gcc/ChangeLog

   1 2013-05-31  Marcus Shawcroft  <marcus.shawcroft@arm.com>
   2
   3         * config/aarch64/aarch64.c (aarch64_classify_symbol):
   4         Use SYMBOL_TINY_ABSOLUTE for AARCH64_CMODEL_TINY_PIC.
   5
   6 2013-05-31  Tobias Burnus  <burnus@net-b.de>
   7
   8         PR middle-end/57073
   9         * tree-ssa-math-opts.c (execute_cse_sincos): Move check
  10         further up.
  11
  12 2013-05-31  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
  13
  14         PR target/56315
  15         * config/arm/arm.c (const_ok_for_dimode_op): Handle IOR.
  16         * config/arm/arm.md (*iordi3_insn): Change to insn_and_split.
  17         * config/arm/neon.md (iordi3_neon): Remove.
  18         (neon_vorr<mode>): Generate iordi3 instead of iordi3_neon.
  19         * config/arm/predicates.md (imm_for_neon_logic_operand):
  20         Move to earlier in the file.
  21         (neon_logic_op2): Likewise.
  22         (arm_iordi_operand_neon): New predicate.
  23
  24 2013-05-31  Richard Biener  <rguenther@suse.de>
  25
  26         PR tree-optimization/57478
  27         PR tree-optimization/57453
  28         * tree-vect-slp.c (vect_bb_slp_scalar_cost): Uses in PHI nodes
  29         are life as well.
  30
  31 2013-05-31  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
  32
  33         * config/rl78/rl78.md (mulqi3,mulhi3): New define_expands.
  34         (*mulqi3_rl78,*mulhi3_rl78,*mulhi3_g13): New define_insns.
  35
  36 2013-05-30  Tobias Burnus  <burnus@net-b.de>
  37             Thomas Koenig  <tkoenig@gcc.gnu.org>
  38
  39         PR middle-end/57073
  40         * tree-ssa-math-opts.c (execute_cse_sincos): Optimize
  41         powi (-1.0, k) to (k & 1) ? -1.0 : 1.0.
  42
  43 2013-05-30  Steven Bosscher  <steven@gcc.gnu.org>
  44
  45         * rtlanal.c (tablejump_p): Expect table and label to be adjacent.
  46
  47 2013-05-30  Vladimir Makarov  <vmakarov@redhat.com>
  48
  49         * target.def (register_usage_leveling_p): New hook.
  50         * targhooks.c (default_register_usage_leveling_p): New.
  51         * targhooks.h (default_register_usage_leveling_p): New prototype.
  52         * lra-assigns.c (register_usage_leveling_p): Use the hook.
  53         * doc/tm.texi.in (TARGET_REGISTER_USAGE_LEVELING_P): New hook.
  54         * doc/tm.texi: Update.
  55         * config/i386/i386.c (TARGET_REGISTER_USAGE_LEVELING_P): Define.
  56
  57 2013-05-30  Ian Bolton  <ian.bolton@arm.com>
  58
  59         * config/aarch64/aarch64.md (insv<mode>): New define_expand.
  60         (*insv_reg<mode>): New define_insn.
  61
  62 2013-05-30  Joern Rennecke <joern.rennecke@embecosm.com>
  63
  64         PR rtl-optimization/57439
  65         * postreload.c (move2add_valid_value_p): Check that we have
  66         a zero subreg_regno_offset when accessing the register in
  67         the requested mode.
  68
  69 2013-05-30  Yuri Rumyantsev  <yuri.s.rumyantsev@intel.com>
  70             Igor Zamyatin  <igor.zamyatin@intel.com>
  71
  72         Silvermont (SLM) architecture pipeline model, tuning and
  73         insn selection.
  74         * config.gcc: Add slm config options and target.
  75
  76         * config/i386/slm.md: New.
  77
  78         * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
  79
  80         * gcc/config/i386/i386-c.c (ix86_target_macros_internal):  New case
  81         PROCESSOR_SLM.
  82         (ix86_target_macros_internal): Likewise.
  83
  84         * gcc/config/i386/i386.c (slm_cost): New cost.
  85         (m_SLM): New macro flag.
  86         (initial_ix86_tune_features): Set m_SLM.
  87         (x86_accumulate_outgoing_args): Likewise.
  88         (x86_arch_always_fancy_math_387): Likewise.
  89         (processor_target_table): Add slm cost.
  90         (cpu_names): Add slm cpu name.
  91         (x86_option_override_internal): Set SLM ISA.
  92         (ix86_issue_rate): New case PROCESSOR_SLM.
  93         (ia32_multipass_dfa_lookahead): Likewise.
  94         (fold_builtin_cpu): Add slm.
  95
  96         * config/i386/i386.h (TARGET_SLM): New target macro.
  97         (target_cpu_default): Add TARGET_CPU_DEFAULT_slm.
  98         (processor_type): Add PROCESSOR_SLM.
  99
 100         * config/i386/i386.md (cpu): Add new value "slm".
 101         (slm.md): Include slm.md.
 102
 103         * libgcc/config/i386/cpuinfo.c (INTEL_SLM): New enum value.
 104
 105 2013-05-30  Bernd Schmidt  <bernds@codesourcery.com>
 106             Zhenqiang Chen  <zhenqiang.chen@linaro.org>
 107
 108         * config/arm/arm-protos.h: Add and update function protos.
 109         * config/arm/arm.c (use_simple_return_p): New added.
 110         (thumb2_expand_return): Check simple_return flag.
 111         * config/arm/arm.md: Add simple_return and conditional simple_return.
 112         * config/arm/iterators.md: Add iterator for return and simple_return.
 113
 114 2013-05-30  Zhenqiang Chen  <zhenqiang.chen@linaro.org>
 115
 116         * config/arm/arm.c (arm_add_cfa_adjust_cfa_note): New added.
 117         (arm_emit_multi_reg_pop): Add REG_CFA_ADJUST_CFA notes.
 118         (arm_emit_vfp_multi_reg_pop): Likewise.
 119         (thumb2_emit_ldrd_pop): Likewise.
 120         (arm_expand_epilogue): Add misc REG_CFA notes.
 121         (arm_unwind_emit): Skip REG_CFA_ADJUST_CFA and REG_CFA_RESTORE.
 122
 123 2013-05-29  Lawrence Crowl  <crowl@google.com>
 124
 125         * config/arm/t-arm: Update for below.
 126
 127         * config/arm/arm.c (arm_libcall_uses_aapcs_base::libcall_htab):
 128         Change type to hash_table.  Update dependent calls and types.
 129
 130         * config/i386/t-cygming: Update for below.
 131
 132         * config/i386/t-interix: Update for below.
 133
 134         * config/i386/winnt.c (i386_pe_section_type_flags::htab):
 135         Change type to hash_table.  Update dependent calls and types.
 136         (i386_find_on_wrapper_list::wrappers): Likewise.
 137
 138         * config/ia64/t-ia64: Update for below.
 139
 140         * config/ia64/ia64.c (bundle_state_table):
 141         Change type to hash_table.  Update dependent calls and types.
 142
 143         * config/mips/mips.c (mips_reorg_process_insns::htab):
 144         Change type to hash_table.  Update dependent calls and types.
 145
 146         * config/sol2.c (solaris_comdat_htab):
 147         Change type to hash_table.  Update dependent calls and types.
 148
 149         * config/t-sol2: Update for above.
 150
 151 2013-05-29  Teresa Johnson  <tejohnson@google.com>
 152
 153         * passes.c (dump_passes): Use FOR_EACH_FUNCTION since
 154         functions are not yet marked as defined.
 155
 156 2013-05-29  Michael Meissner  <meissner@linux.vnet.ibm.com>
 157             Pat Haugen <pthaugen@us.ibm.com>
 158             Peter Bergner <bergner@vnet.ibm.com>
 159
 160         * config/rs6000/vector.md (VEC_I): Add support for new power8 V2DI
 161         instructions.
 162         (VEC_A): Likewise.
 163         (VEC_C): Likewise.
 164         (vrotl<mode>3): Likewise.
 165         (vashl<mode>3): Likewise.
 166         (vlshr<mode>3): Likewise.
 167         (vashr<mode>3): Likewise.
 168
 169         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
 170         support for power8 V2DI builtins.
 171
 172         * config/rs6000/rs6000-builtin.def (abs_v2di): Add support for
 173         power8 V2DI builtins.
 174         (vupkhsw): Likewise.
 175         (vupklsw): Likewise.
 176         (vaddudm): Likewise.
 177         (vminsd): Likewise.
 178         (vmaxsd): Likewise.
 179         (vminud): Likewise.
 180         (vmaxud): Likewise.
 181         (vpkudum): Likewise.
 182         (vpksdss): Likewise.
 183         (vpkudus): Likewise.
 184         (vpksdus): Likewise.
 185         (vrld): Likewise.
 186         (vsld): Likewise.
 187         (vsrd): Likewise.
 188         (vsrad): Likewise.
 189         (vsubudm): Likewise.
 190         (vcmpequd): Likewise.
 191         (vcmpgtsd): Likewise.
 192         (vcmpgtud): Likewise.
 193         (vcmpequd_p): Likewise.
 194         (vcmpgtsd_p): Likewise.
 195         (vcmpgtud_p): Likewise.
 196         (vupkhsw): Likewise.
 197         (vupklsw): Likewise.
 198         (vaddudm): Likewise.
 199         (vmaxsd): Likewise.
 200         (vmaxud): Likewise.
 201         (vminsd): Likewise.
 202         (vminud): Likewise.
 203         (vpksdss): Likewise.
 204         (vpksdus): Likewise.
 205         (vpkudum): Likewise.
 206         (vpkudus): Likewise.
 207         (vrld): Likewise.
 208         (vsld): Likewise.
 209         (vsrad): Likewise.
 210         (vsrd): Likewise.
 211         (vsubudm): Likewise.
 212
 213         * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
 214         support for power8 V2DI instructions.
 215
 216         * config/rs6000/altivec.md (UNSPEC_VPKUHUM): Add support for
 217         power8 V2DI instructions.  Combine pack and unpack insns to use an
 218         iterator for each mode.  Check whether a particular mode supports
 219         Altivec instructions instead of just checking TARGET_ALTIVEC.
 220         (UNSPEC_VPKUWUM): Likewise.
 221         (UNSPEC_VPKSHSS): Likewise.
 222         (UNSPEC_VPKSWSS): Likewise.
 223         (UNSPEC_VPKUHUS): Likewise.
 224         (UNSPEC_VPKSHUS): Likewise.
 225         (UNSPEC_VPKUWUS): Likewise.
 226         (UNSPEC_VPKSWUS): Likewise.
 227         (UNSPEC_VPACK_SIGN_SIGN_SAT): Likewise.
 228         (UNSPEC_VPACK_SIGN_UNS_SAT): Likewise.
 229         (UNSPEC_VPACK_UNS_UNS_SAT): Likewise.
 230         (UNSPEC_VPACK_UNS_UNS_MOD): Likewise.
 231         (UNSPEC_VUPKHSB): Likewise.
 232         (UNSPEC_VUNPACK_HI_SIGN): Likewise.
 233         (UNSPEC_VUNPACK_LO_SIGN): Likewise.
 234         (UNSPEC_VUPKHSH): Likewise.
 235         (UNSPEC_VUPKLSB): Likewise.
 236         (UNSPEC_VUPKLSH): Likewise.
 237         (VI2): Likewise.
 238         (VI_char): Likewise.
 239         (VI_scalar): Likewise.
 240         (VI_unit): Likewise.
 241         (VP): Likewise.
 242         (VP_small): Likewise.
 243         (VP_small_lc): Likewise.
 244         (VU_char): Likewise.
 245         (add<mode>3): Likewise.
 246         (altivec_vaddcuw): Likewise.
 247         (altivec_vaddu<VI_char>s): Likewise.
 248         (altivec_vadds<VI_char>s): Likewise.
 249         (sub<mode>3): Likewise.
 250         (altivec_vsubcuw): Likewise.
 251         (altivec_vsubu<VI_char>s): Likewise.
 252         (altivec_vsubs<VI_char>s): Likewise.
 253         (altivec_vavgs<VI_char>): Likewise.
 254         (altivec_vcmpbfp): Likewise.
 255         (altivec_eq<mode>): Likewise.
 256         (altivec_gt<mode>): Likewise.
 257         (altivec_gtu<mode>): Likewise.
 258         (umax<mode>3): Likewise.
 259         (smax<mode>3): Likewise.
 260         (umin<mode>3): Likewise.
 261         (smin<mode>3): Likewise.
 262         (altivec_vpkuhum): Likewise.
 263         (altivec_vpkuwum): Likewise.
 264         (altivec_vpkshss): Likewise.
 265         (altivec_vpkswss): Likewise.
 266         (altivec_vpkuhus): Likewise.
 267         (altivec_vpkshus): Likewise.
 268         (altivec_vpkuwus): Likewise.
 269         (altivec_vpkswus): Likewise.
 270         (altivec_vpks<VI_char>ss): Likewise.
 271         (altivec_vpks<VI_char>us): Likewise.
 272         (altivec_vpku<VI_char>us): Likewise.
 273         (altivec_vpku<VI_char>um): Likewise.
 274         (altivec_vrl<VI_char>): Likewise.
 275         (altivec_vsl<VI_char>): Likewise.
 276         (altivec_vsr<VI_char>): Likewise.
 277         (altivec_vsra<VI_char>): Likewise.
 278         (altivec_vsldoi_<mode>): Likewise.
 279         (altivec_vupkhsb): Likewise.
 280         (altivec_vupkhs<VU_char>): Likewise.
 281         (altivec_vupkls<VU_char>): Likewise.
 282         (altivec_vupkhsh): Likewise.
 283         (altivec_vupklsb): Likewise.
 284         (altivec_vupklsh): Likewise.
 285         (altivec_vcmpequ<VI_char>_p): Likewise.
 286         (altivec_vcmpgts<VI_char>_p): Likewise.
 287         (altivec_vcmpgtu<VI_char>_p): Likewise.
 288         (abs<mode>2): Likewise.
 289         (vec_unpacks_hi_v16qi): Likewise.
 290         (vec_unpacks_hi_v8hi): Likewise.
 291         (vec_unpacks_lo_v16qi): Likewise.
 292         (vec_unpacks_hi_<VP_small_lc>): Likewise.
 293         (vec_unpacks_lo_v8hi): Likewise.
 294         (vec_unpacks_lo_<VP_small_lc>): Likewise.
 295         (vec_pack_trunc_v8h): Likewise.
 296         (vec_pack_trunc_v4si): Likewise.
 297         (vec_pack_trunc_<mode>): Likewise.
 298
 299         * config/rs6000/altivec.h (vec_vaddudm): Add defines for power8
 300         V2DI builtins.
 301         (vec_vmaxsd): Likewise.
 302         (vec_vmaxud): Likewise.
 303         (vec_vminsd): Likewise.
 304         (vec_vminud): Likewise.
 305         (vec_vpksdss): Likewise.
 306         (vec_vpksdus): Likewise.
 307         (vec_vpkudum): Likewise.
 308         (vec_vpkudus): Likewise.
 309         (vec_vrld): Likewise.
 310         (vec_vsld): Likewise.
 311         (vec_vsrad): Likewise.
 312         (vec_vsrd): Likewise.
 313         (vec_vsubudm): Likewise.
 314         (vec_vupkhsw): Likewise.
 315         (vec_vupklsw): Likewise.
 316
 317 2013-05-29  Jan Hubicka  <jh@suse.cz>
 318
 319         * cgraph.h (symtab_node_base): Add definition, alias and analyzed
 320         flags; reorder rest of fields in more consistent way.
 321         (varpool_node): Remove analyzed, finalized and alias.
 322         (cgraph_ndoe): Likewise.
 323         (symtab_alias_ultimate_target): New function.
 324         (cgraph_function_node): Move offline.
 325         (cgraph_reset_node): Declare.
 326         (cgraph_comdat_can_be_unshared_p): Remove.
 327         (varpool_remove_initializer): Declare.
 328         (varpool_first_defined_variable, varpool_next_defined_variable
 329         cgraph_first_defined_function, cgraph_next_defined_function): Update.
 330         (cgraph_function_with_gimple_body_p): Update.
 331         (varpool_all_refs_explicit_p): Update.
 332         (symtab_alias_target): New function.
 333         (cgraph_alias_aliased_node, varpool_alias_aliased_node): Rename to ...
 334         (cgraph_alias_target, varpool_alias_target): .. this one; simplify.
 335         (cgraph_function_or_thunk_node): Simplify using symtab_alias_ultimate_target.
 336         (varpool_variable_node): Likewise.
 337         * cgraph.c (cgraph_create_function_alias): Update.
 338         (cgraph_add_thunk): Update.
 339         (cgraph_remove_node): Update.
 340         (dump_cgraph_node): Do not dump removed flags.
 341         (cgraph_function_body_availability): Update.
 342         (cgraph_propagate_frequency): Update.
 343         (verify_cgraph_node): Check sanity of local flag.
 344         (cgraph_function_node): Move here from cgraph.h; revamp for
 345         cgraph_function_or_thunk_node.
 346         * lto-symtab.c (lto_varpool_replace_node): Update.
 347         (lto_symtab_resolve_can_prevail_p): Update.
 348         (lto_symtab_merge_cgraph_nodes): Update.
 349         * ipa-cp.c (determine_versionability, initialize_node_lattices,
 350         propagate_constants_accross_call, devirtualization_time_bonus,
 351         ipcp_propagate_stage): Update.
 352         * tree-emutls.c (create_emultls_var, ipa_lower_emutls): Update.
 353         * ipa-inline-transform.c (clone_inlined_nodes, preserve_function_body_p): Update.
 354         * ipa-reference.c (propagate): Update.
 355         (write_node_summary_p): Update.
 356         * toplev.c (wrapup_global_declaration_2): Update.
 357         * cgraphunit.c (cgraph_analyze_function): Rename to ...
 358         (analyze_function) ... this one.
 359         (cgraph_process_new_functions): Update.
 360         (cgraph_reset_node): Export.
 361         (cgraph_finalize_function): Update.
 362         (cgraph_add_new_function): Update.
 363         (process_function_and_variable_attributes): Update.
 364         (varpool_finalize_decl): Update.
 365         (symbol_finalized): Remove.
 366         (symbol_finalized_and_needed): Rename to ...
 367         (symbol_defined_and_needed): ... update.
 368         (cgraph_analyze_functions): Update.
 369         (handle_alias_pairs): Update.
 370         (mark_functions_to_output): Update.
 371         (assemble_thunk): Update.
 372         (output_in_order): Update.
 373         (output_weakrefs): Update.
 374         (finalize_compilation_unit): Update.
 375         * lto-cgraph.c (reachable_from_other_partition_p, lto_output_node,
 376         lto_output_varpool_node, compute_ltrans_boundary, input_overwrite_node,
 377         input_node, input_varpool_node): Update.
 378         * dbxout.c (dbxout_expand_expr): Update.
 379         * cgraphclones.c (cgraph_clone_node): Update.
 380         (cgraph_copy_node_for_versioning): Update.
 381         (cgraph_materialize_clone): Update.
 382         (cgraph_materialize_all_clones): Update.
 383         * ipa-pure-const.c (analyze_function, pure_const_write_summary,
 384         propagate_pure_const, propagate_nothrow): Update.
 385         * lto-streamer-out.c (lto_output, write_symbol): Update.
 386         * ipa-utils.c (ipa_reverse_postorder): Update.
 387         * ipa-inline.c (can_inline_edge_p): Update.
 388         (update_caller_keys, ipa_inline): Update.
 389         * dwarf2out.c (reference_to_unused,
 390         premark_types_used_by_global_vars_helper): Update.
 391         * tree-eh.c (tree_could_trap_p): Update.
 392         * ipa-split.c (consider_split, execute_split_functions): Update.
 393         * ipa.c (cgraph_non_local_node_p_1, cgraph_local_node_p,
 394          has_addr_references_p): Update;
 395         move ahead in file for better readability.
 396         (process_references): Simplify.
 397         (symtab_remove_unreachable_nodes): Update; cleanup way function/var
 398         bodies are removed.
 399         (cgraph_comdat_can_be_unshared_p): Make static.
 400         (cgraph_externally_visible_p): Update.
 401         (varpool_externally_visible_p): Update.
 402         (function_and_variable_visibility): Update.
 403         * trans-mem.c (get_cg_data, ipa_tm_mayenterirr_function,
 404         ipa_tm_mark_force_output_node): Update.
 405         * ipa-inline-analysis.c (dump_inline_summary, initialize_inline_failed,
 406         estimate_edge_devirt_benefit, inline_generate_summary,
 407         inline_write_summary): Update.
 408         * gimple-fold.c (can_refer_decl_in_current_unit_p): Update.
 409         * ipa-prop.c (ipa_compute_jump_functions): Update.
 410         (ipa_print_node_params, ipa_prop_read_section, ipa_update_after_lto_read,
 411         read_replacements_section): Update.
 412         * varasm.c (mark_decl_referenced): Update.
 413         (assemble_alias, dump_tm_clone_pairs): Update.
 414         * tree-inline.c (copy_bb): Update.
 415         (estimate_num_insns, optimize_inline_calls, tree_function_versioning):
 416         Update.
 417         * symtab.c (dump_symtab_base): Print new flags.
 418         (verify_symtab_base): Verify new flags.
 419         (symtab_alias_ultimate_target): New function.
 420         * tree-ssa-structalias.c (get_constraint_for_ssa_var,
 421         create_variable_info_for, associate_varinfo_to_alias, ipa_pta_execute):
 422         Update.
 423         * passes.c (ipa_write_summaries, ipa_write_optimization_summaries): Update.
 424         * i386.c (ix86_get_function_versions_dispatcher,
 425         ix86_generate_version_dispatcher_body): Update.
 426         (fold_builtin_cpu): Use varpool_add_new_variable.
 427         * varpool.c (varpool_remove_initializer): Break out from ...
 428         (varpool_remove_node): ... this one.
 429         (dump_varpool_node, varpool_node_for_asm,
 430         cgraph_variable_initializer_availability, varpool_analyze_node,
 431         varpool_assemble_decl, varpool_remove_unreferenced_decls,
 432         varpool_finalize_named_section_flags, varpool_create_variable_alias): Update
 433
 434 2013-05-29  Jan Hubicka  <jh@suse.cz>
 435
 436         * passes.c (init_optimization_passes): Move OMP expansion into lowering.
 437
 438 2013-05-29  Easwaran Raman  <eraman@google.com>
 439
 440         PR tree-optimization/57442
 441         * tree-ssa-reassoc.c (appears_later_in_bb): Return correct value
 442         when control exits the main loop.
 443
 444 2013-05-29  Sandeep Kumar Singh  <Sandeep.Singh2@kpitcummins.com>
 445
 446         * rx/rx.h (TARGET_CPU_CPP_BUILTINS): Add macros for RX100, RX200,
 447         and RX600.
 448         * rx/rx.opt: Add macro for rx100 with string rx100 and value
 449         RX100.
 450         * rx/rx-opts.h (rx_cpu_types): Add new cpu type rx100.
 451         * rx/t-rx: Add rx100 under multi library matches option for nofpu
 452         option.
 453
 454 2013-05-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 455
 456         PR tree-optimization/57441
 457         * gimple-ssa-strength-reduction.c (analyze_candidates_and_replace):
 458         Don't limit size of incr_vec to number of candidates.
 459
 460 2013-05-29  Steve Ellcey  <sellcey@imgtec.com>
 461
 462         * config/mips/mti-linux.h (SYSROOT_SUFFIX_SPEC): Add micromips
 463         and mips16 directories.
 464         * config/mips/t-mti-linux (MULTILIB_OPTIONS): Add micromips and
 465         mips16.
 466         (MULTILIB_DIRNAMES): Ditto.
 467         (MULTILIB_EXCEPTIONS): Add new exceptions.
 468         * config/mips/t-mti-elf (MULTILIB_OPTIONS): Add micromips.
 469         (MULTILIB_DIRNAMES): Ditto.
 470         (MULTILIB_EXCEPTIONS): Add new exceptions.
 471
 472 2012-05-29  Chris Schlumberger-Socha <chris.schlumberger-socha@arm.com>
 473             Marcus Shawcroft  <marcus.shawcroft@arm.com>
 474
 475         * config/aarch64/aarch64-protos.h (aarch64_symbol_type): Define
 476         SYMBOL_TINY_ABSOLUTE.
 477         * config/aarch64/aarch64.c (aarch64_load_symref_appropriately): Handle
 478         SYMBOL_TINY_ABSOLUTE.
 479         (aarch64_expand_mov_immediate): Likewise.
 480         (aarch64_classify_symbol): Likewise.
 481         (aarch64_mov_operand_p): Remove ATTRIBUTE_UNUSED.
 482         Permit SYMBOL_TINY_ABSOLUTE.
 483         * config/aarch64/predicates.md (aarch64_mov_operand): Permit CONST.
 484
 485 2013-05-29  Chris Schlumberger-Socha <chris.schlumberger-socha@arm.com>
 486             Marcus Shawcroft  <marcus.shawcroft@arm.com>
 487
 488         * config/aarch64/aarch64.c (aarch64_classify_symbol): Remove comment.
 489         Refactor if/switch.  Replace gcc_assert with if.
 490
 491 2013-05-29  Ganesh Gopalasubramanian  <Ganesh.Gopalasubramanian@amd.com>
 492
 493         * config/i386/i386.c (initial_ix86_tune_features): Enable
 494         FP Reassociation for AMD bdver1 and bdver2.
 495
 496 2013-05-29  Martin Jambor  <mjambor@suse.cz>
 497
 498         * tree-cfg.c (verify_expr): Verify that BIT_FIELD_REF, REALPART_EXPR
 499         and IMAGPART_EXPR do not occur within other handled_components.
 500
 501 2013-05-29  Richard Biener  <rguenther@suse.de>
 502
 503         * tree-vect-slp.c (vect_bb_slp_scalar_cost): Guard vinfo
 504         access on whether the use is in the BB we currently try to
 505         vectorize.
 506         (vect_bb_vectorization_profitable_p): Pass the BB we currently
 507         vectorize to vect_bb_slp_scalar_cost.
 508
 509 2013-05-29  Richard Biener  <rguenther@suse.de>
 510
 511         * tree-vect-slp.c (vect_bb_slp_scalar_cost): New function
 512         computing scalar cost offsetted by stmts that are kept live
 513         by scalar uses.
 514         (vect_bb_vectorization_profitable_p): Use vect_bb_slp_scalar_cost
 515         for computation of scalar cost.
 516
 517 2013-05-28  Steve Ellcey  <sellcey@mips.com>
 518
 519         * config/mips/mips-cpus.def (mips32r2): Change processor type.
 520
 521 2013-05-28  Balaji V. Iyer  <balaji.v.iyer@intel.com>
 522
 523         * doc/extend.texi (C Extensions): Added documentation about Cilk Plus
 524         array notation built-in reduction functions.
 525         * doc/passes.texi (Passes): Added documentation about changes done
 526         for Cilk Plus.
 527         * doc/invoke.texi (C Dialect Options): Added documentation about
 528         the -fcilkplus flag.
 529         * Makefile.in (C_COMMON_OBJS): Added c-family/array-notation-common.o.
 530         (BUILTINS_DEF): Depend on cilkplus.def.
 531         * builtins.def: Include cilkplus.def.  Define DEF_CILKPLUS_BUILTIN.
 532         * builtin-types.def: Define BT_FN_INT_PTR_PTR_PTR.
 533         * cilkplus.def: New file.
 534
 535 2013-05-28  Joern Rennecke <joern.rennecke@embecosm.com>
 536
 537         PR rtl-optimization/57439
 538         * postreload.c (move2add_use_add2_insn): Use gen_lowpart_common.
 539
 540 2013-05-28  Easwaran Raman  <eraman@google.com>
 541
 542         PR tree-optimization/57337
 543         * tree-ssa-reassoc.c (appears_later_in_bb): New function.
 544         (find_insert_point): Correctly identify the insertion point
 545         when two statements with the same UID is compared.
 546
 547 2013-05-28  Richard Biener  <rguenther@suse.de>
 548
 549         PR tree-optimization/56787
 550         * tree-vect-data-refs.c (vect_analyze_data_refs): Drop clobbers
 551         from the list of data references.
 552         * tree-vect-loop.c (vect_determine_vectorization_factor): Skip
 553         clobbers.
 554         (vect_analyze_loop_operations): Likewise.
 555         (vect_transform_loop): Remove clobbers.
 556
 557 2013-05-28  Martin Jambor  <mjambor@suse.cz>
 558
 559         * tree-cfg.c (verify_expr): Verify that BIT_FIELD_REFs, IMAGPART_EXPRs
 560         and REALPART_EXPRs have scalar type.
 561
 562 2013-05-28  Richard Biener  <rguenther@suse.de>
 563
 564         PR tree-optimization/57411
 565         * tree-ssa-copy.c (may_propagate_copy): Cannot propagate
 566         virtual operands.
 567         * tree-ssa-dom.c (eliminate_const_or_copy): Special-case
 568         virtual operand propagation.
 569
 570 2013-05-28  Eric Botcazou  <ebotcazou@adacore.com>
 571
 572         * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use %g0 as
 573         destination register for bmasksi_vis.
 574         (vector_init_bshuffle): Likewise.
 575         * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
 576
 577 2013-05-28  Eric Botcazou  <ebotcazou@adacore.com>
 578
 579         * doc/invoke.texi (SPARC Options): Document -mfix-ut699.
 580         * builtins.c (expand_builtin_mathfn) <BUILT_IN_SQRT>: Try to widen the
 581         mode if the instruction isn't available in the original mode.
 582         * config/sparc/sparc.opt (mfix-ut699): New option.
 583         * config/sparc/sparc.md (muldf3_extend): Disable if -mfix-ut699.
 584         (divdf3): Turn into expander.
 585         (divdf3_nofix): New insn.
 586         (divdf3_fix): Likewise.
 587         (divsf3): Disable if -mfix-ut699.
 588         (sqrtdf2): Turn into expander.
 589         (sqrtdf2_nofix): New insn.
 590         (sqrtdf2_fix): Likewise.
 591         (sqrtsf2): Disable if -mfix-ut699.
 592
 593 2013-05-27  Richard Biener  <rguenther@suse.de>
 594
 595         PR middle-end/57412
 596         * omp-low.c (expand_omp_atomic_pipeline): Use the correct latch
 597         block for the new loop.
 598
 599 2013-05-27  Richard Biener  <rguenther@suse.de>
 600
 601         PR tree-optimization/57343
 602         * tree-ssa-loop-niter.c (number_of_iterations_ne_max): Do not
 603         use multiple_of_p if not TYPE_OVERFLOW_UNDEFINED.
 604         (number_of_iterations_cond): Do not build the folded tree.
 605
 606 2013-05-27  Richard Biener  <rguenther@suse.de>
 607
 608         Revert
 609         PR middle-end/57381
 610         * fold-const.c (operand_equal_p): Compare FIELD_DECLs with
 611         OEP_CONSTANT_ADDRESS_OF retained.
 612
 613         PR tree-optimization/57417
 614         * tree-ssa-sccvn.c (vn_reference_fold_indirect): Fix test
 615         for unchanged base.
 616         (set_ssa_val_to): Compare addresses using
 617         get_addr_base_and_unit_offset.
 618
 619 2013-05-27  Joern Rennecke <joern.rennecke@embecosm.com>
 620
 621         PR rtl-optimization/56833
 622         * postreload.c (move2add_record_mode): New function.
 623         (move2add_record_sym_value, move2add_valid_value_p): Likewise.
 624         (move2add_use_add2_insn): Use move2add_record_sym_value.
 625         (move2add_use_add3_insn): Likewise.
 626         (reload_cse_move2add): Use move2add_valid_value_p and
 627         move2add_record_mode.  Invalidate call-clobbered and REG_INC
 628         affected regs by setting reg_mode to VOIDmode.
 629         (move2add_note_store): Don't pretend the inside of a SUBREG is
 630         the actual destination.  Invalidate single/leading registers by
 631         setting reg_mode to VOIDmode.
 632         Use move2add_record_sym_value, move2add_valid_value_p and
 633         move2add_record_mode.
 634
 635 2013-05-27  Richard Biener  <rguenther@suse.de>
 636
 637         PR tree-optimization/57396
 638         * tree-affine.c (double_int_constant_multiple_p): Properly
 639         return false for val == 0 and div != 0.
 640
 641 2013-05-25  Richard Sandiford  <rdsandiford@googlemail.com>
 642
 643         * config/mips/mips.h: Use #elif in preprocessor conditions.
 644
 645 2013-05-25  Richard Sandiford  <rdsandiford@googlemail.com>
 646
 647         PR target/53916
 648         * config/mips/constraints.md (kl): New constraint.
 649         * config/mips/mips.md (divmod<mode>4, udivmod<mode>4): Delete.
 650         (divmod<mode>4_internal): Rename to divmod<mode>4.  Use "kl" as the
 651         constraint for operand 0.  Split after CSE for MIPS16.  Emit a move
 652         from LO for MIPS16.
 653         (udivmod<mode>4_internal): Likewise udivmod<mode>4.
 654
 655 2013-05-25  Richard Sandiford  <rdsandiford@googlemail.com>
 656
 657         PR target/55777
 658         * config/mips/mips.c (mips_can_inline_p): New function.
 659         (TARGET_CAN_INLINE_P): Define.
 660
 661 2013-05-25  Steven Bosscher  <steven@gcc.gnu.org>
 662
 663         * sched-int.h (ds_t, dw_t): Make unsigned int.
 664         Fix documentation that describes how all the ds_t bits are used.
 665         Reserve the last bit for delayed-branch scheduling.
 666         (BITS_PER_DEP_STATUS): Move to ds_t typedef.
 667         (BITS_PER_DEP_WEAK): Fix definition and documentation.
 668         (gen_dep_weak_1): Remove prototype.
 669         * sched-deps.c (get_dep_weak_1): Make static.
 670         * target.def (speculate_insn, needs_block_p, gen_spec_check,
 671         get_insn_spec_ds, get_insn_checked_ds): Adjust hook prototypes.
 672         * doc/tm.texi: Regenerate.
 673         * config/ia64/ia64.c (ia64_needs_block_p): Update prototype.
 674
 675 2013-05-24  Steven Bosscher  <steven@gcc.gnu.org>
 676
 677         PR debug/56950
 678         * haifa-sched.c (sched_extend_bb): Ignore DEBUG_INSNs.
 679
 680 2013-05-24  Nathan Sidwell  <nathan@codesourcery.com>
 681             Sandra Loosemore  <sandra@codesourcery.com>
 682
 683         * config.gcc (powerpc-*): Allow native for with-cpu.
 684
 685 2013-05-24  Jeff Law  <law@redhat.com>
 686
 687         PR tree-optimization/57124
 688         * tree-vrp.c (simplify_cond_using_ranges): Only simplify a
 689         conversion feeding a condition if the range has an overflow
 690         if -fstrict-overflow.  Add warnings for when we do make the
 691         transformation.
 692
 693 2013-05-24  Dehao Chen  <dehao@google.com>
 694
 695         * tree-cfg.c (locus_discrim_map): Fix the typo.
 696         (locus_discrim_hasher): Likewise.
 697         (locus_discrim_hasher::hash): Likewise.
 698         (locus_discrim_hasher::equal): Likewise.
 699
 700 2013-05-24  Martin Jambor  <mjambor@suse.cz>
 701
 702         PR tree-optimization/57294
 703         * cgraph.h (ipa_record_stmt_references): Declare.
 704         * cgraphbuild.c (ipa_record_stmt_references): New function.
 705         (build_cgraph_edges): Use ipa_record_stmt_references.
 706         (rebuild_cgraph_edges): Likewise.
 707         (cgraph_rebuild_references): Likewise.
 708         * ipa-prop.c (ipa_modify_call_arguments): Discard references
 709         associated with the old statement and build references from the
 710         newly built statements.
 711         * ipa-ref.c (ipa_remove_stmt_references): New function.
 712         * ipa-ref.h (ipa_remove_stmt_references): Declare.
 713
 714 2013-05-24  Vladimir Makarov  <vmakarov@redhat.com>
 715
 716         * lra-constraints.c (emit_spill_move): Use smaller mode for
 717         mem-mem moves.
 718         (check_and_process_move): Consider mem-reg moves for secondary
 719         too.
 720         (curr_insn_transform): Don't lose insns emitted before for
 721         secondary memory moves.
 722         (inherit_in_ebb): Mark defined reg.  Add usage only if it is not a
 723         reg set up in the current insn.
 724
 725 2013-05-24  Dehao Chen  <dehao@google.com>
 726
 727         * tree-cfg.c (locus_descrim_hasher::hash): Change discriminator
 728         hash function.
 729         (locus_descrim_hasher::equal): Likewise.
 730         (build_gimple_cfg): New discriminator assignment algorithm.
 731         (make_edges): Likewise.
 732         (next_discriminator_for_locus): Likewise.
 733         (same_line_p): Likewise.
 734         (assign_discriminators): Likewise.
 735         (make_cond_expr_edges): Likewise.
 736         (make_gimple_switch_edges): Likewise.
 737         (make_goto_expr_edges): Likewise.
 738         (make_gimple_asm_edges): Likewise.
 739
 740 2013-05-24  Ian Bolton  <ian.bolton@arm.com>
 741
 742         * config/aarch64/aarch64.c (aarch64_print_operand): Change the
 743         X format specifier to only display bottom 16 bits.
 744         * config/aarch64/aarch64.md (insv_imm<mode>): Allow any size of
 745         immediate to match for operand 2, since it will be masked.
 746
 747 2013-05-24  Richard Biener  <rguenther@suse.de>
 748
 749         PR tree-optimization/57287
 750         * tree-ssa-uninit.c (compute_uninit_opnds_pos): Disregard
 751         all SSA names that occur in abnormal PHIs.
 752
 753 2013-05-24  Alexander Ivchenko  <alexander.ivchenko@intel.com>
 754
 755         PR tree-ssa/57385
 756         * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Check
 757         that index is not negative.
 758
 759 2013-05-24  Eric Botcazou  <ebotcazou@adacore.com>
 760
 761         PR rtl-optimization/55177
 762         * simplify-rtx.c (simplify_unary_operation_1) <NOT>: Deal with BSWAP.
 763         (simplify_byte_swapping_operation): New.
 764         (simplify_binary_operation_1): Call it for AND, IOR and XOR.
 765         (simplify_relational_operation_1): Deal with BSWAP.
 766
 767 2013-05-23  Richard Henderson  <rth@redhat.com>
 768
 769         PR target/56742
 770         * config/i386/i386.c (ix86_seh_fixup_eh_fallthru): New.
 771         (ix86_reorg): Call it.
 772
 773 2013-05-23  Uros Bizjak  <ubizjak@gmail.com>
 774
 775         PR target/57379
 776         * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE.
 777         * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct
 778         REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec.
 779
 780 2013-05-23  Christian Bruel  <christian.bruel@st.com>
 781
 782         PR debug/57351
 783         * config/arm/arm.c (arm_dwarf_register_span): Do not use dbx number.
 784
 785 2013-05-23  Chris Schlumberger-Socha <chris.schlumberger-socha@arm.com>
 786             Marcus Shawcroft  <marcus.shawcroft@arm.com>
 787
 788         * config/aarch64/aarch64.md (*movdi_aarch64): Replace Usa with S.
 789         * config/aarch64/constraints.md (Usa): Remove.
 790         * doc/md.texi (AArch64 Usa): Remove.
 791
 792 2013-05-23  Chris Schlumberger-Socha <chris.schlumberger-socha@arm.com>
 793             Marcus Shawcroft  <marcus.shawcroft@arm.com>
 794
 795         * config/aarch64/aarch64-protos.h (aarch64_mov_operand_p): Define.
 796         * config/aarch64/aarch64.c (aarch64_mov_operand_p): Define.
 797         * config/aarch64/predicates.md (aarch64_const_address): Remove.
 798         (aarch64_mov_operand): Use aarch64_mov_operand_p.
 799
 800 2013-05-23  Vidya Praveen <vidyapraveen@arm.com>
 801
 802         * config/aarch64/aarch64-simd.md (clzv4si2): Support for CLZ
 803         instruction (AdvSIMD).
 804         * config/aarch64/aarch64-builtins.c
 805         (aarch64_builtin_vectorized_function): Handler for BUILT_IN_CLZ.
 806         * config/aarch64/aarch-simd-builtins.def: Entry for CLZ.
 807
 808 2013-05-23  Martin Jambor  <mjambor@suse.cz>
 809
 810         PR middle-end/57347
 811         * tree.h (contains_bitfld_component_ref_p): Declare.
 812         * tree-sra.c (contains_bitfld_comp_ref_p): Move...
 813         * tree.c (contains_bitfld_component_ref_p): ...here.  Adjust its
 814         caller.
 815         * ipa-prop.c (determine_known_aggregate_parts): Check that LHS does
 816         not access a bit-field.  Assert all final offsets are byte-aligned.
 817
 818 2013-05-23  Richard Biener  <rguenther@suse.de>
 819
 820         PR tree-optimization/57380
 821         * tree-ssa-phiprop.c (propagate_with_phi): Do not require at
 822         least one invariant or re-used load.
 823         * passes.c (init_optimization_passes): Move pass_phiprop before
 824         pass_forwprop.
 825
 826 2013-05-23  James Greenhalgh  <james.greenhalgh@arm.com>
 827
 828         * config/aarch64/aarch64-simd.md
 829         (aarch64_cm<optab>di): Add clobber of CC_REGNUM to unsplit pattern.
 830
 831 2013-05-23  Richard Biener  <rguenther@suse.de>
 832
 833         PR middle-end/57381
 834         * fold-const.c (operand_equal_p): Compare FIELD_DECLs with
 835         OEP_CONSTANT_ADDRESS_OF retained.
 836
 837 2013-05-23  Jakub Jelinek  <jakub@redhat.com>
 838
 839         PR middle-end/57344
 840         * expmed.c (store_split_bit_field): If op0 is a REG or SUBREG of a REG,
 841         don't lower unit.  Handle unit not being always BITS_PER_WORD.
 842
 843 2013-05-23  Richard Biener  <rguenther@suse.de>
 844
 845         PR rtl-optimization/57341
 846         * ira.c (validate_equiv_mem_from_store): Use anti_dependence
 847         instead of true_dependence.
 848
 849 2013-05-22  David Malcolm  <dmalcolm@redhat.com>
 850
 851         * bb-reorder.c (branch_threshold): Make const.
 852         (exec_threshold): Ditto.
 853
 854 2013-05-22  Michael Meissner  <meissner@linux.vnet.ibm.com>
 855             Pat Haugen <pthaugen@us.ibm.com>
 856             Peter Bergner <bergner@vnet.ibm.com>
 857
 858         * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions): Add
 859         documentation for the power8 crypto builtins.
 860
 861         * config/rs6000/t-rs6000 (MD_INCLUDES): Add crypto.md.
 862
 863         * config/rs6000/rs6000-builtin.def (BU_P8V_AV_1): Add support
 864         macros for defining power8 builtin functions.
 865         (BU_P8V_AV_2): Likewise.
 866         (BU_P8V_AV_P): Likewise.
 867         (BU_P8V_VSX_1): Likewise.
 868         (BU_P8V_OVERLOAD_1): Likewise.
 869         (BU_P8V_OVERLOAD_2): Likewise.
 870         (BU_CRYPTO_1): Likewise.
 871         (BU_CRYPTO_2): Likewise.
 872         (BU_CRYPTO_3): Likewise.
 873         (BU_CRYPTO_OVERLOAD_1): Likewise.
 874         (BU_CRYPTO_OVERLOAD_2): Likewise.
 875         (XSCVSPDP): Fix typo, point to the correct instruction.
 876         (VCIPHER): Add power8 crypto builtins.
 877         (VCIPHERLAST): Likewise.
 878         (VNCIPHER): Likewise.
 879         (VNCIPHERLAST): Likewise.
 880         (VPMSUMB): Likewise.
 881         (VPMSUMH): Likewise.
 882         (VPMSUMW): Likewise.
 883         (VPERMXOR_V2DI): Likewise.
 884         (VPERMXOR_V4SI: Likewise.
 885         (VPERMXOR_V8HI: Likewise.
 886         (VPERMXOR_V16QI: Likewise.
 887         (VSHASIGMAW): Likewise.
 888         (VSHASIGMAD): Likewise.
 889         (VPMSUM): Likewise.
 890         (VPERMXOR): Likewise.
 891         (VSHASIGMA): Likewise.
 892
 893         * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Define
 894         __CRYPTO__ if the crypto instructions are available.
 895         (altivec_overloaded_builtins): Add support for overloaded power8
 896         builtins.
 897
 898         * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
 899         support for power8 crypto builtins.
 900         (builtin_function_type): Likewise.
 901         (altivec_init_builtins): Add support for builtins that take vector
 902         long long (V2DI) arguments.
 903
 904         * config/rs6000/crypto.md: New file, define power8 crypto
 905         instructions.
 906
 907 2013-05-22  Michael Meissner  <meissner@linux.vnet.ibm.com>
 908             Pat Haugen <pthaugen@us.ibm.com>
 909             Peter Bergner <bergner@vnet.ibm.com>
 910
 911         * doc/invoke.texi (Option Summary): Add power8 options.
 912         (RS/6000 and PowerPC Options): Likewise.
 913
 914         * doc/md.texi (PowerPC and IBM RS6000 constraints): Update to use
 915         constraints.md instead of rs6000.h.  Reorder w* constraints.  Add
 916         wm, wn, wr documentation.
 917
 918         * gcc/config/rs6000/constraints.md (wm): New constraint for VSX
 919         registers if direct move instructions are enabled.
 920         (wn): New constraint for no registers.
 921         (wq): New constraint for quad word even GPR registers.
 922         (wr): New constraint if 64-bit instructions are enabled.
 923         (wv): New constraint if power8 vector instructions are enabled.
 924         (wQ): New constraint for quad word memory locations.
 925
 926         * gcc/config/rs6000/predicates.md (const_0_to_15_operand): New
 927         constraint for 0..15 for crypto instructions.
 928         (gpc_reg_operand): If VSX allow registers in VSX registers as well
 929         as GPR and floating point registers.
 930         (int_reg_operand): New predicate to match only GPR registers.
 931         (base_reg_operand): New predicate to match base registers.
 932         (quad_int_reg_operand): New predicate to match even GPR registers
 933         for quad memory operations.
 934         (vsx_reg_or_cint_operand): New predicate to allow vector logical
 935         operations in both GPR and VSX registers.
 936         (quad_memory_operand): New predicate for quad memory operations.
 937         (reg_or_indexed_operand): New predicate for direct move support.
 938
 939         * gcc/config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED):
 940         Inherit from ISA_2_4_MASKS, not ISA_2_2_MASKS.
 941         (ISA_2_7_MASKS_SERVER): New mask for ISA 2.07 (i.e. power8).
 942         (POWERPC_MASKS): Add power8 options.
 943         (power8 cpu): Use ISA_2_7_MASKS_SERVER instead of specifying the
 944         various options.
 945
 946         * gcc/config/rs6000/rs6000-c.c (rs6000_target_modify_macros):
 947         Define _ARCH_PWR8 and __POWER8_VECTOR__ for power8.
 948
 949         * gcc/config/rs6000/rs6000.opt (-mvsx-timode): Add documentation.
 950         (-mpower8-fusion): New power8 options.
 951         (-mpower8-fusion-sign): Likewise.
 952         (-mpower8-vector): Likewise.
 953         (-mcrypto): Likewise.
 954         (-mdirect-move): Likewise.
 955         (-mquad-memory): Likewise.
 956
 957         * gcc/config/rs6000/rs6000.c (power8_cost): Initial definition for
 958         power8.
 959         (rs6000_hard_regno_mode_ok): Make PTImode only match even GPR
 960         registers.
 961         (rs6000_debug_reg_print): Print the base register class if -mdebug=reg.
 962         (rs6000_debug_vector_unit): Add p8_vector.
 963         (rs6000_debug_reg_global): If -mdebug=reg, print power8 constraint
 964         definitions.  Also print fusion state.
 965         (rs6000_init_hard_regno_mode_ok): Set up power8 constraints.
 966         (rs6000_builtin_mask_calculate): Add power8 builtin support.
 967         (rs6000_option_override_internal): Add support for power8.
 968         (rs6000_common_init_builtins): Add debugging for skipped builtins
 969         if -mdebug=builtin.
 970         (rs6000_adjust_cost): Add power8 support.
 971         (rs6000_issue_rate): Likewise.
 972         (insn_must_be_first_in_group): Likewise.
 973         (insn_must_be_last_in_group): Likewise.
 974         (force_new_group): Likewise.
 975         (rs6000_register_move_cost): Likewise.
 976         (rs6000_opt_masks): Likewise.
 977
 978         * config/rs6000/rs6000.h (ASM_CPU_POWER8_SPEC): If we don't have a
 979         power8 capable assembler, default to power7 options.
 980         (TARGET_DIRECT_MOVE): Likewise.
 981         (TARGET_CRYPTO): Likewise.
 982         (TARGET_P8_VECTOR): Likewise.
 983         (VECTOR_UNIT_P8_VECTOR_P): Define power8 vector support.
 984         (VECTOR_UNIT_VSX_OR_P8_VECTOR_P): Likewise.
 985         (VECTOR_MEM_P8_VECTOR_P): Likewise.
 986         (VECTOR_MEM_VSX_OR_P8_VECTOR_P): Likewise.
 987         (VECTOR_MEM_ALTIVEC_OR_VSX_P): Likewise.
 988         (TARGET_XSCVDPSPN): Likewise.
 989         (TARGET_XSCVSPDPN): Likewsie.
 990         (TARGET_SYNC_HI_QI): Likewise.
 991         (TARGET_SYNC_TI): Likewise.
 992         (MASK_CRYPTO): Likewise.
 993         (MASK_DIRECT_MOVE): Likewise.
 994         (MASK_P8_FUSION): Likewise.
 995         (MASK_P8_VECTOR): Likewise.
 996         (REG_ALLOC_ORDER): Move fr13 to be lower in priority so that the TFmode
 997         temporary used by some of the direct move instructions to get two FP
 998         temporary registers does not force creation of a stack frame.
 999         (VLOGICAL_REGNO_P): Allow vector logical operations in GPRs.
1000         (MODES_TIEABLE_P): Move the VSX tests above the Altivec tests so
1001         that any VSX registers are tieable, even if they are also an
1002         Altivec vector mode.
1003         (r6000_reg_class_enum): Add wm, wr, wv constraints.
1004         (RS6000_BTM_P8_VECTOR): Power8 builtin support.
1005         (RS6000_BTM_CRYPTO): Likewise.
1006         (RS6000_BTM_COMMON): Likewise.
1007
1008         * config/rs6000/rs6000.md (cpu attribute): Add power8.
1009         * config/rs6000/rs6000-opts.h (PROCESSOR_POWER8): Likewise.
1010         (enum rs6000_vector): Add power8 vector support.
1011
1012 2013-05-22  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
1013
1014         PR target/19599
1015         PR target/57340
1016         * config/arm/arm.c (any_sibcall_uses_r3): Rename to ..
1017         (any_sibcall_could_use_r3): this and handle indirect calls.
1018         (arm_get_frame_offsets): Rename use of any_sibcall_uses_r3.
1019
1020 2013-05-22  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1021
1022         * config/rs6000/rs6000.h (MALLOC_ABI_ALIGNMENT): New #define.
1023
1024 2013-05-22  Richard Biener  <rguenther@suse.de>
1025
1026         PR middle-end/57349
1027         * profile.c (branch_prob): Do not split blocks that are
1028         abnormally receiving from ECF_RETURNS_TWICE functions.
1029
1030 2013-05-22  Richard Sandiford  <rsandifo@linux.vnet.ibm.com>
1031
1032         * recog.c (offsettable_address_addr_space_p): Fix calculation of
1033         address mode.  Move pointer mode initialization to the same place.
1034
1035 2013-05-22  Michael Zolotukhin  <michael.v.zolotukhin@intel.com>
1036
1037         * read-rtl.c (copy_rtx_for_iterators): Continue applying iterators
1038         while it has any effect.
1039
1040 2013-05-21  Easwaran Raman  <eraman@google.com>
1041
1042         PR tree-optimization/57322
1043         * tree-ssa-reassoc.c (build_and_add_sum): If a BB is empty, set the
1044         UID of the statement added to the BB to be 1.
1045
1046 2013-05-21  Jakub Jelinek  <jakub@redhat.com>
1047
1048         PR tree-optimization/57331
1049         * tree-vrp.c (simplify_cond_using_ranges): Don't optimize comparison
1050         of conversion from pointer type to integral type with integer.
1051
1052 2013-05-21  Martin Jambor  <mjambor@suse.cz>
1053
1054         PR lto/57289
1055         * ipa-prop.c (ipa_read_node_info): Process param_used and
1056         controlled_uses in the same order as when writing.
1057
1058 2013-05-21  Magnus Granberg  <baldrick@free.fr>
1059
1060         PR plugins/56754
1061         * Makefile.in (PLUGIN_HEADERS): Add $(TARGET_H).
1062
1063 2013-05-21  Richard Biener  <rguenther@suse.de>
1064
1065         PR tree-optimization/57318
1066         * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Do not
1067         estimate stmts with side-effects as likely eliminated.
1068
1069 2013-05-21  Richard Biener  <rguenther@suse.de>
1070
1071         PR tree-optimization/57330
1072         * cgraph.c (cgraph_redirect_edge_call_stmt_to_callee): Properly
1073         preserve the call stmts fntype.
1074
1075 2013-05-21  Richard Biener  <rguenther@suse.de>
1076
1077         PR tree-optimization/57303
1078         * tree-ssa-sink.c (statement_sink_location): Improve killing
1079         stmt detection and properly handle self-assignments.
1080
1081 2013-05-21  Christian Bruel  <christian.bruel@st.com>
1082
1083         * dwarf2out.c (multiple_reg_loc_descriptor): Use dbx_reg_number for
1084         spanning registers. LEAF_REG_REMAP is supported only for contiguous
1085         registers. Set register size out of the PARALLEL loop.
1086
1087 2013-05-20  Oleg Endo  <olegendo@gcc.gnu.org>
1088
1089         PR target/56547
1090         * config/sh/sh.md (fmasf4): Remove empty constraints strings.
1091         (*fmasf4, *fmasf4_media): New insns.
1092
1093 2013-05-19  Richard Sandiford  <rdsandiford@googlemail.com>
1094
1095         * config/mips/mips.h (BASE_INSN_LENGTH, NOP_INSN_LENGTH): New macros.
1096         * config/mips/mips.c (mips_symbol_insns, mips_address_insns)
1097         (mips_const_insns, mips_split_const_insns, mips_load_store_insns)
1098         (mips_idiv_insns): Update the comments to say that the returned
1099         instruction counts are in units of BASE_INSN_LENGTH.
1100         (mips_adjust_insn_length): Multiply the mips_load_label_num_insns
1101         by BASE_INSN_LENGTH rather than 4.  Add the jump separately,
1102         using 2 rather than 4 as the length of indirect MIPS16 and
1103         microMIPS jumps.  Use NOP_INSN_LENGTH rather than 4 as the
1104         length of a NOP.  Don't divide MIPS16 lengths by 2.
1105         (mips16_split_long_branches): Assume a branch is long if the
1106         length is greater than 4 rather than 8.
1107         * config/mips/mips.md (length): Give MIPS16 lengths directly,
1108         rather than multiplying them by 2.  Multiply instruction counts
1109         by BASE_INSN_LENGTH rather than 4.
1110         (*jump_mips16, tls_get_tp_mips16_<mode>)
1111         (*tls_get_tp_mips16_call_<mode>): Divide lengths by 2.
1112
1113 2013-05-19  Richard Sandiford  <rdsandiford@googlemail.com>
1114
1115         * config/mips/mips.md (extended_mips16): Remove branch case.
1116         (length): Remove duplicated extended_mips16 test.
1117
1118 2013-05-19  Richard Sandiford  <rdsandiford@googlemail.com>
1119
1120         * config/mips/t-sde: Don't build 64-bit microMIPS multilibs.
1121
1122 2013-05-18  Richard Sandiford  <rdsandiford@googlemail.com>
1123
1124         * recog.h (Recog_data): Rename to...
1125         (recog_data_d): ...this.
1126         (recog_data): Update accordingly.
1127         * recog.c (recog_data): Likewise.
1128         * reload.c (save_recog_data): Likewise.
1129         * config/picochip/picochip.c (picochip_saved_recog_data): Likewise.
1130         (picochip_save_recog_data, picochip_restore_recog_data): Likewise.
1131
1132 2013-05-17  Julian Brown  <julian@codesourcery.com>
1133
1134         * gcse.c (compute_ld_motion_mems): If a non-simple MEM is
1135         found in a REG_EQUAL note, invalidate it.
1136
1137 2013-05-17   Easwaran Raman  <eraman@google.com>
1138
1139         * tree-ssa-reassoc.c (find_insert_point): New function.
1140         (insert_stmt_after): Likewise.
1141         (get_def_stmt): Likewise.
1142         (ensure_ops_are_available): Likewise.
1143         (not_dominated_by): Likewise.
1144         (rewrite_expr_tree): Do not move statements beyond what is
1145         necessary. Remove call to swap_ops_for_binary_stmt...
1146         (reassociate_bb): ... and move it here.
1147         (build_and_add_sum): Assign UIDs for new statements.
1148         (linearize_expr): Likewise.
1149         (do_reassoc): Renumber gimple statement UIDs.
1150
1151 2013-05-17  Jan Hubicka  <jh@suse.cz>
1152
1153         * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Resolve cross module
1154         weakrefs.
1155         * cgraph.c (dump_cgraph_node): Do not ice on unresolved alias.
1156         * cgraphunit.c (handle_alias_pairs): Store target of unresolved
1157         weakrefs.
1158         (output_weakrefs): Update.
1159
1160 2013-05-17  Po-Chun Chang  <pchang9@cs.wisc.edu>
1161             Martin Jambor  <mjambor@suse.cz>
1162
1163         PR middle-end/57276
1164         * ipa-cp.c (cgraph_edge_brings_all_agg_vals_for_node): Break when a
1165         value that corresponds to the given aggval is found in values vector.
1166
1167 2013-05-17  Uros Bizjak  <ubizjak@gmail.com>
1168
1169         * config/i386/driver-i386.c (host_detect_local_cpu): Pass mmx, 3dnow,
1170         sse, sse2, sse3, ssse3 and sse4a flags to options.
1171
1172 2013-05-17  David Malcolm  <dmalcolm@redhat.com>
1173
1174         * gengtype-state.c: (s_expr_writer): New class, to handle
1175         prettifying of output layout of s-expressions.
1176         (state_writer): New class, to write out gtype.state.
1177         (state_written_type_count): Move this variable into member data of
1178         state_writer.
1179         (s_expr_writer::s_expr_writer): New code: constructor for new class
1180         (state_writer::state_writer(): ditto
1181         (s_expr_writer::write_new_line): New function
1182         (s_expr_writer::write_any_indent): ditto
1183         (s_expr_writer::begin_s_expr): ditto
1184         (s_expr_writer::end_s_expr): ditto
1185         (write_state_fileloc): convert to method of state_writer...
1186         (state_writer:: write_state_fileloc): ...and use methods of
1187         s_expr_writer to write indentation into the gtype.state output file
1188         to visually represent the hierarchical structure of the list
1189         structures
1190         (write_state_fields): ditto, renaming to...
1191         (state_writer::write_state_fields)
1192         (write_state_a_string): ditto, renaming to...
1193         (state_writer::write_state_a_string)
1194         (write_state_string_option): ditto, renaming to...
1195         (state_writer::write_state_string_option)
1196         (write_state_type_option): ditto, renaming to...
1197         (state_writer::write_state_type_option)
1198         (write_state_nested_option): ditto, renaming to...
1199         (state_writer::write_state_nested_option)
1200         (write_state_option): ditto, renaming to...
1201         (state_writer::write_state_option)
1202         (write_state_options): ditto, renaming to...
1203         (state_writer::write_state_options)
1204         (write_state_lang_bitmap): ditto, renaming to...
1205         (state_writer::write_state_lang_bitmap)
1206         (write_state_version): ditto, renaming to...
1207         (state_writer::write_state_version)
1208         (write_state_scalar_type): ditto, renaming to...
1209         (state_writer::write_state_scalar_type)
1210         (write_state_string_type): ditto, renaming to...
1211         (state_writer::write_state_string_type)
1212         (write_state_undefined_type): ditto, renaming to...
1213         (state_writer::write_state_undefined_type)
1214         (write_state_struct_union_type): ditto, renaming to...
1215         (state_writer::write_state_struct_union_type)
1216         (write_state_struct_type): ditto, renaming to...
1217         (state_writer::write_state_struct_type)
1218         (write_state_user_struct_type): ditto, renaming to...
1219         (state_writer::write_state_user_struct_type)
1220         (write_state_lang_struct_type): ditto, renaming to...
1221         (state_writer::write_state_lang_struct_type)
1222         (write_state_param_struct_type): ditto, renaming to...
1223         (state_writer::write_state_param_struct_type)
1224         (write_state_pointer_type): ditto, renaming to...
1225         (state_writer::write_state_pointer_type)
1226         (write_state_array_type): ditto, renaming to...
1227         (state_writer::write_state_array_type)
1228         (write_state_gc_used): ditto, renaming to...
1229         (state_writer::write_state_gc_used)
1230         (write_state_common_type_content): ditto, renaming to...
1231         (state_writer::write_state_common_type_content)
1232         (write_state_type): ditto, renaming to...
1233         (state_writer::write_state_type)
1234         (write_state_pair_list): ditto, renaming to...
1235         (state_writer::write_state_pair_list)
1236         (write_state_pair): ditto, renaming to...
1237         (state_writer::write_state_pair)
1238         (write_state_typedefs): ditto, renaming to...
1239         (state_writer::write_state_typedefs)
1240         (write_state_structures): ditto, renaming to...
1241         (state_writer::write_state_structures)
1242         (write_state_param_structs): ditto, renaming to...
1243         (state_writer::write_state_param_structs)
1244         (write_state_variables): ditto, renaming to...
1245         (state_writer::write_state_variables)
1246         (write_state_srcdir): ditto, renaming to...
1247         (state_writer::write_state_srcdir)
1248         (write_state_files_list): ditto, renaming to...
1249         (state_writer::write_state_files_list)
1250         (write_state_languages): ditto, renaming to...
1251         (state_writer::write_state_languages)
1252         (write_state): create a state_writer instance and use it when
1253         writing out the state file
1254
1255 2013-05-17  Mike Stump  <mikestump@comcast.net>
1256
1257         PR rtl-optimization/57304
1258         * web.c (union_match_dups): Ensure that DF_REF_LOC exists before
1259         accessing DF_REF_REAL_LOC.
1260
1261 2013-05-17  Jakub Jelinek  <jakub@redhat.com>
1262
1263         PR rtl-optimization/57281
1264         PR rtl-optimization/57300
1265         * config/i386/i386.md (extendsidi2_1 dead reg splitter): Remove.
1266         (extendsidi2_1 peephole2s): Add instead 2 new peephole2s, that undo
1267         what the other splitter did if the registers are dead.
1268
1269 2013-05-17  Richard Biener  <rguenther@suse.de>
1270
1271         * tree-ssa-alias.c (stmt_kills_ref_p_1): Properly compare
1272         MEM_REF offsets.
1273
1274 2013-05-17  Jakub Jelinek  <jakub@redhat.com>
1275
1276         * gcc.c (SANITIZER_SPEC): Reject -fsanitize=address -fsanitize=thread
1277         linking.
1278
1279 2013-05-17  Marek Polacek  <polacek@redhat.com>
1280
1281         * tree-ssa-strlen.c (handle_char_store): Don't invalidate cached
1282         length when doing non-zero store of storing '\0' to '\0'.
1283
1284 2013-05-17  Jakub Jelinek  <jakub@redhat.com>
1285
1286         * tree-vect-patterns.c (vect_recog_rotate_pattern): For
1287         vect_external_def oprnd1 with loop_vinfo, try to emit
1288         optional cast, negation and and stmts on the loop preheader
1289         edge instead of into the pattern def seq.
1290
1291         PR tree-optimization/57051
1292         * fold-const.c (const_binop) <case VEC_LSHIFT_EXPR,
1293         case VEC_RSHIFT_EXPR>: Fix BYTES_BIG_ENDIAN handling.
1294
1295 2013-05-16  Nick Clifton  <nickc@redhat.com>
1296
1297         * config/rl78/rl78.c (rl78_attribute_table): Add naked.
1298         (rl78_is_naked_func): New function.
1299         (rl78_expand_prologue): Skip prologue generation for naked
1300         functions.
1301         (rl78_expand_epilogue): Skip epilogue generation for naked
1302         functions.
1303         * doc/extend.texi (naked): Add RL78 to the list of processors
1304         that supports this attribute.
1305
1306 2013-05-16  Jeff Law  <law@redhat.com>
1307
1308         * Makefile.in (tree-switch-conversion.o): Depend on $(OPTABS_H).
1309
1310 2013-05-16  Uros Bizjak  <ubizjak@gmail.com>
1311
1312         * config/i386/driver-i386.c (host_detect_local_cpu): Determine
1313         cache parameters using detect_caches_amd also for CYRIX,
1314         NSC and TM2 signatures.
1315
1316 2013-05-16  Uros Bizjak  <ubizjak@gmail.com>
1317             Dzianis Kahanovich  <mahatma@eu.by>
1318
1319         PR target/45359
1320         PR target/46396
1321         * config/i386/driver-i386.c (host_detect_local_cpu): Detect
1322         VIA/Centaur processors and determine their cache parameters
1323         using detect_caches_amd.
1324
1325 2013-05-16  Teresa Johnson  <tejohnson@google.com>
1326
1327         * cfgrtl.c (verify_hot_cold_block_grouping): Return err.
1328         (rtl_verify_edges): New function.
1329         (rtl_verify_bb_insns): Ditto.
1330         (rtl_verify_bb_pointers): Ditto.
1331         (rtl_verify_bb_insn_chain): Ditto.
1332         (rtl_verify_fallthru): Ditto.
1333         (rtl_verify_bb_layout): Ditto.
1334         (rtl_verify_flow_info_1): Outline checks into new functions.
1335         (rtl_verify_flow_info): Ditto.
1336
1337 2013-05-16  Steve Ellcey  <sellcey@imgtec.com>
1338
1339         * cfghooks.c (copy_bbs): Add update_dominance argument.
1340         * cfghooks.h (copy_bbs): Update prototype.
1341         * tree-cfg.c (gimple_duplicate_sese_region):
1342         Add update_dominance argument.
1343         * tree-flow.h (gimple_duplicate_sese_region): Update prototype.
1344         * tree-ssa-loop-ch.c (copy_loop_headers): Update
1345         gimple_duplicate_sese_region call.
1346         * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg):
1347         Update copy_bbs call.
1348         * cfgloopmanip.c (duplicate_loop_to_header_edge): Ditto.
1349         * trans-mem.c (ipa_uninstrument_transaction): Ditto.
1350
1351 2013-05-16  Jakub Jelinek  <jakub@redhat.com>
1352
1353         * tree-vectorizer.h (NUM_PATTERNS): Increment.
1354         * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Add
1355         vect_recog_rotate_pattern.
1356         (vect_recog_rotate_pattern): New function.
1357
1358 2013-05-16  Jason Merrill  <jason@redhat.com>
1359
1360         * Makefile.in (LLINKER): New variable.
1361         (mostlyclean): Remove link mutex.
1362         * configure.ac: Handle --enable-link-mutex.
1363         * lock-and-run.sh: New script.
1364
1365 2013-05-16  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
1366
1367         PR target/19599
1368         * config/arm/arm.c (arm_function_ok_for_sibcall): Add check
1369         for NULL decl.
1370
1371 2013-05-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1372
1373         * reorg.c (link_cc0_insns): Wrap in #ifdef HAVE_cc0.
1374
1375 2013-05-16  Greta Yorsh  <Greta.Yorsh@arm.com>
1376
1377         * config/arm/arm-protos.h (gen_movmem_ldrd_strd): New declaration.
1378         * config/arm/arm.c (next_consecutive_mem): New function.
1379         (gen_movmem_ldrd_strd): Likewise.
1380         * config/arm/arm.md (movmemqi): Update condition and code.
1381         (unaligned_loaddi, unaligned_storedi): New patterns.
1382
1383 2013-05-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1384
1385         * config.gcc: Obsolete *-*-solaris2.9*.
1386         * doc/install.texi (Specific, *-*-solaris2*): Document it.
1387
1388 2013-05-16  Richard Biener  <rguenther@suse.de>
1389
1390         * passes.c (init_optimization_passes): Move pass_parallelize_loops
1391         earlier, after GRAPHITE transforms and IV canonicalization.
1392
1393 2013-05-16  Jakub Jelinek  <jakub@redhat.com>
1394
1395         * omp-low.c (extract_omp_for_data): For collapsed loops,
1396         if at least one of the loops is known at compile time to
1397         iterate zero times, set count to 0.
1398         (expand_omp_regimplify_p): New function.
1399         (expand_omp_for_generic): For collapsed loops, if at least
1400         one of the loops isn't known to iterate at least once,
1401         add runtime check with setting count to 0.
1402         (expand_omp_for_static_nochunk, expand_omp_for_static_chunk):
1403         For unsigned types if it isn't known at compile time that
1404         the loop will iterate at least once, add runtime check to bypass
1405         the whole loop if initial condition isn't true.
1406
1407 2013-05-16  Nathan Sidwell  <nathan@codesourcery.com>
1408
1409         * varasm.c (default_use_anchors_for_symbol_p): Use decl_replaceable_p.
1410
1411 2013-05-16  Marc Glisse  <marc.glisse@inria.fr>
1412
1413         PR middle-end/57286
1414         * fold-const.c (fold_ternary_loc) <VEC_COND_EXPR>: Disable some
1415         transformations to avoid an infinite loop.
1416
1417 2013-05-16  Marek Polacek  <polacek@redhat.com>
1418
1419         * tree-scalar-evolution.c (scev_const_prop): Add more dumps.
1420
1421 2013-05-15  Leif Ekblad  <leif@rdos.net>
1422
1423         * config/i386/i386.c (ix86_decompose_address): Use
1424         DEFAULT_TLS_SEG_REG to access TLS segment register.
1425         * config/i386/i386.h (DEFAULT_TLS_SEG_REG): New define.
1426         * config/i386/rdos.h (DEFAULT_TLS_SEG_REG): Ditto.
1427         (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Ditto.
1428
1429 2013-05-15  Richard Sandiford  <rdsandiford@googlemail.com>
1430
1431         PR target/57260
1432         * config/mips/mips.c (mips_function_ok_for_sibcall): Don't allow
1433         sibling calls to functions that would normally be lazily bound,
1434         unless $gp is call-clobbered.
1435
1436 2013-05-15  Uros Bizjak  <ubizjak@gmail.com>
1437
1438         * config/i386/i386.c (ix86_option_override_internal): Update
1439         processor_alias_table for missing PTA_PRFCHW and PTA_FXSR flags.  Add
1440         PTA_POPCNT to corei7 entry. Do not enable SSE prefetch on
1441         non-SSE 3dNow! targets.  Enable TARGET_PRFCHW for TARGET_3DNOW targets.
1442         * config/i386/i386.md (prefetch): Enable for TARGET_PRFCHW instead
1443         of TARGET_3DNOW.
1444         (*prefetch_3dnow): Enable for TARGET_PRFCHW only.
