gcc/ChangeLog

   1 2011-06-07  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
   2
   3         PR tree-optimization/46728
   4         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Change FIXME
   5         to use gimple_val_nonnegative_real_p.
   6         * gimple-fold.c (gimple_val_nonnegative_real_p): New function.
   7         * gimple.h (gimple_val_nonnegative_real_p): New declaration.
   8
   9 2011-06-07  H.J. Lu  <hongjiu.lu@intel.com>
  10
  11         * config/i386/i386.md (*movsf_internal): Optimize AVX check.
  12
  13 2011-06-07  Sergey Grechanik  <mouseentity@ispras.ru>
  14
  15         * config/arm/arm.c (coproc_secondary_reload_class): Return NO_REGS for
  16         constant vectors.
  17
  18 2011-06-07  Richard Guenther  <rguenther@suse.de>
  19
  20         * stor-layout.c (initialize_sizetypes): Initialize all
  21         sizetypes based on target definitions.
  22         (set_sizetype): Remove.
  23         * tree.c (build_common_tree_nodes): Do not call set_sizetype.
  24         * tree.h (set_sizetype): Remove.
  25
  26 2011-06-07  Nick Clifton  <nickc@redhat.com>
  27
  28         * config.gcc: Unify V850 architecture options and add support for
  29         newer V850 architectures.
  30         * config/v850/t-v850e: Delete.
  31
  32 2011-06-07  Richard Guenther  <rguenther@suse.de>
  33
  34         * tree.c (build_common_tree_nodes): Also initialize size_type_node.
  35         Call set_sizetype from here.
  36
  37 2011-06-07  Andrew Stubbs  <ams@codesourcery.com>
  38
  39         * config/arm/arm.md (*maddhidi4tb, *maddhidi4tt): New define_insns.
  40         (*maddhisi4tb, *maddhisi4tt): New define_insns.
  41
  42 2011-06-07  Bernd Schmidt  <bernds@codesourcery.com>
  43             Andrew Stubbs  <ams@codesourcery.com>
  44
  45         * simplify-rtx.c (simplify_unary_operation_1): Canonicalize widening
  46         multiplies.
  47         * doc/md.texi (Canonicalization of Instructions): Document widening
  48         multiply canonicalization.
  49
  50 2011-06-07  Jakub Jelinek  <jakub@redhat.com>
  51
  52         PR gcov-profile/49299
  53         * value-prof.c (gimple_ic): Don't assume icall has
  54         a fallthru edge.
  55
  56 2011-06-07  Ira Rosen  <ira.rosen@linaro.org>
  57
  58         * tree-vectorizer.h (vect_recog_func_ptr): Make last argument to be
  59         a pointer.
  60         * tree-vect-patterns.c (vect_recog_widen_sum_pattern,
  61         vect_recog_widen_mult_pattern, vect_recog_dot_prod_pattern,
  62         vect_recog_pow_pattern): Likewise.
  63         (vect_pattern_recog_1): Remove declaration.
  64         (widened_name_p): Remove declaration.  Add new argument to specify
  65         whether to check that both types are either signed or unsigned.
  66         (vect_recog_widen_mult_pattern): Update documentation.  Handle
  67         unsigned patterns and multiplication by constants.
  68         (vect_pattern_recog_1): Update vect_recog_func references.  Use
  69         statement information from the statement returned from pattern
  70         detection functions.
  71         (vect_pattern_recog): Update vect_recog_func reference.
  72         * tree-vect-stmts.c (vectorizable_type_promotion): For widening
  73         multiplication by a constant use the type of the other operand.
  74
  75 2011-06-06  Richard Sandiford  <rdsandiford@googlemail.com>
  76
  77         PR rtl-optimization/49145
  78         * combine.c (make_compound_operation): Handle ZERO_EXTEND specially.
  79
  80 2011-06-06  Jakub Jelinek  <jakub@redhat.com>
  81
  82         PR debug/49262
  83         * dwarf2out.c (native_encode_initializer): Decrement count in each
  84         iteration.
  85
  86         PR debug/49294
  87         * dwarf2out.c (mem_loc_descriptor) <do_shift>: Give up for
  88         non-MODE_INT modes.
  89
  90         PR c++/49264
  91         * gimple-fold.c (fold_stmt_1): Don't try to fold *& on the lhs
  92         if stmt folded into nothing.
  93         * tree-inline.c (fold_marked_statements): If a builtin at the
  94         end of a bb folded into nothing, just update cgraph edges
  95         and move to next bb.
  96         * cgraph.c (cgraph_update_edges_for_call_stmt_node): Allow new_stmt
  97         to be NULL.  Don't compute count and frequency if new_call is NULL.
  98
  99 2011-06-04  Diego Novillo  <dnovillo@google.com>
 100
 101         * Makefile.in (lto-compress.o): Add dependency on LTO_STREAMER_H.
 102         (cgraph.o): Likewise.
 103         (cgraphunit.o): Likewise.
 104         * cgraphunit.c: Include lto-streamer.h
 105         (cgraph_finalize_compilation_unit): Call lto_streamer_hooks_init
 106         if LTO is enabled.
 107         * lto-streamer-in.c (unpack_value_fields): Call
 108         streamer_hooks.unpack_value_fields if set.
 109         (lto_materialize_tree): For unhandled nodes, first try to
 110         call lto_streamer_hooks.alloc_tree, if it exists.
 111         (lto_input_ts_decl_common_tree_pointers): Move reading of
 112         DECL_INITIAL to lto_streamer_read_tree.
 113         (lto_read_tree): Call lto_streamer_hooks.read_tree if set.
 114         (lto_streamer_read_tree): New.
 115         (lto_reader_init): Rename from lto_init_reader.
 116         Move initialization code to lto/lto.c.
 117         * lto-streamer-out.c (pack_value_fields): Call
 118         streamer_hooks.pack_value_fields if set.
 119         (lto_output_tree_ref): For tree nodes that are not
 120         normally indexable, call streamer_hooks.indexable_with_decls_p
 121         before giving up.
 122         (lto_output_ts_decl_common_tree_pointers): Move handling
 123         for FUNCTION_DECL and TRANSLATION_UNIT_DECL to
 124         lto_streamer_write_tree.
 125         (lto_output_tree_header): Call streamer_hooks.is_streamable
 126         instead of lto_is_streamable.
 127         Call lto_streamer_hooks.output_tree_header if set.
 128         (lto_write_tree): Call lto_streamer_hooks.write_tree if
 129         set.
 130         (lto_streamer_write_tree): New.
 131         (lto_output): Call lto_streamer_init directly.
 132         (lto_writer_init): Remove.
 133         * lto-streamer.c (streamer_hooks): New.
 134         (lto_streamer_cache_create): Call streamer_hooks.preload_common_nodes
 135         instead of lto_preload_common_nodes.
 136         (lto_is_streamable): Move from lto-streamer.h
 137         (lto_streamer_hooks_init): New.
 138         (streamer_hooks): New.
 139         (streamer_hooks_init): New.
 140         * lto-streamer.h (struct output_block): Forward declare.
 141         (struct lto_input_block): Likewise.
 142         (struct data_in): Likewise.
 143         (struct bitpack_d): Likewise.
 144         (struct streamer_hooks): Declare.
 145         (streamer_hooks): Declare.
 146         (lto_streamer_hooks_init): Declare.
 147         (lto_streamer_write_tree): Declare.
 148         (lto_streamer_read_tree): Declare.
 149         (streamer_hooks_init): Declare.
 150         (lto_is_streamable): Move to lto-streamer.c
 151
 152 2011-06-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 153
 154         * longlong.h (smul_ppmm): The resulting register pair contains the
 155         higher order word first.
 156
 157 2011-06-06  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 158
 159         PR tree-optimization/46728
 160         * builtins.c (powi_table): Remove.
 161         (powi_lookup_cost): Remove.
 162         (powi_cost): Remove.
 163         (expand_powi_1): Remove.
 164         (expand_powi): Remove.
 165         (expand_builtin_pow_root): Remove.
 166         (expand_builtin_pow): Remove.
 167         (expand_builtin_powi): Eliminate handling of constant exponent.
 168         (expand_builtin): Use expand_builtin_mathfn_2 for BUILT_IN_POW.
 169
 170 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
 171
 172         * cprop.c (local_cprop_pass): Don't set changed for debug insns.
 173
 174 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
 175
 176         * dce.c (reset_unmarked_insns_debug_uses): New.
 177         (delete_unmarked_insns): Skip debug insns.
 178         (prescan_insns_for_dce): Likewise.
 179         (rest_of_handle_ud_dce): Reset debug uses of removed sets.
 180         * reg-stack.c (subst_stack_regs_in_debug_insn): Signal when no
 181         active reg can be found.
 182         (subst_all_stack_regs_in_debug_insn): New.  Reset debug insn then.
 183         (convert_regs_1): Use it.
 184
 185 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
 186
 187         * tree-pretty-print.c (dump_function_header): Add flags.
 188         Don't dump decl_uid with nouid.
 189         * tree-pretty-print.h (dump_function_header): Adjust.
 190         * final.c (rest_of_clean_state): Pass dump_flags on, with nouid.
 191         * passes.c (pass_init_dump_file): Pass dump_flags on.
 192         * tree-cfg.c (gimple_dump_cfg): Pass flags on.
 193
 194 2011-06-06  Alexandre Oliva  <aoliva@redhat.com>
 195
 196         PR bootstrap/49270
 197         * ipa-inline-analysis.c (read_predicate): Initialize all clauses.
 198
 199 2011-06-06  Mikael Pettersson  <mikpe@it.uu.se>
 200
 201         PR tree-optimization/49243
 202         * calls.c (setjmp_call_p): Also check if fndecl has the
 203         returns_twice attribute.
 204
 205 2011-06-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 206
 207         * config/mips/iris6.h (ENDFILE_SPEC): Use crtfastmath.o if
 208         -ffast-math etc.
 209
 210 2011-06-06  Richard Henderson  <rth@redhat.com>
 211             Georg-Johann Lay  <avr@gjlay.de>
 212
 213         PR target/42210
 214         * config/avr/predicates.md (const1_operand, const_0_to_7_operand):
 215         New predicates.
 216         * config/avr/avr.md ("insv"): New insn expander.
 217         ("*movbitqi.1-6.a", "*movbitqi.1-6.b", "*movbitqi.0", "*insv.io",
 218         "*insv.not.io", "*insv.reg"): New insns.
 219
 220 2011-06-06  Hans-Peter Nilsson  <hp@bitrange.com>
 221
 222         PR target/49285
 223         * config/mmix/mmix.md ("truncdfsf2", "extendsfdf2"): Correct
 224         predicate to nonimmediate_operand from memory_operand for the
 225         operand that is to be forced to memory by the expander.  Lose
 226         the constraints.
 227
 228 2011-06-05  Eric Botcazou  <ebotcazou@adacore.com>
 229
 230         * config/sparc/sparc.c (output_return): Fix thinko in the output of an
 231         EH return when delayed branches are disabled.
 232
 233 2011-06-05  Uros Bizjak  <ubizjak@gmail.com>
 234
 235         * config/i386/i386.md (*movdf_internal_rex64) <case 8,9,10>:
 236         Remove MODE_TI handling.  Remove SSE1 handling in attribute "mode"
 237         calculation.
 238         (*movdf_internal_rex64) <case 6,7,8>: Remove MODE_TI handling.
 239         Simplify MODE_V1DF and MODE_V2SF handling.
 240         (*movsf_internal): Remove x constraint from alternative 7 of operand 1.
 241         Simplify MODE_SF handling.
 242
 243 2011-06-04  Jan Hubicka  <jh@suse.cz>
 244
 245         PR tree-optimization/48893
 246         PR tree-optimization/49091
 247         PR tree-optimization/49179
 248         * ipa-inline-analysis.c (evaluate_conditions_for_known_args):
 249         Bounds check.
 250
 251 2011-06-04  Jan Hubicka  <jh@suse.cz>
 252
 253         PR lto/48954
 254         * lto-cgraph.c (output_node_opt_summary): Handle NULL skip args bitmaps.
 255
 256 2011-06-04  Jonathan Wakely  <jwakely.gcc@gmail.com>
 257
 258         * doc/invoke.texi: Document -Wdelete-non-virtual-dtor.
 259
 260 2011-06-04  Jakub Jelinek  <jakub@redhat.com>
 261
 262         PR target/49281
 263         * config/i386/i386.md (*lea_general_4): Require INTVAL (operands[3])
 264         to be strictly smaller than 1 << shiftcount.
 265
 266 2011-06-04  Jan Hubicka  <jh@suse.cz>
 267
 268         PR tree-optimize/48929
 269         * ipa-inline-analysis.c (remap_edge_predicates): Fix handling
 270         of empty predicate.
 271
 272 2011-06-04  Alexandre Oliva  <aoliva@redhat.com>
 273
 274         PR debug/48333
 275         * calls.c (emit_call_1): Prefer the __builtin declaration of
 276         builtin functions.
 277
 278 2011-06-03   Diego Novillo  <dnovillo@google.com>
 279
 280         * lto-streamer-in.c (unpack_value_fields): Remove unneeded asserts.
 281         (lto_input_tree_pointers): Likewise.
 282         * lto-streamer-out.c (pack_value_fields): Likewise.
 283         (lto_output_tree_pointers): Likewise.
 284         * lto-streamer.h (lto_is_streamable): Add check for OMP_CLAUSE
 285         and OPTIMIZATION_NODE.
 286
 287 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 288
 289         * config/alpha/linux.h (MD_UNWIND_SUPPORT): Remove.
 290         * config/alpha/osf5.h (MD_UNWIND_SUPPORT): Remove.
 291         * config/alpha/vms.h (MD_UNWIND_SUPPORT): Remove.
 292         * config/bfin/linux.h (MD_UNWIND_SUPPORT): Remove.
 293         * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Remove.
 294         * config/i386/linux.h (MD_UNWIND_SUPPORT): Remove.
 295         * config/i386/linux64.h (MD_UNWIND_SUPPORT): Remove.
 296         * config/i386/sol2.h (MD_UNWIND_SUPPORT): Remove.
 297         * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Remove.
 298         * config/ia64/linux.h (MD_UNWIND_SUPPORT): Remove.
 299         * config/ia64/vms.h (MD_UNWIND_SUPPORT): Remove.
 300         * config/m68k/linux.h (MD_UNWIND_SUPPORT): Remove.
 301         * config/mips/linux.h (MD_UNWIND_SUPPORT): Remove.
 302         * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): Remove.
 303         * config/pa/pa32-linux.h (MD_UNWIND_SUPPORT): Remove.
 304         * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Remove.
 305         * config/rs6000/linux.h (MD_UNWIND_SUPPORT): Remove.
 306         * config/rs6000/linux64.h (MD_UNWIND_SUPPORT): Remove.
 307         * config/s390/linux.h (MD_UNWIND_SUPPORT): Remove.
 308         * config/s390/tpf.h (MD_UNWIND_SUPPORT): Remove.
 309         * config/sh/linux.h (MD_UNWIND_SUPPORT): Remove.
 310         * config/sparc/linux.h (MD_UNWIND_SUPPORT): Remove.
 311         * config/sparc/linux64.h (MD_UNWIND_SUPPORT): Remove.
 312         * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Remove.
 313         * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Remove.
 314         * config/alpha/linux-unwind.h: Move to ../libgcc/config/alpha.
 315         * config/alpha/osf5-unwind.h: Move to ../libgcc/config/alpha.
 316         * config/alpha/vms-unwind.h: Move to ../libgcc/config/alpha.
 317         * config/bfin/linux-unwind.h: Move to ../libgcc/config/bfin.
 318         * config/i386/linux-unwind.h: Move to ../libgcc/config/i386.
 319         * config/i386/sol2-unwind.h: Move to ../libgcc/config/i386.
 320         * config/i386/w32-unwind.h: Move to ../libgcc/config/i386.
 321         * config/ia64/linux-unwind.h: Move to ../libgcc/config/ia64.
 322         * config/ia64/vms-unwind.h: Move to ../libgcc/config/ia64.
 323         * config/m68k/linux-unwind.h: Move to ../libgcc/config/m68k.
 324         * config/mips/linux-unwind.h: Move to ../libgcc/config/mips.
 325         * config/pa/hpux-unwind.h: Move to ../libgcc/config/pa.
 326         * config/pa/linux-unwind.h: Move to ../libgcc/config/pa.
 327         * config/rs6000/darwin-unwind.h: Move to ../libgcc/config/rs6000.
 328         * config/rs6000/linux-unwind.h: Move to ../libgcc/config/rs6000.
 329         * config/s390/linux-unwind.h: Move to ../libgcc/config/s390.
 330         * config/s390/tpf-unwind.h: Move to ../libgcc/config/s390.
 331         * config/sh/linux-unwind.h: Move to ../libgcc/config/sh.
 332         * config/sparc/linux-unwind.h: Move to ../libgcc/config/sparc.
 333         * config/sparc/sol2-unwind.h: Move to ../libgcc/config/sparc.
 334         * config/xtensa/linux-unwind.h: Move to ../libgcc/config/xtensa.
 335         * config/darwin9.h (DARWIN_LIBSYSTEM_HAS_UNWIND): Remove.
 336         * system.h (MD_UNWIND_SUPPORT): Poison.
 337         * doc/tm.texi.in (Exception Handling, MD_UNWIND_SUPPORT): Remove.
 338         * doc/tm.texi: Regenerate.
 339         * unwind-dw2.c: Include md-unwind-support.h instead of
 340         MD_UNWIND_SUPPORT.
 341         * config/ia64/unwind-ia64.c: Likewise.
 342         * config/xtensa/unwind-dw2-xtensa.c: Likewise.
 343
 344 2011-06-03  Jack Howarth <howarth@bromo.med.uc.edu>
 345
 346         * varpool.c (varpool_extra_name_alias): Return NULL, not false.
 347
 348 2011-06-03  Richard Henderson  <rth@redhat.com>
 349             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 350
 351         * config/i386/crtfastmath.c [!__x86_64__ && __sun__ && __svr4__]
 352         (sigill_hdlr): Correct insn, insn size.
 353         (set_fast_math) [!__x86_64__ && __sun__ && __svr4__]: Use movaps.
 354
 355 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 356
 357         * config.gcc (mips-sgi-irix6.5*): Set tmake_file to mips/t-irix6
 358         t-slibgcc-dummy.
 359         * config/mips/irix-crti.asm: Move to ../libgcc/config/mips/irix-crti.S.
 360         * config/mips/irix-crtn.asm: Move to ../libgcc/config/mips/irix-crtn.S.
 361         * config/mips/t-iris: Remove.
 362         * config/mips/t-irix6: New file.
 363         * config/mips/t-slibgcc-irix: Move to ../libgcc/config/mips.
 364
 365 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 366
 367         * Makefile.in (LIB2ADDEHDEP): Remove.
 368         * config/arm/t-bpabi (LIB2ADDEHDEP): Remove.
 369         * config/arm/t-symbian (LIB2ADDEHDEP): Remove.
 370         * config/picochip/t-picochip (LIB2ADDEHDEP): Remove.
 371         * config/t-darwin (LIB2ADDEHDEP): Remove.
 372         * config/t-freebsd (LIB2ADDEHDEP): Remove.
 373         * config/t-linux (LIB2ADDEHDEP): Remove.
 374
 375 2011-06-03  Diego Novillo  <dnovillo@google.com>
 376
 377         * lto-streamer-in.c (get_resolution): Move to lto/lto.c.
 378         (lto_register_var_decl_in_symtab): Likewise.
 379         (lto_register_function_decl_in_symtab): Likewise.
 380         (lto_read_tree): Move VAR_DECL and FUNCTION_DECL registration
 381         logic to uniquify_nodes.
 382
 383 2011-06-03  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 384
 385         * config/alpha/t-osf5: Remove.
 386         * config/alpha/t-osf-pthread: Remove.
 387         * config.gcc (alpha*-dec-osf5.1*): Set tmake_file to t-slibgcc-dummy.
 388         * mkmap-flat.awk: Handle osf_export for Tru64 UNIX linker -input file.
 389
 390 2011-06-03  Julian Brown  <julian@codesourcery.com>
 391
 392         * config/arm/arm-cores.def (strongarm, strongarm110, strongarm1100)
 393         (strongarm1110): Use strongarm tuning.
 394         * config/arm/arm-protos.h (tune_params): Add max_insns_skipped field.
 395         * config/arm/arm.c (arm_strongarm_tune): New.
 396         (arm_slowmul_tune, arm_fastmul_tune, arm_xscale_tune, arm_9e_tune)
 397         (arm_v6t2_tune, arm_cortex_tune, arm_cortex_a5_tune)
 398         (arm_cortex_a9_tune, arm_fa726te_tune): Add max_insns_skipped field
 399         setting, using previous defaults or 1 for Cortex-A5.
 400         (arm_option_override): Set max_insns_skipped from current tuning.
 401
 402 2011-06-03  Nathan Sidwell  <nathan@codesourcery.com>
 403
 404         * doc/install.texi (Options specification): Document --with-specs.
 405
 406 2011-06-02  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
 407
 408         * config/arm/neon.md (orndi3_neon): Actually split it.
 409
 410 2011-06-02  Alexandre Oliva  <aoliva@redhat.com>
 411
 412         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): Bump default to 10.
 413         * var-tracking.c (reverse_op): Limite recurse depth to 5.
 414
 415 2011-06-02  Alexandre Oliva  <aoliva@redhat.com>
 416
 417         PR debug/47590
 418         * target.def (delay_sched2, delay_vartrack): New.
 419         * doc/tm.texi.in: Update.
 420         * doc/tm.texi: Rebuild.
 421         * sched-rgn.c (gate_handle_sched2): Fail if delay_sched2.
 422         * var-tracking.c (gate_handle_var_tracking): Likewise.
 423         * config/bfin/bfin.c (bfin_flag_schedule_insns2): Drop.
 424         (bfin_flag_var_tracking): Drop.
 425         (output_file_start): Don't save and override flag_var_tracking.
 426         (bfin_option_override): Ditto flag_schedule_insns_after_reload.
 427         (bfin_reorg): Test original variables.
 428         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
 429         * config/ia64/ia64.c (ia64_flag_schedule_insns2): Drop.
 430         (ia64_flag_var_tracking): Drop.
 431         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
 432         (ia64_file_start): Don't save and override flag_var_tracking.
 433         (ia64_override_options_after_change): Ditto
 434         flag_schedule_insns_after_reload.
 435         (ia64_reorg): Test original variables.
 436         * config/picochip/picochip.c (picochip_flag_schedule_insns2): Drop.
 437         (picochip_flag_var_tracking): Drop.
 438         (TARGET_DELAY_SCHED2, TARGET_DELAY_VARTRACK): Define.
 439         (picochip_option_override): Don't save and override
 440         flag_schedule_insns_after_reload.
 441         (picochip_asm_file_start): Ditto flag_var_tracking.
 442         (picochip_reorg): Test original variables.
 443         * config/spu/spu.c (spu_flag_var_tracking): Drop.
 444         (TARGET_DELAY_VARTRACK): Define.
 445         (spu_var_tracking): New.
 446         (spu_machine_dependent_reorg): Call it.
 447         (asm_file_start): Don't save and override flag_var_tracking.
 448
 449 2011-06-02  Kaz Kojima  <kkojima@gcc.gnu.org>
 450
 451         PR target/49163
 452         * config/sh/predicates.md (general_movsrc_operand): Return 0
 453         for memory and memory subreg of which address is an invalid
 454         indexed address for QI and HImode.
 455         (general_movdst_operand): Likewise.
 456
 457 2011-06-02  Eric Botcazou  <ebotcazou@adacore.com>
 458
 459         * cse.c (cse_find_path): Refine change to exclude EDGE_ABNORMAL_CALL
 460         edges only, when there is a non-local label in the function.
 461         * postreload-gcse.c (bb_has_well_behaved_predecessors): Likewise.
 462
 463 2011-06-02  Uros Bizjak  <ubizjak@gmail.com>
 464
 465         * config/i386/constraints.md (Y3): New register constraint.
 466         * config/i386/sse.md (*vec_interleave_highv2df): Merge with
 467         *sse3_interleave_highv2df and *sse2_interleave_highv2df.
 468         (*vec_interleave_lowv2df): Merge with *sse3_interleave_lowv2df and
 469         *sse2_interleave_lowv2df.
 470
 471 2011-06-02  Julian Brown  <julian@codesourcery.com>
 472
 473         * config/arm/arm-cores.def (cortex-a5): Use cortex_a5 tuning.
 474         * config/arm/arm.c (arm_cortex_a5_branch_cost): New.
 475         (arm_cortex_a5_tune): New.
 476
 477 2011-06-02  Julian Brown  <julian@codesourcery.com>
 478
 479         * config/arm/arm-protos.h (tune_params): Add branch_cost hook.
 480         * config/arm/arm.c (arm_default_branch_cost): New.
 481         (arm_slowmul_tune, arm_fastmul_tune, arm_xscale_tune, arm_9e_tune)
 482         (arm_v6t2_tune, arm_cortex_tune, arm_cortex_a9_tune)
 483         (arm_fa726_tune): Set branch_cost field using
 484         arm_default_branch_cost.
 485         * config/arm/arm.h (BRANCH_COST): Use branch_cost hook from
 486         current_tune structure.
 487         * dojump.c (tm_p.h): Include file.
 488
 489 2011-06-02  Julian Brown  <julian@codesourcery.com>
 490
 491         * config/arm/arm-cores.def (arm1156t2-s, arm1156t2f-s): Use v6t2
 492         tuning.
 493         (cortex-a5, cortex-a8, cortex-a15, cortex-r4, cortex-r4f, cortex-m4)
 494         (cortex-m3, cortex-m1, cortex-m0): Use cortex tuning.
 495         * config/arm/arm-protos.h (tune_params): Add prefer_constant_pool
 496         field.
 497         * config/arm/arm.c (arm_slowmul_tune, arm_fastmul_tune)
 498         (arm_xscale_tune, arm_9e_tune, arm_cortex_a9_tune)
 499         (arm_fa726te_tune): Add prefer_constant_pool setting.
 500         (arm_v6t2_tune, arm_cortex_tune): New.
 501         * config/arm/arm.h (TARGET_USE_MOVT): Make dependent on
 502         prefer_constant_pool setting.
 503
 504 2011-06-02  Uros Bizjak  <ubizjak@gmail.com>
 505
 506         * config/i386/i386.c (standard_sse_constant_p) <case 1>: Simplify
 507         switch statement.
 508         * config/i386/i386.md (*movdf_internal_rex64) <case 8,9,10>: Ditto.
 509         (*movdf_internal) <case 6,7,8>: Ditto.
 510
 511         * config/i386/constraints.md (Y4): New register constraint.
 512         * config/i386/sse.md (vec_set<mode>_0): Merge with
 513         *vec_set<mode>_0_sse4_1 and *vec_set<mode>_0_sse2.
 514         (*vec_extractv2di_1): Merge from *vec_extractv2di_1_sse2 and
 515         *vec_extractv2di_1_sse.
 516         (*vec_concatv2di_rex64): Merge from *vec_concatv2di_rex64_sse4_1
 517         and *vec_concatv2di_rex64_sse.
 518
 519 2011-06-02  Stuart Henderson  <shenders@gcc.gnu.org>
 520
 521         PR target/48807
 522         * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Check return value
 523         of cgraph_local_info for null before attempting to use it.
 524
 525 2011-06-02  Eric Botcazou  <ebotcazou@adacore.com>
 526
 527         * function.h (struct stack_usage): Remove dynamic_alloc_count field.
 528         (current_function_dynamic_alloc_count): Delete.
 529         * builtins.c (expand_builtin_setjmp_setup): Do not set calls_setjmp.
 530         (expand_builtin_nonlocal_goto): Remove obsolete comment.
 531         (expand_builtin_update_setjmp_buf): Remove dead code.
 532         * cse.c (cse_find_path): Do not follow a single abnormal incoming edge.
 533         * explow.c (allocate_dynamic_stack_space): Remove SETJMP_VIA_SAVE_AREA
 534         support.
 535         * function.c (instantiate_virtual_regs): Likewise.
 536         * postreload-gcse.c (bb_has_well_behaved_predecessors): Return false
 537         for a block with a single abnormal incoming edge.
 538         * config/sparc/sparc.h (STACK_SAVEAREA_MODE): Define.
 539         (SETJMP_VIA_SAVE_AREA): Delete.
 540         * config/sparc/sparc-protos.h (load_got_register): Declare.
 541         * config/sparc/sparc.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
 542         (load_got_register): Make global.
 543         (sparc_frame_pointer_required): Add 'static'.
 544         (sparc_can_eliminate): Likewise.  Call sparc_frame_pointer_required.
 545         (sparc_builtin_setjmp_frame_value): New function.
 546         * config/sparc/sparc.md (UNSPECV_SETJMP): Remove.
 547         (save_stack_nonlocal): New expander.
 548         (restore_stack_nonlocal): Likewise.
 549         (nonlocal_goto): Remove modes, adjust predicates and reimplement.
 550         (nonlocal_goto_internal): New insn.
 551         (goto_handler_and_restore): Delete.
 552         (builtin_setjmp_setup): Likewise.
 553         (do_builtin_setjmp_setup): Likewise.
 554         (setjmp): Likewise.
 555         (builtin_setjmp_receiver): New expander.
 556
 557 2011-06-01  David Li  <davidxl@google.com>
 558
 559         PR middle-end/49261
 560         * tree-pretty-print.c (dump_function_header): Format cleanup.
 561
 562 2011-06-01  Kaz Kojima  <kkojima@gcc.gnu.org>
 563
 564         PR target/49238
 565         * config/sh/sh.c (expand_cbranchdi4): Use a scratch register if
 566         needed when original operands are used for msw_skip comparison.
 567
 568 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
 569
 570         PR debug/49250
 571         * var-tracking.c (add_uses, add_stores): Don't call
 572         cselib_subst_to_values on ENTRY_VALUE.
 573
 574 2011-06-01  Diego Novillo  <dnovillo@google.com>
 575
 576         * lto-streamer-out.c (lto_output_ts_decl_with_vis_tree_pointers): Call
 577         output_record_start with LTO_null instead of output_zero.
 578         (lto_output_ts_binfo_tree_pointers): Likewise.
 579         (lto_output_tree): Likewise.
 580         (output_eh_try_list): Likewise.
 581         (output_eh_region): Likewise.
 582         (output_eh_lp): Likewise.
 583         (output_eh_regions): Likewise.
 584         (output_bb): Likewise.
 585         (output_function): Likewise.
 586         (output_unreferenced_globals): Likewise.
 587         * lto-streamer.h (enum LTO_tags): Reserve MAX_TREE_CODES
 588         instead of NUM_TREE_CODES.
 589         (lto_tag_is_tree_code_p): Check max value against MAX_TREE_CODES.
 590         (lto_output_int_in_range): Change << to >> when shifting VAL.
 591
 592 2011-06-01  Diego Novillo  <dnovillo@google.com>
 593
 594         * lto-streamer-out.c (lto_output_ts_decl_non_common_tree_pointers):
 595         Remove assertion for DECL_SAVED_TREE in FUNCTION_DECL nodes.
 596
 597 2011-06-01  Richard Sandiford  <rdsandiford@googlemail.com>
 598
 599         PR target/45074
 600         * optabs.h (valid_multiword_target_p): Declare.
 601         * expmed.c (extract_bit_field_1): Check valid_multiword_target_p when
 602         doing multi-word operations.
 603         * optabs.c (expand_binop): Likewise.
 604         (expand_doubleword_bswap): Likewise.
 605         (expand_absneg_bit): Likewise.
 606         (expand_unop): Likewise.
 607         (expand_copysign_bit): Likewise.
 608         (multiword_target_p): New function.
 609
 610 2011-06-01  Richard Sandiford  <rdsandiford@googlemail.com>
 611
 612         PR rtl-optimization/48830
 613         PR rtl-optimization/48808
 614         PR rtl-optimization/48792
 615         * reload.c (push_reload): Check contains_reg_of_mode.
 616         * reload1.c (strip_paradoxical_subreg): New function.
 617         (gen_reload_chain_without_interm_reg_p): Use it to handle
 618         paradoxical subregs.
 619         (emit_output_reload_insns, gen_reload): Likewise.
 620
 621 2011-06-01  David Li  <davidxl@google.com>
 622
 623         * predict.c : Change pass name
 624         * ipa.c: Ditto.
 625         * dce.c: Ditto.
 626         * tree-profile.c: Ditto.
 627         * except.c: Ditto.
 628
 629 2011-06-01  David Li  <davidxl@google.com>
 630
 631         * tree-pretty-print.c (dump_function_header): New function.
 632         * final.c (rest_of_clean_state): Use header dumper.
 633         * tree-cfg.c (gimple_dump_cfg): Use header dumper.
 634         * passes.c (pass_init_dump_file): Use header dumper.
 635
 636 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
 637
 638         * dwarf2out.c (compare_loc_descriptor, scompare_loc_descriptor,
 639         ucompare_loc_descriptor, minmax_loc_descriptor, clz_loc_descriptor,
 640         popcount_loc_descriptor, bswap_loc_descriptor, rotate_loc_descriptor):
 641         New functions.
 642         (mem_loc_descriptor): Use them.
 643
 644         * var-tracking.c (create_entry_value): New function.
 645         (vt_add_function_parameter): Use it.
 646
 647 2011-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 648
 649         * config/i386/crtfastmath.c [!__x86_64__ && __sun__ && __svr4__]:
 650         Include <signal.h>, <ucontext.h>.
 651         (sigill_caught): Define.
 652         (sigill_hdlr): New function.
 653         (set_fast_math) [!__x86_64__ && __sun__ && __svr4__]: Check if SSE
 654         insns can be executed.
 655         * config/sol2.h (ENDFILE_SPEC): Use crtfastmath.o if -ffast-math etc.
 656         * config/sparc/sol2.h (ENDFILE_SPEC): Remove.
 657
 658 2011-06-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 659
 660         * config/t-slibgcc-darwin: Move to ...
 661         * config/t-slibgcc-dummy: ... this.  Clarify comments.
 662         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*,
 663         powerpc-*-darwin*, powerpc64-*-darwin*): Reflect this.
 664         (i[3456x]86-*-netware*): Add t-slibgcc-dummy to tmake_file.
 665         (i[34567]86-*-rtems*): Remove extra_parts.  Use i386/t-rtems.
 666         Remove i386/t-crtstuff from tmake_file.
 667         (i[34567]86-*-solaris2*): Remove t-svr4,
 668         t-slibgcc-elf-ver, t-slibgcc-sld from tmake_file, add
 669         t-slibgcc-dummy.
 670         (sparc-*-elf*, sparc64-*-elf*): Remove tmake_file, extra_parts.
 671         (sparc-*-rtems*, sparc64-*-rtems*): Remove sparc/t-crtin,
 672         sparc/t-crtfm from tmake_file.
 673         (sparc*-*-solaris2*): Remove sparc/t-sol2, sparc/t-crtfm,
 674         t-slibgcc-elf-ver, t-slibgcc-sld, add t-slibgcc-dummy.
 675         Remove extra_parts.
 676         * config/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define.
 677         * config/i386/t-nwld (SHLIB_LINK): Remove.
 678         * config/i386/t-rtems-i386: Rename to ...
 679         * config/i386/t-rtems: ... this.
 680         ($(T)crti.o, $(T)crtn.o): Remove.
 681         (FPBIT, DPBIT, LIB2FUNCS_EXTRA): Remove.
 682         (dp-bit.c, fp-bit.c, xp-bit.c): Remove.
 683         (EXTRA_MULTILIB_PARTS, LIBGCC, INSTALL_LIBGCC): Remove.
 684         * config/i386/t-sol2-10 (LIBGCC, INSTALL_LIBGCC,
 685         EXTRA_MULTILIB_PARTS): Remove.
 686         * config/sparc/t-sol2-64: Likewise.
 687         * config/sparc/t-sol2: Remove.
 688         * config/sparc/t-crtin: Remove.
 689         * config/sparc/gmon-sol2.c: Move to ../libgcc/config.
 690         * config/i386/gmon-sol2.c: Remove.
 691         * config/i386/sol2-c1.asm: Move to ../libgcc/config/i386/sol2-c1.S.
 692         * config/i386/sol2-ci.asm: Move to ../libgcc/config/i386/sol2-ci.S.
 693         * config/i386/sol2-cn.asm: Move to ../libgcc/config/i386/sol2-cn.S.
 694         * config/i386/sol2-gc1.asm: Remove.
 695         * config/sparc/sol2-c1.asm: Move to ../libgcc/config/sparc/sol2-c1.S.
 696         * config/sparc/sol2-ci.asm: Move to ../libgcc/config/sparc/sol2-ci.S.
 697         * config/sparc/sol2-cn.asm: Move to ../libgcc/config/sparc/sol2-cn.S.
 698         * config/t-slibgcc-sld: Remove.
 699
 700 2011-06-01  Jakub Jelinek  <jakub@redhat.com>
 701
 702         * dwarf2out.c (mem_loc_descriptor) <do_ucompare>: Call
 703         base_type_for_mode with op_mode instead of mode.
 704
 705 2011-06-01  Paul Brook  <paul@cpodesourcery.com>
 706
 707         * config/arm/arm-cores.def: Add cortex-r5.  Add DIV flags to
 708         Cortex-A15.
 709         * config/arm/arm-tune.md: Regenerate.
 710         * config/arm/arm-tables.opt: Regenerate.
 711         * config/arm/arm.c (FL_DIV): Rename...
 712         (FL_THUMB_DIV): ... to this.
 713         (FL_ARM_DIV): Define.
 714         (FL_FOR_ARCH7R, FL_FOR_ARCH7M): Use FL_THUMB_DIV.
 715         (arm_arch_hwdiv): Remove.
 716         (arm_arch_thumb_hwdiv, arm_arch_arm_hwdiv): New variables.
 717         (arm_issue_rate): Add cortexr5.
 718         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Set
 719         __ARM_ARCH_EXT_IDIV__.
 720         (TARGET_IDIV): Define.
 721         (arm_arch_hwdiv): Remove.
 722         (arm_arch_arm_hwdiv, arm_arch_thumb_hwdiv): New prototypes.
 723         * config/arm/arm.md (tune_cortexr4): Add cortexr5.
 724         (divsi3, udivsi3): New patterns.
 725         * config/arm/thumb2.md (divsi3, udivsi3): Remove.
 726         * doc/invoke.texi: Document ARM -mcpu=cortex-r5
 727
 728 2011-06-01  Martin Jambor  <mjambor@suse.cz>
 729
 730         * ipa-utils.c (ipa_dfs_info): New field scc_no.
 731         * ipa-utils.c (searchc): Set scc_no.
 732
 733 2011-06-01  Martin Jambor  <mjambor@suse.cz>
 734
 735         * ipa-utils.c (searchc_env): New field allow_overwritable.
 736         (searchc): do not ignore edges to overwritable nodes if indicated
 737         by env->allow_overwritable.
 738         (ipa_reduced_postorder): Set env.allow_overwritable.
 739
 740 2011-06-01  Richard Guenther  <rguenther@suse.de>
 741
 742         * tree.c (free_lang_data): Do not reset boolean_type_node nor
 743         char_type_node.
 744         * lto-streamer.c (lto_record_common_node): Take node pointer,
 745         do not register types.
 746         (lto_preload_common_nodes): Explicitly skip preloading nodes
 747         that differ between frontends.
 748
 749 2011-05-31  Pat Haugen  <pthaugen@us.ibm.com>
 750
 751         * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Remove vr0..vr2 from
 752         NON_FLOAT_REGS.
 753
 754 2011-05-31  Pat Haugen  <pthaugen@us.ibm.com>
 755
 756         * config/rs6000/rs6000.c (rs6000_register_move_cost): Preserve from
 757         parameter value for dump. Dump cost on outermost call only.
 758         (rs6000_memory_move_cost): Dump cost on outermost call only.
 759
 760 2011-05-31  Jakub Jelinek  <jakub@redhat.com>
 761
 762         * dwarf2out.c (resolve_addr_in_expr): Optimize away redundant
 763         DW_OP_GNU_convert ops.
 764
 765         * cselib.c (promote_debug_loc): Allow l->next non-NULL for
 766         cselib_preserve_constants.
 767         (cselib_lookup_1): If cselib_preserve_constants,
 768         a new VALUE is being created for REG and there is a VALUE for the
 769         same register in wider mode, add another loc with lowpart SUBREG of
 770         the wider VALUE.
 771         (cselib_subst_to_values): Handle ENTRY_VALUE.
 772         * var-tracking.c  (replace_expr_with_values): Return NULL for
 773         ENTRY_VALUE too.
 774         * dwarf2out.c (convert_descriptor_to_signed): New function.
 775         (mem_loc_descriptor) <case ZERO_EXTEND>: Optimize using DW_OP_and
 776         instead of two shifts.
 777         (mem_loc_descriptor) <do_shift>: ZERO_EXTEND second argument to
 778         the right mode if needed.
 779         (mem_loc_descriptor) <case MOD>: For typed ops just use DW_OP_mod.
 780         (mem_loc_descriptor) <case UNSIGNED_FIX>: Use
 781         convert_descriptor_to_signed.
 782         (mem_loc_descriptor) <case UDIV, CLZ, CTZ, FFS, POPCOUNT, PARITY,
 783         BSWAP, ROTATE, ROTATERT>: Handle these rtls.
 784
 785         PR target/48688
 786         * config/i386/i386.md (*lea_general_4): New define_insn_and_split.
 787
 788 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
 789
 790         * config/i386/i386.md: Use SWI248x instead of X87MODEI, SWI24 instead
 791         of X87MODEI12 and SWI48x instead of SSEMODEI24.
 792         (SWI248x): New mode iterator, rename from X87MODEI.
 793         (X87MODEI): Remove mode iterator.
 794         (X87MODEI12): Ditto.
 795         (SSEMODEI24): Ditto.
 796
 797 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
 798
 799         * params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): New.
 800         * doc/invoke.texi: Document max-vartrack-expr-depth.
 801         * var-tracking.c (EXPR_DEPTH): New.
 802         (reverse_op, vt_expand_loc, vt_expand_loc_dummy): Use it.
 803
 804 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
 805
 806         * config/i386/i386.c (ix86_rtx_costs): Drop NEG from sub for FMA.
 807         * config/i386/sse.md: Add n to negated FMA pattern names.
 808
 809 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
 810
 811         * gcc.c (driver_handle_option): Fix disabling of -fcompare-debug.
 812
 813 2011-05-31  Alexandre Oliva  <aoliva@redhat.com>
 814
 815         * gengtype-state.c (read_state_params_structs): Initialize previous.
 816
 817 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
 818
 819         * config/i386/i386.md (*pushxf_nointeger): Merge alternatives 1 and 2.
 820         (FP push_operand splitters): Merge {TF,XF,DF}mode splitters.
 821
 822 2011-05-31  Uros Bizjak  <ubizjak@gmail.com>
 823
 824         * config/i386/i386.md (*movtf_internal): Avoid allocating general
 825         registers.  Penalize F*r->o alternative to prevent partial memory
 826         stalls.  Slightly penalize *roF->*r alternative.  Generate SSE
 827         CONST_DOUBLE immediates when optimizing function for size.  Do not move
 828         CONST_DOUBLEs directly to memory for !TARGET_MEMORY_MISMATCH_STALL.
 829         (*movxf_internal): Slightly penalize Yx*roF->Yx*r alternative.
 830         (*movdf_internal): Slightly penalize Yd*roF->Yd*r alternative.
 831         (*movdf_internal_rex64): Slightly penalize rm->r, F->m and r->m
 832         alternatives.
 833         (*movsf_internal): Slightly penalize rmF->r and Fr->m alternatives.
 834
 835         (fp_register_operand splitters): Use fp_register_operand
 836         constraint.  Do not use FP_REG_P in insn condition.
 837         (any_fp_register_operand splitters): Use any_fp_register_operand
 838         constraint.  Do not use ANY_FP_REG_P in insn condition.
 839
 840 2011-05-31  Jan Hubicka  <jh@suse.cz>
 841
 842         * cgraph.h (cgraph_inline_failed_t): Give enum a name
 843         * lto-cgraph.c (LDPR_NUM_KNOWN): New macro.
 844         (LTO_cgraph_tags): Add LTO_cgraph_last_tag.
 845         (lto_output_edge): Use output_enum and var_len_unsigned.
 846         (lto_output_varpool_node): Likewise.
 847         (input_overwrite_node): Do not take resolution parameter;
 848         extract it from a bitpack.
 849         (input_node): Do not read resolution; use input_enum and
 850         var_len_unsigned.
 851         (input_varpool_node): Likewise.
 852         (input_edge): Likewise.
 853         (input_cgraph_1): Likewise.
 854
 855 2011-05-31  Richard Guenther  <rguenther@suse.de>
 856
 857         * gimple.c (gimple_register_canonical_type): Do not register
 858         any types via gimple_register_type.
 859
 860 2011-05-31  Jan Hubicka  <jh@suse.cz>
 861
 862         * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Merge alias decl
 863         of thunks.
 864
 865 2011-05-31  Jakub Jelinek  <jakub@redhat.com>
 866
 867         PR rtl-optimization/49235
 868         * tree-ssa-address.c (gen_addr_rtx): Ignore base if it is const0_rtx.
 869         (create_mem_ref_raw): Create MEM_REF even if base is INTEGER_CST.
 870
 871 2011-05-31  Ira Rosen  <ira.rosen@linaro.org>
 872
 873         PR tree-optimization/49093
 874         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail for volatile
 875         data references.
 876
 877 2011-05-31  Dodji Seketeli  <dodji@redhat.com>
 878
 879         PR debug/49047
 880         * dwarf2out.c (gen_subprogram_die): Emit linkage name attribute
 881         for concrete functions containing the code of cloned functions.
 882
 883 2011-05-31  Richard Guenther  <rguenther@suse.de>
 884
 885         * tree-ssa-forwprop.c (forward_propagate_into_comparison): Rename
 886         to ...
 887         (forward_propagate_into_comparison_1): ... this.
 888         (forward_propagate_comparison): Rename to ...
 889         (forward_propagate_into_comparison): ... this.  Split out
 890         real forward propagation code to ...
 891         (forward_propagate_comparison): ... this.
 892         (forward_propagate_into_gimple_cond): Remove looping.
 893         (forward_propagate_into_cond): Likewise.
 894         (simplify_not_neg_expr): Return whether we have done something.
 895         (simplify_gimple_switch): Likewise.
 896         (tree_ssa_forward_propagate_single_use_vars): Rename to ...
 897         (ssa_forward_propagate_and_combine): ... this.  Re-structure
 898         to do a forward forward-propagation walk on BBs and a backward
 899         stmt combining walk on BBs.  Consistently re-scan changed statements.
 900         (pass_forwprop): Adjust.
 901
 902 2011-05-30  Ian Lance Taylor  <iant@google.com>
 903
 904         * godump.c (go_format_type): Correct length of name added to
 905         obstack for anonymous field.
 906
 907 2011-05-30  Kaz Kojima  <kkojima@gcc.gnu.org>
 908
 909         PR target/49186
 910         * config/sh/sh.c (expand_cbranchdi4): Set msw_skip when the high
 911         part of the second operand is 0.
 912
 913 2011-05-30  Uros Bizjak  <ubizjak@gmail.com>
 914
 915         * config/i386/i386.md (*movxf_internal): Penalize FYx*r->o alternative
 916         to prevent partial memory stalls.  Do not move CONST_DOUBLEs directly
 917         to memory for !TARGET_MEMORY_MISMATCH_STALL.
 918         (*movdf_internal_rex64): Do not penalize F->r alternative.
 919         (*movdf_internal): Penalize FYd*r->o alternative to prevent partial
 920         memory stalls.  Generate SSE and x87 CONST_DOUBLE immediates only
 921         when optimizing function for size.  Do not move CONST_DOUBLEs
 922         directly to memory for !TARGET_MEMORY_MISMATCH_STALL.
 923         (FP move splitters): Merge {TF,XF,DF}mode splitters.  Do not handle
 924         SUBREGs.  Do not check for MEM_P operands in the insn condition,
 925         check for ANY_FP_REGNO_P instead.
 926         * config/i386/constraints.md (Yd): Enable GENERAL_REGS for
 927         TARGET_64BIT and for TARGET_INTEGER_DFMODE_MOVES when optimizing
 928         function for speed.
 929         * config/i386/i386.c (ix86_option_override_internal): Do not
 930         set TARGET_INTEGER_DFMODE_MOVES here.
 931
 932 2011-05-30  H.J. Lu  <hongjiu.lu@intel.com>
 933
 934         PR target/49168
 935         * config/i386/i386.md (*movtf_internal): Handle misaligned load/store.
 936
 937 2011-05-30  Jakub Jelinek  <jakub@redhat.com>
 938
 939         * dwarf2out.c (modified_type_die, gen_reference_type_die): Use
 940         DW_TAG_rvalue_reference_type even for
 941         -gdwarf-4 -fno-debug-types-section.
 942
 943 2011-05-30  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 944
 945         PR tree-optimization/46728
 946         * tree-ssa-math-opts.c (build_and_insert_call): Reorder parms.
 947         (build_and_insert_binop): New.
 948         (gimple_expand_builtin_pow): Reorder args for
 949         build_and_insert_call; use build_and_insert_binop; add more
 950         optimizations for fractional exponents.
 951
 952 2011-05-30  Nathan Froyd  <froydnj@gcc.gnu.org>
 953
 954         PR bootstrap/49190
 955
 956         Revert:
 957         2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
 958
 959         * tree.h (struct tree_identifier): Inherit from tree_typed, not
 960         tree_common.
 961         (HT_IDENT_TO_GCC_IDENT): Adjust for said change.
 962         * tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
 963         TS_BASE instead of TS_COMMON.
 964         * varasm.c (assemble_name): Remove assert.
 965
 966 2011-05-30  Richard Sandiford  <rdsandiford@googlemail.com>
 967
 968         * config.gcc: Keep obselete list sorted.
 969
 970 2011-05-30  Jakub Jelinek  <jakub@redhat.com>
 971             Eric Botcazou  <ebotcazou@adacore.com>
 972
 973         * var-tracking.c (vt_add_function_parameter): Remap incoming MEMs with
 974         crtl->args.internal_arg_pointer based address to arg_pointer_rtx if
 975         there is a DRAP register and arg_pointer_rtx is the CFA pointer.
 976         (vt_init_cfa_base): Don't equate cfa_base_rtx if stack was realigned.
 977         (vt_initialize): Initialize cfa_base_rtx if there is a DRAP register.
 978
 979 2011-05-30  Richard Guenther  <rguenther@suse.de>
 980
 981         * gimple.c (gimple_types_compatible_p_1): Compare record
 982         and union type members properly.
 983
 984 2011-05-30  Richard Guenther  <rguenther@suse.de>
 985
 986         PR tree-optimization/49210
 987         * ipa-split.c (split_function): Care for the case where the call
 988         result is not trivially convertible to the result holding variable.
 989
 990 2011-05-30  Richard Guenther  <rguenther@suse.de>
 991
 992         PR tree-optimization/49218
 993         * tree-vrp.c (adjust_range_with_scev): Properly check whether
 994         overflow occured.
 995
 996 2011-05-30  Richard Guenther  <rguenther@suse.de>
 997
 998         * tree-ssa-forwprop.c (forward_propagate_into_comparison):
 999         New function split out from ...
1000         (forward_propagate_into_gimple_cond): ... here.  Adjust.
1001         (forward_propagate_into_cond): Likewise.
1002         (forward_propagate_comparison): Also propagate into
1003         comparisons on assignment RHS.  Change return value to
1004         behave similar to forward_propagate_into_cond.
1005         (tree_ssa_forward_propagate_single_use_vars): Handle
1006         strict-overflow warnings properly for forward_propagate_comparison.
1007
1008 2011-05-30  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1009
1010         * configure.ac (gcc_cv_lto_plugin): Determine lto plugin support
1011         from plugin linker.
1012         * configure: Regenerate.
1013
1014 2011-05-30  Ira Rosen  <ira.rosen@linaro.org>
1015
1016         PR tree-optimization/49199
1017         * tree-vect-loop.c (vect_is_slp_reduction): Check that the
1018         non-reduction operands are either defined in the loop or by induction.
1019
1020 2011-05-29  Xinliang David Li  <davidxl@google.com>
1021
1022         * opts-global.c (handle_common_deferred_options): Handle new options.
1023         * passes.c (register_one_dump_file): Call register_pass_name.
1024         (execute_one_pass): Check explicit enable/disable flag.
1025         (passr_hash): New function.
1026         (passr_eq): Ditto.
1027         (register_pass_name): Ditto.
1028         (get_pass_by_name): Ditto.
1029         (pass_hash): Ditto.
1030         (pass_eq): Ditto.
1031         (enable_pass): Ditto.
1032         (disable_pass): Ditto.
1033         (is_pass_explicitly_enabled_or_disabled): Ditto.
1034
1035 2011-05-29  Uros Bizjak  <ubizjak@gmail.com>
1036
1037         * config/i386/i386.md (*movoi_internal_avx): Use
1038         standard_sse_constant_opcode for alternative 0.
1039         (*movti_internal_sse): Ditto.
1040         (*movti_internal_rex64): Use standard_sse_constant_opcode for
1041         alternative 2.
1042         (*movdi_internal_rex64): Use standard_sse_constant_opcode for
1043         sselog1 type moves.
1044         (*movsi_internal): Ditto.
1045         (*movdi_internal): Ditto.  Add ssecvt type moves.
1046
1047 2011-05-29  Eric Botcazou  <ebotcazou@adacore.com>
1048
1049         PR target/48830
1050         * rtlanal.c (simplify_subreg_regno): Adjust comment.
1051
1052 2011-05-29  Jakub Jelinek  <jakub@redhat.com>
1053
1054         PR rtl-optimization/49095
1055         * config/i386/predicates.md (plusminuslogic_operator): New predicate.
1056         * config/i386/i386.md: Add peepholes for mem {+,-,&,|,^}= x; mem != 0.
1057
1058 2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>
1059
1060         PR target/43995
1061         * config/mips/mips.c (mips_pic_call_symbol_from_set): Add a
1062         recurse_p argument.  Only follow register copies if it is set,
1063         and prevent mips_find_pic_call_symbol from recursing.
1064         (mips_find_pic_call_symbol): Add a recurse_p argument.
1065         Pass it to mips_pic_call_symbol_from_set.
1066         (mips_annotate_pic_calls): Update accordingly.
1067
1068 2011-05-29  Richard Sandiford  <rdsandiford@googlemail.com>
1069
1070         * emit-rtl.c (try_split): Use a loop to search for
1071         NOTE_INSN_CALL_ARG_LOCATIONs.
1072
1073 2011-05-29  Richard Guenther  <rguenther@suse.de>
1074
1075         PR tree-optimization/49217
1076         * ipa-pure-const.c (propagate_pure_const): Fix typos.
1077
1078 2011-05-28  Jan Hubicka  <jh@suse.cz>
1079
1080         * lto-streamer-out.c (hash_string_slot_node): Hash string based on its
1081         length.
1082         (string_slot_free): Remove
1083         (create_output_block): Initialize obstack.
1084         (destroy_output_block): Free obstack.
1085         (lto_string_index): Add PERSISTENT parameter; do not duplicate
1086         the string unless it needs to be added into the hash.
1087         (lto_output_string_with_length): Add persistent attribute;
1088         handle NULL strings.
1089         (lto_output_string): Add PERSISTENT parameter.
1090         (output_string_cst, output_identifier): Simplify.
1091         (lto_output_location_bitpack): Update.
1092         (lto_output_builtin_tree): Update.
1093         * lto-streamer.h (struct output_block): Add obstack.
1094         (lto_output_string, lto_output_string_with_length): Remove
1095         declarations; functions are static now.
1096
1097 2011-05-28  Jan Hubicka  <jh@suse.cz>
1098
1099         * lto-streamer-out.c (pack_ts_fixed_cst_value_fields,
1100         pack_ts_decl_common_value_fields, pack_ts_decl_with_vis_value_fields,
1101         pack_ts_function_decl_value_fields, lto_output_builtin_tree,
1102         output_cfg, output_gimple_stmt): Use enum and variable length i/o.
1103         * lto-streamer-in.c (input_cfg, input_gimple_stmt,
1104         unpack_ts_fixed_cst_value_fields, unpack_ts_decl_common_value_fields,
1105         unpack_ts_decl_with_vis_value_fields,
1106         unpack_ts_type_common_value_fields, unpack_ts_block_value_fields,
1107         lto_get_builtin_tree): Use enum and variable length i/o.
1108         * basic-block.h (profile_status_d): Add PROFILE_LAST.
1109         * lto-streamer.h (bp_pack_int_in_range, bp_unpack_int_in_range):
1110         New functions.
1111         (bp_pack_enum, bp_unpack_enum): New macros.
1112
1113 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
1114
1115         * genrecog.c: Remove redundant forward declarations.
1116
1117 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
1118
1119         * config.gcc: Deprecate mips*-*-openbsd*.
1120
1121 2011-05-28  Richard Sandiford  <rdsandiford@googlemail.com>
1122
1123         PR bootstrap/49195
1124         * genrecog.c (add_to_sequence): Use XEXP rather than XVECEXP
1125         for match_op_dup.
1126
1127 2011-05-27  Andrew Pinski  <pinskia@gmail.com>
1128
1129         PR middle-end/48981
1130         * gengtype.c (vec_prefix_type): New function.
1131         (note_def_vec): Use vec_prefix_type and change the length
1132         attribute to be based on the prefix.
1133         * vec.c: Include coretypes.h before vec.h.
1134         (struct vec_prefix): Remove.
1135         (vec_gc_p_reserve): Change the offsetof to sizeof.
1136         (vec_gc_p_reserve_exact): Likewise.
1137         (vec_heap_p_reserve): Likewise.
1138         (vec_heap_p_reserve_exact): Likewise.
1139         (vec_stack_o_reserve_1): Copy from +1 instead of from vec.
1140         (vec_stack_p_reserve): Change the offsetof to sizeof.
1141         (vec_stack_p_reserve_exact): Likewise.
1142         * vec.h (struct vec_prefix): New struct definition.
1143         (VEC_T(T,B)): Use vec_prefix instead of having num/alloc fields.
1144         (VEC_T_GTY(T,B)): Likewise.
1145         (DEF_VEC_FUNC_P(T)): Use prefix field.
1146         (DEF_VEC_NONALLOC_FUNCS_O(T,A)): Likewise.
1147         (DEF_VEC_NONALLOC_FUNCS_I(T,A)): Likewise.
1148
1149 2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1150
1151         PR tree-optimization/46728
1152         * tree-ssa-math-opts.c (powi_as_mults_1): Add gimple_set_location.
1153         (powi_as_mults): Add gimple_set_location.
1154         (build_and_insert_call): New.
1155         (gimple_expand_builtin_pow): Add handling for pow(x,y) when y is
1156         0.5, 0.25, 0.75, 1./3., or 1./6.
1157
1158 2011-05-27  Alexander Monakov  <amonakov@ispras.ru>
1159
1160         * doc/contrib.texi: Update copyright years.
1161         (Contributors): Add Zdenek Sojka.
1162
1163 2011-05-27  Nathan Froyd  <froydnj@codesourcery.com>
1164
1165         * c-decl.c (c_push_function_context): Copy the current statement
1166         list stack.
1167         (add_stmt): Check building_stmt_list_p and push_stmt if necessary.
1168         (finish_struct): Call building_stmt_list_p instead of checking
1169         cur_stmt_list.
1170         * c-parser.c (c_parser_postfix_expression): Likewise.
1171         * c-typeck.c (c_end_compound_stmt): Likewise.
1172         * print-tree.c (print_node) [STATEMENT_LIST]: Don't print TREE_CHAIN.
1173         * tree-iterator.c (stmt_list_cache): Change to a VEC.
1174         (alloc_stmt_list): Adjust for stmt_list_cache's new type.
1175         (free_stmt_list): Likewise.
1176         * tree.h (struct tree_statement_list): Include typed_tree instead
1177         of tree_common.
1178         * tree.c (initialize_tree_contains_struct): Mark TS_STATEMENT_LIST
1179         as TS_TYPED instead of TS_COMMON.
1180
1181 2011-05-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1182             Uros Bizjak  <ubizjak@gmail.com>
1183
1184         * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check for @tlsgdplt
1185         (HAVE_AS_IX86_TLSGDPTL): Define.
1186         (gcc_cv_as_ix86_tlsldmplt): Check for @tlsldmplt.
1187         (HAVE_AS_IX86_TLSLDMPLT): Define.
1188         * configure: Regenerate.
1189         * config.in: Regenerate.
1190         * config/i386/i386.c (ix86_print_operand): Handle code 'p'.
1191         * config/i386/i386.md (*tls_global_dynamic_32_gnu): If
1192         TARGET_SUN_TLS, use @tlsgdplt or @plt.
1193         (*tls_global_dynamic_64): Use @plt if TARGET_SUN_TLS.
1194         (*tls_local_dynamic_base_32_gnu): If TARGET_SUN_TLS, use
1195         @tlsldmplt or @plt.
1196         (*tls_local_dynamic_base_64): Use @plt if TARGET_SUN_TLS.
1197
1198 2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>
1199
1200         * sched-int.h (struct _haifa_deps_insn_data): New members cond
1201         and reverse_cond.
1202         (INSN_COND, INSN_REVERSE_COND): New macros.
1203         * sched-deps.c (deps_analyze_insn): Call sched_get_condition_with_rev
1204         once.
1205         (sched_get_condition_with_rev): Cache the results, and look them up
1206         if possible.
1207         (sched_analyze_insn): Destroy INSN_COND of previous insns if they
1208         are clobbered by the current insn.
1209         * target.def (exposed_pipline): New sched data hook.
1210         * doc/tm.texi.in: TARGET_SCHED_EXPOSED_PIPELINE: Add hook.
1211         * doc/tm.texi: Regenerate.
1212
1213 2011-05-27  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1214
1215         PR tree-optimization/49170
1216         * tree-ssa-math-opts.c (execute_cse_sincos):  Add checks for
1217         sincos or cexp.
1218
1219 2011-05-27  Richard Guenther  <rguenther@suse.de>
1220
1221         PR middle-end/49189
1222         * fold-const.c (fold_unary_loc): Do not re-fold folding conversions
1223         of comparisons.
1224
1225 2011-05-27  Bernd Schmidt  <bernds@codesourcery.com>
1226
1227         * haifa-sched.c (sched_scan_info): Remove.
1228         (schedule_block): Call sched_extend_luids rather than sched_init_luids
1229         with NULL args.
1230         (extend_bb, init_bb, extend_insn, init_insn, init_insns_in_bb):
1231         Remove functions.
1232         (sched_scan): Remove.
1233         (sched_extend_luids): Renamed from luids_extend_insn and no longer
1234         static.  All callers changed.
1235         (sched_init_insn_luid): Renamed from luids_init_insn and no longer
1236         static.  All callers changed.
1237         (sched_init_luids): Remove all arguments except the first.  All
1238         callers changed.  Don't use sched_scan.
1239         (haifa_init_h_i_d): Likewise.
1240         (haifa_init_insn): Call sched_extend_luids and sched_init_insn_luid
1241         manually rather than using sched_init_luids.  Likewise with
1242         extend_h_i_d, init_h_i_d and haifa_init_h_i_d.
1243         * sel-sched.c (sel_region_target_finish): Call sched_extend_luids
1244         rather than sched_init_luids with NULL args.
1245         * sel-sched-ir.c (new_insns): Remove variable.
1246         (sched_scan): New static function, previously in haifa-sched.c.  Remove
1247         all arguments but the first two; all callers changed.
1248         (sel_init_new_insn): Call sched_extend_luids and sched_init_insn_luid
1249         rather than sched_init_luids.
1250         (sel_init_bbs): Remove second argument.  All callers changed.
1251         (sel_add_bb): Call sched_extend_luids rather than sched_init_luids
1252         with NULL arguments.
1253         (create_insn_rtx_from_pattern): Likewise.
1254         * sel-sched-ir.h (sel_init_bbs): Adjust declaration.
1255         * sched-int.h (sched_init_luids, haifa_init_h_i_d): Likewise.
1256         (sched_init_insn_luid, sched_extend_luids): Declare.
1257         (sched_scan_info_def, sched_scan_info, sched_scan): Remove
1258         declarations.
1259
1260 2011-05-27  Richard Guenther  <rguenther@suse.de>
1261
1262         PR middle-end/49177
1263         * fold-const.c (fold_unary_loc): Fold (T)(A CMP B) to
1264         A CMP B ? (T) true : (T) false for non-integral types T again.
1265
1266 2011-05-27  Jan Hubicka  <jh@suse.cz>
1267
1268         * lto-streamer-out.c (lto_string_index): break out from...; offset by 1
1269         so 0 means NULL string.
1270         (lto_output_string_with_length): ... here.
1271         (lto_output_string, output_string_cst, output_identifier): Update
1272         handling of NULL strings.
1273         (lto_output_location_bitpack): New function.
1274         (lto_output_location): Use it.
1275         (lto_output_tree_ref): Use output_record_start.
1276         (pack_ts_type_common_value_fields): Pack aliagn & alias set in var
1277         len values.
1278         * lto-streamer-in.c (string_for_index): Break out from ...; offset
1279         values by 1.
1280         (input_string_internal): ... here;
1281         (input_string_cst, input_identifier, lto_input_string): Update handling
1282         of NULL strings.
1283         (lto_input_location_bitpack): New function
1284         (lto_input_location): Use it.
1285         (unpack_ts_type_common_value_fields): Pack align & alias in var len
1286         values.
1287         * lto-streamer.h (bp_pack_val_len_unsigned, bp_pack_val_len_int,
1288         bp_unpack_val_len_unsigned, bp_unpack_val_len_int): Declare.
1289         (bp_pack_value): Sanity check the value range.
1290         * lto-section-in.c (bp_unpack_val_len_unsigned, bp_unpack_val_len_int):
1291         New functions.
1292         * lto-section-out.h (bp_pack_val_len_unsigned, bp_pack_val_len_int):
1293         New functions.
1294
1295 2011-05-27  Hariharan Sandanagobalane  <hariharan@picochip.com>
1296
1297         * config/picochip/picochip.c (reorder_var_tracking_notes): Drop
1298         call_arg_location instructions down the floor.
1299
1300 2011-05-26  Vladimir Makarov  <vmakarov@redhat.com>
1301
1302         PR rtl-optimization/49154
1303         * ira.c (setup_pressure_classes): Process class without sublcasses
1304         as a candidate for pressure classes.
1305
1306 2011-05-26  Richard Sandiford  <rdsandiford@googlemail.com>
1307
1308         PR rtl-optimization/48575
1309         * genrecog.c (position_type): New enum.
1310         (position): New structure.
1311         (decision): Use position structure instead of a string.
1312         (root_pos, peep2_insn_pos_list): New variables.
1313         (next_position, compare_positions): New functions.
1314         (new_decision): Use position structures instead of strings.
1315         (maybe_both_true): Likewise.
1316         (change_state): Likewise.
1317         (write_tree): Likewise.
1318         (make_insn_sequence): Likewise.
1319
1320 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
1321
1322         * tree.c (initialize_tree_contains_struct): Mark TS_BLOCK as
1323         TS_BASE instead of TS_COMMON.
1324         (find_decls_types_r): Check for TS_TYPED structure before looking at
1325         TREE_TYPE.
1326         * tree.h (struct tree_block): Inherit from tree_base, not tree_common.
1327         Add chain field.
1328         (BLOCK_CHAIN): Use new chain field.
1329
1330 2011-05-26  Pat Haugen  <pthaugen@us.ibm.com>
1331
1332         * config/rs6000/rs6000.c (rs6000_register_move_cost): Make LR/CTR
1333         moves expensive on Power7 also.
1334
1335 2011-05-26  Richard Guenther  <rguenther@suse.de>
1336
1337         * fold-const.c (fold_unary_loc): Remove bogus code.
1338
1339 2011-05-26  Nathan Froyd  <froydnj@codesourcery.com>
1340
1341         * tree.h (struct tree_identifier): Inherit from tree_typed, not
1342         tree_common.
1343         (HT_IDENT_TO_GCC_IDENT): Adjust for said change.
1344         * tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
1345         TS_BASE instead of TS_COMMON.
1346         * varasm.c (assemble_name): Remove assert.
1347
1348 2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>
1349
1350         * Makefile.in (srcdirify): Change order so that libgcc_objdir is
1351         substituted first.
1352         * libgcc-std.ver: Delete file.
1353
1354 2011-05-26  Richard Guenther  <rguenther@suse.de>
1355
1356         PR tree-optimization/48702
1357         * tree-ssa-address.c (create_mem_ref_raw): Create MEM_REFs
1358         only when we know the base address is within bounds.
1359         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Do not
1360         assume the base address of TARGET_MEM_REFs is in bounds.
1361
1362 2011-05-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1363
1364         PR target/49099
1365         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Wrap
1366         declaration in TARGET_SOLARIS.
1367
1368 2011-05-26  Hariharan Sandanagobalane  <hariharan@picochip.com>
1369
1370         * config/picochip/picochip.md (cbranchhi4): No :CC for match_operator.
1371         The instruction is then expanded explicitly.
1372         (supported_compare): Callable instruction.
1373         (compare): Likewise.
1374
1375 2011-05-26  Jakub Jelinek  <jakub@redhat.com>
1376
1377         PR c++/49165
1378         * gimplify.c (shortcut_cond_r): Don't special case
1379         COND_EXPRs if they have void type on one of their arms.
1380
1381 2011-05-26  Bernd Schmidt  <bernds@codesourcery.com>
1382
1383         * haifa-sched.c (schedule-block): Reorder the inner scheduling loop
1384         to reduce duplication, and to achieve a slightly more logical order
1385         of operations.
1386
1387 2011-05-26  Jakub Jelinek  <jakub@redhat.com>
1388
1389         PR tree-optimization/49161
1390         * tree-vrp.c (struct case_info): New type.
1391         (compare_case_labels): Sort case_info structs instead of
1392         trees, and not primarily by CASE_LABEL uids but by
1393         label_for_block indexes.
1394         (find_switch_asserts): Put case labels into struct case_info
1395         array instead of TREE_VEC, adjust sorting, compare label_for_block
1396         values instead of CASE_LABELs.
1397
1398 2011-05-26  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
1399
1400         * config/arm/neon.md ("orn<mode>3_neon"): Canonicalize not.
1401         ("orndi3_neon"): Likewise.
1402         ("bic<mode>3_neon"): Likewise.
1403
1404 2011-05-26  Ira Rosen  <ira.rosen@linaro.org>
1405
1406         PR tree-optimization/49038
1407         * tree-vect-loop-manip.c (vect_generate_tmps_on_preheader):
1408         Ensure at least one epilogue iteration if required by data
1409         accesses with gaps.
1410         * tree-vectorizer.h (struct _loop_vec_info): Add new field
1411         to mark loops that require peeling for gaps.
1412         * tree-vect-loop.c (new_loop_vec_info): Initialize new field.
1413         (vect_get_known_peeling_cost): Take peeling for gaps into
1414         account.
1415         (vect_transform_loop): Generate epilogue if required by data
1416         access with gaps.
1417         * tree-vect-data-refs.c (vect_analyze_group_access): Mark the
1418         loop as requiring an epilogue if there are gaps in the end of
1419         the strided group.
1420
1421 2011-05-25  Ian Lance Taylor  <iant@google.com>
1422
1423         * godump.c (go_format_type): Output the first field with a usable
1424         Go type, if any.
1425
1426 2011-05-25  Ian Lance Taylor  <iant@google.com>
1427
1428         * godump.c (go_format_type): Check for invalid type names, pointer
1429         target types, and struct field types.
1430
1431 2011-05-25  Jason Merrill  <jason@redhat.com>
1432
1433         * print-tree.c (print_node): Only look at TREE_TYPE if TS_TYPED.
1434
1435 2011-05-25  Uros Bizjak  <ubizjak@gmail.com>
1436
1437         * config/i386/sse.md (*<sse>_maskcmp<mode>3_comm): New pattern.
1438
1439 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
1440
1441         * config/i386/i386.md (*movqi_extv_1)): Put back
1442         "register_operand" check in "type" calculation.
1443         (*movqi_extzv_2): Likewise.
1444
1445 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
1446
1447         * doc/extend.texi (X86 Built-in Functions): Update pause intrinsic.
1448
1449 2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>
1450
1451         PR bootstrap/49160
1452         * libgcc2.h (__powisf2, __powidf2, __powitf2, __powixf2,
1453         __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3,
1454         __divxc3, __divtc3): Wrap definitions in #ifndef.
1455
1456 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
1457
1458         PR target/49142
1459         * config/i386/i386.md (*movqi_extv_1_rex64): Remove
1460         "register_operand" check and replace q_regs_operand with
1461         QIreg_operand in "type" calculation.
1462         (*movqi_extv_1): Likewise.
1463         (*movqi_extzv_2_rex64): Likewise.
1464         (*movqi_extzv_2): Likewise.
1465
1466         * config/i386/predicates.md (QIreg_operand): New.
1467
1468 2011-05-25  Richard Guenther  <rguenther@suse.de>
1469
1470         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Fix
1471         type-based offset disambiguation, streamline MEM_REF and
1472         TARGET_MEM_REF handling.
1473
1474 2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
1475
1476         * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_PAUSE.
1477         (bdesc_special_args): Add pause intrinsic.
1478
1479         * config/i386/i386.md (UNSPEC_PAUSE): New.
1480         (pause): Likewise.
1481         (*pause): Likewise.
1482         * config/i386/ia32intrin.h (__pause): Likewise.
1483
1484         * doc/extend.texi (X86 Built-in Functions): Add documentation for
1485         pause intrinsic.
1486
1487 2011-05-25  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1488
1489         PR tree-optimization/46728
1490         * tree-ssa-math-opts.c (gimple_expand_builtin_pow): New.
1491         (execute_cse_sincos): Add switch case for BUILT_IN_POW.
1492
1493 2011-05-25  Nathan Froyd  <froydnj@codesourcery.com>
1494
1495         * tree.h (struct tree_exp): Inherit from struct tree_typed.
1496         * tree.c (initialize_tree_contains_struct): Mark TS_EXP as TS_TYPED
1497         instead of TS_COMMON.
1498
1499 2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>
1500
1501         * libgcc2.h (__NW, __NDW): Define using a __gnu_ prefix if
1502         LIBGCC2_GNU_PREFIX is defined.
1503         (__N): New macro.
1504         (__powisf2, __powidf2, __powitf2, __powixf2, __bswapsi2, __bswapdi2,
1505         __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3, __divxc3,
1506         __divtc3, __udiv_w_sdiv, __clear_cache, __enable_execute_stack,
1507         __clz_tab): Define using __N.
1508         (__absvsi2, __negvsi2, __addvsi3, __subvsi3, __mulvsi3): Likewise if
1509         COMPAT_SIMODE_TRAPPING_ARITHMETIC.
1510         * target.def (libfunc_gnu_prefix): New hook.
1511         * doc/tm.texi.in (LIBGCC2_GNU_PREFIX): Document.
1512         (TARGET_LIBFUNC_GNU_PREFIX): Add hook.
1513         * doc/tm.texi: Regenerate.
1514         * system.h (LIBGCC2_GNU_PREFIX): Poison.
1515         * optabs.c (gen_libfunc): Take the libfunc_gnu_prefix hook into
1516         account.
1517         (gen_interclass_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
1518         (init_optabs): Likewise for the bswap libfuncs.
1519         * tree.c (build_common_builtin_nodes): Likewise for complex multiply
1520         and divide.
1521         * config/t-slibgcc-elf-ver (SHLIB_MAPFILES): Use $$(libgcc_objdir).
1522         * config/t-slibgcc-sld (SHLIB_MAPFILES): Likewise.
1523         * libgcc-std.ver: Remove.
1524         * Makefile.in (srcdirify): Handle $$(libgcc_objdir).
1525         * config/frv/t-linux (SHLIB_MAPFILES): Use $$(libgcc_objdir) for
1526         libgcc-std.ver.
1527         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
1528         * config/mips/t-slibgcc-irix (SHLIB_MAPFILES): Likewise.
1529         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Likewise.
1530         * config/rs6000/t-aix52 (SHLIB_MAPFILES): Likewise.
1531         * config/sparc/t-linux (SHLIB_MAPFILES): Likewise.
1532         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
1533         * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
1534         * config/fixed-bit.h (FIXED_OP): Define differently depending on
1535         LIBGCC2_GNU_PREFIX. All uses changed not to pass leading underscores.
1536         (FIXED_CONVERT_OP, FIXED_CONVERT_OP2): Likewise.
1537
1538 2011-05-25  Jan Hubicka  <jh@suse.cz>
1539
1540         * lto-streamer-out.c (output_record_start): Use lto_output_enum
1541         (lto_output_tree): Use output_record_start.
1542         * lto-streamer-in.c (input_record_start): Use lto_input_enum
1543         (lto_get_pickled_tree): Use input_record_start.
1544         * lto-section-in.c (lto_section_overrun): Turn into fatal error.
1545         (lto_value_range_error): New function.
1546         * lto-streamer.h (lto_value_range_error): Declare.
1547         (lto_output_int_in_range, lto_input_int_in_range): New functions.
1548         (lto_output_enum, lto_input_enum): New macros.
1549
1550 2011-05-25  Eric Botcazou  <ebotcazou@adacore.com>
1551
1552         * common.opt (flag_stack_usage_info): New variable.
1553         (-Wstack-usage): New option.
1554         * doc/invoke.texi (Warning options): Document -Wstack-usage.
1555         * opts.c (common_handle_option) <OPT_Wstack_usage_>: New case.
1556         <OPT_fstack_usage>: Likewise.
1557         * toplev.c (output_stack_usage): Handle -Wstack-usage.
1558         * calls.c (expand_call): Test flag_stack_usage_info variable instead
1559         of flag_stack_usage.
1560         (emit_library_call_value_1): Likewise.
1561         * explow.c (allocate_dynamic_stack_space): Likewise.
1562         * function.c (instantiate_virtual_regs ): Likewise.
1563         (prepare_function_start): Likewise.
1564         (rest_of_handle_thread_prologue_and_epilogue): Likewise.
1565         * config/alpha/alpha.c (alpha_expand_prologue): Likewise.
1566         * config/arm/arm.c (arm_expand_prologue): Likewise.
1567         (thumb1_expand_prologue): Likewise.
1568         * config/avr/avr.c (expand_prologue): Likewise.
1569         * config/i386/i386.c (ix86_expand_prologue): Likewise.
1570         * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
1571         * config/m68k/m68k.c (m68k_expand_prologue): Likewise.
1572         * config/mips/mips.c (mips_expand_prologue): Likewise.
1573         * config/pa/pa.c (hppa_expand_prologue): Likewise.
1574         * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
1575         * config/s390/s390.c (s390_emit_prologue): Likewise.
1576         * config/sh/sh.c (sh_expand_prologue): Likewise.
1577         * config/sparc/sparc.c (sparc_expand_prologue): Likewise.
1578         * config/spu/spu.c (spu_expand_prologue): Likewise.
1579
1580 2011-05-25  Richard Guenther  <rguenther@suse.de>
1581
1582         * gimple.c (iterative_hash_canonical_type): Skip non-FIELD_DECLs.
1583         (gimple_canonical_types_compatible_p): Likewise.
1584
1585 2011-05-25  Jan Hubicka  <jh@suse.cz>
1586
1587         PR middle-end/49062
1588         * ipa.c (function_and_variable_visibility): Only add to same
1589         comdat group list if DECL_ONE_ONLY.
1590
1591 2011-05-25  Andrey Belevantsev  <abel@ispras.ru>
1592
1593         PR rtl-optimization/49014
1594         * config/i386/athlon.md (athlon_ssecomi): Change type to ssecomi.
1595
1596 2011-05-25  Jakub Jelinek  <jakub@redhat.com>
1597
1598         PR target/49128
1599         * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
1600
1601 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
1602
1603         PR rtl-optimization/48757
1604         * ira-build.c (loop_with_eh_edge_p): Rename to
1605         loop_with_complex_edge_p, check edges on complexity, make function
1606         conditional.
1607         (mark_loops_for_removal): Make call of loop_with_complex_edge_p
1608         conditional.
1609
1610 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
1611
1612         * config/sparc/sparc.c (sparc_option_override): If not set by the user,
1613         force flag_ira_share_save_slots to 0.
1614
1615 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
1616
1617         * var-tracking.c (compute_cfa_pointer): Adjust head comment.
1618         (vt_initialize): Set PROLOGUE_BB unconditionally.
1619         Add block comment about CFA_BASE_RTX machinery.
1620         Reset FP_CFA_OFFSET to -1 on all invalid paths.
1621         Call vt_init_cfa_base only if FP_CFA_OFFSET isn't equal to -1.
1622
1623 2011-05-24  Nicola Pero  <nicola.pero@meta-innovation.com>
1624
1625         PR objc/48187
1626         * c-parser.c (c_parser_objc_class_instance_variables): More robust
1627         parsing of syntax error in ObjC instance variable lists.  In
1628         particular, avoid an infinite loop if there is a stray ']'.
1629         Updated error message.
1630
1631 2011-05-24  Ian Lance Taylor  <iant@google.com>
1632
1633         * godump.c (go_define): Don't accept a string immediately after
1634         another operand.
1635
1636 2011-05-24  Ian Lance Taylor  <iant@google.com>
1637
1638         * godump.c (struct godump_container): Add invalid_hash field.
1639         (go_format_type): Return false if type is found in invalid_hash.
1640         (go_output_typedef): Add invalid type to invalid_hash.
1641         (go_finish): Create and delete invalid_hash.
1642
1643 2011-05-24  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1644
1645         PR tree-optimization/46728
1646         * tree-ssa-math-opts.c (powi_table): New.
1647         (powi_lookup_cost): New.
1648         (powi_cost): New.
1649         (powi_as_mults_1): New.
1650         (powi_as_mults): New.
1651         (gimple_expand_builtin_powi): New.
1652         (execute_cse_sincos): Add switch case for BUILT_IN_POWI.
1653         (gate_cse_sincos): Remove sincos/cexp restriction.
1654
1655 2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1656
1657         PR target/3746
1658         * config.gcc (alpha*-dec-osf5.1*): Only build mips-tfile,
1659         mips-tdump native.
1660         * mips-tfile.c: Remove CROSS_DIRECTORY_STRUCTURE handling.
1661         * mips-tdump.c: Likewise.
1662
1663 2011-05-24  H.J. Lu  <hongjiu.lu@intel.com>
1664
1665         PR target/49128
1666         * config/i386/driver-i386.c (host_detect_local_cpu): Always
1667         add -mno-XXX.  Handle FMA.
1668
1669 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
1670
1671         PR rtl-optimization/48633
1672         * ira-build.c (loop_with_eh_edge_p): New function.
1673         (mark_loops_for_removal): Use it.
1674
1675 2011-05-24  Vladimir Makarov  <vmakarov@redhat.com>
1676
1677         PR rtl-optimization/48971
1678         * ira.c (setup_pressure_classes): Don't check register move cost
1679         for classes with one registers.  Don't add pressure class if there
1680         is a pressure class with the same available hard registers.
1681         Check contains_reg_of_mode.  Fix a typo in collecting
1682         temp_hard_regset.  Ignore hard registers not belonging to a class.
1683
1684 2011-05-24  Uros Bizjak  <ubizjak@gmail.com>
1685
1686         PR target/49133
1687         * config/i386/sse.md (sse2_loadhpd): Remove shufpd alternative.
1688
1689 2011-05-24  Eric Botcazou  <ebotcazou@adacore.com>
1690             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1691
1692         PR gcov-profile/48845
1693         * config/sol2.h (LIB_SPEC): Link TLS support for tree profiling.
1694
1695 2011-05-24  Richard Guenther  <rguenther@suse.de>
1696
1697         * gimple.c (compare_type_names_p): Remove for_completion_p arg.
1698         (gimple_compatible_complete_and_incomplete_subtype_p): Remove.
1699         (gimple_types_compatible_p_1): Adjust.
1700         (iterative_hash_canonical_type): Do not bother about complete vs.
1701         incomplete types.
1702         (gimple_canonical_types_compatible_p): Likewise.
1703
1704 2011-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1705
1706         * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Remove.
1707
1708 2011-05-24  Richard Guenther  <rguenther@suse.de>
1709
1710         PR bootstrap/49078
1711         * gimple.c (gimple_register_canonical_type): Revert
1712         previous change.
1713         * alias.c (get_alias_set): Only assert that TYPE_CANONICAL
1714         does not for a tree for the case where it matters.  Cache
1715         pointer-type alias-sets.
1716
1717 2011-05-24  Joseph Myers  <joseph@codesourcery.com>
1718
1719         * Makefile.in (GCC_OBJS): Remove opts-common.o and options.o.
1720         (OBJS): Remove options.o, opts-common.o and prefix.o.
1721         (OBJS-libcommon-target): New.
1722         (ALL_HOST_BACKEND_OBJS): Include $(OBJS-libcommon-target).
1723         (BACKEND): Include libcommon-target.a.
1724         (MOSTLYCLEANFILES): Include libcommon-target.a.
1725         (libcommon-target.a): New.
1726         (xgcc$(exeext), cpp$(exeext)): Use libcommon-target.a instead of
1727         prefix.o.
1728
1729 2011-05-23  Joseph Myers  <joseph@codesourcery.com>
1730
1731         * optc-save-gen.awk: New.  Based on optc-gen.awk.  Don't generate
1732         parts of output shared with the driver.
1733         * optc-gen.awk: Don't generate parts of output not shared with the
1734         driver.
1735         * opth-gen.awk: Remove GCC_DRIVER conditionals.
1736         * doc/options.texi (SourcerInclude): Mention options-save.c.
1737         * Makefile.in (GCC_OBJS): Use options.o instead of gcc-options.o.
1738         (OBJS): Add options-save.o.
1739         (options-save.c, options-save.o): New.
1740         (options.o): Update dependencies.
1741         (gcc-options.o): Remove.
1742         (mostlyclean): Remove options-save.c.
1743
1744 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
1745
1746         PR debug/49032
1747         * dbxout.c: Include cgraph.h.
1748         (dbxout_expand_expr): If a VAR_DECL is TREE_STATIC, not written
1749         and without value expr, return NULL if no varpool node exists for
1750         it or if it is not needed.
1751         * Makefile.in (dbxout.o): Depend on $(CGRAPH_H).
1752
1753         PR c/49120
1754         * c-decl.c (start_decl): Convert expr to void_type_node.
1755
1756 2011-05-23  Richard Sandiford  <rdsandiford@googlemail.com>
1757
1758         PR rtl-optimization/48826
1759         * emit-rtl.c (try_split): When splitting a call that is followed
1760         by a NOTE_INSN_CALL_ARG_LOCATION, move the note after the new call.
1761
1762 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
1763
1764         * cfgexpand.c (expand_debug_expr): For unused non-addressable
1765         parameters passed in memory prefer using DECL_INCOMING_RTL over
1766         the pseudos it will be copied into.
1767
1768 2011-05-23  H.J. Lu  <hongjiu.lu@intel.com>
1769
1770         PR target/47315
1771         * config/i386/i386.c (ix86_option_override_internal): Save the
1772         initial options after checking vzeroupper.
1773
1774 2011-05-23  David Li  <davidxl@google.com>
1775
1776         PR tree-optimization/48988
1777         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds):
1778         Initialize has_valid_pred for each pred chain.
1779
1780 2011-05-23  Richard Guenther  <rguenther@suse.de>
1781
1782         * gimple.c (gimple_types_compatible_p_1): Always compare type names.
1783         (iterative_hash_gimple_type): Always hash type names.
1784
1785 2011-05-23  Nathan Froyd  <froydnj@codesourcery.com>
1786
1787         * c-typeck.c (build_function_call_vec): Tweak call to
1788         check_function_arguments.
1789
1790 2011-05-23  Richard Guenther  <rguenther@suse.de>
1791
1792         PR tree-optimization/49115
1793         * tree-ssa-alias.c (stmt_kills_ref_p_1): If the assignment
1794         is not necessarily carried out, do not claim it kills the ref.
1795         * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Likewise.
1796
1797 2011-05-23  Richard Guenther  <rguenther@suse.de>
1798
1799         PR middle-end/15419
1800         * builtins.c (fold_builtin_memory_op): Be less restrictive about
1801         what pointer types we accept for folding.
1802
1803 2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1804
1805         * gthr-gnat.c: Remove.
1806         * gthr-gnat.h: Remove.
1807         * Makefile.in (LIB2ADDEH): Remove $(srcdir)/gthr-gnat.c.
1808         * config/t-freebsd (LIB2ADDEH): Likewise.
1809         * config/t-linux (LIB2ADDEH): Likewise.
1810         * config/t-sol2 (LIB2ADDEH): Likewise.
1811         * config/ia64/t-vms (LIB2ADDEH): Likewise.
1812         * configure.ac (target_thread_file): Remove gnat handling.
1813         * configure: Regenerate.
1814         * doc/install.texi (Configuration, --enable-threads): Remove gnat.
1815
1816 2011-05-23  Tristan Gingold  <gingold@adacore.com>
1817             Eric Botcazou  <ebotcazou@adacore.com>
1818
1819         * gcov.c (create_file_names): If no object directory is specified,
1820         keep the directory of the file.
1821
1822 2011-05-23  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1823
1824         * configure.ac (enable_threads): Remove irix; add lynx, tpf; sort list.
1825         * configure: Regenerate.
1826
1827 2011-05-23  Jakub Jelinek  <jakub@redhat.com>
1828
1829         PR middle-end/48973
1830         * expr.c (expand_expr_real_2) <case LT_EXPR>: If do_store_flag
1831         failed and the comparison has a single bit signed type, use
1832         constm1_rtx instead of const1_rtx for true value.
1833         (do_store_flag): If ops->type is single bit signed type, disable
1834         signel bit test optimization and pass -1 instead of 1 as last
1835         parameter to emit_store_flag_force.
1836
1837 2011-05-23  Tom de Vries  <tom@codesourcery.com>
1838
1839         PR target/45098
1840         * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith): New
1841         function.
1842         (infer_loop_bounds_from_undefined): Use new function.
1843
1844 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
1845
1846         * config/mips/mips.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Delete.
1847         (ASM_SPEC): Add a -O* option here.  Pass -O0 for -noasmopt,
1848         -O1 for -fno-delayed-branch, -O2 if optimization is enabled,
1849         and -O0 otherwise.
1850         (EXTRA_SPECS): Remove subtarget_asm_optimizing_spec.
1851
1852 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
1853
1854         * cfgcleanup.c (try_forward_edges): Do not update BB_FORWARDER_BLOCK.
1855         (try_optimize_cfg): Update BB_FORWARDER_BLOCK if try_forward_edges
1856         returns true.
1857
1858 2011-05-22  Richard Sandiford  <rdsandiford@googlemail.com>
1859
1860         * config/mips/mips.c (mips_default_arch): Honor MIPS_ISA_DEFAULT.
1861
1862 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
1863
1864         * config/sparc/sparc.c (sparc_delegitimize_address): Handle
1865         UNSPEC_MOVE_PIC pattern.
1866
1867 2011-05-22  Eric Botcazou  <ebotcazou@adacore.com>
1868
1869         * config.gcc (sparc-*-elf*): Add sparc/t-crtin.
1870         (sparc-*-rtems*): Likewise.
1871         (sparc64-*-elf*): Likewise.
1872         (sparc64-*-rtems*): Likewise.
1873         (sparc*-*-solaris2*): Likewise.  Remove crti.o crtn.o extra parts.
1874         * config/sparc/t-crtin: New file.
1875         * config/sparc/t-sol2 (crti.o): Delete rule.
1876         (crtn.o): Likewise.
1877         * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Delete.
1878         * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Likewise.
1879         * config/sparc/sp64-elf.h (STARTFILE_SPEC): Tidy and add crti.o.
1880         (ENDFILE_SPEC): Add crtn.o.
1881
1882 2011-05-22  Tom de Vries  <tom@codesourcery.com>
1883
1884         PR middle-end/48689
1885         * fold-const.c (fold_checksum_tree): Guard TREE_CHAIN use with
1886         CODE_CONTAINS_STRUCT (TS_COMMON).
1887
1888 2011-05-22  Jakub Jelinek  <jakub@redhat.com>
1889
1890         PR middle-end/49029
1891         * expmed.c (extract_fixed_bit_field): Test whether target can be used
1892         only after deciding which mode to use.
1893
1894 2011-05-22  Tom de Vries  <tom@codesourcery.com>
1895
1896         PR target/45098
1897         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Fix const test
1898         for call to get_shiftadd_cost.
1899
1900 2011-05-22  Uros Bizjak  <ubizjak@gmail.com>
1901
1902         PR target/49104
1903         * config/i386/cpuid.h (bit_MMXEXT): New define.
1904
1905 2011-05-22  Nick Clifton  <nickc@redhat.com>
1906
1907         * config/stormy16/stormy16.c (xstormy16_init_builtins): prevent
1908         initialisation of non-existant args[2] element.  Use args[] array
1909         not arg[] array to pass arguments to build_function_type_list.
1910
1911 2011-05-22  Ira Rosen  <ira.rosen@linaro.org>
1912
1913         PR tree-optimization/49087
1914         * tree-vect-loop.c (vect_is_slp_reduction): Fail if LHS has no uses.
1915
1916 2011-05-21  Jason Merrill  <jason@redhat.com>
1917
1918         PR c++/49092
1919         * dwarf2out.c (tree_add_const_value_attribute_for_decl): Check for
1920         static storage duration.
1921
1922 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
1923
1924         * config/sparc/sparc.md (setjmp): Handle PIC mode and use the hard
1925         frame pointer.
1926
1927 2011-05-21  Eric Botcazou  <ebotcazou@adacore.com>
1928
1929         * config/sparc/sparc.c (eligible_for_return_delay): Do not return
1930         false if there are call-saved registers here...
1931         (sparc_can_use_return_insn_p): ...but here instead.
1932         (save_or_restore_regs): Fix thinko.
1933         (sparc_expand_prologue): Use current_function_is_leaf.
1934         (sparc_frame_pointer_required): Likewise.
1935
1936 2011-05-21  Nick Clifton  <nickc@redhat.com>
1937
1938         PR target/49098
1939         * config/rx/rx.c (rx_memory_move_cost): Note unused parameters.
1940
1941 2011-05-21  Nicola Pero  <nicola.pero@meta-innovation.com>
1942
1943         * gengtype.c (walk_type): Implemented "atomic" GTY option.
1944         * doc/gty.texi (GTY Options): Document "atomic" GTY option.
1945
1946 2011-05-21  Joseph Myers  <joseph@codesourcery.com>
1947
1948         * opt-read.awk: New.  Split out of optc-gen.awk and opth-gen.awk.
1949         * optc-gen.awk: Move common code to opt-read.awk.
1950         * opth-gen.awk: Likewise.
1951         * Makefile.in (options.c, s-options-h): Update to use opt-read.awk.
1952
1953 2011-05-20  Nathan Froyd  <froydnj@codesourcery.com>
1954
1955         * godump.c (go_format_type): Don't use TYPE_ARG_TYPES.
1956
1957 2011-05-20  Tom de Vries  <tom@codesourcery.com>
1958
1959         PR target/45098
1960         * tree-ssa-loop-ivopts.c: Include expmed.h.
1961         (get_shiftadd_cost): New function.
1962         (force_expr_to_var_cost): Declare forward.  Use get_shiftadd_cost.
1963
1964 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
1965
1966         PR bootstrap/49086
1967         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL
1968         for PHI args that are SSA_NAME_IS_DEFAULT_DEF.
1969
1970 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
1971
1972         * Makefile.in: Update comment referring to $(OBJS-common).
1973
1974 2011-05-20  Ian Lance Taylor  <iant@google.com>
1975
1976         * godump.c (go_output_typedef): Put enum constants in the macro
1977         hash table to avoid duplicate Go const definitions.
1978
1979 2011-05-20  Joseph Myers  <joseph@codesourcery.com>
1980
1981         * Makefile.in (LIBDEPS): Add libcommon.a.
1982         (LIBS): Likewise.
1983         (GCC_OBJS): Remove diagnostic.o, pretty-print.o and input.o.
1984         (OBJS-common): Remove diagnostic.o, input.o, intl.o,
1985         pretty-print.o and version.o.
1986         (OBJS-libcommon): New.
1987         (ALL_HOST_BACKEND_OBJS): Add $(OBJS-libcommon).
1988         (BACKEND): Add libcommon.a.
1989         (MOSTLYCLEANFILES): Likewise.
1990         (libcommon.a): New.
1991         (xgcc$(exeext)): Don't explicitly use version.o and intl.o.
1992         (cpp$(exeext)): Likewise.
1993         (COLLECT2_OBJS): Remove intl.o, version.o, diagnostic.o,
1994         pretty-print.o and input.o.
1995         (lto-wrapper$(exeext)): Don't explicitly use intl.o.
1996         (lto-wrapper.o): Depend on $(DIAGNOSTIC_H).
1997         (errors.o): Remove.
1998         (mips-tfile): Don't explicitly use version.o.
1999         (mips-tdump): Likewise.
2000         (gcov.o): Depend on $(DIAGNOSTIC_H).
2001         (gcov-dump.o): Depend on intl.h and $(DIAGNOSTIC_H).
2002         (GCOV_OBJS): Remove intl.o, version.o and errors.o.
2003         (GCOV_DUMP_OBJS): Remove version.o and errors.o.
2004         * gcov-dump.c: Include intl.h and diagnostic.h.
2005         (main): Initialize diagnostics.
2006         * gcov.c: Include diagnostic.h.
2007         (fnotice): Remove.
2008         (main): Initialize diagnostics.
2009         * lto-wrapper.c: Include diagnostic.h.
2010         (main): Initialize diagnostics.
2011
2012 2011-05-20  Michael Matz  <matz@suse.de>
2013
2014         * Makefile.in (OBJS-common, OBJS-md, OBJS-archive): Merge into OBJS.
2015
2016 2011-05-20  Michael Matz  <matz@suse.de>
2017             Richard Guenther  <rguenther@suse.de>
2018
2019         * lto-streamer.c (lto_record_common_node): Don't track seen nodes,
2020         use lto_streamer_cache_append directly instead of returning a VEC.
2021         (preload_common_node): Remove.
2022         (lto_get_common_nodes): Rename to lto_preload_common_nodes, don't
2023         track seen nodes.
2024         (lto_streamer_cache_create): Call lto_preload_common_nodes.
2025
2026 2011-05-20  Richard Guenther  <rguenther@suse.de>
2027
2028         PR tree-optimization/49079
2029         * tree-dfa.c (get_ref_base_and_extent): Handle view-converting
2030         MEM_REFs correctly for the trailing array access detection.
2031         Special case constants the same way as decls for overall size
2032         constraining.
2033
2034 2011-05-20  Uros Bizjak  <ubizjak@gmail.com>
2035
2036         * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Fix macro
2037         argument expansion.
2038
2039 2011-05-20  Jakub Jelinek  <jakub@redhat.com>
2040
2041         PR tree-optimization/49073
2042         * gimple-fold.c (and_comparisons_1, or_comparisons_1): Return NULL if
2043         PHI argument is SSA_NAME, whose def_stmt is dominated by the PHI.
2044         * tree-ssa-ifcombine.c (tree_ssa_ifcombine): Calculate dominators.
2045
2046 2011-05-20  Richard Guenther  <rguenther@suse.de>
2047
2048         PR middle-end/48849
2049         * gimple.c (gimple_register_canonical_type): Compute TYPE_CANONICAL
2050         of pointer types the same way the middle-end does.
2051
2052 2011-05-20  Richard Guenther  <rguenther@suse.de>
2053
2054         * gimple.c (gimple_register_type_1): Do not fiddle with main-variant
2055         or pointer-to chains.  Delay all fixup to uniquify_nodes.
2056
2057 2011-05-19  Quentin Neill  <quentin.neill@amd.com>
2058
2059         * config/i386/sse.md (fma4_fmsubadd): Use <ssemodesuffix>.
2060         (fma4_fmaddsub): Likewise
2061
2062 2011-05-19  Jan Hubicka  <jh@suse.cz>
2063
2064         * gimple.c (gtc_visited, gtc_ob, type_pair_hash, type_pair_eq): Remove.
2065         (GIMPLE_TYPE_PAIR_SIZE): New macro.
2066         (type_pair_cache): New static var.
2067         (lookup_type_pair): Use fixed sized custom hash; make inline.
2068         (gtc_visit, gimple_types_compatible_p, gimple_register_type_1): Update
2069         calls of lookup_type_pair.
2070         (print_gimple_types_stats): Remove cache stats.
2071         (free_gimple_type_tables): Free type_pair_cache instead of gtc_visited
2072         and gtc_ob.
2073
2074 2011-05-19  Uros Bizjak  <ubizjak@gmail.com>
2075
2076         * config/i386/i386.c (option_override_internal): Enable TARGET_CMOVE
2077         when TARGET_RDRND is active.
2078         (ix86_expand_builtin) <case IX86_BUILTIN_RDRAND{16,32,64}_STEP>:
2079         Generate dummy SImode target register when target is NULL.
2080
2081 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
2082
2083         * config/arm/arm-fpus.def: New.
2084         * config/arm/genopt.sh: Generate Enum and EnumValue entries from
2085         arm-fpus.def.
2086         * config/arm/arm-tables.opt: Regenerate.
2087         * config/arm/arm.c (all_fpus): Move contents to arm-fpus.def.
