_addsubv2df3.
19161         (sse3_addsubv4sf3): Merge with *avx_addsubv4sf3.
19162         (sse3_h<plusminus_insn>v2df3): Merge with *avx_h<plusminus_insn>v2df3.
19163         (sse3_h<plusminus_insn>v4sf3): Merge with *avx_h<plusminus_insn>v4sf3.
19164         (avx_cmp<mode>3): Rename from avx_cmp<ssemodesuffix><mode>3.  Use
19165         VF mode iterator.
19166         (avx_vmcmp<mode>3): Rename from avx_cmp<ssescalarmodesuffix><mode>3.
19167         Use VF_128 mode iterator.
19168         (<sse>_maskcmp<mode>3): Merge with *avx_maskcmp<mode>3.  Use VF
19169         mode iterator.
19170         (<sse>_vmmaskcmp<mode>3): Merge with *avx_vmmaskcmp<mode>3.  Use
19171         VF_128 mode iterator.
19172         (vcond<mode>): Use VF mode iterator.
19173         * config/i386/predicates.md (sse_comparison_operator): Merge with
19174         avx_comparison_float_operator.  Do not declare as special_predicate.
19175         * config/i386/i386.c (struct builtin_description): Update for renamed
19176         compare patterns.
19177         (ix86_expand_args_builtin): Ditto.
19178         (ix86_expand_sse_compare_mask): Ditto.
19179
19180 2011-04-06  Richard Guenther  <rguenther@suse.de>
19181
19182         * tree-inline.c (estimate_num_insns): For calls simply account
19183         for all passed arguments and a used return value.
19184
19185 2011-04-06  Richard Guenther  <rguenther@suse.de>
19186
19187         PR tree-optimization/47663
19188         * cgraph.h (struct cgraph_edge): Add call_stmt_size and
19189         call_stmt_time fields.
19190         (cgraph_edge_inlinable_p): Declare.
19191         (cgraph_edge_recursive_p): New inline function.
19192         * cgraph.c (cgraph_create_edge_1): Initialize call_stmt_size.
19193         (cgraph_clone_edge): Copy it.
19194         * ipa-inline.c (cgraph_estimate_edge_time): New function.
19195         Account for call stmt time.
19196         (cgraph_estimate_time_after_inlining): Take edge argument.
19197         (cgraph_estimate_edge_growth): Account call stmt size.
19198         (cgraph_estimate_size_after_inlining): Take edge argument.
19199         (cgraph_mark_inline_edge): Adjust.
19200         (cgraph_check_inline_limits): Likewise.
19201         (cgraph_recursive_inlining_p): Remove.
19202         (cgraph_edge_badness): Use cgraph_edge_recursive_p.
19203         (cgraph_decide_recursive_inlining): Take edge argument and
19204         adjust.
19205         (cgraph_decide_inlining_of_small_functions): Do not avoid
19206         diags for recursive inlining here.
19207         (cgraph_flatten): Adjust.
19208         (cgraph_decide_inlining_incrementally): Likewise.
19209         (estimate_function_body_sizes): Remove call cost handling.
19210         (compute_inline_parameters): Initialize caller edge call costs.
19211         (cgraph_estimate_edge_growth): New function.
19212         (cgraph_estimate_growth): Use it.
19213         (cgraph_edge_badness): Likewise.
19214         (cgraph_check_inline_limits): Take an edge argument.
19215         (cgraph_decide_inlining_of_small_functions): Adjust.
19216         (cgraph_decide_inlining): Likewise.
19217         * tree-inline.c (estimate_num_insns): Only account for call
19218         return value if it is used.
19219         (expand_call_inline): Avoid diagnostics on recursive inline
19220         functions here.
19221         * lto-cgraph.c (lto_output_edge): Output edge call costs.
19222         (input_edge): Input edge call costs.
19223
19224 2011-04-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
19225
19226         * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
19227
19228 2011-04-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
19229
19230         * doc/invoke.texi (Spec Files): Fix typo.
19231
19232 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
19233
19234         * profile.c (branch_prob): Move declaration of local variable.  Remove
19235         obsolete ??? comment.  Expand the location explicitly instead of using
19236         the LOCATION_FILE and LOCATION_LINE macros.
19237
19238 2011-04-06  Wei Guozhi  <carrot@google.com>
19239
19240         PR target/47855
19241         * config/arm/arm.md (arm_cmpsi_insn): Compute attr "length".
19242         (arm_cond_branch): Likewise.
19243         (arm_cond_branch_reversed): Likewise.
19244         (arm_jump): Likewise.
19245         (push_multi): Likewise.
19246         * config/arm/constraints.md (Py): New constraint.
19247
19248 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
19249
19250         PR bootstrap/48471
19251         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index):
19252         Move these...
19253         (symbol_queue_size, DBXOUT_DECR_NESTING): ...and these...
19254         (DBXOUT_DECR_NESTING_AND_RETURN): ...and this under
19255         #ifdef DBX_DEBUGGING_INFO.
19256
19257 2011-04-05  Bernd Schmidt  <bernds@codesourcery.com>
19258
19259         PR bootstrap/48403
19260         * haifa-sched.c (schedule_block): Increment cycle_issued_insns only
19261         if old and new states differ.
19262
19263 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
19264
19265         * config/m68k/m68k.c (m68k_handle_option): Don't handle OPT_m5200,
19266         OPT_m5206e, OPT_m528x, OPT_m5307, OPT_m5407 and OPT_mcfv4e.
19267         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
19268         handle -m5200, -m5206e, -m528x, -m5307, -m5407 and -mcfv4e.
19269         * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407,
19270         mcfv4e): Use Alias.
19271         * config/m68k/t-mlibs (MULTILIB_MATCHES): Don't map legacy
19272         ColdFire options to -mcpu= options.
19273
19274 2011-04-05  Jeff Law  <law@redhat.com>
19275
19276         * tree-ssa-threadupdate.c (determine_bb_domination_status): Always
19277         check if BB is a successor of LOOP->header and return
19278         NONDOMINATING if it is not, regardless of ENABLE_CHECKING.
19279
19280 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
19281
19282         * cprop.c (struct reg_use): Remove.
19283         (reg_use_table): Make an array of RTX.
19284         (find_used_regs, constprop_register, local_cprop_pass,
19285         bypass_block): Simplify users of reg_use_table.
19286         (cprop_insn): Likewise.  Iterate if copy propagation succeeded
19287         on one of the uses found by find_used_regs.
19288
19289 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
19290
19291         PR bootstrap/48469
19292         * combine.c (combine_instructions): #ifdef AUTO_INC_DEC links
19293         declaration.
19294
19295 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
19296
19297         * combine.c (combine_instructions) [AUTO_INC_DEC]: Declare links
19298         as an rtx.
19299         (try_combine) [AUTO_INC_DEC]: Declare a local link rtx.
19300
19301 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
19302
19303         PR middle-end/48441
19304         * cprop.c (one_cprop_pass): Do not mark_oprs_set of deleted insns.
19305
19306 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
19307
19308         * combine.c: Include obstack.h.
19309         (struct insn_link): Define.
19310         (uid_log_links): Adjust type.
19311         (FOR_EACH_LOG_LINK): New macro.
19312         (insn_link_obstack): Declare.
19313         (alloc_insn_link): Define.
19314         (create_log_links): Call it.  Use FOR_EACH_LOG_LINK and adjust
19315         type of link variables.
19316         (find_single_use, insn_a_feeds_b, combine_instructions): Likewise.
19317         (try_combine, record_promoted_values, distribute_notes): Likewise.
19318         (distribute_links): Likewise.  Tweak prototype.
19319         (clear_log_links): Delete.
19320         (adjust_for_new_dest): Call alloc_insn_link.
19321         * Makefile.in (combine.o): Depend on $(OBSTACK_H).
19322
19323 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
19324
19325         * gcse.c (modify_mem_list): Convert to an array of VECs.
19326         (canon_modify_mem_list, compute_transp): Tweak formatting.
19327         (alloc_gcse_mem): Likewise.  Adjust for modify_mem_list change.
19328         (load_killed_in_block_p): Likewise.
19329         (record_last_mem_set_info): Likewise.
19330         (clear_modify_mem_tables): Likewise.
19331
19332 2011-04-05  Tom de Vries  <tom@codesourcery.com>
19333
19334         PR middle-end/48461
19335         * function.c (emit_use_return_register_into_block): Only define if
19336         HAVE_return.
19337
19338 2011-04-05  Eric Botcazou  <ebotcazou@adacore.com>
19339
19340         * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
19341
19342 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
19343
19344         * config/rx/rx-opts.h: New.
19345         * config/rx/rx.c (rx_cpu_type): Remove.
19346         (rx_handle_option): Don't assert that global structures are in
19347         use.  Access variables via opts pointer.  Defer most handling of
19348         OPT_mint_register_.  Use error_at.
19349         (rx_option_override): Handle deferred OPT_mint_register_ here.
19350         * config/rx/rx.h (enum rx_cpu_types): Move to rx-opts.h.
19351         * config/rx/rx.opt (config/rx/rx-opts.h: New HeaderInclude.
19352         (mcpu=): Use Enum and specifiy rx_cpu_type with Var.
19353         (rx_cpu_types): New Enum and EnumValue entries.
19354         (mint-register=): Use Defer and use Var accordingly.
19355
19356 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
19357
19358         * debug.h (debug_flush_symbol_queue, debug_queue_symbol): Delete.
19359         (debug_free_queue, debug_nesting, symbol_queue_index): Delete.
19360         * final.c (debug_flush_symbol_queue, debug_queue_symbol):
19361         Move these...
19362         (debug_free_queue, debug_nesting, symbol_queue_index):
19363         ...and these...
19364         * dbxout.c: ...to here.  Make static.
19365
19366 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
19367
19368         * gcse.c (modify_pair): Define.  Define a VEC of it.
19369         (canon_modify_mem_list): Convert to an array of VECs.
19370         (free_insn_expr_list_list): Delete.
19371         (clear_modify_mem_tables): Call VEC_free instead.
19372         (record_last_mem_set_info): Don't modify canon_modify_mem_list.
19373         (alloc_gcse_mem): Adjust for canon_modify_mem_list change.
19374         (canon_list_insert, compute_transp): Likewise.
19375
19376 2011-04-05  Tom de Vries  <tom@codesourcery.com>
19377
19378         PR target/43920
19379         * config/arm/arm.h (BRANCH_COST): Set to 1 for Thumb-2 when optimizing
19380         for size.
19381
19382 2011-04-05  Tom de Vries  <tom@codesourcery.com>
19383
19384         PR target/43920
19385         * function.c (emit_use_return_register_into_block): New function.
19386         (thread_prologue_and_epilogue_insns): Use
19387         emit_use_return_register_into_block.
19388
19389 2011-04-05  Tom de Vries  <tom@codesourcery.com>
19390
19391         PR target/43920
19392         * cfgcleanup.c (flow_find_cross_jump): Don't count USE or CLOBBER as
19393         insn.
19394
19395 2011-04-05  Tom de Vries  <tom@codesourcery.com>
19396
19397         * cfgcleanup.c (try_crossjump_bb): Remove 2 superfluous variables.
19398
19399 2011-04-05  Yufeng Zhang  <yufeng.zhang@arm.com>
19400
19401         * config/arm/arm.md (define_constants for unspec): Replace with
19402         define_c_enum.
19403         (define_constants for unspecv): Replace with define_c_enum.
19404         * config/arm/neon.md (define_constants for unspec): Replace with
19405         define_c_enum.
19406
19407 2011-04-04  Richard Henderson  <rth@redhat.com>
19408
19409         PR bootstrap/48400
19410         * dwarf2out.c (output_line_info): Always emit line info from
19411         at least one section.
19412         (dwarf2out_init): Create text_section_line_info here ...
19413         (set_cur_line_info_table): ... not here.
19414
19415 2011-04-04  Vladimir Makarov  <vmakarov@redhat.com>
19416
19417         PR target/48380
19418         * ira.c (ira): Call grow_reg_equivs when fix_reg_equiv_init is
19419         not called.
19420
19421         * ira-emit.c (emit_move_list): Update reg_equiv_init insn list.
19422
19423 2011-04-04  Steven Bosscher  <steven@gcc.gnu.org>
19424
19425         * cprop.c (struct expr): Split 'expr' field in 'dest' and 'src'.
19426         (expr_equiv_p): Remove.
19427         (insert_set_in_table): Look at <dest, src> pair instead of expr.
19428         (hash_scan_set): Update call to insert_set_in_table.
19429         (dump_hash_table): Dump <dest, src> pair.
19430         (lookup_set): Simplify.  Lookup <dest, src> pair.
19431         (compute_transp): Remove, fold heavily simplified code into...
19432         (compute_local_properties): ...here.  Expect COMP and TRANSP
19433         unconditionally.
19434         (find_avail_set): Take set directly from struct expr.
19435         (find_bypass-set): Likewise.
19436         (bypass_block): Likewise.
19437         (cprop_insn): Likewise.  Remove redundant INSN_P test.
19438
19439         * cprop.c (implicit_set_cond_p): Assume nothing about COND, move
19440         checks on form of COND from find_implicit_sets to here.
19441         (find_implicit_sets): Cleanup control flow. Split critical edges
19442         if it exposes implicit sets.  Allocate/resize implicit_sets as
19443         necessary.
19444         (one_cprop_pass): Only delete unreachable blocks if local_cprop_pass
19445         changed something.  Run df_analyze after find_implicit_sets if any
19446         edges were split.  Do not allocate implicit_sets here.
19447
19448         * cprop.c: s/gcse/cprop/ everywhere except for flag_gcse.
19449         (gcse_obstack): Renamed to cprop_obstack.
19450         (GNEW, GNEWVEC, GNEWVAR): Remove.
19451         (gmalloc): Remove.
19452         (alloc_hash_table): Use XNEWVAR instead of GNEWVAR.
19453         (GOBNEW, GOBNEWVAR): Adjust for gcse_obstack renaming.
19454         (gcse_alloc): Likewise, and rename to cprop_alloc.
19455         (alloc_gcse_men, free_gcse_mem): Remove.
19456         (gcse_constant_p): Rename to cprop_constant_p, and adjust all callers.
19457         (compute_hash_table_work): Allocate and free reg_set_bitmap here.
19458         (one_cprop_pass): Likewise. Adjust for gcse_obstack renaming.
19459
19460         * cprop.c (oprs_not_set_p): Remove.
19461         (mark_set, mark_clobber): Remove.
19462         (mark_oprs_set): Rewrite using DF_INSN_INFO_DEFS cache.
19463         (reg_not_set_p): New function.
19464         (find_avail_set): Use reg_not_set_p instead of oprs_not_set_p.
19465         (cprop_insn): Likewise.
19466         (cprop_jump): Use FOR_EACH_EDGE.
19467
19468 2011-04-04  Bernd Schmidt  <bernds@codesourcery.com>
19469
19470         PR bootstrap/48403
19471         * haifa-sched.c (nonscheduled_insns_begin): New static variable.
19472         (rank_for_schedule): Use scheduled_insns vector instead of
19473         last_scheduled_insn.
19474         (ok_for_early_queue_removal): Likewise.
19475         (queue_to_ready): Search forward in nonscheduled_insns_begin if
19476         we have a dbg_cnt.
19477         (choose_ready): Likewise.
19478         (commit_schedule): Use VEC_iterate.
19479         (schedule_block): Initialize nonscheduled_insns_begin.  If we have
19480         a dbg_cnt, use it and ensure the first insn is in the ready list.
19481         (haifa_sched_init): Allocate scheduled_insns.
19482         (sched_extend_ready_list): Don't allocate it; reserve space.
19483         (haifa_sched_finish): Free it.
19484
19485 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
19486
19487         * optc-gen.awk: Always remove type from Variable entry before
19488         recording in var_seen.
19489
19490 2011-04-04  Eric Botcazou  <ebotcazou@adacore.com>
19491
19492         * cfghooks.c (tidy_fallthru_edges): Add ??? comment.
19493         * tree-inline.c (delete_unreachable_blocks_update_callgraph): Remove
19494         call to tidy_fallthru_edges.
19495
19496 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
19497
19498         * doc/options.texi (ToLower): Document.
19499         * opt-functions.awk (switch_bit_fields): Initialize cl_tolower field.
19500         * opts-common.c (decode_cmdline_option): Handle cl_tolower.
19501         * opts.h (cl_option): Add cl_tolower field.
19502         * config/rx/rx.c (rx_handle_option): Use strcmp of -mcpu=
19503         arguments with lowercase strings.
19504         * config/rx/rx.opt (mcpu=): Add ToLower.
19505         * config/rx/t-rx (MULTILIB_MATCHES): Don't handle uppercase -mcpu=
19506         argument.
19507
19508 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
19509
19510         * config/pdp11/pdp11.h (IRA_COVER_CLASSES): Delete.
19511
19512 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
19513
19514         * config/vax/vax.c: Include reload.h.
19515
19516 2011-04-04  Anatoly Sokolov  <aesok@post.ru>
19517
19518         * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Remove.
19519         * config/sparc/sparc.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
19520         (sparc_preferred_reload_class): New function.
19521
19522 2011-04-04  Jakub Jelinek  <jakub@redhat.com>
19523
19524         PR debug/48401
19525         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
19526         Use PAT_VAR_LOCATION_LOC instead of INSN_VAR_LOCATION_LOC.
19527
19528 2011-04-03  Nathan Froyd  <froydnj@codesourcery.com>
19529
19530         * tree.h (struct tree_const_decl): Inherit from tree_decl_common.
19531         * tree.c (initialize_tree_contains_struct): Adjust accordingly.
19532
19533 2011-04-03  Anatoly Sokolov  <aesok@post.ru>
19534
19535         * config/avr/avr.h (ASM_OUTPUT_BSS): Remove.
19536         (ASM_OUTPUT_ALIGNED_BSS): Define.
19537
19538 2011-04-03  Michael Matz  <matz@suse.de>
19539
19540         * lto-streamer.h (struct lto_streamer_cache_d): Remove offsets
19541         and next_slot members.
19542         (lto_streamer_cache_insert, lto_streamer_cache_insert_at,
19543         lto_streamer_cache_lookup, lto_streamer_cache_get): Adjust prototypes.
19544         (lto_streamer_cache_append): Declare.
19545         * lto-streamer.c (lto_streamer_cache_add_to_node_array): Use
19546         unsigned index, remove offset parameter, ensure that we append
19547         or update existing entries.
19548         (lto_streamer_cache_insert_1): Use unsigned index, remove offset_p
19549         parameter, update next_slot for append.
19550         (lto_streamer_cache_insert): Use unsigned index, remove offset_p
19551         parameter.
19552         (lto_streamer_cache_insert_at): Likewise.
19553         (lto_streamer_cache_append): New function.
19554         (lto_streamer_cache_lookup): Use unsigned index.
19555         (lto_streamer_cache_get): Likewise.
19556         (lto_record_common_node): Don't test tree_node_can_be_shared.
19557         (preload_common_node): Adjust call to lto_streamer_cache_insert.
19558         (lto_streamer_cache_delete): Don't free offsets member.
19559         * lto-streamer-out.c (eq_string_slot_node): Use memcmp.
19560         (lto_output_string_with_length): Use lto_output_data_stream.
19561         (lto_output_tree_header): Remove ix parameter, don't write it.
19562         (lto_output_builtin_tree): Likewise.
19563         (lto_write_tree): Adjust callers to above, don't track and write
19564         offset, write unsigned index.
19565         (output_unreferenced_globals): Don't emit all global vars.
19566         (write_global_references): Use unsigned indices.
19567         (lto_output_decl_state_refs): Likewise.
19568         (write_symbol): Likewise.
19569         * lto-streamer-in.c (lto_input_chain): Move earlier.
19570         (input_function): Use unsigned index.
19571         (input_alias_pairs): Don't read and then ignore all global vars.
19572         (lto_materialize_tree): Remove ix_p parameter, don't read index,
19573         don't pass it back, use lto_streamer_cache_append.
19574         (lto_register_var_decl_in_symtab): Use unsigned index.
19575         (lto_register_function_decl_in_symtab): Likewise.
19576         (lto_get_pickled_tree): Don't read in or handle offset, read unsigned
19577         index.
19578         (lto_get_builtin_tree): Don't read index, use
19579         lto_streamer_cache_append.
19580         (lto_read_tree): Adjust call to lto_materialize_tree.
19581
19582         * ipa-inline.c (cgraph_edge_badness): Move growth calculaton,
19583         don't use function calls in arguments to MIN.
19584
19585         * varasm.c (decl_binds_to_current_def_p): Don't check TREE_PUBLIC
19586         twice.
19587
19588         * gimple.c (gimple_type_leader_entry): Mark deletable.
19589
19590 2011-04-03  Alan Modra  <amodra@gmail.com>
19591
19592         * dwarf2out.c (mem_loc_descriptor): Recurse on LO_SUM.
19593
19594 2011-04-03  Michael Matz  <matz@suse.de>
19595
19596         * tree.c (free_lang_data_in_decl): Zero DECL_VINDEX if it's not
19597         an integer.
19598         * tree.h (tree_decl_non_common.vindex): Adjust comment.
19599
19600 2011-04-03  Michael Matz  <matz@suse.de>
19601
19602         * cgraphbuild.c (record_reference): Canonicalize constructor values.
19603         * gimple-fold.c (canonicalize_constructor_val): Accept being called
19604         without function context.
19605         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear
19606         current_function_decl and cfun.
19607
19608 2011-04-03  Michael Matz  <matz@suse.de>
19609
19610         * tree.c (decl_init_priority_insert): Don't create entry for
19611         default priority.
19612         (decl_fini_priority_insert): Ditto.
19613         (fields_compatible_p, find_compatible_field): Remove.
19614         * tree.h (fields_compatible_p, find_compatible_field): Remove.
19615         * gimple.c (gimple_compare_field_offset): Adjust block comment.
19616
19617 2011-04-03  Eric Botcazou  <ebotcazou@adacore.com>
19618
19619         * combine.c (try_combine): Remove useless local variable.
19620
19621 2011-04-03  Richard Guenther  <rguenther@suse.de>
19622             Ira Rosen  <ira.rosen@linaro.org>
19623
19624         * tree-if-conv.c (memrefs_read_or_written_unconditionally): Strip all
19625         non-variable offsets and compare the remaining bases of the two
19626         accesses instead of looking for exact same data-ref.
19627
19628 2011-04-02  Kai Tietz  <ktietz@redhat.com>
19629
19630         PR target/48416
19631         * i386.c (ix86_function_arg_boundary): Fix printf formatter.
19632
19633         * i386.c (ix86_is_msabi_thiscall): New helper function.
19634         (ix86_is_type_thiscall): New helper function.
19635         (ix86_comp_type_attributes): Handle thiscall for method-functions
19636         special.
19637         (init_cumulative_args): Likewise.
19638         (find_drap_reg): Likewise.
19639         (ix86_static_chain): Likewise.
19640         (x86_this_parameter): Likewise.
19641         (x86_output_mi_thunk): Likewise.
19642
19643 2011-04-01  Olivier Hainque  <hainque@adacore.com>
19644             Nicolas Setton  <setton@adacore.com>
19645             Eric Botcazou  <ebotcazou@adacore.com>
19646
19647         * dwarf2out.c (dwarf_attr_name): Map DW_AT_GNAT_descriptive_type.
19648         (add_gnat_descriptive_type_attribute): New function.
19649         (gen_array_type_die): Call it.
19650         (gen_enumeration_type_die): Likewise.
19651         (gen_struct_or_union_type_die): Likewise.
19652         (modified_type_die): Likewise.
19653         * langhooks.h (lang_hooks_for_types): New descriptive_type hook.
19654         * langhooks-def.h (LANG_HOOKS_DESCRIPTIVE_TYPE): Default to NULL.
19655         (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_DESCRIPTIVE_TYPE.
19656
19657 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
19658
19659         PR bootstrap/48148
19660         * dwarf2out.c (resolve_addr): Don't call force_decl_die
19661         if DECL_EXTERNAL has non-NULL DECL_ABSTRACT_ORIGIN.
19662
19663         Revert:
19664         2011-03-17  Richard Guenther  <rguenther@suse.de>
19665
19666         PR bootstrap/48148
19667         * lto-cgraph.c (input_overwrite_node): Clear the abstract
19668         origin for decls in other ltrans units.
19669         (input_varpool_node): Likewise.
19670
19671 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
19672
19673         PR middle-end/48335
19674         * expr.c (expand_assignment): Handle all possibilities
19675         if TO_RTX is CONCAT.
19676         * expmed.c (store_bit_field_1): Avoid trying to create invalid SUBREGs.
19677         (store_split_bit_field): If SUBREG_REG (op0) or
19678         op0 itself has smaller mode than word, return it
19679         for offset 0 and const0_rtx for out-of-bounds stores.
19680         If word is const0_rtx, skip it.
19681
19682 2011-04-01  Naveen H.S  <naveen.S@kpitcummins.com>
19683
19684         * config/h8300/h8300.c (print_operand_address): Rename to...
19685         (h8300_print_operand_address): ...this. Make static. Adjust comments.
19686         Call h8300_print_operand and h8300_print_operand_address instead of
19687         print_operand and print_operand_address. Declare.
19688         (print_operand): Renake to...
19689         (h8300_print_operand): ...this. Make static. Adjust comments.
19690         Call h8300_print_operand instead of print_operand. Declare.
19691         (h8300_print_operand_punct_valid_p): Moved from h8300.h file.
19692         (h8300_register_move_cost): Likewise.
19693         (TARGET_PRINT_OPERAND_PUNCT_VALID_P, TARGET_PRINT_OPERAND
19694         TARGET_PRINT_OPERAND_ADDRESS, TARGET_REGISTER_MOVE_COST): Define.
19695         * config/h8300/h8300.h (PRINT_OPERAND_ADDRESS, PRINT_OPERAND
19696         PRINT_OPERAND_PUNCT_VALID_P, REGISTER_MOVE_COST): Delete.
19697         * config/h8300/h8300-protos.h (print_operand): Delete.
19698         (print_operand_address): Delete.
19699
19700 2011-04-01  Richard Henderson  <rth@redhat.com>
19701
19702         PR 48400
19703         * dwarf2out.c (dwarf2out_source_line): Disable discriminators
19704         in strict mode before dwarf4.  Re-order tests to early out
19705         before switching sections.
19706
19707 2011-04-01  Nathan Froyd  <froydnj@codesourcery.com>
19708
19709         * config/h8300/constraints.md: New file.
19710         * config/h8300/h8300.md: Include it.  Use satisfies_constraint_J,
19711         satisfies_constraint_L, and satisfies_constraint_N for peephole2s.
19712         (*tst_extzv_1_n, *tstsi_variable_bit_qi): Use satisfies_constraint_U.
19713         * config/h8300/predicates.md (bit_operand): Likewise.
19714         (incdec_operand): Use satisfies_constraint_M and
19715         satisfies_constraint_O.  Don't use C code block.
19716         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Delete.
19717         * config/h8300/h8300.c (h8300_reg_class_from_letter): Delete.
19718         (compute_mov_length): Use satisfies_constraint_G.
19719         (fix_bit_operand): Use satisfies_constraint_U.
19720         * config/h8300/h8300.h (REG_CLASS_FROM_LETTER): Delete.
19721         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Delete.
19722         (CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O): Delete.
19723         (CONST_OK_FOR_Ppositive, CONST_OK_FOR_Pnegative): Delete.
19724         (CONST_OK_FOR_P, CONSTRAINT_LEN_FOR_P): Delete.
19725         (CONST_OK_FOR_CONSTRAINT_P, CONST_OK_FOR_LETTER_P): Delete.
19726         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
19727         (OK_FOR_Q, OK_FOR_R, OK_FOR_S, OK_FOR_T, OK_FOR_U, OK_FOR_WU): Delete.
19728         (OK_FOR_W, CONSTRAINT_LEN_FOR_W, OK_FOR_Y2, OK_FOR_Y0): Delete.
19729         (OK_FOR_Y, CONSTRAINT_LEN_FOR_Y, OK_FOR_Z): Delete.
19730         (EXTRA_CONSTRAINT_STR, CONSTRAINT_LEN): Delete.
19731         (EXTRA_MEMORY_CONSTRAINT): Delete.
19732
19733 2011-04-01  Andrew Pinski  <pinskia@gmail.com>
19734             Michael Meissner  <meissner@linux.vnet.ibm.com>
19735
19736         PR target/48262
19737         * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
19738         operands, as per the specifications.
19739
19740         * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
19741         (vec_extract_evenv4sf): Ditto.
19742         (vec_extract_evenv8hi): Ditto.
19743         (vec_extract_evenv16qi): Ditto.
19744         (vec_extract_oddv4si): Ditto.
19745
19746 2011-03-31  Mark Wielaard  <mjw@redhat.com>
19747
19748         * dwarf2out.c (dwarf2out_finish): Don't add low_pc and/or
19749         high_pc attribute if the CU has no associated code. Only output
19750         DW_AT_entry_pc for CU if not generating strict dwarf and
19751         dwarf_version < 4.
19752
19753 2011-04-01  Bernd Schmidt  <bernds@codesourcery.com>
19754
19755         * dwarf2out.h (dwarf2out_frame_debug_init): Declare.
19756         * dwarf2out.c (dwarf2out_frame_debug_init): New function, broken
19757         out of ...
19758         (dwarf2out_frame_debug): ... here. Don't handle a NULL argument.
19759         * final.c (final_start_function): Call the new function rather
19760         than using a NULL argument for dwarf2out_frame_debug.
19761
19762         * ifcvt.c (cond_exec_process_insns): Disallow converting a block
19763         that contains the prologue.
19764
19765         * haifa-sched.c (queue_insn): New arg REASON.  All callers
19766         changed.  Print it in debugging output.
19767
19768         * sched-ebb.c (schedule_ebbs): Honor the BB_DISABLE_SCHEDULE flag.
19769
19770         * sched-ebb.c (begin_schedule_ready): Remove second argument.
19771         Split most of the code into...
19772         (begin_move_insn): ... here.  New function.
19773         (ebb_sched_info): Add a pointer to it.
19774         * haifa-sched.c (scheduled_insns): New static variable.
19775         (sched_extend_ready_list): Allocate it.
19776         (schedule_block): Use it to record the order of scheduled insns.
19777         Perform RTL changes to move insns only after all scheduling
19778         decisions have been made.
19779         * modulo-sched.c (sms_sched_haifa_sched_info): Add NULL entry for the
19780         begin_move_insn field.
19781         * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
19782         * sched-int.h (struct haifa_sched_info): Remove second argument
19783         from begin_schedule_ready hook.  Add new member begin_move_insn.
19784         * sched-rgn.c (begin_schedule_ready): Remove second argument.
19785         (rgn_const_sched_info): Add NULL entry for the begin_move_insn field.
19786
19787         * haifa-sched.c (prune_ready_list): New function, broken out of
19788         schedule_block.
19789         (schedule_block): Use it.
19790
19791 2011-04-01  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
19792
19793         * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
19794
19795 2011-04-01  Kai Tietz  <ktietz@redhat.com>
19796
19797         * config.gcc (*-*-mingw*): Allow as option the
19798         posix threading model.
19799         * config/i386/mingw32.h (SPEC_PTHREAD1,  SPEC_PTHREAD2):
19800         New macros defined dependent to TARGET_USE_PTHREAD_BY_DEFAULT
19801         definition.
19802         (CPP_SPEC): Add pthread/no-pthread handling.
19803         (LIB_SPEC): Likewise.
19804         * config/i386/mingw-w64.h (CPP_SPEC):Likewise.
19805         (LIB_SPEC): Likewise.
19806         * config/i386/t-cygming (SHLIB_PTHREAD_CFLAG): New
19807         flag to pass -pthread option for shared libgcc build.
19808         (SHLIB_PTHREAD_LDFLAG): New option to pass -lpthread
19809         for shared libgcc build.
19810         * config/i386/t-mingw-pthread: New file.
19811         * config/i386/mingw-pthread.h (TARGET_USE_PTHREAD_BY_DEFAULT):
19812         New define to enable use of library pthread by default.
19813         * config/i386/mingw.opt (pthread): New driver option.
19814         (no-pthread): New driver option.
19815         * config/i386/cygming.opt: Make sure trailing empty line is retained.
19816         * config/i386/mingw-w64.opt: Likewise.
19817
19818 2011-04-01  Gary Funck  <gary@intrepid.com>
19819
19820         * c-decl.c (grokdeclarator): Fix formatting.
19821
19822 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
19823
19824         * expr.c (emit_block_move_via_movmem): Use n_generator_args
19825         instead of n_operands.
19826         (set_storage_via_setmem): Likewise.
19827         * optabs.c (maybe_gen_insn): Likewise.
19828         * config/arm/arm.c (arm_init_neon_builtins): Likewise.
19829         * config/mips/mips.c (mips_expand_builtin_compare_1): Likewise.
19830         (mips_expand_builtin_direct): Likewise.
19831         * config/spu/spu.c (expand_builtin_args): Likewise.
19832
19833 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
19834
19835         * recog.h (insn_data_d): Add n_generator_args.
19836         * genoutput.c (data): Likewise.
19837         (output_insn_data): Print it.
19838         (max_opno, num_dups): Delete.
19839         (scan_operands): Just fill in "d->operand[...]".
19840         (gen_insn, gen_peephole, gen_expand, gen_split): Use get_pattern_stats.
19841
19842 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
19843
19844         * gensupport.h (pattern_stats): New structure.
19845         * gensupport.c (get_pattern_stats_1, get_pattern_stats): New functions.
19846         * genemit.c (max_opno, max_dupno, max_scratch_opno): Delete.
19847         (max_operand_1, max_operand_vec): Delete.
19848         (gen_insn, gen_expand, gen_split): Use get_pattern_stats.
19849
19850 2011-03-31  Nathan Froyd  <froydnj@codesourcery.com>
19851
19852         * emit-rtl.c (emit_pattern_after_setloc): New function.
19853         (emit_insn_after_setloc, emit_jump_insn_after_setloc): Call it.
19854         (emit_call_insn_after_setloc, emit_debug_insn_after_setloc): Likewise.
19855         (emit_pattern_after): New function.
19856         (emit_insn_after, emit_jump_insn_after): Call it.
19857         (emit_call_insn_after, emit_debug_insn_after): Likewise.
19858         (emit_pattern_before_setloc): New function.
19859         (emit_insn_before_setloc, emit_jump_insn_before_setloc): Call it.
19860         (emit_call_insn_before_setloc, emit_debug_insn_before_setloc):
19861         Likewise.
19862         (emit_pattern_before): New function.
19863         (emit_insn_before, emit_jump_insn_before): Call it.
19864         (emit_call_insn_before, emit_debug_insn_before): Likewise.
19865
19866 2011-03-31  Richard Henderson  <rth@redhat.com>
19867
19868         * dwarf2out.c (dw_separate_line_info_ref): Remove.
19869         (dw_separate_line_info_entry): Remove.
19870         (enum dw_line_info_opcode): New.
19871         (dw_line_info_entry): Use it.
19872         (dw_line_info_table, dw_line_info_table_p): New.
19873         (DWARF_LINE_OPCODE_BASE): Include dwarf3 opcodes.
19874         (line_info_table, line_info_label_num): Remove.
19875         (line_info_table_in_use): Remove.
19876         (separate_line_info_table): Remove.
19877         (separate_line_info_table_allocated): Remove.
19878         (separate_line_info_table_in_use): Remove.
19879         (LINE_INFO_TABLE_INCREMENT): Remove.
19880         (line_info_label_num): New.
19881         (cur_line_info_table): New.
19882         (text_section_line_info, cold_text_section_line_info): New.
19883         (separate_line_info): New.
19884         (SEPARATE_LINE_CODE_LABEL): Remove.
19885         (print_dwarf_line_table): Remove.
19886         (debug_dwarf): Don't dump it.
19887         (output_one_line_info_table): New.
19888         (output_line_info): Use it.
19889         (new_line_info_table): New.
19890         (set_cur_line_info_table): New.
19891         (dwarf2out_switch_text_section): Use it.
19892         (dwarf2out_begin_function): Likewise.
19893         (push_dw_line_info_entry): New.
19894         (dwarf2out_source_line): Rewrite for new line info tables.
19895         (dwarf2out_init): Remove dead initailizations.
19896
19897 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
19898
19899         * opts.h (cl_option): Add comments to fields.  Add bit-fields for
19900         various flags.
19901         (CL_SEPARATE_NARGS_SHIFT, CL_SEPARATE_NARGS_MASK,
19902         CL_SEPARATE_ALIAS, CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE,
19903         CL_DISABLED, CL_REPOR, CL_REJECT_NEGATIVE, CL_MISSING_OK,
19904         CL_UINTEGER, CL_NEGATIVE_ALIAS): Remove.
19905         (CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED): Update bit positions.
19906         * opt-functions.awk (flag_init, switch_bit_fields): New.
19907         (switch_flags): Don't handle flags moved to bit-fields.  Don't
19908         generate CL_MISSING_OK or CL_SAVE.
19909         * optc-gen.awk: Update to generate bit-field output as well as
19910         flags field.
19911         * gcc.c (driver_wrong_lang_callback): Use cl_reject_driver
19912         bit-field instead of CL_REJECT_DRIVER flag.
19913         * opts-common.c (generate_canonical_option,
19914         decode_cmdline_option): Use bit-fields instead of CL_* flags.
19915         * opts.c (maybe_default_option): Use cl_reject_negative bit-field
19916         instead of CL_REJECT_NEGATIVE flag.
19917         * toplev.c (print_switch_values): Use cl_report bit-field instead
19918         of CL_REPORT flag.
19919
19920 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
19921
19922         * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
19923         a zero minimum index only if it is redundant.
19924
19925 2011-03-31  Vladimir Makarov  <vmakarov@redhat.com>
19926
19927         PR rtl-optimization/48381
19928         * ira-color.c (assign_hard_reg): Use hard reg set intersection
19929         instead of ira_class_hard_reg_index for calculating conflicting
19930         hard registers.
19931
19932 2011-03-31  Steven Bosscher  <steven@gcc.gnu.org>
19933
19934         * cprop.c: Clean up hash table building.
19935         (reg_avail_info): Remove.
19936         (oprs_available_p): Remove.
19937         (record_last_reg_set_info): Remove.
19938         (record_last_set_info): Remove.
19939         (reg_available_p): New function.
19940         (gcse_constant_p): Do not treat unfolded conditions as constants.
19941         (make_set_regs_unavailable): New function.
19942         (hash_scan_set): Simplify with new reg_available_p.
19943         (compute_hash_table_work): Traverse insns stream only once.
19944         Do not compute reg_avail_info. Traverse insns in reverse order.
19945         Record implicit sets after recording explicit sets from the block.
19946
19947 2011-03-31  Michael Matz  <matz@suse.de>
19948
19949         * builtins.c (build_va_arg_indirect_ref): Use build_simple_mem_ref_loc.
19950
19951 2011-03-31  Anatoly Sokolov  <aesok@post.ru>
19952
19953         * config/h8300/h8300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove macro.
19954         * config/h8300/h8300-protos.h (h8300_get_index): Remove.
19955         * config/h8300/h8300.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
19956         (h8300_mode_dependent_address_p): New function.
19957         (h8300_get_index): Make static.
19958
19959 2011-03-31  Jeff Law  <law@redhat.com>
19960
19961         * reload1.c (elimination_effects): Fix typo in recent change.
19962
19963         * tree-ssa-forwprop.c (forward_propagate_into_cond): Avoid
19964         typo potentially leading to null pointer dereference.
19965
19966         * caller-save.c (new_saved_hard_reg): Eliminate return value.
19967         (setup_save_areas): Corresponding changes to avoid useless
19968         assignments.
19969
19970         * jump.c (reversed_comparison_code_parts): Avoid successive return
19971         statements when REVERSE_CONDITION is defined.
19972
19973         * expr.c (expand_assignment): Avoid useless assignments.
19974         (expand_expr_real_1): Likewise.
19975         (expand_expr_real_2): Avoid useless statements.
19976
19977         * tree-ssa-phiopt.c (minmax_replacement): Avoid useless statement.
19978
19979         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
19980
19981         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Avoid useless
19982         statements.
19983
19984         * stmt.c (expand_expr_stmt): Avoid useless assignment.
19985
19986 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
19987
19988         PR target/47109
19989         * doc/tm.texi.in (TARGET_VERSION): Remove.
19990         * doc/tm.texi: Regenerate.
19991         * system.h (TARGET_VERSION, MACHINE_TYPE): Poison.
19992         * collect2.c (main): Don't use TARGET_VERSION.
19993         * mips-tdump.c (main): Don't use TARGET_VERSION.
19994         * mips-tfile.c (main): Don't use TARGET_VERSION.
19995         * config.gcc (powerpc-wrs-vxworksae): Don't use rs6000/vxworksae.h.
19996         * config/rs6000/vxworksae.h: Remove.
19997         * config/alpha/alpha.h (TARGET_VERSION): Remove.
19998         * config/alpha/freebsd.h (TARGET_VERSION): Remove.
19999         * config/alpha/linux-elf.h (TARGET_VERSION): Remove.
20000         * config/alpha/netbsd.h (TARGET_VERSION): Remove.
20001         * config/alpha/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
20002         * config/arm/arm.h (TARGET_VERSION): Remove.
20003         * config/arm/coff.h (TARGET_VERSION): Remove.
20004         * config/arm/ecos-elf.h (TARGET_VERSION): Remove.
20005         * config/arm/elf.h (TARGET_VERSION): Remove.
20006         * config/arm/freebsd.h (TARGET_VERSION): Remove.
20007         * config/arm/linux-elf.h (TARGET_VERSION): Remove.
20008         * config/arm/netbsd-elf.h (TARGET_VERSION): Remove.
20009         * config/arm/pe.h (TARGET_VERSION): Remove.
20010         * config/arm/rtems-elf.h (TARGET_VERSION): Remove.
20011         * config/arm/semi.h (TARGET_VERSION): Remove.
20012         * config/arm/uclinux-elf.h (TARGET_VERSION): Remove.
20013         * config/arm/unknown-elf.h (TARGET_VERSION): Remove.
20014         * config/arm/vxworks.h (TARGET_VERSION): Remove.
20015         * config/avr/avr.h (TARGET_VERSION): Remove.
20016         * config/bfin/bfin.h (TARGET_VERSION): Remove.
20017         * config/fr30/fr30.h (TARGET_VERSION): Remove.
20018         * config/frv/frv.h (TARGET_VERSION): Remove.
20019         * config/h8300/h8300.h (TARGET_VERSION): Remove.
20020         * config/i386/cygwin.h (TARGET_VERSION): Remove.
20021         * config/i386/darwin.h (TARGET_VERSION): Remove.
20022         * config/i386/darwin64.h (TARGET_VERSION): Remove.
20023         * config/i386/djgpp.h (TARGET_VERSION): Remove.
20024         * config/i386/freebsd.h (TARGET_VERSION): Remove.
20025         * config/i386/freebsd64.h (TARGET_VERSION): Remove.
20026         * config/i386/gnu.h (TARGET_VERSION): Remove.
20027         * config/i386/i386-interix.h (TARGET_VERSION): Remove.
20028         * config/i386/i386elf.h (TARGET_VERSION): Remove.
20029         * config/i386/linux.h (TARGET_VERSION): Remove.
20030         * config/i386/linux64.h (TARGET_VERSION): Remove.
20031         * config/i386/lynx.h (TARGET_VERSION): Remove.
20032         * config/i386/mingw32.h (TARGET_VERSION): Remove.
20033         * config/i386/netbsd-elf.h (TARGET_VERSION): Remove.
20034         * config/i386/netbsd64.h (TARGET_VERSION): Remove.
20035         * config/i386/netware.h (TARGET_VERSION): Remove.
20036         * config/i386/nto.h (TARGET_VERSION): Remove.
20037         * config/i386/openbsd.h (TARGET_VERSION): Remove.
20038         * config/i386/vxworks.h (TARGET_VERSION): Remove.
20039         * config/ia64/elf.h (TARGET_VERSION): Remove.
20040         * config/ia64/freebsd.h (TARGET_VERSION): Remove.
20041         * config/ia64/hpux.h (TARGET_VERSION): Remove.
20042         * config/ia64/linux.h (TARGET_VERSION): Remove.
20043         * config/ia64/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
20044         * config/iq2000/iq2000.h (IQ2000_VERSION, MACHINE_TYPE,
20045         TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
20046         * config/lm32/lm32.h (TARGET_VERSION): Remove.
20047         * config/lm32/uclinux-elf.h (TARGET_VERSION): Remove.
20048         * config/m32c/m32c.h (TARGET_VERSION): Remove.
20049         * config/m32r/linux.h (LINUX_DEFAULT_ELF, TARGET_VERSION): Remove.
20050         * config/m32r/m32r.h (TARGET_VERSION): Remove.
20051         * config/m68k/linux.h (TARGET_VERSION): Remove.
20052         * config/m68k/m68k.h (TARGET_VERSION): Remove.
20053         * config/m68k/netbsd-elf.h (TARGET_VERSION): Remove.
20054         * config/m68k/uclinux.h (TARGET_VERSION): Remove.
20055         * config/mcore/mcore-elf.h (TARGET_VERSION): Remove.
20056         * config/mep/mep.h (TARGET_VERSION): Remove.
20057         * config/microblaze/microblaze.h (MICROBLAZE_VERSION,
20058         MACHINE_TYPE, TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
20059         * config/mips/iris6.h (MACHINE_TYPE): Remove.
20060         * config/mips/linux.h (TARGET_VERSION): Remove.
20061         * config/mips/netbsd.h (MACHINE_TYPE): Remove.