1445
1446 2013-05-15  Andreas Schwab  <schwab@suse.de>
1447
1448         * config/m68k/m68k.md (*rotlhi3_lowpart, *rotlqi3_lowpart): Name
1449         for rotlhi3+1 and rotlqi3+1, resp.  Fix reference to non-existing
1450         third operand.
1451
1452 2013-05-15  Teresa Johnson  <tejohnson@google.com>
1453
1454         * loop-unroll.c (report_unroll_peel): Check decision before
1455         emitting unroll/peel message.
1456
1457 2013-05-15  Teresa Johnson  <tejohnson@google.com>
1458
1459         * function.h (has_bb_partition): New rtl_data flag.
1460         (bb_reorder_complete): Ditto.
1461         * cfgcleanup.c (try_crossjump_to_edge): Check for has_bb_partition
1462         instead of flag_reorder_blocks_and_partition.
1463         * cfgrtl.c (verify_hot_cold_block_grouping): Moved from bb-reorder.c,
1464         with some enhancements.
1465         (rtl_verify_flow_info_1): Call verify_hot_cold_block_grouping.
1466         * bb-reorder.c (connect_traces): Check for has_bb_partition
1467         instead of flag_reorder_blocks_and_partition.
1468         (verify_hot_cold_block_grouping): Moved to cfgrtl.c.
1469         (reorder_basic_blocks): Set bb_reorder_complete flag, remove call to
1470         verify_hot_cold_block_grouping.
1471         (partition_hot_cold_basic_blocks): Set has_bb_partition.
1472
1473 2013-05-15  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
1474
1475         PR target/19599
1476         * config/arm/predicates.md (call_insn_operand): New predicate.
1477         * config/arm/constraints.md ("Cs", "Ss"):  New constraints.
1478         * config/arm/arm.md (*call_insn, *call_value_insn): Match only
1479         if insn is not a tail call.
1480         (*sibcall_insn, *sibcall_value_insn): Adjust for tailcalling through
1481         registers.
1482         * config/arm/arm.h (enum reg_class): New caller save register class.
1483         (REG_CLASS_NAMES): Likewise.
1484         (REG_CLASS_CONTENTS): Likewise.
1485         * config/arm/arm.c (arm_function_ok_for_sibcall): Allow tailcalling
1486         without decls.
1487
1488 2013-05-15  Richard Biener  <rguenther@suse.de>
1489
1490         * tree-vect-loop.c (vect_transform_loop): Use MSG_NOTE instead
1491         of MSG_OPTIMIZED_LOCATIONS.
1492         * tree-vect-slp.c (vect_make_slp_decision): Likewise.
1493         (vect_slp_transform_bb): Indicate location in MSG_OPTIMIZED_LOCATIONS
1494         message.
1495         * tree-vectorizer.c (vectorize_loops): Use MSG_NOTE instead
1496         of MSG_OPTIMIZED_LOCATIONS.
1497         (execute_vect_slp): Likewise.
1498         * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Likewise.
1499         (vect_create_cond_for_alias_checks): Likewise.
1500         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Likewise.
1501         (vect_recog_widen_mult_pattern): Likewise.
1502         (vect_recog_widen_sum_pattern): Likewise.
1503         (vect_recog_over_widening_pattern): Likewise.
1504         (vect_recog_widen_shift_pattern): Likewise.
1505         (vect_recog_vector_vector_shift_pattern): Likewise.
1506         (vect_recog_divmod_pattern): Likewise.
1507         (vect_recog_mixed_size_cond_pattern): Likewise.
1508         (vect_recog_bool_pattern): Likewise.
1509         (vect_pattern_recog_1): Likewise.
1510
1511 2013-05-15  Martin Jambor  <mjambor@suse.cz>
1512
1513         * ipa-prop.c (ipa_make_edge_direct_to_target): Redirect calls to
1514         non-functions to builtin_unreachable.
1515         * ipa-inline-transform.c (inline_call): Do not assert estimates were
1516         correct when new direct edges were discovered.
1517
1518 2013-05-15  Martin Jambor  <mjambor@suse.cz>
1519
1520         * ipa-prop.c (ipa_print_node_jump_functions): Print symbol order in
1521         header, print symbol order instead of node uid, print more information
1522         about indirect edge targets.
1523         (ipa_make_edge_direct_to_target): Print symbol order instead of node
1524         uids.
1525         (ipa_make_edge_direct_to_target): Likewise.
1526         (remove_described_reference): Likewise.
1527         (propagate_controlled_uses): Likewise.
1528         (ipa_print_node_params): Also print symbol order.
1529         (ipcp_transform_function): Print symbol order instead of node uids.
1530         * cgraph.c (cgraph_redirect_edge_call_stmt_to_callee): Likewise.
1531         (cgraph_get_create_real_symbol_node): Likewise.
1532         * ipa-cp.c (print_lattice): Likewise.
1533         (print_all_lattices): Likewise.
1534         (determine_versionability): Likewise.
1535         (initialize_node_lattices): Likewise.
1536         (estimate_local_effects): Likewise.
1537         (update_profiling_info): Likewise.
1538         (create_specialized_node): Likewise.
1539         (perhaps_add_new_callers): Likewise.
1540         (decide_about_value): Likewise.
1541         (decide_whether_version_node): Likewise.
1542         (identify_dead_nodes): Likewise.
1543         * ipa-inline-analysis.c (dump_inline_edge_summary): Likewise.
1544         (dump_inline_summary): Likewise.
1545         (estimate_node_size_and_time): Likewise.
1546         (inline_analyze_function): Likewise.
1547         * ipa-inline.c (report_inline_failed_reason): Likewise.
1548         (want_early_inline_function_p): Likewise.
1549         (edge_badness): Likewise.
1550         (update_edge_key): Likewise.
1551         (inline_small_functions): Likewise.  Add dumping of order to two other
1552         dumps.
1553         * ipa-pure-const.c (pure_const_read_summary): Print symbol order
1554         instead of node uids.
1555         (propagate_pure_const): Likewise.
1556         (propagate_pure_const): Likewise.
1557         * ipa-utils.c (dump_cgraph_node_set): Likewise.
1558         * lto-cgraph.c (input_node): Explicitly specify we dump uid.
1559         * lto-symtab.c (lto_cgraph_replace_node): Print symbol order instead
1560         of node uids.
1561         * tree-pretty-print.c (dump_function_header): Likewise.
1562         * tree-sra.c (convert_callers_for_node): Dump in traditional format.
1563         Print symbol order instead of node uids.
1564
1565 2013-05-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1566
1567         * config/s390/s390.c (s390_register_move_cost): Don't impose the
1568         FPR<->GPR move cost penalty if ldgr/lgdr can be used.
1569
1570 2013-05-15  Richard Biener  <rguenther@suse.de>
1571
1572         PR tree-optimization/57275
1573         * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Fix
1574         return value for fail to do runtime alias checks for gather loads.
1575
1576 2013-05-15  Jan Hubicka  <jh@suse.cz>
1577
1578         PR lto/57038
1579         PR lto/47375
1580         * lto-symtab.c (lto_symtab_symbol_p): Add external symbol;
1581         weakrefs are not external.
1582         (lto_symtab_merge_decls): Fix thinko when dealing with
1583         non-lto_symtab decls.
1584         (lto_symtab_merge_cgraph_nodes): Use lto_symtab_symbol_p.
1585         (lto_symtab_prevailing_decl): Get int sync with lto_symtab_symbol_p.
1586         * varpool.c (dump_varpool_node): Dump more flags.
1587
1588 2013-05-15  Ganesh Gopalasubramanian  <Ganesh.Gopalasubramanian@amd.com>
1589
1590         * config/i386/i386.c (processor_alias_table): Add instruction
1591         FSGSBASE for AMD bdver3 architecture.
1592
1593 2013-05-14  Jakub Jelinek  <jakub@redhat.com>
1594
1595         * tree.c (warn_deprecated_use): Print file:line using locus color.
1596         * diagnostic.c (diagnostic_report_current_module): Print file:line
1597         and file:line:column using locus color.
1598
1599 2013-05-14  Mike Stump  <mikestump@comcast.net>
1600
1601         * gdbinit.in: Add __null.
1602
1603 2013-05-14  Mike Stump  <mikestump@comcast.net>
1604
1605         * recog.h: Rename struct recog_data to Recog_data.
1606         * recog.c: Likewise.
1607         * reload.c (can_reload_into): Likewise.
1608         * config/picochip/picochip.c: Likewise.
1609
1610 2013-05-14  Mike Stump  <mikestump@comcast.net>
1611
1612         * web.c (union_match_dups): Also check DF_REF_REAL_LOC.
1613
1614 2013-05-14  Steven Bosscher  <steven@gcc.gnu.org>
1615
1616         * resource.h (struct resources): Remove unch_memory member.
1617         (CLEAR_RESOURCE): Don't clear unch_memory.
1618         * resource.c (mark_referenced_resources): Don't set it.
1619         (mark_set_resources): Likewise.
1620         (mark_target_live_regs): Don't clear it.
1621         (init_resource_info): Likewise.
1622         * reorg.c (resource_conflicts_p): Don't compare it.
1623         (redundant_insn): Don't set it.
1624
1625         * rtl.h (next_label, skip_consecutive_labels, link_cc0_insns):
1626         Remove prototypes.
1627         * emit-rtl.c (next_label): Remove unused function.
1628         (skip_consecutive_labels, link_cc0_insns): Move to ...
1629         * reorg.c (skip_consecutive_labels, link_cc0_insns): ... here, the
1630         only place where these functions are used, and make them static.
1631
1632 2013-05-14  Marc Glisse  <marc.glisse@inria.fr>
1633
1634         * fold-const.c (fold_negate_expr): Handle vectors.
1635         (fold_truth_not_expr): Make it static.
1636         (fold_invert_truthvalue): New static function.
1637         (invert_truthvalue_loc): Handle vectors. Do not call
1638         fold_truth_not_expr directly.
1639         (fold_unary_loc) <BIT_NOT_EXPR>: Handle comparisons.
1640         <TRUTH_NOT_EXPR>: Do not cast to boolean.
1641         (fold_comparison): Handle vector constants.
1642         (fold_binary_loc) <TRUTH_XOR_EXPR>: Remove redundant code.
1643         (fold_ternary_loc) <VEC_COND_EXPR>: Adapt more COND_EXPR optimizations.
1644         * tree.h (fold_truth_not_expr): Remove declaration.
1645
1646 2013-05-14  James Greenhalgh  <james.greenhalgh@arm.com>
1647
1648         * config/aarch64/aarch64-simd.md
1649         (aarch64_vcond_internal<mode>): Rename to...
1650         (aarch64_vcond_internal<mode><mode>): ...This, for integer modes.
1651         (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): ...This for
1652         float modes. Clarify all iterator modes.
1653         (vcond<mode><mode>): Use new name for vcond expanders.
1654         (vcond<v_cmp_result><mode>): Likewise.
1655         (vcondu<mode><mode>: Likewise.
1656         * config/aarch64/iterators.md (VDQF_COND): New.
1657
1658 2013-05-14  Marc Glisse  <marc.glisse@inria.fr>
1659
1660         PR bootstrap/57266
1661         * fold-const.c (fold_binary_loc) <shift>: Use an unsigned
1662         variable for the shift amount. Check that we shift by non-negative
1663         amounts.
1664
1665 2013-05-14  Chung-Lin Tang  <cltang@codesourcery.com>
1666
1667         PR target/42017
1668         * config/arm/arm.h (EPILOGUE_USES): Only return true
1669         for LR_REGNUM after epilogue_completed.
1670
1671 2013-05-14  Joern Rennecke <joern.rennecke@embecosm.com>
1672
1673         * config/avr/avr.c (avr_encode_section_info): Bail out if the type
1674         is error_mark_node.
1675
1676 2013-05-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1677
1678         PR target/57261
1679         * configure.ac (gcc_cv_ld_as_needed): Disable before Solaris 11
1680         and Solaris 11+/x86 with gld.
1681         * configure: Regenerate.
1682
1683 2013-05-14  Jakub Jelinek  <jakub@redhat.com>
1684
1685         * expmed.c (expand_shift_1): Canonicalize rotates by
1686         constant bitsize / 2 to bitsize - 1.
1687         * simplify-rt.x (simplify_binary_operation_1) <case ROTATE,
1688         case ROTATERT>: Likewise.
1689
1690         Revert:
1691         2013-05-10  Jakub Jelinek  <jakub@redhat.com>
1692
1693         * config/i386/i386.md (rotateinv): New code attr.
1694         (*<rotate_insn><mode>3_1, *<rotate_insn>si3_1_zext,
1695         *<rotate_insn>qi3_1_slp): Emit rorl %eax instead of
1696         roll $31, %eax, etc.
1697
1698 2013-05-14  Richard Biener  <rguenther@suse.de>
1699
1700         PR middle-end/57235
1701         * tree-eh.c (sink_clobbers): Give up for successors with
1702         multiple predecessors and no virtual uses.
1703
1704 2013-05-14  Eric Botcazou  <ebotcazou@adacore.com>
1705
1706         * config/sparc/sp64-elf.h (CPP_SUBTARGET_SPEC): Delete.
1707         * config/sparc/openbsd64.h (CPP_SUBTARGET_SPEC): Likewise.
1708
1709 2013-05-14  Jakub Jelinek  <jakub@redhat.com>
1710
1711         PR middle-end/57251
1712         * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Handle
1713         the case when both op0 and op1 have VOIDmode.
1714
1715 2013-05-14  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
1716
1717         * config/rl78/rl78.md(mulsi3_g13): Add additional 'nop' required
1718         in multiply-accumulate mode.
1719
1720 2013-05-13  Guozhi Wei  <carrot@google.com>
1721
1722         * dwarf2asm.c (dw2_output_indirect_constant_1): Mark new decl STATIC.
1723
1724 2013-05-13  Kai Tietz  <ktietz@redhat.com>
1725
1726         PR target/56975
1727         * config/i386/cygming.h (TARGET_PECOFF): Define as true.
1728         * config/i386/i386.h (TARGET_PECOFF): Define by default as false.
1729         (PIC_OFFSET_TABLE_REGNUM): Use TARGET_PECOFF.
1730         * config/i386/i386.c (ix86_option_override_internal): Likewise.
1731         (ix86_expand_prologue): Likewise.
1732         (ix86_expand_split_stack_prologue): Likewise.
1733         (legitimate_pic_address_disp_p): Likewise.
1734         (legitimize_pic_address): Likewise.
1735         (legitimize_tls_address): Likewise.
1736         (legitimize_pe_coff_symbol): Likewise.
1737         (output_pic_addr_const): Likewise.
1738         (construct_plt_address): Likewise.
1739         (ix86_expand_call): Likewise.
1740         (x86_output_mi_thunk): Likewise.
1741         (x86_function_profiler): Likewise.
1742
1743 2013-05-13  Sofiane Naci  <sofiane.naci@arm.com>
1744
1745         * config/aarch64/aarch64-simd.md (aarch64_simd_mov<mode>): Group
1746         similar switch cases.
1747         (aarch64_simd_mov): Rename to aarch64_split_simd_mov. Update.
1748         (aarch64_simd_mov_to_<mode>low): Delete.
1749         (aarch64_simd_mov_to_<mode>high): Delete.
1750         (move_lo_quad_<mode>): Add w<-r alternative.
1751         (aarch64_simd_move_hi_quad_<mode>): Likewise.
1752         (aarch64_simd_mov_from_*): Update type attribute.
1753         * config/aarch64/aarch64.c (aarch64_split_simd_move): Refacror switch
1754         statement.
1755
1756 2013-05-13  Jan Hubicka  <jh@suse.cz>
1757
1758         * mode-switching.c (optimize_mode_switching): Set correct RTL profile.
1759         * config/i386/i386.c (ix86_compute_frame_layout,
1760         ix86_expand_epilogue, emit_i387_cw_initialization,
1761         ix86_expand_vector_move_misalign, ix86_fp_comparison_strategy,
1762         ix86_local_alignment): Fix use of size/speed predicates.
1763
1764 2013-05-13  Jakub Jelinek  <jakub@redhat.com>
1765
1766         PR tree-optimization/45216
1767         PR tree-optimization/57157
1768         * tree-ssa-forwprop.c (simplify_rotate): Only recognize
1769         the (-Y) & (B - 1) variant if OP is |.
1770         * expmed.c (expand_shift_1): For rotations by const0_rtx just
1771         return shifted.  Use (-op1) & (prec - 1) as other_amount
1772         instead of prec - op1.
1773
1774 2013-05-13  Martin Jambor  <mjambor@suse.cz>
1775
1776         PR middle-end/42371
1777         * ipa-prop.h (IPA_UNDESCRIBED_USE): New macro.
1778         (ipa_constant_data): New type.
1779         (ipa_jump_func): Use ipa_constant_data to hold information about
1780         constant jump functions.
1781         (ipa_get_jf_constant): Adjust to jump function type changes.
1782         (ipa_get_jf_constant_rdesc): New function.
1783         (ipa_param_descriptor): New field controlled_uses.
1784         (ipa_get_controlled_uses): New function.
1785         (ipa_set_controlled_uses): Likewise.
1786         * ipa-ref.h (ipa_find_reference): Declare.
1787         * ipa-prop.c (ipa_cst_ref_desc): New type.
1788         (ipa_print_node_jump_functions_for_edge): Adjust for jump function type
1789         changes.
1790         (ipa_set_jf_constant): Likewise.  Also create reference descriptions.
1791         New parameter cs.  Adjust all callers.
1792         (ipa_analyze_params_uses): Detect uncontrolled and controlled uses.
1793         (remove_described_reference): New function.
1794         (jfunc_rdesc_usable): Likewise.
1795         (try_make_edge_direct_simple_call): Decrement controlled use count,
1796         attempt to remove reference if it hits zero.
1797         (combine_controlled_uses_counters): New function.
1798         (propagate_controlled_uses): Likewise.
1799         (ipa_propagate_indirect_call_infos): Call propagate_controlled_uses.
1800         (ipa_edge_duplication_hook): Duplicate reference descriptions.
1801         (ipa_print_node_params): Print described use counter.
1802         (ipa_write_jump_function): Adjust to jump function type changes.
1803         (ipa_read_jump_function): New parameter CS, pass it to
1804         ipa_set_jf_constant.  Adjust caller.
1805         (ipa_write_node_info): Stream controlled use count
1806         (ipa_read_node_info): Likewise.
1807         * cgraph.c (cgraph_mark_address_taken_node): Bail out instead of
1808         asserting.
1809         * ipa-cp.c (ipcp_discover_new_direct_edges): Decrement controlled use
1810         count.  Remove cloning-added reference if it reaches zero.
1811         * ipa-ref.c (ipa_find_reference): New function.
1812
1813 2013-05-13  Ganesh Gopalasubramanian  <Ganesh.Gopalasubramanian@amd.com>
1814
1815         * config/i386/i386.c (processor_target_table): Modified default
1816         alignment values for AMD BD and BT architectures.
1817
1818 2013-05-13  Marc Glisse  <marc.glisse@inria.fr>
1819
1820         * tree-vect-generic.c (uniform_vector_p): Move ...
1821         * tree.c (uniform_vector_p): ... here.
1822         * tree.h (uniform_vector_p): Declare it.
1823         * fold-const.c (fold_binary_loc) <shift>: Turn the second argument
1824         into a scalar.
1825
1826 2013-05-13  Jakub Jelinek  <jakub@redhat.com>
1827
1828         PR tree-optimization/57230
1829         * tree-ssa-strlen.c (handle_char_store): Record length for
1830         array store from STRING_CST.
1831
1832         PR tree-optimization/57230
1833         * tree-ssa-strlen.c (handle_char_store): Add missing integer_zerop
1834         check.
1835
1836 2013-05-12  Joern Rennecke  <joern.rennecke@embecosm.com>
1837
1838         * config/epiphany/epiphany.c (epiphany_init): Check size of
1839         NUM_MODES_FOR_MODE_SWITCHING.
1840         (epiphany_expand_prologue):
1841         Remove CONFIG_REGNUM initial value handling code.
1842         (epiphany_optimize_mode_switching): Handle EPIPHANY_MSW_ENTITY_CONFIG.
1843         (epiphany_mode_needed, epiphany_mode_entry_exit): Likewise.
1844         (emit_set_fp_mode, epiphany_mode_after): Likewise.
1845         (epiphany_mode_needed) <Handle EPIPHANY_MSW_ENTITY_AND>:
1846         Don't return 1 for FP_MODE_NONE.
1847         * config/epiphany/epiphany.h (NUM_MODES_FOR_MODE_SWITCHING):
1848         Add value for EPIPHANY_MSW_ENTITY_CONFIG.
1849         (EPIPHANY_MSW_ENTITY_CONFIG, EPIPHANY_MSW_ENTITY_NUM): Define.
1850         * config/epiphany/epiphany.md (save_config): New pattern.
1851
1852 2013-05-12  Uros Bizjak  <ubizjak@gmail.com>
1853
1854         * config/i386/i386.md (*zero_extendsidi2): Add *x->?r alternative.
1855
1856 2013-05-10  Uros Bizjak  <ubizjak@gmail.com>
1857
1858         * config/i386/i386.md (memory): Handle sseishft1.
1859         * config/i386/sse.md (*vec_extractv4si): Remove memory attribute.
1860         (*vec_extractv2di_1): Ditto.
1861
1862 2013-05-10  Vladimir Makarov  <vmakarov@redhat.com>
1863
1864         * lra-assigns.c (find_hard_regno_for): Add 1 to the cost of call
1865         saved registers.
1866
1867 2013-05-10  Sebastian Huber  <sebastian.huber@embedded-brains.de>
1868
1869         * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib.
1870         Add mthumb/march=armv7-a multilib.
1871         Add mthumb/march=armv7-r multilib.
1872         Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib.
1873
1874 2013-05-10  Ralf Corsépius  <ralf.corsepius@rtems.org>
1875
1876         * config/v850/t-rtems: Add more multilibs.
1877
1878 2013-05-10  Richard Biener  <rguenther@suse.de>
1879
1880         PR tree-optimization/57214
1881         * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling): Do
1882         not propagate from SSA names that occur in abnormal PHI nodes.
1883
1884 2013-05-10  Marc Glisse  <marc.glisse@inria.fr>
1885
1886         * stor-layout.c (element_precision): New function.
1887         * machmode.h (element_precision): Declare it.
1888         * tree.c (build_minus_one_cst): New function.
1889         (element_precision): Likewise.
1890         * tree.h (build_minus_one_cst): Declare new function.
1891         (element_precision): Likewise.
1892         * fold-const.c (operand_equal_p): Use element_precision.
1893         (fold_binary_loc): Handle vector types.
1894         * convert.c (convert_to_integer): Use element_precision.
1895         * gimple.c (iterative_hash_canonical_type): Handle complex and vectors
1896         separately.
1897
1898 2013-05-10  Richard Sandiford  <rdsandiford@googlemail.com>
1899
1900         * config/mips/mips-protos.h (m16_uimm3_b, m16_simm4_1, m16_nsimm4_1)
1901         (m16_simm5_1, m16_nsimm5_1, m16_uimm5_4, m16_nuimm5_4, m16_simm8_1)
1902         (m16_nsimm8_1, m16_uimm8_1, m16_nuimm8_1, m16_uimm8_m1_1, m16_uimm8_4)
1903         (m16_nuimm8_4, m16_simm8_8, m16_nsimm8_8): Delete.
1904         * config/mips/mips.c (m16_check_op, m16_uimm3_b, m16_simm4_1)
1905         (m16_nsimm4_1, m16_simm5_1, m16_nsimm5_1, m16_uimm5_4, m16_nuimm5_4)
1906         (m16_simm8_1, m16_nsimm8_1, m16_uimm8_1, m16_nuimm8_1, m16_uimm8_m1_1)
1907         (m16_uimm8_4, m16_nuimm8_4, m16_simm8_8, m16_nsimm8_8): Delete.
1908         * config/mips/constraints.md (Udb8, Usb5, Usb8, Usd8, Uub8, Uuw5)
1909         (Uuw8): New constraints.
1910         (Usb4): Move into alphabetical order.
1911         * config/mips/predicates.md (db8_operand, sb5_operand, sb8_operand)
1912         (sd8_operand, ub8_operand, uw8_operand): New predicates.
1913         * config/mips/mips.md (*xor<mode>3, *xor<mode>3_mips16): Name
1914         previously unnamed patterns.
1915         (*add<mode>3_mips16, *xor<mode>3_mips16, *<optab>si3_mips16)
1916         (*ashldi3_mips16, *ashrdi3_mips16, *lshrdi3_mips16)
1917         (*slt<u>_<GPR:mode><GPR2:mode>_mips16)
1918         (*sle<u>_<GPR:mode><GPR2:mode>_mips16): Use constraints instead
1919         of set_attr_alternative/if_then_else.  Use extended_mips16 instead
1920         of specific lengths.
1921
1922 2013-05-10  Jakub Jelinek  <jakub@redhat.com>
1923
1924         * config/i386/i386.md (rotateinv): New code attr.
1925         (*<rotate_insn><mode>3_1, *<rotate_insn>si3_1_zext,
1926         *<rotate_insn>qi3_1_slp): Emit rorl %eax instead of
1927         roll $31, %eax, etc.
1928
1929         PR tree-optimization/45216
1930         PR tree-optimization/57157
1931         * tree-ssa-forwprop.c (simplify_rotate): New function.
1932         (ssa_forward_propagate_and_combine): Call it.
1933
1934 2013-05-10  Richard Biener  <rguenther@suse.de>
1935
1936         * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Do not
1937         disable peeling when we version for aliasing.
1938         (vector_alignment_reachable_p): Honor explicit user alignment.
1939         (vect_supportable_dr_alignment): Likewise.
1940         * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Use
1941         STMT_VINFO_LOOP_PHI_EVOLUTION_PART instead of recomputing it.
1942         * tree-vect-loop.c (vect_transform_loop): First apply versioning,
1943         then peeling to arrange for the cost-model check to come first.
1944
1945 2013-05-10  Alan Modra  <amodra@gmail.com>
1946
1947         * configure.ac (HAVE_AS_TLS): Swap powerpc64 and powerpc cases.
1948         (HAVE_LD_LARGE_TOC): Don't mention AIX in help text.
1949         * configure: Regenerate.
1950
1951 2013-05-10  Alan Modra  <amodra@gmail.com>
1952
1953         PR target/55033
1954         * varasm.c (default_elf_select_section): Move !DECL_P check..
1955         (get_named_section): ..to here before calling get_section_name.
1956         Adjust assertion.
1957         (default_section_type_flags): Add DECL_P check.
1958         * config/i386/winnt.c (i386_pe_section_type_flags): Likewise.
1959         * config/rs6000/rs6000.c (rs6000_xcoff_section_type_flags): Likewise.
1960
1961 2013-05-09  Joern Rennecke  <joern.rennecke@embecosm.com>
1962
1963         * config/epiphany/epiphany.c (epiphany_expand_prologue):
1964         When using gen_stack_adjust_str with a register offset, add a
1965         REG_FRAME_RELATED_EXPR note.
1966
1967 2013-05-09  Uros Bizjak  <ubizjak@gmail.com>
1968
1969         * config/i386/sse.md (*vec_extractv4si_0_zext): New pattern.
1970         (*vec_extractv4si_zext_mem): Ditto.
1971         (*vec_extractv2di): Add 0->x and x->x alternatives.
1972         * config/i386/mmx.md (*vec_extractv2si_zext_mem): New pattern.
1973         * config/i386/i386.md (*zero_extendsidi2): Add *Yj->?r alternative.
1974
1975 2013-05-09  Jason Merrill  <jason@redhat.com>
1976
1977         N3639 C++1y VLA support
1978         * gimplify.c (gimplify_vla_decl): Don't touch an existing
1979         DECL_VALUE_EXPR.
1980
1981         * tree.c (build_constructor_va): New.
1982         * tree.h: Declare it.
1983
1984 2013-05-09  Martin Jambor  <mjambor@suse.cz>
1985
1986         PR lto/57084
1987         * gimple-fold.c (canonicalize_constructor_val): Call
1988         cgraph_get_create_real_symbol_node instead of cgraph_get_create_node.
1989
1990 2013-05-09  Jan Hubicka  <jh@suse.cz>
1991             Richard Biener  <rguenther@suse.de>
1992
1993         PR lto/54095
1994         * symtab.c (symtab_make_decl_local): Do not add private names.
1995
1996 2013-05-09  Jan Hubicka  <jh@suse.cz>
1997
1998         PR lto/54095
1999         * symtab.c (insert_to_assembler_name_hash): Handle clones.
2000         (unlink_from_assembler_name_hash): Likewise.
2001         (symtab_prevail_in_asm_name_hash, symtab_register_node,
2002         symtab_unregister_node, symtab_initialize_asm_name_hash,
2003         change_decl_assembler_name): Update.
2004
2005 2013-05-09  Sofiane Naci  <sofiane.naci@arm.com>
2006
2007         * config/aarch64/aarch64.md: New movtf split.
2008         (*movtf_aarch64): Update.
2009         (aarch64_movdi_tilow): Handle TF modes and rename to
2010         aarch64_movdi_<mode>low.
2011         (aarch64_movdi_tihigh): Handle TF modes and rename to
2012         aarch64_movdi_<mode>high
2013         (aarch64_movtihigh_di): Handle TF modes and rename to
2014         aarch64_mov<mode>high_di
2015         (aarch64_movtilow_di): Handle TF modes and rename to
2016         aarch64_mov<mode>low_di
2017         (aarch64_movtilow_tilow): Remove spurious whitespace.
2018         * config/aarch64/aarch64.c (aarch64_split_128bit_move): Handle TFmode
2019         splits.
2020         (aarch64_print_operand): Update.
2021
2022 2013-05-09  Alan Modra  <amodra@gmail.com>
2023
2024         * configure.ac (HAVE_AS_TLS): Enable tests for powerpcle and
2025         powerpc64le.
2026         * configure: Regenerate.
2027
2028 2013-05-08  Uros Bizjak  <ubizjak@gmail.com>
2029
2030         * config/i386/mmx.md (*vec_extract* splitters): Simplify post-reload
2031         splitter preparation statements.
2032         * config/i386/sse.md (*vec_extract* splitters): Ditto.
2033         (*avx_vperm_broadcast_<mode>): Use adjust_address instead of
2034         adjust_address_nv.
2035
2036 2013-05-08  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2037
2038         * gimple-ssa-strength-reduction.c (count_candidates): Change
2039         return value to int.
2040         (analyze_candidates_and_replace): Change type of length to int.
2041
2042 2013-05-08  Uros Bizjak  <ubizjak@gmail.com>
2043
2044         * config/i386/sse.md (PEXTR_MODE, PEXTR_MODEx): Remove.
2045         (*vec_extract<mode>): Use VI12_128 mode iterator.
2046         (*vec_extract<mode>_mem): Ditto.
2047         (*vec_extract*_mem splitters): Merge splitters using VI_128 mode
2048         attribute.
2049
2050 2013-05-08  Diego Novillo  <dnovillo@google.com>
2051
2052         PR bootstrap/54659
2053
2054         Revert:
2055         2012-08-17  Diego Novillo  <dnovillo@google.com>
2056
2057         PR bootstrap/54281
2058         * configure.ac: Add libintl.h to AC_CHECK_HEADERS list.
2059         * config.in: Regenerate.
2060         * configure: Regenerate.
2061         * intl.h: Always include libintl.h if HAVE_LIBINTL_H is set.
2062
2063 2013-05-08  Jan Hubicka  <jh@suse.cz>
2064
2065         PR lto/54095
2066         * cgraph.c (cgraph_make_node_local_1): Se unique_name.
2067         * cgraph.h (symtab_node_base): Add unique_name.
2068         * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
2069         input_overwrite_node, input_varpool_node): Stream unique_name.
2070         * cgraphclones.c (cgraph_create_virtual_clone,
2071         cgraph_function_versioning): Set unique_name.
2072         * ipa.c (function_and_variable_visibility): Set unique_name.
2073
2074 2013-05-08  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2075
2076         * gimple-ssa-strength-reduction.c (find_phi_def): Revert former "fix."
2077         (alloc_cand_and_find_basis): Restrict conditional candidate
2078         processing to CAND_MULTs.
2079
2080 2013-05-08  Jan Hubicka  <jh@suse.cz>
2081
2082         PR lto/54095
2083         lto-symtab.c (lto_symtab_symbol_p): New function.
2084         (lto_symtab_resolve_can_prevail_p, lto_symtab_resolve_symbols,
2085         lto_symtab_resolve_symbols, lto_symtab_merge_decls_2,
2086         lto_symtab_merge_decls_1, lto_symtab_merge_cgraph_nodes_1):
2087         Skip static symbols.
2088
2089 2013-05-08  Paolo Carlini  <paolo.carlini@oracle.com>
2090
2091         PR tree-optimization/57200
2092         * tree-ssa-loop-niter.c (do_warn_aggressive_loop_optimizations):
2093         Only call inform if the preceding warning_at returns true.
2094
2095 2013-05-07  Han Shen  <shenhan@google.com>
2096
2097         * cfgexpand.c (record_or_union_type_has_array_p): New function.
2098         (expand_used_vars): Add logic handling '-fstack-protector-strong'.
2099         * common.opt (fstack-protector-strong): New option.
2100         * doc/cpp.texi (__SSP_STRONG__): New builtin "__SSP_STRONG__".
2101         * doc/invoke.texi (Optimization Options): Document
2102         "-fstack-protector-strong".
2103         * gcc.c (LINK_SSP_SPEC): Add 'fstack-protector-strong'.
2104
2105 2013-05-06  Steven Bosscher  <steven@gcc.gnu.org>
2106
2107         * config/mips/mips.c (mips_machine_reorg2): Return 0.
2108
2109 2013-05-07  Vladimir Makarov  <vmakarov@redhat.com>
2110
2111         * ira.c (update_equiv_regs): Add insn having equiv memory even if
2112         it is not lhs of the insn.
2113         (setup_reg_equiv): Remove insn having equiv memory which it is not
2114         lhs of the insn.
2115         * lra-constraints.c (process_address): Try to improve generation
2116         code for address base + disp.
2117         (lra_constraints): Make correct the code for checking insn setting
2118         up backward equivalence.  Remove insn only if it is in the init
2119         insn list.
2120         * lra-eliminations.c (update_reg_eliminate): Change return value.
2121         (lra_eliminate): Use the result.
2122
2123 2013-05-07  Uros Bizjak  <ubizjak@gmail.com>
2124
2125         * config/i386/sse.md (ssescalarnummask): New mode attribute.
2126         (PEXTR_MODE, PEXTR_MODEx): New mode iterators.
2127         (*vec_extract<mode>): Merge from *sse4_1_pextrb_memory and
2128         *sse4_1_pextrw_memory using PEXTR_MODE mode iterator. Handle
2129         register target operands.
2130         (*vec_extractv8hi_sse2): New pattern.
2131         (*vec_extractv16qi_zext): Rename from *sse4_1_pextrb_<mode>.
2132         (*vec_extractv8hi_zext): Rename from *sse2_pextrw_<mode>.
2133         (*vec_extract<mode>_mem): New insn and split pattern.
2134
2135 2013-05-07  Christophe Lyon  <christophe.lyon@linaro.org>
2136
2137         * config/arm/arm.c (arm_asan_shadow_offset): New function.
2138         (TARGET_ASAN_SHADOW_OFFSET): Define.
2139         * config/arm/linux-eabi.h (ASAN_CC1_SPEC): Define.
2140         (LINUX_OR_ANDROID_CC): Add ASAN_CC1_SPEC.
2141
2142 2013-05-07  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2143
2144         * gimple-ssa-strength-reduction.c (MAX_INCR_VEC_LEN): New constant.
2145         (incr_vec_index): Return -1 if increment not found.
2146         (create_add_on_incoming_edge): Assert if increment not found.
2147         (record_increment): Limit number of increments recorded.
2148         (all_phi_incrs_profitable): Return false if an increment not found.
2149         (replace_profitable_candidates): Don't process increments that were
2150         not recorded.
2151         (analyze_candidates_and_replace): Limit size of incr_vec.
2152
2153 2013-05-07  Richard Biener  <rguenther@suse.de>
2154
2155         * calls.c (special_function_p): setjmp-like functions are leaf.
2156         * builtins.def (BUILT_IN_SETJMP): setjmp is leaf.
2157         * tree-inline.c (update_ssa_across_abnormal_edges): Remove assert.
2158
2159 2013-05-07  Sofiane Naci  <sofiane.naci@arm.com>
2160
2161         * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>): call splitter.
2162         (aarch64_simd_mov<mode>): New expander.
2163         (aarch64_simd_mov_to_<mode>low): New instruction pattern.
2164         (aarch64_simd_mov_to_<mode>high): Likewise.
2165         (aarch64_simd_mov_from_<mode>low): Likewise.
2166         (aarch64_simd_mov_from_<mode>high): Likewise.
2167         (aarch64_dup_lane<mode>): Update.
2168         (aarch64_dup_lanedi): New instruction pattern.
2169         * config/aarch64/aarch64-protos.h (aarch64_split_simd_move): New prototype.
2170         * config/aarch64/aarch64.c (aarch64_split_simd_move): New function.
2171
2172 2013-05-07  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2173
2174         * gimple-ssa-strength-reduction.c (lazy_create_slsr_reg): Remove.
2175         (replace_mult_candidate): Remove unnecessary argument; remove
2176         unnecessary parameter from call to introduce_cast_before_cand.
2177         (replace_unconditional_candidate): Remove unnecessary parameter
2178         from call to replace_mult_candidate.
2179         (replace_conditional_candidate): Likewise.
2180         (insert_initializers): Use make_temp_ssa_name.
2181         (introduce_cast_before_cand): Remove unnecessary argument; use
2182         make_temp_ssa_name.
2183         (replace_one_candidate): Remove unnecessary argument; remove
2184         unnecessary parameter from calls to introduce_cast_before_cand.
2185         (replace_profitable_candidates): Remove unnecessary parameters
2186         from calls to replace_one_candidate.
2187
2188 2013-05-07  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2189
2190         * gimple-ssa-strength-reduction.c (find_phi_def): Don't record a
2191         phi def as possibly hiding a basis for a CAND_ADD whose operands
2192         have been commuted in the analysis.
2193         (alloc_cand_and_find_basis): Add parms to call to find_phi_def.
2194
2195 2013-05-07  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
2196
2197         * config/aarch64/aarch64.md
2198         (cmp_swp_<optab><ALLX:mode>_shft_<GPI:mode>): Restrict the
2199         shift value between 0-4.
2200
2201 2013-05-07  Richard Biener  <rguenther@suse.de>
2202
2203         * double-int.h (rshift): New overload.
2204         * double-int.c (rshift): New function.
2205         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Optimize.
2206         (create_reference_ops_from_ref): Remove.
2207         (vn_reference_insert): Use shared ops for constructing the
2208         reference and copy it.
2209
2210 2013-05-07  Richard Biener  <rguenther@suse.de>
2211
2212         PR middle-end/57190
2213         * tree-eh.c (sink_clobbers): Properly propagate
2214         SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
2215
2216 2013-05-07  Jakub Jelinek  <jakub@redhat.com>
2217
2218         PR tree-optimization/57149
2219         * tree-ssa-uninit.c (uninit_undefined_value_p): New inline.
2220         (can_skip_redundant_opnd, compute_uninit_opnds_pos,
2221         collect_phi_def_edges, execute_late_warn_uninitialized): Use
2222         uninit_undefined_value_p instead of ssa_undefined_value_p.
2223
2224         PR debug/57184
2225         * expr.c (expand_expr_addr_expr_1): Handle COMPOUND_LITERAL_EXPR
2226         for modifier == EXPAND_INITIALIZER.
2227
2228 2013-05-07  Anton Blanchard  <anton@samba.org>
2229
2230         * configure.ac (HAVE_LD_LARGE_TOC): Use correct linker emulation
2231         for powerpc64 little endian.
2232         * configure: Regenerate.
2233
2234 2013-05-06  Graham Stott  <grahams@btinternet.com>
2235
2236         * expmed.c (init_expmed_rtl): Remove unused fields reg_fld, plus_fld,
2237         mult_fld, sdiv_fld1, udiv_fld1, sdiv_32_fld1, smod_32_fld1,
2238         wide_mult_fld1, wide_lshr_fld1, shift_fld1, shift_mult_fld1,
2239         shift_add_fld1, shift_sub0_fld1, shift_sub1_fld1.
2240
2241 2013-05-06  Graham Stott  <grahams@btinternet.com>
2242
2243         * gensupport.c (add_predicate_code): Also exclude SCRATCH from rtx
2244         codes which allow non-lvalues.
2245
2246 2013-05-06  Marc Glisse  <marc.glisse@inria.fr>
2247
2248         * tree.c (integer_all_onesp) <COMPLEX_CST>: Test that both
2249         components are all 1s.
2250         (integer_minus_onep): New function.
2251         * tree.h (integer_minus_onep): Declare it.
2252         * fold-const.c (fold_binary_loc) <MULT_EXPR>: Test
2253         integer_minus_onep instead of integer_all_onesp.
2254
2255 2013-05-06  Oleg Endo  <olegendo@gcc.gnu.org>
2256
2257         PR target/52933
2258         * config/sh/sh.md (*cmp_div0s_0, *cmp_div0s_1, *movsicc_div0s): Add
2259         variations of these patterns.
2260
2261 2013-05-06  Uros Bizjak  <ubizjak@gmail.com>
2262
2263         * config/i386/i386.md (isa): Add x64_sse4 member.
2264         (enabled): Handle x64_sse4.
2265         (*movdi_internal): Add *x->?r alternative to emit pextrq $0,%xmm,%reg
2266         instruction for 64bit SSE4_1 targets.  Update insn attributes.
2267         (*movsi_internal): Add *x->?r alternative to emit pextrd $0,%xmm,%reg
2268         instruction for SSE4_1 targets.  Update insn attributes.
2269         * config/i386/sse.md (*vec_extract<ssevecmodelower>_0): Merge
2270         with *sse4_1_pextrd and *sse4_1_pextrq having const_0 selector.
2271         (*vec_extractv2di_1): Merge with *sse4_1_pextrq having
2272         const_1 selector.
2273         (*vec_extractv4si): Rename from *sse4_1_pextrd.
2274         (*vec_extractv4si_zext): Rename from *sse4_1_pextrd_zext.
2275         (*vec_extract<ssevecmodelower>_0 splitters): Merge splitters together.
2276
2277 2013-05-06  Oleg Endo  <olegendo@gcc.gnu.org>
2278
2279         PR target/57108
2280         * config/sh/sh.md (tstsi_t_zero_extract_eq): Use QIHISIDI mode iterator.
2281
2282 2013-05-06  Maxim Kuznetsov  <maks.kuznetsov@gmail.com>
2283
2284         * final.c (do_assembler_dialects): Don't handle curly braces and
2285         vertical bar escaped by % as dialect delimiters.
2286         (output_asm_insn): Print curly braces and vertical bar if escaped
2287         by % and ASSEMBLER_DIALECT defined.
2288         * doc/tm.texi.in (ASSEMBLER_DIALECT): Document new standard escapes.
2289         * doc/tm.texi: Regenerated.
2290
2291 2013-05-06  Steven Bosscher  <steven@gcc.gnu.org>
2292
2293         * config/mips/mips.c: Include tree-pass.h.
2294         (mips_reorg): Split in pre- and post-dbr_schedule parts.
2295         (mips_machine_reorg2): Move mips_reorg post-dbr_schedule parts here.
2296         (pass_mips_machine_reorg2): New machine specific pass.
2297         (insert_pass_mips_machine_reorg2): New pass plugin definition.
2298         (mips_option_override): Register the new pass.
2299         * rtl.h (cleanup_barriers): Remove prototype.
2300         (dbr_schedule): Likewise.
2301         * jump.c (cleanup_barriers): Make static.
2302         * reorg.c (dbr_schedule): Likewise.
2303
2304 2013-05-06  Richard Biener  <rguenther@suse.de>
2305
2306         PR tree-optimization/57185
2307         * tree-parloops.c (add_field_for_reduction): Handle anonymous
2308         SSA names properly.
2309
2310 2013-05-06  Uros Bizjak  <ubizjak@gmail.com>
2311
2312         PR target/57106
2313         * config/i386/i386.c (add_parameter_dependencies): Add dependence
2314         between "first_arg" and "insn", not "last" and "insn".
2315
2316 2013-05-06  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2317
2318         * gimple-ssa-strength-reduction.c (slsr_process_phi): Re-enable.
2319         (find_candidates_in_block): Re-enable slsr_process_phi.
2320         (create_phi_basis): Fix double counting of candidate adjustment.
2321
2322 2013-05-06  Richard Biener  <rguenther@suse.de>
2323
2324         PR middle-end/57147
2325         * tree-cfg.c (gimple_purge_dead_abnormal_call_edges): If
2326         the edge is also fallthru, preserve it and just clear the
2327         abnormal flag.
2328         * tree-cfgcleanup.c (remove_fallthru_edge): If the edge is
2329         also complex, preserve that and just clear the fallthru flag.
2330         * tree-inline.c (update_ssa_across_abnormal_edges): Also
2331         update virtual operands.
2332
2333 2013-05-06  Alan Modra  <amodra@gmail.com>
2334
2335         * config/rs6000/linux.h (DEFAULT_ASM_ENDIAN): Define.
2336         (LINK_OS_LINUX_EMUL): Use ENDIAN_SELECT.
2337         * config/rs6000/linux64.h (DEFAULT_ASM_ENDIAN): Define.
2338         * config/rs6000/sysv4le.h (DEFAULT_ASM_ENDIAN): Define.
2339         (LINK_TARGET_SPEC): Use ENDIAN_SELECT.
2340         * config/rs6000/sysv4.h (DEFAULT_ASM_ENDIAN): Define as -mbig.
2341
2342 2013-05-06  Alan Modra  <amodra@gmail.com>
2343
2344         * config/rs6000/sysv4.h (ENDIAN_SELECT): Define, extracted from
2345         (ASM_SPEC): ..here.  Emit DEFAULT_ASM_ENDIAN too.
2346         (DEFAULT_ASM_ENDIAN): Define.
2347         (CC1_SPEC, LINK_TARGET_SPEC): Use ENDIAN_SELECT.
2348         * config/rs6000/linux64.h (ASM_SPEC32): Remove endian options.
2349         Update -K PIC clause from sysv4.h.
2350         (ASM_SPEC_COMMON): Use ENDIAN_SELECT.
2351         (LINK_OS_LINUX_EMUL32, LINK_OS_LINUX_EMUL64): Likewise.
2352
2353 2013-05-06  Alan Modra  <amodra@gmail.com>
2354
2355         * config/rs6000/rs6000.md (bswapdi 2nd splitter): Don't swap words
2356         twice for little-endian.
2357         (ashrdi3_no_power, ashrdi3): Support little-endian.
2358
2359 2013-05-06  Oleg Endo  <olegendo@gcc.gnu.org>
2360
2361         PR target/55303
2362         * config/sh/sh.c (sh_rtx_costs): Handle SMIN and SMAX cases.
2363         * config/sh/sh.md (*clips, uminsi3, *clipu, clipu_one): New insns and
2364         related expanders.
2365         * config/sh/iterators.md (SMIN_SMAX): New code iterator.
2366         * config/sh/predicates.md (arith_reg_or_0_or_1_operand,
2367         clips_min_const_int, clips_max_const_int, clipu_max_const_int):
2368         New predicates.
2369
2370 2013-05-05  Steven Bosscher  <steven@gcc.gnu.org>
2371             John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2372
2373         * config.gcc (hppa*-*-*): Remove MASK_BIG_SWITCH from CPU default.
2374         * config/pa/pa.opt: Make mbig-switch a no-op.
2375         * config/pa/pa.h (TARGET_DEFAULT): Remove MASK_BIG_SWITCH.
2376         (CASE_VECTOR_MODE): Always return SImode.
2377         (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Remove code
2378         for the !TARGET_BIG_SWITCH case.
2379         * config/pa/pa-linux.h: Likewise.
2380         * config/pa/pa-openbsd.h: Likewise.
2381         * config/pa/pa-hpux.h: Define TARGET_DEFAULT to 0.
2382         * config/pa/pa.md (short_jump): Remove define_insn.
2383         (casesi): Remove code for the !TARGET_BIG_SWITCH case.
2384         (casesi0): Remove define_insn.
2385         (type): Remove btable_branch.
2386         (pa_combine_type): Likewise.
2387         (in_nullified_branch_delay): Likewise.
2388         (in_call_delay): Likewise.
2389         (define_delay): Likewise.
2390         (define_insn_reservation "Z3"): Likewise.
2391         (define_insn_reservation "Z4"): Likewise.
2392         * config/pa/pa.c  (pa_reorg): Remove code for !TARGET_BIG_SWITCH.
2393         (pa_adjust_insn_length): Remove adjustment for btable branches.
2394         * doc/invoke.texi (HPPA Options): Delete documentation for mbig-switch
2395         and mno-big-switch
2396
2397 2013-05-05  Uros Bizjak  <ubizjak@gmail.com>
2398
2399         * config/i386/sse.md (*vec_extract<ssevecmodelower>_0): Merge
2400         from sse2_stored and *sse2_storeq_rex64 using SWI48 mode iterator.
2401         Add m->r,x alternatives.
2402         (*vec_extract<ssevecmodelower>_0 splitters): Merge V2DI and V4SI
2403         splitters using SWI48x mode iterator.
2404         (*vec_extract_v2di_0_sse): Rename from *sse2_storeq.  Disable for
2405         TARGET_64BIT.  Add m->x alternative.
2406         (*vec_extractv4si_mem): Rename from *vec_ext_v4si_mem.
2407         Add o->x alternative.  Enable for TARGET_SSE.
2408         (sse_storeq): Remove expander.
2409         (*vec_extractv2di_1): Enable for TARGET_SSE. Split alternatives
2410         with memory input operand.
2411         (*vec_extractv2di_1 splitter): New.
2412         (*vec_extractv4sf_mem): Rename from *vec_extract_v4sf_mem.
2413         * config/i386/i386.md (ssevecmodelower): New mode attribute.
2414
2415 2013-05-04  Segher Boessenkool  <segher@kernel.crashing.org>
2416
2417         * config/rs6000/rs6000.c (INT_P): Reformat.  Delete obsolete comment.
2418         (INT_LOWPART): Delete.
2419         (extract_MB): Adjust.
2420         (extract_ME): Adjust.
2421         (print_operand): Adjust.
2422
2423 2013-05-04  Segher Boessenkool  <segher@kernel.crashing.org>
2424
2425         * config/rs6000/predicates.md (reg_or_add_cint_operand,
2426         reg_or_sub_cint_operand): Delete "HOST_BITS_PER_WIDE_INT == 32" case.
2427         (reg_or_logical_cint_operand, easy_fp_constant,
2428         logical_const_operand): Delete "CONST_DOUBLE" case.
2429         * config/rs6000/rs6000.c (num_insns_constant_wide): Delete
2430         "HOST_BITS_PER_WIDE_INT == 64" test.
2431         (num_insns_constant): Ditto.  Delete CONST_DOUBLE DImode/VOIDmode case.
2432         (build_mask64_2_operands): Delete "HOST_BITS_PER_WIDE_INT >= 64" test.
2433         (rs6000_emit_set_const): Delete CONST_DOUBLE case.
2434         (rs6000_emit_set_long_const): Delete "HOST_BITS_PER_WIDE_INT >= 64"
2435         test.
2436         (includes_rldic_lshift_p, includes_rldicr_lshift_p): Delete
2437         CONST_DOUBLE DImode/VOIDmode case.
2438         (INT_P, INT_LOWPART): Delete CONST_DOUBLE case.
2439         (print_operand): Delete "HOST_BITS_PER_WIDE_INT == 32" case.  Delete
2440         CONST_DOUBLE VOIDmode case.
2441         (output_toc): Delete "HOST_BITS_PER_WIDE_INT == 32" case.
2442         (rs6000_rtx_costs): Delete CONST_DOUBLE DImode/VOIDmode case.
2443         * config/rs6000/rs6000.md (iordi3, xordi3, splitter for these):
2444         Delete CONST_DOUBLE case.
2445         (splitters for mov FMOVE64 const_double): Delete
2446         "HOST_BITS_PER_WIDE_INT == 32" case.  Delete
2447         "HOST_BITS_PER_WIDE_INT >= 64" test.
2448         (splitter for mov DI const_int): Delete "HOST_BITS_PER_WIDE_INT == 32"
2449         case.
2450         (mov DI const_double): Delete.
2451
2452 2013-05-04  Jakub Jelinek  <jakub@redhat.com>
2453
2454         * combine.c (combine_simplify_rtx) <case SUBREG>: If nonzero_bits
2455         on op shows all bits zero in mode of a lowpart subreg, return zero.
2456
2457 2013-05-03  Michael Meissner  <meissner@linux.vnet.ibm.com>
2458
2459         PR target/57150
2460         * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
2461         to save TFmode registers and DImode to save TImode registers for
2462         caller save operations.
2463         (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
2464         mark being partially clobbered since they only use the first
2465         double word.
2466
2467         * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
2468         and TDmode only use the upper 64-bits of each VSX register.
2469
2470 2013-05-03  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2471
2472         * gimple-ssa-strength-reduction.c (slsr_process_phi): Disable.
2473         (find_candidates_in_block): Disable slsr_process_phi.
2474
2475 2013-05-03  Guozhi Wei  <carrot@google.com>
2476
2477         * coverage.c (coverage_obj_init): Move the construction of gcov
2478         constructor to ...
2479         (build_init_ctor): ... here.
2480
2481 2013-05-03  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2482
2483         * gimple-ssa-strength-reduction.c (cand_kind): Add CAND_PHI.
2484         (slsr_cand_d): Redefine def_phi.
2485         (stride_status, phi_adjust_status, count_phis_status): New enums.
2486         (find_phi_def): New.
2487         (find_basis_for_base_expr): New.
2488         (find_basis_for_candidate): Handle hidden bases.
2489         (alloc_cand_and_find_basis): Handle phi candidates.
2490         (slsr_process_phi): New.
2491         (create_mul_ssa_cand): Exclude phi base candidates; use integer_onep.
2492         (create_mul_imm_cand): Likewise.
2493         (create_add_ssa_cand): Exclude phi base candidates.
2494         (create_add_imm_cand): Likewise.
2495         (slsr_process_cast): Likewise.
2496         (slsr_process_copy): Likewise.
2497         (find_candidates_in_block): Handle phi candidates.
2498         (dump_candidate): Likewise.
2499         (unconditional_cands): Delete.
2500         (unconditional_cands_with_known_stride_p): Delete.
2501         (phi_dependent_cand_p): New.
2502         (cand_increment): Handle phi-dependent candidates.
2503         (replace_dependent): Delete.
2504         (replace_mult_candidate): New.
2505         (replace_unconditional_candidate): New.
2506         (incr_vec_index): Move to avoid forward reference.
2507         (create_add_on_incoming_edge): New.
2508         (create_phi_basis): New.
2509         (replace_dependents): Delete.
2510         (replace_conditional_candidate): New.
2511         (phi_add_costs): New.
2512         (replace_uncond_cands_and_profitable_phis): New.
2513         (record_increment): Handle phi adjustments.
2514         (record_phi_increments): New.
2515         (record_increments): Handle phi adjustments.
2516         (phi_incr_cost): New.
2517         (lowest_cost_path): Handle phis.
2518         (total_savings): Likewise.
2519         (analyze_increments): Likewise.
2520         (ncd_with_phi): New.
2521         (ncd_of_cand_and_phis): New.
2522         (nearest_common_dominator_for_cands): Handle phi increments.
2523         (all_phi_incrs_profitable): New.
2524         (replace_profitable_candidates): Handle phi-dependent candidates.
2525         (analyze_candidates_and_replace): Likewise.
2526
2527 2013-05-03  Teresa Johnson  <tejohnson@google.com>
2528
2529         PR bootstrap/57154
2530         * sched-rgn.c (compute_dom_prob_ps): Ensure accumulated probabilities
2531         do not exceed REG_BR_PROB_BASE.
2532
2533 2013-05-03  Jeff Law  <law@redhat.com>
2534
2535         PR tree-optimization/57144
2536         * tree-vrp.c (simplify_cond_using_ranges): Verify the constant
2537         operand of the condition will bit into the new type when eliminating
2538         a cast feeding a condition.
2539
2540 2013-05-03  Jakub Jelinek  <jakub@redhat.com>
2541
2542         PR rtl-optimization/57130
2543         * combine.c (make_compound_operation) <case SUBREG>: Pass SET instead
2544         of COMPARE as in_code to the recursive call if needed.
2545
2546 2013-05-03  Uros Bizjak  <ubizjak@gmail.com>
2547
2548         * config/i386/i386.md (isa): Add x64_sse4_noavx and x64_avx members.
2549         (enabled): Handle new members.
2550         * config/i386/sse.md (*vec_concatv2si): Merge from
2551         *vec_concatv2si_sse2 and vec_concatv2si_sse.
2552         (vec_concatv2di): Merge with *vec_concatv2di_rex64.
2553
2554 2013-05-03  Joern Rennecke <joern.rennecke@embecosm.com>
2555
2556         PR tree-optimization/57027
2557         * tree-ssa-math-opts.c (convert_mult_to_fma): When checking
2558         for fnms opportunity, check we got the prerequisite kind
2559         of tree / gimple before using accessor functions.
2560
2561 2013-05-03  Richard Biener  <rguenther@suse.de>
2562
2563         * double-int.h (lshift): New overload without precision
2564         and arith argument.
2565         (operator *=, operator +=, operator -=): Move ...
2566         * double-int.c (operator *=, operator +=, operator -=): ... here
2567         and implement more efficiently.
2568         (mul_double_with_sign): Remove.
2569         (lshift_double): Adjust to take unsinged shift argument, push
2570         dispatching code to callers.
2571         (mul_double_wide_with_sign): Add early out for callers that
2572         are not interested in high parts or overflow.
2573         (lshift): New function.
2574         (lshift, rshift, alshift, arshift, llshift, lrshift): Add
2575         dispatch code here.
2576         (lrotate, rrotate): Use logical shifts.
2577         * expr.c (get_inner_reference): Use lshift.
2578         * fixed-value.c (do_fixed_divide): Likewise.
2579         * tree-dfa.c (get_ref_base_and_extent): Likewise.
2580         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
2581         (indirect_refs_may_alias_p): Likewise.
2582         (stmt_kills_ref_p_1): Likewise.
2583
2584 2013-05-03  Vidya Praveen  <vidyapraveen@arm.com>
2585
2586         * config/aarch64/aarch64-simd.md (simd_fabd): Correct the description.
2587
2588 2013-05-03  Vidya Praveen  <vidyapraveen@arm.com>
2589
2590         * config/aarch64/aarch64-simd.md (*fabd_scalar<mode>3): Support
2591         scalar form of FABD instruction.
2592
2593 2013-05-02  Vladimir Makarov  <vmakarov@redhat.com>
2594
2595         * lra-constraints.c (process_alt_operands): Add checking alt
2596         number to choose the best alternative.
2597
2598 2013-05-02  Richard Biener  <rguenther@suse.de>
2599
2600         * tree-eh.c (cleanup_empty_eh_merge_phis): Remove rename_virts
2601         bitmap and its handling.
2602         (pass_cleanup_eh): Set todo_flags_finish to TODO_verify_ssa.
2603
2604 2013-05-02  Richard Biener  <rguenther@suse.de>
2605
2606         PR middle-end/57140
2607         * tree-inline.c (copy_loops): Properly handle removed loops.
2608         (copy_cfg_body): Mark destination loops for fixup if source
2609         loops needed fixup.
2610
2611 2013-05-02  Greta Yorsh  <Greta.Yorsh@arm.com>
2612
2613         PR target/56732
2614         * config/arm/arm.c (arm_expand_epilogue): Check really_return before
2615         generating simple_return for naked functions.
2616
2617 2013-05-02  Martin Jambor  <mjambor@suse.cz>
2618
2619         PR middle-end/56988
2620         * ipa-prop.h (ipa_agg_replacement_value): New flag by_ref.
2621         * ipa-cp.c (ipa_get_indirect_edge_target_1): Also check that by_ref
2622         flags match.
2623         (find_aggregate_values_for_callers_subset): Fill in the by_ref flag of
2624         ipa_agg_replacement_value structures.
2625         (known_aggs_to_agg_replacement_list): Likewise.
2626         * ipa-prop.c (write_agg_replacement_chain): Stream by_ref flag.
2627         (read_agg_replacement_chain): Likewise.
2628         (ipcp_transform_function): Also check that by_ref flags match.
2629
2630 2013-05-02  Richard Biener  <rguenther@suse.de>
2631
2632         * graphds.h (struct graph): Add obstack member.
2633         * graphds.c (new_graph): Initialize obstack and allocate
2634         vertices from it.
2635         (add_edge): Allocate edge from the obstack.
2636         (free_graph): Free the obstack instead of all edges and vertices.
2637
2638 2013-05-02  Teresa Johnson  <tejohnson@google.com>
2639
2640         * loop-unswitch.c (unswitch_loop): Use helper routines with rounding
2641         divides.
2642         * cfg.c (update_bb_profile_for_threading): Ditto.
2643         * tree-inline.c (copy_bb): Ditto.
2644         (copy_edges_for_bb): Ditto.
2645         (initialize_cfun): Ditto.
2646         (copy_cfg_body): Ditto.
2647         (expand_call_inline): Ditto.
2648         * ipa-inline-analysis.c (estimate_edge_size_and_time): Ditto.
2649         (estimate_node_size_and_time): Ditto.
2650         (inline_merge_summary): Ditto.
2651         * cgraphclones.c (cgraph_clone_edge): Ditto.
2652         (cgraph_clone_node): Ditto.
2653         * sched-rgn.c (compute_dom_prob_ps): Ditto.
2654         (compute_trg_info): Ditto.
2655
2656 2013-05-02  Ian Bolton  <ian.bolton@arm.com>
2657
2658         * config/aarch64/aarch64.md (movsi_aarch64): Only allow to/from
2659         S reg when fp attribute set.
2660         (movdi_aarch64): Only allow to/from D reg when fp attribute set.
2661
2662 2013-05-02  Ian Bolton  <ian.bolton@arm.com>
2663
2664         * config/aarch64/aarch64.md (*and_one_cmpl<mode>3_compare0):
2665         New pattern.
2666         (*and_one_cmplsi3_compare0_uxtw): Likewise.
2667         (*and_one_cmpl_<SHIFT:optab><mode>3_compare0): Likewise.
2668         (*and_one_cmpl_<SHIFT:optab>si3_compare0_uxtw): Likewise.
2669
2670 2013-05-02  Richard Biener  <rguenther@suse.de>
2671
2672         * tree-scalar-evolution.c (scev_info_hasher): Remove.
2673         (struct instantiate_cache_entry): New type.
2674         (struct instantiate_cache_entry_hasher): New hashtable descriptor.
2675         (struct instantiate_cache_type): New type.
2676         (set_instantiated_value, get_instantiated_value): Remove.
2677         (get_instantiated_value_entry): New function.
2678         (instantiate_scev_name): Use the new cache and adjust.
2679         (instantiate_scev_poly): Adjust.
2680         (instantiate_scev_binary): Likewise.
2681         (instantiate_array_ref): Likewise.
2682         (instantiate_scev_convert): Likewise.
2683         (instantiate_scev_not): Likewise.
2684         (instantiate_scev_3): Likewise.
2685         (instantiate_scev_2): Likewise.
2686         (instantiate_scev_r): Likewise.
2687         (instantiate_scev): Likewise.
2688         (resolve_mixers): Likewise.
2689
2690 2013-05-01  Vladimir Makarov  <vmakarov@redhat.com>
2691
2692         PR target/57091
2693         * lra-constraints.c (best_small_class_operands_num): Remove.
2694         (process_alt_operands): Remove small_class_operands_num.  Take
2695         small classes operands into losers and only if the operand is not
2696         matched.  Modify debugging output.
2697         (curr_insn_transform): Remove best_small_class_operands_num.
2698         Print insn name.
2699
2700 2013-05-01  James Greenhalgh  <james.greenhalgh@arm.com>
2701
2702         * config/aarch64/aarch64-builtins.c
2703         (aarch64_gimple_fold_builtin.c): Fold more modes for reduc_splus_.
2704         * config/aarch64/aarch64-simd-builtins.def
2705         (reduc_splus_): Add new modes.
2706         (reduc_uplus_): New.
2707         * config/aarch64/aarch64-simd.md (aarch64_addvv4sf): Remove.
2708         (reduc_uplus_v4sf): Likewise.
2709         (reduc_splus_v4sf): Likewise.
2710         (aarch64_addv<mode>): Likewise.
2711         (reduc_uplus_<mode>): Likewise.
2712         (reduc_splus_<mode>): Likewise.
2713         (aarch64_addvv2di): Likewise.
2714         (reduc_uplus_v2di): Likewise.
2715         (reduc_splus_v2di): Likewise.
2716         (aarch64_addvv2si): Likewise.
2717         (reduc_uplus_v2si): Likewise.
2718         (reduc_splus_v2si): Likewise.
2719         (reduc_<sur>plus_<mode>): New.
2720         (reduc_<sur>plus_v2di): Likewise.
2721         (reduc_<sur>plus_v2si): Likewise.
2722         (reduc_<sur>plus_v4sf): Likewise.
2723         (aarch64_addpv4sf): Likewise.
2724         * config/aarch64/arm_neon.h
2725         (vaddv<q>_<s,u,f><8, 16, 32, 64): Rewrite using builtins.
2726         * config/aarch64/iterators.md (unspec): Remove UNSPEC_ADDV,
2727         add UNSPEC_SADDV, UNSPEC_UADDV.
2728         (SUADDV): New.
2729         (sur): Add UNSPEC_SADDV, UNSPEC_UADDV.
2730
2731 2013-05-01  James Greenhalgh  <james.greenhalgh@arm.com>
2732
2733         * config/aarch64/arm_neon.h
2734         (v<max,min><nm><q><v>_<sfu><8, 16, 32, 64>): Rewrite using builtins.
2735
2736 2013-05-01  James Greenhalgh  <james.greenhalgh@arm.com>
2737
2738         * config/aarch64/aarch64-builtins
2739         (aarch64_gimple_fold_builtin): Fold reduc_<su><maxmin>_ builtins.
2740
2741 2013-05-01  James Greenhalgh  <james.greenhalgh@arm.com>
2742
2743         * config/aarch64/aarch64-simd-builtins.def
2744         (reduc_smax_): New.
2745         (reduc_smin_): Likewise.
2746         (reduc_umax_): Likewise.
2747         (reduc_umin_): Likewise.
2748         (reduc_smax_nan_): Likewise.
2749         (reduc_smin_nan_): Likewise.
2750         (fmax): Remove.
2751         (fmin): Likewise.
2752         (smax): Update for V2SF, V4SF and V2DF modes.
2753         (smin): Likewise.
2754         (smax_nan): New.
2755         (smin_nan): Likewise.
2756         * config/aarch64/aarch64-simd.md (<maxmin><mode>3): Rename to...
2757         (<su><maxmin><mode>3): ...This, refactor.
2758         (s<maxmin><mode>3): New.
2759         (<maxmin_uns><mode>3): Likewise.
2760         (reduc_<maxmin_uns>_<mode>): Refactor.
2761         (reduc_<maxmin_uns>_v4sf): Likewise.
2762         (reduc_<maxmin_uns>_v2si): Likewise.
2763         (aarch64_<fmaxmin><mode>: Remove.
2764         * config/aarch64/arm_neon.h (vmax<q>_f<32,64>): Rewrite to use
2765         new builtin names.
2766         (vmin<q>_f<32,64>): Likewise.
2767         * config/iterators.md (unspec): Add UNSPEC_FMAXNMV, UNSPEC_FMINNMV.
2768         (FMAXMIN): New.
2769         (su): Add mappings for smax, smin, umax, umin.
2770         (maxmin): New.
2771         (FMAXMINV): Add UNSPEC_FMAXNMV, UNSPEC_FMINNMV.
2772         (FMAXMIN): Rename as...
2773         (FMAXMIN_UNS): ...This.
2774         (maxminv): Remove.
2775         (fmaxminv): Likewise.
2776         (fmaxmin): Likewise.
2777         (maxmin_uns): New.
2778         (maxmin_uns_op): Likewise.
2779
2780 2013-05-01  James Greenhalgh  <james.greenhalgh@arm.com>
2781
2782         * config/aarch64/arm_neon.h
2783         (vac<ge, gt><sd>_f<32, 64>): Rename to...
2784         (vca<ge, gt><sd>_f<32, 64>): ...this, reimpliment in C.
2785         (vca<ge, gt, lt, le><q>_f<32, 64>): Reimpliment in C.
2786
2787 2013-05-01  James Greenhalgh  <james.greenhalgh@arm.com>
2788
2789         * config/aarch64/aarch64-simd.md (*aarch64_fac<optab><mode>): New.
2790         * config/aarch64/iterators.md (FAC_COMPARISONS): New.
2791
2792 2013-05-01  James Greenhalgh  <james.greenhalgh@arm.com>
2793
2794         * config/aarch64/aarch64-simd.md
2795         (vcond<mode>_internal): Handle special cases for constant masks.
2796         (vcond<mode><mode>): Allow nonmemory_operands for outcome vectors.
2797         (vcondu<mode><mode>): Likewise.
2798         (vcond<v_cmp_result><mode>): New.
2799
2800 2013-05-01  James Greenhalgh  <james.greenhalgh@arm.com>
2801
2802         * config/aarch64/aarch64-builtins.c (BUILTIN_VALLDI): Define.
2803         (aarch64_fold_builtin): Add folding for cm<eq,ge,gt,tst>.
2804         * config/aarch64/aarch64-simd-builtins.def
2805         (cmeq): Update to BUILTIN_VALLDI.
2806         (cmgt): Likewise.
2807         (cmge): Likewise.
2808         (cmle): Likewise.
2809         (cmlt): Likewise.
2810         * config/aarch64/arm_neon.h
2811         (vc<eq, lt, le, gt, ge, tst><z><qsd>_<fpsu><8,16,32,64>): Remap
2812         to builtins or C as appropriate.
2813
2814 2013-05-01  James Greenhalgh  <james.greenhalgh@arm.com>
2815
2816         * config/aarch64/aarch64-simd-builtins.def (cmhs): Rename to...
2817         (cmgeu): ...This.
2818         (cmhi): Rename to...
2819         (cmgtu): ...This.
2820         * config/aarch64/aarch64-simd.md
2821         (simd_mode): Add SF.
2822         (aarch64_vcond_internal): Use new names for unsigned comparison insns.
2823         (aarch64_cm<optab><mode>): Rewrite to not use UNSPECs.
2824         * config/aarch64/aarch64.md (*cstore<mode>_neg): Rename to...
2825         (cstore<mode>_neg): ...This.
2826         * config/aarch64/iterators.md
2827         (VALLF): new.
2828         (unspec): Remove UNSPEC_CM<EQ, LE, LT, GE, GT, HS, HI, TST>.
2829         (COMPARISONS): New.
2830         (UCOMPARISONS): Likewise.
2831         (optab): Add missing comparisons.
2832         (n_optab): New.
2833         (cmp_1): Likewise.
2834         (cmp_2): Likewise.
2835         (CMP): Likewise.
2836         (cmp): Remove.
2837         (VCMP_S): Likewise.
2838         (VCMP_U): Likewise.
2839         (V_cmp_result): Add DF, SF modes.