2088         (arm_option_override): Don't decode FPU name to string here.
2089         * config/arm/arm.opt (mfpu=): Use Enum.
2090         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt, arm.o):
2091         Update dependencies.
2092
2093 2011-05-19  Joseph Myers  <joseph@codesourcery.com>
2094
2095         * collect2.c: Include diagnostic.h.
2096         (fatal_perror, fatal, error, fancy_abort): Remove.
2097         (main): Set progname.  Call xmalloc_set_program_name and
2098         diagnostic_initialize.
2099         (maybe_run_lto_and_relink, main, collect_execute, scan_prog_file,
2100         scan_libraries, resolve_lib_name): Call fatal_error instead of
2101         fatal and fatal_perror.
2102         * collect2.h (error, fatal, fatal_perror): Don't declare.
2103         * tlink.c: Include diagnostic-core.h.
2104         (recompile_files): Call fatal_error instead of fatal_perror.
2105         * Makefile.in (COLLECT2_OBJS): Include diagnostic.o,
2106         pretty-print.o and input.o.
2107         (collect2.o, tlink.o): Update dependencies.
2108
2109 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2110
2111         * config/i386/i386.md (tls_initial_exec_64_sun): Add semicolon.
2112
2113 2011-05-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2114
2115         PR target/40483
2116         * configure.ac (gcc_cv_as_comdat_group_group): Check for Sun as
2117         COMDAT group syntax, both SPARC and x86 variants.
2118         (HAVE_COMDAT_GROUP): Also define if gcc_cv_as_comdat_group_group.
2119         * configure: Regenerate.
2120         * config/sol2.h (TARGET_SOLARIS): Define.
2121         (PUSHSECTION_FORMAT): Remove.
2122         (SECTION_NAME_FORMAT): Define.
2123         * config/sol2.c: Include hashtab.h.
2124         (solaris_output_init_fini): Replace PUSHSECTION_FORMAT by its
2125         expansion, using SECTION_NAME_FORMAT.
2126         (solaris_comdat_htab): New variable.
2127         (struct comdat_entry): Define.
2128         (comdat_hash): New function.
2129         (comdat_eq): New function.
2130         (solaris_elf_asm_comdat_section): New function.
2131         (solaris_define_comdat_signature): New function.
2132         (solaris_code_end): New function.
2133         * config/sol2-protos.h (solaris_elf_asm_comdat_section): Declare.
2134         (solaris_code_end): Declare.
2135         * config/t-sol2 (sol2.o): Add $HASHTAB_H dependency.
2136         * config/i386/i386.c (ix86_code_end) [TARGET_SOLARIS]: Call
2137         solaris_code_end.
2138         (i386_solaris_elf_named_section): Wrap in TARGET_SOLARIS.
2139         Remove ATTRIBUTE_UNUSED.
2140         [!USE_GAS]: Call solaris_elf_asm_comdat_section for
2141         SECTION_LINKONCE sections if HAVE_COMDAT_GROUP.
2142         * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Likewise.
2143         * config/i386/sol2-10.h (TARGET_ASM_NAMED_SECTION): Moved ...
2144         * config/i386/sol2.h (TARGET_ASM_NAMED_SECTION): ... here.
2145         * config/sparc/sol2.h (TARGET_ASM_CODE_END): Redefine.
2146         (PUSHSECTION_FORMAT): Remove.
2147         (SECTION_NAME_FORMAT): Redefine.
2148
2149 2011-05-19  Kai Tietz  <ktietz@redhat.com>
2150
2151         * tree-cfg.c (verify_gimple_assign_binary): Barf on
2152         TRUTH_AND_EXPR, TRUTH_OR_EXPR, and TRUTH_XOR_EXPR.
2153         (gimplify_expr): Move TRUTH_AND|OR|XOR_EXPR to its binary form.
2154
2155 2011-05-19  Anatoly Sokolov  <aesok@post.ru>
2156             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2157
2158         * config/t-sol2 (sol2.o): Add $(TARGET_H) dependency.
2159
2160 2011-05-19  Richard Guenther  <rguenther@suse.de>
2161
2162         PR middle-end/48985
2163         * tree-object-size.c (addr_object_size): If the pointed-to
2164         variable is a decl use DECL_SIZE_UNIT instead of TYPE_SIZE_UNIT.
2165
2166 2011-05-19  Richard Guenther  <rguenther@suse.de>
2167
2168         * gimple.c (gimple_types_compatible_p_1): Compare names of
2169         the types themselves.
2170         (iterative_hash_gimple_type): And hash them that way.
2171         (gimple_register_type_1): If we register a main variant properly
2172         initialize the leader to ourselves.
2173
2174 2011-05-19  Tom de Vries  <tom@codesourcery.com>
2175
2176         PR target/45098
2177         * tree-ssa-loop-ivopts.c (get_expr_id): Factored new function out of
2178         get_loop_invariant_expr_id.
2179         (get_loop_invariant_expr_id): Use get_expr_id.
2180         (parm_decl_cost): New function.
2181         (determine_use_iv_cost_condition): Use get_expr_id and parm_decl_cost.
2182         Improve bound cost estimation.  Use different inv_expr_id for elim and
2183         express cases.
2184
2185 2011-05-19  Tom de Vries  <tom@codesourcery.com>
2186
2187         PR target/45098
2188         * tree-ssa-loop-ivopts.c (determine_iv_cost): Prevent
2189         cost_base.cost == 0.
2190
2191 2011-05-18  H.J. Lu  <hongjiu.lu@intel.com>
2192
2193         PR target/49002
2194         * config/i386/sse.md
2195         (avx_<ssemodesuffix><avxsizesuffix>_<ssemodesuffix>): Properly handle
2196         load cast.
2197
2198 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
2199
2200         PR tree-optimization/49039
2201         * tree-vrp.c (extract_range_from_binary_expr): For
2202         MIN_EXPR <~[a, b], ~[c, d]> and MAX_EXPR <~[a, b], ~[c, d]>
2203         return ~[MAX_EXPR <a, c>, MIN_EXPR <b, d>].
2204
2205 2011-05-18  Tom de Vries  <tom@codesourcery.com>
2206
2207         PR target/45098
2208         * tree-ssa-loop-ivopts.c (computation_cost): Prevent cost of 0.
2209
2210 2011-05-18  Uros Bizjak  <ubizjak@gmail.com>
2211
2212         * config/i386/i386.md (*tls_global_dynamic_32_gnu): Split asm template.
2213         (*tls_global_dynamic_64): Ditto.
2214         (*tls_local_dynamic_base_32_gnu): Ditto.
2215         (*tls_local_dynamic_base_64): Ditto.
2216         (tls_initial_exec_64_sun): Ditto.
2217
2218 2011-05-18  Stuart Henderson  <shenders@gcc.gnu.org>
2219
2220         * doc/invoke.texi (Blackfin Options): -mcpu accepts bf592.
2221         * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2222         bf592-none.
2223         * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2224         * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2225         * config/bfin/bfin.c (bfin_cpus): Add bf592.
2226         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2227         __ADSPBF592__ and __ADSPBF59x__ for BFIN_CPU_BF592.
2228         * config/bfin/bfin-opts.h (bfin_cpu_type): Add BFIN_CPU_BF592.
2229         * config/bfin/elf.h (LIB_SPEC): Add bf592.
2230
2231 2011-05-18  Joseph Myers  <joseph@codesourcery.com>
2232
2233         * config/arm/arm-opts.h (enum arm_fp16_format_type, enum
2234         arm_abi_type, enum float_abi_type, enum arm_tp_type): Move from arm.h.
2235         * config/arm/arm.c (arm_float_abi, arm_fp16_format, arm_abi,
2236         target_thread_pointer, arm_structure_size_boundary, struct
2237         float_abi, all_float_abis, struct fp16_format, all_fp16_formats,
2238         struct abi_name, arm_all_abis): Remove.
2239         (arm_option_override) Don't process most enumerated option values here.
2240         Don't process target_fpe_name here.  Work with integer not string for
2241         structure size boundary; use separate diagnostics for each case.
2242         * config/arm/arm.h (enum float_abi_type, enum
2243         arm_fp16_format_type, enum arm_abi_type, enum arm_tp_type): Move
2244         to arm-opts.h.
2245         (arm_float_abi, arm_fp16_format, arm_abi, target_thread_pointer,
2246         arm_structure_size_boundary): Remove.
2247         * config/arm/arm.opt (mabi=): Use Enum and Init.
2248         (arm_abi_type): New Enum and EnumValue entries.
2249         (mfloat-abi=): Use Enum and Init.
2250         (float_abi_type): New Enum and EnumValue entries.
2251         (mfp=, mfpe=): Replace by separate Alias entries for each argument.
2252         (mfp16-format=): Use Enum and Init.
2253         (arm_fp16_format_type): New Enum and EnumValue entries.
2254         (mstructure-size-boundary=): Use UInteger and Init.
2255         (mtp=): Use Enum and Init.
2256         (arm_tp_type): New Enum and EnumValue entries.
2257
2258 2011-05-18  Richard Guenther  <rguenther@suse.de>
2259
2260         PR tree-optimization/49018
2261         * gimple.c (gimple_has_side_effects): Volatile asms have side-effects.
2262         * tree-ssa-ifcombine.c (bb_no_side_effects_p): Use
2263         gimple_has_side_effects.
2264
2265 2011-05-18  Richard Guenther  <rguenther@suse.de>
2266
2267         * gimple.c (gimple_register_type_1): New function, split out from ...
2268         (gimple_register_type): ... here.  Avoid infinite recursion.
2269
2270 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
2271
2272         PR tree-optimization/41881
2273         * tree-vectorizer.h (struct _loop_vec_info): Add new field
2274         reduction_chains along with a macro for its access.
2275         * tree-vect-loop.c (new_loop_vec_info): Initialize reduction chains.
2276         (destroy_loop_vec_info): Free reduction chains.
2277         (vect_analyze_loop_2): Return false if vect_analyze_slp() returns false.
2278         (vect_is_slp_reduction): New function.
2279         (vect_is_simple_reduction_1): Call vect_is_slp_reduction.
2280         (vect_create_epilog_for_reduction): Support SLP reduction chains.
2281         * tree-vect-slp.c (vect_get_and_check_slp_defs): Allow different
2282         definition types for reduction chains.
2283         (vect_supported_load_permutation_p): Don't allow permutations for
2284         reduction chains.
2285         (vect_analyze_slp_instance): Support reduction chains.
2286         (vect_analyze_slp): Try to build SLP instance from reduction chains.
2287         (vect_get_constant_vectors):  Handle reduction chains.
2288         (vect_schedule_slp_instance): Mark the first statement of the
2289         reduction chain as reduction.
2290
2291 2011-05-18  Ira Rosen  <ira.rosen@linaro.org>
2292
2293         * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Use new
2294         names for group elements access.
2295         * tree-vectorizer.h (struct _stmt_vec_info): Use interleaving info for
2296         reduction chains as well.  Remove data reference and interleaving
2297         related words from the fields names.
2298         * tree-vect-loop.c (vect_transform_loop): Use new names for group
2299         elements access.
2300         * tree-vect-data-refs.c (vect_get_place_in_interleaving_chain,
2301         vect_insert_into_interleaving_chain, vect_update_interleaving_chain,
2302         vect_update_interleaving_chain, vect_same_range_drs,
2303         vect_analyze_data_ref_dependence, vect_update_misalignment_for_peel,
2304         vect_verify_datarefs_alignment, vector_alignment_reachable_p,
2305         vect_peeling_hash_get_lowest_cost, vect_enhance_data_refs_alignment,
2306         vect_analyze_group_access, vect_analyze_data_ref_access,
2307         vect_create_data_ref_ptr, vect_transform_strided_load,
2308         vect_record_strided_load_vectors): Likewise.
2309         * tree-vect-stmts.c (vect_model_simple_cost, vect_model_store_cost,
2310         vect_model_load_cost, vectorizable_store, vectorizable_load,
2311         vect_remove_stores, new_stmt_vec_info): Likewise.
2312         * tree-vect-slp.c (vect_build_slp_tree,
2313         vect_supported_slp_permutation_p, vect_analyze_slp_instance): Likewise.
2314
2315 2011-05-18  Richard Guenther  <rguenther@suse.de>
2316
2317         PR middle-end/48989
2318         * tree-cfg.c (verify_gimple_assign_unary): Adjust TRUTH op
2319         operand verification.
2320         (verify_gimple_assign_binary): Likewise.
2321         * tree-ssa.c (useless_type_conversion_p): Preserve conversions
2322         to non-1-precision BOOLEAN_TYPEs.
2323
2324 2011-05-18  Tom de Vries  <tom@codesourcery.com>
2325
2326         PR target/45098
2327         * tree-ssa-loop-ivopts.c (seq_cost): Fix call to rtx_cost.
2328
2329 2011-05-18  Jakub Jelinek  <jakub@redhat.com>
2330
2331         PR tree-optimization/49000
2332         * tree-ssa.c (execute_update_addresses_taken): Call
2333         maybe_rewrite_mem_ref_base on debug stmt value.  If it couldn't
2334         be rewritten and decl has been marked for renaming, reset
2335         the debug stmt.
2336
2337 2011-05-17  Joseph Myers  <joseph@codesourcery.com>
2338
2339         * config/i386/i386.c (ix86_valid_target_attribute_tree): Use
2340         enum_opts_set when testing if attributes have set -mfpmath=.
2341
2342 2011-05-17  Richard Sandiford  <rdsandiford@googlemail.com>
2343
2344         * config/mips/mips.c (mips_handle_option): Remove unused variable.
2345
2346 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
2347
2348         * ipa-inline-analysis.c (inline_node_duplication_hook): Initialize
2349         info->entry with 0
2350         * tree-inline.c (maybe_inline_call_in_expr):  Initialize
2351         id.transform_lang_insert_block with NULL.
2352
2353 2011-05-17  Uros Bizjak  <ubizjak@gmail.com>
2354
2355         * config/i386/i386-protos.h (output_fix_trunc): Change arg 3 to bool.
2356         (output_fp_compare): Change args 3 and 4 to bool.
2357         (ix86_expand_call): Change arg 6 to bool.
2358         (ix86_attr_length_immediate_default): Change arg 2 to bool.
2359         (ix86_attr_length_vex_default): Change arg 3 to bool.
2360         * config/i386/i386.md: Update all uses.
2361         * config/i386/i386.c: Ditto.
2362         (ix86_flags_dependent): Change return type to bool.
2363
2364 2011-05-17  Richard Guenther  <rguenther@suse.de>
2365
2366         * gimple.c (type_hash_pair_compare): Fix comparison.
2367
2368 2011-05-17  Richard Guenther  <rguenther@suse.de>
2369
2370         * gimple.c (iterative_hash_gimple_type): Simplify singleton
2371         case some more, fix final hash value of the non-singleton case.
2372
2373 2011-05-17  Richard Guenther  <rguenther@suse.de>
2374
2375         PR bootstrap/49013
2376         Revert
2377         2011-05-16  Richard Guenther  <rguenther@suse.de>
2378
2379         * gimple.c (gimple_types_compatible_p_1): Use names of the
2380         type itself, not its main variant.
2381         (iterative_hash_gimple_type): Likewise.
2382
2383 2011-05-17  Richard Guenther  <rguenther@suse.de>
2384
2385         * gimple.c (gimple_register_canonical_type): Use the main-variant
2386         leader for computing the canonical type.
2387
2388 2011-05-17  Nick Clifton  <nickc@redhat.com>
2389
2390         * config/rx/rx.c (rx_memory_move_cost): Include cost of register
2391         moves.
2392
2393         * config/rx/rx.md: Add peephole to remove redundant extensions
2394         after loads.
2395         (bitset_in_memory): Use rx_restricted_mem_operand.
2396         (bitinvert_in_memory): Likewise.
2397         (bitclr_in_memory): Likewise.
2398
2399 2011-05-17  Kazuhio Inaoka  <kazuhiro.inaoka.ud@renesas.com>
2400             Nick Clifton  <nickc@redhat.com>
2401
2402         * config/rx/rx.md: Add peepholes to match a register move followed
2403         by a comparison of the moved register.  Replace these with an
2404         addition of zero that does both actions in one instruction.
2405
2406 2011-05-17  Jakub Jelinek  <jakub@redhat.com>
2407
2408         PR target/48986
2409         * config/i386/sync.md (sync_old_add<mode>): Relax operand 2
2410         predicate to allow CONST_INT.
2411         (*sync_old_add_cmp<mode>): New insn and peephole2 for it.
2412
2413 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
2414
2415         * opts-common.c (opt_enum_arg_to_value): New.
2416         * opts.h (opt_enum_arg_to_value): Declare.
2417         * config/i386/i386.opt (fpmath): Remove.
2418         (mfpmath=): Use Enum, Init and Save.
2419         (fpmath_unit): New Enum and EnumValue entries.
2420         * config/i386/i386-c.c (ix86_pragma_target_parse): Update field
2421         name for function fpmath state.
2422         * config/i386/i386-opts.h (enum fpmath_unit): Move from i386.h.
2423         * config/i386/i386.c: Include diagnostic.h.
2424         (ix86_fpmath, IX86_FUNCTION_SPECIFIC_FPMATH): Remove.
2425         (ix86_target_string): Take enum fpmath_unit value instead of string.
2426         (ix86_debug_options): Update call to ix86_target_string.
2427         (ix86_option_override_internal): Don't process fpmath strings here.
2428         (x86_function_specific_save, ix86_function_specific_restore):
2429         Don't handle fpmath state specially.
2430         (ix86_function_specific_print): Pass fpmath state to
2431         ix86_target_string instead of printing in this function.
2432         (ix86_valid_target_attribute_inner_p): Take gcc_options pointer.
2433         Handle enum attributes.
2434         (IX86_ATTR_ENUM, ix86_opt_enum): New.
2435         (ix86_valid_target_attribute_tree): Update option_strings
2436         handling.  Handle fpmath as enum option.
2437         (ix86_can_inline_p): Update field names for function fpmath state.
2438         (ix86_expand_builtin): Update call to ix86_target_string.
2439         * config/i386/i386.h (enum fpmath_unit): Move to i386-opts.h.
2440         (ix86_fpmath): Remove.
2441         * config/i386/t-i386 (i386.o): Update dependencies.
2442
2443 2011-05-16  Joseph Myers  <joseph@codesourcery.com>
2444
2445         PR preprocessor/48677
2446         * cppspec.c (lang_specific_driver): Set new_decoded_options[0]
2447         from decoded_options[0], not from itself.
2448
2449 2011-05-16  Uros Bizjak  <ubizjak@gmail.com>
2450
2451         * config/i386/constraints.md (z): New constraint.
2452         * config/i386/i386.c (c): New mode attribute.
2453         (*call): Merge insn pattern from *call_0, *call_1, *call_1_rex64 and
2454         *call_1_rex64_large patterns using "P" mode iterator. Use "<c>zm"
2455         constraint for operand 0.
2456         (*call_vzeroupper): Ditto.
2457         (*call_rex64_ms_sysv): Ditto.  Use "rzm" constraint for operand 0.
2458         (*call_rex64_ms_sysv_vzeroupper): Ditto.
2459         (*call_pop): Merge insn pattern from *call_pop_0 and *call_pop_1.
2460         Use "lzm" constraint for operand 0.
2461         (*call_pop_vzeroupper): Ditto.
2462         (*sibcall): Merge insn pattern from *sibcall_0, *sibcall_1 and
2463         *sibcall_1_rex64 patterns using "P" mode iterator.  Use "Uz"
2464         constraint for operand 0.
2465         (*sibcall_vzeroupper): Ditto.
2466         (*sibcall_rex64_ms_sysv): Ditto.
2467         (*sibcall_rex64_ms_sysv_vzeroupper): Ditto.
2468         (*sibcall_pop): Merge insn pattern from *sibcall_pop_0 and
2469         *sibcall_pop_1.  Use "Uz" constraint for operand 0.
2470         (*sibcall_pop_vzeroupper): Ditto.
2471         (*call_value): Merge insn pattern from *call_value_0, *call_value_1,
2472         *call_value_1_rex64 and *call_value_1_rex64_large patterns using "P"
2473         mode iterator.  Use "<c>zm" constraint for operand 1.
2474         (*call_value_vzeroupper): Ditto.
2475         (*call_value_rex64_ms_sysv): Ditto.  Use "rzm" constraint
2476         for operand 1.
2477         (*call_value_rex64_ms_sysv_vzeroupper): Ditto.
2478         (*call_value_pop): Merge insn pattern from *call_value_pop_0 and
2479         *call_value_pop_1.  Use "lzm" constraint for operand 1.
2480         (*call_value_pop_vzeroupper): Ditto.
2481         (*sibcall_value): Merge insn pattern from *sibcall_value_0,
2482         *sibcall_value_1 and *sibcall_value_1_rex64 patterns using "P"
2483         mode iterator.  Use "Uz" constraint for operand 1.
2484         (*sibcall_value_vzeroupper): Ditto.
2485         (*sibcall_value_rex64_ms_sysv): Ditto.
2486         (*sibcall_value_rex64_ms_sysv_vzeroupper): Ditto.
2487         (*sibcall_value_pop): Rename from *sibcall_pop_1.  Use "Uz"
2488         constraint for operand 1.
2489         (*sibcall_value_pop_vzeroupper): Ditto.
2490         (*tls_global_dynamic_64): Use constant_call_address_operand predicate
2491         and "z" constraint for operand 2.
2492         (*tls_global_dynamic_32_gnu): Ditto.
2493         (*tls_local_dynamic_base_32_gnu): Ditto.
2494         (*tls_local_dynamic_base_64): Ditto.
2495         (*tls_local_dynamic_32_once): Ditto.
2496         * config/i386/i386.c (ix86_output_call_insn): Remove int_addr argument.
2497         Update all callers.
2498         * config/i386/i386-protos.h (ix86_output_call_insn): Update prototype.
2499
2500 2011-05-16  Richard Guenther  <rguenther@suse.de>
2501
2502         * gimple.c (gimple_types_compatible_p_1): Use names of the
2503         type itself, not its main variant.
2504         (iterative_hash_gimple_type): Likewise.
2505
2506 2011-05-16  Richard Guenther  <rguenther@suse.de>
2507
2508         * gimple.c (iterative_hash_gimple_type): Re-instantiate change to
2509         always visit pointer target and function result and argument types.
2510
2511 2011-05-16  Jason Merrill  <jason@redhat.com>
2512
2513         PR c++/48999
2514         * tree-inline.c (copy_statement_list): Put back recursion.
2515
2516 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
2517
2518         PR target/27663
2519         PR target/41076
2520         * config/avr/predicates.md (const_8_16_24_operand): New predicate.
2521         * config/avr/avr.md ("*ior<mode>qi.byte0",
2522         "*ior<mode>qi.byte1-3"): New define_insn_and_split patterns.
2523
2524 2011-05-16  Georg-Johann Lay  <avr@gjlay.de>
2525
2526         PR target/45099
2527         * config/avr/avr.c (avr_function_arg_advance): Error if a fixed
2528         register is needed for a function argument.
2529
2530 2011-05-16  Richard Guenther  <rguenther@suse.de>
2531
2532         * gimple.c (struct type_hash_pair): New type.
2533         (type_hash_pair_compare): New function.
2534         (iterative_hash_gimple_type): Mix in SCC member hashes in hash-order.
2535
2536 2011-05-16  Revital Eres  <revital.eres@linaro.org>
2537
2538         * modulo-sched.c (doloop_register_get): Check !DEBUG_INSN_P first.
2539
2540 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
2541
2542         * config/i386/i386.md (floating point move splitters): Fix
2543         usage of standard_80387_constant_p.
2544         * config/i386/i386.c (ix86_preferred_reload_class): Ditto.
2545
2546 2011-05-15  Uros Bizjak  <ubizjak@gmail.com>
2547
2548         * config/i386/i386.md (*movdf_internal): Simplify insn condition.
2549
2550 2011-05-14  Eric Botcazou  <ebotcazou@adacore.com>
2551
2552         * tree-ssa-loop-im.c (SET_ALWAYS_EXECUTED_IN): New macro.
2553         (fill_always_executed_in): Use [SET_]ALWAYS_EXECUTED_IN.
2554         (tree_ssa_lim_finalize): Likewise.
2555
2556 2011-05-14  Uros Bizjak  <ubizjak@gmail.com>
2557
2558         * config/i386/constraint.md (Yd, Yx): New register constraints.
2559         * config/i386/i386.md (*pushdf): Merge with *pushdf_nointeger.  Use
2560         Yd conditional register constraint.
2561         (*movtf_internal): Use standard_sse_constant_opcode.
2562         (*movxf_internal): Merge with *movxf_internal_nointeger.  Use
2563         Yx conditional register constraint.
2564         (*movdf_internal): Merge with *movdf_internal_nointeger.  Use
2565         Yd conditional register constraint.  Use standard_sse_constant_p to
2566         check for valid SSE constants and call standard_sse_constant_opcode to
2567         output SSE insn.
2568         (*movsf_internal): Use standard_sse_constant_p to check for valid SSE
2569         constants and call standard_sse_constant_opcode to output SSE insn.
2570         * config/i386/i386.c (ix86_option_ovverride_internal): Set
2571         TARGET_INTEGER_DFMODE_MOVES for 64bit targets.  Clear it when
2572         optimize_size is set.
2573         (standard_sse_constant_opcode): Output conditional AVX insn templates.
2574
2575 2011-05-14  Tobias Burnus  <burnus@net-b.de>
2576
2577         * doc/invoke.texi (-Ofast): Also enables -fstack-arrays.
2578
2579 2011-05-13  Martin Jambor  <mjambor@suse.cz>
2580
2581         * ipa-prop.c (ipa_cst_from_jfunc): New function.
2582         * ipa-prop.h (ipa_cst_from_jfunc): Declare.
2583         * ipa-inline-analysis.c (evaluate_conditions_for_edge): Use it.
2584         (evaluate_conditions_for_ipcp_clone): Removed.
2585         (estimate_ipcp_clone_size_and_time): Accept vector of known constants.
2586         * ipa-cp.c (ipcp_estimate_growth): Build vector of known constants.
2587         * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update.
2588
2589 2011-05-13  Eric Botcazou  <ebotcazou@adacore.com>
2590
2591         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Adjust dump message.
2592         * regcprop.c (copyprop_hardreg_forward): Test MAY_HAVE_DEBUG_INSNS in
2593         lieu of MAY_HAVE_DEBUG_STMTS.
2594         * tree-cfgcleanup.c (remove_forwarder_block): Do not attempt to move
2595         debug statements if !MAY_HAVE_DEBUG_STMTS.
2596
2597 2011-05-13  Martin Thuresson  <martint@google.com>
2598
2599         PR gcov-profile/47793
2600         * libgcov.c (gcov_exit): Support relative profile paths.
2601         * doc/invoke.texi (-fprofile-dir): Update for above change.
2602
2603 2011-05-13  Richard Guenther  <rguenther@suse.de>
2604
2605         * gimple.c (gimple_canonical_types_compatible_p): Do not use
2606         type-pair caching, do not compare hashes.
2607
2608 2011-05-13  Nathan Froyd  <froydnj@codesourcery.com>
2609
2610         PR middle-end/48965
2611         * tree-cfg.c (edge_to_cases_cleanup): Return true.
2612         (verify_expr) [CASE_LABEL_EXPR]: Add checking.
2613
2614 2011-05-13  Kai Tietz  <ktietz@redhat.com>
2615
2616         * gimplify.c (gimplify_expr): Make sure operand is boolified.
2617         * tree-cfg.c (verify_gimple_assign_unary): Check for boolean
2618         compatible type for TRUTH_NOT_EXPR.
2619
2620 2011-05-13  H.J. Lu  <hongjiu.lu@intel.com>
2621
2622         * config/i386/i386.c (ix86_save_reg): Change return type to bool.
2623         (ix86_hard_regno_mode_ok): Change return value to bool.  Use
2624         can_create_pseudo_p ().
2625
2626 2011-05-13  Richard Guenther  <rguenther@suse.de>
2627
2628         PR lto/48978
2629         * gimple.c (iterative_hash_gimple_type): Revert change in
2630         pointer target and function result and argument hashing.
2631
2632 2011-05-13  Uros Bizjak  <ubizjak@gmail.com>
2633
2634         * config/i386/i386.md (*movxf_internal): Use !can_create_pseudo ().
2635         (*movxf_internal_nointeger): Ditto.
2636         (*movdf_internal_rex64): Ditto.
2637         (*movdf_internal): Ditto.
2638         (*movdf_internal_nointeger): Ditto.
2639         (*movsf_internal): Ditto.
2640         (sincos splitters): Use can_create_pseudo ().
2641
2642 2011-05-13  Joseph Myers  <joseph@codesourcery.com>
2643
2644         * config/i386/i386-opts.h: New.
2645         * gcc/config/i386/i386.c (stringop_alg, ix86_cmodel,
2646         ix86_asm_dialect, ix86_regparm, ix86_abi, ix86_branch_cost,
2647         ix86_section_threshold): Remove.
2648         (ix86_handle_option): Move MAX_CODE_ALIGN define here.  Handle
2649         OPT_malign_loops_, OPT_malign_jumps_, OPT_malign_functions_ and
2650         OPT_mbranch_cost_.
2651         (ix86_option_override_internal): Don't decode strings for options
2652         other than -march=, -mtune= and -mfpmath=.  Don't allow for
2653         __attribute__ uses in remaining diagnostics for options with
2654         string arguments.  Don't check for integer arguments being negative.
2655         * gcc/config/i386/i386.h (enum stringop_alg, enum calling_abi,
2656         enum tls_dialect, enum cmodel, enum asm_dialect): Move to i386-opts.h.
2657         (ix86_abi, ix86_tls_dialect, ix86_cmodel, ix86_asm_dialect,
2658         ix86_branch_cost, ix86_section_threshold): Remove.
2659         * gcc/config/i386/i386.opt (config/i386/i386-opts.h): New
2660         HeaderInclude.
2661         (malign-functions=, malign-jumps=, malign-loops=): Use UInteger
2662         but not Var.
2663         (masm=): Use Enum and Init.
2664         (asm_dialect): New Enum and EnumValue entries.
2665         (mbranch-cost=): Use UInteger.
2666         (mlarge-data-threshold=): Use UInteger and Init.
2667         (mcmodel=): Use Enum and Init.
2668         (cmodel): New Enum and EnumValue entries.
2669         (mpc): Replace with separate mpc32, mpc64 and mpc80 entries.
2670         (mpreferred-stack-boundary=, mincoming-stack-boundary=,
2671         mregparm=): Use UInteger.
2672         (mstringop-strategy=): Use Enum and Init.
2673         (stringop_alg): New Enum and EnumValue entries.
2674         (mtls-dialect=): Use Enum and Init.
2675         (tls_dialect): New Enum and EnumValue entries.
2676         (mabi=): Use Enum and Init.
2677         (calling_abi): New Enum and EnumValue entries.
2678         (mveclibabi=): Use Enum and Init.
2679         (ix86_veclibabi): New Enum and EnumValue entries.
2680
2681 2011-05-13  Nick Clifton  <nickc@redhat.com>
2682
2683         * config/rx/rx.md (mov expander): Fix use of rx_legitimate_constant_p.
2684         * config/rx/rx-protos.h (rx_legitimate_constant_p): Rename prototype.
2685
2686 2011-05-13  Kai Tietz  <ktietz@redhat.com>
2687
2688         PR middle-end/48984
2689         * gimplify.c (gimplify_expr): Check for boolean_type_node instead
2690         for BOOLEAN_TYPE for TRUTH-NOT/AND/OR/XOR.
2691         (gimple_boolify): Check for cast for boolean_type_node instead for
2692         BOOLEAN_TYPE.
2693
2694 2011-05-13  Richard Guenther  <rguenther@suse.de>
2695
2696         PR tree-optimization/48172
2697         * tree-vect-loop-manip.c (vect_vfa_segment_size): Avoid
2698         multiplying by number of iterations for equal step.
2699         (vect_create_cond_for_alias_checks): Likewise.
2700
2701 2011-05-13  Andreas Schwab  <schwab@redhat.com>
2702
2703         * configure.ac: Use AS_HELP_STRING throughout.
2704         * configure: Regenerate.
2705
2706 2011-05-12  H.J. Lu  <hongjiu.lu@intel.com>
2707
2708         * config/i386/i386.c (ix86_save_reg): Change maybe_eh_return to bool.
2709         (ix86_emit_restore_regs_using_mov): Likewise.
2710         (ix86_emit_restore_sse_regs_using_mov): Likewise.
2711
2712 2011-05-12  Anatoly Sokolov  <aesok@post.ru>
2713
2714         * config/sparc/sparc.h (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P,
2715         SYMBOLIC_CONST, RTX_OK_FOR_BASE_P, RTX_OK_FOR_INDEX_P): Remove.
2716         (RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Move to...
2717         * config/sparc/sparc.c (RTX_OK_FOR_OFFSET_P,
2718         RTX_OK_FOR_OLO10_P): ...here.
2719         (sparc_mode_dependent_address_p): Use symbolic_operand instead of
2720         SYMBOLIC_CONST.
2721
2722 2011-05-12  Kai Tietz  <ktietz@redhat.com>
2723
2724         * gimplify.c (gimple_boolify): Re-boolify expression
2725         arguments even if expression type is of kind BOOLEAN_TYPE.
2726         (gimplify_boolean_expr): Removed.
2727         (gimplify_expr): Boolify truth opcodes AND, ANDIF, OR, ORIF,
2728         and XOR. Additional take care that we keep expression's type.
2729         * tree-cfg.c (verify_gimple_assign_binary): Adjust check for type
2730         of TRUTH_AND|OR|XOR_EXPR.
2731
2732 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
2733
2734         PR tree-optimization/48975
2735         * tree-if-conv.c (combine_blocks): Call free_bb_predicate
2736         on all bbs here and free and clear ifc_bbs at the end.
2737
2738 2011-05-12  Richard Guenther  <rguenther@suse.de>
2739
2740         * gimple.c (gtc_visit): Compare TREE_ADDRESSABLE, handle
2741         NULLPTR_TYPE similar to VOID_TYPE.  Defer type-leader lookup
2742         until after simple checks.
2743         (gimple_types_compatible_p): Likewise.
2744         (iterative_hash_gimple_type): Always hash pointer targets
2745         and function return and argument types.
2746         (iterative_hash_canonical_type): Do not hash TYPE_QUALS,
2747         hash TYPE_ALIGN.  Do not hash TYPE_MIN/MAX_VALUE.
2748         (gimple_canonical_types_compatible_p): Compare TREE_ADDRESSABLE,
2749         handle NULLPTR_TYPE similar to VOID_TYPE.  Handle non-aggregates
2750         completely in the simple compare section.
2751         (gimple_register_canonical_type): Query the cache again after
2752         registering.
2753
2754 2011-05-12  Richard Guenther  <rguenther@suse.de>
2755
2756         PR tree-optimization/48172
2757         * tree-vect-loop-manip.c (vect_vfa_segment_size): Do not exclude
2758         the number of iterations from the segment size calculation.
2759         (vect_create_cond_for_alias_checks): Adjust.
2760
2761 2011-05-12  Jakub Jelinek  <jakub@redhat.com>
2762
2763         PR debug/48967
2764         * var-tracking.c (use_narrower_mode_test) <case REG>: Return 1
2765         if validate_subreg fails.
2766
2767 2011-05-12  Hariharan Sandanagobalane  <hariharan@picochip.com>
2768
2769         * ira.c (clarify_prohibited_class_mode_regs): Prevent the function from
2770         accessing beyond the end of REGNO_REG_CLASS array by stopping the loop
2771         early.
2772
2773 2011-05-12  DJ Delorie  <dj@redhat.com>
2774
2775         * config/rx/rx.c (rx_builtins): New arrays - holds builtin functions.
2776         (ADD_RX_BUILTIN1, ADD_RX_BUILTIN2, ADD_RX_BUILTIN3): Install
2777         created builtin into rx_builtins array.
2778         (rx_builtin_decl): New function.
2779         (TARGET_BUITLIN_DECL): Define.  Include gt-rx.h.
2780
2781 2011-05-12  DJ Delorie  <dj@redhat.com>
2782             Nick Clifton  <nickc@redhat.com>
2783
2784         * config/rx/rx.h (HAVE_PRE_DECREMENT): Fix typo.
2785         * config/rx/rx.c (CC_FLAG_FP): Fix comment.
2786         (rx_is_legitimate_address): Add pre-decrement and post-increment
2787         addressing in HImode and QImode.  Fix test for out of range
2788         REG+INT addressing.
2789         (rx_legitimate_constant_p): Rename to rx_is_legitimate_constant.
2790         (rx_align_for_label): Test label before extracting its usage count.
2791         (rx_adjust_insn_lengths): Fix selection of insn codes.
2792         (TARGET_LEGITIMATE_CONSTANT_P): Use renamed function.
2793
2794 2011-05-11  Jason Merrill  <jason@redhat.com>
2795
2796         * tree.c (type_hash_canon): Use struct tree_type_non_common.
2797
2798 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
2799
2800         * cfgrtl.c (commit_one_edge_insertion): Remove always-true test and
2801         reindent the subsequent block.
2802
2803 2011-05-11  Satoru Takabayashi  <satorux@google.com>
2804             Paul Pluzhnikov  <ppluzhnikov@google.com>
2805
2806         * doc/install.texi (Configuration): Document --with-linker-hash-style.
2807         * gcc.c (init_spec): Handle LINKER_HASH_STYLE.
2808         * config.in: Add LINKER_HASH_STYLE.
2809         * configure.ac: Add --with-linker-hash-style.
2810         * configure: Regenerate.
2811
2812 2011-05-11  Richard Guenther  <rguenther@suse.de>
2813
2814         PR middle-end/48964
2815         * gimple.c (iterative_hash_canonical_type): Fix typo.
2816
2817 2011-05-11  Uros Bizjak  <ubizjak@gmail.com>
2818
2819         * config/i386/i386.c (legitimize_tls_address)
2820         <case TLS_MODEL_GLOBAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
2821         expanders directly for TARGET_GNU2_TLS.  Determine pic and
2822         __tls_get_addr symbol reference here.  Update call to
2823         gen_tls_global_dynamic_{32,64} for added arguments.
2824         <case TLS_MODEL_LOCAL_DYNAMIC>: Call gen_tls_dynamic_gnu2_{32,64}
2825         expanders directly for TARGET_GNU2_TLS.  Determine
2826         __tls_get_addr symbol reference here.  Update call to
2827         gen_tls_local_dynamic_base_{32,64} for added arguments.  Attach
2828         unique UNSPEC REG_EQUIV to libcall block.
2829         (ix86_tls_get_addr): Declare static.
2830         * config/i386/i386-protos.h (ix86_tls_get_addr): Remove declaration.
2831         * config/i386/i386.md (tls_global_dynamic_32): Add operand 2 and 3.
2832         Do not determine pic and __tls_get_addr symbol reference here. Do not
2833         call gen_tls_dynamic_gnu2_32 for TARGET_GNU2_TLS.
2834         (tls_local_dynamic_base_32): Ditto for operands 1 and 2.
2835         (tls_global_dynamic_64): Add operand 2.  Do not determine
2836         __tls_get_addr symbol reference here.  Do not call
2837         gen_tls_dynamic_gnu2_64 for TARGET_GNU2_TLS here.
2838         (tls_local_dynamic_base64): Ditto for operand 1.
2839
2840 2011-05-11  Eric Botcazou  <ebotcazou@adacore.com>
2841
2842         * function.c (expand_function_start): Initialize stack_check_probe_note
2843         only if the generic stack checking mechanism is used.
2844
2845 2011-05-11  Richard Guenther  <rguenther@suse.de>
2846
2847         PR tree-optimization/15256
2848         * tree-ssa-forwprop.c (simplify_bitwise_binary): Canonicalize
2849         (A & B) | C, combine (A op CST1) op CST2.
2850         (tree_ssa_forward_propagate_single_use_vars): Only bother to
2851         visit assigns that have uses.
2852
2853 2011-05-11  Nathan Froyd  <froydnj@codesourcery.com>
2854
2855         * ggc-page.c (extra_order_size_table): Use struct tree_type_non_common.
2856         * lto-streamer-in.c (unpack_ts_type_value_fields): Rename to...
2857         (unpack_ts_type_common_value_fields): ...this.  Update comment.
2858         (unpack_value_fields): Adjust for renaming.
2859         (lto_input_ts_type_tree_pointers): Split into...
2860         (lto_input_ts_type_common_tree_pointer): ...this and...
2861         (lto_input_ts_type_non_common_tree_pointers): ...this.
2862         (lto_input_tree_pointers): Adjust for above split.
2863         * lto-streamer-out.c (pack_ts_type_value_fields): Rename to...
2864         (pack_ts_type_common_value_fields): ...this.  Update comment.
2865         (lto_output_ts_type_tree_pointers): Split into...
2866         (lto_output_ts_type_common_tree_pointers): ...this and...
2867         (lto_output_ts_type_non_common_tree_pointers): ...this.
2868         (lto_output_tree_pointers): Adjust for above split.
2869         * lto-streamer.c (check_handled_ts_structures): Mark TS_TYPE_COMMON,
2870         TS_TYPE_WITH_LANG_SPECIFIC, and TS_TYPE_NON_COMMON as handled.
2871         * stor-layout.c (vector_type_mode): Adjust location of mode field.
2872         * tree.h (MARK_TS_TYPE_COMMON, MARK_TS_TYPE_WITH_LANG_SPECIFIC):
2873         Define.
2874         (struct tree_type): Split into...
2875         (struct tree_type_common: ...this and...
2876         (struct tree_type_with_lang_specific): ...this and...
2877         (struct tree_type_non_common): ...this.  Adjust accessor macros
2878         accordingly.
2879         (TYPE_VALUES_RAW): Define.
2880         (union tree_node): Update for above changes.
2881         * tree.c (tree_node_structure_for_code) [tcc_type]: Return
2882         TS_TYPE_NON_COMMON.
2883         (initialize_tree_contains_struct) [TS_TYPE]: Use TS_TYPE_COMMON.
2884         Add TS_TYPE_WITH_LANG_SPECIFIC and TS_TYPE_NON_COMMON.
2885         (tree_code_size) [tcc_type]: Use struct tree_type_non_common.
2886         * treestructu.def (TS_TYPE): Remove.
2887         (TS_TYPE_COMMON, TS_TYPE_WITH_LANG_SPECIFIC, TS_TYPE_NON_COMMON):
2888         Define.
2889
2890 2011-05-11  Jakub Jelinek  <jakub@redhat.com>
2891
2892         PR debug/48159
2893         * tree-ssa.c (reset_debug_uses): New function.
2894         * tree-flow.h (reset_debug_uses): New prototype.
2895         * tree-data-ref.c (stmts_from_loop): Ignore debug stmts.
2896         * tree-loop-distribution.c (generate_loops_for_partition): Call
2897         reset_debug_uses on the stmts that will be removed.  Keep around
2898         all debug stmts, don't count them as bits in partition bitmap.
2899         (generate_builtin): Don't count debug stmts or labels as bits in
2900         partition bitmap.
2901
2902 2011-05-11  Richard Guenther  <rguenther@suse.de>
2903
2904         * gimple.c (gimple_type_hash_1): Merge with ...
2905         (gimple_type_hash): ... this.
2906         (gtc_visit): Remove mode parameter and simplify accordingly.
2907         (gimple_types_compatible_p_1): Likewise.
2908         (gimple_types_compatible_p): Likewise.
2909         (iterative_hash_gimple_type): Likewise.
2910         (visit): Likewise.
2911         (gimple_type_eq): Adjust.
2912
2913 2011-05-11  Revital Eres  <revital.eres@linaro.org>
2914
2915         * ddg.c (create_ddg_dep_from_intra_loop_link): If a true dep edge
2916         enters the branch create an anti edge in the opposite direction
2917         to prevent the creation of reg-moves.
2918         * modulo-sched.c: Adjust comment to reflect the fact we are
2919         scheduling closing branch.
2920         (PS_STAGE_COUNT): Rename to CALC_STAGE_COUNT and redefine.
2921         (stage_count): New field in struct partial_schedule.
2922         (calculate_stage_count): New function.
2923         (normalize_sched_times): Rename to reset_sched_times and handle
2924         incrementing the sched time of the nodes by a constant value
2925         passed as parameter.
2926         (duplicate_insns_of_cycles): Skip closing branch.
2927         (sms_schedule_by_order): Schedule closing branch.
2928         (ps_insn_find_column): Handle closing branch.
2929         (sms_schedule): Call reset_sched_times and adjust the code to
2930         support scheduling of the closing branch.
2931         (ps_insert_empty_row): Update calls to normalize_sched_times
2932         and rotate_partial_schedule functions.
2933
2934 2011-05-11  Richard Guenther  <rguenther@suse.de>
2935
2936         PR middle-end/48953
2937         * tree-inline.c (remap_gimple_op_r): Also remap types of MEM_REFs.
2938
2939 2011-05-11  Joseph Myers  <joseph@codesourcery.com>
2940
2941         * opts.c (finish_options): Move warning settings from process_options.
2942         * toplev.c (process_options): Move warning settings to finish_options.
2943
2944 2011-05-11  Richard Guenther  <rguenther@suse.de>
2945
2946         PR tree-optimization/18041
2947         * tree-ssa-forwprop.c (simplify_bitwise_and): Rename to ...
2948         (simplify_bitwise_binary): ... this.  Handle operand conversions
2949         by applying them to the result instead.
2950         (tree_ssa_forward_propagate_single_use_vars): Adjust.  CSE tree code.
2951
2952 2011-05-11  Richard Guenther  <rguenther@suse.de>
2953
2954         * gimple.c (gimple_canonical_types_compatible_p): Split out
2955         from gimple_types_compatible_p and friends.  Do not recurse
2956         to pointed-to types.
2957         (gimple_canonical_type_eq): Use it.
2958         (iterative_hash_canonical_type): Split out from
2959         iterative_hash_gimple_type and friends.  Do not recurse
2960         to pointed-to types.
2961         (gimple_canonical_type_hash): Use it, allocate the hash here.
2962
2963 2011-05-11  Revital Eres  <revital.eres@linaro.org>
2964
2965         * modulo-sched.c (doloop_register_get): Ignore DEBUG_INSNs while
2966         recognizing doloop.
2967
2968 2011-05-11  Revital Eres  <revital.eres@linaro.org>
2969
2970         * loop-doloop.c (doloop_condition_get): Use prev_nondebug_insn
2971         instead of PREV_INSN.
2972
2973 2011-05-11  Revital Eres  <revital.eres@linaro.org>
2974
2975         * modulo-sched.c (sms_schedule): Support new form of doloop pattern
2976         * loop-doloop.c (doloop_condition_get): Likewise.
2977         * config/arm/thumb2.md (*thumb2_addsi3_compare0): Remove "*".
2978         (doloop_end): New.
2979         * config/arm/arm.md (*addsi3_compare0): Remove "*".
2980
2981 2011-05-10  Nathan Froyd  <froydnj@codesourcery.com>
2982
2983         * tree.def (CASE_LABEL_EXPR): Add an operand.
2984         * tree.h (CASE_CHAIN): Use TREE_OPERAND instead of TREE_CHAIN.
2985
2986 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
2987
2988         * c-decl.c (c_override_global_bindings_to_false): Remove.
2989         (global_bindings_p): Don't check
2990         c_override_global_bindings_to_false.
2991         * c-tree.h (c_override_global_bindings_to_false): Remove.
2992         * c-typeck.c (composite_type): Don't set
2993         c_override_global_bindings_to_false.
2994
2995 2011-05-10  Michael Meissner  <meissner@linux.vnet.ibm.com>
2996
2997         PR target/48857, 48495
2998         * config/rs6000/rs6000.h (VSX_SCALAR_MODE): Delete.
2999         (VSX_MODE): Ditto.
3000         (VSX_MOVE_MODE): Ditto.
3001         (ALTIVEC_OR_VSX_VECTOR_MODE): New macro, combine all Altivec and
3002         VSX vector types.  Add V2DImode.
3003         (HARD_REGNO_CALLER_SAVE_MODE): Use it instead of
3004         ALTIVEC_VECTOR_MODE and VSX_VECTOR_MODE calls.
3005         (MODES_TIEABLE_P): Ditto.
3006
3007         * config/rs6000/rs6000.c (rs6000_emit_move): Use
3008         ALTIVEC_OR_VSX_MODE instead of ALTIVEC_VECTOR_MODE and
3009         VSX_VECTOR_MODE.
3010         (init_cumulative_args): Ditto.
3011         (rs6000_function_arg_boundary): Ditto.
3012         (rs6000_function_arg_advance_1): Ditto.
3013         (rs6000_function_arg): Ditto.
3014         (rs6000_function_ok_for_sibcall): Ditto.
3015         (emit_frame_save): Ditto.
3016         (rs6000_function_value): Ditto.
3017         (rs6000_libcall_value): Ditto.
3018
3019 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
3020
3021         * config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
3022         i386/darwin-lib.h to $libgcc_tm_file.
3023         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Remove.
3024
3025 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
3026
3027         * doc/sourcebuild.texi (Back End): Mention contrib/config-list.mk.
3028
3029 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
3030
3031         * config/rs6000/genopt.sh, config/rs6000/rs6000-cpus.def: New files.
3032         * config/rs6000/rs6000-tables.opt: New file (generated).
3033         * config.gcc (powerpc*-*-*, rs6000*-*-*): Add
3034         rs6000/rs6000-tables.opt to extra_options.
3035         * config/rs6000/rs6000-opts.h (RS6000_CPU_OPTION_NATIVE): Define.
3036         * config/rs6000/rs6000.c (rs6000_select): Remove.
3037         (processor_target_table): Move contents to rs6000-cpus.def.
3038         (darwin_rs6000_override_options): Check
3039         global_options_set.x_rs6000_cpu_index instead of
3040         rs6000_select[1].string.
3041         (rs6000_option_override_internal): Likewise.
3042         (rs6000_handle_option): Don't assert that global structures are in
3043         use.  Don't handle OPT_mcpu_ and OPT_mtune_ here.
3044         (rs6000_default_cpu): New variable.
3045         (rs6000_file_start): Set it instead of local default_cpu.  Check
3046         rs6000_default_cpu, global_options_set.x_rs6000_cpu_index and
3047         global_options_set.x_rs6000_tune_index instead of rs6000_select.
3048         (rs6000_darwin_file_start): Check rs6000_default_cpu and
3049         global_options_set.x_rs6000_cpu_index instead of rs6000_select.
3050         * config/rs6000/rs6000.h (struct rs6000_cpu_select,
3051         rs6000_select): Remove.
3052         * config/rs6000/rs6000.opt (rs6000_cpu_index, rs6000_tune_index):
3053         Remove.
3054         (mcpu=, mtune=): Use Var, Init, Enum and Save.
3055         * config/rs6000/t-rs6000
3056         ($(srcdir)/config/rs6000/rs6000-tables.opt): New.
3057         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
3058         global_options_set.x_rs6000_cpu_index instead of
3059         rs6000_select[1].string.
3060         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Check
3061         global_options_set.x_rs6000_cpu_index instead of
3062         rs6000_select[1].string.
3063
3064 2011-05-10  Joseph Myers  <joseph@codesourcery.com>
3065
3066         * config.gcc (libgcc_tm_file): Define instead of including files
3067         from ../../libgcc/config/ in tm_file.
3068         * configure.ac (libgcc_tm_file_list, libgcc_tm_include_list): Define.
3069         * configure: Regenerate.
3070         * Makefile.in (libgcc_tm_file_list, libgcc_tm_include_list,
3071         libgcc_tm.h, cs-libgcc_tm.h): New.
3072         (TM_H): Include libgcc_tm.h and $(libgcc_tm_file_list).
3073         (clean): Remove libgcc_tm.h.
3074         * config/arm/symbian.h (RENAME_LIBRARY): Remove.
3075         * mkconfig.sh: Include libgcc_tm.h in tm.h if USED_FOR_TARGET.
3076         * system.h (DECLARE_LIBRARY_RENAMES): Poison.
3077
3078 2011-05-10  Georg-Johann Lay  <avr@gjlay.de>
3079
3080         PR target/48896
3081         * config/avr/avr.c (avr_ret_register): Return unsigned int
3082         instead of int.
3083         (avr_function_value): Mark fn_decl_or_type as unused, don't pass
3084         it to avr_libcall_value.
3085         avr_expand_builtin): Use EXPAND_NORMAL as arg 4 in calls to
3086         expand_expr.
3087         (avr_expand_binop_builtin): Ditto.
3088         (avr_expand_unop_builtin): Ditto.
3089
3090 2011-05-10  DJ Delorie  <dj@redhat.com>
3091
3092         * config/rx/rx.h (JUMP_ALIGN, LABEL_ALIGN, LOOP_ALIGN): Define.
3093         (LABEL_ALIGN_AFTER_BARRIER): Pass label to rx_align_for_label
3094         * config/rx/rx.c (rx_align_for_label): Add label and
3095         uses_threshold parameters.  Do not align when the label is not
3096         used enough.
3097         * config/rx/rx-protos.h (rx_align_for_label): Update prototype.
3098
3099 2011-05-10  Richard Guenther  <rguenther@suse.de>
3100
3101         * tree-ssa-forwprop.c (combine_conversions): Pattern-match
3102         a series of conversions and apply foldings similar to what
3103         fold-const does.
3104         (tree_ssa_forward_propagate_single_use_vars): Call it.
3105
3106 2011-05-10  Jakub Jelinek  <jakub@redhat.com>
3107
3108         PR tree-optimization/48611
3109         PR tree-optimization/48794
3110         * tree-eh.c (remove_unreachable_handlers): Don't remove regions
3111         referenced from RESX or EH_DISPATCH arguments.
3112
3113         PR debug/48928
3114         * dfp.c (decimal_to_decnumber): Handle conversion from
3115         dconst{1,2,m1,half}.
3116
3117 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
3118
3119         * config/i386/i386.c (ix86_autovectorize_vector_sizes): Return 0
3120         for !flag_prefer_avx128.
3121         (ix86_preferred_simd_mode): Return word_mode for DFmode without SSE2.
3122
3123 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
3124
3125         * fold-const.c (fold_range_test): Pass LOC to build_range_check.
3126         (fold_ternary_loc): Use expr_location_or.
3127
3128 2011-05-09  H.J. Lu  <hongjiu.lu@intel.com>
3129
3130         PR debug/48853
3131         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: If
3132         POINTERS_EXTEND_UNSIGNED is defined, don't give up if mode is
3133         Pmode and mem_mode is not VOIDmode.
3134
3135 2011-05-09  Ville Voutilainen  <ville.voutilainen@gmail.com>
3136
3137         * tree.h (TYPE_UNQUALIFIED, TYPE_QUAL_CONST, TYPE_QUAL_VOLATILE,
3138         TYPE_QUAL_RESTRICT): Convert to enum.
3139
3140 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
3141
3142         * config/i386/predicates.md (const_pow2_1_to_2_operand): Remove.
3143         (const_pow2_1_to_8_operand): Ditto.
3144         (const_pow2_1_to_128_operand): Ditto.
3145         (const_pow2_1_to_32768_operand): Ditto.
3146         * config/i386/mmx.md (*mmx_pinsrw): Use const_int_operand instead of
3147         const_pow2_1_to_8_operand for operand 3 predicate.  Use exact_log2
3148         in insn constraint to check integer value of operand 3.
3149         * config/i386/sse.md (*vec_setv4sf_sse4_1): Ditto.
3150
3151         (PINSR_MODE): New mode iterator.
3152         (sse2p4_1): New mode attribute.
3153         (<sse2p4_1>_pinsr<ssemodesuffix>): Merge insn from sse4_1_pinsrb,
3154         sse2_pinsrw, sse4_1_pinsrd and sse4_1_pinsrq using PINSR_MODE mode
3155         iterator.  Use const_int_operand instead of
3156         const_pow2_1_to_{2,8,128,32768}_operand for operand 3 predicate.  Use
3157         exact_log2 in insn constraint to check integer value of operand 3.
3158
3159 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
3160
3161         * config/i386/sse.md (blendbits): Remove mode attribute.
3162         (<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
3163         instead of const_0_to_<blendbits>_operand for operand 3 predicate.
3164         Check integer value of operand 3 in insn constraint.
3165
3166 2011-05-09  Richard Guenther  <rguenther@suse.de>
3167
3168         * lto-symtab.c (lto_cgraph_replace_node): Use types_compatible_p
3169         for diagnostics.
3170         (lto_symtab_merge): Likewise.  Do not register types here.
3171         (lto_symtab_merge_decls_2): Likewise.
3172         (lto_symtab_merge_decls_1): Likewise.
3173         * gimple.h (enum gtc_mode, gimple_types_compatible_p): Do not declare.
3174         * gimple.c (enum gtc_mode): Declare.
3175         (gimple_types_compatible_p): Make static.
3176
3177 2011-05-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3178
3179         * config/s390/s390.md (TD/TF mem to reg move splitter): Make the
3180         temporary register to match Pmode.
3181
3182 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
3183
3184         * config/i386/sse.md (*vec_concatv4si): Merge from *vec_concatv4si_1
3185         and *vec_concatv4si_1_avx.
3186
3187 2011-05-09  Uros Bizjak  <ubizjak@gmail.com>
3188
3189         PR rtl-optimization/48927
3190         * ira-conflicts.c (commutative_constraint_p): Use
3191         recog_data.alternative_enabled_p to disable alternatives where
3192         "enabled" attribute is false.
3193         (get_dup_num): Ditto.
3194         * ira-lives.c (single_reg_class): Ditto.
3195         (ira_implicitly_set_insn_hard_regs): Ditto.
3196
3197 2011-05-09  Eric Botcazou  <ebotcazou@adacore.com>
3198
3199         * var-tracking.c (find_mem_expr_in_1pdv): Fix thinko.
3200         (dataflow_set_preserve_mem_locs): Likewise.
3201
3202 2011-05-09  Philipp Thomas  <pth@suse.de>
3203
3204         * config/mep/mep.c (mep_validate_vliw): Syntax description
3205         should not be translated.
3206
3207 2011-05-09  Joseph Myers  <joseph@codesourcery.com>
3208
3209         * config/mips/genopt.sh, config/mips/mips-cpus.def: New files.
3210         * config/mips/mips-tables.opt: New file (generated).
3211         * config.gcc (mips*-*-*): Add mips/mips-tables.opt to extra_options.
3212         * config/mips/mips-opts.h (MIPS_ARCH_OPTION_FROM_ABI,
3213         MIPS_ARCH_OPTION_NATIVE): Define.
3214         * config/mips/mips.c (mips_cpu_info_table): Move contents to
3215         mips-cpus.def.
3216         (mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p,
3217         mips_parse_cpu): Remove.
3218         (mips_cpu_info_from_opt, mips_default_arch): New.
3219         (mips_handle_option): Don't assert that global structures are in
3220         use.  Don't handle OPT_march_, OPT_mtune_ and OPT_mips here.
3221         (mips_option_override): Use new variables and functions to set
3222         state of these options.  Use strcmp to check for individual CPU names.
3223         * config/mips/mips.h (MIPS_CPU_STRING_DEFAULT): Remove default
3224         definition.
3225         * config/mips/mips.opt (march=): Use ToLower and Enum.
3226         (mips): Use ToLower, Enum and Var.
3227         (mtune=): Use ToLower and Enum.
3228         * config/mips/t-mips ($(srcdir)/config/mips/mips-tables.opt): New.
3229
3230 2011-05-08  Jan Hubicka  <jh@suse.cz>
3231
3232         * gimple.c (type_pair_hash, type_pair_eq, lookup_type_pair):
3233         Arrange type pairs to be UID ordered.
3234         (gimple_lookup_type_leader): Make inline.
3235
3236 2011-05-09  Nick Clifton  <nickc@redhat.com>
3237
3238         PR target/48899
3239         * config/iq2000/iq2000.opt (iq2000_tune): Initialise to
3240         PROCESSOR_DEFAULT.
3241
3242         PR target/48897
3243         * config/mn10300/mn10300.c (extract_bundle): Remove spurious local
3244         variable 's'.
3245
3246 2011-05-08  Chung-Lin Tang  <cltang@codesourcery.com>
3247
3248         * combine.c (simplify_comparison): Abstract out parts into...
3249         (simplify_compare_const): ... new function.
3250         (try_combine): Generalize parallel arithmetic/compare combining
3251         to call simplify_compare_const() and CANONICALIZE_COMPARE().
3252
3253 2011-05-08  Jan Hubicka  <jh@suse.cz>
3254
3255         * cgraph.c (cgraph_clone_node): Add call_duplication_hook parameter.
3256         (cgraph_create_virtual_clone): Call hooks once virtual clone
3257         is finished.
3258         * cgraph.h (cgraph_clone_node): Update prototype.
3259         * ipa-cp.c (ipcp_estimate_growth): Use
3260         estimate_ipcp_clone_size_and_time.
3261         * ipa-inline-transform.c (clone_inlined_nodes): Update.
3262         * lto-cgraph.c (input_node): Update.
3263         * ipa-inline.c (recursive_inlining): Update.
3264         * ipa-inline.h (estimate_ipcp_clone_size_and_time): New function.
3265         (evaluate_conditions_for_known_args): Break out from ...
3266         (evaluate_conditions_for_edge): ... here.
3267         (evaluate_conditions_for_ipcp_clone): New function.
3268         (inline_node_duplication_hook): Update clone summary based
3269         on parameter map.
3270         (estimate_callee_size_and_time): Rename to ...
3271         (estimate_node_size_and_time): take NODE instead of EDGE;
3272         take POSSIBLE_TRUTHS as argument.
3273         (estimate_callee_size_and_time): Update.
3274         (estimate_ipcp_clone_size_and_time): New function.
3275         (do_estimate_edge_time): Update.
3276
3277 2011-05-08  Richard Guenther  <rguenther@suse.de>
3278
3279         PR middle-end/48908
3280         PR middle-end/48905
3281         * expmed.c (expand_shift_1): Compute adjusted constant shift
3282         amount manually.
3283
3284 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
3285
3286         * config/avr/avr.c (print_operand_address): Fix invalid RTL access.
3287
3288 2011-05-08  Eric Botcazou  <ebotcazou@adacore.com>
3289
3290         * config/rs6000/rs6000.c (output_profile_hook): Fix thinko.
3291
3292 2011-05-08  Jonathan Wakely  <jwakely.gcc@gmail.com>
3293
3294         * doc/invoke.texi (-fuse-linker-plugin): Improve grammar.
3295
3296 2011-05-07  Jan Hubicka  <jh@suse.cz>
3297
3298         * ipa-inline-transform.c (inline_call): Account when program size
3299         decreases.
3300         * ipa-inline.c (relative_time_benefit): New function.
3301         (edge_badness): Reorganize to be power 2 based; fix thinko when
3302         computing badness for negative growth; update comments to match
3303         reality; better dumps.
3304
3305 2011-05-07  Eric Botcazou  <ebotcazou@adacore.com>
3306
3307         * langhooks.h (lang_hooks_for_types): Change global_bindings_p's return
3308         type to bool and adjust comment.
3309         * fold-const.c (fold_range_test): Adjust call to global_bindings_p.
3310         (fold_mathfn_compare): Remove calls to global_bindings_p.
3311         (fold_inf_compare): Likewise.
3312         * stor-layout.c (variable_size): Adjust call to global_bindings_p.
3313         * c-tree.h (global_bindings_p): Adjust prototype.
3314         * c-decl.c (global_bindings_p): Return bool and simplify.
3315
3316 2011-05-07  Zdenek Dvorak  <ook@ucw.cz>
3317
3318         PR tree-optimization/48837
3319         * tree-tailcall.c (tree_optimize_tail_calls_1): Do not mark tailcalls
3320         when accumulator transformation is performed.
3321
3322 2011-05-06  Jan Hubicka  <jh@suse.cz>
3323
3324         * i386.h (ix86_tune_indices): Add
3325         X86_TUNE_SOFTWARE_PREFETCHING_BENEFICIAL.
3326         (TARGET_SOFTWARE_PREFETCHING_BENEFICIAL): New macro.
3327         * i386.c (initial_ix86_tune_features): Add
3328         X86_SOFTARE_PREFETCHING_BENEFICIAL.
3329         (software_prefetching_beneficial_p): Remove predicate.
3330         (ix86_option_override_internal): Use new macro.
3331
3332 2011-05-06  Jan Hubicka  <jh@suse.cz>
3333
3334         * ipa-inline.c (update_callee_keys): Don't reset node growth cache.
3335
3336 2011-05-06  Jan Hubicka  <jh@suse.cz>
3337
3338         * cgraph.c (cgraph_add_thunk): Create real function node instead
3339         of alias node; finalize it and mark needed/reachale; arrange visibility
3340         to be right and add it into the corresponding same comdat group list.
3341         (dump_cgraph_node): Dump thunks.
3342         * cgraph.h (cgraph_first_defined_function, cgraph_next_defined_function,
3343         cgraph_function_with_gimple_body_p,
3344         cgraph_first_function_with_gimple_body,
3345         cgraph_next_function_with_gimple_body): New functions.
3346         (FOR_EACH_FUNCTION_WITH_GIMPLE_BODY, FOR_EACH_DEFINED_FUNCTION):
3347         New macros.
3348         * ipa-cp.c (ipcp_need_redirect_p): Thunks can't be redirected.
3349         (ipcp_generate_summary): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
3350         * cgraphunit.c (cgraph_finalize_function): Only look into possible
3351         devirtualization when optimizing.
3352         (verify_cgraph_node): Verify thunks.
3353         (cgraph_analyze_function): Analyze thunks.
3354         (cgraph_mark_functions_to_output): Output thunks only in combination
3355         with function they are assigned to.
3356         (assemble_thunk): Turn thunk into non-thunk; don't try to turn
3357         alias into normal node.
3358         (assemble_thunks): New functoin.
3359         (cgraph_expand_function): Use it.
3360         * lto-cgraph.c (lto_output_node): Stream thunks.
3361         (input_overwrite_node): Stream in thunks.
3362         * ipa-pure-const.c (analyze_function): Thunks do nothing interesting.
3363         * lto-streamer-out.c (lto_output): Do not try to output thunk's body.
3364         * ipa-inline.c (inline_small_functions): Use FOR_EACH_DEFINED_FUNCTION.
3365         * ipa-inline-analysis.c (compute_inline_parameters): "Analyze" thunks.
3366         (inline_analyze_function): Do not care about thunk jump functions.
3367         (inline_generate_summary):Use FOR_EACH_DEFINED_FUNCTION.
3368         * ipa-prop.c (ipa_prop_write_jump_functions): Use
3369         cgraph_function_with_gimple_body_p.
3370         * passes.c (do_per_function_toporder): Use
3371         cgraph_function_with_gimple_body_p.
3372         (execute_one_pass);Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
3373         (ipa_write_summaries): Use cgraph_function_with_gimple_body_p.
3374         (function_called_by_processed_nodes_p): Likewise.
3375
3376 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
3377
3378         * config/rs6000/rs6000.opt (rs6000_ieeequad, rs6000_altivec_abi,
3379         rs6000_spe_abi, rs6000_darwin64_abi): Remove TargetVariable
3380         entries.
3381         (mabi=): Replace with separate entries for mabi=altivec,
3382         mabi=no-altivec, mabi=spe, mabi=no-spe, mabi=d64, mabi=d32,
3383         mabi=ieeelongdouble and mabi=ibmlongdouble.
3384         * config/rs6000/rs6000.c (rs6000_option_override_internal): Move
3385         check for -mabi=spe without SPE ABI support here.
3386         (rs6000_handle_option): Replace OPT_mabi_ handling with
3387         OPT_mabi_altivec and OPT_mabi_spe handling.
3388
3389 2011-05-06  Cary Coutant  <ccoutant@google.com>
3390
3391         * dwarf2out.c (contains_subprogram_definition): New function.
3392         (should_move_die_to_comdat): Call it.
3393
3394 2011-05-06  Jeff Law  <law@redhat.com>
3395
3396         * tree-ssa-threadupdate.c (create_block_for_threading): Do not call
3397         remove_ctrl_stmt_and_useless_edges.
3398         (create_duplicates): Call remove_ctrl_stmt_and_useless_edges.
3399         (fixup_template_block, thread_single_edge): Likewise.
3400         (mark_threaded_blocks): Use THREAD_TARGET.
3401
3402 2011-05-06  Alan Modra  <amodra@gmail.com>
3403
3404         PR target/48900
3405         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Use
3406         const0_rtx as the arg to the dummy __tls_get_addr libcall.
3407
3408 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
3409
3410         * config/i386/i386.md (*movdf_internal_nointeger): Apply "*"
3411         constraint modifier to "r".
3412
3413 2011-05-06  Joseph Myers  <joseph@codesourcery.com>
3414
3415         * config/rs6000/rs6000.c (rs6000_handle_option): Don't handle and
3416         fall through for OPT_mcmodel_.
3417
3418 2011-05-06  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3419
3420         * config/s390/s390.c (s390_asm_trampoline_template): Comment
3421         instruction sizes.
3422         (s390_trampoline_init): Replace UNITS_PER_WORD with UNITS_PER_LONG.
3423
3424 2011-05-06  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
3425
3426         PR target/47930
3427         * config/arm/arm.opt (marm): Document it.
3428         (mthumb): Reject negative variant.
3429
3430 2011-05-06  Uros Bizjak  <ubizjak@gmail.com>
3431
3432         PR target/48898
3433         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
3434         Fix typo in "ccvt" variable name.
3435
3436 2011-05-06  Tristan Gingold  <gingold@adacore.com>
3437
3438         PR target/48895
3439         * config/vms/vms-ar.c (main): Remove cwd variable.
3440
3441 2011-05-06  Jakub Jelinek  <jakub@redhat.com>
3442
3443         PR debug/48902
3444         * var-tracking.c (prepare_call_arguments): Move else before #endif.
3445
3446 2011-05-05  Nathan Froyd  <froydnj@codesourcery.com>
3447
3448         * except.c (sjlj_emit_dispatch_table): Call build_case_label.
3449         * gimplify.c (gimplify_switch_expr): Likewise.
3450         * omp-low.c (expand_omp_sections): Likewise.
3451         * tree-eh.c (lower_try_finally_switch): Likewise.
3452         (lower_eh_dispatch): Likewise.
3453         * tree.h (build_case_label): Declare.
3454         * tree.c (build_case_label): Define.
3455
3456 2011-05-05  Jason Merrill  <jason@redhat.com>
3457
3458         PR c++/40975
3459         * tree-inline.c (copy_tree_r): Use copy_statement_list.
3460         (copy_statement_list): Don't recurse.
3461         * stor-layout.c (copy_self_referential_tree_r): Don't allow
3462         STATEMENT_LIST.
3463
3464 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
3465
3466         * config/rs6000/rs6000.c (rs6000_handle_option): Don't fall
3467         through from -mfpu= handling.
3468         * config/rs6000/rs6000.opt (mfpu=): Use Var and Init.
3469
3470 2011-05-05  Bernd Schmidt  <bernds@codesourcery.com>
3471
3472         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 10]: Handle
3473         POST_MODIFY.
3474
3475 2011-05-05  Steve Ellcey  <sje@cup.hp.com>
3476
3477         * config.gcc (hppa*64*-*-hpux11*): Modify tm_file and extra_options
3478         for 11.31.
3479         (hppa[12]*-*-hpux11*): Ditto.
3480         (ia64*-*-hpux*): Add ia64/hpux-unix2003.h to tm_file.
3481         * config/ia64/hpux-unix2003.h: New.
3482         * config/pa/pa-hpux1131.opt: New.
3483         * config/pa/pa-hpux1131.h: New.
3484         * config/pa/pa64-hpux.h (STARTFILE_SPEC): Use unix2003.o if requested.
3485         * config/pa/pa-hpux.opt (flag_pa_unix): Check TARGET_HPUX_11_31 value.
3486         * config/pa/pa.h (TARGET_HPUX_11_31): Provide default (0) value.
3487
3488 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
3489
3490         PR debug/48853
3491         * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Pass mem_mode
3492         instead of mode as 3rd argument to recursive call.
3493         (mem_loc_descriptor) <case REG>: If POINTERS_EXTEND_UNSIGNED, don't
3494         emit DW_OP_GNU_regval_type if mode is Pmode and mem_mode is not
3495         VOIDmode.
3496         (mem_loc_descriptor) <case SYMBOL_REF>: If POINTERS_EXTEND_UNSIGNED,
3497         don't give up if mode is Pmode and mem_mode is not VOIDmode.
3498         (mem_loc_descriptor) <case CONST_INT>: If POINTERS_EXTEND_UNSIGNED,
3499         use int_loc_descriptor if mode is Pmode and mem_mode is not VOIDmode.
3500
3501 2011-05-05  Julian Brown  <julian@codesourcery.com>
3502
3503         * config/arm/neon.md (vec_set<mode>_internal): Fix misplaced
3504         parenthesis in D-register case.
3505
3506 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
3507
3508         * opt-functions.awk (var_type_struct): Handle Enum options.
3509         * optc-gen.awk: Don't check range of variables of character type.
3510         * config/rs6000/rs6000.c (rs6000_sched_insert_nops_str,
3511         rs6000_sched_costly_dep_str, rs6000_recip_name, rs6000_abi_name,
3512         rs6000_sdata_name, rs6000_explicit_options): Remove.
3513         (rs6000_option_override_internal): Check for -malign-power here.
3514         Use global_options_set instead of rs6000_explicit_options.
3515         (rs6000_parse_fpu_option): Remove.
3516         (rs6000_handle_option): Access variables via opts and opts_set
3517         pointers.  Use error_at and warning_at.  Add fall-through
3518         comments.  Don't handle OPT_mcmodel_, OPT_maix_struct_return,
3519         OPT_msvr4_struct_return, OPT_mvrsave, OPT_mspe, OPT_mcall_,
3520         OPT_msdata_, OPT_mtls_size_, OPT_mtraceback_, OPT_mfloat_gprs_,
3521         OPT_msched_costly_dep_, OPT_malign_ or OPT_mrecip_ explicitly
3522         here.  Don't use rs6000_parse_fpu_option.
3523         * config/rs6000/rs6000.h (fpu_type): Remove declaration.
3524         * config/rs6000/rs6000.opt (rs6000_long_double_type_size,
3525         rs6000_spe, rs6000_float_gprs): Remove TargetVariable entries.
3526         (mrecip=): Use Var.
3527         (mspe): Use Var and Save.
3528         (mtraceback=): Use Enum and Var.
3529         (rs6000_traceback_type): New Enum and EnumValue entries.
3530         (mfloat-gprs=): Use Enum, Var and Save.
3531         (rs6000_float_gprs): New Enum and EnumValue entries.
3532         (mlong-double-): use Var and Save.
3533         (msched-costly-dep=, minsert-sched-nops=): Use Var.
3534         (malign-): Use Enum and Var.
3535         (rs6000_alignment_flags): New Enum and EnumValue entries.
3536         (mfpu=): Use Enum.
3537         (fpu_type_t): New Enum and EnumValue entries.
3538         * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): Use
3539         global_options_set instead of rs6000_explicit_options.
3540         * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Use
3541         global_options_set instead of rs6000_explicit_options.
3542         * config/rs6000/aix53.h (SUBTARGET_OVERRIDE_OPTIONS): Use
3543         global_options_set instead of rs6000_explicit_options.
3544         * config/rs6000/aix61.h (SUBTARGET_OVERRIDE_OPTIONS): Use
3545         global_options_set instead of rs6000_explicit_options.
3546         * config/rs6000/e500-double.h (SUB3TARGET_OVERRIDE_OPTIONS): Use
3547         global_options_set instead of rs6000_explicit_options.
3548         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
3549         global_options_set instead of rs6000_explicit_options.
3550         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Remove commented-out
3551         definition.
3552         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
3553         global_options_set instead of rs6000_explicit_options.
3554         * config/rs6000/linux64.opt (mcmodel=): Use Enum and Var.
3555         (rs6000_cmodel): New Enum and EnumValue entries.
3556         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
3557         global_options_set instead of rs6000_explicit_options.
3558         * config/rs6000/sysv4.opt (mcall-, msdata=): Use Var.
3559         (mtls-size=): Use Enum and Var.
3560         (rs6000_tls_size): New Enum and EnumValue entries.
3561
3562 2011-05-05  Michael Matz  <matz@suse.de>
3563
3564         * config/alpha/elf.h (ENDFILE_SPEC): Add Ofast.
3565         * config/alpha/osf5.h (ENDFILE_SPEC): Add Ofast.
3566         * config/alpha/netbsd.h (ENDFILE_SPEC): Add Ofast.
3567         * config/sparc/linux.h (ENDFILE_SPEC): Add Ofast.
3568         * config/sparc/sp64-elf.h (ENDFILE_SPEC): Add Ofast.
3569         * config/sparc/sp-elf.h (ENDFILE_SPEC): Add Ofast.
3570         * config/sparc/linux64.h (ENDFILE_SPEC): Add Ofast.
3571         * config/sparc/freebsd.h (ENDFILE_SPEC): Add Ofast.
3572         * config/sparc/sol2.h (ENDFILE_SPEC): Add Ofast.
3573         * config/i386/cygwin.h (ENDFILE_SPEC): Add Ofast.
3574         * config/i386/gnu-user.h (ENDFILE_SPEC): Add Ofast.
3575         * config/i386/gnu-user64.h (ENDFILE_SPEC): Add Ofast.
3576         * config/i386/darwin.h (ENDFILE_SPEC): Add Ofast.
3577         * config/i386/mingw32.h (ENDFILE_SPEC): Add Ofast.
3578         * config/ia64/linux.h (ENDFILE_SPEC): Add Ofast.
3579         * config/mips/linux.h (ENDFILE_SPEC): Add Ofast.
3580
3581 2011-05-05  Richard Guenther  <rguenther@suse.de>
3582
3583         * expmed.c (expand_variable_shift): Rename to ...
3584         (expand_shift_1): ... this.  Take an expanded shift amount.
3585         For rotates recurse directly not building trees for the shift amount.
3586         (expand_variable_shift): Wrap around expand_shift_1.
3587         (expand_shift): Adjust.
3588
3589 2011-05-05  Jakub Jelinek  <jakub@redhat.com>
3590
3591         * gimplify.c (create_tmp_var_raw): Don't call build_type_variant.
3592
3593 2011-05-05  Eric Botcazou  <ebotcazou@adacore.com>
3594
3595         * tree.h (get_pending_sizes): Remove prototype.
3596         (put_pending_size): Likewise.
3597         (put_pending_sizes): Likewise.
3598         * stor-layout.c (pending_sizes): Delete.
3599         (get_pending_sizes): Likewise.
3600         (put_pending_size): Likewise.
3601         (put_pending_sizes): Likewise.
3602         (variable_size): Do not call put_pending_size and tidy up.
3603         * function.h (struct function): Remove dont_save_pending_sizes_p.
3604         * lto-streamer-in.c (input_function): Do not stream it.
3605         * lto-streamer-out.c (output_function): Likewise.
3606         * tree-inline.c (initialize_cfun): Do not copy it.
3607         * c-decl.c (store_parm_decls): Do not set it.
3608         * omp-low.c (create_task_copyfn): Likewise.
3609         * tree-optimize.c (tree_rest_of_compilation): Likewise.
3610
3611 2011-05-05  Uros Bizjak  <ubizjak@gmail.com>
3612
3613         * config/i386/i386.md (*movdf_internal_rex64): Simplify nested "if"
3614         conditions.
3615         (*movdf_internal): Ditto.
3616         (*movdf_internal_nointeger): Ditto.
3617         (*movsf_internal): Ditto.
3618
3619 2011-05-05  Joseph Myers  <joseph@codesourcery.com>
3620
3621         * c-decl.c (finish_decl): Don't call get_pending_sizes.
3622         (grokparm): Add parameter expr.  Pass it to grokdeclarator.
3623         (push_parm_decl): Add parameter expr.  Pass it to grokdeclarator.
3624         (c_variable_size): Remove.
3625         (grokdeclarator): Use save_expr instead of c_variable_size.  Don't
3626         call put_pending_sizes.
3627         (get_parm_info): Add parameter expr.  Use it to set
3628         arg_info->pending_sizes.
3629         (store_parm_decls): Use arg_info->pending_sizes instead or calling
3630         get_pending_sizes.
3631         * c-parser.c (c_parser_parms_declarator): Update call to
3632         c_parser_parms_list_declarator.
3633         (c_parser_parms_list_declarator): Take parameter expr.  Update
3634         call to push_parm_decl.  Update recursive call.  Don't call
3635         get_pending_sizes.  Update calls to get_parm_info.
3636         (c_parser_objc_method_definition): Update calls to
3637         c_parser_objc_method_decl and objc_start_method_definition.
3638         (c_parser_objc_methodproto): Update call to c_parser_objc_method_decl.
3639         (c_parser_objc_method_decl): Add parameter expr.  Update call to
3640         grokparm.
3641         (c_parser_objc_try_catch_finally_statement): Update call to grokparm.
3642         * c-tree.h (struct c_arg_info.pending_sizes): Change to a tree.
3643         (get_parm_info, grokparm, push_parm_decl): Update prototypes.
3644
3645 2011-05-05  Michael Hope  <michael.hope@linaro.org>
3646
3647         PR pch/45979
3648         * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for
3649         __ARM_EABI__ hosts.
3650
3651 2011-05-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3652
3653         * config/spu/spu.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
3654         (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
3655         (spu_output_mi_thunk): New function.
3656
3657 2011-05-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3658
3659         * config/sparc/sol2.h (ASM_OUTPUT_CALL): Use
3660         targetm.asm_out.print_operand.
3661         * config/sol2.c: Include target.h.
3662
3663 2011-05-04  Jan Hubicka  <jh@suse.cz>
3664
3665         * ipa-inline.c (reset_edge_caches): New function.
3666         (update_caller_keys): Add check_inlinablity_for; do not
3667         reset edge caches; remove now unnecesary loop.
3668         (update_callee_keys): Add comments; reset node_growth_cache of callee.
3669         (update_all_callee_keys): Likewise.
3670         (inline_small_functions): Sanity check cache; update code
3671         recomputing it.
3672
3673 2011-05-04  Bernd Schmidt  <bernds@codesourcery.com>
3674
3675         PR rtl-optimization/47612
3676         * df-problems.c (can_move_insns_across): Don't pick a cc0 setter
3677         as the last insn of the sequence to be moved.
3678
3679 2011-05-04  Tobias Burnus  <burnus@net-b.de>
3680
3681         PR fortran/48864
3682         * doc/invoke.texi (Ofast): Document that it
3683         enables Fortran's -fno-protect-parens.
3684
3685 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
3686
3687         * config/i386/i386.c (ix86_reorg): Run move_or_delete_vzeroupper first.
3688
3689 2011-05-04  Eric Botcazou  <ebotcazou@adacore.com>
3690
3691         * stor-layout.c (variable_size): Do not issue errors.
3692
3693 2011-05-04  Richard Guenther  <rguenther@suse.de>
3694
3695         * coverage.c (tree_coverage_counter_ref): Use integer_type_node
3696         for array-ref indices.
3697         (tree_coverage_counter_addr): Likewise.
3698         (build_fn_info_type): Use size_int for index types.
3699         (build_gcov_info): Likewise.
3700
3701 2011-05-04  Richard Guenther  <rguenther@suse.de>
3702
3703         * c-decl.c (check_bitfield_type_and_width): Do not pass NULL
3704         to build_int_cst.
3705         * c-typeck.c (really_start_incremental_init): Use bitsize_int
3706         for constructor indices.
3707         (push_init_level): Likewise.
3708
3709 2011-05-04  Richard Guenther  <rguenther@suse.de>
3710
3711         * explow.c (promote_mode): Move variable declarations before code.
3712
3713 2011-05-04  Nathan Froyd  <froydnj@codesourcery.com>
3714
3715         * tree.h (build_function_type_array): Declare.
3716         (build_varargs_function_type_array): Declare.
3717         (build_function_type_vec, build_varargs_function_type_vec): Define.
3718         * tree.c (build_function_type_array_1): New function.
3719         (build_function_type_array): New function.
3720         (build_varargs_function_type_array): New function.
3721
3722 2011-05-04  Richard Sandiford  <richard.sandiford@linaro.org>
3723
3724         * tree-vect-loop.c (vectorizable_reduction): Check reduction cost
3725         before setting STMT_VINFO_TYPE.
3726
3727 2011-05-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
3728
3729         * config/spu/spu.c (spu_gimplify_va_arg_expr): Call pass_by_reference
3730         instead of spu_pass_by_reference.
3731
3732 2011-05-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3733
3734         * calls.c (emit_library_call_value_1): Invoke
3735         promote_function_mode hook on libcall arguments.
3736         * explow.c (promote_function_mode, promote_mode): Handle TYPE
3737         argument being NULL.
3738         * targhooks.c (default_promote_function_mode): Lisewise.
3739         * config/s390/s390.c (s390_promote_function_mode): Likewise.
3740         * config/sparc/sparc.c (sparc_promote_function_mode): Likewise.
3741
3742         * doc/tm.texi: Document that TYPE argument might be NULL.
3743
3744 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
3745
3746         * config/bfin/bfin.c (bfin_cpus): Update silicon revisions.
3747
3748 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
3749
3750         From Bernd Schmidt
3751         * config/bfin/bfin.md (addsi3): Add an alternative for IREGS.
3752
3753 2011-05-04  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
3754
3755         * config/alpha/alpha.h (CODE_MASK, MIPS_IS_STAB, MIPS_MARK_STAB)
3756         (MIPS_UNMARK_STAB, SHASH_SIZE, THASH_SIZE, ALIGN_SYMTABLE_OFFSET):
3757         Move ...
3758         * mips-tfile.c: ... here.
3759         Don't include coretypes.h, tm.h, filenames.h.
3760         (saber_stop): Remove definition and all calls.
3761         [__SABER__]: Remove.
3762         (__LINE__): Remove default.
3763         (Size_t, Ptrdiff_t): Remove definitions.
3764         Replace by size_t, ptrdiff_t.
3765         [!MIPS_DEBUGGING_INFO]: Remove.
3766         (SHASH_SIZE, THASH_SIZE): Remove defaults.
3767         (progname): Add const.
3768         (STATIC): Remove.
3769         Replace all uses by static.
3770         (ALIGN_SYMTABLE_OFFSET): Remove default.
3771         * mips-tdump.c: Don't include coretypes.h, tm.h.
3772         Remove !MIPS_IS_STAB guard.
3773         * Makefile.in (mips-tfile.o): Remove $(RTL_H), coretypes.h,
3774         $(TM_H), filenames.h dependencies.
3775         (mips-tdump.o): Remove $(RTL_H), coretypes.h, $(TM_H) dependencies.
3776
3777 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
3778
3779         From Jie Zhang
3780         *config/bfin/bfin.c (bfin_extra_live_on_entry): New.
3781         (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
3782
3783 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
3784
3785         From Bernd Schmidt
3786         * config/bfin/bfin.h (FUNCTION_PROFILER): Take TARGET_LONG_CALLS into
3787         account and save/restore RETS.
3788         (PROFILE_BEFORE_PROLOGUE): Define.
3789         (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add tab character.  Correct
3790         the push insn to use predecrement.
3791
3792 2011-05-04  Stuart Henderson  <shenders@gcc.gnu.org>
3793
3794         From Jie Zhang
3795         * config/bfin/bfin.c (bfin_expand_prologue): Don't clobber P2.
3796
3797 2011-05-04  Nick Clifton  <nickc@redhat.com>
3798
3799         * config/mn10300/mn10300.c: Include cfgloop.h.
3800         (DUMP): New macro.
3801         (mn10300_insert_setlb_lcc): New function.  Inserts a SETLB and a
3802         Lcc or a FLcc insn into the instruction stream.
3803         (mn10300_block_contains_call): New function.  Returns true if the
3804         given basic block contains a CALL insn.
3805         (mn10300_loop_contains_call_insn): New function.  Returns true if
3806         the given loop contains a CALL insn.
3807         (mn10300_scan_for_setlb_lcc): New function.  Finds opportunities
3808         to use the SETLB and Lcc or FLcc insns.
3809         (mn10300_reorg): Invoke mn10300_scan_for_setlb_lcc when optimizing.
3810         (TARGET_FLAGS): Add MASK_ALLOW_SETLB.
3811         * config/mn10300/mn10300.opt (msetlb): New option.  Used to
3812         disable the SETLB optimization.
3813         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Add
3814         __SETLB__ or __NO_SETLB__.
3815         * config/mn10300/mn10300.md (UNSPEC_SETLB): New constant.
3816         (movsf_internal): Handle MDR register.
3817         (cmpsi): Make visible.
3818         (setlb): New pattern.
3819         (Lcc): New pattern.
3820         (FLcc): New pattern.
3821
3822 2011-05-04  Uros Bizjak  <ubizjak@gmail.com>
3823
3824         PR target/48860
3825         * config/i386/i386.md (*movdi_internal_rex64) Use %vmovd
3826         for reg<->xmm moves.
3827         * config/i386/sse.md (*vec_concatv2di_rex64_sse4_1): Ditto.
3828         (vec_concatv2di_rex64_sse): Ditto.
3829         (*sse2_storeq_rex64): Do not emit %v prefix for mov{q} mnemonic.
3830         (*vec_extractv2di_1_rex64): Ditto.
3831
3832         Revert:
3833         2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
3834
3835         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
3836         reg<->xmm moves.
3837         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.
3838
3839 2011-05-04  Richard Guenther  <rguenther@suse.de>
3840
3841         * tree.h (int_const_binop): Remove notrunc argument.
3842         * fold-const.c (int_const_binop): Remove notrunc argument.  Always
3843         create integer constants that are properly truncated.
3844         (extract_muldiv_1): Expand one notrunc int_const_binop caller.
3845         (const_binop): Remove zero notrunc argument to int_const_binop.
3846         (size_binop_loc): Likewise.
3847         (fold_div_compare): Likewise.
3848         (maybe_canonicalize_comparison_1): Likewise.
3849         (fold_comparison): Likewise.
3850         (fold_binary_loc): Likewise.
3851         (multiple_of_p): Likewise.
3852         * expr.c (store_constructor): Likewise.
3853         * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
3854         (maybe_fold_stmt_addition): Likewise.
3855         * ipa-prop.c (ipa_modify_call_arguments): Likewise.
3856         * stor-layout.c (layout_type): Likewise.
3857         * tree-data-ref.c (tree_fold_divides_p): Likewise.
3858         * tree-sra.c (build_ref_for_offset): Likewise.
3859         (build_user_friendly_ref_for_offset): Likewise.
3860         * tree-ssa-address.c (maybe_fold_tmr): Likewise.
3861         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
3862         * tree-ssa-loop-niter.c (inverse): Likewise.
3863         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
3864         * tree-ssa.c (maybe_rewrite_mem_ref_base): Likewise.
3865         * tree-switch-conversion.c (check_range): Likewise.
3866         (build_constructors): Likewise.
3867         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
3868         * tree-vrp.c (set_and_canonicalize_value_range): Likewise.
3869         (extract_range_from_assert): Likewise.
3870         (vrp_int_const_binop): Likewise.
3871         (extract_range_from_binary_expr): Likewise.
3872         (extract_range_from_unary_expr): Likewise.
3873         (check_array_ref): Likewise.
3874         (find_case_label_range): Likewise.
3875         (simplify_div_or_mod_using_ranges): Likewise.
3876         * tree-cfg.c (group_case_labels_stmt): Use double-ints for
3877         comparing case labels for merging.
3878
3879 2011-05-03  Mark Wielaard  <mjw@redhat.com>
3880
3881         * dwarf2out.c (debug_str_hash_forced): Removed.
3882         (gen_label_for_indirect_string): Removed.
3883         (get_debug_string_label): Removed.
3884         (AT_string_form): Generate label directly.
3885         (output_indirect_string): Test indirect_string_node for
3886         DW_FORM_strp instead of checking label and refcount.
3887         (prune_indirect_string): Removed.
3888         (prune_unused_types): Don't check debug_str_hash_forced or
3889         call prune_indirect_string.
3890
3891 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
3892
3893         PR other/48093
3894         * doc/invoke.texi: Document -mtls-dialect and GCC_COMPARE_DEBUG.
3895
3896 2011-05-04  Alexandre Oliva  <aoliva@redhat.com>
3897
3898         PR debug/47994
3899         PR debug/47919
3900         * combine.c (try_combine): Skip debug insns at m_split tests.
3901
3902 2011-04-26  Mark Wielaard  <mjw@redhat.com>
3903
3904         PR42288
3905         * dwarf2out.c (dwarf2out_finish): Always call output_aranges ()
3906         when info_section_emitted.
3907
3908 2011-05-03  Joseph Myers  <joseph@codesourcery.com>
3909
3910         * config/mips/mips-opts.h: New.
3911         * config/mips/mips.c (enum mips_r10k_cache_barrier_setting): Move
3912         to mips-opts.h.
3913         (mips_abi, mips_code_readable, mips_r10k_cache_barriee): Remove.
3914         (mips_handle_option): Don't handle OPT_mabi_, OPT_mcode_readable_
3915         or OPT_mr10k_cache_barrier_ here.  Access mips_cache_flush_func
3916         via opts pointer.
3917         * config/mips/mips.h (enum mips_code_readable_setting): Move to
3918         mips-opts.h.
3919         (mips_abi, mips_code_readable): Don't declare.
3920         * config/mips/mips.opt (config/mips/mips-opts.h): New HeaderInclude.
3921         (mabi=): Use Enum and Var.
3922         (mips_abi): New Enum and EnumValue entries.
3923         (mcode-readable=): Use Enum and Var.
3924         (mips_code_readable_setting): New Enum and EnumValue entries.
3925         (mr10k-cache-barrier=): Use Enum and Var.
3926         (mips_r10k_cache_barrier_setting): New Enum and EnumValue entries.
3927
3928 2011-05-03  Jan Hubicka  <jh@suse.cz>
3929
3930         * cgraph.h (cgraph_node_set_def, varpool_node_set_def): Move out of GTY;
3931         replace hash by pointer map.
3932         (cgraph_node_set_element_def, cgraph_node_set_element,
3933         const_cgraph_node_set_element, varpool_node_set_element_def,
3934         varpool_node_set_element, const_varpool_node_set_element): Remove.
3935         (free_cgraph_node_set, free_varpool_node_set): New function.
3936         (cgraph_node_set_size, varpool_node_set_size): Use vector size.
3937         * tree-emutls.c: Free varpool node set.
3938         * ipa-utils.c (cgraph_node_set_new, cgraph_node_set_add,
3939         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
3940         debug_cgraph_node_set, free_cgraph_node_set, varpool_node_set_new,
3941         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
3942         dump_varpool_node_set, free_varpool_node_set, debug_varpool_node_set):
3943         Move here from ipa.c; implement using pointer_map
3944         * ipa.c (cgraph_node_set_new, cgraph_node_set_add,
3945         cgraph_node_set_remove, cgraph_node_set_find, dump_cgraph_node_set,
3946         debug_cgraph_node_set, varpool_node_set_new,
3947         varpool_node_set_add, varpool_node_set_remove, varpool_node_set_find,
3948         dump_varpool_node_set, debug_varpool_node_set):
3949         Move to ipa-uitls.c.
3950         * passes.c (ipa_write_summaries): Update.
3951
3952 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
3953
3954         From Mike Frysinger:
3955         * config/bfin/bfin.c (bfin_cpus[]): Add 0.4 for
3956         bf542/bf544/bf547/bf548/bf549.
3957
3958 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
3959
3960         * expmed.c (extract_bit_field_1): Remove write-only variable "icode".
3961
3962 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
3963
3964         From Bernd Schmidt:
3965         * config/bfin/bfin.md (MOVCC): New mode_macro.
3966         (mov<mode>cc_insn1, mov<mode>cc_insn2, mov<mode>cc): Renamed from
3967         movsicc_insn1, movsicc_insn2 and movsicc and macroized.  Remove
3968         comments from generated assembly.
3969
3970 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
3971
3972         From Bernd Schmidt
3973         * config/bfin/t-bfin (LIB1ASMFUNCS): Add muldi3 and umulsi3_highpart.
3974         * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add muldi3.
3975         * config/bfin/t-bfin-linux (LIB1ASMFUNCS): Add muldi3.
3976         * config/bfin/t-bfin-uclinux (LIB1ASMFUNCS): Add muldi3.
3977         * config/bfin/lib1funcs.asm (___muldi3): New function.
3978
3979 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
3980
3981         * config/stormy16/stormy16 (xstormy16_init_builtins): Call
3982         build_function_type_list instead of build_function_type.
3983         Rearrange initialization of `args' to do so.
3984
3985 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
3986
3987         * config/i386/i386.c (ix86_code_end): Call build_function_type_list
3988         instead of build_function_type.
3989
3990 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
3991
3992         * config/rs6000/rs6000.c (spe_init_builtins): Call
3993         build_function_type_list instead of build_function_type.
3994         (paired_init_builtins, altivec_init_builtins): Likewise.
3995         (builtin_function_type): Likewise.
3996
3997 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
3998
3999         * config/sh/sh.c (sh_media_init_builtins): Call
4000         build_function_type_list instead of build_function_type.
4001
4002 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
4003
4004         * config/sparc/sparc.c (sparc_file_end): Call
4005         build_function_type_list instead of build_function_type.
4006
4007 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
4008
4009         * config/alpha/alpha.c (alpha_init_builtins): Call
4010         build_function_type_list instead of build_function_type.
4011
4012 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
4013
4014         * config/xtensa/xtensa.c (xtensa_init_builtins): Call
4015         build_function_type_list instead of build_function_type.
4016
4017 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
4018
4019         * config/iq2000/i2000.c (iq2000_init_builtins): Call
4020         build_function_type_list instead of build_function_type.
4021         Delete `endlink' variable.
4022
4023 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
4024
4025         * config/avr/avr.c (avr_init_builtins): Call
4026         build_function_type_list instead of build_function_type.
4027
4028 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
4029
4030         * config/picochip/picochip.c (picochip_init_builtins): Call
4031         build_function_type_list instead of build_function_type.
4032         Delete `endlink' variable.
4033
4034 2011-05-03  Nathan Froyd  <froydnj@codesourcery.com>
4035
4036         * config/bfin/bfin.c (bfin_init_builtins): Call
4037         build_function_type_list instead of build_function_type.
4038
4039 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
4040
4041         From Bernd Schmidt
4042         * config/bfin/bfin.md (rotrsi, rotlsi): Don't take INTVAL of anything
4043         that's not CONST_INT.  Seemingly redundant check is due to PR39768.
4044
4045 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
4046
4047         From Jie Zhang:
4048         * config/bfin/uclinux.h (LINK_GCC_C_SEQUENCE_SPEC): Make sure
4049         libbffastfp overrides libgcc when -mfast-fp.
4050
4051 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
4052
4053         Originally from Bernd Schmidt
4054         * config/bfin/uclinux.h (SUBTARGET_FDPIC_NOT_SUPPORTED): New macro.
4055         * config/bfin/bfin.c (override_options): Test it and error if
4056         TARGET_FDPIC.
4057
4058 2011-05-03  Stuart Henderson  <shenders@gcc.gnu.org>
4059
4060         Originally From Bernd Schmidt
4061         * config/bfin/bfin.c (override_options): Disable -fstack-limit for
4062         FD-PIC.
4063
4064 2011-05-03  Jeff Law  <law@redhat.com>
4065
4066         * tree-ssa-threadupdate.c (THREAD_TARGET): define.
4067         (remove_ctrl_stmt_and_useless_edges): Clear AUX field of outgoing edges.
4068         (craete_edge_and_update_destination_phis): Use THREAD_TARGET rather
4069         than accessing AUX field directly.  Free the AUX field before
4070         clearing it.
4071         (thread_block, thread_through_loop_header): Likewise.
4072         (thread_single_edge, mark_threaded_blocks): Likewise.
4073         (redirect_edges): Delay clearing the AUX field.  Free the AUX field.
4074         (register_jump_thread): Do not attempt to thread to a NULL edge.
4075
4076 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
4077
4078         * function.c (init_function_start): Call decide_function_section.
4079         * varasm.c (decide_function_section): New function.
4080         (assemble_start_function): When not using
4081         flag_reorder_blocks_and_partition, don't compute in_cold_section_p
4082         or first_function_block_is_cold.
4083         * rtl.h (decide_function_section): Declare.
4084
4085 2011-05-03  Uros Bizjak  <ubizjak@gmail.com>
4086             Jakub Jelinek  <jakub@redhat.com>
4087
4088         PR target/48774
4089         * config/i386/i386.c (ix86_match_ccmode): For CC{A,C,O,S}mode
4090         only succeed if req_mode is the same as set_mode.
4091
4092 2011-05-03  Bernd Schmidt  <bernds@codesourcery.com>
4093
4094         * gengenrtl.c (special_rtx): PC, CC0 and RETURN are special.
4095         * genemit.c (gen_exp): Handle RETURN.
4096         * emit-rtl.c (verify_rtx_sharing): Likewise.
4097         (init_emit_regs): Create pc_rtx, ret_rtx and cc0_rtx specially.
4098         * rtl.c (copy_rtx): RETURN is shared.
4099         * rtl.h (enum global_rtl_index): Add GR_RETURN.
4100         (ret_rtx): New.
4101         * jump.c (redirect_exp_1): Don't use gen_rtx_RETURN.
4102         * config/s390/s390.c (s390_emit_epilogue): Likewise.
4103         * config/rx/rx.c (gen_rx_rtsd_vector): Likewise.
4104         * config/cris/cris.c (cris_expand_return): Likewise.