20062         * config/mips/vxworks.h (TARGET_VERSION): Remove.
20063         * config/mmix/mmix.h (TARGET_VERSION): Remove.
20064         * config/mn10300/linux.h (TARGET_VERSION): Remove.
20065         * config/mn10300/mn10300.h (TARGET_VERSION): Remove.
20066         * config/pa/pa.h (TARGET_VERSION): Remove.
20067         * config/pdp11/pdp11.h (TARGET_VERSION): Remove.
20068         * config/picochip/picochip.h (TARGET_VERSION): Remove.
20069         * config/rs6000/aix.h (TARGET_VERSION): Remove.
20070         * config/rs6000/darwin.h (TARGET_VERSION): Remove.
20071         * config/rs6000/darwin64.h (TARGET_VERSION): Remove.
20072         * config/rs6000/eabi.h (TARGET_VERSION): Remove.
20073         * config/rs6000/eabialtivec.h (TARGET_VERSION): Remove.
20074         * config/rs6000/eabisim.h (TARGET_VERSION): Remove.
20075         * config/rs6000/eabispe.h (TARGET_VERSION): Remove.
20076         * config/rs6000/freebsd.h (TARGET_VERSION): Remove.
20077         * config/rs6000/linux.h (TARGET_VERSION): Remove.
20078         * config/rs6000/linux64.h (TARGET_VERSION): Remove.
20079         * config/rs6000/linuxaltivec.h (TARGET_VERSION): Remove.
20080         * config/rs6000/linuxspe.h (TARGET_VERSION): Remove.
20081         * config/rs6000/lynx.h (TARGET_VERSION): Remove.
20082         * config/rs6000/netbsd.h (TARGET_VERSION): Remove.
20083         * config/rs6000/sysv4.h (TARGET_VERSION): Remove.
20084         * config/rs6000/vxworks.h (TARGET_VERSION): Remove.
20085         * config/s390/linux.h (TARGET_VERSION): Remove.
20086         * config/s390/s390.h (TARGET_VERSION): Remove.
20087         * config/s390/tpf.h (TARGET_VERSION): Remove.
20088         * config/score/score.h (TARGET_VERSION): Remove.
20089         * config/sh/linux.h (TARGET_VERSION): Remove.
20090         * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN,
20091         TARGET_VERSION_CPU, TARGET_VERSION): Remove.
20092         * config/sh/sh.h (TARGET_VERSION): Remove.
20093         * config/sh/sh64.h (TARGET_VERSION): Remove.
20094         * config/sh/superh.h (TARGET_VERSION): Remove.
20095         * config/sh/vxworks.h (TARGET_VERSION): Remove.
20096         * config/sparc/freebsd.h (TARGET_VERSION): Remove.
20097         * config/sparc/linux.h (TARGET_VERSION): Remove.
20098         * config/sparc/linux64.h (TARGET_VERSION): Remove.
20099         * config/sparc/netbsd-elf.h (TARGET_VERSION, TARGET_NAME64,
20100         TARGET_NAME32, TARGET_NAME): Remove.
20101         * config/sparc/openbsd64.h (TARGET_VERSION): Remove.
20102         * config/sparc/sp-elf.h (TARGET_VERSION): Remove.
20103         * config/sparc/sp64-elf.h (TARGET_VERSION): Remove.
20104         * config/sparc/sysv4.h (TARGET_VERSION): Remove.
20105         * config/sparc/vxworks.h (TARGET_VERSION): Remove.
20106         * config/spu/spu.h (TARGET_VERSION): Remove.
20107         * config/stormy16/stormy16.h (TARGET_VERSION): Remove.
20108         * config/v850/v850.h (TARGET_VERSION): Remove.
20109         * config/vax/linux.h (TARGET_VERSION): Remove.
20110         * config/vax/vax.h (TARGET_NAME, TARGET_VERSION): Remove.
20111         * config/xtensa/elf.h (TARGET_VERSION): Remove.
20112         * config/xtensa/linux.h (TARGET_VERSION): Remove.
20113
20114 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
20115
20116         PR target/48142
20117         * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
20118         frame-related from frame-unrelated adjustments to the stack pointer.
20119
20120 2011-03-31  Jakub Jelinek  <jakub@redhat.com>
20121
20122         * common.opt (fdebug-types-section): Move earlier.
20123         * doc/invoke.texi: Fix up -fno-debug-types-section documentation.
20124
20125 2011-03-31  Andreas Tobler  <andreast@fgznet.ch>
20126
20127         * config/rs6000/rs6000.c (rs6000_handle_option): Remove unused isel
20128         var.
20129
20130 2011-03-30  Nathan Froyd  <froydnj@codesourcery.com>
20131
20132         * tree.h (CASE_CHAIN): Define.
20133         * tree-cfg.c (edge_to_cases_cleanup, get_cases_for_edge): Use it.
20134         (gimple_redirect_edge_and_branch): Likewise.
20135
20136 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
20137
20138         PR middle-end/48367
20139         * ira-costs.c (find_costs_and_classes): Fix a typo in i_mem_cost
20140         calculation.
20141
20142 2011-03-30  Jeff Law  <law@redhat.com>
20143
20144         * PR bootstrap/48371
20145         * reload1.c (reload): Fix botch in last change.
20146
20147         * reload.h (struct reload): Fix typo introduced in last change.
20148
20149 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
20150
20151         * config/arm/arm.opt (mhard-float, msoft-float): Mark
20152         Undocumented.  Remove help text.
20153         * doc/invoke.texi (ARM Options): Don't document -msoft-float and
20154         -mhard-float.
20155
20156 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
20157
20158         * doc/options.texi (NegativeAlias): Document.
20159         (Alias): Mention NegativeAlias.
20160         * opt-functions.awk: Handle NegativeAlias.
20161         * optc-gen.awk: Disallow NegativeAlias with multiple Alias arguments.
20162         * opts-common.c (decode_cmdline_option): Handle CL_NEGATIVE_ALIAS.
20163         * opts.h (CL_NEGATIVE_ALIAS): Define.
20164         * config/rs6000/rs6000.c (rs6000_parse_yes_no_option): Remove.
20165         (rs6000_handle_option): Don't handle OPT_mvrsave_, OPT_misel_ and
20166         OPT_mspe_.
20167         * config/rs6000/rs6000.opt (mvrsave=, misel=, mspe=): Replace with
20168         Alias entries.
20169         * config/rs6000/t-spe (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
20170         mno-spe and mno-isel instead of mspe=no and -misel=no.
20171
20172 2011-03-29  Mark Wielaard  <mjw@redhat.com>
20173
20174         * common.opt (fdebug-types-section): New flag.
20175         * doc/invoke.texi: Document new -fno-debug-types-section flag.
20176         * dwarf2out.c (use_debug_types): New define.
20177         (struct die_struct): Mark die_id with GTY desc use_debug_types.
20178         (print_die): Guard output of type unit signatures using
20179         use_debug_types.
20180         (build_abbrev_table): Replace assert of dwarf_version >= 4
20181         with assert on use_debug_types.
20182         (size_of_die): Likewise.
20183         (unmark_dies): Likewise.
20184         (value_format): Decide AT_ref_external form on use_debug_types.
20185         (output_die): Replace dwarf_version version check guard with
20186         use_debug_types where appropriate.
20187         (modified_type_die): Likewise.
20188         (gen_reference_type_die): Likewise.
20189         (dwarf2out_start_source_file): Likewise.
20190         (dwarf2out_end_source_file): Likewise.
20191         (prune_unused_types_walk_attribs): Likewise.
20192         (dwarf2out_finish): Likewise.
20193
20194 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
20195
20196         * ira-color.c (ira_assign_hard_reg): Use only one variable 'mode'.
20197
20198 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
20199
20200         PR rtl-optimization/48332
20201         * optabs.c (expand_binop_directly): Set xmodeN to the target-mandated
20202         mode of input operand N and modeN to its actual mode.
20203
20204 2011-03-30  Jeff Law  <law@redhat.com>
20205
20206         * reload.h (reg_equiv_constant): Move into new structure reg_equivs,
20207         define accessor macro.
20208         (reg_equiv_invariant, reg_equiv_memory_loc): Likewise.
20209         (reg_equiv_address, reg_equiv_mem, reg_equiv_alt_mem_list): Likewise.
20210         (reg_equiv_init): Likewise.
20211         (reg_equivs_size): New variable.
20212         (reg_equiv_init_size): Remove.
20213         (allocate_initial_values): Move prototype to here from....
20214         * integrate.h (allocate_initial_values): Remove prototype.
20215         * integrate.c: Include reload.h.
20216         (allocate_initial_values): Corresponding changes.
20217         * ira.c (find_reg_equiv_invariant_cost): Corresponding changes.
20218         (fix_reg_equiv_init, no_equiv): Corresponding changes.
20219         (update_equiv_regs): Corresponding changes.
20220         (ira): Corresponding changes.
20221         * reload.c (push_reg_equiv_alt_mem): Corresponding changes.
20222         (push_secondary_reload): Corresponding changes.
20223         (push_reload, find_reloads, find_reloads_toplev): Corresponding changes.
20224         (make_memloc, find_reloads_address): Corresponding changes.
20225         (subst_reg_equivs, subst_indexed_address): Corresponding changes.
20226         (find_reloads_address_1): Corresponding changes.
20227         (find_reloads_subreg_address, subst_reloads): Corresponding changes.
20228         (refers_to_regno_for_reload_p): Corresponding changes.
20229         (reg_overlap_mentioned_for_reload_p): Corresponding changes.
20230         (refers_to_mem_for_reload_p, find_equiv_reg): Corresponding changes.
20231         * reload1.c: Include ggc.h.
20232         (grow_reg_equivs): New function.
20233         (replace_pseudos_in, reload): Corresponding changes.
20234         (calculate_needs_all_insns, alter_regs): Corresponding changes.
20235         (eliminate_regs_1, elimination_effects): Corresponding changes.
20236         (emit_input_reload_insns, emit_output_reload_insns): Likewise.
20237         (delete_output_reload): Likewise.
20238         * caller-save.c (mark_referenced_regs): Corresponding changes.
20239         * alpha/alpha.c (resolve_reload_operand): Corresponding changes.
20240         * frv/predicates.md (frv_load_operand): Corresponding changes.
20241         * microblaze/microblaze.c (double_memory_operand): Corresponding
20242         changes.
20243         * avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Corresponding changes.
20244         * xtensa/xtensa.c (fixup_subreg_mem): Corresponding changes.
20245         * mn10300/mn10300.c (mn10300_secondary_reload): Corresponding changes.
20246         * m68k/m68k.c (emit_move_sequence): Corresponding changes.
20247         * arm/arm.c (arm_reload_in_hi, arm_reload_out_hi): Corresponding
20248         changes.
20249         * pa/pa.c (emit_move_sequence): Corresponding changes.
20250         * vax/vax.c (nonindexed_address_p): Corresponding changes.
20251
20252 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
20253
20254         PR target/47551
20255         * config/arm/arm.c (coproc_secondary_reload_class): Handle
20256         structure modes.  Don't check neon_vector_mem_operand for
20257         vector or structure modes.
20258
20259 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
20260             Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
20261
20262         PR target/43590
20263         * config/arm/neon.md (neon_vld3qa<mode>, neon_vld4qa<mode>): Remove
20264         operand 1 and reshuffle the operands to match.
20265         (neon_vld3<mode>, neon_vld4<mode>): Update accordingly.
20266
20267 2011-03-30  Christian Schüler  <cschueler@gmx.de>
20268
20269         PR driver/48208
20270         * config/c.opt (F): Added 'Driver' to -F option.
20271
20272         PR driver/48260
20273         * config/darwin-driver.c (darwin_driver_init): Add '-arch' to
20274           handler function.
20275         * config/darwin.opt: Added '-arch' option.
20276
20277 2011-03-30  Nick Clifton  <nickc@redhat.com>
20278
20279         * config/rx/rx.md: Add peepholes and patterns to combine
20280         extending loads and simple arithmetic instructions.
20281         * config/rx/rx.h (ADJUST_INSN_LENGTH): Define.
20282         * config/rx/rx-protos.h (rx_adjust_insn_length): Prototype.
20283         * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI
20284         modes to use pre-decrement and post-increment addressing.
20285         (rx_is_restricted_memory_address): Add range checking of REG+INT
20286         addresses.
20287         (rx_print_operand): Add support for %Q.  Fix handling of %Q.
20288         (rx_memory_move_cost): Adjust cost of stores.
20289         (rx_adjust_insn_length): New function.
20290
20291 2011-03-30  Jakub Jelinek  <jakub@redhat.com>
20292
20293         PR c/48305
20294         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
20295         arg10/arg11 in (X ^ Y) == (Z ^ W) are always fold converted to
20296         matching arg00/arg01 types.
20297
20298 2011-03-30  Eric Botcazou  <ebotcazou@adacore.com>
20299
20300         * cfglayout.c (insn_locators_alloc): Initialize curr_location and
20301         last_location to UNKNOWN_LOCATION.
20302
20303 2011-03-30  H.J. Lu  <hongjiu.lu@intel.com>
20304
20305         PR target/48349
20306         * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
20307         FLOAT_SSE_REGS.
20308
20309 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
20310             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
20311
20312         PR bootstrap/48337
20313         * config/sparc/sparc.opt (sparc_cpu_and_features): Add
20314         Init(PROCESSOR_V7).
20315         (sparc_cpu): Likewise.
20316         * config/sparc/sparc.c (sparc_option_override): Replace 0 by
20317         PROCESSOR_V7.
20318
20319 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
20320
20321         PR target/48336
20322         PR middle-end/48342
20323         PR rtl-optimization/48345
20324         * ira-color.c (setup_conflict_profitable_regs): Exclude prohibited
20325         hard regs for given mode from profitable regs when doing secondary
20326         allocation.
20327
20328 2011-03-29  Jeff Law  <law@redhat.com>
20329
20330         PR bootstrap/48327
20331         * tree-ssa-threadupdate.c (struct redirection_data): Remove
20332         do_not_duplicate field.
20333         (lookup_redirection_data): Corresponding changes.
20334         (create_duplicates): Always create a template block.
20335         (redirect_edges): Remove code which reused the original block
20336         when it was going to become unreachable code.
20337         (thread_block): Don't set do_not_duplicate field.
20338
20339 2011-03-29  Joseph Myers  <joseph@codesourcery.com>
20340
20341         * lto-opts.c (register_user_option_p, lto_register_user_option):
20342         Make type argument unsigned.
20343         * lto-streamer.h (lto_register_user_option): Make type argument
20344         unsigned.
20345         * opth-gen.awk: Make CL_* macros unsigned.
20346         * opts-common.c (find_opt): Make lang_mask argument unsigned.
20347         * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
20348         CL_TARGET, CL_COMMON, CL_SEPARATE_NARGS_MASK, CL_SEPARATE_ALIAS,
20349         CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE, CL_DISABLED,
20350         CL_REPORT, CL_JOINED, CL_SEPARATE, CL_REJECT_NEGATIVE,
20351         CL_MISSING_OK, CL_UINTEGER, CL_UNDOCUMENTED): Make unsigned.
20352         (find_opt): Make lang_mask argument unsigned.
20353
20354 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
20355
20356         PR rtl-optimization/48331
20357         PR rtl-optimization/48334
20358         * ira-color.c (color_allocnos): Call setup_profitable_hard_regs
20359         for any used algorithm.
20360
20361 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
20362
20363         * ira-conflicts.c (build_object_conflicts): Add unused attribute
20364         to parent_max.
20365
20366 2011-03-29  Uros Bizjak  <ubizjak@gmail.com>
20367
20368         * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
20369         (alpha_option_override): Don't set alpha_sr_alias_set.
20370         (emit_frame_store_1): Use gen_frame_mem rather than calling
20371         set_mem_alias_set.
20372         (alpha_expand_epilogue): Ditto.
20373
20374 2011-03-29  Ira Rosen  <ira.rosen@linaro.org>
20375
20376         PR tree-optimization/48290
20377         * tree-vect-loop.c (vect_analyze_loop_operations): In outer loop
20378         vectorization, check that relevant phis in the basic block after
20379         the inner loop are really inner loop's exit phis.
20380
20381 2011-03-29  Richard Sandiford  <richard.sandiford@linaro.org>
20382
20383         PR debug/48190
20384         * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
20385         (cached_dw_loc_list_def): New structure.
20386         (cached_dw_loc_list): New typedef.
20387         (cached_dw_loc_list_table): New variable.
20388         (cached_dw_loc_list_table_hash): New function.
20389         (cached_dw_loc_list_table_eq): Likewise.
20390         (add_location_or_const_value_attribute): Take a bool cache_p.
20391         Cache the list when the parameter is true.
20392         (gen_formal_parameter_die): Update caller.
20393         (gen_variable_die): Likewise.
20394         (dwarf2out_finish): Likewise.
20395         (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
20396         while generating debug info for the decl.
20397         (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
20398         (dwarf2out_init): Initialize cached_dw_loc_list_table.
20399         (resolve_addr): Cache the result of resolving a chain of
20400         location lists.
20401
20402 2011-03-28  Vladimir Makarov  <vmakarov@redhat.com>
20403
20404         * ira-color.c (update_left_conflict_sizes_p): Don't assume that
20405         conflict object hard regset nodes have intersecting hard reg sets.
20406
20407         * regmove.c (regmove_optimize): Move ira_set_pseudo_classes call
20408         after regstat_init_n_sets_and_refs.
20409
20410         * ira.c: Add more comments at the top.
20411         (setup_stack_reg_pressure_class, setup_pressure_classes):
20412         Add comments how we compute the register pressure classes.
20413         (setup_allocno_and_important_classes): Add more comments.
20414         (setup_class_translate_array, reorder_important_classes)
20415         (setup_reg_class_relations): Add comments.
20416
20417         * ira-emit.c: Add 2011 to the Copyright line.  Add comments at the
20418         start of the file.
20419
20420         * ira-color.c: Add 2011 to the Copyright line.
20421         (assign_hard_reg):  Add more comments.
20422         (improve_allocation): Ditto.
20423
20424         * ira-costs.c: Add 2011 to the Copyright line.
20425         (setup_cost_classes, setup_regno_cost_classes_by_aclass): Add more
20426         comments.
20427         (setup_regno_cost_classes_by_mode): Ditto.
20428
20429         Initial patches from ira-improv branch:
20430
20431         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
20432
20433         * ira-build.c (ira_create_object): Remove initialization of
20434         OBJECT_PROFITABLE_HARD_REGS.  Initialize OBJECT_ADD_DATA.
20435         (ira_create_allocno): Remove initialization of
20436         ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P,
20437         ALLOCNO_SOMEWHERE_RENAMED_P, ALLOCNO_CHILD_RENAMED_P,
20438         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
20439         ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO,
20440         ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO.
20441         Initialize ALLOCNO_ADD_DATA.
20442         (copy_info_to_removed_store_destinations): Use ALLOCNO_EMIT_DATA
20443         and allocno_emit_reg instead of ALLOCNO_MEM_OPTIMIZED_DEST_P and
20444         ALLOCNO_REG.
20445         (ira_flattening): Ditto.  Use ALLOCNO_EMIT_DATA instead of
20446         ALLOCNO_MEM_OPTIMIZED_DEST and ALLOCNO_SOMEWHERE_RENAMED_P.
20447
20448         * ira.c (ira_reallocate): Remove.
20449         (setup_pressure_classes): Call
20450         ira_init_register_move_cost_if_necessary.  Use
20451         ira_register_move_cost instead of ira_get_register_move_cost.
20452         (setup_allocno_assignment_flags): Use ALLOCNO_EMIT_DATA.
20453         (ira): Call ira_initiate_emit_data and ira_finish_emit_data.
20454
20455         * ira-color.c: Use ALLOCNO_COLOR_DATA instead of
20456         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
20457         ALLOCNO_AVAILABLE_REGS_NUM, ALLOCNO_NEXT_BUCKET_ALLOCNO,
20458         ALLOCNO_PREV_BUCKET_ALLOCNO. ALLOCNO_TEMP. Use OBJECT_COLOR_DATA
20459         instead of OBJECT_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE,
20460         OBJECT_HARD_REGS_SUBNODES_START, OBJECT_HARD_REGS_SUBNODES_NUM.
20461         Fix formatting.
20462         (object_hard_regs_t, object_hard_regs_node_t): Move from ira-int.h.
20463         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
20464         (struct allocno_color_data): New.
20465         (allocno_color_data_t): New typedef.
20466         (allocno_color_data): New definition.
20467         (ALLOCNO_COLOR_DATA): New macro.
20468         (struct object_color_data): New.
20469         (object_color_data_t): New typedef.
20470         (object_color_data): New definition.
20471         (OBJECT_COLOR_DATA): New macro.
20472         (update_copy_costs, calculate_allocno_spill_cost): Call
20473         ira_init_register_move_cost_if_necessary.  Use
20474         ira_register_move_cost instead of ira_get_register_move_cost.
20475         (move_spill_restore, update_curr_costs): Ditto.
20476         (allocno_spill_priority): Make it inline.
20477         (color_pass): Allocate and free allocno_color_dat and object_color_data.
20478         (struct coalesce_data, coalesce_data_t): New.
20479         (allocno_coalesce_data): New definition.
20480         (ALLOCNO_COALESCE_DATA): New macro.
20481         (merge_allocnos, coalesced_allocno_conflict_p): Use
20482         ALLOCNO_COALESCED_DATA instead of ALLOCNO_FIRST_COALESCED_ALLOCNO,
20483         ALLOCNO_NEXT_COALESCED_ALLOCNO, ALLOCNO_TEMP.
20484         (coalesce_allocnos): Ditto.
20485         (setup_coalesced_allocno_costs_and_nums): Ditto.
20486         (collect_spilled_coalesced_allocnos): Ditto.
20487         (slot_coalesced_allocno_live_ranges_intersect_p): Ditto.
20488         (setup_slot_coalesced_allocno_live_ranges): Ditto.
20489         (coalesce_spill_slots): Ditto.
20490         (ira_sort_regnos_for_alter_reg): Ditto.  Allocate, initialize and
20491         free allocno_coalesce_data.
20492
20493         * ira-conflicts.c: Fix formatting.
20494         (process_regs_for_copy): Call
20495         ira_init_register_move_cost_if_necessary.  Use
20496         ira_register_move_cost instead of ira_get_register_move_cost.
20497         (build_object_conflicts): Optimize.
20498
20499         * ira-costs.c (record_reg_classes): Optimize.  Call
20500         ira_init_register_move_cost_if_necessary.  Use
20501         ira_register_move_cost, ira_may_move_in_cost, and
20502         ira_may_move_out_cost instead of ira_get_register_move_cost and
20503         ira_get_may_move_cost.
20504         (record_address_regs): Ditto.
20505         (scan_one_insn): Optimize.
20506         (find_costs_and_classes): Optimize.
20507         (process_bb_node_for_hard_reg_moves): Call
20508         ira_init_register_move_cost_if_necessary.  Use
20509         ira_register_move_cost instead of ira_get_register_move_cost.
20510
20511         * ira-emit.c: Use allocno_emit_reg, ALLOCNO_EMIT_DATA instead of
20512         ALLOCNO_REG, ALLOCNO_CHILD_RENAMED_P, ALLOCNO_MEM_OPTIMIZED_DEST,
20513         ALLOCNO_MEM_OPTIMIZED_DEST_P, and ALLOCNO_SOMEWHERE_RENAMED_P.
20514         (ira_allocno_emit_data, void_p, new_allocno_emit_data_vec): New
20515         definitions.
20516         (ira_initiate_emit_data, ira_finish_emit_data)
20517         (create_new_allocno): New functions.
20518         (modify_move_list): Call create_new_alloc instead of ira_create_allocno.
20519         (emit_move_list): Call ira_init_register_move_cost_if_necessary.
20520         Use ira_register_move_cost instead of ira_get_register_move_cost.
20521
20522         * ira-int.h: Fix some comments.
20523         (object_hard_regs_t, object_hard_regs_node_t): Move to ira-color.c.
20524         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
20525         (struct ira_object): Remove profitable_hard_regs, hard_regs_node,
20526         hard_regs_subnodes_start, hard_regs_subnodes_num.  Add new member
20527         add_data.
20528         (struct ira_allocno): Make mode and aclass a bitfield.  Move other
20529         bitfield after mode.  Make hard_regno a short int.  Make
20530         hard_regno short.  Remove first_coalesced_allocno and
20531         next_coalesced_allocno.  Move mem_optimized_dest_p,
20532         somewhere_renamed_p, child_renamed_p, reg, and mem_optimized_dest
20533         into struct ira_emit_data.  Remove in_graph_p, may_be_spilled_p,
20534         available_regs_num, next_bucket_allocno, prev_bucket_allocno,
20535         temp, colorable_p.  Add new member add_data.
20536         (ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P): Remove.
20537         (ALLOCNO_COLORABLE_P, ALLOCNO_AVAILABLE_REGS_NUM): Remove.
20538         (ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO): Remove.
20539         (ALLOCNO_TEMP, ALLOCNO_FIRST_COALESCED_ALLOCNO): Remove.
20540         (ALLOCNO_NEXT_COALESCED_ALLOCNO): Remove.
20541         (ALLOCNO_ADD_DATA): New macro.
20542         (ira_emit_data_t): New typedef.
20543         (struct ira_emit_data): New.  Move mem_optimized_dest_p,
20544         somewhere_renamed_p, child_renamed_p, reg, mem_optimized_dest
20545         from struct ira_allocno.
20546         (ALLOCNO_EMIT_DATA): New macro.
20547         (ira_allocno_emit_data, allocno_emit_reg): New.
20548         (ALLOCNO_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE): Remove.
20549         (OBJECT_HARD_REGS_SUBNODES_STAR, OBJECT_HARD_REGS_SUBNODES_NUM): Remove.
20550         (OBJECT_ADD_DATA): New macro.
20551         (ira_reallocate): Remove.
20552         (ira_initiate_emit_data, ira_finish_emit_data): New.
20553         (ira_get_register_move_cost, ira_get_may_move_cost): Remove.
20554         (ira_init_register_move_cost_if_necessary): New.
20555         (ira_object_conflict_iter_next): Merge into
20556         ira_object_conflict_iter_cond.
20557         (FOR_EACH_OBJECT_CONFLICT): Don't use ira_object_conflict_iter_next.
20558
20559         * ira-live.c (process_single_reg_class_operands): Call
20560         ira_init_register_move_cost_if_necessary.  Use
20561         ira_register_move_cost instead of ira_get_register_move_cost.
20562
20563         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
20564
20565         * ira-int.h (struct target_ira_int): Remove x_cost_classes.
20566
20567         * ira-costs.c: Fix formatting.
20568         (cost_classes, cost_classes_num): Remove.
20569         (struct cost_classes, cost_classes_t, const_cost_classes_t): New.
20570         (regno_cost_classes, cost_classes_hash, cost_classes_eq): New.
20571         (cost_classes_del, cost_classes_htab): New.
20572         (cost_classes_aclass_cache, cost_classes_mode_cache): New.
20573         (initiate_regno_cost_classes, setup_cost_classes): New.
20574         (setup_regno_cost_classes_by_aclass): New.
20575         (setup_regno_cost_classes_by_mode, finish_regno_cost_classes): New.
20576         (record_reg_classes): Use regno_cost_classes instead of
20577         cost_classes.  Move checking opposite operand up.
20578         (record_address_regs): Use regno_cost_classes
20579         instead of cost_classes.
20580         (scan_one_insn): Ditto.  Use always general register.
20581         (print_allocno_costs): Use regno_cost_classes instead of
20582         cost_classes.
20583         (print_pseudo_costs): Ditto.  Use Reg_N_REFS.
20584         (find_costs_and_classes): Set up cost classes for each registers.
20585         Use also their mode for this.  Use regno_cost_classes instead of
20586         cost_classes.
20587         (setup_allocno_class_and_costs): Use regno_cost_classes instead of
20588         cost_classes.
20589         (free_ira_costs, ira_init_costs): Don't use cost_classes.
20590         (ira_costs, ira_set_pseudo_classes): Call
20591         initiate_regno_cost_classes and finish_regno_cost_classes.
20592
20593         2010-10-04  Vladimir Makarov  <vmakarov@redhat.com>
20594
20595         * target-def.h (TARGET_IRA_COVER_CLASSES): Remove.
20596
20597         * target.def (ira_cover_classes): Remove.
20598
20599         * doc/tm.texi: Remove TARGET_IRA_COVER_CLASSES and IRA_COVER_CLASSES.
20600
20601         * doc/tm.texi.in: Ditto.
20602
20603         * ira-conflicts.c: Remove mentioning cover classes from the file.
20604         Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Use
20605         ALLOCNO_COVER_CLASS_COST instead of ALLOCNO_CLASS_COST.  Fix formatting.
20606
20607         * targhooks.c (default_ira_cover_classes): Remove.
20608
20609         * targhooks.h (default_ira_cover_classes): Ditto.
20610
20611         * haifa-sched.c: Remove mentioning cover classes from the file.
20612         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
20613         ira_pressure_classes and ira_pressure_classes_num instead of
20614         ira_reg_class_cover_size and ira_reg_class_cover.  Use
20615         sched_regno_pressure_class instead of sched_regno_cover_class.
20616         (mark_regno_birth_or_death, setup_insn_reg_pressure_info): Use
20617         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
20618
20619         * ira-int.h: Add 2010 to Copyright.  Remove mentioning cover
20620         classes from the file.
20621         (object_hard_regs_t, object_hard_regs_node_t): New typedefs.
20622         (struct object_hard_regs, struct object_hard_regs_node): New.
20623         (struct ira_object): New members profitable_hard_regs,
20624         hard_regs_node, hard_regs_subnodes_start, hard_regs_subnodes_num.
20625         (struct ira_allocno): Rename cover_class to aclass.  Rename
20626         cover_class_cost and updated_cover_class_cost to class_cost and
20627         updated_class_cost.  Remove splay_removed_p and
20628         left_conflict_size.  Add new members colorable_p.
20629         (ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICTS_SIZE): Remove.
20630         (ALLOCNO_COLORABLE_P): New macro.
20631         (ALLOCNO_COVER_CLASS): Rename to ALLOCNO_CLASS.
20632         (ALLOCNO_COVER_CLASS_COST, ALLOCNO_UPDATED_COVER_CLASS_COST):
20633         Rename to ALLOCNO_CLASS_COST and ALLOCNO_UPDATED__CLASS_COST.
20634         (OBJECT_...): Rename parameter C to O.
20635         (OBJECT_PROFITABLE_HARD_REGS): New macro.
20636         (OBJECT_HARD_REGS_NODE, OBJECT_HARD_REGS_SUBNODES_START)
20637         (OBJECT_HARD_REGS_SUBNODES_NUM): New macros.
20638         (struct target_ira_int): New members x_ira_max_memory_move_cost,
20639         x_ira_max_register_move_cost, x_ira_max_may_move_in_cost,
20640         x_ira_max_may_move_out_cost, x_ira_reg_allocno_class_p,
20641         x_ira_reg_pressure_class_p, x_ira_important_class_nums,
20642         x_ira_reg_class_superunion.  Rename x_prohibited_class_mode_reg to
20643         x_ira_prohibited_class_mode_reg.  Rename x_ira_reg_class_union to
20644         x_ira_reg_class_subunion.
20645         (ira_max_memory_move_cost, ira_max_register_move_cost)
20646         (ira_max_may_move_in_cost, ira_max_may_move_out_cost)
20647         (ira_reg_allocno_class_p, ira_reg_pressure_class_p)
20648         (ira_important_class_nums, ira_reg_class_superunion): New macros.
20649         (prohibited_class_mode_regs): Rename to ira_prohibited_class_mode_regs.
20650         (ira_reg_class_union): Rename to ira_reg_class_subunion.
20651         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
20652         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
20653         (ira_tune_allocno_costs_and_cover_classes): Rename to
20654         ira_tune_allocno_costs.
20655         (ira_debug_hard_regs_forest): New.
20656         (ira_object_conflict_iter_init, ira_object_conflict_iter_cond)
20657         (ira_object_conflict_iter_next): Fix comments.
20658         (ira_hard_reg_set_intersection_p, hard_reg_set_size): New functions.
20659         (ira_allocate_and_set_costs, ira_allocate_and_copy_costs): Rename
20660         cover_class to aclass.
20661         (ira_allocate_and_accumulate_costs): Ditto.
20662         (ira_allocate_and_set_or_copy_costs): Ditto.
20663
20664         * opts.c (decode_options): Remove ira_cover_class check.
20665
20666         * ira-color.c: Remove mentioning cover classes from the file.  Use
20667         ALLOCNO_CLASS, ALLOCNO_CLASS_COST, and ALLOCNO_UPDATED_CLASS_COST
20668         instead of ALLOCNO_COVER_CLASS, ALLOCNO_COVER_CLASS_COST, and
20669         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
20670         (splay-tree.h): Remove include.
20671         (allocno_coalesced_p, processed_coalesced_allocno_bitmap): Move
20672         before copy_freq_compare_func.
20673         (allocnos_for_spilling, removed_splay_allocno_vec): Remove.
20674         (object_hard_regs_vec, object_hard_regs_htab, node_check_tick):
20675         New definitions.
20676         (hard_regs_roots, hard_regs_node_vec): Ditto.
20677         (object_hard_regs_hash, object_hard_regs_eq, find_hard_regs): Ditto.
20678         (insert_hard_regs, init_object_hard_regs, add_object_hard_regs): Ditto.
20679         (finish_object_hard_regs, object_hard_regs_compare): Ditto.
20680         (create_new_object_hard_regs_node): Ditto.
20681         (add_new_object_hard_regs_node_to_forest): Ditto.
20682         (add_object_hard_regs_to_forest, collect_object_hard_regs_cover): Ditto.
20683         (setup_object_hard_regs_nodes_parent, first_common_ancestor_node):
20684         Ditto.
20685         (print_hard_reg_set, print_hard_regs_subforest): Ditto.
20686         (print_hard_regs_forest, ira_debug_hard_regs_forest): Ditto.
20687         (remove_unused_object_hard_regs_nodes): Ditto.
20688         (enumerate_object_hard_regs_nodes): Ditto.
20689         (object_hard_regs_nodes_num, object_hard_regs_nodes): Ditto.
20690         (object_hard_regs_subnode_t): Ditto.
20691         (struct object_hard_regs_subnode): Ditto.
20692         (object_hard_regs_subnodes, object_hard_regs_subnode_index): Ditto.
20693         (setup_object_hard_regs_subnode_index): Ditto.
20694         (get_object_hard_regs_subnodes_num): Ditto.
20695         (form_object_hard_regs_nodes_forest): Ditto.
20696         (finish_object_hard_regs_nodes_tree): Ditto.
20697         (finish_object_hard_regs_nodes_forest): Ditto.
20698         (allocnos_have_intersected_live_ranges_p): Rename to
20699         allocnos_conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
20700         (pseudos_have_intersected_live_ranges_p): Rename to
20701         conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
20702         (setup_left_conflict_sizes_p, update_left_conflict_sizes_p): Ditto.
20703         (empty_profitable_hard_regs, setup_profitable_hard_regs): Ditto.
20704         (update_copy_costs): Remove assert.  Skip cost update if the hard
20705         reg does not belong the class.
20706         (assign_hard_reg): Process only profitable hard regs.
20707         (uncolorable_allocnos_num): Make it scalar.
20708         (allocno_spill_priority): Use ALLOCNO_EXCESS_PRESSURE_POINTS_NUM
20709         and ira_reg_class_max_nregs instead of ALLOCNO_LEFT_CONFLICTS_SIZE
20710         and ira_reg_class_max_nregs.
20711         (bucket_allocno_compare_func): Check frequency first.
20712         (sort_bucket): Add compare function as a parameter.
20713         (add_allocno_to_ordered_bucket): Assume no coalesced allocnos.
20714         (uncolorable_allocnos_splay_tree, USE_SPLAY_P): Remove.
20715         (push_allocno_to_stack): Rewrite for checking new allocno
20716         colorability.
20717         (remove_allocno_from_bucket_and_push): Print cost too.  Remove assert.
20718         (push_only_colorable): Pass new parameter to sort_bucket.
20719         (push_allocno_to_spill): Remove.
20720         (allocno_spill_priority_compare): Make it inline and rewrite.
20721         (splay_tree_allocate, splay_tree_free): Remove.
20722         (allocno_spill_sort_compare): New function.
20723         (push_allocnos_to_stack): Sort allocnos for spilling once.  Don't
20724         build and use splay tree.  Choose first allocno in uncolorable
20725         allocno bucket to spill.  Remove setting spill cost.
20726         (all_conflicting_hard_regs): Remove.
20727         (setup_allocno_available_regs_num): Check only profitable hard
20728         regs.  Print info about hard regs nodes.
20729         (setup_allocno_left_conflicts_size): Remove.
20730         (put_allocno_into_bucket): Don't call
20731         setup_allocno_left_conflicts_size.  Use setup_left_conflict_sizes_p.
20732         (improve_allocation): New.
20733         (color_allocnos): Call setup_profitable_hard_regs,
20734         form_object_hard_regs_nodes_forest, improve_allocation,
20735         finish_object_hard_regs_nodes_forest.  Setup spill cost.
20736         (print_loop_title): Use pressure classes.
20737         (color_allocnso): Ditto.
20738         (do_coloring): Remove allocation and freeing splay_tree_node_pool
20739         and allocnos_for_spilling.
20740         (ira_sort_regnos_for_alter_reg): Don't setup members
20741         {first,next}_coalesced_allocno.
20742         (color): Remove allocating and freeing removed_splay_allocno_vec.
20743         (fast_allocation): Use ira_prohibited_class_mode_regs instead of
20744         prohibited_class_mode_regs.
20745
20746         * ira-lives.c: Remove mentioning cover classes from the file.  Fix
20747         formatting.
20748         (update_allocno_pressure_excess_length): Use pressure classes.
20749         (inc_register_pressure, dec_register_pressure): Check for pressure
20750         class.
20751         (mark_pseudo_regno_live, mark_pseudo_regno_subword_live): Use
20752         pressure class.  Use ira_reg_class_nregs instead of
20753         ira_reg_class_max_nregs.
20754         (mark_pseudo_regno_dead, mark_pseudo_regno_subword_dead): Ditto.
20755         (mark_hard_reg_live, mark_hard_reg_dead): Use pressure class.
20756         (single_reg_class): Use ira_reg_class_nregs instead of
20757         ira_reg_class_max_nregs.
20758         (process_bb_node_lives): Use pressure classes.
20759
20760         * ira-emit.c: Remove mentioning cover classes from the file.  Use
20761         ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Fix formatting.
20762         (change_loop): Use pressure classes.
20763         (modify_move_list): Call ira_set_allocno_class instead of
20764         ira_set_allocno_cover_class.
20765
20766         * ira-build.c: Remove mentioning cover classes from the file.  Use
20767         ALLOCNO_CLASS and ALLOCNO_CLASS_COST instead of
20768         ALLOCNO_COVER_CLASS and ALLOCNO_COVER_CLASS_COST.  Use
20769         ALLOCNO_UPDATED_CLASS_COST instead of
20770         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
20771         (ira_create_object): Initiate OBJECT_PROFITABLE_HARD_REGS.
20772         (ira_create_allocno): Remove initialization of
20773         ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICT_SIZE.  Initialize
20774         ALLOCNO_COLORABLE_P.
20775         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
20776         Update conflict regs for the objects.
20777         (create_cap_allocno): Remove assert.  Don't propagate
20778         ALLOCNO_AVAILABLE_REGS_NUM.
20779         (ira_free_allocno_costs): New function.
20780         (finish_allocno): Change a part of code into call of
20781         ira_free_allocno_costs.
20782         (low_pressure_loop_node_p): Use pressure classes.
20783         (object_range_compare_func): Don't compare classes.
20784         (setup_min_max_conflict_allocno_ids): Ditto.
20785
20786         * loop-invariant.c: Remove mentioning cover classes from the file.
20787         Use ira_pressure_classes and ira_pressure_classes_num instead of
20788         ira_reg_class_cover_size and ira_reg_class_cover.  Fix formatting.
20789         (get_cover_class_and_nregs): Rename to get_cover_pressure_and_nregs.
20790         Use ira_reg_class_max_nregs instead of ira_reg_class_nregs.
20791         Use reg_allocno_class instead of reg_cover_class.
20792         (get_inv_cost): Use instead ira_stack_reg_pressure_class of
20793         STACK_REG_COVER_CLASS.
20794         (get_regno_cover_class): Rename to get_regno_pressure_class.
20795         (move_loop_invariants): Initialize and finalize regstat.
20796
20797         * ira.c: Remove mentioning cover classes from the file.  Add
20798         comments about coloring without cover classes.  Use ALLOCNO_CLASS
20799         instead of ALLOCNO_COVER_CLASS.  Fix formatting.
20800         (alloc_reg_class_subclasses, setup_reg_subclasses): Move it before
20801         setup_class_subset_and_memory_move_costs.
20802         (setup_stack_reg_pressure_class, setup_pressure_classes): New.
20803         (setup_cover_and_important_classes): Rename to
20804         setup_allocno_and_important_classes.
20805         (setup_class_translate_array): New.
20806         (setup_class_translate): Call it for allocno and pressure classes.
20807         (cover_class_order): Rename to allocno_class_order.
20808         (comp_reg_classes_func): Use ira_allocno_class_translate instead
20809         of ira_class_translate.
20810         (reorder_important_classes): Set up ira_important_class_nums.
20811         (setup_reg_class_relations): Set up ira_reg_class_superunion.
20812         (print_class_cover): Rename to print_classes.  Add parameter.
20813         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
20814         Print pressure classes too.
20815         (find_reg_class_closure): Rename to find_reg_classes.  Don't call
20816         setup_reg_subclasses.
20817         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
20818         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
20819         (setup_prohibited_class_mode_regs): Use
20820         ira_prohibited_class_mode_regs instead of prohibited_class_mode_regs.
20821         (clarify_prohibited_class_mode_regs): New function.
20822         (ira_init_register_move_cost): Set up ira_max_register_move_cost,
20823         ira_max_may_move_in_cost, and ira_max_may_move_out_cost.
20824         (ira_init_once): Initialize them.
20825         (free_register_move_costs): Process them.
20826         (ira_init): Move calls of find_reg_classes and
20827         setup_hard_regno_aclass after setup_prohibited_class_mode_regs.
20828         Call clarify_prohibited_class_mode_regs.
20829         (ira_no_alloc_reg): Remove.
20830         (too_high_register_pressure_p): Use pressure classes.
20831
20832         * sched-deps.c: Remove mentioning cover classes from the file.
20833         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
20834         ira_pressure_classes and ira_pressure_classes_num instead of
20835         ira_reg_class_cover_size and ira_reg_class_cover.
20836         (mark_insn_hard_regno_birth, mark_hard_regno_death): Use
20837         sched_regno_pressure_class instead of sched_regno_cover_class.
20838         (mark_insn_pseudo_birth, mark_pseudo_death): Ditto.  Use
20839         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
20840
20841         * ira.h: Add 2010 to Copyright.
20842         (ira_no_alloc_reg): Remove external.
20843         (struct target_ira): Rename x_ira_hard_regno_cover_class,
20844         x_ira_reg_class_cover_size, x_ira_reg_class_cover, and
20845         x_ira_class_translate to x_ira_hard_regno_allocno_class,
20846         x_ira_allocno_classes_num, x_ira_allocno_classes, and
20847         x_ira_allocno_class_translate.  Add x_ira_pressure_classes_num,
20848         x_ira_pressure_classes, x_ira_pressure_class_translate, and
20849         x_ira_stack_reg_pressure_class.  Rename x_ira_reg_class_nregs to
20850         x_ira_reg_class_max_nregs.  Add x_ira_reg_class_min_nregs and
20851         x_ira_no_alloc_regs.
20852         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
20853         (ira_reg_class_cover_size, ira_reg_class_cover): Rename to
20854         ira_allocno_classes_num and ira_allocno_classes.
20855         (ira_class_translate): Rename to ira_allocno_class_translate.
20856         (ira_pressure_classes_num, ira_pressure_classes): New definitions.
20857         (ira_pressure_class_translate, ira_stack_reg_pressure_class): Ditto.
20858         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
20859         (ira_reg_class_min_nregs, ira_stack_reg_pressure_class): New
20860         (ira_no_alloc_regs): New.
20861
20862         * ira-costs.c: Add 2010 to Copyright.  Remove mentioning cover
20863         classes from the file.  Use ALLOCNO_CLASS instead of
20864         ALLOCNO_COVER_CLASS.  Use ALLOCNO_CLASS_COST instead of
20865         ALLOCNO_COVER_CLASS_COST.
20866         (regno_cover_class): Rename to regno_aclass.
20867         (record_reg_classes): Use ira_reg_class_subunion instead of
20868         ira_reg_class_union.
20869         (record_address_regs): Check overflow.
20870         (scan_one_insn): Ditto.
20871         (print_allocno_costs): Print total mem cost fore regional allocation.
20872         (print_pseudo_costs): Use REG_N_REFS.
20873         (find_costs_and_classes): Use classes intersected with them on the
20874         1st pass. Check overflow.  Use ira_reg_class_subunion instead of
20875         ira_reg_class_union.  Use ira_allocno_class_translate and
20876         regno_aclass instead of ira_class_translate and regno_cover_class.
20877         Modify code for finding regno_aclass.  Setup preferred classes for
20878         the next pass.
20879         (setup_allocno_cover_class_and_costs): Rename to
20880         setup_allocno_class_and_costs.  Use regno_aclass instead of
20881         regno_cover_class.  Use ira_set_allocno_class instead of
20882         ira_set_allocno_cover_class.
20883         (init_costs, finish_costs): Use regno_aclass instead of
20884         regno_cover_class.