2840         (v_cmp_result): Likewise.
2841         (v): Likewise.
2842         (vmtype): Likewise.
2843         * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): New.
2844
2845 2013-05-01  Greta Yorsh  <Greta.Yorsh@arm.com>
2846
2847         * config/arm/thumb2.md (thumb2_smaxsi3,thumb2_sminsi3): Convert
2848         define_insn to define_insn_and_split.
2849         (thumb32_umaxsi3,thumb2_uminsi3): Likewise.
2850         (thumb2_negdi2,thumb2_abssi2,thumb2_neg_abssi2): Likewise.
2851         (thumb2_mov_scc,thumb2_mov_negscc,thumb2_mov_notscc): Likewise.
2852         (thumb2_movsicc_insn,thumb2_and_scc,thumb2_ior_scc): Likewise.
2853         (thumb2_negscc): Likewise.
2854
2855 2013-04-30  Greta Yorsh  <Greta.Yorsh@arm.com>
2856
2857         * config/arm/thumb2.md (thumb2_incscc, thumb2_decscc): Delete.
2858
2859 2013-04-30  Greta Yorsh  <Greta.Yorsh@arm.com>
2860
2861         * config/arm/thumb2.md: Remove trailing whitespaces.
2862
2863 2013-04-30  Richard Sandiford  <rsandifo@linux.vnet.ibm.com>
2864
2865         * explow.c (plus_constant): Pass "mode" to immed_double_int_const.
2866         Use gen_int_mode rather than GEN_INT.
2867
2868 2013-04-30  H.J. Lu  <hongjiu.lu@intel.com>
2869
2870         * value-prof.c (stream_in_histogram_value): Remove the strayed
2871         debug_gimple_stmt.
2872
2873 2013-04-30  Richard Biener  <rguenther@suse.de>
2874
2875         PR middle-end/57122
2876         * cfghooks.c (split_edge): Properly check for the loop latch edge.
2877
2878 2013-04-30  Richard Biener  <rguenther@suse.de>
2879
2880         PR middle-end/57107
2881         * tree-eh.c (sink_clobbers): Preserve virtual SSA form.
2882
2883 2013-04-30  Andrey Belevantsev  <abel@ispras.ru>
2884
2885         PR rtl-optimization/56957
2886         PR rtl-optimization/57105
2887         * sel-sched.c (move_op_orig_expr_found): Remove insn_emitted
2888         variable.  Use just INSN_UID for determining whether an insn
2889         should be only disconnected from the insn stream.
2890         * sel-sched-ir.h (EXPR_WAS_CHANGED): Remove.
2891
2892 2013-04-30  Jakub Jelinek  <jakub@redhat.com>
2893
2894         PR tree-optimization/57104
2895         * tsan.c (instrument_expr): Don't instrument accesses to
2896         DECL_HARD_REGISTER VAR_DECLs.
2897
2898 2013-04-30  Richard Biener  <rguenther@suse.de>
2899
2900         * function.h (loops_for_fn): New inline function.
2901         (set_loops_for_fn): Likewise.
2902         * cfgloop.h (place_new_loop): Add struct function parameter.
2903         (get_loop): Likewise.
2904         (get_loops): Likewise.
2905         (number_of_loops): Likewise.
2906         (fel_next): Adjust.
2907         (fel_init): Likewise.
2908         * cfg.c (get_loop_copy): Adjust.
2909         * cfgloop.c (flow_loops_dump): Likewise.
2910         (record_loop_exits): Likewise.
2911         (verify_loop_structure): Likewise.
2912         * cfgloopanal.c (mark_irreducible_loops): Likewise.
2913         (estimate_reg_pressure_cost): Likewise.
2914         (mark_loop_exit_edges): Likewise.
2915         * cfgloopmanip.c (place_new_loop): Likewise.
2916         (add_loop): Likewise.
2917         (duplicate_loop): Likewise.
2918         * graph.c (draw_cfg_nodes): Likewise.
2919         * graphite-clast-to-gimple.c (translate_clast_user): Likewise.
2920         * graphite-sese-to-poly.c (build_scop_scattering): Likewise.
2921         (extract_affine_chrec): Likewise.
2922         (build_scop_iteration_domain): Likewise.
2923         * graphite.c (graphite_initialize): Likewise.
2924         * ira-build.c (create_loop_tree_nodes): Likewise.
2925         (more_one_region_p): Likewise.
2926         (rebuild_regno_allocno_maps): Likewise.
2927         (mark_loops_for_removal): Likewise.
2928         (mark_all_loops_for_removal): Likewise.
2929         (remove_unnecessary_regions): Likewise.
2930         (ira_build): Likewise.
2931         * ira-emit.c (setup_entered_from_non_parent_p): Likewise.
2932         * loop-init.c (fix_loop_structure): Likewise.
2933         (gate_rtl_move_loop_invariants): Likewise.
2934         (gate_rtl_unswitch): Likewise.
2935         (gate_rtl_unroll_and_peel_loops): Likewise.
2936         (rtl_doloop): Likewise.
2937         * lto-streamer-in.c (input_cfg): Likewise.
2938         * lto-streamer-out.c (output_cfg): Likewise.
2939         * modulo-sched.c (sms_schedule): Likewise.
2940         * predict.c (tree_estimate_probability): Likewise.
2941         (tree_estimate_probability_driver): Likewise.
2942         (estimate_loops): Likewise.
2943         * tree-cfg.c (fixup_loop_arrays_after_move): Likewise.
2944         (move_sese_region_to_fn): Likewise.
2945         (debug_loop_num): Likewise.
2946         * tree-chrec.c (chrec_evaluate): Likewise.
2947         (hide_evolution_in_other_loops_than_loop): Likewise.
2948         (chrec_component_in_loop_num): Likewise.
2949         (reset_evolution_in_loop): Likewise.
2950         (evolution_function_is_invariant_rec_p): Likewise.
2951         * tree-if-conv.c (main_tree_if_conversion): Likewise.
2952         * tree-inline.c (copy_loops): Likewise.
2953         (copy_cfg_body): Likewise.
2954         (tree_function_versioning): Likewise.
2955         * tree-loop-distribution.c (rdg_flag_loop_exits): Likewise.
2956         * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
2957         Likewise.
2958         (add_to_evolution_1): Likewise.
2959         (scev_const_prop): Likewise.
2960         * tree-scalar-evolution.h (get_chrec_loop): Likewise.
2961         * tree-ssa-loop-ch.c (copy_loop_headers): Likewise.
2962         * tree-ssa-loop-im.c (analyze_memory_references): Likewise.
2963         (tree_ssa_lim_initialize): Likewise.
2964         * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa): Likewise.
2965         (verify_loop_closed_ssa): Likewise.
2966         * tree-ssa-loop.c  (tree_ssa_loop_init): Likewise.
2967         (tree_ssa_loop_im): Likewise.
2968         (tree_ssa_loop_unswitch): Likewise.
2969         (tree_vectorize): Likewise.
2970         (check_data_deps): Likewise.
2971         (tree_ssa_loop_ivcanon): Likewise.
2972         (tree_ssa_loop_bounds): Likewise.
2973         (tree_complete_unroll): Likewise.
2974         (tree_complete_unroll_inner): Likewise.
2975         (tree_parallelize_loops): Likewise.
2976         (tree_ssa_loop_prefetch): Likewise.
2977         (tree_ssa_loop_ivopts): Likewise.
2978         * tree-ssa.c (execute_update_addresses_taken): Liekwise.
2979         * tree-vectorizer.c (vectorize_loops): Likewise.
2980
2981 2013-04-29  Mike Frysinger  <vapier@gentoo.org>
2982
2983         * config/arm/bpabi.h (EABI_LINK_SPEC): Define.
2984         (BPABI_LINK_SPEC): Use new EABI_LINK_SPEC.
2985         * config/arm/linux-eabi.h (LINK_SPEC): Replace BE8_LINK_SPEC
2986         with EABI_LINK_SPEC.
2987
2988 2013-04-29  Uros Bizjak  <ubizjak@gmail.com>
2989
2990         PR target/44578
2991         * config/i386/i386.md (*zero_extendsidi2): Add "!" to m->?*y
2992         alternative.
2993
2994 2013-04-29  Vladimir Makarov  <vmakarov@redhat.com>
2995
2996         PR target/57097
2997         * lra-constraints.c (process_alt_operands): Discourage a bit more
2998         using memory for pseudos.  Print cost dump for alternatives.
2999         Modify cost values for conflicts with early clobbers.
3000         (curr_insn_transform): Spill pseudos reassigned to NO_REGS.
3001
3002 2013-04-29  Uros Bizjak  <ubizjak@gmail.com>
3003
3004         PR target/57098
3005         * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory.
3006
3007 2013-04-29  Ian Bolton  <ian.bolton@arm.com>
3008
3009         * config/aarch64/aarch64.md (movsi_aarch64): Support LDR/STR
3010         from/to S register.
3011         (movdi_aarch64): Support LDR/STR from/to D register.
3012
3013 2013-04-29  Ian Bolton  <ian.bolton@arm.com>
3014
3015         * common/config/aarch64/aarch64-common.c: Enable REE pass at O2
3016         or higher by default.
3017
3018 2013-04-29  Richard Biener  <rguenther@suse.de>
3019
3020         PR middle-end/57075
3021         * tree-inline.c (copy_edges_for_bb): Still split the bbs,
3022         even if not adding abnormal edges for calls that can make
3023         abnormal gotos.
3024
3025 2013-04-29  Richard Biener  <rguenther@suse.de>
3026
3027         PR middle-end/57103
3028         * tree-cfg.c (move_stmt_op): Fix condition under which to update
3029         TREE_BLOCK.
3030         (move_stmt_r): Remove redundant checking.
3031
3032 2013-04-29  Teresa Johnson  <tejohnson@google.com>
3033
3034         PR bootstrap/57077
3035         * basic-block.h (apply_scale): New function.
3036         (apply_probability): Use apply_scale.
3037         * gimple-streamer-in.c (input_bb): Ditto.
3038         * lto-streamer-in.c (input_cfg): Ditto.
3039         * lto-cgraph.c (merge_profile_summaries): Ditto.
3040         * tree-optimize.c (execute_fixup_cfg): Ditto.
3041         * tree-inline.c (copy_bb): Update comment to use apply_scale.
3042         (copy_edges_for_bb): Ditto.
3043         (copy_cfg_body): Ditto.
3044
3045 2013-04-29  Tom de Vries  <tom@codesourcery.com>
3046
3047         * tree-ssa-tail-merge.c (find_same_succ_bb): Skip loop latch bbs.
3048         (replace_block_by): Don't set LOOPS_NEED_FIXUP.
3049         (tail_merge_optimize): Handle current_loops == NULL.
3050
3051 2013-04-26  Jeff Law  <law@redhat.com>
3052
3053         * tree-vrp.c (range_fits_type_p): Move to earlier point in file.
3054         (simplify_cond_using_ranges): Generalize code to simplify
3055         COND_EXPRs where one argument is a constant and the other
3056         is an SSA_NAME created by an integral type conversion.
3057
3058 2013-04-29  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
3059
3060         * config/arm/arm.md (store_minmaxsi): Use only when
3061         optimize_insn_for_size_p.
3062
3063 2013-04-29  Christian Bruel  <christian.bruel@st.com>
3064
3065         PR target/57108
3066         * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0.
3067
3068 2013-04-29  Richard Biener  <rguenther@suse.de>
3069
3070         PR middle-end/57089
3071         * omp-low.c (expand_omp_taskreg): If the parent function had a broken
3072         loop tree make sure to schedule a fixup for the child as well.
3073         (expand_omp_for_generic): Properly add loops.
3074         (expand_omp_for_static_nochunk): Likewise.
3075         (expand_omp_for_static_chunk): Likewise.
3076         (expand_omp_for): For the degenerate case fixup loops.
3077         (expand_omp_sections): Fix default bb placement in loops.
3078         (expand_omp_atomic_pipeline): Properly add loops.
3079
3080 2013-04-29  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
3081
3082         * predict.c: Fix typo in comment above #define PROB_VERY_UNLIKELY.
3083
3084 2013-04-29  Tom de Vries  <tom@codesourcery.com>
3085
3086         * tree-ssa-tail-merge.c: Update header comment.
3087
3088 2013-04-29  James Greenhalgh  <james.greenhalgh@arm.com>
3089
3090         * config/aarch64/arm_neon.h
3091         (vcvt<sd>_f<32,64>_s<32,64>): Rewrite in C.
3092         (vcvt<q>_f<32,64>_s<32,64>): Rewrite using builtins.
3093         (vcvt_<high_>_f<32,64>_f<32,64>): Likewise.
3094         (vcvt<qsd>_<su><32,64>_f<32,64>): Likewise.
3095         (vcvta<qsd>_<su><32,64>_f<32,64>): Likewise.
3096         (vcvtm<qsd>_<su><32,64>_f<32,64>): Likewise.
3097         (vcvtn<qsd>_<su><32,64>_f<32,64>): Likewise.
3098         (vcvtp<qsd>_<su><32,64>_f<32,64>): Likewise.
3099
3100 2013-04-29  James Greenhalgh  <james.greenhalgh@arm.com>
3101
3102         * config/aarch64/aarch64-simd.md
3103         (<optab><VDQF:mode><fcvt_target>2): New, maps to fix, fixuns.
3104         (<fix_trunc_optab><VDQF:mode><fcvt_target>2): New, maps to
3105         fix_trunc, fixuns_trunc.
3106         (ftrunc<VDQF:mode>2): New.
3107         * config/aarch64/iterators.md (optab): Add fix, fixuns.
3108         (fix_trunc_optab): New.
3109
3110 2013-04-29  James Greenhalgh  <james.greenhalgh@arm.com>
3111
3112         * config/aarch64/aarch64-builtins.c
3113         (aarch64_builtin_vectorized_function): Vectorize over ifloorf,
3114         iceilf, lround, iroundf.
3115
3116 2013-04-29  Uros Bizjak  <ubizjak@gmail.com>
3117
3118         PR target/54349
3119         * config/i386/i386.h (enum ix86_tune_indices)
3120         <X86_TUNE_INTER_UNIT_MOVES_TO_VEC, X86_TUNE_INTER_UNIT_MOVES_FROM_VEC>:
3121         New, split from X86_TUNE_INTER_UNIT_MOVES.
3122         <X86_TUNE_INTER_UNIT_MOVES>: Remove.
3123         (TARGET_INTER_UNIT_MOVES_TO_VEC): New define.
3124         (TARGET_INTER_UNIT_MOVES_FROM_VEC): Ditto.
3125         (TARGET_INTER_UNIT_MOVES): Remove.
3126         * config/i386/i386.c (initial_ix86_tune_features): Update.
3127         Disable X86_TUNE_INTER_UNIT_MOVES_FROM_VEC for m_ATHLON_K8 only.
3128         (ix86_expand_convert_uns_didf_sse): Use
3129         TARGET_INTER_UNIT_MOVES_TO_VEC instead of TARGET_INTER_UNIT_MOVES.
3130         (ix86_expand_vector_init_one_nonzero): Ditto.
3131         (ix86_expand_vector_init_interleave): Ditto.
3132         (inline_secondary_memory_needed): Return true for moves from SSE class
3133         registers for !TARGET_INTER_UNIT_MOVES_FROM_VEC targets and for moves
3134         to SSE class registers for !TARGET_INTER_UNIT_MOVES_TO_VEC targets.
3135         * config/i386/constraints.md (Yi, Ym): Depend on
3136         TARGET_INTER_UNIT_MOVES_TO_VEC.
3137         (Yj, Yn): New constraints.
3138         * config/i386/i386.md (*movdi_internal): Change constraints of
3139         operand 1 from Yi to Yj and from Ym to Yn.
3140         (*movsi_internal): Ditto.
3141         (*movdf_internal): Ditto.
3142         (*movsf_internal): Ditto.
3143         (*float<SWI48x:mode><X87MODEF:mode>2_1): Use
3144         TARGET_INTER_UNIT_MOVES_TO_VEC instead of TARGET_INTER_UNIT_MOVES.
3145         (*float<SWI48x:mode><X87MODEF:mode>2_1 splitters): Ditto.
3146         (floatdi<X87MODEF:mode>2_i387_with_xmm): Ditto.
3147         (floatdi<X87MODEF:mode>2_i387_with_xmm splitters): Ditto.
3148         * config/i386/sse.md (movdi_to_sse): Ditto.
3149         (sse2_stored): Change constraint of operand 1 from Yi to Yj.
3150         Use TARGET_INTER_UNIT_MOVES_FROM_VEC instead of
3151         TARGET_INTER_UNIT_MOVES.
3152         (sse_storeq_rex64): Change constraint of operand 1 from Yi to Yj.
3153         (sse_storeq_rex64 splitter): Use TARGET_INTER_UNIT_MOVES_FROM_VEC
3154         instead of TARGET_INTER_UNIT_MOVES.
3155         * config/i386/mmx.md (*mov<mode>_internal): Change constraint of
3156         operand 1 from Yi to Yj and from Ym to Yn.
3157
3158 2013-04-29  James Greenhalgh  <james.greenhalgh@arm.com>
3159
3160         * config/aarch64/aarch64-simd-builtins.def (vec_unpacks_hi_): New.
3161         (float_truncate_hi_): Likewise.
3162         (float_extend_lo_): Likewise.
3163         (float_truncate_lo_): Likewise.
3164         * config/aarch64/aarch64-simd.md (vec_unpacks_lo_v4sf): New.
3165         (aarch64_float_extend_lo_v2df): Likewise.
3166         (vec_unpacks_hi_v4sf): Likewise.
3167         (aarch64_float_truncate_lo_v2sf): Likewise.
3168         (aarch64_float_truncate_hi_v4sf): Likewise.
3169         (vec_pack_trunc_v2df): Likewise.
3170         (vec_pack_trunc_df): Likewise.
3171
3172 2013-04-29  James Greenhalgh  <james.greenhalgh@arm.com>
3173
3174         * config/aarch64/aarch64-builtins.c
3175         (aarch64_fold_builtin): Fold float conversions.
3176         * config/aarch64/aarch64-simd-builtins.def
3177         (floatv2si, floatv4si, floatv2di): New.
3178         (floatunsv2si, floatunsv4si, floatunsv2di): Likewise.
3179         * config/aarch64/aarch64-simd.md
3180         (<optab><fcvt_target><VDQF:mode>2): New, expands to float and floatuns.
3181         * config/aarch64/iterators.md (FLOATUORS): New.
3182         (optab): Add float, floatuns.
3183         (su_optab): Likewise.
3184
3185 2013-04-29  James Greenhalgh  <james.greenhalgh@arm.com>
3186
3187         * config/aarch64/aarch64-builtins.c
3188         (aarch64_builtin_vectorized_function): Use new names for
3189         fcvt builtins.
3190         * config/aarch64/aarch64-simd-builtins.def (fcvtzs): Split as...
3191         (lbtruncv2sf, lbtruncv4sf, lbtruncv2df): ...This.
3192         (fcvtzu): Split as...
3193         (lbtruncuv2sf, lbtruncuv4sf, lbtruncuv2df): ...This.
3194         (fcvtas): Split as...
3195         (lroundv2sf, lroundv4sf, lroundv2df, lroundsf, lrounddf): ...This.
3196         (fcvtau): Split as...
3197         (lrounduv2sf, lrounduv4sf, lrounduv2df, lroundusf, lroundudf): ...This.
3198         (fcvtps): Split as...
3199         (lceilv2sf, lceilv4sf, lceilv2df): ...This.
3200         (fcvtpu): Split as...
3201         (lceiluv2sf, lceiluv4sf, lceiluv2df, lceilusf, lceiludf): ...This.
3202         (fcvtms): Split as...
3203         (lfloorv2sf, lfloorv4sf, lfloorv2df): ...This.
3204         (fcvtmu): Split as...
3205         (lflooruv2sf, lflooruv4sf, lflooruv2df, lfloorusf, lfloorudf): ...This.
3206         (lfrintnv2sf, lfrintnv4sf, lfrintnv2df, lfrintnsf, lfrintndf): New.
3207         (lfrintnuv2sf, lfrintnuv4sf, lfrintnuv2df): Likewise.
3208         (lfrintnusf, lfrintnudf): Likewise.
3209         * config/aarch64/aarch64-simd.md
3210         (l<fcvt_pattern><su_optab><fcvt_target><VDQF:mode>2): Convert to
3211         define_insn.
3212         (aarch64_fcvt<frint_suffix><su><mode>): Remove.
3213         * config/aarch64/iterators.md (FCVT): Include UNSPEC_FRINTN.
3214         (fcvt_pattern): Likewise.
3215
3216 2013-04-29  James Greenhalgh  <james.greenhalgh@arm.com>
3217
3218         * config/aarch64/aarch64-simd.md
3219         (l<fcvt_pattern><su_optab><fcvt_target><VDQF:mode>2): Rename to...
3220         (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): ... This.
3221
3222 2013-04-29  James Greenhalgh  <james.greenhalgh@arm.com>
3223
3224         * config/aarch64/arm_neon.h (vrndq<a,m,n,p>_f<32, 64>): Rename to...
3225         (vrnd<a,m,n,p>q_f<32, 64>): ...This, implement using builtin.
3226         (vrnd<a,m,n,p>_f32): Implement using builtins.
3227         (vrnd<i,x><q>_f<32, 64>): New.
3228
3229 2013-04-29  James Greenhalgh  <james.greenhalgh@arm.com>
3230
3231         * config/aarch64/aarch64-builtins.c
3232         (aarch64_builtin_vectorized_function): Fold to standard pattern names.
3233         * config/aarch64/aarch64-simd-builtins.def (frintn): New.
3234         (frintz): Rename to...
3235         (btrunc): ...this.
3236         (frintp): Rename to...
3237         (ceil): ...this.
3238         (frintm): Rename to...
3239         (floor): ...this.
3240         (frinti): Rename to...
3241         (nearbyint): ...this.
3242         (frintx): Rename to...
3243         (rint): ...this.
3244         (frinta): Rename to...
3245         (round): ...this.
3246         * config/aarch64/aarch64-simd.md
3247         (aarch64_frint<frint_suffix><mode>): Delete.
3248         (<frint_pattern><mode>2): Convert to insn.
3249         * config/aarch64/aarch64.md (unspec): Add UNSPEC_FRINTN.
3250         * config/aarch64/iterators.md (FRINT): Add UNSPEC_FRINTN.
3251         (frint_pattern): Likewise.
3252         (frint_suffix): Likewise.
3253
3254 2013-04-29  Richard Biener  <rguenther@suse.de>
3255
3256         PR tree-optimization/57081
3257         * loop-init.c: Include tree-flow.h.
3258         (loop_optimizer_finalize): Free number of iteration estimates.
3259         * Makefile.in (loop-init.o): Add $(TREE_FLOW_H) dependency.
3260
3261 2013-04-29  Jakub Jelinek  <jakub@redhat.com>
3262
3263         PR tree-optimization/57083
3264         * tree-vrp.c (extract_range_from_binary_expr_1): For LSHIFT_EXPR with
3265         non-singleton shift count range, zero extend low_bound for uns case.
3266
3267         * config/i386/predicates.md (general_vector_operand): New predicate.
3268         * config/i386/i386.c (const_vector_equal_evenodd_p): New function.
3269         (ix86_expand_mul_widen_evenodd): Force op1 resp. op2 into register
3270         if they aren't nonimmediate operands.  If their original values
3271         satisfy const_vector_equal_evenodd_p, don't shift them.
3272         * config/i386/sse.md (mul<mode>3): Use general_vector_operand
3273         predicates.  For the SSE4.1 case force operands[{1,2}] into registers
3274         if not nonimmediate_operand.
3275         (vec_widen_smult_even_v4si): Use nonimmediate_operand predicates
3276         instead of register_operand.
3277         (vec_widen_<s>mult_odd_<mode>): Use general_vector_operand predicates.
3278
3279 2013-04-28  Eric Botcazou  <ebotcazou@adacore.com>
3280
3281         * stor-layout.c (finalize_size_functions): Allocate a structure and
3282         reset cfun before dumping the functions.
3283
3284 2013-04-27  Jakub Jelinek  <jakub@redhat.com>
3285
3286         * config/i386/i386.c (ix86_expand_call): Make cregs_size unsigned.
3287
3288         PR target/56866
3289         * config/i386/i386.c (ix86_expand_mul_widen_evenodd): Don't
3290         use xop_pmacsdqh if uns_p.
3291         * config/i386/sse.md (xop_rotr<mode>3): Fix up computation of
3292         the immediate rotate count.
3293
3294 2013-04-26  Vladimir Makarov  <vmakarov@redhat.com>
3295
3296         * rtl.h (struct rtx_def): Add comment for field jump.
3297         (LRA_SUBREG_P): New macro.
3298         * recog.c (register_operand): Check LRA_SUBREG_P.
3299         * lra.c (lra): Add note at the end of RTL code. Align non-empty
3300         stack frame.
3301         * lra-spills.c (lra_spill): Align stack after spilling pseudos.
3302         (lra_final_code_change): Skip subreg change for operators.
3303         * lra-eliminations.c (eliminate_regs_in_insn): Make return earlier
3304         if there are no operand changes.
3305         * lra-constraints.c (curr_insn_set): New.
3306         (match_reload): Set LRA_SUBREG_P.
3307         (emit_spill_move): Ditto.
3308         (check_and_process_move): Use curr_insn_set. Process only single
3309         set insns.  Don't initialize sec_mem_p and change_p.
3310         (simplify_operand_subreg): Use LRA_SUBREG_P.
3311         (reg_in_class_p): New function.
3312         (process_alt_operands): Use it.  Use #if HAVE_ATTR_enabled instead
3313         of #ifdef.  Add code to remove cycling.
3314         (process_address): Check EXTRA_CONSTRAINT_STR. Process even if
3315         non-null disp.  Reload inner instead of disp when base and index
3316         are null.  Try to put lo_sum into register.
3317         (EBB_PROBABILITY_CUTOFF): Redefine probability in percents.
3318         (check_and_process_move): Move code for move cost check to
3319         simple_move_p.  Remove equiv_substitution.
3320         (simple_move_p): New function.
3321         (curr_insn_transform): Initialize sec_mem_p and change_p.  Set up
3322         curr_insn_set.  Call check_and_process_move only for single set
3323         insns.  Use the new function.  Move call of check_and_process_move
3324         after operand equiv substitution and address process.
3325
3326 2013-04-26  Jakub Jelinek  <jakub@redhat.com>
3327
3328         PR go/57045
3329         * tree-ssa-uninit.c (compute_uninit_opnds_pos): In functions
3330         with nonlocal goto receivers or returns twice calls, ignore
3331         unininitialized values from abnormal edges to nl goto receiver
3332         or returns twice call.
3333
3334 2013-04-26  Jakub Jelinek  <jakub@redhat.com>
3335
3336         PR tree-optimization/57051
3337         * fold-const.c (const_binop): Handle VEC_LSHIFT_EXPR
3338         and VEC_RSHIFT_EXPR if shift count is a multiple of element
3339         bitsize.
3340
3341 2013-04-26  Richard Biener  <rguenther@suse.de>
3342
3343         * omp-low.c (finalize_task_copyfn): Do not drop PROP_loops.
3344         (expand_omp_taskreg): Likewise.  Mark loops for fixup.
3345         * tree-cfg.c (move_block_to_fn): Remap loop fathers.
3346         (fixup_loop_arrays_after_move): New function.
3347         (move_sese_region_to_fn): Properly outline the loop tree parts
3348         of the SESE region.
3349
3350 2013-04-26  Uros Bizjak  <ubizjak@gmail.com>
3351
3352         * config/i386/i386.md (type, unit): Fix long lines.
3353
3354 2013-04-26  Richard Biener  <rguenther@suse.de>
3355
3356         * Makefile.in (lto-streamer-in.o): Add $(CFGLOOP_H) dependency.
3357         (lto-streamer-out.o): Likewise.
3358         * cfgloop.c (init_loops_structure): Export, add struct function
3359         argument and adjust.
3360         (flow_loops_find): Adjust.
3361         * cfgloop.h (enum loop_estimation): Add EST_LAST.
3362         (init_loops_structure): Declare.
3363         * lto-streamer-in.c: Include cfgloop.h.
3364         (input_cfg): Input the loop tree.
3365         * lto-streamer-out.c: Include cfgloop.h.
3366         (output_cfg): Output the loop tree.
3367         (output_struct_function_base): Do not drop PROP_loops.
3368
3369 2013-03-26  Richard Biener  <rguenther@suse.de>
3370
3371         * tree-cfg.c (execute_build_cfg): Build the loop tree.
3372         (pass_build_cfg): Provide PROP_loops.
3373         (move_sese_region_to_fn): Remove loops that are outlined into fn
3374         for now.
3375         * tree-inline.c: Include cfgloop.h.
3376         (initialize_cfun): Do not drop PROP_loops.
3377         (copy_loops): New function.
3378         (copy_cfg_body): Copy loop structure.
3379         (tree_function_versioning): Initialize destination loop tree.
3380         * tree-ssa-loop.c (pass_tree_loop_init): Do not provide PROP_loops.
3381         (pass_parallelize_loops): Do IL verification.
3382         * loop-init.c (loop_optimizer_init): Fixup loops if required.
3383         * tree-optimize.c (execute_fixup_cfg): If we need to cleanup
3384         the CFG make sure we fixup loops as well.
3385         * tree-ssa-tail-merge.c: Include cfgloop.h.
3386         (replace_block_by): When merging loop latches mark loops for fixup.
3387         * lto-streamer-out.c (output_struct_function_base): Drop
3388         PROP_loops for now.
3389         * tree-ssa-phiopt.c: Include tree-scalar-evolution.h.
3390         (tree_ssa_cs_elim): Initialize the loop optimizer and SCEV.
3391         * ipa-split.c: Include cfgloop.h.
3392         (split_function): Add the new return block to the loop tree root.
3393         * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Return
3394         whether we have removed the forwarder block.
3395         (merge_phi_nodes): If we removed a forwarder mark loops for fixup.
3396         * cfgloop.h (place_new_loop): Declare.
3397         * cfgloopmanip.c (place_new_loop): Export.
3398         * Makefile.in (asan.o): Add $(CFGLOOP_H) dependency.
3399         (tree-switch-conversion.o): Likewise.
3400         (tree-complex.o): Likewise.
3401         (tree-inline.o): Likewise.
3402         (tree-ssa-tailmerge.o): Likewise.
3403         (ipa-split.o): Likewise.
3404         (tree-ssa-phiopt.o): Add $(SCEV_H) dependency.
3405         (tree-ssa-copy.o): Likewise.
3406         * tree-switch-conversion.c: Include cfgloop.h
3407         (process_switch): If we emit a bit-test cascade, schedule loops
3408         for fixup.
3409         * tree-complex.c: Include cfgloop.h.
3410         (expand_complex_div_wide): Properly add new basic-blocks to loops.
3411         * asan.c: Include cfgloop.h.
3412         (create_cond_insert_point): Properly add new basic-blocks to
3413         loops, schedule loop fixup.
3414         * cfgloop.c (verify_loop_structure): Check that looks are not
3415         marked for fixup.
3416         * omp-low.c (expand_parallel_call): Properly add new basic-blocks
3417         to loops.
3418         (expand_omp_for_generic): Likewise.
3419         (expand_omp_sections): Likewise.
3420         (expand_omp_atomic_pipeline): Schedule loops for fixup.
3421         * tree-ssa-copy.c: Include tree-scalar-evolution.h.
3422         (fini_copy_prop): Disable DCE in substitute_and_fold if SCEV
3423         is initialized, not when loops are present.
3424         * tree-parloops.c (parallelize_loops): Remove checking here.
3425         * passes.c (init_optimization_passes): Schedule a copy-propagation
3426         pass before complete unrolling of inner loops.
3427
3428 2013-04-26  Jakub Jelinek  <jakub@redhat.com>
3429
3430         * Makefile.in (toplev.o): Depend on diagnostic-color.h.
3431         * diagnostic-color.c (should_colorize): Remove _WIN32 version.
3432         (colorize_init): Add argument to _WIN32 version.
3433         * toplev.c: Include diagnostic-color.h.
3434         (process_options): Default to -fdiagnostics-color=auto if
3435         GCC_COLORS env var is in the environment.
3436         * common.opt (fdiagnostics-color=): Add Var and Init.
3437         * doc/invoke.texi (-fdiagnostics-color=): Document that if GCC_COLORS
3438         env var is in the environment, the default is auto rather than never.
3439
3440         * diagnostic.h (file_name_as_prefix): Add context argument.
3441         * diagnostic.c (file_name_as_prefix): Likewise.  Colorize
3442         the string as locus.
3443         * langhooks.c (lhd_print_error_function): Adjust caller.
3444
3445 2013-04-25  Lawrence Crowl  <crowl@google.com>
3446
3447         * var-tracking.c (shared_hash_def::htab):
3448         Change type to hash_table.  Update dependent calls and types.
3449
3450 2013-04-25  Lawrence Crowl  <crowl@google.com>
3451
3452         * Makefile.in: Update as needed below.
3453
3454         * alloc-pool.c (static hash_table <alloc_pool_hasher> alloc_pool_hash):
3455         Move declaration to after the type's method definitons.
3456
3457         * attribs.c (htab_t scoped_attributes::attribute_hash):
3458         Change type to hash_table.  Update dependent calls and types.
3459
3460         * bitmap.c (htab_t bitmap_desc_hash):
3461         Change type to hash_table.  Update dependent calls and types.
3462
3463         * cselib.c (htab_t cselib_hash_table):
3464         Change type to hash_table.  Update dependent calls and types.
3465
3466         * data-streamer.h (struct string_slot): Move to lto-streamer.h.
3467         (hash_string_slot_node): Move implementation into lto-streamer.h
3468         struct string_slot_hasher.
3469         (eq_string_slot_node): Likewise.
3470
3471         * data-streamer-out.c: Update output_block::string_hash_table
3472         dependent calls and types.
3473
3474         * dwarf2cfi.c (htab_t trace_index):
3475         Change type to hash_table.  Update dependent calls and types.
3476
3477         * dwarf2out.c (htab_t break_out_includes::cu_hash_table):
3478         Change type to hash_table.  Update dependent calls and types.
3479         (htab_t copy_decls_for_unworthy_types::decl_table): Likewise.
3480         (htab_t optimize_external_refs::map): Likewise.
3481         (htab_t output_comp_unit::extern_map): Likewise.
3482         (htab_t output_comdat_type_unit::extern_map): Likewise.
3483         (htab_t output_macinfo::macinfo_htab): Likewise.
3484         (htab_t optimize_location_lists::htab): Likewise.
3485         (htab_t dwarf2out_finish::comdat_type_table): Likewise.
3486
3487         * except.c (htab_t ehspec_hash_type):
3488         Change type to hash_table.  Update dependent calls and types.
3489         (assign_filter_values::ttypes): Likewise.
3490         (assign_filter_values::ehspec): Likewise.
3491         (sjlj_assign_call_site_values::ar_hash): Likewise.
3492         (convert_to_eh_region_ranges::ar_hash): Likewise.
3493
3494         * gcse.c (htab_t pre_ldst_table):
3495         Change type to hash_table.  Update dependent calls and types.
3496
3497         * ggc-common.c (htab_t saving_htab):
3498         Change type to hash_table.  Update dependent calls and types.
3499         (htab_t loc_hash): Likewise.
3500         (htab_t ptr_hash): Likewise.
3501         (call_count): Rename ggc_call_count.
3502         (call_alloc): Rename ggc_call_alloc.
3503         (loc_descriptor): Rename make_loc_descriptor.
3504         (add_statistics): Rename ggc_add_statistics.
3505
3506         * ggc-common.c (saving_htab):
3507         Change type to hash_table.  Update dependent calls and types.
3508
3509         * gimple.h (struct gimplify_ctx): Move to gimplify-ctx.h.
3510         (push_gimplify_context): Likewise.
3511         (pop_gimplify_context): Likewise.
3512         (struct gimple_temp_hash_elt): Added.
3513         (struct gimplify_hasher): Likewise.
3514         (struct gimplify_ctx.temp_htab):
3515         Change type to hash_table.  Update dependent calls and types.
3516
3517         * gimple-fold.c: Include gimplify-ctx.h.
3518
3519         * gimple-ssa-strength-reduction.c (htab_t base_cand_map):
3520         Change type to hash_table.  Update dependent calls and types.
3521         (base_cand_dump_callback): Rename to ssa_base_cand_dump_callback to
3522         avoid potential global name collision.
3523
3524         * gimplify.c: Include gimplify-ctx.h.
3525         (struct gimple_temp_hash_elt): Move to gimplify-ctx.h.
3526         (htab_t gimplify_ctx::temp_htab):
3527         Update dependent calls and types for new type hash_table.
3528         (gimple_tree_hash): Move into gimplify_hasher in gimplify-ctx.h.
3529         (gimple_tree_eq): Move into gimplify_hasher in gimplify-ctx.h.
3530
3531         * gimplify-ctx.h: New.
3532         (struct gimple_temp_hash_elt): Move from gimplify.c.
3533         (class gimplify_hasher): New.
3534         (struct gimplify_ctx): Move from gimple.h.
3535         (htab_t gimplify_ctx::temp_htab):
3536         Change type to hash_table.  Update dependent calls and types.
3537
3538         * graphite-clast-to-gimple.c: Include graphite-htab.h.
3539         (htab_t ivs_params::newivs_index):
3540         Change type to hash_table.  Update dependent calls and types.
3541         (htab_t ivs_params::params_index): Likewise.
3542         (htab_t print_generated_program::params_index): Likewise.
3543         (htab_t gloog::newivs_index): Likewise.
3544         (htab_t gloog::params_index): Likewise.
3545
3546         * graphite.c: Include graphite-htab.h.
3547         4htab_t graphite_transform_loops::bb_pbb_mapping):
3548         Change type to hash_table.  Update dependent calls and types.
3549
3550         * graphite-clast-to-gimple.h: (extern gloog) Move to graphite-htab.h.
3551         (bb_pbb_map_hash): Fold into bb_pbb_htab_type in graphite-htab.h.
3552         (eq_bb_pbb_map): Fold into bb_pbb_htab_type in graphite-htab.h.
3553
3554         * graphite-dependences.c: Include graphite-htab.h.
3555         (loop_is_parallel_p): Change hash table type of parameter.
3556
3557         * graphite-htab.h: New.
3558         (typedef hash_table <bb_pbb_hasher> bb_pbb_htab_type): New.
3559         (extern find_pbb_via_hash): Move from graphite-poly.h.
3560         (extern loop_is_parallel_p): Move from graphite-poly.h.
3561         (extern get_loop_body_pbbs): Move from graphite-poly.h.
3562
3563         * graphite-poly.h (extern find_pbb_via_hash): Move to graphite-htab.h.
3564         (extern loop_is_parallel_p): Move to graphite-htab.h.
3565         (extern get_loop_body_pbbs): Move to graphite-htab.h.
3566
3567         * haifa-sched.c (htab_t delay_htab):
3568         Change type to hash_table.  Update dependent calls and types.
3569         (htab_t delay_htab_i2): Likewise.
3570
3571         * ira-color.c (htab_t allocno_hard_regs_htab):
3572         Change type to hash_table.  Update dependent calls and types.
3573
3574         * ira-costs.c (htab_t cost_classes_htab):
3575         Change type to hash_table.  Update dependent calls and types.
3576
3577         * loop-invariant.c (htab_t merge_identical_invariants::eq):
3578         Change type to hash_table.  Update dependent calls and types.
3579
3580         * loop-iv.c (htab_t bivs):
3581         Change type to hash_table.  Update dependent calls and types.
3582
3583         * loop-unroll.c (htab_t opt_info::insns_to_split):
3584         Change type to hash_table.  Update dependent calls and types.
3585         (htab_t opt_info::insns_with_var_to_expand): Likewise.
3586
3587         * lto-streamer.h (struct string_slot): Move from data-streamer.h
3588         (struct string_slot_hasher): New.
3589         (htab_t output_block::string_hash_table):
3590         Change type to hash_table.  Update dependent calls and types.
3591
3592         * lto-streamer-in.c (freeing_string_slot_hasher): New.
3593         (htab_t file_name_hash_table):
3594         Change type to hash_table.  Update dependent calls and types.
3595
3596         * lto-streamer-out.c: Update output_block::string_hash_table dependent
3597         calls and types.
3598
3599         * lto-streamer.c (htab_t tree_htab):
3600         Change type to hash_table.  Update dependent calls and types.
3601
3602         * omp-low.c: Include gimplify-ctx.h.
3603
3604         * passes.c (htab_t name_to_pass_map):
3605         Change type to hash_table.  Update dependent calls and types.
3606         (pass_traverse): Rename to passes_pass_traverse.
3607
3608         * plugin.c (htab_t event_tab):
3609         Change type to hash_table.  Update dependent calls and types.
3610
3611         * postreload-gcse.c (htab_t expr_table):
3612         Change type to hash_table.  Update dependent calls and types.
3613         (dump_hash_table_entry): Rename dump_expr_hash_table_entry.
3614
3615         * sese.c (debug_rename_map_1): Make extern.
3616         (htab_t copy_bb_and_scalar_dependences::rename_map):
3617         Change type to hash_table.  Update dependent calls and types.
3618
3619         * sese.h (extern debug_rename_map): Move to .c file.
3620
3621         * store-motion.c (htab_t store_motion_mems_table):
3622         Change type to hash_table.  Update dependent calls and types.
3623
3624         * trans-mem.c (htab_t tm_new_mem_hash):
3625         Change type to hash_table.  Update dependent calls and types.
3626
3627         * tree-browser.c (htab_t TB_up_ht):
3628         Change type to hash_table.  Update dependent calls and types.
3629
3630         * tree-cfg.c (htab_t discriminator_per_locus):
3631         Change type to hash_table.  Update dependent calls and types.
3632
3633         * tree-complex.c: Include tree-hasher.h
3634         (htab_t complex_variable_components):
3635         Change type to hash_table.  Update dependent calls and types.
3636
3637         * tree-eh.c (htab_t finally_tree):
3638         Change type to hash_table.  Update dependent calls and types.
3639
3640         * tree-flow.h (extern int_tree_map_hash): Moved into tree-hasher
3641         struct int_tree_hasher.
3642         (extern int_tree_map_eq): Likewise.
3643         (uid_decl_map_hash): Removed.
3644         (extern decl_tree_map_eq): Likewise.
3645
3646         * tree-hasher.h: New.
3647         (struct int_tree_hasher): New.
3648         (typedef int_tree_htab_type): New.
3649
3650         * tree-inline.c: Include gimplify-ctx.h.
3651
3652         * tree-mudflap.c: Include gimplify-ctx.h.
3653
3654         * tree-parloops.c: Include tree-hasher.h.
3655         (htab_t eliminate_local_variables_stmt::decl_address):
3656         Change type to hash_table.  Update dependent calls and types.
3657         (htab_t separate_decls_in_region::decl_copies): Likewise.
3658
3659         * tree-scalar-evolution.c (htab_t resolve_mixers::cache):
3660         Change type to hash_table.  Update dependent calls and types.
3661
3662         * tree-sra.c (candidates):
3663         Change type to hash_table.  Update dependent calls and types.
3664
3665         * tree-ssa.c (int_tree_map_eq): Moved into struct int_tree_hasher
3666         in tree-flow.h.
3667         (int_tree_map_hash): Likewise.
3668
3669         * tree-ssa-dom.c (htab_t avail_exprs):
3670         Change type to hash_table.  Update dependent calls and types.
3671
3672         * tree-ssa-live.c (var_map_base_init::tree_to_index):
3673         Change type to hash_table.  Update dependent calls and types.
3674
3675         * tree-ssa-loop-ivopts.c (struct ivopts_data.inv_expr_tab):
3676         Change type to hash_table.  Update dependent calls and types.
3677
3678         * tree-ssa-phiopt.c (seen_ssa_names):
3679         Change type to hash_table.  Update dependent calls and types.
3680
3681         * tree-ssa-strlen.c (decl_to_stridxlist_htab):
3682         Change type to hash_table.  Update dependent calls and types.
3683
3684         * tree-ssa-uncprop.c (equiv):
3685         Change type to hash_table.  Update dependent calls and types.
3686
3687 2013-04-25  Jakub Jelinek  <jakub@redhat.com>
3688
3689         PR rtl-optimization/57003
3690         * regcprop.c (copyprop_hardreg_forward_1): If ksvd.ignore_set_reg,
3691         call note_stores with kill_clobbered_value callback again after
3692         killing regs_invalidated_by_call.
3693
3694 2013-04-25  James Greenhalgh  <james.greenhalgh@arm.com>
3695
3696         * config/aarch64/aarch64-simd.md
3697         (aarch64_simd_bsl<mode>_internal): Rewrite RTL to not use UNSPEC_BSL.
3698         (aarch64_simd_bsl<mode>): Likewise.
3699         * config/aarch64/iterators.md (unspec): Remove UNSPEC_BSL.
3700
3701 2013-04-25  Marek Polacek  <polacek@redhat.com>
3702
3703         PR tree-optimization/57066
3704         * builtins.c (fold_builtin_logb): Return +Inf for -Inf.
3705
3706 2013-04-25  James Greenhalgh  <jame.greenhalgh@arm.com>
3707
3708         * config/aarch64/aarch64-simd.md (neg<mode>2): Use VDQ iterator.
3709
3710 2013-04-25  James Greenhalgh  <james.greenhalgh@arm.com>
3711
3712         * config/aarch64/aarch64-builtins.c
3713         (aarch64_fold_builtin): New.
3714         * config/aarch64/aarch64-protos.h (aarch64_fold_builtin): New.
3715         * config/aarch64/aarch64.c (TARGET_FOLD_BUILTIN): Define.
3716         * config/aarch64/aarch64-simd-builtins.def (abs): New.
3717         * config/aarch64/arm_neon.h
3718         (vabs<q>_<f32, 64>): Implement using __builtin_aarch64_fabs.
3719
3720 2013-04-25  James Greenhalgh  <james.greenhalgh@arm.com>
3721             Tejas Belagod  <tejas.belagod@arm.com>
3722
3723         * config/aarch64/aarch64-builtins.c
3724         (aarch64_gimple_fold_builtin): New.
3725         * config/aarch64/aarch64-protos.h (aarch64_gimple_fold_builtin): New.
3726         * config/aarch64/aarch64-simd-builtins.def (addv): New.
3727         * config/aarch64/aarch64-simd.md (addpv4sf): New.
3728         (addvv4sf): Update.
3729         * config/aarch64/aarch64.c (TARGET_GIMPLE_FOLD_BUILTIN): Define.
3730
3731 2013-04-25  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
3732
3733         * config/aarch64/aarch64.md
3734         (*cmp_swp_<optab><ALLX:mode>_shft_<GPI:mode>): New pattern.
3735
3736 2013-04-25  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
3737
3738         * config/aarch64/aarch64.md (*ngc<mode>): New pattern.
3739         (*ngcsi_uxtw): New pattern.
3740
3741 2013-04-25  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
3742             Julian Brown  <julian@codesourcery.com>
3743
3744         * config/arm/arm.c (neon_builtin_type_mode): Add T_V4HF.
3745         (TB_DREG): Add T_V4HF.
3746         (v4hf_UP): New macro.
3747         (neon_itype): Add NEON_FLOAT_WIDEN, NEON_FLOAT_NARROW.
3748         (arm_init_neon_builtins): Handle NEON_FLOAT_WIDEN, NEON_FLOAT_NARROW.
3749         Handle initialisation of V4HF. Adjust initialisation of reinterpret
3750         built-ins.
3751         (arm_expand_neon_builtin): Handle NEON_FLOAT_WIDEN, NEON_FLOAT_NARROW.
3752         (arm_vector_mode_supported_p): Handle V4HF.
3753         (arm_mangle_map): Handle V4HFmode.
3754         * config/arm/arm.h (VALID_NEON_DREG_MODE): Add V4HF.
3755         * config/arm/arm_neon_builtins.def: Add entries for
3756         vcvtv4hfv4sf, vcvtv4sfv4hf.
3757         * config/arm/neon.md (neon_vcvtv4sfv4hf): New pattern.
3758         (neon_vcvtv4hfv4sf): Likewise.
3759         * config/arm/neon-gen.ml: Handle half-precision floating point
3760         features.
3761         * config/arm/neon-testgen.ml: Handle Requires_FP_bit feature.
3762         * config/arm/arm_neon.h: Regenerate.
3763         * config/arm/neon.ml (type elts): Add F16.
3764         (type vectype): Add T_float16x4, T_floatHF.
3765         (type vecmode): Add V4HF.
3766         (type features): Add Requires_FP_bit feature.
3767         (elt_width): Handle F16.
3768         (elt_class): Likewise.
3769         (elt_of_class_width): Likewise.
3770         (mode_of_elt): Refactor.
3771         (type_for_elt): Handle F16, fix error messages.
3772         (vectype_size): Handle T_float16x4.
3773         (vcvt_sh): New function.
3774         (ops): Add entries for vcvt_f16_f32, vcvt_f32_f16.
3775         (string_of_vectype): Handle T_floatHF, T_float16, T_float16x4.
3776         (string_of_mode): Handle V4HF.
3777         * doc/arm-neon-intrinsics.texi: Regenerate.
3778
3779 2013-04-25  James Greenhalgh  <james.greenhalgh@arm.com>
3780
3781         * config/aarch64/aarch64.c (aarch64_print_operand): Fix asm_fprintf
3782         format specifier in 'X' case.
3783
3784 2013-04-25  Alan Modra  <amodra@gmail.com>
3785
3786         PR target/57052
3787         * config/rs6000/rs6000.md (rotlsi3_internal7): Rename to
3788         rotlsi3_internal7le and condition on !BYTES_BIG_ENDIAN.
3789         (rotlsi3_internal8be): New BYTES_BIG_ENDIAN insn.
3790         Repeat for many other rotate/shift and mask patterns using subregs.
3791         Name lshiftrt insns.
3792         (ashrdisi3_noppc64): Rename to ashrdisi3_noppc64be and condition
3793         on WORDS_BIG_ENDIAN.
3794
3795 2013-04-25  Alan Modra  <amodra@gmail.com>
3796
3797         * config.gcc: Support little-endian powerpc-linux targets.
3798         * config/rs6000/linux.h (LINK_OS_LINUX_EMUL): Define.
3799         (LINK_OS_LINUX_SPEC): Define.
3800         * config/rs6000/linuxspe.h (TARGET_DEFAULT):
3801         Preserve MASK_LITTLE_ENDIAN.
3802         * config/rs6000/default64.h (TARGET_DEFAULT): Likewise.
3803         * config/rs6000/linuxaltivec.h (TARGET_DEFAULT): Likewise.
3804         * config/rs6000/linux64.h (OPTION_LITTLE_ENDIAN): Don't zero.
3805         (LINK_OS_LINUX_EMUL32, LINK_OS_LINUX_EMUL64): Define.
3806         (LINK_OS_LINUX_SPEC32, LINK_OS_LINUX_SPEC64): Use above.
3807         * config/rs6000/rs6000.c (output_toc): Don't use .tc for TARGET_ELF.
3808         Correct fp word order for little-endian.  Don't shift toc entries
3809         smaller than a word for little-endian.
3810         * config/rs6000/rs6000.md (bswaphi2, bswapsi2 split): Comment.
3811         (bswapdi2 splits): Correct low-part subreg for little-endian.
3812         Remove wrong BYTES_BIG_ENDIAN tests, and rename vars to remove
3813         low/high where such is correct only for be.
3814         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Allow
3815         little-endian for -mcall-aixdesc.
3816
3817 2013-04-25  Alan Modra  <amodra@gmail.com>
3818
3819         * config/rs6000/rs6000.c (rs6000_secondary_reload_inner): Use
3820         replace_equiv_address_nv.
3821
3822 2013-04-25  Alan Modra  <amodra@gmail.com>
3823
3824         * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Tidy.
3825
3826 2013-04-24  Vladimir Makarov  <vmakarov@redhat.com>
3827
3828         Revert:
3829         2013-04-24  Vladimir Makarov  <vmakarov@redhat.com>
3830         * rtl.h (struct rtx_def): ...
3831
3832 2013-04-24  Vladimir Makarov  <vmakarov@redhat.com>
3833
3834         PR rtl-optimizations/57046
3835         * lra-constraints (split_reg): Set up lra_risky_transformations_p
3836         for multi-reg splits.
3837
3838 2013-04-24  H.J. Lu  <hongjiu.lu@intel.com>
3839
3840         * config/i386/x86-64.h (ASM_SPEC): Support -mx32.
3841
3842 2013-04-24  Sterling Augustine  <saugustine@google.com>
3843
3844         * dwarf2out.c (skeleton_debug_str_hash, add_skeleton_AT_string)
3845         (comp_dir_string, debug_str_dwo_section): New.
3846         (DEBUG_STR_DWO_SECTION): Rename to ...
3847         (DEBUG_DWO_STR_SECTION): ... this.
3848         (DEBUG_NORM_STR_SECTION): Delete.
3849         (DEBUG_STR_SECTION, DEBUG_STR_SECTION_FLAGS): Edit definitions.
3850         (DEBUG_STR_DWO_SECTION_FLAGS): New.
3851         (find_AT_string): Move most logic to ...
3852         (find_AT_string_in_table): ... here.  New.
3853         (add_top_level_skeleton_die_attrs): Call comp_dir_string and
3854         add_skeleton_AT_string.  Delete logic.
3855         (output_skeleton_debug_sections): Remove call to
3856         add_top_level_skeleton_die_attrs.
3857         (add_comp_dir_attribute): Move logic to comp_dir_string.
3858         (dwarf2out_init): Initialize debug_str_dwo_section.
3859         (output_indirect_string): Call find_string_form.
3860         (output_indirect_strings): Rewrite.
3861         (prune_unused_types): Empty skeleton_debug_str_hash.
3862         Call get_skeleton_type_unit and add_top_level_skeleton_die_attrs.
3863         (dwarf2out_finish):  Call output_indirect_strings.
3864
3865 2013-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
3866
3867         * doc/cpp.texi: Remove __GXX_EXPERIMENTAL_CXX1Y__.
3868
3869 2013-04-24  Vladimir Makarov  <vmakarov@redhat.com>
3870
3871         * rtl.h (struct rtx_def): Add comment for field jump.
3872         (LRA_SUBREG_P): New macro.
3873         * recog.c (register_operand): Check LRA_SUBREG_P.
3874         * lra.c (lra): Add note at the end of RTL code. Align non-empty
3875         stack frame.
3876         * lra-spills.c (lra_spill): Align stack after spilling pseudos.
3877         (lra_final_code_change): Skip subreg change for operators.
3878         * lra-eliminations.c (eliminate_regs_in_insn): Make return earlier
3879         if there are no operand changes.
3880         * lra-constraints.c (curr_insn_set): New.
3881         (match_reload): Set LRA_SUBREG_P.
3882         (emit_spill_move): Ditto.
3883         (check_and_process_move): Use curr_insn_set. Process only single
3884         set insns.  Don't initialize sec_mem_p and change_p.
3885         (simplify_operand_subreg): Use LRA_SUBREG_P.
3886         (reg_in_class_p): New function.
3887         (process_alt_operands): Use it.  Use #if HAVE_ATTR_enabled instead
3888         of #ifdef.  Add code to remove cycling.
3889         (process_address): Check EXTRA_CONSTRAINT_STR. Process even if
3890         non-null disp.  Reload inner instead of disp when base and index
3891         are null.  Try to put lo_sum into register.
3892         (EBB_PROBABILITY_CUTOFF): Redefine probability in percents.
3893         (check_and_process_move): Move code for move cost check to
3894         simple_move_p.  Remove equiv_substitution.
3895         (simple_move_p): New function.
3896         (curr_insn_transform): Initialize sec_mem_p and change_p.  Set up
3897         curr_insn_set.  Call check_and_process_move only for single set
3898         insns.  Use the new function.  Move call of check_and_process_move
3899         after operand equiv substitution and address process.
3900
3901 2013-04-24  James Greenhalgh  <james.greenhalgh@arm.com>
3902
3903         * config/aarch64/arm_neon.h (vld1<q>_lane*): Fix constraints.
3904         (vld1<q>_dup_<sufp><8, 16, 32, 64>): Likewise.
3905         (vld1<q>_<sufp><8, 16, 32, 64>): Likewise.
3906
3907 2013-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
3908
3909         * doc/cpp.texi: Document __GXX_EXPERIMENTAL_CXX1Y__.
3910
3911 2013-04-24  Marek Polacek  <polacek@redhat.com>
3912
3913         * tree-scalar-evolution.h (analyze_scalar_evolution): Remove.
3914         * tree-scalar-evolution.c (get_exit_conditions_rec): Likewise.
3915         (select_loops_exit_conditions): Likewise.
3916         (number_of_iterations_for_all_loops): Likewise.
3917         (analyze_scalar_evolution_for_all_loop_phi_nodes): Likewise.
3918         (scev_analysis): Likewise.
3919
3920 2013-04-02  Catherine Moore  <clm@codesourcery.com>
3921             Chao-ying Fu <fu@mips.com>
3922
3923         * config/mips/micromips.md (jraddiusp): New pattern.
3924         * config/mips/mips.c (mips_expand_epilogue): Use the JRADDIUSP
3925         instruction if possible.
3926
3927 2013-04-24  Alan Modra  <amodra@gmail.com>
3928
3929         * config/rs6000/driver-rs6000.c (elf_dcachebsize): Fix comment pasto.
3930
3931 2013-04-24  Julian Brown  <julian@codesourcery.com>
3932             Chung-Lin Tang  <cltang@codesourcery.com>
3933
3934         * dwarf2out.c (gen_enumeration_type_die): Fix HOST_BITS_PER_WIDE_INT
3935         dependency behavior in enumeration type DIE generation. Add TODO note
3936         to comments about future DW_FORM_sdata/udata re-work of related code.
3937
3938 2013-04-23  Lawrence Crowl  <crowl@google.com>
3939
3940         * Makefile.in: Update as needed below.
3941
3942         * hash-table.h (class hash_table):
3943         Correct many methods with parameter types compare_type to the correct
3944         value_type.  (Correct code was unlikely to notice the change.)
3945         (hash_table::elements_with_deleted) New.
3946         (class hashtable::iterator): New.
3947         (hashtable::begin()): New.
3948         (hashtable::end()): New.
3949         (FOR_EACH_HASH_TABLE_ELEMENT): New.
3950
3951         * statistics.c (statistics_hashes):
3952         Change type to hash_table.  Update dependent calls and types.
3953
3954         * tree-into-ssa.c (var_infos):
3955         Change type to hash_table.  Update dependent calls and types.
3956
3957         * tree-ssa-coalesce.c (struct coalesce_list_d.list):
3958         Change type to hash_table.  Update dependent calls and types.
3959
3960         * tree-ssa-loop-im.c (struct mem_ref.refs):
3961         Change type to hash_table.  Update dependent calls and types.
3962
3963         * tree-ssa-reassoc.c (undistribute_ops_list::ctable):
3964         Change type to hash_table.  Update dependent calls and types.
3965
3966         * tree-ssa-sccvn.c (vn_tables_s::nary):
3967         Change type to hash_table.  Update dependent calls and types.
3968         (vn_tables_s::phis): Likewise.
3969         (vn_tables_s::references): Likewise.
3970
3971         * tree-ssa-sccvn.h (vn_nary_op_eq): Update parameter and return types.
3972         (vn_reference_eq): Update parameter and return types.
3973
3974         * tree-ssa-structalias.c (pointer_equiv_class_table):
3975         Change type to hash_table.  Update dependent calls and types.
3976         (location_equiv_class_table): Likewise.
3977
3978         * tree-vect-data-refs.c: Consequential changes for making
3979         peeling a hash_table.
3980
3981         * tree-vect-loop.c (new_loop_vec_info): Dependent hash_table update.
3982         (destroy_loop_vec_info): Dependent hash_table update.
3983
3984         * tree-vectorizer.h (peeling_htab):
3985         Change type to hash_table.  Update dependent calls and types.
3986
3987 2013-04-23  Shiva Chen  <shiva0217@gmail.com>
3988
3989         * lra-assigns.c (find_hard_regno_for): Use lra_reg_val_equal_p
3990         to check the register content is equal or not.
3991         * lra-constraints.c (match_reload): Use lra_assign_reg_val
3992         to assign register content record.
3993         * lra-eliminations.c (update_reg_eliminate): Use
3994         lra_update_reg_val_offset to update register content offset.
3995         * lra-int.h (struct lra_reg): Add offset member.
3996         (lra_reg_val_equal_p): New static inline function.
3997         (lra_update_reg_val_offset): New static inline function.
3998         (lra_assign_reg_val): New static inline function.
3999         * lra.c (lra_create_new_reg): Use lra_assign_reg_val
4000         to assign register content record.
4001         (initialize_lra_reg_info_element): Initial offset to zero.
4002
4003 2013-04-23  Catherine Moore  <clm@codesourcery.com>
4004
4005         * config/mips/mips.md (*movhi_internal, *movqi_internal): New
4006         operands.  Record compression.
4007
4008 2013-04-23  Xinliang David Li  <davidxl@google.com>
4009
4010         * cfghhooks.c (dump_bb_for_graph): Support 'slim' graph dump.
4011
4012 2013-04-23  Richard Biener  <rguenther@suse.de>
4013
4014         PR middle-end/57036
4015         * tree-inline.c (copy_edges_for_bb): Add can_make_abnormal_goto
4016         parameter, only add abnormal goto edges from the copied body
4017         if the call could perform abnormal gotos.
4018         (copy_cfg_body): Adjust.
4019
4020 2013-04-23  Sofiane Naci  <sofiane.naci@arm.com>
4021
4022         * config/aarch64/aarch64.md (*mov<mode>_aarch64): Add simd attribute.
4023
4024 2013-04-23  Andreas Schwab  <schwab@linux-m68k.org>
4025
4026         * coretypes.h (gimple_stmt_iterator): Add struct to make
4027         compatible with C.
4028
4029 2013-04-23  Richard Biener  <rguenther@suse.de>
4030
4031         PR tree-optimization/57026
4032         * tree-vrp.c (simplify_conversion_using_ranges): Do not propagate
4033         from SSA names occuring in abnormal PHI nodes.
4034
4035 2013-04-22  Andi Kleen  <ak@linux.intel.com>
4036
4037         * lto/lto.c (print_lto_report_1): Fix LTO report names.
4038
4039 2013-04-22  Andi Kleen  <ak@linux.intel.com>
4040
4041         * lto/lto.c (print_lto_report_1): Declare early.
4042         (read_cgraph_and_symbols): Call print_lto_report_1 early.
4043
4044 2013-04-22  Andi Kleen  <ak@linux.intel.com>
4045
4046         * common.opt (-flto-report-wpa): Add.
4047         * doc/invoke.texi (-flto-report-wpa): Add.
4048         * lto/lto.c (do_whole_program_analysis): Check for lto-report-wpa.
4049         (lto_main): dito.
4050
4051 2013-04-22  Xinliang David Li  <davidxl@google.com>
4052
4053         * graph.c (draw_cfg_node_succ_edges): Add branch probility as label.
4054         * cfghhooks.c (dump_bb_for_graph): Dump profile count and frquency.
4055         * Makefile.in: New dependency
4056
4057             David Daney <ddaney.cavm@gmail.com>
4058
4059         * configure.ac (gcc_cv_as_micromips_support):  Use the
4060         --fatal-warnings option.
4061         * configure: Regenerate.
4062
4063 2013-04-22  Marek Polacek  <polacek@redhat.com>
4064
4065         PR sanitizer/56990
4066         * tsan.c (instrument_expr): Don't instrument expression
4067         in case its size is zero.
4068
4069 2013-04-22  Uros Bizjak  <ubizjak@gmail.com>
4070
4071         PR target/57032
4072         Revert:
4073         2013-03-17  Uros Bizjak  <ubizjak@gmail.com>
4074
4075         * config/alpha/alpha.c (TARGET_LRA_P): New define.
4076
4077 2013-04-22  James Greenhalgh  <james.greenhalgh@arm.com>
4078
4079         * coretypes.h (gimple_stmt_iterator_d): Forward declare.
4080         (gimple_stmt_iterator): New typedef.
4081         * gimple.h (gimple_stmt_iterator): Rename to...
4082         (gimple_stmt_iterator_d): ... This.
4083         * doc/tm.texi.in (TARGET_FOLD_BUILTIN): Detail restriction that
4084         trees be valid for GIMPLE and GENERIC.
4085         (TARGET_GIMPLE_FOLD_BUILTIN): New.
4086         * gimple-fold.c (gimple_fold_call): Call target hook
4087         gimple_fold_builtin.
4088         * hooks.c (hook_bool_gsiptr_false): New.
4089         * hooks.h (hook_bool_gsiptr_false): New.
4090         * target.def (fold_stmt): New.
4091         * doc/tm.texi: Regenerate.
4092
4093 2013-04-22  Vladimir Makarov  <vmakarov@redhat.com>
4094
4095         PR target/57018
4096         * lra-eliminations.c (mark_not_eliminable): Prevent elimination of
4097         a set sp if no stack realignment.
4098
4099 2013-04-22  Nick Clifton  <nickc@redhat.com>
4100
4101         * config.gcc (tilegx-linux): Extend extra_objs rather than
4102         overwriting it.
4103         (tilepro-linux): Likewise.
4104
4105 2013-04-22  James Greenhalgh  <james.greenhalgh@arm.com>
4106
4107         * config/aarch64/aarch64-builtins.c
4108         (CF): Remove.
4109         (CF0, CF1, CF2, CF3, CF4, CF10): New.
4110         (VAR<1-12>): Add MAP parameter.
4111         (BUILTIN_*): Likewise.
4112         * config/aarch64/aarch64-simd-builtins.def: Set MAP parameter.
4113         * config/aarch64/aarch64-simd.md (aarch64_sshl_n<mode>): Remove.
4114         (aarch64_ushl_n<mode>): Likewise.
4115         (aarch64_sshr_n<mode>): Likewise.
4116         (aarch64_ushr_n<mode>): Likewise.
4117         (aarch64_<maxmin><mode>): Likewise.
4118         (aarch64_sqrt<mode>): Likewise.
4119         * config/aarch64/arm_neon.h (vshl<q>_n_*): Use new builtin names.
4120         (vshr<q>_n_*): Likewise.
4121
4122 2013-04-22  James Greenhalgh  <james.greenhalgh@arm.com>
4123
4124         * config/aarch64/aarch64-builtins.c
4125         (aarch64_simd_builtin_type_mode): Handle SF types.
4126         (sf_UP): Define.
4127         (BUILTIN_GPF): Define.
4128         (aarch64_init_simd_builtins): Handle SF types.
4129         * config/aarch64/aarch64-simd-builtins.def (frecpe): Add support.
4130         (frecps): Likewise.
4131         (frecpx): Likewise.
4132         * config/aarch64/aarch64-simd.md
4133         (simd_types): Update simd_frcp<esx> to simd_frecp<esx>.
4134         (aarch64_frecpe<mode>): New.
4135         (aarch64_frecps<mode>): Likewise.
4136         * config/aarch64/aarch64.md (unspec): Add UNSPEC_FRECP<ESX>.
4137         (v8type): Add frecp<esx>.
4138         (aarch64_frecp<FRECP:frecp_suffix><mode>): New.
4139         (aarch64_frecps<mode>): Likewise.
4140         * config/aarch64/iterators.md (FRECP): New.
4141         (frecp_suffix): Likewise.
4142         * config/aarch64/arm_neon.h
4143         (vrecp<esx><qsd>_<fd><32, 64>): Convert to using builtins.
4144
4145 2013-04-22  Christian Bruel  <christian.bruel@st.com>
4146
4147         PR target/56995
4148         * config/sh/sh.h (enum reg_class): Remove DF_HI_REGS.
4149         (REG_CLASS_NAMES): Idem.
4150         (REG_CLASS_CONTENTS): Idem.
4151         (REGCLASS_HAS_FP_REG): Idem.
4152         * config/sh/sh.c (sh_cannot_change_mode_class): Idem.
4153         (sh_conditional_register_usage): Idem.
4154
4155 2013-04-21  Jeff Law  <law@redhat.com>
4156
4157         * tree-ssa-forwprop.c (simplify_conversion_from_bitmask): New function.
4158         (ssa_forward_propagate_and_combine): Use it.
4159
4160 2013-04-19  Vladimir Makarov  <vmakarov@redhat.com>
4161
4162         * lra.c: Update the flow chart diagram.
4163
4164 2013-04-19  Vladimir Makarov  <vmakarov@redhat.com>
4165
4166         PR rtl-optimization/56847
4167         * lra-constraints.c (process_alt_operands): Discourage alternative
4168         with non-matche doffsettable memory constraint fro memory with
4169         known offset.
4170
4171 2013-04-19  Richard Biener  <rguenther@suse.de>
4172
4173         PR tree-optimization/56982
4174         * builtins.def (BUILT_IN_LONGJMP): longjmp is not a leaf
4175         function.
4176         * gimplify.c (gimplify_call_expr): Notice special calls.
4177         (gimplify_modify_expr): Likewise.
4178         * tree-cfg.c (make_abnormal_goto_edges): Handle setjmp-like
4179         abnormal control flow receivers.
4180         (call_can_make_abnormal_goto): Handle cfun->calls_setjmp
4181         in the same way as cfun->has_nonlocal_labels.
4182         (gimple_purge_dead_abnormal_call_edges): Likewise.
4183         (stmt_starts_bb_p): Make setjmp-like abnormal control flow
4184         receivers start a basic-block.
4185
4186 2013-04-19  Richard Biener  <rguenther@suse.de>
4187
4188         * tree-vectorizer.h (struct _slp_instance): Move load_permutation
4189         member ...
4190         (struct _slp_tree): ... here.  Make it a vector of unsigned ints.
4191         (SLP_INSTANCE_LOAD_PERMUTATION): Remove.
4192         (SLP_TREE_LOAD_PERMUTATION): Add.
4193         (vect_transform_slp_perm_load): Adjust prototype.
4194         * tree-vect-slp.c (vect_free_slp_tree): Adjust.
4195         (vect_free_slp_instance): Likewise.
4196         (vect_create_new_slp_node): Likewise.
4197         (vect_supported_slp_permutation_p): Remove.
4198         (vect_slp_rearrange_stmts): Adjust.
4199         (vect_supported_load_permutation_p): Likewise.  Inline
4200         vect_supported_slp_permutation_p here.
4201         (vect_analyze_slp_instance): Compute load permutations per
4202         slp node instead of per instance.
4203         (vect_get_slp_defs): Adjust.
4204         (vect_transform_slp_perm_load): Likewise.
4205         (vect_schedule_slp_instance): Remove redundant code.
4206         (vect_schedule_slp): Remove hack for PR56270, add it ...
4207         * tree-vect-stmts.c (vectorizable_load): ... here, do not
4208         CSE loads for SLP.  Adjust.
4209
4210 2013-04-19  Greta Yorsh  <Greta.Yorsh@arm.com>
4211
4212         * config/arm/arm.c (load_multiple_sequence, ldm_stm_operation_p): Fix
4213         spelling in two comments.
4214
4215 2013-04-19  Greta Yorsh  <Greta.Yorsh@arm.com>
4216
4217         PR target/56797
4218         * config/arm/arm.c (load_multiple_sequence): Require SP
4219         as base register for loads if SP is in the register list.
4220
4221 2013-04-19  Martin Jambor  <mjambor@suse.cz>
4222
4223         PR tree-optimization/56718
4224         * ipa-cp.c (ipa_value_from_known_type_jfunc): Moved...