4105         * config/m68k/m68k.c (m68k_expand_epilogue): Likewise.
4106         * config/rs6000/rs6000.c (rs6000_make_savres_rtx,
4107         rs6000_emit_epilogue, rs6000_output_mi_thunk): Likewise.
4108         * config/picochip/picochip.c (picochip_expand_epilogue): Likewise.
4109         * config/h8300/h8300.c (h8300_push_pop, h8300_expand_epilogue):
4110         Likewise.
4111         * config/v850/v850.c (expand_epilogue): Likewise.
4112         * config/bfin/bfin.c (bfin_expand_call): Likewise.
4113         * config/arm/arm.md (epilogue): Likewise.
4114         * config/mn10300/mn10300.c (mn10300_expand_epilogue): Likewise.
4115         * config/sparc/sparc.c (sparc_struct_value_rtx): Rename ret_rtx
4116         variable to ret_reg.
4117
4118 2011-05-03  Richard Guenther  <rguenther@suse.de>
4119
4120         PR lto/48846
4121         * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
4122         Stream decl_common.off_align instead of the derived DECL_OFFSET_ALIGN.
4123         * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
4124
4125 2011-05-03  Richard Guenther  <rguenther@suse.de>
4126
4127         * c-decl.c (grokdeclarator): Instead of looking at
4128         TREE_OVERFLOW check if the constant fits in the index type.
4129
4130 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
4131
4132         * config/arm/neon.md (vec_load_lanes<mode><mode>): New expanders,
4133         (vec_store_lanes<mode><mode>): Likewise.
4134
4135 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
4136
4137         * doc/md.texi (vec_load_lanes, vec_store_lanes): Document.
4138         * optabs.h (COI_vec_load_lanes, COI_vec_store_lanes): New
4139         convert_optab_index values.
4140         (vec_load_lanes_optab, vec_store_lanes_optab): New convert optabs.
4141         * genopinit.c (optabs): Initialize the new optabs.
4142         * internal-fn.def (LOAD_LANES, STORE_LANES): New internal functions.
4143         * internal-fn.c (get_multi_vector_move, expand_LOAD_LANES)
4144         (expand_STORE_LANES): New functions.
4145         * tree.h (build_array_type_nelts): Declare.
4146         * tree.c (build_array_type_nelts): New function.
4147         * tree-vectorizer.h (vect_model_store_cost): Add a bool argument.
4148         (vect_model_load_cost): Likewise.
4149         (vect_store_lanes_supported, vect_load_lanes_supported)
4150         (vect_record_strided_load_vectors): Declare.
4151         * tree-vect-data-refs.c (vect_lanes_optab_supported_p)
4152         (vect_store_lanes_supported, vect_load_lanes_supported): New functions.
4153         (vect_transform_strided_load): Split out statement recording into...
4154         (vect_record_strided_load_vectors): ...this new function.
4155         * tree-vect-stmts.c (create_vector_array, read_vector_array)
4156         (write_vector_array, create_array_ref): New functions.
4157         (vect_model_store_cost): Add store_lanes_p argument.
4158         (vect_model_load_cost): Add load_lanes_p argument.
4159         (vectorizable_store): Try to use store-lanes functions for
4160         interleaved stores.
4161         (vectorizable_load): Likewise load-lanes and loads.
4162         * tree-vect-slp.c (vect_get_and_check_slp_defs): Update call
4163         to vect_model_store_cost.
4164         (vect_build_slp_tree): Likewise vect_model_load_cost.
4165
4166 2011-05-03  Richard Sandiford  <richard.sandiford@linaro.org>
4167
4168         * hooks.h (hook_bool_mode_uhwi_false): Declare.
4169         * hooks.c (hook_bool_mode_uhwi_false): New function.
4170         * target.def (array_mode_supported_p): New hook.
4171         * doc/tm.texi.in (TARGET_ARRAY_MODE_SUPPORTED_P): Add @hook.
4172         * doc/tm.texi: Regenerate.
4173         * stor-layout.c (mode_for_array): New function.
4174         (layout_type): Use it.
4175         * config/arm/arm.c (arm_array_mode_supported_p): New function.
4176         (TARGET_ARRAY_MODE_SUPPORTED_P): Define.
4177
4178 2011-05-03  Eric Botcazou  <ebotcazou@adacore.com>
4179
4180         PR target/48723
4181         * config/i386/i386.c (ix86_expand_prologue): Do not probe the stack
4182         for -fstack-check if the size to allocate is negative.
4183
4184 2011-05-02  Lawrence Crowl  <crowl@google.com>
4185
4186         * timevar.h (timevar_cond_start): Remove unused POP_TIMEVAR_AND_RETURN.
4187         (timevar_cond_start): New for starting a timer only when it is not
4188         already running.
4189         (timevar_cond_stop): New for stopping a timer when it was not already
4190         running.
4191
4192         * timevar.c (timevar_stop): Enable start/stop timers to start again.
4193         (timevar_cond_start): New as above.
4194         (timevar_cond_stop): New as above.
4195
4196         * timevar.def: Add start/stop timers for compiler phases,
4197         TV_PHASE_SETUP, TV_PHASE_PARSING, TV_PHASE_DEFERRED, TV_PHASE_CGRAPH,
4198         TV_PHASE_DBGINFO (C), TV_PHASE_CHECK_DBGINFO (C++), TV_PHASE_GENERATE,
4199         and TV_PHASE_FINALIZE.
4200         Change push/pop timer TV_PARSE to TV_PARSE_GLOBAL.
4201         Add push/pop timers TV_PARSE_STRUCT, TV_PARSE_ENUM, TV_PARSE_FUNC,
4202         TV_PARSE_INLINE, TV_PARSE_INMETH, TV_TEMPLATE_INST.
4203         Change push/pop timer TV_NAME_LOOKUP into a start/stop timer.
4204         Make unused TV_OVERLOAD into a start/stop timer.
4205
4206         Remove unused timers TV_OVERLOAD, TV_TEMPLATE_INSTANTIATION.
4207         Mark the strings for TV_NAME_LOOKUP and TV_OVERLOAD with a "|"
4208         to indicate that they are start/stop timers.
4209
4210         * toplev.c (compile_file): Change TV_PARSE to TV_PARSE_GLOBAL.
4211         Add start/stop timers TV_PHASE_PARSING and TV_PHASE_GENERATE.
4212         Move initialization to do_compile.
4213         (do_compile): Add initialization from above.
4214         Add start/stop timers TV_PHASE_SETUP and TV_PHASE_FINALIZE.
4215
4216         * c-decl.c (c_write_global_declarations): Add start/stop of
4217         TV_PHASE_DEFERRED, TV_PHASE_CGRAPH, TV_PHASE_DBGINFO.
4218
4219         * c-parser.c (c_parser_declaration_or_fndef): Push/pop TV_PARSE_FUNC
4220         or TV_PARSE_INLINE, as appropriate.
4221         (c_parser_enum_specifier): Push/pop TV_PARSE_ENUM.
4222         (c_parser_struct_or_union_specifier): Push/pop TV_PARSE_STRUCT.
4223
4224 2011-05-02  Jason Merrill  <jason@redhat.com>
4225
4226         PR c++/40975
4227         * tree-inline.c (copy_tree_r): Handle STATEMENT_LIST.
4228
4229 2011-05-02  Simon Martin  <simartin@users.sourceforge.net>
4230
4231         PR c/35445
4232         * c-decl.c (finish_decl): Only create a composite if the types are
4233         compatible.
4234
4235 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
4236
4237         * config/fr30/fr30-protos.h (Mmode): Don't define.
4238         * config/m32r/m32r-protos.h (Mmode): Don't define.  Expand
4239         definition where used.
4240         * config/mn10300/mn10300-protos.h (Mmode, Cstar, Rclas): Don't
4241         define.  Expand definitions where used.
4242         * config/rx/rx-protos.h (Mmode, Fargs, Rcode): Don't define.
4243         Expand definitions where used.
4244         * config/rx/rx.c (rx_is_legitimate_address, rx_function_arg_size,
4245         rx_function_arg, rx_function_arg_advance,
4246         rx_function_arg_boundary): Expand definitions of those macros.
4247         * config/v850/v850-protos.h (Mmode): Don't define.  Expand
4248         definition where used.
4249
4250 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
4251
4252         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use %vmovq for
4253         reg<->xmm moves.
4254         (*mov<mode>_internal): Merge with *mov<mode>_internal_avx.
4255         (*movv2sf_internal_rex64): Use %vmovq for reg<->xmm moves.  Merge
4256         with *movv2sf_internal_rex64_avx.
4257         (*movv2sf_internal): Merge with *movv2sf_internal_avx.
4258         * config/i386/i386.md (*movdi_internal_rex64) <TYPE_SSEMOV>:
4259         Use %v prefix in insn mnemonic to handle TARGET_AVX.
4260         (*movdi_internal): Add "isa" attribute.  Use "maybe_vex" instead of
4261         "vex" in "prefix" attribute calculation.
4262         (*movdf_internal): Output AVX mnemonics.  Add "prefix" attribute.
4263
4264 2011-05-02  Stuart Henderson  <shenders@gcc.gnu.org>
4265
4266         PR target/47951
4267         * config/bfin/bfin.md (loop_end): Use matching constraints to ensure
4268         inputs match the output.
4269
4270 2011-05-02  Andreas Schwab  <schwab@linux-m68k.org>
4271
4272         PR target/47955
4273         * config/m68k/m68k.c (m68k_expand_prologue): Set
4274         current_function_static_stack_size.
4275
4276 2011-05-02   Jan Hubicka  <jh@suse.cz>
4277
4278         * lto-streamer.c (lto_streamer_cache_insert_1,
4279         lto_streamer_cache_lookup, lto_streamer_cache_create,
4280         lto_streamer_cache_delete): Use pointer map instead of hashtable.
4281         * lto-streamer.h (lto_streamer_cache_d): Turn node_map into pointer_map.
4282
4283 2011-05-02  Joseph Myers  <joseph@codesourcery.com>
4284
4285         * config/m68k/genopt.sh, config/m68k/m68k-isas.def,
4286         config/m68k/m68k-microarchs.def, config/m68k/m68k-opts.h,
4287         config/m68k/t-opts: New files.
4288         * config/m68k/m68k-tables.opt: New file (generated).
4289         * config.gcc (fido-*-*, m68k-*-*): Add m68k/m68k-tables.opt to
4290         extra_options and m68k/t-opts to tmake_file.
4291         * config/m68k/m68k.c (m68k_library_id_string): More to m68k.opt.
4292         (all_isas): Initialize using m68k-isas.def.
4293         (all_microarchs): Initialize using m68k-microarchs.def.
4294         (m68k_find_selection): Remove.
4295         (m68k_handle_option): Don't assert that global structures are in
4296         use.  Use error_at.  Access variables via opts pointer.  Don't
4297         handle -march=, -mcpu= and -mtune= here.  Set gcc_options fields
4298         directly for -m68020-40 and -m68020-60.
4299         (m68k_option_override): Set m68k_arch_entry, m68k_cpu_entry and
4300         m68k_tune_entry here.
4301         * config/m68k/m68k.h (enum uarch_type, enum target_device): Move
4302         to m68k-opts.h.
4303         (m68k_library_id_string): Remove declaration.
4304         * config/m68k/m68k.opt (config/m68k/m68k-opts.h): New HeaderInclude.
4305         (m68k_library_id_string): New Variable.
4306         (march=, mcpu=, mtune=): Use Enum and Var.
4307
4308 2011-05-02  Richard Guenther  <rguenther@suse.de>
4309
4310         * varasm.c (output_constructor_regular_field): Compute zero-based
4311         index with double-ints.  Make sure to ICE instead of producing
4312         wrong code.
4313         * cgraph.c (cgraph_add_thunk): Do not create new tree nodes
4314         in asserts.  Properly use a signed type.
4315
4316 2011-05-02  Uros Bizjak  <ubizjak@gmail.com>
4317
4318         * config/i386/sse.md (V): New mode iterator.
4319         (V_128): Rename from SSEMODE.  Make V2DF mode conditional on
4320         TARGET_SSE2.
4321         (V_256): Rename from AVX256MODE.
4322         (VF): Make V4SF mode unconditional.  Add TARGET_SSE instruction
4323         condition to all users.
4324         (VF1): Ditto.
4325         (VF2): Make V2DF mode unconditional.  Add TARGET_SSE2 instruction
4326         condition to all users.
4327         (VF_128): Make V4SF mode unconditional.
4328         (VF_256): Rename from AVX256MODEF2P.
4329         (VI4F_128): Rename from SSEMODE4S.
4330         (VI8F_128): Rename from SSEMODE2D.
4331         (VI4F_256): Rename from AVX256MODE8P.
4332         (VI8F_256): Rename from AVX256MODE4P.
4333         (avxsizesuffix): Add V16HI, V4DI, V8HI and V2DI modes.
4334         (ssescalarmodesuffix): Remove SF and DF modes.
4335         (SSEMODE124): Remove.
4336         (SSEMODE1248): Ditto.
4337         (SSEMODEF2P): Ditto.
4338         (AVXMODEF2P): Ditto.
4339         (AVXMODEFDP): Ditto.
4340         (AVXMODEFSP): Ditto.
4341         (VEC_EXTRACT_MODE): Make V16QI, V8HI, V4SI, V2DI, V4SF and V2DF modes
4342         unconditional.
4343         (VEC_EXTRACT_EVENODD_MODE): Rename from SSEMODE_EO.  Make V4SF mode
4344         unconditional.
4345         (xop_pcmov_<mode><avxsizesuffix>): Merge from xop_pcmov_<mode> and
4346         xop_pcmov_<mode>256.  Use V mode iterator.
4347
4348         Adjust RTX patterns globally for renamed mode attributes.
4349
4350 2011-05-02  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
4351
4352         * haifa-sched.c (sched_emit_insn): Emit insn before first
4353         non-scheduled insn.  Inform back-end about new insn.  Add
4354         new insn to scheduled_insns list.
4355
4356 2011-05-02  Richard Guenther  <rguenther@suse.de>
4357
4358         PR tree-optimization/48822
4359         * tree-ssa-sccvn.c (set_ssa_val_to): Never go up the lattice.
4360         (process_scc): Indicate which iteration we start.
4361
4362 2011-05-02  Jan Hubicka  <jh@suse.cz>
4363
4364         * lto-section-in.c (lto_input_1_unsigned): Move to lto-streamer.h
4365         (lto_section_overrun): New.
4366         * lto-section-out.c (append_block): Rename to ...
4367         (lto_append_block): ... this one; export.
4368         (lto_output_1_stream): Move lto lto-streamer.h
4369         (lto_output_data_stream): Update.
4370         * lto-streamer.h (lto_section_overrun, lto_append_block): Declare.
4371         (lto_output_1_stream, lto_input_1_unsigned): Turn into inline
4372         functions.
4373
4374 2011-05-02  Richard Guenther  <rguenther@suse.de>
4375
4376         * tree.c (tree_code_counts): New global array.
4377         (record_node_allocation_statistics): Count individual tree codes.
4378         (dump_tree_statistics): Dump individual code stats.
4379
4380 2011-05-01  Jan Hubicka  <jh@suse.cz>
4381
4382         * ipa-inline.c (caller_growth_limits): Fix thinko when
4383         looking for largest stack frame.
4384         * ipa-inline.h (dump_inline_summary): Declare.
4385         * ipa-inline-analysis.c (dump_inline_edge_summary): Dump info
4386         on stack usage.
4387         (dump_inline_summary): Export.
4388         (debug_inline_summary): Declare as DEBUG_FUNCTION.
4389
4390 2011-05-01  Anatoly Sokolov  <aesok@post.ru>
4391
4392         * reginfo.c (memory_move_cost): Change rclass argument type form
4393         'enum reg_class' to reg_class_t.
4394         * reload.h (memory_move_cost): Update prototype.
4395         * postreload.c reload_cse_simplify_set): Change type dclass var to
4396         reg_class_t.
4397         * ira-int.h (ira_allocate_cost_vector, ira_free_cost_vector):
4398         Update prototype.
4399         (ira_allocate_and_set_costs): Change aclass argument type form
4400         'enum reg_class' to reg_class_t.
4401         * ira-build.c (ira_allocate_cost_vector, ira_free_cost_vector):
4402         Change aclass argument type to reg_class_t.
4403         (update_conflict_hard_reg_costs): Change type aclass and pref vars
4404         to reg_class_t.
4405         * gcc/ira.c (setup_class_subset_and_memory_move_costs): Adjust
4406         memory_move_cost call.
4407
4408         * config/ia64/ia64.c (ia64_register_move_cost): Remove 'from' and
4409         'to' local var. Rename from_i and to_i arguments to 'from' and 'to'.
4410         Change type tmp var to reg_class_t.
4411
4412 2011-04-30  Jan Hubicka  <jh@suse.cz>
4413
4414         * ipa-inline.c (can_inline_edge_p): Disregard limits when
4415         inlining into function with flatten attribute.
4416         (want_inline_small_function_p): Be more realistic about inlining
4417         cold calls where callee size grows.
4418
4419 2011-04-30  Jan Hubicka  <jh@suse.cz>
4420
4421         * cgraph.c (cgraph_create_virtual_clone): Clear constructor/destructor
4422         flags.
4423
4424 2011-04-30  Anatoly Sokolov  <aesok@post.ru>
4425
4426         * config/sparc/sparc.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS,
4427         PRINT_OPERAND_PUNCT_VALID_P): Remove.
4428         * config/sparc/sparc-protos.h (print_operand): Remove declaration.
4429         * config/sparc/sparc.c (TARGET_PRINT_OPERAND_PUNCT_VALID_P,
4430         TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
4431         (print_operand): Rename to...
4432         (sparc_print_operand): ...this. Make static. Adjust
4433         sparc_print_operand function call.
4434         (sparc_print_operand_punct_valid_p, sparc_print_operand_address): New
4435         functions.
4436
4437 2011-04-30  Jan Hubicka  <jh@suse.cz>
4438
4439         PR middle-end/48752
4440         * ipa-inline.c (early_inliner): Disable when doing late
4441         addition of function.
4442
4443 2011-04-30  Jakub Jelinek  <jakub@redhat.com>
4444
4445         * dwarf2out.c (get_address_mode): New inline.
4446         (mem_loc_descriptor): Add MEM_MODE parameter, adjust recursive calls,
4447         if not dwarf_strict emit
4448         DW_OP_GNU_{{const,regval,deref}_type,convert,reinterpret} when
4449         desirable.  Handle FLOAT_EXTEND, FLOAT_TRUNCATE, FLOAT,
4450         UNSIGNED_FLOAT, FIX and UNSIGNED_FIX.  Just return NULL for
4451         FMA, STRICT_LOW_PART, CONST_VECTOR and CONST_FIXED.
4452         (dwarf2out_frame_debug_cfa_expression, reg_loc_descriptor,
4453         dw_loc_list_1, cst_pool_loc_descr, loc_list_from_tree): Adjust
4454         mem_loc_descriptor callers.
4455         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
4456         output_loc_operands_raw, hash_loc_operands, compare_loc_operands):
4457         Handle DW_OP_GNU_const_type, DW_OP_GNU_regval_type,
4458         DW_OP_GNU_deref_type, DW_OP_GNU_convert and DW_OP_GNU_reinterpret.
4459         (base_types): New variable.
4460         (get_base_type_offset, calc_base_type_die_sizes,
4461         base_type_for_mode, mark_base_types, base_type_cmp,
4462         move_marked_base_types): New functions.
4463         (calc_die_sizes): Assert that die_offset is 0 or equal to
4464         next_die_offset.
4465         (loc_descriptor): Only handle here lowpart SUBREGs of REG, for
4466         others defer to mem_loc_descriptor.  Adjust mem_loc_descriptor
4467         callers.  If not dwarf_strict, call mem_loc_descriptor even for
4468         non-MODE_INT modes or MODE_INT modes larger than DWARF2_ADDR_SIZE.
4469         (gen_subprogram_die): Don't give up on call site parameters
4470         with non-integral or large integral modes.  Adjust
4471         mem_loc_descriptor callers.
4472         (prune_unused_types): Call prune_unused_types_mark on base_types
4473         vector entries.
4474         (resolve_addr): Call mark_base_types.
4475         (dwarf2out_finish): Call move_marked_base_types.
4476
4477         PR tree-optimization/48809
4478         * tree-switch-conversion.c (build_arrays): Compute tidx in unsigned
4479         type.
4480         (gen_inbound_check): Don't compute index_expr - range_min in utype
4481         again, instead reuse SSA_NAME initialized in build_arrays.
4482         Remove two useless gsi_for_stmt calls.
4483
4484 2011-04-29  Jeff Law  <law@redhat.com>
4485
4486         * tree-ssa-threadedge.c (thread_across_edge): Add missing return.
4487
4488 2011-04-29  Martin Jambor  <mjambor@suse.cz>
4489
4490         * cgraph.h (cgraph_postorder): Remove declaration.
4491         * ipa-utils.h (ipa_free_postorder_info): Declare.
4492         (ipa_reverse_postorder): Likewise.
4493         * cgraphunit.c: Include ipa-utils.h.
4494         (cgraph_expand_all_functions): Update call to ipa_reverse_postorder.
4495         * ipa-inline.c: Include ipa-utils.h.
4496         (ipa_inline): Update call to ipa_reverse_postorder.
4497         * ipa-pure-const.c (propagate_pure_const): Update call to
4498         ipa_reduced_postorder and ipa_print_order.  Call
4499         ipa_free_postorder_info to clean up.
4500         (propagate_nothrow): Likewise.
4501         * ipa-reference.c (propagate): Removed a useless call to
4502         ipa_utils_reduced_inorder, updated a call to ipa_reduced_postorder
4503         and ipa_print_order.  Call ipa_free_postorder_info to clean up.
4504         * ipa.c: Include ipa-utils.h.
4505         (ipa_profile): Update call to ipa_reverse_postorder.
4506         (cgraph_postorder): Moved to...
4507         * ipa-utils.c (ipa_reverse_postorder): ...here and renamed.
4508         (ipa_utils_print_order): Renamed to ipa_print_order.
4509         (ipa_utils_reduced_inorder): Renamed to ipa_reduced_postorder. Updated
4510         comments.
4511         (ipa_free_postorder_info): New function.
4512         * passes.c: Include ipa-utils.h.
4513         (do_per_function_toporder): Update call to ipa_reverse_postorder.
4514         (ipa_write_summaries): Likewise.
4515         * Makefile.in (passes.o): Add IPA_UTILS_H to dependencies.
4516         (cgraphunit.o): Likewise.
4517         (ipa.o): Likewise.
4518         (ipa-inline.o): Likewise.
4519
4520 2011-04-29  Jan Hubicka  <jh@suse.cz>
4521
4522         * gcc.dg/tree-ssa/inline-10.c: New testcase.
4523         * gcc.dg/tree-ssa/inline-9.c: Disable partial inlining.
4524         * ipa-inline.h (clause_t): Turn into unsigned int.
4525         * ipa-inline-analysis.c (add_clause): Do more simplification.
4526         (and_predicates): Shortcut more cases.
4527         (predicates_equal_p): Move forward; check that clauses are properly
4528         ordered.
4529         (or_predicates): Shortcut more cases.
4530         (edge_execution_predicate): Rewrite as...
4531         (set_cond_stmt_execution_predicate): ... this function; handle
4532         __builtin_constant_p.
4533         (set_switch_stmt_execution_predicate): New .
4534         (compute_bb_predicates): New.
4535         (will_be_nonconstant_predicate): Update TODO.
4536         (estimate_function_body_sizes): Use compute_bb_predicates
4537         and free them later, always try to estimate if stmt is constant.
4538         (estimate_time_after_inlining, estimate_size_after_inlining):
4539         Gracefully handle optimized out edges.
4540         (read_predicate): Fix off by one error.
4541
4542 2011-04-29  Nicola Pero  <nicola.pero@meta-innovation.com>
4543
4544         * Makefile.in (ENABLE_MAINTAINER_RULES): New.
4545
4546 2011-04-27  Xinliang David Li  <davidxl@google.com>
4547
4548         * tree-profile.c (init_ic_make_global_vars): Set
4549         tls attribute on ic vars.
4550         * coverage.c (coverage_end_function): Initialize
4551         function_list with zero.
4552
4553 2011-04-29  Richard Guenther  <rguenther@suse.de>
4554
4555         * builtins.c (fold_builtin_classify_type): Use integer_type_node
4556         for the type of the result.
4557         (fold_builtin_isascii): Likewise.
4558         (fold_builtin_toascii): Use integer_type_node where appropriate.
4559         (fold_builtin_logb): Likewise.
4560         (fold_builtin_frexp): Likewise.
4561         (fold_builtin_strstr): Likewise.
4562         (fold_builtin_strpbrk): Likewise.
4563         (fold_builtin_fputs): Likewise.
4564         (fold_builtin_sprintf): Likewise.
4565         (fold_builtin_snprintf): Likewise.
4566         (fold_builtin_printf): Likewise.
4567         (do_mpfr_remquo): Use a proper type for the assigned constant.
4568         (do_mpfr_lgamma_r): Likewise.
4569         * dwarf2out.c (resolve_one_addr): Use size_int.
4570         * except.c (init_eh): Likewise.
4571         (assign_filter_values): Use integer_type_node for filter values.
4572         (sjlj_emit_dispatch_table): Use integer_type_node for dispatch
4573         indices.
4574         * tree-cfg.c (move_stmt_eh_region_tree_nr): Use integer_type_node
4575         for EH region numbers.
4576         * tree-vrp.c (simplify_div_or_mod_using_ranges): Use integer_type_node
4577         for the shift amount.
4578
4579 2011-04-29  Richard Guenther  <rguenther@suse.de>
4580
4581         * expr.h (expand_shift): Rename to ...
4582         (expand_variable_shift): ... this.
4583         (expand_shift): Take a constant shift amount.
4584         * expmed.c (expand_shift): Rename to ...
4585         (expand_variable_shift): ... this.
4586         (expand_shift): New wrapper around expand_variable_shift.
4587         * expr.c (convert_move, emit_group_load_1, emit_group_store,
4588         optimize_bitfield_assignment_op, store_field, expand_expr_real_2,
4589         expand_expr_real_1, reduce_to_bit_field_precision): Adjust.
4590         * expmed.c (store_fixed_bit_field, extract_bit_field_1,
4591         extract_fixed_bit_field, extract_split_bit_field, expand_mult_const,
4592         expand_mult, expand_widening_mult, expand_mult_highpart_adjust,
4593         extract_high_half, expand_sdiv_pow2, expand_divmod, emit_cstore,
4594         emit_store_flag_1, emit_store_flag): Likewise.
4595         * builtins.c (expand_builtin_signbit): Likewise.
4596         * calls.c (load_register_parameters): Likewise.
4597         * function.c (assign_parm_setup_block): Likewise.
4598         * lower-subreg.c (resolve_shift_zext): Likewise.
4599         * optabs.c (widen_bswap, expand_abs_nojump,
4600         expand_one_cmpl_abs_nojump, expand_float): Likewise.
4601         * spu/spu.c (spu_expand_extv): Likewise.
4602         * sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
4603
4604 2011-04-29  Richard Guenther  <rguenther@suse.de>
4605
4606         * tree-inline.c (remap_eh_region_tree_nr): Use integer_type_node
4607         for the remapped region number.
4608         * predict.c (build_predict_expr): Use integer_type_node for the
4609         predict kind.
4610         * fold-const.c (fold_binary_loc): Use integer_type_node for
4611         the shift amount.  Use a proper type for the PLUS_EXPR operand.
4612
4613 2011-04-29  Michael Matz  <matz@suse.de>
4614
4615         * lto-streamer.c (lto_streamer_cache_insert_1): Accept to override
4616         other trees that just builtins.
4617         (lto_record_common_node): Don't leave NULL TYPE_CANONICAL.
4618
4619 2011-04-29  Richard Guenther  <rguenther@suse.de>
4620
4621         * tree-nested.c (get_trampoline_type): Use size_int.
4622         (get_nl_goto_field): Likewise.
4623         * tree-eh.c (lower_try_finally_switch): Use integer_type_node
4624         for all indexes.
4625         (lower_eh_constructs_2): Likewise.
4626         (lower_resx): Likewise.
4627         (lower_eh_dispatch): Likewise.
4628         * tree-mudflap.c (mf_build_string): Use size_int.
4629         (mudflap_register_call): Use integer_type_node for the flag.
4630         (mudflap_enqueue_constant): Use size_int.
4631         * tree-chrec.c (reset_evolution_in_loop): Copy CHREC_VAR
4632         instead of rebuilding it.
4633
4634 2011-04-29  Richard Guenther  <rguenther@suse.de>
4635
4636         * tree-ssa-structalias.c (get_fi_for_callee): Restructure.
4637         Handle OBJ_TYPE_REF.
4638         (find_func_aliases_for_call): Use it more consistently.
4639
4640 2011-04-29  Alexandre Oliva  <aoliva@redhat.com>
4641
4642         * haifa-sched.c (last_nondebug_scheduled_insn): New.
4643         (rank_for_schedule): Use it.
4644         (schedule_block): Set it.
4645
4646 2011-04-28  David Li  <davidxl@google.com>
4647
4648         * tree.c (crc32_string): Use crc32_byte.
4649         (crc32_byte): New function.
4650         * tree.h (crc32_byte): New function.
4651         * gcov.c (read_graph_file): Handle new cfg_cksum.
4652         (read_count_file): Ditto.
4653         * profile.c (instrument_values): Ditto.
4654         (get_exec_counts): Ditto.
4655         (read_profile_edge_counts): Ditto.
4656         (compute_branch_probabilities): Ditto.
4657         (compute_value_histograms): Ditto.
4658         (branch_prob): Ditto.
4659         (end_branch_prob): Ditto.
4660         * coverage.c (read_counts_file): Ditto.
4661         (get_coverage_counts): Ditto.
4662         (tree_coverage_counter_addr): Ditto.
4663         (coverage_checksum_string): Ditto.
4664         (coverage_begin_output): Ditto.
4665         (coverage_end_function): Ditto.
4666         (build_fn_info_type): Ditto.
4667         (build_fn_info_value): Ditto.
4668         * libgcov.c (gcov_exit): Ditto.
4669         * gcov-dump.c (tag_function): Ditto.
4670         (compute_checksum): Remove.
4671
4672 2011-04-29  Alan Modra  <amodra@gmail.com>
4673
4674         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
4675         unspec plus offset.  Tidy macho code.
4676
4677 2011-04-29  Martin Jambor  <mjambor@suse.cz>
4678
4679         * cgraphunit.c (cgraph_preserve_function_body_p): Accept a cgraph
4680         node instead of a decl.  Update all callers.
4681         * cgraph.h: Update declaration.
4682
4683 2011-04-28  Ira Rosen  <ira.rosen@linaro.org>
4684
4685         PR tree-optimization/48765
4686         * tree-vectorizer.h (vect_make_slp_decision): Return bool.
4687         * tree-vect-loop.c (vect_analyze_loop_operations): Add new argument
4688         to indicate if loop aware SLP is being used.  Scan the statements
4689         and update the vectorization factor according to the type of
4690         vectorization before statement analysis.
4691         (vect_analyze_loop_2): Get a return value from vect_make_slp_decision,
4692         pass it to vect_analyze_loop_operations.
4693         (vectorizable_reduction): Set number of copies to 1 in case of pure
4694         SLP statement.
4695         * tree-vect-stmts.c (vectorizable_conversion,
4696         vectorizable_assignment, vectorizable_shift,
4697         vectorizable_operation, vectorizable_type_demotion,
4698         vectorizable_type_promotion, vectorizable_store, vectorizable_load):
4699         Likewise.
4700         (vectorizable_condition): Move the check that it is not SLP
4701         vectorization before the number of copies check.
4702         * tree-vect-slp.c (vect_make_slp_decision): Return TRUE if decided
4703         to vectorize the loop using SLP.
4704
4705 2011-04-28  Jakub Jelinek  <jakub@redhat.com>
4706
4707         PR middle-end/48597
4708         * final.c (final_scan_insn): Call dwarf2out_frame_debug even for
4709         inline asm.
4710
4711 2011-04-28  Joseph Myers  <joseph@codesourcery.com>
4712
4713         * config.gcc (*-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* |
4714         *-*-kopensolaris*-gnu): Don't define SINGLE_LIBC.
4715         (i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
4716         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
4717         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Don't use
4718         linux*.h headers.
4719         * config/gnu-user.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Define.
4720         * config/i386/gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
4721         * config/i386/kfreebsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
4722         * config/i386/knetbsd-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
4723         * config/i386/kopensolaris-gnu.h (MD_UNWIND_SUPPORT): Don't undefine.
4724         * config/i386/linux-unwind.h (x86_fallback_frame_state): Don't use
4725         REG_NAME.
4726         * config/i386/linux.h (REG_NAME): Don't define.
4727         * config/i386/linux64.h (REG_NAME): Don't define.
4728         * config/linux.h (TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS):
4729         Undefine before defining.
4730
4731 2011-04-28  Jan Hubicka  <jh@suse.cz>
4732
4733         * ipa-inline-analysis.c (will_be_nonconstant_predicate): Take
4734         nonconstant_names array.
4735         (estimate_function_body_sizes): Build nonconstant_names array; handle
4736         BUILT_IN_CONSTANT_P.
4737
4738 2011-04-28  Richard Guenther  <rguenther@suse.de>
4739
4740         PR bootstrap/48804
4741         Revert
4742         2011-04-28  Richard Guenther  <rguenther@suse.de>
4743
4744         * tree-ssa-structalias.c (solve_constraints): Build succ graph
4745         as late as possible.
4746
4747 2011-04-28  Richard Guenther  <rguenther@suse.de>
4748
4749         * tree-ssa-structalias.c (dump_constraint): Don't end the line.
4750         (debug_constraint): Do it here.
4751         (dump_constraints): And here.
4752         (rewrite_constraints): And here.
4753         (dump_constraint_edge): Remove.
4754         (dump_constraint_graph): Rewrite to produce DOT output.
4755         (solve_constraints): Build succ graph as late as possible.
4756         Dump constraint graphs before and after solving.
4757
4758 2011-04-28  Richard Guenther  <rguenther@suse.de>
4759
4760         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
4761         New function split out from ...
4762         (find_func_aliases): ... here.  Call it.
4763         (find_func_aliases_for_call): Likewise.
4764
4765 2011-04-27  Gabriel Dos Reis  <gdr@integrable-solutions.net>
4766
4767         * internal-fn.h (internal_fn_name_array): Declare.
4768         (internal_fn_flags_array): Likewise.
4769
4770 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
4771
4772         * config/i386/i386.md (ssemodesuffix):  Merge with ssevecsize,
4773         ssemodefsuffix, ssescalarmodesuffix and avxmodesuffixp.
4774         Move from sse.md.
4775         (ssemodefsuffix): Remove.
4776         (ssevecmodesuffix): New mode attribute.
4777         (fix_trunc<mode>di_sse, fix_trunc<mode>si_sse,
4778         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
4779         *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
4780         *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
4781         *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit, setcc_<mode>_sse,
4782         *sqrt<mode>2_sse, sse4_1_round<mode>2, <smaxmin:code><mode>3,
4783         *ieee_smin<mode>3, *ieee_smax<mode>3): Adjust assembler templates for
4784         ssemodesuffix mode attribute.
4785         (float splitters): Use ssevecmodesuffix mode attribute.
4786         * config/i386/sse.md (ssescalarmode): Merge with avxscalarmode.
4787         (sseinsmode): Rename from avxvecmode.
4788         (avxsizesuffix): Rename from avxmodesuffix.
4789         (sseintvecmode): Rename from avxpermvecmode.
4790         (ssedoublevecmode): Rename from ssedoublesizemode.
4791         (ssehalfvecmode): Rename from avxhalfvecmode.
4792         (ssescalarmode): Rename from avxscalarmode.
4793         (<sse>_comi, <sse>_ucomi, sse4a_movnt<mode>): Adjust assembler
4794         templates for ssemodesuffix mode attribute.
4795         (*andnot<mode>3, *<any_logic:code><mode>3): Use ssevecmodesuffix
4796         mode attribute.
4797
4798         Adjust RTX patterns globally for renamed mode attributes.
4799
4800 2011-04-27  Jan Hubcika  <jh@suse.cz>
4801
4802         * ipa-inline.h (struct inline_edge_summary): Add predicate pointer.
4803         * ipa-inline-analysis.c: Include alloc-pool.h.
4804         (edge_predicate_pool): New.
4805         (trye_predicate_p): New function
4806         (false_predicate_p): New function.
4807         (add_clause): Sanity check that false clauses are "optimized";
4808         never add clauses to predicate that is already known to be false.
4809         (and_predicate): Use flase_predicate_p.
4810         (evaulate_predicate): Rename to ...
4811         (evaluate_predicate): ... this one; update all callers; assert
4812         that false is not listed among possible truths.
4813         (dump_predicate): Use true_predicate_p.
4814         (account_size_time): Use false_predicate_p.
4815         (evaulate_conditions_for_edge): Rename to ...
4816         (evaluate_conditions_for_edge) ... this one.
4817         (edge_set_predicate): New function.
4818         (inline_edge_duplication_hook): Duplicate edge predicates.
4819         (inline_edge_removal_hook): Free edge predicates.
4820         (dump_inline_edge_summary): Add INFO parameter; dump edge predicates.
4821         (dump_inline_summary): Update.
4822         (estimate_function_body_sizes): Set edge predicates.
4823         (estimate_calls_size_and_time): Handle predicates.
4824         (estimate_callee_size_and_time): Update.
4825         (remap_predicate): Add toplev_predicate; update comment.
4826         (remap_edge_predicates): New function.
4827         (inline_merge_summary): Compute toplev predicate; update.
4828         (read_predicate): New function.
4829         (read_inline_edge_summary): Use it.
4830         (inline_read_section): Likewise.
4831         (write_predicate): New function.
4832         (write_inline_edge_summary): Use it.
4833         (inline_write_summary): Likewise.
4834         (inline_free_summary): Free alloc pool and edge summary vec.
4835
4836 2011-04-27  Richard Guenther  <rguenther@suse.de>
4837
4838         * tree-ssa-structalias.c (changed_count): Remove.
4839         (changed): Use a bitmap.
4840         (unify_nodes): Adjust.
4841         (do_sd_constraint): Likewise.
4842         (do_ds_constraint): Likewise.
4843         (do_complex_constraint): Likewise.
4844         (solve_graph): Likewise.
4845
4846 2011-04-27  Jan Hubicka  <jh@suse.cz>
4847
4848         * cgraphunit.c (cgraph_process_new_functions): Fix ordering issue.
4849
4850 2011-04-27  Uros Bizjak  <ubizjak@gmail.com>
4851
4852         * config/i386/predicates.md (avx_vpermilp_*_operand): Remove.
4853         (avx_vperm2f128_*_operand): Ditto.
4854         * config/i386/sse.md (*avx_vpermilp<mode>): Remove operand2 predicate.
4855         Use avx_vpermilp_parallel in insn condition.
4856         (*avx_vperm2f128<mode>_nozero): Remove operand3 predicate.
4857         Use avx_vperm2f128_parallel in insn condition.
4858
4859 2011-04-27  Richard Guenther  <rguenther@suse.de>
4860
4861         * Makefile.in (tree-ssa-structalias.o): Remove
4862         gt-tree-ssa-structalias.h dependency.
4863         (GTFILES): Remove tree-ssa-structalias.c.
4864         * tree.c (allocate_decl_uid): New function.
4865         (make_node_stat): Use it.
4866         (copy_node_stat): Likewise.
4867         * tree.h (allocate_decl_uid): Declare.
4868         * tree-ssa-alias.h (delete_alias_heapvars): Remove.
4869         * tree-ssa.c (delete_tree_ssa): Do not call delete_alias_heapvars.
4870         * tree-flow.h (struct var_ann_d): Remove is_heapvar flag.
4871         * tree-ssa-live.c (remove_unused_locals): Do not check is_heapvar flag.
4872         * tree-ssa-structalias.c (heapvar_for_stmt): Remove.
4873         (struct heapvar_map): Likewise.
4874         (heapvar_map_eq, heapvar_map_hash, heapvar_lookup,
4875         heapvar_insert): Likewise.
4876         (make_heapvar_for): Rename to ...
4877         (make_heapvar): ... this.  Simplify.
4878         (fake_var_decl_obstack): New global var.
4879         (build_fake_var_decl): New function.
4880         (make_constraint_from_heapvar): Adjust.
4881         (handle_lhs_call): Likewise.
4882         (create_function_info_for): Likewise.
4883         (intra_create_variable_infos): Likewise.
4884         (init_alias_vars): Allocate fake_var_decl_obstack.
4885         (init_alias_heapvars, delete_alias_heapvars): Remove.
4886         (compute_points_to_sets): Do not call init_alias_heapvars.
4887         (ipa_pta_execute): Likewise.
4888         (delete_points_to_sets): Free fake_var_decl_obstack.
4889
4890 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
4891
4892         * config/spu/divmovti4.c (union qword_UTItype): New data type.
4893         (si_from_UTItype, si_to_UTItype): New functions.
4894         (__udivmodti4): Use them to implement type-punning.
4895         * config/spu/multi3.c (union qword_TItype): New data type.
4896         (si_from_TItype, si_to_TItype): New functions.
4897         (__multi3): Use them to implement type-punning.
4898
4899 2011-04-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
4900
4901         * config/spu/spu.c (spu_expand_epilogue): Do not emit barrier.
4902
4903 2011-04-27  Jan Hubicka  <jh@suse.cz>
4904
4905         * ipa-prop.c (function_insertion_hook_holder): New holder.
4906         (ipa_add_new_function): New function.
4907         (ipa_register_cgraph_hooks, ipa_unregister_cgraph_hooks):
4908         Register/deregister holder.
4909
4910 2011-04-27  Richard Guenther  <rguenther@suse.de>
4911
4912         PR tree-optimization/48772
4913         * tree-ssa-pre.c (eliminate): Update call stmts after elimination only.
4914
4915 2011-04-27  Richard Guenther  <rguenther@suse.de>
4916
4917         * tree-ssa-alias.c (indirect_refs_may_alias_p): Fix
4918         TARGET_MEM_REF handling.
4919
4920 2011-04-27  Nick Clifton  <nickc@redhat.com>
4921
4922         * config/frv/frv.h (enum reg_class): Delete EVEN_ACC_REGS,
4923         ACC_REGS, FEVEN_REGS, FPR_REGS, EVEN_REGS.
4924         (REG_CLASS_NAMES): Likewise.
4925         (REG_CLASS_CONTENTS): Likewise.
4926         (EVEN_ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
4927         (ACC_REGS): New macro.  Alias for QUAD_ACC_REGS.
4928         (FEVEN_REGS): New macro.  Alias for QUAD_ACC_REGS.
4929         (FPR_REGS): New macro.  Alias for QUAD_ACC_REGS.
4930         (EVEN_REGS): New macro.  Alias for QUAD_REGS.
4931         * config/frv/frv.c (frv_secondary_reload_class): Remove use of
4932         duplicate register classes.
4933         (frv_class_likely_spilled_p): Likewise.
4934         (frv_register_move_cost): Likewise.
4935
4936         * config/mcore/mcore.h (REGNO_REG_CLASS): Do not index beyond the
4937         end of the regno_reg_class array.
4938
4939 2011-04-27  Jakub Jelinek  <jakub@redhat.com>
4940
4941         PR c/48742
4942         * c-typeck.c (build_binary_op): Don't wrap arguments if
4943         int_operands is true.
4944
4945 2011-04-26  Kaz Kojima  <kkojima@gcc.gnu.org>
4946
4947         PR target/48767
4948         * config/sh/sh.c (sh_gimplify_va_arg_expr): Don't call
4949         targetm.calls.must_pass_in_stack for void type.
4950
4951 2011-04-26  Jan Hubicka  <jh@suse.cz>
4952
4953         * cgraphbuild.c (build_cgraph_edges): Update call
4954         of cgraph_create_edge and cgraph_create_indirect_edge.
4955         * cgraph.c (cgraph_create_edge_including_clones,
4956         cgraph_create_edge_1, cgraph_allocate_init_indirect_info,
4957         cgraph_update_edges_for_call_stmt_node): Do not take nest
4958         argument; do not initialize call_stmt_size/time.
4959         (dump_cgraph_node): Do not dump nest.
4960         (cgraph_clone_edge): Do not take loop_nest argument;
4961         do not propagate it; do not clone call_stmt_size/time.
4962         (cgraph_clone_node): Likewise.
4963         (cgraph_create_virtual_clone): Update.
4964         * cgraph.h (struct cgraph_edge): Remove
4965         call_stmt_size/call_stmt_time/loop_nest.
4966         (cgraph_create_edge, cgraph_create_indirect_edge,
4967         cgraph_create_edge_including_clones, cgraph_clone_node): Update
4968         prototype.
4969         * tree-emutls.c (gen_emutls_addr): Update.
4970         * ipa-inline-transform.c (update_noncloned_frequencies): Do not handle
4971         loop_nest; handle indirect calls, too.
4972         (clone_inlined_nodes): Do not care about updating inline summaries.
4973         * cgraphunit.c (cgraph_copy_node_for_versioning): Update.
4974         * lto-cgraph.c (lto_output_edge, input_node, input_edge): Do not
4975         stream call_stmt_size/call_stmt_time/loop_nest.
4976         * ipa-inline.c (edge_badness): Update.
4977         (ipa_inline): dump summaries after inlining.
4978         * ipa-inline.h (struct inline_edge_summary, inline_edge_summary_t):
4979         New.
4980         (inline_edge_summary): New function.
4981         * ipa-inline-analysis.c (edge_duplication_hook_holder): New holder.
4982         (inline_edge_removal_hook): Handle edge summaries.
4983         (inline_edge_duplication_hook): New hook.
4984         (inline_summary_alloc): Alloc hooks.
4985         (initialize_growth_caches): Do not register removal hooks.
4986         (free_growth_caches); Do not free removal hook.
4987         (dump_inline_edge_summary): New function.
4988         (dump_inline_summary): Use it.
4989         (estimate_function_body_sizes, estimate_edge_size_and_time): Update.
4990         (inline_update_callee_summaries): New function.
4991         (inline_merge_summary): Use it.
4992         (do_estimate_edge_time, do_estimate_edge_growth): Update.
4993         (read_inline_edge_summary): New function.
4994         (inline_read_section): Use it.
4995         (write_inline_edge_summary): New function.
4996         (inline_write_summary): Use it.
4997         (inline_free_summary): Free edge new holders.
4998         * tree-inline.c (copy_bb): Update.
4999
5000 2011-04-26  Jason Merrill  <jason@redhat.com>
5001
5002         * tree-eh.c (lower_try_finally_switch): Create the label along with
5003         the CASE_LABEL_EXPR.
5004
5005 2011-04-26  David S. Miller  <davem@davemloft.net>
5006             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5007
5008         * configure.ac (gcc_cv_as_sparc_gotdata_op): Specify alignment.
5009         * configure: Regenerate.
5010
5011 2011-04-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
5012
5013         PR target/48258
5014         * config/rs6000/vector.md (UNSPEC_REDUC): New unspec for vector
5015         reduction.
5016         (VEC_reduc): New code iterator and splitters for vector reduction.
5017         (VEC_reduc_name): Ditto.
5018         (VEC_reduc_rtx): Ditto.
5019         (reduc_<VEC_reduc_name>_v2df): Vector reduction expanders for VSX.
5020         (reduc_<VEC_reduc_name>_v4sf): Ditto.
5021
5022         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
5023         support for extracting SF on VSX.
5024
5025         * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): New insn for
5026         generating xscvspdp.
5027         (vsx_extract_v4sf): New insn to extract SF from V4SF vector.
5028         (vsx_reduc_<VEC_reduc_name>_v2df): New insns and splitters for
5029         double add, minimum, maximum vector reduction.
5030         (vsx_reduc_<VEC_reduc_name>_v4sf): Ditto.
5031         (vsx_reduc_<VEC_reduc_name>_v2df2_scalar): New combiner insn to
5032         optimize double vector reduction.
5033         (vsx_reduc_<VEC_reduc_name>_v4sf_scalar): Ditto.
5034
5035 2011-04-26  Joseph Myers  <joseph@codesourcery.com>
5036
5037         * config/fr30/fr30.h (inhibit_libc): Don't define.
5038         * config/m32r/m32r-protos.h: Correct comment.
5039         * config/v850/v850.h (GHS_default_section_names,
5040         GHS_current_section_names): Use tree, not union tree_node *.
5041
5042 2011-04-26  Xinliang David Li  <davidxl@google.com>
5043
5044         * tree-ssa-uninit.c (warn_uninitialized_phi): Pass warning code.
5045         * c-family/c-opts.c (c_common_handle_option): Set
5046         warn_maybe_uninitialized.
5047         * opts.c (common_handle_option): Ditto.
5048         * common.opt:  New option.
5049         * tree-ssa.c (warn_uninit): Add one more parameter.
5050         (warn_uninitialized_var): Pass warning code.
5051         * tree-flow.h: Interface change.
5052
5053 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5054
5055         * config/mips/iris6.h (LOCAL_LABEL_PREFIX): Don't test TARGET_NEWABI.
5056         (WINT_TYPE_SIZE): Use INT_TYPE_SIZE.
5057         (TARGET_OS_CPP_BUILTINS): Remove TARGET_IRIX6 guards.
5058
5059 2011-04-26  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5060
5061         * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Remove.
5062         * config/mips/mips.opt (mmips-tfile): Remove.
5063
5064         * doc/install.texi (Specific, mips-*-*): Move mips-tfile,
5065         mips-tdump reference to ...
5066         (Specific, alpha*-dec-osf5.1): ... here.  Adapt for Tru64 UNIX.
5067         * doc/trouble.texi (Cross-Compiler Problems): Replace MIPS
5068         reference by Tru64 UNIX.
5069
5070 2011-04-26  Jakub Jelinek  <jakub@redhat.com>
5071
5072         PR debug/48768
5073         * tree-ssa.c (insert_debug_temp_for_var_def): If degenerate_phi_result
5074         is error_mark_node, set value to NULL.
5075
5076         PR tree-optimization/48734
5077         * tree-ssa-reassoc.c (eliminate_redundant_comparison): Give up
5078         if return value from maybe_fold_*_comparsions isn't something
5079         the code is prepared to handle.
5080
5081 2011-04-26  Uros Bizjak  <ubizjak@gmail.com>
5082
5083         * config/i386/predicates.md (ext_QIreg_operand): Remove extra
5084         mode check.
5085         (ext_QIreg_nomode_operands): Remove.
5086         * config/i386/i386.md (*anddi_1): Use ext_QIreg_operand.
5087         (*andsi_1): Ditto.
5088         (*andhi_1): Ditto.
5089
5090 2011-04-26  Andrew Stubbs  <ams@codesourcery.com>
5091
5092         * config/arm/arm.c (arm_gen_constant): Remove can_negate_initial.
5093
5094 2011-04-26  Richard Guenther  <rguenther@suse.de>
5095
5096         * c-typeck.c (build_unary_op): Do not expand array-refs via
5097         pointer arithmetic.  Only adjust qualifiers for function types.
5098
5099 2011-04-26  Richard Guenther  <rguenther@suse.de>
5100
5101         PR middle-end/48694
5102         * tree.h (OEP_CONSTANT_ADDRESS_OF): New operand_equal_flag.
5103         * fold-const.c (operand_equal_p): For TREE_CONSTANT ADDR_EXPRs
5104         compare the operands with OEP_CONSTANT_ADDRESS_OF.  Treat trees
5105         with TREE_SIDE_EFFECTS equal when OEP_CONSTANT_ADDRESS_OF is set.
5106
5107 2011-04-25  Paolo Carlini  <paolo.carlini@oracle.com>
5108
5109         * doc/extend.texi: Document __underlying_type.
5110
5111 2011-04-25  Segher Boessenkool  <segher@kernel.crashing.org>
5112
5113         * config/rs6000/titan.md (automata_option "progress"): Remove.
5114
5115 2011-04-25  Jeff Law  <law@redhat.com>
5116
5117         * tree-vrp.c (identify_jump_threads): Handle GIMPLE_SWITCH too.
5118
5119 2011-04-25  Jan Kratochvil  <jan.kratochvil@redhat.com>
5120
5121         * system.h (ENUM_BITFIELD): Remove.
5122
5123 2011-04-25  Maxim Kuvyrkov  <maxim@codesourcery.com>
5124             Eric Botcazou  <ebotcazou@adacore.com>
5125
5126         * combine.c (combine_simplify_rtx): Avoid mis-simplifying conditionals
5127         for STORE_FLAG_VALUE==-1 case.
5128
5129 2011-04-24  Richard Sandiford  <richard.sandiford@linaro.org>
5130
5131         PR target/43804
5132         * config/m68k/constraints.md (T): Allow PIC operands that satisfy
5133         LEGITIMATE_PIC_OPERAND_P.
5134
5135 2011-04-24  Jan Hubicka  <jh@suse.cz>
5136
5137         * ipa-prop.c (ipa_propagate_indirect_call_infos): Remove obsolette
5138         WPA hack.
5139         * ipa-prop.h (ipa_get_param, ipa_is_param_used,
5140         ipa_param_cannot_devirtualize_p, ipa_param_types_vec_empty,
5141         ipa_get_ith_jump_func, ipa_get_lattice): Fortify array bounds.
5142         * ipa-inline-analysis.c (add_clause): Fix clause ordering.
5143         (and_predicates, or_predicates, predicates_equal_p, evaulate_predicate):
5144         Sanity check predicate length.
5145         (remap_predicate): Likewise; sanity check jump functions.
5146         (inline_read_section, inline_write_summary): Sanity check
5147         predicate length.
5148
5149 2011-04-24  Paolo Carlini  <paolo.carlini@oracle.com>
5150
5151         PR other/48748
5152         * doc/extend.texi (Type Traits): Document __is_standard_layout,
5153         __is_literal_type, and __is_trivial; update throughout about
5154         possibly cv-qualified void types.
5155
5156 2011-04-24  Gerald Pfeifer  <gerald@pfeifer.com>
5157
5158         * doc/sourcebuild.texi (Ada Tests): Adjust reference to ACATS
5159         testsuite and make it version agnostic.
5160
5161 2011-04-22  Jan Hubicka  <jh@suse.cz>
5162
5163         * ipa-inline-analysis.c (inline_write_summary): Fix thinko.
5164
5165 2011-04-23  Jakub Jelinek  <jakub@redhat.com>
5166
5167         PR c/48685
5168         * fold-const.c (fold_convert_loc): Add NOP_EXPR when casting
5169         to VOID_TYPE even around MODIFY_EXPR.
5170
5171 2011-04-22  Mike Stump  <mikestump@comcast.net>
5172
5173         * gensupport.c (read_md_rtx): Fix typo in comment.
5174         * config/cris/cris.opt (moverride-best-lib-options): Fix typo in
5175         comment.
5176
5177 2011-04-22  Jan Hubicka  <jh@suse.cz>
5178
5179         * gengtype.c (open_base_files): Add ipa-inline.h include.
5180         * ipa-cp.c (ipcp_get_lattice, ipcp_lattice_from_jfunc): Move to
5181         ipa-prop.c; update all uses.
5182         * ipa-prop.c: (ipa_get_lattice, ipa_lattice_from_jfunc): ... here.
5183         * ipa-inline-transform.c (inline_call): Use inline_merge_summary to
5184         merge summary of inlined function into former caller.
5185         * ipa-inline.c (max_benefit): Remove.
5186         (edge_badness): Compensate for removal of benefits.
5187         (update_caller_keys): Use
5188         reset_node_growth_cache/reset_edge_growth_cache.
5189         (update_callee_keys): Likewise.
5190         (update_all_callee_keys): Likewise.
5191         (inline_small_functions): Do not collect max_benefit; do not reset
5192         estimated_growth; call free_growth_caches and initialize_growth_caches.
5193         * ipa-inline.h (struct condition, type clause_t, struct predicate,
5194         struct size_time_entry): New structures.
5195         (INLINE_SIZE_SCALE, INLINE_TIME_SCALE, MAX_CLAUSES): New constants.
5196         (inline_summary): Remove size_inlining_benefit, time_inlining_benefit
5197         and estimated_growth.
5198         (edge_growth_cache_entry): New structure.
5199         (node_growth_cache, edge_growth_cache): New global vars.
5200         (estimate_growth): Turn into inline.
5201         (inline_merge_summary, do_estimate_edge_growth, do_estimate_edge_time,
5202         initialize_growth_caches, free_growth_caches): Declare.
5203         (estimate_edge_growth): Rewrite.
5204         (estimate_edge_time): Implement as inline cache lookup.
5205         (reset_node_growth_cache, reset_edge_growth_cache): New inline
5206         functions.
5207         (MAX_TIME): Reduce to allow multiplicatoin by INLINE_SIZE_SCALE.
5208         (NUM_CONDITIONS): New constant.
5209         (predicate_conditions): New enum.
5210         (IS_NOT_CONSTANT): New constant.
5211         (edge_removal_hook_holder): New var.
5212         (node_growth_cache, edge_growth_cache): New global vars.
5213         (true_predicate, single_cond_predicate, false_predicate,
5214         not_inlined_predicate, add_condition, add_clause, and_predicates,
5215         or_predicates, predicates_equal_p, evaulate_predicate, dump_condition,
5216         dump_clause, dump_predicate, account_size_time,
5217         evaulate_conditions_for_edge): New functions.
5218         (inline_summary_alloc): Move to heap.
5219         (inline_node_removal_hook): Clear condition and entry vectors.
5220         (inline_edge_removal_hook): New function.
5221         (initialize_growth_caches, free_growth_caches): New function.
5222         (dump_inline_summary): Update.
5223         (edge_execution_predicate): New function.
5224         (will_be_nonconstant_predicate): New function.
5225         (estimate_function_body_sizes): Compute BB and constantness predicates.
5226         (compute_inline_parameters): Do not clear estimated_growth.
5227         (estimate_edge_size_and_time): New function.
5228         (estimate_calls_size_and_time): New function.
5229         (estimate_callee_size_and_time): New function.
5230         (remap_predicate): New function.
5231         (inline_merge_summary): New function.
5232         (do_estimate_edge_time): New function based on...
5233         (estimate_edge_time): ... this one.
5234         (do_estimate_edge_growth): New function.
5235         (do_estimate_growth): New function based on....
5236         (estimate_growth): ... this one.
5237         (inline_analyze_function): Analyze after deciding on jump functions.
5238         (inline_read_section): New function.
5239         (inline_read_summary): Use it.
5240         (inline_write_summary): Write all the new data.
5241         * ipa-prop.c (ipa_get_param_decl_index): Export.
5242         (ipa_lattice_from_jfunc): Move here from ipa-cp.c
5243         * ipa-prop.h (ipa_get_param_decl_index, ipa_lattice_from_jfunc):
5244         Declare.
5245         (ipa_get_lattice): Move here from ipa-cp.c
5246         * Makefile.in (GTFILES): Add ipa-inline.h and ipa-inline-analysis.c
5247         * params.def (PARAM_EARLY_INLINING_INSNS): Set to 11.
5248         * cgraph.h (cgraph_clone_inlined_nodes, compute_inline_parameters,
5249         cgraph_edge_inlinable_p): Remove.
5250         * cgraphunit.c: Include ipainline.h
5251         (cgraph_process_new_functions): Update call of
5252         compute_inline_parameters.
5253
5254 2011-04-22  Richard Guenther  <rguenther@suse.de>
5255
5256         * tree.c (build_int_cst): Properly create canonicalized integer
5257         constants.
5258         (build_int_cst_type): Remove scary comments.
5259
5260 2011-04-22  Xinliang David Li  <davidxl@google.com>
5261
5262         * toplev.c (process_options): Enable -Werror=coverage-mismatch
5263         by default when -Wno-error is not specified.
5264         * opts-global.c (decode_options): Remove call to
5265         control_warning_options.
5266
5267 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
5268
5269         PR tree-optimization/48717
5270         * tree-ssa-forwprop.c (associate_plusminus): For A + ~A and
5271         ~A + A optimizations use build_int_cst_type instead of build_int_cst.
5272
5273 2011-04-22  Joseph Myers  <joseph@codesourcery.com>
5274
5275         * config/bfin/bfin-protos.h (Mmode): Don't define.  Expand
5276         definition where used.
5277
5278 2011-04-22  Jakub Jelinek  <jakub@redhat.com>
5279
5280         PR c/48716
5281         * gimplify.c (gimplify_bind_expr): Mark as GOVD_LOCAL also
5282         TREE_STATIC variables declared inside of some OpenMP construct.
5283
5284 2011-04-22  Martin Jambor  <mjambor@suse.cz>
5285
5286         PR middle-end/48585
5287         * tree-inline.c (copy_bb): Create new edges only for analyzed nodes.
5288
5289 2011-04-22  Alexander Monakov  <amonakov@ispras.ru>
5290
5291         PR c/36750
5292         * c-typeck.c (pop_init_level): Do not warn about initializing
5293         with ` = {0}'.
5294
5295 2011-04-22  Alan Modra  <amodra@gmail.com>
5296
5297         * config/rs6000/rs6000.c (rs6000_function_arg): Remove CALL_LIBCALL
5298         when returning call_cookie.
5299         (rs6000_function_ok_for_sibcall): Allow sibcalls via function
5300         pointers, to functions with no more vector args than the current
5301         function, and some non-local calls for ABI_V4.
5302         * config/rs6000/rs6000.md (sibcall_nonlocal_aix32,
5303         sibcall_nonlocal_aix64): Combine to ..
5304         (sibcall_nonlocal_aix<mode>): ..this.  Handle function pointer calls.
5305         (sibcall_value_nonlocal_aix32, sibcall_value_nonlocal_aix64): Combine..
5306         (sibcall_value_nonlocal_aix<mode>): ..likewise.
5307         (*sibcall_nonlocal_sysv<mode>): Handle function pointer calls.
5308         (sibcall_value_nonlocal_sysv<mode>): Likewise.  Correct call cookie
5309         operand.
5310         * config/rs6000/darwin.md (sibcall_nonlocal_darwin64,
5311         sibcall_value_nonlocal_darwin64, sibcall_symbolic_64,
5312         sibcall_value_symbolic_64): Delete.
5313
5314 2011-04-21  Xinliang David Li  <davidxl@google.com>
5315
5316         * cgraph.h: Remove pid.
5317         * cgraph.c: Remove pid.
5318         * value-prof.c (init_node_map): New function.
5319         (del_node_map): New function.
5320         (find_func_by_funcdef_no): New function.
5321         (gimple_ic_transform): Call new function.
5322         * cgraphunit.c (cgraph_finalize_function): Remove pid.
5323         * function.c (get_last_funcdef_no): New function.
5324         * function.h (get_last_funcdef_no): New function.
5325         * tree-profile.c (gimple_gen_ic_func_profiler): Pass funcdef_no
5326         to libgcov function.
5327         (tree-profiling): Call node map init and delete function.
5328
5329 2011-04-21  Ian Lance Taylor  <iant@google.com>
5330
5331         * godump.c (go_format_type): Use exported Go name for anonymous
5332         field name.
5333
5334 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
5335
5336         * config/frv/frv.c (frv_init_builtins): Delete `endlink' variable.
5337         Call builtin_function_type_list instead of builtin_function_type.
5338         (UNARY, BINARY, TRINARY, QUAD): Likewise.
5339
5340 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
5341
5342         * config/arm/arm.c (arm_init_iwmmxt_builtins): Call
5343         build_function_type_list instead of build_function_type.
5344         Delete variable `endlink'.
5345
5346 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
5347
5348         * config/s390/s390.c (s390_init_builtins): Call
5349         build_function_type_list instead of build_function_type.
5350
5351 2011-04-21  Nathan Froyd  <froydnj@codesourcery.com>
5352
5353         * config/ia64/ia64.c (ia64_init_builtins): Call
5354         build_function_type_list instead of builtin_function_type.
5355
5356 2011-04-21  Easwaran Raman  <eraman@google.com>
5357
5358         * cfgexpand.c (stack_var): Remove OFFSET...
5359         (add_stack_var): ...and its reference here...
5360         (expand_stack_vars): ...and here.
5361         (stack_var_cmp): Sort by descending order of size.
5362         (partition_stack_vars): Change heuristic.
5363         (union_stack_vars): Fix to reflect changes in partition_stack_vars.
5364         (dump_stack_var_partition): Add newline after each partition.
5365
5366 2011-04-21  Dimitrios Apostolou  <jimis@gmx.net>
5367             Jeff Law  <law@redhat.com>
5368
5369         * gengtype-state.c (read_a_state_token): Fix argument to obstack_free.
5370         * gengtype.c (matching_file_name_substitute): Likewise.
5371
5372 2011-04-21  Richard Guenther  <rguenther@suse.de>
5373
5374         PR lto/48703
5375         * tree.c (free_lang_data_in_decl): Do not zero TREE_TYPE of DECL_NAME.
5376
5377 2011-04-21  Eric Botcazou  <ebotcazou@adacore.com>
5378
5379         * gimple.c (walk_gimple_op) <GIMPLE_CALL>: Fix couple of oversights.
5380
5381 2011-04-21  Richard Guenther  <rguenther@suse.de>
5382
5383         * Makefile.in (site.exp): Do not use tmp0 but site.tmp as temporary
5384         file name.
5385
5386 2011-04-21  Richard Guenther  <rguenther@suse.de>
5387
5388         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
5389         MEM_REF and TARGET_MEM_REF, do not care about INDIRECT_REFs.
5390         Use DECL_P, not SSA_VAR_P.
5391         (ptr_derefs_may_alias_p): Likewise.
5392         (ptr_deref_may_alias_ref_p_1): Likewise.
5393         (decl_refs_may_alias_p): Likewise.
5394         (refs_may_alias_p_1): Likewise.
5395         (ref_maybe_used_by_call_p_1): Likewise.
5396         (call_may_clobber_ref_p_1): Likewise.
5397         (indirect_ref_may_alias_decl_p): Assume indirect refrences
5398         are either MEM_REF or TARGET_MEM_REF.
5399         (indirect_refs_may_alias_p): Likewise.
5400         * calls.c (emit_call_1): Build a MEM_REF instead of an INDIRECT_REF
5401         for MEM_EXPR of indirect calls.
5402
5403 2011-04-21  Tristan Gingold  <gingold@adacore.com>
5404
5405         * vmsdbgout.c (write_srccorr): Compute file length from the string.
5406         (dst_file_info_struct): Remove flen field.
5407         (lookup_filename): Remove code that set flen field.
5408
5409 2011-04-21  Tristan Gingold  <gingold@adacore.com>
5410
5411         * config/ia64/ia64.c (ia64_start_function): Add a guard.
5412
5413 2011-04-21  Uros Bizjak  <ubizjak@gmail.com>
5414
5415         PR target/48708
5416         * config/i386/i386.c (ix86_expand_vector_set) <V2DImode>: Generate
5417         vec_extract and vec_concat for non-SSE4_1 targets.
5418
5419 2011-04-21  Richard Guenther  <rguenther@suse.de>
5420
5421         * tree-ssa-alias.c (ref_maybe_used_by_stmt_p): Handle
5422         return statements.
5423
5424 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
5425
5426         * config/i386/cygming.h (union tree_node, TREE): Don't define or
5427         undefine.
5428         (FILE): Don't undefine.
5429
5430 2011-04-21  Joseph Myers  <joseph@codesourcery.com>
5431
5432         * config/alpha/alpha.c (struct machine_function): Use rtx, not
5433         struct rtx_def *.
5434         * config/bfin/bfin.h (bfin_cc_rtx, bfin_rets_rtx): Use rtx, not
5435         struct rtx_def *.
5436         * config/cris/cris-protos.h (STDIO_INCLUDED): Don't define.
5437         * config/h8300/h8300.h (struct cum_arg): Use rtx, not struct rtx_def *.
5438         * config/iq2000/iq2000.h (struct iq2000_args): Use rtx, not struct
5439         rtx_def *.
5440         * config/m32c/m32c-protos.h (MM, UINT): Don't define.  Expand
5441         definitions where used.
5442         * config/microblaze/microblaze.h (struct microblaze_args): Use
5443         rtx, not struct rtx_def *.
5444         * config/pa/pa-protos.h (return_addr_rtx): Use rtx, not struct
5445         rtx_def *.
5446         * config/pa/pa.h (hppa_pic_save_rtx): Use rtx, not struct rtx_def *.
5447         * config/pdp11/pdp11.h (cc0_reg_rtx): Use rtx, not struct rtx_def *.
5448         * config/sh/sh-protos.h (sfunc_uses_reg, get_fpscr_rtx): Use rtx,
5449         not struct rtx_def *.
5450         * config/sh/sh.h (sh_compare_op0, sh_compare_op1): Use rtx, not
5451         struct rtx_def *.
5452         * config/spu/spu-protos.h (spu_float_const): Use rtx, not struct
5453         rtx_def *.
5454         * config/spu/spu.c (spu_float_const): Use rtx, not struct rtx_def *.
5455
5456 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
5457
5458         * tree-vect-data-refs.c (vect_drs_dependent_in_basic_block): Use
5459         operand_equal_p to compare DR_BASE_ADDRESSes.
5460         (vect_check_interleaving): Likewise.
5461
5462 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
5463
5464         PR target/46329
5465         * config/arm/arm.c (arm_legitimate_constant_p_1): Return false
5466         for all Neon struct constants.
5467
5468 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
5469
5470         * target.def (legitimate_constant_p): New hook.
5471         * doc/tm.texi.in (LEGITIMATE_CONSTANT_P): Replace with...
5472         (TARGET_LEGITIMATE_CONSTANT_P): ...this.
5473         * doc/tm.texi: Regenerate.
5474         * hooks.h (hook_bool_mode_rtx_true): Declare.
5475         * hooks.c (hook_bool_mode_rtx_true): Define.
5476         * system.h (LEGITIMATE_CONSTANT_P): Poison.
5477         * calls.c (precompute_register_parameters): Replace uses of
5478         LEGITIMATE_CONSTANT_P with targetm.legitimate_constant_p.
5479         (emit_library_call_value_1): Likewise.
5480         * expr.c (move_block_to_reg, can_store_by_pieces, emit_move_insn)
5481         (compress_float_constant, emit_push_insn, expand_expr_real_1): Likewise.
5482         * ira-costs.c (scan_one_insn): Likewise.
5483         * recog.c (general_operand, immediate_operand): Likewise.
5484         * reload.c (find_reloads_toplev, find_reloads_address_part): Likewise.
5485         * reload1.c (init_eliminable_invariants): Likewise.
5486
5487         * config/alpha/alpha-protos.h (alpha_legitimate_constant_p): Add a
5488         mode argument.
5489         * config/alpha/alpha.h (LEGITIMATE_CONSTANT_P): Delete.
5490         * config/alpha/alpha.c (alpha_legitimate_constant_p): Add a mode
5491         argument.
5492         (TARGET_LEGITIMATE_CONSTANT_P): Define.
5493         * config/alpha/predicates.md (input_operand): Update call to
5494         alpha_legitimate_constant_p.
5495
5496         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Delete.
5497         * config/arm/arm.h (ARM_LEGITIMATE_CONSTANT_P): Likewise.
5498         (THUMB_LEGITIMATE_CONSTANT_P, LEGITIMATE_CONSTANT_P): Likewise.
5499         * config/arm/arm.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5500         (arm_legitimate_constant_p_1, thumb_legitimate_constant_p)
5501         (arm_legitimate_constant_p): New functions.
5502         (arm_cannot_force_const_mem): Make static.
5503
5504         * config/avr/avr.h (LEGITIMATE_CONSTANT_P): Delete.
5505
5506         * config/bfin/bfin-protos.h (bfin_legitimate_constant_p): Delete.
5507         * config/bfin/bfin.h (LEGITIMATE_CONSTANT_P): Delete.
5508         * config/bfin/bfin.c (expand_move): Use targetm.legitimate_constant_p
5509         instead of bfin_legitimate_constant_p.
5510         (bfin_legitimate_constant_p): Make static.  Add a mode argument.
5511         (TARGET_LEGITIMATE_CONSTANT_P): Define.
5512
5513         * config/cris/cris.h (LEGITIMATE_CONSTANT_P): Delete.
5514
5515         * config/fr30/fr30.h (LEGITIMATE_CONSTANT_P): Delete.
5516
5517         * config/frv/frv-protos.h (frv_legitimate_constant_p): Delete.
5518         * config/frv/frv.h (LEGITIMATE_CONSTANT_P): Delete.
5519         * config/frv/frv.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5520         (frv_legitimate_constant_p): Make static.  Add a mode argument.
5521
5522         * config/h8300/h8300-protos.h (h8300_legitimate_constant_p): Delete.
5523         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Likewise.
5524         * config/h8300/h8300.c (h8300_legitimate_constant_p): Likewise.
5525
5526         * config/i386/i386-protos.h (legitimate_constant_p): Delete.
5527         * config/i386/i386.h (LEGITIMATE_CONSTANT_P): Likewise.
5528         * config/i386/i386.c (legitimate_constant_p): Rename to...
5529         (ix86_legitimate_constant_p): ...this.  Make static.  Add a mode
5530         argument.
5531         (ix86_cannot_force_const_mem): Update accordingly.
5532         (ix86_legitimate_address_p): Likewise.
5533         (TARGET_LEGITIMATE_CONSTANT_P): Define.
5534         * config/i386/i386.md: Update commentary.
5535
5536         * config/ia64/ia64-protos.h (ia64_legitimate_constant_p): Delete.
5537         * config/ia64/ia64.h (LEGITIMATE_CONSTANT_P): Likewise.
5538         * config/ia64/ia64.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5539         (ia64_legitimate_constant_p): Make static.  Add a mode argument.
5540
5541         * config/iq2000/iq2000.h (LEGITIMATE_CONSTANT_P): Delete.
5542
5543         * config/lm32/lm32-protos.h (lm32_legitimate_constant_p): Delete.
5544         * config/lm32/lm32.h (LEGITIMATE_CONSTANT_P): Likewise.
5545         * config/lm32/lm32.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5546         (lm32_legitimate_constant_p): Make static.  Add a mode argument.
5547
5548         * config/m32c/m32c-protos.h (m32c_legitimate_constant_p): Delete.
5549         * config/m32c/m32c.h (LEGITIMATE_CONSTANT_P): Likewise.
5550         * config/m32c/m32c.c (m32c_legitimate_constant_p): Likewise.
5551
5552         * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Delete.
5553         * config/m32r/m32r.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5554         (m32r_legitimate_constant_p): New function.
5555
5556         * config/m68k/m68k-protos.h (m68k_legitimate_constant_p): Declare.
5557         * config/m68k/m68k.h (CONSTANT_ADDRESS_P): Call it instead of
5558         LEGITIMATE_CONSTANT_P.
5559         (LEGITIMATE_CONSTANT_P): Delete.
5560         * config/m68k/m68k.c (m68k_expand_prologue): Call
5561         m68k_legitimate_constant_p instead of LEGITIMATE_CONSTANT_P.
5562         (m68k_legitimate_constant_p): New function.
5563         * config/m68k/m68k.md: Update comments.
5564
5565         * config/mcore/mcore.h (LEGITIMATE_CONSTANT_P): Delete.
5566         * config/mcore/mcore.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5567         (mcore_legitimate_constant_p): New function.
5568
5569         * config/mep/mep-protos.h (mep_legitimate_constant_p): Delete.
5570         * config/mep/mep.h (LEGITIMATE_CONSTANT_P): Likewise.
5571         * config/mep/mep.c (mep_legitimate_constant_p): Make static.
5572         Add a mode argument.
5573         (mep_legitimate_address): Update accordingly.
5574         (TARGET_LEGITIMATE_CONSTANT_P): Define.
5575
5576         * config/microblaze/microblaze-protos.h (microblaze_const_double_ok):
5577         Delete.
5578         * config/microblaze/microblaze.h (LEGITIMATE_CONSTANT_P): Likewise.
5579         * config/microblaze/microblaze.c (microblaze_const_double_ok): Make
5580         static.  Check OP's mode for VOIDmode.
5581         (microblaze_legitimate_constant_p): New function.
5582         (TARGET_LEGITIMATE_CONSTANT_P): Define.
5583
5584         * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Delete.
5585         * config/mips/mips.c (mips_legitimate_constant_p): New function.
5586         (mips_cannot_force_const_mem): Use it instead of LEGITIMATE_CONSTANT_P.
5587         (TARGET_LEGITIMATE_CONSTANT_P): Define.
5588         * config/mips/predicates.md: Update comments.
5589
5590         * config/mmix/mmix-protos.h (mmix_legitimate_constant_p): Delete.
5591         * config/mmix/mmix.h (LEGITIMATE_CONSTANT_P): Likewise.
5592         * config/mmix/mmix.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5593         (mmix_legitimate_constant_p): Make static, return a bool, and take
5594         a mode argument.
5595         (mmix_print_operand_address): Update accordingly.
5596
5597         * config/mn10300/mn10300-protos.h (mn10300_legitimate_constant_p):
5598         Delete.
5599         * config/mn10300/mn10300.h (LEGITIMATE_CONSTANT_P): Likewise.
5600         * config/mn10300/mn10300.c (mn10300_legitimate_constant_p): Make
5601         static.  Add a mode argument.
5602         (TARGET_LEGITIMATE_CONSTANT_P): Define.
5603
5604         * config/moxie/moxie.h (LEGITIMATE_CONSTANT_P): Delete.
5605
5606         * config/pa/pa.h (LEGITIMATE_CONSTANT_P): Delete.
5607         * config/pa/pa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5608         (pa_legitimate_constant_p): New function.
5609
5610         * config/picochip/picochip.h (LEGITIMATE_CONSTANT_P): Delete.
5611
5612         * config/pdp11/pdp11.h (LEGITIMATE_CONSTANT_P): Delete.
5613         * config/pdp11/pdp11.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5614         (pdp11_legitimate_constant_p): New function.
5615
5616         * config/rs6000/rs6000.h (LEGITIMATE_CONSTANT_P): Delete.
5617         * config/rs6000/rs6000.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5618         (rs6000_legitimate_constant_p): New function.
5619
5620         * config/rx/rx-protos.h (rx_is_legitimate_constant): Replace with...
5621         (rx_legitimate_constant_p): ...this.
5622         * config/rx/rx.h (LEGITIMATE_CONSTANT_P): Delete.
5623         * config/rx/rx.c (rx_is_legitimate_constant): Replace with...
5624         (rx_legitimate_constant_p): ...this.
5625         (TARGET_LEGITIMATE_CONSTANT_P): Define.
5626         * config/rx/rx.md (mov<register_modes:mode>): Update accordingly.
5627
5628         * config/s390/s390-protos.h (legitimate_constant_p): Delete.
5629         * config/s390/s390.h (LEGITIMATE_CONSTANT_P): Likewise.
5630         * config/s390/s390.c (legitimate_constant_p): Rename to...
5631         (s390_legitimate_constant_p): ...this.  Make static, return a bool,
5632         and add a mode argument.
5633         (TARGET_LEGITIMATE_CONSTANT_P): Define.
5634
5635         * config/score/score.h (LEGITIMATE_CONSTANT_P): Delete.
5636
5637         * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Delete.
5638         * config/sh/sh.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5639         (sh_legitimate_constant_p): New function.
5640
5641         * config/sparc/sparc-protos.h (legitimate_constant_p): Delete.
5642         * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Delete.
5643         * config/sparc/sparc.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5644         (legitimate_constant_p): Rename to...
5645         (sparc_legitimate_constant_p): ...this.  Make static.  Add a mode
5646         argument.
5647         (constant_address_p): Update accordingly.
5648
5649         * config/spu/spu-protos.h (spu_legitimate_constant_p): Add a mode
5650         argument and return a bool.
5651         * config/spu/spu.h (LEGITIMATE_CONSTANT_P): Delete.
5652         * config/spu/spu.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5653         (spu_legitimate_constant_p): Add a mode argument and return a bool.
5654         (spu_rtx_costs): Update accordingly.
5655         * config/spu/predicates.md (vec_imm_operand): Likewise.
5656
5657         * config/stormy16/stormy16.h (LEGITIMATE_CONSTANT_P): Delete.
5658
5659         * config/v850/v850.h (LEGITIMATE_CONSTANT_P): Delete.
5660         * config/v850/v850.c (v850_legitimate_constant_p): New function.
5661         (TARGET_LEGITIMATE_CONSTANT_P): Define.
5662
5663         * config/vax/vax-protos.h (legitimate_constant_p): Delete.
5664         * config/vax/vax.h (LEGITIMATE_CONSTANT_P): Likewise.
5665         * config/vax/vax.c (legitimate_constant_p): Likewise.
5666
5667         * config/xtensa/xtensa.h (LEGITIMATE_CONSTANT_P): Delete.
5668         * config/xtensa/xtensa.c (TARGET_LEGITIMATE_CONSTANT_P): Define.
5669         (xtensa_legitimate_constant_p): New function.
5670
5671 2011-04-21  Richard Sandiford  <richard.sandiford@linaro.org>
5672
5673         * target.def (cannot_force_const_mem): Add a mode argument.
5674         * doc/tm.texi.in (TARGET_CANNOT_FORCE_CONST_MEM): Update accordingly.
5675         * doc/tm.texi: Regenerate.
5676         * hooks.h (hook_bool_mode_rtx_false): Declare.
5677         * hooks.c (hook_bool_mode_const_rtx_false): Fix commentary.
5678         (hook_bool_mode_const_rtx_true): Likewise.
5679         (hook_bool_mode_rtx_false): New function.
5680         * reload.c (CONST_POOL_OK_P): Take a mode argument and require it
5681         to be non-VOID.  Update call to cannot_force_const_mem.
5682         (find_reloads): Update accordingly.
5683         * varasm.c (force_const_mem): Update call to cannot_force_const_mem.
5684         * config/alpha/alpha.c (alpha_cannot_force_const_mem): Add a mode
5685         argument.
5686         * config/arm/arm-protos.h (arm_cannot_force_const_mem): Likewise.
5687         * config/arm/arm.h (LEGITIMATE_CONSTANT_P): Update call.
5688         * config/arm/arm.c (arm_cannot_force_const_mem): Add a mode argument.
5689         * config/bfin/bfin.c (bfin_cannot_force_const_mem): Likewise.
5690         * config/frv/frv.c (frv_cannot_force_const_mem): Likewise.
5691         * config/i386/i386.c (ix86_cannot_force_const_mem): Likewise.
5692         * config/ia64/ia64.c (ia64_cannot_force_const_mem): Likewise.
5693         * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
5694         (m68k_cannot_force_const_mem): ...this new function.
5695         * config/mips/mips.c (mips_cannot_force_const_mem): Add a mode
5696         argument.
5697         (mips_const_insns, mips_legitimize_const_move): Update calls.
5698         (mips_secondary_reload_class): Likewise.
5699         * config/pa/pa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to...
5700         (pa_cannot_force_const_mem): ...this new function.
5701         * config/rs6000/rs6000.c (TARGET_CANNOT_FORCE_CONST_MEM): Reefine to...
5702         (rs6000_cannot_force_const_mem): ...this new function.
5703         * config/s390/s390.c (s390_cannot_force_const_mem): Add a mode
5704         argument.
5705         * config/sparc/sparc.c (sparc_cannot_force_const_mem): Likewise.
5706         * config/xtensa/xtensa.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine
5707         to...
5708         (xtensa_cannot_force_const_mem): ...this new function.
5709
5710 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
5711
5712         * config/mips/mips.c (mips16_build_function_stub): Call
5713         build_function_type_list instead of build_function_type.
5714         (mips16_build_call_stub): Likewise.
5715
5716 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
5717
5718         * config/mep/mep.c (mep_init_builtins): Call build_function_type_list
5719         instead of build_function_type.
5720
5721 2011-04-20  Nathan Froyd  <froydnj@codesourcery.com>
5722
5723         * config/pa/pa.c (pa_init_builtins): Call build_function_type_list
5724         instead of build_function_type.
5725
5726 2011-04-20  Uros Bizjak  <ubizjak@gmail.com>
5727
5728         PR target/48678
5729         * config/i386/i386.md (insv): Change operand 0 constraint to
5730         "register_operand".  Change operand 1 and 2 constraint to
5731         "const_int_operand".  Expand to pinsr{b,w,d,q} * when appropriate.
5732         * config/i386/sse.md (sse4_1_pinsrb): Export.
5733         (sse2_pinsrw): Ditto.
5734         (sse4_1_pinsrd): Ditto.
5735         (sse4_1_pinsrq): Ditto.
5736         * config/i386/i386-protos.h (ix86_expand_pinsr): Add prototype.
5737         * config/i386/i386.c (ix86_expand_pinsr): New.
5738
5739 2011-04-20  Easwaran Raman  <eraman@google.com>
5740
5741         * cfgexpand.c (add_alias_set_conflicts): Add conflicts with a variable
5742         containing union type only with -fstrict-aliasing.
5743
5744 2011-04-20  Jim Meyering  <meyering@redhat.com>
5745
5746         Remove useless if-before-free tests.
5747         * calls.c (expand_call, save_area): Likewise.
5748         * cfgcleanup.c (try_forward_edges): Likewise.
5749         * collect2.c (collect_execute): Likewise.
5750         * config/i386/i386.c (ix86_valid_target_attribute_tree): Likewise.
5751         * config/mcore/mcore.c (mcore_expand_prolog): Likewise.
5752         * coverage.c (coverage_checksum_string): Likewise.
5753         * cse.c (init_cse_reg_info, delete_trivially_dead_insns): Likewise.
5754         * cselib.c (cselib_init): Likewise.
5755         * df-core.c (rest_of_handle_df_finish, df_analyze): Likewise.
5756         (df_set_clean_cfg): Likewise.
5757         * function.c (free_after_compilation): Likewise.
5758         * gcc.c (do_spec_1, main): Likewise.
5759         * gcov.c (create_file_names): Likewise.
5760         * gensupport.c (identify_predicable_attribute): Likewise.
5761         * graphite-clast-to-gimple.c (save_clast_name_index): Likewise.
5762         * graphite-sese-to-poly.c (free_data_refs_aux): Likewise.
5763         * haifa-sched.c (haifa_finish_h_i_d): Likewise.
5764         * ipa-prop.c (ipa_free_node_params_substructures): Likewise.
5765         * ipa-pure-const.c (local_pure_const): Likewise.
5766         * ipa-reference.c (propagate): Likewise.
5767         * ira-costs.c (free_ira_costs): Likewise.
5768         * ira.c (free_register_move_costs, build_insn_chain): Likewise.
5769         * matrix-reorg.c (mat_free): Likewise.
5770         * prefix.c (get_key_value): Likewise.
5771         * profile.c (compute_value_histograms): Likewise.
5772         * reload1.c (free_reg_equiv): Likewise.
5773         * sched-deps.c (free_deps): Likewise.
5774         * sel-sched-ir.c (fence_clear): Likewise.
5775         * sese.c (set_rename, if_region_set_false_region): Likewise.
5776         * tree-data-ref.c (free_rdg): Likewise.
5777         * tree-eh.c (lower_try_finally): Likewise.
5778         * tree-ssa-coalesce.c (delete_coalesce_list): Likewise.
5779         * tree-ssa-live.c (delete_var_map): Likewise.
5780         * tree-ssa-loop-ivopts.c (free_loop_data): Likewise.
5781         * tree-ssa-pre.c (phi_trans_add): Likewise.
5782
5783 2011-04-20  Jakub Jelinek  <jakub@redhat.com>
5784
5785         PR tree-optimization/48611
5786         * tree-eh.c (note_eh_region_may_contain_throw): Don't propagate
5787         beyond ERT_MUST_NOT_THROW region.
5788
5789 2011-04-20  Catherine Moore  <clm@codesourcery.com>
5790
5791         * config/mips/mips.opt (mfix-24k): New.
5792         * config/mips/mips.h (ASM_SPEC): Handle -mfix-24k.
5793         * config/mips/mips.md (length): Increase by 4 for stores if
5794         fixing 24K errata.
5795         * config/mips/mips.c (mips_reorg_process_insns): Do not allow
5796         all noreorder if fixing 24K errata.
5797         * doc/invoke.texi: Document mfix-24k.
5798
5799 2011-04-20  Chung-Lin Tang  <cltang@codesourcery.com>
5800
5801         * config/arm/arm.c (arm_legitimize_reload_address): For NEON
5802         quad-word modes, reduce to 9-bit index range when above 1016 limit.
5803
5804 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
5805
5806         * config/arm/arm.c (arm_gen_constant): Move movw support ....
5807         (const_ok_for_op): ... to here.
5808
5809 2011-04-20  Kai Tietz  <ktietz@redhat.com>
5810
5811         * fold-const.c (fold_binary_loc): Add handling for (X & ~Y) | (~X & Y)
5812         and (X && !Y) | (!X && Y) optimization to (X ^ Y).
5813
5814 2011-04-20  Andrew Stubbs  <ams@codesourcery.com>
5815
5816         * config/arm/arm.c (arm_gen_constant): Remove redundant can_invert.
5817
5818 2011-04-20  Richard Guenther  <rguenther@suse.de>
5819
5820         PR tree-optimization/47892
5821         * tree-if-conv.c (if_convertible_stmt_p): Const builtins
5822         are if-convertible.
5823
5824 2011-04-20  Eric Botcazou  <ebotcazou@adacore.com>
5825
5826         * config/alpha/vms.h (ASM_OUTPUT_ADDR_DIFF_ELT): Do not redefine.
5827
5828 2011-04-20  Tristan Gingold  <gingold@adacore.com>
5829
5830         * config/alpha/vms.h (LINK_SPEC): Do not use vms-dwarf2.o for gnu-ld.
5831
5832 2011-04-20  Georg-Johann Lay  <avr@gjlay.de>
5833
5834         PR target/18145
5835
5836         * config/avr/avr.h (TARGET_ASM_INIT_SECTIONS): Delete.
5837         (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete.
5838         (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
5839         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Define.
5840         (TARGET_ASM_NAMED_SECTION): Change to avr_asm_named_section.
5841
5842         * config/avr/avr-protos.h (avr_asm_output_aligned_common):
5843         New prototype.
5844
5845         * config/avr/avr.c (TARGET_ASM_INIT_SECTIONS): Define.
5846         (avr_asm_named_section, avr_asm_output_aligned_common,
5847         avr_output_data_section_asm_op, avr_output_bss_section_asm_op):
5848         New functions to update...
5849         (avr_need_clear_bss_p, avr_need_copy_data_p): ...these new variables.
5850         (avr_asm_init_sections): Overwrite section callbacks for
5851         data_section, bss_section.
5852         (avr_file_start): Move output of __do_copy_data, __do_clear_bss
5853         from here to...
5854         (avr_file_end): ...here.
5855
5856 2011-04-20  Richard Guenther  <rguenther@suse.de>
5857
5858         PR middle-end/48695
5859         * tree-ssa-alias.c (aliasing_component_refs_p): Compute base
5860         objects and types here.  Adjust for their offset before comparing.
5861
5862 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
5863
5864         * tree-vect-stmts.c (vectorizable_store): Only chain one related
5865         statement per copy.
5866
5867 2011-04-20  Richard Sandiford  <richard.sandiford@linaro.org>
5868
5869         * Makefile.in (INTERNAL_FN_DEF, INTERNAL_FN_H): Define.
5870         (GIMPLE_H): Include $(INTERNAL_FN_H).
5871         (OBJS-common): Add internal-fn.o.
5872         (internal-fn.o): New rule.
5873         * internal-fn.def: New file.
5874         * internal-fn.h: Likewise.
5875         * internal-fn.c: Likewise.
5876         * gimple.h: Include internal-fn.h.
5877         (GF_CALL_INTERNAL): New gf_mask.
5878         (gimple_statement_call): Put fntype into a union with a new
5879         internal_fn field.
5880         (gimple_build_call_internal): Declare.
5881         (gimple_build_call_internal_vec): Likewise.
5882         (gimple_call_same_target_p): Likewise.
5883         (gimple_call_internal_p): New function.
5884         (gimple_call_internal_fn): Likewise.
5885         (gimple_call_fntype): Return null for internal calls.
5886         (gimple_call_set_fntype): Assert that the function is not internal.
5887         (gimple_call_set_fn): Likewise.
5888         (gimple_call_set_fndecl): Likewise.
5889         (gimple_call_set_internal_fn): New function.
5890         (gimple_call_addr_fndecl): Handle null functions.
5891         (gimple_call_return_type): Likewise null types.
5892         * gimple.c (gimple_build_call_internal_1): New function.
5893         (gimple_build_call_internal): Likewise.
5894         (gimple_build_call_internal_vec): Likewise.
5895         (gimple_call_same_target_p): Likewise.
5896         (gimple_call_flags): Handle calls to internal functions.
5897         (gimple_call_fnspec): New function.
5898         (gimple_call_arg_flags, gimple_call_return_flags): Use it.
5899         (gimple_has_side_effects): Handle null functions.
5900         (gimple_rhs_has_side_effects): Likewise.
5901         (gimple_call_copy_skip_args): Handle calls to internal functions.
5902         * cfgexpand.c (expand_call_stmt): Likewise.
5903         * expr.c (expand_expr_real_1): Assert that the call isn't internal.
5904         * gimple-fold.c (gimple_fold_call): Handle null functions.
5905         (gimple_fold_stmt_to_constant_1): Don't fold
5906         calls to internal functions.
5907         * gimple-low.c (gimple_check_call_args): Handle calls to internal
5908         functions.
5909         * gimple-pretty-print.c (dump_gimple_call): Likewise.
5910         * ipa-prop.c (ipa_analyze_call_uses): Handle null functions.
5911         * tree-cfg.c (verify_gimple_call): Handle calls to internal functions.
5912         (do_warn_unused_result): Likewise.
5913         * tree-eh.c (same_handler_p): Use gimple_call_same_target_p.
5914         * tree-ssa-ccp.c (ccp_fold_stmt): Handle calls to internal functions.
5915         * tree-ssa-dom.c (hashable_expr): Use the gimple statement to record
5916         the target of a call.
5917         (initialize_hash_element): Update accordingly.
5918         (hashable_expr_equal_p): Use gimple_call_same_target_p.
5919         (iterative_hash_hashable_expr): Handle calls to internal functions.
5920         (print_expr_hash_elt): Likewise.
5921         * tree-ssa-pre.c (can_value_number_call): Likewise.
5922         (eliminate): Handle null functions.
5923         * tree-ssa-sccvn.c (visit_use): Handle calls to internal functions.
5924         * tree-ssa-structalias.c (get_fi_for_callee): Likewise.
5925         (find_func_aliases): Likewise.
5926         * value-prof.c (gimple_ic_transform): Likewise.
5927         (gimple_indirect_call_to_profile): Likewise.
5928         * lto-streamer-in.c (input_gimple_stmt): Likewise.
5929         * lto-streamer-out.c (output_gimple_stmt): Likewise.
5930
5931 2011-04-19  Jan Hubicka  <jh@suse.cz>
5932
5933         * ipa-inline-transform.c (save_inline_function_body): Add comments.
5934         * ipa-inline.c (inline_small_functions): Compute summaries first,
5935         populate heap later.
5936
5937 2011-04-19  Jan Hubicka  <jh@suse.cz>
5938
5939         * cgraph.h (save_inline_function_body): Remove.
5940         * ipa-inline-transform.c: New file, broke out of...
5941         * ipa-inline.c: ... this one; Update toplevel comment.
5942         (ncalls_inlined, nfunctions_inlined): Move to ipa-inline-transform.c;
5943         make global.
5944         (update_noncloned_frequencies): Move to ipa-inline-transform.c
5945         (cgraph_mark_inline_edge): Rename to inline_call; move to
5946         ipa-inline-transform.c.
5947         (cgraph_clone_inlined_nodes): Rename to clone_inlined_nodes;
5948         move to ipa-inline-transform.c
5949         (recursive_inlining, inline_small_functions, flatten_function,
5950         ipa_inline, inline_always_inline_functions,
5951         early_inline_small_functions): Update.
5952         (inline_transform): Move to ipa-inline-transform.c.
5953         * ipa-inline.h (inline_call, inline_transform, clone_inlined_nodes):
5954         Declare.
5955         * Makefile.in (ipa-inline-transform.o): New file.
5956         * cgraphunit.c (save_inline_function_body): Move to
5957         ipa-inline-transform.c
5958
5959 2011-04-19  DJ Delorie  <dj@redhat.com>
5960
5961         * config/m32c/m32c.c (m32c_emit_epilogue): Don't try to push
5962         registers if we already know there aren't any.
5963         (m32c_emit_epilogue): Don't emit a barrier here.
5964         (m32c_emit_eh_epilogue): Likewise.
5965         * config/m32c/blkmov.md (movstr): Don't fail on wrong-type
5966         operands at expand time.
5967         * config/m32c/m32c.h (WCHAR_TYPE_SIZE): Change to 4 to match "long
5968         int" wchar type.
5969         (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): Remove
5970         duplicates.  Provide aliases instead.
5971         * config/m32c/prologue.md (eh_return): Emit a barrier here.
5972         (eh_epilogue): Add a "(return)" here as a hint to other parts of
5973         the compiler.
5974
5975 2011-04-19  Anatoly Sokolov  <aesok@post.ru>
5976
5977         * config/sparc/sparc.h (GENERAL_OR_I64, REGISTER_MOVE_COST): Remove.
5978         * config/sparc/sparc.c (TARGET_REGISTER_MOVE_COST): Define.
5979         (general_or_i64_p, sparc_register_move_cost): New function.
5980
5981 2011-04-19  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
5982
5983         * doc/install.texi (Configuration, --enable-threads): Remove mach.
5984         Add lynx, mipssde.  Sort table.
5985
5986 2011-04-19  Xinliang David Li  <davidxl@google.com>
5987
5988         * ipa-cp.c (ipcp_update_profiling): Assert that scale_completement is
5989         not negative.
5990
5991 2011-04-19  Jakub Jelinek  <jakub@redhat.com>
5992
5993         PR target/48678
5994         * config/i386/i386.md (movstrict<mode>): FAIL if operands[0]
5995         is a SUBREG with non-MODE_INT mode inside of it.
5996
5997 2011-04-19  Martin Jambor  <mjambor@suse.cz>
5998
5999         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Devirtualize
6000         also according to actual contants.
6001         * gimple-fold.c (gimple_extract_devirt_binfo_from_cst): New function.
6002         (gimple_fold_call): Use it.
6003         * gimple.h (gimple_extract_devirt_binfo_from_cst): Declare.
6004
6005 2011-04-19  Martin Jambor  <mjambor@suse.cz>
6006
6007         * ipa-prop.c (stmt_may_be_vtbl_ptr_store): Return false for scalar
6008         non-pointer assignments.
6009
6010 2011-04-19  Martin Jambor  <mjambor@suse.cz>
6011
6012         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Take into
6013         account anc_offset and otr_type from the indirect edge info.
6014         * ipa-prop.c (get_ancestor_addr_info): New function.
6015         (compute_complex_ancestor_jump_func): Assignment analysis moved to
6016         get_ancestor_addr_info, call it.
6017         (ipa_note_param_call): Do not initialize information about polymorphic
6018         calls, return the indirect call graph edge.  Remove the last
6019         parameter, adjust all callers.
6020         (ipa_analyze_virtual_call_uses): Process also calls to ancestors of
6021         parameters.  Initialize polymorphic information in the indirect edge.
6022
6023 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
6024
6025         PR lto/48148
6026         * gimple.c (gimple_types_compatible_p_1) <ENUMERAL_TYPE>: Do not merge
6027         the types if they have different enumeration identifiers.
6028
6029 2011-04-19  Jan Hubicka  <jh@suse.cz>
6030
6031         * cgraph.h (cgraph_optimize_for_size_p): Declare.
6032         * ipa-cp.c (ipcp_insert_stage): Use cgraph_optimize_for_size_p.
6033         * predict.c (cgraph_optimize_for_size_p): Break out from ...
6034         (optimize_function_for_size_p) ... here.
6035
6036 2011-04-19  Richard Guenther  <rguenther@suse.de>
6037
6038         PR lto/48207
6039         * tree.c (free_lang_data): Do not reset the decl-assembler-name
6040         langhook.
6041
6042 2011-04-19  Eric Botcazou  <ebotcazou@adacore.com>
6043
6044         * tree-inline.c (expand_call_inline): Do not issue a -Winline warning
6045         if DECL_NO_INLINE_WARNING_P is set on the function.
6046
6047 2011-04-19  Bernd Schmidt  <bernds@codesourcery.com>
6048
6049         PR fortran/47976
6050         * reload1.c (inc_for_reload): Return void. All callers changed.
6051         (emit_input_reload_insns): Don't try to delete previous output
6052         reloads to a register, or record spill_reg_store for autoincs.
6053
6054 2011-04-19  Basile Starynkevitch  <basile@starynkevitch.net>
6055
6056         * gengtype.h: Updated copyright year.
6057         (struct input_file_st): Add inpisplugin field.
6058         (type_fileloc): New function.
6059         * gengtype.c
6060         (write_typed_struct_alloc_def): Add gcc_assert.
6061         (write_typed_alloc_defns): Ditto. Don't output for plugin files.
6062         (write_typed_alloc_defns): Don't output for plugin files.
6063         (input_file_by_name): Clear inpisplugin field.
6064         (main): Set inpisplugin field for plugin files.
6065
6066 2011-04-19  Nicola Pero  <nicola.pero@meta-innovation.com>
6067
6068         * gengtype-state.c (string_eq): New.
6069         (read_state): Use string_eq instead of strcmp when creating the
6070         state_ident_tab.