20885         (ira_costs): Use setup_allocno_class_and_costs instead of
20886         setup_allocno_cover_class_and_costs.
20887         (ira_tune_allocno_costs_and_cover_classes): Rename to
20888         ira_tune_allocno_costs.  Check overflow.  Skip conflict hard regs
20889         by processing objects.  Use ira_reg_class_max_nregs instead of
20890         ira_reg_class_nregs.
20891
20892         * rtl.h (reg_cover_class): Rename to reg_allocno_class.
20893
20894         * sched-int.h: Remove mentioning cover classes from the file.
20895         (sched_regno_cover_class): Rename to sched_regno_pressure_class.
20896
20897         * reginfo.c: Add 2010 to Copyright.  Remove mentioning cover
20898         classes from the file.
20899         (struct reg_pref): Rename coverclass into allocnoclass.
20900         (reg_cover_class): Rename to reg_allocno_class.
20901
20902         * Makefile.in (ira-color.o): Remove SPLAY_TREE_H from dependencies.
20903
20904         * config/alpha/alpha.h (IRA_COVER_CLASSES): Remove.
20905
20906         * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
20907
20908         * config/avr/avr.h (IRA_COVER_CLASSES): Ditto.
20909
20910         * config/bfin/bfin.h (IRA_COVER_CLASSES): Ditto.
20911
20912         * config/cris/cris.h (IRA_COVER_CLASSES): Ditto.
20913
20914         * config/fr30/fr30.h (IRA_COVER_CLASSES): Ditto.
20915
20916         * config/frv/frv.h (IRA_COVER_CLASSES): Ditto.
20917
20918         * config/h8300/h8300.h (IRA_COVER_CLASSES): Ditto.
20919
20920         * config/i386/i386.h (STACK_REG_COVER_CLASS): Ditto.
20921
20922         * config/i386/i386.c (TARGET_IRA_COVER_CLASSES)
20923         (i386_ira_cover_classes): Ditto.
20924
20925         * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
20926
20927         * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Ditto.
20928
20929         * config/m32r/m32r.h (IRA_COVER_CLASSES): Ditto.
20930
20931         * config/m68k/m68k.h (IRA_COVER_CLASSES): Ditto.
20932
20933         * config/mcore/mcore.h (IRA_COVER_CLASSES): Ditto.
20934
20935         * config/mep/mep.h (IRA_COVER_CLASSES): Ditto.
20936
20937         * config/mips/mips.c (TARGET_IRA_COVER_CLASSES)
20938         (mips_ira_cover_classes): Ditto.
20939
20940         * config/mn10300/mn10300.h (IRA_COVER_CLASSES): Ditto.
20941
20942         * config/moxie/moxie.h (IRA_COVER_CLASSES): Ditto.
20943
20944         * config/pa/pa64-regs.h (IRA_COVER_CLASSES): Ditto.
20945
20946         * config/pa/pa32-regs.h (IRA_COVER_CLASSES): Ditto.
20947
20948         * config/picochip/picochip.h (IRA_COVER_CLASSES): Ditto.
20949
20950         * config/rs6000/rs6000.h (IRA_COVER_CLASSES_PRE_VSX)
20951         (IRA_COVER_CLASSES_VSX): Ditto.
20952
20953         * config/rs6000/rs6000.c (TARGET_IRA_COVER_CLASSES)
20954         (rs6000_ira_cover_classes): Ditto.
20955
20956         * config/rx/rx.h (IRA_COVER_CLASSES): Ditto.
20957
20958         * config/s390/s390.h (IRA_COVER_CLASSES): Ditto.
20959
20960         * config/score/score.h (IRA_COVER_CLASSES): Ditto.
20961
20962         * config/sh/sh.h (IRA_COVER_CLASSES): Ditto.
20963
20964         * config/sparc/sparc.h (IRA_COVER_CLASSES): Ditto.
20965
20966         * config/spu/spu.h (IRA_COVER_CLASSES): Ditto.
20967
20968         * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Ditto.
20969
20970         * config/v850/v850.h (IRA_COVER_CLASSES): Ditto.
20971
20972         * config/vax/vax.h (IRA_COVER_CLASSES): Ditto.
20973
20974         * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Ditto.
20975
20976 2011-03-29  Jakub Jelinek  <jakub@redhat.com>
20977
20978         PR debug/48253
20979         * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
20980         dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
20981         dw_fde_unlikely_section_end_label, cold_in_std_section,
20982         dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
20983         Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
20984         fields.
20985         (output_fde): Use dw_fde_second_{begin,end} if second is
20986         true, otherwise dw_fde_{begin,end}.
20987         (output_call_frame_info): Test dw_fde_second_begin != NULL
20988         instead of dw_fde_switched_sections.
20989         (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
20990         fields, initialize new fields.  Initialize in_std_section
20991         unconditionally from the first partition.
20992         (dwarf2out_end_epilogue): Don't override dw_fde_end when
20993         dw_fde_second_begin is non-NULL.
20994         (dwarf2out_switch_text_section): Stop initializing removed
20995         dw_fde_struct fields, initialize new fields, initialize
20996         also dw_fde_end here.  Set dw_fde_switch_cfi even when
20997         dwarf2out_do_cfi_asm ().  Call var_location_switch_text_section.
20998         (struct var_loc_list_def): Add last_before_switch field.
20999         (arange_table, arange_table_allocated, arange_table_in_use,
21000         ARANGE_TABLE_INCREMENT, add_arange): Removed.
21001         (size_of_aranges): Count !in_std_section and !second_in_std_section
21002         hunks in fdes, instead of looking at arange_table_in_use.
21003         (output_aranges): Add aranges_length argument, don't call
21004         size_of_aranges here.  Instead of using aranges_table*
21005         emit ranges for fdes when !in_std_section resp.
21006         !second_in_std_section.
21007         (dw_loc_list): Break ranges crossing section switch.
21008         (convert_cfa_to_fb_loc_list): Likewise.  If switched sections,
21009         use dw_fde_second_end instead of dw_fde_end as end of last range.
21010         (gen_subprogram_die): Don't call add_arange.  Use
21011         dw_fde_{begin,end} for first partition and if switched
21012         section dw_fde_second_{begin,end} for the second.
21013         (var_location_switch_text_section_1,
21014         var_location_switch_text_section): New functions.
21015         (dwarf2out_begin_function): Initialize cold_text_section even
21016         when function_section () isn't text_section.
21017         (prune_unused_types): Don't walk arange_table.
21018         (dwarf2out_finish): Don't needlessly test
21019         flag_reorder_blocks_and_partition when testing cold_text_section_used.
21020         If info_section_emitted, call size_of_aranges and if it indicates
21021         non-empty .debug_aranges, call output_aranges with the computed
21022         size.  Stop using removed dw_fde_struct fields, use
21023         dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
21024         for second.
21025
21026         PR debug/48203
21027         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Only
21028         create ENTRY_VALUE if incoming or address of incoming's MEM
21029         is a hard REG.
21030         * dwarf2out.c (mem_loc_descriptor): Don't emit
21031         DW_OP_GNU_entry_value of DW_OP_fbreg.
21032         * var-tracking.c (vt_add_function_parameter): Ensure cselib_lookup
21033         on ENTRY_VALUE is able to find the canonical parameter VALUE.
21034         * cselib.c (rtx_equal_for_cselib_1) <case ENTRY_VALUE>: Use
21035         rtx_equal_p instead of rtx_equal_for_cselib_1 to compare
21036         ENTRY_VALUE_EXPs.
21037         (cselib_hash_rtx) <case ENTRY_VALUE>: If ENTRY_VALUE_EXP
21038         is a REG_P or MEM_P with REG_P address, compute hash directly
21039         instead of calling cselib_hash_rtx on ENTRY_VALUE_EXP.
21040         (preserve_only_constants): Don't clear VALUES forwaring
21041         ENTRY_VALUE to some other VALUE.
21042
21043 2011-03-28  Richard Sandiford  <richard.sandiford@linaro.org>
21044
21045         * builtins.c (expand_builtin_memset_args): Use gen_int_mode
21046         instead of GEN_INT.
21047
21048 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
21049
21050         * cfgexpand.c (expand_gimple_cond): Always set the source location and
21051         block before expanding the statement.
21052         (expand_gimple_stmt_1): Likewise.  Set them here...
21053         (expand_gimple_stmt): ...and not here.  Tidy.
21054         * cfglayout.c (curr_insn_locator): Return 0 if the current location is
21055         unknown.
21056
21057 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
21058
21059         * Makefile.in: New rule for cprop.o.
21060         * gcse.c: Move constant/copy propagation to cprop.c.
21061         (compute_local_properties): Only handle expression tables.
21062         (hash_scan_set, compute_hash_table_work, alloc_hash_table,): Likewise.
21063         (one_pre_gcse_pass, one_code_hoisting_pass): Likewise.
21064         (hash_set, insert_set_in_table, gcse_constant_p, lookup_set,
21065         next_set, reset_opr_set_tables, oprs_not_set_p, mark_call, mark_set,
21066         mark_clobber, mark_oprs_set, alloc_cprop_mem, free_cprop_mem,
21067         compute_cprop_data, find_used_regs, try_replace_reg,
21068         find_avail_set, cprop_jump, constprop_register, cprop_insn,
21069         local_cprop_find_used_regs, do_local_cprop, local_cprop_pass,
21070         fis_get_condition, implicit_set_cond_p, find_implicit_sets,
21071         find_bypass_set, reg_killed_on_edge, bypass_block,
21072         bypass_conditional_jumps, one_cprop_pass, gate_rtl_cprop,
21073         execute_rtl_cprop, pass_rtl_cprop): Move to...
21074         * cprop.c: ...here.  New file, constant/copy propagation for RTL
21075         moved from gcse.c to here with minor cleanups in duplicated code.
21076
21077 2011-03-28  H.J. Lu  <hongjiu.lu@intel.com>
21078
21079         * config/i386/i386.c (flag_opts): Fix a typo in
21080         -mavx256-split-unaligned-store.
21081
21082 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
21083
21084         * config/h8300/h8300.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
21085         LIBCALL_VALUE): Remove macros.
21086         * config/h8300/h8300.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
21087         TARGET_FUNCTION_VALUE_REGNO_P): Define.
21088         (h8300_function_value, h8300_libcall_value,
21089         h8300_function_value_regno_p): New functions.
21090
21091 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
21092
21093         * config/h8300/h8300.h (ASM_OUTPUT_BSS): Remove macro.
21094
21095 2011-03-28  Jeff Law  <law@redhat.com>
21096
21097         * tree-ssa-threadupdate.c (redirect_edges): Call
21098         create_edge_and_update_destination_phis as needed.
21099         (create_edge_and_update_destination_phis): Accept new BB argument.
21100         All callers updated.
21101         (thread_block): Do not update the profile when threading around
21102         intermediate blocks.
21103         (thread_single_edge): Likewise.
21104         (determine_bb_domination_status): If BB is not a successor of the
21105         loop header, return NONDOMINATING.
21106         (register_jump_thread): Note when we register a jump thread around
21107         an intermediate block.
21108         * tree-ssa-threadedge.c (thread_around_empty_block): New function.
21109         (thread_across_edge): Use it.
21110
21111 2011-03-28  Tristan Gingold  <gingold@adacore.com>
21112
21113         * config/ia64/ia64.c (ia64_promote_function_mode): Fix promotion
21114         when for_return is 2.
21115
21116 2011-03-28  Jeff Law  <law@redhat.com>
21117
21118         * var-tracking.c (canonicalize_values_mark): Delete unused
21119         lhs assignment.
21120         (canonicalize_values_star, set_variable_part): Likewise.
21121         (clobber_variable_part, delete_variable_part): Likewise.
21122
21123 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
21124
21125         * gcse.c (free_gcse_mem): Free reg_set_bitmap.
21126
21127 2011-03-28  Martin Jambor  <mjambor@suse.cz>
21128
21129         * tree-inline.c (expand_call_inline): Do not check that destination
21130         node is analyzed.
21131         (optimize_inline_calls): Assert that destination node is analyzed.
21132         * cgraph.c (cgraph_add_new_function): Call cgraph_analyze_function, do
21133         not call tree_lowering_passes.
21134         * cgraph.h (cgraph_analyze_function): Declare.
21135         * cgraphunit.c (cgraph_analyze_function): Make public.
21136
21137 2011-03-28  Joseph Myers  <joseph@codesourcery.com>
21138
21139         * config/sparc/sparc-opts.h: New.
21140         * config/sparc/sparc.c (sparc_handle_option, sparc_select,
21141         sparc_cpu, fpu_option_set, TARGET_HANDLE_OPTION): Remove.
21142         (sparc_option_override): Store processor_type enumeration rather
21143         than string in cpu_default.  Remove name and enumeration from
21144         cpu_table.  Directly default -mcpu then default -mtune from -mcpu
21145         without using sparc_select.  Use target_flags_explicit instead of
21146         fpu_option_set.
21147         * config/sparc/sparc.h (enum processor_type): Move to
21148         sparc-opts.h.
21149         (sparc_cpu, struct sparc_cpu_select, sparc_select): Remove.
21150         * config/sparc/sparc.opt (config/sparc/sparc-opts.h): New
21151         HeaderInclude entry.
21152         (mcpu=, mtune=): Use Var and Enum.
21153         (sparc_processor_type): New Enum and EnumValue entries.
21154
21155 2011-03-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
21156             Iain Sandoe  <iains@gcc.gnu.org>
21157
21158         PR target/48245
21159         * config/darwin.h (LINK_COMMAND_SPEC_A): Use LINK_PLUGIN_SPEC.
21160
21161 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
21162
21163         * tree-vectorizer.h (vect_create_data_ref_ptr): Adjust prototype.
21164         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add GSI parameter.
21165         Insert new statements at it in lieu of STMT.
21166         (vect_setup_realignment): Adjust call to vect_create_data_ref_ptr.
21167         * tree-vect-stmts.c (vectorizable_store): Likewise.
21168         (vectorizable_load): Likewise.
21169
21170 2011-03-28  Uros Bizjak  <ubizjak@gmail.com>
21171
21172         * config/alpha/alpha.md (addtf3): Change mode of operands to TFmode.
21173         (divtf3): Ditto.
21174         (multf3): Ditto.
21175         (subtf3): Ditto.
21176
21177 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
21178
21179         * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
21180         unaligned 256bit load/store.
21181         (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
21182         (*avx_movdqu<avxmodesuffix>): Likewise.
21183
21184 2011-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
21185
21186         PR target/48288
21187         * config/pa/predicates.md (reg_or_ior_operand): New predicate.
21188         * config/pa/pa.md (iordi3): Use new predicate in expander.
21189         (iorsi3): Likewise.
21190
21191 2011-03-27  Anatoly Sokolov  <aesok@post.ru>
21192
21193         * config/mips/mips.h (LIBCALL_VALUE, FUNCTION_VALUE,
21194         FUNCTION_VALUE_REGNO_P): Remove macros.
21195         * config/mips/mips-protos.h (mips_function_value): Remove.
21196         * config/mips/mips.c (mips_function_value): Rename to...
21197         (mips_function_value_1): ... this. Make static.  Handle receiving
21198         the function type in 'fn_decl_or_type' argument.
21199         (mips_function_value, mips_libcall_value,
21200         mips_function_value_regno_p): New function.
21201         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
21202         TARGET_FUNCTION_VALUE_REGNO_P): Define.
21203
21204 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
21205
21206         * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
21207         and -mavx256-split-unaligned-store.
21208         (ix86_option_override_internal): Split 32-byte AVX unaligned
21209         load/store by default.
21210         (ix86_avx256_split_vector_move_misalign): New.
21211         (ix86_expand_vector_move_misalign): Use it.
21212
21213         * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
21214         -mavx256-split-unaligned-store.
21215
21216         * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
21217         256bit load/store.  Generate unaligned store on misaligned memory
21218         operand.
21219         (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
21220         256bit load/store.
21221         (*avx_movdqu<avxmodesuffix>): Likewise.
21222
21223         * doc/invoke.texi: Document -mavx256-split-unaligned-load and
21224         -mavx256-split-unaligned-store.
21225
21226 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
21227
21228         PR target/38598
21229         * config/mips/mips.md (extendsidi2): Add an "l" alternative.
21230         Update commentary.
21231
21232 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
21233
21234         * config/mips/mips.c (mips_prepare_builtin_arg): Replace icode and
21235         opno arguments with an expand_operand.  Use create_input_operand.
21236         (mips_prepare_builtin_target): Delete.
21237         (mips_expand_builtin_insn, mips_expand_builtin_compare_1): New
21238         functions.
21239         (mips_expand_builtin_direct): Use create_output_operand and
21240         mips_expand_builtin_insn.  Update call to mips_prepare_builtin_arg.
21241         (mips_expand_builtin_movtf): Likewise.  Use mips_expand_fp_comparison.
21242         (mips_expand_builtin_compare): Use mips_expand_fp_comparison.
21243
21244 2011-03-27  Ira Rosen  <ira.rosen@linaro.org>
21245
21246         * config/arm/arm.c (arm_autovectorize_vector_sizes): New
21247         function.
21248         (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
21249
21250 2011-03-26  Eric Botcazou  <ebotcazou@adacore.com>
21251
21252         * basic-block.h (fixup_abnormal_edges): Adjust prototype.
21253         * reload1.c (reload): Adjust call to fixup_abnormal_edges.  Rediscover
21254         basic blocks and call commit_edge_insertions directly.
21255         (fixup_abnormal_edges): Move from here to...
21256         * cfgrtl.c (fixup_abnormal_edges): ...here.  Only insert instructions
21257         on the edges and return whether some have actually been inserted.
21258         * reg-stack.c (convert_regs): Fix up abnormal edges before inserting
21259         compensation code.
21260
21261 2011-03-26  Andrey Belevantsev  <abel@ispras.ru>
21262
21263         PR rtl-optimization/48144
21264         * sel-sched-ir.c (merge_history_vect): Factor out from ...
21265         (merge_expr_data): ... here.
21266         (av_set_intersect): Rename to av_set_code_motion_filter.
21267         Update all callers.  Call merge_history_vect when an expression
21268         is found in both sets.
21269         * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
21270
21271 2011-03-26  Alan Modra  <amodra@gmail.com>
21272
21273         * config/rs6000/predicates.md (word_offset_memref_op): Handle
21274         cmodel medium addresses.
21275         * config/rs6000/rs6000.c (rs6000_secondary_reload): Handle misaligned
21276         64-bit gpr loads and stores.
21277         (rs6000_secondary_reload_ppc64): New function.
21278         * config/rs6000/rs6000-protos.h: Declare it.
21279         * config/rs6000/rs6000.md (reload_di_store, reload_di_load): New.
21280
21281 2011-03-26  Alan Modra  <amodra@gmail.com>
21282
21283         PR target/47487
21284         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Support
21285         GNU Go in traceback table.
21286
21287 2011-03-25  Richard Henderson  <rth@redhat.com>
21288
21289         * expr.c (emit_block_move_via_movmem): Only use 6 operand variant
21290         if there are exactly 6 operands.
21291         (set_storage_via_setmem): Similarly.
21292
21293 2011-03-25  Kai Tietz  <ktietz@redhat.com>
21294
21295         * collect2.c (write_c_file_stat): Handle backslash
21296         as right-hand directory separator.
21297         (resolve_lib_name): Use IS_DIR_SEPARATOR instead of
21298         checking just for slash.
21299         * coverage.c (coverage_init): Use IS_ABSOLUTE_PATH
21300         instead of checking for trailing slash.
21301         * gcc.c (record_temp_file): Use filename_cmp instead
21302         of strcmp.
21303         (do_spec_1): Likewise.
21304         (replace_outfile_spec_function): Likewise.
21305         (is_directory): Use filename_ncmp instead of strncmp.
21306         (print_multilib_info): Likewise.
21307         * gcov.c (find_source): Use filename_cmp instead
21308         instead of strcmp.
21309         (make_gcov_file_name): Fix order of slash/backslash
21310         checks.
21311         * incpath.c (DIRS_EQ): Use filename_cmp instead of strcmp.
21312         (add_standard_paths): Likewise.
21313         * mips-tfile.c (saber_stop): Handle backslash.
21314         * prefix.c (update_path): Use filename_ncmp instead of
21315         strncmp.
21316         * profile.c (output_location): Use filename_cmp instead
21317         of strcmp.
21318         * read-md.c (handle_toplevel_file): Handle backslash.
21319         * tlink.c (frob_extension):  Likewise.
21320         * tree-cfg.c (same_line_p): Use filename_cmp instead of
21321         strcmp.
21322         * tree-dump.c (dequeue_and_dump): Handle backslash.
21323         * tree.c (get_file_function_name): Likewise.
21324         * gengtype.c (read_input_list): Likewise.
21325         (get_file_realbasename): Likewise.
21326         (get_output_file_with_visibility): Use filename_cmp
21327         instead of strcmp.
21328
21329 2011-03-25  Richard Sandiford  <richard.sandiford@linaro.org>
21330
21331         * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Restrict FPA_REGS
21332         case to VFPv1.
21333
21334 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
21335
21336         * fold-const.c (expr_location_or): New function.
21337         (fold_truth_not_expr): Call it.
21338
21339 2011-03-25  Jeff Law  <law@redhat.com>
21340
21341         * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Add missing
21342         va_end.
21343         * c-family/c-common.c (def_fn_type): Likewise.
21344         * ada/gcc-interface/utils.c (def_fn_type): Likewise.
21345         * emit-rtl.c (gen_rtvec): Likewise.
21346         * lto/lto-lang.c (def_fn_type): Likewise.
21347
21348 2011-03-25  Richard Guenther  <rguenther@suse.de>
21349
21350         * tree-ssa-copy.c (stmt_may_generate_copy): Copies from constants
21351         also generate copies.
21352         (fini_copy_prop): Handle constant values properly.
21353
21354 2011-03-25  Jakub Jelinek  <jakub@redhat.com>
21355
21356         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Compare
21357         mode size instead of bitsize with DWARF2_ADDR_SIZE.
21358         (hash_loc_operands, compare_loc_operands): Handle
21359         DW_OP_GNU_entry_value.
21360
21361 2011-03-25  Kai Tietz  <ktietz@redhat.com>
21362
21363         * config/i386/cygming.h (DWARF_FRAME_REGISTERS): Adjust comment.
21364         (STACK_BOUNDARY): Check for bit-ness in case of MS_ABI.
21365         * config/i386/i386.c (ix86_conditional_register_usage): Adjust
21366         comment and use macro TARGET_64BIT_MS_ABI instead.
21367         (ix86_keep_aggregate_return_pointer): Optimize for 64-bit case
21368         and change default behavior for 32-bit MS_ABI.
21369         (ix86_reg_parm_stack_space): Check additionally for bit-ness.
21370         (ix86_function_type_abi): Allow check for ms_abi/sysv_abi for
21371         32-bit, too.
21372         (ix86_cfun_abi): Likewise.
21373         (ix86_maybe_switch_abi): Adjust comment.
21374         (init_cumulative_args): Check for bit-ness in MS_ABI case.
21375         (ix86_gimplify_va_arg): Check just for not TARGET_64BIT_MS_ABI
21376         instead of checking for SYSV_ABI.
21377         (ix86_nsaved_sseregs): Likewise.
21378         (ix86_compute_frame_layout): Set only for 64-bit MS_ABI alignment
21379         to 16 bytes.
21380         (ix86_expand_call): Use TARGET_64BIT_MS_ABI macro.
21381         * config/i386.h (TARGET_32BIT_MS_ABI): New macro.
21382         (ACCUMULATE_OUTGOING_ARGS): Check explicit for 64-bit MS_ABI.
21383         (OUTGOING_REG_PARM_STACK_SPACE): Likewise.
21384         * config/mingw32.h (DEFAULT_ABI): Change default always to MS_ABI.
21385
21386 2011-03-25  Richard Guenther  <rguenther@suse.de>
21387
21388         * tree-flow.h (verify_stmts): Rename to verify_gimple_in_cfg.
21389         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
21390         (verify_gimple): Remove.
21391         * tree-cfg.c (verify_gimple_call): Merge verification
21392         from verify_stmts.
21393         (verify_gimple_phi): Merge verification from verify_stmts.
21394         (verify_gimple_label): New function.
21395         (verify_types_in_gimple_seq_2): Rename to verify_gimple_in_seq_2.
21396         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
21397         (verify_stmt): Merge into verify_gimple_in_cfg and callees.
21398         (verify_stmts): Rename to verify_gimple_in_cfg.
21399         (verify_gimple_in_cfg): New function.
21400         * passes.c (execute_function_todo): Call verify_gimple_in_cfg.
21401         * tree-ssa.c (verify_ssa): Likewise.
21402         * gimplify.c (gimplify_body): Call verify_gimple_in_seq.
21403
21404 2011-03-25  Richard Guenther  <rguenther@suse.de>
21405
21406         * passes.c (init_optimization_passes): Add FRE pass after
21407         early SRA.
21408
21409 2011-03-25  Bernd Schmidt  <bernds@codesourcery.com>
21410             Andrew Stubbs  <ams@codesourcery.com>
21411
21412         * config/arm/vfp.md (arm_movdi_vfp): Enable only when not tuning
21413         for Cortex-A8.
21414         (arm_movdi_vfp_cortexa8): New pattern.
21415         * config/arm/neon.md (adddi3_neon, subdi3_neon, anddi3_neon,
21416         iordi3_neon, xordi3_neon): Add alternatives to discourage Neon
21417         instructions when tuning for Cortex-A8.  Set attribute "arch".
21418         * config/arm/arm.md: Move include arm-tune.md up a bit.
21419         (define_attr "arch"): Add "onlya8" and "nota8" values.
21420         (define_attr "arch_enabled"): Handle "onlya8" and "nota8".
21421
21422 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
21423
21424         PR bootstrap/48282
21425         Revert:
21426         2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
21427
21428         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
21429         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
21430         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
21431         * passes.c (init_optimization_passes): Move
21432         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
21433
21434 2011-03-25  Kai Tietz  <ktietz@redhat.com>
21435
21436         * c-typeck.c (comptypes_internal): Replace target
21437         hook call of comp_type_attributes by version in tree.c file.
21438         * gimple.c (gimple_types_compatible_p_1): Likewise.
21439         * tree-ssa.c (useless_type_conversion_p): Likewise.
21440         * tree.c (build_type_attribute_qual_variant): Likewise.
21441         (attribute_value_equal): New static helper function.
21442         (comp_type_attributes): New function.
21443         (merge_attributes): Use attribute_value_equal for comparison.
21444         (attribute_list_contained): Likewise.
21445         * tree.h (comp_type_attributes): New prototype.
21446
21447 2011-03-25  Richard Guenther  <rguenther@suse.de>
21448
21449         * tree-cfg.c (verify_gimple_assign_unary): Drop special casing
21450         of complex types at -O0.
21451         (verify_gimple_assign_binary): Likewise.
21452         (verify_gimple_assign_ternary): Likewise.
21453
21454 2011-03-24  Mark Wielaard  <mjw@redhat.com>
21455
21456         * dwarf2out.c (size_of_die): Modify comment to say DW_FORM_ref_sig8.
21457         (value_format): Use DW_FORM_ref_sig8, not DW_FORM_sig8.
21458
21459 2011-03-24  Mark Wielaard  <mjw@redhat.com>
21460
21461         PR debug/48041
21462         * dwarf2out.c (output_abbrev_section): Only write table when
21463         abbrev_die_table_in_use > 1.
21464
21465 2011-02-24  Richard Henderson  <rth@redhat.com>
21466
21467         * config/alpha/alpha.c (alpha_expand_unaligned_load): Use extql.
21468         (alpha_expand_unaligned_store): Use mskwl, mskll, mskql.
21469         (alpha_expand_unaligned_load_words): Use extql.
21470         (alpha_expand_unaligned_store_words): Use insqh, mskqh, mskql.
21471         (emit_insxl): Handle all modes for consistency.
21472
21473 2011-02-24  Richard Henderson  <rth@redhat.com>
21474
21475         * config/alpha/alpha.c (get_aligned_mem): Don't test WORDS_BIG_ENDIAN.
21476         (alpha_expand_unaligned_load): Likewise.
21477         (alpha_expand_unaligned_store): Likewise.
21478         (alpha_expand_unaligned_load_words): Likewise.
21479         (alpha_expand_unaligned_store_words): Likewise.
21480         (emit_insxl, alpha_split_compare_and_swap_12): Likewise.
21481         (alpha_split_lock_test_and_set_12): Likewise.
21482         (print_operand, alpha_fold_builtin_extxx): Likewise.
21483         (alpha_fold_builtin_insxx, alpha_fold_builtin_mskxx): Likewise.
21484         * config/alpha/alpha.md (bswapsi2, insv, extv, extzv): Likewise.
21485         (builtin_extwh, builtin_extlh, builtin_extql): Likewise.
21486         (unaligned_extendqidi_be, unaligned_extendhidi_be, extxl_be): Remove.
21487         (*extxl_1_be, *extql_2_be, extqh_be, extlh_be, extwh_be): Remove.
21488         (insbl_be, inswl_be, insll_be, insql_be, mskxl_be): Remove.
21489         (unaligned_loadqi_be, unaligned_loadhi_be): Remove.
21490         (unaligned_storeqi_be, unaligned_storehi_be): Remove.
21491         (extbl): Rename from builtin_extbl; don't test WORDS_BIG_ENDIAN.
21492         (extwl, extll, extql): Similarly.
21493         (inswh, inslh, insqh): Similarly.
21494         (mskbl, mskwl, mskll, mskql): Similarly.
21495         (mskwh, msklh, mskqh): Similarly.
21496
21497 2011-02-24  Richard Henderson  <rth@redhat.com>
21498
21499         * config/alpha/alpha.md (attribute isa): Add er, ner.
21500         (attribute enabled): Handle them.
21501         (*movdi): Merge *movdi_{er_nofix,nofix,er_fix,fix}.
21502
21503 2011-02-24  Richard Henderson  <rth@redhat.com>
21504
21505         * config/alpha/alpha.md (attribute isa): Add vms.
21506         (attribute enabled): Handle it.
21507         (*movsf): Merge *movsf_{nofix,fix,nofp}.
21508         (*movdf): Merge *movdf_{nofix,fix,nofp}.
21509         (*movtf): Rename from *movtf_internal for consistency.
21510         (*movsi): Merge with *movsi_nt_vms.
21511         (*movhi): Merge *movhi_nobwx, *movhi_bwx.
21512         (*movqi): Merge *movqi_nobwx, *movqi_bwx.
21513         (*mov<VEC>): Merge *mov<VEC>_fix, *mov<VEC>_nofix.
21514         * config/alpha/constraint.md ("f"): Use NO_REGS when fpu is disabled.
21515
21516 2011-02-24  Richard Henderson  <rth@redhat.com>
21517
21518         * config/alpha/alpha.md (extendqihi2): Implement for BWX only.
21519         (extendqisi2, extendhisi2): Likewise.
21520         (extendqidi2): Simplify BWX/non-BWX expansions.
21521         (extendhidi2): Similarly.
21522
21523 2011-02-24  Richard Henderson  <rth@redhat.com>
21524
21525         * config/alpha/alpha.md (attribute isa): New.
21526         (attribute enabled): New.
21527         (zero_extendqihi2): Merge from *zero_extendqihi2_{bwx,nobwx}.
21528         (zero_extendqisi2, zero_extendqidi2): Similarly.
21529         (zero_extendhisi2, zero_extendhidi2): Similarly.
21530         * config/alpha/predicates.md (reg_or_bwx_memory_operand): New.
21531
21532 2011-02-24  Richard Henderson  <rth@redhat.com>
21533
21534         * config/alpha/predicates.md (input_operand): Revert last change;
21535         update comment to mention 32-bit VMS rather than Windows.
21536
21537 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
21538
21539         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
21540         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
21541         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
21542         * passes.c (init_optimization_passes): Move
21543         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
21544
21545 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
21546
21547         * dojump.c (do_jump_by_parts_greater_rtx): Optimize in specific cases.
21548
21549 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
21550
21551         * config/i386/i386.md (ix86_print_operand): Output DFmode const_double
21552         correctly.
21553
21554 2011-03-24  Jakub Jelinek  <jakub@redhat.com>
21555
21556         PR debug/48204
21557         * simplify-rtx.c (simplify_const_unary_operation): Call
21558         real_convert when changing mode class with FLOAT_EXTEND.
21559
21560 2011-03-24  Nick Clifton  <nickc@redhat.com>
21561
21562         * config/rx/rx.h (LABEL_ALIGN_FOR_BARRIER): Define.
21563         (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
21564         * config/rx/rx.c (rx_option_override): Set align_jumps,
21565         align_loops and align_labels if not set by the user.
21566         (rx_align_for_label): New function.
21567         (rx_max_skip_for_label): New function.
21568         (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
21569         (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
21570         (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
21571         (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
21572         * config/rx/rx-protos.h (rx_align_for_label): Add prototype.
21573
21574 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
21575
21576         PR rtl-optimization/48263
21577         * optabs.c (expand_binop_directly): Reinstate convert_modes code
21578         and original commutative_p handling.  Use maybe_gen_insn.
21579
21580 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
21581
21582         * reload.c (find_reloads_subreg_address): Add address_reloaded
21583         parameter and return true there if the full address has been
21584         reloaded.
21585         (find_reloads_toplev): Pass address_reloaded flag.
21586         (find_reloads_address_1): Don't use address_reloaded parameter.
21587
21588 2011-03-24  Jeff Law  <law@redhat.com>
21589
21590         * tree-ssa-live.c (remove_unused_scope_block_p): Remove set but
21591         unused variable "ann".
21592         (remove_unused_locals): Likewise.
21593
21594         * tree-ssa-copy.c (propagate_tree_value_into_stmt): Remove useless
21595         statement.
21596
21597         * cfglayout.c (fixup_reorder_chain): Do not dereference E_FALL
21598         after it is freed.
21599
21600 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
21601
21602         * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
21603         for invalid symbolic addresses.
21604         (s390_secondary_reload): Don't use s390_check_symref_alignment for
21605         larl operands.
21606
21607 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
21608
21609         * fold-const.c (fold_ternary_loc): Preserve the location (if any) of
21610         the argument in calls to fold_truth_not_expr.
21611
21612 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
21613
21614         * tree.c (record_node_allocation_statistics): New function.
21615         (make_node_stat, copy_node_stat, build_string): Call it.
21616         (make_tree_binfo_stat, make_tree_vec_stat, tree_cons_stat): Likewise.
21617         (build1_stat, build_omp_clause): Likewise.
21618
21619 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
21620
21621         * builtins.c (expand_movstr): Fix endp == 1 adjustment after
21622         last commit.
21623
21624 2011-03-24  Richard Guenther  <rguenther@suse.de>
21625
21626         PR tree-optimization/48271
21627         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only cleanup
21628         blocks that still exist.
21629
21630 2011-03-24  Richard Guenther  <rguenther@suse.de>
21631
21632         PR tree-optimization/48270
21633         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Do
21634         not free datarefs before ddrs.
21635
21636 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
21637
21638         * tree-sra.c (build_ref_for_offset): Strip useless type conversions
21639         from the address built for a reference with variable offset.
21640
21641 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
21642
21643         PR target/48237
21644         * config/i386/i386.md (*movdf_internal_rex64): Do not split
21645         alternatives that can be handled with movq or movabsq insn.
21646         (*movdf_internal): Disable for !TARGET_64BIT.
21647         (*movdf_internal_nointeger): Ditto.
21648         * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
21649
21650 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
21651
21652         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
21653         (FUNCTION_ARG_ADVANCE): Likewise.
21654         * tm.texi.in: Change references to them to hook references.
21655         * tm.texi: Regenerate.
21656         * targhooks.c (default_function_arg): Eliminate check for target macro.
21657         (default_function_incoming_arg): Likewise.
21658         (default_function_arg_advance): Likewise.
21659         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
21660         (function_arg_advance): Likewise.
21661         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
21662
21663 2011-03-24  Richard Guenther  <rguenther@suse.de>
21664
21665         PR middle-end/48269
21666         * tree-object-size.c (addr_object_size): Do not double-account
21667         for MEM_REF offsets.
21668
21669 2011-03-24  Diego Novillo  <dnovillo@google.com>
21670
21671         * lto-opts.c (input_data_block): Move to lto-streamer-in.c.
21672         * lto-streamer-in.c (input_string_internal): Add clarifying comments.
21673         (lto_input_data_block): Move from lto-opts.c.  Make extern.
21674         Update all users.
21675         (lto_input_string): Rename from input_string.  Make extern.
21676         Update all users.
21677         * lto-streamer-out.c (lto_output_string_with_length): Rename from
21678         output_string_with_length.
21679         Output 0 to indicate a non-NULL string.  Update all callers to
21680         not emit 0.
21681         (lto_output_string): Rename from output_string.  Make extern.
21682         Update all users.
21683         (lto_output_decl_state_streams): Make extern.
21684         (lto_output_decl_state_refs): Make extern.
21685         * lto-streamer.h (lto_input_string): Declare.
21686         (lto_input_data_block): Declare.
21687         (lto_output_string): Declare.
21688         (lto_output_string_with_length): Declare.
21689         (lto_output_decl_state_streams): Declare.
21690         (lto_output_decl_state_refs): Declare.
21691
21692 2011-03-24  Richard Guenther  <rguenther@suse.de>
21693
21694         PR tree-optimization/46562
21695         * tree.c (build_invariant_address): New function.
21696         * tree.h (build_invariant_address): Declare.
21697         * tree-dfa.c (get_addr_base_and_unit_offset): Wrap around
21698         a renamed function moved ...
21699         * tree-flow-inline.h (get_addr_base_and_unit_offset_1): ... here.
21700         Take valueization callback parameter.
21701         * tree-flow.h (gimple_fold_stmt_to_constant): Declare.
21702         * gimple-fold.h: New file.
21703         * tree-ssa-ccp.c (ccp_fold): Use gimple_fold_stmt_to_constant_1.
21704         (ccp_fold, fold_const_aggregate_ref,
21705         fold_ctor_reference, fold_nonarray_ctor_reference,
21706         fold_array_ctor_reference, fold_string_cst_ctor_reference,
21707         get_base_constructor): Move ...
21708         * gimple-fold.c: ... here.
21709         (gimple_fold_stmt_to_constant_1): New function
21710         split out from ccp_fold.  Take a valueization callback parameter.
21711         Valueize all operands.
21712         (gimple_fold_stmt_to_constant): New wrapper function.
21713         (fold_const_aggregate_ref_1): New function split out from
21714         fold_const_aggregate_ref.  Take a valueization callback parameter.
21715         (fold_const_aggregate_ref): Wrap fold_const_aggregate_ref_1.
21716         * tree-ssa-sccvn.c (simplify_binary_expression): Simplify
21717         invariant POINTER_PLUS_EXPRs to invariant form.
21718         (vn_valueize): New function.
21719         (try_to_simplify): Simplify by using gimple_fold_stmt_to_constant.
21720         * tree-vrp.c (vrp_valueize): New function.
21721         (vrp_visit_assignment_or_call): Use gimple_fold_stmt_to_constant
21722         to fold statements to constants.
21723         * tree-ssa-pre.c (eliminate): Properly guard propagation of
21724         function declarations.
21725         * Makefile.in (tree-ssa-sccvn.o, tree-vrp.o, gimple-fold.o,
21726         tree-ssa-ccp.o): Add gimple-fold.h dependencies.
21727
21728 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
21729
21730         * config/h8300/predicates.md (jump_address_operand): Fix register
21731         mode check.
21732
21733 2011-03-24  Ira Rosen  <ira.rosen@linaro.org>
21734
21735         * doc/invoke.texi (max-stores-to-sink): Document.
21736         * params.h (MAX_STORES_TO_SINK): Define.
21737         * opts.c (finish_options): Set MAX_STORES_TO_SINK to 0
21738         if either vectorization or if-conversion is disabled.
21739         * tree-data-ref.c (dr_equal_offsets_p1): Moved and renamed from
21740         tree-vect-data-refs.c vect_equal_offsets.
21741         (dr_equal_offsets_p): New function.
21742         (find_data_references_in_bb): Remove static.
21743         * tree-data-ref.h (find_data_references_in_bb): Declare.
21744         (dr_equal_offsets_p): Likewise.
21745         * tree-vect-data-refs.c (vect_equal_offsets): Move to tree-data-ref.c.
21746         (vect_drs_dependent_in_basic_block): Update calls to
21747         vect_equal_offsets.
21748         (vect_check_interleaving): Likewise.
21749         * tree-ssa-phiopt.c: Include cfgloop.h and tree-data-ref.h.
21750         (cond_if_else_store_replacement): Rename to...
21751         (cond_if_else_store_replacement_1): ... this.  Change arguments and
21752         documentation.
21753         (cond_if_else_store_replacement): New function.
21754         * Makefile.in (tree-ssa-phiopt.o): Adjust dependencies.
21755         * params.def (PARAM_MAX_STORES_TO_SINK): Define.
21756
21757 2011-03-23  Chung-Lin Tang  <cltang@codesourcery.com>
21758
21759         PR target/46934
21760         * config/arm/arm.md (casesi): Use the gen_int_mode() function
21761         to subtract lower bound instead of GEN_INT().
21762
21763 2011-03-23  Jonathan Wakely  <jwakely.gcc@gmail.com>
21764
21765         PR other/48179
21766         PR other/48221
21767         PR other/48234
21768         * doc/extend.texi (Alignment): Move section to match order in TOC.
21769         * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
21770         (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
21771
21772 2011-03-23  Jeff Law  <law@redhat.com>
21773
21774         * cfg.c (redirect_edge_succ_nodup): Duplicate the varm map
21775         before removing the edge.
21776
21777         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Do not use E after
21778         it may have been freed by redirect_branch_edge or
21779         redirect_edge_succ_nodup.
21780
21781 2011-03-23  Richard Guenther  <rguenther@suse.de>
21782
21783         * tree-stdarg.c (va_list_counter_bump): Handle bumps via MEM_REF.
21784         (check_va_list_escapes): Likewise.
21785         (check_all_va_list_escapes): Likewise.
21786
21787 2011-03-23  Richard Guenther  <rguenther@suse.de>
21788
21789         * Makefile.in (IPA_TYPE_ESCAPE_H): Remove.
21790         (OBJS-archive): Remove ipa-struct-reorg.o and ipa-type-escape.o.
21791         (tree-ssa-alias.o): Do not depend on IPA_TYPE_ESCAPE_H.
21792         (alias.o): Likewise.
21793         (ipa-type-escape.o): Remove.
21794         (ipa-struct-reorg.o): Likewise.
21795         (GTFILES): Remove ipa-struct-reorg.c.
21796         * alias.c: Do not include ipa-type-escape.h.
21797         * tree-ssa-alias.c: Likewise.
21798         * common.opt (fipa-struct-reorg): Preserve for backward compatibility.
21799         * opts.c (finish_options): Do not reset flag_ipa_struct_reorg.
21800         * passes.c (init_optimization_passes): Remove ipa-struct-reorg
21801         and ipa-type-escape passes.
21802         * tree-pass.h (pass_ipa_type_escape): Remove.
21803         (pass_ipa_struct_reorg): Likewise.
21804         * ipa-struct-reorg.h: Remove.
21805         * ipa-struct-reorg.c: Likewise.
21806         * ipa-type-escape.h: Likewise.
21807         * ipa-type-escape.c: Likewise.
21808         * doc/invoke.texi (-fipa-struct-reorg): Remove.
21809         (--param struct-reorg-cold-struct-ratio): Likewise.
21810         * params.def (PARAM_STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
21811         * params.h (STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
21812         * timevar.def (TV_IPA_TYPE_ESCAPE): Likewise.
21813
21814 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
21815
21816         * config/s390/2084.md: Enable all insn reservations also for z9_ec
21817         cpu attribute value.
21818         * config/s390/s390-opts.h (enum s390_arch_option): Remove.
21819         (enum processor_type): Add PROCESSOR_2094_Z9_EC.
21820         * config/s390/s390.c (processor_flags_table): New constant array.
21821         (s390_handle_arch_option): Remove.
21822         (s390_handle_option): Remove s390_handle_arch_option invocations
21823         and OPT_mwarn_framesize_ handling.
21824         (s390_option_override): Remove s390_handle_arch_option invocation.
21825         (s390_emit_prologue): Remove use of HOST_WIDE_INT_PRINT_DEC in
21826         warnings.
21827         * config/s390/s390.md (cpu attribute): Add z9_ec value.
21828         * config/s390/s390.opt (s390_tune, s390_arch)
21829         (march=): Replace s390_arch_option enum and values with
21830         processor_type.  Set variable name to s390_arch.  Set
21831         initialization value.
21832         (mtune=): Replace s390_arch_option with processor_type.  Set
21833         variable name to s390_tune.  Set initialization value.
21834
21835 2011-03-23  Julian Brown  <julian@codesourcery.com>
21836
21837         * expr.c (expand_expr_real_1): Only use BLKmode for volatile
21838         accesses which are not naturally aligned.
21839
21840 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
21841
21842         PR target/47553
21843         * config/arm/predicates.md (neon_lane_number): Accept 0..15.
21844
21845 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
21846
21847         * optabs.h (emit_unop_insn, maybe_emit_unop_insn): Change insn code
21848         parameter from "int" to "enum insn_code".
21849         (expand_operand_type): New enum.
21850         (expand_operand): New structure.
21851         (create_expand_operand): New function.
21852         (create_fixed_operand, create_output_operand): Likewise
21853         (create_input_operand, create_convert_operand_to): Likewise.
21854         (create_convert_operand_from, create_address_operand): Likewise.
21855         (create_integer_operand): Likewise.