4225         * ipa-prop.c (ipa_binfo_from_known_type_jfunc): ...here, renamed
4226         and made public.  Adjusted all callers.
4227         (ipa_intraprocedural_devirtualization): New function.
4228         * ipa-prop.h (ipa_binfo_from_known_type_jfunc): Declare.
4229         (ipa_intraprocedural_devirtualization): Likewise.
4230         * Makefile.in (tree-ssa-pre.o): Add ipa-prop.h to dependencies.
4231
4232 2013-04-19  Richard Biener  <rguenther@suse.de>
4233
4234         PR tree-optimization/57000
4235         * tree-ssa-reassoc.c (pass_reassoc): Add TODO_update_ssa_only_virtuals.
4236
4237 2013-04-19  Terry Guo  <terry.guo@arm.com>
4238
4239         * config/arm/cortex-m4-fpu.md (cortex_m4_v): Delete cpu unit.
4240         Replace with ...
4241         (cortex_m4_v_a,  cortex_m4_v_b): ... new cpu units.
4242         (cortex_m4_v, cortex_m4_exa_va, cortex_m4_exb_vb): New reservations.
4243         (cortex_m4_fmacs): Use new reservations.
4244         (cortex_m4_f_load, cortex_m4_f_store): Likewise.
4245
4246 2013-04-18  Vladimir Makarov  <vmakarov@redhat.com>
4247
4248         PR rtl-optimization/56999
4249         * lra-coalesce.c (coalescable_pseudo_p): Remove 2nd parameter and
4250         related code.
4251         (lra_coalesce): Remove split_origin_bitmap and related code.
4252         * lra.c (lra): Coalesce after undoing inheritance.  Recreate live
4253         ranges if necessary.
4254
4255 2013-04-18  Uros Bizjak  <ubizjak@gmail.com>
4256
4257         * config/i386/i386.c (x86_64_ms_sysv_extra_clobbered_registers):
4258         New array.
4259         (ix86_expand_call): Remove clobbered_registers array and use
4260         x86_64_ms_sysv_extra_clobbered_registers instead.
4261         * config/i386/i386.h (x86_64_ms_sysv_extra_clobbered_registers):
4262         Declare here.
4263         * config/i386/predicates.md (call_rex64_ms_sysv_operation): New
4264         predicate.
4265         * config/i386/i386.md (*call_rex64_ms_sysv): Use
4266         call_rex64_ms_sysv_operation predicate.  Remove explicit clobbers.
4267         (*call_value_rex64_ms_sysv): Ditto.
4268
4269 2013-04-18  Cary Coutant  <ccoutant@google.com>
4270
4271         * dwarf2out.c (output_pubnames): Check die_perennial_p of
4272         parent instead of die_mark.
4273
4274 2013-04-18  Diego Novillo  <dnovillo@google.com>
4275
4276         * gimple.c (create_gimple_tmp): New.
4277         (get_expr_type): New.
4278         (build_assign): New.
4279         (build_type_cast): New.
4280         * gimple.h (enum ssa_mode): Define.
4281         (gimple_seq_set_location): New.
4282         * asan.c (build_check_stmt): Change some gimple_build_* calls
4283         to use build_assign and build_type_cast.
4284
4285 2013-04-18  Richard Biener  <rguenther@suse.de>
4286
4287         * tree-vect-data-refs.c (vect_analyze_group_access): Properly
4288         handle negative step.  Remove redundant checks.
4289         (vect_create_data_ref_ptr): Avoid ICEs with non-constant steps.
4290         * tree-vect-stmts.c (vectorizable_load): Instead of asserting
4291         for negative step and grouped loads fail to vectorize.
4292
4293 2013-04-18  Steven Bosscher  <steven@gcc.gnu.org>
4294
4295         * emit-rtl.c (reset_insn_used_flags): New function.
4296         (reset_all_used_flags): Use it.
4297         (verify_insn_sharing): New function.
4298         (verify_rtl_sharing): Fix verification for SEQUENCEs.
4299
4300 2013-04-18  Jakub Jelinek  <jakub@redhat.com>
4301
4302         PR tree-optimization/56984
4303         * tree-vrp.c (register_edge_assert_for_2): For (x >> M) < N
4304         and (x >> M) >= N don't register any assertion if N << M is the
4305         minimum value.
4306
4307 2013-04-18  Steven Bosscher  <steven@gcc.gnu.org>
4308
4309         * lower-subreg.c (resolve_simple_move): If called self-recursive,
4310         do not delete_insn insns that have not yet been emitted, only
4311         unlink them with remove_insn.
4312         * df-scan.c (df_insn_delete): Revert r197492.
4313
4314 2013-04-17  Steven Bosscher  <steven@gcc.gnu.org>
4315
4316         * emit-rtl.c (link_insn_into_chain): Handle chaining of SEQUENCEs.
4317         * reorg.c (emit_delay_sequence): Simplify with emit-rtl API.
4318
4319 2013-04-17  Greta Yorsh  <Greta.Yorsh@arm.com>
4320
4321         * config/arm/arm.md (movsicc_insn): Convert define_insn into
4322         define_insn_and_split.
4323         (and_scc,ior_scc,negscc): Likewise.
4324         (cmpsi2_addneg, subsi3_compare): Convert to named patterns.
4325
4326 2013-04-17  Greta Yorsh  <Greta.Yorsh@arm.com>
4327
4328         * config/arm/arm.c (use_return_insn): Return 0 for targets that
4329         can benefit from using a sequence of LDRD instructions in epilogue
4330         instead of a single LDM instruction.
4331
4332 2013-04-17  Manuel López-Ibáñez  <manu@gcc.gnu.org>
4333
4334         PR 45688
4335         * doc/extend.texi: Fix typo.
4336
4337 2013-04-17  Richard Biener  <rguenther@suse.de>
4338
4339         * tree-vect-slp.c (vect_build_slp_tree_1): Split out from ...
4340         (vect_build_slp_tree): ... here.
4341         (vect_build_slp_tree_1): Compute which stmts of the SLP group
4342         match.  Remove special-casing of mismatched complex loads.
4343         (vect_build_slp_tree): Based on the result from vect_build_slp_tree_1
4344         re-try the match with swapped commutative operands.
4345         (vect_supported_load_permutation_p): Remove special-casing of
4346         mismatched complex loads.
4347         (vect_analyze_slp_instance): Adjust.
4348
4349 2013-04-17  Richard Biener  <rguenther@suse.de>
4350
4351         PR rtl-optimization/56921
4352         * cfgloop.h (struct loop): Add simple_loop_desc member.
4353         (struct niter_desc): Mark with GTY(()).
4354         (simple_loop_desc): Do not use aux field but simple_loop_desc.
4355         * loop-iv.c (get_simple_loop_desc): Likewise.
4356         (free_simple_loop_desc): Likewise.
4357
4358         Revert
4359         2013-04-16  Richard Biener  <rguenther@suse.de>
4360
4361         PR rtl-optimization/56921
4362         * loop-init.c (pass_rtl_move_loop_invariants): Add
4363         TODO_do_not_ggc_collect to todo_flags_finish.
4364         (pass_rtl_unswitch): Same.
4365         (pass_rtl_unroll_and_peel_loops): Same.
4366         (pass_rtl_doloop): Same.
4367
4368 2013-04-17  Eric Botcazou  <ebotcazou@adacore.com>
4369
4370         * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): New.
4371         (decl_refs_may_alias_p): Add REF1 and REF2 parameters.
4372         Use nonoverlapping_component_refs_of_decl_p to disambiguate component
4373         references.
4374         (refs_may_alias_p_1): Adjust call to decl_refs_may_alias_p.
4375         * tree-streamer.c (record_common_node): Adjust reference in comment.
4376
4377 2013-04-17  Terry Guo  <terry.guo@arm.com>
4378
4379         * config/arm/cortex-m4.md: Add a new bypass.
4380
4381 2013-04-16  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
4382
4383         * config/aarch64/aarch64.md (*adds_<optab><mode>_multp2):
4384         New pattern.
4385         (*subs_<optab><mode>_multp2): New pattern.
4386         (*adds_<optab><ALLX:mode>_<GPI:mode>): New pattern.
4387         (*subs_<optab><ALLX:mode>_<GPI:mode>): New pattern.
4388
4389 2013-04-16  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
4390
4391         * config/aarch64/aarch64.md (*adds_mul_imm_<mode>): New pattern.
4392         (*subs_mul_imm_<mode>): New pattern.
4393
4394 2013-04-16  David Edelsohn  <dje.gcc@gmail.com>
4395
4396         PR target/56948
4397         * config/rs6000/vsx.md (vsx_mov<mode>): Add j->r alternative.
4398         (vsx_movti_64bit): Change j->wa to O->wa.  Add n->r alternative.
4399         (vsx_movti_32bit): Change j->wa to O->wa.
4400
4401 2013-04-16  Richard Biener  <rguenther@suse.de>
4402
4403         PR rtl-optimization/56921
4404         * loop-init.c (pass_rtl_move_loop_invariants): Add
4405         TODO_do_not_ggc_collect to todo_flags_finish.
4406         (pass_rtl_unswitch): Same.
4407         (pass_rtl_unroll_and_peel_loops): Same.
4408         (pass_rtl_doloop): Same.
4409
4410 2013-04-16  Greta Yorsh  <Greta.Yorsh@arm.com>
4411
4412         * config/arm/arm.c (emit_multi_reg_push): New declaration
4413         for an existing function.
4414         (arm_emit_strd_push): New function.
4415         (arm_expand_prologue): Used here.
4416         (arm_emit_ldrd_pop): New function.
4417         (arm_expand_epilogue): Used here.
4418         (arm_get_frame_offsets): Update condition.
4419         (arm_emit_multi_reg_pop): Add a special case for load of a single
4420         register with writeback.
4421
4422 2013-04-16  Uros Bizjak  <ubizjak@gmail.com>
4423
4424         * doc/invoke.texi (i386 Option): Reword -mstack-protector-guard
4425         description.
4426
4427 2013-04-16  Richard Biener  <rguenther@suse.de>
4428
4429         PR tree-optimization/56756
4430         * tree-ssa-loop-im.c (struct first_mem_ref_loc_1): New functor.
4431         (first_mem_ref_loc): New.
4432         (execute_sm): Place the load temporarily before a previous
4433         access instead of in the latch edge to ensure its SSA dependencies
4434         are defined at points dominating the load.
4435
4436 2013-04-16  Steven Bosscher  <steven@gcc.gnu.org>
4437
4438         * cfgrtl.c (cfg_layout_merge_blocks): Revert r184005, implement
4439         correct fix by moving header and footer insn to the footer of
4440         the merged basic block.  Clear BB_END of the merged-away block.
4441
4442         PR middle-end/43631
4443         * emit-rtl.c (make_note_raw): New function.
4444         (link_insn_into_chain): New static inline function.
4445         (add_insn): Use it.
4446         (add_insn_before, add_insn_after): Factor insn chain linking code...
4447         (add_insn_before_nobb, add_insn_after_nobb): ...here, new functions
4448         using link_insn_into_chain.
4449         (note_outside_basic_block_p): New helper function for emit_note_after
4450         and emit_note_before.
4451         (emit_note_after): Use nobb variant of add_insn_after if the note
4452         should not be contained in a basic block.
4453         (emit_note_before): Use nobb variant of add_insn_before if the note
4454         should not be contained in a basic block.
4455         (emit_note_copy): Use make_note_raw.
4456         (emit_note): Likewise.
4457         * bb-reorder.c (insert_section_boundary_note): Remove hack to set
4458         BLOCK_FOR_INSN to NULL manually for NOTE_INSN_SWITCH_TEXT_SECTIONS.
4459         * jump.c (cleanup_barriers): Use reorder_insns_nobb to avoid making
4460         the moved barrier the tail of the basic block it follows.
4461         * var-tracking.c (pass_variable_tracking): Add TODO_verify_flow.
4462
4463 2013-04-15  Jakub Jelinek  <jakub@redhat.com>
4464
4465         PR tree-optimization/56962
4466         * gimple-ssa-strength-reduction.c (record_increment): Only set
4467         initializer if gimple_assign_rhs_code is {,POINTER_}PLUS_EXPR and
4468         either rhs1 or rhs2 is equal to c->base_expr.
4469
4470 2013-04-15  Richard Biener  <rguenther@suse.de>
4471
4472         PR tree-optimization/56933
4473         * tree-vectorizer.h (struct _stmt_vec_info): Remove read_write_dep
4474         member.
4475         (GROUP_READ_WRITE_DEPENDENCE): Remove.
4476         (STMT_VINFO_GROUP_READ_WRITE_DEPENDENCE): Likewise.
4477         * tree-vect-data-refs.c (vect_analyze_group_access): Move
4478         dependence check ...
4479         vect_analyze_data_ref_dependence (vect_analyze_data_ref_dependence):
4480         ... here.
4481         * tree-vect-stmts.c (new_stmt_vec_info): Do not initialize
4482         GROUP_READ_WRITE_DEPENDENCE.
4483
4484 2013-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
4485
4486         * emit-rtl.c (reset_all_used_flags): New function.
4487         (verify_rtl_sharing): Call reset_all_used_flags before and after
4488         performing the checks.
4489
4490 2013-04-15  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
4491
4492         * config/arm/arm.c (const_ok_for_dimode_op): Handle AND case.
4493         * config/arm/arm.md (*anddi3_insn): Change to insn_and_split.
4494         * config/arm/constraints.md (De): New constraint.
4495         * config/arm/neon.md (anddi3_neon): Delete.
4496         (neon_vand<mode>): Expand to standard anddi3 pattern.
4497         * config/arm/predicates.md (imm_for_neon_inv_logic_operand):
4498         Move earlier in the file.
4499         (neon_inv_logic_op2): Likewise.
4500         (arm_anddi_operand_neon): New predicate.
4501
4502 2013-04-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
4503
4504         * configure.ac (gcc_cv_ld_as_needed): Set
4505         gcc_cv_ld_as_needed_option, gcc_cv_no_as_needed_option.
4506         Use -z ignore, -z record on *-*-solaris2*.
4507         (HAVE_LD_AS_NEEDED): Update comment.
4508         (LD_AS_NEEDED_OPTION, LD_NO_AS_NEEDED_OPTION): Define.
4509         * configure: Regenerate.
4510         * config.in: Regenerate.
4511         * gcc.c (init_gcc_specs) [USE_LD_AS_NEEDED]: Use
4512         LD_AS_NEEDED_OPTION, LD_NO_AS_NEEDED_OPTION.
4513         * config/sol2.h [HAVE_LD_AS_NEEDED] (USE_LD_AS_NEEDED): Define.
4514         * doc/tm.texi.in (USE_LD_AS_NEEDED): Allow for --as-needed
4515         equivalents.  Fix markup.
4516         * doc/tm.texi: Regenerate.
4517
4518 2013-04-15  Andrew Hsieh  <andrewhsieh.google.com>
4519
4520         * config/i386/i386.opt: New option mstack-protector-guard=.
4521         * config/i386/i386-opts.h: Add enum stack_protector_guard.
4522         * config/i386/i386.h: Define TARGET_SSP_GLOBAL_GUARD and
4523         TARGET_SSP_TLS_GUARD.
4524         * config/i386/i386.c (ix86_option_override_internal): Set
4525         ix86_stack_protector_guard.
4526         * config/i386/i386.md (stack_protect_set): Enable for
4527         TARGET_SSP_TLS_GUARD only.
4528         (stack_protect_set_<mode>): Ditto.
4529         (stack_protect_test): Ditto.
4530         (stack_protect_test_<mode>): Ditto.
4531         * doc/invoke.texi (i386 Option): Document.
4532
4533 2013-04-15  Eric Botcazou  <ebotcazou@adacore.com>
4534
4535         PR target/56890
4536         * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
4537         (S_MODES): Set H_MODE bit.
4538         (SF_MODES): Set only S_MODE and SF_MODE bits.
4539         (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
4540         (sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
4541         <MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
4542         <MODE_FLOAT>: Likewise.
4543
4544 2013-04-15  Joey Ye  <joey.ye@arm.com>
4545
4546         * config/arm/arm.c (thumb_far_jump_used_p): Fix typo in comments.
4547
4548 2013-04-15  Joey Ye  <joey.ye@arm.com>
4549
4550         * config/arm/arm.c (thumb1_final_prescan_insn): Assert lr save
4551         for real far jump.
4552         (thumb_far_jump_used_p): Count instruction size and set
4553         far_jump_used.
4554
4555 2013-04-14  Eric Botcazou  <ebotcazou@adacore.com>
4556
4557         * reorg.c (fill_simple_delay_slots): Reindent block of code.
4558         * resource.c (mark_target_live_regs): Reformat conditional block.
4559
4560 2013-04-13  Steven Bosscher  <steven@gcc.gnu.org>
4561
4562         * sched-deps.c (deps_analyze_insn): Do not check for EH_REGION insn
4563         notes, they are emitted only just before final.
4564         * sched-int.h: Include insn-attr.h before checking INSN_SCHEDULING.
4565
4566 2013-04-13  Steven Bosscher  <steven@gcc.gnu.org>
4567
4568         * emit-rtl.c (remove_insn): Do not call df_insn_delete here.
4569         * cfgrtl.c (delete_insn): Call it here instead.
4570         * lra-spills.c (lra_final_code_change): Use delete_insn.
4571         * haifa-sched.c (sched_remove_insn): Likewise.
4572         * sel-sched-ir.c (return_nop_to_pool): Clear INSN_DELETED_P for nops
4573         returning to the nop pool.
4574         (sel_remove_insn): Simplify the only_disconnect case via remove_insn,
4575         use delete_insn for definitive removal.  Clear BLOCK_FOR_INSN.
4576
4577 2013-04-12  Steven Bosscher  <steven@gcc.gnu.org>
4578
4579         * doc/tm.texi.in (LOOP_ALIGN): Remove loop note references.
4580         * doc/tm.texi: Regenerated.
4581
4582 2013-04-12  Uros Bizjak  <ubizjak@gmail.com>
4583
4584         * config/i386/i386.c (ix86_hard_regno_mode_ok): Use ANY_QI_REGNO_P in
4585         QImode checks.
4586
4587 2013-04-12  Steven Bosscher  <steven@gcc.gnu.org>
4588
4589         * df-core.c (df_find_def): Compare register numbers.
4590         (df_find_use): Likewise.
4591
4592 2013-04-12  Vladimir Makarov  <vmakarov@redhat.com>
4593
4594         PR target/56903
4595         * config/i386/i386.c (ix86_hard_regno_mode_ok): Add
4596         lra_in_progress for return.
4597
4598 2013-04-12  Greta Yorsh  <Greta.Yorsh@arm.com>
4599
4600         * config/arm/arm.md (mov_scc,mov_negscc,mov_notscc): Convert
4601         define_insn into define_insn_and_split and emit movsicc patterns.
4602
4603 2013-04-12  Greta Yorsh  <Greta.Yorsh@arm.com>
4604
4605         * config/arm/arm.c (gen_operands_ldrd_strd): Initialize "base".
4606
4607 2013-04-12  Richard Biener  <rguenther@suse.de>
4608
4609         * tree-pass.h (TODO_do_not_ggc_collect): New.
4610         * passes.c (execute_one_ipa_transform_pass): Honor
4611         TODO_do_not_ggc_collect.
4612         (execute_one_pass): Likewise.
4613
4614         Revert
4615         2013-04-10  Richard Biener  <rguenther@suse.de>
4616
4617         * passes.c (init_optimization_passes): Remove reload pass.
4618         * ira.c (do_reload): Merge into ...
4619         (ira): ... this.
4620         (rest_of_handle_reload): Remove.
4621         (pass_reload): Likewise.
4622         * config/i386/i386.c (ix86_option_override): Refer to ira instead
4623         of reload for vzeroupper pass placement.
4624
4625 2013-04-12  Jakub Jelinek  <jakub@redhat.com>
4626
4627         PR tree-optimization/56918
4628         PR tree-optimization/56920
4629         * fold-const.c (int_const_binop_1): Use op1.mul_with_sign (op2, ...)
4630         instead of op1 - op2.  Pass 2 * TYPE_PRECISION (type) as second
4631         argument to rshift method.  For 2 * HOST_BITS_PER_WIDE_INT precision
4632         use wide_mul_with_sign method.
4633
4634 2013-04-12  Richard Biener  <rguenther@suse.de>
4635
4636         * gimple.c (is_gimple_constant): Vector CONSTRUCTORs should
4637         not be considered a gimple constant.
4638
4639 2013-04-12  Marc Glisse  <marc.glisse@inria.fr>
4640
4641         * fold-const.c (const_binop): Handle vector shifts by a scalar.
4642         (fold_binary_loc): Call const_binop also for mixed vector-scalar
4643         operations.
4644
4645 2013-04-12  Manuel López-Ibáñez  <manu@gcc.gnu.org>
4646             Jakub Jelinek  <jakub@redhat.com>
4647
4648         * opts.c: Include diagnostic-color.h.
4649         (common_handle_option): Handle OPT_fdiagnostics_color_.
4650         * Makefile.in (OBJS-libcommon): Add diagnostic-color.o.
4651         (diagnostic.o, opts.o, pretty-print.o): Depend on diagnostic-color.h.
4652         (diagnostic-color.o): New.
4653         * common.opt (fdiagnostics-color, fdiagnostics-color=): New options.
4654         (diagnostic_color_rule): New enum.
4655         * dwarf2out.c (gen_producer_string): Don't print -fdiagnostics-color*.
4656         * langhooks.c (lhd_print_error_function): Add %r "locus" and %R around
4657         the location string.
4658         * diagnostic.def: Add 3rd argument to DEFINE_DIAGNOSTIC_KIND macros,
4659         either NULL, or color kind.
4660         * diagnostic-color.c: New file.
4661         * diagnostic-color.h: New file.
4662         * diagnostic-core.h (DEFINE_DIAGNOSTIC_KIND): Adjust macro for 3
4663         arguments.
4664         * doc/invoke.texi (-fdiagnostics-color): Document.
4665         * pretty-print.h (pp_show_color): Define.
4666         (struct pretty_print_info): Add show_color field.
4667         * diagnostic.c: Include diagnostic-color.h.
4668         (diagnostic_build_prefix): Adjust for 3 argument DEFINE_DIAGNOSTIC_KIND
4669         macros.  Colorize error:, warning: etc. strings and also the location
4670         string.
4671         (diagnostic_show_locus): Colorize the caret line.
4672         * pretty-print.c: Include diagnostic-color.h.
4673         (pp_base_format): Handle %r and %R format specifiers.  Colorize strings
4674         inside of %< %> quotes or quoted through q format modifier.
4675
4676 2013-04-12  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
4677
4678         * ifcvt.c (end_ifcvt_sequence): Mark a and b for unsharing as well.
4679
4680 2013-04-11  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
4681
4682         * config/aarch64/aarch64.c (aarch64_select_cc_mode): Allow NEG
4683         code in CC_NZ mode.
4684         * config/aarch64/aarch64.md (*neg_<shift><mode>3_compare0): New
4685         pattern.
4686
4687 2013-04-11  Marek Polacek  <polacek@redhat.com>
4688
4689         PR tree-optimization/48184
4690         * params.def (PARAM_ALIGN_THRESHOLD): Increase the minimum value to 1.
4691
4692 2013-04-11  Eric Botcazou  <ebotcazou@adacore.com>
4693
4694         * stor-layout.c (skip_simple_constant_arithmetic): Move to...
4695         * tree.c (skip_simple_constant_arithmetic): ...here and make public.
4696         (skip_simple_arithmetic): Tidy up.
4697         * tree.h (skip_simple_constant_arithmetic): Declare.
4698
4699 2013-04-11  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
4700
4701         * config/aarch64/aarch64.h (REVERSIBLE_CC_MODE): Define.
4702
4703 2013-04-11  Richard Biener  <rguenther@suse.de>
4704
4705         * tree-vect-loop.c (get_initial_def_for_induction): Properly
4706         generate vector constants.
4707
4708 2013-04-11  Richard Biener  <rguenther@suse.de>
4709
4710         PR tree-optimization/56878
4711         * tree-flow.h (outermost_invariant_loop_for_expr): Declare.
4712         * tree-ssa-loop-ivopts.c (outermost_invariant_loop_for_expr):
4713         New function.
4714         * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
4715         Prefer to align the DR with the most invariant base address.
4716
4717 2013-04-11  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>
4718
4719         * opts.c (common_handle_option): Fix formatting and add FALLTHRU
4720         comment.
4721
4722 2013-04-11  James Greenhalgh  <james.greenhalgh@arm.com>
4723
4724         * config/aarch64/aarch64-simd.md (aarch64_vcond_internal): Fix
4725         floating-point vector comparisons against 0.
4726
4727 2013-04-11  Jakub Jelinek  <jakub@redhat.com>
4728
4729         PR tree-optimization/56899
4730         * fold-const.c (extract_muldiv_1): Apply distributive law
4731         only if TYPE_OVERFLOW_WRAPS (ctype).
4732
4733 2013-04-11  Bin Cheng  <bin.cheng@arm.com>
4734
4735         PR target/56124
4736         * ira-costs.c (scan_one_insn): Check whether the source rtx of
4737         loading has side effect.
4738
4739 2013-04-10  Steven Bosscher  <steven@gcc.gnu.org>
4740
4741         * config/sparc/sparc.c: Include tree-pass.h.
4742         (TARGET_MACHINE_DEPENDENT_REORG): Do not redefine.
4743         (sparc_reorg): Rename to sparc_do_work_around_errata.  Move to
4744         head of file.  Change return type.  Split off gate function.
4745         (sparc_gate_work_around_errata): New function.
4746         (pass_work_around_errata): New pass definition.
4747         (insert_pass_work_around_errata) New pass insert definition to
4748         insert pass_work_around_errata just after delayed-branch scheduling.
4749         (sparc_option_override): Insert the pass.
4750         * config/sparc/t-sparc (sparc.o): Add TREE_PASS_H dependence.
4751
4752 2013-04-10  David S. Miller  <davem@davemloft.net>
4753
4754         * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
4755         or -mcpu=hypersparc.
4756
4757         * target.def (cstore_mode): New hook.
4758         * target.h: Include insn-codes.h
4759         * targhooks.c: Likewise.
4760         (default_cstore_mode): New function.
4761         * targhooks.h: Declare it.
4762         * doc/tm.texi.in: New hook slot for TARGET_CSTORE_MODE.
4763         * doc/tm.texi: Rebuild.
4764         * expmed.c (emit_cstore): Obtain cstore boolean result mode using
4765         target hook, rather than inspecting the insn_data.
4766         * config/sparc/sparc.c (sparc_cstore_mode): New function.
4767         (TARGET_CSTORE_MODE): Redefine.
4768         (emit_scc_insn): When TARGET_ARCH64, emit new 64-bit boolean
4769         result patterns.
4770         * config/sparc/predicates.md (cstore_result_operand): New special
4771         predicate.
4772         * config/sparc/sparc.md (cstoresi4, cstoredi4, cstore<F:mode>4):
4773         Use it for operand 0.
4774         (*seqsi_special): Rewrite using 'P' mode iterator on operand 0.
4775         (*snesi_special): Likewise.
4776         (*snesi_zero): Likewise.
4777         (*seqsi_zero): Likewise.
4778         (*sltu_insn): Likewise.
4779         (*sgeu_insn): Likewise.
4780         (*seqdi_special): Make operand 0 and comparison operation be of
4781         DImode.
4782         (*snedi_special): Likewise.
4783         (*snedi_special_vis3): Likewise.
4784         (*neg_snesi_zero): Rename to *neg_snesisi_zero.
4785         (*neg_snesi_sign_extend): Rename to *neg_snesidi_zero.
4786         (*snesi_zero_extend): Delete, covered by 'P' mode iterator.
4787         (*neg_seqsi_zero): Rename to *neg_seqsisi_zero.
4788         (*neg_seqsi_sign_extend): Rename to *neg_seqsidi_zero.
4789         (*seqsi_zero_extend): Delete, covered by 'P' mode iterator.
4790         (*sltu_extend_sp64): Likewise.
4791         (*neg_sltu_insn): Rename to *neg_sltusi_insn.
4792         (*neg_sltu_extend_sp64): Rename to *neg_sltudi_insn.
4793         (*sgeu_extend_sp64): Delete, covered by 'P' mode iterator.
4794         (*neg_sgeu_insn): Rename to *neg_sgeusi_insn.
4795         (*neg_sgeu_extend_sp64): Rename to *neg_sgeudi_insn.
4796
4797 2013-04-10  Yufeng Zhang  <yufeng.zhang@arm.com>
4798
4799         * config/aarch64/aarch64.c (aarch64_print_extension): New function.
4800         (aarch64_start_file): Use the new function.
4801
4802 2013-04-10  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>
4803             Jason Merrill  <jason@redhat.com>
4804
4805         * common.opt: Add -gdwarf.
4806         * opts.c (common_handle_option): Handle it.
4807         * gcc.c (ASM_DEBUG_SPEC): Don't expect "-2" for DWARF.
4808
4809 2013-04-10  Richard Biener  <rguenther@suse.de>
4810
4811         * passes.c (execute_todo): Do not call ggc_collect conditional here.
4812         (execute_one_ipa_transform_pass): But unconditionally here.
4813         (execute_one_pass): And here.
4814         (init_optimization_passes): Remove reload pass.
4815         * tree-pass.h (TODO_ggc_collect): Remove.
4816         (pass_reload): Likewise.
4817         * ira.c (do_reload): Merge into ...
4818         (ira): ... this.
4819         (rest_of_handle_reload): Remove.
4820         (pass_reload): Likewise.
4821         * config/i386/i386.c (ix86_option_override): Refer to ira instead
4822         of reload for vzeroupper pass placement.
4823         * <everywhere>: Remove TODO_ggc_collect from todo_flags_start
4824         and todo_flags_finish of all passes.
4825
4826 2013-04-10  Richard Biener  <rguenther@suse.de>
4827
4828         * tree-vectorizer.h (struct _slp_oprnd_info): Remove
4829         first_const_oprnd field, rename first_def_type to first_op_type.
4830         * tree-vect-slp.c (vect_create_oprnd_info): Adjust.
4831         (vect_get_and_check_slp_defs): Always use the type of the
4832         operand.  Allow mixed vect_external_def, vect_constant_def types.
4833         (vect_get_constant_vectors): Handle mixed vect_external_def,
4834         vect_constant_def types.
4835
4836 2013-04-10  Joern Rennecke <joern.rennecke@embecosm.com>
4837
4838         PR tree-optimization/55524
4839         * tree-ssa-math-opts.c
4840         (convert_mult_to_fma): Don't use an fms construct
4841         when we don't have an fms operation, but fnma, and it looks
4842         likely that we'll be able to use the latter.
4843
4844 2013-04-10  Zhouyi Zhou <yizhouzhou@ict.ac.cn>
4845
4846         * cif-code.def (OVERWRITABLE): Correct the comment for overwritable
4847         function.
4848         * ipa-inline.c (can_inline_edge_p): Let dump mechanism report the
4849         inline fail caused by overwritable functions.
4850
4851 2013-04-10  Chung-Ju Wu  <jasonwucj@gmail.com>
4852
4853         * combine.c (simplify_compare_const): Use GET_MODE_MASK to filter out
4854         unnecessary bits in the constant power of two case.
4855
4856 2013-04-10  Richard Biener  <rguenther@suse.de>
4857
4858         * tree-vect-slp.c (vect_get_and_check_slp_defs): Remove
4859         broken code swapping operands.
4860         (vect_build_slp_tree): Do not compute load permutations here.
4861         (vect_analyze_slp_instance): Compute load permutations here,
4862         after building the SLP tree.
4863
4864 2013-04-09  Christian Bruel  <christian.bruel@st.com>
4865
4866         * config/sh/sh.md (barrier_align): Use next/prev_active_insn instead
4867         of next/prev_real_insn.
4868
4869 2013-04-09  Jan Hubicka  <jh@suse.cz>
4870
4871         * ipa.c (cgraph_externally_visible_p, varpool_externally_visible_p):
4872         Drop aliased parameter.
4873         (function_and_variable_visibility): Do not handle alias pairs.
4874         * cgraph.c (varpool_externally_visible_p): Update prototype.
4875         * varpool.c (varpool_add_new_variable): Update.
4876
4877 2013-04-09  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
4878
4879         * config/arm/arm.md (minmax_arithsi_non_canon): New pattern.
4880
4881 2013-04-09  Steven Bosscher  <steven@gcc.gnu.org>
4882
4883         * sched-vis.c (print_pattern): Print SEQUENCE of insns as insns.
4884
4885         * config/sparc/sparc.md: Use define_c_enum for "unspec" and "unspecv".
4886
4887 2013-04-09  Marek Polacek  <polacek@redhat.com>
4888
4889         PR tree-optimization/48762
4890         * params.def (PARAM_MAX_CSE_INSNS): Increase the minimum value to 1.
4891
4892 2013-04-09  Richard Biener  <rguenther@suse.de>
4893
4894         * tree-vect-slp.c (vect_get_and_check_slp_defs): Remove code
4895         dealing with cost.
4896         (vect_build_slp_tree): Likewise.
4897         (vect_analyze_slp_cost_1, vect_analyze_slp_cost): New functions
4898         calculating the cost of a SLP instance.
4899         (vect_analyze_slp_instance): Use it from here, after building
4900         the SLP tree.
4901
4902 2013-04-09  Jakub Jelinek  <jakub@redhat.com>
4903
4904         PR middle-end/56883
4905         * omp-low.c (expand_omp_for_generic, expand_omp_for_static_nochunk,
4906         expand_omp_for_static_chunk): Use simple_p = true in
4907         force_gimple_operand_gsi calls when assigning to addressable decls.
4908
4909 2013-04-09  Jeff Law  <law@redhat.com>
4910
4911         * tree-vrp.c (simplify_cond_using_ranges): Simplify test of boolean
4912         when the boolean was created by converting a wider object which
4913         had a boolean range.
4914
4915 2013-04-09  Richard Biener  <rguenther@suse.de>
4916
4917         * tree-vectorizer.h (slp_void_p): Remove.
4918         (slp_tree): Typedef before _slp_tree declaration.
4919         (struct _slp_tree): Use a vector of slp_tree as children.
4920         (vect_get_place_in_interleaving_chain): Remove.
4921         * tree-vect-data-refs.c (vect_get_place_in_interleaving_chain):
4922         Move ...
4923         * tree-vect-slp.c (vect_get_place_in_interleaving_chain): ... here
4924         and make static.
4925         (vect_free_slp_tree, vect_print_slp_tree, vect_mark_slp_stmts,
4926         vect_mark_slp_stmts_relevant, vect_slp_rearrange_stmts,
4927         vect_detect_hybrid_slp_stmts, vect_slp_analyze_node_operations,
4928         vect_schedule_slp_instance, vect_remove_slp_scalar_calls):
4929         Use slp_node instead of slp_void_p and adjust.
4930
4931 2013-04-09  Richard Biener  <rguenther@suse.de>
4932
4933         * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa): Avoid
4934         work that is not necessary.
4935
4936 2013-04-09  Jakub Jelinek  <jakub@redhat.com>
4937
4938         PR tree-optimization/56854
4939         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't
4940         forward into clobber stmts if it would change MEM_REF lhs into
4941         non-MEM_REF.
4942
4943 2013-04-09  Maxim Kuvyrkov  <maxim@kugelworks.com>
4944
4945         * tree.c (type_hash_lookup, type_hash_add): Make static.
4946         * tree.h (type_hash_lookup, type_hash_add): Remove global declarations.
4947
4948 2013-04-09  Richard Biener  <rguenther@suse.de>
4949
4950         * tree.h (unsave_expr_now): Remove.
4951         * tree-inline.c (mark_local_for_remap_r): Remove.
4952         (unsave_expr_1): Likewise.
4953         (unsave_r): Likewise.
4954         (unsave_expr_now): Likewise.
4955         * tree-ssa-copy.c (replace_exp_1): Use unshare_expr.
4956         (propagate_tree_value): Likewise.
4957
4958 2013-04-08  Steven Bosscher  <steven@gcc.gnu.org>
4959
4960         * doc/rtl.texi (sequence): Rewrite documentation to match the
4961         current use of SEQUENCE rtl objects.
4962         * rtl.def (SEQUENCE): Likewise.
4963
4964         * doc/rtl.texi (NOTE_INSN_EH_REGION_BEG, NOTE_INSN_EH_REGION_END):
4965         Update documentation.
4966         (NOTE_INSN_LOOP_BEG, NOTE_INSN_LOOP_END, NOTE_INSN_LOOP_CONT,
4967         NOTE_INSN_LOOP_VTOP): Remove documentation for non-existing notes.
4968
4969         * reg-notes.def (REG_EH_CONTEXT): Remove unused note.
4970
4971 2013-04-08  Teresa Johnson  <tejohnson@google.com>
4972
4973         * basic-block.h (GCOV_COMPUTE_SCALE): Define.
4974         * ipa-inline-analysis.c (param_change_prob): Use helper rounding divide
4975         methods.
4976         (estimate_edge_size_and_time): Add comment to suggest using rounding
4977         methods.
4978         (estimate_node_size_and_time): Ditto.
4979         (remap_edge_change_prob): Use helper rounding divide methods.
4980         * value-prof.c (gimple_divmod_fixed_value_transform): Ditto.
4981         (gimple_mod_pow2_value_transform): Ditto.
4982         (gimple_mod_subtract_transform): Ditto.
4983         (gimple_ic_transform): Ditto.
4984         (gimple_stringops_transform): Ditto.
4985         * stmt.c (conditional_probability): Ditto.
4986         (emit_case_dispatch_table): Ditto.
4987         * lto-cgraph.c (merge_profile_summaries): Ditto.
4988         * tree-optimize.c (execute_fixup_cfg): Ditto.
4989         * cfgcleanup.c (try_forward_edges): Ditto.
4990         * cfgloopmanip.c (scale_loop_profile): Ditto.
4991         (loopify): Ditto.
4992         (duplicate_loop_to_header_edge): Ditto.
4993         (lv_adjust_loop_entry_edge): Ditto.
4994         * tree-vect-loop.c (vect_transform_loop): Ditto.
4995         * profile.c (compute_branch_probabilities): Ditto.
4996         * cfgbuild.c (compute_outgoing_frequencies): Ditto.
4997         * lto-streamer-in.c (input_cfg): Ditto.
4998         * gimple-streamer-in.c (input_bb): Ditto.
4999         * ipa-cp.c (update_profiling_info): Ditto.
5000         (update_specialized_profile): Ditto.
5001         * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): Ditto.
5002         * cfg.c (update_bb_profile_for_threading): Add comment to suggest using
5003         rounding methods.
5004         * sched-rgn.c (compute_dom_prob_ps): Ditto.
5005         (compute_trg_info): Ditto.
5006         * cfgrtl.c (force_nonfallthru_and_redirect): Ditto.
5007         (purge_dead_edges): Ditto.
5008         * loop-unswitch.c (unswitch_loop): Ditto.
5009         * cgraphclones.c (cgraph_clone_edge): Ditto.
5010         (cgraph_clone_node): Ditto.
5011         * tree-inline.c (copy_bb): Ditto.
5012         (copy_edges_for_bb): Ditto.
5013         (initialize_cfun): Ditto.
5014         (copy_cfg_body): Ditto.
5015         (expand_call_inline): Ditto.
5016
5017 2013-04-08  Kai Tietz  <ktietz@redhat.com>
5018
5019         * config/i386/cygwin.h (EXTRA_OS_CPP_BUILTINS): Replaced
5020         TARGET_CYGWIN64 by TARGET_64BIT.
5021
5022 2013-04-08  Joern Rennecke  <joern.rennecke@embecosm.com>
5023
5024         * config/epiphany/epiphany.md (GPR_1): New constant.
5025         (define_expand "mov<mode>cc): FAIL if gen_compare_reg returned 0.
5026         * config/epiphany/epiphany.c (gen_compare_reg):
5027         For flag_finite_math_only, avoid swapping operands when r0 and/or r1
5028         is already in place.
5029         Use GPR_0 / GPR_1 instead of 0/1 for r0/r1 register numbers.
5030         Don't require being called during rtl expansion; If y operlaps r0,
5031         return 0.
5032         (epiphany_compute_frame_size, epiphany_expand_prologue): Use GPR_1.
5033         (epiphany_expand_epilogue): Likewise.
5034
5035         * config/epiphany/epiphany.c (epiphany_select_cc_mode):
5036         Don't use CC_FPmode for ORDERED / UNORDERED.
5037         * config/epiphany/epiphany.md (cmpsf_ord): Make pattern unconditional.
5038
5039         * config/epiphany/constraints.md (CnL): New constraint.
5040         * config/epiphany/epiphany.md (addsi3_i): Add r/r/CnL alternative.
5041         * config/epiphany/predicates.md (add_operand): Allow 1024.
5042
5043         * config/epiphany/epiphany.md (logical_op): New code iterator.
5044         (op_mnc): New code attribute.
5045         (<op_mnc>_f, mov_f, cstoresi4): New patterns.
5046         (mov_f+1, mov_f+2): New peephole2 patterns.
5047
5048         * config/epiphany/epiphany.md (mov_f+2): New peephole2 pattern.
5049         (cstoresi4): Also allow re-use of zero result when doing a NE
5050         comparison to a non-zero operand.
5051         Use (clobber (scratch)) for first insn if the gpr output is not needed.
5052
5053         * config/epiphany/epiphany.md (<insn_opname>v2si3):
5054         Use gen_addsi3_i / gen_subsi3_i.
5055
5056 2013-04-08  Jakub Jelinek  <jakub@redhat.com>
5057
5058         PR c++/34949
5059         PR c++/50243
5060         * tree-eh.c (optimize_clobbers): Only remove clobbers if bb doesn't
5061         contain anything but clobbers, at most one __builtin_stack_restore,
5062         optionally debug stmts and final resx, and if it has at least one
5063         incoming EH edge.  Don't check for SSA_NAME on LHS of a clobber.
5064         (sink_clobbers): Don't check for SSA_NAME on LHS of a clobber.
5065         Instead of moving clobbers with MEM_REF LHS with SSA_NAME address
5066         which isn't defaut definition, remove them.
5067         (unsplit_eh, cleanup_empty_eh): Use single_{pred,succ}_{p,edge}
5068         instead of EDGE_COUNT comparisons or EDGE_{PRED,SUCC}.
5069         * tree-ssa-ccp.c (execute_fold_all_builtins): Remove clobbers
5070         with MEM_REF LHS with SSA_NAME address.
5071
5072 2013-04-08  Jeff Law  <law@redhat.com>
5073
5074         * gimple.c (canonicalize_cond_expr_cond): Rewrite x ^ y into x != y.
5075
5076 2013-04-08  Richard Biener  <rguenther@suse.de>
5077
5078         * gimple-pretty-print.c (debug_gimple_stmt): Do not print
5079         extra newline.
5080         * tree-vect-loop.c (vect_determine_vectorization_factor): Dump
5081         determined vector type.
5082         (vect_analyze_data_refs): Likewise.
5083         (vect_get_new_vect_var): Adjust.
5084         (vect_create_destination_var): Preserve SSA name versions.
5085         * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Do
5086         not dump anything here.
5087
5088 2013-04-08  Joern Rennecke  <joern.rennecke@embecosm.com>
5089
5090         * config/epiphany/epiphany.h (struct GTY (()) machine_function):
5091         Add member lr_slot_known.
5092         * config/epiphany/epiphany.md (reload_insi_ra): Compute lr_slot_offs
5093         if necessary.
5094         * config/epiphany/epiphany.c (epiphany_compute_frame_size):
5095         Remove code that sets lr_slot_offset according to what a previous
5096         version of epiphany_emit_save_restore used to do.
5097         (epiphany_emit_save_restore): When doing an lr save or restore,
5098         set/verify lr_slot_known and lr_slot_offset.
5099
5100 2013-04-08  Xinyu Qi  <xyqi@marvell.com>
5101
5102         PR target/54338
5103         * config/arm/arm.h (REG_CLASS_CONTENTS): Include IWMMXT_GR_REGS
5104         in ALL_REGS.
5105
5106 2013-04-08  Richard Biener  <rguenther@suse.de>
5107
5108         * alias.c (find_base_term): Fix thinko in previous change.
5109
5110 2013-04-08  Jakub Jelinek  <jakub@redhat.com>
5111
5112         * tree-loop-distribution.c (const_with_all_bytes_same): New function.
5113         (generate_memset_builtin): Only handle integer_all_onesp as -1 val if
5114         TYPE_PRECISION is equal to mode bitsize.  Use const_with_all_bytes_same
5115         if possible to compute val.
5116         (classify_partition): Verify CONSTRUCTOR doesn't have any elts.
5117         For QImode integers don't require anything about precision.  Use
5118         const_with_all_bytes_same to find out if the constant doesn't have
5119         repeated bytes in it.
5120
5121 2013-04-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
5122
5123         * config/s390/s390.c (s390_expand_insv): Only accept insertions
5124         within mode size.
5125
5126 2013-04-08  Marek Polacek  <polacek@redhat.com>
5127
5128         PR rtl-optimization/48182
5129         * params.def (PARAM_MIN_CROSSJUMP_INSNS): Increase the minimum
5130         value to 1.
5131
5132 2013-04-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
5133
5134         PR target/55487
5135         * config/pa/pa.c (legitimize_pic_address): Before incrementing label
5136         nuses, make sure we have a label.
5137
5138 2013-04-05  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
5139
5140         PR target/56843
5141         * config/rs6000/rs6000.c (rs6000_emit_swdiv_high_precision): Remove.
5142         (rs6000_emit_swdiv_low_precision): Remove.
5143         (rs6000_emit_swdiv): Rewrite to handle between one and four
5144         iterations of Newton-Raphson generally; modify required number of
5145         iterations for some cases.
5146         * config/rs6000/rs6000.h (RS6000_RECIP_HIGH_PRECISION_P): Remove.
5147
5148 2013-04-05  Steven Bosscher  <steven@gcc.gnu.org>
5149
5150         * bb-reorder.c (fix_crossing_unconditional_branches): Remove a
5151         set-but-unused variable.
5152
5153         * cgraph.c (cgraph_release_function_body): Clear cfun->cfg to make
5154         basic blocks of released function bodies garbage-collectable.
5155
5156         * ree.c (find_and_remove_re): Do not call df_finish_pass here.
5157         (struct rtl_opt_pass): Add TODO_df_finish.
5158
5159         * rtl.def (DEFINE_SUBST, DEFINE_SUBST_ATTR): Add documentation.
5160
5161 2013-04-05  Greta Yorsh  <Greta.Yorsh@arm.com>
5162
5163         * config/arm/constraints.md (q): New constraint.
5164         * config/arm/ldrdstrd.md: New file.
5165         * config/arm/arm.md (ldrdstrd.md) New include.
5166         (arm_movdi): Use "q" instead of "r" constraint
5167         for double-word memory access.
5168         (movdf_soft_insn): Likewise.
5169         * config/arm/vfp.md (movdi_vfp): Likewise.
5170         * config/arm/t-arm (MD_INCLUDES): Add ldrdstrd.md.
5171         * config/arm/arm-protos.h (gen_operands_ldrd_strd): New declaration.
5172         * config/arm/arm.c (gen_operands_ldrd_strd): New function.
5173         (mem_ok_for_ldrd_strd): Likewise.
5174         (output_move_double): Update assertion.
5175
5176 2013-04-05  Greta Yorsh  <Greta.Yorsh@arm.com>
5177
5178         * config/arm/arm.md: Comment on splitting Thumb1 patterns.
5179
5180 2013-04-05  Greta Yorsh  <Greta.Yorsh@arm.com>
5181
5182         * config/arm/arm.md (arm_smax_insn): Convert define_insn into
5183         define_insn_and_split.
5184         (arm_smin_insn,arm_umaxsi3,arm_uminsi3): Likewise.
5185
5186 2013-04-05  Greta Yorsh  <Greta.Yorsh@arm.com>
5187
5188         * config/arm/arm.md (arm_ashldi3_1bit): Convert define_insn into
5189         define_insn_and_split.
5190         (arm_ashrdi3_1bit,arm_lshrdi3_1bit): Likewise.
5191         (shiftsi3_compare): New pattern.
5192         (rrx): New pattern.
5193         * config/arm/unspecs.md (UNSPEC_RRX): New.
5194
5195 2013-04-05  Greta Yorsh  <Greta.Yorsh@arm.com>
5196
5197         * config/arm/arm.md (negdi_extendsidi): New pattern.
5198         (negdi_zero_extendsidi): Likewise.
5199
5200 2013-04-05  Greta Yorsh  <Greta.Yorsh@arm.com>
5201
5202         * config/arm/arm.md (andsi_iorsi3_notsi): Convert define_insn into
5203         define_insn_and_split.
5204         (arm_negdi2,arm_abssi2,arm_neg_abssi2): Likewise.
5205         (arm_cmpdi_insn,arm_cmpdi_unsigned): Likewise.
5206
5207 2013-04-05  Greta Yorsh  <Greta.Yorsh@arm.com>
5208
5209         * config/arm/arm.md (arm_subdi3): Convert define_insn into
5210         define_insn_and_split.
5211         (subdi_di_zesidi,subdi_di_sesidi): Likewise.
5212         (subdi_zesidi_di,subdi_sesidi_di,subdi_zesidi_zesidi): Likewise.
5213
5214 2013-04-05  Greta Yorsh  <Greta.Yorsh@arm.com>
5215
5216         * config/arm/arm.md (subsi3_carryin): New pattern.
5217         (subsi3_carryin_const): Likewise.
5218         (subsi3_carryin_compare,subsi3_carryin_compare_const): Likewise.
5219         (subsi3_carryin_shift,rsbsi3_carryin_shift): Likewise.
5220
5221 2013-04-05  Greta Yorsh  <Greta.Yorsh@arm.com>
5222
5223         * config/arm/arm.md (incscc,arm_incscc,decscc,arm_decscc): Delete.
5224
5225 2013-04-05  Greta Yorsh  <Greta.Yorsh@arm.com>
5226
5227         * config/arm/arm.md (addsi3_carryin_<optab>): Set attribute predicable.
5228         (addsi3_carryin_alt2_<optab>,addsi3_carryin_shift_<optab>): Likewise.
5229
5230 2013-04-05  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
5231
5232         * config/arm/arm.c (arm_expand_builtin): Change fcode
5233         type to unsigned int.
5234
5235 2013-04-05  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
5236
5237         * doc/invoke.texi (ARM Options): Document cortex-a53 support.
5238
5239 2013-04-04  Ian Lance Taylor  <iant@google.com>
5240
5241         * doc/standards.texi (Standards): The Go frontend supports the Go 1
5242         language standard.
5243
5244 2013-04-04  Steven Bosscher  <steven@gcc.gnu.org>
5245
5246         PR middle-end/56729
5247         * df-scan.c (df_insn_delete): Disable failing assert.
5248
5249 2013-04-04  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
5250
5251         * config/arm/arm-protos.h (arm_builtin_vectorized_function):
5252         New function prototype.
5253         * config/arm/arm.c (TARGET_VECTORIZE_BUILTINS): Define.
5254         (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Likewise.
5255         (arm_builtin_vectorized_function): New function.
5256
5257 2013-04-04  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
5258
5259         * config/arm/arm_neon_builtins.def: New file.
5260         * config/arm/arm.c (neon_builtin_data): Move contents to
5261         arm_neon_builtins.def.
5262         (enum arm_builtins): Include neon builtin definitions.
5263         (ARM_BUILTIN_NEON_BASE): Move from enum to macro.
5264         * config/arm/t-arm (arm.o): Add dependency on arm_neon_builtins.def.
5265
5266 2013-04-04  Marek Polacek  <polacek@redhat.com>
5267
5268         PR tree-optimization/48186
5269         * predict.c (maybe_hot_frequency_p): Return false if
5270         HOT_BB_FREQUENCY_FRACTION is 0.
5271         (cgraph_maybe_hot_edge_p): Likewise.
5272
5273 2013-04-04  Richard Biener  <rguenther@suse.de>
5274
5275         PR tree-optimization/56826
5276         * tree-vect-slp.c (vect_build_slp_tree): Compute ncopies
5277         more accurately.
5278
5279 2013-04-04  Richard Biener  <rguenther@suse.de>
5280
5281         PR tree-optimization/56213
5282         * tree-vect-data-refs.c (vect_check_strided_load): Remove.
5283         (vect_analyze_data_refs): Allow all non-nested loads as strided loads.
5284
5285 2013-04-04  Richard Biener  <rguenther@suse.de>
5286
5287         PR tree-optimization/56837
5288         * tree-loop-distribution.c (classify_partition): For non-zero
5289         values require that the value has the same precision as its
5290         mode to be useful as memset value.
5291
5292 2013-04-03  Nick Clifton  <nickc@redhat.com>
5293
5294         * config/v850/v850e3v5.md (fmasf4): Use fmaf.s on E3V5 architectures.
5295         (fmssf4): Use fmsf.s on E3V5 architectures.
5296         (fnmasf4): Use fnmaf.s on E3V5 architectures.
5297         (fnmssf4): Use fnmsf.s on E3V5 architectures.
5298
5299 2013-04-03  Jeff Law  <law@redhat.com>
5300
5301         * Makefile.in (lra-constraints.o): Depend on $(OPTABS_H).
5302         (lra-eliminations.o): Likewise.
5303
5304 2013-04-03  Teresa Johnson  <tejohnson@google.com>
5305
5306         * gcov-io.c (compute_working_sets): Moved most of body of old
5307         compute_working_sets here from profile.c.
5308         * gcov-io.h (NUM_GCOV_WORKING_SETS): Moved here from profile.c.
5309         (gcov_working_set_t): Moved typedef here from basic-block.h
5310         (compute_working_set): Declare.
5311         * profile.c (NUM_GCOV_WORKING_SETS): Moved to gcov-io.h.
5312         (get_working_sets): Renamed from compute_working_set,
5313         replace most of body with call to new compute_working_sets.
5314         (get_exec_counts): Replace call to compute_working_sets
5315         to get_working_sets.
5316         * profile.h (get_working_sets): Renamed from compute_working_set.
5317         * lto-cgraph.c (input_symtab): Replace call to compute_working_sets
5318         to get_working_sets.
5319         * basic-block.h (gcov_working_set_t): Moved to gcov-io.h.
5320         * gcov-dump.c (dump_working_sets): New function.
5321
5322 2013-04-03  Kenneth Zadeck <zadeck@naturalbridge.com>
5323
5324         * hwint.c (sext_hwi, zext_hwi): New functions.
5325         * hwint.h (HOST_BITS_PER_HALF_WIDE_INT, HOST_HALF_WIDE_INT,
5326         HOST_HALF_WIDE_INT_PRINT, HOST_HALF_WIDE_INT_PRINT_C,
5327         HOST_HALF_WIDE_INT_PRINT_DEC, HOST_HALF_WIDE_INT_PRINT_DEC_C,
5328         HOST_HALF_WIDE_INT_PRINT_UNSIGNED, HOST_HALF_WIDE_INT_PRINT_HEX,
5329         HOST_HALF_WIDE_INT_PRINT_HEX_PURE): New symbols.
5330         (sext_hwi, zext_hwi): New functions.
5331
5332 2013-04-03  Jeff Law  <law@redhat.com>
5333
5334         PR tree-optimization/56799
5335         * tree-ssa-dom.c (record_equivalences_from_incoming_edge): Bring
5336         back test for widening conversion erroneously dropped in prior change.
5337
5338 2013-04-03  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
5339
5340         PR target/56809
5341         * config/aarch64/aarch64.c (is_jump_table): Use next_active_insn
5342         instead of next_real_insn.
5343
5344 2013-04-03  Marek Polacek  <polacek@redhat.com>
5345
5346         PR sanitizer/55702
5347         * tsan.c (instrument_func_exit): Allow BUILT_IN_RETURN functions.
5348
5349 2013-04-03  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
5350
5351         PR target/56809
5352         * config/arm/arm.c (is_jump_table): Use next_active_insn instead of
5353         next_real_insn.
5354         (thumb1_output_casesi): Likewise.
5355         (thumb2_output_casesi): Likewise.
5356
5357 2013-04-03  Richard Biener  <rguenther@suse.de>
5358
5359         PR tree-optimization/56817
5360         * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
5361         Split out ...
5362         (tree_unroll_loops_completely_1): ... new function to manually
5363         walk the loop tree, properly defering outer loops of unrolled
5364         loops to later iterations.
5365
5366 2013-04-03  Marc Glisse  <marc.glisse@inria.fr>
5367
5368         * tree-vect-stmts.c (vectorizable_store): Accept BIT_FIELD_REF.
5369         (vectorizable_load): Likewise.
5370         * tree-vect-slp.c (vect_build_slp_tree): Likewise.
5371         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Handle VECTOR_TYPE.
5372
5373 2013-04-03  Marc Glisse  <marc.glisse@inria.fr>
5374
5375         * tree-flow-inline.h (get_addr_base_and_unit_offset_1): Handle
5376         BIT_FIELD_REF.
5377
5378 2013-04-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
5379
5380         * config/spu/spu.c (emit_nop_for_insn): Handle JUMP_TABLE_DATA.
5381
5382 2013-04-03  Bin Cheng  <bin.cheng@arm.com>
5383
5384         * rtl.h (AUTO_INC_DEC): Fix typo of HAVE_POST_MODIFY_DISP.
5385
5386 2013-04-03  Marc Glisse  <marc.glisse@inria.fr>
5387
5388         PR tree-optimization/56790
5389         * fold-const.c (fold_ternary_loc) <VEC_COND_EXPR>: Add constant
5390         folding.
5391
5392 2013-04-03  Marc Glisse  <marc.glisse@inria.fr>
5393
5394         * simplify-rtx.c (simplify_binary_operation_1) <VEC_SELECT>:
5395         Handle VEC_MERGE.
5396         (simplify_ternary_operation) <VEC_MERGE>: Use unsigned HOST_WIDE_INT
5397         for masks. Test for side effects. Handle nested VEC_MERGE. Handle
5398         equal arguments.
5399
5400 2013-04-03  Jakub Jelinek  <jakub@redhat.com>
5401
5402         PR c/19449
5403         * tree.h (force_folding_builtin_constant_p): New decl.
5404         * builtins.c (force_folding_builtin_constant_p): New variable.
5405         (fold_builtin_constant_p): Fold immediately also if
5406         force_folding_builtin_constant_p.
5407
5408 2013-04-03  Richard Biener  <rguenther@suse.de>
5409
5410         PR tree-optimization/56812
5411         * tree-vect-data-refs.c (vect_slp_analyze_data_ref_dependence):
5412         DRs of the same interleaving chain are independent.
5413
5414 2013-04-02  Jason Merrill  <jason@redhat.com>
5415
5416         * gdbinit.in (pbb): Use debug fn.
5417
5418 2013-04-02  Lawrence Crowl  <crowl@google.com>
5419
5420         * sese.h (struct ivtype_map_elt_s): Remove unused.
5421         (extern debug_ivtype_map): Remove unused.
5422         (extern eq_ivtype_map_elts): Remove unused.
5423         * sese.c (debug_ivtype_map): Removed unused.
5424         (debug_ivtype_map_1): Removed unused.
5425         (debug_ivtype_elt): Remove unused.
5426         (eq_ivtype_map_elts): Remove unused.
5427
5428
5429 2013-04-02  Kai Tietz  <ktietz@redhat.com>
5430
5431         PR target/52790
5432         * config/i386/cygming.h (SUB_TARGET_RECORD_STUB): New sub-target macro.
5433         * config/i386/i386-protos.h (i386_pe_record_stub): Add new prototype.
5434         * config/i386/i386.c (legitimize_pe_coff_extern_decl): New static
5435         function.
5436         (legitimize_pe_coff_symbol): Likewise.
5437         (is_imported_p): New helper-function.
5438         (ix86_option_override_internal): Make MEDIUM_PIC the default code-model
5439         for Windows x64 targets.
5440         (ix86_expand_prologue): Optimize for pe-coff targets.
5441         (ix86_expand_split_stack_prologue): Adjust for pe-coff targets.
5442         (legitimate_pic_address_disp_p): Adjust for x64 pe-coff to support
5443         medium/large code-model.
5444         (legitimize_pic_address): Likewise.
5445         (legitimize_tls_address): Likewise.
5446         (ix86_expand_call): Likewise.
5447         (x86_output_mi_thunk): Likewise.
5448         (get_dllimport_decl): Add new beimport argument.
5449         (construct_plt_address): Don't assert for x64 pe-coff targets.
5450         * config/i386/i386.h (PIC_OFFSET_TABLE_REGNUM): Adjust for x64 pe-coff
5451         targets.
5452         (SYMBOL_FLAG_STUBVAR): New macro.
5453         (SYMBOL_REF_STUBVAR_P): Likewise.
5454         * config/i386/winnt.c (stub_list): New structure.
5455         (stub_head): New local variable.
5456         (i386_pe_record_stub): New function.
5457         (i386_pe_file_end): Emit refptr-stubs.
5458
5459 2013-04-02  Jakub Jelinek  <jakub@redhat.com>
5460
5461         PR rtl-optimization/56745
5462         * ifcvt.c (cond_exec_find_if_block): Don't try to optimize
5463         if then_bb has no successors and else_bb is EXIT_BLOCK_PTR.
5464
5465         PR c++/34949
5466         * tree-ssa-alias.c (stmt_kills_ref_p_1): If base != ref->base
5467         and both of them are MEM_REFs, just compare first argument for
5468         equality and attempt to deal even with differing offsets.
5469
5470         PR c++/34949
5471         * tree-cfg.c (verify_gimple_assign_single): Allow lhs
5472         of gimple_clobber_p to be MEM_REF.
5473         * gimplify.c (gimplify_modify_expr): Gimplify *to_p of
5474         an assignment from TREE_CLOBBER_P.  Allow it to be MEM_REF
5475         after gimplification.
5476         * asan.c (get_mem_ref_of_assignment): Don't instrument
5477         gimple_clobber_p stmts.
5478         * tree-ssa-dse.c (dse_optimize_stmt): Allow DSE of
5479         gimple_clobber_p stmt if they have MEM_REF lhs and
5480         are dead because of another gimple_clobber_p stmt.
5481         * tree-ssa-live.c (clear_unused_block_pointer): Treat
5482         gimple_clobber_p stmts like debug stmts.
5483         (remove_unused_locals): Remove clobbers with MEM_REF lhs
5484         that refer to unused VAR_DECLs or uninitialized values.
5485         * tree-sra.c (sra_ipa_reset_debug_stmts): Also remove
5486         gimple_clobber_p stmts if they refer to removed parameters.
5487         (get_repl_default_def_ssa_name, sra_ipa_modify_expr): Fix up
5488         formatting.
5489
5490 2013-04-02  Uros Bizjak  <ubizjak@gmail.com>
5491
5492         * config/i386/i386.md (*testqi_ext_3): Merge with *testqi_ext_3_rex64
5493         using SWI48 mode attribute.
5494
5495 2013-04-02  Wei Mi  <wmi@google.com>
5496
5497         * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
5498         ashl<mode>3_mask, *<shift_insn><mode>3_mask and
5499         *<rotate_insn><mode>3_mask in i386.md.
5500
5501 2013-04-02  Alexander Ivchenko  <alexander.ivchenko@intel.com>
5502
5503         * config.gcc (arm*-*-linux-*): Remove duplicate t-linux-android.
5504
5505 2013-04-02  Richard Biener  <rguenther@suse.de>
5506
5507         PR tree-optimization/56778
5508         * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
5509         Runtime alias tests are not supported for gather loads.
5510         * tree-vect-loop-manip.c (vect_loop_versioning): Insert
5511         stmts referenced from SSA operands before updating SSA form.
5512
5513 2013-04-02  Ian Caulfield  <ian.caulfield@arm.com>
5514             Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
5515
5516         * config/arm/arm-arches.def (armv8-a): Default to cortex-a53.
5517         * config/arm/t-arm (MD_INCLUDES): Depend on cortex-a53.md.
5518         * config/arm/cortex-a53.md: New file.
5519         * config/arm/bpabi.h (BE8_LINK_SPEC): Handle cortex-a53.
5520         * config/arm/arm.md (generic_sched, generic_vfp): Handle cortex-a53.
5521         * config/arm/arm.c (arm_issue_rate): Likewise.
5522         * config/arm/arm-tune.md: Regenerate
5523         * config/arm/arm-tables.opt: Regenerate.
5524         * config/arm/arm-cores.def: Add cortex-a53.
5525
5526 2013-04-02  Zhenqiang Chen  <zhenqiang.chen@arm.com>
5527
5528         * config/arm/uclinux-elf.h: Add %L to LINK_GCC_C_SEQUENCE_SPEC for
5529         non-static link.
5530
5531 2013-04-02  Sofiane Naci  <sofiane.naci@arm.com>
5532
5533         * config/aarch64/aarch64.md (*mov<mode>_aarch64): Add variants for
5534         scalar load/store operations using B/H registers.
5535         (*zero_extend<SHORT:mode><GPI:mode>2_aarch64): Likewise.
5536
5537 2013-04-02  Sofiane Naci  <sofiane.naci@arm.com>
5538
5539         * config/aarch64/aarch64.md (*mov<mode>_aarch64): Add alternatives for
5540         scalar move.
5541         * config/aarch64/aarch64.c
5542         (aarch64_simd_scalar_immediate_valid_for_move): New.
5543         * config/aarch64/aarch64-protos.h
5544         (aarch64_simd_scalar_immediate_valid_for_move): New.
5545         * config/aarch64/constraints.md (Dh, Dq): New.
5546         * config/aarch64/iterators.md (hq): New.
5547
5548 2013-04-02  Eric Botcazou  <ebotcazou@adacore.com>
5549
5550         * reorg.c (get_branch_condition): Deal with conditional returns.
5551         (fill_simple_delay_slots): Remove dead code dealing with jumps.
5552
5553 2013-04-01  Wei Mi  <wmi@google.com>
5554
5555         * config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
5556         Truncate operand 2 using %b asm operand modifier.
5557         (*<shift_insn><mode>3_mask): Ditto.
5558         (*<rotate_insn><mode>3_mask): Ditto.
5559
5560 2013-04-01  Steven Bosscher  <steven@gcc.gnu.org>
5561
5562         PR middle-end/56798
5563         * cfgbuild.c (inside_basic_block_p): Restore check broken at r197234.
5564
5565 2013-03-31  Kaz Kojima  <kkojima@gcc.gnu.org>
5566
5567         * config/sh/sh.md (casesi_worker_1): Use next_active_insn instead
5568         of next_real_insn.
5569         (casesi_worker_2, casesi_shift_media, casesi_load_media): Likewise.
5570
5571 2013-03-30  Lawrence Crowl  <crowl@google.com>
5572
5573         * dse.c (clear_alias_sets): Remove never set.
5574         (disqualified_clear_alias_sets): Remove never set.
5575         (clear_alias_mode_pool): Remove never set.
5576         (dse_step0): Remove condition that is never true.
5577         (canon_address): Remove condition that is never true.
5578         (dse_step7): Remove condition that is never true.
5579         (rest_of_handle_dse): Remove condition that is never true.
5580         (rest_of_handle_dse::did_global): Remove never read from above.
5581         (dse_step2_spill): Remove never called from above.
5582         (dse_step5_spill): Remove never called from above.
5583
5584 2013-03-30  Steven Bosscher  <steven@gcc.gnu.org>
5585
5586         * doc/md.texi (Standard Names) <casesi>: Update documentation for
5587         JUMP_TABLE_DATA changes.
5588         * doc/tm.texi.in (Dispatch Tables) <ASM_OUTPUT_CASE_LABEL>: Likewise.
5589         * doc/rtl.texi (Flags) <INSN_DELETED_P, SCHED_GROUP_P>: Likewise.
5590         (Insns) <jump_table_data>: New entry.
5591         * doc/tm.texi: Regenerate.
5592
5593         * cfgrtl.c (fixup_reorder_chain): Do not emit barriers to BB_FOOTER.
5594
5595         * postreload-gcse.c (bb_has_well_behaved_predecessors): Correct test
5596         for table jump at the end of a basic block using tablejump_p.
5597         * targhooks.c (default_invalid_within_doloop): Likewise.
5598         * config/rs6000/rs6000.c (TARGET_INVALID_WITHIN_DOLOOP): Remove
5599         target hook implementation that is identical to the default hook.
5600         (rs6000_invalid_within_doloop): Remove.
5601
5602         * bb-reorder.c (fix_crossing_unconditional_branches): Remove set but
5603         unused variable from tablejump_p call.
5604
5605         * rtl.def (JUMP_TABLE_DATA): New RTX_INSN object.
5606         * rtl.h (RTX_PREV, RTX_NEXT): Adjust for new JUMP_TABLE_DATA.
5607         (INSN_DELETED_P): Likewise.
5608         (emit_jump_table_data): New prototype.
5609         * gengtype.c (adjust_field_rtx_def): Handle JUMP_TABLE_DATA fields
5610         after 4th as unused.
5611         * print-rtl.c (print_rtl): Handle JUMP_TABLE_DATA.
5612         * sched-vis.c (print_insn): Likewise.
5613         * emit-rtl.c (active_insn_p): Consider JUMP_TABLE_DATA an active
5614         insn for compatibility with back ends that use next_active_insn to
5615         identify jump table data.
5616         (set_insn_deleted): Remove no longer useful JUMP_TABLE_DATA_P check.
5617         (remove_insn): Likewise.
5618         (emit_insn): Do not accept JUMP_TABLE_DATA objects in insn chains
5619         to be emitted.
5620         (emit_debug_insn, emit_jump_insn, emit_call_insn, emit_label): Idem.
5621         (emit_jump_table_data): New function.
5622
5623         * cfgbuild.c (inside_basic_block_p): A JUMP_INSN is always inside a
5624         basic block, a JUMP_TABLE_DATA never is.
5625         (control_flow_insn_p): JUMP_TABLE_DATA is not a control flow insn.
5626         * cfgrtl.c (duplicate_insn_chain): Split handling of JUMP_TABLE_DATA
5627         off from code handling real insns.
5628         * final.c (get_attr_length_1): Simplify for JUMP_INSNs.
5629         * function.c (instantiate_virtual_regs): Remove JUMP_TABLE_DATA_P
5630         test, now redundant because JUMP_TABLE_DATA is not an INSN_P insn.
5631         * gcse.c (insert_insn_end_basic_block): Likewise, JUMP_TABLE_DATA_P
5632         is not a NONDEBUG_INSN_P.
5633         * ira-costs.c (scan_one_insn): Likewise.
5634         * jump.c (mark_all_labels): Likewise.
5635         (mark_jump_label_1): Likewise.
5636         * lra-eliminations.c (eliminate_regs_in_insn): Likewise.
5637         * lra.c (get_insn_freq): Expect all insns reaching here to be in
5638         a basic block.
5639         (check_rtl): Remove JUMP_TABLE_DATA_P test, not a NONDEBUG_INSN_P insn.
5640         * predict.c (expensive_function_p): Use FOR_BB_INSNS.
5641         * reload1.c (calculate_needs_all_insns): Call set_label_offsets for
5642         JUMP_TABLE_DATA_P insns.
5643         (calculate_elim_costs_all_insns): Likewise.
5644         (set_label_offsets): Recurse on the PATTERN of JUMP_TABLE_DATA insns.
5645         (elimination_costs_in_insn): Remove redundant JUMP_TABLE_DATA_P test.
5646         (delete_output_reload): Code style fixups.
5647         * reorg.c (dbr_schedule): Move JUMP_TABLE_DATA_P up to avoid setting
5648         insn flags on this non-insn.