6071
6072 2011-04-19  Wei Guozhi  <carrot@google.com>
6073
6074         PR target/47855
6075         * config/arm/arm-protos.h (thumb1_legitimate_address_p): New prototype.
6076         * config/arm/arm.c (thumb1_legitimate_address_p): Remove the static
6077         linkage.
6078         * config/arm/constraints.md (Uu): New constraint.
6079         * config/arm/arm.md (*arm_movqi_insn): Compute attr "length".
6080
6081 2011-04-19  Tristan Gingold  <gingold@adacore.com>
6082
6083         * config.gcc (-*-*-*vms): Added.
6084         (alpha64-dec-*vms*,alpha*-dec-*vms*, ia64-hp-*vms*): Common
6085         definitions moved.
6086         * config/vms/vms-ld.c: New file.
6087         * config/vms/vms-ar.c: New file.
6088         * config/vms/t-vmsnative: New file.
6089
6090 2011-04-18  Xinliang David Li  <davidxl@google.com>
6091
6092         * final.c (dump_basic_block_info): Use ASM_COMMENT_START.
6093
6094 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
6095
6096         PR middle-end/48661
6097         * gimple-fold.c (gimple_get_virt_method_for_binfo): Return NULL
6098         if TREE_TYPE (v) is non-NULL.
6099
6100         * gimple-fold.c (gimple_get_virt_method_for_binfo): Renamed from
6101         gimple_get_virt_mehtod_for_binfo.
6102         * gimple.h (gimple_get_virt_method_for_binfo): Likewise.
6103         * ipa-cp.c (ipcp_process_devirtualization_opportunities): Adjust
6104         callers.
6105         * ipa-prop.c (try_make_edge_direct_virtual_call): Likewise.
6106
6107 2011-04-18  Michael Matz  <matz@suse.de>
6108             Steve Ellcey  <sje@cup.hp.com>
6109
6110         * expr.c (expand_expr_real_2) <CASE_CONVERT>: If OP0 is a constant,
6111         use its mode as source mode if it isn't VOIDmode.
6112
6113 2011-04-18  Dennis, CHENG Renquan  <crquan@fedoraproject.org>
6114
6115         * doc/passes.texi: Fill crossref nodes.
6116
6117 2011-04-18  Jim Meyering  <meyering@redhat.com>
6118
6119         Fix doubled-word typos in comments and strings
6120         * config/alpha/vms-unwind.h: s/for for/for/
6121         * config/arm/unwind-arm.h: Likewise.
6122         * config/microblaze/microblaze.c: Likewise.
6123         * config/sh/constraints.md: s/in in/in/
6124         * tree-cfg.c (verify_types_in_gimple_reference): Likewise.
6125
6126 2011-04-18  Uros Bizjak  <ubizjak@gmail.com>
6127
6128         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): Remove.
6129         (AVX_FLOAT_MODE_P): Ditto.
6130         (AVX128_VEC_FLOAT_MODE_P): Ditto.
6131         (AVX256_VEC_FLOAT_MODE_P): Ditto.
6132         (AVX_VEC_FLOAT_MODE_P): Ditto.
6133         * config/i386/i386.md (UNSPEC_MASKLOAD): Remove.
6134         (UNSPEC_MASKSTORE): Ditto.
6135         * config/i386/sse.md (<sse>_movmsk<ssemodesuffix><avxmodesuffix>):
6136         Merge from <sse>_movmsk<ssemodesuffix> and
6137         avx_movmsk<ssemodesuffix>256.  Use VF mode iterator.
6138         (*sse2_maskmovdqu): Merge with *sse2_maskmovdqu_rex64.  Use P mode
6139         iterator.
6140         (avx_maskload<ssemodesuffix><avxmodesuffix>): New expander.
6141         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Ditto.
6142         (*avx_maskmov<ssemodesuffix><avxmodesuffix>): New insn.
6143
6144 2011-04-18  Jan Hubicka  <jh@suse.cz>
6145
6146         * ipa-inline.c (inline_small_functions): Fix pasto in previous patch.
6147
6148         * ipa-inline.c: Fix comment typos; do not inline gt-ipa-inline.h
6149         (want_inline_function_called_once_p): Break out the logic from
6150         ipa_inline.
6151         (edge_badness): Ensure that profile is not misupdated.
6152         (lookup_recursive_calls): Prioritize by call frequencies.
6153         (inline_small_functions): Move program size estimates here;
6154         actually process whole queue even when unit growth has been
6155         met. (to properly compute inline_failed reasons and for the
6156         case unit size decrease.) Revisit comments on recursive inlining.
6157         (ipa_inline): Remove unit summary code; first inline hot calls
6158         of functions called once, cold calls next.
6159         (order, nnodes): Remove unused variables.
6160         * Makefile.in (ipa-inline.o): No longer depent on ggc files.
6161         (GTFILES): Remove ipa-inline.c
6162         * sel-sched.c (fill_insns): Silence uninitialized var warning.
6163
6164 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
6165
6166         * dwarf2out.c (is_redundant_typedef): Add 'inline' to prototype.
6167
6168 2011-04-18  Jie Zhang  <jie@codesourcery.com>
6169             Richard Earnshaw  <rearnsha@arm.com>
6170
6171         * arm.c (neon_builtin_type_bits): Remove.
6172         (typedef enum neon_builtin_mode): New.
6173         (T_MAX): Don't define.
6174         (typedef enum neon_builtin_datum): Remove bits, codes[],
6175         num_vars and base_fcode.  Add mode, code and fcode.
6176         (VAR1, VAR2, VAR3, VAR4, VAR5, VAR6, VAR7, VAR8, VAR9
6177         VAR10): Change accordingly.
6178         (neon_builtin_data[]): Change accordingly
6179         (arm_init_neon_builtins): Change accordingly.
6180         (neon_builtin_compare): Remove.
6181         (locate_neon_builtin_icode): Remove.
6182         (arm_expand_neon_builtin): Change accordingly.
6183
6184         * arm.h (enum arm_builtins): Move to ...
6185         * arm.c (enum arm_builtins): ... here; and rearrange builtin code.
6186
6187         * arm.c (arm_builtin_decl): Declare.
6188         (TARGET_BUILTIN_DECL): Define.
6189         (enum arm_builtins): Correct ARM_BUILTIN_MAX.
6190         (arm_builtin_decls[]): New.
6191         (arm_init_neon_builtins): Store builtin declarations in
6192         arm_builtin_decls[].
6193         (arm_init_tls_builtins): Likewise.
6194         (arm_init_iwmmxt_builtins): Likewise.  Refactor initialization code.
6195         (arm_builtin_decl): New.
6196
6197 2011-04-18  Richard Guenther  <rguenther@suse.de>
6198
6199         * tree.c (upper_bound_in_type): Build properly canonicalized
6200         INTEGER_CSTs.
6201         (lower_bound_in_type): Likewise.
6202
6203 2011-04-18  Richard Guenther  <rguenther@suse.de>
6204
6205         * gimple.h (gimple_call_addr_fndecl): New function.
6206         (gimple_call_fndecl): Use it.
6207         * gimple-fold.c (gimple_fold_call): Fold away OBJ_TYPE_REFs
6208         for direct calls.
6209         * tree-ssa-ccp.c (ccp_fold_stmt): Remove OBJ_TYPE_REF folding.
6210         * tree-ssa-pre.c (eliminate): Also simplify indirect OBJ_TYPE_REFs.
6211
6212 2011-04-18  Richard Guenther  <rguenther@suse.de>
6213
6214         PR middle-end/48650
6215         * tree.c (build_string): STRING_CST is now derived from tree_typed.
6216
6217 2011-04-18  Eric Botcazou  <ebotcazou@adacore.com>
6218
6219         PR lto/48492
6220         * cfgexpand.c (expand_debug_expr) <VAR_DECL>: Return NULL for a
6221         DECL_IN_CONSTANT_POOL without RTL.
6222
6223 2011-04-18  Ulrich Weigand  <ulrich.weigand@linaro.org>
6224             Ira Rosen  <ira.rosen@linaro.org>
6225
6226         PR target/48252
6227         * config/arm/arm.c (neon_emit_pair_result_insn): Swap arguments
6228         to match neon_vzip/vuzp/vtrn_internal.
6229         * config/arm/neon.md (neon_vtrn<mode>_internal): Make both
6230         outputs explicitly dependent on both inputs.
6231         (neon_vzip<mode>_internal, neon_vuzp<mode>_internal): Likewise.
6232
6233 2011-04-18  Jakub Jelinek  <jakub@redhat.com>
6234
6235         PR tree-optimization/48616
6236         * tree-vect-stmts.c (vectorizable_shift): If SLP, determine
6237         whether the shift is by scalar or vector based on whether all SLP
6238         scalar stmts have the same rhs.
6239
6240 2011-04-17  Chung-Lin Tang  <cltang@codesourcery.com>
6241
6242         * config/arm/arm.c (neon_struct_mem_operand): Support POST_INC/PRE_DEC
6243         memory operands.
6244
6245 2011-04-17  Richard Sandiford  <rdsandiford@googlemail.com>
6246
6247         PR target/43700
6248         * config/mips/mips.c (mips_cfun_call_saved_reg_p): Handle global
6249         registers.
6250
6251 2011-04-17  Jan Hubicka  <jh@suse.cz>
6252
6253         * cgrpah.h (struct cgraph_node): Remove finalized_by_frontend.
6254         * cgrpahunit.c (cgraph_finalize_function): Do not set
6255         finalized_by_frontend.
6256         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
6257         finalized_by_frontend.
6258
6259 2011-04-17  Jan Hubicka  <jh@suse.cz>
6260
6261         * cgraph.c (cgraph_clone_node): Do not handle vtable_method
6262         * cgraph.h (struct cgraph_local_info): Drop vtable_method.
6263         * cgraphunit.c (cgraph_copy_node_for_versioning): Drop vtable_method.
6264         * lto-cgraph.c (lto_output_node, input_overwrite_node): Drop vtable
6265         method.
6266         * gimple-fold.c (can_refer_decl_in_current_unit_p): Mention PR20991 in
6267         gimple-fold.c
6268         * varasm.c (mark_decl_referenced): Drop vtable_method handling code.
6269
6270 2011-04-17  Eric Botcazou  <ebotcazou@adacore.com>
6271
6272         PR lto/48538
6273         * lto-cgraph.c (merge_profile_summaries): Check that lto_file_data
6274         is non-null before accessing it.
6275         (input_cgraph): Remove trailing spaces.
6276
6277 2011-04-17  Revital Eres  <revital.eres@linaro.org>
6278
6279         * params.def (sms-min-sc): New param flag.
6280         * modulo-sched.c (sms_schedule): Use it.
6281         * doc/invoke.texi (sms-min-sc): Document it.
6282
6283 2011-04-17  Jan Hubicka  <jh@suse.cz>
6284
6285         * lto-symtab.c (lto_cgraph_replace_node): When call statement is
6286         present, also set gimple_call_set_cannot_inline.
6287         * ipa-inline.c: Update toplevel comment.
6288         (MAX_TIME): Remove.
6289         (cgraph_clone_inlined_nodes): Fix linebreaks.
6290         (cgraph_check_inline_limits): Restructure to ...
6291         (caller_growth_limits): ... this one; be more tolerant
6292         on growth in nested inline chains; add explanatory comment;
6293         fix stack accounting thinko introduced by previous patch.
6294         (cgraph_default_inline_p): Remove.
6295         (report_inline_failed_reason): New function.
6296         (can_inline_edge_p): New function.
6297         (can_early_inline_edge_p): New function.
6298         (leaf_node_p): Move upwards in file.
6299         (want_early_inline_function_p): New function.
6300         (want_inline_small_function_p): New function.
6301         (want_inline_self_recursive_call_p): New function.
6302         (cgraph_edge_badness): Rename to ...
6303         (edge_badness) ... this one; fix linebreaks.
6304         (update_edge_key): Update call of edge_baddness; add
6305         detailed dump about queue updates.
6306         (update_caller_keys): Use can_inline_edge_p and
6307         want_inline_small_function_p.
6308         (cgraph_decide_recursive_inlining): Rename to...
6309         (recursive_inlining): Use can_inline_edge_p and
6310         want_inline_self_recursive_call_p; simplify and remove no longer
6311         valid FIXME.
6312         (cgraph_set_inline_failed): Remove.
6313         (add_new_edges_to_heap): Use can_inline_edge_p and
6314         want_inline_small_function_p.
6315         (cgraph_decide_inlining_of_small_functions): Rename to ...
6316         (inline_small_functions): ... this one; cleanup; use
6317         can/want predicates; cleanup debug ouput; work edges till fibheap
6318         is exhausted and do not stop once unit growth is reached; remove
6319         later loop processing remaining edges.
6320         (cgraph_flatten): Rename to ...
6321         (flatten_function): ... this one; use can_inline_edge_p
6322         and can_early_inline_edge_p predicates.
6323         (cgraph_decide_inlining): Rename to ...
6324         (ipa_inline): ... this one; remove unreachable nodes before
6325         inlining functions called once; simplify the pass.
6326         (cgraph_perform_always_inlining): Rename to ...
6327         (inline_always_inline_functions): ... this one; use
6328         DECL_DISREGARD_INLINE_LIMITS; use can_inline_edge_p predicate.
6329         (cgraph_decide_inlining_incrementally): Rename to ...
6330         (early_inline_small_functions): ... this one; simplify
6331         using new predicates; cleanup; make dumps prettier.
6332         (cgraph_early_inlining): Rename to ...
6333         (early_inliner): newer inline regular functions into always-inlines;
6334         fix updating of call stmt summaries.
6335         (pass_early_inline): Update for new names.
6336         (inline_transform): Fix formating.
6337         (gate_cgraph_decide_inlining): Rename to ...
6338         (pass_ipa_inline): ... this one.
6339         * ipa-inline.h (inline_summary): Remove disregard_inline_limits.
6340         * ipa-inline-analysis.c (dump_inline_summary): Update.
6341         (compute_inline_parameters): Do not compute disregard_inline_limits;
6342         look for mismatching arguments.
6343         (estimate_growth): Fix handlig of non-trivial self recursion.
6344         (inline_read_summary): Do not read info->disregard_inline_limits.
6345         (inline_write_summary): Do not write info->disregard_inline_limits.
6346         * tree-inline.c (inline_forbidden_into_p, tree_can_inline_p): Remove
6347         and move all checks into can_inline_edge_p predicate; re-enable code
6348         comparing optimization levels.
6349         (expand_call_inline): Do not test inline_forbidden_into_p.
6350         * Makefile.in (ipa-inline.o): Update arguments.
6351
6352 2011-04-17  Revital Eres  <revital.eres@linaro.org>
6353
6354         * ddg.c (free_ddg_all_sccs): Free sccs field in struct ddg_all_sccs.
6355
6356 2011-04-17  Revital Eres  <revital.eres@linaro.org>
6357
6358         * modulo-sched.c (sms_schedule): Avoid unfreed memory when SMS fails.
6359
6360 2011-04-17  Michael Matz  <matz@suse.de>
6361
6362         PR tree-optimization/48622
6363         PR lto/48645
6364         * ipa-inline-analysis.c (inline_read_summary): Read size/time
6365         in same order as they're written.
6366
6367 2011-04-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
6368
6369         * config/pa/predicates.md: Reorganize and simplify predicates.
6370         Eliminate duplicate code checks.
6371         (arith_operand): Rename to arith14_operand
6372         (reg_or_ior_operand): Rename to reg_or_cint_ior_operand.
6373         * config/pa/pa.md: Use renamed operands.
6374         * config/pa/pa-protos.h (symbolic_operand): Delete declaration.
6375         (tls_symbolic_operand, function_label_operand, lhs_lshift_cint_operand,
6376         arith11_operand, adddi3_operand, indexed_memory_operand,
6377         symbolic_memory_operand, int11_operand, reg_or_cint_move_operand,
6378         arith5_operand, uint5_operand, pic_label_operand, plus_xor_ior_operator,
6379         borx_reg_operand, shadd_operand, arith_operand, read_only_operand,
6380         move_dest_operand, move_src_operand, prefetch_cc_operand,
6381         prefetch_nocc_operand, and_operand, ior_operand, arith32_operand,
6382         uint32_operand, reg_before_reload_operand, reg_or_0_operand,
6383         reg_or_0_or_nonsymb_mem_operand, pre_cint_operand, post_cint_operand,
6384         div_operand, int5_operand, movb_comparison_operator,
6385         ireg_or_int5_operand, call_operand_address, ior_operand, fp_reg_operand,
6386         arith_double_operand, ireg_operand, lhs_lshift_operand,
6387         pc_or_label_operand, non_hard_reg_operand, eq_neq_comparison_operator,
6388         integer_store_memory_operand): Likewise.
6389         * config/pa/pa.c (adddi3_operand): Move to predicates.md.
6390         (integer_store_memory_operand, read_only_operand,
6391         function_label_operand, borx_reg_operand,
6392         non_hard_reg_operand): Likewise.
6393         (eq_neq_comparison_operator): Delete unused operator.
6394         (legitimize_pic_address): Use VOIDmode for mode argument in calls to
6395         function_label_operand.
6396         (emit_move_sequence): Likewise.
6397
6398 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
6399
6400         * config/i386/sse.md (sseunpackmode): New mode attribute.
6401         (ssepackmode): Ditto.
6402         (vec_pack_trunc_<mode>): Macroize expander from
6403         vec_pack_trunc_{v8hi,v4si,v2di} using VI248_128 mode iterator.
6404         (vec_unpacks_lo_<mode>): Macroize expander from
6405         vec_unpacks_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
6406         (vec_unpacks_hi_<mode>): Macroize expander from
6407         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
6408         (vec_unpacku_lo_<mode>): Macroize expander from
6409         vec_unpacku_lo_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
6410         (vec_unpacku_hi_<mode>): Macroize expander from
6411         vec_unpacks_hi_{v16qi,v8hi,v4si} using VI124_128 mode iterator.
6412         * config/i386/i386.c (ix86_expand_sse_unpack): Merge with
6413         ix86_expand_sse4_unpack.
6414         * config/i386/i386-protos.h (ix86_expand_sse4_unpack): Remove.
6415
6416 2011-04-16  Jan Hubicka  <jh@suse.cz>
6417
6418         * cgraphbuild.c: Include ipa-inline.h.
6419         (reset_inline_failed): Use initialize_inline_failed.
6420         * cgraph.c: Include ipa-inline.h.
6421         (cgraph_create_node_1): Do not initialize estimated_growth.
6422         (initialize_inline_failed): More to ipa-inline-analysis.c
6423         (dump_cgraph_node): Do not dump inline flags.
6424         * cgraph.h (cgraph_local_info): Remove inlineable, versionable
6425         and disregard_inline_limits flags.
6426         (cgrpah_global_info): Remove estimated_stack_size, stack_frame_offset,
6427         time, size, estimated_growth.
6428         * ipa-cp.c (ipcp_versionable_function_p, ipcp_generate_summary):
6429         Update.
6430         * cgraphunit.c (cgraph_decide_is_function_needed): Use
6431         DECL_DISREGARD_INLINE_LIMITS.
6432         (cgraph_analyze_function): Do not initialize
6433         node->local.disregard_inline_limits.
6434         * lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
6435         inlinable, versionable and disregard_inline_limits.
6436         * ipa-inline.c (cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
6437         cgraph_check_inline_limits, cgraph_default_inline_p,
6438         cgraph_edge_badness, update_caller_keys, update_callee_keys,
6439         add_new_edges_to_heap): Update.
6440         (cgraph_decide_inlining_of_small_function): Update; set
6441         CIF_FUNCTION_NOT_INLINABLE for uninlinable functions.
6442         (cgraph_decide_inlining, cgraph_edge_early_inlinable_p,
6443         cgraph_decide_inlining_incrementally): Update.
6444         * ipa-inline.h (inline_summary): Add inlinable, versionable,
6445         disregard_inline_limits, estimated_stack_size, stack_frame_offset,
6446         time, size and estimated_growth parameters.
6447         (estimate_edge_growth): Update.
6448         (initialize_inline_failed): Declare.
6449         * ipa-split.c: Include ipa-inline.h
6450         (execute_split_functions): Update.
6451         * ipa.c (cgraph_postorder): Use DECL_DISREGARD_INLINE_LIMITS.
6452         (cgraph_remove_unreachable_nodes): Do not clear inlinable flag.
6453         (record_cdtor_fn): Use DECL_DISREGARD_INLINE_LIMITS.
6454         * ipa-inline-analysis.c (inline_node_removal_hook): Update; set
6455         estimated_growth to INT_MIN.
6456         (inline_node_duplication_hook): Likewise.
6457         (dump_inline_summary): Dump new fields.
6458         (compute_inline_parameters): Update.
6459         (estimate_edge_time, estimate_time_after_inlining,
6460         estimate_size_after_inlining, estimate_growth, inline_read_summary,
6461         inline_write_summary):
6462         (initialize_inline_failed): Move here from cgraph.c.
6463         * tree-sra.c: Include ipa-inline.h.
6464         (ipa_sra_preliminary_function_checks): Update.
6465         * Makefile.in (cgraph.o, cgraphbuild.o): Add dependency on
6466         ipa-inline.h.
6467
6468 2011-04-16  Uros Bizjak  <ubizjak@gmail.com>
6469
6470         * config/i386/sse.md (V16): New mode iterator.
6471         (VI1, VI8): Ditto.
6472         (AVXMODEQI, AVXMODEDI): Remove.
6473         (sse2, sse3): New mode attribute.
6474         (mov<mode>): Use V16 mode iterator.
6475         (*mov<mode>_internal): Merge with *avx_mov<mode>_internal.
6476         (push<mode>1): Use V16 mode iterator.
6477         (movmisalign<mode>): Ditto.
6478         (<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
6479         <sse>_movu<ssemodesuffix> and avx_movu<ssemodesuffix><avxmodesuffix>.
6480         (*<sse>_movu<ssemodesuffix><avxmodesuffix>): Merge from
6481         *<sse>_movu<ssemodesuffix> and *avx_movu<ssemodesuffix><avxmodesuffix>.
6482         (<sse2>_movdqu<avxmodesuffix>): Merge from sse2_movdqu and
6483         avx_movdqu<avxmodesuffix>.
6484         (*<sse2>_movdqu<avxmodesuffix>): Merge from *sse2_movdqu and
6485         *avx_movdqu<avxmodesuffix>.
6486         (<sse3>_lddqu<avxmodesuffix>) Merge from sse3_lddqu and
6487         avx_lddqu<avxmodesuffix>.
6488         (<sse>_movnt<mode>): Merge with avx_movnt<AVXMODEF2P:mode>.
6489         (<sse2>_movnt<mode>): Merge from sse2_movntv2di and
6490         avx_movnt<AVXMODEDI:mode>.
6491         * config/i386/i386.c (ix86_expand_vector_move_misalign): Update for
6492         renamed sse_movups, sse2_movupd and sse2_movdqu patterns.
6493
6494 2011-04-16  Bernd Schmidt  <bernds@codesourcery.com>
6495
6496         PR target/48629
6497         * haifa-sched.c (prune_ready_list, schedule_block): Use
6498         sched_pressure_p rather than flag_sched_pressure.
6499
6500 2011-04-15  Pat Haugen  <pthaugen@us.ibm.com>
6501
6502         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
6503         cgraph_get_node instead of cgraph_get_create_node.
6504
6505 2011-04-15  Jakub Jelinek  <jakub@redhat.com>
6506
6507         * cfgexpand.c (expand_debug_expr): Use
6508         simplify_gen_{unary,binary,ternary} instead of gen_rtx_*.
6509
6510 2011-04-15  Michael Matz  <matz@suse.de>
6511
6512         * tree.h (ALLOCA_FOR_VAR_P): Rename to CALL_ALLOCA_FOR_VAR_P.
6513         * builtins.c (expand_builtin): Use CALL_ALLOCA_FOR_VAR_P.
6514         * function.c (gimplify_parameters): Ditto.
6515         * gimplify.c (gimplify_vla_decl): Ditto.
6516
6517         * gimple.h (enum gf_mask): Add GF_CALL_ALLOCA_FOR_VAR.
6518         (gimple_call_set_alloca_for_var): New inline function.
6519         (gimple_call_alloca_for_var_p): Ditto.
6520         * gimple.c (gimple_build_call_from_tree): Remember
6521         CALL_ALLOCA_FOR_VAR_P state.
6522         * cfgexpand.c (expand_call_stmt): Restore CALL_ALLOCA_FOR_VAR_P state.
6523
6524         * tree-inline.c (inline_forbidden_p_stmt): Don't reject alloca
6525         calls if they were for VLA objects.
6526
6527 2011-04-15  Martin Jambor  <mjambor@suse.cz>
6528
6529         * ipa-prop.c (ipa_analyze_virtual_call_uses): Remove handling
6530         of ADR_EXPRs.
6531
6532 2011-04-15  Martin Jambor  <mjambor@suse.cz>
6533
6534         PR middle-end/48601
6535         * tree-emutls.c (lower_emutls_function_body): Call
6536         cgraph_get_create_node instead of cgraph_get_node.  Do not assert the
6537         result is non-NULL.
6538
6539 2011-04-15  Nicola Pero  <nicola.pero@meta-innovation.com>
6540
6541         * c-decl.c (detect_field_duplicates): Call
6542         objc_detect_field_duplicates instead of objc_get_interface_ivars.
6543
6544 2011-04-15  Nathan Froyd  <froydnj@codesourcery.com>
6545
6546         * gimple.h (gimple_asm_clobbers_memory_p): Declare.
6547         * gimple.c (gimple_asm_clobbers_memory_p): Define.
6548         * ipa-pure-const.c (check_stmt): Call it.
6549         * tree-ssa-operands.c (get_asm_expr_operands): Likewise.
6550
6551 2011-04-15  Richard Guenther  <rguenther@suse.de>
6552
6553         PR tree-optimization/48290
6554         * tree-ssa-copy.c (copy_prop_visit_phi_node): Propagate constants.
6555         Properly decide inhibiting propagation based on the valueized
6556         operand.  Do loop-closed SSA form preserving here ...
6557         (init_copy_prop): ... not here.
6558
6559 2011-04-15  H.J. Lu  <hongjiu.lu@intel.com>
6560
6561         PR target/48612
6562         * config/i386/sse.md (*ieee_smin<mode>3): Switch mnemonics.
6563         (*ieee_smax<mode>3): Likewise.
6564
6565 2011-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
6566
6567         * config/s390/s390.md (popcountdi2, popcountsi2, popcounthi2):
6568         Replace match_operand with match_dup for the third operand in
6569         these expanders.
6570
6571 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
6572
6573         * combine.c (subst, combine_simlify_rtx): Add new argument, use it
6574         to track processing of conditionals.  Update all callers.
6575         (try_combine, simplify_if_then_else): Update.
6576
6577 2011-04-15  Maxim Kuvyrkov  <maxim@codesourcery.com>
6578
6579         * config/m68k/m68k.c (m68k_sched_variable_issue): Handle
6580         -fsched-pressure.
6581
6582 2011-04-15  Georg-Johann Lay  <avr@gjlay.de>
6583
6584         * config/avr/avr.md ("rotl<mode>3",mode=HIDI): Use match_dup
6585         instead of match_operand for operand 3.
6586
6587 2011-04-15  Richard Sandiford  <richard.sandiford@linaro.org>
6588
6589         * recog.h (insn_operand_data): Add an "allows_mem" field.
6590         * genoutput.c (output_operand_data): Initialize it.
6591         * optabs.c (maybe_legitimize_operand_same_code): New function.
6592         (maybe_legitimize_operand): Use it when matching the original
6593         op->value.
6594
6595 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
6596
6597         * gimplify.c: Fix issues in comments throughout.
6598         (voidify_wrapper_expr): Fix long line.
6599         (build_stack_save_restore): Likewise.
6600         (gimplify_loop_expr): Likewise.
6601         (gimplify_compound_lval): Likewise.
6602         (gimplify_init_ctor_eval): Likewise.
6603         (gimplify_modify_expr_rhs): Likewise.
6604         (omp_notice_threadprivate_variable): Likewise.
6605
6606 2011-04-15  Eric Botcazou  <ebotcazou@adacore.com>
6607
6608         * cfgexpand.c (expand_call_stmt): Convert the function type to the
6609         original one if this is not a builtin function.
6610
6611 2011-04-14  Jakub Jelinek  <jakub@redhat.com>
6612
6613         PR target/48605
6614         * config/i386/sse.md (sse4_1_insertps): If operands[2] is a MEM,
6615         offset it as needed based on top 2 bits in operands[3], change
6616         MEM mode to SFmode and mask those 2 bits away from operands[3].
6617
6618 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
6619
6620         * c-parser.c (c_parser_objc_protocol_definition): Updated for
6621         change from objc_declare_protocols() to objc_declare_protocol().
6622
6623 2011-04-14  Uros Bizjak  <ubizjak@gmail.com>
6624
6625         * config/i386/sse.md (sse4_1): New mode attribute.
6626         (<sse4_1>_blend<ssemodesuffix><avxmodesuffix>): Macroize from
6627         avx_blend<ssemodesuffix><avxmodesuffix> and
6628         sse4_1_blend<ssemodesuffix> using VF mode iterator.
6629         (<sse4_1>_blendv<ssemodesuffix><avxmodesuffix>): Macroize from
6630         avx_blendv<ssemodesuffix><avxmodesuffix> and
6631         sse4_1_blendv<ssemodesuffix> using VF mode iterator.
6632         (<sse4_1>_dp<ssemodesuffix><avxmodesuffix>): Macroize from
6633         avx_dp<ssemodesuffix><avxmodesuffix> and
6634         sse4_1_dp<ssemodesuffix> using VF mode iterator.
6635         (sse4_1_mpsadbw): Merge with *avx_mpsadbw.
6636         (sse4_1_packusdw): Merge with *avx_packusdw.
6637         (sse4_1_pblendvb): Merge with *avx_pblendvb.
6638         (sse4_1_pblendw): Merge with *avx_pblendw.
6639         (avx_vtest<ssemodesuffix><avxmodesuffix>): Use VF mode iterator.
6640         (<sse4_1>_round<ssemodesuffix><avxmodesuffix>): Macroize from
6641         avx_round<ssemodesuffix>256 and sse4_1_round<ssemodesuffix> using
6642         VF mode iterator.
6643         (sse4_1_round<ssescalarmodesuffix>): Merge with
6644         *avx_round<ssescalarmodesuffix>.
6645         (aesenc): Merge with *avx_aesenc.
6646         (aesenclast): Merge with *avx_aesenclast.
6647         (aesdec): Merge with *avx_aesdec.
6648         (aesdeclast): Merge with *avx_aesdeclast.
6649         (pclmulqdq): Merge with *pclmulqdq.
6650         * config/i386/predicates.md (reg_not_xmm0_operand_maybe_avx):
6651         New predicate.
6652         (nonimm_not_xmm0_operand_maybe_avx): Ditto.
6653
6654 2011-04-14  H.J. Lu  <hongjiu.lu@intel.com>
6655
6656         PR middle-end/48608
6657         * cfgexpand.c (get_decl_align_unit): Renamed to ...
6658         (align_local_variable): This.  Update DECL_ALIGN.
6659         (add_stack_var): Updated.
6660         (expand_one_stack_var): Likewise.
6661
6662 2011-04-14  Richard Guenther  <rguenther@suse.de>
6663
6664         * tree-ssa-dse.c (struct dse_global_data, struct dse_block_local_data):
6665         Remove.
6666         (dse_initialize_block_local_data, dse_leave_block,
6667         record_voperand_set, get_stmt_uid): Likewise.
6668         (dse_possible_dead_store_p): Allow any kind of killing stmt.
6669         (dse_optimize_stmt): Remove voperand set handling code.
6670         Simplify and improve to handle any kind of killing stmt.
6671         (dse_record_phi): Remove.
6672         (dse_enter_block): Simplify.
6673         (tree_ssa_dse): Likewise.
6674         * tree-ssa-alias.c (stmt_kills_ref_p_1): Handle some builtins.
6675
6676 2011-04-14  Jan Hubicka  <jh@suse.cz>
6677
6678         * cgraph.c (dump_cgraph_node): Do not dump inline summaries.
6679         * cgraph.h (struct inline_summary): Move to ipa-inline.h
6680         (cgraph_local_info): Remove inline_summary.
6681         * ipa-cp.c: Include ipa-inline.h.
6682         (ipcp_cloning_candidate_p, ipcp_estimate_growth,
6683         ipcp_estimate_cloning_cost, ipcp_insert_stage): Use inline_summary
6684         accesor.
6685         * lto-cgraph.c (lto_output_node): Do not stream inline summary.
6686         (input_overwrite_node): Do not set inline summary.
6687         (input_node): Do not stream inline summary.
6688         * ipa-inline.c (cgraph_decide_inlining): Dump inline summaries.
6689         (cgraph_decide_inlining_incrementally): Do not try to estimate overall
6690         growth; we do not have inline parameters computed for that anyway.
6691         (cgraph_early_inlining): After inlining compute call_stmt_sizes.
6692         * ipa-inline.h (struct inline_summary): Move here from ipa-inline.h
6693         (inline_summary_t): New type and VECtor.
6694         (debug_inline_summary, dump_inline_summaries): Declare.
6695         (inline_summary): Use VOCtor.
6696         (estimate_edge_growth): Kill hack computing call stmt size directly.
6697         * lto-section-in.c (lto_section_name): Add inline section.
6698         * ipa-inline-analysis.c: Include lto-streamer.h
6699         (node_removal_hook_holder, node_duplication_hook_holder): New holders
6700         (inline_node_removal_hook, inline_node_duplication_hook): New functions.
6701         (inline_summary_vec): Define.
6702         (inline_summary_alloc, dump_inline_summary, debug_inline_summary,
6703         dump_inline_summaries): New functions.
6704         (estimate_function_body_sizes): Properly compute size/time of outgoing
6705         calls.
6706         (compute_inline_parameters): Alloc inline_summary; do not compute
6707         size/time of incomming calls.
6708         (estimate_edge_time): Avoid missing time summary hack.
6709         (inline_read_summary): Read inline summary info.
6710         (inline_write_summary): Write inline summary info.
6711         (inline_free_summary): Free all hooks and inline summary vector.
6712         * lto-streamer.h: Add LTO_section_inline_summary section.
6713         * Makefile.in (ipa-cp.o, ipa-inline-analysis.o): Update dependencies.
6714         * ipa.c (cgraph_remove_unreachable_nodes): Fix dump file formating.
6715
6716 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
6717
6718         * tree-vectorizer.h (vect_strided_store_supported): Add a
6719         HOST_WIDE_INT argument.
6720         (vect_strided_load_supported): Likewise.
6721         (vect_permute_store_chain): Return void.
6722         (vect_transform_strided_load): Likewise.
6723         (vect_permute_load_chain): Delete.
6724         * tree-vect-data-refs.c (vect_strided_store_supported): Take a
6725         count argument.  Check that the count is a power of two.
6726         (vect_strided_load_supported): Likewise.
6727         (vect_permute_store_chain): Return void.  Update after above changes.
6728         Assert that the access is supported.
6729         (vect_permute_load_chain): Likewise.
6730         (vect_transform_strided_load): Return void.
6731         * tree-vect-stmts.c (vectorizable_store): Update calls after
6732         above interface changes.
6733         (vectorizable_load): Likewise.
6734         (vect_analyze_stmt): Don't check for strided powers of two here.
6735
6736 2011-04-14  Richard Guenther  <rguenther@suse.de>
6737
6738         PR tree-optimization/48590
6739         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
6740         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
6741         (call_may_clobber_ref_p_1): Handle BUILT_IN_ALLOCA and
6742         BUILT_IN_STACK_SAVE.
6743         * tree-ssa-dce.c (propagate_necessity): Handle
6744         BUILT_IN_ALLOCA, BUILT_IN_STACK_SAVE and BUILT_IN_STACK_RESTORE.
6745
6746 2011-04-14  Nicola Pero  <nicola.pero@meta-innovation.com>
6747
6748         * c-parser.c (c_parser_objc_class_declaration): Updated call to
6749         objc_declare_class.
6750
6751 2011-04-14  Richard Guenther  <rguenther@suse.de>
6752
6753         * tree.h (get_object_alignment_1): Declare.
6754         * builtins.c (get_object_alignment_1): Split out worker from ...
6755         (get_object_alignment): ... here.
6756         * fold-const.c (get_pointer_modulus_and_residue): Use
6757         get_object_alignment_1.
6758
6759 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
6760
6761         * tree-vectorizer.h (vect_create_data_ref_ptr): Add an extra
6762         type parameter.
6763         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add an aggr_type
6764         parameter.  Generalise code to handle arrays as well as vectors.
6765         (vect_setup_realignment): Update accordingly.
6766         * tree-vect-stmts.c (vectorizable_store): Likewise.
6767         (vectorizable_load): Likewise.
6768
6769 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
6770
6771         * tree-vect-stmts.c (vectorizable_load): Allocate and free dr_chain
6772         within the per-copy loop.
6773
6774 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
6775
6776         * tree-vect-stmts.c (vectorizable_load): Print the number of copies
6777         in the dump file.
6778
6779 2011-04-14  Richard Sandiford  <richard.sandiford@linaro.org>
6780
6781         * doc/options.texi (Negative): Explicitly mention that the
6782         Negative chain must be circular.
6783
6784 2011-04-14  Nathan Froyd  <froydnj@codesourcery.com>
6785
6786         * function.h (block_chainon): Declare.
6787         * function.c (block_chainon): Define.
6788
6789 2011-04-14  Anatoly Sokolov  <aesok@post.ru>
6790             Eric Weddington  <eric.weddington@atmel.com>
6791             Georg-Johann Lay  <avr@gjlay.de>
6792
6793         * config/avr/avr.c ("insn-codes.h", "optabs.h", "langhooks.h"):
6794         New Includes
6795         (avr_init_builtins, avr_expand_builtin,
6796         avr_expand_delay_cycles, avr_expand_unop_builtin,
6797         avr_expand_binop_builtin ): New functions.
6798         (avr_builtin_id): New enum
6799         (struct avr_builtin_description): New struct
6800         (bdesc_1arg, bdesc_2arg): New arrays describing some RTL builtins.
6801         (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
6802
6803         * config/avr/avr.md (UNSPEC_FMUL, UNSPEC_FMULS, UNSPEC_FMULSU,
6804         UNSPECV_ENABLE_IRQS, UNSPECV_NOP, UNSPECV_SLEEP, UNSPECV_WDR,
6805         UNSPECV_DELAY_CYCLES): new enumeration values
6806         (UNSPEC_SEI, UNSPEC_CLI): Remove enumeration values
6807         ("enable_interrupt"): Use UNSPECV_ENABLE_IRQS
6808         ("disable_interrupt"): Use UNSPECV_ENABLE_IRQS
6809         ("*rotlqi3_4"): rename insn to "rotlqi3_4"
6810         ("delay_cycles_1", "delay_cycles_2", "delay_cycles_3",
6811         "delay_cycles_4", "nopv", "sleep", "wdr", "fmul", "fmuls",
6812         "fmulsu"): New insns
6813
6814         * config/avr/avr-c.c: fix line endings
6815         (avr_cpu_cpp_builtins): New builtin defines: __BUILTIN_AVR_NOP,
6816         __BUILTIN_AVR_SEI, __BUILTIN_AVR_CLI, __BUILTIN_AVR_WDR,
6817         __BUILTIN_AVR_SLEEP, __BUILTIN_AVR_SWAP,
6818         __BUILTIN_AVR_DELAY_CYCLES, __BUILTIN_AVR_FMUL,
6819         __BUILTIN_AVR_FMULS, __BUILTIN_AVR_FMULSU.
6820
6821         * doc/extend.texi (AVR Built-in Functions): New node
6822         (Target Builtins): Add documentation of AVR
6823         built-in functions.
6824
6825 2011-04-14  Georg-Johann Lay  <avr@gjlay.de>
6826
6827         PR target/44643
6828         * config/avr/avr.c (avr_insert_attributes): Leave TREE_READONLY
6829         alone. Error if non-const data has attribute progmem.
6830
6831 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
6832
6833         * tree.h (struct tree_constructor): Include tree_typed instead of
6834         tree_common.
6835         * tree.c (initialize_tree_contains_struct): Mark TS_CONSTRUCTOR as
6836         TS_TYPED instead of TS_COMMON.
6837
6838 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
6839
6840         * config/i386/sse.md (*sse2_uavgv16qi3): Merge with *avx_uavgv16qi3.
6841         (*sse2_uavgv8hi3): Merge with *avx_uavgv8hi3.
6842         (sse2_psadbw): Merge with *avx_psadbw.
6843         (ssse3_phaddwv8hi3): Merge with *avx_phaddwv8hi3.
6844         (ssse3_phadddv4si3): Merge with *avx_phadddv4si3.
6845         (ssse3_phaddswv8hi3): Merge with *avx_phaddswv8hi3.
6846         (ssse3_phsubwv8hi3): Merge with *avx_phsubwv8hi3.
6847         (ssse3_phsubdv4si3): Merge with *avx_phsubdv4si3.
6848         (ssse3_phsubswv8hi3): Merge with *avx_phsubswv8hi3.
6849         (ssse3_pmaddubsw128): Merge with *avx_pmaddubsw128.
6850         (*ssse3_pmulhrswv8hi3): Merge with *avx_pmulhrswv8hi3.
6851         (ssse3_pshufbv16qi3): Merge with *avx_pshufbv16qi3.
6852         (ssse3_psign<mode>3): Merge with *avx_psign<mode>3.
6853         (ssse3_palignrti): Merge with *avx_palignrti.
6854
6855 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
6856
6857         * tree-flow.h (struct gimple_df): Make free_ssanames a VEC.
6858         * tree-ssanames.c (fini_ssanames): VEC_free it.
6859         (make_ssa_name_fn): Update for VECness of free_ssanames.
6860         (release_ssa_name, release_dead_ssa_names): Likewise.
6861         * tree.h (struct tree_ssa_name): Include tree_typed instead of
6862         tree_common.
6863         * tree.c (initialize_tree_contains_struct): Mark TS_SSA_NAME as
6864         TS_TYPED instead of TS_COMMON.
6865
6866 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
6867
6868         * postreload-gcse.c (gcse_after_reload_main): Add calls to
6869         statistics_counter_event.
6870         * tree-ssa-copyrename.c (stats): Define.
6871         (rename_ssa_copies): Count coalesced SSA_NAMEs.  Add call to
6872         statistics_counter_event.
6873         * tree-ssa-math-opts.c (reciprocal_stats, sincos_stats): Define.
6874         (bswap_stats, widen_mul_stats): Define.
6875         (insert_reciprocals): Increment rdivs_inserted.
6876         (execute_cse_reciprocals): Zeroize reciprocal_stats.  Increment
6877         rfuncs_inserted.  Add calls to statistics_counter_event.
6878         (execute_cse_sincos_1): Increment inserted.
6879         (execute_cse_sincos): Zeroize sincos_stats.  Add call to
6880         statistics_counter_event.
6881         (execute_optimize_bswap): Zeroize bswap_stats.  Increment fields
6882         of bswap_stats.  Add calls to statistics_counter_event.
6883         (convert_mult_to_widen): Increment widen_mults_inserted.
6884         (convert_plusminus_to_widen): Increment maccs_inserted.
6885         (convert_mult_to_fma): Increment fmas_inserted.
6886         (execute_optimize_widening_mul): Zeroize widen_mul_stats.  Add
6887         calls to statistics_counter_event.
6888
6889 2011-04-13  Vladimir Makarov  <vmakarov@redhat.com>
6890
6891         PR rtl-optimization/48455
6892         * ira-costs.c (find_costs_and_classes): Use i_mem_cost instead of
6893         `temp_costs->mem_cost'.
6894
6895 2011-04-13  Jan Hubicka  <jh@suse.cz>
6896
6897         * ipa-inline.h: New file.
6898         * ipa-inline-analysis.c: New file. Broken out of ...
6899         * ipa-inline.c: ... this file; update toplevel comment;
6900         include ipa-inline.h
6901         (inline_summary): Move to ipa-inline.h
6902         (cgraph_estimate_edge_time): Rename to estimate_edge_time; move to
6903         ipa-inline-analysis.c.
6904         (cgraph_estimate_time_after_inlining): Rename to
6905         estiamte_time_after_inlining; move to ipa-inline-analysis.c
6906         (cgraph_estimate_edge_growth): Move to ipa-inline-analysis.c; rename
6907         to estimate_edge_growth.
6908         (cgraph_estimate_size_after_inlining): Move to ipa-inline-analysis.c;
6909         rename to estimate_size_after_inlining.
6910         (cgraph_mark_inline_edge): Update for new naming convention.
6911         (cgraph_check_inline_limits): Likewise.
6912         (cgraph_edge_badness): Likewise.
6913         (cgraph_decide_recursive_inlining): Likewise.
6914         (cgraph_decide_inlining_of_small_functions): Likewise.
6915         (cgraph_decide_inlining_incrementally): Likewise.
6916         (cgraph_estimate_growth): Rename to estimate_growth; move to
6917         ipa-inline-analysis.c.
6918         (eliminated_by_inlining_prob): Move to ipa-inline-analysis.c.
6919         (estimate_function_body_sizes): Move to ipa-inline-analysis.c.
6920         (compute_inline_parameters): Likewise.
6921         (compute_inline_parameters_for_current): Likewise.
6922         (pass_inline_parameters): Likewise.
6923         (inline_indirect_intraprocedural_analysis): Likewise.
6924         (analyze_function): Rename to inline_analyze_function; likewise.
6925         (add_new_function): Move to ipa-inline-analysis.c.
6926         (inline_generate_summary): Likewise.
6927         (inline_read_summary): Likewise.
6928         (inline_write_summary): Likewise.
6929         * Makefile.in (ipa-inline-analysis.c): New file.
6930
6931 2011-04-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
6932
6933         * configure.ac (gcc_cv_as_sparc_gotdata_op): Remove GNU ld check.
6934         * configure: Regenerate.
6935
6936 2011-04-13  Nathan Froyd  <froydnj@codesourcery.com>
6937
6938         * tree.h (struct tree_int_cst, struct real_value): Include tree_typed
6939         instead of tree_common.
6940         (struct tree_fixed_cst, struct tree_string, struct tree_complex):
6941         Likewise.
6942         * tree.c (initialize_tree_contains_struct): Mark such nodes as being
6943         TS_TYPED rather than TS_COMMON.
6944         * print-tree.c (print_node) [STRING_CST]: Don't print TREE_CHAIN.
6945
6946 2011-04-01  Georg-Johann Lay  <avr@gjlay.de>
6947
6948         PR target/45263
6949         * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Don't use
6950         r20 around calls of __tablejump_elpm__
6951
6952 2011-04-13  Jakub Jelinek  <jakub@redhat.com>
6953
6954         PR middle-end/48591
6955         * omp-low.c (expand_omp_atomic_fetch_op): Return false if decl is
6956         NULL.
6957         (expand_omp_atomic_pipeline): Return false if cmpxchg is NULL.
6958
6959 2011-04-13  Bernd Schmidt  <bernds@codesourcery.com>
6960
6961         * dwarf2out.c (struct dw_cfi_struct): Remove member dw_cfi_next.
6962         (dw_cfi_ref): Add DEF_VEC_P and some DEF_VEC_ALLOC_Ps.
6963         (cfi_vec): New typedef.
6964         (struct dw_fde_struct): Make dw_fde_cfi a cfi_vec. Replace
6965         dw_fde_switch_cfi with an integer dw_fde_switch_cfi_index.
6966         (cie_cfi_vec): New static variable.
6967         (cie_cfi_head): Delete.
6968         (add_cfi): Accept a cfi_vec * as first argument. All callers and
6969         declaration changed. Use vector rather than list operations.
6970         (new_cfi): Don't initialize the dw_cfi_next field.
6971         (add_fde_cfi): Allocate cie_cfi_vec if necessary. Use vector
6972         rather than list operations.
6973         (lookup_cfa): Use vector rather than list operations.
6974         (output_cfis): New argument upto. Accept a cfi_vec rather than
6975         a dw_cfi_ref list head as argument. All callers changed.
6976         Iterate over the vector using upto as a maximum index.
6977         (output_all_cfis): New static function.
6978         (output_fde): Use vector rather than list operations. Use the
6979         new upto argument for output_cfis rather than manipulating a
6980         list.
6981         (dwarf2out_begin_prologue): Change initializations to match
6982         new struct members.
6983         (dwarf2out_switch_text_section): Initialize dw_fde_switch_cfi_index
6984         from the vector length rather than searching for the end of a list.
6985         Use output_all_cfis.
6986         (convert_cfa_to_fb_loc_list): Use vector rather than list operations.
6987
6988 2011-04-13  Nick Clifton  <nickc@redhat.com>
6989
6990         * config/rx/rx.md (movmemsi): Do not use this pattern when
6991         volatile pointers are involved.
6992
6993 2011-04-13  Uros Bizjak  <ubizjak@gmail.com>
6994
6995         * config/i386/sse.md (pinsrbits): Remove.
6996         (sse2_packsswb): Merge with *avx_packsswb.
6997         (sse2_packssdw): Merge with *avx_packssdw.
6998         (sse2_packuswb): Merge with *avx_packuswb.
6999         (vec_interleave_highv16qi): Merge with *avx_interleave_highv16qi.
7000         (vec_interleave_lowv16qi): Merge with *avx_interleave_lowv16qi.
7001         (vec_interleave_highv8hi): Merge with *avx_interleave_highv8hi.
7002         (vec_interleave_lowv8hi): Merge with *avx_interleave_lowv8hi.
7003         (vec_interleave_highv4si): Merge with *avx_interleave_highv4si.
7004         (vec_interleave_lowv4si): Merge with *avx_interleave_lowv4si.
7005         (*sse4_1_pinsrb): Merge with *avx_pinsr<ssevecsize>.
7006         (*sse2_pinsrw): Merge with *avx_pinsr<ssevecsize>.
7007         (*sse4_1_pinsrd): Merge with *avx_pinsr<ssevecsize>.
7008         (*sse4_1_pinsrq): Merge with *avx_pinsrq.
7009         (sse2_loadld): Merge with *avx_loadld.
7010         (*vec_extractv2di_1_rex64): Merge with *vec_extractv2di_1_rex64_avx.
7011         (*vec_extractv2di_1_sse2): Merge with *vec_extractv2di_1_avx.
7012         (*vec_concatv2si_sse4_1): Merge with *vec_concatv2si_avx.
7013         (*vec_concatv2di_rex64_sse4_1): Merge with *vec_concatv2di_rex64_avx.
7014         (vec_concatv2di): Merge with *vec_concatv2di_avx.
7015
7016 2011-04-12  Nathan Froyd  <froydnj@codesourcery.com>
7017
7018         * c-decl.c (union lang_tree_node): Check for TS_COMMON before
7019         calling TREE_CHAIN.
7020         * print-tree.c (print_node): Likewise.
7021         * tree-inline.c (copy_tree_r): Likewise.
7022         * c-lang.c (LANG_HOOKS_INIT_TS): Define.
7023         * lto-streamer-in.c (lto_input_tree_pointers): Check for TS_TYPED
7024         instead of TS_COMMON.
7025         * lto-streamer-out.c (lto_output_tree_pointers): Likewise.
7026         * tree.c (initialize_tree_contains_struct): Handle TS_TYPED.
7027         (copy_node_stat): Zero TREE_CHAIN only if necessary.
7028         (MARK_TS_BASE, MARK_TS_TYPED, MARK_TS_COMMON): Move these...
7029         (MARK_TS_DECL_COMMON, MARK_TS_DECL_COMMON, MARK_TS_DECL_WRTL):
7030         ...and these...
7031         (MARK_TS_DECL_WITH_VIS, MARK_TS_DECL_NON_COMMON): ...and these...
7032         * tree.h: ...here.
7033         (TREE_CHAIN): Check for a TS_COMMON structure.
7034         (TREE_TYPE): Check for a TS_TYPED structure.
7035
7036 2011-04-12  Pat Haugen  <pthaugen@us.ibm.com>
7037
7038         * config/rs6000/rs6000.c (call_ABI_of_interest): Call
7039         cgraph_get_create_node instead of cgraph_node.
7040
7041 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
7042
7043         * c-parser.c (c_parser_initelt): Updated call to
7044         objc_build_message_expr.
7045         (c_parser_postfix_expression): Likewise.
7046
7047 2011-04-12  Kai Tietz  <ktietz@redhat.com>
7048
7049         * config/i386/mingw32.h (TARGET_SUBTARGET_DEFAULT): Add
7050         MASK_MS_BITFIELD_LAYOUT bit.
7051
7052 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
7053
7054         * combine.c (update_cfg_for_uncondjump): Instead of testing at_end
7055         assert it is always true.
7056         (try_combine): Don't call update_cfg_for_uncondjump for noop non-jump
7057         moves.
7058
7059 2011-04-12  Nicola Pero  <nicola.pero@meta-innovation.com>
7060
7061         * c-parser.c (c_lex_one_token): Rewritten conditional used when
7062         compiling Objective-C to be more efficient.
7063
7064 2011-04-12  Axel Freyn  <axel-freyn@gmx.de>
7065
7066         * opts-common.c (decode_cmdline_options_to_array): Remove variable
7067         argv_copied.
7068
7069 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
7070
7071         * recog.h, genoutput.c, optabs.c: Revert last patch.
7072
7073 2011-04-12  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
7074
7075         PR target/48090
7076         * config/arm/arm.md (*arm_negdi2): Fix early clobber constraints.
7077
7078 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
7079
7080         * recog.h (insn_operand_data): Add an "allows_mem" field.
7081         * genoutput.c (output_operand_data): Initialize it.
7082         * optabs.c (maybe_legitimize_operand_same_code): New function.
7083         (maybe_legitimize_operand): Use it when matching the original
7084         op->value.
7085
7086 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
7087
7088         * genpreds.c (process_define_predicate): Move most processing
7089         to gensupport.c.  Continue to validate the expression.
7090         * genrecog.c (did_you_mean_codes, compute_predicate_codes)
7091         (process_define_predicate): Move processing to gensupport.c.
7092         (main): Remove DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE cases.
7093         * gensupport.c (did_you_mean_codes): Moved from genrecog.c.
7094         (compute_predicate_codes): Moved from genrecog.c.  Add lineno
7095         argument.
7096         (valid_predicate_name_p): New function, split out from old
7097         genpreds.c:process_define_predicate.
7098         (process_define_predicate): New function, combining code from
7099         old genpreds.c and genrecog.c functions.
7100         (process_rtx): Call it for DEFINE_PREDICATE and
7101         DEFINE_SPECIAL_PREDICATE.
7102
7103 2011-04-12  Richard Sandiford  <richard.sandiford@linaro.org>
7104
7105         * config/arm/arm.c (arm_print_operand): Use MEM_SIZE to get the
7106         size of a '%A' memory reference.
7107         (T_DREG, T_QREG): New neon_builtin_type_bits.
7108         (arm_init_neon_builtins): Assert that the load and store operands
7109         are neon_struct_operands.
7110         (locate_neon_builtin_icode): Provide the neon_builtin_type_bits.
7111         (NEON_ARG_MEMORY): New builtin_arg.
7112         (neon_dereference_pointer): New function.
7113         (arm_expand_neon_args): Add a neon_builtin_type_bits argument.
7114         Handle NEON_ARG_MEMORY.
7115         (arm_expand_neon_builtin): Update after above interface changes.
7116         Use NEON_ARG_MEMORY for loads and stores.
7117         * config/arm/predicates.md (neon_struct_operand): New predicate.
7118         * config/arm/iterators.md (V_two_elem): Tweak formatting.
7119         (V_three_elem): Use BLKmode for accesses that have no associated mode.
7120         (V_four_elem): Tweak formatting.
7121         * config/arm/neon.md (neon_vld1<mode>, neon_vld1_dup<mode>)
7122         (neon_vst1_lane<mode>, neon_vst1<mode>, neon_vld2<mode>)
7123         (neon_vld2_lane<mode>, neon_vld2_dup<mode>, neon_vst2<mode>)
7124         (neon_vst2_lane<mode>, neon_vld3<mode>, neon_vld3_lane<mode>)
7125         (neon_vld3_dup<mode>, neon_vst3<mode>, neon_vst3_lane<mode>)
7126         (neon_vld4<mode>, neon_vld4_lane<mode>, neon_vld4_dup<mode>)
7127         (neon_vst4<mode>): Replace pointer operand with a memory operand.
7128         Use %A in the output template.
7129         (neon_vld3qa<mode>, neon_vld3qb<mode>, neon_vst3qa<mode>)
7130         (neon_vst3qb<mode>, neon_vld4qa<mode>, neon_vld4qb<mode>)
7131         (neon_vst4qa<mode>, neon_vst4qb<mode>): Likewise, but halve
7132         the width of the memory access.  Remove post-increment.
7133         * config/arm/neon-testgen.ml: Allow addresses to have an alignment.
7134
7135 2011-04-12  Nick Clifton  <nickc@redhat.com>
7136
7137         * config/v850/v850.c (expand_prologue): Do not use the CALLT
7138         instruction for interrupt handlers if the target is the basic V850
7139         architecture.
7140         (expand_epilogue): Likewise.
7141
7142 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
7143
7144         PR rtl-optimization/48549
7145         * combine.c (propagate_for_debug): Also stop after BB_END of
7146         this_basic_block.  Process LAST and just stop processing after it.
7147         (combine_instructions): If last_combined_insn has been deleted,
7148         set last_combined_insn to its PREV_INSN.
7149
7150 2011-04-12  Richard Guenther  <rguenther@suse.de>
7151
7152         PR tree-optimization/46076
7153         * gimple.h (struct gimple_statement_call): Add fntype field.
7154         (gimple_call_fntype): Adjust.
7155         (gimple_call_set_fntype): New function.
7156         * gimple.c (gimple_build_call_1): Set the call function type.
7157         * gimplify.c (gimplify_call_expr): Preserve the function
7158         type the frontend used for the call.
7159         (gimplify_modify_expr): Likewise.
7160         * lto-streamer-in.c (input_gimple_stmt): Input the call stmts
7161         function type.
7162         * lto-streamer-out.c (output_gimple_stmt): Output the call stmts
7163         function type.
7164         * tree-ssa.c (useless_type_conversion_p): Function pointer
7165         conversions are useless.
7166
7167 2011-04-12  Martin Jambor  <mjambor@suse.cz>
7168
7169         * cgraph.h (cgraph_node): Remove function declaration.
7170         (cgraph_create_node): Declare.
7171         (cgraph_get_create_node): Likewise.
7172         * cgraph.c (cgraph_create_node): Renamed to cgraph_create_node_1.
7173         Updated all callers.
7174         (cgraph_node): Renamed to cgraph_create_node, assert that a node for
7175         the decl does not already exist.  Call cgraph_get_create_node instead
7176         of cgraph_node.
7177         (cgraph_get_create_node): New function.
7178         (cgraph_same_body_alias): Update comment.
7179         (cgraph_set_call_stmt): Call cgraph_get_node instead of cgraph_node,
7180         assert it does not return NULL.
7181         (cgraph_update_edges_for_call_stmt): Likewise.
7182         (cgraph_clone_edge): Likewise.
7183         (cgraph_create_virtual_clone): Likewise.
7184         (cgraph_update_edges_for_call_stmt_node): Call cgraph_get_create_node
7185         instead of cgraph_node.
7186         (cgraph_add_new_function): Call cgraph_create_node or
7187         cgraph_get_create_node instead of cgraph_node.
7188         * cgraphbuild.c (record_reference): Call cgraph_get_create_node
7189         instead of cgraph_node.
7190         (record_eh_tables): Likewise.
7191         (mark_address): Likewise.
7192         (mark_load): Likewise.
7193         (build_cgraph_edges): Call cgraph_get_create_node instead
7194         of cgraph_node.
7195         (rebuild_cgraph_edges): Likewise.
7196         * cgraphunit.c (cgraph_finalize_function): Call cgraph_get_create_node
7197         instead of cgraph_node.
7198         (cgraph_copy_node_for_versioning): Call cgraph_create_node instead of
7199         cgraph_node.
7200         * lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Call
7201         cgraph_create_node instead of cgraph_node.
7202         * c-decl.c (finish_function): Call cgraph_get_create_node instead
7203         of cgraph_node.
7204         * lto-cgraph.c (input_node): Likewise.
7205         * lto-streamer-in.c (input_function): Likewise.
7206         * varasm.c (mark_decl_referenced): Likewise.
7207         (assemble_alias): Likewise.
7208
7209 2011-04-12  Martin Jambor  <mjambor@suse.cz>
7210
7211         * tree-inline.c (tree_function_versioning): Call cgraph_get_node
7212         instead of cgraph_node and assert it does not return NULL.
7213         * lto-streamer-in.c (lto_read_body): Likewise.
7214         * omp-low.c (new_omp_context): Likewise.
7215         (create_task_copyfn): Likewise.
7216         * tree-emutls.c (lower_emutls_function_body): Likewise.
7217         * matrix-reorg.c (transform_allocation_sites): Likewise.
7218
7219 2011-04-12  Jakub Jelinek  <jakub@redhat.com>
7220
7221         PR c/48552
7222         * c-typeck.c (build_asm_expr): Error out on attempts to use
7223         void type outputs or inputs for constraints that allow reg or
7224         don't allow memory.
7225
7226 2011-04-11  Chung-Lin Tang  <cltang@codesourcery.com>
7227             Richard Earnshaw  <rearnsha@arm.com>
7228
7229         PR target/48250
7230         * config/arm/arm.c (arm_legitimize_reload_address): Update cases
7231         to use sign-magnitude offsets. Reject unsupported unaligned
7232         cases. Add detailed description in comments.
7233         * config/arm/arm.md (reload_outdf): Disable for ARM mode; change
7234         condition from TARGET_32BIT to TARGET_ARM.
7235
7236 2011-04-11  Nathan Froyd  <froydnj@codesourcery.com>
7237
7238         * tree.h (struct typed_tree): New.
7239         (struct tree_common): Include it instead of tree_base.
7240         (TREE_TYPE): Update for new location of type field.
7241         (TYPE_USER_ALIGN, TYPE_PACKED): Refer to base field directly.
7242         (DECL_USER_ALIGN, DECL_PACKED): Likewise.
7243         (union tree_node): Add typed field.
7244         * treestruct.def (TS_TYPED): New.
7245         * lto-streamer.c (check_handled_ts_structures): Handle it.
7246         * tree.c (MARK_TS_TYPED): New macro.
7247         (MARK_TS_COMMON): Call it instead of MARK_TS_BASE.
7248
7249 2011-04-11  Eric Botcazou  <ebotcazou@adacore.com>
7250
7251         * cfghooks.c (redirect_edge_and_branch_force): Localize variable.
7252         (force_nonfallthru): Do not alter the loop nest if no basic block
7253         was created.
7254
7255 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
7256
7257         * config/i386/sse.md (VI): New mode iterator.
7258         (SSEMODEI): Remove.
7259         (AVX256MODEI): Ditto.
7260         (AVXMODEF4P): Ditto.
7261         (avxvecpsmode): Ditto.
7262         (one_cmpl<mode>2): Enable for TARGET_SSE.  Use VI mode iterator.
7263         (sse2_andnot<mode>3): New expander.
7264         (*andnot<mode>3): Merge with *sse2_andnot<mode>3 and
7265         *avx_andnot<mode>3.  Enable for TARGET_SSE.  Use VI mode iterator.
7266         (<any_logic:code><mode>3): Use VI mode iterator.
7267         (*<any_logic:code><mode>3): Merge with *sse2_<any_logic:code><mode>3
7268         and *avx_<any_logic:code><mode>3.  Use VI mode iterator.
7269         (*andnottf3): Handle AVX three-operand constraints.
7270         (*<any_logic:code>tf3): Handle AVX three-operand constraints.
7271
7272 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
7273             Robert Millan  <rmh@gnu.org>
7274
7275         * config.gcc (x86_64-*-kfreebsd*-gnu): Use i386/kfreebsd-gnu.h.
7276         * config/i386/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER32,
7277         GNU_USER_DYNAMIC_LINKER64): Define.
7278         (REG_NAME): Don't undefine.
7279         (MD_UNWIND_SUPPORT): Undefine.
7280         * config/i386/knetbsd-gnu.h (GNU_USER_LINK_EMULATION): Define.
7281         (REG_NAME): Don't undefine.
7282         (MD_UNWIND_SUPPORT): Undefine.
7283         * config/i386/kopensolaris-gnu.h (GNU_USER_LINK_EMULATION): Define.
7284
7285 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
7286
7287         * config/i386/gnu.h (GNU_USER_LINK_EMULATION): Define.
7288         (CPP_SPEC, CC1_SPEC, ENDFILE_SPEC): Remove.
7289
7290 2011-04-11  Xinliang David Li  <davidxl@google.com>
7291
7292         * value-profile.c (check_ic_target): New function.
7293         (gimple_ic_transform): Sanity check indirect call target.
7294         * gimple-low.c (gimple_check_call_args): Interface change.
7295         (gimple_check_call_matching_types): New function.
7296         * tree-inline.c (tree_can_inline_p): Call new function.
7297
7298 2011-04-11  Basile Starynkevitch  <basile@starynkevitch.net>
7299
7300         * Makefile.in (PLUGIN_HEADERS): Add gimple-pretty-print.h
7301         tree-pretty-print.h & realmpfr.h.
7302
7303 2011-04-11  Vladimir Makarov  <vmakarov@redhat.com>
7304
7305         PR middle-end/48464
7306         * ira.c (setup_pressure_classes): Fix typo in loop condition.
7307         (setup_allocno_and_important_classes): Ditto.
7308
7309 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
7310
7311         * config/alpha/linux-elf.h (LINUX_DYNAMIC_LINKER): Rename to
7312         GNU_USER_DYNAMIC_LINKER.
7313         * config/arm/linux-eabi.h (TARGET_OS_CPP_BUILTINS): Change
7314         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7315         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Change
7316         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
7317         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
7318         GNU_USER_TARGET_OS_CPP_BUILTINS.
7319         * config/bfin/linux.h (TARGET_OS_CPP_BUILTINS): Change
7320         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7321         * config/bfin/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
7322         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7323         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Change
7324         LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
7325         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
7326         GNU_USER_TARGET_OS_CPP_BUILTINS.
7327         * config/frv/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
7328         GNU_USER_DYNAMIC_LINKER.
7329         * config/gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
7330         GNU_USER_TARGET_OS_CPP_BUILTINS.
7331         * config/i386/gnu-user.h (TARGET_OS_CPP_BUILTINS): Change
7332         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7333         * config/i386/gnu-user64.h (TARGET_OS_CPP_BUILTINS): Change
7334         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7335         * config/i386/linux.h (GNU_USER_DYNAMIC_LINKER): Remove.
7336         * config/i386/linux64.h (GNU_USER_DYNAMIC_LINKER32,
7337         GNU_USER_DYNAMIC_LINKER64): Remove.
7338         * config/ia64/linux.h (TARGET_OS_CPP_BUILTINS): Change
7339         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7340         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
7341         GNU_USER_DYNAMIC_LINKER.
7342         * config/kfreebsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
7343         GNU_USER_TARGET_OS_CPP_BUILTINS.
7344         * config/knetbsd-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
7345         GNU_USER_TARGET_OS_CPP_BUILTINS.
7346         * config/kopensolaris-gnu.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename
7347         to GNU_USER_TARGET_OS_CPP_BUILTINS.
7348         * config/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Rename to
7349         GNU_USER_TARGET_OS_CPP_BUILTINS.
7350         (LINUX_DYNAMIC_LINKER): Rename to GNU_USER_DYNAMIC_LINKER.
7351         (LINUX_DYNAMIC_LINKER32): Rename to GNU_USER_DYNAMIC_LINKER32.
7352         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
7353         * config/lm32/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Change
7354         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7355         * config/m32r/linux.h (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
7356         GNU_USER_DYNAMIC_LINKER.
7357         (TARGET_OS_CPP_BUILTINS): Change LINUX_TARGET_OS_CPP_BUILTINS to
7358         GNU_USER_TARGET_OS_CPP_BUILTINS.
7359         * config/m68k/linux.h (TARGET_OS_CPP_BUILTINS): Change
7360         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7361         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
7362         GNU_USER_DYNAMIC_LINKER.
7363         * config/m68k/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
7364         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7365         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Change
7366         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7367         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
7368         GNU_USER_DYNAMIC_LINKER.
7369         * config/mips/linux64.h (LINUX_DYNAMIC_LINKERN32): Rename to
7370         GNU_USER_DYNAMIC_LINKERN32.
7371         (LINK_SPEC): Change LINUX_DYNAMIC_LINKERN32 to
7372         GNU_USER_DYNAMIC_LINKERN32.  Change LINUX_DYNAMIC_LINKER64 to
7373         GNU_USER_DYNAMIC_LINKER64.  Change LINUX_DYNAMIC_LINKER32 to
7374         GNU_USER_DYNAMIC_LINKER32.
7375         * config/mn10300/linux.h (TARGET_OS_CPP_BUILTINS): Change
7376         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7377         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
7378         GNU_USER_DYNAMIC_LINKER.
7379         * config/moxie/uclinux.h (TARGET_OS_CPP_BUILTINS): Change
7380         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7381         * config/pa/pa-linux.h (TARGET_OS_CPP_BUILTINS): Change
7382         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7383         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
7384         * config/rs6000/linux64.h (LINUX_DYNAMIC_LINKER32): Rename to
7385         GNU_USER_DYNAMIC_LINKER32.
7386         (LINUX_DYNAMIC_LINKER64): Rename to GNU_USER_DYNAMIC_LINKER64.
7387         * config/rs6000/sysv4.h (LINUX_DYNAMIC_LINKER): Rename to
7388         GNU_USER_DYNAMIC_LINKER.
7389         * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): Change
7390         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7391         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER32 to
7392         GNU_USER_DYNAMIC_LINKER32.  Change LINUX_DYNAMIC_LINKER64 to
7393         GNU_USER_DYNAMIC_LINKER64.
7394         * config/sh/linux.h (TARGET_OS_CPP_BUILTINS): Change
7395         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7396         (SUBTARGET_LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
7397         GNU_USER_DYNAMIC_LINKER.
7398         * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Change
7399         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7400         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to
7401         GNU_USER_DYNAMIC_LINKER.
7402         * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Change
7403         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7404         (LINK_ARCH32_SPEC): Change LINUX_DYNAMIC_LINKER32 to
7405         GNU_USER_DYNAMIC_LINKER32.
7406         (LINK_ARCH64_SPEC): Change LINUX_DYNAMIC_LINKER64 to
7407         GNU_USER_DYNAMIC_LINKER64.
7408         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER64 to
7409         GNU_USER_DYNAMIC_LINKER64.
7410         * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Change
7411         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7412         * config/xtensa/linux.h (TARGET_OS_CPP_BUILTINS): Change
7413         LINUX_TARGET_OS_CPP_BUILTINS to GNU_USER_TARGET_OS_CPP_BUILTINS.
7414         (LINK_SPEC): Change LINUX_DYNAMIC_LINKER to GNU_USER_DYNAMIC_LINKER.
7415
7416 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
7417
7418         * config/i386/gnu-user.h: Copy from linux.h.  Update comments.
7419         (LINK_EMULATION, GLIBC_DYNAMIC_LINKER): Remove.
7420         (SUBTARGET_EXTRA_SPECS): Use GNU_USER_LINK_EMULATION and
7421         GNU_USER_DYNAMIC_LINKER.
7422         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
7423         * config/i386/gnu-user64.h: Copy from linux64.h.  Update comments.
7424         (GLIBC_DYNAMIC_LINKER32, GLIBC_DYNAMIC_LINKER64): Remove.
7425         (LINK_SPEC): Use GNU_USER_DYNAMIC_LINKER32 and
7426         GNU_USER_DYNAMIC_LINKER64.
7427         (MD_UNWIND_SUPPORT, REG_NAME): Remove.
7428         * config/i386/kfreebsd-gnu.h (LINK_EMULATION): Change to
7429         GNU_USER_LINK_EMULATION.
7430         * config/i386/linux.h (TARGET_ASM_FILE_START_FILE_DIRECTIVE,
7431         DEFAULT_PCC_STRUCT_RETURN, TARGET_TLS_DIRECT_SEG_REFS_DEFAULT,
7432         ASM_COMMENT_START, DBX_REGISTER_NUMBER, NO_PROFILE_COUNTERS,
7433         MCOUNT_NAME, SUBTARGET_FRAME_POINTER_REQUIRED, SIZE_TYPE,
7434         PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS,
7435         CPP_SPEC, CC1_SPEC): Remove.
7436         (LINK_EMULATION): Change to GNU_USER_LINK_EMULATION.
7437         (GNU_USER_DYNAMIC_LINKER): Define.
7438         (ASM_SPEC, SUBTARGET_EXTRA_SPECS, LINK_SPEC, ENDFILE_SPEC,
7439         ASM_OUTPUT_ALIGNED_BSS, ASM_OUTPUT_MAX_SKIP_ALIGN,
7440         ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX, CRT_GET_RFIB_DATA,
7441         LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE,
7442         TARGET_ASM_FILE_END, STACK_CHECK_MOVING_SP,
7443         STACK_CHECK_STATIC_BUILTIN, TARGET_THREAD_SSP_OFFSET,
7444         TARGET_CAN_SPLIT_STACK, TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
7445         * config/i386/linux64.h (TARGET_OS_CPP_BUILTINS, CPP_SPEC,
7446         CC1_SPEC, DEFAULT_PCC_STRUCT_RETURN,
7447         TARGET_TLS_DIRECT_SEG_REFS_DEFAULT, SPEC_32, SPEC_64, ASM_SPEC,
7448         LINK_SPEC, ENDFILE_SPEC, MULTILIB_DEFAULTS, LIBGCC2_HAS_TF_MODE,
7449         LIBGCC2_TF_CEXT, TF_SIZE, TARGET_ASM_FILE_END): Remove.
7450         (GNU_USER_DYNAMIC_LINKER32, GNU_USER_DYNAMIC_LINKER64): Define.
7451         (STACK_CHECK_MOVING_SP, STACK_CHECK_STATIC_BUILTIN,
7452         TARGET_THREAD_SSP_OFFSET, TARGET_CAN_SPLIT_STACK,
7453         TARGET_THREAD_SPLIT_STACK_OFFSET): Remove.
7454         * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Change to
7455         GNU_USER_DYNAMIC_LINKER.
7456         * config/kfreebsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
7457         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
7458         * config/knetbsd-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
7459         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
7460         * config/kopensolaris-gnu.h (GLIBC_DYNAMIC_LINKER): Change to
7461         GNU_USER_DYNAMIC_LINKER.  Unconditionally undefine and redefine.
7462         * config.gcc (i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu |
7463         i[34567]86-*-knetbsd*-gnu | i[34567]86-*-gnu* |
7464         i[34567]86-*-kopensolaris*-gnu, x86_64-*-linux* |
7465         x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu): Use the new headers.
7466
7467 2011-04-11  Kai Tietz  <ktietz@redhat.com>
7468
7469         PR target/9601
7470         PR target/11772
7471         * config/i386/i386-protos.h (ix86_get_callcvt): New prototype.
7472         * config/i386/i386.c (ix86_handle_cconv_attribute): Adjust
7473         comment.
7474         (ix86_is_msabi_thiscall): Removed.
7475         (ix86_is_type_thiscall): Likewise.
7476         (ix86_get_callcvt): New function.
7477         (ix86_comp_type_attributes): Simplify check.
7478         (ix86_function_regparm): Use ix86_get_callcvt for calling
7479         convention attribute checks.
7480         (ix86_return_pops_args): Likewise.
7481         (ix86_static_chain): Likewise.
7482         (x86_this_parameter): Likewise.
7483         (x86_output_mi_thunk): Likewise.
7484         (ix86_function_type_abi): Optimize check for types without attributes.
7485         * config/i386/i386.h (IX86_CALLCVT_CDECL, IX86_CALLCVT_STDCALL,
7486         IX86_CALLCVT_FASTCALL, IX86_CALLCVT_THISCALL, IX86_CALLCVT_REGPARM,
7487         IX86_CALLCVT_SSEREGPARM): New macros to represent calling convention
7488         by flag-values.
7489         (IX86_BASE_CALLCVT): Helper macro.
7490         * config/i386/netware.c (i386_nlm_maybe_mangle_decl_assembler_name):
7491         Use ix86_get_callcvt for calling convention attribute checks and avoid
7492         symbol-decoration for stdcall in TARGET_RTD case.
7493         * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
7494         Likewise.
7495         (gen_stdcall_or_fastcall_suffix): Adjust ident and use DECL_ORIGIN
7496         for declaration.
7497
7498 2011-04-11  Uros Bizjak  <ubizjak@gmail.com>
7499
7500         * config/i386/sse.md (VI_128): New mode iterator.
7501         (VI12_128): Rename from SSEMODE12.
7502         (VI14_128): Rename from SSEMODE14.
7503         (VI124_128): New mode iterator.
7504         (VI24_128): Rename from SSEMODE248.
7505         (VI248_128): Rename from SSEMODE248.
7506         (SSEMODE124C8): Remove.
7507         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
7508         (*sse2_<plusminus_insn><mode>3): Merge with
7509         *avx_<plusminus_insn><mode>3.
7510         (*mulv8hi3): Merge with *avx_mulv8hi3.
7511         (*<s>mulv8hi3_highpart): Merge with *avx_<s>mulv8hi3_highpart.
7512         (*sse2_umulv2siv2di3): Merge with *avx_umulv2siv2di3.
7513         (*sse2_pmaddwd): Merge with *avx_pmaddwd.
7514         (*sse4_1_mulv4si3): Merge with *avx_mulv4si3.
7515         (ashr<mode>3): Merge with *avx_ashr<mode>3.
7516         (lshr<mode>3): Merge with *avx_lshr<mode>3.
7517         (ashl<mode>3): Merge with *avx_ashl<mode>3.
7518         (sse2_ashlv1ti3): Merge with *avx_ashlv1ti3.
7519         (sse2_lshrv1ti3): Merge with *avx_lshrv1ti3.
7520         (*sse4_1_<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
7521         (*<smaxmin:code>v8hi3): Ditto.
7522         (*sse4_1_<umaxmin:code><mode>3): Merge with *avx_<umaxmin:code><mode>3.
7523         (*<smaxmin:code>v16qi3): Ditto.
7524         (*sse4_1_eqv2di3): Merge with *avx_eq<mode>3.
7525         (*sse2_eq<mode>3): Ditto.
7526         (*sse4_2_eqv2di3): Merge with *avx_gt<mode>3.
7527         (*sse2_gt<mode>3): Ditto.
7528         (vcondv2di): Split out of vcond<mode>.
7529         (vconduv2di): Split out of vcondu<mode>.
7530
7531 2011-04-11  Richard Guenther  <rguenther@suse.de>
7532
7533         * gimplify.c (gimple_fold_indirect_ref): Check host_integerp
7534         before calling tree_low_cst.
7535
7536 2011-04-11  Richard Guenther  <rguenther@suse.de>
7537
7538         * stor-layout.c (layout_type): Compute all array index size operations
7539         in the original type.
7540         (initialize_sizetypes): Add comment.
7541         (set_sizetype): Do not set TREE_TYPE of a TREE_VEC.
7542
7543 2011-04-11  Joseph Myers  <joseph@codesourcery.com>
7544
7545         * common.opt (Tbss=, Tdata=, Ttext=): New options.
7546
7547 2011-04-11  Martin Jambor  <mjambor@suse.cz>
7548
7549         * cgraph.c (cgraph_local_info): Call cgraph_get_node instead
7550         of cgraph_node, handle NULL return value.
7551         (cgraph_global_info): Likewise.
7552         (cgraph_rtl_info): Likewise.
7553         * tree-inline.c (estimate_num_insns): Likewise.
7554         * gimplify.c (unshare_body): Likewise.
7555         (unvisit_body): Likewise.
7556         (gimplify_body): Likewise.
7557         * predict.c (optimize_function_for_size_p): Likewise.
7558         * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.
7559         (call_may_clobber_ref_p_1): Likewise.
7560         * varasm.c (function_section_1): Likewise.
7561         (assemble_start_function): Likewise.
7562
7563 2011-04-11  Martin Jambor  <mjambor@suse.cz>
7564
7565         * except.c (set_nothrow_function_flags): Call cgraph_get_node instead
7566         of cgraph_node.
7567         * final.c (rest_of_clean_state): Likewise.
7568         * gimple-iterator.c (update_call_edge_frequencies): Likewise.
7569         * passes.c (pass_init_dump_file): Likewise.
7570         (execute_all_ipa_transforms): Likewise.
7571         (function_called_by_processed_nodes_p): Likewise.
7572         * predict.c (maybe_hot_frequency_p): Likewise.
7573         (probably_never_executed_bb_p): Likewise.
7574         (compute_function_frequency): Likewise.
7575         * tree-nested.c (check_for_nested_with_variably_modified): Likewise.
7576         (unnest_nesting_tree_1): Likewise.
7577         (lower_nested_functions): Likewise.
7578         * tree-optimize.c (execute_fixup_cfg): Likewise.
7579         (tree_rest_of_compilation): Likewise.
7580         * tree-profile.c (gimple_gen_ic_func_profiler): Likewise.
7581         * tree-sra.c (ipa_early_sra): Likewise.
7582         * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
7583         * config/i386/i386.c (ix86_compute_frame_layout): Likewise.
7584         * ipa.c (record_cdtor_fn): Likewise.
7585         * ipa-inline.c (cgraph_early_inlining): Likewise.
7586         (compute_inline_parameters_for_current): Likewise.
7587         * ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
7588         * ipa-pure-const.c (local_pure_const): Likewise.
7589         * ipa-split.c (split_function): Likewise.
7590         (execute_split_functions): Likewise.
7591         * cgraphbuild.c (build_cgraph_edges): Likewise.
7592         (rebuild_cgraph_edges): Likewise.
7593         (cgraph_rebuild_references): Likewise.
7594         (remove_cgraph_callee_edges): Likewise.
7595         * cgraphunit.c (cgraph_mark_if_needed): Likewise.
7596         (verify_cgraph_node): Likewise.
7597         (cgraph_analyze_functions): Likewise.
7598         (cgraph_preserve_function_body_p): Likewise.
7599         (save_inline_function_body): Likewise.
7600         (save_inline_function_body): Likewise.
7601         * tree-inline.c (copy_bb): Likewise.
7602         (optimize_inline_calls): Likewise.
7603
7604 2011-04-11  Martin Jambor  <mjambor@suse.cz>
7605
7606         PR tree-optimization/48195
7607         * ipa-cp.c (ipcp_driver): Call ipa_check_create_node_params and
7608         ipa_check_create_edge_args.
7609         (ipcp_generate_summary): Do not call ipa_check_create_node_params and
7610         ipa_check_create_edge_args.
7611         * ipa-inline.c (inline_generate_summary): Do not call
7612         ipa_check_create_node_params and ipa_check_create_edge_args.
7613         * ipa-prop.c (ipa_analyze_node): Call ipa_check_create_node_params and
7614         ipa_check_create_edge_args.
7615
7616 2011-04-09  Anatoly Sokolov  <aesok@post.ru>
7617
7618         * expr.c (expand_expr_real_1): Use add_to_hard_reg_set function
7619         instead of loop.
7620         * sel-sched.c (mark_unavailable_hard_regs): Likewise.
7621         * function.c (record_hard_reg_sets): Likewise.
7622         * ira.c (compute_regs_asm_clobbered): Likewise.
7623         * sched-deps.c (sched_analyze_1): Likewise.
7624         * reload1.c (mark_reload_reg_in_use, choose_reload_regs): Likewise.
7625
7626 2011-04-09  Xinliang David Li  <davidxl@google.com>
7627
7628         PR tree-optimization/PR48484
7629         * tree-ssa-uninit.c (convert_control_dep_chain_into_preds): Set
7630         has_valid_pred lazily
7631
7632 2011-04-09  Duncan Sands  <baldrick@free.fr>
7633
7634         * tree.c (array_type_nelts): Bail out if TYPE_MAX_VALUE not set.
7635
7636 2011-04-08  Eric Botcazou  <ebotcazou@adacore.com>
7637
7638         * combine.c (combine_validate_cost): Adjust comments.  Set registered
7639         cost of I0 to zero at the end, if any.
7640
7641 2011-04-08  Xinliang David Li  <davidxl@google.com>
7642
7643         * ipa-cp.c (ipcp_update_profiling): Correct negative scale factor due
7644         to insane profile data.
7645
7646 2011-04-08  Xinliang David Li  <davidxl@google.com>
7647
7648         * ipa-cp.c (ipcp_update_profiling): Correct
7649          negative scale factor due to insane profile data.
7650
7651 2011-04-08  Xinliang David Li  <davidxl@google.com>
7652
7653         * final.c (dump_basic_block_info): New function.
7654         (final): Dump basic block.
7655         (final_scan_insn): Remove old dump.
7656
7657 2011-04-08  Steven G. Kargl  <kargl@gcc.gnu.org>
7658
7659         PR target/47829
7660         * config.gcc (i386-*-freebsd): Disable unwind table generation for
7661         crtbegin/crtend.
7662
7663 2011-04-08  Michael Matz  <matz@suse.de>
7664
7665         PR middle-end/48389
7666         * jump.c (rebuild_jump_labels_1, rebuild_jump_labels_chain): New
7667         functions.
7668         (rebuild_jump_labels): Call rebuild_jump_labels_1.
7669         * rtl.h (rebuild_jump_labels_chain): Declare.
7670         * cfgexpand.c (gimple_expand_cfg): Initialize JUMP_LABEL also on
7671         insns inserted on edges.
7672
7673 2011-04-08  Joseph Myers  <joseph@codesourcery.com>
7674
7675         * config.gcc (arm*-*-*): Add arm/arm-tables.opt to extra_options.
7676         * config/arm/arm-arches.def: New.
7677         * config/arm/arm-opts.h: New.
7678         * config/arm/genopt.sh: New.
7679         * config/arm/arm-tables.opt: New (generated).
7680         * config/arm/arm.c (arm_handle_option, arm_target_help,
7681         TARGET_HANDLE_OPTION, TARGET_HELP, arm_find_cpu): Remove.
7682         (all_architectures): Get most table contents from arm-arches.def.
7683         (arm_option_override): Set arm_selected_arch, arm_selected_cpu and
7684         arm_selected_tune here.
7685         * config/arm/arm.h (enum processor_type): Move to arm-opts.h.
7686         * config/arm/arm.opt (config/arm/arm-opts.h): New HeaderInclude.
7687         (march=, mcpu=, mtune=): Use Enum and Var.
7688         * config/arm/t-arm ($(srcdir)/config/arm/arm-tables.opt): New.
7689         (arm.o): Update dependencies.
7690
7691 2011-04-08  Basile Starynkevitch  <basile@starynkevitch.net>
7692
7693         * gengtype.c (write_typed_alloc_def): New argument f. Use it instead
7694         of header_file.
7695         (write_typed_struct_alloc_def, write_typed_typedef_alloc_def)
7696         (write_typed_alloc_defns): Likewise.
7697         (main): Calls write_typed_alloc_defns with output_header.
7698
7699 2011-04-08  Vladimir Makarov  <vmakarov@redhat.com>
7700
7701         PR inline-asm/48435
7702         * ira-color.c (setup_profitable_hard_regs): Add comments.
7703         Don't take prohibited hard regs into account.
7704         (setup_conflict_profitable_regs): Rename to
7705         get_conflict_profitable_regs.
7706         (check_hard_reg_p): Check prohibited hard regs.
7707
7708 2011-04-08  Nathan Froyd  <froydnj@codesourcery.com>
7709
7710         * config/alpha/alpha.c (alpha_emit_xfloating_libcall): Call use_reg.
7711         * config/xtensa/xtensa.c (xtensa_call_tls_desc): Likewise.
7712         * config/sparc/sparc.c (sparc_legitimize_tls_address): Likewise.
7713
7714 2011-04-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7715
7716         PR target/48366
7717         * config/pa/pa.c (hppa_register_move_cost): Increase to 18 cost of
7718         move from floating point to shift amount register.
7719         (emit_move_sequence): Remove secondary reload support for floating
7720         point to shift amount amount register copies.
7721         (pa_secondary_reload): Return GENERAL_REGS for floating point/shift
7722         amount register copies.
7723         * config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): For shift amount
7724         register, return false if mode isn't a scalar integer mode.
7725         * config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Likewise.
7726
7727 2011-04-08  Richard Guenther  <rguenther@suse.de>
7728
7729         * gimple.c (gimple_call_flags): Remove kludge.
7730
7731 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
7732
7733         * sel-sched.c (sel_region_init): Move call to
7734         sel_setup_region_sched_flags after setup_current_loop_nest.
7735
7736 2011-04-08  Andrey Belevantsev  <abel@ispras.ru>
7737
7738         PR rtl-optimization/48272
7739         * sched-deps.c (setup_insn_reg_pressure_info): Export and rename to
7740         init_insn_reg_pressure_info.  Adjust a caller.
7741         * sched-int.h (init_insn_reg_pressure_info): Declare.
7742         * haifa-sched.c (haifa_init_insn): Call init_insn_reg_pressure_info
7743         when sched-pressure is enabled.
7744
7745 2011-04-08  Richard Guenther  <rguenther@suse.de>
7746
7747         * gimple.c (gimple_set_modified): Do not queue calls to
7748         MODIFIED_NORETURN_CALLS here ...
7749         * tree-ssa-operands.c (update_stmt_operands): ... but here.
7750
7751 2011-04-08  Richard Guenther  <rguenther@suse.de>
7752
7753         PR lto/48467
7754         * toplev.c (lang_dependent_init): Do not open asm_out_file
7755         in WPA mode, nor perform debug machinery initialization.
7756         (finalize): Do not unlink asm_out_file in WPA mode.
7757
7758 2011-04-08  Richard Guenther  <rguenther@suse.de>
7759
7760         * gimple.h (gimple_call_fntype): New function.
7761         (gimple_call_return_type): Use it.
7762         * expr.c (expand_expr_real_1): Use gimple_call_fntype.
7763         * gimple-low.c (gimple_check_call_args): Likewise.
7764         * gimple.c (gimple_call_flags): Likewise.
7765         (gimple_call_arg_flags): Likewise.
7766         (gimple_call_return_flags): Likewise.
7767         * tree-cfg.c (verify_gimple_call): Likewise.
7768         (do_warn_unused_result): Likewise.
7769         * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
7770         * value-prof.c (gimple_ic_transform): Fix fndecl check.
7771
7772 2011-04-08  Dmitry Melnik  <dm@ispras.ru>
7773
7774         PR rtl-optimization/48235
7775         * sel-sched.c (code_motion_process_successors): Recompute the last
7776         insn in basic block if control flow changed.
7777         (code_motion_path_driver): Ditto.  Recompute the first insn as well.
7778         Update condition for ilist_remove.
7779
7780 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
7781
7782         PR rtl-optimization/48302
7783         * sel-sched-ir.h (sel_add_loop_preheaders): Update prototype.
7784         * sel-sched-ir.c (sel_add_loop_preheaders): Add 'bbs' argument.  Use
7785         it to record added preheader blocks.
7786         * sel-sched.c (setup_current_loop_nest): Add 'bbs' argument.  Pass it
7787         on to sel_add_loop_preheaders.
7788         (sel_region_init): Move call to setup_current_loop_nest after
7789         sel_init_bbs.
7790
7791 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
7792
7793         PR target/48273
7794         * cfgloop.h (loop_has_exit_edges): New helper.
7795         * sel-sched-ir.c (init_global_and_expr_for_insn): Make CALLs
7796         non-clonable.
7797         * sel-sched.c (sel_setup_region_sched_flags): Don't pipeline loops
7798         that have no exit edges.
7799
7800 2011-04-08  Alexander Monakov  <amonakov@ispras.ru>
7801
7802         PR rtl-optimization/48442
7803         * sel-sched.c (init_seqno): Remove number_of_insns argument.  Update
7804         all callers.  Adjust assert.
7805
7806 2011-04-08  Jakub Jelinek  <jakub@redhat.com>
7807
7808         PR tree-optimization/48377
7809         * tree-vect-data-refs.c (vector_alignment_reachable_p): Set
7810         is_packed to true even for types with smaller TYPE_ALIGN than
7811         TYPE_SIZE.
7812
7813 2011-04-08  Richard Guenther  <rguenther@suse.de>
7814
7815         PR bootstrap/48513
7816         * doc/tm.texi: Re-generate.
7817
7818 2011-04-08  Wei Guozhi  <carrot@google.com>
7819
7820         PR target/47855
7821         * config/arm/arm-protos.h (arm_attr_length_push_multi): New prototype.
7822         * config/arm/arm.c (arm_attr_length_push_multi): New function.
7823         * config/arm/arm.md (*push_multi): Change the length computation to
7824         call a C function.
7825
7826 2011-04-08  Anatoly Sokolov  <aesok@post.ru>
7827
7828         * doc/tm.texi.in (ASM_OUTPUT_BSS): Remove documentation.
7829         (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS): Update documentation.
7830         * doc/tm.texi: Regenerate.
7831         * system.h (ASM_OUTPUT_BSS): Poison.
7832         * varasm.c (asm_output_bss): Remove function.
7833         (emit_bss, init_varasm_once): Don't use ASM_OUTPUT_BSS macro.
7834
7835         * config/frv/frv.h (BSS_SECTION_ASM_OP): Remove comment.
7836         * config/frv/fr30.h (BSS_SECTION_ASM_OP): Likewise.
7837         * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Likewise.
7838         * config/i386/i386elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7839         Likewise.
7840         * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7841         Likewise.
7842         * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
7843         Likewise.
7844         * config/m68k/netbsd-elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
7845
7846 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
7847
7848         * config/rx/rx.opt (rx610, rx200, rx600): Use Enum not Name on
7849         EnumValue lines.
7850
7851 2011-04-07  Joseph Myers  <joseph@codesourcery.com>
7852
7853         * config/m68k/m68k.c (m68k_handle_option): Don't handle
7854         OPT_m68000, OPT_mc68000, OPT_m68010, OPT_m68020, OPT_mc68020,
7855         OPT_m68030, OPT_m68040, OPT_m68060, OPT_m68302, OPT_m68332 and
7856         OPT_mcpu32.
7857         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
7858         handle -mc68000, -m68000, -m68302, -m68010, -mc68020, -m68020,
7859         -m68030, -m68040, -m68060, -mcpu32 and -m68332.
7860         * config/m68k/m68k.opt (m68000, m68010, m68020, m68030, m68040,
7861         m68060, m68302, m68332, mc68000, mc68020, mcpu32): Use Alias.
7862         * config/m68k/t-mlibs (CANONICALIZE_OPTIONS): Remove.
7863         (MULTILIB_OPTIONS): Don't use $(CANONICALIZE_OPTIONS).
7864         (MULTILIB_MATCHES): Map -march= options to corresponding -mcpu=
7865         options.  Don't map other m68k options manually.  Don't handle
7866         old-style options as canonical.
7867         (MULTILIB_EXCEPTIONS): Don't use $(CANONICALIZE_OPTIONS).
7868         * doc/install.texi (m68k-*-*): Document binutils version requirement.
7869
7870 2011-04-07  Eric Botcazou  <ebotcazou@adacore.com>
7871
7872         * basic-block.h (force_nonfallthru): Move to...
7873         * cfghooks.h (struct cfg_hooks): Add force_nonfallthru hook.
7874         (force_nonfallthru): ...here.
7875         * cfghooks.c (force_nonfallthru): New function.
7876         * cfgrtl.c (force_nonfallthru): Rename into...
7877         (rtl_force_nonfallthru): ...this.
7878         (commit_one_edge_insertion): Do not set AUX field.
7879         (commit_edge_insertions): Do not discover new basic blocks.
7880         (rtl_cfg_hooks): Add rtl_force_nonfallthru.
7881         (cfg_layout_rtl_cfg_hooks): Likewise.
7882         * function.c (thread_prologue_and_epilogue_insns): Remove bogus
7883         ATTRIBUTE_UNUSED.  Discover new basic blocks in the prologue insns.
7884         * tree-cfg.c (gimple_cfg_hooks): Add NULL for force_nonfallthru.
7885
7886 2011-04-07  Anatoly Sokolov  <aesok@post.ru>
7887
7888         * config/mips/mips.h (REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
7889         Remove macros.
7890
7891 2011-04-07  Uros Bizjak  <ubizjak@gmail.com>
7892
7893         * config/i386/sse.md: Update copyright year.
7894         (avxcvtvecmode): Remove.
7895         (sse_movhlps): Merge with *avx_movhlps.
7896         (sse_movlhps): Merge with *avx_movlhps.
7897         (vec_interleave_highv4sf): Merge with *avx_interleave_highv4sf.
7898         (vec_interleave_lowv4sf): Merge with *avx_interleave_lowv4sf.
7899         (sse_shufps_<mode>): Merge with *avx_shufps_<mode>.
7900         (sse_loadhps): Merge with *avx_loadhps.
7901         (sse_storelps): Merge with *avx_storelps.
7902         (sse_loadlps): Merge with *avx_loadlps.
7903         (sse_movss): Merge with *avx_movss.
7904         (*vec_concatv2sf_sse4_1): Merge with *vec_concatv2sf_avx.
7905         (*vec_concatv4sf_sse): Merge with *vec_concatv4sf_avx.
7906         (*vec_set<mode>_0_sse4_1): Merge with *vec_set<mode>_0_avx.
7907         (*vec_set<mode>_0_sse2): Split multi-unit alternative.
7908         (vec_set<mode>_0): Ditto.
7909         (*vec_setv4sf_sse4_1): Merge with *vec_setv4sf_avx.
7910         (sse4_1_insertps): Merge with *avx_insertps.
7911         (*sse3_interleave_highv2df): Merge with *avx_interleave_highv2df.
7912         (*sse3_interleave_lowv2df): Merge with *avx_interleave_lowv2df.
7913         (vec_interleave_highv2di): Merge with *avx_interleave_highv2di.
7914         (sse2_shufpd_<mode>): Merge with *avx_shufpd_<mode>.
7915         (sse2_storehpd): Merge with *avx_storehpd.
7916         (sse2_loadhpd): Merge with *avx_loadhpd.
7917         (sse2_loadlpd): Merge with *avx_loadlpd.
7918         (sse2_movsd): Merge with *avx_movsd.
7919         (*vec_concatv2df): Merge with *vec_concatv2df.
7920
7921 2011-04-07  Jakub Jelinek  <jakub@redhat.com>
7922
7923         PR debug/48343
7924         * combine.c (combine_instructions): Add last_combined_insn,
7925         update it if insn is after it, pass it to all try_combine calls.
7926         (try_combine): Add last_combined_insn parameter, pass it instead of
7927         i3 to propagate_for_debug.
7928
7929 2011-04-07  Nick Clifton  <nickc@redhat.com>
7930
7931         * config/mn10300/mn10300.md (movqi_internal): Add alternatives
7932         to handle MDR <-> data register transfers.
7933         (movhi_internal): Likewise.
7934
7935 2011-04-07  Alan Modra  <amodra@gmail.com>
7936
7937         * config/rs6000/rs6000.c (rs6000_stack_info): Don't compare against
7938         previous stack info.
7939
7940 2011-04-07  Tom de Vries  <tom@codesourcery.com>
7941
7942         PR target/43920
7943         * cfgcleanup.c (try_crossjump_to_edge): Add dir parameter.  Pass dir to
7944         flow_find_cross_jump.  Swap variables to implement backward replacement.
7945         (try_crossjump_bb): Add argument to try_crossjump_to_edge.
7946
7947 2011-04-07  Tom de Vries  <tom@codesourcery.com>
7948
7949         PR target/43920
7950         * cfgcleanup.c (walk_to_nondebug_insn): New function.
7951         (flow_find_cross_jump): Use walk_to_nondebug_insn.  Recalculate bb1
7952         and bb2.
7953         (try_crossjump_to_edge): Handle case that newpos1 or newpos2 is not
7954         src1 or src2.  Redirect edges to the last basic block.  Update
7955         frequency and count on multiple basic blocks in case of fallthru.
7956
7957 2011-04-07  Tom de Vries  <tom@codesourcery.com>
7958
7959         PR target/43920
7960         * cfgcleanup.c (equal_different_set_p, can_replace_by, merge_dir): New
7961         function.
7962         (old_insns_match_p): Change return type.  Replace return false/true
7963         with return dir_none/dir_both.  Use can_replace_by.
7964         (flow_find_cross_jump): Add dir_p parameter.  Init replacement
7965         direction from dir_p.  Register replacement direction in dir, last_dir
7966         and afterlast_dir.  Handle new return type of old_insns_match_p using
7967         merge_dir.  Return replacement direction in dir_p.
7968         (flow_find_head_matching_sequence, outgoing_edges_match): Handle new
7969         return type of old_insns_match_p.
7970         (try_crossjump_to_edge): Add argument to call to flow_find_cross_jump.
7971         * ifcvt.c ( cond_exec_process_if_block): Add argument to call to
7972         flow_find_cross_jump.
7973         * basic-block.h (enum replace_direction): New type.
7974         (flow_find_cross_jump): Add parameter to declaration.
7975
7976 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
7977
7978         * config/i386/sse.md (AVXMODEDCVTDQ2PS): Remove.
7979         (AVXMODEDCVTPS2DQ): Ditto.
7980         (VEC_FLOAT_MODE): Ditto.