21856         (create_convert_operand_from_type, maybe_legitimize_operands): Declare.
21857         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
21858         (expand_insn, expand_jump_insn): Likewise.
21859         * builtins.c (expand_builtin_prefetch): Use the new interfaces.
21860         (expand_builtin_interclass_mathfn, expand_builtin_strlen): Likewise.
21861         (expand_movstr, expand_builtin___clear_cache): Likewise.
21862         (expand_builtin_lock_release): Likewise.
21863         * explow.c (allocate_dynamic_stack_space): Likewise.
21864         (probe_stack_range): Likewise.  Allow check_stack to FAIL,
21865         and use the default handling in that case.
21866         * expmed.c (check_predicate_volatile_ok): Delete.
21867         (store_bit_field_1, extract_bit_field_1): Use the new interfaces.
21868         (emit_cstore): Likewise.
21869         * expr.c (emit_block_move_via_movmem): Likewise.
21870         (set_storage_via_setmem, expand_assignment): Likewise.
21871         (emit_storent_insn, try_casesi): Likewise.
21872         (emit_single_push_insn): Likewise.  Allow the expansion to fail.
21873         * optabs.c (expand_widen_pattern_expr, expand_ternary_op): Likewise.
21874         (expand_vec_shift_expr, expand_binop_directly): Likewise.
21875         (expand_twoval_unop, expand_twoval_binop): Likewise.
21876         (expand_unop_direct, emit_indirect_jump): Likewise.
21877         (emit_conditional_move, vector_compare_rtx): Likewise.
21878         (expand_vec_cond_expr, expand_val_compare_and_swap_1): Likewise.
21879         (expand_sync_operation, expand_sync_fetch_operation): Likewise.
21880         (expand_sync_lock_test_and_set): Likewise.
21881         (maybe_emit_unop_insn): Likewise.  Change icode to an insn_code.
21882         (emit_unop_insn): Likewise.
21883         (expand_copysign_absneg): Change icode to an insn_code.
21884         (create_convert_operand_from_type): New function.
21885         (maybe_legitimize_operand, maybe_legitimize_operands): Likewise.
21886         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
21887         (expand_insn, expand_jump_insn): Likewise.
21888         * config/i386/i386.md (setmem<mode>): Use nonmemory_operand rather
21889         than const_int_operand for operand 2.
21890
21891 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
21892
21893         * dwarf2out.c (const_ok_for_output_1): Print the unspec enum name
21894         if possible.
21895
21896 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
21897
21898         * emit-rtl.c (emit_pattern_before_noloc): New function.
21899         (emit_insn_before_noloc, emit_jump_insn_before_noloc): Call it.
21900         (emit_call_insn_before_noloc, emit_debug_insn_before_noloc): Likewise.
21901         (emit_pattern_after_noloc): New function.
21902         (emit_insn_after_noloc, emit_jump_insn_after_noloc): Call it.
21903         (emit_call_insn_after_noloc, emit_debug_insn_after_noloc): Likewise.
21904
21905 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
21906
21907         * libgcc2.c (__lshrdi3, __ashldi3, __ashrdi3): Use W_TYPE_SIZE.
21908         (__ffsDI2): Likewise.
21909
21910 2011-03-22  Richard Henderson  <rth@redhat.com>
21911
21912         * config/alpha/alpha.c (direct_return): Use TARGET_ABI_OSF instead
21913         of !TARGET_ABI_OPEN_VMS.
21914         (alpha_trampoline_init, alpha_start_function): Likewise.
21915         (alpha_expand_epilogue, alpha_file_start): Likewise.
21916         * config/alpha/alpha.md (divsi3, modsi3): Likewise.
21917         (udivsi3, umodsi3, divdi3, moddi3, udivdi3, umoddi3): Likewise.
21918         (*divmodsi_internal_er, *divmodsi_internal_er_1): Likewise.
21919         (*divmodsi_internal, *divmoddi_internal_er): Likewise.
21920         (*divmoddi_internal_er_1, *divmoddi_internal): Likewise.
21921
21922 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
21923
21924         * config/s390/s390-opts.h: New.
21925         * config/s390/s390.c (s390_tune, s390_tune_flags, s390_arch,
21926         s390_arch_flags, s390_warn_framesize, s390_stack_size,
21927         s390_stack_guard): Remove.
21928         (s390_handle_arch_option): Return void.  Take enum
21929         s390_arch_option value instead of string and searching array.
21930         (s390_handle_option): Don't assert that global structures are in
21931         use.  Access variables via opts pointer.  Use error_at.  Don't use
21932         sscanf for -mstack-guard= or -mstack-size=.  Update call to
21933         s390_handle_arch_option.
21934         (s390_option_override): Update call to s390_handle_arch_option.
21935         (s390_emit_prologue): Use %d format for s390_stack_size in
21936         diagnostic.  Use %wd for HOST_WIDE_INT.
21937         * config/s390/s390.h (enum processor_type): Move to s390-opts.h.
21938         (s390_tune, s390_tune_flags, s390_arch, s390_arch_flags): Remove.
21939         * config/s390/s390.opt (config/s390/s390-opts.h): New
21940         HeaderInclude entry.
21941         (s390_arch_string, s390_tune, s390_tune_flags, s390_arch,
21942         s390_arch_flags, s390_warn_framesize): New Variable entries.
21943         (s390_arch_option): New Enum and EnumValue entries.
21944         (march=): Use Enum instead of Var.
21945         (mstack-guard=, mstack-size=): Use UInteger and Var.
21946         (mtune=): Use Enum.
21947
21948 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
21949
21950         * config/score/score.c (score_handle_option): Don't assert that
21951         global structures are in use.  Access target_flags via opts
21952         pointer.  Use value of -march= option to determine target_flags
21953         settings.
21954         * config/score/score.opt (march=): Use Enum.
21955         (score_arch): New Enum and EnumValue entries.
21956
21957 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
21958
21959         * config/mep/mep.c (option_mtiny_specified): Remove.
21960         (mep_option_override): Move register handling for -mivc2 from
21961         mep_handle_option.  Use global_options_set.x_mep_tiny_cutoff
21962         instead of option_mtiny_specified.
21963         (mep_handle_option): Access target_flags via opts pointer.  Don't
21964         assert that global structures are in use.  Defer part of -mivc2
21965         handling and move it to mep_option_override.
21966         * config/mep/mep.opt (IVC2): New Mask entry.
21967         (mivc2): Use Var and Defer instead of Mask.
21968
21969 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
21970
21971         * config/v850/v850-opts.h: New.
21972         * config/v850/v850.c (small_memory): Replace with
21973         small_memory_physical_max array.  Make that array static const.
21974         (v850_handle_memory_option): Take integer value of argument.  Take
21975         gcc_options pointer, option text and location.  Return void.
21976         Update for changes to small memory structures.
21977         (v850_handle_option): Access target_flags via opts pointer.  Don't
21978         assert that global structures are in use.  Update calls to
21979         v850_handle_memory_option.
21980         (v850_encode_data_area): Update references to small memory settings.
21981         * config/v850/v850.h (struct small_memory_info, small_memory): Remove.
21982         (enum small_memory_type): Move to v850-opts.h.
21983         * config/v850/v850.opt (config/v850/v850-opts.h): New
21984         HeaderInclude entry.
21985         (small_memory_max): New Variable entry.
21986         (msda): Replace by pair of options msda= and msda-.  Use UInteger.
21987         (mtda, mzda): Likewise.
21988
21989 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
21990
21991         * config/sh/sh.c (sh_handle_option): Access target_flags via opts
21992         pointer.  Don't assert that global structures are in use.
21993
21994 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
21995
21996         * config/pdp11/pdp11.c (pdp11_handle_option): Access target_flags
21997         via opts pointer.  Don't assert that global structures are in use.
21998
21999 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
22000
22001         * config/pa/pa-hpux.opt (flag_pa_unix): New Variable entry.
22002         (munix=93): Use Var.
22003         * config/pa/pa-hpux1010.opt (munix=95): Use Var.
22004         * config/pa/pa-hpux1111.opt (munix=98): Use Var.
22005         * config/pa/pa-opts.h: New.
22006         * config/pa/pa.c (pa_cpu, flag_pa_unix): Remove.
22007         (pa_handle_option): Don't assert that global structures are in
22008         use.  Access target_flags via opts pointer.  Don't handle
22009         OPT_mschedule_, OPT_mfixed_range_, OPT_munix_93, OPT_munix_95 or
22010         OPT_munix_98 here.
22011         (pa_option_override): Handle deferred OPT_mfixed_range_.
22012
22013 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
22014
22015         * config/mn10300/mn10300-opts.h: New.
22016         * config/mn10300/mn10300.c (mn10300_processor,
22017         mn10300_tune_string): Remove.
22018         (mn10300_handle_option): Don't assert that global structures are
22019         in use.  Access mn10300_processor via opts pointer.  Don't handle
22020         OPT_mtune_ here.
22021         * config/mn10300/mn10300.h (enum processor_type): Move to
22022         mn10300-opts.h.
22023         (mn10300_processor): Remove.
22024         * config/mn10300/mn10300.opt (config/mn10300/mn10300-opts.h): New
22025         HeaderInclude entry.
22026         (mn10300_processor): New Variable entry.
22027         (mtune=): Use Var.
22028
22029 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
22030
22031         * config/microblaze/microblaze.c: Don't include opts.h.
22032         (microblaze_handle_option, TARGET_HANDLE_OPTION): Remove.
22033         * config/microblaze/microblaze.opt (mxl-stack-check): Use Warn.
22034         (mno-clearbss): Use Var and Warn.
22035
22036 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
22037
22038         * config/m32r/m32r-opts.h: New.
22039         * config/m32r/m32r.c (m32r_model, m32r_sdata): Remove.
22040         (m32r_handle_option): Don't assert that global structures are in
22041         use.  Access target_flags and m32r_cache_flush_func via opts
22042         pointer.  Don't handle OPT_mmodel_, OPT_msdata_ or
22043         OPT_mno_flush_trap here.
22044         * config/m32r/m32r.h (Code Models, Small Data Area): Replace by
22045         include of m32r-opts.h.
22046         * config/m32r/m32r.opt (config/m32r/m32r-opts.h): New
22047         HeaderInclude entry.
22048         (m32r_model_selected, m32r_sdata_selected): New Variable entries.
22049         (mmodel=): Use Enum and Var.
22050         (m32r_model): New Enum and EnumValue entries.
22051         (mno-flush-trap): Use Var.
22052         (msdata=): Use Enum and Var.
22053         (m32r_sdata): New Enum and EnumValue entries.
22054
22055 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
22056
22057         * config/m32c/m32c.c: Don't include opts.h.
22058         (target_memregs, target_memregs_set, TARGET_HANDLE_OPTION,
22059         m32c_handle_option): Remove.
22060         (m32c_option_override): Check global_options_set.x_target_memregs
22061         instead of target_memregs_set.
22062         * config/m32c/m32c.h (target_memregs): Remove.
22063         * config/m32c/m32c.opt (memregs=): Use UInteger with integer
22064         variable.
22065
22066 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
22067
22068         * config/iq2000/iq2000-opts.h: New.
22069         * config/iq2000/iq2000.c: Don't include opts.h.
22070         (iq2000_tune, iq2000_handle_option, TARGET_HANDLE_OPTION): Remove.
22071         * config/iq2000/iq2000.h (enum processor_type, iq2000_tune): Remove.
22072         * config/iq2000/iq2000.opt (config/iq2000/iq2000-opts.h): New
22073         HeaderInclude entry.
22074         (iq2000_tune): New Variable entry.
22075         (march=): Add comment.  Use Enum.
22076         (iq2000_arch): New Enum and EnumValue entries.
22077         (mcpu=): Use Enum and Var.
22078         (iq2000_tune): New Enum and EnumValue entries.
22079
22080 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
22081
22082         * config/ia64/ia64-opts.h: New.
22083         * config/ia64/ia64.c (ia64_tune): Remove.
22084         (ia64_handle_option): Don't handle OPT_mfixed_range_ or OPT_mtune_
22085         here.  Use error_at.
22086         (ia64_option_override): Handle deferred OPT_mfixed_range_.
22087         * config/ia64/ia64.h (enum processor_type, ia64_tune): Remove.
22088         * config/ia64/ia64.opt (config/ia64/ia64-opts.h): New
22089         HeaderInclude entry.
22090         (ia64_tune): New Variable entry.
22091         (mfixed-range=): Use Defer and Var.
22092         (mtune=): Use Enum and Var.
22093         (ia64_tune): New Enum and EnumValue entries.
22094
22095 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
22096
22097         * config/frv/frv-opts.h: New.
22098         * config/frv/frv-protos.h (enum frv_cpu, frv_cpu_t): Move to
22099         frv-opts.h.
22100         (frv_cpu_type): Remove.
22101         * config/frv/frv.c: Don't include opts.h.
22102         (frv_cpu_type, frv_handle_option, TARGET_HANDLE_OPTION): Remove.
22103         * config/frv/frv.opt (config/frv/frv-opts.h): New HeaderInclude entry.
22104         (frv_cpu_type): New Variable entry.
22105         (frv_cpu): New Enum and EnumValue entries.
22106
22107 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
22108
22109         * config/cris/cris.c (cris_handle_option): Access target_flags via
22110         opts pointer.  Don't assert that global structures are in use.
22111         Don't call CRIS_SUBTARGET_HANDLE_OPTION.
22112         * config/cris/cris.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't define.
22113
22114 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
22115
22116         * config/bfin/bfin-opts.h: New.
22117         * config/bfin/bfin.c (bfin_lib_id_given, bfin_cpu_type,
22118         bfin_si_revision, bfin_workarounds): Remove.
22119         (bfin_cpus): Make static const.
22120         (bfin_load_pic_reg): Check global_options_set.x_bfin_library_id
22121         not bfin_lib_id_given.
22122         (bfin_handle_option): Don't set bfin_lib_id_given.  Access
22123         bfin_cpu_type, bfin_si_revision and bfin_workarounds via opts
22124         pointer. Use error_at.  Don't assert that global structures are in use.
22125         * config/bfin/bfin.h: Include bfin-opts.h.
22126         (enum bfin_cpu_type, bfin_cpu_t): Move to bfin-opts.h.
22127         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): Remove.
22128         * bfin.opt (config/bfin/bfin-opts.h): New HeaderInclude entry.
22129         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): New Variable
22130         entries.
22131
22132 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
22133
22134         * config/arm/arm.opt (mhard-float, msoft-float): Use Alias.
22135         * config/arm/arm.c (arm_handle_option): Don't handle -mhard-float
22136         or -msoft-float here.
22137         * config/arm/arm.h (CPP_SPEC): Handle -mfloat-abi=*, not
22138         -msoft-float and -mhard-float.
22139         (OPTION_DEFAULT_SPECS): Don't handle -mhard-float and -msoft-float.
22140         * config/arm/coff.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
22141         msoft-float.
22142         * config/arm/elf.h (ASM_SPEC): Don't handle -mhard-float and
22143         -msoft-float.
22144         (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not msoft-float.
22145         * config/arm/linux-elf.h (MULTILIB_DEFAULTS): Use mfloat-abi=hard,
22146         not mhard-float.
22147         (LIBGCC_SPEC): Don't handle -msoft-float.
22148         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Don't handle
22149         -mhard-float.
22150         * config/arm/pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
22151         msoft-float.
22152         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Handle
22153         -mfloat-abi=*, not -msoft-float and -mhard-float.
22154         * config/arm/semi.h((ASM_SPEC): Don't handle -mhard-float and
22155         -msoft-float.
22156         * config/arm/t-arm-elf (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS):
22157         Use mfloat-abi=hard and mfloat-abi=soft in comments, not
22158         mhard-float and msoft-float.
22159         * config/arm/t-linux (MULTILIB_OPTIONS): Use mfloat-abi=hard and
22160         mfloat-abi=soft in comments, not mhard-float and msoft-float.
22161         * config/arm/t-rtems (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
22162         mfloat-abi=soft and mfloat-abi=hard, not msoft-float and
22163         mhard-float.
22164         * config/arm/t-strongarm-elf (MULTILIB_OPTIONS): Use
22165         mfloat-abi=hard and mfloat-abi=soft, not mhard-float and
22166         msoft-float.
22167         * config/arm/t-wince-pe (MULTILIB_OPTIONS): Use mfloat-abi=hard,
22168         not mhard-float.
22169         * config/arm/wince-pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft,
22170         not msoft-float.
22171
22172 2011-03-22  Richard Henderson  <rth@redhat.com>
22173
22174         * config/alpha/alpha.c (alpha_expand_prologue): Don't test
22175         TARGET_ABI_WINDOWS_NT.
22176         (alpha_output_function_end_prologue): Likewise.
22177         * config/alpha/alpha.h (TARGET_ABI_OSF): Likewise.
22178         (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
22179         * config/alpha/alpha.md (call, call_value, tablejump): Likewise.
22180         (trap, *movsi_nt_vms): Likewise.
22181         (call_nt, call_value_nt, *call_nt_1, *call_value_nt_1): Remove.
22182         (*tablejump_osf_nt_internal): Remove.
22183         * config/alpha/predicates.md (input_operand): Only test Pmode.
22184
22185 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
22186
22187         * config/alpha/alpha.c (alpha_handle_option): Access target_flags
22188         via opts pointer.  Use error_at.  Don't assert that global
22189         structures are in use.
22190
22191 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
22192
22193         * config/i386/i386.c (ix86_isa_flags_explicit): Remove.
22194         (ix86_handle_option): Access ix86_isa_flags and
22195         ix86_isa_flags_explicit via opts pointer.  Don't assert that
22196         global structures are in use.
22197         (ix86_function_specific_save, ix86_function_specific_restore):
22198         Update ix86_isa_flags_explicit field name.
22199         * config/i386/i386.opt (ix86_isa_flags_explicit): New Variable entry.
22200         (ix86_isa_flags_explicit): Rename TargetSave entry to
22201         x_ix86_isa_flags_explicit.
22202
22203 2011-03-22  Richard Henderson  <rth@redhat.com>
22204
22205         * config/alpha/alpha.c (NUM_ARGS): Don't test TARGET_ABI_UNICOSMK.
22206         (alpha_option_override, direct_return): Likewise.
22207         (alpha_arg_partial_bytes, alpha_setup_incoming_varargs): Likewise.
22208         (alpha_va_start, alpha_gimplify_va_arg, alpha_sa_mask): Likewise.
22209         (alpha_sa_size, compute_frame_size, alpha_expand_prologue): Likewise.
22210         (alpha_start_function, alpha_output_function_end_prologue): Likewise.
22211         (alpha_expand_epilogue, alpha_end_function): Likewise.
22212         (alpha_init_libfuncs): Likewise.
22213         (struct machine_function): Remove unicosmk members.
22214         (print_operand) ['t']: Remove.
22215         (unicosmk_must_pass_in_stack, unicosmk_initial_elimination_offset,
22216         unicosmk_output_module_name, unicosmk_output_common,
22217         current_section_align, unicosmk_output_text_section_asm_op,
22218         unicosmk_output_data_section_asm_op, unicosmk_init_sections,
22219         unicosmk_section_type_flags, unicosmk_unique_section,
22220         unicosmk_asm_named_section, unicosmk_insert_attributes,
22221         unicosmk_output_align, unicosmk_defer_case_vector,
22222         unicosmk_output_addr_vec, unicosmk_output_deferred_case_vectors,
22223         SSIB_PREFIX, SSIB_PREFIX_LEN, unicosmk_ssib_name, unicosmk_gen_dsib,
22224         unicosmk_output_ssib, unicosmk_add_call_info_word,
22225         unicosmk_extern_head, unicosmk_output_default_externs,
22226         unicosmk_output_externs, unicosmk_add_extern, unicosmk_dex_list,
22227         unicosmk_dex_count, unicosmk_special_name, unicosmk_need_dex,
22228         unicosmk_output_dex, unicosmk_file_start, unicosmk_file_end): Remove.
22229         * config/alpha/alpha-protos.h: Update.
22230         * config/alpha/alpha.h (TARGET_ABI_OSF): Don't test TARGET_ABI_UNICOSMK.
22231         * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM): Remove.
22232         (UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): Remove.
22233         (mulsi3): Don't test TARGET_ABI_UNICOSMK.
22234         (*mulsi_se, mulvsi3): Likewise.
22235         (divsi3, udivsi3, modsi3, umodsi3, divdi3, udivdi3): Likewise.
22236         (*divmodsi_internal, call, call_value, realign): Likewise.
22237         (moddi3, umoddi3): Likewise; remove duplicate expander.
22238         (moddi3_umk, umoddi3_umk, call_umk, call_value_umk): Remove.
22239         (*call_umk_1, *movsi, umk_laum, umk_lalm, *umk_load_ciw): Remove.
22240         (*movdi_nofix): Remove r/U alternative.
22241         (umk_mismatch_args, arg_home_umk, *call_value_umk): Remove.
22242         * config/alpha/constraints.md ("U"): Remove.
22243         * config/alpha/predicates.md (call_operand"): Don't test
22244         TARGET_ABI_UNICOSMK.
22245
22246 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
22247
22248         * target.def (handle_option): Take gcc_options and
22249         cl_decoded_option pointers and location_t.
22250         * doc/tm.texi.in (TARGET_HANDLE_OPTION): Update documentation.
22251         * doc/tm.texi: Regenerate.
22252         * hooks.c (hook_bool_size_t_constcharptr_int_true): Remove.
22253         * hooks.h (hook_bool_size_t_constcharptr_int_true): Don't declare.
22254         * lto-opts.c (lto_reissue_options): Generate option structure for
22255         targetm.handle_option call.
22256         * opts.c (target_handle_option): Update call to
22257         targetm.handle_option.  Remove assertions about values now passed
22258         down to hook.
22259         * targhooks.c (default_target_handle_option): New.
22260         * targhooks.h (default_target_handle_option): Declare.
22261         * config/alpha/alpha.c: Include opts.h.
22262         (alpha_handle_option): Update to new hook interface.
22263         * config/arm/arm.c: Include opts.h.
22264         (arm_handle_option): Update to new hook interface.
22265         * config/arm/t-arm (arm.o): Update dependencies.
22266         * config/bfin/bfin.c: Include opts.h.
22267         (bfin_handle_option): Update to new hook interface.
22268         * config/cris/cris.c: Include opts.h.
22269         (cris_handle_option): Update to new hook interface.
22270         * config/frv/frv.c: Include opts.h.
22271         (frv_handle_option): Update to new hook interface.
22272         * config/i386/i386.c: Include opts.h.
22273         (ix86_handle_option): Update to new hook interface.
22274         (ix86_valid_target_attribute_inner_p): Generate option structure
22275         for call to ix86_handle_option.
22276         * config/i386/t-i386 (i386.o): Update dependencies.
22277         * config/ia64/ia64.c: Include opts.h.
22278         (ia64_handle_option): Update to new hook interface.
22279         * config/ia64/t-ia64 (ia64.o): Update dependencies.
22280         * config/iq2000/iq2000.c: Include opts.h.
22281         (iq2000_handle_option): Update to new hook interface.
22282         * config/m32c/m32c.c: Include opts.h.
22283         (m32c_handle_option): Update to new hook interface.
22284         * config/m32r/m32r.c: Include opts.h.
22285         (m32r_handle_option): Update to new hook interface.
22286         * config/m68k/m68k.c: Include opts.h.
22287         (m68k_handle_option): Update to new hook interface.
22288         * config/mep/mep.c: Include opts.h.
22289         (mep_handle_option): Update to new hook interface.
22290         * config/microblaze/microblaze.c: Include opts.h.
22291         (microblaze_handle_option): Update to new hook interface.
22292         * config/mips/mips.c: Include opts.h.
22293         (mips_handle_option): Update to new hook interface.
22294         * config/mn10300/mn10300.c: Include opts.h.
22295         (mn10300_handle_option): Update to new hook interface.
22296         * config/pa/pa.c: Include opts.h.
22297         (pa_handle_option): Update to new hook interface.
22298         * config/pdp11/pdp11.c: Include opts.h.
22299         (pdp11_handle_option): Update to new hook interface.
22300         * config/rs6000/rs6000.c: Include opts.h.
22301         (rs6000_handle_option): Update to new hook interface.
22302         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
22303         * config/rx/rx.c: Include opts.h.
22304         (rx_handle_option): Update to new hook interface.
22305         * config/s390/s390.c: Include opts.h.
22306         (s390_handle_option): Update to new hook interface.
22307         * config/score/score.c: Include opts.h.
22308         (score_handle_option): Update to new hook interface.
22309         * config/sh/sh.c: Include opts.h.
22310         (sh_handle_option): Update to new hook interface.
22311         * config/sparc/sparc.c: Include opts.h.
22312         (sparc_handle_option): Update to new hook interface.
22313         * config/v850/v850.c: Include opts.h.
22314         (v850_handle_option): Update to new hook interface.
22315
22316 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
22317
22318         * gcc.c (driver_unknown_option_callback): Only permit and save
22319         unknown -Wno- options.
22320         (driver_wrong_lang_callback): Save options directly instead of via
22321         driver_unknown_option_callback.
22322
22323 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
22324
22325         * combine.c (simplify_set): Try harder to find the best CC mode when
22326         simplifying a nested COMPARE on the RHS.
22327
22328 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
22329
22330         * config/alpha/gnu.h: Remove.
22331         * config/arc: Remove directory.
22332         * config/arm/netbsd.h: Remove.
22333         * config/arm/t-pe: Remove.
22334         * config/crx: Remove directory.
22335         * config/i386/netbsd.h: Remove.
22336         * config/m68hc11: Remove directory.
22337         * config/m68k/uclinux-oldabi.h: Remove.
22338         * config/mcore/mcore-pe.h: Remove.
22339         * config/mcore/t-mcore-pe: Remove.
22340         * config/netbsd-aout.h: Remove.
22341         * config/rs6000/gnu.h: Remove.
22342         * config/sh/sh-symbian.h: Remove.
22343         * config/sh/symbian-base.c: Remove.
22344         * config/sh/symbian-c.c: Remove.
22345         * config/sh/symbian-cxx.c: Remove.
22346         * config/sh/symbian-post.h: Remove.
22347         * config/sh/symbian-pre.h: Remove.
22348         * config/sh/t-symbian: Remove.
22349         * config/svr3.h: Remove.
22350         * config/vax/netbsd.h: Remove.
22351         * config.build: Don't handle i[34567]86-*-pe.
22352         * config.gcc: Remove handling of deprecations for most deprecated
22353         targets.
22354         (m68k-*-uclinuxoldabi*): Add to second deprecated list.
22355         (alpha*-*-gnu*, arc-*-elf*, arm*-*-netbsd*, arm-*-pe*, crx-*-elf,
22356         i[34567]86-*-netbsd*, i[34567]86-*-pe, m68hc11-*-*|m6811-*-*,
22357         m68hc12-*-*|m6812-*-*, m68k-*-uclinuxoldabi*, mcore-*-pe*,
22358         powerpc64-*-gnu*, powerpc-*-gnu-gnualtivec*, powerpc-*-gnu*,
22359         sh-*-symbianelf* | sh[12346l]*-*-symbianelf*, vax-*-netbsd*):
22360         Remove cases.
22361         * config.host: Don't handle i[34567]86-*-pe.
22362         * config/rs6000/linux64.h (LINK_OS_GNU_SPEC): Remove.
22363         (ASM_SPEC32): Don't handle -mcall-gnu.
22364         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't handle
22365         -mcall-gnu.
22366         (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC, CPP_SPEC,
22367         STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC): Don't handle -mcall-gnu.
22368         (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
22369         LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): Remove.
22370         (SUBTARGET_EXTRA_SPECS): Remove *_gnu specs.
22371         * config/sh/sh-protos.h, config/sh/sh.c: Remove all code
22372         conditional on SYMBIAN.
22373         * configure.ac: Don't handle powerpc*-*-gnu*.
22374         * configure: Regenerate.
22375         * doc/extend.texi (interrupt attribute): Don't mention CRX.
22376         * doc/install-old.texi (m6811, m6812): Don't mention.
22377         * doc/install.texi (arc-*-elf*): Don't document multilib option.
22378         (arc-*-elf, CRX, m6811-elf, m6812-elf): Remove.
22379         (m68k-uclinuxoldabi): Don't mention.
22380         * doc/invoke.texi (ARC Options, CRX Options, M68hc1x Options):
22381         Remove.
22382         (-mcall-gnu): Remove.
22383         * doc/md.texi (CRX Architecture, Motorola 68HC11 & 68HC12
22384         families): Remove constraint documentation.
22385
22386 2011-03-22  Marius Strobl  <marius@FreeBSD.org>
22387
22388         * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
22389         (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
22390         (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
22391
22392 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
22393
22394         PR target/48226
22395         * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If we see a
22396         vector when peeking at the next token for vector, don't expand the
22397         keywords.
22398
22399 2011-03-21  Georg-Johann Lay  <avr@gjlay.de>
22400
22401         * config/avr/avr-protos.h (expand_epilogue): Change prototype
22402         * config/avr/avr.h (struct machine_function): Add field sibcall_fails.
22403         * config/avr/avr.c (init_cumulative_args)
22404         (avr_function_arg_advance): Use it.
22405         * config/avr/avr.c (expand_epilogue): Add bool parameter. Handle
22406         sibcall epilogues.
22407         (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to...
22408         (avr_function_ok_for_sibcall): ...this new function.
22409         (avr_lookup_function_attribute1): New static Function.
22410         (avr_naked_function_p, interrupt_function_p)
22411         (signal_function_p, avr_OS_task_function_p)
22412         (avr_OS_main_function_p): Use it.
22413         * config/avr/avr.md ("sibcall", "sibcall_value")
22414         ("sibcall_epilogue"): New expander.
22415         ("*call_insn", "*call_value_insn"): New insn.
22416         ("call_insn", "call_value_insn"): Remove
22417         ("call", "call_value", "epilogue"): Change expander to handle
22418         sibling calls.
22419
22420 2011-03-21  Nick Clifton  <nickc@redhat.com>
22421
22422         * doc/invoke.texi (Overall Options): Move closing brace to end of
22423         options list.
22424         (Optimization Options): Add missing @gol.
22425         (Directory Options): Likewise.
22426         (i386 and x86-64 Options): Likewise.
22427         (RS6000 and PowerPC Options): Likewise.
22428         (i386 and x86-64 Windows Options): Likewise.
22429         (V850 Options): Add text missing from descriptions.
22430
22431 2011-03-22  Richard Henderson  <rth@redhat.com>
22432
22433         * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
22434         (avr_incoming_return_addr_rtx): New.
22435         (emit_push_byte): New.
22436         (expand_prologue): Use it.  Remove incorrect dwarf annotation for
22437         SREG, RAMPZ, zero register.  Push frame pointer by bytes.  Add dwarf
22438         annotation for __prologue_saves__.  Fixup dwarf annotation for CFA.
22439         (emit_pop_byte): New.
22440         (expand_epilogue): Use it.  Pop frame pointer by bytes.
22441         * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
22442         (INCOMING_RETURN_ADDR_RTX): New.
22443         (INCOMING_FRAME_SP_OFFSET): New.
22444         (ARG_POINTER_CFA_OFFSET): New.
22445         * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
22446         (*pushhi, *pushsi, *pushsf, popqi): Likewise.
22447         (pophi): Remove.
22448
22449         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
22450
22451 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
22452
22453         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
22454         (FUNCTION_ARG_ADVANCE): Likewise.
22455         * tm.texi.in: Change references to them to hook references.
22456         * tm.texi: Regenerate.
22457         * targhooks.c (default_function_arg): Eliminate check for target
22458         macro.
22459         (default_function_incoming_arg): Likewise.
22460         (default_function_arg_advance): Likewise.
22461         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
22462         (function_arg_advance): Likewise.
22463         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
22464
22465 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
22466
22467         * tree.c (build_call_1): New function.
22468         (build_call_valist, build_call_array_loc, build_call_vec): Call it.
22469
22470 2011-03-22  Richard Guenther  <rguenther@suse.de>
22471
22472         PR tree-optimization/48228
22473         * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
22474         for single-arg PHIs.
22475
22476 2011-03-22  Andrey Belevantsev  <abel@ispras.ru>
22477
22478         PR rtl-optimization/48143
22479         * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
22480         (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
22481         sse2_cvtps2pd): Likewise.
22482
22483 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
22484
22485         * recog.c (canonicalize_change_group): Use validate_unshare_change.
22486
22487 2011-03-22  Richard Guenther  <rguenther@suse.de>
22488
22489         * gimple.c (gimple_rhs_class_table): POLYNOMIAL_CHREC is not
22490         a valid RHS.  Make DOT_PROD_EXPR and REALIGN_LOAD_EXPR ternary.
22491         * tree-cfg.c (verify_gimple_assign_ternary): Allow DOT_PROD_EXPR
22492         and REALIGN_LOAD_EXPR.
22493         (verify_gimple_assign_single): Do not allow POLYNOMIAL_CHREC,
22494         DOT_PROD_EXPR or REALIGN_LOAD_EXPR.
22495         * expr.c (expand_expr_real_1): Move REALIGN_LOAD_EXPR and
22496         DOT_PROD_EXPR case ...
22497         (expand_expr_real_2): ... here.
22498         * gimple-pretty-print.c (dump_ternary_rhs): Handle DOT_PROD_EXPR
22499         and REALIGN_LOAD_EXPR.
22500         * tree-data-ref.c (split_constant_offset): Bail out for all CHRECs.
22501         * tree-vect-loop.c (vect_model_reduction_cost): Handle ternaries.
22502         (vect_create_epilog_for_reduction): Likewise.
22503         (vectorizable_reduction): Likewise.
22504         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Adjust.
22505         * tree-vect-stmts.c (vectorizable_load): Likewise.
22506
22507 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
22508
22509         * gimplify.c (gimplify_cond_expr): Gimplify COMPOUND_EXPR conditions.
22510
22511 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
22512
22513         * config/s390/s390.c (s390_delegitimize_address): Fix offset
22514         handling for PLTOFF/GOTOFF.
22515
22516 2011-03-22  Nick Clifton  <nickc@redhat.com>
22517
22518         * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
22519         trailing backslash from the end of the macro definition.
22520
22521 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
22522
22523         * config/s390/s390.c (s390_delegitimize_address): Handle PLTOFF
22524         and PLT unspecs.
22525
22526 2011-03-21  Richard Sandiford  <richard.sandiford@linaro.org>
22527
22528         * expr.h (prepare_operand): Move to...
22529         * optabs.h (prepare_operand): ...here and change the insn code
22530         parameter from "int" to "enum insn_code".
22531         (insn_operand_matches): Declare.
22532         * expr.c (init_expr_target): Use insn_operand_matches.
22533         (compress_float_constant): Likewise.
22534         * function.c (safe_insn_predicate, assign_parm_setup_reg): Likewise.
22535         * optabs.c (can_compare_p, prepare_cmp_insn): Likewise.
22536         (emit_cmp_and_jump_insn_1, gen_add2_insn, gen_add3_insn): Likewise.
22537         (have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn):
22538         Likewise.
22539         (gen_cond_trap): Likewise.
22540         (prepare_operand): Likewise.  Change icode to an insn_code.
22541         (insn_operand_matches): New function.
22542         * reload.c (find_reloads_address_1): Use insn_operand_matches.
22543         * reload1.c (gen_reload): Likewise.
22544         * targhooks.c (default_secondary_reload): Likewise.
22545
22546 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
22547
22548         * config/alpha/alpha.md (unspec): New define_c_enum.
22549         (unspecv): Ditto.
22550
22551 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
22552
22553         PR debug/48214
22554         * config/alpha/alpha.c (alpha_pad_noreturn): Do not emit an unop
22555         between a call and its CALL_ARG_LOCATION note.
22556
22557 2011-03-21  Eric Botcazou  <ebotcazou@adacore.com>
22558
22559         * gimplify.c (gimplify_vla_decl): Set TREE_THIS_NOTRAP flag.
22560
22561 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
22562
22563         PR c/42544
22564         PR c/48197
22565         * c-common.c (shorten_compare): If primopN is first sign-extended
22566         to opN and then zero-extended to result type, set primopN to opN.
22567
22568 2011-03-21  Daniel Jacobowitz  <dan@codesourcery.com>
22569
22570         * config/arm/unwind-arm.c (__gnu_unwind_pr_common): Correct test
22571         for barrier handlers.
22572
22573 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
22574
22575         * config/rs6000/rs6000.md (UNSPEC_*, UNSPECV_*): Redefine all
22576         UNSPEC constants to be in the unspec enumeration, and redefine
22577         all UNSPECV constants to be in the unspecv enumeration, so that
22578         dumps print which unspec/unspec_volatile this is.
22579         * config/rs6000/vector.md (UNSPEC_*): Ditto.
22580         * config/rs6000/paired.md (UNSPEC_*): Ditto.
22581         * config/rs6000/vsx.md (UNSPEC_*): Ditto.
22582         * config/rs6000/altivec.md (UNSPEC_*, UNSPECV_*): Ditto.
22583         * config/rs6000/dfp.md (UNSPEC_*): Ditto.
22584
22585         * config/rs6000/rs6000.md (UNSPECV_ISYNC, UNSPECV_LWSYNC): Rename
22586         UNSPEC_ISYNC and UNSPEC_HWSYNC to UNSPECV_ISYNC and
22587         UNSPECV_LWSYNC, since these are used as unspec_volatile.
22588         * config/rs6000/sync.md (isync, lwsync): Ditto.
22589
22590 2011-03-21  Richard Guenther  <rguenther@suse.de>
22591
22592         * params.def (lto-min-partition): Fix typo.
22593
22594 2011-03-21  Richard Guenther  <rguenther@suse.de>
22595
22596         PR c/47939
22597         * c-decl.c (grokdeclarator): Drop to the main variant only
22598         for array types.  Drop flag_gen_aux_info check.
22599
22600 2011-03-21  Richard Guenther  <rguenther@suse.de>
22601
22602         PR translation/47911
22603         * params.def (lto-partitions): Fix typo.
22604         (lto-min-partition): Fix wording.
22605
22606 2011-03-21  Andreas Tobler  <andreast@fgznet.ch>
22607
22608         * config/rs6000/t-freebsd: Remove duplication from file.
22609
22610 2011-03-21  Richard Guenther  <rguenther@suse.de>
22611
22612         PR middle-end/47661
22613         * gimple.c (is_gimple_condexpr): Use tree_could_throw_p.
22614
22615 2011-03-21  Richard Guenther  <rguenther@suse.de>
22616
22617         PR lto/48210
22618         * params.def (lto-partitions): Require at least 1 partition.
22619
22620 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
22621
22622         * gthr-solaris.h: Remove.
22623         * gthr.h (_SOLARIS_THREADS): Don't include gthr-solaris.h, remove.
22624         * config/sol2.h (CPP_SUBTARGET_SPEC): Remove -threads support.
22625         (LIB_SPEC): Likewise.
22626         * config/sol2.opt (threads): Remove.
22627         * config.gcc (i[34567]86-*-solaris2*): Remove solaris threads support.
22628         (sparc*-*-solaris2*): Likewise.
22629         * configure.ac (enable_threads): Enable solaris support.
22630         * configure: Regenerate.
22631         * doc/invoke.texi (Option Summary, Solaris 2 Options): Remove -threads.
22632         * doc/install.texi (Configuration, --enable-threads=lib): Remove
22633         solaris.
22634
22635 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
22636
22637         * config.gcc: Obsolete *-*-solaris2.8*.
22638         * doc/install.texi (Specific, *-*-solaris2*): Document it.
22639
22640 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
22641
22642         PR bootstrap/48135
22643         * doc/install.texi (Prerequisites, Perl): Remove Glob.pm
22644         reference.  Solaris 8 perl works.
22645
22646 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
22647
22648         PR bootstrap/48135
22649         * doc/install.texi (Prerequisites): Move jar etc. up.
22650         Explain support library version requirements.
22651
22652 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
22653
22654         PR bootstrap/48135
22655         * doc/install.texi (Prerequisites): Move Perl to build
22656         requirements.  Always necessary on Solaris 2 with Sun ld.
22657
22658 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
22659
22660         * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
22661         binutils 2.21.
22662         (Specific, i?86-*-solaris2.[89]): Likewise.
22663         (Specific, i?86-*-solaris2.10): Likewise.
22664         (Specific, mips-sgi-irix6): Likewise.
22665         (Specific, *-*-solaris2*): Remove Sun Studio download URL.
22666         Update for binutils 2.21.
22667
22668 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
22669
22670         * configure.ac (gcc_cv_lto_plugin): Fix typo.
22671         Allow -fuse-linker-plugin for non-default plugin linker.
22672         * configure: Regenerate.
22673
22674 2011-03-21  Nicola Pero  <nicola.pero@meta-innovation.com>
22675
22676         PR bootstrap/48167
22677         * gengtype.c (files_rules): Added rule for cp/parser.h.
22678
22679 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
22680
22681         PR target/48213
22682         * config/s390/s390.c (s390_delegitimize_address): Don't call
22683         lowpart_subreg if orig_x has BLKmode.
22684
22685 2011-03-21  Kai Tietz  <ktietz@redhat.com>
22686
22687         PR target/12171
22688         * doc/plugins.texi: Adjust documentation for plugin register_callback.
22689         * tree.h (attribute_spec): Add new member affects_type_identity.
22690         * attribs.c (empty_attribute_table): Adjust attribute_spec
22691         initializers.
22692         * config/alpha/alpha.c: Likewise.
22693         * config/arc/arc.c: Likewise.
22694         * config/arm/arm.c: Likewise.
22695         * config/avr/avr.c: Likewise.
22696         * config/bfin/bfin.c: Likewise.
22697         * config/crx/crx.c: Likewise.
22698         * config/darwin.h: Likewise.
22699         * config/h8300/h8300.c: Likewise.
22700         * config/i386/cygming.h: Likewise.
22701         * config/i386/i386.c: Likewise.
22702         * config/ia64/ia64.c: Likewise.
22703         * config/m32c/m32c.c: Likewise.
22704         * config/m32r/m32r.c: Likewise.
22705         * config/m68hc11/m68hc11.c: Likewise.
22706         * config/m68k/m68k.c: Likewise.
22707         * config/mcore/mcore.c: Likewise.
22708         * config/mep/mep.c: Likewise.
22709         * config/microblaze/microblaze.c: Likewise.
22710         * config/mips/mips.c: Likewise.
22711         * config/rs6000/rs6000.c: Likewise.
22712         * config/rx/rx.c: Likewise.
22713         * config/sh/sh.c: Likewise.
22714         * config/sol2.h: Likewise.
22715         * config/sparc/sparc.c: Likewise.
22716         * config/spu/spu.c: Likewise.
22717         * config/stormy16/stormy16.c: Likewise.
22718         * config/v850/v850.c: Likewise.
22719
22720 2011-03-21  Chung-Lin Tang  <cltang@codesourcery.com>
22721
22722         * simplify-rtx.c (simplify_binary_operation_1): Handle
22723         (xor (and A B) C) case when B and C are both constants.
22724
22725 2011-03-21  Mingjie Xing  <mingjie.xing@gmail.com>
22726
22727         * tree-dfa.c (add_referenced_var): Fix typo in comment.
22728
22729 2011-03-20  Eric Botcazou  <ebotcazou@adacore.com>
22730
22731         PR bootstrap/48168
22732         * config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.
22733
22734 2011-03-20  Jakub Jelinek  <jakub@redhat.com>
22735
22736         PR rtl-optimization/48156
22737         * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
22738         assume df and df_lr are not NULL.
22739
22740 2011-03-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
22741
22742         PR debug/48023
22743         * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
22744         between a call and its CALL_ARG_LOCATION note.
22745
22746 2011-03-19  Kaz Kojima  <kkojima@gcc.gnu.org>
22747
22748         PR debug/48178
22749         * config/sh/sh.c (find_barrier): Don't emit a constant pool
22750         between a call and its corresponding CALL_ARG_LOCATION note.
22751
22752 2011-03-19  Anatoly Sokolov  <aesok@post.ru>
22753
22754         * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
22755         instead of loop. Use HARD_REGISTER_NUM_P predicate.
22756         * haifa-sched.c (setup_ref_regs): Ditto.
22757         * caller-save.c (add_used_regs_1): Ditto.
22758         * dse.c (look_for_hardregs): Ditto.
22759         * df-problems.c (df_simulate_one_insn_forwards): Ditto.
22760         * sched-rgn.c (check_live_1): Ditto.
22761
22762 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
22763
22764         * c-decl.c (diagnose_mismatched_decls): Give an error for
22765         redefining a typedef with variably modified type.
22766
22767 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
22768
22769         * c-decl.c (grokfield): Don't allow typedefs for structures or
22770         unions with no tag by default.
22771         * doc/extend.texi (Unnamed Fields): Update.
22772
22773 2011-03-18  Uros Bizjak  <ubizjak@gmail.com>
22774
22775         * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
22776         Rewrite using indirect functions.
22777         (lwp_slwpcb): Ditto.
22778         * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
22779         (avx_vinsertf128<mode>): Ditto.
22780
22781 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
22782
22783         * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
22784         unspecs.
22785
22786 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
22787
22788         * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
22789         splitting between a call and its corresponding CALL_ARG_LOCATION note.
22790
22791 2011-03-18  Maxim Kuvyrkov  <maxim@codesourcery.com>
22792
22793         PR rtl-optimization/48170
22794         * gcse.c (hoist_code): Remove bogus asserts.
22795
22796 2011-03-18  Georg-Johann Lay  <avr@gjlay.de>
22797
22798         * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
22799         computation for prologue/epilogue.
22800
22801 2011-03-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
22802
22803         * Makefile.in (check-consistency): Remove.