5649         * sched-rgn.c (add_branch_dependences): Treat JUMP_TABLE_DATA insns
5650         as scheduling barriers, for pre-change compatibility.
5651         * stmt.c (emit_case_dispatch_table): Emit jump table data not as
5652         JUMP_INSN objects but instead as JUMP_TABLE_DATA objects.
5653
5654         * config/alpha/alpha.c (alpha_does_function_need_gp): Remove
5655         redundant JUMP_TABLE_DATA_P test.
5656         * config/arm/arm.c (thumb_far_jump_used_p): Likewise.
5657         * config/frv/frv.c (frv_function_contains_far_jump): Likewise.
5658         (frv_for_each_packet): Likewise.
5659         * config/i386/i386.c (min_insn_size): Likewise.
5660         (ix86_avoid_jump_mispredicts): Likewise.
5661         * config/m32r/m32r.c (m32r_is_insn): Likewise.
5662         * config/mep/mep.c (mep_reorg_erepeat): Likewise.
5663         * config/mips/mips.c (USEFUL_INSN_P): Likewise.
5664         (mips16_insn_length): Robustify.
5665         (mips_has_long_branch_p): Remove redundant JUMP_TABLE_DATA_P test.
5666         (mips16_split_long_branches): Likewise.
5667         * config/pa/pa.c (pa_combine_instructions): Likewise.
5668         * config/rs6000/rs6000.c (get_next_active_insn): Treat
5669         JUMP_TABLE_DATA objects as active insns, like in active_insn_p.
5670         * config/s390/s390.c (s390_chunkify_start): Treat JUMP_TABLE_DATA
5671         as contributing to pool range lengths.
5672         * config/sh/sh.c (find_barrier): Restore check for ADDR_DIFF_VEC.
5673         Remove redundant JUMP_TABLE_DATA_P test.
5674         (sh_loop_align): Likewise.
5675         (split_branches): Likewise.
5676         (sh_insn_length_adjustment): Likewise.
5677         * config/spu/spu.c (get_branch_target): Likewise.
5678
5679 2013-03-29  Jan Hubicka  <jh@suse.cz>
5680
5681         * lto-cgraph.c (output_profile_summary, input_profile_summary): Use
5682         gcov streaming; stream hot bb threshold to ltrans.
5683         * predict.c (get_hot_bb_threshold): Break out from ....
5684         (maybe_hot_count_p): ... here.
5685         (set_hot_bb_threshold): New function.
5686         * lto-section-in.c (lto_section_name): Add profile.
5687         * profile.h (get_hot_bb_threshold, set_hot_bb_threshold): Declare.
5688         * ipa.c: Include hash-table.h, tree-inline.h, profile.h, lto-streamer.h
5689         and data-streamer.h
5690         (histogram_entry): New structure.
5691         (histogram, histogram_pool): New global vars.
5692         (histogram_hash): New structure.
5693         (histogram_hash::hash): New method.
5694         (histogram_hash::equal): Likewise.
5695         (account_time_size): New function.
5696         (cmp_counts): New function.
5697         (dump_histogram): New function.
5698         (ipa_profile_generate_summary): New function.
5699         (ipa_profile_write_summary): New function.
5700         (ipa_profile_read_summary): New function.
5701         (ipa_profile): Decide on threshold.
5702         (pass_ipa_profile): Add ipa_profile_write_summary and
5703         ipa_profile_read_summary.
5704         * Makefile.in (ipa.o): Update dependencies.
5705         * lto-streamer.h (LTO_section_ipa_profile): New section.
5706
5707 2013-03-29  Gabriel Dos Reis  <gdr@integrable-solutions.net>
5708
5709         * tree.h (VAR_P): New.
5710
5711 2013-03-29  Paolo Carlini  <paolo.carlini@oracle.com>
5712
5713         PR lto/56777
5714         * doc/invoke.texi ([-fwhole-program]): Fix typo.
5715
5716 2013-03-29  Steven Bosscher  <steven@gcc.gnu.org>
5717
5718         * cfgbuild.c (inside_basic_block_p): Use JUMP_TABLE_DATA_P in lieu
5719         of tests for JUMP_P and a ADDR_DIFF_VEC or ADDR_VEC pattern.
5720         (control_flow_insn_p): Likewise.
5721         * cfgrtl.c (duplicate_insn_chain): Likewise.
5722         * final.c (get_attr_length_1): Likewise.
5723         (shorten_branches): Likewise.
5724         (final_scan_insn): Likewise.
5725         * function.c (instantiate_virtual_regs): Likewise.
5726         * gcse.c (insert_insn_end_basic_block): Likewise.
5727         * ira-costs.c (scan_one_insn): Likewise.
5728         * lra-eliminations.c (eliminate_regs_in_insn): Likewise.
5729         * lra.c (check_rtl): Likewise.
5730         * reload1.c (elimination_costs_in_insn): Likewise.
5731         * reorg.c (follow_jumps): Likewise.
5732
5733         * config/arm/arm.c (is_jump_table): Use JUMP_TABLE_DATA_P in lieu
5734         of tests for JUMP_P and a ADDR_DIFF_VEC or ADDR_VEC pattern.
5735         (thumb_far_jump_used_p): Likewise.
5736         * config/bfin/bfin.c (workaround_rts_anomaly): Likewise.
5737         (workaround_speculation): Likewise.
5738         (add_sched_insns_for_speculation): Likewise.
5739         * config/c6x/c6x.c (reorg_emit_nops): Likewise.
5740         * config/frv/frv.c (frv_function_contains_far_jump): Likewise.
5741         (frv_for_each_packet): Likewise.
5742         * config/i386/i386.c (ix86_avoid_jump_mispredicts): Likewise.
5743         * config/ia64/ia64.c (emit_all_insn_group_barriers): Likewise.
5744         (final_emit_insn_group_barriers): Likewise.
5745         * config/m32r/m32r.c (m32r_is_insn): Likewise.
5746         * config/mips/mips.c (USEFUL_INSN_P): Likewise.
5747         (mips16_insn_length): Likewise.
5748         * config/pa/pa.c (pa_reorg): Likewise.
5749         (pa_combine_instructions): Likewise.
5750         * config/rs6000/rs6000.c (rs6000_invalid_within_doloop): Likewise.
5751         * config/sh/sh.c (fixup_addr_diff_vecs): Likewise.
5752         (sh_reorg): Likewise.
5753         (split_branches): Likewise.
5754         * config/spu/spu.c (get_branch_target): Likewise.
5755
5756         * config/s390/s390.c (s390_chunkify_start): Simplify logic using
5757         JUMP_TABLE_DATA_P.
5758
5759 2013-03-29  Kirill Yukhin  <kirill.yukhin@intel.com>
5760
5761         * config/i386/avx2intrin.h (_mm256_broadcastsi128_si256):
5762         Fix declaration name.
5763
5764 2013-03-28  Lawrence Crowl  <crowl@google.com>
5765
5766         * graphds.h (struct graph.indicies): Remove unused.
5767         * graphite-poly.h (struct graph.original_pddrs): Remove unused.
5768         (SCOP_ORIGINAL_PDDRS): Remove unused.
5769         * sese.h (extern insert_loop_close_phis): Removed unused.
5770         (extern insert_guard_phis): Removed unused.
5771         (extern ivtype_map_elt_info): Removed unused.
5772         (new_ivtype_map_elt): Removed unused.
5773         * sese.c (ivtype_map_elt_info): Removed unused.
5774
5775 2013-03-28  Lawrence Crowl  <crowl@google.com>
5776
5777         * Makefile.in: Add several missing include dependences.
5778         (DUMPFILE_H): New.
5779         (test-dump.o): New.  This object is not added to any executable,
5780         but is present for ad-hoc testing.
5781         * bitmap.c
5782         (debug (const bitmap_head_def &)): New.
5783         (debug (const bitmap_head_def *)): New.
5784         * bitmap.h
5785         (extern debug (const bitmap_head_def &)): New.
5786         (extern debug (const bitmap_head_def *)): New.
5787         * cfg.c
5788         (debug (edge_def &)): New.
5789         (debug (edge_def *)): New.
5790         * cfghooks.c
5791         (debug (basic_block_def &)): New.
5792         (debug (basic_block_def *)): New.
5793         * dumpfile.h
5794         (dump_node (const_tree, int, FILE *)): Correct source file.
5795         * dwarf2out.c
5796         (debug (die_struct &)): New.
5797         (debug (die_struct *)): New.
5798         * dwarf2out.h
5799         (extern debug (die_struct &)): New.
5800         (extern debug (die_struct *)): New.
5801         * gimple-pretty-print.c
5802         (debug (gimple_statement_d &)): New.
5803         (debug (gimple_statement_d *)): New.
5804         * gimple-pretty-print.h
5805         (extern debug (gimple_statement_d &)): New.
5806         (extern debug (gimple_statement_d *)): New.
5807         * ira-build.c
5808         (debug (ira_allocno_copy &)): New.
5809         (debug (ira_allocno_copy *)): New.
5810         (debug (ira_allocno &)): New.
5811         (debug (ira_allocno *)): New.
5812         * ira-int.h
5813         (extern debug (ira_allocno_copy &)): New.
5814         (extern debug (ira_allocno_copy *)): New.
5815         (extern debug (ira_allocno &)): New.
5816         (extern debug (ira_allocno *)): New.
5817         * ira-lives.c
5818         (debug (live_range &)): New.
5819         (debug (live_range *)): New.
5820         * lra-int.h
5821         (debug (lra_live_range &)): New.
5822         (debug (lra_live_range *)): New.
5823         * lra-lives.c
5824         (debug (lra_live_range &)): New.
5825         (debug (lra_live_range *)): New.
5826         * omega.c
5827         (debug (omega_pb_d &)): New.
5828         (debug (omega_pb_d *)): New.
5829         * omega.h
5830         (extern debug (omega_pb_d &)): New.
5831         (extern debug (omega_pb_d *)): New.
5832         * print-rtl.c
5833         (debug (const rtx_def &)): New.
5834         (debug (const rtx_def *)): New.
5835         * print-tree.c
5836         (debug_tree (tree): Move within file.
5837         (debug_raw (const tree_node &)): New.
5838         (debug_raw (const tree_node *)): New.
5839         (dump_tree_via_hooks (const tree_node *, int)): New.
5840         (debug (const tree_node &)): New.
5841         (debug (const tree_node *)): New.
5842         (debug_verbose (const tree_node &)): New.
5843         (debug_verbose (const tree_node *)): New.
5844         (debug_head (const tree_node &)): New.
5845         (debug_head (const tree_node *)): New.
5846         (debug_body (const tree_node &)): New.
5847         (debug_body (const tree_node *)): New.
5848         (debug_vec_tree (tree): Move and reimplement in terms of dump.
5849         (debug (vec<tree, va_gc> &)): New.
5850         (debug (vec<tree, va_gc> *)): New.
5851         * rtl.h
5852         (extern debug (const rtx_def &)): New.
5853         (extern debug (const rtx_def *)): New.
5854         * sbitmap.c
5855         (debug_raw (simple_bitmap_def &)): New.
5856         (debug_raw (simple_bitmap_def *)): New.
5857         (debug (simple_bitmap_def &)): New.
5858         (debug (simple_bitmap_def *)): New.
5859         * sbitmap.h
5860         (extern debug (simple_bitmap_def &)): New.
5861         (extern debug (simple_bitmap_def *)): New.
5862         (extern debug_raw (simple_bitmap_def &)): New.
5863         (extern debug_raw (simple_bitmap_def *)): New.
5864         * sel-sched-dump.c
5865         (debug (vinsn_def &)): New.
5866         (debug (vinsn_def *)): New.
5867         (debug_verbose (vinsn_def &)): New.
5868         (debug_verbose (vinsn_def *)): New.
5869         (debug (expr_def &)): New.
5870         (debug (expr_def *)): New.
5871         (debug_verbose (expr_def &)): New.
5872         (debug_verbose (expr_def *)): New.
5873         (debug (vec<rtx> &)): New.
5874         (debug (vec<rtx> *)): New.
5875         * sel-sched-dump.h
5876         (extern debug (vinsn_def &)): New.
5877         (extern debug (vinsn_def *)): New.
5878         (extern debug_verbose (vinsn_def &)): New.
5879         (extern debug_verbose (vinsn_def *)): New.
5880         (extern debug (expr_def &)): New.
5881         (extern debug (expr_def *)): New.
5882         (extern debug_verbose (expr_def &)): New.
5883         (extern debug_verbose (expr_def *)): New.
5884         (extern debug (vec<rtx> &)): New.
5885         (extern debug (vec<rtx> *)): New.
5886         * sel-sched-ir.h
5887         (_list_iter_cond_expr): Make inline instead of static.
5888         * sreal.c
5889         (debug (sreal &)): New.
5890         (debug (sreal *)): New.
5891         * sreal.h
5892         (extern debug (sreal &)): New.
5893         (extern debug (sreal *)): New.
5894         * tree.h
5895         (extern debug_raw (const tree_node &)): New.
5896         (extern debug_raw (const tree_node *)): New.
5897         (extern debug (const tree_node &)): New.
5898         (extern debug (const tree_node *)): New.
5899         (extern debug_verbose (const tree_node &)): New.
5900         (extern debug_verbose (const tree_node *)): New.
5901         (extern debug_head (const tree_node &)): New.
5902         (extern debug_head (const tree_node *)): New.
5903         (extern debug_body (const tree_node &)): New.
5904         (extern debug_body (const tree_node *)): New.
5905         (extern debug (vec<tree, va_gc> &)): New.
5906         (extern debug (vec<tree, va_gc> *)): New.
5907         * tree-cfg.c
5908         (debug (struct loop &)): New.
5909         (debug (struct loop *)): New.
5910         (debug_verbose (struct loop &)): New.
5911         (debug_verbose (struct loop *)): New.
5912         * tree-dump.c: Add header dependence.
5913         * tree-flow.h
5914         (extern debug (struct loop &)): New.
5915         (extern debug (struct loop *)): New.
5916         (extern debug_verbose (struct loop &)): New.
5917         (extern debug_verbose (struct loop *)): New.
5918         * tree-data-ref.c
5919         (debug (data_reference &)): New.
5920         (debug (data_reference *)): New.
5921         (debug (vec<data_reference_p> &)): New.
5922         (debug (vec<data_reference_p> *)): New.
5923         (debug (vec<ddr_p> &)): New.
5924         (debug (vec<ddr_p> *)): New.
5925         * tree-data-ref.h
5926         (extern debug (data_reference &)): New.
5927         (extern debug (data_reference *)): New.
5928         (extern debug (vec<data_reference_p> &)): New.
5929         (extern debug (vec<data_reference_p> *)): New.
5930         (extern debug (vec<ddr_p> &)): New.
5931         (extern debug (vec<ddr_p> *)): New.
5932         * tree-ssa-alias.c
5933         (debug (pt_solution &)): New.
5934         (debug (pt_solution *)): New.
5935         * tree-ssa-alias.h
5936         (extern debug (pt_solution &)): New.
5937         (extern debug (pt_solution *)): New.
5938         * tree-ssa-alias.c
5939         (debug (_var_map &)): New.
5940         (debug (_var_map *)): New.
5941         (debug (tree_live_info_d &)): New.
5942         (debug (tree_live_info_d *)): New.
5943         * tree-ssa-alias.h
5944         (extern debug (_var_map &)): New.
5945         (extern debug (_var_map *)): New.
5946         (extern debug (tree_live_info_d &)): New.
5947         (extern debug (tree_live_info_d *)): New.
5948
5949 2013-03-28  Jan Hubicka  <jh@suse.cz>
5950
5951         * lto-cgraph.c (merge_profile_summaries): Fix overflows.
5952
5953 2013-03-28  Ian Bolton  <ian.bolton@arm.com>
5954
5955         * config/aarch64/aarch64.md (aarch64_can_eliminate): Keep frame
5956         record only when desired or required.
5957
5958 2013-03-28  Uros Bizjak  <ubizjak@gmail.com>
5959
5960         * config/i386/i386.md (*vec_extract2vdi_1): Merge with
5961         *vec_extractv2di_1_rex64.  Use x64 isa attribute.
5962
5963 2013-03-28  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
5964
5965         * config/aarch64/aarch64.md (*and<mode>3_compare0): New pattern.
5966         (*andsi3_compare0_uxtw): New pattern.
5967         (*and_<SHIFT:optab><mode>3_compare0): New pattern.
5968         (*and_<SHIFT:optab>si3_compare0_uxtw): New pattern.
5969
5970 2013-03-28  Jan Hubicka  <jh@suse.cz>
5971
5972         * data-streamer-in.c (streamer_read_gcov_count): New function.
5973         * gimple-streamer-out.c: Include value-prof.h.
5974         (output_gimple_stmt): Output histogram.
5975         (output_bb): Use streamer_write_gcov_count.
5976         * value-prof.c: Include data-streamer.h
5977         (dump_histogram_value): Add HIST_TYPE_MAX.
5978         (stream_out_histogram_value): New function.
5979         (stream_in_histogram_value): New function.
5980         * value-prof.h (enum hist_type): Add HIST_TYPE_MAX.
5981         (stream_out_histogram_value, stream_in_histogram_value): Declare.
5982         * data-streamer-out.c (streamer_write_gcov_count): New function.
5983         (streamer_write_gcov_count_stream): New function.
5984         * lto-cgraph.c (lto_output_edge): Update counter streaming.
5985         (lto_output_node): Likewise.
5986         (input_node, input_edge): Likewise.
5987         * lto-streamer-out.c (output_cfg): Update streaming.
5988         * lto-streamer-in.c (input_cfg): Likewise.
5989         * data-streamer.h (streamer_write_gcov_count,
5990         streamer_write_gcov_count_stream, streamer_read_gcov_count): Declare.
5991         * gimple-streamer-in.c: Include value-prof.h
5992         (input_gimple_stmt): Input histograms.
5993         (input_bb): Update profile streaming.
5994
5995 2013-03-28  Kenneth Zadeck  <zadeck@naturalbridge.com>
5996
5997         * genmodes.c (emit_max_int): New function.
5998         (emit_insn_modes_h): Added call to emit_max_function.
5999         * doc/rtl.texi (MAX_BITSIZE_MODE_ANY_INT, MAX_BITSIZE_MODE_ANY_MODE):
6000         Added doc.
6001         * machmode.def: Fixed comment.
6002
6003 2013-03-28  Kenneth Zadeck  <zadeck@naturalbridge.com>
6004
6005         * combine.c (try_combine): Removed useless assert.
6006         * cselib.c (rtx_equal_for_cselib_1): Removed unnecessary parens.
6007
6008 2013-03-28  Marek Polacek  <polacek@redhat.com>
6009             Richard Biener  <rguenther@suse.de>
6010
6011         PR tree-optimization/56695
6012         * tree-vect-stmts.c (vectorizable_condition): Unconditionally
6013         build signed result of a vector comparison.
6014         * tree-cfg.c (verify_gimple_comparison): Check that a result
6015         of a vector comparison has signed type.
6016
6017 2013-03-28  Richard Biener  <rguenther@suse.de>
6018
6019         PR tree-optimization/37021
6020         * tree-vect-slp.c (vect_build_slp_tree): When not unrolling
6021         do not restrict gaps between groups.
6022         * tree-vect-stmts.c (vectorizable_load): Properly account for
6023         a gap between groups.
6024
6025 2013-03-28  Eric Botcazou  <ebotcazou@adacore.com>
6026
6027         * toplev.c (process_options): Do not disable -fomit-frame-pointer on a
6028         general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
6029         is not enabled.
6030
6031 2013-03-27  Gerald Pfeifer  <gerald@pfeifer.com>
6032
6033         * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
6034         * doc/extend.texi (Named Address Spaces): Ditto.
6035         (Variable Attributes): Ditto.
6036
6037 2013-03-27  Kai Tietz  <ktietz@redhat.com>
6038
6039         * config.build: Add support for cygwin x64 target.
6040         * config.gcc: Likewise.
6041         * config.host: Likewise.
6042         * configure.ac: Likewise
6043         * configure: Regenerated.
6044
6045 2013-03-27 Kai Tietz  <ktietz@redhat.com>
6046
6047         * config/i386/cygwin-stdint.h: Add support for cygwin x64 target.
6048         * config/i386/t-cygwin-w64: New file.
6049         * config/i386/cygwin-w64.h: New file.
6050         * config/i386/cygwin.h (EXTRA_OS_CPP_BUILTINS): Extend
6051         and add support for x64-cygwin target.
6052         (CPP_SPEC): Likewise.
6053         (CXX_WRAP_SPEC_LIST): Undefine before define.
6054         (LIBGCJ_SONAME): Use 15 as version.
6055
6056 2013-03-27  Richard Biener  <rguenther@suse.de>
6057
6058         PR tree-optimization/56716
6059         * tree-ssa-structalias.c (perform_var_substitution): Adjust
6060         dumping for ref nodes.
6061
6062 2013-03-27  Martin Jambor  <mjambor@suse.cz>
6063
6064         PR tree-optimization/55334
6065         * ipa-cp.c (initialize_node_lattices): Allow IPA-CP through and to
6066         restricted pointers to arrays.
6067
6068 2013-03-27  Gabriel Dos Reis  <gdr@integrable-solutions.net>
6069
6070         * Makefile.in (.SUFFIXES): Add .cc.
6071         (.c.o): Apply same recipe for implicit rule .cc.o.
6072
6073 2013-03-27  Richard Biener  <rguenther@suse.de>
6074
6075         PR tree-optimization/37021
6076         * tree-vect-data-refs.c (vect_check_strided_load): Allow
6077         REALPART/IMAGPART_EXPRs around the supported refs.
6078         * tree-ssa-structalias.c (find_func_aliases): Assume that
6079         floating-point values are not used to transfer pointers.
6080
6081 2013-03-27  Alexander Ivchenko  <alexander.ivchenko@intel.com>
6082
6083         * target.def (TARGET_HAS_IFUNC_P): New target hook.
6084         * doc/tm.texi.in (TARGET_HAS_IFUNC_P): New.
6085         * doc/tm.texi: Regenerate.
6086         * targhooks.h (default_has_ifunc_p): New.
6087         * targhooks.c (default_has_ifunc_p): Ditto.
6088         * config/linux-protos.h: New file.
6089         * config/linux-android.h (TARGET_HAS_IFUNC_P): Using version of
6090         this hook for linux which disables support of indirect functions in
6091         android.
6092         * config/linux-android.c: New file.
6093         * config/t-linux-android.c: Ditto.
6094         * config.gcc: Added new object file linux-android.o.
6095         * config/i386/i386.c (ix86_get_function_versions_dispatcher):
6096         Using TARGET_HAS_IFUNC hook instead of HAVE_GNU_INDIRECT_FUNCTION.
6097         * varasm.c (do_assemble_alias): Likewise.
6098         * configure.ac: Define HAVE_GNU_INDIRECT_FUNCTION as zero if the target
6099         doesn't support indirect functions.
6100         * configure: Regenerate.
6101
6102 2013-03-27  Bin Cheng  <bin.cheng@arm.com>
6103
6104         PR target/56102
6105         * config/arm/arm.c (thumb1_rtx_costs, thumb1_size_rtx_costs): Fix
6106         rtx costs for SET/ASHIFT/ASHIFTRT/LSHIFTRT/ROTATERT patterns with
6107         mult-word mode.
6108
6109 2013-03-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
6110
6111         * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Define.
6112
6113 2013-03-27  Terry Guo  <terry.guo@arm.com>
6114
6115         * config/arm/arm-cores.def: Added core cortex-r7.
6116         * config/arm/arm-tune.md: Regenerated.
6117         * config/arm/arm-tables.opt: Regenerated.
6118         * doc/invoke.texi: Added entry for core cortex-r7.
6119
6120 2013-03-27  Walter Lee  <walt@tilera.com>
6121
6122         * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
6123         double-decrement of next_scratch_regno.
6124
6125 2013-03-27  Walter Lee  <walt@tilera.com>
6126
6127         * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
6128         input operands.
6129         (insn_v1mulus): Ditto.
6130         (insn_v2muls): Ditto.
6131
6132 2013-03-27  Walter Lee  <walt@tilera.com>
6133
6134         * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete extra tab.
6135         (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.
6136
6137 2013-03-27  Walter Lee  <walt@tilera.com>
6138
6139         * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute for jr.
6140         (*sibcall_value): Ditto.
6141
6142 2013-03-27  Walter Lee  <walt@tilera.com>
6143
6144         * config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
6145         (insn_mnz_v8qi): ... this ...
6146         (insn_mnz_v4hi): ... and this.  Replace (const_int 0) with the
6147         vector equivalent.
6148         (insn_v<n>mnz): Replaced by ...
6149         (insn_v1mnz): ... this ...
6150         (insn_v2mnz): ... and this.  Replace (const_int 0) with the vector
6151         equivalent.
6152         (insn_mz_<mode>): Replaced by ...
6153         (insn_mz_v8qi): ... this ...
6154         (insn_mz_v4hi): ... and this.  Replace (const_int 0) with the
6155         vector equivalent.
6156         (insn_v<n>mz): Replaced by ...
6157         (insn_v1mz): ... this ...
6158         (insn_v2mz): ... and this.  Replace (const_int 0) with the vector
6159         equivalent.
6160
6161 2013-03-26  Eric Botcazou  <ebotcazou@adacore.com>
6162
6163         * doc/invoke.texi (SPARC options): Remove -mlittle-endian.
6164
6165 2013-03-26  Roland McGrath  <mcgrathr@google.com>
6166
6167         * config/arm/arm.c (arm_print_operand: case 'w'): Use fputs rather
6168         than fprintf with a non-constant, non-format string.
6169
6170 2013-03-26  Uros Bizjak  <ubizjak@gmail.com>
6171
6172         * config/i386/i386.md (*cmpqi_ext_1): Merge with *cmpqi_ext_1_rex64
6173         using nox64 isa attribute.  Use nonimmediate_x86nomem_operand as
6174         operand 0 predicate.
6175         (*cmpqi_ext_3): Merge with *cmpqi_ext_3_rex64 using nox64 isa
6176         attribute.  Use general_x64nomem_operand as operand 1 predicate.
6177         (*movqi_extv_1): Merge with *movqi_extv_1_rex64 using nox64 isa
6178         attribute.  Use nonimmediate_x64nomem_operand as operand 0 predicate.
6179         (*movqi_extzv_2): Merge with *movqi_extzv_2_rex64 using nox64 isa
6180         attribute.  Use nonimmediate_x64nomem_operand as operand 0 predicate.
6181         (mov<mode>_insv_1): Remove expander.  Merge insn with
6182         movsi_insv_1 using SWI48 mode iterator and nox64 isa attribute.
6183         Use general_x64nomem_operand as operand 1 predicate.
6184         (addqi_ext_1): Merge with *addqi_ext_1_rex64 using nox64 isa attribute.
6185         (*testqi_ext_1): Merge with *testqi_ext_1_rex64 using nox64 isa
6186         attribute.  Use nonimmediate_x64nomem_operand as operand 1 predicate.
6187         (*andqi_ext_1): Merge with *andqi_ext_1_rex64 using nox64 isa
6188         attribute.  Use nonimmediate_x64nomem_operand as operand 2 predicate.
6189         (*<code>qi_ext_1): Merge with *<code>qi_ext_1_rex64 using nox64 isa
6190         attribute.  Use nonimmediate_x64nomem_operand as operand 1 predicate.
6191         (*xorqi_cc_ext_1): Merge with *xorqi_cc_ext_1_rex64 using nox64
6192         isa attribute.  Use general_x64nomem_operand as operand 2 predicate.
6193         * config/i386/predicates.md (nonimmediate_x64nomem_operand): New.
6194         (general_x64nomem_operand): Ditto.
6195
6196 2013-03-26  Sebastian Huber  <sebastian.huber@embedded-brains.de>
6197
6198         * config/rtems.opt: Add -pthread option.
6199
6200 2013-03-26  Richard Biener  <rguenther@suse.de>
6201
6202         * alias.c (find_base_term): Avoid redundant and not used recursion.
6203         (base_alias_check): Get the initial base term from the caller.
6204         (true_dependence_1): Compute and pass base terms to base_alias_check.
6205         (write_dependence_p): Likewise.
6206         (may_alias_p): Likewise.
6207
6208 2013-03-26  Sofiane Naci  <sofiane.naci@arm.com>
6209
6210         * config/aarch64/aarch64.c (aarch64_classify_address): Support
6211         PC-relative load in SI modes and above only.
6212
6213 2013-03-26  Xinyu Qi  <xyqi@marvell.com>
6214
6215         * config/arm/arm.h (FIRST_IWMMXT_GR_REGNUM): Add comment.
6216         * config/arm/iwmmxt.md (WCGR0): Update.
6217         (WCGR1, WCGR2, WCGR3): Likewise.
6218
6219 2013-03-26  Uros Bizjak  <ubizjak@gmail.com>
6220
6221         * config/i386/i386.md (*movdfcc_1): Merge with *movdfcc_1_rex64.
6222         Use x64 and nox64 isa attributes.
6223
6224 2013-03-26  Richard Biener  <rguenther@suse.de>
6225
6226         * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove
6227         alignment computations and rely on get_object_alignment_1
6228         for the !TYPE_P case.
6229         Commonize DECL/COMPONENT_REF handling in the ARRAY_REF path.
6230
6231 2013-03-26  Walter Lee  <walt@tilera.com>
6232
6233         * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
6234         * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.
6235
6236 2013-03-25  Jeff Law  <law@redhat.com>
6237
6238         * tree-ssa-dom.c (record_equivalences_from_incoming_edge): Add missing
6239         check for INTEGRAL_TYPE_P that was missing due to checking in
6240         wrong version of prior patch.
6241
6242 2013-03-25  Walter Lee  <walt@tilera.com>
6243
6244         * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
6245         TILEGX_INSN_SHUFFLEBYTES1.
6246         * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
6247         shufflebytes1.
6248         (tilegx_builtins): Ditto.
6249         * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.
6250
6251 2013-03-25  Walter Lee  <walt@tilera.com>
6252
6253         * config/tilegx/tilegx.md (floatsisf2): New pattern.
6254         (floatunssisf2): New pattern.
6255         (floatsidf2): New pattern.
6256         (floatunssidf2): New pattern.
6257
6258 2013-03-25  Walter Lee  <walt@tilera.com>
6259
6260         * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
6261         tests for constraint J, K, N, P.
6262
6263 2013-03-25  Walter Lee  <walt@tilera.com>
6264
6265         * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
6266         Use indirect/pcrel encoding.
6267         * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
6268         Ditto.
6269
6270 2013-03-25  Steve Ellcey  <sellcey@mips.com>
6271
6272         * config/mips/mmips-cpus.def (74kc, 74kf2_1, 74kf, 74kf, 74kf1_1,
6273         74kfx, 74kx, 74kf3_2): Add PTF_AVOID_IMADD.
6274         * config/mips/mips.c (mips_option_override): Set IMADD default.
6275         * config/mips/mips.h (PTF_AVOID_IMADD): New.
6276         (ISA_HAS_MADD_MSUB): Remove MIPS16 check.
6277         (GENERATE_MADD_MSUB): Remove TUNE_74K check, add MIPS16 check.
6278         * config/mips/mips.md (mimadd): New flag for integer madd/msub.
6279         * doc/invoke.texi (-mimadd/-mno-imadd): New.
6280
6281 2013-03-25  Jeff Law  <law@redhat.com>
6282
6283         * tree-ssa-dom.c (record_equivalences_from_incoming_edge): Rework
6284         slightly to avoid creating and folding useless trees.  Simplify
6285         slightly by restricting to INTEGER_CSTs and using int_fits_type_p.
6286
6287 2013-03-25  Uros Bizjak  <ubizjak@gmail.com>
6288
6289         * config/i386/i386.md (*zero_extendsidi2): Merge with
6290         *zero_extendsidi2_rex64.  Use x64 and nox64 isa attributes.
6291         * config/i386/predicates.md (x86_64_zext_operand): Rename from
6292         x86_64_zext_general_operand.  Use nonimmediate_operand on 32bit
6293         targets.  Clarify comment.
6294
6295 2013-03-25  Martin Jambor  <mjambor@suse.cz>
6296
6297         * ipa-prop.c (ipa_write_jump_function): Stream simple and aritmetic
6298         pass-through jump functions differently.
6299         (ipa_read_jump_function): Likewise.  Also use setter functions to set
6300         up jump functions.
6301
6302 2013-03-25  Martin Jambor  <mjambor@suse.cz>
6303
6304         * ipa-cp.c (ipa_get_indirect_edge_target): Renamed to
6305         ipa_get_indirect_edge_target_1, added parameter agg_reps and ability to
6306         process it.
6307         (ipa_get_indirect_edge_target): New function.
6308         (devirtualization_time_bonus): New parameter known_aggs, pass it to
6309         ipa_get_indirect_edge_target.  Update all callers.
6310         (ipcp_discover_new_direct_edges): New parameter aggvals.  Pass it to
6311         ipa_get_indirect_edge_target_1 instead of calling
6312         ipa_get_indirect_edge_target.
6313         (create_specialized_node): Pass aggvlas to
6314         ipcp_discover_new_direct_edges.
6315
6316 2013-03-25  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
6317
6318         * config/arm/arm.md (f_sels, f_seld): New types.
6319         (*cmov<mode>): New pattern.
6320         * config/arm/predicates.md (arm_vsel_comparison_operator): New
6321         predicate.
6322
6323 2013-03-25  Kai Tietz  <ktietz@redhat.com>
6324
6325         * config/i386/xm-mingw32.h (__USE_MINGW_ANSI_STDIO): Enable
6326         POSIX-printf for mingw-hosted  builds.
6327
6328 2013-03-25  Richard Biener  <rguenther@suse.de>
6329
6330         PR middle-end/56694
6331         * tree-eh.c (lower_eh_must_not_throw): Strip BLOCKs from the
6332         must-not-throw stmt location.
6333
6334 2013-03-25  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
6335
6336         * config/arm/arm.c (arm_emit_load_exclusive): Add acq parameter.
6337         Emit load-acquire versions when acq is true.
6338         (arm_emit_store_exclusive): Add rel parameter.
6339         Emit store-release versions when rel is true.
6340         (arm_split_compare_and_swap): Use acquire-release instructions
6341         instead.
6342         of barriers when appropriate.
6343         (arm_split_atomic_op): Likewise.
6344         * config/arm/arm.h (TARGET_HAVE_LDACQ): New macro.
6345         * config/arm/unspecs.md (VUNSPEC_LAX): New unspec.
6346         (VUNSPEC_SLX): Likewise.
6347         (VUNSPEC_LDA): Likewise.
6348         (VUNSPEC_STL): Likewise.
6349         * config/arm/sync.md (atomic_load<mode>): New pattern.
6350         (atomic_store<mode>): Likewise.
6351         (arm_load_acquire_exclusive<mode>): Likewise.
6352         (arm_load_acquire_exclusivesi): Likewise.
6353         (arm_load_acquire_exclusivedi): Likewise.
6354         (arm_store_release_exclusive<mode>): Likewise.
6355
6356 2013-03-25  Catherine Moore  <clm@codesourcery.com>
6357
6358         * config/mips/constraints.md (u, Udb7 Uead, Uean, Uesp, Uib3,
6359         Uuw6, Usb4, ZS, ZT, ZU, ZV, ZW): New constraints.
6360         * config/mip/predicates.md (lwsp_swsp_operand,
6361         lw16_sw16_operand, lhu16_sh16_operand, lbu16_operand,
6362         sb16_operand, db4_operand, db7_operand, ib3_operand,
6363         sb4_operand, ub4_operand, uh4_operand, uw4_operand,
6364         uw5_operand, uw6_operand, addiur2_operand, addiusp_operand,
6365         andi16_operand): New predicates.
6366         * config/mips/mips.md (compression): New attribute.
6367         (enabled): New attribute.
6368         (length): Consider compression in computing length.
6369         (shift_compression): New code attribute.
6370         (*add<mode>3): New operands. Record compression.
6371         (sub<mode>3): Likewise.
6372         (one_cmpl<mode>2): Likewise.
6373         (*and<mode>3): Likewise.
6374         (*ior<mode>3): Likewise.
6375         (unnamed pattern for xor): Likewise.
6376         (*zero_extend<SHORT:mode><GPR:mode>2): Likewise.
6377         (*<optab><mode>3): Likewise.
6378         (*mov<mode>_internal: Likewise.
6379         * config/mips/mips-protos.h (mips_signed_immediate_p): New.
6380         (mips_unsigned_immediate_p): New.
6381         (umips_lwsp_swsp_address_p): New.
6382         (m16_based_address_p): New.
6383         * config/mips/mips-protos.h (mips_signed_immediate_p): New prototype.
6384         (mips_unsigned_immediate_p): New prototype.
6385         (lwsp_swsp_address_p): New prototype.
6386         (m16_based_address_p): New prototype.
6387         * config/mips/mips.c (mips_unsigned_immediate_p): New function.
6388         (mips_signed_immediate_p): New function.
6389         (m16_based_address_p): New function.
6390         (lwsp_swsp_address_p): New function.
6391         (mips_print_operand_punctuation): Recognize short delay slot insns
6392         for microMIPS.add<mode>3"
6393
6394 2013-03-25  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
6395
6396         PR target/56720
6397         * config/arm/iterators.md (v_cmp_result): New mode attribute.
6398         * config/arm/neon.md (vcond<mode><mode>): Handle unordered cases.
6399
6400 2013-03-25  Richard Biener  <rguenther@suse.de>
6401
6402         PR tree-optimization/56689
6403         * tree-vrp.c (execute_vrp): Mark loops for fixup if we removed
6404         any edge.
6405
6406 2013-03-25  Richard Biener  <rguenther@suse.de>
6407
6408         * tree-ssa-loop-im.c (struct mem_ref): Use bitmap_head instead
6409         of bitmap.
6410         (memory_references): Likewise.
6411         (outermost_indep_loop, mem_ref_alloc, mark_ref_stored,
6412         gather_mem_refs_stmt, record_dep_loop, ref_indep_loop_p_1,
6413         ref_indep_loop_p_2, find_refs_for_sm): Adjust.
6414         (gather_mem_refs_in_loops): Fold into ...
6415         (analyze_memory_references): ... this.  Move initialization
6416         to tree_ssa_lim_initialize.
6417         (fill_always_executed_in): Rename to ...
6418         (fill_always_executed_in_1): ... this.
6419         (fill_always_executed_in): Move contains_call computation to
6420         this new function from ...
6421         (tree_ssa_lim_initialize): ... here.
6422         (tree_ssa_lim): Call fill_always_executed_in.
6423
6424 2013-03-25  Eric Botcazou  <ebotcazou@adacore.com>
6425
6426         * postreload.c (reload_combine): Fix code detecting returns.
6427
6428 2013-03-25  Eric Botcazou  <ebotcazou@adacore.com>
6429
6430         * function.c (emit_use_return_register_into_block): On cc0 targets,
6431         do not emit the sequence between cc0 setter and user.
6432
6433 2013-03-25  Kai Tietz  <ktietz@redhat.com>
6434
6435         * config/i386/predicates.md (local_symbolic_operand): Interpret
6436         dll-imported symbols as none-local.
6437
6438 2013-03-25  Richard Biener  <rguenther@suse.de>
6439
6440         * tree-ssa-loop-im.c (struct depend): Remove.
6441         (struct lim_aux_data): Make depends a vec of gimples.
6442         (free_lim_aux_data): Adjust.
6443         (add_dependency): Likewise.
6444         (set_level): Likewise.
6445
6446 2013-03-25  Richard Biener  <rguenther@suse.de>
6447
6448         PR middle-end/56434
6449         * calls.c (expand_call): Use MALLOC_ABI_ALIGNMENT to annotate
6450         the pointer returned by calls with ECF_MALLOC set.
6451
6452 2013-03-24  Uros Bizjak  <ubizjak@gmail.com>
6453
6454         * config/i386/mmx.md (mov<mode>): Add ?!Ym,r and r,?!Ym alternatives.
6455
6456 2013-03-24  Uros Bizjak  <ubizjak@gmail.com>
6457
6458         * config/i386/mmx.md (mov<mode>): Merge with movv2sf expander
6459         using MMXMODE mode iterator.
6460         (*move<mode>_internal): Merge with *movv2sf_internal and
6461         *movv2sf_internal_rex64 using MMXMODE mode iterator.
6462
6463 2013-03-23  Steven Bosscher  <steven@gcc.gnu.org>
6464
6465         * gcse.c (oprs_unchanged_p): Respect flag_gcse_lm.
6466         (record_last_mem_set_info): Likewise.
6467
6468         * df-core.c (rest_of_handle_df_initialize): Use XCNEWVEC instead
6469         of XNEWVEC followed by memset.
6470         (df_worklist_dataflow): Use XNEWVEC instead of xmalloc with a cast.
6471
6472 2013-03-23  Steven Bosscher  <steven@gcc.gnu.org>
6473
6474         * config/avr/avr.c, config/bfin/bfin.c, config/c6x/c6x.c,
6475         config/epiphany/epiphany.c, config/frv/frv.c, config/ia64/ia64.c,
6476         config/iq2000/iq2000.c, config/mcore/mcore.c, config/mep/mep.c,
6477         config/mmix/mmix.c, config/pa/pa.c, config/rs6000/rs6000.c,
6478         config/s390/s390.c, config/sparc/sparc.c, config/spu/spu.c,
6479         config/stormy16/stormy16.c, config/v850/v850.c, config/xtensa/xtensa.c,
6480         dwarf2out.c, hw-doloop.c, resource.c, rtl.h : Where applicable, use
6481         the predicates NOTE_P, NONJUMP_INSN_P, JUMP_P, CALL_P, LABEL_P, and
6482         BARRIER_P instead of GET_CODE.
6483
6484 2013-03-23  Eric Botcazou  <ebotcazou@adacore.com>
6485
6486         * config/sparc/sparc.c (sparc_emit_probe_stack_range): Fix small
6487         inaccuracy in the probing code.
6488
6489         * config/sparc/sparc.md (ctrapsi4): Add predicate for operand #3.
6490         (ctrapdi4): Likewise.
6491
6492 2013-03-23  Eric Botcazou  <ebotcazou@adacore.com>
6493
6494         * calls.c (expand_call): Add missing guard to code handling return
6495         of non-BLKmode structures in MSB.
6496         * function.c (expand_function_end): Likewise.
6497
6498 2013-03-23  Eric Botcazou  <ebotcazou@adacore.com>
6499
6500         * combine.c (try_combine): Adjust comment.  Do not add the set of
6501         insn #0 if the destination indirectly is set or dies in insn #2.
6502         Tidy up code to distribute a new note.
6503
6504 2013-03-22  Uros Bizjak  <ubizjak@gmail.com>
6505
6506         * config/i386/i386.md (*movdi_internal): Set prefix_rex attribute
6507         also for alternatives 16 and 17.
6508
6509 2013-03-22  Uros Bizjak  <ubizjak@gmail.com>
6510
6511         * config/i386/sse.md (*mov<mode>_internal): Merge with
6512         *mov<mode>_internal_rex64.  Use x64 and nox64 isa attributes.
6513         Emit insn template depending on type attribute.  Use
6514         HAVE_AS_IX86_INTERUNIT_MOVQ to handle broken assemblers that require
6515         movd instead of movq mnemonic for interunit moves.  Rewrite mode
6516         attribute calculation.  Remove unit attribute calculation.
6517         Set prefix attribute to maybe_vex for sselog1 and ssemov types.
6518         Set prefix_data16 attribute for DImode ssemov types.
6519         Use Ym instead of y for SSE-MMX conversion alternatives.
6520         Reorder operand constraints.
6521
6522 2013-03-22  Steven Bosscher  <steven@gcc.gnu.org>
6523
6524         * df.h (df_insn_delete): Adjust prototype.
6525         * emit-rtl.c (remove_insn): Pass a basic block to df_insn_delete
6526         and let it decide whether mark the basic block dirty.
6527         (set_insn_deleted): Only pass INSN_P insns to df_insn_delete.
6528         * df-scan.c (df_insn_info_delete): New helper function, split
6529         off from df_insn_delete.
6530         (df_scan_free_bb_info): Use it.
6531         (df_insn_rescan, df_insn_rescan_all, df_process_deferred_rescans):
6532         Likewise.
6533         (df_insn_delete): Likewise.  Take insn rtx as argument.  Verify
6534         that the insn is actually an insn and it has a non-NULL basic block.
6535         Do not mark basic block dirty if only deleting a DEBUG_INSN.
6536
6537 2013-03-22  Richard Biener  <rguenther@suse.de>
6538
6539         * tree-ssa-loop-im.c (struct mem_ref): Remove indep_ref and
6540         dep_ref members.
6541         (mem_ref_alloc): Do not allocate them.
6542         (refs_independent_p): Do not query or maintain a cache.
6543
6544 2013-03-22  Richard Biener  <rguenther@suse.de>
6545
6546         * tree-ssa-loop-im.c (memory_references): Drop all_refs_in_loop.
6547         (gather_mem_refs_in_loops): Do not compute it.
6548         (analyze_memory_references): Do not allocate it.
6549         (tree_ssa_lim_finalize): Do not free it.
6550         (for_all_locs_in_loop): Do not query all_refs_in_loop.
6551
6552 2013-03-22  Richard Biener  <rguenther@suse.de>
6553
6554         * is-a.h (as_a): Use gcc_checking_assert.
6555
6556 2013-03-22  Ian Bolton  <ian.bolton@arm.com>
6557
6558         * config/aarch64/aarch64.c (aarch64_print_operand): New
6559         format specifier for printing a constant in hex.
6560         * config/aarch64/aarch64.md (insv_imm<mode>): Use the X
6561         format specifier for printing second operand.
6562
6563 2013-03-22  Richard Biener  <rguenther@suse.de>
6564
6565         * tree-ssa-loop-im.c (memory_references): Add refs_stored_in_loop
6566         bitmaps.
6567         (gather_mem_refs_in_loops): Perform store accumulation here.
6568         (create_vop_ref_mapping_loop): Remove.
6569         (create_vop_ref_mapping): Likewise.
6570         (analyze_memory_references): Initialize refs_stored_in_loop.
6571         (LOOP_DEP_BIT): New define to map to bits in (in)dep_loop bitmaps.
6572         (record_indep_loop): Remove.
6573         (record_dep_loop): New function.
6574         (ref_indep_loop_p_1): Adjust to only walk over references
6575         in the loop, not its subloops.
6576         (ref_indep_loop_p): Rename to ...
6577         (ref_indep_loop_p_2): ... this and recurse over the loop tree,
6578         maintaining a more fine-grained cache.
6579         (ref_indep_loop_p): Wrap ref_indep_loop_p_2.
6580         (tree_ssa_lim_finalize): Free refs_stored_in_loop.
6581
6582 2013-03-22  Richard Biener  <rguenther@suse.de>
6583
6584         * tree-ssa-loop-im.c (struct mem_ref_locs): Remove.
6585         (struct mem_ref): Make accesses_in_loop a vec of a vec of
6586         aggregate mem_ref_loc.
6587         (free_mem_ref_locs): Inline into ...
6588         (memref_free): ... this and adjust.
6589         (mem_ref_alloc): Adjust.
6590         (mem_ref_locs_alloc): Remove.
6591         (record_mem_ref_loc): Adjust.
6592         (get_all_locs_in_loop): Rewrite into ...
6593         (for_all_locs_in_loop): ... this iterator.
6594         (rewrite_mem_ref_loc): New functor.
6595         (rewrite_mem_refs): Use for_all_locs_in_loop.
6596         (sm_set_flag_if_changed): New functor.
6597         (execute_sm_if_changed_flag_set): Use for_all_locs_in_loop.
6598         (ref_always_accessed): New functor.
6599         (ref_always_accessed_p): Use for_all_locs_in_loop.
6600
6601 2013-03-21  Marc Glisse  <marc.glisse@inria.fr>
6602
6603         * tree-pass.h (PROP_gimple_lvec): New.
6604         * passes.c (dump_properties): Handle PROP_gimple_lvec.
6605         (init_optimization_passes): Move pass_lower_vector.
6606         * tree-vect-generic.c (gate_expand_vector_operations_ssa): Test
6607         PROP_gimple_lvec.
6608         (pass_lower_vector): Provide PROP_gimple_lvec.
6609         (pass_lower_vector_ssa): Likewise.
6610         * cfgexpand.c (pass_expand): Require PROP_gimple_lvec.
6611
6612 2013-03-21  Mark Wielaard  <mjw@redhat.com>
6613
6614         * dwarf2out.c (size_of_aranges): Skip DECL_IGNORED_P functions.
6615
6616 2013-03-21  Uros Bizjak  <ubizjak@gmail.com>
6617
6618         * config/i386/i386.md (*movdi_internal): Disparage slightly
6619         all MMX moves to/from memory.  Use Yi instead of x for SSE-MMX
6620         conversion alternatives.
6621
6622 2013-03-21  Jakub Jelinek  <jakub@redhat.com>
6623
6624         PR middle-end/48087
6625         * diagnostic.def (DK_WERROR): New kind.
6626         * diagnostic.h (werrorcount): Define.
6627         * diagnostic.c (diagnostic_report_diagnostic): For DK_WARNING
6628         promoted to DK_ERROR, increment DK_WERROR counter instead of
6629         DK_ERROR counter.
6630         * toplev.c (toplev_main): Call print_ignored_options even if
6631         just werrorcount is non-zero.  Exit with FATAL_EXIT_CODE
6632         even if just werrorcount is non-zero.
6633
6634         PR debug/55608
6635         * dwarf2out.c (tree_add_const_value_attribute): Call ggc_free (array)
6636         on failure.
6637         (resolve_one_addr): Fail if referenced STRING_CST hasn't been written.
6638         (string_cst_pool_decl): New function.
6639         (optimize_one_addr_into_implicit_ptr): New function.
6640         (resolve_addr_in_expr): Optimize DWARF location expression
6641         DW_OP_addr DW_OP_stack_value where DW_OP_addr refers to some variable
6642         which doesn't live in memory, but has DW_AT_location or
6643         DW_AT_const_value, or refers to a string literal, into
6644         DW_OP_GNU_implicit_pointer.
6645         (optimize_location_into_implicit_ptr): New function.
6646         (resolve_addr): If removing DW_AT_location of a variable because
6647         it was DW_OP_addr of address of the variable, but the variable doesn't
6648         live in memory, try to emit const value attribute for the initializer.
6649
6650 2013-03-21  Marc Glisse  <marc.glisse@inria.fr>
6651
6652         * tree.h (VECTOR_TYPE_P): New macro.
6653         (VECTOR_INTEGER_TYPE_P, VECTOR_FLOAT_TYPE_P, FLOAT_TYPE_P,
6654         TYPE_MODE): Use it.
6655         * fold-const.c (fold_cond_expr_with_comparison): Use build_zero_cst.
6656         VEC_COND_EXPR cannot be lvalues.
6657         (fold_ternary_loc) <VEC_COND_EXPR>: Merge with the COND_EXPR case.
6658
6659 2013-03-21  Marc Glisse  <marc.glisse@inria.fr>
6660
6661         * simplify-rtx.c (simplify_binary_operation_1) <VEC_CONCAT>:
6662         Restrict the transformation to equal modes.
6663
6664 2013-03-21  Richard Biener  <rguenther@suse.de>
6665
6666         PR tree-optimization/39326
6667         * tree-ssa-loop-im.c (UNANALYZABLE_MEM_ID): New define.
6668         (MEM_ANALYZABLE): Adjust.
6669         (record_mem_ref_loc): Move bitmap ops ...
6670         (gather_mem_refs_stmt): ... here.  Use the shared mem-ref for
6671         unanalyzable refs, do not record locations for it.
6672         (analyze_memory_references): Allocate ref zero as shared
6673         unanalyzable ref.
6674         (refs_independent_p): Do not test for unanalyzed mems here.
6675         (ref_indep_loop_p_1): Special-case disambiguation against
6676         the unanalyzed ref.
6677         (ref_indep_loop_p): Assert we are not queried for the unanalyzed mem.
6678
6679 2013-03-21  Christophe Lyon  <christophe.lyon@linaro.org>
6680
6681         * config/arm/arm-protos.h (tune_params): Add
6682         prefer_neon_for_64bits field.
6683         * config/arm/arm.c (prefer_neon_for_64bits): New variable.
6684         (arm_slowmul_tune): Default prefer_neon_for_64bits to false.
6685         (arm_fastmul_tune, arm_strongarm_tune, arm_xscale_tune): Ditto.
6686         (arm_9e_tune, arm_v6t2_tune, arm_cortex_tune): Ditto.
6687         (arm_cortex_a15_tune, arm_cortex_a5_tune): Ditto.
6688         (arm_cortex_a9_tune, arm_v6m_tune, arm_fa726te_tune): Ditto.
6689         (arm_option_override): Handle -mneon-for-64bits new option.
6690         * config/arm/arm.h (TARGET_PREFER_NEON_64BITS): New macro.
6691         (prefer_neon_for_64bits): Declare new variable.
6692         * config/arm/arm.md (arch): Rename neon_onlya8 and neon_nota8 to
6693         avoid_neon_for_64bits and neon_for_64bits. Remove onlya8 and nota8.
6694         (arch_enabled): Handle new arch types. Remove support for onlya8
6695         and nota8.
6696         (one_cmpldi2): Use new arch names.
6697         (zero_extend<mode>di2, extend<mode>di2): Ditto.
6698         * config/arm/arm.opt (mneon-for-64bits): Add option.
6699         * config/arm/neon.md (adddi3_neon, subdi3_neon, iordi3_neon)
6700         (anddi3_neon, xordi3_neon, ashldi3_neon, <shift>di3_neon): Use
6701         neon_for_64bits instead of nota8 and avoid_neon_for_64bits instead
6702         of onlya8.
6703         * doc/invoke.texi (-mneon-for-64bits): Document.
6704
6705 2013-03-21  Richard Biener  <rguenther@suse.de>
6706
6707         PR tree-optimization/39326
6708         * tree-ssa-loop-im.c (bb_loop_postorder): New global static.
6709         (sort_bbs_in_loop_postorder_cmp): New function.
6710         (gather_mem_refs_in_loops): Assign mem-ref IDs in loop postorder.
6711
6712 2013-03-21  Richard Biener  <rguenther@suse.de>
6713
6714         * tree-vect-data-refs.c (vect_update_interleaving_chain): Remove.
6715         (vect_insert_into_interleaving_chain): Likewise.
6716         (vect_drs_dependent_in_basic_block): Inline ...
6717         (vect_slp_analyze_data_ref_dependence): ... here.  New function,
6718         split out from ...
6719         (vect_analyze_data_ref_dependence): ... here.  Simplify.
6720         (vect_check_interleaving): Simplify.
6721         (vect_analyze_data_ref_dependences): Likewise.  Split out ...
6722         (vect_slp_analyze_data_ref_dependences): ... this new function.
6723         (dr_group_sort_cmp): New function.
6724         (vect_analyze_data_ref_accesses): Compute data-reference groups
6725         here instead of in vect_analyze_data_ref_dependence.  Use
6726         a more efficient algorithm.
6727         * tree-vect-slp.c (vect_slp_analyze_bb_1): Use
6728         vect_slp_analyze_data_ref_dependences.  Call
6729         vect_analyze_data_ref_accesses earlier.
6730         * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
6731         * tree-vectorizer.h (vect_analyze_data_ref_dependences): Adjust.
6732         (vect_slp_analyze_data_ref_dependences): New prototype.
6733
6734 2013-03-21  Richard Biener  <rguenther@suse.de>
6735
6736         * tree-ssa-loop-im.c (can_sm_ref_p): Do not test whether
6737         ref is stored in the loop.
6738         (find_refs_for_sm): Walk only over all stores.
6739         (store_motion_loop): Allocate from lim_bitmap_obstack.
6740         (store_motion): Likewise.
6741
6742 2013-03-21  Richard Biener  <rguenther@suse.de>
6743
6744         * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge):
6745         Update virtual SSA form.
6746
6747 2013-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6748
6749         * configure.ac (gcc_cv_ld_eh_frame_ciev3): New test.
6750         * configure: Regenerate.
6751         * config.in: Regenerate.
6752         * config/sol2.c (solaris_override_options): Only enforce DWARF 2
6753         if !HAVE_LD_EH_FRAME_CIEV3.
6754
6755 2013-03-21  Richard Biener  <rguenther@suse.de>
6756
6757         * tree-cfg.c (verify_expr_no_block): New function.
6758         (verify_expr_location_1): Verify that neither DECL_DEBUG_EXPR
6759         nor DECL_VALUE_EXPR have locations with associated blocks.
6760         * tree-ssa-live.c (clear_unused_block_pointer_1): Remove.
6761         (clear_unused_block_pointer): Remove code dealing with
6762         blocks in DECL_DEBUG_EXPR locations.
6763
6764 2013-03-21  Richard Biener  <rguenther@suse.de>
6765
6766         * tree.h (DECL_DEBUG_EXPR_IS_FROM): Rename to ...
6767         (DECL_HAS_DEBUG_EXPR_P): ... this.  Guard properly.
6768         * tree.c (copy_node_stat): Do not copy DECL_HAS_DEBUG_EXPR_P.
6769         * dwarf2out.c (add_var_loc_to_decl): Use DECL_HAS_DEBUG_EXPR_P
6770         instead of DECL_DEBUG_EXPR_IS_FROM.
6771         * gimplify.c (gimplify_modify_expr): Likewise.
6772         * tree-cfg.c (verify_expr_location_1): Likewise.
6773         * tree-complex.c (create_one_component_var): Likewise.
6774         * tree-sra.c (create_access_replacement): Likewise.
6775         * tree-ssa-live.c (clear_unused_block_pointer_1): Likewise.
6776         (clear_unused_block_pointer): Likewise.
6777         * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
6778         * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
6779         * var-tracking.c (var_debug_decl): Likewise.
6780         (track_expr_p): Likewise.
6781         * tree-inline.c (add_local_variables): Likewise.  Set
6782         DECL_HAS_DEBUG_EXPR_P after copying it.
6783         * tree-diagnostic.c (default_tree_printer): Use DECL_HAS_DEBUG_EXPR_P
6784         instead of DECL_DEBUG_EXPR_IS_FROM.  Guard properly.
6785
6786 2013-03-21  Uros Bizjak  <ubizjak@gmail.com>
6787
6788         PR bootstrap/56656
6789         * configure.ac (HAVE_AS_IX86_INTERUNIT_MOVQ): New test.
6790         * configure: Regenerate.
6791         * config.in: Regenerate.
6792         * config/i386/i386.md (*movdf_internal): Use
6793         HAVE_AS_IX86_INTERUNIT_MOVQ to handle broken assemblers that require
6794         movd instead of movq mnemonic for interunit moves.
6795         (*movdi_internal): Ditto.
6796
6797 2013-03-21  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
6798
6799         * config/aarch64/aarch64-simd.md (simd_fabd): New Attribute.
6800         (abd<mode>_3): New pattern.
6801         (aba<mode>_3): New pattern.
6802         (fabd<mode>_3): New pattern.
6803
6804 2013-03-21  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
6805
6806         * config/aarch64/aarch64-elf.h (REGISTER_PREFIX): Remove.
6807         * config/aarch64/aarch64.c (aarch64_print_operand): Remove all
6808         occurrence of REGISTER_PREFIX as its empty string.
6809
6810 2013-03-20  Jeff Law  <law@redhat.com>
6811
6812         * tree-ssa-dom.c (record_equivalences_from_incoming_edge): Record
6813         addititional equivalences for equality comparisons between an SSA_NAME
6814         and a constant where the SSA_NAME was set from a widening conversion.
6815
6816 2013-03-20  Walter Lee  <walt@tilera.com>
6817
6818         * config/tilegx/sync.md (atomic_test_and_set): New pattern.
6819
6820 2013-03-20  Uros Bizjak  <ubizjak@gmail.com>
6821
6822         * config/i386/i386.md (*movoi_internal_avx): Emit insn template
6823         depending on type attribute.
6824         (*movti_internal): Ditto.
6825         (*movtf_internal): Ditto.
6826         (*movxf_internal): Ditto.
6827         (*movdf_internal): Ditto.
6828         (*movsf_internal): Ditto.
6829
6830 2013-03-20  Uros Bizjak  <ubizjak@gmail.com>
6831
6832         * config/i386/i386.md (*movti_internal): Set prefix attribute to
6833         maybe_vex for sselog1 and ssemov types.
6834         (*movdi_internal): Reorder operand constraints.
6835         (*movsi_internal): Ditto.  Set prefix attribute to
6836         maybe_vex for sselog1 and ssemov types.
6837         (*movtf_internal): Set prefix attribute to maybe_vex
6838         for sselog1 and ssemov types.
6839         (*movdf_internal): Ditto.  Set prefix_data16 attribute for
6840         DImode ssemov types.  Reorder operand constraints.
6841         (*movsf_internal): Set type of alternatives 3,4 to imov.  Set prefix
6842         attribute to maybe_vex for sselog1 and ssemov types.  Set prefix_data16
6843         attribute for SImode ssemov types.  Reorder operand constraints.
6844
6845 2013-03-20  Martin Jambor  <mjambor@suse.cz>
6846
6847         * params.def (PARAM_IPA_CP_ARRAY_INDEX_HINT_BONUS): New parameter.
6848         * ipa-cp.c (hint_time_bonus): Add abonus for known array indices.
6849
6850 2013-03-20  Pat Haugen <pthaugen@us.ibm.com>
6851
6852         * config/rs6000/predicates.md (indexed_address, update_address_mem
6853         update_indexed_address_mem): New predicates.
6854         * config/rs6000/vsx.md (vsx_extract_<mode>_zero): Set correct "type"
6855         attribute for load/store instructions.
6856         * config/rs6000/dfp.md (movsd_store): Likewise.
6857         (movsd_load): Likewise.
6858         * config/rs6000/rs6000.md (zero_extend<mode>di2_internal1): Likewise.
6859         (unnamed HI->DI extend define_insn): Likewise.
6860         (unnamed SI->DI extend define_insn): Likewise.
6861         (unnamed QI->SI extend define_insn): Likewise.
6862         (unnamed QI->HI extend define_insn): Likewise.
6863         (unnamed HI->SI extend define_insn): Likewise.
6864         (unnamed HI->SI extend define_insn): Likewise.
6865         (extendsfdf2_fpr): Likewise.
6866         (movsi_internal1): Likewise.
6867         (movsi_internal1_single): Likewise.
6868         (movhi_internal): Likewise.
6869         (movqi_internal): Likewise.
6870         (movcc_internal1): Correct mnemonic for stw insn. Set correct "type"
6871         attribute for load/store instructions.
6872         (mov<mode>_hardfloat): Set correct "type" attribute for load/store
6873         instructions.
6874         (mov<mode>_softfloat): Likewise.
6875         (mov<mode>_hardfloat32): Likewise.
6876         (mov<mode>_hardfloat64): Likewise.
6877         (mov<mode>_softfloat64): Likewise.
6878         (movdi_internal32): Likewise.
6879         (movdi_internal64): Likewise.
6880         (probe_stack_<mode>): Likewise.
6881
6882 2013-03-20  Michael Meissner  <meissner@linux.vnet.ibm.com>
6883
6884         * config/rs6000/vector.md (VEC_R): Add 32-bit integer, binary
6885         floating point, and decimal floating point to reload iterator.
6886
6887         * config/rs6000/constraints.md (wl constraint): New constraints to
6888         return FLOAT_REGS if certain options are used to reduce the number
6889         of separate patterns that exist in the file.
6890         (wx constraint): Likewise.
6891         (wz constraint): Likewise.
6892
6893         * config/rs6000/rs6000.c (rs6000_debug_reg_global): If
6894         -mdebug=reg, print wg, wl, wx, and wz constraints.
6895         (rs6000_init_hard_regno_mode_ok): Initialize new constraints.
6896         Initialize the reload functions for 64-bit binary/decimal floating
6897         point types.
6898         (reg_offset_addressing_ok_p): If we are on a power7 or later, use
6899         LFIWZX and STFIWX to load/store 32-bit decimal types, and don't
6900         create the buffer on the stack to overcome not having a 32-bit
6901         load and store.
6902         (rs6000_emit_move): Likewise.
6903         (rs6000_secondary_memory_needed_rtx): Likewise.
6904         (rs6000_alloc_sdmode_stack_slot): Likewise.
6905         (rs6000_preferred_reload_class): On VSX, we can create SFmode 0.0f
6906         via xxlxor, just like DFmode 0.0.
6907
6908         * config/rs6000/rs6000.h (TARGET_NO_SDMODE_STACK): New macro,
6909         define as 1 if we are running on a power7 or newer.
6910         (enum r6000_reg_class_enum): Add new constraints.
6911
6912         * config/rs6000/dfp.md (movsd): Delete, combine with binary
6913         floating point moves in rs6000.md.  Combine power6x (mfpgpr) moves
6914         with other moves by using conditional constraits (wg).  Use LFIWZX
6915         and STFIWX for loading SDmode on power7.  Use xxlxor to create 0.0f.
6916         (movsd splitter): Likewise.
6917         (movsd_hardfloat): Likewise.
6918         (movsd_softfloat): Likewise.
6919
6920         * config/rs6000/rs6000.md (FMOVE32): New iterators to combine
6921         binary and decimal floating point moves.
6922         (fmove_ok): New attributes to combine binary and decimal floating
6923         point moves, and to combine power6x (mfpgpr) moves along normal
6924         floating moves.
6925         (real_value_to_target): Likewise.
6926         (f32_lr): Likewise.
6927         (f32_lm): Likewise.
6928         (f32_li): Likewise.
6929         (f32_sr): Likewise.
6930         (f32_sm): Likewise.
6931         (f32_si): Likewise.
6932         (movsf): Combine binary and decimal floating point moves.  Combine
6933         power6x (mfpgpr) moves with other moves by using conditional
6934         constraits (wg).  Use LFIWZX and STFIWX for loading SDmode on power7.
6935         (mov<mode> for SFmode/SDmode); Likewise.
6936         (SFmode/SDmode splitters): Likewise.
6937         (movsf_hardfloat): Likewise.
6938         (mov<mode>_hardfloat for SFmode/SDmode): Likewise.
6939         (movsf_softfloat): Likewise.
6940         (mov<mode>_softfloat for SFmode/SDmode): Likewise.
6941
6942         * doc/md.texi (PowerPC and IBM RS6000 constraints): Document wl,
6943         wx and wz constraints.
6944
6945         * config/rs6000/constraints.md (wg constraint): New constraint to
6946         return FLOAT_REGS if -mmfpgpr (power6x) was used.
6947
6948         * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Add wg
6949         constraint.
6950
6951         * config/rs6000/rs6000.c (rs6000_debug_reg_global): If
6952         -mdebug=reg, print wg, wl, wx, and wz constraints.
6953         (rs6000_init_hard_regno_mode_ok): Initialize new constraints.
6954         Initialize the reload functions for 64-bit binary/decimal floating
6955         point types.
6956         (reg_offset_addressing_ok_p): If we are on a power7 or later, use
6957         LFIWZX and STFIWX to load/store 32-bit decimal types, and don't
6958         create the buffer on the stack to overcome not having a 32-bit
6959         load and store.
6960         (rs6000_emit_move): Likewise.
6961         (rs6000_secondary_memory_needed_rtx): Likewise.
6962         (rs6000_alloc_sdmode_stack_slot): Likewise.
6963         (rs6000_preferred_reload_class): On VSX, we can create SFmode 0.0f
6964         via xxlxor, just like DFmode 0.0.
6965
6966         * config/rs6000/dfp.md (movdd): Delete, combine with binary
6967         floating point moves in rs6000.md.  Combine power6x (mfpgpr) moves
6968         with other moves by using conditional constraits (wg).  Use LFIWZX
6969         and STFIWX for loading SDmode on power7.
6970         (movdd splitters): Likewise.
6971         (movdd_hardfloat32): Likewise.
6972         (movdd_softfloat32): Likewise.
6973         (movdd_hardfloat64_mfpgpr): Likewise.
6974         (movdd_hardfloat64): Likewise.
6975         (movdd_softfloat64): Likewise.
6976
6977         * config/rs6000/rs6000.md (FMOVE64): New iterators to combine
6978         64-bit binary and decimal floating point moves.
6979         (FMOVE64X): Likewise.
6980         (movdf): Combine 64-bit binary and decimal floating point moves.
6981         Combine power6x (mfpgpr) moves with other moves by using
6982         conditional constraits (wg).
6983         (mov<mode> for DFmode/DDmode): Likewise.
6984         (DFmode/DDmode splitters): Likewise.
6985         (movdf_hardfloat32): Likewise.
6986         (mov<mode>_hardfloat32 for DFmode/DDmode): Likewise.
6987         (movdf_softfloat32): Likewise.
6988         (movdf_hardfloat64_mfpgpr): Likewise.
6989         (movdf_hardfloat64): Likewise.
6990         (mov<mode>_hardfloat64 for DFmode/DDmode): Likewise.
6991         (movdf_softfloat64): Likewise.
6992         (mov<mode>_softfloat64 for DFmode/DDmode): Likewise.
6993         (reload_<mode>_load): Move to later in the file so they aren't in
6994         the middle of the floating point move insns.
6995         (reload_<mode>_store): Likewise.
6996
6997         * doc/md.texi (PowerPC and IBM RS6000 constraints): Document wg
6998         constraint.
6999
7000         * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print out wg
7001         constraint if -mdebug=reg.
7002         (rs6000_initi_hard_regno_mode_ok): Enable wg constraint if -mfpgpr.
7003         Enable using dd reload support if needed.
7004
7005         * config/rs6000/dfp.md (movtd): Delete, combine with 128-bit
7006         binary and decimal floating point moves in rs6000.md.
7007         (movtd_internal): Likewise.
7008
7009         * config/rs6000/rs6000.md (FMOVE128): Combine 128-bit binary and
7010         decimal floating point moves.
7011         (movtf): Likewise.
7012         (movtf_internal): Likewise.
7013         (mov<mode>_internal, TDmode/TFmode): Likewise.
7014         (movtf_softfloat): Likewise.
7015         (mov<mode>_softfloat, TDmode/TFmode): Likewise.
7016
7017         * config/rs6000/rs6000.md (movdi_mfpgpr): Delete, combine with
7018         movdi_internal64, using wg constraint for move direct operations.
7019         (movdi_internal64): Likewise.
7020
7021         * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print
7022         MODES_TIEABLE_P for selected modes.  Print the numerical value of
7023         the various virtual registers. Use GPR/FPR first/last values,
7024         instead of hard coding the register numbers.  Print which modes
7025         have reload functions registered.
7026         (rs6000_option_override_internal): If -mdebug=reg, trace the options
7027         settings before/after setting cpu, target and subtarget settings.
7028         (rs6000_secondary_reload_trace): Improve the RTL dump for -mdebug=addr
7029         and for secondary reload failures in rs6000_secondary_reload_inner.
7030         (rs6000_secondary_reload_fail): Likewise.
7031         (rs6000_secondary_reload_inner): Likewise.
7032
7033         * config/rs6000/rs6000.md (FIRST_GPR_REGNO): Add convenience
7034         macros for first/last GPR and FPR registers.
7035         (LAST_GPR_REGNO): Likewise.
7036         (FIRST_FPR_REGNO): Likewise.
7037         (LAST_FPR_REGNO): Likewise.
7038
7039         * config/rs6000/vector.md (mul<mode>3): Use the combined macro
7040         VECTOR_UNIT_ALTIVEC_OR_VSX_P instead of separate calls to
7041         VECTOR_UNIT_ALTIVEC_P and VECTOR_UNIT_VSX_P.
7042         (vcond<mode><mode>): Likewise.