7981         (<sse>_andnot<mode>3): Merge with avx_andnot<mode>3.  Use VF mode
7982         iterator.  Handle TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
7983         (<any_logic:code><mode>3): Use VF mode iterator.
7984         (*<any_logic:code><mode>3): Merge with *avx_<any_logic:code><mode>3.
7985         Use VF mode iterator.
7986         (copysign<mode>3): Use VF mode iterator.
7987         (*andnot<MODEF:mode>3): Merge with *avx_andnot<MODEF:mode>3.  Handle
7988         TARGET_SSE_PACKED_SINGLE_INSN_OPTIMAL target flag.
7989         (*<any_logic:code><MODEF:mode>3): Merge with
7990         *avx_<any_logic:code><MODEF:mode>3.
7991         (sse_cvtsi2ss): Merge with *avx_cvtsi2ss.
7992         (sse_cvtsi2ssq): Merge with *avx_cvtsi2ssq.
7993         (avx_cvtdq2ps256): Split from avx_cvtdq2ps<avxmodesuffix>.
7994         (avx_cvtdq2ps<avxmodesuffix>): Remove.
7995         (sse2_cvtdq2ps): Use %v modifier.
7996         (avx_cvtps2dq256): Split from avx_cvtps2dq<avxmodesuffix>.
7997         (avx_cvtps2dq<avxmodesuffix>): Remove.
7998         (sse2_cvtps2dq): Use %v modifier.
7999         (avx_cvttps2dq256): Split from avx_cvttps2dq<avxmodesuffix>.
8000         (avx_cvttps2dq<avxmodesuffix>): Remove.
8001         (sse2_cvttps2dq): Use %v modifier.
8002         (sse2_cvtsi2sd): Merge with *avx_cvtsi2sd.
8003         (sse2_cvtsi2sdq): Merge with *avx_cvtsi2sdq.
8004         (sse2_cvtsd2siq): Fix insn template.
8005         (sse2_cvtsd2siq_2): Ditto.
8006         (sse2_cvttsd2siq): Ditto.
8007         (sse2_cvtsd2ss): Merge with *avx_cvtsd2ss.
8008         (sse2_cvtss2sd): Merge with *avx_cvtss2sd.
8009
8010 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
8011
8012         * gcov-io.c: Use GCC Runtime Library Exception.
8013
8014 2011-04-06  Jakub Jelinek  <jakub@redhat.com>
8015
8016         PR debug/48466
8017         * dwarf2out.c (based_loc_descr): If drap_reg is INVALID_REGNUM, use
8018         as base_reg whatever register reg has been eliminated to, instead
8019         of hardcoding STACK_POINTER_REGNUM.
8020
8021 2011-04-06  Joseph Myers  <joseph@codesourcery.com>
8022
8023         * doc/tm.texi.in: Document C target hooks as separate from general
8024         target hooks.
8025         * doc/tm.texi: Regenerate.
8026         * genhooks.c (struct hook_desc): Add docname field.
8027         (HOOK_VECTOR_1, DEFHOOKPOD, DEFHOOK, DEFHOOK_UNDOC).  Initialize
8028         docname field.
8029         (hook_array): Include c-target.def.
8030         (emit_documentation): Use docname field in output.
8031         (emit_init_macros): Take docname argument.  Only emit definitions
8032         for hooks matching docname.
8033         (main): Expect additional arguments in all cases.  Pass argument
8034         to emit_init_macros.
8035         * target.def: Move initial macro definitions and comments to
8036         target-hooks-macros.h.
8037         (gcc_targetcm): Move to c-family/c-target.def.
8038         * target.h (targetcm): Move declaration to c-family/c-target.h.
8039         * targhooks.c (default_handle_c_option): Move to
8040         c-family/c-opts.c.
8041         * targhooks.h (default_handle_c_option): Move declaration to
8042         c-family/c-common.h.
8043         * target-hooks-macros.h: New file.
8044         * config.gcc (target_has_targetcm): Define and use to add to
8045         c_target_objs and cxx_target_objs.
8046         * config/default-c.c: New file.
8047         * config/darwin-c.c: Include c-target.h and c-target-def.h instead
8048         of target.h and target-def.h.
8049         (TARGET_HANDLE_C_OPTION, targetcm): Define later in file.
8050         (darwin_objc_construct_string, darwin_cfstring_ref_p,
8051         darwin_check_cfstring_format_arg): Make static.
8052         (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
8053         TARGET_STRING_OBJECT_REF_TYPE_P,
8054         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG): Define here.
8055         * config/darwin-protos.h (darwin_objc_construct_string,
8056         darwin_cfstring_ref_p, darwin_check_cfstring_format_arg): Don't
8057         declare.
8058         * config/darwin.h (TARGET_OBJC_CONSTRUCT_STRING_OBJECT,
8059         TARGET_STRING_OBJECT_REF_TYPE_P,
8060         TARGET_CHECK_STRING_OBJECT_FORMAT_ARG, TARGET_HAS_TARGETCM): Remove.
8061         * config/t-darwin (darwin-c.o): Update dependencies.
8062         * system.h (TARGET_HAS_TARGETCM): Poison.
8063         * Makefile.in (TARGET_H): Update.
8064         (TARGET_DEF, C_TARGET_DEF, C_TARGET_H, C_TARGET_DEF_H): Define.
8065         (c-family/c-format.o, c-family/c-opts.o): Update dependencies.
8066         (default-c.o): New target.
8067         (s-target-hooks-def-h): Pass "Target Hook" string to genhooks.
8068         (c-family/c-target-hooks-def.h, s-c-target-hooks-def-h): New targets.
8069         (s-tm-texi): Pass -d option to genhooks.  Also test timestamp on
8070         c-target.def.
8071         (build/genhooks.o): Update dependencies.
8072
8073 2011-04-06  Richard Guenther  <rguenther@suse.de>
8074
8075         * ipa-inline.c (enum inlining_mode): Remove.
8076         (cgraph_flatten): Use some other token.
8077         (cgraph_edge_early_inlinable_p): New function, split out from ...
8078         (cgraph_perform_always_inlining): New function, split out from ...
8079         (cgraph_decide_inlining_incrementally): ... here.
8080         (cgraph_mark_inline_edge): Adjust.
8081         (cgraph_early_inlining): Re-structure.
8082         (pass_early_inline): Require SSA form.
8083
8084 2011-04-06  Andrew Stubbs  <ams@codesourcery.com>
8085             Julian Brown  <julian@codesourcery.com>
8086             Mark Shinwell  <shinwell@codesourcery.com>
8087
8088         * config/arm/arm.h (arm_class_likely_spilled_p): Check against
8089         LO_REGS only for Thumb-1.
8090         (MODE_BASE_REG_CLASS): Restrict base registers to those which can
8091         be used in short instructions when optimising for size on Thumb-2.
8092
8093 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
8094
8095         * gimple-low.c (lower_gimple_return): When not optimizing, force labels
8096         associated with user returns to be preserved.
8097
8098 2011-04-06  Tristan Gingold  <gingold@adacore.com>
8099
8100         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index,
8101         symbol_queue_size, DBXOUT_DECR_NESTING,
8102         (DBXOUT_DECR_NESTING_AND_RETURN): Also define
8103         if XCOFF_DEBUGGING_INFO.
8104
8105 2011-04-06  Uros Bizjak  <ubizjak@gmail.com>
8106
8107         * config/i386/i386.md (attribute isa): New.
8108         (attribute enabled): New.
8109         (setcc_<mode>_sse): Merge from *{avx,sse}_setcc<mode>.
8110         (*fop_<mode>_comm_mixed): Merge with *fop_<mode>_comm_mixed_avx.
8111         (*fop_<mode>_comm_sse): Merge with *fop_<mode>_comm_avx.
8112         (*fop_<mode>_1_mixed): Merge with *fop_<mode>_1_mixed_avx.
8113         (*fop_<mode>_1_sse): Merge with *fop_<mode>_1_avx.
8114         (<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
8115         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.
8116         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.
8117
8118         * config/i386/sse.md (VF): New mode iterator.
8119         (VF1): Ditto.
8120         (VF2): Ditto.
8121         (VF_128): Ditto.
8122         (SSEMODEF4): Remove.
8123         (attribute sse): Handle V8SF and V4DF modes.
8124         (<absneg:code><mode>2): Use VF mode iterator.
8125         (*absneg<mode>2): Merge from *{avx,sse}_absneg<mode>2.  Use VF
8126         mode iterator.
8127         (<plusminus_insn><mode>3): Use VF mode iterator.
8128         (*<plusminus_insn><mode>3): Merge with *avx_<plusminus_insn><mode>3.
8129         Use VF mode iterator.
8130         (<sse>_vm<plusminus_insn><mode>3): Merge with
8131         *avx_vm<plusminus_insn><mode>3.  Use VF_128 mode iterator.
8132         (mul<mode>3): Use VF mode iterator.
8133         (*mul<mode>3): Merge with *avx_mul<mode>3.  Use VF mode iterator.
8134         (<sse>_vmmul<mode>3): Merge with *avx_vmmul<mode>3.  Use VF_128
8135         mode iterator.
8136         (div<VF2:mode>3): Merge from divv2df3 and divv4df3.
8137         (div<VF1:mode>3): Merge from divv4sf3 and divv8sf3.
8138         (<sse>_div<mode>3): Merge with *avx_div<mode>3.  Use VF mode iterator.
8139         (<sse>_vmdiv<mode>3): Merge with *avx_vmdiv<mode>3.  Use VF_128
8140         mode iterator.
8141         (<sse>_rcp<mode>2): Merge from avx_rcpv8sf2 and sse_rcpv4sf2.
8142         Use VF1 mode iterator.
8143         (sse_vmrcpv4sf2): Merge with *avx_vmrcpv4sf2.
8144         (sqrt<VF2:mode>2): New expander.
8145         (sqrt<VF1:mode>2): Merge from sqrtv4sf2 and sqrtv8sf2.
8146         (<sse>_sqrt<mode>2): Merge from avx_sqrtv8sf2, sse_sqrtv4sf, sqrtv4df2
8147         and sqrtv2df2.  Use VF mode iterator.
8148         (<sse>_vmsqrt<mode>2): Merge with *avx_vmsqrt<mode>2.  Use VF_128
8149         mode iterator.
8150         (rsqrt<VF1:mode>2): Merge from rsqrtv4sf2 and rsqrtv8sf2.
8151         (<sse>_rsqrt<mode>2): Merge from avx_rsqrtv8sf2 and sse_rsqrt4sf2.
8152         Use VF1 mode iterator.
8153         (sse_vmrsqrtv4sf2): Merge with *avx_vmrsqrtv4sf2.
8154         (<smaxmin:code><mode>3): Use VF mode iterator.
8155         (*<smaxmin:code><mode>3_finite): Merge with
8156         *avx_<smaxmin:code><mode>3_finite.  Use VF mode iterator.
8157         (*<smaxmin:code><mode>3): Merge with *avx_<smaxmin:code><mode>3.
8158         (<sse>_vm<smaxmin:code><mode>2): Merge with
8159         *avx_vm<smaxmin:code><mode>2.  Use VF_128 mode iterator.
8160         (*ieee_smin<mode>3): Merge with *avx_ieee_smin<mode>3.  Use VF
8161         mode iterator.
8162         (*ieee_smax<mode>3): Merge with *avx_ieee_smax<mode>3.  Use VF
8163         mode iterator.
8164         (sse3_addsubv2df3): Merge with *avx_addsubv2df3.
8165         (sse3_addsubv4sf3): Merge with *avx_addsubv4sf3.
8166         (sse3_h<plusminus_insn>v2df3): Merge with *avx_h<plusminus_insn>v2df3.
8167         (sse3_h<plusminus_insn>v4sf3): Merge with *avx_h<plusminus_insn>v4sf3.
8168         (avx_cmp<mode>3): Rename from avx_cmp<ssemodesuffix><mode>3.  Use
8169         VF mode iterator.
8170         (avx_vmcmp<mode>3): Rename from avx_cmp<ssescalarmodesuffix><mode>3.
8171         Use VF_128 mode iterator.
8172         (<sse>_maskcmp<mode>3): Merge with *avx_maskcmp<mode>3.  Use VF
8173         mode iterator.
8174         (<sse>_vmmaskcmp<mode>3): Merge with *avx_vmmaskcmp<mode>3.  Use
8175         VF_128 mode iterator.
8176         (vcond<mode>): Use VF mode iterator.
8177         * config/i386/predicates.md (sse_comparison_operator): Merge with
8178         avx_comparison_float_operator.  Do not declare as special_predicate.
8179         * config/i386/i386.c (struct builtin_description): Update for renamed
8180         compare patterns.
8181         (ix86_expand_args_builtin): Ditto.
8182         (ix86_expand_sse_compare_mask): Ditto.
8183
8184 2011-04-06  Richard Guenther  <rguenther@suse.de>
8185
8186         * tree-inline.c (estimate_num_insns): For calls simply account
8187         for all passed arguments and a used return value.
8188
8189 2011-04-06  Richard Guenther  <rguenther@suse.de>
8190
8191         PR tree-optimization/47663
8192         * cgraph.h (struct cgraph_edge): Add call_stmt_size and
8193         call_stmt_time fields.
8194         (cgraph_edge_inlinable_p): Declare.
8195         (cgraph_edge_recursive_p): New inline function.
8196         * cgraph.c (cgraph_create_edge_1): Initialize call_stmt_size.
8197         (cgraph_clone_edge): Copy it.
8198         * ipa-inline.c (cgraph_estimate_edge_time): New function.
8199         Account for call stmt time.
8200         (cgraph_estimate_time_after_inlining): Take edge argument.
8201         (cgraph_estimate_edge_growth): Account call stmt size.
8202         (cgraph_estimate_size_after_inlining): Take edge argument.
8203         (cgraph_mark_inline_edge): Adjust.
8204         (cgraph_check_inline_limits): Likewise.
8205         (cgraph_recursive_inlining_p): Remove.
8206         (cgraph_edge_badness): Use cgraph_edge_recursive_p.
8207         (cgraph_decide_recursive_inlining): Take edge argument and
8208         adjust.
8209         (cgraph_decide_inlining_of_small_functions): Do not avoid
8210         diags for recursive inlining here.
8211         (cgraph_flatten): Adjust.
8212         (cgraph_decide_inlining_incrementally): Likewise.
8213         (estimate_function_body_sizes): Remove call cost handling.
8214         (compute_inline_parameters): Initialize caller edge call costs.
8215         (cgraph_estimate_edge_growth): New function.
8216         (cgraph_estimate_growth): Use it.
8217         (cgraph_edge_badness): Likewise.
8218         (cgraph_check_inline_limits): Take an edge argument.
8219         (cgraph_decide_inlining_of_small_functions): Adjust.
8220         (cgraph_decide_inlining): Likewise.
8221         * tree-inline.c (estimate_num_insns): Only account for call
8222         return value if it is used.
8223         (expand_call_inline): Avoid diagnostics on recursive inline
8224         functions here.
8225         * lto-cgraph.c (lto_output_edge): Output edge call costs.
8226         (input_edge): Input edge call costs.
8227
8228 2011-04-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
8229
8230         * config/alpha/osf5.h (MAX_OFILE_ALIGNMENT): Define.
8231
8232 2011-04-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
8233
8234         * doc/invoke.texi (Spec Files): Fix typo.
8235
8236 2011-04-06  Eric Botcazou  <ebotcazou@adacore.com>
8237
8238         * profile.c (branch_prob): Move declaration of local variable.  Remove
8239         obsolete ??? comment.  Expand the location explicitly instead of using
8240         the LOCATION_FILE and LOCATION_LINE macros.
8241
8242 2011-04-06  Wei Guozhi  <carrot@google.com>
8243
8244         PR target/47855
8245         * config/arm/arm.md (arm_cmpsi_insn): Compute attr "length".
8246         (arm_cond_branch): Likewise.
8247         (arm_cond_branch_reversed): Likewise.
8248         (arm_jump): Likewise.
8249         (push_multi): Likewise.
8250         * config/arm/constraints.md (Py): New constraint.
8251
8252 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
8253
8254         PR bootstrap/48471
8255         * dbxout.c (debug_nesting, symbol_queue, symbol_queue_index):
8256         Move these...
8257         (symbol_queue_size, DBXOUT_DECR_NESTING): ...and these...
8258         (DBXOUT_DECR_NESTING_AND_RETURN): ...and this under
8259         #ifdef DBX_DEBUGGING_INFO.
8260
8261 2011-04-05  Bernd Schmidt  <bernds@codesourcery.com>
8262
8263         PR bootstrap/48403
8264         * haifa-sched.c (schedule_block): Increment cycle_issued_insns only
8265         if old and new states differ.
8266
8267 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
8268
8269         * config/m68k/m68k.c (m68k_handle_option): Don't handle OPT_m5200,
8270         OPT_m5206e, OPT_m528x, OPT_m5307, OPT_m5407 and OPT_mcfv4e.
8271         * config/m68k/m68k.h (OPTION_DEFAULT_SPECS, ASM_CPU_SPEC): Don't
8272         handle -m5200, -m5206e, -m528x, -m5307, -m5407 and -mcfv4e.
8273         * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407,
8274         mcfv4e): Use Alias.
8275         * config/m68k/t-mlibs (MULTILIB_MATCHES): Don't map legacy
8276         ColdFire options to -mcpu= options.
8277
8278 2011-04-05  Jeff Law  <law@redhat.com>
8279
8280         * tree-ssa-threadupdate.c (determine_bb_domination_status): Always
8281         check if BB is a successor of LOOP->header and return
8282         NONDOMINATING if it is not, regardless of ENABLE_CHECKING.
8283
8284 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
8285
8286         * cprop.c (struct reg_use): Remove.
8287         (reg_use_table): Make an array of RTX.
8288         (find_used_regs, constprop_register, local_cprop_pass,
8289         bypass_block): Simplify users of reg_use_table.
8290         (cprop_insn): Likewise.  Iterate if copy propagation succeeded
8291         on one of the uses found by find_used_regs.
8292
8293 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
8294
8295         PR bootstrap/48469
8296         * combine.c (combine_instructions): #ifdef AUTO_INC_DEC links
8297         declaration.
8298
8299 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
8300
8301         * combine.c (combine_instructions) [AUTO_INC_DEC]: Declare links
8302         as an rtx.
8303         (try_combine) [AUTO_INC_DEC]: Declare a local link rtx.
8304
8305 2011-04-05  Steven Bosscher  <steven@gcc.gnu.org>
8306
8307         PR middle-end/48441
8308         * cprop.c (one_cprop_pass): Do not mark_oprs_set of deleted insns.
8309
8310 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
8311
8312         * combine.c: Include obstack.h.
8313         (struct insn_link): Define.
8314         (uid_log_links): Adjust type.
8315         (FOR_EACH_LOG_LINK): New macro.
8316         (insn_link_obstack): Declare.
8317         (alloc_insn_link): Define.
8318         (create_log_links): Call it.  Use FOR_EACH_LOG_LINK and adjust
8319         type of link variables.
8320         (find_single_use, insn_a_feeds_b, combine_instructions): Likewise.
8321         (try_combine, record_promoted_values, distribute_notes): Likewise.
8322         (distribute_links): Likewise.  Tweak prototype.
8323         (clear_log_links): Delete.
8324         (adjust_for_new_dest): Call alloc_insn_link.
8325         * Makefile.in (combine.o): Depend on $(OBSTACK_H).
8326
8327 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
8328
8329         * gcse.c (modify_mem_list): Convert to an array of VECs.
8330         (canon_modify_mem_list, compute_transp): Tweak formatting.
8331         (alloc_gcse_mem): Likewise.  Adjust for modify_mem_list change.
8332         (load_killed_in_block_p): Likewise.
8333         (record_last_mem_set_info): Likewise.
8334         (clear_modify_mem_tables): Likewise.
8335
8336 2011-04-05  Tom de Vries  <tom@codesourcery.com>
8337
8338         PR middle-end/48461
8339         * function.c (emit_use_return_register_into_block): Only define if
8340         HAVE_return.
8341
8342 2011-04-05  Eric Botcazou  <ebotcazou@adacore.com>
8343
8344         * stor-layout.c (self_referential_size): Fix 2010-07-13 commit.
8345
8346 2011-04-05  Joseph Myers  <joseph@codesourcery.com>
8347
8348         * config/rx/rx-opts.h: New.
8349         * config/rx/rx.c (rx_cpu_type): Remove.
8350         (rx_handle_option): Don't assert that global structures are in
8351         use.  Access variables via opts pointer.  Defer most handling of
8352         OPT_mint_register_.  Use error_at.
8353         (rx_option_override): Handle deferred OPT_mint_register_ here.
8354         * config/rx/rx.h (enum rx_cpu_types): Move to rx-opts.h.
8355         * config/rx/rx.opt (config/rx/rx-opts.h: New HeaderInclude.
8356         (mcpu=): Use Enum and specifiy rx_cpu_type with Var.
8357         (rx_cpu_types): New Enum and EnumValue entries.
8358         (mint-register=): Use Defer and use Var accordingly.
8359
8360 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
8361
8362         * debug.h (debug_flush_symbol_queue, debug_queue_symbol): Delete.
8363         (debug_free_queue, debug_nesting, symbol_queue_index): Delete.
8364         * final.c (debug_flush_symbol_queue, debug_queue_symbol):
8365         Move these...
8366         (debug_free_queue, debug_nesting, symbol_queue_index):
8367         ...and these...
8368         * dbxout.c: ...to here.  Make static.
8369
8370 2011-04-05  Nathan Froyd  <froydnj@codesourcery.com>
8371
8372         * gcse.c (modify_pair): Define.  Define a VEC of it.
8373         (canon_modify_mem_list): Convert to an array of VECs.
8374         (free_insn_expr_list_list): Delete.
8375         (clear_modify_mem_tables): Call VEC_free instead.
8376         (record_last_mem_set_info): Don't modify canon_modify_mem_list.
8377         (alloc_gcse_mem): Adjust for canon_modify_mem_list change.
8378         (canon_list_insert, compute_transp): Likewise.
8379
8380 2011-04-05  Tom de Vries  <tom@codesourcery.com>
8381
8382         PR target/43920
8383         * config/arm/arm.h (BRANCH_COST): Set to 1 for Thumb-2 when optimizing
8384         for size.
8385
8386 2011-04-05  Tom de Vries  <tom@codesourcery.com>
8387
8388         PR target/43920
8389         * function.c (emit_use_return_register_into_block): New function.
8390         (thread_prologue_and_epilogue_insns): Use
8391         emit_use_return_register_into_block.
8392
8393 2011-04-05  Tom de Vries  <tom@codesourcery.com>
8394
8395         PR target/43920
8396         * cfgcleanup.c (flow_find_cross_jump): Don't count USE or CLOBBER as
8397         insn.
8398
8399 2011-04-05  Tom de Vries  <tom@codesourcery.com>
8400
8401         * cfgcleanup.c (try_crossjump_bb): Remove 2 superfluous variables.
8402
8403 2011-04-05  Yufeng Zhang  <yufeng.zhang@arm.com>
8404
8405         * config/arm/arm.md (define_constants for unspec): Replace with
8406         define_c_enum.
8407         (define_constants for unspecv): Replace with define_c_enum.
8408         * config/arm/neon.md (define_constants for unspec): Replace with
8409         define_c_enum.
8410
8411 2011-04-04  Richard Henderson  <rth@redhat.com>
8412
8413         PR bootstrap/48400
8414         * dwarf2out.c (output_line_info): Always emit line info from
8415         at least one section.
8416         (dwarf2out_init): Create text_section_line_info here ...
8417         (set_cur_line_info_table): ... not here.
8418
8419 2011-04-04  Vladimir Makarov  <vmakarov@redhat.com>
8420
8421         PR target/48380
8422         * ira.c (ira): Call grow_reg_equivs when fix_reg_equiv_init is
8423         not called.
8424
8425         * ira-emit.c (emit_move_list): Update reg_equiv_init insn list.
8426
8427 2011-04-04  Steven Bosscher  <steven@gcc.gnu.org>
8428
8429         * cprop.c (struct expr): Split 'expr' field in 'dest' and 'src'.
8430         (expr_equiv_p): Remove.
8431         (insert_set_in_table): Look at <dest, src> pair instead of expr.
8432         (hash_scan_set): Update call to insert_set_in_table.
8433         (dump_hash_table): Dump <dest, src> pair.
8434         (lookup_set): Simplify.  Lookup <dest, src> pair.
8435         (compute_transp): Remove, fold heavily simplified code into...
8436         (compute_local_properties): ...here.  Expect COMP and TRANSP
8437         unconditionally.
8438         (find_avail_set): Take set directly from struct expr.
8439         (find_bypass-set): Likewise.
8440         (bypass_block): Likewise.
8441         (cprop_insn): Likewise.  Remove redundant INSN_P test.
8442
8443         * cprop.c (implicit_set_cond_p): Assume nothing about COND, move
8444         checks on form of COND from find_implicit_sets to here.
8445         (find_implicit_sets): Cleanup control flow. Split critical edges
8446         if it exposes implicit sets.  Allocate/resize implicit_sets as
8447         necessary.
8448         (one_cprop_pass): Only delete unreachable blocks if local_cprop_pass
8449         changed something.  Run df_analyze after find_implicit_sets if any
8450         edges were split.  Do not allocate implicit_sets here.
8451
8452         * cprop.c: s/gcse/cprop/ everywhere except for flag_gcse.
8453         (gcse_obstack): Renamed to cprop_obstack.
8454         (GNEW, GNEWVEC, GNEWVAR): Remove.
8455         (gmalloc): Remove.
8456         (alloc_hash_table): Use XNEWVAR instead of GNEWVAR.
8457         (GOBNEW, GOBNEWVAR): Adjust for gcse_obstack renaming.
8458         (gcse_alloc): Likewise, and rename to cprop_alloc.
8459         (alloc_gcse_men, free_gcse_mem): Remove.
8460         (gcse_constant_p): Rename to cprop_constant_p, and adjust all callers.
8461         (compute_hash_table_work): Allocate and free reg_set_bitmap here.
8462         (one_cprop_pass): Likewise. Adjust for gcse_obstack renaming.
8463
8464         * cprop.c (oprs_not_set_p): Remove.
8465         (mark_set, mark_clobber): Remove.
8466         (mark_oprs_set): Rewrite using DF_INSN_INFO_DEFS cache.
8467         (reg_not_set_p): New function.
8468         (find_avail_set): Use reg_not_set_p instead of oprs_not_set_p.
8469         (cprop_insn): Likewise.
8470         (cprop_jump): Use FOR_EACH_EDGE.
8471
8472 2011-04-04  Bernd Schmidt  <bernds@codesourcery.com>
8473
8474         PR bootstrap/48403
8475         * haifa-sched.c (nonscheduled_insns_begin): New static variable.
8476         (rank_for_schedule): Use scheduled_insns vector instead of
8477         last_scheduled_insn.
8478         (ok_for_early_queue_removal): Likewise.
8479         (queue_to_ready): Search forward in nonscheduled_insns_begin if
8480         we have a dbg_cnt.
8481         (choose_ready): Likewise.
8482         (commit_schedule): Use VEC_iterate.
8483         (schedule_block): Initialize nonscheduled_insns_begin.  If we have
8484         a dbg_cnt, use it and ensure the first insn is in the ready list.
8485         (haifa_sched_init): Allocate scheduled_insns.
8486         (sched_extend_ready_list): Don't allocate it; reserve space.
8487         (haifa_sched_finish): Free it.
8488
8489 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
8490
8491         * optc-gen.awk: Always remove type from Variable entry before
8492         recording in var_seen.
8493
8494 2011-04-04  Eric Botcazou  <ebotcazou@adacore.com>
8495
8496         * cfghooks.c (tidy_fallthru_edges): Add ??? comment.
8497         * tree-inline.c (delete_unreachable_blocks_update_callgraph): Remove
8498         call to tidy_fallthru_edges.
8499
8500 2011-04-04  Joseph Myers  <joseph@codesourcery.com>
8501
8502         * doc/options.texi (ToLower): Document.
8503         * opt-functions.awk (switch_bit_fields): Initialize cl_tolower field.
8504         * opts-common.c (decode_cmdline_option): Handle cl_tolower.
8505         * opts.h (cl_option): Add cl_tolower field.
8506         * config/rx/rx.c (rx_handle_option): Use strcmp of -mcpu=
8507         arguments with lowercase strings.
8508         * config/rx/rx.opt (mcpu=): Add ToLower.
8509         * config/rx/t-rx (MULTILIB_MATCHES): Don't handle uppercase -mcpu=
8510         argument.
8511
8512 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
8513
8514         * config/pdp11/pdp11.h (IRA_COVER_CLASSES): Delete.
8515
8516 2011-04-04  Richard Sandiford  <richard.sandiford@linaro.org>
8517
8518         * config/vax/vax.c: Include reload.h.
8519
8520 2011-04-04  Anatoly Sokolov  <aesok@post.ru>
8521
8522         * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Remove.
8523         * config/sparc/sparc.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
8524         (sparc_preferred_reload_class): New function.
8525
8526 2011-04-04  Jakub Jelinek  <jakub@redhat.com>
8527
8528         PR debug/48401
8529         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
8530         Use PAT_VAR_LOCATION_LOC instead of INSN_VAR_LOCATION_LOC.
8531
8532 2011-04-03  Nathan Froyd  <froydnj@codesourcery.com>
8533
8534         * tree.h (struct tree_const_decl): Inherit from tree_decl_common.
8535         * tree.c (initialize_tree_contains_struct): Adjust accordingly.
8536
8537 2011-04-03  Anatoly Sokolov  <aesok@post.ru>
8538
8539         * config/avr/avr.h (ASM_OUTPUT_BSS): Remove.
8540         (ASM_OUTPUT_ALIGNED_BSS): Define.
8541
8542 2011-04-03  Michael Matz  <matz@suse.de>
8543
8544         * lto-streamer.h (struct lto_streamer_cache_d): Remove offsets
8545         and next_slot members.
8546         (lto_streamer_cache_insert, lto_streamer_cache_insert_at,
8547         lto_streamer_cache_lookup, lto_streamer_cache_get): Adjust prototypes.
8548         (lto_streamer_cache_append): Declare.
8549         * lto-streamer.c (lto_streamer_cache_add_to_node_array): Use
8550         unsigned index, remove offset parameter, ensure that we append
8551         or update existing entries.
8552         (lto_streamer_cache_insert_1): Use unsigned index, remove offset_p
8553         parameter, update next_slot for append.
8554         (lto_streamer_cache_insert): Use unsigned index, remove offset_p
8555         parameter.
8556         (lto_streamer_cache_insert_at): Likewise.
8557         (lto_streamer_cache_append): New function.
8558         (lto_streamer_cache_lookup): Use unsigned index.
8559         (lto_streamer_cache_get): Likewise.
8560         (lto_record_common_node): Don't test tree_node_can_be_shared.
8561         (preload_common_node): Adjust call to lto_streamer_cache_insert.
8562         (lto_streamer_cache_delete): Don't free offsets member.
8563         * lto-streamer-out.c (eq_string_slot_node): Use memcmp.
8564         (lto_output_string_with_length): Use lto_output_data_stream.
8565         (lto_output_tree_header): Remove ix parameter, don't write it.
8566         (lto_output_builtin_tree): Likewise.
8567         (lto_write_tree): Adjust callers to above, don't track and write
8568         offset, write unsigned index.
8569         (output_unreferenced_globals): Don't emit all global vars.
8570         (write_global_references): Use unsigned indices.
8571         (lto_output_decl_state_refs): Likewise.
8572         (write_symbol): Likewise.
8573         * lto-streamer-in.c (lto_input_chain): Move earlier.
8574         (input_function): Use unsigned index.
8575         (input_alias_pairs): Don't read and then ignore all global vars.
8576         (lto_materialize_tree): Remove ix_p parameter, don't read index,
8577         don't pass it back, use lto_streamer_cache_append.
8578         (lto_register_var_decl_in_symtab): Use unsigned index.
8579         (lto_register_function_decl_in_symtab): Likewise.
8580         (lto_get_pickled_tree): Don't read in or handle offset, read unsigned
8581         index.
8582         (lto_get_builtin_tree): Don't read index, use
8583         lto_streamer_cache_append.
8584         (lto_read_tree): Adjust call to lto_materialize_tree.
8585
8586         * ipa-inline.c (cgraph_edge_badness): Move growth calculaton,
8587         don't use function calls in arguments to MIN.
8588
8589         * varasm.c (decl_binds_to_current_def_p): Don't check TREE_PUBLIC
8590         twice.
8591
8592         * gimple.c (gimple_type_leader_entry): Mark deletable.
8593
8594 2011-04-03  Alan Modra  <amodra@gmail.com>
8595
8596         * dwarf2out.c (mem_loc_descriptor): Recurse on LO_SUM.
8597
8598 2011-04-03  Michael Matz  <matz@suse.de>
8599
8600         * tree.c (free_lang_data_in_decl): Zero DECL_VINDEX if it's not
8601         an integer.
8602         * tree.h (tree_decl_non_common.vindex): Adjust comment.
8603
8604 2011-04-03  Michael Matz  <matz@suse.de>
8605
8606         * cgraphbuild.c (record_reference): Canonicalize constructor values.
8607         * gimple-fold.c (canonicalize_constructor_val): Accept being called
8608         without function context.
8609         * cgraphunit.c (cgraph_finalize_compilation_unit): Clear
8610         current_function_decl and cfun.
8611
8612 2011-04-03  Michael Matz  <matz@suse.de>
8613
8614         * tree.c (decl_init_priority_insert): Don't create entry for
8615         default priority.
8616         (decl_fini_priority_insert): Ditto.
8617         (fields_compatible_p, find_compatible_field): Remove.
8618         * tree.h (fields_compatible_p, find_compatible_field): Remove.
8619         * gimple.c (gimple_compare_field_offset): Adjust block comment.
8620
8621 2011-04-03  Eric Botcazou  <ebotcazou@adacore.com>
8622
8623         * combine.c (try_combine): Remove useless local variable.
8624
8625 2011-04-03  Richard Guenther  <rguenther@suse.de>
8626             Ira Rosen  <ira.rosen@linaro.org>
8627
8628         * tree-if-conv.c (memrefs_read_or_written_unconditionally): Strip all
8629         non-variable offsets and compare the remaining bases of the two
8630         accesses instead of looking for exact same data-ref.
8631
8632 2011-04-02  Kai Tietz  <ktietz@redhat.com>
8633
8634         PR target/48416
8635         * i386.c (ix86_function_arg_boundary): Fix printf formatter.
8636
8637         * i386.c (ix86_is_msabi_thiscall): New helper function.
8638         (ix86_is_type_thiscall): New helper function.
8639         (ix86_comp_type_attributes): Handle thiscall for method-functions
8640         special.
8641         (init_cumulative_args): Likewise.
8642         (find_drap_reg): Likewise.
8643         (ix86_static_chain): Likewise.
8644         (x86_this_parameter): Likewise.
8645         (x86_output_mi_thunk): Likewise.
8646
8647 2011-04-01  Olivier Hainque  <hainque@adacore.com>
8648             Nicolas Setton  <setton@adacore.com>
8649             Eric Botcazou  <ebotcazou@adacore.com>
8650
8651         * dwarf2out.c (dwarf_attr_name): Map DW_AT_GNAT_descriptive_type.
8652         (add_gnat_descriptive_type_attribute): New function.
8653         (gen_array_type_die): Call it.
8654         (gen_enumeration_type_die): Likewise.
8655         (gen_struct_or_union_type_die): Likewise.
8656         (modified_type_die): Likewise.
8657         * langhooks.h (lang_hooks_for_types): New descriptive_type hook.
8658         * langhooks-def.h (LANG_HOOKS_DESCRIPTIVE_TYPE): Default to NULL.
8659         (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_DESCRIPTIVE_TYPE.
8660
8661 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
8662
8663         PR bootstrap/48148
8664         * dwarf2out.c (resolve_addr): Don't call force_decl_die
8665         if DECL_EXTERNAL has non-NULL DECL_ABSTRACT_ORIGIN.
8666
8667         Revert:
8668         2011-03-17  Richard Guenther  <rguenther@suse.de>
8669
8670         PR bootstrap/48148
8671         * lto-cgraph.c (input_overwrite_node): Clear the abstract
8672         origin for decls in other ltrans units.
8673         (input_varpool_node): Likewise.
8674
8675 2011-04-01  Jakub Jelinek  <jakub@redhat.com>
8676
8677         PR middle-end/48335
8678         * expr.c (expand_assignment): Handle all possibilities
8679         if TO_RTX is CONCAT.
8680         * expmed.c (store_bit_field_1): Avoid trying to create invalid SUBREGs.
8681         (store_split_bit_field): If SUBREG_REG (op0) or
8682         op0 itself has smaller mode than word, return it
8683         for offset 0 and const0_rtx for out-of-bounds stores.
8684         If word is const0_rtx, skip it.
8685
8686 2011-04-01  Naveen H.S  <naveen.S@kpitcummins.com>
8687
8688         * config/h8300/h8300.c (print_operand_address): Rename to...
8689         (h8300_print_operand_address): ...this. Make static. Adjust comments.
8690         Call h8300_print_operand and h8300_print_operand_address instead of
8691         print_operand and print_operand_address. Declare.
8692         (print_operand): Renake to...
8693         (h8300_print_operand): ...this. Make static. Adjust comments.
8694         Call h8300_print_operand instead of print_operand. Declare.
8695         (h8300_print_operand_punct_valid_p): Moved from h8300.h file.
8696         (h8300_register_move_cost): Likewise.
8697         (TARGET_PRINT_OPERAND_PUNCT_VALID_P, TARGET_PRINT_OPERAND
8698         TARGET_PRINT_OPERAND_ADDRESS, TARGET_REGISTER_MOVE_COST): Define.
8699         * config/h8300/h8300.h (PRINT_OPERAND_ADDRESS, PRINT_OPERAND
8700         PRINT_OPERAND_PUNCT_VALID_P, REGISTER_MOVE_COST): Delete.
8701         * config/h8300/h8300-protos.h (print_operand): Delete.
8702         (print_operand_address): Delete.
8703
8704 2011-04-01  Richard Henderson  <rth@redhat.com>
8705
8706         PR 48400
8707         * dwarf2out.c (dwarf2out_source_line): Disable discriminators
8708         in strict mode before dwarf4.  Re-order tests to early out
8709         before switching sections.
8710
8711 2011-04-01  Nathan Froyd  <froydnj@codesourcery.com>
8712
8713         * config/h8300/constraints.md: New file.
8714         * config/h8300/h8300.md: Include it.  Use satisfies_constraint_J,
8715         satisfies_constraint_L, and satisfies_constraint_N for peephole2s.
8716         (*tst_extzv_1_n, *tstsi_variable_bit_qi): Use satisfies_constraint_U.
8717         * config/h8300/predicates.md (bit_operand): Likewise.
8718         (incdec_operand): Use satisfies_constraint_M and
8719         satisfies_constraint_O.  Don't use C code block.
8720         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Delete.
8721         * config/h8300/h8300.c (h8300_reg_class_from_letter): Delete.
8722         (compute_mov_length): Use satisfies_constraint_G.
8723         (fix_bit_operand): Use satisfies_constraint_U.
8724         * config/h8300/h8300.h (REG_CLASS_FROM_LETTER): Delete.
8725         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Delete.
8726         (CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O): Delete.
8727         (CONST_OK_FOR_Ppositive, CONST_OK_FOR_Pnegative): Delete.
8728         (CONST_OK_FOR_P, CONSTRAINT_LEN_FOR_P): Delete.
8729         (CONST_OK_FOR_CONSTRAINT_P, CONST_OK_FOR_LETTER_P): Delete.
8730         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
8731         (OK_FOR_Q, OK_FOR_R, OK_FOR_S, OK_FOR_T, OK_FOR_U, OK_FOR_WU): Delete.
8732         (OK_FOR_W, CONSTRAINT_LEN_FOR_W, OK_FOR_Y2, OK_FOR_Y0): Delete.
8733         (OK_FOR_Y, CONSTRAINT_LEN_FOR_Y, OK_FOR_Z): Delete.
8734         (EXTRA_CONSTRAINT_STR, CONSTRAINT_LEN): Delete.
8735         (EXTRA_MEMORY_CONSTRAINT): Delete.
8736
8737 2011-04-01  Andrew Pinski  <pinskia@gmail.com>
8738             Michael Meissner  <meissner@linux.vnet.ibm.com>
8739
8740         PR target/48262
8741         * config/rs6000/vector.md (movmisalign<mode>): Allow for memory
8742         operands, as per the specifications.
8743
8744         * config/rs6000/altivec.md (vec_extract_evenv4si): Correct modes.
8745         (vec_extract_evenv4sf): Ditto.
8746         (vec_extract_evenv8hi): Ditto.
8747         (vec_extract_evenv16qi): Ditto.
8748         (vec_extract_oddv4si): Ditto.
8749
8750 2011-03-31  Mark Wielaard  <mjw@redhat.com>
8751
8752         * dwarf2out.c (dwarf2out_finish): Don't add low_pc and/or
8753         high_pc attribute if the CU has no associated code. Only output
8754         DW_AT_entry_pc for CU if not generating strict dwarf and
8755         dwarf_version < 4.
8756
8757 2011-04-01  Bernd Schmidt  <bernds@codesourcery.com>
8758
8759         * dwarf2out.h (dwarf2out_frame_debug_init): Declare.
8760         * dwarf2out.c (dwarf2out_frame_debug_init): New function, broken
8761         out of ...
8762         (dwarf2out_frame_debug): ... here. Don't handle a NULL argument.
8763         * final.c (final_start_function): Call the new function rather
8764         than using a NULL argument for dwarf2out_frame_debug.
8765
8766         * ifcvt.c (cond_exec_process_insns): Disallow converting a block
8767         that contains the prologue.
8768
8769         * haifa-sched.c (queue_insn): New arg REASON.  All callers
8770         changed.  Print it in debugging output.
8771
8772         * sched-ebb.c (schedule_ebbs): Honor the BB_DISABLE_SCHEDULE flag.
8773
8774         * sched-ebb.c (begin_schedule_ready): Remove second argument.
8775         Split most of the code into...
8776         (begin_move_insn): ... here.  New function.
8777         (ebb_sched_info): Add a pointer to it.
8778         * haifa-sched.c (scheduled_insns): New static variable.
8779         (sched_extend_ready_list): Allocate it.
8780         (schedule_block): Use it to record the order of scheduled insns.
8781         Perform RTL changes to move insns only after all scheduling
8782         decisions have been made.
8783         * modulo-sched.c (sms_sched_haifa_sched_info): Add NULL entry for the
8784         begin_move_insn field.
8785         * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise.
8786         * sched-int.h (struct haifa_sched_info): Remove second argument
8787         from begin_schedule_ready hook.  Add new member begin_move_insn.
8788         * sched-rgn.c (begin_schedule_ready): Remove second argument.
8789         (rgn_const_sched_info): Add NULL entry for the begin_move_insn field.
8790
8791         * haifa-sched.c (prune_ready_list): New function, broken out of
8792         schedule_block.
8793         (schedule_block): Use it.
8794
8795 2011-04-01  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
8796
8797         * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>.
8798
8799 2011-04-01  Kai Tietz  <ktietz@redhat.com>
8800
8801         * config.gcc (*-*-mingw*): Allow as option the
8802         posix threading model.
8803         * config/i386/mingw32.h (SPEC_PTHREAD1,  SPEC_PTHREAD2):
8804         New macros defined dependent to TARGET_USE_PTHREAD_BY_DEFAULT
8805         definition.
8806         (CPP_SPEC): Add pthread/no-pthread handling.
8807         (LIB_SPEC): Likewise.
8808         * config/i386/mingw-w64.h (CPP_SPEC):Likewise.
8809         (LIB_SPEC): Likewise.
8810         * config/i386/t-cygming (SHLIB_PTHREAD_CFLAG): New
8811         flag to pass -pthread option for shared libgcc build.
8812         (SHLIB_PTHREAD_LDFLAG): New option to pass -lpthread
8813         for shared libgcc build.
8814         * config/i386/t-mingw-pthread: New file.
8815         * config/i386/mingw-pthread.h (TARGET_USE_PTHREAD_BY_DEFAULT):
8816         New define to enable use of library pthread by default.
8817         * config/i386/mingw.opt (pthread): New driver option.
8818         (no-pthread): New driver option.
8819         * config/i386/cygming.opt: Make sure trailing empty line is retained.
8820         * config/i386/mingw-w64.opt: Likewise.
8821
8822 2011-04-01  Gary Funck  <gary@intrepid.com>
8823
8824         * c-decl.c (grokdeclarator): Fix formatting.
8825
8826 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
8827
8828         * expr.c (emit_block_move_via_movmem): Use n_generator_args
8829         instead of n_operands.
8830         (set_storage_via_setmem): Likewise.
8831         * optabs.c (maybe_gen_insn): Likewise.
8832         * config/arm/arm.c (arm_init_neon_builtins): Likewise.
8833         * config/mips/mips.c (mips_expand_builtin_compare_1): Likewise.
8834         (mips_expand_builtin_direct): Likewise.
8835         * config/spu/spu.c (expand_builtin_args): Likewise.
8836
8837 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
8838
8839         * recog.h (insn_data_d): Add n_generator_args.
8840         * genoutput.c (data): Likewise.
8841         (output_insn_data): Print it.
8842         (max_opno, num_dups): Delete.
8843         (scan_operands): Just fill in "d->operand[...]".
8844         (gen_insn, gen_peephole, gen_expand, gen_split): Use get_pattern_stats.
8845
8846 2011-04-01  Richard Sandiford  <richard.sandiford@linaro.org>
8847
8848         * gensupport.h (pattern_stats): New structure.
8849         * gensupport.c (get_pattern_stats_1, get_pattern_stats): New functions.
8850         * genemit.c (max_opno, max_dupno, max_scratch_opno): Delete.
8851         (max_operand_1, max_operand_vec): Delete.
8852         (gen_insn, gen_expand, gen_split): Use get_pattern_stats.
8853
8854 2011-03-31  Nathan Froyd  <froydnj@codesourcery.com>
8855
8856         * emit-rtl.c (emit_pattern_after_setloc): New function.
8857         (emit_insn_after_setloc, emit_jump_insn_after_setloc): Call it.
8858         (emit_call_insn_after_setloc, emit_debug_insn_after_setloc): Likewise.
8859         (emit_pattern_after): New function.
8860         (emit_insn_after, emit_jump_insn_after): Call it.
8861         (emit_call_insn_after, emit_debug_insn_after): Likewise.
8862         (emit_pattern_before_setloc): New function.
8863         (emit_insn_before_setloc, emit_jump_insn_before_setloc): Call it.
8864         (emit_call_insn_before_setloc, emit_debug_insn_before_setloc):
8865         Likewise.
8866         (emit_pattern_before): New function.
8867         (emit_insn_before, emit_jump_insn_before): Call it.
8868         (emit_call_insn_before, emit_debug_insn_before): Likewise.
8869
8870 2011-03-31  Richard Henderson  <rth@redhat.com>
8871
8872         * dwarf2out.c (dw_separate_line_info_ref): Remove.
8873         (dw_separate_line_info_entry): Remove.
8874         (enum dw_line_info_opcode): New.
8875         (dw_line_info_entry): Use it.
8876         (dw_line_info_table, dw_line_info_table_p): New.
8877         (DWARF_LINE_OPCODE_BASE): Include dwarf3 opcodes.
8878         (line_info_table, line_info_label_num): Remove.
8879         (line_info_table_in_use): Remove.
8880         (separate_line_info_table): Remove.
8881         (separate_line_info_table_allocated): Remove.
8882         (separate_line_info_table_in_use): Remove.
8883         (LINE_INFO_TABLE_INCREMENT): Remove.
8884         (line_info_label_num): New.
8885         (cur_line_info_table): New.
8886         (text_section_line_info, cold_text_section_line_info): New.
8887         (separate_line_info): New.
8888         (SEPARATE_LINE_CODE_LABEL): Remove.
8889         (print_dwarf_line_table): Remove.
8890         (debug_dwarf): Don't dump it.
8891         (output_one_line_info_table): New.
8892         (output_line_info): Use it.
8893         (new_line_info_table): New.
8894         (set_cur_line_info_table): New.
8895         (dwarf2out_switch_text_section): Use it.
8896         (dwarf2out_begin_function): Likewise.
8897         (push_dw_line_info_entry): New.
8898         (dwarf2out_source_line): Rewrite for new line info tables.
8899         (dwarf2out_init): Remove dead initailizations.
8900
8901 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
8902
8903         * opts.h (cl_option): Add comments to fields.  Add bit-fields for
8904         various flags.
8905         (CL_SEPARATE_NARGS_SHIFT, CL_SEPARATE_NARGS_MASK,
8906         CL_SEPARATE_ALIAS, CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE,
8907         CL_DISABLED, CL_REPOR, CL_REJECT_NEGATIVE, CL_MISSING_OK,
8908         CL_UINTEGER, CL_NEGATIVE_ALIAS): Remove.
8909         (CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED): Update bit positions.
8910         * opt-functions.awk (flag_init, switch_bit_fields): New.
8911         (switch_flags): Don't handle flags moved to bit-fields.  Don't
8912         generate CL_MISSING_OK or CL_SAVE.
8913         * optc-gen.awk: Update to generate bit-field output as well as
8914         flags field.
8915         * gcc.c (driver_wrong_lang_callback): Use cl_reject_driver
8916         bit-field instead of CL_REJECT_DRIVER flag.
8917         * opts-common.c (generate_canonical_option,
8918         decode_cmdline_option): Use bit-fields instead of CL_* flags.
8919         * opts.c (maybe_default_option): Use cl_reject_negative bit-field
8920         instead of CL_REJECT_NEGATIVE flag.
8921         * toplev.c (print_switch_values): Use cl_report bit-field instead
8922         of CL_REPORT flag.
8923
8924 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
8925
8926         * tree-ssa-pre.c (create_component_ref_by_pieces_1) <ARRAY_REF>: Drop
8927         a zero minimum index only if it is redundant.
8928
8929 2011-03-31  Vladimir Makarov  <vmakarov@redhat.com>
8930
8931         PR rtl-optimization/48381
8932         * ira-color.c (assign_hard_reg): Use hard reg set intersection
8933         instead of ira_class_hard_reg_index for calculating conflicting
8934         hard registers.
8935
8936 2011-03-31  Steven Bosscher  <steven@gcc.gnu.org>
8937
8938         * cprop.c: Clean up hash table building.
8939         (reg_avail_info): Remove.
8940         (oprs_available_p): Remove.
8941         (record_last_reg_set_info): Remove.
8942         (record_last_set_info): Remove.
8943         (reg_available_p): New function.
8944         (gcse_constant_p): Do not treat unfolded conditions as constants.
8945         (make_set_regs_unavailable): New function.
8946         (hash_scan_set): Simplify with new reg_available_p.
8947         (compute_hash_table_work): Traverse insns stream only once.
8948         Do not compute reg_avail_info. Traverse insns in reverse order.
8949         Record implicit sets after recording explicit sets from the block.
8950
8951 2011-03-31  Michael Matz  <matz@suse.de>
8952
8953         * builtins.c (build_va_arg_indirect_ref): Use build_simple_mem_ref_loc.
8954
8955 2011-03-31  Anatoly Sokolov  <aesok@post.ru>
8956
8957         * config/h8300/h8300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove macro.
8958         * config/h8300/h8300-protos.h (h8300_get_index): Remove.
8959         * config/h8300/h8300.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
8960         (h8300_mode_dependent_address_p): New function.
8961         (h8300_get_index): Make static.
8962
8963 2011-03-31  Jeff Law  <law@redhat.com>
8964
8965         * reload1.c (elimination_effects): Fix typo in recent change.
8966
8967         * tree-ssa-forwprop.c (forward_propagate_into_cond): Avoid
8968         typo potentially leading to null pointer dereference.
8969
8970         * caller-save.c (new_saved_hard_reg): Eliminate return value.
8971         (setup_save_areas): Corresponding changes to avoid useless
8972         assignments.
8973
8974         * jump.c (reversed_comparison_code_parts): Avoid successive return
8975         statements when REVERSE_CONDITION is defined.
8976
8977         * expr.c (expand_assignment): Avoid useless assignments.
8978         (expand_expr_real_1): Likewise.
8979         (expand_expr_real_2): Avoid useless statements.
8980
8981         * tree-ssa-phiopt.c (minmax_replacement): Avoid useless statement.
8982
8983         * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment.
8984
8985         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Avoid useless
8986         statements.
8987
8988         * stmt.c (expand_expr_stmt): Avoid useless assignment.
8989
8990 2011-03-31  Joseph Myers  <joseph@codesourcery.com>
8991
8992         PR target/47109
8993         * doc/tm.texi.in (TARGET_VERSION): Remove.
8994         * doc/tm.texi: Regenerate.
8995         * system.h (TARGET_VERSION, MACHINE_TYPE): Poison.
8996         * collect2.c (main): Don't use TARGET_VERSION.
8997         * mips-tdump.c (main): Don't use TARGET_VERSION.
8998         * mips-tfile.c (main): Don't use TARGET_VERSION.
8999         * config.gcc (powerpc-wrs-vxworksae): Don't use rs6000/vxworksae.h.
9000         * config/rs6000/vxworksae.h: Remove.
9001         * config/alpha/alpha.h (TARGET_VERSION): Remove.
9002         * config/alpha/freebsd.h (TARGET_VERSION): Remove.
9003         * config/alpha/linux-elf.h (TARGET_VERSION): Remove.
9004         * config/alpha/netbsd.h (TARGET_VERSION): Remove.
9005         * config/alpha/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
9006         * config/arm/arm.h (TARGET_VERSION): Remove.
9007         * config/arm/coff.h (TARGET_VERSION): Remove.
9008         * config/arm/ecos-elf.h (TARGET_VERSION): Remove.
9009         * config/arm/elf.h (TARGET_VERSION): Remove.
9010         * config/arm/freebsd.h (TARGET_VERSION): Remove.
9011         * config/arm/linux-elf.h (TARGET_VERSION): Remove.
9012         * config/arm/netbsd-elf.h (TARGET_VERSION): Remove.
9013         * config/arm/pe.h (TARGET_VERSION): Remove.
9014         * config/arm/rtems-elf.h (TARGET_VERSION): Remove.
9015         * config/arm/semi.h (TARGET_VERSION): Remove.
9016         * config/arm/uclinux-elf.h (TARGET_VERSION): Remove.
9017         * config/arm/unknown-elf.h (TARGET_VERSION): Remove.
9018         * config/arm/vxworks.h (TARGET_VERSION): Remove.
9019         * config/avr/avr.h (TARGET_VERSION): Remove.
9020         * config/bfin/bfin.h (TARGET_VERSION): Remove.
9021         * config/fr30/fr30.h (TARGET_VERSION): Remove.
9022         * config/frv/frv.h (TARGET_VERSION): Remove.
9023         * config/h8300/h8300.h (TARGET_VERSION): Remove.
9024         * config/i386/cygwin.h (TARGET_VERSION): Remove.
9025         * config/i386/darwin.h (TARGET_VERSION): Remove.
9026         * config/i386/darwin64.h (TARGET_VERSION): Remove.
9027         * config/i386/djgpp.h (TARGET_VERSION): Remove.
9028         * config/i386/freebsd.h (TARGET_VERSION): Remove.
9029         * config/i386/freebsd64.h (TARGET_VERSION): Remove.
9030         * config/i386/gnu.h (TARGET_VERSION): Remove.
9031         * config/i386/i386-interix.h (TARGET_VERSION): Remove.
9032         * config/i386/i386elf.h (TARGET_VERSION): Remove.
9033         * config/i386/linux.h (TARGET_VERSION): Remove.
9034         * config/i386/linux64.h (TARGET_VERSION): Remove.
9035         * config/i386/lynx.h (TARGET_VERSION): Remove.
9036         * config/i386/mingw32.h (TARGET_VERSION): Remove.
9037         * config/i386/netbsd-elf.h (TARGET_VERSION): Remove.
9038         * config/i386/netbsd64.h (TARGET_VERSION): Remove.
9039         * config/i386/netware.h (TARGET_VERSION): Remove.
9040         * config/i386/nto.h (TARGET_VERSION): Remove.
9041         * config/i386/openbsd.h (TARGET_VERSION): Remove.
9042         * config/i386/vxworks.h (TARGET_VERSION): Remove.
9043         * config/ia64/elf.h (TARGET_VERSION): Remove.
9044         * config/ia64/freebsd.h (TARGET_VERSION): Remove.
9045         * config/ia64/hpux.h (TARGET_VERSION): Remove.
9046         * config/ia64/linux.h (TARGET_VERSION): Remove.
9047         * config/ia64/vms.h (TARGET_NAME, TARGET_VERSION): Remove.
9048         * config/iq2000/iq2000.h (IQ2000_VERSION, MACHINE_TYPE,
9049         TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
9050         * config/lm32/lm32.h (TARGET_VERSION): Remove.
9051         * config/lm32/uclinux-elf.h (TARGET_VERSION): Remove.
9052         * config/m32c/m32c.h (TARGET_VERSION): Remove.
9053         * config/m32r/linux.h (LINUX_DEFAULT_ELF, TARGET_VERSION): Remove.
9054         * config/m32r/m32r.h (TARGET_VERSION): Remove.
9055         * config/m68k/linux.h (TARGET_VERSION): Remove.
9056         * config/m68k/m68k.h (TARGET_VERSION): Remove.
9057         * config/m68k/netbsd-elf.h (TARGET_VERSION): Remove.
9058         * config/m68k/uclinux.h (TARGET_VERSION): Remove.
9059         * config/mcore/mcore-elf.h (TARGET_VERSION): Remove.
9060         * config/mep/mep.h (TARGET_VERSION): Remove.
9061         * config/microblaze/microblaze.h (MICROBLAZE_VERSION,
9062         MACHINE_TYPE, TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove.
9063         * config/mips/iris6.h (MACHINE_TYPE): Remove.
9064         * config/mips/linux.h (TARGET_VERSION): Remove.
9065         * config/mips/netbsd.h (MACHINE_TYPE): Remove.
9066         * config/mips/vxworks.h (TARGET_VERSION): Remove.
9067         * config/mmix/mmix.h (TARGET_VERSION): Remove.
9068         * config/mn10300/linux.h (TARGET_VERSION): Remove.
9069         * config/mn10300/mn10300.h (TARGET_VERSION): Remove.
9070         * config/pa/pa.h (TARGET_VERSION): Remove.
9071         * config/pdp11/pdp11.h (TARGET_VERSION): Remove.
9072         * config/picochip/picochip.h (TARGET_VERSION): Remove.
9073         * config/rs6000/aix.h (TARGET_VERSION): Remove.
9074         * config/rs6000/darwin.h (TARGET_VERSION): Remove.
9075         * config/rs6000/darwin64.h (TARGET_VERSION): Remove.
9076         * config/rs6000/eabi.h (TARGET_VERSION): Remove.
9077         * config/rs6000/eabialtivec.h (TARGET_VERSION): Remove.
9078         * config/rs6000/eabisim.h (TARGET_VERSION): Remove.
9079         * config/rs6000/eabispe.h (TARGET_VERSION): Remove.
9080         * config/rs6000/freebsd.h (TARGET_VERSION): Remove.
9081         * config/rs6000/linux.h (TARGET_VERSION): Remove.
9082         * config/rs6000/linux64.h (TARGET_VERSION): Remove.
9083         * config/rs6000/linuxaltivec.h (TARGET_VERSION): Remove.
9084         * config/rs6000/linuxspe.h (TARGET_VERSION): Remove.
9085         * config/rs6000/lynx.h (TARGET_VERSION): Remove.
9086         * config/rs6000/netbsd.h (TARGET_VERSION): Remove.
9087         * config/rs6000/sysv4.h (TARGET_VERSION): Remove.
9088         * config/rs6000/vxworks.h (TARGET_VERSION): Remove.
9089         * config/s390/linux.h (TARGET_VERSION): Remove.
9090         * config/s390/s390.h (TARGET_VERSION): Remove.
9091         * config/s390/tpf.h (TARGET_VERSION): Remove.
9092         * config/score/score.h (TARGET_VERSION): Remove.
9093         * config/sh/linux.h (TARGET_VERSION): Remove.
9094         * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN,
9095         TARGET_VERSION_CPU, TARGET_VERSION): Remove.
9096         * config/sh/sh.h (TARGET_VERSION): Remove.
9097         * config/sh/sh64.h (TARGET_VERSION): Remove.
9098         * config/sh/superh.h (TARGET_VERSION): Remove.
9099         * config/sh/vxworks.h (TARGET_VERSION): Remove.
9100         * config/sparc/freebsd.h (TARGET_VERSION): Remove.
9101         * config/sparc/linux.h (TARGET_VERSION): Remove.
9102         * config/sparc/linux64.h (TARGET_VERSION): Remove.
9103         * config/sparc/netbsd-elf.h (TARGET_VERSION, TARGET_NAME64,
9104         TARGET_NAME32, TARGET_NAME): Remove.
9105         * config/sparc/openbsd64.h (TARGET_VERSION): Remove.
9106         * config/sparc/sp-elf.h (TARGET_VERSION): Remove.
9107         * config/sparc/sp64-elf.h (TARGET_VERSION): Remove.
9108         * config/sparc/sysv4.h (TARGET_VERSION): Remove.
9109         * config/sparc/vxworks.h (TARGET_VERSION): Remove.
9110         * config/spu/spu.h (TARGET_VERSION): Remove.
9111         * config/stormy16/stormy16.h (TARGET_VERSION): Remove.
9112         * config/v850/v850.h (TARGET_VERSION): Remove.
9113         * config/vax/linux.h (TARGET_VERSION): Remove.
9114         * config/vax/vax.h (TARGET_NAME, TARGET_VERSION): Remove.
9115         * config/xtensa/elf.h (TARGET_VERSION): Remove.
9116         * config/xtensa/linux.h (TARGET_VERSION): Remove.
9117
9118 2011-03-31  Eric Botcazou  <ebotcazou@adacore.com>
9119
9120         PR target/48142
9121         * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate
9122         frame-related from frame-unrelated adjustments to the stack pointer.
9123
9124 2011-03-31  Jakub Jelinek  <jakub@redhat.com>
9125
9126         * common.opt (fdebug-types-section): Move earlier.
9127         * doc/invoke.texi: Fix up -fno-debug-types-section documentation.
9128
9129 2011-03-31  Andreas Tobler  <andreast@fgznet.ch>
9130
9131         * config/rs6000/rs6000.c (rs6000_handle_option): Remove unused isel
9132         var.
9133
9134 2011-03-30  Nathan Froyd  <froydnj@codesourcery.com>
9135
9136         * tree.h (CASE_CHAIN): Define.
9137         * tree-cfg.c (edge_to_cases_cleanup, get_cases_for_edge): Use it.
9138         (gimple_redirect_edge_and_branch): Likewise.
9139
9140 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
9141
9142         PR middle-end/48367
9143         * ira-costs.c (find_costs_and_classes): Fix a typo in i_mem_cost
9144         calculation.
9145
9146 2011-03-30  Jeff Law  <law@redhat.com>
9147
9148         * PR bootstrap/48371
9149         * reload1.c (reload): Fix botch in last change.
9150
9151         * reload.h (struct reload): Fix typo introduced in last change.
9152
9153 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
9154
9155         * config/arm/arm.opt (mhard-float, msoft-float): Mark
9156         Undocumented.  Remove help text.
9157         * doc/invoke.texi (ARM Options): Don't document -msoft-float and
9158         -mhard-float.
9159
9160 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
9161
9162         * doc/options.texi (NegativeAlias): Document.
9163         (Alias): Mention NegativeAlias.
9164         * opt-functions.awk: Handle NegativeAlias.
9165         * optc-gen.awk: Disallow NegativeAlias with multiple Alias arguments.
9166         * opts-common.c (decode_cmdline_option): Handle CL_NEGATIVE_ALIAS.
9167         * opts.h (CL_NEGATIVE_ALIAS): Define.
9168         * config/rs6000/rs6000.c (rs6000_parse_yes_no_option): Remove.
9169         (rs6000_handle_option): Don't handle OPT_mvrsave_, OPT_misel_ and
9170         OPT_mspe_.
9171         * config/rs6000/rs6000.opt (mvrsave=, misel=, mspe=): Replace with
9172         Alias entries.
9173         * config/rs6000/t-spe (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
9174         mno-spe and mno-isel instead of mspe=no and -misel=no.
9175
9176 2011-03-29  Mark Wielaard  <mjw@redhat.com>
9177
9178         * common.opt (fdebug-types-section): New flag.
9179         * doc/invoke.texi: Document new -fno-debug-types-section flag.
9180         * dwarf2out.c (use_debug_types): New define.
9181         (struct die_struct): Mark die_id with GTY desc use_debug_types.
9182         (print_die): Guard output of type unit signatures using
9183         use_debug_types.
9184         (build_abbrev_table): Replace assert of dwarf_version >= 4
9185         with assert on use_debug_types.
9186         (size_of_die): Likewise.
9187         (unmark_dies): Likewise.
9188         (value_format): Decide AT_ref_external form on use_debug_types.
9189         (output_die): Replace dwarf_version version check guard with
9190         use_debug_types where appropriate.
9191         (modified_type_die): Likewise.
9192         (gen_reference_type_die): Likewise.
9193         (dwarf2out_start_source_file): Likewise.
9194         (dwarf2out_end_source_file): Likewise.
9195         (prune_unused_types_walk_attribs): Likewise.
9196         (dwarf2out_finish): Likewise.
9197
9198 2011-03-30  Vladimir Makarov  <vmakarov@redhat.com>
9199
9200         * ira-color.c (ira_assign_hard_reg): Use only one variable 'mode'.
9201
9202 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
9203
9204         PR rtl-optimization/48332
9205         * optabs.c (expand_binop_directly): Set xmodeN to the target-mandated
9206         mode of input operand N and modeN to its actual mode.
9207
9208 2011-03-30  Jeff Law  <law@redhat.com>
9209
9210         * reload.h (reg_equiv_constant): Move into new structure reg_equivs,
9211         define accessor macro.
9212         (reg_equiv_invariant, reg_equiv_memory_loc): Likewise.
9213         (reg_equiv_address, reg_equiv_mem, reg_equiv_alt_mem_list): Likewise.
9214         (reg_equiv_init): Likewise.
9215         (reg_equivs_size): New variable.
9216         (reg_equiv_init_size): Remove.
9217         (allocate_initial_values): Move prototype to here from....
9218         * integrate.h (allocate_initial_values): Remove prototype.
9219         * integrate.c: Include reload.h.
9220         (allocate_initial_values): Corresponding changes.
9221         * ira.c (find_reg_equiv_invariant_cost): Corresponding changes.
9222         (fix_reg_equiv_init, no_equiv): Corresponding changes.
9223         (update_equiv_regs): Corresponding changes.
9224         (ira): Corresponding changes.
9225         * reload.c (push_reg_equiv_alt_mem): Corresponding changes.
9226         (push_secondary_reload): Corresponding changes.
9227         (push_reload, find_reloads, find_reloads_toplev): Corresponding changes.
9228         (make_memloc, find_reloads_address): Corresponding changes.
9229         (subst_reg_equivs, subst_indexed_address): Corresponding changes.
9230         (find_reloads_address_1): Corresponding changes.
9231         (find_reloads_subreg_address, subst_reloads): Corresponding changes.
9232         (refers_to_regno_for_reload_p): Corresponding changes.
9233         (reg_overlap_mentioned_for_reload_p): Corresponding changes.
9234         (refers_to_mem_for_reload_p, find_equiv_reg): Corresponding changes.
9235         * reload1.c: Include ggc.h.
9236         (grow_reg_equivs): New function.
9237         (replace_pseudos_in, reload): Corresponding changes.
9238         (calculate_needs_all_insns, alter_regs): Corresponding changes.
9239         (eliminate_regs_1, elimination_effects): Corresponding changes.
9240         (emit_input_reload_insns, emit_output_reload_insns): Likewise.
9241         (delete_output_reload): Likewise.
9242         * caller-save.c (mark_referenced_regs): Corresponding changes.
9243         * alpha/alpha.c (resolve_reload_operand): Corresponding changes.
9244         * frv/predicates.md (frv_load_operand): Corresponding changes.
9245         * microblaze/microblaze.c (double_memory_operand): Corresponding
9246         changes.
9247         * avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Corresponding changes.
9248         * xtensa/xtensa.c (fixup_subreg_mem): Corresponding changes.
9249         * mn10300/mn10300.c (mn10300_secondary_reload): Corresponding changes.
9250         * m68k/m68k.c (emit_move_sequence): Corresponding changes.
9251         * arm/arm.c (arm_reload_in_hi, arm_reload_out_hi): Corresponding
9252         changes.
9253         * pa/pa.c (emit_move_sequence): Corresponding changes.
9254         * vax/vax.c (nonindexed_address_p): Corresponding changes.
9255
9256 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
9257
9258         PR target/47551
9259         * config/arm/arm.c (coproc_secondary_reload_class): Handle
9260         structure modes.  Don't check neon_vector_mem_operand for
9261         vector or structure modes.
9262
9263 2011-03-30  Richard Sandiford  <richard.sandiford@linaro.org>
9264             Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
9265
9266         PR target/43590
9267         * config/arm/neon.md (neon_vld3qa<mode>, neon_vld4qa<mode>): Remove
9268         operand 1 and reshuffle the operands to match.
9269         (neon_vld3<mode>, neon_vld4<mode>): Update accordingly.
9270
9271 2011-03-30  Christian Schüler  <cschueler@gmx.de>
9272
9273         PR driver/48208
9274         * config/c.opt (F): Added 'Driver' to -F option.
9275
9276         PR driver/48260
9277         * config/darwin-driver.c (darwin_driver_init): Add '-arch' to
9278           handler function.
9279         * config/darwin.opt: Added '-arch' option.
9280
9281 2011-03-30  Nick Clifton  <nickc@redhat.com>
9282
9283         * config/rx/rx.md: Add peepholes and patterns to combine
9284         extending loads and simple arithmetic instructions.
9285         * config/rx/rx.h (ADJUST_INSN_LENGTH): Define.
9286         * config/rx/rx-protos.h (rx_adjust_insn_length): Prototype.
9287         * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI
9288         modes to use pre-decrement and post-increment addressing.
9289         (rx_is_restricted_memory_address): Add range checking of REG+INT
9290         addresses.
9291         (rx_print_operand): Add support for %Q.  Fix handling of %Q.
9292         (rx_memory_move_cost): Adjust cost of stores.
9293         (rx_adjust_insn_length): New function.
9294
9295 2011-03-30  Jakub Jelinek  <jakub@redhat.com>
9296
9297         PR c/48305
9298         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
9299         arg10/arg11 in (X ^ Y) == (Z ^ W) are always fold converted to
9300         matching arg00/arg01 types.
9301
9302 2011-03-30  Eric Botcazou  <ebotcazou@adacore.com>
9303
9304         * cfglayout.c (insn_locators_alloc): Initialize curr_location and
9305         last_location to UNKNOWN_LOCATION.
9306
9307 2011-03-30  H.J. Lu  <hongjiu.lu@intel.com>
9308
9309         PR target/48349
9310         * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in
9311         FLOAT_SSE_REGS.
9312
9313 2011-03-30  Joseph Myers  <joseph@codesourcery.com>
9314             Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
9315
9316         PR bootstrap/48337
9317         * config/sparc/sparc.opt (sparc_cpu_and_features): Add
9318         Init(PROCESSOR_V7).
9319         (sparc_cpu): Likewise.
9320         * config/sparc/sparc.c (sparc_option_override): Replace 0 by
9321         PROCESSOR_V7.
9322
9323 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
9324
9325         PR target/48336
9326         PR middle-end/48342
9327         PR rtl-optimization/48345
9328         * ira-color.c (setup_conflict_profitable_regs): Exclude prohibited
9329         hard regs for given mode from profitable regs when doing secondary
9330         allocation.
9331
9332 2011-03-29  Jeff Law  <law@redhat.com>
9333
9334         PR bootstrap/48327
9335         * tree-ssa-threadupdate.c (struct redirection_data): Remove
9336         do_not_duplicate field.
9337         (lookup_redirection_data): Corresponding changes.
9338         (create_duplicates): Always create a template block.
9339         (redirect_edges): Remove code which reused the original block
9340         when it was going to become unreachable code.
9341         (thread_block): Don't set do_not_duplicate field.
9342
9343 2011-03-29  Joseph Myers  <joseph@codesourcery.com>
9344
9345         * lto-opts.c (register_user_option_p, lto_register_user_option):
9346         Make type argument unsigned.
9347         * lto-streamer.h (lto_register_user_option): Make type argument
9348         unsigned.
9349         * opth-gen.awk: Make CL_* macros unsigned.
9350         * opts-common.c (find_opt): Make lang_mask argument unsigned.
9351         * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER,
9352         CL_TARGET, CL_COMMON, CL_SEPARATE_NARGS_MASK, CL_SEPARATE_ALIAS,
9353         CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE, CL_DISABLED,
9354         CL_REPORT, CL_JOINED, CL_SEPARATE, CL_REJECT_NEGATIVE,
9355         CL_MISSING_OK, CL_UINTEGER, CL_UNDOCUMENTED): Make unsigned.
9356         (find_opt): Make lang_mask argument unsigned.
9357
9358 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
9359
9360         PR rtl-optimization/48331
9361         PR rtl-optimization/48334
9362         * ira-color.c (color_allocnos): Call setup_profitable_hard_regs
9363         for any used algorithm.
9364
9365 2011-03-29  Vladimir Makarov  <vmakarov@redhat.com>
9366
9367         * ira-conflicts.c (build_object_conflicts): Add unused attribute
9368         to parent_max.
9369
9370 2011-03-29  Uros Bizjak  <ubizjak@gmail.com>
9371
9372         * config/alpha/alpha.c (alpha_sr_alias_set): Don't define.
9373         (alpha_option_override): Don't set alpha_sr_alias_set.
9374         (emit_frame_store_1): Use gen_frame_mem rather than calling
9375         set_mem_alias_set.
9376         (alpha_expand_epilogue): Ditto.
9377
9378 2011-03-29  Ira Rosen  <ira.rosen@linaro.org>
9379
9380         PR tree-optimization/48290
9381         * tree-vect-loop.c (vect_analyze_loop_operations): In outer loop
9382         vectorization, check that relevant phis in the basic block after
9383         the inner loop are really inner loop's exit phis.
9384
9385 2011-03-29  Richard Sandiford  <richard.sandiford@linaro.org>
9386
9387         PR debug/48190
9388         * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced.
9389         (cached_dw_loc_list_def): New structure.
9390         (cached_dw_loc_list): New typedef.
9391         (cached_dw_loc_list_table): New variable.
9392         (cached_dw_loc_list_table_hash): New function.
9393         (cached_dw_loc_list_table_eq): Likewise.
9394         (add_location_or_const_value_attribute): Take a bool cache_p.
9395         Cache the list when the parameter is true.
9396         (gen_formal_parameter_die): Update caller.
9397         (gen_variable_die): Likewise.
9398         (dwarf2out_finish): Likewise.
9399         (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table
9400         while generating debug info for the decl.
9401         (dwarf2out_function_decl): Clear cached_dw_loc_list_table.
9402         (dwarf2out_init): Initialize cached_dw_loc_list_table.
9403         (resolve_addr): Cache the result of resolving a chain of
9404         location lists.
9405
9406 2011-03-28  Vladimir Makarov  <vmakarov@redhat.com>
9407
9408         * ira-color.c (update_left_conflict_sizes_p): Don't assume that
9409         conflict object hard regset nodes have intersecting hard reg sets.
9410
9411         * regmove.c (regmove_optimize): Move ira_set_pseudo_classes call
9412         after regstat_init_n_sets_and_refs.
9413
9414         * ira.c: Add more comments at the top.
9415         (setup_stack_reg_pressure_class, setup_pressure_classes):
9416         Add comments how we compute the register pressure classes.
9417         (setup_allocno_and_important_classes): Add more comments.
9418         (setup_class_translate_array, reorder_important_classes)
9419         (setup_reg_class_relations): Add comments.
9420
9421         * ira-emit.c: Add 2011 to the Copyright line.  Add comments at the
9422         start of the file.
9423
9424         * ira-color.c: Add 2011 to the Copyright line.
9425         (assign_hard_reg):  Add more comments.
9426         (improve_allocation): Ditto.
9427
9428         * ira-costs.c: Add 2011 to the Copyright line.
9429         (setup_cost_classes, setup_regno_cost_classes_by_aclass): Add more
9430         comments.
9431         (setup_regno_cost_classes_by_mode): Ditto.
9432
9433         Initial patches from ira-improv branch:
9434
9435         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
9436
9437         * ira-build.c (ira_create_object): Remove initialization of
9438         OBJECT_PROFITABLE_HARD_REGS.  Initialize OBJECT_ADD_DATA.
9439         (ira_create_allocno): Remove initialization of
9440         ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P,
9441         ALLOCNO_SOMEWHERE_RENAMED_P, ALLOCNO_CHILD_RENAMED_P,
9442         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
9443         ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO,
9444         ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO.
9445         Initialize ALLOCNO_ADD_DATA.
9446         (copy_info_to_removed_store_destinations): Use ALLOCNO_EMIT_DATA
9447         and allocno_emit_reg instead of ALLOCNO_MEM_OPTIMIZED_DEST_P and
9448         ALLOCNO_REG.
9449         (ira_flattening): Ditto.  Use ALLOCNO_EMIT_DATA instead of
9450         ALLOCNO_MEM_OPTIMIZED_DEST and ALLOCNO_SOMEWHERE_RENAMED_P.
9451
9452         * ira.c (ira_reallocate): Remove.
9453         (setup_pressure_classes): Call
9454         ira_init_register_move_cost_if_necessary.  Use
9455         ira_register_move_cost instead of ira_get_register_move_cost.
9456         (setup_allocno_assignment_flags): Use ALLOCNO_EMIT_DATA.
9457         (ira): Call ira_initiate_emit_data and ira_finish_emit_data.
9458
9459         * ira-color.c: Use ALLOCNO_COLOR_DATA instead of
9460         ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
9461         ALLOCNO_AVAILABLE_REGS_NUM, ALLOCNO_NEXT_BUCKET_ALLOCNO,
9462         ALLOCNO_PREV_BUCKET_ALLOCNO. ALLOCNO_TEMP. Use OBJECT_COLOR_DATA
9463         instead of OBJECT_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE,
9464         OBJECT_HARD_REGS_SUBNODES_START, OBJECT_HARD_REGS_SUBNODES_NUM.
9465         Fix formatting.
9466         (object_hard_regs_t, object_hard_regs_node_t): Move from ira-int.h.
9467         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
9468         (struct allocno_color_data): New.
9469         (allocno_color_data_t): New typedef.
9470         (allocno_color_data): New definition.
9471         (ALLOCNO_COLOR_DATA): New macro.
9472         (struct object_color_data): New.
9473         (object_color_data_t): New typedef.
9474         (object_color_data): New definition.
9475         (OBJECT_COLOR_DATA): New macro.
9476         (update_copy_costs, calculate_allocno_spill_cost): Call
9477         ira_init_register_move_cost_if_necessary.  Use
9478         ira_register_move_cost instead of ira_get_register_move_cost.
9479         (move_spill_restore, update_curr_costs): Ditto.
9480         (allocno_spill_priority): Make it inline.
9481         (color_pass): Allocate and free allocno_color_dat and object_color_data.
9482         (struct coalesce_data, coalesce_data_t): New.
9483         (allocno_coalesce_data): New definition.
9484         (ALLOCNO_COALESCE_DATA): New macro.
9485         (merge_allocnos, coalesced_allocno_conflict_p): Use
9486         ALLOCNO_COALESCED_DATA instead of ALLOCNO_FIRST_COALESCED_ALLOCNO,
9487         ALLOCNO_NEXT_COALESCED_ALLOCNO, ALLOCNO_TEMP.
9488         (coalesce_allocnos): Ditto.
9489         (setup_coalesced_allocno_costs_and_nums): Ditto.
9490         (collect_spilled_coalesced_allocnos): Ditto.
9491         (slot_coalesced_allocno_live_ranges_intersect_p): Ditto.
9492         (setup_slot_coalesced_allocno_live_ranges): Ditto.
9493         (coalesce_spill_slots): Ditto.
9494         (ira_sort_regnos_for_alter_reg): Ditto.  Allocate, initialize and
9495         free allocno_coalesce_data.
9496
9497         * ira-conflicts.c: Fix formatting.
9498         (process_regs_for_copy): Call
9499         ira_init_register_move_cost_if_necessary.  Use
9500         ira_register_move_cost instead of ira_get_register_move_cost.
9501         (build_object_conflicts): Optimize.
9502
9503         * ira-costs.c (record_reg_classes): Optimize.  Call
9504         ira_init_register_move_cost_if_necessary.  Use
9505         ira_register_move_cost, ira_may_move_in_cost, and
9506         ira_may_move_out_cost instead of ira_get_register_move_cost and
9507         ira_get_may_move_cost.
9508         (record_address_regs): Ditto.
9509         (scan_one_insn): Optimize.
9510         (find_costs_and_classes): Optimize.
9511         (process_bb_node_for_hard_reg_moves): Call
9512         ira_init_register_move_cost_if_necessary.  Use
9513         ira_register_move_cost instead of ira_get_register_move_cost.
9514
9515         * ira-emit.c: Use allocno_emit_reg, ALLOCNO_EMIT_DATA instead of
9516         ALLOCNO_REG, ALLOCNO_CHILD_RENAMED_P, ALLOCNO_MEM_OPTIMIZED_DEST,
9517         ALLOCNO_MEM_OPTIMIZED_DEST_P, and ALLOCNO_SOMEWHERE_RENAMED_P.
9518         (ira_allocno_emit_data, void_p, new_allocno_emit_data_vec): New
9519         definitions.
9520         (ira_initiate_emit_data, ira_finish_emit_data)
9521         (create_new_allocno): New functions.
9522         (modify_move_list): Call create_new_alloc instead of ira_create_allocno.
9523         (emit_move_list): Call ira_init_register_move_cost_if_necessary.
9524         Use ira_register_move_cost instead of ira_get_register_move_cost.
9525
9526         * ira-int.h: Fix some comments.
9527         (object_hard_regs_t, object_hard_regs_node_t): Move to ira-color.c.
9528         (struct object_hard_regs, struct object_hard_regs_node): Ditto.
9529         (struct ira_object): Remove profitable_hard_regs, hard_regs_node,
9530         hard_regs_subnodes_start, hard_regs_subnodes_num.  Add new member
9531         add_data.
9532         (struct ira_allocno): Make mode and aclass a bitfield.  Move other
9533         bitfield after mode.  Make hard_regno a short int.  Make
9534         hard_regno short.  Remove first_coalesced_allocno and
9535         next_coalesced_allocno.  Move mem_optimized_dest_p,
9536         somewhere_renamed_p, child_renamed_p, reg, and mem_optimized_dest
9537         into struct ira_emit_data.  Remove in_graph_p, may_be_spilled_p,
9538         available_regs_num, next_bucket_allocno, prev_bucket_allocno,
9539         temp, colorable_p.  Add new member add_data.
9540         (ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P): Remove.
9541         (ALLOCNO_COLORABLE_P, ALLOCNO_AVAILABLE_REGS_NUM): Remove.
9542         (ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO): Remove.
9543         (ALLOCNO_TEMP, ALLOCNO_FIRST_COALESCED_ALLOCNO): Remove.
9544         (ALLOCNO_NEXT_COALESCED_ALLOCNO): Remove.
9545         (ALLOCNO_ADD_DATA): New macro.
9546         (ira_emit_data_t): New typedef.
9547         (struct ira_emit_data): New.  Move mem_optimized_dest_p,
9548         somewhere_renamed_p, child_renamed_p, reg, mem_optimized_dest
9549         from struct ira_allocno.
9550         (ALLOCNO_EMIT_DATA): New macro.
9551         (ira_allocno_emit_data, allocno_emit_reg): New.
9552         (ALLOCNO_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE): Remove.
9553         (OBJECT_HARD_REGS_SUBNODES_STAR, OBJECT_HARD_REGS_SUBNODES_NUM): Remove.
9554         (OBJECT_ADD_DATA): New macro.
9555         (ira_reallocate): Remove.
9556         (ira_initiate_emit_data, ira_finish_emit_data): New.
9557         (ira_get_register_move_cost, ira_get_may_move_cost): Remove.
9558         (ira_init_register_move_cost_if_necessary): New.
9559         (ira_object_conflict_iter_next): Merge into
9560         ira_object_conflict_iter_cond.
9561         (FOR_EACH_OBJECT_CONFLICT): Don't use ira_object_conflict_iter_next.
9562
9563         * ira-live.c (process_single_reg_class_operands): Call
9564         ira_init_register_move_cost_if_necessary.  Use
9565         ira_register_move_cost instead of ira_get_register_move_cost.
9566
9567         2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>
9568
9569         * ira-int.h (struct target_ira_int): Remove x_cost_classes.
9570
9571         * ira-costs.c: Fix formatting.
9572         (cost_classes, cost_classes_num): Remove.
9573         (struct cost_classes, cost_classes_t, const_cost_classes_t): New.
9574         (regno_cost_classes, cost_classes_hash, cost_classes_eq): New.
9575         (cost_classes_del, cost_classes_htab): New.
9576         (cost_classes_aclass_cache, cost_classes_mode_cache): New.
9577         (initiate_regno_cost_classes, setup_cost_classes): New.
9578         (setup_regno_cost_classes_by_aclass): New.
9579         (setup_regno_cost_classes_by_mode, finish_regno_cost_classes): New.
9580         (record_reg_classes): Use regno_cost_classes instead of
9581         cost_classes.  Move checking opposite operand up.
9582         (record_address_regs): Use regno_cost_classes
9583         instead of cost_classes.
9584         (scan_one_insn): Ditto.  Use always general register.
9585         (print_allocno_costs): Use regno_cost_classes instead of
9586         cost_classes.
9587         (print_pseudo_costs): Ditto.  Use Reg_N_REFS.
9588         (find_costs_and_classes): Set up cost classes for each registers.
9589         Use also their mode for this.  Use regno_cost_classes instead of
9590         cost_classes.
9591         (setup_allocno_class_and_costs): Use regno_cost_classes instead of
9592         cost_classes.
9593         (free_ira_costs, ira_init_costs): Don't use cost_classes.
9594         (ira_costs, ira_set_pseudo_classes): Call
9595         initiate_regno_cost_classes and finish_regno_cost_classes.
9596
9597         2010-10-04  Vladimir Makarov  <vmakarov@redhat.com>
9598
9599         * target-def.h (TARGET_IRA_COVER_CLASSES): Remove.
9600
9601         * target.def (ira_cover_classes): Remove.
9602
9603         * doc/tm.texi: Remove TARGET_IRA_COVER_CLASSES and IRA_COVER_CLASSES.
9604
9605         * doc/tm.texi.in: Ditto.
9606
9607         * ira-conflicts.c: Remove mentioning cover classes from the file.
9608         Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Use
9609         ALLOCNO_COVER_CLASS_COST instead of ALLOCNO_CLASS_COST.  Fix formatting.
9610
9611         * targhooks.c (default_ira_cover_classes): Remove.
9612
9613         * targhooks.h (default_ira_cover_classes): Ditto.
9614
9615         * haifa-sched.c: Remove mentioning cover classes from the file.
9616         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
9617         ira_pressure_classes and ira_pressure_classes_num instead of
9618         ira_reg_class_cover_size and ira_reg_class_cover.  Use
9619         sched_regno_pressure_class instead of sched_regno_cover_class.
9620         (mark_regno_birth_or_death, setup_insn_reg_pressure_info): Use
9621         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
9622
9623         * ira-int.h: Add 2010 to Copyright.  Remove mentioning cover
9624         classes from the file.
9625         (object_hard_regs_t, object_hard_regs_node_t): New typedefs.
9626         (struct object_hard_regs, struct object_hard_regs_node): New.
9627         (struct ira_object): New members profitable_hard_regs,
9628         hard_regs_node, hard_regs_subnodes_start, hard_regs_subnodes_num.
9629         (struct ira_allocno): Rename cover_class to aclass.  Rename
9630         cover_class_cost and updated_cover_class_cost to class_cost and
9631         updated_class_cost.  Remove splay_removed_p and
9632         left_conflict_size.  Add new members colorable_p.
9633         (ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICTS_SIZE): Remove.
9634         (ALLOCNO_COLORABLE_P): New macro.
9635         (ALLOCNO_COVER_CLASS): Rename to ALLOCNO_CLASS.
9636         (ALLOCNO_COVER_CLASS_COST, ALLOCNO_UPDATED_COVER_CLASS_COST):
9637         Rename to ALLOCNO_CLASS_COST and ALLOCNO_UPDATED__CLASS_COST.
9638         (OBJECT_...): Rename parameter C to O.
9639         (OBJECT_PROFITABLE_HARD_REGS): New macro.
9640         (OBJECT_HARD_REGS_NODE, OBJECT_HARD_REGS_SUBNODES_START)
9641         (OBJECT_HARD_REGS_SUBNODES_NUM): New macros.
9642         (struct target_ira_int): New members x_ira_max_memory_move_cost,
9643         x_ira_max_register_move_cost, x_ira_max_may_move_in_cost,
9644         x_ira_max_may_move_out_cost, x_ira_reg_allocno_class_p,
9645         x_ira_reg_pressure_class_p, x_ira_important_class_nums,
9646         x_ira_reg_class_superunion.  Rename x_prohibited_class_mode_reg to
9647         x_ira_prohibited_class_mode_reg.  Rename x_ira_reg_class_union to
9648         x_ira_reg_class_subunion.
9649         (ira_max_memory_move_cost, ira_max_register_move_cost)
9650         (ira_max_may_move_in_cost, ira_max_may_move_out_cost)
9651         (ira_reg_allocno_class_p, ira_reg_pressure_class_p)
9652         (ira_important_class_nums, ira_reg_class_superunion): New macros.
9653         (prohibited_class_mode_regs): Rename to ira_prohibited_class_mode_regs.
9654         (ira_reg_class_union): Rename to ira_reg_class_subunion.
9655         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
9656         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
9657         (ira_tune_allocno_costs_and_cover_classes): Rename to
9658         ira_tune_allocno_costs.
9659         (ira_debug_hard_regs_forest): New.
9660         (ira_object_conflict_iter_init, ira_object_conflict_iter_cond)
9661         (ira_object_conflict_iter_next): Fix comments.
9662         (ira_hard_reg_set_intersection_p, hard_reg_set_size): New functions.
9663         (ira_allocate_and_set_costs, ira_allocate_and_copy_costs): Rename
9664         cover_class to aclass.
9665         (ira_allocate_and_accumulate_costs): Ditto.
9666         (ira_allocate_and_set_or_copy_costs): Ditto.
9667
9668         * opts.c (decode_options): Remove ira_cover_class check.
9669
9670         * ira-color.c: Remove mentioning cover classes from the file.  Use
9671         ALLOCNO_CLASS, ALLOCNO_CLASS_COST, and ALLOCNO_UPDATED_CLASS_COST
9672         instead of ALLOCNO_COVER_CLASS, ALLOCNO_COVER_CLASS_COST, and
9673         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
9674         (splay-tree.h): Remove include.
9675         (allocno_coalesced_p, processed_coalesced_allocno_bitmap): Move
9676         before copy_freq_compare_func.
9677         (allocnos_for_spilling, removed_splay_allocno_vec): Remove.
9678         (object_hard_regs_vec, object_hard_regs_htab, node_check_tick):
9679         New definitions.
9680         (hard_regs_roots, hard_regs_node_vec): Ditto.
9681         (object_hard_regs_hash, object_hard_regs_eq, find_hard_regs): Ditto.
9682         (insert_hard_regs, init_object_hard_regs, add_object_hard_regs): Ditto.
9683         (finish_object_hard_regs, object_hard_regs_compare): Ditto.
9684         (create_new_object_hard_regs_node): Ditto.
9685         (add_new_object_hard_regs_node_to_forest): Ditto.
9686         (add_object_hard_regs_to_forest, collect_object_hard_regs_cover): Ditto.
9687         (setup_object_hard_regs_nodes_parent, first_common_ancestor_node):
9688         Ditto.
9689         (print_hard_reg_set, print_hard_regs_subforest): Ditto.
9690         (print_hard_regs_forest, ira_debug_hard_regs_forest): Ditto.
9691         (remove_unused_object_hard_regs_nodes): Ditto.
9692         (enumerate_object_hard_regs_nodes): Ditto.
9693         (object_hard_regs_nodes_num, object_hard_regs_nodes): Ditto.
9694         (object_hard_regs_subnode_t): Ditto.
9695         (struct object_hard_regs_subnode): Ditto.
9696         (object_hard_regs_subnodes, object_hard_regs_subnode_index): Ditto.
9697         (setup_object_hard_regs_subnode_index): Ditto.
9698         (get_object_hard_regs_subnodes_num): Ditto.
9699         (form_object_hard_regs_nodes_forest): Ditto.
9700         (finish_object_hard_regs_nodes_tree): Ditto.
9701         (finish_object_hard_regs_nodes_forest): Ditto.
9702         (allocnos_have_intersected_live_ranges_p): Rename to
9703         allocnos_conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
9704         (pseudos_have_intersected_live_ranges_p): Rename to
9705         conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
9706         (setup_left_conflict_sizes_p, update_left_conflict_sizes_p): Ditto.
9707         (empty_profitable_hard_regs, setup_profitable_hard_regs): Ditto.
9708         (update_copy_costs): Remove assert.  Skip cost update if the hard
9709         reg does not belong the class.
9710         (assign_hard_reg): Process only profitable hard regs.
9711         (uncolorable_allocnos_num): Make it scalar.
9712         (allocno_spill_priority): Use ALLOCNO_EXCESS_PRESSURE_POINTS_NUM
9713         and ira_reg_class_max_nregs instead of ALLOCNO_LEFT_CONFLICTS_SIZE
9714         and ira_reg_class_max_nregs.
9715         (bucket_allocno_compare_func): Check frequency first.
9716         (sort_bucket): Add compare function as a parameter.
9717         (add_allocno_to_ordered_bucket): Assume no coalesced allocnos.
9718         (uncolorable_allocnos_splay_tree, USE_SPLAY_P): Remove.
9719         (push_allocno_to_stack): Rewrite for checking new allocno
9720         colorability.
9721         (remove_allocno_from_bucket_and_push): Print cost too.  Remove assert.
9722         (push_only_colorable): Pass new parameter to sort_bucket.
9723         (push_allocno_to_spill): Remove.
9724         (allocno_spill_priority_compare): Make it inline and rewrite.
9725         (splay_tree_allocate, splay_tree_free): Remove.
9726         (allocno_spill_sort_compare): New function.
9727         (push_allocnos_to_stack): Sort allocnos for spilling once.  Don't
9728         build and use splay tree.  Choose first allocno in uncolorable
9729         allocno bucket to spill.  Remove setting spill cost.
9730         (all_conflicting_hard_regs): Remove.
9731         (setup_allocno_available_regs_num): Check only profitable hard
9732         regs.  Print info about hard regs nodes.
9733         (setup_allocno_left_conflicts_size): Remove.
9734         (put_allocno_into_bucket): Don't call
9735         setup_allocno_left_conflicts_size.  Use setup_left_conflict_sizes_p.
9736         (improve_allocation): New.
9737         (color_allocnos): Call setup_profitable_hard_regs,
9738         form_object_hard_regs_nodes_forest, improve_allocation,
9739         finish_object_hard_regs_nodes_forest.  Setup spill cost.
9740         (print_loop_title): Use pressure classes.
9741         (color_allocnso): Ditto.
9742         (do_coloring): Remove allocation and freeing splay_tree_node_pool
9743         and allocnos_for_spilling.
9744         (ira_sort_regnos_for_alter_reg): Don't setup members
9745         {first,next}_coalesced_allocno.
9746         (color): Remove allocating and freeing removed_splay_allocno_vec.
9747         (fast_allocation): Use ira_prohibited_class_mode_regs instead of
9748         prohibited_class_mode_regs.
9749
9750         * ira-lives.c: Remove mentioning cover classes from the file.  Fix
9751         formatting.
9752         (update_allocno_pressure_excess_length): Use pressure classes.
9753         (inc_register_pressure, dec_register_pressure): Check for pressure
9754         class.
9755         (mark_pseudo_regno_live, mark_pseudo_regno_subword_live): Use
9756         pressure class.  Use ira_reg_class_nregs instead of
9757         ira_reg_class_max_nregs.
9758         (mark_pseudo_regno_dead, mark_pseudo_regno_subword_dead): Ditto.
9759         (mark_hard_reg_live, mark_hard_reg_dead): Use pressure class.
9760         (single_reg_class): Use ira_reg_class_nregs instead of
9761         ira_reg_class_max_nregs.
9762         (process_bb_node_lives): Use pressure classes.
9763
9764         * ira-emit.c: Remove mentioning cover classes from the file.  Use
9765         ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Fix formatting.
9766         (change_loop): Use pressure classes.
9767         (modify_move_list): Call ira_set_allocno_class instead of
9768         ira_set_allocno_cover_class.
9769
9770         * ira-build.c: Remove mentioning cover classes from the file.  Use
9771         ALLOCNO_CLASS and ALLOCNO_CLASS_COST instead of
9772         ALLOCNO_COVER_CLASS and ALLOCNO_COVER_CLASS_COST.  Use
9773         ALLOCNO_UPDATED_CLASS_COST instead of
9774         ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
9775         (ira_create_object): Initiate OBJECT_PROFITABLE_HARD_REGS.
9776         (ira_create_allocno): Remove initialization of
9777         ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICT_SIZE.  Initialize
9778         ALLOCNO_COLORABLE_P.
9779         (ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
9780         Update conflict regs for the objects.
9781         (create_cap_allocno): Remove assert.  Don't propagate
9782         ALLOCNO_AVAILABLE_REGS_NUM.
9783         (ira_free_allocno_costs): New function.
9784         (finish_allocno): Change a part of code into call of
9785         ira_free_allocno_costs.
9786         (low_pressure_loop_node_p): Use pressure classes.
9787         (object_range_compare_func): Don't compare classes.
9788         (setup_min_max_conflict_allocno_ids): Ditto.
9789
9790         * loop-invariant.c: Remove mentioning cover classes from the file.
9791         Use ira_pressure_classes and ira_pressure_classes_num instead of
9792         ira_reg_class_cover_size and ira_reg_class_cover.  Fix formatting.
9793         (get_cover_class_and_nregs): Rename to get_cover_pressure_and_nregs.
9794         Use ira_reg_class_max_nregs instead of ira_reg_class_nregs.
9795         Use reg_allocno_class instead of reg_cover_class.
9796         (get_inv_cost): Use instead ira_stack_reg_pressure_class of
9797         STACK_REG_COVER_CLASS.
9798         (get_regno_cover_class): Rename to get_regno_pressure_class.
9799         (move_loop_invariants): Initialize and finalize regstat.
9800
9801         * ira.c: Remove mentioning cover classes from the file.  Add
9802         comments about coloring without cover classes.  Use ALLOCNO_CLASS
9803         instead of ALLOCNO_COVER_CLASS.  Fix formatting.
9804         (alloc_reg_class_subclasses, setup_reg_subclasses): Move it before
9805         setup_class_subset_and_memory_move_costs.
9806         (setup_stack_reg_pressure_class, setup_pressure_classes): New.
9807         (setup_cover_and_important_classes): Rename to
9808         setup_allocno_and_important_classes.
9809         (setup_class_translate_array): New.
9810         (setup_class_translate): Call it for allocno and pressure classes.
9811         (cover_class_order): Rename to allocno_class_order.
9812         (comp_reg_classes_func): Use ira_allocno_class_translate instead
9813         of ira_class_translate.
9814         (reorder_important_classes): Set up ira_important_class_nums.
9815         (setup_reg_class_relations): Set up ira_reg_class_superunion.
9816         (print_class_cover): Rename to print_classes.  Add parameter.
9817         (ira_debug_class_cover): Rename to ira_debug_allocno_classes.
9818         Print pressure classes too.
9819         (find_reg_class_closure): Rename to find_reg_classes.  Don't call
9820         setup_reg_subclasses.
9821         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
9822         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
9823         (setup_prohibited_class_mode_regs): Use
9824         ira_prohibited_class_mode_regs instead of prohibited_class_mode_regs.
9825         (clarify_prohibited_class_mode_regs): New function.
9826         (ira_init_register_move_cost): Set up ira_max_register_move_cost,
9827         ira_max_may_move_in_cost, and ira_max_may_move_out_cost.
9828         (ira_init_once): Initialize them.
9829         (free_register_move_costs): Process them.
9830         (ira_init): Move calls of find_reg_classes and
9831         setup_hard_regno_aclass after setup_prohibited_class_mode_regs.
9832         Call clarify_prohibited_class_mode_regs.
9833         (ira_no_alloc_reg): Remove.
9834         (too_high_register_pressure_p): Use pressure classes.
9835
9836         * sched-deps.c: Remove mentioning cover classes from the file.
9837         Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
9838         ira_pressure_classes and ira_pressure_classes_num instead of
9839         ira_reg_class_cover_size and ira_reg_class_cover.
9840         (mark_insn_hard_regno_birth, mark_hard_regno_death): Use
9841         sched_regno_pressure_class instead of sched_regno_cover_class.
9842         (mark_insn_pseudo_birth, mark_pseudo_death): Ditto.  Use
9843         ira_reg_class_max_nregs instead of ira_reg_class_nregs.