22804
22805 2011-03-18  Jakub Jelinek  <jakub@redhat.com>
22806
22807         PR debug/48176
22808         * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
22809         arange_table_in_use is 0, but either text_section_used or
22810         cold_text_section_used is true.  Don't call it if
22811         !info_section_emitted.
22812
22813 2011-03-18  Anatoly Sokolov  <aesok@post.ru>
22814
22815         * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
22816         FUNCTION_VALUE_REGNO_P): Remove.
22817         * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
22818         Remove.
22819         * config/avr/avr.c (avr_ret_register): Make static inline.
22820         (avr_function_value_regno_p): New function.
22821         (avr_libcall_value): Make static. Add 'func' argument.
22822         (avr_function_value): Make static. Rename 'func' argument to
22823         'fn_decl_or_type', forward it to avr_libcall_value. Call
22824         avr_ret_register function instead of RET_REGISTER macro.
22825         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
22826
22827 2011-03-18  Jason Merrill  <jason@redhat.com>
22828
22829         PR c++/23372
22830         * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
22831
22832 2011-03-18  Richard Guenther  <rguenther@suse.de>
22833
22834         * doc/install.texi (--enable-gold): Remove.
22835         (--with-plugin-ld): Document.
22836         * doc/invoke.texi (-fuse-linker-plugin): Clarify.
22837
22838 2011-03-18  Andrew Pinski  <pinskia@gmail.com>
22839
22840         PR middle-end/47790
22841         * expr.c (optimize_bitfield_assignment_op): Revamp to work
22842         again after expansion changes.
22843
22844 2011-03-18  Chung-Lin Tang  <cltang@codesourcery.com>
22845
22846         * combine.c (try_combine): Do simplification only call of
22847         subst() on i2 even when i1 is present. Update comments.
22848
22849 2011-03-18  Kaz Kojima  <kkojima@gcc.gnu.org>
22850
22851         * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
22852         and UNSPEC_PCREL_SYMOFF.
22853
22854 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
22855
22856         * config/s390/s390.md: Use define_c_enum for the unspec constant
22857         definitions.
22858
22859 2011-03-18  Richard Henderson  <rth@redhat.com>
22860             Jakub Jelinek  <jakub@redhat.com>
22861
22862         PR bootstrap/48161
22863         * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
22864         instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
22865
22866 2011-03-17  Anatoly Sokolov  <aesok@post.ru>
22867
22868         * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
22869         * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
22870         * config/v850/v850.c (v850_output_addr_const_extra): Make static.
22871         Change return type to bool.
22872         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
22873
22874 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
22875
22876         PR debug/48163
22877         * var-tracking.c (prepare_call_arguments): If CALL target
22878         is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
22879         pc instead of looking it up using cselib_lookup and use
22880         Pmode for it if x has VOIDmode.
22881         * dwarf2out.c (gen_subprogram_die): If also both first and
22882         second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
22883
22884         PR debug/48163
22885         * function.c (assign_parms): For data.passed_pointer parms
22886         use MEM of data.entry_parm instead of data.entry_parm itself
22887         as DECL_INCOMING_RTL.
22888         * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
22889         also when passed and declared mode is the same, DECL_RTL
22890         is a MEM with pseudo as address and DECL_INCOMING_RTL is
22891         a MEM too.
22892
22893 2011-03-16  Jeff Law  <law@redhat.com>
22894
22895         PR rtl-optimization/37273
22896         * ira-costs.c (scan_one_insn): Detect constants living in memory and
22897         handle them like argument loads from stack slots.  Do not double
22898         count memory for memory constants and argument loads from stack slots.
22899
22900 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
22901
22902         PR debug/48160
22903         * var-tracking.c (prepare_call_arguments): Check SUBREG.
22904
22905 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
22906
22907         PR target/48171
22908         * config/i386/i386.opt: Add Save to -mavx and -mfma.
22909
22910 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
22911
22912         PR bootstrap/48153
22913         * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
22914         if dwarf_strict.
22915         (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
22916         Clear call_arg_locations and call_arg_loc_last always.
22917
22918         PR middle-end/48152
22919         * var-tracking.c (prepare_call_arguments): If argument needs to be
22920         passed by reference, adjust argtype and mode.
22921
22922 2011-03-17  Richard Guenther  <rguenther@suse.de>
22923
22924         PR middle-end/48134
22925         * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
22926         a value make sure to fold the statement.
22927
22928 2011-03-17  Chung-Lin Tang  <cltang@codesourcery.com>
22929
22930         PR target/43872
22931         * config/arm/arm.c (arm_get_frame_offsets): Adjust early
22932         return condition with !cfun->calls_alloca.
22933
22934 2011-03-17  Richard Guenther  <rguenther@suse.de>
22935
22936         PR bootstrap/48148
22937         * lto-cgraph.c (input_overwrite_node): Clear the abstract
22938         origin for decls in other ltrans units.
22939         (input_varpool_node): Likewise.
22940
22941 2011-03-17  Richard Guenther  <rguenther@suse.de>
22942
22943         PR middle-end/48165
22944         * tree-object-size.c (compute_object_offset): Properly return
22945         the offset operand of MEM_REFs as sizetype.
22946
22947 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
22948
22949         PR rtl-optimization/48141
22950         * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
22951         * dse.c: Include params.h.
22952         (active_local_stores_len): New variable.
22953         (add_wild_read, dse_step1): Clear it when setting active_local_stores
22954         to NULL.
22955         (record_store, check_mem_read_rtx): Decrease it when removing
22956         from the chain.
22957         (scan_insn): Likewise.  Increase it when adding to chain, if it
22958         reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
22959         set active_local_stores to NULL before the addition.
22960         * Makefile.in (dse.o): Depend on $(PARAMS_H).
22961
22962         PR rtl-optimization/48141
22963         * dse.c (record_store): If no positions are needed in an insn
22964         that cannot be deleted, at least unchain it from active_local_stores.
22965
22966 2011-03-16  Dodji Seketeli  <dodji@redhat.com>
22967
22968         PR debug/47510
22969         * dwarf2out.c (strip_naming_typedef): Factorize out of ...
22970         (lookup_type_die_strip_naming_typedef): ... here.
22971         (get_context_die): Use it.
22972         (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
22973         the anonymous struct named by the naming typedef.
22974
22975 2011-03-16  H.J. Lu  <hongjiu.lu@intel.com>
22976
22977         PR target/48154
22978         * config/i386/i386.c (ix86_builtin_vectorized_function): Check
22979         TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
22980
22981 2011-03-16  Jeff Law  <law@redhat.com>
22982
22983         * tree-vrp.c (identify_jump_threads): Slightly simplify type
22984         check for operands of conditional.  Allow type to be a pointer.
22985
22986 2011-03-16  Richard Guenther  <rguenther@suse.de>
22987
22988         PR tree-optimization/48149
22989         * fold-const.c (fold_binary_loc): Fold
22990         COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
22991
22992 2011-03-16  Richard Guenther  <rguenther@suse.de>
22993
22994         PR tree-optimization/26134
22995         * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
22996         complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
22997         (non_rewritable_mem_ref_base): Handle complex type component
22998         accesses, constrain offsets for vector and complex extracts
22999         more properly.
23000
23001 2011-03-16  Richard Guenther  <rguenther@suse.de>
23002
23003         PR tree-optimization/48146
23004         * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
23005         operands avoiding the need for renaming.
23006
23007 2011-03-16  Richard Guenther  <rguenther@suse.de>
23008
23009         * gimple-fold.c (maybe_fold_reference): Open-code relevant
23010         constant folding.  Move MEM_REF canonicalization first.
23011         Rely on fold_const_aggregate_ref for initializer folding.
23012         * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
23013
23014 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
23015
23016         PR middle-end/48136
23017         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
23018         arg0/arg1 or their arguments are always fold converted to matching
23019         types.
23020
23021         * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
23022         to nargs.
23023
23024 2011-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
23025
23026         PR lto/46944
23027         * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
23028         Handle in-tree gold.
23029         (ld_vers): Extract binutils version for gold.
23030         (gcc_cv_ld_hidden): Handle gold here.
23031         (gcc_cv_lto_plugin): Determine level of linker plugin support.
23032         * configure: Regenerate.
23033         * config.in: Regenerate.
23034         * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
23035         -fuse-linker-plugin otherwise.
23036         (LINK_PLUGIN_SPEC): Define.  Extract from LINK_COMMAND_SPEC.
23037         (LINK_COMMAND_SPEC): Use it.
23038         (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
23039
23040 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
23041
23042         * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
23043         * calls.c: Remove debug.h include.
23044         (emit_call_1): Don't call virtual_call_token debug hook.
23045         * dwarf2out.c (debug_dcall_section, debug_vcall_section,
23046         dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
23047         vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
23048         size_of_dcall_table, output_dcall_table, size_of_vcall_table,
23049         output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
23050         vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
23051         dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
23052         dwarf2out_virtual_call): Remove.
23053         (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
23054         copy_call_info and virtual_call hooks.
23055         (dwarf2out_init): Don't initialize vcall_insn_table,
23056         debug_dcall_section and debug_vcall_section.
23057         (prune_unused_types): Don't mark nodes from dcall_table.
23058         (dwarf2out_finish): Don't output dcall or vcall tables.
23059         * final.c (final_scan_insn): Don't call direct_call or
23060         virtual_call debug hooks.
23061         * debug.h (struct gcc_debug_hooks): Remove direct_call,
23062         virtual_call_token, copy_call_info and virtual_call hooks.
23063         (debug_nothing_uid): Remove prototype.
23064         * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
23065         copy_call_info and virtual_call hooks.
23066         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
23067         * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
23068         * debug.c (do_nothing_debug_hooks): Likewise.
23069         (debug_nothing_uid): Remove.
23070         * doc/invoke.texi (-fenable-icf-debug): Remove.
23071         * common.opt (-fenable-icf-debug): Likewise.
23072
23073         * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
23074         * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
23075         call's MEM.  Handle functions returning aggregate through a hidden
23076         first pointer.  For virtual calls add clobbered pc to call arguments
23077         chain.
23078         * dwarf2out.c (gen_subprogram_die): Emit
23079         DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
23080         can't be emitted.
23081
23082         PR debug/45882
23083         * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
23084         * rtl.h (ENTRY_VALUE_EXP): Define.
23085         * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
23086         * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
23087         * print-rtl.c (print_rtx): Likewise.
23088         * gengtype.c (adjust_field_rtx_def): Likewise.
23089         * var-tracking.c (vt_add_function_parameter): Adjust
23090         gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
23091         * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
23092         * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
23093         partition is a default definition of a PARM_DECL, use ENTRY_VALUE
23094         of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
23095
23096         * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
23097         Call var_location debug hook even on CALL_INSNs.
23098         (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
23099         * rtl.def (ENTRY_VALUE): New.
23100         * dwarf2out.c: Include cfglayout.h.
23101         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
23102         output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
23103         (struct call_arg_loc_node): New type.
23104         (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
23105         tail_call_site_count): New variables.
23106         (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
23107         DW_TAG_GNU_call_site_parameter.
23108         (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
23109         DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
23110         DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
23111         DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
23112         and DW_AT_GNU_all_source_call_sites.
23113         (mem_loc_descriptor): Handle ENTRY_VALUE.
23114         (add_src_coords_attributes): Don't add enything if
23115         DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
23116         (dwarf2out_abstract_function): Save and clear call_arg_location,
23117         call_site_count and tail_call_site_count around dwarf2out_decl call.
23118         (gen_call_site_die): New function.
23119         (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
23120         (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
23121         (dwarf2out_function_decl): Clear call_arg_locations,
23122         call_arg_loc_last, set call_site_count and tail_call_site_count
23123         to -1 and free block_map.
23124         (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
23125         CALL_INSNs.  Add NOTE_DURING_CALL_P var location notes even when not
23126         followed by any real instructions.
23127         (dwarf2out_begin_function): Set call_site_count and
23128         tail_call_site_count to 0.
23129         (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
23130         is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
23131         attempt to force a DIE for it and worst case remove the attribute.
23132         (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
23133         check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
23134         the decl itself.
23135         * var-tracking.c: Include tm_p.h.
23136         (vt_stack_adjustments): For calls call note_register_arguments.
23137         (argument_reg_set): New variable.
23138         (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
23139         ensure the VALUE is resolved.
23140         (call_arguments): New variable.
23141         (prepare_call_arguments): New function.
23142         (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
23143         (struct expand_loc_callback_data): Add ignore_cur_loc field.
23144         (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
23145         always use the best expression.
23146         (vt_expand_loc): Add ignore_cur_loc argument.
23147         (vt_expand_loc_dummy): Clear ignore_cur_loc field.
23148         (emit_note_insn_var_location): Adjust vt_expand_loc callers.
23149         (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
23150         note for all calls.
23151         (vt_add_function_parameter): Use cselib_lookup_from_insn.
23152         If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
23153         argument.  Don't call cselib_preserve_only_values and
23154         cselib_reset_table.
23155         (note_register_arguments): New function.
23156         (vt_initialize): Compute argument_reg_set.  Call
23157         vt_add_function_parameters before processing basic blocks instead of
23158         afterwards.  For calls call prepare_call_arguments before calling
23159         cselib_process_insn.
23160         * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
23161         * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
23162         (var-tracking.o): Depend on $(TM_P_H).
23163         * cfglayout.h (insn_scope): New prototype.
23164         * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
23165         * cfglayout.c (insn_scope): No longer static.
23166         * insn-notes.def (CALL_ARG_LOCATION): New.
23167         * calls.c (expand_call, emit_library_call_value_1): Put USEs for
23168         MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
23169         * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
23170         nothing for DECL_EXTERNAL BLOCK_VARS.
23171
23172 2011-03-16  Alan Modra  <amodra@gmail.com>
23173
23174         PR target/45844
23175         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
23176         create invalid offset address for vsx splat insn.
23177         * config/rs6000/predicates.md (splat_input_operand): New.
23178         * config/rs6000/vsx.md (vsx_splat_*): Use it.
23179
23180 2011-03-15  Xinliang David Li  <davidxl@google.com>
23181
23182         PR c/47837
23183         * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
23184         (normalize_preds): New function.
23185         (is_use_properly_guarded): Normalize def predicates.
23186
23187 2011-03-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
23188
23189         PR target/46788
23190         * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
23191         in the output template.
23192
23193 2011-03-15  Richard Guenther  <rguenther@suse.de>
23194
23195         PR middle-end/47650
23196         * tree-pretty-print.c (dump_function_declaration): Properly
23197         dump unprototyped and varargs function types.
23198
23199 2011-03-15  Richard Guenther  <rguenther@suse.de>
23200
23201         PR tree-optimization/13954
23202         * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
23203         and friends.
23204
23205 2011-03-15  Richard Guenther  <rguenther@suse.de>
23206
23207         PR tree-optimization/48037
23208         * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
23209         selects into BIT_FIELD_REFs.
23210         (non_rewritable_mem_ref_base): Check if a MEM_REF is a
23211         vector select.
23212
23213 2011-03-15  Jakub Jelinek  <jakub@redhat.com>
23214
23215         PR tree-optimization/48129
23216         * builtins.c (fold_builtin_snprintf): Convert to type of
23217         built_in_decls[BUILT_IN_SNPRINTF] retval instead of
23218         implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
23219
23220 2011-03-15  Richard Guenther  <rguenther@suse.de>
23221
23222         PR tree-optimization/41490
23223         * tree-ssa-dce.c (propagate_necessity): Handle returns without
23224         value but with VUSE.
23225         * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
23226         return statements.
23227         * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
23228         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
23229         * tree-tailcall.c (find_tail_calls): Ignore returns.
23230
23231 2011-03-15  Richard Guenther  <rguenther@suse.de>
23232
23233         PR middle-end/48031
23234         * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
23235         or variable-indexed array accesses when in gimple form.
23236
23237 2011-03-15  Richard Guenther  <rguenther@suse.de>
23238
23239         * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
23240
23241 2011-03-15  Alan Modra  <amodra@gmail.com>
23242
23243         PR target/48032
23244         * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
23245         presume symbol_refs without a symbol_ref_decl are suitably
23246         aligned, nor other trees we may see here.  Handle anchor symbols.
23247         (legitimate_constant_pool_address_p): Comment.  Add mode param.
23248         Check cmodel=medium addresses.  Adjust all calls.
23249         (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
23250         creating cmodel=medium optimized access to locals.
23251         * config/rs6000/constraints.md (R): Pass QImode to
23252         legitimate_constant_pool_address_p.
23253         * config/rs6000/predicates.md (input_operand): Pass mode to
23254         legitimate_constant_pool_address_p.
23255         * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
23256         Update prototype.
23257
23258 2011-03-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
23259
23260         PR target/48053
23261         * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
23262         64-bit constants being loaded into registers other than GPRs such
23263         as loading 0 into a VSX register.
23264
23265 2011-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
23266
23267         * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
23268
23269 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
23270
23271         PR middle-end/47917
23272         * builtins.c (fold_builtin_snprintf): New function.
23273         (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
23274         (fold_builtin_4): Likewise.
23275
23276         PR middle-end/38878
23277         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
23278         STRIP_NOPS on arg0 and arg1.  When optimizing X +- C == X
23279         and C - X == X also strip nops from +/-/p+ operand.
23280         When optimizing -X == C, fold C to arg0's type.
23281
23282         PR debug/47946
23283         * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
23284         emit it as add_AT_int instead of add_AT_unsigned.
23285
23286 2011-03-14  Tom Tromey  <tromey@redhat.com>
23287
23288         * unwind-dw2.c: Include sys/sdt.h if it exists.
23289         (_Unwind_DebugHook): Use STAP_PROBE2.
23290         * config.in, configure: Rebuild.
23291         * configure.ac: Check for sys/sdt.h.
23292
23293 2011-03-14  Uros Bizjak  <ubizjak@gmail.com>
23294
23295         * config/i386/i386.md (ROUND_FLOOR): New constant.
23296         (ROUND_CEIL): Ditto.
23297         (ROUND_TRUNC): Ditto.
23298         (ROUND_MXCSR): Ditto.
23299         (ROUND_NO_EXC): Ditto.
23300         (rint<mode>2): Use new defines instead of numerical constants.
23301         (floor<mode>2): Ditto.
23302         (ceil<mode>2): Ditto.
23303         (btrunc<mode>2): Ditto.
23304         * config/i386/i386-builtin-types.def: Define ROUND function type
23305         aliases.
23306         * config/i386/i386.c (enum ix86_builtins): Add
23307         IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
23308         (struct builtin_description): Add
23309         __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
23310         (ix86_expand_sse_round): New static function.
23311         (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
23312         function types.
23313         (ix86_builtin_vectorized_function): Handle
23314         BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
23315
23316 2011-03-14  Tom Tromey  <tromey@redhat.com>
23317
23318         * c-parser.c (c_parser_asm_string_literal): Clear
23319         warn_overlength_strings.
23320
23321 2011-03-14  Tom Tromey  <tromey@redhat.com>
23322
23323         * c-parser.c (disable_extension_diagnostics): Save
23324         warn_overlength_strings.
23325         (restore_extension_diagnostics): Restore warn_overlength_strings.
23326
23327 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
23328
23329         * BASE-VER: Change to 4.7.0.
23330
23331 2011-03-14  Richard Guenther  <rguenther@suse.de>
23332
23333         PR middle-end/48098
23334         * tree.c (build_vector_from_val): Adjust assert to requirements
23335         and reality.
23336
23337 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
23338
23339         PR bootstrap/48102
23340         * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
23341
23342 2011-03-14  Andreas Tobler  <andreast@fgznet.ch>
23343
23344         * config/rs6000/freebsd.h (RELOCATABLE_NEEDS_FIXUP): Define in
23345         terms of target_flags_explicit. Adjust copyright year.
23346
23347         * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
23348         * config/rs6000/t-freebsd: New file. Add override for
23349         LIB2FUNCS_EXTRA.
23350
23351 2011-03-13  Chris Demetriou  <cgd@google.com>
23352
23353         * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
23354         (-fno-diagnostics-show-option): this, to reflect current default.
23355         (-Werror=): Update text about -fno-diagnostics-show-option.
23356
23357 2011-03-12  Peter Bergner  <bergner@vnet.ibm.com>
23358
23359         PR target/48053
23360         * config/rs6000/predicates.md (easy_vector_constant_add_self,
23361         easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
23362         * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
23363         mode is not V2DImode or V2DFmode.
23364         (vspltis_constant): Do not handle V2DImode and V2DFmode.
23365         (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
23366         * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
23367         registers to 0.
23368         (movdi_internal64): Likewise.
23369
23370 2011-03-12  Sebastian Pop  <sebastian.pop@amd.com>
23371
23372         PR tree-optimization/47127
23373         * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
23374         parameter.
23375         (set_cloog_options): Same.
23376         (scop_to_clast): Same.
23377         (print_clast_stmt): Do not call cloog_state_malloc and
23378         cloog_state_free.
23379         (print_generated_program): Same.
23380         (gloog): Same.
23381         * graphite-clast-to-gimple.h (cloog_state): Declared.
23382         (scop_to_clast): Adjust declaration.
23383         * graphite.c (cloog_state): Defined here.
23384         (graphite_initialize): Call cloog_state_malloc.
23385         (graphite_finalize): Call cloog_state_free.
23386
23387 2011-03-11  Jason Merrill  <jason@redhat.com>
23388
23389         * attribs.c (lookup_attribute_spec): Take const_tree.
23390         * tree.h: Adjust.
23391
23392 2011-03-11  Joseph Myers  <joseph@codesourcery.com>
23393
23394         * config/sparc/sparc.c (sparc_option_override): Use
23395         PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
23396
23397 2011-03-11  Richard Guenther  <rguenther@suse.de>
23398
23399         PR tree-optimization/48067
23400         * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
23401         multiplication result will be only used once on the target
23402         stmt.
23403
23404 2011-03-11  Richard Guenther  <rguenther@suse.de>
23405
23406         * doc/invoke.texi (max-inline-insns-single): Adjust default value.
23407
23408 2011-03-11  Richard Guenther  <rguenther@suse.de>
23409
23410         PR lto/48073
23411         * tree.c (find_decls_types_r): Do not walk types only reachable
23412         from IDENTIFIER_NODEs.
23413
23414 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
23415
23416         PR middle-end/48044
23417         * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
23418         all vnode->force_output nodes as needed.
23419
23420 2011-03-11  Jason Merrill  <jason@redhat.com>
23421
23422         PR c++/48069
23423         * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
23424         COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
23425
23426 2011-03-11  Martin Jambor  <mjambor@suse.cz>
23427
23428         * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
23429         cgraph_node.
23430
23431 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
23432
23433         PR tree-optimization/48063
23434         * ipa-inline.c (cgraph_decide_inlining): Don't try to
23435         inline functions called once if !tree_can_inline_p (node->callers).
23436
23437 2011-03-11  Chen Liqin  <liqin.gcc@gmail.com>
23438
23439         * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
23440         extra_objs.
23441         * config/score/score3.c: Delete.
23442         * config/score/score3.h: Delete.
23443         * config/score/mul-div.S: Delete.
23444         * config/score/sfp-machine.h: Add new file.
23445         * config/score/constraints.md: Add new file.
23446         * config/score/t-score-softfp: Add new file.
23447         * config/score/t-score-elf: Remove score3.o, do not generate multilib.
23448         * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
23449         (score7_extra_constraint): Delete.
23450         (score7_option_override): Remove unused code.
23451         * config/score/score.c: Remove score3 and score5 define and code.
23452         * config/score/score.h: Remove score3 and score5 define and code.
23453         * config/score/score.md: Remove score3 template and unusual insn.
23454         * config/score/score.opt: Remove score3 and score5 options.
23455
23456 2011-03-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
23457
23458         * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
23459         when _HPUX_SOURCE is defined.
23460         (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
23461
23462 2011-03-10  Jason Merrill  <jason@redhat.com>
23463
23464         PR c++/48029
23465         * stor-layout.c (layout_type): Don't set structural equality
23466         on arrays of incomplete type.
23467         * tree.c (type_hash_eq): Handle comparing them properly.
23468
23469 2011-03-10  Jakub Jelinek  <jakub@redhat.com>
23470
23471         PR debug/48043
23472         * config/s390/s390.c (s390_delegitimize_address): Make sure the
23473         result mode matches original rtl mode.
23474
23475 2011-03-10  Nick Clifton  <nickc@redhat.com>
23476
23477         * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
23478         (andsi3, andsi3_flags): Fix timings for three operand alternative.
23479
23480 2011-03-09  Jakub Jelinek  <jakub@redhat.com>
23481
23482         PR rtl-optimization/47866
23483         * expr.c (store_field): If MEM_SCALAR_P (target), don't use
23484         MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
23485         if target wasn't scalar.
23486         * function.c (assign_stack_temp_for_type): Assert that neither
23487         MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
23488         MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
23489         macro.
23490         * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
23491
23492 2011-03-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
23493
23494         * config/s390/s390-protos.h (s390_label_align): New prototype.
23495         * config/s390/s390.c (s390_label_align): New function.
23496         * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
23497
23498 2011-03-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
23499
23500         PR target/47755
23501         * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
23502         V2DI/V2DF constants.  Only all 0's or all 1's are easy.
23503         (output_vec_const_move): Ditto.
23504
23505 2011-03-08  Anatoly Sokolov  <aesok@post.ru>
23506
23507         * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
23508         * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
23509         * config/mips/mips.c (mips_preferred_reload_class): Make static.
23510         Change 'rclass' argument and result type to reg_class_t.
23511         (TARGET_PREFERRED_RELOAD_CLASS): Define.
23512
23513 2011-03-08  Georg-Johann Lay  <avr@gjlay.de>
23514
23515         * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
23516         * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
23517         (TARGET_MEMORY_MOVE_COST): Define.
23518         (avr_register_move_cost, avr_memory_move_cost): New Functions.
23519
23520 2011-03-08  Jakub Jelinek  <jakub@redhat.com>
23521
23522         PR debug/47881
23523         * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
23524         removed anything.
23525
23526         PR tree-optimization/48022
23527         * fold-const.c (fold_comparison): Don't call fold_overflow_warning
23528         for EQ/NE_EXPR.
23529
23530 2011-03-07  Jakub Jelinek  <jakub@redhat.com>
23531
23532         PR debug/47991
23533         * var-tracking.c (find_use_val): Return NULL for
23534         cui->sets && cui->store_p BLKmode MEMs.
23535
23536 2011-03-07  Anatoly Sokolov  <aesok@post.ru>
23537
23538         * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
23539         Remove.
23540         * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
23541         xstormy16_print_operand_address): Remove.
23542         * config/stormy16/stormy16.c (xstormy16_print_operand,
23543         xstormy16_print_operand_address): Make static.
23544         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
23545
23546 2011-03-07  Pat Haugen  <pthaugen@us.ibm.com>
23547
23548         PR target/47862
23549         * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
23550         * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
23551         before definition.
23552
23553 2011-03-07  Zdenek Dvorak  <ook@ucw.cz>
23554
23555         PR bootstrap/48000
23556         * cfgloopmanip.c (fix_bb_placements): Return immediately
23557         if FROM is BASE_LOOP's header.
23558
23559 2011-03-07  Paul Wögerer  <paul_woegerer@mentor.com>
23560
23561         * gimplify.c (gimplify_function_tree): Fix building calls
23562         to __builtin_return_address.
23563
23564 2011-03-07  Alan Modra  <amodra@gmail.com>
23565
23566         * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
23567         * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
23568         * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
23569         * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
23570         return_mode args.
23571         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
23572         (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
23573         (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
23574         (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
23575         * config/rs6000/rs6000.c
23576         (rs6000_elf_end_indicate_exec_stack): Rename to..
23577         (rs6000_elf_file_end): ..this.  Only call file_end_indicate_exec_stack
23578         for POWERPC_LINUX.  Move code emitting .gnu_attribute to here, from..
23579         (rs6000_file_start): ..here.
23580         (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
23581         file scope variables.
23582         (call_ABI_of_interest): New function.
23583         (init_cumulative_args): Set above vars when function return value
23584         is a float, vector, or small struct.
23585         (rs6000_function_arg_advance_1): Likewise for function args.
23586         (rs6000_va_start): Set rs6000_passes_float if variable arg function
23587         references float args.
23588
23589 2011-03-07  Mingjie Xing  <mingjie.xing@gmail.com>
23590
23591         * doc/cfg.texi: Remove "See" before @ref.
23592         * doc/invoke.texi: Likewise.
23593
23594 2011-03-05  Jason Merrill  <jason@redhat.com>
23595
23596         * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
23597
23598 2011-03-05  Anthony Green  <green@moxielogic.com>
23599
23600         * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
23601
23602 2011-03-05  Zdenek Dvorak  <ook@ucw.cz>
23603
23604         PR rtl-optimization/47899
23605         * cfgloopmanip.c (fix_bb_placements): Fix first argument
23606         to flow_loop_nested_p when moving the loop upward.
23607
23608 2011-03-05  Richard Earnshaw  <rearnsha@arm.com>
23609
23610         PR target/47719
23611         * arm.md (movhi_insn_arch4):  Accept any immediate constant.
23612
23613 2011-03-05  Jakub Jelinek  <jakub@redhat.com>
23614
23615         PR tree-optimization/47967
23616         * ipa-cp.c (build_const_val): Return NULL instead of creating
23617         VIEW_CONVERT_EXPR for mismatching sizes.
23618         (ipcp_create_replace_map): Return NULL if build_const_val failed.
23619         (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
23620         give up on versioning.
23621
23622 2011-03-05  Alan Modra  <amodra@gmail.com>
23623
23624         PR target/47986
23625         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
23626         full cmodel medium/large lo_sum + high addresses.
23627
23628 2011-03-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
23629
23630         * config/s390/s390.c (s390_decompose_address): Reject non-literal
23631         pool references in UNSPEC_LTREL_OFFSET.
23632
23633 2011-03-04  Jan Hubicka  <jh@suse.cz>
23634
23635         PR lto/47497
23636         * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
23637         (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
23638         * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
23639         Add node pointers.
23640         * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
23641         cgraph_add_thunk): Add node pointers.
23642         * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
23643         associated to right node.
23644         (input_node): Update use of cgraph_same_body_alias
23645         and cgraph_add_thunk.
23646
23647 2011-03-04  Changpeng Fang  <changpeng.fang@amd.com>
23648
23649         * config/i386/i386.opt (mprefer-avx128): New flag.
23650         * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
23651         modes when the flag -mprefer-avx128 is on.
23652
23653 2011-03-04  Richard Sandiford  <richard.sandiford@linaro.org>
23654
23655         * dwarf2out.c (compare_loc_operands): Fix address handling.
23656
23657 2011-03-04  Alan Modra  <amodra@gmail.com>
23658
23659         * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
23660
23661 2011-03-04  Richard Guenther  <rguenther@suse.de>
23662
23663         PR middle-end/47968
23664         * expmed.c (extract_bit_field_1): Prefer vector modes that
23665         vec_extract patterns can handle.
23666
23667 2011-03-04  Richard Guenther  <rguenther@suse.de>
23668
23669         PR middle-end/47975
23670         * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
23671
23672 2011-03-04  Richard Henderson  <rth@redhat.com>
23673
23674         * explow.c (emit_stack_save): Remove 'after' parameter.
23675         (emit_stack_restore): Likewise.
23676         * expr.h: Update to match.
23677         * builtins.c, calls.c, stmt.c: Likewise.
23678         * config/alpha/alpha.md, config/avr/avr.md: Likewise.
23679         * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
23680         * function.c (expand_function_end): Insert the emit_stack_save
23681         sequence before parm_birth_insn instead of after.
23682
23683 2011-03-03  Uros Bizjak  <ubizjak@gmail.com>
23684
23685         * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
23686         (ssse3_pmaddubsw128): Ditto.
23687         (ssse3_pmaddubsw): Ditto.
23688
23689 2011-03-03  Steve Ellcey  <sje@cup.hp.com>
23690
23691         * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
23692
23693 2011-03-03  Jakub Jelinek  <jakub@redhat.com>
23694
23695         PR c/47963
23696         * gimplify.c (omp_add_variable): Only call omp_notice_variable
23697         on TYPE_SIZE_UNIT if it is a DECL.
23698
23699         PR debug/47283
23700         * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
23701         first operand is not is_gimple_mem_ref_addr, try to fold it.
23702         If the operand still isn't is_gimple_mem_ref_addr, clear
23703         MEM_EXPR on op0.
23704
23705 2011-03-03  Richard Guenther  <rguenther@suse.de>
23706
23707         PR middle-end/47283
23708         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
23709         match comment.
23710         (refs_may_alias_p_1): For release branches return true if
23711         we are confused by our input.
23712
23713 2011-03-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
23714
23715         * config/s390/s390.c (s390_function_value): Rename to ...
23716         (s390_function_and_libcall_value): ... this.
23717         (s390_function_value): New function.
23718         (s390_libcall_value): New function.
23719         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
23720         * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
23721         target macro definitions.
23722         * config/s390/s390-protos.h (s390_function_value): Remove prototype.
23723
23724 2011-03-02  Joseph Myers  <joseph@codesourcery.com>
23725
23726         * config/i386/freebsd64.h (CC1_SPEC): Define.
23727         * config/i386/linux64.h (CC1_SPEC): Define.
23728         * config/i386/x86-64.h (CC1_SPEC): Don't define.
23729
23730 2011-03-02  Anatoly Sokolov  <aesok@post.ru>
23731
23732         * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
23733         Remove.
23734         * config/stormy16/stormy16.c: Include reload.h.
23735         (xstormy16_memory_move_cost): New function.
23736         (TARGET_MEMORY_MOVE_COST): Define.
23737
23738 2011-03-02  Richard Sandiford  <richard.sandiford@linaro.org>
23739
23740         PR rtl-optimization/47925
23741         * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
23742         with side effects.  Remove the more-specific check for volatile asms.
23743
23744 2011-03-02  Alan Modra  <amodra@gmail.com>
23745
23746         PR target/47935
23747         * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
23748         toc relative addresses for valid offsets.
23749
23750 2011-03-01  Richard Guenther  <rguenther@suse.de>
23751
23752         PR tree-optimization/47890
23753         * tree-vect-loop.c (get_initial_def_for_induction): Set
23754         related stmt properly.
23755
23756 2011-03-01  Richard Guenther  <rguenther@suse.de>
23757
23758         PR lto/47924
23759         * lto-streamer.c (lto_record_common_node): Also register
23760         the canonical type.
23761
23762 2011-03-01  Richard Guenther  <rguenther@suse.de>
23763
23764         PR lto/46911
23765         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
23766         Do not stream DECL_ABSTRACT_ORIGIN.
23767         (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
23768         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
23769         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
23770         Do not stream DECL_ABSTRACT_ORIGIN.
23771         (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
23772         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
23773
23774 2011-02-28  Anatoly Sokolov  <aesok@post.ru>
23775
23776         * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
23777         FUNCTION_VALUE_REGNO_P): Remove.
23778         * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
23779         * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
23780         Add 'outgoing' argument.
23781         (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
23782         function.
23783         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
23784         TARGET_FUNCTION_VALUE_REGNO_P): Define.
23785
23786 2011-02-28  Kai Tietz  <kai.tietz@onevision.com>
23787
23788         PR debug/28047
23789         * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
23790         (lookup_filename): Likewise.
23791         * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
23792
23793 2011-02-28  Bernd Schmidt  <bernds@codesourcery.com>
23794             Jakub Jelinek  <jakub@redhat.com>
23795
23796         PR middle-end/47893
23797         * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
23798         (assign_stack_local_1): Change last argument type to int.
23799         * function.c (assign_stack_local_1): Replace reduce_alignment_ok
23800         argument with kind.  If bit ASLK_RECORD_PAD is not set in it,
23801         don't record padding space into frame_space_list nor use those areas.
23802         (assign_stack_local): Adjust caller.
23803         (assign_stack_temp_for_type): Call assign_stack_local_1 instead
23804         of assign_stack_local, pass 0 as last argument.
23805         * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
23806         callers.
23807
23808 2011-02-28  Jakub Jelinek  <jakub@redhat.com>
23809
23810         PR debug/47283
23811         * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
23812         Use target address_mode and pointer_mode hooks instead of hardcoded
23813         Pmode and ptr_mode.  Handle some simple cases of extending if
23814         POINTERS_EXTEND_UNSIGNED < 0.
23815         (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
23816         Call convert_debug_memory_address.
23817         (expand_debug_expr) <case ADDR_EXPR>: Pass as to
23818         convert_debug_memory_address.
23819
23820         PR middle-end/46790
23821         * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
23822         * configure: Regenerated.
23823         * config.in: Regenerated.
23824         * varasm.c (default_function_section): Return NULL
23825         if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
23826
23827 2011-02-28  Martin Jambor  <mjambor@suse.cz>
23828
23829         * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
23830         the description to match the printed values.
23831
23832 2011-02-28  Richard Guenther  <rguenther@suse.de>
23833
23834         * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
23835         of the copied scope tree.
23836
23837 2011-02-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
23838
23839         * doc/extend.texi (Function Attributes): Avoid deeply (and
23840         wrongly) nested tables.
23841
23842 2011-02-27  Jakub Jelinek  <jakub@redhat.com>
23843
23844         PR middle-end/47903
23845         * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
23846         MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
23847         r isn't op0 nor op1.
23848
23849 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
23850
23851         * config/avr/avr.md: Remove magic comment for emacs.
23852
23853 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
23854
23855         PR target/45261
23856         * config/avr/avr.c (avr_option_override): Use error on bad options.
23857         (avr_help): New function.
23858         (TARGET_HELP): Define.
23859
23860 2011-02-22  Georg-Johann Lay  <avr@gjlay.de>
23861
23862         PR target/42240
23863         * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
23864         (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
23865
23866 2011-02-26  Gerald Pfeifer  <gerald@pfeifer.com>
23867
23868         * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
23869         (ARM Options): Ditto.
23870         (i386 and x86-64 Options): Ditto.
23871         (RX Options): Ditto.
23872         (SPARC Options): Ditto.
23873
23874 2011-02-26  Tijl Coosemans  <tijl@coosemans.org>
23875
23876         * config.gcc (i386-*-freebsd*): Make i486 the default arch on
23877         FreeBSD 6 and later.  Generally use cpu generic.
23878
23879 2011-02-25  Gerald Pfeifer  <gerald@pfeifer.com>
23880
23881         * doc/cpp.texi: Update copyright years.
23882
23883 2011-02-25  Sebastien Bourdeauducq  <sebastien@milkymist.org>
23884
23885         PR target/46898
23886         * config/lm32/lm32.md (ashrsi3): Added needed variable.
23887
23888 2011-02-25  Jon Beniston  <jon@beniston.com>
23889
23890         PR target/46898
23891         * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
23892         * config/lm32/lm32.md (ashlsi3): Remove unused variable.
23893         * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
23894         (lm32_block_move_inline): Add type cast to remove warning.
23895         (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
23896         (gen_int_relational): Move declarations to start of function.
23897
23898 2011-02-25  Eric Botcazou  <ebotcazou@adacore.com>
23899
23900         PR tree-optimization/45470
23901         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
23902         can throw internally only.
23903         * tree-vect-stmts.c (vectorizable_call): Likewise.
23904
23905 2011-02-24  Anatoly Sokolov  <aesok@post.ru>
23906
23907         * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
23908         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
23909         * config/stormy16/stormy16-protos.h
23910         (xstormy16_preferred_reload_class): Remove.
23911         * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
23912         static. Change 'rclass' argument and return type to reg_class_t.
23913         (TARGET_PREFERRED_RELOAD_CLASS,
23914         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
23915
23916 2011-02-24  Richard Guenther  <rguenther@suse.de>
23917
23918         * lto-streamer-in.c (input_bb): Do not find referenced vars
23919         in debug statements.
23920
23921 2011-02-23  Jason Merrill  <jason@redhat.com>
23922
23923         * common.opt (fabi-version): Document v5 and v6.
23924
23925 2011-02-23  Richard Guenther  <rguenther@suse.de>
23926
23927         PR tree-optimization/47849
23928         * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
23929
23930 2011-02-23  Jie Zhang  <jie@codesourcery.com>
23931
23932         * opts-common.c (decode_cmdline_option): Print empty string
23933         argument as "" in decoded->orig_option_with_args_text.
23934         * gcc.c (execute): Print empty string argument as ""
23935         in the verbose output.
23936         (do_spec_1): Keep empty string argument.
23937
23938 2011-02-23  Nathan Froyd  <froydnj@codesourcery.com>
23939
23940         * config.gcc: Declare score-* and crx-* obsolete.
23941
23942 2011-02-23  Jie Zhang  <jie@codesourcery.com>
23943
23944         PR rtl-optimization/47763
23945         * web.c (web_main): Ignore naked clobber when replacing register.
23946
23947 2011-02-22  Anatoly Sokolov  <aesok@post.ru>
23948
23949         * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
23950         Remove.
23951
23952 2011-02-22  Sebastian Pop  <sebastian.pop@amd.com>
23953
23954         PR doc/47848
23955         * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
23956
23957 2011-02-22  Mike Stump  <mikestump@comcast.net>
23958
23959         * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
23960         assembler.
23961         * configure: Regenerate.
23962
23963 2011-02-21  Chung-Lin Tang  <cltang@codesourcery.com>
23964
23965         PR rtl-optimization/46002
23966         * ira-color.c (update_copy_costs): Change class intersection
23967         test to reg_class_contents[] test of 'hard_regno'.
23968
23969 2011-02-21  Joseph Myers  <joseph@codesourcery.com>
23970
23971         * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
23972         than Driver option.
23973         * config/hpux11.opt (mt): Likewise.
23974         * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
23975         * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
23976         * config/vax/elf.opt (mno-asm-pic): Likewise.
23977         * config/vms/vms.opt (map, mvms-return-codes): Likewise.
23978
23979 2011-02-21  Mike Stump  <mikestump@comcast.net>
23980
23981         PR target/47822
23982         * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
23983         tree so we can get save the type.
23984         * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
23985         for CFString instead of trying to use past the end of the builtins.
23986         * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
23987         * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
23988         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
23989         * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
23990         Rename to darwin_builtin_cfstring.
23991         (darwin_init_cfstring_builtins): Return the built type.
23992
23993 2011-02-21  Uros Bizjak  <ubizjak@gmail.com>
23994
23995         PR target/47840
23996         * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
23997         (_mm256_insert_epi64): Use _mm_insert_epi64.
23998
23999 2011-02-21  Anatoly Sokolov  <aesok@post.ru>
24000
24001         * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
24002         * config/stormy16/stormy16-protos.h
24003         (xstormy16_mode_dependent_address_p): Remove.
24004         * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
24005         Make static. Change return type to bool. Change argument type to
24006         const_rtx. Remove dead code.
24007         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
24008
24009 2011-02-21  Richard Guenther  <rguenther@suse.de>
24010
24011         PR lto/47820
24012         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
24013         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
24014         (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
24015         TUs context.
24016         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
24017         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
24018
24019 2011-02-20  Richard Guenther  <rguenther@suse.de>
24020
24021         PR lto/47822
24022         * tree.c (free_lang_data_in_decl): Clean builtins from
24023         the TU decl BLOCK_VARS.
24024
24025 2011-02-19  Alexandre Oliva  <aoliva@redhat.com>
24026
24027         PR debug/47620
24028         PR debug/47630
24029         * haifa-sched.c (fix_tick_ready): Skip tick computation
24030         for debug insns.
24031
24032 2011-02-19  Richard Guenther  <rguenther@suse.de>
24033
24034         PR lto/47647
24035         * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
24036         Remove lazy BLOCK_VARS streaming.
24037         (lto_input_ts_block_tree_pointers): Likewise.
24038         * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
24039
24040 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
24041
24042         * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
24043
24044 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
24045
24046         * config/i386/biarch32.h, config/i386/mach.h,
24047         config/rs6000/aix.opt, config/sh/superh64.h: Remove.
24048
24049 2011-02-19  Jakub Jelinek  <jakub@redhat.com>
24050
24051         PR target/47800
24052         * config/i386/i386.md (peephole2 for shift and plus): Use
24053         operands[1] original mode in the first insn.
24054
24055 2011-02-18  Mike Stump  <mikestump@comcast.net>
24056
24057         * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
24058
24059 2011-02-18  Jan Hubicka  <jh@suse.cz>
24060
24061         PR middle-end/47788
24062         * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
24063         to zero when the function is not inlinable at all.
24064
24065 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
24066
24067         * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
24068         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
24069         pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
24070         * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
24071         * config/pa/t-pa64: Likewise.
24072         * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
24073
24074 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
24075
24076         PR driver/47787
24077         * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
24078
24079 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
24080
24081         PR target/47792
24082         * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
24083
24084 2011-02-18  Anatoly Sokolov  <aesok@post.ru>
24085
24086         * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
24087         RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
24088         LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
24089         GO_IF_LEGITIMATE_ADDRESS): Remove macros.
24090         * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
24091         (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
24092         m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
24093         m32r_load_postinc_p, m32r_store_preinc_predec_p,
24094         m32r_legitimate_address_p): New functions.
24095         * config/m32r/constraints.md (constraint "S"): Don't use
24096         STORE_PREINC_PREDEC_P.
24097         (constraint "U"): Don't use LOAD_POSTINC_P.
24098
24099 2011-02-18  Chung-Lin Tang  <cltang@codesourcery.com>
24100
24101         PR rtl-optimization/46178
24102         * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
24103         compute ira_hard_regno_cover_class[].
24104
24105 2011-02-18  Richard Guenther  <rguenther@suse.de>
24106
24107         PR lto/47798
24108         * lto-streamer.h (lto_global_var_decls): Declare.