7043         (vcondu<mode><mode>): Likewise.
7044         (vector_gtu<mode>): Likewise.
7045         (vector_gte<mode>): Likewise.
7046         (xor<mode>3): Don't allow logical operations on TImode in 32-bit
7047         to prevent the compiler from converting DImode operations to TImode.
7048         (ior<mode>3): Likewise.
7049         (and<mode>3): Likewise.
7050         (one_cmpl<mode>2): Likewise.
7051         (nor<mode>3): Likewise.
7052         (andc<mode>3): Likewise.
7053
7054         * config/rs6000/constraints.md (wt constraint): New constraint
7055         that returns VSX_REGS if TImode is allowed in VSX registers.
7056
7057         * config/rs6000/predicates.md (easy_fp_constant): 0.0f is an easy
7058         constant under VSX.
7059
7060         * config/rs6000/rs6000-modes.def (PTImode): Define, PTImode is
7061         similar to TImode, but it is restricted to being in the GPRs.
7062
7063         * config/rs6000/rs6000.opt (-mvsx-timode): New switch to allow
7064         TImode to occupy a single VSX register.
7065
7066         * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Default to
7067         -mvsx-timode for power7/power8.
7068         (power7 cpu): Likewise.
7069         (power8 cpu): Likewise.
7070
7071         * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Make
7072         sure that TFmode/TDmode take up two registers if they are ever
7073         allowed in the upper VSX registers.
7074         (rs6000_hard_regno_mode_ok): If -mvsx-timode, allow TImode in VSX
7075         registers.
7076         (rs6000_init_hard_regno_mode_ok): Likewise.
7077         (rs6000_debug_reg_global): Add debugging for PTImode and wt
7078         constraint.  Print if LRA is turned on.
7079         (rs6000_option_override_internal): Give an error if -mvsx-timode
7080         and VSX is not enabled.
7081         (invalid_e500_subreg): Handle PTImode, restricting it to GPRs.  If
7082         -mvsx-timode, restrict TImode to reg+reg addressing, and PTImode
7083         to reg+offset addressing.  Use PTImode when checking offset
7084         addresses for validity.
7085         (reg_offset_addressing_ok_p): Likewise.
7086         (rs6000_legitimate_offset_address_p): Likewise.
7087         (rs6000_legitimize_address): Likewise.
7088         (rs6000_legitimize_reload_address): Likewise.
7089         (rs6000_legitimate_address_p): Likewise.
7090         (rs6000_eliminate_indexed_memrefs): Likewise.
7091         (rs6000_emit_move): Likewise.
7092         (rs6000_secondary_reload): Likewise.
7093         (rs6000_secondary_reload_inner): Handle PTImode.  Allow 64-bit
7094         reloads to fpr registers to continue to use reg+offset addressing,
7095         but 64-bit reloads to altivec registers need reg+reg addressing.
7096         Drop test for PRE_MODIFY, since VSX loads/stores no longer support
7097         it.  Treat LO_SUM like a PLUS operation.
7098         (rs6000_secondary_reload_class): If type is 64-bit, prefer to use
7099         FLOAT_REGS instead of VSX_RGS to allow use of reg+offset addressing.
7100         (rs6000_cannot_change_mode_class): Do not allow TImode in VSX
7101         registers to share a register with a smaller sized type, since VSX
7102         puts scalars in the upper 64-bits.
7103         (print_operand): Add support for PTImode.
7104         (rs6000_register_move_cost): Use VECTOR_MEM_VSX_P instead of
7105         VECTOR_UNIT_VSX_P to catch types that can be loaded in VSX
7106         registers, but don't have arithmetic support.
7107         (rs6000_memory_move_cost): Add test for VSX.
7108         (rs6000_opt_masks): Add -mvsx-timode.
7109
7110         * config/rs6000/vsx.md (VSm): Change to use 64-bit aligned moves
7111         for TImode.
7112         (VSs): Likewise.
7113         (VSr): Use wt constraint for TImode.
7114         (VSv): Drop TImode support.
7115         (vsx_movti): Delete, replace with versions for 32-bit and 64-bit.
7116         (vsx_movti_64bit): Likewise.
7117         (vsx_movti_32bit): Likewise.
7118         (vec_store_<mode>): Use VSX iterator instead of vector iterator.
7119         (vsx_and<mode>3): Delete use of '?' constraint on inputs, just put
7120         one '?' on the appropriate output constraint.  Do not allow TImode
7121         logical operations on 32-bit systems.
7122         (vsx_ior<mode>3): Likewise.
7123         (vsx_xor<mode>3): Likewise.
7124         (vsx_one_cmpl<mode>2): Likewise.
7125         (vsx_nor<mode>3): Likewise.
7126         (vsx_andc<mode>3): Likewise.
7127         (vsx_concat_<mode>): Likewise.
7128         (vsx_xxpermdi_<mode>): Fix thinko for non V2DF/V2DI modes.
7129
7130         * config/rs6000/rs6000.h (MASK_VSX_TIMODE): Map from
7131         OPTION_MASK_VSX_TIMODE.
7132         (enum rs6000_reg_class_enum): Add RS6000_CONSTRAINT_wt.
7133         (STACK_SAVEAREA_MODE): Use PTImode instead of TImode.
7134
7135         * config/rs6000/rs6000.md (INT mode attribute): Add PTImode.
7136         (TI2 iterator): New iterator for TImode, PTImode.
7137         (wd mode attribute): Add values for vector types.
7138         (movti_string): Replace TI move operations with operations for TImode
7139         and PTImode.  Add support for TImode being allowed in VSX registers.
7140         (mov<mode>_string, TImode/PTImode): Likewise.
7141         (movti_ppc64): Likewise.
7142         (mov<mode>_ppc64, TImode/PTImode): Likewise.
7143         (TI mode splitters): Likewise.
7144
7145         * doc/md.texi (PowerPC and IBM RS6000 constraints): Document wt
7146         constraint.
7147
7148 2013-03-20  Marc Glisse  <marc.glisse@inria.fr>
7149
7150         PR tree-optimization/56355
7151         * fold-const.c (tree_binary_nonnegative_warnv_p) <MULT_EXPR>:
7152         Also handle integers with undefined overflow.
7153
7154 2013-03-20  Catherine Moore  <clm@codesourcery.com>
7155             Maciej W. Rozycki  <macro@codesourcery.com>
7156             Tom de Vries  <tom@codesourcery.com>
7157             Nathan Sidwell <nathan@codesourcery.com>
7158             Iain Sandoe  <iain@codesourcery.com>
7159             Nathan Froyd  <froydnj@codesourcery.com>
7160             Chao-ying Fu <fu@mips.com>
7161
7162         * doc/extend.texi: (micromips, nomicromips, nocompression):
7163         Document new function attributes.
7164         * doc/invoke.texi (minterlink-compressed, mmicromips,
7165         m14k, m14ke, m14kec): Document new options.
7166         (minterlink-mips16): Update documentation.
7167         * doc/md.texi (ZC, ZD): Document new constraints.
7168         * configure.ac (gcc_cv_as_micromips): Check if linker
7169         supports the .set micromips directive.
7170         * configure: Regenerate.
7171         * config.in: Regenerate.
7172         * config/mips/mips-tables.opt: Regenerate.
7173         * config/mips/micromips.md: New file.
7174         * constraints.md (ZC, ZD): New constraints.
7175         * config/mips/predicates.md (movep_src_register): New predicate.
7176         (movep_src_operand): New predicate.
7177         (non_volatile_mem_operand): New predicate.
7178         * config/mips/mips.md (multimem): New type.
7179         (length): Differentiate between 17-bit and 18-bit branch offsets.
7180         (MOVEP1, MOVEP2): New mode iterator.
7181         (mov_<load>l): Use ZC constraint.
7182         (mov_<load>r): Likewise.
7183         (mov_<store>l): Likewise.
7184         (mov_<store>r): Likewise.
7185         (*branch_equality<mode>_inverted): Add microMIPS support.
7186         (*branch_equality<mode>): Likewise.
7187         (*jump_absolute): Likewise.
7188         (indirect_jump_<mode>): Likewise.
7189         (tablejump_<mode>): Likewise.
7190         (<optab>_internal): Likewise.
7191         (sibcall_internal): Likewise.
7192         (sibcall_value_internal): Likewise.
7193         (prefetch): Use constraint ZD.
7194         * config/mips/mips.opt (minterlink-compressed): New option.
7195         (minterlink-mips16): Now an alias for minterlink-compressed.
7196         (mmicromips): New option.
7197         * config/mips/sync.md (sync_compare_and_swap<mode>): Use ZR constraint.
7198         (compare_and_swap_12): Likewise.
7199         (sync_add<mode>): Likewise.
7200         (sync_<optab>_12): Likewise.
7201         (sync_old_<optab>_12): Likewise.
7202         (sync_new_<optab>_12): Likewise.
7203         (sync_nand_12): Likewise.
7204         (sync_old_nand_12): Likewise.
7205         (sync_new_nand_12): Likewise.
7206         (sync_sub<mode>): Likewise.
7207         (sync_old_add<mode>): Likewise.
7208         (sync_old_sub<mode>): Likewise.
7209         (sync_new_add<mode>): Likewise.
7210         (sync_new_sub<mode>): Likewise.
7211         (sync_<optab><mode>): Likewise.
7212         (sync_old_<optab><mode>): Likewise.
7213         (sync_new_<optab><mode>): Likewise.
7214         (sync_nand<mode>): Likewise.
7215         (sync_old_nand<mode>): Likewise.
7216         (sync_new_nand<mode>): Likewise.
7217         (sync_lock_test_and_set<mode>): Likewise.
7218         (test_and_set_12): Likewise.
7219         (atomic_compare_and_swap<mode>): Likewise.
7220         (atomic_exchange<mode>_llsc): Likewise.
7221         (atomic_fetch_add<mode>_llsc): Likewise.
7222         * config/mips/mips-cpus.def (m14kc, m14k): New processors.
7223         * config/mips/mips-protos.h (umips_output_save_restore): New prototype.
7224         (umips_save_restore_pattern_p): Likewise.
7225         (umips_load_store_pair_p): Likewise.
7226         (umips_output_load_store_pair): Likewise.
7227         (umips_movep_target_p): Likewise.
7228         (umips_12bit_offset_address_p): Likewise.
7229         * config/mips/mips.c (MIPS_MAX_FIRST_STEP): Update for microMIPS.
7230         (mips_base_mips16): Rename this...
7231         (mips_base_compression_flags): ...to this. Update all uses.
7232         (mips_attribute_table): Add micromips, nomicromips and nocompression.
7233         (mips_mips16_decl_p): Delete.
7234         (mips_nomips16_decl_p): Delete.
7235         (mips_get_compress_on_flags): New function.
7236         (mips_get_compress_off_flags): New function.
7237         (mips_get_compress_mode): New function.
7238         (mips_get_compress_on_name): New function.
7239         (mips_get_compress_off_name): New function.
7240         (mips_insert_attributes): Support multiple compression types.
7241         (mips_merge_decl_attributes): Likewise.
7242         (umips_12bit_offset_address_p): New function.
7243         (mips_start_function_definition): Emit .set micromips directive.
7244         (mips_call_may_need_jalx_p): New function.
7245         (mips_function_ok_for_sibcall): Add microMIPS support.
7246         (mips_print_operand_punctuation): Support short delay slots and
7247         compact jumps.
7248         (umips_swm_mask, umips_swm_encoding): New.
7249         (umips_build_save_restore): New function.
7250         (mips_for_each_saved_gpr_and_fpr): Add microMIPS support.
7251         (was_mips16_p): Remove.
7252         (old_compression_mode): New.
7253         (mips_set_compression_mode): New function.
7254         (mips_set_current_function): Add microMIPS support.
7255         (mips_option_override): Likewise.
7256         (umips_save_restore_pattern_p): New function.
7257         (umips_output_save_restore): New function.
7258         (umips_load_store_pair_p_1): New function.
7259         (umips_load_store_pair_p): New function.
7260         (umips_output_load_store_pair_1): New function.
7261         (umips_output_load_store_pair): New function.
7262         (umips_movep_target_p) New function.
7263         (mips_prepare_pch_save): Add microMIPS support.
7264         * config/mips/mips.h (TARGET_COMPRESSION): New.
7265         (TARGET_CPU_CPP_BUILTINS): Update macro
7266         to use new compression flags and to support microMIPS.
7267         (MIPS_ISA_LEVEL_SPEC): Add m14k processors.
7268         (MIPS_ARCH_FLOAT_SPEC): Likewise.
7269         (ISA_HAS_LWXS): Include TARGET_MICROMIPS.
7270         (ISA_HAS_LOAD_DELAY): Exclude TARGET_MICROMIPS.
7271         (ASM_SPEC): Support mmicromips and mno-micromips.
7272         (M16STORE_REG_P): New macro.
7273         (MIPS_CALL): Support TARGET_MICROMIPS.
7274         (MICROMIPS_J): New macro.
7275         (mips_base_mips16): Rename this...
7276         (mips_base_compression_flags): ...to this.
7277         (UMIPS_12BIT_OFFSET_P): New macro.
7278         * config/mips/t-sde: (MULTILIB_OPTIONS): Add microMIPS.
7279         (MULTILIB_DIRNAMES): Likewise.
7280 2013-03-20  Richard Biener  <rguenther@suse.de>
7281
7282         PR tree-optimization/56661
7283         * tree-ssa-sccvn.c (visit_use): Only value-number calls if
7284         the result does not have to be distinct.
7285
7286 2013-03-20  Richard Biener  <rguenther@suse.de>
7287
7288         * tree-inline.c (copy_tree_body_r): Sync MEM_REF code with
7289         remap_gimple_op_r.
7290
7291 2013-03-20  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
7292             Steven Bosscher <steven@gcc.gnu.org>
7293
7294         PR rtl-optimization/56605
7295         * loop-iv.c (implies_p): Handle equal RTXs and subregs.
7296
7297 2013-03-20  Uros Bizjak  <ubizjak@gmail.com>
7298
7299         PR bootstrap/56656
7300         * config/i386/i386.md (*movdi_internal): Handle broken assemblers
7301         that require movd instead of movq.
7302
7303 2013-03-20  Richard Biener  <rguenther@suse.de>
7304
7305         * tree-ssa-structalias.c (struct variable_info): Add pointer
7306         to the first field of an aggregate with sub-vars.  Make
7307         this and the pointer to the next subfield its ID.
7308         (vi_next): New function.
7309         (nothing_id, anything_id, readonly_id, escaped_id, nonlocal_id,
7310         storedanything_id, integer_id): Increment by one.
7311         (new_var_info, get_call_vi, lookup_call_clobber_vi,
7312         get_call_clobber_vi): Adjust.
7313         (solution_set_expand): Simplify and speedup.
7314         (solution_set_add): Inline into ...
7315         (set_union_with_increment): ... this.  Adjust accordingly.
7316         (do_sd_constraint): Likewise.
7317         (do_ds_constraint): Likewise.
7318         (do_complex_constraint): Simplify.
7319         (build_pred_graph): Adjust.
7320         (solve_graph): Likewise.  Simplify and speedup.
7321         (get_constraint_for_ssa_var, get_constraint_for_ptr_offset,
7322         get_constraint_for_component_ref, get_constraint_for_1,
7323         first_vi_for_offset, first_or_preceding_vi_for_offset,
7324         create_function_info_for, create_variable_info_for_1,
7325         create_variable_info_for, intra_create_variable_infos): Adjust.
7326         (init_base_vars): Push NULL for ID zero.
7327         (compute_points_to_sets): Adjust.
7328
7329 2013-03-20  Richard Biener  <rguenther@suse.de>
7330
7331         * cfgloop.c (verify_loop_structure): Streamline and avoid
7332         ICEing on corrupt loop tree.
7333         * graph.c (draw_cfg_nodes_for_loop): Avoid ICEing on corrupt
7334         loop tree.
7335
7336 2013-03-20  Richard Biener  <rguenther@suse.de>
7337
7338         * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Do not
7339         check whether an SSA update is needed.
7340
7341 2013-03-20  Richard Sandiford  <rdsandiford@googlemail.com>
7342
7343         * config/mips/constraints.md (T): Rename to...
7344         (Yf): ...this.
7345         (U): Rename to...
7346         (Yd): ...this.
7347         * config/mips/mips.md (*movdi_64bit, *movdi_64bit_mips16)
7348         (*mov<mode>_internal, *mov<mode>_mips16): Update accordingly.
7349
7350 2013-03-19  Ian Bolton  <ian.bolton@arm.com>
7351
7352         * config/aarch64/aarch64.md (*sub<mode>3_carryin): New pattern.
7353         (*subsi3_carryin_uxtw): Likewise.
7354
7355 2013-03-19  Ian Bolton  <ian.bolton@arm.com>
7356
7357         * config/aarch64/aarch64.md (*ror<mode>3_insn): New pattern.
7358         (*rorsi3_insn_uxtw): Likewise.
7359
7360 2013-03-19  Ian Bolton  <ian.bolton@arm.com>
7361
7362         * config/aarch64/aarch64.md (*extr<mode>5_insn): New pattern.
7363         (*extrsi5_insn_uxtw): Likewise.
7364
7365 2013-03-19  Richard Biener  <rguenther@suse.de>
7366
7367         PR tree-optimization/56273
7368         * passes.c (init_optimization_passes): Move second VRP after DOM.
7369
7370 2013-03-19  Uros Bizjak  <ubizjak@gmail.com>
7371
7372         * config/i386/i386.md (*movti_internal): Merge from
7373         *movti_internal_rex64 and *movti_internal_sse.  Use x64 isa attribute.
7374         (*movdi_internal): Merge with *movdi_internal_rex64.  Use x64 and
7375         nox64 isa attributes.
7376
7377 2013-03-18  Richard Biener  <rguenther@suse.de>
7378
7379         * tree-ssa-structalias.c (find): Use gcc_checking_assert.
7380         (unite): Likewise.
7381         (merge_node_constraints): Likewise.
7382         (build_succ_graph): Likewise.
7383         (valid_graph_edge): Inline into single caller.
7384         (unify_nodes): Likewise.  Use bitmap_set_bit return value
7385         and cache varinfo.
7386         (scc_visit): Fix formatting and variable use.
7387         (do_sd_constraint): Use gcc_checking_assert.
7388         (do_ds_constraint): Likewise.
7389         (do_complex_constraint): Likewise.
7390         (condense_visit): Likewise.  Cleanup.
7391         (dump_pred_graph): New function.
7392         (perform_var_substitution): Dump the pred-graph before
7393         variable substitution.
7394         (find_equivalent_node): Use gcc_checking_assert.
7395         (rewrite_constraints): Guard checking loop with ENABLE_CHECKING.
7396
7397 2013-03-18  Richard Biener  <rguenther@suse.de>
7398
7399         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
7400         Remove cond_expr_stmt_list argument and do not gimplify the
7401         built expression.
7402         (vect_loop_versioning): Adjust.
7403         * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
7404         Cleanup to use less temporaries.
7405         (vect_create_data_ref_ptr): Cleanup.
7406
7407 2013-03-18  Jakub Jelinek  <jakub@redhat.com>
7408
7409         PR tree-optimization/56635
7410         * fold-const.c (operand_equal_p): For MEM_REF and TARGET_MEM_REF,
7411         require types_compatible_p types.
7412
7413 2013-03-18  Nick Clifton  <nickc@redhat.com>
7414
7415         * config/stormy16/stormy16.c (xstormy16_expand_prologue): Remove
7416         spurious backslash.
7417
7418         * config/mn10300/mn10300.c (mn10300_get_live_callee_saved_regs):
7419         Add missing line to comment describing function.
7420
7421 2013-03-18  Richard Biener  <rguenther@suse.de>
7422
7423         PR tree-optimization/56210
7424         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
7425         Handle string / character search functions.
7426         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
7427
7428 2013-03-18  Richard Biener  <rguenther@suse.de>
7429
7430         PR middle-end/56483
7431         * cfgexpand.c (expand_gimple_cond): Inline gimple_cond_single_var_p
7432         and implement properly.
7433         * gimple.h (gimple_cond_single_var_p): Remove.
7434
7435 2013-03-18  Richard Biener  <rguenther@suse.de>
7436
7437         * tree-data-ref.h (find_data_references_in_loop): Declare.
7438         * tree-data-ref.c (get_references_in_stmt): Use a stack
7439         vector pre-allocated in the callers.
7440         (find_data_references_in_stmt): Adjust.
7441         (graphite_find_data_references_in_stmt): Likewise.
7442         (create_rdg_vertices): Likewise.
7443         (find_data_references_in_loop): Export.
7444         * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
7445         Compute dependences here...
7446         (vect_analyze_data_refs): ...not here.  When we encounter
7447         a non-vectorizable data reference in basic-block vectorization
7448         truncate the data reference vector.  Do not bother to
7449         fixup data-dependence information for gather loads.
7450         * tree-vect-slp.c (vect_slp_analyze_bb_1): Check the number
7451         of data references, as reported.
7452
7453 2013-03-18  Richard Biener  <rguenther@suse.de>
7454
7455         PR tree-optimization/3713
7456         * tree-ssa-sccvn.c (visit_copy): Simplify.  Always propagate
7457         has_constants and expr.
7458         (stmt_has_constants): Properly valueize SSA names when deciding
7459         whether the stmt has constants.
7460
7461 2013-03-18  Richard Biener  <rguenther@suse.de>
7462
7463         * tree-ssa-loop-manip.c (find_uses_to_rename): Do not scan the
7464         whole function when there is nothing to do.
7465         * tree-ssa-loop.c (pass_vectorize): Remove TODO_update_ssa.
7466         * tree-vectorizer.c (vectorize_loops): Update virtual and
7467         loop-closed SSA once.
7468         * tree-vect-loop.c (vect_transform_loop): Do not update SSA here.
7469
7470 2013-03-18  Richard Biener  <rguenther@suse.de>
7471
7472         PR middle-end/56113
7473         * domwalk.c (bb_postorder): New global static.
7474         (cmp_bb_postorder): New function.
7475         (walk_dominator_tree): Replace scheme imposing an order for
7476         visiting dominator sons by one sorting them at the time they
7477         are pushed on the stack.
7478
7479 2013-03-18  Richard Biener  <rguenther@suse.de>
7480
7481         PR tree-optimization/39326
7482         * tree-ssa-loop-im.c (refs_independent_p): Exploit symmetry.
7483         (struct mem_ref): Replace mem member with ao_ref typed member.
7484         (MEM_ANALYZABLE): Adjust.
7485         (memref_eq): Likewise.
7486         (mem_ref_alloc): Likewise.
7487         (gather_mem_refs_stmt): Likewise.
7488         (mem_refs_may_alias_p): Use the ao_ref to query the alias oracle.
7489         (execute_sm_if_changed_flag_set): Adjust.
7490         (execute_sm): Likewise.
7491         (ref_always_accessed_p): Likewise.
7492         (refs_independent_p): Likewise.
7493         (can_sm_ref_p): Likewise.
7494
7495 2013-03-18  Jakub Jelinek  <jakub@redhat.com>
7496
7497         PR c/56566
7498         * tree.c (tree_int_cst_min_precision): For integer_zerop (value)
7499         return 1 even for !unsignedp.
7500
7501 2013-03-17  Uros Bizjak  <ubizjak@gmail.com>
7502
7503         * config/i386/i386.md (isa): Add x64 and nox64.
7504         (enabled): Define x64 for TARGET_64BIT and nox64 for !TARGET_64BIT.
7505         (*pushtf): Enable *roF alternative for x64 isa only.
7506         (*pushxf): Merge with *pushxf_nointeger.  Use Yx*r constraint. Set
7507         mode attribute of integer alternatives to DImode for TARGET_64BIT.
7508         (*pushdf): Merge with *pushdf_rex64.  Use x64 and nox64 isa attributes.
7509         (*movtf_internal): Merge from *movtf_internal_rex64 and
7510         *movtf_internal_sse.  Use x64 and nox64 isa attributes.
7511         (*movxf_internal): Merge with *movxf_internal_rex64.  Use x64 and
7512         nox64 isa attributes.
7513         (*movdf_internal): Merge with *movdf_internal_rex64.  Use x64 and
7514         nox64 isa attributes.
7515         * config/i386/constraints.md (Yd): Do not set for TARGET_64BIT.
7516
7517 2013-03-17  Uros Bizjak  <ubizjak@gmail.com>
7518
7519         * config/alpha/alpha.c (TARGET_LRA_P): New define.
7520
7521 2013-03-17  Jakub Jelinek  <jakub@redhat.com>
7522
7523         PR target/56640
7524         * config/arm/arm.h (REG_CLASS_NAMES): Add "SFP_REG" and "AFP_REG"
7525         class names.  Remove trailing comma after "ALL_REGS".
7526
7527 2013-03-16  Jan Hubicka  <jh@suse.cz>
7528
7529         * cgraph.h (cgraph_get_create_real_symbol_node): Declare.
7530         * cgraph.c (cgraph_get_create_real_symbol_node): New function.
7531         * cgrpahbuild.c: Use cgraph_get_create_real_symbol_node instead
7532         of cgraph_get_create_node.
7533         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
7534
7535 2013-03-16  Jason Merrill  <jason@redhat.com>
7536
7537         PR debug/49090
7538         * dwarf2out.c (gen_generic_params_dies): Indicate default arguments
7539         with DW_AT_default_value.
7540
7541 2013-03-16  Jakub Jelinek  <jakub@redhat.com>
7542
7543         * BASE-VER: Set to 4.9.0.
7544
7545 2013-03-14  Andi Kleen  <ak@linux.intel.com>
7546
7547         PR target/56619
7548         * doc/extend.texi: Document __ATOMIC_HLE_ACQUIRE,
7549         __ATOMIC_HLE_RELEASE. Document __builtin_ia32 TSX intrincs.
7550         Document _x* TSX intrinsics.
7551
7552 2013-03-14  Edgar E. Iglesias  <edgar.iglesias@xilinx.com>
7553             David Holsgrove  <david.holsgrove@xilinx.com>
7554
7555         * configure.ac: Add MicroBlaze TLS support detection.
7556         * configure: Regenerate.
7557         * config/microblaze/microblaze-protos.h
7558         (microblaze_cannot_force_const_mem, microblaze_tls_referenced_p,
7559         symbol_mentioned_p, label_mentioned_p): Add prototypes.
7560         * config/microblaze/microblaze.c (microblaze_address_type): Add
7561         ADDRESS_TLS and tls_reloc address types.
7562         (microblaze_address_info): Add tls_reloc.
7563         (TARGET_HAVE_TLS): Define.
7564         (get_tls_get_addr, microblaze_tls_symbol_p, microblaze_tls_operand_p_1,
7565          microblaze_tls_referenced_p, microblaze_cannot_force_const_mem,
7566          symbol_mentioned_p, label_mentioned_p, tls_mentioned_p,
7567         load_tls_operand,  microblaze_call_tls_get_addr,
7568         microblaze_legitimize_tls_address): New functions.
7569         (microblaze_classify_unspec): Handle UNSPEC_TLS.
7570         (get_base_reg): Use microblaze_tls_symbol_p.
7571         (microblaze_classify_address): Handle TLS.
7572         (microblaze_legitimate_pic_operand): Use symbol_mentioned_p,
7573         label_mentioned_p and microblaze_tls_referenced_p.
7574         (microblaze_legitimize_address): Handle TLS.
7575         (microblaze_address_insns): Handle ADDRESS_TLS.
7576         (pic_address_needs_scratch): Handle TLS.
7577         (print_operand_address): Handle TLS.
7578         (microblaze_expand_prologue): Check TLS_NEEDS_GOT.
7579         (microblaze_expand_move): Handle TLS.
7580         (microblaze_legitimate_constant_p): Check
7581         microblaze_cannot_force_const_mem and microblaze_tls_symbol_p.
7582         (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7583         * config/microblaze/microblaze.h (TLS_NEEDS_GOT): Define
7584         (PIC_OFFSET_TABLE_REGNUM): Set.
7585         * config/microblaze/linux.h (TLS_NEEDS_GOT): Define.
7586         * config/microblaze/microblaze.md (UNSPEC_TLS): Define.
7587         (addsi3, movsi_internal2, movdf_internal): Update constraints
7588         * config/microblaze/predicates.md (arith_plus_operand): Define
7589         (move_operand): Redefine as move_src_operand,
7590         check microblaze_tls_referenced_p.
7591
7592 2013-03-14  Ian Bolton  <ian.bolton@arm.com>
7593
7594         * config/aarch64/aarch64.md: (*and<mode>3nr_compare0): Use CC_NZ.
7595         (*and_<SHIFT:optab><mode>3nr_compare0): Likewise.
7596
7597 2013-03-14  Ian Bolton  <ian.bolton@arm.com>
7598
7599         * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return correct
7600         CC mode for AND.
7601
7602 2013-03-14  Jakub Jelinek  <jakub@redhat.com>
7603
7604         PR tree-optimization/53265
7605         * common.opt (Waggressive-loop-optimizations): New option.
7606         * tree-ssa-loop-niter.c: Include tree-pass.h.
7607         (do_warn_aggressive_loop_optimizations): New function.
7608         (record_estimate): Call it.  Don't add !is_exit bounds to loop->bounds
7609         if number_of_latch_executions returned constant.
7610         (estimate_numbers_of_iterations_loop): Call number_of_latch_executions
7611         early.  If number_of_latch_executions returned constant, set
7612         nb_iterations_upper_bound back to it.
7613         * cfgloop.h (struct loop): Add warned_aggressive_loop_optimizations
7614         field.
7615         * Makefile.in (tree-ssa-loop-niter.o): Depend on $(TREE_PASS_H).
7616         * doc/invoke.texi (-Wno-aggressive-loop-optimizations): Document.
7617
7618         * config/aarch64/t-aarch64-linux (MULTARCH_DIRNAME): Remove.
7619         (MULTILIB_OSDIRNAMES): Set.
7620         * genmultilib: If defaultosdirname doesn't start with :: , set
7621         defaultosdirname2 instead, clear it and emit two . multilib_raw
7622         entries instead of just one.
7623
7624 2013-03-14  Kaz Kojima  <kkojima@gcc.gnu.org>
7625
7626         * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
7627         (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
7628         * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
7629         (SUBTARGET_OVERRIDE_OPTIONS): New.
7630
7631 2013-03-13  Oleg Endo  <olegendo@gcc.gnu.org>
7632
7633         PR target/49880
7634         * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
7635         (musermode): Convert to Var(TARGET_USERMODE).
7636         * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
7637         MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
7638         * config/sh/sh.c (sh_option_override): Use
7639         TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
7640         * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
7641         condition.
7642         (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
7643         TARGET_SH4.
7644         (udivsi3_i4_single, divsi3_i4_single): Use
7645         TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.
7646
7647 2013-03-13  Dave Korn  <dave.korn.cygwin@....>
7648
7649         * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): Make shared libgcc the
7650         default setting.
7651
7652 2013-03-13  Richard Biener  <rguenther@suse.de>
7653
7654         PR tree-optimization/56608
7655         * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
7656         calls when vectorizing basic-blocks.
7657
7658 2013-03-13  Jakub Jelinek  <jakub@redhat.com>
7659
7660         PR plugins/45078
7661         * config.gcc: On arm, mips, sh and sparc add vxworks-dummy.h to
7662         tm_file.
7663
7664 2013-03-12  Jakub Jelinek  <jakub@redhat.com>
7665
7666         * doc/invoke.texi (-Waddr-space-convert): Move into the table earlier.
7667
7668 2013-03-11  Jan Hubicka  <jh@suse.cz>
7669
7670         PR lto/56557
7671         * lto-streamer-out.c (output_symbol_p): Skip references from
7672         constructors of external variables.
7673
7674 2013-03-11  Jan Hubicka  <jh@suse.cz>
7675
7676         PR middle-end/56571
7677         * valtrack.c (cleanup_auto_inc_dec): Unshare clobbers originating
7678         from pseudos.
7679         * emit-rtl.c (verify_rtx_sharing): Likewise.
7680         (copy_insn_1): Likewise.
7681         * rtl.c (copy_rtx): Likewise.
7682
7683 2013-03-11  Georg-Johann Lay  <avr@gjlay.de>
7684
7685         PR target/56591
7686         * config/avr/avr.c (avr_print_operand): Add space after '%c' in
7687         output_operand_lossage message.
7688
7689 2013-03-11  Richard Earnshaw  <rearnsha@arm.com>
7690
7691         PR target/56470
7692         * arm.c (shift_op): Validate RTL pattern on the fly.
7693         (arm_print_operand, case 'S'): Don't use shift_operator to validate
7694         the RTL.
7695
7696 2013-03-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7697
7698         PR target/56347
7699         * config/pa/pa.md (call_value): Check for calls to powf and direct to
7700         new call patterns that clobber %fr12.
7701         (call_val_powf, call_val_powf_pic, call_val_powf_64bit): New insn,
7702         split and postreload patterns.
7703         * config/pa/pa.c (pa_conditional_register_usage): Revert marking
7704         registers %fr12 and %fr12R as call used.
7705
7706 2013-03-09  Steven Bosscher  <steven@gcc.gnu.org>
7707
7708         * dse.c (delete_dead_store_insn): Respect TDF_DETAILS.
7709         (canon_address, record_store, replace_read, check_mem_read_rtx,
7710         scan_insn, dse_step1, dse_step2_init, dse_step2_spill,
7711         dse_step4, dse_step5_nospill, dse_step5_spill, dse_step6,
7712         rest_of_handle_dse): Likewise.
7713
7714 2013-03-09  Richard Sandiford  <rdsandiford@googlemail.com>
7715
7716         PR middle-end/56524
7717         * tree.h (tree_optimization_option): Rename target_optabs to optabs.
7718         Add base_optabs.
7719         (TREE_OPTIMIZATION_OPTABS): Update after previous field change.
7720         (TREE_OPTIMIZATION_BASE_OPTABS): New macro.
7721         (save_optabs_if_changed): Replace with...
7722         (init_tree_optimization_optabs): ...this.
7723         * optabs.c (save_optabs_if_changed): Rename to...
7724         (init_tree_optimization_optabs): ...this.  Take the optimization node
7725         as argument.  Do nothing if the base optabs are already correct.
7726         Reuse the existing TREE_OPTIMIZATION_OPTABS memory if we need
7727         to recompute optabs.
7728         * function.h (function): Remove optabs field.
7729         * function.c (invoke_set_current_function_hook): Call
7730         init_tree_optimization_optabs.  Use the result to initialize
7731         this_fn_optabs.
7732
7733 2013-02-27  Aldy Hernandez  <aldyh@redhat.com>
7734
7735         * trans-mem.c (expand_transaction): Do not set PR_INSTRUMENTEDCODE
7736         if GTMA_HAS_NO_INSTRUMENTATION.
7737         (generate_tm_state): Keep GTMA_HAS_NO_INSTRUMENTATION bit.
7738         (ipa_tm_transform_transaction): Set GTMA_HAS_NO_INSTRUMENTATION.
7739         * gimple.h (GTMA_HAS_NO_INSTRUMENTATION): Define.
7740         * gimple-pretty-print.c (dump_gimple_transaction): Handle
7741         GTMA_HAS_NO_INSTRUMENTATION.
7742
7743 2013-03-08  Jakub Jelinek  <jakub@redhat.com>
7744
7745         * config/gnu-user.h (LIBTSAN_EARLY_SPEC): Don't link against
7746         libasan_preinit.o.
7747
7748 2013-03-08  Marek Polacek  <polacek@redhat.com>
7749             Jakub Jelinek  <jakub@redhat.com>
7750
7751         PR tree-optimization/56478
7752         * predict.c (is_comparison_with_loop_invariant_p): Change the
7753         type of loop_step to tree.
7754         (predict_loops): Adjust.
7755         (predict_iv_comparison): Perform the computations on double_ints.
7756
7757 2013-03-08  Richard Biener  <rguenther@suse.de>
7758
7759         PR tree-optimization/56570
7760         * tree-cfg.c (verify_expr_location_1): Verify locations for
7761         DECL_DEBUG_EXPR.
7762         * tree-sra.c (create_access_replacement): Strip locations
7763         from DECL_DEBUG_EXPRs.
7764
7765 2013-03-08  Richard Biener  <rguenther@suse.de>
7766
7767         * tree-inline.c (expand_call_inline): Do not associate
7768         a BLOCK with the location in BLOCK_SOURCE_LOCATION.
7769         * tree-cfg.c (verify_location): Verify BLOCK_SOURCE_LOCATION.
7770
7771 2013-03-08  Richard Biener  <rguenther@suse.de>
7772
7773         * tree-ssa-ter.c (is_replaceable_p): Do not TER across location
7774         or block changes with -Og.  Fix for location / block encoding
7775         changes and PHI arguments with locations.
7776
7777 2013-03-07  Steven Bosscher  <steven@gcc.gnu.org>
7778
7779         * bitmap.c (struct bitmap_descriptor_d): Use unsigned HOST_WIDEST_INT
7780         for all counters.
7781         (struct output_info): Likewise.
7782         (register_overhead): Remove bad gcc_assert.
7783         (bitmap_find_bit): If there is only a single bitmap element, do not
7784         count a miss as a search.
7785         (print_statistics): Update for counter type changes.
7786         (dump_bitmap_statistics): Likewise.  Print headers such that they
7787         are properly lined up with the printed counters.
7788
7789 2013-03-07  Jakub Jelinek  <jakub@redhat.com>
7790
7791         PR tree-optimization/56559
7792         * tree-ssa-reassoc.c (zero_one_operation): When looking at rhs2,
7793         check that it has only a single use.
7794
7795 2013-03-07  Richard Biener  <rguenther@suse.de>
7796
7797         * doc/invoke.texi (fwhole-program): Discourage use in combination
7798         with -flto.
7799
7800 2013-03-06  Jakub Jelinek  <jakub@redhat.com>
7801
7802         * config/arm/t-arm (TM_H, OPTIONS_H_EXTRA): Add arm-cores.def.
7803
7804         PR tree-optimization/56539
7805         * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
7806         instead of GSI_CONTINUE_LINKING as last argument to
7807         force_gimple_operand_gsi.  Adjust function comment.
7808
7809         * config/aarch64/t-aarch64 (TM_H, OPTIONS_H_EXTRA): Add
7810         aarch64-cores.def.
7811
7812         PR middle-end/56548
7813         * expr.c (expand_cond_expr_using_cmove): When expanding cmove in
7814         promoted mode, convert the result back to the original mode.
7815
7816 2013-03-06  Richard Biener  <rguenther@suse.de>
7817
7818         PR middle-end/56294
7819         * tree-into-ssa.c (insert_phi_nodes_for): Add dumping.
7820         (insert_updated_phi_nodes_compare_uids): New function.
7821         (update_ssa): Sort symbols_to_rename after UID before
7822         traversing it to insert PHI nodes.
7823
7824 2013-03-06  Richard Biener  <rguenther@suse.de>
7825
7826         PR middle-end/50494
7827         * tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
7828         Do not adjust alignment of DECL_IN_CONSTANT_POOL decls.
7829
7830         Revert
7831         2013-02-13  Richard Biener  <rguenther@suse.de>
7832
7833         PR lto/50494
7834         * varasm.c (output_constant_def_1): Get the decl representing
7835         the constant as argument.
7836         (output_constant_def): Wrap output_constant_def_1.
7837         (make_decl_rtl): Use output_constant_def_1 with the decl
7838         representing the constant.
7839         (build_constant_desc): Optionally re-use a decl already
7840         representing the constant.
7841         (tree_output_constant_def): Adjust.
7842
7843 2013-03-06  Joey Ye  <joey.ye@arm.com>
7844
7845         PR lto/50293
7846         * gcc.c (convert_white_space): New function.
7847         (main): Handles white space in function name.
7848
7849 2013-03-06  Oleg Endo  <olegendo@gcc.gnu.org>
7850
7851         PR target/56529
7852         * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
7853         instead of TARGET_SH2 for call-table case.  Do not set sh_div_strategy
7854         to SH_DIV_CALL_TABLE for TARGET_SH2.
7855         * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
7856         list.
7857         * doc/invoke.texi (SH options): Document mdiv= call-div1, call-fp,
7858         call-table options.
7859
7860 2013-03-05  Sterling Augustine  <saugustine@google.com>
7861             Cary Coutant  <ccoutant@google.com>
7862
7863         PR debug/55364
7864         * dwarf2out.c (resolve_addr): Don't call
7865         remove_loc_list_addr_table_entries a second time for the same
7866         expression.
7867
7868 2013-03-05  Jakub Jelinek  <jakub@redhat.com>
7869
7870         PR debug/56510
7871         * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
7872         (avoid_complex_debug_insns): New function.
7873         (expand_debug_locations): Call it.
7874
7875         PR rtl-optimization/56484
7876         * ifcvt.c (noce_process_if_block): If else_bb is NULL, avoid extending
7877         lifetimes of hard registers on small register class machines.
7878
7879 2013-03-05  David Holsgrove  <david.holsgrove@xilinx.com>
7880
7881         * config/microblaze/microblaze-protos.h: Rename
7882         microblaze_is_interrupt_handler to microblaze_is_interrupt_variant.
7883         * config/microblaze/microblaze.c (microblaze_attribute_table): Add
7884         fast_interrupt.
7885         (microblaze_fast_interrupt_function_p): New function.
7886         (microblaze_is_interrupt_handler): Rename to
7887         microblaze_is_interrupt_variant and add fast_interrupt check.
7888         (microblaze_must_save_register): Use microblaze_is_interrupt_variant.
7889         (save_restore_insns): Likewise.
7890         (compute_frame_size): Likewise.
7891         (microblaze_function_prologue): Add FAST_INTERRUPT_NAME.
7892         (microblaze_globalize_label): Likewise.
7893         * config/microblaze/microblaze.h: Define FAST_INTERRUPT_NAME.
7894         * config/microblaze/microblaze.md: Use wrapper
7895         microblaze_is_interrupt_variant.
7896
7897 2013-03-05  Kai Tietz  <ktietz@redhat.com>
7898
7899         * sdbout.c (sdbout_one_type): Switch to current function's section
7900         supporting cold/hot.
7901
7902 2013-03-05  David Holsgrove  <david.holsgrove@xilinx.com>
7903
7904         * doc/invoke.texi (MicroBlaze): Add -mbig-endian, -mlittle-endian,
7905         -mxl-reorder.
7906
7907 2013-03-05  Jakub Jelinek  <jakub@redhat.com>
7908
7909         PR middle-end/56461
7910         * ggc-common.c (gt_pch_save): For ENABLE_VALGRIND_CHECKING,
7911         if VALGRIND_GET_VBITS is defined, temporarily make object
7912         memory all defined, and restore previous valgrind addressability
7913         and definability afterwards.  Free this_object at the end.
7914
7915         PR middle-end/56461
7916         * lra.c (lra): Call lra_clear_live_ranges if live_p,
7917         right before calling lra_create_live_ranges, also call it
7918         when clearing live_p.  Only call lra_clear_live_ranges
7919         at the end if live_p.
7920
7921         PR middle-end/56461
7922         * sched-deps.c (delete_dep_node): Free DEP_REPLACE.
7923
7924 2013-03-05  Richard Biener  <rguenther@suse.de>
7925
7926         PR tree-optimization/56521
7927         * tree-ssa-sccvn.c (set_value_id_for_result): Always initialize
7928         value-id.
7929
7930 2013-03-05  Steven Bosscher  <steven@gcc.gnu.org>
7931
7932         PR c++/55135
7933         * except.h (remove_unreachable_eh_regions): New prototype.
7934         * except.c (remove_eh_handler_splicer): New function, split out
7935         of remove_eh_handler.
7936         (remove_eh_handler): Use remove_eh_handler_splicer.  Add comment
7937         warning about running it on many EH regions one at a time.
7938         (remove_unreachable_eh_regions_worker): New function, walk the
7939         EH tree in depth-first order and remove non-marked regions.
7940         (remove_unreachable_eh_regions): New function.
7941         * tree-eh.c (mark_reachable_handlers): New function, split out
7942         from remove_unreachable_handlers.
7943         (remove_unreachable_handlers): Use mark_reachable_handlers and
7944         remove_unreachable_eh_regions.
7945         (remove_unreachable_handlers_no_lp): Use mark_reachable_handlers
7946         and remove_unreachable_eh_regions.
7947
7948 2013-03-05  Richard Biener  <rguenther@suse.de>
7949
7950         PR middle-end/56525
7951         * loop-init.c (fix_loop_structure): Remove loops in two stages,
7952         not freeing them until the end.
7953
7954 2013-03-05  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
7955
7956         * config/s390/s390.h: Define DWARF2_ASM_LINE_DEBUG_INFO.
7957
7958 2013-03-05  Richard Biener  <rguenther@suse.de>
7959
7960         PR tree-optimization/56270
7961         * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
7962         of loads after scheduling an SLP instance.
7963
7964 2013-03-05  Jakub Jelinek  <jakub@redhat.com>
7965
7966         * Makefile.in (dg_target_exps): Add aarch64.exp, epiphany.exp and
7967         tic6x.exp.
7968         (check_gcc_parallelize): Run guality.exp as a separate job from
7969         vect.exp with unsorted.exp and $(dg_target_exps) separately from
7970         struct-layout-1.exp with stackalign.exp.
7971
7972         * alias.c (init_alias_analysis): Clear reg_known_equiv_p bitmap.
7973
7974         PR middle-end/56461
7975         * tree-vect-slp.c (vect_supported_load_permutation_p): Free
7976         load_index sbitmap even if some bit in it isn't set.
7977
7978         PR middle-end/56461
7979         * tree-ssa-loop-niter.c (bb_queue): Remove typedef.
7980         (discover_iteration_bound_by_body_walk): Change queues to
7981         vec<vec<basic_block> > and queue to vec<basic_block>.  Fix up
7982         spelling in comment.  Call safe_push on queues[bound_index] directly.
7983         Release queues[queue_index] in every iteration unconditionally.
7984         Release bounds vector.
7985
7986         PR middle-end/56461
7987         * tree-vect-stmts.c (free_stmt_vec_info_vec): Call
7988         free_stmt_vec_info on any left-over stmt_vec_info in the vector.
7989         * tree-vect-loop.c (vect_create_epilog_for_reduction): Release
7990         inner_phis vector.
7991
7992 2013-03-05  Richard Biener  <rguenther@suse.de>
7993
7994         PR lto/56515
7995         * tree-inline.c (remap_blocks_to_null): New function.
7996         (expand_call_inline): When expanding a call stmt without
7997         an associated block inline remap all callee blocks to NULL.
7998
7999 2013-03-05  Jakub Jelinek  <jakub@redhat.com>
8000
8001         PR rtl-optimization/56494
8002         * simplify-rtx.c (simplify_truncation): If C is narrower than A,
8003         optimize (truncate:A (subreg:B (truncate:C X) 0)) into
8004         (subreg:A (truncate:C X) 0) instead of (truncate:A X).
8005
8006         PR middle-end/56461
8007         * sel-sched-ir.c (free_sched_pools): Release
8008         succs_info_pool.stack[succs_info_pool.max_top] vectors too
8009         if succs_info_pool.max_top isn't -1.
8010
8011         PR bootstrap/56509
8012         * opts.c (opts_obstack, opts_concat): Moved to...
8013         * opts-common.c (opts_obstack, opts_concat): ... here.
8014
8015 2013-03-04  Jakub Jelinek  <jakub@redhat.com>
8016
8017         PR middle-end/56461
8018         * diagnostic.c (diagnostic_append_note): Save and restore old prefix.
8019
8020 2013-03-04  Martin Jambor  <mjambor@suse.cz>
8021
8022         * tree-dfa.c (get_or_create_ssa_default_def): Use parameter fn in
8023         all appropriate places.
8024
8025 2013-01-04  Eric Botcazou  <ebotcazou@adacore.com>
8026
8027         PR tree-optimization/56424
8028         * ipa-split.c (split_function): Do not set the RSO flag if result is
8029         not by reference and its type is a register type.
8030
8031 2013-03-04  David Holsgrove  <david.holsgrove@xilinx.com>
8032
8033         * config/microblaze/microblaze.c (microblaze_valid_pic_const): New
8034         (microblaze_legitimate_pic_operand): Likewise
8035         * config/microblaze/microblaze.h (LEGITIMATE_PIC_OPERAND_P): calls
8036         new function microblaze_legitimate_pic_operand
8037         * config/microblaze/microblaze-protos.h
8038         (microblaze_legitimate_pic_operand): Declare.
8039
8040 2013-03-04  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
8041
8042         * config/microblaze/predicates.md (call_insn_simple_operand):
8043         New predicate for supported rtx code types.
8044         * config/microblaze/microblaze.md (call_internal1): Use
8045         call_insn_simple_operand predicate.
8046
8047 2013-03-04  Jakub Jelinek  <jakub@redhat.com>
8048
8049         PR middle-end/56461
8050         * tree-loop-distribution.c (ldist_gen): Call partition_free after each
8051         partitions.ordered_remove.
8052
8053         PR middle-end/56461
8054         * tree-vect-stmts.c (vectorizable_conversion): Don't call
8055         vec_oprnds0.create (1) for modifier == NONE.
8056
8057         PR middle-end/56461
8058         * tree-vect-stmts.c (vectorizable_shift): Don't call create methods
8059         on vec_oprnds0 or vec_oprnds1 before loop, only call it on
8060         vec_oprnds1 right before pushing anything to it for
8061         scalar_shift_arg.
8062
8063         PR middle-end/56461
8064         * tree-vect-loop.c (destroy_loop_vec_info): For !clean_stmts, just
8065         set nbbs to 0 instead of having separate code path.
8066         (vect_analyze_loop_form): Call destroy_loop_vec_info with true
8067         instead of false as last argument if returning NULL.
8068
8069 2013-03-03  Sandra Loosemore  <sandra@codesourcery.com>
8070
8071         * target.def (TARGET_OPTION_VALID_ATTRIBUTE_P): Update comments;
8072         the attribute is now called "target" instead of "option".
8073         (TARGET_OPTION_PRAGMA_PARSE): Likewise, for the pragma.
8074         * doc/tm.texi.in (Target Attributes):  Likewise document the correct
8075         attribute/pragma name for TARGET_OPTION_VALID_P and
8076         TARGET_OPTION_PRAGMA_PARSE.  Also copy-edit and correct markup.
8077         * doc/tm.texi: Regenerated.
8078
8079 2013-03-02  David Holsgrove  <david.holsgrove@xilinx.com>
8080
8081         * config/microblaze/microblaze.c:
8082         Check mcpu, pcmp requirement and set TARGET_REORDER to 0 if not met.
8083         * config/microblaze/microblaze.h: Add -mxl-reorder to
8084         DRIVER_SELF_SPECS.
8085         * config/microblaze/microblaze.md: New bswapsi2 and bswaphi2.
8086         instructions emitted if TARGET_REORDER.
8087         * config/microblaze/microblaze.opt: New option -mxl-reorder set to 1
8088         or 0 for -m/-mno case, but initialises as 2 to detect default use case
8089         separately.
8090
8091 2013-03-01  Xinliang David Li  <davidxl@google.com>
8092
8093         * tree-ssa-uninit.c (compute_control_dep_chain): Limit post-dom
8094         walk length.
8095
8096 2013-03-01  Jakub Jelinek  <jakub@redhat.com>
8097
8098         PR middle-end/56461
8099         * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Release path
8100         vector even when returning true.  Fix up function comment formatting.
8101
8102         PR middle-end/56461
8103         * ira-build.c (ira_loop_nodes_count): New variable.
8104         (create_loop_tree_nodes): Initialize it.
8105         (finish_loop_tree_nodes): Use it instead of looking at current_loops.
8106
8107         PR middle-end/56461
8108         * tree-vect-data-refs.c (vect_permute_store_chain): Avoid using copy
8109         method on dr_chain and result_chain.
8110         * tree-vect-stmts.c (vectorizable_store): Only call
8111         result_chain.create if j == 0.
8112
8113         PR middle-end/56461
8114         * tree-vect-stmts.c (vect_create_vectorized_promotion_stmts): Call
8115         vec_oprnds0->release (); rather than vec_oprnds0->truncate (0)
8116         before overwriting it.
8117
8118 2013-03-01  Tobias Burnus  <burnus@net-b.de>
8119
8120         * doc/extended.texi (C Extensions): Change order in @menu
8121         to match @node.
8122         (Other MIPS Built-in Functions): Move last MIPS entry before
8123         "picoChip Built-in Functions".
8124         (SH Built-in Functions): Move after RX Built-in Functions.
8125         * doc/gcc.texi (Introduction): Change order in @menu
8126         to match @node.
8127         * doc/md.texi (Constraints): Ditto.
8128         * gty.texi (Type Information): Ditto.
8129         (User-provided marking routines for template types): Make
8130         subsection.
8131         * doc/invoke.texi (AArch64 Options): Move before
8132         "Adapteva Epiphany Options".
8133
8134 2013-02-28  Konstantin Serebryany  <konstantin.s.serebryany@gmail.com>
8135             Jakub Jelinek  <jakub@redhat.com>
8136
8137         PR sanitizer/56454
8138         * asan.c (gate_asan): Lookup no_sanitize_address instead of
8139         no_address_safety_analysis attribute.
8140         * doc/extend.texi (no_address_safety_attribute): Rename to
8141         no_sanitize_address attribute, mention no_address_safety_analysis
8142         attribute as deprecated alias.
8143
8144 2013-02-28  Jakub Jelinek  <jakub@redhat.com>
8145
8146         PR middle-end/56461
8147         * tree-vectorizer.h (vect_get_slp_defs): Change 3rd argument
8148         type to vec<vec<tree> > *.
8149         * tree-vect-slp.c (vect_get_slp_defs): Likewise.  Change vec_defs
8150         to be vec<tree> instead of vec<tree> *, set vec_defs
8151         to vNULL and call vec_defs.create (number_of_vects), adjust other
8152         uses of vec_defs.
8153         * tree-vect-stmts.c (vect_get_vec_defs, vectorizable_call,
8154         vectorizable_condition): Adjust vect_get_slp_defs callers.
8155
8156 2013-02-28  James Greenhalgh  <james.greenhalgh@arm.com>
8157
8158         * config/aarch64/aarch64.c
8159         (aarch64_float_const_representable): Remove unused variable.
8160
8161 2013-02-28  James Greenhalgh  <james.greenhalgh@arm.com>
8162
8163         * config/aarch64/aarch64.c (aarch64_mangle_type): Make static.
8164
8165 2013-02-28  James Greenhalgh  <james.greenhalgh@arm.com>
8166
8167         * config/aarch64/aarch64-builtins.c
8168         (aarch64_init_simd_builtins): Make static.
8169
8170 2013-02-28  James Greenhalgh  <james.greenhalgh@arm.com>
8171
8172         * config/aarch64/aarch64.c
8173         (aarch64_simd_make_constant): Make static.
8174
8175 2013-02-28  Martin Jambor  <mjambor@suse.cz>
8176
8177         * tree-sra.c (load_assign_lhs_subreplacements): Do not put replacements
8178         with no initialization to the RHS of debug statements.
8179
8180 2013-02-28  Martin Jambor  <mjambor@suse.cz>
8181
8182         PR tree-optimization/56294
8183         * tree-sra.c (analyze_access_subtree): Create replacement declarations.
8184         Adjust dumping.
8185         (get_access_replacement): Do not call create_access_replacement.
8186         Assert a replacement exists.
8187         (get_repl_default_def_ssa_name): Create the replacement declaration
8188         itself.
8189
8190 2013-02-28  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
8191
8192         * config/arm/arm.c (arm_output_mi_thunk): Call final_start_function and
8193         final_end_function.
8194
8195 2013-02-28  Marek Polacek  <polacek@redhat.com>
8196
8197         PR rtl-optimization/56466
8198         * loop-unroll.c (unroll_and_peel_loops): Call fix_loop_structure
8199         if we're changing a loop.
8200         (peel_loops_completely): Likewise.
8201
8202 2013-02-28  Paolo Carlini  <paolo.carlini@oracle.com>
8203
8204         PR c++/55813
8205         * doc/invoke.texi ([-Wctor-dtor-privacy]): Complete.
8206
8207 2013-02-28  Georg-Johann Lay  <avr@gjlay.de>
8208
8209         PR target/56445
8210         * config/avr/avr.c (avr_init_builtins): Use 'n' instead of empty
8211         macro parameters with: FX_FTYPE_FX, FX_FTYPE_FX_INT, INT_FTYPE_FX,
8212         INTX_FTYPE_FX, FX_FTYPE_INTX.
8213         * config/avr/builtins.def: Adjust respective DEF_BUILTIN.
8214
8215 2013-02-28  Georg-Johann Lay  <avr@gjlay.de>
8216
8217         * avr/avr-mcus.def (ata5272, ata5505, attiny1634, ata6285)
8218         (ata6286, atmega8a, atmega48pa, ata5790, ata5790n, ata5795)
8219         (atmega164pa, atmega165pa, atmega168pa, atmega16hva, atmega16hvb)
8220         (atmega16hvbrevb, atmega16m1, atmega16u4, atmega26hvg, atmega32a)
8221         (atmega32a, atmega3250pa, atmega3290pa, atmega32c1, atmega32m1)
8222         (atmega32u4, atmega32u6, atmega64a, atmega6490a, atmega6490p)
8223         (atmega64c1, atmega64m1, atmega64rfa2, atmega64rfr2, atmega32hvb)
8224         (atmega32hvbrevb, atmega16hva2, atmega48hvf, at90pwm161)
8225         (atmega128a, atmega1284, atmxt112sl, atmxt224, atmxt224e)
8226         (atmxt336s, atxmega16a4u, atxmega16c4, atxmega32a4u, atxmega32c4)
8227         (atxmega32e5, atxmega64a3u, atxmega64a4u, atxmega64b1, atxmega64b3)
8228         (atxmega64c3, atxmega64d4, atxmega128a3u, atxmega128b1)
8229         (atxmega128b3, atxmega128c3, atxmega128d4, atmxt540s, atmxt540sreva)
8230         (atxmega192a3u, atxmega192c3, atxmega256a3u, atxmega256c3)
8231         (atxmega384c3, atxmega384d3, atxmega128a4u): New AVR_MCU.
8232         (avrxmega6): Increase max flash segments from 5 to 6.
8233         * config/avr/t-multilib: Regenerate.
8234         * config/avr/avr-tables.opt: Regenerate.
8235         * doc/avr-mmcu.texi: Regenerate.
8236
8237 2013-02-28  Georg-Johann Lay  <avr@gjlay.de>
8238
8239         * config/avr/avr.h (device_to_arch): Rename to device_to_ld.
8240         (avr_device_to_arch): Rename to avr_device_to_ld.
8241         (avr_device_to_as): New prototype.
8242         (EXTRA_SPEC_FUNCTIONS): Add device_to_as.
8243         (ASM_SPEC): Use device_to_as to get -mmcu= and -mno-skip-bug=.
8244         * config/avr/driver-avr.c (avr_device_to_as): New.
8245         (avr_device_to_arch): Rename to avr_device_to_ld.
8246
8247 2013-02-27  Jakub Jelinek  <jakub@redhat.com>
8248
8249         PR middle-end/56461
8250         * tree-vect-data-refs.c (vect_permute_load_chain): Avoid using copy
8251         method on dr_chain and result_chain.
8252
8253         PR middle-end/56461
8254         * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Call
8255         pointer_set_destroy on not_executed_last_iteration.
8256
8257         PR middle-end/56461
8258         * tree-vect-loop.c (vectorizable_reduction): Release vect_defs vector.
8259
8260         PR middle-end/56461
8261         * ipa-pure-const.c (propagate): Use FOR_EACH_FUNCTION instead of
8262         FOR_EACH_DEFINED_FUNCTION when freeing state.
8263
8264         PR middle-end/56461
8265         * df-scan.c (df_insn_delete): Use df_scan_free_mws_vec before
8266         pool_free.
8267         (df_insn_rescan_debug_internal): Use df_scan_free_mws_vec before
8268         overwriting it.
8269
8270         PR middle-end/56461
8271         * ipa-cp.c (decide_whether_version_node): Call vec_free on
8272         known_aggs[i].items and release known_aggs vector.
8273
8274         PR middle-end/56461
8275         * ipa-reference.c (propagate): Free node_info even for alias nodes.
8276
8277 2013-02-27  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
8278
8279         * config/microblaze/microblaze.c (microblaze_emit_compare):
8280         Use xor for EQ/NE comparisions.
8281         * config/microblaze/microblaze.md (cstoresf4): Add constraints
8282         (cbranchsf4): Adjust operator to comparison_operator.
8283
8284 2013-02-27  Jakub Jelinek  <jakub@redhat.com>
8285
8286         PR middle-end/56461
8287         * tree-flow.h (edge_var_map_vector): Change into va_heap, vl_embed
8288         vector.
8289         * tree-ssa.c (redirect_edge_var_map_add): Use vec_safe_reserve and
8290         vec_safe_push, always update *slot.
8291         (redirect_edge_var_map_clear): Use vec_free.
8292         (redirect_edge_var_map_dup): Use vec_safe_copy and vec_safe_reserve.
8293         (free_var_map_entry): Use vec_free.
8294         * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Use
8295         FOR_EACH_VEC_SAFE_ELT instead of FOR_EACH_VEC_ELT.
8296
8297 2013-02-27  Andrey Belevantsev  <abel@ispras.ru>
8298
8299         PR middle-end/45472
8300         * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
8301         when the may_trap_p bit of the exprs being merged differs.
8302         Reorder tests for speculativeness in the logical and operator.
8303
8304 2013-02-27  Jakub Jelinek  <jakub@redhat.com>
8305
8306         * incpath.c (add_standard_paths): Use reconcat instead of concat
8307         where appropriate and avoid leaking memory.
8308
8309         * opts.h: Include obstack.h.
8310         (opts_concat): New prototype.
8311         (opts_obstack): New declaration.
8312         * opts.c (opts_concat): New function.
8313         (opts_obstack): New variable.
8314         (init_options_struct): Call gcc_init_obstack on opts_obstack.
8315         (finish_options): Use opts_concat instead of concat
8316         and XOBNEWVEC instead of XNEWVEC.
8317         * opts-common.c (generate_canonical_option, decode_cmdline_option,
8318         generate_option): Likewise.
8319         * Makefile.in (OPTS_H): Depend on $(OBSTACK_H).
8320         * lto-wrapper.c (main): Call gcc_init_obstack on opts_obstack.
8321
8322         PR target/56455
8323         * stmt.c (expand_switch_as_decision_tree_p): If flag_pic
8324         and ASM_OUTPUT_ADDR_DIFF_ELT isn't defined, return true.
8325
8326 2013-02-26  Jakub Jelinek  <jakub@redhat.com>
8327
8328         PR middle-end/56461
8329         * lra-spills.c (lra_spill): Free spill_hard_reg at the end.
8330
8331 2013-02-26  Joern Rennecke  <joern.rennecke@embecosm.com>
8332
8333         * config/arm/arm.c (const_ok_for_dimode_op): Back out last change.
8334         (arm_block_move_unaligned_straight): Likewise.
8335         (arm_adjust_block_mem): Likewise.
8336
8337 2013-02-26  Joern Rennecke  <joern.rennecke@embecosm.com>
8338
8339         PR target/48901
8340         * config/lm32/lm32.c (gen_int_relational): Remove unused variables
8341         temp, cond and label.
8342         * config/lm32/lm32.md (ashlsi3): Remove unused variable one.
8343
8344         PR target/52500
8345         * config/c6x/c6x.c (dbx_register_map): Change to unsigned.
8346         * config/c6x/c6x.h (dbx_register_map): Update declaration.
8347
8348         PR target/52501
8349         * config/cr16/cr16-protos.h: Move end of RTX_CODE guard below end
8350         of prologue/epilogue functions.
8351
8352         PR target/52550
8353         * config/tilegx/tilegx.c (tilegx_expand_prologue):
8354         Remove unused variable cfa_offset.
8355         * config/tilepro/tilepro.c (tilepro_expand_prologue): Likewise.
8356
8357         PR target/54639
8358         * config/mn10300/mn10300.c (mn10300_expand_epilogue): Avoid offset
8359         type promotion to unsigned.
8360
8361         PR target/54640
8362         * config/arm/arm.c (const_ok_for_dimode_op): Make code consistent
8363         for HOST_WIDE_INT of 32 bit / same size as int.
8364         (arm_block_move_unaligned_straight): Likewise.
8365         (arm_adjust_block_mem): Likewise.
8366
8367         PR target/54662
8368         * config/mep/t-mep (mep-pragma.o): Use ALL_COMPILERFLAGS instead of
8369         ALL_CFLAGS.
8370
8371 2013-02-26  Marek Polacek  <polacek@redhat.com>
8372
8373         PR tree-optimization/56426
8374         * tree-ssa-loop.c (tree_ssa_loop_init): Always call scev_initialize.
8375
8376 2013-02-26  Richard Biener  <rguenther@suse.de>
8377
8378         PR target/56444
8379         * config/mn10300/mn10300.c (mn10300_scan_for_setlb_lcc): Remove
8380         unused variable loops.
8381
8382 2013-02-26  Jakub Jelinek  <jakub@redhat.com>
8383
8384         PR tree-optimization/56448
8385         * fold-const.c (operand_equal_p) <case tcc_reference>: Don't look at
8386         TREE_SIDE_EFFECTS if flags contain OEP_CONSTANT_ADDRESS_OF.
8387         Clear OEP_CONSTANT_ADDRESS_OF from flags before recursing on second or
8388         later operands of the references, or even first operand for
8389         INDIRECT_REF, TARGET_MEM_REF or MEM_REF.
8390
8391         PR tree-optimization/56443
8392         * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
8393         overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
8394         to type_for_mode langhook.
8395
8396 2013-02-25  Matt Turner  <mattst88@gmail.com>
8397
8398         * doc/invoke.texi: Document r4700.
8399
8400 2013-02-25  Richard Biener  <rguenther@suse.de>
8401
8402         PR tree-optimization/56175
8403         * tree-ssa-forwprop.c (hoist_conversion_for_bitop_p): New predicate,
8404         split out from ...
8405         (simplify_bitwise_binary): ... here.  Also guard the conversion
8406         of (type) X op CST to (type) (X op ((type-x) CST)) with it.
8407
8408 2013-02-25  Catherine Moore  <clm@codesourcery.com>
8409
8410         Revert:
8411         2013-02-24  Catherine Moore  <clm@codesourcery.com>
8412             Maciej W. Rozycki  <macro@codesourcery.com>
8413             Tom de Vries  <tom@codesourcery.com>
8414             Nathan Sidwell  <nathan@codesourcery.com>
8415             Iain Sandoe  <iain@codesourcery.com>
8416             Nathan Froyd  <froydnj@codesourcery.com>
8417             Chao-ying Fu  <fu@mips.com>
8418
8419         * doc/extend.texi: (micromips, nomicromips, nocompression):
8420         Document new function attributes.
8421         * doc/invoke.texi (minterlink-compressed, mmicromips,
8422         m14k, m14ke, m14kec): Document new options.
8423         (minterlink-mips16): Update documentation.
8424         * doc/md.texi (ZC, ZD): Document new constraints.
8425         * configure.ac (gcc_cv_as_micromips): Check if linker
8426         supports the .set micromips directive.
8427         * configure: Regenerate.
8428         * config.in: Regenerate.
8429         * config/mips/mips-tables.opt: Regenerate.
8430         * config/mips/micromips.md: New file.
8431         * constraints.md (ZC, AD): New constraints.
8432         * config/mips/predicates.md (movep_src_register): New predicate.
8433         (movep_src_operand): New predicate.
8434         (non_volatile_mem_operand): New predicate.
8435         * config/mips/mips.md (multimem): New type.
8436         (length): Differentiate between 17-bit and 18-bit branch offsets.
8437         (MOVEP1, MOVEP2): New mode iterator.
8438         (mov_<load>l): Use ZC constraint.
8439         (mov_<load>r): Likewise.
8440         (mov_<store>l): Likewise.
8441         (mov_<store>r): Likewise.
8442         (*branch_equality<mode>_inverted): Add microMIPS support.
8443         (*branch_equality<mode>): Likewise.
8444         (*jump_absolute): Likewise.
8445         (indirect_jump_<mode>): Likewise.
8446         (tablejump_<mode>): Likewise.
8447         (<optab>_internal): Likewise.
8448         (sibcall_internal): Likewise.
8449         (sibcall_value_internal): Likewise.
8450         (prefetch): Use constraint ZD.
8451         * config/mips/mips.opt (minterlink-compressed): New option.
8452         (minterlink-mips16): Now an alias for minterlink-compressed.
8453         (mmicromips): New option.
8454         * config/mips/sync.md (sync_compare_and_swap<mode>): Use ZR constraint.
8455         (compare_and_swap_12): Likewise.
8456         (sync_add<mode>): Likewise.
8457         (sync_<optab>_12): Likewise.
8458         (sync_old_<optab>_12): Likewise.
8459         (sync_new_<optab>_12): Likewise.
8460         (sync_nand_12): Likewise.
8461         (sync_old_nand_12): Likewise.
8462         (sync_new_nand_12): Likewise.
8463         (sync_sub<mode>): Likewise.
8464         (sync_old_add<mode>): Likewise.
8465         (sync_old_sub<mode>): Likewise.
8466         (sync_new_add<mode>): Likewise.
8467         (sync_new_sub<mode>): Likewise.
8468         (sync_<optab><mode>): Likewise.
8469         (sync_old_<optab><mode>): Likewise.
8470         (sync_new_<optab><mode>): Likewise.
8471         (sync_nand<mode>): Likewise.
8472         (sync_old_nand<mode>): Likewise.
8473         (sync_new_nand<mode>): Likewise.
8474         (sync_lock_test_and_set<mode>): Likewise.
8475         (test_and_set_12): Likewise.
8476         (atomic_compare_and_swap<mode>): Likewise.
8477         (atomic_exchange<mode>_llsc): Likewise.
8478         (atomic_fetch_add<mode>_llsc): Likewise.
8479         * config/mips/mips-cpus.def (m14kc, m14k): New processors.
8480         * config/mips/mips-protos.h (umips_output_save_restore): New prototype.
8481         (umips_save_restore_pattern_p): Likewise.
8482         (umips_load_store_pair_p): Likewise.
8483         (umips_output_load_store_pair): Likewise.
8484         (umips_movep_target_p): Likewise.
8485         (umips_12bit_offset_address_p): Likewise.
8486         * config/mips/mips.c (MIPS_MAX_FIRST_STEP): Update for microMIPS.
8487         (mips_base_mips16): Rename this...
8488         (mips_base_compression_flags): ...to this. Update all uses.
8489         (mips_attribute_table): Add micromips, nomicromips and nocompression.
8490         (mips_mips16_decl_p): Delete.
8491         (mips_nomips16_decl_p): Delete.
8492         (mips_get_compress_on_flags): New function.
8493         (mips_get_compress_off_flags): New function.
8494         (mips_get_compress_mode): New function.
8495         (mips_get_compress_on_name): New function.
8496         (mips_get_compress_off_name): New function.
8497         (mips_insert_attributes): Support multiple compression types.
8498         (mips_merge_decl_attributes): Likewise.
8499         (umips_12bit_offset_address_p): New function.
8500         (mips_start_function_definition): Emit .set micromips directive.
8501         (mips_call_may_need_jalx_p): New function.
8502         (mips_function_ok_for_sibcall): Add microMIPS support.
8503         (mips_print_operand_punctuation): Support short delay slots and
8504         compact jumps.