9844
9845         * ira.h: Add 2010 to Copyright.
9846         (ira_no_alloc_reg): Remove external.
9847         (struct target_ira): Rename x_ira_hard_regno_cover_class,
9848         x_ira_reg_class_cover_size, x_ira_reg_class_cover, and
9849         x_ira_class_translate to x_ira_hard_regno_allocno_class,
9850         x_ira_allocno_classes_num, x_ira_allocno_classes, and
9851         x_ira_allocno_class_translate.  Add x_ira_pressure_classes_num,
9852         x_ira_pressure_classes, x_ira_pressure_class_translate, and
9853         x_ira_stack_reg_pressure_class.  Rename x_ira_reg_class_nregs to
9854         x_ira_reg_class_max_nregs.  Add x_ira_reg_class_min_nregs and
9855         x_ira_no_alloc_regs.
9856         (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class.
9857         (ira_reg_class_cover_size, ira_reg_class_cover): Rename to
9858         ira_allocno_classes_num and ira_allocno_classes.
9859         (ira_class_translate): Rename to ira_allocno_class_translate.
9860         (ira_pressure_classes_num, ira_pressure_classes): New definitions.
9861         (ira_pressure_class_translate, ira_stack_reg_pressure_class): Ditto.
9862         (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
9863         (ira_reg_class_min_nregs, ira_stack_reg_pressure_class): New
9864         (ira_no_alloc_regs): New.
9865
9866         * ira-costs.c: Add 2010 to Copyright.  Remove mentioning cover
9867         classes from the file.  Use ALLOCNO_CLASS instead of
9868         ALLOCNO_COVER_CLASS.  Use ALLOCNO_CLASS_COST instead of
9869         ALLOCNO_COVER_CLASS_COST.
9870         (regno_cover_class): Rename to regno_aclass.
9871         (record_reg_classes): Use ira_reg_class_subunion instead of
9872         ira_reg_class_union.
9873         (record_address_regs): Check overflow.
9874         (scan_one_insn): Ditto.
9875         (print_allocno_costs): Print total mem cost fore regional allocation.
9876         (print_pseudo_costs): Use REG_N_REFS.
9877         (find_costs_and_classes): Use classes intersected with them on the
9878         1st pass. Check overflow.  Use ira_reg_class_subunion instead of
9879         ira_reg_class_union.  Use ira_allocno_class_translate and
9880         regno_aclass instead of ira_class_translate and regno_cover_class.
9881         Modify code for finding regno_aclass.  Setup preferred classes for
9882         the next pass.
9883         (setup_allocno_cover_class_and_costs): Rename to
9884         setup_allocno_class_and_costs.  Use regno_aclass instead of
9885         regno_cover_class.  Use ira_set_allocno_class instead of
9886         ira_set_allocno_cover_class.
9887         (init_costs, finish_costs): Use regno_aclass instead of
9888         regno_cover_class.
9889         (ira_costs): Use setup_allocno_class_and_costs instead of
9890         setup_allocno_cover_class_and_costs.
9891         (ira_tune_allocno_costs_and_cover_classes): Rename to
9892         ira_tune_allocno_costs.  Check overflow.  Skip conflict hard regs
9893         by processing objects.  Use ira_reg_class_max_nregs instead of
9894         ira_reg_class_nregs.
9895
9896         * rtl.h (reg_cover_class): Rename to reg_allocno_class.
9897
9898         * sched-int.h: Remove mentioning cover classes from the file.
9899         (sched_regno_cover_class): Rename to sched_regno_pressure_class.
9900
9901         * reginfo.c: Add 2010 to Copyright.  Remove mentioning cover
9902         classes from the file.
9903         (struct reg_pref): Rename coverclass into allocnoclass.
9904         (reg_cover_class): Rename to reg_allocno_class.
9905
9906         * Makefile.in (ira-color.o): Remove SPLAY_TREE_H from dependencies.
9907
9908         * config/alpha/alpha.h (IRA_COVER_CLASSES): Remove.
9909
9910         * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
9911
9912         * config/avr/avr.h (IRA_COVER_CLASSES): Ditto.
9913
9914         * config/bfin/bfin.h (IRA_COVER_CLASSES): Ditto.
9915
9916         * config/cris/cris.h (IRA_COVER_CLASSES): Ditto.
9917
9918         * config/fr30/fr30.h (IRA_COVER_CLASSES): Ditto.
9919
9920         * config/frv/frv.h (IRA_COVER_CLASSES): Ditto.
9921
9922         * config/h8300/h8300.h (IRA_COVER_CLASSES): Ditto.
9923
9924         * config/i386/i386.h (STACK_REG_COVER_CLASS): Ditto.
9925
9926         * config/i386/i386.c (TARGET_IRA_COVER_CLASSES)
9927         (i386_ira_cover_classes): Ditto.
9928
9929         * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
9930
9931         * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Ditto.
9932
9933         * config/m32r/m32r.h (IRA_COVER_CLASSES): Ditto.
9934
9935         * config/m68k/m68k.h (IRA_COVER_CLASSES): Ditto.
9936
9937         * config/mcore/mcore.h (IRA_COVER_CLASSES): Ditto.
9938
9939         * config/mep/mep.h (IRA_COVER_CLASSES): Ditto.
9940
9941         * config/mips/mips.c (TARGET_IRA_COVER_CLASSES)
9942         (mips_ira_cover_classes): Ditto.
9943
9944         * config/mn10300/mn10300.h (IRA_COVER_CLASSES): Ditto.
9945
9946         * config/moxie/moxie.h (IRA_COVER_CLASSES): Ditto.
9947
9948         * config/pa/pa64-regs.h (IRA_COVER_CLASSES): Ditto.
9949
9950         * config/pa/pa32-regs.h (IRA_COVER_CLASSES): Ditto.
9951
9952         * config/picochip/picochip.h (IRA_COVER_CLASSES): Ditto.
9953
9954         * config/rs6000/rs6000.h (IRA_COVER_CLASSES_PRE_VSX)
9955         (IRA_COVER_CLASSES_VSX): Ditto.
9956
9957         * config/rs6000/rs6000.c (TARGET_IRA_COVER_CLASSES)
9958         (rs6000_ira_cover_classes): Ditto.
9959
9960         * config/rx/rx.h (IRA_COVER_CLASSES): Ditto.
9961
9962         * config/s390/s390.h (IRA_COVER_CLASSES): Ditto.
9963
9964         * config/score/score.h (IRA_COVER_CLASSES): Ditto.
9965
9966         * config/sh/sh.h (IRA_COVER_CLASSES): Ditto.
9967
9968         * config/sparc/sparc.h (IRA_COVER_CLASSES): Ditto.
9969
9970         * config/spu/spu.h (IRA_COVER_CLASSES): Ditto.
9971
9972         * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Ditto.
9973
9974         * config/v850/v850.h (IRA_COVER_CLASSES): Ditto.
9975
9976         * config/vax/vax.h (IRA_COVER_CLASSES): Ditto.
9977
9978         * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Ditto.
9979
9980 2011-03-29  Jakub Jelinek  <jakub@redhat.com>
9981
9982         PR debug/48253
9983         * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label,
9984         dw_fde_hot_section_end_label, dw_fde_unlikely_section_label,
9985         dw_fde_unlikely_section_end_label, cold_in_std_section,
9986         dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields.
9987         Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section
9988         fields.
9989         (output_fde): Use dw_fde_second_{begin,end} if second is
9990         true, otherwise dw_fde_{begin,end}.
9991         (output_call_frame_info): Test dw_fde_second_begin != NULL
9992         instead of dw_fde_switched_sections.
9993         (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct
9994         fields, initialize new fields.  Initialize in_std_section
9995         unconditionally from the first partition.
9996         (dwarf2out_end_epilogue): Don't override dw_fde_end when
9997         dw_fde_second_begin is non-NULL.
9998         (dwarf2out_switch_text_section): Stop initializing removed
9999         dw_fde_struct fields, initialize new fields, initialize
10000         also dw_fde_end here.  Set dw_fde_switch_cfi even when
10001         dwarf2out_do_cfi_asm ().  Call var_location_switch_text_section.
10002         (struct var_loc_list_def): Add last_before_switch field.
10003         (arange_table, arange_table_allocated, arange_table_in_use,
10004         ARANGE_TABLE_INCREMENT, add_arange): Removed.
10005         (size_of_aranges): Count !in_std_section and !second_in_std_section
10006         hunks in fdes, instead of looking at arange_table_in_use.
10007         (output_aranges): Add aranges_length argument, don't call
10008         size_of_aranges here.  Instead of using aranges_table*
10009         emit ranges for fdes when !in_std_section resp.
10010         !second_in_std_section.
10011         (dw_loc_list): Break ranges crossing section switch.
10012         (convert_cfa_to_fb_loc_list): Likewise.  If switched sections,
10013         use dw_fde_second_end instead of dw_fde_end as end of last range.
10014         (gen_subprogram_die): Don't call add_arange.  Use
10015         dw_fde_{begin,end} for first partition and if switched
10016         section dw_fde_second_{begin,end} for the second.
10017         (var_location_switch_text_section_1,
10018         var_location_switch_text_section): New functions.
10019         (dwarf2out_begin_function): Initialize cold_text_section even
10020         when function_section () isn't text_section.
10021         (prune_unused_types): Don't walk arange_table.
10022         (dwarf2out_finish): Don't needlessly test
10023         flag_reorder_blocks_and_partition when testing cold_text_section_used.
10024         If info_section_emitted, call size_of_aranges and if it indicates
10025         non-empty .debug_aranges, call output_aranges with the computed
10026         size.  Stop using removed dw_fde_struct fields, use
10027         dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end}
10028         for second.
10029
10030         PR debug/48203
10031         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Only
10032         create ENTRY_VALUE if incoming or address of incoming's MEM
10033         is a hard REG.
10034         * dwarf2out.c (mem_loc_descriptor): Don't emit
10035         DW_OP_GNU_entry_value of DW_OP_fbreg.
10036         * var-tracking.c (vt_add_function_parameter): Ensure cselib_lookup
10037         on ENTRY_VALUE is able to find the canonical parameter VALUE.
10038         * cselib.c (rtx_equal_for_cselib_1) <case ENTRY_VALUE>: Use
10039         rtx_equal_p instead of rtx_equal_for_cselib_1 to compare
10040         ENTRY_VALUE_EXPs.
10041         (cselib_hash_rtx) <case ENTRY_VALUE>: If ENTRY_VALUE_EXP
10042         is a REG_P or MEM_P with REG_P address, compute hash directly
10043         instead of calling cselib_hash_rtx on ENTRY_VALUE_EXP.
10044         (preserve_only_constants): Don't clear VALUES forwaring
10045         ENTRY_VALUE to some other VALUE.
10046
10047 2011-03-28  Richard Sandiford  <richard.sandiford@linaro.org>
10048
10049         * builtins.c (expand_builtin_memset_args): Use gen_int_mode
10050         instead of GEN_INT.
10051
10052 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
10053
10054         * cfgexpand.c (expand_gimple_cond): Always set the source location and
10055         block before expanding the statement.
10056         (expand_gimple_stmt_1): Likewise.  Set them here...
10057         (expand_gimple_stmt): ...and not here.  Tidy.
10058         * cfglayout.c (curr_insn_locator): Return 0 if the current location is
10059         unknown.
10060
10061 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
10062
10063         * Makefile.in: New rule for cprop.o.
10064         * gcse.c: Move constant/copy propagation to cprop.c.
10065         (compute_local_properties): Only handle expression tables.
10066         (hash_scan_set, compute_hash_table_work, alloc_hash_table,): Likewise.
10067         (one_pre_gcse_pass, one_code_hoisting_pass): Likewise.
10068         (hash_set, insert_set_in_table, gcse_constant_p, lookup_set,
10069         next_set, reset_opr_set_tables, oprs_not_set_p, mark_call, mark_set,
10070         mark_clobber, mark_oprs_set, alloc_cprop_mem, free_cprop_mem,
10071         compute_cprop_data, find_used_regs, try_replace_reg,
10072         find_avail_set, cprop_jump, constprop_register, cprop_insn,
10073         local_cprop_find_used_regs, do_local_cprop, local_cprop_pass,
10074         fis_get_condition, implicit_set_cond_p, find_implicit_sets,
10075         find_bypass_set, reg_killed_on_edge, bypass_block,
10076         bypass_conditional_jumps, one_cprop_pass, gate_rtl_cprop,
10077         execute_rtl_cprop, pass_rtl_cprop): Move to...
10078         * cprop.c: ...here.  New file, constant/copy propagation for RTL
10079         moved from gcse.c to here with minor cleanups in duplicated code.
10080
10081 2011-03-28  H.J. Lu  <hongjiu.lu@intel.com>
10082
10083         * config/i386/i386.c (flag_opts): Fix a typo in
10084         -mavx256-split-unaligned-store.
10085
10086 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
10087
10088         * config/h8300/h8300.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
10089         LIBCALL_VALUE): Remove macros.
10090         * config/h8300/h8300.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
10091         TARGET_FUNCTION_VALUE_REGNO_P): Define.
10092         (h8300_function_value, h8300_libcall_value,
10093         h8300_function_value_regno_p): New functions.
10094
10095 2011-03-28  Anatoly Sokolov  <aesok@post.ru>
10096
10097         * config/h8300/h8300.h (ASM_OUTPUT_BSS): Remove macro.
10098
10099 2011-03-28  Jeff Law  <law@redhat.com>
10100
10101         * tree-ssa-threadupdate.c (redirect_edges): Call
10102         create_edge_and_update_destination_phis as needed.
10103         (create_edge_and_update_destination_phis): Accept new BB argument.
10104         All callers updated.
10105         (thread_block): Do not update the profile when threading around
10106         intermediate blocks.
10107         (thread_single_edge): Likewise.
10108         (determine_bb_domination_status): If BB is not a successor of the
10109         loop header, return NONDOMINATING.
10110         (register_jump_thread): Note when we register a jump thread around
10111         an intermediate block.
10112         * tree-ssa-threadedge.c (thread_around_empty_block): New function.
10113         (thread_across_edge): Use it.
10114
10115 2011-03-28  Tristan Gingold  <gingold@adacore.com>
10116
10117         * config/ia64/ia64.c (ia64_promote_function_mode): Fix promotion
10118         when for_return is 2.
10119
10120 2011-03-28  Jeff Law  <law@redhat.com>
10121
10122         * var-tracking.c (canonicalize_values_mark): Delete unused
10123         lhs assignment.
10124         (canonicalize_values_star, set_variable_part): Likewise.
10125         (clobber_variable_part, delete_variable_part): Likewise.
10126
10127 2011-03-28  Steven Bosscher  <steven@gcc.gnu.org>
10128
10129         * gcse.c (free_gcse_mem): Free reg_set_bitmap.
10130
10131 2011-03-28  Martin Jambor  <mjambor@suse.cz>
10132
10133         * tree-inline.c (expand_call_inline): Do not check that destination
10134         node is analyzed.
10135         (optimize_inline_calls): Assert that destination node is analyzed.
10136         * cgraph.c (cgraph_add_new_function): Call cgraph_analyze_function, do
10137         not call tree_lowering_passes.
10138         * cgraph.h (cgraph_analyze_function): Declare.
10139         * cgraphunit.c (cgraph_analyze_function): Make public.
10140
10141 2011-03-28  Joseph Myers  <joseph@codesourcery.com>
10142
10143         * config/sparc/sparc-opts.h: New.
10144         * config/sparc/sparc.c (sparc_handle_option, sparc_select,
10145         sparc_cpu, fpu_option_set, TARGET_HANDLE_OPTION): Remove.
10146         (sparc_option_override): Store processor_type enumeration rather
10147         than string in cpu_default.  Remove name and enumeration from
10148         cpu_table.  Directly default -mcpu then default -mtune from -mcpu
10149         without using sparc_select.  Use target_flags_explicit instead of
10150         fpu_option_set.
10151         * config/sparc/sparc.h (enum processor_type): Move to
10152         sparc-opts.h.
10153         (sparc_cpu, struct sparc_cpu_select, sparc_select): Remove.
10154         * config/sparc/sparc.opt (config/sparc/sparc-opts.h): New
10155         HeaderInclude entry.
10156         (mcpu=, mtune=): Use Var and Enum.
10157         (sparc_processor_type): New Enum and EnumValue entries.
10158
10159 2011-03-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
10160             Iain Sandoe  <iains@gcc.gnu.org>
10161
10162         PR target/48245
10163         * config/darwin.h (LINK_COMMAND_SPEC_A): Use LINK_PLUGIN_SPEC.
10164
10165 2011-03-28  Eric Botcazou  <ebotcazou@adacore.com>
10166
10167         * tree-vectorizer.h (vect_create_data_ref_ptr): Adjust prototype.
10168         * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add GSI parameter.
10169         Insert new statements at it in lieu of STMT.
10170         (vect_setup_realignment): Adjust call to vect_create_data_ref_ptr.
10171         * tree-vect-stmts.c (vectorizable_store): Likewise.
10172         (vectorizable_load): Likewise.
10173
10174 2011-03-28  Uros Bizjak  <ubizjak@gmail.com>
10175
10176         * config/alpha/alpha.md (addtf3): Change mode of operands to TFmode.
10177         (divtf3): Ditto.
10178         (multf3): Ditto.
10179         (subtf3): Ditto.
10180
10181 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
10182
10183         * config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
10184         unaligned 256bit load/store.
10185         (*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
10186         (*avx_movdqu<avxmodesuffix>): Likewise.
10187
10188 2011-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
10189
10190         PR target/48288
10191         * config/pa/predicates.md (reg_or_ior_operand): New predicate.
10192         * config/pa/pa.md (iordi3): Use new predicate in expander.
10193         (iorsi3): Likewise.
10194
10195 2011-03-27  Anatoly Sokolov  <aesok@post.ru>
10196
10197         * config/mips/mips.h (LIBCALL_VALUE, FUNCTION_VALUE,
10198         FUNCTION_VALUE_REGNO_P): Remove macros.
10199         * config/mips/mips-protos.h (mips_function_value): Remove.
10200         * config/mips/mips.c (mips_function_value): Rename to...
10201         (mips_function_value_1): ... this. Make static.  Handle receiving
10202         the function type in 'fn_decl_or_type' argument.
10203         (mips_function_value, mips_libcall_value,
10204         mips_function_value_regno_p): New function.
10205         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
10206         TARGET_FUNCTION_VALUE_REGNO_P): Define.
10207
10208 2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>
10209
10210         * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
10211         and -mavx256-split-unaligned-store.
10212         (ix86_option_override_internal): Split 32-byte AVX unaligned
10213         load/store by default.
10214         (ix86_avx256_split_vector_move_misalign): New.
10215         (ix86_expand_vector_move_misalign): Use it.
10216
10217         * config/i386/i386.opt: Add -mavx256-split-unaligned-load and
10218         -mavx256-split-unaligned-store.
10219
10220         * config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
10221         256bit load/store.  Generate unaligned store on misaligned memory
10222         operand.
10223         (*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
10224         256bit load/store.
10225         (*avx_movdqu<avxmodesuffix>): Likewise.
10226
10227         * doc/invoke.texi: Document -mavx256-split-unaligned-load and
10228         -mavx256-split-unaligned-store.
10229
10230 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
10231
10232         PR target/38598
10233         * config/mips/mips.md (extendsidi2): Add an "l" alternative.
10234         Update commentary.
10235
10236 2011-03-27  Richard Sandiford  <rdsandiford@googlemail.com>
10237
10238         * config/mips/mips.c (mips_prepare_builtin_arg): Replace icode and
10239         opno arguments with an expand_operand.  Use create_input_operand.
10240         (mips_prepare_builtin_target): Delete.
10241         (mips_expand_builtin_insn, mips_expand_builtin_compare_1): New
10242         functions.
10243         (mips_expand_builtin_direct): Use create_output_operand and
10244         mips_expand_builtin_insn.  Update call to mips_prepare_builtin_arg.
10245         (mips_expand_builtin_movtf): Likewise.  Use mips_expand_fp_comparison.
10246         (mips_expand_builtin_compare): Use mips_expand_fp_comparison.
10247
10248 2011-03-27  Ira Rosen  <ira.rosen@linaro.org>
10249
10250         * config/arm/arm.c (arm_autovectorize_vector_sizes): New
10251         function.
10252         (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
10253
10254 2011-03-26  Eric Botcazou  <ebotcazou@adacore.com>
10255
10256         * basic-block.h (fixup_abnormal_edges): Adjust prototype.
10257         * reload1.c (reload): Adjust call to fixup_abnormal_edges.  Rediscover
10258         basic blocks and call commit_edge_insertions directly.
10259         (fixup_abnormal_edges): Move from here to...
10260         * cfgrtl.c (fixup_abnormal_edges): ...here.  Only insert instructions
10261         on the edges and return whether some have actually been inserted.
10262         * reg-stack.c (convert_regs): Fix up abnormal edges before inserting
10263         compensation code.
10264
10265 2011-03-26  Andrey Belevantsev  <abel@ispras.ru>
10266
10267         PR rtl-optimization/48144
10268         * sel-sched-ir.c (merge_history_vect): Factor out from ...
10269         (merge_expr_data): ... here.
10270         (av_set_intersect): Rename to av_set_code_motion_filter.
10271         Update all callers.  Call merge_history_vect when an expression
10272         is found in both sets.
10273         * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.
10274
10275 2011-03-26  Alan Modra  <amodra@gmail.com>
10276
10277         * config/rs6000/predicates.md (word_offset_memref_op): Handle
10278         cmodel medium addresses.
10279         * config/rs6000/rs6000.c (rs6000_secondary_reload): Handle misaligned
10280         64-bit gpr loads and stores.
10281         (rs6000_secondary_reload_ppc64): New function.
10282         * config/rs6000/rs6000-protos.h: Declare it.
10283         * config/rs6000/rs6000.md (reload_di_store, reload_di_load): New.
10284
10285 2011-03-26  Alan Modra  <amodra@gmail.com>
10286
10287         PR target/47487
10288         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Support
10289         GNU Go in traceback table.
10290
10291 2011-03-25  Richard Henderson  <rth@redhat.com>
10292
10293         * expr.c (emit_block_move_via_movmem): Only use 6 operand variant
10294         if there are exactly 6 operands.
10295         (set_storage_via_setmem): Similarly.
10296
10297 2011-03-25  Kai Tietz  <ktietz@redhat.com>
10298
10299         * collect2.c (write_c_file_stat): Handle backslash
10300         as right-hand directory separator.
10301         (resolve_lib_name): Use IS_DIR_SEPARATOR instead of
10302         checking just for slash.
10303         * coverage.c (coverage_init): Use IS_ABSOLUTE_PATH
10304         instead of checking for trailing slash.
10305         * gcc.c (record_temp_file): Use filename_cmp instead
10306         of strcmp.
10307         (do_spec_1): Likewise.
10308         (replace_outfile_spec_function): Likewise.
10309         (is_directory): Use filename_ncmp instead of strncmp.
10310         (print_multilib_info): Likewise.
10311         * gcov.c (find_source): Use filename_cmp instead
10312         instead of strcmp.
10313         (make_gcov_file_name): Fix order of slash/backslash
10314         checks.
10315         * incpath.c (DIRS_EQ): Use filename_cmp instead of strcmp.
10316         (add_standard_paths): Likewise.
10317         * mips-tfile.c (saber_stop): Handle backslash.
10318         * prefix.c (update_path): Use filename_ncmp instead of
10319         strncmp.
10320         * profile.c (output_location): Use filename_cmp instead
10321         of strcmp.
10322         * read-md.c (handle_toplevel_file): Handle backslash.
10323         * tlink.c (frob_extension):  Likewise.
10324         * tree-cfg.c (same_line_p): Use filename_cmp instead of
10325         strcmp.
10326         * tree-dump.c (dequeue_and_dump): Handle backslash.
10327         * tree.c (get_file_function_name): Likewise.
10328         * gengtype.c (read_input_list): Likewise.
10329         (get_file_realbasename): Likewise.
10330         (get_output_file_with_visibility): Use filename_cmp
10331         instead of strcmp.
10332
10333 2011-03-25  Richard Sandiford  <richard.sandiford@linaro.org>
10334
10335         * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Restrict FPA_REGS
10336         case to VFPv1.
10337
10338 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
10339
10340         * fold-const.c (expr_location_or): New function.
10341         (fold_truth_not_expr): Call it.
10342
10343 2011-03-25  Jeff Law  <law@redhat.com>
10344
10345         * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Add missing
10346         va_end.
10347         * c-family/c-common.c (def_fn_type): Likewise.
10348         * ada/gcc-interface/utils.c (def_fn_type): Likewise.
10349         * emit-rtl.c (gen_rtvec): Likewise.
10350         * lto/lto-lang.c (def_fn_type): Likewise.
10351
10352 2011-03-25  Richard Guenther  <rguenther@suse.de>
10353
10354         * tree-ssa-copy.c (stmt_may_generate_copy): Copies from constants
10355         also generate copies.
10356         (fini_copy_prop): Handle constant values properly.
10357
10358 2011-03-25  Jakub Jelinek  <jakub@redhat.com>
10359
10360         * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Compare
10361         mode size instead of bitsize with DWARF2_ADDR_SIZE.
10362         (hash_loc_operands, compare_loc_operands): Handle
10363         DW_OP_GNU_entry_value.
10364
10365 2011-03-25  Kai Tietz  <ktietz@redhat.com>
10366
10367         * config/i386/cygming.h (DWARF_FRAME_REGISTERS): Adjust comment.
10368         (STACK_BOUNDARY): Check for bit-ness in case of MS_ABI.
10369         * config/i386/i386.c (ix86_conditional_register_usage): Adjust
10370         comment and use macro TARGET_64BIT_MS_ABI instead.
10371         (ix86_keep_aggregate_return_pointer): Optimize for 64-bit case
10372         and change default behavior for 32-bit MS_ABI.
10373         (ix86_reg_parm_stack_space): Check additionally for bit-ness.
10374         (ix86_function_type_abi): Allow check for ms_abi/sysv_abi for
10375         32-bit, too.
10376         (ix86_cfun_abi): Likewise.
10377         (ix86_maybe_switch_abi): Adjust comment.
10378         (init_cumulative_args): Check for bit-ness in MS_ABI case.
10379         (ix86_gimplify_va_arg): Check just for not TARGET_64BIT_MS_ABI
10380         instead of checking for SYSV_ABI.
10381         (ix86_nsaved_sseregs): Likewise.
10382         (ix86_compute_frame_layout): Set only for 64-bit MS_ABI alignment
10383         to 16 bytes.
10384         (ix86_expand_call): Use TARGET_64BIT_MS_ABI macro.
10385         * config/i386.h (TARGET_32BIT_MS_ABI): New macro.
10386         (ACCUMULATE_OUTGOING_ARGS): Check explicit for 64-bit MS_ABI.
10387         (OUTGOING_REG_PARM_STACK_SPACE): Likewise.
10388         * config/mingw32.h (DEFAULT_ABI): Change default always to MS_ABI.
10389
10390 2011-03-25  Richard Guenther  <rguenther@suse.de>
10391
10392         * tree-flow.h (verify_stmts): Rename to verify_gimple_in_cfg.
10393         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
10394         (verify_gimple): Remove.
10395         * tree-cfg.c (verify_gimple_call): Merge verification
10396         from verify_stmts.
10397         (verify_gimple_phi): Merge verification from verify_stmts.
10398         (verify_gimple_label): New function.
10399         (verify_types_in_gimple_seq_2): Rename to verify_gimple_in_seq_2.
10400         (verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
10401         (verify_stmt): Merge into verify_gimple_in_cfg and callees.
10402         (verify_stmts): Rename to verify_gimple_in_cfg.
10403         (verify_gimple_in_cfg): New function.
10404         * passes.c (execute_function_todo): Call verify_gimple_in_cfg.
10405         * tree-ssa.c (verify_ssa): Likewise.
10406         * gimplify.c (gimplify_body): Call verify_gimple_in_seq.
10407
10408 2011-03-25  Richard Guenther  <rguenther@suse.de>
10409
10410         * passes.c (init_optimization_passes): Add FRE pass after
10411         early SRA.
10412
10413 2011-03-25  Bernd Schmidt  <bernds@codesourcery.com>
10414             Andrew Stubbs  <ams@codesourcery.com>
10415
10416         * config/arm/vfp.md (arm_movdi_vfp): Enable only when not tuning
10417         for Cortex-A8.
10418         (arm_movdi_vfp_cortexa8): New pattern.
10419         * config/arm/neon.md (adddi3_neon, subdi3_neon, anddi3_neon,
10420         iordi3_neon, xordi3_neon): Add alternatives to discourage Neon
10421         instructions when tuning for Cortex-A8.  Set attribute "arch".
10422         * config/arm/arm.md: Move include arm-tune.md up a bit.
10423         (define_attr "arch"): Add "onlya8" and "nota8" values.
10424         (define_attr "arch_enabled"): Handle "onlya8" and "nota8".
10425
10426 2011-03-25  Nathan Froyd  <froydnj@codesourcery.com>
10427
10428         PR bootstrap/48282
10429         Revert:
10430         2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
10431
10432         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
10433         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
10434         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
10435         * passes.c (init_optimization_passes): Move
10436         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
10437
10438 2011-03-25  Kai Tietz  <ktietz@redhat.com>
10439
10440         * c-typeck.c (comptypes_internal): Replace target
10441         hook call of comp_type_attributes by version in tree.c file.
10442         * gimple.c (gimple_types_compatible_p_1): Likewise.
10443         * tree-ssa.c (useless_type_conversion_p): Likewise.
10444         * tree.c (build_type_attribute_qual_variant): Likewise.
10445         (attribute_value_equal): New static helper function.
10446         (comp_type_attributes): New function.
10447         (merge_attributes): Use attribute_value_equal for comparison.
10448         (attribute_list_contained): Likewise.
10449         * tree.h (comp_type_attributes): New prototype.
10450
10451 2011-03-25  Richard Guenther  <rguenther@suse.de>
10452
10453         * tree-cfg.c (verify_gimple_assign_unary): Drop special casing
10454         of complex types at -O0.
10455         (verify_gimple_assign_binary): Likewise.
10456         (verify_gimple_assign_ternary): Likewise.
10457
10458 2011-03-24  Mark Wielaard  <mjw@redhat.com>
10459
10460         * dwarf2out.c (size_of_die): Modify comment to say DW_FORM_ref_sig8.
10461         (value_format): Use DW_FORM_ref_sig8, not DW_FORM_sig8.
10462
10463 2011-03-24  Mark Wielaard  <mjw@redhat.com>
10464
10465         PR debug/48041
10466         * dwarf2out.c (output_abbrev_section): Only write table when
10467         abbrev_die_table_in_use > 1.
10468
10469 2011-02-24  Richard Henderson  <rth@redhat.com>
10470
10471         * config/alpha/alpha.c (alpha_expand_unaligned_load): Use extql.
10472         (alpha_expand_unaligned_store): Use mskwl, mskll, mskql.
10473         (alpha_expand_unaligned_load_words): Use extql.
10474         (alpha_expand_unaligned_store_words): Use insqh, mskqh, mskql.
10475         (emit_insxl): Handle all modes for consistency.
10476
10477 2011-02-24  Richard Henderson  <rth@redhat.com>
10478
10479         * config/alpha/alpha.c (get_aligned_mem): Don't test WORDS_BIG_ENDIAN.
10480         (alpha_expand_unaligned_load): Likewise.
10481         (alpha_expand_unaligned_store): Likewise.
10482         (alpha_expand_unaligned_load_words): Likewise.
10483         (alpha_expand_unaligned_store_words): Likewise.
10484         (emit_insxl, alpha_split_compare_and_swap_12): Likewise.
10485         (alpha_split_lock_test_and_set_12): Likewise.
10486         (print_operand, alpha_fold_builtin_extxx): Likewise.
10487         (alpha_fold_builtin_insxx, alpha_fold_builtin_mskxx): Likewise.
10488         * config/alpha/alpha.md (bswapsi2, insv, extv, extzv): Likewise.
10489         (builtin_extwh, builtin_extlh, builtin_extql): Likewise.
10490         (unaligned_extendqidi_be, unaligned_extendhidi_be, extxl_be): Remove.
10491         (*extxl_1_be, *extql_2_be, extqh_be, extlh_be, extwh_be): Remove.
10492         (insbl_be, inswl_be, insll_be, insql_be, mskxl_be): Remove.
10493         (unaligned_loadqi_be, unaligned_loadhi_be): Remove.
10494         (unaligned_storeqi_be, unaligned_storehi_be): Remove.
10495         (extbl): Rename from builtin_extbl; don't test WORDS_BIG_ENDIAN.
10496         (extwl, extll, extql): Similarly.
10497         (inswh, inslh, insqh): Similarly.
10498         (mskbl, mskwl, mskll, mskql): Similarly.
10499         (mskwh, msklh, mskqh): Similarly.
10500
10501 2011-02-24  Richard Henderson  <rth@redhat.com>
10502
10503         * config/alpha/alpha.md (attribute isa): Add er, ner.
10504         (attribute enabled): Handle them.
10505         (*movdi): Merge *movdi_{er_nofix,nofix,er_fix,fix}.
10506
10507 2011-02-24  Richard Henderson  <rth@redhat.com>
10508
10509         * config/alpha/alpha.md (attribute isa): Add vms.
10510         (attribute enabled): Handle it.
10511         (*movsf): Merge *movsf_{nofix,fix,nofp}.
10512         (*movdf): Merge *movdf_{nofix,fix,nofp}.
10513         (*movtf): Rename from *movtf_internal for consistency.
10514         (*movsi): Merge with *movsi_nt_vms.
10515         (*movhi): Merge *movhi_nobwx, *movhi_bwx.
10516         (*movqi): Merge *movqi_nobwx, *movqi_bwx.
10517         (*mov<VEC>): Merge *mov<VEC>_fix, *mov<VEC>_nofix.
10518         * config/alpha/constraint.md ("f"): Use NO_REGS when fpu is disabled.
10519
10520 2011-02-24  Richard Henderson  <rth@redhat.com>
10521
10522         * config/alpha/alpha.md (extendqihi2): Implement for BWX only.
10523         (extendqisi2, extendhisi2): Likewise.
10524         (extendqidi2): Simplify BWX/non-BWX expansions.
10525         (extendhidi2): Similarly.
10526
10527 2011-02-24  Richard Henderson  <rth@redhat.com>
10528
10529         * config/alpha/alpha.md (attribute isa): New.
10530         (attribute enabled): New.
10531         (zero_extendqihi2): Merge from *zero_extendqihi2_{bwx,nobwx}.
10532         (zero_extendqisi2, zero_extendqidi2): Similarly.
10533         (zero_extendhisi2, zero_extendhidi2): Similarly.
10534         * config/alpha/predicates.md (reg_or_bwx_memory_operand): New.
10535
10536 2011-02-24  Richard Henderson  <rth@redhat.com>
10537
10538         * config/alpha/predicates.md (input_operand): Revert last change;
10539         update comment to mention 32-bit VMS rather than Windows.
10540
10541 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
10542
10543         * function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
10544         FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
10545         (pass_instantiate_virtual_regs): Require PROP_cfglayout.
10546         * passes.c (init_optimization_passes): Move
10547         pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.
10548
10549 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
10550
10551         * dojump.c (do_jump_by_parts_greater_rtx): Optimize in specific cases.
10552
10553 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
10554
10555         * config/i386/i386.md (ix86_print_operand): Output DFmode const_double
10556         correctly.
10557
10558 2011-03-24  Jakub Jelinek  <jakub@redhat.com>
10559
10560         PR debug/48204
10561         * simplify-rtx.c (simplify_const_unary_operation): Call
10562         real_convert when changing mode class with FLOAT_EXTEND.
10563
10564 2011-03-24  Nick Clifton  <nickc@redhat.com>
10565
10566         * config/rx/rx.h (LABEL_ALIGN_FOR_BARRIER): Define.
10567         (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
10568         * config/rx/rx.c (rx_option_override): Set align_jumps,
10569         align_loops and align_labels if not set by the user.
10570         (rx_align_for_label): New function.
10571         (rx_max_skip_for_label): New function.
10572         (TARGET_ASM_JUMP_ALIGN_MAX_SKIP): Define.
10573         (TARGET_ASM_LOOP_ALIGN_MAX_SKIP): Define.
10574         (TARGET_ASM_LABEL_ALIGN_MAX_SKIP): Define.
10575         (TARGET_ASM_LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
10576         * config/rx/rx-protos.h (rx_align_for_label): Add prototype.
10577
10578 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
10579
10580         PR rtl-optimization/48263
10581         * optabs.c (expand_binop_directly): Reinstate convert_modes code
10582         and original commutative_p handling.  Use maybe_gen_insn.
10583
10584 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10585
10586         * reload.c (find_reloads_subreg_address): Add address_reloaded
10587         parameter and return true there if the full address has been
10588         reloaded.
10589         (find_reloads_toplev): Pass address_reloaded flag.
10590         (find_reloads_address_1): Don't use address_reloaded parameter.
10591
10592 2011-03-24  Jeff Law  <law@redhat.com>
10593
10594         * tree-ssa-live.c (remove_unused_scope_block_p): Remove set but
10595         unused variable "ann".
10596         (remove_unused_locals): Likewise.
10597
10598         * tree-ssa-copy.c (propagate_tree_value_into_stmt): Remove useless
10599         statement.
10600
10601         * cfglayout.c (fixup_reorder_chain): Do not dereference E_FALL
10602         after it is freed.
10603
10604 2011-03-24  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10605
10606         * config/s390/s390.c (s390_preferred_reload_class): Return NO_REGS
10607         for invalid symbolic addresses.
10608         (s390_secondary_reload): Don't use s390_check_symref_alignment for
10609         larl operands.
10610
10611 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
10612
10613         * fold-const.c (fold_ternary_loc): Preserve the location (if any) of
10614         the argument in calls to fold_truth_not_expr.
10615
10616 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
10617
10618         * tree.c (record_node_allocation_statistics): New function.
10619         (make_node_stat, copy_node_stat, build_string): Call it.
10620         (make_tree_binfo_stat, make_tree_vec_stat, tree_cons_stat): Likewise.
10621         (build1_stat, build_omp_clause): Likewise.
10622
10623 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
10624
10625         * builtins.c (expand_movstr): Fix endp == 1 adjustment after
10626         last commit.
10627
10628 2011-03-24  Richard Guenther  <rguenther@suse.de>
10629
10630         PR tree-optimization/48271
10631         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only cleanup
10632         blocks that still exist.
10633
10634 2011-03-24  Richard Guenther  <rguenther@suse.de>
10635
10636         PR tree-optimization/48270
10637         * tree-ssa-phiopt.c (cond_if_else_store_replacement): Do
10638         not free datarefs before ddrs.
10639
10640 2011-03-24  Eric Botcazou  <ebotcazou@adacore.com>
10641
10642         * tree-sra.c (build_ref_for_offset): Strip useless type conversions
10643         from the address built for a reference with variable offset.
10644
10645 2011-03-24  Uros Bizjak  <ubizjak@gmail.com>
10646
10647         PR target/48237
10648         * config/i386/i386.md (*movdf_internal_rex64): Do not split
10649         alternatives that can be handled with movq or movabsq insn.
10650         (*movdf_internal): Disable for !TARGET_64BIT.
10651         (*movdf_internal_nointeger): Ditto.
10652         * config/i386/i386.c (ix86_print_operand): Handle DFmode immediates.
10653
10654 2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>
10655
10656         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
10657         (FUNCTION_ARG_ADVANCE): Likewise.
10658         * tm.texi.in: Change references to them to hook references.
10659         * tm.texi: Regenerate.
10660         * targhooks.c (default_function_arg): Eliminate check for target macro.
10661         (default_function_incoming_arg): Likewise.
10662         (default_function_arg_advance): Likewise.
10663         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
10664         (function_arg_advance): Likewise.
10665         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
10666
10667 2011-03-24  Richard Guenther  <rguenther@suse.de>
10668
10669         PR middle-end/48269
10670         * tree-object-size.c (addr_object_size): Do not double-account
10671         for MEM_REF offsets.
10672
10673 2011-03-24  Diego Novillo  <dnovillo@google.com>
10674
10675         * lto-opts.c (input_data_block): Move to lto-streamer-in.c.
10676         * lto-streamer-in.c (input_string_internal): Add clarifying comments.
10677         (lto_input_data_block): Move from lto-opts.c.  Make extern.
10678         Update all users.
10679         (lto_input_string): Rename from input_string.  Make extern.
10680         Update all users.
10681         * lto-streamer-out.c (lto_output_string_with_length): Rename from
10682         output_string_with_length.
10683         Output 0 to indicate a non-NULL string.  Update all callers to
10684         not emit 0.
10685         (lto_output_string): Rename from output_string.  Make extern.
10686         Update all users.
10687         (lto_output_decl_state_streams): Make extern.
10688         (lto_output_decl_state_refs): Make extern.
10689         * lto-streamer.h (lto_input_string): Declare.
10690         (lto_input_data_block): Declare.
10691         (lto_output_string): Declare.
10692         (lto_output_string_with_length): Declare.
10693         (lto_output_decl_state_streams): Declare.
10694         (lto_output_decl_state_refs): Declare.
10695
10696 2011-03-24  Richard Guenther  <rguenther@suse.de>
10697
10698         PR tree-optimization/46562
10699         * tree.c (build_invariant_address): New function.
10700         * tree.h (build_invariant_address): Declare.
10701         * tree-dfa.c (get_addr_base_and_unit_offset): Wrap around
10702         a renamed function moved ...
10703         * tree-flow-inline.h (get_addr_base_and_unit_offset_1): ... here.
10704         Take valueization callback parameter.
10705         * tree-flow.h (gimple_fold_stmt_to_constant): Declare.
10706         * gimple-fold.h: New file.
10707         * tree-ssa-ccp.c (ccp_fold): Use gimple_fold_stmt_to_constant_1.
10708         (ccp_fold, fold_const_aggregate_ref,
10709         fold_ctor_reference, fold_nonarray_ctor_reference,
10710         fold_array_ctor_reference, fold_string_cst_ctor_reference,
10711         get_base_constructor): Move ...
10712         * gimple-fold.c: ... here.
10713         (gimple_fold_stmt_to_constant_1): New function
10714         split out from ccp_fold.  Take a valueization callback parameter.
10715         Valueize all operands.
10716         (gimple_fold_stmt_to_constant): New wrapper function.
10717         (fold_const_aggregate_ref_1): New function split out from
10718         fold_const_aggregate_ref.  Take a valueization callback parameter.
10719         (fold_const_aggregate_ref): Wrap fold_const_aggregate_ref_1.
10720         * tree-ssa-sccvn.c (simplify_binary_expression): Simplify
10721         invariant POINTER_PLUS_EXPRs to invariant form.
10722         (vn_valueize): New function.
10723         (try_to_simplify): Simplify by using gimple_fold_stmt_to_constant.
10724         * tree-vrp.c (vrp_valueize): New function.
10725         (vrp_visit_assignment_or_call): Use gimple_fold_stmt_to_constant
10726         to fold statements to constants.
10727         * tree-ssa-pre.c (eliminate): Properly guard propagation of
10728         function declarations.
10729         * Makefile.in (tree-ssa-sccvn.o, tree-vrp.o, gimple-fold.o,
10730         tree-ssa-ccp.o): Add gimple-fold.h dependencies.
10731
10732 2011-03-24  Richard Sandiford  <richard.sandiford@linaro.org>
10733
10734         * config/h8300/predicates.md (jump_address_operand): Fix register
10735         mode check.
10736
10737 2011-03-24  Ira Rosen  <ira.rosen@linaro.org>
10738
10739         * doc/invoke.texi (max-stores-to-sink): Document.
10740         * params.h (MAX_STORES_TO_SINK): Define.
10741         * opts.c (finish_options): Set MAX_STORES_TO_SINK to 0
10742         if either vectorization or if-conversion is disabled.
10743         * tree-data-ref.c (dr_equal_offsets_p1): Moved and renamed from
10744         tree-vect-data-refs.c vect_equal_offsets.
10745         (dr_equal_offsets_p): New function.
10746         (find_data_references_in_bb): Remove static.
10747         * tree-data-ref.h (find_data_references_in_bb): Declare.
10748         (dr_equal_offsets_p): Likewise.
10749         * tree-vect-data-refs.c (vect_equal_offsets): Move to tree-data-ref.c.
10750         (vect_drs_dependent_in_basic_block): Update calls to
10751         vect_equal_offsets.
10752         (vect_check_interleaving): Likewise.
10753         * tree-ssa-phiopt.c: Include cfgloop.h and tree-data-ref.h.
10754         (cond_if_else_store_replacement): Rename to...
10755         (cond_if_else_store_replacement_1): ... this.  Change arguments and
10756         documentation.
10757         (cond_if_else_store_replacement): New function.
10758         * Makefile.in (tree-ssa-phiopt.o): Adjust dependencies.
10759         * params.def (PARAM_MAX_STORES_TO_SINK): Define.
10760
10761 2011-03-23  Chung-Lin Tang  <cltang@codesourcery.com>
10762
10763         PR target/46934
10764         * config/arm/arm.md (casesi): Use the gen_int_mode() function
10765         to subtract lower bound instead of GEN_INT().
10766
10767 2011-03-23  Jonathan Wakely  <jwakely.gcc@gmail.com>
10768
10769         PR other/48179
10770         PR other/48221
10771         PR other/48234
10772         * doc/extend.texi (Alignment): Move section to match order in TOC.
10773         * doc/invoke.texi (i386 and x86-64 Windows Options): Likewise.
10774         (Warning Options): Adjust -Wno-cpp summary and remove stray backslash.
10775
10776 2011-03-23  Jeff Law  <law@redhat.com>
10777
10778         * cfg.c (redirect_edge_succ_nodup): Duplicate the varm map
10779         before removing the edge.
10780
10781         * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Do not use E after
10782         it may have been freed by redirect_branch_edge or
10783         redirect_edge_succ_nodup.
10784
10785 2011-03-23  Richard Guenther  <rguenther@suse.de>
10786
10787         * tree-stdarg.c (va_list_counter_bump): Handle bumps via MEM_REF.
10788         (check_va_list_escapes): Likewise.
10789         (check_all_va_list_escapes): Likewise.
10790
10791 2011-03-23  Richard Guenther  <rguenther@suse.de>
10792
10793         * Makefile.in (IPA_TYPE_ESCAPE_H): Remove.
10794         (OBJS-archive): Remove ipa-struct-reorg.o and ipa-type-escape.o.
10795         (tree-ssa-alias.o): Do not depend on IPA_TYPE_ESCAPE_H.
10796         (alias.o): Likewise.
10797         (ipa-type-escape.o): Remove.
10798         (ipa-struct-reorg.o): Likewise.
10799         (GTFILES): Remove ipa-struct-reorg.c.
10800         * alias.c: Do not include ipa-type-escape.h.
10801         * tree-ssa-alias.c: Likewise.
10802         * common.opt (fipa-struct-reorg): Preserve for backward compatibility.
10803         * opts.c (finish_options): Do not reset flag_ipa_struct_reorg.
10804         * passes.c (init_optimization_passes): Remove ipa-struct-reorg
10805         and ipa-type-escape passes.
10806         * tree-pass.h (pass_ipa_type_escape): Remove.
10807         (pass_ipa_struct_reorg): Likewise.
10808         * ipa-struct-reorg.h: Remove.
10809         * ipa-struct-reorg.c: Likewise.
10810         * ipa-type-escape.h: Likewise.
10811         * ipa-type-escape.c: Likewise.
10812         * doc/invoke.texi (-fipa-struct-reorg): Remove.
10813         (--param struct-reorg-cold-struct-ratio): Likewise.
10814         * params.def (PARAM_STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
10815         * params.h (STRUCT_REORG_COLD_STRUCT_RATIO): Likewise.
10816         * timevar.def (TV_IPA_TYPE_ESCAPE): Likewise.
10817
10818 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10819
10820         * config/s390/2084.md: Enable all insn reservations also for z9_ec
10821         cpu attribute value.
10822         * config/s390/s390-opts.h (enum s390_arch_option): Remove.
10823         (enum processor_type): Add PROCESSOR_2094_Z9_EC.
10824         * config/s390/s390.c (processor_flags_table): New constant array.
10825         (s390_handle_arch_option): Remove.
10826         (s390_handle_option): Remove s390_handle_arch_option invocations
10827         and OPT_mwarn_framesize_ handling.
10828         (s390_option_override): Remove s390_handle_arch_option invocation.
10829         (s390_emit_prologue): Remove use of HOST_WIDE_INT_PRINT_DEC in
10830         warnings.
10831         * config/s390/s390.md (cpu attribute): Add z9_ec value.
10832         * config/s390/s390.opt (s390_tune, s390_arch)
10833         (march=): Replace s390_arch_option enum and values with
10834         processor_type.  Set variable name to s390_arch.  Set
10835         initialization value.
10836         (mtune=): Replace s390_arch_option with processor_type.  Set
10837         variable name to s390_tune.  Set initialization value.
10838
10839 2011-03-23  Julian Brown  <julian@codesourcery.com>
10840
10841         * expr.c (expand_expr_real_1): Only use BLKmode for volatile
10842         accesses which are not naturally aligned.
10843
10844 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
10845
10846         PR target/47553
10847         * config/arm/predicates.md (neon_lane_number): Accept 0..15.
10848
10849 2011-03-23  Richard Sandiford  <richard.sandiford@linaro.org>
10850
10851         * optabs.h (emit_unop_insn, maybe_emit_unop_insn): Change insn code
10852         parameter from "int" to "enum insn_code".
10853         (expand_operand_type): New enum.
10854         (expand_operand): New structure.
10855         (create_expand_operand): New function.
10856         (create_fixed_operand, create_output_operand): Likewise
10857         (create_input_operand, create_convert_operand_to): Likewise.
10858         (create_convert_operand_from, create_address_operand): Likewise.
10859         (create_integer_operand): Likewise.
10860         (create_convert_operand_from_type, maybe_legitimize_operands): Declare.
10861         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
10862         (expand_insn, expand_jump_insn): Likewise.
10863         * builtins.c (expand_builtin_prefetch): Use the new interfaces.
10864         (expand_builtin_interclass_mathfn, expand_builtin_strlen): Likewise.
10865         (expand_movstr, expand_builtin___clear_cache): Likewise.
10866         (expand_builtin_lock_release): Likewise.
10867         * explow.c (allocate_dynamic_stack_space): Likewise.
10868         (probe_stack_range): Likewise.  Allow check_stack to FAIL,
10869         and use the default handling in that case.
10870         * expmed.c (check_predicate_volatile_ok): Delete.
10871         (store_bit_field_1, extract_bit_field_1): Use the new interfaces.
10872         (emit_cstore): Likewise.
10873         * expr.c (emit_block_move_via_movmem): Likewise.
10874         (set_storage_via_setmem, expand_assignment): Likewise.
10875         (emit_storent_insn, try_casesi): Likewise.
10876         (emit_single_push_insn): Likewise.  Allow the expansion to fail.
10877         * optabs.c (expand_widen_pattern_expr, expand_ternary_op): Likewise.
10878         (expand_vec_shift_expr, expand_binop_directly): Likewise.
10879         (expand_twoval_unop, expand_twoval_binop): Likewise.
10880         (expand_unop_direct, emit_indirect_jump): Likewise.
10881         (emit_conditional_move, vector_compare_rtx): Likewise.
10882         (expand_vec_cond_expr, expand_val_compare_and_swap_1): Likewise.
10883         (expand_sync_operation, expand_sync_fetch_operation): Likewise.
10884         (expand_sync_lock_test_and_set): Likewise.
10885         (maybe_emit_unop_insn): Likewise.  Change icode to an insn_code.
10886         (emit_unop_insn): Likewise.
10887         (expand_copysign_absneg): Change icode to an insn_code.
10888         (create_convert_operand_from_type): New function.
10889         (maybe_legitimize_operand, maybe_legitimize_operands): Likewise.
10890         (maybe_gen_insn, maybe_expand_insn, maybe_expand_jump_insn): Likewise.
10891         (expand_insn, expand_jump_insn): Likewise.
10892         * config/i386/i386.md (setmem<mode>): Use nonmemory_operand rather
10893         than const_int_operand for operand 2.
10894
10895 2011-03-23  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
10896
10897         * dwarf2out.c (const_ok_for_output_1): Print the unspec enum name
10898         if possible.
10899
10900 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
10901
10902         * emit-rtl.c (emit_pattern_before_noloc): New function.
10903         (emit_insn_before_noloc, emit_jump_insn_before_noloc): Call it.
10904         (emit_call_insn_before_noloc, emit_debug_insn_before_noloc): Likewise.
10905         (emit_pattern_after_noloc): New function.
10906         (emit_insn_after_noloc, emit_jump_insn_after_noloc): Call it.
10907         (emit_call_insn_after_noloc, emit_debug_insn_after_noloc): Likewise.
10908
10909 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
10910
10911         * libgcc2.c (__lshrdi3, __ashldi3, __ashrdi3): Use W_TYPE_SIZE.
10912         (__ffsDI2): Likewise.
10913
10914 2011-03-22  Richard Henderson  <rth@redhat.com>
10915
10916         * config/alpha/alpha.c (direct_return): Use TARGET_ABI_OSF instead
10917         of !TARGET_ABI_OPEN_VMS.
10918         (alpha_trampoline_init, alpha_start_function): Likewise.
10919         (alpha_expand_epilogue, alpha_file_start): Likewise.
10920         * config/alpha/alpha.md (divsi3, modsi3): Likewise.
10921         (udivsi3, umodsi3, divdi3, moddi3, udivdi3, umoddi3): Likewise.
10922         (*divmodsi_internal_er, *divmodsi_internal_er_1): Likewise.
10923         (*divmodsi_internal, *divmoddi_internal_er): Likewise.
10924         (*divmoddi_internal_er_1, *divmoddi_internal): Likewise.
10925
10926 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10927
10928         * config/s390/s390-opts.h: New.
10929         * config/s390/s390.c (s390_tune, s390_tune_flags, s390_arch,
10930         s390_arch_flags, s390_warn_framesize, s390_stack_size,
10931         s390_stack_guard): Remove.
10932         (s390_handle_arch_option): Return void.  Take enum
10933         s390_arch_option value instead of string and searching array.
10934         (s390_handle_option): Don't assert that global structures are in
10935         use.  Access variables via opts pointer.  Use error_at.  Don't use
10936         sscanf for -mstack-guard= or -mstack-size=.  Update call to
10937         s390_handle_arch_option.
10938         (s390_option_override): Update call to s390_handle_arch_option.
10939         (s390_emit_prologue): Use %d format for s390_stack_size in
10940         diagnostic.  Use %wd for HOST_WIDE_INT.
10941         * config/s390/s390.h (enum processor_type): Move to s390-opts.h.
10942         (s390_tune, s390_tune_flags, s390_arch, s390_arch_flags): Remove.
10943         * config/s390/s390.opt (config/s390/s390-opts.h): New
10944         HeaderInclude entry.
10945         (s390_arch_string, s390_tune, s390_tune_flags, s390_arch,
10946         s390_arch_flags, s390_warn_framesize): New Variable entries.
10947         (s390_arch_option): New Enum and EnumValue entries.
10948         (march=): Use Enum instead of Var.
10949         (mstack-guard=, mstack-size=): Use UInteger and Var.
10950         (mtune=): Use Enum.
10951
10952 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10953
10954         * config/score/score.c (score_handle_option): Don't assert that
10955         global structures are in use.  Access target_flags via opts
10956         pointer.  Use value of -march= option to determine target_flags
10957         settings.
10958         * config/score/score.opt (march=): Use Enum.
10959         (score_arch): New Enum and EnumValue entries.
10960
10961 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10962
10963         * config/mep/mep.c (option_mtiny_specified): Remove.
10964         (mep_option_override): Move register handling for -mivc2 from
10965         mep_handle_option.  Use global_options_set.x_mep_tiny_cutoff
10966         instead of option_mtiny_specified.
10967         (mep_handle_option): Access target_flags via opts pointer.  Don't
10968         assert that global structures are in use.  Defer part of -mivc2
10969         handling and move it to mep_option_override.
10970         * config/mep/mep.opt (IVC2): New Mask entry.
10971         (mivc2): Use Var and Defer instead of Mask.
10972
10973 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10974
10975         * config/v850/v850-opts.h: New.
10976         * config/v850/v850.c (small_memory): Replace with
10977         small_memory_physical_max array.  Make that array static const.
10978         (v850_handle_memory_option): Take integer value of argument.  Take
10979         gcc_options pointer, option text and location.  Return void.
10980         Update for changes to small memory structures.
10981         (v850_handle_option): Access target_flags via opts pointer.  Don't
10982         assert that global structures are in use.  Update calls to
10983         v850_handle_memory_option.
10984         (v850_encode_data_area): Update references to small memory settings.
10985         * config/v850/v850.h (struct small_memory_info, small_memory): Remove.
10986         (enum small_memory_type): Move to v850-opts.h.
10987         * config/v850/v850.opt (config/v850/v850-opts.h): New
10988         HeaderInclude entry.
10989         (small_memory_max): New Variable entry.
10990         (msda): Replace by pair of options msda= and msda-.  Use UInteger.
10991         (mtda, mzda): Likewise.
10992
10993 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10994
10995         * config/sh/sh.c (sh_handle_option): Access target_flags via opts
10996         pointer.  Don't assert that global structures are in use.
10997
10998 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
10999
11000         * config/pdp11/pdp11.c (pdp11_handle_option): Access target_flags
11001         via opts pointer.  Don't assert that global structures are in use.
11002
11003 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11004
11005         * config/pa/pa-hpux.opt (flag_pa_unix): New Variable entry.
11006         (munix=93): Use Var.
11007         * config/pa/pa-hpux1010.opt (munix=95): Use Var.
11008         * config/pa/pa-hpux1111.opt (munix=98): Use Var.
11009         * config/pa/pa-opts.h: New.
11010         * config/pa/pa.c (pa_cpu, flag_pa_unix): Remove.
11011         (pa_handle_option): Don't assert that global structures are in
11012         use.  Access target_flags via opts pointer.  Don't handle
11013         OPT_mschedule_, OPT_mfixed_range_, OPT_munix_93, OPT_munix_95 or
11014         OPT_munix_98 here.
11015         (pa_option_override): Handle deferred OPT_mfixed_range_.
11016
11017 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11018
11019         * config/mn10300/mn10300-opts.h: New.
11020         * config/mn10300/mn10300.c (mn10300_processor,
11021         mn10300_tune_string): Remove.
11022         (mn10300_handle_option): Don't assert that global structures are
11023         in use.  Access mn10300_processor via opts pointer.  Don't handle
11024         OPT_mtune_ here.
11025         * config/mn10300/mn10300.h (enum processor_type): Move to
11026         mn10300-opts.h.
11027         (mn10300_processor): Remove.
11028         * config/mn10300/mn10300.opt (config/mn10300/mn10300-opts.h): New
11029         HeaderInclude entry.
11030         (mn10300_processor): New Variable entry.
11031         (mtune=): Use Var.
11032
11033 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11034
11035         * config/microblaze/microblaze.c: Don't include opts.h.
11036         (microblaze_handle_option, TARGET_HANDLE_OPTION): Remove.
11037         * config/microblaze/microblaze.opt (mxl-stack-check): Use Warn.
11038         (mno-clearbss): Use Var and Warn.
11039
11040 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11041
11042         * config/m32r/m32r-opts.h: New.
11043         * config/m32r/m32r.c (m32r_model, m32r_sdata): Remove.
11044         (m32r_handle_option): Don't assert that global structures are in
11045         use.  Access target_flags and m32r_cache_flush_func via opts
11046         pointer.  Don't handle OPT_mmodel_, OPT_msdata_ or
11047         OPT_mno_flush_trap here.
11048         * config/m32r/m32r.h (Code Models, Small Data Area): Replace by
11049         include of m32r-opts.h.
11050         * config/m32r/m32r.opt (config/m32r/m32r-opts.h): New
11051         HeaderInclude entry.
11052         (m32r_model_selected, m32r_sdata_selected): New Variable entries.
11053         (mmodel=): Use Enum and Var.
11054         (m32r_model): New Enum and EnumValue entries.
11055         (mno-flush-trap): Use Var.
11056         (msdata=): Use Enum and Var.
11057         (m32r_sdata): New Enum and EnumValue entries.
11058
11059 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11060
11061         * config/m32c/m32c.c: Don't include opts.h.
11062         (target_memregs, target_memregs_set, TARGET_HANDLE_OPTION,
11063         m32c_handle_option): Remove.
11064         (m32c_option_override): Check global_options_set.x_target_memregs
11065         instead of target_memregs_set.
11066         * config/m32c/m32c.h (target_memregs): Remove.
11067         * config/m32c/m32c.opt (memregs=): Use UInteger with integer
11068         variable.
11069
11070 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11071
11072         * config/iq2000/iq2000-opts.h: New.
11073         * config/iq2000/iq2000.c: Don't include opts.h.
11074         (iq2000_tune, iq2000_handle_option, TARGET_HANDLE_OPTION): Remove.
11075         * config/iq2000/iq2000.h (enum processor_type, iq2000_tune): Remove.
11076         * config/iq2000/iq2000.opt (config/iq2000/iq2000-opts.h): New
11077         HeaderInclude entry.
11078         (iq2000_tune): New Variable entry.
11079         (march=): Add comment.  Use Enum.
11080         (iq2000_arch): New Enum and EnumValue entries.
11081         (mcpu=): Use Enum and Var.
11082         (iq2000_tune): New Enum and EnumValue entries.
11083
11084 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11085
11086         * config/ia64/ia64-opts.h: New.
11087         * config/ia64/ia64.c (ia64_tune): Remove.
11088         (ia64_handle_option): Don't handle OPT_mfixed_range_ or OPT_mtune_
11089         here.  Use error_at.
11090         (ia64_option_override): Handle deferred OPT_mfixed_range_.
11091         * config/ia64/ia64.h (enum processor_type, ia64_tune): Remove.
11092         * config/ia64/ia64.opt (config/ia64/ia64-opts.h): New
11093         HeaderInclude entry.
11094         (ia64_tune): New Variable entry.
11095         (mfixed-range=): Use Defer and Var.
11096         (mtune=): Use Enum and Var.
11097         (ia64_tune): New Enum and EnumValue entries.
11098
11099 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11100
11101         * config/frv/frv-opts.h: New.
11102         * config/frv/frv-protos.h (enum frv_cpu, frv_cpu_t): Move to
11103         frv-opts.h.
11104         (frv_cpu_type): Remove.
11105         * config/frv/frv.c: Don't include opts.h.
11106         (frv_cpu_type, frv_handle_option, TARGET_HANDLE_OPTION): Remove.
11107         * config/frv/frv.opt (config/frv/frv-opts.h): New HeaderInclude entry.
11108         (frv_cpu_type): New Variable entry.
11109         (frv_cpu): New Enum and EnumValue entries.
11110
11111 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11112
11113         * config/cris/cris.c (cris_handle_option): Access target_flags via
11114         opts pointer.  Don't assert that global structures are in use.
11115         Don't call CRIS_SUBTARGET_HANDLE_OPTION.
11116         * config/cris/cris.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't define.
11117
11118 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11119
11120         * config/bfin/bfin-opts.h: New.
11121         * config/bfin/bfin.c (bfin_lib_id_given, bfin_cpu_type,
11122         bfin_si_revision, bfin_workarounds): Remove.
11123         (bfin_cpus): Make static const.
11124         (bfin_load_pic_reg): Check global_options_set.x_bfin_library_id
11125         not bfin_lib_id_given.
11126         (bfin_handle_option): Don't set bfin_lib_id_given.  Access
11127         bfin_cpu_type, bfin_si_revision and bfin_workarounds via opts
11128         pointer. Use error_at.  Don't assert that global structures are in use.
11129         * config/bfin/bfin.h: Include bfin-opts.h.
11130         (enum bfin_cpu_type, bfin_cpu_t): Move to bfin-opts.h.
11131         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): Remove.
11132         * bfin.opt (config/bfin/bfin-opts.h): New HeaderInclude entry.
11133         (bfin_cpu_type, bfin_si_revision, bfin_workarounds): New Variable
11134         entries.
11135
11136 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11137
11138         * config/arm/arm.opt (mhard-float, msoft-float): Use Alias.
11139         * config/arm/arm.c (arm_handle_option): Don't handle -mhard-float
11140         or -msoft-float here.
11141         * config/arm/arm.h (CPP_SPEC): Handle -mfloat-abi=*, not
11142         -msoft-float and -mhard-float.
11143         (OPTION_DEFAULT_SPECS): Don't handle -mhard-float and -msoft-float.
11144         * config/arm/coff.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
11145         msoft-float.
11146         * config/arm/elf.h (ASM_SPEC): Don't handle -mhard-float and
11147         -msoft-float.
11148         (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not msoft-float.
11149         * config/arm/linux-elf.h (MULTILIB_DEFAULTS): Use mfloat-abi=hard,
11150         not mhard-float.
11151         (LIBGCC_SPEC): Don't handle -msoft-float.
11152         * config/arm/netbsd-elf.h (SUBTARGET_ASM_FLOAT_SPEC): Don't handle
11153         -mhard-float.
11154         * config/arm/pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft, not
11155         msoft-float.
11156         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Handle
11157         -mfloat-abi=*, not -msoft-float and -mhard-float.
11158         * config/arm/semi.h((ASM_SPEC): Don't handle -mhard-float and
11159         -msoft-float.
11160         * config/arm/t-arm-elf (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS):
11161         Use mfloat-abi=hard and mfloat-abi=soft in comments, not
11162         mhard-float and msoft-float.
11163         * config/arm/t-linux (MULTILIB_OPTIONS): Use mfloat-abi=hard and
11164         mfloat-abi=soft in comments, not mhard-float and msoft-float.
11165         * config/arm/t-rtems (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use
11166         mfloat-abi=soft and mfloat-abi=hard, not msoft-float and
11167         mhard-float.
11168         * config/arm/t-strongarm-elf (MULTILIB_OPTIONS): Use
11169         mfloat-abi=hard and mfloat-abi=soft, not mhard-float and
11170         msoft-float.
11171         * config/arm/t-wince-pe (MULTILIB_OPTIONS): Use mfloat-abi=hard,
11172         not mhard-float.
11173         * config/arm/wince-pe.h (MULTILIB_DEFAULTS): Use mfloat-abi=soft,
11174         not msoft-float.
11175
11176 2011-03-22  Richard Henderson  <rth@redhat.com>
11177
11178         * config/alpha/alpha.c (alpha_expand_prologue): Don't test
11179         TARGET_ABI_WINDOWS_NT.
11180         (alpha_output_function_end_prologue): Likewise.
11181         * config/alpha/alpha.h (TARGET_ABI_OSF): Likewise.
11182         (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
11183         * config/alpha/alpha.md (call, call_value, tablejump): Likewise.
11184         (trap, *movsi_nt_vms): Likewise.
11185         (call_nt, call_value_nt, *call_nt_1, *call_value_nt_1): Remove.
11186         (*tablejump_osf_nt_internal): Remove.
11187         * config/alpha/predicates.md (input_operand): Only test Pmode.
11188
11189 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11190
11191         * config/alpha/alpha.c (alpha_handle_option): Access target_flags
11192         via opts pointer.  Use error_at.  Don't assert that global
11193         structures are in use.
11194
11195 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11196
11197         * config/i386/i386.c (ix86_isa_flags_explicit): Remove.
11198         (ix86_handle_option): Access ix86_isa_flags and
11199         ix86_isa_flags_explicit via opts pointer.  Don't assert that
11200         global structures are in use.
11201         (ix86_function_specific_save, ix86_function_specific_restore):
11202         Update ix86_isa_flags_explicit field name.
11203         * config/i386/i386.opt (ix86_isa_flags_explicit): New Variable entry.
11204         (ix86_isa_flags_explicit): Rename TargetSave entry to
11205         x_ix86_isa_flags_explicit.
11206
11207 2011-03-22  Richard Henderson  <rth@redhat.com>
11208
11209         * config/alpha/alpha.c (NUM_ARGS): Don't test TARGET_ABI_UNICOSMK.
11210         (alpha_option_override, direct_return): Likewise.
11211         (alpha_arg_partial_bytes, alpha_setup_incoming_varargs): Likewise.
11212         (alpha_va_start, alpha_gimplify_va_arg, alpha_sa_mask): Likewise.
11213         (alpha_sa_size, compute_frame_size, alpha_expand_prologue): Likewise.
11214         (alpha_start_function, alpha_output_function_end_prologue): Likewise.
11215         (alpha_expand_epilogue, alpha_end_function): Likewise.
11216         (alpha_init_libfuncs): Likewise.
11217         (struct machine_function): Remove unicosmk members.
11218         (print_operand) ['t']: Remove.
11219         (unicosmk_must_pass_in_stack, unicosmk_initial_elimination_offset,
11220         unicosmk_output_module_name, unicosmk_output_common,
11221         current_section_align, unicosmk_output_text_section_asm_op,
11222         unicosmk_output_data_section_asm_op, unicosmk_init_sections,
11223         unicosmk_section_type_flags, unicosmk_unique_section,
11224         unicosmk_asm_named_section, unicosmk_insert_attributes,
11225         unicosmk_output_align, unicosmk_defer_case_vector,
11226         unicosmk_output_addr_vec, unicosmk_output_deferred_case_vectors,
11227         SSIB_PREFIX, SSIB_PREFIX_LEN, unicosmk_ssib_name, unicosmk_gen_dsib,
11228         unicosmk_output_ssib, unicosmk_add_call_info_word,
11229         unicosmk_extern_head, unicosmk_output_default_externs,
11230         unicosmk_output_externs, unicosmk_add_extern, unicosmk_dex_list,
11231         unicosmk_dex_count, unicosmk_special_name, unicosmk_need_dex,
11232         unicosmk_output_dex, unicosmk_file_start, unicosmk_file_end): Remove.
11233         * config/alpha/alpha-protos.h: Update.
11234         * config/alpha/alpha.h (TARGET_ABI_OSF): Don't test TARGET_ABI_UNICOSMK.
11235         * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM): Remove.
11236         (UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): Remove.
11237         (mulsi3): Don't test TARGET_ABI_UNICOSMK.
11238         (*mulsi_se, mulvsi3): Likewise.
11239         (divsi3, udivsi3, modsi3, umodsi3, divdi3, udivdi3): Likewise.
11240         (*divmodsi_internal, call, call_value, realign): Likewise.
11241         (moddi3, umoddi3): Likewise; remove duplicate expander.
11242         (moddi3_umk, umoddi3_umk, call_umk, call_value_umk): Remove.
11243         (*call_umk_1, *movsi, umk_laum, umk_lalm, *umk_load_ciw): Remove.
11244         (*movdi_nofix): Remove r/U alternative.
11245         (umk_mismatch_args, arg_home_umk, *call_value_umk): Remove.
11246         * config/alpha/constraints.md ("U"): Remove.
11247         * config/alpha/predicates.md (call_operand"): Don't test
11248         TARGET_ABI_UNICOSMK.
11249
11250 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11251
11252         * target.def (handle_option): Take gcc_options and
11253         cl_decoded_option pointers and location_t.
11254         * doc/tm.texi.in (TARGET_HANDLE_OPTION): Update documentation.
11255         * doc/tm.texi: Regenerate.
11256         * hooks.c (hook_bool_size_t_constcharptr_int_true): Remove.
11257         * hooks.h (hook_bool_size_t_constcharptr_int_true): Don't declare.
11258         * lto-opts.c (lto_reissue_options): Generate option structure for
11259         targetm.handle_option call.
11260         * opts.c (target_handle_option): Update call to
11261         targetm.handle_option.  Remove assertions about values now passed
11262         down to hook.
11263         * targhooks.c (default_target_handle_option): New.
11264         * targhooks.h (default_target_handle_option): Declare.
11265         * config/alpha/alpha.c: Include opts.h.
11266         (alpha_handle_option): Update to new hook interface.
11267         * config/arm/arm.c: Include opts.h.
11268         (arm_handle_option): Update to new hook interface.
11269         * config/arm/t-arm (arm.o): Update dependencies.
11270         * config/bfin/bfin.c: Include opts.h.
11271         (bfin_handle_option): Update to new hook interface.
11272         * config/cris/cris.c: Include opts.h.
11273         (cris_handle_option): Update to new hook interface.
11274         * config/frv/frv.c: Include opts.h.
11275         (frv_handle_option): Update to new hook interface.
11276         * config/i386/i386.c: Include opts.h.
11277         (ix86_handle_option): Update to new hook interface.
11278         (ix86_valid_target_attribute_inner_p): Generate option structure
11279         for call to ix86_handle_option.
11280         * config/i386/t-i386 (i386.o): Update dependencies.
11281         * config/ia64/ia64.c: Include opts.h.
11282         (ia64_handle_option): Update to new hook interface.
11283         * config/ia64/t-ia64 (ia64.o): Update dependencies.
11284         * config/iq2000/iq2000.c: Include opts.h.
11285         (iq2000_handle_option): Update to new hook interface.
11286         * config/m32c/m32c.c: Include opts.h.
11287         (m32c_handle_option): Update to new hook interface.
11288         * config/m32r/m32r.c: Include opts.h.
11289         (m32r_handle_option): Update to new hook interface.
11290         * config/m68k/m68k.c: Include opts.h.
11291         (m68k_handle_option): Update to new hook interface.
11292         * config/mep/mep.c: Include opts.h.
11293         (mep_handle_option): Update to new hook interface.
11294         * config/microblaze/microblaze.c: Include opts.h.
11295         (microblaze_handle_option): Update to new hook interface.
11296         * config/mips/mips.c: Include opts.h.
11297         (mips_handle_option): Update to new hook interface.
11298         * config/mn10300/mn10300.c: Include opts.h.
11299         (mn10300_handle_option): Update to new hook interface.
11300         * config/pa/pa.c: Include opts.h.
11301         (pa_handle_option): Update to new hook interface.
11302         * config/pdp11/pdp11.c: Include opts.h.
11303         (pdp11_handle_option): Update to new hook interface.
11304         * config/rs6000/rs6000.c: Include opts.h.
11305         (rs6000_handle_option): Update to new hook interface.
11306         * config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
11307         * config/rx/rx.c: Include opts.h.
11308         (rx_handle_option): Update to new hook interface.
11309         * config/s390/s390.c: Include opts.h.
11310         (s390_handle_option): Update to new hook interface.
11311         * config/score/score.c: Include opts.h.
11312         (score_handle_option): Update to new hook interface.
11313         * config/sh/sh.c: Include opts.h.
11314         (sh_handle_option): Update to new hook interface.
11315         * config/sparc/sparc.c: Include opts.h.
11316         (sparc_handle_option): Update to new hook interface.
11317         * config/v850/v850.c: Include opts.h.
11318         (v850_handle_option): Update to new hook interface.
11319
11320 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11321
11322         * gcc.c (driver_unknown_option_callback): Only permit and save
11323         unknown -Wno- options.
11324         (driver_wrong_lang_callback): Save options directly instead of via
11325         driver_unknown_option_callback.
11326
11327 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
11328
11329         * combine.c (simplify_set): Try harder to find the best CC mode when
11330         simplifying a nested COMPARE on the RHS.
11331
11332 2011-03-22  Joseph Myers  <joseph@codesourcery.com>
11333
11334         * config/alpha/gnu.h: Remove.
11335         * config/arc: Remove directory.
11336         * config/arm/netbsd.h: Remove.
11337         * config/arm/t-pe: Remove.
11338         * config/crx: Remove directory.
11339         * config/i386/netbsd.h: Remove.
11340         * config/m68hc11: Remove directory.
11341         * config/m68k/uclinux-oldabi.h: Remove.
11342         * config/mcore/mcore-pe.h: Remove.
11343         * config/mcore/t-mcore-pe: Remove.
11344         * config/netbsd-aout.h: Remove.
11345         * config/rs6000/gnu.h: Remove.
11346         * config/sh/sh-symbian.h: Remove.
11347         * config/sh/symbian-base.c: Remove.
11348         * config/sh/symbian-c.c: Remove.
11349         * config/sh/symbian-cxx.c: Remove.
11350         * config/sh/symbian-post.h: Remove.
11351         * config/sh/symbian-pre.h: Remove.
11352         * config/sh/t-symbian: Remove.
11353         * config/svr3.h: Remove.
11354         * config/vax/netbsd.h: Remove.
11355         * config.build: Don't handle i[34567]86-*-pe.
11356         * config.gcc: Remove handling of deprecations for most deprecated
11357         targets.
11358         (m68k-*-uclinuxoldabi*): Add to second deprecated list.
11359         (alpha*-*-gnu*, arc-*-elf*, arm*-*-netbsd*, arm-*-pe*, crx-*-elf,
11360         i[34567]86-*-netbsd*, i[34567]86-*-pe, m68hc11-*-*|m6811-*-*,
11361         m68hc12-*-*|m6812-*-*, m68k-*-uclinuxoldabi*, mcore-*-pe*,
11362         powerpc64-*-gnu*, powerpc-*-gnu-gnualtivec*, powerpc-*-gnu*,
11363         sh-*-symbianelf* | sh[12346l]*-*-symbianelf*, vax-*-netbsd*):
11364         Remove cases.
11365         * config.host: Don't handle i[34567]86-*-pe.
11366         * config/rs6000/linux64.h (LINK_OS_GNU_SPEC): Remove.
11367         (ASM_SPEC32): Don't handle -mcall-gnu.
11368         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't handle
11369         -mcall-gnu.
11370         (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC, CPP_SPEC,
11371         STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC): Don't handle -mcall-gnu.
11372         (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
11373         LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): Remove.
11374         (SUBTARGET_EXTRA_SPECS): Remove *_gnu specs.
11375         * config/sh/sh-protos.h, config/sh/sh.c: Remove all code
11376         conditional on SYMBIAN.
11377         * configure.ac: Don't handle powerpc*-*-gnu*.
11378         * configure: Regenerate.
11379         * doc/extend.texi (interrupt attribute): Don't mention CRX.
11380         * doc/install-old.texi (m6811, m6812): Don't mention.
11381         * doc/install.texi (arc-*-elf*): Don't document multilib option.
11382         (arc-*-elf, CRX, m6811-elf, m6812-elf): Remove.
11383         (m68k-uclinuxoldabi): Don't mention.
11384         * doc/invoke.texi (ARC Options, CRX Options, M68hc1x Options):
11385         Remove.
11386         (-mcall-gnu): Remove.
11387         * doc/md.texi (CRX Architecture, Motorola 68HC11 & 68HC12
11388         families): Remove constraint documentation.
11389
11390 2011-03-22  Marius Strobl  <marius@FreeBSD.org>
11391
11392         * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Replace with...
11393         (FBSD_TARGET_CPU_CPP_BUILTINS): ...this.
11394         (TARGET_GNU_TLS, TARGET_SUN_TLS): Define.
11395
11396 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
11397
11398         PR target/48226
11399         * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If we see a
11400         vector when peeking at the next token for vector, don't expand the
11401         keywords.
11402
11403 2011-03-21  Georg-Johann Lay  <avr@gjlay.de>
11404
11405         * config/avr/avr-protos.h (expand_epilogue): Change prototype
11406         * config/avr/avr.h (struct machine_function): Add field sibcall_fails.
11407         * config/avr/avr.c (init_cumulative_args)
11408         (avr_function_arg_advance): Use it.
11409         * config/avr/avr.c (expand_epilogue): Add bool parameter. Handle
11410         sibcall epilogues.
11411         (TARGET_FUNCTION_OK_FOR_SIBCALL): Define to...
11412         (avr_function_ok_for_sibcall): ...this new function.
11413         (avr_lookup_function_attribute1): New static Function.
11414         (avr_naked_function_p, interrupt_function_p)
11415         (signal_function_p, avr_OS_task_function_p)
11416         (avr_OS_main_function_p): Use it.
11417         * config/avr/avr.md ("sibcall", "sibcall_value")
11418         ("sibcall_epilogue"): New expander.
11419         ("*call_insn", "*call_value_insn"): New insn.
11420         ("call_insn", "call_value_insn"): Remove
11421         ("call", "call_value", "epilogue"): Change expander to handle
11422         sibling calls.
11423
11424 2011-03-21  Nick Clifton  <nickc@redhat.com>
11425
11426         * doc/invoke.texi (Overall Options): Move closing brace to end of
11427         options list.
11428         (Optimization Options): Add missing @gol.
11429         (Directory Options): Likewise.
11430         (i386 and x86-64 Options): Likewise.
11431         (RS6000 and PowerPC Options): Likewise.
11432         (i386 and x86-64 Windows Options): Likewise.
11433         (V850 Options): Add text missing from descriptions.
11434
11435 2011-03-22  Richard Henderson  <rth@redhat.com>
11436
11437         * config/avr/avr.c (TARGET_EXCEPT_UNWIND_INFO): New.
11438         (avr_incoming_return_addr_rtx): New.
11439         (emit_push_byte): New.
11440         (expand_prologue): Use it.  Remove incorrect dwarf annotation for
11441         SREG, RAMPZ, zero register.  Push frame pointer by bytes.  Add dwarf
11442         annotation for __prologue_saves__.  Fixup dwarf annotation for CFA.
11443         (emit_pop_byte): New.
11444         (expand_epilogue): Use it.  Pop frame pointer by bytes.
11445         * config/avr/avr.h (FRAME_POINTER_CFA_OFFSET): Remove.
11446         (INCOMING_RETURN_ADDR_RTX): New.
11447         (INCOMING_FRAME_SP_OFFSET): New.
11448         (ARG_POINTER_CFA_OFFSET): New.
11449         * config/avr/avr.md (*pushqi): Fix mode of auto-inc.
11450         (*pushhi, *pushsi, *pushsf, popqi): Likewise.
11451         (pophi): Remove.
11452
11453         * dwarf2out.c (dwarf2out_frame_debug_expr) [rule 11]: Handle post_dec.
11454
11455 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
11456
11457         * system.h (FUNCTION_ARG, FUNCTION_INCOMING_ARG): Poison.
11458         (FUNCTION_ARG_ADVANCE): Likewise.
11459         * tm.texi.in: Change references to them to hook references.
11460         * tm.texi: Regenerate.
11461         * targhooks.c (default_function_arg): Eliminate check for target
11462         macro.
11463         (default_function_incoming_arg): Likewise.
11464         (default_function_arg_advance): Likewise.
11465         * target.def (function_arg, function_incoming_arg): Change to DEFHOOK.
11466         (function_arg_advance): Likewise.
11467         * target-def.h: Eliminate FUNCTION_INCOMING_ARG check.
11468
11469 2011-03-22  Nathan Froyd  <froydnj@codesourcery.com>
11470
11471         * tree.c (build_call_1): New function.
11472         (build_call_valist, build_call_array_loc, build_call_vec): Call it.
11473
11474 2011-03-22  Richard Guenther  <rguenther@suse.de>
11475
11476         PR tree-optimization/48228
11477         * tree-vrp.c (vrp_visit_phi_node): Do not stop propagating
11478         for single-arg PHIs.
11479
11480 2011-03-22  Andrey Belevantsev  <abel@ispras.ru>
11481
11482         PR rtl-optimization/48143
11483         * config/i386/sse.md (*sse2_cvtpd2dq): Add athlon_decode attribute.
11484         (*sse2_cvttpd2dq, sse2_cvtss2sd, *sse2_cvtpd2ps,
11485         sse2_cvtps2pd): Likewise.
11486
11487 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11488
11489         * recog.c (canonicalize_change_group): Use validate_unshare_change.
11490
11491 2011-03-22  Richard Guenther  <rguenther@suse.de>
11492
11493         * gimple.c (gimple_rhs_class_table): POLYNOMIAL_CHREC is not
11494         a valid RHS.  Make DOT_PROD_EXPR and REALIGN_LOAD_EXPR ternary.
11495         * tree-cfg.c (verify_gimple_assign_ternary): Allow DOT_PROD_EXPR
11496         and REALIGN_LOAD_EXPR.
11497         (verify_gimple_assign_single): Do not allow POLYNOMIAL_CHREC,
11498         DOT_PROD_EXPR or REALIGN_LOAD_EXPR.
11499         * expr.c (expand_expr_real_1): Move REALIGN_LOAD_EXPR and
11500         DOT_PROD_EXPR case ...
11501         (expand_expr_real_2): ... here.
11502         * gimple-pretty-print.c (dump_ternary_rhs): Handle DOT_PROD_EXPR
11503         and REALIGN_LOAD_EXPR.
11504         * tree-data-ref.c (split_constant_offset): Bail out for all CHRECs.
11505         * tree-vect-loop.c (vect_model_reduction_cost): Handle ternaries.
11506         (vect_create_epilog_for_reduction): Likewise.
11507         (vectorizable_reduction): Likewise.
11508         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Adjust.
11509         * tree-vect-stmts.c (vectorizable_load): Likewise.
11510
11511 2011-03-22  Eric Botcazou  <ebotcazou@adacore.com>
11512
11513         * gimplify.c (gimplify_cond_expr): Gimplify COMPOUND_EXPR conditions.
11514
11515 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11516
11517         * config/s390/s390.c (s390_delegitimize_address): Fix offset
11518         handling for PLTOFF/GOTOFF.
11519
11520 2011-03-22  Nick Clifton  <nickc@redhat.com>
11521
11522         * config/i386/cygming.h (SUBTARGET_OVERRIDE_OPTIONS): Remove
11523         trailing backslash from the end of the macro definition.
11524
11525 2011-03-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11526
11527         * config/s390/s390.c (s390_delegitimize_address): Handle PLTOFF
11528         and PLT unspecs.
11529
11530 2011-03-21  Richard Sandiford  <richard.sandiford@linaro.org>
11531
11532         * expr.h (prepare_operand): Move to...
11533         * optabs.h (prepare_operand): ...here and change the insn code
11534         parameter from "int" to "enum insn_code".
11535         (insn_operand_matches): Declare.
11536         * expr.c (init_expr_target): Use insn_operand_matches.
11537         (compress_float_constant): Likewise.
11538         * function.c (safe_insn_predicate, assign_parm_setup_reg): Likewise.
11539         * optabs.c (can_compare_p, prepare_cmp_insn): Likewise.
11540         (emit_cmp_and_jump_insn_1, gen_add2_insn, gen_add3_insn): Likewise.
11541         (have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn):
11542         Likewise.
11543         (gen_cond_trap): Likewise.
11544         (prepare_operand): Likewise.  Change icode to an insn_code.
11545         (insn_operand_matches): New function.
11546         * reload.c (find_reloads_address_1): Use insn_operand_matches.
11547         * reload1.c (gen_reload): Likewise.
11548         * targhooks.c (default_secondary_reload): Likewise.
11549
11550 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
11551
11552         * config/alpha/alpha.md (unspec): New define_c_enum.
11553         (unspecv): Ditto.
11554
11555 2011-03-21  Uros Bizjak  <ubizjak@gmail.com>
11556
11557         PR debug/48214
11558         * config/alpha/alpha.c (alpha_pad_noreturn): Do not emit an unop
11559         between a call and its CALL_ARG_LOCATION note.
11560
11561 2011-03-21  Eric Botcazou  <ebotcazou@adacore.com>
11562
11563         * gimplify.c (gimplify_vla_decl): Set TREE_THIS_NOTRAP flag.
11564
11565 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
11566
11567         PR c/42544
11568         PR c/48197
11569         * c-common.c (shorten_compare): If primopN is first sign-extended
11570         to opN and then zero-extended to result type, set primopN to opN.
11571
11572 2011-03-21  Daniel Jacobowitz  <dan@codesourcery.com>
11573
11574         * config/arm/unwind-arm.c (__gnu_unwind_pr_common): Correct test
11575         for barrier handlers.
11576
11577 2011-03-21  Michael Meissner  <meissner@linux.vnet.ibm.com>
11578
11579         * config/rs6000/rs6000.md (UNSPEC_*, UNSPECV_*): Redefine all
11580         UNSPEC constants to be in the unspec enumeration, and redefine
11581         all UNSPECV constants to be in the unspecv enumeration, so that
11582         dumps print which unspec/unspec_volatile this is.
11583         * config/rs6000/vector.md (UNSPEC_*): Ditto.
11584         * config/rs6000/paired.md (UNSPEC_*): Ditto.
11585         * config/rs6000/vsx.md (UNSPEC_*): Ditto.
11586         * config/rs6000/altivec.md (UNSPEC_*, UNSPECV_*): Ditto.
11587         * config/rs6000/dfp.md (UNSPEC_*): Ditto.
11588
11589         * config/rs6000/rs6000.md (UNSPECV_ISYNC, UNSPECV_LWSYNC): Rename
11590         UNSPEC_ISYNC and UNSPEC_HWSYNC to UNSPECV_ISYNC and
11591         UNSPECV_LWSYNC, since these are used as unspec_volatile.
11592         * config/rs6000/sync.md (isync, lwsync): Ditto.
11593
11594 2011-03-21  Richard Guenther  <rguenther@suse.de>
11595
11596         * params.def (lto-min-partition): Fix typo.
11597
11598 2011-03-21  Richard Guenther  <rguenther@suse.de>
11599
11600         PR c/47939
11601         * c-decl.c (grokdeclarator): Drop to the main variant only
11602         for array types.  Drop flag_gen_aux_info check.
11603
11604 2011-03-21  Richard Guenther  <rguenther@suse.de>
11605
11606         PR translation/47911
11607         * params.def (lto-partitions): Fix typo.
11608         (lto-min-partition): Fix wording.
11609
11610 2011-03-21  Andreas Tobler  <andreast@fgznet.ch>
11611
11612         * config/rs6000/t-freebsd: Remove duplication from file.
11613
11614 2011-03-21  Richard Guenther  <rguenther@suse.de>
11615
11616         PR middle-end/47661
11617         * gimple.c (is_gimple_condexpr): Use tree_could_throw_p.
11618
11619 2011-03-21  Richard Guenther  <rguenther@suse.de>
11620
11621         PR lto/48210
11622         * params.def (lto-partitions): Require at least 1 partition.
11623
11624 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11625
11626         * gthr-solaris.h: Remove.
11627         * gthr.h (_SOLARIS_THREADS): Don't include gthr-solaris.h, remove.
11628         * config/sol2.h (CPP_SUBTARGET_SPEC): Remove -threads support.
11629         (LIB_SPEC): Likewise.
11630         * config/sol2.opt (threads): Remove.
11631         * config.gcc (i[34567]86-*-solaris2*): Remove solaris threads support.
11632         (sparc*-*-solaris2*): Likewise.
11633         * configure.ac (enable_threads): Enable solaris support.
11634         * configure: Regenerate.
11635         * doc/invoke.texi (Option Summary, Solaris 2 Options): Remove -threads.
11636         * doc/install.texi (Configuration, --enable-threads=lib): Remove
11637         solaris.
11638
11639 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11640
11641         * config.gcc: Obsolete *-*-solaris2.8*.
11642         * doc/install.texi (Specific, *-*-solaris2*): Document it.
11643
11644 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11645
11646         PR bootstrap/48135
11647         * doc/install.texi (Prerequisites, Perl): Remove Glob.pm
11648         reference.  Solaris 8 perl works.
11649
11650 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11651
11652         PR bootstrap/48135
11653         * doc/install.texi (Prerequisites): Move jar etc. up.
11654         Explain support library version requirements.
11655
11656 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11657
11658         PR bootstrap/48135
11659         * doc/install.texi (Prerequisites): Move Perl to build
11660         requirements.  Always necessary on Solaris 2 with Sun ld.
11661
11662 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11663
11664         * doc/install.texi (Specific, alpha*-dec-osf5.1): Update for
11665         binutils 2.21.
11666         (Specific, i?86-*-solaris2.[89]): Likewise.
11667         (Specific, i?86-*-solaris2.10): Likewise.
11668         (Specific, mips-sgi-irix6): Likewise.
11669         (Specific, *-*-solaris2*): Remove Sun Studio download URL.
11670         Update for binutils 2.21.
11671
11672 2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11673
11674         * configure.ac (gcc_cv_lto_plugin): Fix typo.
11675         Allow -fuse-linker-plugin for non-default plugin linker.
11676         * configure: Regenerate.
11677
11678 2011-03-21  Nicola Pero  <nicola.pero@meta-innovation.com>
11679
11680         PR bootstrap/48167
11681         * gengtype.c (files_rules): Added rule for cp/parser.h.
11682
11683 2011-03-21  Jakub Jelinek  <jakub@redhat.com>
11684
11685         PR target/48213
11686         * config/s390/s390.c (s390_delegitimize_address): Don't call
11687         lowpart_subreg if orig_x has BLKmode.
11688
11689 2011-03-21  Kai Tietz  <ktietz@redhat.com>
11690
11691         PR target/12171
11692         * doc/plugins.texi: Adjust documentation for plugin register_callback.
11693         * tree.h (attribute_spec): Add new member affects_type_identity.
11694         * attribs.c (empty_attribute_table): Adjust attribute_spec
11695         initializers.
11696         * config/alpha/alpha.c: Likewise.
11697         * config/arc/arc.c: Likewise.
11698         * config/arm/arm.c: Likewise.
11699         * config/avr/avr.c: Likewise.
11700         * config/bfin/bfin.c: Likewise.
11701         * config/crx/crx.c: Likewise.
11702         * config/darwin.h: Likewise.
11703         * config/h8300/h8300.c: Likewise.
11704         * config/i386/cygming.h: Likewise.
11705         * config/i386/i386.c: Likewise.
11706         * config/ia64/ia64.c: Likewise.
11707         * config/m32c/m32c.c: Likewise.
11708         * config/m32r/m32r.c: Likewise.
11709         * config/m68hc11/m68hc11.c: Likewise.
11710         * config/m68k/m68k.c: Likewise.
11711         * config/mcore/mcore.c: Likewise.
11712         * config/mep/mep.c: Likewise.
11713         * config/microblaze/microblaze.c: Likewise.
11714         * config/mips/mips.c: Likewise.
11715         * config/rs6000/rs6000.c: Likewise.
11716         * config/rx/rx.c: Likewise.
11717         * config/sh/sh.c: Likewise.
11718         * config/sol2.h: Likewise.
11719         * config/sparc/sparc.c: Likewise.
11720         * config/spu/spu.c: Likewise.
11721         * config/stormy16/stormy16.c: Likewise.
11722         * config/v850/v850.c: Likewise.
11723
11724 2011-03-21  Chung-Lin Tang  <cltang@codesourcery.com>
11725
11726         * simplify-rtx.c (simplify_binary_operation_1): Handle
11727         (xor (and A B) C) case when B and C are both constants.
11728
11729 2011-03-21  Mingjie Xing  <mingjie.xing@gmail.com>
11730
11731         * tree-dfa.c (add_referenced_var): Fix typo in comment.
11732
11733 2011-03-20  Eric Botcazou  <ebotcazou@adacore.com>
11734
11735         PR bootstrap/48168
11736         * config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.
11737
11738 2011-03-20  Jakub Jelinek  <jakub@redhat.com>
11739
11740         PR rtl-optimization/48156
11741         * df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
11742         assume df and df_lr are not NULL.
11743
11744 2011-03-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
11745
11746         PR debug/48023
11747         * config/arm/arm.c (create_fix_barrier): Do not emit a minipool
11748         between a call and its CALL_ARG_LOCATION note.
11749
11750 2011-03-19  Kaz Kojima  <kkojima@gcc.gnu.org>
11751
11752         PR debug/48178
11753         * config/sh/sh.c (find_barrier): Don't emit a constant pool
11754         between a call and its corresponding CALL_ARG_LOCATION note.
11755
11756 2011-03-19  Anatoly Sokolov  <aesok@post.ru>
11757
11758         * cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
11759         instead of loop. Use HARD_REGISTER_NUM_P predicate.
11760         * haifa-sched.c (setup_ref_regs): Ditto.
11761         * caller-save.c (add_used_regs_1): Ditto.
11762         * dse.c (look_for_hardregs): Ditto.
11763         * df-problems.c (df_simulate_one_insn_forwards): Ditto.
11764         * sched-rgn.c (check_live_1): Ditto.
11765
11766 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
11767
11768         * c-decl.c (diagnose_mismatched_decls): Give an error for
11769         redefining a typedef with variably modified type.
11770
11771 2011-03-18  Joseph Myers  <joseph@codesourcery.com>
11772
11773         * c-decl.c (grokfield): Don't allow typedefs for structures or
11774         unions with no tag by default.
11775         * doc/extend.texi (Unnamed Fields): Update.
11776
11777 2011-03-18  Uros Bizjak  <ubizjak@gmail.com>
11778
11779         * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
11780         Rewrite using indirect functions.
11781         (lwp_slwpcb): Ditto.
11782         * config/i386/sse.md (avx_vextractf128<mode>): Ditto.
11783         (avx_vinsertf128<mode>): Ditto.
11784
11785 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11786
11787         * config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
11788         unspecs.
11789
11790 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11791
11792         * config/s390/s390.c (s390_chunkify_start): Prevent literal pool
11793         splitting between a call and its corresponding CALL_ARG_LOCATION note.
11794
11795 2011-03-18  Maxim Kuvyrkov  <maxim@codesourcery.com>
11796
11797         PR rtl-optimization/48170
11798         * gcse.c (hoist_code): Remove bogus asserts.
11799
11800 2011-03-18  Georg-Johann Lay  <avr@gjlay.de>
11801
11802         * ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
11803         computation for prologue/epilogue.
11804
11805 2011-03-18  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
11806
11807         * Makefile.in (check-consistency): Remove.
11808
11809 2011-03-18  Jakub Jelinek  <jakub@redhat.com>
11810
11811         PR debug/48176
11812         * dwarf2out.c (dwarf2out_finish): Call output_aranges even when
11813         arange_table_in_use is 0, but either text_section_used or
11814         cold_text_section_used is true.  Don't call it if
11815         !info_section_emitted.
11816
11817 2011-03-18  Anatoly Sokolov  <aesok@post.ru>
11818
11819         * config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
11820         FUNCTION_VALUE_REGNO_P): Remove.
11821         * config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
11822         Remove.
11823         * config/avr/avr.c (avr_ret_register): Make static inline.
11824         (avr_function_value_regno_p): New function.
11825         (avr_libcall_value): Make static. Add 'func' argument.
11826         (avr_function_value): Make static. Rename 'func' argument to
11827         'fn_decl_or_type', forward it to avr_libcall_value. Call
11828         avr_ret_register function instead of RET_REGISTER macro.
11829         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
11830
11831 2011-03-18  Jason Merrill  <jason@redhat.com>
11832
11833         PR c++/23372
11834         * gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.
11835
11836 2011-03-18  Richard Guenther  <rguenther@suse.de>
11837
11838         * doc/install.texi (--enable-gold): Remove.
11839         (--with-plugin-ld): Document.
11840         * doc/invoke.texi (-fuse-linker-plugin): Clarify.
11841
11842 2011-03-18  Andrew Pinski  <pinskia@gmail.com>
11843
11844         PR middle-end/47790
11845         * expr.c (optimize_bitfield_assignment_op): Revamp to work
11846         again after expansion changes.
11847
11848 2011-03-18  Chung-Lin Tang  <cltang@codesourcery.com>
11849
11850         * combine.c (try_combine): Do simplification only call of
11851         subst() on i2 even when i1 is present. Update comments.
11852
11853 2011-03-18  Kaz Kojima  <kkojima@gcc.gnu.org>
11854
11855         * config/sh/sh.c (sh_delegitimize_address): Handle UNSPEC_SYMOFF
11856         and UNSPEC_PCREL_SYMOFF.
11857
11858 2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
11859
11860         * config/s390/s390.md: Use define_c_enum for the unspec constant
11861         definitions.
11862
11863 2011-03-18  Richard Henderson  <rth@redhat.com>
11864             Jakub Jelinek  <jakub@redhat.com>
11865
11866         PR bootstrap/48161
11867         * expr.c (expand_expr_addr_expr_1): Use simplify_gen_binary
11868         instead of gen_rtx_PLUS if EXPAND_SUM or EXPAND_INITIALIZER.
11869
11870 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
11871
11872         PR middle-end/47725
11873         * combine.c (cant_combine_insn_p): Don't check zero/sign
11874         extended hard registers.
11875
11876 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
11877
11878         PR middle-end/47725
11879         * combine.c (cant_combine_insn_p): Check zero/sign extended
11880         hard registers.
11881
11882 2011-03-17  Anatoly Sokolov  <aesok@post.ru>
11883
11884         * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
11885         * config/v850/v850-protos.h (v850_output_addr_const_extra): Remove.
11886         * config/v850/v850.c (v850_output_addr_const_extra): Make static.
11887         Change return type to bool.
11888         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
11889
11890 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
11891
11892         PR debug/48163
11893         * var-tracking.c (prepare_call_arguments): If CALL target
11894         is a non-SYMBOL_REF CONSTANT_P, just add that into the list as
11895         pc instead of looking it up using cselib_lookup and use
11896         Pmode for it if x has VOIDmode.
11897         * dwarf2out.c (gen_subprogram_die): If also both first and
11898         second CONCAT arguments are VOIDmode, use mode of CONCAT itself.
11899
11900         PR debug/48163
11901         * function.c (assign_parms): For data.passed_pointer parms
11902         use MEM of data.entry_parm instead of data.entry_parm itself
11903         as DECL_INCOMING_RTL.
11904         * dwarf2out.c (rtl_for_decl_location): Use DECL_INCOMING_RTL
11905         also when passed and declared mode is the same, DECL_RTL
11906         is a MEM with pseudo as address and DECL_INCOMING_RTL is
11907         a MEM too.