24109         * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
24110         statics for global var processing.
24111
24112 2011-02-18  Richard Guenther  <rguenther@suse.de>
24113
24114         PR tree-optimization/47737
24115         * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
24116         edge dominance check.
24117
24118 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
24119
24120         PR debug/47780
24121         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
24122         avoid invalid rtx sharing.
24123
24124 2011-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
24125
24126         * doc/cpp.texi (Obsolete Features): Add background on the
24127         origin of assertions.
24128
24129 2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>
24130
24131         * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
24132         objc_abi == 2.
24133         * config/darwin.c (output_objc_section_asm_op): Added support for
24134         ABI v1 and v2.
24135         (is_objc_metadata): New.
24136         (darwin_objc2_section): New.
24137         (darwin_objc1_section): New.
24138         (machopic_select_section): Added support for ABI v1 and v2.
24139         (darwin_emit_objc_zeroed): New.
24140         (darwin_output_aligned_bss): Detect objc metadata and treat it
24141         appropriately.
24142         (darwin_asm_output_aligned_decl_common): Same.
24143         (darwin_asm_output_aligned_decl_local): Same.
24144         * config/darwin-sections.def: Updated for ABI v1 and v2.
24145         * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
24146         compiling Objective-C code for the NeXT runtime, default to using
24147         ABI version 0 for 32-bit, and version 2 for 64-bit.
24148
24149 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
24150
24151         * common.opt (optimize_fast): New Variable.
24152         * opts.c (default_options_optimization): Use opts->x_optimize_fast
24153         instead of local variable ofast.
24154
24155 2011-02-17  Nicola Pero  <nicola.pero@meta-innovation.com>
24156
24157         * doc/invoke.texi (fobjc-abi-version): Documented.
24158         (fobjc-nilcheck): Documented.
24159         (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
24160         version.
24161
24162 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
24163
24164         PR driver/47390
24165         * common.opt (export-dynamic): New Driver option.
24166         * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
24167
24168 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
24169
24170         * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
24171
24172 2011-02-17  Alexandre Oliva  <aoliva@redhat.com>
24173             Jan Hubicka  <jh@suse.cz>
24174
24175         PR debug/47106
24176         PR debug/47402
24177         * cfgexpand.c (account_used_vars_for_block): Remove.
24178         (estimated_stack_frame_size): Use referenced vars.
24179         * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
24180         that were referenced in the original function.  Test src_fn
24181         rather than cfun.  Drop redundant get_var_ann.
24182         (setup_one_parameter): Drop redundant get_var_ann.
24183         (declare_return_variable): Likewise.
24184         (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
24185         (copy_arguments_for_versioning): Drop redundant get_var_ann.
24186         * ipa-inline.c (compute_inline_parameters): Do not compute
24187         disregard_inline_limits here.
24188         (compute_inlinable_for_current, pass_inlinable): New.
24189         (pass_inline_parameters): Require PROP_referenced_vars.
24190         * cgraphunit.c (cgraph_process_new_functions): Don't run
24191         compute_inline_parameters explicitly unless function is in SSA form.
24192         (cgraph_analyze_function): Set .disregard_inline_limits.
24193         * tree-sra.c (convert_callers): Compute inliner parameters
24194         only for functions already in SSA form.
24195
24196 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
24197
24198         * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
24199         -mlittle-endian-data.
24200
24201 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
24202
24203         * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
24204         -mno-fpu, not -fpu and -no-fpu.
24205         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
24206         * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
24207
24208 2011-02-17  Uros Bizjak  <ubizjak@gmail.com>
24209
24210         PR target/43653
24211         * config/i386/i386.c (ix86_secondary_reload): Handle SSE
24212         input reload with PLUS RTX.
24213
24214 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
24215
24216         * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
24217         of InverseVar(MDMX).
24218
24219 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
24220
24221         * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
24222         --m4-340.
24223
24224 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
24225
24226         * config/mn10300/mn10300.opt (mno-crt0): New.
24227
24228 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
24229
24230         * config/m68k/uclinux.opt (static-libc): New Driver option.
24231
24232 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
24233
24234         * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
24235
24236 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
24237
24238         * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
24239         %{muser-extend-enabled}.
24240
24241 2011-02-16  Richard Guenther  <rguenther@suse.de>
24242
24243         PR tree-optimization/47738
24244         * tree-ssa-loop.c (run_tree_predictive_commoning): Return
24245         the TODO from tree_predictive_commoning.
24246
24247 2011-02-15  Jeff Law  <law@redhat.com>
24248
24249         Revert
24250         2011-01-25  Jeff Law  <law@redhat.com>
24251
24252         PR rtl-optimization/37273
24253         * ira-costs.c (scan_one_insn): Detect constants living in memory and
24254         handle them like argument loads from stack slots.  Do not double
24255         count memory for memory constants and argument loads from stack slots.
24256
24257 2011-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
24258
24259         PR target/47755
24260         * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
24261         mode for vector constants.  Remove code that checks for TImode.
24262
24263 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
24264
24265         PR debug/47106
24266         PR debug/47402
24267         * cgraph.h (compute_inline_parameters): Return void.
24268         * ipa-inline.c (compute_inline_parameters): Adjust.
24269
24270 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
24271
24272         PR debug/47106
24273         PR debug/47402
24274         * tree-inline.h (estimated_stack_frame_size): Take cgraph node
24275         rather than decl.
24276         * cfgexpand.c (estimated_stack_frame_size): Likewise.
24277         * ipa-inline.c (compute_inline_parameters): Adjust.
24278
24279 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
24280
24281         PR debug/47106
24282         PR debug/47402
24283         * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
24284         Adjust all users.  Pass FN to...
24285         * tree-flow-inline.h (first_referenced_var): ... this.  Add
24286         fn argument.
24287         * ipa-struct-reorg.c: Adjust.
24288         * tree-dfa.c: Adjust.
24289         * tree-into-ssa.c: Adjust.
24290         * tree-sra.c: Adjust.
24291         * tree-ssa-alias.c: Adjust.
24292         * tree-ssa-live.c: Adjust.
24293         * tree-ssa.c: Adjust.
24294         * tree-ssanames.c: Adjust.
24295         * tree-tailcall.c: Adjust.
24296
24297 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
24298
24299         PR debug/47106
24300         PR debug/47402
24301         * tree-flow.h (referenced_var_lookup): Add fn parameter.
24302         Adjust all callers.
24303         * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
24304         * tree-flow-inline.h: Adjust.
24305         * gimple-pretty-print.c: Adjust.
24306         * tree-into-ssa.c: Adjust.
24307         * tree-ssa.c: Adjust.
24308         * cfgexpand.c: Adjust.
24309
24310 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
24311
24312         * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
24313         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
24314         (EXTRA_CONSTRAINT): Delete.
24315         * config/iq2000/constraints.md: New file.
24316         * config/iq2000/iq2000.md: Include it.
24317         (define_insn ""): Delete.
24318         (movsi_internal2, movhi_internal2, movqi_internal2): Delete
24319         unsupported constraint letters from patterns.
24320         (call_value, call_value_internal1): Likewise.
24321         (call_value_multiple_internal1): Likewise.
24322
24323 2011-02-15  Nick Clifton  <nickc@redhat.com>
24324
24325         * config/mn10300/mn10300.c: Include tm-constrs.h.
24326         (struct liw_data): New data structure describing an LIW candidate
24327         instruction.
24328         (extract_bundle): Use struct liw_data.  Allow small integer
24329         operands for some instructions.
24330         (check_liw_constraints): Use struct liw_data.  Remove swapped
24331         parameter.  Add comments describing the checks.  Fix bug when
24332         assigning the source of liw1 to the source of liw2.
24333         (liw_candidate): Delete.  Code moved into extract_bundle.
24334         (mn10300_bundle_liw): Use struct liw_data.  Check constraints
24335         before swapping.
24336         * config/mn10300/predicates.md (liw_operand): New predicate.
24337         Allows registers and small integer constants.
24338         * config/mn10300/constraints.md (O): New constraint.  Accetps
24339         integers in the range -8 to +7 inclusive.
24340         * config/mn10300/mn10300.md (movesi_internal): Add an alternative
24341         for moving a small integer into a register.  Give this alternative
24342         LIW attributes.
24343         (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
24344         (ashlsi3): Likewise, plus give LIW attributes to the alternatives
24345         using the J,K,L and M constraints,
24346         (liw): Remove SI mode on second operands to allow for HI and QI
24347         mode values.
24348         (cmp_liw, liw_cmp): Likewise.  Plus fix order of operands in the
24349         instruction.
24350
24351 2011-02-15  Richard Guenther  <rguenther@suse.de>
24352
24353         PR tree-optimization/47743
24354         * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
24355         for a non-type-compatible VN lookup bail out.
24356
24357 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
24358
24359         * config/fr30/constraints.md: New file.
24360         * config/fr30/fr30.md: Include it.
24361         * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
24362         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
24363         (EXTRA_CONSTRAINT): Delete.
24364
24365 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
24366
24367         * config/frv/constraints.md: New file.
24368         * config/frv/predicates.md: Include it.
24369         * config/frv/frv.c (reg_class_from_letter): Delete.
24370         (frv_option_override): Don't initialize it.
24371         * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
24372         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
24373         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
24374         (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
24375         (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
24376         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
24377         (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
24378         (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
24379         (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
24380         (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
24381         (REG_CLASS_FROM_CONSTRAINT): Delete.
24382
24383 2011-02-15  Jakub Jelinek  <jakub@redhat.com>
24384
24385         PR middle-end/47581
24386         * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
24387         if frame size is 0 in a leaf function.
24388
24389 2011-02-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
24390
24391         PR pch/14940
24392         * config/alpha/host-osf.c: New file.
24393         * config/alpha/x-osf: New file.
24394         * config.host (alpha*-dec-osf*): Use it.
24395
24396 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
24397
24398         * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
24399         * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
24400         * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
24401         (rx_mode_dependent_address_p): ...this. Make static. Change argument
24402         type to const_rtx.
24403         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
24404
24405 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
24406
24407         * config/stormy16/constraints.md: New file.
24408         * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
24409         Use satisfies_constraint_Q and satisfies_constraint_R.
24410         * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
24411         Delete.
24412         (xstormy16_legitiamte_address_p): Declare.
24413         * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
24414         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
24415         (EXTRA_CONSTRAINT): Delete.
24416         * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
24417         Un-staticize.
24418         (xstormy16_extra_constraint_p): Delete.
24419
24420 2011-02-14  Eric Botcazou  <ebotcazou@adacore.com>
24421
24422         PR tree-optimization/46494
24423         * loop-unroll.c (split_edge_and_insert): Adjust comment.
24424         * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
24425         (pass_rtl_loop_done): Add TODO_verify_flow.
24426         * fwprop.c (pass_rtl_fwprop): Likewise.
24427         * modulo-sched.c (pass_sms): Likewise.
24428         * tree-ssa-dom.c (pass_dominator): Likewise.
24429         * tree-ssa-loop-ch.c (pass_ch): Likewise.
24430         * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
24431         (pass_tree_loop_done): Likewise.
24432         * tree-ssa-pre.c (execute_pre): Likewise.
24433         * tree-ssa-reassoc.c (pass_reassoc): Likewise.
24434         * tree-ssa-sink.c (pass_sink_code): Likewise.
24435         * tree-vrp.c (pass_vrp): Likewise.
24436
24437 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
24438
24439         * config/v850/constraints.md: New file.
24440         * config/v850/v850.md: Include it.
24441         * config/v850/predicates.md (reg_or_0_operand): Use
24442         satisfies_constraint_G.
24443         (special_symbolref_operand): Use satisfies_constraint_K.
24444         * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
24445         (GO_IF_LEGITIMATE_ADDRESS): Likewise.
24446         (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
24447         (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
24448         (EXTRA_CONSTRAINT): Delete.
24449         (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
24450         (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
24451         (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
24452
24453 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
24454
24455         PR target/47696
24456         * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
24457         description.
24458
24459 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
24460
24461         * config/mcore/constraints.md: New file.
24462         * config/mcore/mcore.md: Include it.
24463         * config/mcore/mcore.c (reg_class_from_letter): Delete.
24464         * config/mcore/mcore.h (reg_class_from_letter): Delete.
24465         (REG_CLASS_FROM_LETTER): Delete.
24466         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
24467         insn_const_int_ok_for_constraint.
24468         (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
24469         (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
24470         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
24471         (EXTRA_CONSTRAINT): Delete.
24472
24473 2011-02-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
24474
24475         PR ada/41929
24476         * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
24477         (IS_SIGHANDLER): Define.
24478         (sparc64_is_sighandler): New function, split off from
24479         sparc64_fallback_frame_state.
24480         (sparc_is_sighandler): New function, split off from
24481         sparc_fallback_frame_state.
24482         (sparc64_fallback_frame_state): Merge with ...
24483         (sparc_fallback_frame_state): ... this into ...
24484         (MD_FALLBACK_FRAME_STATE_FOR): ... this.
24485         Change new_cfa to long.  Remove regs_off, fpu_save_off, fpu_save.
24486         Define nframes, mctx.  Use IS_SIGHANDLER, handler_args, mctx, walk
24487         stack instead of hardcoded offsets.
24488
24489 2011-02-14  Andriy Gapon  <avg@freebsd.org>
24490
24491         PR target/45808
24492         * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
24493
24494 2011-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
24495
24496         * configure: Regenerate.
24497
24498 2011-02-12  Joseph Myers  <joseph@codesourcery.com>
24499
24500         PR driver/45731
24501         * gcc.c (asm_options): Correct spec matching --target-help.
24502
24503 2011-02-12  Martin Jambor  <mjambor@suse.cz>
24504
24505         * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
24506         to gimple call error.
24507
24508 2011-02-12  Mike Stump  <mikestump@comcast.net>
24509
24510         * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
24511         comments in backslash regions.
24512
24513 2011-02-12  Mike Stump  <mikestump@comcast.net>
24514             Jakub Jelinek  <jakub@redhat.com>
24515             Iain Sandoe  <iains@gcc.gnu.org>
24516
24517         PR target/47324
24518         * dwarf2out.c (output_cfa_loc): When required, apply the
24519         DWARF2_FRAME_REG_OUT macro to adjust register numbers.
24520         (output_loc_sequence): Likewise.
24521         (output_loc_operands_raw): Likewise.
24522         (output_loc_sequence_raw): Likewise.
24523         (output_cfa_loc): Likewise.
24524         (output_loc_list): Suppress register number adjustment when
24525         calling output_loc_sequence()
24526         (output_die): Likewise.
24527
24528 2011-02-12  Anatoly Sokolov  <aesok@post.ru>
24529
24530         * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
24531         Remove macros.
24532         * config/xtensa/xtensa.c (xtensa_register_move_cost,
24533         xtensa_memory_move_cost): New functions.
24534         (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
24535
24536 2011-02-12  Alexandre Oliva  <aoliva@redhat.com>
24537
24538         PR lto/47225
24539         * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
24540         in the current directory.
24541         * configure: Rebuilt.
24542
24543 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
24544
24545         * config/darwin.c (darwin_override_options): Add a hunk missed
24546         from the commit of r168571.  Trim comment line lengths and
24547         correct indents of the preceding block.
24548
24549 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
24550
24551         * gcc.c (driver_handle_option): Concatenate the argument to -F with
24552         the switch.
24553
24554 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
24555
24556         * common.opt (nostartfiles): New Driver option.
24557
24558 2011-02-11  Xinliang David Li  <davidxl@google.com>
24559
24560         PR tree-optimization/47707
24561         * tree-chrec.c (convert_affine_scev): Keep type precision.
24562
24563 2011-02-11  Eric Botcazou  <ebotcazou@adacore.com>
24564
24565         PR tree-optimization/47420
24566         * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
24567
24568 2011-02-11  Pat Haugen  <pthaugen@us.ibm.com>
24569
24570         PR rtl-optimization/47614
24571         * rtl.h (check_for_inc_dec): Declare.
24572         * dse.c (check_for_inc_dec): Externalize...
24573         * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
24574         (reload_cse_simplify_operands): Don't simplify opnds with side effects.
24575
24576 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
24577
24578         PR driver/47678
24579         * gcc.c (main): Do not compile inputs if there were errors in
24580         option handling.
24581         * opts-common.c (read_cmdline_option): Check for wrong language
24582         after other error checks.
24583
24584 2011-02-11  Nathan Froyd  <froydnj@codesourcery.com>
24585
24586         * cgraph.c: Fix comment typos.
24587         * cgraph.h: Likewise.
24588         * cgraphunit.c: Likewise.
24589         * ipa-cp.c: Likewise.
24590         * ipa-inline.c: Likewise.
24591         * ipa-prop.c: Likewise.
24592         * ipa-pure-const.c: Likewise.
24593         * ipa-ref.c: Likewise.
24594         * ipa-reference.c: Likewise.
24595
24596 2011-02-11  Jakub Jelinek  <jakub@redhat.com>
24597
24598         PR debug/47684
24599         * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
24600
24601 2011-02-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
24602
24603         PR testsuite/47400
24604         * doc/sourcebuild.texi (Require Support): Document
24605         dg-require-ascii-locale.
24606
24607 2011-02-11  Mingjie Xing  <mingjie.xing@gmail.com>
24608
24609         * doc/lto.texi (Write summary): Fix missing parentheses.
24610
24611 2011-02-10  DJ Delorie  <dj@redhat.com>
24612
24613         * config/m32c/m32c.c (m32c_option_override): Disable
24614         -fcombine-stack-adjustments until flag value tracking and compare
24615         optimization can be rewritten.
24616
24617 2011-02-10  Peter Bergner  <bergner@vnet.ibm.com>
24618
24619         * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
24620         PROCESSOR_POWER7.
24621         (PROCESSOR_DEFAULT64): Likewise.
24622
24623 2011-02-10  Richard Henderson  <rth@redhat.com>
24624
24625         * config/rx/predicates.md (rx_zs_comparison_operator): Revert
24626         change from 2011-02-03.
24627         * config/rx/rx.c (flags_from_code): Likewise.
24628         (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
24629         is valid, n/pz otherwise.
24630         (rx_select_cc_mode): Return CCmode if Y is not zero.
24631
24632 2011-02-10  Richard Guenther  <rguenther@suse.de>
24633
24634         * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
24635
24636 2011-02-10  Richard Guenther  <rguenther@suse.de>
24637
24638         PR tree-optimization/47677
24639         * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
24640
24641 2011-02-10  Jakub Jelinek  <jakub@redhat.com>
24642
24643         PR target/47665
24644         * combine.c (make_compound_operation): Only change shifts into
24645         multiplication for SCALAR_INT_MODE_P.
24646
24647 2011-02-10  Jie Zhang  <jie@codesourcery.com>
24648
24649         PR testsuite/47622
24650         Revert
24651         2011-02-05  Jie Zhang  <jie@codesourcery.com>
24652         PR debug/42631
24653         * web.c (entry_register): Don't clobber the number of the
24654         first uninitialized reference in used[].
24655
24656 2011-02-09  Richard Guenther  <rguenther@suse.de>
24657
24658         PR tree-optimization/47664
24659         * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
24660         all edges again.
24661
24662 2011-02-09  David Edelsohn  <dje.gcc@gmail.com>
24663
24664         PR target/46481
24665         PR target/47032
24666         * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
24667         PROCESSOR_POWER7.
24668         (PROCESSOR_DEFAULT64): Same.
24669         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
24670
24671 2011-02-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
24672
24673         * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
24674
24675 2011-02-09  Martin Jambor  <mjambor@suse.cz>
24676
24677         PR middle-end/45505
24678         * tree-sra.c (struct access): New flags grp_scalar_read and
24679         grp_scalar_write.  Changed description of assignment read and write
24680         flags.
24681         (dump_access): Dump new flags, reorder all of them.
24682         (sort_and_splice_var_accesses): Set the new flag accordingly, use them
24683         to detect multiple scalar reads.
24684         (analyze_access_subtree): Use the new scalar read write flags instead
24685         of the old flags.  Adjusted comments.
24686
24687 2011-02-08  DJ Delorie  <dj@redhat.com>
24688
24689         PR target/47548
24690         * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
24691         patterns.
24692
24693 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
24694
24695         * config/m68k/uclinux.opt: New.
24696         * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
24697
24698 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
24699
24700         * config/cris/elf.opt (sim): New Driver option.
24701
24702 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
24703
24704         * config/xtensa/elf.opt: New.
24705         * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
24706
24707 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
24708
24709         * config/vax/elf.opt: New.
24710         * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
24711
24712 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
24713
24714         * config/rs6000/aix64.opt (posix, pthread): New Driver options.
24715
24716 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
24717
24718         * config/gnu-user.opt: New.
24719         * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
24720         *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
24721         *-*-uclinux*): Use gnu-user.opt.
24722
24723 2011-02-08  Thomas Schwinge  <thomas@schwinge.name>
24724
24725         * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
24726         * config/i386/gnu.h (CPP_SPEC): Likewise.
24727
24728 2011-02-08  Ian Lance Taylor  <iant@google.com>
24729
24730         * common.opt (fcx-limited-range): Add SetByCombined flag.
24731         (ffinite-math-only, fmath-errno, frounding-math): Likewise.
24732         (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
24733         (fassociative-math, freciprocal-math): Likewise.
24734         (funsafe-math-optimizations): Likewise.
24735         * opth-gen.awk: Handle SetByCombined.
24736         * optc-gen.awk: Likewise.
24737         * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
24738         (set_unsafe_math_optimizations_flags): Likewise.
24739         * doc/options.texi (Option properties): Document SetByCombined.
24740
24741 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
24742
24743         * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
24744         i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
24745         m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
24746         m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
24747         sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
24748
24749 2011-02-08  Sebastian Pop  <sebastian.pop@amd.com>
24750
24751         PR tree-optimization/46834
24752         PR tree-optimization/46994
24753         PR tree-optimization/46995
24754         * graphite-sese-to-poly.c (used_outside_reduction): New.
24755         (detect_commutative_reduction): Call used_outside_reduction.
24756         (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
24757         translate_scalar_reduction_to_array only when at least one
24758         loop-phi/close-phi tuple has been detected.
24759
24760 2011-02-08  Richard Guenther  <rguenther@suse.de>
24761
24762         PR middle-end/47639
24763         * tree-vect-generic.c (expand_vector_operations_1): Update
24764         stmts here ...
24765         (expand_vector_operations): ... not here.  Cleanup EH info
24766         and the CFG if required.
24767
24768 2011-02-08  Richard Guenther  <rguenther@suse.de>
24769
24770         PR tree-optimization/47641
24771         * tree-ssa.c (execute_update_addresses_taken): For asm outputs
24772         require type compatibility.
24773
24774 2011-02-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
24775
24776         * gimple-low.c (lower_function_body): Don't remove the location of
24777         the return statement here.
24778         (lower_gimple_return): Do it here instead but only if the return
24779         statement is actually used twice.
24780
24781 2011-02-08  Richard Guenther  <rguenther@suse.de>
24782
24783         PR tree-optimization/47632
24784         * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
24785         unused up_to_stmt parameter, return whether cfg-cleanup is
24786         necessary, remove EH info properly.
24787         (forward_propagate_into_gimple_cond): Adjust caller.
24788         (forward_propagate_into_cond): Likewise.
24789         (forward_propagate_comparison): Likewise.
24790         (tree_ssa_forward_propagate_single_use_vars): Make
24791         forward_propagate_comparison case similar to the two others.
24792
24793 2011-02-08  Nick Clifton  <nickc@redhat.com>
24794
24795         * config/mn10300/mn10300.opt (mliw): New command line option.
24796         * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
24797         (liw_bundling): New automaton.
24798         (liw): New attribute.
24799         (liw_op): New attribute.
24800         (liw_op1, liw_op2, liw_both, liw_either): New reservations.
24801         (movsi_internal): Add LIW attributes.
24802         (andsi3): Likewise.
24803         (iorsi3): Likewise.
24804         (xorsi3): Likewise.
24805         (addsi3): Separate register and immediate alternatives.
24806         Add LIW attributes.
24807         (subsi3): Likewise.
24808         (cmpsi): Likewise.
24809         (aslsi3): Likewise.
24810         (lshrsi3): Likewise.
24811         (ashrsi3): Likewise.
24812         (liw): New pattern.
24813         * config/mn10300/mn10300.c (liw_op_names): New
24814         (mn10300_print_operand): Handle 'W' operand descriptor.
24815         (extract_bundle): New function.
24816         (check_liw_constraints): New function.
24817         (liw_candidate): New function.
24818         (mn10300_bundle_liw): New function.
24819         (mn10300_reorg): New function.
24820         (TARGET_MACHINE_DEPENDENT_REORG): Define.
24821         (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
24822         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
24823         __LIW__ or __NO_LIW__.
24824         * doc/invoke.texi: Describe the -mliw command line option.
24825
24826 2011-02-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
24827
24828         * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
24829         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
24830         pthread_mutex_unlock): Remove.
24831         * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
24832         * config/pa/t-pa64: Likewise.
24833         * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
24834         shared libc if not linking against libpthread.
24835         * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
24836
24837 2011-02-07  Iain Sandoe  <iains@gcc.gnu.org>
24838
24839         PR target/47558
24840         * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
24841         on 10.6 and later to ensure that we always use the unwinder from
24842         the system.  Only add -no_compact_unwind when tarteting darwin
24843         10.6 or later.
24844
24845 2011-02-07  Steve Ellcey  <sje@cup.hp.com>
24846
24847         PR target/46997
24848         * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
24849         (vec_interleave_lowv2sf): Ditto.
24850         (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
24851         (vec_extract_oddv2sf): Ditto.
24852
24853 2011-02-07  Mike Stump  <mikestump@comcast.net>
24854
24855         PR target/42333
24856         Add __ieee_divdc3 entry point.
24857         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
24858         entry point.
24859         (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
24860         * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
24861         * config/darwin.c (darwin_rename_builtins): Add.
24862         * config/darwin-protos.h (darwin_rename_builtins): Add.
24863
24864 2011-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
24865
24866         PR target/47636
24867         * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
24868         for the condition.
24869
24870 2011-02-07  Mike Stump  <mikestump@comcast.net>
24871
24872         * config/darwin.opt (mmacosx-version-min): Update default OS version.
24873
24874 2011-02-07  Denis Chertykov  <chertykov@gmail.com>
24875
24876         PR target/47534
24877         * config/avr/libgcc.S (exit): Move .endfunc
24878
24879 2011-02-07  Richard Guenther  <rguenther@suse.de>
24880
24881         PR tree-optimization/47615
24882         * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
24883         * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
24884         (run_scc_vn): Initialize it.
24885         (visit_reference_op_load): Use it.
24886         * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
24887
24888 2011-02-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
24889
24890         * config/spu/spu.c (spu_init_libfuncs): Install SImode and
24891         DImode trapping arithmetic libfuncs.
24892
24893 2011-02-07  Richard Guenther  <rguenther@suse.de>
24894
24895         PR tree-optimization/47621
24896         * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
24897         two duplicates ...
24898         (execute_update_addresses_taken): ... here.  Make it more
24899         conservative in what we accept.
24900
24901 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
24902
24903         * config/sparc/freebsd.h (ASM_SPEC): Define.
24904         * config/sparc/vxworks.h (ASM_SPEC): Define.
24905
24906 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
24907
24908         * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
24909
24910 2011-02-06  Steven Bosscher  <steven@gcc.gnu.org>
24911
24912         * doc/invoke.texi: Remove reference to compiler internals from
24913         user documentation.
24914
24915         * reg-notes.def: Remove REG_VALUE_PROFILE.
24916         * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
24917
24918 2011-02-05  Jakub Jelinek  <jakub@redhat.com>
24919
24920         PR middle-end/47610
24921         * varasm.c (default_section_type_flags): If decl is NULL,
24922         and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
24923
24924 2011-02-05  Jie Zhang  <jie@codesourcery.com>
24925
24926         PR debug/42631
24927         * web.c (entry_register): Don't clobber the number of the
24928         first uninitialized reference in used[].
24929
24930 2011-02-04  Sebastian Pop  <sebastian.pop@amd.com>
24931
24932         PR tree-optimization/46194
24933         * tree-data-ref.c (analyze_miv_subscript): Remove comment.
24934         (build_classic_dist_vector_1): Do not represent classic distance
24935         vectors when the access functions are variating in different loops.
24936
24937 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
24938
24939         * config/mips/iris6.opt: New.
24940         * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
24941
24942 2011-02-04  Richard Henderson  <rth@redhat.com>
24943             Steve Ellcey  <sje@cup.hp.com>
24944
24945         PR target/46997
24946         * config/ia64/predicates.md (mux1_brcst_element): New.
24947         * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
24948         * config/ia64/ia64.c (ia64_unpack_assemble): New.
24949         (ia64_unpack_sign): New.
24950         (ia64_expand_unpack): Rewrite using new routines.
24951         (ia64_expand_widen_sum): Ditto.
24952         (ia64_expand_dot_prod_v8qi): Ditto.
24953         * config/ia64/vect.md (mulv8qi3): Rewrite to use new
24954         routines, add endian check.
24955         (pmpy2_even): Rename from pmpy2_r, add endian check.
24956         (pmpy2_odd): Rename from pmpy2_l, add endian check.
24957         (vec_widen_smult_lo_v4hi): Rewrite using new routines.
24958         (vec_widen_smult_hi_v4hi): Ditto.
24959         (vec_widen_umult_lo_v4hi): Ditto.
24960         (vec_widen_umult_hi_v4hi): Ditto.
24961         (mulv2si3): Change endian checks.
24962         (sdot_prodv4hi): Rewrite with new calls.
24963         (udot_prodv4hi): New.
24964         (vec_pack_ssat_v4hi): Add endian check.
24965         (vec_pack_usat_v4hi): Ditto.
24966         (vec_pack_ssat_v2si): Ditto.
24967         (max1_even): Rename from max1_r, add endian check.
24968         (max1_odd): Rename from max1_l, add endian check.
24969         (*mux1_rev): Format change.
24970         (*mux1_mix): Ditto.
24971         (*mux1_shuf): Ditto.
24972         (*mux1_alt): Ditto.
24973         (*mux1_brcst_v8qi): Use new predicate.
24974         (vec_extract_evenv8qi): Remove endian check.
24975         (vec_extract_oddv8qi): Ditto.
24976         (vec_interleave_lowv4hi): Format change.
24977         (vec_interleave_highv4hi): Ditto.
24978         (mix2_even): Rename from mix2_r, add endian check.
24979         (mix2_odd): Rename from mux2_l, add endian check.
24980         (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
24981         (vec_extract_evenodd_helper): Format change.
24982         (vec_extract_evenv4hi): Remove endian check.
24983         (vec_extract_oddv4hi): Remove endian check.
24984         (vec_interleave_lowv2si): Format change.
24985         (vec_interleave_highv2si): Format change.
24986         (vec_initv2si): Remove endian check.
24987         (vecinit_v2si): Add endian check.
24988         (reduc_splus_v2sf): Add endian check.
24989         (reduc_smax_v2sf): Ditto.
24990         (reduc_smin_v2sf): Ditto.
24991         (vec_initv2sf): Remove endian check.
24992         (fpack): Add endian check.
24993         (fswap): Add endian check.
24994         (vec_interleave_highv2sf): Add endian check.
24995         (vec_interleave_lowv2sf): Add endian check.
24996         (fmix_lr): Add endian check.
24997         (vec_setv2sf): Format change.
24998         (*vec_extractv2sf_0_be): Use shift to extract operand.
24999         (*vec_extractv2sf_1_be): New.
25000         (vec_pack_trunc_v4hi): Add endian check.
25001         (vec_pack_trunc_v2si): Format change.
25002
25003 2011-02-04  Jakub Jelinek  <jakub@redhat.com>
25004
25005         PR inline-asm/23200
25006         * tree-ssa-ter.c (is_replaceable_p): Add TER argument.  Don't
25007         do bb, locus and block comparison and disallow loads if it is not set.
25008         (stmt_is_replaceable_p): New function.
25009         (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
25010         callers.
25011         * expr.c (expand_expr_real_1) <case SSA_NAME>: If
25012         get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
25013         SSA_NAME_DEF_STMT.
25014         * tree-flow.h (stmt_is_replaceable_p): New prototype.
25015
25016 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
25017
25018         * config/rs6000/xilinx.opt: New.
25019         * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
25020
25021 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
25022
25023         * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
25024
25025 2011-02-03  Anatoly Sokolov  <aesok@post.ru>
25026
25027         * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
25028         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
25029         * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
25030         secondary_reload_info, xtensa_secondary_reload): Remove.
25031         * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
25032         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
25033         (xtensa_preferred_reload_class): Make static. Change return and
25034         'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
25035         Use CONST_DOUBLE_P predicate.
25036         (xtensa_preferred_output_reload_class): New function.
25037         (xtensa_secondary_reload): Make static.
25038
25039 2011-02-03  Joseph Myers  <joseph@codesourcery.com>
25040
25041         * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
25042         Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
25043         Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
25044
25045 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
25046
25047         PR middle-end/31490
25048         * output.h (SECTION_RELRO): Define.
25049         (SECTION_MACH_DEP): Adjust.
25050         (get_variable_section): New prototype.
25051         * varpool.c (varpool_finalize_named_section_flags): New function.
25052         (varpool_assemble_pending_decls): Call it.
25053         * cgraph.h (varpool_finalize_named_section_flags): New prototype.
25054         * cgraphunit.c (cgraph_output_in_order): Call
25055         varpool_finalize_named_section_flags.
25056         * varasm.c (get_section): Allow section flags conflicts between
25057         relro and read-only sections if the section hasn't been declared yet.
25058         Set SECTION_OVERRIDE after diagnosing section type conflict.
25059         (get_variable_section): No longer static.
25060         (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
25061         readonly sections that need relocations.
25062         (decl_readonly_section_1): New function.
25063         (decl_readonly_section): Use it.
25064
25065         Revert:
25066         2010-11-17  Dinar Temirbulatov  <dtemirbulatov@gmail.com>
25067                     Steve Ellcey  <sje@cup.hp.com>
25068
25069         PR middle-end/31490
25070         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
25071         if section attribute used.
25072
25073 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
25074
25075         * config/darwin.h (SECTION_NO_ANCHOR): Remove.
25076         * config/darwin.c (SECTION_NO_ANCHOR): Define.
25077         (darwin_init_sections): Remove assertion.
25078
25079 2011-02-03  Nick Clifton  <nickc@redhat.com>
25080
25081         * config/rx/predicates.md (rx_zs_comparison_operator): Remove
25082         lt and ge.
25083         * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
25084         * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
25085         instead of "n" and "pz".
25086         (flags_from_code): LT and GE tests need CC_FLAG_O as well as
25087         CC_FLAG_S.
25088
25089 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
25090
25091         PR target/47312
25092         * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
25093         fma, expand FMA_EXPR as fma{,f,l} call.
25094
25095         PR lto/47274
25096         * lto-streamer-out.c (write_symbol): When writing kind and visibility,
25097         copy them into a unsigned char variable and pass address of it to
25098         lto_output_data_stream.
25099
25100         PR target/47564
25101         * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
25102         around backend_init_target and lang_dependent_init_target calls.
25103         * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
25104         (verify_cgraph_node): Don't call set_cfun here.  Use
25105         cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
25106         Set error_found for incorrectly represented calls to thunks.
25107
25108 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
25109
25110         PR debug/43092
25111         PR rtl-optimization/43494
25112         * rtl.h (for_each_inc_dec_fn): New type.
25113         (for_each_inc_dec): Declare.
25114         * rtlanal.c (struct for_each_inc_dec_ops): New type.
25115         (for_each_inc_dec_find_inc_dec): New fn.
25116         (for_each_inc_dec_find_mem): New fn.
25117         (for_each_inc_dec): New fn.
25118         * dse.c (struct insn_size): Remove.
25119         (replace_inc_dec, replace_inc_dec_mem): Remove.
25120         (emit_inc_dec_insn_before): New fn.
25121         (check_for_inc_dec): Use it, along with for_each_inc_dec.
25122         (canon_address): Pass mem modes to cselib_lookup.
25123         * cselib.h (cselib_lookup): Add memmode argument.  Adjust callers.
25124         (cselib_lookup_from_insn): Likewise.
25125         (cselib_subst_to_values): Likewise.
25126         * cselib.c (find_slot_memmode): New var.
25127         (cselib_find_slot): New fn.  Use it instead of
25128         htab_find_slot_with_hash everywhere.
25129         (entry_and_rtx_equal_p): Use find_slot_memmode.
25130         (autoinc_split): New fn.
25131         (rtx_equal_for_cselib_p): Rename and implement in terms of...
25132         (rtx_equal_for_cselib_1): ... this.  Take memmode, pass it on.
25133         Deal with autoinc.  Special-case recursion into MEMs.
25134         (cselib_hash_rtx): Likewise.
25135         (cselib_lookup_mem): Infer pmode from address mode.  Distinguish
25136         address and MEM modes.
25137         (cselib_subst_to_values): Add memmode, pass it on.
25138         Deal with autoinc.
25139         (cselib_lookup): Add memmode argument, pass it on.
25140         (cselib_lookup_from_insn): Add memmode.
25141         (cselib_invalidate_rtx): Discard obsolete push_operand handling.
25142         (struct cselib_record_autoinc_data): New.
25143         (cselib_record_autoinc_cb): New fn.
25144         (cselib_record_sets): Use it, along with for_each_inc_dec.  Pass MEM
25145         mode to cselib_lookup.  Reset autoinced REGs here instead of...
25146         (cselib_process_insn): ... here.
25147         * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
25148         to cselib_lookup.
25149         (add_uses): Likewise, also to cselib_subst_to_values.
25150         (add_stores): Likewise.
25151         * sched-deps.c (add_insn_mem_dependence): Pass mode to
25152         cselib_subst_to_values.
25153         (sched_analyze_1, sched_analyze_2): Likewise.  Adjusted.
25154         * gcse.c (do_local_cprop): Adjusted.
25155         * postreload.c (reload_cse_simplify_set): Adjusted.
25156         (reload_cse_simplify_operands): Adjusted.
25157         * sel-sched-dump (debug_mem_addr_value): Pass mode.
25158
25159 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
25160
25161         PR tree-optimization/45122
25162         * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
25163         unsafe assumptions when there's more than one loop exit.
25164
25165 2011-02-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
25166
25167         PR target/47272
25168         * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
25169         Document using vector double with the load/store builtins, and
25170         that the load/store builtins always use Altivec instructions.
25171
25172         * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
25173         to use altivec memory instructions, even on VSX.
25174         (vector_altivec_store_<mode>): Ditto.
25175
25176         * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
25177         function.
25178
25179         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
25180         V2DF, V2DI support to load/store overloaded builtins.
25181
25182         * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
25183         altivec load/store builtins for V2DF/V2DI types.
25184
25185         * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
25186         set avoid indexed addresses on power6 if -maltivec.
25187         (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
25188         vector_altivec_load/vector_altivec_store builtins.
25189         (altivec_expand_st_builtin): Ditto.
25190         (altivec_expand_builtin): Add VSX memory builtins.
25191         (rs6000_init_builtins): Add V2DI types to internal types.
25192         (altivec_init_builtins): Add support for V2DF/V2DI altivec
25193         load/store builtins.
25194         (rs6000_address_for_altivec): Insure memory address is appropriate
25195         for Altivec.
25196
25197         * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
25198         vec_vsx_ld and vec_vsx_st.
25199         (vsx_store_<mode>): Ditto.
25200
25201         * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
25202         variables to hold long long types for VSX vector memory builtins.
25203         (RS6000_BTI_unsigned_long_long): Ditto.
25204         (long_long_integer_type_internal_node): Ditti.
25205         (long_long_unsigned_type_internal_node): Ditti.
25206
25207         * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
25208         (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
25209         (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
25210
25211         * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
25212         short cuts.
25213         (vec_vsx_st): Ditto.
25214
25215 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
25216
25217         * config/pa/pa-hpux10.opt: New.
25218         * config/hpux11.opt (pthread): New Driver option.
25219         * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
25220         * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
25221
25222 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
25223
25224         * config/ia64/vms.opt: New.
25225         * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
25226
25227 2011-02-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
25228
25229         PR target/47580
25230         * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
25231         gpc_reg_operand instead of vsx_register_operand to match rs6000.md
25232         generator functions.
25233         (vsx_floatuns<VSi><mode>2): Ditto.
25234         (vsx_fix_trunc<mode><VSi>2): Ditto.
25235         (vsx_fixuns_trunc<mode><VSi>2): Ditto.
25236
25237 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
25238
25239         * config/i386/djgpp.opt (posix): New Driver option.
25240
25241 2011-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
25242
25243         * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
25244         Move to the unsupported targets list.
25245
25246 2011-02-02  Peter Bergner  <bergner@vnet.ibm.com>
25247
25248         PR rtl-optimization/47525
25249         * df-scan.c: Update copyright years.
25250         (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
25251         and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
25252
25253 2011-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
25254
25255         * config/i386/sysv4.h (TARGET_VERSION): Remove.
25256         (SUBTARGET_RETURN_IN_MEMORY): Remove.
25257         (ASM_OUTPUT_ASCII): Remove.
25258         * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
25259
25260 2011-02-02  Jeff Law  <law@redhat.com>
25261
25262         PR middle-end/47543
25263         * reload.c (find_reloads_address): Handle reg+d address where both
25264         components are invalid by reloading the entire address.
25265
25266 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
25267             Richard Guenther  <rguenther@suse.de>
25268
25269         PR tree-optimization/40979
25270         PR bootstrap/47044
25271         * passes.c (init_optimization_passes): After LIM call copy_prop
25272         and DCE to clean up.
25273         * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
25274
25275 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
25276
25277         PR tree-optimization/47576
25278         PR tree-optimization/47555
25279         * doc/invoke.texi (scev-max-expr-complexity): Documented.
25280         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
25281         (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
25282         * tree-scalar-evolution.c (follow_ssa_edge): Use
25283         PARAM_SCEV_MAX_EXPR_COMPLEXITY.
25284
25285 2011-02-02  Richard Guenther  <rguenther@suse.de>
25286
25287         PR tree-optimization/47566
25288         * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
25289
25290 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
25291
25292         PR debug/47106
25293         PR debug/47402
25294         * tree-inline.c (declare_return_variable): Remove unused caller
25295         variable.
25296
25297         PR debug/47106
25298         PR debug/47402
25299         * tree-flow-inline.h (clear_is_used, is_used_p): New.
25300         * cfgexpand.c (account_used_vars_for_block): Use them.
25301         * tree-nrv.c (tree_nrv): Likewise.
25302         * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
25303         (dump_scope_block): Likewise.
25304         (remove_unused_locals): Likewise.
25305
25306         PR debug/47106
25307         PR debug/47402
25308         * tree-inline.c (declare_return_variable): Add result decl to
25309         local decls only once.
25310         * gimple-low.c (record_vars_into): Mark newly-created variables
25311         as referenced.
25312
25313 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
25314
25315         PR debug/47498
25316         PR debug/47501
25317         PR debug/45136
25318         PR debug/45130
25319         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
25320         debug insns.
25321         (no_real_insns_p, schedule_block, set_priorities): Drop special
25322         treatment of boundary debug insns.
25323         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
25324         * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
25325         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
25326         (BOUNDARY_DEBUG_INSN_P): Likewise.
25327         (SCHEDULE_DEBUG_INSN_P): Likewise.
25328         * sched-rgn.c (init_ready_list): Drop special treatment of
25329         boundary debug insns.
25330         * final.c (rest_of_clean_state): Clear notes' BB.
25331
25332 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
25333
25334         * config/openbsd.opt (assert=): New Driver option.
25335
25336 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
25337
25338         * config/i386/nto.opt: New.
25339         * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
25340
25341 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
25342
25343         * config/i386/netware.opt: New.
25344         * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
25345
25346 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
25347
25348         * config/interix.opt (posix): New Driver option.
25349
25350 2011-02-01  DJ Delorie  <dj@redhat.com>
25351
25352         * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
25353
25354         * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
25355         class for A0/A1.
25356
25357 2011-02-01  Sebastian Pop  <sebastian.pop@amd.com>
25358
25359         PR tree-optimization/47561
25360         * toplev.c (process_options): Print the Graphite flags.  Add
25361         flag_loop_flatten to the list of options requiring Graphite.
25362
25363 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
25364
25365         * config/i386/cygming.opt (posix): New Driver option.
25366
25367 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
25368
25369         * config/arm/vxworks.opt: New.
25370         * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
25371
25372 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
25373
25374         * config/alpha/elf.opt: New.
25375         * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
25376         alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
25377
25378 2011-02-01  Richard Guenther  <rguenther@suse.de>
25379
25380         PR tree-optimization/47559
25381         * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
25382         store-motion on references that can throw.
25383
25384 2011-02-01  Bernd Schmidt  <bernds@codesourcery.com>
25385
25386         * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
25387         * tree-pass.h (TDF_CSELIB): New macro.
25388         * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
25389         cselib_lookup): Check for it rather than for TDF_DETAILS.
25390
25391 2011-02-01  H.J. Lu  <hongjiu.lu@intel.com>
25392
25393         PR driver/47547
25394         * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
25395         is HOST_BIT_BUCKET.
25396
25397         * opts.c (finish_options): Don't add x_aux_base_name if it is
25398         HOST_BIT_BUCKET.
25399
25400 2011-02-01  Richard Guenther  <rguenther@suse.de>
25401
25402         PR tree-optimization/47555
25403         Revert
25404         2010-07-15  Sebastian Pop  <sebastian.pop@amd.com>
25405
25406         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
25407
25408 2011-02-01  Sebastien Bourdeauducq  <sebastien@milkymist.org>
25409
25410         PR gcc/46692
25411         * config/lm32/t-lm32: Add multilib for all CPU options.