8505         (umips_swm_mask, umips_swm_encoding): New.
8506         (umips_build_save_restore): New function.
8507         (mips_for_each_saved_gpr_and_fpr): Add microMIPS support.
8508         (was_mips16_p): Remove.
8509         (old_compression_mode): New.
8510         (mips_set_compression_mode): New function.
8511         (mips_set_current_function): Add microMIPS support.
8512         (mips_option_override): Likewise.
8513         (umips_save_restore_pattern_p): New function.
8514         (umips_output_save_restore): New function.
8515         (umips_load_store_pair_p_1): New function.
8516         (umips_load_store_pair_p): New function.
8517         (umips_output_load_store_pair_1): New function.
8518         (umips_output_load_store_pair): New function.
8519         (umips_movep_target_p) New function.
8520         (mips_prepare_pch_save): Add microMIPS support.
8521         * config/mips/mips.h (TARGET_COMPRESSION): New.
8522         (TARGET_CPU_CPP_BUILTINS): Update macro
8523         to use new compression flags and to support microMIPS.
8524         (MIPS_ISA_LEVEL_SPEC): Add m14k processors.
8525         (MIPS_ARCH_FLOAT_SPEC): Likewise.
8526         (ISA_HAS_LWXS): Include TARGET_MICROMIPS.
8527         (ISA_HAS_LOAD_DELAY): Exclude TARGET_MICROMIPS.
8528         (ASM_SPEC): Support mmicromips and mno-micromips.
8529         (M16STORE_REG_P): New macro.
8530         (MIPS_CALL): Support TARGET_MICROMIPS.
8531         (MICROMIPS_J): New macro.
8532         (mips_base_mips16): Rename this...
8533         (mips_base_compression_flags): ...to this.
8534         (UMIPS_12BIT_OFFSET_P): New macro.
8535         * config/mips/t-sde: (MULTILIB_OPTIONS): Add microMIPS.
8536         (MULTILIB_DIRNAMES): Likewise.
8537
8538 2013-02-25  Tom de Vries  <tom@codesourcery.com>
8539
8540         PR rtl-optimization/56131
8541         * insn-notes.def (INSN_NOTE_BASIC_BLOCK): Update comment.
8542         * cfgrtl.c (delete_insn): Don't reorder NOTE_INSN_DELETED_LABEL and
8543         NOTE_INSN_BASIC_BLOCK if BLOCK_FOR_INSN == NULL.
8544
8545 2013-02-25  Tobias Burnus  <burnus@net-b.de>
8546
8547         * doc/invoke.texi (-fsanitize=): Move from optimization
8548         to debugging options.
8549
8550 2013-02-25  Andrey Belevantsev  <abel@ispras.ru>
8551
8552         * sched-deps.c (sched_analyze_insn): Fix typo in comment.
8553
8554 2013-02-25  Andrey Belevantsev  <abel@ispras.ru>
8555             Alexander Monakov  <amonakov@ispras.ru>
8556
8557         PR middle-end/56077
8558         * sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
8559         flush pending lists also on non-jumps.  Adjust comment.
8560
8561 2013-02-24  Catherine Moore  <clm@codesourcery.com>
8562             Maciej W. Rozycki  <macro@codesourcery.com>
8563             Tom de Vries  <tom@codesourcery.com>
8564             Nathan Sidwell  <nathan@codesourcery.com>
8565             Iain Sandoe  <iain@codesourcery.com>
8566             Nathan Froyd  <froydnj@codesourcery.com>
8567             Chao-ying Fu  <fu@mips.com>
8568
8569         * doc/extend.texi: (micromips, nomicromips, nocompression):
8570         Document new function attributes.
8571         * doc/invoke.texi (minterlink-compressed, mmicromips,
8572         m14k, m14ke, m14kec): Document new options.
8573         (minterlink-mips16): Update documentation.
8574         * doc/md.texi (ZC, ZD): Document new constraints.
8575         * configure.ac (gcc_cv_as_micromips): Check if linker
8576         supports the .set micromips directive.
8577         * configure: Regenerate.
8578         * config.in: Regenerate.
8579         * config/mips/mips-tables.opt: Regenerate.
8580         * config/mips/micromips.md: New file.
8581         * constraints.md (ZC, AD): New constraints.
8582         * config/mips/predicates.md (movep_src_register): New predicate.
8583         (movep_src_operand): New predicate.
8584         (non_volatile_mem_operand): New predicate.
8585         * config/mips/mips.md (multimem): New type.
8586         (length): Differentiate between 17-bit and 18-bit branch offsets.
8587         (MOVEP1, MOVEP2): New mode iterator.
8588         (mov_<load>l): Use ZC constraint.
8589         (mov_<load>r): Likewise.
8590         (mov_<store>l): Likewise.
8591         (mov_<store>r): Likewise.
8592         (*branch_equality<mode>_inverted): Add microMIPS support.
8593         (*branch_equality<mode>): Likewise.
8594         (*jump_absolute): Likewise.
8595         (indirect_jump_<mode>): Likewise.
8596         (tablejump_<mode>): Likewise.
8597         (<optab>_internal): Likewise.
8598         (sibcall_internal): Likewise.
8599         (sibcall_value_internal): Likewise.
8600         (prefetch): Use constraint ZD.
8601         * config/mips/mips.opt (minterlink-compressed): New option.
8602         (minterlink-mips16): Now an alias for minterlink-compressed.
8603         (mmicromips): New option.
8604         * config/mips/sync.md (sync_compare_and_swap<mode>): Use ZR constraint.
8605         (compare_and_swap_12): Likewise.
8606         (sync_add<mode>): Likewise.
8607         (sync_<optab>_12): Likewise.
8608         (sync_old_<optab>_12): Likewise.
8609         (sync_new_<optab>_12): Likewise.
8610         (sync_nand_12): Likewise.
8611         (sync_old_nand_12): Likewise.
8612         (sync_new_nand_12): Likewise.
8613         (sync_sub<mode>): Likewise.
8614         (sync_old_add<mode>): Likewise.
8615         (sync_old_sub<mode>): Likewise.
8616         (sync_new_add<mode>): Likewise.
8617         (sync_new_sub<mode>): Likewise.
8618         (sync_<optab><mode>): Likewise.
8619         (sync_old_<optab><mode>): Likewise.
8620         (sync_new_<optab><mode>): Likewise.
8621         (sync_nand<mode>): Likewise.
8622         (sync_old_nand<mode>): Likewise.
8623         (sync_new_nand<mode>): Likewise.
8624         (sync_lock_test_and_set<mode>): Likewise.
8625         (test_and_set_12): Likewise.
8626         (atomic_compare_and_swap<mode>): Likewise.
8627         (atomic_exchange<mode>_llsc): Likewise.
8628         (atomic_fetch_add<mode>_llsc): Likewise.
8629         * config/mips/mips-cpus.def (m14kc, m14k): New processors.
8630         * config/mips/mips-protos.h (umips_output_save_restore): New prototype.
8631         (umips_save_restore_pattern_p): Likewise.
8632         (umips_load_store_pair_p): Likewise.
8633         (umips_output_load_store_pair): Likewise.
8634         (umips_movep_target_p): Likewise.
8635         (umips_12bit_offset_address_p): Likewise.
8636         * config/mips/mips.c (MIPS_MAX_FIRST_STEP): Update for microMIPS.
8637         (mips_base_mips16): Rename this...
8638         (mips_base_compression_flags): ...to this. Update all uses.
8639         (mips_attribute_table): Add micromips, nomicromips and nocompression.
8640         (mips_mips16_decl_p): Delete.
8641         (mips_nomips16_decl_p): Delete.
8642         (mips_get_compress_on_flags): New function.
8643         (mips_get_compress_off_flags): New function.
8644         (mips_get_compress_mode): New function.
8645         (mips_get_compress_on_name): New function.
8646         (mips_get_compress_off_name): New function.
8647         (mips_insert_attributes): Support multiple compression types.
8648         (mips_merge_decl_attributes): Likewise.
8649         (umips_12bit_offset_address_p): New function.
8650         (mips_start_function_definition): Emit .set micromips directive.
8651         (mips_call_may_need_jalx_p): New function.
8652         (mips_function_ok_for_sibcall): Add microMIPS support.
8653         (mips_print_operand_punctuation): Support short delay slots and
8654         compact jumps.
8655         (umips_swm_mask, umips_swm_encoding): New.
8656         (umips_build_save_restore): New function.
8657         (mips_for_each_saved_gpr_and_fpr): Add microMIPS support.
8658         (was_mips16_p): Remove.
8659         (old_compression_mode): New.
8660         (mips_set_compression_mode): New function.
8661         (mips_set_current_function): Add microMIPS support.
8662         (mips_option_override): Likewise.
8663         (umips_save_restore_pattern_p): New function.
8664         (umips_output_save_restore): New function.
8665         (umips_load_store_pair_p_1): New function.
8666         (umips_load_store_pair_p): New function.
8667         (umips_output_load_store_pair_1): New function.
8668         (umips_output_load_store_pair): New function.
8669         (umips_movep_target_p) New function.
8670         (mips_prepare_pch_save): Add microMIPS support.
8671         * config/mips/mips.h (TARGET_COMPRESSION): New.
8672         (TARGET_CPU_CPP_BUILTINS): Update macro
8673         to use new compression flags and to support microMIPS.
8674         (MIPS_ISA_LEVEL_SPEC): Add m14k processors.
8675         (MIPS_ARCH_FLOAT_SPEC): Likewise.
8676         (ISA_HAS_LWXS): Include TARGET_MICROMIPS.
8677         (ISA_HAS_LOAD_DELAY): Exclude TARGET_MICROMIPS.
8678         (ASM_SPEC): Support mmicromips and mno-micromips.
8679         (M16STORE_REG_P): New macro.
8680         (MIPS_CALL): Support TARGET_MICROMIPS.
8681         (MICROMIPS_J): New macro.
8682         (mips_base_mips16): Rename this...
8683         (mips_base_compression_flags): ...to this.
8684         (UMIPS_12BIT_OFFSET_P): New macro.
8685         * config/mips/t-sde: (MULTILIB_OPTIONS): Add microMIPS.
8686         (MULTILIB_DIRNAMES): Likewise.
8687
8688 2013-02-24  Jakub Jelinek  <jakub@redhat.com>
8689
8690         PR target/52555
8691         * target-globals.c (save_target_globals): For init_reg_sets and
8692         target_reinit remporarily set this_fn_optabs to this_target_optabs.
8693
8694 2013-02-22  James Grennahlgh  <james.greenhalgh@arm.com>
8695
8696         * config/aarch64/aarch64-simd-builtins.def: Add copyright header.
8697         * config/aarch64/t-aarch64
8698         (aarch64-builtins.o): Depend on aarch64-simd-builtins.def.
8699
8700 2013-02-22  Vladimir Makarov  <vmakarov@redhat.com>
8701
8702         PR inline-asm/56148
8703         * lra-constraints.c (process_alt_operands): Reload operand
8704         conflicting with earlier clobber only if no more other conflicting
8705         operands.
8706
8707 2013-02-22  Jakub Jelinek  <jakub@redhat.com>
8708
8709         PR sanitizer/56393
8710         * config/gnu-user.h (LIBASAN_EARLY_SPEC): Link in libasan_preinit.o
8711         if not linking a shared library.
8712
8713 2013-02-22  Seth LaForge  <sethml@google.com>
8714
8715         * config.gcc (arm*-*-eabi*): Treat arm*eb as big-endian.
8716
8717 2013-02-22  Greta Yorsh  <Greta.Yorsh@arm.com>
8718
8719         * config/arm/arm.md (split for extendsidi): Update condition.
8720         (zero_extend<mode>di2,extend<mode>di2): Add an alternative.
8721         * config/arm/iterators.md (qhs_extenddi_cstr): Likewise.
8722         (qhs_zextenddi_cstr): Likewise.
8723
8724 2013-02-21  Jakub Jelinek  <jakub@redhat.com>
8725
8726         PR middle-end/56420
8727         * expmed.c (EXACT_POWER_OF_2_OR_ZERO_P): Do subtraction in uhwi, to
8728         avoid signed wrapping.
8729         (expand_mult): Handle properly multiplication by
8730         ((dword_type) -1) << (BITS_PER_WORD - 1).  Improve multiplication by
8731         ((dword_type) 1) << (BITS_PER_WORD - 1).  Avoid undefined behavior
8732         in the compiler if coeff is HOST_WIDE_INT_MIN.
8733         (expand_divmod): Don't make ext_op1 static, change it's type to
8734         uhwi.  Avoid undefined behavior in -INTVAL (op1).
8735
8736         PR rtl-optimization/50339
8737         * lower-subreg.h (struct lower_subreg_choices): Add splitting_ashiftrt
8738         field.
8739         * lower-subreg.c (compute_splitting_shift): Handle ASHIFTRT.
8740         (compute_costs): Call compute_splitting_shift also for ASHIFTRT
8741         into splitting_ashiftrt field.
8742         (find_decomposable_shift_zext, resolve_shift_zext): Handle also
8743         ASHIFTRT.
8744         (dump_choices): Fix up printing LSHIFTRT choices, print ASHIFTRT
8745         choices.
8746
8747 2013-02-20  Aldy Hernandez  <aldyh@redhat.com>
8748
8749         PR middle-end/56108
8750         * trans-mem.c (execute_tm_mark): Do not expand transactions that
8751         are sure to go irrevocable.
8752
8753 2013-02-21  Hans-Peter Nilsson  <hp@axis.com>
8754
8755         * doc/rtl.texi (vec_concat, vec_duplicate): Mention that
8756         scalars are valid operands.
8757
8758 2013-02-21  Martin Jambor  <mjambor@suse.cz>
8759
8760         PR tree-optimization/56310
8761         * ipa-cp.c (agg_replacements_to_vector): New parameter index, copy
8762         only matching indices and non-negative final offsets.
8763         (intersect_aggregates_with_edge): Pass src_idx to
8764         agg_replacements_to_vector.  Pass src_idx insstead of index to
8765         intersect_with_agg_replacements.
8766
8767 2013-02-21  Martin Jambor  <mjambor@suse.cz>
8768
8769         * ipa-cp.c (good_cloning_opportunity_p): Dump the real threshold
8770         instead of hard-wired defaults.
8771
8772 2013-02-21  Maciej W. Rozycki  <macro@codesourcery.com>
8773
8774         * doc/invoke.texi (MIPS Options): Update documentation of the
8775         floating-point multiply-accumulate instruction restrictions.
8776
8777 2013-02-21  Kostya Serebryany  <kcc@google.com>
8778
8779         * config/i386/i386.c (ix86_asan_shadow_offset): Use 0x7fff8000 as
8780         asan_shadow_offset on x86_64 linux.
8781
8782 2013-02-21  Richard Biener  <rguenther@suse.de>
8783
8784         PR tree-optimization/56415
8785         Revert
8786         2013-02-11  Richard Biener  <rguenther@suse.de>
8787
8788         PR tree-optimization/56273
8789         * tree-vrp.c (simplify_cond_using_ranges): Disable for the
8790         first VRP run.
8791
8792 2013-02-21  Jakub Jelinek  <jakub@redhat.com>
8793
8794         PR bootstrap/56258
8795         * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
8796         instead of @itemx.
8797
8798         PR inline-asm/56405
8799         * expr.c (expand_expr_real_1) <case TARGET_MEM_REF, MEM_REF>: Don't
8800         use movmisalign or extract_bit_field for EXPAND_MEMORY modifier.
8801
8802 2013-02-20  Jan Hubicka  <jh@suse.cz>
8803
8804         PR tree-optimization/56265
8805         * ipa-prop.c (ipa_make_edge_direct_to_target): Fixup callgraph
8806         when target is referenced for first time.
8807
8808 2013-02-20  Richard Biener  <rguenther@suse.de>
8809
8810         * tree-call-cdce.c (tree_call_cdce): Do not remove unused locals.
8811         * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Likewise.
8812         * tree-ssa-dce.c (perform_tree_ssa_dce): Likewise.
8813         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Do
8814         not return anything.
8815         (rename_ssa_copies): Do not remove unused locals.
8816         * tree-ssa-ccp.c (do_ssa_ccp): Likewise.
8817         * tree-ssanames.c (pass_release_ssa_names): Remove unused locals first.
8818         * passes.c (execute_function_todo): Do not schedule unused locals
8819         removal if cleanup_tree_cfg did something.
8820         * tree-ssa-live.c (remove_unused_locals): Dump statistics
8821         about the number of removed locals.
8822
8823 2013-02-20  Richard Biener  <rguenther@suse.de>
8824
8825         PR tree-optimization/56398
8826         * tree-vect-loop-manip.c (adjust_debug_stmts): Skip SSA default defs.
8827
8828 2013-02-20  Martin Jambor  <mjambor@suse.cz>
8829
8830         PR tree-optimization/55334
8831         * ipa-cp.c (initialize_node_lattices): Disable IPA-CP through and to
8832         restricted pointers to arrays.
8833
8834 2013-02-20  Richard Biener  <rguenther@suse.de>
8835             Jakub Jelinek  <jakub@redhat.com>
8836
8837         PR tree-optimization/56396
8838         * tree-ssa-ccp.c (n_const_val): New static variable.
8839         (get_value): Return NULL for SSA names we don't have a lattice
8840         entry for.
8841         (ccp_initialize): Initialize n_const_val.
8842         * tree-ssa-copy.c (n_copy_of): New static variable.
8843         (init_copy_prop): Initialize n_copy_of.
8844         (get_value): Return NULL_TREE for SSA names we don't have a
8845         lattice entry for.
8846
8847 2013-02-20  Martin Jambor  <mjambor@suse.cz>
8848
8849         * ipa-cp.c (initialize_node_lattices): Fix dumping condition.
8850
8851 2013-02-20  Richard Biener  <rguenther@suse.de>
8852
8853         * genpreds.c (write_lookup_constraint): Do not compare first
8854         letter of the constraint again.
8855
8856 2013-02-20  Richard Biener  <rguenther@suse.de>
8857
8858         * tree-ssa-loop-ivopts.c (alloc_use_cost_map): Use bitmap_count_bits
8859         and ceil_log2.
8860         (get_use_iv_cost): Terminate hashtable walk when coming across
8861         an empty entry.
8862
8863 2013-02-20  Igor Zamyatin  <igor.zamyatin@intel.com>
8864
8865         * config/i386/i386.c (initial_ix86_tune_features): Turn on fp
8866         reassociation for avx2 targets.
8867
8868 2012-02-19  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
8869
8870         * config/microblaze/microblaze.c: microblaze_has_clz = 0
8871         Add version check for v8.10.a to enable microblaze_has_clz
8872         * config/microblaze/microblaze.h: Add TARGET_HAS_CLZ as combined
8873         version and TARGET_PATTERN_COMPARE check
8874         * config/microblaze/microblaze.md: New clzsi2 instruction
8875
8876 2012-02-19  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
8877
8878         * config/microblaze/microblaze.md (call_value_intern): Check symbol is
8879         function before branching.
8880
8881 2012-02-19  Andrey Belevantsev  <abel@ispras.ru>
8882
8883         * sel-sched-dump.c (dump_insn_rtx_flags): Explicitly set
8884         DUMP_INSN_RTX_UID.
8885         (dump_insn_rtx_1): Pass PATTERN (insn) to str_pattern_slim.
8886
8887 2012-02-19  Andrey Belevantsev  <abel@ispras.ru>
8888
8889         PR middle-end/55889
8890         * sel-sched.c: Include ira.h.
8891         (implicit_clobber_conflict_p): New function.
8892         (moveup_expr): Use it.
8893         * Makefile.in (sel-sched.o): Depend on ira.h.
8894
8895 2013-02-19  Richard Biener  <rguenther@suse.de>
8896
8897         PR tree-optimization/56384
8898         * tree-ssa-sccvn.h (struct vn_phi_s): Add type member.
8899         (vn_hash_type): Split out from ...
8900         (vn_hash_constant_with_type): ... here.
8901         * tree-ssa-sccvn.c (vn_phi_compute_hash): Use vn_hash_type.
8902         (vn_phi_eq): Compare types from vn_phi_s structure.
8903         (vn_phi_lookup): Populate vn_phi_s type.
8904         (vn_phi_insert): Likewise.
8905
8906 2013-02-19  Jakub Jelinek  <jakub@redhat.com>
8907
8908         PR tree-optimization/56350
8909         * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
8910         if haven't found reduction or nested cycle operand, rather than
8911         asserting we must find it.
8912
8913         PR tree-optimization/56381
8914         * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
8915         to fold_build3.
8916
8917 2013-02-18  Aldy Hernandez  <aldyh@redhat.com>
8918             Jakub Jelinek  <jakub@redhat.com>
8919
8920         PR target/52555
8921         * genopinit.c (raw_optab_handler): Use this_fn_optabs.
8922         (swap_optab_enable): Same.
8923         (init_all_optabs): Use argument instead of global.
8924         * tree.h (struct tree_optimization_option): New field target_optabs.
8925         * expr.h (init_all_optabs): Add argument to prototype.
8926         (TREE_OPTIMIZATION_OPTABS): New.
8927         (save_optabs_if_changed): Protoize.
8928         * optabs.h: Declare this_fn_optabs.
8929         * optabs.c (save_optabs_if_changed): New.
8930         Declare this_fn_optabs.
8931         (init_optabs): Add argument to init_all_optabs() call.
8932         * function.c (invoke_set_current_function_hook): Handle per
8933         function optabs.
8934         * function.h (struct function): New field optabs.
8935         * config/mips/mips.c (mips_set_mips16_mode): Handle when
8936         optimization_current_node has changed.
8937         * target-globals.h (save_target_globals_default_opts): Protoize.
8938         * target-globals.c (save_target_globals_default_opts): New.
8939
8940 2013-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
8941
8942         PR target/56347
8943         * config/pa/pa.c (pa_conditional_register_usage): On HP-UX, mark
8944         registers %fr12 and %fr12R as call used.
8945
8946         PR target/56214
8947         * config/pa/predicates.md (base14_operand): Except for BLKmode, QImode
8948         and HImode, require all displacements to be an integer multiple of
8949         their mode size.
8950         * config/pa/pa.c (pa_legitimate_address_p): For REG+BASE addresses,
8951         only allow QImode and HImode when reload is in progress and strict is
8952         true.  Likewise for symbolic addresses.  Use base14_operand to check
8953         displacements in REG+BASE addresses.
8954
8955 2013-02-18  Richard Biener  <rguenther@suse.de>
8956
8957         PR tree-optimization/56366
8958         * tree-vect-loop.c (get_initial_def_for_induction): Properly
8959         handle sign-conversion of outer-loop initial induction value.
8960
8961 2013-02-18  Richard Biener  <rguenther@suse.de>
8962
8963         PR middle-end/56349
8964         * cfghooks.c (merge_blocks): If we merge a latch into another
8965         block adjust references to it.
8966         * cfgloop.c (flow_loops_find): Reset latch before recomputing it.
8967         (verify_loop_structure): Verify that a recorded latch is in fact
8968         a latch.
8969
8970 2013-02-18  Richard Biener  <rguenther@suse.de>
8971
8972         PR tree-optimization/56321
8973         * tree-ssa-reassoc.c (propagate_op_to_single_use): Properly
8974         order SSA name release and virtual operand unlinking.
8975
8976 2013-02-17  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
8977
8978         * config/microblaze/microblaze.md (save_stack_block): Define.
8979         (restore_stack_block): Likewise.
8980
8981 2013-02-16  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
8982
8983         * config/microblaze/linux.h (TARGET_SUPPORTS_PIC): Define as 1.
8984         * config/microblaze/microblaze.h (TARGET_SUPPORTS_PIC): Define as 1.
8985         * config/microblaze/microblaze.c (microblaze_option_override):
8986         Bail out early for PIC modes when target does not support PIC.
8987
8988 2013-02-16  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
8989
8990         * config/microblaze/microblaze.c (microblaze_asm_trampoline_template):
8991         Replace with a microblaze version.
8992         (microblaze_trampoline_init): Adapt for microblaze.
8993         * config/microblaze/microblaze.h (TRAMPOLINE_SIZE): Adapt for
8994         microblaze.
8995
8996 2013-02-16  Jakub Jelinek  <jakub@redhat.com>
8997             Dodji Seketeli  <dodji@redhat.com>
8998
8999         PR asan/56330
9000         * asan.c (get_mem_refs_of_builtin_call): White space and style cleanup.
9001         (instrument_mem_region_access): Do not forget to always put
9002         instrumentation of the of 'base' and 'base + len' in a "if (len !=
9003         0) statement, even for cases where either 'base' or 'base + len'
9004         are not instrumented -- because they have been previously
9005         instrumented.  Simplify the logic by putting all the statements
9006         instrument 'base + len' inside a sequence, and then insert that
9007         sequence right before the current insertion point.  Then, to
9008         instrument 'base + len', just get an iterator on that statement.
9009         And do not forget to update the pointer to iterator the function
9010         received as argument.
9011
9012 2013-02-15  Vladimir Makarov  <vmakarov@redhat.com>
9013
9014         PR rtl-optimization/56348
9015         * lra-assigns.c (reload_pseudo_compare_func): Prefer bigger pseudos.
9016
9017 2013-02-15  Steven Bosscher  <steven@gcc.gnu.org>
9018
9019         * graph.c (start_graph_dump): Print dumpfile base as digraph label.
9020         (clean_graph_dump_file): Pass base to start_graph_dump.
9021
9022 2013-02-14  Richard Henderson  <rth@redhat.com>
9023
9024         PR target/55941
9025         * lower-subreg.c (simple_move): Check dest mode instead of src mode.
9026
9027 2013-02-14  Steven Bosscher  <steven@gcc.gnu.org>
9028
9029         * collect2-aix.h: Define F_LOADONLY.
9030
9031 2013-02-14  Richard Biener  <rguenther@suse.de>
9032
9033         PR lto/50494
9034         * varasm.c (output_constant_def_1): Get the decl representing
9035         the constant as argument.
9036         (output_constant_def): Wrap output_constant_def_1.
9037         (make_decl_rtl): Use output_constant_def_1 with the decl
9038         representing the constant.
9039         (build_constant_desc): Optionally re-use a decl already
9040         representing the constant.
9041         (tree_output_constant_def): Adjust.
9042
9043 2013-02-14  Dodji Seketeli  <dodji@redhat.com>
9044
9045         Fix an asan crash
9046         * asan.c (instrument_builtin_call):  Really put the length of the
9047         second source argument into src1_len.
9048
9049 2013-02-13  Jakub Jelinek  <jakub@redhat.com>
9050
9051         * asan.c (create_cond_insert_point): Add create_then_fallthru_edge
9052         argument.  If it is false, don't create edge from then_bb to
9053         fallthru_bb.
9054         (insert_if_then_before_iter): Pass true to it.
9055         (build_check_stmt): Pass false to it.
9056         (transform_statements): Flush hash table only on extended basic
9057         block boundaries, rather than at the beginning of every bb.
9058         Don't flush hash table on nonfreeing_call_p calls.
9059         * tree-flow.h (nonfreeing_call_p): New prototype.
9060         * tree-ssa-phiopt.c (nonfreeing_call_p): No longer static.
9061
9062 2013-02-13  David S. Miller  <davem@davemloft.net>
9063
9064         * expmed.c (expand_shift_1): Only strip scalar integer subregs.
9065
9066 2013-02-13  Vladimir Makarov  <vmakarov@redhat.com>
9067
9068         PR target/56184
9069         * ira.c (max_regno_before_ira): Move from ...
9070         (ira): ... here.
9071         (fix_reg_equiv_init): Use max_regno_before_ira instead of
9072         vec_safe_length.
9073
9074 2013-02-13  Jakub Jelinek  <jakub@redhat.com>
9075
9076         * config/i386/i386.c (ix86_asan_shadow_offset): Revert last change.
9077
9078 2013-02-13  Richard Biener  <rguenther@suse.de>
9079
9080         PR lto/56295
9081         * gimple-streamer-out.c (output_gimple_stmt): Undo wrapping
9082         globals in MEM_REFs.
9083
9084 2013-02-13  Richard Biener  <rguenther@suse.de>
9085
9086         * loop-init.c (loop_optimizer_init): Clear loop state when
9087         re-initializing preserved loops.
9088         * loop-unswitch.c (unswitch_single_loop): Return whether
9089         we unswitched the loop.  Do not verify loop state here.
9090         (unswitch_loops): When we unswitched a loop discover new loops.
9091
9092 2013-02-13  Kostya Serebryany  <kcc@google.com>
9093
9094         * config/i386/i386.c: Use 0x7fff8000 as asan_shadow_offset
9095         on x86_64 linux.
9096         * sanitizer.def: Rename __asan_init to __asan_init_v1.
9097
9098 2013-02-12  Dodji Seketeli  <dodji@redhat.com>
9099
9100         Avoid instrumenting duplicated memory access in the same basic block
9101         * Makefile.in (asan.o): Add new dependency on hash-table.h
9102         * asan.c (struct asan_mem_ref, struct mem_ref_hasher): New types.
9103         (asan_mem_ref_init, asan_mem_ref_get_end, get_mem_ref_hash_table)
9104         (has_stmt_been_instrumented_p, empty_mem_ref_hash_table)
9105         (free_mem_ref_resources, has_mem_ref_been_instrumented)
9106         (has_stmt_been_instrumented_p, update_mem_ref_hash_table)
9107         (get_mem_ref_of_assignment): New functions.
9108         (get_mem_refs_of_builtin_call): Extract from
9109         instrument_builtin_call and tweak a little bit to make it fit with
9110         the new signature.
9111         (instrument_builtin_call): Use the new
9112         get_mem_refs_of_builtin_call.  Use gimple_call_builtin_p instead
9113         of is_gimple_builtin_call.
9114         (instrument_derefs, instrument_mem_region_access): Insert the
9115         instrumented memory reference into the hash table.
9116         (maybe_instrument_assignment): Renamed instrument_assignment into
9117         this, and change it to advance the iterator when instrumentation
9118         actually happened and return true in that case.  This makes it
9119         homogeneous with maybe_instrument_assignment, and thus give a
9120         chance to callers to be more 'regular'.
9121         (transform_statements): Clear the memory reference hash table
9122         whenever we enter a new BB, when we cross a function call, or when
9123         we are done transforming statements.  Use
9124         maybe_instrument_assignment instead of instrumentation.  No more
9125         need to special case maybe_instrument_assignment and advance the
9126         iterator after calling it; it's now handled just like
9127         maybe_instrument_call.  Update comment.
9128
9129 2013-02-13  Richard Biener  <rguenther@suse.de>
9130
9131         * config/mn10300/mn10300.c (mn10300_scan_for_setlb_lcc):
9132         Fix loop discovery code.
9133
9134 2013-02-12  Vladimir Makarov  <vmakarov@redhat.com>
9135
9136         PR inline-asm/56148
9137         * lra-constraints.c (process_alt_operands): Match early clobber
9138         operand with itself.  Check conflicts with earlyclobber only if
9139         the operand is not reloaded.  Prefer to reload conflicting operand
9140         if earlyclobber and matching operands are the same.
9141
9142 2013-02-12  Richard Biener  <rguenther@suse.de>
9143
9144         PR lto/56297
9145         * lto-streamer-out.c (write_symbol): Do not output symbols
9146         for hard register variables.
9147
9148 2013-02-12  Georg-Johann Lay  <avr@gjlay.de>
9149
9150         PR target/54222
9151         * config/avr/avr-dimode.md (umulsidi3, mulsidi3): New expanders.
9152         (umulsidi3_insn, mulsidi3_insn): New insns.
9153
9154 2013-02-12  Christophe Lyon  <christophe.lyon@linaro.org>
9155
9156         * config/arm/arm-protos.h (struct cpu_vec_costs): New struct type.
9157         (struct tune_params): Add vec_costs field.
9158         * config/arm/arm.c (arm_builtin_vectorization_cost)
9159         (arm_add_stmt_cost): New functions.
9160         (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST)
9161         (TARGET_VECTORIZE_ADD_STMT_COST): Define.
9162         (arm_default_vec_cost): New struct of type cpu_vec_costs.
9163         (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune)
9164         (arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune)
9165         (arm_cortex_a15_tune, arm_cortex_a5_tune, arm_cortex_a9_tune)
9166         (arm_v6m_tune, arm_fa726te_tune): Define new vec_costs field.
9167
9168 2013-02-12  Richard Biener  <rguenther@suse.de>
9169
9170         PR lto/56295
9171         * gimple-streamer-in.c (input_gimple_stmt): Strip MEM_REFs off
9172         decls again if possible.
9173
9174 2013-02-12  Richard Biener  <rguenther@suse.de>
9175
9176         PR middle-end/56288
9177         * tree-ssa.c (verify_ssa_name): Fix check, move
9178         SSA_NAME_IN_FREE_LIST check up.
9179
9180 2013-02-12  Jakub Jelinek  <jakub@redhat.com>
9181             Steven Bosscher   <steven@gcc.gnu.org>
9182
9183         PR rtl-optimization/56151
9184         * optabs.c (add_equal_note): Don't return 0 if target is a MEM,
9185         equal to op0 or op1, and last_insn pattern is CODE operation
9186         with MEM dest and one of the operands matches that MEM.
9187
9188 2013-02-11  Sriraman Tallam  <tmsriramgoogle.com>
9189
9190         * doc/extend.texi: Document Function Multiversioning and "default"
9191         parameter string to target attribute.
9192         * config/i386/i386.c (get_builtin_code_for_version): Return 0 if
9193         target attribute parameter is "default".
9194         (ix86_compare_version_priority): Remove checks for target attribute.
9195         (ix86_mangle_function_version_assembler_name): Change error to sorry.
9196         Remove check for target attribute equal to NULL. Add assert.
9197         (ix86_generate_version_dispatcher_body): Change error to sorry.
9198
9199 2013-02-11  Iain Sandoe  <iain@codesourcery.com>
9200             Jack Howarth  <howarth@bromo.med.uc.edu>
9201             Patrick Marlier  <patrick.marlier@gmail.com>
9202
9203         PR libitm/55693
9204         * config/darwin.h: Replace ENDFILE_SPEC with TM_DESTRUCTOR and
9205         define ENDFILE_SPEC as TM_DESTRUCTOR.
9206         * config/i386/darwin.h (ENDFILE_SPEC): Use TM_DESTRUCTOR.
9207
9208 2013-02-11  Alexander Potapenko  <glider@google.com>
9209             Jack Howarth  <howarth@bromo.med.uc.edu>
9210             Jakub Jelinek  <jakub@redhat.com>
9211
9212         PR sanitizer/55617
9213         * config/darwin.c (cdtor_record): Rename ctor_record.
9214         (sort_cdtor_records): Rename sort_ctor_records.
9215         (finalize_dtors): New routine to sort destructors by
9216         priority before use in assemble_integer.
9217         (machopic_asm_out_destructor): Use finalize_dtors if needed.
9218
9219 2013-02-11  Uros Bizjak  <ubizjak@gmail.com>
9220
9221         PR rtl-optimization/56275
9222         * simplify-rtx.c (avoid_constant_pool_reference): Check that
9223         offset is non-negative and less than cmode size before
9224         calling simplify_subreg.
9225
9226 2013-02-11  Richard Biener  <rguenther@suse.de>
9227
9228         PR tree-optimization/56264
9229         * cfgloop.h (fix_loop_structure): Adjust prototype.
9230         * loop-init.c (fix_loop_structure): Return the number of
9231         newly discovered loops.
9232         * tree-cfgcleanup.c (repair_loop_structures): When new loops
9233         are discovered, do a full loop-closed SSA rewrite.
9234
9235 2013-02-11  Richard Biener  <rguenther@suse.de>
9236
9237         PR tree-optimization/56273
9238         * tree-vrp.c (simplify_cond_using_ranges): Disable for the
9239         first VRP run.
9240         (check_array_ref): Fix missing newline in dumps.
9241         (search_for_addr_array): Likewise.
9242
9243 2013-02-09  David Edelsohn  <dje.gcc@gmail.com>
9244
9245         * config/rs6000/aix61.h (OS_MISSING_ALTIVEC): Undefine.
9246
9247 2013-02-09  Jakub Jelinek  <jakub@redhat.com>
9248
9249         PR target/56256
9250         * config/rs6000/rs6000.h (ASSEMBLER_DIALECT): Define.
9251
9252 2013-02-08  Vladimir Makarov  <vmakarov@redhat.com>
9253
9254         PR rtl-optimization/56246
9255         * lra-constraints.c (simplify_operand_subreg): Try to reuse
9256         reload pseudo.
9257         * lra.c (lra): Clear lra_optional_reload_pseudos only when all
9258         constraints are satisfied.
9259
9260 2013-02-08  Jeff Law  <law@redhat.com>
9261
9262         PR debug/53948
9263         * emit-rtl.c (reg_is_parm_p): New function.
9264         * regs.h (reg_is_parm_p): New prototype.
9265         * ira-conflicts.c (ira_build_conflicts): Allow parameters in
9266         callee-clobbered registers.
9267
9268 2013-02-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
9269
9270         PR target/56043
9271         * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
9272         If there is no implicit builtin declaration, just return NULL.
9273
9274 2013-02-08  Uros Bizjak  <ubizjak@gmail.com>
9275
9276         * config/i386/sse.md (FMAMODEM): New mode iterator.
9277         (fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
9278         mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
9279
9280 2013-02-08  Uros Bizjak  <ubizjak@gmail.com>
9281
9282         * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
9283         when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
9284         * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
9285
9286 2013-02-08  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
9287
9288         * config.gcc (microblaze*-linux*): Add TARGET_BIG_ENDIAN_DEFAULT.
9289         (microblaze*-*-elf): Likewise.
9290         * config/microblaze/linux.h: Add -mbig-endian / -mlittle-endian to
9291         LINK_SPEC.
9292         * config/microblaze/microblaze-c.c: Add builtin defines for
9293         _LITTLE_ENDIAN and _BIG_ENDIAN.
9294         * config/microblaze/microblaze.h: Add TARGET_ENDIAN_DEFAULT and
9295         add to TARGET_DEFAULT flags.
9296         Expand ASM_SPEC and LINK_SPEC.
9297         Update BYTES_BIG_ENDIAN and WORDS_BIG_ENDIAN.
9298         * config/microblaze/microblaze.md: Update extendsidi2 and
9299         movdi_internal instructions to use low-order / high-order reg
9300         print_operands.
9301         * config/microblaze/microblaze.opt: Add mbig-endian and mlittle-endian
9302         options and inversemask / mask of LITTLE_ENDIAN.
9303         * config/microblaze/t-microblaze: Expand multilib options to
9304         include mlittle-endian (le) and update exceptions patterns.
9305
9306 2013-02-08  Jakub Jelinek  <jakub@redhat.com>
9307
9308         PR rtl-optimization/56195
9309         * lra-constraints.c (get_reload_reg): Don't reuse regs
9310         if they have smaller mode than requested, if they have
9311         wider mode than requested, try to return a SUBREG.
9312
9313         PR tree-optimization/56250
9314         * fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
9315         if type is unsigned and code isn't MULT_EXPR.
9316
9317 2013-02-08  Georg-Johann Lay  <avr@gjlay.de>
9318
9319         PR tree-optimization/56064
9320         * fixed-value.c (fixed_from_double_int): Sign/zero extend payload
9321         bits according to mode.
9322         * fixed-value.h (fixed_from_double_int)
9323         (const_fixed_from_double_int): Adjust comments.
9324
9325 2013-02-08  Richard Biener  <rguenther@suse.de>
9326
9327         PR lto/56231
9328         * lto-streamer.h (struct data_in): Remove current_file, current_line
9329         and current_col members.
9330         * lto-streamer-out.c (lto_output_location): Stream changed bits
9331         en-block for efficiency.
9332         * lto-streamer-in.c (clear_line_info): Remove.
9333         (lto_input_location): Cache current file, line and column
9334         globally via local statics.  Read changed bits en-block.
9335         (input_function): Do not call clear_line_info.
9336         (lto_read_body): Likewise.
9337         (lto_input_toplevel_asms): Likewise.
9338
9339 2013-02-08  Michael Matz  <matz@suse.de>
9340
9341         PR tree-optimization/52448
9342         * tree-ssa-phiopt.c (struct name_to_bb): Add phase member.
9343         (nt_call_phase): New static.
9344         (add_or_mark_expr): Only mark accesses with newer phase than any
9345         call seen.
9346         (nonfreeing_call_p): New.
9347         (nt_init_block): Update nt_call_phase, mark blocks as visited.
9348         (nt_fini_block): Keep blocks marked as visited.
9349         (get_non_trapping): Initialize nt_call_phase, and reset aux pointer.
9350
9351 2013-02-08  Richard Biener  <rguenther@suse.de>
9352
9353         * ira.c (ira): Free broken dominator information.
9354
9355 2013-02-08  Uros Bizjak  <ubizjak@gmail.com>
9356
9357         * config/i386/i386.c (ix86_spill_class): Use INTEGER_CLASS_P macro.
9358
9359 2013-02-08  Marek Polacek  <polacek@redhat.com>
9360
9361         * cfgloop.c (verify_loop_structure): Add more checking of headers.
9362
9363 2013-02-08  Richard Biener  <rguenther@suse.de>
9364
9365         PR middle-end/56181
9366         * cfgloop.h (flow_loops_find): Adjust.
9367         (bb_loop_header_p): Declare.
9368         * cfgloop.c (bb_loop_header_p): New function split out from ...
9369         (flow_loops_find): ... here.  Adjust function signature,
9370         support incremental loop structure update.
9371         (verify_loop_structure): Cleanup.  Verify a loop is a loop.
9372         * cfgloopmanip.c (fix_loop_structure): Move ...
9373         * loop-init.c (fix_loop_structure): ... here.
9374         (apply_loop_flags): Split out from ...
9375         (loop_optimizer_init): ... here.
9376         (fix_loop_structure): Use apply_loop_flags.  Use flow_loops_find
9377         in incremental mode, only remove dead loops here.
9378
9379 2013-02-08  Georg-Johann Lay  <avr@gjlay.de>
9380
9381         PR target/54222
9382         * config/avr/avr.md (unspec) <UNSPEC_ROUND>: Add.
9383         * config/avr/avr-fixed.md (ALL4QA, ALL124QA): New mode iterators.
9384         (round<mode>3, round<mode>3_const): New expanders for fixed-mode.
9385         (*round<mode>3.libgcc): New insns for fixed-modes.
9386         * config/avr/builtins.def (ABSxx): Use a non-NULL LIBNAME.
9387         (ROUNDxx, COUNTLSxx, BITSxx, xxBITS): New DEF_BUILTINs.
9388         (ROUNDFX, COUNTLSFX, ABSFX): New DEF_BUILTINs.
9389         * config/avr/stdfix.h (absFX, bitsFX, FXbits): Remove inline
9390         implementations.  Define to __builtin_avr_absFX,
9391         __builtin_avr_bitsFX, __builtin_avr_FXbits, respectively.
9392         (roundFX, countlsFX): Define to __builtin_avr_roundFX,
9393         __builtin_avr_countlsFX, respectively.
9394         * config/avr/avr-c.c (target.h): Include it.
9395         (enum avr_builtin_id): New enum.
9396         (avr_resolve_overloaded_builtin): New static function.
9397         (avr_register_target_pragmas): Use it to set
9398         targetm.resolve_overloaded_builtin.
9399         * config/avr/avr.c (avr_init_builtins): Supply myriads of local
9400         tree nodes used by DEF_BUILTIN.
9401         (avr_expand_builtin) <AVR_BUILTIN_ROUNDxx>: Sanity-check them.
9402         (avr_fold_builtin) <AVR_BUILTIN_BITSxx>: Fold to VIEW_COVERT_EXPR.
9403         <AVR_BUILTIN_xxBITS>: Same.
9404
9405 2013-02-08  Richard Biener  <rguenther@suse.de>
9406
9407         * cfgloop.c (verify_loop_structure): Properly handle
9408         a loop exiting to another loop header.
9409         * ira-int.h (ira_loops): Remove.
9410         * ira.c (ira_loops): Remove.
9411         (ira): Use loop_optimizer_init and loop_optimizer_finalize.
9412         (do_reload): Use loop_optimizer_finalize.
9413         * ira-build.c (create_loop_tree_nodes): Use get_loops and
9414         number_of_loops to access the loop tree.
9415         (more_one_region_p): Likewise.
9416         (finish_loop_tree_nodes): Likewise.
9417         (rebuild_regno_allocno_maps): Likewise.
9418         (mark_loops_for_removal): Likewise.
9419         (mark_all_loops_for_removal): Likewise.
9420         (remove_unnecessary_regions): Likewise.
9421         (ira_build): Likewise.
9422         * ira-emit.c (setup_entered_from_non_parent_p): Likewise.
9423
9424 2013-02-08  Richard Biener  <rguenther@suse.de>
9425
9426         * Makefile.in (tree-tailcall.o): Add $(CFGLOOP_H) dependency.
9427         * ipa-pure-const.c (analyze_function): Avoid calling
9428         mark_irreducible_loops twice.
9429         * tree-tailcall.c (tree_optimize_tail_calls_1): Mark loops for fixup.
9430
9431 2013-02-07  David S. Miller  <davem@davemloft.net>
9432
9433         * dwarf2out.c (based_loc_descr): Perform leaf register remapping
9434         on 'reg'.
9435         * var-tracking.c (vt_add_function_parameter): Test the presence of
9436         HAVE_window_save properly and do not remap argument registers when
9437         we have a leaf function.
9438
9439 2013-02-07  Uros Bizjak  <ubizjak@gmail.com>
9440
9441         PR bootstrap/56227
9442         * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
9443         instead of "ll".
9444         * config/i386/i386.c (ix86_print_operand): Ditto.
9445
9446 2013-02-07  Vladimir Makarov  <vmakarov@redhat.com>
9447
9448         * lra-constraints.c (process_alt_operands): Fix recently added comment.
9449
9450 2013-02-07  Vladimir Makarov  <vmakarov@redhat.com>
9451
9452         PR rtl-optimization/56225
9453         * lra-constraints.c (process_alt_operands): Check that reload hard
9454         reg can hold value for strict_low_part.
9455
9456 2013-02-07  Jakub Jelinek  <jakub@redhat.com>
9457
9458         PR debug/56154
9459         * dwarf2out.c (dwarf2_debug_hooks): Set end_function hook to
9460         dwarf2out_end_function.
9461         (in_first_function_p, maybe_at_text_label_p,
9462         first_loclabel_num_not_at_text_label): New variables.
9463         (dwarf2out_var_location): In the first function find out
9464         lowest loclabel_num N where .LVLN is known not to be equal to .Ltext0.
9465         (find_empty_loc_ranges_at_text_label, dwarf2out_end_function): New
9466         functions.
9467
9468 2013-02-07  Eric Botcazou  <ebotcazou@adacore.com>
9469
9470         PR rtl-optimization/56178
9471         * cse.c (cse_insn): Do not create a REG_EQUAL note if the source is a
9472         SUBREG of a register.  Tidy up related block of code.
9473         * fwprop.c (forward_propagate_and_simplify): Do not create a REG_EQUAL
9474         note if the source is a register or a SUBREG of a register.
9475
9476 2013-02-07  Jakub Jelinek  <jakub@redhat.com>
9477
9478         PR target/56228
9479         * config/rs6000/rs6000.md (ptrm): New mode attr.
9480         (call_indirect_aix<ptrsize>, call_indirect_aix<ptrsize>_nor11,
9481         call_value_indirect_aix<pttrsize>,
9482         call_value_indirect_aix<pttrsize>_nor11): Use <ptrm> instead of
9483         m in constraints.
9484
9485 2013-02-07  Michael Haubenwallner  <michael.haubenwallner@salomon.at>
9486
9487         * collect2.c (main): Set aix64_flag for -G and -bsvr4 too, disable
9488         if -bnortl. Convert to strcmp and strncmp.
9489
9490 2013-02-07  Alan Modra  <amodra@gmail.com>
9491
9492         PR target/54009
9493         * config/rs6000/rs6000.c (mem_operand_gpr): Check that LO_SUM
9494         addresses won't wrap when offsetting.
9495         (rs6000_secondary_reload): Provide secondary reloads needed for
9496         wrapping LO_SUM addresses.
9497
9498 2013-02-06  Thomas Schwinge  <thomas@codesourcery.com>
9499
9500         * config/gnu.h (GNU_USER_TARGET_OS_CPP_BUILTINS): Never define
9501         MACH, just __MACH__.
9502
9503 2013-02-06  Richard Biener  <rguenther@suse.de>
9504
9505         * tracer.c (tracer): Mark loops with LOOPS_NEED_FIXUP
9506         instead of calling fix_loop_structure.
9507
9508 2013-02-06  Jakub Jelinek  <jakub@redhat.com>
9509
9510         PR middle-end/56217
9511         * omp-low.c (use_pointer_for_field): Return false if
9512         lower_send_shared_vars doesn't generate any copy-out code.
9513
9514 2013-02-06  Tom de Vries  <tom@codesourcery.com>
9515
9516         PR rtl-optimization/56131
9517         * cfgrtl.c (delete_insn): Use NOTE_BASIC_BLOCK instead of BLOCK_FOR_INSN
9518         to get the bb of a NOTE_INSN_BASIC_BLOCK.  Handle the case that the bb
9519         of the label is NULL.  Add comment.
9520
9521 2013-02-05  Jakub Jelinek  <jakub@redhat.com>
9522
9523         * tree.h (struct tree_decl_with_vis): Remove thread_local field.
9524
9525         PR sanitizer/55374
9526         * config/gnu-user.h (LIBTSAN_EARLY_SPEC): Define.
9527         (STATIC_LIBTSAN_LIBS): Likewise.
9528         * gcc.c (ADD_STATIC_LIBTSAN_LIBS, LIBTSAN_EARLY_SPEC): Define.
9529         (LIBTSAN_SPEC): Add ADD_STATIC_LIBTSAN_LIBS, if LIBTSAN_EARLY_SPEC
9530         is defined, don't add anything else beyond that.
9531         (SANITIZER_EARLY_SPEC, SANITIZER_SPEC): Define.
9532         (LINK_COMMAND_SPEC): Use them.
9533
9534         PR tree-optimization/56205
9535         * tree-stdarg.c (check_all_va_list_escapes): Return true if
9536         there are any PHI nodes that set non-va_list_escape_vars SSA_NAME
9537         and some va_list_escape_vars SSA_NAME appears in some PHI argument.
9538
9539 2013-02-05  Richard Biener  <rguenther@suse.de>
9540
9541         PR tree-optimization/53342
9542         PR tree-optimization/53185
9543         * tree-vectorizer.h (vect_check_strided_load): Remove.
9544         * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Do
9545         not disallow peeling for vectorized strided loads.
9546         (vect_check_strided_load): Make static and simplify.
9547         (vect_analyze_data_refs): Adjust.
9548         * tree-vect-stmts.c (vectorizable_load): Handle peeled loops
9549         correctly when vectorizing strided loads.
9550
9551 2013-02-05  Richard Biener  <rguenther@suse.de>
9552
9553         * doc/install.texi: Refer to ISL, not PPL.
9554
9555 2013-02-05  Jan Hubicka  <jh@suse.cz>
9556
9557         PR tree-optimization/55789
9558         * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): Drop to 1.
9559
9560 2013-02-05  Jan Hubicka  <jh@suse.cz>
9561
9562         PR tree-optimization/55789
9563         * cgraphclones.c (cgraph_remove_node_and_inline_clones): Remove
9564         the dead call anyway.
9565
9566 2013-02-05  Eric Botcazou  <ebotcazou@adacore.com>
9567
9568         PR sanitizer/55374
9569         * config/gnu-user.h (LIBASAN_EARLY_SPEC): Add missing guard.
9570
9571 2013-02-04  Alexander Potapenko  <glider@google.com>
9572             Jack Howarth  <howarth@bromo.med.uc.edu>
9573             Jakub Jelinek  <jakub@redhat.com>
9574
9575         PR sanitizer/55617
9576         * config/darwin.c (sort_ctor_records): Stabilized qsort
9577         on constructor priority by using original position.
9578         (finalize_ctors): New routine to sort constructors by
9579         priority before use in assemble_integer.
9580         (machopic_asm_out_constructor): Use finalize_ctors if needed.
9581
9582 2013-02-04  Jakub Jelinek  <jakub@redhat.com>
9583
9584         PR libstdc++/54314
9585         * config/i386/winnt.c (i386_pe_assemble_visibility): Don't warn
9586         about visibility on artificial decls.
9587         * config/sol2.c (solaris_assemble_visibility): Likewise.
9588
9589 2013-02-04  Kai Tietz  <ktietz@redhat.com>
9590
9591         PR target/56186
9592         * config/i386/i386.c (function_value_ms_64): Add additional valtype
9593         argument and improve checking of return-argument types for 16-byte
9594         modes.
9595         (ix86_function_value_1): Add additional valtype argument on call
9596         of function_value_64.
9597         (return_in_memory_ms_64): Sync 16-byte sized mode handling with
9598         handling infunction_value_64 function.
9599
9600 2013-02-04  Matthew Gretton-Dann  <matthew.gretton-dann@linaro.org>
9601
9602         * reload.c (subst_reloads): Fix DEBUG_RELOAD build issue.
9603
9604 2013-02-04  Richard Biener  <rguenther@suse.de>
9605
9606         PR tree-optimization/56188
9607         * tree-ssa-structalias.c (label_visit): Consider case with
9608         initially non-empty points-to set.
9609         (perform_var_substitution): Dump node mapping and clean up.
9610
9611 2013-02-04  Richard Guenther  <rguenther@suse.de>
9612
9613         PR lto/56168
9614         * lto-symtab.c (lto_symtab_merge_decls_1): Make non-builtin
9615         node prevail as last resort.
9616         (lto_symtab_merge_decls): Remove guard on LTRANS here.
9617         (lto_symtab_prevailing_decl): Builtins are their own prevailing decl.
9618
9619 2013-02-04  Richard Biener  <rguenther@suse.de>
9620
9621         PR tree-optimization/56113
9622         * tree-ssa-structalias.c (equiv_class_lookup, equiv_class_add):
9623         Merge into ...
9624         (equiv_class_lookup_or_add): ... this.
9625         (label_visit): Adjust and fix error in previous patch.
9626         (perform_var_substitution): Adjust.
9627
9628 2013-02-03  Oleg Endo  <olegendo@gcc.gnu.org>
9629
9630         * config/sh/divtab.c: Fix formatting and comments throughout the file.
9631         * config/sh/sh4-300.md: Likewise.
9632         * config/sh/sh4a.md: Likewise.
9633         * config/sh/constraints.md: Likewise.
9634         * config/sh/sh.md: Likewise.
9635         * config/sh/netbsd-elf.h: Likewise.
9636         * config/sh/predicates.md: Likewise.
9637         * config/sh/sh-protos.h: Likewise.
9638         * config/sh/ushmedia.h: Likewise.
9639         * config/sh/linux.h: Likewise.
9640         * config/sh/sh.c: Likewise.
9641         * config/sh/superh.h: Likewise.
9642         * config/sh/elf.h: Likewise.
9643         * config/sh/sh4.md: Likewise.
9644         * config/sh/sh.h: Likewise.
9645
9646 2013-02-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
9647
9648         * config/pa/constraints.md: Adjust unused letters.  Change "T"
9649         constraint to match_test floating_point_store_memory_operand().
9650         * config/pa/predicates.md (reg_plus_base_memory_operand): New.
9651         (base14_operand): New.
9652         (floating_point_store_memory_operand): New.
9653         (integer_store_memory_operand): Revise to use base14_operand and
9654         reg_plus_base_memory_operand.
9655         (move_dest_operand): Allow symbolic_memory_operands.
9656         (symbolic_memory_operand): Check for LO_SOM.
9657         (symbolic_operand): Change default case to break.
9658         * config/pa/pa.md: Remove unamed DFmode and SFmode patterns to force
9659         CONST_DOUBLE values to be reloaded by putting them into memory when
9660         the destination is a floating point register.
9661         (movdf): Remove code to handle CONST_DOUBLE.
9662         (movsf): Likewise.
9663         (reload_indf_r1): New.
9664         (reload_insf_r1): New.
9665         Consistently use "Q" and "T" constraints with integer and floating
9666         point move instructions, respectively.
9667         (movdi): Remove FAIL.
9668         Change predicate for source operand unamed DImode move from
9669         general_operand to move_src_operand.
9670         (umulsidi3): Change predicate for destination operand to
9671         register_operand.
9672         Likewise for similar unamed patterns.
9673         * config/pa/pa-protos.h (pa_legitimize_reload_address): Declare.
9674         * config/pa/pa.c (pa_symbolic_expression_p): Remove extra parenthesis.
9675         (hppa_legitimize_address): Simplify mask calculation.
9676         (pa_emit_move_sequence): Revised handling of secondary reloads from
9677         REG+D addresses for floating point loads and stores.  Directly handle
9678         loading CONST0_RTX (mode) to a floating point register.
9679         (pa_secondary_reload): Handle reloading DF and SFmode constant values
9680         to floating point registers.  Don't restrict secondary reloads to
9681         floating point registers to integer modes.  Revise some comments and
9682         cleanup some code.
9683         (TARGET_LEGITIMATE_ADDRESS_P): Define.
9684         (pa_legitimate_address_p): New.
9685         (pa_legitimize_reload_address): New.
9686         * config/pa/pa.h (STRICT_REG_OK_FOR_INDEX_P): New.
9687         (STRICT_REG_OK_FOR_BASE_P): New.
9688         (GO_IF_LEGITIMATE_ADDRESS): Delete.  Update some related comments.
9689         (LEGITIMIZE_RELOAD_ADDRESS): Revise to use pa_legitimize_reload_address.
9690
9691 2013-02-03  David Edelsohn  <dje.gcc@gmail.com>
9692             Andrew Dixie  <andrewd@gentrack.com>
9693
9694         * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
9695         flag set.
9696
9697 2013-02-03  Richard Sandiford  <rdsandiford@googlemail.com>
9698
9699         * expmed.c (extract_bit_field_1): Pass the full width of the
9700         structure to get_best_reg_extraction_insn.
9701
9702 2013-02-01  David Edelsohn  <dje.gcc@gmail.com>
9703
9704         PR target/54601
9705         * configure.ac (use_cxa_atexit): Add AIX.
9706         * configure: Regenerate.
9707
9708         * config/rs6000/aix61.h (STARTFILE_SPEC): Add crtcxa.o.
9709
9710 2013-02-01  Jakub Jelinek  <jakub@redhat.com>
9711
9712         PR debug/54793
9713         * final.c (need_profile_function): New variable.
9714         (final_start_function): Drop ATTRIBUTE_UNUSED from first argument.
9715         If first of NOTE_INSN_BASIC_BLOCK or NOTE_INSN_FUNCTION_BEG
9716         is only preceeded by NOTE_INSN_VAR_LOCATION or NOTE_INSN_DELETED
9717         notes, targetm.asm_out.function_prologue doesn't emit anything,
9718         HAVE_prologue and profiler should be emitted before prologue,
9719         set need_profile_function instead of emitting it.
9720         (final_scan_insn): If need_profile_function, emit
9721         profile_function on the first NOTE_INSN_BASIC_BLOCK or
9722         NOTE_INSN_FUNCTION_BEG note.
9723
9724 2013-02-01  Richard Henderson  <rth@redhat.com>
9725
9726         * config/rs6000/rs6000.md (smulditi3): New.
9727         (umulditi3): New.
9728
9729         * config/alpha/alpha.md (umulditi3): New.
9730
9731 2013-02-01  David Edelsohn  <dje.gcc@gmail.com>
9732
9733         * config/rs6000/xcoff.h (ASM_OUTPUT_ALIGNED_COMMON): Use floor_log2.
9734         (ASM_OUTPUT_ALIGNED_LOCAL): New.
9735
9736 2013-02-01  Richard Biener  <rguenther@suse.de>
9737
9738         PR tree-optimization/56113
9739         * tree-ssa-structalias.c (label_visit): Reduce work for
9740         single-predecessor nodes.
9741
9742 2013-02-01  Eric Botcazou  <ebotcazou@adacore.com>
9743
9744         * fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
9745         range isn't testing for zero.
9746
9747 2013-01-31  Steven Bosscher  <steven@gcc.gnu.org>
9748
9749         PR middle-end/56113
9750         * fwprop.c (fwprop_init): Set up loops without CFG modifications.
9751
9752 2013-01-31  Hiroyuki Ono  <hiroyuki.ono.jc@renesas.com>
9753             Nick Clifton  <nickc@redhat.com>
9754
9755         * config/v850/constraints.md (Q): Define as a memory constraint.
9756         * config/v850/predicates.md (label_ref_operand): New predicate.
9757         (e3v5_shift_operand): New predicate.
9758         (ior_operator): New predicate.
9759         * config/v850/t-v850: Add e3v5 multilib.
9760         * config/v850/v850-protos.h (v850_adjust_insn_length): Prototype.
9761         (v850_gen_movdi): Prototype.
9762         * config/v850/v850.c: Add support for e3v5 architecture.
9763         Rename all uses of TARGET_V850E || TARGET_V850E2_ALL to
9764         TARGET_V850E_UP.
9765         (construct_save_jarl): Add e3v5 long JARL support.
9766         (v850_adjust_insn_length): New function.  Adjust length of call
9767         insns when using e3v5 instructions.
9768         (v850_gen_movdi): New function: Generate instructions to move a
9769         DImode value.
9770         * config/v850/v850.h (TARGET_CPU_v850e3v5): Define.
9771         (CPP_SPEC): Define __v850e3v5__ as appropriate.
9772         (TARGET_USE_FPU): Enable for e3v5.
9773         (CONST_OK_FOR_W): New macro.
9774         (ADJUST_INSN_LENGTH): Define.
9775         * config/v850/v850.md (UNSPEC_LOOP): Define.
9776         (attr cpu): Add v850e3v5.
9777         Rename all uses of TARGET_V850E2 to TARGET_V850E2V3_UP.
9778         (movdi): New pattern.
9779         (movdi_internal): New pattern.
9780         (cbranchsf4): Conditionalize on TARGET_USE_FPU.
9781         (cbranchdf4): Conditionalize on TARGET_USE_FPU.
9782         (cstoresf4): Likewise.
9783         (cstoredf4): Likewise.
9784         (insv): New pattern.
9785         (rotlso3_a): New pattern.
9786         (rotlsi3_b): New pattern
9787         (rotlsi3_v850e3v5): New pattern.
9788         (doloop_begin): New pattern.
9789         (fix_loop_counter): New pattern.
9790         (doloop_end): New pattern.
9791         (branch_normal): Add e3v5 long branch support.
9792         (branch_invert): Likewise.
9793         (branch_z_normal): Likewise.
9794         (branch_z_invert): Likewise.
9795         (branch_nz_normal): Likewise.
9796         (branch_nz_invert): Likewise.
9797         (call_internal_short): Add e3v5 register-indirect JARL support.
9798         (call_internal_long): Likewise.
9799         (call_value_internal_short): Likewise.
9800         (call_value_internal_long): Likewise.
9801         * config/v850/v850.opt (mv850e3v5, mv850e2v4): New options.
9802         (mloop): New option.
9803         * config.gcc: Add support for configuring v840e3v5 target.
9804         * doc/invoke.texi: Document new v850 specific command line options.
9805
9806 2013-01-31  Paul Koning  <ni1d@arrl.net>
9807
9808         PR debug/55059
9809         PR debug/54508
9810         * dwarf2out.c (prune_unused_types_mark): Mark all of parent's
9811         children if parent is a class.
9812         (prune_unused_types_prune): Don't add DW_AT_declaration.
9813
9814 2013-01-31  Richard Biener  <rguenther@suse.de>
9815
9816         PR tree-optimization/56157
9817         * tree-vect-slp.c (vect_get_slp_defs): More thoroughly try to
9818         match up operand with SLP child.
9819
9820 2013-01-31  Jason Merrill  <jason@redhat.com>
9821
9822         PR debug/54410
9823         * dwarf2out.c (gen_struct_or_union_type_die): Always schedule template
9824         parameters the first time.
9825         (gen_scheduled_generic_parms_dies): Check completeness here.
9826
9827 2013-01-31  Richard Biener  <rguenther@suse.de>
9828
9829         PR middle-end/53073
9830         * common.opt (faggressive-loop-optimizations): New flag,
9831         enabled by default.
9832         * doc/invoke.texi (faggressive-loop-optimizations): Document.
9833         * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Guard
9834         infer_loop_bounds_from_undefined by it.
9835
9836 2013-01-31  Richard Biener  <rguenther@suse.de>
9837
9838         PR tree-optimization/56150
9839         * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Do not
9840         visit virtual operands.
9841         (find_uses_to_rename_bb): Likewise.
9842
9843 2013-01-31  Richard Biener  <rguenther@suse.de>
9844
9845         PR tree-optimization/56150
9846         * tree-ssa-tail-merge.c (gimple_equal_p): Properly handle
9847         mixed store non-store stmts.
9848
9849 2013-01-30  Jakub Jelinek  <jakub@redhat.com>
9850
9851         PR sanitizer/55374
9852         * gcc.c (LIBASAN_SPEC): Define just to ADD_STATIC_LIBASAN_LIBS if
9853         LIBASAN_EARLY_SPEC is defined.
9854         (LIBASAN_EARLY_SPEC): Define to empty string if not already defined.
9855         (LINK_COMMAND_SPEC): Add LIBASAN_EARLY_SPEC for -fsanitize=address,
9856         before %o.
9857         * config/gnu-user.h (LIBASAN_EARLY_SPEC): Define.
9858
9859         PR c++/55742
9860         * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Diagnose
9861         invalid args instead of ICEing on it.
9862         (ix86_valid_target_attribute_tree): Return error_mark_node if
9863         ix86_valid_target_attribute_inner_p failed.
9864         (ix86_valid_target_attribute_p): Return false only if
9865         ix86_valid_target_attribute_tree returned error_mark_node.  Allow
9866         target("default") attribute.
9867         (sorted_attr_string): Change argument from const char * to tree,
9868         merge in all target attribute arguments rather than just one.
9869         Formatting fix.  Use XNEWVEC instead of xmalloc and XDELETEVEC
9870         instead of free.  Avoid using strcat.
9871         (ix86_mangle_function_version_assembler_name): Mangle
9872         target("default") as if no target attribute is present.  Adjust
9873         sorted_attr_string caller.  Avoid leaking memory.  Use XNEWVEC
9874         instead of xmalloc and XDELETEVEC instead of free.
9875         (ix86_function_versions): Don't return true if one of the decls
9876         doesn't have target attribute.  If they don't and one of the decls
9877         is DECL_FUNCTION_VERSIONED, report an error.  Adjust
9878         sorted_attr_string caller.  Use XDELETEVEC instead of free.
9879         (ix86_supports_function_versions): Remove.
9880         (make_name): Fix up formatting.
9881         (make_dispatcher_decl): Remove resolver_name and its initialization.
9882         Avoid leaking memory.
9883         (is_function_default_version): Return true if there is
9884         target("default") attribute rather than no target attribute at all.
9885         (make_resolver_func): Avoid leaking memory.
9886         (ix86_generate_version_dispatcher_body): Likewise.
9887         (TARGET_OPTION_SUPPORTS_FUNCTION_VERSIONS): Remove.
9888         * target.def (supports_function_versions): Remove.
9889         * doc/tm.texi.in (SUPPORTS_FUNCTION_VERSIONS): Remove.
9890         * doc/tm.texi: Regenerated.
9891
9892 2013-01-30  Vladimir Makarov  <vmakarov@redhat.com>
9893
9894         PR rtl-optimization/56144
9895         * lra-constraints.c (get_reload_reg): Don't reuse reload pseudo
9896         for values with side effects.
9897
9898 2013-01-30  Richard Biener  <rguenther@suse.de>
9899
9900         * sparseset.h (sparseset_bit_p): Use gcc_checking_assert.
9901         (sparseset_pop): Likewise.
9902         * cfganal.c (compute_idf): Likewise.  Increase work-stack size
9903         to be able to use quick_push in the worker loop.
9904
9905 2013-01-30  Marek Polacek  <polacek@redhat.com>
9906
9907         * cfgcleanup.c (cleanup_cfg): Don't mark affected BBs.
9908
9909 2013-01-30  Richard Biener  <rguenther@suse.de>
9910
9911         PR lto/56147
9912         * lto-symtab.c (lto_symtab_merge_decls_1): Guard DECL_BUILT_IN check.
9913
9914 2013-01-30  Georg-Johann Lay  <avr@gjlay.de>
9915
9916         PR tree-optimization/56064
9917         * fixed-value.c (fixed_from_double_int): New function.
9918         * fixed-value.h (fixed_from_double_int): New prototype.
9919         (const_fixed_from_double_int): New static inline function.
9920         * fold-const.c (native_interpret_fixed): New static function.
9921         (native_interpret_expr) <FIXED_POINT_TYPE>: Use it.
9922         (can_native_interpret_type_p) <FIXED_POINT_TYPE>: Return true.
9923         (native_encode_fixed): New static function.
9924         (native_encode_expr) <FIXED_CST>: Use it.
9925         (native_interpret_int): Move double_int worker code to...
9926         * double-int.c (double_int::from_buffer): ...this new static method.
9927         * double-int.h (double_int::from_buffer): Prototype it.
9928
9929 2013-01-30  Richard Biener  <rguenther@suse.de>
9930
9931         * tree-ssa-structalias.c (final_solutions, final_solutions_obstack):
9932         New pointer-map and obstack.
9933         (init_alias_vars): Allocate pointer-map and obstack.
9934         (delete_points_to_sets): Free them.
9935         (find_what_var_points_to): Cache result.
9936         (find_what_p_points_to): Adjust for changed interface of
9937         find_what_var_points_to.
9938         (compute_points_to_sets): Likewise.
9939         (ipa_pta_execute): Likewise.
9940
9941 2013-01-30  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9942
9943         * configure.ac (HAVE_AS_SPARC_NOBITS): New test.
9944         * configure: Regenerate.
9945         * config.in: Regenerate.
9946         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Emit
9947         #nobits/#progbits if supported.
9948
9949 2013-01-29  Oleg Endo  <olegendo@gcc.gnu.org>
9950
9951         PR target/56121
9952         * config/sh/sh.md (bclr_m2a, bset_m2a, bst_m2a, bld_m2a, bldsign_m2a,
9953         bld_reg, *bld_regqi, band_m2a, bandreg_m2a, bor_m2a, borreg_m2a,
9954         bxor_m2a, bxorreg_m2a): Add satisfies_constraint_K03 condition.
9955
9956 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
9957
9958         * config/arm/cortex-a7.md (cortex_a7_neon, cortex_a7_all): Remove.
9959         (cortex_a7_idiv): Use cortex_a7_both instead of cortex_a7_all.
9960
9961 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
9962
9963         * config/arm/arm.c (cortexa7_younger): Return true for TYPE_CALL.
9964         * config/arm/cortex-a7.md (cortex_a7_call): Update required units.
9965
9966 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
9967
9968         * config/arm/arm-protos.h (arm_mac_accumulator_is_result): New
9969         declaration.
9970         * config/arm/arm.c (arm_mac_accumulator_is_result): New function.
9971         * config/arm/cortex-a7.md: New bypasses using
9972         arm_mac_accumulator_is_result.
9973
9974 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
9975
9976         * config/arm/cortex-a7.md (cortex_a7_neon_mul):  New reservation.
9977         (cortex_a7_neon_mla): Likewise.
9978         (cortex_a7_fpfmad): New reservation.
9979         (cortex_a7_fpmacs): Use ffmas and update required units.