11908
11909 2011-03-16  Jeff Law  <law@redhat.com>
11910
11911         PR rtl-optimization/37273
11912         * ira-costs.c (scan_one_insn): Detect constants living in memory and
11913         handle them like argument loads from stack slots.  Do not double
11914         count memory for memory constants and argument loads from stack slots.
11915
11916 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
11917
11918         PR debug/48160
11919         * var-tracking.c (prepare_call_arguments): Check SUBREG.
11920
11921 2011-03-17  H.J. Lu  <hongjiu.lu@intel.com>
11922
11923         PR target/48171
11924         * config/i386/i386.opt: Add Save to -mavx and -mfma.
11925
11926 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
11927
11928         PR bootstrap/48153
11929         * dwarf2out.c (mem_loc_descriptor) <case ENTRY_VALUE>: Return NULL
11930         if dwarf_strict.
11931         (gen_subprogram_die): Don't add call_site DIEs if dwarf_strict.
11932         Clear call_arg_locations and call_arg_loc_last always.
11933
11934         PR middle-end/48152
11935         * var-tracking.c (prepare_call_arguments): If argument needs to be
11936         passed by reference, adjust argtype and mode.
11937
11938 2011-03-17  Richard Guenther  <rguenther@suse.de>
11939
11940         PR middle-end/48134
11941         * tree-ssa.c (insert_debug_temp_for_var_def): If we propagated
11942         a value make sure to fold the statement.
11943
11944 2011-03-17  Chung-Lin Tang  <cltang@codesourcery.com>
11945
11946         PR target/43872
11947         * config/arm/arm.c (arm_get_frame_offsets): Adjust early
11948         return condition with !cfun->calls_alloca.
11949
11950 2011-03-17  Richard Guenther  <rguenther@suse.de>
11951
11952         PR bootstrap/48148
11953         * lto-cgraph.c (input_overwrite_node): Clear the abstract
11954         origin for decls in other ltrans units.
11955         (input_varpool_node): Likewise.
11956
11957 2011-03-17  Richard Guenther  <rguenther@suse.de>
11958
11959         PR middle-end/48165
11960         * tree-object-size.c (compute_object_offset): Properly return
11961         the offset operand of MEM_REFs as sizetype.
11962
11963 2011-03-17  Jakub Jelinek  <jakub@redhat.com>
11964
11965         PR rtl-optimization/48141
11966         * params.def (PARAM_MAX_DSE_ACTIVE_LOCAL_STORES): New.
11967         * dse.c: Include params.h.
11968         (active_local_stores_len): New variable.
11969         (add_wild_read, dse_step1): Clear it when setting active_local_stores
11970         to NULL.
11971         (record_store, check_mem_read_rtx): Decrease it when removing
11972         from the chain.
11973         (scan_insn): Likewise.  Increase it when adding to chain, if it
11974         reaches PARAM_MAX_DSE_ACTIVE_LOCAL_STORES limit, set to 1 and
11975         set active_local_stores to NULL before the addition.
11976         * Makefile.in (dse.o): Depend on $(PARAMS_H).
11977
11978         PR rtl-optimization/48141
11979         * dse.c (record_store): If no positions are needed in an insn
11980         that cannot be deleted, at least unchain it from active_local_stores.
11981
11982 2011-03-16  Dodji Seketeli  <dodji@redhat.com>
11983
11984         PR debug/47510
11985         * dwarf2out.c (strip_naming_typedef): Factorize out of ...
11986         (lookup_type_die_strip_naming_typedef): ... here.
11987         (get_context_die): Use it.
11988         (gen_typedef_die): Add a DW_AT_{,MIPS_}linkage_name attribute to
11989         the anonymous struct named by the naming typedef.
11990
11991 2011-03-16  H.J. Lu  <hongjiu.lu@intel.com>
11992
11993         PR target/48154
11994         * config/i386/i386.c (ix86_builtin_vectorized_function): Check
11995         TARGET_ROUND for BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
11996
11997 2011-03-16  Jeff Law  <law@redhat.com>
11998
11999         * tree-vrp.c (identify_jump_threads): Slightly simplify type
12000         check for operands of conditional.  Allow type to be a pointer.
12001
12002 2011-03-16  Richard Guenther  <rguenther@suse.de>
12003
12004         PR tree-optimization/48149
12005         * fold-const.c (fold_binary_loc): Fold
12006         COMPLEX_EXPR <REALPART_EXPR <x>, IMAGPART_EXPR <x>>.
12007
12008 2011-03-16  Richard Guenther  <rguenther@suse.de>
12009
12010         PR tree-optimization/26134
12011         * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle rewriting
12012         complex part accesses to REALPART_EXPR and IMAGPART_EXPR.
12013         (non_rewritable_mem_ref_base): Handle complex type component
12014         accesses, constrain offsets for vector and complex extracts
12015         more properly.
12016
12017 2011-03-16  Richard Guenther  <rguenther@suse.de>
12018
12019         PR tree-optimization/48146
12020         * tree-ssa-sink.c (sink_code_in_bb): Manually update virtual
12021         operands avoiding the need for renaming.
12022
12023 2011-03-16  Richard Guenther  <rguenther@suse.de>
12024
12025         * gimple-fold.c (maybe_fold_reference): Open-code relevant
12026         constant folding.  Move MEM_REF canonicalization first.
12027         Rely on fold_const_aggregate_ref for initializer folding.
12028         * tree-ssa-ccp.c (ccp_fold): Handle constant vector extracts.
12029
12030 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
12031
12032         PR middle-end/48136
12033         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Make sure
12034         arg0/arg1 or their arguments are always fold converted to matching
12035         types.
12036
12037         * var-tracking.c (prepare_call_arguments): Add ATTRIBUTE_UNUSED
12038         to nargs.
12039
12040 2011-03-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12041
12042         PR lto/46944
12043         * configure.ac (gcc_cv_gld_major_version, gcc_cv_gld_minor):
12044         Handle in-tree gold.
12045         (ld_vers): Extract binutils version for gold.
12046         (gcc_cv_ld_hidden): Handle gold here.
12047         (gcc_cv_lto_plugin): Determine level of linker plugin support.
12048         * configure: Regenerate.
12049         * config.in: Regenerate.
12050         * gcc.c: Only use LTO plugin if HAVE_LTO_PLUGIN > 0, reject
12051         -fuse-linker-plugin otherwise.
12052         (LINK_PLUGIN_SPEC): Define.  Extract from LINK_COMMAND_SPEC.
12053         (LINK_COMMAND_SPEC): Use it.
12054         (main): Only look for LTOPLUGINSONAME if HAVE_LTO_PLUGIN > 0.
12055
12056 2011-03-16  Jakub Jelinek  <jakub@redhat.com>
12057
12058         * emit-rtl.c (try_split): Don't call copy_call_info debug hook.
12059         * calls.c: Remove debug.h include.
12060         (emit_call_1): Don't call virtual_call_token debug hook.
12061         * dwarf2out.c (debug_dcall_section, debug_vcall_section,
12062         dcall_entry, vcall_entry, dcall_table, vcall_table, vcall_insn,
12063         vcall_insn_table, DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION,
12064         size_of_dcall_table, output_dcall_table, size_of_vcall_table,
12065         output_vcall_table, dwarf2out_direct_call, vcall_insn_table_hash,
12066         vcall_insn_table_eq, store_vcall_insn, lookup_vcall_insn,
12067         dwarf2out_virtual_call_token, dwarf2out_copy_call_info,
12068         dwarf2out_virtual_call): Remove.
12069         (dwarf2_debug_hooks): Remove direct_call, virtual_call_token,
12070         copy_call_info and virtual_call hooks.
12071         (dwarf2out_init): Don't initialize vcall_insn_table,
12072         debug_dcall_section and debug_vcall_section.
12073         (prune_unused_types): Don't mark nodes from dcall_table.
12074         (dwarf2out_finish): Don't output dcall or vcall tables.
12075         * final.c (final_scan_insn): Don't call direct_call or
12076         virtual_call debug hooks.
12077         * debug.h (struct gcc_debug_hooks): Remove direct_call,
12078         virtual_call_token, copy_call_info and virtual_call hooks.
12079         (debug_nothing_uid): Remove prototype.
12080         * sdbout.c (sdb_debug_hooks): Remove direct_call, virtual_call_token,
12081         copy_call_info and virtual_call hooks.
12082         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
12083         * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
12084         * debug.c (do_nothing_debug_hooks): Likewise.
12085         (debug_nothing_uid): Remove.
12086         * doc/invoke.texi (-fenable-icf-debug): Remove.
12087         * common.opt (-fenable-icf-debug): Likewise.
12088
12089         * calls.c (emit_call_1): Set MEM_EXPR on call's MEM.
12090         * var-tracking.c (prepare_call_arguments): Use MEM_EXPR on
12091         call's MEM.  Handle functions returning aggregate through a hidden
12092         first pointer.  For virtual calls add clobbered pc to call arguments
12093         chain.
12094         * dwarf2out.c (gen_subprogram_die): Emit
12095         DW_AT_GNU_call_site_target_clobbered if DW_AT_GNU_call_site_target
12096         can't be emitted.
12097
12098         PR debug/45882
12099         * rtl.def (ENTRY_VALUE): Change format from "e" to "0".
12100         * rtl.h (ENTRY_VALUE_EXP): Define.
12101         * rtl.c (rtx_equal_p_cb, rtx_equal_p): Handle ENTRY_VALUE.
12102         * cselib.c (rtx_equal_for_cselib_p, cselib_hash_rtx): Likewise.
12103         * print-rtl.c (print_rtx): Likewise.
12104         * gengtype.c (adjust_field_rtx_def): Likewise.
12105         * var-tracking.c (vt_add_function_parameter): Adjust
12106         gen_rtx_ENTRY_VALUE uses, use ENTRY_VALUE_EXP macro.
12107         * dwarf2out.c (mem_loc_descriptor): Use ENTRY_VALUE_EXP macro.
12108         * cfgexpand.c (expand_debug_expr): If a SSA_NAME without
12109         partition is a default definition of a PARM_DECL, use ENTRY_VALUE
12110         of its DECL_INCOMING_RTL if possible, or its DECL_RTL if set.
12111
12112         * final.c (final_scan_insn): Handle NOTE_INSN_CALL_ARG_LOCATION.
12113         Call var_location debug hook even on CALL_INSNs.
12114         (rest_of_clean_state): Don't print NOTE_INSN_CALL_ARG_LOCATION.
12115         * rtl.def (ENTRY_VALUE): New.
12116         * dwarf2out.c: Include cfglayout.h.
12117         (dwarf_stack_op_name, size_of_loc_descr, output_loc_operands,
12118         output_loc_operands_raw): Handle DW_OP_GNU_entry_value.
12119         (struct call_arg_loc_node): New type.
12120         (call_arg_locations, call_arg_loc_last, block_map, call_site_count,
12121         tail_call_site_count): New variables.
12122         (dwarf_tag_name): Handle DW_TAG_GNU_call_site and
12123         DW_TAG_GNU_call_site_parameter.
12124         (dwarf_attr_name): Handle DW_AT_GNU_call_site_value,
12125         DW_AT_GNU_call_site_data_value, DW_AT_GNU_call_site_target,
12126         DW_AT_GNU_call_site_target_clobbered, DW_AT_GNU_tail_call,
12127         DW_AT_GNU_all_tail_call_sites, DW_AT_GNU_all_call_sites
12128         and DW_AT_GNU_all_source_call_sites.
12129         (mem_loc_descriptor): Handle ENTRY_VALUE.
12130         (add_src_coords_attributes): Don't add enything if
12131         DECL_SOURCE_LOCATION is UNKNOWN_LOCATION.
12132         (dwarf2out_abstract_function): Save and clear call_arg_location,
12133         call_site_count and tail_call_site_count around dwarf2out_decl call.
12134         (gen_call_site_die): New function.
12135         (gen_subprogram_die): Emit DW_TAG_GNU_call_site DIEs for call sites.
12136         (gen_lexical_block_die, gen_inlined_subroutine_die): Update block_map.
12137         (dwarf2out_function_decl): Clear call_arg_locations,
12138         call_arg_loc_last, set call_site_count and tail_call_site_count
12139         to -1 and free block_map.
12140         (dwarf2out_var_location): Handle NOTE_INSN_CALL_ARG_LOCATION and
12141         CALL_INSNs.  Add NOTE_DURING_CALL_P var location notes even when not
12142         followed by any real instructions.
12143         (dwarf2out_begin_function): Set call_site_count and
12144         tail_call_site_count to 0.
12145         (resolve_addr): If DW_AT_abstract_origin of DW_TAG_GNU_call_site
12146         is dw_val_class_addr, attempt to look it up again, for DECL_EXTERNAL
12147         attempt to force a DIE for it and worst case remove the attribute.
12148         (resolve_one_addr): For TREE_CONSTANT_POOL_ADDRESS_P SYMBOL_REFs
12149         check TREE_ASM_WRITTEN of DECL_INITIAL of the decl instead of
12150         the decl itself.
12151         * var-tracking.c: Include tm_p.h.
12152         (vt_stack_adjustments): For calls call note_register_arguments.
12153         (argument_reg_set): New variable.
12154         (add_stores): For MO_VAL_SET of non-tracked regs from argument_reg_set
12155         ensure the VALUE is resolved.
12156         (call_arguments): New variable.
12157         (prepare_call_arguments): New function.
12158         (add_with_sets): For MO_CALL set u.loc from call_arguments and clear it.
12159         (struct expand_loc_callback_data): Add ignore_cur_loc field.
12160         (vt_expand_loc_callback): If ignore_cur_loc, don't look at cur_loc and
12161         always use the best expression.
12162         (vt_expand_loc): Add ignore_cur_loc argument.
12163         (vt_expand_loc_dummy): Clear ignore_cur_loc field.
12164         (emit_note_insn_var_location): Adjust vt_expand_loc callers.
12165         (emit_notes_in_bb) <case MO_CALL>: Add NOTE_INSN_CALL_ARG_LOCATION
12166         note for all calls.
12167         (vt_add_function_parameter): Use cselib_lookup_from_insn.
12168         If dv is a VALUE, enter into hash table also ENTRY_VALUE for the
12169         argument.  Don't call cselib_preserve_only_values and
12170         cselib_reset_table.
12171         (note_register_arguments): New function.
12172         (vt_initialize): Compute argument_reg_set.  Call
12173         vt_add_function_parameters before processing basic blocks instead of
12174         afterwards.  For calls call prepare_call_arguments before calling
12175         cselib_process_insn.
12176         * print-rtl.c (print_rtx): Handle NOTE_INSN_CALL_ARG_LOCATION.
12177         * Makefile.in (dwarf2out.o): Depend on $(CFGLAYOUT_H).
12178         (var-tracking.o): Depend on $(TM_P_H).
12179         * cfglayout.h (insn_scope): New prototype.
12180         * gengtype.c (adjust_field_rtx_def): Handle NOTE_INSN_CALL_ARG_LOCATION.
12181         * cfglayout.c (insn_scope): No longer static.
12182         * insn-notes.def (CALL_ARG_LOCATION): New.
12183         * calls.c (expand_call, emit_library_call_value_1): Put USEs for
12184         MEM arguments into CALL_INSN_FUNCTION_USAGE unconditionally.
12185         * integrate.c (set_block_origin_self, set_block_abstract_flags): Do
12186         nothing for DECL_EXTERNAL BLOCK_VARS.
12187
12188 2011-03-16  Alan Modra  <amodra@gmail.com>
12189
12190         PR target/45844
12191         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Don't
12192         create invalid offset address for vsx splat insn.
12193         * config/rs6000/predicates.md (splat_input_operand): New.
12194         * config/rs6000/vsx.md (vsx_splat_*): Use it.
12195
12196 2011-03-15  Xinliang David Li  <davidxl@google.com>
12197
12198         PR c/47837
12199         * tree-ssa-uninit.c (pred_chain_length_cmp): New function.
12200         (normalize_preds): New function.
12201         (is_use_properly_guarded): Normalize def predicates.
12202
12203 2011-03-15  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
12204
12205         PR target/46788
12206         * config/arm/arm.md (arm_movtas_ze): Use 'L' instead of 'c'
12207         in the output template.
12208
12209 2011-03-15  Richard Guenther  <rguenther@suse.de>
12210
12211         PR middle-end/47650
12212         * tree-pretty-print.c (dump_function_declaration): Properly
12213         dump unprototyped and varargs function types.
12214
12215 2011-03-15  Richard Guenther  <rguenther@suse.de>
12216
12217         PR tree-optimization/13954
12218         * tree-ssa-sccvn.c (vn_reference_lookup_3): Look through memcpy
12219         and friends.
12220
12221 2011-03-15  Richard Guenther  <rguenther@suse.de>
12222
12223         PR tree-optimization/48037
12224         * tree-ssa.c (maybe_rewrite_mem_ref_base): Rewrite vector
12225         selects into BIT_FIELD_REFs.
12226         (non_rewritable_mem_ref_base): Check if a MEM_REF is a
12227         vector select.
12228
12229 2011-03-15  Jakub Jelinek  <jakub@redhat.com>
12230
12231         PR tree-optimization/48129
12232         * builtins.c (fold_builtin_snprintf): Convert to type of
12233         built_in_decls[BUILT_IN_SNPRINTF] retval instead of
12234         implicit_built_in_decls[BUILT_IN_SNPRINTF] retval.
12235
12236 2011-03-15  Richard Guenther  <rguenther@suse.de>
12237
12238         PR tree-optimization/41490
12239         * tree-ssa-dce.c (propagate_necessity): Handle returns without
12240         value but with VUSE.
12241         * tree-ssa-operands.c (parse_ssa_operands): Add a VUSE on all
12242         return statements.
12243         * tree-ssa-sink.c (statement_sink_location): Fix store sinking.
12244         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Handle virtual PHIs.
12245         * tree-tailcall.c (find_tail_calls): Ignore returns.
12246
12247 2011-03-15  Richard Guenther  <rguenther@suse.de>
12248
12249         PR middle-end/48031
12250         * fold-const.c (fold_indirect_ref_1): Do not create new variable-sized
12251         or variable-indexed array accesses when in gimple form.
12252
12253 2011-03-15  Richard Guenther  <rguenther@suse.de>
12254
12255         * config/i386/i386.c (ix86_emit_swdivsf): Implement more efficiently.
12256
12257 2011-03-15  Alan Modra  <amodra@gmail.com>
12258
12259         PR target/48032
12260         * config/rs6000/rs6000.c (offsettable_ok_by_alignment): Do not
12261         presume symbol_refs without a symbol_ref_decl are suitably
12262         aligned, nor other trees we may see here.  Handle anchor symbols.
12263         (legitimate_constant_pool_address_p): Comment.  Add mode param.
12264         Check cmodel=medium addresses.  Adjust all calls.
12265         (rs6000_emit_move): Don't call offsettable_ok_by_alignment on
12266         creating cmodel=medium optimized access to locals.
12267         * config/rs6000/constraints.md (R): Pass QImode to
12268         legitimate_constant_pool_address_p.
12269         * config/rs6000/predicates.md (input_operand): Pass mode to
12270         legitimate_constant_pool_address_p.
12271         * config/rs6000/rs6000-protos.h (legitimate_constant_pool_address_p):
12272         Update prototype.
12273
12274 2011-03-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
12275
12276         PR target/48053
12277         * config/rs6000/rs6000.md (movdi split for 32-bit): Don't split up
12278         64-bit constants being loaded into registers other than GPRs such
12279         as loading 0 into a VSX register.
12280
12281 2011-03-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
12282
12283         * config/sol2.c (solaris_assemble_visibility): Remove obsolete URLs.
12284
12285 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
12286
12287         PR middle-end/47917
12288         * builtins.c (fold_builtin_snprintf): New function.
12289         (fold_builtin_3): Call it for BUILT_IN_SNPRINTF.
12290         (fold_builtin_4): Likewise.
12291
12292         PR middle-end/38878
12293         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Add
12294         STRIP_NOPS on arg0 and arg1.  When optimizing X +- C == X
12295         and C - X == X also strip nops from +/-/p+ operand.
12296         When optimizing -X == C, fold C to arg0's type.
12297
12298         PR debug/47946
12299         * dwarf2out.c (add_bit_offset_attribute): If bit_offset is negative,
12300         emit it as add_AT_int instead of add_AT_unsigned.
12301
12302 2011-03-14  Tom Tromey  <tromey@redhat.com>
12303
12304         * unwind-dw2.c: Include sys/sdt.h if it exists.
12305         (_Unwind_DebugHook): Use STAP_PROBE2.
12306         * config.in, configure: Rebuild.
12307         * configure.ac: Check for sys/sdt.h.
12308
12309 2011-03-14  Uros Bizjak  <ubizjak@gmail.com>
12310
12311         * config/i386/i386.md (ROUND_FLOOR): New constant.
12312         (ROUND_CEIL): Ditto.
12313         (ROUND_TRUNC): Ditto.
12314         (ROUND_MXCSR): Ditto.
12315         (ROUND_NO_EXC): Ditto.
12316         (rint<mode>2): Use new defines instead of numerical constants.
12317         (floor<mode>2): Ditto.
12318         (ceil<mode>2): Ditto.
12319         (btrunc<mode>2): Ditto.
12320         * config/i386/i386-builtin-types.def: Define ROUND function type
12321         aliases.
12322         * config/i386/i386.c (enum ix86_builtins): Add
12323         IX86_BUILTIN_{FLOOR,CEIL,TRUNC,RINT}{PS,PD}{,256} defines.
12324         (struct builtin_description): Add
12325         __builtin_ia32_{floor,ceil,trunc,rint}{pd,ps}{,256} descriptions.
12326         (ix86_expand_sse_round): New static function.
12327         (ix86_expand_args_builtin): Call ix86_expand_sse_round for ROUND
12328         function types.
12329         (ix86_builtin_vectorized_function): Handle
12330         BUILT_IN_{FLOOR,CEIL,TRUNC,RINT}{,F} builtins.
12331
12332 2011-03-14  Tom Tromey  <tromey@redhat.com>
12333
12334         * c-parser.c (c_parser_asm_string_literal): Clear
12335         warn_overlength_strings.
12336
12337 2011-03-14  Tom Tromey  <tromey@redhat.com>
12338
12339         * c-parser.c (disable_extension_diagnostics): Save
12340         warn_overlength_strings.
12341         (restore_extension_diagnostics): Restore warn_overlength_strings.
12342
12343 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
12344
12345         * BASE-VER: Change to 4.7.0.
12346
12347 2011-03-14  Richard Guenther  <rguenther@suse.de>
12348
12349         PR middle-end/48098
12350         * tree.c (build_vector_from_val): Adjust assert to requirements
12351         and reality.
12352
12353 2011-03-14  Jakub Jelinek  <jakub@redhat.com>
12354
12355         PR bootstrap/48102
12356         * graphite-cloog-compat.h (build_cloog_prog): Remove STATE parameter.
12357
12358 2011-03-14  Andreas Tobler  <andreast@fgznet.ch>
12359
12360         * config/rs6000/freebsd.h (RELOCATABLE_NEEDS_FIXUP): Define in
12361         terms of target_flags_explicit. Adjust copyright year.
12362
12363         * config.gcc: Add FreeBSD PowerPC soft-float libgcc bits.
12364         * config/rs6000/t-freebsd: New file. Add override for
12365         LIB2FUNCS_EXTRA.
12366
12367 2011-03-13  Chris Demetriou  <cgd@google.com>
12368
12369         * doc/invoke.texi (-fdiagnostics-show-option): Replace with...
12370         (-fno-diagnostics-show-option): this, to reflect current default.
12371         (-Werror=): Update text about -fno-diagnostics-show-option.
12372
12373 2011-03-12  Peter Bergner  <bergner@vnet.ibm.com>
12374
12375         PR target/48053
12376         * config/rs6000/predicates.md (easy_vector_constant_add_self,
12377         easy_vector_constant_msb): Do not handle V2DImode and V2DFmode.
12378         * config/rs6000/rs6000.c (const_vector_elt_as_int): Add assert that
12379         mode is not V2DImode or V2DFmode.
12380         (vspltis_constant): Do not handle V2DImode and V2DFmode.
12381         (rs6000_expand_vector_init): Replace copy_to_reg with copy_to_mode_reg.
12382         * config/rs6000/rs6000.md (movdi_internal32): Allow setting VSX
12383         registers to 0.
12384         (movdi_internal64): Likewise.
12385
12386 2011-03-12  Sebastian Pop  <sebastian.pop@amd.com>
12387
12388         PR tree-optimization/47127
12389         * graphite-clast-to-gimple.c (build_cloog_prog): Removed state
12390         parameter.
12391         (set_cloog_options): Same.
12392         (scop_to_clast): Same.
12393         (print_clast_stmt): Do not call cloog_state_malloc and
12394         cloog_state_free.
12395         (print_generated_program): Same.
12396         (gloog): Same.
12397         * graphite-clast-to-gimple.h (cloog_state): Declared.
12398         (scop_to_clast): Adjust declaration.
12399         * graphite.c (cloog_state): Defined here.
12400         (graphite_initialize): Call cloog_state_malloc.
12401         (graphite_finalize): Call cloog_state_free.
12402
12403 2011-03-11  Jason Merrill  <jason@redhat.com>
12404
12405         * attribs.c (lookup_attribute_spec): Take const_tree.
12406         * tree.h: Adjust.
12407
12408 2011-03-11  Joseph Myers  <joseph@codesourcery.com>
12409
12410         * config/sparc/sparc.c (sparc_option_override): Use
12411         PROCESSOR_NIAGARA2 not PROCESSOR_NIAGARA for "niagara2".
12412
12413 2011-03-11  Richard Guenther  <rguenther@suse.de>
12414
12415         PR tree-optimization/48067
12416         * tree-ssa-math-opts.c (convert_mult_to_fma): Verify the
12417         multiplication result will be only used once on the target
12418         stmt.
12419
12420 2011-03-11  Richard Guenther  <rguenther@suse.de>
12421
12422         * doc/invoke.texi (max-inline-insns-single): Adjust default value.
12423
12424 2011-03-11  Richard Guenther  <rguenther@suse.de>
12425
12426         PR lto/48073
12427         * tree.c (find_decls_types_r): Do not walk types only reachable
12428         from IDENTIFIER_NODEs.
12429
12430 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
12431
12432         PR middle-end/48044
12433         * ipa.c (cgraph_remove_unreachable_nodes): Enqueue
12434         all vnode->force_output nodes as needed.
12435
12436 2011-03-11  Jason Merrill  <jason@redhat.com>
12437
12438         PR c++/48069
12439         * tree.c (type_hash_eq): Use COMPLETE_TYPE_P, not
12440         COMPLETE_OR_UNBOUND_ARRAY_TYPE_P.
12441
12442 2011-03-11  Martin Jambor  <mjambor@suse.cz>
12443
12444         * cgraphunit.c (verify_cgraph_node): Call cgraph_get_node instead of
12445         cgraph_node.
12446
12447 2011-03-11  Jakub Jelinek  <jakub@redhat.com>
12448
12449         PR tree-optimization/48063
12450         * ipa-inline.c (cgraph_decide_inlining): Don't try to
12451         inline functions called once if !tree_can_inline_p (node->callers).
12452
12453 2011-03-11  Chen Liqin  <liqin.gcc@gmail.com>
12454
12455         * config.gcc (score-*-elf): Add extra_parts .., update tmake_file and
12456         extra_objs.
12457         * config/score/score3.c: Delete.
12458         * config/score/score3.h: Delete.
12459         * config/score/mul-div.S: Delete.
12460         * config/score/sfp-machine.h: Add new file.
12461         * config/score/constraints.md: Add new file.
12462         * config/score/t-score-softfp: Add new file.
12463         * config/score/t-score-elf: Remove score3.o, do not generate multilib.
12464         * config/score/score7.c (score7_const_ok_for_letter_p): Delete.
12465         (score7_extra_constraint): Delete.
12466         (score7_option_override): Remove unused code.
12467         * config/score/score.c: Remove score3 and score5 define and code.
12468         * config/score/score.h: Remove score3 and score5 define and code.
12469         * config/score/score.md: Remove score3 template and unusual insn.
12470         * config/score/score.opt: Remove score3 and score5 options.
12471
12472 2011-03-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
12473
12474         * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Define _REENTRANT
12475         when _HPUX_SOURCE is defined.
12476         (LIB_SPEC): Use -lc instead of -lc_r when -threads is specified.
12477
12478 2011-03-10  Jason Merrill  <jason@redhat.com>
12479
12480         PR c++/48029
12481         * stor-layout.c (layout_type): Don't set structural equality
12482         on arrays of incomplete type.
12483         * tree.c (type_hash_eq): Handle comparing them properly.
12484
12485 2011-03-10  Jakub Jelinek  <jakub@redhat.com>
12486
12487         PR debug/48043
12488         * config/s390/s390.c (s390_delegitimize_address): Make sure the
12489         result mode matches original rtl mode.
12490
12491 2011-03-10  Nick Clifton  <nickc@redhat.com>
12492
12493         * config/rx/rx.md (bitset_in_memory, bitclr_in_memory: Fix timings.
12494         (andsi3, andsi3_flags): Fix timings for three operand alternative.
12495
12496 2011-03-09  Jakub Jelinek  <jakub@redhat.com>
12497
12498         PR rtl-optimization/47866
12499         * expr.c (store_field): If MEM_SCALAR_P (target), don't use
12500         MEM_SET_IN_STRUCT_P (to_rtx, 1), just set MEM_IN_STRUCT_P (to_rtx)
12501         if target wasn't scalar.
12502         * function.c (assign_stack_temp_for_type): Assert that neither
12503         MEM_SCALAR_P nor MEM_IN_STRUCT_P is set previously, set either
12504         MEM_IN_STRUCT_P or MEM_SCALAR_P instead of using MEM_SET_IN_STRUCT_P
12505         macro.
12506         * rtl.h (MEM_SET_IN_STRUCT_P): Removed.
12507
12508 2011-03-09  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
12509
12510         * config/s390/s390-protos.h (s390_label_align): New prototype.
12511         * config/s390/s390.c (s390_label_align): New function.
12512         * config/s390/s390.h (LABEL_ALIGN): New target macro definition.
12513
12514 2011-03-08  Michael Meissner  <meissner@linux.vnet.ibm.com>
12515
12516         PR target/47755
12517         * config/rs6000/rs6000.c (easy_altivec_constant): Correctly handle
12518         V2DI/V2DF constants.  Only all 0's or all 1's are easy.
12519         (output_vec_const_move): Ditto.
12520
12521 2011-03-08  Anatoly Sokolov  <aesok@post.ru>
12522
12523         * config/mips/mips.h (PREFERRED_RELOAD_CLASS): Remove macro.
12524         * config/mips/mips-protos.h (mips_preferred_reload_class): Remove.
12525         * config/mips/mips.c (mips_preferred_reload_class): Make static.
12526         Change 'rclass' argument and result type to reg_class_t.
12527         (TARGET_PREFERRED_RELOAD_CLASS): Define.
12528
12529 2011-03-08  Georg-Johann Lay  <avr@gjlay.de>
12530
12531         * config/avr/avr.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
12532         * config/avr/avr.c (TARGET_REGISTER_MOVE_COST)
12533         (TARGET_MEMORY_MOVE_COST): Define.
12534         (avr_register_move_cost, avr_memory_move_cost): New Functions.
12535
12536 2011-03-08  Jakub Jelinek  <jakub@redhat.com>
12537
12538         PR debug/47881
12539         * ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
12540         removed anything.
12541
12542         PR tree-optimization/48022
12543         * fold-const.c (fold_comparison): Don't call fold_overflow_warning
12544         for EQ/NE_EXPR.
12545
12546 2011-03-07  Jakub Jelinek  <jakub@redhat.com>
12547
12548         PR debug/47991
12549         * var-tracking.c (find_use_val): Return NULL for
12550         cui->sets && cui->store_p BLKmode MEMs.
12551
12552 2011-03-07  Anatoly Sokolov  <aesok@post.ru>
12553
12554         * config/stormy16/stormy16.h (PRINT_OPERAND, PRINT_OPERAND_ADDRESS):
12555         Remove.
12556         * config/stormy16/stormy16-protos.h (xstormy16_print_operand,
12557         xstormy16_print_operand_address): Remove.
12558         * config/stormy16/stormy16.c (xstormy16_print_operand,
12559         xstormy16_print_operand_address): Make static.
12560         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
12561
12562 2011-03-07  Pat Haugen  <pthaugen@us.ibm.com>
12563
12564         PR target/47862
12565         * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
12566         * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Undefine
12567         before definition.
12568
12569 2011-03-07  Zdenek Dvorak  <ook@ucw.cz>
12570
12571         PR bootstrap/48000
12572         * cfgloopmanip.c (fix_bb_placements): Return immediately
12573         if FROM is BASE_LOOP's header.
12574
12575 2011-03-07  Paul Wögerer  <paul_woegerer@mentor.com>
12576
12577         * gimplify.c (gimplify_function_tree): Fix building calls
12578         to __builtin_return_address.
12579
12580 2011-03-07  Alan Modra  <amodra@gmail.com>
12581
12582         * config/rs6000/linux.h (TARGET_ASM_FILE_END): Don't define.
12583         * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Don't define.
12584         * config/rs6000/sysv4.h (TARGET_ASM_FILE_END): Define.
12585         * config/rs6000/rs6000-protos.h (init_cumulative_args): Add fndecl and
12586         return_mode args.
12587         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): Add "escapes".
12588         (INIT_CUMULATIVE_ARGS): Pass FNDECL, VOIDmode.
12589         (INIT_CUMULATIVE_INCOMING_ARGS): Pass current_function_decl, VOIDmode.
12590         (INIT_CUMULATIVE_LIBCALL_ARGS): Pass NULL_TREE, MODE.
12591         * config/rs6000/rs6000.c
12592         (rs6000_elf_end_indicate_exec_stack): Rename to..
12593         (rs6000_elf_file_end): ..this.  Only call file_end_indicate_exec_stack
12594         for POWERPC_LINUX.  Move code emitting .gnu_attribute to here, from..
12595         (rs6000_file_start): ..here.
12596         (rs6000_passes_float, rs6000_passes_vector, rs6000_returns_struct): New
12597         file scope variables.
12598         (call_ABI_of_interest): New function.
12599         (init_cumulative_args): Set above vars when function return value
12600         is a float, vector, or small struct.
12601         (rs6000_function_arg_advance_1): Likewise for function args.
12602         (rs6000_va_start): Set rs6000_passes_float if variable arg function
12603         references float args.
12604
12605 2011-03-07  Mingjie Xing  <mingjie.xing@gmail.com>
12606
12607         * doc/cfg.texi: Remove "See" before @ref.
12608         * doc/invoke.texi: Likewise.
12609
12610 2011-03-05  Jason Merrill  <jason@redhat.com>
12611
12612         * doc/invoke.texi (C++ Dialect Options): Document ABI v5.
12613
12614 2011-03-05  Anthony Green  <green@moxielogic.com>
12615
12616         * config.gcc (moxie-*-elf): Add newlib-stdint.h to tmfile.
12617
12618 2011-03-05  Zdenek Dvorak  <ook@ucw.cz>
12619
12620         PR rtl-optimization/47899
12621         * cfgloopmanip.c (fix_bb_placements): Fix first argument
12622         to flow_loop_nested_p when moving the loop upward.
12623
12624 2011-03-05  Richard Earnshaw  <rearnsha@arm.com>
12625
12626         PR target/47719
12627         * arm.md (movhi_insn_arch4):  Accept any immediate constant.
12628
12629 2011-03-05  Jakub Jelinek  <jakub@redhat.com>
12630
12631         PR tree-optimization/47967
12632         * ipa-cp.c (build_const_val): Return NULL instead of creating
12633         VIEW_CONVERT_EXPR for mismatching sizes.
12634         (ipcp_create_replace_map): Return NULL if build_const_val failed.
12635         (ipcp_insert_stage): If ipcp_create_replace_map returns NULL,
12636         give up on versioning.
12637
12638 2011-03-05  Alan Modra  <amodra@gmail.com>
12639
12640         PR target/47986
12641         * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
12642         full cmodel medium/large lo_sum + high addresses.
12643
12644 2011-03-04  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
12645
12646         * config/s390/s390.c (s390_decompose_address): Reject non-literal
12647         pool references in UNSPEC_LTREL_OFFSET.
12648
12649 2011-03-04  Jan Hubicka  <jh@suse.cz>
12650
12651         PR lto/47497
12652         * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias.
12653         (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here.
12654         * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk):
12655         Add node pointers.
12656         * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias,
12657         cgraph_add_thunk): Add node pointers.
12658         * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are
12659         associated to right node.
12660         (input_node): Update use of cgraph_same_body_alias
12661         and cgraph_add_thunk.
12662
12663 2011-03-04  Changpeng Fang  <changpeng.fang@amd.com>
12664
12665         * config/i386/i386.opt (mprefer-avx128): New flag.
12666         * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit AVX
12667         modes when the flag -mprefer-avx128 is on.
12668
12669 2011-03-04  Richard Sandiford  <richard.sandiford@linaro.org>
12670
12671         * dwarf2out.c (compare_loc_operands): Fix address handling.
12672
12673 2011-03-04  Alan Modra  <amodra@gmail.com>
12674
12675         * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment.
12676
12677 2011-03-04  Richard Guenther  <rguenther@suse.de>
12678
12679         PR middle-end/47968
12680         * expmed.c (extract_bit_field_1): Prefer vector modes that
12681         vec_extract patterns can handle.
12682
12683 2011-03-04  Richard Guenther  <rguenther@suse.de>
12684
12685         PR middle-end/47975
12686         * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P.
12687
12688 2011-03-04  Richard Henderson  <rth@redhat.com>
12689
12690         * explow.c (emit_stack_save): Remove 'after' parameter.
12691         (emit_stack_restore): Likewise.
12692         * expr.h: Update to match.
12693         * builtins.c, calls.c, stmt.c: Likewise.
12694         * config/alpha/alpha.md, config/avr/avr.md: Likewise.
12695         * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise.
12696         * function.c (expand_function_end): Insert the emit_stack_save
12697         sequence before parm_birth_insn instead of after.
12698
12699 2011-03-03  Uros Bizjak  <ubizjak@gmail.com>
12700
12701         * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX.
12702         (ssse3_pmaddubsw128): Ditto.
12703         (ssse3_pmaddubsw): Ditto.
12704
12705 2011-03-03  Steve Ellcey  <sje@cup.hp.com>
12706
12707         * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH
12708
12709 2011-03-03  Jakub Jelinek  <jakub@redhat.com>
12710
12711         PR c/47963
12712         * gimplify.c (omp_add_variable): Only call omp_notice_variable
12713         on TYPE_SIZE_UNIT if it is a DECL.
12714
12715         PR debug/47283
12716         * cfgexpand.c (expand_debug_expr) <case MEM_REF>: If MEM_REF
12717         first operand is not is_gimple_mem_ref_addr, try to fold it.
12718         If the operand still isn't is_gimple_mem_ref_addr, clear
12719         MEM_EXPR on op0.
12720
12721 2011-03-03  Richard Guenther  <rguenther@suse.de>
12722
12723         PR middle-end/47283
12724         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code
12725         match comment.
12726         (refs_may_alias_p_1): For release branches return true if
12727         we are confused by our input.
12728
12729 2011-03-03  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
12730
12731         * config/s390/s390.c (s390_function_value): Rename to ...
12732         (s390_function_and_libcall_value): ... this.
12733         (s390_function_value): New function.
12734         (s390_libcall_value): New function.
12735         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks.
12736         * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove
12737         target macro definitions.
12738         * config/s390/s390-protos.h (s390_function_value): Remove prototype.
12739
12740 2011-03-02  Joseph Myers  <joseph@codesourcery.com>
12741
12742         * config/i386/freebsd64.h (CC1_SPEC): Define.
12743         * config/i386/linux64.h (CC1_SPEC): Define.
12744         * config/i386/x86-64.h (CC1_SPEC): Don't define.
12745
12746 2011-03-02  Anatoly Sokolov  <aesok@post.ru>
12747
12748         * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
12749         Remove.
12750         * config/stormy16/stormy16.c: Include reload.h.
12751         (xstormy16_memory_move_cost): New function.
12752         (TARGET_MEMORY_MOVE_COST): Define.
12753
12754 2011-03-02  Richard Sandiford  <richard.sandiford@linaro.org>
12755
12756         PR rtl-optimization/47925
12757         * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions
12758         with side effects.  Remove the more-specific check for volatile asms.
12759
12760 2011-03-02  Alan Modra  <amodra@gmail.com>
12761
12762         PR target/47935
12763         * config/rs6000/predicates.md (lwa_operand): Check cmodel medium
12764         toc relative addresses for valid offsets.
12765
12766 2011-03-01  Richard Guenther  <rguenther@suse.de>
12767
12768         PR tree-optimization/47890
12769         * tree-vect-loop.c (get_initial_def_for_induction): Set
12770         related stmt properly.
12771
12772 2011-03-01  Richard Guenther  <rguenther@suse.de>
12773
12774         PR lto/47924
12775         * lto-streamer.c (lto_record_common_node): Also register
12776         the canonical type.
12777
12778 2011-03-01  Richard Guenther  <rguenther@suse.de>
12779
12780         PR lto/46911
12781         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
12782         Do not stream DECL_ABSTRACT_ORIGIN.
12783         (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
12784         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
12785         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
12786         Do not stream DECL_ABSTRACT_ORIGIN.
12787         (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION,
12788         BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN.
12789
12790 2011-02-28  Anatoly Sokolov  <aesok@post.ru>
12791
12792         * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE,
12793         FUNCTION_VALUE_REGNO_P): Remove.
12794         * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove.
12795         * config/stormy16/stormy16.c (xstormy16_function_value): Make static.
12796         Add 'outgoing' argument.
12797         (xstormy16_libcall_value, xstormy16_function_value_regno_p): New
12798         function.
12799         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
12800         TARGET_FUNCTION_VALUE_REGNO_P): Define.
12801
12802 2011-02-28  Kai Tietz  <kai.tietz@onevision.com>
12803
12804         PR debug/28047
12805         * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp.
12806         (lookup_filename): Likewise.
12807         * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp.
12808
12809 2011-02-28  Bernd Schmidt  <bernds@codesourcery.com>
12810             Jakub Jelinek  <jakub@redhat.com>
12811
12812         PR middle-end/47893
12813         * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define.
12814         (assign_stack_local_1): Change last argument type to int.
12815         * function.c (assign_stack_local_1): Replace reduce_alignment_ok
12816         argument with kind.  If bit ASLK_RECORD_PAD is not set in it,
12817         don't record padding space into frame_space_list nor use those areas.
12818         (assign_stack_local): Adjust caller.
12819         (assign_stack_temp_for_type): Call assign_stack_local_1 instead
12820         of assign_stack_local, pass 0 as last argument.
12821         * caller-save.c (setup_save_areas): Adjust assign_stack_local_1
12822         callers.
12823
12824 2011-02-28  Jakub Jelinek  <jakub@redhat.com>
12825
12826         PR debug/47283
12827         * cfgexpand.c (convert_debug_memory_address): Add AS parameter.
12828         Use target address_mode and pointer_mode hooks instead of hardcoded
12829         Pmode and ptr_mode.  Handle some simple cases of extending if
12830         POINTERS_EXTEND_UNSIGNED < 0.
12831         (expand_debug_expr) <case MEM_REF, INDIRECT_REF, TARGET_MEM_REF>:
12832         Call convert_debug_memory_address.
12833         (expand_debug_expr) <case ADDR_EXPR>: Pass as to
12834         convert_debug_memory_address.
12835
12836         PR middle-end/46790
12837         * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test.
12838         * configure: Regenerated.
12839         * config.in: Regenerated.
12840         * varasm.c (default_function_section): Return NULL
12841         if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name.
12842
12843 2011-02-28  Martin Jambor  <mjambor@suse.cz>
12844
12845         * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix
12846         the description to match the printed values.
12847
12848 2011-02-28  Richard Guenther  <rguenther@suse.de>
12849
12850         * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT
12851         of the copied scope tree.
12852
12853 2011-02-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
12854
12855         * doc/extend.texi (Function Attributes): Avoid deeply (and
12856         wrongly) nested tables.
12857
12858 2011-02-27  Jakub Jelinek  <jakub@redhat.com>
12859
12860         PR middle-end/47903
12861         * real.c (real_arithmetic) <case PLUS_EXPR, MINUS_EXPR,
12862         MULT_EXPR, RDIV_EXPR>: Clear padding bits in *r first if
12863         r isn't op0 nor op1.
12864
12865 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
12866
12867         * config/avr/avr.md: Remove magic comment for emacs.
12868
12869 2011-02-23  Georg-Johann Lay  <avr@gjlay.de>
12870
12871         PR target/45261
12872         * config/avr/avr.c (avr_option_override): Use error on bad options.
12873         (avr_help): New function.
12874         (TARGET_HELP): Define.
12875
12876 2011-02-22  Georg-Johann Lay  <avr@gjlay.de>
12877
12878         PR target/42240
12879         * config/avr/avr.c (avr_cannot_modify_jumps_p): New function.
12880         (TARGET_CANNOT_MODIFY_JUMPS_P): Define.
12881
12882 2011-02-26  Gerald Pfeifer  <gerald@pfeifer.com>
12883
12884         * doc/invoke.texi (ARC Options): Use CPU instead of cpu.
12885         (ARM Options): Ditto.
12886         (i386 and x86-64 Options): Ditto.
12887         (RX Options): Ditto.
12888         (SPARC Options): Ditto.
12889
12890 2011-02-26  Tijl Coosemans  <tijl@coosemans.org>
12891
12892         * config.gcc (i386-*-freebsd*): Make i486 the default arch on
12893         FreeBSD 6 and later.  Generally use cpu generic.
12894
12895 2011-02-25  Gerald Pfeifer  <gerald@pfeifer.com>
12896
12897         * doc/cpp.texi: Update copyright years.
12898
12899 2011-02-25  Sebastien Bourdeauducq  <sebastien@milkymist.org>
12900
12901         PR target/46898
12902         * config/lm32/lm32.md (ashrsi3): Added needed variable.
12903
12904 2011-02-25  Jon Beniston  <jon@beniston.com>
12905
12906         PR target/46898
12907         * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New.
12908         * config/lm32/lm32.md (ashlsi3): Remove unused variable.
12909         * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New.
12910         (lm32_block_move_inline): Add type cast to remove warning.
12911         (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out.
12912         (gen_int_relational): Move declarations to start of function.
12913
12914 2011-02-25  Eric Botcazou  <ebotcazou@adacore.com>
12915
12916         PR tree-optimization/45470
12917         * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement
12918         can throw internally only.
12919         * tree-vect-stmts.c (vectorizable_call): Likewise.
12920
12921 2011-02-24  Anatoly Sokolov  <aesok@post.ru>
12922
12923         * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS,
12924         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
12925         * config/stormy16/stormy16-protos.h
12926         (xstormy16_preferred_reload_class): Remove.
12927         * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make
12928         static. Change 'rclass' argument and return type to reg_class_t.
12929         (TARGET_PREFERRED_RELOAD_CLASS,
12930         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
12931
12932 2011-02-24  Richard Guenther  <rguenther@suse.de>
12933
12934         * lto-streamer-in.c (input_bb): Do not find referenced vars
12935         in debug statements.
12936
12937 2011-02-23  Jason Merrill  <jason@redhat.com>
12938
12939         * common.opt (fabi-version): Document v5 and v6.
12940
12941 2011-02-23  Richard Guenther  <rguenther@suse.de>
12942
12943         PR tree-optimization/47849
12944         * tree-if-conv.c (main_tree_if_conversion): Free postdom info.
12945
12946 2011-02-23  Jie Zhang  <jie@codesourcery.com>
12947
12948         * opts-common.c (decode_cmdline_option): Print empty string
12949         argument as "" in decoded->orig_option_with_args_text.
12950         * gcc.c (execute): Print empty string argument as ""
12951         in the verbose output.
12952         (do_spec_1): Keep empty string argument.
12953
12954 2011-02-23  Nathan Froyd  <froydnj@codesourcery.com>
12955
12956         * config.gcc: Declare score-* and crx-* obsolete.
12957
12958 2011-02-23  Jie Zhang  <jie@codesourcery.com>
12959
12960         PR rtl-optimization/47763
12961         * web.c (web_main): Ignore naked clobber when replacing register.
12962
12963 2011-02-22  Anatoly Sokolov  <aesok@post.ru>
12964
12965         * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P):
12966         Remove.
12967
12968 2011-02-22  Sebastian Pop  <sebastian.pop@amd.com>
12969
12970         PR doc/47848
12971         * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes.
12972
12973 2011-02-22  Mike Stump  <mikestump@comcast.net>
12974
12975         * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin
12976         assembler.
12977         * configure: Regenerate.
12978
12979 2011-02-21  Chung-Lin Tang  <cltang@codesourcery.com>
12980
12981         PR rtl-optimization/46002
12982         * ira-color.c (update_copy_costs): Change class intersection
12983         test to reg_class_contents[] test of 'hard_regno'.
12984
12985 2011-02-21  Joseph Myers  <joseph@codesourcery.com>
12986
12987         * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather
12988         than Driver option.
12989         * config/hpux11.opt (mt): Likewise.
12990         * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise.
12991         * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise.
12992         * config/vax/elf.opt (mno-asm-pic): Likewise.
12993         * config/vms/vms.opt (map, mvms-return-codes): Likewise.
12994
12995 2011-02-21  Mike Stump  <mikestump@comcast.net>
12996
12997         PR target/47822
12998         * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a
12999         tree so we can get save the type.
13000         * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot
13001         for CFString instead of trying to use past the end of the builtins.
13002         * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise.
13003         * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise.
13004         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise.
13005         * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING):
13006         Rename to darwin_builtin_cfstring.
13007         (darwin_init_cfstring_builtins): Return the built type.
13008
13009 2011-02-21  Uros Bizjak  <ubizjak@gmail.com>
13010
13011         PR target/47840
13012         * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32.
13013         (_mm256_insert_epi64): Use _mm_insert_epi64.
13014
13015 2011-02-21  Anatoly Sokolov  <aesok@post.ru>
13016
13017         * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
13018         * config/stormy16/stormy16-protos.h
13019         (xstormy16_mode_dependent_address_p): Remove.
13020         * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p):
13021         Make static. Change return type to bool. Change argument type to
13022         const_rtx. Remove dead code.
13023         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
13024
13025 2011-02-21  Richard Guenther  <rguenther@suse.de>
13026
13027         PR lto/47820
13028         * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
13029         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
13030         (lto_input_ts_block_tree_pointers): Hook a BLOCK into the
13031         TUs context.
13032         * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers):
13033         Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs.
13034
13035 2011-02-20  Richard Guenther  <rguenther@suse.de>
13036
13037         PR lto/47822
13038         * tree.c (free_lang_data_in_decl): Clean builtins from
13039         the TU decl BLOCK_VARS.
13040
13041 2011-02-19  Alexandre Oliva  <aoliva@redhat.com>
13042
13043         PR debug/47620
13044         PR debug/47630
13045         * haifa-sched.c (fix_tick_ready): Skip tick computation
13046         for debug insns.
13047
13048 2011-02-19  Richard Guenther  <rguenther@suse.de>
13049
13050         PR lto/47647
13051         * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers):
13052         Remove lazy BLOCK_VARS streaming.
13053         (lto_input_ts_block_tree_pointers): Likewise.
13054         * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise.
13055
13056 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
13057
13058         * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h.
13059
13060 2011-02-19  Joseph Myers  <joseph@codesourcery.com>
13061
13062         * config/i386/biarch32.h, config/i386/mach.h,
13063         config/rs6000/aix.opt, config/sh/superh64.h: Remove.
13064
13065 2011-02-19  Jakub Jelinek  <jakub@redhat.com>
13066
13067         PR target/47800
13068         * config/i386/i386.md (peephole2 for shift and plus): Use
13069         operands[1] original mode in the first insn.
13070
13071 2011-02-18  Mike Stump  <mikestump@comcast.net>
13072
13073         * config/t-darwin (TM_H): Add dependency on darwin-sections.def.
13074
13075 2011-02-18  Jan Hubicka  <jh@suse.cz>
13076
13077         PR middle-end/47788
13078         * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits
13079         to zero when the function is not inlinable at all.
13080
13081 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13082
13083         * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts.
13084         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
13085         pthread_mutex_unlock, pthread_once): Reinstate pthread stubs.
13086         * config/pa/t-pa-hpux11: Add rules to build pthread stubs.
13087         * config/pa/t-pa64: Likewise.
13088         * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
13089
13090 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
13091
13092         PR driver/47787
13093         * gcc.c (default_compilers): Clear combinable field for "@cpp-output".
13094
13095 2011-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13096
13097         PR target/47792
13098         * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name.
13099
13100 2011-02-18  Anatoly Sokolov  <aesok@post.ru>
13101
13102         * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P,
13103         RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P,
13104         LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P,
13105         GO_IF_LEGITIMATE_ADDRESS): Remove macros.
13106         * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define.
13107         (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p,
13108         m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p,
13109         m32r_load_postinc_p, m32r_store_preinc_predec_p,
13110         m32r_legitimate_address_p): New functions.
13111         * config/m32r/constraints.md (constraint "S"): Don't use
13112         STORE_PREINC_PREDEC_P.
13113         (constraint "U"): Don't use LOAD_POSTINC_P.
13114
13115 2011-02-18  Chung-Lin Tang  <cltang@codesourcery.com>
13116
13117         PR rtl-optimization/46178
13118         * ira.c (setup_hard_regno_class): Use ira_class_translate[] to
13119         compute ira_hard_regno_cover_class[].
13120
13121 2011-02-18  Richard Guenther  <rguenther@suse.de>
13122
13123         PR lto/47798
13124         * lto-streamer.h (lto_global_var_decls): Declare.
13125         * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register
13126         statics for global var processing.
13127
13128 2011-02-18  Richard Guenther  <rguenther@suse.de>
13129
13130         PR tree-optimization/47737
13131         * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix
13132         edge dominance check.
13133
13134 2011-02-18  Jakub Jelinek  <jakub@redhat.com>
13135
13136         PR debug/47780
13137         * cfgexpand.c (expand_debug_expr) <case SSA_NAME>: Call copy_rtx to
13138         avoid invalid rtx sharing.
13139
13140 2011-02-18  Gerald Pfeifer  <gerald@pfeifer.com>
13141
13142         * doc/cpp.texi (Obsolete Features): Add background on the
13143         origin of assertions.
13144
13145 2011-02-17  Iain Sandoe  <iains@gcc.gnu.org>
13146
13147         * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for
13148         objc_abi == 2.
13149         * config/darwin.c (output_objc_section_asm_op): Added support for
13150         ABI v1 and v2.
13151         (is_objc_metadata): New.
13152         (darwin_objc2_section): New.
13153         (darwin_objc1_section): New.
13154         (machopic_select_section): Added support for ABI v1 and v2.
13155         (darwin_emit_objc_zeroed): New.
13156         (darwin_output_aligned_bss): Detect objc metadata and treat it
13157         appropriately.
13158         (darwin_asm_output_aligned_decl_common): Same.
13159         (darwin_asm_output_aligned_decl_local): Same.
13160         * config/darwin-sections.def: Updated for ABI v1 and v2.
13161         * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When
13162         compiling Objective-C code for the NeXT runtime, default to using
13163         ABI version 0 for 32-bit, and version 2 for 64-bit.
13164
13165 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
13166
13167         * common.opt (optimize_fast): New Variable.
13168         * opts.c (default_options_optimization): Use opts->x_optimize_fast
13169         instead of local variable ofast.
13170
13171 2011-02-17  Nicola Pero  <nicola.pero@meta-innovation.com>
13172
13173         * doc/invoke.texi (fobjc-abi-version): Documented.
13174         (fobjc-nilcheck): Documented.
13175         (fno-nil-receiver): Updated documentation to refer to the NeXT ABI
13176         version.
13177
13178 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
13179
13180         PR driver/47390
13181         * common.opt (export-dynamic): New Driver option.
13182         * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}.
13183
13184 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
13185
13186         * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*.
13187
13188 2011-02-17  Alexandre Oliva  <aoliva@redhat.com>
13189             Jan Hubicka  <jh@suse.cz>
13190
13191         PR debug/47106
13192         PR debug/47402
13193         * cfgexpand.c (account_used_vars_for_block): Remove.
13194         (estimated_stack_frame_size): Use referenced vars.
13195         * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
13196         that were referenced in the original function.  Test src_fn
13197         rather than cfun.  Drop redundant get_var_ann.
13198         (setup_one_parameter): Drop redundant get_var_ann.
13199         (declare_return_variable): Likewise.
13200         (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
13201         (copy_arguments_for_versioning): Drop redundant get_var_ann.
13202         * ipa-inline.c (compute_inline_parameters): Do not compute
13203         disregard_inline_limits here.
13204         (compute_inlinable_for_current, pass_inlinable): New.
13205         (pass_inline_parameters): Require PROP_referenced_vars.
13206         * cgraphunit.c (cgraph_process_new_functions): Don't run
13207         compute_inline_parameters explicitly unless function is in SSA form.
13208         (cgraph_analyze_function): Set .disregard_inline_limits.
13209         * tree-sra.c (convert_callers): Compute inliner parameters
13210         only for functions already in SSA form.
13211
13212 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
13213
13214         * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle
13215         -mlittle-endian-data.
13216
13217 2011-02-17  Joseph Myers  <joseph@codesourcery.com>
13218
13219         * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and
13220         -mno-fpu, not -fpu and -no-fpu.
13221         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise.
13222         * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise.
13223
13224 2011-02-17  Uros Bizjak  <ubizjak@gmail.com>
13225
13226         PR target/43653
13227         * config/i386/i386.c (ix86_secondary_reload): Handle SSE
13228         input reload with PLUS RTX.
13229
13230 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
13231
13232         * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead
13233         of InverseVar(MDMX).
13234
13235 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
13236
13237         * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of
13238         --m4-340.
13239
13240 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
13241
13242         * config/mn10300/mn10300.opt (mno-crt0): New.
13243
13244 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
13245
13246         * config/m68k/uclinux.opt (static-libc): New Driver option.
13247
13248 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
13249
13250         * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*.
13251
13252 2011-02-16  Joseph Myers  <joseph@codesourcery.com>
13253
13254         * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of
13255         %{muser-extend-enabled}.
13256
13257 2011-02-16  Richard Guenther  <rguenther@suse.de>
13258
13259         PR tree-optimization/47738
13260         * tree-ssa-loop.c (run_tree_predictive_commoning): Return
13261         the TODO from tree_predictive_commoning.
13262
13263 2011-02-15  Jeff Law  <law@redhat.com>
13264
13265         Revert
13266         2011-01-25  Jeff Law  <law@redhat.com>
13267
13268         PR rtl-optimization/37273
13269         * ira-costs.c (scan_one_insn): Detect constants living in memory and
13270         handle them like argument loads from stack slots.  Do not double
13271         count memory for memory constants and argument loads from stack slots.
13272
13273 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
13274
13275         PR middle-end/47725
13276         * combine.c (cant_combine_insn_p): Revert the last change.
13277
13278 2011-02-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
13279
13280         PR target/47755
13281         * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI
13282         mode for vector constants.  Remove code that checks for TImode.
13283
13284 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
13285
13286         PR debug/47106
13287         PR debug/47402
13288         * cgraph.h (compute_inline_parameters): Return void.
13289         * ipa-inline.c (compute_inline_parameters): Adjust.
13290
13291 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
13292
13293         PR debug/47106
13294         PR debug/47402
13295         * tree-inline.h (estimated_stack_frame_size): Take cgraph node
13296         rather than decl.
13297         * cfgexpand.c (estimated_stack_frame_size): Likewise.
13298         * ipa-inline.c (compute_inline_parameters): Adjust.
13299
13300 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
13301
13302         PR debug/47106
13303         PR debug/47402
13304         * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument.
13305         Adjust all users.  Pass FN to...
13306         * tree-flow-inline.h (first_referenced_var): ... this.  Add
13307         fn argument.
13308         * ipa-struct-reorg.c: Adjust.
13309         * tree-dfa.c: Adjust.
13310         * tree-into-ssa.c: Adjust.
13311         * tree-sra.c: Adjust.
13312         * tree-ssa-alias.c: Adjust.
13313         * tree-ssa-live.c: Adjust.
13314         * tree-ssa.c: Adjust.
13315         * tree-ssanames.c: Adjust.
13316         * tree-tailcall.c: Adjust.
13317
13318 2011-02-15  Alexandre Oliva  <aoliva@redhat.com>
13319
13320         PR debug/47106
13321         PR debug/47402
13322         * tree-flow.h (referenced_var_lookup): Add fn parameter.
13323         Adjust all callers.
13324         * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun.
13325         * tree-flow-inline.h: Adjust.
13326         * gimple-pretty-print.c: Adjust.
13327         * tree-into-ssa.c: Adjust.
13328         * tree-ssa.c: Adjust.
13329         * cfgexpand.c: Adjust.
13330
13331 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
13332
13333         * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete.
13334         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
13335         (EXTRA_CONSTRAINT): Delete.
13336         * config/iq2000/constraints.md: New file.
13337         * config/iq2000/iq2000.md: Include it.
13338         (define_insn ""): Delete.
13339         (movsi_internal2, movhi_internal2, movqi_internal2): Delete
13340         unsupported constraint letters from patterns.
13341         (call_value, call_value_internal1): Likewise.
13342         (call_value_multiple_internal1): Likewise.
13343
13344 2011-02-15  Nick Clifton  <nickc@redhat.com>
13345
13346         * config/mn10300/mn10300.c: Include tm-constrs.h.
13347         (struct liw_data): New data structure describing an LIW candidate
13348         instruction.
13349         (extract_bundle): Use struct liw_data.  Allow small integer
13350         operands for some instructions.
13351         (check_liw_constraints): Use struct liw_data.  Remove swapped
13352         parameter.  Add comments describing the checks.  Fix bug when
13353         assigning the source of liw1 to the source of liw2.
13354         (liw_candidate): Delete.  Code moved into extract_bundle.
13355         (mn10300_bundle_liw): Use struct liw_data.  Check constraints
13356         before swapping.
13357         * config/mn10300/predicates.md (liw_operand): New predicate.
13358         Allows registers and small integer constants.
13359         * config/mn10300/constraints.md (O): New constraint.  Accetps
13360         integers in the range -8 to +7 inclusive.
13361         * config/mn10300/mn10300.md (movesi_internal): Add an alternative
13362         for moving a small integer into a register.  Give this alternative
13363         LIW attributes.
13364         (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise.
13365         (ashlsi3): Likewise, plus give LIW attributes to the alternatives
13366         using the J,K,L and M constraints,
13367         (liw): Remove SI mode on second operands to allow for HI and QI
13368         mode values.
13369         (cmp_liw, liw_cmp): Likewise.  Plus fix order of operands in the
13370         instruction.
13371
13372 2011-02-15  H.J. Lu  <hongjiu.lu@intel.com>
13373
13374         PR middle-end/47725
13375         * combine.c (cant_combine_insn_p): Check zero/sign extended
13376         hard registers.
13377
13378 2011-02-15  Richard Guenther  <rguenther@suse.de>
13379
13380         PR tree-optimization/47743
13381         * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number
13382         for a non-type-compatible VN lookup bail out.
13383
13384 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
13385
13386         * config/fr30/constraints.md: New file.
13387         * config/fr30/fr30.md: Include it.
13388         * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete.
13389         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
13390         (EXTRA_CONSTRAINT): Delete.
13391
13392 2011-02-15  Nathan Froyd  <froydnj@codesourcery.com>
13393
13394         * config/frv/constraints.md: New file.
13395         * config/frv/predicates.md: Include it.
13396         * config/frv/frv.c (reg_class_from_letter): Delete.
13397         (frv_option_override): Don't initialize it.
13398         * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete.
13399         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete.
13400         (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete.
13401         (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
13402         (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete.
13403         (CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
13404         (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete.
13405         (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete.
13406         (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete.
13407         (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete.
13408         (REG_CLASS_FROM_CONSTRAINT): Delete.
13409
13410 2011-02-15  Jakub Jelinek  <jakub@redhat.com>
13411
13412         PR middle-end/47581
13413         * config/i386/i386.c (ix86_compute_frame_size): Don't align offset
13414         if frame size is 0 in a leaf function.
13415
13416 2011-02-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13417
13418         PR pch/14940
13419         * config/alpha/host-osf.c: New file.
13420         * config/alpha/x-osf: New file.
13421         * config.host (alpha*-dec-osf*): Use it.
13422
13423 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
13424
13425         * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
13426         * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove.
13427         * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to...
13428         (rx_mode_dependent_address_p): ...this. Make static. Change argument
13429         type to const_rtx.
13430         (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
13431
13432 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
13433
13434         * config/stormy16/constraints.md: New file.
13435         * config/stormy16/predicates.md (nonimmediate_nonstack_operand):
13436         Use satisfies_constraint_Q and satisfies_constraint_R.
13437         * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p):
13438         Delete.
13439         (xstormy16_legitiamte_address_p): Declare.
13440         * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete.
13441         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
13442         (EXTRA_CONSTRAINT): Delete.
13443         * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
13444         Un-staticize.
13445         (xstormy16_extra_constraint_p): Delete.
13446
13447 2011-02-14  Eric Botcazou  <ebotcazou@adacore.com>
13448
13449         PR tree-optimization/46494
13450         * loop-unroll.c (split_edge_and_insert): Adjust comment.
13451         * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info.
13452         (pass_rtl_loop_done): Add TODO_verify_flow.
13453         * fwprop.c (pass_rtl_fwprop): Likewise.
13454         * modulo-sched.c (pass_sms): Likewise.
13455         * tree-ssa-dom.c (pass_dominator): Likewise.
13456         * tree-ssa-loop-ch.c (pass_ch): Likewise.
13457         * tree-ssa-loop.c (pass_complete_unrolli): Likewise.
13458         (pass_tree_loop_done): Likewise.
13459         * tree-ssa-pre.c (execute_pre): Likewise.
13460         * tree-ssa-reassoc.c (pass_reassoc): Likewise.
13461         * tree-ssa-sink.c (pass_sink_code): Likewise.
13462         * tree-vrp.c (pass_vrp): Likewise.
13463
13464 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
13465
13466         * config/v850/constraints.md: New file.
13467         * config/v850/v850.md: Include it.
13468         * config/v850/predicates.md (reg_or_0_operand): Use
13469         satisfies_constraint_G.
13470         (special_symbolref_operand): Use satisfies_constraint_K.
13471         * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p.
13472         (GO_IF_LEGITIMATE_ADDRESS): Likewise.
13473         (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete.
13474         (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete.
13475         (EXTRA_CONSTRAINT): Delete.
13476         (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint.
13477         (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise.
13478         (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise.
13479
13480 2011-02-14  Anatoly Sokolov  <aesok@post.ru>
13481
13482         PR target/47696
13483         * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device
13484         description.
13485
13486 2011-02-14  Nathan Froyd  <froydnj@codesourcery.com>
13487
13488         * config/mcore/constraints.md: New file.
13489         * config/mcore/mcore.md: Include it.
13490         * config/mcore/mcore.c (reg_class_from_letter): Delete.
13491         * config/mcore/mcore.h (reg_class_from_letter): Delete.
13492         (REG_CLASS_FROM_LETTER): Delete.
13493         (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use
13494         insn_const_int_ok_for_constraint.
13495         (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise.
13496         (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise.
13497         (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete.
13498         (EXTRA_CONSTRAINT): Delete.
13499
13500 2011-02-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13501
13502         PR ada/41929
13503         * config/sparc/sol2-unwind.h: Include <sys/frame.h>, <sys/stack.h>
13504         (IS_SIGHANDLER): Define.
13505         (sparc64_is_sighandler): New function, split off from
13506         sparc64_fallback_frame_state.
13507         (sparc_is_sighandler): New function, split off from
13508         sparc_fallback_frame_state.
13509         (sparc64_fallback_frame_state): Merge with ...
13510         (sparc_fallback_frame_state): ... this into ...
13511         (MD_FALLBACK_FRAME_STATE_FOR): ... this.
13512         Change new_cfa to long.  Remove regs_off, fpu_save_off, fpu_save.
13513         Define nframes, mctx.  Use IS_SIGHANDLER, handler_args, mctx, walk
13514         stack instead of hardcoded offsets.
13515
13516 2011-02-14  Andriy Gapon  <avg@freebsd.org>
13517
13518         PR target/45808
13519         * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case.
13520
13521 2011-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
13522
13523         * configure: Regenerate.
13524
13525 2011-02-12  Joseph Myers  <joseph@codesourcery.com>
13526
13527         PR driver/45731
13528         * gcc.c (asm_options): Correct spec matching --target-help.
13529
13530 2011-02-12  Martin Jambor  <mjambor@suse.cz>
13531
13532         * tree-cfg.c (verify_gimple_call): Return true upon invalid argument
13533         to gimple call error.
13534
13535 2011-02-12  Mike Stump  <mikestump@comcast.net>
13536
13537         * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize
13538         comments in backslash regions.
13539
13540 2011-02-12  Mike Stump  <mikestump@comcast.net>
13541             Jakub Jelinek  <jakub@redhat.com>
13542             Iain Sandoe  <iains@gcc.gnu.org>
13543
13544         PR target/47324
13545         * dwarf2out.c (output_cfa_loc): When required, apply the
13546         DWARF2_FRAME_REG_OUT macro to adjust register numbers.
13547         (output_loc_sequence): Likewise.
13548         (output_loc_operands_raw): Likewise.
13549         (output_loc_sequence_raw): Likewise.
13550         (output_cfa_loc): Likewise.
13551         (output_loc_list): Suppress register number adjustment when
13552         calling output_loc_sequence()
13553         (output_die): Likewise.
13554
13555 2011-02-12  Anatoly Sokolov  <aesok@post.ru>
13556
13557         * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST):
13558         Remove macros.
13559         * config/xtensa/xtensa.c (xtensa_register_move_cost,
13560         xtensa_memory_move_cost): New functions.
13561         (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define.
13562
13563 2011-02-12  Alexandre Oliva  <aoliva@redhat.com>
13564
13565         PR lto/47225
13566         * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la
13567         in the current directory.
13568         * configure: Rebuilt.
13569
13570 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
13571
13572         * config/darwin.c (darwin_override_options): Add a hunk missed
13573         from the commit of r168571.  Trim comment line lengths and
13574         correct indents of the preceding block.
13575
13576 2011-02-12  Iain Sandoe  <iains@gcc.gnu.org>
13577
13578         * gcc.c (driver_handle_option): Concatenate the argument to -F with
13579         the switch.
13580
13581 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
13582
13583         * common.opt (nostartfiles): New Driver option.
13584
13585 2011-02-11  Xinliang David Li  <davidxl@google.com>
13586
13587         PR tree-optimization/47707
13588         * tree-chrec.c (convert_affine_scev): Keep type precision.
13589
13590 2011-02-11  Eric Botcazou  <ebotcazou@adacore.com>
13591
13592         PR tree-optimization/47420
13593         * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX.
13594
13595 2011-02-11  Pat Haugen  <pthaugen@us.ibm.com>
13596
13597         PR rtl-optimization/47614
13598         * rtl.h (check_for_inc_dec): Declare.
13599         * dse.c (check_for_inc_dec): Externalize...
13600         * postreload.c (reload_cse_simplify): ...use it before deleting stmt.
13601         (reload_cse_simplify_operands): Don't simplify opnds with side effects.
13602
13603 2011-02-11  Joseph Myers  <joseph@codesourcery.com>
13604
13605         PR driver/47678
13606         * gcc.c (main): Do not compile inputs if there were errors in
13607         option handling.
13608         * opts-common.c (read_cmdline_option): Check for wrong language
13609         after other error checks.
13610
13611 2011-02-11  Nathan Froyd  <froydnj@codesourcery.com>
13612
13613         * cgraph.c: Fix comment typos.
13614         * cgraph.h: Likewise.
13615         * cgraphunit.c: Likewise.
13616         * ipa-cp.c: Likewise.
13617         * ipa-inline.c: Likewise.
13618         * ipa-prop.c: Likewise.
13619         * ipa-pure-const.c: Likewise.
13620         * ipa-ref.c: Likewise.
13621         * ipa-reference.c: Likewise.
13622
13623 2011-02-11  Jakub Jelinek  <jakub@redhat.com>
13624
13625         PR debug/47684
13626         * tree-predcom.c (single_nonlooparound_use): Ignore debug uses.
13627
13628 2011-02-11  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13629
13630         PR testsuite/47400
13631         * doc/sourcebuild.texi (Require Support): Document
13632         dg-require-ascii-locale.
13633
13634 2011-02-11  Mingjie Xing  <mingjie.xing@gmail.com>
13635
13636         * doc/lto.texi (Write summary): Fix missing parentheses.
13637
13638 2011-02-10  DJ Delorie  <dj@redhat.com>
13639
13640         * config/m32c/m32c.c (m32c_option_override): Disable
13641         -fcombine-stack-adjustments until flag value tracking and compare
13642         optimization can be rewritten.
13643
13644 2011-02-10  Peter Bergner  <bergner@vnet.ibm.com>
13645
13646         * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to
13647         PROCESSOR_POWER7.
13648         (PROCESSOR_DEFAULT64): Likewise.
13649
13650 2011-02-10  Richard Henderson  <rth@redhat.com>
13651
13652         * config/rx/predicates.md (rx_zs_comparison_operator): Revert
13653         change from 2011-02-03.
13654         * config/rx/rx.c (flags_from_code): Likewise.
13655         (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag
13656         is valid, n/pz otherwise.
13657         (rx_select_cc_mode): Return CCmode if Y is not zero.
13658
13659 2011-02-10  Richard Guenther  <rguenther@suse.de>
13660
13661         * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8.
13662
13663 2011-02-10  Richard Guenther  <rguenther@suse.de>
13664
13665         PR tree-optimization/47677
13666         * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps.
13667
13668 2011-02-10  Jakub Jelinek  <jakub@redhat.com>
13669
13670         PR target/47665
13671         * combine.c (make_compound_operation): Only change shifts into
13672         multiplication for SCALAR_INT_MODE_P.
13673
13674 2011-02-10  Jie Zhang  <jie@codesourcery.com>
13675
13676         PR testsuite/47622
13677         Revert
13678         2011-02-05  Jie Zhang  <jie@codesourcery.com>
13679         PR debug/42631
13680         * web.c (entry_register): Don't clobber the number of the
13681         first uninitialized reference in used[].
13682
13683 2011-02-09  Richard Guenther  <rguenther@suse.de>
13684
13685         PR tree-optimization/47664
13686         * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit
13687         all edges again.
13688
13689 2011-02-09  David Edelsohn  <dje.gcc@gmail.com>
13690
13691         PR target/46481
13692         PR target/47032
13693         * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to
13694         PROCESSOR_POWER7.
13695         (PROCESSOR_DEFAULT64): Same.
13696         (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete.
13697
13698 2011-02-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
13699
13700         * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define.
13701
13702 2011-02-09  Martin Jambor  <mjambor@suse.cz>
13703
13704         PR middle-end/45505
13705         * tree-sra.c (struct access): New flags grp_scalar_read and
13706         grp_scalar_write.  Changed description of assignment read and write
13707         flags.
13708         (dump_access): Dump new flags, reorder all of them.
13709         (sort_and_splice_var_accesses): Set the new flag accordingly, use them
13710         to detect multiple scalar reads.
13711         (analyze_access_subtree): Use the new scalar read write flags instead
13712         of the old flags.  Adjusted comments.
13713
13714 2011-02-08  DJ Delorie  <dj@redhat.com>
13715
13716         PR target/47548
13717         * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim
13718         patterns.
13719
13720 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
13721
13722         * config/m68k/uclinux.opt: New.
13723         * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt.
13724
13725 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
13726
13727         * config/cris/elf.opt (sim): New Driver option.
13728
13729 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
13730
13731         * config/xtensa/elf.opt: New.
13732         * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt.
13733
13734 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
13735
13736         * config/vax/elf.opt: New.
13737         * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt.
13738
13739 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
13740
13741         * config/rs6000/aix64.opt (posix, pthread): New Driver options.
13742
13743 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
13744
13745         * config/gnu-user.opt: New.
13746         * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu |
13747         *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu,
13748         *-*-uclinux*): Use gnu-user.opt.
13749
13750 2011-02-08  Thomas Schwinge  <thomas@schwinge.name>
13751
13752         * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option.
13753         * config/i386/gnu.h (CPP_SPEC): Likewise.
13754
13755 2011-02-08  Ian Lance Taylor  <iant@google.com>
13756
13757         * common.opt (fcx-limited-range): Add SetByCombined flag.
13758         (ffinite-math-only, fmath-errno, frounding-math): Likewise.
13759         (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise.
13760         (fassociative-math, freciprocal-math): Likewise.
13761         (funsafe-math-optimizations): Likewise.
13762         * opth-gen.awk: Handle SetByCombined.
13763         * optc-gen.awk: Likewise.
13764         * opts.c (set_fast_math_flags): Don't override flag if set by frontend.
13765         (set_unsafe_math_optimizations_flags): Likewise.
13766         * doc/options.texi (Option properties): Document SetByCombined.
13767
13768 2011-02-08  Joseph Myers  <joseph@codesourcery.com>
13769
13770         * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*,
13771         i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe,
13772         m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*,
13773         m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*,
13774         sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete.
13775
13776 2011-02-08  Sebastian Pop  <sebastian.pop@amd.com>
13777
13778         PR tree-optimization/46834
13779         PR tree-optimization/46994
13780         PR tree-optimization/46995
13781         * graphite-sese-to-poly.c (used_outside_reduction): New.
13782         (detect_commutative_reduction): Call used_outside_reduction.
13783         (rewrite_commutative_reductions_out_of_ssa_close_phi): Call
13784         translate_scalar_reduction_to_array only when at least one
13785         loop-phi/close-phi tuple has been detected.
13786
13787 2011-02-08  Richard Guenther  <rguenther@suse.de>
13788
13789         PR middle-end/47639
13790         * tree-vect-generic.c (expand_vector_operations_1): Update
13791         stmts here ...
13792         (expand_vector_operations): ... not here.  Cleanup EH info
13793         and the CFG if required.
13794
13795 2011-02-08  Richard Guenther  <rguenther@suse.de>
13796
13797         PR tree-optimization/47641
13798         * tree-ssa.c (execute_update_addresses_taken): For asm outputs
13799         require type compatibility.
13800
13801 2011-02-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
13802
13803         * gimple-low.c (lower_function_body): Don't remove the location of
13804         the return statement here.
13805         (lower_gimple_return): Do it here instead but only if the return
13806         statement is actually used twice.
13807
13808 2011-02-08  Richard Guenther  <rguenther@suse.de>
13809
13810         PR tree-optimization/47632
13811         * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove
13812         unused up_to_stmt parameter, return whether cfg-cleanup is
13813         necessary, remove EH info properly.
13814         (forward_propagate_into_gimple_cond): Adjust caller.
13815         (forward_propagate_into_cond): Likewise.
13816         (forward_propagate_comparison): Likewise.
13817         (tree_ssa_forward_propagate_single_use_vars): Make
13818         forward_propagate_comparison case similar to the two others.
13819
13820 2011-02-08  Nick Clifton  <nickc@redhat.com>
13821
13822         * config/mn10300/mn10300.opt (mliw): New command line option.
13823         * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec.
13824         (liw_bundling): New automaton.
13825         (liw): New attribute.
13826         (liw_op): New attribute.
13827         (liw_op1, liw_op2, liw_both, liw_either): New reservations.
13828         (movsi_internal): Add LIW attributes.
13829         (andsi3): Likewise.
13830         (iorsi3): Likewise.
13831         (xorsi3): Likewise.
13832         (addsi3): Separate register and immediate alternatives.
13833         Add LIW attributes.
13834         (subsi3): Likewise.
13835         (cmpsi): Likewise.
13836         (aslsi3): Likewise.
13837         (lshrsi3): Likewise.
13838         (ashrsi3): Likewise.
13839         (liw): New pattern.
13840         * config/mn10300/mn10300.c (liw_op_names): New
13841         (mn10300_print_operand): Handle 'W' operand descriptor.
13842         (extract_bundle): New function.
13843         (check_liw_constraints): New function.
13844         (liw_candidate): New function.
13845         (mn10300_bundle_liw): New function.
13846         (mn10300_reorg): New function.
13847         (TARGET_MACHINE_DEPENDENT_REORG): Define.
13848         (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW.
13849         * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define
13850         __LIW__ or __NO_LIW__.
13851         * doc/invoke.texi: Describe the -mliw command line option.
13852
13853 2011-02-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13854
13855         * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts.
13856         * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock,
13857         pthread_mutex_unlock): Remove.
13858         * config/pa/t-pa-hpux11: Remove rules to build pthread stubs.
13859         * config/pa/t-pa64: Likewise.
13860         * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against
13861         shared libc if not linking against libpthread.
13862         * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
13863
13864 2011-02-07  Iain Sandoe  <iains@gcc.gnu.org>
13865
13866         PR target/47558
13867         * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first
13868         on 10.6 and later to ensure that we always use the unwinder from
13869         the system.  Only add -no_compact_unwind when tarteting darwin
13870         10.6 or later.
13871
13872 2011-02-07  Steve Ellcey  <sje@cup.hp.com>
13873
13874         PR target/46997
13875         * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN.
13876         (vec_interleave_lowv2sf): Ditto.
13877         (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check.
13878         (vec_extract_oddv2sf): Ditto.
13879
13880 2011-02-07  Mike Stump  <mikestump@comcast.net>
13881
13882         PR target/42333
13883         Add __ieee_divdc3 entry point.
13884         * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3
13885         entry point.
13886         (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins.
13887         * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise.
13888         * config/darwin.c (darwin_rename_builtins): Add.
13889         * config/darwin-protos.h (darwin_rename_builtins): Add.
13890
13891 2011-02-07  Michael Meissner  <meissner@linux.vnet.ibm.com>
13892
13893         PR target/47636
13894         * config/rs6000/rs6000.md (rsqrt<mode>2): Use the correct macro
13895         for the condition.
13896
13897 2011-02-07  Mike Stump  <mikestump@comcast.net>
13898
13899         * config/darwin.opt (mmacosx-version-min): Update default OS version.
13900
13901 2011-02-07  Denis Chertykov  <chertykov@gmail.com>
13902
13903         PR target/47534
13904         * config/avr/libgcc.S (exit): Move .endfunc
13905
13906 2011-02-07  Richard Guenther  <rguenther@suse.de>
13907
13908         PR tree-optimization/47615
13909         * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument.
13910         * tree-ssa-sccvn.c (default_vn_walk_kind): New global.
13911         (run_scc_vn): Initialize it.
13912         (visit_reference_op_load): Use it.
13913         * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE.
13914
13915 2011-02-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
13916
13917         * config/spu/spu.c (spu_init_libfuncs): Install SImode and
13918         DImode trapping arithmetic libfuncs.
13919
13920 2011-02-07  Richard Guenther  <rguenther@suse.de>
13921
13922         PR tree-optimization/47621
13923         * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from
13924         two duplicates ...
13925         (execute_update_addresses_taken): ... here.  Make it more
13926         conservative in what we accept.
13927
13928 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
13929
13930         * config/sparc/freebsd.h (ASM_SPEC): Define.
13931         * config/sparc/vxworks.h (ASM_SPEC): Define.
13932
13933 2011-02-06  Joseph Myers  <joseph@codesourcery.com>
13934
13935         * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}.
13936
13937 2011-02-06  Steven Bosscher  <steven@gcc.gnu.org>
13938
13939         * doc/invoke.texi: Remove reference to compiler internals from
13940         user documentation.
13941
13942         * reg-notes.def: Remove REG_VALUE_PROFILE.
13943         * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE.
13944
13945 2011-02-05  Jakub Jelinek  <jakub@redhat.com>
13946
13947         PR middle-end/47610
13948         * varasm.c (default_section_type_flags): If decl is NULL,
13949         and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit.
13950
13951 2011-02-05  Jie Zhang  <jie@codesourcery.com>
13952
13953         PR debug/42631
13954         * web.c (entry_register): Don't clobber the number of the
13955         first uninitialized reference in used[].
13956
13957 2011-02-04  Sebastian Pop  <sebastian.pop@amd.com>
13958
13959         PR tree-optimization/46194
13960         * tree-data-ref.c (analyze_miv_subscript): Remove comment.
13961         (build_classic_dist_vector_1): Do not represent classic distance
13962         vectors when the access functions are variating in different loops.
13963
13964 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
13965
13966         * config/mips/iris6.opt: New.
13967         * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt.
13968
13969 2011-02-04  Richard Henderson  <rth@redhat.com>
13970             Steve Ellcey  <sje@cup.hp.com>
13971
13972         PR target/46997
13973         * config/ia64/predicates.md (mux1_brcst_element): New.
13974         * config/ia64/ia64-protos.h (ia64_unpack_assemble): New.
13975         * config/ia64/ia64.c (ia64_unpack_assemble): New.
13976         (ia64_unpack_sign): New.
13977         (ia64_expand_unpack): Rewrite using new routines.
13978         (ia64_expand_widen_sum): Ditto.
13979         (ia64_expand_dot_prod_v8qi): Ditto.
13980         * config/ia64/vect.md (mulv8qi3): Rewrite to use new
13981         routines, add endian check.
13982         (pmpy2_even): Rename from pmpy2_r, add endian check.
13983         (pmpy2_odd): Rename from pmpy2_l, add endian check.
13984         (vec_widen_smult_lo_v4hi): Rewrite using new routines.
13985         (vec_widen_smult_hi_v4hi): Ditto.
13986         (vec_widen_umult_lo_v4hi): Ditto.
13987         (vec_widen_umult_hi_v4hi): Ditto.
13988         (mulv2si3): Change endian checks.
13989         (sdot_prodv4hi): Rewrite with new calls.
13990         (udot_prodv4hi): New.
13991         (vec_pack_ssat_v4hi): Add endian check.
13992         (vec_pack_usat_v4hi): Ditto.
13993         (vec_pack_ssat_v2si): Ditto.
13994         (max1_even): Rename from max1_r, add endian check.
13995         (max1_odd): Rename from max1_l, add endian check.
13996         (*mux1_rev): Format change.
13997         (*mux1_mix): Ditto.
13998         (*mux1_shuf): Ditto.
13999         (*mux1_alt): Ditto.
14000         (*mux1_brcst_v8qi): Use new predicate.
14001         (vec_extract_evenv8qi): Remove endian check.
14002         (vec_extract_oddv8qi): Ditto.
14003         (vec_interleave_lowv4hi): Format change.
14004         (vec_interleave_highv4hi): Ditto.
14005         (mix2_even): Rename from mix2_r, add endian check.
14006         (mix2_odd): Rename from mux2_l, add endian check.
14007         (*mux2): Fix mask setting for TARGET_BIG_ENDIAN.
14008         (vec_extract_evenodd_helper): Format change.
14009         (vec_extract_evenv4hi): Remove endian check.
14010         (vec_extract_oddv4hi): Remove endian check.
14011         (vec_interleave_lowv2si): Format change.
14012         (vec_interleave_highv2si): Format change.
14013         (vec_initv2si): Remove endian check.
14014         (vecinit_v2si): Add endian check.
14015         (reduc_splus_v2sf): Add endian check.
14016         (reduc_smax_v2sf): Ditto.
14017         (reduc_smin_v2sf): Ditto.
14018         (vec_initv2sf): Remove endian check.
14019         (fpack): Add endian check.
14020         (fswap): Add endian check.
14021         (vec_interleave_highv2sf): Add endian check.
14022         (vec_interleave_lowv2sf): Add endian check.
14023         (fmix_lr): Add endian check.
14024         (vec_setv2sf): Format change.
14025         (*vec_extractv2sf_0_be): Use shift to extract operand.
14026         (*vec_extractv2sf_1_be): New.
14027         (vec_pack_trunc_v4hi): Add endian check.
14028         (vec_pack_trunc_v2si): Format change.
14029
14030 2011-02-04  Jakub Jelinek  <jakub@redhat.com>
14031
14032         PR inline-asm/23200
14033         * tree-ssa-ter.c (is_replaceable_p): Add TER argument.  Don't
14034         do bb, locus and block comparison and disallow loads if it is not set.
14035         (stmt_is_replaceable_p): New function.
14036         (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p
14037         callers.
14038         * expr.c (expand_expr_real_1) <case SSA_NAME>: If
14039         get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use
14040         SSA_NAME_DEF_STMT.
14041         * tree-flow.h (stmt_is_replaceable_p): New prototype.
14042
14043 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
14044
14045         * config/rs6000/xilinx.opt: New.
14046         * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt.
14047
14048 2011-02-04  Joseph Myers  <joseph@codesourcery.com>
14049
14050         * config/mips/mips.opt (EB, EL, noasmopt): New Driver options.
14051
14052 2011-02-03  Anatoly Sokolov  <aesok@post.ru>
14053
14054         * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS,
14055         PREFERRED_OUTPUT_RELOAD_CLASS): Remove.
14056         * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class,
14057         secondary_reload_info, xtensa_secondary_reload): Remove.
14058         * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS,
14059         TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define.
14060         (xtensa_preferred_reload_class): Make static. Change return and
14061         'rclass' argument type to reg_class_t. Remove 'isoutput' argument.
14062         Use CONST_DOUBLE_P predicate.
14063         (xtensa_preferred_output_reload_class): New function.
14064         (xtensa_secondary_reload): Make static.
14065
14066 2011-02-03  Joseph Myers  <joseph@codesourcery.com>
14067
14068         * config/microblaze/microblaze.opt (Zxl-mode-bootstrap,
14069         Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel,
14070         Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options.
14071
14072 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
14073
14074         PR middle-end/31490
14075         * output.h (SECTION_RELRO): Define.
14076         (SECTION_MACH_DEP): Adjust.
14077         (get_variable_section): New prototype.
14078         * varpool.c (varpool_finalize_named_section_flags): New function.
14079         (varpool_assemble_pending_decls): Call it.
14080         * cgraph.h (varpool_finalize_named_section_flags): New prototype.
14081         * cgraphunit.c (cgraph_output_in_order): Call
14082         varpool_finalize_named_section_flags.
14083         * varasm.c (get_section): Allow section flags conflicts between
14084         relro and read-only sections if the section hasn't been declared yet.
14085         Set SECTION_OVERRIDE after diagnosing section type conflict.
14086         (get_variable_section): No longer static.
14087         (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
14088         readonly sections that need relocations.
14089         (decl_readonly_section_1): New function.
14090         (decl_readonly_section): Use it.
14091
14092         Revert:
14093         2010-11-17  Dinar Temirbulatov  <dtemirbulatov@gmail.com>
14094                     Steve Ellcey  <sje@cup.hp.com>
14095
14096         PR middle-end/31490
14097         * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
14098         if section attribute used.
14099
14100 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
14101
14102         * config/darwin.h (SECTION_NO_ANCHOR): Remove.
14103         * config/darwin.c (SECTION_NO_ANCHOR): Define.
14104         (darwin_init_sections): Remove assertion.
14105
14106 2011-02-03  Nick Clifton  <nickc@redhat.com>
14107
14108         * config/rx/predicates.md (rx_zs_comparison_operator): Remove
14109         lt and ge.
14110         * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode.
14111         * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes
14112         instead of "n" and "pz".
14113         (flags_from_code): LT and GE tests need CC_FLAG_O as well as
14114         CC_FLAG_S.
14115
14116 2011-02-03  Jakub Jelinek  <jakub@redhat.com>
14117
14118         PR target/47312
14119         * expr.c (expand_expr_real_2) <case FMA_EXPR>: If target doesn't expand
14120         fma, expand FMA_EXPR as fma{,f,l} call.
14121
14122         PR lto/47274
14123         * lto-streamer-out.c (write_symbol): When writing kind and visibility,
14124         copy them into a unsigned char variable and pass address of it to
14125         lto_output_data_stream.
14126
14127         PR target/47564
14128         * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
14129         around backend_init_target and lang_dependent_init_target calls.
14130         * cgraphunit.c (cgraph_debug_gimple_stmt): New function.
14131         (verify_cgraph_node): Don't call set_cfun here.  Use
14132         cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
14133         Set error_found for incorrectly represented calls to thunks.
14134
14135 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
14136
14137         PR debug/43092
14138         PR rtl-optimization/43494
14139         * rtl.h (for_each_inc_dec_fn): New type.
14140         (for_each_inc_dec): Declare.
14141         * rtlanal.c (struct for_each_inc_dec_ops): New type.
14142         (for_each_inc_dec_find_inc_dec): New fn.
14143         (for_each_inc_dec_find_mem): New fn.
14144         (for_each_inc_dec): New fn.
14145         * dse.c (struct insn_size): Remove.
14146         (replace_inc_dec, replace_inc_dec_mem): Remove.
14147         (emit_inc_dec_insn_before): New fn.
14148         (check_for_inc_dec): Use it, along with for_each_inc_dec.
14149         (canon_address): Pass mem modes to cselib_lookup.
14150         * cselib.h (cselib_lookup): Add memmode argument.  Adjust callers.
14151         (cselib_lookup_from_insn): Likewise.
14152         (cselib_subst_to_values): Likewise.
14153         * cselib.c (find_slot_memmode): New var.
14154         (cselib_find_slot): New fn.  Use it instead of
14155         htab_find_slot_with_hash everywhere.
14156         (entry_and_rtx_equal_p): Use find_slot_memmode.
14157         (autoinc_split): New fn.
14158         (rtx_equal_for_cselib_p): Rename and implement in terms of...
14159         (rtx_equal_for_cselib_1): ... this.  Take memmode, pass it on.
14160         Deal with autoinc.  Special-case recursion into MEMs.
14161         (cselib_hash_rtx): Likewise.
14162         (cselib_lookup_mem): Infer pmode from address mode.  Distinguish
14163         address and MEM modes.
14164         (cselib_subst_to_values): Add memmode, pass it on.
14165         Deal with autoinc.
14166         (cselib_lookup): Add memmode argument, pass it on.
14167         (cselib_lookup_from_insn): Add memmode.
14168         (cselib_invalidate_rtx): Discard obsolete push_operand handling.
14169         (struct cselib_record_autoinc_data): New.
14170         (cselib_record_autoinc_cb): New fn.
14171         (cselib_record_sets): Use it, along with for_each_inc_dec.  Pass MEM
14172         mode to cselib_lookup.  Reset autoinced REGs here instead of...
14173         (cselib_process_insn): ... here.
14174         * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode
14175         to cselib_lookup.
14176         (add_uses): Likewise, also to cselib_subst_to_values.
14177         (add_stores): Likewise.
14178         * sched-deps.c  (add_insn_mem_dependence): Pass mode to
14179         cselib_subst_to_values.
14180         (sched_analyze_1, sched_analyze_2): Likewise.  Adjusted.
14181         * gcse.c (do_local_cprop): Adjusted.
14182         * postreload.c (reload_cse_simplify_set): Adjusted.
14183         (reload_cse_simplify_operands): Adjusted.
14184         * sel-sched-dump (debug_mem_addr_value): Pass mode.
14185
14186 2011-02-03  Alexandre Oliva  <aoliva@redhat.com>
14187
14188         PR tree-optimization/45122
14189         * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make
14190         unsafe assumptions when there's more than one loop exit.
14191
14192 2011-02-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
14193
14194         PR target/47272
14195         * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions):
14196         Document using vector double with the load/store builtins, and
14197         that the load/store builtins always use Altivec instructions.
14198
14199         * config/rs6000/vector.md (vector_altivec_load_<mode>): New insns
14200         to use altivec memory instructions, even on VSX.
14201         (vector_altivec_store_<mode>): Ditto.
14202
14203         * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New
14204         function.
14205
14206         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14207         V2DF, V2DI support to load/store overloaded builtins.
14208
14209         * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add
14210         altivec load/store builtins for V2DF/V2DI types.
14211
14212         * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
14213         set avoid indexed addresses on power6 if -maltivec.
14214         (altivec_expand_ld_builtin): Add V2DF, V2DI support, use
14215         vector_altivec_load/vector_altivec_store builtins.
14216         (altivec_expand_st_builtin): Ditto.
14217         (altivec_expand_builtin): Add VSX memory builtins.
14218         (rs6000_init_builtins): Add V2DI types to internal types.
14219         (altivec_init_builtins): Add support for V2DF/V2DI altivec
14220         load/store builtins.
14221         (rs6000_address_for_altivec): Insure memory address is appropriate
14222         for Altivec.
14223
14224         * config/rs6000/vsx.md (vsx_load_<mode>): New expanders for
14225         vec_vsx_ld and vec_vsx_st.
14226         (vsx_store_<mode>): Ditto.
14227
14228         * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type
14229         variables to hold long long types for VSX vector memory builtins.
14230         (RS6000_BTI_unsigned_long_long): Ditto.
14231         (long_long_integer_type_internal_node): Ditti.
14232         (long_long_unsigned_type_internal_node): Ditti.
14233
14234         * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC.
14235         (altivec_lvx_<mode>): Make altivec_lvx use a mode iterator.
14236         (altivec_stvx_<mode>): Make altivec_stvx use a mode iterator.
14237
14238         * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin
14239         short cuts.
14240         (vec_vsx_st): Ditto.
14241
14242 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
14243
14244         * config/pa/pa-hpux10.opt: New.
14245         * config/hpux11.opt (pthread): New Driver option.
14246         * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options.
14247         * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt.
14248
14249 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
14250
14251         * config/ia64/vms.opt: New.
14252         * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt.
14253
14254 2011-02-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
14255
14256         PR target/47580
14257         * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Use
14258         gpc_reg_operand instead of vsx_register_operand to match rs6000.md
14259         generator functions.
14260         (vsx_floatuns<VSi><mode>2): Ditto.
14261         (vsx_fix_trunc<mode><VSi>2): Ditto.
14262         (vsx_fixuns_trunc<mode><VSi>2): Ditto.
14263
14264 2011-02-02  Joseph Myers  <joseph@codesourcery.com>
14265
14266         * config/i386/djgpp.opt (posix): New Driver option.
14267
14268 2011-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
14269
14270         * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*):
14271         Move to the unsupported targets list.
14272
14273 2011-02-02  Peter Bergner  <bergner@vnet.ibm.com>
14274
14275         PR rtl-optimization/47525
14276         * df-scan.c: Update copyright years.
14277         (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE
14278         and non-clobber DF_REF_REG_DEF for calls to const and pure functions.
14279
14280 2011-02-02  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14281
14282         * config/i386/sysv4.h (TARGET_VERSION): Remove.
14283         (SUBTARGET_RETURN_IN_MEMORY): Remove.
14284         (ASM_OUTPUT_ASCII): Remove.
14285         * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef.
14286
14287 2011-02-02  Jeff Law  <law@redhat.com>
14288
14289         PR middle-end/47543
14290         * reload.c (find_reloads_address): Handle reg+d address where both
14291         components are invalid by reloading the entire address.
14292
14293 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
14294             Richard Guenther  <rguenther@suse.de>
14295
14296         PR tree-optimization/40979
14297         PR bootstrap/47044
14298         * passes.c (init_optimization_passes): After LIM call copy_prop
14299         and DCE to clean up.
14300         * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.
14301
14302 2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
14303
14304         PR tree-optimization/47576
14305         PR tree-optimization/47555
14306         * doc/invoke.texi (scev-max-expr-complexity): Documented.
14307         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
14308         (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared.
14309         * tree-scalar-evolution.c (follow_ssa_edge): Use
14310         PARAM_SCEV_MAX_EXPR_COMPLEXITY.
14311
14312 2011-02-02  Richard Guenther  <rguenther@suse.de>
14313
14314         PR tree-optimization/47566
14315         * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs.
14316
14317 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
14318
14319         PR debug/47106
14320         PR debug/47402
14321         * tree-inline.c (declare_return_variable): Remove unused caller
14322         variable.
14323
14324         PR debug/47106
14325         PR debug/47402
14326         * tree-flow-inline.h (clear_is_used, is_used_p): New.
14327         * cfgexpand.c (account_used_vars_for_block): Use them.
14328         * tree-nrv.c (tree_nrv): Likewise.
14329         * tree-ssa-live.c (remove_unused_scope_block_p): Likewise.
14330         (dump_scope_block): Likewise.
14331         (remove_unused_locals): Likewise.
14332
14333         PR debug/47106
14334         PR debug/47402
14335         * tree-inline.c (declare_return_variable): Add result decl to
14336         local decls only once.
14337         * gimple-low.c (record_vars_into): Mark newly-created variables
14338         as referenced.
14339
14340 2011-02-02  Alexandre Oliva  <aoliva@redhat.com>
14341
14342         PR debug/47498
14343         PR debug/47501
14344         PR debug/45136
14345         PR debug/45130
14346         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
14347         debug insns.
14348         (no_real_insns_p, schedule_block, set_priorities): Drop special
14349         treatment of boundary debug insns.
14350         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
14351         * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns.
14352         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
14353         (BOUNDARY_DEBUG_INSN_P): Likewise.
14354         (SCHEDULE_DEBUG_INSN_P): Likewise.
14355         * sched-rgn.c (init_ready_list): Drop special treatment of
14356         boundary debug insns.
14357         * final.c (rest_of_clean_state): Clear notes' BB.
14358
14359 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
14360
14361         * config/openbsd.opt (assert=): New Driver option.
14362
14363 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
14364
14365         * config/i386/nto.opt: New.