25412
25413 2011-02-01  Richard Guenther  <rguenther@suse.de>
25414
25415         PR tree-optimization/47541
25416         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
25417         sure to have a field at offset zero.
25418
25419 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
25420
25421         * config/arc/arc.opt (EB, EL): New Driver options.
25422
25423 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
25424
25425         * config/alpha/osf5.opt: New.
25426         * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
25427
25428 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
25429
25430         * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
25431
25432 2011-01-31  Sebastian Pop  <sebastian.pop@amd.com>
25433
25434         * common.opt (ftree-loop-linear): Use Alias to make it an alias of
25435         -floop-interchange.
25436         * invoke.texi (-ftree-loop-linear): Make it clear that this flag
25437         is an alias of -floop-interchange and that it requires the
25438         Graphite infrastructure.
25439         * tree-ssa-loop.c (gate_graphite_transforms): Do not set
25440         flag_loop_interchange based on the value of flag_tree_loop_linear.
25441
25442 2011-01-31  Jakub Jelinek  <jakub@redhat.com>
25443             Richard Guenther  <rguenther@suse.de>
25444
25445         PR tree-optimization/47538
25446         * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
25447         type instead of r1type, except for comparisons.  For right
25448         shifts and comparisons punt if there are mismatches in
25449         sizetype vs. non-sizetype types.
25450
25451 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
25452
25453         * doc/sourcebuild.texi (Effective-Target Keywords): Document
25454         avx_runtime.
25455
25456 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
25457
25458         * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
25459         version number.
25460         * configure: Regenerate.
25461
25462 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
25463
25464         * configure.ac (gcc_cv_ld_static_option): Define.
25465         (gcc_cv_ld_dynamic_option): Define.
25466         (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
25467         instead.
25468         (HAVE_LD_STATIC_DYNAMIC): Update message.
25469         (LD_STATIC_OPTION): Define.
25470         (LD_DYNAMIC_OPTION): Define.
25471         * configure: Regenerate.
25472         * config.in: Regenerate.
25473         * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
25474         HAVE_LD_STATIC_DYNAMIC]: Use them.
25475
25476 2011-01-31  Nick Clifton  <nickc@redhat.com>
25477
25478         * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
25479         registers inside interrupt handlers if the handler is not a leaf
25480         function.
25481
25482 2011-01-31  Nick Clifton  <nickc@redhat.com>
25483
25484         * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
25485         reg_renumber returning an INVALID_REGNUM.
25486
25487 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
25488
25489         PR libgcj/44341
25490         * doc/install.texi: Document host options discarded when cross
25491         configuring target libraries.
25492
25493 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
25494
25495         Reverted:
25496         2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
25497         PR debug/45136
25498         PR debug/45130
25499         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
25500         debug insns.
25501         (no_real_insns_p, schedule_block, set_priorities): Drop special
25502         treatment of boundary debug insns.
25503         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
25504         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
25505         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
25506         (BOUNDARY_DEBUG_INSN_P): Likewise.
25507         (SCHEDULE_DEBUG_INSN_P): Likewise.
25508         * sched-rgn.c (init_ready_list): Drop special treatment of
25509         boundary debug insns.
25510         * final.c (rest_of_clean-state): Clear notes' BB.
25511
25512 2011-01-31  Alan Modra  <amodra@gmail.com>
25513
25514         * config/rs6000/rs6000.c (print_operand): Rearrange addends in
25515         toc relative expressions as we do in print_operand_address.
25516
25517 2011-01-30  Kazu Hirata  <kazu@codesourcery.com>
25518
25519         * doc/extend.texi: Follow spelling conventions.
25520         * doc/invoke.texi: Fix a typo.
25521
25522 2011-01-30  Joseph Myers  <joseph@codesourcery.com>
25523
25524         * config/hpux11.opt: New.
25525         * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
25526         ia64*-*-hpux*): Use hpux11.opt.
25527
25528 2011-01-30  Jonathan Yong  <jon_y@users.sourceforge.net>
25529
25530         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
25531         to tmake_file.
25532
25533 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
25534
25535         * doc/install.texi (hppa-hp-hpux10): Remove references to HP
25536         support sites.
25537
25538 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
25539
25540         * doc/install.texi (Binaries): Remove outdated reference for
25541         Motorola 68HC11/68HC12 downloads.
25542
25543 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
25544
25545         * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
25546         Drepper's paper.
25547
25548 2011-01-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
25549
25550         PR bootstrap/47147
25551         * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
25552         used by NetBSD.
25553
25554 2011-01-28  Ahmad Sharif  <asharif@google.com>
25555
25556         * value-prof.c (check_counter): Corrected error message.
25557
25558 2011-01-29  Jie Zhang  <jie@codesourcery.com>
25559
25560         * config/arm/arm.c (arm_legitimize_reload_address): New.
25561         * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
25562         arm_legitimize_reload_address.
25563         * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
25564
25565 2011-01-28  Ian Lance Taylor  <iant@google.com>
25566
25567         * godump.c (go_define): Ignore macros whose definitions include
25568         two adjacent operands.
25569
25570 2011-01-28  Jakub Jelinek  <jakub@redhat.com>
25571
25572         PR target/42894
25573         * varasm.c (force_const_mem): Store copy of x in desc->constant
25574         instead of x itself.
25575         * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
25576         itself into REG_EQUAL note.
25577
25578 2011-01-28  Joseph Myers  <joseph@codesourcery.com>
25579
25580         * config/freebsd.opt (posix, rdynamic): New Driver options.
25581
25582 2011-01-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
25583
25584         * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
25585         -Bstatic/-Bdynamic.
25586         * configure: Regenerate.
25587
25588 2011-01-27  Joseph Myers  <joseph@codesourcery.com>
25589
25590         * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
25591         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
25592
25593 2011-01-27  Anatoly Sokolov  <aesok@post.ru>
25594
25595         * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
25596         * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
25597         * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
25598         (s390_preferred_reload_class): Make static. Change return and
25599         'rclass' argument type to reg_class_t.
25600
25601 2011-01-27  Jan Hubicka  <jh@suse.cz>
25602
25603         PR middle-end/46949
25604         * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
25605         (process_function_and_variable_attributes): Check defined weakrefs.
25606
25607 2011-01-27  Martin Jambor  <mjambor@suse.cz>
25608
25609         PR tree-optimization/47228
25610         * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
25611         build_ref_for_offset.
25612
25613 2011-01-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
25614
25615         * config/spu/spu-elf.h (ASM_SPEC): Remove.
25616
25617 2011-01-26  Mikael Pettersson  <mikpe@it.uu.se>
25618
25619         PR rtl-optimization/46856
25620         * postreload.c (reload_combine_recognize_const_pattern): Do not
25621         separate cc0 setter and user on cc0 targets.
25622
25623 2011-01-26  Nicola Pero  <nicola.pero@meta-innovation.com>
25624
25625         PR c/43082
25626         * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
25627         passed a VOID_TYPE expression, immediately emit an error and
25628         return error_mark_node.
25629
25630 2011-01-26  Jeff Law  <law@redhat.com>
25631
25632         PR rtl-optimization/47464
25633         * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
25634         rather than may_trap_p as needed.
25635
25636 2011-01-26  DJ Delorie  <dj@redhat.com>
25637
25638         PR rtl-optimization/46878
25639         * combine.c (insn_a_feeds_b): Check for the implicit cc0
25640         setter/user dependency as well.
25641
25642 2011-01-26  Eric Botcazou  <ebotcazou@adacore.com>
25643
25644         PR rtl-optimization/44469
25645         * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
25646         after removing trivially dead basic blocks.
25647
25648 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
25649
25650         * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
25651         * config/frv/frv.h (LINK_SPEC): Likewise.
25652         * config/i386/netware.h (LINK_SPEC): Likewise.
25653         * config/m68k/linux.h (ASM_SPEC): Likewise.
25654         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
25655         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
25656         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
25657         * config/sparc/linux.h (ASM_SPEC): Likewise.
25658         * config/sparc/linux64.h (ASM_SPEC): Likewise.
25659         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
25660
25661 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
25662
25663         * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
25664         * config/frv/frv.h (ASM_SPEC): Likewise.
25665         * config/m68k/linux.h (ASM_SPEC): Likewise.
25666         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
25667         * config/rs6000/linux64.h (ASM_SPEC): Likewise.
25668         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
25669         * config/sparc/linux.h (ASM_SPEC): Likewise.
25670         * config/sparc/linux64.h (ASM_SPEC): Likewise.
25671         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
25672
25673 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
25674
25675         * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
25676         * config/frv/frv.h (LINK_SPEC): Likewise.
25677         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
25678
25679 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
25680
25681         * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
25682         * config/frv/frv.h (ASM_SPEC): Likewise.
25683         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
25684         * config/m68k/linux.h (ASM_SPEC): Likewise.
25685         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
25686         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
25687         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
25688         * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
25689         * config/sparc/linux.h (ASM_SPEC): Likewise.
25690         * config/sparc/linux64.h (ASM_SPEC): Likewise.
25691         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
25692         * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
25693
25694 2011-01-26  Steve Ellcey  <sje@cup.hp.com>
25695
25696         PR target/46997
25697         * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
25698         (*mux2): Ditto.
25699         (vec_extract_evenodd_help): Ditto.
25700         (vec_extract_evenv4hi): Ditto.
25701         (vec_extract_oddv4hi): Ditto.
25702         (vec_interleave_lowv2si): Ditto.
25703         (vec_interleave_highv2si): Ditto.
25704         (vec_extract_evenv2si): Ditto.
25705         (vec_extract_oddv2si: Ditto.
25706         (vec_pack_trunc_v2si): Ditto.
25707
25708 2011-01-22  Jan Hubicka  <jh@suse.cz>
25709
25710         PR target/47237
25711         * cgraph.h (cgraph_local_info): New field can_change_signature.
25712         * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
25713         signature can change.
25714         (ipcp_estimate_growth): Call sequence simplify only if calle signature
25715         can change.
25716         (ipcp_insert_stage): Only compute args_to_skip if signature can change.
25717         (cgraph_function_versioning): We can not change signature of functions
25718         that don't allow that.
25719         * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
25720         (lto_input_node): Likewise.
25721         * ipa-inline.c (compute_inline_parameters): Compute
25722         local.can_change_signature.
25723         * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
25724         * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
25725         functions that can not change signature.
25726         * i386.c (ix86_function_regparm, ix86_function_sseregparm,
25727         init_cumulative_args): Do not use local calling conventions
25728         for functions that can not change signature.
25729
25730 2011-01-22  Jan Hubicka  <jh@suse.cz>
25731
25732         * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
25733
25734 2011-01-26  Richard Guenther  <rguenther@suse.de>
25735
25736         PR tree-optimization/47190
25737         * cgraphunit.c (process_common_attributes): New function.
25738         (process_function_and_variable_attributes): Use it.
25739
25740 2011-01-26  Richard Guenther  <rguenther@suse.de>
25741
25742         PR lto/47423
25743         * cgraphbuild.c (record_eh_tables): Record reference to personality
25744         function.
25745
25746 2011-01-26  Alexandre Oliva  <aoliva@redhat.com>
25747
25748         PR debug/45454
25749         * sel-sched.c (moveup_expr): Don't let debug insns prevent
25750         non-debug insns from moving up.
25751
25752 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
25753
25754         PR target/40125
25755         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
25756         t-dlldir{,-x} fragment for build and add it to tmake_file.
25757         (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
25758         * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
25759         * config/i386/t-dlldir: New file.
25760         (SHLIB_DLLDIR): Define.
25761         * config/i386/t-dlldir-x: New file.
25762         (SHLIB_DLLDIR): Define.
25763         * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
25764         (SHLIB_INSTALL): Use it.
25765
25766 2011-01-26  Chung-Lin Tang  <cltang@codesourcery.com>
25767
25768         PR target/47246
25769         * config/arm/arm.c (thumb2_legitimate_index_p): Change the
25770         lower bound of the allowed Thumb-2 coprocessor load/store
25771         index range to -256. Add explaining comment.
25772
25773 2011-01-25  Ian Lance Taylor  <iant@google.com>
25774
25775         * godump.c (go_define): Improve lexing of macro expansion to only
25776         accept expressions which match Go spec.
25777
25778 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
25779
25780         PR c++/43601
25781         * tree.c (handle_dll_attribute): Handle it.
25782         * doc/extend.texi (@item dllexport): Mention it.
25783         * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
25784
25785 2011-01-25  Ian Lance Taylor  <iant@google.com>
25786
25787         PR tree-optimization/26854
25788         * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
25789         (decl_jump_unsafe): Move higher in file, with no other change.
25790         (bind): Set has_jump_unsafe_decl if appropriate.
25791         (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
25792         (check_earlier_gotos): Likewise.
25793         (c_check_switch_jump_warnings): Likewise.
25794
25795 2011-01-25  Jonathan Wakely  <jwakely.gcc@gmail.com>
25796
25797         * doc/invoke.texi (Warning Options): Add missing hyphen.
25798         (-fprofile-dir): Minor grammatical fixes.
25799         (-fbranch-probabilities): Likewise.
25800
25801 2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
25802
25803         PR debug/45136
25804         PR debug/45130
25805         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
25806         debug insns.
25807         (no_real_insns_p, schedule_block, set_priorities): Drop special
25808         treatment of boundary debug insns.
25809         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
25810         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
25811         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
25812         (BOUNDARY_DEBUG_INSN_P): Likewise.
25813         (SCHEDULE_DEBUG_INSN_P): Likewise.
25814         * sched-rgn.c (init_ready_list): Drop special treatment of
25815         boundary debug insns.
25816         * final.c (rest_of_clean-state): Clear notes' BB.
25817
25818 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
25819
25820         * Makefile.in (LAMBDA_H): Removed.
25821         (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
25822         (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
25823         lambda-trans.o, and tree-loop-linear.o.
25824         (lto-symtab.o): Remove dependence on LAMBDA_H.
25825         (tree-loop-linear.o): Remove rule.
25826         (lambda-mat.o): Same.
25827         (lambda-trans.o): Same.
25828         (lambda-code.o): Same.
25829         (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
25830         (tree-vect-slp.o): Same.
25831         * hwint.h (gcd): Moved here.
25832         (least_common_multiple): Same.
25833         * lambda-code.c: Removed.
25834         * lambda-mat.c: Removed.
25835         * lambda-trans.c: Removed.
25836         * lambda.h: Removed.
25837         * tree-loop-linear.c: Removed.
25838         * lto-symtab.c: Do not include lambda.h.
25839         * omega.c (gcd): Removed.
25840         * passes.c (init_optimization_passes): Remove pass_linear_transform.
25841         * tree-data-ref.c (print_lambda_vector): Moved here.
25842         (lambda_vector_copy): Same.
25843         (lambda_matrix_copy): Same.
25844         (lambda_matrix_id): Same.
25845         (lambda_vector_first_nz): Same.
25846         (lambda_matrix_row_add): Same.
25847         (lambda_matrix_row_exchange): Same.
25848         (lambda_vector_mult_const): Same.
25849         (lambda_vector_negate): Same.
25850         (lambda_matrix_row_negate): Same.
25851         (lambda_vector_equal): Same.
25852         (lambda_matrix_right_hermite): Same.
25853         * tree-data-ref.h: Do not include lambda.h.
25854         (lambda_vector): Moved here.
25855         (lambda_matrix): Same.
25856         (dependence_level): Same.
25857         (lambda_transform_legal_p): Removed declaration.
25858         (lambda_collect_parameters): Same.
25859         (lambda_compute_access_matrices): Same.
25860         (lambda_vector_gcd): Same.
25861         (lambda_vector_new): Same.
25862         (lambda_vector_clear): Same.
25863         (lambda_vector_lexico_pos): Same.
25864         (lambda_vector_zerop): Same.
25865         (lambda_matrix_new): Same.
25866         * tree-flow.h (least_common_multiple): Removed declaration.
25867         * tree-parloops.c (lambda_trans_matrix): Moved here.
25868         (LTM_MATRIX): Same.
25869         (LTM_ROWSIZE): Same.
25870         (LTM_COLSIZE): Same.
25871         (LTM_DENOMINATOR): Same.
25872         (lambda_trans_matrix_new): Same.
25873         (lambda_matrix_vector_mult): Same.
25874         (lambda_transform_legal_p): Same.
25875         * tree-pass.h (pass_linear_transform): Removed declaration.
25876         * tree-ssa-loop.c (tree_linear_transform): Removed.
25877         (gate_tree_linear_transform): Removed.
25878         (pass_linear_transform): Removed.
25879         (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
25880         flag_loop_interchange.
25881
25882 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
25883
25884         PR tree-optimization/47265
25885         PR tree-optimization/47443
25886         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
25887         if name still has some uses.
25888
25889 2011-01-25  Martin Jambor  <mjambor@suse.cz>
25890
25891         PR tree-optimization/47382
25892         * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
25893         (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
25894
25895 2011-01-25  Joel Sherrill  <joel.sherrill@oarcorp.com>
25896
25897         * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
25898         sjlj_except_unwind_info.
25899
25900 2011-01-25  Richard Guenther  <rguenther@suse.de>
25901
25902         PR tree-optimization/47426
25903         * tree-ssa-structalias.c (ipa_pta_execute): Make externally
25904         visible functions results escape.
25905
25906 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
25907
25908         PR target/45701
25909         * config/arm/arm.c (any_sibcall_uses_r3): New function.
25910         (arm_get_frame_offsets): Use it.
25911
25912 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
25913             Jakub Jelinek  <jakub@redhat.com>
25914
25915         PR tree-optimization/47271
25916         * tree-if-conv.c (bb_postdominates_preds): New.
25917         (if_convertible_bb_p): Call bb_postdominates_preds.
25918         (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
25919         (predicate_scalar_phi): Call bb_postdominates_preds.
25920
25921 2011-01-25  Nick Clifton  <nickc@redhat.com>
25922
25923         * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
25924         * config/rx/rx.c (rx_function_value): Likewise.
25925         (rx_promote_function_mode): Likewise.
25926         (gen_safe_add): Place an outsized immediate value inside an UNSPEC
25927         in order to make it legitimate.
25928         * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
25929         make sure that the first operand is the same as the result register.
25930         (addsi3_unspec): Delete.
25931         (subdi3): Do not accept immediate operands.
25932         (subdi3_internal): Likewise.
25933
25934 2011-01-25  Jeff Law  <law@redhat.com>
25935
25936         PR rtl-optimization/37273
25937         * ira-costs.c (scan_one_insn): Detect constants living in memory and
25938         handle them like argument loads from stack slots.  Do not double
25939         count memory for memory constants and argument loads from stack slots.
25940
25941 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
25942
25943         PR tree-optimization/47427
25944         PR tree-optimization/47428
25945         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
25946         coalesce if the new root var would be TREE_READONLY.
25947
25948 2011-01-25  Richard Guenther  <rguenther@suse.de>
25949
25950         PR middle-end/47414
25951         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
25952         correct type for TBAA.
25953
25954 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
25955
25956         * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
25957         (close_phi_written_to_memory): Call for_each_index with
25958         dr_indices_valid_in_loop.
25959
25960 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
25961
25962         * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
25963         when it is initialized.
25964
25965 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
25966
25967         * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
25968         call to graphite_find_data_references_in_stmt.
25969         * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
25970         (try_generate_gimple_bb): Call outermost_loop_in_sese_1.  Update
25971         call to graphite_find_data_references_in_stmt.
25972         (analyze_drs_in_stmts): Same.
25973         * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
25974         in which the scalar analysis of indices is performed.
25975         (create_data_ref): Same.  Update call to dr_analyze_indices.
25976         (find_data_references_in_stmt): Update call to create_data_ref.
25977         (graphite_find_data_references_in_stmt): Same.
25978         * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
25979         declaration.
25980         (create_data_ref): Same.
25981         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
25982         call to create_data_ref.
25983
25984 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
25985
25986         * graphite-sese-to-poly.c (build_poly_scop): Move
25987         rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
25988
25989 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
25990
25991         * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
25992         VAR_DECL, PARM_DECL, and RESULT_DECL.
25993
25994 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
25995
25996         * graphite-dependences.c (reduction_dr_1): Allow several reductions
25997         in a reduction PBB.
25998         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
25999         that have already been marked as PBB_IS_REDUCTION.
26000
26001 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
26002
26003         * graphite-scop-detection.c (same_close_phi_node): New.
26004         (remove_duplicate_close_phi): New.
26005         (make_close_phi_nodes_unique): New.
26006         (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
26007
26008 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
26009
26010         * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
26011         * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
26012         of both data references to be the same.
26013
26014 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
26015
26016         * graphite-dependences.c (build_lexicographical_constraint): Remove
26017         the gdim parameter.
26018         (build_lexicographical_constraint): Adjust call to
26019         ppl_powerset_is_empty.
26020         (dependence_polyhedron): Same.
26021         (graphite_legal_transform_dr): Same.
26022         (graphite_carried_dependence_level_k): Same.
26023         * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
26024         parameter.
26025         * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
26026
26027 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
26028
26029         * graphite-sese-to-poly.c
26030         (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
26031         (close_phi_written_to_memory): New.
26032         (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
26033         and unshare_expr.
26034
26035 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
26036
26037         * doc/install.texi: Update the expected version number of PPL to 0.11.
26038         * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
26039         #if PPL_VERSION_MINOR < 11.
26040
26041 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
26042
26043         * graphite-dependences.c: Include graphite-cloog-util.h.
26044         (new_poly_ddr): Inlined into dependence_polyhedron.
26045         (free_poly_ddr): Moved close by new_poly_ddr.
26046         (dependence_polyhedron_1): Renamed dependence_polyhedron.
26047         Early return NULL when ppl_powerset_is_empty returns true.
26048         (dependence_polyhedron): Renamed new_poly_ddr.  Call only once
26049         poly_drs_may_alias_p.  Avoid one call to ppl_powerset_is_empty.
26050         (graphite_legal_transform_dr): Call new_poly_ddr.
26051         (graphite_carried_dependence_level_k): Same.
26052         (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2.  Use new_poly_ddr.
26053         (dot_transformed_deps_stmt_1): Removed.
26054         (dot_deps_stmt_1): Call dot_deps_stmt_2.
26055         (dot_original_deps): Renamed dot_deps_2.  Call new_poly_ddr.
26056         (dot_deps_1): Call dot_deps_2.
26057         * Makefile.in (graphite-dependences.o): Add missing dependence on
26058         graphite-cloog-util.h.
26059
26060 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
26061
26062         * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
26063         (build_lexicographical_constraint): Same.
26064         (dependence_polyhedron_1): Same.
26065         (graphite_legal_transform_dr): Same.
26066         (graphite_carried_dependence_level_k): Same.
26067         * graphite-ppl.c (ppl_powerset_is_empty): New.
26068         * graphite-ppl.h (ppl_powerset_is_empty): Declared.
26069         * tree-data-ref.c (dump_data_reference): Print the basic block index.
26070
26071 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
26072
26073         * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
26074         the "a followed by b" relation and document it.
26075
26076 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
26077
26078         * graphite-dependences.c (build_lexicographical_constraint): Stop the
26079         iteration when the bag of constraints is empty.
26080
26081 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
26082
26083         * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
26084
26085 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
26086
26087         * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
26088         nest and two loop depths as parameters.
26089         (lst_try_interchange_loops): Call lst_interchange_profitable_p after
26090         lst_perfect_nestify.
26091
26092 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
26093
26094         * graphite-dependences.c (print_pddr): Call
26095         ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
26096
26097 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
26098
26099         * graphite-ppl.c (debug_gmp_value): New.
26100         * graphite-ppl.h (debug_gmp_value): Declared.
26101
26102 2011-01-25  Tobias Grosser  <grosser@fim.uni-passau.de>
26103
26104         * doc/install.texi: Document availability of cloog-0.16.
26105
26106 2011-01-25  Vladimir Kargov  <kargov@gmail.com>
26107
26108         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
26109         invalid postdominance info.
26110
26111 2011-01-24  Jan Hubicka  <jh@suse.cz>
26112
26113         PR c/21659
26114         * doc/extend.texi (weak pragma): Drop claim that it must
26115         appear before definition.
26116         * varasm.c (merge_weak, declare_weak): Only sanity check
26117         that DECL is not output at a time it is declared weak.
26118
26119 2011-01-24  Kenneth Zadeck  <zadeck@naturalbridge.com>
26120
26121         * machmode.def: Fixed comments.
26122
26123 2011-01-24  Kai Tietz  <kai.tietz@onevision.com>
26124
26125         * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
26126
26127 2011-01-24  Paul Koning  <ni1d@arrl.net>
26128
26129         * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
26130         WORDS_BIG_ENDIAN.
26131
26132 2011-01-24  H.J. Lu  <hongjiu.lu@intel.com>
26133
26134         PR target/46519
26135         * config/i386/i386.c: Include sbitmap.h and fibheap.h.
26136         (block_info): Add scanned and prev.
26137         (move_or_delete_vzeroupper_2): Return if the basic block
26138         has been scanned and the upper 128bit state is unchanged
26139         from the last scan.
26140         (move_or_delete_vzeroupper_1): Return true if the exit
26141         state is changed.
26142         (move_or_delete_vzeroupper): Visit basic blocks using the
26143         work-list based algorithm based on vt_find_locations in
26144         var-tracking.c.
26145
26146         * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
26147
26148 2011-01-24  Nick Clifton  <nickc@redhat.com>
26149
26150         * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
26151         * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
26152         -mv850e1 to the assembler.  If -mv850e1 or -mv850es is specified
26153         then define __v850e1__.
26154         * doc/invoke.texi: Document -mv850es.
26155
26156 2011-01-24  Richard Henderson  <rth@redhat.com>
26157
26158         * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
26159         compound unordered comparisons.
26160         * config/rx/rx.c (rx_split_fp_compare): Remove.
26161         * config/rx/rx-protos.h: Update.
26162         * config/rx/rx.md (gcc_conds, rx_conds): Remove.
26163         (cbranchsf4): Don't call rx_split_fp_compare.
26164         (*cbranchsf4): Use rx_split_cbranch.
26165         (*cmpsf): Don't accept "i" constraint.
26166         (*conditional_branch): Only valid after reload.
26167         (cstoresf4): Merge expander with insn.  Don't call rx_split_fp_compare.
26168
26169 2011-01-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
26170
26171         PR target/47385
26172         * config/rs6000/altivec.md (vector constant splitters): Add
26173         support for creating vector single precision constants if -mvsx is
26174         used and we would create the constant using Altivec primitives.
26175
26176 2011-01-23  Bernd Schmidt  <bernds@codesourcery.com>
26177             Richard Sandiford  <rdsandiford@googlemail.com>
26178
26179         PR rtl-optimization/47166
26180         * reload1.c (emit_reload_insns): Disable the spill_reg_store
26181         mechanism for PRE_MODIFY and POST_MODIFY.
26182         (inc_for_reload): For PRE_MODIFY, return the insn that sets the
26183         reloadreg.
26184
26185 2011-01-23  Andreas Schwab  <schwab@linux-m68k.org>
26186
26187         * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
26188
26189 2011-01-22  Jan Hubicka  <jh@suse.cz>
26190
26191         PR lto/47333
26192         * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
26193
26194 2011-01-22  Jan Hubicka  <jh@suse.cz>
26195
26196         PR tree-optimization/43884
26197         PR lto/44334
26198         * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
26199         * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
26200
26201 2011-01-22  Anatoly Sokolov  <aesok@post.ru>
26202
26203         * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
26204         * config/s390/s390.c (s390_register_move_cost,
26205         s390_memory_move_cost): New.
26206         (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
26207
26208 2011-01-22  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
26209
26210         PR middle-end/47401
26211         * except.c (sjlj_assign_call_site_values): Move setting the
26212         crtl->uses_eh_lsda flag to ...
26213         (sjlj_mark_call_sites): ... here.
26214         (sjlj_emit_function_enter): Support NULL dispatch label.
26215         (sjlj_build_landing_pads): In a function with no landing pads
26216         that still has must-not-throw regions, generate code to register
26217         a personality function with empty LSDA.
26218
26219 2011-01-21  Richard Henderson  <rth@redhat.com>
26220
26221         * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
26222
26223         * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
26224
26225         * compare-elim.c: New file.
26226         * Makefile.in (OBJS-common): Add it.
26227         (compare-elim.o): New.
26228         * common.opt (fcompare-elim): New.
26229         * opts.c (default_options_table): Add OPT_fcompare_elim.
26230         * tree-pass.h (pass_compare_elim_after_reload): New.
26231         * passes.c (init_optimization_passes): Add it.
26232         * recog.h: Protect against re-inclusion.
26233         * target.def (TARGET_FLAGS_REGNUM): New POD hook.
26234         * doc/invoke.texi (-fcompare-elim): Document it.
26235         * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
26236         * doc/tm.texi: Rebuild.
26237
26238 2011-01-22  Nick Clifton  <nickc@redhat.com>
26239
26240         * config/rx/rx.md (cstoresf4): Pass comparison operator to
26241         rx_split_fp_compare.
26242
26243 2011-01-22  Nick Clifton  <nickc@redhat.com>
26244
26245         * config/rx/rx.md (UNSPEC_CONST): New.
26246         (deallocate_and_return): Wrap the amount popped off the stack in
26247         an UNSPEC_CONST in order to stop it being rejected by
26248         -mmax-constant-size.
26249         (pop_and_return): Add a "(return)" rtx.
26250         (call): Drop the immediate operand.
26251         (call_internal): Likewise.
26252         (call_value): Likewise.
26253         (call_value_internal): Likewise.
26254         (sibcall_internal): Likewise.
26255         (sibcall_value_internal): Likewise.
26256         (sibcall): Likewise.  Generate an explicit call using
26257         sibcall_internal.
26258         (sibcall_value): Likewise.
26259         (mov<>): FAIL if a constant operand is not legitimate.
26260         (addsi3_unpsec): New pattern.
26261
26262         * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
26263         (ok_for_max_constant): New function.
26264         (gen_safe_add): New function.
26265         (rx_expand_prologue): Use gen_safe_add.
26266         (rx_expand_epilogue): Likewise.
26267         (rx_is_legitimate_constant): Use ok_for_max_constant.  Handle
26268         UNSPEC CONSTs.
26269
26270 2011-01-21  Jeff Law  <law@redhat.com>
26271
26272         PR tree-optimization/47053
26273         * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
26274         (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
26275         statements are deleted.
26276         (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP.  If NEED_EH_CLEANUP
26277         is nonempty, then purge dead edges and cleanup the CFG.
26278
26279 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
26280
26281         PR debug/47402
26282         Temporarily revert:
26283         2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
26284         PR debug/47106
26285         * tree-dfa.c (create_var_ann): Mark variable as used.
26286
26287 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
26288
26289         PR middle-end/45566
26290         * except.c (convert_to_eh_region_ranges): Emit queued no-region
26291         notes from other section in hot/cold partitioning even if
26292         last_action is -3.  Increment call_site_base.
26293
26294         PR rtl-optimization/47366
26295         * fwprop.c (forward_propagate_into): Return bool.  If
26296         any changes are made, -fnon-call-exceptions is used and
26297         REG_EH_REGION note is present, call purge_dead_edges
26298         and return true if it purged anything.
26299         (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
26300         any EH edges were purged.
26301
26302 2011-01-21  Jeff Law  <law@redhat.com>
26303
26304         PR rtl-optimization/41619
26305         * caller-save.c (setup_save_areas): Break out code to determine
26306         which hard regs are live across calls by examining the reload chains
26307         so that it is always used.
26308         Eliminate code which checked REG_N_CALLS_CROSSED.
26309
26310 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
26311
26312         PR tree-optimization/47355
26313         * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
26314         NOP has non-debug uses beyond PHIs in new_bb.
26315
26316 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
26317
26318         PR debug/47106
26319         * cfgexpand.c (account_used_vars_for_block): Only account vars
26320         that are annotated as used.
26321         (estimated_stack_frame_size): Don't set TREE_USED.
26322         * tree-dfa.c (create_var_ann): Mark variable as used.
26323
26324 2011-01-21  Richard Guenther  <rguenther@suse.de>
26325
26326         PR middle-end/47395
26327         * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
26328
26329 2011-01-21  Richard Guenther  <rguenther@suse.de>
26330
26331         PR tree-optimization/47365
26332         * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
26333         (vn_reference_lookup_pieces): Adjust.
26334         (vn_reference_lookup): Likewise.
26335         * tree-ssa-sccvn.c (vn_walk_kind): New static global.
26336         (vn_reference_lookup_3): Only look through kills if in
26337         VN_WALKREWRITE mode.
26338         (vn_reference_lookup_pieces): Adjust.
26339         (vn_reference_lookup): Likewise.
26340         (visit_reference_op_load): Likewise.
26341         (visit_reference_op_store): Likewise.
26342         * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
26343         (compute_avail): Likewise.
26344         (eliminate): Likewise.
26345
26346 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
26347
26348         * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
26349         DECL_IGNORED_P non-reg vars if they are used.
26350
26351         PR tree-optimization/47391
26352         * varpool.c (const_value_known_p): Return false if
26353         decl is volatile.
26354
26355 2011-01-21  Kai Tietz  <kai.tietz@onevision.com>
26356
26357         PR bootstrap/47215
26358         * config/i386/i386.c (ix86_local_alignment): Handle
26359         case for va_list_type_node is nil.
26360         (ix86_canonical_va_list_type): Likewise.
26361
26362 2011-01-21  Alan Modra  <amodra@gmail.com>
26363
26364         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
26365         builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
26366
26367 2011-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
26368
26369         * config/arm/arm.md (define_attr type): Rename f_load
26370         and f_store to f_fpa_load and f_fpa_store. Update.
26371         (write_conflict): Deal with rename fallout.
26372         (*push_fp_multi): Likewise.
26373         * config/arm/fpa.md (f_load): Use f_fpa_load.
26374         (f_store): Use f_fpa_store.
26375         (*movsf_fpa): Likewise.
26376         (*movdf_fpa): Likewise.
26377         (*movxf_fpa): Likewise.
26378         (*thumb2_movsf_fpa): Likewise.
26379         (*thumb2_movdf_fpa): Likewise.
26380         (*thumb2_movxf_fpa): Likewise.
26381         * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
26382         f_loadd and f_stored.
26383         (*thumb2_movdi_vfp): Likewise.
26384         (*thumb2_movsf_vfp): Fix attribute to f_loads.
26385         (*thumb2_movsi_vfp): Likewise.
26386         * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
26387         Use f_loads instead of f_load.
26388         * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
26389
26390 2011-01-20  Anatoly Sokolov  <aesok@post.ru>
26391
26392         * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
26393         * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
26394         * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
26395         (xtensa_mode_dependent_address_p): New function.
26396         (constantpool_address_p): Make static. Change return type to bool.
26397         Change argument type to const_rtx. Use CONST_INT_P predicate.
26398
26399 2011-01-20  Alexandre Oliva  <aoliva@redhat.com>
26400
26401         PR debug/46583
26402         * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
26403
26404 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
26405
26406         PR debug/47283
26407         * cfgexpand.c (expand_debug_expr): Instead of generating
26408         (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
26409         etc. handling.
26410
26411 2011-01-20  Richard Guenther  <rguenther@suse.de>
26412
26413         PR middle-end/47370
26414         * tree-inline.c (remap_gimple_op_r): Recurse manually for
26415         the pointer operand of MEM_REFs.
26416
26417 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
26418
26419         PR tree-optimization/46130
26420         * ipa-split.c (consider_split): If return_bb contains non-virtual
26421         PHIs other than for retval or if split_function would not adjust it,
26422         refuse to split.
26423
26424 2011-01-20  Richard Guenther  <rguenther@suse.de>
26425
26426         PR tree-optimization/47167
26427         * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
26428         Revert previous change, only avoid enumeral type changes.
26429
26430 2011-01-19  Mike Stump  <mikestump@comcast.net>
26431
26432         * doc/tm.texi.in (BRANCH_COST): Englishify.
26433         * doc/tm.texi (BRANCH_COST): Likewise.
26434
26435 2011-01-19  Dodji Seketeli  <dodji@redhat.com>
26436
26437         PR c++/47291
26438         * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
26439         (gen_scheduled_generic_parms_dies): New functions.
26440         (gen_struct_or_union_type_die): Schedule template parameters DIEs
26441         generation for the end of CU compilation.
26442         (dwarf2out_finish): Generate template parameters DIEs here.
26443
26444 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
26445
26446         PR debug/46240
26447         * tree-into-ssa.c (maybe_register_def): Do not attempt to add
26448         debug bind stmt on merge edges.
26449
26450 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
26451
26452         PR debug/47079
26453         PR debug/46724
26454         * function.c (instantiate_expr): Instantiate incoming rtl of
26455         implicit arguments, and recurse on VALUE_EXPRs.
26456         (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
26457         * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
26458
26459 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
26460
26461         * c-parser.c (c_parser_for_statement): Initialize
26462         collection_expression.
26463
26464 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
26465
26466         * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
26467
26468 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
26469
26470         * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
26471         (LINK_SHLIB_SPEC): Don't use %(link_path).
26472         (SUBTARGET_EXTRA_SPECS): Remove link_path.
26473
26474 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
26475
26476         * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
26477         (NO_SHARED_LIB_SUPPORT): Remove.
26478         (LINK_SHLIB_SPEC): Remove one conditional definition.
26479
26480 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
26481
26482         * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
26483         %{call_shared}.
26484         * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
26485         * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
26486         * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
26487         %{call_shared} and conditionals on these options not being passed.
26488         * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
26489         %{call_shared}.
26490
26491 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
26492
26493         * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
26494         simplify.
26495
26496         * ipa-split.c: Spelling fixes.
26497
26498 2011-01-19  Richard Henderson  <rth@redhat.com>
26499
26500         * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
26501         (*mulsi3): Likewise.
26502
26503         * longlong.h [__mn10300__] (count_leading_zeros): New.
26504         [__mn10300__] (umul_ppmm, smul_ppmm): New.
26505         [__mn10300__] (add_ssaaaa, subddmmss): New.
26506         [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
26507         [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
26508
26509 2011-01-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
26510
26511         * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
26512
26513 2011-01-19  Richard Henderson  <rth@redhat.com>
26514
26515         * config/mn10300/mn10300.md (addsi3_flags): New.
26516         (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
26517         (subsi3_flags, subc_internal, subdi3): New.
26518         (subdi3_internal, *subdi3_degenerate): New.
26519         * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
26520
26521         * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
26522         (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
26523         (mn10300_expand_epilogue): Use it.  Compute REG_SAVE_BYTES once.
26524         * config/mn10300/mn10300-protos.h: Update.
26525         * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
26526         (return_ret): Likewise.  Rename from return_internal_regs.
26527         (return_internal): Remove.
26528
26529         * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
26530         (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
26531         (mn10300_legitimate_constant_p): Likewise.
26532         (mn10300_can_use_return_insn): Use mn10300_initial_offset.
26533         (mn10300_frame_size): New.
26534         (mn10300_expand_prologue): Use it.
26535         (mn10300_expand_epilogue): Likewise.
26536         (mn10300_initial_offset): Likewise.
26537         * config/mn10300/mn10300-protos.h: Update.
26538         * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
26539         * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
26540         (prologue, epilogue, return_internal): Tidy output code.
26541         (mn10300_store_multiple_operation, return): Likewise.
26542         (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
26543         (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
26544         (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
26545         (load_pic, am33_load_pic): New.
26546         (mn10300_load_pic0, mn10300_load_pic1): New.
26547
26548         * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
26549         * config/mn10300/mn10300.c (CC_FLAG_Z): New.
26550         (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
26551         (cc_flags_for_mode, cc_flags_for_code): New.
26552         (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
26553         overflow flag is not valid.  Validate that the flags we need
26554         for the comparison are valid.
26555         (mn10300_output_cmp): Remove.
26556         (mn10300_output_add): New.
26557         (mn10300_select_cc_mode): Use cc_flags_for_code.
26558         (mn10300_split_cbranch): New.
26559         (mn10300_match_ccmode): New.
26560         (mn10300_split_and_operand_count): New.
26561         * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
26562         to the function.
26563         * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
26564         (addsi3): ... here.  Use mn10300_output_add.
26565         (*addsi3_flags): New.
26566         (*am33_subsi3, *mn10300_subsi3): Merge...
26567         (subsi3): ... here.  Use attribute isa.
26568         (*subsi3_flags): New.
26569         (negsi2): Rewrite from expander to insn_and_split.  Use NOT+INC
26570         when possible.
26571         (*am33_andsi3, *mn10300_andsi3): Merge...
26572         (andsi3): ... here.
26573         (*andsi3_flags): New.
26574         (andsi3 splitters): New.
26575         (*am33_iorsi3, *mn10300_iorsi3): Merge...
26576         (iorsi3): ... here.
26577         (*iorsi3_flags): New.
26578         (*am33_xorsi3, *mn10300_xorsi3): Merge...
26579         (xorsi3): ... here.
26580         (*xorsi3_flags): New.
26581         (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
26582         (one_cmplsi2): ... here.
26583         (*one_cmplsi2_flags): New.
26584         (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload.  Use "r"
26585         instead of "dax" in constraints.  Use mn10300_split_cbranch.
26586         (*cmpsi): Rename from cmpsi.  Do not use mn10300_output_cmp.  Do not
26587         use matching constraints to eliminate a self-comparison.
26588         (*integer_conditional_branch): Rename from integer_conditional_branch.
26589         Use int_mode_flags to match CC_REG.
26590         (*cbranchsi4_btst, *btstsi): New.
26591         (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload.  Use
26592         mn10300_split_cbranch.
26593         (*am33_cmpsf): Rename from am33_cmpsf.
26594         (*float_conditional_branch): Rename from float_conditional_branch.
26595         (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
26596         (zero_extendqisi2): ... here.
26597         (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
26598         (zero_extendhisi2): ... here.
26599         (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
26600         (extendqisi2): ... here.
26601         (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
26602         (extendhisi2): ... here.
26603         (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
26604         (ashlsi3): ... here.
26605         (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
26606         (lshrsi3): ... here.
26607         (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
26608         (ashrsi3): ... here.
26609         (consecutive add peephole): Remove.
26610         * config/mn10300/predicates.md (label_ref_operand): New.
26611         (int_mode_flags): New.
26612         (CCZN_comparison_operator): New.
26613
26614         * config/mn10300/mn10300.md (UNSPEC_EXT): New.
26615         (throughput_42_latency_43): New reservation.
26616         (mulsidi3, umulsidi3): New expanders.
26617         (mulsidi3_internal): Rewrite from old mulsidi3 pattern.  Expose
26618         the MDR register to allocation; separately allocate the low and
26619         high parts of the DImode result.
26620         (umulsidi3_internal): Similarly.
26621         (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
26622         (*mulsi3): ... here.  Clobber MDR as a scratch as necessary.
26623         (udivsi3, umodsi3): Remove.
26624         (udivmodsi4, divmodsi4): New expanders.
26625         (*udivmodsi4): Rename from udivmodsi4.  Expose MDR properly.
26626         (*divmodsi4): Simiarly.
26627         (ext_internal): New.
26628
26629         * config/mn10300/constraints.md ("z"): New constraint.
26630         * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
26631         (FIXED_REGISTERS): Don't fix MDR.
26632         (CALL_USED_REGSITERS): Reformat nicely.
26633         (REG_ALLOC_ORDER): Add MDR.
26634         (enum regclass): Add MDR_REGS.
26635         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
26636         (IRA_COVER_CLASSES): Add MDR_REGS.
26637         (REGNO_REG_CLASS): Handle MDR_REG.
26638         * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
26639         (mn10300_register_move_cost): Likewise.
26640         * config/mn10300/mn10300.md (MDR_REG): New.
26641         (*movsi_internal): Handle moves to/from MDR_REGS.
26642
26643         * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
26644         POST_MODIFY.
26645         (mn10300_secondary_reload): Tidy combination reload classes.
26646         (mn10300_legitimate_address_p): Allow post-modify and reg+reg
26647         addresses for AM33.  Allow symbolic offsets for reg+imm.
26648         (mn10300_regno_in_class_p): New.
26649         (mn10300_legitimize_reload_address): New.
26650         * config/mn10300/mn10300.h (enum reg_class): Remove
26651         DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
26652         SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS.  Add
26653         SP_OR_GENERAL_REGS.
26654         (REG_CLASS_NAMES): Update to match.
26655         (REG_CLASS_CONTENTS): Likewise.
26656         (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
26657         (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
26658         (REGNO_IN_RANGE_P): Remove.
26659         (REGNO_DATA_P): Use mn10300_regno_in_class_p.
26660         (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
26661         (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
26662         (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
26663         (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
26664         (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
26665         (REGNO_GENERAL_P): New.
26666         (HAVE_POST_MODIFY_DISP): New.
26667         (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
26668         (LEGITIMIZE_RELOAD_ADDRESS): New.
26669         * config/mn10300/mn10300-protos.h: Update.
26670
26671         * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
26672         DATA_REGS for AM33 stack-pointer destination.
26673         (mn10300_preferred_output_reload_class): Likewise.
26674         (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
26675         into a form appropriate for ...
26676         (TARGET_SECONDARY_RELOAD): New.
26677         * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
26678         * config/mn10300/mn10300-protos.h: Update.
26679         * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
26680         reload_insi; use the "A" constraint for the scratch; handle AM33
26681         moves of sp to non-address registers.
26682
26683         * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
26684         (*movqi_internal): ... here.
26685         (*am33_movhi, *mn10300_movhi): Merge into...
26686         (*movhi_internal): ... here.
26687         (*movsi_internal): Use "r" instead of "dax" in constraints.  Use "A"
26688         as the source/destination of moves from/to SP.