9980         (cortex_a7_fpmuld): Update required units and latency.
9981         (cortex_a7_fpmacd): Likewise.
9982         (cortex_a7_fdivs, cortex_a7_fdivd): Likewise.
9983         (cortex_a7_neon). Likewise.
9984         (bypass) Update participating units.
9985
9986 2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>
9987
9988         * config/arm/arm.md (type): Add ffmas and ffmad to "type" attribute.
9989         * config/arm/vfp.md (fma,fmsub,fnmsub,fnmadd): Change type
9990         from fmac to ffma.
9991         * config/arm/vfp11.md (vfp_farith): Use ffmas.
9992         (vfp_fmul): Use ffmad.
9993         * config/arm/cortex-r4f.md (cortex_r4_fmacs): Use ffmas.
9994         (cortex_r4_fmacd): Use ffmad.
9995         * config/arm/cortex-m4-fpu.md (cortex_m4_fmacs): Use ffmas.
9996         * config/arm/cortex-a9.md (cortex_a9_fmacs):  Use ffmas.
9997         (cortex_a9_fmacd): Use ffmad.
9998         * config/arm/cortex-a8-neon.md (cortex_a8_vfp_macs): Use ffmas.
9999         (cortex_a8_vfp_macd): Use ffmad.
10000         * config/arm/cortex-a5.md (cortex_a5_fpmacs): Use ffmas.
10001         (cortex_a5_fpmacd): Use ffmad.
10002         * config/arm/cortex-a15-neon.md (cortex_a15_vfp_macs) Use ffmas.
10003         (cortex_a15_vfp_macd): Use ffmad.
10004         * config/arm/arm1020e.md (v10_fmul): Use ffmas and ffmad.
10005
10006 2013-01-29  Jason Merrill  <jason@redhat.com>
10007
10008         PR libstdc++/54314
10009         * varasm.c (default_assemble_visibility): Don't warn about
10010         visibility on artificial decls.
10011
10012 2013-01-29  Richard Biener  <rguenther@suse.de>
10013
10014         PR tree-optimization/56113
10015         * tree-ssa-structalias.c (equiv_class_lookup): Also return
10016         the bitmap leader.
10017         (label_visit): Free duplicate bitmaps and record the leader instead.
10018         (perform_var_substitution): Adjust.
10019
10020 2013-01-29  Richard Biener  <rguenther@suse.de>
10021
10022         PR tree-optimization/55270
10023         * tree-ssa-dom.c (eliminate_degenerate_phis): If we changed
10024         the CFG, schedule loops for fixup.
10025
10026 2013-01-29  Nick Clifton  <nickc@redhat.com>
10027
10028         * config/rl78/rl78.c (rl78_regno_mode_code_ok_for_base_p): Allow
10029         SP_REG.
10030
10031 2013-01-28  Leif Ekblad  <leif@rdos.net>
10032
10033         * config.gcc (i[34567]86-*-rdos*, x86_64-*-rdos*): New targets.
10034         * config/i386/i386.h (TARGET_RDOS): New macro.
10035         (DEFAULT_LARGE_SECTION_THRESHOLD): New macro.
10036         * config/i386/i386.c (ix86_option_override_internal): For 64bit
10037         TARGET_RDOS, set ix86_cmodel to CM_MEDIUM_PIC and flag_pic to 1.
10038         * config/i386/i386.opt (mlarge-data-threshold): Initialize to
10039         DEFAULT_LARGE_SECTION_THRESHOLD.
10040         * config/i386/i386.md (R14_REG, R15_REG): New constants.
10041         * config/i386/rdos.h: New file.
10042         * config/i386/rdos64.h: New file.
10043
10044 2013-01-28  Bernd Schmidt  <bernds@codesourcery.com>
10045
10046         PR other/54814
10047         * reload.c (find_valid_class_1): Use in_hard_reg_set_p instead of
10048         TEST_HARD_REG_BIT.
10049
10050 2013-01-28  Jakub Jelinek  <jakub@redhat.com>
10051
10052         PR rtl-optimization/56117
10053         * sched-deps.c (sched_analyze_2) <case PREFETCH>: For use_cselib
10054         call cselib_lookup_from_insn on the MEM before calling
10055         add_insn_mem_dependence.
10056
10057 2013-01-28  Richard Biener  <rguenther@suse.de>
10058
10059         * tree-inline.c (remap_gimple_stmt): Do not assing a BLOCK
10060         to a stmt that didn't have one.
10061         (copy_phis_for_bb): Likewise for PHI arguments.
10062         (copy_debug_stmt): Likewise for debug stmts.
10063
10064 2013-01-28  Richard Biener  <rguenther@suse.de>
10065
10066         PR tree-optimization/56034
10067         * tree-loop-distribution.c (enum partition_kind): Add PKIND_REDUCTION.
10068         (partition_builtin_p): Adjust.
10069         (generate_code_for_partition): Handle PKIND_REDUCTION.  Assert
10070         it is the last partition.
10071         (rdg_flag_uses): Check SSA_NAME_IS_DEFAULT_DEF before looking
10072         up the vertex for the definition.
10073         (classify_partition): Classify whether a partition is a
10074         PKIND_REDUCTION, thus has uses outside of the loop.
10075         (ldist_gen): Inherit PKIND_REDUCTION when merging partitions.
10076         Merge all PKIND_REDUCTION partitions into the last partition.
10077         (tree_loop_distribution): Seed partitions from reductions as well.
10078
10079 2013-01-28  Jakub Jelinek  <jakub@redhat.com>
10080
10081         PR tree-optimization/56125
10082         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
10083         pow(x,c) into sqrt(x) * powi(x, n/2) or
10084         1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
10085         optimizing for size.
10086         Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
10087         1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
10088         integer.
10089
10090         PR tree-optimization/56094
10091         * gimplify.c (force_gimple_operand_1): Temporarily set input_location
10092         to UNKNOWN_LOCATION while gimplifying expr.
10093
10094 2013-01-27  Uros Bizjak  <ubizjak@gmail.com>
10095
10096         PR target/56114
10097         * config/i386/i386.md (*movabs<mode>_1): Add square brackets around
10098         operand 0 in movabs insn template for -masm=intel asm alternative.
10099         (*movabs<mode>_2): Ditto for operand 1.
10100
10101 2013-01-26  David Holsgrove  <david.holsgrove@xilinx.com>
10102
10103         PR target/54663
10104         * config.gcc (microblaze*-linux*): Add tmake_file to allow building
10105         of microblaze-c.o
10106
10107 2013-01-26  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
10108
10109         * config.gcc (microblaze*-*-*): Rename microblaze*-*-elf, update
10110         tm_file.
10111
10112 2013-01-25  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
10113
10114         * config/aarch64/aarch64.c (TARGET_FIXED_CONDITION_CODE_REGS):
10115         Undef to avoid warning.
10116
10117 2013-01-25  Michael Haubenwallner  <michael.haubenwallner@salomon.at>
10118
10119         * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
10120         * configure: Regenerate.
10121
10122 2013-01-25  Jakub Jelinek  <jakub@redhat.com>
10123
10124         PR tree-optimization/56098
10125         * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
10126         for stmts with volatile ops.
10127         (cond_store_replacement): Don't optimize if assign has volatile ops.
10128         (cond_if_else_store_replacement_1): Don't optimize if either
10129         then_assign or else_assign have volatile ops.
10130         (hoist_adjacent_loads): Don't optimize if either def1 or def2 have
10131         volatile ops.
10132
10133 2013-01-25  Georg-Johann Lay  <avr@gjlay.de>
10134
10135         * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
10136
10137 2013-01-25  Georg-Johann Lay  <avr@gjlay.de>
10138
10139         * doc/extend.texi (Example of asm with clobbered asm reg): Fix
10140         missing ':' in asm example.
10141
10142 2013-01-25  Tejas Belagod  <tejas.belagod@arm.com>
10143
10144         * config/aarch64/aarch64-simd-builtins.def: Separate sq<r>dmulh_lane
10145         entries into lane and laneq entries.
10146         * config/aarch64/aarch64-simd.md (aarch64_sq<r>dmulh_lane<mode>):
10147         Remove AdvSIMD scalar modes.
10148         (aarch64_sq<r>dmulh_laneq<mode>): New.
10149         (aarch64_sq<r>dmulh_lane<mode>): New RTL pattern for Scalar AdvSIMD
10150         modes.
10151         * config/aarch64/arm_neon.h: Fix all the vq<r>dmulh_lane* intrinsics'
10152         builtin implementations to relfect changes in RTL in aarch64-simd.md.
10153         * config/aarch64/iterators.md (VCOND): New.
10154         (VCONQ): New.
10155
10156 2013-01-25  Georg-Johann Lay  <avr@gjlay.de>
10157
10158         PR target/54222
10159         * config/avr/builtins.def (DEF_BUILTIN): Add LIBNAME argument.
10160         Add NULL LIBNAME argument to existing definitions.
10161         (ABSHR, ABSR, ABSLR, ABSLLR, ABSHK, ABSK, ABSLK, ABSLLK): New.
10162         * config/avr/avr-c.c (DEF_BUILTIN): Add LIBNAME argument.
10163         * config/avr/avr.c (DEF_BUILTIN): Same.
10164         (avr_init_builtins): Pass down LIBNAME to add_builtin_function.
10165         (avr_expand_builtin): Expand to a vanilla call if a libgcc
10166         implementation is available (DECL_ASSEMBLER_NAME is set).
10167         (avr_fold_absfx): New static function.
10168         (avr_fold_builtin): Use it to handle: AVR_BUILTIN_ABSHR,
10169         AVR_BUILTIN_ABSR, AVR_BUILTIN_ABSLR, AVR_BUILTIN_ABSLLR,
10170         AVR_BUILTIN_ABSHK, AVR_BUILTIN_ABSK, AVR_BUILTIN_ABSLK,
10171         AVR_BUILTIN_ABSLLK.
10172         * config/avr/stdfix.h (abshr, absr, abslr, absllr)
10173         (abshk, absk, abslk, absllk): Provide as static inline functions.
10174
10175 2013-01-25  Marek Polacek  <polacek@redhat.com>
10176
10177         PR tree-optimization/56035
10178         * cfgloopmanip.c (fix_loop_structure): Remove redundant condition.
10179
10180 2012-01-24  Uros Bizjak  <ubizjak@gmail.com>
10181
10182         * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
10183         (*movtf_internal_rex64): Add (!o,C) alternative
10184         (*movxf_internal_rex64): Ditto.
10185         (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
10186
10187 2013-01-24  Shenghou Ma  <minux.ma@gmail.com>
10188
10189         * doc/invoke.texi: fix typo.
10190         * doc/objc.texi: fix typo.
10191
10192 2013-01-24  Richard Sandiford  <rdsandiford@googlemail.com>
10193
10194         * config/mips/mips.md (*and<mode>3_mips16): Use the "W" constraint
10195         for the first two alternatives.
10196
10197 2013-01-24  Diego Novillo  <dnovillo@google.com>
10198
10199         * Makefile.in (GGC): Remove.  Replace all instances with ggc-page.o.
10200         (ggc-zone.o): Remove.
10201         * configure.ac: Remove option --with-gc.
10202         * configure: Re-generate.
10203         * doc/install.texi: Remove documentation for --with-gc.
10204         * gengtype.c (write_enum_defn): Remove.  Update all users.
10205         (write_Types_process_field): Remove generation of gt_e_* argument.
10206         (output_type_enum): Remove.  Update all users.
10207         (write_enum_defn): Remove.  Update all users.
10208         (enum alloc_zone): Remove.  Update all users.
10209         (write_splay_tree_allocator_def): Remove generation of gt_e_* argument.
10210         * ggc-common.c (ggc_splay_alloc): Remove first argument.
10211         Update all callers.
10212         (struct ptr_data): Remove field TYPE.  Update all users.
10213         (gt_pch_note_object): Remove argument TYPE.  Update all users.
10214         * ggc-internal.h (ggc_pch_alloc_object): Remove last argument.
10215         Update all users.
10216         * ggc-none.c (ggc_alloc_typed_stat): Remove.
10217         (struct alloc_zone): Remove.
10218         (ggc_internal_alloc_zone_stat): Remove.
10219         (ggc_internal_cleared_alloc_zone_stat): Remove.
10220         * ggc-page.c (ggc_alloc_typed_stat): Remove.
10221         (ggc_pch_count_object): Remove last argument.  Update all users.
10222         (ggc_pch_alloc_object): Remove last argument.  Update all users.
10223         (struct alloc_zone): Remove.
10224         * ggc-zone.c: Remove.
10225         * ggc.h (gt_pch_note_object): Remove last argument.  Update all users.
10226         (struct alloc_zone): Remove.
10227         (ggc_alloc_typed_stat): Remove.
10228         (ggc_alloc_typed): Remove.
10229         (ggc_splay_alloc): Remove first argument.
10230         (rtl_zone): Remove.  Update all users.
10231         (tree_zone): Remove.  Update all users.
10232         (tree_id_zone): Remove.  Update all users.
10233         (ggc_internal_zone_alloc_stat): Remove.  Update all users.
10234         (ggc_internal_zone_cleared_alloc_stat): Remove.  Update all users.
10235         (ggc_internal_zone_vec_alloc_stat): Remove.  Update all users.
10236         * tree-ssanames.c: Remove references to zone allocator in comments.
10237
10238 2013-01-24  Georg-Johann Lay  <avr@gjlay.de>
10239
10240         * config/avr/avr.c (avr_out_fract): Make register numbers that
10241         might be outside of source operand signed.
10242
10243 2013-01-24  Uros Bizjak  <ubizjak@gmail.com>
10244
10245         * config/i386/constraints.md (Yf): New constraint.
10246         * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
10247         of f constraint to conditionaly disable x87 register preferences.
10248         (*movdf_internal): Ditto.
10249         (*movsf_internal): Ditto.
10250
10251 2013-01-24  Steven Bosscher  <steven@gcc.gnu.org>
10252
10253         PR inline-asm/55934
10254         * lra-assigns.c (assign_by_spills): Throw away the pattern of asms
10255         that have operands with impossible constraints.
10256         Add a FIXME for a speed-up opportunity.
10257         * lra-constraints.c (process_alt_operands): Verify that a class
10258         selected from constraints on asms is valid for the operand mode.
10259         (curr_insn_transform): Remove incorrect comment.
10260
10261 2013-01-23  David Edelsohn  <dje.gcc@gmail.com>
10262
10263         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Check that
10264         TOC operand is a valid symbol ref in the constant pool.
10265
10266 2013-01-23  Edgar E. Iglesias  <edgar.iglesias@gmail.com>
10267
10268         * config/microblaze/linux.h: Add TARGET_OS_CPP_BUILTINS
10269
10270 2013-01-23  Georg-Johann Lay  <avr@gjlay.de>
10271
10272         PR target/54222
10273         * config/avr/stdfix.h: New file.
10274         * t-avr (stdfix-gcc.h): New rule to build it.
10275         (EXTRA_HEADERS): Set it to install stdfix.h, stdfix-gcc.h.
10276
10277 2013-01-23  Kostya Serebryany  <kcc@google.com>
10278
10279         * config/darwin.h: remove dependency on
10280         CoreFoundation (asan on Mac OS).
10281
10282 2013-01-23  Jakub Jelinek  <jakub@redhat.com>
10283
10284         PR target/49069
10285         * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
10286         instead of cmpdi_operand for first comparison operand.
10287         Don't assert that comparison operands aren't both constants.
10288
10289 2013-01-22  Jonathan Wakely  <jwakely.gcc@gmail.com>
10290
10291         * doc/install.texi (Downloading the Source): Update references to
10292         downloading separate components.
10293
10294 2013-01-22  Jonathan Wakely  <jwakely.gcc@gmail.com>
10295
10296         * doc/extend.texi (__int128): Improve grammar.
10297
10298 2013-01-22  Uros Bizjak  <ubizjak@gmail.com>
10299
10300         PR target/56028
10301         * config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
10302         alternative to (o,r).
10303         (*movdi_internal_rex64): Remove (!o,n) alternative.
10304         (DImode immediate->memory splitter): Remove.
10305         (DImode immediate->memory peephole2): Remove.
10306         (movtf): Enable for TARGET_64BIT || TARGET_SSE.
10307         (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
10308         alternative to (!o,*r).
10309         (*movtf_internal_sse): New pattern.
10310         (*movxf_internal_rex64): New pattern.
10311         (*movxf_internal): Disable for TARGET_64BIT.
10312         (*movdf_internal_rex64): Remove (!o,F) alternative.
10313
10314 2013-01-22  Jakub Jelinek  <jakub@redhat.com>
10315
10316         PR middle-end/56074
10317         * dumpfile.c (dump_loc): Only print loc if LOCATION_LOCUS (loc)
10318         isn't UNKNOWN_LOCATION nor BUILTINS_LOCATION.
10319         * tree-vect-loop-manip.c (find_loop_location): Also ignore
10320         stmt locations where LOCATION_LOCUS of the stmt location is
10321         UNKNOWN_LOCATION or BUILTINS_LOCATION.
10322
10323         PR target/55686
10324         * config/i386/i386.md (UNSPEC_STOS): New.
10325         (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
10326         *strsetqi_1): Add UNSPEC_STOS.
10327
10328 2013-01-22  Paolo Carlini  <paolo.carlini@oracle.com>
10329
10330         PR c++/56067
10331         * doc/invoke.texi: Remove left over -Wsynth example.
10332
10333 2013-01-21  Jakub Jelinek  <jakub@redhat.com>
10334
10335         PR tree-optimization/56051
10336         * fold-const.c (fold_binary_loc): Don't fold
10337         X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
10338         a narrowing conversion, or widening conversion from signed
10339         to unsigned.
10340
10341 2013-01-21  Uros Bizjak  <ubizjak@gmail.com>
10342
10343         PR rtl-optimization/56023
10344         * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
10345         dependent on debug instruction.
10346
10347 2013-01-21  Martin Jambor  <mjambor@suse.cz>
10348
10349         PR middle-end/56022
10350         * function.c (allocate_struct_function): Call
10351         invoke_set_current_function_hook earlier.
10352
10353 2013-01-21  Jakub Jelinek  <jakub@redhat.com>
10354
10355         * reload1.c (init_reload): Only initialize reload_obstack
10356         during the first call.
10357
10358 2013-01-21  Marek Polacek  <polacek@redhat.com>
10359
10360         * cfgloop.c (verify_loop_structure): Fix up grammar.
10361
10362 2013-01-21  Yi-Hsiu Hsu  <ahsu@marvell.com>
10363
10364         * config/arm/marvell-pj4.md (pj4_shift_conds, pj4_alu_shift,
10365         pj4_alu_shift_conds, pj4_shift): Handle simple_alu_shift.
10366
10367 2013-01-21  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
10368
10369         PR target/56058
10370         * config/arm/marvell-pj4.md: Update copyright year.
10371         Fix up use of alu to alu_reg and simple_alu_imm.
10372
10373 2013-01-21  Uros Bizjak  <ubizjak@gmail.com>
10374
10375         * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.
10376
10377 2013-01-20  Vladimir Makarov  <vmakarov@redhat.com>
10378
10379         PR target/55433
10380         * lra-constraints.c (curr_insn_transform): Don't reuse original
10381         insn for secondary memory move when memory mode should be different.
10382
10383 2013-01-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
10384
10385         * config/pa/pa.md (atomic_loaddi, atomic_loaddi_1, atomic_storedi,
10386         atomic_storedi_1): New patterns.
10387
10388 2013-01-20  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
10389
10390         btver2 pipeline descriptions.
10391         * config/i386/i386.c: Enable CPU_BTVER2 to use btver2 pipeline
10392         descriptions.
10393         * config/i386/i386.md (btver2_decode): New type attributes.
10394         * config/i386/sse.md (btver2_decode, btver2_sse_attr): New
10395         type attributes.
10396         * config/i386/btver2.md: New file describing btver2 pipelines.
10397
10398 2013-01-19  Andrew Pinski  <apinski@cavium.com>
10399
10400         PR tree-optimization/52631
10401         * tree-ssa-sccvn (visit_use): Before looking up the original
10402         statement, try looking up the simplified expression.
10403
10404 2013-01-19  Anthony Green  <green@moxielogic.com>
10405
10406         * config/moxie/moxie.c (moxie_expand_prologue): Set
10407         current_function_static_stack_size.
10408
10409 2013-01-18  Jakub Jelinek  <jakub@redhat.com>
10410
10411         PR tree-optimization/56029
10412         * tree-phinodes.c (reserve_phi_args_for_new_edge): Set
10413         gimple_phi_arg_location for the new arg to UNKNOWN_LOCATION.
10414
10415 2013-01-18  Sharad Singhai  <singhai@google.com>
10416
10417         PR tree-optimization/55995
10418         * dumpfile.c (dump_loc): Print location only if available.
10419         * tree-vectorizer.c (increase_alignment): Intialize vect_location.
10420
10421 2013-01-18  Vladimir Makarov  <vmakarov@redhat.com>
10422
10423         PR target/55433
10424         * lra-constraints.c (curr_insn_transform): Reuse original insn for
10425         secondary memory move.
10426         (inherit_reload_reg): Use rclass instead of cl for
10427         check_secondary_memory_needed_p.
10428
10429 2013-01-18  Jakub Jelinek  <jakub@redhat.com>
10430
10431         PR middle-end/56015
10432         * expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
10433         the case where writing real complex part of target modifies op1.
10434
10435 2013-01-18  James Greenhalgh  <james.greenhalgh@arm.com>
10436
10437         * config/aarch64/aarch64-simd.md
10438         (aarch64_vcond_internal<mode>): Handle unordered cases.
10439         * config/aarch64/iterators.md (v_cmp_result): New.
10440
10441 2013-01-18  Yi-Hsiu Hsu  <ahsu@marvell.com>
10442             Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
10443
10444         * config/arm/marvell-pj4.md: New file.
10445         * config/arm/arm.c (arm_issue_rate): Add marvell_pj4.
10446         * config/arm/arm.md (generic_sched): Add marvell_pj4.
10447         (generic_vfp): Likewise.
10448         * config/arm/arm-cores.def: Add marvell-pj4.
10449         * config/arm/arm-tune.md: Regenerate.
10450         * config/arm/arm-tables.opt: Regenerate.
10451         * config/arm/bpabi.h (BE8_LINK_SPEC): Add marvell_pj4.
10452         * doc/invoke.texi: Document marvell-pj4.
10453
10454 2013-01-18  Tejas Belagod  <tejas.belagod@arm.com>
10455
10456         * config/aarch64/arm_neon.h: Map scalar types to standard types.
10457
10458 2013-01-18  Alexandre Oliva  <aoliva@redhat.com>
10459
10460         PR debug/54114
10461         PR debug/54402
10462         PR debug/49888
10463         * var-tracking.c (negative_power_of_two_p): New.
10464         (global_get_addr_cache, local_get_addr_cache): New.
10465         (get_addr_from_global_cache, get_addr_from_local_cache): New.
10466         (vt_canonicalize_addr): Rewrite using the above.  Adjust the
10467         heading comment.
10468         (vt_stack_offset_p): Remove.
10469         (vt_canon_true_dep): Always canonicalize loc's address.
10470         (clobber_overlapping_mems): Make sure we have a MEM.
10471         (local_get_addr_clear_given_value): New.
10472         (val_reset): Clear local cached entries.
10473         (compute_bb_dataflow): Create and release the local cache.
10474         Disable duplicate MEMs clobbering.
10475         (emit_notes_in_bb): Clobber MEMs likewise.
10476         (vt_emit_notes): Create and release the local cache.
10477         (vt_initialize, vt_finalize): Create and release the global
10478         cache, respectively.
10479         * alias.c (rtx_equal_for_memref_p): Compare operands of ENTRY_VALUEs.
10480
10481 2013-01-18  Alexandre Oliva  <aoliva@redhat.com>
10482
10483         PR libmudflap/53359
10484         * tree-mudflap.c (mudflap_finish_file): Skip deferred decls
10485         not found in the symtab.
10486
10487 2013-01-18  Alexandre Oliva  <aoliva@redhat.com>
10488
10489         PR debug/56006
10490         PR rtl-optimization/55547
10491         PR rtl-optimization/53827
10492         PR debug/53671
10493         PR debug/49888
10494         * alias.c (offset_overlap_p): New, factored out of...
10495         (memrefs_conflict_p): ... this.  Use absolute sizes.  Retain
10496         the conservative special case for symbolic constants.  Don't
10497         adjust zero sizes on alignment.
10498
10499 2013-01-18  Bernd Schmidt  <bernds@codesourcery.com>
10500
10501         PR rtl-optimization/52573
10502         * regrename.c (build_def_use): Ignore REG_DEAD notes if there is a
10503         REG_UNUSED for the same register.
10504
10505 2013-01-17  Richard Biener  <rguenther@suse.de>
10506             Marek Polacek  <polacek@redhat.com>
10507
10508         PR rtl-optimization/55833
10509         * loop-unswitch.c (unswitch_loops): Move loop verification...
10510         (unswitch_single_loop): ...here.  Call mark_irreducible_loops.
10511         * cfgloopmanip.c (fix_loop_placement): Add IRRED_INVALIDATED parameter.
10512         Set it to true when we're removing a loop from hierarchy tree in
10513         an irreducible region.
10514         (fix_bb_placements): Adjust caller.
10515         (fix_loop_placements): Likewise.
10516
10517 2013-01-17  Georg-Johann Lay  <avr@gjlay.de>
10518
10519         * config/avr/builtins.def (DEF_BUILTIN): Factor out
10520         "__builtin_avr_" from NAME, turn NAME to an uppercase identifier.
10521         Factor out 'CODE_FOR_' from ICODE, use 'nothing' instead of '-1'.
10522         Remove ID.  Adjust comments.
10523         * config/avr/avr-c.c (avr_builtin_name): Remove.
10524         (avr_cpu_cpp_builtins): Use DEF_BUILTIN instead of for-loop.
10525         * config/avr/avr.c (avr_tolower): New static function.
10526         (DEF_BUILTIN): Remove parameter ID.  Prefix ICODE by 'CODE_FOR_'.
10527         Stringify NAME, prefix it with "__builtin_avr_" and lowercase it.
10528         (avr_expand_builtin): Assert insn_code != CODE_FOR_nothing for
10529         default expansion.
10530
10531 2013-01-17  Jan Hubicka  <jh@suse.cz>
10532
10533         PR tree-optimization/55273
10534         * loop-iv.c (iv_number_of_iterations): Consider zero iteration case.
10535
10536 2013-01-17  Uros Bizjak  <ubizjak@gmail.com>
10537
10538         PR target/55981
10539         * config/i386/sync.md (atomic_store<mode>): Always generate SWImode
10540         store through atomic_store<mode>_1.
10541         (atomic_store<mode>_1): Macroize insn using SWI mode iterator.
10542
10543 2013-01-17  Martin Jambor  <mjambor@suse.cz>
10544
10545         PR tree-optimizations/55264
10546         * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
10547         for virtual methods.
10548         * ipa.c (symtab_remove_unreachable_nodes): Never return true for
10549         virtual methods before inlining is over.
10550         * cgraph.h (cgraph_only_called_directly_or_aliased_p): Return false for
10551         virtual functions.
10552         * cgraphclones.c (cgraph_create_virtual_clone): Mark clones as
10553         non-virtual.
10554
10555 2013-01-16  Vladimir Makarov  <vmakarov@redhat.com>
10556
10557         PR rtl-optimization/56005
10558         * sched-deps.c (sched_analyze_2): Check deps->readonly for adding
10559         pending reads for prefetch.
10560
10561 2013-01-16  Ian Bolton  <ian.bolton@arm.com>
10562
10563         * config/aarch64/aarch64.md
10564         (*cstoresi_neg_uxtw): New pattern.
10565         (*cmovsi_insn_uxtw): New pattern.
10566         (*<optab>si3_uxtw): New pattern.
10567         (*<LOGICAL:optab>_<SHIFT:optab>si3_uxtw): New pattern.
10568         (*<optab>si3_insn_uxtw): New pattern.
10569         (*bswapsi2_uxtw): New pattern.
10570
10571 2013-01-16  Richard Biener  <rguenther@suse.de>
10572
10573         * tree-inline.c (tree_function_versioning): Remove set but
10574         never used variable.
10575
10576 2013-01-16  Richard Biener  <rguenther@suse.de>
10577
10578         PR tree-optimization/55964
10579         * tree-flow.h (rename_variables_in_loop): Remove.
10580         (rename_variables_in_bb): Likewise.
10581         * tree-loop-distribution.c (update_phis_for_loop_copy): Remove.
10582         (copy_loop_before): Adjust and delete update-ssa status.
10583         * tree-vect-loop-manip.c (rename_variables_in_bb): Make static.
10584         (rename_variables_in_bb): Likewise.  Properly walk over predecessors.
10585         (rename_variables_in_loop): Remove.
10586         (slpeel_update_phis_for_duplicate_loop): Likewise.
10587         (slpeel_tree_duplicate_loop_to_edge_cfg): Handle nested loops,
10588         use available cfg machinery instead of duplicating it.
10589         Update PHI nodes and perform poor-mans SSA update here.
10590         (slpeel_tree_peel_loop_to_edge): Adjust.
10591
10592 2013-01-16  Richard Biener  <rguenther@suse.de>
10593
10594         PR tree-optimization/54767
10595         PR tree-optimization/53465
10596         * tree-vrp.c (vrp_meet_1): Revert original fix for PR53465.
10597         (vrp_visit_phi_node): For PHI arguments coming via backedges
10598         drop all symbolical range information.
10599         (execute_vrp): Compute backedges.
10600
10601 2013-01-16  Richard Biener  <rguenther@suse.de>
10602
10603         * doc/install.texi: Update CLooG and ISL requirements to
10604         0.18.0 and 0.11.1.
10605
10606 2013-01-16  Christian Bruel  <christian.bruel@st.com>
10607
10608         PR target/55301
10609         * config/sh/sh.c (sh_expand_prologue): Postpone new_stack mem symbol.
10610         (broken_move): Handle UNSPECV_SP_SWITCH_B.
10611         * config/sh/sh.md (sp_switch_1): Use set (reg:SI SP_REG).
10612
10613 2013-01-16  DJ Delorie  <dj@redhat.com>
10614
10615         * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
10616         (UNSPECV_SP_SWITCH_E): New.
10617         (sp_switch_1): Change to an unspec.
10618         (sp_switch_2): Change to an unspec.  Don't use post-inc when we
10619         replace $r15.
10620
10621 2013-01-16  Uros Bizjak  <ubizjak@gmail.com>
10622
10623         * emit-rtl.c (need_atomic_barrier_p): Mask memory model argument
10624         with MEMMODEL_MASK before comparing with MEMMODEL_* memory types.
10625         * optabs.c (maybe_emit_sync_lock_test_and_set): Ditto.
10626         (expand_mem_thread_fence): Ditto.
10627         (expand_mem_signal_fence): Ditto.
10628         (expand_atomic_load): Ditto.
10629         (expand_atomic_store): Ditto.
10630
10631 2013-01-16  Alexandre Oliva  <aoliva@redhat.com>
10632
10633         PR rtl-optimization/55547
10634         PR rtl-optimization/53827
10635         PR debug/53671
10636         PR debug/49888
10637         * alias.c (memrefs_conflict_p): Set sizes to negative after
10638         AND adjustments.
10639
10640 2013-01-15  Jakub Jelinek  <jakub@redhat.com>
10641
10642         PR target/55940
10643         * function.c (thread_prologue_and_epilogue_insns): Always
10644         add crtl->drap_reg to set_up_by_prologue.set, even if
10645         stack_realign_drap is false.
10646
10647 2013-01-15  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
10648
10649         * config/vax/vax.md (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3,
10650         and<mode>3, *and<mode>_const_int, ior<mode>3, xor<mode>3, ashrsi3,
10651         *call): Fix indention.
10652
10653 2013-01-15  Tom de Vries  <tom@codesourcery.com>
10654
10655         PR target/55876
10656         * optabs.c (widen_operand): Use gen_lowpart instead of gen_rtx_SUBREG.
10657         Update comment.
10658
10659 2013-01-15  Vladimir Makarov  <vmakarov@redhat.com>
10660
10661         PR rtl-optimization/55153
10662         * sched-deps.c (sched_analyze_2): Add pending reads for prefetch.
10663
10664 2013-01-15  Martin Jambor  <mjambor@suse.cz>
10665
10666         PR tree-optimization/55920
10667         * tree-sra.c (analyze_access_subtree): Do not mark non-removable
10668         accesses as grp_to_be_debug_replaced.
10669
10670 2013-01-15  Jakub Jelinek  <jakub@redhat.com>
10671
10672         PR tree-optimization/55920
10673         * tree-sra.c (sra_modify_assign): If for lacc->grp_to_be_debug_replaced
10674         there is non-useless type conversion needed from debug rhs to lhs,
10675         use build_debug_ref_for_model and/or VIEW_CONVERT_EXPR.
10676
10677 2013-01-15  Joseph Myers  <joseph@codesourcery.com>
10678             Mikael Pettersson  <mikpe@it.uu.se>
10679
10680         PR target/43961
10681         * config/arm/arm.h (ADDR_VEC_ALIGN): Align SImode jump tables for
10682         Thumb.
10683         (ASM_OUTPUT_CASE_LABEL): Remove.
10684         (ASM_OUTPUT_BEFORE_CASE_LABEL): Define to empty.
10685         * final.c (shorten_branches): Update alignment of labels before
10686         jump tables if CASE_VECTOR_SHORTEN_MODE.
10687
10688 2013-01-15  Richard Biener  <rguenther@suse.de>
10689
10690         PR bootstrap/55961
10691         * system.h: Do not include gmp.h for building host tools.
10692
10693 2013-01-15  Richard Biener  <rguenther@suse.de>
10694
10695         PR middle-end/55882
10696         * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
10697         account for bitpos when computing alignment.
10698
10699 2013-01-15  Vladimir Yakovlev  <vladimir.b.yakovlev@intel.com>
10700
10701         * config/i386/i386-c.c (ix86_target_macros_internal): New case.
10702         (ix86_target_macros_internal): Likewise.
10703
10704         * config/i386/i386.c (m_CORE2I7): Removed.
10705         (m_CORE_HASWELL): New macro.
10706         (m_CORE_ALL): Likewise.
10707         (initial_ix86_tune_features): m_CORE2I7 is replaced by m_CORE_ALL.
10708         (initial_ix86_arch_features): Likewise.
10709         (processor_target_table): Initializations for Core avx2.
10710         (cpu_names): New names "core-avx2".
10711         (ix86_option_override_internal): Changed PROCESSOR_COREI7 by
10712         PROCESSOR_CORE_HASWELL.
10713         (ix86_issue_rate): New case.
10714         (ia32_multipass_dfa_lookahead): Likewise.
10715         (ix86_sched_init_global): Likewise.
10716
10717         * config/i386/i386.h (TARGET_HASWELL): New macro.
10718         (target_cpu_default): New TARGET_CPU_DEFAULT_haswell.
10719         (processor_type): New PROCESSOR_HASWELL.
10720
10721 2013-01-15  Jakub Jelinek  <jakub@redhat.com>
10722
10723         PR tree-optimization/55955
10724         * tree-vect-loop.c (vectorizable_reduction): Give up early on
10725         *SHIFT_EXPR and *ROTATE_EXPR codes.
10726
10727         PR tree-optimization/48766
10728         * opts.c (common_handle_option): For -fwrapv disable -ftrapv, for
10729         -ftrapv disable -fwrapv.
10730
10731 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
10732
10733         PR target/55974
10734         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
10735         etc. to 1 and not to __flash.
10736         Use LL suffix for __INT24_MAX__ with -mint8.
10737         Use ULL suffix for __UINT24_MAX__ with -mint8.
10738
10739 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
10740
10741         * config/avr/avr-arch.h
10742         (struct base_arch_s): Use typedef avr_arch_t instead.
10743         (struct arch_info_s): Use typedef avr_arch_info_t instead.
10744         (struct mcu_type_s): Use typedef avr_mcu_t instead.
10745         * config/avr/avr.c: Same.
10746         * config/avr/avr-devices.c: Same.
10747         * config/avr/driver-avr.c: Same.
10748         * config/avr/gen-avr-mmcu-texi.c: Same.
10749         * config/avr/avr-mcus.def: Adjust comment.
10750
10751 2013-01-14  Tejas Belagod  <tejas.belagod@arm.com>
10752
10753         * config/aarch64/aarch64-simd.md (*aarch64_simd_ld1r<mode>): New.
10754         * config/aarch64/iterators.md (VALLDI): New.
10755
10756 2013-01-14  Uros Bizjak  <ubizjak@gmail.com>
10757             Andi Kleen  <ak@linux.intel.com>
10758
10759         PR target/55948
10760         * config/i386/sync.md (atomic_store<mode>_1): New pattern.
10761         (atomic_store<mode>): Call atomic_store<mode>_1 for IX86_HLE_RELEASE
10762         memmodel flag.
10763
10764 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
10765
10766         * config/avr/avr-stdint.h: Remove trailing blanks.
10767         * config/avr/avr-log.h: Same.
10768         * config/avr/avr-arch.h: Same.
10769         * config/avr/avr-devices.c: Same.
10770         * config/avr/avr-dimode.md: Same.
10771         * config/avr/predicates.md: Same.
10772         * config/avr/avr-c.c: Same.  And fix typo.
10773
10774         * config/avr/avr-protos.h: Same.  And:
10775         (function_arg_regno_p): Rename to avr_function_arg_regno_p.
10776         (init_cumulative_args): Rename to avr_init_cumulative_args.
10777         (expand_prologue): Rename to avr_expand_prologue.
10778         (expand_epilogue): Rename to avr_expand_epilogue.
10779         (adjust_insn_length): Rename to avr_adjust_insn_length.
10780         (notice_update_cc): Rename to avr_notice_update_cc.
10781         (final_prescan_insn): Rename to avr_final_prescan_insn.
10782         * config/avr/avr.c: Same.
10783         * config/avr/avr.h: Same.
10784         * config/avr/avr.md: Remove trailing blanks.
10785         (prologue): Use avr_expand_prologue.
10786         (epilogue, sibcall_epilogue): Use avr_expand_epilogue.
10787
10788 2013-01-14  Richard Biener  <rguenther@suse.de>
10789
10790         * tree-cfg.c (verify_expr_location, verify_expr_location_1,
10791         verify_location, collect_subblocks): New functions.
10792         (verify_gimple_in_cfg): Verify that locations only reference
10793         BLOCKs in the functions BLOCK tree.
10794
10795 2013-01-14  Richard Biener  <rguenther@suse.de>
10796
10797         * tree-cfgcleanup.c (remove_forwarder_block): Unshare propagated
10798         PHI argument.
10799         * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Properly
10800         unshare reference.
10801         (insert_out_of_ssa_copy_on_edge): Likewise.
10802         (rewrite_close_phi_out_of_ssa): Likewise.
10803         * tree-ssa.c (insert_debug_temp_for_var_def): Properly unshare
10804         debug expressions.
10805         * tree-ssa-pre.c (insert_into_preds_of_block): Properly unshare
10806         propagated constants.
10807         * tree-cfg.c (tree_node_can_be_shared): Handled component-refs
10808         can not be shared.
10809
10810 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
10811
10812         * config/avr/avr-modes.def: Add GPL copyright notice.
10813
10814 2013-01-13  Uros Bizjak  <ubizjak@gmail.com>
10815
10816         * config/i386/sync.md (mem_thread_fence): Mask operands[0] with
10817         MEMMODEL_MASK to determine memory model.
10818         (atomic_store<mode>): Ditto from operands[2].
10819         * config/i386/i386.c (ix86_memmodel_check): Declare "strong" as bool.
10820
10821 2013-01-13  Jakub Jelinek  <jakub@redhat.com>
10822
10823         PR fortran/55935
10824         * gimple-fold.c (get_symbol_constant_value): Call unshare_expr.
10825         (fold_gimple_assign): Don't call unshare_expr here.
10826         (fold_ctor_reference): Call unshare_expr.
10827
10828 2013-01-13  Terry Guo  <terry.guo@arm.com>
10829
10830         * Makefile.in (s-mlib): New argument MULTILIB_REUSE.
10831         * doc/fragments.texi: Document MULTILIB_REUSE.
10832         * gcc.c (multilib_reuse): New internal spec.
10833         (set_multilib_dir): Also search multilib from multilib_reuse.
10834         * genmultilib (tmpmultilib3): Refactor code.
10835         (tmpmultilib4): Ditto.
10836         (multilib_reuse): New multilib argument.
10837
10838 2013-01-13  Richard Sandiford  <rdsandiford@googlemail.com>
10839
10840         * Makefile.in: Update copyright.
10841
10842 2013-01-12  Tom de Vries  <tom@codesourcery.com>
10843
10844         PR middle-end/55890
10845         * calls.c (expand_call): Check if arg_nr is valid.
10846
10847 2013-01-11  Michael Meissner  <meissner@linux.vnet.ibm.com>
10848
10849         * doc/extend.texi (X86 Built-in Functions): Add whitespace in
10850         __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
10851         documentation.  Add missing '__' in front of
10852         __builtin_ia32_packssdw256.
10853
10854 2013-01-11  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10855
10856         PR target/55719
10857         * config/s390/s390.c (s390_preferred_reload_class): Do not return
10858         NO_REGS for larl operands.
10859         (s390_reload_larl_operand): Use s390_load_address instead of
10860         emit_move_insn.
10861
10862 2013-01-11  Richard Biener  <rguenther@suse.de>
10863
10864         * tree-cfg.c (verify_node_sharing_1): Split out from ...
10865         (verify_node_sharing): ... here.
10866         (verify_gimple_in_cfg): Use verify_node_sharing_1 for walk_tree.
10867
10868 2013-01-11  Eric Botcazou  <ebotcazou@adacore.com>
10869
10870         * configure.ac (Tree checking): Set TREECHECKING to yes if enabled.
10871         Substitute TREECHECKING.
10872         * configure: Regenerate.
10873         * Makefile.in (TREECHECKING): New.
10874
10875 2013-01-11  Richard Guenther  <rguenther@suse.de>
10876
10877         PR tree-optimization/44061
10878         * tree-vrp.c (extract_range_basic): Compute zero as
10879         value-range for __builtin_constant_p of function parameters.
10880
10881 2013-01-10  Richard Sandiford  <rdsandiford@googlemail.com>
10882
10883         Update copyright years.
10884
10885 2013-01-10  Vladimir Makarov  <vmakarov@redhat.com>
10886
10887         PR rtl-optimization/55672
10888         * lra-eliminations.c (mark_not_eliminable): Permit addition with
10889         const to be eliminable.
10890
10891 2013-01-10  David Edelsohn  <dje.gcc@gmail.com>
10892
10893         * configure.ac (HAVE_AS_TLS): Add check for powerpc-ibm-aix.
10894         * configure: Regenerate.
10895
10896 2013-01-10  Richard Biener  <rguenther@suse.de>
10897
10898         * builtins.c (expand_builtin_init_trampoline): Use set_mem_attributes.
10899
10900 2013-01-10  Richard Biener  <rguenther@suse.de>
10901
10902         PR bootstrap/55792
10903         * tree-into-ssa.c (rewrite_add_phi_arguments): Do not set
10904         locations for virtual PHI arguments.
10905         (rewrite_update_phi_arguments): Likewise.
10906
10907 2013-01-10  Joel Sherrill  <joel.sherrill@OARcorp.com>
10908
10909         * config/v850/rtems.h (ASM_SPEC): Pass -m8byte-align and -mgcc-abi
10910         on to assembler.
10911
10912 2013-01-10  Jakub Jelinek  <jakub@redhat.com>
10913
10914         PR tree-optimization/55921
10915         * tree-complex.c (expand_complex_asm): New function.
10916         (expand_complex_operations_1): Call it for GIMPLE_ASM.
10917
10918 2013-01-10  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10919
10920         PR target/55718
10921         * config/s390/s390.c (s390_symref_operand_p)
10922         (s390_loadrelative_operand_p): Merge the two functions.
10923         (s390_check_qrst_address, print_operand_address): Add parameters
10924         to s390_loadrelative_operand_p invokation.
10925         (s390_check_symref_alignment): Use s390_loadrelative_operand_p.
10926         (s390_reload_larl_operand, s390_secondary_reload): Use
10927         s390_loadrelative_operand_p instead of s390_symref_operand_p.
10928         (legitimize_pic_address): Handle @GOTENT and @PLT + addend.
10929
10930 2013-01-09  Mike Stump  <mikestump@comcast.net>
10931
10932         * dse.c (record_store): Remove unnecessary assert.
10933
10934 2013-01-09  Jan Hubicka  <jh@suse.cz>
10935
10936         PR tree-optimization/55569
10937         * cfgloopmanip.c (scale_loop_profile): Make ITERATION_BOUND gcov_type.
10938         * cfgloop.h (scale_loop_profile): Likewise.
10939
10940 2013-01-09  Jan Hubicka  <jh@suse.cz>
10941
10942         PR lto/45375
10943         * ipa-inline.c (ipa_inline): Remove extern inlines and virtual
10944         functions.
10945         * cgraphclones.c (cgraph_clone_node): Cpoy also LTO file data.
10946
10947 2013-01-09  Richard Sandiford  <rdsandiford@googlemail.com>
10948
10949         PR middle-end/55114
10950         * expr.h (maybe_emit_group_store): Declare.
10951         * expr.c (maybe_emit_group_store): New function.
10952         * builtins.c (expand_builtin_int_roundingfn): Call it.
10953         (expand_builtin_int_roundingfn_2): Likewise.
10954
10955 2013-01-09  Vladimir Makarov  <vmakarov@redhat.com>
10956
10957         PR rtl-optimization/55829
10958         * lra-constraints.c (match_reload): Add code for absent output.
10959         (curr_insn_transform): Add code for reloads of matched inputs
10960         without output.
10961
10962 2013-01-09  Uros Bizjak  <ubizjak@gmail.com>
10963
10964         * config/i386/sse.md (*vec_interleave_highv2df): Change mode
10965         attribute of movddup insn to DF.
10966         (*vec_interleave_lowv2df): Ditto.
10967         (vec_dupv2df): Ditto.
10968
10969 2013-01-09  Jan Hubicka  <jh@suse.cz>
10970
10971         PR tree-optimiation/55875
10972         * tree-ssa-loop-niter.c (number_of_iterations_cond): Add
10973         EVERY_ITERATION parameter.
10974         (number_of_iterations_exit): Check if exit is executed every iteration.
10975         (idx_infer_loop_bounds): Similarly here.
10976         (n_of_executions_at_most): Simplify
10977         to only test for cases where statement is dominated by the
10978         particular bound; handle correctly the "postdominance" test.
10979         (scev_probably_wraps_p): Use max loop iterations info
10980         as a global bound first.
10981
10982 2013-01-09  Nguyen Duy Dat  <dat.nguyen.yn@rvc.renesas.com>
10983             Nick Clifton  <nickc@redhat.com>
10984
10985         * config/v850/v850.md (cbranchsf4): New pattern.
10986         (cstoresf4): New pattern.
10987         (cbranchdf4): New pattern.
10988         (cstoredf4): New pattern.
10989         (movsicc): Disallow floating point comparisons.
10990         (cmpsf_le_insn): Fix order of operators.
10991         (cmpsf_lt_insn): Likewise.
10992         (cmpsf_eq_insn): Likewise.
10993         (cmpdf_le_insn): Likewise.
10994         (cmpdf_lt_insn): Likewise.
10995         (cmpdf_eq_insn): Likewise.
10996         (cmpsf_ge_insn): Use LE comparison.
10997         (cmpdf_ge_insn): Likewise.
10998         (cmpsf_gt_insn): Use LT comparison.
10999         (cmpdf_gt_insn): Likewise.
11000         (cmpsf_ne_insn): Delete pattern.
11001         (cmpdf_ne_insn): Delete pattern.
11002         * config/v850/v850.c (v850_gen_float_compare): Use
11003         gen_cmpdf_eq_insn for NE comparison.
11004         (v850_float_z_comparison_operator)
11005         (v850_float_nz_comparison_operator): Move from here ...
11006         * config/v850/predicates.md: ... to here.  Move GT and GE
11007         comparisons into v850_float_z_comparison_operator.
11008         * config/v850/v850-protos.h (v850_float_z_comparison_operator):
11009         Delete prototype.
11010         (v850_float_nz_comparison_operator): Likewise.
11011
11012 2013-01-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
11013
11014         * config/pa/pa.c (pa_emit_move_sequence): Replace calls to gen_insv
11015         with calls to gen_insvsi/gen_insvdi.
11016
11017 2013-01-09  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
11018
11019         * config/i386/i386.c (initial_ix86_tune_features): Set up
11020         X86_TUNE_AVX128_OPTIMAL for m_BTVER2.
11021
11022 2013-01-09  Steven Bosscher  <steven@gcc.gnu.org>
11023             Jakub Jelinek  <jakub@redhat.com>
11024
11025         PR tree-optimization/48189
11026         * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
11027         If nitercst is 0, don't predict the exit edge.
11028
11029 2013-01-08  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
11030
11031         * config/aarch64/aarch64.c (aarch64_print_operand): Replace %r
11032         in asm_fprintf with reg_names.
11033         (aarch64_print_operand_address): Likewise.
11034         (aarch64_return_addr): Likewise.
11035         * config/aarch64/aarch64.h (ASM_FPRINTF_EXTENSIONS): Remove.
11036
11037 2013-01-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
11038
11039         * config/pa/pa.h (VAL_U6_BITS_P): Define.
11040         (INT_U6_BITS): Likewise.
11041         * config/pa/predicates.md (uint6_operand): New predicate.
11042         (shift5_operand, shift6_operand): Likewise.
11043         * config/pa/pa.md (lshrsi3, rotrsi3): Use shift5_operand instead of
11044         arith32_operand.
11045         (lshrdi3): Use shift6_operand.
11046         (shrpsi4, shrpdi4): New insn patterns.
11047         (extzv): Delete expander.
11048         (extzvsi, extzvdi): New expanders.  Use uint5_operand and uint6_operand
11049         predicates in unamed zero extract patterns.  Tighten common constraint.
11050         (extv): Delete expander.
11051         (extvsi, extvdi): New expanders.  Use uint5_operand and uint6_operand
11052         predicates in unamed sign extract patterns.  Tighten common constraint.
11053         (insv): Delete expander.
11054         (insvsi, insvdi): New expanders.  Use uint5_operand and uint6_operand
11055         predicates in unamed insert patterns.  Tighten common constraint.
11056         Change uint32_operand predicate to uint6_operand predicate in unamed
11057         DImode pattern to insert constant values of type 1...1xxxx.
11058
11059 2013-01-04  Jan Hubicka  <jh@suse.cz>
11060
11061         PR tree-optimization/55823
11062         * ipa-prop.c (update_indirect_edges_after_inlining): Fix ordering
11063         issue.
11064
11065 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
11066             Uros Bizjak  <ubizjak@gmail.com>
11067
11068         PR rtl-optimization/55845
11069         * df-problems.c (can_move_insns_across): Stop scanning at
11070         volatile_insn_p source instruction or give up if
11071         across_from .. across_to range contains any volatile_insn_p
11072         instructions.
11073
11074 2013-01-08  Tejas Belagod  <tejas.belagod@arm.com>
11075
11076         * config/aarch64/aarch64-simd.md (vec_init<mode>): New.
11077         * config/aarch64/aarch64-protos.h (aarch64_expand_vector_init):
11078         Declare.
11079         * config/aarch64/aarch64.c (aarch64_simd_dup_constant,
11080         aarch64_simd_make_constant, aarch64_expand_vector_init): New.
11081
11082 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
11083
11084         PR fortran/55341
11085         * asan.c (asan_clear_shadow): New function.
11086         (asan_emit_stack_protection): Use it.
11087
11088 2013-01-08  Tejas Belagod  <tejas.belagod@arm.com>
11089
11090         * config/aarch64/aarch64-simd.md (aarch64_simd_vec_<su>mult_lo_<mode>,
11091         aarch64_simd_vec_<su>mult_hi_<mode>): Separate instruction and operand
11092         with tab instead of space.
11093
11094 2013-01-08  Nick Clifton  <nickc@redhat.com>
11095
11096         * config/rl78/rl78.c (rl78_expand_prologue): Always select
11097         register bank 0 at the start of an interrupt handler.
11098         * config/rl78/rl78.md (mulsi3_g13): Correct values for MDBL and
11099         MDBH registers.
11100
11101 2013-01-08  James Greenhalgh  <james.greenhalgh@arm.com>
11102
11103         * config/aarch64/aarch64-simd.md
11104         (aarch64_simd_bsl<mode>_internal): Add floating-point modes.
11105         (aarch64_simd_bsl): Likewise.
11106         (aarch64_vcond_internal<mode>): Likewise.
11107         (vcond<mode><mode>): Likewise.
11108         (aarch64_cm<cmp><mode>): Fix constraints, add new modes.
11109         * config/aarch64/iterators.md (V_cmp_result): Add V2DF.
11110
11111 2013-01-08  James Greenhalgh  <james.greenhalgh@arm.com>
11112
11113         * config/aarch64/aarch64-builtins.c
11114         (aarch64_builtin_vectorized_function): Handle sqrt, sqrtf.
11115
11116 2013-01-08  Martin Jambor  <mjambor@suse.cz>
11117
11118         PR debug/55579
11119         * tree-sra.c (analyze_access_subtree): Return true also after
11120         potentially creating a debug-only replacement.
11121
11122 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
11123
11124         PR middle-end/55890
11125         * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_p.
11126
11127         PR tree-optimization/54120
11128         * tree-vrp.c (range_fits_type_p): Don't allow
11129         src_precision < precision from signed vr to unsigned_p
11130         if vr->min or vr->max is negative.
11131         (simplify_float_conversion_using_ranges): Test can_float_p
11132         against CODE_FOR_nothing.
11133
11134 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
11135             Richard Biener  <rguenther@suse.de>
11136
11137         PR middle-end/55851
11138         * fold-const.c (int_binop_types_match_p): Allow all INTEGRAL_TYPE_P
11139         types instead of just INTEGER_TYPE types.
11140
11141 2013-01-07  Mark Kettenis  <kettenis@openbsd.org>
11142
11143         * config/i386/openbsdelf.h (LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT,
11144         TF_SIZE): Define.
11145
11146 2013-01-07  Steve Ellcey  <sellcey@mips.com>
11147
11148         PR target/42661
11149         * config/mips/mips.opt: Change mad to mmad to match documentation.
11150
11151 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
11152
11153         PR target/55897
11154         * doc/extend.texi (AVR Named Address Spaces): __memx goes into
11155         .progmemx.data now.
11156
11157 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
11158
11159         PR target/55897
11160         * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
11161         (avr_addrspace_t): Add .section_name field.
11162         * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
11163         array size.
11164         (avr_addrspace): Same.  Initialize .section_name.  Remove last
11165         NULL entry.  Put __memx into .progmemx.data.
11166         (progmem_section_prefix): Remove.
11167         (avr_asm_init_sections): No need to initialize progmem_section.
11168         (avr_asm_named_section): Use avr_addrspace[].section_name to get
11169         section name prefix.
11170         (avr_asm_select_section): Ditto.  And use get_unnamed_section to
11171         retrieve the progmem section.
11172         * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
11173         boundary to run over avr_addrspace[].
11174         (avr_register_target_pragmas): Ditto.
11175
11176 2013-01-06  Jakub Jelinek  <jakub@redhat.com>
11177
11178         * varasm.c (output_constant_def_contents): For asan_protect_global
11179         protected strings, adjust DECL_ALIGN if needed, before testing for
11180         anchored symbols.
11181         (place_block_symbol): Adjust size for asan protected STRING_CSTs if
11182         TREE_CONSTANT_POOL_ADDRESS_P.  Increase alignment for asan protected
11183         normal decls.
11184         (output_object_block): For asan protected decls, emit asan padding
11185         after their contents.
11186         * asan.c (asan_protect_global): Don't check TREE_ASM_WRITTEN here.
11187         (asan_finish_file): Test it here instead.
11188
11189 2013-01-07  Nick Clifton  <nickc@redhat.com>
11190             Matthias Klose  <doko@debian.org>
11191             Doug Kwan  <dougkwan@google.com>
11192             H.J. Lu  <hongjiu.lu@intel.com>
11193
11194         PR driver/55470
11195         * collect2.c (main): Support -fuse-ld=bfd and -fuse-ld=gold.
11196
11197         * common.opt: Add fuse-ld=bfd and fuse-ld=gold.
11198
11199         * gcc.c (LINK_COMMAND_SPEC): Pass -fuse-ld=* to collect2.
11200
11201         * opts.c (comman_handle_option): Ignore -fuse-ld=bfd and -fuse-ld=gold.
11202
11203         * doc/invoke.texi: Document -fuse-ld=bfd and -fuse-ld=gold.
11204
11205 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
11206
11207         PR target/54461
11208         * doc/install.texi (Cross-Compiler-Specific Options): Document
11209         --with-avrlibc.
11210
11211 2013-01-07  Tejas Belagod  <tejas.belagod@arm.com>
11212
11213         * config/aarch64/arm_neon.h (vmovn_high_is16, vmovn_high_s32,
11214         vmovn_high_s64, vmovn_high_u16, vmovn_high_u32, vmovn_high_u64,
11215         vqmovn_high_s16, vqmovn_high_s32, vqmovn_high_s64, vqmovn_high_u16,
11216         vqmovn_high_u32, vqmovn_high_u64, vqmovun_high_s16, vqmovun_high_s32,
11217         vqmovun_high_s64): Fix source operand number and update copyright.
11218
11219 2013-01-07  Richard Biener  <rguenther@suse.de>
11220
11221         PR middle-end/55890
11222         * gimple.h (gimple_call_builtin_p): New overload.
11223         * gimple.c (validate_call): New function.
11224         (gimple_call_builtin_p): Likewise.
11225         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
11226         Use gimple_call_builtin_p.
11227         (find_func_clobbers): Likewise.
11228         * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
11229         (strlen_optimize_stmt): Likewise.
11230
11231 2013-01-07  James Greenhalgh  <james.greenhalgh@arm.com>
11232
11233         * config/aarch64/arm_neon.h (vld1_dup_*): Make argument const.
11234         (vld1q_dup_*): Likewise.
11235         (vld1_*): Likewise.
11236         (vld1q_*): Likewise.
11237         (vld1_lane_*): Likewise.
11238         (vld1q_lane_*): Likewise.
11239
11240 2013-01-07  Richard Biener  <rguenther@suse.de>
11241
11242         * lto-streamer.h (LTO_minor_version): Bump to 2.
11243
11244 2013-01-07  James Greenhalgh  <james.greenhalgh@arm.com>
11245
11246         * config/aarch64/aarch64-protos.h
11247         (aarch64_const_double_zero_rtx_p): Rename to...
11248         (aarch64_float_const_zero_rtx_p): ...this.
11249         (aarch64_float_const_representable_p): New.
11250         (aarch64_output_simd_mov_immediate): Likewise.
11251         * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>): Refactor
11252         move immediate case.
11253         * config/aarch64/aarch64.c
11254         (aarch64_const_double_zero_rtx_p): Rename to...
11255         (aarch64_float_const_zero_rtx_p): ...this.
11256         (aarch64_print_operand): Allow printing of new constants.
11257         (aarch64_valid_floating_const): New.
11258         (aarch64_legitimate_constant_p): Check for valid floating-point
11259         constants.
11260         (aarch64_simd_valid_immediate): Likewise.
11261         (aarch64_vect_float_const_representable_p): New.
11262         (aarch64_float_const_representable_p): Likewise.
11263         (aarch64_simd_imm_zero_p): Also allow for floating-point 0.0.
11264         (aarch64_output_simd_mov_immediate): New.
11265         * config/aarch64/aarch64.md (*movsf_aarch64): Add new alternative.
11266         (*movdf_aarch64): Likewise.
11267         * config/aarch64/constraints.md (Ufc): New.
11268         (Y): call aarch64_float_const_zero_rtx.
11269         * config/aarch64/predicates.md (aarch64_fp_compare_operand): New.
11270
11271 2013-01-07  Richard Biener  <rguenther@suse.de>
11272
11273         PR tree-optimization/55888
11274         PR tree-optimization/55862
11275         * tree-ssa-pre.c (phi_translate_1): Revert previous change.
11276         (valid_in_sets): Check if a NAME has a leader in AVAIL_OUT,
11277         not if it is contained therein.
11278
11279 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
11280
11281         * config/avr/t-avr: Typo.
11282
11283 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
11284
11285         PR55243
11286         * config/avr/t-avr: Don't automatically rebuild
11287         $(srcdir)/config/avr/t-multilib
11288         $(srcdir)/config/avr/avr-tables.opt
11289         $(srcdir)/doc/avr-mmcu.texi
11290         (avr-mcus): New phony target to build them on request.
11291         (s-avr-mlib, s-avr-mmcu-texi): Remove.
11292         * avr/avr-mcus.def: Adjust comments.
11293
11294 2013-01-07  Uros Bizjak  <ubizjak@gmail.com>
11295
11296         * config/i386/i386.c (DEFAULT_PCC_STRUCT_RETURN): Remove.
11297
11298 2013-01-06  Richard Sandiford  <rdsandiford@googlemail.com>
11299
11300         * file-find.c, file-find.h, realmpfr.c: Add FSF as copyright holder.
11301
11302 2013-01-06  Richard Sandiford  <rdsandiford@googlemail.com>
11303
11304         * config/tilepro/gen-mul-tables.cc: Put copyright on one line.
11305
11306 2013-01-05  David Edelsohn  <dje.gcc@gmail.com>
11307
11308         * config/rs6000/aix53.h (LIB_SPEC): Add -lpthreads when compiling
11309         to generate profiling.
11310         * config/rs6000/aix64.h (LIB_SPEC): Same.
11311
11312 2013-01-04  Andrew Pinski  <apinski@cavium.com>
11313
11314         * config/aarch64/aarch64.c (aarch64_fixed_condition_code_regs):
11315         New function.
11316         (TARGET_FIXED_CONDITION_CODE_REGS): Define.
11317
11318 2013-01-04  Uros Bizjak  <ubizjak@gmail.com>
11319
11320         * config/i386/i386.c (ix86_legitimize_address): Call convert_to_mode
11321         unconditionally.
11322         (ix86_expand_move): Ditto.
11323         (ix86_zero_extend_to_Pmode): Ditto.
11324         (ix86_expand_call): Ditto.
11325         (ix86_expand_special_args_builtin): Ditto.
11326         (ix86_expand_builtin): Ditto.
11327
11328 2013-01-04  Richard Biener  <rguenther@suse.de>
11329
11330         PR tree-optimization/55862
11331         * tree-ssa-pre.c (phi_translate_1): Valueize SSA names after
11332         translating them through PHI nodes.
11333
11334 2013-01-04  Martin Jambor  <mjambor@suse.cz>
11335
11336         PR tree-optimization/55755
11337         * tree-sra.c (sra_modify_assign): Do not check that an access has no
11338         children when trying to avoid producing a VIEW_CONVERT_EXPR.
11339
11340 2013-01-04  Marek Polacek  <polacek@redhat.com>
11341
11342         PR middle-end/55859
11343         * opts.c (default_options_optimization): Clarify error message.
11344
11345 2013-01-04  Richard Biener  <rguenther@suse.de>
11346
11347         PR middle-end/55863
11348         * fold-const.c (split_tree): Undo -X - 1 to ~X folding for
11349         reassociation.
11350
11351 2013-01-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
11352
11353         PR target/53789
11354         * config/pa/pa.md (movsi): Revert previous change.
11355         * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
11356         references.
11357
11358 2013-01-03  Richard Henderson  <rth@redhat.com>
11359
11360         * config/i386/i386.c (ix86_expand_move): Always assign to op1
11361         after eliminating TLS symbols.
11362
11363 2013-01-03  Marc Glisse  <marc.glisse@inria.fr>
11364
11365         PR bootstrap/50167
11366         * graphite-interchange.c (pdr_stride_in_loop): Use gmp_fprintf.
11367         * graphite-poly.c (debug_gmp_value): Likewise.
11368
11369 2013-01-03  Uros Bizjak  <ubizjak@gmail.com>
11370
11371         PR target/55712
11372         * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
11373         selected code model, define __code_mode_small__, __code_model_medium__,
11374         __code_model_large__, __code_model_32__ or __code_model_kernel__.
11375         * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
11376         xchg temporary register with %k.  Declare temporary register as
11377         early clobbered.
11378         [__x86_64__]: For medium and large code models, preserve %rbx register.
11379
11380 2013-01-03  Richard Biener  <rguenther@suse.de>
11381
11382         * tree-data-ref.c (dump_conflict_function): Use less vertical spacing.
11383         (dump_subscript): Adjust.
11384         (finalize_ddr_dependent): Do not dump redundant info.
11385         (analyze_siv_subscript): Adjust.
11386         (subscript_dependence_tester): Likewise.
11387         (compute_affine_dependence): Likewise.
11388
11389 2013-01-03  Richard Biener  <rguenther@suse.de>
11390
11391         Revert
11392         2013-01-03  Richard Biener  <rguenther@suse.de>
11393
11394         PR tree-optimization/55857
11395         * tree-vect-stmts.c (vectorizable_load): Do not setup
11396         re-alignment for invariant loads.
11397
11398         2013-01-02  Richard Biener  <rguenther@suse.de>
11399
11400         * tree-vect-stmts.c (vectorizable_load): When vectorizing an
11401         invariant load do not generate a vector load from the scalar location.
11402
11403 2013-01-03  Richard Biener  <rguenther@suse.de>
11404
11405         * tree-vect-loop.c (vect_analyze_loop_form): Clarify reason
11406         for not vectorizing.
11407         * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref): Do
11408         not build INDIRECT_REFs, call get_name once only.
11409         (vect_create_data_ref_ptr): Likewise.  Dump base object kind
11410         based on DR_BASE_OBJECT, not DR_BASE_ADDRESS.
11411
11412 2013-01-03  Richard Biener  <rguenther@suse.de>
11413
11414         PR tree-optimization/55857
11415         * tree-vect-stmts.c (vectorizable_load): Do not setup
11416         re-alignment for invariant loads.
11417
11418 2013-01-03  Richard Biener  <rguenther@suse.de>
11419
11420         PR lto/55848
11421         * lto-symtab.c (lto_symtab_merge_decls_1): As last resort, always
11422         prefer a built-in decl.
11423
11424 2013-01-03  Jakub Jelinek  <jakub@redhat.com>
11425
11426         * gcc.c (process_command): Update copyright notice dates.
11427         * gcov.c (print_version): Likewise.
11428         * gcov-dump.c (print_version): Likewise.
11429
11430         PR rtl-optimization/55838
11431         * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
11432         iv0.step, iv1.step and step.
11433
11434 2013-01-03  Jakub Jelinek  <jakub@redhat.com>
11435             Marc Glisse  <marc.glisse@inria.fr>
11436
11437         PR tree-optimization/55832
11438         * fold-const.c (fold_binary_loc): For ABS_EXPR<x> >= 0 and
11439         ABS_EXPR<x> < 0 folding use constant_boolean_node instead of
11440         integer_{one,zero}_node.
11441
11442 2013-01-03  Jakub Jelinek  <jakub@redhat.com>
11443
11444         PR debug/54402
11445         * params.def (PARAM_MAX_VARTRACK_REVERSE_OP_SIZE): New param.
11446         * var-tracking.c (reverse_op): Don't add reverse ops to
11447         VALUEs that have already
11448         PARAM_VALUE (PARAM_MAX_VARTRACK_REVERSE_OP_SIZE) or longer locs list.
11449
11450 2013-01-02  Gerald Pfeifer  <gerald@pfeifer.com>
11451
11452         * doc/contrib.texi: Note years as release manager for Mark Mitchell.
11453
11454 2013-01-02  Teresa Johnson  <tejohnson@google.com>
11455
11456         * dumpfile.c (dump_loc): Print filename with location.
11457         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Use
11458         new location_t parameter to emit complete unroll message with
11459         new dump framework.
11460         (canonicalize_loop_induction_variables): Compute loops location
11461         and pass to try_unroll_loop_completely.
11462         * loop-unroll.c (report_unroll_peel): New function.
11463         (peel_loops_completely): Use new dump format with location
11464         for main dumpfile message, and invoke report_unroll_peel on success.
11465         (decide_unrolling_and_peeling): Ditto.
11466         (decide_peel_once_rolling): Remove old dumpfile message subsumed
11467         by report_unroll_peel.
11468         (decide_peel_completely): Ditto.
11469         (decide_unroll_constant_iterations): Ditto.
11470         (decide_unroll_runtime_iterations): Ditto.
11471         (decide_peel_simple): Ditto.
11472         (decide_unroll_stupid): Ditto.
11473         * cfgloop.c (get_loop_location): New function.
11474         * cfgloop.h (get_loop_location): Declare.
11475
11476 2013-01-02  Sriraman Tallam  <tmsriram@google.com>
11477
11478         * config/i386/i386.c (fold_builtin_cpu): Remove unnecessary checks for
11479         NULL.
11480
11481 2013-01-02  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
11482
11483         PR middle-end/55198
11484         * expr.c (expand_expr_real_1): Don't use bitfield extraction for non
11485         BLKmode objects when EXPAND_MEMORY is specified.
11486
11487 2013-01-02  Sriraman Tallam  <tmsriram@google.com>
11488
11489         * config/i386/i386.c (ix86_get_function_versions_dispatcher): Fix bug
11490         in loop predicate.
11491         (fold_builtin_cpu): Do not share cpu model decls across statements.
11492
11493 2013-01-02  Jason Merrill  <jason@redhat.com>
11494
11495         PR c++/55804
11496         * tree.c (build_array_type_1): Revert earlier change.
11497
11498 2013-01-02  Yufeng Zhang  <yufeng.zhang@arm.com>
11499
11500         * config/aarch64/aarch64-cores.def: Add entries for "cortex-a53" and
11501         "cortex-a57".
11502         * config/aarch64/aarch64-tune.md: Re-generate.
11503
11504 2013-01-02  Richard Biener  <rguenther@suse.de>
11505
11506         * tree-vect-stmts.c (vectorizable_load): When vectorizing an
11507         invariant load do not generate a vector load from the scalar location.
11508
11509 2013-01-02  Richard Biener  <rguenther@suse.de>
11510
11511         PR bootstrap/55784
11512         * configure.ac: Add $GMPINC to CFLAGS/CXXFLAGS.
11513         * configure: Regenerate.
11514
11515 2013-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
11516
11517         * builtins.c (expand_builtin_mathfn, expand_builtin_mathfn_2)
11518         (expand_builtin_mathfn_ternary, expand_builtin_mathfn_3)
11519         (expand_builtin_int_roundingfn_2): Keep the original target around
11520         for the fallback case.
11521
11522 2013-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
11523
11524         * tree-vrp.c (range_fits_type_p): Require the MSB of the double_int
11525         to be clear for sign changes.
11526
11527 2013-01-01  Jan Hubicka  <jh@suse.cz>
11528
11529         * ipa-inline-analysis.c: Fix formatting.
11530
11531 2013-01-01  Jakub Jelinek  <jakub@redhat.com>
11532
11533         PR tree-optimization/55831
11534         * tree-vect-loop.c (get_initial_def_for_induction): Use
11535         gsi_after_labels instead of gsi_start_bb.
11536 \f
11537 Copyright (C) 2013 Free Software Foundation, Inc.
11538
11539 Copying and distribution of this file, with or without modification,
11540 are permitted in any medium without royalty provided the copyright
11541 notice and this notice are preserved.