14366         * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt.
14367
14368 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
14369
14370         * config/i386/netware.opt: New.
14371         * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt.
14372
14373 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
14374
14375         * config/interix.opt (posix): New Driver option.
14376
14377 2011-02-01  DJ Delorie  <dj@redhat.com>
14378
14379         * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition.
14380
14381         * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
14382         class for A0/A1.
14383
14384 2011-02-01  Sebastian Pop  <sebastian.pop@amd.com>
14385
14386         PR tree-optimization/47561
14387         * toplev.c (process_options): Print the Graphite flags.  Add
14388         flag_loop_flatten to the list of options requiring Graphite.
14389
14390 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
14391
14392         * config/i386/cygming.opt (posix): New Driver option.
14393
14394 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
14395
14396         * config/arm/vxworks.opt: New.
14397         * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt.
14398
14399 2011-02-01  Joseph Myers  <joseph@codesourcery.com>
14400
14401         * config/alpha/elf.opt: New.
14402         * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*,
14403         alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt.
14404
14405 2011-02-01  Richard Guenther  <rguenther@suse.de>
14406
14407         PR tree-optimization/47559
14408         * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform
14409         store-motion on references that can throw.
14410
14411 2011-02-01  Bernd Schmidt  <bernds@codesourcery.com>
14412
14413         * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB.
14414         * tree-pass.h (TDF_CSELIB): New macro.
14415         * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1,
14416         cselib_lookup): Check for it rather than for TDF_DETAILS.
14417
14418 2011-02-01  H.J. Lu  <hongjiu.lu@intel.com>
14419
14420         PR driver/47547
14421         * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output
14422         is HOST_BIT_BUCKET.
14423
14424         * opts.c (finish_options): Don't add x_aux_base_name if it is
14425         HOST_BIT_BUCKET.
14426
14427 2011-02-01  Richard Guenther  <rguenther@suse.de>
14428
14429         PR tree-optimization/47555
14430         Revert
14431         2010-07-15  Sebastian Pop  <sebastian.pop@amd.com>
14432
14433         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100.
14434
14435 2011-02-01  Sebastien Bourdeauducq  <sebastien@milkymist.org>
14436
14437         PR gcc/46692
14438         * config/lm32/t-lm32: Add multilib for all CPU options.
14439
14440 2011-02-01  Richard Guenther  <rguenther@suse.de>
14441
14442         PR tree-optimization/47541
14443         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
14444         sure to have a field at offset zero.
14445
14446 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
14447
14448         * config/arc/arc.opt (EB, EL): New Driver options.
14449
14450 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
14451
14452         * config/alpha/osf5.opt: New.
14453         * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt.
14454
14455 2011-01-31  Joseph Myers  <joseph@codesourcery.com>
14456
14457         * config/vms/vms.opt (map, mvms-return-codes): New Driver options.
14458
14459 2011-01-31  Sebastian Pop  <sebastian.pop@amd.com>
14460
14461         * common.opt (ftree-loop-linear): Use Alias to make it an alias of
14462         -floop-interchange.
14463         * invoke.texi (-ftree-loop-linear): Make it clear that this flag
14464         is an alias of -floop-interchange and that it requires the
14465         Graphite infrastructure.
14466         * tree-ssa-loop.c (gate_graphite_transforms): Do not set
14467         flag_loop_interchange based on the value of flag_tree_loop_linear.
14468
14469 2011-01-31  Jakub Jelinek  <jakub@redhat.com>
14470             Richard Guenther  <rguenther@suse.de>
14471
14472         PR tree-optimization/47538
14473         * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use
14474         type instead of r1type, except for comparisons.  For right
14475         shifts and comparisons punt if there are mismatches in
14476         sizetype vs. non-sizetype types.
14477
14478 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14479
14480         * doc/sourcebuild.texi (Effective-Target Keywords): Document
14481         avx_runtime.
14482
14483 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14484
14485         * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld
14486         version number.
14487         * configure: Regenerate.
14488
14489 2011-01-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14490
14491         * configure.ac (gcc_cv_ld_static_option): Define.
14492         (gcc_cv_ld_dynamic_option): Define.
14493         (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive
14494         instead.
14495         (HAVE_LD_STATIC_DYNAMIC): Update message.
14496         (LD_STATIC_OPTION): Define.
14497         (LD_DYNAMIC_OPTION): Define.
14498         * configure: Regenerate.
14499         * config.in: Regenerate.
14500         * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS &&
14501         HAVE_LD_STATIC_DYNAMIC]: Use them.
14502
14503 2011-01-31  Nick Clifton  <nickc@redhat.com>
14504
14505         * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered
14506         registers inside interrupt handlers if the handler is not a leaf
14507         function.
14508
14509 2011-01-31  Nick Clifton  <nickc@redhat.com>
14510
14511         * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for
14512         reg_renumber returning an INVALID_REGNUM.
14513
14514 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
14515
14516         PR libgcj/44341
14517         * doc/install.texi: Document host options discarded when cross
14518         configuring target libraries.
14519
14520 2011-01-31  Alexandre Oliva  <aoliva@redhat.com>
14521
14522         Reverted:
14523         2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
14524         PR debug/45136
14525         PR debug/45130
14526         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
14527         debug insns.
14528         (no_real_insns_p, schedule_block, set_priorities): Drop special
14529         treatment of boundary debug insns.
14530         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
14531         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
14532         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
14533         (BOUNDARY_DEBUG_INSN_P): Likewise.
14534         (SCHEDULE_DEBUG_INSN_P): Likewise.
14535         * sched-rgn.c (init_ready_list): Drop special treatment of
14536         boundary debug insns.
14537         * final.c (rest_of_clean-state): Clear notes' BB.
14538
14539 2011-01-31  Alan Modra  <amodra@gmail.com>
14540
14541         * config/rs6000/rs6000.c (print_operand): Rearrange addends in
14542         toc relative expressions as we do in print_operand_address.
14543
14544 2011-01-30  Kazu Hirata  <kazu@codesourcery.com>
14545
14546         * doc/extend.texi: Follow spelling conventions.
14547         * doc/invoke.texi: Fix a typo.
14548
14549 2011-01-30  Joseph Myers  <joseph@codesourcery.com>
14550
14551         * config/hpux11.opt: New.
14552         * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*,
14553         ia64*-*-hpux*): Use hpux11.opt.
14554
14555 2011-01-30  Jonathan Yong  <jon_y@users.sourceforge.net>
14556
14557         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules
14558         to tmake_file.
14559
14560 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
14561
14562         * doc/install.texi (hppa-hp-hpux10): Remove references to HP
14563         support sites.
14564
14565 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
14566
14567         * doc/install.texi (Binaries): Remove outdated reference for
14568         Motorola 68HC11/68HC12 downloads.
14569
14570 2011-01-30  Gerald Pfeifer  <gerald@pfeifer.com>
14571
14572         * doc/extend.texi (Thread-Local): Adjust reference to Ulrich
14573         Drepper's paper.
14574
14575 2011-01-29  Jonathan Wakely  <jwakely.gcc@gmail.com>
14576
14577         PR bootstrap/47147
14578         * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as
14579         used by NetBSD.
14580
14581 2011-01-28  Ahmad Sharif  <asharif@google.com>
14582
14583         * value-prof.c (check_counter): Corrected error message.
14584
14585 2011-01-29  Jie Zhang  <jie@codesourcery.com>
14586
14587         * config/arm/arm.c (arm_legitimize_reload_address): New.
14588         * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
14589         arm_legitimize_reload_address.
14590         * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare.
14591
14592 2011-01-28  Ian Lance Taylor  <iant@google.com>
14593
14594         * godump.c (go_define): Ignore macros whose definitions include
14595         two adjacent operands.
14596
14597 2011-01-28  Jakub Jelinek  <jakub@redhat.com>
14598
14599         PR target/42894
14600         * varasm.c (force_const_mem): Store copy of x in desc->constant
14601         instead of x itself.
14602         * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst
14603         itself into REG_EQUAL note.
14604
14605 2011-01-28  Joseph Myers  <joseph@codesourcery.com>
14606
14607         * config/freebsd.opt (posix, rdynamic): New Driver options.
14608
14609 2011-01-28  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
14610
14611         * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports
14612         -Bstatic/-Bdynamic.
14613         * configure: Regenerate.
14614
14615 2011-01-27  Joseph Myers  <joseph@codesourcery.com>
14616
14617         * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile.
14618         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile.
14619
14620 2011-01-27  Anatoly Sokolov  <aesok@post.ru>
14621
14622         * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove.
14623         * config/s390/s390-protos.h (s390_preferred_reload_class): Remove.
14624         * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
14625         (s390_preferred_reload_class): Make static. Change return and
14626         'rclass' argument type to reg_class_t.
14627
14628 2011-01-27  Jan Hubicka  <jh@suse.cz>
14629
14630         PR middle-end/46949
14631         * cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
14632         (process_function_and_variable_attributes): Check defined weakrefs.
14633
14634 2011-01-27  Martin Jambor  <mjambor@suse.cz>
14635
14636         PR tree-optimization/47228
14637         * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of
14638         build_ref_for_offset.
14639
14640 2011-01-27  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
14641
14642         * config/spu/spu-elf.h (ASM_SPEC): Remove.
14643
14644 2011-01-26  Mikael Pettersson  <mikpe@it.uu.se>
14645
14646         PR rtl-optimization/46856
14647         * postreload.c (reload_combine_recognize_const_pattern): Do not
14648         separate cc0 setter and user on cc0 targets.
14649
14650 2011-01-26  Nicola Pero  <nicola.pero@meta-innovation.com>
14651
14652         PR c/43082
14653         * c-typeck.c (c_objc_common_truthvalue_conversion): If we are
14654         passed a VOID_TYPE expression, immediately emit an error and
14655         return error_mark_node.
14656
14657 2011-01-26  Jeff Law  <law@redhat.com>
14658
14659         PR rtl-optimization/47464
14660         * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p
14661         rather than may_trap_p as needed.
14662
14663 2011-01-26  DJ Delorie  <dj@redhat.com>
14664
14665         PR rtl-optimization/46878
14666         * combine.c (insn_a_feeds_b): Check for the implicit cc0
14667         setter/user dependency as well.
14668
14669 2011-01-26  Eric Botcazou  <ebotcazou@adacore.com>
14670
14671         PR rtl-optimization/44469
14672         * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too
14673         after removing trivially dead basic blocks.
14674
14675 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
14676
14677         * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}.
14678         * config/frv/frv.h (LINK_SPEC): Likewise.
14679         * config/i386/netware.h (LINK_SPEC): Likewise.
14680         * config/m68k/linux.h (ASM_SPEC): Likewise.
14681         * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
14682         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
14683         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
14684         * config/sparc/linux.h (ASM_SPEC): Likewise.
14685         * config/sparc/linux64.h (ASM_SPEC): Likewise.
14686         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
14687
14688 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
14689
14690         * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}.
14691         * config/frv/frv.h (ASM_SPEC): Likewise.
14692         * config/m68k/linux.h (ASM_SPEC): Likewise.
14693         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
14694         * config/rs6000/linux64.h (ASM_SPEC): Likewise.
14695         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
14696         * config/sparc/linux.h (ASM_SPEC): Likewise.
14697         * config/sparc/linux64.h (ASM_SPEC): Likewise.
14698         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
14699
14700 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
14701
14702         * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}.
14703         * config/frv/frv.h (LINK_SPEC): Likewise.
14704         * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
14705
14706 2011-01-26  Joseph Myers  <joseph@codesourcery.com>
14707
14708         * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}.
14709         * config/frv/frv.h (ASM_SPEC): Likewise.
14710         * config/i386/sol2-10.h (ASM_SPEC): Likewise.
14711         * config/m68k/linux.h (ASM_SPEC): Likewise.
14712         * config/pa/pa-linux.h (ASM_SPEC): Likewise.
14713         * config/rs6000/linux64.h (ASM_SPEC32): Likewise.
14714         * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
14715         * config/sol2.h (ASM_SPEC): Remove comment about -Yd,.
14716         * config/sparc/linux.h (ASM_SPEC): Likewise.
14717         * config/sparc/linux64.h (ASM_SPEC): Likewise.
14718         * config/sparc/sp-elf.h (ASM_SPEC): Likewise.
14719         * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}.
14720
14721 2011-01-26  Steve Ellcey  <sje@cup.hp.com>
14722
14723         PR target/46997
14724         * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN.
14725         (*mux2): Ditto.
14726         (vec_extract_evenodd_help): Ditto.
14727         (vec_extract_evenv4hi): Ditto.
14728         (vec_extract_oddv4hi): Ditto.
14729         (vec_interleave_lowv2si): Ditto.
14730         (vec_interleave_highv2si): Ditto.
14731         (vec_extract_evenv2si): Ditto.
14732         (vec_extract_oddv2si: Ditto.
14733         (vec_pack_trunc_v2si): Ditto.
14734
14735 2011-01-22  Jan Hubicka  <jh@suse.cz>
14736
14737         PR target/47237
14738         * cgraph.h (cgraph_local_info): New field can_change_signature.
14739         * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee
14740         signature can change.
14741         (ipcp_estimate_growth): Call sequence simplify only if calle signature
14742         can change.
14743         (ipcp_insert_stage): Only compute args_to_skip if signature can change.
14744         (cgraph_function_versioning): We can not change signature of functions
14745         that don't allow that.
14746         * lto-cgraph.c (lto_output_node): Stream local.can_change_signature.
14747         (lto_input_node): Likewise.
14748         * ipa-inline.c (compute_inline_parameters): Compute
14749         local.can_change_signature.
14750         * ipa-split.c (visit_bb): Never split away APPLY_ARGS.
14751         * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on
14752         functions that can not change signature.
14753         * i386.c (ix86_function_regparm, ix86_function_sseregparm,
14754         init_cumulative_args): Do not use local calling conventions
14755         for functions that can not change signature.
14756
14757 2011-01-22  Jan Hubicka  <jh@suse.cz>
14758
14759         * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk.
14760
14761 2011-01-26  Richard Guenther  <rguenther@suse.de>
14762
14763         PR tree-optimization/47190
14764         * cgraphunit.c (process_common_attributes): New function.
14765         (process_function_and_variable_attributes): Use it.
14766
14767 2011-01-26  Richard Guenther  <rguenther@suse.de>
14768
14769         PR lto/47423
14770         * cgraphbuild.c (record_eh_tables): Record reference to personality
14771         function.
14772
14773 2011-01-26  Alexandre Oliva  <aoliva@redhat.com>
14774
14775         PR debug/45454
14776         * sel-sched.c (moveup_expr): Don't let debug insns prevent
14777         non-debug insns from moving up.
14778
14779 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
14780
14781         PR target/40125
14782         * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable
14783         t-dlldir{,-x} fragment for build and add it to tmake_file.
14784         (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
14785         * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc.
14786         * config/i386/t-dlldir: New file.
14787         (SHLIB_DLLDIR): Define.
14788         * config/i386/t-dlldir-x: New file.
14789         (SHLIB_DLLDIR): Define.
14790         * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set.
14791         (SHLIB_INSTALL): Use it.
14792
14793 2011-01-26  Chung-Lin Tang  <cltang@codesourcery.com>
14794
14795         PR target/47246
14796         * config/arm/arm.c (thumb2_legitimate_index_p): Change the
14797         lower bound of the allowed Thumb-2 coprocessor load/store
14798         index range to -256. Add explaining comment.
14799
14800 2011-01-25  Ian Lance Taylor  <iant@google.com>
14801
14802         * godump.c (go_define): Improve lexing of macro expansion to only
14803         accept expressions which match Go spec.
14804
14805 2011-01-26  Dave Korn  <dave.korn.cygwin@gmail.com>
14806
14807         PR c++/43601
14808         * tree.c (handle_dll_attribute): Handle it.
14809         * doc/extend.texi (@item dllexport): Mention it.
14810         * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.
14811
14812 2011-01-25  Ian Lance Taylor  <iant@google.com>
14813
14814         PR tree-optimization/26854
14815         * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl.
14816         (decl_jump_unsafe): Move higher in file, with no other change.
14817         (bind): Set has_jump_unsafe_decl if appropriate.
14818         (update_label_decls): Test has_jump_unsafe_decl to avoid loop.
14819         (check_earlier_gotos): Likewise.
14820         (c_check_switch_jump_warnings): Likewise.
14821
14822 2011-01-25  Jonathan Wakely  <jwakely.gcc@gmail.com>
14823
14824         * doc/invoke.texi (Warning Options): Add missing hyphen.
14825         (-fprofile-dir): Minor grammatical fixes.
14826         (-fbranch-probabilities): Likewise.
14827
14828 2011-01-25  Alexandre Oliva  <aoliva@redhat.com>
14829
14830         PR debug/45136
14831         PR debug/45130
14832         * haifa-sched.c (get_ebb_head_tail): Move notes across boundary
14833         debug insns.
14834         (no_real_insns_p, schedule_block, set_priorities): Drop special
14835         treatment of boundary debug insns.
14836         * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns.
14837         * sched-ebb.c (schedule_ebbs): Don't skip debug insns.
14838         * sched-int.h (DEBUG_INSN_SCHED_P): Remove.
14839         (BOUNDARY_DEBUG_INSN_P): Likewise.
14840         (SCHEDULE_DEBUG_INSN_P): Likewise.
14841         * sched-rgn.c (init_ready_list): Drop special treatment of
14842         boundary debug insns.
14843         * final.c (rest_of_clean-state): Clear notes' BB.
14844
14845 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14846
14847         * Makefile.in (LAMBDA_H): Removed.
14848         (TREE_DATA_REF_H): Remove dependence on LAMBDA_H.
14849         (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o,
14850         lambda-trans.o, and tree-loop-linear.o.
14851         (lto-symtab.o): Remove dependence on LAMBDA_H.
14852         (tree-loop-linear.o): Remove rule.
14853         (lambda-mat.o): Same.
14854         (lambda-trans.o): Same.
14855         (lambda-code.o): Same.
14856         (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H.
14857         (tree-vect-slp.o): Same.
14858         * hwint.h (gcd): Moved here.
14859         (least_common_multiple): Same.
14860         * lambda-code.c: Removed.
14861         * lambda-mat.c: Removed.
14862         * lambda-trans.c: Removed.
14863         * lambda.h: Removed.
14864         * tree-loop-linear.c: Removed.
14865         * lto-symtab.c: Do not include lambda.h.
14866         * omega.c (gcd): Removed.
14867         * passes.c (init_optimization_passes): Remove pass_linear_transform.
14868         * tree-data-ref.c (print_lambda_vector): Moved here.
14869         (lambda_vector_copy): Same.
14870         (lambda_matrix_copy): Same.
14871         (lambda_matrix_id): Same.
14872         (lambda_vector_first_nz): Same.
14873         (lambda_matrix_row_add): Same.
14874         (lambda_matrix_row_exchange): Same.
14875         (lambda_vector_mult_const): Same.
14876         (lambda_vector_negate): Same.
14877         (lambda_matrix_row_negate): Same.
14878         (lambda_vector_equal): Same.
14879         (lambda_matrix_right_hermite): Same.
14880         * tree-data-ref.h: Do not include lambda.h.
14881         (lambda_vector): Moved here.
14882         (lambda_matrix): Same.
14883         (dependence_level): Same.
14884         (lambda_transform_legal_p): Removed declaration.
14885         (lambda_collect_parameters): Same.
14886         (lambda_compute_access_matrices): Same.
14887         (lambda_vector_gcd): Same.
14888         (lambda_vector_new): Same.
14889         (lambda_vector_clear): Same.
14890         (lambda_vector_lexico_pos): Same.
14891         (lambda_vector_zerop): Same.
14892         (lambda_matrix_new): Same.
14893         * tree-flow.h (least_common_multiple): Removed declaration.
14894         * tree-parloops.c (lambda_trans_matrix): Moved here.
14895         (LTM_MATRIX): Same.
14896         (LTM_ROWSIZE): Same.
14897         (LTM_COLSIZE): Same.
14898         (LTM_DENOMINATOR): Same.
14899         (lambda_trans_matrix_new): Same.
14900         (lambda_matrix_vector_mult): Same.
14901         (lambda_transform_legal_p): Same.
14902         * tree-pass.h (pass_linear_transform): Removed declaration.
14903         * tree-ssa-loop.c (tree_linear_transform): Removed.
14904         (gate_tree_linear_transform): Removed.
14905         (pass_linear_transform): Removed.
14906         (gate_graphite_transforms): Make flag_tree_loop_linear an alias of
14907         flag_loop_interchange.
14908
14909 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
14910
14911         PR tree-optimization/47265
14912         PR tree-optimization/47443
14913         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false
14914         if name still has some uses.
14915
14916 2011-01-25  Martin Jambor  <mjambor@suse.cz>
14917
14918         PR tree-optimization/47382
14919         * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed.
14920         (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call.
14921
14922 2011-01-25  Joel Sherrill  <joel.sherrill@oarcorp.com>
14923
14924         * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to
14925         sjlj_except_unwind_info.
14926
14927 2011-01-25  Richard Guenther  <rguenther@suse.de>
14928
14929         PR tree-optimization/47426
14930         * tree-ssa-structalias.c (ipa_pta_execute): Make externally
14931         visible functions results escape.
14932
14933 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
14934
14935         PR target/45701
14936         * config/arm/arm.c (any_sibcall_uses_r3): New function.
14937         (arm_get_frame_offsets): Use it.
14938
14939 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14940             Jakub Jelinek  <jakub@redhat.com>
14941
14942         PR tree-optimization/47271
14943         * tree-if-conv.c (bb_postdominates_preds): New.
14944         (if_convertible_bb_p): Call bb_postdominates_preds.
14945         (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS.
14946         (predicate_scalar_phi): Call bb_postdominates_preds.
14947
14948 2011-01-25  Nick Clifton  <nickc@redhat.com>
14949
14950         * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types.
14951         * config/rx/rx.c (rx_function_value): Likewise.
14952         (rx_promote_function_mode): Likewise.
14953         (gen_safe_add): Place an outsized immediate value inside an UNSPEC
14954         in order to make it legitimate.
14955         * config/rx/rx.md (adddi3_internal): If the second operand is a MEM
14956         make sure that the first operand is the same as the result register.
14957         (addsi3_unspec): Delete.
14958         (subdi3): Do not accept immediate operands.
14959         (subdi3_internal): Likewise.
14960
14961 2011-01-25  Jeff Law  <law@redhat.com>
14962
14963         PR rtl-optimization/37273
14964         * ira-costs.c (scan_one_insn): Detect constants living in memory and
14965         handle them like argument loads from stack slots.  Do not double
14966         count memory for memory constants and argument loads from stack slots.
14967
14968 2011-01-25  Jakub Jelinek  <jakub@redhat.com>
14969
14970         PR tree-optimization/47427
14971         PR tree-optimization/47428
14972         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
14973         coalesce if the new root var would be TREE_READONLY.
14974
14975 2011-01-25  Richard Guenther  <rguenther@suse.de>
14976
14977         PR middle-end/47414
14978         * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the
14979         correct type for TBAA.
14980
14981 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14982
14983         * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New.
14984         (close_phi_written_to_memory): Call for_each_index with
14985         dr_indices_valid_in_loop.
14986
14987 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14988
14989         * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN
14990         when it is initialized.
14991
14992 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
14993
14994         * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update
14995         call to graphite_find_data_references_in_stmt.
14996         * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New.
14997         (try_generate_gimple_bb): Call outermost_loop_in_sese_1.  Update
14998         call to graphite_find_data_references_in_stmt.
14999         (analyze_drs_in_stmts): Same.
15000         * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop
15001         in which the scalar analysis of indices is performed.
15002         (create_data_ref): Same.  Update call to dr_analyze_indices.
15003         (find_data_references_in_stmt): Update call to create_data_ref.
15004         (graphite_find_data_references_in_stmt): Same.
15005         * tree-data-ref.h (graphite_find_data_references_in_stmt): Update
15006         declaration.
15007         (create_data_ref): Same.
15008         * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update
15009         call to create_data_ref.
15010
15011 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15012
15013         * graphite-sese-to-poly.c (build_poly_scop): Move
15014         rewrite_commutative_reductions_out_of_ssa before find_scop_parameters.
15015
15016 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15017
15018         * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
15019         VAR_DECL, PARM_DECL, and RESULT_DECL.
15020
15021 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15022
15023         * graphite-dependences.c (reduction_dr_1): Allow several reductions
15024         in a reduction PBB.
15025         * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
15026         that have already been marked as PBB_IS_REDUCTION.
15027
15028 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15029
15030         * graphite-scop-detection.c (same_close_phi_node): New.
15031         (remove_duplicate_close_phi): New.
15032         (make_close_phi_nodes_unique): New.
15033         (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.
15034
15035 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15036
15037         * graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
15038         * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
15039         of both data references to be the same.
15040
15041 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15042
15043         * graphite-dependences.c (build_lexicographical_constraint): Remove
15044         the gdim parameter.
15045         (build_lexicographical_constraint): Adjust call to
15046         ppl_powerset_is_empty.
15047         (dependence_polyhedron): Same.
15048         (graphite_legal_transform_dr): Same.
15049         (graphite_carried_dependence_level_k): Same.
15050         * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params
15051         parameter.
15052         * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.
15053
15054 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15055
15056         * graphite-sese-to-poly.c
15057         (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
15058         (close_phi_written_to_memory): New.
15059         (translate_scalar_reduction_to_array): Call close_phi_written_to_memory
15060         and unshare_expr.
15061
15062 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15063
15064         * doc/install.texi: Update the expected version number of PPL to 0.11.
15065         * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
15066         #if PPL_VERSION_MINOR < 11.
15067
15068 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15069
15070         * graphite-dependences.c: Include graphite-cloog-util.h.
15071         (new_poly_ddr): Inlined into dependence_polyhedron.
15072         (free_poly_ddr): Moved close by new_poly_ddr.
15073         (dependence_polyhedron_1): Renamed dependence_polyhedron.
15074         Early return NULL when ppl_powerset_is_empty returns true.
15075         (dependence_polyhedron): Renamed new_poly_ddr.  Call only once
15076         poly_drs_may_alias_p.  Avoid one call to ppl_powerset_is_empty.
15077         (graphite_legal_transform_dr): Call new_poly_ddr.
15078         (graphite_carried_dependence_level_k): Same.
15079         (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2.  Use new_poly_ddr.
15080         (dot_transformed_deps_stmt_1): Removed.
15081         (dot_deps_stmt_1): Call dot_deps_stmt_2.
15082         (dot_original_deps): Renamed dot_deps_2.  Call new_poly_ddr.
15083         (dot_deps_1): Call dot_deps_2.
15084         * Makefile.in (graphite-dependences.o): Add missing dependence on
15085         graphite-cloog-util.h.
15086
15087 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15088
15089         * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
15090         (build_lexicographical_constraint): Same.
15091         (dependence_polyhedron_1): Same.
15092         (graphite_legal_transform_dr): Same.
15093         (graphite_carried_dependence_level_k): Same.
15094         * graphite-ppl.c (ppl_powerset_is_empty): New.
15095         * graphite-ppl.h (ppl_powerset_is_empty): Declared.
15096         * tree-data-ref.c (dump_data_reference): Print the basic block index.
15097
15098 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15099
15100         * graphite-dependences.c (build_pairwise_scheduling): Correctly compute
15101         the "a followed by b" relation and document it.
15102
15103 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15104
15105         * graphite-dependences.c (build_lexicographical_constraint): Stop the
15106         iteration when the bag of constraints is empty.
15107
15108 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15109
15110         * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.
15111
15112 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15113
15114         * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
15115         nest and two loop depths as parameters.
15116         (lst_try_interchange_loops): Call lst_interchange_profitable_p after
15117         lst_perfect_nestify.
15118
15119 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15120
15121         * graphite-dependences.c (print_pddr): Call
15122         ppl_io_fprint_Pointset_Powerset_C_Polyhedron.
15123
15124 2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>
15125
15126         * graphite-ppl.c (debug_gmp_value): New.
15127         * graphite-ppl.h (debug_gmp_value): Declared.
15128
15129 2011-01-25  Tobias Grosser  <grosser@fim.uni-passau.de>
15130
15131         * doc/install.texi: Document availability of cloog-0.16.
15132
15133 2011-01-25  Vladimir Kargov  <kargov@gmail.com>
15134
15135         * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
15136         invalid postdominance info.
15137
15138 2011-01-24  Jan Hubicka  <jh@suse.cz>
15139
15140         PR c/21659
15141         * doc/extend.texi (weak pragma): Drop claim that it must
15142         appear before definition.
15143         * varasm.c (merge_weak, declare_weak): Only sanity check
15144         that DECL is not output at a time it is declared weak.
15145
15146 2011-01-24  Kenneth Zadeck  <zadeck@naturalbridge.com>
15147
15148         * machmode.def: Fixed comments.
15149
15150 2011-01-24  Kai Tietz  <kai.tietz@onevision.com>
15151
15152         * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.
15153
15154 2011-01-24  Paul Koning  <ni1d@arrl.net>
15155
15156         * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
15157         WORDS_BIG_ENDIAN.
15158
15159 2011-01-24  H.J. Lu  <hongjiu.lu@intel.com>
15160
15161         PR target/46519
15162         * config/i386/i386.c: Include sbitmap.h and fibheap.h.
15163         (block_info): Add scanned and prev.
15164         (move_or_delete_vzeroupper_2): Return if the basic block
15165         has been scanned and the upper 128bit state is unchanged
15166         from the last scan.
15167         (move_or_delete_vzeroupper_1): Return true if the exit
15168         state is changed.
15169         (move_or_delete_vzeroupper): Visit basic blocks using the
15170         work-list based algorithm based on vt_find_locations in
15171         var-tracking.c.
15172
15173         * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).
15174
15175 2011-01-24  Nick Clifton  <nickc@redhat.com>
15176
15177         * config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
15178         * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
15179         -mv850e1 to the assembler.  If -mv850e1 or -mv850es is specified
15180         then define __v850e1__.
15181         * doc/invoke.texi: Document -mv850es.
15182
15183 2011-01-24  Richard Henderson  <rth@redhat.com>
15184
15185         * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept
15186         compound unordered comparisons.
15187         * config/rx/rx.c (rx_split_fp_compare): Remove.
15188         * config/rx/rx-protos.h: Update.
15189         * config/rx/rx.md (gcc_conds, rx_conds): Remove.
15190         (cbranchsf4): Don't call rx_split_fp_compare.
15191         (*cbranchsf4): Use rx_split_cbranch.
15192         (*cmpsf): Don't accept "i" constraint.
15193         (*conditional_branch): Only valid after reload.
15194         (cstoresf4): Merge expander with insn.  Don't call rx_split_fp_compare.
15195
15196 2011-01-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
15197
15198         PR target/47385
15199         * config/rs6000/altivec.md (vector constant splitters): Add
15200         support for creating vector single precision constants if -mvsx is
15201         used and we would create the constant using Altivec primitives.
15202
15203 2011-01-23  Bernd Schmidt  <bernds@codesourcery.com>
15204             Richard Sandiford  <rdsandiford@googlemail.com>
15205
15206         PR rtl-optimization/47166
15207         * reload1.c (emit_reload_insns): Disable the spill_reg_store
15208         mechanism for PRE_MODIFY and POST_MODIFY.
15209         (inc_for_reload): For PRE_MODIFY, return the insn that sets the
15210         reloadreg.
15211
15212 2011-01-23  Andreas Schwab  <schwab@linux-m68k.org>
15213
15214         * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers.
15215
15216 2011-01-22  Jan Hubicka  <jh@suse.cz>
15217
15218         PR lto/47333
15219         * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.
15220
15221 2011-01-22  Jan Hubicka  <jh@suse.cz>
15222
15223         PR tree-optimization/43884
15224         PR lto/44334
15225         * predict.c (maybe_hot_frequency_p): Use entry block frequency as base.
15226         * doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
15227
15228 2011-01-22  Anatoly Sokolov  <aesok@post.ru>
15229
15230         * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
15231         * config/s390/s390.c (s390_register_move_cost,
15232         s390_memory_move_cost): New.
15233         (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.
15234
15235 2011-01-22  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15236
15237         PR middle-end/47401
15238         * except.c (sjlj_assign_call_site_values): Move setting the
15239         crtl->uses_eh_lsda flag to ...
15240         (sjlj_mark_call_sites): ... here.
15241         (sjlj_emit_function_enter): Support NULL dispatch label.
15242         (sjlj_build_landing_pads): In a function with no landing pads
15243         that still has must-not-throw regions, generate code to register
15244         a personality function with empty LSDA.
15245
15246 2011-01-21  Richard Henderson  <rth@redhat.com>
15247
15248         * config/rx/rx.c (TARGET_FLAGS_REGNUM): New.
15249
15250         * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New.
15251
15252         * compare-elim.c: New file.
15253         * Makefile.in (OBJS-common): Add it.
15254         (compare-elim.o): New.
15255         * common.opt (fcompare-elim): New.
15256         * opts.c (default_options_table): Add OPT_fcompare_elim.
15257         * tree-pass.h (pass_compare_elim_after_reload): New.
15258         * passes.c (init_optimization_passes): Add it.
15259         * recog.h: Protect against re-inclusion.
15260         * target.def (TARGET_FLAGS_REGNUM): New POD hook.
15261         * doc/invoke.texi (-fcompare-elim): Document it.
15262         * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it.
15263         * doc/tm.texi: Rebuild.
15264
15265 2011-01-22  Nick Clifton  <nickc@redhat.com>
15266
15267         * config/rx/rx.md (cstoresf4): Pass comparison operator to
15268         rx_split_fp_compare.
15269
15270 2011-01-22  Nick Clifton  <nickc@redhat.com>
15271
15272         * config/rx/rx.md (UNSPEC_CONST): New.
15273         (deallocate_and_return): Wrap the amount popped off the stack in
15274         an UNSPEC_CONST in order to stop it being rejected by
15275         -mmax-constant-size.
15276         (pop_and_return): Add a "(return)" rtx.
15277         (call): Drop the immediate operand.
15278         (call_internal): Likewise.
15279         (call_value): Likewise.
15280         (call_value_internal): Likewise.
15281         (sibcall_internal): Likewise.
15282         (sibcall_value_internal): Likewise.
15283         (sibcall): Likewise.  Generate an explicit call using
15284         sibcall_internal.
15285         (sibcall_value): Likewise.
15286         (mov<>): FAIL if a constant operand is not legitimate.
15287         (addsi3_unpsec): New pattern.
15288
15289         * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs.
15290         (ok_for_max_constant): New function.
15291         (gen_safe_add): New function.
15292         (rx_expand_prologue): Use gen_safe_add.
15293         (rx_expand_epilogue): Likewise.
15294         (rx_is_legitimate_constant): Use ok_for_max_constant.  Handle
15295         UNSPEC CONSTs.
15296
15297 2011-01-21  Jeff Law  <law@redhat.com>
15298
15299         PR tree-optimization/47053
15300         * tree-ssa-dse.c (need_eh_cleanup): New bitmap.
15301         (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
15302         statements are deleted.
15303         (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP.  If NEED_EH_CLEANUP
15304         is nonempty, then purge dead edges and cleanup the CFG.
15305
15306 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
15307
15308         PR debug/47402
15309         Temporarily revert:
15310         2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
15311         PR debug/47106
15312         * tree-dfa.c (create_var_ann): Mark variable as used.
15313
15314 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
15315
15316         PR middle-end/45566
15317         * except.c (convert_to_eh_region_ranges): Emit queued no-region
15318         notes from other section in hot/cold partitioning even if
15319         last_action is -3.  Increment call_site_base.
15320
15321         PR rtl-optimization/47366
15322         * fwprop.c (forward_propagate_into): Return bool.  If
15323         any changes are made, -fnon-call-exceptions is used and
15324         REG_EH_REGION note is present, call purge_dead_edges
15325         and return true if it purged anything.
15326         (fwprop_addr): Adjust callers, call cleanup_cfg (0) if
15327         any EH edges were purged.
15328
15329 2011-01-21  Jeff Law  <law@redhat.com>
15330
15331         PR rtl-optimization/41619
15332         * caller-save.c (setup_save_areas): Break out code to determine
15333         which hard regs are live across calls by examining the reload chains
15334         so that it is always used.
15335         Eliminate code which checked REG_N_CALLS_CROSSED.
15336
15337 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
15338
15339         PR tree-optimization/47355
15340         * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
15341         NOP has non-debug uses beyond PHIs in new_bb.
15342
15343 2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
15344
15345         PR debug/47106
15346         * cfgexpand.c (account_used_vars_for_block): Only account vars
15347         that are annotated as used.
15348         (estimated_stack_frame_size): Don't set TREE_USED.
15349         * tree-dfa.c (create_var_ann): Mark variable as used.
15350
15351 2011-01-21  Richard Guenther  <rguenther@suse.de>
15352
15353         PR middle-end/47395
15354         * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.
15355
15356 2011-01-21  Richard Guenther  <rguenther@suse.de>
15357
15358         PR tree-optimization/47365
15359         * tree-ssa-sccvn.h (vn_lookup_kind): Declare.
15360         (vn_reference_lookup_pieces): Adjust.
15361         (vn_reference_lookup): Likewise.
15362         * tree-ssa-sccvn.c (vn_walk_kind): New static global.
15363         (vn_reference_lookup_3): Only look through kills if in
15364         VN_WALKREWRITE mode.
15365         (vn_reference_lookup_pieces): Adjust.
15366         (vn_reference_lookup): Likewise.
15367         (visit_reference_op_load): Likewise.
15368         (visit_reference_op_store): Likewise.
15369         * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
15370         (compute_avail): Likewise.
15371         (eliminate): Likewise.
15372
15373 2011-01-21  Jakub Jelinek  <jakub@redhat.com>
15374
15375         * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
15376         DECL_IGNORED_P non-reg vars if they are used.
15377
15378         PR tree-optimization/47391
15379         * varpool.c (const_value_known_p): Return false if
15380         decl is volatile.
15381
15382 2011-01-21  Kai Tietz  <kai.tietz@onevision.com>
15383
15384         PR bootstrap/47215
15385         * config/i386/i386.c (ix86_local_alignment): Handle
15386         case for va_list_type_node is nil.
15387         (ix86_canonical_va_list_type): Likewise.
15388
15389 2011-01-21  Alan Modra  <amodra@gmail.com>
15390
15391         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
15392         builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.
15393
15394 2011-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
15395
15396         * config/arm/arm.md (define_attr type): Rename f_load
15397         and f_store to f_fpa_load and f_fpa_store. Update.
15398         (write_conflict): Deal with rename fallout.
15399         (*push_fp_multi): Likewise.
15400         * config/arm/fpa.md (f_load): Use f_fpa_load.
15401         (f_store): Use f_fpa_store.
15402         (*movsf_fpa): Likewise.
15403         (*movdf_fpa): Likewise.
15404         (*movxf_fpa): Likewise.
15405         (*thumb2_movsf_fpa): Likewise.
15406         (*thumb2_movdf_fpa): Likewise.
15407         (*thumb2_movxf_fpa): Likewise.
15408         * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
15409         f_loadd and f_stored.
15410         (*thumb2_movdi_vfp): Likewise.
15411         (*thumb2_movsf_vfp): Fix attribute to f_loads.
15412         (*thumb2_movsi_vfp): Likewise.
15413         * config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
15414         Use f_loads instead of f_load.
15415         * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.
15416
15417 2011-01-20  Anatoly Sokolov  <aesok@post.ru>
15418
15419         * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove.
15420         * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove.
15421         * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define.
15422         (xtensa_mode_dependent_address_p): New function.
15423         (constantpool_address_p): Make static. Change return type to bool.
15424         Change argument type to const_rtx. Use CONST_INT_P predicate.
15425
15426 2011-01-20  Alexandre Oliva  <aoliva@redhat.com>
15427
15428         PR debug/46583
15429         * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls.
15430
15431 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
15432
15433         PR debug/47283
15434         * cfgexpand.c (expand_debug_expr): Instead of generating
15435         (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF
15436         etc. handling.
15437
15438 2011-01-20  Richard Guenther  <rguenther@suse.de>
15439
15440         PR middle-end/47370
15441         * tree-inline.c (remap_gimple_op_r): Recurse manually for
15442         the pointer operand of MEM_REFs.
15443
15444 2011-01-20  Jakub Jelinek  <jakub@redhat.com>
15445
15446         PR tree-optimization/46130
15447         * ipa-split.c (consider_split): If return_bb contains non-virtual
15448         PHIs other than for retval or if split_function would not adjust it,
15449         refuse to split.
15450
15451 2011-01-20  Richard Guenther  <rguenther@suse.de>
15452
15453         PR tree-optimization/47167
15454         * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
15455         Revert previous change, only avoid enumeral type changes.
15456
15457 2011-01-19  Mike Stump  <mikestump@comcast.net>
15458
15459         * doc/tm.texi.in (BRANCH_COST): Englishify.
15460         * doc/tm.texi (BRANCH_COST): Likewise.
15461
15462 2011-01-19  Dodji Seketeli  <dodji@redhat.com>
15463
15464         PR c++/47291
15465         * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen)
15466         (gen_scheduled_generic_parms_dies): New functions.
15467         (gen_struct_or_union_type_die): Schedule template parameters DIEs
15468         generation for the end of CU compilation.
15469         (dwarf2out_finish): Generate template parameters DIEs here.
15470
15471 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
15472
15473         PR debug/46240
15474         * tree-into-ssa.c (maybe_register_def): Do not attempt to add
15475         debug bind stmt on merge edges.
15476
15477 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
15478
15479         PR debug/47079
15480         PR debug/46724
15481         * function.c (instantiate_expr): Instantiate incoming rtl of
15482         implicit arguments, and recurse on VALUE_EXPRs.
15483         (instantiate_decls): Instantiate rtl and VALUE_EXPR of result.
15484         * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx.
15485
15486 2011-01-19  Alexandre Oliva  <aoliva@redhat.com>
15487
15488         * c-parser.c (c_parser_for_statement): Initialize
15489         collection_expression.
15490
15491 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
15492
15493         * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}.
15494
15495 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
15496
15497         * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove.
15498         (LINK_SHLIB_SPEC): Don't use %(link_path).
15499         (SUBTARGET_EXTRA_SPECS): Remove link_path.
15500
15501 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
15502
15503         * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional.
15504         (NO_SHARED_LIB_SUPPORT): Remove.
15505         (LINK_SHLIB_SPEC): Remove one conditional definition.
15506
15507 2011-01-19  Joseph Myers  <joseph@codesourcery.com>
15508
15509         * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared}
15510         %{call_shared}.
15511         * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}.
15512         * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}.
15513         * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared}
15514         %{call_shared} and conditionals on these options not being passed.
15515         * config/mips/sde.h (LINK_SPEC): Remove %{non_shared}
15516         %{call_shared}.
15517
15518 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
15519
15520         * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge,
15521         simplify.
15522
15523         * ipa-split.c: Spelling fixes.
15524
15525 2011-01-19  Richard Henderson  <rth@redhat.com>
15526
15527         * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand.
15528         (*mulsi3): Likewise.
15529
15530         * longlong.h [__mn10300__] (count_leading_zeros): New.
15531         [__mn10300__] (umul_ppmm, smul_ppmm): New.
15532         [__mn10300__] (add_ssaaaa, subddmmss): New.
15533         [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New.
15534         [__mn10300__] (UMUL_TIME, UDIV_TIME): New.
15535
15536 2011-01-19  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15537
15538         * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case.
15539
15540 2011-01-19  Richard Henderson  <rth@redhat.com>
15541
15542         * config/mn10300/mn10300.md (addsi3_flags): New.
15543         (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New.
15544         (subsi3_flags, subc_internal, subdi3): New.
15545         (subdi3_internal, *subdi3_degenerate): New.
15546         * config/mn10300/predicates.md (reg_or_am33_const_operand): New.
15547
15548         * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New.
15549         (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn.
15550         (mn10300_expand_epilogue): Use it.  Compute REG_SAVE_BYTES once.
15551         * config/mn10300/mn10300-protos.h: Update.
15552         * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn.
15553         (return_ret): Likewise.  Rename from return_internal_regs.
15554         (return_internal): Remove.
15555
15556         * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove.
15557         (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL.
15558         (mn10300_legitimate_constant_p): Likewise.
15559         (mn10300_can_use_return_insn): Use mn10300_initial_offset.
15560         (mn10300_frame_size): New.
15561         (mn10300_expand_prologue): Use it.
15562         (mn10300_expand_epilogue): Likewise.
15563         (mn10300_initial_offset): Likewise.
15564         * config/mn10300/mn10300-protos.h: Update.
15565         * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove.
15566         * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove.
15567         (prologue, epilogue, return_internal): Tidy output code.
15568         (mn10300_store_multiple_operation, return): Likewise.
15569         (int_label, pop_pic_reg, GOTaddr2picreg): Remove.
15570         (am33_loadPC, mn10300_loadPC, call_next_insn): Remove.
15571         (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove.
15572         (load_pic, am33_load_pic): New.
15573         (mn10300_load_pic0, mn10300_load_pic1): New.
15574
15575         * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes.
15576         * config/mn10300/mn10300.c (CC_FLAG_Z): New.
15577         (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New.
15578         (cc_flags_for_mode, cc_flags_for_code): New.
15579         (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the
15580         overflow flag is not valid.  Validate that the flags we need
15581         for the comparison are valid.
15582         (mn10300_output_cmp): Remove.
15583         (mn10300_output_add): New.
15584         (mn10300_select_cc_mode): Use cc_flags_for_code.
15585         (mn10300_split_cbranch): New.
15586         (mn10300_match_ccmode): New.
15587         (mn10300_split_and_operand_count): New.
15588         * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments
15589         to the function.
15590         * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge...
15591         (addsi3): ... here.  Use mn10300_output_add.
15592         (*addsi3_flags): New.
15593         (*am33_subsi3, *mn10300_subsi3): Merge...
15594         (subsi3): ... here.  Use attribute isa.
15595         (*subsi3_flags): New.
15596         (negsi2): Rewrite from expander to insn_and_split.  Use NOT+INC
15597         when possible.
15598         (*am33_andsi3, *mn10300_andsi3): Merge...
15599         (andsi3): ... here.
15600         (*andsi3_flags): New.
15601         (andsi3 splitters): New.
15602         (*am33_iorsi3, *mn10300_iorsi3): Merge...
15603         (iorsi3): ... here.
15604         (*iorsi3_flags): New.
15605         (*am33_xorsi3, *mn10300_xorsi3): Merge...
15606         (xorsi3): ... here.
15607         (*xorsi3_flags): New.
15608         (*am33_cmpsi2, *mn10300_cmplsi2): Merge...
15609         (one_cmplsi2): ... here.
15610         (*one_cmplsi2_flags): New.
15611         (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload.  Use "r"
15612         instead of "dax" in constraints.  Use mn10300_split_cbranch.
15613         (*cmpsi): Rename from cmpsi.  Do not use mn10300_output_cmp.  Do not
15614         use matching constraints to eliminate a self-comparison.
15615         (*integer_conditional_branch): Rename from integer_conditional_branch.
15616         Use int_mode_flags to match CC_REG.
15617         (*cbranchsi4_btst, *btstsi): New.
15618         (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload.  Use
15619         mn10300_split_cbranch.
15620         (*am33_cmpsf): Rename from am33_cmpsf.
15621         (*float_conditional_branch): Rename from float_conditional_branch.
15622         (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge...
15623         (zero_extendqisi2): ... here.
15624         (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge...
15625         (zero_extendhisi2): ... here.
15626         (*extendqisi2_am33, *extendqisi2_mn10300): Merge...
15627         (extendqisi2): ... here.
15628         (*extendhisi2_am33, *extendhisi2_mn10300): Merge...
15629         (extendhisi2): ... here.
15630         (*am33_ashlsi3, *mn10300_ashlsi3): Merge...
15631         (ashlsi3): ... here.
15632         (*am33_lshrsi3, *mn10300_lshrsi3): Merge...
15633         (lshrsi3): ... here.
15634         (*am33_ashrisi3, *mn10300_ashrsi3): Merge...
15635         (ashrsi3): ... here.
15636         (consecutive add peephole): Remove.
15637         * config/mn10300/predicates.md (label_ref_operand): New.
15638         (int_mode_flags): New.
15639         (CCZN_comparison_operator): New.
15640
15641         * config/mn10300/mn10300.md (UNSPEC_EXT): New.
15642         (throughput_42_latency_43): New reservation.
15643         (mulsidi3, umulsidi3): New expanders.
15644         (mulsidi3_internal): Rewrite from old mulsidi3 pattern.  Expose
15645         the MDR register to allocation; separately allocate the low and
15646         high parts of the DImode result.
15647         (umulsidi3_internal): Similarly.
15648         (*am33_mulsi3, *mn10300_mulsi3): Merge into ...
15649         (*mulsi3): ... here.  Clobber MDR as a scratch as necessary.
15650         (udivsi3, umodsi3): Remove.
15651         (udivmodsi4, divmodsi4): New expanders.
15652         (*udivmodsi4): Rename from udivmodsi4.  Expose MDR properly.
15653         (*divmodsi4): Simiarly.
15654         (ext_internal): New.
15655
15656         * config/mn10300/constraints.md ("z"): New constraint.
15657         * config/mn10300/mn10300.h (MDR_REGNUM): Remove.
15658         (FIXED_REGISTERS): Don't fix MDR.
15659         (CALL_USED_REGSITERS): Reformat nicely.
15660         (REG_ALLOC_ORDER): Add MDR.
15661         (enum regclass): Add MDR_REGS.
15662         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match.
15663         (IRA_COVER_CLASSES): Add MDR_REGS.
15664         (REGNO_REG_CLASS): Handle MDR_REG.
15665         * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS.
15666         (mn10300_register_move_cost): Likewise.
15667         * config/mn10300/mn10300.md (MDR_REG): New.
15668         (*movsi_internal): Handle moves to/from MDR_REGS.
15669
15670         * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle
15671         POST_MODIFY.
15672         (mn10300_secondary_reload): Tidy combination reload classes.
15673         (mn10300_legitimate_address_p): Allow post-modify and reg+reg
15674         addresses for AM33.  Allow symbolic offsets for reg+imm.
15675         (mn10300_regno_in_class_p): New.
15676         (mn10300_legitimize_reload_address): New.
15677         * config/mn10300/mn10300.h (enum reg_class): Remove
15678         DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS,
15679         SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS.  Add
15680         SP_OR_GENERAL_REGS.
15681         (REG_CLASS_NAMES): Update to match.
15682         (REG_CLASS_CONTENTS): Likewise.
15683         (INDEX_REG_CLASS): Use GENERAL_REGS for AM33.
15684         (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33.
15685         (REGNO_IN_RANGE_P): Remove.
15686         (REGNO_DATA_P): Use mn10300_regno_in_class_p.
15687         (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise.
15688         (REGNO_STRICT_OK_FOR_BASE_P): Likewise.
15689         (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise.
15690         (REGNO_STRICT_OK_FOR_INDEX_P): Likewise.
15691         (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove.
15692         (REGNO_GENERAL_P): New.
15693         (HAVE_POST_MODIFY_DISP): New.
15694         (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New.
15695         (LEGITIMIZE_RELOAD_ADDRESS): New.
15696         * config/mn10300/mn10300-protos.h: Update.
15697
15698         * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow
15699         DATA_REGS for AM33 stack-pointer destination.
15700         (mn10300_preferred_output_reload_class): Likewise.
15701         (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class
15702         into a form appropriate for ...
15703         (TARGET_SECONDARY_RELOAD): New.
15704         * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove.
15705         * config/mn10300/mn10300-protos.h: Update.
15706         * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from
15707         reload_insi; use the "A" constraint for the scratch; handle AM33
15708         moves of sp to non-address registers.
15709
15710         * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into
15711         (*movqi_internal): ... here.
15712         (*am33_movhi, *mn10300_movhi): Merge into...
15713         (*movhi_internal): ... here.
15714         (*movsi_internal): Use "r" instead of "dax" in constraints.  Use "A"
15715         as the source/destination of moves from/to SP.
15716         (movsf): Only allow for AM33-2.
15717         (*movsf_internal): Use "r" instead of "dax"; use "F" instead of
15718         any integer constant constraint.  Only allow for AM33-2.  Tidy
15719         all of the alternative outputs.
15720         (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove.
15721         (udivmodsi4): Delete expander and promote *udivmodsi4.  Disallow
15722         for MN103.
15723         (udivsi3, umodsi3): New patterns for MN103 only.
15724
15725 2011-01-19  Joern Rennecke  <amylaar@spamcop.net>
15726
15727         * doc/tm.texi.in: Spell out that a lack of register class unions
15728         can lead to ICEs.
15729         * doc/tm.texi: Regenerate.
15730
15731 2011-01-19  Jakub Jelinek  <jakub@redhat.com>
15732
15733         PR rtl-optimization/47337
15734         * dce.c (check_argument_store): New function.
15735         (find_call_stack_args): Ignore debug insns.  Use check_argument_store.
15736
15737         PR tree-optimization/47290
15738         * tree-eh.c (infinite_empty_loop_p): New function.
15739         (cleanup_empty_eh): Use it.
15740
15741 2011-01-18  Steve Ellcey  <sje@cup.hp.com>
15742
15743         PR target/46997
15744         * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN.
15745         (a64_expand_widen_sum): Ditto.
15746         * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN.
15747         (vec_extract_evenodd_help): Ditto.
15748         (vec_extract_evenv4hi): Ditto.
15749         (vec_extract_oddv4hi): Ditto.
15750         (vec_extract_evenv2si): Ditto.
15751         (vec_extract_oddv2si): Ditto.
15752         (vec_extract_evenv2sf): Ditto.
15753         (vec_extract_oddv2sf): Ditto.
15754         (vec_pack_trunc_v4hi: Ditto.
15755         (vec_pack_trunc_v2si): Ditto.
15756         (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN.
15757         (vec_interleave_highv8qi): Ditto.
15758         (mix1_r): Ditto.
15759         (vec_extract_oddv8qi): Ditto.
15760         (vec_interleave_lowv4hi): Ditto.
15761         (vec_interleave_highv4hi): Ditto.
15762         (vec_interleave_lowv2si): Ditto.
15763         (vec_interleave_highv2si): Ditto.
15764
15765 2011-01-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
15766
15767         * doc/extend.texi: Mention __float128 support on hppa HP-UX.
15768         * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1.
15769         * config/pa/pa.c (pa_expand_builtin): New.  Include "langhooks.h".
15770         (pa_c_mode_for_suffix): New.
15771         (TARGET_EXPAND_BUILTIN): Define.
15772         (TARGET_C_MODE_FOR_SUFFIX): Define.
15773         (pa_builtins): Define.
15774         (pa_init_builtins): Register __float128 type and init new support
15775         builtins.
15776         * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined.
15777         * config/pa/quadlib.c (_U_Qfcopysign): New.
15778
15779 2011-01-18  Eric Botcazou  <ebotcazou@adacore.com>
15780
15781         PR middle-end/46894
15782         * explow.c (allocate_dynamic_stack_space): Do not assume more than
15783         BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET
15784         are defined.
15785
15786 2011-01-18  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
15787
15788         PR tree-optimization/47179
15789         * config/spu/spu.c (spu_ref_may_alias_errno): New function.
15790         (TARGET_REF_MAY_ALIAS_ERRNO): Define.
15791
15792 2011-01-18  Richard Guenther  <rguenther@suse.de>
15793
15794         PR rtl-optimization/47216
15795         * emit-rtl.c: Include tree-flow.h.
15796         (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead
15797         of replicating it with different semantics.
15798         * Makefile.in (emit-rtl.o): Adjust.
15799
15800 2011-01-18  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
15801
15802         * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include.
15803         (cortex_a9_dp): Handle neon types correctly.
15804
15805 2011-01-18  Jakub Jelinek  <jakub@redhat.com>
15806
15807         PR rtl-optimization/47299
15808         * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: Don't use
15809         subtarget.  Use normal multiplication if both operands are constants.
15810         * expmed.c (expand_widening_mult): Don't try to optimize constant
15811         multiplication if op0 has VOIDmode.  Convert op1 constant to mode
15812         before using it.
15813
15814 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
15815
15816         * doc/lto.texi (LTO): Ensure two spaces after period.  Fix
15817         spacing after 'e.g.', typos, comma, hyphenation.
15818
15819 2011-01-17  Richard Henderson  <rth@redhat.com>
15820
15821         * config/rx/predicates.md (rx_constshift_operand): Use match_test.
15822         (rx_restricted_mem_operand): New.
15823         (rx_shift_operand): Use register_operand.
15824         (rx_source_operand, rx_compare_operand): Likewise.
15825         * config/rx/rx.md (addsi3_flags): New expander.
15826         (adddi3): Rewrite as expander.
15827         (adc_internal, *adc_flags, adddi3_internal): New patterns.
15828         (subsi3_flags): New expander.
15829         (subdi3): Rewrite as expander.
15830         (sbb_internal, *sbb_flags, subdi3_internal): New patterns.
15831
15832         * config/rx/rx.c (RX_BUILTIN_SAT): Remove.
15833         (rx_init_builtins): Remove sat builtin.
15834         (rx_expand_builtin): Likewise.
15835         * config/rx/rx.md (ssaddsi3): New.
15836         (*sat): Rename from sat.  Represent the CC_REG input.
15837
15838         * config/rx/predicates.md (rshift_operator): New.
15839         * config/rx/rx.c (rx_expand_insv): Remove.
15840         * config/rx/rx-protos.h: Update.
15841         * config/rx/rx.md (*bitset): Rename from bitset.  Swap the ashift
15842         operand to the canonical position.
15843         (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly.
15844         (*bitclr, *bitclr_in_memory): Similarly.
15845         (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New.
15846         (insv): Retain the zero_extract in the expansion.
15847
15848         * config/rx/rx.md (bswapsi2): Use = not + for output reload.
15849         (bswaphi2, bitinvert, revw): Likewise.
15850
15851         * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET.
15852         (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise.
15853         * config/rx/rx.md (pop_and_return): Use VOIDmode for SET.
15854         (stack_push, stack_pushm, stack_pop, stack_popm): Likewise.
15855         (bitset, bitset_in_memory): Likewise.
15856         (bitinvert, bitinvert_in_memory): Likewise.
15857         (bitclr, bitclr_in_memory): Likewise.
15858         (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise.
15859         (rx_strend, rx_cmpstrn): Likewise.
15860         (rx_setmem): Likewise.  Make the source BLKmode to match the dest.
15861         (bitop peep2 patterns): Remove.
15862
15863         * config/rx/rx.c (rx_match_ccmode): New.
15864         * config/rx/rx-protos.h: Update.
15865         * config/rx/rx.md (abssi2): Clobber, don't set flags.
15866         (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise.
15867         (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise.
15868         (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise.
15869         (fix_truncsfsi2, floatsisf2): Likewise.
15870         (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New.
15871         (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New.
15872         (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New.
15873         (*subsi3_flags, *xorsi3_flags): New.
15874
15875         * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns.
15876
15877         * config/rx/rx.c (rx_print_operand): Remove workaround for
15878         unsplit comparison operations.
15879
15880         * config/rx/rx.md (movsicc): Split after reload.
15881         (*movsicc): Merge *movsieq and *movsine via match_operator.
15882         (*stcc): New pattern.
15883
15884         * config/rx/rx.c (rx_float_compare_mode): Remove.
15885         * config/rx/rx.h (rx_float_compare_mode): Remove.
15886         * config/rx/rx.md (cstoresi4): Split after reload.
15887         (*sccc): New pattern.
15888
15889         * config/rx/predicates.md (label_ref_operand): New.
15890         (rx_z_comparison_operator): New.
15891         (rx_zs_comparison_operator): New.
15892         (rx_fp_comparison_operator): New.
15893         * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes.
15894         Validate that the flags are set properly for the comparison.
15895         (rx_gen_cond_branch_template): Remove.
15896         (rx_cc_modes_compatible): Remove.
15897         (mode_from_flags): New.
15898         (flags_from_code): Rename from flags_needed_for_conditional.
15899         (rx_cc_modes_compatible): Re-write in terms of flags_from_mode.
15900         (rx_select_cc_mode): Likewise.
15901         (rx_split_fp_compare): New.
15902         (rx_split_cbranch): New.
15903         * config/rx/rx.md (most_cond, zs_cond): Remove iterators.
15904         (*cbranchsi4): Use match_operator and rx_split_cbranch.
15905         (*cbranchsf4): Similarly.
15906         (*cbranchsi4_tst): Rename from *tstbranchsi4_<code>.  Use
15907         match_operator and rx_split_cbranch.
15908         (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and
15909         tstbranchsi4m_ne.  Use match_operator and rx_split_cbranch.
15910         (*cmpsi): Rename from cmpsi.
15911         (*tstsi): Rename from tstsi.
15912         (*cmpsf): Rename from cmpsf; use CC_Fmode.
15913         (*conditional_branch): Rename from conditional_branch.
15914         (*reveresed_conditional_branch): Remove.
15915         (b<code>): Remove expander.
15916         * config/rx/rx-protos.h: Update.
15917
15918         * config/rx/rx.c (rx_compare_redundant): Remove.
15919         * config/rx/rx.md (cmpsi): Don't use it.
15920         * config/rx/rx-protos.h: Update.
15921
15922         * config/rx/rx-modes.def (CC_F): New mode.
15923         * config/rx/rx.c (rx_select_cc_mode): New.
15924         * config/rx/rx.h (SELECT_CC_MODE): Use it.
15925         * config/rx/rx-protos.h: Update.
15926
15927 2011-01-17  Richard Henderson  <rth@redhat.com>
15928
15929         * except.c (dump_eh_tree): Fix stray ; after for statement.
15930
15931 2011-01-17  Richard Guenther  <rguenther@suse.de>
15932
15933         PR tree-optimization/47313
15934         * tree-inline.c (tree_function_versioning): Move DECL_RESULT
15935         handling before copying the body.  Properly deal with
15936         by-reference result in SSA form.
15937
15938 2011-01-17  Ian Lance Taylor  <iant@google.com>
15939
15940         PR target/47219
15941         * config/sparc/sparc.c (sparc_sr_alias_set): Don't define.
15942         (struct_value_alias_set): Don't define.
15943         (sparc_option_override): Don't set sparc_sr_alias_set and
15944         struct_value_alias_set.
15945         (save_or_restore_regs): Use gen_frame_mem rather than calling
15946         set_mem_alias_set.
15947         (sparc_struct_value_rtx): Likewise.
15948
15949 2011-01-17  H.J. Lu  <hongjiu.lu@intel.com>
15950
15951         PR target/47318
15952         * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to __m128i.
15953         (_mm_maskstore_pd): Likewise.
15954         (_mm_maskload_ps): Likewise.
15955         (_mm_maskstore_ps): Likewise.
15956         (_mm256_maskload_pd): Change mask to __m256i.
15957         (_mm256_maskstore_pd): Likewise.
15958         (_mm256_maskload_ps): Likewise.
15959         (_mm256_maskstore_ps): Likewise.
15960
15961         * config/i386/i386-builtin-types.def: Updated.
15962         (ix86_expand_special_args_builtin): Likewise.
15963
15964         * config/i386/i386.c (bdesc_special_args): Update
15965         __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps,
15966         __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256,
15967         __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps,
15968         __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256.
15969
15970         * config/i386/sse.md (avx_maskload<ssemodesuffix><avxmodesuffix>):
15971         Use <avxpermvecmode> on mask register.
15972         (avx_maskstore<ssemodesuffix><avxmodesuffix>): Likewise.
15973
15974 2011-01-17  Olivier Hainque  <hainque@adacore.com>
15975             Michael Haubenwallner  <michael.haubenwallner@salomon.at>
15976             Eric Botcazou  <ebotcazou@adacore.com>
15977
15978         PR target/46655
15979         * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only
15980         if <= USHRT_MAX in 32-bit mode.
15981
15982 2011-01-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
15983
15984         * doc/install.texi (Configuration, Specific): Wrap long
15985         lines in examples.  Allow line wrapping in long options
15986         and URLs where beneficial for PDF output.
15987
15988 2011-01-16  Richard Sandiford  <rdsandiford@googlemail.com>
15989
15990         * config/mips/mips.c (mips_classify_symbol): Don't return
15991         SYMBOL_PC_RELATIVE for nonlocal labels.
15992
15993 2011-01-15  Eric Botcazou  <ebotcazou@adacore.com>
15994
15995         * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo.
15996
15997 2011-01-15  Jan Hubicka  <jh@suse.cz>
15998
15999         PR tree-optimization/47276
16000         * ipa.c (function_and_variable_visibility): Do not try to mark alias
16001         declarations as needed.
16002
16003 2011-01-15  Martin Jambor  <mjambor@suse.cz>
16004
16005         * common.opt (fdevirtualize): New flag.
16006         * doc/invoke.texi (Option Summary): Document it.
16007         * opts.c (default_options_table): Add devirtualize flag.
16008         * ipa-prop.c (detect_type_change): Return immediately if
16009         devirtualize flag is not set.
16010         (detect_type_change_ssa): Likewise.
16011         (compute_known_type_jump_func): Likewise.
16012         (ipa_analyze_virtual_call_uses): Likewise.
16013
16014 2011-01-14  Martin Jambor  <mjambor@suse.cz>
16015
16016         PR tree-optimization/45934
16017         PR tree-optimization/46302
16018         * ipa-prop.c (type_change_info): New type.
16019         (stmt_may_be_vtbl_ptr_store): New function.
16020         (check_stmt_for_type_change): Likewise.
16021         (detect_type_change): Likewise.
16022         (detect_type_change_ssa): Likewise.
16023         (compute_complex_assign_jump_func): Check for dynamic type change.
16024         (compute_complex_ancestor_jump_func): Likewise.
16025         (compute_known_type_jump_func): Likewise.
16026         (compute_scalar_jump_functions): Likewise.
16027         (ipa_analyze_virtual_call_uses): Likewise.
16028         (ipa_analyze_node): Push and pop cfun, set current_function_decl.
16029
16030 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16031
16032         * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5.
16033         * config/i386/i386.opt (msse5): New Alias.
16034
16035 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16036
16037         * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}.
16038         * config/sparc/linux64.h (CC1_SPEC): Likewise.
16039         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
16040         * config/sparc/sparc.h (CC1_SPEC): Likewise.
16041
16042 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16043
16044         * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of
16045         -mcpu options.
16046         * config/sparc/linux64.h (CC1_SPEC): Likewise.
16047         * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
16048         * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise.
16049         * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC):
16050         Likewise.
16051         * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8.
16052
16053 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16054
16055         * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi.
16056
16057 2011-01-14  Mike Stump  <mikestump@comcast.net>
16058
16059         * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set.
16060         * config/fr30/fr30.md: Likweise
16061         (movsi_push): Likewise.
16062         (movsi_pop): Likewise.
16063         (enter_func): Likewise.
16064         * config/moxie/moxie.md (movsi_push): Likewise.
16065         (movsi_pop): Likewise.
16066
16067 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16068
16069         * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum}
16070         %{no_archive} %{exact_version}.
16071         * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}.
16072         * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum}
16073         %{no_archive} %{exact_version}.
16074         * config/mips/openbsd.h (LINK_SPEC): Likewise.
16075         * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}.
16076         * config/mips/vxworks.h: Likewise.
16077
16078 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16079
16080         * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}.
16081
16082 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16083
16084         * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC,
16085         ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove.
16086
16087 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16088
16089         * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not
16090         -nodefaultlib.
16091
16092 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16093
16094         * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check
16095         for mcpu not cpu.
16096         * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC,
16097         CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu
16098         not cpu.
16099         (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options.
16100         Don't handle -shlib.
16101
16102 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16103
16104         * config/avr/avr.h (CPP_SPEC): Don't handle -posix.
16105         (CC1_SPEC): Don't handle -profile.
16106
16107 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16108
16109         * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec.
16110         * config/mips/mips.h (CC1_SPEC): Likewise.
16111
16112 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16113
16114         * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }.
16115         * config/mips/mips.h (CC1_SPEC): Likewise.
16116
16117 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16118
16119         * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional.
16120         * config/m32r/linux.h (LINK_SPEC): Likewise.
16121         * config/mips/linux.h (LINK_SPEC): Likewise.
16122         * config/mips/linux64.h (LINK_SPEC): Likewise.
16123         * config/sparc/linux.h (LINK_SPEC): Likewise.
16124         * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
16125         LINK_SPEC): Likewise.
16126         * config/xtensa/linux.h (LINK_SPEC): Likewise.
16127
16128 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16129
16130         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove
16131         %{version:-v}.
16132         * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise.
16133
16134 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16135
16136         * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}.
16137         * config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
16138
16139 2011-01-14  Joseph Myers  <joseph@codesourcery.com>
16140
16141         * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}.
16142
16143 2011-01-14  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16144
16145         * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always
16146         supports -Bstatic/-Bdynamic.
16147         * configure: Regenerate.
16148
16149 2011-01-14  Jan Hubicka  <jh@suse.cz>
16150             Jack Howarth  <howarth@bromo.med.uc.edu>
16151
16152         PR target/46037
16153         * config/darwin.c (darwin_override_options): Honor flag_gtoggle
16154         when checking debug_info_level. Test write_symbols instead of
16155         debug_hooks->var_location when setting flag_var_tracking_uninit.
16156
16157 2011-01-14  Richard Guenther  <rguenther@suse.de>
16158
16159         PR tree-optimization/47179
16160         * target.def (ref_may_alias_errno): New target hook.
16161         * targhooks.h (default_ref_may_alias_errno): Declare.
16162         * targhooks.c: Include tree-ssa-alias.h and tree-flow.h.
16163         (default_ref_may_alias_errno): New function.
16164         * target.h (struct ao_ref_s): Declare.
16165         * tree-ssa-alias.c: Include target.h.
16166         (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook.
16167         * Makefile.in (tree-ssa-alias.o): Adjust dependencies.
16168         (targhooks.o): Likewise.
16169         * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document.
16170         * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation.
16171
16172 2011-01-14  Richard Guenther  <rguenther@suse.de>
16173
16174         * tree-ssa-structalias.c  (new_var_info): Use DECL_HARD_REGISTER.
16175
16176 2011-01-14  Richard Guenther  <rguenther@suse.de>
16177
16178         PR tree-optimization/47280
16179         * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and
16180         return CFG changes.
16181         (tree_ssa_forward_propagate_single_use_vars): Deal with
16182         CFG changes from associate_plusminus.
16183
16184 2011-01-14  Richard Guenther  <rguenther@suse.de>
16185
16186         PR middle-end/47281
16187         Revert
16188         2011-01-11  Richard Guenther  <rguenther@suse.de>
16189
16190         PR tree-optimization/46076
16191         * tree-ssa.c (useless_type_conversion_p): Conversions from
16192         unprototyped to empty argument list function types are useless.
16193
16194 2011-01-14  Richard Guenther  <rguenther@suse.de>
16195
16196         PR tree-optimization/47286
16197         * tree-ssa-structalias.c (new_var_info): Register variables are global.
16198
16199 2011-01-14  Martin Jambor  <mjambor@suse.cz>
16200
16201         PR middle-end/46823
16202         * tree-inline.c (expand_call_inline): Get fndecl from call graph edge.
16203
16204 2011-01-13  Anatoly Sokolov  <aesok@post.ru>
16205
16206         * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE,
16207         LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
16208         * config/xtensa/xtensa.c (xtensa_libcall_value,
16209         xtensa_function_value_regno_p): New functions.
16210         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
16211
16212 2011-01-13  Kai Tietz  <kai.tietz@onevision.com>
16213
16214         PR c++/47213
16215         * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY):
16216         PE specific hook.
16217         * config/i386/i386-protos.h (i386_pe_assemble_visibility):
16218         New function prototype.
16219         * config/i386/winnt.c (i386_pe_assemble_visibility):
16220         Warn only if attribute was specified by user.
16221
16222 2011-01-13  Michael Meissner  <meissner@linux.vnet.ibm.com>
16223
16224         PR target/47251
16225         * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware
16226         floating point.
16227         (floatunsdidf2_fcfidu): Ditto.
16228
16229 2011-01-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
16230
16231         * config/s390/s390.c (print_operand_address): Replace 'error' with
16232         'output_operand_lossage'.
16233         (print_operand): Likewise.
16234
16235 2011-01-13  Jeff Law  <law@redhat.com>
16236
16237         PR rtl-optimization/39077
16238         * doc/invoke.texi (max-gcse-insertion-ratio): Document.
16239         * params.h (MAX_GCSE_INSERTION_RATIO): Define.
16240         * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define.
16241         * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps.
16242         * gcse.c (prune_insertions_deletions): New function.
16243         (compute_pre_data): Use it.
16244
16245 2011-01-13  Dodji Seketeli  <dodji@redhat.com>
16246
16247         PR debug/PR46973
16248         * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New
16249         static function.
16250         (prune_unused_types_mark): Use it.
16251
16252 2011-01-13  Andrey Belevantsev  <abel@ispras.ru>
16253
16254         PR rtl-optimization/45352
16255         * sel-sched.c: Update copyright years.
16256         (reset_sched_cycles_in_current_ebb): Also recheck the DFA state
16257         in the advancing loop when we have issued issue_rate insns.
16258
16259 2011-01-12  Richard Henderson  <rth@redhat.com>
16260
16261         * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New.
16262         (TARGET_MD_ASM_CLOBBERS): New.
16263
16264         * config/mn10300/mn10300.c (mn10300_delegitimize_address): New.
16265         (TARGET_DELEGITIMIZE_ADDRESS): New.
16266
16267         * config/mn10300/mn10300.md (UNSPEC_BSCH): New.
16268         (clzsi2, *bsch): New patterns.
16269
16270         * config/mn10300/mn10300.md (INT): New mode iterator.
16271         (*mov<INT>_clr): New pattern, and peep2 to generate it.
16272
16273         * config/mn10300/mn10300.c (mn10300_option_override): Force enable
16274         flag_split_wide_types.
16275
16276         * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove.
16277         (mn10300_trampoline_init): Rewrite without a template, an immediate
16278         load and a direct branch.
16279         * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16.
16280
16281 2011-01-12  Anatoly Sokolov  <aesok@post.ru>
16282
16283         * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
16284         * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove.
16285         * config/s390/s390.c (s390_output_addr_const_extra): Make static.
16286         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
16287
16288 2011-01-12  Kai Tietz  <kai.tietz@onevision.com>
16289
16290         PR debug/47209
16291         * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
16292         of type.
16293
16294 2011-01-12  Jan Hubicka  <jh@suse.cz>
16295
16296         PR driver/47244
16297         * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used.
16298         (PLUGIN_COND_CLOSE): New macro.
16299         (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE.
16300
16301 2011-01-12  Richard Guenther  <rguenther@suse.de>
16302
16303         PR lto/47259
16304         * lto-streamer-out.c (output_gimple_stmt): Do not wrap
16305         register variables in a MEM_REF.
16306
16307 2011-01-12  Joseph Myers  <joseph@codesourcery.com>
16308
16309         * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*,
16310         crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*,
16311         hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* |
16312         i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu |
16313         i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu,
16314         x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu,
16315         ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*,
16316         m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*,
16317         mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*,
16318         s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*,
16319         sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*,
16320         am33_2.0-*-linux*): Use gnu-user.h before linux.h.
16321         * config/gnu-user.h: New.  Copied from linux.h.
16322         (LINUX_TARGET_STARTFILE_SPEC): Rename to
16323         GNU_USER_TARGET_STARTFILE_SPEC.
16324         (LINUX_TARGET_ENDFILE_SPEC): Rename to
16325         GNU_USER_TARGET_ENDFILE_SPEC.
16326         (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC.
16327         (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC.
16328         (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC,
16329         LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1,
16330         CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER,
16331         UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64,
16332         BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32,
16333         BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER,
16334         LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64,
16335         TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove.
16336         * config/arm/linux-eabi.h (CC1_SPEC): Use
16337         GNU_USER_TARGET_CC1_SPEC.
16338         (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC.
16339         (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC.
16340         (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC
16341         * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF,
16342         LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC,
16343         LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC,
16344         CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC,
16345         LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove.
16346
16347 2011-01-12  Richard Guenther  <rguenther@suse.de>
16348
16349         PR other/46946
16350         * doc/invoke.texi (ffast-math): Document it is turned on
16351         with -Ofast.
16352
16353 2011-01-12  Jan Hubicka  <jh@suse.cz>
16354
16355         PR tree-optimization/47233
16356         * opts.c (common_handle_option): Disable ipa-reference with profile
16357         feedback.
16358
16359 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
16360
16361         * c-parser.c (c_parser_objc_at_property_declaration): Improved
16362         error message.
16363
16364 2011-01-12  Nicola Pero  <nicola.pero@meta-innovation.com>
16365
16366         * c-parser.c (c_lex_one_token): Updated and reindented some
16367         comments.  No changes in code.
16368
16369 2011-01-11  Ian Lance Taylor  <iant@google.com>
16370
16371         * godump.c (go_output_var): Don't output the variable if there is
16372         already a type with the same name.
16373
16374 2011-01-11  Ian Lance Taylor  <iant@google.com>
16375
16376         * godump.c (go_format_type): Don't generate float80.
16377
16378 2011-01-11  Richard Henderson  <rth@redhat.com>
16379
16380         * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward
16381         declaration.  Rewrite for both speed and size.
16382         (mn10300_address_cost_1): Remove.
16383         (mn10300_register_move_cost): New.
16384         (mn10300_memory_move_cost): New.
16385         (mn10300_rtx_costs): Rewrite for both speed and size.  Don't handle
16386         ZERO_EXTRACT.  Do handle UNSPEC, arithmetic, logicals, compare,
16387         extensions, shifts, BSWAP, CLZ.
16388         (mn10300_wide_const_load_uses_clr): Remove.
16389         (TARGET_REGISTER_MOVE_COST): New.
16390         (TARGET_MEMORY_MOVE_COST): New.
16391         * config/mn10300/mn10300-protos.h: Update.
16392         * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove.
16393
16394         * config/mn10300/constraints.md ("R", "T"): Remove constraints.
16395         * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove.
16396         * config/mn10300/mn10300-protos.h: Update.
16397         * config/mn10300/mn10300.md (movsi_internal): Don't use "R".
16398         (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove.
16399         (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove.
16400         (*test_int_bitfield, *test_byte_bitfield): Remove.
16401         (*bit_test, *subreg_bit_test): Remove.
16402         * config/mn10300/predicates.md (const_8bit_operand): Remove.
16403
16404         * config/mn10300/constraints.md ("c"): Rename from "A".
16405         ("A", "D"): New constraint letters.
16406         * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint.
16407         (fmssf4, fnmasf4, fnmssf4): Likewise.
16408
16409         * config/mn10300/mn10300.md (isa): New attribute.
16410         (enabled): New attribute.
16411
16412         * config/mn10300/mn10300.md (absdf2, negdf2): Remove.
16413         (abssf2, negsf2): Define only for hardware fp.
16414         (sqrtsf2): Reformat.
16415         (addsf3, subsf3, mulsf3): Merge expander and insn.
16416
16417         * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New.
16418         (DEBUGGER_AUTO_OFFSET): Remove.
16419         (DEBUGGER_ARG_OFFSET): Remove.
16420
16421         * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static.
16422         Emit register stores with the same offsets as the hardware.
16423         (mn10300_store_multiple_operation): Don't check that the register
16424         save offsets are monotonic.
16425         * config/mn10300/mn10300-protos.h: Update.
16426
16427         * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete.
16428
16429         * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define
16430         in terms of the value on the stack, not the MDR register.
16431
16432 2011-01-11  Jan Hubicka  <jh@suse.cz>
16433
16434         PR lto/45721
16435         PR lto/45375
16436         * tree.h (symbol_alias_set_t): Move typedef here from varasm.c
16437         (symbol_alias_set_destroy, symbol_alias_set_contains,
16438         propagate_aliases_backward): Declare.
16439         * lto-streamer-out.c (struct sets): New sturcture.
16440         (trivally_defined_alias): New function.
16441         (output_alias_pair_p): Rewrite.
16442         (output_unreferenced_globals): Fix output of alias pairs.
16443         (produce_symtab): Likewise.
16444         * ipa.c (function_and_variable_visibility): Set weak alias destination
16445         as needed in lto.
16446         * varasm.c (symbol_alias_set_t): Remove.
16447         (symbol_alias_set_destroy): Export.
16448         (propagate_aliases_forward, propagate_aliases_backward): New functions
16449         based on ...
16450         (compute_visible_aliases): ... this one; remove.
16451         (trivially_visible_alias): New
16452         (trivially_defined_alias): New.
16453         (remove_unreachable_alias_pairs): Rewrite.
16454         (finish_aliases_1): Reorganize code checking if alias is defined.
16455         * passes.c (rest_of_decl_compilation): Do not call assemble_alias when
16456         in LTO mode.
16457
16458 2011-01-11  Richard Guenther  <rguenther@suse.de>
16459
16460         PR tree-optimization/46076
16461         * tree-ssa.c (useless_type_conversion_p): Conversions from
16462         unprototyped to empty argument list function types are useless.
16463
16464 2011-01-11  Richard Guenther  <rguenther@suse.de>
16465
16466         PR middle-end/45235
16467         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark
16468         volatile MEMs as MEM_READONLY_P.
16469
16470 2011-01-11  Richard Guenther  <rguenther@suse.de>
16471
16472         PR tree-optimization/47239
16473         * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs.
16474
16475 2011-01-11  Jeff Law  <law@redhat.com>
16476
16477         PR tree-optimization/47086
16478         * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record
16479         IVs from statements that might throw.
16480
16481 2011-01-10  Jan Hubicka  <jh@suse.cz>
16482
16483         PR lto/45375
16484         * lto-cgraph.c (input_profile_summary): Remove overactive sanity check.
16485
16486 2011-01-10  Jan Hubicka  <jh@suse.cz>
16487
16488         PR lto/45375
16489         * profile.c (read_profile_edge_counts): Ignore profile inconistency
16490         when correcting profile.
16491
16492 2011-01-10  Jan Hubicka  <jh@suse.cz>
16493
16494         PR lto/46083
16495         * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store
16496         DECL_FINI_PRIORITY.
16497         * lto-streamer-in.c (unpack_ts_function_decl_value_fields):
16498         Restore DECL_FINI_PRIORITY.
16499
16500 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
16501
16502         * doc/gimple.texi: Fix quoting of multi-word return values in
16503         @deftypefn statements.  Ensure presence of return value.  Wrap
16504         overlong @deftypefn lines.
16505         (is_gimple_operand, is_gimple_min_invariant_address): Remove
16506         descriptions of removed functions.
16507         * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting
16508         of multi-word return value in @deftypefn statement.
16509
16510 2011-01-10  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
16511
16512         * doc/gimple.texi (Temporaries, Operands, Compound Lvalues)
16513         (Conditional Expressions, Logical Operators)
16514         (Statement and operand traversals): Do not indent smallexample
16515         code.  Fix duplicate function argument in example.
16516
16517 2011-01-10  Jeff Law  <law@redhat.com>
16518
16519         PR tree-optimization/47141
16520         * ipa-split.c (split_function): Handle case where we are
16521         returning a value and the return block has a virtual operand phi.
16522
16523 2011-01-10  Jan Hubicka  <jh@suse.cz>
16524
16525         PR tree-optimization/47234
16526         * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO.
16527         (pass_feedback_split_functions): Declare.
16528         * passes.c (init_optimization_passes): Add ipa-split as subpass of
16529         tree-profile.
16530         * ipa-split.c (gate_split_functions): Update comments; disable
16531         split-functions for profile_arc_flag and branch_probabilities.
16532         (gate_feedback_split_functions): New function.
16533         (execute_feedback_split_functions): New function.
16534         (pass_feedback_split_functions): New global var.
16535
16536 2011-01-10  H.J. Lu  <hongjiu.lu@intel.com>
16537
16538         PR lto/46760
16539         * tree-inline.c (tree_can_inline_p): Check e->call_stmt before
16540         calling gimple_call_set_cannot_inline.
16541
16542 2011-01-10  Iain Sandoe  <iains@gcc.gnu.org>
16543
16544         * config/darwin-sections.def: Remove unused section.
16545
16546 2011-01-10  Dave Korn  <dave.korn.cygwin@gmail.com>
16547
16548         PR c++/47218
16549         * cgraphunit.c (assemble_thunk): Call resolve_unique_section.
16550
16551 2011-01-09  Nicola Pero  <nicola.pero@meta-innovation.com>
16552
16553         PR objc/47232
16554         * c-parser.c (c_parser_declaration_or_fndef): Improved
16555         error message.
16556
16557 2011-01-09  Kai Tietz  <kai.tietz@onevision.com>
16558
16559         * config/i386/winnt.c (i386_pe_start_function): Make sure
16560         to switch back to function's section.
16561
16562 2011-01-09  Iain Sandoe  <iains@gcc.gnu.org>
16563
16564         PR gcc/46902
16565         PR testsuite/46912
16566         * plugin.c: Move include of dlfcn.h from here...
16567         * system.h: ... to here.
16568
16569 2011-01-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
16570
16571         * doc/cpp.texi (C++ Named Operators): Fix markup for header
16572         file name.
16573         * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid
16574         two extra empty pages in PDF output.
16575
16576 2011-01-08  Nicola Pero  <nicola.pero@meta-innovation.com>
16577
16578         PR objc/47078
16579         * c-parser.c (c_parser_objc_type_name): If the type is unknown,
16580         for error recovery purposes behave as if it was not specified so
16581         that the default type is usd.
16582
16583 2011-01-07  Jan Hubicka  <jh@suse.cz>
16584
16585         PR tree-optmization/46469
16586         * ipa.c (function_and_variable_visibility): Clear needed flags on
16587         nodes with external decls; handle weakrefs merging correctly.
16588
16589 2011-01-07  Joseph Myers  <joseph@codesourcery.com>
16590
16591         * opts.c (finish_options): Set opts->x_flag_opts_finished to true,
16592         not false.
16593
16594 2011-01-07  Jan Hubicka  <jh@suse.cz>
16595
16596         * doc/invoke.texi (-flto, -fuse-linker-plugin): Update defaults
16597         and no longer claim that gold is required for linker plugin.
16598         * configure: Regenerate.
16599         * gcc.c (PLUGIN_COND): New macro.
16600         (LINK_COMMAND_SPEC): Use it.
16601         (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set.
16602         * config.in (HAVE_LTO_PLUGIN): New.
16603         * configure.ac (--with-lto-plugin): New parameter; autodetect
16604         HAVE_LTO_PLUGIN.
16605
16606 2011-01-07  Jan Hubicka  <jh@suse.cz>
16607
16608         PR tree-optimization/46367
16609         * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only
16610         when we can update original.
16611         (cgraph_mark_inline_edge): Sanity check.
16612         * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check.
16613
16614 2011-01-07  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16615
16616         * config/spu/spu.h (ASM_COMMENT_START): Define.
16617
16618 2011-01-07  H.J. Lu  <hongjiu.lu@intel.com>
16619
16620         PR driver/42445
16621         * gcc.c (%>S): New.
16622         (SWITCH_KEEP_FOR_GCC): Likewise.
16623         (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC.
16624         (do_spec_1): Handle "%>".
16625
16626         * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>".
16627
16628 2011-01-07  Jakub Jelinek  <jakub@redhat.com>
16629
16630         PR target/47201
16631         * config/i386/i386.c (ix86_delegitimize_address): If
16632         simplify_gen_subreg fails, return orig_x.
16633
16634         PR bootstrap/47187
16635         * value-prof.c (gimple_stringop_fixed_value): Handle
16636         lhs of the call properly.
16637
16638 2011-01-07  Jan Hubicka  <jh@suse.cz>
16639
16640         PR lto/45375
16641         * lto-opt.c (lto_reissue_options): Set flag_shlib.
16642
16643 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
16644
16645         * target.def (function_switched_text_sections): New hook.
16646         * doc/tm.texi: Regenerated.
16647         * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
16648         * final.c (default_function_switched_text_sections): New.
16649         (final_scan_insn): Call function_switched_text_sections when a
16650         mid-function section change occurs.
16651         * output.h (default_function_switched_text_sections): Declare.
16652         * config/darwin-protos.h (darwin_function_switched_text_sections):
16653         Likewise.
16654         * config/darwin.c (darwin_function_switched_text_sections): New.
16655         * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New.
16656
16657 2011-01-07  Iain Sandoe  <iains@gcc.gnu.org>
16658
16659         * dwarf2out.c (gen_subprogram_die):  Add pubnames with code ranges for
16660         DWARF >= 3.  Add pubnames for the primary section and a reduced DIE for
16661         the secondary code fragment when outputting for DWARF == 2.
16662
16663 2011-01-07  Anatoly Sokolov  <aesok@post.ru>
16664
16665         * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove.
16666         * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra):
16667         Remove.
16668         * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static.
16669         (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define.
16670
16671 2011-01-06  Eric Botcazou  <ebotcazou@adacore.com>
16672
16673         PR debug/46704
16674         * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only
16675         when it is not empty.
16676
16677 2011-01-06  Changpeng Fang  <changpeng.fang@amd.com>
16678
16679         Bobcat Enablement
16680         * config.gcc (i[34567]86-*-linux* | ...): Add btver1.
16681         (case ${target}): Add btver1.
16682         * config/i386/driver-i386.c (host_detect_local_cpu): Let
16683         -march=native recognize btver1 processors.
16684         * config/i386/i386-c.c (ix86_target_macros_internal): Add
16685         btver1 def_and_undef
16686         * config/i386/i386.c (struct processor_costs btver1_cost): New
16687         btver1 cost table.
16688         (m_BTVER1): New definition.
16689         (m_AMD_MULTIPLE): Includes m_BTVER1.
16690         (initial_ix86_tune_features): Add btver1 tune.
16691         (processor_target_table): Add btver1 entry.
16692         (static const char *const cpu_names): Add btver1 entry.
16693         (software_prefetching_beneficial_p): Add btver1.
16694         (ix86_option_override_internal): Add btver1 instruction sets.
16695         (ix86_issue_rate): Add btver1.
16696         (ix86_adjust_cost): Add btver1.
16697         * config/i386/i386.h (TARGET_BTVER1): New definition.
16698         (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1.
16699         (enum processor_type): Add PROCESSOR_BTVER1.
16700         * config/i386/i386.md (define_attr "cpu"): Add btver1.
16701
16702 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16703
16704         PR target/43309
16705         * config/i386/i386.c (legitimize_tls_address)
16706         <TLS_MODEL_INITIAL_EXEC>: Handle TARGET_64BIT && TARGET_SUN_TLS.
16707         * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare.
16708         (tls_initial_exec_64_sun): New pattern.
16709
16710 2011-01-06  Gerald Pfeifer  <gerald@pfeifer.com>
16711
16712         * doc/invoke.texi (Overall Options): Improve wording and markup
16713         of the description of -wrapper.
16714
16715 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
16716
16717         * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads,
16718         rdynamic, threads): New Driver options.
16719
16720 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16721
16722         PR target/38118
16723         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss
16724         if coming from .tdata.
16725         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
16726
16727 2011-01-06  Jan Hubicka  <jh@suse.cz>
16728
16729         PR lto/47188
16730         * collect2.c (main): Do not enable LTOmode when plugin is active.
16731
16732 2011-01-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
16733
16734         PR other/45915
16735         * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd
16736         --version output if supported.
16737         * configure: Regenerate.
16738
16739 2011-01-06  Joseph Myers  <joseph@codesourcery.com>
16740
16741         * config/linux-android.opt (tno-android-cc, tno-android-ld): New
16742         Driver options.
16743
16744 2011-01-06  Jakub Jelinek  <jakub@redhat.com>
16745
16746         PR c/47150
16747         * c-convert.c (convert): When converting a complex expression
16748         other than COMPLEX_EXPR to a different complex type, ensure
16749         c_save_expr is called instead of save_expr, unless in_late_binary_op.
16750         * c-typeck.c (convert_for_assignment): Set in_late_binary_op also
16751         when converting COMPLEX_TYPE.
16752
16753 2011-01-06  Ira Rosen  <irar@il.ibm.com>
16754
16755         PR tree-optimization/47139
16756         * tree-vect-loop.c (vect_is_simple_reduction_1): Check that
16757         only the last reduction value is used outside the loop.  Update
16758         documentation.
16759
16760 2011-01-05  Joseph Myers  <joseph@codesourcery.com>
16761
16762         * config/rtems.opt: New.
16763         * config.gcc (*-*-rtems*): Use rtems.opt.
16764
16765 2011-01-05  Changpeng Fang  <changpeng.fang@amd.com>
16766
16767         * config/i386/i386.c (ix86_option_override_internal): Bulldozer
16768         processors do not support 3DNow instructions.
16769
16770 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16771
16772         * config/spu/spu.c (spu_option_override): Set parameter
16773         PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1.
16774
16775 2011-01-05  Jan Hubicka  <jh@suse.cz>
16776
16777         * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified
16778         at the command line.
16779
16780 2011-01-05  Martin Jambor  <mjambor@suse.cz>
16781
16782         PR lto/47162
16783         * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk
16784         deltas on streamed outgoing edges.
16785         (output_node_opt_summary): Output info for outgoing edges only when
16786         the node is in new parameter set.
16787         (output_cgraph_opt_summary): New parameter set, passed to the two
16788         aforementioned functions.  Update its forward declaration and its
16789         callee too.
16790
16791 2011-01-05  Tom Tromey  <tromey@redhat.com>
16792
16793         * c-parser.c (c_parser_omp_atomic): Pass location of assignment
16794         operator to c_finish_omp_atomic.
16795         * c-typeck.c (lvalue_or_else): Add 'loc' argument.
16796         (build_unary_op): Update.
16797         (build_modify_expr): Update.
16798         (build_asm_expr): Update.
16799
16800 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16801
16802         * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for
16803         newly inserted insns.
16804         (pad_bb): Likewise.
16805         (spu_emit_branch_hint): Likewise.
16806         (insert_hbrp_for_ilb_runout): Likewise.
16807         (spu_machine_dependent_reorg): Call df_finish_pass after
16808         schedule_insns returns.
16809
16810 2011-01-05  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16811
16812         * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage.
16813
16814 2011-01-05  Eric Botcazou  <ebotcazou@adacore.com>
16815
16816         PR tree-optimization/47005
16817         * tree-sra.c (struct access): Add 'non_addressable' bit.
16818         (create_access): Set it for a DECL_NONADDRESSABLE_P field.
16819         (decide_one_param_reduction): Return 0 if the parameter is passed by
16820         reference and one of the accesses in the group is non_addressable.
16821
16822 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
16823
16824         PR tree-optimization/47056
16825         * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers.
16826         (mark_load): Likewise.  Handle FUNCTION_DECL specially.
16827         (mark_store): Likewise.  Pass STMT to ipa_record_reference.
16828
16829 2011-01-04  Eric Botcazou  <ebotcazou@adacore.com>
16830
16831         * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the
16832         initializer.  Skip view conversions from aggregate types.
16833
16834 2011-01-04  Kai Tietz  <kai.tietz@onevision.com>
16835
16836         PR bootstrap/47055
16837         * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC.
16838
16839 2011-01-04  Philipp Thomas  <pth@suse.de>
16840
16841         * config/microblaze/microbalse.opt (mxl-float-convert): Fix
16842         obvious typo.
16843
16844 2011-01-04  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16845
16846         * function.c (thread_prologue_and_epilogue_insns): Do not crash
16847         on empty epilogue sequences.
16848
16849 2011-01-04  Joseph Myers  <joseph@codesourcery.com>
16850
16851         * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now,
16852         non-static): New Driver options.
16853
16854 2011-01-04  Jie Zhang  <jie@codesourcery.com>
16855
16856         PR driver/47137
16857         * gcc.c (default_compilers[]): Set combinable field to 0
16858         for all assembly languages.
16859
16860 2011-01-04  Mingjie Xing  <mingjie.xing@gmail.com>
16861
16862         * config/mips/loongson3a.md: New file.
16863         * config/mips/mips.md: Include loongson3a.md.
16864         * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when
16865         TUNE_LOONGSON_3A.
16866
16867 2011-01-03  Eric Botcazou  <ebotcazou@adacore.com>
16868
16869         PR middle-end/47017
16870         * expr.c (expand_expr_real_1) <MEM_REF>: Call memory_address_addr_space
16871         instead of convert_memory_address_addr_space on the base expression.
16872
16873 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16874
16875         * config/spu/spu.c (spu_option_override): Update error text
16876         for bad -march= / -mtune= values.
16877
16878 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16879
16880         * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking
16881         if branch-hint optimization will be performed.
16882
16883 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
16884
16885         PR tree-optimization/47148
16886         * ipa-split.c (split_function): Convert arguments to
16887         DECL_ARG_TYPE if possible.
16888
16889         PR tree-optimization/47155
16890         * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type
16891         when computing uns.
16892
16893         PR rtl-optimization/47157
16894         * combine.c (try_combine): If undobuf.other_insn becomes
16895         (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it
16896         and set *new_direct_jump_p too.
16897
16898 2011-01-03  Sebastian Pop  <sebastian.pop@amd.com>
16899
16900         PR tree-optimization/47021
16901         * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR.
16902
16903 2011-01-03  Jakub Jelinek  <jakub@redhat.com>
16904
16905         * gcc.c (process_command): Update copyright notice dates.
16906         * gcov.c (print_version): Likewise.
16907         * gcov-dump.c (print_version): Likewise.
16908         * mips-tfile.c (main): Likewise.
16909         * mips-tdump.c (main): Likewise.
16910
16911 2011-01-03  Martin Jambor  <mjambor@suse.cz>
16912
16913         PR tree-optimization/46801
16914         * tree-sra.c (type_internals_preclude_sra_p): Check whether
16915         aggregate fields start at byte boundary instead of the bit-field flag.
16916
16917 2011-01-03  H.J. Lu  <hongjiu.lu@intel.com>
16918
16919         PR driver/47137
16920         * gcc.c (main): Revert revision 168407.
16921
16922 2011-01-03  Martin Jambor  <mjambor@suse.cz>
16923
16924         * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type.
16925
16926 2011-01-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
16927
16928         * tree-vect-generic.c (expand_vector_operations_1): When using vector/
16929         vector optab to expand vector/scalar shift, update gimple to vector.
16930
16931 2011-01-03  Martin Jambor  <mjambor@suse.cz>
16932
16933         * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to
16934         a thunk.
16935
16936 2011-01-03  Martin Jambor  <mjambor@suse.cz>
16937
16938         PR tree-optimization/46984
16939         * cgraph.h (cgraph_indirect_call_info): make field thunk_delta
16940         HOST_WIDE_INT.
16941         (cgraph_create_indirect_edge): Fixed line length.
16942         (cgraph_indirect_call_info): Declare.
16943         (cgraph_make_edge_direct) Update declaration.
16944         * cgraph.c (cgraph_allocate_init_indirect_info): New function.
16945         (cgraph_create_indirect_edge): Use it.
16946         (cgraph_make_edge_direct): Made delta HOST_WIDE_INT.  Updated all
16947         callees.
16948         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for
16949         the new thunk_delta representation.
16950         * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to
16951         HOST_WIDE_INT.
16952         (ipa_write_indirect_edge_info): Remove streaming of thunk_delta.
16953         (ipa_read_indirect_edge_info): Likewise.
16954         * lto-cgraph.c (output_edge_opt_summary): New function.
16955         (output_node_opt_summary): Call it on all outgoing edges.
16956         (input_edge_opt_summary): New function.
16957         (input_node_opt_summary): Call it on all outgoing edges.
16958
16959 2011-01-02  H.J. Lu  <hongjiu.lu@intel.com>
16960
16961         PR driver/47137
16962         * gcc.c (main): Don't check have_o when settting combine_inputs.
16963
16964 2011-01-02  Eric Botcazou  <ebotcazou@adacore.com>
16965
16966         * regrename.c: Add general comment describing the pass.
16967         (struct du_head): Remove 'length' field.
16968         (get_element, merge_sort_comparison, merge, sort_du_head): Remove.
16969         (regrename_optimize): Do not sort chains.  Rework comments, add others.
16970         Force renaming to the preferred class (if any) in the first pass and do
16971         not consider registers that belong to it in the second pass.
16972         (create_new_chain): Do not set 'length' field.
16973         (scan_rtx_reg): Likewise.
16974
16975 2011-01-02  Jakub Jelinek  <jakub@redhat.com>
16976
16977         PR tree-optimization/47140
16978         * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use
16979         TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument
16980         to bit_value_binop.
16981
16982         PR rtl-optimization/47028
16983         * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after
16984         parm_birth_insn instead of at the beginning of first bb.
16985
16986 2011-01-02  Mingjie Xing  <mingjie.xing@gmail.com>
16987
16988         * doc/generic.texi: Remove duplicated "@subsubsection Statements".
16989         Remove the word "see" before "@pxref".
16990         * doc/rtl.texi: Remove the word "see" before "@pxref".
16991
16992 2011-01-01  Jan Hubicka  <jh@suse.cz>
16993
16994         * tree-loop-distribution.c (tree_loop_distribution): Do not use freed
16995         memory.
16996
16997 2011-01-01  Kai Tietz  <kai.tietz@onevision.com>
16998
16999         PR target/38662
17000         * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too.
17001
17002 \f
17003 Copyright (C) 2011 Free Software Foundation, Inc.
17004
17005 Copying and distribution of this file, with or without modification,
17006 are permitted in any medium without royalty provided the copyright
17007 notice and this notice are preserved.