26689         (movsf): Only allow for AM33-2.
26690         (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
26691         any integer constant constraint.  Only allow for AM33-2.  Tidy
26692         all of the alternative outputs.
26693         (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
26694         (udivmodsi4): Delete expander and promote *udivmodsi4.  Disallow
26695         for MN103.
26696         (udivsi3, umodsi3): New patterns for MN103 only.
26697
26698 2011-01-19  Joern Rennecke  <amylaar@spamcop.net>
26699
26700         * doc/tm.texi.in: Spell out that a lack of register class unions
26701         can lead to ICEs.
26702         * doc/tm.texi: Regenerate.
26703
26704 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
26705
26706         PR rtl-optimization/47337
26707         * dce.c (check_argument_store): New function.
26708         (find_call_stack_args): Ignore debug insns.  Use check_argument_store.
26709
26710         PR tree-optimization/47290
26711         * tree-eh.c (infinite_empty_loop_p): New function.
26712         (cleanup_empty_eh): Use it.
26713
26714 2011-01-18  Steve Ellcey  <sje@cup.hp.com>
26715
26716         PR target/46997
26717         * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
26718         (a64_expand_widen_sum): Ditto.
26719         * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
26720         (vec_extract_evenodd_help): Ditto.
26721         (vec_extract_evenv4hi): Ditto.
26722         (vec_extract_oddv4hi): Ditto.
26723         (vec_extract_evenv2si): Ditto.
26724         (vec_extract_oddv2si): Ditto.
26725         (vec_extract_evenv2sf): Ditto.
26726         (vec_extract_oddv2sf): Ditto.
26727         (vec_pack_trunc_v4hi: Ditto.
26728         (vec_pack_trunc_v2si): Ditto.
26729         (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
26730         (vec_interleave_highv8qi): Ditto.
26731         (mix1_r): Ditto.
26732         (vec_extract_oddv8qi): Ditto.
26733         (vec_interleave_lowv4hi): Ditto.
26734         (vec_interleave_highv4hi): Ditto.
26735         (vec_interleave_lowv2si): Ditto.
26736         (vec_interleave_highv2si): Ditto.
26737
26738 2011-01-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
26739
26740         * doc/extend.texi: Mention __float128 support on hppa HP-UX.
26741         * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
26742         * config/pa/pa.c (pa_expand_builtin): New.  Include "langhooks.h".
26743         (pa_c_mode_for_suffix): New.
26744         (TARGET_EXPAND_BUILTIN): Define.
26745         (TARGET_C_MODE_FOR_SUFFIX): Define.
26746         (pa_builtins): Define.
26747         (pa_init_builtins): Register __float128 type and init new support
26748         builtins.
26749         * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
26750         * config/pa/quadlib.c (_U_Qfcopysign): New.
26751
26752 2011-01-18  Eric Botcazou  <ebotcazou@adacore.com>
26753
26754         PR middle-end/46894
26755         * explow.c (allocate_dynamic_stack_space): Do not assume more than
26756         BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
26757         are defined.
26758
26759 2011-01-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
26760
26761         PR tree-optimization/47179
26762         * config/spu/spu.c (spu_ref_may_alias_errno): New function.
26763         (TARGET_REF_MAY_ALIAS_ERRNO): Define.
26764
26765 2011-01-18  Richard Guenther  <rguenther@suse.de>
26766
26767         PR rtl-optimization/47216
26768         * emit-rtl.c: Include tree-flow.h.
26769         (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
26770         of replicating it with different semantics.
26771         * Makefile.in (emit-rtl.o): Adjust.
26772
26773 2011-01-18  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
26774
26775         * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
26776         (cortex_a9_dp): Handle neon types correctly.
26777
26778 2011-01-18  Jakub Jelinek  <jakub@redhat.com>
26779
26780         PR rtl-optimization/47299
26781         * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
26782         subtarget.  Use normal multiplication if both operands are constants.
26783         * expmed.c (expand_widening_mult): Don't try to optimize constant
26784         multiplication if op0 has VOIDmode.  Convert op1 constant to mode
26785         before using it.
26786
26787 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
26788
26789         * doc/lto.texi (LTO): Ensure two spaces after period.  Fix
26790         spacing after 'e.g.', typos, comma, hyphenation.
26791
26792 2011-01-17  Richard Henderson  <rth@redhat.com>
26793
26794         * config/rx/predicates.md (rx_constshift_operand): Use match_test.
26795         (rx_restricted_mem_operand): New.
26796         (rx_shift_operand): Use register_operand.
26797         (rx_source_operand, rx_compare_operand): Likewise.
26798         * config/rx/rx.md (addsi3_flags): New expander.
26799         (adddi3): Rewrite as expander.
26800         (adc_internal, *adc_flags, adddi3_internal): New patterns.
26801         (subsi3_flags): New expander.
26802         (subdi3): Rewrite as expander.
26803         (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
26804
26805         * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
26806         (rx_init_builtins): Remove sat builtin.
26807         (rx_expand_builtin): Likewise.
26808         * config/rx/rx.md (ssaddsi3): New.
26809         (*sat): Rename from sat.  Represent the CC_REG input.
26810
26811         * config/rx/predicates.md (rshift_operator): New.
26812         * config/rx/rx.c (rx_expand_insv): Remove.
26813         * config/rx/rx-protos.h: Update.
26814         * config/rx/rx.md (*bitset): Rename from bitset.  Swap the ashift
26815         operand to the canonical position.
26816         (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
26817         (*bitclr, *bitclr_in_memory): Similarly.
26818         (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
26819         (insv): Retain the zero_extract in the expansion.
26820
26821         * config/rx/rx.md (bswapsi2): Use = not + for output reload.
26822         (bswaphi2, bitinvert, revw): Likewise.
26823
26824         * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
26825         (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
26826         * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
26827         (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
26828         (bitset, bitset_in_memory): Likewise.
26829         (bitinvert, bitinvert_in_memory): Likewise.
26830         (bitclr, bitclr_in_memory): Likewise.
26831         (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
26832         (rx_strend, rx_cmpstrn): Likewise.
26833         (rx_setmem): Likewise.  Make the source BLKmode to match the dest.
26834         (bitop peep2 patterns): Remove.
26835
26836         * config/rx/rx.c (rx_match_ccmode): New.
26837         * config/rx/rx-protos.h: Update.
26838         * config/rx/rx.md (abssi2): Clobber, don't set flags.
26839         (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
26840         (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
26841         (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
26842         (fix_truncsfsi2, floatsisf2): Likewise.
26843         (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
26844         (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
26845         (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
26846         (*subsi3_flags, *xorsi3_flags): New.
26847
26848         * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
26849
26850         * config/rx/rx.c (rx_print_operand): Remove workaround for
26851         unsplit comparison operations.
26852
26853         * config/rx/rx.md (movsicc): Split after reload.
26854         (*movsicc): Merge *movsieq and *movsine via match_operator.
26855         (*stcc): New pattern.
26856
26857         * config/rx/rx.c (rx_float_compare_mode): Remove.
26858         * config/rx/rx.h (rx_float_compare_mode): Remove.
26859         * config/rx/rx.md (cstoresi4): Split after reload.
26860         (*sccc): New pattern.
26861
26862         * config/rx/predicates.md (label_ref_operand): New.
26863         (rx_z_comparison_operator): New.
26864         (rx_zs_comparison_operator): New.
26865         (rx_fp_comparison_operator): New.
26866         * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
26867         Validate that the flags are set properly for the comparison.
26868         (rx_gen_cond_branch_template): Remove.
26869         (rx_cc_modes_compatible): Remove.
26870         (mode_from_flags): New.
26871         (flags_from_code): Rename from flags_needed_for_conditional.
26872         (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
26873         (rx_select_cc_mode): Likewise.
26874         (rx_split_fp_compare): New.
26875         (rx_split_cbranch): New.
26876         * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
26877         (*cbranchsi4): Use match_operator and rx_split_cbranch.
26878         (*cbranchsf4): Similarly.
26879         (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>.  Use
26880         match_operator and rx_split_cbranch.
26881         (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
26882         tstbranchsi4m_ne.  Use match_operator and rx_split_cbranch.
26883         (*cmpsi): Rename from cmpsi.
26884         (*tstsi): Rename from tstsi.
26885         (*cmpsf): Rename from cmpsf; use CC_Fmode.
26886         (*conditional_branch): Rename from conditional_branch.
26887         (*reveresed_conditional_branch): Remove.
26888         (b<code>): Remove expander.
26889         * config/rx/rx-protos.h: Update.
26890
26891         * config/rx/rx.c (rx_compare_redundant): Remove.
26892         * config/rx/rx.md (cmpsi): Don't use it.
26893         * config/rx/rx-protos.h: Update.
26894
26895         * config/rx/rx-modes.def (CC_F): New mode.
26896         * config/rx/rx.c (rx_select_cc_mode): New.
26897         * config/rx/rx.h (SELECT_CC_MODE): Use it.
26898         * config/rx/rx-protos.h: Update.
26899
26900 2011-01-17  Richard Henderson  <rth@redhat.com>
26901
26902         * except.c (dump_eh_tree): Fix stray ; after for statement.
26903
26904 2011-01-17  Richard Guenther  <rguenther@suse.de>
26905
26906         PR tree-optimization/47313
26907         * tree-inline.c (tree_function_versioning): Move DECL_RESULT
26908         handling before copying the body.  Properly deal with
26909         by-reference result in SSA form.
26910
26911 2011-01-17  Ian Lance Taylor  <iant@google.com>
26912
26913         PR target/47219
26914         * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
26915         (struct_value_alias_set): Don't define.
26916         (sparc_option_override): Don't set sparc_sr_alias_set and
26917         struct_value_alias_set.
26918         (save_or_restore_regs): Use gen_frame_mem rather than calling
26919         set_mem_alias_set.
26920         (sparc_struct_value_rtx): Likewise.
26921
26922 2011-01-17  H.J. Lu  <hongjiu.lu@intel.com>
26923
26924         PR target/47318
26925         * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to __m128i.
26926         (_mm_maskstore_pd): Likewise.
26927         (_mm_maskload_ps): Likewise.
26928         (_mm_maskstore_ps): Likewise.
26929         (_mm256_maskload_pd): Change mask to __m256i.
26930         (_mm256_maskstore_pd): Likewise.
26931         (_mm256_maskload_ps): Likewise.
26932         (_mm256_maskstore_ps): Likewise.
26933
26934         * config/i386/i386-builtin-types.def: Updated.
26935         (ix86_expand_special_args_builtin): Likewise.
26936
26937         * config/i386/i386.c (bdesc_special_args): Update
26938         __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
26939         __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
26940         __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
26941         __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
26942
26943         * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
26944         Use <avxpermvecmode> on mask register.
26945         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
26946
26947 2011-01-17  Olivier Hainque  <hainque@adacore.com>
26948             Michael Haubenwallner  <michael.haubenwallner@salomon.at>
26949             Eric Botcazou  <ebotcazou@adacore.com>
26950
26951         PR target/46655
26952         * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
26953         if <= USHRT_MAX in 32-bit mode.
26954
26955 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
26956
26957         * doc/install.texi (Configuration, Specific): Wrap long
26958         lines in examples.  Allow line wrapping in long options
26959         and URLs where beneficial for PDF output.
26960
26961 2011-01-16  Richard Sandiford  <rdsandiford@googlemail.com>
26962
26963         * config/mips/mips.c (mips_classify_symbol): Don't return
26964         SYMBOL_PC_RELATIVE for nonlocal labels.
26965
26966 2011-01-15  Eric Botcazou  <ebotcazou@adacore.com>
26967
26968         * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
26969
26970 2011-01-15  Jan Hubicka  <jh@suse.cz>
26971
26972         PR tree-optimization/47276
26973         * ipa.c (function_and_variable_visibility): Do not try to mark alias
26974         declarations as needed.
26975
26976 2011-01-15  Martin Jambor  <mjambor@suse.cz>
26977
26978         * common.opt (fdevirtualize): New flag.
26979         * doc/invoke.texi (Option Summary): Document it.
26980         * opts.c (default_options_table): Add devirtualize flag.
26981         * ipa-prop.c (detect_type_change): Return immediately if
26982         devirtualize flag is not set.
26983         (detect_type_change_ssa): Likewise.
26984         (compute_known_type_jump_func): Likewise.
26985         (ipa_analyze_virtual_call_uses): Likewise.
26986
26987 2011-01-14  Martin Jambor  <mjambor@suse.cz>
26988
26989         PR tree-optimization/45934
26990         PR tree-optimization/46302
26991         * ipa-prop.c (type_change_info): New type.
26992         (stmt_may_be_vtbl_ptr_store): New function.
26993         (check_stmt_for_type_change): Likewise.
26994         (detect_type_change): Likewise.
26995         (detect_type_change_ssa): Likewise.
26996         (compute_complex_assign_jump_func): Check for dynamic type change.
26997         (compute_complex_ancestor_jump_func): Likewise.
26998         (compute_known_type_jump_func): Likewise.
26999         (compute_scalar_jump_functions): Likewise.
27000         (ipa_analyze_virtual_call_uses): Likewise.
27001         (ipa_analyze_node): Push and pop cfun, set current_function_decl.
27002
27003 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
27004
27005         * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
27006         * config/i386/i386.opt (msse5): New Alias.
27007
27008 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
27009
27010         * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
27011         * config/sparc/linux64.h (CC1_SPEC): Likewise.
27012         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
27013         * config/sparc/sparc.h (CC1_SPEC): Likewise.
27014
27015 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
27016
27017         * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
27018         -mcpu options.
27019         * config/sparc/linux64.h (CC1_SPEC): Likewise.
27020         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
27021         * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
27022         * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
27023         Likewise.
27024         * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
27025
27026 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
27027
27028         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
27029
27030 2011-01-14  Mike Stump  <mikestump@comcast.net>
27031
27032         * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
27033         * config/fr30/fr30.md: Likweise
27034         (movsi_push): Likewise.
27035         (movsi_pop): Likewise.
27036         (enter_func): Likewise.
27037         * config/moxie/moxie.md (movsi_push): Likewise.
27038         (movsi_pop): Likewise.
27039
27040 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
27041
27042         * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
27043         %{no_archive} %{exact_version}.
27044         * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
27045         * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
27046         %{no_archive} %{exact_version}.
27047         * config/mips/openbsd.h (LINK_SPEC): Likewise.
27048         * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
27049         * config/mips/vxworks.h: Likewise.
27050
27051 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
27052
27053         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
27054
27055 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
27056
27057         * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
27058         ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
27059
27060 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
27061
27062         * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
27063         -nodefaultlib.
27064
27065 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
27066
27067         * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
27068         for mcpu not cpu.
27069         * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
27070         CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
27071         not cpu.
27072         (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
27073         Don't handle -shlib.
27074
27075 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
27076
27077         * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
27078         (CC1_SPEC): Don't handle -profile.
27079
27080 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
27081
27082         * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
27083         * config/mips/mips.h (CC1_SPEC): Likewise.
27084
27085 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
27086
27087         * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
27088         * config/mips/mips.h (CC1_SPEC): Likewise.
27089
27090 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
27091
27092         * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
27093         * config/m32r/linux.h (LINK_SPEC): Likewise.
27094         * config/mips/linux.h (LINK_SPEC): Likewise.
27095         * config/mips/linux64.h (LINK_SPEC): Likewise.
27096         * config/sparc/linux.h (LINK_SPEC): Likewise.
27097         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
27098         LINK_SPEC): Likewise.
27099         * config/xtensa/linux.h (LINK_SPEC): Likewise.
27100
27101 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
27102
27103         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
27104         %{version:-v}.
27105         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
27106
27107 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
27108
27109         * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
27110         * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
27111
27112 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
27113
27114         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
27115
27116 2011-01-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
27117
27118         * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
27119         supports -Bstatic/-Bdynamic.
27120         * configure: Regenerate.
27121
27122 2011-01-14  Jan Hubicka  <jh@suse.cz>
27123             Jack Howarth  <howarth@bromo.med.uc.edu>
27124
27125         PR target/46037
27126         * config/darwin.c (darwin_override_options): Honor flag_gtoggle
27127         when checking debug_info_level. Test write_symbols instead of
27128         debug_hooks->var_location when setting flag_var_tracking_uninit.
27129
27130 2011-01-14  Richard Guenther  <rguenther@suse.de>
27131
27132         PR tree-optimization/47179
27133         * target.def (ref_may_alias_errno): New target hook.
27134         * targhooks.h (default_ref_may_alias_errno): Declare.
27135         * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
27136         (default_ref_may_alias_errno): New function.
27137         * target.h (struct ao_ref_s): Declare.
27138         * tree-ssa-alias.c: Include target.h.
27139         (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
27140         * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
27141         (targhooks.o): Likewise.
27142         * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
27143         * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
27144
27145 2011-01-14  Richard Guenther  <rguenther@suse.de>
27146
27147         * tree-ssa-structalias.c  (new_var_info): Use DECL_HARD_REGISTER.
27148
27149 2011-01-14  Richard Guenther  <rguenther@suse.de>
27150
27151         PR tree-optimization/47280
27152         * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
27153         return CFG changes.
27154         (tree_ssa_forward_propagate_single_use_vars): Deal with
27155         CFG changes from associate_plusminus.
27156
27157 2011-01-14  Richard Guenther  <rguenther@suse.de>
27158
27159         PR middle-end/47281
27160         Revert
27161         2011-01-11  Richard Guenther  <rguenther@suse.de>
27162
27163         PR tree-optimization/46076
27164         * tree-ssa.c (useless_type_conversion_p): Conversions from
27165         unprototyped to empty argument list function types are useless.
27166
27167 2011-01-14  Richard Guenther  <rguenther@suse.de>
27168
27169         PR tree-optimization/47286
27170         * tree-ssa-structalias.c (new_var_info): Register variables are global.
27171
27172 2011-01-14  Martin Jambor  <mjambor@suse.cz>
27173
27174         PR middle-end/46823
27175         * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
27176
27177 2011-01-13  Anatoly Sokolov  <aesok@post.ru>
27178
27179         * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
27180         LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
27181         * config/xtensa/xtensa.c (xtensa_libcall_value,
27182         xtensa_function_value_regno_p): New functions.
27183         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
27184
27185 2011-01-13  Kai Tietz  <kai.tietz@onevision.com>
27186
27187         PR c++/47213
27188         * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
27189         PE specific hook.
27190         * config/i386/i386-protos.h (i386_pe_assemble_visibility):
27191         New function prototype.
27192         * config/i386/winnt.c (i386_pe_assemble_visibility):
27193         Warn only if attribute was specified by user.
27194
27195 2011-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
27196
27197         PR target/47251
27198         * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
27199         floating point.
27200         (floatunsdidf2_fcfidu): Ditto.
27201
27202 2011-01-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
27203
27204         * config/s390/s390.c (print_operand_address): Replace 'error' with
27205         'output_operand_lossage'.
27206         (print_operand): Likewise.
27207
27208 2011-01-13  Jeff Law  <law@redhat.com>
27209
27210         PR rtl-optimization/39077
27211         * doc/invoke.texi (max-gcse-insertion-ratio): Document.
27212         * params.h (MAX_GCSE_INSERTION_RATIO): Define.
27213         * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
27214         * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
27215         * gcse.c (prune_insertions_deletions): New function.
27216         (compute_pre_data): Use it.
27217
27218 2011-01-13  Dodji Seketeli  <dodji@redhat.com>
27219
27220         PR debug/PR46973
27221         * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
27222         static function.
27223         (prune_unused_types_mark): Use it.
27224
27225 2011-01-13  Andrey Belevantsev  <abel@ispras.ru>
27226
27227         PR rtl-optimization/45352
27228         * sel-sched.c: Update copyright years.
27229         (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
27230         in the advancing loop when we have issued issue_rate insns.
27231
27232 2011-01-12  Richard Henderson  <rth@redhat.com>
27233
27234         * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
27235         (TARGET_MD_ASM_CLOBBERS): New.
27236
27237         * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
27238         (TARGET_DELEGITIMIZE_ADDRESS): New.
27239
27240         * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
27241         (clzsi2, *bsch): New patterns.
27242
27243         * config/mn10300/mn10300.md (INT): New mode iterator.
27244         (*mov<INT>_clr): New pattern, and peep2 to generate it.
27245
27246         * config/mn10300/mn10300.c (mn10300_option_override): Force enable
27247         flag_split_wide_types.
27248
27249         * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
27250         (mn10300_trampoline_init): Rewrite without a template, an immediate
27251         load and a direct branch.
27252         * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
27253
27254 2011-01-12  Anatoly Sokolov  <aesok@post.ru>
27255
27256         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
27257         * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
27258         * config/s390/s390.c (s390_output_addr_const_extra): Make static.
27259         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
27260
27261 2011-01-12  Kai Tietz  <kai.tietz@onevision.com>
27262
27263         PR debug/47209
27264         * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
27265         of type.
27266
27267 2011-01-12  Jan Hubicka  <jh@suse.cz>
27268
27269         PR driver/47244
27270         * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
27271         (PLUGIN_COND_CLOSE): New macro.
27272         (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
27273
27274 2011-01-12  Richard Guenther  <rguenther@suse.de>
27275
27276         PR lto/47259
27277         * lto-streamer-out.c (output_gimple_stmt): Do not wrap
27278         register variables in a MEM_REF.
27279
27280 2011-01-12  Joseph Myers  <joseph@codesourcery.com>
27281
27282         * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
27283         crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
27284         hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
27285         i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
27286         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
27287         x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
27288         ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
27289         m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
27290         mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
27291         s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
27292         sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
27293         am33_2.0-*-linux*): Use gnu-user.h before linux.h.
27294         * config/gnu-user.h: New.  Copied from linux.h.
27295         (LINUX_TARGET_STARTFILE_SPEC): Rename to
27296         GNU_USER_TARGET_STARTFILE_SPEC.
27297         (LINUX_TARGET_ENDFILE_SPEC): Rename to
27298         GNU_USER_TARGET_ENDFILE_SPEC.
27299         (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
27300         (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
27301         (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
27302         LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
27303         CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
27304         UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
27305         BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
27306         BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
27307         LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
27308         TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
27309         * config/arm/linux-eabi.h (CC1_SPEC): Use
27310         GNU_USER_TARGET_CC1_SPEC.
27311         (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
27312         (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
27313         (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
27314         * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
27315         LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
27316         LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
27317         CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
27318         LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
27319
27320 2011-01-12  Richard Guenther  <rguenther@suse.de>
27321
27322         PR other/46946
27323         * doc/invoke.texi (ffast-math): Document it is turned on
27324         with -Ofast.
27325
27326 2011-01-12  Jan Hubicka  <jh@suse.cz>
27327
27328         PR tree-optimization/47233
27329         * opts.c (common_handle_option): Disable ipa-reference with profile
27330         feedback.
27331
27332 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
27333
27334         * c-parser.c (c_parser_objc_at_property_declaration): Improved
27335         error message.
27336
27337 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
27338
27339         * c-parser.c (c_lex_one_token): Updated and reindented some
27340         comments.  No changes in code.
27341
27342 2011-01-11  Ian Lance Taylor  <iant@google.com>
27343
27344         * godump.c (go_output_var): Don't output the variable if there is
27345         already a type with the same name.
27346
27347 2011-01-11  Ian Lance Taylor  <iant@google.com>
27348
27349         * godump.c (go_format_type): Don't generate float80.
27350
27351 2011-01-11  Richard Henderson  <rth@redhat.com>
27352
27353         * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
27354         declaration.  Rewrite for both speed and size.
27355         (mn10300_address_cost_1): Remove.
27356         (mn10300_register_move_cost): New.
27357         (mn10300_memory_move_cost): New.
27358         (mn10300_rtx_costs): Rewrite for both speed and size.  Don't handle
27359         ZERO_EXTRACT.  Do handle UNSPEC, arithmetic, logicals, compare,
27360         extensions, shifts, BSWAP, CLZ.
27361         (mn10300_wide_const_load_uses_clr): Remove.
27362         (TARGET_REGISTER_MOVE_COST): New.
27363         (TARGET_MEMORY_MOVE_COST): New.
27364         * config/mn10300/mn10300-protos.h: Update.
27365         * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
27366
27367         * config/mn10300/constraints.md ("R", "T"): Remove constraints.
27368         * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
27369         * config/mn10300/mn10300-protos.h: Update.
27370         * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
27371         (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
27372         (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
27373         (*test_int_bitfield, *test_byte_bitfield): Remove.
27374         (*bit_test, *subreg_bit_test): Remove.
27375         * config/mn10300/predicates.md (const_8bit_operand): Remove.
27376
27377         * config/mn10300/constraints.md ("c"): Rename from "A".
27378         ("A", "D"): New constraint letters.
27379         * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
27380         (fmssf4, fnmasf4, fnmssf4): Likewise.
27381
27382         * config/mn10300/mn10300.md (isa): New attribute.
27383         (enabled): New attribute.
27384
27385         * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
27386         (abssf2, negsf2): Define only for hardware fp.
27387         (sqrtsf2): Reformat.
27388         (addsf3, subsf3, mulsf3): Merge expander and insn.
27389
27390         * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
27391         (DEBUGGER_AUTO_OFFSET): Remove.
27392         (DEBUGGER_ARG_OFFSET): Remove.
27393
27394         * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
27395         Emit register stores with the same offsets as the hardware.
27396         (mn10300_store_multiple_operation): Don't check that the register
27397         save offsets are monotonic.
27398         * config/mn10300/mn10300-protos.h: Update.
27399
27400         * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
27401
27402         * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
27403         in terms of the value on the stack, not the MDR register.
27404
27405 2011-01-11  Jan Hubicka  <jh@suse.cz>
27406
27407         PR lto/45721
27408         PR lto/45375
27409         * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
27410         (symbol_alias_set_destroy, symbol_alias_set_contains,
27411         propagate_aliases_backward): Declare.
27412         * lto-streamer-out.c (struct sets): New sturcture.
27413         (trivally_defined_alias): New function.
27414         (output_alias_pair_p): Rewrite.
27415         (output_unreferenced_globals): Fix output of alias pairs.
27416         (produce_symtab): Likewise.
27417         * ipa.c (function_and_variable_visibility): Set weak alias destination
27418         as needed in lto.
27419         * varasm.c (symbol_alias_set_t): Remove.
27420         (symbol_alias_set_destroy): Export.
27421         (propagate_aliases_forward, propagate_aliases_backward): New functions
27422         based on ...
27423         (compute_visible_aliases): ... this one; remove.
27424         (trivially_visible_alias): New
27425         (trivially_defined_alias): New.
27426         (remove_unreachable_alias_pairs): Rewrite.
27427         (finish_aliases_1): Reorganize code checking if alias is defined.
27428         * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
27429         in LTO mode.
27430
27431 2011-01-11  Richard Guenther  <rguenther@suse.de>
27432
27433         PR tree-optimization/46076
27434         * tree-ssa.c (useless_type_conversion_p): Conversions from
27435         unprototyped to empty argument list function types are useless.
27436
27437 2011-01-11  Richard Guenther  <rguenther@suse.de>
27438
27439         PR middle-end/45235
27440         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
27441         volatile MEMs as MEM_READONLY_P.
27442
27443 2011-01-11  Richard Guenther  <rguenther@suse.de>
27444
27445         PR tree-optimization/47239
27446         * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
27447
27448 2011-01-11  Jeff Law  <law@redhat.com>
27449
27450         PR tree-optimization/47086
27451         * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
27452         IVs from statements that might throw.
27453
27454 2011-01-10  Jan Hubicka  <jh@suse.cz>
27455
27456         PR lto/45375
27457         * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
27458
27459 2011-01-10  Jan Hubicka  <jh@suse.cz>
27460
27461         PR lto/45375
27462         * profile.c (read_profile_edge_counts): Ignore profile inconistency
27463         when correcting profile.
27464
27465 2011-01-10  Jan Hubicka  <jh@suse.cz>
27466
27467         PR lto/46083
27468         * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
27469         DECL_FINI_PRIORITY.
27470         * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
27471         Restore DECL_FINI_PRIORITY.
27472
27473 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
27474
27475         * doc/gimple.texi: Fix quoting of multi-word return values in
27476         @deftypefn statements.  Ensure presence of return value.  Wrap
27477         overlong @deftypefn lines.
27478         (is_gimple_operand, is_gimple_min_invariant_address): Remove
27479         descriptions of removed functions.
27480         * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
27481         of multi-word return value in @deftypefn statement.
27482
27483 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
27484
27485         * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
27486         (Conditional Expressions, Logical Operators)
27487         (Statement and operand traversals): Do not indent smallexample
27488         code.  Fix duplicate function argument in example.
27489
27490 2011-01-10  Jeff Law  <law@redhat.com>
27491
27492         PR tree-optimization/47141
27493         * ipa-split.c (split_function): Handle case where we are
27494         returning a value and the return block has a virtual operand phi.
27495
27496 2011-01-10  Jan Hubicka  <jh@suse.cz>
27497
27498         PR tree-optimization/47234
27499         * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
27500         (pass_feedback_split_functions): Declare.
27501         * passes.c (init_optimization_passes): Add ipa-split as subpass of
27502         tree-profile.
27503         * ipa-split.c (gate_split_functions): Update comments; disable
27504         split-functions for profile_arc_flag and branch_probabilities.
27505         (gate_feedback_split_functions): New function.
27506         (execute_feedback_split_functions): New function.
27507         (pass_feedback_split_functions): New global var.
27508
27509 2011-01-10  H.J. Lu  <hongjiu.lu@intel.com>
27510
27511         PR lto/46760
27512         * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
27513         calling gimple_call_set_cannot_inline.
27514
27515 2011-01-10  Iain Sandoe  <iains@gcc.gnu.org>
27516
27517         * config/darwin-sections.def: Remove unused section.
27518
27519 2011-01-10  Dave Korn  <dave.korn.cygwin@gmail.com>
27520
27521         PR c++/47218
27522         * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
27523
27524 2011-01-09  Nicola Pero  <nicola.pero@meta-innovation.com>
27525
27526         PR objc/47232
27527         * c-parser.c (c_parser_declaration_or_fndef): Improved
27528         error message.
27529
27530 2011-01-09  Kai Tietz  <kai.tietz@onevision.com>
27531
27532         * config/i386/winnt.c (i386_pe_start_function): Make sure
27533         to switch back to function's section.
27534
27535 2011-01-09  Iain Sandoe  <iains@gcc.gnu.org>
27536
27537         PR gcc/46902
27538         PR testsuite/46912
27539         * plugin.c: Move include of dlfcn.h from here...
27540         * system.h: ... to here.
27541
27542 2011-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
27543
27544         * doc/cpp.texi (C++ Named Operators): Fix markup for header
27545         file name.
27546         * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
27547         two extra empty pages in PDF output.
27548
27549 2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>
27550
27551         PR objc/47078
27552         * c-parser.c (c_parser_objc_type_name): If the type is unknown,
27553         for error recovery purposes behave as if it was not specified so
27554         that the default type is usd.
27555
27556 2011-01-07  Jan Hubicka  <jh@suse.cz>
27557
27558         PR tree-optmization/46469
27559         * ipa.c (function_and_variable_visibility): Clear needed flags on
27560         nodes with external decls; handle weakrefs merging correctly.
27561
27562 2011-01-07  Joseph Myers  <joseph@codesourcery.com>
27563
27564         * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
27565         not false.
27566
27567 2011-01-07  Jan Hubicka  <jh@suse.cz>
27568
27569         * doc/invoke.texi (-flto, -fuse-linker-plugin): Update defaults
27570         and no longer claim that gold is required for linker plugin.
27571         * configure: Regenerate.
27572         * gcc.c (PLUGIN_COND): New macro.
27573         (LINK_COMMAND_SPEC): Use it.
27574         (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
27575         * config.in (HAVE_LTO_PLUGIN): New.
27576         * configure.ac (--with-lto-plugin): New parameter; autodetect
27577         HAVE_LTO_PLUGIN.
27578
27579 2011-01-07  Jan Hubicka  <jh@suse.cz>
27580
27581         PR tree-optimization/46367
27582         * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
27583         when we can update original.
27584         (cgraph_mark_inline_edge): Sanity check.
27585         * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
27586
27587 2011-01-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
27588
27589         * config/spu/spu.h (ASM_COMMENT_START): Define.
27590
27591 2011-01-07  H.J. Lu  <hongjiu.lu@intel.com>
27592
27593         PR driver/42445
27594         * gcc.c (%>S): New.
27595         (SWITCH_KEEP_FOR_GCC): Likewise.
27596         (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
27597         (do_spec_1): Handle "%>".
27598
27599         * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
27600
27601 2011-01-07  Jakub Jelinek  <jakub@redhat.com>
27602
27603         PR target/47201
27604         * config/i386/i386.c (ix86_delegitimize_address): If
27605         simplify_gen_subreg fails, return orig_x.
27606
27607         PR bootstrap/47187
27608         * value-prof.c (gimple_stringop_fixed_value): Handle
27609         lhs of the call properly.
27610
27611 2011-01-07  Jan Hubicka  <jh@suse.cz>
27612
27613         PR lto/45375
27614         * lto-opt.c (lto_reissue_options): Set flag_shlib.
27615
27616 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
27617
27618         * target.def (function_switched_text_sections): New hook.
27619         * doc/tm.texi: Regenerated.
27620         * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
27621         * final.c (default_function_switched_text_sections): New.
27622         (final_scan_insn): Call function_switched_text_sections when a
27623         mid-function section change occurs.
27624         * output.h (default_function_switched_text_sections): Declare.
27625         * config/darwin-protos.h (darwin_function_switched_text_sections):
27626         Likewise.
27627         * config/darwin.c (darwin_function_switched_text_sections): New.
27628         * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
27629
27630 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
27631
27632         * dwarf2out.c (gen_subprogram_die):  Add pubnames with code ranges for
27633         DWARF >= 3.  Add pubnames for the primary section and a reduced DIE for
27634         the secondary code fragment when outputting for DWARF == 2.
27635
27636 2011-01-07  Anatoly Sokolov  <aesok@post.ru>
27637
27638         * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
27639         * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
27640         Remove.
27641         * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
27642         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
27643
27644 2011-01-06  Eric Botcazou  <ebotcazou@adacore.com>
27645
27646         PR debug/46704
27647         * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
27648         when it is not empty.
27649
27650 2011-01-06  Changpeng Fang  <changpeng.fang@amd.com>
27651
27652         Bobcat Enablement
27653         * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
27654         (case ${target}): Add btver1.
27655         * config/i386/driver-i386.c (host_detect_local_cpu): Let
27656         -march=native recognize btver1 processors.
27657         * config/i386/i386-c.c (ix86_target_macros_internal): Add
27658         btver1 def_and_undef
27659         * config/i386/i386.c (struct processor_costs btver1_cost): New
27660         btver1 cost table.
27661         (m_BTVER1): New definition.
27662         (m_AMD_MULTIPLE): Includes m_BTVER1.
27663         (initial_ix86_tune_features): Add btver1 tune.
27664         (processor_target_table): Add btver1 entry.
27665         (static const char *const cpu_names): Add btver1 entry.
27666         (software_prefetching_beneficial_p): Add btver1.
27667         (ix86_option_override_internal): Add btver1 instruction sets.
27668         (ix86_issue_rate): Add btver1.
27669         (ix86_adjust_cost): Add btver1.
27670         * config/i386/i386.h (TARGET_BTVER1): New definition.
27671         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
27672         (enum processor_type): Add PROCESSOR_BTVER1.
27673         * config/i386/i386.md (define_attr "cpu"): Add btver1.
27674
27675 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
27676
27677         PR target/43309
27678         * config/i386/i386.c (legitimize_tls_address)
27679         <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
27680         * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
27681         (tls_initial_exec_64_sun): New pattern.
27682
27683 2011-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
27684
27685         * doc/invoke.texi (Overall Options): Improve wording and markup
27686         of the description of -wrapper.
27687
27688 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
27689
27690         * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
27691         rdynamic, threads): New Driver options.
27692
27693 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
27694
27695         PR target/38118
27696         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
27697         if coming from .tdata.
27698         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
27699
27700 2011-01-06  Jan Hubicka  <jh@suse.cz>
27701
27702         PR lto/47188
27703         * collect2.c (main): Do not enable LTOmode when plugin is active.
27704
27705 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
27706
27707         PR other/45915
27708         * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
27709         --version output if supported.
27710         * configure: Regenerate.
27711
27712 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
27713
27714         * config/linux-android.opt (tno-android-cc, tno-android-ld): New
27715         Driver options.
27716
27717 2011-01-06  Jakub Jelinek  <jakub@redhat.com>
27718
27719         PR c/47150
27720         * c-convert.c (convert): When converting a complex expression
27721         other than COMPLEX_EXPR to a different complex type, ensure
27722         c_save_expr is called instead of save_expr, unless in_late_binary_op.
27723         * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
27724         when converting COMPLEX_TYPE.
27725
27726 2011-01-06  Ira Rosen  <irar@il.ibm.com>
27727
27728         PR tree-optimization/47139
27729         * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
27730         only the last reduction value is used outside the loop.  Update
27731         documentation.
27732
27733 2011-01-05  Joseph Myers  <joseph@codesourcery.com>
27734
27735         * config/rtems.opt: New.
27736         * config.gcc (*-*-rtems*): Use rtems.opt.
27737
27738 2011-01-05  Changpeng Fang  <changpeng.fang@amd.com>
27739
27740         * config/i386/i386.c (ix86_option_override_internal): Bulldozer
27741         processors do not support 3DNow instructions.
27742
27743 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
27744
27745         * config/spu/spu.c (spu_option_override): Set parameter
27746         PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
27747
27748 2011-01-05  Jan Hubicka  <jh@suse.cz>
27749
27750         * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
27751         at the command line.
27752
27753 2011-01-05  Martin Jambor  <mjambor@suse.cz>
27754
27755         PR lto/47162
27756         * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
27757         deltas on streamed outgoing edges.
27758         (output_node_opt_summary): Output info for outgoing edges only when
27759         the node is in new parameter set.
27760         (output_cgraph_opt_summary): New parameter set, passed to the two
27761         aforementioned functions.  Update its forward declaration and its
27762         callee too.
27763
27764 2011-01-05  Tom Tromey  <tromey@redhat.com>
27765
27766         * c-parser.c (c_parser_omp_atomic): Pass location of assignment
27767         operator to c_finish_omp_atomic.
27768         * c-typeck.c (lvalue_or_else): Add 'loc' argument.
27769         (build_unary_op): Update.
27770         (build_modify_expr): Update.
27771         (build_asm_expr): Update.
27772
27773 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
27774
27775         * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
27776         newly inserted insns.
27777         (pad_bb): Likewise.
27778         (spu_emit_branch_hint): Likewise.
27779         (insert_hbrp_for_ilb_runout): Likewise.
27780         (spu_machine_dependent_reorg): Call df_finish_pass after
27781         schedule_insns returns.
27782
27783 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
27784
27785         * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
27786
27787 2011-01-05  Eric Botcazou  <ebotcazou@adacore.com>
27788
27789         PR tree-optimization/47005
27790         * tree-sra.c (struct access): Add 'non_addressable' bit.
27791         (create_access): Set it for a DECL_NONADDRESSABLE_P field.
27792         (decide_one_param_reduction): Return 0 if the parameter is passed by
27793         reference and one of the accesses in the group is non_addressable.
27794
27795 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
27796
27797         PR tree-optimization/47056
27798         * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
27799         (mark_load): Likewise.  Handle FUNCTION_DECL specially.
27800         (mark_store): Likewise.  Pass STMT to ipa_record_reference.
27801
27802 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
27803
27804         * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
27805         initializer.  Skip view conversions from aggregate types.
27806
27807 2011-01-04  Kai Tietz  <kai.tietz@onevision.com>
27808
27809         PR bootstrap/47055
27810         * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
27811
27812 2011-01-04  Philipp Thomas  <pth@suse.de>
27813
27814         * config/microblaze/microbalse.opt (mxl-float-convert): Fix
27815         obvious typo.
27816
27817 2011-01-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
27818
27819         * function.c (thread_prologue_and_epilogue_insns): Do not crash
27820         on empty epilogue sequences.
27821
27822 2011-01-04  Joseph Myers  <joseph@codesourcery.com>
27823
27824         * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
27825         non-static): New Driver options.
27826
27827 2011-01-04  Jie Zhang  <jie@codesourcery.com>
27828
27829         PR driver/47137
27830         * gcc.c (default_compilers[]): Set combinable field to 0
27831         for all assembly languages.
27832
27833 2011-01-04  Mingjie Xing  <mingjie.xing@gmail.com>
27834
27835         * config/mips/loongson3a.md: New file.
27836         * config/mips/mips.md: Include loongson3a.md.
27837         * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
27838         TUNE_LOONGSON_3A.
27839
27840 2011-01-03  Eric Botcazou  <ebotcazou@adacore.com>
27841
27842         PR middle-end/47017
27843         * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
27844         instead of convert_memory_address_addr_space on the base expression.
27845
27846 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
27847
27848         * config/spu/spu.c (spu_option_override): Update error text
27849         for bad -march= / -mtune= values.
27850
27851 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
27852
27853         * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
27854         if branch-hint optimization will be performed.
27855
27856 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
27857
27858         PR tree-optimization/47148
27859         * ipa-split.c (split_function): Convert arguments to
27860         DECL_ARG_TYPE if possible.
27861
27862         PR tree-optimization/47155
27863         * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
27864         when computing uns.
27865
27866         PR rtl-optimization/47157
27867         * combine.c (try_combine): If undobuf.other_insn becomes
27868         (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
27869         and set *new_direct_jump_p too.
27870
27871 2011-01-03  Sebastian Pop  <sebastian.pop@amd.com>
27872
27873         PR tree-optimization/47021
27874         * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
27875
27876 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
27877
27878         * gcc.c (process_command): Update copyright notice dates.
27879         * gcov.c (print_version): Likewise.
27880         * gcov-dump.c (print_version): Likewise.
27881         * mips-tfile.c (main): Likewise.
27882         * mips-tdump.c (main): Likewise.
27883
27884 2011-01-03  Martin Jambor  <mjambor@suse.cz>
27885
27886         PR tree-optimization/46801
27887         * tree-sra.c (type_internals_preclude_sra_p): Check whether
27888         aggregate fields start at byte boundary instead of the bit-field flag.
27889
27890 2011-01-03  H.J. Lu  <hongjiu.lu@intel.com>
27891
27892         PR driver/47137
27893         * gcc.c (main): Revert revision 168407.
27894
27895 2011-01-03  Martin Jambor  <mjambor@suse.cz>
27896
27897         * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
27898
27899 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
27900
27901         * tree-vect-generic.c (expand_vector_operations_1): When using vector/
27902         vector optab to expand vector/scalar shift, update gimple to vector.
27903
27904 2011-01-03  Martin Jambor  <mjambor@suse.cz>
27905
27906         * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
27907         a thunk.
27908
27909 2011-01-03  Martin Jambor  <mjambor@suse.cz>
27910
27911         PR tree-optimization/46984
27912         * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
27913         HOST_WIDE_INT.
27914         (cgraph_create_indirect_edge): Fixed line length.
27915         (cgraph_indirect_call_info): Declare.
27916         (cgraph_make_edge_direct) Update declaration.
27917         * cgraph.c (cgraph_allocate_init_indirect_info): New function.
27918         (cgraph_create_indirect_edge): Use it.
27919         (cgraph_make_edge_direct): Made delta HOST_WIDE_INT.  Updated all
27920         callees.
27921         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
27922         the new thunk_delta representation.
27923         * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
27924         HOST_WIDE_INT.
27925         (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
27926         (ipa_read_indirect_edge_info): Likewise.
27927         * lto-cgraph.c (output_edge_opt_summary): New function.
27928         (output_node_opt_summary): Call it on all outgoing edges.
27929         (input_edge_opt_summary): New function.
27930         (input_node_opt_summary): Call it on all outgoing edges.
27931
27932 2011-01-02  H.J. Lu  <hongjiu.lu@intel.com>
27933
27934         PR driver/47137
27935         * gcc.c (main): Don't check have_o when settting combine_inputs.
27936
27937 2011-01-02  Eric Botcazou  <ebotcazou@adacore.com>
27938
27939         * regrename.c: Add general comment describing the pass.
27940         (struct du_head): Remove 'length' field.
27941         (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
27942         (regrename_optimize): Do not sort chains.  Rework comments, add others.
27943         Force renaming to the preferred class (if any) in the first pass and do
27944         not consider registers that belong to it in the second pass.
27945         (create_new_chain): Do not set 'length' field.
27946         (scan_rtx_reg): Likewise.
27947
27948 2011-01-02  Jakub Jelinek  <jakub@redhat.com>
27949
27950         PR tree-optimization/47140
27951         * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
27952         TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
27953         to bit_value_binop.
27954
27955         PR rtl-optimization/47028
27956         * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
27957         parm_birth_insn instead of at the beginning of first bb.
27958
27959 2011-01-02  Mingjie Xing  <mingjie.xing@gmail.com>
27960
27961         * doc/generic.texi: Remove duplicated "@subsubsection Statements".
27962         Remove the word "see" before "@pxref".
27963         * doc/rtl.texi: Remove the word "see" before "@pxref".
27964
27965 2011-01-01  Jan Hubicka  <jh@suse.cz>
27966
27967         * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
27968         memory.
27969
27970 2011-01-01  Kai Tietz  <kai.tietz@onevision.com>
27971
27972         PR target/38662
27973         * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
27974
27975 \f
27976 Copyright (C) 2011 Free Software Foundation, Inc.
27977
27978 Copying and distribution of this file, with or without modification,
27979 are permitted in any medium without royalty provided the copyright
27980 notice and this notice are preserved.